CN106058990A - Charger capable of automatically distributing charging current - Google Patents
Charger capable of automatically distributing charging current Download PDFInfo
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- CN106058990A CN106058990A CN201610525302.XA CN201610525302A CN106058990A CN 106058990 A CN106058990 A CN 106058990A CN 201610525302 A CN201610525302 A CN 201610525302A CN 106058990 A CN106058990 A CN 106058990A
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- 238000007600 charging Methods 0.000 title claims abstract description 629
- 238000001514 detection method Methods 0.000 claims description 82
- 230000005611 electricity Effects 0.000 claims description 40
- 239000003990 capacitor Substances 0.000 claims description 32
- 230000005669 field effect Effects 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 abstract 1
- 230000001276 controlling effect Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 230000001131 transforming effect Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910003307 Ni-Cd Inorganic materials 0.000 description 2
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000005955 Ferric phosphate Substances 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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
- H02J7/007—Regulation of charging or discharging current or voltage
-
- H02J7/0085—
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a charger capable of automatically distributing charging current. The charger comprises a power supply module, a control module and a distribution detecting module. The distribution detecting module is connected with the control module and a plurality of sets of to-be-charged equipment. Furthermore the distribution detecting module detects the voltage characteristic of each set of to-be-charged equipment and transmits a voltage characteristic signal to the control module. The distribution detecting module further detects the charging state of each set of to-be-discharged equipment and furthermore forwards a charging state signal to the control module. Furthermore the distribution detecting module forwards the charging current distribution instruction of the control module to each set of to-be-discharged equipment in real time. The control module outputs a specific charging total power and furthermore transmits a charging current distribution instruction to each set of to-be-discharged equipment according to the charging state signal of each set of to-be-discharged equipment. The charger realizes large-power discharging on large-capacity to-be-discharged equipment and low-power charging on low-capacity to-be-discharged equipment. When charging to one set of to-be-discharged equipment is stopped, the charging current to the to-be-discharged equipment is automatically distributed to other to-be-discharged equipment, thereby improving charging efficiency.
Description
Technical field
The present invention relates to charging field, particularly relate to a kind of charger that can automatically distribute charging current.
Background technology
Along with the development of science and technology, the dependency of electronic equipment is grown with each passing day by the mankind, and charger is as can be to electronic equipment
Carrying out the device of convenient and swift charging, people are more and more higher to its requirement.
Existing charger is typically to be charged the electronic equipment in a certain charging slot with a constant output,
The most jumbo electronic equipment, or the electronic equipment of low capacity, the output of existing charger always as
, this can increase the charging interval of Large Copacity electronic equipment, and uses bigger output, easily makes low capacity electronics set
Preparation heat, and then affect the performance of low capacity electronic equipment.
It addition, existing charger is assigned with the charge power of each charging slot when dispatching from the factory, to having been filled with or stopping charging
Or do not place the charging slot of electronic equipment, the power shared by this charging slot is not assigned to other groove positions by existing charger,
The overall charge efficiency causing existing charger is low.
Summary of the invention
The invention reside in the shortcoming overcoming prior art with not enough, it is provided that a kind of charging that can automatically distribute charging current
Device, its can charging high-power to Large Copacity charging equipment, to low capacity charging equipment small-power charge, can one treat wherein
When charger stops charging, automatically the charging current supplying this charging equipment is distributed to other charging equipments, to carry
High recharge efficiency.
The present invention is achieved by the following technical solutions: a kind of charger that can automatically distribute charging current, including electricity
Source module, control module and detection distribution module；
Described power module, to described control module and detection distribution module for power supply；
Described detection distribution module, is connected with described control module and extraneous multiple charging equipments, and detection is respectively treated
The voltage characteristic of charger, and this voltage characteristic signal is forwarded to described control module；Described detection distribution module is also examined
Survey the charged state of each charging equipment, and this charging status signal is forwarded to described control module, and forward described in real time
The charging current distribution instruction of control module is to each charging equipment, to regulate the charging current of each charging equipment；
Described control module, exports, according to voltage characteristic signal, general power of specifically charging；In charging process, described control
Molding block instructs to each charging equipment always according to the charging status signal of each charging equipment, the distribution sending charging current,
It is assigned in each charging equipment with general power that this is specifically charged.
Compared to prior art, the charging equipment accessed is activated by the present invention by described control module, and root
General power of specifically charging is exported, it is achieved fill Large Copacity charging equipment is high-power according to the voltage characteristic signal of charging equipment
Electricity, charges to low capacity charging equipment small-power；Further, by detecting the charged state of each charging equipment in real time,
And automatically the charging current supplying this charging equipment can be distributed to other and treated time a charging equipment stops charging wherein
Charger, and then increase the charge power to other charging equipments, thus improve charge efficiency.
Further, described detection distribution module includes the first detection allocation unit and the second detection allocation unit；Described
First detection allocation unit is connected with described control module and the first extraneous charging equipment group respectively, and described first detection
The charged state of the first charging equipment group of detection is fed back to described control module by allocation unit, and described control module is passed through
Described first detection allocation unit regulation is assigned to the charging current of the first charging equipment group；Described second detection allocation unit
It is connected with described control module and the second extraneous charging equipment group respectively, and described second detection allocation unit is by detection
The charged state of the second charging equipment group feeds back to described control module, and described control module is by described second detection distribution
Unit regulation is assigned to the charging current of the second charging equipment group；And the charging current needed for the first charging equipment group
During minimizing, by described control module, the charging current distributing to the first charging equipment group is assigned to second in the lump to be charged
In equipment group；Or when the charging current needed for the second charging equipment group reduces, will be distributed to by described control module
The charging current of the second charging equipment group is assigned in the first charging equipment group in the lump.
