CN106585418B - Charging device of electric automobile - Google Patents
Charging device of electric automobile Download PDFInfo
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- CN106585418B CN106585418B CN201710029783.XA CN201710029783A CN106585418B CN 106585418 B CN106585418 B CN 106585418B CN 201710029783 A CN201710029783 A CN 201710029783A CN 106585418 B CN106585418 B CN 106585418B
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- Prior art keywords
- battery
- charging
- block
- single battery
- positive terminal
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
- B60L58/22—Balancing the charge of battery modules
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The invention discloses charging device of electric automobile, are related to electric car charging technique field, which can make the damage of single single battery will not influence other single battery chargings.Including microcontroller and battery connection module, respectively the charger equal with single battery number, switching switch and current limliting module；Battery connection module includes the bulk charging bindiny mechanism equal with single battery number；On one terminals at the one-to-one selection end for being connected to switching switch of the power output end of each charger；On one-to-one one end for being connected to current limliting module of turning end of each switching switch, in the one-to-one bulk charging bindiny mechanism for being connected to battery connection module of the other end of each current limliting module；Battery connection module connects on the battery pack.
Description
Technical field
The present invention relates to electric car charging technique fields, and in particular to charging device of electric automobile.
Background technique
Charging device of electric automobile all charges to the battery pack of electric car with a charger at present, and is filling
It is connected in series with each other between single battery in electric process in battery pack.As long as having between the single battery being serially connected
One single battery failure will lead to the situation that entire battery pack rushes bad electricity.Therefore, a kind of single monomer electricity is designed
The charging device of electric automobile that the damage in pond will not influence other single battery chargings is very necessary.
Summary of the invention
The present invention is to provide a kind of electric car in order to solve existing charging device of electric automobile above shortcomings and fill
Electric installation.The charging device of electric automobile can make the damage of single single battery will not influence the charging of other single batteries, and
Do not become to connect together for that can be sequentially connected in series mutually independent single battery each in battery pack when battery pack charging
The series-connected cell for being sequentially connected in series together in battery pack can be become mutually independent list when for battery pack charging by battery
Body battery also can be carried out voltage detecting to the charging process of each single battery, and can be to the charging progress of each single battery
Individually controlled, can also the charging voltage to each single battery individually controlled, and be equipped with the successive control mechanism of being powered
Battery pack is powered on and is recharged after first allowing the single battery of series connection to become independent single battery in charging process, charging can
By property height.
The above technical problem is solved through the following technical scheme:
The battery pack of charging device of electric automobile, electric car be sequentially connected in series by several mutually independent single batteries and
At；Including microcontroller and battery connection module, further include charger equal with single battery number respectively, switching switch and
Current limliting module；Battery connection module includes the bulk charging bindiny mechanism equal with single battery number；It is connected in each bulk charging
Bulk voltage detection chip is respectively equipped in mechanism；The power output end of each charger is one-to-one to be connected to each switching switch choosing
It selects on a terminals at end；On one-to-one one end for being connected to current limliting module of turning end of each switching switch, each current limliting
In the one-to-one bulk charging bindiny mechanism for being connected to battery connection module of the other end of module；Battery connection module is connected to battery
In group, the control terminal of the battery connection module, each bulk voltage detection chip, the control terminal of each current limliting module and each cut
The control terminal for changing switch is connect with microcontroller respectively；And under the control of the micro-controller, when not being battery pack charging, battery
Mutually independent single battery each in battery pack can be sequentially connected in series by link block becomes series-connected cell together, when for
When battery pack charges, the series-connected cell for being sequentially connected in series together in battery pack can be become mutually indepedent by battery connection module
Single battery.
The power input of each charger and the power input of microcontroller are conductively connected and are powered successively at one
On control mechanism, and the successive control mechanism that is powered when powering on first is powered to microcontroller, then gives charger to be powered again；In
The successive control mechanism that is powered when lower electricity first allows charger to power off, and then allows microcontroller to power off again.
The successive control mechanism of the energization of this programme is first powered by microcontroller, and controller just allows battery connection module after being powered
The series-connected cell for being sequentially connected in series together in battery pack is become into mutually independent single battery, is then electrified to successively control
Mechanism just allows charger to be powered, and can be fully ensured that in this way when charger is powered, be mutually indepedent between each single battery
, charging would not be impacted between each single battery.
For this programme in charging, voltage checking chip can carry out voltage detecting to corresponding single battery.When some monomer
Battery can reduce charging current by current limliting module when being full of, and can pass through current limliting mould when some single battery is not full of far also
Block increases charging current.To make voltage contained by single battery identical as far as possible.When each single battery is full of and each monomer
The voltage of battery can disconnect charge power supply when identical.Or when each single battery and underfill and each single battery
Voltage can also disconnect charge power supply when identical.After allowing single battery to be connected in this way, do not had between the single battery of series connection
Electric current flowing, the high reliablity of battery.The charging current or charging voltage of each charger between each other can not be identical.By cutting
Different chargers can be selected to some single battery by changing switch.The cooperation of switching switch and current limliting module can preferably need
The single battery of charging provides charging current and charging voltage in real time, consequently facilitating the charging progress to each single battery carries out
Individually control, is also convenient for individually controlling the charging voltage of each single battery.This programme can make single single battery
Damage will not influence other single battery chargings, and can be by mutually independent list each in battery pack when not being battery pack charging
Body battery is sequentially connected in series becomes series-connected cell together, can will be sequentially connected in series in battery pack when for battery pack charging
Series-connected cell together becomes mutually independent single battery, also can be carried out voltage inspection to the charging process of each single battery
Survey, and can the charging progress to each single battery individually controlled, the charging voltage of each single battery can also be carried out
Individually control is equipped with overheat protector to single battery charging and controls, and charging security is high.And it is equipped with the successive control mechanism pair that is powered
Battery pack powers on first allow the single battery of series connection to become independent single battery in charging process after recharge, charging is reliable
Property it is high
Preferably, there are three the single battery for setting battery pack is total, and setting these three single batteries is respectively No.1 monomer
Battery, No. two single batteries and No. three single batteries；The bulk charging bindiny mechanism of battery connection module altogether there are three, and set this three
Individual charging connection mechanism is respectively that No.1 bulk charging bindiny mechanism, No. two bulk charging bindiny mechanisms with No. three bulk chargings connect machine
Structure；Battery connection module further includes that a group power output interface, No.1 single-pole double-throw switch (SPDT), No. two single-pole double-throw switch (SPDT)s and hilted broadsword are opened
It closes；The anode of No.1 single battery is connected in the turning end of No.1 single-pole double-throw switch (SPDT), the No.1 of No.1 single-pole double-throw switch (SPDT)
Contact is connected on the positive terminal of No.1 bulk charging bindiny mechanism, and No. two contacts of No.1 single-pole double-throw switch (SPDT) are connected to two
On No. two contacts of number single-pole double-throw switch (SPDT), the cathode that the cathode of No.1 single battery is connected to No.1 bulk charging bindiny mechanism is connect
On line end, the cathode of No.1 single battery is also connected in the negative terminals of group power output interface；No. two single batteries
Anode is connected on the positive terminal of No. two bulk charging bindiny mechanisms, and it is defeated that the anode of No. two single batteries is also connected to group power supply
On the positive terminal of outgoing interface, the cathode of No. two single batteries is connected to the negative terminals of No. two bulk charging bindiny mechanisms
On, the cathode of No. two single batteries is also connected on one end of single knife switch；The cathode of No. three single batteries is connected to No. two lists
In the turning end of double-pole double throw switch, the No.1 contact of No. two single-pole double-throw switch (SPDT)s is connected to the cathode of No. three bulk charging bindiny mechanisms
On terminals, the anode of No. three single batteries is connected on the positive terminal of No. three bulk charging bindiny mechanisms, No. three monomer electricity
The anode in pond is also connected on the other end of single knife switch；The control terminal of the No.1 single-pole double-throw switch (SPDT), No. two single-pole double throws
The control terminal of switch and the control terminal of single knife switch are connect with microcontroller respectively.
This battery connection module can be by mutually independent monomer each in battery pack when battery pack can be allowed to charge well
Battery is sequentially connected in series becomes series-connected cell together, can will be sequentially connected in series in battery pack when for battery pack charging
Series-connected cell together becomes mutually independent single battery, high reliablity.
Preferably, No. two contacts of the No.1 single-pole double-throw switch (SPDT) and No. two contacts of No. two single-pole double-throw switch (SPDT)s are equal
For normally-closed contact, No. two touchings of No. two contacts of No.1 single-pole double-throw switch (SPDT) and No. two single-pole double-throw switch (SPDT)s in battery pack charging
Point is in off-state, No. two contacts of No.1 single-pole double-throw switch (SPDT) and No. two single-pole double-throw switch (SPDT)s when battery pack and do not charge
No. two contacts be in closed state；The one of the No.1 contact of the No.1 single-pole double-throw switch (SPDT) and No. two single-pole double-throw switch (SPDT)s
Number contact is normally opened contact, the No.1 contact of No.1 single-pole double-throw switch (SPDT) and No. two single-pole double-throw switch (SPDT)s in battery pack charging
No.1 contact be in closed state, battery pack do not charge when No.1 single-pole double-throw switch (SPDT) No.1 contact and No. two hilted broadswords
The No.1 contact of commutator is in off-state；The single knife switch is in an off state when battery pack charges, in electricity
Closed state is in when pond group does not charge.
Such a construction increases battery packs can remain each mutually independent monomer in battery pack in use
Battery is sequentially connected in series becomes series-connected cell together, high reliablity.
Preferably, the successive control mechanism that is powered includes the insulation tube of right end sealing, insulation bearing piece, insulated slide bar and hand
Handle, insulation bearing piece are fixed in insulation tube, are transversely provided with slide opening in insulation bearing piece, insulated slide bar is slidably arranged in sliding block
Interior, handle is fixedly connected on the left end of insulated slide bar；From left to right successively fixation is set on the inner tubal wall bottom surface of insulation tube
There are No.1 positive terminal end, No.1 negative terminal end, No. two positive terminal ends and No. two negative terminal ends, and one
The height of number positive terminal end is higher than the height of No.1 negative terminal end, and the height of No.1 negative terminal end is higher than No. two
The height of positive terminal end, the height of No. two positive terminal ends are higher than the height of No. two negative terminal ends；In insulation branch
No. three positive terminal ends, No. three negative terminals are from left to right successively fixed on the lower surface of the insulated slide bar of block right
End, No. four positive terminal ends and No. four negative terminal ends, and when insulated slide bar is moved to setting position, No. three
Positive terminal end can compress conductive connection on No.1 positive terminal end, and No. three negative terminal ends can compress conductive connection
On No.1 negative terminal end, No. four positive terminal ends can compress conductive connection on No. two positive terminal ends, and No. four
Negative terminal end can compress conductive connection on No. two negative terminal ends；The power input anode of microcontroller is electrically connected
In the lower end of No.1 positive terminal end, the power input cathode of microcontroller is connected electrically under No.1 negative terminal end
End, the power input anode of charger are connected electrically in the lower end of No. two positive terminal ends, and the power input of charger is negative
Pole is connected electrically in the lower end of No. two negative terminal ends；No. three positive terminal ends and No. four positive terminal ends are both electrically connected with
Be powered successive control mechanism power input anode on；No. three negative terminal ends and No. four negative terminal ends are all electrically connected
It connects on the cathode of the power input for the successive control mechanism that is powered.
The present invention can reach following effect:
Charging device of electric automobile of the invention can make the damage of single single battery will not influence other single batteries to fill
Electricity, and mutually independent single battery each in battery pack can be sequentially connected in series when not being battery pack charging and be become together
At series-connected cell, the series-connected cell for being sequentially connected in series together in battery pack can be become mutually solely when for battery pack charging
Vertical single battery also can be carried out voltage detecting to the charging process of each single battery, and can fill to each single battery
Electric progress is individually controlled, can also the charging voltage to each single battery individually controlled.It is highly-safe, reliability
It is good, and battery pack is powered on equipped with the successive control mechanism that is powered, the single battery of series connection is first allowed to become independent in charging process
Single battery after recharge, charge high reliablity.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of circuit principle connecting structure of the embodiment of the present invention.
Fig. 2 is one kind when upper electromagnet is pressed on lower electromagnet at No.1 bulk charging of embodiment of the present invention bindiny mechanism
Attachment structure schematic diagram.
Fig. 3 is one when upper electromagnet is not pressed on lower electromagnet at No.1 bulk charging of embodiment of the present invention bindiny mechanism
Kind attachment structure schematic diagram.
Fig. 4 is a kind of attachment structure schematic diagram at temperature testing organization slide rheostat of the embodiment of the present invention.
Fig. 5 is a kind of partial enlargement attachment structure schematic diagram of Fig. 4.
