JPS63253830A - Battery charging circuit - Google Patents
Battery charging circuitInfo
- Publication number
- JPS63253830A JPS63253830A JP8380387A JP8380387A JPS63253830A JP S63253830 A JPS63253830 A JP S63253830A JP 8380387 A JP8380387 A JP 8380387A JP 8380387 A JP8380387 A JP 8380387A JP S63253830 A JPS63253830 A JP S63253830A
- Authority
- JP
- Japan
- Prior art keywords
- storage battery
- voltage
- charging
- circuit
- resistor
- 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
- 238000001514 detection method Methods 0.000 claims description 29
- 239000002253 acid Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005622 photoelectricity Effects 0.000 description 1
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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】
（産業上の利用分野）
この発明は蓄電池の充電回路、特に蓄電池の種類に適合
した充電電流、充電電圧に切替え可能な蓄電池充電回路
に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a storage battery charging circuit, and particularly to a storage battery charging circuit that can be switched to a charging current and a charging voltage suitable for the type of storage battery.
（従来の技術）
従来、蓄電池充電回路は、釦、アルカリ蓄電池など蓄電
池の種類及び単電池の接続個数に対応して充電電圧、充
電電流を特定していた。(Prior Art) Conventionally, a storage battery charging circuit has specified charging voltage and charging current in accordance with the type of storage battery such as a button or alkaline storage battery and the number of connected cells.
第２図は従来の蓄電池充電装置の一構成例を示す回路図
であって、図中、Ｅｌは直流電源、１は制御用能動素子
としてのトランジスタ、２は比較検出回路としてのレギ
ュレータＩＣ，３は電流検出抵抗、４は基準電圧用ゼナ
・ダイオード、５はゼナ電流供給用抵抗、６．７はそれ
ぞれ蓄電池電圧検出用分圧器の分割抵抗、８は蓄電池で
ある。FIG. 2 is a circuit diagram showing a configuration example of a conventional storage battery charging device, in which El is a DC power supply, 1 is a transistor as a control active element, 2 is a regulator IC as a comparison detection circuit, and 3 4 is a current detection resistor, 4 is a Zena diode for reference voltage, 5 is a Zena current supply resistor, 6.7 is a dividing resistor of a voltage divider for detecting storage battery voltage, and 8 is a storage battery.
そして、従来の充電回路では使用する蓄電池は一種類、
−電圧に限定されておシ、蓄電池の種類及び個数が決定
された場合に、充電電流については電流検出抵抗３、充
電電圧については抵抗６゜７の定数値を変えることによ
って対処していた。In conventional charging circuits, only one type of storage battery is used.
- When the type and number of storage batteries are determined based on the voltage, the charging current is handled by changing the constant values of the current detection resistor 3, and the charging voltage is handled by changing the constant values of the resistor 6.
（発明が解決しようとする問題点）
しかしながら、上記構成の装置では、ユーザ・ニーズに
よる鉛蓄電池、アルカリ蓄電池など蓄電池種類の選択要
求があった場合、これに対処して電流検出抵抗３並びに
電圧検出抵抗６，７の交換が必要になり、又は蓄電池の
種類に対応する専用の充電装置を２種類用意しておく必
要があるなどの問題点があった。(Problem to be Solved by the Invention) However, in the device having the above configuration, when there is a request to select a storage battery type such as a lead-acid battery or an alkaline storage battery based on user needs, the current detection resistor 3 and the voltage detection There were problems such as the need to replace the resistors 6 and 7, or the need to prepare two types of dedicated charging devices corresponding to the types of storage batteries.
この発明は前記従来技術が持っていた問題点のうち、蓄
電池の種類による電流検出抵抗並びに電圧検出抵抗の交
換を必要とする点を除去し、鉛蓄電池、アルカリ蓄電池
に対する充電回路の共用化を図り、ユーザ・ニーズに簡
単に応じられる装置を提供することを目的とするもので
ある。This invention eliminates the problem of the prior art, which requires replacing the current detection resistor and voltage detection resistor depending on the type of storage battery, and makes it possible to share the charging circuit with lead-acid batteries and alkaline storage batteries. , the purpose is to provide a device that can easily meet user needs.
（問題点を解決するための手段）
上記目的を達成するだめの本発明の構成を、実施例に対
応する第１図を用いて説明すると、本発明は、蓄電池８
における分圧器の分割抵抗６．７における分圧を比較検
出回路２にて基準電圧４と比較して制御用トランジスタ
１を作動せしめ、出力電圧を制御する蓄電池充電回路に
おいて、蓄電池８中の単電池電圧Ｅ２０の比較検出回路
９を設けて蓄電池の種類を判別し、該比較検出回路９の
出力部に設けた充電状態切替１ｆレー１２の接点１２ａ
。(Means for Solving the Problems) The configuration of the present invention to achieve the above object will be explained using FIG. 1 corresponding to an embodiment.
In the storage battery charging circuit that controls the output voltage by comparing the divided voltage at the dividing resistor 6.7 of the voltage divider with the reference voltage 4 in the comparison detection circuit 2 and controlling the output voltage, A comparison detection circuit 9 for voltage E20 is provided to determine the type of storage battery, and a contact 12a of a charging state switching 1F relay 12 provided at the output part of the comparison detection circuit 9 is provided.
.
１２ｂによってその蓄電池の種類に適合した充電電流、
充電電圧に切替えるようにしたものである。a charging current adapted to the type of storage battery by 12b;
It is designed to switch to charging voltage.
（作用）
本発明によれば１以上のように蓄電池充電装置を構成し
たので、第２の比較検出回路９により蓄電池８中の単電
池の電圧Ｅ２０が検出されて５組込まれている蓄電池の
種類が鉛蓄電池であるか、又はアルカリ蓄電池であるか
が判別される。即ち。(Function) According to the present invention, since the storage battery charging device is configured as described above, the voltage E20 of the unit cell in the storage battery 8 is detected by the second comparison detection circuit 9, and the type of the storage battery installed in the storage battery 5 is detected. It is determined whether the battery is a lead storage battery or an alkaline storage battery. That is.
この比較検出回路９がオンすれば鉛蓄電池であり。If this comparison detection circuit 9 is turned on, it is a lead-acid battery.
充電状態の切替リレー１２が作動する。このため。The charging state switching relay 12 is activated. For this reason.
接点１２３，１２ｂが切替って抵抗３に並列な抵抗１３
が解放され、電流検出抵抗は抵抗３のみとなるほか１分
割抵抗６，７は抵抗６に抵抗１４が加わシ、鉛蓄電池に
対する最適の電流検出抵抗並びに電圧検出抵抗で充電回
路が構成されるように働く。比較検出回路９が不動作の
場合はアルカリ蓄電池で、リレー接点は第１図に示され
る状態を保持し、充電電流、充電電圧はアルカリ蓄電池
に最適の値を保持する。つまり、比較検出回路９と充電
状態の切替リレー１２を設けたことによって、組込まれ
ている蓄電池の種類が判別されて、その種類に適合した
回路定数の蓄電池充電回路が自動的に得られ、鉛、アル
カリ蓄電池に対する共用化回路が得られる。したがって
、前記問題点が除去される。Contacts 123 and 12b switch to connect resistor 13 in parallel to resistor 3.
is released, and only resistor 3 is used as the current detection resistor, and resistor 14 is added to resistor 6 to divide resistors 6 and 7, so that the charging circuit is configured with the optimal current detection resistor and voltage detection resistor for lead-acid batteries. to work. When the comparison detection circuit 9 is inactive, the battery is an alkaline storage battery, the relay contacts maintain the state shown in FIG. 1, and the charging current and charging voltage maintain optimal values for the alkaline storage battery. In other words, by providing the comparison detection circuit 9 and the charging state switching relay 12, the type of built-in storage battery can be determined, and a storage battery charging circuit with circuit constants suitable for that type can be automatically obtained. , a shared circuit for alkaline storage batteries is obtained. Therefore, the above problem is eliminated.
（実施例）
第１図はこの発明の実施例を示す回路図であって、第２
図と同一部分には同一符号を付している。(Embodiment) FIG. 1 is a circuit diagram showing an embodiment of the present invention.
The same parts as those in the figure are given the same reference numerals.
同図において、９は比較検出回路で、基準電圧としての
ゼナ・ダイオード１０と抵抗１１とで蓄電池８の単電池
電圧検出回路を構成している。１２はこの比較検出回路
９の出力側に設けられた、蓄電池の最適充電回路定数を
与えるための切替リレーで、１２ ａ １１２ ｂはそ
れぞれ切替リレー１２の接点である。In the figure, reference numeral 9 denotes a comparison detection circuit, and a Zena diode 10 serving as a reference voltage and a resistor 11 constitute a unit cell voltage detection circuit of the storage battery 8. Reference numeral 12 denotes a switching relay provided on the output side of the comparison and detection circuit 9 for providing an optimum charging circuit constant for the storage battery, and 12 a and 112 b are contacts of the switching relay 12, respectively.
次に、本実施例の動作について説明する。Next, the operation of this embodiment will be explained.
まず、蓄電池８の単電池電圧Ｅ２ｏを比較検出回路９に
よって検出した場合、この回路がオンした時は、ゼナ・
ダイオード１ｏの基準電圧値（１，６Ｖとする）よシ高
いから鉛蓄電池であることが判別される。これにより、
切替リレー１２が動作するから、接点１２ａ、１２ｂが
β、β１側に切替わり、抵抗１３が抵抗３から除かれる
と共に、分割抵抗６，７の抵抗６側に抵抗１４を直列に
接続する。このように１回路定数が変更され、鉛蓄電池
に適合した充電電流並びに充電電圧が得られる。First, when the cell voltage E2o of the storage battery 8 is detected by the comparison detection circuit 9, when this circuit is turned on, the
Since it is higher than the reference voltage value (1.6 V) of the diode 1o, it is determined that it is a lead-acid battery. This results in
Since the switching relay 12 operates, the contacts 12a and 12b are switched to the β and β1 sides, the resistor 13 is removed from the resistor 3, and the resistor 14 is connected in series to the resistor 6 side of the dividing resistors 6 and 7. In this way, one circuit constant is changed, and a charging current and charging voltage suitable for a lead-acid battery can be obtained.
