JPH0314001A - Fluid controller - Google Patents
Fluid controllerInfo
- Publication number
- JPH0314001A JPH0314001A JP1148953A JP14895389A JPH0314001A JP H0314001 A JPH0314001 A JP H0314001A JP 1148953 A JP1148953 A JP 1148953A JP 14895389 A JP14895389 A JP 14895389A JP H0314001 A JPH0314001 A JP H0314001A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- signal
- switching
- control device
- fluid control
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 30
- 238000004891 communication Methods 0.000 claims abstract description 17
- 230000002159 abnormal effect Effects 0.000 claims abstract description 11
- 230000005856 abnormality Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
Landscapes
- Testing And Monitoring For Control Systems (AREA)
- Power Sources (AREA)
- Safety Devices In Control Systems (AREA)
- Flow Control (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は流体の制御技術に属する分野であって、流体の
制御装置における電源制御に係わるものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention belongs to the field of fluid control technology, and relates to power supply control in a fluid control device.
従来の技術
従来の流体制御装置の信号系統(細線)、電源系統(太
線)を第4図に示す、流量検出器l、計量回路2、判断
回路3、遮断装置4、表示器5、通信面WI6、電源部
7の機能ブロックから構成されている。信号系統おおい
て、■は、流体の流量を検出して信号を発信し、計量回
路2に入力する。BACKGROUND OF THE INVENTION The signal system (thin line) and power supply system (thick line) of a conventional fluid control device are shown in FIG. It is composed of functional blocks of WI 6 and power supply section 7. In the signal system, (2) detects the flow rate of fluid, transmits a signal, and inputs the signal to the metering circuit 2.
計量回路2は前記信号をカウントし、計量を演算する6
判断回路3は、前記計量値を、あらかじめ記憶していた
安全基準値と照合判断し、計量値が安全基準値を逸脱す
る時および電源部7の電圧が所定値以下の時に異常信号
を発信して、遮断装置4および表示器5を作動させて流
体を遮断すると共に遮断事由を表示する。安全基準を逸
脱した原因を除去した後、遮断装置4を復帰開弁して流
体を通す。A measuring circuit 2 counts the signals and calculates a metric 6
The judgment circuit 3 compares and judges the measured value with a pre-stored safety standard value, and issues an abnormal signal when the measured value deviates from the safety standard value and when the voltage of the power supply section 7 is below a predetermined value. Then, the shutoff device 4 and the display 5 are operated to shut off the fluid and display the reason for the shutoff. After removing the cause of the deviation from the safety standards, the shutoff device 4 is returned to open and the fluid is allowed to pass.
また3は通信回路6からの信号を受けて・、遮断袋W4
および表示器5を作動させると共に、前記異常により遮
断した事由信号を通信回路6を通じて外部に送信する機
能を持つ0通信回路6は、流体制御装置の外部要素との
通信インタフェースの機能を持つ、外部要素には、流体
制御B装置を遠隔操作するリモコンおよび、電話回線イ
ンタフェースを介してオンラインによる集中監視センタ
等がある。電源系統においては、小容量電池によって、
流量検出器l、計量回路2、判断回路3および通信回路
6の各回路と、遮断装置4および表示器5のアクチュエ
ータに電源を供給している。In addition, 3 receives a signal from the communication circuit 6, and a blocking bag W4
The communication circuit 6 has the function of operating the display device 5 and transmitting a signal indicating the reason for the interruption due to the abnormality to the outside through the communication circuit 6. Elements include a remote control for remotely operating the fluid control B device, and a centralized online monitoring center via a telephone line interface. In the power supply system, small capacity batteries
Power is supplied to the flow rate detector 1, the metering circuit 2, the judgment circuit 3, and the communication circuit 6, as well as to the actuators of the cutoff device 4 and the indicator 5.
