CN106696706A - Power battery and high-voltage distribution box integrated control system for blade electric vehicle - Google Patents
Power battery and high-voltage distribution box integrated control system for blade electric vehicle Download PDFInfo
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- CN106696706A CN106696706A CN201710053359.9A CN201710053359A CN106696706A CN 106696706 A CN106696706 A CN 106696706A CN 201710053359 A CN201710053359 A CN 201710053359A CN 106696706 A CN106696706 A CN 106696706A
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- 238000012423 maintenance Methods 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims description 23
- 230000009977 dual effect Effects 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000005485 electric heating Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
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
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
-
- 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
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
- B60L1/003—Supplying electric power to auxiliary equipment of vehicles to auxiliary motors, e.g. for pumps, compressors
-
- 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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
-
- 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
-
- 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
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/27—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
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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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
-
- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Abstract
The invention provides a power battery and high-voltage distribution box integrated control system for a blade electric vehicle. The system comprises a battery pack lower shell box with a battery pack internally installed. The battery pack lower shell box seals the battery pack through a battery pack upper shell cover and a battery pack fixing support. A power battery positive electrode and a power battery negative electrode are arranged in the battery pack lower shell box. A manual maintenance power-off switch is arranged between the power battery positive electrode and the power battery negative electrode. The power battery positive electrode is connected with the contact switch input end of an MCU pre-charging relay, the contact switch input end of a quick charging relay, the contact switch input end of a general positive relay, the contact switch input end of a slow charging relay and the contact switch input end of an electric heating relay in parallel through wires. The power battery negative electrode is connected with the contact switch input end of a general negative relay. The power battery and high-voltage distribution box integrated control system has the beneficial effects that the production cost of the electric vehicle can be reduced, the dead weight of the electric vehicle is reduced, and the installation space of the electric vehicle is saved.
Description
Technical field
The invention belongs to electric vehicle engineering field, and in particular to a kind of power battery of pure electric automobile and high pressure distributor case
Integrated control system.
Background technology
To 2016, with the reduction year by year that country subsidizes to electric automobile, whole electric automobile field was to integral vehicle cost
Control requires more and more higher, in market increasingly with keen competition, if electric automobile can not keep the economic and practicality that it has
Value, is to be difficult existence;So far, while vehicle safety is ensured, it is very urgent that reduces cost has become each depot
Work.By after prolonged research with contrast, it has been found that the cost variance of electric automobile and conventional gasoline car, mainly exist
In substitution conventional gasoline car engine institute, increased new energy component costs are higher.
The high-pressure section that new energy part is related to, relatively conventional gasoline car needs technology content higher, but falls behind
In the production yields of traditional vehicle, high maintenance cost that high-tech is brought with its it is low-producing interact down, be electric automobile
The high true cause of cost.By prolonged accumulation and checking, the demand of market reduces cost, one should met
A little necessary electric components cannot be reduced again on the premise of, electric automobile is turned into come reduces cost by high-pressure system integration
Development trend.
The content of the invention
It is an object of the invention to overcome defect of the prior art, and providing a kind of reduces being produced into for electric automobile
This, reduces the own wt of electric automobile, saves the installing space of electric automobile, improves one kind of electric automobile stability in use
Power battery of pure electric automobile and high pressure distributor case integrated control system.
The object of the present invention is achieved like this:The battery bag lower casing casing of battery bag, battery bag are installed including inside
Lower casing casing is sealed battery bag by battery bag upper case cover and battery bag fixed support, in described battery bag lower casing casing
Power battery anode and power battery cathode are provided with, maintenance power-off manually is provided between power battery anode and power battery cathode
Switch, power battery anode by wire contact switch input respectively with MCU pre-charge-relays, fill touching for relay soon
Point switch input terminal, total positive the contact switch input of relay, the contact switch input of trickle charge relay and electrical heating after
The contact switch input of electrical equipment is in parallel, and power battery cathode is connected with the contact switch input of total negative relay, always bear after
The contact switch output end of electrical equipment by wire respectively with the first cathode contact, the second cathode contact, the 3rd cathode contact, the 4th
Cathode contact, the 5th cathode contact and the 6th cathode contact are in parallel, the contact switch output end and preliminary filling of MCU pre-charge-relays
Electric resistant series, pre-charge resistance is connected by wire with the contact switch output end of total positive relay, and touching for relay is filled soon
The both positive and negative polarity input circuit that point output switching terminal and the first cathode contact composition fill soon, the contact switch output end of total positive relay
With the both positive and negative polarity output loop that the second cathode contact constitutes MCU, the contact switch output end of trickle charge relay is by wire and the
One high-tension fuse is connected and the contact switch output end by trickle charge relay is positive and negative with the composition trickle charge of the 6th cathode contact
Pole input circuit, the contact switch output end of electrical heating relay by wire successively with the second high-tension fuse and electrical heating wire
Connect and form electrical heating loop, the contact switch input of compressor relay with the contact switch output end of trickle charge relay
The contact switch input of end, the contact switch input of DC/DC relays and PTC relays is high with the 3rd by wire respectively
Pressure fuse, the 4th high-tension fuse and the 5th high-tension fuse are connected and are opened in the contact of total positive relay by conductor in parallel
Close in output end, contact switch output end and the both positive and negative polarity of the 3rd cathode contact composition compressor of compressor relay are exported back
Road, the contact switch output end of DC/DC relays constitutes the both positive and negative polarity output loop of DC/DC, PTC relays with the 4th cathode contact
The contact switch output end of device constitutes the both positive and negative polarity output loop of PTC, described MCU pre-charge-relays with the 5th cathode contact
Coil input end, fill relay soon coil input end, the coil input end of total positive relay, trickle charge relay coil it is defeated
Enter end, the coil input end of electrical heating relay, the coil input end of total negative relay, the coil input of compressor relay
The coil input end of end, the coil input end of DC/DC relays and PTC relays is connected with power supply, described MCU precharge
The coil output of relay, the coil output that relay is filled soon, the coil output of total positive relay, trickle charge relay
Coil output, the coil output of electrical heating relay, total negative relay coil output respectively with high-tension battery control
Unit is connected, the coil output of described compressor relay, the coil output of DC/DC relays and PTC relays
Coil output be connected with control unit for vehicle respectively;Described the first cathode contact and the contact switch of relay is filled soon
Output end is using being located at the first high pressure dual fiber connectors outside battery bag lower casing casing as filling input interface, the second negative pole soon
The contact switch output end of contact and total positive relay is using the second high pressure twin-core connection being located at outside battery bag lower casing casing
Device is used as MCU out-put supply interfaces, and the 3rd cathode contact, the 4th cathode contact, the 5th cathode contact and the 6th cathode contact are equal
Using the first high pressure connector, 4-pin being located at outside battery bag lower casing casing as compressor relay, DC/DC relays,
The negative loop interface of PTC relays and trickle charge relay, the contact switch output end of compressor relay, DC/DC relays
Contact switch output end, PTC relay contact switch output end, trickle charge relay contact switch output end are used and are located at battery
The second high pressure connector, 4-pin outside bag lower casing casing as positive pole circuit interface, described high-tension battery internal relay
Auxiliary low pressure power supply needed for coil and high-tension battery control unit, using the low pressure ten being located at outside battery bag lower casing casing
Two core connectors carry out the connection of high-tension battery bag and overall wire sheaves, described other controls of high-tension battery control unit and vehicle
The CAN communication wire harness of unit, the connection of high-tension battery bag and overall wire sheaves is carried out using eight core connectors.
Preferably, the first described high-tension fuse, the second high-tension fuse, the 3rd high-tension fuse, the 4th high-voltage fuse
Disconnected device and the 5th high-tension fuse are HVDC fuse.
Preferably, described MCU pre-charge-relays, relay, total positive relay, trickle charge relay, electrical heating are filled soon
Relay, compressor relay, DC/DC relays, PTC relays and total negative relay are HVDC relay.
Preferably, described the 3rd high-tension fuse, the 4th high-tension fuse, the 5th high-tension fuse, the first high-voltage fuse
Disconnected device and the second high-tension fuse are each provided on the insurance support of battery bag lower casing box house, and the top for insuring support is provided with close
Envelope rubber sheet gasket and cover plate.
Preferably, the outside of described battery bag lower casing casing is provided with maintenance interface.
Preferably, the inside of described battery bag lower casing casing is provided with front space, back space and lateral space.
Invention replaces original in the way of the integrated part system of high pressure distributor case is placed on outside battery bag, subtract
Lacked high-pressure system control device placing battery bag outside needed for housing, shorten between each relay connection distance,
Facilitate the connection between each relay, reduce the signal interference of outer each high voltage system of bound pair, reduce high pressure company
The use of device usage quantity and wire harness is connect, with the production cost that can reduce electric automobile, the own wt of electric automobile is reduced,
The installing space of electric automobile is saved, the advantage of electric automobile stability in use is improved.
Brief description of the drawings
Fig. 1 is the structural representation of battery bag high-pressure system control device of the present invention.
Fig. 2 is the arrangement schematic diagram of battery bag high-pressure system control device of the present invention.
Fig. 3 is the outline drawing of battery bag casing of the present invention.
Fig. 4 is the zoomed-in view in the A faces of Fig. 3.
Fig. 5 is the exploded view of maintenance interface 42 in Fig. 4.
Fig. 6 is the zoomed-in view in the B faces of Fig. 3.
Specific embodiment
In order to be more clearly understood to technical characteristic of the invention, purpose and effect, now control illustrates this hair
Bright specific embodiment, in the various figures identical label represent identical part.To make simplified form, in each figure only schematically
Indicate the part related to invention, they do not represent its practical structures as product.
As shown in Fig. 1,2,3,4,5,6, the present invention is a kind of power battery of pure electric automobile and the integrated control of high pressure distributor case
System processed, including inside is provided with the battery bag lower casing casing 40 of battery bag, and battery bag lower casing casing 40 utilizes battery bag upper casing
Battery bag is sealed and realizes the fixation with vehicle, described battery bag lower casing casing by battery bag fixed support 39 by body lid 38
Power battery anode 1 and power battery cathode 33 are provided with 40, hand is provided between power battery anode 1 and power battery cathode 33
Dynamic maintenance cut-off switch 34, power battery anode 1 by wire contact switch input respectively with MCU pre-charge-relays 2,
Contact switch input, contact switch input, the contact switch of trickle charge relay 5 of total positive relay 4 of relay 3 are filled soon
The contact of the contact switch input parallel connection of input and electrical heating relay 6, power battery cathode 33 and total negative relay 20
Switch input terminal is connected, the contact switch output end of total negative relay 20 by wire respectively with the first cathode contact 21, second
Cathode contact 23, the 3rd cathode contact 25, the 4th cathode contact 27, the 5th cathode contact 29 and the 6th cathode contact 31 are in parallel,
The contact switch output end of MCU pre-charge-relays 2 is connected with pre-charge resistance 10, pre-charge resistance 10 by wire with always just
The contact switch output end of relay 4 is connected, and the contact switch output end 22 and the first cathode contact 21 that relay 3 is filled soon are constituted
The both positive and negative polarity input circuit for filling soon, the composition of 24 and second cathode contact of contact switch output end 23 MCU of total positive relay 4 is just
Negative pole output loop, the contact switch output end of trickle charge relay 5 is connected and passed through by wire with the first high-tension fuse 14
The contact switch output end 32 and the 6th cathode contact 31 of trickle charge relay 5 constitute the both positive and negative polarity input circuit of trickle charge, electrical heating
The contact switch output end of relay 6 is connected and and trickle charge with the second high-tension fuse 15 and electrical heating wire 19 successively by wire
The contact switch output end 32 of relay 5 forms electrical heating loop, the contact switch input of compressor relay 16, DC/DC
The contact switch input of relay 17 and the contact switch input of PTC relays 18 pass through wire and the 3rd high-voltage fuse respectively
Disconnected device 11, the 4th high-tension fuse 12 and the 5th high-tension fuse 13 are connected and the touching in total positive relay 4 by conductor in parallel
On point output switching terminal, contact switch output end 26 and the 3rd cathode contact 25 the composition compressor of compressor relay 16 are just
Negative pole output loop, the contact switch output end 28 and the 4th cathode contact 27 of DC/DC relays 17 constitute the both positive and negative polarity of DC/DC
Output loop, the both positive and negative polarity of contact switch output end 30 and the 5th cathode contact 29 the composition PTC of PTC relays 18 is exported back
Road, the coil input end of described MCU pre-charge-relays 2, the coil input end that relay 3 is filled soon, the line of total positive relay 4
Circle input, the coil input end of trickle charge relay 5, the coil input end of electrical heating relay 6, the coil of total negative relay 20
The line of input, the coil input end of compressor relay 16, the coil input end of DC/DC relays 17 and PTC relays 18
Circle input is connected with power supply 8, and the coil output of described MCU pre-charge-relays 2, the coil for filling relay 3 soon are defeated
Go out end, the coil output of total positive relay 4, the coil output of trickle charge relay 5, the coil output of electrical heating relay 6
End, the coil output of total negative relay 20 are connected with high-tension battery control unit 7 respectively, described compressor relay 16
Coil output, the coil output of DC/DC relays 17 and PTC relays 18 coil output respectively with wagon control
Unit 9 is connected;Described the first cathode contact 21 and the contact switch output end 22 of relay 3 is filled soon using being located at battery bag
The first high pressure dual fiber connectors 41 outside lower casing casing 40 used as filling input interface, the second cathode contact 23 and total positive relay soon
The contact switch output end 24 of device 4 is using the conduct of the second high pressure dual fiber connectors 48 being located at outside battery bag lower casing casing 40
MCU out-put supply interfaces, the 3rd cathode contact 25, the 4th cathode contact 27, the 5th cathode contact 29 and the 6th cathode contact 31
Using the first high pressure connector, 4-pin 44 being located at outside battery bag lower casing casing 40 as compressor relay 16, DC/DC
The negative loop interface of relay 17, PTC relays 18 and trickle charge relay 5, the contact switch output of compressor relay 16
End 26, the contact switch output end 28 of DC/DC relays 17, the contact switch output end 30 of PTC relays 18, trickle charge relay 5 are touched
Point output switching terminal 32 is returned using the second high pressure connector, 4-pin 43 being located at outside battery bag lower casing casing 40 as positive pole
Road interface, the auxiliary low pressure power supply needed for the coil and high-tension battery control unit 7 of described high-tension battery internal relay,
The company of high-tension battery bag and overall wire sheaves is carried out using the low pressure twelve-core connector 46 being located at outside battery bag lower casing casing 40
Connect, described high-tension battery control unit 7 and the CAN communication wire harness of other control units of vehicle are entered using eight core connectors 47
The connection of horizontal high voltage battery bag and overall wire sheaves.Described the first high-tension fuse 14, the second high-tension fuse 15, the 3rd high pressure
Fuse 11, the 4th high-tension fuse 12 and the 5th high-tension fuse 13 are HVDC fuse.Described MCU precharge
Relay 2, relay 3, total positive relay 4, trickle charge relay 5, electrical heating relay 6, compressor relay 16, DC/ are filled soon
DC relays 17, PTC relays 18 and total negative relay 20 are HVDC relay.The 3rd described high-tension fuse
11st, the 4th high-tension fuse 12, the 5th high-tension fuse 13, the first high-tension fuse 14 and the second high-tension fuse 15 are each provided at
On insurance support 49 inside battery bag lower casing casing 40, the top for insuring support 49 is provided with caulking gum pad 50 and cover plate
51.The outside of described battery bag lower casing casing 40 is provided with maintenance interface 42.The inside of described battery bag lower casing casing 40 sets
There are front space 37, back space 35 and lateral space 36.A is A faces in heretofore described Fig. 3, and B is B faces, and Fig. 4 is Fig. 3
The zoomed-in view in middle A faces;Fig. 6 is the zoomed-in view in B faces in Fig. 3.
The frame mode of present system is:Battery core body arrangement after, reserve front space 37, lateral space 36,
Back space 35, is fixedly supported on insulation board using bolt the housing bottom of battery bag headspace, and then relay is used
It is bolted to above insulation board, wire harness is adopted by lateral space 36, and front space 37, the ordered arrangement of back space 35
With line card or band fixation on battery bag housing wooden partition.As shown in figure 3, using battery bag upper case cover 38, battery
Bag lower casing casing 40 combines sealing, is welded with battery bag lower casing casing 40 using battery bag fixed support 39, by battery bag
Case lid 38, lower casing casing 40 and fixed support 39, realize the sealing of battery bag and are fixed with the installation of vehicle.
