JPS63101819U - - Google Patents
Info
- Publication number
- JPS63101819U JPS63101819U JP20203986U JP20203986U JPS63101819U JP S63101819 U JPS63101819 U JP S63101819U JP 20203986 U JP20203986 U JP 20203986U JP 20203986 U JP20203986 U JP 20203986U JP S63101819 U JPS63101819 U JP S63101819U
- Authority
- JP
- Japan
- Prior art keywords
- fluid
- measured
- magnetic field
- flow direction
- ultrasonic waves
- 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
- 238000005259 measurement Methods 0.000 claims description 3
- 230000005284 excitation Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 6
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 230000003321 amplification Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
Description
第１図は本考案の一実施例を示す流量測定装置
の検出器の断面図、第２図はハウジングを省略し
た第１図の―線断面図、第３図は第１図の
―線断面図、第４図および第５図は上記流量測
定装置の動作を説明するための要部断面図、第６
図は上記流量測定装置のブロツク回路図である。
図中、１…測定管、１ａ，１ｂ…開口部、２…
絶縁体、５，６…コア、７，８…励磁コイル、９
，１０…電極、９ａ，１０ａ…電極面、１１，１
２，１９，２０…突出部、１３，１４，１７，１
８…超音波送受波器、１５，１６，２１，２２…
超音波伝播スリーブ、２３…ハウジング、２４…
配線口、２５…端子箱、２６…端子、２７…信号
増幅変換回路、２８…信号切換回路、２９…出力
回路、３０…出力端子、３１，３２…信号処理回
路、３３，３４…スイツチ、３５…切換入力部。
Fig. 1 is a sectional view of a detector of a flow rate measuring device showing an embodiment of the present invention, Fig. 2 is a sectional view taken along the line - - of Fig. 1 with the housing omitted, and Fig. 3 is a sectional view taken along the line - - of Fig. 1. Figures 4 and 5 are sectional views of main parts for explaining the operation of the flow rate measuring device, and Figure 6 is
The figure is a block circuit diagram of the above-mentioned flow rate measuring device. In the figure, 1... measurement tube, 1a, 1b... opening, 2...
Insulator, 5, 6... Core, 7, 8... Excitation coil, 9
, 10... Electrode, 9a, 10a... Electrode surface, 11, 1
2, 19, 20... protrusion, 13, 14, 17, 1
8... Ultrasonic transducer, 15, 16, 21, 22...
Ultrasonic propagation sleeve, 23... housing, 24...
Wiring port, 25...Terminal box, 26...Terminal, 27...Signal amplification conversion circuit, 28...Signal switching circuit, 29...Output circuit, 30...Output terminal, 31, 32...Signal processing circuit, 33, 34...Switch, 35 ...Switching input section.
Claims (1)
流体の流れ方向に対して垂直な磁界を発生する励
磁コイルを設け、被測定流体の流れ方向と上記磁
界方向とに共に垂直な方向に誘起される起電力を
検出する一対の電極を、該流れ方向と該磁界方向
とに共に垂直な軸線上であり上記測定管内壁に設
け、上記測定管の外部であり被測定流体の流れ方
向上下流位置のそれぞれに、測定管内の被測定流
体に対して斜め方向に超音波を発射するとともに
、斜め方向から入射する超音波を受ける超音波送
受波器を設けてなる流量測定装置。 An excitation coil that generates a magnetic field perpendicular to the flow direction of the fluid to be measured is provided outside the measurement tube through which the fluid to be measured flows, and the magnetic field is induced in a direction perpendicular to both the flow direction of the fluid to be measured and the direction of the magnetic field. A pair of electrodes for detecting the electromotive force generated by the fluid to be measured are provided on the inner wall of the measuring tube, on an axis perpendicular to both the flow direction and the magnetic field direction, and are located outside the measuring tube, upstream and downstream in the flow direction of the fluid to be measured. A flow rate measuring device that is provided with an ultrasonic transducer at each position that emits ultrasonic waves obliquely to a fluid to be measured in a measurement tube and receives ultrasonic waves incident from an oblique direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20203986U JPS63101819U (en) | 1986-12-23 | 1986-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20203986U JPS63101819U (en) | 1986-12-23 | 1986-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63101819U true JPS63101819U (en) | 1988-07-02 |
Family
ID=31166055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20203986U Pending JPS63101819U (en) | 1986-12-23 | 1986-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63101819U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019860A (en) * | 2013-12-23 | 2014-09-03 | 浙江迪元仪表有限公司 | Flowmeter integrating electromagnetism and ultrasonic and use method of flowmeter |
| DE102017110736A1 (en) * | 2017-05-17 | 2018-11-22 | Bürkert SAS | measuring device |
-
1986
- 1986-12-23 JP JP20203986U patent/JPS63101819U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019860A (en) * | 2013-12-23 | 2014-09-03 | 浙江迪元仪表有限公司 | Flowmeter integrating electromagnetism and ultrasonic and use method of flowmeter |
| DE102017110736A1 (en) * | 2017-05-17 | 2018-11-22 | Bürkert SAS | measuring device |
| US10739172B2 (en) | 2017-05-17 | 2020-08-11 | Buerkert S.A.S. | Measuring device |
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