CN106356586A - Heat dissipation and heating integrated power battery module - Google Patents
Heat dissipation and heating integrated power battery module Download PDFInfo
- Publication number
- CN106356586A CN106356586A CN201611052068.XA CN201611052068A CN106356586A CN 106356586 A CN106356586 A CN 106356586A CN 201611052068 A CN201611052068 A CN 201611052068A CN 106356586 A CN106356586 A CN 106356586A
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- Prior art keywords
- battery core
- lug
- battery
- connection sheet
- sheet
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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
-
- 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
- H01M10/615—Heating or keeping warm
-
- 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
- H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
-
- 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
-
- 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
Abstract
The invention discloses a heat dissipation and heating integrated power battery module. The heat dissipation and heating integrated power battery module comprises a battery cell bracket, battery cells and an aluminum case clamping plate, wherein the battery cell bracket is of a cuboid hollow cavity; more than two battery cells are stored in the battery cell bracket; two outermost sides of the battery cells are attached to the aluminum case clamping plate. The heat dissipation and heating integrated power battery module is characterized in that green special-grade cotton is stuck on one surface of each battery cell, and a silicone sheet is stuck on an electrode lug of each battery cell; the green special-grade cotton and the silicone sheets are stuck on more than two battery cells; then a heat conducting graphite sheet is stuck on the same surface, on which the green special-grade cotton is stuck, of one battery cell; a heating sheet is arranged between the two battery cells and two side faces of the heating sheet are respectively stuck to the green special-grade cotton surfaces; a temperature sensor is connected with the heat conducting graphite sheet; a connecting structure of positive and negative electrode lugs of the battery cells adopts laser welding or riveting of rivets. According to the heat dissipation and heating integrated power battery module disclosed by the invention, quick grouping modularity of a power lithium ion battery is realized; repair and maintenance of the battery are facilitated; the development period is shortened; design expenses and production cost are reduced.
Description
Technical field
A kind of the present invention relates to new energy resource power battery field, it is more particularly related to collection radiating heating one
Power battery module.
Background technology
New-energy automobile refers to that the know-why being formed as power resources using unconventional vehicle fuel is advanced, has
New technique, the automobile of new construction.
As a kind of new clean energy resource, because lithium-ion-power cell has, energy density is big, safety is good, weight
Gently, the advantages of have extended cycle life, has been widely used in the energy-storage system in new-energy automobile.Especially in electric automobile energy storage
Field, lithium-ion-power cell has become as first-selected battery variety.
Lithium-ion-power cell in more than 65 DEG C charge and discharge of high temperature, battery flatulence, cause battery failure or formed safety
Problem, and electrokinetic cell operating current is big, quantity of heat production is big, needs quickly the heat transfer of electrokinetic cell to be distributed, and prevents
Temperature too high generation potential safety hazard；Under cryogenic, the startability of vehicle can be deteriorated lithium-ion-power cell, thus pure electricity
Electrical automobile power battery pack needs insulation or measure of heating.High temperature radiating at present and low-temperature startup performance are electric car power supply systems
One of subject matter that system presently, there are.
Traditional Soft Roll power battery module design is punching first at cell polar ear, is being gone here and there or several several with high temperature gummed tape
And battery core is intertwined, then with support on inserts conflux piece fastened by screw assembling, two sides paste eva foam,
With heat-shrinkable T bush entirety pyrocondensation；This technique is punched heavy damage cell polar ear overcurrent capability at cell polar ear and is increased lug
Internal resistance, lead to battery core to descend temperature to raise in working order, to fasten lug by screw in internal stent and to conflux piece, this operation
Difficult and fragile cell polar ear；The outside radiating having a strong impact on battery core using heat-shrinkable T bush cladding；Said structure technique is serious
The safety that impact lithium-ion-power cell is applied in new-energy automobile.
For solving the above problems, consider the technology of radiating and two aspects of heating in prior art simultaneously, also have some Shens
Please patent and differing from one another, such as: cn201210215864.6 " temperature controllable type lithium ion battery module for vehicles ", battery passes through dustpan
Type aluminum box transfers heat on the aluminum heat conducting plate of both sides, and heat is drawn out to radiating above aluminum heat conducting plate by semiconductor chilling plate
On plate, it is connected with cooling water inside heat sink and heat is taken away.There is one piece of thermal insulation board, thermal insulation board will between heat sink and aluminum heat conducting plate
Inside battery is kept apart with outside batteries, has one with an equal amount of mouth of cooling piece, cooling piece is placed on it above thermal insulation board
In complete the function of (or heating) of freezing.This process is to control electric-control system by the sense electronicses thermometer bulb being contained in aluminum heat conducting plate
It is automatically obtained.
Cn201310522402.3 " for the device of the battery module of indirect cooling environment protection type automobile ", comprising: heat conduction circle
Panel, is wherein embedded with the heat pipe of overmolded, and this thermally-conductive interface plate is arranged between at least two element cells；And radiator,
It is integrally connected to the upper end of the heat pipe of each overmolded, and this radiator is arranged in cooling air stream.Thus improving boundary
Adhesion between panel and element cell, therefore can substantially improve the heat dispersion of battery, to prevent because of radiating
The volumetric expansion causing.This device also includes: has the planar heating body equal to or less than about 0.5mm thickness, it is arranged
Between the element cell of non-configuration interface plate, battery to be heated to the temperature of proper level under cold start-up and low temperature environment
Degree, to improve battery performance and to prevent the decline of vehicle power.
Cn201420352061.x " battery module and corresponding set of cells ", the upper and lower of battery core, it is covered with respectively and battery core
The conductive plate that two ends are weldingly connected, the periphery corresponding to position between two fillister skeletons of battery core row is wound with fire proof seal
Adhesive tape, the top of a conductive plate is covered with heating film, and the lower section of another conductive plate is covered with insulating barrier, insulating barrier or/and conductive plate or/
It is provided with louvre with heating film；Conductive plate carries leading-out terminal.The upper and lower surface of battery module is respectively equipped with insulating barrier, heating
Film, makes all battery cores of each battery module all be fixed between insulating barrier and heating film, and the periphery of battery core row is wound with
Fire proof seal adhesive tape, conductive plate, heating film and insulating barrier all carry louvre, have temp regulating function and lightweight is special
Point.
Even so, prior art also needs to continue to optimize.
Content of the invention
The purpose that the present invention is directed to: whole for existing lithium ion soft-package battery packaging technology complexity and in groups radiating and heating
The problems of structure closed, and a kind of power battery module of collection radiating heating one is provided.
The present invention is achieved in that
A kind of power battery module of collection radiating heating one, including battery core bracket, battery core and aluminum hull clamping plate, battery core bracket is length
Cube internal cavities, plural battery core is placed in battery core bracket, and aluminum hull clamping plate is close in battery core outermost both sides, and its feature exists
In the one side of battery core is pasted and pasted silica gel piece at green spy cotton and cell polar ear；Two or more pastes green spy cotton and silica gel piece
Battery core, then paste conductive graphite piece with pasting on the same face of green spy cotton face in a battery core wherein, heating plate is placed on two
Between battery core and heating plate two sides are pasted with green spy cotton face phase respectively；Temperature sensor is connected with conductive graphite piece；Battery core
The attachment structure of positive and negative lug adopts laser welding or rivet.
Further, heating plate is placed on and is fastened with high temperature gummed tape between two battery cores；Sensing is passed through in temperature sensor
Device fixed support is arranged in the circular hole in the middle of battery core bracket upper end.
Further, described battery core bracket upper end has 2 rectangle perforate adjacent sides to have 4 insert nuts, side lower end three side
There is installation button bit, upper and lower side has 4 circular mounting hole, there are shrinkage pool and boss cylinder location structure in two sides；Described battery core adopts
Upper end minor face sets the square flexible package lithium ion of two lugs, and two battery core parallel connections are placed on battery core bracket cavity together
In, battery core bracket carries out the location structure control batteries gone here and there or many combinations simultaneously, be provided with by battery core bracket side during combination more
The deviation of block combiner.
Further, described aluminum hull clamping plate is aluminum alloy sheet metal component both sides bending open mounting hole site, bottom also some
Bending and installing hole are so as to closely paste with battery core side in battery core bracket cavity with the combination assembling of battery core bracket installing tache bit position
Close, battery core heat is connected to space outerpace or with outside cooling system by aluminum hull heat transfer.
Further, the pad of the described green fire prevention foam class specially for long strips, is pasted onto battery core one or both sides；Battery core two
Individual or multiple connection in series-parallel together, by middle place green spy cotton and reserve battery core middle part and formed anti-puncture space and expand empty
Between.
Further, described heating plate is welded with male and female connector for rectangular sheet lower end, and upper end is welded with temperature detect switch (TDS),
It is provided with overtemperature protection system in temperature detect switch (TDS)；Heating plate is arranged between two groups of battery cores posting green spy cotton, makes heating plate both sides
Face is contacted with two groups of battery core faces simultaneously.
Further, described conductive graphite piece be long strips graphite flake, be pasted onto battery core centre extend to lug it
Between top；Described temperature sensor is fitted tightly on the conductive graphite piece in battery core；Described sensor fixed support is pushed down
The rubber sleeve top of temperature sensor, rubber sleeve is fixed in battery core bracket.
Further, described silica gel piece is the silica gel pad of long strips, is pasted and fixed on soft pack cell lug position；
Preferably, lug connection sheet or aluminium sheet lug positive and negative with battery core are connected, and described lug is connected as long strips perforate copper coin, makes electricity
Core lug passes through lug connection sheet tapping, and lug connection sheet upper surface is developed in bending again.
Further, when battery core positive terminal is provided with positive pole spot welding nickel sheet, cell polar ear is firm with lug connection sheet laser spot welding
Combination, described positive pole spot welding nickel sheet be long strips nickel sheet；
When battery core positive terminal is not provided with positive pole spot welding nickel sheet, cell polar ear is directly and aluminium sheet laser spot welding.
Preferably, battery core lug fold after be laid in lug connection sheet, lug platen cover on lug, lug pressing plate and
Lug connection sheet is screwed in the lug groove of battery core bracket, passes through between lug pressing plate, lug and lug connection sheet
Laser welding forms conduction connecting structure.
