JPH0447352U - - Google Patents
Info
- Publication number
- JPH0447352U JPH0447352U JP8911890U JP8911890U JPH0447352U JP H0447352 U JPH0447352 U JP H0447352U JP 8911890 U JP8911890 U JP 8911890U JP 8911890 U JP8911890 U JP 8911890U JP H0447352 U JPH0447352 U JP H0447352U
- Authority
- JP
- Japan
- Prior art keywords
- thermostat
- secondary battery
- control circuit
- value
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
Description
第１図は本考案に係る充電器制御回路の一実施
例を示す電気回路図である。
１は交流電源、２は電池、３はサーモスタツト
、４は絶縁トランス、５は整流ブリツジ、６はサ
イリスタ、７はサイリスタ、８は起動スイツチ、
９はコンデンサ、１０は抵抗、１１は３端子レギ
ユレータ、１２は抵抗、１３はツエナーダイオー
ド、１４はコンパレータ、１５は抵抗、１６は抵
抗、１７は抵抗、１８はホトカプラ、１８ａは発
光ダイオード、１８ｂはホトトランジスタ、１９
はコンデンサ、２０は抵抗。
FIG. 1 is an electrical circuit diagram showing one embodiment of a charger control circuit according to the present invention. 1 is an AC power supply, 2 is a battery, 3 is a thermostat, 4 is an isolation transformer, 5 is a rectifier bridge, 6 is a thyristor, 7 is a thyristor, 8 is a start switch,
9 is a capacitor, 10 is a resistor, 11 is a three-terminal regulator, 12 is a resistor, 13 is a Zener diode, 14 is a comparator, 15 is a resistor, 16 is a resistor, 17 is a resistor, 18 is a photocoupler, 18a is a light emitting diode, 18b is a Phototransistor, 19
is a capacitor, and 20 is a resistor.
Claims (1)
前記２次電池の表面近傍に配置され、この表面温
度の上限設定値を検出することによりオフして２
次電池の充電を停止せしめるサーモスタツトとを
有する充電器の制御回路において、 前記サーモスタツトの両端電圧または抵抗値を
検出してその値が所定値を越えた場合に作動して
２次電池の充電を停止せしめるサーモスタツトオ
フ状態後備検出回路を備えたことを特徴とする充
電器制御回路。 ２ 請求項１において、サーモスタツトオフ状態
後備検出回路は、サーモスタツトの両端を抵抗に
換算してほぼ１００オームに設定しかつこの設定
値を越えた場合に作動する充電器制御回路。[Scope of claims for utility model registration] 1. A power supply circuit that supplies a charging current to a secondary battery;
It is placed near the surface of the secondary battery, and is turned off by detecting the upper limit setting value of the surface temperature.
In a control circuit for a charger that has a thermostat that stops charging the secondary battery, the voltage or resistance value across the thermostat is detected, and when the value exceeds a predetermined value, the control circuit operates to charge the secondary battery. A charger control circuit characterized by comprising a thermostat off state backup detection circuit that stops the thermostat. 2. The charger control circuit according to claim 1, wherein the thermostat off state backup detection circuit is set to approximately 100 ohms in terms of resistance across both ends of the thermostat, and is activated when this set value is exceeded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990089118U JP2522713Y2 (en) | 1990-08-24 | 1990-08-24 | Charger control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990089118U JP2522713Y2 (en) | 1990-08-24 | 1990-08-24 | Charger control circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0447352U true JPH0447352U (en) | 1992-04-22 |
| JP2522713Y2 JP2522713Y2 (en) | 1997-01-16 |
Family
ID=31822878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990089118U Expired - Lifetime JP2522713Y2 (en) | 1990-08-24 | 1990-08-24 | Charger control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2522713Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS574339A (en) * | 1980-06-09 | 1982-01-09 | Akebono Brake Ind Co Ltd | Forming method for thin plate caliber |
-
1990
- 1990-08-24 JP JP1990089118U patent/JP2522713Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS574339A (en) * | 1980-06-09 | 1982-01-09 | Akebono Brake Ind Co Ltd | Forming method for thin plate caliber |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2522713Y2 (en) | 1997-01-16 |