CN107394082A - A kind of general modular structure of square electric cell - Google Patents
A kind of general modular structure of square electric cell Download PDFInfo
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- CN107394082A CN107394082A CN201710712859.9A CN201710712859A CN107394082A CN 107394082 A CN107394082 A CN 107394082A CN 201710712859 A CN201710712859 A CN 201710712859A CN 107394082 A CN107394082 A CN 107394082A
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- battery core
- plate
- housing
- hole
- modular structure
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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
- H01M10/04—Construction or manufacture in general
-
- 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
-
- 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
- H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
- H01M10/647—Prismatic or flat cells, e.g. pouch cells
-
- 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
- H01M10/6554—Rods or plates
- H01M10/6555—Rods or plates arranged between the cells
-
- 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention relates to a kind of general modular structure of square electric cell, nickel sheet is plated including housing, some battery cores being transversely arranged in the housing, insulating support and the aluminium that is welded with the pole of the battery core, the pole of some battery cores is set towards the front side of the housing;The insulating support is arranged in the housing and some independent and interconnected installing spaces is limited in the housing, some battery cores are arranged in some installing spaces and are crimped on the insulating support correspondingly, and expansion clearance is left between two battery cores of arbitrary neighborhood.For the present invention by by battery core lateral arrangement, effectively increasing the space availability ratio in housing, being electrically connected using aluminium plating nickel sheet can effectively save cost;It is by using insulating support that battery core and battery core is spaced apart, make to leave expansion clearance between any two battery core, can effectively prevent battery core bulging and cause installation dimension inaccurate.
Description
Technical field
The present invention relates to electric vehicle engineering field, and in particular to a kind of general modular structure of square electric cell.
Background technology
Present Global auto industry is faced with the huge challenge of energy and environment problem, because electric automobile has structure simple
It is single, easy to maintenance, good operability, have the advantages that compared with conventional fuel oil automobile it is without friction, noiseless, without exhaust emission,
One of important directions as automobile industry development in recent years.Sole energy source of the electrokinetic cell as pure electric automobile, its
Performance directly influences the vehicle performance of pure electric automobile.It is electronic in order to meet because the electricity of single lithium-ion electric core is smaller
The course continuation mileage requirement of automobile by multiple lithium-ion electric cores, it is necessary to carry out connection in series-parallel in groups, to reach required electricity and voltage
It is required that.A set of battery system typically uses integrated form, modularized design into multiple battery modules, to improve the reliable of battery system
Property, manufacturability and security.
Traditional power battery modules length dimension depends on the length dimension of casing, because structure limits, battery modules
Versatility and interchangeability are poor, and material variety is more, and cost is higher.Traditional power battery modules are typically placed with battery core bottom
Heat conductive pad, due to battery core stacking, the battery core temperature of middle part is higher, and then battery core performance is affected greatly, and reduces
Performance, cycle life and the security of battery.
The content of the invention
The technical problems to be solved by the invention are to provide in view of the shortcomings of the prior art, there is provided a kind of square electric cell is general
Modular structure.
The technical scheme that the present invention solves above-mentioned technical problem is as follows:A kind of general modular structure of square electric cell, including shell
Body, some battery cores being transversely arranged in the housing, insulating support and the aluminium plating nickel sheet with the pole welding of the battery core, if
The pole for doing the battery core is set towards the front side of the housing;
What the insulating support was arranged in the housing and some independences is limited in the housing and are interconnected
Installing space, some battery cores are arranged in some installing spaces and are crimped on the insulating support correspondingly
On, leave expansion clearance between two battery cores of arbitrary neighborhood.
