CN205092298U - Take compound heat abstractor of fin and foam heat conduction structure - Google Patents
Take compound heat abstractor of fin and foam heat conduction structure Download PDFInfo
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- CN205092298U CN205092298U CN201520838019.3U CN201520838019U CN205092298U CN 205092298 U CN205092298 U CN 205092298U CN 201520838019 U CN201520838019 U CN 201520838019U CN 205092298 U CN205092298 U CN 205092298U
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- fin
- outer casing
- battery cell
- heat dissipation
- dissipation device
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- 239000006260 foam Substances 0.000 title claims abstract description 35
- 150000001875 compounds Chemical class 0.000 title abstract 3
- 239000012782 phase change material Substances 0.000 claims abstract description 45
- 230000017525 heat dissipation Effects 0.000 claims abstract description 39
- 239000000178 monomer Substances 0.000 claims abstract description 12
- 238000005187 foaming Methods 0.000 claims description 58
- 239000002131 composite material Substances 0.000 claims description 42
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 239000012188 paraffin wax Substances 0.000 claims description 10
- 230000005855 radiation Effects 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 9
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 9
- 230000002265 prevention Effects 0.000 abstract description 2
- 210000004027 cell Anatomy 0.000 description 57
- 238000012546 transfer Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 230000003416 augmentation Effects 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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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- Secondary Cells (AREA)
Abstract
The utility model relates to a take compound heat abstractor of fin and foam heat conduction structure for the heat dissipation of auxiliary battery monomer (5), compound heat abstractor establish in outside shell sleeve (4) of battery monomer (5) including the cover, shell sleeve (4) and battery monomer (5) between fill foam structure (2), foam structure (2) intussuseption is full of phase change material (1), shell sleeve (4) and battery monomer (5) between still be equipped with fin (3) that the polylith separates foam structure (2), the both sides of this fin (3) closely laminate respectively shell sleeve (4) and battery monomer (5). Compared with the prior art, the utility model discloses a heat abstractor can effectively reduce lithium ion battery's temperature, the prevention thermal runaway.
Description
Technical field
The utility model relates to lithium ion battery technical field of heat dissipation, especially relates to a kind of composite heat dissipation device with fin and foam conductive structure.
Background technology
Automobile power cell is as high in lithium ion battery energy density, and volume is little, and cycle life is longer, and on electric automobile, application potential is very large.But due to lithium ion battery in charge and discharge process temperature raise affect self performance and cycle life, too high temperature even causes thermal runaway, causes the accidents such as spontaneous combustion, therefore power lithium-ion battery heat dissipation technology research and enforcement particularly urgent.Cooling system takes air-cooled or liquid cools usually.Wind-cooling heat dissipating system bulk is little, but radiating effect is limited, and liquid-cooling system effect is better, but volume is large, and complex structure, pumping function consumption is high, and there is the latent defects such as leakage.And phase-change material has the advantages such as phase transition process absorption latent heat is high, temperature rise is little, chemical stability good, volume is little, structure is simple, cheap, be applied on power lithium-ion battery and can reduce battery temperature rise, mitigation thermal shock, improve battery life and stability.But phase-change material thermal conductivity is low, can not conduct heat rapidly, equably.
Chinese patent 200910039125.4 discloses a kind of power battery device with phase-change material cooling system, and this device comprises screw, some battery cells, case lid ventilation hole, Electrode connection axle, top cover of box, side vents, framework; Described battery cell is using battery as matrix, and outside installs housing additional; Fill phase-change material between battery and housing and adopt electro-insulating rubber to seal; Battery case offers ventilation hole heat radiation.Although this patent has effectively relaxed battery-heating impact by filling phase-change material, do not solve the low and shortcoming that causes radiating rate slow of phase-change material thermal conductivity.
Chinese patent ZL201120571466.9 discloses a kind of power battery cooling system based on foam metal/composite phase change material, includes cell, battery connects plate washer, battery lower baffle on pole, phase-change material, foam metal, high heat conductive insulating glue, battery case, battery; Be filled with between cell and battery case with foam metal and be framework material and be the composite phase-change material that matrix is composited with phase-change material, phase-change material is filled in foam metal, cell is connected with high heat conductive insulating glue with the foam metal after perfusion, on battery, plate washer and battery lower baffle are installed in upper end and the lower end of cell respectively, and battery connects pole and is connected with cell.The foam metal of this patent and effective contact area of battery little, and do not reduce contact interface air gap mechanism, thus cause its heat-transfer effect strengthen insufficient.
Utility model content
The purpose of this utility model is exactly provide a kind of composite heat dissipation device with fin and foam conductive structure to overcome defect that above-mentioned prior art exists.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of composite heat dissipation device with fin and foam conductive structure, for the heat radiation of boosting battery monomer, described composite heat dissipation device comprises the outer casing sleeve being set in battery cell outside, filled and process structure between described outer casing sleeve and battery cell, described foaming structure is by a large amount of random alignment, structural similarity unit forms, each unit comprises reinforcement, crossover sites and opening hole, full phase-change material is filled in foaming structure opening hole, also be provided with polylith between described outer casing sleeve and battery cell and separate the fin of foaming structure with augmentation of heat transfer, the both sides of this fin fit tightly outer casing sleeve and battery cell respectively.
The height of described foaming structure and battery cell similar elevation, thickness is 2 ~ 7mm.
Described foaming structure is hole density is 10 ~ 100PPI, porosity is the porous type of 70 ~ 99% foam copper structure, foamed aluminium structure, foamy graphite structure or foamed ceramics structure.Porosity and hole density are as the main parameter of foaming structure, the thermal conductivity of Porosity Rate Influence composite material, thermal conductivity under different porosities can (be quoted from V.V.CalmidiandR.L.Mahajan by following formulae discovery, TheEffectiveThermalConductivityofHighPorosityFibrousMeta lFoams, ASMEJ.HeatTransfer, Vol.121, pp.466-471,1999), that is:
Wherein, k
efor effective thermal conductivity, ε is porosity, and r is metal reinforcing thickness and the ratio of crossover sites size, generally gets 0.09, k
sfor solid conductive heat rate, k
ffor phase-change material thermal conductivity.B/L is crossover sites size and foaming structure cell size ratio, is tried to achieve by formula below:
As shown in Figure 5, as shown from the above formula, porosity is lower for concrete result of calculation, and composite material thermal conductivity is higher, but phase-change material volume fraction declines, and latent heat heat absorption capacity declines, and comparatively suitable porosity is between 70 ~ 99%.Foaming structure by a large amount of random alignment but structural similarity unit form, each unit comprises reinforcement, crossover sites and opening hole.Opening hole physical dimension common hole density represents, multiple opening pore space structure forms the foams with certain structural strength, in the middle of enforcement, the physical dimension of hole is between 0.2 ~ 2mm, namely hole density is 10-100PPI, can fill the space between battery pack and keep certain structural strength.Bore hole size is too large, and close to scantling, then intensity is too little, and bore hole size too little then foaming structure processing difficulties, cost is higher.
The fusing point of described phase-change material is 30 ~ 80 DEG C, consistent with the ideal working temperature scope of battery cell, when the addition of phase-change material ensures that it melts, the overall submergence of battery cell, foaming structure and fin can be made, phase-change material and foamed material can adopt flexible bag to hold, and avoid the liquid state phase change material trickling dissolved.
Described phase-change material is paraffin.
Described fin is rectangular fin, and its height and battery cell similar elevation, thickness is 0.1 ~ 1.5mm.
Described fin is aluminum fin, copper fin or other highly heat-conductive material fin.
Described outer casing sleeve is aluminum sleeve, copper sleeve or other highly heat-conductive material sleeve.
Also be provided with wedge shape inserted sheet between described outer casing sleeve and foaming structure, due to mismachining tolerance, between the heat generating body such as foaming structure and battery, always have air gap, further enlarged contact thermal resistance.Heat producing components is fitted tightly in order to ensure foaming structure, avoid larger space layering and extra contact heat resistance, between outer sleeve and foaming structure, insert wedge shape inserted sheet, wedge shape inserted sheet material can be that metal, plastics, bakelite etc. are easily processed, the thin slice of low cost.
Multiple battery cell is provided with in described outer casing sleeve, filled and process structure between described outer casing sleeve and battery cell, is separated by polylith fin in the middle of this foaming structure, the both sides of described fin fit tightly outer casing sleeve and battery cell or two adjacent battery cells respectively.
The utility model conducts heat by adopting foaming structure composite phase-change material, phase-change material absorbs heat and makes battery maximum temperature remain near phase transformation fusing point in phase transition process, reduce battery temperature rise, relax the advantage of thermal shock, simultaneously, foaming structure adopts hole density to be the through hole type foamed material of 10 ~ 100PPI, porosity 70 ~ 99%, improves that paraffin conductive coefficient is low, uneven shortcoming of conducting heat.In addition, the fin adopting highly heat-conductive material to make also is provided with between battery cell wall and outer casing sleeve, fin is arranged in the line of rabbet joint between adjacent Semicircular foaming structure, and fit tightly outer casing sleeve and battery cell respectively, thus the heat exchange area added between battery cell and foaming structure, when battery-heating, heat can via battery case, foaming structure is reached rapidly by fin, and by foaming structure to phase-change material transferring heat, phase-change material absorbs heat energy, improve heat exchange efficiency, overcome simple foaming structure composite phase-change material because of porosity between foaming structure and battery cell large, effective heat exchange area is little, the shortcoming that contact heat resistance is large.There are some researches show (T.Fiedler, N.White, M.Dahari, K.Hooman, Ontheelectricalandthermalcontactresistanceofmetalfoam, InternationalJournalofHeatandMassTransferVol.72 (2014) pp.565 – 571.), the interface contact heat resistance of foamed material can reach even significantly more than the thermal resistance of bulk foam, if contact area is little, heat-transfer effect can be caused undesirable.The utility model, when practical application, for different cell output requirements, can also form power brick by arranging multiple battery cell in outer casing sleeve.
Compared with prior art, composite heat dissipation device of the present utility model take foaming structure as skeleton, phase-change material is filled in foaming structure inside, and be provided with the fin of augmentation of heat transfer, have that contact heat resistance is little, lightweight, compact, be convenient to processing and the advantage such as thermal control is good, simultaneously, during composite heat dissipation device work, more general heat abstractor, Temperature Distribution evenly, heat exchange efficiency is higher.
Accompanying drawing explanation
Fig. 1 is the structural representation of composite heat dissipation device of the present utility model;
Fig. 2 is the A-A sectional structure schematic diagram of composite heat dissipation device of the present utility model;
Fig. 3 is the B-B sectional structure schematic diagram of composite heat dissipation device of the present utility model;
Fig. 4 is the structural representation that composite heat dissipation device of the present utility model combines the power brick made;
Fig. 5 is the foaming structure of different porosities of the present utility model and the graph of a relation of thermal conductivity;
In figure, 1-phase-change material, 2-foaming structure, 3-fin, 4-outer casing sleeve, 5-battery cell, 6-wedge shape inserted sheet.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment 1
A kind of composite heat dissipation device with fin and foam conductive structure, for the heat radiation of boosting battery monomer 5, its structure is as Fig. 1, shown in Fig. 2 and Fig. 3, composite heat dissipation device comprises the outer casing sleeve 4 being set in battery cell 5 outside, outer casing sleeve 4 is aluminum sleeve, filled and process structure 2 between outer casing sleeve 4 and battery cell 5, the height of foaming structure 2 and battery cell 5 similar elevation, be highly 60mm, thickness is 2mm, foaming structure 2 for hole density be 10PPI, porosity is the foam copper structure of the porous type of 70%, the phase-change material 1 that full fusing point is 30 ~ 33 DEG C is filled in foaming structure 2, phase-change material 1 is paraffin, four pieces of fins 3 separating foaming structure 2 are also provided with augmentation of heat transfer between outer casing sleeve 4 and battery cell 5, fin 3 is aluminum rectangular fin, its height and battery cell 5 similar elevation, be highly 60mm, thickness is 0.3mm, the both sides of fin 3 fit tightly outer casing sleeve 4 and battery cell 5 respectively, wedge shape inserted sheet 6 is also provided with between outer casing sleeve 4 and foaming structure 2.
Embodiment 2
A kind of composite heat dissipation device with fin and foam conductive structure, for the heat radiation of boosting battery monomer 5, composite heat dissipation device comprises the outer casing sleeve 4 being set in battery cell 5 outside, outer casing sleeve 4 is copper sleeve, filled and process structure 2 between outer casing sleeve 4 and battery cell 5, the height of foaming structure 2 and battery cell 5 similar elevation, be highly 100mm, thickness is 7mm, foaming structure 2 for hole density be 100PPI, porosity is the foamed aluminium structure of the porous type of 99%, the phase-change material 1 that full fusing point is 45 ~ 48 DEG C is filled in foaming structure 2, phase-change material 1 is paraffin, four pieces of fins 3 separating foaming structure 2 are also provided with augmentation of heat transfer between outer casing sleeve 4 and battery cell 5, fin 3 is copper rectangular fin, its height and battery cell 5 similar elevation, be highly 100mm, thickness is 1.5mm, the both sides of fin 3 fit tightly outer casing sleeve 4 and battery cell 5 respectively, wedge shape inserted sheet 6 is also provided with between outer casing sleeve 4 and foaming structure 2.
Embodiment 3
A kind of composite heat dissipation device with fin and foam conductive structure, for the heat radiation of boosting battery monomer 5, composite heat dissipation device comprises the outer casing sleeve 4 being set in battery cell 5 outside, outer casing sleeve 4 is aluminum sleeve, filled and process structure 2 between outer casing sleeve 4 and battery cell 5, the height of foaming structure 2 and battery cell 5 similar elevation, be highly 80mm, thickness is 4mm, foaming structure 2 for hole density be 60PPI, porosity is the foamy graphite structure of the porous type of 85%, the phase-change material 1 that full fusing point is 78 ~ 80 DEG C is filled in foaming structure 2, phase-change material 1 is paraffin, four pieces of fins 3 separating foaming structure 2 are also provided with augmentation of heat transfer between outer casing sleeve 4 and battery cell 5, fin 3 is aluminum rectangular fin, its height and battery cell 5 similar elevation, be highly 80mm, thickness is 0.9mm, the both sides of fin 3 fit tightly outer casing sleeve 4 and battery cell 5 respectively, wedge shape inserted sheet 6 is also provided with between outer casing sleeve 4 and foaming structure 2.
Embodiment 4
A kind of composite heat dissipation device with fin and foam conductive structure, for the heat radiation of boosting battery monomer 5, composite heat dissipation device comprises the outer casing sleeve 4 being set in battery cell 5 outside, outer casing sleeve 4 is aluminum sleeve, filled and process structure 2 between outer casing sleeve 4 and battery cell 5, the height of foaming structure 2 and battery cell 5 similar elevation, be highly 70mm, thickness is 3mm, foaming structure 2 for hole density be 40PPI, porosity is the foamed ceramics structure of the porous type of 80%, the phase-change material 1 that full fusing point is 68 ~ 71 DEG C is filled in foaming structure 2, phase-change material 1 is paraffin, four pieces of fins 3 separating foaming structure 2 are also provided with augmentation of heat transfer between outer casing sleeve 4 and battery cell 5, fin 3 is aluminum rectangular fin, its height and battery cell 5 similar elevation, be highly 70mm, thickness is 0.8mm, the both sides of fin 3 fit tightly outer casing sleeve 4 and battery cell 5 respectively, wedge shape inserted sheet 6 is also provided with between outer casing sleeve 4 and foaming structure 2.
Embodiment 5
A kind of composite heat dissipation device with fin and foam conductive structure, for the heat radiation of boosting battery monomer 5, its structure as shown in Figure 4, composite heat dissipation device comprises outer casing sleeve 4, outer casing sleeve 4 is aluminum sleeve, six battery cells 5 are provided with in outer casing sleeve 4, filled and process structure 2 between outer casing sleeve 4 and battery cell 5, height and the battery cell 5 of foaming structure 2 are similar, be highly 70mm, thickness is 3mm, foaming structure 2 for hole density be 40PPI, porosity is the foam copper structure of the porous type of 80%, the phase-change material 1 that full fusing point is 35 ~ 37 DEG C is filled in foaming structure 2, phase-change material 1 is paraffin, outer casing sleeve 4 and battery cell 5, fin 3 is provided with augmentation of heat transfer between adjacent two battery cells 5, fin 3 is aluminum rectangular fin, its height and battery cell 5 similar elevation, be highly 70mm, thickness is 0.8mm.
Embodiment 6
The composite heat dissipation device obtained by embodiment 1, and the general heat abstractor only adding phase-change material respectively and add foaming structure and phase-change material carries out performance test.
Its step is as follows:
Respectively composite heat dissipation device, Aluminum cylindrical type calandria (hereinafter referred to as simulated battery) that general heat abstractor is identical with lithium ion battery shape are combined, wherein, simulated battery one end fluting puts into heater, heater heating power by DC power control, with Reality simulation battery the Temperature Rising Law.K type thermocouple is separately positioned on the wall thermometric of outer casing sleeve, simulated battery.Phase-change material selects fusing point to be the paraffin 25g of 51-53 DEG C, is enclosed in outer casing sleeve in advance after fusing.Regulate heater power be 6.6W, 8.8W to simulate lithium ion battery high-multiplying power discharge heat condition, temperature data is measured in real time by special data collecting instrument.Until outer casing sleeve temperature rise to phase-change material fusing point that is 53 DEG C time paraffin all dissolve, the simulated battery wall surface temperature of record is as shown in table 1 below.
Table 1
By above Experimental comparison, the composite heat dissipation device that the utility model embodiment 1 obtains more only added phase-change material, or the general heat abstractor of foaming structure+phase-change material, the temperature of composite heat dissipation device is lower, this illustrates that composite heat dissipation device heat dispersion of the present utility model is more excellent, effectively can reduce the temperature of lithium ion battery, prevention thermal runaway.
Above-mentioned is can understand for ease of those skilled in the art and use utility model to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the utility model is not limited to above-described embodiment, and those skilled in the art, according to announcement of the present utility model, do not depart from improvement that the utility model category makes and amendment all should within protection range of the present utility model.
Claims (9)
1. the composite heat dissipation device with fin and foam conductive structure, for the heat radiation of boosting battery monomer (5), it is characterized in that, described composite heat dissipation device comprises the outer casing sleeve (4) being set in battery cell (5) outside, filled and process structure (2) between described outer casing sleeve (4) and battery cell (5), full phase-change material (1) is filled in foaming structure (2), the fin (3) that polylith separates foaming structure (2) is also provided with between described outer casing sleeve (4) and battery cell (5), the both sides of described fin (3) fit tightly outer casing sleeve (4) and battery cell (5) respectively.
2. a kind of composite heat dissipation device with fin and foam conductive structure according to claim 1, it is characterized in that, the height of described foaming structure (2) is identical with battery cell (5), and thickness is 1 ~ 10mm.
3. a kind of composite heat dissipation device with fin and foam conductive structure according to claim 1, it is characterized in that, described foaming structure (2) for hole density be 10 ~ 100PPI, porosity is the foam copper structure of the porous type of 70 ~ 99%, foamed aluminium structure, foamy graphite structure or foamed ceramics structure.
4. a kind of composite heat dissipation device with fin and foam conductive structure according to claim 1, it is characterized in that, the fusing point of described phase-change material (1) is the paraffin of 30 ~ 80 DEG C.
