CN109037808A - A kind of household low capacity lead-acid battery of electric vehicle obturator - Google Patents
A kind of household low capacity lead-acid battery of electric vehicle obturator Download PDFInfo
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- CN109037808A CN109037808A CN201811021564.8A CN201811021564A CN109037808A CN 109037808 A CN109037808 A CN 109037808A CN 201811021564 A CN201811021564 A CN 201811021564A CN 109037808 A CN109037808 A CN 109037808A
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- circuit
- lead
- energy storage
- connector
- obturator
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
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- 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
Abstract
The present invention is a kind of household low capacity lead-acid battery of electric vehicle obturator, circuit occurs for the impulse waveform including generating the high-frequency resonant pulse for repairing lead-acid accumulator, it is connected between charger and lead-acid accumulator, there is the first connector being connected with charger and the second connector being connected with lead-acid accumulator；Further include the power circuit that the charger and the power supply at lead-acid accumulator both ends are converted to obturator power supply, the resonant pulses electric current that circuit output occurs for the impulse waveform is superimposed to the output interface for being output to the both ends of lead-acid accumulator with charging current.Household low capacity lead-acid battery of electric vehicle obturator of the invention does not need external energy using the output of charger or the power supply of lead-acid accumulator itself.
Description
Technical field
The present invention relates to lead-acid batteries to repair field, in particular to a kind of household low capacity lead-acid battery of electric vehicle reparation
Device.
Background technique
With economic society sustained and rapid development, the vehicle technology of the low capacities such as electric bicycle gradually moves to maturity reality
With change, the electric vehicle of the low capacities such as electric bicycle has the laborsaving time saving of motor vehicle concurrently other than energy conservation, economic, environmental protection
Feature meets the consumption feature and demand of current consumer, just possesses huge consumer group by the development of a few years.Development
So far, China has become global maximum electric bicycle production and consumption state, annual output and consumption figure account for Gross World Product and
The specific gravity of consumption figure more than 90% or more, lead-acid accumulator as electric bicycle main electric energy supply equipment with its performance
It is stable, cheap, energy is powerful, the advantages such as safe and reliable, once realized with China's electric bicycle industry rapid
Development.
For electric vehicle lead-acid battery in charging use process, the decline of capacity caused by vulcanization problem is inevitable, this be because
It is attached on positive/negative plate for generated lead sulfate, the coarse crystallization that partially will form extremely difficult decomposition during discharge, and
It can not be restored with normal charging modes.Over time, the inactive sulfur lead plumbate crystallization formed on pole plate can be more and more, most
After so that pole plate is completely lost activity, this is the maximum reason for causing cell degradation.Meanwhile premature capacity decline, on the one hand allow
The feeling that user uses causes unnecessary trouble worse and worse, to trip, and on the other hand, shorter service life also promotes electricity
The production capacity of pond industry increases, and also causes excessive battery and scraps and bring bigger pressure to environmental improvement.
Therefore, extend electromobile battery to how to repair capacity decline caused by electromobile battery vulcanization in the industry
Service life has carried out fruitful work, and lead-acid battery of electric vehicle sulphur is such as solved using the method for high-frequency current pulse resonance
Hydrochlorate causes cell degradation to be a kind of popular method for restoring lead-acid battery, effect also clearly, but currently,
The equipment for realizing this restorative procedure generally uses active equipment reparation, needs to power in repair process, in some cases not
It is convenient.
Summary of the invention
The object of the present invention is to provide a kind of household low capacity lead-acid battery of electric vehicle obturator without additional power source,
The electric energy that battery itself is directlyed adopt in lead-acid accumulator repair process is repaired.
The technical scheme is that a kind of household low capacity lead-acid battery of electric vehicle obturator, including generate reparation
Circuit occurs for the impulse waveform of the high-frequency resonant pulse of lead-acid accumulator, is connected between charger and lead-acid accumulator, has
The first connector being connected with charger and the second connector being connected with lead-acid accumulator；It further include by the charger and plumbic acid
The power supply at battery both ends is converted to the power circuit of obturator power supply, the impulse waveform to that the resonance of circuit output occurs
Pulse current is superimposed the output interface for being output to the both ends of lead-acid accumulator with charging current.
The output or lead acid storage battery of household low capacity lead-acid battery of electric vehicle obturator of the invention using charger
The power supply in pond itself, does not need external energy.
