POWER SUPPLY AND DUAL-CHARGEABLE BATTERY PACK THEREIN

• US 20100244774A1
• Filed: 12/24/2009
• Published: 09/30/2010
• Est. Priority Date: 03/30/2009
• Status: Active Grant

• Current Assignee: Info-Power Universal Holdings Co., Ltd.
• Original Assignee: Solar Focus Technology Co., Ltd.
• Inventors: Lu, Yuan-Jui, Chen, Kai-Shen
• Granted Patent: US 8,253,385 B2
• Time in Patent Office: Days
• US Class Current: 320/138
• CPC Class Codes: H02J 2207/40 adapted for charging from various sources, e.g. AC, DC or multivoltage
• CPC Class Codes: H02J 7/00 Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
• CPC Class Codes: Y02E 60/10 Energy storage using batteries

Abstract

This invention discloses a power supply and a dual-chargeable battery pack therein, wherein the dual-chargeable battery pack comprises a main body provided with an electrical energy storage device, a first connecting device and a second connecting device. The first connecting device comprises a first charging terminal set and a first power output terminal set, wherein the first charging terminal set is configured to receive an input of a first power for outputting to the electrical energy storage device. The second connecting device comprises a second charging terminal set which is configured to receive an input of a second power for outputting to the electrical energy storage device. The electrical energy storage device is configured to output the electrical energy accumulated therein as a third power through the first power output terminal set. The second power is different than the first power.

Claims

1. A dual-chargeable battery pack, comprising a main body, the main body having an electrical energy storage device, a first connecting device and a second connecting device, the dual-chargeable battery pack being characterized in:

the first connecting device comprising a first charging terminal set and a first power output terminal set, the first charging terminal set being configured to receive an input of a first power for outputting to the electrical energy storage device;

the second connecting device comprising a second charging terminal set configured to receive an input of a second power for outputting to the electrical energy storage device; and

the electrical energy storage device being configured to output the electrical energy accumulated therein as a third power by means of the first power output terminal set while the second power is different from the first power.

2. The dual-chargeable battery pack of claim 1, wherein the first power and the second power are both DC power.

3. The dual-chargeable battery pack of claim 1, wherein at least one of the first power and the second power is an AC power, and the dual-chargeable battery pack further comprises at least one AC-DC power conversion device for converting the AC power into a DC power.

4. The dual-chargeable battery pack of claim 1, wherein the first power output terminal set outputs the third power to a portable device, and the portable device converts a fourth power into the first power, the dual-chargeable battery pack uses the first charging terminal set to receive the first power input by the portable device, and the main body further comprises a first control unit for intercommunicating with the portable device.

5. The dual-chargeable battery pack of claim 1, wherein the main body further comprises an input modulation device for modulating the input of the first power and the second power when they are output to the electrical energy storage device, the electrical energy storage device having a predetermined saturated electrical potential energy, when an electrical potential energy accumulated in the electrical energy storage device is lower than the predetermined saturated electrical potential energy, the input modulation device allows the first power and the second power to enter the electrical energy storage device simultaneously, and when the electrical potential energy accumulated in the electrical energy storage device reaches the predetermined saturated electrical potential energy, the input modulation device rejects the input of the first power and the second power to the electrical energy storage device.

6. The dual-chargeable battery pack of claim 5, wherein the input modulation device further comprises a reverse-current prevention portion, when an electrical potential accumulated in the electrical energy storage device is greater than the electrical potential of the first power or the second power, the reverse-current prevention portion prevents the electrical potential energy accumulated in the electrical energy storage device from flowing reversely to the first charging terminal set or the second charging terminal set.

7. The dual-chargeable battery pack of claim 5, wherein the input modulation device further comprises a reverse-current prevention portion, when there is an electrical potential difference between the first power and the second power, the reverse-current prevention portion prevents electricity from flowing from high electrical potential to low electrical potential of either one of the first power and the second power.

8. The dual-chargeable battery pack of claim 5, wherein the main body comprises an electrical potential modulation device located between the second charging terminal set and the input modulation device, whereby properly modulating the electrical potential of the second power.

9. A power supply, comprising a base and at least one dual-chargeable battery pack, the power supply being characterized in:

the dual-chargeable battery pack comprising a main body, the main body having an electrical energy storage device, a first connecting device and a second connecting device;

the first connecting device comprising a first charging terminal set and a first power output terminal set, the first charging terminal set being configured to receive an input of a first power for outputting to the electrical energy storage device;

the second connecting device comprising a second charging terminal set configured to receive an input of a second power for outputting to the electrical energy storage device;

the electrical energy storage device being configured to output the electrical energy accumulated therein as a third power by means of the first power output terminal set while the second power is different from the first power; and

the base comprising a third connecting device and a fourth connecting device, the third connecting device being configured to connect with the first connecting device and to receive the third power output by the first power output terminal set, the base further comprising an output-voltage modulation device for modulating the third power into a fifth power having a variable electrical potential, and the fifth power being output through fourth connecting device.

10. The power supply of claim 9, further comprising a fifth connecting device that is settled on the base, the power supply using the fifth connecting device to receive a fourth power, and after the output-voltage modulation device converting the fourth power into the first power, the first power being output to the dual-chargeable battery pack.

11. The power supply of claim 9, further comprising a circuit protection device, whereby properly modulating the fourth power and the third power so as to protect the power supply from damage caused by unstable power inputs.

12. The power supply of claim 9, further comprising a microprocessor intercommunicating with the dual-chargeable battery pack and the output-voltage modulation device.

13. The power supply of claim 12, wherein the main body of the dual-chargeable battery pack further comprises a first control unit for intercommunicating with the microprocessor.

14. The power supply of claim 9, wherein the fifth power is a DC power.

15. The power supply of claim 9, wherein the first power and the second power of the dual-chargeable battery pack are both DC power.

16. The power supply of claim 9, wherein at least one of the first power and the second power of the dual-chargeable battery pack is an AC power, and the dual-chargeable battery pack further comprises at least one AC-DC power conversion device for converting the AC power into a DC power.

17. The power supply of claim 9, wherein the main body of the dual-chargeable battery pack further comprises an input modulation device for modulating the input of the first power and the second power when they are output to the electrical energy storage device, the electrical energy storage device having a predetermined saturated electrical potential energy, when an electrical potential energy accumulated in the electrical energy storage device is lower than the predetermined saturated electrical potential energy, the input modulation device allows the first power and the second power to enter the electrical energy storage device simultaneously, and when the electrical potential energy accumulated in the electrical energy storage device reaches the predetermined saturated electrical potential energy, the input modulation device rejects the input of the first power and the second power to the electrical energy storage device.

18. The power supply of claim 17, wherein the input modulation device further comprises a reverse-current prevention portion, when an electrical potential accumulated in the electrical energy storage device is greater than the electrical potential of the first power or the second power, the reverse-current prevention portion prevents the electrical potential energy accumulated in the electrical energy storage device from flowing reversely to the first charging terminal set or the second charging terminal set.

19. The power supply of claim 17, wherein the input modulation device further comprises a reverse-current prevention portion, when there is an electrical potential difference between the first power and the second power, the reverse-current prevention portion prevents electricity from flowing from high electrical potential to low electrical potential of either one of the first power and the second power.

20. The power supply of claim 17, wherein the main body comprises an electrical potential modulation device located between the second charging terminal set and the input modulation device, whereby properly modulating the electrical potential of the second power.