Special tool for testing SF6 gas-insulated switchgear

The invention relates to the technical field of SF6 gas-filled cabinets, and discloses a special tool for testing an SF6 gas-filled cabinet, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a motor, the top of the bottom plate is fixedly connected with a sliding rod, the top of the bottom plate is rotatably connected with a threaded rod, the surface of the sliding rod is fixedly connected with a supporting plate, and the supporting plate is fixedly connected with the sliding rod. The threaded rod and the output end of the motor are fixedly connected with gears correspondingly. The three sliding rods are arranged at the top of the bottom plate, the three sliding rods are used for supporting the moving frame, the stability of the moving frame in the moving process is improved, the groove frame is arranged at the top of the supporting plate, an instrument for testing is inserted and fixed through the groove frame, after the instrument for testing is fixed, a wiring of the ins