JPH1189115A - Monitoring system - Google Patents
Monitoring systemInfo
- Publication number
- JPH1189115A JPH1189115A JP24801097A JP24801097A JPH1189115A JP H1189115 A JPH1189115 A JP H1189115A JP 24801097 A JP24801097 A JP 24801097A JP 24801097 A JP24801097 A JP 24801097A JP H1189115 A JPH1189115 A JP H1189115A
- Authority
- JP
- Japan
- Prior art keywords
- distribution line
- sensor
- carrier wave
- detection unit
- monitoring system
- 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
- Locating Faults (AREA)
- Fire-Detection Mechanisms (AREA)
- Alarm Systems (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Fire Alarms (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、配電線に沿って設
置される電気機器（トランス、開閉器、端子盤等）にお
いて発生する配線ショートや漏電、火災等による発熱、
ケーブルの焼損事故等を匂いセンサ等により検知して、
その検出信号を配電線に重畳して、発報装置またはセン
タへ送り警報を発する監視システムに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to heat generation due to wiring short-circuits, electrical short-circuits, fires, etc. occurring in electrical equipment (transformers, switches, terminal boards, etc.) installed along distribution lines.
Detecting cable burnout accidents with an odor sensor, etc.
The present invention relates to a monitoring system that superimposes the detection signal on a distribution line, sends the signal to an alarm device or a center, and issues an alarm.
【０００２】[0002]
【発明が解決しようとする課題】従来、配電線に沿って
設置されている電気機器で配線ショートや漏電、焼損等
が発生した場合は、予め設置されている熱感知器、煙感
知器、漏電遮断器等により検知され、それらの検知信号
は専用の信号線を介して、センタ等に設置されている発
報装置に送られて警報が出力される。しかしながら、こ
れらの監視システムでは、監視対象の電気機器等が広範
囲に設置される場合、信号線の敷設工事のコストが増大
するとともにその保守にも多大な労力を要することにな
る。Conventionally, when a short circuit, a short circuit, a burnout or the like occurs in an electric device installed along a distribution line, a heat detector, a smoke sensor, a short circuit The signals are detected by a circuit breaker or the like, and the detection signals are sent to an alarm device installed in a center or the like via a dedicated signal line to output an alarm. However, in these monitoring systems, when electric devices to be monitored are installed in a wide area, the cost of laying signal lines increases, and maintenance of the signal lines also requires a great deal of labor.
【０００３】[0003]
【課題を解決するための手段】そこで上記課題を解決す
るために、請求項１の発明は、配電線に接続されるとと
もに、電気機器の異変を検出するセンサとセンサから出
力された検出信号を搬送波に変換して配電線に送出する
搬送波送信回路部とを有する検出ユニットと、配電線に
接続されるとともに、配電線を介して検出ユニットから
送られた搬送波を受信して検出信号に変換する搬送波受
信回路部と検出信号が受信された場合に警報を出力する
発報部とを有する発報装置本体とを備えたことを特徴と
する。SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, a first aspect of the present invention is to provide a sensor which is connected to a distribution line and detects an abnormality of an electric device and a detection signal output from the sensor. A detection unit having a carrier transmission circuit for converting the carrier into a carrier wave and transmitting the carrier wave to a distribution line, and receiving the carrier wave transmitted from the detection unit via the distribution line and converting the carrier wave into a detection signal while being connected to the distribution line An alarm device main unit including a carrier wave receiving circuit unit and an alarm unit for outputting an alarm when a detection signal is received is provided.
【０００４】ここで、請求項１の発明における検出ユニ
ットのセンサとして、電気機器および配電線が加熱され
て発生する臭気により作動する匂いセンサを用いること
ができる。Here, as the sensor of the detection unit according to the first aspect of the invention, an odor sensor that operates by an odor generated by heating an electric device and a distribution line can be used.
【０００５】[0005]
【発明の実施の形態】以下、図に沿って本発明の実施形
態を説明する。図１は本発明の実施形態の全体構成を示
す図である。図において、１はトランス２を介して電源
側と需要家側に区分されるＡＣ１００ＶまたはＡＣ２０
０Ｖの配電線である。配電線１には、負荷３が接続され
るとともに、監視対象ごとに、検出ユニット４1〜４nが
設置されている。この検出ユニット４1〜４nは、異臭を
検知すると検出信号を出力する匂いセンサ、その検出信
号を増幅する増幅器および検出信号を搬送波ｓ1〜ｓnに
変換して配電線１へ送出する搬送波送信回路が内蔵され
ており、検出ユニット４1〜４nの近くに設置されている
電気機器が発熱、焼損等により異臭を発生すると、匂い
センサがそれを検知し、搬送波ｓ1〜ｓnとして、配電線
１へ送出される。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing an overall configuration of an embodiment of the present invention. In the figure, reference numeral 1 denotes AC100V or AC20 which is divided into a power source side and a consumer side via a transformer 2.
