CN207183463U - A kind of lithium battery module radiator structure - Google Patents
A kind of lithium battery module radiator structure Download PDFInfo
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- CN207183463U CN207183463U CN201720996850.0U CN201720996850U CN207183463U CN 207183463 U CN207183463 U CN 207183463U CN 201720996850 U CN201720996850 U CN 201720996850U CN 207183463 U CN207183463 U CN 207183463U
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- heat
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- gel sheet
- liquid cooling
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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
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Abstract
The utility model discloses a kind of lithium battery module radiator structure, it is characterised in that：Including heat-conducting silica gel sheet, heat-conducting plastic web plate, aluminum liquid cooling plate, briquetting；Wherein, described heat-conducting silica gel sheet is laid between cell polar ear and lug between copper bar and aluminum liquid cooling plate, for filling the gap between upper and lower two kinds of rigid materials；The heat-conducting plastic web plate adaptation is arranged between the aluminum liquid cooling plate and heat-conducting silica gel sheet, plays limited support to heat-conducting silica gel sheet and aluminum liquid cooling plate；What heat-conducting silica gel sheet, heat-conducting plastic web plate and aluminum liquid cooling plate formed is compacted, in battery limiting frame one end, be brought into close contact between each other entirely through briquetting, and tiles and be arranged between cell polar ear and lug at copper bar.It scheme of the present utility model, can effectively overcome the Insulation Problems between aluminum cooled plate and battery battery core lug in the prior art, on the basis of whole radiating efficiency is ensured, realize the beneficial effect that rational in infrastructure, reliability is high and security is good.
Description
Technical field
The utility model belongs to technical field of automobile accessories, and in particular to a kind of special cold water harden structure of cell polar ear, especially
It is related to a kind of cold heat conducting and heat radiating device of new type lithium ion soft-package battery liquid.
Background technology
Lithium-ion-power cell is had been widely used in new energy pure electric automobile and hybrid power new-energy automobile field.Mesh
Before, during the use of user, lithium battery module heat transfer effect is always client's topic of concern.Battery module is because of radiating
It is not in place, cause caused heat in battery core charge and discharge process to spread out of in time, so as to which battery core uniformity is poor, battery core temperature
Degree rise, What is more directly results in the failure of module electrical property.Also, insulated between cell polar ear and heat-dissipating aluminium plate pressure-resistant do not reach
, potential safety hazard be present in the electrical property failure caused by national standard.So how soon battery module is during actual environment use,
It is fast effectively to make battery heat exchange radiating, and ensure effectively to insulate between cell polar ear and heat-dissipating aluminium plate simultaneously, it is always that we study
Key technology.
Utility model content
The purpose of this utility model is, for drawbacks described above, there is provided a kind of lithium battery module radiator structure, it is existing to solve
There is in technology lithium battery module radiating not in place, insulated between cell polar ear and heat-dissipating aluminium plate pressure-resistant do not reach caused by national standard
Electrical property failure the problem of, reached lifting security effect.
To achieve the above object, the technical solution adopted in the utility model is：Provide a kind of lithium battery module radiating knot
Structure, including heat-conducting silica gel sheet, heat-conducting plastic web plate, aluminum liquid cooling plate, briquetting；Wherein, described heat-conducting silica gel sheet is laid in electricity
Between core lug and lug between copper bar and aluminum liquid cooling plate, for filling the gap between upper and lower two kinds of rigid materials；It is described
Heat-conducting plastic web plate adaptation is arranged between the aluminum liquid cooling plate and heat-conducting silica gel sheet, to heat-conducting silica gel sheet and aluminum liquid cooling plate
Play limited support；What heat-conducting silica gel sheet, heat-conducting plastic web plate and aluminum liquid cooling plate formed is compacted in electricity entirely through briquetting
Pond limitting casing one end, is brought into close contact between each other, and tiles and be arranged between cell polar ear and lug at copper bar.
Described heat-conducting silica gel sheet upper surface is covered with anti-puncture film.
Described heat-conducting silica gel sheet integral thickness is 1-1.5mm, and base material is heat conductive silica gel, and 0.3 μm of anti-puncture is covered in upper surface
Film, the thickness after heat-conducting silica gel sheet compression can accommodate the height for welding burr caused by cell polar ear because welding, not
Can be pierced by burr it is bad, meanwhile, heat-conducting silica gel sheet integral thickness is also used for that heat-conducting silica gel sheet lamellar body will be embedded in heat-conducting plastic web plate
In, heat-conducting silica gel sheet width is adapted to setting with described cell polar ear width.
