CN207818670U - Battery modules - Google Patents
Battery modules Download PDFInfo
- Publication number
- CN207818670U CN207818670U CN201721809943.4U CN201721809943U CN207818670U CN 207818670 U CN207818670 U CN 207818670U CN 201721809943 U CN201721809943 U CN 201721809943U CN 207818670 U CN207818670 U CN 207818670U
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- Prior art keywords
- battery
- right direction
- intermediate plate
- outer panel
- unit
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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 provides a kind of battery modules comprising：Multiple battery row units, two outer panels and at least one intermediate plate.Each battery arranges unit：Battery is arranged；Two end plates are posted by front side and the rear side of battery row respectively.Each outer panel includes：Main part sticks on being arranged on unit in outermost battery for the multiple battery row's unit arranged in left-right direction；Flange part is connected to the both ends in the front-back direction of main part and bends inwards in left-right direction and is fixed on corresponding end plate with overlapping.An intermediate plate is arranged between arranging unit in each adjacent two battery, and each intermediate plate has：Body part；And fixed part, the both sides for being connected to the both ends of body part and the left and right directions relative to body part protrude outward, and overlap joint is fixed on two adjacent end plates in left-right direction.Simply, conveniently, autgmentability is strong for the battery modules assembling of the utility model, and improves the ability of the anti-expansive force influence of packaging efficiency and battery modules.
Description
Technical field
The utility model is related to field of batteries more particularly to a kind of battery modules.
Background technology
The structure design of battery modules needs to consider the influence of cell expansion power, prevents the influence because of expansive force from making module knot
Structure fails.
The battery modules of double and multiple rows of battery are needed in adjacent two rows of battery one intermediate plate of medium design, in this
Between plate and end plate welded, then will be in intermediate plate insertion end board slot hole so that intermediate plate it has been suggested that end plate grooved bore
End plane and the big face of end plate in one plane, then carry out butt welding to the place of intermediate plate and end plate contact.
For assembling, the cooperation of intermediate plate and end plate slot needs to be designed to clearance fit, but when butt welding, it is necessary to
Ensure that two part gaps cannot be excessive, is ensureing the easy clearance requirement for meeting butt welding of assembly, there is prodigious difficulty
It spends and butt welding intensity itself is also smaller, cause battery modules in dilatancy, weld strength easily becomes weakness herein
Link is easily destroyed.
The end plate of present battery modules is generally two, can not increase and decrease end plate quantity, structure ratio according to Practical Project problem
More single, flexibility is poor, and battery modules packaging efficiency is low, and the energy density of entire battery pack is caused to reduce, and cost improves.
Utility model content
The problem of in view of background technology, the purpose of this utility model is to provide a kind of battery modules, assembly
Simply, structure extension is strong, and can improve the energy that the packaging efficiency of battery modules and the anti-expansive force of battery modules influence
Power.
To achieve the goals above, the utility model provides a kind of battery modules comprising：Multiple battery row units,
Two outer panels and at least one intermediate plate.Multiple battery row units arrange in left-right direction, and each battery row unit includes：Electricity
Pond is arranged, including the multiple battery units arranged along the longitudinal direction；Two end plates are posted by front side and the rear side of battery row respectively.
Each outer panel includes：Main part, stick on the multiple battery row's unit arranged in left-right direction is in outermost electricity
It arranges on unit in pond；Flange part is connected to the both ends in the front-back direction of main part and is bent inwards in left-right direction to overlap fixation
In on corresponding end plate.An intermediate plate is arranged between arranging unit in each adjacent two battery, and each intermediate plate has：Body part, folder
Between two neighboring battery arranges unit；And fixed part, it is connected to the both ends in the front-back direction of body part and relative to this
The both sides of the left and right directions in body portion protrude outward, and overlap joint is fixed on two adjacent end plates in left-right direction.
The beneficial effects of the utility model are as follows：
In battery modules according to the present utility model, the setting of outer panel and intermediate plate makes each battery row unit exist
It is fettered and is stepped up by intermediate plate and outer panel on front-rear direction, reduce shadow of the expansive force to battery module structure of battery unit
It rings；In addition, when the battery modules for needing to be assembled into large capacity, it need to only increase the quantity of battery row's unit and intermediate plate i.e.