Further, described first detection allocation unit includes the first DC-DC circuit and described first DC-DC circuit even
The first charging connect controls testing circuit and the second charging controls testing circuit；Described first charging equipment group includes that first treats
Charger and the second charging equipment, described first charging controls testing circuit and detects the charging shape of the first charging equipment
State, and control whether to the first charging equipment charging；Described second charging control circuit detects filling of the second charging equipment
Electricity condition, and control whether to the second charging equipment charging；And when detecting the charged state of the first charging equipment, pass through
Described first charging controls testing circuit and stops charging to this first charging equipment, controls detection electricity by described second charging
Road starts the second charging equipment charging；Or when detecting the charged state of the second charging equipment, by described second
The control testing circuit that charges stops charging to this second charging equipment, and it is right to be started by described first charging control testing circuit
First charging equipment charging.
Further, described second detection allocation unit includes the second DC-DC circuit and described second DC-DC circuit even
The 3rd charging connect controls testing circuit and the 4th charging controls testing circuit；Described second charging equipment group includes that the 3rd treats
Charger and the 4th charging equipment；Described 3rd charging controls the charging shape of testing circuit detection the 3rd charging equipment
State, and control whether to the 3rd charging equipment charging；Filling of described 4th charging control circuit detection the 4th charging equipment
Electricity condition, and control whether to the 4th charging equipment charging；And when detecting the charged state of the 3rd charging equipment, pass through
Described 3rd charging controls testing circuit and stops, to the 3rd charging equipment charging, controlling detection electricity by described 4th charging
Road starts the 4th charging equipment charging；Or when detecting the charged state of the 4th charging equipment, by the described 4th
The control testing circuit that charges stops to the 4th charging equipment charging, and it is right to be started by described 3rd charging control testing circuit
3rd charging equipment charging.
Further, when accessing charging equipment, described control module is to each charging equipment input activated current letter
Number；In each charging equipment that described detection distribution module will detect, the voltage characteristic letter corresponding with this activated current signal
Number it is forwarded to described control module.
Further, described first DC-DC circuit include field effect transistor Q2, inductance L1, diode D5, filter capacitor C13,
Audion Q13, resistance R13；The drain electrode of described field effect transistor Q2 is connected with described power module；Source electrode respectively with inductance L1, two
Pole pipe D5 connect, and described inductance L1 be connected with filter capacitor C13 after ground connection；Grid is by resistance R13 and described power module
Normal voltage outfan connect, and this grid is connected with described control module by audion Q13.
Further, described first charging controls testing circuit and includes controlling whether the to the first charging equipment charging
One charging control circuit, detect the voltage of the first charging equipment and the first charging detecting circuit of electric current；Described first charging
Control circuit is connected with described first DC-DC circuit and described first charging detecting circuit respectively, and described first charging detection
Circuit is connected with described first charging equipment；Described second charging controls testing circuit and includes controlling whether to second to be charged
Second charging control circuit of equipment charge, detect the second charging detecting circuit of the voltage and current of the second charging equipment；
Described second charging control circuit is connected with described first DC-DC circuit and described second charging detecting circuit respectively, and described
Second charging detecting circuit is connected with described second charging equipment.
Compared to prior art, the charging equipment accessed is activated by the present invention by described control module, and root
General power of specifically charging is exported, it is achieved fill Large Copacity charging equipment is high-power according to the voltage characteristic signal of charging equipment
Electricity, charges to low capacity charging equipment small-power；Further, by detecting the charged state of each charging equipment in real time,
And automatically the charging current supplying this charging equipment can be distributed to other and treated time a charging equipment stops charging wherein
Charger, and then increase the charge power to other charging equipments, thus improve charge efficiency.
In order to be more fully understood that and implement, describe the present invention below in conjunction with the accompanying drawings in detail.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the present invention can distribute the charger embodiment of charging current automatically；
Fig. 2 is the circuit diagram of power module of the present invention；
Fig. 3 is the circuit diagram of control module of the present invention and display module；
Fig. 4 is the circuit diagram that the present invention first detects allocation unit；
Fig. 5 is the circuit diagram that the present invention second detects allocation unit.
Detailed description of the invention
Referring to Fig. 1, it is the schematic diagram that the present invention can distribute the charger embodiment of charging current automatically.This can be automatic
The charger of distribution charging current includes power module 1, control module 2, detection distribution module 3, display module 4 and button mould
Block.
Described power module 1, powers to described control module 2, detection distribution module 3, display module 4 and key-press module.
Described detection distribution module 3, is connected with described control module 2 and extraneous multiple charging equipments 5, and detects each
The voltage characteristic of charging equipment 5, and this voltage characteristic signal is forwarded to described control module 2.Described detection distribution module
Also detect the charged state of each charging equipment 5, and this charging status signal is forwarded to described control module 2, concurrently described
The charging current distribution instruction of control module 2 is to each charging equipment 5, to regulate the charging current of each charging equipment 5.Described
Charging status signal is voltage signal and the current signal of charging equipment 5 side.
Described control module 2, exports, according to voltage characteristic signal, general power of specifically charging；In charging process, described
The distribution instruction that control module 2 sends charging current always according to the charging status signal of each charging equipment 5 to be charged sets to each
Standby 5, it is assigned in each charging equipment 5 with general power that this is specifically charged.
The present invention can distribute the charger of charging current automatically, and its output voltage is constant, is input to respectively by regulation
The charging current of charging equipment 5, i.e. scalable are filled into the charge power of each charging equipment 5.
Described display module 4, is connected with described control module 2, to show the charged state of each charging equipment 5.
Described key-press module, is connected with described control module 2, manually arranges each charging equipment by described key-press module
The charge mode of 5.
When not knowing the magnitude of voltage of each charging equipment, when accessing charging equipment, described control module 2 will be to respectively
Charging equipment input activated current signal；In each charging equipment 5 that described detection distribution module 2 will detect, swash with this
The voltage characteristic signal that current signal of living is corresponding is forwarded to described control module 2；Described control module 2, believes according to voltage characteristic
Number output is specifically charged general power.
