High-voltage rotary isolating switch

The utility model relates to a high-voltage rotary isolating switch, which comprises a fixing frame, a rotating shaft, a fixing plate, a connecting lever, a pull rod, an operation plate, an operationrod and a fixing assembly, the rotating shaft is rotatably mounted on the fixing frame, the fixing plate is fixed on the rotating shaft, and the fixing plate is provided with a first strip-shaped holeextending along the circumferential direction of the fixing plate; the two first strip-shaped holes are symmetrically formed by taking the center of the fixed disc as the center; an avoiding hole isformed in the connecting lever, second strip-shaped holes are formed in the two sides of the avoiding hole, and the second strip-shaped holes correspond to the first strip-shaped holes; the fixing assembly penetrates through the first strip-shaped hole and the second strip-shaped hole to fix the fixing disc and the crank arm, the operation disc and the rotating shaft are arranged at intervals, oneend of the pull rod is rota