JPS61154432A - Charger - Google Patents

Charger

Info

Publication number
JPS61154432A
JPS61154432A JP59277389A JP27738984A JPS61154432A JP S61154432 A JPS61154432 A JP S61154432A JP 59277389 A JP59277389 A JP 59277389A JP 27738984 A JP27738984 A JP 27738984A JP S61154432 A JPS61154432 A JP S61154432A
Authority
JP
Japan
Prior art keywords
charging
circuit
battery
output terminal
charger
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
Application number
JP59277389A
Other languages
Japanese (ja)
Inventor
中沢 建男
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Priority to JP59277389A priority Critical patent/JPS61154432A/en
Publication of JPS61154432A publication Critical patent/JPS61154432A/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 (技術分野) 本発明は充電器に関し、特にニッケルカドニウム電池等
の充電器に関する。
TECHNICAL FIELD The present invention relates to a charger, and more particularly to a charger for nickel-cadmium batteries and the like.

(従来技術) 従来、この種の充電電池の充電器は、電池1ケに対しそ
の電池の充電にたりる電流を供給するもので、複数台の
電池を接続し、これを充電するには各々の電池を充電す
るにたりる電流エネルギーを発生させる必要があった。
(Prior art) Conventionally, this type of rechargeable battery charger supplies enough current to charge one battery, but when multiple batteries are connected and charged, it is necessary to charge each battery individually. It was necessary to generate enough current energy to charge the battery.

これは一度に同時に短時間で複数個の電池を充電するに
は有効であるが、一般に電池の充電は夜間又は充電を配
イし電池の数を準備しこれを回転させ充電を行う方式で
行なわnている。
This is effective for charging multiple batteries at the same time in a short period of time, but batteries are generally charged at night or by charging by setting up a number of batteries and rotating them to charge them. There are n.

このように従来の充電器は複数個以上の電池に対し充電
を行う場合に電池と同数の充電器を用意するか人手によ
って順次電池を交換するかの方法がとられていたがこれ
らは経済的にむだが多い等の欠点があった。
In this way, with conventional chargers, when charging multiple batteries or more, the method was to prepare the same number of chargers as the batteries, or to replace the batteries one by one manually, but these methods were not economical. There were drawbacks such as a lot of waste.

(発明の目的) 本発明の目的は、1つの充電器に対し同時に複数個の電
池を接続可能としこれらの電池に対し1ケ毎に順次自動
的に充電を行なっていくことを可能とすることにより従
来の欠点を解決し、経済的な充電器を提供することにあ
る。
(Object of the Invention) The object of the present invention is to enable a plurality of batteries to be connected to one charger at the same time, and to automatically charge each battery one by one. The objective is to solve the conventional drawbacks and provide an economical charger.

(発明の構成) 本発明によれば、電池を充電するためにたる充電電流を
流して充電する充電器において、少なくとも1つの電池
を充電するための充電回路と、この回路に複数個以上の
電池を並列に接続する出力端子セレクト回路と、電池を
充電するための充電電流を検出する回路と、未充電の電
池が出力端子セレクト回路に接続されたことを検知し、
かつ充電が完了したことを検出する検出回路と、この未
充電の電池に対しての充電が完了−九6i1橋畑し、そ
の充電を終了することにより、次に接続されている未充
電電池に対し、次の充電を開始する手段とを含むことを
特徴とする充電器が得られる。
(Structure of the Invention) According to the present invention, a charger that charges a battery by flowing a barrel charging current includes a charging circuit for charging at least one battery, and a charging circuit for charging at least one battery, and a charging circuit for charging a plurality of batteries. an output terminal select circuit that connects in parallel, a circuit that detects the charging current for charging the battery, and a circuit that detects that an uncharged battery is connected to the output terminal select circuit,
A detection circuit detects that charging has been completed, and charging of this uncharged battery is completed - 96i1 Hashibata, and by terminating the charging, it is connected to the next uncharged battery. On the other hand, there is obtained a charger characterized in that it includes means for starting the next charging.

(実施例) 次に本発明の一実施例について図面を参照して説明する
(Example) Next, an example of the present invention will be described with reference to the drawings.

図面は本発明の一実施例を示す。図において、本発明の
一実施例は、1ケの充電可能な電池を充電するに充分な
充電電流を供給する充電回路11と、この回路11の出
力電流(充電電流)を検出する回路12と、この充電電
流を出力端子161〜163に順次切替えることのでき
る出力端子セレクト回路13と、各出力端子161〜1
63に設けられた電流接続検出回路141〜143とを
含む。
The drawing shows an embodiment of the invention. In the figure, one embodiment of the present invention includes a charging circuit 11 that supplies a charging current sufficient to charge one rechargeable battery, and a circuit 12 that detects the output current (charging current) of this circuit 11. , an output terminal selection circuit 13 that can sequentially switch this charging current to the output terminals 161 to 163, and each output terminal 161 to 1.
and current connection detection circuits 141 to 143 provided at 63.

充電回路11はスイッチ回路15および、出力端子セレ
クト回路13を介して外部出力端子161〜163のい
ずれかに接続された未充電電池に充電電流を供給する充
電回路である。
The charging circuit 11 is a charging circuit that supplies charging current to an uncharged battery connected to any of the external output terminals 161 to 163 via the switch circuit 15 and the output terminal selection circuit 13.

この出力端子セレクト回路には、外部出力端子161〜
163に未充電電池が接続されているか否かを検出する
回路141〜143の出力に応じて作動する出力端子セ
レクトカウンタ回路17に接続されていて、このカウン
タ回路17の出力により外部出力端子161〜163を
選択する回路である。
This output terminal selection circuit includes external output terminals 161 to 161.
163 is connected to an output terminal select counter circuit 17 that operates according to the outputs of circuits 141 to 143 that detect whether or not an uncharged battery is connected to external output terminals 161 to 163. This circuit selects 163.

今、端子161に未充電電池が接続されたと9定すると
電池接続検出回路141はこの端子に電池が接続された
ととを検出しカウンタ回路17にその信号を供給する。
Now, when it is determined that an uncharged battery is connected to the terminal 161, the battery connection detection circuit 141 detects that a battery is connected to this terminal and supplies the signal to the counter circuit 17.

この結果カウンタ回路17は選択されたチャネル(接続
端子)に合ったカウントを行い、出力端子セレクト回路
13を駆動し、端子161を選択する。これと同時にス
イッチ回路15はオンとなり、充電回路11からの充電
電流の大きさは充電電流検出回路12で検出しこの電流
がなくなった時点でスイッチ回路15をオフにする。
As a result, the counter circuit 17 counts according to the selected channel (connection terminal), drives the output terminal select circuit 13, and selects the terminal 161. At the same time, the switch circuit 15 is turned on, the magnitude of the charging current from the charging circuit 11 is detected by the charging current detection circuit 12, and the switch circuit 15 is turned off when this current disappears.

仁のように本実施例においては、未充電電池が接続され
たことを検出しこの外部出力端子に対し充電電流を供給
し、充電電流の大きさにより充電が完了されたことを検
出すると自動的に充電を終了し、次に接続された未充電
電池に対して充電電流を供給して充電を行う。
In this embodiment, it is detected that an uncharged battery is connected, a charging current is supplied to this external output terminal, and when it is detected that charging is completed based on the magnitude of the charging current, the Charging is finished, and then a charging current is supplied to the connected uncharged battery to charge it.

(発明の効果) 本発明は以上説明したように並列に接続された未充電電
池に対し順次充電を供給することにより経済的な充電器
を提供することにある。
(Effects of the Invention) As explained above, the present invention provides an economical charger by sequentially supplying charge to uncharged batteries connected in parallel.

ある。be.

11・・・・−・充電回路、12・・・・・−充電電流
検出回路、13・・・・・・出力端子セレクト回路、1
41〜143・・・・・・電池接続検出回路、15・・
・・・・スイッチ回路、161〜163・・・・−・出
力端子、17・・・・・・出力端子セレクトカウンタ回
路。
11...-Charging circuit, 12...-Charging current detection circuit, 13...Output terminal selection circuit, 1
41-143...Battery connection detection circuit, 15...
...Switch circuit, 161-163...-output terminal, 17... Output terminal select counter circuit.

Claims (1)

【特許請求の範囲】 電池を充電するためにたる充電電流を流して充電する充
電器において、少なくとも1つの電池を充電するための
充電回路と、この回路に複数個以上の電池を並列に接続
する出力端子セレクト回路と、電池を充電するための充
電電流を検出する回路と、末充電の電池が出力端子セレ
クト回路に接続されたことを検知し、かつ充電が完了し
たことを検知する検出回路と、この未充電の電池に対し
ての充電が完了し、その充電を終 了することにより次に接続されている未充電電池に対し
次の充電を開始する手段とを含むことを特徴とする充電
器。
[Claims] A charger that charges a battery by flowing a barrel charging current, comprising: a charging circuit for charging at least one battery; and a plurality of batteries connected in parallel to this circuit. An output terminal selection circuit, a circuit that detects a charging current for charging the battery, and a detection circuit that detects that a partially charged battery is connected to the output terminal selection circuit and that charging is completed. , a charger characterized in that it includes means for starting the next charging of the next connected uncharged battery by completing charging of the uncharged battery and terminating the charging. .
JP59277389A 1984-12-27 1984-12-27 Charger Pending JPS61154432A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59277389A JPS61154432A (en) 1984-12-27 1984-12-27 Charger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59277389A JPS61154432A (en) 1984-12-27 1984-12-27 Charger

Publications (1)

Publication Number Publication Date
JPS61154432A true JPS61154432A (en) 1986-07-14

Family

ID=17582849

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59277389A Pending JPS61154432A (en) 1984-12-27 1984-12-27 Charger

Country Status (1)

Country Link
JP (1) JPS61154432A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02184229A (en) * 1988-12-31 1990-07-18 Samsung Electron Co Ltd Recharging battery automatic continuous quick charging circuit and method thereof
JPH088747B2 (en) * 1989-06-05 1996-01-29 モトローラ・インコーポレーテッド Multiple Battery Multiple Speed Battery Charger
US5801514A (en) * 1994-09-01 1998-09-01 Fujitsu Limited Charging-and-discharging control device, a battery pack, and an electronic apparatus with improved charge and discarge control
US6160377A (en) * 1997-10-20 2000-12-12 Fujitsu Limited Battery charging device and method and electronic device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02184229A (en) * 1988-12-31 1990-07-18 Samsung Electron Co Ltd Recharging battery automatic continuous quick charging circuit and method thereof
JPH088747B2 (en) * 1989-06-05 1996-01-29 モトローラ・インコーポレーテッド Multiple Battery Multiple Speed Battery Charger
US5801514A (en) * 1994-09-01 1998-09-01 Fujitsu Limited Charging-and-discharging control device, a battery pack, and an electronic apparatus with improved charge and discarge control
US5808444A (en) * 1994-09-01 1998-09-15 Fujitsu Limited Charging-and-discharging device, battery pack and electronic apparatus including them
US5905361A (en) * 1994-09-01 1999-05-18 Fujitsu Limited Charging-and-discharging device, constant-voltage and constant-current control circuit, and electronic device
US6008629A (en) * 1994-09-01 1999-12-28 Fujitsu Limited Charging-and-discharging device for an electronic apparatus, and an electronic apparatus including the same, utilizing a charging device providing a constant charging current
US6160377A (en) * 1997-10-20 2000-12-12 Fujitsu Limited Battery charging device and method and electronic device

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