It is a 0V distribution line. The distribution line 1, together with the load 3 is connected, for each monitoring target detection unit 4 1 to 4 n is installed. The detection unit 4 1 to 4 n is odor sensor for outputting a detection signal and detects the odor, carrier waves sent out by converting the amplifier and the detection signal and amplifies the detection signal on a carrier wave s 1 ~s n in the distribution line 1 It has a built-transmitter circuit, the electrical equipment that is located near the detection unit 4 1 to 4 n is exothermic, generates odor by burning or the like, odor sensor detects it, as a carrier wave s 1 ~s n , To the distribution line 1.
【０００６】なお、検出ユニット４1〜４nは、接続され
る配電線１を電源として用いて、匂いセンサの予熱回
路、増幅器および搬送波送信回路を作動させる。また、
配電線１の需要家側には、発報装置５が設置されてお
り、検出ユニット４1〜４nからの搬送波ｓ1〜ｓnを受信
すると、内蔵する搬送波受信回路部がそれを検出信号に
変換し、ブザー６を鳴動させるとともに、検出信号の発
生した場所を表示するランプ７を点灯させる。このブザ
ー６は、危険度に応じて、音の種類や音量を段階的に変
化させて鳴動する。また、ランプ７の配置は、図２に示
すように、検出ユニット４1〜４nにそれぞれ付された番
号１〜nとその設置場所とランプが対応して配置されて
いる。The detection units 4 1 to 4 n operate the preheating circuit, the amplifier, and the carrier wave transmission circuit of the odor sensor using the distribution line 1 to be connected as a power supply. Also,
The customer side of the distribution line 1, alarm device 5 is installed, when receiving the carrier s 1 ~s n from the detection unit 4 1 to 4 n, built-in carrier receiving circuit section detection signal thereof And the buzzer 6 is sounded, and the lamp 7 indicating the location where the detection signal is generated is turned on. The buzzer 6 sounds by changing the type and volume of sound stepwise according to the degree of danger. As shown in FIG. 2, the lamps 7 are arranged such that the numbers 1 to n assigned to the detection units 4 1 to 4 n , the installation locations thereof, and the lamps correspond to each other.
【０００７】なお、配電線１の電源側に全体を監視する
センタが設置されている場合は、電源側のセンタ部分に
発報装置５が設置されて、一括監視することも可能であ
る。また、検出ユニット４1〜４nに設置されるセンサ
は、匂いセンサに限定されるものではなく、監視対象の
機器に応じて、煙感知器、熱感知器、温度センサ、圧力
センサ等を用いることも、またはそれらを組み合わせて
用いることも可能である。[0007] When a center for monitoring the whole is installed on the power supply side of the distribution line 1, an alarm device 5 can be installed at the center portion on the power supply side to perform collective monitoring. The sensor installed in the detection unit 4 1 to 4 n is not intended to be limited to odor sensor, in accordance with the monitored equipment, smoke detector, heat detector, a temperature sensor, a pressure sensor or the like is used Or they can be used in combination.
【０００８】本発明の実施形態では、このように構成さ
れたことで、検出ユニット４1〜４nにより検知された異
常信号が、搬送波信号として配電線１を介して発報装置
５へ送られるため、検出ユニット４1〜４nと発報装置５
の間を信号線により接続する必要がなくなり、その分、
検出ユニット４1〜４nの設置工事が簡単になる。その結
果、特に広範囲に設置された監視対象機器を一括して監
視するシステムを構築する場合に、本発明は有効であ
る。また、検出ユニット４1〜４nのセンサに匂いセンサ
を用いた場合は、実際の動作の際、電気機器が異常発熱
して異臭が発生した時点で、匂いセンサが作動し発報装
置５から警報が発せられるので、発熱による異変が火災
等に拡大する前の初期段階で、消化等の処置が可能にな
る。[0008] In an embodiment of the present invention, by thus configured, the abnormality signal detected by the detection unit 4 1 to 4 n is sent to the alarm device 5 via the distribution line 1 as a carrier wave signal Therefore, the detection units 4 1 to 4 n and the alarm device 5
There is no need to connect between the signal lines,
Installation work of the detection unit 4 1 ~4 n is simplified. As a result, the present invention is particularly effective when constructing a system for collectively monitoring devices to be monitored installed in a wide range. In the case of using the odor sensor the sensor of the detection unit 4 1 to 4 n is the time of actual operation, when the electrical equipment is abnormal heat generation to odor occurs, the alarm device 5 odor sensor is activated Since an alarm is issued, a treatment such as digestion can be performed at an early stage before the abnormality due to heat generation spreads to a fire or the like.
