JPH0471130U - - Google Patents
Info
- Publication number
- JPH0471130U JPH0471130U JP11473590U JP11473590U JPH0471130U JP H0471130 U JPH0471130 U JP H0471130U JP 11473590 U JP11473590 U JP 11473590U JP 11473590 U JP11473590 U JP 11473590U JP H0471130 U JPH0471130 U JP H0471130U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- diaphragm
- pressure
- partition wall
- chambers
- 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.)
- Granted
Links
- 238000005192 partition Methods 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Underground Or Underwater Handling Of Building Materials (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案の一実施例による水中コンクリ
ートのレベル測定用差圧計の縦断面図、第２図は
同上差圧計の正面図、第３図は同上差圧計を用い
る水中コンクリートのレベル測定方法の一例を示
す原理図である。
１０……容器部、１０ａ……隔壁、１０ｂ……
窓穴、１１ａ，１１ｂ……ダイヤフラム、１２…
…半導体圧力センサ、１３……信号処理回路、１
４……信号ケーブル、１５……カバー部、１６…
…泥水導入パイプ。
Figure 1 is a vertical cross-sectional view of a differential pressure gauge for level measurement of underwater concrete according to an embodiment of the present invention, Figure 2 is a front view of the same differential pressure gauge, and Figure 3 is a method for measuring the level of underwater concrete using the same differential pressure gauge. It is a principle diagram showing an example. 10... Container part, 10a... Partition wall, 10b...
Window hole, 11a, 11b...Diaphragm, 12...
...Semiconductor pressure sensor, 13...Signal processing circuit, 1
4...Signal cable, 15...Cover part, 16...
...Muddy water introduction pipe.
Claims (1)
成するための容器部と、この容器部に取り付けら
れて室Ａおよび室Ｂに液体を密封するダイヤフラ
ムａおよびダイヤフラムｂと、前記隔壁の窓穴部
分に取り付けられて室Ａ内の圧力と室Ｂ内の圧力
との差に応じた出力を発する半導体圧力センサと
、一方のダイヤフラムｂの外面側に室Ｃを形成す
るカバー部と、室Ｃに液体を注入するための管路
とを備えた水中コンクリートのレベル測定用差圧
計。 A container part for forming two chambers A and B separated by a rigid partition wall, diaphragms a and diaphragm b attached to this container part to seal liquid in chambers A and B, and the partition wall. A semiconductor pressure sensor that is attached to the window hole portion and outputs an output according to the difference between the pressure in chamber A and the pressure in chamber B; a cover portion that forms a chamber C on the outer surface side of one diaphragm b; A differential pressure gauge for measuring the level of underwater concrete, which is equipped with a pipe line for injecting liquid into C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11473590U JP2530880Y2 (en) | 1990-11-02 | 1990-11-02 | Differential pressure gauge for level measurement of underwater concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11473590U JP2530880Y2 (en) | 1990-11-02 | 1990-11-02 | Differential pressure gauge for level measurement of underwater concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0471130U true JPH0471130U (en) | 1992-06-24 |
| JP2530880Y2 JP2530880Y2 (en) | 1997-04-02 |
Family
ID=31862447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11473590U Expired - Lifetime JP2530880Y2 (en) | 1990-11-02 | 1990-11-02 | Differential pressure gauge for level measurement of underwater concrete |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2530880Y2 (en) |
-
1990
- 1990-11-02 JP JP11473590U patent/JP2530880Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2530880Y2 (en) | 1997-04-02 |
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