CN103701165B - A kind of method activating portable power source and device - Google Patents
A kind of method activating portable power source and device Download PDFInfo
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- CN103701165B CN103701165B CN201310675970.7A CN201310675970A CN103701165B CN 103701165 B CN103701165 B CN 103701165B CN 201310675970 A CN201310675970 A CN 201310675970A CN 103701165 B CN103701165 B CN 103701165B
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Abstract
The present invention relates to field of power supplies, be a kind of method activating portable power source and device.When in portable power source, circuit between DC/DC module and battery protecting circuit disconnects, whether the switch that master controller detects in automatic active circuit is pressed；If so, in automatic active circuit, generate electric current, the circuit between conducting DC/DC module and battery protection；During circuit turn-on between DC/DC module and battery protection; master controller controls DC/DC module start output according to remained capacity electric circuit inspection to load level height; the change in voltage of the resistance terminal of load is carried out AD collection according to the output of DC/DC module by load current detection circuit; master controller is according to the electric current of voltage AD signal computational load received, and sends and be shown to display screen.The present invention only needs reset switch just can activate portable power source, according to the size adjustment battery of load current, load continuous is exported, and demonstrates the current value of load.
Description
Technical field
The present invention relates to field of power supplies, definite, it is a kind of method activating portable power source and device.
Background technology
Raising along with the development of the consumer electronics industry and people's living standard, increasing mobile product emerges in large numbers therewith, become people's social entertainment indispensable instrument of work, that does not even exaggerate says that these mobile products have penetrated into the every aspect of our life and work etc., their appearance brings more convenient and enjoyment, but ambulatory handheld electronic product is powered and is mostly that battery is powered, and present stage is subject to the capacity affecting battery of technology and cost can only maintain the use of equipment short time, so portable power source just arises at the historic moment.
We are through the substantial amounts of market survey information in conjunction with client feedback; being the discovery that on market existing portable power source product has a very serious drawback; it is exactly that people are when carrying portable power source trip; if imprudence uses (charging load is excessive or short-circuit) to cause portable power source self-shield; dispatch from foreign news agency (adapter) charging just can only be used to activate; otherwise cannot be continuing with; so originally the portable power source that can bring convenience has become burden on the contrary, it is also possible to can because the loss of stroke cause the user cannot be had influence on to charging of mobile devices.
Summary of the invention
The technical problem to be solved is to provide a kind of portable power source, it is therefore intended that when not by additional power source, itself exits power protecting circuit automatically by on-off control, thus activating portable power source operating.
This invention address that the technical scheme of above-mentioned technical problem, a kind of method activating portable power source, including:
When in portable power source, circuit between DC/DC module and battery protecting circuit disconnects, whether the switch that master controller detects in automatic active circuit is pressed；
If so, in described automatic active circuit, generate electric current, turn on the circuit between described DC/DC module and battery protection；
During circuit turn-on between described DC/DC module and battery protection; master controller controls DC/DC module start output according to remained capacity electric circuit inspection to load level height; the change in voltage of the resistance terminal of load is carried out AD collection according to the output of DC/DC module by load current detection circuit; described master controller is according to the electric current of voltage AD signal computational load received, and sends and be shown to display screen.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described when in portable power source, circuit between DC/DC module and battery protection disconnects before, including:
Applied load is discharged by described main controller controls battery, and described electronic protection circuit detects whether described battery discharges exception, if not; then master controller continues to control battery discharge; if it is, master controller forbids that battery externally discharges, the circuit between DC/DC module and battery protection is made to disconnect.
Further; described automatic active circuit comprises at least one diode, at least one electric capacity, at least one resistance, at least one switch, at least one battery protection ic; the switch detected in automatic active circuit when master controller is pressed; there is moment short circuit according to moment battery cathode after described switch conduction and whole Circuits System negative pole in described master controller; utilize the characteristic that diode unilateal conduction and electric capacity can not suddenly change; realize activated batteries protection IC, thus the circuit activated between DC/DC module and battery protecting circuit.
Further, described master controller is according to the electric current of voltage AD signal computational load received, and sends and be shown to display screen, and details are as follows:
During circuit turn-on between described DC/DC module and battery protection; master controller has detected that load is inserted; remained capacity circuit sends the signal of telecommunication to master controller according to the height of load level; described main control controls DC/DC module according to the height of load level and starts output; the resistance of load is carried out real-time AD collection according to the output receiving DC/DC module by load current detection circuit; and collection AD signal is sent to master controller; described master controller is according to the size of current gathered needed for AD signal computational load, and size of current transmission is shown to display screen.
The another object of the embodiment of the present invention is in that to provide a kind of portable power source activated; it includes battery protecting circuit, master controller, DC/DC module, battery;, automatic active circuit, load current detection circuit, remained capacity circuit, load, display screen, it is characterised in that
The input of battery protecting circuit connects automatic active circuit and battery respectively, and described battery protecting circuit is for detecting whether battery exists electric discharge extremely to additional load；
The outfan of described battery protecting circuit connects DC/DC module; the input of described DC/DC module is connected master controller and load current detection circuit respectively with outfan, and described DC/DC module is for providing voltage according to the discharge signal received to load current detection circuit；
Described load current detection circuit connects remained capacity circuit, the resistance that described load current detection circuit receives in the voltage against load of DC/DC module output for base area carries out real-time AD collection, and through remained capacity circuit, collection AD signal is sent to master controller；
The two ends of described remained capacity circuit respectively connected load and master controller, and described remained capacity circuit is used for the height according to load level and the signal of telecommunication of generation is sent to master controller and provides voltage to access source to load；
Described master controller is connected to display screen, and described master controller is used for controlling DC/DC module discharge voltage and calculating and receives load current, and is sent to display screen and shows.
Further, described automatic active circuit includes at least one diode, at least one electric capacity, at least one resistance, at least one switch, at least one battery protection ic, described automatic active circuit respectively with battery protecting circuit, battery and master controller are connected, described battery is connected with described master controller by the switch in described automatic active circuit, described battery protecting circuit is connected with described master controller by described automatic active circuit, described automatic active circuit protects the circuit in IC conducting between DC/DC module and battery protecting circuit for activated batteries.
Further, described portable power source also includes:
Described master controller is connected to charge management module, and the outfan of described charge management module is connected to battery by battery protecting circuit, described charge management module its for battery being charged according to receiving master controller signal；
Described battery protecting circuit is connected with charge management module at input; described battery protecting circuit is connected with DC/DC module at outfan, and it is for being that the signal of charge management module then carries out electric energy storage or receives DC/DC module by signal and discharge to applied load according to receiving；
The input of described display screen is connected to master controller, and it sends load current size for showing according to the master controller received；
Described load is connected to remained capacity circuit, and it is for receiving battery discharge and the height to the remained capacity level of circuit offer own.
Further, described DC/DC module is including at least an agitator and copped wave module, described remained capacity circuit is made up of at least one metal-oxide-semiconductor, at least one resistance, at least one electric capacity, described load current detection circuit is made up of at least one resistance, described display circuit is LED or LCD material composition, and described load is the one of at least any mobile terminal.
The invention has the beneficial effects as follows: in circuit structure, increased an automatic active circuit newly; make battery and the circuit rear class system that overcome battery protection ic that improper use in traditional portable power source (voltage is excessive or electric current is excessive) causes and metal-oxide-semiconductor are off; needing the situation that outer end charging activates, the present invention only needs reset switch just can activate portable power source.And newly-increased current detection circuit, exports load continuous according to the size adjustment battery of load current, and demonstrates the current value of this load and remaining capacitance.
Accompanying drawing explanation
Fig. 1 is the method flow diagram of invention activation portable power source；
Fig. 2 is the schematic construction frame diagram of portable power source of the present invention；
Fig. 3 is the automatic active circuit frame diagram of portable power source of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, principles of the invention and feature being described, example is served only for explaining the present invention, is not intended to limit the scope of the present invention.
As it is shown in figure 1, be the method flow diagram of invention activation portable power source.Details are as follows:
When in portable power source, circuit between DC/DC module and battery protecting circuit disconnects, whether the switch that master controller detects in automatic active circuit is pressed；
If so, in described automatic active circuit, generate electric current, turn on the circuit between described DC/DC module and battery protection；
During circuit turn-on between described DC/DC module and battery protection; master controller controls DC/DC module start output according to remained capacity electric circuit inspection to load level height; the change in voltage of the resistance terminal of load is carried out AD collection according to the output of DC/DC module by load current detection circuit; described master controller is according to the electric current of voltage AD signal computational load received, and sends and be shown to display screen.
