JPH01123154U - - Google Patents
Info
- Publication number
- JPH01123154U JPH01123154U JP1717588U JP1717588U JPH01123154U JP H01123154 U JPH01123154 U JP H01123154U JP 1717588 U JP1717588 U JP 1717588U JP 1717588 U JP1717588 U JP 1717588U JP H01123154 U JPH01123154 U JP H01123154U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- burner
- combustion chamber
- bathtub
- heat exchanger
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例を示す風呂釜の空焚
き防止装置の概略構成図、第２図はブロツク図で
ある。
１：燃焼室、２：バーナー、３：燃料供給管、
４：電磁弁、５：浴槽、６：熱交換器、７：給気
口、８：排気フアン、９：排気通路、１０：温度
センサー、１１：比較手段、１２：閉弁出力発生
手段、１３：制御回路。
FIG. 1 is a schematic configuration diagram of a device for preventing dry heating of a bathtub, showing an embodiment of the present invention, and FIG. 2 is a block diagram. 1: Combustion chamber, 2: Burner, 3: Fuel supply pipe,
4: Solenoid valve, 5: Bathtub, 6: Heat exchanger, 7: Air supply port, 8: Exhaust fan, 9: Exhaust passage, 10: Temperature sensor, 11: Comparison means, 12: Valve closing output generation means, 13 : Control circuit.
Claims (1)
への燃料供給管に設けられて該燃料供給管を開閉
する電磁弁と、バーナー上方の燃焼室内に設けら
れて浴槽と連絡する熱交換器と、給気口を燃焼室
に連絡して熱交換器上方に設けられる排気フアン
とからなる風呂釜の空焚き防止装置であつて、排
気通路に設けられて排気ガス温度を検出する温度
センサーと、上記温度センサーの検出温度と予め
設定した所定の基準温度との比較温度差を求める
比較手段及び上記比較温度差が一定以上大きくな
ると電磁弁を閉弁させるための出力を発生する閉
弁出力発生手段を具備する制御回路とからなる風
呂釜の空焚き防止装置。 A burner provided below the combustion chamber, a solenoid valve provided in a fuel supply pipe to the burner to open and close the fuel supply pipe, a heat exchanger provided in the combustion chamber above the burner and communicating with the bathtub, and a heat exchanger provided in the combustion chamber above the burner to communicate with the bathtub. A device for preventing dry heating of a bathtub, which comprises an exhaust fan installed above a heat exchanger with an air outlet connected to a combustion chamber, a temperature sensor installed in an exhaust passage to detect the temperature of the exhaust gas, and a temperature sensor installed in the exhaust passage to detect the temperature of the exhaust gas. Comparing means for determining a comparison temperature difference between the temperature detected by the sensor and a predetermined reference temperature set in advance, and valve closing output generating means for generating an output for closing the electromagnetic valve when the comparison temperature difference becomes larger than a certain value. A bath kettle dry heating prevention device consisting of a control circuit that
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1717588U JPH01123154U (en) | 1988-02-10 | 1988-02-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1717588U JPH01123154U (en) | 1988-02-10 | 1988-02-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01123154U true JPH01123154U (en) | 1989-08-22 |
Family
ID=31230724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1717588U Pending JPH01123154U (en) | 1988-02-10 | 1988-02-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01123154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03117395A (en) * | 1989-09-27 | 1991-05-20 | Fuji Electric Co Ltd | Cogeneration plant |
-
1988
- 1988-02-10 JP JP1717588U patent/JPH01123154U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03117395A (en) * | 1989-09-27 | 1991-05-20 | Fuji Electric Co Ltd | Cogeneration plant |