CN209374511U - A kind of cylindrical battery mould group - Google Patents
A kind of cylindrical battery mould group Download PDFInfo
- Publication number
- CN209374511U CN209374511U CN201822123481.1U CN201822123481U CN209374511U CN 209374511 U CN209374511 U CN 209374511U CN 201822123481 U CN201822123481 U CN 201822123481U CN 209374511 U CN209374511 U CN 209374511U
- Authority
- CN
- China
- Prior art keywords
- cylindrical
- heat dissipation
- mould group
- battery mould
- cylindrical battery
- 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.)
- Active
Links
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
Abstract
The utility model discloses a kind of cylindrical battery mould groups, the heat dissipation skeleton (4) including cross direction profiles;Inserted with multiple cylindrical electrical cores (2) in the heat dissipation skeleton (4);Outer wall is coated with a cylindrical heat conductive pad (3) to the diameter of each cylindrical electrical core (2) around;The outer surface of heat conductive pad (3) fits with the heat dissipation skeleton (4) and contacts;The upper and lower ends of each cylindrical electrical core (2) protrude from the upper and lower ends of heat dissipation skeleton (4) respectively;The top of multiple cylindrical electrical cores (2) fits with the second busbar connector (6) to be connect;The bottom of multiple cylindrical electrical cores (2) is mutually welded and fixed with the first busbar connector (5).Cylindrical battery mould group disclosed by the utility model can effectively radiate to cylindrical battery mould group, can temperature difference between each cylindrical electrical core of efficient balance, significantly reduce the temperature gradient between each cylindrical electrical core, guarantee the integral working of cylindrical battery mould group.
Description
Technical field
The utility model relates to battery technology fields, more particularly to a kind of cylindrical battery mould group.
Background technique
Currently, in order to meet the power demand of user, it is desirable to provide the battery modules of high capacity, these battery modules make
With in the process, calorific value is big, has biggish security risk, has seriously affected the safety of battery modules.
For existing cylindrical battery mould group, the type of cooling used is same radiating to cylindrical battery mould group
When, can not temperature difference between balanced each cylindrical electrical core, there are biggish temperature gradients between each cylindrical electrical core, to influence
The integral working of cylindrical battery mould group.
Utility model content
In view of this, the purpose of the utility model is to provide a kind of cylindrical battery mould group, it can be effectively to cylinder electricity
Chi Mo group radiates, can temperature difference between each cylindrical electrical core of efficient balance, significantly reduce the temperature between each cylindrical electrical core
Gradient is spent, to guarantee the integral working of cylindrical battery mould group and using safe;It is as far as possible that built-in function is comprehensive extremely
At one, mould group weight is reduced in space needed for reducing inside, provides possibility to promote energy density;Reduce the safety of battery modules
Risk is capable of forming the scale of industry, is conducive to widely apply, be of great practical significance.
For this purpose, the utility model provides a kind of cylindrical battery mould group, the heat dissipation skeleton including cross direction profiles;
Inserted with multiple cylindrical electrical cores in the heat dissipation skeleton;
Outer wall is coated with a cylindrical heat conductive pad to the diameter of each cylindrical electrical core around;
The outer surface of the heat conductive pad fits with the heat dissipation skeleton and contacts;
The upper and lower ends of each cylindrical electrical core protrude from the upper and lower ends of the heat dissipation skeleton respectively;
The top of multiple cylindrical electrical cores fits with same second busbar connector and connect;
The bottom of multiple cylindrical electrical cores is mutually welded and fixed with same first busbar connector.
Wherein, the cathode and anode directions of multiple cylindrical electrical cores are consistent.
Wherein, multiple cylindrical electrical cores are regularly arranged according to matrix, and ranks correspond.
Wherein, the material of the heat dissipation skeleton is foamed aluminium or blister steel.
Wherein, the through hole for being provided with multiple cylinders is extended vertically through in the heat dissipation skeleton;
A cylindrical electrical core has been inserted perpendicularly into each through hole;
Multiple through holes are regularly arranged according to matrix.
Wherein, rest part of the heat dissipation skeleton in addition to through hole, is honeycomb.
Wherein, between first busbar connector and the bottom surface of the heat dissipation skeleton, multiple plastics pads are placed with;
The top surface of second busbar connector and the heat dissipation skeleton, is also placed with multiple plastics pads.
Wherein, multiple plastics pads are located on four angles of the top and bottom of the heat dissipation skeleton and hit exactly meta position
It sets.
Wherein, the medium position of the diameter of heat conductive pad cladding fitting cylindrical electrical core outer wall around.
Wherein, the heat conductive pad upper and lower ends protrude from the upper and lower ends of the heat dissipation skeleton.
It is provided by the utility model by the above technical solution provided by the utility model as it can be seen that compared with prior art
A kind of cylindrical battery mould group can effectively radiate to cylindrical battery mould group, can each cylindrical electrical core of efficient balance it
Between temperature difference, the temperature gradient between each cylindrical electrical core is significantly reduced, to guarantee the overall work of cylindrical battery mould group
Energy and use are safe, reduce the security risk of battery modules, are capable of forming the scale of industry, are conducive to widely apply, and have
There is great production practices meaning.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view of cylindrical battery mould group provided by the utility model;
Fig. 2 is a kind of stereochemical structure decomposing schematic representation of cylindrical battery mould group provided by the utility model;
Fig. 3 is a kind of positive structure schematic of cylindrical battery mould group provided by the utility model;
Fig. 4 is the overlooking structure diagram of the heat dissipation skeleton in a kind of cylindrical battery mould group provided by the utility model;
Fig. 5 is the schematic diagram of the section structure of the heat dissipation skeleton in a kind of cylindrical battery mould group provided by the utility model;
Fig. 6 be multiple cylindrical battery module group assemblings provided by the utility model together, it is outer when forming long battery modules
See structural schematic diagram;
In figure, 1 is plastics pad, and 2 be cylindrical electrical core, and 3 be heat conductive pad, and 4 be the skeleton that radiates, and 5 be the first busbar connector, and 6 are
Second busbar connector;
10 be plastic end panel, and 20 be band, and 40 be through hole.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, with reference to the accompanying drawing and embodiment
The utility model is described in further detail.
Referring to Fig. 1 to Fig. 6, the utility model provides a kind of cylindrical battery mould group, the heat dissipation skeleton including cross direction profiles
4;
Inserted with multiple cylindrical electrical cores 2 in the heat dissipation skeleton 4;
Outer wall is coated with a cylindrical heat conductive pad 3 to the diameter of each cylindrical electrical core 2 around;
The outer surface of the heat conductive pad 3 fits with the heat dissipation skeleton 4 and contacts, that is to say, that the cylindrical electrical core 2 with
It is separated between heat dissipation skeleton 4 by heat conductive pad 3;
The upper and lower ends of each cylindrical electrical core 2 protrude from the upper and lower ends of the heat dissipation skeleton 4 respectively;
The top of multiple cylindrical electrical cores 2 fits with same second busbar connector 6 and connect;
The bottom of multiple cylindrical electrical cores 2 is welded and fixed with same first busbar connector, 5 phase.
In the present invention, it should be noted that the top of multiple cylindrical electrical cores 2 and same second busbar connector, 6 phase
It is fitted and connected, only contact fitting naturally, is not welded and fixed.
For the utility model, the cathode and anode directions of multiple cylindrical electrical cores 2 are consistent.
In the present invention, multiple cylindrical electrical cores 2 are regularly arranged (i.e. global shape is rectangle) according to matrix, ranks one
One is corresponding.
In the present invention, the heat dissipation skeleton 4 is metal material, for example, foamed aluminium or blister steel.
In the present invention, the through hole 40 for being provided with multiple cylinders is extended vertically through in the heat dissipation skeleton 4;
A cylindrical electrical core 2 has been inserted perpendicularly into each through hole 40.
It should be noted that multiple through holes 40 are regularly arranged according to matrix.
In specific implementation, rest part of the heat dissipation skeleton 4 in addition to through hole 40 is honeycomb, can achieve
Heat dissipation purpose and provide certain cushion space and support force when mould group is squeezed;And the heat dissipation skeleton energy of honeycomb
There is more excellent lightweight advantage than other solid materials.
It should be noted that in specific implementation, the height of the heat dissipation skeleton 4 can change with the height of cylindrical electrical core 2
Become, is not limited to the limitation of fixed height.
In the present invention, between first busbar connector 5 and the bottom surface of the heat dissipation skeleton 4, multiple modelings are placed with
Expect pad 1;
The top surface of second busbar connector 6 and the heat dissipation skeleton 4, is also placed with multiple plastics pads 1.
In specific implementation, multiple plastics pads 1 are preferably located on four angles of the top and bottom of the heat dissipation skeleton 4
And middle position.
It should be noted that first busbar connector 5 and the second busbar connector 6, pass through plastics between heat dissipation skeleton respectively
Cushion block isolation, to reach insulation purpose.
In specific implementation, first busbar connector 5 and the second busbar connector 6 are metal conductive materials, for example, can for aluminium,
Steel, copper, laminated construction or hard composite conducting material structure etc..
It should be noted that the placement location of the plastics pad 1 is not limited to only at four angles for the utility model
On, or be other assembly or building form, as long as the first busbar connector 5 and the second busbar connector 6 can be kept apart with heat dissipation skeleton 4
Come.
In the present invention, the medium position of the heat conductive pad 3 cladding fitting 2 diameter of cylindrical electrical core outer wall around;
3 upper and lower ends of heat conductive pad protrude from the upper and lower ends of the heat dissipation skeleton 4, it is, the height of heat conductive pad 3
Degree is above the height of heat dissipation skeleton 4.Therefore, when and then cylindrical electrical core 2 together, is placed in heat dissipation skeleton 4 heat conductive pad 3
Through hole in after 40, therefore the upper and lower ends of heat conductive pad 3, which exceed heat dissipation skeleton range, can be further ensured that cylinder
The heat dissipation effect of battery core.
In specific implementation, the thickness of the heat conductive pad 3 can be according in cylindrical electrical core 2 and heat dissipation skeleton 4 in through hole 40
The distance between wall determines.
It should be noted that the cladding mode of the heat conductive pad is that winding cylindrical electrical core 2 one encloses for the utility model,
Do not generate overlapping phenomenon.
In specific implementation, for circumference battery modules provided by the utility model, in order to assemble multiple battery modules, formed
Long battery modules, fixing means are as follows: each mould group is grouped together with the direction that busbar connector and busbar connector are bonded, passes through band
It is both horizontally and vertically fixed, is matched eventually by the space between reinforcing rib in cabinet and the interference between sliding block
It closes to fix long mould group.Specifically: after multiple battery modules are connected up and down, its horizontal direction is fixed by band, it is axial
Direction is fixed by the interference fit of two sliding blocks (not representing in figure);Multiple battery modules be vertically connected with without
It is welded and fixed, after the second busbar connector 6 need to being removed, after the first busbar connector 5 of next mould group is placed in original position, completes long mould
The burst mode of group.
It, can be by cylinder by the structure of heat dissipation skeleton 4 based on above technical scheme it is found that for the utility model
The support function of battery modules and heat sinking function are comprehensive to together, and one end by only welding cylindrical electrical core 2, can be to dress
With reducing the heavy burdens in technique, shorten the time of welding, improves the whole production efficiency of battery modules.
Meanwhile multiple cylindrical battery mould groups of the utility model can take axial restraint mode when being assembled, and
It can be reduced assembly process after capable of saving standing screw by the use of band, reduce the difficulty of assembly, and reduce system
The overall weight of system.
In order to which the technical solution of the utility model is more clearly understood, illustrate specifically assembling for the utility model below
Journey.
Firstly, be tightly attached to inner surface in heat dissipation 4 hole of skeleton first by 3 gum of heat conductive pad, by the bottom of cylindrical electrical core 2 and the
One laser welding of busbar connector 5, is fixed;,
Then, it is put into plastics pad 1 at four angles of heat dissipation 4 lower end of skeleton, the cylindrical electrical core 2 being welded and first is converged
Stream 5 components of row continue to be put into the heat dissipation skeleton 4 for posting heat conductive pad 3;
Then, it then at four angles of heat dissipation 4 upper end of skeleton is put into plastics pad 1, the second busbar connector 6 is sticked, that is, constitutes
Cylindrical battery mould group that individually can be spare.
In each long mould group, need the first busbar connector 5 and the second busbar connector 6 of most endface cylindrical battery mould group
It is each welded on cylindrical electrical core, that is, constitutes the spare cylindrical battery mould group in single end face.
In specific implementation, multiple cylindrical battery mould groups can be carried out axially being connected, i.e., composition commonly uses long mould group, long mould
There is the compression of plastic end panel 10 at group both ends, then are fixed long mould group axial direction horizontal direction with band 20.Long mould group is placed in cabinet,
By distance between reinforcing rib in cabinet and detachable sliding block (not represented in figure), to lock the length direction of long mould group.The party
Method eliminates common screw-rod structure, not only reduces production cost, decreases installation step, alleviates system weight.