The beneficial effects of the invention are as follows:The present invention is by the way that by battery core lateral arrangement, the space effectively increased in housing is sharp
With rate, being electrically connected using aluminium plating nickel sheet can effectively save cost;By using insulating support by the interval of battery core and battery core
Open, make to leave expansion clearance between any two battery core, can effectively prevent battery core bulging and cause installation dimension inaccurate.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, the insulating support includes some longitudinal bulkheads and is separately positioned on two of the left and right sides in housing
Insulating barrier, the insulating barrier is fixed with multigroup lateral partitions equidistantly arranged up and down close to the battery core side, described
Longitudinal bulkhead is each side fixed with multigroup lateral partitions equidistantly arranged up and down;The insulating barrier is indulged with adjacent
To forming the vertical installation passage of multiple row between dividing plate and between adjacent two longitudinal baffles, each installation passage by
The lateral partitions of position in the inner limit some installing spaces arranged up and down.
It is using the above-mentioned further beneficial effect of scheme:By setting longitudinal bulkhead, insulating barrier and lateral partitions,
It by the framework of prior art and the integrated design of pallet, can will be effectively isolated open between battery core, and reduce material variety,
Reduce cost.
Further, longitudinal bulkhead is the square frame being formed by connecting by two montants and some cross bars, some described
The both ends of cross bar are vertical with two montants respectively to be fixedly connected;It is respectively provided with left and right sides of each cross bar described in one group laterally
Dividing plate, each side one battery core of corresponding crimping on longitudinal bulkhead between two adjacent cross bars.
It is using the above-mentioned further beneficial effect of scheme:The setting of montant and cross bar so that the edge of battery core all abuts
On montant or cross bar, the space between cross bar and montant is to form the expansion clearance between the adjacent battery core in left and right.
Further, lateral partitions described in every group include two horizontally disposed plate bodies, and two plate bodies are set
On position of the cross bar close to both ends.
It is using the above-mentioned further beneficial effect of scheme:By setting two plate bodies close to cross bar both ends, i.e. shape
Expansion clearance between upper and lower battery core.
Further, the rear and front end of the cross bar is respectively vertically and fixedly provided with a location-plate, and front and rear the two of each battery core
Each abut has one piece of location-plate on four angles of side, is arranged on the location-plate on front side of the battery core away from the cross bar
One side be provided with alignment pin and card wire structure;
Positioning hole and line hole are offered in the aluminium plating nickel sheet, the aluminium plating nickel sheet is crimped on the location-plate, institute
State alignment pin to pass from positioning hole adaptation, the card wire structure passes from line hole adaptation.
It is using the above-mentioned further beneficial effect of scheme:By setting location-plate, the forward direction of battery core is carried out
Spacing, mounting structure is compacter;By setting alignment pin and card wire structure, facilitate installation positioning and the fool proof of aluminium plating nickel sheet.
Further, the housing is in use aluminum alloy materials extrusion forming by epipleural, lower side panel, front shroud and two pieces
End plate surround a cube structure, two pieces of end plates are crimped on the outside of two pieces of insulating barriers, the upside respectively
Plate is welded on the upper end of two end plates using laser latasuture, and the lower side panel is welded under two end plates using laser latasuture
End, the front shroud are connected on the location-plate of the cross bar front end;
There is a cavity, the upper end of the end plate offers the module installation being connected with the cavity in the end plate
Hole, the end plate offers the hoisting tool holding holes being connected with the cavity in the side wall away from the battery core, described
End plate offers the blocked hole being connected with the cavity in a side wall of the battery core, close to institute on the insulating barrier
The side for stating end plate is plugged in the blocked hole formed with clamping muscle, the clamping muscle adaptation.
It is using the above-mentioned further beneficial effect of scheme:Welded by using laser latasuture, make the firm clamping of battery core
Between two end plates and upper and lower side plate, overall structure is more stable.
Further, the upper and lower ends of the front shroud to close to the direction of the battery core be bent to form on first grab and
First time grab;Location-plate on longitudinal bulkhead positioned at the cross bar front end of the top is provided with grab on second, positioned at most
The location-plate of the cross bar front end of lower section is provided with second time grab;Grab adaptation is connected to grab on described second on described first
On, first time grab adaptation is connected on second time grab.
It is using the above-mentioned further beneficial effect of scheme:By making positioning of the front shroud by grab connection cross bar front end
On plate, easy disassembly and maintenance.
Further, in addition to plastic uptake cover plate, the plastic uptake cover plate is crimped between the front shroud and the battery core, described
Offer that card line keeps away a hole and collection wire bonding keeps away a hole on plastic uptake cover plate, the card wire structure from the line hole pass after again
A hole is kept away from the card line to pass.
It is using the above-mentioned further beneficial effect of scheme:By setting plastic uptake cover plate, undertaking can be done up to gathering line
Effect, the setting that card line keeps away a hole facilitate passing for card wire structure, and the setting that collection wire bonding keeps away a hole facilitates gathering line
Welding.
Further, in addition to some graphite flakes, formed with inserting groove, longitudinal bulkhead or so two in the lateral partitions
The inserting groove of multigroup lateral partitions of side corresponds to and is formed through two grafting grooves up and down, and the graphite flake is plugged on institute vertically
State in grafting groove.
It is using the above-mentioned further beneficial effect of scheme:By setting graphite flake, be advantageous to heat among battery core and
When export so that battery core Temperature Distribution is more uniform, improves the service life of battery core.
Further, vertical bending forms top board and pushed the upper and lower ends of the graphite flake in the opposite direction respectively
Plate, the top board and lower platen are crimped on the top and bottom of adjacent two row battery core respectively;The top board and lower platen are tight
The inwall for pasting the housing is set, and with being coated with heat-conducting silicone grease on the contact surface of the housing.
It is using the above-mentioned further beneficial effect of scheme:By setting top board and lower platen so that graphite flake and horizontal stroke
Clamping to dividing plate is more firm, with coated with thermally conductive silicone grease on housing contact surface, reduces thermal resistance, improves heat transfer efficiency.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the modular structure of the present invention;
Fig. 2 is the mplifying structure schematic diagram in A portions in Fig. 1;
Fig. 3 is the exploded perspective structural representation of the modular structure of the present invention;
Fig. 4 is the mplifying structure schematic diagram in B portions in Fig. 3;
Fig. 5 is the mplifying structure schematic diagram in C portions in Fig. 3;
Fig. 6 is the mplifying structure schematic diagram in D portions in Fig. 3;
Fig. 7 is the dimensional structure diagram one of the insulating support of the present invention;
Fig. 8 is the mplifying structure schematic diagram in E portions in Fig. 6;
Fig. 9 is the dimensional structure diagram two of the insulating support of the present invention;
Figure 10 is the dimensional structure diagram of the plastic uptake cover plate of the present invention;
Figure 11 is the dimensional structure diagram of the graphite flake of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows:
100th, battery core;
200th, aluminium plating nickel sheet;201st, positioning hole;202nd, line hole;
300th, plastic uptake cover plate;301st, card line keeps away a hole;302nd, collection wire bonding keeps away a hole;
400th, longitudinal bulkhead;401st, plate body;402nd, cross bar;403rd, montant;404th, location-plate;405th, alignment pin;406、
Snap fit;407th, grab on second;408th, second time grab;409th, inserting groove;
500th, insulating barrier;
600th, housing;601st, epipleural;602nd, lower side panel;603rd, front shroud;604th, end plate;605th, grab on first;
606th, first time grab;607th, overhead gage;608th, lower baffle plate;609th, module mounting hole;610th, hoisting tool holding holes;611st, block
Connect hole;612nd, clamping muscle;613rd, convex tendon;
700th, graphite flake;701st, top board;702nd, lower platen.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As Figure 1-Figure 11, the general modular structure of a kind of square electric cell of the present embodiment, including housing 600, some horizontal strokes
Nickel sheet is plated to battery core 100, insulating support and the aluminium that is welded with the pole of the battery core 100 being arranged in the housing 600
200, the pole of some battery cores 100 is set towards the front side of the housing 600;The insulating support is arranged on the shell
Some independent and interconnected installing spaces, some battery cores 100 1 are limited in body 600 and in the housing 600
It is arranged in some installing spaces and is crimped on the insulating support, two battery cores of arbitrary neighborhood corresponding to one
Expansion clearance is left between 100.
