JPS59131027U - liquid detection device - Google Patents
liquid detection deviceInfo
- Publication number
- JPS59131027U JPS59131027U JP2561083U JP2561083U JPS59131027U JP S59131027 U JPS59131027 U JP S59131027U JP 2561083 U JP2561083 U JP 2561083U JP 2561083 U JP2561083 U JP 2561083U JP S59131027 U JPS59131027 U JP S59131027U
- Authority
- JP
- Japan
- Prior art keywords
- interface
- light
- detected
- detection sensor
- liquid
- 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
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案に係る界面検出センサの部分拡大断面図
、第２図は本考案に係る検出器の回路図、第３図はホト
トランジスタのエミッタ電圧と基準電圧との関係を示す
線図である。
１・・・・・・界面検出センサ、２・・・・・・光ファ
イバ、３・・・・・・球状検出部、４・・・・・・検出
器、５・・・・・・ホトトランジスタ、６・・・・・・
発光ダイオード、７． ７’・・・・・・電圧設定用抵
抗、８． １０． １２． １４・・・・・・比較回路
、９，１１，１３．１５・・・・・・発光ダイオード。Figure 1 is a partially enlarged sectional view of the interface detection sensor according to the present invention, Figure 2 is a circuit diagram of the detector according to the present invention, and Figure 3 is a diagram showing the relationship between the emitter voltage of the phototransistor and the reference voltage. It is. 1... Interface detection sensor, 2... Optical fiber, 3... Spherical detection section, 4... Detector, 5... Photo Transistor, 6...
Light emitting diode, 7. 7'... Voltage setting resistor, 8. 10. 12. 14... Comparison circuit, 9, 11, 13.15... Light emitting diode.
Claims (1)
バの各一端が融着、一体化されて形成される球状検出部
を有し、容器内で界面を有して層を形成している少なく
とも工具上の屈折率の相違する被検出液体に没入される
界面検出センサと、前記界面検出センサが前記被検出液
体の各界面下に位置した時点で前記界面検出センサから
の変化してくる光出力を受ける受光素子を含み、該受光
−素子から出力される受光量に対応した電圧を基準電圧
と比較し、前記容器内の前記被検出液体の存在及び位置
を知らせる検出器とから成ることを特徴とする液体検出
装置。At least one end of each of at least one pair of optical fibers consisting of a core and a cladding is fused and integrated to form a spherical detection part, and at least on a tool that forms a layer with an interface in a container. an interface detection sensor immersed in liquids to be detected having different refractive indexes; and a light receiver that receives changing light output from the interface detection sensor when the interface detection sensor is located under each interface of the liquid to be detected. A liquid characterized by comprising a light-receiving element, a detector that compares a voltage corresponding to the amount of light received output from the light-receiving element with a reference voltage, and reports the presence and position of the liquid to be detected in the container. Detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2561083U JPS59131027U (en) | 1983-02-23 | 1983-02-23 | liquid detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2561083U JPS59131027U (en) | 1983-02-23 | 1983-02-23 | liquid detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59131027U true JPS59131027U (en) | 1984-09-03 |
Family
ID=30156588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2561083U Pending JPS59131027U (en) | 1983-02-23 | 1983-02-23 | liquid detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59131027U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5739316A (en) * | 1980-08-20 | 1982-03-04 | Showa Electric Wire & Cable Co Ltd | Liquid level detecting sensor |
-
1983
- 1983-02-23 JP JP2561083U patent/JPS59131027U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5739316A (en) * | 1980-08-20 | 1982-03-04 | Showa Electric Wire & Cable Co Ltd | Liquid level detecting sensor |
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