In the ever-evolving landscape of industrial machinery, Electric Overhead Traveling (EOT) cranes stand as pivotal components in enhancing efficiency and productivity across various sectors, from manufacturing and construction to logistics and heavy industries. China, with its robust manufacturing infrastructure and competitive pricing, has emerged as a global leader in the production of EOT cranes.

This comprehensive guide delves into the world of EOT crane suppliers in China, providing invaluable insights for those seeking to navigate this complex market. Here, you will discover the top manufacturers, such as Zoomlion, Langfang Hongqi Heavy Machinery, and Shanghai Electric Group, each boasting rich histories, advanced technologies, and a commitment to quality and innovation.

Readers can expect to learn about the diverse range of EOT crane models available, including single girder, double girder, and customized solutions tailored to specific industrial needs. The guide will also cover the manufacturing process, highlighting the use of advanced technologies like CAD software, robotic welding, and precision machining

EOT Crane Manufacturers | Overhead Crane Suppliers …

About Henan Sinoko Cranes Co., Ltd.

Company Overview

Henan Sinoko Cranes Co., Ltd. is a modern manufacturing enterprise specializing in European standard cranes. The company is based in Changyuan County, Xinxiang, Henan, China, and operates on a vast factory area of about 280 acres.

Workforce and Expertise

Sinoko Cranes boasts a workforce of over 1200 employees, including more than 180 engineers and technicians. This strong team ensures the company remains at the forefront of the crane industry.

Capital and Equipment

The company has a registered capital of 108.80 million RMB and a total capital investment of 220 million RMB. It is equipped with over 210 sets of advanced manufacturing and testing equipment, enabling the production of high-quality cranes.

Manufacturing Capabilities

Factory Facilities

The company has multiple factory sections dedicated to different aspects of crane manufacturing:
– Assembling Manufacturing: Focuses on the assembly of crane components.
– Riveting and Welding Manufacturing: Specializes in the riveting and welding processes.
– Machining Processing: Handles the machining and processing of crane parts.
– Electric Appliance Assembly Warehouse: Dedicated to the assembly of electrical components.
– Shipping Space: Ensures efficient shipping and logistics operations.

Product Range

Crane Types

Sinoko Cranes offers a wide range of crane products, including:

Overhead Cranes

• Europe Type Double Girder Overhead Crane: Known for its durability and reliability.
• CXSM Double Beam Open Winch Electric Overhead Crane: Designed for heavy-duty applications.
• Double Girder Overhead Crane: Uses two beams to support a hoist, suitable for industrial and commercial use.
• Loading Capacity: 5 ~ 80 tons
• Lifting Height: 3 ~ 30 meters or customized
• Lifting Speed: Customized or varies with lifting capacity
• Span: 10.5 ~ 31.5 meters
• Lifting Mechanism: European hoist
• Working Class: A5 ~ A8
• Working Temperature: -20 ~ 40 ℃
• Power Supply: AC-3Phase-220//230/380/400/415/440V-50/60Hz
• Control Voltage: DC-36 / 48V
• Motor Protection Class: IP54 IP55 IP65
• Control Method: Cabin, wireless remote, pendant push button
• Safety Device: Buffer, current overload protection, overload device, power failure protection[5].

Gantry Cranes

• European Single Girder Gantry Crane
• European Gantry Crane
• Container Lifting Gantry Crane
• Truss Structure Gantry Crane

Specialized Cranes

• Hydraulic Grab Overhead Crane: For handling large mineral, pig iron, scrap steel, garbage, and iron powder.
• Magnet Handling Overhead Bridge Crane: Designed for magnetic material handling.

Technology and Standards

European Standards

Sinoko Cranes focuses on the cutting-edge technology and developments of European standard cranes. Their products are characterized by:
– Slim size and light weight
– Excellent free maintenance performance
– Continuing working efficiency
– Advanced configuration
– Galvanized steel rope
– Disc brake for lifting safety
– Hardened reducer
– PLC lifting limit switch

Quality and Safety Standards

The company has acquired production licenses from the China National Technical Supervision Bureau and has passed through:
– ISO9001:2000 international quality control standard
– ISO14001:1996 environment standard
– OHSAS18001 health and safety standard

Applications and Industries

Sinoko Cranes’ products are widely used in various industries, including:
– Factories
– Workshops
– Warehouses
– Power stations
– Logistics

These cranes are designed to meet industrial requirements from light to heavy, covering all parts of the manufacturing area and process.

Maintenance and Operation

Maintenance

To ensure the normal operation of the cranes, regular maintenance is crucial. Key maintenance items include:
– Checking electrical systems
– Lubricating moving parts
– Inspecting safety devices
– Ensuring proper alignment of tracks and runways[4].

Operation

The operation of cranes, especially electric single girder cranes, relies on the proper use of accessories such as bus bars for current transmission. The KBK crane, for example, is known for its safety, reliability, and wide application range, making it simple and reliable to use while reducing labor intensity[4].

Future Developments and Exhibitions

Sinoko Cranes is continuously expanding its production scale and plant area to meet long-term development needs. The company also participates in international exhibitions, such as the Metec Düsseldorf 2023 and the China (Shanghai) International Heavy Machinery Equipment Exhibition, to showcase its groundbreaking solutions and innovative products[3][4].

By focusing on cutting-edge technology, adhering to European standards, and maintaining high-quality manufacturing practices, Henan Sinoko Cranes Co., Ltd. stands as a trusted partner for all crane needs, offering reliable and efficient solutions across various industries.

