CN105938887A - Assembly structure for power battery modules - Google Patents
Assembly structure for power battery modules Download PDFInfo
- Publication number
- CN105938887A CN105938887A CN201610341792.8A CN201610341792A CN105938887A CN 105938887 A CN105938887 A CN 105938887A CN 201610341792 A CN201610341792 A CN 201610341792A CN 105938887 A CN105938887 A CN 105938887A
- Authority
- CN
- China
- Prior art keywords
- splicing
- minimum unit
- electrokinetic cell
- cell module
- minimum
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention discloses an assembly structure for power battery modules. The assembly structure comprises minimum units, wherein each minimum unit is provided with a through hole for placing a battery cell; a limiting bottom wall for limiting a positive end and a negative end of each battery cell is arranged at one end of each through hole; a plurality of splicing mechanisms for being spliced to the other minimum units are arranged on the outer walls of the minimum units; a plurality of minimum units are spliced into assembly brackets through the splicing mechanisms; and the positive ends and the negative ends of the battery cells are embedded into the through holes of the minimum units of the assembly brackets respectively to form a sandwich-type splicing module of which the battery cells are fixed between two assembly brackets. The minimum units can be spliced into the assembly brackets with different scales according to the actual requirements, so that the battery modules with different scales can be assembled; the cost is low; and the flexibility is good.
Description
Technical field
The present invention relates to power battery technology field, more specifically, relate to electrokinetic cell module
Splicing structure.
Background technology
Along with environmental pollution is day by day serious, the application of New-energy electric vehicle is increasingly extensive, and is electronic
Automobile provides the electrokinetic cell of power source to become a main research neck of New-energy electric vehicle development
Territory.At present, electrokinetic cell is to be assembled into dynamic by multiple monomer battery cores with certain connection in series-parallel connected mode
Power battery modules, and the splicing structure of electrokinetic cell module directly influences the safety of electrokinetic cell
Energy, cost, assembled efficiency, the motility etc. of application.In prior art, the spelling of electrokinetic cell module
Dress mainly uses support that is that die sinking in advance makes and that have solid shape, size, by monomer time assembled
Battery core is fixed in the support with fixed size shape, size, thus is assembled into electrokinetic cell module.
This connecting method, splices different size of electrokinetic cell module at needs, then need die sinking again to make
The assembling support of corresponding size.Therefore, electrokinetic cell module assembling support versatility of the prior art
Difference.And in the research and development of products stage, the problem of electrokinetic cell module assembling support poor universality is led further
When causing the electrokinetic cell module performance of research different scales size, die sinking is needed to make different scales size
Assembling support, thus extend the development time, increase development cost.
Summary of the invention
It is an object of the invention to overcome drawbacks described above of the prior art, it is provided that a kind of low cost, spirit
The splicing structure of the electrokinetic cell module that activity is good.
For achieving the above object, the technical scheme that the present invention provides is as follows:
The invention provides the splicing structure of electrokinetic cell module, including minimum unit, described minimum single
Unit has the through hole placing battery core, and one end of through hole is provided with and extremely carries out spacing limit to battery core is positive and negative
Position diapire, the outer wall of described minimum unit is provided with several for the spelling spliced with other minimum units
Connection mechanism, multiple minimum concatenation units are spliced into assembling support by splicing body, the both positive and negative polarity of battery core
End be embedded in assembling support respectively minimum unit through hole in, formed battery core be fixed on two assembling supports it
Between sandwich splicing module.
As preferably, described splicing body is along the outer wall spaced set of minimum unit.
As preferably, the number of described splicing body is no less than three.
As preferably, described splicing body includes at least one splicing fin and/or a splicing groove.
As preferably, described splicing body includes a splicing fin and a splicing groove.
As preferably, described splicing fin and splicing groove interlock and set gradually.
As preferably, the outer wall of described minimum unit is additionally provided with several boss, multiple minimum units
During splicing boss between minimum unit be spliced into one for carrying thread bush, and the ring of middle part hollow out
Shape plummer.
As preferably, described boss is along the outer wall spaced set of minimum unit.
As preferably, the number of described boss is no less than three.
As preferably, described thread bush sets the T-shaped cylinder of screw thread in being, during assembling, thread bush is vertical
Holding the middle part hollow out through plummer, transverse end is stuck in the prominent edge of annular plummer, then passes through
Splicing module that multiple minimum units are spliced into by the screw mated with the female thread of thread bush and other
Structure is assembled.
As preferably, the inwall of described minimum unit includes the shape of several radians and battery core shell
The confined planes joined.
As preferably, the inwall of described minimum unit includes that some carry out spacing limit convex to battery core
Muscle.
As preferably, hollow out in the middle part of described spacing diapire.
