JPS63155038U - - Google Patents
Info
- Publication number
- JPS63155038U JPS63155038U JP4750287U JP4750287U JPS63155038U JP S63155038 U JPS63155038 U JP S63155038U JP 4750287 U JP4750287 U JP 4750287U JP 4750287 U JP4750287 U JP 4750287U JP S63155038 U JPS63155038 U JP S63155038U
- Authority
- JP
- Japan
- Prior art keywords
- pressure receiving
- pressure
- body case
- accommodation space
- expansion coefficient
- 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
- 230000004308 accommodation Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 230000008602 contraction Effects 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は、実施例差圧伝送器を示す要部拡大断
面図、第２図は、受圧部収容空間部の容積が拡大
した状態を示す要部拡大断面図、第３図は、従来
の差圧伝送器を示す要部拡大断面図である。
１：検出部、２：キヤタピラ部、３：受圧部、
４：容積拡縮用プレート、３１：受圧体ケース、
３２：封入液、３３：収容空間部、３４：シール
ダイヤフラム。
Fig. 1 is an enlarged sectional view of the main part showing the differential pressure transmitter of the embodiment, Fig. 2 is an enlarged sectional view of the main part showing the state in which the volume of the pressure receiving part accommodation space is expanded, and Fig. 3 is the conventional one. FIG. 2 is an enlarged cross-sectional view of a main part of a differential pressure transmitter. 1: Detection part, 2: Caterpillar part, 3: Pressure receiving part,
4: Volume expansion/contraction plate, 31: Pressure receiving body case,
32: Filled liquid, 33: Accommodation space, 34: Seal diaphragm.
Claims (1)
タピラ部を介して連通し、且つ受圧体ケース開口
面にシールダイヤフラムを配備して内部収容空間
部に封入液を充填した受圧部とから成る差圧伝送
器において、 前記受圧部の収容空間部に、上記受圧体ケース
の線膨張係数より小さい線膨張係数をもつた前記
収容空間部の容積拡縮用プレートを配備したこと
を特徴とする差圧伝送器。[Scope of Claim for Utility Model Registration] A pressure detecting section and a detection chamber of the pressure detecting section communicate with each other via a caterpillar section, and a seal diaphragm is provided on the opening surface of the pressure receiving body case to supply the sealed liquid to the internal storage space. In a differential pressure transmitter comprising a filled pressure receiving part, a plate for expanding and contracting the volume of the accommodation space having a linear expansion coefficient smaller than a linear expansion coefficient of the pressure receiving body case is provided in the accommodation space of the pressure receiving part. A differential pressure transmitter characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4750287U JPS63155038U (en) | 1987-03-30 | 1987-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4750287U JPS63155038U (en) | 1987-03-30 | 1987-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63155038U true JPS63155038U (en) | 1988-10-12 |
Family
ID=30868167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4750287U Pending JPS63155038U (en) | 1987-03-30 | 1987-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63155038U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010523975A (en) * | 2007-04-06 | 2010-07-15 | ローズマウント インコーポレイテッド | Expansion chamber for pressure transmitter |
| JP2011508878A (en) * | 2007-12-28 | 2011-03-17 | ローズマウント インコーポレイテッド | Self crimping filling tube assembly |
| JP2019109216A (en) * | 2017-12-15 | 2019-07-04 | 東泰高科装備科技有限公司Ｄｏｎｇｔａｉ Ｈｉ−Ｔｅｃｈ Ｅｑｕｉｐｍｅｎｔ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．， Ｌｔｄ | Vacuum measurement device |
-
1987
- 1987-03-30 JP JP4750287U patent/JPS63155038U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010523975A (en) * | 2007-04-06 | 2010-07-15 | ローズマウント インコーポレイテッド | Expansion chamber for pressure transmitter |
| JP2011508878A (en) * | 2007-12-28 | 2011-03-17 | ローズマウント インコーポレイテッド | Self crimping filling tube assembly |
| JP2019109216A (en) * | 2017-12-15 | 2019-07-04 | 東泰高科装備科技有限公司Ｄｏｎｇｔａｉ Ｈｉ−Ｔｅｃｈ Ｅｑｕｉｐｍｅｎｔ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．， Ｌｔｄ | Vacuum measurement device |
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