JP3063246B2 - Panel heater - Google Patents
Panel heaterInfo
- Publication number
- JP3063246B2 JP3063246B2 JP3172516A JP17251691A JP3063246B2 JP 3063246 B2 JP3063246 B2 JP 3063246B2 JP 3172516 A JP3172516 A JP 3172516A JP 17251691 A JP17251691 A JP 17251691A JP 3063246 B2 JP3063246 B2 JP 3063246B2
- Authority
- JP
- Japan
- Prior art keywords
- air flow
- heater
- main body
- heating wire
- flow path
- 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.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
Landscapes
- Central Heating Systems (AREA)
Description
【0001】[0001]
【産業上の利用分野】本発明は、放射熱により暖房を行
うパネルヒータに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a panel heater for heating by radiant heat.
【0002】[0002]
【従来の技術】従来のこの種のパネルヒータは図4およ
び図5に示すような構成であった。2. Description of the Related Art A conventional panel heater of this type has a configuration as shown in FIGS.
【0003】図4に示すように、前面に放熱孔1aが設
けられた本体1内にはほぼその全幅にわたって面状ヒー
タ2が立設されている。この面状ヒータ2の後方には本
体1の背面1bとの間に空気流路3を形成する遮熱板4
が配設されている。遮熱板4の上縁4aに上向きに傾斜
して本体1の前面に当接されている。遮熱板4の上縁4
aの上方は仕切板5で覆われ空気流路3を本体1の前面
に導いている。7は本体1の背面の下部に設けられた空
気流路3の吸気口、8は本体1の前面上部に設けられた
空気流路3の排気口、9は放熱孔1aの前方に設けられ
たガード、10は台座である。As shown in FIG. 4, a planar heater 2 is provided upright over substantially the entire width of a main body 1 provided with a heat radiation hole 1a on the front surface. Behind the planar heater 2, a heat shield plate 4 that forms an air flow path 3 with the back surface 1 b of the main body 1.
Are arranged. The upper edge 4 a of the heat shield plate 4 is inclined upward and is in contact with the front surface of the main body 1. Upper edge 4 of heat shield plate 4
The upper part of a is covered with a partition plate 5 and guides the air flow path 3 to the front surface of the main body 1. Reference numeral 7 denotes an intake port of the air flow path 3 provided at a lower portion of the back surface of the main body 1, 8 denotes an exhaust port of the air flow path 3 provided at an upper portion of the front surface of the main body 1, and 9 denotes a front side of the heat radiation hole 1a. The guard 10 is a pedestal.
【0004】面状ヒータ4は、図5に示すように、発熱
線41を絶縁板にそれぞれ縦巻きに巻装された上部ヒー
タ42と下部ヒータ43と、上部ヒータ42と下部ヒー
タ43をそれぞれ両側から絶縁する絶縁板44と、上部
ヒータ42、下部ヒータ43の前面を覆う放熱板45
と、上部ヒータ42,下部ヒータ43を放熱板45に圧
接する押え板46と、上部ヒータ42と下部ヒータ43
のそれぞれから導出される発熱線41をリード線(図示
せず)に接続するための絶縁チューブからなる発熱線導
出部47,48とで構成されている。As shown in FIG. 5, the planar heater 4 has an upper heater 42 and a lower heater 43 in which a heating wire 41 is vertically wound around an insulating plate, and an upper heater 42 and a lower heater 43 on both sides. Plate 44 that insulates the upper and lower heaters 43 from each other.
A pressing plate 46 for pressing the upper heater 42 and the lower heater 43 against the heat radiating plate 45;
And heating wire lead-out portions 47 and 48 each formed of an insulating tube for connecting a heating wire 41 derived from each of the above to a lead wire (not shown).