Further, in above-mentioned household low capacity lead-acid battery of electric vehicle obturator: circuit packet occurs for impulse waveform
Include the single-chip microcontroller for generating pwm signal, switching tube Q1, energy-storage units, sustained diode 1 and sustained diode 25, current-limiting resistance
R3；
The pwm signal that the single-chip microcontroller generates connects the grid of switching tube Q1, and the drain electrode of switching tube Q1 passes through the energy storage list
Member connects one end of current-limiting resistance R3, and the other end of current-limiting resistance R3 passes through the anode phase of the second connector (P2) and lead-acid accumulator
Even, the sustained diode 1 and sustained diode 25 be connected to switching tube Q1 drain electrode and lead-acid accumulator anode it
Between, the drain electrode of the hot end of switching tube Q1 of sustained diode 1 and sustained diode 25；The source electrode of switching tube Q1 is grounded.
Further, in above-mentioned household low capacity lead-acid battery of electric vehicle obturator: the energy-storage units include
Energy storage inductor L1, energy storage inductor L2, energy storage inductor L6, energy storage inductor L7, storage capacitor C2 and accumulation power supply C5；The energy storage
Inductance L1 and energy storage inductor L2 series winding, energy storage inductor L6 and energy storage inductor L7 series winding；The energy storage inductor L1 and energy storage inductor
The common end of L2 is connected and one with storage capacitor C2 and accumulation power supply C5 with the common end of energy storage inductor L6 and energy storage inductor L7
End is connected, the other end ground connection of storage capacitor C2 and accumulation power supply C5；Another termination of energy storage inductor L2 and energy storage inductor L7 is opened
The other end of the drain electrode of pass pipe Q1, energy storage inductor L1 and energy storage inductor L6 connect the anode of lead-acid accumulator by current-limiting resistance R3.
Further, in above-mentioned household low capacity lead-acid battery of electric vehicle obturator: further including making the pulse
The resonant pulses that wave generator circuit generates have the waveform shaping control circuit of precipitous rising edge, the waveform shaping control
Circuit processed includes the amplifier and six Schmidt triggers amplified to the pwm signal of single-chip microcontroller output, the amplifier
Output termination six Schmidt triggers input terminal, six Schmidt triggers output termination switching tube Q1 grid.
Further, in above-mentioned household low capacity lead-acid battery of electric vehicle obturator: further including to the defeated of charger
The voltage sample detection circuit that voltage is detected, the single machine detect lead acid storage battery according to voltage sample detection circuit out
The voltage in pond generates corresponding pwm signal.
Further, in above-mentioned household low capacity lead-acid battery of electric vehicle obturator: further including reversal connection alarm protection
Circuit, the reversal connection alarm protection circuit are arranged in the first connector (P1) being connected with charger and are connected with lead-acid accumulator
The second connector (P2) in+, between-wiring, including reverse protection circuit and reversed audible and visual alarm circuit；
The reverse protection circuit includes reverse protection diode D8 and self- recoverage insurance F1；The self- recoverage insurance F1 connects
Be connected in the second connector (P2)+wiring and repair between other circuits, the cathode of reverse protection diode D8 is connected to recovery and protects
Dangerous F1 and the other circuit connecting places of reparation, plus earth；
The reversed audible and visual alarm circuit includes reversed input protection diode D23, the filter capacitor L8, current limliting being sequentially connected in series
Resistance R4 and acousto-optic circuit, the reversed anode for inputting protection diode D23 connect in the second connector (P2)-wiring；
The acousto-optic circuit includes zener diode Z1, filter capacitor C25 and filter capacitor C8 in parallel, buzzer BL1, string
Join the light emitting diode D5 of current-limiting resistance R20；The anode and zener diode Z1 cathode of light emitting diode D5 meets current-limiting resistance R4.
Further, in above-mentioned household low capacity lead-acid battery of electric vehicle obturator: further including output pulse suppression
Circuit, the output pulse suppression circuit are arranged in the first connector (P1) being connected with charger and are connected with lead-acid accumulator
The second connector (P2) between, including a filter inductance L4 and filter capacitor C7, the filter inductance L4 be connected on first
Connector (P1) and the second connector (P2)+wiring between, filter capacitor C7 is connected in parallel on the first connector (P1)+- line both ends.
The present invention is described in detail in the following with reference to the drawings and specific embodiments.
Detailed description of the invention
Fig. 1 is 1 obturator functional block diagram of the embodiment of the present invention.
Fig. 2 is 1 obturator circuit diagram of the embodiment of the present invention.
Specific embodiment
The present embodiment provides a kind of household small-sized electric car accumulator fixers, as shown in Figure 1, circuit system is by monolithic
Mechanical, electrical source circuit, voltage sample detection circuit, voltage reference circuit, waveform shaping control circuit, impulse waveform occur circuit,
Pulse suppression circuit, reversal connection alarm protection circuit and voltage indicating circuit composition are exported, user is in use, repairing the present embodiment
Multiple device is serially connected among charger and lead-acid battery of electric vehicle group, and the input terminal that the output of charger connects obturator forms first
Connector P1 provides electric energy and charging current to obturator by the first connector P1, and input terminal is after power circuit is handled to reparation
The power supply of device internal circuit, it is suitable that single-chip microcontroller exports after being calculated according to the accumulator battery voltage that voltage sample detection circuit measures
Pwm signal gives waveform shaping control circuit, and waveform shaping control circuit controls impulse waveform and circuit generation high-frequency resonant arteries and veins occurs
The two poles of the earth for rushing and being connected to after being superimposed with the charging current of charger output by the second connector P2 lead-acid accumulator, store plumbic acid
Battery is repaired, defeated mutually passing through between this first connector P1 and the second connector to connect with lead-acid accumulator with charger
Pulse suppression circuit provides charging current to output end out, and voltage indicating circuit controls output voltage state, reversal connection by single-chip microcontroller
Alarm protection circuit provides the sound-light alarm information of reversed access battery to obturator.
Fig. 1 show the circuit block diagram of household small-sized electric car accumulator fixer, wherein be connected with charger first
Connector P1 is known as input terminal, and the two connector P2 to connect with lead-acid accumulator are the output end of obturator, connects and exports in output end
Pulse suppression circuit, output pulse suppression circuit are connected to power circuit and voltage sample detection circuit, output pulse suppression electricity
Circuit connection also occurs with output end, impulse waveform for road, and power circuit is connected to voltage reference circuit, single-chip microcontroller and voltage instruction
Circuit, single-chip microcontroller connect voltage reference circuit, voltage indicating circuit, voltage sample detection circuit, waveform shaping control circuit, wave
Shape shaping control circuit is connected to impulse waveform and circuit occurs, and circuit connection output end and output pulse suppression occur for impulse waveform
Circuit, reversal connection warning circuit are connected to output end.
Single-chip microcontroller includes singlechip chip, reset circuit and program write-in port, and port can be written by program to monolithic
Machine carries out program downloading and upgrading, and power circuit is converted to direct-current working volts to single-chip microcontroller after input terminal access, through decompression
Power supply, voltage sample detection circuit are connected to single-chip microcontroller and provide voltage sampling signal to single-chip microcontroller, and voltage reference circuit is connected to
Single-chip microcontroller provides accurate reference voltage to single-chip microcontroller, and single-chip microcontroller generates pwm signal, is connected to waveform shaping control circuit, monolithic
The waveform letter control signal PWM that process control exports after machine calculates is output to waveform shaping control circuit, and single-chip microcontroller is also connected to
Voltage indicating circuit shows range of voltage values by 10 segmentation LED charactrons.
Voltage reference circuit is made up of tandem type precision voltage stabilizing chip and resistance capacitance, provides accurate benchmark to single-chip microcontroller
Voltage, for comparing the size of input voltage.Voltage reference circuit is connected to the simulation input pin of single-chip microcontroller.
Power circuit is made of high pressure decompression DC/DC conversion circuit and common decompression DC/DC conversion circuit, high pressure decompression
The charging that DC/DC conversion circuit is received from input terminal (charger output end) by output pulse suppression circuit filtering processing is straight
Galvanic electricity pressure is exported through common decompression DC/DC conversion circuit lowering and stabilizing blood pressure conversion process stable straight again after decompression is handled
Operating voltage is flowed to power to each built-up circuit such as single-chip microcontroller.
Voltage indicating circuit is made of display driver chip, current-limiting resistance and a segmentation LED charactrons, segmentation LED number
Code pipe is the LED pipe that can show ten sections of level, and display driver chip uses common multichannel CMOS integrated circuit driving chip, limit
Leakage resistance connects among LED charactrons and driving chip, provides suitable electric current and is used to LED driving display.Driving chip
Input port connects the display output port of single-chip microcontroller, controls output display voltage status by single-chip microcontroller.