Described detection distribution module 3 includes the first detection allocation unit 31 and the second detection allocation unit 32；Described first
Detection allocation unit 31 is connected with described control module 2 and the first extraneous charging equipment group respectively, and described first detection
The charged state of the first charging equipment group of detection is fed back to described control module 2, described control module 2 by allocation unit 31
The charging current of the first charging equipment group it is assigned to by described first detection allocation unit 31 regulation；Described second detection point
Join unit 32 to be connected with described control module 2 and the second extraneous charging equipment group respectively, and described second detection distribution is single
The charged state of the second charging equipment group of detection is fed back to described control module 2 by unit 32, and described control module 2 passes through institute
State the second detection allocation unit 32 regulation and be assigned to the charging current of the second charging equipment group；And at the first charging equipment
When charging current needed for group reduces, the charging current one of the first charging equipment group will be distributed to by described control module 2
And be assigned in the second charging equipment group；Or when the charging current needed for the second charging equipment group reduces, by institute
State control module 2 charging current distributing to the second charging equipment group to be assigned in the lump in the first charging equipment group.
Described first detection allocation unit 31 includes that the first DC-DC circuit 311 is connected with described first DC-DC circuit 311
The first charging control testing circuit 312 and the second charging controls testing circuit 313.Described first charging equipment group includes
One charging equipment and the second charging equipment.
Described first charging controls testing circuit 312 and detects the charged state of the first charging equipment, and control whether to
First charging equipment charging.Described second charging controls testing circuit 313 and detects the charged state of the second charging equipment, and
Control whether to the second charging equipment charging.And when detecting the charged state of the first charging equipment, by described first
Charging controls testing circuit 312 and stops charging to this first charging equipment, controls testing circuit 313 by described second charging
Start the second charging equipment charging；Or when detecting the charged state of the second charging equipment, fill by described second
Electric control testing circuit 313 stops charging to this second charging equipment, controls testing circuit 312 by described first charging and opens
Begin to the first charging equipment charging.Due to treat rechargeable battery carry out voltage and current detection time, be to need to stop filling to waiting
Electricity battery charging, therefore, the present invention makes full use of the charging to other batteries of the time of this stopping charging, improves charging
Efficiency.
Described second detection allocation unit 32 includes that the second DC-DC circuit 321 is connected with described second DC-DC circuit 321
The 3rd charging control testing circuit 322 and the 4th charging controls testing circuit 323.Described second charging equipment group includes
Three charging equipments and the 4th charging equipment.
Described 3rd charging controls testing circuit 322 and detects the charged state of the 3rd charging equipment, and control whether to
3rd charging equipment charging；Described 4th charging controls testing circuit 323 and detects the charged state of the 4th charging equipment, and
Control whether to the 4th charging equipment charging.And when detecting the charged state of the 3rd charging equipment, by the described 3rd
Charging controls testing circuit 322 and stops, to the 3rd charging equipment charging, controlling testing circuit 323 by described 4th charging
Start the 4th charging equipment charging；Or when detecting the charged state of the 4th charging equipment, fill by the described 4th
Electric control testing circuit 323 stops, to the 4th charging equipment charging, controlling testing circuit 322 by described 3rd charging and opening
Begin to the 3rd charging equipment charging.Due to treat rechargeable battery carry out voltage and current detection time, be to need to stop filling to waiting
Electricity battery charging, therefore, the present invention makes full use of the charging to other batteries of the time of this stopping charging, improves charging
Efficiency.
The maximal input of the charger that can automatically distribute charging current of the present embodiment is 6W, described control module 2
The specific output of output then carries out power distribution on the basis of being not more than this value.
In the present embodiment, charging equipment 5 is battery to be charged.The present embodiment can automatically distribute filling of charging current
Electrical equipment can identify lithium ion battery and ni-mh/Ni-Cd nickel-cadmium, and compatible 3.7V Li-Ion rechargeable battery, 3.8V lithium automatically
Ion charging battery, 1.2V ni-mh/Ni-Cd nickel-cadmium, the big class battery of 3.2V ferric phosphate lithium cell four.
The charger that can automatically distribute charging current of the present embodiment is provided with the first charging for placing charging equipment 5
Groove, the second charging slot, the 3rd charging slot and the 4th charging slot, these four charging slots are the most sequentially distributed, and separate,
It is independent of each other.
The charger that can automatically distribute charging current of the present embodiment is provided with constant current, constant voltage, tri-kinds of charge modes of dV/dt,
Described control module 2, according to the battery behavior to be charged put into, on the basis of high recharge efficiency, automatically selects applicable charging
Pattern.
The present embodiment also can manually select charge mode.Described key-press module is provided with the first button and the second button.When
When having new battery to insert, the charging slot of newly inserted battery enters and arranges pattern, after setting up voltage x current can short by first by
Key exits, if do not pressed in 3S, automatically exits from model selection.When charging, short can be entered by the first button or be switched fill
Electricity groove arranges pattern, can short exit by the first button after setting up all charging slot voltage x current, if do not pressed in 3S,
Automatically exit from model selection.Constant current 1.5A fast mold filling formula or normal charge mode selection can be carried out by the first button it addition, long, long
Constant current 4.35V/4.2V/3.7V selection can be carried out by the second button.
If have one or more battery to be set to 1.5A charging in the battery charged, the charger of the present invention is pressed
The most sequentially charged according to the battery needing 1.5A to charge, next 1.5A charging is opened when the battery on the left side is close to full electricity
Battery charging.The charging of remaining battery is opened after the battery needing 1.5A to charge is completely filled with.Concrete, electric current distributed
Journey is as follows:
When all placing Large Copacity electricity in described first charging slot, the second charging slot, the 3rd charging slot and the 4th charging slot
Pond, and when being respectively provided with the charging of 1.5A continuous current, first the battery of the first charging slot is charged by the charger of the present invention with 1.5A
Electric current charges；When the charging current of the first charging slot declines, start the battery of the second charging slot is charged, when first fills
After the battery of electricity groove is full of, to the battery of the second charging slot with the charging current for charging of 1.5A；When the battery of the first charging slot fills
Full and the second charging slot charging current is less than 1A, starts to be charged the 3rd charging slot, when the battery of the second charging slot is full of
After, to the battery of the 3rd charging slot with the charging current for charging of 1.5A；When the battery of the second charging slot is full of and the 3rd charging slot
Charging current is less than 1A, starts to be charged the 4th charging slot, after the battery of the 3rd charging slot is full of, to the 4th charging slot
Battery with the charging current for charging of 1.5A.
