CN203787535U - Total-aluminum heat radiating battery box for passive heat management of electric car - Google Patents
Total-aluminum heat radiating battery box for passive heat management of electric car Download PDFInfo
- Publication number
- CN203787535U CN203787535U CN201420086758.7U CN201420086758U CN203787535U CN 203787535 U CN203787535 U CN 203787535U CN 201420086758 U CN201420086758 U CN 201420086758U CN 203787535 U CN203787535 U CN 203787535U
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- Prior art keywords
- aluminum
- heat
- battery case
- conductive structure
- heat radiation
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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 provides a total-aluminum heat radiating battery box for the passive heat management of an electric car. The total-aluminum heat radiating battery box comprises a plurality of cells, an aluminum battery module shell and an aluminum bottom support; the aluminum battery module shell is provided with a plurality of slots, the cells are installed in the slots, and a first heat conduction structure is arranged between the cells and the slots; the aluminum battery module shell is installed on the aluminum bottom support, and a second heat conduction structure is arranged between the aluminum battery module shell and the aluminum bottom support. The total-aluminum heat radiating battery box has the advantages of simplicity in structure, low cost, uniformity in heat radiation, low noise and low energy consumption.
Description
Technical field
The utility model relates to the passive heat management to electric automobile battery box, belongs to electric automobile, oil-electric vehicle or accumulation power supply systems technology field.
Background technology
It is current that the main radiating mode that cooling adopts is carried out in battery case inside is air-cooled and water-cooled.Air-cooled referring to installed fan additional on battery case, increases cross-ventilation, and battery core surface heat is taken away; Water-cooled refers to cold water pipe is incorporated into battery case inside, carries out heat exchange with battery core surface, takes away battery core heat.
Air-cooled shortcoming is: often need to drive air port and air outlet at Battery case, open after air inlet and air outlet, battery case is difficult to meet IP56/IP55(IP and refers to degree of protection test and certification) etc. dustproof, classification of waterproof requirement; Due to the impact of the factors such as air disturbance, be air-cooledly difficult to reach the requirement to battery case temperature homogeneity.The shortcoming of water-cooled is: water-cooling structure is more complicated often, and cost is higher, also deposits and goes back the danger that condensed water is revealed.
Utility model content
The technical problems to be solved in the utility model is: thermal management algorithm complexity, the battery case cost of existing battery case are high, heat radiation is uneven, and active heat management formula battery case noise is large, consumes energy high.
In order to solve the problems of the technologies described above, the utility model provides a kind of full aluminium heat radiation battery case for the management of electric automobile passive heat, comprises multiple battery cores, aluminum production cell module shell and aluminum collet; On described aluminum production cell module shell, be provided with multiple slots, described battery core is arranged in described slot, between described battery core and described slot, is provided with the first conductive structure; Described aluminum production cell module shell is arranged on described aluminum collet, between described aluminum production cell module shell and described aluminum collet, is provided with the second conductive structure; On described aluminum collet, be provided with aluminum outer cover.
Preferably, described the first conductive structure comprises the first heat-conducting layer of being made up of phase-change material, heat conduction sealing pouring adhesive, heat conduction foam and/or heat conduction adhesive tape.
Preferably, described the second conductive structure comprises the second heat-conducting layer of being made up of heat-conducting glue, heat conduction foam and/or heat conduction adhesive tape.
Preferably, described the second conductive structure is heat pipe.
Preferably, the bottom of described aluminum collet is provided with radiating fin or groove.
Preferably, on described aluminum outer cover, be provided with radiating fin or groove.
Preferably, between described aluminum outer cover and described aluminum collet, be provided with the 3rd conductive structure.
Preferably, described the 3rd conductive structure is the 3rd heat-conducting layer of being made up of heat-conducting glue and/or heat conduction foam.
Preferably, the outer surface of the outer surface of described aluminum outer cover and described aluminum collet is through anodized.
That the full aluminium heat radiation battery case that the utility model provides has advantages of is simple in structure, cost is low, heat radiation is even, noise is little, it is low to consume energy.
