JPH11118788A - Water quality measuring device - Google Patents
Water quality measuring deviceInfo
- Publication number
- JPH11118788A JPH11118788A JP29622897A JP29622897A JPH11118788A JP H11118788 A JPH11118788 A JP H11118788A JP 29622897 A JP29622897 A JP 29622897A JP 29622897 A JP29622897 A JP 29622897A JP H11118788 A JPH11118788 A JP H11118788A
- Authority
- JP
- Japan
- Prior art keywords
- water quality
- ultrasonic
- water
- transmitter
- quality measuring
- 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
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明はリアルタイムに水質
の測定をおこなうことのできる水質測定装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water quality measuring device capable of measuring water quality in real time.
【０００２】[0002]
【従来の技術】水中のイオン濃度や濁度，導電率，溶存
Ｏ2 濃度，温度，水深等をリアルタイムで測定するため
の水質測定装置は、従来、例えば図２に示すように、水
中に配置される水質測定器ａと、水面より上に配置され
る水質表示器ｂとの間に接続されたケーブルｃによって
データ情報を伝達するための信号の授受がおこなわれる
ように構成されていた。2. Description of the Related Art Conventionally, a water quality measuring device for measuring ion concentration, turbidity, conductivity, dissolved O 2 concentration, temperature, water depth, and the like in water in real time is conventionally arranged in water as shown in FIG. A signal for transmitting data information is transmitted / received by a cable c connected between a water quality measuring device a to be measured and a water quality indicator b disposed above the water surface.
【０００３】[0003]
【発明が解決しようとする課題】上述のようにケーブル
ｃで信号の授受をおこなう場合、そのケーブルｃやコネ
クタ，ケーブルクランプ等に完全な防水装置が必要とさ
れ、また、測定する場所の水深の違いによって必要とさ
れるケーブルｃの長さが異なり、その都度、ケーブルｃ
の長さを設定する作業も面倒であり、特に、水深の深い
所では、長いケーブルｃが必要とされ、持ち運びが容易
でなく、取り扱いが面倒でもあった。When signals are transmitted and received by the cable c as described above, a complete waterproof device is required for the cable c, the connector, the cable clamp, and the like. The required length of the cable c differs depending on the difference.
The work of setting the length is also troublesome, and particularly in a deep place, a long cable c is required, which is not easy to carry and is troublesome to handle.
【０００４】本発明はこのような実情に鑑みてなされ、
ケーブルが不要で、リアルタイムで水質の測定が可能で
取り扱い容易な水質測定装置を提供することを目的とし
ている。[0004] The present invention has been made in view of such circumstances,
It is an object of the present invention to provide a water quality measuring device that does not require a cable, can measure water quality in real time, and is easy to handle.
【０００５】[0005]
【課題を解決するための手段】本発明は上述の課題を解
決するための手段を以下のように構成している。すなわ
ち、請求項１に記載の発明では、水質測定機能を有し、
その測定結果に基づいて超音波をオン・オフ出力する超
音波発信器を具備して水中に配置される水質測定器と、
その水質測定器に対応して水面近くに浮設される超音波
受信器と、水面より上に配置され前記超音波受信器で受
信した超音波信号に基づいて水質測定の結果を表示する
水質表示器とよりなることを特徴としている。According to the present invention, means for solving the above-mentioned problems are constituted as follows. That is, in the invention according to claim 1, the water quality measurement function is provided,
A water quality measurement device that is provided underwater with an ultrasonic transmitter that outputs ultrasonic waves on and off based on the measurement result,
An ultrasonic receiver floating near the water surface corresponding to the water quality measuring device, and a water quality display for displaying a result of water quality measurement based on an ultrasonic signal received by the ultrasonic receiver disposed above the water surface. It is characterized by consisting of a vessel.
【０００６】請求項２に記載の発明では、請求項１に記
載の発明における前記超音波発信器が、超音波のオン・
オフ出力に代えて超音波の振幅制御をおこなうように構
成されてなることを特徴としている。According to a second aspect of the present invention, the ultrasonic transmitter according to the first aspect of the present invention comprises:
It is characterized in that the amplitude control of the ultrasonic wave is performed instead of the off output.
