Mobile 5 50 Tons Four link Type Portal Harbour Crane

Product Description                                                                                                           

portal crane is a kind of hoisting machine especially used in port, with small investment and swiftness benefit for loading and unloading front apron container, sundries and bulk cargo. 

Single jib portal crane generally includes the following units: crane strong steel frame, lift mechanism, slew mechanism, crane travel mechanism, spreader device (grab, container spreader, magnet and hook asyour actual demand on crane),  electrical equipment and other accessory equipments for safety.

Steel structure include jib and Aframe, slew platform and gantry frame. Single jib portal crane is extensively applied to dock's bulk cargo (coal, ore and so on) and other cargo ship (lorry) loading and unloading as well as slipway repair.

Product Advantages                                                                                 

1. Modular Design                                                        

According to the general rules of products, components, it forms the hoisting mechanism modeule, trolley traction mechanism module, trolley assembly module, steel structure module, founction module, general module and etc. 

The standard module production ensures product stability of quality and shortens the delivery cycle.

2. Advanced Manufacturing Technology                            

 Steel shot blasting pretreatment, the surface quality reaches Sa 2.5 grade.

Crane wheel and wheel shaft through the high frequency quenching and tempering treatment, it eliminates the internal stress and ensures the machining accuracy. WEIHUA pioneers the use of welding robot, the main girder inseam weld by advanced MAG welding. The main girder welding adopts radiographic testing and ultrasonic testing to ensure the welding quality.

3. High Reliability                                                                            

The motor and ruducer are imported from domestic famous brands with industry reconnition, quality assurance. It has reliable quality.

The main electrical components is from the selection of Schneider, Siemens, ABB and other international well-known brands, the protection degree electronic control box is less than IP54.

WEIHUA founded China’s first crane design R & D team and there are 500 personnel now, developed the anti-swing technology independently and has obtained more than 100 patents. Weihua has been the post-doctoral scientific research workstation of Henan Province for four consecutive 4 years. Weihua has its own independent laboratory and has passed the CNAS certification, it is the only one industrial crane production and testing base appointed by government.

From 1988 to the present, WEIHUA Group started from an area of less than 3 acres, 100000 yuan investment in the workshops to the current development of The employees is more than 6800, the whole coverage production base of large crane is 3420000 square meters. WEIHUA annual sales reached 1 billion yuan in 2006. Won social-wide recognition and praise by credit management and good service, took the lead go through the ISO9001 quality certification in the local area and same industry by its strict quality management and stable product manufacturing quality, WEIHUA initially forms the enterprise culture, enterprise image and widely brand influence with Weihua characteristics. 

Further more, as the designated supplier of Jiuquan Satellite Launch Base, Weihua accelerated the launch of Chang'e successfully.

1. What's the information should I provide when inquiry?
More details or drawings, better.
A: Lift capacity B: span C: lift height D: power sourceor other specials you give us will be more appreciated.
2. How many operating methods for my selection?
Standard operating methods:
A: pendent controller with push buttons .B: remote control with push buttons
C: cabin(space capsule seat) control with joystick. Choose any type as you like.
3. Can this type work in hazardous environment?
Sure! We can customize for you, acid proof or explosion proof, no problem for that.
4. Can you provide the serious lifting tools?
Sure, we can provide any lift tools such as lift sling belt, lift clamp, grab, magnet or other specials as your requirement!
5. How can we install the crane?
Our senior engineer can be your side to do the installation guide service and training. Moreover, our best sales can visit your country.
6. Safety device
Overload limiter, Limit Switch (lifting and traveling), Interlock protection device.