Mine switch locking protection device

The utility model discloses a mine switch locking protection device, which belongs to the technical field of mine devices. The problem of hidden safety troubles of the existing switch device without a locking protection device is solved. According to the technical scheme, the mine switch locking protection device comprises a fixation ring, a connection hanging rod, a fixation lock, an operation handle, a sleeve and connection rods. A number of fixation holes are uniformly arranged in the connection hanging rod from top to bottom. The central extension line of the fixation holes is vertical to and intersects the connection hanging rod. The connection rods are vertical and are arranged at the upper part of the left side of the sleeve, and the edges are flush with the edge of the sleeve. A number of fixation holes same as the fixation holes in the connection hanging rod are arranged in the sleeve. The central extension line of the fixation holes is vertical to and intersects the sleeve. The connection hanging rod sleeves a cross rod of the operation handle and is fixed by the fixation ring. The lower part of the operation handle is sleeved in the sleeve. The connection rods extend into the connection hanging rod and are fixed through a lock rod, which passes through a mounting hole, of the fixation lock. According to the utility model, misoperation of the operation handle is effectively avoided, and safe underground production is ensured.