Brief description of the drawings
Fig. 1 is the schematic diagram of the full aluminium heat radiation battery case of the utility model embodiment;
Fig. 2 is the part enlarged diagram of Fig. 1;
Fig. 3 is another schematic diagram of full aluminium heat radiation battery case shown in Fig. 1, there is shown the structure of full aluminium heat radiation battery case bottom.
Embodiment
Technical scheme in the utility model embodiment is carried out to clear, complete description below.
The good heat conductive characteristic of the utility model based on aluminium, is designed to full aluminum design by battery case, and by a series of radiator structures, heat is passed to battery case outside from battery core surface, realizes heat radiation.
Fig. 1 is the schematic diagram of the full aluminium heat radiation battery case of the utility model embodiment; Fig. 2 is the part enlarged diagram of Fig. 1; Fig. 3 is another schematic diagram of full aluminium heat radiation battery case shown in Fig. 1, there is shown the structure of full aluminium heat radiation battery case bottom.
As shown in Figure 1 to Figure 3, full aluminium heat radiation battery case of the present utility model comprises: multiple battery cores 1, aluminum production cell module shell 2 and aluminum collet 3; On aluminum production cell module shell 2, be provided with multiple slots, battery core 1 is arranged in described slot, between battery core 1 and described slot, is provided with the first conductive structure; Aluminum production cell module shell 2 is arranged on aluminum collet 3, between aluminum production cell module shell 2 and aluminum collet 3, the second conductive structure is set.
The first conductive structure arranging between battery core 1 and battery modules aluminium shell 2 is the first heat-conducting layer of being made up of phase-change material (PCM, Phase Change Material), heat conduction fluid sealant, heat conduction foam and/or heat conduction adhesive tape.
Between aluminum module shell 2 and aluminum collet 3, because interface resistance is larger, so be provided with the second conductive structure, the second conductive structure is the second heat-conducting layer 6 of being made up of heat-conducting glue, heat conduction foam, heat conduction adhesive tape and/or heat pipe, can be also heat pipe 4.Heat pipe 4 inside are provided with the existing heating agent that plays conductive force.
As shown in Figure 1, above-mentioned full aluminium heat radiation battery case also comprises the upper surface that is arranged on aluminum collet 3(aluminum collet 3) on aluminum outer cover 5.
Between aluminum outer cover 5 and aluminum collet 3, can be provided with the 3rd conductive structure.Described the 3rd conductive structure is the 3rd heat-conducting layer of being made up of heat-conducting glue and/or heat conduction foam.
Wherein, the material of making the first conductive structure, the second conductive structure and the 3rd conductive structure can have been bought on market.
The radiator structure of aluminum collet as shown in Figure 33 bottoms (that is: lower surface).For increasing cooling surface area, in aluminum collet 3 bottoms, radiating fin (or groove) 7 is installed.Increase fin and/or groove and can significantly increase battery case cooling surface area, increase the heat exchange amount with environment.On aluminum outer cover 5, (especially on the upper surface of aluminum outer cover 5) is provided with radiating fin or groove, so that further increasing heat radiation area.
Aluminum collet 3 can be without spray treatment before fitting together with aluminum module shell 2 and aluminum outer cover 5, but through anodized; Aluminum collet 3 is delivered to aluminum outer cover 5 by the 3rd conductive structure by heat, and the outer surface of aluminum outer cover 5 is through anodized.
Above-mentioned battery case can be installed to vehicle bottom, natural wind is caused the upper and lower surface of battery case by induced draft plate by vehicle in the time of Vehicle Driving Cycle, increase aluminum production cell case heat exchange efficiency, also battery case can be arranged in the battery compartment of sealing, on battery compartment, install fan additional to dispel the heat.
The utility model utilizes the feature that the thermal conductivity of aluminium is high, and battery core is lowered the temperature; Realize heat radiation by the natural type of cooling, or natural wind during by Vehicle Driving Cycle is cooling, need not consume additional energy source; Than the heat radiation of wind-cooling heat dissipating formula battery case evenly; And can meet IP requirement.
