JPS6233493Y2 - - Google Patents
Info
- Publication number
- JPS6233493Y2 JPS6233493Y2 JP11770979U JP11770979U JPS6233493Y2 JP S6233493 Y2 JPS6233493 Y2 JP S6233493Y2 JP 11770979 U JP11770979 U JP 11770979U JP 11770979 U JP11770979 U JP 11770979U JP S6233493 Y2 JPS6233493 Y2 JP S6233493Y2
- Authority
- JP
- Japan
- Prior art keywords
- battery
- backup power
- block
- battery block
- power supply
- 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
- 238000010586 diagram Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 1
Landscapes
- Stand-By Power Supply Arrangements (AREA)
Description
【考案の詳細な説明】
この考案は、バツクアツプ電源を主電源用のバ
ツテリから取り出すためのバツテリ切換回路に関
するものであり、その目的とするところは、主電
源用のバツテリ電圧を２分割した電圧をバツクア
ツプ電源として供給し、かつ、バツテリの交換に
際してバツクアツプ電源が断たれることのないよ
うにしたバツテリ切換回路を提供することにあ
る。[Detailed description of the invention] This invention relates to a battery switching circuit for extracting backup power from the main power battery.The purpose of this invention is to divide the main power battery voltage into two. To provide a battery switching circuit which is supplied as a backup power source and which prevents the backup power source from being cut off when replacing the battery.
従来、電子機器においては、機器の非動作状態
すなわち主電源の供給が断たれている場合にも一
部特定回路に対しては常に電源電圧を供給してお
くことがある。 2. Description of the Related Art Conventionally, in electronic devices, even when the device is not in operation, i.e., when the main power supply is cut off, a power supply voltage may be constantly supplied to some specific circuits.
この特定回路とは、例えばメモリ回路とか計時
回路で、これらの回路に対して主電源とは別に専
用のバツテリを設けることもあるが、２種類のバ
ツテリを用いることは保守の点で面倒であるの
で、特定回路に対するバツクアツプ電源として主
電源用のバツテリの分岐電圧を供給するようにす
ると便利である。 This specific circuit is, for example, a memory circuit or a clock circuit, and dedicated batteries may be provided for these circuits in addition to the main power supply, but using two types of batteries is troublesome in terms of maintenance. Therefore, it is convenient to supply the branch voltage of the main power battery as a backup power source to a specific circuit.
しかしながら、メモリ回路あるいは計時回路な
どの消費電流は極めて少いので、専用バツテリを
用いた場合の電池交換は１年乃至２年に１度でよ
いが、バツクアツプ電源を主電源用バツテリから
取り出す場合には、電池交換の頻度が著しく増
え、しかも、主電源用バツテリの交換に際しては
その都度バツクアツプ電源の供給が断たれるとい
う問題を生ずる。 However, since the current consumption of memory circuits and timekeeping circuits is extremely low, if a dedicated battery is used, the battery only needs to be replaced once every 1 to 2 years, but when the backup power source is extracted from the main power battery, In this case, the frequency of battery replacement increases significantly, and moreover, there is a problem in that the supply of backup power is cut off each time the main power battery is replaced.
この考案は、主電源用バツテリからバツクアツ
プ電源を供給しながら上記の問題を解決したもの
で、第１図はバツテリ切換回路の一実施例の回路
図を示す。この図において、B1とB2はそれぞれ
複数の電池よりなる主電源用のバツテリ−ブロツ
クで、通常B1とB2の電圧は等しく設定されてい
る。 This invention solves the above problems while supplying backup power from a main power battery. FIG. 1 shows a circuit diagram of one embodiment of the battery switching circuit. In this figure, B1 and B2 are main power battery blocks each consisting of a plurality of batteries, and the voltages of B1 and B2 are normally set to be equal.
S1，S2，S3，S4は２回路４接点の切換スイツチ
で、バツクアツプ電源をバツテリ−ブロツクB1
あるいはB2から択一的に取り出すために設けら
れている。 S 1 , S 2 , S 3 , and S 4 are 2-circuit, 4-contact changeover switches that switch the backup power supply to the battery block B 1
Alternatively, it is provided for selectively taking out from B2 .
