Title:
WATER INLET VALVE PROVIDED WITH SILENCING FUNCTION
Document Type and Number:
WIPO Patent Application WO/2013/189267
Kind Code:
A1
Abstract:
A water inlet valve provided with a silencing function comprises a valve body (10), and a water stop valve (20) provided with a water stop rubber mat (22), wherein a back pressure cavity (11) is arranged in the valve body (10), and the water stop valve (20) is arranged in a water inlet cavity chamber of the valve body (10), and the water inlet valve further comprises a silencing device (30) arranged in an inner cavity of the valve body (10); under the state of water stop, the water stop rubber mat (22) is propped against a water stop surface on the valve body (10) to seal a water passage; and under the state of water flowing, the noise caused by the water is reduced through the silencing device (30) in the valve body (10), the water stop rubber mat (22) moves in the direction of the back pressure cavity (11) under the action of water pressure and opens the water passage, and then water flows to a water outlet end.
Inventors:
YANG MINGCHANG (CN)
Application Number:
PCT/CN2013/077352
Publication Date:
December 27, 2013
Filing Date:
June 18, 2013
Export Citation:
Assignee:
LI FEIYU (CN)
International Classes:
E03D9/14; F16K47/02; F16L55/02
Foreign References:
| CN202610916U | 2012-12-19 | |||
| CN2453203Y | 2001-10-10 | |||
| US4679597A | 1987-07-14 | |||
| CN201475458U | 2010-05-19 | |||
| CN102466045A | 2012-05-23 | |||
| FR2339714A2 | 1977-08-26 |
Attorney, Agent or Firm:
SHOUCHUANG JUNHE PATENT AGENT CO., LTD. XIAMEN (CN)
厦门市首创君合专利事务所有限公司 (CN)
厦门市首创君合专利事务所有限公司 (CN)
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