CN214043892U - Battery module, battery package and battery - Google Patents
Battery module, battery package and battery Download PDFInfo
- Publication number
- CN214043892U CN214043892U CN202023050461.XU CN202023050461U CN214043892U CN 214043892 U CN214043892 U CN 214043892U CN 202023050461 U CN202023050461 U CN 202023050461U CN 214043892 U CN214043892 U CN 214043892U
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- Prior art keywords
- module
- battery
- end plate
- battery cells
- heat dissipation
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- 230000017525 heat dissipation Effects 0.000 claims description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 21
- 229910052782 aluminium Inorganic materials 0.000 claims description 21
- 239000006260 foam Substances 0.000 claims description 21
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000010923 batch production Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 21
- 238000009434 installation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model belongs to the technical field of batteries, and discloses a battery module, a battery pack and a battery, which comprises an upper module and a lower module, wherein the upper module and the lower module respectively comprise a plurality of electric cores arranged side by side; the end plates comprise a first end plate and a second end plate, the first end plates are arranged on two sides of the upper-layer module along the cell arrangement direction, the second end plates are arranged on two sides of the lower-layer module along the cell arrangement direction, and the first end plate and the second end plate are provided with through connecting holes in the up-down direction; the fixing belt is used for binding and fixing a plurality of electric cores arranged side by side in the upper layer module and the first end plate, and binding and fixing a plurality of electric cores arranged side by side in the lower layer module and the second end plate; and a plurality of long bolts penetrate through the connecting holes of the first end plate and the corresponding connecting holes of the second end plate so as to fixedly connect the upper layer module and the lower layer module. The battery module and the battery pack are simple to install and high in production and assembly efficiency, and the battery with the battery pack is beneficial to batch production.
Description
Technical Field
The utility model relates to a battery technology field especially relates to a battery module, battery package and battery.
Background
The size and shape of the battery pack affect the energy of the battery system, which is directly related to endurance, so that arranging as many cells as possible in a limited space is an important task for designing the battery system.
At present, most of battery module structures in the communication energy storage field are single-layer modules, the single-layer modules are low in space utilization rate, and the modularization degree is low. And among the prior art, the double-deck module installation is difficult, and production assembly efficiency is low, is unfavorable for batch production.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a battery module, battery package and battery, this battery module are double-deck module, and the installation is simple, and production assembly efficiency is high.
To achieve the above object, in one aspect, the present invention provides a battery module, including:
the battery pack comprises an upper layer module and a lower layer module, wherein the upper layer module and the lower layer module respectively comprise a plurality of battery cells arranged side by side;
the end plates comprise a first end plate and a second end plate, the first end plate is arranged on the upper layer module along two sides of the cell arrangement direction, the second end plate is arranged on the lower layer module along two sides of the cell arrangement direction, and the first end plate and the second end plate are provided with through connecting holes in the vertical direction;
the fixing belt is used for binding and fixing the plurality of electric cores and the first end plate which are arranged side by side in the upper layer module, and binding and fixing the plurality of electric cores and the second end plate which are arranged side by side in the lower layer module;
and the long bolts penetrate through the connecting holes of the first end plate and the corresponding connecting holes of the second end plate so as to fixedly connect the upper-layer module and the lower-layer module.
Preferably, the battery module further comprises filling foam, the shape and the size of the filling foam are the same as those of the battery cell, and the filling foam is arranged on the outer side of the battery cell of the upper module or the outer side of the battery cell of the lower module side by side, so that the length of the upper module in the battery cell arrangement direction is consistent with the length of the lower module in the battery cell arrangement direction.
Preferably, the heat dissipation module further comprises a heat dissipation block, wherein the heat dissipation block is arranged between the upper layer module and the lower layer module and used for heat dissipation of the upper layer module and the lower layer module;
the heat dissipation block is provided with through holes along the up-down direction, and the number of the heat dissipation blocks is two, wherein one heat dissipation block is positioned between the first end plate and the second end plate which are positioned on the same side, and the other heat dissipation block is positioned between the first end plate and the second end plate which are positioned on the same side;
the long bolt penetrates through the connecting hole of the first end plate, the through hole of the radiating block and the connecting hole of the second end plate on the same side, so that the radiating block is fixed between the upper layer module and the lower layer module.
Preferably, a silica gel pad is arranged between every two adjacent electric cores in the upper layer module and the lower layer module.
Preferably, the battery further comprises support foam extending along the arrangement direction of the battery cells, and the support foam is fixed between the positive electrode tab and the negative electrode tab of the battery cells.
Preferably, the battery further comprises an insulating film extending along the arrangement direction of the battery cells, the insulating film is fixed on the supporting foam, the insulating film is provided with a plurality of openings, and the plurality of openings correspond to the positive electrode tabs and the negative electrode tabs of the battery cells.
Preferably, two aluminum bars are fixed on the insulating film, one of the aluminum bars is electrically connected to the positive electrode tabs of the plurality of battery cells through the plurality of openings, and the other aluminum bar is electrically connected to the negative electrode tabs of the plurality of battery cells through the plurality of openings.
Preferably, the aluminum row structure further comprises an insulating plate fixed on the outer sides of the two aluminum rows.
On the other hand, the utility model provides a battery pack, including foretell battery module, still include box, case lid and front panel down, the box down the case lid reaches the front panel connects into a closed cavity, the battery module is arranged in the closed cavity, the battery module passes through the stay bolt to be fixed on the box down.
In another aspect, the present invention provides a battery pack including the above battery pack.
The utility model has the advantages that: the utility model provides a battery module, battery package and battery through end plate and fixed band, binds the electricity core of upper module and lower floor's module respectively fixedly, through stay bolt with upper module and lower floor's module fixed connection, this battery module and battery package installation are simple, and production assembly efficiency is high, and the battery that possesses this battery package is favorable to batch production.
Drawings
Fig. 1 is a schematic structural diagram of an upper module of the present invention;
FIG. 2 is a schematic structural view of the supporting foam of the present invention;
FIG. 3 is a schematic structural diagram of the insulating film of the present invention;
fig. 4 is a schematic structural diagram of the battery module according to the present invention;
fig. 5 is a schematic structural diagram of the battery pack of the present invention.
In the figure: 1. an upper layer module; 2. a lower layer module; 3. an electric core; 31. a silica gel pad; 41. a first end plate; 42. a second end plate; 5. fixing belts; 6. a long bolt; 7. filling foam; 8. a heat dissipating block; 9. supporting foam; 10. an insulating film; 11. aluminum bars; 12. an insulating plate; 13. a lower box body; 14. a box cover; 15. a front panel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The utility model provides a battery module, battery package and battery for the battery is made, and this battery module, battery package installation are simple, and produce assembly efficiency height, and this battery is favorable to batch production. The battery module, the battery pack and the battery of the present invention are described in detail with reference to the following embodiments.
As shown in fig. 1 to 4, the battery module provided in this embodiment includes an upper module 1 and a lower module 2, and the upper module 1 and the lower module 2 both include a plurality of battery cells 3 arranged side by side. This battery module still includes end plate, fixed band 5 and stay bolt 6, and wherein, end plate and fixed band 5 are arranged in binding a plurality of electric cores 3 in upper module 1 and a plurality of electric cores 3 in the lower layer group fixedly, and stay bolt 6 is used for upper module 1 and lower floor module 2 fixed connection.
In this embodiment, the end plate includes first end plate 41 and second end plate 42, and upper module 1 all is equipped with first end plate 41 along the both sides of its electric core 3 direction of arranging, and lower module 2 all is equipped with second end plate 42 along the both sides of its electric core 3 direction of arranging, and first end plate 41 and second end plate 42 all are equipped with the connecting hole that link up along the upper and lower direction. Further, the fixing band 5 binds and fixes a plurality of battery cells 3 and the first end plate 41 arranged side by side in the upper module 1, and binds and fixes a plurality of battery cells 3 and the second end plate 42 arranged side by side in the lower module 2. Further, a plurality of long bolts 6 pass through the coupling holes of the first end plate 41 and the corresponding coupling holes of the second end plate 42 to fixedly couple the upper module 1 and the lower module 2, which is simple to install and efficient in production and assembly.
As preferred technical scheme, as shown in fig. 4, the battery module of this embodiment still includes packing bubble cotton 7, the shape size of packing bubble cotton 7 is the same with the shape size of electric core 3, when the electric core 3 quantity of upper module 1 and the electric core 3 quantity of lower floor module 2 are inconsistent, can lead to upper module 1 to arrange the length of orientation and the nonconformity of lower floor module 2 at electric core 3, consequently, will pack bubble cotton 7 and set up the electric core 3 outside of electric core 3 outside or the electric core 3 outside of lower floor module 2 at upper module 1 side by side, so that upper module 1 arranges the length of orientation and the unanimity of the length of lower floor module 2 at electric core 3 orientation at electric core 3 in electric core 3.
As shown in fig. 4, the battery module of the present embodiment further includes a heat dissipation block 8, and the heat dissipation block 8 is disposed between the upper module 1 and the lower module 2. Further, the number of the heat dissipation blocks 8 is two, one of the heat dissipation blocks is located between the first end plate 41 and the second end plate 42 located on the same side, and the other heat dissipation block is located between the first end plate 41 and the second end plate 42 located on the same side, so that a gap is formed between the upper module 1 and the lower module 2, and heat dissipation between the upper module 1 and the lower module 2 is facilitated. Further, the heat dissipation block 8 is provided with through holes in the up-down direction, and the long bolts 6 pass through the connection holes of the first end plate 41, the through holes of the heat dissipation block 8, and the connection holes of the second end plate 42 on the same side to fix the heat dissipation block 8 between the upper module 1 and the lower module 2, preventing the heat dissipation block 8 from moving between the upper module 1 and the lower module 2.
Preferably, as shown in fig. 1, a silica gel pad 31 is disposed between each two adjacent battery cells 3 in the upper module 1 and the lower module 2, so as to facilitate guiding out heat of the battery cells 3.
As shown in fig. 1 to fig. 3, the battery module of this embodiment further includes a supporting foam 9 extending along the arrangement direction of the battery cells 3, where the supporting foam 9 is fixed between the positive electrode tab and the negative electrode tab of the battery cells 3, and for example, the supporting foam 9 may be fixed on the battery cells 3 by using a double-sided tape. Further, an insulating film 10 is fixed on the supporting foam 9, the supporting foam 9 is used for supporting the insulating film 10, the insulating film 10 extends along the arrangement direction of the battery cells 3, the insulating film 10 is provided with a plurality of openings, the plurality of openings correspond to the positive electrode tabs and the negative electrode tabs of the battery cells 3, and the insulating film 10 may be fixed on the supporting foam 9 by using a double-sided adhesive tape, for example. Further, two aluminum bars 11 are fixed on the insulating film 10, one aluminum bar 11 is electrically connected to the positive electrode tabs of the plurality of battery cells 3 through the plurality of openings, and the other aluminum bar 11 is electrically connected to the negative electrode tabs of the plurality of battery cells 3 through the plurality of openings, for example, the aluminum bar 11 and the electrode tabs of the battery cells 3 may be welded together by laser welding to conduct the plurality of battery cells 3, for example, the aluminum bar 11 may be fixed on the insulating film 10 by using a double-sided tape. Support aluminium row 11 through insulating film 10 to except that the position of electric core 3 positive and negative pole ear can switch on with aluminium row 11 through the opening, all the other positions guarantee to be insulating, can avoid taking place danger.
As a preferable technical solution, as shown in fig. 1, the battery module of the present embodiment further includes an insulating plate 12, and the insulating plate 12 is fixed outside the two aluminum bars 11 to prevent the aluminum bars 11 from contacting with the outside and causing danger.
As shown in fig. 5, the battery pack provided by this embodiment includes the above battery module, and further includes a lower case 13, a case cover 14, and a front panel 15, where the lower case 13, the case cover 14, and the front panel 15 are connected to form a closed cavity, the battery module is placed in the closed cavity, and the battery module is fixed on the lower case 13 through a long bolt 6. Specifically, lower box 13 is equipped with spacing seat, and the battery module passes through long bolt 6 to be fixed on spacing seat, is favorable to improving the steadiness of battery module installation. Further, the front panel 15 is electrically connected to the aluminum bar 11, so that the battery pack is electrically connected to the outside through the front panel 15. The battery pack is simple in structure, simple to install and high in production and assembly efficiency.
The battery provided by the embodiment comprises the battery pack, and the battery with the battery pack is beneficial to mass production.
Can find out through above-mentioned embodiment, the battery module, battery package and the battery that this embodiment provided through end plate and fixed band 5, bind upper module 1 and lower floor module 2's electric core 3 fixed respectively, through stay bolt 6 with upper module 1 and lower floor module 2 fixed connection, this battery module and battery package installation are simple, and production assembly efficiency is high, possess the battery of this battery package and be favorable to batch production.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A battery module, comprising:
the battery pack comprises an upper layer module (1) and a lower layer module (2), wherein the upper layer module (1) and the lower layer module (2) respectively comprise a plurality of battery cores (3) arranged side by side;
the end plates comprise a first end plate (41) and a second end plate (42), the first end plate (41) is arranged on each of two sides of the upper module (1) along the arrangement direction of the electric cores (3), the second end plate (42) is arranged on each of two sides of the lower module (2) along the arrangement direction of the electric cores (3), and the first end plate (41) and the second end plate (42) are provided with through connecting holes in the vertical direction;
the fixing belt (5) is used for binding and fixing the plurality of battery cells (3) and the first end plate (41) which are arranged side by side in the upper layer module (1) and binding and fixing the plurality of battery cells (3) and the second end plate (42) which are arranged side by side in the lower layer module (2);
a plurality of long bolts (6), a plurality of long bolts (6) pass through the connecting holes of the first end plate (41) and the corresponding connecting holes of the second end plate (42) to fixedly connect the upper module (1) and the lower module (2).
2. The battery module according to claim 1, further comprising filling foam (7), wherein the filling foam (7) has the same shape and size as the battery cells (3), and the filling foam (7) is arranged on the outer side of the battery cells (3) of the upper module (1) or the outer side of the battery cells (3) of the lower module (2) side by side, so that the length of the upper module (1) in the arrangement direction of the battery cells (3) is consistent with the length of the lower module (2) in the arrangement direction of the battery cells (3).
3. The battery module according to claim 2, further comprising a heat dissipation block (8), wherein the heat dissipation block (8) is disposed between the upper module (1) and the lower module (2) for dissipating heat of the upper module (1) and the lower module (2);
the heat dissipation block (8) is provided with through holes in the vertical direction, and the number of the heat dissipation blocks (8) is two, wherein one heat dissipation block is positioned between the first end plate (41) and the second end plate (42) which are positioned on the same side, and the other heat dissipation block is positioned between the first end plate (41) and the second end plate (42) which are positioned on the same side;
the long bolt (6) passes through the connecting hole of the first end plate (41), the through hole of the radiating block (8) and the connecting hole of the second end plate (42) on the same side, so that the radiating block (8) is fixed between the upper module (1) and the lower module (2).
4. The battery module according to claim 1, wherein a silicone gasket (31) is disposed between every two adjacent electric cores (3) in the upper module (1) and the lower module (2).
5. The battery module according to claim 1, further comprising a supporting foam (9) extending along the arrangement direction of the battery cells (3), wherein the supporting foam (9) is fixed between the positive electrode tab and the negative electrode tab of the battery cells (3).
6. The battery module according to claim 5, further comprising an insulating film (10) extending along the arrangement direction of the battery cells (3), wherein the insulating film (10) is fixed on the supporting foam (9), and the insulating film (10) is provided with a plurality of openings corresponding to the positive electrode tabs and the negative electrode tabs of the battery cells (3).
7. The battery module according to claim 6, further comprising two aluminum bars (11), wherein two of the aluminum bars (11) are fixed on the insulating film (10), one of the aluminum bars (11) is electrically connected to the positive tabs of the plurality of battery cells (3) through the plurality of openings, and the other aluminum bar (11) is electrically connected to the negative tabs of the plurality of battery cells (3) through the plurality of openings.
8. The battery module according to claim 7, further comprising an insulating plate (12), wherein the insulating plate (12) is fixed to the outside of the two aluminum rows (11).
9. A battery pack comprising the battery module according to any one of claims 1 to 8, further comprising a lower case (13), a case cover (14), and a front panel (15), wherein the lower case (13), the case cover (14), and the front panel (15) are connected to form a closed cavity, the battery module is disposed in the closed cavity, and the battery module is fixed on the lower case (13) by a long bolt (6).
10. A battery comprising the battery pack of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023050461.XU CN214043892U (en) | 2020-12-17 | 2020-12-17 | Battery module, battery package and battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023050461.XU CN214043892U (en) | 2020-12-17 | 2020-12-17 | Battery module, battery package and battery |
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| Publication Number | Publication Date |
|---|---|
| CN214043892U true CN214043892U (en) | 2021-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023050461.XU Active CN214043892U (en) | 2020-12-17 | 2020-12-17 | Battery module, battery package and battery |
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| Country | Link |
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| CN (1) | CN214043892U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023178518A1 (en) * | 2022-03-22 | 2023-09-28 | 东莞新能安科技有限公司 | Battery system and electrical apparatus |
| WO2023216384A1 (en) * | 2022-05-10 | 2023-11-16 | 宁德时代新能源科技股份有限公司 | Battery and electric device |
-
2020
- 2020-12-17 CN CN202023050461.XU patent/CN214043892U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023178518A1 (en) * | 2022-03-22 | 2023-09-28 | 东莞新能安科技有限公司 | Battery system and electrical apparatus |
| WO2023216384A1 (en) * | 2022-05-10 | 2023-11-16 | 宁德时代新能源科技股份有限公司 | Battery and electric device |
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