Preferably, the positive pole ear after folding is stamped positive pole spot welding nickel sheet, lug pressing plate, positive pole spot welding nickel sheet and lug are even
Contact pin is screwed in the lug groove of battery core bracket, lug pressing plate, positive pole spot welding nickel sheet, lug and lug connection sheet it
Between conduction connecting structure is formed by laser welding.
Preferably, in conduction connecting structure, lug pressing plate forms laser beam perforation, and lug and lug connection sheet do not have laser to wear
Hole.
Preferably, positive pole spot welding nickel sheet forms laser beam perforation.
Further, the continuous coiled battery core of two or more bands together side by side becomes a battery core arranged side by side, continuous winding
The positive and negative plate upper end of battery is provided with anode ear and negative electrode lug, and anode ear and negative electrode lug are respectively provided with rivet hole, described shell
Cover plate is provided with cover plate pole connection sheet；Anode ear and negative electrode lug pass through respectively its rivet hole, rivet and riveting tabletting with each
The riveting of cover plate pole connection sheet form the anelectrode of battery and negative electrode.
Preferably, battery core outer layer is cased with insulation bag, and insulation bag is arranged in battery core bracket or is fixed on battery core inside the shell and leads to
Cross battery core shell to be arranged in battery core bracket, the junction of battery core shell and cover plate of outer casing is provided with insulating support, battery core shell and
Cover plate of outer casing adopts Laser Welding to seal.
Preferably, rivet adopts aluminium rivet in positive pole, and negative pole adopts copper rivet；Riveting tabletting adopts aluminum to rivet in positive pole
Tabletting, negative pole is adopted as copper riveting tabletting；Cover plate pole connection sheet divides positive terminal connection sheet and negative terminal connection sheet.
Preferably, the attachment structure of anode ear is: is the first aluminum riveting tabletting, the first anode ear, positive pole from top to bottom successively
Post connection sheet, the second anode ear, the second aluminum riveting tabletting, aluminium rivet sequentially passes through said structure, and by colding pressing, flange makes positive pole
Ear and the anelectrode of positive terminal connection sheet riveting formation battery.
Preferably, the attachment structure of negative electrode lug is: is the first bronze medal riveting tabletting, the first negative electrode lug, negative pole from top to bottom successively
Post connection sheet, the second negative electrode lug, the second bronze medal riveting tabletting, copper rivet sequentially passes through said structure, and by colding pressing, flange makes negative pole
Ear and the negative electrode of negative terminal connection sheet riveting formation battery.
Preferably, on anode ear and negative electrode lug, each punching has two rivet holes, and anode ear is corresponding with the riveting tabletting at negative electrode lug
On position, each punching has two rivet through holes, and rivet hole is identical with the diameter of rivet through hole and diameter 0.4 mm more than rivet.
Present configuration is exquisite, easy for installation, and is provided simultaneously with radiating and heating function, radiates and be heated to be battery core overall
Face contact with aluminum hull and heating plate so as to radiate and homogeneous heating it is ensured that battery module temperature control performance excellent protection battery use
Life-span；Standard modular of the present invention, can arbitrarily as requested series and parallel do not limited by quantity, thus realize lithium ion power electricity
The quick modularity in groups in pond, is conducive to maintenance and maintenance and saving construction cycle, the design charges of soft bag lithium ionic cell module
With, production cost.
The mounting structure of lug of the present invention is using during riveting.Have -40 DEG C 60 DEG C more than 10c heavy-current discharge and
The above performance quickly filled of more than room temperature 3c, and multi-winding-core continuous coiled battery core lug with cover plate of outer casing connection sheet using cold
Pressure side rivets, and riveting pressure is big.Eliminate because negative, negative plate lug, cover plate of outer casing connecting post material surface is coarse and dock
Get an electric shock the impact of resistance, effectively reduce contact resistance and the lamination of multi-winding-core continuous coiled battery core lug and cover plate of outer casing connection sheet
Battery core pole piece corner area is larger, and production efficiency is relatively low, is unfavorable for mass production and pole piece burrs on edges, the difficult control of shedding
The problem of system.Because impedance is little, charge and discharge heat production is few, no substantially temperature rise, and its cycle life significantly extends；Multi-winding-core continuously winds
After battery core retainer plate insulation bag, metal shell is not charged, after assembling, can improve the reliability and security of battery bag.
Brief description
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is the structural blast schematic diagram of the embodiment of the present invention 1.
Fig. 3 is the modular structure schematic diagram of the embodiment of the present invention 1.
Fig. 4 is the modular structure exploded perspective view of the embodiment of the present invention 1.
Fig. 5 is the continuous coiled battery core schematic diagram of the embodiment of the present invention 2 multi pole ears.
Fig. 6 is the embodiment of the present invention 2 lug and cover plate of outer casing connection sheet is colded pressing riveting side schematic view.
Fig. 7 is the embodiment of the present invention 2 pole lug and cover plate of outer casing connection sheet is colded pressing riveting front schematic view.
