CN108964206A - A kind of charging system - Google Patents
A kind of charging system Download PDFInfo
- Publication number
- CN108964206A CN108964206A CN201810951030.9A CN201810951030A CN108964206A CN 108964206 A CN108964206 A CN 108964206A CN 201810951030 A CN201810951030 A CN 201810951030A CN 108964206 A CN108964206 A CN 108964206A
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- CN
- China
- Prior art keywords
- input circuit
- controller
- circuit
- control switch
- input
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of charging systems, solve the problems, such as that charge circuit longtime running is easy to appear over-current phenomenon avoidance and shortens the working life, its key points of the technical solution are that, if controller detects charge port connection external power supply and charges to battery, controller circuits sequentially conducting input circuit；And controller control every output loop on off operating mode it is consistent with corresponding input circuit, a kind of charging system of the invention, the charge circuit of battery is made of multichannel, when the external external power supply of charge port, it can be charged to battery by the charge circuit, during the charging process, there is a channel to be held on always, to guarantee that battery can charge normal, avoid influencing charge efficiency；Meanwhile controller at regular intervals switches over the channel in charge circuit, and multiple channels are connected in turn, avoids single channel long-play, to prevent charge circuit from overcurrent even short circuit phenomenon occur, while extending the service life of charge circuit.
Description
Technical field
The present invention relates to a kind of charging systems.
Background technique
Currently, popularizing with electronic product, people also more pay attention to safely the charging of electronic product.Electronics produces
Battery is usually provided in product, to provide product corresponding cruise duration, when the electricity of battery exhausts, need be in time
It charges.Battery during the charging process, since charge circuit has impedance, can have fever phenomenon, give charge circuit
Operation cause to bear；If being in charged state for a long time, charge circuit is easy to appear overcurrent even short circuit phenomenon, while also can
Lead to the decreasing insulating of charge circuit because heat is excessive.Although can all be arranged in the charge circuit of present battery corresponding
Safeguard measure, but mostly exchange circuit protection for by the way of cut-off loop, charge efficiency be greatly reduced, therefore there is also one
Fixed room for improvement.
Summary of the invention
The object of the present invention is to provide a kind of charging system, the operation burden of charge circuit when can be effectively reduced charging,
And charge efficiency will not be reduced.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of charging system, including controller and charge port, between the anode of the charge port and the anode of battery according to
It is secondary to be parallel with the first input circuit, the second input circuit, third input circuit ... and N input circuit；The charge port
Successively be parallel between cathode and the cathode of battery the first output loop, the second output loop, third output loop ... and
N output loop；First input circuit, the second input circuit, third input circuit ... and N input circuit are right respectively
It should be in the first output loop, the second output loop, third output loop ... and N output loop；
When controller detects that charge port disconnects external power supply, it is disconnected to control all input circuit and output loop
It opens；Conversely, if the controller successively follows when controller detects charge port connection external power supply and charges to battery
The first input circuit, the second input circuit, third input circuit ... and N input circuit is connected in ring, and in current input
Previous input circuit is cut off after the conducting of circuit；Controller controls corresponding defeated of on off operating mode of every output loop simultaneously
The on off operating mode of entry loop is consistent.
Using the above scheme, the charge circuit of battery is made of multichannel, when the external external power supply of charge port, is passed through
The charge circuit can charge to battery, during the charging process, have a channel to be held on, always to guarantee electric power storage
Pond can charge normal, and avoid influencing charge efficiency；Meanwhile controller at regular intervals carries out the channel in charge circuit
Switching, is connected multiple channels in turn, avoids single channel long-play, to prevent charge circuit from overcurrent even short circuit occur
Phenomenon, while extending the service life of charge circuit.
Preferably, first input circuit, the second input circuit, third input circuit ... and N input circuit
It is in series with the first input control switch, the second input control switch, third input control switch ... and N input control respectively
Switch；First output loop, the second output loop, third output loop ... and N output loop are in series with respectively
One output control switch, the second output control switch, third output control switch ... and N output control switch；Described
The opening and closing shape that one input control switch, the second input control switch, third input control switch ... and N input control switch
State is opened with the first output control switch, the second output control switch, third output control switch ... and N output control respectively
The open/close states of pass are consistent；And the input control switch is controlled by controller with output control switch；
The controller controls the on-off of corresponding input circuit by the opening and closing of control input control switch, passes through simultaneously
Control output control switch opens and closes to control the on-off of corresponding output loop.
Using the above scheme, the on-off of input circuit and output loop is realized by the opening and closing of control switch, response is more
Add rapidly, while more thorough to the on-off of charge circuit.
Preferably, including delay unit in the controller, the delay unit is preset with a reference time length；
When controller controls next input circuit conducting, it is able to maintain the on state of previous input circuit, together
When delay unit be clocked into state；After timing is more than reference time length, the controller can just cut off previous input circuit.
