JPH05290960A - Electric heating device - Google Patents
Electric heating deviceInfo
- Publication number
- JPH05290960A JPH05290960A JP8675392A JP8675392A JPH05290960A JP H05290960 A JPH05290960 A JP H05290960A JP 8675392 A JP8675392 A JP 8675392A JP 8675392 A JP8675392 A JP 8675392A JP H05290960 A JPH05290960 A JP H05290960A
- Authority
- JP
- Japan
- Prior art keywords
- fluid
- coil
- pipes
- heated
- electric heating
- 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
- General Induction Heating (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】この発明は、流体を誘導加熱する
電気加熱装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric heating device for inductively heating a fluid.
【0002】[0002]
【従来の技術】図5は例えば特開昭62-58590号公報に示
された従来の流体の電気加熱装置の断面図である。図6
は図5のVI−VI線に沿った断面図である。図において1
は円柱形の金属製の被加熱体で、軸方向に流体の流路12
が複数個設けられている。5は中穴パイプ、2は流体、
3は誘導加熱用の筒状のコイル、4はコイル3に給電す
る交流電源である。2. Description of the Related Art FIG. 5 is a sectional view of a conventional fluid electric heating apparatus disclosed in, for example, Japanese Patent Laid-Open No. 62-58590. Figure 6
FIG. 6 is a sectional view taken along line VI-VI in FIG. 5. 1 in the figure
Is a cylindrical metal heated object, and the fluid passage 12
Are provided in plural. 5 is a medium hole pipe, 2 is a fluid,
Reference numeral 3 is a cylindrical coil for induction heating, and 4 is an AC power supply for supplying power to the coil 3.
【0003】次に動作について説明する。コイル3に交
流電源4から給電すると誘導加熱で被加熱体1が加熱さ
れる。流体2が被加熱体1の流路12を通る時に被加熱体
1から熱を受け加熱される。Next, the operation will be described. When power is supplied to the coil 3 from the AC power supply 4, the object 1 to be heated is heated by induction heating. When the fluid 2 passes through the flow path 12 of the heated body 1, it receives heat from the heated body 1 and is heated.
【0004】[0004]
【発明が解決しようとする課題】従来の電気加熱装置は
以上のように構成されているため、被加熱体の体積が大
きく熱容量が大きいため被加熱体の温度が上がりにく
く、また、流路の表面積が少ないので、流体を急速加熱
しにくいことが問題である。Since the conventional electric heating device is constructed as described above, the volume of the object to be heated is large and the heat capacity is large, so that the temperature of the object to be heated is hard to rise, and the flow path Since the surface area is small, it is difficult to rapidly heat the fluid.
【0005】この発明の目的は上記のような問題点を解
消するためになされたもので、流体を急速加熱できる電
気加熱装置を得ることを目的としている。An object of the present invention is to solve the above problems, and an object thereof is to obtain an electric heating device capable of rapidly heating a fluid.
【0006】[0006]
【課題を解決するための手段】この発明に係る電気加熱
装置は、誘導加熱用のコイルと同軸上に流体用の流路と
して金属パイプでスパイラル状に構成するか、金属パイ
プを用いた軸方向に往復する流路を有し、全体として筒
形に形成し、金属パイプ間を電気的に閉回路になるよう
に接続したものである。An electric heating device according to the present invention is constructed by spirally forming a metal pipe as a fluid flow path coaxially with an induction heating coil or by using a metal pipe in an axial direction. It has a flow path that reciprocates, and is formed in a tubular shape as a whole, and the metal pipes are electrically connected so as to form a closed circuit.
【0007】[0007]
【作用】この発明における電気加熱装置は、被加熱体を
熱容量の小さい金属パイプで構成し、金属パイプを急加
熱できるようにするとともに、流体との接触面積を広く
することにより流体への熱伝達をよくしたので、流体を
急速加熱できる。In the electric heating apparatus according to the present invention, the object to be heated is composed of a metal pipe having a small heat capacity so that the metal pipe can be rapidly heated, and the contact area with the fluid is widened to transfer heat to the fluid. The fluid can be heated rapidly since
【0008】[0008]
実施例1.以下、この発明の一実施例を図について説明
する。図1、2において、2〜4は前記従来例と同一ま
たは相当品である。21は流路としての金属製パイプでコ
イルと同軸上の内側にスパイラル状に成形してある。25
は接続体で、金属製パイプ間をロー付または溶接などに
よって接続し電気的に閉回路をなしている。26は金属パ
イプを被う断熱材である。Example 1. An embodiment of the present invention will be described below with reference to the drawings. 1 and 2, 2 to 4 are the same as or equivalent to the conventional example. Reference numeral 21 is a metal pipe as a flow path, which is formed in a spiral shape inside the coil coaxially. twenty five
Is a connecting body, which is an electrically closed circuit in which metal pipes are connected by brazing or welding. 26 is a heat insulating material covering the metal pipe.
【0009】交流電源4でコイル3に給電すると、誘導
加熱により金属パイプ21が加熱される。一方、流体2を
図1の上方から流すと、加熱された金属パイプ21より熱
が伝達され、流体2が加熱される。When power is supplied to the coil 3 by the AC power source 4, the metal pipe 21 is heated by induction heating. On the other hand, when the fluid 2 is flown from above in FIG. 1, heat is transferred from the heated metal pipe 21 to heat the fluid 2.
【0010】この実施例では、接続体25として金属製パ
イプ間をロー付することにより電気的に閉回路をなした
が、金属製パイプの巻初めと巻き終りを電気的に導体で
接続しても上記実施例と同様の効果を奏する。In this embodiment, as the connecting body 25, the metal pipes are brazed to form an electrically closed circuit. However, the winding start and the winding end of the metal pipes are electrically connected by conductors. Also has the same effect as the above embodiment.
【0011】実施例2.図3に他の実施例の断面図を示
す。図4は図3のIV−IV線に沿った断面図である。筒状
のコイル3の内側の同軸上でその軸方向に、すなわち図
3の上下方向に金属パイプを往復させ全体として、筒形
に形成してある。図4において25は接続体で金属パイプ
21間をロー付また溶接などによって接続し、電気的に閉
回路をなしている。また金属パイプ21の巻初めと巻終り
を導体で接続しても上記実施例と同様の効果を奏する。
また、上記実施例は、金属製パイプ21をコイル3の内側
に取り付けた例を示したが、コイル3の外側に取り付け
ても上記実施例と同様の効果を奏する。Embodiment 2. FIG. 3 shows a sectional view of another embodiment. FIG. 4 is a sectional view taken along line IV-IV in FIG. The metal pipe is reciprocated coaxially inside the tubular coil 3 in its axial direction, that is, in the vertical direction in FIG. 3, and is formed into a tubular shape as a whole. In FIG. 4, reference numeral 25 denotes a connecting body, which is a metal pipe.
The 21 parts are connected by brazing or welding to form an electrically closed circuit. Further, even if the winding start and winding end of the metal pipe 21 are connected by a conductor, the same effect as that of the above-described embodiment can be obtained.
Further, in the above-described embodiment, the example in which the metal pipe 21 is attached to the inside of the coil 3 has been shown.
【0012】[0012]
【発明の効果】以上のように、この発明によれば、誘導
加熱用のコイルと同軸上に金属製パイプをスパイラル状
に形成するか、金属パイプを軸方向に往復させて、全体
として筒状に形成することによって、金属パイプの熱容
量を小さくするととともに、流体との接触面積を広くな
るようにしたので流体の急速加熱が容易にできる効果が
ある。As described above, according to the present invention, the metal pipe is formed in a spiral shape coaxially with the induction heating coil, or the metal pipe is axially reciprocated to form a tubular shape as a whole. By forming the metal pipe, the heat capacity of the metal pipe is reduced and the contact area with the fluid is widened, so that rapid heating of the fluid can be facilitated.
【図1】この発明の一実施例による電気加熱装置を示す
断面図である。FIG. 1 is a cross-sectional view showing an electric heating device according to an embodiment of the present invention.
【図2】図1のII−II線に沿った断面図である。FIG. 2 is a sectional view taken along line II-II of FIG.
【図3】この発明の他の実施例による電気加熱装置を示
す断面図である。FIG. 3 is a sectional view showing an electric heating device according to another embodiment of the present invention.
【図4】図3のIV−IV線に沿った断面図である。4 is a cross-sectional view taken along the line IV-IV in FIG.
【図5】従来の電気加熱装置を示す断面図である。FIG. 5 is a cross-sectional view showing a conventional electric heating device.
【図6】図5のVI−VI線に沿った断面図である。6 is a sectional view taken along line VI-VI of FIG.
2 流体 3 コイル 21 金属製パイプ 25 接続体 2 fluid 3 coil 21 metal pipe 25 connection
Claims (2)
して流体を誘導加熱する電気加熱装置において、前記コ
イルと同軸上に前記流体用の流路としてスパイラル状の
金属製パイプを備え、その金属製パイプを電気的に閉回
路になるように接続したことを特徴とする電気加熱装
置。1. An electric heating device comprising a tubular coil, wherein the coil is energized to induction-heat a fluid, and a spiral metal pipe is provided coaxially with the coil as a flow path for the fluid. An electric heating device characterized in that the metal pipes are electrically connected so as to form a closed circuit.
して流体を誘導加熱する電気加熱装置において、前記コ
イルと同軸上に、このコイルの軸方向に往復する前記流
体用の流路を有し全体として筒形に形成した金属製パイ
プを備え、その金属製パイプ間を電気的に閉回路になる
ように接続したことを特徴とする電気加熱装置。2. An electric heating device comprising a tubular coil, wherein the coil is energized to inductively heat a fluid, wherein a flow path for the fluid that reciprocates in the axial direction of the coil is coaxial with the coil. An electric heating device comprising: a metal pipe having a tubular shape as a whole, and the metal pipes being electrically connected so as to form a closed circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8675392A JPH05290960A (en) | 1992-04-08 | 1992-04-08 | Electric heating device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8675392A JPH05290960A (en) | 1992-04-08 | 1992-04-08 | Electric heating device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH05290960A true JPH05290960A (en) | 1993-11-05 |
Family
ID=13895528
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8675392A Pending JPH05290960A (en) | 1992-04-08 | 1992-04-08 | Electric heating device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH05290960A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001235228A (en) * | 2000-02-24 | 2001-08-31 | Omron Corp | Fluid heater |
JP2001267051A (en) * | 2000-03-21 | 2001-09-28 | Nippon Kinzoku Co Ltd | Heating element for electromagnetic induction heating |
JP2007022898A (en) * | 2005-07-20 | 2007-02-01 | Viko System Co Ltd | Active type gas supplying apparatus of carbon nanotube synthesis system |
JP2010071624A (en) * | 2008-09-22 | 2010-04-02 | Tokuden Co Ltd | Fluid heating device |
JP2012154602A (en) * | 2011-01-28 | 2012-08-16 | Tdk Corp | Fluid heater and steam cleaning apparatus using the fluid heater |
JP2015021647A (en) * | 2013-07-17 | 2015-02-02 | 富士電機株式会社 | Superheated steam-generating device |
KR20180099464A (en) * | 2017-02-27 | 2018-09-05 | 토쿠덴 가부시기가이샤 | Superheated steam generator and method manufacturing conductive pipe used to the superheated steam generator |
-
1992
- 1992-04-08 JP JP8675392A patent/JPH05290960A/en active Pending
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001235228A (en) * | 2000-02-24 | 2001-08-31 | Omron Corp | Fluid heater |
US6465765B2 (en) * | 2000-02-24 | 2002-10-15 | Omron Corporation | Fluid heating apparatus |
JP2001267051A (en) * | 2000-03-21 | 2001-09-28 | Nippon Kinzoku Co Ltd | Heating element for electromagnetic induction heating |
JP2007022898A (en) * | 2005-07-20 | 2007-02-01 | Viko System Co Ltd | Active type gas supplying apparatus of carbon nanotube synthesis system |
JP2010071624A (en) * | 2008-09-22 | 2010-04-02 | Tokuden Co Ltd | Fluid heating device |
JP2012154602A (en) * | 2011-01-28 | 2012-08-16 | Tdk Corp | Fluid heater and steam cleaning apparatus using the fluid heater |
JP2015021647A (en) * | 2013-07-17 | 2015-02-02 | 富士電機株式会社 | Superheated steam-generating device |
KR20180099464A (en) * | 2017-02-27 | 2018-09-05 | 토쿠덴 가부시기가이샤 | Superheated steam generator and method manufacturing conductive pipe used to the superheated steam generator |
CN108513385A (en) * | 2017-02-27 | 2018-09-07 | 特电株式会社 | The manufacturing method of overheated steam generating means and conductor tube for the device |
JP2018141582A (en) * | 2017-02-27 | 2018-09-13 | トクデン株式会社 | Method for producing superheated steam generating apparatus and conductor pipe used for the apparatus |
CN108513385B (en) * | 2017-02-27 | 2021-10-26 | 特电株式会社 | Superheated steam generator and method for manufacturing conductor tube used for the same |
TWI791488B (en) * | 2017-02-27 | 2023-02-11 | 日商特電股份有限公司 | Superheated steam generating device and method of manufacturing conductor pipe used in the device |
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