STOP VALVE

WIPO Patent Application WO/2022/206125

A1

Provided is a stop valve, comprising: a valve seat (10), the valve seat (10) being provided with a fluid channel (11) and a mounting hole (12), the fluid channel (11) being communicated with the mounting hole (12), and a preset angle being formed between the extension direction of the mounting hole (12) and the extension direction of the fluid channel (11); a valve core (20) mounted in the mounting hole (12), a connection hole (21) being formed in the valve core (20), and a first internal thread being provided in the connection hole (21); and a plugging member (30), the plugging member (30) comprising a rod body part (31) and a covering part (32), a first external thread matched with the first internal thread being provided on the rod body part (31), the rod body part (31) being connected to the connection hole (21) by means of threads, the covering part (32) being provided at the end of the rod body part (31), and the covering part (32) protruding out of the end of the mounting hole (12) such that the covering part (32) can abut against the end of the mounting hole (12). The plugging member (30) is connected to the first internal thread in the connection hole (21), such that the technical problem in the prior art that a stop valve is large in occupied space can be solved.

LOU FENG (CN)
ZHOU FENG (CN)
CHEN DIYONG (CN)

PCT/CN2022/072127

October 06, 2022

January 14, 2022

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ZHEJIANG DUNAN ARTIFICIAL ENV CO LTD (CN)

F16K27/02; F16K27/08

CN103791148A	2014-05-14
CN214617865U	2021-11-05
CN2318487Y	1999-05-12
JP2001153103A	2001-06-08
US20090039304A1	2009-02-12

KANGXIN PARTNERS, P.C. (CN)

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