Hoisting mechanism for hoisting

The utility model discloses a hoisting mechanism for hoisting. The hoisting mechanism comprises a hoisting assembly, the hoisting assembly comprises a bottom plate, a heavy frame and a jack, the jack with the upward telescopic end is fixed to the plate face of the bottom plate, the top of the heavy frame is fixed to the telescopic end of the jack, and the bottom end of the heavy frame is detachably connected with the end of the hoisting belt. The lifting device has the advantages that the jack is fixedly mounted on the top beam of the door-shaped frame of the trolley, the two lifting belts correspond to the four lifting assemblies, the lifting assemblies are mounted at the top of the door-shaped frame of the trolley, and the water supply pipeline is lifted by the two lifting belts by controlling the lifting of the jack of the lifting assemblies; compared with a traditional chain crane hung below a top beam of a door-shaped frame, the trolley has the advantages that the span and the height of the door-shaped f