Pressure balance valve of internal retention structure

A pressure balance valve of an internal retention structure includes a control head, a valve housing, a balance valve assembly, and a valve seat assembly. The balance valve assembly includes a balance valve body, a piston, and sealing elements. The valve seat assembly includes a valve seat, two wate...

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Bibliographic Details
Main Authors Zhu, Chuanbao, Li, Keping, Zeng, Canzhong
Format Patent
LanguageEnglish
Published 24.07.2018
Subjects
ACTUATING-FLOATS
BLASTING
COCKS
CONTROLLING
DEVICES FOR VENTING OR AERATING
DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER
ENGINEERING ELEMENTS AND UNITS
FIXED CONSTRUCTIONS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
PHYSICS
REGULATING
SEWERAGE
SINKS
SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
TAPS
THERMAL INSULATION IN GENERAL
VALVES
WATER SUPPLY
WEAPONS
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Summary:A pressure balance valve of an internal retention structure includes a control head, a valve housing, a balance valve assembly, and a valve seat assembly. The balance valve assembly includes a balance valve body, a piston, and sealing elements. The valve seat assembly includes a valve seat, two water stop sleeves, and a plug cap. The valve seat is integrally formed with a valve core chamber receiving therein balance valve assembly and closed by the plug cap. The valve seat assembly forms sealed and movable engagement with the control head by means of the water stop sleeves. Positioning between the valve core the valve seat and the valve housing can be made more accurate and more reliable and sealing performance of the valve core is improved.
Bibliography:Application Number: US201615259042