Conical permanent magnetic suspended inner rotor hybrid magnetic bearing

• Main Authors: XIAO LINJING, WANG BAOREN, SUN CHUANYU, WU HONGEN
• Format: Patent
• Language: Chinese; English
• Published: 05.01.2011
• Subjects: BEARINGS; BLASTING; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a conical permanent magnetic suspended inner rotor hybrid magnetic bearing which comprises a stator assembly and a rotor assembly; a first rotor iron core and a second rotor iron core on the left end and the right end of the rotor assembly are conical, and are respectively sleeved with a first rotor permanent magnetic conical ring and a second rotor permanent magnetic conical ring; a first stator iron core and a second stator iron core on the left end and the right end of the stator assembly are respectively sleeved with a first stator permanent magnetic conical ring and a second stator permanent magnetic conical ring; all the stator permanent magnetic conical rings are matched with the shapes of the corresponding rotor permanent magnetic conical rings to form a first air gap, and the homo-magnetic poles between the two are arranged over against each other; and the central sections of the stator assembly and the rotor assembly are provided with magnetic circuit control units which