JPS59166134U - Fiber optic liquid level detection device - Google Patents
Fiber optic liquid level detection deviceInfo
- Publication number
- JPS59166134U JPS59166134U JP6024683U JP6024683U JPS59166134U JP S59166134 U JPS59166134 U JP S59166134U JP 6024683 U JP6024683 U JP 6024683U JP 6024683 U JP6024683 U JP 6024683U JP S59166134 U JPS59166134 U JP S59166134U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- liquid level
- level detection
- detection device
- fiber optic
- 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)
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図はこの考案の実施例を示す構成図、第２図は変形
例を示す構成図、第３図は検出回路を示すブロック図で
ある。
１１・・・発光ダイオード、１２・・・フォト・ダイオ
ード、１３，１４．１５・・・光ファイバ、１３ａ・・
・屈曲部、１６・・・直角プリズム、２１．２２・・・
昇降ガイド、２３・・・支持部材、３３・・・出力回路
。FIG. 1 is a block diagram showing an embodiment of this invention, FIG. 2 is a block diagram showing a modified example, and FIG. 3 is a block diagram showing a detection circuit. 11... Light emitting diode, 12... Photo diode, 13, 14.15... Optical fiber, 13a...
・Bent part, 16...Right angle prism, 21.22...
Lifting guide, 23... Supporting member, 33... Output circuit.
Claims (1)
入射端から光フアイバ内に導入された光を全反射を利用
して出射端まで導き、かつ液面との接触によって全反射
を利用した出射光が減少する液面検知部、 液面検知部を昇降するとともに所定位置に保持する手段
、 光ファイバの入射端に入射する光の発光手段および、 光ファイバの出射端から出射する光を受光しかつその光
量変化を検出する手段、 を備えた光フアイバ型液面検出装置。[Claims for Utility Model Registration] Includes an optical fiber having at least an input end and an output end,
A liquid level detection unit that guides the light introduced into the optical fiber from the input end to the output end using total reflection, and reduces the output light by using total reflection when it comes into contact with the liquid surface. An optical fiber comprising: means for lifting and lowering and holding at a predetermined position; means for emitting light incident on the input end of the optical fiber; and means for receiving light emitted from the output end of the optical fiber and detecting changes in the amount of light. Mold liquid level detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6024683U JPS59166134U (en) | 1983-04-21 | 1983-04-21 | Fiber optic liquid level detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6024683U JPS59166134U (en) | 1983-04-21 | 1983-04-21 | Fiber optic liquid level detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59166134U true JPS59166134U (en) | 1984-11-07 |
Family
ID=30190490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6024683U Pending JPS59166134U (en) | 1983-04-21 | 1983-04-21 | Fiber optic liquid level detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59166134U (en) |
-
1983
- 1983-04-21 JP JP6024683U patent/JPS59166134U/en active Pending
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