CN204349496U - Portable multi-voltage output mobile power supply - Google Patents
Portable multi-voltage output mobile power supply Download PDFInfo
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- CN204349496U CN204349496U CN201420828785.7U CN201420828785U CN204349496U CN 204349496 U CN204349496 U CN 204349496U CN 201420828785 U CN201420828785 U CN 201420828785U CN 204349496 U CN204349496 U CN 204349496U
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- management circuit
- power supply
- mobile power
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Abstract
The utility model discloses a kind of Portable multi-voltage output mobile power supply; comprise charge management circuit unit, battery protecting circuit unit, battery pack; switch control unit, at least exporting output voltage regulon and at least two output interface unit of two different voltages.The utility model can according to the different output voltage needs of different digital product, select corresponding voltage output end mouth to connect to come charging, achieve only to carry a portable power source and just can power to the object of multiple different digital product simultaneously.In addition, the utility model also has function of solar charging, when out of doors etc. lacking ac power supply around, can be charged by absorption solar energy to this portable power source, and then meets the demand that logarithmic code product carries out powering.
Description
Technical field
The utility model relates to portable power source technical field, particularly relates to a kind of Portable power source of exportable different voltage.
Background technology
Along with the progress of electronic technology, portable digital product becomes human work, commodity indispensable in life, digital product is in the market as mobile phone, panel computer, digital camera etc., due to the limited battery capacity that it is provided for oneself, in order to ensure the lasting supply of power supply when trip or outdoor activities, consumer can carry portable power source power supply in support usually, but most of portable power source only exports the output voltage of a fixed value on market, and the cell output voltage of different digital product is different under actual conditions, when digital product uses the unmatched portable power source of voltage to power, if portable power source voltage is lower, the charging rate of digital product can be caused very slow, battery is also difficult to be full of, if portable power source voltage is higher, battery and the internal circuit of meeting logarithmic code product bring larger damage, affect the useful life of digital product.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of Portable multi-voltage output mobile power supply, and can provide multiple different output voltage interface, the digital product different to multiple battery output voltage is powered.
In order to solve the problems of the technologies described above; embodiment of the present utility model provides a kind of Portable multi-voltage output mobile power supply; comprise charge management circuit unit; battery protecting circuit unit; battery pack; switch control unit, at least exporting output voltage regulon and at least two output interface unit of two different voltages.
Wherein, described charge management circuit unit is connected with described battery protecting circuit unit, and described battery protecting circuit unit is connected with described battery pack.Described switch control unit is connected with described battery protecting circuit unit.The input of described output voltage regulon is connected with described battery protecting circuit unit, and the output of described output voltage regulon is connected with described output interface unit.
Further, also comprise solar panel, described solar panel is connected with described charge management circuit unit.
Further, battery electric quantity indicating member is also comprised.
Further, described battery electric quantity indicating member comprises single-chip microcomputer, linear voltage regulator and LED display, and wherein, the input of described linear voltage regulator is connected with described switch control unit, and the output of described linear voltage regulator is connected with described single-chip microcomputer; Described single-chip microcomputer is connected with described battery protecting circuit; Described LED display is connected with described single-chip microcomputer.
Further, described output voltage regulon comprises boosting management circuit and step-down management circuit.
Further, described output voltage regulon comprises the first boosting management circuit and the second boosting management circuit.
Further, described output voltage regulon comprises the first step-down management circuit and the second step-down management circuit.
Further, also current-limiting circuit is provided with between described boosting management circuit and described output interface unit.
Portable multi-voltage output mobile power supply provided by the utility model, has following beneficial effect:
The first, owing to having at least two different voltage output end mouths, consumer can according to the different output voltage needs of different digital product, corresponding voltage output end mouth is selected to connect to come charging, achieve and only carry a portable power source and just can power to the object of multiple different digital product simultaneously, greatly facilitate consumer.
The second, owing to having function of solar charging, while economy, environmental protection, when can also solve activity out of doors, when lacking ac power supply around, portable power source and digital product do not have a difficult problem for electricity.
Three, have dump energy Presentation Function, can recognize the current remaining electricity of portable power source simply clearly, rational arrangement is done in the convenient use to portable power source, charging.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model Portable multi-voltage output mobile power supply.
Fig. 2 is the battery electric quantity indicating member electrical block diagram in the utility model Portable multi-voltage output mobile power supply.
Fig. 3 is another structural representation of the utility model embodiment Portable multi-voltage output mobile power supply.
Embodiment
Below in conjunction with the accompanying drawings and the specific embodiments, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In conjunction with see shown in Fig. 1-2, the utility model Portable multi-voltage output mobile power supply comprises: charge management circuit unit 1, battery protecting circuit unit 2, battery pack 3, switch control unit 4, at least exporting output voltage regulon 5 and at least two output interface unit 6 of two different voltages;
Wherein, charge management circuit unit 1 is connected with battery protecting circuit unit 2, and battery protecting circuit unit 2 is connected with battery pack 3.Switch control unit 4 is connected with battery protecting circuit unit 2.The input of output voltage regulon 5 is connected with battery protecting circuit unit 2, and the output of voltage regulation unit 5 is connected with output interface unit 6.
Further, also comprise solar panel 9, solar panel 9 is connected with charge management circuit unit 1, for battery pack 3 provides solar recharging.
Further, battery electric quantity indicating member 7 is also comprised.
Further, battery electric quantity indicating member 7 comprises single-chip microcomputer 72, linear voltage regulator 71 and LED display 73, wherein, the input of described linear voltage regulator 71 is connected with described switch control unit 4, and the output of described linear voltage regulator 71 is connected with described single-chip microcomputer 72; Described single-chip microcomputer 72 is connected with described battery protecting circuit 2; Described LED display 73 is connected with described single-chip microcomputer 72.
By described above, charge management circuit unit 1 is connected with solar panel 9, and solar panel 9 converts the solar energy received to electric energy, and the electric energy after conversion is stored in battery pack 3 after carrying out pressure regulation process by charge management circuit unit again.Adopt the mode of solar recharging, better can solve consumer to go out or in remote mountains, when there is disaster, when around lacking ac power supply, as long as there is light, just can be charged by solar panel, solution portable power source and digital product do not have a difficult problem for electricity.During concrete enforcement, Portable multi-voltage output mobile power supply in the utility model is also provided with vehicle-mounted charge interface and adaptor charge interface, these interfaces are also connected with charge management circuit unit 1, by these interface external power supplys, can charge too to battery pack 3.Under normal circumstances, charge management circuit in charge management circuit unit 1 adopts and the PWM decompression mode Charge Management integrated circuit of solar cell for supplying power can be used as rhythm CN3722 chip, as rhythm CN3722 chip has constant current and constant voltage charge pattern, be applicable to very much the charging of lithium battery.
Battery protecting circuit unit 2 mainly plays the function of overcharge, discharge prevention and short-circuit protection; usual use NSK chip S-8254; peripheral two groups amount to 6 high-power MOSs, accurately can ensure the current needs that the safe handling of battery pack 3 and large current charge discharge.Battery pack 3 uses three joints to be connected in series with the poly-lithium battery of magnitude of voltage with capacity with internal resistance, and the voltage of battery pack 3 is at+9V-12.6V.
Switch control unit 4 is used for controlling the power supply input of battery electric quantity indicating member 7 and serving as the operating switch of output voltage regulon 5, when the toggle switch of switch control unit 4 closes, on the one hand, battery electric quantity indicating member 7 and battery pack 3 circuit communication and start working, on the other hand, switch control unit 4 sends EN signal to output voltage regulon 5, output voltage regulon 5 starts to regulate changing voltage, then powers via the output interface unit 6 logarithmic code product connected thereon.When the toggle switch of switch control unit 4 disconnects, battery electric quantity indicating member 7 and battery pack 3 circuit disconnect and stop electricity display work, Simultaneous Switching control unit 4 stops sending EN signal, and output voltage regulon 5 is in closed condition, and battery pack 3 stops output of externally discharging.
Battery electric quantity indicating member 7 is for showing the current electric quantity of battery pack 3, during concrete enforcement, when the toggle switch of switch control unit 4 closes, the cell voltage that linear voltage regulator 71 obtains battery pack 3 to be provided is started working, convert the cell voltage of input to+5V voltage and be supplied to single-chip microcomputer 72, single-chip microcomputer 72 is started working after obtaining the input voltage of+5V that linear voltage regulator 71 provides operation, by being connected with battery protecting circuit 2, to the battery voltage sampling of battery pack 3, read corresponding magnitude of voltage, the current electric quantity of battery pack 3 is shown again by controlling LED display 73.
In conjunction with shown in Figure 3, further, described output voltage regulon 5 comprises boosting management circuit 51 and step-down management circuit 52.
Further, current-limiting circuit 8 is also provided with between described boosting management circuit 51 and described output interface unit 6.
In the present embodiment, output voltage regulon 5 comprises a boosting management circuit 51 and a step-down management circuit 52.Under normal circumstances, step-down management circuit 52 realizes reduction regulation function by using voltage-releasing voltage stabilizer IC, when ensureing energy conversion efficiency, cell voltage+9V-the 12.6V of battery pack 3 is converted to stable, lower the magnitude of voltage (+5V voltage as conventional), and then powered by the output interface unit 6 logarithmic code product be connected on step-down management circuit 52.Boosting management circuit 51 is by using the boosting IC of portable power source specialty, mate powerful MOS, Schottky diode and high performance electrochemical capacitor and realize regulatory function of boosting, when ensureing energy conversion efficiency, cell voltage+9V-the 12.6V of battery pack 3 is converted to stable, higher the magnitude of voltage (+19V voltage as conventional), between output interface unit 6, be also provided with current-limiting circuit 8 at boosting management circuit 51, the excessive current that current-limiting circuit 8 can prevent too high voltage from producing directly is connected on logarithmic code product on digital product and brings infringement.
In other are implemented, described output voltage regulon 5 comprises one first boosting management circuit and one second boosting management circuit, and the first boosting management circuit and the second boosting management circuit realize regulatory function of boosting respectively, export different magnitudes of voltage.(as the first boosting management circuit exports+19V voltage, the second boosting management circuit exports+27V voltage).
In other are implemented, described output voltage regulon 5 comprises a first step-down management circuit and a second step-down management circuit, and the first step-down management circuit and the second step-down management circuit realize reduction regulation function respectively, export different magnitudes of voltage.(as the first step-down management circuit exports+2V voltage, the second step-down management circuit exports+5V voltage).
Above disclosedly be only the utility model preferred embodiment, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (8)
1. a Portable multi-voltage output mobile power supply, is characterized in that, comprises charge management circuit unit, battery protecting circuit unit, battery pack, switch control unit, at least exporting output voltage regulon and at least two output interface unit of two different voltages;
Wherein, described charge management circuit unit is connected with described battery protecting circuit unit, and described battery protecting circuit unit is connected with described battery pack; Described switch control unit is connected with described battery protecting circuit unit; The input of described output voltage regulon is connected with described battery protecting circuit unit, and the output of described output voltage regulon is connected with described output interface unit.
2. Portable multi-voltage output mobile power supply as claimed in claim 1, it is characterized in that, also comprise solar panel, described solar panel is connected with described charge management circuit unit.
3. Portable multi-voltage output mobile power supply as claimed in claim 1, is characterized in that, also comprise battery electric quantity indicating member.
4. Portable multi-voltage output mobile power supply as claimed in claim 3, it is characterized in that, described battery electric quantity indicating member comprises single-chip microcomputer, linear voltage regulator and LED display, wherein, the input of described linear voltage regulator is connected with described switch control unit, and the output of described linear voltage regulator is connected with described single-chip microcomputer; Described single-chip microcomputer is connected with described battery protecting circuit; Described LED display is connected with described single-chip microcomputer.
5. Portable multi-voltage output mobile power supply as claimed in claim 1, is characterized in that, described output voltage regulon comprises boosting management circuit and step-down management circuit.
6. Portable multi-voltage output mobile power supply as claimed in claim 1, is characterized in that, described output voltage regulon comprises the first boosting management circuit and the second boosting management circuit.
7. Portable multi-voltage output mobile power supply as claimed in claim 1, it is characterized in that, described output voltage regulon comprises the first step-down management circuit and the second step-down management circuit.
8. the Portable multi-voltage output mobile power supply as described in claim 5 or 6, is characterized in that, is also provided with current-limiting circuit between described boosting management circuit and described output interface unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420828785.7U CN204349496U (en) | 2014-12-24 | 2014-12-24 | Portable multi-voltage output mobile power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420828785.7U CN204349496U (en) | 2014-12-24 | 2014-12-24 | Portable multi-voltage output mobile power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204349496U true CN204349496U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420828785.7U Expired - Fee Related CN204349496U (en) | 2014-12-24 | 2014-12-24 | Portable multi-voltage output mobile power supply |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140995A (en) * | 2015-09-02 | 2015-12-09 | 刘云腾 | Safe and reliable portable power source |
| CN105262198A (en) * | 2015-11-13 | 2016-01-20 | 蚌埠市舒杨电子科技有限公司 | Multifunctional mobile power supply |
| CN108054910A (en) * | 2018-01-10 | 2018-05-18 | 四川阵风科技有限公司 | For electric installation |
| CN109301902A (en) * | 2018-10-24 | 2019-02-01 | 广州市易纬电子有限公司 | A kind of intrinsic safety type DC power supply apparatus suitable for wearing |
| CN111884286A (en) * | 2020-07-21 | 2020-11-03 | 宁波公牛数码科技有限公司 | Power supply control circuit and power supply device |
| CN114825562A (en) * | 2022-06-27 | 2022-07-29 | 宁德新能源科技有限公司 | Power module and power consumption device |
-
2014
- 2014-12-24 CN CN201420828785.7U patent/CN204349496U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140995A (en) * | 2015-09-02 | 2015-12-09 | 刘云腾 | Safe and reliable portable power source |
| CN105262198A (en) * | 2015-11-13 | 2016-01-20 | 蚌埠市舒杨电子科技有限公司 | Multifunctional mobile power supply |
| CN108054910A (en) * | 2018-01-10 | 2018-05-18 | 四川阵风科技有限公司 | For electric installation |
| CN109301902A (en) * | 2018-10-24 | 2019-02-01 | 广州市易纬电子有限公司 | A kind of intrinsic safety type DC power supply apparatus suitable for wearing |
| CN111884286A (en) * | 2020-07-21 | 2020-11-03 | 宁波公牛数码科技有限公司 | Power supply control circuit and power supply device |
| CN114825562A (en) * | 2022-06-27 | 2022-07-29 | 宁德新能源科技有限公司 | Power module and power consumption device |
| CN114825562B (en) * | 2022-06-27 | 2022-11-25 | 宁德新能源科技有限公司 | Power module and power utilization device |
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20161224 |