CN108321457A - A kind of lithium battery group of new-energy automobile - Google Patents
A kind of lithium battery group of new-energy automobile Download PDFInfo
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- CN108321457A CN108321457A CN201711387795.6A CN201711387795A CN108321457A CN 108321457 A CN108321457 A CN 108321457A CN 201711387795 A CN201711387795 A CN 201711387795A CN 108321457 A CN108321457 A CN 108321457A
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for 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
- 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
- B60L58/26—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 cooling
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/617—Types of temperature control for achieving uniformity or desired distribution of temperature
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention relates to the technical fields of new-energy automobile powered attachment may be implemented Homogeneouslly-radiating between multigroup battery more particularly to a kind of lithium battery group of new-energy automobile, improve battery；And it prevents multigroup battery from causing connecting portion to loosen situation because the external world is hit, improves use reliability；Including protective shell, the first charging head and the first protection circuit plates, and it is connected in series between multigroup battery；Including multigroup thermally conductive sheet, two groups of heat emission fans and drag link, the top and bottom of the outer right wall of protective shell are respectively arranged with air outlet and lower air outlet, and the input terminal of two groups of heat emission fans is connected to upper air outlet and lower air outlet；Further include upper plate, lower roof plate, upper plate, lower plate, two group of first threaded rod, two group of second threaded rod, two group of first nut and two group of second nut, it is provided with the first damping spring, Rubber shock-absorbing pad is both provided between upper plate and lower plate, between upper plate and lower plate.
Description
Technical field
The present invention relates to the technical fields of new-energy automobile powered attachment, are used more particularly to a kind of new-energy automobile
Lithium battery group.
Background technology
It is well known that the energy is becoming tight form day with environmental protection, battery increasingly receives an acclaim as power source, new energy
The lithium battery of automobile due to the remarkable advantages such as energy density is high, small, light-weight, environment friendly and pollution-free and memory-less effect by
For step as the first choice of new energy field, the lithium battery of new-energy automobile is that one kind being used for electric vehicle, carries out electrical energy transportation, with
Convenient for preferably realizing the auxiliary equipment of automobile power conveying, in the field that electric energy storage and new-energy automobile power provide
It is widely used in a variety of applications；The lithium battery group of existing new-energy automobile includes protective shell, the first charging head and the first protection
Circuit board is provided with working chamber in protective shell, and multigroup battery is arranged in order in working chamber, and is connected between multigroup battery
It connects, the first thermoswitch and the first alarm lamp is both provided on multigroup battery, and multigroup battery passes through the first heat
Quick switch is electrically connected with the first protection circuit plates, and the first charging head is mounted on the left end side wall of protective shell, and the first charging
Head is electrically connected by transformer with the input terminal of multigroup battery, and the first discharge port is additionally provided in protective shell outer right wall, and
First discharge port is electrically connected with the output end of multigroup battery；The lithium battery group of existing new-energy automobile is in use, logical first
The first charging head is crossed by multigroup battery charging complete, then by the power input line of electric motor of automobile be inserted into the first discharge port with it is multigroup
Cell communication, the electricity stored by multigroup inside battery supply motor use；The lithium electricity of existing new-energy automobile
It is found in the group use of pond, heat dissipation performance is poor, and at work due to multigroup battery, the temperature difference of each battery leads to each battery
Between generate inconsistency, to influence the service life of battery pack；And it is easy when multigroup battery is hit by external force
Lead to the loosening of connecting portion, and then influence the output performance of battery pack, reduces use reliability.
Invention content
In order to solve the above technical problems, Homogeneouslly-radiating between a kind of multigroup battery of present invention offer, improves battery and uses the longevity
Life；And it prevents multigroup battery from causing connecting portion to loosen situation because the external world is hit, improves the new energy vapour of use reliability
Automobile-used lithium battery group.
A kind of lithium battery group of new-energy automobile of the present invention, the lithium battery group of existing new-energy automobile include protecting
Protective case, the first charging head and the first protection circuit plates are provided with working chamber in protective shell, and multigroup battery is arranged in order positioned at work
Intracavitary, and be connected in series between multigroup battery, the first thermoswitch and the first alarm lamp are both provided on multigroup battery,
And multigroup battery is electrically connected by the first thermoswitch with the first protection circuit plates, and the first charging head is mounted on protective shell
On left end side wall, and the first charging head is electrically connected by transformer with the input terminal of multigroup battery, in protective shell outer right wall
It is additionally provided with the first discharge port, and the first discharge port is electrically connected with the output end of multigroup battery；Including multigroup thermally conductive sheet, two groups
One side end face of heat emission fan and drag link, multigroup thermally conductive sheet is connect with the front side wall and rear wall in multigroup battery respectively,
And connecting rod is provided between multigroup thermally conductive sheet, one end of the connecting rod is connect with another side end face of multigroup thermally conductive sheet,
The other end of connecting rod is connect with the drag link, and the top and bottom of outer wall are respectively arranged with enterprising on the left of the protective shell
Air port and lower air inlet, and upper exit port and lower air inlet are connected to working chamber, the outer right wall of the protective shell it is upper
End and lower end are respectively arranged with air outlet and lower air outlet, and upper air outlet and lower air outlet are connected to working chamber, institute
State the top and bottom that two groups of heat emission fans are separately mounted to protective shell outer right wall, and the input terminal of two groups of heat emission fans is and institute
It states air outlet to be connected to lower air outlet, the output end of two groups of heat emission fans is in communication with the outside；Further include upper plate, lower roof plate, on
Bottom plate, lower plate, two group of first threaded rod, two group of second threaded rod, two group of first nut and two group of second nut, the upper top
Plate and lower roof plate are respectively positioned on the top of protective shell, and through-hole is both provided at left and right sides of upper plate and lower roof plate, described logical
The first damping spring is additionally provided in hole, through-hole is inserted into together with damping in the top of two group of first threaded rod from the bottom end of through-hole
The inside of spring extend out to the through-hole top external world and is connect respectively at two group of first nut spiral shell load, the upper plate and bottom
Plate is respectively positioned on the lower section of protective shell, and through-hole is both provided at left and right sides of upper plate and lower plate, is also set in the through-hole
It is equipped with the second damping spring, through-hole is inserted into together in damping spring in the top of two group of second threaded rod from the bottom end of through-hole
Portion extend out to the through-hole top external world and is connect respectively at two group of second nut spiral shell load, between the upper plate and lower plate,
Rubber shock-absorbing pad is both provided between upper plate and lower plate.
A kind of lithium battery group of new-energy automobile of the present invention, further includes multigroup reserve battery, the second protection circuit plates
With the second charging head, multigroup battery is arranged in order positioned at working chamber bottom end, and multigroup reserve battery is positioned at described multigroup
The lower section of battery is connected in series between multigroup battery, and the second thermoswitch and the second alarm are both provided on multigroup battery
Indicator light, and multigroup battery is electrically connected by the second thermoswitch with the second protection circuit plates, and the second charging head is mounted on
Below the left end side wall of protective shell, and the second charging head is electrically connected by transformer with the input terminal of multigroup battery, protective shell
It is additionally provided with the second discharge port below outer right wall, and the second discharge port is electrically connected with the output end of multigroup battery.
The present invention a kind of new-energy automobile lithium battery group, further include upper heat-conductive bracket, middle heat-conductive bracket and under lead
Hot holder, the upper heat-conductive bracket, middle heat-conductive bracket and lower heat-conductive bracket are respectively positioned in working chamber, and upper heat-conductive bracket is installed
Above multigroup battery, the middle heat-conductive bracket is mounted between multigroup battery and multigroup reserve battery, lower heat-conductive bracket installation
Below from multigroup reserve battery, and it is both provided with cavity inside upper heat-conductive bracket, middle heat-conductive bracket and lower heat-conductive bracket, and
Multigroup heat emission hole is additionally provided on the outer wall of upper heat-conductive bracket, middle heat-conductive bracket and lower heat-conductive bracket, and multigroup heat emission hole is equal
It is connected to cavity.
A kind of lithium battery group of new-energy automobile of the present invention further includes automatic switch-over circuit case, the first cable and the
Two cables, the automatic switch-over circuit case is internally provided with circuit chamber, and is set on the left end lateral wall of automatic switch-over circuit case
It is equipped with first and connects power port and second and connect power port, described first, which connects power port and second, connects power port and is connected to circuit chamber, and described first
Cable and the second cable are respectively positioned on circuit intracavitary portion, and the input terminal of the first cable and the second cable connects electricity with described first
Mouthful and second connect power port electrical connection, be additionally provided with transmission of electricity mouth in the automatic switch-over circuit case outer right wall, and transmit electricity mouth with
Circuit chamber is connected to, and the output end of first cable and the second cable is electrically connected with transmission of electricity mouth, and on first cable
It is provided with the first breaker, normal open switch and relay, the second breaker and normally closed switch are provided on second cable.
A kind of lithium battery group of new-energy automobile of the present invention, further includes two groups of high efficiency filter cottons, described two groups efficient
Filter cotton is separately mounted at the upper air inlet and lower air inlet.
The present invention a kind of new-energy automobile lithium battery group, the protective shell be detachable structure, including upper top cover,
Lower bottom cover, four groups of link blocks and four groups of soket head cap screws, the top and bottom end of the protective shell are respectively arranged with inlet and outlet,
And inlet and outlet is connected to working chamber, and the top of the upper top cover is connect with the bottom end of the lower roof plate, the bottom
The bottom end of lid is connect with the top of the upper plate, and four groups of link blocks are separately mounted to left side outer wall and the right side of protective shell
On the top and bottom end of outer wall, counterbore is both provided in four groups of link blocks, the left and right sides bottom end of the upper top cover is all provided with
It is equipped with upper screwed hole, the left and right sides top of the lower bottom cover is both provided with lower threaded hole, the upper screwed hole and lower threaded hole
Respectively with that counterbore is provided on four groups of link blocks is concentric corresponding, four groups of soket head cap screws are each passed through the counterbore and are inserted into simultaneously
Spiral shell is filled in upper screwed hole and lower threaded hole.
A kind of lithium battery group of new-energy automobile of the present invention, multigroup thermally conductive sheet and connecting rod are heat-conducting silicone grease
Material, the upper heat-conductive bracket, middle heat-conductive bracket and lower heat-conductive bracket are aluminum material.
A kind of lithium battery group of new-energy automobile of the present invention, the upper heat-conductive bracket, middle heat-conductive bracket and lower heat conduction
Internal stent is both provided with wire-passing tube.
A kind of lithium battery group of new-energy automobile of the present invention, further includes the first conductor wire and the second conductor wire, described
The input terminal of first conductor wire is electrically connected with first discharge port, and the output end of the first conductor wire and described first connects electricity
Mouth electrical connection, the input terminal of second conductor wire is electrically connected with second discharge port, and the output end of the second conductor wire
Power port is connect with described second to be electrically connected.
