Waterproof control valve

The utility model discloses a waterproof control valve which comprises a valve body, a water inlet channel at least can be communicated with a first water outlet channel, and a pressure relief channel can be respectively communicated with the water inlet channel and a second water outlet channel. Th...

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Bibliographic Details
Main Authors HUANG CANDONG, ZHONG ZHIJUN, ZHANG ZULIAN
Format Patent
LanguageChinese
English
Published 15.11.2022
Subjects
ACTUATING-FLOATS
BLASTING
COCKS
DEVICES FOR VENTING OR AERATING
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
TAPS
THERMAL INSULATION IN GENERAL
VALVES
WEAPONS
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Summary:The utility model discloses a waterproof control valve which comprises a valve body, a water inlet channel at least can be communicated with a first water outlet channel, and a pressure relief channel can be respectively communicated with the water inlet channel and a second water outlet channel. The first water stop unit is used for controlling connection and disconnection between the water inlet channel and the first water outlet channel; the pressure relief control unit is used for controlling the on-off of the pressure relief channel; wherein the pressure relief control unit is started before the first water stop unit is closed or while the first water stop unit is closed, and the pressure relief control unit is closed after the first water stop unit is closed, so that part of water in the water inlet channel can be discharged to the second water outlet channel through the pressure relief channel in the closing process of the first water stop unit. The pressure relief channel is opened before the first wa
Bibliography:Application Number: CN202221155582U