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Title:
PRE-COMPRESSED EMERGENCY AIR SPRING ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2019/080573
Kind Code:
A1
Abstract:
A pre-compressed emergency air spring assembly, comprising: an upper cover plate (1), an air bag (2), an upper end plate (3) and a lower end plate (4); the outer periphery of the upper end plate (3) is connected to the outer periphery of the lower end plate (4) by means of the air bag (2); a top portion of the upper end plate (3) is provided with a lateral pre-compression chamber (31) and a lateral pre-compression plate (32) that is disposed at a lateral opening of the lateral pre-compression chamber (31); a pressed spring elastic body (5) is pressedly provided within the lateral pre-compression chamber (31) by means of the lateral pre-compression plate (32), and a plurality of steel springs (6) are pressedly provided along the circumferential direction of the pressed spring elastic body (5) between the upper cover plate (1) and the upper end plate (3); the upper cover plate (1) is sleeved on the periphery of the lateral pre-compression chamber (31). The air spring assembly has the advantages of having a simple structure, being convenient to install, having low vertical stiffness under a heavy load, having large vertical deformation, having a high comfort level, being highly stable, being capable of preventing creep, and being capable of achieving soft stop.

Inventors:
NONG, Duomin (Zhuzhou Times New Material Technology Co. Ltd, No.18, Haitian Road, Tianyuan Distric, Zhuzhou Hunan 7, 412007, CN)
YE, Te (Zhuzhou Times New Material Technology Co. Ltd, No.18, Haitian Road, Tianyuan Distric, Zhuzhou Hunan 7, 412007, CN)
CHEN, Canhui (Zhuzhou Times New Material Technology Co. Ltd, No.18, Haitian Road, Tianyuan Distric, Zhuzhou Hunan 7, 412007, CN)
CHENG, Haitao (Zhuzhou Times New Material Technology Co. Ltd, No.18, Haitian Road, Tianyuan Distric, Zhuzhou Hunan 7, 412007, CN)
ZHOU, Jun (Zhuzhou Times New Material Technology Co. Ltd, No.18, Haitian Road, Tianyuan Distric, Zhuzhou Hunan 7, 412007, CN)
CHEN, Qiang (Zhuzhou Times New Material Technology Co. Ltd, No.18, Haitian Road, Tianyuan Distric, Zhuzhou Hunan 7, 412007, CN)
DUAN, Guoqi (Zhuzhou Times New Material Technology Co. Ltd, No.18, Haitian Road, Tianyuan Distric, Zhuzhou Hunan 7, 412007, CN)
CHEN, Qinghua (Zhuzhou Times New Material Technology Co. Ltd, No.18, Haitian Road, Tianyuan Distric, Zhuzhou Hunan 7, 412007, CN)
LONG, Yaokun (Zhuzhou Times New Material Technology Co. Ltd, No.18, Haitian Road, Tianyuan Distric, Zhuzhou Hunan 7, 412007, CN)
Application Number:
CN2018/098203
Publication Date:
May 02, 2019
Filing Date:
August 02, 2018
Export Citation:
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Assignee:
ZHUZHOU TIMES NEW MATERIAL TECHNOLOGY CO., LTD. (No.18, Haitian Road Tianyuan Distric, Zhuzhou Hunan 7, 412007, CN)
International Classes:
F16F9/04; F16F9/34
Foreign References:
CN207364166U2018-05-15
CN107740832A2018-02-27
GB1232121A1971-05-19
CN203580971U2014-05-07
CN202038318U2011-11-16
US4690388A1987-09-01
Attorney, Agent or Firm:
HUNAN ZHAOHONG PATENT LAW OFFICE (GENERAL PARTNERSHIP) (ZHANG, Lijuan2701, Shuntian Building, No.185, Middle Furong Road, Furong Distric, Changsha Hunan 1, 410011, CN)
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