Heat-conducting silica gel sheet thermal conductivity factor >=the 2W/mK.
Using the plastic grain of high thermal conductivity as base material, heat-conducting plastic web plate includes bottom plate and divided described heat-conducting plastic web plate
The positive stop lug boss of bottom plate both sides is not arranged on, and positive stop lug boss height 2-3mm, heat-conducting plastic web plate cross section is into "U" shaped with suitable
With the aluminum liquid cooling plate liquid cooling plate lower surface, and it is easy to described briquetting to compress；Bottom plate thickness 0.8-1.5mm, plate face in netted,
The mesh of hollow out is provided with, heat-conducting silica gel sheet is brought into close contact after being deformed through hollow out mesh with aluminum liquid cooling plate lower surface；
Heat-conducting plastic web plate plays position-limiting action to heat-conducting silica gel sheet；Whole heat-conducting plastic web plate plays limited support in structure,
Isolate copper bar between aluminum liquid cooling plate and cell polar ear and lug, prevent both to be physically contacted.
Heat-conducting plastic web plate length is adapted to setting with battery modules, covers copper bar between whole cell polar ears and lug.
Heat-conducting plastic web plate thermal conductivity factor >=2W/mK.
The aluminum liquid cooling plate material is aluminium, inner hollow, and length is adapted to setting, integral thickness 8- with battery module
10mm, width is with heat-conducting plastic web plate with wide；Two bottom sides set lower channel, and installation heat-conducting plastic plate positive stop strip is kept away for allowing；
Top both sides are respectively arranged with fixing lug boss, for coordinating briquetting.
The briquetting is plastics, and adaptation is arranged on battery limiting frame, and bolt fastening, briquetting presses the upper of aluminum liquid cooling plate
Portion's fixing lug boss, briquetting are used for the whole radiator structure that is fixed and clamped, lithium battery module length direction are provided with multigroup briquetting, use
It is uniform in the overall compression of guarantee.
Thus, scheme of the present utility model, can be with using heat-conducting silica gel sheet, heat-conducting plastic web plate, aluminum liquid cooling plate, briquetting
Overcome in the prior art unreasonable structure, reliability it is low and the defects of security is poor, realize that rational in infrastructure, reliability is high and safe
Property good beneficial effect, effectively solve the heat dissipation problem and proof voltage Insulation Problems between cell polar ear and aluminum liquid cooling plate.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the structural representation that example is embodied in a kind of lithium battery module radiator structure one of the utility model；
Fig. 2 is the close-up schematic view in I portions in Fig. 1；
Fig. 3 shows the structural representation of an embodiment of heat-conducting plastic web plate 5；
Fig. 4 shows the top view of heat-conducting plastic web plate 5 in Fig. 3；
Fig. 5 shows the structural representation of an embodiment of heat-conducting silica gel sheet 4；
Fig. 6 shows the structural representation of an embodiment of aluminum liquid cooling plate 6；
What Fig. 7 showed a kind of lithium battery module radiator structure during off working state disassembles schematic diagram
With reference to accompanying drawing, reference is as follows in the utility model embodiment：
Battery limiting frame (1)；Briquetting (2)；Copper bar (3) between lug；Heat-conducting silica gel sheet (4)；Heat-conducting plastic web plate (5)；Aluminium
Matter liquid cooling plate (6)；Bottom plate (7)；Positive stop lug boss (8)；Mesh (9)；- heat conductive silica gel part (10)；Anti- puncture overlay film (11)；- on
Portion's fixing lug boss (12)；Lower channel (13).
Embodiment
It is specific below in conjunction with the utility model to make the purpose of this utility model, technical scheme and advantage clearer
Technical solutions of the utility model are clearly and completely described for embodiment and corresponding accompanying drawing.Obviously, described embodiment
Only it is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, this area
The every other embodiment that those of ordinary skill is obtained under the premise of creative work is not made, belongs to the utility model
The scope of protection.