China EOT Cranes Manufacturer Tavol Brand Double …

Tavol Brand Double Beam Bridge Crane: An In-Depth Guide

Overview

The Tavol Brand Double Beam Bridge Crane, also known as the LH Model or QD Model, is a versatile and robust overhead crane designed for various industrial applications. This guide will delve into the structure, specifications, features, and applications of these cranes.

Structure and Components

Double Girder Bridge Crane Structure

• The crane is composed of two girder beams that make up the bridge, supported by an end truck on each side.
• The electric hoist or winch trolley runs on a rail installed above the bridge girders[1][3].

Key Components

• Main Beam: The primary structural element of the crane.
• End Carriage: Supports the main beam and houses the wheels for crane travel.
• Hoist or Winch: The lifting mechanism, which can be an electric wire rope hoist or electric chain hoist.
• Electric Power Transmission Device: Ensures efficient power distribution.
• Operation Room: Optional, for cabin control[1][3].

Specifications

Capacity and Span

• Capacity: Ranges from 3 tons to 200 tons, including combinations like 20/5 tons and 32/5 tons[1][3].
• Span: Can be customized from 6 meters to 31.5 meters or up to 42 meters in some models[1][2][3].

Lifting Height and Work Duty

• Lifting Height: Varies from 3 meters to 60 meters.
• Work Duty: Classified as A4/M4, A5/M5, A6/M6, A7/M7, and A8/M8 depending on the model and usage frequency[1][2][3].

Control Methods and Electrical Parts

• Control Methods: Remote control, pendant control, or cabin control.
• Electrical Parts: High-quality brands such as CHINT or Schneider.
• Motors: Chinese famous brands.
• Bearings: Chinese famous brand “HRB”[1][2][3].

Speed and Performance

• Lifting Speed: Up to 10 meters per minute.
• Cross Travel Speed: Up to 20 meters per minute.
• Long Travel Speed: Up to 80 meters per minute.
• Variable Frequency Drives: Optional for precise speed control[1][2][3].

Features

Cost Efficiency and Production Improvement

• Designed to cut down costs in building and maintaining plant and workshop facilities.
• Improves production efficiency by facilitating smooth and efficient material handling[1].

Versatility and Adaptability

• Suitable for different operating conditions and provides one-stop solutions.
• Can be customized to meet specific industrial needs[1][2][3].

Maintenance and Safety

• Reduces daily maintenance requirements.
• Ensures high safety standards with features like forged hooks with safety locks and optional variable frequency drives[1][3].

Applications

Industrial Use Cases

• Widely applicable in various industries such as:
• Steel plants
• Cement plants
• Power plants
• Mine industry
• Food industry
• Chemical industry
• Shipyards
• Stone yards
• Construction companies
• Electrical companies
• Machine tools and automotive industries[1][2][3].

Specific Tasks

• Suitable for tasks such as transfer, assembly, check, and repair, as well as loading and unloading in workshops, warehouses, and goods yards[3].

Packaging and Shipping

Packaging Details

• Electric parts are packed in high-quality plywood crates to prevent distortion.
• Main beams and end beams are packed in plastic woven cloth to reduce abrasion during transport[1][3].

Shipping Methods

• The whole set of the overhead crane can be shipped by container or by bulk[1][3].

Conclusion

The Tavol Brand Double Beam Bridge Crane is a robust and versatile solution for heavy-duty material handling across various industries. With its customizable specifications, high safety standards, and efficient operation, it is an ideal choice for enhancing production efficiency and reducing maintenance costs. Whether for light to heavy-duty applications, the LH Model and QD Model double girder bridge cranes offer comprehensive solutions tailored to meet the diverse needs of modern industrial environments.

EOT Crane Manufacturer In China – KSCRANE

Guide to Electric Overhead Travelling (EOT) Cranes

What is an EOT Crane?

An EOT Crane, or Electric Overhead Travelling Crane, is a type of bridge crane widely used in various industrial settings. It is powered by electricity and operates along parallel runways, allowing for the lifting and shifting of heavy loads across a factory floor or other industrial spaces.

Key Components of EOT Cranes

• Parallel Runways: These are the beams on either side of the factory or warehouse that support the travelling bridge.
• Travelling Bridge: This is the beam that spans the gap between the parallel runways and carries the hoist.
• Hoist: Mounted on the travelling bridge, the hoist is responsible for lifting and lowering loads.
• Trolley: The trolley moves along the bridge, allowing for lateral movement of the load.
• End Carriages: These are the structures that house the wheels for long travel and cross travel motions[5].

Types of EOT Cranes

Single Girder EOT Cranes

• Construction: Single girder EOT cranes have one main girder supported by two end trucks. The trolley and hoist run along the bottom flange of this girder.
• Features:
• Lighter and easier to install.
• Compact size and low building headroom.
• Typically used for handling typical to medium objects and materials.
• Can be operated via push-button pendant station or radio remote control.
• Often used for short work periods and light-duty loads (up to 20 tons)[1][3][4].
• Operation Modes: Ground control (wire control or remote control) and air control (cabin operation)[3].

Double Girder EOT Cranes

• Construction: Double girder EOT cranes have two main girders with two trolleys and hoists running along the axis of the beams.
• Features:
• Higher load capacity and longer span compared to single girder cranes.
• Robust and sturdy, suitable for heavy-duty applications.
• Often used in industries requiring high load capacities, such as transformer, cable, and iron and steel plants.
• Can be operated via push-button pendant, radio remote control, or an operating cabin.
• Provides better headroom and overall hook height[1][3][4].
• Operation Modes: Similar to single girder cranes, with the addition of cabin operation[3].