In figure: power battery module 100, aluminum hull clamping plate 101, battery core bracket 102, battery core 103, heating plate 104, temperature
Sensor 105, sensor fixed support 106, lug connection sheet 107, positive pole spot welding nickel sheet 108, green spy cotton 109, conductive graphite
Piece 110, silica gel piece 111, electrokinetic cell module 200, module clamping plate 201, module baffle plate 202, standing screw 203, flange nut
204, lug pressing plate 205, lug series connection pressing plate 206, combined screw 207；
Positive plate 401, negative plate 402, cover plate of outer casing 403, rivet 404, rivet tabletting 405, lug bundle 406, cover plate pole is even
Contact pin 407, continuous coiled battery core lug 408, insulation bag 409, continuous coiled battery core 411, cover plate electrode 412, insulation
Support 413, anode ear 414, negative electrode lug 415, battery core shell 416.
Specific embodiment
In order that technological means, technical characteristic, reached purpose and effect that the present invention realizes are easy to understand, below tie
Close the drawings and specific embodiments to further illustrate the present invention.
Embodiment 1:
Shown in Fig. 1, Fig. 2, this battery module includes:
Aluminum hull clamping plate 101 is first and battery core bracket 102 assembles side；
Square polymer lithium ion battery cell is that battery core 103 specifies one side to paste stickup silica gel at green spy cotton 109 and battery core 103 lug
Piece 111；
Choose the battery core 103 that two (or three and more than) paste green spy cotton 109 and silica gel piece 111, then an electricity wherein
Paste conductive graphite piece 110 (with pasting green spy's cotton 109 face the same face) in core 103, then, heating plate 104 is placed on two
(it is affixed with pasting green spy cotton 109 face) between battery core 103, be fastened with high temperature gummed tape；
The battery core fixing 103 is placed in battery core bracket 102 inner chamber combining aluminum hull clamping plate 101 again, makes battery core 103 1
Aluminum hull clamping plate 101 is close in side, is then combining the other side in battery core bracket 102 for the other one piece of aluminum hull clamping plate 101；
Again lug connection sheet 107 is passed through the positive and negative lug of battery core 103, lug connection sheet is developed in positive and negative for battery core 103 lug bending
107 upper surfaces, battery core 103 positive terminal need to increase installation positive pole spot welding nickel sheet 108, is then placed in laser spot welding tool, uses
At the laser spot welding contact weldering positive and negative lug of battery core 103；
Filling in temperature sensor 105 in the circular hole in the middle of battery core bracket 102 upper end of the set of cells a little welding makes it fit again
On the conductive graphite piece 110 in battery core 103, then push down temperature sensor 105, rubber sleeve with sensor fixed support 106
Top is screwed in battery core bracket 102.
Battery core bracket 102 is cuboid internal cavities, and upper end has 2 rectangle perforate adjacent sides to have 4 insert nuts, side
There is installation button bit on lower end three side, and upper and lower side has 4 circular mounting hole, and there are shrinkage pool and boss cylinder location structure in two sides；Described
Battery core 103 sets the square flexible package lithium ion of two lugs using upper end minor face, and this design can be by two battery core parallel connections
It is placed on together in battery core bracket 102 cavity, can carry out going here and there or many combinations simultaneously for battery core bracket 102, during combination more
There is the location structure of battery core bracket 102 side, can be with the deviation of effective control battery module combination.
Aluminum hull clamping plate 101 is the bending of aluminum alloy sheet metal component both sides and opens mounting hole site, bottom also some bending and peace
Dress hole so as to and battery core bracket 102 installing tache bit position combination assembling and battery core bracket 102 cavity in battery core 103 side tight
Laminating, is conducive to battery core 103 heat to pass through aluminum hull heat transfer to space outerpace or outside cooling system, and aluminum hull clamping plate is favorably protected
Shield battery core is subject to external impacts.
Green spy cotton 109 is the pad of the fire prevention foam class of long strips, is pasted onto battery core 103 one or both sides；103 liang of battery core
Individual or multiple connection in series-parallel together, is placed green spy cotton 109 and is reserved battery core 103 middle part by middle, can avoid heating plate burr
Puncture the risk of polymer battery core, and make its expansion being heated down in working order have enough safe spaces, greatly protect
Battery core 103 service life.
Heating plate 104 is welded with male and female connector for rectangular sheet lower end so as to convenient and fast connection；Upper end is welded with
Temperature detect switch (TDS), controllable heating plate 104 down the too high timely deenergization of heating-up temperature in working order and plays a protective role；
Heating plate 104 be arranged on two groups post green spy cotton 109 battery cores 103 between, make heating plate 104 two sides simultaneously with two groups of battery cores
103 face contacts can ensure that battery core 103 heating is heated evenly, and greatly protects battery core 103 service life.
Conductive graphite piece 110 is the graphite flake of long strips, is pasted onto battery core 110 centre and extends to and pushes up most between lug
End；Described temperature sensor 105 is that the grain of rice big small band two-wire rubber sleeve parcel makes its head position be fitted tightly over battery core 103
On conductive graphite piece 110 on；Described sensor fixed support 106 makes it push down temperature sensor 105 rubber sleeve top to fix
In battery core bracket 102 it is ensured that temperature sensor 105 can be reliable and stable constantly accurately monitoring battery core 103 temperature it is ensured that electricity
Security performance under the use state of pond；During battery module combination modularity, the position of temperature sensor 105 can arbitrarily convert, no
By position limitation.
Silica gel piece 111 is the silica gel pad of long strips, is pasted onto soft pack cell 103 lug position and ensures not shake at lug
Shake.
Lug connection sheet 107 is long strips perforate copper coin, makes battery core 103 lug pass through lug connection sheet 107 tapping again
Lug connection sheet 107 upper surface is developed in bending, and battery core 103 positive terminal need to increase positive pole spot welding nickel sheet 108, can be using laser electricity
Welding machine makes battery core 103 lug firmly be combined with lug connection sheet 107 laser spot welding.
The lug of battery core 103 is laid on lug connection sheet 107 or lug pad after folding, and lug pressing plate 205 covers in pole
On ear, lug pressing plate 205 and lug connection sheet 107(or lug pad) it is screwed in the lug groove of battery core bracket 102
In, lug pressing plate 205, lug and lug connection sheet 107(or lug pad) between formed by laser welding and be conductively connected knot
Structure.
Positive pole spot welding nickel sheet 108, lug pressing plate 205, positive pole spot welding nickel sheet 108 and pole are stamped on the positive pole ear after folding
Ear connection sheet 107(or lug pad) it is screwed in the lug groove of battery core bracket 102, lug pressing plate 205, positive limit
Weldering nickel sheet 108, lug and lug connection sheet 107(or lug pad) between conduction connecting structure is formed by laser welding.
In conduction connecting structure, lug pressing plate 205 forms laser beam perforation, lug and lug connection sheet 107(or lug pad
Piece) on there is no laser beam perforation.
Positive pole spot welding nickel sheet 108 forms laser beam perforation.
Positive pole spot welding nickel sheet 108 is long strips nickel sheet；Or battery core 103 positive terminal can be changed lug connection sheet 107
Become aluminium sheet and battery core 103 lug laser spot welding so as to merge even closer firm, when lug connection sheet 107 is replaced with aluminium sheet, just
Do not need positive pole spot welding nickel sheet 108.
Shown in Fig. 3, Fig. 4, this battery modules compound mode includes:
Power battery module 100 quantity permutation and combination on request, both sides are sequentially placed module baffle plate 202, module clamping plate 201,
Standing screw 203 is penetrated module baffle plate 202, module clamping plate 201, battery modules 100 successively, standby upper flange nut 204 is locked；
With combined screw 207, lug pressing plate 205, lug series connection pressing plate 206 are fixed on battery module 100 so as to overall again
Series connection becomes a big module.
Embodiment 2:
Plural battery core 103 is placed in battery core bracket 102, when battery core 103 is continuously wound using two or more multi-winding-core
During battery 411, the continuous coiled battery core of two or more 411 bands together side by side becomes a continuous coiled battery core side by side
Pole group, the mounting structure of lug is using riveting.
The continuous coiled battery core 411 of two or more multi-winding-core becomes a battery arranged side by side after banding together side by side,
Battery core 103 outer layer is cased with insulation bag 409(pe insulation bag), insulation bag 409 is arranged in battery core bracket 102 or is fixed on outside battery core
It is arranged in battery core bracket 102 by battery core shell 416 in shell 416, the junction of battery core shell 416 and cover plate of outer casing 403 again
It is provided with insulating support 413(pe insulating support), battery core shell 416 and cover plate of outer casing 403 adopt Laser Welding to seal；Each multi-winding-core
Continuous coiled battery core 411 is formed by positive plate 401, two-layer ceramic coated separator paper and negative plate 402 winding, positive plate 401
Anode ear and negative plate 402 on negative electrode lug respectively constitute battery anode ear 414 and negative electrode lug 415, two-layer ceramic coating
Positive plate 401 and negative plate 402 are separated by diaphragm paper.
Anode ear 414 and the structure of negative electrode lug 415, positive and negative plate upper end has cut lug, and on each lug, punching 2 is straight
The hole that footpath 4.6mm passes through for rivet 404；Described cover plate of outer casing 403 is provided with cover plate pole connection sheet 407, and point positive terminal is even
Contact pin and negative terminal connection sheet；Rivet 404, just extremely aluminium rivet, negative pole is copper rivet；Riveting tabletting 405, just extremely aluminum riveting
Tabletting, negative pole rivet tabletting for copper.
At the punching of anode ear, its structure is the first aluminum riveting tabletting, the first anode ear, positive terminal from top to bottom successively
Connection sheet, the second anode ear, the second aluminum riveting tabletting, the aluminium rivet of 2 diameter 4.2mm sequentially passes through said structure, using special
Rivet the anelectrode that anode ear 414 and positive terminal connection sheet form battery with 10t pneumohydraulic pressure-cylinder riveting equipment flange of colding pressing；
At negative electrode lug, its structure be successively from top to bottom the first bronze medal riveting tabletting, the first negative electrode lug, negative terminal connection sheet, the
Two negative electrode lugs, the second bronze medal riveting tabletting, 2 diameter 4.2mm copper rivets are sequentially passed through said structure, are increased using special 10t gas-liquid
Cylinder pressure riveting equipment flange of colding pressing rivets the negative electrode that negative electrode lug 415 and negative terminal connection sheet form battery.
It is 2mm that aluminum rivets tabletting and the thickness of copper riveting tabletting, and all has the hole of two diameter 4.6mm.
