JPS6220316U - - Google Patents
Info
- Publication number
- JPS6220316U JPS6220316U JP11056985U JP11056985U JPS6220316U JP S6220316 U JPS6220316 U JP S6220316U JP 11056985 U JP11056985 U JP 11056985U JP 11056985 U JP11056985 U JP 11056985U JP S6220316 U JPS6220316 U JP S6220316U
- Authority
- JP
- Japan
- Prior art keywords
- pair
- differential pressure
- diaphragm
- vortex
- communication passage
- 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
- 239000007788 liquid Substances 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
Description
第１図は本考案になる渦流量計の要部である流
量検出部の縦断面図、第２図及び第３図は夫々流
量検出部が配管に取付けられた状態を説明するた
めの正面図及び配管の下流側よりみた図、第４図
は第３図中―線に沿う横断面図、第５図は電
気回路の概略構成図、第６図は従来の渦流量計を
説明するための流量検出部の縦断面図である。
１１……流量検出部、１３……流路、１４……
渦発生体、１５ａ，１５ｂ……差圧導入孔、１７
ａ，１７ｂ……センサ部、１８ａ，１８ｂ……ダ
イヤフラム室、１９ａ，１９ｂ……金属ダイヤフ
ラム、２０ａ，２０ｂ……絶縁体、２１ａ，２１
ｂ……固定電極、２４……連通孔、２４ａ，２４
ｂ……導通孔、２５ａ，２５ｂ……切欠部、２６
……連通路、２７……封入液、３１……ブリツジ
回路、３３……増幅回路。
Fig. 1 is a vertical cross-sectional view of the flow rate detection section, which is the main part of the vortex flowmeter of the present invention, and Figs. 2 and 3 are front views for explaining the state in which the flow rate detection section is attached to the piping, respectively. 4 is a cross-sectional view taken along the line in FIG. 3, FIG. 5 is a schematic diagram of the electrical circuit, and FIG. 6 is a diagram for explaining a conventional vortex flowmeter FIG. 3 is a longitudinal cross-sectional view of the flow rate detection section. 11...Flow rate detection section, 13...Flow path, 14...
Vortex generator, 15a, 15b...differential pressure introduction hole, 17
a, 17b...Sensor part, 18a, 18b...Diaphragm chamber, 19a, 19b...Metal diaphragm, 20a, 20b...Insulator, 21a, 21
b...Fixed electrode, 24...Communication hole, 24a, 24
b... Conductive hole, 25a, 25b... Notch, 26
... Communication path, 27 ... Filled liquid, 31 ... Bridge circuit, 33 ... Amplification circuit.
Claims (1)
生体の両側より渦発生による差圧を導入する一対
の差圧導入孔と、夫々該一対の差圧導入孔からの
差圧に応じて変位するダイヤフラム部と該ダイヤ
フラム部の変位を検出する検出部とよりなる一対
のセンサ部と、該一対のセンサのダイヤフラム室
間を連通し封入液を充填された連通路とを設けて
なる渦流量計において、該一対のダイヤフラム室
の互いに最も近接した周縁位置に該連通路の一端
を開口させてなる渦流量計。 A vortex generator provided in the flow path of the piping, a pair of differential pressure introduction holes that introduce differential pressure due to vortex generation from both sides of the vortex generator, and differential pressure from the pair of differential pressure introduction holes, respectively. A pair of sensor sections each including a diaphragm section that is displaced in response to the sensor and a detection section that detects the displacement of the diaphragm section, and a communication passage filled with a sealed liquid that communicates between the diaphragm chambers of the pair of sensors. A vortex flowmeter in which one end of the communication passage is opened at a peripheral edge position closest to each other of the pair of diaphragm chambers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11056985U JPS6220316U (en) | 1985-07-19 | 1985-07-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11056985U JPS6220316U (en) | 1985-07-19 | 1985-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6220316U true JPS6220316U (en) | 1987-02-06 |
Family
ID=30989686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11056985U Pending JPS6220316U (en) | 1985-07-19 | 1985-07-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6220316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04128886U (en) * | 1991-05-20 | 1992-11-25 | 株式会社壽 | writing implements |
-
1985
- 1985-07-19 JP JP11056985U patent/JPS6220316U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04128886U (en) * | 1991-05-20 | 1992-11-25 | 株式会社壽 | writing implements |
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