Fig. 6 is a kind of circuit theory connection structure schematic block diagram at the present embodiment dual power supply mechanism.
Fig. 7 is a kind of circuit theory connection structure schematic block diagram of the present embodiment.
Fig. 8 is a kind of attachment structure schematic diagram at temperature testing organization pressure sensor of the embodiment of the present invention.
Fig. 9 is one kind when the embodiment of the present invention is powered that charger and microcontroller all do not power on also at successive control mechanism
Use state attachment structure schematic diagram.
Figure 10 is that be powered successive control mechanism of the embodiment of the present invention is in when powering on, only the power input of microcontroller
A kind of use state attachment structure schematic diagram when anode has been powered on.
Figure 11 is that be powered successive control mechanism of the embodiment of the present invention is in when powering on, only the power input of microcontroller
Anode powers on a kind of use state connection structure when also having been turned on power supply with the power input cathode of microcontroller and shows
It is intended to.
Figure 12 is that be powered successive control mechanism of the embodiment of the present invention is in when powering on, only the power input of microcontroller
Anode powers on, the power input cathode of microcontroller also has been turned on power supply and the power input anode of charger also
A kind of use state attachment structure schematic diagram when powering on.
Figure 13 is that be powered successive control mechanism of the embodiment of the present invention is in when powering on, the power input anode of microcontroller
Power on, the power input cathode of microcontroller also has been turned on power supply, the power input anode of charger also has been turned on
The power input cathode of power supply and charger also has been turned on a kind of use state attachment structure schematic diagram when power supply.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings and embodiments.
Embodiment 1, charging device of electric automobile, referring to shown in Fig. 1, Fig. 7, the battery pack 26 of electric car is by several phases
Mutual independent single battery is sequentially connected in series；It further include electric with monomer respectively including microcontroller 8 and battery connection module 22
The equal charger of pond number, switching switch and current limliting module；Battery connection module includes the body equal with single battery number
Charging connection mechanism；Bulk voltage detection chip 101 is respectively equipped in each bulk charging bindiny mechanism；The power supply of each charger
On the one-to-one terminals for being connected to each switching switch selection end of output end；The turning end of each switching switch is one-to-one
It is connected on one end of current limliting module, the one-to-one bulk charging for being connected to battery connection module of the other end of each current limliting module connects
On connection mechanism；Battery connection module connects on the battery pack, the control terminal of the battery connection module 22, the detection of each bulk voltage
The control terminal of chip 101, the control terminal of each current limliting module and each switching switch is connect with microcontroller respectively；And in micro-control
Under the control of device processed, when not being battery pack charging, battery connection module can be by mutually independent monomer electricity each in battery pack
Pond is sequentially connected in series becomes series-connected cell together, when for battery pack charging when, battery connection module can by battery pack according to
The secondary series-connected cell being connected in series becomes mutually independent single battery.
Charger in this example is charger 2, charging 3 and charger 4.Switching switch in this example is switching switch
5, switch switch 6 and switching switch 7.Current limliting module in this example is limited flow module 9, current limliting module 10 and current limliting module 11.
The selection end of each switching switch includes terminals a, terminals b and terminals c.
If there are three the single battery of 1 battery pack of the present embodiment is total, and setting these three single batteries is respectively No.1 monomer
19, No. two single batteries 20 of battery and No. three single batteries 21；There are three the bulk charging bindiny mechanism of battery connection module is total, and
If these three bulk charging bindiny mechanisms are respectively 12, No. two bulk charging bindiny mechanisms 13, No.1 bulk charging bindiny mechanism and No. three bodies
Charging connection mechanism 14；Battery connection module further includes 17, No. two group power output interface 15, No.1 single-pole double-throw switch (SPDT) hilted broadswords
Commutator 18 and single knife switch 16；The anode of No.1 single battery is connected in the turning end of No.1 single-pole double-throw switch (SPDT), and one
The No.1 contact of number single-pole double-throw switch (SPDT) is connected on the positive terminal of No.1 bulk charging bindiny mechanism, and No.1 single-pole double throw is opened
No. two contacts closed are connected on No. two contacts of No. two single-pole double-throw switch (SPDT)s, and the cathode of No.1 single battery is connected to No.1 body
In the negative terminals of charging connection mechanism, the cathode of No.1 single battery is also connected to the negative terminal of group power output interface
On end；The anode of No. two single batteries is connected on the positive terminal of No. two bulk charging bindiny mechanisms, No. two single batteries
Anode is also connected on the positive terminal of group power output interface, and the cathode of No. two single batteries is connected to No. two bulk chargings and connects
In the negative terminals of connection mechanism, the cathode of No. two single batteries is also connected on one end of single knife switch；No. three single batteries
Cathode 25 be connected in the turning end of No. two single-pole double-throw switch (SPDT)s, the No.1 contact of No. two single-pole double-throw switch (SPDT)s is connected to No. three
In the negative terminals of bulk charging bindiny mechanism, the anode 23 of No. three single batteries is being connected to No. three bulk charging bindiny mechanisms just
On the terminals of pole, the anode of No. three single batteries is also connected on the other end of single knife switch；The No.1 single-pole double-throw switch (SPDT)
Control terminal, the control terminal of the control terminal of No. two single-pole double-throw switch (SPDT)s and single knife switch connect with microcontroller respectively.
No. two contacts of the No.1 single-pole double-throw switch (SPDT) and No. two contacts of No. two single-pole double-throw switch (SPDT)s are normally closed touching
Point, in battery pack charging, No. two contacts of No.1 single-pole double-throw switch (SPDT) and No. two contacts of No. two single-pole double-throw switch (SPDT)s are in
Off-state, No. two touchings of No. two contacts of No.1 single-pole double-throw switch (SPDT) and No. two single-pole double-throw switch (SPDT)s when battery pack and do not charge
Point is in closed state；The No.1 contact of the No.1 single-pole double-throw switch (SPDT) and the No.1 contact of No. two single-pole double-throw switch (SPDT)s are equal
For normally opened contact, the No.1 touching of the No.1 contact of No.1 single-pole double-throw switch (SPDT) and No. two single-pole double-throw switch (SPDT)s in battery pack charging
Point is in closed state, the No.1 contact of No.1 single-pole double-throw switch (SPDT) and No. two single-pole double-throw switch (SPDT)s when battery pack and do not charge
No.1 contact be in off-state；The single knife switch is in an off state when battery pack charges, and is not filled in battery pack
Closed state is in when electric.