The present embodiment plates nickel sheet by by battery core lateral arrangement, effectively increasing the space availability ratio in housing, using aluminium
Being electrically connected can effectively save cost;It is by using insulating support that battery core and battery core is spaced apart, make any two battery core
Between leave expansion clearance, can effectively prevent battery core bulging and cause installation dimension inaccurate.
As shown in figure 3, the insulating support of the present embodiment includes some longitudinal bulkheads 400 and is separately positioned on housing
Two insulating barriers 500 of the left and right sides, the insulating barrier 500 are fixed with multigroup close to the side of battery core 100 in 600
The lateral partitions equidistantly arranged down, being each side fixed with for longitudinal bulkhead 400 multigroup are equidistantly arranged up and down
Lateral partitions;Between the insulating barrier 500 and adjacent longitudinal bulkhead 400 and between adjacent two longitudinal bulkheads 400
The vertical installation passage of multiple row is formed, if each installation passage limits what is arranged up and down by the lateral partitions of position in the inner
Dry installing space.That is, longitudinal bulkhead 400 is crimped between two adjacent row battery cores 100, each electricity
Core is respectively crimped with lateral partitions described in two groups in both sides about 100.By setting longitudinal bulkhead, insulating barrier and lateral partitions,
It by the framework of prior art and the integrated design of pallet, can will be effectively isolated open between battery core, and reduce material variety,
Reduce cost.
Specifically, longitudinal bulkhead 400, insulating barrier 500 and lateral partitions are made of plastic material.
As shown in Fig. 6-Fig. 9, longitudinal bulkhead 400 is the side being formed by connecting by two montants 403 and some cross bars 402
Shape framework, the both ends of some cross bars 402 are vertical with two montants 403 respectively to be fixedly connected;A left side for each cross bar 402
Right both sides are respectively provided with lateral partitions described in one group, the left and right sides on longitudinal bulkhead 400 between two adjacent cross bars 402
One battery core 100 of each corresponding crimping.The setting of montant 403 and cross bar 402 so that the edge of battery core 100 is all connected to montant 403
Or on cross bar 402, the space between cross bar 402 and montant 403 is to form the expansion clearance between the adjacent battery core 100 in left and right.
As shown in Fig. 6-Fig. 9, longitudinal bulkhead 400 includes four cross bars 402, and three installations are defined between four cross bars 402
Region, the left and right sides of each installation region is corresponding to place a battery core 100.
As shown in Fig. 6-Fig. 9, lateral partitions described in every group include two horizontally disposed plate bodies 401, described in two
Plate body 401 is arranged on the cross bar 402 on the position at both ends.By setting two plate bodies close to cross bar both ends,
Form the expansion clearance between upper and lower battery core.
As shown in Fig. 6-Fig. 9, the rear and front end of the cross bar 402 is respectively vertically and fixedly provided with a location-plate 404, each described
Each abut has one piece of location-plate 404 on four angles of the front and rear sides of battery core 100, is arranged on the front side of battery core 100
One side of the location-plate 404 away from the cross bar 402 is provided with alignment pin 405 and card wire structure;The aluminium plates nickel sheet 200
On offer positioning hole 201 and line hole 202, the aluminium plating nickel sheet 200 is crimped on the location-plate 404, the alignment pin
405 pass from the positioning hole 201 adaptation, and the card wire structure passes from the line hole 202 adaptation.Positioned by setting
Plate, has carried out spacing to the forward direction of battery core, and mounting structure is compacter;It is convenient by setting alignment pin and card wire structure
The installation positioning of aluminium plating nickel sheet and fool proof.
Specifically, the card wire structure is formed by two snap fits 406 positioned opposite, gathering line passes through two snap fits 406
Between and carried out by two snap fits 406 spacing.
As shown in Fig. 6-Fig. 9, on the location-plate 404 at longitudinal top side of bulkhead 400 and the both ends of cross bar 402 of lower side
One alignment pin 405 is respectively set, it is each on the location-plate 404 at the both ends of cross bar 402 in longitudinal centre position of bulkhead 400 to set two
Individual alignment pin 405, location-plate 404 are square plate, and two alignment pins 405 are separately positioned on two of the location-plate 404 diagonally
On position.
By taking the installation positioning of a battery core 100 as an example, between the battery core 100 is arranged on into two longitudinal bulkheads 400, two
Longitudinal bulkhead 400 is respectively first longitudinal direction bulkhead and second longitudinal direction bulkhead;The left side and right side of battery core 100 are respectively crimped with one and indulged
To bulkhead 400, the lower edges in the left side of battery core 100 correspond to respectively to be crimped on two adjacent cross bars of first longitudinal direction bulkhead, electricity
The front and rear side in the left side of core 100 is crimped on two montants of first longitudinal direction bulkhead along corresponding respectively, upper following on the right side of battery core 100
It is crimped on along corresponding to respectively on two adjacent cross bars of second longitudinal direction bulkhead, the front and rear side edge on the right side of battery core 100 corresponds to pressure respectively
It is connected on two montants of the second longitudinal direction bulkhead.Before four angles of the front side of battery core 100 are connected to first longitudinal direction bulkhead respectively
On four location-plates of side, four angles of the rear side of battery core 100 are connected on four location-plates on rear side of second longitudinal direction bulkhead respectively.
It is arranged on due to location-plate at the crossover location of cross bar and montant, the front side of adjoining battery core or rear side can share one piece of positioning
Plate.
As shown in Figure 1-Figure 3, the housing 600 is in and adopted by epipleural 601, lower side panel 602, front shroud 603 and two pieces
A cube structure is surrounded with the end plate 604 of aluminum alloy materials extrusion forming, two pieces of end plates 604 are crimped on two pieces of institutes respectively
The outside of insulating barrier 500 is stated, the epipleural 601 is welded on the upper end of two end plates 604, the downside using laser latasuture
Plate 602 is welded on the lower end of two end plates 604 using laser latasuture;The front shroud 603 is connected to the front end of cross bar 402
On location-plate 404.Welded by using laser latasuture, make battery core is firm to be clamped between two end plates and upper and lower side plate, it is whole
Body structure is more stable.There is a cavity in the end plate 604, the upper end of the end plate 604 offers module mounting hole 609,
The end plate 604 offers hoisting tool holding holes 610 in the side wall away from the battery core 100, the end plate 604 is close to institute
State and blocked hole 611 is offered in a side wall of battery core 100, the side on the insulating barrier 500 close to the end plate 604 is formed
There is clamping muscle 612, the adaptation of clamping muscle 612 is plugged in the blocked hole 611;The module mounting hole 609, hoisting tool
Holding holes 610 and blocked hole 611 are connected with the cavity.The hoisting tool holding holes are in order to facilitate modular structure
Pick and place and (do not marked in Fig. 1).Also hole corresponding with the module mounting hole is offered on epipleural, epipleural can first pass through bolt
It is fixed through module mounting hole and the hole on the epipleural, then is welded by laser side.
Specifically, as shown in figure 3, the rear end of the epipleural 601 is bent to form an overhead gage 607 downward vertically, it is described
The rear end of lower side panel 602 is vertically bent to form a lower baffle plate 608 upwards, and the overhead gage 607 is resisted against most upper row battery core 100
Rear side, the lower baffle plate 608 is resisted against the rear side of most next row battery core 100.
