CN204559411U - A kind of power supply adaptor with USB interface - Google Patents
A kind of power supply adaptor with USB interface Download PDFInfo
- Publication number
- CN204559411U CN204559411U CN201520280071.1U CN201520280071U CN204559411U CN 204559411 U CN204559411 U CN 204559411U CN 201520280071 U CN201520280071 U CN 201520280071U CN 204559411 U CN204559411 U CN 204559411U
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- CN
- China
- Prior art keywords
- power supply
- circuit
- circuit board
- usb interface
- usb
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- 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 provides a kind of power supply adaptor with USB interface, comprise housing, alternating current input is provided with in described housing, described alternating current input connects first circuit board and second circuit board, described first circuit board is computer end power-supplying circuit, comprise rectification circuit, filter circuit and computer DC output end, described second circuit board is USB power supply circuits, comprises rectification circuit, filter circuit and USB output.The utility model is while supply computer power, be provided with USB interface, can be used for and answer the multiple small type mobile devices such as mobile phone or PAD, be widely used, two groups of circuit are set, separately power supply, the useful life of power supply can be extended, reduce heat dissipation capacity, ensure the use safety of power supply, be conducive to user.
Description
Technical field
The utility model relates to power technique fields, is specifically related to a kind of power supply adaptor with USB interface.
Background technology
Power supply adaptor (Power adapter) is the power supply conversion equipment of small portable electronic device and electronic apparatus, generally be made up of shell, power transformer and rectification circuit, can be divided into by its output type and exchange output type and direct-current-output type; Direct Plug-In and Table top type can be divided into by connected mode.Extensively be matched in the equipment such as phone composite aircraft, game machine, language playback device, walkman, notebook computer, cell phone.
But the power supply of the supply capital equipment that this power supply adaptor can only be single, can not need the equipment of USB interface to power to mobile phone etc., this problems demand solves.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of rational in infrastructure, and a kind of power supply adaptor with USB interface easy to use, it solves these above-mentioned problems.
The technical scheme that the utility model adopts is as follows: a kind of power supply adaptor with USB interface, comprise housing, alternating current input is provided with in described housing, described alternating current input connects first circuit board and second circuit board, described first circuit board is computer end power-supplying circuit, comprise rectification circuit, filter circuit and computer DC output end, described second circuit board is USB power supply circuits, comprises rectification circuit, filter circuit and USB output.
Preferably, described second circuit board is also provided with control switch.
Preferably, described USB output is 1-4.
Preferably, first circuit board placement parallel with second circuit board.
The beneficial effects of the utility model comprise:
The utility model is while supply computer power, be provided with USB interface, can be used for and answer the multiple small type mobile devices such as mobile phone or PAD, be widely used, two groups of circuit are set, separately power supply, the useful life of power supply can be extended, reduce heat dissipation capacity, ensure the use safety of power supply, be conducive to user.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of power supply adaptor with USB interface of the utility model.
Embodiment
Below in conjunction with embodiment, the utility model is described in detail.
A kind of power supply adaptor with USB interface, as shown in Figure 1, comprise housing 1, alternating current input 2 is provided with in described housing 1, described alternating current input 2 connects first circuit board and second circuit board, and described first circuit board is computer end power-supplying circuit 5, comprises rectification circuit, filter circuit and computer DC output end, described second circuit board is USB power supply circuits, comprises rectification circuit, filter circuit and USB output 3.
Described second circuit board is also provided with control switch 4.
Described USB output 3 is 1-4.
First circuit board placement parallel with second circuit board.
Computer end power-supplying circuit 5 connects computer interface, provides supply of electric power to computer.
Above-mentioned execution mode is preferred embodiment of the present utility model; be not for limiting enforcement of the present utility model and interest field; all equivalences made according to the content described in the utility model patent protection scope change and modify, and all should be included in the utility model claim.
Claims (4)
1. the power supply adaptor with USB interface, it is characterized in that, comprise housing, alternating current input is provided with in described housing, described alternating current input connects first circuit board and second circuit board, and described first circuit board is computer end power-supplying circuit, comprises rectification circuit, filter circuit and computer DC output end, described second circuit board is USB power supply circuits, comprises rectification circuit, filter circuit and USB output.
2. a kind of power supply adaptor with USB interface according to claim 1, is characterized in that, described second circuit board is also provided with control switch.
3. a kind of power supply adaptor with USB interface according to claim 1, is characterized in that, described USB output is 1-4.
4. a kind of power supply adaptor with USB interface according to claim 1, is characterized in that, first circuit board placement parallel with second circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520280071.1U CN204559411U (en) | 2015-05-04 | 2015-05-04 | A kind of power supply adaptor with USB interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520280071.1U CN204559411U (en) | 2015-05-04 | 2015-05-04 | A kind of power supply adaptor with USB interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204559411U true CN204559411U (en) | 2015-08-12 |
Family
ID=53834480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520280071.1U Expired - Fee Related CN204559411U (en) | 2015-05-04 | 2015-05-04 | A kind of power supply adaptor with USB interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204559411U (en) |
-
2015
- 2015-05-04 CN CN201520280071.1U patent/CN204559411U/en not_active Expired - Fee Related
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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: 20150812 Termination date: 20190504 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |