Spray valve

The spray valve comprises a cylinder barrel, a front cover, a rear cover and a piston assembly, the piston assembly comprises an oil cavity piston, a piston rod, an air cavity piston, a check ring and a spring, one end of the piston rod sequentially penetrates through the check ring and the spring a...

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Bibliographic Details
Main Authors WANG WEIKAI, JIAO ZHONGLIANG, XIE HUAJUN, CHEN KUNYONG, WU DONGMEI
Format Patent
LanguageChinese
English
Published 26.03.2024
Subjects
APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
ATOMISING APPARATUS
NOZZLES
PERFORMING OPERATIONS
SPRAYING APPARATUS
SPRAYING OR ATOMISING IN GENERAL
TRANSPORTING
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Summary:The spray valve comprises a cylinder barrel, a front cover, a rear cover and a piston assembly, the piston assembly comprises an oil cavity piston, a piston rod, an air cavity piston, a check ring and a spring, one end of the piston rod sequentially penetrates through the check ring and the spring and abuts against a vent hole of the air cavity piston, and an air cavity is formed among the cylinder barrel, the rear cover and the air cavity piston. The cylinder barrel is provided with an air inlet hole communicated with the air cavity, an oil cavity is formed among the cylinder barrel, the oil cavity piston and the front cover, the cylinder barrel is provided with an oil inlet hole communicated with the oil cavity, the front cover is provided with an oil spraying hole communicated with the oil cavity, and an exhaust chamber is formed among the cylinder barrel, the air cavity piston and the oil cavity piston. And an exhaust hole communicated with the exhaust chamber is formed in the cylinder barrel. The device
Bibliography:Application Number: CN202322181878U