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Battery charger capable of automatically stopping charging

A battery charger and automatic stop technology, applied in battery circuit devices, current collectors, electric vehicles, etc., can solve the problems of complex circuit structure, large volume, and many components, and achieve simple circuit structure, which is beneficial to promotion and performance. stable effect

Inactive Publication Date: 2015-05-06
CHENGDU KEHONG ELECTRONICS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The battery chargers used for electronic communication products in the prior art have complex circuit structures, many components, and bulky volume, and are not easy to manufacture, especially the high price and the lack of automatic stop charging function, which make the battery chargers of such electronic products not easy to promote

Method used

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  • Battery charger capable of automatically stopping charging

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Embodiment Construction

[0010] The present invention will be further described below in conjunction with accompanying drawing:

[0011] Such as figure 1 Shown: the present invention includes an AC power supply AC, a transformer T, a first diode VD1, a second diode VD2, a third diode VD3, a fourth diode VD4, a fifth diode VD5, and a triode VT , capacitor C, relay J, first resistor R1, second resistor R2, third resistor R3, potentiometer RP, Zener diode DW and battery E, the live wire of the AC power supply AC is connected to the first end of the first winding of the transformer T , the neutral line of the AC power supply AC is connected to the second end of the first winding of the transformer T, the first end of the second winding of the transformer T is connected to the first end of the first normally open contact J1 of the relay J, and the second end of the second winding of the transformer T The second terminal is simultaneously connected with the negative pole of the second diode VD2, the negati...

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Abstract

The invention discloses a battery charger capable of automatically stopping charging. The battery charger includes an alternating current power supply, a transformer, a first diode, a second diode, a third diode, a fourth diode, a fifth diode, a triode, a capacitor, a relay, a first resistor, a second resistor, a third resistor, a potentiometer, a voltage stabilizing diode and a battery. The battery charger capable of automatically stopping charging provided by the invention has the characteristics of being simple in circuit structure, fewer in adopted elements, small in size, low in manufacturing cost and easy to manufacture, and is particularly stable in automatic charging stopping performance and conductive to popularization.

Description

technical field [0001] The invention relates to a battery charger for electronic communication products, in particular to a battery charger which automatically stops charging. Background technique [0002] The battery chargers used for electronic communication products in the prior art have complex circuit structures, many components, and bulky volume, and are not easy to manufacture, especially the high price and the lack of automatic stop charging function, which make the battery chargers of such electronic products Not easy to promote. Contents of the invention [0003] The object of the present invention is to provide a battery charger that automatically stops charging in order to solve the above problems. [0004] The present invention achieves the above object through the following technical solutions: [0005] The present invention includes an AC power supply, a transformer, a first diode, a second diode, a third diode, a fourth diode, a fifth diode, a triode, a c...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J7/02H02J7/04
CPCH02J7/027
Inventor 袁刚向龙
Owner CHENGDU KEHONG ELECTRONICS