CN101777665B - Battery pack structure of electric automobile - Google Patents
Battery pack structure of electric automobile Download PDFInfo
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- CN101777665B CN101777665B CN2010191460073A CN201019146007A CN101777665B CN 101777665 B CN101777665 B CN 101777665B CN 2010191460073 A CN2010191460073 A CN 2010191460073A CN 201019146007 A CN201019146007 A CN 201019146007A CN 101777665 B CN101777665 B CN 101777665B
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- battery
- installed part
- battery pack
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- arc surface
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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 invention relates to a battery pack for an electric automobile, which comprises a plurality of single batteries and battery mounting elements, wherein the battery mounting elements are provided with a plurality of battery mounting holes; the corresponding side surfaces of each battery mounting element are provided with dovetail grooves and dovetail-shaped raised lines which are matched; a plurality of battery mounting elements are connected into a battery mounting element assembly by the clamping of the dovetail grooves and the dovetail-shaped raised lines on the corresponding side surfaces, and the two battery mounting element assemblies are symmetrically positioned at both ends of the battery pack; both ends of each single battery are respectively clamped in the battery mounting holes of two groups of battery mounting element assemblies; and the plurality of single batteries are sequentially mounted to form the battery pack for an electric automobile. The invention can combine the single batteries into battery packs with different shapes, different sizes and different power at random according to the use requirement (such as mounting space in an automobile or power needed by the automobile) and has convenient combination, disassembly and assembly, flexible use and good generality.
Description
Technical field
The present invention relates to a kind of battery, relate in particular to a kind of battery pack structure of electric automobile flexible, easy accessibility that makes up.
Background technology
Along with the development of society, the raising of people's living standard, automobile is also more and more universal.The problem of global environmental pollution and oil shortage is also more outstanding but simultaneously.People begin to consider to use the power source of battery as automobile, and the electric automobile of this use new green power arises at the historic moment.The design demand of battery pack is considered several factors; Should guarantee that battery performance satisfies the automobile requirement; Will guarantee that also battery has enough fail safes, reliability, also need consider cooperating to reduce complete vehicle quality and volume between battery pack and the automobile, these are all closely related with the structure of battery pack.Chinese patent document 200820157029.0 discloses " a kind of battery module ", comprises the battery unit of being made up of a plurality of cells; Heat conduction film by soft insulating material is processed is wound in outside the battery unit; With shell with heat dispersion; Wherein, the battery unit that is wound with the heat conduction film is installed in the shell.This battery pack so the size of whole battery group and shape can not arbitrarily change according to the required power of various automobiles and the space of reservation, is used dumbly because shell is fixed, and versatility is relatively poor.
Summary of the invention
The present invention mainly solves existing battery pack and can not arbitrarily assemble according to the use needs, uses underaction, and versatility is relatively poor, the technical problem that dismounting is inconvenient; Provide a kind of and can optionally cell be combined into battery pack according to use needs (like installing space in the automobile or power demand), use flexibly, versatility is good, the battery pack structure of electric automobile of easy accessibility.
Above-mentioned technical problem of the present invention mainly is able to solve through following technical proposals: the present invention includes some cells; Also comprise some battery installed parts; Described battery installed part is provided with some battery installing holes; Two of described cell is stuck in the battery installing hole of the battery installed part that is positioned at cell two; Be provided with bindiny mechanism around the described battery installed part, described battery installed part links to each other with other battery installed part through the bindiny mechanism around being located at.Can link to each other with another battery installed part through bindiny mechanism around the battery installed part; Be connected on which direction and can decide according to the space of reserving in the automobile; Therefore can optionally cell be combined into battery pack according to use needs (like installing space in the automobile or power demand); Use very flexibly, good versatility is arranged, and bindiny mechanism was not only convenient connects but also for convenience detach.
As preferably, the corresponding side of described battery installed part is provided with dovetail groove and the swallow-tail form raised line that is complementary, and dovetail groove and swallow-tail form raised line constitute described bindiny mechanism.Swallow-tail form raised line clamping mutually on dovetail groove on battery installed part and another battery installed part; Realize the connection between two battery installed parts; Be connected firmly; It is whole to make a plurality of cells that link to each other through the battery installed part constitute a firm battery pack, and the interface arrangment of dovetail groove and swallow-tail form raised line makes that the dismounting between two battery installed parts is convenient.
As preferably, the aperture of the front end face that is positioned at the battery installed part of described battery installing hole is provided with spacing collar.Be contained in two cells between the battery installed part and clamped, neither can also can not contract backward, guarantee that mounted cell slides before and after not understanding, install firmly, also be convenient to move to protracting by the spacing collar on the forward and backward battery installed part.
