CN204497797U - The intelligent vehicle-carried charger of a kind of double-H groove weld SB - Google Patents
The intelligent vehicle-carried charger of a kind of double-H groove weld SB Download PDFInfo
- Publication number
- CN204497797U CN204497797U CN201520236015.8U CN201520236015U CN204497797U CN 204497797 U CN204497797 U CN 204497797U CN 201520236015 U CN201520236015 U CN 201520236015U CN 204497797 U CN204497797 U CN 204497797U
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- China
- Prior art keywords
- usb interface
- circuit board
- main circuit
- charge
- protocol control
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Abstract
The utility model discloses the intelligent vehicle-carried charger of a kind of double-H groove weld SB, comprise housing and main circuit board, also comprise power input port, two USB interface and two charge protocol control chips; Main circuit board and two charge protocol control chips are arranged at the inside of housing respectively; Power input port is arranged at the tail end of housing, and two USB interface are arranged at the other end of housing; Main circuit board is connected with power input port, two USB interface and two charge protocol control chips respectively; Two described charge protocol control chips connect one to one with two described USB interface respectively.When adopting the intelligent vehicle-carried charger of double-H groove weld SB of the present utility model to charge, charge protocol control chip can detect charging device, and detection signal is sent to main circuit board, main circuit board according to detection signal for charging device provides maximum charging current, avoid charging current in charging process too small or excessive and cause charging device not charge or the problem such as to overcharge, improve charge efficiency.
Description
Technical field
The utility model relates to onboard charger technical field, especially relates to the intelligent vehicle-carried charger of a kind of double-H groove weld SB.
Background technology
The each USB of existing USB onboard charger charges to equipment with fixing output current, and inside circuit adopts the detection voltage of divider resistance to D+, D-to regulate the charge protocol realizing USB.But, the USB charge protocol of this onboard charger can only mate the consistent charging device of nominal parameter, each USB device must mate the USB port of corresponding output current, otherwise charging device may be caused not charge or overcharge problems such as even causing charging device damage.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, provides the intelligent vehicle-carried charger of a kind of double-H groove weld SB, avoids charging current in charging process too small or excessive and causes charging device not charge or the problem such as to overcharge, improve charge efficiency.
The utility model provides the intelligent vehicle-carried charger of a kind of double-H groove weld SB, comprises housing and main circuit board, also comprises power input port, two USB interface and two charge protocol control chips; Described main circuit board and two described charge protocol control chips are arranged at the inside of described housing respectively; Described power input port is arranged at the tail end of housing, and two described USB interface are arranged at the other end of housing; Described main circuit board is connected with described power input port, two USB interface and two charge protocol control chips respectively; Two described charge protocol control chips connect one to one with two described USB interface respectively.
Further, described housing comprises body and head, and the both positive and negative polarity of described power input port is arranged at the afterbody of described body and the both sides of afterbody respectively; Two described USB interface are arranged at described head.
Further, described body be front end to tail end cross-sectional area reduce gradually cylindric.
The beneficial effects of the utility model are: adopt the intelligent vehicle-carried charger of double-H groove weld SB of the present utility model, in USB interface any one for charging device charge time, charge protocol control chip can detect charging device, and detection signal is sent to main circuit board, main circuit board according to detection signal for charging device provides maximum charging current (the rated charge stream of charging device), avoid charging current in charging process too small or excessive and cause charging device not charge or the problem such as to overcharge, improve charge efficiency.
Accompanying drawing explanation
Fig. 1 is electrical block diagram of the present utility model;
Fig. 2 is the structural representation of a kind of embodiment middle shell of the utility model.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail below by embodiment.
The intelligent vehicle-carried charger of a kind of double-H groove weld SB, as shown in Figure 1, comprises housing 1, main circuit board 2, power input port 3, two USB interface 4, two charge protocol control chips 5.
Main circuit board 2 and two charge protocol control chips 6 are arranged at housing 1 inside respectively; Power input port 3 is arranged at the tail end of housing 1, cooperatively interacts with the cigar lighter seat of automobile, for powering for the intelligent vehicle-carried charger of double-H groove weld SB; Two USB interface 4 are arranged at the other end of housing 1, are namely arranged at the front end of housing 1.
