CN201307692Y - Portable multi-function power-source converter - Google Patents
Portable multi-function power-source converter Download PDFInfo
- Publication number
- CN201307692Y CN201307692Y CNU2008201464060U CN200820146406U CN201307692Y CN 201307692 Y CN201307692 Y CN 201307692Y CN U2008201464060 U CNU2008201464060 U CN U2008201464060U CN 200820146406 U CN200820146406 U CN 200820146406U CN 201307692 Y CN201307692 Y CN 201307692Y
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- CN
- China
- Prior art keywords
- power supply
- changeover device
- supply changeover
- power
- plug
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a portable multi-function power-source converter, which comprises an AC/DC input, a power-source conversion and a DC output, wherein a vehicle igniter plug is rectified by a power-source converter to output DC, and a USB connector is rectified by the power-source converter to output DC, and a 100- 240V alternative-current plug is connected with the USB connector and is rectified by the power-source converter to output DC. The power-source converter has the advantages of simple structure, wide application, convenient application and carry, and the like.
Description
Technical field
The utility model relates to power supply changeover device, mainly is meant a kind of portable multi-function power supply changeover device.
Background technology
The conventional power source transducer mainly is to convert 100-240V AC power to direct current output, for electric equipment provides power supply.Nowadays, people are driving and are using the time of computer more and more, and the use of conventional power source transducer just is restricted, and this brings a lot of inconvenience for people's work and life.Use if there is a kind of power supply changeover device to satisfy simultaneously on power supplys such as 100-240V AC power, vehicle power and computer power, just can increase work efficiency more, promote quality of life.
Summary of the invention
The purpose of this utility model provides a kind of portable multi-function power supply changeover device, by vehicle-mounted cigarette lighter plug, USB connector and 100-240V ac plug are set, can realize vehicle power, computer power and 100-240V AC power output DC after the transducer conversion, a kind of power supply changeover device can satisfy simultaneously on power supplys such as 100-240V AC power, vehicle power and computer power and uses, make things convenient for the user under multiple environment, to use power supply, overcome the deficiency that prior art exists.
The realization the technical solution of the utility model is: this power supply changeover device comprises AC/DC input, power source conversion and DC output, wherein said AC/DC input comprises vehicle power plug and USB connector, and described vehicle power plug and USB connector are respectively through power supply changeover device output DC.
This technical scheme also comprises:
Described AC/DC input comprises that 100-240V ac plug connects USB connector again through power supply changeover device output DC.
Described vehicle power plug comprises the vehicle-mounted cigarette lighter plug that connects vehicle-mounted cigar lighter.
Described USB connector connects computer USB interface.
Described power supply changeover device is provided with voltage up converting circuit and/or decompression converting circuit.
The beneficial effect that the utlity model has: this power supply changeover device has characteristics such as simple in structure, that purposes wide, use is easy to carry.
Description of drawings
Fig. 1 is a general structure schematic diagram of the present utility model, wherein 1 vehicle-mounted cigarette lighter plug, 2USB connector, 3 ac plugs, 4 power supply changeover devices, 5DC output, 6 cables.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in the figure, this power supply changeover device mainly is made up of vehicle-mounted cigarette lighter plug 1, USB connector 2, ac plug 3, power supply changeover device 4, DC output 5 and cable 6, wherein vehicle-mounted cigarette lighter plug 1 and USB connector 2 are connected the input of power supply changeover device 4 respectively through cable 6, the output of power supply changeover device 4 connects DC output through cable 6, simultaneously, ac plug 3 can be connected with USB connector 2.Power supply changeover device 4 has the input AC electricity, and output DC (DC) function also has input dc power, output DC (DC) function, and the direct current of output (DC) voltage both can be lower than input, also can be higher than input.
Operation principle
When 100-240V AC power is arranged, use this power supply changeover device, ac plug is connected with USB connector, again ac plug is inserted AC Power supply socket and get final product;
In automobile, use this power supply changeover device, vehicle-mounted cigarette lighter plug is inserted vehicle-mounted cigar lighter get final product;
When the equipment that utilizes computer and have USB interface, use this power supply changeover device, USB connector is inserted the equipment USB interface get final product.
Claims (5)
1, a kind of portable multi-function power supply changeover device, comprise AC/DC input, power source conversion and DC output, it is characterized in that described AC/DC input comprises vehicle power plug and USB connector, described vehicle power plug and USB connector are respectively through power supply changeover device rectification output DC.
2, portable multi-function power supply changeover device as claimed in claim 1 is characterized in that described AC/DC input comprises that 100-240V ac plug connects USB connector again through power supply changeover device output DC.
3, portable multi-function power supply changeover device as claimed in claim 1 is characterized in that described vehicle power plug comprises the vehicle-mounted cigarette lighter plug that connects vehicle-mounted cigar lighter.
4, portable multi-function power supply changeover device as claimed in claim 1 is characterized in that described USB connector connects computer USB interface.
5, portable multi-function power supply changeover device as claimed in claim 1 or 2 is characterized in that described power supply changeover device is provided with voltage up converting circuit and/or decompression converting circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201464060U CN201307692Y (en) | 2008-08-08 | 2008-08-08 | Portable multi-function power-source converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201464060U CN201307692Y (en) | 2008-08-08 | 2008-08-08 | Portable multi-function power-source converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201307692Y true CN201307692Y (en) | 2009-09-09 |
Family
ID=41100158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201464060U Expired - Fee Related CN201307692Y (en) | 2008-08-08 | 2008-08-08 | Portable multi-function power-source converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201307692Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108572286A (en) * | 2017-03-09 | 2018-09-25 | 神讯电脑(昆山)有限公司 | Power inverter detection device and its method |
-
2008
- 2008-08-08 CN CNU2008201464060U patent/CN201307692Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108572286A (en) * | 2017-03-09 | 2018-09-25 | 神讯电脑(昆山)有限公司 | Power inverter detection device and its method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090909 Termination date: 20130808 |