Title:
BALANCING PLATE AND ELECTRIC MOTOR
Document Type and Number:
WIPO Patent Application WO/2022/041136
Kind Code:
A1
Abstract:
A balancing plate, which is used for being arranged at an end in an axial direction (A) of a rotor of an electric motor and cannot be rotationally connected to the rotor. The balancing plate is disk-shaped and provided, in the axial direction (A), with a first end facing the rotor and a second end away from the rotor. The balancing plate comprises an inner ring (21), an outer ring (22) and a plurality of blades (23). The inner ring (21) and the outer ring (22) are both annular, the outer ring (22) is located on a peripheral side of the inner ring (21), and in a radial direction (R) of the balancing plate, the blades (23) connect the inner ring (21) and the outer ring (22); the plurality of blades (23) are arranged in a circumferential direction of the balancing plate at intervals; and hollowed-out portions (K) which pass along the axial direction (A) of the balancing plate are formed between the adjacent blades (23). The present invention further provides an electric motor.
Inventors:
HU LIANG (CN)
GONG YU (CN)
GONG YU (CN)
Application Number:
PCT/CN2020/112192
Publication Date:
March 03, 2022
Filing Date:
August 28, 2020
Export Citation:
Assignee:
SCHAEFFLER TECHNOLOGIES AG (DE)
HU LIANG (CN)
HU LIANG (CN)
International Classes:
H02K9/06; H02K7/04
Foreign References:
| CN201733178U | 2011-02-02 | |||
| CN109861446A | 2019-06-07 | |||
| CN207459903U | 2018-06-05 | |||
| US20190331135A1 | 2019-10-31 |
Attorney, Agent or Firm:
LINDA LIU & PARTNERS (CN)
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