CN205544364U - Charging circuit with many input voltage - Google Patents
Charging circuit with many input voltage Download PDFInfo
- Publication number
- CN205544364U CN205544364U CN201620054635.4U CN201620054635U CN205544364U CN 205544364 U CN205544364 U CN 205544364U CN 201620054635 U CN201620054635 U CN 201620054635U CN 205544364 U CN205544364 U CN 205544364U
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- CN
- China
- Prior art keywords
- circuit
- relay
- voltage
- voltage conversion
- conversion circuit
- 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.)
- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a charging circuit with many input voltage, wherein charge plug connected external power source, control circuit be used for to microprocessor fails the entry control signal, microprocessor accepts control signal exports relay control signal extremely first relay or second relay, first relay or second relay are accepted the switch -on between charging plug and a voltage conversion circuit or the 2nd voltage conversion circuit is accomplished in relay control signal and actuation, a voltage conversion circuit or the 2nd voltage conversion circuit turn into the voltage of charging plug input the DC voltage of fixed value to export through output circuit. The utility model provides a charging circuit with many input voltage is applicable to the voltage input of different specifications through selecting different voltage conversion circuit to accomplish the conversion to different input voltage.
Description
Technical field
This utility model relates to electronic terminal charge technical field, and a kind of have multi input voltage
Charging circuit.
Background technology
The input of the charging circuit that the charger that prior art provides is used can only be the voltage of a kind of specification
Value, and for travelling merchants user, often go abroad, the voltage standard that country variant uses is different, so
Result in the unmatched situation of charger.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of charging circuit with multi input voltage,
It includes
Charging plug, control circuit, microprocessor, the first relay, the second relay, the first voltage conversion electricity
Road, the second voltage conversion circuit, output circuit, described charging plug respectively with described first relay,
Two relays connect, described first relay, the second relay respectively with described first voltage conversion circuit,
Second voltage conversion circuit connect, described first voltage conversion circuit, the second voltage conversion circuit respectively with institute
State output circuit to connect；
Described charging plug connects external power source, and described control circuit is for controlling to the input of described microprocessor
Signal, described microprocessor accepts described control signal and output relay controls signal to described first relay
Device or the second relay, described first relay or the second relay accept described relay control signal and inhale
Close, complete the connection between charging plug and the first voltage conversion circuit or the second voltage conversion circuit, described
The photovoltaic conversion that charging plug is inputted by the first voltage conversion circuit or the second voltage conversion circuit is fixed value
DC voltage, and exported by output circuit.
It is preferred that described charging plug can be inserted into two kinds of different voltage input levels.
It is preferred that described first voltage conversion circuit, the second voltage conversion circuit are respectively transformator.
It is preferred that described microprocessor is single-chip microcomputer.
It is preferred that described control circuit produces different command signals by button, and send to described micro-place
Reason device.
It is preferred that described output circuit includes USB delivery outlet.
This utility model has the advantages that
The charging circuit with multi input voltage that this utility model provides is by selecting different voltage conversion electricity
Road completes the conversion to different input voltages, it is adaptable to the voltage input of different size.
Certainly, implement arbitrary product of the present utility model to it is not absolutely required to reach all the above simultaneously
Advantage.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, institute embodiment will be described below
The accompanying drawing used is needed to be briefly described, it should be apparent that, the accompanying drawing in describing below is only this practicality
Some novel embodiments, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The charging circuit composition structure chart with multi input voltage that Fig. 1 provides for this utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical side in this utility model embodiment
Case is clearly and completely described, it is clear that described embodiment is only that this utility model part is real
Execute example rather than whole embodiments.Based on the embodiment in this utility model, ordinary skill people
All other embodiments that member is obtained under not making creative work premise, broadly fall into this utility model
The scope of protection.
This utility model embodiment provides a kind of charging circuit with multi input voltage, and it includes that charging is inserted
1, control circuit 2, microprocessor the 3, first relay the 4, second relay the 5, first voltage conversion electricity
Road the 6, second voltage conversion circuit 7, output circuit 8, charging plug 1 respectively with the first relay 4,
Two relays 5 connect, first relay the 4, second relay 5 respectively with the first voltage conversion circuit 6,
Two voltage conversion circuits 7 connect, first voltage conversion circuit the 6, second voltage conversion circuit 7 respectively with output
Circuit 8 connects；
Charging plug 1 connects external power source, and control circuit 2 is used for inputting control signal to microprocessor 3,
Microprocessor 3 accepts described control signal and output relay controls signal to the first relay 4 or the second and continues
Electrical equipment 5, the first relay 4 or the second relay 5 accept described relay control signal adhesive, complete to fill
Connection between plug 1 and the first voltage conversion circuit 6 or the second voltage conversion circuit 7, the first voltage
The direct current that photovoltaic conversion is fixed value that charging plug is inputted by change-over circuit 6 or the second voltage conversion circuit 7
Voltage, and exported by output circuit 8.
Charging plug 1 can be inserted into two kinds of different voltage input levels.First voltage conversion circuit the 6, second voltage turns
Change circuit 7 and be respectively transformator.Microprocessor 3 is single-chip microcomputer；Control circuit 2 produces difference by button
Command signal, and send to microprocessor 3；Output circuit 8 includes USB delivery outlet.
The charging circuit with multi input voltage that this utility model provides is by selecting different voltage conversion electricity
Road completes the conversion to different input voltages, it is adaptable to the voltage input of different size.
This utility model preferred embodiment disclosed above is only intended to help to illustrate this utility model.The most real
Execute example and do not have all of details of detailed descriptionthe, be also not intended to the specific embodiment party that this utility model is only described
Formula.Obviously, according to the content of this specification, can make many modifications and variations.This specification is chosen and has
Body describes these embodiments, is to preferably explain principle of the present utility model and actual application, so that
Skilled artisan can be best understood by and utilize this utility model.This utility model is only by right
Claim and four corner thereof and the restriction of equivalent.
Claims (6)
1. a charging circuit with multi input voltage, it is characterised in that include
Charging plug, control circuit, microprocessor, the first relay, the second relay, the first voltage conversion
Circuit, the second voltage conversion circuit, output circuit, described charging plug respectively with described first relay,
Second relay connect, described first relay, the second relay respectively with described first voltage conversion circuit,
Second voltage conversion circuit connect, described first voltage conversion circuit, the second voltage conversion circuit respectively with institute
State output circuit to connect；
Described charging plug connects external power source, and described control circuit is for controlling to the input of described microprocessor
Signal, described microprocessor accepts described control signal and output relay controls signal to described first relay
Device or the second relay, described first relay or the second relay accept described relay control signal and inhale
Close, complete the connection between charging plug and the first voltage conversion circuit or the second voltage conversion circuit, described
The photovoltaic conversion that charging plug is inputted by the first voltage conversion circuit or the second voltage conversion circuit is fixed value
DC voltage, and exported by output circuit.
There is the charging circuit of multi input voltage the most as claimed in claim 1, it is characterised in that described in fill
Plug can be inserted into two kinds of different voltage input levels.
There is the charging circuit of multi input voltage the most as claimed in claim 1, it is characterised in that described
One voltage conversion circuit, the second voltage conversion circuit are respectively transformator.
There is the charging circuit of multi input voltage the most as claimed in claim 1, it is characterised in that described micro-
Processor is single-chip microcomputer.
There is the charging circuit of multi input voltage the most as claimed in claim 1, it is characterised in that described control
Circuit processed produces different command signals by button, and sends to described microprocessor.
There is the charging circuit of multi input voltage the most as claimed in claim 1, it is characterised in that described defeated
Go out circuit and include USB delivery outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620054635.4U CN205544364U (en) | 2016-01-20 | 2016-01-20 | Charging circuit with many input voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620054635.4U CN205544364U (en) | 2016-01-20 | 2016-01-20 | Charging circuit with many input voltage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205544364U true CN205544364U (en) | 2016-08-31 |
Family
ID=56766633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620054635.4U Expired - Fee Related CN205544364U (en) | 2016-01-20 | 2016-01-20 | Charging circuit with many input voltage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205544364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106787046A (en) * | 2016-12-30 | 2017-05-31 | 马鞍山佳鼎通信科技有限公司 | A kind of charging system with input translation function |
-
2016
- 2016-01-20 CN CN201620054635.4U patent/CN205544364U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106787046A (en) * | 2016-12-30 | 2017-05-31 | 马鞍山佳鼎通信科技有限公司 | A kind of charging system with input translation function |
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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: 20160831 Termination date: 20180120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |