Main helium fan driving motor

The utility model relates to a main helium fan driving motor, it by: cooling blower, last electromagnetic bearing, upper end cover, frame, stator core, electric motor rotor, bottom end cover, lower electromagnetic bearing constitute. Stator core installs in the frame, and the upper end cover is fixed on the frame with the bottom end cover, goes up electromagnetic bearing and fixes on the upper end cover, and lower electromagnetic bearing fixes on the bottom end cover, and the electric motor rotor upper end is together fixed through last electromagnetic bearing, and the lower extreme is through electromagnetic bearing is together fixed down, and cooling blower is equipped with to electric motor rotor's upper end. This product main helium fan driving motor is high -power vertical high -speed inverter motor, and the installation for complete set of engine is in high temperature gas cooled piles a return circuit 7MPa's helium pressure chamber, and the motor is no grease lubrication, does not have any pollution to