In addition, above-mentioned full aluminium heat radiation battery case, than water cooling radiating type battery case safety, need not increase complicated water-cooled design, need not worry leakage, need not worry Insulation Problems; And use phase-change material, heat conduction sealing pouring adhesive, heat conduction foam, effectively reduced the thermal resistance at member interface, improved heat transfer efficiency.
Obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Claims (9)
1. for a full aluminium heat radiation battery case for electric automobile passive heat management, it is characterized in that: comprise multiple battery cores, aluminum production cell module shell and aluminum collet; On described aluminum production cell module shell, be provided with multiple slots, described battery core is arranged in described slot, between described battery core and described slot, is provided with the first conductive structure; Described aluminum production cell module shell is arranged on described aluminum collet, between described aluminum production cell module shell and described aluminum collet, is provided with the second conductive structure; On described aluminum collet, be provided with aluminum outer cover.
2. full aluminium heat radiation battery case according to claim 1, is characterized in that: described the first conductive structure comprises the first heat-conducting layer of being made up of phase-change material, heat conduction sealing pouring adhesive, heat conduction foam and/or heat conduction adhesive tape.
3. full aluminium heat radiation battery case according to claim 1, is characterized in that: described the second conductive structure comprises the second heat-conducting layer of being made up of heat-conducting glue, heat conduction foam and/or heat conduction adhesive tape.
4. full aluminium heat radiation battery case according to claim 1, is characterized in that: described the second conductive structure is heat pipe.
5. according to the full aluminium heat radiation battery case described in any one in claim 1 to 4, it is characterized in that: the bottom of described aluminum collet is provided with radiating fin or groove.
6. full aluminium heat radiation battery case according to claim 5, is characterized in that: on described aluminum outer cover, be provided with radiating fin or groove.
7. full aluminium heat radiation battery case according to claim 6, is characterized in that: between described aluminum outer cover and described aluminum collet, be provided with the 3rd conductive structure.
8. full aluminium heat radiation battery case according to claim 7, is characterized in that: described the 3rd conductive structure is the 3rd heat-conducting layer of being made up of heat-conducting glue and/or heat conduction foam.
9. full aluminium heat radiation battery case according to claim 5, is characterized in that: the outer surface of the outer surface of described aluminum outer cover and described aluminum collet is through anodized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086758.7U CN203787535U (en) | 2014-02-27 | 2014-02-27 | Total-aluminum heat radiating battery box for passive heat management of electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086758.7U CN203787535U (en) | 2014-02-27 | 2014-02-27 | Total-aluminum heat radiating battery box for passive heat management of electric car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203787535U true CN203787535U (en) | 2014-08-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420086758.7U Expired - Fee Related CN203787535U (en) | 2014-02-27 | 2014-02-27 | Total-aluminum heat radiating battery box for passive heat management of electric car |
Country Status (1)
| Country | Link |
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| CN (1) | CN203787535U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201434A (en) * | 2014-08-29 | 2014-12-10 | 合肥国轩高科动力能源股份公司 | Heat-dissipation type battery pack of electric vehicle |
| WO2024063982A1 (en) * | 2022-09-23 | 2024-03-28 | Apple Inc. | Battery packs with rigidized housing features |
| US12002977B2 (en) | 2020-10-22 | 2024-06-04 | Apple Inc. | Battery pack structures and systems |
-
2014
- 2014-02-27 CN CN201420086758.7U patent/CN203787535U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201434A (en) * | 2014-08-29 | 2014-12-10 | 合肥国轩高科动力能源股份公司 | Heat-dissipation type battery pack of electric vehicle |
| US12002977B2 (en) | 2020-10-22 | 2024-06-04 | Apple Inc. | Battery pack structures and systems |
| US12002976B2 (en) | 2020-10-22 | 2024-06-04 | Apple Inc. | Battery pack structures and systems |
| WO2024063982A1 (en) * | 2022-09-23 | 2024-03-28 | Apple Inc. | Battery packs with rigidized housing features |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20190227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |