JPS58158383U - Groundwater current meter - Google Patents
Groundwater current meterInfo
- Publication number
- JPS58158383U JPS58158383U JP5660682U JP5660682U JPS58158383U JP S58158383 U JPS58158383 U JP S58158383U JP 5660682 U JP5660682 U JP 5660682U JP 5660682 U JP5660682 U JP 5660682U JP S58158383 U JPS58158383 U JP S58158383U
- Authority
- JP
- Japan
- Prior art keywords
- groundwater
- tracer
- electrode
- counter
- sensor
- 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
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
図はこの考案の実施例を示し、第１図は流向流速計の概
略構成図、第２図は同ブ吊ツク図、第３図はセンサ部１
の縦断面図、第４図はトレーサの流れ状態を示す説明図
である。
１・・・センサ部、６・・・円筒容器、７・・・外周電
極、８・・・放流孔、９・・・中央電極、１４・・・カ
ウンタ、１７・・・表示器。The figures show an embodiment of this invention; Fig. 1 is a schematic configuration diagram of a current meter, Fig. 2 is a hanging diagram of the same, and Fig. 3 is a sensor section 1.
FIG. 4 is an explanatory diagram showing the flow state of the tracer. DESCRIPTION OF SYMBOLS 1... Sensor part, 6... Cylindrical container, 7... Outer periphery electrode, 8... Discharge hole, 9... Center electrode, 14... Counter, 17... Display device.
Claims (1)
該センサの中央からトレーサを地下水中に放流してその
天然の流向と流速を測定する地下水の流向流速計であっ
て、円筒容器内にトレーサを収納し中央底部にトレーサ
の放流孔と中央電極を設けその周囲に一定の間隔をおい
て複数の外周電極を設けたセンサ部と、該センサ部の各
電極間の電気抵抗の変化を示す電気信号によって点灯動
作し流向を表示する表示ランプと、前記各電極からの検
出信号を入力し放流された該トレーサが孔底地中を流れ
前記各電極に到達するまでの時間をカウントするカウン
タと、該カウンタからの出力信号を入力しそのカウント
値を表示する表示器とを備えたことを特徴とする地下水
の流向流速計。Insert the sensor into the ground at the bottom of the polled measurement hole,
This is a groundwater current meter that discharges a tracer into groundwater from the center of the sensor to measure its natural flow direction and velocity.The tracer is housed in a cylindrical container, and a tracer discharge hole and a central electrode are provided at the center bottom. a sensor section provided with a plurality of outer peripheral electrodes at regular intervals around the sensor section; an indicator lamp that is turned on and operated to display the flow direction in response to an electric signal indicating a change in electrical resistance between each electrode of the sensor section; A counter that inputs the detection signal from each electrode and counts the time it takes for the discharged tracer to flow underground at the bottom of the hole and reach each electrode, and a counter that inputs the output signal from the counter and displays the count value. A groundwater flow direction and velocity meter characterized by being equipped with an indicator that displays
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5660682U JPS58158383U (en) | 1982-04-19 | 1982-04-19 | Groundwater current meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5660682U JPS58158383U (en) | 1982-04-19 | 1982-04-19 | Groundwater current meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58158383U true JPS58158383U (en) | 1983-10-22 |
Family
ID=30067123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5660682U Pending JPS58158383U (en) | 1982-04-19 | 1982-04-19 | Groundwater current meter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58158383U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56154670A (en) * | 1980-04-30 | 1981-11-30 | Taisei Kiso Sekkei Kk | Measurement of minute flow velocity and flow direction of underground water |
-
1982
- 1982-04-19 JP JP5660682U patent/JPS58158383U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56154670A (en) * | 1980-04-30 | 1981-11-30 | Taisei Kiso Sekkei Kk | Measurement of minute flow velocity and flow direction of underground water |
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