Ultimate principle, principal character, frame mode and the advantages of the present invention of the present invention have been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the present invention is not restricted to the described embodiments, described in above-described embodiment and description only
It is the principle that the present invention is described, without departing from the spirit and scope of the present invention, the present invention also has various change and changes
Enter, these changes and improvements both fall within scope of the claimed invention.Claimed scope is by appended right
Claim and its equivalent thereof.
Claims (10)
1. a kind of power battery module of collection radiating heating one, including battery core bracket (102), battery core (103) and aluminum hull clamping plate
(101), battery core bracket (102) is cuboid internal cavities, and plural battery core (103) is placed in battery core bracket (102),
Battery core (103) outermost both sides are close to aluminum hull clamping plate (101) it is characterised in that the one side of battery core (103) pastes green spy cotton (109)
With stickup silica gel piece (111) at battery core (103) lug；Two or more pastes the battery core of green spy cotton (109) and silica gel piece (111)
(103), more wherein paste conductive graphite piece (110) with pasting on the same face of green spy cotton (109) face in a battery core (103),
Heating plate (104) is placed between two battery cores (103) and heating plate (104) two sides are glued with green spy cotton (109) face phase respectively
Patch；Temperature sensor (105) is connected with conductive graphite piece (110)；The attachment structure of the positive and negative lug of battery core (103) is using sharp
Photocoagulation or rivet.
2. according to claim 1 a kind of collection radiating heating one power battery module it is characterised in that
Heating plate (104) is placed on and is fastened with high temperature gummed tape between two battery cores (103)；
Temperature sensor (105) is arranged on the circular hole in the middle of battery core bracket (102) upper end by sensor fixed support (106)
Interior.
3. a kind of power battery module of collection radiating heating one according to claim 1 and 2 is it is characterised in that described
Battery core bracket (102) upper end has 2 rectangle perforate adjacent sides to have 4 insert nuts, and there is installation button bit on side lower end three side, up and down
There are 4 circular mounting hole at end, and there are shrinkage pool and boss cylinder location structure in two sides；Described battery core (103) is set using upper end minor face
The square flexible package lithium ion of two lugs, two battery core parallel connections are placed in battery core bracket (102) cavity together, battery core
Support (102) carries out the location structure control electricity gone here and there or many combinations simultaneously, be provided with by battery core bracket (102) side during combination more
The deviation of pond block combiner.
4. a kind of power battery module of collection radiating heating one according to claim 1 and 2 is it is characterised in that described
Aluminum hull clamping plate (101) is the bending of aluminum alloy sheet metal component both sides and opens mounting hole site, and bottom also some bending and installing hole makes
Itself and the combination assembling of battery core bracket (102) installing tache bit position are closely pasted with battery core (103) side in battery core bracket (102) cavity
Close, battery core (103) heat is connected to space outerpace or with outside cooling system by aluminum hull heat transfer.
5. a kind of power battery module of collection radiating heating one according to claim 1 and 2 is it is characterised in that described
Green spy cotton (109) is the pad of the fire prevention foam class of long strips, is pasted onto battery core (103) one or both sides；Battery core (103) two
Or multiple connection in series-parallel is together, by middle place green spy cotton (109) reserve battery core (103) middle part formed anti-puncture space and
Expansion space.
6. a kind of power battery module of collection radiating heating one according to claim 1 and 2 is it is characterised in that described
Heating plate (104) is welded with male and female connector for rectangular sheet lower end, and upper end is welded with temperature detect switch (TDS), is provided with temperature detect switch (TDS)
Overtemperature protection system；Heating plate (104) is arranged between two groups of battery cores (103) posting green spy cotton (109), makes heating plate
(104) two sides are contacted with two groups of battery core (103) faces simultaneously.
7. a kind of power battery module of collection radiating heating one according to claim 1 and 2 is it is characterised in that described
Conductive graphite piece (110) is the graphite flake of long strips, is pasted onto battery core (110) centre and extends to top between lug；
Described temperature sensor (105) is fitted tightly on the conductive graphite piece (110) in battery core (103)；Fixing of described sensor
The rubber sleeve top of temperature sensor (105) pushed down by frame (106), and rubber sleeve is fixed in battery core bracket (102).
8. a kind of power battery module of collection radiating heating one according to claim 1 is it is characterised in that described silica gel
Piece (111) is the silica gel pad of long strips, is pasted and fixed on soft pack cell (103) lug position；
Preferably, lug connection sheet (107) or aluminium sheet lug positive and negative with battery core (103) are connected, and described lug connection sheet (107) is length
Shape bar perforate copper coin, lug connection sheet is developed in bending again to make battery core (103) lug pass through lug connection sheet (107) tapping
(107) upper surface.