Beneficial effects of the present invention are compared with prior art：It, will be electric by cooling fin and heat emission fan by above-mentioned setting
The temperature generated when the use of pond reduces so that heat dissipation uniform high-efficiency ensures that battery effectively uses, improves battery；It is logical
It crosses upper plate, lower roof plate, upper plate and lower plate further to protect protective shell, and passes through damping spring and Rubber shock-absorbing pad
Vibrations influence caused by multigroup battery can effectively be mitigated, prevent multigroup battery connection part position from loosening situation, improve and use
Reliability.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is heat-conductive bracket in the present invention, the dimensional structure diagram of middle heat-conductive bracket and lower heat-conductive bracket；
Fig. 3 is the structural schematic diagram of the connections such as thermally conductive sheet and drag link of the present invention；
Fig. 4 is the partial enlargement structural representation at A of the present invention；
Fig. 5 is the structural schematic diagram of automatic switch-over circuit case internal circuit connection of the present invention；
It is marked in attached drawing：1, protective shell；2, the first charging head；3, the first protection circuit plates；4, thermally conductive sheet；5, heat emission fan；6, horizontal
Pull rod；7, upper plate；8, lower roof plate；9, upper plate；10, lower plate；11, the first threaded rod；12, the second threaded rod；13, first
Nut；14, the second nut；15, the second damping spring；16, Rubber shock-absorbing pad；17, reserve battery；18, the second protection circuit plates；
19, the second charging head；20, upper heat-conductive bracket；21, middle heat-conductive bracket；22, lower heat-conductive bracket；23, automatic switch-over circuit case；24、
First cable；25, the second cable；26, the first breaker；27, normal open switch；28, relay；29, the second breaker；30, often
Make and break is closed；31, high efficiency filter cotton；32, upper top cover；33, lower bottom cover；34, link block；35, soket head cap screw；36, wire-passing tube；
37, the first conductor wire；38, the second conductor wire.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
As shown in Figures 1 to 5, the lithium battery group of a kind of new-energy automobile of the invention, existing new-energy automobile are used
Lithium battery group include protective shell 1, the first charging head 2 and the first protection circuit plates 3, be provided with working chamber in protective shell, it is multigroup
Battery is arranged in order in working chamber, and is connected in series between multigroup battery, and the first temperature-sensitive is both provided on multigroup battery
Switch and the first alarm lamp, and multigroup battery is electrically connected by the first thermoswitch with the first protection circuit plates, the
One charging head is mounted on the left end side wall of protective shell, and the first charging head passes through the input terminal of transformer and multigroup battery electricity
It connects, is additionally provided with the first discharge port in protective shell outer right wall, and the output end of the first discharge port and multigroup battery is electrically connected
It connects；Including 4, two groups of heat emission fans 5 of multigroup thermally conductive sheet and drag link 6, a side end face of multigroup thermally conductive sheet respectively in multigroup battery
Front side wall connected with rear wall, and connecting rod is provided between multigroup thermally conductive sheet, one end of connecting rod and multigroup thermally conductive sheet
The connection of another side end face, the other end of connecting rod connect with drag link, and the top and bottom of outer wall are distinguished on the left of protective shell
It is provided with upper air inlet and lower air inlet, and upper exit port and lower air inlet are connected to working chamber, outside the right side of protective shell
The top and bottom of wall are respectively arranged with air outlet and lower air outlet, and upper air outlet and lower air outlet connect with working chamber
Logical, two groups of heat emission fans are separately mounted to the top and bottom of protective shell outer right wall, and the input terminal of two groups of heat emission fans with
Upper air outlet is connected to lower air outlet, and the output end of two groups of heat emission fans is in communication with the outside；Further include upper plate 7, lower roof plate 8, on
Bottom plate 9,10, two group first of lower plate, 11, two group second of threaded rod threaded rod, 12, two group of first nut 13 and two group of second nut
14, upper plate and lower roof plate are respectively positioned on the top of protective shell, and are both provided with through-hole at left and right sides of upper plate and lower roof plate,
The first damping spring is additionally provided in through-hole, through-hole is inserted into together with damping bullet in the top of two group of first threaded rod from the bottom end of through-hole
The inside of spring extend out to the through-hole top external world and is connect respectively at two group of first nut spiral shell load, and upper plate and lower plate are respectively positioned on guarantor
The lower section of protective case, and through-hole is both provided at left and right sides of upper plate and lower plate, the second damping bullet is additionally provided in through-hole
Spring 15, the top of two group of second threaded rod are inserted into through-hole from the bottom end of through-hole and extend out to through-hole top together with the inside of damping spring
The external world simultaneously connects respectively at two group of second nut spiral shell load, is respectively provided between upper plate and lower plate, between upper plate and lower plate
There is Rubber shock-absorbing pad 16；By above-mentioned setting, the temperature generated when being used battery by cooling fin and heat emission fan reduces so that
Radiate uniform high-efficiency, ensures that battery effectively uses, improves battery；Pass through upper plate, lower roof plate, upper plate and bottom
Plate further protects protective shell, and can effectively mitigate vibrations to multigroup battery by damping spring and Rubber shock-absorbing pad
Caused by influence, prevent multigroup battery connection part position from loosening situation, improve use reliability.
