Title:
CONTROL VALVE
Document Type and Number:
WIPO Patent Application WO/2022/218404
Kind Code:
A1
Abstract:
A control valve (1) comprising a valve body (10) and a valve core (20); the valve body comprises a side wall part (11); the control valve has a valve cavity (101), the control valve comprises at least five channels (30), one end of each channel is in communication with the valve cavity, and the other end forms a valve port of the control valve; the valve core comprises an internal guide passage cavity (21), a plurality of external guide passage cavities (22), a first separation plate (23), and a second separation plate (24); the first separation plate is located between the internal guide passage cavity and an external guide passage cavity, and the second separation plate is located between two adjacent external guide passage cavities; the first separation plate has a communication hole (231), and the internal guide passage cavity is in communication with a portion of the external guide passage cavities by means of the communication hole; each channel comprises a first flow passage (31) and a second flow passage (32), the first flow passage can establish communication with an external guide passage cavity by means of the internal guide passage cavity and the communication hole, and the second flow passage can establish communication with an external guide passage cavity. Consequently, the present invention can implement fluid control for a plurality of flow paths, and is more convenient and compact when being used.
More Like This:
| WO/2021/156629 | VALVE |
| WO/2009/101188 | BLENDING VALVE AND DEVICE FOR TREATING LIQUIDS |
Inventors:
WANG LIXIN (CN)
LIN LONG (CN)
WANG YUN (CN)
LIN LONG (CN)
WANG YUN (CN)
Application Number:
PCT/CN2022/087032
Publication Date:
October 20, 2022
Filing Date:
April 15, 2022
Export Citation:
Assignee:
ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO LTD (CN)
International Classes:
F16K11/085; F16K27/06; F16K31/04; F16K31/53
Foreign References:
| CN110529628A | 2019-12-03 | |||
| CN110901755A | 2020-03-24 | |||
| CN212928859U | 2021-04-09 | |||
| CN103791114A | 2014-05-14 | |||
| CN211567601U | 2020-09-25 | |||
| EP2075421A1 | 2009-07-01 | |||
| CN207905916U | 2018-09-25 | |||
| CN111173959A | 2020-05-19 | |||
| US8905076B2 | 2014-12-09 | |||
| CN202110411383A | 2021-04-16 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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