CN204858645U - A fill circuit structure soon for portable power source - Google Patents
A fill circuit structure soon for portable power source Download PDFInfo
- Publication number
- CN204858645U CN204858645U CN201520547439.6U CN201520547439U CN204858645U CN 204858645 U CN204858645 U CN 204858645U CN 201520547439 U CN201520547439 U CN 201520547439U CN 204858645 U CN204858645 U CN 204858645U
- Authority
- CN
- China
- Prior art keywords
- control switch
- circuit
- charging
- discharge
- power source
- 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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Abstract
The utility model provides a fill circuit structure soon for portable power source, including interface and interface, lithium cell module and the power manager of discharging of charging, its characterized in that, it has a step -down charging circuit to charge with inserting between interface and the lithium cell module, it has the discharge circuit that steps up to discharge between interface and the lithium cell module to insert, wherein, be provided with the energy storage inductor between reduction voltage circuit and lithium cell module, and step -down charging circuit and a discharge circuit sharing control switch and the 2nd control switch of stepping up have concatenated the 3rd control switch on the discharge circuit that just steps up for closed control switch of power manager and the 2nd control switch during charge mode accomplish via step -down charging circuit and charge, and during discharge mode a closed control switch, the 2nd control switch, the 3rd control switch accomplishes circuit output via the discharge circuit that steps up. The utility model has the advantages of the practicality is strong, can the quick charge -discharge of better realization etc. The technique.
Description
[technical field]
The utility model relates to the charging circuit of portable power source, particularly relate to a kind of can the portable power source circuit structure of fast charging and discharging.
[background technology]
Along with the rise of nowadays portable electric appts, portable power source is more and more favored; Portable power source common in the market adopts input voltage to be 5V substantially, for the movement of capacity at several thousand to several ten thousand milliamperes, charges complete more than at least 10 hours, when promptly using, and very inconvenience.Therefore, prior art existing defects, is further improved.
[utility model content]
Goal of the invention:
This practicality provides a kind of charging quickly line structure for portable power source, utilizes portable power source circuit structure unique design, adopts boosting and decompression principle, under the prerequisite keeping whole circuit stable, greatly improves portable power source charging rate.
Technical scheme:
The utility model provides a kind of charging quickly line structure for portable power source, comprise charging inlet and electric discharge interface, lithium electricity module and power supervisor, it is characterized in that, have access to a step-down charging circuit between described charging inlet and lithium electricity module, between described electric discharge interface and lithium electricity module, have access to a step-up discharge circuit; Wherein, energy-storage reactor is provided with between step-down charging circuit and lithium electricity module; And, step-down charging circuit and step-up discharge circuit share the first control switch and the second control switch, and step-up discharge circuit is serially connected with the 3rd control switch, for closed first control switch of power supervisor during charge mode and the second control switch, complete charging via step-down charging circuit; And closing the first control switch, the second control switch during discharge mode, the 3rd control switch, exports via step-up discharge circuit completing circuit.
Preferably, described power supervisor has a charging detection module and load accesses detection module.
Preferably, described electric discharge interface output voltage is 5V.
Preferably, a battery protecting circuit is also serially connected with between described lithium electricity module and the 3rd control switch.
Beneficial effect:
This practicality provides a kind of charging quickly line structure for portable power source, utilizes portable power source circuit structure unique design, adopts boosting and decompression principle, under the prerequisite keeping whole circuit stable, greatly improves portable power source charging rate.
[accompanying drawing explanation]
Fig. 1 the utility model electrical block diagram:
[embodiment]
The utility model provides a kind of charging quickly line structure for portable power source, comprise charging inlet 100 and electric discharge interface 200, lithium electricity module 300 and power supervisor 400, have access to a step-down charging circuit between described charging inlet 100 and lithium electricity module 300, between described electric discharge interface 200 and lithium electricity module 300, have access to a step-up discharge circuit; Wherein, energy-storage reactor 500 is provided with between step-down charging circuit and lithium electricity module; And, step-down charging circuit and step-up discharge circuit share the first control switch 610 and the second control switch 620, and step-up discharge circuit is serially connected with the 3rd control switch 630, for closed first control switch 610 and the second control switch 620 of power supervisor during charge mode, complete charging via step-down charging circuit; And closed first control switch 610, second control switch the 620, three control switch 630 during discharge mode, export via step-up discharge circuit completing circuit.
Preferably, described power supervisor has a charging detection module and load accesses detection module.
Preferably, described electric discharge interface output voltage is 5V.
Preferably, a battery protecting circuit 700 is also serially connected with between described lithium electricity module and the 3rd control switch.
This practicality provides a kind of charging quickly line structure for portable power source, utilizes portable power source circuit structure unique design, adopts boosting and decompression principle, under the prerequisite keeping whole circuit stable, greatly improves portable power source charging rate.
As known by the technical knowledge, the present invention can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Within the scope of the present invention all or be all included in the invention being equal to the change in scope of the present invention.
Claims (4)
1. the charging quickly line structure for portable power source, comprise charging inlet and electric discharge interface, lithium electricity module and power supervisor, it is characterized in that, have access to a step-down charging circuit between described charging inlet and lithium electricity module, between described electric discharge interface and lithium electricity module, have access to a step-up discharge circuit; Wherein, energy-storage reactor is provided with between step-down charging circuit and lithium electricity module; And, step-down charging circuit and step-up discharge circuit share the first control switch and the second control switch, and step-up discharge circuit is serially connected with the 3rd control switch, for closed first control switch of power supervisor during charge mode and the second control switch, complete charging via step-down charging circuit; And closing the first control switch, the second control switch during discharge mode, the 3rd control switch, exports via step-up discharge circuit completing circuit.
2. a kind of charging quickly line structure for portable power source according to claim 1, is characterized in that: described power supervisor has a charging detection module and load accesses detection module.
3. a kind of charging quickly line structure for portable power source according to claim 1, is characterized in that: described electric discharge interface output voltage is 5V.
4. a kind of charging quickly line structure for portable power source according to claim 1, is characterized in that: be also serially connected with a battery protecting circuit between described lithium electricity module and the 3rd control switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520547439.6U CN204858645U (en) | 2015-07-24 | 2015-07-24 | A fill circuit structure soon for portable power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520547439.6U CN204858645U (en) | 2015-07-24 | 2015-07-24 | A fill circuit structure soon for portable power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204858645U true CN204858645U (en) | 2015-12-09 |
Family
ID=54749159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520547439.6U Expired - Fee Related CN204858645U (en) | 2015-07-24 | 2015-07-24 | A fill circuit structure soon for portable power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204858645U (en) |
-
2015
- 2015-07-24 CN CN201520547439.6U patent/CN204858645U/en not_active Expired - Fee Related
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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: 20151209 Termination date: 20190724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |