JPH0181838U - - Google Patents
Info
- Publication number
- JPH0181838U JPH0181838U JP1987177814U JP17781487U JPH0181838U JP H0181838 U JPH0181838 U JP H0181838U JP 1987177814 U JP1987177814 U JP 1987177814U JP 17781487 U JP17781487 U JP 17781487U JP H0181838 U JPH0181838 U JP H0181838U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- switch member
- liquid level
- utility
- tip
- 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
- 235000014676 Phragmites communis Nutrition 0.000 claims description 2
- 230000005484 gravity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Level Indicators Using A Float (AREA)
Description
第１図は本考案による液面スイツチの第１の実
施例の概略断面図、第２図は第１図の実施例の作
動状態を示す図である。第３図及び第４図は、本
考案による液面スイツチの、それぞれ他の実施例
を示す概略断面図である。第５図は従来の液面ス
イツチの一例を示す概略断面図、第６図は第５図
の作動状態を示す図である。
１０，１０′，１０″……液面スイツチ；１１
……フランジ部；１２……ステム；１２ａ……内
部空間；１３……リードスイツチ；１４……フロ
ート；１５……リング；１６……磁石；１７……
カバー；１８，１９，１８′，１９′，１８″，
１９″……電極；２０，２０″……導電性リング
；２０′……球体；２１……温水器の液槽；Ｈ…
…ヒーター。
FIG. 1 is a schematic sectional view of a first embodiment of a liquid level switch according to the present invention, and FIG. 2 is a diagram showing the operating state of the embodiment of FIG. 1. 3 and 4 are schematic sectional views showing other embodiments of the liquid level switch according to the present invention. FIG. 5 is a schematic sectional view showing an example of a conventional liquid level switch, and FIG. 6 is a diagram showing the operating state of FIG. 5. 10, 10', 10''...Liquid level switch; 11
... Flange part; 12 ... Stem; 12a ... Internal space; 13 ... Reed switch; 14 ... Float; 15 ... Ring; 16 ... Magnet; 17 ...
Cover; 18, 19, 18', 19', 18'',
19″... Electrode; 20, 20″... Conductive ring; 20'... Sphere; 21... Liquid tank of water heater; H...
…heater.
Claims (1)
延びていて且つリードスイツチを内蔵するステム
と、液面を検出すべき液体より比重が軽くなるよ
うに形成され且つ上記ステムに対して上下方向に
摺動可能に遊隙をもつて嵌合されるフロートと、
該フロートに固定された磁石とを含んでいる液面
検出器において、 上下方向に移動可能に配設されたスイツチ部材
と、該スイツチ部材が上限位置にあるとき閉成又
は開放され且つ下限位置にあるとき開放又は閉成
される一対の電極が備えられていることを特徴と
する、液面スイツチ。 (2) 前記スイツチ部材が、導電性リングであつ
て、電極の先端が該導電性リングに対して下方か
ら対向していることを特徴とする、実用新案登録
請求の範囲第１項に記載の液面スイツチ。 (3) 前記スイツチ部材が、導電性リングであつ
て、電極の先端が該導電性リングに対して上方か
ら対向していることを特徴とする、実用新案登録
請求の範囲第１項に記載の液面スイツチ。 (4) 前記スイツチ部材が、導電性球体であつて
、電極の先端が該導電性球体に対して上方から対
向していることを特徴とする、実用新案登録請求
の範囲第１項に記載の液面スイツチ。 (5) 前記スイツチ部材が、導電性球体であつて
、電極の先端が該導電性球体に対して下方から対
向していることを特徴とする、実用新案登録請求
の範囲第１項に記載の液面スイツチ。[Scope of Claim for Utility Model Registration] (1) A stem that is attached to the inner wall of the liquid tank and extends inward and has a built-in reed switch, and a stem that is formed so that its specific gravity is lighter than that of the liquid whose level is to be detected. and a float fitted to the stem with play so as to be slidable in the vertical direction;
The liquid level detector includes a magnet fixed to the float, and a switch member disposed to be movable in the vertical direction, and the switch member is closed or opened when the switch member is at the upper limit position and is closed or opened when the switch member is at the lower limit position. A liquid level switch characterized in that it is provided with a pair of electrodes that are opened or closed at certain times. (2) The utility model according to claim 1, wherein the switch member is a conductive ring, and the tip of the electrode faces the conductive ring from below. Liquid level switch. (3) The utility model according to claim 1, wherein the switch member is a conductive ring, and the tip of the electrode faces the conductive ring from above. Liquid level switch. (4) The utility model according to claim 1, wherein the switch member is a conductive sphere, and the tip of the electrode faces the conductive sphere from above. Liquid level switch. (5) The utility model according to claim 1, wherein the switch member is a conductive sphere, and the tip of the electrode faces the conductive sphere from below. Liquid level switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177814U JPH0181838U (en) | 1987-11-20 | 1987-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177814U JPH0181838U (en) | 1987-11-20 | 1987-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0181838U true JPH0181838U (en) | 1989-05-31 |
Family
ID=31469465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987177814U Pending JPH0181838U (en) | 1987-11-20 | 1987-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0181838U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5073188A (en) * | 1973-10-24 | 1975-06-17 | ||
| JPS5550900U (en) * | 1978-09-30 | 1980-04-03 |
-
1987
- 1987-11-20 JP JP1987177814U patent/JPH0181838U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5073188A (en) * | 1973-10-24 | 1975-06-17 | ||
| JPS5550900U (en) * | 1978-09-30 | 1980-04-03 |