As shown in Figure 1, Waveform Input output control unit parallel circuit controls electricity by voltage sample detection circuit, waveform shaping
Road, impulse waveform generation circuit, output pulse suppression circuit, reversal connection alert first for protecting circuit and being connected with charger and connect
Head P1 and the two connector P2 to connect with lead-acid accumulator composition.
Voltage sample detection circuit is made of input filter circuit, bleeder circuit, and input filter circuit is included as concatenated
The reversed self- recoverage insurance F1 for connecing alarm protection circuit of the anode of rectifier diode D2 and filter inductance L3, rectifier diode D2,
Cathode meets filter inductance L3, and another termination DC power supply of filter inductance L3 inputs pole, and DC power supply inputs pole and divides by bleeder circuit
After be connected to single-chip microcontroller voltage input foot B_VIN, bleeder circuit by two divider resistance R31, R25, a filter capacitor C1 and
One Transient Suppression Diode D4 composition.
Waveform shaping control circuit is made of transistor amplifier and six Schmitt trigger circuits, triode therein
Amplifying circuit has a NPN triode Q7 and three resistance R10, R11, R14 to constitute, and three resistance are respectively base stage current-limiting resistance
R11, base biasing resistor R14 and collector pull-up resistor R10, base stage current-limiting resistance R11 connect the pwm signal output end of single-chip microcontroller
With the base stage of triode Q7, base biasing resistor R14 is connected in parallel on triode Q7 base stage and emitter, collector pull-up resistor R10
Just, the collector of triode Q7 connects six as the anti-phase output of triode and applies the collector and 12V DC power supply for meeting triode Q7
The input of schmitt trigger U1, six I/O channels of Schmidt trigger are respectively in parallel to be used as a unit, is applied
The output of schmitt trigger meets wire jumper resistance JP1, and wire jumper resistance JP1 is connected to the grid that field-effect tube in circuit occurs for impulse waveform
Pole.
Impulse waveform occurs circuit and is made of metal-oxide-semiconductor switching circuit and LC energy storage flyback impulse circuit, the grid of metal-oxide-semiconductor Q1
Pole connects the wire jumper resistance of waveform shaping control circuit, and grid and sources connected in parallel ground protection resistance, source electrode connect 2 current limlitings over the ground
Protective resistance, LC energy storage flyback impulse circuit is by four energy storage inductors, two filter capacitors, two freewheeling diodes and one
Power current-limiting resistance composition is connected to the self- recoverage insurance of reversal connection alarm protection circuit on power current-limiting resistance, under connect 2 it is in parallel
Energy storage inductor, 2 energy storage inductors in parallel separately connect two energy storage inductors in parallel, and the public termination two among energy storage inductor is simultaneously
For the filter capacitor of connection to ground, the energy storage inductor of lower end connects FET drain, and FET drain connects two Schottky two simultaneously
The anode of pole pipe.
Output waveform suppression circuit includes that a filter inductance and filter capacitor, filter inductance are connected on input terminal and output
Between the anode at end, filter capacitor is connected in parallel on input terminal positive and negative end, and input terminal, that is, charger input, output end is battery pack
Connection.
Reversal connection alarm protection circuit includes reverse protection circuit and reversed audible and visual alarm circuit, and reverse-phase protection circuit is by one
Reverse protection diode and self- recoverage insurance composition, self- recoverage insurance are being connected to cell input terminal just, reverse protection diode
Cathode be connected to recovery insurance and impulse waveform occur circuit, plus earth, reversed audible and visual alarm circuit include by ground series connection according to
Reversed input protection diode, filter capacitor, current-limiting resistance and the acousto-optic circuit of secondary connection, acousto-optic-electric routing zener,
Two filter capacitors, buzzer, series limiting resistor light emitting diode composition, latter termination battery pack input in parallel is positive.
The reversed input protection diode of reversed audible and visual alarm circuit is presently connected to ground.
