JPS59180624U - Flow rate/flow rate detection device - Google Patents
Flow rate/flow rate detection deviceInfo
- Publication number
- JPS59180624U JPS59180624U JP7570883U JP7570883U JPS59180624U JP S59180624 U JPS59180624 U JP S59180624U JP 7570883 U JP7570883 U JP 7570883U JP 7570883 U JP7570883 U JP 7570883U JP S59180624 U JPS59180624 U JP S59180624U
- Authority
- JP
- Japan
- Prior art keywords
- pair
- vortex generator
- movable electrodes
- flow rate
- electrodes
- 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 Volume Flow (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案による好ましい一具体例の断面図、第2
図は第1図に示す■−■線断面図、第3図は本考案によ
る好ましい一具体例の電気回路図、第4図は第3図に示
す電気回路の動作説明図である。
1・・・・・・流路、2・・・・・・管、3・・・・・
・渦発生体、6゜7、 23. 24・・・・・・可動
電極、11. 12. 21゜22・・・・・・固定電
極、28.29・・・・・・固定板、47・・・・・・
差動増幅器。FIG. 1 is a sectional view of a preferred embodiment of the present invention;
The drawings are a sectional view taken along the line ■--■ shown in FIG. 1, FIG. 3 is an electric circuit diagram of a preferred embodiment of the present invention, and FIG. 4 is an explanatory diagram of the operation of the electric circuit shown in FIG. 3. 1...Flow path, 2...Pipe, 3...
・Vortex generator, 6°7, 23. 24...Movable electrode, 11. 12. 21゜22...Fixed electrode, 28.29...Fixed plate, 47...
Differential amplifier.
Claims (1)
に取り付けられた渦発生体と、流路中の被測流体の流れ
方向に沿う渦発生体の両側面に夫々設けられた第1の一
対の可動電極と、この第1の一対の可動電極に夫々対向
して渦発生体に設けられた第1の一対の固定電極と、前
記第1の一対の可動電極の夫々と第1の一対の固定電極
の夫々との間の空間を連通すべく、渦発生体に形成され
た第1の連通孔と、前記両側面を夫々設けられた第2の
一対の可動電極と、この第2の一対の可動電極を夫々対
向して渦発生体に設けられた第2の一対の固定電極と、
前記第2の一対の可動電極の夫々と第2の一対の固定電
極の夫々との間の空間を連通すべく、渦発生体に形成さ
れた第2の・ 連通孔と、前記第2の一対の可動電
極を被測流体の圧力変動を受けないように前記流路から
隔離すべく、第2の一対の可動電極に対向して渦発生体
に設けられた隔壁と、第1の一対の可動電極の変位によ
る電気信号の変化を、これと同時に生じる第2の一対の
可動電極板の変位による電気信号の変化でもって抑圧す
る電気回路とからなる流速・流量検出装置。A main body that defines the flow path of the fluid to be measured, a vortex generator attached to the main body across the flow path, and a vortex generator installed on both sides of the vortex generator along the flow direction of the fluid to be measured in the flow path. a first pair of movable electrodes, a first pair of fixed electrodes provided on the vortex generator opposite to the first pair of movable electrodes, and each of the first pair of movable electrodes; A first communication hole formed in the vortex generator to communicate the space between each of the first pair of fixed electrodes, and a second pair of movable electrodes provided on both sides, respectively; a second pair of fixed electrodes provided on the vortex generator with the second pair of movable electrodes facing each other;
a second communication hole formed in the vortex generator to communicate the space between each of the second pair of movable electrodes and each of the second pair of fixed electrodes; and a second communication hole formed in the vortex generator; In order to isolate the movable electrodes from the flow path so as not to receive pressure fluctuations of the fluid to be measured, a partition wall is provided on the vortex generator opposite to the second pair of movable electrodes; A flow rate/flow rate detection device comprising an electric circuit that suppresses a change in an electric signal due to displacement of an electrode by a change in an electric signal due to a simultaneous displacement of a second pair of movable electrode plates.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7570883U JPS59180624U (en) | 1983-05-20 | 1983-05-20 | Flow rate/flow rate detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7570883U JPS59180624U (en) | 1983-05-20 | 1983-05-20 | Flow rate/flow rate detection device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59180624U true JPS59180624U (en) | 1984-12-03 |
Family
ID=30205769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7570883U Pending JPS59180624U (en) | 1983-05-20 | 1983-05-20 | Flow rate/flow rate detection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59180624U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5725132A (en) * | 1980-07-23 | 1982-02-09 | Fuji Electric Co Ltd | Bearing structure for rotary electric machine |
-
1983
- 1983-05-20 JP JP7570883U patent/JPS59180624U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5725132A (en) * | 1980-07-23 | 1982-02-09 | Fuji Electric Co Ltd | Bearing structure for rotary electric machine |
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