Compared with prior art, the beneficial effects of the present invention is: the splicing of battery modules of the present invention is propped up
The outer wall of the minimum unit of frame be provided with several for the splicing body spliced with other minimum units,
According to actual needs minimum unit can be spliced into the assembling support of different scales size, and then assembly is not
With the battery modules of scale, low cost, motility are good.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below by right
In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that,
Accompanying drawing in describing below is some embodiments of the present invention, comes for those of ordinary skill in the art
Say, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 be embodiment medium power battery modules splicing structure in the structural representation of minimum monomer；
Fig. 2-1 is the structural representation of the assembling support by two minimum unit splicings；
Fig. 2-2 is the structural representation of the assembling support by three minimum unit splicings；
Fig. 2-3 is the structural representation of the assembling support by four minimum unit splicings；
Fig. 3 is through hole state upward the structural representation after assembling thread bush in Fig. 2-3；
Fig. 4 is through hole state down the structural representation after assembling thread bush in Fig. 2-3；
Fig. 5 is the schematic diagram of battery modules splicing structure in embodiment；
Fig. 6 is the structural representation that battery modules splicing structure is assembled with nickel sheet；
Fig. 7 is the battery module structure schematic diagram after battery modules splicing structure and nickel sheet assembly.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with this
Accompanying drawing in inventive embodiments, clearly and completely retouches the technical scheme in the embodiment of the present invention
State, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments.
Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, broadly falls into the scope of protection of the invention.
Embodiment one
Embodiments of the invention one provide the splicing structure of a kind of electrokinetic cell module.The present invention provides
Splicing structure be applicable to different types of battery core, such as cylindrical battery core, square electric cell etc..At this
In embodiment, it is illustrated and described as a example by the splicing structure being suitable for cylindrical 18650 battery cores.
As shown in Fig. 1, Fig. 6, described splicing structure includes minimum unit 1, and described minimum unit has
Have place battery core A through hole, one end of described through hole be provided with to battery core positive and negative extremely carry out spacing
Spacing diapire 1-1, hollow out in the middle part of described spacing diapire, battery core both positive and negative polarity may pass through the hollow part of diapire
It is connected with other structures, as being conductively connected with bus-bar.If the outer wall of described minimum unit is provided with
Dry is passed through to spell for the splicing body 1-2 spliced with other minimum units, multiple minimum concatenation units
Connection mechanism is spliced into assembling support 2, and assembling support can select a number of minimum according to actual needs
Monomer, splice with certain erection method, finally gives respective shapes, corresponding scale
Assembling support.In order to realize the motility of compact connecting method and splicing, the spelling of described minimum unit
Connection mechanism at least includes three, and along the outer wall spaced set of minimum unit.In the present embodiment,
The number of described splicing body is four, splicing assembling support time, minimum unit all can from forward and backward,
Left and right four direction is arbitrarily assembled to be expanded, and is assembled into the splicing of corresponding scale according to actual needs
Support.Described splicing body includes an at least one splicing fin 1-21 and/or splicing groove 1-22.
The splicing fin of described minimum unit and the splicing matching grooves of another minimum unit.During splicing to be spliced
Two minimum units misplace up and down, and make splicing fin align with the port of splicing groove, two
Junior unit relatively slides and makes splicing fin slip in splicing groove, until splicing fin is completely embedded into spelling
Connecing in groove, i.e. two minimum units are in same opposite planar.With reference to Fig. 1, Fig. 2-1, in this reality
Executing in example, described minimum unit includes that four splicings along the outer wall spaced set of minimum unit are tied
Structure, described splicing body include one splicing fin and one splicing groove, and described splicing fin and
Splicing groove is staggered to be set gradually, it is ensured that minimum unit outer wall uniform force, and splicing is firm, Jin Erti
The reliability of high assembling support.Wherein, by assembling support such as Fig. 2-1 institute of two minimum units splicing
Show；By the assembling support of three minimum unit splicings as shown in Fig. 2-2；By four minimum unit splicings
Assembling support as Figure 2-3.
As it is shown in figure 1, the inwall 1-3 of described minimum unit includes several radians and battery core shell
The confined planes 1-31 of form fit and some carry out spacing retaining convex rib 1-32 to battery core.At this
In embodiment, the number of described confined planes is four, and four confined planes equidistantly set along through-hole wall
Put；The number of described retaining convex rib is four, and four retaining convex ribs equidistantly set along the inwall of through hole
Put；Described retaining convex rib is crisscross arranged with confined planes.The radian of described confined planes and the shape of battery core shell
Shape is consistent, carries out spacing to battery core in the cross-sectional direction of battery core, and described retaining convex rib is then in battery core
Cross-sectional direction on battery core is fixed further, prevent battery core from rotating in the through hole of minimum monomer.
