JPH02133715A - Electric warmer - Google Patents

Abstract

PURPOSE:To efficiently heat not only the feet but also the entire legs by combining a foot warmer comprising an electric heat generator and a standing radiation heater having an electric heat generator in the heat generating section. CONSTITUTION:A foot warmer 1 and a radiation heater 2 are combined. The foot warmer 1 comprises an electric heat generator 4 to heat the stepping surface up to 35 to 40 deg.C in its body proper 3 which is placed on the floor to hold the stepping surface in a level or nearly level position. On the other hand, the standing radiation heater 2 is joined its heat generating section to the front end of the foot warmer 1. Its radiation surface is at 105 to 135 deg. relative to the stepping surface, and an electric heat generator 5 is disposed in the heat generating section which can maintain the surface temperature in the neighborhood of 350 deg.C. A safety screen 6 is preferably attached to the front face of the radiation heater 2. Further, the stepping surface of the foot warmer 1 is preferably adjustable from the horizontal position to about 15 deg. with the its front end being raised.

Description

【発明の詳細な説明】 （産業上の利用分野） 本発明は足許から下半身に向は広範囲に亘って加熱する
ことにより高効率暖房を行わせ得る電気暖房器に関する
。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an electric heater that can perform highly efficient heating by heating a wide area from the feet to the lower body.

（従来の技術） 足許の暖房を行わせるものとしては、足温器と称し足部
分を載せて局部的に接触暖房するもの、あるいは特公昭
６１−４００３号公報に示される自立形の電気ストーブ
、衝立形のパネルヒータの如きふく射による脚、膝部の
暖房を行わせるものがあり、何れも特定した狭い領域の
暖房専用器であって、快適性を得るには今一つの惑があ
った。(Prior Art) Devices that heat the feet include a device called a foot warmer that heats the feet locally by contact, or a free-standing electric stove as shown in Japanese Patent Publication No. 61-4003. There are screen-shaped panel heaters that use radiation to heat the legs and knees, but all of them are dedicated to heating a narrow, specific area, which is a problem when it comes to providing comfort.

（発明が解決しようとする課題） 腰を掛けて事務をとったり軽作業を行ったりする場合に
は、腰から下の下半身を平均して暖房し得るものである
のが好ましいが、上述する従来のものでは何れも異なる
部位の局部加熱しかできなくて、併用しなければ目的を
達成し得ないが、これでは設置スペース、加熱損失が大
となる問題があって好ましくなかった。(Problem to be Solved by the Invention) When sitting down to do office work or light work, it is preferable to have a device that can heat the lower body from the waist down on average. Each of these methods can only locally heat different parts of the body, and cannot achieve its purpose unless they are used in combination, but this is undesirable because of the problems of increased installation space and heating loss.

このような問題点に鑑みて本発明は足先から脚、腰に至
る■半身全部を同時に効率良く暖房し得る電気暖房器を
提供すべく成されたものであって、足許は接触暖房によ
り、脚、腰の部分はふく射熱暖房によって夫々有効に暖
を採ることができ、しかも温度分布が平均化されて快適
性に叶うとともに暖房運転経済性の改善に資する点を目
的とする。In view of these problems, the present invention was created to provide an electric heater that can efficiently heat the entire half of the body from the toes to the legs and waist at the same time. The purpose is to effectively heat the legs and waist by radiant heating, and to even out the temperature distribution to achieve comfort and contribute to improving the economical efficiency of heating operation.

（課題を解決するだめの手段） しかして本発明は上記目的を達成するために、添付図面
を参照し明らかな如く、請求項１の発明は、床上に置い
て足載せ面が水平あるいは略々水平に保持される本体（
３）に、前記足載せ面の表面温度を３５〜４０℃に加熱
する電気発熱体（４）を内蔵した足温器（１）と、発熱
部を前記足温器（１）の先側前端部に連接し、かつ、そ
の放熱面を前記足載せ面に対し１０５〜１３５６に交差
させるとともに、表面温度を３５０°前後に保持し得る
電気発熱体（５）を前記発熱部に備えた起立形のふく耐
加熱器（２）との連結構造によって電気暖房器を構成し
たことを特徴とする。(Means for Solving the Problems) In order to achieve the above-mentioned object, the invention of claim 1 provides a method for placing the feet on a floor so that the footrest surface is horizontal or approximately flat. Body held horizontally (
3), a foot warmer (1) with a built-in electric heating element (4) that heats the surface temperature of the footrest surface to 35 to 40°C; and a heat generating part located at the front end of the foot warmer (1). an upright type in which the heat generating part is equipped with an electric heating element (5) that is connected to the heat generating part, has its heat dissipation surface intersecting the footrest surface at an angle of 105 to 1356, and is capable of maintaining the surface temperature at around 350°. It is characterized in that an electric heater is constructed by a connection structure with a Nofu heating resistant device (2).

次に請求項２は、ふ（耐加熱器（２）の前面に保護網（
６）が設けた構成が請求項１に付加され、請求項３は、
足温器（１）の足載せ面を水平から約１５°の揺動角範
囲内で前」二りに調節し得る点が請求項１又は２に付加
されてなり、また、請求項４はふく耐加熱器（２）の電
気発熱体（５）が左右に並ぶ等容量の２基に分割されて
なる構成が請求項１．２又は３の構成に付加されている
ものである。Next, claim 2 provides a protective net on the front surface of the heat-resistant device (2).
6) is added to claim 1, and claim 3 includes:
An additional feature of claim 1 or 2 is that the footrest surface of the foot warmer (1) can be adjusted forward or backward within a swinging angle range of about 15 degrees from the horizontal. A configuration in which the electric heating element (5) of the heat-resistant device (2) is divided into two units of equal capacity arranged on the left and right sides is added to the configuration of claim 1.2 or 3.

く作用） 足温器（１）によって足の裏が３５〜４０℃に温められ
るので心地良さを覚え、さらに足温器（１）に連接させ
たふく耐加熱器（２）が、脚の近くで、３５０°Ｃ前後
の表面温度の電気発熱体（５）から仰角１５〜４５℃の
方向を中心として脚、膝部の全域に亘って略々等熱量の
放射線を放射することから下半身の表面を１５℃程度に
保温するようになって過度の加熱を避けて快適さを覚え
させ、綜合的に理想に近い局部暖房が実現できる。The foot warmer (1) warms the soles of the feet to 35-40°C, making them feel comfortable, and the foot warmer (2) connected to the foot warmer (1) warms the soles of the feet near the feet. The electric heating element (5) with a surface temperature of around 350°C radiates radiation of approximately the same amount of heat over the entire area of the legs and knees centered at an elevation angle of 15 to 45°C. By keeping the room warm at around 15 degrees Celsius, we can avoid excessive heating and feel comfortable, making it possible to achieve local heating that is close to the ideal.

なお、ふく耐加熱器（２）の加熱作動により加熱された
周辺空気の対流も行われるので上半身側にも温熱の影響
が及ぶことは勿論である。In addition, since convection of the surrounding air heated by the heating operation of the cloth heater (2) also occurs, it goes without saying that the upper body side is also affected by the heat.

請求項２ば保護網（６）を設置Ｊたことによりふく耐加
熱器（２）に足先を近付けても火傷から保護され、請求
項３は足載せ面を利用者の一番楽な姿勢に適応するよう
に調節可能であり、また請求項４は電気発熱体（５）の
ふく射線を効率良く両脚、両膝に集中放射できてエネル
ギー損失の少ない暖房が行われる。Claim 2 provides protection from burns even when the feet are brought close to the heat-resistant device (2) by installing the protective net (6), and claim 3 provides protection by setting the footrest in the most comfortable position for the user. According to a fourth aspect of the present invention, the rays of the electric heating element (5) can be efficiently and concentratedly radiated to both legs and both knees, thereby providing heating with little energy loss.

（実施例） 以下、本発明の実施例を添付図面にもとづいて説明する
。(Example) Hereinafter, an example of the present invention will be described based on the accompanying drawings.

