JPH0271994U - - Google Patents
Info
- Publication number
- JPH0271994U JPH0271994U JP15089588U JP15089588U JPH0271994U JP H0271994 U JPH0271994 U JP H0271994U JP 15089588 U JP15089588 U JP 15089588U JP 15089588 U JP15089588 U JP 15089588U JP H0271994 U JPH0271994 U JP H0271994U
- Authority
- JP
- Japan
- Prior art keywords
- transformer
- switching element
- inverter
- controls
- power source
- 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 4
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 230000004907 flux Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of High-Frequency Heating Circuits (AREA)
Description
第１図及び第２図は本考案における高周波加熱
装置の１実施例を示し、第１図は回路図、第２図
は昇圧トランスの断面図、第３図以下は従来の高
周波加熱装置を示し、第３図は回路図、第４図は
昇圧トランスの断面図である。
５……トランジスタ、８……インバータ、９…
…昇圧トランス、１３……マグネトロン、１８…
…遮蔽部、１９……温度サーモ、２０……制御回
路。
Figures 1 and 2 show one embodiment of the high frequency heating device of the present invention, Figure 1 is a circuit diagram, Figure 2 is a sectional view of a step-up transformer, and Figures 3 and below show a conventional high frequency heating device. , FIG. 3 is a circuit diagram, and FIG. 4 is a sectional view of the step-up transformer. 5...Transistor, 8...Inverter, 9...
...Step-up transformer, 13... Magnetron, 18...
...shielding section, 19 ... temperature thermostat, 20 ... control circuit.
Claims (1)
チング素子により断続するインバータと、該イン
バータの出力を昇圧する昇圧トランスと、該昇圧
トランスの出力により駆動されるマグネトロンと
、前記昇圧トランスの外側に設けられ漏洩磁束を
遮蔽する遮蔽部と、該遮蔽部に取付けられ前記昇
圧トランスの異常加熱を検出する温度サーモと、
前記スイツチング素子のオンオフを制御し前記温
度サーモの検出信号により前記スイツチング素子
をオフに制御する制御回路とを備えた高周波加熱
装置。 An inverter that uses a switching element to turn on and off a unidirectional power source obtained from a commercial power source, a step-up transformer that steps up the output of the inverter, a magnetron that is driven by the output of the step-up transformer, and a magnetron provided outside the step-up transformer. a shielding part that shields leakage magnetic flux; a temperature thermostat that is attached to the shielding part and detects abnormal heating of the step-up transformer;
A high frequency heating device comprising: a control circuit that controls on/off of the switching element and controls the switching element to be turned off based on a detection signal of the temperature thermostat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15089588U JPH0271994U (en) | 1988-11-19 | 1988-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15089588U JPH0271994U (en) | 1988-11-19 | 1988-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0271994U true JPH0271994U (en) | 1990-05-31 |
Family
ID=31424447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15089588U Pending JPH0271994U (en) | 1988-11-19 | 1988-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0271994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02312182A (en) * | 1989-05-26 | 1990-12-27 | Toshiba Corp | Protecting device for starting of microwave oven |
| JPH0484026A (en) * | 1990-07-26 | 1992-03-17 | Toshiba Corp | Microwave oven |
-
1988
- 1988-11-19 JP JP15089588U patent/JPH0271994U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02312182A (en) * | 1989-05-26 | 1990-12-27 | Toshiba Corp | Protecting device for starting of microwave oven |
| JPH0484026A (en) * | 1990-07-26 | 1992-03-17 | Toshiba Corp | Microwave oven |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0271994U (en) | ||
| JPH0185894U (en) | ||
| JPH0271992U (en) | ||
| JPS6139892U (en) | induction heating cooker | |
| JPH0271993U (en) | ||
| JPH02146798U (en) | ||
| JPH0346992U (en) | ||
| JPS61196491U (en) | ||
| JPS62127692U (en) | ||
| JPH0425195U (en) | ||
| JPS5825592U (en) | Inverter drive circuit | |
| JPS59139997U (en) | induction heating device | |
| JPH0421096U (en) | ||
| JPS622182U (en) | ||
| JPS6296238U (en) | ||
| JPS61180487U (en) | ||
| JPH0346993U (en) | ||
| JPS624226U (en) | ||
| JPS60147195U (en) | Cooking device | |
| JPS62109393U (en) | ||
| JPH01174894U (en) | ||
| JPS6296316U (en) | ||
| JPS5814698U (en) | composite cooker | |
| JPS63106231U (en) | ||
| JPS61136489U (en) |