JPH02107031U - - Google Patents
Info
- Publication number
- JPH02107031U JPH02107031U JP1516289U JP1516289U JPH02107031U JP H02107031 U JPH02107031 U JP H02107031U JP 1516289 U JP1516289 U JP 1516289U JP 1516289 U JP1516289 U JP 1516289U JP H02107031 U JPH02107031 U JP H02107031U
- Authority
- JP
- Japan
- Prior art keywords
- electrode body
- liquid
- liquid level
- level detection
- detection electrode
- 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
- 239000007788 liquid Substances 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 6
- 239000004593 Epoxy Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Description
第１図はこの考案の一実施例の液レベル検知電
極の正面図、第２図ａ，ｂは第１図の部分拡大正
面図および断面図、第３図ａ，ｂは第１図の液レ
ベル検知電極への液滴の付着状態を示す第２図ａ
，ｂ相当図、第４図は第１図に示す液レベル検知
電極の部分等価回路図、第５図は第４図の等価回
路に対応する液レベルとインピーダンスの相関図
、第６図は第１図に示す液レベル検知電極の部分
等価回路図、第７図は第６図の等価回路に対応す
る液レベルとインピーダンスの相関図、第８図は
従来の液レベル検知電極の正面図、第９図ａ，ｂ
は従来の液レベル検知電極への液滴の付着状態を
示す第３図ａ，ｂ相当図である。
符号の説明、１…液レベル検知電極、２…ガラ
スエポキシ基板、３…電極本体、４…被覆膜、５
…小開口、Ｌ…被測定液。
Figure 1 is a front view of a liquid level detection electrode according to an embodiment of this invention, Figures 2a and b are partially enlarged front views and sectional views of Figure 1, and Figures 3a and b are Figure 2a shows the state of droplet adhesion to the level detection electrode.
, b equivalent diagram, Fig. 4 is a partial equivalent circuit diagram of the liquid level detection electrode shown in Fig. 1, Fig. 5 is a correlation diagram of liquid level and impedance corresponding to the equivalent circuit of Fig. 4, and Fig. 6 is a partial equivalent circuit diagram of the liquid level detection electrode shown in Fig. 4. Figure 1 is a partial equivalent circuit diagram of the liquid level detection electrode shown in Figure 7. Figure 7 is a correlation diagram between liquid level and impedance corresponding to the equivalent circuit in Figure 6. Figure 8 is a front view of a conventional liquid level detection electrode. Figure 9 a, b
3A and 3B are views corresponding to FIGS. 3A and 3B showing the state of adhesion of droplets to a conventional liquid level detection electrode. Explanation of symbols, 1...Liquid level detection electrode, 2...Glass epoxy substrate, 3...Electrode body, 4...Coating film, 5
...Small opening, L...Measurement liquid.
Claims (1)
変動方向に並ぶ多数の小区間に分けて、一つ置き
の小区間は前記電極本体を露出させ、他の一つ置
きの小区間は被測定液をはじく性質の膜で被覆し
たことを特徴とする液レベル検知電極。 The surface of the electrode body that is immersed in the liquid to be measured is divided into a number of small sections lined up in the direction of level fluctuation, and every other small section exposes the electrode body, and every other small section is used to expose the electrode body to be measured. A liquid level detection electrode characterized by being coated with a film that repels liquid.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1516289U JPH02107031U (en) | 1989-02-10 | 1989-02-10 | |
| US07/472,700 US5097248A (en) | 1989-02-10 | 1990-01-31 | Electrode for level detection |
| EP90301266A EP0382491B1 (en) | 1989-02-10 | 1990-02-07 | Electrode for level detection |
| DE1990601828 DE69001828T2 (en) | 1989-02-10 | 1990-02-07 | Electrode for level determination. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1516289U JPH02107031U (en) | 1989-02-10 | 1989-02-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02107031U true JPH02107031U (en) | 1990-08-24 |
Family
ID=31226978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1516289U Pending JPH02107031U (en) | 1989-02-10 | 1989-02-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02107031U (en) |
-
1989
- 1989-02-10 JP JP1516289U patent/JPH02107031U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH02107031U (en) | ||
| JPH02107032U (en) | ||
| JPH0245602U (en) | ||
| JPH0317668U (en) | ||
| JPH01129817U (en) | ||
| JPS6217529U (en) | ||
| JPS61176470U (en) | ||
| JPH0339877U (en) | ||
| JPH02140432U (en) | ||
| JPH02110875U (en) | ||
| JPS6246330U (en) | ||
| JPS61104570U (en) | ||
| JPH0245606U (en) | ||
| JPH0195665U (en) | ||
| JPS63158309U (en) | ||
| JPS62114590U (en) | ||
| JPS60161660U (en) | Fountain type cleaning liquid spray | |
| JPH0343763U (en) | ||
| JPH0348218U (en) | ||
| JPS6052235U (en) | liquid container | |
| JPS61162836U (en) | ||
| JPH0255144U (en) | ||
| JPS63157280U (en) | ||
| JPH0382919U (en) | ||
| JPS62115641U (en) |