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Hoist Double Girder Overhead Crane
Capacity:
3~32t, According to your demands
Lifting Height:
18m, According to your demands
Span:
31.5m, According to your demands
Voltage/Hertz:
According to your demands
Working Class:
A3,A4
file Product manual download
Apply: LH double-girder crane is applicable to operational sites of medium and small lifting load such as factories and mines, workshops and warehouses
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Product Overview

LH double-girder crane with electric hoist consists of box-shaped bridge, trolley travelling mechanism, crab and electric equipment. lt employs fixed electric hoist which is fitted on crab frame as hoisting mechanism. The crab uses LD drive to run, while the trolley adopts LD drive or QD drive. It has three operation modes:ground handle,wireless remote control and cab.The cab has two types: open cab and closedcab. A compact designed crab unit for the medium load capacity range, with articulated end carriage joints ensuring positive contactof all four wheels with the track, with two direct drive cross travel motors. Load capacity range: 3 ton to 32 ton.LH double-girder crane with electric hoist consists of box-shaped bridge,trolley travelling mechanism,crab and electric equipment. It employs fixed electric hoist which is fitted on crab frame as hoisting mechanism. The crab uses LD drive to run,while the trolleyadopts LD drive or QD drive.



* Available in load capacity up to 32 tons.

* Fitted with CD/MD wire rope hoisting and travel drive units.

* Two lifting speeds in 1/10 ratio.

* Trolley speeds can be variable by VVF(VFD Variable Frequency Device)

* Two upper and two lower precision limit switches.

* Heavy duty wear resistant rope guide.

* Mechanical brake

* Lifetime lubricated gear drives.

* Very compact and light weight design.

* All crabs with articulate joints for equal loading on all four wheels.

* All crabs with two drives for cross travel.

* High capacity twin drive crab units also available.

* Complete with Hook block, pendant and all famous brand electricals.


Product Features

1)Save the space and electricity

2)Favorable performance

3) Smooth starting and stopping

5) Reasonable structure

6) Operating easy and convenient maintenance

7) Excellent exchangeability for parts and components


Mechanical Parts

1. Double welding box girder, beam deflection with DIN/FEM standard

2. Steel Material: Chinese standard Q235B and Q345B

3. Trolley rail is made of high strength hot rolled flat steel (16 Mn)

4. Epoxy zinc-rich painting for one bottoms and two sides of 120μm thick, to achieve a long lifespan, beautiful appearance and 

good luster

5. The girder and end beam are connected together by high strength bolts to ensure the structure strength and precision of the 

whole machine

6. The end beams are equipped with flat wheel or double rim wheels, anti-friction bearings, buffer blocks and derailment 

preventing end plate

7. Maintenance walkway is located on one side of the main girder, consisting of flower pattern plate, 1050meters handrail.


Design Standard

1. Overhead crane and gantry crane manufacturing and tolerances of rail installation GB/T10183-2005

2. Crane test specification and procedures GB/T5905-1986

3. Crane electric control equipment JB/T4315-1997

4. Important application wire rope GB8918-2006

5. Carbon structure steel GB/T700-2006

6. Low alloy high strength structure steel GB/T1591-2008

7. Welding joint radiographic inspection standard JB928-1994

8. Steel welding joint manual ultrasonic flaw detection way GB11345-1989


Safety Features

1 Overload warning and limiter

2 Lifting height limit device

3 Voltage lower protection function

4 Phase sequence protection function

5 Emergency stop function

6 Hooks with latch


(Noted: According to your requirement, we supply the Individual solutions reaching from planning to implementation)


Application Scenario

The structure,simple and convenient, features low entire height and light dead weight, so that it is applicable to operational sites of medium and small lifting load such as factories and mines, workshops and warehouses.


Double Beam Double Trolley Overhead Crane is widely used Machinery fabrication, Metallurgical plant auxiliary workshop, Storage, Stock ground, and Power station.


Product Application Scenarios for Double Girder Hook Gantry Crane

A Double Girder Hook Gantry Crane is a versatile and efficient solution designed for a variety of industrial applications. This type of gantry crane, equipped with a robust hook mechanism, serves multiple purposes and can significantly enhance operational efficiency. Here are some key application scenarios:


Loading and Unloading Operations:

The Double Girder Hook Gantry Crane is ideal for loading and unloading heavy materials and equipment in outdoor storage yards. Its high lifting capacity enables it to handle large and heavy items, making it a valuable asset in shipping and logistics operations. The crane's swift maneuverability allows for quick transitions between loading and unloading tasks, optimizing workflow and reducing downtime.


Material Handling in Railways:

This gantry crane is also widely used in railway applications for lifting and transferring cargo. It can operate alongside railway tracks, efficiently loading and unloading freight trains, ensuring a smooth and timely transport process. The crane's design allows it to withstand outdoor conditions, making it suitable for use in different weather situations.


Construction and Civil Engineering:

In the construction sector, the Double Girder Hook Gantry Crane plays a crucial role in lifting and moving heavy construction materials, such as steel beams, concrete blocks, and machinery. Its ability to navigate large job sites makes it indispensable for construction projects, where materials often need to be precisely positioned.


Manufacturing Facilities:

Within manufacturing environments, these cranes facilitate the movement of components and finished goods on the production line. They can easily transport materials between different stages of the manufacturing process, enhancing operational efficiency and minimizing manual handling risks.


Warehousing and Distribution Centers:

The Double Girder Hook Gantry Crane is especially beneficial in warehouses and distribution centers where it can be used for stacking and retrieving goods from high storage racks. The efficiency provided by this crane reduces the time spent on inventory management and increases storage capacity.


Shipyards and Marine Applications:

In shipbuilding and repair facilities, this type of crane is essential for handling heavy ship components and equipment. The crane's strong structure and lifting capabilities allow it to maneuver large loads safely, which is critical in marine operations where precision and safety are paramount.


Steel Mills and Metal Fabrication:

The gantry crane's robust design is particularly suitable for environments like steel mills, where it can handle heavy steel plates and rolled products. This application underscores the crane's ability to operate effectively in high-temperature and industrial environments.


By integrating a Double Girder Hook Gantry Crane into various operational settings, businesses can enhance productivity, ensure safety, and streamline processes, making it a vital investment for industries requiring reliable heavy lifting solutions.

  • Hoist Double Girder Overhead Crane
  • Hoist Double Girder Overhead Crane
  • Hoist Double Girder Overhead Crane
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