発明が解決しようとする課題
しかしながら上記の様な構成において、流体制御装置外
からの信号、例えばリモコンまたは集中監視センタから
の遮断信号により遮断装置4および表示器5を作動させ
る回数が多くなる場合がある。外出の都度、リモコンを
操作して遮断弁を閉止する使い方が多い。またリモコン
または集中監視センタから遮断弁復帰信号を送って、遮
断装置4を復帰開弁することがある0通常遮断弁は自己
保持型であるので復帰動作には相当の電力が必要である
。it電源部小型容量電池であるので、前記のような使
い方をすると、電源寿命が短縮され課題を有していた。Problems to be Solved by the Invention However, in the above configuration, there are cases where the shutoff device 4 and the display 5 are activated many times by a signal from outside the fluid control device, for example, a shutoff signal from a remote control or a central monitoring center. be. Most people use the remote control to close the shutoff valve every time they go out. In addition, a shutoff valve return signal may be sent from a remote control or a central monitoring center to return and open the shutoff device 4. Normally, the shutoff valve is a self-holding type, so a considerable amount of electric power is required for the return operation. Since the IT power supply unit is a small capacity battery, if it is used in the manner described above, the life of the power supply will be shortened, which poses a problem.
本発明は、か−る従来の課題を解決するもので、本装置
外からの指令により、遮断装置および表示器を駆動する
ときは、外部の電源によって実施することを目的とする
。The present invention is intended to solve such conventional problems, and an object of the present invention is to use an external power source to drive the shutoff device and the display in response to commands from outside the device.
課題を解決するための手段
上記課題を解決するために本発明の流体制御装置は、遮
断指令電文を解読する通信回路と、遮断指令によって電
源切替信号および遮断信号を出力する判断回路と、前記
11X源切替信号を受けて作動する切替回路と、前記遮
断信号を受けて駆動する遮断装置および表示器から構成
されている。Means for Solving the Problems In order to solve the above problems, the fluid control device of the present invention includes: a communication circuit that decodes a cutoff command message; a judgment circuit that outputs a power supply switching signal and a cutoff signal according to the cutoff command; It is comprised of a switching circuit that operates in response to a source switching signal, a cutoff device that is driven in response to the cutoff signal, and a display.
作用
本発明は、上記構成において、本装置外より遮断信号が
通信回路に着信すると通信回路は電文を解読する。この
指令に基いて、外部電源が有りの時は、切替回路へ外部
電源への切替信号を出力し、切替回路はtflを外部電
源に切替える。外部tSが無しの時は、出力しない。判
断回路は切替回路へ切替信号を出力し所定時間L1経過
後に遮断装置と表示器へ遮断信号を送出し、遮断装置と
表示器を駆動して流体を閉止すると共に表示する。また
判断回路が異常状態を検知した時点で切替回路へ電源切
替信号を出力し電池から外部電源へ切替える0判断回路
が異常を検出した時点から所定時間をt、を経過した後
、遮断装置と表示器へ遮断信号を送出し、遮断装置と表
示器5を駆動して流体を閉止すると共に表示する。Effect of the present invention In the above configuration, when a cutoff signal arrives at the communication circuit from outside the device, the communication circuit decodes the message. Based on this command, when the external power source is available, a switching signal to the external power source is output to the switching circuit, and the switching circuit switches tfl to the external power source. No output when there is no external tS. The judgment circuit outputs a switching signal to the switching circuit, and after a predetermined period of time L1 has elapsed, it sends a shutoff signal to the shutoff device and the display, and drives the shutoff device and the display to close the fluid and display the information. Also, when the judgment circuit detects an abnormal condition, it outputs a power switch signal to the switching circuit to switch from the battery to the external power source.After a predetermined time t has elapsed from the time when the judgment circuit detects an abnormality, a cutoff device is displayed. A shutoff signal is sent to the device, and the shutoff device and indicator 5 are driven to close the fluid and provide an indication.
次に遮断装置を手動により復帰すると前記装置は復帰信
号を出力し判断回路が前記復帰信号を受付けてから所定
時間t2経過後に電源切換信号を切替回路へ送出し、切
替回路は外部電源から電源部に切替る。Next, when the interrupting device is manually reset, the device outputs a reset signal, and after a predetermined time t2 has elapsed since the determination circuit receives the reset signal, it sends a power switch signal to the switching circuit, and the switching circuit connects the external power source to the power source. Switch to.
