Title:
AIR HOSE COUPLING FOR TIGHT LOCK COUPLER AND AIR HOSE COUPLING COMPONENT FOR TIGHT LOCK COUPLER
Document Type and Number:
WIPO Patent Application WO/2016/070788
Kind Code:
A1
Abstract:
An air hose coupling for a tight lock coupler comprises: a valve body (6) comprising a valve hole seat (6-1) and an uncoupling pipe connection portion disposed on the lower part of the valve hole seat (6-1), a valve hole (6-3) being provided in the valve hole seat (6-1); a valve head (2) having a barrel (2-1) that extends towards the valve body (6); a tappet (8), a tappet body of the tappet (8) slidably fitting the valve hole (6-3) of the valve body (6); a first elastic element (5), disposed between the valve head (2) and the valve body (6); a first valve port sealing element (1), mounted at one end of the valve head (2) away from the valve body (6); and a tappet sealing element (7), the tappet sealing element (7) being mounted on a tappet head of the tappet (8) and being in on/off fit with a port of the valve hole (6-3). An air hose coupling component for a tight lock coupler comprises the air hose coupling for a tight lock coupler. The air hose coupling for a tight lock coupler implements reliable connection between air hoses of the coupler, has a simple sealing structure, has high component and part universality, is convenient to maintain, and has high reliability.
Inventors:
ZHANG JINWEI (CN)
WU GANG (CN)
DENG DAWEI (CN)
ZHOU WEIBING (CN)
DU LIQING (CN)
WU GANG (CN)
DENG DAWEI (CN)
ZHOU WEIBING (CN)
DU LIQING (CN)
Application Number:
PCT/CN2015/093684
Publication Date:
May 12, 2016
Filing Date:
November 03, 2015
Export Citation:
Assignee:
CSR QISHUYAN INST CO LTD (CN)
CSR CHANGZHOU TECH MARK IND CO (CN)
CSR CHANGZHOU TECH MARK IND CO (CN)
International Classes:
F16L29/04; B61G11/00
Foreign References:
| CN101182890A | 2008-05-21 | |||
| CN102190004A | 2011-09-21 | |||
| CN2199907Y | 1995-06-07 | |||
| CN202491806U | 2012-10-17 | |||
| US5241819A | 1993-09-07 |
Other References:
ZHOU, LONG ET AL.: "An Introduction to the Scharfenber Coupler System", URBAN MASS TRANSIT, 30 June 2008 (2008-06-30)
Attorney, Agent or Firm:
CHINA PATENT AGENT (HK) LTD. (CN)
中国专利代理(香港)有限公司 (CN)
中国专利代理(香港)有限公司 (CN)
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