Title:
OIL-COOLED ELECTRIC MOTOR
Document Type and Number:
WIPO Patent Application WO/2024/094141
Kind Code:
A1
Abstract:
Provided in the present application is an oil-cooled electric motor. The oil-cooled electric motor comprises a housing (H), a stator core (S) and a first oil distribution ring (O1), wherein the stator core (S) is fixed to the housing (H) by means of a first fastener (F1); a gap is reserved between the stator core (S) and an inner wall of the housing (H); the first oil distribution ring (O1) is arranged at the end portion of the stator core (S) facing an oil intake end (A1); an annular first oil storage area (W1) is formed between an outer circumferential side of the first oil distribution ring (O1) and an inner circumferential side of the housing (H); and a plurality of first oil injection holes (P1) penetrating in a radial direction are formed in the first oil distribution ring (O1), such that a cooling oil flowing to the first oil storage area (W1) can be injected, via the first oil injection holes (P1), into a winding wound around the end portion of the stator core.
Inventors:
ZHENG GUANGHUI (CN)
LIU HUAIYUAN (CN)
ZHANG LING (CN)
ZHAO PEIZHEN (CN)
LU SONG (CN)
LIU HUAIYUAN (CN)
ZHANG LING (CN)
ZHAO PEIZHEN (CN)
LU SONG (CN)
Application Number:
PCT/CN2023/129433
Publication Date:
May 10, 2024
Filing Date:
November 02, 2023
Export Citation:
Assignee:
ATOMDRIVE TECH JIANGSU CO LTD (CN)
International Classes:
H02K3/24
Foreign References:
| CN115603493A | 2023-01-13 | |||
| CN218733607U | 2023-03-24 | |||
| CN114629298A | 2022-06-14 | |||
| CN114744803A | 2022-07-12 | |||
| CN113890272A | 2022-01-04 | |||
| US20210328480A1 | 2021-10-21 |
Attorney, Agent or Firm:
BEIJING JUNHUI INTELLECTUAL PROPERTY AGENT OFFICE (ORDINARY PARTNERSHIP) (CN)
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