5. a kind of composite heat dissipation device with fin and foam conductive structure according to claim 1, it is characterized in that, described fin (3) is rectangular fin, and its height is highly identical with battery cell (5), and thickness is 0.1 ~ 1.5mm.
6. a kind of composite heat dissipation device with fin and foam conductive structure according to claim 1, it is characterized in that, described fin (3) is aluminum fin or copper fin.
7. a kind of composite heat dissipation device with fin and foam conductive structure according to claim 1, it is characterized in that, described outer casing sleeve (4) is aluminum sleeve or copper sleeve.
8. a kind of composite heat dissipation device with fin and foam conductive structure according to claim 1, is characterized in that, be also provided with wedge shape inserted sheet (6) between described outer casing sleeve (4) and foaming structure (2).
9. a kind of composite heat dissipation device with fin and foam conductive structure according to claim 1, it is characterized in that, multiple battery cell (5) is provided with in described outer casing sleeve (4), filled and process structure (2) between described outer casing sleeve (4) and battery cell (5), is separated by polylith fin (3) in the middle of this foaming structure (2), the both sides of described fin (3) fit tightly outer casing sleeve (4) and battery cell (5) or adjacent two battery cells (5) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520838019.3U CN205092298U (en) | 2015-10-27 | 2015-10-27 | Take compound heat abstractor of fin and foam heat conduction structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520838019.3U CN205092298U (en) | 2015-10-27 | 2015-10-27 | Take compound heat abstractor of fin and foam heat conduction structure |
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| CN205092298U true CN205092298U (en) | 2016-03-16 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356004A (en) * | 2015-10-27 | 2016-02-24 | 上海工程技术大学 | Combined heat dissipating device provided with fins and foam heat conduction structure |
| CN106783195A (en) * | 2015-11-23 | 2017-05-31 | 常州中科绿色科技产业园管理有限公司 | A kind of radiating seat and its preparation technology |
| CN109825253A (en) * | 2019-01-30 | 2019-05-31 | 深装总建设集团股份有限公司 | Phase-change energy-storage units module and its preparation method and application |
| CN110994073A (en) * | 2019-12-23 | 2020-04-10 | 武汉理工大学 | Temperature management system for hybrid lithium battery |
| CN111022385A (en) * | 2019-11-04 | 2020-04-17 | 浙江大学 | Ocean temperature difference energy capture heat engine, manufacturing method thereof and ocean profile motion platform |
| CN116646638A (en) * | 2022-10-13 | 2023-08-25 | 西北工业大学 | Battery pack heat abstractor in narrow and small airtight limited space of lightweight |
-
2015
- 2015-10-27 CN CN201520838019.3U patent/CN205092298U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356004A (en) * | 2015-10-27 | 2016-02-24 | 上海工程技术大学 | Combined heat dissipating device provided with fins and foam heat conduction structure |
| CN106783195A (en) * | 2015-11-23 | 2017-05-31 | 常州中科绿色科技产业园管理有限公司 | A kind of radiating seat and its preparation technology |
| CN109825253A (en) * | 2019-01-30 | 2019-05-31 | 深装总建设集团股份有限公司 | Phase-change energy-storage units module and its preparation method and application |
| CN111022385A (en) * | 2019-11-04 | 2020-04-17 | 浙江大学 | Ocean temperature difference energy capture heat engine, manufacturing method thereof and ocean profile motion platform |
| CN111022385B (en) * | 2019-11-04 | 2021-04-27 | 浙江大学 | Ocean temperature difference energy capture heat engine, manufacturing method thereof and ocean profile motion platform |
| CN110994073A (en) * | 2019-12-23 | 2020-04-10 | 武汉理工大学 | Temperature management system for hybrid lithium battery |
| CN116646638A (en) * | 2022-10-13 | 2023-08-25 | 西北工业大学 | Battery pack heat abstractor in narrow and small airtight limited space of lightweight |
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