A kind of lithium battery group of new-energy automobile of the present invention further includes that multigroup reserve battery 17, second protects circuit
Plate 18 and the second charging head 19, multigroup battery is arranged in order positioned at working chamber bottom end, and multigroup reserve battery is located at multigroup electricity
The lower section in pond is connected in series between multigroup battery, the second thermoswitch and the second alarm lamp is both provided on multigroup battery,
And multigroup battery is electrically connected by the second thermoswitch with the second protection circuit plates, and the second charging head is mounted on protective shell
Below left end side wall, and the second charging head is electrically connected by transformer with the input terminal of multigroup battery, protective shell outer right wall
Lower section is additionally provided with the second discharge port, and the second discharge port is electrically connected with the output end of multigroup battery；By above-mentioned setting, when
Multigroup battery capacity after use, is switched to multigroup reserve battery and continues to provide power, ensure battery backup capability, improve new energy
Source automobile course continuation mileage.
A kind of lithium battery group of new-energy automobile of the present invention, further includes upper heat-conductive bracket 20,21 and of middle heat-conductive bracket
Lower heat-conductive bracket 22, upper heat-conductive bracket, middle heat-conductive bracket and lower heat-conductive bracket are respectively positioned in working chamber, and upper heat-conductive bracket is pacified
Above multigroup battery, middle heat-conductive bracket is mounted between multigroup battery and multigroup reserve battery, and lower heat-conductive bracket installation is certainly
Below multigroup reserve battery, and cavity is both provided with inside upper heat-conductive bracket, middle heat-conductive bracket and lower heat-conductive bracket, and on
Be additionally provided with multigroup heat emission hole on the outer wall of heat-conductive bracket, middle heat-conductive bracket and lower heat-conductive bracket, and multigroup heat emission hole with
Cavity is connected to；By above-mentioned setting, by the heat emission hole in upper heat-conductive bracket, middle heat-conductive bracket and lower heat-conductive bracket by battery pack
The heat derives generated when power supply, and the effect of fixed battery pack is also acted as, keep battery electrical connection more stable.
A kind of lithium battery group of new-energy automobile of the present invention, further includes automatic switch-over circuit case 23, the first cable 24
With the second cable 25, automatic switch-over circuit case is internally provided with circuit chamber, and on the left end lateral wall of automatic switch-over circuit case
Be provided with first and connect power port and second and connect power port, first, which connects power port and second, connects power port and is connected to circuit chamber, the first cable and
Second cable is respectively positioned on circuit intracavitary portion, and the input terminal of the first cable and the second cable connects power port and second with first and connects
Power port is electrically connected, and is additionally provided with transmission of electricity mouth in automatic switch-over circuit case outer right wall, and mouth of transmitting electricity is connected to circuit chamber, and first
The output end of cable and the second cable is electrically connected with transmission of electricity mouth, and the first breaker 26, normally opened is provided on the first cable
Switch 27 and relay 28 are provided with the second breaker 29 and normally closed switch 30 on second cable；By above-mentioned setting, ensure more
Automatic switchover after the completion of group battery use to multigroup reserve battery.
A kind of lithium battery group of new-energy automobile of the present invention, further includes two groups of high efficiency filter cottons 31, two groups of efficient mistakes
Filter pulp is separately mounted at upper air inlet and lower air inlet；By above-mentioned setting, when heat emission fan works, by the heat in protective shell
Blown out from air outlet, make to become a temporary low-pressure state in protective shell, external air under the action of pressure difference from
Air inlet enters in protective shell, and high efficiency filter cotton is filtered to entering the air in protective shell, prevent impurity in air into
Enter and cause short circuit in protective shell, ensure the cleaning of element in protective shell, improves safety.
A kind of lithium battery group of new-energy automobile of the present invention, protective shell are detachable structure, including upper top cover 32, under
33, four groups of link blocks 34 of bottom cover and four groups of soket head cap screws 35, the top and bottom end of protective shell are respectively arranged with inlet and outlet,
And inlet and outlet is connected to working chamber, and the bottom end of the top of upper top cover and lower roof plate connects, the bottom end of lower bottom cover with it is upper
The top of bottom plate connects, and four groups of link blocks are separately mounted on the left side outer wall of protective shell and the top and bottom end of outer right wall,
Counterbore is both provided in four groups of link blocks, the left and right sides bottom end of upper top cover is both provided with upper screwed hole, the left and right two of lower bottom cover
Side top is both provided with lower threaded hole, upper screwed hole and lower threaded hole respectively with to be provided with counterbore on four groups of link blocks concentric right
It answers, four groups of soket head cap screws are each passed through counterbore insertion and spiral shell is filled in upper screwed hole and lower threaded hole；It, can by above-mentioned setting
To dismantle the upper top cover of protective shell and lower bottom cover, facilitates and check battery and repair.
A kind of lithium battery group of new-energy automobile of the present invention, multigroup thermally conductive sheet and connecting rod are heat-conducting silicone grease material
Material, upper heat-conductive bracket, middle heat-conductive bracket and lower heat-conductive bracket are aluminum material；Pass through above-mentioned setting, heat conductive silicon grease material tool
There is a high thermal conductivity, splendid thermal conductivity, good electrical insulating property, wider temperature in use, good stability in use, raising makes
With reliability, aluminum material is light and heat conductivility is good, further increases the effect of conduction heat transfer.
A kind of lithium battery group of new-energy automobile of the present invention, upper heat-conductive bracket, middle heat-conductive bracket and lower heat-conductive bracket
Inside is both provided with wire-passing tube 36；By above-mentioned setting, cable arrangements when battery pack being facilitated to connect.
A kind of lithium battery group of new-energy automobile of the present invention, further includes the first conductor wire 37 and the second conductor wire 38,
The input terminal of first conductor wire is electrically connected with the first discharge port, and the output end of the first conductor wire connects power port with first and is electrically connected
It connects, the input terminal of the second conductor wire is electrically connected with the second discharge port, and the output end of the second conductor wire and second connects power port electricity
Connection；By above-mentioned setting, multigroup battery is connected to multigroup reserve battery with automatic switch-over circuit case, realize multigroup battery and
Automatic switching function between multigroup reserve battery.
A kind of lithium battery group of new-energy automobile of the present invention, at work, before completing above-mentioned action, first
It is moved into the position of user's needs, is filled multigroup battery and multigroup reserve battery by the first charging head and the second charging head
Electricity is completed, and the power input line of electric motor of automobile is then inserted into the transmission of electricity mouth on automatic switch-over circuit case, by automatically switching electricity
Circuit setting inside the case of road, the electricity first stored using multigroup inside battery, supply motor are used, are provided for new-energy automobile
Power automatically switches to multigroup reserve battery and continues as new-energy automobile use after multigroup battery capacity use；
The above is only a preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. the lithium battery group of a kind of lithium battery group of new-energy automobile, existing new-energy automobile includes protective shell（1）,
One charging head（2）With the first protection circuit plates（3）, protective shell（1）It is inside provided with working chamber, multigroup battery is arranged in order positioned at work
Make intracavitary, and be connected in series between multigroup battery, the first thermoswitch and the first police instruction are both provided on multigroup battery
Lamp, and multigroup battery passes through the first thermoswitch and the first protection circuit plates（3）Electrical connection, the first charging head（2）Installation
In protective shell（1）Left end side wall on, and the first charging head（2）It is electrically connected with the input terminal of multigroup battery by transformer,
Protective shell（1）The first discharge port is additionally provided in outer right wall, and the first discharge port is electrically connected with the output end of multigroup battery；
It is characterised in that it includes multigroup thermally conductive sheet（4）, two groups of heat emission fans（5）And drag link（6）, multigroup thermally conductive sheet（4）Side
End face is connect with the front side wall and rear wall in multigroup battery respectively, and multigroup thermally conductive sheet（4）Between be provided with connecting rod, institute
State one end of connecting rod and multigroup thermally conductive sheet（4）The connection of another side end face, the other end of connecting rod with the drag link（6）
