double girder 50 ton explosion-proof semi-gantry crane

Product introduction The new Chinese type semi portal crane (hoist type and windlass winch) is a semi portal product developed by our company with the new Chinese type low clearance electric hoist as the lifting mechanism. It has the advantages of superior performance, safety and reliability. PRODUCT DETAILS: New Chinese semi-gantry crane (hoist mode) adopts lightweight, modular and customized design. Hoisting mechanism uses NR mode low headroom electric hoist with superior performance and advanced technology. Traveling mechanism of trolley is drove by three-in-one drive device and the control mechanism adopts the advanced variable frequency and speed regulation control system.  According to the form of ground track, a crane can be divided into track type and trackless type. According to the jib type, it can be divided into non-jib and single-jib. According to the operation mode, it is divided into ground operation, air operation and remote control operat…