A bow frame for a diaphragm pressure gauge

By adopting pre-pulse notch design and stamping forming process in the bow frame of the diaphragm type pressure gauge, the problems of high production costs and inconvenient debugging in the prior art are solved, and the effect of reducing production costs and improving debugging efficiency is achieved.

CN113405696BActive Publication Date: 2025-03-18ZHONGSHAN FUMAO SEALS TECH
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Patent Information

Application Number
CN202110629597.6
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-06-07
Publication Date
2025-03-18
Estimated Expiration
2041-06-07

AI Technical Summary

Technical Problem

The existing diaphragm pressure gauge has high production cost and is not conducive to the commissioning of the pressure gauge.

Method used

The pre-pull notch design is adopted, and the adjustment window is formed through the stamping forming process of the cone table mold, which reduces material consumption and production processes and reduces production costs.

Benefits of technology

The effect of reducing production costs and improving pressure gauge debugging efficiency is achieved, reducing production process steps and reducing processing costs.

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Abstract

The present invention provides a bow frame of a diaphragm pressure gauge, comprising a bottom, a first window, a rib, a second window and an upper part, which are arranged in sequence, the first window and the second window are staggered, and one of the first windows is taken as an example: a first fulcrum and a third fulcrum are respectively arranged on both sides of the first window, a second fulcrum is arranged in the middle of the first window, the first fulcrum and the third fulcrum are used to connect the bottom and the rib, the second fulcrum is used to connect the rib and the upper part, and the second fulcrum is located on the mid-vertical line between the first fulcrum and the third fulcrum. By setting a pre-punched notch on the pre-punched part of the blanking, the first window and the second window on the molded part are formed by the pre-punched notch, which can not only reduce the production cost, but also facilitate the installation and debugging of the pressure gauge.
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