In this example, described when in portable power source, circuit between DC/DC module and battery protection disconnects before, including:
Applied load is discharged by described main controller controls battery, and described electronic protection circuit detects whether described battery discharges exception, if not; then master controller continues to control battery discharge; if it is, master controller forbids that battery externally discharges, the circuit between DC/DC module and battery protection is made to disconnect.
Further; described automatic active circuit comprises at least one diode, at least one electric capacity, at least one resistance, at least one switch, at least one battery protection ic; the switch detected in automatic active circuit when master controller is pressed; there is moment short circuit according to moment battery cathode after described switch conduction and whole Circuits System negative pole in described master controller; utilize the characteristic that diode unilateal conduction and electric capacity can not be broken through; realize activated batteries protection IC, thus the circuit turned between DC/DC module and battery protecting circuit.
Further, described master controller is according to the electric current of voltage AD signal computational load received, and sends and be shown to display screen, and details are as follows:
During circuit turn-on between described DC/DC module and battery protection; master controller has detected that load is inserted; remained capacity circuit sends the signal of telecommunication to master controller according to the height of load level; described main control controls DC/DC module according to the height of load level and starts output; the resistance of load is carried out real-time AD collection according to the output receiving DC/DC module by load current detection circuit; and collection AD signal is sent to master controller; described master controller is according to the size of current gathered needed for AD signal computational load, and size of current transmission is shown to display screen.
As in figure 2 it is shown, the schematic construction frame diagram of portable power source of the present invention, details are as follows:
It includes battery protecting circuit, master controller, DC/DC module, battery, automatic active circuit, load current detection circuit, remained capacity circuit, load, display screen, it is characterised in that
The input of battery protecting circuit connects automatic active circuit and battery respectively, and described battery protecting circuit is for detecting whether battery exists electric discharge extremely to additional load；
In this example; described battery protecting circuit detects that electric discharge is abnormal; wherein electric discharge abnormal include voltage, electric current, excessive and too small; then send associated electrical signals to master controller; DC/DC module is controlled by described master controller according to the signal of telecommunication received, and sends electrical signal and forbids that discharge signal is to described DC/DC module.
The outfan of described battery protecting circuit connects DC/DC module; the input of described DC/DC module is connected master controller and load current detection circuit respectively with outfan, and described DC/DC module is for providing voltage according to the discharge signal received to load current detection circuit；
In this example, the described preferred dual pathways of DC/DC module, the voltage of battery is mainly boosted and blood pressure lowering by DC/DC module, when the load voltage accessed is too low and too high, as long as meeting the 5-16V scope of DC/DC module.
Described load current detection circuit connects remained capacity circuit, the resistance that described load current detection circuit receives in the voltage against load of DC/DC module output for base area carries out real-time AD collection, and through remained capacity circuit, collection AD signal is sent to master controller；
In this example, described load current detection circuit is typically in the resistance of one little resistance of one end series connection of resistance, electric current by flowing through the resistance two ends of load and sampling in series circuit is equal, take the voltage at resistance two ends, as long as taking the voltage at resistance two ends it may determine that load current size.
The two ends of described remained capacity circuit respectively connected load and master controller, and described remained capacity circuit is used for the height according to load level and the signal of telecommunication of generation is sent to master controller and provides voltage to access source to load；
In this example, described remained capacity circuit, for the identification of circuit, is first sampling, and by connecting, small resistor (being usually 0.1) changes into voltage electric current, then amplifies voltage again and is sent to master controller.
Described master controller is connected to display screen, and described master controller is used for controlling DC/DC module discharge voltage and calculating and receives load current, and is sent to display screen and shows.
In this example, the preferred MCU controller type of described main control, MCU controller, on storage organization with bus structures, is more conducive to the AD voltage signal of load resistance is calculated.
Further, described automatic active circuit includes at least one diode, at least one electric capacity, at least one resistance, at least one switch, at least one battery protection ic, described automatic active circuit respectively with battery protecting circuit, battery and master controller are connected, described battery is connected with described master controller by the switch in described automatic active circuit, described battery protecting circuit is connected with described master controller by described automatic active circuit, described automatic active circuit protects the circuit in IC conducting between DC/DC module and battery protecting circuit for activated batteries.
Described portable power source also includes:
Described master controller is connected to charge management module, and the outfan of described charge management module is connected to battery by battery protecting circuit, described charge management module its for battery being charged according to receiving master controller signal；
Described battery respectively connected charge management module and DC/DC module at input and outfan, and it is for being that the signal of charge management module then carries out electric energy storage or receives DC/DC module by signal and discharge to applied load according to receiving；
The input of described display screen is connected to master controller, and it sends load current size for showing according to the master controller received；
Described load is connected to remained capacity circuit, and it is for receiving battery discharge and the height to the remained capacity level of circuit offer own.
Further, described DC/DC module is including at least an agitator and copped wave module, described remained capacity circuit is made up of at least one metal-oxide-semiconductor, at least one resistance, at least one electric capacity, described load current detection circuit is made up of at least one resistance, described display circuit is LED or LCD material composition, and described load is the one of at least any mobile terminal.
In this example, described load is the one of at least any mobile terminal, and wherein, mobile terminal includes MP3, MP4, PSP, mobile phone, panel computer, camera, intelligent glasses, intelligent watch, Intelligent wrister etc..
As it is shown on figure 3, be the automatic active circuit frame diagram of portable power source of the present invention, details are as follows:
Described automatic active circuit includes at least one metal-oxide-semiconductor, at least one electric capacity, at least one inductance, at least one switch; described automatic active circuit is connected with battery protecting circuit, battery and master controller respectively; described battery is connected with described master controller by the switch in described automatic active circuit, and described battery protecting circuit is connected with described master controller by described automatic active circuit.
In this example; preferably; described diode; conducting only needs voltage; not needing electric current, after switch closes, there is moment short circuit in moment battery cathode and whole Circuits System negative pole, utilize the characteristic that diode unilateal conduction and electric capacity can not be broken through; activated batteries protection IC, thus the circuit turned between DC/DC module and battery protecting circuit.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (7)
1. a portable power source, it includes battery protecting circuit, master controller, DC/DC module, battery, automatic active circuit, load current detection circuit, remained capacity circuit, load, display screen, it is characterised in that
The input of battery protecting circuit connects automatic active circuit and battery respectively, and described battery protecting circuit is used for detecting whether battery exists electric discharge extremely to load；
The outfan of described battery protecting circuit connects DC/DC module; the input of described DC/DC module is connected with master controller; the outfan of described DC/DC module is connected with load current detection circuit, and described DC/DC module is for providing voltage according to the discharge signal received to load current detection circuit；
Described load current detection circuit connects remained capacity circuit, described load current detection circuit carries out real-time AD collection for the resistance in the voltage against load according to the DC/DC module output received, and through remained capacity circuit, collection AD signal is sent to master controller；
One end of described remained capacity circuit is connected to load, the other end of described remained capacity circuit is connected with master controller, and described remained capacity circuit is used for the height according to load level and the signal of telecommunication of generation is sent to master controller and provides voltage to access source to load；
Described master controller is connected to display screen, and described master controller is for controlling DC/DC module discharge voltage and calculating the load current that receives, and is sent to display screen and shows；
Described automatic active circuit includes at least one diode, at least one electric capacity, at least one resistance, at least one switch, at least one battery protection ic; described automatic active circuit is connected with battery protecting circuit, battery and master controller respectively; described battery is connected with described master controller by the switch in described automatic active circuit; described battery protecting circuit is connected with described master controller by described automatic active circuit, and described automatic active circuit is for activated batteries protection IC and turns on the circuit between DC/DC module and battery protecting circuit.
2. a kind of portable power source according to claim 1, it is characterised in that described portable power source also includes:
Described master controller is connected to charge management module, and the outfan of described charge management module is connected to battery by battery protecting circuit, and described charge management module is for being charged battery according to the master controller signal received；
Described battery protecting circuit is connected with charge management module at input; described battery protecting circuit is connected with DC/DC module at outfan, and it is for being that the signal of charge management module then carries out electric energy storage or receives DC/DC module by signal to load discharge according to receiving；
The input of described display screen is connected to master controller, and it is for showing according to the load current size that the master controller received sends；
Described load is connected to remained capacity circuit, and it is for receiving battery discharge and the height to the remained capacity level of circuit offer own.
3. according to the arbitrary described a kind of portable power source of claim 1 or 2, it is characterized in that, described DC/DC module includes at least an agitator and a copped wave module, described remained capacity circuit is made up of at least one metal-oxide-semiconductor, at least one resistance, at least one electric capacity, described load current detection circuit is made up of at least one resistance, described display screen is LED or LCD material composition, and described load is the one of at least any mobile terminal.
4. the method activating portable power source, uses the portable power source described in claim 1, it is characterised in that including:
When in portable power source, circuit between DC/DC module and battery protecting circuit disconnects, whether the switch that master controller detects in automatic active circuit is pressed；
If so, in described automatic active circuit, generate electric current, turn on the circuit between described DC/DC module and battery protecting circuit；
During circuit turn-on between described DC/DC module and battery protecting circuit; master controller controls DC/DC module start output according to remained capacity electric circuit inspection to load level height; the change in voltage of the resistance terminal of load is carried out AD collection according to the output of DC/DC module by load current detection circuit; described master controller is according to the electric current of voltage AD signal computational load received, and sends and be shown to display screen.
5. a kind of method activating portable power source according to claim 4, it is characterised in that before when circuit between DC/DC module and battery protecting circuit disconnects in portable power source, including:
Described main controller controls battery is to load discharge, and described battery protecting circuit detects whether described battery discharges exception, if not; then master controller continues to control battery discharge; if it is, master controller forbids that battery externally discharges, the circuit between DC/DC module and battery protecting circuit is made to disconnect.
6. a kind of method activating portable power source according to claim 4, it is characterised in that generating electric current in described automatic active circuit, the circuit turned between described DC/DC module and battery protecting circuit includes:
Described automatic active circuit comprises at least one diode, at least one electric capacity, at least one resistance, at least one switch, at least one battery protection ic；The switch detected in automatic active circuit when master controller is pressed; there is moment short circuit according to moment battery cathode after described switch conduction and whole Circuits System negative pole in described master controller; utilize the characteristic that diode unilateal conduction and electric capacity can not suddenly change; activated batteries protection IC, thus the circuit turned between DC/DC module and battery protecting circuit.
7. a kind of method activating portable power source according to claim 4, it is characterised in that described master controller is according to the electric current of voltage AD signal computational load received, and sends and be shown to display screen, and details are as follows:
During circuit turn-on between described DC/DC module and battery protecting circuit, master controller has detected that load is inserted, remained capacity circuit sends the signal of telecommunication to master controller according to the height of load level, described master controller controls DC/DC module according to the height of load level and starts output, the change in voltage of the resistance terminal of load is carried out real-time AD collection according to the output receiving DC/DC module by load current detection circuit, and collection AD signal is sent to master controller, described master controller is according to the size of current gathered needed for AD signal computational load, and size of current transmission is shown to display screen.
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| CN201310675970.7A CN103701165B (en) | 2013-12-11 | 2013-12-11 | A kind of method activating portable power source and device |
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| CN201310675970.7A CN103701165B (en) | 2013-12-11 | 2013-12-11 | A kind of method activating portable power source and device |
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| CN103701165A CN103701165A (en) | 2014-04-02 |
| CN103701165B true CN103701165B (en) | 2016-06-29 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106655431B (en) * | 2016-12-21 | 2023-05-12 | 江西佰仕通电子科技有限公司 | Automatic current regulation charger circuit |
| CN108685175B (en) * | 2017-04-10 | 2020-08-25 | 常州市派腾电子技术服务有限公司 | Atomization circuit, atomization device and atomization circuit control method |
| CN208506536U (en) * | 2018-03-28 | 2019-02-15 | 深圳市道通智能航空技术有限公司 | Voltameter activation system and electronic equipment |
| CN208188613U (en) * | 2018-03-29 | 2018-12-04 | 深圳市道通智能航空技术有限公司 | For reducing the power supply system and electronic equipment of power consumption |
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