Magnetic suspension motor rotor cooling fan fixing structure

The utility model discloses a magnetic suspension motor rotor cooling fan fixing structure which comprises a rotor, a square cylinder is in clearance fit with the left side of the outer wall of the rotor, fan blades are arranged on the left side of the square cylinder, a square box is fixedly connected to one end of the square cylinder, and a rotating device is arranged on the outer side of the square cylinder. The rotating device comprises a first threaded rod, a square block, a short plate, an inclined rod and a first round block. According to the magnetic suspension motor rotor cooling fan fixing structure, through cooperation of a rotor, a round rod, a square cylinder, fan blades, a box body, a square box, a rotating device and a moving device, when the device is used, a first threaded rod is rotated, the first threaded rod drives a square block to move rightwards, the square block drives an inclined rod to rotate, and the inclined rod drives a first round block to move; the first round block drives the t