Control valve and method for manufacturing the same

The control valve design simplifies manufacturing and enhances engagement precision and torque consistency by using simplified valve seats and assembly processes, addressing the complexity and inconsistency issues in existing designs.

JP7842242B2Active Publication Date: 2026-04-07ZHEJIANG SANHUA COMMERCIAL REFRIGERATION CONTROLS CO LTD SHAOXING CITY
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2023-03-28
Publication Date
2026-04-07

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Abstract

A control valve and a manufacturing method thereof are disclosed, the control valve includes a housing (1), a first valve seat (2) and a first connecting pipe (4), the first valve seat (2) is formed by pressing or drawing a metal material, the first valve seat (2) includes a first base (21), a first connecting part (22) and a second connecting part (23), the first base (21) is annular, the first connecting part (22) is tubular and extends from an outer edge of the first base (21) to the housing (1), the second connecting part (23) is tubular and extends from an inner edge of the first base (21) to the first connecting pipe (4), the housing (1) and the first connecting part (22) are fixedly connected, and the first connecting pipe (4) and the second connecting part (23) are fixedly connected. In the welding process, the engagement position of the valve seat and the housing (1) is easily controlled.
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Citation Information

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