Title:
FLEXIBLE TRANSMISSION SYSTEM FOR NEW ENERGY VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/033017
Kind Code:
A1
Abstract:
A flexible transmission system for a new energy vehicle, comprising: a drive motor (2), a reduction gearbox (3), and a torsional vibration damping device (1) disposed between the drive motor and the reduction gearbox. The torsional vibration damping device comprises a housing (11) and a torsional vibration damping mechanism (12). The housing is used for connecting the drive motor and the reduction gearbox; and the torsional vibration damping mechanism is arranged in the housing and comprises: a first rigid member (121) drivingly connected to the drive motor, a second rigid member (122) drivingly connected to the reduction gearbox, and a flexible member (123) disposed between the first rigid member and the second rigid member. The first rigid member and the second rigid member are opposite and separate from each other, and the flexible member has a first end face (1231) and a second end face (1232) that are opposite, the first end face being connected to the first rigid member, and the second end face being connected to the second rigid member. The system can reduce vibration and noise of the drive motor and the reduction gearbox during operation.
Inventors:
FAN NAIPENG (CN)
Application Number:
PCT/CN2021/079061
Publication Date:
February 17, 2022
Filing Date:
March 04, 2021
Export Citation:
Assignee:
ZHEJIANG PANGOOD POWER TECH CO LTD (CN)
International Classes:
F16H57/023
Foreign References:
| CN212225942U | 2020-12-25 | |||
| CN111911613A | 2020-11-10 | |||
| CN107869557A | 2018-04-03 | |||
| CN102918302A | 2013-02-06 | |||
| CN203670710U | 2014-06-25 | |||
| CN110733322A | 2020-01-31 | |||
| CN103303119A | 2013-09-18 | |||
| CN101678752A | 2010-03-24 | |||
| US4137794A | 1979-02-06 |
Attorney, Agent or Firm:
SHANGHAI DIANWEI INTELLECTUAL PROPERTY AGENCY CO., LTD (CN)
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