JPS6074019U - Liquid level detection device - Google Patents
Liquid level detection deviceInfo
- Publication number
- JPS6074019U JPS6074019U JP16727883U JP16727883U JPS6074019U JP S6074019 U JPS6074019 U JP S6074019U JP 16727883 U JP16727883 U JP 16727883U JP 16727883 U JP16727883 U JP 16727883U JP S6074019 U JPS6074019 U JP S6074019U
- Authority
- JP
- Japan
- Prior art keywords
- liquid level
- tank
- detection device
- level detection
- sound
- 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、この考案よりなる一実施例を示す説明図、第
２図は第１図におけるマイクロホン７に接続される電気
回路ブロック図、第３図は第２図の作動を説明するため
の波形図である。
１・・・タンク、２・・・液体、３・・・補助室、４・
・・ファン、５・・・パイプ、６・・・筒体、７・・・
マイクロホン、８・・・積分回路、９・・・波形整形回
路、１０・・・カウンタ部、１１・・・演算処理部、１
２・・・駆動回路、１３・・・表示器、１４・・・電磁
バルブ駆動回路。FIG. 1 is an explanatory diagram showing one embodiment of this invention, FIG. 2 is a block diagram of an electric circuit connected to the microphone 7 in FIG. 1, and FIG. 3 is a diagram for explaining the operation of FIG. 2. FIG. 1... Tank, 2... Liquid, 3... Auxiliary room, 4...
...Fan, 5...Pipe, 6...Cylinder, 7...
Microphone, 8... Integrating circuit, 9... Waveform shaping circuit, 10... Counter section, 11... Arithmetic processing section, 1
2... Drive circuit, 13... Display device, 14... Solenoid valve drive circuit.
Claims (1)
の内底部に位置するように配設して前記筒体６内に前記
タンク１内の液体２を導（と共に、上方の他端部に吹鳴
部６ａを形成せしめ、該吹鳴部に送風するファン４を設
け、さらに前記吹鳴部６ａ又はその周囲に前記吹鳴部６
ａで発せられる前記タンク１内の液面位に応じて周波数
が変化する音を受けてその音の周波数に応じた電気信号
に変換する音−電気変換部７を設けてなることを特徴と
する液面検出装置。Tank 1
A fan is arranged so as to be located at the inner bottom of the cylinder body 6 to guide the liquid 2 in the tank 1 into the cylindrical body 6. 4, and furthermore, the blowing part 6 is provided at or around the blowing part 6a.
It is characterized by being provided with a sound-to-electricity conversion section 7 which receives the sound emitted by the tank 1 whose frequency changes depending on the liquid level in the tank 1 and converts it into an electrical signal according to the frequency of the sound. Liquid level detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16727883U JPS6074019U (en) | 1983-10-27 | 1983-10-27 | Liquid level detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16727883U JPS6074019U (en) | 1983-10-27 | 1983-10-27 | Liquid level detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6074019U true JPS6074019U (en) | 1985-05-24 |
Family
ID=30366004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16727883U Pending JPS6074019U (en) | 1983-10-27 | 1983-10-27 | Liquid level detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6074019U (en) |
-
1983
- 1983-10-27 JP JP16727883U patent/JPS6074019U/en active Pending
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