Referring to fig. 2, shown in Fig. 3, each bulk charging bindiny mechanism includes sliding chamber 29, insulate lower horizontal block 30, insulated slide
Horizontal block 36, sliding bar 32 and activity horizontal block 31 on block 38, insulation, the positive terminal of bulk charging bindiny mechanism include that upper anode connects
Line end 28 and lower positive terminal end 27, the negative terminals of bulk charging bindiny mechanism include upper negative terminal end 39 under
Negative terminal end 40；Insulated slide block is slidably arranged in intracavitary, and the lower horizontal block that insulate is fixed at below insulated slide block
Cunning it is intracavitary, the cunning that horizontal block is fixed above insulated slide block in insulation is intracavitary, and activity horizontal block is moveably positioned in insulation
Cunning above horizontal block is intracavitary, and upper positive terminal end and upper negative terminal end are arranged on the lower surface of insulated slide block,
Lower positive terminal end and lower negative terminal end are arranged on the upper surface for the lower horizontal block that insulate, and are equipped in upper horizontal block insulating
Vertical through-hole 34, sliding bar are slidably arranged in vertical through-hole, and sliding bar upper end is fixedly connected in activity horizontal block, under sliding bar
End is fixedly connected in the upper horizontal block of insulation, pulls open spring insulating to be equipped on the sliding bar between upper horizontal block and insulated slide block
37, the both ends for pulling open spring are press-connected respectively on the lower surface for the upper horizontal block that insulate and on the upper surface of insulated slide block；In
Lower electromagnet 35 is fixed in insulation on the upper surface of horizontal block, upper electromagnet 33, and upper electromagnetism are equipped in activity horizontal block
The electromagnetic force generated when Tie Tong electricity attracts each other with the lower electromagnet electromagnetic force that electricity generates when logical, and generates when the energization of upper electromagnet
Electromagnetic force and lower electromagnet it is logical when the electromagnetic force that generates of electricity attract each other after insulated slide block can be pushed to move down, and can general
Upper positive terminal end compresses to be conductively connected on lower positive terminal end and can compress upper negative terminal end and be conductively connected
On lower negative terminal end.
The anode of each single battery is one-to-one to be connected electrically on lower positive terminal end, the cathode one of each single battery
It is connected electrically on lower negative terminal end to one, positive terminal in the one-to-one electrical connection of anode of the other end of each current limliting module
On end, in the one-to-one electrical connection of cathode of the other end of each current limliting module on negative terminal end.
It is shown in Figure 5, temperature testing organization 24, each temperature testing organization point are respectively equipped on each single battery
It is not connect with microcontroller.Temperature testing organization includes insulation guide pipe 41, temperature-sensitive telescopic block 42 and limit temperature insulation sliding block 43；Absolutely
Edge guide pipe is fixed on the single battery of positive terminal head right side side of corresponding single battery, temperature-sensitive telescopic block and limit temperature insulation
Sliding block is all slidably arranged in the lumen 44 of insulation guide pipe, and the left end of temperature-sensitive telescopic block compresses the anode for being connected to single battery
On the right surface of connector lug, the right end of temperature-sensitive telescopic block is fixedly connected on the left side of limit temperature insulation sliding block.The present embodiment 1 with
It is described for No. three single batteries 21.
Temperature testing organization further includes push rod 49, lever 50, No.1 cooling extruding spring 51, fixed block 52, sliding variable resistance
Device 48 and the current sensor 53 that can detect slide rheostat electric current, the rotating fulcrum and slide rheostat of lever are all fixed respectively
In the lumen of the insulation guide pipe of limit temperature insulation sliding block right, fixed block is fixed on the lumen of the insulation guide pipe of lever right
Interior, the left end of push rod is fixedly connected on the right side of limit temperature insulation sliding block, and the right end of push rod is press-connected the power in lever
On arm, the sliding needle of slide rheostat is fixedly connected on the resistance arm of lever, and No.1 cooling squeezes the fixed company in left end of spring
It connects on the right surface of power arm of lever, the right end that No.1 cooling squeezes spring is fixedly connected on fixed block, current sensor
It is connect with microcontroller；And the power arm lengths of lever are less than the resistance arm lengths of lever.
Slide rheostat includes conductive segment 45 and non-conductive section 47, and the sliding needle 46 of slide rheostat is under the drive of lever
It can slidably reciprocate on the conductive segment of slide rheostat and on non-conductive section, when the sliding needle of slide rheostat only becomes in sliding
Hindering slide rheostat when sliding on the conductive segment of device just allows to have electric current to flow through, and the size of current that can be flowed through is with sliding pointer
Movement and change；When the sliding needle of slide rheostat only non-conductive section of slide rheostat it is upper slide when slide rheostat without
Electric current flows through.
Shown in Figure 4, battery connection module includes the output charging connection mechanism equal with single battery number；Each
It is solid to export charging connection mechanism includes that telescopic rod is arranged downwards and control terminal is connect with microcontroller cylinder 57, level
It is scheduled on the level insulation block 58 of 56 lower end of Telescopic-cylinder bar, is equipped with left conducting block 55, In in the lower surface left end of level insulation block
The lower surface right end of level insulation block is equipped with right conducting block 59；Left conducting block and the positive terminal of bulk charging bindiny mechanism are conductive
The negative terminals of connection, right conducting block and bulk charging bindiny mechanism are conductively connected.
In the present embodiment 1, left conducting block is conductive by the lower positive terminal end 27 of conducting wire 54 and bulk charging bindiny mechanism
Connection, right conducting block are conductively connected by the lower negative terminal end 40 of conducting wire 60 and bulk charging bindiny mechanism.
When temperature testing organization detects the temperature of corresponding single battery higher than setting value, microcontroller gives cylinder to issue
Instruction is shunk, the telescopic rod of cylinder is shunk, and makes left conducting block and right conducting block disconnected with corresponding single battery anode and cathode respectively
It opens.When temperature testing organization detects that the temperature of corresponding single battery is below setting value, microcontroller is issued to cylinder and is received
Contracting elongation instruction, the telescopic rod elongation of cylinder, allows left conducting block and right conducting block to compress conductive connection respectively in corresponding monomer
On anode and on cathode.To realize single battery in charging because the excess temperature that charging causes single battery temperature excessively high is protected
Shield control.Charging security is high.