The working method of present system is:
1st, high-tension battery and vehicle assembling is finished, and after key switch startup, control unit for vehicle 9 is controlled with high-tension battery
Unit 7 starts communication, and the control MCU of high-tension battery control unit 7 pre-charge-relays 2 are closed with total negative contact switch of relay 20
Close, precharge is closed after finishing and fill soon the contact switch of relay 3, is then turned off the contact switch of MCU pre-charge-relays 2, realize
Pre-charging functions of the high-tension battery before High voltage output is provided to MCU.
2nd, after vehicle launch, the control of control unit for vehicle 9 compressor relay 16, DC/DC relays 17 and PTC relays
18 contact switch closure disconnects, and realizes to compressor, the control of DC/DC, PTC out-put supply.
3rd, after fast charge mode is entered, high-tension battery control unit 7 controls to fill relay 3 and always negative relay 20 soon
Contact switch is closed, there is provided to the input circuit of high-tension battery.
4th, after trickle charge charge mode is entered, high-tension battery control unit 7 controls always to bear relay 20 and trickle charge relay 5
Contact switch closure, there is provided to the input circuit of high-tension battery;When temperature is too low, the contact of closure electrical heating relay 6 is opened
Close, and disconnect the contact switch of total negative relay 20, realize using charger as power supply, the heating to high-tension battery.
The mode of connection of present system is:As shown in Fig. 1,4,5,6, the first cathode contact 21 and relay 3 is filled soon
Contact switch output end 22 is using the first high pressure dual fiber connectors 41 as filling input interface soon;Second cathode contact 23 and it is total just
The contact switch output end 24 of relay 4 is using the second high pressure dual fiber connectors 48 as MCU out-put supply interfaces;3rd negative pole
Contact 25, the 4th cathode contact 27, the 5th cathode contact 29 and the 6th cathode contact 31 use the first high pressure connector, 4-pin 44
Respectively as the negative loop interface of compressor relay 16, DC/DC relays 17, PTC relays 18 and trickle charge relay 5;
The contact switch output end 26 of compressor relay 16, the contact switch output end 28 of DC/DC relays 17, PTC relays 18 are touched
Point output switching terminal 30, the contact switch output end 32 of trickle charge relay 5, are returned using the second high pressure connector, 4-pin 43 as positive pole
Road interface.Auxiliary low pressure power supply needed for the coil and high-tension battery control unit 7 of the high-tension battery internal relay, adopts
The connection of high-tension battery bag and overall wire sheaves is carried out with low pressure twelve-core connector 46;The high-tension battery control unit 7 with it is whole
The CAN communication wire harness of car other control units, the connection of high-tension battery bag and overall wire sheaves is carried out using eight core connectors 47;Institute
Compressor high-tension fuse 11, DC/DC high-tension fuses 12, PTC high-tension fuses 13 are stated, trickle charge high-tension fuse 14, electricity add
Thermal high fuse 15 is placed on above insurance support 49, is coordinated with cover plate 51 by caulking gum pad 50, realizes that maintenance connects
Mouthfuls 42 with the sealing of whole battery bag lower casing casing 40.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " connection ", " phase
Company " etc. should be interpreted broadly, for example, it may be being fixedly connected, be integrally connected, or be detachably connected;Can also
It is two connections of element internal;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is general for this area
For logical technical staff, above-mentioned term concrete meaning in the present invention can be as the case may be understood.Above specifically
Bright illustrating only for feasibility implementation method of the invention, they simultaneously are not used to limit protection model of the invention
Enclose, all equivalent implementations, change and transformations made without departing from skill spirit of the present invention should be included in protection of the invention
Within the scope of.
