Self-locking insulation operation device

The utility model discloses a self-locking insulation operating device, which comprises a self-locking frame, an insulation cover casing sleeved on the self-locking frame, and an operating rod arranged at the lower end of the self-locking frame and used for controlling the self-locking frame to tighten wires, the self-locking frame comprises a self-locking frame body, a wire tightening mechanism and a wiring fixing mechanism, the self-locking frame body comprises a locking groove which is arranged in an open mode and used for assembling a wire tightening mechanism, a wire end fixing cavity which is located on the back portion of the locking groove and used for assembling a wiring fixing mechanism, and a wire plugging hole which is formed in the lower end of the wire end fixing cavity and enables a connector lug of a shunt cable to enter the wire end fixing cavity through the wire plugging hole. Then the wiring fixing mechanism is used for fixing; by means of the self-locking wire tightening mechanism, safe fa