Shown in Figure 6, the power input of each charger is both electrically connected in a dual power supply mechanism 1, this pair electricity
Source mechanism can only have a power supply to power charger when same in discontinuity surface.Dual power supply mechanism includes commercial power interface 79, function
Rate factor correction module 80, high frequency blocking alternating-current converter 81, loading interfaces 82, charging module 83, energy-storage units 84 and electric discharge mould
Block 85；Power factor correction module is connect with commercial power interface, high frequency blocking alternating-current converter and charging module respectively, energy-storage units point
It is not connect with charging module and discharge module, dual power supply output interface connects with high frequency blocking alternating-current converter and discharge module respectively
It connects, dual power supply output interface is also electrically connected with the power input of each charger respectively.
Referring to shown in Fig. 9-Figure 13, the power input of each charger and the power input of microcontroller are conductive even
It connects and is powered on successive control mechanism 75 at one, and the successive control mechanism that is powered when powering on first is powered to microcontroller, so
It is powered again to charger afterwards；The successive control mechanism that is powered in lower electricity first allows charger to power off, and then allows microcontroller to power off again.
The successive control mechanism that is powered includes the insulation tube 62 of right end sealing, insulation bearing piece 64, insulated slide bar 63 and handle
61, insulation bearing piece is fixed on 66 in insulation tube, is transversely provided with slide opening 65 in insulation bearing piece, insulated slide bar is slidably arranged in cunning
In block, handle is fixedly connected on the left end of insulated slide bar；It is from left to right successively fixed on the inner tubal wall bottom surface of insulation tube
Equipped with No.1 positive terminal end 71, the positive terminal end 73 of No.1 negative terminal end 72, two and No. two negative terminals
First 74, and the height of No.1 positive terminal end is higher than the height of No.1 negative terminal end, No.1 negative terminal end
Height is higher than the height of No. two positive terminal ends, and the height of No. two positive terminal ends is higher than the height of No. two negative terminal ends
Degree；No. three positive terminal ends are from left to right successively fixed on the lower surface of the insulated slide bar of insulation bearing piece right
67, No. three positive terminal ends 69 of negative terminal end 68, four and No. four negative terminal ends 70, and in insulated slide bar
When being moved to setting position, No. three positive terminal ends can compress conductive connection on No.1 positive terminal end, No. three cathode
Terminal stud can compress conductive connection on No.1 negative terminal end, and No. four positive terminal ends can compress conductive connection two
On number positive terminal end, No. four negative terminal ends can compress conductive connection on No. two negative terminal ends；Microcontroller
Power input anode be connected electrically in the lower end of No.1 positive terminal end, the power input cathode electrical connection of microcontroller
In the lower end of No.1 negative terminal end, the power input anode of charger is connected electrically under No. two positive terminal ends
End, the power input cathode of charger are connected electrically in the lower end of No. two negative terminal ends；No. three positive terminal ends and four
Number positive terminal end is both electrically connected on the anode of the power input for the successive control mechanism that is powered；No. three negative terminal ends
It is both electrically connected on the cathode of the power input for the successive control mechanism that is powered with No. four negative terminal ends.
The successive control mechanism of the energization of the present embodiment is first powered by microcontroller, and controller just allows battery to connect mould after being powered
The series-connected cell for being sequentially connected in series together in battery pack is become mutually independent single battery by block, is then electrified to successively control
Mechanism processed just allows charger to be powered, and can be fully ensured that in this way when charger is powered, and is mutually solely between each single battery
Vertical, charging would not be impacted between each single battery.
For the present embodiment 1 in charging, voltage checking chip can carry out voltage detecting to corresponding single battery.When some list
Body battery can reduce charging current by current limliting module when being full of, and can pass through current limliting when some single battery is not full of far also
Module increases charging current.To make voltage contained by single battery identical as far as possible.When each single battery is full of and each list
The voltage of body battery can disconnect charge power supply when identical.Or when each single battery and underfill and each single battery
Voltage it is identical when can also disconnect charge power supply.It, will not between the single battery of series connection after allowing single battery to be connected in this way
There are electric current flowing, the high reliablity of battery.The charging current or charging voltage of each charger between each other can not be identical.Pass through
Switching switch can select different chargers to some single battery.The cooperation of switching switch and current limliting module can be needed preferably
The single battery to be charged provides charging current and charging voltage in real time, consequently facilitating to the charging progress of each single battery into
Row individually control, is also convenient for individually controlling the charging voltage of each single battery.It is examined during the charging process by temperature
The temperature of single battery can be detected by surveying mechanism, and can carry out overheat protector control to single battery in charging.Pass through
Dual power supply mechanism makes the present embodiment 1 have the function of dual power supply, substantially increases dependable with function.
The present embodiment 1 can make the damage of single single battery will not influence other single battery chargings, and not be battery
Mutually independent single battery each in battery pack can be sequentially connected in series when group charging and becomes series-connected cell together, for
The series-connected cell for being sequentially connected in series together in battery pack can be become mutually independent single battery when charging by battery pack, right
The charging process of each single battery also can be carried out voltage detecting, and can the charging progress to each single battery individually controlled
System, can also the charging voltage to each single battery individually controlled.And excess temperature guarantor can be carried out to single battery in charging
Shield control.It is powered using dual power supply mechanism and realizes the uninterrupted power supply of electrical equipment.It is highly-safe, good reliability, and be equipped with logical
Electric successively control mechanism, which powers on battery pack, first allows the single battery of series connection to become independent single battery in charging process
After recharge, charge high reliablity.
The battery connection module of the present embodiment 1 can will be each mutually indepedent in battery pack when battery pack can be allowed to charge well
Single battery be sequentially connected in series and become series-connected cell together, can will be sequentially connected in series in battery pack when for battery pack charging
The series-connected cell to link together becomes mutually independent single battery, high reliablity.
The present embodiment 1, which can improve battery pack in use, can remain each mutually independent list in battery pack
Body battery is sequentially connected in series becomes series-connected cell together, high reliablity.
The bulk charging bindiny mechanism of the present embodiment 1 has prevented do not charge Shi Nengrang current limliting module and single battery in battery pack
Completely insulated separation is carried out, reliability and safety are improved.
The working principle of dual power supply mechanism in the present embodiment 1 are as follows: when electric main input is normal, 220V alternating current is through function
Rate factor correction module is converted to 400V direct current, and the charged module of the direct current charges to energy-storage units, and simultaneously through high frequency
Blocking alternating-current converter is connect the power supply for electrical equipment in loading interfaces.When electric main inputs exception, Active PFC
Module and charging module stop working.The deposited electricity of energy-storage units is after discharge module converts directly to connecing in loading interfaces
On power supply for electrical equipment, realize the uninterrupted power supply of electrical equipment.