9. a kind of power battery module of collection radiating heating one according to claim 8 is it is characterised in that battery core
(103), when positive terminal is provided with positive pole spot welding nickel sheet (108), battery core (103) lug is firm with lug connection sheet (107) laser spot welding
Combination, described positive pole spot welding nickel sheet (108) be long strips nickel sheet；
When battery core (103) positive terminal is not provided with positive pole spot welding nickel sheet (108), battery core (103) lug is directly and aluminium sheet laser spots
Weldering；
Preferably, the lug of battery core (103) is laid in lug connection sheet (107) after folding, and lug pressing plate (205) covers in lug
On, lug pressing plate (205) and lug connection sheet (107) are screwed in the lug groove of battery core bracket (102), lug pressure
Between plate (205), lug and lug connection sheet (107), conduction connecting structure is formed by laser welding；
Preferably, the positive pole ear after folding is stamped positive pole spot welding nickel sheet (108), lug pressing plate (205), positive pole spot welding nickel sheet
(108) it is screwed in the lug groove of battery core bracket (102) with lug connection sheet (107), lug pressing plate (205), just
Between limit weldering nickel sheet (108), lug and lug connection sheet (107), conduction connecting structure is formed by laser welding；
Preferably, in conduction connecting structure, lug pressing plate (205) forms laser beam perforation, and lug and lug connection sheet (107) do not have
Laser beam perforation；
Preferably, positive pole spot welding nickel sheet (108) forms laser beam perforation.
10. a kind of power battery module of collection radiating heating one according to claim 1 and 2 is it is characterised in that two
Continuous coiled battery core (411) bands together side by side and becomes a battery core (103) arranged side by side, continuous coiled battery core above
(411) positive and negative plate upper end is provided with anode ear (414) and negative electrode lug (415), and anode ear and negative electrode lug are respectively provided with rivet
Hole, described cover plate of outer casing (403) is provided with cover plate pole connection sheet (407)；Anode ear and negative electrode lug pass through respectively its rivet hole,
Rivet (404) and riveting tabletting (405) form anelectrode and the negative electricity of battery with respective cover plate pole connection sheet (407) riveting
Pole；
Preferably, battery core (103) outer layer is cased with insulation bag (409), and insulation bag (409) is arranged in battery core bracket (102) or fixing
It is arranged in battery core bracket (102) by battery core shell (416) in battery core shell (416), battery core shell (416) and shell again
The junction of cover plate (403) is provided with insulating support (413), and battery core shell (416) and cover plate of outer casing (403) adopt laser soldering seal
Mouthful；
Preferably, rivet (404) adopts aluminium rivet in positive pole, and negative pole adopts copper rivet；Riveting tabletting (405) adopts in positive pole
Aluminum rivets tabletting, and negative pole is adopted as copper riveting tabletting；Cover plate pole connection sheet (407) point positive terminal connection sheet and negative terminal connect
Piece；
Preferably, the attachment structure of anode ear (414) is: is the first aluminum riveting tabletting, the first anode ear, positive pole from top to bottom successively
Post connection sheet, the second anode ear, the second aluminum riveting tabletting, aluminium rivet sequentially passes through said structure, and by colding pressing, flange makes positive pole
Ear (414) and the anelectrode of positive terminal connection sheet riveting formation battery；
Preferably, the attachment structure of negative electrode lug (415) is: is the first bronze medal riveting tabletting, the first negative electrode lug, negative pole from top to bottom successively
Post connection sheet, the second negative electrode lug, the second bronze medal riveting tabletting, copper rivet sequentially passes through said structure, and by colding pressing, flange makes negative pole
Ear (415) and the negative electrode of negative terminal connection sheet riveting formation battery；
Preferably, on anode ear and negative electrode lug, each punching has two rivet holes, and the riveting tabletting (405) at anode ear and negative electrode lug is corresponding
On position, each punching has two rivet through holes, and rivet hole is identical with the diameter of rivet through hole and diameter 0.4 more than rivet (404)
mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611052068.XA CN106356586A (en) | 2016-11-25 | 2016-11-25 | Heat dissipation and heating integrated power battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611052068.XA CN106356586A (en) | 2016-11-25 | 2016-11-25 | Heat dissipation and heating integrated power battery module |
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| CN106356586A true CN106356586A (en) | 2017-01-25 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611052068.XA Pending CN106356586A (en) | 2016-11-25 | 2016-11-25 | Heat dissipation and heating integrated power battery module |
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| CN106654135A (en) * | 2017-03-08 | 2017-05-10 | 江西迪比科股份有限公司 | Conductive connection structure for cylindrical power battery modules |