The outer wall of described minimum unit is additionally provided with several boss 1-4.With reference to Fig. 3, Fig. 4 and Fig. 5,
Multiple minimum units splicing time minimum unit between boss be spliced into one for carrying thread bush B,
And the annular plummer of middle part hollow out.The number of described boss is no less than three.In the present embodiment,
The number of described boss is four, and along the outer wall spaced set of minimum unit.Described screw thread
Set sets the T-shaped cylinder of screw thread in being, during assembling, the vertical end of thread bush is through the middle part hollow out of plummer,
Transverse end is stuck in the prominent edge of annular plummer, then by the spiral shell mated with the female thread of thread bush
The splicing module that multiple minimum units are spliced into by nail C is assembled with other structures.With reference to Fig. 6, Fig. 7,
In the present embodiment, splicing module 3 and nickel sheet D are sealed with thread bush by screw.
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention are not by upper
Stating the restriction of embodiment, that is made under other any spirit without departing from the present invention and principle changes
Become, modify, substitute, combine, simplify, all should be the substitute mode of equivalence, be included in the present invention
Protection domain within.
Claims (10)
1. the splicing structure of electrokinetic cell module, it is characterised in that: include minimum unit (1), institute
Stating minimum unit and have the through hole of placement battery core (A), one end of through hole is provided with battery core both positive and negative polarity
End carry out spacing spacing diapire (1-1), the outer wall of described minimum unit be provided with several for
The splicing body (1-2) of other minimum units splicing, multiple minimum concatenation units are spelled by splicing body
It is connected into assembling support (2), the through hole of the positive and negative minimum unit being extremely embedded in assembling support respectively of battery core
In, form sandwich splicing module (3) that battery core is fixed between two assembling supports.
The splicing structure of electrokinetic cell module the most according to claim 1, it is characterised in that:
Described splicing body is along the outer wall spaced set of minimum unit, and the number of described splicing body is many
In three.
The splicing structure of electrokinetic cell module the most according to claim 2, it is characterised in that:
Described splicing body includes at least one splicing fin (1-21) and/or splicing groove (1-22).
The splicing structure of electrokinetic cell module the most according to claim 3, it is characterised in that:
Described splicing body includes a splicing fin and a splicing groove, and described splicing fin and splicing
Groove is staggered to be set gradually.
5. according to the splicing structure of the electrokinetic cell module described in any one of claim 1-4, its feature
It is: the inwall (1-3) of described minimum unit includes the form fit of several radians and battery core shell
Confined planes (1-31).
6. according to the splicing structure of the electrokinetic cell module described in any one of claim 1-4, its feature
It is: the inwall of described minimum unit includes that some carry out spacing retaining convex rib (1-32) to battery core.
7. according to the splicing structure of the electrokinetic cell module described in any one of claim 1-4, its feature
Being: the outer wall of described minimum unit is additionally provided with several boss (1-4), multiple minimum units are spelled
When connecing boss between minimum unit be spliced into one for carrying thread bush (B), and middle part hollow out
Annular plummer.
The splicing structure of electrokinetic cell module the most according to claim 7, it is characterised in that:
Described boss is along the outer wall spaced set of minimum unit, and the number of described boss is no less than three.
9. according to the splicing structure of the electrokinetic cell module described in any one of claim 1-4, its feature
Being: described thread bush sets the T-shaped cylinder of screw thread in being, during assembling, the vertical end of thread bush is through holding
The middle part hollow out of microscope carrier, transverse end be stuck in annular plummer prominent edge, then by with thread bush
Screw (C) the splicing module (3) that multiple minimum units are spliced into of female thread coupling and other
Structure is assembled.
10., according to the splicing structure of the electrokinetic cell module described in any one of claim 1-4, it is special
Levy and be: hollow out in the middle part of described spacing diapire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610341792.8A CN105938887B (en) | 2016-05-20 | 2016-05-20 | The splicing structure of power battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610341792.8A CN105938887B (en) | 2016-05-20 | 2016-05-20 | The splicing structure of power battery module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105938887A true CN105938887A (en) | 2016-09-14 |
| CN105938887B CN105938887B (en) | 2018-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610341792.8A Active CN105938887B (en) | 2016-05-20 | 2016-05-20 | The splicing structure of power battery module |
Country Status (1)
| Country | Link |
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| CN (1) | CN105938887B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106207043A (en) * | 2016-09-19 | 2016-12-07 | 蔚来汽车有限公司 | Battery fixing bracket and set of cells |
| CN107230756A (en) * | 2017-07-03 | 2017-10-03 | 系统电子科技（镇江）有限公司 | A kind of battery core bracket of high intensity |
| CN108110177A (en) * | 2017-12-18 | 2018-06-01 | 惠州亿纬锂能股份有限公司 | Battery core bracket, stent splicing construction, battery core splicing module |
| CN108321318A (en) * | 2017-01-17 | 2018-07-24 | 莫列斯有限公司 | Battery connection module and cell apparatus |
| CN108389989A (en) * | 2018-03-22 | 2018-08-10 | 江苏赛博宇华科技有限公司 | A kind of Collapsible assembled battery |
| CN109346632A (en) * | 2018-09-21 | 2019-02-15 | 浙江零跑科技有限公司 | Immersion gluing bracket and assemble method |
| CN111224029A (en) * | 2018-11-27 | 2020-06-02 | 郑州深澜动力科技有限公司 | Battery cell mounting seat and battery module |
| EP3550580A4 (en) * | 2016-11-30 | 2020-07-22 | LS Mtron Ltd. | Fixing device for fixing plurality of energy storage cells, and energy storage module using same |
| CN111681880A (en) * | 2020-05-13 | 2020-09-18 | 宁波中车新能源科技有限公司 | Connecting component of super capacitor and assembly thereof |
| CN116231206A (en) * | 2023-03-21 | 2023-06-06 | 重庆长安新能源汽车科技有限公司 | Battery pack assembly and power equipment |
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| CN205985101U (en) * | 2016-05-20 | 2017-02-22 | 惠州市蓝微新源技术有限公司 | Power battery module assemble structure |
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| JP2012124071A (en) * | 2010-12-09 | 2012-06-28 | Denso Corp | Battery pack |
| CN202111168U (en) * | 2011-07-07 | 2012-01-11 | 河南科隆集团有限公司 | Battery combination and assembly unit |
| CN205985101U (en) * | 2016-05-20 | 2017-02-22 | 惠州市蓝微新源技术有限公司 | Power battery module assemble structure |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106207043B (en) * | 2016-09-19 | 2019-04-30 | 上海蔚来汽车有限公司 | Battery fixing bracket and battery pack |
| WO2018049906A1 (en) * | 2016-09-19 | 2018-03-22 | 蔚来汽车有限公司 | Battery holder frame, and battery pack |
| CN106207043A (en) * | 2016-09-19 | 2016-12-07 | 蔚来汽车有限公司 | Battery fixing bracket and set of cells |
| US10490787B2 (en) | 2016-09-19 | 2019-11-26 | Nio Nextev Limited | Battery fixing bracket and battery pack |
| US11177081B2 (en) | 2016-11-30 | 2021-11-16 | Ls Mtron Ltd. | Fixing device for fixing plurality of energy storage cells, and energy storage module using same |
| EP3550580A4 (en) * | 2016-11-30 | 2020-07-22 | LS Mtron Ltd. | Fixing device for fixing plurality of energy storage cells, and energy storage module using same |
| CN108321318A (en) * | 2017-01-17 | 2018-07-24 | 莫列斯有限公司 | Battery connection module and cell apparatus |
| CN108321318B (en) * | 2017-01-17 | 2021-03-09 | 莫列斯有限公司 | Battery connection module and battery device |
| CN107230756A (en) * | 2017-07-03 | 2017-10-03 | 系统电子科技（镇江）有限公司 | A kind of battery core bracket of high intensity |
| CN108110177A (en) * | 2017-12-18 | 2018-06-01 | 惠州亿纬锂能股份有限公司 | Battery core bracket, stent splicing construction, battery core splicing module |
| CN108110177B (en) * | 2017-12-18 | 2021-01-05 | 惠州亿纬锂能股份有限公司 | Electricity core support, support mosaic structure, electricity core concatenation module |
| CN108389989A (en) * | 2018-03-22 | 2018-08-10 | 江苏赛博宇华科技有限公司 | A kind of Collapsible assembled battery |
| CN109346632A (en) * | 2018-09-21 | 2019-02-15 | 浙江零跑科技有限公司 | Immersion gluing bracket and assemble method |
| CN109346632B (en) * | 2018-09-21 | 2021-04-06 | 浙江零跑科技有限公司 | Immersion type gluing bracket and assembling method |
| CN111224029A (en) * | 2018-11-27 | 2020-06-02 | 郑州深澜动力科技有限公司 | Battery cell mounting seat and battery module |
| CN111681880A (en) * | 2020-05-13 | 2020-09-18 | 宁波中车新能源科技有限公司 | Connecting component of super capacitor and assembly thereof |
| CN116231206A (en) * | 2023-03-21 | 2023-06-06 | 重庆长安新能源汽车科技有限公司 | Battery pack assembly and power equipment |
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| CN105938887B (en) | 2018-12-25 |
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