It should be noted that the arrangement of cylindrical electrical core is arranged according to the matrix of rule for the utility model, give
Mass, high-efficiency reform provide channel;And mould group is to carry out radiating and cooling directly to battery core, equilibrium, control to battery core temperature
Temperature difference processed etc. has very big advantage;Meanwhile the function of each component is fused together by the modular structure simplified, and is being dropped
Under the premise of low assembly difficulty, mitigate single module weight, ease of assembly growth modular structure, to mention in groups later as far as possible
For more facilitating.
Compared with prior art, the utility model has advantageous effects below:
1, cylinder mold group provided by the utility model, can be effectively between the heat dissipation of cylinder mold group, balanced each cylindrical electrical core
Temperature difference, the temperature diffusivity of battery is guaranteed, and temperature gradient significantly reduces, can reduce total system weight and
Reducing assembly process etc. has huge advantage;
2, the utility model can guarantee the intensity of modular structure, guarantee battery core to the insulating properties of structural housing;
3, cylindrical battery mould group provided by the utility model does not have to screw rod connection in the axial direction, by each module group assembling growth mould
After group, it is fixed by the interference fit of its both ends cabinet reinforcing rib and slide block structure;
4, the outer structural parts of the utility model are that sheet metal component, aluminum profile processing and simple moulding are constituted, at low cost;
5, the heat dissipation skeleton of the utility model can use foamed aluminium material, and foamed aluminium material good heat conductivity can be by mould
The diffusion of group internal temperature uniformly, reduces temperature gradient, is conducive to radiate, and also have excellent table in absorption and compensator or trimmer pressure
It is existing, be conducive to preferably protect wherein battery core and internal structure, absorb more impact forces, foamed aluminium material makes because of its honeycomb
It is light-weight to obtain its own, provides condition for mould group lightweight;
6, the arrangement mode of the cylindrical electrical core of the utility model is regular rectangular shape, and assemble flow is succinct, and worker is easy to grasp,
The succinct and lower cost of the utility model assembly, is more suitable for producing in batches, to the scale of mould group, mass, industry
Change and be widely applied and all has important practice significance.
It therefore, can in conclusion compared with prior art, the utility model provides a kind of cylindrical battery mould group
Effectively to radiate to cylindrical battery mould group, can temperature difference between each cylindrical electrical core of efficient balance, significantly reduce each
Temperature gradient between cylindrical electrical core, to guarantee the integral working of cylindrical battery mould group and using safe, reduction battery
The security risk of mould group is capable of forming the scale of industry, is conducive to widely apply, be of great practical significance.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of cylindrical battery mould group, which is characterized in that the heat dissipation skeleton (4) including cross direction profiles;
Inserted with multiple cylindrical electrical cores (2) in the heat dissipation skeleton (4);
Outer wall is coated with a cylindrical heat conductive pad (3) to the diameter of each cylindrical electrical core (2) around;
The outer surface of the heat conductive pad (3) fits with the heat dissipation skeleton (4) and contacts;
The upper and lower ends of each cylindrical electrical core (2) protrude from the upper and lower ends of heat dissipation skeleton (4) respectively;
The top of multiple cylindrical electrical cores (2) fits with same second busbar connector (6) and connect;
The bottom of multiple cylindrical electrical cores (2) is mutually welded and fixed with same first busbar connector (5).
2. cylindrical battery mould group as described in claim 1, which is characterized in that the cathode and anode directions one of multiple cylindrical electrical cores (2)
It causes.
3. cylindrical battery mould group as described in claim 1, which is characterized in that multiple cylindrical electrical cores (2) are arranged according to matrix rule
Column, ranks correspond.
4. cylindrical battery mould group as described in claim 1, which is characterized in that the material of heat dissipation skeleton (4) is foamed aluminium
Or blister steel.
5. cylindrical battery mould group as described in claim 1, which is characterized in that extend vertically through and be provided in the heat dissipation skeleton (4)
The through hole (40) of multiple cylinders;
A cylindrical electrical core (2) has been inserted perpendicularly into each through hole (40);
Multiple through holes (40) are regularly arranged according to matrix.
6. cylindrical battery mould group as claimed in claim 5, which is characterized in that the heat dissipation skeleton (4) is in addition to through hole (40)
Rest part, be honeycomb.
7. cylindrical battery mould group as described in claim 1, which is characterized in that first busbar connector (5) and the heat dissipation bone
Between the bottom surface of frame (4), it is placed with multiple plastics pads (1);
The top surface of second busbar connector (6) and heat dissipation skeleton (4), is also placed with multiple plastics pads (1).
8. cylindrical battery mould group as claimed in claim 7, which is characterized in that multiple plastics pads (1) are located at the heat dissipation bone
On four angles of the top and bottom of frame (4) and middle position.
9. such as cylindrical battery mould group described in any item of the claim 1 to 8, which is characterized in that heat conductive pad (3) the cladding patch
Close the medium position of the diameter outer wall around of cylindrical electrical core (2).
10. such as cylindrical battery mould group described in any item of the claim 1 to 8, which is characterized in that the heat conductive pad (3) is up and down
Both ends protrude from the upper and lower ends of heat dissipation skeleton (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822123481.1U CN209374511U (en) | 2018-12-18 | 2018-12-18 | A kind of cylindrical battery mould group |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822123481.1U CN209374511U (en) | 2018-12-18 | 2018-12-18 | A kind of cylindrical battery mould group |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209374511U true CN209374511U (en) | 2019-09-10 |
Family
ID=67833153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201822123481.1U Active CN209374511U (en) | 2018-12-18 | 2018-12-18 | A kind of cylindrical battery mould group |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209374511U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111370806A (en) * | 2020-03-07 | 2020-07-03 | 西北工业大学 | Battery pack honeycomb topology heat conduction structure for underwater vehicle |
CN111864314A (en) * | 2020-07-24 | 2020-10-30 | 苏州华骞时代新能源科技有限公司 | Lithium cell group temperature equalization mechanism |
CN114284616A (en) * | 2021-12-31 | 2022-04-05 | 苏州科易新动力科技有限公司 | Welding-free battery module |
CN114865209A (en) * | 2022-05-26 | 2022-08-05 | 广州小鹏汽车科技有限公司 | Battery pack |
-
2018
- 2018-12-18 CN CN201822123481.1U patent/CN209374511U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111370806A (en) * | 2020-03-07 | 2020-07-03 | 西北工业大学 | Battery pack honeycomb topology heat conduction structure for underwater vehicle |
CN111864314A (en) * | 2020-07-24 | 2020-10-30 | 苏州华骞时代新能源科技有限公司 | Lithium cell group temperature equalization mechanism |
CN114284616A (en) * | 2021-12-31 | 2022-04-05 | 苏州科易新动力科技有限公司 | Welding-free battery module |
CN114865209A (en) * | 2022-05-26 | 2022-08-05 | 广州小鹏汽车科技有限公司 | Battery pack |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN209374511U (en) | A kind of cylindrical battery mould group | |
CN107968168A (en) | Battery module | |
CN103904254A (en) | Battery module | |
CN204991807U (en) | Rectangular cell module | |
CN105914316A (en) | Flexible-packaging power lithium ion battery module | |
CN202076346U (en) | Lithium battery single body group and power battery box | |
CN114665205B (en) | Balanced pressure-bearing battery pack, preparation method thereof and structure-integrated battery box | |
CN202550899U (en) | Inverter module and frequency converter speed regulation device provided with inverter module | |
CN202076374U (en) | Power battery | |
CN209374620U (en) | A kind of cylindrical battery core mould group with good temperature control energy | |
CN207183355U (en) | A kind of power battery device | |
CN104021818B (en) | Multifunctional back plate used for installing and cooling future fusion reactor breeding cladding | |
CN207068589U (en) | A kind of heat insulation type transformer tank top cover | |
CN211605357U (en) | Battery module | |
CN207883869U (en) | Rectangular water cooling power battery module and its water cooling board mount | |
CN114744344A (en) | Cylindrical battery cell energy storage battery box | |
CN109560226B (en) | Square lithium battery water-cooling module structure for vehicle | |
CN209104316U (en) | A kind of cylindrical power battery mould group water-cooling system | |
CN208225939U (en) | A kind of dislocation type battery modules | |
CN204857346U (en) | Board -like resistance of high -power metal | |
CN209929376U (en) | Novel inner skeleton for battery module | |
CN207624788U (en) | A kind of square power battery module | |
CN217061718U (en) | Iron core structure of amorphous alloy transformer | |
CN206558569U (en) | A kind of lithium battery module case | |
CN206505780U (en) | A kind of cable rack having good stability |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |