Convenient-to-store elevator for building installation

The utility model discloses a building installation elevator convenient to store. The device comprises a base and a bearing frame, self-locking rollers are arranged on the left side and the right sideof the lower end surface of the base; a storage box is fixed to the left side of the upper end face of the base. A battery pack is placed in the storage box; an end cover is fixed to the left side ofthe storage box through a first bolt; a support is fixed to the right side of the upper end face of the base through a second bolt, a motor is arranged in the bottom of the support, a threaded columnpenetrates through the right side of a bearing plate to be connected with the support, the right side of the bearing plate is slidably connected into a sliding groove, a bearing frame is fixed to theupper side of the bearing plate through a third bolt, and the left side of the bearing frame is connected with a rotary door. According to the building installation elevator convenient to store, after work is finished, the bear