JPS6365996U - - Google Patents
Info
- Publication number
- JPS6365996U JPS6365996U JP16028886U JP16028886U JPS6365996U JP S6365996 U JPS6365996 U JP S6365996U JP 16028886 U JP16028886 U JP 16028886U JP 16028886 U JP16028886 U JP 16028886U JP S6365996 U JPS6365996 U JP S6365996U
- Authority
- JP
- Japan
- Prior art keywords
- holding
- signal
- voltage
- outputting
- output voltage
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Control Of High-Frequency Heating Circuits (AREA)
Description
第１図ないし第３図はこの考案の電子レンジの
電源装置の１実施例を示し、第１図は結線図、第
２図ａ〜ｅおよび第３図ａ〜ｃはそれぞれ動作説
明用の各種信号波形図、第４図は従来例の結線図
、第５図はマグネトロンの動作特性図、第６図は
第４図の整流手段の出力電圧波形図である。
２……整流手段、１０……マグネトロン、１１
……トランス、１１ａ，１１ｂ……１次、２次巻
線、１２……トランジスタ、２５……陽極電流検
出手段、３４……保持指令手段、３５……保持手
段、３６……第２コンパレータ、５２……制御手
段。
1 to 3 show one embodiment of the microwave oven power supply device of this invention, FIG. 1 is a wiring diagram, and FIGS. FIG. 4 is a diagram of signal waveforms, FIG. 4 is a connection diagram of a conventional example, FIG. 5 is a diagram of operating characteristics of a magnetron, and FIG. 6 is a diagram of output voltage waveforms of the rectifier shown in FIG. 2... Rectifying means, 10... Magnetron, 11
...Transformer, 11a, 11b...Primary, secondary winding, 12...Transistor, 25...Anode current detection means, 34...Holding command means, 35...Holding means, 36...Second comparator, 52...control means.
Claims (1)
た昇圧トランスの１次巻線およびスイツチング素
子と、 前記トランスの２次巻線に接続されたマグネト
ロンと、 前記スイツチング素子の制御端子にスイツチン
グ制御信号を出力する制御手段と、 前記マグネトロンの陽極電流を検出して検出信
号を出力する陽極電流検出手段と、 前記検出信号と基準信号とを比較して前記検出
信号が前記基準信号に等しいときに保持指令パル
ス信号を出力する保持指令手段と、 前記保持指令パルス信号の入力により該パルス
信号の入力時の前記整流手段の出力電圧を保持す
る保持手段と、 前記整流手段の出力電圧と前記保持手段による
保持電圧とを比較して前記出力電圧が前記保持電
圧を上回る間前記制御手段を駆動する駆動手段と を備えた電子レンジの電源装置。[Claims for Utility Model Registration] Rectifying means connected to an AC power source; a primary winding and a switching element of a step-up transformer connected in series between both output terminals of the rectifying means; and a secondary winding of the transformer. a magnetron connected to a line; a control means for outputting a switching control signal to a control terminal of the switching element; an anode current detection means for detecting an anode current of the magnetron and outputting a detection signal; and a reference to the detection signal. holding command means for outputting a holding command pulse signal when the detected signal is equal to the reference signal; and an output voltage of the rectifying means when the pulse signal is input by inputting the holding command pulse signal. a holding means for holding the voltage, and a driving means for comparing the output voltage of the rectifying means with the voltage held by the holding means and driving the control means while the output voltage exceeds the holding voltage. power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16028886U JPS6365996U (en) | 1986-10-20 | 1986-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16028886U JPS6365996U (en) | 1986-10-20 | 1986-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6365996U true JPS6365996U (en) | 1988-04-30 |
Family
ID=31085529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16028886U Pending JPS6365996U (en) | 1986-10-20 | 1986-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6365996U (en) |
-
1986
- 1986-10-20 JP JP16028886U patent/JPS6365996U/ja active Pending