QD hook bridge crane is mainly composed of bridge, crane running mechanism, trolley, electrical equipment, etc. QD electric double-girder bridge crane with hook is the widely used hoisting machinery currently. It is mainly comprised of box-shape bridge, crane crab, trolley travelling mechanism and electric control system. The load handling device is the hook. 

QD Double girder overhead crane is composed with girder frame, crane travel device, and the trolley with lifting and moving device. There are Pave the rail for the trolley move on the main girder. Assemble the moving table on the outside of the two main girder, one side is prepare for the assemble and maintenance the crane move device, another side is prepare for the assemble of the trolley conductor device.

On the girder laid rails for crane crab to transversely move.The girder is weld with the box-shaped end girder. At the middle ot the end girder are joints which are fastened with bolts for fragmented transportation of bridges. The platform is used to place trolley travelling mechanism electric equipment and used for repair 

There are full field of view Cabin suspend under the main girder, there are joint control desk or single control box packed within the Cabin, assemble the sidelong ladder between the Cabin and moving table, The main girder joint with the two side end carriage which with the joint point in the middle.

It has three operation modes:ground handle, wireless remote control and cab.There are two kinds of cab: open cab and closed cab, where there are adjustable seat, insulating mat on the floor,toughened glass for the window, fire extinguisher, electric fan and auxiliary equipment such as air conditioner,acoustic alarm and interphone which can be furnished as required by users.This crane operation is completed in driver' s chamber.

> Heavy duty hoisting machinery.
> It is composed of main girder, end carriage, hoist trolley, complete electrical system and control system.
> Lifting tools could be hook, grab, magnet.
> Rail system and power supply system can be provided also.

Product Features

1. Reasonable structure and favorable performance.

2. Smooth starting and stopping.

3. Safe and reliable traveling, long life.

4. Low noise, commodious cabin with good view.

5. High quality automatic welding and NDT inspection

6. Crane drive: IP54 or IP44, level F insulation

7. Designed according to your reques

Safety feature

1. Overload protection

2. Emergency brake

3. Main lifting motor: With thermal protection and currency protection. 

4. Hooks with latch

5. Rubber buffers

6. Travelling and lifting limite switch

7. All cranes must be tested before leaving factory and offer the certification of test.

Customization: 

The more details or drawings,the better.Such as Lifting capacity, Lifting height,Span,Voltage or others special requirements.

We can design cranes meets your need, it would be very kind of you to give us the data needed listed below:

1. lifting capacity. 

2. span length. (cantilever length)

3. lifting height. (hook center to ground)

4. Power supply: Voltage. 

5. Do you need rails? How long is the crane traveling distance? 

6. Working condition: which material to lift? temprature? 

7. Would be better if you have drawings of your plant.

Our crane has passed CE,ISO,GOST.SGS,TUV.BV.and so on.

We are manufacturer and we have our own engineer group.They can out customized design according to your requirement. You just need to tell us your requirements. We have a professional installation team and have been to many countries to assist in installation. lf you need us to provide this service,please let us know in advance and we will provide you with the best solution. We will constantly check the quality during the manufacturing process, and strictly test the equipment before shipment, and we will also send you a quality certificate. lf you need us to provide this service,please let us know in advance and we will provide you with the best solution.

After sales service: 

1. Warranty: the quality of our cranes is guaranteed for one year. In this period, if any quality problem happens with correct operation, we will send spare parts to our customer free of charge. 

2. After warranty: we will supply spare parts at cost prices to our customer.