有色设备

The underground prying trolley is a special mechanized equipment used for removing the broken and unstable pumice stones on the roof and two side slopes in the tunnel excavation and mining operations. This paper introduces the main use, technical parameters, constructional characteristics, working principle and performance of XMPYT-60 underground prying trolley and gives a comparison with other similar foreign products. It can provide a certain reference for the development, use and R&D of the prying trolleys in China.