CN205211887U - Sandwich power battery who uses high heat conduction foamy carbon material arranges device - Google Patents
Sandwich power battery who uses high heat conduction foamy carbon material arranges device Download PDFInfo
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- CN205211887U CN205211887U CN201521028412.2U CN201521028412U CN205211887U CN 205211887 U CN205211887 U CN 205211887U CN 201521028412 U CN201521028412 U CN 201521028412U CN 205211887 U CN205211887 U CN 205211887U
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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 sandwich power battery who uses high heat conduction foamy carbon material arranges device, including the frame, arrange the multiunit power battery group in the frame in and set up being used for for radiating heat dissipation mechanism of power battery group in the frame side, each power battery group comprises a plurality of series connection or parallelly connected battery monomer, the centre gripping has foamy carbon intermediate layer and resistance heating piece between each adjacent battery monomer, the interbedded one end of foamy carbon is closely laminated with the mechanism of dispelling the heat, heat dissipation mechanism is liquid cooling heat dissipation mechanism or forced -air cooling heat dissipation mechanism. What the batteries of electric vehicle package had been solved to this device arranges compactedness and thermal safety nature problem, have compact structure, small, do not improve former car floor height, the liquid cooling pipeline is simple, the cooling energy consumption is little, the light inhales and shake, heat alternately influences characteristics such as little between the directional conduction of heat, battery, battery and heat radiation structure connection simply easily realize the modularized design.
Description
Technical field
The utility model relates to the fixing of electrokinetic cell and radiator structure, particularly relates to a kind of sandwich electrokinetic cell arrangement apparatus applying high heat conducting foam material with carbon element.
Background technology
Electrokinetic cell, as energy storage device element, is the most key core component of electric automobile, and its performance directly determines the reliability of electric automobile product, cycle performance and cost.Compare other new-energy automobiles, pure electric automobile often needs to carry more jumbo battery in actual applications.For this reason, to need small-scale lithium ion cell battery core by series-parallel system close arrangement composition Large Copacity, high-power power battery pack, which results in the safety problems such as internal battery pack more produces the accumulation of cell heat and temperature is unbalanced.Carry out in the charging and discharging process of actual motion at electrokinetic cell, temperature is unbalanced is one of major reason causing battery pack inefficacy and shortened battery life.Therefore, rationally effective battery thermal management has become the important bottleneck of restriction electric vehicle industrialization popularization.
The fixed form of the battery cell generally side's of employing shell-type or shell-and-tube in current battery group, utilizes thermoset plastics to be made into an airtight square shell or shell, is clamped in the middle of housing by some cells, then by multiple housing series connection formation battery modules.Which can ensure that between battery, insulation is good, and battery is vertical placement, and between battery, line is convenient, is the arrangement of current electric automobile power battery main flow.But under electric automobile microminiaturization, light-weighted background, particularly jumbo battery pack all needs to be arranged under chassis, which causes battery arrangement position in automotive floor panel to project beyond 100mm, have a strong impact on the layout of car load, and limit by material, the thermal conductivity deficiency of plastics thinks that battery provides effective heat radiation, needs in plastic casing, stretch out other radiator structures such as copper sheet, heat pipe, and radiating efficiency is difficult to improve.
Summary of the invention
The purpose of this utility model is the shortcoming and defect overcoming above-mentioned prior art, provide that a kind of compact conformation, radiating efficiency are high, lightweight, convenient disassembly, safe and reliable application high heat conducting foam material with carbon element sandwich electrokinetic cell arrangement apparatus.
The utility model is achieved through the following technical solutions:
Apply a sandwich electrokinetic cell arrangement apparatus for high heat conducting foam material with carbon element, comprise framework, be placed in the many groups power battery pack in framework and be arranged on the cooling mechanism for dispelling the heat to power battery pack of frame side;
Described each power battery pack is made up of the battery cell 1 of multiple serial or parallel connection; Foamy carbon interlayer 2 and resistance heating sheet 15 is clamped with between each adjacent battery cell 1; One end and the cooling mechanism of described foamy carbon interlayer 2 fit tightly.
Described cooling mechanism is liquid-cooling heat radiation mechanism or wind-cooling heat dissipating mechanism.
Described liquid-cooling heat radiation mechanism comprises liquid cooling pipe 11 and the liquid cooling pipe bracing frame 12 for fixing liquid cooling pipe 11, by liquid cooling pipe bracing frame 12, liquid cooling pipe 11 is fixed on the side of frame side; Surface and the foamy carbon interlayer 2 of described liquid cooling pipe 11 fit tightly, and make the heat conduction produced in the middle part of each battery cell 1 to liquid cooling pipe 11, by the cold liquid of its internal circulation flow, realize the heat radiation of battery cell 1.
Described wind-cooling heat dissipating mechanism comprises forced air cooled tube 14 and is arranged on the cooling fan of forced air cooled tube 14 one end; Surface and the foamy carbon interlayer 2 of described forced air cooled tube 14 fit tightly, and make the heat conduction produced in each battery cell 1 to forced air cooled tube 14, the air-flow formed in forced air cooled tube 14 by cooling fan, realizes the heat radiation of battery cell 1.
Described framework comprises top fixed mount 4, sidepiece fixed mount 3 and bottom installing rack 5; To be connected with bottom installing rack 5 with sidepiece fixed mount 3 through top fixed mount 4 successively by bolt 13, power battery pack is fixed in framework.
Described sidepiece fixed mount 3 is also provided with syndeton 6, syndeton 6 is provided with the both positive and negative polarity interface for connecting single batteries 1 electrode 10.
Described resistance heating sheet 15 is arranged in and is opened in the corresponding groove of foamy carbon interlayer 2.
Described bottom installing rack 5 is frame structure of aluminum alloy.
Described sidepiece fixed mount 3 and syndeton 6 are by thermoset plastics injection molded.
Described power battery pack is two groups or more than two.
The utility model, relative to prior art, has following advantage and effect:
The utility model framework comprises top fixed mount 4, sidepiece fixed mount 3 and bottom installing rack 5; To be connected with bottom installing rack 5 with sidepiece fixed mount 3 through top fixed mount 4 successively by bolt 13, power battery pack is fixed in framework.Solve characteristics of compact layout and the thermal safety problem of batteries of electric automobile bag, adopt the arrangement form of half hollow type, battery cell is all fixed by this cage installing rack of top fixed mount 4, sidepiece fixed mount 3 and bottom installing rack 5, compare battery container fixed form, the battery cell of the program has better compactedness and more efficient heat dispersion.
The utility model, according to the feature of foamed carbon material, utilizes the feature of foamy carbon High directional thermal conductivity rate, between each adjacent battery cell 1, be clamped with foamy carbon interlayer 2 and resistance heating sheet 15; One end and the cooling mechanism of described foamy carbon interlayer 2 fit tightly.The heat of each battery cell can be led in cooling mechanism by foamy carbon interlayer 2 orientation by the program.Compare the heat sink conception pressing from both sides copper sheet between existing battery, and liquid cooling plate (or liquid cooling pipe) is directly compared through the existing liquid cooling scheme in the middle of battery cell, the utility model mounting means is more simple, and liquid cooling pipe not easily leaks, and the energy loss promoting coolant flow is less.
Each battery cell of the present utility model adopts the arrangement of flush system, and framework limits the movement of battery, and the connection of electrode is all in battery side.This arrangement effectively reduces the height of battery module entirety, makes framework to be arranged in flat mode below automotive floor panel, is more conducive to the general arrangement of Battery case in car load.
The utility model can realize modular design, does not have complicated contact relation, two parts can be designed separately according to different battery cell and cooling mechanism separately, realize the Configuration selection and optimal match of kinds of schemes between power battery pack and cooling mechanism.
Adopt foamy carbon interlayer as heat transfer component, there is the features such as density is low, thermal conductivity good, thermal stability is high, processability is good, cheaper starting materials.Foamed carbon material realizes the characteristic of High directional thermal conductivity by manufacturing process, by forming slender type material with carbon element (as carbon fiber, CNT (carbon nano-tube) etc.) in the structure, namely the good highly heat-conductive material of structural approach is axially being formed, direction perpendicular to axial direction only relies on physical connection to realize lower thermal conductivity, can realize the characteristic that anisotropic degree is very high.This characteristic can make the heat energy orientation produced in the middle part of battery conduct to radiating tube, avoids the problem that between the battery cell that causes due to isotropism in copper sheet radiating mode, heat adds up mutually.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure schematic diagram.