Embodiment 2, embodiment 2 and the difference of embodiment 1 are, shown in Figure 8, and temperature testing organization further includes No. two
Cooling squeezes spring 78, pressure sensor 76 and stopper 77；Stopper is fixed on the insulation guiding of limit temperature insulation sliding block right
In the lumen of pipe, pressure sensor is fixed on the left surface of stopper, and No. two coolings squeeze the both ends company of extruding respectively of spring
It connects on pressure sensor and on the right side of limit temperature insulation sliding block, pressure sensor is connect with microcontroller.
Embodiment 2 reflects the temperature of corresponding single battery by pressure that pressure sensor is subject to, pressure sensor by
The more big temperature for then corresponding to single battery of the pressure arrived is higher, and the pressure that pressure sensor is subject to is smaller then to correspond to single battery
Temperature is lower.
When the pressure that pressure sensor detects is higher than setting value, i.e. single battery corresponding to the pressure sensor at this time
Temperature be higher than setting value, microcontroller gives cylinder to issue to shrink instruction, and the telescopic rod of cylinder is shunk, and left conducting block and the right side is allowed to lead
Electric block is disconnected with corresponding single battery anode and cathode respectively.When the pressure that pressure sensor detects is below setting value,
I.e. at this time the temperature of single battery corresponding to the pressure sensor in setting value hereinafter, microcontroller give cylinder issue shrink elongation
Instruction, cylinder telescopic rod elongation, allow left conducting block and right conducting block compresses respectively be conductively connected corresponding single battery just
On extremely upper and cathode.To realize overheat protector control that single battery causes single battery temperature excessively high because of charging in charging
System.Charging security is high.
Embodiments of the present invention are described above in conjunction with attached drawing, however, the implementation is not limited to the above embodiments, this field
Those of ordinary skill can be with various changes and modifications may be made within the scope of the appended claims.
Claims (1)
1. the battery pack of charging device of electric automobile, electric car be sequentially connected in series by several mutually independent single batteries and
At；It is characterised in that it includes microcontroller and battery connection module, further include charging equal with single battery number respectively
Device, switching switch and current limliting module；Battery connection module includes the bulk charging bindiny mechanism equal with single battery number；Every
Bulk voltage detection chip is respectively equipped in individual charging connection mechanism；The power output end of each charger is one-to-one to be connected to often
On one terminals at a switching switch selection end；One-to-one one end for being connected to current limliting module of turning end of each switching switch
On, in the one-to-one bulk charging bindiny mechanism for being connected to battery connection module of the other end of each current limliting module；Battery connects mould
Block connects the control of the control terminal of the battery connection module, each bulk voltage detection chip, each current limliting module on the battery pack
The control terminal of end processed and each switching switch is connect with microcontroller respectively；And under the control of the micro-controller, when not be battery
When group charging, mutually independent single battery each in battery pack can be sequentially connected in series by battery connection module to be become together
Series-connected cell, when for battery pack charging, battery connection module can will be sequentially connected in series series electrical together in battery pack
Pond becomes mutually independent single battery；The power input of each charger and the power input of microcontroller are conductive even
It connects and is powered on successive control mechanism at one, and the successive control mechanism that is powered when powering on first is powered to microcontroller, then
It is powered again to charger；The successive control mechanism that is powered in lower electricity first allows charger to power off, and then allows microcontroller to power off again；
If there are three the single battery of battery pack is total, and setting these three single batteries is respectively No.1 single battery, No. two monomers
Battery and No. three single batteries；There are three the bulk charging bindiny mechanism of battery connection module is total, and set the connection of these three bulk chargings
Mechanism is respectively No.1 bulk charging bindiny mechanism, No. two bulk charging bindiny mechanisms and No. three bulk charging bindiny mechanisms；Battery connection
Module further includes a group power output interface, No.1 single-pole double-throw switch (SPDT), No. two single-pole double-throw switch (SPDT)s and single knife switch；No.1 monomer
The anode of battery is connected in the turning end of No.1 single-pole double-throw switch (SPDT), and the No.1 contact of No.1 single-pole double-throw switch (SPDT) is connected to one
On the positive terminal of number bulk charging bindiny mechanism, No. two contacts of No.1 single-pole double-throw switch (SPDT) are connected to No. two single-pole double throws and open
On No. two contacts closed, the cathode of No.1 single battery is connected in the negative terminals of No.1 bulk charging bindiny mechanism, No.1
The cathode of single battery is also connected in the negative terminals of group power output interface；The anode of No. two single batteries is connected to two
On the positive terminal of number bulk charging bindiny mechanism, the anode of No. two single batteries is also connected to the anode of group power output interface
On terminals, the cathode of No. two single batteries is connected in the negative terminals of No. two bulk charging bindiny mechanisms, No. two monomer electricity
The cathode in pond is also connected on one end of single knife switch；The cathode of No. three single batteries is connected to turning for No. two single-pole double-throw switch (SPDT)s
On moved end, the No.1 contact of No. two single-pole double-throw switch (SPDT)s is connected in the negative terminals of No. three bulk charging bindiny mechanisms, and No. three
The anode of single battery is connected on the positive terminal of No. three bulk charging bindiny mechanisms, and the anode of No. three single batteries also connects
On the other end of single knife switch；The control terminal of the No.1 single-pole double-throw switch (SPDT), the control terminal of No. two single-pole double-throw switch (SPDT)s and
The control terminal of single knife switch is connect with microcontroller respectively；
No. two contacts of the No.1 single-pole double-throw switch (SPDT) and No. two contacts of No. two single-pole double-throw switch (SPDT)s are normally-closed contact, In
No. two contacts of No.1 single-pole double-throw switch (SPDT) and No. two contacts of No. two single-pole double-throw switch (SPDT)s are in disconnection when battery pack charges
State, when battery pack and do not charge, No. two contacts of No.1 single-pole double-throw switch (SPDT) and No. two contacts of No. two single-pole double-throw switch (SPDT)s are equal
In closed state；The No.1 contact of the No.1 single-pole double-throw switch (SPDT) and the No.1 contact of No. two single-pole double-throw switch (SPDT)s are normal
Contact is opened, the No.1 contact of No.1 single-pole double-throw switch (SPDT) and the No.1 contact of No. two single-pole double-throw switch (SPDT)s are equal in battery pack charging
In closed state, the one of the No.1 contact of No.1 single-pole double-throw switch (SPDT) and No. two single-pole double-throw switch (SPDT)s when battery pack and do not charge
Number contact is in off-state；The single knife switch is in an off state when battery pack charges, when battery pack does not charge
In closed state；
