JPS6037034Y2 - power supply - Google Patents
power supplyInfo
- Publication number
- JPS6037034Y2 JPS6037034Y2 JP6019580U JP6019580U JPS6037034Y2 JP S6037034 Y2 JPS6037034 Y2 JP S6037034Y2 JP 6019580 U JP6019580 U JP 6019580U JP 6019580 U JP6019580 U JP 6019580U JP S6037034 Y2 JPS6037034 Y2 JP S6037034Y2
- Authority
- JP
- Japan
- Prior art keywords
- storage battery
- output
- pole
- power supply
- load
- 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.)
- Expired
Links
Description
【考案の詳細な説明】
本考案は、電気かみそり等の小型電気機器に使用する電
源装置に関し、特に電気かみそり使用のモーターの様に
比較的大きな電流を必要とする機器に内蔵し、商用電源
を降圧して直接駆動出来る電源装置に関する。[Detailed description of the invention] The present invention relates to a power supply device used in small electric devices such as electric shavers, and in particular, it is built into devices that require relatively large currents, such as motors used in electric shavers, and is designed to be installed in devices that require relatively large currents, such as motors used in electric shavers. This invention relates to a power supply device that can step down and drive directly.
従来、この種の電源装置としては、小型電気機器への内
蔵ということから、変圧器の小型化が可能であるブロッ
キング発振による高周波発振回路を用いているが、その
出力を直接負荷に加えた場合、出力電圧の安定性が非常
に悪いため、特に電気かみそりのモーターの様に起動時
に大電流を必要とするものは、その起動が出来ず、一般
的に前記高周波発振回路の変圧器の出力に蓄電池を接続
し、この蓄電池により電圧を安定させて負荷に供給する
様な方式をとっていた。Conventionally, this type of power supply device uses a high-frequency oscillation circuit that uses blocking oscillation, which allows the transformer to be made smaller because it is built into a small electrical device. Since the stability of the output voltage is very poor, it is difficult to start products that require a large current at startup, such as the motor of an electric shaver, and generally the output voltage of the transformer of the high frequency oscillation circuit is A system was used in which a storage battery was connected and the voltage was stabilized and supplied to the load by the storage battery.
しかし、この方式に於いても、負荷の消費電流が大きな
場合には、それだけの電源容量が必要であり、内蔵型の
この種の電源では、出力側整流器の発熱により負荷に供
給する電流も限度があった。However, even with this method, if the current consumption of the load is large, a corresponding power supply capacity is required, and with this type of built-in power supply, the current supplied to the load is also limited due to the heat generated by the output rectifier. was there.
しかるに本考案によれば、以上に述べた出力側整流器の
発熱に対して非常に有利な回路構成を提供出来、今迄不
可能であった消費電流の大きな負荷の電源装置も、電気
機器内蔵が可能となるものであり、特に、電気かみそり
のモーター等に於いては、高トルク化が期待出来るもの
である。However, according to the present invention, it is possible to provide a circuit configuration that is extremely advantageous in dealing with the heat generation of the output rectifier as described above, and it is now possible to provide a power supply device with a large current consumption load, which has been impossible until now, with built-in electrical equipment. In particular, high torque can be expected in electric shaver motors and the like.
以下、本考案の一実施例により、その詳細を説明すると
、第１図に於いて、点線ブロック４は入力電源回路で、
商用交流電圧を直流化せしめるものである。Hereinafter, the details will be explained according to an embodiment of the present invention. In FIG. 1, the dotted line block 4 is an input power supply circuit,
It converts commercial AC voltage into DC.
点線ブロック４中のインダクタンス跪とコンデンサＣ８
は、商用電源からのノイズ及び発振回路のノイズを吸収
するフィルター回路を構成する。Inductance and capacitor C8 in dotted block 4
constitutes a filter circuit that absorbs noise from the commercial power supply and noise from the oscillation circuit.
Ｄ工〜Ｄ、は整流用ダイオード、Ａ、Ｂは商用交流入力
端子である。D to D are rectifier diodes, and A and B are commercial AC input terminals.
点線ブロック２は高周波発振回路で、ブロッキング発振
によって高周波化せしめるものである。The dotted line block 2 is a high frequency oscillation circuit, which increases the frequency by blocking oscillation.
点線ブロック２中のＲ□、Ｒ２は、発振用トランジスタ
Ｔｒのベースバイアス抵抗、Ｃ□、Ｃ２はコンデンサ、
Ｔは、一次巻線り、帰還巻線Ｌ３及び２つの二次巻線１
．、 Ｉ、２’より成る変圧器、Ｄ５．Ｄ６は高周波整
流用ダイオードである。R□ and R2 in the dotted line block 2 are base bias resistances of the oscillation transistor Tr, C□ and C2 are capacitors,
T is the primary winding, the feedback winding L3 and the two secondary windings 1
．． , I, 2', D5. D6 is a high frequency rectification diode.
１は、Ｎｉ−Ｃｄ蓄電池で、点線ブロック２の出力側に
接続されている。1 is a Ni-Cd storage battery, which is connected to the output side of the dotted line block 2.
点線ブロック３は負荷であり、実施例の場合は、電気か
みそり用の負荷を想定してモータＭとしである。A dotted line block 3 is a load, and in the case of the embodiment, the motor M is assumed to be a load for an electric shaver.
又、モーター０Ｎ−ＯＦＦ用メインスイッチＳ１を、蓄
電池１とモーターＭとの電源ラインに入れる。Also, the main switch S1 for motor ON-OFF is connected to the power line between the storage battery 1 and the motor M.
又、出力側に設けた蓄電池１を、負荷駆動時以外（メイ
ンスイッチＳ１を開いた状態）では連続長時間充電して
も安全な微少電流に出力を低下させるべく、出力巻線り
とｈ′との巻数を変えて、一方の巻線ｈ′の出力を微少
出力とし、メインスイッチＳ□を開いた状態では、切替
スイッチＳ２がメインスイッチＳ１と連動してＬ２がラ
インから遮断され、ｈ′巻線のみ蓄電池１に接続される
様にする。In addition, the output winding and By changing the number of turns of the winding h', the output of one winding h' is made a minute output, and when the main switch S□ is open, the selector switch S2 works in conjunction with the main switch S1 to cut off L2 from the line, and h' Only the winding is connected to the storage battery 1.
上記構成の電源装置に於いて、点線ブロック４の商用交
流入力端子Ａ、 ８間に電圧が印加されると、点線ブロ
ック２のブロッキング発振回路が高周波発振し、この高
周波電圧は変圧器Ｔを介して降圧され、二次巻線Ｉ、、
ｌ、！’に出力電圧が得られる。In the power supply device with the above configuration, when a voltage is applied between the commercial AC input terminals A and 8 of the dotted line block 4, the blocking oscillation circuit of the dotted line block 2 oscillates at a high frequency, and this high frequency voltage is transmitted via the transformer T. The voltage is stepped down by the secondary winding I, .
l,! The output voltage is obtained at '.
Ｌ２．Ｌ２’と二次巻線を分割したのは、必要とする負
荷電流を各々の巻線に分担させるためであり、負荷に入
力する迄に各々の出力を合威させる必要があり、Ｌ２．
Ｌ２′各々の巻線の４つの端子ａｔ ｂｔ ｃｔ ｄと
接続する。L2. The reason for dividing L2' and the secondary winding is to distribute the required load current to each winding, and it is necessary to combine the outputs of each before inputting it to the load.
L2' is connected to the four terminals at bt ct d of each winding.
すなわち、ｈ。ｈ′に出力される電圧で同極となる端子
（本実施例では、Ｌ２のａ端子とＬ２′のＣ端子、ｈの
ｂ端子とｈ′のｄ端子が同極となる）の片側を共通端子
として接続し、もう一方の同極端子は、ダイオードＤ５
及びＤ６を介して接続する。That is, h. Connect one side of the terminals that have the same polarity with the voltage output to h' (in this example, the a terminal of L2 and the C terminal of L2', and the b terminal of h and the d terminal of h' have the same polarity). Connect as a terminal, and the other same-pole terminal is diode D5.
and connect via D6.
実施例に於いては、Ｌ２のｂ端子とｈ′のｄ端子を共通
として接続し、この端子を○極となし、ｈのａ端子にダ
イオードＤ、のアノードを、Ｌ２’のＣ端子にダイオー
ドＤ６のアノードを接続し、ダイオードＤ５．Ｄ６のカ
ソードを接続して■極となす。In the example, the b terminal of L2 and the d terminal of h' are commonly connected, this terminal is set as the ○ pole, the anode of the diode D is connected to the a terminal of h, and the diode is connected to the C terminal of L2'. Connect the anode of D6 and connect the diode D5. Connect the cathode of D6 to form ■pole.
このように構成することにより、二次巻線Ｌ！、Ｌ２’
に発生した出力を合威し、負荷に供給出来るものである
。With this configuration, the secondary winding L! , L2'
It is possible to combine the output generated by the generator and supply it to the load.
なお、出力電圧安定用として、蓄電池１を出力に接続す
る。Note that a storage battery 1 is connected to the output for stabilizing the output voltage.
又、本考案ではメインスイッチＳ□を開いてモーター駆
動をＯＦＦにした状態で回路出力は微少電流となって、
蓄電池の充電状態となるものである。In addition, in this invention, when the main switch S□ is opened and the motor drive is turned off, the circuit output becomes a minute current,
This is the charging state of the storage battery.
従来では、蓄電池を充電状態とするための出力切替は、
出力ラインに直列に抵抗を入れるものが多かったが、こ
の場合、抵抗からの発熱が大きくなり、やはり満足のい
くものではなかったが、本考案ではこの点の改良効果が
期待できる。Conventionally, the output switching to bring the storage battery into the charging state was done by
In many cases, a resistor was inserted in series with the output line, but in this case, heat generation from the resistor increased, which was still unsatisfactory, but the present invention is expected to improve this point.
本考案による以上の構成によれば、出力巻線を複数設け
、負荷への供給電流を分割して出力するために、従来問
題となっていた出力電流が大きい場合の発熱源である高
周波整流用ダイオードひとつの発熱は、出力巻線を多数
設けることによって、例えば、同巻線により同等の出力
を分担する場合には、約半減するものである。According to the above configuration according to the present invention, multiple output windings are provided to divide and output the current supplied to the load. The heat generated by one diode can be reduced by about half by providing multiple output windings, for example, when the same windings share the same output.
よって、従来、発熱により充分な電流を得られずトルク
不足であったモーター等に於いては、本考案により充分
満足出来るトルクを得ることが出来る。Therefore, in motors and the like that conventionally lacked torque because they could not obtain sufficient current due to heat generation, the present invention makes it possible to obtain sufficiently satisfactory torque.
なお、出力電流の大きさに応じて、出力巻線を３つ、４
つと増加することにより、さらに発熱を小さく安定した
出力を得ることが出来る。Note that depending on the size of the output current, there are three or four output windings.
By increasing the number, it is possible to further reduce heat generation and obtain stable output.
以上、本考案の電源装置によれば、特に本体内蔵の場合
の発熱を防ぎ、出力電流を充分得られるもので、電気か
みそり等のモーター使用機器に於いては、高トルクモー
ター使用が可能となって、製品性能のアップにつながり
、更にメインスイッチＳ工を開いてモーター駆動をＯＦ
Ｆにした状態で回路出力が微少となって蓄電池の連続長
時間充電の安全性が確保されて、実用範囲の広い電源装
置を提供するものである。As described above, the power supply device of the present invention prevents heat generation, especially when it is built into the main body, and can obtain sufficient output current, making it possible to use high-torque motors in devices that use motors such as electric shavers. This leads to improved product performance, and the main switch S can be opened to turn off the motor drive.
The present invention provides a power supply device that has a wide range of practical applications, in which the circuit output becomes very small when the power is set to F, ensuring the safety of continuous long-term charging of the storage battery.
第１図は本考案実施例による回路図。
１・・・・・・蓄電池、２・・・・・・高周波発振回路
、３・・・・・・負荷、４・・・・・・入力電源回路、
Ａ、 Ｂ・・・・・・商用交流入力端子、Ｄ１〜Ｄ、・
・・・・・整流用ダイオード、跪・・・・・・インダク
タンス、Ｃｏ−％−Ｃ２・・・・・・コンデンサー、Ｒ
工、Ｒ２・・・・・・ベースバイアス抵抗、Ｔｒ・・・
・・・発振用トランジスター、Ｔ・・・・・・変圧器、
ｈ・・・・・・一次巻線、Ｌ・・・・・・帰還巻線、Ｌ
’！、Ｌ２’・・・・・・二次巻線、Ｄ５．Ｄ６・・・
・・・高周波整流用ダイオード、Ｓ、・・・・・・メイ
ンスイッチ、Ｍ・・・・・・モーター、Ｓ２・・・・・
・切替スイッチ。FIG. 1 is a circuit diagram according to an embodiment of the present invention. 1...Storage battery, 2...High frequency oscillation circuit, 3...Load, 4...Input power supply circuit,
A, B...Commercial AC input terminal, D1-D,...
・・・・・・Rectifier diode, Knee・・・Inductance, Co-%-C2・・・Capacitor, R
Engineering, R2...Base bias resistance, Tr...
...Oscillation transistor, T...Transformer,
h...Primary winding, L...Feedback winding, L
'! , L2'... Secondary winding, D5. D6...
...High frequency rectifier diode, S, ...Main switch, M...Motor, S2...
・Selector switch.
Claims (1)
振回路にて生じた発振電圧を降圧しその出力を負荷側に
供給する変圧器と、変圧器の出力巻線に整流器を介して
直列接続される蓄電池と、該蓄電池と並列接続される負
荷と、前記蓄電池と負荷との接続間に設けられたメイン
スイッチとを有した電源装置において、前記変圧器の出
力巻線を複数設け、各出力巻線の一方の極を共通にして
前記蓄電池の一方の極に接続し、少なくとも一つの出力
巻線の他方の極と前記蓄電池の他方の極との接続間に前
記メインスイッチの開閉動作と連動して開閉する切替ス
イッチを設け、前記切替スイッチを設けていない出力巻
線の他方の極を前記蓄電池の前記他方の極に接続したこ
とを特徴とする電源装置。A high-frequency oscillation circuit having an oscillation transistor, a transformer that steps down the oscillation voltage generated by the oscillation circuit and supplies the output to the load side, and is connected in series to the output winding of the transformer via a rectifier. In a power supply device including a storage battery, a load connected in parallel with the storage battery, and a main switch provided between the connection between the storage battery and the load, a plurality of output windings of the transformer are provided, and each output winding are connected to one pole of the storage battery with one pole in common, and interlocking with the opening/closing operation of the main switch between the other pole of the at least one output winding and the other pole of the storage battery. A power supply device comprising a changeover switch for opening and closing, and the other pole of the output winding not provided with the changeover switch is connected to the other pole of the storage battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6019580U JPS6037034Y2 (en) | 1980-05-01 | 1980-05-01 | power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6019580U JPS6037034Y2 (en) | 1980-05-01 | 1980-05-01 | power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56161992U JPS56161992U (en) | 1981-12-02 |
| JPS6037034Y2 true JPS6037034Y2 (en) | 1985-11-02 |
Family
ID=29654643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6019580U Expired JPS6037034Y2 (en) | 1980-05-01 | 1980-05-01 | power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6037034Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4675797A (en) * | 1985-11-06 | 1987-06-23 | Vicor Corporation | Current-fed, forward converter switching at zero current |
-
1980
- 1980-05-01 JP JP6019580U patent/JPS6037034Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56161992U (en) | 1981-12-02 |
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