User is in use, dock the output end of the input terminal of obturator and charger, the output end of obturator and electronic
The charge port of vehicle battery pack connects, and the export of charger connects the input terminal of obturator to obturator offer electric energy and charging current,
The input terminal of obturator is powered after power circuit is handled to obturator internal circuit, after internal circuit power supply, single-chip microcontroller starting
Built-in program is executed after initialization, output duty cycle is adjustable after then calculating according to the voltage that voltage sample detection circuit measures
Pwm pulse waveform control signal give waveform shaping control circuit, waveform shaping control circuit to output waveform carry out shaping and
It is output to impulse waveform after processing, circuit occurs, control impulse waveform occurs circuit and generates high-frequency resonant pulse and be output to output
It holds and is repaired to battery, the input terminal of obturator is by providing charging current, electricity to output end after output pulse suppression circuit
Indicating circuit is pressed to control output voltage state by single-chip microcontroller, reversal connection alarm protection circuit provides reversed access battery to obturator
Sound-light alarm information.
If Fig. 2 is high-frequency resonant pulse signal generator and other control high-frequency resonant pulse signals in the present embodiment
Form it into the control circuit of the rising edge of steeper, Waveform Input output control circuit partial schematic diagram, Waveform Input is defeated
By voltage sample detection circuit, waveform shaping control circuit, impulse waveform circuit, output pulse suppression occur for control section circuit out
Circuit, reversal connection alarm protection circuit and input/output terminal composition processed.
Voltage sample detection circuit is made of input filter circuit, bleeder circuit, and input filter circuit is included as concatenated
The reversed self- recoverage insurance F1 for connecing alarm protection circuit of the anode of rectifier diode D2 and filter inductance L3, rectifier diode D2,
Cathode meets filter inductance L3, another termination DC power supply endpoint of filter inductance L3, and divider resistance R31, R25 etc. form bleeder circuit,
DC power supply endpoint is connected to single-chip microcontroller voltage input foot after bleeder circuit divides, and bleeder circuit is by two divider resistance R31
The height electricity that battery pack is used to input with R25, a filter capacitor C1 and a Transient Suppression Diode D4 composition, bleeder circuit
Pressure is converted to the low-voltage of Chip Microcomputer A/D port identification.Single-chip microcontroller confirms the voltage of lead-acid accumulator by this voltage of identification,
It is indicated on voltage indicating circuit, meanwhile, the resonance for being appropriate to the lead-acid accumulator for repairing the voltage is generated according to this voltage
The pwm signal of pulse, control high-frequency resonant pulse signal generate.
Waveform shaping control circuit is made of transistor amplifier and six Schmitt trigger circuits, triode therein
Control circuit is made of a NPN triode Q7 and three resistance, and three resistance are respectively that base stage current-limiting resistance R11, base stage are inclined
Resistance R14 and collector pull-up resistor R10 are set, base stage current-limiting resistance R11 connects single-chip microcontroller output and base stage, base biasing resistor
R14 is connected in parallel on the base stage and emitter of triode Q7, and collector pull-up resistor R10 connects triode Q7 collector and 12V DC electricity
Just, the collector of triode Q7 connects the input of six Schmidt trigger U1, schmidt trigger as the anti-phase output of triode in source
Six I/O channels of device U1 are respectively in parallel to be used as a unit, and the output of Schmidt trigger U1 connects wire jumper resistance
JP1, wire jumper resistance JP1 are connected to the grid that field-effect tube Q11 in circuit occurs for impulse waveform, and transistor amplifier is realized single
The output waveform level conversion and amplification of piece machine, reverse phase shaping of the Schmidt trigger for waveform export.
Impulse waveform occurs circuit and is made of metal-oxide-semiconductor switching circuit and LC energy storage flyback impulse circuit, the grid of metal-oxide-semiconductor Q1
Pole connects the wire jumper resistance JP1 of waveform shaping control circuit, and grid and sources connected in parallel ground protection resistance R27, source electrode connect 2 over the ground
A current limiting safeguard resistor R1 and R9, LC energy storage flyback impulse circuit is by four energy storage inductor L1, L6, L2, L7, two filtered electricals
Hold C2 and C5, two sustained diodes 1 and D25 and power current-limiting resistance R3 composition, is connected on power current-limiting resistance R3 anti-
Meet the self- recoverage insurance F1 of alarm protection circuit, under meet 2 in parallel energy storage inductor L1 and L6, energy storage inductor L1 and L6 in parallel
Two energy storage inductor L2 and L7 in parallel separately are met, public termination two filter capacitor C2 and C3 in parallel among energy storage inductor are arrived
Ground, the energy storage inductor L2 and L7 of lower end connect the drain electrode of field-effect tube Q1, and field-effect tube Q1 drains while connecing two Schottky in parallel
The anode of diode D1 and D25, impulse waveform generation circuit constitute imperfect under the composition of the elements such as energy storage inductor and capacitor
BOOST booster circuit the instantaneous boosting output of pulse is realized by single-chip microcontroller control switch pulse.
