JPS6235225U - - Google Patents
Info
- Publication number
- JPS6235225U JPS6235225U JP12680285U JP12680285U JPS6235225U JP S6235225 U JPS6235225 U JP S6235225U JP 12680285 U JP12680285 U JP 12680285U JP 12680285 U JP12680285 U JP 12680285U JP S6235225 U JPS6235225 U JP S6235225U
- Authority
- JP
- Japan
- Prior art keywords
- karman vortex
- measurement pipe
- flowmeter
- flanges
- fluid
- 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 6
- 239000012530 fluid Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Details Of Flowmeters (AREA)
Description
第１図は本考案の一実施例における要部拡大図
、第２図は第１図に示した要部を有する本考案の
カルマン渦流量計の縦断側面図、第３図は第２図
におけるＢ―Ｂ断面図、第４図および第５図はそ
れぞれ異なる実験結果説明図、第６図は従来のカ
ルマン渦流量計の縦断側面図、第７図は第６図に
おけるＡ―Ａ断面図である。
１……測定管路、１ａ……内面、２……被測定
流体、７……カルマン渦発生体、８……上流側柱
状体、９……下流側柱状体、１０，１１……フラ
ンジ部、１２……カルマン渦。
Fig. 1 is an enlarged view of the main parts of an embodiment of the present invention, Fig. 2 is a vertical cross-sectional side view of the Karman vortex flowmeter of the present invention having the main parts shown in Fig. 1, and Fig. 3 is the main part shown in Fig. 2. BB cross-sectional view, Figures 4 and 5 are explanatory diagrams of different experimental results, Figure 6 is a vertical side view of a conventional Karman vortex flowmeter, and Figure 7 is an A-A cross-sectional view in Figure 6. be. DESCRIPTION OF SYMBOLS 1... Measurement pipe line, 1a... Inner surface, 2... Fluid to be measured, 7... Karman vortex generator, 8... Upstream columnar body, 9... Downstream columnar body, 10, 11... Flange portion , 12...Karman vortex.
Claims (1)
、前記測定管路に挿入したカルマン渦発生体とか
らなり、前記カルマン渦発生体によつて生成され
るカルマン渦列の周波数により前記被測定流体の
流量を測定するカルマン渦流量計において、前記
カルマン渦発生体を、柱状体と、前記柱状体の両
端において該柱状体を前記測定管路の内面から突
出して挟持する両フランジ部と、で形成したこと
を特徴とするカルマン渦流量計。 (2) 実用新案登録請求の範囲第１項に記載の流
量計において、測定管路の断面の幅および長さを
被測定流体の流動方向に向つて次第に短くしたこ
とを特徴とするカルマン渦流量計。 (3) 実用新案登録請求の範囲第１項または第２
項に記載の流量計において、両フランジ部の測定
管路内面からの各突出量はそれぞれほぼ１ミリメ
ートルをこえることがなく、かつ前記両フランジ
は各直径がカルマン渦発生体の代表長さのほぼ２
倍をこえることのない円板状または円柱状に形成
されていることを特徴とするカルマン渦流量計。[Claims for Utility Model Registration] (1) Consisting of a measurement pipe with a rectangular cross section through which a fluid to be measured flows, and a Karman vortex generator inserted into the measurement pipe, the system generates a vortex generated by the Karman vortex generator. In a Karman vortex flow meter that measures the flow rate of the fluid to be measured based on the frequency of a Karman vortex street, the Karman vortex generating body includes a columnar body, and the columnar body protrudes from the inner surface of the measurement pipe at both ends of the columnar body. A Karman vortex flowmeter characterized in that it is formed by both flanges that are held together. (2) Utility model registration The flowmeter according to claim 1, characterized in that the cross-sectional width and length of the measurement pipe are gradually shortened in the flow direction of the fluid to be measured. Total. (3) Scope of claims for utility model registration, paragraph 1 or 2
In the flowmeter described in 2., the amount of protrusion of each of the flanges from the inner surface of the measurement pipe does not exceed approximately 1 mm, and the diameter of each of the flanges is approximately the typical length of the Karman vortex generator. 2
A Karman vortex flowmeter is characterized by being formed into a disc or cylinder shape that does not exceed double the size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12680285U JPS6235225U (en) | 1985-08-20 | 1985-08-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12680285U JPS6235225U (en) | 1985-08-20 | 1985-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6235225U true JPS6235225U (en) | 1987-03-02 |
Family
ID=31020958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12680285U Pending JPS6235225U (en) | 1985-08-20 | 1985-08-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6235225U (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5119771B1 (en) * | 1970-12-29 | 1976-06-19 | ||
| JPS525554B1 (en) * | 1971-05-04 | 1977-02-15 | ||
| JPS54153658A (en) * | 1978-05-24 | 1979-12-04 | Nissan Motor | Device for measuring quantity of air sucked into engine |
| JPS5518141B2 (en) * | 1977-09-22 | 1980-05-16 | ||
| JPS5754868A (en) * | 1980-09-19 | 1982-04-01 | Tokico Ltd | Flow velocity and flow rate measuring device |
-
1985
- 1985-08-20 JP JP12680285U patent/JPS6235225U/ja active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5119771B1 (en) * | 1970-12-29 | 1976-06-19 | ||
| JPS525554B1 (en) * | 1971-05-04 | 1977-02-15 | ||
| JPS5518141B2 (en) * | 1977-09-22 | 1980-05-16 | ||
| JPS54153658A (en) * | 1978-05-24 | 1979-12-04 | Nissan Motor | Device for measuring quantity of air sucked into engine |
| JPS5754868A (en) * | 1980-09-19 | 1982-04-01 | Tokico Ltd | Flow velocity and flow rate measuring device |
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