Applications of EOT Cranes

EOT cranes are versatile and are used in a wide range of industries, including:
– Power Plants
– Transport Industry
– Construction Industry
– Petrochemical Industry
– Chemical Industries
– Steel Plants
– Ceramic Industries
– Dairy Industries
– Foundries
– Textile Industry
– Cement Industry
– Railway Transportation
– Port and Terminal
– Logistics[1][3].

Features and Advantages

• Heavy-Duty Construction: EOT cranes are known for their sturdy construction and heavy-duty cast steel rope guides.
• Low Maintenance: Easy to operate and maintain, with features like TEFC (Totally Enclosed, Fan Cooled) motors and F-class insulation.
• Corrosion-Resistant: Designed to withstand various environmental conditions.
• Efficient Operation: Equipped with upper and lower hook travel limit switches and other safety features.
• Flexible Control: Can be operated via control pendant, radio/IR remote pendant, or an operator cabin[1][2].

Working Principle of EOT Cranes

EOT cranes operate through three primary movements:
– Crane Hook Up and Down Lifting: Controlled by the hoisting mechanism.
– Trolley Lateral Movement: The trolley moves along the bridge girder.
– Crane Long Travelling Longitudinal Motion: The crane moves along the parallel runways[1][4].

Safety and Operational Considerations

• Limit Switches: Upper and lower hook travel limit switches to control upward and downward movements.
• Fail-Safe Brakes: Brakes that apply when power is lost.
• Storm Brakes: Additional brakes for outdoor operations in stormy conditions.
• End Stops: Physical stopping members to prevent over-travel in case of limit switch failures[5].

Installation and Maintenance

• Installation: EOT cranes can be installed inside factories or warehouses, and some models can be used outdoors with appropriate upgrades.
• Maintenance: Regular condition monitoring and maintenance are crucial to ensure the longevity and efficiency of the crane.
• Used Cranes: There is a market for used EOT cranes, and they can be refurbished with new components to offer extended warranties[2].

By understanding these aspects of EOT cranes, users can make informed decisions about selecting, operating, and maintaining these critical pieces of industrial equipment.

Top 10 Overhead Crane Manufacturer In China | WeiHuaCrane

Top Overhead Crane Manufacturers in China: An In-Depth Guide

Introduction

China has emerged as a major player in the global market for overhead cranes, driven by its large manufacturing capacity and relatively low labor costs. Here, we will explore the top overhead crane manufacturers in China, their history, products, and contributions to the industry.

Leading Overhead Crane Manufacturers in China

Henan Weihua Heavy Machinery Co., Ltd.

Overview

• Established in 1989 and headquartered in Anyang City, Henan Province.
• A leading machinery manufacturing enterprise in China.
• Engaged in the design, research and development, production, and sales of lifting machinery, construction machinery, special vehicles, and other products.

Achievements

• Ranks first in China in the production and sales of overhead cranes and gantry cranes.
• Achieved a sales revenue of 12.2 billion yuan in 2018.

Zoomlion Heavy Industry Group Co., Ltd.

Overview

• Established in 1993 and headquartered in Changsha, Hunan Province.
• One of the leading construction machinery manufacturers in China.
• Specializes in the R&D, manufacturing, and sales of bridge cranes, tower cranes, and other products.

Capabilities

• Advanced production equipment and technology.
• Provides high-quality products and services globally.

Langfang Hongqi Heavy Machinery Co., Ltd.

Overview

• Established in 1958 and headquartered in Langfang City, Hebei Province.
• Known for its rich experience and technology in bridge crane manufacturing.

Achievements

• Product quality and performance are in the leading position in China.
• Widely recognized and praised for its products.

Henan Weineng Heavy Industry Machinery Co., Ltd.

Overview

• Established in 2004 and headquartered in Zhengzhou City, Henan Province.
• Engaged in R&D, manufacturing, and sales of bridge cranes, gantry cranes, tower cranes, and other products.

Capabilities

• Advanced production equipment and technology.
• Committed to providing high-quality products and services.

Shanghai Electric Group Co., Ltd.

Overview

• Founded in 1880 and one of the oldest construction machinery manufacturers in China.
• Headquartered in Shanghai.
• Specializes in the R&D, manufacturing, and sales of bridge cranes, tower cranes, and other products.

Achievements

• Long history and rich experience.
• Product quality and performance have always been in the leading position in China.

Harbin Electric Group Co., Ltd.

Overview

• Founded in 1898 and headquartered in Harbin.
• Specializes in the R&D, manufacturing, and sales of bridge cranes, gantry cranes, and other products.

Achievements

• Long history and rich experience.
• Product quality and performance have always been in the leading position in China.

Henan Qiaoqiao Heavy Industry Co., Ltd.

Overview

• Established in 2003 and headquartered in Nanyang City, Henan Province.
• Engaged in the R&D, manufacturing, and sales of bridge cranes, gantry cranes, and other products.

Capabilities

• Professional R&D team and advanced production equipment.
• Committed to providing high-quality products and services.

Hebei Shuangma Heavy Industry Machinery Manufacturing Co., Ltd.

Overview

• Established in 2002 and headquartered in Xingtai City, Hebei Province.
• Specializes in the R&D, manufacturing, and sales of bridge cranes, gantry cranes, and other products.