Using the above scheme, so that charge circuit is during switching input circuit, it will not cut off and currently transport at once
Capable charge tunnel, but next charge tunnel is first connected, so that two charge tunnels are run simultaneously in a short time, thus
Guarantee charging continuity, is not in cutout situation, ensure that charge efficiency；When delay unit setting reference time length one arrive,
Controller can just cut off the charge tunnel of front one, so that the charge tunnel enters resting state；Due to the on-off of output loop
State follows input circuit, so that output loop can also follow aforesaid way in handoff procedure.
Preferably, the controller further includes detecting signal for monitoring the overcurrent condition of input circuit with output overcurrent
Over-current detection unit；When over-current detection unit detects that input circuit overcurrent condition occurs for a long time, the controller is cut
Break all input circuit and output loop.
Using the above scheme, when overcurrent condition occurs in charge circuit, input circuit and defeated is quickly cut off by controller
Circuit out, can effective protection charge circuit it is without damage, it is more humanized.
Preferably, the controller further includes detecting signal for monitoring the short-circuit conditions of input circuit with output short-circuit
Short detection unit；When short detection unit detects that short-circuit conditions occurs in input circuit, the controller cutting is all
Input circuit and output loop.
Using the above scheme, when short-circuit state occurs in charge circuit, input circuit and defeated is quickly cut off by controller
Circuit out effectively can avoid route from being burned out, to play the role of protecting circuit.
Preferably, the controller further includes the first alarm unit, when over-current detection unit detects that input circuit is long
When overcurrent condition occurs in time, first alarm unit is warned.
Using the above scheme, warned by the first alarm unit, be able to use family quickly understand battery charging when
Overcurrent condition, it is more humanized to remind it to take corresponding measure in time.
Preferably, the controller further includes single to the first warning to export the first reset signal in response to external trigger
First reset unit of member；After the first alarm unit receives the first reset signal, first alarm unit stops warning.
Using the above scheme, it after the over-current phenomenon avoidance of charge circuit is eliminated, by triggering the first reset unit, just can release
The alert status of first alarm unit, avoids it from being in alert status always.
Preferably, the controller further includes the second alarm unit, when short detection unit detects that input circuit goes out
When existing short-circuit conditions, second alarm unit is warned.
Using the above scheme, when short circuit occurs in charge circuit, the second alarm unit is able to carry out warning, to remind user
Corresponding safeguard procedures are taken in time, it is more humanized.
Preferably, the controller further includes single to the second warning to export the second reset signal in response to external trigger
Second reset unit of member；After the second alarm unit receives the second reset signal, second alarm unit stops warning.
Using the above scheme, after the short trouble of charge circuit excludes, user is needed to trigger the second reset unit manually,
To release the alert status of the second alarm unit.
In conclusion working as charge port the invention has the following advantages: the charge circuit of battery is made of multichannel
It when external external power supply, can be charged to battery by the charge circuit, during the charging process, there is a channel always
It is held on, to guarantee that battery can charge normal, avoids influencing charge efficiency；Meanwhile controller is right at regular intervals
Channel in charge circuit switches over, and multiple channels are connected in turn, avoids single channel long-play, to prevent from charging
There is overcurrent even short circuit phenomenon in circuit, while extending the service life of charge circuit.
Detailed description of the invention
Fig. 1 is the system architecture figure one of the present embodiment；
Fig. 2 is the system architecture figure two of the present embodiment.
In figure: 1, controller；2, charge port；3, battery.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
A kind of charging system disclosed in the present embodiment, it is shown referring to Figures 1 and 2, including controller 1 and charge port 2, wherein
Controller 1 is the chip with data-handling capacity, includes but are not limited to CPU, ARM, MCU, single-chip microcontroller, DSP etc..And it charges
Mouth 2 is the connector for having power transmission capacity, includes but are not limited to USB, micro USB, USB Type-C, thunder and lightning connector
Deng.
Successively be parallel between the anode of charge port 2 and the anode of battery 3 first input circuit, the second input circuit,
Third input circuit ... and N input circuit；First is successively parallel between the cathode of charge port 2 and the cathode of battery 3
Output loop, the second output loop, third output loop ... and N output loop.And the first input circuit, the second input
It is defeated that circuit, third input circuit ... and N input circuit correspond respectively to the first output loop, the second output loop, third
Circuit ... and N output loop out, i.e. every input circuit can constitute access with the output loop corresponding to it.Simultaneously
The on off operating mode that controller 1 controls the corresponding input circuit of on off operating mode of every output loop is consistent.