次に、蓄電池８の単電池電圧”２０を比較検出回路９に
よって比較しても、比較検出回路９がオンしない時はア
ルカリ蓄電池であることが判別され。Next, even when the cell voltage "20" of the storage battery 8 is compared by the comparison detection circuit 9, if the comparison detection circuit 9 does not turn on, it is determined that the battery is an alkaline storage battery.
この場合は切替リレー１２は動作しないから、この接点
１２ａ、１２ｂは共に動作せず、第１図に示す状態の回
路定数のままであり、アルカリ蓄電池としての最適の充
電電流並びに充電電圧が得られることになる。In this case, since the switching relay 12 does not operate, both the contacts 12a and 12b do not operate, and the circuit constants remain as shown in Fig. 1, so that the optimum charging current and charging voltage for an alkaline storage battery can be obtained. It turns out.
（発明の効果）
以上詳細に説明したように本発明によれば、蓄電池の単
電池電圧を比較検出することによって。(Effects of the Invention) As described above in detail, according to the present invention, by comparing and detecting the single cell voltage of the storage battery.
鉛、アルカリなどの蓄電池の種類が判別されると共に、
切替リレーが蓄電池種類に適合した充電電流、充電電圧
に切替えるので、従来のように、蓄電池種類の相違によ
る過充電、不足充電がなくなシ、いつも最適な充電状態
に蓄電池を維持できる効果が期待できる。The type of storage battery, such as lead or alkaline, is determined, and
Since the switching relay switches to the charging current and charging voltage that match the storage battery type, there will be no overcharging or undercharging caused by differences in storage battery types, which is the case with conventional systems, and it is expected that the storage battery will always be maintained in the optimal state of charge. can.
第１図は本発明の実施例を示す回路図、第２図は従来例
を示す回路図である。
１・・・トランジスタ、２・・・比較検出回路、３・・
・電流検出抵抗、４・・・ゼナ・ダイオード、５，６．
７・・・抵抗、８・・・蓄電池、９・・・比較検出回路
、１０・・・ゼナ・ダイオード、１１・・・抵抗、１２
・・・切替リレー、１２ａ。
１２ｂ・・・接点、１３．１４・・・抵抗。
特許出願人 沖電気工業株式会社
４雷５ｔ！充電回み田
第１図
１疋上の蓄電、１！光電回蓄酬図
＠２図FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional example. 1...Transistor, 2...Comparison detection circuit, 3...
- Current detection resistor, 4... Zena diode, 5, 6.
7... Resistor, 8... Storage battery, 9... Comparison detection circuit, 10... Zena diode, 11... Resistor, 12
...Switching relay, 12a. 12b...Contact, 13.14...Resistance. Patent applicant Oki Electric Industry Co., Ltd. 4 lightning 5t! Charging circuit Figure 1 1 Electric storage on the top, 1! Photoelectricity recharge diagram @2 diagram
Claims (1)
準電圧と比較して制御用能動素子を作動せしめ、出力電
圧を制御する蓄電池充電回路において、 蓄電池中の単電池電圧の比較検出回路を設けて、蓄電池
の種類を判別し、 該比較検出回路の出力部に設けた充電状態切替リレーの
接点によって、その蓄電池の種類に適合する充電電流、
充電電圧に切替えることを特徴とする蓄電池充電回路。[Scope of Claims] A storage battery charging circuit that controls the output voltage by comparing the divided voltage of the storage battery voltage in a voltage divider with a reference voltage in a comparison detection circuit to operate a control active element, comprising: A comparison detection circuit is provided to determine the type of storage battery, and a charging current suitable for the storage battery type is determined by a contact of a charging state switching relay provided at the output part of the comparison detection circuit.
A storage battery charging circuit characterized by switching to a charging voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8380387A JPS63253830A (en) | 1987-04-07 | 1987-04-07 | Battery charging circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8380387A JPS63253830A (en) | 1987-04-07 | 1987-04-07 | Battery charging circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63253830A true JPS63253830A (en) | 1988-10-20 |
Family
ID=13812820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8380387A Pending JPS63253830A (en) | 1987-04-07 | 1987-04-07 | Battery charging circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63253830A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011514129A (en) * | 2008-02-22 | 2011-04-28 | アクセス ビジネス グループ インターナショナル リミテッド ライアビリティ カンパニー | Induction power supply system with battery type detection function |
-
1987
- 1987-04-07 JP JP8380387A patent/JPS63253830A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011514129A (en) * | 2008-02-22 | 2011-04-28 | アクセス ビジネス グループ インターナショナル リミテッド ライアビリティ カンパニー | Induction power supply system with battery type detection function |
| US8847546B2 (en) | 2008-02-22 | 2014-09-30 | Access Business Group International Llc | Inductive power supply system with battery type detection |
| JP2014239650A (en) * | 2008-02-22 | 2014-12-18 | アクセス ビジネス グループ インターナショナル リミテッド ライアビリティ カンパニー | Induction power supply system with battery type detection function |
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