【０００７】請求項３に記載の発明では、水質測定機能
を有し、その測定結果に基づいて音波をオン・オフ出力
する音波発信器を具備して水中に配置される水質測定器
と、その水質測定器に対応して水面近くに浮設される音
波受信器と、水面より上に配置され前記音波受信器で受
信した音波信号に基づいて水質測定の結果を表示する水
質表示器とよりなることを特徴としている。According to a third aspect of the present invention, there is provided a water quality measuring device which has a function of measuring water quality and has a sound wave transmitter for outputting sound waves on and off based on the measurement result, and is disposed underwater. It comprises a sound wave receiver floating near the water surface corresponding to the water quality measurement device, and a water quality display device arranged above the water surface and displaying a result of water quality measurement based on a sound wave signal received by the sound wave receiver. It is characterized by:
【０００８】[0008]
【発明の実施の形態】以下に本発明の水質測定装置の実
施形態を詳細に説明する。図１は水質測定装置の構成を
示し、符号１は水中に配置される水質測定器で、水質セ
ンサ２，プリアンプ３，ＡＤＣ４，ＭＰＵ５，超音波発
信器６よりなる。その水質センサ２は、例えば水中のイ
オン濃度や濁度，導電率，溶存Ｏ2 濃度，温度，水深等
を測定し、その測定信号はプリアンプ３によって電圧に
変換された後、ＡＤＣ（Ａ／Ｄコンバータ）４によって
デジタル信号に変換され、さらにＭＰＵ（マイクロプロ
セッサ・ユニット）５によってシリアルデータに演算処
理された後、超音波発信器６によって超音波のオン・オ
フ信号として出力される。BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an embodiment of the water quality measuring device of the present invention will be described in detail. FIG. 1 shows a configuration of a water quality measuring device, and reference numeral 1 denotes a water quality measuring device arranged underwater, which comprises a water quality sensor 2, a preamplifier 3, an ADC 4, an MPU 5, and an ultrasonic transmitter 6. The water quality sensor 2 measures, for example, ion concentration, turbidity, conductivity, dissolved O 2 concentration, temperature, water depth, and the like in water, and the measurement signal is converted into a voltage by the preamplifier 3 and then converted into an ADC (A / D). After being converted into a digital signal by a converter 4 and further processed into serial data by an MPU (microprocessor unit) 5, the signal is output as an ultrasonic on / off signal by an ultrasonic transmitter 6.
【０００９】その超音波発信器６の上方の水面近くに
は、超音波受信器７が配置されており、超音波発信器６
からのオン・オフ信号を受信して水質測定の各データを
ケーブル９を介して水質表示器８に送出し、その水質表
示器８に測定値がリアルタイムで表示される。その超音
波のオン・オフ信号については、予めその周期数を適宜
に設定しておくことにより、例えばＲＳ−２３２Ｃ（電
源や信号の電圧の大きさ等を詳細に規定したＥＩＡ（El
ectronic Indusutries Association) の標準規格）と同
様にデータ情報を伝達するための手段として用いること
ができる。An ultrasonic receiver 7 is disposed near the water surface above the ultrasonic transmitter 6.
And sends the data of water quality measurement to the water quality indicator 8 via the cable 9, and the measured value is displayed on the water quality indicator 8 in real time. For the on / off signal of the ultrasonic wave, the number of cycles is appropriately set in advance, for example, by using an RS-232C (EIA (EIA (El
ectronic Indusutries Association), it can be used as a means for transmitting data information.
【００１０】その水質表示器８は例えば船上等に配置
し、舷側からケーブル９を降して水面近くに超音波受信
器７を吊持すればよく、そのケーブル９は測定位置の水
深の如何にかかわらず、ほぼ一定の長さがあればよい。
また、水質測定器１は、適当なワイヤやチェーン等で舷
側から吊持すればよく、従来のような防水を施したケー
ブルは不要となり、取り扱い作業性が著しく向上する。The water quality indicator 8 may be arranged, for example, on a ship or the like, and the cable 9 may be lowered from the side of the boat and the ultrasonic receiver 7 may be hung near the water surface. Regardless, it is sufficient if the length is almost constant.
Further, the water quality measuring instrument 1 may be hung from the side of the boat with an appropriate wire or chain, so that a conventionally waterproof cable is not required, and handling efficiency is remarkably improved.
【００１１】上述の超音波発信器６から出力される超音
波のオン・オフ信号に代えて超音波の振幅を制御するこ
とにより超音波受信器７へデータ情報を伝達するように
してもよい。また、超音波に代えて音波を情報伝達の媒
体として用いることもできる。その場合には、超音波発
信器６に代えて音波発信器を、また、超音波受信器７に
代えて音波受信器を用いればよい。Data information may be transmitted to the ultrasonic receiver 7 by controlling the amplitude of the ultrasonic wave instead of the on / off signal of the ultrasonic wave output from the ultrasonic transmitter 6 described above. In addition, sound waves can be used as a medium for transmitting information instead of ultrasonic waves. In that case, a sound wave transmitter may be used instead of the ultrasonic wave transmitter 6, and a sound wave receiver may be used instead of the ultrasonic wave receiver 7.
【００１２】[0012]
【発明の効果】以上説明したように、本発明の水質測定
装置によれば、水質測定機能を有し、その測定結果に基
づいて超音波をオン・オフ出力する超音波発信器を具備
した水質測定器を水中に配置し、その水質測定器に対応
させて水面近く超音波受信器を浮設し、前記超音波受信
器で受信した超音波信号に基づいて水上に配置された水
質表示器に測定結果を表示させるようにしたので、リア
ルタイムで水質の測定が可能であり、かつ、防水ケーブ
ルが不要となり取り扱い作業性が著しく向上する。As described above, according to the water quality measuring apparatus of the present invention, the water quality having the water quality measuring function and the ultrasonic transmitter for outputting the ultrasonic wave on and off based on the measurement result is provided. Place the measuring instrument underwater, float the ultrasonic receiver near the water surface corresponding to the water quality measuring instrument, and on the water quality indicator placed on the water based on the ultrasonic signal received by the ultrasonic receiver Since the measurement results are displayed, the water quality can be measured in real time, and the need for a waterproof cable is eliminated, thereby greatly improving the handling efficiency.