遠隔制御により弁復帰を行う場合は、本装置外から通信
回路が復帰信号を受信すると通信回路は電文を解読する
0判断回路はこの指令により遮断装置に復帰信号を送出
する。遮断装置は遠隔復帰機構(例えばモータによる復
帰機構)を持ち、始動する。始動から復帰完了までの時
間を配慮して時間も、は定めであるので、判断回路は遮
断装置に復帰信号を送出して所定時間t2後に切替回路
へ切替信号を送出し、切替回路は外部電源を電池に切替
えて復帰完了となる。When the valve is reset by remote control, when the communication circuit receives a reset signal from outside the device, the communication circuit decodes the message and the 0 judgment circuit sends a reset signal to the shutoff device in response to this command. The shutoff device has a remote return mechanism (for example, a motorized return mechanism) and is activated. Since the time is set in consideration of the time from start to completion of recovery, the judgment circuit sends a recovery signal to the interrupter, and after a predetermined time t2, sends a switching signal to the switching circuit, and the switching circuit disconnects from the external power supply. Switching to battery power completes recovery.
実施例 以下本発明の実施例を添付図に基いて説明する。Example Embodiments of the present invention will be described below with reference to the accompanying drawings.
第1図は、本装置の機能ブロック図、第2図は切替回路
の実施例を示す。FIG. 1 is a functional block diagram of the present device, and FIG. 2 shows an embodiment of the switching circuit.
流量検出器1と、計量回路2と、判断回路3と、遮断回
路4と、表示器5と、通信回路6と、電源部7と、切替
回路8から構成される装置流量検出器1はリードスイッ
チが計f機構の回転部に取付けられた磁石との相互作用
により作動してパルス信号を出力する構造で、流量をパ
ルスとして検出できる。The device flow rate detector 1 is composed of a flow rate detector 1, a metering circuit 2, a judgment circuit 3, a cutoff circuit 4, an indicator 5, a communication circuit 6, a power supply section 7, and a switching circuit 8. The switch is activated by interaction with a magnet attached to the rotating part of the gage mechanism and outputs a pulse signal, so that the flow rate can be detected as a pulse.
計量回路2は流量検出器1のパルス信号を計量および積
算する回路である。判断回路3は正常流量値を記憶して
おり、計量回路2の計量値が正常値を逸脱すれば異常信
号を遮断回路4と表示器5へ出力する機能と、電源部7
の電圧値が所定値以下になると異常信号を遮断回路4と
表示器5へ出力する機能と、外部センサ(感震器、ガス
圧センサ、ガス警報器等)の入力により異常信号を遮断
回路4と表示器5へ出力する機能と、通信回路6からの
信号または遮断回路4の復帰信号を検知して夫々遅延タ
イマを駆動して所定時間後に遮断回路4または切替回路
8を作動させる機能と、各種異常信号を通信回路6へ送
出する機能を有する。The measuring circuit 2 is a circuit that measures and integrates the pulse signal of the flow rate detector 1. The judgment circuit 3 stores the normal flow rate value, and has the function of outputting an abnormal signal to the cutoff circuit 4 and the display 5 if the measured value of the metering circuit 2 deviates from the normal value, and the function of outputting an abnormal signal to the cutoff circuit 4 and the display 5.
When the voltage value of falls below a predetermined value, an abnormal signal is output to the cut-off circuit 4 and the display 5, and an abnormal signal is output to the cut-off circuit 4 by input from an external sensor (seismic sensor, gas pressure sensor, gas alarm, etc.). and a function of detecting a signal from the communication circuit 6 or a return signal of the cutoff circuit 4 and driving a delay timer respectively to activate the cutoff circuit 4 or the switching circuit 8 after a predetermined time. It has a function of sending various abnormal signals to the communication circuit 6.
通信回路6は流体制御装置外部からの制御信号を受信し
解読して判断回路3に送出する機能と計量回路2からの
計量値および判断回路3からの異常情報を電文構成し流
体制御装置から宅内情報盤、電話回線網制御装置等を経
て集中監視センタへ送出する機能を有する。The communication circuit 6 has the function of receiving a control signal from outside the fluid control device, decoding it, and sending it to the judgment circuit 3, and composes the measured value from the measuring circuit 2 and the abnormality information from the judgment circuit 3 into a telegram and sends it from the fluid control device to the home. It has the function of sending information to a central monitoring center via an information panel, telephone line network control device, etc.
電源部7は長寿命で電圧特性の良好なリチウム電池を用
いる。切替回路8は遮断回路および表示器5を駆動する
時の電池消費量を抑えるため、外部から電源を供給する
ため内外電源の切替の機能を有する。実施例として第2
図に示す。The power supply unit 7 uses a lithium battery that has a long life and good voltage characteristics. The switching circuit 8 has a function of switching between internal and external power sources in order to supply power from the outside in order to suppress battery consumption when driving the cutoff circuit and the display 5. Second example
As shown in the figure.