As illustrated in figures 1 and 7, the lithium battery module radiator structure, including：Heat-conducting silica gel sheet 4, heat-conducting plastic web plate 5, aluminum
Liquid cooling plate 6, briquetting 2；Wherein, described heat-conducting silica gel sheet 4 is laid in copper bar 3 and aluminum liquid cooling plate between cell polar ear and lug
Between 6, for filling the gap between upper and lower two kinds of rigid materials；The adaptation of heat-conducting plastic web plate 5 is arranged on the aluminum
Between liquid cooling plate 6 and heat-conducting silica gel sheet 4, limited support is played to heat-conducting silica gel sheet 4 and aluminum liquid cooling plate 6；Heat-conducting silica gel sheet
What the 4th, heat-conducting plastic web plate 5 and aluminum liquid cooling plate 6 formed is compacted in the one end of battery limiting frame 1 entirely through briquetting 2, between each other
It is brought into close contact, and tiles and be arranged between cell polar ear and lug at copper bar 3.
As shown in figure 5, further, the described upper surface of heat-conducting silica gel sheet 4 is covered with anti-puncture film.
The described integral thickness of heat-conducting silica gel sheet 4 is 1-1.5mm, and base material is heat conductive silica gel, and 0.3 μm of anti-puncture is covered in upper surface
Film, the thickness after the compression of heat-conducting silica gel sheet 4 can accommodate the height for welding burr caused by cell polar ear because welding, not
Can be pierced by burr it is bad, meanwhile, the integral thickness of heat-conducting silica gel sheet 4 is also used for that heat-conducting silica gel sheet 4 will be embedded in heat-conducting plastic web plate 5
In body, the width of heat-conducting silica gel sheet 4 is adapted to setting with described cell polar ear width.
To realize good heat conduction, 4 thermal conductivity factors of the heat-conducting silica gel sheet >=2W/mK.
Fig. 3, shown in 4, further, described heat-conducting plastic web plate 5 is using the plastic grain of high thermal conductivity as base material, heat conduction
Plastic net-board 5 includes bottom plate 7 and is separately positioned on the positive stop lug boss 8 of the both sides of bottom plate 7, the height 2-3mm of positive stop lug boss 8, heat conduction modeling
Expect that the cross section of web plate 5, to be adapted to the liquid cooling plate lower surface of aluminum liquid cooling plate 6, and is easy to described briquetting 2 to press into "U" shaped
Tightly；7 thick 0.8-1.5mm of bottom plate, plate face are in netted, are provided with the mesh 9 of hollow out, and heat-conducting silica gel sheet 4 is passed through after being deformed and engraved
Abortive haul hole 9 is brought into close contact with the lower surface of aluminum liquid cooling plate 6；Heat-conducting plastic web plate 5 plays position-limiting action to heat-conducting silica gel sheet 4；It is whole
Individual heat-conducting plastic web plate 5 plays limited support in structure, has isolated copper between aluminum liquid cooling plate 6 and cell polar ear and lug
Row 3, both are prevented to be physically contacted.
Further, the length of heat-conducting plastic web plate 5 is adapted to setting with battery modules, covers whole cell polar ears and lug
Between copper bar 3.
To realize good heat conduction, 5 thermal conductivity factors of heat-conducting plastic web plate >=2W/mK.
As shown in fig. 6, further, the material of aluminum liquid cooling plate 6 is aluminium, inner hollow, and length is fitted with battery module
With setting, integral thickness 8-10mm, width is with heat-conducting plastic web plate 5 with wide；Two bottom sides set lower channel 13, are kept away for allowing
Heat-conducting plastic plate positive stop strip is installed；Top both sides are respectively arranged with fixing lug boss, for coordinating briquetting 2.
As shown in fig. 7, the briquetting 2 is plastics, such as：The materials such as PP, ABS, nylon, adaptation are arranged on battery limiting frame 1
On, bolt fastening, briquetting 2 presses the top fixing lug boss 12 of aluminum liquid cooling plate 6, and briquetting 2 is used for the whole radiating knot that is fixed and clamped
Structure, lithium battery module length direction is provided with multigroup briquetting 2, for ensureing overall be pressurized uniformly.
Described heat-conducting plastic web plate 5, through the embedded cladding of heat-conducting silica gel sheet 4, both is turned into an entirety, be easy to apply
Work and assembling, the thickness of heat-conducting silica gel sheet 4 is set by establishing, suitable decrement is chosen, heat-conducting plastic web plate 5 is embedded it
In silica gel piece lamellar body, it is integrally turned into a heat conduction rebound, increase the thermal conductive contact between cell polar ear and aluminum liquid cooling plate 6
Area.The heat conduction rebound is closely covered on cell polar ear, and upper surface closely contacts aluminum cooled plate, transverse width
Setting is adapted to the boss of battery limiting frame 1 distance, length direction is set with battery module length adaptation, and overall covering can cover complete
It is spacing by limitting casing at portion's cell polar ear heating.Heat-conducting plastic web plate 5 plays positioning supporting role to aluminum liquid cooling plate 6, prevents
Aluminum cooled plate contacts with cell polar ear, increases insulating reliability；The lithium battery module radiator structure is pressed entirely through briquetting 2
Tightly.Multigroup briquetting 2 can be set in lithium battery module length direction, so as to increase thrust, increase contact area, ensure that stress is equal
It is even, improve rate of heat dissipation.
It can be seen that the lithium battery module radiator structure, takes full advantage of module self space, has used new heat conduction material
Material, by the rational Design on Plane to structure, is realized to the main heater element of battery --- the radiating of cell polar ear；Wherein lead
The heat transfer efficiency of thermoplastic materials web plate 5 is high, good heat conduction effect, and the mesh 9 at the middle part of heat-conducting plastic web plate 5 is embedding for heat-conducting silica gel sheet 4
Enter fitting, both sides limited location boss 8, fixed high efficient and reliable.Anti- puncture film in heat-conducting silica gel sheet 4 has viscosity, anti-to pierce through effect
Fruit is good and heat-conducting effect is influenceed less, and heat-conducting silica gel sheet 4 can include welding burr, considerably increase heat-conducting area, carry
High heat transfer efficiency, can also prevent burr contact aluminum liquid cooling plate 6 from causing short circuit and insulating pressure-resistant not up to standard.
The rational in infrastructure of the lithium battery module radiator structure, reliability are high and security is good, effectively solve cell polar ear with
Heat dissipation problem and proof voltage Insulation Problems between heat-dissipating aluminium plate.
To sum up, it will be readily appreciated by those skilled in the art that on the premise of not conflicting, above-mentioned each advantageous manner can be certainly
Combined, be superimposed by ground.
Embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this area
Technical staff for, the utility model can have various modifications and variations.It is all within the spirit and principles of the utility model,
Any modification, equivalent substitution and improvements made etc., it should be included within right of the present utility model.
Claims (9)
- A kind of 1. lithium battery module radiator structure, it is characterised in that：Including heat-conducting silica gel sheet (4), heat-conducting plastic web plate (5), aluminium Matter liquid cooling plate (6), briquetting (2)；Wherein, described heat-conducting silica gel sheet (4) be laid in copper bar between cell polar ear and lug (3) with Between aluminum liquid cooling plate (6), for filling the gap between upper and lower two kinds of rigid materials；Heat-conducting plastic web plate (5) adaptation It is arranged between the aluminum liquid cooling plate (6) and heat-conducting silica gel sheet (4), limit is risen to heat-conducting silica gel sheet (4) and aluminum liquid cooling plate (6) Position supporting role；Heat-conducting silica gel sheet (4), heat-conducting plastic web plate (5) and aluminum liquid cooling plate (6) composition entirely through briquetting (2) It is compacted, in battery limiting frame (1) one end, be brought into close contact between each other, and tiles and be arranged on copper bar between cell polar ear and lug (3) place.
- 2. lithium battery module radiator structure according to claim 1, it is characterised in that on described heat-conducting silica gel sheet (4) Surface is covered with anti-puncture film.
- 3. lithium battery module radiator structure according to claim 2, it is characterised in that described heat-conducting silica gel sheet (4) is whole Body thickness is 1-1.5mm, and base material is heat conductive silica gel, and 0.3 μm of anti-puncture film is covered in upper surface, after heat-conducting silica gel sheet (4) compression Thickness can accommodate because weld caused by cell polar ear weld burr height, can't be pierced by burr it is bad, meanwhile, thermal conductive silicon Film (4) integral thickness is also used for be embedded in heat-conducting silica gel sheet (4) lamellar body in heat-conducting plastic web plate (5), heat-conducting silica gel sheet (4) Width is adapted to setting with described cell polar ear width.
- 4. lithium battery module radiator structure according to any one of claims 1 to 3, it is characterised in that the heat-conducting silica gel sheet (4) thermal conductivity factor >=2W/mK.
- 5. lithium battery module radiator structure according to claim 1, it is characterised in that described heat-conducting plastic web plate (5) Using the plastic grain of high thermal conductivity as base material, heat-conducting plastic web plate (5) includes bottom plate (7) and is separately positioned on bottom plate (7) both sides Positive stop lug boss (8), positive stop lug boss (8) height 2-3mm, heat-conducting plastic web plate (5) cross section is into "U" shaped to be adapted to the aluminium Matter liquid cooling plate (6) liquid cooling plate lower surface, and it is easy to described briquetting (2) to compress；Bottom plate (7) thick 0.8-1.5mm, plate face are in net Shape, is provided with the mesh (9) of hollow out, and heat-conducting silica gel sheet (4) passes through hollow out mesh (9) and aluminum liquid cooling plate (6) after being deformed Lower surface is brought into close contact；Heat-conducting plastic web plate (5) plays position-limiting action to heat-conducting silica gel sheet (4)；Whole heat-conducting plastic web plate (5) Play limited support in structure, isolated aluminum liquid cooling plate (6) copper bar (3) between cell polar ear and lug, prevented two Person is physically contacted.
- 6. lithium battery module radiator structure according to claim 1 or 5, it is characterised in that：Heat-conducting plastic web plate (5) length Setting is adapted to battery modules, covers copper bar (3) between whole cell polar ears and lug.
- 7. lithium battery module radiator structure according to claim 1 or 5, it is characterised in that：Heat-conducting plastic web plate (5) heat conduction Coefficient >=2W/mK.
- 8. lithium battery module radiator structure according to claim 1, it is characterised in that aluminum liquid cooling plate (6) material For aluminium, inner hollow, length is adapted to setting with battery module, and integral thickness 8-10mm, width and heat-conducting plastic web plate (5) are same It is wide；Two bottom sides set lower channel (13), and installation heat-conducting plastic plate positive stop strip is kept away for allowing；Top both sides are respectively arranged with fixation Boss, for coordinating briquetting (2).
- 9. lithium battery module radiator structure according to claim 1, it is characterised in that the briquetting (2) is plastics, adaptation On battery limiting frame (1), bolt fastening, briquetting (2) presses the top fixing lug boss (12) of aluminum liquid cooling plate (6), presses Block (2) is used for the whole radiator structure that is fixed and clamped, and lithium battery module length direction is provided with multigroup briquetting (2), for ensureing It is overall to be pressurized uniformly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720996850.0U CN207183463U (en) | 2017-08-10 | 2017-08-10 | A kind of lithium battery module radiator structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720996850.0U CN207183463U (en) | 2017-08-10 | 2017-08-10 | A kind of lithium battery module radiator structure |
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| Publication Number | Publication Date |
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| CN207183463U true CN207183463U (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720996850.0U Active CN207183463U (en) | 2017-08-10 | 2017-08-10 | A kind of lithium battery module radiator structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364784A (en) * | 2019-01-18 | 2019-10-22 | 丰疆智能科技股份有限公司 | Mix the battery modules to radiate and its assemble method and heat dissipating method |
| CN110534836A (en) * | 2018-05-24 | 2019-12-03 | 中信国安盟固利动力科技有限公司 | A kind of lithium battery mould group having heat dissipation and heating function |
| CN110556607A (en) * | 2019-09-27 | 2019-12-10 | 东莞汇洋动力科技有限公司 | battery module and battery pack |
| WO2024055240A1 (en) * | 2022-09-15 | 2024-03-21 | 宁德时代新能源科技股份有限公司 | Battery pack and electrical device |
-
2017
- 2017-08-10 CN CN201720996850.0U patent/CN207183463U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110534836A (en) * | 2018-05-24 | 2019-12-03 | 中信国安盟固利动力科技有限公司 | A kind of lithium battery mould group having heat dissipation and heating function |
| CN110364784A (en) * | 2019-01-18 | 2019-10-22 | 丰疆智能科技股份有限公司 | Mix the battery modules to radiate and its assemble method and heat dissipating method |
| CN110556607A (en) * | 2019-09-27 | 2019-12-10 | 东莞汇洋动力科技有限公司 | battery module and battery pack |
| WO2024055240A1 (en) * | 2022-09-15 | 2024-03-21 | 宁德时代新能源科技股份有限公司 | Battery pack and electrical device |
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