Title:
DRIVER AND CONTROL VALVE
Document Type and Number:
WIPO Patent Application WO/2022/268193
Kind Code:
A1
Abstract:
A driver (60) and a control valve (1000). The control valve (1000) comprises a valve body (1), a first valve element (2), and a second valve element (3). The valve body (1) is provided with a valve cavity (11), a plurality of communicating holes (121) are formed in the side wall of the valve body (1), and the communicating holes (121) run through the side wall of the valve body (1) and are communicated with the valve cavity (11). The first valve element (2) is rotatably provided at one end of the valve cavity (11), and the periphery of the first valve element (2) is provided with a plurality of first channels (21) and second channels (22). The second valve element (3) is rotatably provided at the other end of the valve cavity (11), the second valve element (3) and the first valve element (2) are coaxially arranged, and the second valve element (3) is provided with a third channel (31).
Inventors:
FENG ZHONGBO (CN)
WANG JUNJIE (CN)
WANG FUGANG (CN)
SHA HAIJIAN (CN)
WANG JUNJIE (CN)
WANG FUGANG (CN)
SHA HAIJIAN (CN)
Application Number:
PCT/CN2022/101009
Publication Date:
December 29, 2022
Filing Date:
June 24, 2022
Export Citation:
Assignee:
ZHEJIANG DUNAN ARTIFICIAL ENV CO LTD (CN)
International Classes:
F16K11/085; F16K11/22; F16K27/06; F16K31/04; F16K31/53; F16K41/02
Foreign References:
| CN215928493U | 2022-03-01 | |||
| CN112879601A | 2021-06-01 | |||
| CN106574543A | 2017-04-19 | |||
| CN103574094A | 2014-02-12 | |||
| CN112302784A | 2021-02-02 | |||
| CN212690926U | 2021-03-12 | |||
| KR20210056729A | 2021-05-20 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (HANGZHOU) (CN)
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