Elevator capable of guaranteeing stability of platform

The utility model discloses an elevator capable of guaranteeing platform stability, which relates to the technical field of elevators and comprises a right-angle push plate, a push frame is fixedly connected above the left side of the right-angle push plate, and shear fork supports are movably connected to the front side and the rear side of the right side of the top of the right-angle push plate. A lifting table is movably connected to the top ends of the left sides of the two scissor supports, sliding tables are slidably connected to the upper ends and the lower ends of the right sides of the scissor supports, and a side supporting mechanism is movably connected to the middles of the opposite faces of the two scissor supports. Through threaded transmission of the threaded sleeve and the threaded column, the shear fork support can be driven to stretch out and draw back towards the left side so as to lift the lifting table, meanwhile, the threaded sleeve can drive the threaded sliding plate to slide, the righ