JPH0434623U - - Google Patents
Info
- Publication number
- JPH0434623U JPH0434623U JP7603890U JP7603890U JPH0434623U JP H0434623 U JPH0434623 U JP H0434623U JP 7603890 U JP7603890 U JP 7603890U JP 7603890 U JP7603890 U JP 7603890U JP H0434623 U JPH0434623 U JP H0434623U
- Authority
- JP
- Japan
- Prior art keywords
- vortex
- pipe
- vortex generator
- piezoelectric elements
- recess
- 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)
Description
第１図は本考案の要部を示す要部実施例を示す
縦断面図、第２図は第１図に示す保持部材の作用
を説明する説明図、第３図は従来の渦流量計の検
出部の断面を示す断面図、第４図は第３図におけ
る圧電素子で検出された渦信号を処理するチヤー
ジコンバータの構成を示す回路図、第５図は従来
の渦流量計の全体構成を示すブロツク図である。
１０……管路、１０Ａ……挿入孔、１０Ｂ……
支持孔、１２……渦発生体、１３……ネジ、１７
，２１……圧電素子、２９……チヤージコンバー
タ、３６……絶縁筒、３７……保持部材。
Fig. 1 is a longitudinal cross-sectional view showing an embodiment of the main part of the present invention, Fig. 2 is an explanatory diagram explaining the function of the holding member shown in Fig. 1, and Fig. 3 is a diagram of a conventional vortex flowmeter. 4 is a circuit diagram showing the configuration of a charge converter that processes the vortex signal detected by the piezoelectric element in FIG. 3, and FIG. 5 is the overall configuration of a conventional vortex flowmeter. FIG. 10... Conduit, 10A... Insertion hole, 10B...
Support hole, 12... Vortex generator, 13... Screw, 17
, 21... Piezoelectric element, 29... Charge converter, 36... Insulating tube, 37... Holding member.
Claims (1)
る測定流体の流量に応じてこの渦発生体に発生す
るカルマン渦に対応する信号を検出する渦流量計
において、前記渦発生体は一端に形成された凹部
に一対の圧電素子が絶縁積層されて積層体として
挿入されこれらの圧電素子は所定の圧力で押圧固
定されると共にこの積層体の周囲は絶縁体を介し
て円筒状の保持部材で覆われるようにしたことを
特徴とする渦流量計。 In a vortex flowmeter in which a vortex generator is inserted into a pipe and detects a signal corresponding to a Karman vortex generated in the vortex generator according to the flow rate of a measurement fluid flowing through the pipe, the vortex generator has one end. A pair of piezoelectric elements are insulated and laminated and inserted into the recess formed in the recess, and these piezoelectric elements are pressed and fixed with a predetermined pressure. A vortex flowmeter characterized in that it is covered with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7603890U JPH0434623U (en) | 1990-07-17 | 1990-07-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7603890U JPH0434623U (en) | 1990-07-17 | 1990-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0434623U true JPH0434623U (en) | 1992-03-23 |
Family
ID=31617147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7603890U Pending JPH0434623U (en) | 1990-07-17 | 1990-07-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0434623U (en) |
-
1990
- 1990-07-17 JP JP7603890U patent/JPH0434623U/ja active Pending
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