Loading and unloading crane is widely used in dock and power station, it can pile, discharge coal in the process of transporting coal. It also can load and unload bulk material and mineral powder after installed relative grab. The trolley of this crane has high speed which guaranteed its efficiency. The crane is made up of trolley, travelling mechanism, bridge structure---single beam and dual beam two type ，electric installation.

Sketch:

 

5t

 

10t