Capabilities

• Skilled team and efficient production equipment.
• Product quality and performance are widely recognized.

Product Range and Services

Types of Cranes

• Single girder cranes
• Double girder cranes
• Gantry cranes
• Jib cranes
• Customized solutions for specific industries or applications

Additional Services

• Installation services for their products
• Maintenance services
• Repair services

Manufacturing Process

The manufacturing process for overhead cranes typically involves several stages:

Design

• Initial design phase where specifications and requirements are outlined.

Fabrication

• Raw materials are processed and fabricated into components.

Assembly

• Components are assembled into the final crane structure.

Testing

• Final testing to ensure the crane meets safety and performance standards.

Conclusion

China’s top overhead crane manufacturers, such as Henan Weihua Heavy Machinery Co., Ltd., Zoomlion Heavy Industry Group Co., Ltd., and others, have established themselves as leaders in the global crane industry. Their rich history, advanced technology, and commitment to quality have made them pivotal in meeting the demand for high-performance overhead cranes. These companies offer a wide range of crane models and provide comprehensive services, making them essential partners for industries requiring lifting solutions.

China Overhead Crane Manufacturer

Guide to Overhead Cranes

Introduction to Overhead Cranes

Overhead cranes are essential pieces of equipment in various industrial settings, including factories, warehouses, and workshops. They are designed to handle heavy loads efficiently and safely, enhancing production and workflow.

Types of Overhead Cranes

Single Girder Overhead Cranes

• Description: Single girder overhead cranes feature a single I-beam or girder that supports the load. These cranes are lighter and generally lift less weight compared to double girder cranes.
• Capacity: Typically ranges from 1 to 20 tons[2][5].
• Span: Usually spans from 7.5 to 31.5 meters[1][2].
• Lifting Height: Can vary from 6 to 30 meters[1][2].
• Speeds:
• Lifting speed: 0.8 to 5 m/min[2].
• Hoist travelling speed: 2 to 20 m/min[2].
• Crane speed: 3 to 30 m/min[2].
• Work Duty: Often classified under duty A5[2].

Double Girder Overhead Cranes

• Description: Double girder overhead cranes have two I-beams or girders that support the load, making them heavier and capable of lifting more weight.
• Capacity: Ranges from 5 to 450 tons[1][2].
• Span: Typically spans from 10.5 to 31.5 meters[1][2].
• Lifting Height: Can range from 6 to 24 meters[1][2].
• Speeds:
• Lifting speed: 2.1 to 11.5 m/min[2].
• Trolley speed: 27 to 40 m/min[2].
• Crane speed: 42 to 75 m/min[2].
• Work Duty: Classified under duties A3 to A7[1][2].

Key Components of Overhead Cranes

Bridge Beam

• The bridge beam is the main structural component that spans the runway. For single girder cranes, it is typically a wide flange structural member. For double girder cranes, two girders are used, often with a box girder design for heavier loads[3][4].

Hoist/Trolley

• The hoist/trolley is the lifting mechanism that moves along the bridge beam. In single girder cranes, it is usually an under-hung style trolley. In double girder cranes, the hoist/trolley unit traverses across rails mounted atop the two bridge girders[3][4].

Runways

• The runways are the tracks along which the crane travels. They can be part of the building structure or a freestanding system[3][5].

Installation and Mounting Types

Top Running Cranes

• These cranes are mounted on top of the runway beams, which can be part of the building structure or a freestanding system. Top running cranes offer greater lifting height and are easier to install and service[3][5].

Under Running Cranes

• These cranes are mounted below the runway beams, often used when headroom is a critical factor. Under running cranes have lower lifting heights compared to top running cranes[3][5].

Specialized Overhead Cranes

European Style Double Girder Cranes

• These cranes adopt European-style design structures, characterized by light weight, small wheel pressure, and reliable performance. They are often used in applications requiring high precision and durability[1].

Low Headroom Cranes

• Designed to operate in spaces with limited headroom, these cranes have a compact size and low building headroom requirements. They are ideal for facilities where vertical space is constrained[1].

Explosion Proof Overhead Cranes

• These cranes are designed for use in hazardous environments and are built with explosion-proof components to ensure safety in explosive or flammable atmospheres[2].

Applications and Industries

Overhead cranes are used in a wide range of industries, including:
– Automotive Factories: For moving heavy automotive parts and assemblies.
– Paper Mills: For handling heavy rolls of paper and other machinery.
– Workshops and Warehouses: For general material handling and storage.
– Construction Sites: For lifting and moving heavy construction materials.

Work Class and Duty

Overhead cranes are classified based on their work duty, which indicates how frequently and under what conditions the crane will be used. Common work duties include:
– A3 to A7: These classifications indicate the crane’s suitability for various levels of usage, from moderate to heavy-duty applications[1][2].

Customization and Special Requirements

Many manufacturers offer customized services to tailor the crane specifications to the user’s specific needs. This can include adjusting the crane height, span, and lifting capacity to fit the user’s environment and requirements[1][2].

Environmental Considerations

Overhead cranes can operate in a variety of temperature ranges, typically from -20 to +40 degrees Celsius. For specialized applications, such as casting overhead cranes, the temperature range can extend up to +60 degrees Celsius[2].

Conclusion

Overhead cranes are versatile and critical pieces of equipment in industrial settings, offering significant benefits in terms of efficiency and safety. Understanding the different types, components, and applications of overhead cranes is crucial for selecting the right crane for your specific needs. Whether you require a single girder or double girder crane, or need customized solutions, there is an overhead crane designed to meet your operational requirements.