Connection, the protective shell（1）The top and bottom of left side outer wall are respectively arranged with upper air inlet and lower air inlet, and on go out into
Mouth and lower air inlet are connected to working chamber, the protective shell（1）The top and bottom of outer right wall be respectively arranged with out
Air port and lower air outlet, and upper air outlet and lower air outlet are connected to working chamber, two groups of heat emission fans（5）It installs respectively
In protective shell（1）The top and bottom of outer right wall, and two groups of heat emission fans（5）Input terminal with the upper air outlet and under
Air outlet is connected to, two groups of heat emission fans（5）Output end be in communication with the outside；It further include upper plate（7）, lower roof plate（8）, upper plate
（9）, lower plate（10）, two group of first threaded rod（11）, two group of second threaded rod（12）, two group of first nut（13）With two group
Two nuts（14）, the upper plate（7）And lower roof plate（8）It is respectively positioned on protective shell（1）Top, and upper plate（7）With lower top
Plate（8）The left and right sides be both provided with through-hole, the first damping spring, two group of first threaded rod are additionally provided in the through-hole
（11）Top from the bottom end of through-hole be inserted into through-hole together with the inside of damping spring to extend out to through-hole top extraneous and respectively at institute
State two group of first nut（13）Spiral shell load connects, the upper plate（9）And lower plate（10）It is respectively positioned on protective shell（1）Lower section, and
And upper plate（9）And lower plate（10）The left and right sides be both provided with through-hole, the second damping spring is additionally provided in the through-hole
（15）, two group of second threaded rod（12）Top be inserted into through-hole from the bottom end of through-hole and extend out to together with the inside of damping spring
Through-hole top is extraneous and respectively at two group of second nut（14）Spiral shell load connects, the upper plate（7）And lower plate（10）It
Between, upper plate（9）And lower plate（10）Between be both provided with Rubber shock-absorbing pad（16）.
2. a kind of lithium battery group of new-energy automobile as described in claim 1, which is characterized in that further include multigroup standby electricity
Pond（17）, the second protection circuit plates（18）With the second charging head（19）, multigroup battery is arranged in order positioned at working chamber bottom end,
And multigroup reserve battery（17）Positioned at the lower section of multigroup battery, it is connected in series between multigroup battery, multigroup battery
On be both provided with the second thermoswitch and the second alarm lamp, and multigroup battery passes through the second thermoswitch and second and protects
Protection circuit plate（18）Electrical connection, the second charging head（19）Mounted on protective shell（1）Left end side wall below, and the second charging head
（19）It is electrically connected with the input terminal of multigroup battery by transformer, protective shell（1）It is additionally provided with the second electric discharge below outer right wall
Mouthful, and the second discharge port is electrically connected with the output end of multigroup battery.
3. a kind of lithium battery group of new-energy automobile as claimed in claim 2, which is characterized in that further include upper heat-conductive bracket
（20）, middle heat-conductive bracket（21）With lower heat-conductive bracket（22）, the upper heat-conductive bracket（20）, middle heat-conductive bracket（21）With lower heat conduction
Holder（22）It is respectively positioned in working chamber, and upper heat-conductive bracket（20）Above multigroup battery, the middle heat-conductive bracket
（21）Mounted on multigroup battery and multigroup reserve battery（17）Between, lower heat-conductive bracket（22）It installs from multigroup reserve battery（17）
Lower section, and upper heat-conductive bracket（20）, middle heat-conductive bracket（21）With lower heat-conductive bracket（22）Inside is both provided with cavity, and on
Heat-conductive bracket（20）, middle heat-conductive bracket（21）With lower heat-conductive bracket（22）Outer wall on be additionally provided with multigroup heat emission hole, and it is more
Group heat emission hole is connected to cavity.
4. a kind of lithium battery group of new-energy automobile as claimed in claim 3, which is characterized in that further include automatically switching electricity
Road case（23）, the first cable（24）With the second cable（25）, the automatic switch-over circuit case（23）It is internally provided with circuit chamber, and
And automatic switch-over circuit case（23）Left end lateral wall on be provided with first and connect power port and second and connect power port, described first connects power port
Power port is connect with second to be connected to circuit chamber, first cable（24）With the second cable（25）It is respectively positioned on circuit intracavitary portion, and
And first cable（24）With the second cable（25）Input terminal connect power port and second with described first and connect power port and be electrically connected, it is described
Automatic switch-over circuit case（23）Transmission of electricity mouth is additionally provided in outer right wall, and mouth of transmitting electricity is connected to circuit chamber, first electricity
Cable（24）With the second cable（25）Output end be electrically connected with transmission of electricity mouth, and first cable（24）On be provided with first
Breaker（26）, normal open switch（27）And relay（28）, second cable（25）On be provided with the second breaker（29）With
Normally closed switch（30）.