Can, it to which this package assembly is convenient for the extension of battery modules, and assembles simply, conveniently, which thereby enhances the group of battery modules
Efficiency is filled, production cost is reduced.
Description of the drawings
Fig. 1 is the exploded perspective view of an embodiment of battery modules according to the present utility model.
Fig. 2 is the assembling stereogram of Fig. 1.
Fig. 3 is the exploded perspective view of another embodiment of battery modules according to the present utility model.
Fig. 4 is the assembling stereogram of Fig. 3.
Wherein, the reference numerals are as follows：
1 battery arranges 22 flange part of unit
11 batteries arrange 221 bending parts
111 the first medial surfaces of battery unit S1 '
12 the second end side surfaces of end plate S2 '
222 transition part of 121A first steps portion
23 bottom wall part of 121A1 Firsts terrace
3 intermediate plate of 121A2 second steps face
31 body part of 121B second steps portion
32 fixed part of the first cascaded surfaces of 121B1
The first faces 121B2 the second cascaded surface S1
122 the second faces knuckle S2
2 outer panel, 33 support portion
21 main parts
Specific implementation mode
It is described in detail battery modules according to the present utility model with reference to the accompanying drawings.
Referring to figs. 1 to Fig. 4, battery modules according to the present utility model include：Multiple batteries arrange 1, two outer panel 2 of unit
And at least one intermediate plate 3.
Multiple battery row units 1 arrange in left-right direction, and each battery row unit 1 includes：Battery row 11, including along front and back
To multiple battery units 111 of arrangement；Two end plates 12 are posted by front side and the rear side of battery row 11 respectively.Each outer panel 2
Including：Main part 21 sticks on the single in outermost battery row of the multiple battery row's unit 1 arranged in left-right direction
In member 1；Flange part 22 is connected to the both ends in the front-back direction of main part 21 and bends inwards in left-right direction and is fixed on overlapping
On corresponding end plate 12.An intermediate plate 3 is arranged between arranging unit 1 in each adjacent two battery, and each intermediate plate 3 has：Body part
31, it is located between two neighboring battery row unit 1；And fixed part 32, it is connected to the both ends in the front-back direction of body part 31
And the both sides of the left and right directions relative to body part 31 protrude outward, and overlap joint is fixed on two adjacent end plates in left-right direction
On 12.
In battery modules according to the present utility model, each battery row's unit 1 include be posted by battery row 11 front side and
Two end plates 12 of rear side；An intermediate plate 3, and the fixed part of intermediate plate 3 is arranged between arranging unit 1 in each adjacent two battery
32 overlap joints are fixed on two adjacent end plates 12；The overlap joint of flange part 22 of outer panel 2 is fixed on corresponding end plate 12.It is intermediate
The fixed part 32 of plate 3 and the flange part 22 of outer panel 2, which accordingly overlap, is fixed on end plate 12 so that each battery row unit 1 exists
It is fettered and is stepped up by intermediate plate 3 and outer panel 2 on front-rear direction, thus limit the battery unit 111 in each battery row unit 1
In the expansion of length direction, influence of the expansive force to battery module structure of battery unit 111 is reduced；In addition, when needing group
When dressing up the battery modules of large capacity, it need to only increase the quantity of battery row's unit 1 and intermediate plate 3, to this assembling
Structure is convenient for the extension of battery modules, and assembles simply, conveniently, which thereby enhances the packaging efficiency of battery modules, reduces life
Produce cost.
In battery modules according to the present utility model, referring to figs. 1 to Fig. 4, the both sides point of the left and right directions of each end plate 12
Stage portion is not formed with it；The overlap joint of flange part 22 of each outer panel 2 is fixed in corresponding stage portion；The fixed part of each intermediate plate 3
32 in left-right direction overlap joint be fixed in the corresponding stage portion of two adjacent end plates 12.
