JPS5893193A - Microwave heater - Google Patents
Microwave heaterInfo
- Publication number
- JPS5893193A JPS5893193A JP19121081A JP19121081A JPS5893193A JP S5893193 A JPS5893193 A JP S5893193A JP 19121081 A JP19121081 A JP 19121081A JP 19121081 A JP19121081 A JP 19121081A JP S5893193 A JPS5893193 A JP S5893193A
- Authority
- JP
- Japan
- Prior art keywords
- heated
- microwave
- wave
- supplied
- slow
- 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
Landscapes
- Fixing For Electrophotography (AREA)
- Constitution Of High-Frequency Heating (AREA)
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】
本発明はマイクσ波加熱ｆ装置の改良に関するものであ
る。従来より、ラダーパターンが形成された遅ｒ１１回
路体を応用したマイクロ波加熱装置は。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an improvement of a microphone σ-wave heating device. Conventionally, microwave heating devices have applied a slow R11 circuit body with a ladder pattern formed thereon.
檀り提案されている（例えば、特開昭４９−５９１３４
、同４９−５０９４０）。It has been proposed (for example, Japanese Patent Application Laid-Open No. 49-59134)
, 49-50940).
しかしながら、従来例においては、ラダーパターンを形
成しているスリットのうち、＊後部Ｃ＝あるスリットの
後端縁にてマイク０披が大きく反射し、定在波が生起し
ていた。従って、被加熱物に「蝿けムラ」が生じる威れ
があった。この事情をＩｇ１図艦＝従ってもう少し詳し
く説明すると、この図Ｃ二おいて、実線で示されたサイ
ンカーブは、遅波回路体中を伝播する進行１１２Ｋ）で
ある、また、−息鎖繍で示されたチインカーブｔｔ、ｉ
！ｌ記進行波＾か反射ＩＩＩ（川にて反射した反射ａ（
Ｂ）である０点線で示されたナインカーブは、＠記進行
波（５）と反射波（Ｂｌとを合成することＣ：より生ず
る定圧波（０）である。However, in the conventional example, the microphone 0 was largely reflected at the rear end edge of one of the slits forming the ladder pattern, causing a standing wave. Therefore, there is a risk that "fly unevenness" may occur in the heated object. To explain this situation in a little more detail, in this figure C2, the sine curve indicated by the solid line is the progression 112K) propagating in the slow wave circuit. The indicated chain curve tt,i
! Traveling wave ^ or reflection III (reflection a reflected at the river)
The nine curve shown by the 0 dotted line that is B) is a constant pressure wave (0) generated by combining the traveling wave (5) and the reflected wave (Bl).
この図からもわかるよう６二、進行波（６）を反射する
部分量があると定圧波（０）が生起されること６；なる
。As can be seen from this figure, if there is a partial amount that reflects the traveling wave (6), a constant pressure wave (0) is generated.
従って、この反射＃Ａ（ＨＩ８え除去すればよいわけで
あるが、これは事実上困嫌である。Therefore, this reflection #A (HI8) could be removed, but this is actually undesirable.
本発明はかかる従来例の難点Ｃ；鑑みてなされたもので
、遅波回路体の両端ｓにマイクロ波供給手段がｉｉ＊さ
れ、双方のマイクｇ波供給手段−二より供給されたマイ
クロ波６二よる定圧波のピッチが。The present invention has been made in view of the drawback C of the conventional example, and microwave supply means ii* are provided at both ends s of the slow wave circuit body, and microwave 6 is supplied from both microphone G-wave supply means-2. The pitch of the constant pressure wave is due to two factors.
ほぼ入／４ （入は遅波回路体内におけるマイクロ波の
実効疲長］となることを特徴とするものであって、ｉ！
狂波な消去することなく、積極的に活用せんとするもの
である。It is characterized by approximately input/4 (input is the effective fatigue length of the microwave in the slow wave circuit), and i!
The aim is to actively utilize the information without erasing it.