As shown in Figure 3-Figure 5, the upper and lower ends of the front shroud 603 are to the direction bent close to the battery core 100
Grab 605 and first time grab 606 on into first;Positioned at the positioning of the front end of cross bar 402 of the top on longitudinal bulkhead 400
Plate 404 is provided with grab 407 on second, and the location-plate 404 positioned at the front end of cross bar 402 of bottom is provided with second time grab
408;The adaptation of grab 605 is connected on described second on grab 407 on described first, and first time grab 606 is adapted to clamping
On second time grab 408.By making on location-plate of the front shroud by grab connection cross bar front end, easy disassembly and inspection
Repair.
Specifically, the end of grab 605 is downwards and to close to the bending of the direction of the front shroud 603, institute on described first
State the end of first time grab 606 upwards and bent to close to the direction of the front shroud 603;Grab 407 on described second
End is upwards and to close to the bending of the direction of the location-plate 404, and the end of second time grab 408 is downwards and to close to institute
State the direction bending of location-plate 404.
In addition, as shown in Fig. 6-Fig. 9, the location-plate positioned at longitudinal top side of bulkhead 400 and the both ends of cross bar 402 of lower side
Card wire structure on 404 actually only sets a snap fit 406, and the snap fit 406 is located at away from grab 407 on described second
Or the side of second time overbending direction of grab 408, the snap fit 406 can be towards grab on second 407 or second time directions of grab 408
Bending, i.e. gathering line can be connected in the snap fit 406 and be carried out by grab 407 on second or second time grab 408 spacing.
As shown in Fig. 1, Fig. 3 and Figure 10, in addition to plastic uptake cover plate 300, the plastic uptake cover plate 300 are crimped on the front shroud
Between 603 and the battery core 100, offered on the plastic uptake cover plate 300 card line keep away a hole 301 and collection wire bonding keep away a hole
302, the card wire structure is kept away a hole 301 from the card line again after being passed from the line hole 202 and passed.By setting plastic uptake lid
Plate, Undertaking effect can be done up to gathering line, the setting that card line keeps away a hole facilitates passing for card wire structure, and collection wire bonding is kept away
Settings in position hole facilitates the welding of gathering line, for example gathering line needs to be welded on aluminium when plating in nickel sheet, and weld can be from described
Collection wire bonding is kept away a hole and exposed, and makes the smooth stabilization of installation of plastic uptake cover plate.
In addition, the front shroud 603 is additionally provided with the convex tendon of more lateral arrangements on the one side of the battery core 100
613, when the front shroud 603 is connected on location-plate 404, the convex tendon 613 is connected on the plastic uptake cover plate 300.
As in figs. 3 and 11, in addition to some graphite flakes 700, formed with inserting groove 409, institute in the lateral partitions
The inserting groove for stating multigroup lateral partitions on the left side of longitudinal bulkhead 400 or/and right side corresponds to about 409 and is formed through a grafting and leads to
Groove, the graphite flake 700 are plugged in the grafting groove vertically.By setting graphite flake 700, be advantageous to the heat among battery core
Amount export in time so that battery core Temperature Distribution is more uniform, improves the service life of battery core.
In fact, as shown in Fig. 6-Fig. 9, plate body 401 is to be vertically fixed on the location-plate 404 close to the cross bar
On 402 side, gap is reserved between plate body 401 and the cross bar 402 and forms the inserting groove 409.One group of institute
The notch of the inserting groove 409 on two plate bodies 401 of lateral partitions is stated to corresponding to, the left and right ends of graphite flake 700 are inserted respectively
It is connected in two inserting grooves 409 of corresponding arrangement.
As in figs. 3 and 11, vertical bending is formed the upper and lower ends of the graphite flake 700 in the opposite direction respectively
Pressing plate 701 and lower platen 702, the top board 701 and lower platen 702 be crimped on respectively adjacent two row battery core 100 upper end and
Lower end;The top board 701 and lower platen 702 be close to the housing 600 inwall set, and with the contact of the housing 600
Heat-conducting silicone grease is coated with face.By setting top board and lower platen so that the clamping of graphite flake and lateral partitions is more firm,
With coated with thermally conductive silicone grease on housing contact surface, reduce thermal resistance, improve heat transfer efficiency.