【０００９】[0009]
【発明の効果】以上述べたように本発明によれば、検出
ユニットのセンサの検出信号を搬送波信号に変換し配電
線を介して発報装置へ送信することで、検出ユニットと
発報装置間に専用の信号線を敷設する必要がなくなり、
その分、検出ユニットの設置位置が自由になるととも
に、コストダウンが可能となる。As described above, according to the present invention, the detection signal of the sensor of the detection unit is converted into a carrier signal and transmitted to the alarm device via the distribution line, so that the communication between the detection unit and the alarm device can be performed. There is no need to lay a dedicated signal line
To that extent, the installation position of the detection unit is free, and the cost can be reduced.
【図１】本発明の実施形態の全体構成を示す図である。FIG. 1 is a diagram showing an overall configuration of an embodiment of the present invention.
【図２】図１のランプの配置構成を示す図である。FIG. 2 is a diagram showing an arrangement configuration of the lamp in FIG. 1;
１ 配電線 ２ トランス ３ 負荷 ４1〜４n 検出ユニット ５ 発報装置 ６ ブザー ７ ランプDESCRIPTION OF SYMBOLS 1 Distribution line 2 Transformer 3 Load 4 1 to 4 n Detection unit 5 Alarm device 6 Buzzer 7 Lamp
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 ＦＩ Ｇ０８Ｂ 25/06 Ｇ０８Ｂ 25/06 Ｈ０４Ｂ 3/54 Ｈ０４Ｂ 3/54 ──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. 6 Identification code FI G08B 25/06 G08B 25/06 H04B 3/54 H04B 3/54
Claims (2)
の異変を検出するセンサとセンサから出力された検出信
号を搬送波に変換して配電線に送出する搬送波送信回路
部とを有する検出ユニットと、 配電線に接続されるとともに、配電線を介して検出ユニ
ットから送られた搬送波を受信して検出信号に変換する
搬送波受信回路部と検出信号が受信された場合に警報を
出力する発報部とを有する発報装置本体と、 を備えたことを特徴とする監視システム。1. A detection unit connected to a distribution line and having a sensor for detecting an abnormality of an electric device and a carrier transmission circuit for converting a detection signal output from the sensor into a carrier wave and transmitting the carrier wave to the distribution line. A carrier receiving circuit unit connected to the distribution line and receiving the carrier wave sent from the detection unit via the distribution line and converting it to a detection signal; and an alarm unit for outputting an alarm when the detection signal is received. A monitoring system, comprising: an alarm device main body having:
検出ユニットのセンサとして、電気機器および配電線が
加熱されて発生する臭気により作動する匂いセンサを用
いた監視システム。2. The monitoring system according to claim 1, wherein
A monitoring system using, as a sensor of a detection unit, an odor sensor that is activated by an odor generated by heating an electric device and a distribution line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24801097A JPH1189115A (en) | 1997-09-12 | 1997-09-12 | Monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24801097A JPH1189115A (en) | 1997-09-12 | 1997-09-12 | Monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH1189115A true JPH1189115A (en) | 1999-03-30 |
Family
ID=17171860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24801097A Pending JPH1189115A (en) | 1997-09-12 | 1997-09-12 | Monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH1189115A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100433773C (en) * | 2002-01-02 | 2008-11-12 | 国际商业机器公司 | Verificution for proper coupling of power line communication units to power-supply circuit |
| JP2010256134A (en) * | 2009-04-23 | 2010-11-11 | Chugoku Electric Power Co Inc:The | Equipment for probing accident point |
-
1997
- 1997-09-12 JP JP24801097A patent/JPH1189115A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100433773C (en) * | 2002-01-02 | 2008-11-12 | 国际商业机器公司 | Verificution for proper coupling of power line communication units to power-supply circuit |
| JP2010256134A (en) * | 2009-04-23 | 2010-11-11 | Chugoku Electric Power Co Inc:The | Equipment for probing accident point |
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