Specifically, as shown in Figures 1 to 4, portion outstanding is distinguished in the both sides in left-right direction of the fixed part 32 of intermediate plate 3
Divide and includes：First face S1 and the second face S2 intersected with the first face S1；Each end plate 12 it is opposite with the fixed part 32 of intermediate plate 3
The stage portion answered is first step portion 121A, and first step portion 121A includes：First terrace 121A1 and with First terrace
The second step face 121A2 of 121A1 intersections；Wherein, part difference outstanding is distinguished in the both sides in left-right direction of fixed part 32
It is overlapped on the first step portion 121A of a corresponding end plate 12, and the first face S1 is resisted against on First terrace 121A1, second
Face S2 is opposite with second step face 121A2 and is separated from each other.Second face S2 is separated from each other with second step face 121A2 to be convenient for
Described below fixed part 32 and the first step portion 121A of end plate 12 by intermediate plate 3 welds together.
Preferably, the fixed part 32 of intermediate plate 3 is by being fixedly welded on the corresponding first step of two neighboring end plate 12
Portion 121A.The intensity that battery modules can be improved after this kind of structure welding, avoid butt welding in the prior art due to void
Weld strength is inadequate caused by weldering, is lost to avoid the outer panel 2 of battery modules and intermediate plate 3 from being influenced by expansive force
Effect.
The side opposite with outer panel 2 of each end plate 12 of outermost battery row unit 1 in left-right direction was formed with
Fillet 122 is crossed, and the stage portion of the side opposite with outer panel 2 is second step portion 121B, second step portion 121B includes：
First cascaded surface 121B1 and the second cascaded surface 121B2 intersected with the first cascaded surface 121B1.The flange part of each outer panel 2
22 include：Bending part 221, extends internally in left-right direction, and include the first medial surface S1 ' and with the first medial surface S1 ' phases
The the second end side surface S2 ' handed over；And transition part 222, it is connected between main part 21 and bending part 221.Wherein, each outer panel 2
Transition part 222 stick at the knuckle 122 of the end plate 12, bending part 221 is overlapped on the second step portion of end plate 12
On 121B, and the first medial surface S1 ' is resisted against on the first cascaded surface 121B1, the second end side surface S2 ' and the second cascaded surface 121B2
Relatively and it is separated from each other.Second end side surface S2 ' is opposite with the second cascaded surface 121B2 and is separated from each other convenient for described below
The bending part 221 of outer panel 2 and the second step portion 121B of end plate 12 are welded together.
As shown in Figure 2 and Figure 4, the outer surface in the front-back direction of each end plate 12, intermediate plate 3 fixed part 32 front-rear direction
Outer surface and outer panel 2 bending part 221 outer surface in the front-back direction it is coplanar.
Preferably, the bending part 221 of each outer panel 2 is by being fixedly welded on the second step portion 121B of corresponding end plate 12
On.
In battery modules according to the present utility model, referring to Figure 1 and Figure 3, each intermediate plate 3 further includes：Support portion 33, edge
Upper and lower directions is connected to the downside of body part 31 and fixed part 32 and extends in left-right direction to the both sides of body part 31；Each outside
Plate 2 further includes：Bottom wall part 23 is connected to the downside of main part 21 and extends internally in left-right direction；In multiple battery row units 1
Each battery row unit 1 in an intermediate position be supported on the support portion 33 of two neighboring intermediate plate 3；Multiple batteries arrange unit
The bottom wall part of the support portion 33 and outer panel 2 that corresponding intermediate plate 3 is supported in outermost each battery row unit 1 in 1
On 23.
Claims (8)
1. a kind of battery modules, which is characterized in that including：
Multiple battery row's units (1), arrange in left-right direction, and each battery row's unit (1) includes：
Battery arranges (11), including the multiple battery units (111) arranged along the longitudinal direction；
Two end plates (12) are posted by front side and the rear side of battery row (11) respectively；
Two outer panels (2), each outer panel (2) include：
Main part (21), stick on the multiple battery row's unit (1) arranged in left-right direction is in outermost battery
It arranges on unit (1)；
Flange part (22) is connected to the both ends in the front-back direction of main part (21) and is bent inwards in left-right direction to overlap fixation
In on corresponding end plate (12)；
An intermediate plate (3), each intermediate plate is arranged between arranging unit (1) at least one intermediate plate (3), each adjacent two battery
(3) have：
Body part (31) is located between two neighboring battery row's unit (1)；And
Fixed part (32) is connected to the both ends in the front-back direction of body part (31) and the left and right directions relative to body part (31)
Both sides protrude outward, and overlap joint is fixed on two adjacent end plates (12) in left-right direction.
