CN205539237U - Intelligent detector that can compatible quick charger - Google Patents
Intelligent detector that can compatible quick charger Download PDFInfo
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- CN205539237U CN205539237U CN201620074603.0U CN201620074603U CN205539237U CN 205539237 U CN205539237 U CN 205539237U CN 201620074603 U CN201620074603 U CN 201620074603U CN 205539237 U CN205539237 U CN 205539237U
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Abstract
The present case is an intelligent detector that can compatible quick charger, includes: in QC3.0 charger, QC2.0 charger or the PE+2.0 charger one kind, the public head of USB, its one end is connected do in QC3.0 charger, QC2.0 charger or the PE+2.0 charger one kind, the other end include the VBUS end, GND end, D+ end, D the end, the female seat of USB, its one end respectively with VBUS end, GND hold connection, other end connected load, little the control unit, its input is connected to through voltage sampling circuit respectively VBUS end, through overflow overvoltage crowbar and voltage stabilizing circuit is connected to VBUS end, its output are connected through QC3.0 or QC2.0 agreement control circuit respectively the D+ end, D end, its output are connected to the agreement load through PE+2.0 agreement control circuit simultaneously, the agreement load is connected to respectively VBUS end, GND end, voltage display circuit, its connection little the control unit's output, button control circuit, its connection little the control unit's input.
Description
Technical field
The utility model relates to quick charger field, particularly relates to the intelligent detecting instrument of a kind of compatible quick charger.
Background technology
Flying power is that the products such as smart mobile phone are at the big bottleneck of technology developing, in addition to expansion battery capacity, a kind of mode of quickening charging rate also Cheng Liao manufacturers " curve is saved the nation ".Although supporting that only high pass, Samsung and the Intel etc. of quick charge are very few at present, the Quick Charge rapid nitriding of manufacturer's high pass has had evolved to the third generation at present, by adding extra power management integrated circuit in the middle of valiant Godson sheet, this technology can significantly accelerate charging rate.
QC (Quick Charge) 1.0 issued in 2012, used 5V/2A charger, and charging rate is faster than traditional 5V/1A charger most 40%, was equivalent to the maximum charge power of 10W.The mobile phone possessing this technology includes Samsung Galaxy S3, LG Nexus 4, LG Optimus G and Sony Xperia T etc..Second generation QC3.0 is together issued along with valiant imperial 800 chips at the end of 2013, and its charger has been upgraded to support 5/9/12V voltage, compares tradition 5V charger speed and can promote most 75%, and the charging current of QC3.0 charger is adaptive；The technology of filling soon of main flow also includes PE+2.0 quick charger at present, and the magnitude of voltage of its output is that 3.6V, 3.8V, 4.0V, 4.2V, 4.4V, 4.6V, 4.8V, 5.0V, 7V, 9V, 12V self adaptation is adjustable；When advantage of this is that guarantee charging, voltage floats, and is difficult to heating.
But, along with Samsung, in succession there is security incident of charging in world-class mobile terminal production firm of many families such as apple, user is more and more higher for the requirement of charging safety, charger is as the most frequently used annex of mobile terminal, must be reliable and secure, especially for novel quick charger, it it is the technology of relative new, for QC3.0 charger, the test board of the performance indications monitoring of PE+2.0 quick charger is very the fewest, its charge condition cannot be carried out aging by so manufacturer for mobile phone even load equipment, the voltage that cannot monitor quick charger output in real time is the most normal, for substandard product, easily safety during charging is formed certain threat.
Utility model content
For overcoming the deficiencies in the prior art, the purpose of this utility model is to provide a kind of simple in construction, low-profile, can monitor charger output voltage values in real time, and makees the intelligent detecting instrument of the compatible quick charger of mistake instruction.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of intelligent detecting instrument of compatible quick charger, including:
One 1 in QC3.0 charger, QC2.0 charger or PE+2.0 charger；
USB male joint 3, its one end connects the one in described QC3.0 charger, QC2.0 charger or PE+2.0 charger, and the other end includes VBUS end, GND end, D+ end, D-end；
USB female seat 4, its one end is connected with described VBUS end, GND end respectively, and the other end connects load 2；
Micro-control unit; its input is connected to described VBUS end by voltage sampling circuit, is connected to described VBUS end by overcurrent-overvoltage protecting circuit and mu balanced circuit respectively; its output connects described D+ end by QC3.0 or QC2.0 protocol control circuitry respectively; D-end; its output is connected to protocol load by PE+2.0 protocol control circuitry simultaneously, and described protocol load is connected respectively to described VBUS end, GND end；
Voltage display circuit, it connects the output of described micro-control unit；
Key control circuit, it connects the input of described micro-control unit.
Preferably, the intelligent detecting instrument of described compatible quick charger, wherein, the output voltage of described QC2.0 charger is 5V, 9V or 12V, the output voltage of described QC3.0 charger be step-length be that the 3.6V-12V self adaptation of 0.2V is adjustable, the output voltage of described PE+2.0 charger is that 3.6V, 3.8V, 4.0V, 4.2V, 4.4V, 4.6V, 4.8V, 5.0V, 7V, 9V, 12V self adaptation is adjustable.
Preferably, the intelligent detecting instrument of described compatible quick charger, wherein, intelligent detecting instrument also includes left button 6 and the right button 7 being positioned at its surface, two buttons input with described key control circuit respectively is electrically connected with, and is used for switching described QC2.0 agreement, QC3.0 agreement, PE+2.0 agreement, and for regulating described QC2.0 charger, QC3.0 charger, the output voltage of PE+2.0 charger, wherein left button is voltage grading key, and right button is that voltage is incremented by key.
Preferably, the intelligent detecting instrument of described compatible quick charger, wherein, described micro-control unit is MC9S08PT16VTG.
Preferably, the intelligent detecting instrument of described compatible quick charger, wherein, described voltage display circuit includes the three Digital sum pipes 5 for showing voltage, for showing the most normal LED light 8 of voltage output.
Preferably, the intelligent detecting instrument of described compatible quick charger, wherein, voltage measurement scope 3.5V-15V of described intelligent detecting instrument, voltage measurement error is ± 0.05V in the range of.
Preferably, the intelligent detecting instrument of described compatible quick charger, wherein, the size of described intelligent detecting instrument part is 4.2cm x 3.5cm.
The beneficial effects of the utility model:
(1) mistake instruction is made for each voltage node；
(2) voltage measurement error ± 0.05V, error is less；
(3) provide load to access USB female seat, support to test the load capacity of tested charger；
(4) charger is directly used to export as power itself, it is not necessary to external power source；
(5) under simple button operation completes selected QC3.0 agreement, QC2.0 agreement or PE+2.0 agreement, and various charger protocol, charger exports the test of each shelves voltage, compatible good, and protocol switching is freely；
(6) appearance and size is small and exquisite, is designed as 4.2cm x 3.5cm, it is easy to carry use.
Accompanying drawing explanation
Fig. 1 is the internal circuit configuration schematic diagram of the intelligent detecting instrument of the compatible quick charger described in the utility model one embodiment；
Fig. 2 is the structural representation of the intelligent detecting instrument of the compatible quick charger described in the utility model one embodiment.
Wherein, the one in 1-QC3.0 charger, QC2.0 charger or PE+2.0 charger, 2-loads, 3-USB male, 4-USB female seat, 5-tri-Digital sum pipe, 6-left button, 7-right button, 8-LED indicator lamp.
Detailed description of the invention
Below in conjunction with the accompanying drawings the utility model is described in further detail, to make those skilled in the art can implement according to this with reference to specification word.
The intelligent detecting instrument of a kind of compatible quick charger, refers to accompanying drawing 1-2, including:
One 1 in QC3.0 charger, QC2.0 charger or PE+2.0 charger；
USB male joint 3, its one end connects the one in described QC3.0 charger, QC2.0 charger or PE+2.0 charger, and the other end includes VBUS end, GND end, D+ end, D-end；
USB female seat 4, its one end is connected with described VBUS end, GND end respectively, and the other end connects load 2；
Micro-control unit; its input is connected to described VBUS end by voltage sampling circuit, is connected to described VBUS end by overcurrent-overvoltage protecting circuit and mu balanced circuit respectively; its output connects described D+ end by QC3.0 or QC2.0 protocol control circuitry respectively; D-end; its output is connected to protocol load by PE+2.0 protocol control circuitry simultaneously, and described protocol load is connected respectively to described VBUS end, GND end；
Voltage display circuit, it connects the output of described micro-control unit；
Key control circuit, it connects the input of described micro-control unit.
Further, the output voltage of described QC2.0 charger is 5V, 9V or 12V, the output voltage of described QC3.0 charger be step-length be that the 3.6V-12V self adaptation of 0.2V is adjustable, the output voltage of described PE+2.0 charger is that 3.6V, 3.8V, 4.0V, 4.2V, 4.4V, 4.6V, 4.8V, 5.0V, 7V, 9V, 12V self adaptation is adjustable.
Further, intelligent detecting instrument also includes left button 6 and the right button 7 being positioned at its surface, two buttons input with described key control circuit respectively is electrically connected with, for switching described QC2.0 agreement, QC3.0 agreement, PE+2.0 agreement, and for regulating described QC2.0 charger, QC3.0 charger, the output voltage of PE+2.0 charger, wherein left button is voltage grading key, and right button is that voltage is incremented by key.
Further, described micro-control unit is MC9S08PT16VTG.
Further, described voltage display circuit includes the three Digital sum pipes 5 for showing voltage, for showing the most normal LED light 8 of voltage output.
Further, voltage measurement scope 3.5V-15V of described intelligent detecting instrument, voltage measurement error is ± 0.05V in the range of.
Further, the size of described intelligent detecting instrument part is 4.2cm x 3.5cm, and this size is the part removing USB male joint.Between different voltage gears during switching, when LED light shiny red, then it represents that detect that the output voltage of tested charger is abnormal, be judged to fault, when LED light bright green, it is judged to normal.
Although embodiment of the present utility model is disclosed as above, but it is not restricted in specification and embodiment listed utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, it is easily achieved other amendment, therefore, under the universal limited without departing substantially from claim and equivalency range, the utility model is not limited to specific details and shown here as the legend with description.
Claims (7)
1. the intelligent detecting instrument of a compatible quick charger, it is characterised in that including:
One (1) in QC3.0 charger, QC2.0 charger or PE+2.0 charger；
USB male joint (3), its one end connects the one in described QC3.0 charger, QC2.0 charger or PE+2.0 charger, and the other end includes VBUS end, GND end, D+ end, D-end；
USB female seat (4), its one end is connected with described VBUS end, GND end respectively, and the other end connects load (2)；
Micro-control unit; its input is connected to described VBUS end by voltage sampling circuit, is connected to described VBUS end by overcurrent-overvoltage protecting circuit and mu balanced circuit respectively; its output connects described D+ end by QC3.0 or QC2.0 protocol control circuitry respectively; D-end; its output is connected to protocol load by PE+2.0 protocol control circuitry simultaneously, and described protocol load is connected respectively to described VBUS end, GND end；
Voltage display circuit, it connects the output of described micro-control unit；
Key control circuit, it connects the input of described micro-control unit.
The intelligent detecting instrument of compatible quick charger the most as claimed in claim 1, it is characterized in that, the output voltage of described QC2.0 charger is 5V, 9V or 12V, the output voltage of described QC3.0 charger be step-length be that the 3.6V-12V self adaptation of 0.2V is adjustable, the output voltage of described PE+2.0 charger is that 3.6V, 3.8V, 4.0V, 4.2V, 4.4V, 4.6V, 4.8V, 5.0V, 7V, 9V, 12V self adaptation is adjustable.
The intelligent detecting instrument of compatible quick charger the most as claimed in claim 2, it is characterized in that, intelligent detecting instrument also includes left button (6) and the right button (7) being positioned at its surface, two buttons input with described key control circuit respectively is electrically connected with, for switching described QC2.0 agreement, QC3.0 agreement, PE+2.0 agreement, and for regulating described QC2.0 charger, QC3.0 charger, the output voltage of PE+2.0 charger, wherein left button is voltage grading key, and right button is that voltage is incremented by key.
The intelligent detecting instrument of compatible quick charger the most as claimed in claim 3, it is characterised in that described micro-control unit is MC9S08PT16VTG.
The intelligent detecting instrument of compatible quick charger the most as claimed in claim 4, it is characterised in that described voltage display circuit includes the three Digital sum pipes (5) for showing voltage, is used for showing the most normal LED light (8) of voltage output.
The intelligent detecting instrument of compatible quick charger the most as claimed in claim 5, it is characterised in that voltage measurement scope 3.5V-15V of described intelligent detecting instrument, voltage measurement error is ± 0.05V in the range of.
The intelligent detecting instrument of compatible quick charger the most as claimed in claim 6, it is characterised in that the size of described intelligent detecting instrument part is 4.2cm x 3.5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620074603.0U CN205539237U (en) | 2016-01-26 | 2016-01-26 | Intelligent detector that can compatible quick charger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620074603.0U CN205539237U (en) | 2016-01-26 | 2016-01-26 | Intelligent detector that can compatible quick charger |
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| CN205539237U true CN205539237U (en) | 2016-08-31 |
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| CN201620074603.0U Expired - Fee Related CN205539237U (en) | 2016-01-26 | 2016-01-26 | Intelligent detector that can compatible quick charger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105548773A (en) * | 2016-01-26 | 2016-05-04 | 江苏才易电子科技有限公司 | Intelligent detector compatible with quick charger and testing method thereof |
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2016
- 2016-01-26 CN CN201620074603.0U patent/CN205539237U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105548773A (en) * | 2016-01-26 | 2016-05-04 | 江苏才易电子科技有限公司 | Intelligent detector compatible with quick charger and testing method thereof |
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| Date | Code | Title | Description |
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| 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: 20160831 Termination date: 20200126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |