JPS62158983A - Continuous type microwave heating furnace - Google Patents
Continuous type microwave heating furnaceInfo
- Publication number
- JPS62158983A JPS62158983A JP29888485A JP29888485A JPS62158983A JP S62158983 A JPS62158983 A JP S62158983A JP 29888485 A JP29888485 A JP 29888485A JP 29888485 A JP29888485 A JP 29888485A JP S62158983 A JPS62158983 A JP S62158983A
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- microwave heating
- furnace body
- heated
- heating furnace
- 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.)
- Granted
Links
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】
〔発明の目的〕
童栗上■珂朋分互
本発明は連続的に搬送される陶磁器、食料品その他適宜
物質の乾燥若しくは焼成をマイクロ波にて行わしめる様
にした連続式マイクロ波加熱炉に関するものである。[Detailed Description of the Invention] [Object of the Invention] The present invention uses microwaves to dry or fire continuously transported ceramics, foodstuffs, and other appropriate substances. This invention relates to a continuous microwave heating furnace.
従来ｑ伎亙−
従来かかる連続式加熱炉は一般にガス若しくは液体燃料
の燃焼部を搬送経路中に配置して構成されているが、燃
焼に伴い発生する燃焼ガスにより炉内圧力が変化するた
め炉内温度、炉内雰囲気の調整が困難であり、被加熱物
を均等に加熱処理出来ず、又高温の燃焼排ガスを排気せ
ねばならないため熱効率が悪い等の欠点を有していた。Conventional Continuous Reheating Furnaces Conventionally, such continuous heating furnaces are generally constructed by arranging a gas or liquid fuel combustion section in the conveyance path. It is difficult to adjust the internal temperature and the atmosphere in the furnace, the objects to be heated cannot be heated evenly, and the high-temperature combustion exhaust gas must be exhausted, resulting in poor thermal efficiency.
口 占を”ゞするための
本発明はかかる欠点に鑑み、被加熱物を載置搬送せしめ
る搬送装置の搬送経路中にトンネル状の炉体を配設せし
め、該炉体の炉壁内面には炭素、炭化硅素等のマイクロ
波吸収材を主体とする物質により構成せしめた発熱体を
配置せしめ、炉体の外方部には発熱体に対向してマイク
ロ波を照射せしめるマイクロ波照射装置を配設せしめた
連続式マイクロ波加熱炉を提供して上記欠点を解消せん
としたものである。In view of the above drawbacks, the present invention for performing a heating operation has a tunnel-shaped furnace body disposed in the conveyance path of a conveyance device for placing and conveying the object to be heated, and the inner surface of the furnace wall of the furnace body is provided with a tunnel-shaped furnace body. A heating element made of a material mainly consisting of a microwave absorbing material such as carbon or silicon carbide is arranged, and a microwave irradiation device is arranged on the outside of the furnace body to face the heating element and irradiate microwaves. The present invention aims to solve the above-mentioned drawbacks by providing a continuous microwave heating furnace.
在−里 −
搬送経路中に配設された炉体において、内部所定箇所に
配置された発熱体は炉壁外周より照射装置から照射され
るマイクロ波を吸収することにより発熱作用し、かかる
発熱体から照射される輻射熱により搬送装置上に載置さ
れた状態で連続的に搬送されて来る被加熱物が加熱作用
され、被加熱物は順次搬送される過程において炉体内の
各部における炉内温度にて設定される温度勾配に従って
加熱されることにより、乾燥若しくは焼成されるのであ
る。In the furnace body disposed in the conveyance path, a heating element placed at a predetermined location inside generates heat by absorbing microwaves irradiated from the irradiation device from the outer periphery of the furnace wall. The object to be heated, which is continuously conveyed while being placed on the conveyor, is heated by the radiant heat irradiated by the radiant heat, and as the object is successively conveyed, the internal temperature of each part of the furnace body increases. It is dried or fired by heating according to a temperature gradient set by the method.
尖施拠
以下本発明の一実施例を図面に基づいて説明すると、
■は連続式マイクロ波加熱炉の本体であり、被加熱物Ｗ
を順次連続的に載置搬送せしめる搬送装置２と搬送経路
中に配設されるトンネル状の炉体３により構成せしめて
いる。One embodiment of the present invention will be described below based on the drawings. ① is the main body of a continuous microwave heating furnace,
It is composed of a conveying device 2 for sequentially and continuously placing and conveying the materials, and a tunnel-shaped furnace body 3 disposed in the conveying path.
搬送装置２は炉体３の人口４から出口５へ渉って配置せ
しめたネットコンベア６にて構成せしめ、該矛′ノドコ
ンヘア６においてローラー７にて循環駆動される耐熱性
のネット８上に被加熱９ＩＪｗを順次整列載置せしめて
炉体３中を１峠道通過せしめる様に成している。The conveying device 2 is composed of a net conveyor 6 disposed across from the outlet 4 of the furnace body 3 to the outlet 5. In the conveyor 6, the conveyor 2 is covered with a heat-resistant net 8 which is circulated by a roller 7. The heating elements 9IJw are sequentially arranged and mounted so that they pass through one pass through the furnace body 3.
炉体３：よマイクロ波損失の小さい材質より成る断熱材
９と該断熱材９を被覆するマイクロ波反射性の外装体１
０にて構築され、かかる炉体３の炉壁１１内面には陶磁
器、食料品その他適宜物質の被加熱物Ｗを乾燥若しくは
焼成を目的として加熱操作すべき温度勾配に対応して設
定された所定位置に、マイクロ波吸収性の高い炭素、炭
化硅素を主体とするマイクロ波吸収材若しくはこれに鋳
物粉、真鍮粉、アルミナ扮等の適宜な金属粒体を混入せ
しめて成る発熱体１２．１２ａ・・・を、搬送装置２に
対し上下左右の四面若しくは任意の面に対向して配置せ
しめている。Furnace body 3: a heat insulating material 9 made of a material with low microwave loss and a microwave reflective exterior body 1 covering the heat insulating material 9
0, and the inner surface of the furnace wall 11 of the furnace body 3 has a predetermined temperature gradient set in accordance with the temperature gradient to be heated for the purpose of drying or firing the object W to be heated, such as ceramics, foodstuffs, or other suitable materials. A heating element 12.12a made of a microwave absorbing material mainly consisting of carbon or silicon carbide with high microwave absorbing properties, or a suitable metal particle such as casting powder, brass powder, or alumina mixed therein. ... are arranged facing the conveyance device 2 on four sides, top, bottom, left and right, or on any arbitrary side.
尚、発熱体１２．１２ａ・・・はマイクロ波吸収材を適
宜なバインダーにより炉壁１１に対応する板状に焼結成
形せしめ、若しくはマイクロ波吸収材を適宜接着剤に混
入して塗布すると共に、高温で層状に焼付処理する等の
手段により配置せしめている。The heating elements 12, 12a... are made by sintering a microwave absorbing material into a plate shape corresponding to the furnace wall 11 using an appropriate binder, or by coating the microwave absorbing material mixed with an adhesive as appropriate. , are arranged by means such as layered baking treatment at high temperature.
又、炉体３の外方部にはマイクロ波照射装置１３．１３
ａ・・・を配置せしめると共に、該マイクロ波照射装置
１３．１３ａ・・・より発せられるマイクロ波を誘導せ
しめる導波管１４．１４ａ・・・を発熱体１２．１２ａ
・・・の配置位置に対向して炉壁１１へ導入接続せしめ
ている。Additionally, a microwave irradiation device 13.13 is installed on the outside of the furnace body 3.
waveguides 14.14a for guiding the microwaves emitted from the microwave irradiation devices 13.13a... to the heating elements 12.12a.
. . are introduced and connected to the furnace wall 11 in opposition to the arrangement positions.
第３図乃至第５図は搬送装置２の他の実施例を示し、第
３図、第４図は耐熱性のローラーコンベア１５にて構成
せしめたもの、第５図は連続的に押送される台車１６に
て構成せしめたものであり、搬送装置２の形式および炉
体３の形式は図示のものに限定するものではない。3 to 5 show other embodiments of the conveying device 2. FIGS. 3 and 4 are constructed with a heat-resistant roller conveyor 15, and FIG. 5 is a continuous conveyor. The conveyor device 2 and the furnace body 3 are not limited to those shown in the drawings.
次に本発明にかかる連続式マイクロ波加熱炉の作用につ
いて説明すると、加熱処理すべき被加熱物Ｗは搬送装置
２上に載置されて入口４から出口５へ順次搬送され、一
方炉体３内部はマイクロ波照射装置１３．１３ａ・・・
の作動によりマイクロ波が導波管［４，１４ａ・・・に
誘導されて発熱体１２．１２ａ・・・に照射されると、
該発熱体１２．１２ａ・・・を構成するマイクロ波吸収
材が照射されたマイクロ波を吸収して発熱し、該発熱体
１２．１２ａ・・・の輻射熱により搬送装置２上にて１
１送される被加熱物Ｗが輻射加熱され、該被加熱物Ｗは
炉体３を通過する過程において炉体３に設定された所定
の温度勾配に従って加熱処理されるのである。Next, to explain the operation of the continuous microwave heating furnace according to the present invention, the object to be heated W to be heated is placed on the conveying device 2 and sequentially conveyed from the inlet 4 to the outlet 5, while the furnace body 3 Inside is microwave irradiation device 13.13a...
When the microwave is guided to the waveguide [4, 14a... by the operation of , and is irradiated to the heating element 12, 12a...,
The microwave absorbing material constituting the heating elements 12.12a... absorbs the irradiated microwaves and generates heat, and the radiant heat of the heating elements 12.12a...
The object to be heated W that is sent once is heated by radiation, and in the process of passing through the furnace body 3, the object to be heated W is heat-treated according to a predetermined temperature gradient set in the furnace body 3.
尚、本発明に係る連続式マイクロ波加熱炉はマイクロ波
照射装置１３．１３ａ・・・より照射されるマイクロ波
の強弱調整により炉体３の温度勾配を任意に設定出来、
陶磁器、食料品その他適宜物質の乾燥若しくは焼成に利
用せしめることが出来るのである。In addition, in the continuous microwave heating furnace according to the present invention, the temperature gradient of the furnace body 3 can be arbitrarily set by adjusting the intensity of the microwave irradiated from the microwave irradiation device 13, 13a...
It can be used for drying or firing ceramics, foodstuffs, and other appropriate materials.
要するに本発明は、被加熱物Ｗを載置搬送せしめる搬送
装置２の搬送経路中にトンネル状の炉体３を配設せしめ
、該炉体３の炉壁１１内面には炭素、炭化硅素等のマイ
クロ波吸収材を主体とする物質により構成せしめた発熱
体１２．１２ａ・・・を配置せしめ、炉体３の外方部に
は発熱体１２．１２ａ・・・に対向してマイクロ波を照
射せしめるマイクロ波照射装置１３．１３ａ・・・を配
設せしめたので、マイクロ波の照射により効率的に発熱
作用される発熱体１２．１２ａ・・・の輻射熱により搬
送装置２上を搬送される被加熱物Ｗを任意の温度勾配で
加熱処理せしめることが出来、燃焼式の炉の様に燃焼ガ
スを生じないため、炉内圧力等の炉内雰囲気の調整が容
易で被加熱物Ｗを載置場所に左右されず均等に加熱処理
せしめることが出来ると共に、燃焼ガスの排気を要しな
いため熱効率が非常に良く、而も公害発生の心配もなく
、又炉内温度もマイクロ波照射装置１３．１３ａ・・・
の電気的強弱調整により容易に管理することが出来る等
その実用的効果甚だ大なるものである。In short, in the present invention, a tunnel-shaped furnace body 3 is disposed in the conveyance path of a conveyance device 2 for placing and conveying the object W to be heated, and the inner surface of the furnace wall 11 of the furnace body 3 is coated with carbon, silicon carbide, etc. Heating elements 12.12a... made of a material mainly consisting of a microwave absorbing material are arranged, and microwaves are irradiated to the outer part of the furnace body 3 facing the heating elements 12.12a... Since the microwave irradiation devices 13, 13a, etc. are provided, the objects being transported on the transport device 2 are The object W to be heated can be heated at an arbitrary temperature gradient, and unlike a combustion type furnace, combustion gas is not produced, so the atmosphere inside the furnace such as the pressure inside the furnace can be easily adjusted, and the object W to be heated can be placed. The heat treatment can be carried out evenly regardless of the location, and the thermal efficiency is very good as there is no need to exhaust combustion gas, and there is no need to worry about pollution, and the temperature inside the furnace can be kept low. ...
Its practical effects are enormous, as it can be easily managed by adjusting the electrical strength.
図は本発明の一実施例を示すものにして、第１図は本発
明に係る連続式マイクロ波加熱炉の斜視図、第２図は同
上断面図、第３図乃至第５図は他の実施例を示す図であ
る。
である。
２搬送装置 ３炉体 １１炉壁
１２．１２ａ・・・発熱体
マイクロ波照射装置１３．１３ａ・・・以上The figures show one embodiment of the present invention, and FIG. 1 is a perspective view of a continuous microwave heating furnace according to the present invention, FIG. 2 is a sectional view of the same, and FIGS. It is a figure showing an example. It is. 2 Transfer device 3 Furnace body 11 Furnace wall 12.12a... Heating element Microwave irradiation device 13.13a... Above
Claims (4)
中にトンネル状の炉体を配設せしめ、該炉体の炉壁内面
には炭素、炭化硅素等のマイクロ波吸収材を主体とする
物質により構成せしめた発熱体を配置せしめ、炉体の外
方部には発熱体に対向してマイクロ波を照射せしめるマ
イクロ波照射装置を配設せしめたことを特徴とする連続
式マイクロ波加熱炉。(1) A tunnel-shaped furnace body is disposed in the conveyance path of a conveyance device that places and conveys the object to be heated, and the inner surface of the furnace wall of the furnace body is mainly made of microwave absorbing material such as carbon or silicon carbide. Continuous microwave heating, characterized in that a heating element made of a material that is Furnace.
を特徴とする特許請求の範囲第１項記載の連続式マイク
ロ波加熱炉。(2) The continuous microwave heating furnace according to claim 1, wherein the conveying device comprises a heat-resistant net conveyor.
とを特徴とする特許請求の範囲第１項記載の連続式マイ
クロ波加熱炉。(3) The continuous microwave heating furnace according to claim 1, wherein the conveying device comprises a heat-resistant roller conveyor.
を特徴とする特許請求の範囲第１項記載の連続式マイク
ロ波加熱炉。(4) The continuous microwave heating furnace according to claim 1, wherein the conveyance device is comprised of a cart that is continuously pushed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60298884A JPH0680391B2 (en) | 1985-12-28 | 1985-12-28 | Continuous microwave heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60298884A JPH0680391B2 (en) | 1985-12-28 | 1985-12-28 | Continuous microwave heating furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62158983A true JPS62158983A (en) | 1987-07-14 |
| JPH0680391B2 JPH0680391B2 (en) | 1994-10-12 |
Family
ID=17865413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60298884A Expired - Lifetime JPH0680391B2 (en) | 1985-12-28 | 1985-12-28 | Continuous microwave heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0680391B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006046764A (en) * | 2004-08-03 | 2006-02-16 | Ibiden Co Ltd | Kiln |
| JP2007147264A (en) * | 2005-10-26 | 2007-06-14 | Mino Ceramic Co Ltd | Continuous type heat treatment method and continuous type heat treat furnace |
| JP2010149080A (en) * | 2008-12-26 | 2010-07-08 | Kubota Matsushitadenko Exterior Works Ltd | Detoxification treatment method of asbestos |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007010607A1 (en) * | 2005-07-21 | 2007-01-25 | Koyo Thermo Systems Co., Ltd. | Carburization method and carburization furnace |
| JP4168076B2 (en) | 2007-03-08 | 2008-10-22 | ファナック株式会社 | Wire cut electric discharge machine with wire electrode tension control function |
| JP4298764B2 (en) | 2007-04-10 | 2009-07-22 | ファナック株式会社 | Control device for wire cut electric discharge machine |
| WO2010089860A1 (en) | 2009-02-04 | 2010-08-12 | 国立大学法人信州大学 | Process for producing carbon nanotube |
| WO2010089858A1 (en) | 2009-02-04 | 2010-08-12 | 国立大学法人信州大学 | Process for producing carbon nanotubes |
| WO2010134190A1 (en) | 2009-05-21 | 2010-11-25 | 国立大学法人信州大学 | Method for manufacturing carbon nanotubes and the like |
| CN102506576B (en) * | 2011-11-10 | 2014-04-30 | 湖南顶立科技有限公司 | Microwave sintering equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5138209A (en) * | 1974-09-30 | 1976-03-30 | Oriental Engineering Co | RENZOKUNETSU SHORIRO |
| JPS5523826A (en) * | 1978-08-03 | 1980-02-20 | Mitsubishi Electric Corp | Baking furnace |
-
1985
- 1985-12-28 JP JP60298884A patent/JPH0680391B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5138209A (en) * | 1974-09-30 | 1976-03-30 | Oriental Engineering Co | RENZOKUNETSU SHORIRO |
| JPS5523826A (en) * | 1978-08-03 | 1980-02-20 | Mitsubishi Electric Corp | Baking furnace |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006046764A (en) * | 2004-08-03 | 2006-02-16 | Ibiden Co Ltd | Kiln |
| JP2007147264A (en) * | 2005-10-26 | 2007-06-14 | Mino Ceramic Co Ltd | Continuous type heat treatment method and continuous type heat treat furnace |
| JP2010149080A (en) * | 2008-12-26 | 2010-07-08 | Kubota Matsushitadenko Exterior Works Ltd | Detoxification treatment method of asbestos |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0680391B2 (en) | 1994-10-12 |
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