Title:
ROTOR ASSEMBLY AND BRUSHLESS VIBRATION ELECTRIC MOTOR
Document Type and Number:
WIPO Patent Application WO/2022/188390
Kind Code:
A1
Abstract:
A rotor assembly and a brushless vibration electric electric motor, which relate to the technical field of brushless electric motors. The rotor assembly comprises a bearing (1), a rotor piece (2), magnetic steel (3) and a counterweight (4), wherein the rotor piece (2) is sleeved on the periphery of the bearing (1); the magnetic steel (3) is sleeved on the rotor piece (2); the magnetic steel (3) and the counterweight (4) are oppositely fixedly arranged on two sides of the rotor piece (2), respectively; the cross section of the counterweight (4) is L shaped; a bottom wall of the counterweight (4) abuts against the rotor piece (2); and a side wall of the counterweight (4) abuts against sides of both the magnetic steel (3) and the rotor piece (2).
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Inventors:
HE ZHENGAO (CN)
JIN ZHIHONG (CN)
JIN ZHIHONG (CN)
Application Number:
PCT/CN2021/119317
Publication Date:
September 15, 2022
Filing Date:
September 18, 2021
Export Citation:
Assignee:
ZHEJIANG DONGYANG DMEGC CHENGJI ELECTRONICS CO LTD (CN)
International Classes:
H02K33/18; H02K7/06; H02K29/08
Foreign References:
| CN112803700A | 2021-05-14 | |||
| CN102237749A | 2011-11-09 | |||
| CN105610272A | 2016-05-25 | |||
| JP2006094643A | 2006-04-06 | |||
| CN210167903U | 2020-03-20 | |||
| CN1424802A | 2003-06-18 | |||
| KR20070049354A | 2007-05-11 | |||
| JP2012005293A | 2012-01-05 | |||
| JP2005117849A | 2005-04-28 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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