JPS6037755U - Gas water heater safety control device - Google Patents
Gas water heater safety control deviceInfo
- Publication number
- JPS6037755U JPS6037755U JP12976383U JP12976383U JPS6037755U JP S6037755 U JPS6037755 U JP S6037755U JP 12976383 U JP12976383 U JP 12976383U JP 12976383 U JP12976383 U JP 12976383U JP S6037755 U JPS6037755 U JP S6037755U
- Authority
- JP
- Japan
- Prior art keywords
- water heater
- safety control
- control circuit
- gas
- control device
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 12
- 238000013021 overheating Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000010926 purge Methods 0.000 description 1
Landscapes
- Control Of Combustion (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
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図は従来の安全装置つきガス湯沸器の構成を示す略
図、第２図は同じくその制御回路である。第３図は本考
案を適用した安全装置つきガス湯沸器の実施の一例を示
す略図、第４図は同じくその制御回路図、第５図は動作
説明図である。
１・・・熱交換器、２・・・バーナ、３・・・制御装置
、４・・・給水管、５・・・出湯栓、ＳＷ□・・・過熱
感知器、ＳＶ・・・ガス電磁弁、ＷＦＳ・・・流水スイ
ッチ、■Ｇ・・・イグナイター、Ｄ□・・・全波整流ダ
イオードブリッジ、Ｋｉ＆・・・プリパージ保安回路の
通電により閉じる常閉接点、Ａ・・・制御回路、Ｂ・・
・安全制御回路、ＴＨ・・・サーミスタ、ＩＣ・・・オ
ペアンプ、Ｑ・・・トランジスタ、ＲＹ・・・リレー、
ＲＹｂ・・・リレーＲＹの常閉接点。FIG. 1 is a schematic diagram showing the configuration of a conventional gas water heater with a safety device, and FIG. 2 is a control circuit thereof. FIG. 3 is a schematic diagram showing an example of an implementation of a gas water heater with a safety device to which the present invention is applied, FIG. 4 is a control circuit diagram thereof, and FIG. 5 is an explanatory diagram of its operation. 1... Heat exchanger, 2... Burner, 3... Control device, 4... Water supply pipe, 5... Hot water tap, SW□... Overheat sensor, SV... Gas electromagnetic Valve, WFS...Water switch, ■G...Igniter, D□...Full-wave rectifier diode bridge, Ki &...Normally closed contact that closes when the pre-purge safety circuit is energized, A...Control circuit, B・・・
・Safety control circuit, TH...thermistor, IC...operational amplifier, Q...transistor, RY...relay,
RYb: Normally closed contact of relay RY.
Claims (1)
少なくとも熱交換器に過熱感知器を設け、前記流水スイ
ッチがオン状態のとき制御回路のリレースイッチにより
ガス電磁弁の回路を維持し、前記過熱感知器により過熱
を検知すると前記ガス電磁弁回路を遮断すべくなした湯
沸器において、熱交換器の入口側に作動応答時間の短か
い温度検知器を配設し、かつ該温度検知器が設定温度を
検知すると過熱感知器による感知以前にリレーを付勢し
てガス電磁弁回路を遮断する安全制御回路を構成し、該
安全制御回路を前記制御回路と並列に接続したことを特
徴とするガス湯沸器の安全制御装置。In addition to installing a running water switch in the water supply channel of the gas water heater,
At least an overheat detector is provided in the heat exchanger, and when the water flow switch is on, a relay switch in the control circuit maintains the gas solenoid valve circuit, and when the overheat detector detects overheating, the gas solenoid valve circuit is shut off. In the water heater, a temperature sensor with a short operation response time is installed on the inlet side of the heat exchanger, and when the temperature sensor detects the set temperature, the relay is activated before the overheat sensor detects it. A safety control device for a gas water heater, comprising a safety control circuit that is energized to shut off a gas solenoid valve circuit, and the safety control circuit is connected in parallel with the control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12976383U JPS6037755U (en) | 1983-08-24 | 1983-08-24 | Gas water heater safety control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12976383U JPS6037755U (en) | 1983-08-24 | 1983-08-24 | Gas water heater safety control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6037755U true JPS6037755U (en) | 1985-03-15 |
Family
ID=30293916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12976383U Pending JPS6037755U (en) | 1983-08-24 | 1983-08-24 | Gas water heater safety control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6037755U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63137240U (en) * | 1987-02-28 | 1988-09-09 |
-
1983
- 1983-08-24 JP JP12976383U patent/JPS6037755U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63137240U (en) * | 1987-02-28 | 1988-09-09 |
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