The utility model relates to a hoist hydraulic cylinder quick assembly disassembly device, include the horizontal hydraulic hydro -cylinder and play to rise hydraulic cylinder, wherein play to rise the lower extreme that hydraulic cylinder is located horizontal hydraulic cylinder, it adopts the universal connection mode to link to each other with horizontal hydraulic cylinder in the vertical direction to play to rise hydraulic cylinder's piston rod top, the horizontal hydraulic hydro -cylinder passes through the heel removable pin of rear end to be fixed in the movable support that lives, the piston rod head portion and the shaft coupling of horizontal hydraulic hydro -cylinder pass through fixed pin fixed connection, horizontal hydraulic hydro -cylinder the place ahead is equipped with adjustable high fixed bolster, the horizontal hydraulic hydro -cylinder is with to play to rise hydraulic cylinder associative with the high -pressure oil pump station of rear end through manual sliding valve respectively, provide power by the high -pressure oil pump station. Can shorten that hoist hydraulic cylinder piston rod pulls out and the equipment time, improve installation quality and work efficiency, can ensure production plan's smooth implementation and overhaul operation safety.