JPS5878749U - storage battery charging circuit - Google Patents

storage battery charging circuit

Info

Publication number
JPS5878749U
JPS5878749U JP17307781U JP17307781U JPS5878749U JP S5878749 U JPS5878749 U JP S5878749U JP 17307781 U JP17307781 U JP 17307781U JP 17307781 U JP17307781 U JP 17307781U JP S5878749 U JPS5878749 U JP S5878749U
Authority
JP
Japan
Prior art keywords
storage battery
charging
temperature sensing
sensing element
charging circuit
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
JP17307781U
Other languages
Japanese (ja)
Inventor
洋一 小川
Original Assignee
日立工機株式会社
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 日立工機株式会社 filed Critical 日立工機株式会社
Priority to JP17307781U priority Critical patent/JPS5878749U/en
Publication of JPS5878749U publication Critical patent/JPS5878749U/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

【図面の簡単な説明】[Brief explanation of drawings]

第1図は従来の温度センサ一方式による充電回路の一例
を示す充電回路図、゛第2図はその充電特性図、第3図
は本考案より成る充電回路の一実施例を示す充電回路図
、第4図は本考案より成る充電回路の充電特性を示す充
電特性図、第5図は本考案より成る他の実施例を示す回
路図である。 図において、1は蓄電池組立、2は充電器、3は交流電
源、4は過充電防止回路、5は直流電源回路、6は蓄電
池、7は感温素子、8はサイリスタ、9.36.37.
40はダイオード、10゜11、 14. 28. 3
1. 32. 33. 3’4は抵抗、12,17.3
5は電解コンデンサ、13はツェナーダイオード、15
はトランス、16はタイオードブリッジ、18は陽極端
子、19は信号端子Al2Oは陰極端子、21は充電量
、22は高温における充電電圧(室温30°C)、23
は高温における蓄電池温度(室温30°C)、2′4は
低温における充電電圧(室温10°C)、25は低温に
おける蓄電池温度(室温lO°C)、26は感温回路、
27は電圧比較回路、29はトランジスタ、30は電圧
比較器、38は信号端子Bである。 5”          l 土  ] 5
Fig. 1 is a charging circuit diagram showing an example of a conventional charging circuit using one type of temperature sensor, Fig. 2 is a charging characteristic diagram thereof, and Fig. 3 is a charging circuit diagram showing an example of a charging circuit according to the present invention. , FIG. 4 is a charging characteristic diagram showing the charging characteristics of the charging circuit according to the present invention, and FIG. 5 is a circuit diagram showing another embodiment according to the present invention. In the figure, 1 is a storage battery assembly, 2 is a charger, 3 is an AC power supply, 4 is an overcharge prevention circuit, 5 is a DC power supply circuit, 6 is a storage battery, 7 is a temperature sensing element, 8 is a thyristor, 9.36.37 ..
40 is a diode, 10°11, 14. 28. 3
1. 32. 33. 3'4 is resistance, 12,17.3
5 is an electrolytic capacitor, 13 is a Zener diode, 15
is a transformer, 16 is a diode bridge, 18 is an anode terminal, 19 is a signal terminal, Al2O is a cathode terminal, 21 is a charging amount, 22 is a charging voltage at high temperature (room temperature 30°C), 23
is the storage battery temperature at high temperature (room temperature 30°C), 2'4 is the charging voltage at low temperature (room temperature 10°C), 25 is the storage battery temperature at low temperature (room temperature 10°C), 26 is the temperature sensing circuit,
27 is a voltage comparison circuit, 29 is a transistor, 30 is a voltage comparator, and 38 is a signal terminal B. 5”l soil] 5

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ・直流電源と、該直流電源に接続された蓄電池と、該蓄
電池の充電終了時の温度を検出するために蓄電池表面に
備えられた感温素子と、該感温素子により検出された信
号により、充電電流を制御する過充電防止回路とを備え
たものにおいて、該感温素子の近接した位置に該感温素
子を強制加熱する加熱素子と、該加熱素子への通電を該
蓄電池の充電電圧の高低により制御する電圧比較回路を
設けたことを特徴とする蓄電池充電回路。
- A DC power supply, a storage battery connected to the DC power supply, a temperature sensing element provided on the surface of the storage battery to detect the temperature at the end of charging of the storage battery, and a signal detected by the temperature sensing element. A device equipped with an overcharge prevention circuit that controls charging current, a heating element that forcibly heats the temperature sensing element at a position close to the temperature sensing element, and a heating element that controls the current supply to the heating element at a charging voltage of the storage battery. A storage battery charging circuit characterized by being provided with a voltage comparison circuit that is controlled by high and low voltages.
JP17307781U 1981-11-19 1981-11-19 storage battery charging circuit Pending JPS5878749U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17307781U JPS5878749U (en) 1981-11-19 1981-11-19 storage battery charging circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17307781U JPS5878749U (en) 1981-11-19 1981-11-19 storage battery charging circuit

Publications (1)

Publication Number Publication Date
JPS5878749U true JPS5878749U (en) 1983-05-27

Family

ID=29964946

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17307781U Pending JPS5878749U (en) 1981-11-19 1981-11-19 storage battery charging circuit

Country Status (1)

Country Link
JP (1) JPS5878749U (en)

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