JPH097738A - Heater - Google Patents
HeaterInfo
- Publication number
- JPH097738A JPH097738A JP14910395A JP14910395A JPH097738A JP H097738 A JPH097738 A JP H097738A JP 14910395 A JP14910395 A JP 14910395A JP 14910395 A JP14910395 A JP 14910395A JP H097738 A JPH097738 A JP H097738A
- Authority
- JP
- Japan
- Prior art keywords
- wedge
- heating element
- heater
- electrode plate
- shaped
- 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
Landscapes
- Resistance Heating (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、液体の加熱装置やスチ
ーム発生装置に用いる外形が楔型形状をしたヒータに関
するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heater having a wedge-shaped outer shape, which is used for a liquid heating device and a steam generator.
【０００２】[0002]
【従来の技術】従来から、例えばスチーム式ヘアーカー
ル器内に内蔵されるヒータとして外形が楔型形状をした
ヒータが提案されている。例えば、特開昭６０ー１１２
２８１号公報においては、図１３、図１４に示すよう
に、スチーム式ヘアーカール器の筒状をした本体２０内
に外形が楔型形状をしたヒータ２１を配設し、筒状をし
た本体２０の端部開口部に着脱自在に嵌め込んだ給水タ
ンク２２の端部に楔形をした凹部２３を設け、該給水タ
ンク２２に設けた給水体２４を楔形をした凹部２３の内
面に沿わせてあり、給水タンク２２を筒状をした本体２
０の端部開口部に嵌め込んで取付けた際に、楔型形状を
したヒータ２１に楔型形状をした凹部２３を嵌め込むこ
とで、凹部２３内面に沿わせた給水体２４をヒータ２１
に密着するようにしてある。このように、ヒータ２１の
外形を楔型形状にすることで、給水タンク２２との着脱
を容易にし且つ給水体２４とヒータ２１との密着を良く
している。2. Description of the Related Art Conventionally, for example, a heater having a wedge-shaped outer shape has been proposed as a heater built in a steam-type hair curling device. For example, JP-A-60-112
In Japanese Patent Publication No. 281, the heater 21 having a wedge-shaped outer shape is provided in a cylindrical body 20 of a steam-type hair curl device, as shown in FIGS. The wedge-shaped recess 23 is provided at the end of the water supply tank 22 which is detachably fitted in the end opening of the, and the water supply body 24 provided in the water supply tank 22 is arranged along the inner surface of the wedge-shaped recess 23. , The main body 2 in which the water supply tank 22 has a cylindrical shape
When the wedge-shaped heater 21 is fitted and attached to the end opening of No. 0, the wedge-shaped concave portion 23 is fitted, so that the water supply body 24 along the inner surface of the concave portion 23 is attached to the heater 21.
To be in close contact with. By making the outer shape of the heater 21 wedge-shaped in this manner, the heater 21 can be easily attached to and detached from the water supply tank 22, and the close contact between the water supply body 24 and the heater 21 is improved.
【０００３】ところで、上記のような外形が楔型形状を
したヒータ２１を形成するには、従来にあっては、ＰＴ
Ｃ素子からなる発熱体１′を薄平板の電極板２′で挟持
し、その両側に楔型形状をした無機質の絶縁板２５を配
したものを樹脂製の枠２６に組み込み、これらを表面が
無機質材でコーティングされた外形が楔型形状をした金
属ケース３′の楔型形状の穴４′に圧入することで形成
していた。In order to form the heater 21 having a wedge-shaped outer shape as described above, conventionally, a PT 21 is used.
A heating element 1 'made of a C element is sandwiched between thin flat electrode plates 2', and a wedge-shaped inorganic insulating plate 25 is disposed on both sides of the heating element 1 'and incorporated into a resin frame 26. The outer surface coated with an inorganic material is formed by press-fitting into a wedge-shaped hole 4 'of a wedge-shaped metal case 3'.
【０００４】[0004]
【発明が解決しようとする課題】ところが、上記のよう
な従来例のヒータ２１にあっては、ＰＴＣ素子からなる
発熱体１′から熱が電極板２′、楔型形状をした絶縁板
２５、金属ケース３′の順に熱伝達が行われるため、熱
伝達ロスが大きいという問題がある。しかも、ケースが
金属製のため、人が触れた場合には感電のおそれがあ
る。However, in the conventional heater 21 as described above, heat is generated from the heating element 1'comprising a PTC element to the electrode plate 2 ', the wedge-shaped insulating plate 25, Since heat is transferred in the order of the metal case 3 ', there is a problem that the heat transfer loss is large. Moreover, since the case is made of metal, there is a risk of electric shock when touched by a person.
【０００５】また、構造が複雑なため、小型化、組立て
の自動化が困難であり、コストも高くなるという問題が
ある。また、スチーム発生の場合、水垢付着防止及び、
腐蝕防止のために金属ケース３′に無機質材のコーティ
ングが必要であるという問題がある。本発明は上記の従
来例の問題点に鑑みて発明したものであって、その目的
とするところは、熱伝達のロスが少なく、感電のおそれ
がなく、また、構造が簡略化できて小型化、組立ての自
動化が図れ、しかも、従来のような無機質材のコーティ
ングの必要がないヒータを提供するにある。Further, since the structure is complicated, there is a problem that it is difficult to reduce the size and automate the assembling, and the cost becomes high. Also, in the case of steam generation, prevention of adhesion of scale and
There is a problem that the metal case 3'needs to be coated with an inorganic material in order to prevent corrosion. The present invention has been made in view of the problems of the above-mentioned conventional example, and its object is to reduce heat transfer loss, to avoid electric shock, and to simplify the structure and reduce the size. The purpose of the present invention is to provide a heater which can be automated in assembly and which does not require coating with an inorganic material as in the conventional case.
【０００６】[0006]
【課題を解決するための手段】上記従来例の問題点を解
決して本発明の目的を達成するために本発明のヒータ
は、ＰＴＣ素子からなる発熱体１を少なくとも一方が楔
型形状をした２個の電極板２で挟持し、これらを外形が
楔型形状をしたセラミックケース３の楔型形状の穴４に
圧入して成ることを特徴とするものである。In order to solve the problems of the above-mentioned conventional examples and to achieve the object of the present invention, in the heater of the present invention, at least one heating element 1 made of a PTC element has a wedge shape. It is characterized in that it is sandwiched between two electrode plates 2, and these are press-fitted into a wedge-shaped hole 4 of a ceramic case 3 having a wedge-shaped outer shape.
【０００７】また、ＰＴＣ素子からなる発熱体１を挟持
する電極板２に発熱体１のずれ防止用の突起５を設ける
ことも好ましい。また、ＰＴＣ素子からなる発熱体１を
挟持する電極板２の一部に過電流防止用の切欠部６を設
けることも好ましい。また、ＰＴＣ素子からなる発熱体
１を挟持する電極板２に、電路の一部に過電流防止用の
切欠部７を設けた切片８を接続することも好ましい。Further, it is also preferable to provide a projection 5 for preventing the displacement of the heating element 1 on the electrode plate 2 which holds the heating element 1 made of a PTC element. It is also preferable to provide a notch 6 for preventing overcurrent in a part of the electrode plate 2 that holds the heating element 1 made of a PTC element. Further, it is also preferable to connect the section 8 in which a cutout 7 for preventing overcurrent is provided in a part of the electric path to the electrode plate 2 that holds the heating element 1 made of a PTC element.
【０００８】[0008]
【作用】上記のような構成の本発明によれば、ＰＴＣ素
子からなる発熱体１を少なくとも一方が楔型形状をした
２個の電極板２で挟持し、これらを外形が楔型形状をし
たセラミックケース３の楔型形状の穴４に圧入してヒー
タを構成してあるので、ＰＴＣ素子からなる発熱体１か
ら熱が電極板２、セラミックケース３の順に熱伝達する
こととなり、熱伝達のロスが少なくなる。そして、ケー
スがセラミックケース３であることから、従来の金属ケ
ースのように人が触れても感電の恐れがない。また、セ
ラミックケース３であるので、スチーム用ヒータとした
場合には水垢の付着や腐蝕の防止効果があり、従来の金
属ケースのように無機質材のコーティングをする必要が
ない。また、発熱体１を少なくとも一方が楔型形状をし
た２個の電極板２で挟持し、これらを外形が楔型形状を
したセラミックケース３の楔型形状の穴４に圧入してヒ
ータを構成することで、構造が簡単となり、組立てが簡
略化する。According to the present invention having the above-described structure, the heating element 1 made of a PTC element is sandwiched between two electrode plates 2 at least one of which has a wedge shape, and the outer shape thereof has a wedge shape. Since the heater is formed by press-fitting it into the wedge-shaped hole 4 of the ceramic case 3, heat is transferred from the heating element 1 composed of the PTC element to the electrode plate 2 and the ceramic case 3 in this order, and the heat transfer Loss is reduced. Further, since the case is the ceramic case 3, there is no risk of electric shock even when touched by a person like a conventional metal case. Further, since it is the ceramic case 3, when it is used as a steam heater, it has an effect of preventing adhesion of scale and corrosion, and it is not necessary to coat it with an inorganic material unlike the conventional metal case. Further, the heating element 1 is sandwiched between two electrode plates 2 at least one of which has a wedge shape, and these are press-fitted into a wedge-shaped hole 4 of a ceramic case 3 having an outer shape of a wedge to form a heater. This simplifies the structure and simplifies the assembly.
【０００９】また、ＰＴＣ素子からなる発熱体１を挟持
する電極板２に発熱体１のずれ防止用の突起５を設ける
ことで、発熱体１を電極板２の所定の位置に位置決めし
て、セラミックケース３の楔型形状の穴４に正確に組み
込むことができる。また、ＰＴＣ素子からなる発熱体１
を挟持する電極板２の一部に過電流防止用の切欠部６を
設けることで、ＰＴＣ素子からなる発熱体１の寿命時等
過電流が流れた場合に切欠部６部分が溶断し、過電流を
防止することが可能となる。Further, by providing the projection 5 for preventing the displacement of the heating element 1 on the electrode plate 2 sandwiching the heating element 1 made of a PTC element, the heating element 1 is positioned at a predetermined position of the electrode plate 2. It can be accurately assembled in the wedge-shaped hole 4 of the ceramic case 3. In addition, the heating element 1 composed of a PTC element
By providing the cutout portion 6 for preventing overcurrent in a part of the electrode plate 2 that holds the cutout, the cutout portion 6 is melted and cut when the overcurrent flows during the life of the heating element 1 including the PTC element. It becomes possible to prevent an electric current.
【００１０】また、ＰＴＣ素子からなる発熱体１を挟持
する電極板２に、電路の一部に過電流防止用の切欠部７
を設けた切片８を接続することで、ＰＴＣ素子からなる
発熱体１の寿命時等過電流が流れた場合に切欠部７部分
が溶断し、過電流を防止することが可能となる。Further, in the electrode plate 2 for sandwiching the heating element 1 made of a PTC element, a notch 7 for preventing overcurrent is provided in a part of the electric path.
By connecting the section 8 provided with, when the overcurrent flows during the life of the heating element 1 made of the PTC element, the notch portion 7 is melted and the overcurrent can be prevented.
【００１１】[0011]
【実施例】以下本発明を添付図面に示す実施例に基づい
て詳述する。図１、図２には本発明の一実施例が示して
ある。ヒータの外殻を構成するケースは無機質のセラミ
ック製のセラミックケース３であり、外形が楔型形状を
している。楔型形状をしたセラミックケース３には楔型
形状をした穴４が形成してある。セラミックケース３の
外形を楔型形状にしたのは、例えばスチーム式ヘアーカ
ール器のヒータなどとして使用する際に、該ヒータに給
水体に設けた楔型形状をした凹部を簡単に着脱できるよ
うにし、また、嵌め込んだ際に確実に密着できるように
するためである。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the embodiments shown in the accompanying drawings. 1 and 2 show one embodiment of the present invention. The case forming the outer shell of the heater is a ceramic case 3 made of an inorganic ceramic, and has an outer shape of a wedge shape. A wedge-shaped hole 4 is formed in the wedge-shaped ceramic case 3. The outer shape of the ceramic case 3 is formed in a wedge shape so that, for example, when the heater is used as a heater for a steam-type hair curl device, the wedge-shaped recess provided in the water supply body can be easily attached to and detached from the heater. Also, this is to ensure that they can closely contact each other when they are fitted.
【００１２】外形が楔型のセラミックケース３の楔型形
状をした穴４にはＰＴＣ素子からなる発熱体１、電極板
２が内装されるが、本実施例にあっては、ＰＴＣ素子か
らなる発熱体１を２個の楔型形状をした電極板２で挟
み、これをセラミックケース３の楔型形状をした穴４に
圧入してヒータが構成してある。なお、電極板２には端
部に突片１０が設けてあって、該突片１０にリード線９
が接続してある。図２には圧入した状態の断面図が示し
てある。ここで、ＰＴＣ素子からなる発熱体１を２個の
楔型形状をした電極板２ａで挟み、これをセラミックケ
ース３の楔型形状をした穴４に圧入することで、簡単な
構成で圧入ができ、また、電極板２ａの外面を楔型形状
をした穴４にぴったりと密着させることができて、熱伝
導のロスがないようにできるものである。A heating element 1 made of a PTC element and an electrode plate 2 are internally provided in a wedge-shaped hole 4 of a ceramic case 3 having an outer shape of a wedge, but in the present embodiment, it is made of a PTC element. The heating element 1 is sandwiched between two wedge-shaped electrode plates 2, and this is pressed into a wedge-shaped hole 4 of the ceramic case 3 to form a heater. It should be noted that the electrode plate 2 is provided with a projecting piece 10 at an end thereof, and the lead wire 9 is attached to the projecting piece 10.
Is connected. FIG. 2 shows a cross-sectional view of the press-fitted state. Here, the heating element 1 made of a PTC element is sandwiched between two wedge-shaped electrode plates 2a, and this is press-fitted into the wedge-shaped hole 4 of the ceramic case 3, so that the press-fitting can be performed with a simple configuration. In addition, the outer surface of the electrode plate 2a can be closely fitted to the wedge-shaped hole 4 so that there is no loss of heat conduction.
【００１３】図３、図４には本発明の他の実施例が示し
てある。すなわち、上記実施例ではＰＴＣ素子からなる
発熱体１を２個の楔型形状をした電極板２ａで挟み、こ
れをセラミックケース３の楔型形状をした穴４に圧入し
てヒータを構成しているが、本実施例においては、楔型
形状をした電極板２ａと平板状をした電極板２ｂとでＰ
ＴＣ素子からなる発熱体１を挟み、これをセラミックケ
ース３の楔型形状をした穴４に圧入してヒータを構成し
た例を示している。図４には圧入した状態の断面図が示
してある。3 and 4 show another embodiment of the present invention. That is, in the above embodiment, the heating element 1 made of a PTC element is sandwiched by two wedge-shaped electrode plates 2a, and this is press-fitted into the wedge-shaped holes 4 of the ceramic case 3 to form a heater. However, in the present embodiment, the wedge-shaped electrode plate 2a and the plate-shaped electrode plate 2b serve as P.
An example is shown in which a heating element 1 made of a TC element is sandwiched and press-fitted into a wedge-shaped hole 4 of a ceramic case 3 to form a heater. FIG. 4 shows a cross-sectional view of the press-fitted state.
【００１４】図５には本発明の更に他の実施例が示して
ある。本実施例においては、図１や図３の実施例におけ
る楔型形状をした電極板２ａの発熱体１と接する面に発
熱体１のずれ防止用の突起５を設けてあり、このように
ずれ防止用の突起５を設けることで楔型形状をした電極
板２ａの所定の位置にＰＴＣ素子からなる発熱体１を位
置決めできるようになっており、穴４への組み込みもよ
り正確且つ容易に行えるようになっている。FIG. 5 shows still another embodiment of the present invention. In this embodiment, the wedge-shaped electrode plate 2a of the embodiment shown in FIGS. 1 and 3 is provided with the protrusion 5 for preventing the displacement of the heating element 1 on the surface in contact with the heating element 1. By providing the projection 5 for prevention, the heating element 1 made of a PTC element can be positioned at a predetermined position of the electrode plate 2a having a wedge shape, and the assembly into the hole 4 can be performed more accurately and easily. It is like this.
【００１５】また、図６には図３の実施例における平板
状をした電極板２ｂの発熱体１と接する面に発熱体１の
ずれ防止用の突起５を設けてあり、この実施例において
もずれ防止用の突起５で平板状をした電極板２ｂの所定
の位置にＰＴＣ素子からなる発熱体１を位置決めできる
ようになっており、穴４への組み込みもより正確且つ容
易に行えるようになっている 図７、図８には本発明の他の実施例が示してある。すな
わち、図７に示す実施例においては、楔型形状をした電
極板２ａのＰＴＣ素子からなる発熱体１と接触する面と
リード線９との間の電路である突片１０の一部に過電流
防止用の切欠部６が設けてある。つまり、本実施例にお
いては、楔型形状の電極２ａに過電流防止機構を付加し
たものである。また、図８に示す実施例では、平板状を
した電極板２ｂのＰＴＣ素子からなる発熱体１と接触す
る面とリード線９との間の電路である突片１０の一部に
過電流防止用の切欠部６が設けてある。つまり、本実施
例においては、平板状の電極２ｂに過電流防止機構を付
加したものである。Further, in FIG. 6, a protrusion 5 for preventing the displacement of the heating element 1 is provided on the surface of the flat electrode plate 2b in the embodiment of FIG. 3 which is in contact with the heating element 1. Also in this embodiment. The heating element 1 composed of a PTC element can be positioned at a predetermined position of the flat plate-shaped electrode plate 2b by the protrusion 5 for preventing displacement, and the assembly into the hole 4 can be performed more accurately and easily. 7 and 8 show another embodiment of the present invention. That is, in the embodiment shown in FIG. 7, a portion of the protruding piece 10, which is an electric path between the surface of the wedge-shaped electrode plate 2a in contact with the heating element 1 made of the PTC element and the lead wire 9, is not provided. A notch 6 for preventing current is provided. That is, in this embodiment, the overcurrent preventing mechanism is added to the wedge-shaped electrode 2a. Further, in the embodiment shown in FIG. 8, overcurrent protection is provided in a part of the projecting piece 10 which is an electric path between the lead wire 9 and the surface of the flat plate-like electrode plate 2b in contact with the heating element 1 made of the PTC element. A notch 6 is provided. That is, in this embodiment, an overcurrent preventing mechanism is added to the flat plate-shaped electrode 2b.
【００１６】ここで、図７、図８の実施例ではずれ防止
用の突起５を設けてない楔型形状又は平板形状をした電
極板２の突片１０に切欠部６を設けた例を示したが、図
５や図６に示すようにずれ防止用の突起５を設けた電極
板２の突片１０に切欠部６を設けてもよい。図９乃至図
１２には本発明の他の実施例が示してある。すなわち、
図９、図１１に示す実施例では楔型形状をした電極板２
ａの端部に設けた突片１０の端部に過電流防止用の切欠
部７を設けた切片８の一端部を溶接、ねじ止め、カシ
メ、超音波溶着、ロウ付け等で電気的及び機械的に接続
してあって電極板ブロックを構成してあり、上記切片８
の他端部にリード線９が接続してある。また、図１０、
図１２に示す実施例では平板状をした電極板２ｂの端部
に設けた突片１０の端部に過電流防止用の切欠部７を設
けた切片８の一端部を溶接、ねじ止め、カシメ、超音波
溶着、ロウ付け等で電気的及び機械的に接続してあって
電極板ブロックを構成してあり、上記切片８の他端部に
リード線９が接続してある。Here, in the embodiment of FIGS. 7 and 8, an example in which the notch 6 is provided in the protrusion 10 of the electrode plate 2 having a wedge shape or a flat plate shape without the protrusion 5 for preventing the displacement is shown. However, as shown in FIGS. 5 and 6, the notch 6 may be provided in the protrusion 10 of the electrode plate 2 provided with the protrusion 5 for preventing the shift. 9 to 12 show another embodiment of the present invention. That is,
In the embodiment shown in FIGS. 9 and 11, the wedge-shaped electrode plate 2 is used.
One end of the section 8 provided with a cutout 7 for preventing overcurrent at the end of the protrusion 10 provided at the end of a is welded, screwed, caulked, ultrasonic welded, brazed, etc. to electrically and mechanically Are connected to each other to form an electrode plate block.
A lead wire 9 is connected to the other end of the. Also, in FIG.
In the embodiment shown in FIG. 12, one end of a section 8 provided with a cutout 7 for preventing overcurrent at the end of a projecting piece 10 provided at the end of a flat plate-like electrode plate 2b is welded, screwed and caulked. The electrode plate block is electrically and mechanically connected by ultrasonic welding, brazing or the like, and the lead wire 9 is connected to the other end of the section 8.
【００１７】ここで、図９乃至図１２の実施例ではずれ
防止用の突起５を設けてない楔型形状又は平板形状をし
た電極板２の突片１０に切欠部７を有する切片８を電気
的及び機械的に接続した例を示したが、図５や図６に示
すようにずれ防止用の突起５を設けた電極板２の突片１
０に切欠部７を有する切片８を接続してもよいものであ
る。Here, in the embodiment shown in FIGS. 9 to 12, a piece 8 having a notch portion 7 is electrically attached to a protrusion 10 of the electrode plate 2 having a wedge shape or a flat plate shape which is not provided with the protrusion 5 for preventing displacement. Although an example of mechanically and mechanically connecting is shown, the protrusion 1 of the electrode plate 2 provided with the protrusion 5 for preventing displacement as shown in FIGS. 5 and 6.
It is also possible to connect the section 8 having the cutout portion 7 to 0.
【００１８】[0018]
【発明の効果】本発明の請求項１記載の発明にあって
は、上記のように、ＰＴＣ素子からなる発熱体を少なく
とも一方が楔型形状をした２個の電極板で挟持し、これ
らを外形が楔型形状をしたセラミックケースの楔型形状
の穴に圧入してあるので、従来のように楔型形状をした
無機質の絶縁板が必要でなく、部品点数が少なく、小型
化が可能となり、構造も簡略化され、この結果、組立て
が容易となり、自動化も容易となるものであり、また、
従来のように楔型形状をした無機質の絶縁板を必要とし
ないので、ＰＴＣ素子からなる発熱体から熱が電極板、
セラミックケースの順に熱伝達することとなって、熱伝
達のロスが低減でき、高出力を得られると同時に、ＰＴ
Ｃ素子の応答性が向上し、立ち上がり時間も減少するも
のであり、また、ケースがセラミックケースなので感電
防止効果があり、人が容易に触れる場所でも使用可能と
なるものであり、また、スチーム発生用ヒータとした場
合、水垢の付着や腐蝕の防止にもなるものである。According to the first aspect of the present invention, as described above, the heating element composed of the PTC element is sandwiched between the two electrode plates at least one of which has a wedge shape, and these are sandwiched. Since the outer shape is press-fitted into the wedge-shaped hole of the ceramic case, the wedge-shaped inorganic insulating plate is not required unlike the conventional case, the number of parts is small, and downsizing is possible. The structure is simplified, and as a result, the assembly is easy and the automation is also easy.
Since the conventional wedge-shaped inorganic insulating plate is not required, heat is generated from the heating element composed of the PTC element to the electrode plate,
The heat is transferred in the order of the ceramic case, and the loss of heat transfer can be reduced, and high output can be obtained.
The response of the C element is improved, the rise time is also reduced, and since the case is a ceramic case, there is an electric shock prevention effect, and it can be used even in a place where people can easily touch it, and steam is generated. When used as a heater for water, it also prevents the adhesion of scale and corrosion.
【００１９】また、請求項２記載の発明にあっては、上
記請求項１記載の発明の効果に加えて、ＰＴＣ素子から
なる発熱体を挟持する電極板に発熱体のずれ防止用の突
起を設けてあるので、発熱体を電極板の所定の位置に位
置決めできてＰＴＣ素子からなる発熱体と電極板とのブ
ロック化が容易になり、セラミックケースの楔型形状の
穴への組み込みが簡単且つ正確に行えるものである。In addition to the effect of the invention described in claim 1, in the invention described in claim 2, in addition to the effect of the invention described in claim 1, a projection for preventing the displacement of the heating element is provided on the electrode plate for sandwiching the heating element composed of the PTC element. Since it is provided, the heating element can be positioned at a predetermined position on the electrode plate, the heating element made of a PTC element and the electrode plate can be easily formed into a block, and the ceramic case can be easily assembled into the wedge-shaped hole. It can be done accurately.
【００２０】また、請求項３記載の発明にあっては、上
記請求項１又は請求項２記載の発明の効果に加えて、Ｐ
ＴＣ素子からなる発熱体を挟持する電極板の一部に過電
流防止用の切欠部を設けてあるので、ＰＴＣ素子からな
る発熱体の寿命時等過電流が流れた場合に、切欠部が溶
断し、過電流を防止することが可能となるものである。According to the invention of claim 3, in addition to the effect of the invention of claim 1 or claim 2, P
A cutout for preventing overcurrent is provided in a part of the electrode plate that holds the heating element consisting of the TC element. Therefore, when the overcurrent flows during the life of the heating element consisting of the PTC element, the cutout will melt. However, it is possible to prevent overcurrent.
【００２１】また、請求項４記載の発明にあっては、上
記請求項１又は請求項２記載の発明の効果に加えて、Ｐ
ＴＣ素子からなる発熱体を挟持する電極板に、電路の一
部に過電流防止用の切欠部を設けた切片を接続してある
ので、ＰＴＣ素子からなる発熱体の寿命時等過電流が流
れた場合に、切欠部が溶断し、過電流を防止することが
可能となるものである。Further, in the invention described in claim 4, in addition to the effect of the invention described in claim 1 or 2, P
Since an electrode plate holding a heating element composed of a TC element is connected to a section with a cutout for preventing overcurrent in a part of the electric circuit, an overcurrent flows during the life of the heating element composed of a PTC element. In this case, the cutout portion melts and the overcurrent can be prevented.
【図１】本発明の一実施例の分解斜視図である。FIG. 1 is an exploded perspective view of an embodiment of the present invention.
【図２】同上の断面図である。FIG. 2 is a sectional view of the same.
【図３】本発明の他の実施例の分解斜視図である。FIG. 3 is an exploded perspective view of another embodiment of the present invention.
【図４】同上の断面図である。FIG. 4 is a sectional view of the same.
【図５】本発明の更に他の実施例を示し、楔型形状の電
極にずれ防止用の突起を設けた例を示す分解斜視図であ
る。FIG. 5 is an exploded perspective view showing still another embodiment of the present invention, showing an example in which a wedge-shaped electrode is provided with a protrusion for preventing displacement.
【図６】同上の平板状の電極にずれ防止用の突起を設け
た例を示す分解斜視図である。FIG. 6 is an exploded perspective view showing an example in which protrusions for preventing displacement are provided on the plate-like electrode of the same.
【図７】本発明の更に他の実施例を示し、楔型形状の電
極の突片に切欠部を設けた例を示す斜視図である。FIG. 7 is a perspective view showing still another embodiment of the present invention and showing an example in which a notch portion is provided in a protruding piece of a wedge-shaped electrode.
【図８】同上の平板状の電極の突片に切欠部を設けた例
を示す斜視図である。FIG. 8 is a perspective view showing an example in which a notch portion is provided in a protruding piece of the flat plate-like electrode of the same.
【図９】本発明の更に他の実施例を示し、楔型形状の電
極の突片に切欠部を有する切片を接続した例を示す斜視
図である。FIG. 9 is a perspective view showing still another embodiment of the present invention, showing an example in which a segment having a notch is connected to the protrusion of the wedge-shaped electrode.
【図１０】同上の平板状の電極の突片に切欠部を有する
切片を接続した例を示す斜視図である。FIG. 10 is a perspective view showing an example in which a piece having a notch is connected to a protrusion of the flat plate-like electrode.
【図１１】同上の楔型形状の電極の突片に切欠部を有す
る切片を接続した他例を示す斜視図である。FIG. 11 is a perspective view showing another example in which a segment having a notch is connected to the protrusion of the wedge-shaped electrode of the same.
【図１２】同上の平板状の電極の突片に切欠部を有する
切片を接続した他例を示す斜視図である。FIG. 12 is a perspective view showing another example in which a piece having a notch is connected to the protruding piece of the flat plate-like electrode.
【図１３】従来例の断面図である。FIG. 13 is a sectional view of a conventional example.
【図１４】従来例のヒータと給水タンクとの斜視図であ
る。FIG. 14 is a perspective view of a conventional heater and a water supply tank.
１ 発熱体 ２ 電極板 ３ セラミックケース ４ 穴 ５ ずれ防止用の突起 ６ 切欠部 ７ 切欠部 ８ 切片 1 Heating element 2 Electrode plate 3 Ceramic case 4 Hole 5 Displacement prevention protrusion 6 Notch 7 Notch 8 Section
Claims (4)
一方が楔型形状をした２個の電極板で挟持し、これらを
外形が楔型形状をしたセラミックケースの楔型形状の穴
に圧入して成ることを特徴とするヒータ。1. A heating element composed of a PTC element is sandwiched between two electrode plates, at least one of which has a wedge shape, and these are press-fitted into a wedge-shaped hole of a ceramic case having a wedge-shaped outer shape. A heater characterized by being made.