Fig. 2 is power battery pack and foamy carbon sandwich and section structure schematic diagram.
Fig. 3 is frame structure schematic diagram.
Fig. 4 is liquid-cooling heat radiation structural scheme of mechanism.
Fig. 5 is wind-cooling heat dissipating structural scheme of mechanism.
Fig. 6 is the power battery pack schematic diagram that multiple battery cell 1 is in series or in parallel to form.
Embodiment
Below in conjunction with specific embodiment, the utility model is more specifically described in detail.
Embodiment
As shown in Figures 1 to 6.A kind of sandwich electrokinetic cell arrangement apparatus applying high heat conducting foam material with carbon element of the utility model, comprising framework, being placed in the many groups power battery pack in framework and being arranged on the cooling mechanism for dispelling the heat to power battery pack of frame side;
Described each power battery pack is made up of the battery cell 1 of multiple serial or parallel connection; Foamy carbon interlayer 2 and resistance heating sheet 15 is clamped with between each adjacent battery cell 1; One end and the cooling mechanism of described foamy carbon interlayer 2 fit tightly.Resistance heating sheet 15 is by independently Systematical control, and under normal circumstances, system does not work; In subzero environment, system is had an effect, and needing battery cell 1 to be heated to normal working temperature rear motor drive system before automobile starting could start.
Described cooling mechanism is liquid-cooling heat radiation mechanism or wind-cooling heat dissipating mechanism.
Described liquid-cooling heat radiation mechanism comprises liquid cooling pipe 11 and the liquid cooling pipe bracing frame 12 for fixing liquid cooling pipe 11, by liquid cooling pipe bracing frame 12, liquid cooling pipe 11 is fixed on the side of frame side; Surface and the foamy carbon interlayer 2 of described liquid cooling pipe 11 fit tightly, and utilize the characteristic of foamy carbon High directional thermal conductivity, make the heat conduction produced in the middle part of each battery cell 1 to liquid cooling pipe 11, by the cold liquid of its internal circulation flow, realize the heat radiation of battery cell 1.
Described wind-cooling heat dissipating mechanism comprises forced air cooled tube 14 and is arranged on the cooling fan of forced air cooled tube 14 one end; Surface and the foamy carbon interlayer 2 of described forced air cooled tube 14 fit tightly, utilize the characteristic of foamy carbon High directional thermal conductivity, make the heat conduction produced in each battery cell 1 to forced air cooled tube 14, the air-flow formed in forced air cooled tube 14 by cooling fan, realizes the heat radiation of battery cell 1.
Described framework comprises top fixed mount 4, sidepiece fixed mount 3 and bottom installing rack 5; To be connected with bottom installing rack 5 with sidepiece fixed mount 3 through top fixed mount 4 successively by bolt 13, power battery pack is fixed in framework.
Described sidepiece fixed mount 3 is also provided with syndeton 6, syndeton 6 is provided with the both positive and negative polarity interface for connecting single batteries 1 electrode 10.
Described resistance heating sheet 15 is arranged in and is opened in the corresponding groove of foamy carbon interlayer 2.
Described bottom installing rack 5 is frame structure of aluminum alloy.
Described sidepiece fixed mount 3 and syndeton 6 are by thermoset plastics injection molded.One end of described foamy carbon interlayer 2 has notch 16, and notch 16 corresponds to the cylinder of sidepiece fixed mount 3, for spacing to foamy carbon interlayer 2, prevents it from moving.
Described power battery pack is two groups or more than two.
As mentioned above, just the utility model can be realized preferably.
Execution mode of the present utility model is not restricted to the described embodiments; other are any do not deviate from Spirit Essence of the present utility model and principle under do change, modification, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection range of the present utility model.
Claims (10)
1. apply a sandwich electrokinetic cell arrangement apparatus for high heat conducting foam material with carbon element, it is characterized in that: comprising framework, being placed in the many groups power battery pack in framework and being arranged on the cooling mechanism for dispelling the heat to power battery pack of frame side;
Described each power battery pack is made up of the battery cell (1) of multiple serial or parallel connection; Foamy carbon interlayer (2) and resistance heating sheet (15) is clamped with between each adjacent battery cell (1); One end and the cooling mechanism of described foamy carbon interlayer (2) fit tightly.
2. apply the sandwich electrokinetic cell arrangement apparatus of high heat conducting foam material with carbon element according to claim 1, it is characterized in that: described cooling mechanism is liquid-cooling heat radiation mechanism or wind-cooling heat dissipating mechanism.
3. apply the sandwich electrokinetic cell arrangement apparatus of high heat conducting foam material with carbon element according to claim 2, it is characterized in that: described liquid-cooling heat radiation mechanism comprises liquid cooling pipe (11) and the liquid cooling pipe bracing frame (12) for fixing liquid cooling pipe (11), by liquid cooling pipe bracing frame (12), liquid cooling pipe (11) is fixed on the side of frame side; Surface and the foamy carbon interlayer (2) of described liquid cooling pipe (11) fit tightly, make the heat conduction of each battery cell (1) middle part generation to liquid cooling pipe (11), by the cold liquid of its internal circulation flow, realize the heat radiation of battery cell (1).
4. apply the sandwich electrokinetic cell arrangement apparatus of high heat conducting foam material with carbon element according to claim 2, it is characterized in that: described wind-cooling heat dissipating mechanism comprises forced air cooled tube (14) and is arranged on the cooling fan of forced air cooled tube (14) one end; Surface and the foamy carbon interlayer (2) of described forced air cooled tube (14) fit tightly, make the heat conduction produced in each battery cell (1) to forced air cooled tube (14), by the air-flow that cooling fan is formed in forced air cooled tube (14), realize the heat radiation of battery cell (1).
5. according to any one of Claims 1-4, apply the sandwich electrokinetic cell arrangement apparatus of high heat conducting foam material with carbon element, it is characterized in that: described framework comprises top fixed mount (4), sidepiece fixed mount (3) and bottom installing rack (5); To be connected with bottom installing rack (5) with sidepiece fixed mount (3) through top fixed mount (4) successively by bolt (13), power battery pack is fixed in framework.
6. apply the sandwich electrokinetic cell arrangement apparatus of high heat conducting foam material with carbon element according to claim 5, it is characterized in that: described sidepiece fixed mount (3) is also provided with syndeton (6), syndeton (6) is provided with the both positive and negative polarity interface for connecting single batteries (1) electrode (10).
7. apply the sandwich electrokinetic cell arrangement apparatus of high heat conducting foam material with carbon element according to claim 5, it is characterized in that: described resistance heating sheet (15) is arranged in and is opened in the corresponding groove of foamy carbon interlayer (2).
8. apply the sandwich electrokinetic cell arrangement apparatus of high heat conducting foam material with carbon element according to claim 5, it is characterized in that: described bottom installing rack (5) is frame structure of aluminum alloy.
9. apply the sandwich electrokinetic cell arrangement apparatus of high heat conducting foam material with carbon element according to claim 6, it is characterized in that: described sidepiece fixed mount (3) and syndeton (6) are by thermoset plastics injection molded;
One end of described foamy carbon interlayer (2) has notch (16), and notch (16), corresponding to the cylinder of sidepiece fixed mount (3), for spacing to foamy carbon interlayer (2), prevents it from moving.
10. apply the sandwich electrokinetic cell arrangement apparatus of high heat conducting foam material with carbon element according to claim 5, it is characterized in that: described power battery pack is two groups or more than two.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521028412.2U CN205211887U (en) | 2015-12-10 | 2015-12-10 | Sandwich power battery who uses high heat conduction foamy carbon material arranges device |
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| CN201521028412.2U CN205211887U (en) | 2015-12-10 | 2015-12-10 | Sandwich power battery who uses high heat conduction foamy carbon material arranges device |
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| CN205211887U true CN205211887U (en) | 2016-05-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449308A (en) * | 2015-12-10 | 2016-03-30 | 华南理工大学 | Sandwich-structured power battery arrangement apparatus applying high thermal conductivity foamy carbon material |
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- 2015-12-10 CN CN201521028412.2U patent/CN205211887U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449308A (en) * | 2015-12-10 | 2016-03-30 | 华南理工大学 | Sandwich-structured power battery arrangement apparatus applying high thermal conductivity foamy carbon material |
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