Title:
COMPACT DRIVING DEVICE, BOGIE AND RAILWAY VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/097834
Kind Code:
A1
Abstract:
Embodiments of the present application provide a compact driving device, a bogie, and a rail vehicle. The driving device comprises: a gearbox, a driving motor, and a coupling connected between the gearbox and the driving motor. The gearbox comprises a gearbox body and connecting arms. One end of each connecting arm is fixed to the side of the gearbox body facing the driving motor, and the other end of the connecting arm obliquely extends outwards and is connected to a shell of the driving motor. A recess space is formed between the connecting arms. The side of the shell of the driving motor facing the gearbox is recessed to form a recess space. The recess space of the driving motor and the recess space formed by the connecting arm enclose an accommodating space. The coupling is provided in the accommodating space. According to the technical solution provided by the embodiments of the present application, the volume of the driving device can be reduced, such that the occupied space is reduced.
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Inventors:
ZHANG JIE (CN)
ZHANG YONG (CN)
ZHANG YUNLONG (CN)
LU NA (CN)
MA RONG (CN)
ZHANG HANCHEN (CN)
JIA CHAO (CN)
ZHANG KAILONG (CN)
ZHANG YONG (CN)
ZHANG YUNLONG (CN)
LU NA (CN)
MA RONG (CN)
ZHANG HANCHEN (CN)
JIA CHAO (CN)
ZHANG KAILONG (CN)
Application Number:
PCT/CN2021/141451
Publication Date:
June 08, 2023
Filing Date:
December 27, 2021
Export Citation:
Assignee:
CRRC TANGSHAN CO LTD (CN)
International Classes:
B61C9/50; B61C9/38; B61F5/28; B61F5/50
Foreign References:
| CN114179844A | 2022-03-15 | |||
| CN114194227A | 2022-03-18 | |||
| CN114179843A | 2022-03-15 | |||
| CN114194232A | 2022-03-18 | |||
| CN114162161A | 2022-03-11 | |||
| CN114194233A | 2022-03-18 | |||
| CN114162164A | 2022-03-11 | |||
| CN114194241A | 2022-03-18 | |||
| CN106059189A | 2016-10-26 | |||
| CN107257179A | 2017-10-17 | |||
| CN214450921U | 2021-10-22 | |||
| CN106379112A | 2017-02-08 | |||
| EP0308616A2 | 1989-03-29 |
Attorney, Agent or Firm:
IPFUTURE INTELLECTUAL PROPERTY LAW OFFICE (CN)
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