Claims (6)
1. a kind of power battery of pure electric automobile and high pressure distributor case integrated control system, it is characterised in that:Installed including inside
There is battery bag lower casing casing (40) of battery bag, battery bag lower casing casing (40) is by battery bag upper case cover (38) and battery bag
Fixed support (39) seals battery bag, and power battery anode (1) and power are provided with described battery bag lower casing casing (40)
GND (33), is provided with maintenance cut-off switch (34) manually between power battery anode (1) and power battery cathode (33), move
Power anode (1) by wire contact switch input respectively with MCU pre-charge-relays (2), fill relay (3) soon
Contact switch input, the contact switch input of total positive relay (4), the contact switch input of trickle charge relay (5) and
The contact switch input of electrical heating relay (6) is in parallel, and power battery cathode (33) is opened with the contact of total negative relay (20)
Input is closed to be connected, always bear the contact switch output end of relay (20) by wire respectively with the first cathode contact (21), the
Two cathode contacts (23), the 3rd cathode contact (25), the 4th cathode contact (27), the 5th cathode contact (29) and the 6th negative pole are touched
Point (31) is in parallel, and the contact switch output end of MCU pre-charge-relays (2) is connected with pre-charge resistance (10), pre-charge resistance
(10) it is connected with the contact switch output end of total positive relay (4) by wire, the contact switch output end of relay (3) is filled soon
(22) the both positive and negative polarity input circuit filled soon with the first cathode contact (21) composition, the contact switch output end of total positive relay (4)
(24) the both positive and negative polarity output loop of MCU is constituted with the second cathode contact (23), the contact switch output end of trickle charge relay (5) is led to
Wire is crossed to be connected with the first high-tension fuse (14) and negative with the 6th by the contact switch output end (32) of trickle charge relay (5)
Pole contact (31) constitutes the both positive and negative polarity input circuit of trickle charge, the contact switch output end of electrical heating relay (6) by wire according to
It is secondary connected with the second high-tension fuse (15) and electrical heating wire (19) and with the contact switch output end (32) of trickle charge relay (5)
Form electrical heating loop, the contact switch input of the contact switch input, DC/DC relays (17) of compressor relay (16)
The contact switch input of end and PTC relays (18) passes through wire and the 3rd high-tension fuse (11), the 4th high-voltage fuse respectively
Disconnected device (12) and the 5th high-tension fuse (13) connect and by conductor in parallel total just relay (4) contact switch output end
On, the contact switch output end (26) of compressor relay (16) is defeated with the both positive and negative polarity of the 3rd cathode contact (25) composition compressor
Go out loop, the contact switch output end (28) of DC/DC relays (17) constitutes the both positive and negative polarity of DC/DC with the 4th cathode contact (27)
Output loop, the contact switch output end (30) of PTC relays (18) is defeated with the both positive and negative polarity of the 5th cathode contact (29) composition PTC
Go out loop, the coil input end of described MCU pre-charge-relays (2), fill soon relay (3) coil input end, it is total just after
It is the coil input end of electrical equipment (4), the coil input end of trickle charge relay (5), the coil input end of electrical heating relay (6), total
The coil input end of negative relay (20), the coil input end of compressor relay (16), DC/DC relays (17) coil it is defeated
Enter end and the coil input end of PTC relays (18) is connected with power supply (8), the coil of described MCU pre-charge-relays (2)
Output end, the coil output that relay (3) are filled soon, coil output, the line of trickle charge relay (5) of total positive relay (4)
Circle output end, the coil output of electrical heating relay (6), always bear relay (20) coil output respectively with high-tension battery
Control unit (7) is connected, and the coil output of described compressor relay (16), the coil of DC/DC relays (17) are defeated
The coil output for going out end and PTC relays (18) is connected with control unit for vehicle (9) respectively;The first described cathode contact
(21) the contact switch output end (22) for and soon filling relay (3) is high using be located at battery bag lower casing casing (40) outside first
Pressure dual fiber connectors (41) is defeated as input interface, the contact switch of the second cathode contact (23) and always positive relay (4) is filled soon
Go out end (24) and use the second high pressure dual fiber connectors (48) for being located at battery bag lower casing casing (40) outside as MCU out-put supplies
Interface, the 3rd cathode contact (25), the 4th cathode contact (27), the 5th cathode contact (29) and the 6th cathode contact (31) are adopted
With the first high pressure connector, 4-pin (44) being located at outside battery bag lower casing casing (40) as compressor relay (16), DC/
The negative loop interface of DC relays (17), PTC relays (18) and trickle charge relay (5), compressor relay (16) touch
Point output switching terminal (26), DC/DC relays (17) contact switch output end (28), the output of PTC relays (18) contact switch
End (30), trickle charge relay (5) contact switch output end (32) use and are located at the second of battery bag lower casing casing (40) outside
High pressure connector, 4-pin (43) as positive pole circuit interface, the coil and high-tension battery of described high-tension battery internal relay
Auxiliary low pressure power supply needed for control unit (7), is connected using the outside low pressure twelve-core of battery bag lower casing casing (40) is located at
Device (46) carries out the connection of high-tension battery bag and overall wire sheaves, described other controls of high-tension battery control unit (7) and vehicle
The CAN communication wire harness of unit, the connection of high-tension battery bag and overall wire sheaves is carried out using eight core connectors (47).
2. a kind of power battery of pure electric automobile according to claim 1 and high pressure distributor case integrated control system, it is special
Levy and be:It is described the first high-tension fuse (14), the second high-tension fuse (15), the 3rd high-tension fuse (11), the 4th high
Pressure fuse (12) and the 5th high-tension fuse (13) are HVDC fuse.
3. a kind of power battery of pure electric automobile according to claim 1 and high pressure distributor case integrated control system, it is special
Levy and be:Described MCU pre-charge-relays (2), relay (3), total positive relay (4), trickle charge relay (5), electricity are filled soon
Heating relay (6), compressor relay (16), DC/DC relays (17), PTC relays (18) and total negative relay (20)
It is HVDC relay.
4. a kind of power battery of pure electric automobile according to claim 1 and high pressure distributor case integrated control system, it is special
Levy and be:It is described the 3rd high-tension fuse (11), the 4th high-tension fuse (12), the 5th high-tension fuse (13), first high
Pressure fuse (14) and the second high-tension fuse (15) are each provided on the internal insurance support (49) of battery bag lower casing casing (40),
The top of insurance support (49) is provided with caulking gum pad (50) and cover plate (51).
5. a kind of power battery of pure electric automobile according to claim 1 and high pressure distributor case integrated control system, it is special
Levy and be:The outside of described battery bag lower casing casing (40) is provided with maintenance interface (42).
6. a kind of power battery of pure electric automobile according to claim 1 and high pressure distributor case integrated control system, it is special
Levy and be:The inside of described battery bag lower casing casing (40) is provided with front space (37), back space (35) and lateral space
(36)。
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CN107985080A (en) * | 2017-12-22 | 2018-05-04 | 珠海银隆电器有限公司 | Power cell of vehicle system high voltage distribution installation and power cell of vehicle system |
CN108016312A (en) * | 2017-11-30 | 2018-05-11 | 广州汽车集团股份有限公司 | The high-pressure system and control method of a kind of new-energy automobile |
CN108016311A (en) * | 2017-11-30 | 2018-05-11 | 广州汽车集团股份有限公司 | The high-pressure system and its control method of a kind of new-energy automobile |
CN108016313A (en) * | 2017-11-30 | 2018-05-11 | 广州汽车集团股份有限公司 | The high-pressure system and control method of a kind of new-energy automobile |
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CN108016311A (en) * | 2017-11-30 | 2018-05-11 | 广州汽车集团股份有限公司 | The high-pressure system and its control method of a kind of new-energy automobile |
CN108016313A (en) * | 2017-11-30 | 2018-05-11 | 广州汽车集团股份有限公司 | The high-pressure system and control method of a kind of new-energy automobile |
CN108058596A (en) * | 2017-11-30 | 2018-05-22 | 广州汽车集团股份有限公司 | A kind of high-pressure system of new-energy automobile and corresponding control method |
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CN108461681A (en) * | 2018-03-29 | 2018-08-28 | 东南大学 | A kind of electric vehicle liquid-cooled power battery pack |
CN108461681B (en) * | 2018-03-29 | 2020-11-27 | 东南大学 | Liquid-cooled power battery pack for electric automobile |
CN111923750A (en) * | 2020-07-29 | 2020-11-13 | 中国第一汽车股份有限公司 | Power lithium battery system |
CN113232510A (en) * | 2021-04-13 | 2021-08-10 | 东风汽车集团股份有限公司 | Power battery high-voltage power-off protection system and method and storage medium |
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