Title:
MAGNETIC SUSPENSION BEARING STATOR ASSEMBLY AND MAGNETIC SUSPENSION MOTOR HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2022/142318
Kind Code:
A1
Abstract:
A magnetic suspension bearing stator assembly and a magnetic suspension motor having same. The magnetic suspension bearing stator assembly comprises: a magnetic conductive ring (10), a permanent magnet (20), a radial ring (30), and an iron core (40). The magnetic conductive ring (10) and the permanent magnet (20) are located on the side of the radial ring (30). The iron core (40) is partially disposed in the radial ring (30). A plastic sealing cavity is formed among the magnetic conductive ring (10), the permanent magnet (20), the radial ring (30), and the iron core (40). An avoidance hole (41) is provided in the middle of the iron core (40). The plastic sealing cavity is located on the periphery of the avoidance hole (41), and is filled with a plastic sealant (50).
Inventors:
GONG GAO (CN)
ZHANG FANG (CN)
ZHANG CHAO (CN)
DONG RUHAO (CN)
ZHANG FANG (CN)
ZHANG CHAO (CN)
DONG RUHAO (CN)
Application Number:
PCT/CN2021/109441
Publication Date:
July 07, 2022
Filing Date:
July 30, 2021
Export Citation:
Assignee:
GREE ELECTRIC APPLIANCES INC ZHUHAI (CN)
International Classes:
H02K7/09; F16C32/04
Foreign References:
| CN112648290A | 2021-04-13 | |||
| CN107575475A | 2018-01-12 | |||
| CN207500339U | 2018-06-15 | |||
| CN108343671A | 2018-07-31 | |||
| CN101060263A | 2007-10-24 | |||
| CN106369052A | 2017-02-01 | |||
| US6201329B1 | 2001-03-13 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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