JP2513113Y2 - microwave - Google Patents
microwaveInfo
- Publication number
- JP2513113Y2 JP2513113Y2 JP1988152947U JP15294788U JP2513113Y2 JP 2513113 Y2 JP2513113 Y2 JP 2513113Y2 JP 1988152947 U JP1988152947 U JP 1988152947U JP 15294788 U JP15294788 U JP 15294788U JP 2513113 Y2 JP2513113 Y2 JP 2513113Y2
- Authority
- JP
- Japan
- Prior art keywords
- side plate
- waveguide
- outer box
- screw
- box
- 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
- Electric Ovens (AREA)
Description
【考案の詳細な説明】 [考案の目的] (産業上の利用分野) 本考案は、マグネトロンで発生したマイクロ波を導波
管を通して加熱室内に導き入れるようにした電子レンジ
に関する。DETAILED DESCRIPTION OF THE INVENTION [Object of Invention] (Field of Industrial Application) The present invention relates to a microwave oven in which microwaves generated by a magnetron are introduced into a heating chamber through a waveguide.
(従来の技術) 近年の電子レンジにおいては、外形高さを低くするた
めに、加熱室を構成する内箱の側板に導波管を取付け、
この導波管にマグネトロンを取付けた構成のものがあ
る。(Prior Art) In recent microwave ovens, in order to reduce the external height, a waveguide is attached to the side plate of the inner box that constitutes the heating chamber,
There is a configuration in which a magnetron is attached to this waveguide.
(考案が解決しようとする課題) 上記従来構成では、内箱の側板でマグネトロン付きの
導波管を片持ちする形態となるため、マグネトロンと導
波管の重量が内箱の側板に集中的に加わる。このため、
内箱の側板に補強用のビードを形成したり、その側板の
板厚を厚くする等して、補強するようにしていたが、そ
れでも万全ではなく、該側板にひずみ変形を生じて、加
熱室内面の美観を損うのみならず、その変形面によって
マイクロ波の反射が乱され、加熱むらを招くこともあっ
た。(Problems to be solved by the invention) In the above conventional configuration, since the waveguide with the magnetron is cantilevered on the side plate of the inner box, the weights of the magnetron and the waveguide are concentrated on the side plate of the inner box. Join. For this reason,
It was tried to reinforce by forming a bead for reinforcement on the side plate of the inner box or increasing the plate thickness of the side plate, but it was not perfect, but the side plate was distorted and deformed, and the heating chamber Not only the aesthetics of the surface are impaired, but also the deformed surface disturbs the reflection of microwaves, which may cause uneven heating.
また、マグネトロンに高圧電圧を印加するための高圧
トランスが外箱と内箱との間に配設されているが、この
高圧トランスの動作時に生ずる磁気変動の影響を受けて
外箱と内箱の側板が微振動して不快な騒音を発生すると
いう欠点もあった。Further, a high voltage transformer for applying a high voltage to the magnetron is provided between the outer box and the inner box. There is also a drawback that the side plates vibrate slightly and generate unpleasant noise.
本考案はこのような事情を考慮してなされたもので、
従ってその目的は、マグネトロン等の重量による内箱の
側板のひずみ変形を防止できて、加熱室内面の外観向上
とマイクロ波の反射具合の安定化を図り得ると共に、高
圧トランスの磁界による騒音を防止できる電子レンジを
提供するにある。The present invention was made in consideration of such circumstances,
Therefore, the purpose is to prevent distortion and deformation of the side plates of the inner box due to the weight of the magnetron, etc., to improve the appearance of the inside of the heating chamber and stabilize the microwave reflection, and to prevent noise due to the magnetic field of the high-voltage transformer. There is a microwave oven available.
[考案の構成] (課題を解決するための手段) 本考案の電子レンジは、外箱内に加熱室を構成する内
箱を配設し、この内箱の側板外面に固定された導波管に
マグネトロンを取付けて成るものにおいて、前記導波管
に前記外箱の側板に向って延びるように設けられ前記外
箱の側板にねじ等により固定された延出部と、前記外箱
の側板に設けられ前記ねじ等が前記外箱の側板から突出
しないように前記ねじ等を収容する凹部と、前記外箱の
側板に前記凹部及び前記ねじ等を覆い隠すように取付け
られた銘板と、前記導波管の下方に該導波管に近接して
設けられ前記マグネトロンに高圧電圧を供給する高圧ト
ランスとを備える構成としたものである。[Structure of the Invention] (Means for Solving the Problems) A microwave oven of the present invention is a waveguide in which an inner box forming a heating chamber is arranged in an outer box, and the outer plate of the inner box is fixed to the outer surface. In which a magnetron is attached to the waveguide, the waveguide is provided so as to extend toward the side plate of the outer box, and the extension part fixed to the side plate of the outer box by a screw or the like is provided on the side plate of the outer box. A recess provided to accommodate the screw or the like so that the screw or the like does not protrude from the side plate of the outer box, a name plate attached to the side plate of the outer box so as to cover the recess or the screw, and the guide. A high-voltage transformer is provided below the wave tube in the vicinity of the waveguide and supplies a high voltage to the magnetron.
(作用) 導波管に設けた延出部が外箱の側板に固定されている
から、導波管が外箱の側板と内箱の側板とで両端を支持
される形態となる。このため、マグネトロンと導波管の
重量が外箱と内箱とに分散されて受けられ、側板のひず
み変形が防止される。また、外箱の側板と内箱の側板と
が導波管によって繋がれた形態になるため、その側板の
振動が導波管によって抑えられる。(Operation) Since the extending portion provided in the waveguide is fixed to the side plate of the outer box, the waveguide has a form in which both ends are supported by the side plate of the outer box and the side plate of the inner box. Therefore, the weights of the magnetron and the waveguide are distributed and received by the outer box and the inner box, and the strain deformation of the side plate is prevented. Further, since the side plate of the outer box and the side plate of the inner box are connected by the waveguide, the vibration of the side plate is suppressed by the waveguide.
また、外箱の側板に凹部を設け、この凹部内にねじ等
を収容して該ねじ等が外箱の側板から突出しないように
し、更に、外箱の側板に凹部及びねじ等を覆い隠すよう
に銘板を取付ける構成としたので、凹部及び銘板により
ねじ等が隠され、外観の見栄えを良くすることができ
る。In addition, a recess is provided in the side plate of the outer box, and a screw or the like is housed in the recess so that the screw or the like does not protrude from the side plate of the outer box. Further, the side plate of the outer box covers the recess and the screw. Since the nameplate is attached to the, the screws and the like are hidden by the recess and the nameplate, and the appearance can be improved.
(実施例) 以下、本考案の一実施例を図面に基いて説明する。1
は電子レンジの外箱で、その内部には加熱室2を構成す
る内箱3が配設されている。この内箱3の右側板3aと外
箱1の右側板1aとの間に機械室4が形成され、この機械
室4の底部に高圧トランス5が配設されている。6は機
械室4内に水平に配置された角筒状の導波管で、この導
波管6は管主体部6aの下面開口を下面板6bで閉鎖した構
成のものであり、その左端開口縁部には取付用フランジ
部7が形成されている。これに対応して、内箱3の右側
板3aのほぼ中央には、マイクロ波導入用の開口部8が形
成され、この開口部8に導波管6の左端開口部を合致さ
せた状態で取付用フランジ部7を内箱3の右側板3aにね
じ9により締付固定している。尚、開口部8にはカバー
10をねじ9により共締めしている。一方、導波管6の上
面右端部には、マグネトロン11が取付けられ、このマグ
ネトロン11で発生されたマイクロ波が導波管6を通して
開口部8から加熱室2内に導き入れられる。Embodiment An embodiment of the present invention will be described below with reference to the drawings. 1
Is an outer box of a microwave oven, and an inner box 3 constituting the heating chamber 2 is disposed inside the outer box. A machine room 4 is formed between the right side plate 3 a of the inner box 3 and the right side plate 1 a of the outer box 1, and a high voltage transformer 5 is arranged at the bottom of the machine room 4. Reference numeral 6 denotes a rectangular tube-shaped waveguide horizontally arranged in the machine room 4. This waveguide 6 has a structure in which the lower surface opening of the tube main body portion 6a is closed by a lower surface plate 6b. A mounting flange portion 7 is formed on the edge portion. Correspondingly, an opening 8 for introducing microwaves is formed substantially at the center of the right side plate 3a of the inner box 3, and the left end opening of the waveguide 6 is aligned with this opening 8. The mounting flange portion 7 is fastened and fixed to the right side plate 3a of the inner box 3 with a screw 9. In addition, the opening 8 has a cover
10 is fastened together with screw 9. On the other hand, a magnetron 11 is attached to the right end of the upper surface of the waveguide 6, and the microwave generated by the magnetron 11 is introduced into the heating chamber 2 through the opening 6 from the opening 8.
而して、導波管6の下面板6bの右端部には、外箱1の
右側板1aに向って延びる延出部12が一体に延設され、こ
の延出部12の先端部にはねじ止め片部12aが下向き直角
に折曲形成されている。これに対応して、外箱1の右側
板1aには、ねじ止め用の凹部13がプレス成形等により例
えば2箇所形成され、各凹部13の内面に前記延出部12の
ねじ止め片部12aが当接した状態で、両者がねじ14によ
り締付固定されている。これによって、導波管6が外箱
1の右側板1aと内箱3の右側板3aとによって両端を支持
された形態となっている。そして、外箱1の右側板1aの
外面には、凹部13を覆い隠すように銘板15を貼着してい
る。この銘板15には、機種名、製造番号、定格電圧等が
記載されている。An extension 12 extending toward the right side plate 1a of the outer box 1 is integrally provided at the right end of the lower surface plate 6b of the waveguide 6, and the tip of the extension 12 is provided at the distal end thereof. The screwing piece portion 12a is bent downward at a right angle. Corresponding to this, the right side plate 1a of the outer box 1 is provided with, for example, two recesses 13 for screwing by press molding or the like, and the screwing piece 12a of the extending portion 12 is formed on the inner surface of each recess 13. Are abutted on each other, and both are fastened and fixed by a screw 14. As a result, the waveguide 6 has a form in which both ends are supported by the right side plate 1a of the outer box 1 and the right side plate 3a of the inner box 3. A name plate 15 is attached to the outer surface of the right side plate 1a of the outer box 1 so as to cover the concave portion 13. On the nameplate 15, the model name, serial number, rated voltage, etc. are described.
尚、第2図において、16は加熱室2の前面を開閉する
扉、17は機械室4の前面に設けられた操作パネル、18は
外箱1と内箱3の背面を一括して覆う背板、19は機械室
4内において背板18に取付けられたファン装置で、この
ファン装置19によりマグネトロン11が冷却される。In FIG. 2, 16 is a door that opens and closes the front surface of the heating chamber 2, 17 is an operation panel provided on the front surface of the machine room 4, and 18 is a spine that collectively covers the back surfaces of the outer box 1 and the inner box 3. A plate, 19 is a fan unit attached to the back plate 18 in the machine room 4, and the fan unit 19 cools the magnetron 11.
上記構成によれば、導波管6に延設した側板12を外箱
1の右側板1aにねじ14により締付固定しているので、導
波管6が外箱1の右側板1aと内箱3の右側板3aとによっ
て両端を支持された形態となる。このため、導波管6と
マグネトロン11の重量を外箱1の右側板1aと内箱3の右
側板3aとに分散させることができ、右側板1a,3aのひず
み変形を防止できる。それ故に、加熱室2内面の外観を
損うことがなく、またマイクロ波の反射具合も安定化し
て、加熱むらを防止できる。According to the above configuration, since the side plate 12 extending to the waveguide 6 is fastened and fixed to the right side plate 1a of the outer box 1 with the screw 14, the waveguide 6 and the right side plate 1a of the outer box 1 are internally fixed. Both ends are supported by the right side plate 3a of the box 3. Therefore, the weights of the waveguide 6 and the magnetron 11 can be distributed to the right side plate 1a of the outer case 1 and the right side plate 3a of the inner case 3, and strain deformation of the right side plates 1a and 3a can be prevented. Therefore, the appearance of the inner surface of the heating chamber 2 is not impaired, the microwave reflection is stabilized, and uneven heating can be prevented.
しかも、外箱1の右側板1aと内箱3の側板3aとが導波
管6によって繋がれた形態になるため、その右側板1a,3
a間に高圧トランス5が位置してその磁気変動の影響が
右側板1a,3aに及ぶという事情があっても、その右側板1
a,3aの振動を導波管6によって効果的に抑えることがで
き、振動による騒音の発生を防止できる。Moreover, since the right side plate 1a of the outer box 1 and the side plate 3a of the inner box 3 are connected by the waveguide 6, the right side plates 1a, 3
Even if the high voltage transformer 5 is located between a and the influence of the magnetic fluctuation affects the right side plates 1a and 3a,
The vibrations of a and 3a can be effectively suppressed by the waveguide 6, and the generation of noise due to the vibration can be prevented.
また、上記実施例では、延出部12を導波管6に一体に
延設しているので、ねじ14を除き部品数が増加せず、別
体の補強部材を設ける場合に比して、製造コストを安価
にできる。Further, in the above-described embodiment, since the extending portion 12 is integrally extended to the waveguide 6, the number of parts does not increase except for the screw 14, and compared with the case where a separate reinforcing member is provided, Manufacturing cost can be reduced.
更に、ねじ14(凹部13)を銘板15で覆い隠すようにし
たので、外箱1の外観を損うことがない。Furthermore, since the screw 14 (recess 13) is covered with the nameplate 15, the outer box 1 is not damaged in appearance.
尚、上記実施例では、延出部12を外箱1の右側板1aに
ねじ止めするようにしたが、例えばリベット等によるか
しめ付けや溶接であっても良く、また、延出部12のねじ
止め片部12aは上向きに折曲しても良く、更には、導波
管6の下面にマグネトロン11を垂下状に取付ける構成と
しても良い。Although the extension 12 is screwed to the right side plate 1a of the outer box 1 in the above embodiment, it may be caulked or welded with a rivet or the like. The stopper piece 12a may be bent upward, and further, the magnetron 11 may be attached to the lower surface of the waveguide 6 in a hanging shape.
その他、本考案は、必ずしも銘板15や凹部13を設ける
必要がなく、また延出部12の形状を適宜変更しても良い
等、種々の変形が可能である。In addition, the present invention does not necessarily need to be provided with the name plate 15 and the recessed portion 13, and the shape of the extending portion 12 may be appropriately changed, and various modifications are possible.
[考案の効果] 本考案は以上の説明から明らかなように、導波管に設
けた延出部が外箱の側板に固定されているから、導波管
が外箱の側板と内箱の側板とで両端を支持される形態と
なり、それによって内箱の側板のひずみ変形を防止でき
て、加熱室内面の外観向上とマイクロ波の反射具合の安
定化を図り得ると共に、高圧トランスの磁界による騒音
を防止でき、また、外箱の側板に凹部を設け、この凹部
内に導波管の延出部を固定するねじ等を収容して該ねじ
等が外箱の側板から突出しないようにし、更に、外箱の
側板に凹部及びねじ等を覆い隠すように銘板を取付ける
構成としたので、凹部及び銘板によりねじ等が隠され、
外観の見栄えを良くすることができる。[Effects of the Invention] As is apparent from the above description, the present invention has the extension portion provided on the waveguide fixed to the side plate of the outer box. Both sides are supported by the side plates, which prevents strain and deformation of the side plates of the inner box, improves the appearance of the heating chamber interior and stabilizes the microwave reflection, and the magnetic field of the high voltage transformer Noise can be prevented, and a recess is provided in the side plate of the outer box, and a screw or the like for fixing the extending portion of the waveguide is housed in the recess so that the screw or the like does not project from the side plate of the outer box. Furthermore, since the nameplate is attached to the side plate of the outer box so as to cover the recesses and screws, the recesses and nameplates hide the screws and the like.
The appearance can be improved.
図面は本考案の一実施例を示したもので、第1図は要部
の縦断正面図、第2図は同横断平面図である。 図面中、1は外箱、1aは右側板、2は加熱室、3は内
箱、3aは右側板、4は機械室、5は高圧トランス、6は
導波管、6bは下面板、11はマグネトロン、12は延出部、
12aはねじ止め片部、13は凹部、14はねじである。The drawings show an embodiment of the present invention. FIG. 1 is a vertical sectional front view of a main portion, and FIG. 2 is a transverse plan view of the same. In the drawings, 1 is an outer box, 1a is a right side plate, 2 is a heating chamber, 3 is an inner box, 3a is a right side plate, 4 is a machine room, 5 is a high voltage transformer, 6 is a waveguide, 6b is a lower plate, 11 Is a magnetron, 12 is an extension,
12a is a screwing piece, 13 is a recess, and 14 is a screw.
Claims (1)
この内箱の側板外面に固定された導波管にマグネトロン
を取付けて成るものにおいて、 前記導波管に前記外箱の側板に向かって延びるように設
けられ前記外箱の側板にねじ等により固定された延出部
と、 前記外箱の側板に設けられ前記ねじ等が前記外箱の側板
から突出しないように前記ねじ等を収容する凹部と、 前記外箱の側板に前記凹部及び前記ねじ等を覆い隠すよ
うに取付けられた銘板と、 前記導波管の下方に該導波管に近接して設けられ前記マ
グネトロンに高圧電圧を供給する高圧トランスとを備え
たことを特徴とする電子レンジ。1. An inner box constituting a heating chamber is arranged in the outer box,
A magnetron is attached to a waveguide fixed to the outer surface of the side plate of the inner box, wherein the waveguide is provided so as to extend toward the side plate of the outer box and fixed to the side plate of the outer box by screws or the like. Extended portion, a recessed portion for accommodating the screw or the like provided on the side plate of the outer box so that the screw or the like does not protrude from the side plate of the outer box, the recessed portion and the screw or the like on the side plate of the outer box. A microwave oven, comprising: a nameplate attached so as to cover the waveguide; and a high-voltage transformer provided below the waveguide in the vicinity of the waveguide and supplying a high-voltage to the magnetron.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988152947U JP2513113Y2 (en) | 1988-11-24 | 1988-11-24 | microwave |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988152947U JP2513113Y2 (en) | 1988-11-24 | 1988-11-24 | microwave |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0273504U JPH0273504U (en) | 1990-06-05 |
JP2513113Y2 true JP2513113Y2 (en) | 1996-10-02 |
Family
ID=31428339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988152947U Expired - Lifetime JP2513113Y2 (en) | 1988-11-24 | 1988-11-24 | microwave |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2513113Y2 (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58201287A (en) * | 1982-05-20 | 1983-11-24 | 松下電器産業株式会社 | High frequency heater |
JPS59177196U (en) * | 1983-05-13 | 1984-11-27 | 株式会社東芝 | High frequency heating cooking device |
JPS60101603U (en) * | 1983-12-14 | 1985-07-11 | シャープ株式会社 | High frequency heating device |
JPS617705U (en) * | 1984-06-20 | 1986-01-17 | 株式会社日立ホームテック | Microwave oven built into cooking furniture |
JPS62272492A (en) * | 1986-05-20 | 1987-11-26 | 株式会社東芝 | Vibration-proof apparatus for microwave oven |
-
1988
- 1988-11-24 JP JP1988152947U patent/JP2513113Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0273504U (en) | 1990-06-05 |
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