JPS6390988U - - Google Patents
Info
- Publication number
- JPS6390988U JPS6390988U JP18487086U JP18487086U JPS6390988U JP S6390988 U JPS6390988 U JP S6390988U JP 18487086 U JP18487086 U JP 18487086U JP 18487086 U JP18487086 U JP 18487086U JP S6390988 U JPS6390988 U JP S6390988U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- diode
- outputs
- switching
- connection point
- 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.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Rectifiers (AREA)
- Dc-Dc Converters (AREA)
Description
第１図および第２図はこの考案の直流電源装置
の１実施例を示し、第１図は結線図、第２図は一
部の詳細な結線図、第３図は従来例の結線図であ
る。
３ａ，３ｂ…第１、第２ダイオード、４ａ，４
ｂ…平滑コンデンサ、４…直列回路、５…第１切
換スイツチ、６ａ，６ｂ…第１、第２トランジス
タ、７…主トランス、７ａ，７ｂ…１次、２次巻
線、１１…駆動回路、１２ａ，１２ｂ…第５、第
６ダイオード、２１…制御手段。
Figures 1 and 2 show one embodiment of the DC power supply device of this invention, Figure 1 is a wiring diagram, Figure 2 is a partial wiring diagram, and Figure 3 is a wiring diagram of a conventional example. be. 3a, 3b...first, second diode, 4a, 4
b... Smoothing capacitor, 4... Series circuit, 5... First changeover switch, 6a, 6b... First and second transistors, 7... Main transformer, 7a, 7b... Primary and secondary windings, 11... Drive circuit, 12a, 12b...Fifth and sixth diodes, 21...Control means.
Claims (1)
を出力する交流電源と、 アノードが前記交流電源の一端に接続された整
流用第１ダイオードと、 カソードが前記一端に接続された整流用第２ダ
イオードと、 両端が前記第１ダイオードのカソードおよび前
記第２ダイオードのアノードに接続された２個の
平滑コンデンサの直列回路と、 前記両コンデンサの接続点と前記交流電源の他
端との間に設けられた開閉手段と、 前記直列回路の両端に直列に接続された２個の
インバータ用スイツチング素子と、 前記両スイツチング素子の制御端子に交互に高
周波スイツチング信号を出力する駆動回路と、 １次巻線の両端が前記両スイツチング素子の接
続点と前記両コンデンサの接続点とに接続された
トランスと、 前記トランスの２次巻線に接続された出力整流
回路と、 前記出力電圧の高電圧と低電圧が前記開閉手段
の開状態と閉状態に一致したときに一致信号を出
力し、不一致のときに不一致信号を出力する制御
手段と、 前記トランスの入力側に設けられ前記一致信号
、不一致信号によりオン、オフする遮断手段と を備えた直流電源装置。[Claims for Utility Model Registration] An AC power supply that outputs two types of voltage, high voltage and low voltage, by switching; a first rectifying diode having an anode connected to one end of the AC power supply; and a cathode connected to the one end. a connected second diode for rectification; a series circuit of two smoothing capacitors whose ends are connected to the cathode of the first diode and the anode of the second diode; and a connection point between the two capacitors and the AC power supply. an opening/closing means provided between the inverter and the other end; two inverter switching elements connected in series to both ends of the series circuit; and a drive that alternately outputs high-frequency switching signals to control terminals of both the switching elements. a transformer in which both ends of a primary winding are connected to a connection point between the switching elements and a connection point between the capacitors; an output rectifier circuit connected to a secondary winding of the transformer; a control means that outputs a coincidence signal when the high voltage and the low voltage match the open state and the closed state of the switching means, and outputs a mismatch signal when they do not match; A DC power supply device equipped with a cutoff means that turns on and off depending on a match signal and a mismatch signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18487086U JPH043591Y2 (en) | 1986-11-28 | 1986-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18487086U JPH043591Y2 (en) | 1986-11-28 | 1986-11-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6390988U true JPS6390988U (en) | 1988-06-13 |
| JPH043591Y2 JPH043591Y2 (en) | 1992-02-04 |
Family
ID=31132959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18487086U Expired JPH043591Y2 (en) | 1986-11-28 | 1986-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH043591Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH033189U (en) * | 1989-05-31 | 1991-01-14 | ||
| WO2003073579A1 (en) * | 2002-02-28 | 2003-09-04 | Fujitsu Limited | Apparatus for preventing erroneous input of power supply |
-
1986
- 1986-11-28 JP JP18487086U patent/JPH043591Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH033189U (en) * | 1989-05-31 | 1991-01-14 | ||
| WO2003073579A1 (en) * | 2002-02-28 | 2003-09-04 | Fujitsu Limited | Apparatus for preventing erroneous input of power supply |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH043591Y2 (en) | 1992-02-04 |
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