In the present embodiment, when controller 1 detects that charge port 2 disconnects external power supply, all input circuits are controlled
And output loop disconnects, to cut off the charge circuit of battery 3, so that controlling battery 3 stops charging.Conversely, if controller 1
When detecting that charge port 2 connects external power supply and charges to battery 3, controller 1 circuits sequentially conducting first and inputs back
Road, the second input circuit, third input circuit ... and N input circuit, and after current input circuit conducting before cutting
One input circuit.And the on off operating mode of every output loop with its corresponding to input circuit be consistent, i.e., every input
Circuit and corresponding output loop can synchronous on-off so that charge circuit during cyclic switching, is not in have it
In an input circuit or the in running order always phenomenon of output loop, avoid charge circuit from being chronically at operating status
And there is overcurrent even short circuit phenomenon, and charge circuit accelerated ageing can be prevented.
More specifically, the first input circuit, the second input circuit, third input circuit ... and N input circuit difference
It is in series with the first input control switch, the second input control switch, third input control switch ... and N input control is opened
It closes, i.e., normally opened contact K1-1, K2-1, K3-1 ... and KN-1 in attached drawing.
First output loop, the second output loop, third output loop ... and N output loop are in series with first respectively
Output control switch, the second output control switch, third output control switch ... and N output control switch, i.e., in attached drawing
Normally opened contact K1-2, K2-2, K3-2 ... and KN-2.
First input control switch, the second input control switch, third input control switch ... and N input control is opened
The open/close states of pass respectively with the first output control switch, the second output control switch, third output control switch ... and N
The open/close states of output control switch are consistent, i.e., when some input control closes the switch, corresponding to output control open
Close synchronizing close；Conversely, if when some input control switch disconnects, corresponding to output control switch synchronous disconnect.And
Input control switch and the folding condition of output control switch are controlled by controller 1.
Further, controller 1 controls the on-off of corresponding input circuit by the opening and closing of control input control switch,
The on-off of corresponding output loop is controlled by the opening and closing of control output control switch simultaneously.And input control switch is controlled with output
The folding condition of system switch is mutually in step, so that input circuit being capable of on-off synchronous with corresponding output loop.
It include delay unit in controller 1, delay unit is preset with a reference time length；When controller 1 controls next
When input circuit is connected, it is able to maintain the on state of previous input circuit, while delay unit is clocked into state.It is counting
When during, previous input circuit can tend to remain on simultaneously with latter input circuit, avoid the charging of battery 3
State is interrupted.After timing is more than reference time length, controller 1 can just cut off previous input circuit, only retain one below
Input circuit continues to be connected, so that previous input circuit enters " rest " state, to prolong its service life.
Controller 1 further includes for monitoring the overcurrent condition of input circuit with the over-current detection list of output overcurrent detection signal
Member；When over-current detection unit detects that input circuit overcurrent condition occurs for a long time, controller 1 cuts off all input circuits
And output loop, so that charge circuit disconnects, to stop charging to battery 3.Controller 1 further includes the first alarm unit,
First alarm unit is the alarm with prompt facility, includes but are not limited to buzzer, light flash device etc..Work as overcurrent
When detection unit detects that input circuit overcurrent condition occurs for a long time, the first alarm unit is warned.Controller 1 further includes
The first reset unit of the first reset signal to the first alarm unit is exported in response to external trigger, the first reset unit packet
Include but be not limited only to control button, keyboard, the virtual key being integrated in touch screen etc., can in response to external trigger with
Export corresponding first reset signal.After the first alarm unit receives the first reset signal, the first alarm unit stops police
Show.
Controller 1 further includes for monitoring the short-circuit conditions of input circuit with the short-circuit detecting list of output short-circuit detection signal
Member；When short detection unit detects that short-circuit conditions occurs in input circuit, controller 1 cuts off all input circuit and output
Circuit, so that battery 3 and charge circuit be avoided to damage.Controller 1 further includes the second alarm unit, and the second alarm unit is tool
There are the alarm of prompt facility, including but not limited to buzzer, visual indicator etc..It is inputted back when short detection unit detects
When short-circuit conditions occurs in road, the second alarm unit is warned.Controller 1 further includes multiple to export second in response to external trigger
Position signal to the second alarm unit the second reset unit；Second reset unit includes but are not limited to control button, keyboard
Key, the virtual key being integrated in touch screen etc. can export corresponding second reset signal in response to external trigger.When
After second alarm unit receives the second reset signal, the second alarm unit stops warning.
Specific work process is as follows:
After charge port 2 connects external power supply, controller 1 controls the first input control switch and the first output control switch
Closure, so that the first input circuit is preferentially connected with the first output loop, to form complete charge circuit.When the first input
After a period of time is connected with the first output loop in circuit, controller 1 controls the second input control switch and opens with the second output control
It closes and closes, to be respectively turned on the second input circuit and the second output loop, and timing is carried out by delay unit, when arrival timing
After period, controller 1 just controls the first input control switch and disconnects with the first output control switch, to cut off the first input respectively
Circuit and the first output loop, so that remaining second input circuit and the second output loop are run.Recycle above-mentioned steps, controller
1 circuits sequentially remaining several input circuits of conducting, and previous input circuit is cut off after being delayed a period of time, and corresponding defeated
Then with corresponding on-off is carried out, different channels are connected in turn in final realization charge circuit, and process is continuous, will not in circuit out
The charging of battery 3 is caused to be interrupted.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (9)
1. a kind of charging system, it is characterized in that: including controller (1) and charge port (2), the anode and storage of the charge port (2)
It is defeated that the first input circuit, the second input circuit, third input circuit ... and N are successively parallel between the anode of battery (3)
Entry loop；The first output loop, second defeated is successively parallel between the cathode of the charge port (2) and the cathode of battery (3)
Circuit, third output loop ... and N output loop out；First input circuit, the second input circuit, third input back
Road ... and N input circuit correspond respectively to the first output loop, the second output loop, third output loop ... and N
Output loop；
When controller (1) detects that charge port (2) disconnect external power supply, it is disconnected to control all input circuit and output loop
It opens；Conversely, if controller (1) detects charge port (2) connection external power supply and when charging to battery (3), the control
Device (1) processed circuits sequentially the first input circuit of conducting, the second input circuit, third input circuit ... and N input circuit, and
Previous input circuit is cut off after current input circuit conducting；Controller (1) controls the on-off of every output loop simultaneously
The on off operating mode of the corresponding input circuit of state is consistent.
2. a kind of charging system according to claim 1, it is characterized in that: first input circuit, the second input circuit,
Third input circuit ... and N input circuit are in series with the first input control switch, the second input control switch, third respectively
Input control switch ... and N input control switch；First output loop, the second output loop, third export back
Road ... and N output loop are in series with the first output control switch, the second output control switch, third respectively and export control and open
Pass ... and N output control switch；The first input control switch, the second input control switch, third input control are opened
Close ... and N input control switch open/close states respectively with the first output control switch, the second output control switch, third
The open/close states of output control switch ... and N output control switch are consistent；And input control switch with it is defeated
Control switch is controlled by controller (1) out；
The controller (1) controls the on-off of corresponding input circuit by the opening and closing of control input control switch, passes through simultaneously
Control output control switch opens and closes to control the on-off of corresponding output loop.
3. a kind of charging system according to claim 1, it is characterized in that: include delay unit in the controller (1),
The delay unit is preset with a reference time length；
When controller (1) controls next input circuit conducting, it is able to maintain the on state of previous input circuit, simultaneously
Delay unit is clocked into state；After timing is more than reference time length, the controller (1) can just cut off previous item and input back
Road.
4. a kind of charging system according to claim 1, it is characterized in that: the controller (1) further includes defeated for monitoring
The overcurrent condition of entry loop is with the over-current detection unit of output overcurrent detection signal；When over-current detection unit detects input circuit
When there is overcurrent condition for a long time, the controller (1) cuts off all input circuit and output loop.
5. a kind of charging system according to claim 1, it is characterized in that: the controller (1) further includes defeated for monitoring
The short-circuit conditions of entry loop are with the short detection unit of output short-circuit detection signal；When short detection unit detects input circuit
When there are short-circuit conditions, the controller (1) cuts off all input circuit and output loop.
6. a kind of charging system according to claim 4, it is characterized in that: the controller (1) further includes the first warning list
Member, when over-current detection unit detects that input circuit overcurrent condition occurs for a long time, first alarm unit is warned.
7. a kind of charging system according to claim 6, it is characterized in that: the controller (1) further includes in response to outside
It triggers to export the first reset unit of the first reset signal to the first alarm unit；It is answered when the first alarm unit receives first
After the signal of position, first alarm unit stops warning.
8. a kind of charging system according to claim 5, it is characterized in that: the controller (1) further includes the second warning list
Member, when short detection unit detects that short-circuit conditions occurs in input circuit, second alarm unit is warned.
9. a kind of charging system according to claim 8, it is characterized in that: the controller (1) further includes in response to outside
It triggers to export the second reset unit of the second reset signal to the second alarm unit；It is answered when the second alarm unit receives second
After the signal of position, second alarm unit stops warning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810951030.9A CN108964206B (en) | 2018-08-21 | 2018-08-21 | Charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810951030.9A CN108964206B (en) | 2018-08-21 | 2018-08-21 | Charging system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108964206A true CN108964206A (en) | 2018-12-07 |
| CN108964206B CN108964206B (en) | 2023-04-18 |
Family
ID=64470910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810951030.9A Active CN108964206B (en) | 2018-08-21 | 2018-08-21 | Charging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108964206B (en) |
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| Publication number | Publication date |
|---|---|
| CN108964206B (en) | 2023-04-18 |
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