JPH0295195U - - Google Patents
Info
- Publication number
- JPH0295195U JPH0295195U JP243589U JP243589U JPH0295195U JP H0295195 U JPH0295195 U JP H0295195U JP 243589 U JP243589 U JP 243589U JP 243589 U JP243589 U JP 243589U JP H0295195 U JPH0295195 U JP H0295195U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- transformer
- control
- inverter circuit
- switching element
- 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
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229910000859 α-Fe Inorganic materials 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Control Of High-Frequency Heating Circuits (AREA)
- Constitution Of High-Frequency Heating (AREA)
Description
第１図は本考案の高周波加熱装置における昇圧
トランスの構造を示す縦断面図、第２図は回路基
板に取付けたジヤンバー線の他の実施例を示す図
、第３図は高周波加熱装置の一般的な電気的構成
を示す回路ブロツク図、第４図は同装置の昇圧ト
ランスの構造を示す縦断面図である。
１……フエライトコア、２……ボビン、１０…
…昇圧トランス、１５……ジヤンパー線、３１…
…商用電源、３２……整流ブリツジ、３３……チ
ヨークコイル、３４……平滑コンデンサ、３６…
…共振コンデンサ、３７……ダイオード、３８…
…スイツチング素子、３９……マグネトロン、４
３……制御回路、４４……駆動回路。
Fig. 1 is a vertical cross-sectional view showing the structure of the step-up transformer in the high-frequency heating device of the present invention, Fig. 2 is a diagram showing another embodiment of the jamb wire attached to the circuit board, and Fig. 3 is a general view of the high-frequency heating device. FIG. 4 is a vertical sectional view showing the structure of the step-up transformer of the device. 1... Ferrite core, 2... Bobbin, 10...
...Step-up transformer, 15... Jumper wire, 31...
... Commercial power supply, 32 ... Rectifier bridge, 33 ... Chiyoke coil, 34 ... Smoothing capacitor, 36 ...
...Resonance capacitor, 37...Diode, 38...
...Switching element, 39...Magnetron, 4
3...Control circuit, 44...Drive circuit.
Claims (1)
整流平滑回路と、該整流平滑回路の出力側に接続
された、マグネトロン駆動用の昇圧トランスと共
振コンデンサとダイオードとスイツチング素子と
で構成されたインバータ回路と、該インバータ回
路を構成する昇圧トランスの二次巻線側に接続さ
れたマグネトロン駆動回路と、前記インバータ回
路を構成するスイツチング素子のＯＮ／ＯＦＦ制
御を行う制御回路とを備えた高周波加熱装置にお
いて、 前記昇圧トランスのフエライトコアを、前記制
御回路の回路基板に取付けられたジヤンパー線を
用いて接地するようになされたことを特徴とする
高周波加熱装置。[Claim for Utility Model Registration] A rectifier 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, a resonant capacitor, and a diode connected to the output side of the rectifier and smoothing circuit. An inverter circuit consisting of a switching element, a magnetron drive circuit connected to the secondary winding side of a step-up transformer forming the inverter circuit, and control for ON/OFF control of the switching element forming the inverter circuit. A high-frequency heating device comprising: a ferrite core of the step-up transformer is grounded using a jumper wire attached to a circuit board of the control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP243589U JPH0295195U (en) | 1989-01-12 | 1989-01-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP243589U JPH0295195U (en) | 1989-01-12 | 1989-01-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0295195U true JPH0295195U (en) | 1990-07-30 |
Family
ID=31203195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP243589U Pending JPH0295195U (en) | 1989-01-12 | 1989-01-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0295195U (en) |
-
1989
- 1989-01-12 JP JP243589U patent/JPH0295195U/ja active Pending
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