以下１本尭明の一実施例１二つき図−Ｃ：従がい説明す
る。４１２図において、（１）は遅波回路体として（１
）マイクロストリップ線路である。このマイクロス）リ
ップ線路（１）はテトラフルオロエチレン等の誘電体に
てなる１板（２）と、その上１１１ｇ’１．貼看された
ニッケに箔ｉ：てなる接地導体（３１と、下向１：貼看
されたやはりニッケル箔幅二てなる中心導体（４）と−
二より構成される。また、ＷＩ地導体（３１にはマイク
ロ波の伝播方向に沿って、複数個のスリット（５ト・・
が開設８れ、ラダーパターン（６）が形成される。（７
）はマイクロストリップ線路…の一端ｉ；＠看碍れた同
軸ケーブルで１図示せぬ、−万のマグネトロンに接続さ
れ、矢印入方向よりマイクｙｆ）ｌｌが供給される。The following is an example of one example 1 with two figures-C: A follow-up explanation will be given below. In Figure 412, (1) is a slow wave circuit (1
) Microstrip line. This microslip line (1) consists of one plate (2) made of a dielectric material such as tetrafluoroethylene, and a 111g'1. A ground conductor (31) with nickel foil affixed to it, and a center conductor (4) with a width of 2 nickel foil affixed downward 1:
It is composed of two parts. In addition, the WI ground conductor (31) has a plurality of slits (5 t...
is opened 8, and a ladder pattern (6) is formed. (7
) is connected to a magnetron (not shown) by a coaxial cable (not shown) at one end of the microstrip line (i), and a microphone (yf)ll is supplied from the direction indicated by the arrow.
１
（８１はマイクロストリップ線路（１）の他端−；ｆ！
看された同軸ケープＩで、図示せぬ他方のマグネ）ｏン
ｔ；＊ｒｔｓｓれ、矢印Ｂ方向よりマイクロ波が供給さ
れる。（９）αのは夫々の同軸ケーブル（７）（８）の
外部導体。1 (81 is the other end of the microstrip line (1) -; f!
At the coaxial cape I, the other magnet (not shown) is connected, and microwaves are supplied from the direction of arrow B. (9) α is the outer conductor of each coaxial cable (7) and (8).
（１ｍ（ｌａは中心導体で、夫々の外部導体（９）顛は
マイクロストリップ線ｊｌ（ｌｌ）接地４体１３１１：
：ｍｌ！８し、 中心導体ａｌｕａはマイクロストリッ
プ線ＩＩ（１１の中心導体（４０：接−される、 （１
３（１４は薄い被加熱物日を、ラダーパターン（６）上
に走査させるための移送σ−ラ対で、被加熱物（１９を
挾持しつつ回転するものである。(1m (la is the center conductor, each outer conductor (9) is a microstrip wire jl (ll) grounding 4 bodies 1311:
:ml! 8, and the center conductor alua is connected to the microstrip line II (11 center conductors (40: connected, (1
3 (14) is a transport pair for scanning a thin object to be heated onto the ladder pattern (6), which rotates while holding the object to be heated (19) in between.
なお、一方のマグネトロンのキャビティから。In addition, from the cavity of one magnetron.
マイクロストリップ線路（１）の右端部のスリット（５
＆）の右端縁までの距離を−とすると、他方のマグネト
ロンのキャビティから、マイタロストリップ線Ｍ！（１
１の左端部のスリブ）（５１）の左端縁までの距離はｇ
＋■４に設定される。The slit (5) at the right end of the microstrip line (1)
If the distance to the right edge of &) is -, then the mital strip line M! is from the cavity of the other magnetron. (1
The distance to the left edge of (51) is g
+■ Set to 4.
さて、上記のような装置１；、先ず左方（矢印入方向）
からマイクロ波を供給すると、定在波が生起され、被加
熱物日は：、ｍｓ図の斜線で示された部１１１
分が加熱される８次−二右万（矢印１方向）からマイク
ロ波を供給すると、ａ述のようにマグネトロンのキャビ
ティからスリット（５１）の左端縁までｔｉｏ距離が、
ｇ＋Ａ／４ に設定されているから。Now, the device 1 as above; First, to the left (in the direction of the arrow)
When microwaves are supplied from the microwave, a standing wave is generated, and the object to be heated is heated by microwaves from the 8th-2nd right (direction of arrow 1), which heats the shaded area in the ms diagram. When supplied, the tio distance from the magnetron cavity to the left edge of the slit (51) is as described in a.
Because it is set to g+A/4.
定在波がＸ／４ だけマイクロ波の伝播方向にシフトシ
、第４因の斜線で示された部分が加熱される。The standing wave is shifted by X/4 in the propagation direction of the microwave, and the shaded portion of the fourth factor is heated.
従って１両マグネトロンから同時にマイクロ波を供給す
ると、被加熱物が一＊面にわたり均一に加Ｊ＆されるこ
と６二なる。Therefore, if microwaves are supplied from one magnetron at the same time, the object to be heated will be heated uniformly over one side.
なお１両マグネトロンとその電源の間にいゎゆるブツシ
ュ°プル回路を設け、電源トランスを１Ｍｊ：：した場
合シニは、第５図の斜線で示された部分が加、熱される
。この場合、電源周波数が高いと。Note that if a bush pull circuit is provided between one magnetron and its power source, and the power transformer is 1Mj::, the shaded area in FIG. 5 will be heated. In this case, if the power supply frequency is high.
被加熱物は事実上、全面にわたり均−ｇ二加熱されるこ
とになる。The object to be heated is heated evenly over its entire surface.
し
Ｊ！−二、１個の電１！Ｉｇ：２個のマグネトロζ並列
接線するだけでもよい、この場合はプッＶユ・プル回路
を接読したとき・のような千鳥状とはならない。Shi J! -2, 1 electricity 1! Ig: It is sufficient to connect two magnetros ζ in parallel. In this case, it will not be staggered like when a pull-V-pull circuit is read directly.
献上のように１本発明一二よると、−個の遅波回路体１
；、相異なる方向から、同時若しくは交互にマイクａｍ
を供給し、それらの定在波のピップがほぼｖ４ である
ので、を加熱物は均一に加熱される。According to the present invention 12, - slow wave circuit bodies 1
, from different directions, simultaneously or alternately
Since the pips of these standing waves are approximately v4, the object to be heated will be heated uniformly.
ｓ１図はマイクｃｙａの振舞方を示す波形図、第２図＃
１本発明の一実施例を示す斜視図、ＶＳＳ図ないし第５
図は被加熱物の相異なる加電状態を示す模式図である。
（１）・・・マイクロストリップ線路、（６）・・・ラ
ダーパターン、１７＋（８）−・・同軸ケーブル、 Ｑ
３（ｌ釦・・移送ａ−ラ対。
−・・・被加熱物。Figure s1 is a waveform diagram showing how the microphone cya behaves, Figure 2 #
1 A perspective view showing an embodiment of the present invention, a VSS diagram to a 5th
The figures are schematic diagrams showing different electrification states of the heated object. (1)...Microstrip line, (6)...Ladder pattern, 17+(8)-...Coaxial cable, Q
3 (l button...Transfer a-ra pair. -...Object to be heated.
Claims (1)
供給する手段とｓ ｓｌｌプラダ−パターン上二被加熱
物を走査させる手段とよりなり、−万のマイクロ波供給
手段により供給されたマイクロ波により生起される定在
波と、他方のマイクσ技供給手段（二より供給されたマ
イクロｌｆｆ１ｇ二より、生起される１！ａ波とのピッ
プが、はぼＡ／４ （入は遅波回路体内Ｃ二おけるマ
イクロ波の実効波長］であることを特徴とするマイクａ
ｆｊｊｌ加熱装置。[Claims] 1. A slow wave circuit body in which a ladder pattern is formed. It consists of a means for supplying two micro-waves from both four parts of the slow-wave circuit body, and a means for scanning the object to be heated on the SSL Prada pattern, and is supplied by a microwave supply means of 10,000. The pips between the standing wave generated by the microwave and the 1!a wave generated by the micro lff1g2 supplied from the other microphone σ technique supply means (2) are approximately A/4 (the input is A microphone a characterized in that the effective wavelength of the microwave in the slow wave circuit body C2 is
fjjl heating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19121081A JPS5893193A (en) | 1981-11-27 | 1981-11-27 | Microwave heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19121081A JPS5893193A (en) | 1981-11-27 | 1981-11-27 | Microwave heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5893193A true JPS5893193A (en) | 1983-06-02 |
| JPH0159715B2 JPH0159715B2 (en) | 1989-12-19 |
Family
ID=16270732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19121081A Granted JPS5893193A (en) | 1981-11-27 | 1981-11-27 | Microwave heater |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5893193A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05169936A (en) * | 1991-12-20 | 1993-07-09 | Hino Motors Ltd | Wishbone type suspension of truck |
| JP5792758B2 (en) * | 2012-04-16 | 2015-10-14 | 村田機械株式会社 | Microwave heating device and image fixing device using the same |
-
1981
- 1981-11-27 JP JP19121081A patent/JPS5893193A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0159715B2 (en) | 1989-12-19 |
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