Output waveform suppression circuit includes a filter inductance L4 and filter capacitor C7, and filter inductance L4 is connected on obturator
Between input terminal P1 and the anode of output end P2, filter capacitor C7 is connected in parallel on input terminal P1 positive and negative end, and input terminal P2 fills
Electric appliance input, output end P2 are battery pack connection, and output waveform suppression circuit is eliminated for constituting a filter circuit and repairs wave
The influence that shape accesses charger.
Reversal connection alarm protection circuit includes reverse protection circuit and reversed audible and visual alarm circuit, and reverse protection circuit is by one
Reverse protection diode D8 and self- recoverage insurance F1 composition, self- recoverage insurance F1 is being connected to cell input terminal P1 just, reversed to protect
The cathode of shield diode D8 is connected to recovery insurance F1 and circuit, plus earth, reversed audible and visual alarm circuit packet occur for impulse waveform
It includes and is connected sequentially connected reversed input protection diode D23, filter capacitor L8, current-limiting resistance R4 and acousto-optic circuit by ground, sound
Photoelectricity routing zener Z1, two filter capacitors C25 and C8, buzzer BL1, series limiting resistor R20 light-emitting diodes
Pipe D5 composition, latter termination battery pack input anode in parallel.The reversed input protection diode D23's of reversed audible and visual alarm circuit
It is presently connected to ground, reversal connection alarm protection circuit works after output end reversal connection, if battery is reversely connected, reverse connecting protection diode D8
Conducting, short-time current rising is larger, and resistance value is climbed to infinity after self- recoverage insurance overcurrent, makes obturator late-class circuit
It disconnects, reversely input protection diode D23 conducting, electric current flow through L8 at this time, provide electricity to acousto-optic circuit after R4 current limliting
Pressure and electric current, reversed to alert light emitting diode D5 conducting, buzzer BL1 ring reminds the output of user's wrong by sound-light alarm,
It needs to replace connection at once.
The course of work of the obturator of the present embodiment is:
Lead-acid accumulator obturator of the invention is required to specifications input terminal (the first connector connector P1) is connected to electricity
On the output interface of vehicle charger, the polarity and reliability of connection are paid attention to, after connecting, (second is connect the output end of obturator
Head P2) it is connected in the charge port of battery of electric vehicle group, notice whether the polarity of connection is correct, if wrong polarity, reversal connection alarm
Protection circuit will start protection and issue acousto-optic warning information, remind user's more polar exchanging, and after connecting, the charger of user connects
It is connected in commercial power socket and enters charged state, the direct current energy that charges at this time is connected to by the output pulse suppression circuit of obturator
Output end, that is, battery charging port of obturator charges to battery pack.
The direct current energy of charger can enter the power circuit of obturator simultaneously, by the decompression conversion of power circuit with
Internal direct current power supply is formed afterwards, electric energy is provided to internal executive component and single chip circuit etc., on single chip machine controlling circuit
After electricity, reset circuit works first carries out reset operation to single-chip microcontroller, starts to execute internal FLASH storage after monolithic processor resetting
The program that device is finished writing in advance first initializes internal and external resource, after the completion, the analog input end of single-chip microcontroller
Mouthful voltage signal of the constant testing from voltage sample detection circuit, by be calculated as after voltage reference circuit it is actual
Battery voltage, battery voltage can be shown by voltage indicating circuit, also the input as single-chip microcontroller pulse output
Calculating parameter.
The pwm pulse that the voltage parameter of input exports fixed value after calculating is controlled electricity to waveform shaping by single-chip microcontroller
Road, then driving is output to the field-effect tube Q1, Q1 of impulse waveform generation circuit in pulse control waveform after waveform shaping
The lower conducting of high level control, energy storage inductor L1, L2, L6, L7 enter energy storage mode, insure F1 to output end by self- recoverage
Battery just discharges, and just produces the charging pulse of superposition negative pulse in output end at this time, suitably eliminates charger charging
Polarization phenomena in the process, enhance battery charging tolerance, the limited size leakage resistance R3 of maximum negative pulse discharge electric current,
The loop resistances such as R1, R9 and inductive impedance limit, and the capacitor on filter capacitor C2 and C5 cannot be mutated, for accelerating L2's and L7
Energy storage, after Q1 is controlled by prime into off state, the electric energy of the storage on L2 and L7 will continue to discharge, and electric current cannot dash forward
Become, forms inverse electromotive force and pass through sustained diode 1 and the circuit D25 and cross self- recoverage insurance electricity of the F1 to obturator output end
The release of pond anode, just produces flyback high-frequency resonant pulse, the frequency of impulse waveform and switch time are by one-chip machine port at this time
Control.There is the characteristic of high voltage high impulse currents to the high-frequency resonant pulse of accumulator anode board, it can be with battery itself
The coarse lead sulfate crystalline solid of product generates physical resonant, and participates in the electrochemical reaction of inside battery complexity, gradually dissolution and
Coarse lead sulfate crystallization is restored, increases polar plate of lead acid storage battery minuteness electrochemical response area, restores and increase battery
Capacity, extend the service life of battery.
Claims (7)
1. a kind of household low capacity lead-acid battery of electric vehicle obturator repairs the high-frequency resonant arteries and veins of lead-acid accumulator including generating
Circuit occurs for the impulse waveform of punching, it is characterised in that: is connected between charger and lead-acid accumulator, has and be connected with charger
The first connector (P1) and the second connector (P2) for being connected with lead-acid accumulator；It further include by the charger and lead acid storage battery
The power supply at pond both ends is converted to the power circuit of obturator power supply, the impulse waveform to that the resonant pulses of circuit output occur
Electric current is superimposed the output interface for being output to the both ends of lead-acid accumulator with charging current.
2. household low capacity lead-acid battery of electric vehicle obturator according to claim 1, it is characterised in that: impulse waveform
It includes single-chip microcontroller, switching tube Q1, energy-storage units, sustained diode 1 and the freewheeling diode for generating pwm signal that circuit, which occurs,
D25, current-limiting resistance R3；
The pwm signal that the single-chip microcontroller generates connects the grid of switching tube Q1, and the drain electrode of switching tube Q1 passes through the energy storage list
Member connects one end of current-limiting resistance R3, and the other end of current-limiting resistance R3 passes through the anode phase of the second connector (P2) and lead-acid accumulator
Even, the sustained diode 1 and sustained diode 25 be connected to switching tube Q1 drain electrode and lead-acid accumulator anode it
Between, the drain electrode of the hot end of switching tube Q1 of sustained diode 1 and sustained diode 25；The source electrode of switching tube Q1 is grounded.
3. household low capacity lead-acid battery of electric vehicle obturator according to claim 2, it is characterised in that: the storage
Can unit include energy storage inductor L1, energy storage inductor L2, energy storage inductor L6, energy storage inductor L7, storage capacitor C2 and accumulation power supply C5；
The energy storage inductor L1 and energy storage inductor L2 series winding, energy storage inductor L6 and energy storage inductor L7 series winding；The energy storage inductor L1
Be connected with the common end of energy storage inductor L2 with the common end of energy storage inductor L6 and energy storage inductor L7 and with storage capacitor C2 and energy storage
One end of power supply C5 is connected, the other end ground connection of storage capacitor C2 and accumulation power supply C5；Energy storage inductor L2's and energy storage inductor L7
The other end of the drain electrode of another termination switching tube Q1, energy storage inductor L1 and energy storage inductor L6 connect lead acid storage battery by current-limiting resistance R3
The anode in pond.
4. household low capacity lead-acid battery of electric vehicle obturator according to claim 2, it is characterised in that: further include making
The waveform shaping control circuit that the resonant pulses that circuit generates have precipitous rising edge occurs for the impulse waveform, described
Waveform shaping control circuit includes the amplifier and six Schmidt triggers amplified to the pwm signal of single-chip microcontroller output, institute
The input terminal of output six Schmidt triggers of termination for the amplifier stated, the output termination switching tube Q1's of six Schmidt triggers
Grid.
5. household low capacity lead-acid battery of electric vehicle obturator according to claim 2, it is characterised in that: further include pair
The voltage sample detection circuit that the output voltage of charger is detected, the single-chip microcontroller are examined according to voltage sample detection circuit
The voltage for measuring lead-acid accumulator generates corresponding pwm signal.
6. according to claim 1 to any household low capacity lead-acid battery of electric vehicle obturator in 5, feature exists
In: it further include reversal connection alarm protection circuit, the first connector being connected with charger is arranged in the reversal connection alarm protection circuit
(P1) and with lead-acid accumulator in the second connector (P2) being connected+, between-wiring, including reverse protection circuit and reversed sound
Light warning circuit；
The reverse protection circuit includes reverse protection diode D8 and self- recoverage insurance F1；The self- recoverage insurance F1 connects
Be connected in the second connector (P2)+wiring and repair between other circuits, the cathode of reverse protection diode D8 is connected to recovery and protects
Dangerous F1 and the other circuit connecting places of reparation, plus earth；
The reversed audible and visual alarm circuit includes reversed input protection diode D23, the filter capacitor L8, current limliting being sequentially connected in series
Resistance R4 and acousto-optic circuit, the reversed anode for inputting protection diode D23 connect in the second connector (P2)-wiring；
The acousto-optic circuit includes zener diode Z1, filter capacitor C25 and filter capacitor C8 in parallel, buzzer BL1, string
Join the light emitting diode D5 of current-limiting resistance R20；The anode and zener diode Z1 cathode of light emitting diode D5 meets current-limiting resistance R4.
7. household low capacity lead-acid battery of electric vehicle obturator according to claim 6, it is characterised in that: further include defeated
The first connector (P1) and and plumbic acid being connected with charger is arranged in pulse suppression circuit out, the output pulse suppression circuit
Between connected the second connector (P2) of battery, including a filter inductance L4 and filter capacitor C7, the filter inductance L4
Be connected on the first connector (P1) and the second connector (P2)+wiring between, filter capacitor C7 is connected in parallel on the first connector (P1)+- line
Both ends.
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| CN201811021564.8A CN109037808B (en) | 2018-09-03 | 2018-09-03 | Lead-acid storage battery repairing device for household small-capacity electric vehicle |
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| CN201811021564.8A CN109037808B (en) | 2018-09-03 | 2018-09-03 | Lead-acid storage battery repairing device for household small-capacity electric vehicle |
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| CN109378533A (en) * | 2018-10-18 | 2019-02-22 | 陈明 | A kind of high-capacity lead-acid storage battery instrument for repairing |
| CN109449509A (en) * | 2018-10-18 | 2019-03-08 | 陈明 | A kind of lead-acid accumulator off-network restorative procedure and instrument for repairing |
| CN110534824A (en) * | 2019-07-22 | 2019-12-03 | 大城绿川（深圳）科技有限公司 | A kind of lead-acid accumulator on-line intelligence maintenance system of the RS485 communication based on adaptive networking |
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| CN201340889Y (en) * | 2009-01-12 | 2009-11-04 | 李树凯 | Household battery repair device |
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| CN107437641A (en) * | 2017-07-21 | 2017-12-05 | 洛阳彤辉电子科技有限公司 | Electric-bicycle storage-battery obturator and restorative procedure |
| CN208753463U (en) * | 2018-09-03 | 2019-04-16 | 大城绿川（深圳）科技有限公司 | A kind of household low capacity lead-acid battery of electric vehicle obturator |
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| CN109378533A (en) * | 2018-10-18 | 2019-02-22 | 陈明 | A kind of high-capacity lead-acid storage battery instrument for repairing |
| CN109449509A (en) * | 2018-10-18 | 2019-03-08 | 陈明 | A kind of lead-acid accumulator off-network restorative procedure and instrument for repairing |
| CN110534824A (en) * | 2019-07-22 | 2019-12-03 | 大城绿川（深圳）科技有限公司 | A kind of lead-acid accumulator on-line intelligence maintenance system of the RS485 communication based on adaptive networking |
| CN110534824B (en) * | 2019-07-22 | 2022-10-21 | 大城绿川（深圳）科技有限公司 | RS485 communication lead-acid storage battery online intelligent maintenance system based on self-adaptive networking |
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| CN112701745A (en) * | 2020-12-09 | 2021-04-23 | 西安图为电气技术有限公司 | Lithium battery management system and control method thereof |
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Inventor after: Chen Ming Inventor after: Li Zhanying Inventor after: Pan Jun Inventor after: Xu Jin Inventor after: Xie Haipeng Inventor before: Chen Ming Inventor before: Pan Jun Inventor before: Xu Jin Inventor before: Xie Haipeng |