JPH022644U

JPH022644U -

Info

Publication number: JPH022644U
Application number: JP7952388U
Authority: JP
Priority date: 1988-06-17
Filing date: 1988-06-17
Publication date: 1990-01-09

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案に係る圧力、差圧発信器の一実
施例を示す断面図、第２図は検出器ボデイの平面
図、第３図は要部拡大断面図、第４図は従来の圧
力、差圧発信器におけるバリアダイヤフラム取付
け構造を示す断面図、第５図および第６図はバリ
アダイヤフラムの他の取付け構造を示す断面図お
よびその欠点を説明するための図である。１…検出器ボデイ、２…バリアダイヤフラム、
３…受圧側面、４…受圧側面の周壁、５…検出器
ボデイの受圧側面外周部、２４，２５…バリアダ
イヤフラム、２６，２７…バツクアツプ面（受圧
側面）、２９…受圧側面周壁、３０…リング、３
１…受圧側面外周部、３２…溶接。 Fig. 1 is a sectional view showing an embodiment of the pressure and differential pressure transmitter according to the present invention, Fig. 2 is a plan view of the detector body, Fig. 3 is an enlarged sectional view of the main part, and Fig. 4 is a conventional one. A sectional view showing a barrier diaphragm mounting structure in a pressure/differential pressure transmitter, and FIGS. 5 and 6 are sectional views showing other barrier diaphragm mounting structures and diagrams for explaining the drawbacks thereof. 1...Detector body, 2...Barrier diaphragm,
3... Pressure receiving side, 4... Peripheral wall of the pressure receiving side, 5... Pressure receiving side outer periphery of the detector body, 24, 25... Barrier diaphragm, 26, 27... Backup surface (pressure receiving side), 29... Pressure receiving side circumferential wall, 30... Ring ,3
1...Pressure receiving side outer periphery, 32...Welding.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

検出器ボデイの受圧側面にバリアダイヤフラム
を、その周縁部を該受圧側面の周壁に密着させて
配置し、このバリアダイヤフラムの周縁部内側に
、冷却により外径を収縮されたリングを嵌合し、
該リングと、バリアダイアフラムの周縁部を前記
検出器ボデイの受圧側面外周部に溶接固定したこ
とを特徴とする圧力、差圧発信器。 A barrier diaphragm is arranged on the pressure-receiving side of the detector body, with its peripheral edge in close contact with the peripheral wall of the pressure-receiving side, and a ring whose outer diameter has been contracted by cooling is fitted inside the peripheral edge of the barrier diaphragm,
A pressure/differential pressure transmitter, characterized in that the ring and the peripheral edge of the barrier diaphragm are welded and fixed to the outer peripheral part of the pressure-receiving side of the detector body.