宅内情報盤等からの外部電源11と、電源部7とを自己
保持型リレー10によって切替えて回路電源12を供給
する。A circuit power source 12 is supplied by switching between an external power source 11 from an in-home information board or the like and a power source section 7 using a self-holding relay 10.
トランジスタ13および14は切替セット信号15およ
び切替リセット信号16によって作動してIOを駆動す
る機能をもつ、 17は切替の際の電源回路の寸断を防
ぐためのコンデンサである。The transistors 13 and 14 are activated by the switching set signal 15 and the switching reset signal 16 and have the function of driving the IO. 17 is a capacitor to prevent the power supply circuit from being disconnected during switching.
第3図は外部制御信号、判断回路出力、遮断装置出力、
切替回路の作動状態をタイミングチャートで示す。Figure 3 shows external control signals, judgment circuit output, cutoff device output,
The operating state of the switching circuit is shown in a timing chart.
上記構成によれば外部制御信号(遮断)または異常信号
により切替回路8が外部t′gに切替り所定時間後遮断
信号により遮断回路4および表示器5が作動し流体が遮
断する。手動復帰または外部制御信号(復帰)により所
定時間後復帰信号により切替回路8が作動して電源部7
に切替る。即ち本流体制御装置において消費電流のウェ
イトの高い遮断回路4および表示器5が作動する時は外
部電源に切替えて作動させることにより内蔵する電池容
量を極力小型化することができる。停電対策として電池
使用は必須であるので停電以外は外部電源を利用する思
想である。According to the above configuration, the switching circuit 8 is switched to external t'g by an external control signal (cutoff) or an abnormal signal, and after a predetermined time, the cutoff signal activates the cutoff circuit 4 and the indicator 5 to cut off the fluid. After a predetermined time due to manual return or an external control signal (return), the switching circuit 8 is activated by the return signal, and the power supply unit 7 is activated.
Switch to. That is, in this fluid control device, when the cutoff circuit 4 and the display device 5, which consume a large amount of current, operate, the built-in battery capacity can be minimized by switching to an external power source and operating them. Since the use of batteries is essential as a countermeasure against power outages, the idea is to use an external power source except during power outages.
発明の効果
以上のように本発明の電源の切替回路を持った流体制御
装置によれば次の効果が得られる。すなわち、外部電源
が利用できるので電池を小型化でき、電池寿命を伸ばす
ことができる。Effects of the Invention As described above, the fluid control device having the power supply switching circuit of the present invention provides the following effects. That is, since an external power source can be used, the battery can be made smaller and the battery life can be extended.
第1図は、本発明の一実施例における流体制御装置の機
能ブロック図で、システム全体の相互関係を示す。第2
図は同切替回路の実施例を示す回路図、第3図は同切替
回路を駆動するまでの信号関係を示すタイムチャート、
第4図は従来の機能ブロック図である。
l・・・・・・流量検出器、2・・・・・・計量回路、
3・・・・・・判断回路、4・・・・・・遮断装置、5
・・・・・・表示器、6・・・・・・通信回路、7・・
・・・・電源回路、8・・・・・・切替回路、10・・
・・・・自己保持型リレ、11・・・・・・外部電源、
12・・・・・・回路電源、13.14・・・・・・ト
ランジスタ、15・・・・・・外部切替セント信号(判
断回路出力2)、16・・・・・・外部切替リセット信
号(判断回路出力1 ) 、17・・・・・・コンデン
サ。FIG. 1 is a functional block diagram of a fluid control device in one embodiment of the present invention, showing the interrelationships of the entire system. Second
The figure is a circuit diagram showing an example of the switching circuit, and FIG. 3 is a time chart showing the signal relationship until driving the switching circuit.
FIG. 4 is a conventional functional block diagram. l...Flow rate detector, 2...Measuring circuit,
3... Judgment circuit, 4... Breaking device, 5
...Display unit, 6...Communication circuit, 7...
...Power supply circuit, 8...Switching circuit, 10...
...Self-holding relay, 11...External power supply,
12...Circuit power supply, 13.14...Transistor, 15...External switching cent signal (judgment circuit output 2), 16...External switching reset signal (Judgment circuit output 1), 17...Capacitor.
Claims (4)
計測する計量回路と、前記流量回路が計量した値を正常
か異常かを判断し、流体制御装置外からの信号を判断し
て異常信号または制御信号を判断する回路と、前記異常
信号または流体制御装置外の制御信号によって作動する
遮断装置と、遮断事由を表示する表示器と流体制御装置
外と通信する通信回路と、電源部を有する流体制御装置
において、外部の電源に切替える切替回路を有する流体
制御装置。(1) A flow rate detector that detects the flow rate of fluid, a metering circuit that measures the flow rate, and a metering circuit that determines whether the measured value of the flow rate circuit is normal or abnormal, and determines a signal from outside the fluid control device. A circuit for determining an abnormality signal or a control signal, a shutoff device operated by the abnormality signal or a control signal from outside the fluid control device, an indicator for displaying the reason for shutoff, a communication circuit for communicating with the outside of the fluid control device, and a power supply unit. A fluid control device having a switching circuit for switching to an external power source.
入力すると同時に切替回路に電源切替信号を出力し所定
時間後に遮断装置および表示器に遮断信号を出力する遅
延タイマ内蔵の判断回路を有する特許請求の範囲第(1
)項記載の流体制御装置。(2) A patent that has a judgment circuit with a built-in delay timer that outputs a power switching signal to the switching circuit at the same time as an abnormal signal or a control signal from outside the fluid control device is input, and outputs a shutdown signal to the shutdown device and display after a predetermined period of time. Claim No. 1
) The fluid control device described in section 2.
た後、所定時間後に前記切替回路に電源切替信号を出力
する遅延タイマ内蔵の判断回路を有する特許請求の範囲
第(1)項記載の流体制御装置。(3) The fluid according to claim (1), further comprising a determination circuit with a built-in delay timer that outputs a power switching signal to the switching circuit after a predetermined time after inputting a return signal of a fluid control device or a shutoff device. Control device.
許請求の範囲第(1)項記載の流体制御装置。(4) The fluid control device according to claim (1), which has a judgment circuit with a built-in external power supply voltage detection function.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1148953A JP2767895B2 (en) | 1989-06-12 | 1989-06-12 | Fluid control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1148953A JP2767895B2 (en) | 1989-06-12 | 1989-06-12 | Fluid control device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0314001A true JPH0314001A (en) | 1991-01-22 |
JP2767895B2 JP2767895B2 (en) | 1998-06-18 |
Family
ID=15464349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1148953A Expired - Lifetime JP2767895B2 (en) | 1989-06-12 | 1989-06-12 | Fluid control device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2767895B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005050194A (en) * | 2003-07-30 | 2005-02-24 | Matsushita Electric Ind Co Ltd | Electronic device and optical disk device |
JP2016085617A (en) * | 2014-10-27 | 2016-05-19 | 京セラドキュメントソリューションズ株式会社 | Power supply device and image forming apparatus including the same |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS591884A (en) * | 1982-06-25 | 1984-01-07 | Matsushita Electric Ind Co Ltd | Gas shut off device |
JPS60164819A (en) * | 1984-02-07 | 1985-08-27 | Matsushita Electric Ind Co Ltd | Flow rate controller |
JPS62243012A (en) * | 1986-04-16 | 1987-10-23 | Matsushita Electric Ind Co Ltd | Hot water mixing device |
-
1989
- 1989-06-12 JP JP1148953A patent/JP2767895B2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS591884A (en) * | 1982-06-25 | 1984-01-07 | Matsushita Electric Ind Co Ltd | Gas shut off device |
JPS60164819A (en) * | 1984-02-07 | 1985-08-27 | Matsushita Electric Ind Co Ltd | Flow rate controller |
JPS62243012A (en) * | 1986-04-16 | 1987-10-23 | Matsushita Electric Ind Co Ltd | Hot water mixing device |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005050194A (en) * | 2003-07-30 | 2005-02-24 | Matsushita Electric Ind Co Ltd | Electronic device and optical disk device |
JP2016085617A (en) * | 2014-10-27 | 2016-05-19 | 京セラドキュメントソリューションズ株式会社 | Power supply device and image forming apparatus including the same |
Also Published As
Publication number | Publication date |
---|---|
JP2767895B2 (en) | 1998-06-18 |
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