The successive control mechanism that is powered includes the insulation tube of right end sealing, insulation bearing piece, insulated slide bar and handle, and insulation bearing piece is solid
It is scheduled in insulation tube, is transversely provided with slide opening in insulation bearing piece, insulated slide bar is slidably arranged in sliding block, and handle is fixedly connected
In the left end of insulated slide bar；No.1 positive terminal is from left to right successively fixed on the inner tubal wall bottom surface of insulation tube
Head, No.1 negative terminal end, No. two positive terminal ends and No. two negative terminal ends, and No.1 positive terminal end
Height is higher than the height of No.1 negative terminal end, and the height of No.1 negative terminal end is higher than the height of No. two positive terminal ends
Degree, the height of No. two positive terminal ends are higher than the height of No. two negative terminal ends；Insulated slide in insulation bearing piece right
No. three positive terminal ends are from left to right successively fixed on the lower surface of bar, No. three negative terminal ends, No. four anodes connect
Line end and No. four negative terminal ends, and when insulated slide bar is moved to setting position, No. three positive terminal end energy
It compresses and is conductively connected on No.1 positive terminal end, No. three negative terminal ends can compress conductive connection in No.1 negative terminal
On end, No. four positive terminal ends can compress conductive connection on No. two positive terminal ends, No. four negative terminal end energy
It compresses and is conductively connected on No. two negative terminal ends；The power input anode of microcontroller is connected electrically in No.1 positive terminal
The lower end of end, the power input cathode of microcontroller are connected electrically in the lower end of No.1 negative terminal end, the electricity of charger
Source input anode is connected electrically in the lower end of No. two positive terminal ends, and the power input cathode of charger is connected electrically in No. two
The lower end of negative terminal end；No. three positive terminal ends and No. four positive terminal ends are both electrically connected in the successive control machine that is powered
On the anode of the power input of structure；No. three negative terminal ends and No. four negative terminal ends are both electrically connected in the successively control that is powered
On the cathode of the power input of mechanism processed；
Each bulk charging bindiny mechanism includes sliding chamber (29), insulate lower horizontal block (30), insulated slide block (38), horizontal block in insulation
(36), sliding bar (32) and activity horizontal block (31), the positive terminal of bulk charging bindiny mechanism include upper positive terminal end
(28) and lower positive terminal end (27), the negative terminals of bulk charging bindiny mechanism include upper negative terminal end (39) and under
Negative terminal end (40)；Insulated slide block is slidably arranged in intracavitary, and the lower horizontal block that insulate is fixed under insulated slide block
The cunning of side is intracavitary, and the cunning that horizontal block is fixed above insulated slide block in insulation is intracavitary, and activity horizontal block is moveably positioned in insulation
Cunning above upper horizontal block is intracavitary, and upper positive terminal end and upper negative terminal end are arranged at the lower surface of insulated slide block
On, lower positive terminal end and lower negative terminal end are arranged on the upper surface for the lower horizontal block that insulate, and are being insulated in upper horizontal block
Equipped with vertical through-hole (34), sliding bar is slidably arranged in vertical through-hole, and sliding bar upper end is fixedly connected in activity horizontal block, sliding
Lever lower end is fixedly connected in the upper horizontal block of insulation, is pulled open insulating to be equipped on the sliding bar between upper horizontal block and insulated slide block
Spring (37), the both ends for pulling open spring are press-connected on the lower surface for the upper horizontal block that insulate respectively and the upper surface of insulated slide block
On；Lower electromagnet (35) are fixed on the upper surface for insulating upper horizontal block, are equipped with upper electromagnet (33) in activity horizontal block, and
And the electromagnetic force that electricity generates when the electromagnetic force that generates when being powered of upper electromagnet and logical lower electromagnet attracts each other, and upper electromagnet leads to
The electromagnetic force generated when electric can push insulated slide block is past to move down after attracting each other with the lower electromagnet electromagnetic force that electricity generates when logical
It is dynamic, and upper positive terminal end can be compressed and be conductively connected on lower positive terminal end and upper negative terminal end can be compressed
It is conductively connected on lower negative terminal end；
The anode of each single battery is one-to-one to be connected electrically on lower positive terminal end, and the cathode of each single battery is one-to-one
It is connected electrically on lower negative terminal end, positive terminal end in the one-to-one electrical connection of anode of the other end of each current limliting module
On, in the one-to-one electrical connection of cathode of the other end of each current limliting module on negative terminal end；
It is respectively equipped on each single battery temperature testing organization (24), each temperature testing organization connects with microcontroller respectively
It connects；Temperature testing organization includes insulation guide pipe (41), temperature-sensitive telescopic block (42) and limit temperature insulation sliding block (43)；Insulate guide pipe
It is fixed on the single battery of positive terminal head right side side of corresponding single battery, temperature-sensitive telescopic block and limit temperature insulation sliding block are all sliding
In the dynamic lumen (44) that insulation guide pipe is arranged in, the left end of temperature-sensitive telescopic block compresses the positive terminal head for being connected to single battery
Right surface on, the right end of temperature-sensitive telescopic block be fixedly connected on limit temperature insulation sliding block left side on；
Temperature testing organization further includes push rod (49), lever (50), No.1 cooling extruding spring (51), fixed block (52), sliding
Rheostat (48) and the current sensor (53) that can detect slide rheostat electric current, the rotating fulcrum and slide rheostat of lever are all
It is separately fixed in the lumen of the insulation guide pipe of limit temperature insulation sliding block right, fixed block is fixed on the insulation guiding of lever right
In the lumen of pipe, the left end of push rod is fixedly connected on the right side of limit temperature insulation sliding block, and the right end of push rod is press-connected in thick stick
On the power arm of bar, the sliding needle of slide rheostat is fixedly connected on the resistance arm of lever, and No.1 cooling squeezes a left side for spring
End is fixedly connected on the right surface of power arm of lever, and the right end that No.1 cooling squeezes spring is fixedly connected on fixed block, electricity
Flow sensor is connect with microcontroller；And the power arm lengths of lever are less than the resistance arm lengths of lever；
Slide rheostat includes conductive segment (45) and non-conductive section (47), the drive of the sliding needle (46) of slide rheostat in lever
It is lower to slidably reciprocate on the conductive segment of slide rheostat and on non-conductive section, when the sliding needle of slide rheostat is only sliding
Slide rheostat just allows to have electric current to flow through when sliding on rheostatic conductive segment, and the size of current that can be flowed through refers to sliding
The movement of needle and change；The needle only slide rheostat when above sliding for non-conductive section of slide rheostat is slided when slide rheostat
No current flows through；
Battery connection module includes the output charging connection mechanism equal with single battery number；Each output charging connection mechanism
Cylinder (57) that arrange downwards including telescopic rod and control terminal is connect with microcontroller is horizontally fixed on Telescopic-cylinder bar
(56) the level insulation block (58) of lower end is equipped with left conducting block (55) in the lower surface left end of level insulation block, in level insulation
The lower surface right end of block is equipped with right conducting block (59)；Left conducting block and the positive terminal of bulk charging bindiny mechanism are conductively connected,
The negative terminals of right conducting block and bulk charging bindiny mechanism are conductively connected；
Left conducting block is conductively connected by the lower positive terminal end (27) of conducting wire (54) and bulk charging bindiny mechanism, right conducting block
It is conductively connected by the lower negative terminal end (40) of conducting wire (60) and bulk charging bindiny mechanism；
When temperature testing organization detects the temperature of corresponding single battery higher than setting value, microcontroller gives cylinder to issue contraction
The telescopic rod of instruction, cylinder is shunk, and left conducting block and right conducting block is allowed to disconnect respectively with corresponding single battery anode and cathode；When
When temperature testing organization detects that the temperature of corresponding single battery is below setting value, microcontroller is issued to cylinder shrinks elongation
Instruction, cylinder telescopic rod elongation, allow left conducting block and right conducting block compresses respectively be conductively connected corresponding single battery just
On extremely upper and cathode；To realize overheat protector control that single battery causes single battery temperature excessively high because of charging in charging
System；
The power input of each charger is both electrically connected on a dual power supply mechanism (1), and the dual power supply mechanism is in same a period of time
There can only be a power supply to power charger in discontinuity surface；Dual power supply mechanism includes commercial power interface (79), Active PFC mould
Block (80), high frequency blocking alternating-current converter (81), loading interfaces (82), charging module (83), energy-storage units (84) and discharge module
(85)；Power factor correction module is connect with commercial power interface, high frequency blocking alternating-current converter and charging module respectively, energy-storage units point
It is not connect with charging module and discharge module, dual power supply output interface connects with high frequency blocking alternating-current converter and discharge module respectively
It connects, dual power supply output interface is also electrically connected with the power input of each charger respectively；
The successive control mechanism that is powered first is powered by microcontroller, controller be powered after just allow battery connection module by battery pack according to
The secondary series-connected cell being connected in series becomes mutually independent single battery, is then electrified to successive control mechanism and just allows charging
Device is powered, and can be fully ensured that in this way when charger is powered, is independent from each other between each single battery, each monomer electricity
Charging would not be impacted between pond；
In charging, voltage checking chip can carry out voltage detecting to corresponding single battery；When some single battery will be full of
When can by current limliting module reduce charging current, when some single battery also far full of when can pass through current limliting module increase charging
Electric current；To make voltage contained by single battery identical as far as possible；When each single battery is full of and the voltage of each single battery
Charge power supply can be disconnected when identical；Or when the voltage of each single battery and underfill and each single battery is identical
Charge power supply can also be disconnected；After allowing single battery to be connected in this way, electric current flowing is not had between the single battery of series connection, electricity
The high reliablity in pond；The charging current or charging voltage of each charger between each other can not be identical；It can be given by switching switch
Some single battery selects different chargers；The cooperation of switching switch and current limliting module preferably can need the monomer to charge
Battery provides charging current and charging voltage in real time, consequently facilitating the charging progress to each single battery is individually controlled,
It is also convenient for individually controlling the charging voltage of each single battery；It during the charging process can be to list by temperature testing organization
The temperature of body battery is detected, and can carry out overheat protector control to single battery in charging；
The working principle of dual power supply mechanism are as follows: when electric main input is normal, 220V alternating current is through power factor correction module
400V direct current is converted to, the charged module of the direct current charges to energy-storage units, and gives simultaneously through high frequency blocking alternating-current converter
Connect the power supply for electrical equipment in loading interfaces；When electric main inputs exception, power factor correction module and charging mould
Block stops working；The deposited electricity of energy-storage units supplies after discharge module converts directly to the electrical equipment connect in loading interfaces
Electricity realizes the uninterrupted power supply of electrical equipment.
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| CN201710029783.XA CN106585418B (en) | 2017-01-12 | 2017-01-12 | Charging device of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029783.XA CN106585418B (en) | 2017-01-12 | 2017-01-12 | Charging device of electric automobile |
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| CN106585418B true CN106585418B (en) | 2019-11-08 |
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| CN108583361B (en) * | 2018-07-16 | 2023-09-12 | 孙国峻 | Flying type automatic connection charging device, electric automobile and charging method thereof |
| CN110171305B (en) * | 2019-03-29 | 2021-03-30 | 重庆金康动力新能源有限公司 | Charging method, system, device, equipment, storage medium and electric vehicle |
| CN114142582A (en) * | 2021-10-14 | 2022-03-04 | 合肥国轩高科动力能源有限公司 | Be applicable to multichannel DC power supply parallel arrangement |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201160230Y (en) * | 2008-01-10 | 2008-12-03 | 周雨方 | Battery charger |
| CN203747439U (en) * | 2013-07-11 | 2014-07-30 | 张平洲 | Rechargeable battery pack structure capable of shortening charging time |
| TWI509936B (en) * | 2013-08-14 | 2015-11-21 | Chin Long Wey | Smart battery management system with the capability of charging single battery cells and discharging battery pack |
| CN206436845U (en) * | 2017-01-12 | 2017-08-25 | 中国计量大学 | A kind of charging device of electric automobile |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012173993A1 (en) * | 2011-06-17 | 2012-12-20 | Southwest Electric Energy Group | Module bypass switch for balancing battery pack system modules with bypass current monitoring |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201160230Y (en) * | 2008-01-10 | 2008-12-03 | 周雨方 | Battery charger |
| CN203747439U (en) * | 2013-07-11 | 2014-07-30 | 张平洲 | Rechargeable battery pack structure capable of shortening charging time |
| TWI509936B (en) * | 2013-08-14 | 2015-11-21 | Chin Long Wey | Smart battery management system with the capability of charging single battery cells and discharging battery pack |
| CN206436845U (en) * | 2017-01-12 | 2017-08-25 | 中国计量大学 | A kind of charging device of electric automobile |
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