第１図ではスイツチS1〜S4の可動接点ａは全て
固定接点ｂ側に切換えられているから、バツクア
ツプ電源端子ＡはスイツチS1によつてバツテリ−
ブロツクB1の端子に接続され、バツテリ−ブ
ロツクB1の端子はスイツチS2によつて接地さ
れて、バツクアツプ電源はバツテリ−ブロツク
B1より供給され、また、スイツチS4→バツテリ
−ブロツクB2→スイツチS3→バツテリ−ブロツ
クB1→スイツチS2の回路が閉成されて、主電源
端子＋Ｂよりバツテリ−ブロツクB2とB1の加算
電圧が機器本体回路（図示せず）に供給される。 In Fig. 1, the movable contacts a of switches S1 to S4 are all switched to the fixed contact b side, so the backup power supply terminal A is connected to the battery by switch S1 .
The terminal of battery block B1 is connected to the terminal of block B1, and the terminal of battery block B1 is grounded by switch S2 , and the backup power supply is connected to the terminal of battery block B1.
Also, the circuit of switch S 4 → battery block B 2 → switch S 3 → battery block B 1 → switch S 2 is closed, and the power is supplied from main power terminal +B to battery block B 2 . The added voltage of B1 is supplied to the device main circuit (not shown).
次に、スイツチS1〜S4の可動接点ａが上図とは
逆の固定接点Ｃ側に切換えられた場合には、同様
にしてバツクアツプ電源はバツテリ−ブロツク
B2より供給され、また、主電源用としてバツテ
リ−ブロツクB1とB2の加算電圧が供給される。 Next, when the movable contact a of switches S1 to S4 is switched to the fixed contact C side, which is opposite to the above diagram, the backup power source is switched to the battery block in the same way.
B2 , and the summed voltage of battery blocks B1 and B2 is also supplied as the main power supply.
第２図はこの考案のバツテリ切換回路の他の実
施例の回路図で、切換スイツチS1〜S4を用いてバ
ツクアツプ電源をバツテリ−ブロツクB1あるい
はB2から供給する作用は第１図の回路と同様
で、スイツチS1〜S4の結線のみを異にするもので
ある。 FIG . 2 is a circuit diagram of another embodiment of the battery switching circuit of this invention. It is similar to the circuit, except for the connections of switches S 1 to S 4 .
なお、この考案の実施例の回路においては、偶
数個の電池を用いてバツテリ−ブロツクB1とB2
が同電圧になるようにしているが、バツクアツプ
電源として供給される電圧がメモリ回路などの動
作許容電圧範囲内であれば、電池の総数が奇数個
でバツテリ−ブロツクB1とB2の電圧が異つてい
ても差支えない。 In the circuit of the embodiment of this invention, an even number of batteries are used to form battery blocks B1 and B2.
However, if the voltage supplied as a backup power supply is within the operating voltage range of memory circuits, etc., the voltages of battery blocks B1 and B2 will be the same when the total number of batteries is an odd number. It doesn't matter if they are different.
以上のように、この考案のバツテリ切換回路
は、スイツチS1〜S4が接点ｂ側に切換えられてい
る場合にはバツテリ−ブロツクB1よりバツクア
ツプ電源を供給し、この間にバツテリ−ブロツク
B2の電池交換を行うことができ、同様にしてス
イツチS1〜S4が接点Ｃ側に切換えられている場合
にはバツテリ−ブロツクB1の電池交換を行うこ
とができる。 As described above, the battery switching circuit of this invention supplies backup power from the battery block B1 when the switches S1 to S4 are switched to the contact b side, and during this period, the battery switching circuit supplies the backup power from the battery block B1.
The battery of battery block B2 can be replaced, and similarly, if the switches S1 to S4 are switched to the contact C side, the battery of battery block B1 can be replaced.
ただし、上記スイツチS1〜S4を手動で切換える
場合にはバツクアツプ電源を供給していない方の
電池を交換するという操作上の注意が必要で、こ
のために使用者がスイツチ操作を誤つてバツクア
ツプ電源が断たれることを皆無にするには、電池
の交換動作に連動してスイツチS1〜S4を自動切換
えすればよい。 However, when manually switching the switches S 1 to S 4 , it is necessary to take operational precautions such as replacing the battery that is not supplying backup power. In order to completely prevent the power from being cut off, the switches S 1 to S 4 may be automatically switched in conjunction with the battery replacement operation.
第３図はこのようなスイツチ切換機構の一実施
例の側面図で、１はバツテリ−ケース、２１〜２
oはバツテリ−ブロツク内の電池、３はプツシユ
スイツチで、切換スイツチS1〜S4を包合し突出方
向にスプリング附勢されたスイツチロツド３ａを
備えている。 FIG. 3 is a side view of one embodiment of such a switch switching mechanism, in which 1 is a battery case, 2 1 to 2
o is a battery in a battery block, and 3 is a push switch, which includes a switch rod 3a that encloses changeover switches S1 to S4 and is biased by a spring in the projecting direction.
４はバツテリ−ケース１の電極、５は電極
のコイルスプリングで、上記プツシユスイツチ３
はコイルスプリング５の側に設けられバツテリ−
ケース１の側壁１ａよりスイツチロツド３ａを突
出させている。 4 is an electrode of the battery case 1, 5 is a coil spring of the electrode, and the push switch 3
is provided on the side of the coil spring 5 and the battery is
A switch rod 3a is made to protrude from the side wall 1a of the case 1.
第３図のようにバツテリ−ケース１内に所定数
の電池２１〜２oが収納されている場合には、ス
イツチロツド３ａは矢印Ｃ方向に変位してスイツ
チS1〜S4は例えば接点ｂ側に切換つており、この
電池２１〜２oを１個でも取り出すとスイツチロ
ツド３ａは矢印Ｄ方向に復帰して、スイツチS1〜
S4を接点Ｃ側に切換える。 When a predetermined number of batteries 21 to 2o are housed in the battery case 1 as shown in FIG . If even one of the batteries 21 to 2o is removed, the switch rod 3a returns to the direction of arrow D, and the switches S1 to S1 are switched to the side.
Switch S4 to contact C side.
このプツシユスイツチ３はバツテリ−ブロツク
B1あるいはB2の何れに取付けてもよいが、今、
プツシユスイツチ３が第１のバツテリ−ブロツク
B1にあるとすると、第１のバツテリ−ブロツク
B1に所定数の電池２１〜２oが在る場合にはスイ
ツチS1〜S4は接点ｂ側に切換つており、第１図に
示すように第１のバツテリ−ブロツクB1よりバ
ツクアツプ電源が供給され、この間に第２のバツ
テリ−ブロツクB2の電池交換を行うことができ
る。 This push switch 3 is a battery block.
You can attach it to either B 1 or B 2 , but now,
Push switch 3 is the first battery block
B 1 , the first battery block
When a predetermined number of batteries 21 to 2o are present in B1 , the switches S1 to S4 are switched to the contact b side, and as shown in FIG . Power is supplied, and during this time the battery in the second battery block B2 can be replaced.
次に第２のバツテリ−ブロツクB2の電池交換
が終つてから、第１のバツテリ−ブロツクB1の
電池を取り出すと、スイツチS1〜S4は接点Ｃ側に
切換り、バツクアツプ電源は第２のバツテリ−ブ
ロツクB2より供給される。 Next, after replacing the batteries in the second battery block B2 , when the batteries in the first battery block B1 are removed, the switches S1 to S4 are switched to the contact C side, and the backup power source is switched to the first battery block B1. It is supplied from the second battery block B2 .
また、前に第１のバツテリ−ブロツクB1の電
池交換を行うためその電池を取り出すと、スイツ
チS1〜S4は接点ｃ側に切換り、バツクアツプ電源
は第２のバツテリ−ブロツクB2より供給され、
この間に第１のバツテリ−ブロツクB1の電池交
換を行い、その電池交換が終ると前記スイツチS1
〜B4は接点ｂ側に切換り、次に第２のバツテリ
−ブロツクB2の電池を交換することができる。 Furthermore, when the battery was removed from the first battery block B1 to replace the battery, the switches S1 to S4 were switched to the contact c side, and the backup power was supplied from the second battery block B2 . supplied,
During this time, the battery in the first battery block B1 is replaced, and when the battery replacement is completed, the switch S1
~ B4 is switched to the contact b side, and then the battery in the second battery block B2 can be replaced.
従つて、第１と第２のバツテリ−ブロツクB1
とB2の電池交換をどちら側からでも交互に行う
ことによつて、バツクアツプ電源の供給は通電が
断たれることなく自動的に切換えられる。 Therefore, the first and second battery blocks B 1
By replacing the batteries of B2 and B2 alternately from either side, the supply of backup power can be automatically switched without interruption of power supply.
以上のようにこの考案のバツテリ−切換回路
は、主電源用のバツテリを２つのバツテリ−ブロ
ツクに分割し、それぞれのバツテリ−ブロツクよ
り択一的にバツクアツプ電源を供給するようにし
ているので、それぞれのバツテリ−ブロツクごと
に交互に電池交換を行うことによつて、電池交換
中にバツクアツプ電源が断たれることを防止する
ことができる。 As described above, in the battery switching circuit of this invention, the main power battery is divided into two battery blocks, and backup power is selectively supplied from each battery block. By alternately replacing the batteries in each battery block, it is possible to prevent the backup power source from being cut off during battery replacement.
さらに、この切換スイツチを手動によらず電池
の有無によつて自動的に切換えることによつて、
スイツチ切換えの誤操作によつてバツクアツプ電
源が断たれることも完全に防止することができ
る。 Furthermore, by automatically switching this changeover switch depending on the presence or absence of batteries, instead of manually,
It is also possible to completely prevent the backup power source from being cut off due to an erroneous switch operation.
第１図はこの考案のバツクアツプ電源用バツテ
リ切換回路の一実施例を示す回路図、第２図はこ
の考案のバツクアツプ電源用バツテリ切換回路の
他の実施例を示す回路図、第３図はこの考案のス
イツチ切換機構の一実施例の側面図である。
B1……第１のバツテリ−ブロツク、B2……第
２のバツテリ−ブロツク、S1，S2，S3，S4……２
回路４接点のバツテリ切換スイツチ、１……バツ
テリ−ケース、２１〜２o……電池、３……プツ
シユスイツチ、４……バツテリ−ケースの電
極、５……電極用のコイルスプリング。
Fig. 1 is a circuit diagram showing one embodiment of the battery switching circuit for backup power supply of this invention, Fig. 2 is a circuit diagram showing another embodiment of the battery switching circuit for backup power supply of this invention, and Fig. 3 is a circuit diagram showing this embodiment. FIG. 3 is a side view of an embodiment of the invented switch switching mechanism. B1 ...First battery block, B2 ...Second battery block, S1 , S2 , S3 , S4 ...2
Circuit 4-contact battery selector switch, 1...battery case, 21-2o ...battery, 3...push switch, 4...electrode of battery case , 5...coil spring for electrode.
Claims (1)
対しては継続的に電源電圧を供給するバツクア
ツプ電源を含むバツテリ電源を備えた電子機器
において、電源用バツテリを２組のバツテリ−
ブロツクに分割し、複数の切換スイツチによつ
てそれぞれのバツテリ−ブロツクの電圧を択一
的に取り出すとともに２組のバツテリ−ブロツ
クの加算された電圧をも取り出し得るように回
路接続し、上記特定回路に対するバツクアツプ
電源として何れか一方のバツテリ−ブロツクの
電圧を供給するようにしたバツクアツプ電源用
のバツテリ切換回路。 (2) 上記複数の切換スイツチを、上記バツテリ−
ブロツク中の電池の有無によつて切換え、一方
のバツテリ−ブロツク中に所定数の電池がある
場合にはそのバツテリ−ブロツクよりバツクア
ツプ電源を供給し、その一方のバツテリ−ブロ
ツクの電池が欠除した場合には他方のバツテリ
−ブロツクよりバツクアツプ電源を供給するよ
うに自動切換えを行うようにした実用新案登録
請求の範囲第１項記載のバツクアツプ電源用の
バツテリ切換回路。[Scope of Claim for Utility Model Registration] (1) In electronic equipment equipped with a battery power supply including a backup power supply that continuously supplies power supply voltage to some specific circuits even when the equipment is in a non-operating state, 2 sets of batteries
The circuit is divided into blocks, and a circuit is connected so that the voltage of each battery block can be selectively taken out using a plurality of changeover switches, and the added voltage of two sets of battery blocks can also be taken out. A battery switching circuit for a backup power supply is configured to supply the voltage of one of the battery blocks as a backup power supply to the battery block. (2) Connect the plurality of changeover switches mentioned above to the
Switching is performed depending on the presence or absence of batteries in a block, and if there are a predetermined number of batteries in one battery block, backup power is supplied from that battery block, and if a battery in the other battery block is missing. 2. A battery switching circuit for a backup power source as claimed in claim 1, wherein the battery switching circuit for a backup power source is configured to automatically switch to supply backup power from the other battery block in the case of a battery block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11770979U JPS6233493Y2 (en) | 1979-08-27 | 1979-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11770979U JPS6233493Y2 (en) | 1979-08-27 | 1979-08-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5635843U JPS5635843U (en) | 1981-04-07 |
| JPS6233493Y2 true JPS6233493Y2 (en) | 1987-08-27 |
Family
ID=29349924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11770979U Expired JPS6233493Y2 (en) | 1979-08-27 | 1979-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6233493Y2 (en) |
-
1979
- 1979-08-27 JP JP11770979U patent/JPS6233493Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5635843U (en) | 1981-04-07 |
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