When all placing Large Copacity electricity in described first charging slot, the second charging slot, the 3rd charging slot and the 4th charging slot
Pond, and the first charging slot and the second charging slot arrange 1.5A continuous current charging, the 3rd charging slot and the 4th charging slot are the most manual
Charge mode is set but time charger arranges charge mode automatically, the charger of the present invention first battery to the first charging slot
With 1.5A charging current for charging；When the charging current of the first charging slot declines, start the battery of the second charging slot is filled
Electricity, after the battery of the first charging slot is full of, to the battery of the second charging slot with the charging current for charging of 1.5A；When the second charging
After the battery of groove is full of, to the battery of the 3rd charging slot with the charging current for charging of 0.75A, and to the battery of the 4th charging slot with
The charging current for charging of 0.75A；When described 3rd charging slot or the 4th charging slot stop charging, accordingly, to the 4th charging
Groove or the 3rd charging slot are with the charging current for charging of 1.5A.
When all placing Large Copacity electricity in described first charging slot, the second charging slot, the 3rd charging slot and the 4th charging slot
Pond, and the most manually charge mode is set but time charger is arranged automatically, these four batteries are entered the most alternately
Row charging, and maintain two batteries and be in charging, now these two batteries are charged with the charging current of 0.75A.
When all placing low capacity electricity in described first charging slot, the second charging slot, the 3rd charging slot and the 4th charging slot
Pond, and the most manually charge mode is set but time charger is arranged automatically, these four batteries are entered the most alternately
Row charging, and maintain two batteries and be in charging, now these two batteries are charged with the charging current of 0.75A.
When placing high capacity cell at described first charging slot and the second charging slot, and these two charging slots are respectively provided with 1.5A
Continuous current charges；Described 3rd charging slot and the 4th charging slot place high capacity cell, and these two charging slots are the most manual
Arranging charge mode but time charger is arranged automatically, first the battery of the first charging slot is filled by the charger of the present invention with 1.5A
Electricity electric current charging；When the charging current of the first charging slot declines, start the battery of the second charging slot to be charged, when first
After the battery of charging slot is full of, to the battery of the second charging slot with the charging current for charging of 1.5A；Battery when the first charging slot
It is full of and the second charging slot charging current is less than 1A, start the 3rd charging slot is charged, when the battery of the second charging slot fills
Man Hou, to the battery of the 3rd charging slot with the charging current for charging of 1.5A；When the battery of the second charging slot is full of, start with
The battery of the 4th charging slot is charged by the charging current of 0.5A.
When placing high capacity cell, described 3rd charging slot and the 4th charging at described first charging slot and the second charging slot
Groove places small-capacity cells, and these four charging slots the most manually arrange charge mode but time charger is arranged automatically, now
These four batteries are charged actually alternately, and maintain two batteries and be in charging, now to these two batteries
It is charged with the charging current of 0.75A.
When placing high capacity cell at described first charging slot and the most manually arrange charge mode but charger sets automatically
Putting, described second charging slot is placed small-capacity cells and the most manually arranges charge mode but charger is arranged automatically, and described the
Three charging slots are placed high capacity cells and arrange the charging of 1.5A continuous current, and described 4th charging slot places small-capacity cells and not
Manually charge mode is set but time charger is arranged automatically, the charger of the present invention first to the battery of the 3rd charging slot with
1.5A charging current for charging, when the charging current of described 3rd charging slot declines, starts the charging current pair alternately with 0.5A
Described second charging slot, the battery of the 4th charging slot are charged；When the rechargable battery of described 3rd charging slot is full of, start to hand over
For to the battery of described first charging slot, the second charging slot and the 4th charging slot with 0.5A charging current for charging, and when second fills
After the battery of electricity groove and the 4th charging slot is full of, the battery in described first charging slot is filled with the charging current of 1.5A
Electricity.
When only in described first charging slot place high capacity cell and the most manually charge mode is set but charger from
Dynamic when arranging, the battery of described first charging slot is carried out 1.5A electric current charging.
When only in described first charging slot place small-capacity cells and the most manually charge mode is set but charger from
Dynamic when arranging, the battery of described first charging slot is carried out 0.5A electric current charging.
When placing high capacity cell in described first charging slot and described second charging slot and the most manually arranging charging mould
When formula but charger are arranged automatically, the battery of described first charging slot and described second charging slot is carried out 1.5A electric current and fills
Electricity.
When placing small-capacity cells in described first charging slot and described second charging slot and the most manually arranging charging mould
When formula but charger are arranged automatically, the battery of described first charging slot and described second charging slot is carried out 0.5A electric current and fills
Electricity.
Described display module 4 is provided with four LED.When charging is carried out, wherein three LED are by the electricity of display battery
State and the progress of charging at present；When four the LED flickers loading the groove that chargeable battery phase is not answered are reported to the police, or when loading
When battery reversal connection or short circuit, four LED flickers of corresponding groove are reported to the police.
When IMR battery is crossed and is put into 0 volt, put into battery to be charged and can be shown as not chargeable battery, at this moment can directly simultaneously
Long by the first button and the second button, until first LED flicker, reparation pattern can be entered.As through repeatedly repairing all
Cannot be charged the problematic battery of recommended replacement.
The present invention can carry out independent calculating to the charging interval of the battery of each charging slot, when charging between more than 10 hours
Time, charger of the present invention can turn off this charging slot charge function by force, the full electrosemaphore of display.Effectively prevent owing to battery quality is asked
The heating explosion phenomenon that topic causes.
Circuit connection to each module below describes in detail:
Referring to Fig. 2, it is the circuit diagram of power module of the present invention.Described power module 1 include circuit protection circuit 11,
Rectification circuit 12, transforming circuit 13, filter circuit 14, feedback circuit 15, reduction voltage circuit 16 and temperature control circuit 17.Extraneous alternating current
Pressure is connected with described circuit protection circuit 11, and described circuit protection circuit 11 is connected with described rectification circuit 12, described rectified current
Road 12 is connected with described transforming circuit 13, and exports the normal voltage for each module, and institute by described filter circuit 14
State normal voltage pass through described in feed back to described transforming circuit 13, with adjust output voltage swing.Described normal voltage is passed through
Described pressure unit blood pressure lowering, controls voltage to obtain.Described control voltage is by temperature control circuit 17 with described control module 2 even
Connect, and by described control module 2, temperature is regulated and controled.
Described circuit protection circuit 11 includes Thermal Cutoffs RT1 and the mistake that electric fuse F1 is connected with described electric fuse F1
Pressure electric fuse RV1.
Described rectification circuit 12 includes that the filter resistance R1 being connected with Thermal Cutoffs RT1 is connected with Thermal Cutoffs RT1
The filter resistance R2 that is connected of filter capacitor CX1 and resistance R1 and the rectification chip D1 that is connected with electric capacity CX1 whole with described
The filter capacitor C1 that stream chip connects.
Described transforming circuit 13 includes transformator T1 and AC-DC chip U1.Described transformator T1 and described rectification circuit 12
Connect, and described transformator T1 includes the first primary coil, the second primary coil and secondary coil；Described secondary coil is with described
First primary coil and the coupling of the second primary coil；Described AC-DC chip U1 line primary with described first primary coil and second
Circle connects, to control primary voltage.Concrete, from the outfan of described rectification circuit 12 and by resistance R3, electric capacity C4 and two poles
The absorption circuit that pipe D2 is formed connects, and described absorption circuit is connected with the first primary coil of transformator.Described AC-DC chip U1
It is provided with the first signal end, secondary signal end, the 3rd signal end and the 4th signal end；First signal end of described AC-DC chip U1
It is connected with one end of described absorption circuit, secondary signal end ground connection, the 3rd signal end and the 4th signal end and described feedback circuit
15 connect, and the 4th signal end end is connected by diode D3 and the second primary coil.
Described filter circuit 14 is connected with diode D4 by diode D4 and the filter capacitor C3 of parallel connection and electric capacity C6 structure
Become；One end ground connection of described electric capacity C6.
Described feedback circuit 15 includes the resistance R6 that is connected between filter capacitor C3 and electric capacity C6 and resistance R7 and resistance
The feedback chip U2 that electric capacity C8, resistance R9 and Zener diode U3 with AC-DC that R7 connects is connected.Described resistance R9 ground connection.Institute
State feedback chip U2 and be provided with first input end, the second input, the first outfan and the second outfan；Described Zener diode U3
Be provided with the first connection end, the second connection end and the 3rd connects end；The first input end of described resistance R6 and described feedback chip U2
Connect；Described Zener diode U3 first connection end ground connection, second connect end is connected with described resistance R7, the 3rd connection end and
Described electric capacity C8 the second input with described feedback chip U2 in the lump is connected.First outfan of described feedback chip U2 passes through
Resistance R4 is connected with the 3rd signal end of described AC-DC chip U1, the second outfan and the 4th signal of described AC-DC chip U1
End connects；And described first outfan be connected with filter capacitor C2 after ground connection；Second outfan be connected with electric capacity C5 after ground connection, for
Eliminate interference, filter capacitor C2 and electric capacity C5 reconnect ground connection after an electric capacity CY1.
Described reduction voltage circuit 16 includes diode D11, audion Q1, resistance R10, Zener diode U6, electric capacity C3, filtering
Resistance R11, filter resistance R12 and filter capacitor C23.The input of extraneous alternating voltage is connected with described diode D11, described
Diode D11 is connected with the outfan of described filter circuit 14, and colelctor electrode with described audion Q1 is connected in the lump, described filter
The outfan of wave circuit 14 is connected with resistance R10, and described resistance R10 is connected with the base stage of described audion Q1, and described three poles
The base stage of pipe Q1 be connected with described Zener diode U6 after ground connection.Described Zener diode U6 is provided with the first connection end, the second company
Connect end and the 3rd and connect end；The first connection end of described Zener diode U6 is connected with described resistance R10, described Zener diode
The second connection end ground connection of U6, the described 3rd connects end is connected with electric capacity C3, and described electric capacity C3 is connected with described resistance R10.Institute
State the filter circuit 14 that the emitter stage of audion Q1 forms with filter capacitor C23 with filter resistance R11, filter resistance R12 to be connected.
Described temperature control circuit 17 is by comparable chip U7, critesistor RT2, protective resistance R52, protective resistance R55, dividing potential drop electricity
Resistance R51, divider resistance R54 composition.The signal receiving end of described comparable chip U7 is connected with control module 2.
Referring to Fig. 3, it is the circuit diagram of control module of the present invention and display module.Described control module 2 includes signal
Input/output terminal P0.0-P0.3, P1.0-P1.7, P2.0-P2.7, P3.1-P3.5, XTAL2, XTAL1, RST, power end VCC and
Earth terminal GND.
Described power end VCC is connected with the outfan of described voltage reduction module, to power to described control module 2.Described letter
Number input/output terminal P2.0 is connected with the outfan of described voltage reduction module, by institute by resistance R47 and LED 1
State LED 1 to observe whether described control module 2 obtains voltage.Described signal input output end P2.1 is by electricity
Resistance R49 is connected with the outfan of described voltage reduction module, and this end and switchs ground connection after S1 connects, by controlling this switch S1
Control the duty of described control module 2.Described signal input output end P2.2 is by resistance R50 and described voltage reduction module
Outfan connects, and this end and switchs ground connection after S2 connects, and controls the work of described control module 2 by controlling this switch S2
Make state.At a described resistance R50 and switch S2 two ends filter capacitor C11 in parallel, to eliminate interference.Described signal input and output
It is connected a filter capacitor X1, and described signal input output end between end XTAL1 and described signal input output end XTAL2
XTAL1 be connected with electric capacity C9 after ground connection, described signal input output end XTAL2 be connected with electric capacity C10 after ground connection.
Described signal input output end P3.0 and P3.1 is connected with described display module 4, to receive or to transmit a signal to institute
State display module 4.Described signal input output end P3.2 is connected with described display module 4, to control whether and described display mould
Block 4 carries out signal communication.Described signal input output end P3.5 and P3.7 with described detection distribution module 3 be connected, and respectively to
Described detection distribution module 3 carries PWM1 and PWM2 ripple.Described signal input output end P3.3 is connected with described temperature control module, with
The temperature of control circuit.Described signal input output end P0.0-P0.4 is connected with described detection distribution module 3, and controls whether
Outwardly equipment charge.Described signal input output end P1.0-P1.7 is connected with described detection distribution module 3, to obtain the external world
The charging current of equipment and charging voltage.
It is the circuit diagram that the present invention first detects allocation unit please refer to Fig. 4 and Fig. 5, Fig. 4；Fig. 5 is the present invention
The circuit diagram of two detection allocation units.
Described detection distribution module 3 includes the first detection allocation unit 31 and the second detection allocation unit 32.Due to described
First detection allocation unit 31 is identical with the circuit connection structure of described second detection allocation unit 32 and principle, and difference only exists
In the connectivity port of: described second detection allocation unit 32 with described control module 2, with described first detection allocation unit 31 with
The connectivity port of described control module 2 is different；Therefore, the most only as a example by described first detection allocation unit 31, place of matchmakers
State the circuit connection structure of detection distribution module 3.
Described first detection allocation unit 31 includes that the first DC-DC circuit 311 is connected with described first DC-DC circuit 311
The first charging control testing circuit 312 and the second charging controls testing circuit 313.
Described first DC-DC circuit 311 includes field effect transistor Q2, inductance L1, diode D5, filter capacitor C13, audion
Q13, resistance R13；The drain electrode of described field effect transistor Q2 is connected with the normal voltage outfan of described power module 1；Source electrode is respectively
Be connected with inductance L1, diode D5, and described inductance L1 be connected with filter capacitor C13 after ground connection；Grid passes through resistance R13 and institute
The normal voltage outfan stating power module 1 connects, and this grid is defeated with the signal of described control module 2 by audion Q13
Enter outfan P3.5 to connect, to receive the PWM1 signal of described control module 2, described field effect can be controlled by controlling PWM1 signal
Should the on off operating mode of pipe Q2, and then required charging distribution power can be obtained at described inductance L1 end.
Described first charging controls testing circuit 312 and includes controlling whether the first charging to the first charging equipment charging
Control circuit 3121, detect the voltage of the first charging equipment and the first charging detecting circuit 3122 of electric current；Described first fills
Electric control circuit 3121 is connected with described first DC-DC circuit 311 and described first charging detecting circuit 3122 respectively, and described
First charging detecting circuit 3122 is connected with described first charging equipment.
Described first charging control circuit 3121 includes field effect transistor Q4A, diode D6, resistance R14 and audion Q5.Institute
The drain electrode stating field effect transistor Q4A is connected with inductance L1；Source electrode is connected with described diode D6, and described diode D6 and first waits to fill
The positive terminal of electricity equipment connects.The colelctor electrode of described audion Q5 is defeated with the normal voltage of described power module 1 by resistance R14
Go out end to connect, and this colelctor electrode is connected with the grid of described field effect transistor Q4A；Grounded emitter, base stage and described control module 2
Signal input output end P0.0 connect, to receive the make-and-break signal of described control module 2, and then control described field effect transistor
The break-make of Q4A, thus control whether to the first charging equipment charging.
Described first charging detecting circuit 3122 includes resistance R15, divider resistance R17, derided capacitors C14, derided capacitors
C17, resistance R19, resistance R20, resistance R16, field effect transistor Q6A, filter capacitor C15 and resistance R18.Described power module 1
Controlling voltage output end to be connected with described resistance R15, the positive terminal of described resistance R15 and the first charging equipment connects, and with
Divider resistance R17 connect, described divider resistance R17 be connected with described derided capacitors C14 after ground connection.Described derided capacitors C17 with
The signal input output end P1.1 of control module 2 connects, to obtain the charging voltage of the first charging equipment.Described resistance R19
Being connected with the positive terminal of the first charging equipment, described resistance R20 is connected with described resistance R19, described resistance R16 and described electricity
Resistance R20 connects.The drain electrode of described field effect transistor Q6A is connected with the negative pole end of the first charging equipment, and grid is connected to described electricity
Between resistance R19 and resistance R20, source electrode is connected between described resistance R20 and resistance R16, and this source electrode is with filter capacitor C15 even
Connect rear ground connection.The negative pole end of the first charging equipment is connected with resistance R21, and this end is by resistance R18 and described control module 2
Signal input output end P1.0 connect, to obtain the charging current of the first charging equipment.
Wherein, if the first charging equipment is per se with protection board, when the first charging equipment is crossed and put, can starting protection
Plate is protected, and causing the first charging equipment both end voltage is 0 volt.When at this moment putting into charger, charger will pass through resistance R15
Protection board de-preservation is made to the voltage signal of first one 5V of charging equipment.If the first unprotected plate of charging equipment,
When its cross put make cell voltage close to 0 volt time, by key-press module, pattern is set, the first charging equipment will be entered by charger
Row constant current 0.5A charges 30 seconds, if cell voltage reaches more than normal value (2V) after 30 seconds, just by normal charge mode
Being charged, without way, voltage is risen up, that will report an error, and instruction explanation the first charging equipment damages.
Described second charging controls testing circuit 313 and includes controlling whether the second charging to the second charging equipment charging
Control circuit 3131, detect the second charging detecting circuit 3132 of the voltage and current of the second charging equipment；Described second fills
Electric control circuit 3131 is connected with described first DC-DC circuit 311 and described second charging detecting circuit 3132 respectively, and described
Second charging detecting circuit 3132 is connected with described second charging equipment.
Described second charging control circuit 3131 includes field effect transistor Q4B, diode D7, resistance R22 and audion Q7.Institute
The drain electrode stating field effect transistor Q4B is connected with inductance L1；Source electrode is connected with described diode D7, and described diode D7 and second waits to fill
The positive terminal of electricity equipment connects.The colelctor electrode of described audion Q7 is defeated with the normal voltage of described power module 1 by resistance R22
Go out end to connect, and this colelctor electrode is connected with the grid of described field effect transistor Q4B；Grounded emitter, base stage and described control module 2
Signal input output end P0.1 connect, to receive the make-and-break signal of described control module 2, and then control described field effect transistor
The break-make of Q4B, thus control whether to the second charging equipment charging.
Described second charging control circuit 3132 includes resistance R23, divider resistance R24, derided capacitors C16, derided capacitors
C17, resistance R19, resistance R20, resistance R16, field effect transistor Q6A, filter capacitor C15 and resistance R18.Described resistance R23 and institute
The control voltage output end stating power module 1 connects, and the positive terminal of described resistance R23 and the second charging equipment connects, and with
Divider resistance R24 connect, described divider resistance R24 be connected with described derided capacitors C16 after ground connection.Described derided capacitors C16 with
The signal input output end P1.3 of control module 2 connects, to obtain the charging voltage of the second charging equipment.Described resistance R25
Being connected with the positive terminal of the second charging equipment, described resistance R26 is connected with described resistance R25, described resistance R27 and described electricity
Resistance R26 connects.The drain electrode of described field effect transistor Q11B is connected with the negative pole end of the second charging equipment, and grid is connected to described electricity
Between resistance R25 and resistance R26, source electrode is connected between described resistance R26 and resistance R27, and this source electrode is with filter capacitor C17 even
Connect rear ground connection.The negative pole end of the second charging equipment is connected with resistance R28, and this end is by resistance R29 and described control module 2
Signal input output end P1.2 connect, to obtain the charging current of the second charging equipment.
Wherein, if the second charging equipment is per se with protection board, when the second charging equipment is crossed and put, can starting protection
Plate is protected, and causing the second charging equipment both end voltage is 0 volt.When at this moment putting into charger, charger will pass through resistance R23
Protection board de-preservation is made to the voltage signal of second one 5V of charging equipment.If the second unprotected plate of charging equipment,
Crossing when it and put, when causing the second charging equipment close to 0 volt, arrange pattern by key-press module, charger will be treated second
Charger carries out constant current 0.5A and charges 30 seconds, if cell voltage reaches more than normal value (2V) after 30 seconds, just by normal
Charge mode be charged, without way, voltage is risen up, that will report an error, instruction explanation the second charging equipment
Damage.
During use, battery to be charged is put into charging slot, activate battery to be charged by described control module 2；Described
Detection distribution module 3 detects the voltage-current characteristic of each charging equipment 5 and is forwarded to described control module 2；Described control mould
Block 2 exports, according to voltage-current characteristic signal, general power of specifically charging.In charging process, described control module 2 is according to respectively
The charging status signal of battery to be charged sends the distribution of charging current and instructs to each battery to be charged, this specifically to be charged
General power is assigned in each charging equipment 5, when some battery to be charged stops electricity consumption, the most unnecessary electric current is divided
In other batteries to be charged of dispensing, it is achieved quick charge.
Compared to prior art, the charging equipment accessed is activated by the present invention by described control module, and root
General power of specifically charging is exported, it is achieved fill Large Copacity charging equipment is high-power according to the voltage and current signal of charging equipment
Electricity, charges to low capacity charging equipment small-power；Further, by detecting the charged state of each charging equipment in real time,
And automatically the charging current supplying this charging equipment can be distributed to other and treated time a charging equipment stops charging wherein
Charger, and then increase the charge power to other charging equipments, thus improve charge efficiency.
It addition, the present invention also can manually select fast mold filling formula or normal charge mode, for different charge requirement, thus
Both having protected charger, charging equipment will not quit work or the phenomenon such as damage because of excessive the causing of input power again, more
Add safe and reliable.
The invention is not limited in above-mentioned embodiment, if various changes or deformation to the present invention are without departing from the present invention
Spirit and scope, if these are changed and within the scope of deformation belongs to claim and the equivalent technologies of the present invention, then this
Bright being also intended to comprises these changes and deformation.
Claims (10)
1. the charger that can automatically distribute charging current, it is characterised in that include that power module, control module and detection divide
Join module；
Described power module, to described control module and detection distribution module for power supply；
Described detection distribution module, is connected with described control module and extraneous multiple charging equipments, and detects each to be charged
The voltage characteristic of equipment, and this voltage characteristic signal is forwarded to described control module；Described detection distribution module also detects respectively
The charged state of charging equipment, and this charging status signal is forwarded to described control module, and forward described control in real time
The charging current distribution instruction of module is to each charging equipment, to regulate the charging current of each charging equipment；
Described control module, exports, according to voltage characteristic signal, general power of specifically charging；In charging process, described control mould
Block instructs to each charging equipment always according to the charging status signal of each charging equipment, the distribution sending charging current, to incite somebody to action
This general power of specifically charging is assigned in each charging equipment.
The charger that can automatically distribute charging current the most according to claim 1, it is characterised in that described detection distribution mould
Block includes the first detection allocation unit and the second detection allocation unit；Described first detection allocation unit respectively with described control mould
Block and the first extraneous charging equipment group connect, and described first detection allocation unit is by the first charging equipment group of detection
Charged state feed back to described control module, described control module is assigned to the by described first detection allocation unit regulation
The charging current of one charging equipment group；Described second detection allocation unit is treated with described control module and extraneous second respectively
Charger group connects, and the charged state of the second charging equipment group of detection is fed back to by described second detection allocation unit
Described control module, described control module is assigned to the second charging equipment group by described second detection allocation unit regulation
Charging current；And when the charging current needed for the first charging equipment group reduces, will be distributed to by described control module
The charging current of the first charging equipment group is assigned in the second charging equipment group in the lump；Or in the second charging equipment group
When required charging current reduces, by described control module, the charging current distributing to the second charging equipment group is divided in the lump
It is fitted in the first charging equipment group.
