Little blind spot of unilateral is with playing to rise dolly

The utility model provides a little blind spot of unilateral is with playing to rise dolly, a serial communication port, including the trolley frame, the trolley frame top has set gradually lifting winding drum, compensating beam subassembly and has decided loose pulley assembly, the below of deciding loose pulley assembly is provided with the platykurtic and plays to rise lifting hook group, the platykurtic plays to rise lifting hook group including the movable pulley, the cover is equipped with two cover wire rope on the movable pulley, two sets of wire rope pass through decide loose pulley assembly turn to the back, respectively with the compensating beam subassembly with lifting winding drum connects. The utility model provides a little blind spot of unilateral is with playing to rise dolly, the non - symmetrical arrangement form that adopts lifting hook group to place trolley frame head below in through the fixed pulley of top, turns to wire rope to reel and compensating beam, realizes the less functiona