JPH0433847U - - Google Patents
Info
- Publication number
- JPH0433847U JPH0433847U JP7422590U JP7422590U JPH0433847U JP H0433847 U JPH0433847 U JP H0433847U JP 7422590 U JP7422590 U JP 7422590U JP 7422590 U JP7422590 U JP 7422590U JP H0433847 U JPH0433847 U JP H0433847U
- Authority
- JP
- Japan
- Prior art keywords
- thermal deterioration
- heat
- detection means
- heat exchanger
- sensitive 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
- 230000006866 deterioration Effects 0.000 claims 4
- 238000011896 sensitive detection Methods 0.000 claims 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Combustion (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Description
第１図は本考案の第１実施例の全体説明図、第
２図はその背面の概略図、第３図は要部の断面図
、第４図〜第６図は第２実施例の説明図、第７図
・第８図は従来例の説明図、第９図はこれに用い
る安全装置の電気回路図であり、図中、
１……熱交換器、２……ガスバーナ、３……安
全弁、１０……ケーシング、１３……遮熱板、１
５……薄肉部。
Fig. 1 is an overall explanatory diagram of the first embodiment of the present invention, Fig. 2 is a schematic diagram of the rear side thereof, Fig. 3 is a sectional view of the main part, and Figs. 4 to 6 are explanations of the second embodiment. 7 and 8 are explanatory diagrams of a conventional example, and FIG. 9 is an electric circuit diagram of a safety device used therein. In the figure, 1...heat exchanger, 2...gas burner, 3... Safety valve, 10...Casing, 13...Heat shield plate, 1
5...Thin section.
Claims (1)
路に遮断弁３を挿入し、熱交換器１を収容するケ
ーシング１０又はその内部の温度が高温度になつ
たことを検知する感熱検知手段を設け、この感熱
検知手段からの出力により遮断弁３を閉弁させる
ようにした給湯器の安全装置において、熱交換器
１の胴部を熱的劣化度合の少い部分と、これに比
べて熱的劣化度合の大きな部分とから構成し、前
記熱的劣化度合の大きな部分に対向又は対接させ
て感熱検知手段を配設した給湯器の安全装置。 A cutoff valve 3 is inserted into the gas circuit to the gas burner 2 corresponding to the heat exchanger 1, and a heat-sensitive detection means is provided to detect that the temperature inside the casing 10 housing the heat exchanger 1 or the inside thereof has become high. In a safety device for a water heater that closes a shutoff valve 3 based on the output from this heat-sensitive detection means, the body of the heat exchanger 1 is separated into a part with a lower degree of thermal deterioration and a part with a lower degree of thermal deterioration than the other part. A safety device for a water heater, comprising a portion having a high degree of thermal deterioration, and a heat-sensitive detection means disposed opposite to or in contact with the portion having a high degree of thermal deterioration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7422590U JPH0711318Y2 (en) | 1990-07-11 | 1990-07-11 | Water heater safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7422590U JPH0711318Y2 (en) | 1990-07-11 | 1990-07-11 | Water heater safety device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0433847U true JPH0433847U (en) | 1992-03-19 |
| JPH0711318Y2 JPH0711318Y2 (en) | 1995-03-15 |
Family
ID=31613738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7422590U Expired - Lifetime JPH0711318Y2 (en) | 1990-07-11 | 1990-07-11 | Water heater safety device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0711318Y2 (en) |
-
1990
- 1990-07-11 JP JP7422590U patent/JPH0711318Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0711318Y2 (en) | 1995-03-15 |
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