CN201918590U - USB cable - Google Patents
USB cable Download PDFInfo
- Publication number
- CN201918590U CN201918590U CN2010206613957U CN201020661395U CN201918590U CN 201918590 U CN201918590 U CN 201918590U CN 2010206613957 U CN2010206613957 U CN 2010206613957U CN 201020661395 U CN201020661395 U CN 201020661395U CN 201918590 U CN201918590 U CN 201918590U
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- Prior art keywords
- termination
- terminal
- power supply
- diode
- usb
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- Expired - Fee Related
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Abstract
The utility model discloses a USB cable with an assistant power supply function. The cable comprises a main cable and a power cable, wherein one end of the main cable is an input end, the other end is an output end, the input end and the output end are communicated by a lead, one end of the power cable is a power end, and the other end of the power cable is connected with the input end. The USB cable is simple in structure and convenient in use, not only can overcome the defect that a large electronic product with a USB needs an external power supply, but also brings great convenience for the use.
Description
Technical field
The utility model discloses a kind of connecting line, particularly a kind of USB connecting line with the auxiliary power supply function.
Background technology
Development along with the USB technology, the application of USB interface in consumer electronics product more and more widely, common electronic product all is to be connected with computer etc. by the USB connecting line, because the driving force of USB interface is limited, the USB electronic product that some is relatively large, as: portable hard drives etc. only depend on a USB interface not drive, and so just need add a power supply and use, and wiring is loaded down with trivial details, use is inconvenient.
Summary of the invention
The shortcoming that only depends on a USB interface not drive at above-mentioned some USB electronic product of the prior art of mentioning, the utility model provides a kind of new USB connecting line, it is provided with an auxiliary power connection at connecting line, during use, utilizes two USB interface to power simultaneously.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of USB connecting line, connecting line comprises main connecting line and electric power connection line, main connecting line one end is the input termination, the other end is the output termination, be communicated with by lead between input termination and the output termination, electric power connection line one end is the power supply termination, and the other end is connected with the input termination.
The technical scheme that its technical problem that solves the utility model adopts further comprises:
Be respectively equipped with positive power terminal, negative power source terminal and two data terminals in described input termination and the output termination, positive power terminal, negative power source terminal and two data terminal correspondences in input termination and the output termination link together, be provided with positive power terminal and negative power source terminal in the power supply termination, positive power terminal in the power supply termination and negative power source terminal link together respectively at positive power terminal and the negative power source terminal correspondence in the input termination.
Be connected with diode D1 on the positive power terminal in the described input termination, the positive pole of diode D1 is connected with the positive power terminal of input in the termination; Be connected with diode D2 on the negative power source terminal of input in the termination, the negative pole of diode D2 is connected with negative power source terminal in importing the termination.
Be connected with diode D3 on the positive power terminal in the described power supply termination, the positive pole of diode D3 is connected with positive power terminal in the power supply termination; Be connected with diode D4 on the negative power source terminal in the power supply termination, the negative pole of diode D4 is connected with negative power source terminal in the power supply termination.
Described input termination is a standard USB male end interface.
Described output termination is a standard USB male end interface, or mini USB male end interface, or special-shaped USB male end interface.
Described power supply termination is a standard USB male end interface.
The beneficial effects of the utility model are: the utility model is simple in structure, and is easy to use, both saved the shortcoming that large-scale USB electronic product needs external power supply, returns to use to bring great convenience.
Below in conjunction with the drawings and specific embodiments the utility model is described further.
Description of drawings
Fig. 1 is the utility model perspective view.
Fig. 2 is the utility model circuit principle structure schematic diagram.
Among the figure, 1-imports the termination, and 2-exports the termination, 3-power supply termination, 4-lead.
Embodiment
Present embodiment is the utility model preferred implementation, and other all its principles are identical with present embodiment or approximate with basic structure, all within the utility model protection range.
Please referring to accompanying drawing 1, the utility model mainly comprises input termination 1, output termination 2 and power supply termination 3, in the present embodiment, the USB male end interface of standard is all adopted in input termination 1 and power supply termination 3, mini USB male end interface is adopted in output termination 2, during concrete enforcement, USB male end interface or other special-shaped USB male end interface of standard also can be adopted in output termination 2.Output termination 2 is connected with input termination 1 by lead 4 respectively with power supply termination 3.
Please referring to accompanying drawing 2, in the present embodiment, be respectively equipped with four binding posts in input termination 1 and the output termination 2, four binding posts are respectively positive power terminal VCC, negative power source terminal GND, data terminal D+ and data terminal D-, four binding posts in input termination 1 and the output termination 2 correspondence respectively link together, in the present embodiment, only be provided with two binding posts in the power supply termination 3, be respectively positive power terminal VCC, negative power source terminal GND, two binding posts in the power supply termination 3 respectively with input termination 1 in positive power terminal be connected with negative power source terminal.In the present embodiment, be connected with diode D1 on the positive power terminal in the input termination 1, the positive pole of diode D1 and input termination 1 interior positive power terminal is connected; Be connected with diode D2 on the negative power source terminal in the input termination 1, the negative pole of diode D2 and input termination 1 interior negative power source terminal is connected.In the present embodiment, be connected with diode D3 on the positive power terminal in the power supply termination 3, the positive pole of diode D3 and power supply termination 3 interior positive power terminal are connected; Be connected with diode D4 on the negative power source terminal in the power supply termination 3, the negative pole of diode D4 and power supply termination 3 interior negative power source terminal are connected.Thereby can prevent power supply mutually between two USB interface.
The utility model will be imported respectively on two USB interface that termination 1 and power supply termination 3 be inserted in computer in use, will export termination 2 and be plugged on the electronic product and all can use.
The utility model is simple in structure, and is easy to use, both saved the shortcoming that large-scale USB electronic product needs external power supply, returns to use to bring great convenience.
Claims (7)
1. USB connecting line, it is characterized in that: described connecting line comprises main connecting line and electric power connection line, main connecting line one end is the input termination, the other end is the output termination, be communicated with by lead between input termination and the output termination, electric power connection line one end is the power supply termination, and the other end is connected with the input termination.
2. USB connecting line according to claim 1, it is characterized in that: be respectively equipped with positive power terminal, negative power source terminal and two data terminals in described input termination and the output termination, positive power terminal, negative power source terminal and two data terminal correspondences in input termination and the output termination link together, be provided with positive power terminal and negative power source terminal in the power supply termination, positive power terminal in the power supply termination and negative power source terminal link together respectively at positive power terminal and the negative power source terminal correspondence in the input termination.
3. USB connecting line according to claim 2 is characterized in that: be connected with diode D1 on the positive power terminal in the described input termination, the positive pole of diode D1 is connected with the positive power terminal of input in the termination; Be connected with diode D2 on the negative power source terminal of input in the termination, the negative pole of diode D2 is connected with negative power source terminal in importing the termination.
4. USB connecting line according to claim 2 is characterized in that: be connected with diode D3 on the positive power terminal in the described power supply termination, the positive pole of diode D3 is connected with positive power terminal in the power supply termination; Be connected with diode D4 on the negative power source terminal in the power supply termination, the negative pole of diode D4 is connected with negative power source terminal in the power supply termination.
5. according to claim 1 or 2 or 3 or 4 described USB connecting lines, it is characterized in that: described input termination is a standard USB male end interface.
6. according to claim 1 or 2 or 3 or 4 described USB connecting lines, it is characterized in that: described output termination is a standard USB male end interface, or mini USB male end interface.
7. according to claim 1 or 2 or 3 or 4 described USB connecting lines, it is characterized in that: described power supply termination is a standard USB male end interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206613957U CN201918590U (en) | 2010-12-15 | 2010-12-15 | USB cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206613957U CN201918590U (en) | 2010-12-15 | 2010-12-15 | USB cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201918590U true CN201918590U (en) | 2011-08-03 |
Family
ID=44418380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206613957U Expired - Fee Related CN201918590U (en) | 2010-12-15 | 2010-12-15 | USB cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201918590U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733915A (en) * | 2013-12-23 | 2015-06-24 | 珠海格力电器股份有限公司 | Alternating current electric connecting wire and circuit board test system |
| CN105161941A (en) * | 2015-09-10 | 2015-12-16 | 罗勇进 | Single-input multi-output quick-charge cable and quick charger |
| CN106159608A (en) * | 2015-04-23 | 2016-11-23 | 宏碁股份有限公司 | DC power plug and electronic system |
-
2010
- 2010-12-15 CN CN2010206613957U patent/CN201918590U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733915A (en) * | 2013-12-23 | 2015-06-24 | 珠海格力电器股份有限公司 | Alternating current electric connecting wire and circuit board test system |
| CN106159608A (en) * | 2015-04-23 | 2016-11-23 | 宏碁股份有限公司 | DC power plug and electronic system |
| CN105161941A (en) * | 2015-09-10 | 2015-12-16 | 罗勇进 | Single-input multi-output quick-charge cable and quick charger |
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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: 20110803 Termination date: 20111215 |