CN204424970U - With circuit, adaptive device and portable power source that portable power source fills power supply to little load - Google Patents
With circuit, adaptive device and portable power source that portable power source fills power supply to little load Download PDFInfo
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- CN204424970U CN204424970U CN201520091155.0U CN201520091155U CN204424970U CN 204424970 U CN204424970 U CN 204424970U CN 201520091155 U CN201520091155 U CN 201520091155U CN 204424970 U CN204424970 U CN 204424970U
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- power source
- portable power
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Abstract
The utility model relates to a kind of portable power source to little load charging or the circuit of powering, adaptive device and portable power source, described circuit comprises little load, the charging of described little load or power supply circuits, portable power source and a pulse load circuit, described little load is connected with its charging or power supply circuits formation first branch road, described pulse load circuit and described first branch circuit parallel connection, described pulse load circuit has the adjusting device for regulating self pulse parameter.Described adaptive device is made up of pulse load circuit, and described pulse load circuit has the adjusting device for regulating self pulse parameter.The portable power source that the utility model provides comprises charge storage unit, output and ground end and described adaptive device, and the pulse load circuit of this adaptive device is connected across between described output and ground end.Various different little load charging or power supply can be given with portable power source by the utility model circuit or adaptive device, effectively extend the application of portable power source.
Description
Technical field
The utility model relates to portable power source, more particularly, relates to a kind of portable power source to the circuit of little load charging or power supply, adaptive device and the portable power source being configured with this adaptive device.
Background technology
Along with popularizing of the mobile digital electronic products such as smart mobile phone, panel computer, digital code player, and the develop rapidly of its application program, portable power source (being commonly called as charger baby) has become these mobile devices requisite " companion ".Portable power source is mainly used in mobile electronic device charging or power supply, and in order to overcome the defect of its function singleness, people have made various improvement to portable power source, such as: add illumination functions, add sparking function etc.
Noise cancelling headphone a kind ofly can be offset the ambient noise importing ear into and then improve the earphone of tonequality.Active noise reduction earphone needs powered battery.Because often kind of portable power source has a minimum electric discharge to maintain electric current, such as 80mA, when discharging current is less than minimum electric discharge maintenance electric current, portable power source stops exporting automatically.This mobile device of picture noise cancelling headphone, the charging current of its electricity consumption electric current and battery is all less than the minimum electric discharge maintenance electric current of portable power source, therefore cannot with portable power source to its charging or power supply.
Utility model content
The purpose of this utility model is to provide a kind of portable power source to little load charging or the circuit of powering, adaptive device and portable power source, cannot to little load (as active noise cancelling headphone etc.) charging or the technical problem of powering to solve existing portable power source.
Little load general reference charging current described in the utility model is less than the minimum electric discharge of portable power source and maintains the battery of electric current or electricity consumption electric current is less than the power device that the minimum electric discharge of portable power source maintains electric current.
Concrete technical scheme of the present utility model is as follows:
The circuit of little load charging or power supply given by a kind of portable power source, this circuit comprises little load, the charging of described little load or power supply circuits and portable power source, described little load is connected with its charging or power supply circuits formation first branch road, also comprise a pulse load circuit, described pulse load circuit and described first branch circuit parallel connection, described pulse load circuit has the adjusting device for regulating self pulse parameter.
Give in the circuit of little load charging or power supply with portable power source above-mentioned, preferably, described adjusting device is automatic regulating equipment, this automatic regulating equipment comprise for portable power source discharging current of sampling sampling unit, for differentiate according to sampled value discharging current and described minimum electric discharge maintain size of current relation comparing unit and for according to comparative result by the control unit regulating the automatic regulating impulse parameter of step-length.
Give in the circuit of little load charging or power supply with portable power source above-mentioned, preferably, described automatic regulating equipment is pulse duty factor automatic regulating equipment and/or pulse current automatic regulating equipment.
Give in the circuit of little load charging or power supply with portable power source above-mentioned, preferably, described adjusting device is pulse duty factor manual regulating device and/or pulse current manual regulating device.
The utility model additionally provides a kind of adaptive device charging for portable power source to little load or power, and described adaptive device is made up of pulse load circuit, and described pulse load circuit has the adjusting device for regulating self pulse parameter.
Above-mentioned for portable power source in the adaptive device of little load charging or power supply, preferably, described adjusting device is automatic regulating equipment, this automatic regulating equipment comprise for portable power source discharging current of sampling sampling unit, for differentiate according to sampled value discharging current and described minimum electric discharge maintain size of current relation comparing unit and for according to comparative result by the control unit regulating the automatic regulating impulse parameter of step-length.
Above-mentioned for portable power source in the adaptive device of little load charging or power supply, preferably, described automatic regulating equipment is pulse duty factor automatic regulating equipment and/or pulse current automatic regulating equipment.
Above-mentioned for portable power source in the adaptive device of little load charging or power supply, preferably, described adjusting device is adjustable resistance.
Above-mentioned for portable power source in the adaptive device of little load charging or power supply, preferably, described pulse load circuit comprises triode Q1, the base stage connection control chip U1 of triode Q1 and the first adjustable resistance R4, the collector electrode of triode Q1 or emitter are connected the second adjustable resistance R7, first adjustable resistance R4 is used for regulating impulse duty ratio, and the second adjustable resistance R7 is used for regulating impulse electric current.
Above-mentioned adaptive device can be a kind of self-contained unit, also can be integrated in portable power source.
The utility model additionally provides a kind of portable power source, this portable power source comprises charge storage unit, output and ground end, this portable power source further comprises the adaptive device described in above-mentioned any one, and the pulse load circuit of this adaptive device is connected across between described output and ground end.
Various different little load charging or power supply can be given with portable power source by the utility model circuit or adaptive device, effectively extend the application of portable power source.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the utility model portable power source charges to little load or powers;
Fig. 2 is the circuit diagram of some embodiments.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.These more detailed descriptions are intended to help and understand the utility model, and should not be used to limit the utility model.Content disclosed in the utility model, it will be understood by those skilled in the art that and some or all these specific detail can not be needed to implement the utility model.And in other cases, in order to avoid utility model is created desalination, do not describe well-known circuit, method, operating process etc. in detail.
With reference to Fig. 1, in the utility model, comprise to the circuit of little load charging or power supply with portable power source: little load 10, the charging of little load 10 or power supply circuits 20, pulse load circuit 40, and portable power source 50, described little load 10 is connected with its charging or power supply circuits 20 formation first branch road 30, described pulse load circuit 40 is in parallel with described first branch road 30, and described pulse load circuit 40 has the adjusting device for regulating self pulse parameter.During use, regulated the pulse parameter of described pulse load circuit 40 by adjusting device, make the discharging current of portable power source 50 be more than or equal to its minimum electric discharge and maintain electric current, thus make portable power source 50 charge to little load 10 or to power.Here pulse parameter can be pulse duty factor, also can be pulse current, can also be pulse point sky ratio and two kinds, pulse current, etc.
By the adjustment of the pulse parameter of paired pulses load circuit 40, portable power source 50 can be matched from different load (comprising different little loads), thus portable power source 50 to more load charging or can be powered.
Described adjusting device can be automatic regulating equipment, also can be manual regulating device, can also be the combination of the two.Described automatic regulating equipment can be pulse duty factor automatic regulating equipment, also can be pulse current automatic regulating equipment, can also be the combination of the two.Similarly, manual regulating device also can be pulse duty factor manual regulating device, pulse current manual regulating device or the combination of the two.Certainly, also both can be equipped with automatic regulating equipment, be equipped with manual regulating device again.In certain embodiments, automatic regulating equipment comprise for portable power source discharging current of sampling sampling unit, for differentiate according to sampled value discharging current and described minimum electric discharge maintain size of current relation comparing unit and for according to comparative result by the control unit regulating the automatic regulating impulse parameter of step-length.And manual regulating device can realize with adjustable resistance.
When adopting manual adjustments, manually regulate above-mentioned manual regulating device continuously, until portable power source 50 can continue power to little load 10 or charge.When adopting automatic regulative mode, self-regulating process comprises: the discharging current (i.e. output current) of sampling portable power source 50, compares; When discharging current maintains electric current lower than its minimum electric discharge, by pulse duty factor and/or the pulse current of the step-length regulating impulse load circuit 40 of setting; Repeat above-mentioned sampling, compare and regulating step, till the discharging current of portable power source 50 is more than or equal to its minimum electric discharge maintenance electric current (namely portable power source 50 can continue power to little load 10 or charge).
The circuit diagram of some embodiments has been shown in Fig. 2.With reference to Fig. 2, in this embodiment, little load 10 is battery BT1, and the charging circuit 20 of battery BT1 is made up of chip U2, resistance R1, resistance R3, resistance R5, electric capacity C2 and diode D2, little load 10 and charging circuit 20 first branch road 30 in series.Pulse load circuit 40 comprises triode Q1, the base stage connection control chip U1 of triode Q1 and the first adjustable resistance R4, the emitter of triode Q1 is connected the second adjustable resistance R7, first adjustable resistance R4 is as duty ratio manual regulating device, for regulating impulse duty ratio, second adjustable resistance R7 as electric current manual regulating device, for regulating impulse electric current.Be connected between the output VCC of portable power source and ground end GND after pulse load circuit 40 and the first branch road 30 parallel connection.
According to above-mentioned principle and circuit, a kind of adaptive device can being made with pulse load circuit 40, for mating little load and portable power source, enabling portable power source to little load charging or power supply.Specifically, this adaptive device is made up of pulse load circuit 40, and pulse load circuit 40 has the adjusting device for regulating self pulse parameter.Here adjusting device can be above-mentioned duty ratio manual regulating device, electric current manual regulating device or both, also can be automatic regulating equipment, certainly, also both can be equipped with automatic regulating equipment, and be equipped with manual regulating device again.
Above-mentioned adaptive device can be a kind of self-contained unit, with portable power source with the use of.Also can be integrated in portable power source, forming one can either to the charging of mobile devices such as mobile phone, panel computer or power supply, the portable power source that can charge to little loads such as noise cancelling headphones or power again.Concrete integration mode is connected across by pulse load circuit between the output of portable power source and ground end.
Claims (10)
1. the circuit of little load charging or power supply is given with portable power source, comprise little load (10), the charging of described little load or power supply circuits (20), and portable power source (50), described little load (10) is connected with its charging or power supply circuits (20) formation first branch road (30), described little load is that charging current is less than the minimum electric discharge of described portable power source and maintains the battery of electric current or electricity consumption electric current is less than the power device that the minimum electric discharge of described portable power source maintains electric current, it is characterized in that: also comprise a pulse load circuit (40), described pulse load circuit is in parallel with described first branch road (30), described pulse load circuit has the adjusting device for regulating self pulse parameter.
2. the circuit of little load charging or power supply given by portable power source according to claim 1, it is characterized in that: described adjusting device is automatic regulating equipment, this automatic regulating equipment comprise for portable power source discharging current of sampling sampling unit, for differentiate according to sampled value discharging current and described minimum electric discharge maintain size of current relation comparing unit and for according to comparative result by the control unit regulating the automatic regulating impulse parameter of step-length.
3. the circuit of little load charging or power supply given by portable power source according to claim 2, it is characterized in that: described automatic regulating equipment is pulse duty factor automatic regulating equipment and/or pulse current automatic regulating equipment.
4. the circuit of little load charging or power supply given by portable power source according to claim 1, it is characterized in that: described adjusting device is pulse duty factor manual regulating device and/or pulse current manual regulating device.
5. the adaptive device charging for portable power source to little load or power, described little load is that charging current is less than the minimum electric discharge of portable power source and maintains the battery of electric current or electricity consumption electric current is less than the power device that the minimum electric discharge of portable power source maintains electric current, it is characterized in that: described adaptive device is made up of pulse load circuit (40), described pulse load circuit has the adjusting device for regulating self pulse parameter.
6. the adaptive device charging for portable power source to little load or power according to claim 5, it is characterized in that: described adjusting device is automatic regulating equipment, this automatic regulating equipment comprise for portable power source discharging current of sampling sampling unit, for differentiate according to sampled value discharging current and described minimum electric discharge maintain size of current relation comparing unit and for according to comparative result by the control unit regulating the automatic regulating impulse parameter of step-length.
7. the adaptive device charging for portable power source to little load or power according to claim 6, is characterized in that: described automatic regulating equipment is pulse duty factor automatic regulating equipment and/or pulse current automatic regulating equipment.
8. the adaptive device charging for portable power source to little load or power according to claim 5, is characterized in that: described adjusting device is adjustable resistance.
9. the adaptive device charging for portable power source to little load or power according to claim 5, it is characterized in that: described pulse load circuit comprises triode Q1, the base stage connection control chip U1 of triode Q1 and the first adjustable resistance R4, the collector electrode of triode Q1 or emitter are connected the second adjustable resistance R7, first adjustable resistance R4 is used for regulating impulse duty ratio, and the second adjustable resistance R7 is used for regulating impulse electric current.
10. a portable power source, comprise charge storage unit, output and ground end, it is characterized in that: this portable power source also comprises the adaptive device in claim 5 to 9 described in any one, the pulse load circuit of this adaptive device is connected across between described output and ground end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520091155.0U CN204424970U (en) | 2015-02-09 | 2015-02-09 | With circuit, adaptive device and portable power source that portable power source fills power supply to little load |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520091155.0U CN204424970U (en) | 2015-02-09 | 2015-02-09 | With circuit, adaptive device and portable power source that portable power source fills power supply to little load |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204424970U true CN204424970U (en) | 2015-06-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520091155.0U Withdrawn - After Issue CN204424970U (en) | 2015-02-09 | 2015-02-09 | With circuit, adaptive device and portable power source that portable power source fills power supply to little load |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204424970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104716707A (en) * | 2015-02-09 | 2015-06-17 | 深圳航天金悦通科技有限公司 | Method for charging and supplying electricity to small load through portable power source, adapter and portable power source |
-
2015
- 2015-02-09 CN CN201520091155.0U patent/CN204424970U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104716707A (en) * | 2015-02-09 | 2015-06-17 | 深圳航天金悦通科技有限公司 | Method for charging and supplying electricity to small load through portable power source, adapter and portable power source |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150624 Effective date of abandoning: 20161019 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |