JPS62107397U - - Google Patents
Info
- Publication number
- JPS62107397U JPS62107397U JP20400385U JP20400385U JPS62107397U JP S62107397 U JPS62107397 U JP S62107397U JP 20400385 U JP20400385 U JP 20400385U JP 20400385 U JP20400385 U JP 20400385U JP S62107397 U JPS62107397 U JP S62107397U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- inverter circuit
- power source
- magnetron
- transformer
- 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
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000003990 capacitor Substances 0.000 claims 1
- 238000009499 grossing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of High-Frequency Heating Circuits (AREA)
Description
第１図は本考案のインバータ回路制御部の模式
的電気回路図、第２図は従来の高周波加熱装置の
電気回路図、第３図ａ，ｂはインバータ回路動作
時のトランジスタのＶｃｅ，Ｉｃ特性を示す波形
図、第４図は従来のインバータ回路制御部の模式
的電気回路図である。
符号、２：整流ブリツジ、５：昇圧トランス、
８：スイツチング素子、９：マグネトロン。
Fig. 1 is a schematic electrical circuit diagram of the inverter circuit control section of the present invention, Fig. 2 is an electrical circuit diagram of a conventional high-frequency heating device, and Fig. 3 a and b are Vce and Ic characteristics of transistors during operation of the inverter circuit. FIG. 4 is a schematic electrical circuit diagram of a conventional inverter circuit control section. Code, 2: Rectifier bridge, 5: Step-up transformer,
8: Switching element, 9: Magnetron.
Claims (1)
平滑回路と、マグネトロン駆動用昇圧トランス、
コンデンサ、ダイオード及びスイツチング素子等
により構成されたインバータ回路と、該インバー
タ回路で作られた高周波電源にてマグネトロンを
駆動させるマグネトロン駆動回路と、上記インバ
ータ回路のスイツチング素子をオンオフ制御する
制御回路とを具備した高周波加熱装置において、 上記インバータ回路の出力を制御するための制
御信号を、上記昇圧トランスの二次側の一部を利
用して構成した電源回路から採ることを特徴とす
る高周波加熱装置。[Claims for Utility Model Registration] A rectifying and smoothing circuit that rectifies and smoothes a commercial power source to convert it into a DC power source, a step-up transformer for driving a magnetron,
Equipped with an inverter circuit composed of a capacitor, a diode, a switching element, etc., a magnetron drive circuit that drives a magnetron with a high frequency power source generated by the inverter circuit, and a control circuit that controls on/off of the switching element of the inverter circuit. A high-frequency heating device characterized in that a control signal for controlling the output of the inverter circuit is taken from a power supply circuit configured using a part of the secondary side of the step-up transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20400385U JPS62107397U (en) | 1985-12-25 | 1985-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20400385U JPS62107397U (en) | 1985-12-25 | 1985-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62107397U true JPS62107397U (en) | 1987-07-09 |
Family
ID=31169857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20400385U Pending JPS62107397U (en) | 1985-12-25 | 1985-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62107397U (en) |
-
1985
- 1985-12-25 JP JP20400385U patent/JPS62107397U/ja active Pending