【００１３】また、超音波のオン・オフ制御ではなく、
振幅を制御することによってデータ情報を伝達しても、
あるいは、超音波に代えて音波を情報伝達の媒体として
も、同様の効果を得ることができる。Also, instead of on / off control of ultrasonic waves,
Even if data information is transmitted by controlling the amplitude,
Alternatively, the same effect can be obtained by using a sound wave as a medium for transmitting information instead of the ultrasonic wave.
【図１】本発明の水質測定装置の一実施形態を示す基本
的な構成を示す図である。FIG. 1 is a diagram showing a basic configuration showing one embodiment of a water quality measuring device of the present invention.
【図２】従来の水質測定装置の基本的な構成の一例を示
す図である。FIG. 2 is a diagram showing an example of a basic configuration of a conventional water quality measuring device.
１…水質測定器、６…超音波発信器、７…超音波受信
器、８…水質表示器。1 ... Water quality measuring instrument, 6 ... Ultrasonic transmitter, 7 ... Ultrasonic receiver, 8 ... Water quality indicator.
Claims (3)
づいて超音波をオン・オフ出力する超音波発信器を具備
して水中に配置される水質測定器と、その水質測定器に
対応して水面近くに浮設される超音波受信器と、水面よ
り上に配置され前記超音波受信器で受信した超音波信号
に基づいて水質測定の結果を表示する水質表示器とより
なることを特徴とする水質測定装置。1. A water quality measuring instrument which has a water quality measuring function and which is provided underwater with an ultrasonic transmitter for outputting ultrasonic waves on / off based on the measurement result, and which corresponds to the water quality measuring instrument. And an ultrasonic receiver that is floated near the water surface, and a water quality indicator that is disposed above the water surface and displays a result of water quality measurement based on an ultrasonic signal received by the ultrasonic receiver. Characteristic water quality measurement device.
フ出力に代えて超音波の振幅制御をおこなうように構成
されてなることを特徴とする請求項１に記載の水質測定
装置。2. The water quality measuring device according to claim 1, wherein the ultrasonic transmitter is configured to control the amplitude of the ultrasonic wave instead of the on / off output of the ultrasonic wave.
づいて音波をオン・オフ出力する音波発信器を具備して
水中に配置される水質測定器と、その水質測定器に対応
して水面近くに浮設される音波受信器と、水面より上に
配置され前記音波受信器で受信した音波信号に基づいて
水質測定の結果を表示する水質表示器とよりなることを
特徴とする水質測定装置。3. A water quality measuring instrument which has a water quality measuring function and is provided underwater with a sound wave transmitter for outputting sound waves on and off based on the measurement result, and a water quality measuring instrument corresponding to the water quality measuring instrument. Water quality measurement, comprising: a sound wave receiver floating near the water surface; and a water quality display device disposed above the water surface and displaying a result of water quality measurement based on a sound wave signal received by the sound wave receiver. apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29622897A JPH11118788A (en) | 1997-10-13 | 1997-10-13 | Water quality measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29622897A JPH11118788A (en) | 1997-10-13 | 1997-10-13 | Water quality measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH11118788A true JPH11118788A (en) | 1999-04-30 |
Family
ID=17830845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29622897A Pending JPH11118788A (en) | 1997-10-13 | 1997-10-13 | Water quality measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH11118788A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013019824A (en) * | 2011-07-13 | 2013-01-31 | Hioki Ee Corp | Detection system and survey system |
| CN105699618A (en) * | 2016-03-15 | 2016-06-22 | 中天科技海缆有限公司 | Real-time and online water quality monitoring system |
| CN112952434A (en) * | 2021-02-01 | 2021-06-11 | 舟山美通信息技术有限责任公司 | Underwater scientific instrument socket assembly and application thereof |
| CN113674517A (en) * | 2021-08-24 | 2021-11-19 | 宁波清郢环境科技有限公司 | Inspection shaft early warning management system of monitoring quality of water |
-
1997
- 1997-10-13 JP JP29622897A patent/JPH11118788A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013019824A (en) * | 2011-07-13 | 2013-01-31 | Hioki Ee Corp | Detection system and survey system |
| CN105699618A (en) * | 2016-03-15 | 2016-06-22 | 中天科技海缆有限公司 | Real-time and online water quality monitoring system |
| CN112952434A (en) * | 2021-02-01 | 2021-06-11 | 舟山美通信息技术有限责任公司 | Underwater scientific instrument socket assembly and application thereof |
| CN113674517A (en) * | 2021-08-24 | 2021-11-19 | 宁波清郢环境科技有限公司 | Inspection shaft early warning management system of monitoring quality of water |
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