As preferably, the compartment of terrain is provided with the cylinder more than three or three on the end face of described battery installed part.The effect of protection battery pack both positive and negative polarity is played in the setting of cylinder, has also reserved the space of both positive and negative polarity wiring, also is convenient to can vertically place when battery pack is not used simultaneously.When moving battery pack, cylinder can also be as handle.
As preferably, described battery installed part is a block that is cuboid, and described battery installing hole has two, and described battery installing hole connects the front and rear end of described block, is equipped with described bindiny mechanism on four sides of described block.Vertically, laterally all can expand the volume of battery pack, realize that 2 multiplications of cell are long, can battery combination be become square or cuboid, place stablely, realize conveniently.
As preferably; Described battery installed part is a block, and described battery installing hole connects the front and rear end of described block, and the side of described block comprises three outer convex arc surface separately; The center of circle of three outer convex arc surface becomes equilateral triangle to arrange; Described battery installing hole have three and respectively with the concentric setting of three outer convex arc surface, be connected with interior concaved circular cambered surface between the outer in twos convex arc surface, and the connecting place of interior concaved circular cambered surface and outer convex arc surface is smooth transition.This is the structure of another kind of battery installed part, vertically, laterally all can expand the volume of battery pack, realizes that 3 multiplications of cell are long, and the shape of the battery pack that is combined into is more various, places stable, also more attractive in appearance.
As preferably, described in concaved circular cambered surface tangent with the outer convex arc surface that is connected in its both sides.
As preferably; The center of concaved circular cambered surface is provided with dovetail groove in described; The center position that is positioned on the outer convex arc surface at top of equilateral triangle is provided with the swallow-tail form raised line; The junction of other two outer convex arc surface and interior concaved circular cambered surface is provided with the waist that swallow-tail form raised line and this two swallow-tail form raised lines lay respectively at equilateral triangle, and dovetail groove and swallow-tail form raised line constitute described bindiny mechanism.Guarantee that combination is more flexible, splice convenient.
As preferably, the front end face of described block is provided with four cylinders, and a cylinder is positioned at the center of the front end face of block, and other three cylinders lay respectively in the zone that an interior concaved circular cambered surface and two battery installing holes surround.
As preferably, described cell is cylinder, and the distance between the axis of two battery installing holes equals the external diameter of cell.Guarantee that each cell all tightly is close to mutually, compact conformation dwindles the overall volume of battery pack to greatest extent.
The invention has the beneficial effects as follows: cell is stuck between the battery installed part that is positioned at its rear and front end; Can link to each other with another battery installed part through the bindiny mechanism that is located on the side again on the side of the different directions of each battery installed part; Thereby can optionally cell be combined into the battery pack of difformity, different sizes according to use needs (like installing space in the automobile or automobile power demand); Combination and easy accessibility use very flexibly, and versatility is good.
Description of drawings
Fig. 1 is the perspective view of the embodiment of the invention 1.
Fig. 2 is the perspective view of battery installing rack in the embodiment of the invention 1.
Fig. 3 is the perspective view of the embodiment of the invention 2.
Fig. 4 is the backsight structural representation of battery installing rack in the embodiment of the invention 2.
Fig. 5 is two main TV structure sketch mapes that the battery installing rack splices mutually in the embodiment of the invention 2.
1. cells among the figure, 2. battery installed part, 3. battery installing hole, 4. dovetail groove, 5. swallow-tail form raised line, 6. spacing collar, 7. cylinder, 8. outer convex arc surface, 9. in concaved circular cambered surface.
Embodiment
Pass through embodiment below, and combine accompanying drawing, do further bright specifically technical scheme of the present invention.
Embodiment 1: the battery for electric automobile group of present embodiment, and as shown in Figure 1, comprise eight cells 1 and eight battery installed parts 2; Cell 1 is cylinder; Battery installed part 2 is a block that is cuboid, and is as shown in Figure 2, and two battery installing holes 3 are side by side arranged on the battery installed part 2; Battery installing hole 3 connects the front and rear end of block, and there is a circle spacing collar 6 in the aperture that is positioned at battery installed part 2 front end faces.On the short side of block two dovetail grooves 4 are arranged, be positioned at two of this weak point side, on another short side two swallow-tail form raised lines 5 are arranged accordingly; On the long side surface of block four dovetail grooves 4 are arranged, two two that are positioned at this long side surface wherein, two middle parts that are positioned at this long side surface have four swallow-tail form raised lines 5 accordingly on another long side surface.The front end face of block has 7, four cylinders 7 of four cylinders to lay respectively on four angles of block front end face.As shown in Figure 1; Four battery installed parts 2 through dovetail groove 4 and swallow-tail form raised line 5 mutually clamping be stitched together; Swallow-tail form raised line clamping on the dovetail groove on the short side of a battery installed part and the short side of another battery installed part; Swallow-tail form raised line clamping on the long side surface of the dovetail groove on the long side surface of a battery installed part and another battery installed part constitutes a Battery pack mount assembly.Such battery mount assembly has two groups, lays respectively at two of battery pack, and two Battery pack mount assemblies are symmetry and place, and cylinder outwardly.Two of cell 1 is stretched into respectively in the battery installing hole 3 of battery installed part 2; The front end of cell withstands the spacing collar on the battery forward installed part; On its rear end and the rear cell installed part spacing collar push up mutually; Before and after being sandwiched in, eight cells between the two Battery pack mount assemblies, constitute a battery pack integral body.Certainly, as required also can be vertically, laterally continue to connect the battery installed part, or the battery installed part of dismantling and having adorned, be combined into the battery pack of difformity, different size, different capacity, combination and easy accessibility use very flexibly, and versatility is good.Battery installed part in the present embodiment can realize that 2 multiplications of cell are long.
Embodiment 2: the battery for electric automobile group of present embodiment, and as shown in Figure 3, comprise six cells 1 and four battery installed parts 2; Cell 1 is cylinder; Battery installed part 2 is a block, and is as shown in Figure 4, and three battery installing holes 3 are arranged on the battery installed part 2; Battery installing hole 3 connects the front and rear end of block, and there is a circle spacing collar 6 in the aperture that is positioned at battery installed part 2 front end faces.The side of block comprises three outer convex arc surface 8 separately; The center of circle of three outer convex arc surface 8 becomes equilateral triangle to arrange; Three battery installing holes 3 respectively with three outer convex arc surface 8 concentric settings, the distance between the axis of two battery installing holes 3 equals the external diameter of cell 1, concaved circular cambered surface 9 in being connected with between the outer in twos convex arc surface 8; Interior concaved circular cambered surface 9 is tangent with the outer convex arc surface 8 that is connected in its both sides, and the connecting place of interior concaved circular cambered surface 9 and outer convex arc surface 8 is smooth transition.The centre bit of interior concaved circular cambered surface 9 is equipped with dovetail groove 4; The center position that is positioned on the outer convex arc surface 8 at top of equilateral triangle has swallow-tail form raised line 5, and the junction of other two outer convex arc surface 8 and interior concaved circular cambered surface 9 has swallow-tail form raised line 5 and this two swallow-tail form raised lines 5 to lay respectively at the waist of equilateral triangle.As shown in Figure 5, four cylinders 7 are arranged on the front end face of block.A cylinder 7 is thicker, is positioned at the center of the front end face of block; Other three cylinders 7 are slightly thin, lay respectively in the zone that an interior concaved circular cambered surface 9 and two battery installing holes 3 surround.A battery installed part is just put; Another battery installed part is put upside down; The dovetail groove of the battery installed part waist of putting upside down, swallow-tail form raised line just in time with swallow-tail form raised line, the dovetail groove clamping mutually of the battery installed part waist of just putting, two battery installed parts are stitched together and constitute a Battery pack mount assembly.Such battery mount assembly has two groups, lays respectively at two of battery pack, and two Battery pack mount assemblies are symmetry and place, and cylinder outwardly, and is as shown in Figure 3.Two of cell 1 is stretched into respectively in the battery installing hole 3 of battery installed part 2; The front end of cell withstands the spacing collar on the battery forward installed part; On its rear end and the rear cell installed part spacing collar push up mutually; Before and after being sandwiched in, six cells between the two Battery pack mount assemblies, constitute a battery pack integral body.Certainly, as required also can be vertically, laterally continue to connect the battery installed part, or the battery installed part of dismantling and having adorned, be combined into the battery pack of difformity, different size, different capacity, combination and easy accessibility use very flexibly, and versatility is good.Battery installed part in the present embodiment can realize that 3 multiplications of cell are long.
Claims (5)
1. battery pack structure of electric automobile; Comprise some cells (1); It is characterized in that also comprising some battery installed parts (2); Described battery installed part (2) is provided with some battery installing holes (3); Two of described cell (1) is stuck in the battery installing hole (3) of the battery installed part (2) that is positioned at cell (1) two, is provided with bindiny mechanism around the described battery installed part (2), and described battery installed part (2) links to each other with other battery installed part (2) through the bindiny mechanism around being located at; Described battery installed part (2) is a block; Described battery installing hole (3) connects the front and rear end of described block; The side of described block comprises three outer convex arc surface (8) separately; The center of circle of three outer convex arc surface (8) becomes equilateral triangle to arrange; Described battery installing hole (3) have three and respectively with the concentric setting of three outer convex arc surface (8), be connected with interior concaved circular cambered surface (9) between the outer in twos convex arc surface (8), and the connecting place of interior concaved circular cambered surface (9) and outer convex arc surface (8) is smooth transition; The center of concaved circular cambered surface (9) is provided with dovetail groove (4) in described; The center position that is positioned on the outer convex arc surface (8) at top of equilateral triangle is provided with swallow-tail form raised line (5); Other two outer convex arc surface (8) and interior concaved circular cambered surface (9) are provided with a swallow-tail form raised line (5) in the junction of two waists that lay respectively at equilateral triangle, dovetail groove (4) and swallow-tail form raised line (5) constitute described bindiny mechanism.
2. battery pack structure of electric automobile according to claim 1 is characterized in that the aperture of the front end face that is positioned at battery installed part (2) of described battery installing hole (3) is provided with spacing collar (6).
3. battery pack structure of electric automobile according to claim 1 is characterized in that the compartment of terrain is provided with the cylinder (7) more than three on the front end face of described battery installed part (2).
4. battery pack structure of electric automobile according to claim 1; The front end face that it is characterized in that described block is provided with four cylinders (7); A cylinder (7) is positioned at the center of the front end face of block, and other three cylinders (7) lay respectively in the zone that an interior concaved circular cambered surface (9) and two battery installing holes (3) surround.
5. according to claim 1 or 2 or 3 described battery pack structure of electric automobile, it is characterized in that described cell (1) is cylinder, the distance between the axis of two battery installing holes (3) equals the external diameter of cell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010191460073A CN101777665B (en) | 2010-02-04 | 2010-02-04 | Battery pack structure of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010191460073A CN101777665B (en) | 2010-02-04 | 2010-02-04 | Battery pack structure of electric automobile |
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| Publication Number | Publication Date |
|---|---|
| CN101777665A CN101777665A (en) | 2010-07-14 |
| CN101777665B true CN101777665B (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010191460073A Expired - Fee Related CN101777665B (en) | 2010-02-04 | 2010-02-04 | Battery pack structure of electric automobile |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109671891A (en) * | 2019-01-16 | 2019-04-23 | 深圳市雄韬电源科技股份有限公司 | Modular battery |
| WO2021125897A1 (en) * | 2019-12-20 | 2021-06-24 | 주식회사 엘지에너지솔루션 | Sub-pack including multiple unit modules and bms assembly, and battery pack comprising same |
| CN111430624B (en) * | 2020-04-21 | 2024-01-12 | 福建飞毛腿动力科技有限公司 | Battery module structure and assembly method |
| CN113328172A (en) * | 2021-06-22 | 2021-08-31 | 北京理工大学 | Annular lithium ion battery pack with thermal management function and control method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201194240Y (en) * | 2008-04-03 | 2009-02-11 | 达振能源股份有限公司 | Cell assembling rack |
| CN101572295A (en) * | 2004-09-10 | 2009-11-04 | 罗伯特·博世有限公司 | Battery pack |
| CN201616477U (en) * | 2010-02-04 | 2010-10-27 | 纽贝耳汽车(杭州)有限公司 | Battery pack structure for electric vehicle |
-
2010
- 2010-02-04 CN CN2010191460073A patent/CN101777665B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101572295A (en) * | 2004-09-10 | 2009-11-04 | 罗伯特·博世有限公司 | Battery pack |
| CN201194240Y (en) * | 2008-04-03 | 2009-02-11 | 达振能源股份有限公司 | Cell assembling rack |
| CN201616477U (en) * | 2010-02-04 | 2010-10-27 | 纽贝耳汽车(杭州)有限公司 | Battery pack structure for electric vehicle |
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| Publication number | Publication date |
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| CN101777665A (en) | 2010-07-14 |
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Inventor after: Jin Zheyong Inventor before: Mao Liming |
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Effective date of registration: 20151105 Address after: Hangzhou City, Zhejiang province Binjiang District Puyan streets 310053 ring Hing Road No. 415 1-2 Patentee after: ZOTYE NEW ENERGY AUTOMOBILE Co.,Ltd. Address before: 310052 No. 415 Xing Xing Road, Hangzhou, Zhejiang, Binjiang District Patentee before: Niubeier Automobile (Hangzhou) Co.,Ltd. |
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Addressee: Li Guoping Document name: Notification of Passing Examination on Formalities |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20220204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |