A type of live water valve

By designing a live water valve and utilizing the combination of the main valve body and the diverter plate, the water in the expansion tank is circulated, which solves the problem of bacteria growth in stagnant water in the expansion tank and improves the water quality of the water supply system.

CN224516040UActive Publication Date: 2026-07-17ZHEJIANG DUNAN INTELLIGENT CONTROL TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZHEJIANG DUNAN INTELLIGENT CONTROL TECH CO LTD
Filing Date
2025-07-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In water supply systems, if the water in the expansion tank is not changed for a long time, impurities will accumulate, forming stagnant water, which will breed bacteria and affect water quality.

Method used

Design a live water valve that uses a combination of a main valve body, a flow divider, and a shut-off valve assembly to circulate water in the expansion tank and prevent stagnant water from forming.

Benefits of technology

It effectively prevents stagnant water from remaining in the expansion tank, improves the water quality of the water supply system, and reduces scale and bacterial growth.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN224516040U_ABST
    Figure CN224516040U_ABST
Patent Text Reader

Abstract

This utility model relates to the field of water supply system technology and discloses a live water valve, including a main valve body, a diverter plate, and two shut-off valve assemblies. The main valve body includes a main pipe and a branch pipe connected to the main pipe. Both ends of the main pipe are used to connect to external pipelines, and the branch pipe is used to connect to an expansion tank. The main pipe has an inlet channel and an outlet channel. The diverter plate extends from the branch pipe into the main pipe and is located between the inlet channel and the outlet channel. The diverter plate divides the internal space of the branch pipe into an inlet flow channel connected to the inlet channel and an outlet flow channel connected to the outlet channel. The two shut-off valve assemblies are disposed on the main pipe and are used to adjust the opening and closing of the inlet and outlet channels respectively. The live water valve provided by this utility model can circulate the water in the expansion tank, thus preventing stagnant water in the expansion tank, improving water quality in the water supply system, and reducing problems such as scale and bacterial growth.
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