Special gap inspection device for elevator inspection

The utility model discloses a special gap inspection device for elevator inspection, which comprises a box body, an inner cavity of the box body is provided with a detection mechanism, the top of the box body is provided with a through groove, the top of the detection mechanism penetrates through the through groove and extends upwards, the front surface of the box body is in bolted connection with a handle, the surface of the handle is provided with anti-skid grains, and the anti-skid grains are arranged in the through groove. A box door is hinged to the bottom of the box body through hinges, first sliding columns are bolted to the two sides of the top and the two sides of the bottom of an inner cavity of the box body, first sliding sleeves are slidably connected to the surfaces of the first sliding columns, and mounting plates are bolted to the two sides of the back face of the inner cavity of the box body. Through cooperation of a rotating shaft, an eccentric wheel, a rack plate, a gear, a lead screw, a thr