Switched reluctance motor sensor protecting device

The utility model relates to a switched reluctance motor sensor protecting device, motor shell passes through at the top terminal connection terminal box, the wall connection is equipped with the stator in the motor shell, the stator inner chamber is equipped with the winding coil, the inboard rotor of connecting of stator, the spindle is connected to the rotor inner wall, front end housing and rear end cap are connected through the bearing respectively in the spindle both sides, and the front end housing is all through bolted connection motor shell one side on one side of the rear end cap, be equipped with fixed cover between rear end cap and the motor shell, fixed cover one side is equipped with rotor position sensor for magnetic pole, fixed cover inner chamber is equipped with the filter screen, rear end cap one side connecting the fans cover, the fan casing inner chamber is equipped with the fan, can filter dust that fan cooling in -process the produced gas that the vaporization of lubricating grease part