JP2022134312A5 - - Google Patents
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- JP2022134312A5 JP2022134312A5 JP2021033367A JP2021033367A JP2022134312A5 JP 2022134312 A5 JP2022134312 A5 JP 2022134312A5 JP 2021033367 A JP2021033367 A JP 2021033367A JP 2021033367 A JP2021033367 A JP 2021033367A JP 2022134312 A5 JP2022134312 A5 JP 2022134312A5
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- circuit board
- measuring device
- sensor case
- washer
- 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.)
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- 230000005540 biological transmission Effects 0.000 claims 6
- 238000005476 soldering Methods 0.000 claims 2
- 238000009530 blood pressure measurement Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 239000011810 insulating material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 229910001220 stainless steel Inorganic materials 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
- 210000005239 tubule Anatomy 0.000 claims 1
Description
本発明は、前記圧力測定装置において、前記回路基板は、前記導圧路の前記開口端が指向する方向が厚み方向となる状態で前記ボディに固定され、前記回路基板における、前記導圧路の前記開口端と対向する位置に貫通穴が形成されていてもよい。
本発明は、前記圧力測定装置において、前記回路基板は、前記導圧路の前記開口端が指向する方向と直交する方向が厚み方向となる状態で前記ボディに固定され、前記細管は、前記センサケースに接続される一端部に対して前記ワッシャに接続される他端部が垂直となるように曲げられていてもよい。
In the pressure measuring device according to the present invention, the circuit board is fixed to the body in a state in which the direction in which the open end of the pressure guide path is oriented is the thickness direction, and the pressure guide path in the circuit board A through hole may be formed at a position facing the open end.
In the pressure measuring device according to the present invention, the circuit board is fixed to the body in a state in which the thickness direction is perpendicular to the direction in which the open end of the pressure guide path is oriented, and the thin tube is the sensor. The other end connected to the washer may be bent perpendicular to the one end connected to the case.
Claims (5)
前記受圧ダイアフラムとの間に充填された圧力伝達媒体の圧力を受圧して圧力を検出する圧力センサチップと、
前記圧力センサチップを収容するセンサケースとが内部空間に設置されたボディを有する圧力測定装置であって、
前記センサケースは、絶縁材料によって形成されているとともに、前記圧力伝達媒体の圧力を前記圧力センサチップに導入するための開口部を有し、
前記ボディは、前記受圧ダイアフラムを壁の一部として形成されて前記圧力伝達媒体の一部を収容する圧力伝達室から前記ボディの前記内部空間に通じる導圧路を有し、
前記ボディの前記内部空間には、
前記導圧路における前記ボディの前記内部空間に通じる開口端に装着された、貫通孔を有するステンレス製のワッシャと、
前記ワッシャの前記貫通孔にその一端が挿入されて接合されるとともに、その他端が前記センサケースの前記開口部を貫通して前記圧力センサチップに連通する、内部に前記圧力伝達媒体が充填された細管と、
前記圧力センサチップの検出出力から電気信号を生成する電気回路が搭載された回路基板とが設けられ、
前記センサケースは、前記回路基板上に載置されていることを特徴とする圧力測定装置。 Equipped with a pressure-receiving diaphragm that receives the pressure of the process fluid to be measured,
a pressure sensor chip that receives the pressure of the pressure transmission medium filled between the pressure receiving diaphragm and detects the pressure;
A pressure measuring device having a body in which a sensor case containing the pressure sensor chip is installed in an internal space,
the sensor case is made of an insulating material and has an opening for introducing the pressure of the pressure transmission medium to the pressure sensor chip;
the body has a pressure transmission chamber formed with the pressure receiving diaphragm as a part of a wall and containing a part of the pressure transmission medium, and a pressure transmission path leading to the internal space of the body;
The internal space of the body includes:
a stainless steel washer having a through-hole attached to the open end of the pressure guide path communicating with the internal space of the body;
One end of the washer is inserted into and joined to the through hole of the washer, and the other end of the washer passes through the opening of the sensor case to communicate with the pressure sensor chip, and the interior is filled with the pressure transmission medium. a tubule;
a circuit board mounted with an electric circuit for generating an electric signal from the detection output of the pressure sensor chip;
A pressure measuring device, wherein the sensor case is mounted on the circuit board.
前記回路基板は、端部に前記細管を通す切欠きを有し、
前記センサケースは、前記回路基板上の前記切欠きの周辺部に載置されていることを特徴とする圧力測定装置。 The pressure measurement device according to claim 1,
The circuit board has a notch at the end for the thin tube to pass through,
The pressure measuring device, wherein the sensor case is placed on the periphery of the notch on the circuit board.
前記回路基板は、前記導圧路の前記開口端が指向する方向が厚み方向となる状態で前記ボディに固定され、
前記回路基板における、前記導圧路の前記開口端と対向する位置に貫通穴が形成されていることを特徴とする圧力測定装置。 In the pressure measuring device according to claim 2,
the circuit board is fixed to the body in a state in which the direction in which the open end of the pressure guiding path is oriented is the thickness direction;
A pressure measuring device, wherein a through hole is formed in the circuit board at a position facing the open end of the pressure guiding path.
前記回路基板は、前記導圧路の前記開口端が指向する方向と直交する方向が厚み方向となる状態で前記ボディに固定され、
前記細管は、前記センサケースに接続される一端部に対して前記ワッシャに接続される他端部が垂直となるように曲げられていることを特徴とする圧力測定装置。 In the pressure measuring device according to claim 2 ,
the circuit board is fixed to the body in a state in which a direction orthogonal to a direction in which the opening end of the pressure guiding path is oriented is a thickness direction;
The pressure measuring device, wherein the narrow tube is bent such that the other end connected to the washer is perpendicular to the one end connected to the sensor case.
前記回路基板における前記切欠きの穴部分を囲む３つの辺を形成する部分に、前記電気回路に接続された半田付け用ランドがそれぞれ設けられ、
前記センサケースの前記回路基板に載置される載置面である底面に、前記半田付け用ランドと接続して導通する電極パッドが設けられていることを特徴とする圧力測定装置。 In the pressure measuring device according to claims 2 to 4 ,
Soldering lands connected to the electric circuit are provided in portions forming three sides surrounding the hole portion of the notch in the circuit board, respectively;
A pressure measuring device, wherein electrode pads are provided on a bottom surface of the sensor case, which is a mounting surface to be mounted on the circuit board, and are electrically connected to the soldering lands.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021033367A JP2022134312A (en) | 2021-03-03 | 2021-03-03 | Pressure measuring device |
| CN202210196820.7A CN115014630B (en) | 2021-03-03 | 2022-03-01 | Pressure measuring device |
| KR1020220026788A KR102628745B1 (en) | 2021-03-03 | 2022-03-02 | Pressure measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021033367A JP2022134312A (en) | 2021-03-03 | 2021-03-03 | Pressure measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2022134312A JP2022134312A (en) | 2022-09-15 |
| JP2022134312A5 true JP2022134312A5 (en) | 2022-12-19 |
Family
ID=83067498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021033367A Pending JP2022134312A (en) | 2021-03-03 | 2021-03-03 | Pressure measuring device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2022134312A (en) |
| KR (1) | KR102628745B1 (en) |
| CN (1) | CN115014630B (en) |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS521350Y2 (en) | 1972-08-23 | 1977-01-13 | ||
| US4841777A (en) | 1988-03-22 | 1989-06-27 | Honeywell Inc. | Pressure transmitter assembly |
| JP2000111434A (en) | 1998-10-06 | 2000-04-21 | Hokuriku Electric Ind Co Ltd | Capacitance type pressure sensor unit |
| DE10107813A1 (en) * | 2001-02-20 | 2002-09-05 | Bosch Gmbh Robert | Pressure sensor module |
| JP3847281B2 (en) | 2003-08-20 | 2006-11-22 | 株式会社山武 | Pressure sensor device |
| JP5912675B2 (en) * | 2012-03-05 | 2016-04-27 | アズビル株式会社 | Differential pressure transmitter |
| JP6037112B2 (en) * | 2012-11-07 | 2016-11-30 | 富士電機株式会社 | Differential pressure / pressure transmitter |
| JP5926858B2 (en) * | 2013-03-28 | 2016-05-25 | 株式会社フジキン | Pressure detector mounting structure |
| CN204461670U (en) * | 2015-03-04 | 2015-07-08 | 苏州敏芯微电子技术有限公司 | A kind of pressure sensor packaging structure |
| CN105424272A (en) * | 2015-12-28 | 2016-03-23 | 黄山迈普汽车部件有限公司 | vacuum degree sensor suitable for plateau |
| JP6559584B2 (en) * | 2016-01-22 | 2019-08-14 | アズビル株式会社 | Welded structure of welding tube and welding method |
| US10545064B2 (en) * | 2017-05-04 | 2020-01-28 | Sensata Technologies, Inc. | Integrated pressure and temperature sensor |
| CN206945209U (en) * | 2017-07-31 | 2018-01-30 | 李峰 | A kind of pressure sensor assembling structure |
| CN109186851A (en) * | 2018-09-27 | 2019-01-11 | 江苏德尔森控股有限公司 | A kind of many reference amounts differential pressure pick-up |
| JP6584618B2 (en) * | 2018-10-03 | 2019-10-02 | アルプスアルパイン株式会社 | Sensor package |
| CN210893490U (en) * | 2019-11-25 | 2020-06-30 | 松诺盟科技有限公司 | Pressure sensor can be dismantled to simple |
-
2021
- 2021-03-03 JP JP2021033367A patent/JP2022134312A/en active Pending
-
2022
- 2022-03-01 CN CN202210196820.7A patent/CN115014630B/en active Active
- 2022-03-02 KR KR1020220026788A patent/KR102628745B1/en active IP Right Grant
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