The battery core 100 of the present embodiment is divided into 9 groups, and every group is formed in parallel by 6 battery cores 100, and 9 groups of battery cores are divided into about 100
Three rows arrange, and often row has 18 battery cores 100, and each battery core 100 of arranging corresponds arrangement, i.e., battery core 100 divide into 18 row, often show
3 battery cores 100.That is, the present embodiment includes 17 longitudinal bulkheads 400, crimped between every two adjacent row battery cores 100
There is a longitudinal bulkhead 400, bulkhead 400 is provided with four cross bars 402 longitudinally in each.Each group battery core 100 plates nickel sheet 200 by aluminium
It is together in series.Some equal lateral arrangements of battery core, have unified module species and specification, have improved the utilization rate in enclosure interior space,
Suitable electric clearance can be ensured simultaneously, greatly reduce potential safety hazard, easy for installation, reliability is high.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally;Can be that machinery connects
Connect or electrically connect;Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, limited unless otherwise clear and definite.For one of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (10)
1. a kind of general modular structure of square electric cell, it is characterised in that including housing (600), some be transversely arranged on the shell
Battery core (100), insulating support in body (600) and the aluminium plating nickel sheet (200) with the pole welding of the battery core (100), it is some
The pole of the battery core (100) is set towards the front side of the housing (600);
The insulating support is arranged in the housing (600) and limited in the housing (600) some independent and mutual
The installing space of connection, some battery cores (100) are arranged in some installing spaces and are crimped on institute correspondingly
State on insulating support, expansion clearance is left between two battery cores (100) of arbitrary neighborhood.
2. the general modular structure of a kind of square electric cell according to claim 1, it is characterised in that if the insulating support includes
Do longitudinal bulkhead (400) and be separately positioned on two insulating barriers (500) of the left and right sides in housing (600), the insulation
Dividing plate (500) is fixed with multigroup lateral partitions equidistantly arranged up and down, longitudinal bulkhead close to the battery core (100) side
(400) be each side fixed with multigroup lateral partitions equidistantly arranged up and down;The insulating barrier (500) with it is adjacent
The vertical installation passage of multiple row, Mei Gesuo are formed between longitudinal baffle (400) and between adjacent two longitudinal baffles (400)
State installation passage and limit some installing spaces arranged up and down by the lateral partitions of position in the inner.
A kind of 3. general modular structure of square electric cell according to claim 2, it is characterised in that longitudinal bulkhead (400)
For the square frame being formed by connecting by two montants (403) and some cross bars (402), the both ends point of some cross bars (402)
It is not vertical with two montants (403) to be fixedly connected;Be respectively provided with left and right sides of each cross bar (402) described in one group laterally every
Plate, each side one battery core of corresponding crimping on longitudinal bulkhead (400) between two adjacent cross bars (402)
(100)。
4. the general modular structure of a kind of square electric cell according to claim 3, it is characterised in that lateral partitions described in every group are equal
Including two horizontally disposed plate bodies (401), two plate bodies (401) are arranged on the cross bar (402) close to both ends
Position on.
5. the general modular structure of a kind of square electric cell according to claim 3, it is characterised in that before the cross bar (402)
Both ends are respectively vertically and fixedly provided with a location-plate (404) afterwards, are respectively abutted on four angles of the front and rear sides of each battery core (100)
There is one piece of location-plate (404), be arranged on the location-plate (404) on front side of the battery core (100) away from the cross bar
(402) one side is provided with alignment pin (405) and card wire structure;
Positioning hole (201) and line hole (202) are offered on the aluminium plating nickel sheet (200), the aluminium plating nickel sheet (200) is crimped on
On the location-plate (404), the alignment pin (405) passes from the positioning hole (201) adaptation, and the card wire structure is from described
Line hole (202) adaptation passes.
