JPS59180632U - Liquid level detection sensor - Google Patents
Liquid level detection sensorInfo
- Publication number
- JPS59180632U JPS59180632U JP7551383U JP7551383U JPS59180632U JP S59180632 U JPS59180632 U JP S59180632U JP 7551383 U JP7551383 U JP 7551383U JP 7551383 U JP7551383 U JP 7551383U JP S59180632 U JPS59180632 U JP S59180632U
- Authority
- JP
- Japan
- Prior art keywords
- light
- detection sensor
- level detection
- liquid level
- 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)
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図および第２図は、それそ杵この考案の第′１実施
例を異なる作用状態で示した断面図、第３図および第４
図は、他の変形実施例を示した断面図である。
図中、１は発光部、２は受光部、３．４はライトガイド
、５は遮光板、６，７は反射面である。1 and 2 are sectional views showing the first embodiment of this invention in different working states, and FIGS.
The figure is a sectional view showing another modified embodiment. In the figure, 1 is a light emitting part, 2 is a light receiving part, 3.4 is a light guide, 5 is a light shielding plate, and 6 and 7 are reflective surfaces.
Claims (5)
れる光を前記受光部に案内する１組のライトガ−イドと
を備えてなり、 前記各ライトガイドは、被検出液面の液体とほぼ同等の
屈折率を有する柱状体からなり、か−つ、少なくとも一
方の柱状体の前記液体内に浸漬される側の端部には、空
気中において前記発光部からの照射光を他方の柱状体に
向けて反射させる反射面が形成されていることを特徴と
する液面検出センサー。(1) The light-emitting unit includes a light-emitting unit, a light-receiving unit, and a set of light guides that guide light emitted from the light-emitting unit to the light-receiving unit, and each of the light guides includes a liquid at the liquid surface to be detected. The end portion of at least one of the columnar bodies on the side that is immersed in the liquid is arranged such that the irradiated light from the light emitting part is transmitted to the other side in the air. A liquid level detection sensor characterized by being formed with a reflective surface that reflects light toward a columnar body.
ライトガイドは、互いに平行に配列されており、かつ、
前記液体中に浸漬される側の各々の端面には、空気中に
おいて前記発光部からの照射光をほぼ直角に反射させる
反射面が形成されていることを特徴とする液面検出セン
サー。(2) In the utility model registration claim (1), each of the light guides is arranged parallel to each other, and
A liquid level detection sensor characterized in that each end face on the side immersed in the liquid is formed with a reflective surface that reflects the irradiated light from the light emitting part at a substantially right angle in the air.
ライトガイドは、前記反射面にて反射される前記照射光
の光軸に沿ってＶ字状に配向されてい 。 ることを特徴とする液面検出センサー。(3) Utility model registration In claim (1), each of the light guides is oriented in a V-shape along the optical axis of the irradiated light reflected by the reflective surface. A liquid level detection sensor characterized by:
（３）において、前記各ライトガイドの前記液体内に浸
漬される側の端部は、同じ材料にて一体成形きれている
ことを特徴とする液面検出センサー。(4) In utility model registration claims (1), (2), or (3), the ends of each of the light guides on the side to be immersed in the liquid are integrally molded from the same material. A liquid level detection sensor featuring:
（４）において、前記発光部と受光部の間、および前記
各ライトガイドの間には、遮光板が設けられていること
を特徴とする液面検出センサー。(5) Utility model registration Claim (1), (2+ or (4)), characterized in that a light shielding plate is provided between the light emitting section and the light receiving section and between each of the light guides. Liquid level detection sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7551383U JPS59180632U (en) | 1983-05-20 | 1983-05-20 | Liquid level detection sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7551383U JPS59180632U (en) | 1983-05-20 | 1983-05-20 | Liquid level detection sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59180632U true JPS59180632U (en) | 1984-12-03 |
Family
ID=30205578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7551383U Pending JPS59180632U (en) | 1983-05-20 | 1983-05-20 | Liquid level detection sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59180632U (en) |
-
1983
- 1983-05-20 JP JP7551383U patent/JPS59180632U/en active Pending
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