第１図において、＋１）は平板形状の本体（３）を有す
る足温器であって、本体（３）には電気発熱体（４）例
えば４フツ化エチレン樹脂と導電性カーボンの複合材料
になる薄い方形状の面状ヒータが内蔵され、この面状ヒ
ータ（４）の両面を絶縁シートで被覆するとともにその
下面には断熱シートを添着させ、上面にはカーペットな
ど表面材を添着させてなり、全体として平板状をなす発
熱部に形成しており、前記表面材が上面に露出してこれ
を足載せ面として使用する構造になっている。In Fig. 1, +1) is a foot warmer having a flat body (3), and the body (3) has an electric heating element (4) made of a composite material of, for example, tetrafluoroethylene resin and conductive carbon. A thin rectangular planar heater (4) is built-in, and both sides of the planar heater (4) are covered with an insulating sheet, an insulating sheet is attached to the bottom surface, and a surface material such as a carpet is attached to the top surface. The heat generating part is formed as a flat plate as a whole, and the surface material is exposed on the upper surface and is used as a footrest surface.

一方、（２）は起立形のふく耐加熱器であって、横長形
状の本体には前面を開放した発熱部を備えて該発熱部に
周知の構造である反射板と電気発熱体（５）とを後先の
関係で配置している。On the other hand, (2) is an upright type heat-resistant device, and the oblong main body is equipped with a heat generating part with an open front, and the heat generating part has a well-known structure of a reflector and an electric heating element (5). and are placed in a backward-first relationship.

電気発熱体（５）には各種のヒータが適用可能であるが
、例えばＮｉ−Ｃｒ合金からなる帯状体を横長にさせて
発熱部に配設せしめており、この発熱部の放熱面が足温
器（１）の足載せ面に対し１０５〜１３５゜の交差角範
囲で交差するように設ける共に、本体ハウジングの底部
を足温器（１）が取り付けられた共通のフレーム（７）
に固定せしめて、発熱部が足温器（１）の先側前端部に
連接するよ・）に配設せしめている。Various types of heaters can be applied to the electric heating element (5), but for example, a horizontally elongated strip made of Ni-Cr alloy is placed in the heat generating part, and the heat dissipation surface of the heat generating part is used to heat the feet. A common frame (7) is provided to intersect the footrest surface of the device (1) at an angle of 105 to 135 degrees, and the bottom of the main body housing is connected to a common frame (7) to which the foot warmer (1) is attached.
The heat generating part is connected to the front end of the foot warmer (1).

上記電気発熱体（５）は通電発熱に伴って表面温度がふ
く射線を出す領域の例えば３５０°に保持されるように
構成している。The electric heating element (5) is configured so that its surface temperature is maintained at, for example, 350° in the radiation emitting region as the electric heating element generates heat.

なお、発熱部における開放した前面には、第１図に示す
如き保護網（６）を着脱可能に取着さゼでなる構造とす
ることが安全面の見地から好ましいことである。From a safety standpoint, it is preferable to have a structure in which a protective net (6) as shown in FIG. 1 is removably attached to the open front surface of the heat generating section.

この場合の保護網（６）としては、金網の表面に繊維毛
を静電加工によりイ」着させた構成などが好適である。In this case, the protective net (6) preferably has a structure in which fiber hair is attached to the surface of a wire net by electrostatic processing.

さらに上記ふく射加熱器（２）は１０５〜１３５６の範
囲内の所定交差角で固定せしめても良く、また、第３図
（（）　、　（ｎ）に示す如く側面部に調節レバー（８
）を設りる−・方、電気発熱体（５）を水平軸の周りに
回転Ｉ′ＩＪ能に設けて調節レバー（８）と前記水平軸
とを連結させて、発熱部の放熱面を１０５〜Ｘ３５６の
範囲内で回動させ任意の角度位置で固定し得る構造とな
すことは好ましい手段である。Furthermore, the radiant heater (2) may be fixed at a predetermined crossing angle within the range of 105 to 1356, and an adjustment lever (8
), the electric heating element (5) is rotatably mounted around a horizontal axis, and the adjustment lever (8) is connected to the horizontal axis to adjust the heat dissipation surface of the heat generating part. A preferable means is to have a structure that can be rotated within the range of 105 to 356 and fixed at any angular position.

なお、第３図（イＬ（Ｉ＋）中、ＱＯＩは電気発熱体（
５）に同定したブラケット、ＯＤは固定軸、（１２）は
側板に削設した弧状長孔、０１、」ブラケット００）に
削設した弧状長孔αりは樹脂製の摺動材、（１５）はス
プリングを＋ｍ示している。In addition, in Figure 3 (IL(I+)), QOI is the electric heating element (
The bracket identified in 5), OD is a fixed shaft, (12) is an arcuate long hole cut in the side plate, 01, and the arcuate long hole α cut in bracket 00) is a resin sliding material, (15) ) indicates the spring +m.

一方、前記足温器（１）に関しても第４図（（）　、　
（ｏ）に略示するように、本体（３）を水平状態基準と
して、約１５°の角度範囲内で随時５°ずつの揺動が可
能な構造とすることも亦、好ましい態様である。On the other hand, regarding the foot warmer (1), Fig. 4 ((),
As schematically shown in (o), it is also a preferred embodiment to have a structure in which the main body (3) can be oscillated by 5 degrees at any time within an angular range of about 15 degrees with the main body (3) in a horizontal state.

ナオ、第４図（（Ｌ（Ｉ＋）中、０６）は揺動レバー、
（１７１はランク部材、叫はスプリングであり、足温器
（１）を下げるときは、揺動レバーａ０を反時計側回転
の矢示方向に押して足温器（１）を下方に強（押せば良
く、逆に上げるときは、揺動レバー０６）を前記矢示方
向に押したままにするとスプリング０８）の弾力によっ
て５°ステツプずつ上るようになる。Nao, Figure 4 ((L(I+) middle, 06) is the swing lever,
(171 is a rank member, and 171 is a spring. To lower the foot warmer (1), push the rocking lever a0 in the direction of the arrow for counterclockwise rotation, and forcefully push the foot warmer (1) downward. If you wish to raise it, hold down the swinging lever 06) in the direction of the arrow, and the spring 08) will raise it in 5° steps.

また、ふく射加熱器（２）に設けられた電気発熱体（５
）を左右半分ずつに区切らせて、両発熱体素子（３）を
利用者の両脚間隔に適応した配置でケーシング内に介在
させることも、ふく射加熱源温度が前記一定温度（３５
０℃）に保持された状態でふく射線の散逸を防ぎ略々全
量を両脚の方に放射させる点でかかる分割構造は好まし
い手段である。In addition, the electric heating element (5) provided in the radiant heater (2)
) may be divided into left and right halves, and both heating element elements (3) may be interposed within the casing in an arrangement adapted to the distance between the user's legs.
Such a divided structure is a preferable means in that it prevents the radiation from dissipating and allows almost the entire amount to be radiated toward both legs when the radiation is maintained at a temperature of 0°C.

以上説明してなる構造を有する電気暖房器は一例を挙げ
ると、足温器（１＋の幅、奥行が３９０１ｍ、３００龍
で入力３０誓、表面温度４０’Ｃの条件になり、ふく射
加熱器（２）の幅、奥行及び高さが３９００．９０ｍ１
．１７５ｍｍで、入力３００Ｗ、表面温度が３５０’Ｃ
の条件になり、全体としてコンパクトにまとめている。An example of an electric heater having the structure described above is a foot warmer (width of 1+, depth of 3901 m, input of 30 o'clock at 300 dragons, surface temperature of 40'C), radiant heater ( 2) Width, depth and height are 3900.90m1
．． 175mm, input 300W, surface temperature 350'C
conditions, making it compact as a whole.

しかして足温器（１）はフレーム（７）に対して傾動可
能に取り付けるのが好ましく、利用者の身長差に応じ場
合によっては足載せ面を水平から前上りの状態に揺動さ
せた方が足を載せた際の姿勢が楽になることもあるので
、第４図に示す如＜３０°までの範囲好ましくは１５°
までで手前の後側端部又は前後中間部の左右方向に延び
る軸を中心として揺動可能となすことは好適な実施態様
である。Therefore, it is preferable to attach the foot warmer (1) so that it can tilt relative to the frame (7), and depending on the height difference of the user, the footrest surface may be swung from horizontal to forward upward. Since it may make your posture more comfortable when you put your feet on it, the angle is preferably within the range of <30°, preferably 15°, as shown in Figure 4.
It is a preferred embodiment to be able to swing around an axis extending in the left-right direction at the front rear end portion or the front-rear intermediate portion.

一方、第５図の例は電気発熱体（５）の表面に可逆性示
温塗料（９）を塗布せしめて電気発熱体（５）が高温で
あるか否かを視覚的に色の変化として認識させるように
したものであり、足を長時間保護網（６）に触れさせる
ことにより低温火傷を生じたり、スイッチを切り忘れた
りするのを防ぐ点で好ましい。On the other hand, in the example shown in Figure 5, a reversible temperature-indicating paint (9) is applied to the surface of the electric heating element (5), and whether or not the electric heating element (5) is at a high temperature can be visually recognized as a change in color. This is preferable in that it prevents low-temperature burns caused by touching the protective net (6) for a long period of time or forgetting to turn off the switch.

この場合の示温塗料としては硫化カドミウム及びセレン
化カドニウムを含有する顔料が例とじて挙げられ、この
場合は、２００℃以上の温度で黄色から橙色を経、炎に
近い赤色に変化するために、暖感を与える一方、危険の
予知として好適な色合いであって効果は一層大きい。ま
たこの例は足載せ面を山形に形成していて足の裏に密着
し暖房効果を高め得るようにしている。Examples of temperature-indicating paints in this case include pigments containing cadmium sulfide and cadmium selenide. While it gives a sense of warmth, it is also a suitable color for predicting danger, making it even more effective. In addition, in this example, the footrest surface is formed into a chevron shape so that it fits tightly against the soles of the feet and enhances the heating effect.

しかして足温器（１）が表面温度３５°Ｃで入力３０ｋ
、ふく射加熱器（２）が表面温度３５０　’Ｃで入力４
００Ｗのものによって垂直ふく射と水平４５°ふり１・
１の分布測定したところ、第６図及び第１図に示す結果
が得られ、膝下から足許にかＬＪで平均した分布状況と
なって１５℃程度の雰囲気温度が得られて、足裏から伝
わる３５℃の温度と合わさって快適な局所暖房が行われ
ることを示している。However, the foot warmer (1) has a surface temperature of 35°C and an input of 30k.
, the radiant heater (2) is input 4 at a surface temperature of 350'C.
Vertical radiation and horizontal 45° swing 1.
When the distribution of 1 was measured, the results shown in Figures 6 and 1 were obtained, and the distribution was averaged from below the knee to the foot or LJ, and an ambient temperature of about 15°C was obtained, which was transmitted from the sole of the foot. Combined with the temperature of 35°C, this indicates comfortable local heating.

（発明の効果） 本発明は以上説明した構成及び作用を有するものであっ
て効果を挙げると次の通りである。(Effects of the Invention) The present invention has the configuration and operation described above, and the effects are as follows.

足の裏からの接触暖房と脚部膝部における有効なふく射
熱による暖房とが同時に行え、しかもふく射熱の影響で
空気の対流が生じ上半身側にも爽やかな温感を与えるこ
とから快適な局所暖房が可能である。Contact heating from the soles of the feet and effective radiant heat heating at the knees and legs can be performed at the same time.Moreover, the radiant heat creates air convection, giving a refreshing sense of warmth to the upper body, providing comfortable local heating. It is possible.

しかも本発明は単なる二種の暖房器の併用ではなく、両
者間の温度関係、ふく射線のふく射方向の特定を行わせ
たことにより足先から順に上半身側に至って温度が漸減
するいわゆる頭寒足熱の理に叶った暖房が可能である。Moreover, the present invention does not simply use two types of heaters together, but also specifies the temperature relationship between them and the radiation direction of the radiation rays, thereby realizing the so-called cold-head-feet-heat phenomenon in which the temperature gradually decreases from the toes to the upper body. heating is possible.