2. battery modules according to claim 1, which is characterized in that
The both sides of the left and right directions of each end plate (12) are respectively formed with stage portion；
Flange part (22) overlap joint of each outer panel (2) is fixed in corresponding stage portion；
The fixed part (32) of each intermediate plate (3) overlaps the corresponding step for being fixed on two adjacent end plates (12) in left-right direction
In portion.
3. battery modules according to claim 2, which is characterized in that
Distinguish part outstanding and include in the both sides in left-right direction of the fixed part (32) of intermediate plate (3)：First face (S1) and
The second face (S2) intersected with the first face (S1)；
The stage portion corresponding with fixed part (32) of intermediate plate (3) of each end plate (12) be first step portion (121A), first
Stage portion (121A) includes：First terrace (121A1) and the second step face intersected with First terrace (121A1)
(121A2)；
Wherein, part outstanding is overlapped on a corresponding end plate (12) respectively respectively for the both sides in left-right direction of fixed part (32)
First step portion (121A) on, and the first face (S1) is resisted against on First terrace (121A1), the second face (S2) with second
Terrace (121A2) is opposite and is separated from each other.
4. battery modules according to claim 3, which is characterized in that
The fixed part (32) of intermediate plate (3) is by being fixedly welded on the corresponding first step portion of two neighboring end plate (12)
(121A)。
5. battery modules according to claim 2, which is characterized in that
The side opposite with outer panel (2) of each end plate (12) of outermost battery row's unit (1) in left-right direction is formed with
Knuckle (122), and the stage portion of the side opposite with outer panel (2) is second step portion (121B), second step portion
(121B) includes：First cascaded surface (121B1) and the second cascaded surface (121B2) intersected with the first cascaded surface (121B1)；
The flange part (22) of each outer panel (2) includes：
Bending part (221), extends internally in left-right direction, and include the first medial surface (S1 ') and with the first medial surface (S1 ')
Second end side surface (S2 ') of intersection；And
Transition part (222) is connected between main part (21) and bending part (221)；
Wherein, the transition part (222) of each outer panel (2) sticks at the knuckle (122) of the end plate (12), bending part
(221) it is overlapped on the corresponding second step portion (121B) of end plate (12), and the first medial surface (S1 ') is resisted against the first ladder
On face (121B1), the second end side surface (S2 ') is opposite with the second cascaded surface (121B2) and is separated from each other.
6. battery modules according to claim 5, which is characterized in that the outer surface in the front-back direction of each end plate (12), in
Between plate (3) fixed part (32) outer surface in the front-back direction and outer panel (2) bending part (221) it is in the front-back direction outer
Surface co-planar.
7. battery modules according to claim 5, which is characterized in that
The bending part (221) of each outer panel (2) is by being fixedly welded in the second step portion (121B) of end plate (12).
8. battery modules according to claim 1, which is characterized in that
Each intermediate plate (3) further includes：Support portion (33) is connected to the downside of body part (31) and fixed part (32) along the vertical direction
And extend in left-right direction to the both sides of body part (31)；
Each outer panel (2) further includes：Bottom wall part (23) is connected to the downside of main part (21) and extends internally in left-right direction；
Each battery row's unit (1) in an intermediate position in multiple battery row's units (1) is supported on two neighboring intermediate plate (3)
Support portion (33) on；
The branch that corresponding intermediate plate (3) is supported in outermost each battery row's unit (1) in multiple battery row's units (1)
In the bottom wall part (23) of support part (33) and outer panel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721809943.4U CN207818670U (en) | 2017-12-21 | 2017-12-21 | Battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721809943.4U CN207818670U (en) | 2017-12-21 | 2017-12-21 | Battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207818670U true CN207818670U (en) | 2018-09-04 |
