One-way valve

The invention provides a one-way valve. The one-way valve comprises a valve body, a sealing head, a spring, a valve cover, a pressing column and a sealing pad, wherein a tapered sealing structure and an air inlet channel are designed on the valve body, an air outlet channel is disposed on the valve...

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Bibliographic Details
Main Authors WU ZONGPING, JIANG XUJUN, XU YONG
Format Patent
LanguageEnglish
Published 28.01.2015
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 invention provides a one-way valve. The one-way valve comprises a valve body, a sealing head, a spring, a valve cover, a pressing column and a sealing pad, wherein a tapered sealing structure and an air inlet channel are designed on the valve body, an air outlet channel is disposed on the valve cover, the sealing head and the spring are disposed in the pressing column, the pressing column is in threaded connection with the valve body, the pressing column is in clearance fit with the valve cover, the sealing pad is mounted between the valve body and the valve cover, and the sealing pad is arranged on the outer edge portion of the valve cover and the valve body in a pressing mode. The one-way valve has the advantages that the structure is simple, small and exquisite, and practical, the reverse sealing performance is good, and the one-way valve is applicable to a gas pipeline system.
Bibliography:Application Number: CN20141611962