【0005】上記構成において、面状ヒータ2に通電す
ると発熱線41が発熱し、放熱板45を加熱して熱放射
が開始されるとともに、面状ヒータ2の周囲に第1の熱
気流Aが生じ、さらに面状ヒータ2の後方への熱放射が
生じる。この第1の熱気流Aと熱放射に対して遮熱板4
は、第1の熱気流Aを本体1の放熱孔1aの上部へ導出
するとともに面状ヒータ2の上方や後方への熱放射を遮
断する。これにより遮熱板6の温度も上昇するため空気
流路3に第2の熱気流Bが発生する。この第2の熱気流
Bは吸気口7から吸気されて排気口8から排気されるの
で、本体1の前面以外の外面の温度を低く抑えることが
できるものである。In the above configuration, when the planar heater 2 is energized, the heating wire 41 generates heat, heats the heat radiating plate 45 to start radiating heat, and the first hot air flow A flows around the planar heater 2. Then, heat radiation to the rear of the planar heater 2 occurs. The heat shield plate 4 against the first hot air flow A and heat radiation
Guides the first hot air flow A to the upper portion of the heat radiating hole 1a of the main body 1 and shuts off heat radiation upward and backward of the planar heater 2. As a result, the temperature of the heat shield plate 6 also increases, so that the second hot air flow B is generated in the air flow path 3. Since the second hot air flow B is sucked in from the intake port 7 and exhausted from the exhaust port 8, the temperature of the outer surface of the main body 1 other than the front surface can be kept low.
【0006】[0006]
【発明が解決しようとする課題】このような従来のパネ
ルヒータでは、発熱線41の発熱膨張による伸長を少な
くするために上部ヒータ42と下部ヒータ43に二等分
割している。また、電力切換えをしたときにも面状ヒー
タ2の全面で均等に発熱するように発熱線41を絶縁板
に巻装してその導出部をそれぞれの絶縁板に設け、発熱
線導出部47,48から導出している。In such a conventional panel heater, an upper heater 42 and a lower heater 43 are equally divided in order to reduce the extension of the heating wire 41 due to heat expansion. Further, the heating wire 41 is wound around an insulating plate so as to generate heat evenly over the entire surface of the planar heater 2 even when the power is switched, and its leading portions are provided on the respective insulating plates. 48.
【0007】そのため、図1に示すように上部ヒータ4
2の発熱線導出部48は下部ヒータ43のよりも上方に
位置するようになり、第1の熱気流Aおよび面状ヒータ
2の熱放射により高温となり、発熱線導出部48を絶縁
保護する絶縁物等の耐熱性や発熱線41とリード線の接
続部が高温度にさらされることが問題となっていた。For this reason, as shown in FIG.
The second heating wire lead-out portion 48 is located above the lower heater 43, and is heated to a high temperature by the first hot air flow A and the heat radiation of the planar heater 2. There has been a problem that the heat resistance of the object and the like and the connection between the heating wire 41 and the lead wire are exposed to high temperatures.
【0008】これに対して、発熱線41とリード線との
接続部が高温となるのを避けるために、遮熱板4を貫通
させて温度の低い空気流路3内に接続部を位置させてい
たが、遮熱板4の貫通孔から漏出する熱気と、上部ほど
温度が高くなる空気流路3内の熱気流とにより接続部は
高温となり、その耐熱性が問題となっていた。On the other hand, in order to avoid a high temperature at the connection between the heating wire 41 and the lead wire, the connection is positioned in the low-temperature air passage 3 through the heat shield plate 4. However, the hot air leaking from the through-hole of the heat shield plate 4 and the hot air flow in the air flow path 3 whose temperature becomes higher toward the upper portion have a high temperature at the connection portion, and the heat resistance has been a problem.
【0009】本発明は上記問題を解決するもので、発熱
線とリード線との接続部の温度を下げることができる耐
久性と信頼性に優れたパネルヒータを提供することを目
的とする。An object of the present invention is to solve the above-mentioned problem, and an object of the present invention is to provide a panel heater excellent in durability and reliability capable of lowering a temperature of a connecting portion between a heating wire and a lead wire.
【0010】[0010]
【課題を解決するための手段】本発明は上記目的を達成
するために、前面に放熱孔が設けられた本体と、前記本
体内に立設された面状ヒータと、前記面状ヒータの後方
に配設され、前記本体の背面との間に空気流路を形成す
る遮熱板と、前記本体の背面下部に設けられた前記空気
流路の吸気口と、前記本体の前面上部に設けられた前記
空気流路の排気口とを備え、前記面状ヒータの発熱線導
出部を前記空気流路内の下部に導出したものである。SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a main body having a heat radiating hole on a front surface thereof, a planar heater provided in the main body, and a rear side of the planar heater. A heat shield plate that forms an air flow path with the back surface of the main body, an air intake port of the air flow passage provided at a lower rear portion of the main body, and a top surface upper portion of the main body. And an exhaust port of the air flow path, and a heating wire lead-out portion of the planar heater is led out to a lower portion in the air flow path.
【0011】[0011]
【作用】本発明は上記したように、面状ヒータの後方に
配設された遮熱板と本体の背面との間に形成された空気
流路内の下部に面状ヒータの発熱線導出部を導出するよ
うにしたことにより、発熱線導出部は面状ヒータの熱放
射を受けることがなく、しかも、空気流路内へ吸気され
る気流によって空冷されるので、発熱線とリード線との
接続部の温度を低くすることができる。As described above, according to the present invention, a heating wire lead-out portion of a planar heater is provided at a lower portion in an air flow path formed between a heat shield plate provided behind a planar heater and a back surface of a main body. , The heating wire lead-out portion does not receive the heat radiation of the sheet heater, and is cooled by the airflow sucked into the air flow path. The temperature of the connection can be reduced.
【0012】[0012]
【実施例】以下、本発明の一実施例について図1から図
3を参照しながら説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS.
【0013】なお、従来例に示したものと同一部品には
同じ符号を付して説明を省略する。面状ヒータ2の後方
には本体1の背面1bとの間に空気流路3を形成する遮
熱板4が配設され、遮熱板4の下部には空気流路3の下
部に通じる貫通孔11が設けられている。そして、面状
ヒータ2の発熱線導出部47が貫通部11から空気流路
3内の下部に導出されている。The same parts as those shown in the conventional example are denoted by the same reference numerals, and description thereof will be omitted. A heat shield plate 4 that forms an air flow path 3 between the sheet heater 2 and the rear surface 1b of the main body 1 is provided. A lower part of the heat shield plate 4 is penetrated to a lower part of the air flow path 3. A hole 11 is provided. Then, the heating wire lead-out part 47 of the planar heater 2 is led out from the penetrating part 11 to a lower part in the air flow path 3.
【0014】面状ヒータ2は、図2および図3に示すよ
うに、上部ヒータ42と下部ヒータ43にそれぞれ縦巻
きに巻装された発熱線41は下部ヒータ43の下部から
導出され、発熱線導出部47を介してリード線と接続さ
れるようになっている。As shown in FIGS. 2 and 3, the planar heater 2 has a heating wire 41 wound vertically around an upper heater 42 and a lower heater 43, respectively. It is configured to be connected to a lead wire via the lead-out section 47.
【0015】上記構成において、面状ヒータ2に通電す
ると、従来例に示したものと同様に発熱線41が発熱し
て熱放射が開始されるとともに第1の熱気流Aと第2の
熱気流Bが発生する。In the above configuration, when the planar heater 2 is energized, the heating wire 41 generates heat and heat radiation is started in the same manner as in the prior art, and the first hot air flow A and the second hot air flow B occurs.
【0016】この動作において、発熱線導出部47は遮
熱板4の貫通部11から空気流路3内の下部に導出され
ているので、発熱線導出部47は面状ヒータ2の熱放射
を受けることがなく、しかも、第2の熱気流Bによって
吸気口7から吸気される気流によって空冷され、これに
より、発熱線41とリード線の接続部は低い温度に維持
される。In this operation, the heating wire lead-out portion 47 is led out from the penetrating portion 11 of the heat shield plate 4 to the lower part in the air flow path 3. It is not cooled, and is cooled by the airflow sucked from the intake port 7 by the second hot airflow B, whereby the connection between the heating wire 41 and the lead wire is maintained at a low temperature.
【0017】このように、本発明の実施例のパネルヒー
タによれば、面状ヒータ2の発熱線導出部47を空気流
路3内の下部に導出したことにより、発熱線導出部47
や発熱線41とリード線との接続部は面状ヒータ2から
の熱放射や第1の熱気流Aの加熱を受けることがなく、
しかも第2の気流Bにより空冷されてその温度を低くす
ることができ、耐久性と信頼性を優れたものにすること
ができるという効果がある。As described above, according to the panel heater of the embodiment of the present invention, since the heating wire lead-out portion 47 of the planar heater 2 is led out to the lower portion in the air flow path 3, the heating wire lead-out portion 47 is provided.
And the connection between the heating wire 41 and the lead wire does not receive heat radiation from the planar heater 2 or heating of the first hot air flow A,
In addition, the air is cooled by the second airflow B and the temperature thereof can be lowered, so that there is an effect that durability and reliability can be improved.
【0018】[0018]
【発明の効果】以上の実施例の説明から明かなように、
本発明によれば、面状ヒータの後方に配設された遮熱板
と本体の背面との間に形成された空気流路内の下部に面
状ヒータの発熱線導出部を導出するようにしたことによ
り、発熱線導出部は面状ヒータの熱放射を受けることが
なく、しかも、空気流路内へ吸気される気流によって空
冷されるので、発熱線とリード線との接続部の温度を低
くすることができ、その劣化を防止することができる。As is clear from the above description of the embodiment,
According to the present invention, the heating wire lead-out portion of the sheet heater is led out to a lower portion in an air flow path formed between the heat shield plate disposed behind the sheet heater and the back surface of the main body. As a result, the heating wire lead-out portion does not receive the heat radiation of the planar heater and is cooled by the airflow sucked into the air flow path, so that the temperature of the connection portion between the heating wire and the lead wire is reduced. It can be lowered, and its deterioration can be prevented.
【0019】このように本発明によれば、耐久性と信頼
性に優れたパネルヒータを提供することができる。As described above, according to the present invention, a panel heater excellent in durability and reliability can be provided.
【図1】本発明の一実施例のパネルヒータの側断面図FIG. 1 is a side sectional view of a panel heater according to an embodiment of the present invention.
【図2】同面状ヒータの分解斜視図FIG. 2 is an exploded perspective view of the planar heater.
【図3】同面状ヒータの要部の正面図FIG. 3 is a front view of a main part of the planar heater.
【図4】従来例のパネルヒータの側断面図FIG. 4 is a side sectional view of a conventional panel heater.
【図5】同面状ヒータの分解斜視図FIG. 5 is an exploded perspective view of the same surface heater.
1 本体 2 面状ヒータ 3 空気流路 4 遮熱板 7 吸気口 8 排気口 47 発熱線導出部 DESCRIPTION OF SYMBOLS 1 Main body 2 Planar heater 3 Air flow path 4 Heat shield plate 7 Intake port 8 Exhaust port 47 Heating wire lead-out part
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平2−203126(JP,A) 実開 昭61−71813(JP,U) 実開 昭47−11151(JP,U) 実開 昭63−22513(JP,U) 実開 昭59−103105(JP,U) (58)調査した分野(Int.Cl.7,DB名) F24D 13/02 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-2-203126 (JP, A) Japanese Utility Model Showa 61-71813 (JP, U) Japanese Utility Model Showa 47-11151 (JP, U) Japanese Utility Model Showa 63- 22513 (JP, U) Actually open sho 59-103105 (JP, U) (58) Fields investigated (Int. Cl. 7 , DB name) F24D 13/02
Claims (1)
体内に立設された面状ヒータと、前記面状ヒータの後方
に配設され、前記本体の背面との間に空気流路を形成す
る遮熱板と、前記本体の背面下部に設けられた前記空気
流路の吸気口と、前記本体の前面上部に設けられた前記
空気流路の排気口とを備え、前記面状ヒータの発熱線導
出部を前記空気流路内の下部に導出してなるパネルヒー
タ。1. A main body having a heat radiation hole on a front surface thereof, a planar heater standing inside the main body, and an air flow disposed between the planar heater and a rear surface of the main body. A heat shield plate that forms a path, an air inlet of the air flow channel provided at a lower rear portion of the main body, and an air outlet of the air flow channel provided at an upper front portion of the main body; A panel heater in which a heating wire lead-out portion of the heater is led to a lower portion in the air flow path.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3172516A JP3063246B2 (en) | 1991-07-12 | 1991-07-12 | Panel heater |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3172516A JP3063246B2 (en) | 1991-07-12 | 1991-07-12 | Panel heater |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0518548A JPH0518548A (en) | 1993-01-26 |
JP3063246B2 true JP3063246B2 (en) | 2000-07-12 |
Family
ID=15943407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3172516A Expired - Fee Related JP3063246B2 (en) | 1991-07-12 | 1991-07-12 | Panel heater |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3063246B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06167774A (en) * | 1992-11-30 | 1994-06-14 | Fuji Photo Film Co Ltd | Color photographic sensitive material and color image forming method |
-
1991
- 1991-07-12 JP JP3172516A patent/JP3063246B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0518548A (en) | 1993-01-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |