JP2734807B2 - Bar-shaped heating element support device - Google Patents
Bar-shaped heating element support deviceInfo
- Publication number
- JP2734807B2 JP2734807B2 JP13275491A JP13275491A JP2734807B2 JP 2734807 B2 JP2734807 B2 JP 2734807B2 JP 13275491 A JP13275491 A JP 13275491A JP 13275491 A JP13275491 A JP 13275491A JP 2734807 B2 JP2734807 B2 JP 2734807B2
- Authority
- JP
- Japan
- Prior art keywords
- heating element
- shaped heating
- rod
- tape
- support member
- 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 - Lifetime
Links
Landscapes
- Resistance Heating (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、ベースボードヒータ、
電車用の暖房器、エアコンの暖房用空気加熱ヒータ等に
用いられる棒状発熱体の支持装置に関するものである。The present invention relates to a baseboard heater,
The present invention relates to a support device for a rod-shaped heating element used for a heater for a train, an air heater for heating an air conditioner, and the like.
【０００２】[0002]
【従来の技術】図７は従来の棒状発熱体の支持装置を示
す側面図、図８はその支持装置の分解斜視図、図９はそ
の要部拡大図であり、（ａ）は棒状発熱体の熱膨張状
態、（ｂ）は棒状発熱体の収縮状態を示す。2. Description of the Related Art FIG. 7 is a side view showing a conventional supporting device for a rod-shaped heating element, FIG. 8 is an exploded perspective view of the supporting device, FIG. 9 is an enlarged view of a main part thereof, and FIG. (B) shows the contracted state of the rod-shaped heating element.
【０００３】図において、１は例えばベースボードヒー
タに用いられるシーズヒータを示す棒状発熱体であり、
Ｕ字形状をしている。２は棒状発熱体１へ電源を供給す
るリード線、３は棒状発熱体１を複数個所で支持し固定
する下部支持金具、４は下部支持金具３を固定する碍
子、５と６それぞれは下部支持金具３を碍子４に取り付
けるネジとナット、７は碍子４を取り付ける取付板、８
と９はそれぞれ碍子４を取付板７に固定するネジとナッ
トであり、棒状発熱体１は碍子４により取付板７に対し
て電気的絶縁を保った状態で支持されている。１０はセ
ラミックファイバー等の耐熱性に優れた繊維で織ったテ
ープであり、棒状発熱体１の熱膨張および収縮による形
状変化に対応して棒状発熱体１を支持する。テープ１０
は穴１０ａを有し、下部支持金具３の上に配置され、次
に棒状発熱体１をこのテープ１０の上に載せ、テープ１
０の端末部をそれぞれ棒状発熱体１の内側に折り曲げ、
棒状発熱体１の外周の一部を覆う。そして、上部支持金
具１１を棒状発熱体１の上部に配置し、ネジ１２を用い
て上部支持金具１１でテープ１０を押えつけるように下
部支持金具３に固定する。これにより、棒状発熱体１が
支持され、棒状発熱体１にリード電線２を介して電源を
供給し棒状発熱体１を発熱させ、周囲の温度を高める。[0003] In the drawing, reference numeral 1 denotes a bar-shaped heating element indicating a sheathed heater used for a baseboard heater, for example.
It is U-shaped. 2 is a lead wire for supplying power to the rod-shaped heating element 1, 3 is a lower support fitting for supporting and fixing the rod-shaped heating element 1 at a plurality of locations, 4 is an insulator for fixing the lower support fitting 3, and 5 and 6 are each a lower support. Screws and nuts for attaching the metal fitting 3 to the insulator 4; 7 a mounting plate for attaching the insulator 4;
Numerals 9 and 9 denote screws and nuts for fixing the insulator 4 to the mounting plate 7, respectively. The rod-shaped heating element 1 is supported by the insulator 4 while maintaining electrical insulation from the mounting plate 7. Reference numeral 10 denotes a tape woven of a fiber having excellent heat resistance, such as a ceramic fiber, which supports the rod-shaped heating element 1 in response to a shape change due to thermal expansion and contraction of the rod-shaped heating element 1. Tape 10
Has a hole 10a, is disposed on the lower support 3 and then places the rod-shaped heating element 1 on the tape 10;
0 terminal parts are bent inside the rod-shaped heating element 1 respectively,
Part of the outer periphery of the rod-shaped heating element 1 is covered. Then, the upper support member 11 is disposed above the rod-shaped heating element 1, and is fixed to the lower support member 3 by using the screw 12 so that the tape 10 is pressed down by the upper support member 11. As a result, the rod-shaped heating element 1 is supported, and power is supplied to the rod-shaped heating element 1 via the lead wire 2 to cause the rod-shaped heating element 1 to generate heat and increase the ambient temperature.
【０００４】[0004]
【発明が解決しようとする課題】従来の棒状発熱体の支
持装置は以上のように構成されているので、次のような
課題があった。図９を用いて説明する。まず、棒状発熱
体１に電源が供給されると、棒状発熱体１は加熱し、熱
膨張を起こし、図９（ａ）に示すように、径がＤ方向へ
拡張すると共に、棒状発熱体１がＵ字形をなしているた
め、矢印Ｆの方向へ伸びる。また、棒状発熱体１への電
源の供給が遮断されると、熱膨張していた棒状発熱体１
は収縮し、図９（ｂ）に示すように、その径がｄ方向へ
縮小すると共に、矢印ｆの方向へ縮んで、熱膨張前の大
きさに戻る。よって棒状発熱体１からの発熱量の制御に
伴って電源のＯＮ／ＯＦＦが繰り返され、矢印Ｆおよび
矢印ｆの方向への伸縮が繰り返すことになる。これによ
り、少しずつテープ１０の端末部が引き出され、長時間
使用した場合にはテープ１０が外れてしまい、棒状発熱
体１の支持が不安定、不十分となり、さらに伸縮力が下
部支持金具３を介して碍子４に伝導し、碍子４が破損す
ることもある。Since the conventional supporting device for a rod-shaped heating element is constructed as described above, there are the following problems. This will be described with reference to FIG. First, when power is supplied to the rod-shaped heating element 1, the rod-shaped heating element 1 is heated and undergoes thermal expansion. As shown in FIG. Has a U-shape and extends in the direction of arrow F. When the supply of power to the rod-shaped heating element 1 is cut off, the rod-shaped heating element 1 that has been thermally expanded.
Shrinks, as shown in FIG. 9 (b), the diameter thereof shrinks in the direction d, shrinks in the direction of arrow f, and returns to the size before thermal expansion. Therefore, the ON / OFF of the power supply is repeated with the control of the amount of heat generated from the rod-shaped heating element 1, and the expansion and contraction in the directions of the arrows F and f are repeated. As a result, the terminal portion of the tape 10 is pulled out little by little, and if the tape 10 is used for a long time, the tape 10 comes off, and the support of the rod-shaped heating element 1 becomes unstable or insufficient. Through the insulator 4 and the insulator 4 may be damaged.
【０００５】この発明は上記のような課題を解消するた
めになされたもので、棒状発熱体が熱膨張および収縮に
よる伸縮を繰り返す場合に棒状発熱体を覆っているテー
プがズレにくく、確実に棒状発熱体を支持できる棒状発
熱体支持装置を得ることを目的とする。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problem. When the rod-shaped heating element repeatedly expands and contracts due to thermal expansion and contraction, the tape covering the rod-shaped heating element is unlikely to be displaced, and the rod-shaped heating element is reliably formed. It is an object of the present invention to obtain a rod-shaped heating element supporting device capable of supporting a heating element.
【０００６】[0006]
【課題を解決するための手段】この発明に係る棒状発熱
体支持装置は熱膨張および収縮により伸縮を繰り返えす
棒状発熱体と、この棒状発熱体を覆い、伸縮による微細
な形状変化を吸収するテープと、前記棒状発熱体を支持
する第１の支持部材と、この第１の支持部材に前記テー
プを中介として前記棒状発熱体を嵌み合わせ固定する第
２の支持部材とを備え、前記第１の支持部材と前記第２
の支持部材の嵌合面に凸部と凸部を嵌入する嵌入部を設
け、この凸部と嵌入部の間に前記テープを配置したもの
である。According to the present invention, there is provided a rod-shaped heating element supporting device which repeats expansion and contraction by thermal expansion and contraction, and covers the rod-shaped heating element to absorb a minute shape change due to expansion and contraction. A tape, a first support member that supports the rod-shaped heating element, and a second support member that fits and fixes the rod-shaped heating element to the first support member with the tape as an intermediary; The first supporting member and the second
And a fitting portion for fitting the convex portion to the fitting surface of the supporting member, and the tape is arranged between the convex portion and the fitting portion.
【０００７】[0007]
【作用】この発明における棒状発熱体支持装置は、テー
プを凸部と嵌入部の間にテープを配置することにより、
第１の支持部材と第２の支持部材の嵌合による棒状発熱
体の固定時に、テープを凸部と嵌入部間に確実に固定さ
せる。According to the rod-shaped heating element supporting device of the present invention, the tape is arranged between the convex portion and the fitting portion,
When the rod-shaped heating element is fixed by fitting the first support member and the second support member, the tape is securely fixed between the convex portion and the fitting portion.
【０００８】[0008]
実施例１．図１はこの発明の一実施例を示す棒状発熱体
の支持装置の側面図、図２はその支持部の分解斜視図、
図３はその要部拡大図である。図において、１、２、４
〜１０、１２は従来例と同一または相当部分であるのた
め説明を省略する、１３は棒状発熱体１を複数個所で支
持固定する下部支持金具であり、透孔１３ａを２ケ有し
ている。１４は上部支持金具であり、凸状部１４ａを有
し、下部支持金具１３との接合時には凸状部１４ａを透
孔１３ａに挿入する。１０は棒状発熱体１の熱膨張、収
縮を逃すためのテープで穴１０ａを有する。なお、下部
支持金具１３は第１の支持部材、上部支持金具１４は第
２の支持部材、凸状部１４ａは凸部、透孔１３ａは嵌入
部に対応する。Embodiment 1 FIG. FIG. 1 is a side view of a supporting device for a rod-shaped heating element showing one embodiment of the present invention, FIG. 2 is an exploded perspective view of the supporting portion,
FIG. 3 is an enlarged view of the main part. In the figure, 1, 2, 4
Reference numerals 10 and 12 denote the same or corresponding parts as those in the conventional example, and a description thereof will be omitted. Reference numeral 13 denotes a lower support bracket for supporting and fixing the rod-shaped heating element 1 at a plurality of locations, and has two through holes 13a. . Reference numeral 14 denotes an upper support, which has a convex portion 14a, and inserts the convex portion 14a into the through-hole 13a when joining with the lower support 13. Reference numeral 10 denotes a tape for releasing thermal expansion and contraction of the rod-shaped heating element 1 and has a hole 10a. The lower support 13 corresponds to a first support member, the upper support 14 corresponds to a second support member, the convex portion 14a corresponds to a convex portion, and the through hole 13a corresponds to a fitting portion.
【０００９】次に棒状発熱体１の支持について説明す
る。テープ１０を下部支持金具１３の上に配置し、この
テープ１０の上に棒状発熱体１を載せ、テープ１０の端
末部を棒状発熱体１に折り曲げ、棒状発熱体１の外周部
を覆う。そして、上部支持金具１１を棒状発熱体１の上
部に配置し、ネジ１２を用いて上部支持金具１１でテー
プ１０を押えつけるように下部支持金具１３に固定す
る。この時に凸状部１４ａはテープ１０を介して透孔１
３ａに嵌入され、テープ１０はずれることなく確実に固
定される。これにより、図３に示すように、棒状発熱体
１への通電時にはその径が拡張（図中のＤ）して矢印Ｆ
側に熱膨張し、非通電時には、径が縮小（図中のｄ）
し、矢印ｆの方向へ収縮しても、テープ１０がずれるこ
となく、棒状発熱体１の膨張および収縮により支持金具
に力が加わってもテープ１０により吸収され、確実に棒
状発熱体１を支持する。Next, the support of the rod-shaped heating element 1 will be described. The tape 10 is placed on the lower support 13, the rod-shaped heating element 1 is placed on the tape 10, the end of the tape 10 is bent into the rod-shaped heating element 1, and the outer periphery of the rod-shaped heating element 1 is covered. Then, the upper support member 11 is arranged on the upper part of the rod-shaped heating element 1, and is fixed to the lower support member 13 by using the screw 12 so that the tape 10 is pressed by the upper support member 11. At this time, the protruding portion 14a is
3a, the tape 10 is securely fixed without slipping. As a result, as shown in FIG. 3, when the rod-shaped heating element 1 is energized, its diameter expands (D in the figure) and the arrow F
Thermal expansion to the side, and the diameter decreases when electricity is not supplied (d in the figure)
Then, even if the tape 10 contracts in the direction of the arrow f, the tape 10 is not displaced, and even if a force is applied to the supporting metal due to the expansion and contraction of the rod-shaped heating element 1, it is absorbed by the tape 10 and the rod-shaped heating element 1 is reliably supported. I do.
【００１０】実施例２．上記実施例では嵌入部に透孔１
３ａを用いたものを示したが、凸状部１４ａを嵌入でき
る凹状部でもよい。図４はこの他の実施例を示す側面
図、図５はその分解斜視図、図６はその要部拡大図であ
る。Embodiment 2 FIG. In the above embodiment, the through hole 1 is formed in the fitting portion.
Although an example using 3a is shown, a concave portion into which the convex portion 14a can be fitted may be used. FIG. 4 is a side view showing another embodiment, FIG. 5 is an exploded perspective view thereof, and FIG. 6 is an enlarged view of a main part thereof.
【００１１】図において、１、２、４〜１０、１２、１
４は従来例または前述の発明の実施例と同一または相当
部分であるため説明を省略する。１５は取付板７にネジ
８とナット９で固定した碍子で、支持金具１４の凸状部
１４ａと嵌合する凹状部１５ａを有している。１６はナ
ットである。１６はナットである。なお、碍子１５は第
１の支持部材、凹状部１５ａは嵌入部に対応する。In the figure, 1, 2, 4 to 10, 12, 1
Reference numeral 4 is the same as or equivalent to the conventional example or the above-described embodiment of the present invention, and a description thereof will be omitted. Reference numeral 15 denotes an insulator fixed to the mounting plate 7 with screws 8 and nuts 9 and has a concave portion 15a that fits with the convex portion 14a of the support fitting 14. 16 is a nut. 16 is a nut. The insulator 15 corresponds to a first support member, and the concave portion 15a corresponds to a fitting portion.
【００１２】次に棒状発熱体１の支持について説明す
る。テープ１０を碍子１５の上に配置し、このテープ１
０の上に棒状発熱体１を載せ、テープ１０の端末部を棒
状発熱体１に折り曲げ、棒状発熱体の外周部を覆う。そ
して、上部支持金具１１を棒状発熱体１の上部に配置
し、ネジ１２とナット１６を用い、碍子１５と上部支持
金具１１の間にテープ１０を介して棒状発熱体１を挾み
込み固定する。この時に凸状部１４ａはテープ１０を介
して凹状部１５に嵌入され、テープ１０はずれることな
く確実に固定される。これにより、図３に示すように棒
状発熱体１が熱膨張や収縮してもテープ１０がずれるこ
となく、確実に棒状発熱体１を支持する。Next, the support of the rod-shaped heating element 1 will be described. The tape 10 is placed on the insulator 15 and the tape 1
The rod-shaped heating element 1 is placed on the heating element 0, and the end of the tape 10 is bent into the rod-shaped heating element 1 to cover the outer periphery of the rod-shaped heating element. Then, the upper supporting metal member 11 is arranged above the rod-shaped heating element 1, and the rod-shaped heating element 1 is sandwiched and fixed between the insulator 15 and the upper supporting metal member 11 with the tape 10 using the screw 12 and the nut 16. . At this time, the convex portion 14a is fitted into the concave portion 15 via the tape 10, and the tape 10 is securely fixed without slipping. Thereby, even if the rod-shaped heating element 1 thermally expands or contracts as shown in FIG. 3, the tape 10 does not shift, and the rod-shaped heating element 1 is reliably supported.
【００１３】なお、上記実施例では上部支持金具１１に
凸状部１４ａを、下部支持金具１３に透孔１３ａ、また
は碍子１５に凹状部１５ａを設けたものを示したが、こ
の凸状部１４ａと透孔１３ａまたは凹状部１５ａの配置
は逆でもよく、上記実施例と同様の効果を奏する。In the above embodiment, the upper support member 11 is provided with a convex portion 14a, the lower support member 13 is provided with a through hole 13a, or the insulator 15 is provided with a concave portion 15a. The arrangement of the through hole 13a or the concave portion 15a may be reversed, and the same effect as in the above embodiment can be obtained.
【００１４】[0014]
【発明の効果】以上のように、この発明によれば、凸部
と嵌入部間に棒状発熱体を覆うテープを配置するように
構成したので、第１の支持部材と第２の支持部材を嵌み
合わせテープを中介した棒状発熱体の固定時には、凸部
によりテープが嵌入部に押し込まれ、確実に固定され、
棒状発熱体の収縮によるテープのズレを最小限に食い止
めることが出来、長期間使用してもテープが外れること
のない信頼性の高い棒状発熱体１の支持装置が得られ、
さらにテープの棒状発熱体への巻き付け形状は、凸部と
嵌入部の嵌合部分にテープが押し込まれるため、張力が
加わり棒状発熱体の外周にテープが密着し組立作業時の
バラツキも無くなり、かつ、見栄えの良い仕上がりとな
るという効果がある。As described above, according to the present invention, since the tape for covering the rod-shaped heating element is arranged between the convex portion and the fitting portion, the first support member and the second support member can be combined. At the time of fixing the rod-shaped heating element through the fitting tape, the tape is pushed into the fitting portion by the convex portion, and is securely fixed.
It is possible to minimize the deviation of the tape due to the shrinkage of the rod-shaped heating element, and obtain a highly reliable support apparatus for the rod-shaped heating element 1 which does not come off even when used for a long time.
Furthermore, since the tape is wrapped around the rod-shaped heating element, since the tape is pushed into the fitting portion between the projection and the fitting portion, tension is applied, and the tape comes into close contact with the outer periphery of the rod-shaped heating element, so that there is no variation during assembly work, and This has the effect of giving a good-looking finish.
【図１】この発明の第１の実施例を示す棒状発熱体の支
持装置の側面図である。FIG. 1 is a side view of a support device for a rod-shaped heating element according to a first embodiment of the present invention.
【図２】この発明の第１の実施例を示す棒状発熱体の支
持装置の分解斜視図である。FIG. 2 is an exploded perspective view of a rod-shaped heating element support device according to the first embodiment of the present invention.
【図３】この発明の第１の実施例を示す棒状発熱体の支
持装置の要部拡大図である。FIG. 3 is an enlarged view of a main part of a supporting device for a rod-shaped heating element according to the first embodiment of the present invention.
【図４】この発明の第２の実施例を示す棒状発熱体の支
持装置の側面図である。FIG. 4 is a side view of a supporting device for a rod-shaped heating element according to a second embodiment of the present invention.
【図５】この発明の第２の実施例を示す棒状発熱体の支
持装置の分解斜視図である。FIG. 5 is an exploded perspective view of a rod-shaped heating element support device according to a second embodiment of the present invention.
【図６】この発明の第２の実施例を示す棒状発熱体の支
持装置の要部拡大図である。FIG. 6 is an enlarged view of a main part of a supporting device for a bar-shaped heating element according to a second embodiment of the present invention.
【図７】従来の棒状発熱体の支持装置を示す側面図であ
る。FIG. 7 is a side view showing a conventional rod-shaped heating element support device.
【図８】従来の棒状発熱体の支持装置を示す分解斜視図
である。FIG. 8 is an exploded perspective view showing a conventional rod-shaped heating element support device.
【図９】従来の棒状発熱体の支持装置を示す要部拡大図
である。FIG. 9 is an enlarged view of a main part showing a conventional rod-shaped heating element support device.
１ 棒状発熱体 ２ リード線 ３ 下部支持金具 ４ 碍子 ５ ネジ ６ ナット ７ 取付板 ８ ネジ ９ ナット １０ テープ １０ａ 穴 １１ 上部支持金具 １２ ネジ １３ 下部支持金具 １３ａ 透孔 １４ 上部支持金具 １４ａ 凸状部 １５ 碍子 １５ａ 凹状部 １６ ナット DESCRIPTION OF SYMBOLS 1 Bar-shaped heating element 2 Lead wire 3 Lower support metal 4 Insulator 5 Screw 6 Nut 7 Mounting plate 8 Screw 9 Nut 10 Tape 10a Hole 11 Upper support metal 12 Screw 13 Lower support metal 13a Through hole 14 Upper support metal 14a Convex part 15 Insulator 15a Concave part 16 Nut
Claims (1)
す棒状発熱体と、この棒状発熱体を覆い伸縮による前記
棒状発熱体の微細な形状変化を吸収するテープと、前記
棒状発熱体を支持する第１の支持部材と、この第１の支
持部材に前記テープを中介として前記棒状発熱体を嵌み
合わせ固定する第２の支持部材とを備え、前記第１の支
持部材と前記第２の支持部材の嵌合面に凸部と凸部を嵌
入する嵌入部を設け、この凸部と嵌入部の間に前記テー
プを配置することを特徴とする棒状発熱体支持装置。1. A rod-shaped heating element that repeats expansion and contraction due to thermal expansion and contraction, a tape that covers the rod-shaped heating element and absorbs a minute shape change of the rod-shaped heating element due to expansion and contraction, and supports the rod-shaped heating element. A first support member, and a second support member that fits and fixes the rod-shaped heating element to the first support member with the tape as an intermediate member, and the first support member and the second support A bar-shaped heating element support device, comprising: a projection formed on a fitting surface of a member; a fitting portion for fitting the projection, and the tape disposed between the projection and the fitting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13275491A JP2734807B2 (en) | 1991-06-04 | 1991-06-04 | Bar-shaped heating element support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13275491A JP2734807B2 (en) | 1991-06-04 | 1991-06-04 | Bar-shaped heating element support device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04359885A JPH04359885A (en) | 1992-12-14 |
| JP2734807B2 true JP2734807B2 (en) | 1998-04-02 |
Family
ID=15088783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13275491A Expired - Lifetime JP2734807B2 (en) | 1991-06-04 | 1991-06-04 | Bar-shaped heating element support device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2734807B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101957829B1 (en) * | 2018-08-08 | 2019-03-13 | 윤채권 | Heating equipment with connecting line to keep spacing |
| KR102021600B1 (en) * | 2019-03-06 | 2019-11-04 | 윤채권 | Improved sealed housing and sheath heater using it |
-
1991
- 1991-06-04 JP JP13275491A patent/JP2734807B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04359885A (en) | 1992-12-14 |
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