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Patent Searching and Data


Title:
BRUSHLESS ELECTRIC MOTOR WITH OUTER ROTOR
Document Type and Number:
WIPO Patent Application WO/2019/105345
Kind Code:
A1
Abstract:
Disclosed is a brushless electric motor with an outer rotor, the brushless electric motor comprising a front bearing, a rotor front cover, a stator coil, a rotor outer ring, a central shaft, a rotor rear cover, and a rear bearing. An outer ring of the front bearing is closely mated with and connected to the front rotor cover; the rotor front cover is closely mated with and connected to the rotor outer ring; the stator coil is fixedly connected to the central shaft; the rotor outer ring is closely mated with and connected to the rotor rear cover; the central shaft is closely mated with and connected to an inner ring of the rear bearing; and the rotor rear cover is closely mated with and connected to an outer ring of the rear bearing. This makes it possible for the front bearing, the rotor front cover, the rotor outer ring, the central shaft, the rotor rear cover, and the rear bearing to form a closed space, so that the electric motor has good waterproof and dustproof characteristics.

Inventors:
WU YIHONG (CN)
ZHANG FULIN (CN)
LIAO CHENJI (CN)
Application Number:
PCT/CN2018/117699
Publication Date:
June 06, 2019
Filing Date:
November 27, 2018
Export Citation:
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Assignee:
SHANGHAI AVNAMIC AUTOMATION CO LTD (CN)
International Classes:
H02K5/10; H02K1/06
Foreign References:
CN107947515A2018-04-20
CN107947480A2018-04-20
CN203645516U2014-06-11
CN1395757A2003-02-05
CN203289299U2013-11-13
Attorney, Agent or Firm:
BEIJING QIKUN INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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