JPS59182794U - fire alarm system - Google Patents
fire alarm systemInfo
- Publication number
- JPS59182794U JPS59182794U JP7514483U JP7514483U JPS59182794U JP S59182794 U JPS59182794 U JP S59182794U JP 7514483 U JP7514483 U JP 7514483U JP 7514483 U JP7514483 U JP 7514483U JP S59182794 U JPS59182794 U JP S59182794U
- Authority
- JP
- Japan
- Prior art keywords
- fire
- detector
- fire detector
- detection signal
- detection
- 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
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、本考案の一実施例を示す回路図、第２図は、
熱感知器からの火災検出信号の受信動作 ゛を示
した信号波形図、第３図は、第１図の実施例における煙
感知器からの火災検出信号の受信動作を示した信号波形
図、第４図は、本考案の他の実施例を示す回路図、第５
図は、第４図の実施例における煙感知器からの火災検出
信号の受信動作を示した信号波形図である。
１・・・・・・火災受信装置、２．３・・・・・・電源
兼用信号線、４・・・・・・煙感知器、５・・・・・・
熱感知器、６・・・・・・リレー、７． １５． １７
・・・・・・遅延回路、８，９゜１０．１６・・・・・
・ワンショット回路、１１・・・・・・カウンタ回路、
１２．１３・・・・・・受信リレー。FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram showing an embodiment of the present invention.
3 is a signal waveform diagram showing the operation of receiving a fire detection signal from the smoke detector in the embodiment of FIG. Figure 4 is a circuit diagram showing another embodiment of the present invention;
This figure is a signal waveform diagram showing the operation of receiving a fire detection signal from a smoke detector in the embodiment of FIG. 4. 1...Fire receiving device, 2.3...Power signal line, 4...Smoke detector, 5...
Heat sensor, 6...Relay, 7. 15. 17
...Delay circuit, 8,9゜10.16...
・One-shot circuit, 11... Counter circuit,
12.13...Reception relay.
Claims (1)
検出状態での電源供給の一時的遮断後の再投入で即時に
火災検出信号を送出する即時型火災感知器と、火災検出
及び火災検出時の電源再投入から所定時間経過後に火災
検出信号を送出する遅延型火災感知器とを接続した火災
警報装置において、 前記火災受信装置に、前記即時型火災感知器または遅延
型火災感知器からの火災検出信号を検出□ したと
きに各火災感知器への電源供給を所定時間遮断する遮断
回路と、 該遮断回路による電源遮断時に作動して前記電源遮断時
間より長くかつ前記即時型火災感知器が火災検出信号を
送出しなくなる時間より短い作動時間で復旧するワンシ
ョット接点を備えたワンショット回路と、 前記即時型火災感知器または遅延型火災感知器よりの火
災検出信号を検出してから前記ワンショット回路の作動
時間より長い所定時間経過後に動作する検出接点を備え
た検出接点回路と、前記各火災感知器への最初の電源遮
断時間経過後に作動している前記ワンショット接点を介
して前記即時型火災感知器からの火災検出信号を識別受
信し、各火災感知器への複数回の電源遮断後に動作して
いる前記検出接点を介して前記遅延型火災感知器からの
火災検出信号を識別受信する火災受信回路を設けたこと
を特徴とする火災警報装置。[Scope of claim for utility model registration] Instant fire detector that immediately sends a fire detection signal to the power signal line drawn out from the fire receiving device by temporarily cutting off the power supply in the fire detection state and then turning it on again. and a delayed-type fire detector that sends out a fire detection signal after a predetermined period of time has elapsed since fire detection and power supply restart at the time of fire detection, wherein the fire receiving device is connected to the immediate-type fire detector or a cutoff circuit that cuts off the power supply to each fire detector for a predetermined period of time when a fire detection signal from a delay-type fire detector is detected; a one-shot circuit having a one-shot contact that recovers in an activation time shorter than the time during which the instantaneous fire detector stops sending out a fire detection signal; and a fire detection signal from the instantaneous fire detector or the delayed fire detector. a detection contact circuit having a detection contact that operates after a predetermined time period longer than the activation time of the one-shot circuit after detecting the one-shot circuit; identifying and receiving fire detection signals from said immediate type fire detector through shot contacts and from said delayed type fire detectors through said detection contacts which have been activated after multiple power interruptions to each fire detector; A fire alarm device comprising a fire receiving circuit that identifies and receives a fire detection signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7514483U JPS59182794U (en) | 1983-05-19 | 1983-05-19 | fire alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7514483U JPS59182794U (en) | 1983-05-19 | 1983-05-19 | fire alarm system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59182794U true JPS59182794U (en) | 1984-12-05 |
| JPH0215183Y2 JPH0215183Y2 (en) | 1990-04-24 |
Family
ID=30205218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7514483U Granted JPS59182794U (en) | 1983-05-19 | 1983-05-19 | fire alarm system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59182794U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS607595A (en) * | 1983-06-27 | 1985-01-16 | 松下電工株式会社 | Malfunctioning preventor for fire alarm system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5459286U (en) * | 1977-10-03 | 1979-04-24 | ||
| JPS5475690U (en) * | 1977-11-07 | 1979-05-29 | ||
| JPS5644994A (en) * | 1979-09-19 | 1981-04-24 | Nittan Co Ltd | Fire alarm |
| JPS5735515A (en) * | 1980-08-13 | 1982-02-26 | Sankyo Co Ltd | Immunoregulating agent |
| JPS5876992A (en) * | 1981-10-30 | 1983-05-10 | 松下電工株式会社 | Automatic sensor restoring circuit |
-
1983
- 1983-05-19 JP JP7514483U patent/JPS59182794U/en active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5459286U (en) * | 1977-10-03 | 1979-04-24 | ||
| JPS5475690U (en) * | 1977-11-07 | 1979-05-29 | ||
| JPS5644994A (en) * | 1979-09-19 | 1981-04-24 | Nittan Co Ltd | Fire alarm |
| JPS5735515A (en) * | 1980-08-13 | 1982-02-26 | Sankyo Co Ltd | Immunoregulating agent |
| JPS5876992A (en) * | 1981-10-30 | 1983-05-10 | 松下電工株式会社 | Automatic sensor restoring circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS607595A (en) * | 1983-06-27 | 1985-01-16 | 松下電工株式会社 | Malfunctioning preventor for fire alarm system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0215183Y2 (en) | 1990-04-24 |
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