本起重机由桥架、大车运行机构、小车、电气设备等组成。桥架采用箱型焊接结构，大车运行机构采用分别驱动。全部机构均在操纵室内操纵。
The hook double beam gantry crane is suitable for the general loading and unloading and lifting operations along the open warehouse or railway.
The crane is composed of a bridge, a cart running mechanism, a trolley and an electric device. The bridge adopts the box type welding structure, and the running mechanism of the cart is separately driven. All agencies operate in the control room.