The charger that can automatically distribute charging current the most according to claim 2, it is characterised in that described first detection point
Join the first charging that unit includes that the first DC-DC circuit is connected with described first DC-DC circuit to control testing circuit and second and fill
Electric control testing circuit；Described first charging equipment group includes the first charging equipment and the second charging equipment, described
One charging controls testing circuit and detects the charged state of the first charging equipment, and controls whether to fill to the first charging equipment
Electricity；Described second charging controls testing circuit and detects the charged state of the second charging equipment, and controls whether to wait to fill to second
Electricity equipment charge；And when detecting the charged state of the first charging equipment, control testing circuit by described first charging and stop
Only charge to this first charging equipment, control testing circuit by described second charging and start the second charging equipment is filled
Electricity；Or when detecting the charged state of the second charging equipment, control testing circuit by described second charging and stop to this
Second charging equipment charging, controls testing circuit by described first charging and starts to charge the first charging equipment.
The charger that can automatically distribute charging current the most according to claim 2, it is characterised in that described second detection point
Join the 3rd charging that unit includes that the second DC-DC circuit is connected with described second DC-DC circuit to control testing circuit and the 4th and fill
Electric control testing circuit；Described second charging equipment group includes the 3rd charging equipment and the 4th charging equipment；Described
Three chargings control the charged state of testing circuit detection the 3rd charging equipment, and control whether to fill to the 3rd charging equipment
Electricity；Described 4th charging controls the charged state of testing circuit detection the 4th charging equipment, and controls whether to wait to fill to the 4th
Electricity equipment charge；And when detecting the charged state of the 3rd charging equipment, control testing circuit by described 3rd charging and stop
Only to the 3rd charging equipment charging, control testing circuit by described 4th charging and start the 4th charging equipment is filled
Electricity；Or when detecting the charged state of the 4th charging equipment, control testing circuit by described 4th charging and stop to this
4th charging equipment charging, controls testing circuit by described 3rd charging and starts to charge the 3rd charging equipment.
The charger that can automatically distribute charging current the most according to claim 1, it is characterised in that also include showing mould
Block；Described display module is connected with described control module, to show the charged state of each charging equipment.
The charger that can automatically distribute charging current the most according to claim 1, it is characterised in that also include button mould
Block；Described key-press module is connected with described control module, is manually arranged the charging of each charging equipment by described key-press module
Pattern.
The charger that can automatically distribute charging current the most according to claim 1, it is characterised in that when accessing to be charged setting
Time standby, described control module inputs activated current signal to each charging equipment；Described detection distribution module is each by detect
In charging equipment, the voltage characteristic signal corresponding with this activated current signal is forwarded to described control module.
The charger that can automatically distribute charging current the most according to claim 3, it is characterised in that a described DC-DC
Circuit includes field effect transistor Q2, inductance L1, diode D5, filter capacitor C13, audion Q13, resistance R13；Described field effect transistor
The drain electrode of Q2 is connected with described power module；Source electrode is connected with inductance L1, diode D5 respectively, and described inductance L1 and filtered electrical
Hold ground connection after C13 connects；Grid is connected with the normal voltage outfan of described power module by resistance R13, and this grid leads to
Cross audion Q13 to be connected with described control module.
The charger that can automatically distribute charging current the most according to claim 4, it is characterised in that described first charging control
Testing circuit processed includes controlling whether the first charging control circuit to the first charging equipment charging, detection first is to be charged sets
Standby voltage and the first charging detecting circuit of electric current；Described first charging control circuit respectively with described first DC-DC circuit
Connect with described first charging detecting circuit, and described first charging detecting circuit is connected with described first charging equipment；Institute
State the second charging to control testing circuit and include controlling whether the second charging control circuit to the second charging equipment charging, detection
Second charging detecting circuit of the voltage and current of the second charging equipment；Described second charging control circuit is respectively with described
One DC-DC circuit and described second charging detecting circuit connect, and described second charging detecting circuit is second to be charged with described
Equipment connects.
The charger that can automatically distribute charging current the most according to claim 9, it is characterised in that described first charging
Control circuit includes field effect transistor Q4A, diode D6, resistance R14 and audion Q5；The drain electrode of described field effect transistor Q4A and electricity
Sense L1 connects；Source electrode is connected with described diode D6, and the positive terminal of described diode D6 and the first charging equipment connects；Described
The colelctor electrode of audion Q5 is connected with described power module by resistance R14, and this colelctor electrode and the grid of described field effect transistor Q4A
Pole connects；Grounded emitter, base stage is connected with described control module；Described first charging detecting circuit includes resistance R15, dividing potential drop
Resistance R17, derided capacitors C14, derided capacitors C17, resistance R19, resistance R20, resistance R16, field effect transistor Q6A, filter capacitor
C15 and resistance R18；Described resistance R15 is connected with described power module, described resistance R15 and the positive pole of the first charging equipment
End connects, and is connected with divider resistance R17, described divider resistance R17 be connected with described derided capacitors C14 after ground connection；Described point
Voltage capacitance C17 and control module；The positive terminal of described resistance R19 and the first charging equipment connects, and described resistance R20 is with described
Resistance R19 connects, and described resistance R16 is connected with described resistance R20；The drain electrode of described field effect transistor Q6A is to be charged with first to be set
Standby negative pole end connects, and grid is connected between described resistance R19 and resistance R20, and source electrode is connected to described resistance R20 and resistance
Between R16, and this source electrode be connected with filter capacitor C15 after ground connection；The negative pole end of charging equipment is connected with resistance R21, and should
End is connected with described control module by resistance R18.
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| CN201610525302.XA CN106058990B (en) | 2016-07-04 | 2016-07-04 | A kind of charger that can distribute charging current automatically |
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| CN201610525302.XA CN106058990B (en) | 2016-07-04 | 2016-07-04 | A kind of charger that can distribute charging current automatically |
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| CN106058990B (en) | 2019-01-04 |
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