ざらに、足温器（１）、ふく射加熱器（２）を温度環境
に応じて何れか−・方の屯独運転又は（Ｄ用運転に切換
えれば良いので利用温度範囲は拡大される。In general, the temperature range of use can be expanded because the foot warmer (1) and the radiant heater (2) can be switched to one of the two modes of operation or (D) depending on the temperature environment.

また、足載せ面を角度調節することによって楽な足載せ
姿勢をとり得るものであり、保護網（６）を設けたこと
により安全面での効果が大であり、また、ふく射加熱器
（２）の電気発熱体（５）を左右２基に分割して放熱損
失の少ない暖房が可能である等、種々すぐれた効果を奏
する。In addition, by adjusting the angle of the footrest surface, a comfortable footrest position can be taken, and the provision of a protective net (6) is highly effective in terms of safety. ) The electric heating element (5) can be divided into two left and right units to provide heating with less heat radiation loss, and various other excellent effects can be achieved.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図乃至第５図は本発明の実施例に係る黙示構造図、
第６図及び第７図は本発明の例に係る加熱運転時のふく
射分布説明図である。 （１）・・・足温器、　（２）・・・ふく射加熱器、（
３）・・・本体、　（４）、　（５）・・・電気発熱体
、（６）・・・保護網。 １晩1 to 5 are implicit structural diagrams according to embodiments of the present invention,
FIGS. 6 and 7 are explanatory diagrams of radiation distribution during heating operation according to an example of the present invention. (1)...Foot warmer, (2)...Radiant heater, (
3)... Main body, (4), (5)... Electric heating element, (6)... Protective net. 1 night

Claims (1)

【特許請求の範囲】 １、床上に置いて足載せ面が水平あるいは略々水平に保
持される本体（３）に、前記足載せ面の表面温度を３５
〜４０℃に加熱する電気発熱体（４）を内蔵した足温器
（１）と、発熱部を前記足温器（１）の先側前端部に連
接し、かつ、その放熱面を前記足載せ面に対し１０５〜
１３５°に交差させるとともに、表面温度を３５０°前
後に保持し得る電気発熱体（５）を前記発熱部に備えた
起立形のふく射加熱器（２）との連結構造になることを
特徴とする電気暖房器。 ２、ふく射加熱器（２）の前面に保護網（６）が設けら
れている請求項１記載の電気暖房器。 ３、足温器（１）の本体（３）が、水平状態を基準とし
て約１５°の揺動角範囲内で足載せ面を前上りに調節し
得る揺動可能に設けられてなる請求項１又は２記載の電
気暖房器。４、ふく射加熱器（２）の電気発熱体（５）
が左右に並ぶ等容量の２基に分割されてなる請求項１、
２又は３記載の電気暖房器。[Claims] 1. The main body (3), which is placed on the floor and whose footrest surface is held horizontally or approximately horizontally, is heated to a surface temperature of 35°C.
A foot warmer (1) with a built-in electric heating element (4) that heats to ~40°C, a heat generating part connected to the front end of the foot warmer (1), and a heat dissipation surface of the foot warmer (1) connected to the front end of the foot warmer (1). 105~ for the mounting surface
It is characterized by a connection structure with an upright radiant heater (2) that intersects at 135° and has an electric heating element (5) in the heating section that can maintain the surface temperature at around 350°. Electric heater. 2. The electric heater according to claim 1, wherein a protective net (6) is provided in front of the radiant heater (2). 3. The main body (3) of the foot warmer (1) is provided so as to be swingable so that the footrest surface can be adjusted forward and upward within a swing angle range of about 15 degrees with respect to the horizontal state. The electric heater according to 1 or 2. 4. Electric heating element (5) of radiant heater (2)
Claim 1: is divided into two units of equal capacity arranged on the left and right,
The electric heater according to 2 or 3.