Power input port 3 is connected with main circuit board 2, for powering for main circuit board 2.Main circuit board 2 connects two charge protocol control chips 5 respectively and two USB interface, 4, two charge protocol control chips 5 connect one to one with two USB interface 4 respectively.Two charge protocol control chips 5 detect the charging device type being connected 4 with USB interface respectively, shake hands by the USB charge protocol of correspondence and charging device and detection signal is sent to main circuit board 2, after main circuit board 2 receives the detection signal of charge protocol control chip, for the charging device be connected with USB interface 4 provides maximum charging current (the rated charge stream of charging device), make charging device can continue to charge under the state of rated charge stream, improve the charge efficiency of the intelligent vehicle-carried charger of double-H groove weld SB.
In a kind of embodiment, as shown in Figure 2, the housing 1 of the intelligent vehicle-carried charger of double-H groove weld SB comprises body 11 and head 12, and the both positive and negative polarity of power input port 3 is arranged at the afterbody of body 11 and the both sides of afterbody respectively, cooperatively interacts with the cigar lighter seat of automobile; Two USB interface 4 are arranged at head 12.Preferably, what body 11 reduced gradually for front end to tail end cross-sectional area is cylindric.
Adopt the intelligent vehicle-carried charger of double-H groove weld SB of the present embodiment, in USB interface any one for charging device charge time, charge protocol control chip can detect charging device, and detection signal is sent to main circuit board, main circuit board according to detection signal for charging device provides maximum charging current (the rated charge stream of charging device), avoid charging current in charging process too small or excessive and cause charging device not charge or the problem such as to overcharge, improve charge efficiency.
Above content is in conjunction with concrete execution mode further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made.
Claims (3)
1. the intelligent vehicle-carried charger of double-H groove weld SB, comprises housing and main circuit board, it is characterized in that, also comprises power input port, two USB interface and two charge protocol control chips; Described main circuit board and two described charge protocol control chips are arranged at the inside of described housing respectively; Described power input port is arranged at the tail end of housing, and two described USB interface are arranged at the other end of housing; Described main circuit board is connected with described power input port, two USB interface and two charge protocol control chips respectively; Two described charge protocol control chips connect one to one with two described USB interface respectively.
2. the intelligent vehicle-carried charger of double-H groove weld SB as claimed in claim 1, it is characterized in that, described housing comprises body and head, and the both positive and negative polarity of described power input port is arranged at the afterbody of described body and the both sides of afterbody respectively; Two described USB interface are arranged at described head.
3. the intelligent vehicle-carried charger of double-H groove weld SB as claimed in claim 2, is characterized in that, described body be front end to tail end cross-sectional area reduce gradually cylindric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236015.8U CN204497797U (en) | 2015-04-17 | 2015-04-17 | The intelligent vehicle-carried charger of a kind of double-H groove weld SB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236015.8U CN204497797U (en) | 2015-04-17 | 2015-04-17 | The intelligent vehicle-carried charger of a kind of double-H groove weld SB |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204497797U true CN204497797U (en) | 2015-07-22 |
Family
ID=53577083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520236015.8U Expired - Fee Related CN204497797U (en) | 2015-04-17 | 2015-04-17 | The intelligent vehicle-carried charger of a kind of double-H groove weld SB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204497797U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106452343A (en) * | 2016-07-29 | 2017-02-22 | 芜湖迈特电子科技有限公司 | Vehicle inverter with solar panel |
| CN106816933A (en) * | 2017-03-17 | 2017-06-09 | 珠海市微半导体有限公司 | The system processing unit and method of a kind of complicated charge protocol |
| WO2018040170A1 (en) * | 2016-08-31 | 2018-03-08 | 宇龙计算机通信科技(深圳)有限公司 | Charging method and apparatus |
-
2015
- 2015-04-17 CN CN201520236015.8U patent/CN204497797U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106452343A (en) * | 2016-07-29 | 2017-02-22 | 芜湖迈特电子科技有限公司 | Vehicle inverter with solar panel |
| WO2018040170A1 (en) * | 2016-08-31 | 2018-03-08 | 宇龙计算机通信科技(深圳)有限公司 | Charging method and apparatus |
| CN106816933A (en) * | 2017-03-17 | 2017-06-09 | 珠海市微半导体有限公司 | The system processing unit and method of a kind of complicated charge protocol |
| CN106816933B (en) * | 2017-03-17 | 2019-03-01 | 珠海市一微半导体有限公司 | A kind of the system processing unit and method of complexity charge protocol |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20170417 |