Family
ID=63330326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721809943.4U Active CN207818670U (en) | 2017-12-21 | 2017-12-21 | Battery modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207818670U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020133658A1 (en) * | 2018-12-29 | 2020-07-02 | 宁德时代新能源科技股份有限公司 | Battery box and battery module |
| CN111430596A (en) * | 2019-01-09 | 2020-07-17 | 比亚迪股份有限公司 | Power battery pack and electric vehicle |
| CN111564594A (en) * | 2020-04-30 | 2020-08-21 | 东风汽车集团有限公司 | A module baffle and long module for battery module |
| CN112331989A (en) * | 2019-09-19 | 2021-02-05 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack, vehicle and assembly method of battery module |
| CN112640193A (en) * | 2019-06-24 | 2021-04-09 | 株式会社Lg化学 | Battery pack including cover structure, electronic device, and vehicle |
| CN113646958A (en) * | 2019-03-29 | 2021-11-12 | 三洋电机株式会社 | Power supply device, electrically powered vehicle provided with same, power storage device, fastening member for power supply device, method for manufacturing fastening member for power supply device, and method for manufacturing power supply device |
| CN113728502A (en) * | 2019-10-07 | 2021-11-30 | 株式会社Lg新能源 | Battery module and battery pack including the same |
| CN113794022A (en) * | 2021-08-31 | 2021-12-14 | 上海众德金属制品启东有限公司 | Battery module collection board |
| US20220352588A1 (en) * | 2021-04-30 | 2022-11-03 | Caterpillar Inc. | Housing for securing battery cells in a battery module |
| WO2023130665A1 (en) * | 2022-01-05 | 2023-07-13 | 宁德时代新能源科技股份有限公司 | Battery and electric device |
-
2017
- 2017-12-21 CN CN201721809943.4U patent/CN207818670U/en active Active
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11749861B2 (en) | 2018-12-29 | 2023-09-05 | Contemporary Amperex Technology Co., Limited | Battery box and battery module |
| US11581609B2 (en) | 2018-12-29 | 2023-02-14 | Contemporary Amperex Technology Co., Limited | Battery box and battery module |
| WO2020133658A1 (en) * | 2018-12-29 | 2020-07-02 | 宁德时代新能源科技股份有限公司 | Battery box and battery module |
| CN111430596B (en) * | 2019-01-09 | 2022-06-10 | 比亚迪股份有限公司 | Power battery pack and electric vehicle |
| CN111430596A (en) * | 2019-01-09 | 2020-07-17 | 比亚迪股份有限公司 | Power battery pack and electric vehicle |
| CN113646958B (en) * | 2019-03-29 | 2023-10-24 | 三洋电机株式会社 | Power supply device, electric vehicle provided with same, power storage device, power supply device fastening member manufacturing method, and power supply device manufacturing method |
| CN113646958A (en) * | 2019-03-29 | 2021-11-12 | 三洋电机株式会社 | Power supply device, electrically powered vehicle provided with same, power storage device, fastening member for power supply device, method for manufacturing fastening member for power supply device, and method for manufacturing power supply device |
| CN112640193B (en) * | 2019-06-24 | 2023-09-15 | 株式会社Lg新能源 | Battery pack including cover structure, electronic device, and vehicle |
| CN112640193A (en) * | 2019-06-24 | 2021-04-09 | 株式会社Lg化学 | Battery pack including cover structure, electronic device, and vehicle |
| CN112331989B (en) * | 2019-09-19 | 2021-12-21 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack, vehicle and assembly method of battery module |
| CN112331989A (en) * | 2019-09-19 | 2021-02-05 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack, vehicle and assembly method of battery module |
| CN113728502A (en) * | 2019-10-07 | 2021-11-30 | 株式会社Lg新能源 | Battery module and battery pack including the same |
| CN111564594A (en) * | 2020-04-30 | 2020-08-21 | 东风汽车集团有限公司 | A module baffle and long module for battery module |
| US20220352588A1 (en) * | 2021-04-30 | 2022-11-03 | Caterpillar Inc. | Housing for securing battery cells in a battery module |
| CN113794022A (en) * | 2021-08-31 | 2021-12-14 | 上海众德金属制品启东有限公司 | Battery module collection board |
| CN113794022B (en) * | 2021-08-31 | 2023-10-27 | 上海众德金属制品启东有限公司 | Battery module induction plate |
| WO2023130665A1 (en) * | 2022-01-05 | 2023-07-13 | 宁德时代新能源科技股份有限公司 | Battery and electric device |
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