JPS6335193U - - Google Patents
Info
- Publication number
- JPS6335193U JPS6335193U JP12725386U JP12725386U JPS6335193U JP S6335193 U JPS6335193 U JP S6335193U JP 12725386 U JP12725386 U JP 12725386U JP 12725386 U JP12725386 U JP 12725386U JP S6335193 U JPS6335193 U JP S6335193U
- Authority
- JP
- Japan
- Prior art keywords
- output
- gas
- cutoff valve
- alarm
- circuit
- 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
- 238000001514 detection method Methods 0.000 claims description 8
- 230000005856 abnormality Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Safety Valves (AREA)
- Emergency Alarm Devices (AREA)
Description
第１図は本考案に係るガス遮断弁制御装置の実
施例を示すブロツク図、第２図は第１図における
異常判別回路及び判別出力検出回路の具体例を示
す回路図、第３図は第１図における判別出力検出
回路の他の具体例を示す回路図、第４図は第１図
におけるガス遮断弁駆動回路の具体例を示す図、
第５図、第６図は各々従来のガス遮断弁制御装置
を示すブロツク図、第７図は第５図、第６図にお
けるプラグ引き抜き検出回路の具体例を示す図で
ある。
Ｇ……ガス警報器、１……異常判別回路、２…
…判別出力検出回路、３……ガス遮断弁駆動回路
、Ｂ……ガス遮断弁。
FIG. 1 is a block diagram showing an embodiment of the gas cutoff valve control device according to the present invention, FIG. 2 is a circuit diagram showing a specific example of the abnormality discrimination circuit and discrimination output detection circuit in FIG. 1, and FIG. FIG. 4 is a circuit diagram showing another specific example of the discrimination output detection circuit in FIG. 1; FIG. 4 is a diagram showing a specific example of the gas cutoff valve drive circuit in FIG. 1;
5 and 6 are block diagrams showing conventional gas cutoff valve control devices, respectively, and FIG. 7 is a diagram showing a specific example of the plug removal detection circuit in FIGS. 5 and 6. G...Gas alarm, 1...Abnormality determination circuit, 2...
...Discrimination output detection circuit, 3...Gas cutoff valve drive circuit, B...Gas cutoff valve.
Claims (1)
ス警報器からの当該警報器に対する電源非印加状
態を含む検出出力により前記ガス警報器の異常を
判別する異常判別回路と、前記異常判別回路から
の判別出力を受け、該判別出力が所定時間継続し
て出力されていることを検出する判別出力検出回
路と、前記判別出力検出回路からの出力により動
作するガス遮断弁駆動回路とを備え、前記判別出
力検出回路、及びガス遮断弁駆動回路はその電源
がバツクアツプされていることを特徴とするガス
遮断弁制御装置。 a gas alarm that detects a gas leak state; an abnormality determination circuit that determines an abnormality of the gas alarm based on a detection output from the gas alarm that includes a state in which power is not applied to the alarm; a discrimination output detection circuit that receives a discrimination output and detects that the discrimination output is continuously output for a predetermined period of time; and a gas cutoff valve drive circuit that operates based on the output from the discrimination output detection circuit; A gas cutoff valve control device characterized in that the output detection circuit and the gas cutoff valve drive circuit have backup power supplies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12725386U JPS6335193U (en) | 1986-08-22 | 1986-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12725386U JPS6335193U (en) | 1986-08-22 | 1986-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6335193U true JPS6335193U (en) | 1988-03-07 |
Family
ID=31021826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12725386U Pending JPS6335193U (en) | 1986-08-22 | 1986-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6335193U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60157697A (en) * | 1984-01-27 | 1985-08-17 | 大阪瓦斯株式会社 | Gas leak detector interlocking shutoff system |
| JPS60157696A (en) * | 1984-01-27 | 1985-08-17 | 大阪瓦斯株式会社 | Gas cut-off valve controller |
-
1986
- 1986-08-22 JP JP12725386U patent/JPS6335193U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60157697A (en) * | 1984-01-27 | 1985-08-17 | 大阪瓦斯株式会社 | Gas leak detector interlocking shutoff system |
| JPS60157696A (en) * | 1984-01-27 | 1985-08-17 | 大阪瓦斯株式会社 | Gas cut-off valve controller |
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