Overhead Crane / Double Girder EOT Crane

Since the provided URL does not lead to a valid or accessible webpage, I will create a comprehensive guide based on the general information about overhead crane specifications gathered from the other sources.

Overhead Crane Specifications: A Comprehensive Guide

Introduction

Overhead cranes are essential in various industrial settings, including manufacturing, warehouses, and construction sites, for their ability to efficiently handle and move heavy loads. Understanding the specifications of overhead cranes is crucial for selecting the right equipment for your specific needs.

Key Specifications of Overhead Cranes

Capacity

• Definition: The maximum weight an overhead crane is designed to lift.
• Range: Single girder cranes typically range from 1 to 20 tons, while double girder cranes can handle loads from 5 to 550 tons or more[2][3].

Span

• Definition: The distance between the runway beams.
• Range: For single girder cranes, the span can be between 7.5 to 31.5 meters. Double girder cranes usually have a span of 10.5 to 31.5 meters[2][3].

Lifting Height

• Definition: The maximum height the crane can lift a load.
• Range: Single girder cranes often have a lifting height of 6 to 18 meters, while double girder cranes can have lifting heights ranging from 6 to 24 meters[2][3].

Speeds

• Lifting Speed: The speed at which the crane lifts the load. This can range from 0.8 to 11.5 meters per minute depending on the crane type[2][3].
• Trolley Speed: The speed at which the trolley moves along the girder. This typically ranges from 2 to 40 meters per minute[2][3].
• Crane Speed: The speed at which the entire crane moves along the runway. This can range from 3 to 75 meters per minute[2][3].

Work Duty

• Classification: Overhead cranes are classified based on their work duty, which indicates how frequently and under what conditions the crane operates. Common classifications include A3 to A7[2][3].

Track Type

• Definition: The type of track or rail system the crane uses.
• Examples: QU100, QU120, P38, P43, etc.[1][2].

Types of Overhead Cranes

Single Girder Overhead Cranes

• Characteristics: Economical, lighter structure, suitable for lighter loads.
• Specifications:
• Capacity: 1-20 tons
• Span: 7.5-31.5 meters
• Lifting Height: 6-18 meters
• Lifting Speed: 0.8-5 meters per minute
• Hoist Travelling Speed: 2-20 meters per minute
• Crane Speed: 3-30 meters per minute[2][3].

Double Girder Overhead Cranes

• Characteristics: Stronger structure, suitable for heavier loads.
• Specifications:
• Capacity: 5-550 tons
• Span: 10.5-31.5 meters
• Lifting Height: 6-24 meters
• Lifting Speed: 2.1-11.5 meters per minute
• Trolley Speed: 27-40 meters per minute
• Crane Speed: 42-75 meters per minute[2][3].

Specialized Overhead Cranes

• Explosion-Proof Cranes: Designed for hazardous environments, these cranes have explosion-proof components.
• Magnetic Cranes: Equipped with electromagnetic chucks or beam spreaders, often used in metal or steel mills.
• Grab Cranes: Used for handling bulk materials like coal or scrap metal[2][3].

Environmental and Operational Considerations

Temperature Range

• Overhead cranes can operate in various temperature ranges, typically from -20 to +40 degrees Celsius. Some specialized cranes, like those for casting, can operate up to +60 degrees Celsius[2].

Customization

• Many manufacturers offer customized services to tailor the crane specifications according to the user’s specific requirements, including adjustments in span, lifting height, and speed[2][3].

Standards and Safety Guidelines

CMAA Specifications

• The Crane Manufacturers Association of America (CMAA) provides detailed specifications and standards for the safe design, engineering, manufacturing, operation, and service of overhead cranes.
• Key specifications include CMAA Spec 70 for top running bridge and gantry type multiple girder cranes, CMAA Spec 74 for single girder cranes, and CMAA Spec 78 for professional services performed on overhead and traveling cranes[5].

Conclusion

Selecting the right overhead crane involves a thorough understanding of its specifications, including capacity, span, lifting height, speeds, and work duty. By considering these factors and adhering to industry standards, you can ensure the safe and efficient operation of your overhead crane system. Always consult with manufacturers and follow CMAA guidelines to ensure compliance with safety and performance standards.

LD Type Single Girder EOT Crane

LD Type Single Girder EOT Crane: A Comprehensive Guide

Overview

The LD type single girder EOT (Electric Overhead Traveling) crane is a widely used and cost-effective overhead crane solution, designed for various industrial applications. Here is a detailed guide to its features, applications, and technical parameters.

Features of LD Type Single Girder EOT Crane

Design and Standards

• The LD type single girder EOT crane is designed and produced according to national and international standards such as FEM and GB.
• It is known for its light weight, light wheel load, and reliable performance.

Installation and Maintenance

• These cranes are easy to install, operate, and maintain, making them a practical choice for many industries.
• The structure is designed for simplicity, reducing the complexity of installation and maintenance.

Operational Capabilities

• The crane offers a lifting capacity ranging from 1 to 32 tons.
• The span can be adjusted from 7.5 to 28.5 meters, and the lifting height can be customized to 6, 9, 12, or 18 meters based on the user’s needs.

Control and Safety Features

• The crane can be operated using pendant control, remote control, or cabin control.
• It is equipped with safety devices such as overload limiter, lifting height limiter, cross traveling limiter, and crane long travel limiter.
• Additional safety features include automatic power-off protection and frequency conversion for smooth operation.