5. a kind of lithium battery group of new-energy automobile as claimed in claim 4, which is characterized in that further include two groups of efficient mistakes
Filter pulp（31）, two groups of high efficiency filter cottons（31）It is separately mounted at the upper air inlet and lower air inlet.
6. a kind of lithium battery group of new-energy automobile as claimed in claim 5, which is characterized in that the protective shell（1）For
Detachable structure, including upper top cover（32）, lower bottom cover（33）, four groups of link blocks（34）With four groups of soket head cap screws（35）, described
Protective shell（1）Top and bottom end be respectively arranged with inlet and outlet, and inlet and outlet is connected to working chamber, it is described on
Head cover（32）Top and the lower roof plate（8）Bottom end connection, the lower bottom cover（33）Bottom end and the upper plate（9）'s
Top connects, four groups of link blocks（34）It is separately mounted to protective shell（1）Left side outer wall and outer right wall top and bottom
On end, four groups of link blocks（34）Inside it is both provided with counterbore, the upper top cover（32）Left and right sides bottom end be both provided with
Threaded hole, the lower bottom cover（33）Left and right sides top be both provided with lower threaded hole, the upper screwed hole and lower threaded hole point
Not with four groups of link blocks（34）On be provided with counterbore and correspond to one heart, four groups of soket head cap screws（35）It is each passed through the counterbore
It is inserted into and spiral shell is filled in upper screwed hole and lower threaded hole.
7. a kind of lithium battery group of new-energy automobile as claimed in claim 6, which is characterized in that multigroup thermally conductive sheet
（4）It is heat conductive silicon grease material with connecting rod, the upper heat-conductive bracket（20）, middle heat-conductive bracket（21）With lower heat-conductive bracket（22）
It is aluminum material.
8. a kind of lithium battery group of new-energy automobile as claimed in claim 7, which is characterized in that the upper heat-conductive bracket
（20）, middle heat-conductive bracket（21）With lower heat-conductive bracket（22）Inside is both provided with wire-passing tube（36）.
9. a kind of lithium battery group of new-energy automobile as claimed in claim 8, which is characterized in that further include the first conductor wire
（37）With the second conductor wire（38）, first conductor wire（37）Input terminal be electrically connected with first discharge port, and
One conductor wire（37）Output end connect power port with described first and be electrically connected, second conductor wire（38）Input terminal and described the
Two discharge ports are electrically connected, and the second conductor wire（38）Output end connect power port with described second and be electrically connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711387795.6A CN108321457B (en) | 2017-12-20 | 2017-12-20 | Lithium battery pack for new energy automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711387795.6A CN108321457B (en) | 2017-12-20 | 2017-12-20 | Lithium battery pack for new energy automobile |
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| CN110690381A (en) * | 2019-10-25 | 2020-01-14 | 江苏汇鑫新能源汽车科技有限公司 | New energy automobile can dismantle battery package |
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| CN112910028A (en) * | 2021-01-15 | 2021-06-04 | 广东嘉元科技股份有限公司 | Power supply for electrolytic copper foil |
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| CN108321457B (en) | 2020-02-21 |
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Effective date of registration: 20210802 Address after: 276034 northeast corner of the intersection of Shunda road and Fengxiang street, industrial park, Hedong District, Linyi City, Shandong Province (No. 959) Patentee after: Shandong Shizhan Power Equipment Co.,Ltd. Address before: 233399, 4 floor, building 3, industrial Acceleration Center, Wuhe County Economic Development Zone, Bengbu, Anhui. Patentee before: WUHE ZHIKAI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Patentee before: Zeng Yuee |
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