A kind of 6. general modular structure of square electric cell according to claim 5, it is characterised in that the housing (600) be in by
Epipleural (601), lower side panel (602), front shroud (603) and two pieces use the end plate (604) of aluminum alloy materials extrusion forming
A cube structure is surrounded, two pieces of end plates (604) are crimped on the outside of two pieces of insulating barriers (500) respectively, described
Epipleural (601) is welded on the upper end of two end plates (604) using laser latasuture, and the lower side panel (602) uses laser latasuture
The lower end of two end plates (604) is welded on, the front shroud (603) is connected to the location-plate (404) of the cross bar (402) front end
On;
There is a cavity in the end plate (604), the upper end of the end plate (604) offers the module being connected with the cavity
Mounting hole (609), the end plate (604) offer what is be connected with the cavity in the side wall away from the battery core (100)
Hoisting tool holding holes (610), the end plate (604) offer and the cavity in a side wall of the battery core (100)
The blocked hole (611) being connected, close to the side of the end plate (604) formed with clamping muscle on the insulating barrier (500)
(612), clamping muscle (612) adaptation is plugged in the blocked hole (611).
7. the general modular structure of a kind of square electric cell according to claim 6, it is characterised in that the front shroud (603)
Upper and lower ends are bent to form grab on first (605) and first time grab (606) to the direction close to the battery core (100);
Location-plate (404) on longitudinal bulkhead (400) positioned at cross bar (402) front end of the top is provided with grab on second
(407), the location-plate (404) positioned at cross bar (402) front end of bottom is provided with second time grab (408);On described first
Grab (605) adaptation is connected on described second on grab (407), and first time grab (606), which is adapted to, is connected to described the
On two times grabs (408).
8. the general modular structure of a kind of square electric cell according to claim 6, it is characterised in that also including plastic uptake cover plate
(300), the plastic uptake cover plate (300) is crimped between the front shroud (603) and the battery core (100), the plastic uptake cover plate
(300) offer that card line keeps away a hole (301) and collection wire bonding keeps away a hole (302) on, the card wire structure is from the line hole
(202) hole (301) is kept away from the card line again after passing to pass.
9. according to a kind of any one of claim 2 to 8 general modular structure of square electric cell, it is characterised in that if also including
Drystone ink sheet (700), it is multigroup at left and right sides of longitudinal bulkhead (400) formed with inserting groove (409) in the lateral partitions
The inserting groove (409) of lateral partitions corresponds to and is formed through two grafting grooves up and down, and the graphite flake (700) is plugged on vertically
In the grafting groove.
10. the general modular structure of a kind of square electric cell according to claim 9, it is characterised in that the graphite flake (700)
Vertical bending forms top board (701) and lower platen (702), the top board (701) to upper and lower ends in the opposite direction respectively
It is crimped on the top and bottom of adjacent two row battery core (100) respectively with lower platen (702);The top board (701) and lower platen
(702) inwall for being close to the housing (600) is set, and with being coated with heat-conducting silicone grease on the contact surface of the housing (600).
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CN201710712859.9A CN107394082B (en) | 2017-08-18 | 2017-08-18 | Universal module structure for square battery cell |
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CN201710712859.9A CN107394082B (en) | 2017-08-18 | 2017-08-18 | Universal module structure for square battery cell |
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CN107394082B CN107394082B (en) | 2022-12-13 |
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Cited By (2)
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CN110505772A (en) * | 2018-05-18 | 2019-11-26 | 蒋亮健 | Box electrostatic field generator device |
CN112534631A (en) * | 2018-08-06 | 2021-03-19 | 三洋电机株式会社 | Power supply device and vehicle having the same |
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CN205564854U (en) * | 2016-04-21 | 2016-09-07 | 安徽天鑫能源科技有限公司 | Battery module structure |
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CN202363531U (en) * | 2011-12-02 | 2012-08-01 | 苏州冠硕新能源有限公司 | Battery module frame and battery assembly using the frame |
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CN112534631A (en) * | 2018-08-06 | 2021-03-19 | 三洋电机株式会社 | Power supply device and vehicle having the same |
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CN107394082B (en) | 2022-12-13 |
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