Roof beam is hung to hoist

The utility model relates to a roof beam is hung to hoist, it includes hoist A, hoist B, hoist axle A, hoist axle B, movable pulley A, movable pulley B, movable pulley A, movable pulley B symmetry set up, movable pulley A's bottom face be provided with and hang a roof beam, hang and to be provided with movable pulley A, movable pulley B on the up end of roof beam, the center that hangs the roof beam be provided with extra long lifting hook, the one end of hanging the roof beam be provided with hoist A, the other end of hanging the roof beam is provided with hoist B, the junction that hangs roof beam, hoist A be provided with hoist axle A, the junction that hangs roof beam, hoist B be provided with hoist axle B, hoist A, hoist B symmetry set up, the top of extra long lifting hook stretch out and hang a roof beam, the top of extra long lifting hook closed the lifting hook nut soon, the lifting hook nut and hang the roof beam between be provided with single -row thrust ball bearing, the utility model has the advantages of simple structure, convenient operation, efficient, with low costs, durable.