極板に発熱体のずれ防止用の突起を設けて成ることを特
徴とする請求項１記載のヒータ。2. The heater according to claim 1, wherein an electrode plate holding a heating element made of a PTC element is provided with a protrusion for preventing the heating element from being displaced.
極板の一部に過電流防止用の切欠部を設けて成ることを
特徴とする請求項１又は請求項２記載のヒータ。3. The heater according to claim 1, wherein a notch portion for preventing an overcurrent is provided in a part of an electrode plate that holds a heating element made of a PTC element.
極板に、電路の一部に過電流防止用の切欠部を設けた切
片を接続して成ることを特徴とする請求項１又は請求項
２記載のヒータ。4. An electrode plate for sandwiching a heating element composed of a PTC element, and a segment provided with a cutout portion for preventing an overcurrent in a part of an electric path is connected to the electrode plate. The heater according to 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14910395A JPH097738A (en) | 1995-06-15 | 1995-06-15 | Heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14910395A JPH097738A (en) | 1995-06-15 | 1995-06-15 | Heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH097738A true JPH097738A (en) | 1997-01-10 |
Family
ID=15467767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14910395A Pending JPH097738A (en) | 1995-06-15 | 1995-06-15 | Heater |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH097738A (en) |
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| WO2014000666A1 (en) * | 2012-06-27 | 2014-01-03 | Shenzhen Byd Auto R&D Company Limited | Ptc electric heating assembly, electric heating device and electric vehicle |
| CN103517467A (en) * | 2012-06-27 | 2014-01-15 | 比亚迪股份有限公司 | PTC electrical heating element, electric heater unit and electric car |
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| CN103517469A (en) * | 2012-06-27 | 2014-01-15 | 比亚迪股份有限公司 | PTC electrical heating element, electric heater unit and electric car |
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1995
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|---|---|---|---|---|
| WO2012080417A1 (en) * | 2010-12-17 | 2012-06-21 | Epcos Ag | Thermoelectric module and use of a thermoelectric module |
| CN103517469B (en) * | 2012-06-27 | 2015-03-04 | 比亚迪股份有限公司 | PTC electrical heating element, electric heater unit and electric car |
| CN103517467B (en) * | 2012-06-27 | 2016-03-09 | 比亚迪股份有限公司 | A kind of PTC electric heating element, electric heater unit and electric motor car |
| CN103517468A (en) * | 2012-06-27 | 2014-01-15 | 比亚迪股份有限公司 | PTC electrical heating element, electric heater unit and electric car |
| CN103517469A (en) * | 2012-06-27 | 2014-01-15 | 比亚迪股份有限公司 | PTC electrical heating element, electric heater unit and electric car |
| WO2014000666A1 (en) * | 2012-06-27 | 2014-01-03 | Shenzhen Byd Auto R&D Company Limited | Ptc electric heating assembly, electric heating device and electric vehicle |
| US9927147B2 (en) | 2012-06-27 | 2018-03-27 | Byd Company Limited | PTC electric heating assembly, electric heating device and electric vehicle |
| CN103517467A (en) * | 2012-06-27 | 2014-01-15 | 比亚迪股份有限公司 | PTC electrical heating element, electric heater unit and electric car |
| CN103517468B (en) * | 2012-06-27 | 2015-03-04 | 比亚迪股份有限公司 | PTC electrical heating element, electric heater unit and electric car |
| CN103542525A (en) * | 2012-07-13 | 2014-01-29 | 比亚迪股份有限公司 | Heat insulation module, electric heating device and electric vehicle |
| CN103542528B (en) * | 2012-07-13 | 2015-04-22 | 比亚迪股份有限公司 | Electric heating device and electric vehicle |
| CN103542525B (en) * | 2012-07-13 | 2015-11-25 | 比亚迪股份有限公司 | A kind of electric heater unit and electric motor car |
| CN103542528A (en) * | 2012-07-13 | 2014-01-29 | 比亚迪股份有限公司 | Electric heating device and electric vehicle |
| CN103634952A (en) * | 2012-08-28 | 2014-03-12 | 比亚迪股份有限公司 | PTC electric heating element, electric heating device and electric vehicle |
| JP2017149294A (en) * | 2016-02-25 | 2017-08-31 | 本田技研工業株式会社 | Vehicular air conditioner |
| WO2023089801A1 (en) * | 2021-11-22 | 2023-05-25 | 日本たばこ産業株式会社 | Flavor inhaler and flavor inhalation system |
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