JPH0451643U - - Google Patents
Info
- Publication number
- JPH0451643U JPH0451643U JP9329690U JP9329690U JPH0451643U JP H0451643 U JPH0451643 U JP H0451643U JP 9329690 U JP9329690 U JP 9329690U JP 9329690 U JP9329690 U JP 9329690U JP H0451643 U JPH0451643 U JP H0451643U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- pressure receiving
- communication hole
- communicates
- neck
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案の一実施例の要部構成説明図、
第２図は第１図のＡ−Ａ断面図、第３図は本考案
の他の実施例の要部構成説明図、第４図は第１図
のＢ−Ｂ断面図、第５図は従来より一般に使用さ
れている従来例の構成説明図。
１……ハウジング、２……高圧側フランジ、３
……低圧側フランジ、４，５……導入口、６……
圧力測定室、６Ａ，６Ｂ，１０Ａ，１１Ａ……バ
ツクプレート、７……センタダイアフラム、８…
…シリコンダイアフラム、９……支持体、１０，
１１……圧力導入室、１２，１３……隔液ダイア
フラム、１４，１５……連通孔、８０……ストレ
インゲージ、８１，８２……センサ室、９１……
パイプ、９２……一方の室、９３……連通孔、９
４……底部、９５……他方の室、９６……連通孔
溶接部、１０１，１０２……封入液、１Ａ……首
部、１Ｂ……受圧部、１Ｃ……溶接。
FIG. 1 is an explanatory diagram of the main part configuration of an embodiment of the present invention,
2 is a sectional view taken along line AA in FIG. FIG. 2 is a configuration explanatory diagram of a conventional example that has been commonly used. 1...Housing, 2...High pressure side flange, 3
...Low pressure side flange, 4, 5...Inlet, 6...
Pressure measurement chamber, 6A, 6B, 10A, 11A... Back plate, 7... Center diaphragm, 8...
...Silicon diaphragm, 9...Support, 10,
11... Pressure introduction chamber, 12, 13... Partitioning diaphragm, 14, 15... Communication hole, 80... Strain gauge, 81, 82... Sensor chamber, 91...
Pipe, 92...One chamber, 93...Communication hole, 9
4...Bottom, 95...Other chamber, 96...Communication hole welded portion, 101, 102...Filled liquid, 1A...Neck, 1B...Pressure receiving part, 1C...Welding.
Claims (1)
サ室を具備する首部と 該首部の端部外周縁部において溶接接続された
受圧部と を備えるハウジング を具備する差圧測定装置において、 前記受圧部の一方の室を前記一方のセンサ室に
連通するパイプと、 前記筒状の首部に設けられた底部と、 該底部に設けられ前記受圧部の他方の室を前記
他方のセンサ室に連通する連通孔と、 前記底部の該連通孔の周囲に同心円状にリング
状に設けられ前記首部と前記受圧部の接合部の一
部を溶接する連通孔溶接部と を具備したことを特徴とする差圧測定装置。[Claims for Utility Model Registration] A differential pressure measuring device comprising a housing comprising a neck portion having two sensor chambers separated by a measuring diaphragm and a pressure receiving portion welded to the outer peripheral edge of the neck portion. A pipe that communicates one chamber of the pressure receiving section with the one sensor chamber, a bottom provided on the cylindrical neck, and a pipe provided on the bottom that communicates the other chamber of the pressure receiving section with the other sensor chamber. A communication hole that communicates with the chamber; and a communication hole welding part that is provided concentrically in a ring shape around the communication hole in the bottom part and welds a part of the joint between the neck part and the pressure receiving part. Features of differential pressure measuring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9329690U JPH0451643U (en) | 1990-09-05 | 1990-09-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9329690U JPH0451643U (en) | 1990-09-05 | 1990-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0451643U true JPH0451643U (en) | 1992-04-30 |
Family
ID=31830389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9329690U Pending JPH0451643U (en) | 1990-09-05 | 1990-09-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451643U (en) |
-
1990
- 1990-09-05 JP JP9329690U patent/JPH0451643U/ja active Pending