CN201307772Y - Power supply device for small electronic device - Google Patents
Power supply device for small electronic device Download PDFInfo
- Publication number
- CN201307772Y CN201307772Y CNU2008201468574U CN200820146857U CN201307772Y CN 201307772 Y CN201307772 Y CN 201307772Y CN U2008201468574 U CNU2008201468574 U CN U2008201468574U CN 200820146857 U CN200820146857 U CN 200820146857U CN 201307772 Y CN201307772 Y CN 201307772Y
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- Prior art keywords
- power supply
- power
- socket
- supply device
- input
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- 230000001413 cellular effect Effects 0.000 claims description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
A power supply device for a small electronic device can supply the required power for cellphones, digital cameras, PDA, MP3, walkmen and other electronic devices. The power supply device is provided with an AC power input plug (2), a camera power socket (3), a cellphone power socket (4) and a USB A socket (5) which are arranged on a shell (1), and an AC-DC converting circuit (6) which is arranged in the shell (1), wherein the AC-DC converting circuit (6) converts AC current to 8.4 V DC current, 4.2 V DC current and 5V DC current and then the current is output outside by the camera power socket (3), the cellphone power socket (4) and the USB A socket (5). The utility model can supply the required power for cellphones, digital cameras, PDA, MP3, walkmen and other electronic devices, and can substitute the power supply device of the electronic device.
Description
[technical field]
The utility model relates to electronic technology field, particularly relates to a kind of power supply device that is used for miniaturized electronics.
[background technology]
Current general miniaturized electronics that rechargable battery makes power supply such as mobile phone, digital camera, video camera, PDA, MP3 walkman or the like of adopting, a lot of all supporting power supply devices that are used to charge that have, or adopt USB interface to charge, if have these miniaturized electronicss of several differences simultaneously, generally need several different power supply devices, the internal electron line construction of the power supply device of these charging usefulness is generally similar, all provide the required power supply of charging, institute's difference is normally exported the plug of charge power supply to miniaturized electronics.In addition; current most of miniaturized electronics that adopts rechargable battery; usually can adopt rechargeable lithium battary; as mobile phone, PDA, MP3 walkman etc., adopt single rechargeable lithium battary as power supply; charging voltage is generally 4.2V, and the general chargeable lithium cell that adopts two series connection such as digital camera, video camera is as power supply, and charging voltage is generally 8.4V; part adopts the miniaturized electronics of USB interface charging, the 5V power source conversion of USB interface can be the required power supply of charging.The utility model concentrates on the power supply of 4.2V, 8.4V, these three voltages of 5V in the power supply device, just can use the required power supply of miniaturized electronics supply charging of rechargable battery to major part by this power supply device, thereby can replace the supporting power supply device of these miniaturized electronicss, save cost.
[utility model content]
The purpose of this utility model is to provide a kind of power supply device that is used for miniaturized electronics, can be to required power supplys of supply charging such as the miniaturized electronics that uses rechargable battery such as mobile phone, digital camera, video camera, PDA, MP3 walkmans.
The purpose of this utility model is to realize like this, adopt a kind of like this power supply device, miniaturized electronicss such as mobile phone, digital camera, video camera, PDA, the MP3 walkman required power supply that charges can be provided, it is characterized in that, described power supply device is provided with and comprises AC power input plug (2), one or more camera power supply socket (3), one or more cellular phone power supplies socket (4), one or more USB A type socket (5) that is positioned on the shell (1), and the AC-DC change-over circuit (6) that is positioned at shell (1).And, described AC-DC change-over circuit (6) is provided with the dc power output end of one group of alternating current input and three groups of different voltages, AC-DC change-over circuit (6) is mainly used in the DC power supply that the alternating current from the input of alternating current input is converted to three groups of different voltages, and respectively by each group dc power output end output, the DC power supply of three groups of different voltages comprises one group of 8.4V DC power supply, one group of 4.2V DC power supply, one group of 5V DC power supply, and, the alternating current input is connected with AC power input plug (2) circuitry phase, and from the alternating current of AC power input plug (2) input, and, each organize dc power output end respectively with each camera power supply socket (3), each cellular phone power supplies socket (4), the power supply terminal of each USB A type socket (5) is connected with circuitry phases such as earth terminals, wherein, 8.4V dc power output end is connected with each camera power supply socket (3) circuitry phase, by each camera power supply socket (3) output 8.4V DC power supply, 4.2V dc power output end is connected with each cellular phone power supplies socket (4) circuitry phase, by each cellular phone power supplies socket (4) output 4.2V DC power supply, the 5V dc power output end is connected with the earth terminal circuitry phase with the power supply terminal of each USB A type socket (5), by each USB A type socket (5) output 5V DC power supply.
So just realized the purpose of this utility model.
Power supply device of the present utility model can be to required power supplys of supply charging such as different electronic equipments such as mobile phone, digital camera, video camera, PDA, MP3 walkmans, even have many these different electronic equipments, also only need a power supply device of the present utility model just enough, can replace the original supporting power supply device of these electronic equipments.
[description of drawings]
Fig. 1 is the three-dimensional schematic illustration of imageization of the power supply device of the utility model first embodiment;
Fig. 2 is the circuit structure schematic illustration of power supply device of the present utility model;
Fig. 3 is the three-dimensional schematic illustration of imageization of the power supply device of the utility model second embodiment.
Among the figure, the parts device that identical digitized representation is identical, accompanying drawing are schematically, in order to formation of the present utility model and principal character to be described.
[embodiment]
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Consult Fig. 1, Fig. 1 is the three-dimensional schematic illustration of imageization of the power supply device of the utility model first embodiment, power supply device shown in Fig. 1 is provided with and comprises AC power input plug (2), one or more camera power supply socket (3), one or more cellular phone power supplies socket (4), one or more USB A type socket (5) that is positioned on the shell (1), and the AC-DC change-over circuit (6) that is positioned at shell (1).
Consult Fig. 2, Fig. 2 is the circuit structure schematic illustration of power supply device of the present utility model, the AC-DC change-over circuit (6) of the power supply device shown in Fig. 2 is provided with the dc power output end of one group of alternating current input and three groups of different voltages, AC-DC change-over circuit (6) is mainly used in the DC power supply that the alternating current from the input of alternating current input is converted to three groups of different voltages, and respectively by each group dc power output end output, the DC power supply of three groups of different voltages comprises one group of 8.4V DC power supply, one group of 4.2V DC power supply, one group of 5V DC power supply, and, the alternating current input is connected with AC power input plug (2) circuitry phase, and from the alternating current of AC power input plug (2) input, and, each organize dc power output end respectively with each camera power supply socket (3), each cellular phone power supplies socket (4), the power supply terminal of each USB A type socket (5) is connected with circuitry phases such as earth terminals, wherein, 8.4V dc power output end is connected with each camera power supply socket (3) circuitry phase, by each camera power supply socket (3) output 8.4V DC power supply, 4.2V dc power output end is connected with each cellular phone power supplies socket (4) circuitry phase, by each cellular phone power supplies socket (4) output 4.2V DC power supply, the 5V dc power output end is connected with the earth terminal circuitry phase with the power supply terminal of each USB A type socket (5), by each USB A type socket (5) output 5V DC power supply.
Continue to consult Fig. 1, the AC power input plug (2) shown in the figure is for meeting the plug of European CEE7/16 specification.Because power supply device of the present utility model is used for to the miniaturized electronics supply required power supply that charges, general of power consumption needs about more than ten watts of electric power, so power supply device of the present utility model can be inserted into the AC outlet of powering to electric shaver originally in the bathroom, and the hotel of a lot of in the world countries and regions, the a lot of electric shaver AC outlet that can use for the plug of European CEE7/16 specification that all are provided with in the bathroom can be used power supply device of the present utility model in the hotel in these country variant areas.
Consult Fig. 3, Fig. 3 is the three-dimensional schematic illustration of imageization of the power supply device of the utility model second embodiment, and the AC power input plug (2) shown in the figure is for meeting the two-pin plug of U.S.'s specification.Compare with first embodiment, difference is that AC power input plug (2) has adopted the two-pin plug of U.S.'s specification, is adapted at the U.S., Japan and other countries use.No matter adopting the power supply device of first embodiment or second embodiment, all can realize the purpose of this utility model well, all is to belong to protection range of the present utility model.
Power supply device of the present utility model, the charger that can replace different electronic equipments such as mobile phone, digital camera, video camera, PDA, MP3 walkman etc., enforcement of the present utility model can be saved the expense for the original supporting power supply device of these electronic equipments.
Claims (4)
1. power supply device, it is characterized in that, described power supply device is provided with and comprises AC power input plug (2), one or more camera power supply socket (3), one or more cellular phone power supplies socket (4), one or more USB A type socket (5) that is positioned on the shell (1), and the AC-DC change-over circuit (6) that is positioned at shell (1).
2. power supply device as claimed in claim 1, it is characterized in that, described AC-DC change-over circuit (6) is provided with the dc power output end of one group of alternating current input and three groups of different voltages, AC-DC change-over circuit (6) is mainly used in the DC power supply that the alternating current from the input of alternating current input is converted to three groups of different voltages, and respectively by each group dc power output end output, the DC power supply of three groups of different voltages comprises one group of 8.4V DC power supply, one group of 4.2V DC power supply, one group of 5V DC power supply, and, the alternating current input is connected with AC power input plug (2) circuitry phase, and from the alternating current of AC power input plug (2) input, and, each organize dc power output end respectively with each camera power supply socket (3), each cellular phone power supplies socket (4), the power supply terminal of each USBA type socket (5) is connected with circuitry phases such as earth terminals, wherein, 8.4V dc power output end is connected with each camera power supply socket (3) circuitry phase, by each camera power supply socket (3) output 8.4V DC power supply, 4.2V dc power output end is connected with each cellular phone power supplies socket (4) circuitry phase, by each cellular phone power supplies socket (4) output 4.2V DC power supply, the 5V dc power output end is connected with the earth terminal circuitry phase with the power supply terminal of each USB A type socket (5), by each USB A type socket (5) output 5V DC power supply.
3. power supply device as claimed in claim 1 is characterized in that, described AC power input plug (2) is for meeting the plug of European CEE7/16 specification.
4. power supply device as claimed in claim 1 is characterized in that, described AC power input plug (2) is for meeting the two-pin plug of U.S.'s specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201468574U CN201307772Y (en) | 2008-08-28 | 2008-08-28 | Power supply device for small electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201468574U CN201307772Y (en) | 2008-08-28 | 2008-08-28 | Power supply device for small electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201307772Y true CN201307772Y (en) | 2009-09-09 |
Family
ID=41100238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201468574U Expired - Fee Related CN201307772Y (en) | 2008-08-28 | 2008-08-28 | Power supply device for small electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201307772Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852222A (en) * | 2014-02-19 | 2015-08-19 | 胜德国际研发股份有限公司 | Power extension cords and their cables |
| CN106159543A (en) * | 2015-03-23 | 2016-11-23 | 联想(北京)有限公司 | Electronic equipment and electrical charging system |
-
2008
- 2008-08-28 CN CNU2008201468574U patent/CN201307772Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852222A (en) * | 2014-02-19 | 2015-08-19 | 胜德国际研发股份有限公司 | Power extension cords and their cables |
| CN104852222B (en) * | 2014-02-19 | 2018-07-10 | 胜德国际研发股份有限公司 | Power extension cord and cable thereof |
| CN106159543A (en) * | 2015-03-23 | 2016-11-23 | 联想(北京)有限公司 | Electronic equipment and electrical charging system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090909 Termination date: 20150828 |
|
| EXPY | Termination of patent right or utility model |