Title:
AIR SPRING AND RAILWAY VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/194294
Kind Code:
A1
Abstract:
The present application provides an air spring and a railway vehicle. The air spring comprises an upper cover; a lower cover comprising a cover plate spaced apart from the upper cover and a support member connected to the lower part of the cover plate; an air bag provided between the cover plate and the upper cover; a base connected to the support member; an electromagnetic suspension module comprising a first coil and a second coil that are powered on; a measuring module comprising a first load sensor for measuring a vertical load borne by the air spring and a first height sensor for measuring a height difference; and an electromagnetic control module electrically connected to the electromagnetic suspension module and the measuring module respectively, and configured to receive a measurement signal of the measuring module and control the electromagnetic suspension module according to the measurement signal.
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Inventors:
ZHANG BO (CN)
WANG GUODONG (CN)
LIU ZHIGUO (CN)
LIU WANQIANG (CN)
SU PENG (CN)
WANG GUODONG (CN)
LIU ZHIGUO (CN)
LIU WANQIANG (CN)
SU PENG (CN)
Application Number:
PCT/CN2022/081824
Publication Date:
September 22, 2022
Filing Date:
March 18, 2022
Export Citation:
Assignee:
QINGDAO BORUI ZHIYUAN ANTI VIBRATION TECH CO LTD (CN)
International Classes:
F16F13/00; F16F9/04
Foreign References:
| CN110588697A | 2019-12-20 | |||
| CN108518441A | 2018-09-11 | |||
| CN105736626A | 2016-07-06 | |||
| CN101067432A | 2007-11-07 | |||
| JP2002079940A | 2002-03-19 | |||
| CN202110294179A | 2021-03-19 |
Attorney, Agent or Firm:
QINGDAO LAWSCI INTELLECTUAL PROPERTY CO., LTD. (CN)
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