CN207883778U - A kind of new-energy automobile double-layer structure, lightweight aluminum alloy battery - Google Patents
A kind of new-energy automobile double-layer structure, lightweight aluminum alloy battery Download PDFInfo
- Publication number
- CN207883778U CN207883778U CN201820312494.0U CN201820312494U CN207883778U CN 207883778 U CN207883778 U CN 207883778U CN 201820312494 U CN201820312494 U CN 201820312494U CN 207883778 U CN207883778 U CN 207883778U
- Authority
- CN
- China
- Prior art keywords
- layer structure
- aluminum alloy
- new
- energy automobile
- babinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 21
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 30
- 239000004411 aluminium Substances 0.000 claims abstract description 29
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 28
- 230000004308 accommodation Effects 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000001125 extrusion Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 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
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses a kind of new-energy automobile double-layer structure, lightweight aluminum alloy batteries, the battery case includes babinet and case lid, the battery case further includes a second layer structure, the second layer structure is removably mounted in babinet, first layer accommodation space is formed between the second layer structure and babinet, the case lid is removably attached to above babinet, and second layer accommodation space is formed between case lid and second layer structure, is connected to first layer accommodation space between the second layer accommodation space.The utility model uses double-layer structure, is effectively improved the space availability ratio of battery case short transverse, battery modules stackable multilayer on box height direction firmly installs.Extrusion molded aluminium tablet cavity structure can be according to the size design of battery modules installation nut, and nut insertion is convenient, is installed convenient for battery modules.
Description
Technical field
The utility model is related to a kind of new-energy automobile battery cases, and in particular to a kind of two layers of knot of new-energy automobile
Structure, lightweight aluminum alloy battery.
Background technology
With the fast development of New-energy electric vehicle, the requirement to power battery energy density is higher and higher, and battery
Carrier of the case as power battery.
In the prior art, battery modules are mounted on battery case bottom plate, to ensure the stability of installation, can not be stacked
Height, low space utilization.In the case of proof strength, mitigates the weight of battery case, more battery modules is installed in babinet,
The energy density of power battery and the course continuation mileage of electric vehicle could be improved.
In addition, the method that steel plate welding and cast aluminium processing is usually used in existing battery case.Container body of steel plate weight is very heavy,
Aluminum process die cost is high, heavier compared to extrusion forming, and easy tos produce various defects.
Utility model content
The utility model to solve the above-mentioned problems, to provide a kind of new-energy automobile double-layer structure, lightweight aluminium
Alloy cell case.
In order to achieve the above objectives, the technical solution of the utility model is as follows：
A kind of new-energy automobile double-layer structure, lightweight aluminum alloy battery, the battery case include babinet and case lid,
The battery case further includes a second layer structure, and the second layer structure is removably mounted in babinet, the second layer knot
First layer accommodation space is formed between structure and babinet, the case lid is removably attached to above babinet, and case lid and second
Second layer accommodation space is formed between layer structure, is connected to first layer accommodation space between the second layer accommodation space.
In a preferred embodiment of the utility model, the babinet is the uncovered structure that tank wall and bottom plate form.
In a preferred embodiment of the utility model, the tank wall is equipped with cascaded surface, is opened up on the cascaded surface
There are several threaded holes, a steel wire thread bush is embedded in each threaded hole.
In a preferred embodiment of the utility model, the cascaded surface be from tank wall top surface sink, and with tank wall side
Face forms L-type.
In a preferred embodiment of the utility model, the top of the tank wall is equipped with mounting surface, on the mounting surface
Equipped with several through-holes, an embedded rivet nut in each through-hole, by embedding in each through-hole between the babinet and case lid
The rivet nut entered is removably secured with bolt cooperation.
In a preferred embodiment of the utility model, the second layer structure is intersecting parallels structure, by several aluminium
Tablet overlaps, and each aluminium tablet both ends are equipped with installation foot, and each installation foot is equipped with several mounting holes, each mounting hole
With a threaded hole corresponding matching.
In a preferred embodiment of the utility model, the bottom plate is also intersecting parallels structure, by several aluminium tablets
It is docked with several aluminium transverse bars.
In a preferred embodiment of the utility model, tank wall, aluminium tablet, aluminium transverse bar and installation foot are aluminum alloy materials
The cavity structure of extrusion forming, the cavity structure are rectangle.
In a preferred embodiment of the utility model, the case lid is integrally formed by SMC molds.
In a preferred embodiment of the utility model, gasket is equipped between the case lid and mounting surface.
The utility model has the beneficial effects that：
The utility model uses double-layer structure, is effectively improved the space availability ratio of battery case short transverse, battery mould
Group stackable multilayer on box height direction, firmly installs.Extrusion molded aluminium tablet cavity structure can pacify according to battery modules
The size design of dress nut, nut insertion is convenient, is installed convenient for battery modules.
In addition, the babinet of the utility model uses extrusion forming aluminium alloy, battery case weight can be significantly reduced, is had both simultaneously
Intensity is high, corrosion-resistant, good airproof performance, the advantage that thermal diffusivity is good, at low cost, manufacture craft is simple.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the dimensional structure diagram of the battery case of the utility model；
Fig. 2 is the main view cross-sectional view of the battery case of the utility model；
Fig. 3 is the dimensional structure diagram of the babinet and second layer structure of the utility model；
Fig. 4 is the overlooking structure diagram of the babinet of the utility model；
Fig. 5 is the dimensional structure diagram of the second layer structure of the utility model；
Fig. 6 is the structural schematic diagram of the tank wall of the utility model；
Fig. 7 is the cross-sectional view of the tank wall of the utility model；
Fig. 8 is the main view cross-sectional view of the aluminium tablet of the utility model；
Fig. 9 is the top view cross section structural schematic diagram of the aluminium tablet of the utility model.
Reference sign：
1- babinets；2- second layer structures；3- case lids；4- tank walls；5- threaded holes；6- steel wire thread bushs；7- mounting surfaces；The bottoms 8-
Plate；9- cascaded surfaces；10- aluminium tablets；11- installation feet；12- aluminium transverse bars；13- nuts, 14- through-holes.
Specific implementation mode
In order to make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Referring to Fig. 1 to Fig. 9, new-energy automobile double-layer structure provided by the utility model, lightweight aluminum alloy battery,
It includes babinet 1, second layer structure 2 and case lid 3.
Babinet 1 is uncovered structure, is made of tank wall 4 and bottom plate 8.
Cascaded surface 9 and mounting surface 7 are equipped on tank wall 4.
Cascaded surface 9 is removably secured for realizing between babinet 1 and second layer structure 2, is specially from case
4 top surface of wall sinks, and forms L-type with 4 side of tank wall.
Several threaded holes 5 are offered on cascaded surface 9, and a steel wire thread bush 6, cascaded surface 9 are embedded in each threaded hole 5
It is removably installed fixation by steel wire thread bush 6 and the realization of second layer structure 2.
Mounting surface 7 is arranged at the top of tank wall 4, is for realizing removably solid between babinet 1 and case lid 32
It is fixed, be equipped with several through-holes 14 in the above, an embedded rivet nut in each through-hole 14, between babinet 1 and case lid 3 by
Embedded rivet nut is removably secured with bolt cooperation in each through-hole 14.
Second layer structure 2 is removably mounted in babinet 1, is for will be divided between babinet 1 and case lid 3
One layer of accommodation space and second layer accommodation space, and first layer accommodation space and second layer accommodation space are interconnected,
In this way so that battery case is double-layer structure, it is effectively improved the space availability ratio of battery case short transverse, battery modules are in case
Stackable multilayer in body short transverse, and since first layer accommodation space and second layer accommodation space are interconnected, also into one
Step improves radiating efficiency.
Second layer structure 2 is specially intersecting parallels structure, is overlapped by several aluminium tablets 10, each 10 both ends of aluminium tablet
Equipped with installation foot 11, each installation foot 11 is equipped with several mounting holes, each mounting hole and 5 corresponding matching of threaded hole.
In this way by the way that bolt is assigned the steel wire thread bush being fixed in threaded hole 56 to realize the across mounting hole
Being detachably fixed between two-layer structure 2 and babinet 1.
In addition, in order to improve the intensity of babinet 1, specific bottom plate 8 is also intersecting parallels structure, specifically by several aluminium tablets 10
It is docked with several aluminium transverse bars 12.
Furthermore the tank wall 4, aluminium tablet 10, aluminium transverse bar 12 and installation foot 11 in the application are aluminum alloy materials extrusion forming
Cavity structure, cavity structure is rectangle, in this way, need to only machine removal aluminium tablet 10 and 12 appointed part Surface sheet of aluminium transverse bar
After material, nut 13 can be conveniently embedded in the cavity structure of aluminium tablet 10 and aluminium transverse bar 12, and it is smaller to limit the progress of nut 13
The installation of battery modules is convenient in displacement in this way.
Furthermore battery case weight using the above structure due to babinet 1, can be significantly reduced, while having both intensity height, corrosion resistant
Erosion, good airproof performance, the advantage that thermal diffusivity is good, at low cost, manufacture craft is simple.
Case lid 3 is specifically integrally formed by SMC molds, and it is right with the mounting surface 7 on tank wall 4 to be specifically equipped in the above
The mounting surface that should coordinate, and several through-holes also are provided on mounting surface, pass through embedded drawing in each through-hole 14 in this way
Riveting nut is removably secured with bolt cooperation.
In addition, being equipped with gasket between case lid 3 and mounting surface 7, the leakproofness of battery case can be improved in this way.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (10)
1. a kind of new-energy automobile double-layer structure, lightweight aluminum alloy battery, the battery case includes babinet and case lid,
It is characterized in that, the battery case further includes a second layer structure, and the second layer structure is removably mounted in babinet, described
First layer accommodation space is formed between second layer structure and babinet, the case lid is removably attached to above babinet, and case
Second layer accommodation space is formed between lid and second layer structure, is connected with first layer accommodation space between the second layer accommodation space
It is logical.
2. a kind of new-energy automobile double-layer structure according to claim 1, lightweight aluminum alloy battery, feature exist
In the babinet is the uncovered structure that tank wall and bottom plate form.
3. a kind of new-energy automobile double-layer structure according to claim 2, lightweight aluminum alloy battery, feature exist
In the tank wall is equipped with cascaded surface, several threaded holes are offered on the cascaded surface, a steel wire is embedded in each threaded hole
Thread bush.
4. a kind of new-energy automobile double-layer structure according to claim 3, lightweight aluminum alloy battery, feature exist
In the cascaded surface is to sink from tank wall top surface, and form L-type with wall sides.
5. a kind of new-energy automobile double-layer structure according to claim 2, lightweight aluminum alloy battery, feature exist
In the top of the tank wall is equipped with mounting surface, and the mounting surface is equipped with several through-holes, a staking spiral shell is embedded in each through-hole
Mother is carried out removably admittedly between the babinet and case lid by embedded rivet nut in each through-hole and bolt cooperation
It is fixed.
6. a kind of new-energy automobile double-layer structure according to claim 3, lightweight aluminum alloy battery, feature exist
In the second layer structure is intersecting parallels structure, is overlapped by several aluminium tablets, and each aluminium tablet both ends are equipped with installation
Foot, each installation foot are equipped with several mounting holes, each mounting hole and a threaded hole corresponding matching.
7. a kind of new-energy automobile double-layer structure according to claim 2, lightweight aluminum alloy battery, feature exist
In the bottom plate is also intersecting parallels structure, is docked by several aluminium tablets and several aluminium transverse bars.
8. a kind of new-energy automobile double-layer structure, lightweight aluminum alloy battery described according to claim 6 or 7, special
Sign is that tank wall, aluminium tablet, aluminium transverse bar and installation foot are the cavity structure of aluminum alloy materials extrusion forming, the cavity structure
For rectangle.
9. a kind of new-energy automobile double-layer structure according to claim 1, lightweight aluminum alloy battery, feature exist
In the case lid is integrally formed by SMC molds.
10. a kind of new-energy automobile double-layer structure according to claim 5, lightweight aluminum alloy battery, feature
It is, gasket is equipped between the case lid and mounting surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820312494.0U CN207883778U (en) | 2018-03-07 | 2018-03-07 | A kind of new-energy automobile double-layer structure, lightweight aluminum alloy battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820312494.0U CN207883778U (en) | 2018-03-07 | 2018-03-07 | A kind of new-energy automobile double-layer structure, lightweight aluminum alloy battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207883778U true CN207883778U (en) | 2018-09-18 |
Family
ID=63496851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820312494.0U Expired - Fee Related CN207883778U (en) | 2018-03-07 | 2018-03-07 | A kind of new-energy automobile double-layer structure, lightweight aluminum alloy battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207883778U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273640A (en) * | 2018-11-15 | 2019-01-25 | 桑顿新能源科技有限公司 | Battery alclad cabinet and lightweight soft-package battery packet |
| CN111697167A (en) * | 2019-03-12 | 2020-09-22 | 大众汽车有限公司 | Covering element and housing with such a covering element |
| CN114142134A (en) * | 2021-10-29 | 2022-03-04 | 青岛国轩电池有限公司 | Battery pack applying modular box body |
-
2018
- 2018-03-07 CN CN201820312494.0U patent/CN207883778U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273640A (en) * | 2018-11-15 | 2019-01-25 | 桑顿新能源科技有限公司 | Battery alclad cabinet and lightweight soft-package battery packet |
| CN109273640B (en) * | 2018-11-15 | 2024-02-06 | 余姚市海泰贸易有限公司 | Battery package aluminum box and light-weight soft package battery package |
| CN111697167A (en) * | 2019-03-12 | 2020-09-22 | 大众汽车有限公司 | Covering element and housing with such a covering element |
| CN111697167B (en) * | 2019-03-12 | 2024-03-26 | 大众汽车有限公司 | Cover and housing with such a cover |
| CN114142134A (en) * | 2021-10-29 | 2022-03-04 | 青岛国轩电池有限公司 | Battery pack applying modular box body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180918 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |