double girder crab bucket bridge crane lifting bulk cargo

1.Overhead Crane easy to install ., 2.Manufacturer since 2003, 3.ISO9001 ISO14001 OHSAS, 4.Best solutions provid - details see: //
Feature:Portal CraneCondition:NewApplication:outdoor , warehouse , mining factoryRated Loading Capacity:5ton
Rated Lifting Moment:50knMax. Lifting Load:5TonMax. Lifting Height:18mSpan:7.5m-38m
Place of Origin:China (Mainland)Brand Name:KeliyuanModel Number:MHCertification:GB/T 28001-2001,OHSAS18001:1999:
Warranty:1yearAfter-sales Service Provided:Overseas service center availableWorking duty:A5-A7Limited switch:Include
Voltage lower protection function:IncludeLifting height:6-9mLifting speed:8 0.8/8m/minTravelling speed:20m/min
Power:3-phase 380V 50HZSteel track:P24Motor model:ZDY21-4/0.8lift mechanism:winch
double girder crab bucket bridge crane lifting bulk cargo
contact supplier for double girder crab bucket bridge crane lifting bulk cargo

QZ double girder overhead crab bucket crane lifting bulk cargo

It is a kind of heavy duty crane ,it is widely used in plants, warehouses, materials stocks to lift goods or materials.

This crane mainly consists of strong bridge beams,crane traveling mechanism, electric winch trolley and electric system

and could be classified into several working duties,e.g.A5,A6,A7,according to the working frequency and pure working time.

Main girder:

The main girder includes girder box, platform, pantograph and trolley rail.

The Main girder will be strictly fabricated and detected in our workshop according the design and national standard.

The toughness and strength are perfect combination. It applies shot blasting and high quality painting.

Well-chosen choose steel plate, advanced welding technology and equipment.


The trolley are assembled with motor, reducer, brake, trolley frame, drum, hook, pulley,

rain cover and other parts. It includes lifting mechanism and cross traveling mechanism.

The trolley is strictly designed according to the application and working environment.

1. Heavy Duty;

2. Long Life Span;

3. Stable and smooth

End Beam

The Ground Beam works as long traveling mechanism, and it combines with beam, Wheel, Motor, Reducer, Brake and Other Parts.

The steel plate adopts shot blasting and high quality painting. High quality raw material. The end beam are connections with bearing beams

We have strong production capacity, perfect equipment, advanced technique and complete quality supervision system which includes welding quality supervision and inspection,

structure quality supervision and inspection,static loading and dynamic loading test.

All the equipments are developed based on the latest national requirement GB/T3811—2008 of Crane Design Standard ,JB/T3695—2011 of Electric Hoist Double Girder Overhead Crane with Electric Hoist and JB/T1306—2008 of Electric Single Girder Hoist.

Safety Device:



1Overload Limiter1Main isolating switch
2Limit Switch (Lifting and Traveling)2Short-circuit protection
3Interlock protection device3Under-voltage protection
4Buffer4Zero protection
5Rail tongs, Anchor device,5Motor overload protection
6Rail clear plate6Emergency stop system
7Protective cover7Current overload protection system
8Bus Bar preventer plate8Security chain protection
9Anti-collision device9Ground protection
10Anti-overturn Safety Device

If you are interested in our frame crane.Please kindly tell us your detailed requirement

( rated lifting weight, lifting height and span, etc. )of the crane and the working conditions shall be described clearly when the user orders

goods or signs a contract so that the product which may satisfy the working condition can

be supplied. Or we can help you to choose which model is much more suitable to your


After-sales service:

1,One year warranty for whole machines.

2,Providing free quick-wear part.

3,Low charge for continue maintenance when warranty is expired.

4,Exclusive engineer support at any time.

5,We can provide free training to end-users

Packaging Detail:Electricals and other parts are packed by high quality plywood crates, Main beam packaged by plastic film and woven plastic cloth
Delivery Detail:Within 30days after receiving your deposit

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