JPS62291884A - Laminar heater - Google Patents
Laminar heaterInfo
- Publication number
- JPS62291884A JPS62291884A JP13695586A JP13695586A JPS62291884A JP S62291884 A JPS62291884 A JP S62291884A JP 13695586 A JP13695586 A JP 13695586A JP 13695586 A JP13695586 A JP 13695586A JP S62291884 A JPS62291884 A JP S62291884A
- Authority
- JP
- Japan
- Prior art keywords
- plate
- molded body
- shaped
- shaped molded
- heating element
- 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
- 238000010438 heat treatment Methods 0.000 claims description 21
- 239000011247 coating layer Substances 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 6
- 229910010272 inorganic material Inorganic materials 0.000 claims description 5
- 239000011147 inorganic material Substances 0.000 claims description 5
- 229920000049 Carbon (fiber) Polymers 0.000 description 7
- 239000004917 carbon fiber Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000010304 firing Methods 0.000 description 4
- 239000006229 carbon black Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical group [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000010883 coal ash Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Surface Heating Bodies (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
【発明の詳細な説明】
３、発明の詳細な説明
〔技術分野〕
この発明は、床暖房装置や融雪装置などに用いられ、通
電することによって発熱する板状発熱体に関する。Detailed Description of the Invention 3. Detailed Description of the Invention [Technical Field] The present invention relates to a plate-shaped heating element that is used in floor heating equipment, snow melting equipment, etc. and generates heat when energized.
セメントに珪砂や石炭灰などの骨材を混合したような無
機材料中に炭素繊維やカーボンブラックなどの導電材料
を分散させてこれを板状に成形し、この板状成形体に通
電して発熱させることにより、床暖房や屋根、道路など
の融雪に用いる特開昭５９−８３３８８号公報Ｇこみら
れるような板状発熱体がある。A conductive material such as carbon fiber or carbon black is dispersed in an inorganic material such as cement mixed with aggregate such as silica sand or coal ash, and this is formed into a plate shape. Electricity is applied to this plate-shaped molded body to generate heat. There is a plate-shaped heating element as disclosed in Japanese Patent Application Laid-Open No. 59-83388 G, which is used for floor heating, roofs, snow melting on roads, etc.
従来のこのような板状発熱体は、使用してい（うちに、
炭素繊維が酸化されてしまい、徐々に発熱量が低下して
（るという問題、板状成形体が多孔質であるので、その
内部の含水率が不安定で電気特性が安定しないという問
題などがあり改善が望まれていた。Conventional plate-shaped heating elements like this are used (at our company,
There are problems such as the carbon fiber being oxidized and the calorific value gradually decreasing, and the plate-shaped molded body being porous, the moisture content inside it is unstable and the electrical properties are unstable. Improvement was desired.
この発明は、このような事情に鑑みて、発熱量が低下す
ることがなく、しかも、安定した電気特性を得ることが
できる板状発熱体を提供することを目的としている。In view of the above circumstances, it is an object of the present invention to provide a plate-shaped heating element that does not reduce the amount of heat generated and can provide stable electrical characteristics.
この発明は、このような目的を達成するために、無機材
料中に導電材料が分散されてなる板状成形体を備え、こ
の板状成形体には通電手段が配置されていて、この通電
手段に通電されると前記板状成形体が発熱する板状発熱
体において、前記坂状成形体の表面がガラス質被膜層で
覆われていることを特徴とする板状発熱体を要旨とする
。In order to achieve such an object, the present invention includes a plate-shaped molded body made of an inorganic material and a conductive material dispersed therein, and an energizing means is disposed on the plate-shaped molded body. The object of the present invention is to provide a plate-shaped heating element which generates heat when energized, characterized in that the surface of the sloping shaped body is covered with a glassy coating layer.
以下に、この発明を、その実施例をあられす図面を参照
しつつ詳しく説明する。Hereinafter, embodiments of the present invention will be explained in detail with reference to the accompanying drawings.
第１図は、この発明にかかる板状発熱体の１実施例をあ
られす。図にみるように、この板状発熱体１は、板状成
形体２．この板状成形体２への通電手段たる電極３，３
および板状成形体２の表面を覆うガラス質被膜層４から
構成されている。板状成形体２は、たとえば、セメント
に珪砂や石炭灰などの骨材を混合したというような無機
材料中に、炭素繊維やカーボンブラックなどの導電材料
が分散されたものから形成されている。電極３゜３は、
この板状成形体２に通電するためのものであって、一定
間隔を隔てて板状成形体２の内部に埋め込まれている。FIG. 1 shows an embodiment of a plate-shaped heating element according to the present invention. As shown in the figure, this plate-shaped heating element 1 includes a plate-shaped molded body 2. Electrodes 3, 3 are means for supplying electricity to this plate-shaped molded body 2.
and a glassy coating layer 4 covering the surface of the plate-shaped molded body 2. The plate-shaped molded body 2 is made of, for example, an inorganic material such as cement mixed with aggregate such as silica sand or coal ash, in which a conductive material such as carbon fiber or carbon black is dispersed. Electrode 3゜3 is
These are for supplying electricity to the plate-shaped molded body 2, and are embedded inside the plate-shaped molded body 2 at regular intervals.
電極材料としては、金網、あるいは、パンチングメタル
などが挙げられる。電極３，３には、図示していないが
、外部電源と接続されるリード線の一端がそれぞれ半田
付けされている。リード線は、ガラス質被膜層４を通っ
て外部に導き出されている。ガラス質被膜層４としては
、一般の磁器などに用いられているものなど、特に限定
はない。このガラス質被膜層によって、板状成形体内部
に分散された炭素繊維あるいはカーボンブラックなどは
、空気に触れることがな（なり、使用中に酸化して発熱
量が低下したりすることがなくなる。内部の含水率が安
定して安定した電気特性を得ることができる。ガラス質
被膜層が絶縁層にもなり、安全性が向上する。さらに、
表面の美観に優れたものとなる。Examples of the electrode material include wire mesh, punched metal, and the like. Although not shown, one end of a lead wire connected to an external power source is soldered to the electrodes 3, 3, respectively. The lead wire is led out through the glassy coating layer 4. The glassy coating layer 4 is not particularly limited, and may be one used for general porcelain or the like. This glassy coating layer prevents the carbon fibers, carbon black, etc. dispersed inside the plate-shaped molded product from coming into contact with the air, thereby preventing them from being oxidized during use and causing a decrease in calorific value. The internal water content is stable and stable electrical properties can be obtained.The glassy coating layer also serves as an insulating layer, improving safety.Furthermore,
The surface appearance is excellent.
この発明にかかる板状発熱体は、たとえば、以下のよう
にして得ることができる。The plate-shaped heating element according to the present invention can be obtained, for example, as follows.
■ セメント中に炭素繊維を分散させ、成形体材料を得
る。■ Distribute carbon fibers in cement to obtain molded material.
■ 成形型に２枚の金網を一定間隔を隔てて配置させる
。それぞれの金網にリード線の一端を半田付けし、他端
を成形型の外部に導き出しておく■ 成形体材料を成形
型に入れ成形し、板状成形体を得る。■ Place two pieces of wire mesh in the mold at a certain distance. Solder one end of the lead wire to each wire mesh, and lead the other end out of the mold.■Pour the molded object material into the mold and mold it to obtain a plate-shaped molded object.
■ 板状成形体を乾燥させる。この乾燥によって、のち
に行う焼成時に、爆裂したり、クランクが発生したりす
ることを防止する。■ Dry the plate-shaped molded body. This drying prevents explosions and cranks during later firing.
■ 板状成形体の表面に釉薬を塗布する。釉薬は、一般
の磁器に使用されるものなど、特に限定されない。■ Apply glaze to the surface of the plate-shaped molded body. The glaze is not particularly limited, and may be used for general porcelain.
■ 非酸化性雰囲気中で焼成する。非酸化性雰囲気で焼
成するのは、炭素繊維が焼成によって酸化しないように
するためである。炭素繊維が酸化されると、導電性が失
われ、発熱量が低下する、板状成形体の補強繊維として
の役目を果たさな（なるなどの問題が生じる。なお、非
酸化性雰囲気とは、窒素ガス雰囲気や還元性雰囲気のこ
とである。■ Calcinate in a non-oxidizing atmosphere. The purpose of firing in a non-oxidizing atmosphere is to prevent the carbon fibers from being oxidized by firing. When carbon fibers are oxidized, problems arise such as loss of electrical conductivity, reduced calorific value, and inability to function as reinforcing fibers for plate-shaped molded bodies. This refers to a nitrogen gas atmosphere or a reducing atmosphere.
■ 再水和養生させる。この養生は、焼成によって脱水
した水分を補給して板状成形体の強度回復を図るための
ものである。■ Rehydrate and cure. This curing is for the purpose of replenishing the moisture dehydrated by firing and recovering the strength of the plate-shaped molded body.
第２図は、この発明にかかる板状発熱体を床暖房装置に
使用した使用例をあられす。図にみるように、板状発熱
体１は、保護鉄箱５の中に収容されて大引６，６上に８
面され床暖房として用いられる。なお、電極板３，３か
らは、図示していないが、電源に接続されるリード線が
導き出され外部電源に接続されているのは、言うまでも
ない。FIG. 2 shows an example of use of the plate-shaped heating element according to the present invention in a floor heating system. As shown in the figure, the plate-shaped heating element 1 is housed in a protective iron box 5 and is placed on the main drawer 6, 6.
It is used as floor heating. It goes without saying that lead wires connected to a power source are led out from the electrode plates 3, 3 and connected to an external power source, although not shown.
図中、７はカーペットである。In the figure, 7 is a carpet.
この発明にかかる板状発熱体は、上記実施例に限定され
ない。板状成形体の成形後に、２枚の板状電極を板状成
形体の対向する木口面にそれぞれ導電性接着剤で貼り付
けるようにしてもよい。使用途は、屋根や道路に敷設し
て融雪用に用いるようにしてもよい。分散させる導電材
料は、カーボンブランクなどの粉体状のものであっても
よいが、繊維状のものの方が板状成形体の強度を向上さ
せることができるので好ましい。The plate-shaped heating element according to the present invention is not limited to the above embodiments. After the plate-shaped molded body is molded, two plate-shaped electrodes may be attached to the opposing end surfaces of the plate-shaped molded body using a conductive adhesive, respectively. It can also be used to melt snow by laying it on roofs or roads. The conductive material to be dispersed may be in powder form such as carbon blank, but fibrous material is preferable because it can improve the strength of the plate-shaped molded body.
この発明にかかる板状発熱体は、以上のように、無機材
料中に導電材料が分散されてなる板状成形体を備え、こ
の板状成形体には通電手段が配置されていて、この通電
手段に通電されると前記板状成形体が発熱する板状発熱
体において、前記板状成形体の表面がガラス質被膜層で
覆われているので、発熱量が低下することがなく、しか
も、安定した電気特性を得ることができる。さらに、ガ
ラス買被ｌｌＷ層が絶縁層ともなり、安全性も向上する
うえ、タイル状の板体となり外観もよくなる。As described above, the plate-shaped heating element according to the present invention includes a plate-shaped molded body made of an inorganic material and a conductive material dispersed therein, and the plate-shaped molded body is provided with an energizing means. In the plate-shaped heating element that generates heat when the means is energized, the surface of the plate-shaped formed body is covered with a glassy coating layer, so that the amount of heat generated does not decrease, and, Stable electrical characteristics can be obtained. Furthermore, the glass covering layer also serves as an insulating layer, improving safety and providing a tile-like plate with a good appearance.
第１図はこ発明にがかる板状発熱体の１実施例をあられ
す側断面図、第２図はこの発明にかかる板状発熱体の１
使用例をあられす側断面図である１・・・板状発熱体
２・・・板状成形体 ３・・・電極４・・・ガラス質被
膜層
代理人 弁理士 松 本 武 金
弟１因
第２図Fig. 1 is a side sectional view of one embodiment of the plate-shaped heating element according to the present invention, and Fig. 2 is a side sectional view of one embodiment of the plate-shaped heating element according to the invention.
A side sectional view showing an example of use 1... Plate heating element
2... Plate shaped body 3... Electrode 4... Vitreous coating layer agent Patent attorney Takeshi Matsumoto Kintei 1 cause Figure 2
Claims (1)
体を備え、この板状成形体には通電手段が配置されてい
て、この通電手段に通電されると前記板状成形体が発熱
する板状発熱体において、前記板状成形体の表面がガラ
ス質被膜層で覆われていることを特徴とする板状発熱体
。(1) A plate-shaped molded body made of an inorganic material and a conductive material dispersed therein, and an energizing means is disposed in the plate-shaped molded body, and when the energizing means is energized, the plate-shaped molded body A plate-shaped heating element that generates heat, characterized in that the surface of the plate-shaped molded body is covered with a glassy coating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13695586A JPS62291884A (en) | 1986-06-11 | 1986-06-11 | Laminar heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13695586A JPS62291884A (en) | 1986-06-11 | 1986-06-11 | Laminar heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62291884A true JPS62291884A (en) | 1987-12-18 |
Family
ID=15187411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13695586A Pending JPS62291884A (en) | 1986-06-11 | 1986-06-11 | Laminar heater |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62291884A (en) |
-
1986
- 1986-06-11 JP JP13695586A patent/JPS62291884A/en active Pending
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