CONTROL VALVE

WIPO Patent Application WO/2023/273866

A1

A fluid control valve. The control valve comprises a valve body and a valve core assembly; the valve core assembly comprises a first valve core and a second valve core; the control valve is provided with a valve cavity; the valve body is provided with ports; the first valve core and the second valve core are located in the valve cavity; and the ports corresponding to communicating cavities of the valve core assembly can be opened or closed by rotating the valve core assembly. The control valve further comprises a first transmission portion and a second transmission portion, the first transmission portion and the first valve core are integrally formed or transmittingly connected, and the second transmission portion and the second valve core are integrally formed or transmittingly connected; a valve shaft and the first valve core are transmittingly connected; and when the first valve core rotates, the first transmission portion is in contact with the second transmission portion and drives the second valve core to rotate, so that different flowing modes are achieved by means of two valve cores. The assembly structure between the valve cores of the control valve is simple, the impact is small, and different combinations and flow channel switching modes of the first valve core and the second valve core can be achieved.

TU JUNQING (CN)
HU YUANXIANG (CN)
PAN WEIDONG (CN)
YU ZHIBIAO (CN)

PCT/CN2022/098607

January 05, 2023

June 14, 2022

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ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO LTD (CN)

F16K11/087; F16K27/06

CN215293716U	2021-12-24
CN114517843A	2022-05-20
JP2002243052A	2002-08-28
US6568428B2	2003-05-27
US20200248836A1	2020-08-06
CN201475426U	2010-05-19

UNITALEN ATTORNEYS AT LAW (CN)

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