JPS6179219U - - Google Patents
Info
- Publication number
- JPS6179219U JPS6179219U JP16239084U JP16239084U JPS6179219U JP S6179219 U JPS6179219 U JP S6179219U JP 16239084 U JP16239084 U JP 16239084U JP 16239084 U JP16239084 U JP 16239084U JP S6179219 U JPS6179219 U JP S6179219U
- Authority
- JP
- Japan
- Prior art keywords
- plate
- detection means
- utility
- model registration
- karman vortex
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 2
- 239000000126 substance Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
- Measuring Volume Flow (AREA)
Description
第１図は本考案の一実施例のカルマン渦流量計
の全体構成図、第２図は本考案の一実施例におけ
る要部の概略構成図、第３図は渦検出部の概略構
成図、第４図は第２図のＡ−Ａ断面拡大図である
。
２：柱状体、３：渦検出部、６：振動子、７：
振動板、８Ａ，８Ｂ：スパンバンド、１２：ハウ
ジング、１５：振動室、１９：基板、２０Ａ，２
０Ｂ：金属薄膜。
FIG. 1 is an overall configuration diagram of a Karman vortex flow meter according to an embodiment of the present invention, FIG. 2 is a schematic diagram of the main parts of an embodiment of the present invention, and FIG. 3 is a schematic diagram of the vortex detection section. FIG. 4 is an enlarged cross-sectional view taken along the line AA in FIG. 2. 2: Column body, 3: Vortex detection section, 6: Oscillator, 7:
Vibration plate, 8A, 8B: Spun band, 12: Housing, 15: Vibration chamber, 19: Substrate, 20A, 2
0B: Metal thin film.
Claims (1)
交互に発生するカルマン渦による圧力変動を受け
て変位する板状部材と、この板状部材の変位回数
から光学的に渦周波数を求める検出手段とを有す
るカルマン渦流量計において、前記板状部材はプ
ラスチツク材料からなり、かつ少なくとも前記検
出手段と対向する表面に金属薄膜が形成されるこ
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、板状部材は、導電性物質が混合さ
れたプラスチツク材料からなることを特徴とする
カルマン渦流量計。 (3) 実用新案登録請求の範囲第２項に記載の流
量計において、板状部材は、検出手段と対向する
片面にのみに金属薄膜が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) A plate-shaped member that is displaced by pressure fluctuations caused by Karman vortices that alternately occur near the side surfaces of a columnar body inserted into a flow, and the number of times this plate-shaped member is displaced. A Karman vortex flow meter having a detection means for optically determining the vortex frequency from the plate member, wherein the plate-like member is made of a plastic material, and a metal thin film is formed on at least the surface facing the detection means. Karman vortex flowmeter. (2) Utility Model Registration The Karman vortex flowmeter according to claim 1, wherein the plate member is made of a plastic material mixed with a conductive substance. (3) The Karman vortex flowmeter according to claim 2 of the utility model registration, characterized in that the plate member has a metal thin film formed only on one side facing the detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16239084U JPS6179219U (en) | 1984-10-29 | 1984-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16239084U JPS6179219U (en) | 1984-10-29 | 1984-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6179219U true JPS6179219U (en) | 1986-05-27 |
Family
ID=30720277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16239084U Pending JPS6179219U (en) | 1984-10-29 | 1984-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6179219U (en) |
-
1984
- 1984-10-29 JP JP16239084U patent/JPS6179219U/ja active Pending
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