Simple elevator safety protection device

The utility model discloses a safety protection device for a simple elevator, which belongs to the technical field of elevators and comprises a bottom block and a hydraulic lifting rod mounted at the top end of the bottom block and used for the simple elevator to stretch up and down. A bottom plate is mounted at the top end of the hydraulic lifting rod, four square columns are welded to the top end of the bottom plate, second telescopic rods are fixedly connected to the two sides of a first mounting block through bolts, and connecting plates which are tightly attached to the side faces of the square columns and used for preventing tools and personnel from falling off are fixedly connected to the side faces of the two second telescopic rods through bolts. According to the safety protection device of the simple elevator, the distance between the working boxes is convenient to enlarge, the working distance of workers is further enlarged, due to the displacement of the two extending connecting plates and the moun