About Company: Henan Zhonggong Group Crane Technology Co., Ltd

1. With more than 30 years development, Henan Zhonggong Group has 5 holding subsidiaries, covers an area of 240,000 square meters and 100,000 square meters construction area, possesses nearly 1000 sets various producing equipements, is a member unit of Bridge Crane branch of "China Heavy Machinery Industry Association". now we have 1200 staff of which more than 160 professional engineers and management colleagues, company has passed ISO9001, ISO14001 and OHSAS18001. Brand "YUZHONG" products have been granted titles such as "Top 10 brand Well-Known Cranes in China", "Well-Known Commodity in Henan Province" and "Henan Famous Trademark".

2. Group R&D Center has been recognized as the engineering technology research center of cranes for application at Xinxiang nuclear power station and serves as the only China R&D in the nuclear area. company can supply electrical hoist, single girder crane, double girder crane, gantry crane, overhead crane, grab, explosion-proofinsulation crane, hydraulic hoist, container handling crane, ship crane, metallurgic crane, quenched crane, elecromagnetic series crane and special crane for nulear power station. 





About Product: QZ type 5~20T Grab Bridge /Overhead Crane

 
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.
 
Trolley
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. 
 
QZ type Overhead Crane  General Features
1.Crane material:Q235,Q345B/Q345D
2. No-welding joint strong box type, by machine hand, strong and beautiful.
3.Wheels are vacuum casting by ourselves, intermediate frequency quenching
4.Wheels,wire rope,drum,gears,coupling are manufactured by our CNC machines
5.Nanjing special , Nanjing Brand motor or Huang he explosion-proof,top quality in China
6.Electrical equipment :Siemens or Schneider brand
 
QZ type Overhead Crane Safety Features
1. Overload protection device
2. Top quality long time bearing polyurethane materials buffer
3. Crane traveling limit switch
4. Voltage lower protection function
5. Emergency stop system
6. Lifting height limit device

Looking forward to receive your enquiry with the below details information: 
1.Lifting capacity
2. Span ( rail centre to centre )
3. The required lifting height ( from hook to the ground ) 
4. Crane travelling length
5. What will be lifted by the crane
6. The crane and hoist movement speed (m/min)
7. The rail length and the height.
8. Single speed or double speed for lifting and travelling ?
9. Driver cabine control or pendant control ?
10. How many hours work per day ?
11. Power source : 380v,50Hz,3phase or others?
 
Double Girder Overhead Crane After-sale Service
1.One year warranty for whole machines from crane running
2.Providing free spare parts
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