| CN106953139A (en) * | 2017-03-31 | 2017-07-14 | 惠州市亿能电子有限公司 | A kind of soft package battery module and battery modules for carrying heater |
| CN107742692A (en) * | 2017-11-10 | 2018-02-27 | 上海卡耐新能源有限公司 | A kind of power battery module and electric car |
| CN107977500A (en) * | 2017-11-24 | 2018-05-01 | 芜湖天量电池系统有限公司 | A kind of hot emulation mode of lithium ion battery |
| CN108448041A (en) * | 2018-05-02 | 2018-08-24 | 中航锂电技术研究院有限公司 | A kind of soft bag lithium ionic cell module and connection method |
| CN108695459A (en) * | 2017-03-30 | 2018-10-23 | 法拉第未来公司 | Device and method for laser welding holding circuit |
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| CN109037571A (en) * | 2018-09-19 | 2018-12-18 | 福建易动力电子科技股份有限公司 | A kind of battery modules carrying out overcurrent by pressing |
| CN109585976A (en) * | 2018-12-14 | 2019-04-05 | 蜂巢能源科技有限公司 | Battery modules heating film, battery pack and its lower case and battery packages method of completing the square |
| CN110459729A (en) * | 2019-07-31 | 2019-11-15 | 中国电子科技集团公司第十八研究所 | Pole for battery and preparation method thereof |
| CN110767849A (en) * | 2019-11-21 | 2020-02-07 | 四川新敏雅电池科技有限公司 | Battery cover plate assembly, battery cell and assembling method thereof |
| CN111192988A (en) * | 2020-01-10 | 2020-05-22 | 山东科技大学 | Novel battery box with internal thermal management system for electric automobile and working method of novel battery box |
| CN111600061A (en) * | 2019-02-21 | 2020-08-28 | 中信国安盟固利动力科技有限公司 | Soft package lithium ion power battery with heating film |
| CN111916643A (en) * | 2020-07-29 | 2020-11-10 | 珠海冠宇动力电池有限公司 | Electricity core subassembly and battery package |
| CN113851729A (en) * | 2020-06-10 | 2021-12-28 | 合肥国轩高科动力能源有限公司 | Lithium ion storage battery and preparation method thereof |
| CN114335674A (en) * | 2022-01-27 | 2022-04-12 | 深圳市欧盛自动化有限公司 | Installation equipment and installation method for PCM (pulse code modulation) board |
| CN115472890A (en) * | 2022-09-02 | 2022-12-13 | 东风柳州汽车有限公司 | Assembling method of soft-package battery cell module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654135A (en) * | 2017-03-08 | 2017-05-10 | 江西迪比科股份有限公司 | Conductive connection structure for cylindrical power battery modules |
| CN108695459A (en) * | 2017-03-30 | 2018-10-23 | 法拉第未来公司 | Device and method for laser welding holding circuit |
| CN108695459B (en) * | 2017-03-30 | 2021-07-13 | 法拉第未来公司 | Apparatus and method for laser welding holding circuit |
| CN106953139A (en) * | 2017-03-31 | 2017-07-14 | 惠州市亿能电子有限公司 | A kind of soft package battery module and battery modules for carrying heater |
| CN107742692A (en) * | 2017-11-10 | 2018-02-27 | 上海卡耐新能源有限公司 | A kind of power battery module and electric car |
| CN107977500A (en) * | 2017-11-24 | 2018-05-01 | 芜湖天量电池系统有限公司 | A kind of hot emulation mode of lithium ion battery |
| CN108767306A (en) * | 2018-04-26 | 2018-11-06 | 东莞市天蓝智能装备有限公司 | Dynamic lithium battery module PACK lines soft pack cell, battery modules and its full-automatic assembly method |
| CN108448041A (en) * | 2018-05-02 | 2018-08-24 | 中航锂电技术研究院有限公司 | A kind of soft bag lithium ionic cell module and connection method |
| CN108899614A (en) * | 2018-06-05 | 2018-11-27 | 合肥国轩高科动力能源有限公司 | A kind of high capacity lithium ion battery and battery modules |
| CN109037571A (en) * | 2018-09-19 | 2018-12-18 | 福建易动力电子科技股份有限公司 | A kind of battery modules carrying out overcurrent by pressing |
| CN109585976A (en) * | 2018-12-14 | 2019-04-05 | 蜂巢能源科技有限公司 | Battery modules heating film, battery pack and its lower case and battery packages method of completing the square |
| CN111600061A (en) * | 2019-02-21 | 2020-08-28 | 中信国安盟固利动力科技有限公司 | Soft package lithium ion power battery with heating film |
| CN110459729A (en) * | 2019-07-31 | 2019-11-15 | 中国电子科技集团公司第十八研究所 | Pole for battery and preparation method thereof |
| CN110459729B (en) * | 2019-07-31 | 2022-05-10 | 中国电子科技集团公司第十八研究所 | Pole for battery and preparation method thereof |
| CN110767849A (en) * | 2019-11-21 | 2020-02-07 | 四川新敏雅电池科技有限公司 | Battery cover plate assembly, battery cell and assembling method thereof |
| CN110767849B (en) * | 2019-11-21 | 2024-02-20 | 湖南领湃达志科技股份有限公司 | Battery cover plate assembly, battery cell and assembly method thereof |
| CN111192988A (en) * | 2020-01-10 | 2020-05-22 | 山东科技大学 | Novel battery box with internal thermal management system for electric automobile and working method of novel battery box |
| CN111192988B (en) * | 2020-01-10 | 2021-05-11 | 山东科技大学 | Novel battery box with internal thermal management system for electric automobile and working method of novel battery box |
| CN113851729A (en) * | 2020-06-10 | 2021-12-28 | 合肥国轩高科动力能源有限公司 | Lithium ion storage battery and preparation method thereof |
| CN111916643A (en) * | 2020-07-29 | 2020-11-10 | 珠海冠宇动力电池有限公司 | Electricity core subassembly and battery package |
| CN114335674A (en) * | 2022-01-27 | 2022-04-12 | 深圳市欧盛自动化有限公司 | Installation equipment and installation method for PCM (pulse code modulation) board |
| CN115472890A (en) * | 2022-09-02 | 2022-12-13 | 东风柳州汽车有限公司 | Assembling method of soft-package battery cell module |
| CN115472890B (en) * | 2022-09-02 | 2024-02-23 | 东风柳州汽车有限公司 | Method for assembling soft package battery core module |
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Application publication date: 20170125 |