Environmental Adaptability

• The crane can operate in a wide range of ambient temperatures from -25°C to 40°C.
• However, it is strictly forbidden to use in dangerous operating environments such as easily combustible, explosive, or corrosive environments.

Applications

Industrial Use

• The LD type single girder EOT crane is widely used in factories, warehouses, stockyards, and other industrial settings.
• It is suitable for general material handling and is commonly found in machinery, metallurgy, petroleum, petrochemical, and other industries.

Customized Solutions

• The crane can be customized according to the customer’s specific working conditions and space requirements.
• It can be designed as top running or underhung type, depending on the available space and operational needs.

Technical Parameters

General Specifications

• Lifting Capacity: 1 to 32 tons
• Span: 7.5 to 28.5 meters
• Lifting Height: 6, 9, 12, or 18 meters (customizable)
• Voltage: 220-660V, 50/60Hz, 3Phase
• Working Class: A3, A4

Mechanical Components

• Main Girder: Made from welding structure of steel plate and I-beam steel with one-off forming U-shaped groove.
• Electric Hoist: Available in CD (single lifting speed) or MD (dual lifting speed) models.
• End Carriage: Composed of wheels and traveling mechanism (motor, reducer, and brake).
• Hook Block: Includes sheaves, hooks, and latch, with 360-degree rotation.

Operational Speeds

• Lifting Speed: Varies depending on the model, typically 0.3 to 8 meters per minute.
• Hoist Traveling Speed: Up to 20 meters per minute.
• Crane Traveling Speed: Up to 20 (or 30) meters per minute.

Types of Single Girder Overhead Cranes

Top Running Single Girder Crane

• Travels on the top of crane rails.
• Suitable for general material handling in various environments.

Underhung Single Girder Crane

• Suspended from the ceiling or roof structure.
• Ideal for situations where the workshop height is insufficient or there are no columns.

Specialized Versions

• LZ Type Single Girder Grab Overhead Crane: For handling bulk materials.
• LB Type Single Girder Explosion-Proof EOT Crane: Designed for hazardous environments such as explosive or flammable areas.
• HD Type Single Girder Overhead Crane: Designed with European FEM/DIN standards, offering compact structure and high performance.

Advantages

Cost-Effectiveness

• The LD type single girder EOT crane is a cost-effective solution for general lifting applications.

Efficiency and Safety

• It enhances work efficiency and safety by streamlining workflows and reducing labor costs.
• The crane’s simple structure and reliable performance ensure safe and reliable operation.

Customization

• The ability to customize the crane according to specific working conditions and space requirements makes it highly versatile.

Conclusion

The LD type single girder EOT crane is a versatile and reliable overhead crane solution, suitable for a wide range of industrial applications. Its cost-effectiveness, ease of installation and maintenance, and customizable features make it an ideal choice for many industries. Whether used in factories, warehouses, or stockyards, this crane ensures efficient and safe material handling.

Professional Overhead Crane Manufacturers From China …

DGCRANE: A Comprehensive Guide to Overhead and Gantry Cranes

Company Overview

DGCRANE, also known as Xinxiang Degong Machinery Co., Ltd, is a trusted professional overhead crane manufacturer based in Changnao Industrial Park, Changyuan County, Henan Province, China. This region is recognized as the largest crane manufacturing base in China. The company has been in operation for over 10 years and has established itself as a global leader in crane design and manufacturing.

Certifications and Standards

• DGCRANE has obtained ISO 9001:2000, CE, and SGS certifications, ensuring that their products meet international quality standards.
• The company aligns its design and product quality with international practices to cater to the high demands of global clients.

Product Range

Overhead Cranes

• European Type Cranes: Independently developed and designed using advanced European technology combined with the latest domestic standards. These cranes feature a three-in-one reducer (hard tooth surface reducer, frequency conversion brake motor) and are comparable to similar European products in terms of appearance and performance.
• EOT (Electric Overhead Traveling) Cranes: These cranes travel along a bridge between two parallel runways supported by the structures of the factories. The hoist and trolley are placed on the bridge beam, allowing loads to be moved up and down as well as along the beam.
• Single Girder Overhead Cranes: Often used in conjunction with electric hoists, these cranes are mounted on single girder overhead cranes, monorail cranes, jib cranes, and single girder gantry cranes.

Gantry Cranes

• Heavy Duty Gantry Cranes: Typically used to load and unload heavy items on docks, in rail yards, and in factories. DGCRANE is one of the most experienced manufacturers of gantry cranes and can produce different specifications to meet various needs.

Other Products

• Electric Hoists: Usually not used alone but mounted on various types of cranes as the lifting part.
• Crane Wheels: DGCRANE also specializes in crane wheel manufacturing, catering to various industries including metallurgy, steel mills, and mining.

Customization and Solutions

• Customized Crane Design: DGCRANE offers customized solutions for crane design, production, packaging, and transport to meet the specific needs of clients.
• International Projects: The company focuses on international projects, both end-to-end and partnership projects, and has an experienced technical team to help solve all kinds of crane-related problems.
• Industry-Specific Solutions: DGCRANE provides solutions for various industries such as metallurgy, steel mills, prefabricated board factories, paper mills, and more.

Additional Services

• Custom Steel Buildings: Besides cranes, DGCRANE also offers a one-stop shop for custom steel buildings tailored to different factory environments, including those requiring operation in temperatures from -30 to 50 degrees Celsius or with explosion-proof requirements.
• Voltage Customization: The company can customize generators to meet different voltage requirements around the world, whether 100V~130V or 220~240V.
• Spare Parts and Maintenance: DGCRANE is well-equipped with spare parts to compress the production cycle, improve productivity, and enable timely response in after-sales maintenance.

Delivery and Installation Options

• Complete Overhead Crane: A complete crane that includes all parts (trolley, cross girder, end trucks, electrification systems) and is fully assembled and tested in the factory before shipping. It is disassembled for shipping and can be easily reassembled on site.
• Component Overhead Crane: This option excludes the cross girder, significantly reducing transport costs. Clients need to provide the cross girder locally, and DGCRANE provides complete drawings and instructions for assembly.

Global Reach

• DGCRANE has exported cranes to numerous countries including Russia, Uzbekistan, Philippines, Bangladesh, Australia, Qatar, Tanzania, Singapore, Saudi Arabia, Brazil, and Nigeria. The company has earned the trust of many global clients, including well-known companies like Italy’s IMF Group.

Quality and Client Satisfaction

• The company prides itself on its quality, service, and competitive pricing, which have earned it a high level of client satisfaction worldwide.
• Clients appreciate the strength of DGCRANE’s design, packaging, and delivery services, making it a preferred choice for crane-related needs.

Dongqi Crane: Overhead Crane Hoist Manufacturer and …

Overview of DQCRANES

Company Profile

DQCRANES, known as HENAN DONGQI MACHINERY CO., LTD, is a leading crane manufacturer based in China. The company was established on the foundation of advanced European technology research and development. With over 20 years of rich technical experience, DQCRANES is committed to providing high-quality, customized crane services to meet various material handling requirements across different industries.

Manufacturing Capabilities

Factory and Workforce

• DQCRANES operates a vast factory located in Dongqi Industry Park, Changyuan, Henan, known as the “Cradleland of Cranes.”
• The factory spans 240,000 square meters and employs over 3600 workers, including 500 technicians and more than 70 senior engineers.
• The workforce includes skilled craftsmen in machining, electrical, steel fabrication, painting, and shipping/receiving, all of whom are certified and regularly participate in professional training.

Production Equipment and Capacity

• The factory is equipped with over 2000 sets of advanced manufacturing and detection devices, including state-of-the-art facilities from domestic and international brands.
• Examples of equipment include four guns air protection portal shaped weld, impeller blasting descaling machine, digital control plaint drill, and bi-directional boring and milling machine.
• DQCRANES has the capacity to produce over 10,000 sets of cranes and hoists annually, with a comprehensive annual output value that has reached 15 billion RMB.

Research and Development

R&D Center

• DQCRANES has a dedicated Research & Development Center that provides advanced technology support.
• The technical department includes specialized design rooms for gantry cranes, bridge cranes, hoists, electric apparatus, testing, and craft design.
• More than 60 medium and superior project technicians are involved in meeting personal material handling requirements.

Product Range

Types of Cranes

• Overhead Cranes: DQCRANES manufactures various European-style bridge cranes, including LH type double girder overhead cranes (capacity 3ton to 50ton) and LD type single girder overhead cranes (capacity 1ton to 32ton).
• Gantry Cranes: Common type single girder gantry cranes are applied to open warehouses or rail along for general handling.
• Jib Cranes: Customizable jib cranes are available for specific material handling needs.
• Electric Hoists: European-style electric block hoists are part of the product lineup.

Specialized Cranes

• Port Cranes: DQCRANES provides world-level portal crane design, manufacture, installation, and maintenance services. Products include Shore-to-Shore Quayside Container Cranes, Rail Mounted Container Gantry Cranes, Single Jib Portal Cranes, and Rubber Tyre Container Gantry Cranes.
• Customized Cranes: DQCRANES offers customized crane designs based on the application environment and lifting requirements of clients.

Industry Applications

Multiple Industries

• DQCRANES’ products are widely applicable to various fields such as:
• Steel industry
• Electric power industry
• Petrochemical industry
• Machine building industry
• War industry
• Warehouse logistics
• Papermaking industry

Quality and Service

Quality Standards

• DQCRANES adheres to European-style technology standards, ensuring the overall performance of their products reaches advanced world levels.
• The company is committed to providing high-quality, customized crane services with a focus on precision, cost-efficiency, and safety.

Customer Service

• DQCRANES offers professional port crane services and state-of-the-art solutions to ensure the safety and reliability of port crane operations.
• The company provides comprehensive support, including design, manufacture, installation, and maintenance services tailored to the specific needs of each client.

Conclusion

DQCRANES stands as a reputable and innovative crane manufacturer, leveraging advanced European technology and a skilled workforce to deliver high-quality lifting solutions. With a robust manufacturing capacity, a strong R&D focus, and a diverse range of products, DQCRANES is well-positioned to meet the material handling needs of various industries worldwide.

EOT Crane Manufacturer China

Since the specific webpage you mentioned is not accessible in the provided search results, I will create an in-depth guide based on the general information available about Huada Heavy Industry and their products, particularly focusing on their expertise in crane and bridge erection equipment.

Guide to Huada Heavy Industry: Specialists in Crane and Bridge Erection Equipment

Company Overview

Huada Heavy Industry, established in 2008, is a prominent manufacturer and supplier of bridge erection equipment and gantry cranes. Based in Xinxiang, Henan Province, China, the company has developed into an influential enterprise in its field.

Product Range

Huada Heavy Industry specializes in providing a wide range of customized construction solutions and equipment, including:
– Launching Gantry: Used for the construction of bridges, highways, and other large infrastructure projects.
– Beam Launcher: Essential for launching concrete or steel beams in bridge construction.
– MSS (Movable Scaffold System): A system used for formwork construction.
– Straddle Carrier: Used for transporting heavy loads, especially in shipyards and construction sites.
– Form Traveller: Used in the construction of high-rise buildings and large infrastructure projects.
– Portal Crane: A type of crane used for heavy lifting in various construction and industrial settings.
– Overhead Crane: Commonly used in workshops, warehouses, and other industrial environments.
– Gantry Cranes: Includes rubber-tyred gantry cranes and other types, used for heavy lifting and transportation.

Applications

The products from Huada Heavy Industry are widely used in various sectors, including:
– LRT (Light Rail Transit) and MRT (Mass Rapid Transit) Projects
– Metro and Railway Construction
– Highway and Viaduct Construction
– Interchange and Cable-stayed Bridge Construction
– Formwork Construction

Technological Innovations

Huada Heavy Industry is known for its innovative solutions, which include:
– Distance-Controlled Equipment: Allows for remote operation, enhancing safety and efficiency.
– Environment-Friendly Solutions: The company focuses on developing equipment that minimizes environmental impact.
– Quality Assurance System: Ensures that all products meet international advanced standards.
– Technical Innovation: Driven by customer demands, the company continuously updates its technology to meet the latest industry requirements.

Global Reach

Huada Heavy Industry exports a significant portion of its products, with a global reach that includes:
– Africa
– Asia
– Middle East

The company’s products are designed to meet international standards, making them suitable for a diverse range of clients worldwide.

Manufacturing and Production

The company operates from its facilities in the Crane Industrial Park, Xinxiang City, Henan Province, China. The factory is equipped with advanced technology and a robust quality assurance system to ensure high-quality products.

Customer Focus

Huada Heavy Industry places a strong emphasis on customer demands, ensuring that their products and services are tailored to meet the specific needs of their clients. This customer-centric approach, combined with a drive for technical innovation, has helped the company maintain its position as a leader in the industry.

By understanding the comprehensive range of products, innovative technologies, and global reach of Huada Heavy Industry, clients can make informed decisions when seeking specialized construction solutions and equipment.

Frequently Asked Questions (FAQs)

What types of EOT cranes are commonly manufactured by suppliers in China?

Suppliers in China manufacture a wide range of Electric Overhead Traveling (EOT) cranes to cater to various industrial needs. These include single girder cranes, double girder cranes, gantry cranes, jib cranes, and underhung cranes. Single girder cranes are lightweight and suitable for smaller capacities, often used in factories and warehouses. Double girder cranes are more robust and can handle heavier loads, making them ideal for larger industrial settings. Gantry cranes are used for outdoor applications and can be customized for different spans and lift heights. Jib cranes offer flexible operation and are often used in workshops and production lines. Underhung cranes are suitable for areas with limited headroom and are typically used for lighter capacities.

What are the key components and features of EOT cranes supplied by Chinese manufacturers?

EOT cranes supplied by Chinese manufacturers typically include several key components such as the main girder, end carriages, electric hoist, and electric control system. The main girder provides the structural support, while the end carriages enable the crane to move along the runway. The electric hoist is responsible for lifting and lowering loads, and the electric control system manages the entire operation. These cranes often feature advanced technologies like computer-aided design (CAD) software, robotic welding systems, and precision machining tools to ensure high quality and reliability. Additionally, components from reputable brands such as Schneider for electric control panels and Kuangshan or Nanjing for motors are commonly used to ensure durability and performance.

What is the typical capacity and span range for EOT cranes manufactured in China?

The capacity and span range for EOT cranes manufactured in China vary widely depending on the type of crane. Single girder cranes typically have a capacity range of 0.5 tons to 30 tons and a span range of 7.5 meters to 33.5 meters. Double girder cranes can handle heavier loads, with capacities ranging from 10 tons to 500 tons and spans from 7.5 meters to 33.5 meters. Gantry cranes and jib cranes also offer customizable options to fit specific industrial requirements. Underhung cranes usually have lighter capacities, typically up to 10 tons, and similar span ranges. These cranes can often be customized to meet specific client needs.

What are the advantages of working with EOT crane suppliers in China?

Working with EOT crane suppliers in China offers several advantages. One of the primary benefits is cost savings due to lower labor costs compared to Western countries. Chinese manufacturers also leverage economies of scale and efficient production processes, which translates into competitive pricing for customers. Additionally, many Chinese suppliers have advanced manufacturing facilities and technology, ensuring high-quality products that meet European standards. Companies like Henan Sinoko Cranes and Dongqi Crane provide comprehensive services, including design, manufacturing, installation, and maintenance, making them reliable partners for all crane needs.

What are some potential challenges when working with EOT crane suppliers in China?

While working with EOT crane suppliers in China can be beneficial, there are some potential challenges to consider. Language barriers and cultural differences can complicate communication and project management. There may also be concerns about quality control and intellectual property protection. To mitigate these risks, it is crucial to conduct thorough research and due diligence when selecting a supplier. Ensuring clear and effective communication throughout the entire process is also essential. Additionally, verifying the supplier’s business licenses and certifications can help in assessing their reliability and adherence to international standards.