JPH0361526U - - Google Patents
Info
- Publication number
- JPH0361526U JPH0361526U JP1805190U JP1805190U JPH0361526U JP H0361526 U JPH0361526 U JP H0361526U JP 1805190 U JP1805190 U JP 1805190U JP 1805190 U JP1805190 U JP 1805190U JP H0361526 U JPH0361526 U JP H0361526U
- Authority
- JP
- Japan
- Prior art keywords
- shape
- tube
- detector
- fluid
- detection means
- 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
- 238000005259 measurement Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 3
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Measuring Volume Flow (AREA)
Description
第１図は本考案の第１実施例に係る流量計の縦
断面図、第２図は第１図の半截横断面図、第３図
は第１図の流量計の最大流量計測時の検出子部分
の部分断面図、第４図は第１図の流量計の先端閉
塞時の検出子部分の部分断面図、第５図は第１図
の流量計の流量特性を示すグラフ、第６図乃至第
８図は本考案の第２実施例に係る流量計の概略構
成を示しており、第６図は流量ゼロの状態の要部
断面図、第７図は流量計側状態の要部断面図、第
８図は第７図の縦断面図、第９図および第１０図
は本考案の第３実施例に係る流量計を示しており
、第９図は概略縦断面図、第１０図は第９図のマ
イクロスイツチを省略して示す平面図、第１１図
は従来の流量計の概略縦断面図である。
符号の説明、１……流量計、２，３２……計測
本体部、３，３３……流量検出部、４，２４……
ボデイ、５……流路、６，３６……可撓性チユー
ブ、７，２７……貫通孔、８……筒状部、９……
接続パイプ、１１，２１……検出子、１２……ス
プリング、１３……ポテンシヨメータ、１４……
案内孔、３１……ボデイ、３１１，３１２……固
定プレート、３１３……ボデイ底面、３５……検
出子、３５１……先端部、３５２……ロツド、３
７……スプリング、３８……マイクロスイツチ、
Ｒ……角部。
Fig. 1 is a longitudinal sectional view of a flowmeter according to the first embodiment of the present invention, Fig. 2 is a half-cut cross-sectional view of Fig. 1, and Fig. 3 is a detection of the flowmeter of Fig. 1 when measuring the maximum flow rate. 4 is a partial sectional view of the detector portion of the flowmeter shown in FIG. 1 when the tip is closed; FIG. 5 is a graph showing the flow rate characteristics of the flowmeter shown in FIG. 1; FIG. 8 to 8 show the schematic configuration of a flowmeter according to a second embodiment of the present invention, FIG. 6 is a sectional view of the main part in a state where the flow rate is zero, and FIG. 7 is a sectional view of the main part in the flowmeter side state. 8 is a longitudinal sectional view of FIG. 7, FIGS. 9 and 10 show a flowmeter according to a third embodiment of the present invention, FIG. 9 is a schematic longitudinal sectional view, and FIG. 9 is a plan view with the microswitch omitted from FIG. 9, and FIG. 11 is a schematic vertical sectional view of a conventional flowmeter. Explanation of symbols, 1...Flowmeter, 2, 32...Measurement main unit, 3, 33...Flow rate detection unit, 4, 24...
Body, 5... Channel, 6, 36... Flexible tube, 7, 27... Through hole, 8... Cylindrical part, 9...
Connection pipe, 11, 21...detector, 12...spring, 13...potentiometer, 14...
Guide hole, 31...Body, 311, 312...Fixing plate, 313...Bottom surface, 35...Detector, 351...Tip, 352...Rod, 3
7...Spring, 38...Micro switch,
R... Corner.
Claims (1)
た内部中空の計測本体部の流路壁に流体の圧力に
よつて膨張、収縮可能な変形部を設けると共に、
流路の外側に前記変形部の変位を検出する検出手
段を設け、該検出手段の検出値に基づいて流量を
求めることを特徴とする流量計。 (2) 計測本体部は、計測すべき流体を流す変形
部を備えた可撓性のチユーブと、該チユーブ外周
を被うボデイとから構成され、前記ボデイ内周形
状を前記チユーブの変形部の変形形状に倣つた形
状とした請求項１に記載の流量計。 (3) ボデイ内周形状は角部が滑らかなＲ形状と
なつている請求項２に記載の流量計。 (4) 検出手段はチユーブの変形部外周を押圧す
る検出子を有し、検出子の先端形状を半球状とす
ると共に、検出子と反対側のボデイ内周面を平面
構成とした請求項１乃至３のいづれかの項に記載
の流量計。[Claims for Utility Model Registration] (1) A deformable part that can expand and contract by the pressure of the fluid is provided on the channel wall of the internally hollow measurement main body, which is equipped with an inlet and an outlet for the fluid to be measured. In addition to providing
A flowmeter characterized in that a detection means for detecting the displacement of the deformed portion is provided outside the flow path, and the flow rate is determined based on a detected value of the detection means. (2) The measurement main body is composed of a flexible tube with a deformable part through which the fluid to be measured flows, and a body that covers the outer periphery of the tube, and the shape of the inner periphery of the body is shaped like that of the deformed part of the tube. The flowmeter according to claim 1, having a shape that follows the deformed shape. (3) The flowmeter according to claim 2, wherein the inner peripheral shape of the body is rounded with smooth corners. (4) Claim 1 wherein the detection means has a detector that presses the outer periphery of the deformed portion of the tube, the tip of the detector has a hemispherical shape, and the inner circumferential surface of the body on the opposite side from the detector has a flat configuration. The flowmeter according to any one of items 3 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1805190U JPH0361526U (en) | 1989-06-16 | 1990-02-23 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7059789 | 1989-06-16 | ||
| JP1805190U JPH0361526U (en) | 1989-06-16 | 1990-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0361526U true JPH0361526U (en) | 1991-06-17 |
Family
ID=31717391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1805190U Pending JPH0361526U (en) | 1989-06-16 | 1990-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0361526U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018179754A (en) * | 2017-04-13 | 2018-11-15 | アサヒビール株式会社 | Flow detection device and method |
| WO2020054315A1 (en) * | 2018-09-14 | 2020-03-19 | 日本電気株式会社 | Measurement device, measurement method, and computer-readable recording medium |
-
1990
- 1990-02-23 JP JP1805190U patent/JPH0361526U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018179754A (en) * | 2017-04-13 | 2018-11-15 | アサヒビール株式会社 | Flow detection device and method |
| WO2020054315A1 (en) * | 2018-09-14 | 2020-03-19 | 日本電気株式会社 | Measurement device, measurement method, and computer-readable recording medium |
| JP2020043773A (en) * | 2018-09-14 | 2020-03-26 | 日本電気株式会社 | Measurement device, measurement method, and program |
| US11828633B2 (en) | 2018-09-14 | 2023-11-28 | Nec Corporation | Measurement apparatus, measurement method, and computer-readable recording medium |
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