CN103414228A - Electric vehicle charger with USB function - Google Patents
Electric vehicle charger with USB function Download PDFInfo
- Publication number
- CN103414228A CN103414228A CN2013103618637A CN201310361863A CN103414228A CN 103414228 A CN103414228 A CN 103414228A CN 2013103618637 A CN2013103618637 A CN 2013103618637A CN 201310361863 A CN201310361863 A CN 201310361863A CN 103414228 A CN103414228 A CN 103414228A
- Authority
- CN
- China
- Prior art keywords
- usb
- resistance
- circuit
- output port
- pin
- 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.)
- Pending
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses an electric vehicle charger with the USB function. According to the electric vehicle charger, under the emergency condition that electric supply does not exist outdoors or indoor power failure occurs, a USB emergency-meeting power source is provided for people through an electric vehicle storage battery, and the active demands of the people are met. The electric vehicle charger comprises an alternating current input end, a power-switching circuit, a detection control unit and a charger output port. The alternating current input end is connected with the charger output port through the power-switching circuit. The detection control unit is connected with the power-switching circuit. The electric vehicle charger is characterized in that the charger output port is further connected with the USB input end, a USB circuit is connected to the USB input end, and the output port of the USB circuit is a USB interface. The electric vehicle charger with the USB function has the advantages of being intelligent, various in purpose, powerful in function and convenient to use.
Description
Technical field
The present invention relates to a kind of band USB functional electric car charger, when charger connects civil power or while connecting storage battery, all can be the USB power supply.
Background technology
Current mobile communication instrument has entered huge numbers of families, and novel intelligent mobile phone charge port all adopts USB interface, other digital products also most of USB interface that adopts charges, the USB charging inlet has become indispensable complementary conditions in people's life, especially outdoor without situations such as civil power or indoor power failures under, guarantee that other digital product power supply such as mobile phone becomes the most urgent demand of people.
Summary of the invention
Problem to be solved by this invention is without civil power or indoor power failure etc. in emergency circumstances by electromobile battery, to provide the USB emergency power supply for people outdoor, meets people's active demand.
For achieving the above object, the technical solution used in the present invention is:
A kind of band USB functional electric car charger, comprise ac input end, power-switching circuit, detection control unit and charging output port, ac input end is connected with the charger output port by power-switching circuit, detection control unit is connected with power-switching circuit, it is characterized in that: described charger output port also is connected with the USB input, the USB input is connected with the USB circuit, and the output port of USB circuit is USB interface;
In described USB circuit, the positive pole of diode D3 is connected with 1 pin of integrated circuit U6 and the collector electrode of triode Q11, between 1 pin of integrated circuit U6 and 8 pin, be connected with resistance R 5,2 pin of integrated circuit U6 are by capacitor C 7 ground connection, 7 pin of integrated circuit U6 are connected with the base stage of triode Q11 by resistance R 8, resistance R 9 is connected between the base stage and emitter of triode Q11, and the emitter of triode Q11 is connected with diode D10 negative electrode and inductance L 12, the plus earth of diode D10.
Wherein, described inductance L 12 is connected with resistance R 13, resistance R 13 with resistance R 15, connect after ground connection, being connected in series to hold of 5 pin of integrated circuit U6 and resistance R 13 and resistance R 15 is connected, and between inductance L 12 and ground, also is connected with capacitor C 14.
Wherein, the model of described integrated circuit U6 is SX3600.
The invention has the advantages that charger intelligence is multiplex, powerful, the convenient use.
The accompanying drawing explanation
Fig. 1 is operation principle block diagram of the present invention.
Fig. 2 is the electrical schematic diagram of the embodiment of the present invention.
Embodiment
Problem to be solved by this invention is without civil power or indoor power failure etc. in emergency circumstances by electromobile battery, to provide the USB emergency power supply for people outdoor, meets people's active demand.
The scheme that the present invention solves the problems of the technologies described above is as follows.
A kind of band USB functional electric car charger, comprise ac input end, power-switching circuit, detection control unit and charging output port, ac input end is connected with the charger output port by power-switching circuit, detection control unit is connected with power-switching circuit, the charger output port also is connected with the USB input, the USB input is connected with the USB circuit, and the output port of USB circuit is USB interface.
In described USB circuit, adopted DC TO DC switch power technology, mainly comprised integrated circuit U6 and its peripheral circuit, the model of integrated circuit U6 is SX3600.
In circuit, the positive pole of diode D3 is connected with 1 pin of integrated circuit U6 and the collector electrode of triode Q11, is connected with resistance R 5 between 1 pin of integrated circuit U6 and 8 pin, and 1 pin of integrated circuit U6 is also by capacitor C 4 ground connection.2 pin of integrated circuit U6 are by capacitor C 7 ground connection.7 pin of integrated circuit U6 are connected with the base stage of triode Q11 by resistance R 8, and resistance R 9 is connected between the base stage and emitter of triode Q11, and the emitter of triode Q11 is connected with diode D10 negative electrode and inductance L 12.The direct ground connection of 4 pin of integrated circuit U6.
Wherein, described inductance L 12 is connected with resistance R 13, resistance R 13 with resistance R 15, connect after ground connection, being connected in series to hold of 5 pin of integrated circuit U6 and resistance R 13 and resistance R 15 is connected, and between inductance L 12 and ground, also is connected with capacitor C 14.
The present invention is when having civil power, and the charging output can be storage battery and USB power supply simultaneously; During without civil power, storage battery also can be powered for USB.
Resistance R 13 ground connection of connecting with resistance R 15, the series connection end is connected with 5 pin of integrated circuit U1, for chip provides the USB output voltage feedback signal.USB circuit working principle is, the integrated circuit U6 that plays control action adjusts the PWM pulsewidth of its 7 pin outputs according to the feedback signal of 5 pin, and triode Q11 is subjected to 7 its on off states of pin signal controlling of integrated circuit U6.During triode Q11 conducting, capacitor C 4 is powered to inductance L 12 and capacitor C 14 by triode Q11; During triode Q11 cut-off, inductance L 12 is powered to C14 by diode D10 afterflow.
In circuit, B16 represents storage battery.Capacitor C 1 and diode D2 are the charger output port circuit.
Social benefit of the present invention and meaning, in the situation that outdoor without civil power or indoor power failure, we propose a kind of electric car charger with the USB function for people.It utilizes electromobile battery to provide the USB emergency power supply for basis.It can be both that electromobile battery charges having under the condition of civil power, can be again people without civil power in emergency circumstances, use storage battery to provide power supply to ensure as mobile phone or other digital product, multi-functional use, facilitate people's work and life, had good social benefit and practical value.
Claims (3)
1. be with USB functional electric car charger for one kind, comprise ac input end, power-switching circuit, detection control unit and charging output port, ac input end is connected with the charger output port by power-switching circuit, detection control unit is connected with power-switching circuit, it is characterized in that: described charger output port also is connected with the USB input, the USB input is connected with the USB circuit, and the output port of USB circuit is USB interface;
In described USB circuit, the positive pole of diode D3 is connected with 1 pin of integrated circuit U6 and the collector electrode of triode Q11, between 1 pin of integrated circuit U6 and 8 pin, be connected with resistance R 5,2 pin of integrated circuit U6 are by capacitor C 7 ground connection, 7 pin of integrated circuit U6 are connected with the base stage of triode Q11 by resistance R 8, resistance R 9 is connected between the base stage and emitter of triode Q11, and the emitter of triode Q11 is connected with diode D10 negative electrode and inductance L 12, the plus earth of diode D10.
2. band USB functional electric car charger according to claim 1, it is characterized in that: described inductance L 12 is connected with resistance R 13, resistance R 13 with resistance R 15, connect after ground connection, 5 pin of integrated circuit U6 are connected with the end that is connected in series of resistance R 13 and resistance R 15, between inductance L 12 and ground, also are connected with capacitor C 14.
3. band USB functional electric car charger according to claim 1, it is characterized in that: the model of described integrated circuit U6 is SX3600.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103618637A CN103414228A (en) | 2013-08-20 | 2013-08-20 | Electric vehicle charger with USB function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103618637A CN103414228A (en) | 2013-08-20 | 2013-08-20 | Electric vehicle charger with USB function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103414228A true CN103414228A (en) | 2013-11-27 |
Family
ID=49607220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103618637A Pending CN103414228A (en) | 2013-08-20 | 2013-08-20 | Electric vehicle charger with USB function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103414228A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201689379U (en) * | 2010-04-28 | 2010-12-29 | 谭志明 | USB-interface power supply device |
| CN201726174U (en) * | 2010-07-21 | 2011-01-26 | 覃俊华 | Vehicle-mounted charger of motorcycle or electric vehicle 12/24V mobile phone battery |
| JP2012143039A (en) * | 2010-12-28 | 2012-07-26 | Denso Wave Inc | Charging device for portable terminal |
| CN203406650U (en) * | 2013-08-20 | 2014-01-22 | 山东润峰电子科技有限公司 | Electric vehicle charger with USB function |
-
2013
- 2013-08-20 CN CN2013103618637A patent/CN103414228A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201689379U (en) * | 2010-04-28 | 2010-12-29 | 谭志明 | USB-interface power supply device |
| CN201726174U (en) * | 2010-07-21 | 2011-01-26 | 覃俊华 | Vehicle-mounted charger of motorcycle or electric vehicle 12/24V mobile phone battery |
| JP2012143039A (en) * | 2010-12-28 | 2012-07-26 | Denso Wave Inc | Charging device for portable terminal |
| CN203406650U (en) * | 2013-08-20 | 2014-01-22 | 山东润峰电子科技有限公司 | Electric vehicle charger with USB function |
Non-Patent Citations (1)
| Title |
|---|
| 深圳市硕芯科技有限公司: "48V电池供电系统降压型开关电源芯片", 《48V电池供电系统降压型开关电源芯片》, 31 December 2010 (2010-12-31), pages 1 - 3 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203872416U (en) | Intelligent illuminating emergency lamp | |
| CN103269105B (en) | Certainly the control multivoltage output system of stand-by power supply | |
| CN102904329B (en) | Electric power management circuit | |
| CN203278376U (en) | Self-controlled multi-voltage output system of stand-by power supply | |
| CN203406650U (en) | Electric vehicle charger with USB function | |
| CN205178601U (en) | Storage battery charging power | |
| CN105207331A (en) | Mobile terminal charging circuit and mobile terminal | |
| CN204304500U (en) | A kind of two-way exports charger | |
| CN204376441U (en) | The non-polar charging device of a kind of DC charging electrode | |
| CN203774808U (en) | Circuit for mobile power source | |
| CN103414228A (en) | Electric vehicle charger with USB function | |
| CN203589772U (en) | Double-USB charging circuit and charger | |
| CN203398843U (en) | M-BUS bus equipment based auxiliary power supply | |
| CN102931704B (en) | Solar energy and piezoelectricity power generation complementary charger | |
| CN2865971Y (en) | Electric welder energy-saving controller | |
| CN104852426A (en) | Solar-based smart watch charging base | |
| CN201947028U (en) | Solar mobile phone charger | |
| CN204886286U (en) | No quiescent power dissipation charger | |
| CN204304779U (en) | The bidirectional DC voltage converter of ups system | |
| CN203674976U (en) | Large power DC-DC power switching circuit used for battery car | |
| CN203707842U (en) | Emergent special multifunctional mobile power supply dormancy circuit | |
| CN202957637U (en) | Emergency mobile power supply for handsets | |
| CN103855771B (en) | A kind of portable type solar energy charger for mobile phone | |
| CN203434847U (en) | Switching power supply with charging function | |
| CN203119508U (en) | Solar mobile phone charger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131127 |