CN208444873U - Battery modules and battery pack with the battery modules - Google Patents
Battery modules and battery pack with the battery modules Download PDFInfo
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- CN208444873U CN208444873U CN201820750114.1U CN201820750114U CN208444873U CN 208444873 U CN208444873 U CN 208444873U CN 201820750114 U CN201820750114 U CN 201820750114U CN 208444873 U CN208444873 U CN 208444873U
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- plate
- battery modules
- side plate
- mounting structure
- mould group
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a kind of battery modules and with the battery pack of the battery modules.The battery modules include: mould group ontology；The first longitudinal direction side of the mould group ontology is arranged in first side plate, first side plate, and the lateral surface of first side plate, which protrudes above, is provided with first shell mounting structure；The second longitudinal direction side of the mould group ontology is arranged in second side plate, second side plate, and the lateral surface of second side plate, which protrudes above, is provided with second shell mounting structure.The ability that battery modules itself resist side collision can be improved by the way that the first shell mounting structure outwardly protruded is arranged on the first side plate, the second shell mounting structure outwardly protruded is arranged on the second side plate in battery modules according to the present utility model.
Description
Technical field
The utility model relates to field of batteries, in particular to a kind of battery modules and with the electricity of the battery modules
Chi Bao.
Background technique
Important spare part of the battery pack as electric car, collision safety performance are always important one of focus.
Battery pack may include battery pack housing and multiple battery modules, and battery modules generally use Al-alloy casing to internal battery core
Security protection being carried out, and Al-alloy casing includes two end plates and two side plates, wherein end plate provides mechanical structure mouth, so as to
In battery modules are fixed in battery pack housing.However, side plate is insufficiently resistant to electricity when electric car crashes
The extrusion and collision of Chi Bao, thus side plate generates biggish deformation and then squeezes battery core, causes battery core on fire or explodes, seriously threatens
Passenger life safety.
Utility model content
In view of this, the utility model is directed to a kind of battery modules, with promoted battery modules collision resistance and
Anti-extrusion ability.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of battery modules include: mould group ontology；The of the mould group ontology is arranged in first side plate, first side plate
One longitudinal side, the lateral surface of first side plate, which protrudes above, is provided with first shell mounting structure；Second side plate, described second
The second longitudinal direction side of the mould group ontology is arranged in side plate, and the lateral surface of second side plate, which protrudes above, is provided with second shell
Mounting structure.
Some embodiments according to the present utility model, the first shell mounting structure and the second shell mounting structure
On be provided with mounting hole.
Some embodiments according to the present utility model, the first shell mounting structure and the second shell mounting structure
It is multiple, and multiple first shell mounting structures and multiple second shell mounting structures are along the mould group ontology
It is in longitudinally staggered disposition.
The upper edge of some embodiments according to the present utility model, first side plate and second side plate is formed with direction
The flanging that the mould group ontology extends, the flanging compress downwards the mould group ontology.
Some embodiments according to the present utility model, the battery modules further include: end plate, two of the mould group ontology
The end plate is respectively arranged in end face.
Specifically, the end plate includes: outside plate, inner panel and the connection being connected between the outside plate and the inner panel
Plate, the outside of the inner panel is arranged in the outside plate, and the thickness of the outside plate is greater than the thickness of the inner panel.
Further, the quantity of the connecting plate is multiple, and loss of weight cavity is formed between the two neighboring connecting plate.
Optionally, multiple wiring harness ribbon fixation holes are provided on the outside plate.
Specifically, any one side plate in first side plate and second side plate includes: side plate body, the side
The both ends of plate ontology have protrudes the end plate of the mould group ontology both ends end face respectively, each end plate and the same end
The end plate fitting is fixed.
Further, the lower edge of the end plate is concordant with the side plate body, and the upper edge of the end plate is lower than described
The upper edge of side plate body, and the upper edge of the end plate is not higher than the upper surface of the end plate.
Compared with the existing technology, battery modules described in the utility model have the advantage that
(1) battery modules described in the utility model are pacified by the way that the first shell outwardly protruded is arranged on the first side plate
The second shell mounting structure outwardly protruded is arranged in assembling structure on the second side plate, and battery modules itself can be improved and resist side
To the ability of collision.
(2) battery modules described in the utility model can by the upper edge setting flanging in the first side plate and the second side plate
To prevent the upward play of mould group ontology.
(3) battery modules described in the utility model, the outer plate thickness of end plate are greater than interior plate thickness, are thus end plate and the
The welding of the welding of side plate, end plate and the second side plate provides enough bonding areas.
Another purpose of the utility model is to propose a kind of battery pack, to improve the collision safety performance of battery pack.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of battery pack, comprising: shell and above-mentioned battery modules are provided with centre in the inner bottom wall of the shell
Beam, fixation hole is provided on the intermediate beam, and the mounting hole is suitable for corresponding with the fixation hole.
Compared with the existing technology, battery pack described in the utility model has the advantage that
Battery pack described in the utility model can improve battery modules by the way that battery modules are fixed on intermediate beam
The ability of resistance to deformation itself, and the ability of entire battery pack Collision-free and extrusion deformation can be improved, battery can also be reduced
Mould group is shaken, and the antivibration kinetic force of battery pack is improved.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the decomposition diagram of the battery modules of the utility model embodiment；
Fig. 2 is the assembling schematic diagram of the battery modules of the utility model embodiment；
Fig. 3 is the partial exploded view of the battery modules of the utility model embodiment；
Fig. 4 is the assembling plan view of two neighboring battery modules；
Fig. 5 is the assembly left view of two neighboring battery modules；
Fig. 6 is first embodiment schematic diagram of end plate；
Fig. 7 is second embodiment schematic diagram of end plate.
Description of symbols:
Battery modules 10, mould group ontology 1, top plate 11, bracket 12, recessed portion 121, the first side plate 2, the second side plate 3, first
Casing mounting structure 4, second shell mounting structure 5, mounting hole 6, flanging 7, end plate 8, outside plate 81, wiring harness ribbon fixation hole 811,
Inner panel 82, connecting plate 83, side plate body 91, end plate 92, rib 93, intermediate beam 20.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The utility model is described in detail below with reference to Fig. 1-Fig. 7 and in conjunction with the embodiments.
Referring to Fig.1 shown in-Fig. 2, the battery modules 10 according to the utility model embodiment may include: mould group ontology 1, mould
Two sides of group ontology 1 are provided with side plate, and the casing mounting structure of protrusion side plate outer surface is provided on side plate.
Specifically, side plate is divided into the first side plate 2 and the second side plate 3, wherein mould group ontology 1 is arranged in the first side plate 2
First longitudinal direction side, the lateral surface of the first side plate 2, which protrudes above, is provided with first shell mounting structure 4, and the second side plate 3 is arranged in mould
The second longitudinal direction side of group ontology 1, the lateral surface of the second side plate 3, which protrudes above, is provided with second shell mounting structure 5.First longitudinal direction
Side is oppositely arranged with second longitudinal direction side.
First shell mounting structure 4 and second shell mounting structure 5 protrude the lateral surface of side plate, in this way, working as battery mould
When group 10 is by side impacts, first shell mounting structure 4 and second shell mounting structure 5 first deform, to absorb one
Local collision energy promotes the side collision performance of battery modules 10 to be conducive to protect battery modules 10.
Battery modules 10 are realized and other components by first shell mounting structure 4 and second shell mounting structure 5
Connection, and can be spaced apart by casing mounting structure between two neighboring battery modules 10, that is to say, that first battery modules
10 first shell mounting structure 4 can be adjacent with the second shell mounting structure 5 of second battery modules 10, in this way, first
There is a certain distance between first side plate 2 of battery modules 10 and the second side plate 3 of second battery modules 10, be thus the
The deformation of one casing mounting structure 4 and second shell mounting structure 5 leaves avoiding space, is conducive to further promote battery mould
Group 10 resists the ability of side collision.
In some embodiments, the battery modules 10 in the utility model embodiment can be lithium-ion-power cell mould
Group.
As shown in Figure 1, Figure 3, the lateral surface of the first side plate 2 and the second side plate 3, which protrudes above, is provided with rib 93,93 edge of rib
First side plate 2 and the longitudinal of the second side plate 3 extend, it is possible thereby to increase the intensity of the first side plate 2 and the second side plate 3.Further
Ground, first shell mounting structure 4 and second shell mounting structure 5 outwardly protrude from rib 93, it is possible thereby to increase by first
The bonding strength and second shell mounting structure 5 of casing mounting structure 4 and the first side plate 2 and the bonding strength of the second side plate 3.
Certainly, first shell mounting structure 4 and second shell mounting structure 5 can also be directly from the lateral surface convexes of corresponding side plate
Out.
Optionally, first shell mounting structure 4 and second shell mounting structure 5 are configured to lug shape.First shell
Mounting structure 4 and second shell mounting structure 5 are equivalent to the external mechanical interface of mould group ontology 1, in other words, by by first shell
Mounting structure 4 and second shell mounting structure 5 are fixed on particular component (such as battery pack housing), and mould group may be implemented
The indirect fixation of ontology 1 and the particular component, this completes the installation of battery modules 10 and fixed operations.
It should be noted that " longitudinal direction " described in the utility model refers to that the X-direction in Fig. 1-Fig. 2, " transverse direction " refer to
Y-direction in Fig. 1-Fig. 2.
According to the battery modules 10 of the utility model embodiment, by being arranged outwardly protrude first on the first side plate 2
The second shell mounting structure 5 outwardly protruded is arranged in casing mounting structure 4 on the second side plate 3, and battery modules 10 can be improved
Itself resists the ability of side collision.
Referring to Fig.1, shown in Fig. 3, mounting hole is provided on first shell mounting structure 4 and second shell mounting structure 5
6.The fixation hole on mounting hole 6 and other components on first shell mounting structure 4 is worn using the first bolt, uses
Two bolts wear the fixation hole on mounting hole 6 and other components on second shell mounting structure 5, can be by battery modules 10
It is fixed on other components.
In the embodiment shown in fig. 4, first shell mounting structure 4 and second shell mounting structure 5 are multiple, and more
A first shell mounting structure 4 and multiple second shell mounting structures 5 are along the in longitudinally staggered disposition of mould group ontology 1.
In some unshowned embodiments, first shell mounting structure 4 and second shell mounting structure 5 be it is multiple,
And multiple first shell mounting structures 4 and multiple second shell mounting structures 5 being longitudinally arranged along mould group ontology 1, and first
Casing mounting structure 4 is located at the top of second shell mounting structure 5, first shell mounting structure 4 and second shell mounting structure 5
It is vertically corresponding.Bolt wears the mounting hole 6 on the first shell mounting structure 4 of first battery modules 10 simultaneously in this way
And after the mounting hole 6 on the second shell mounting structure 5 of adjacent cell mould group 10, it may be implemented between two battery modules 10
Fixation, then by bolt screw in particular component in, the fixation of two battery modules 10 and the particular component may be implemented.
Referring to Fig.1, shown in Fig. 5, the upper edge of the first side plate 2 and the second side plate 3 is formed with the folding extended towards mould group ontology 1
Side 7, the downward pressure die group ontology 1 of flanging 7, to prevent mould group ontology 1 along Z-direction (i.e. vertical direction in Fig. 5) upward play, from
And improve the Z-direction antivibration kinetic force of mould group ontology 1.When battery modules 10 are mounted on inside battery pack, flanging 7 makes mould group
1 bottom of ontology is directly contacted with liquid cooling plate inside battery pack, is thus conducive to improve the uniformity that mould group ontology 1 radiates, simultaneously
Flanging 7 reduces the assembly precision requirement between the first side plate 2 and mould group ontology 1, between the second side plate 3 and mould group ontology 1, easily
In the assembly automation for realizing battery modules 10.
Referring to shown in Fig. 3, mould group ontology 1 may include top plate 11, bracket 12 and battery core, and battery core is arranged in bracket 12
The top of bracket 12 is arranged in top, top plate 11, and the both sides of the edge of bracket 12 have recessed portion 121, and recessed portion 121 is along mould group sheet
The longitudinal of body 1 extends, and the flanging 7 of each side plate compresses downwards recessed portion 121.Optionally, top plate 11 can be clamped with bracket 12
Cooperation, in a particular embodiment, bracket 12 can be nonmetal parts, thus it can be prevented that accident, which occurs, between each battery core leads
Electricity.In addition, top plate 11 and bracket 12 can also play position-limiting action to each battery core, prevent battery core from shaking.
Referring to Fig.1 shown in-Fig. 2, battery modules 10 can also include end plate 8, and two end faces of mould group ontology 1 are respectively arranged one
A end plate 8.Welding side can be used in connection between first side plate 2 and two end plates 8, between the second side plate 3 and two end plates 8
Formula.
End plate 8 can be extruded profile, referring to shown in Fig. 6-Fig. 7, end plate 8 may include: outside plate 81, inner panel 82 and
Connecting plate 83, connecting plate 83 are connected between outside plate 81 and inner panel 82, and outside plate 81 is arranged in the outside of inner panel 82, and outside plate 81
Thickness is greater than the thickness of inner panel 82.When battery modules 10 are by impact force from both ends, outside plate 81 is thicker, is not susceptible to become
Shape, to be conducive to be promoted the non-deformability of 10 end face of battery modules.
Further, the quantity of connecting plate 83 be it is multiple, multiple connecting plates 83 are parallel to each other, and outside plate 81, inner panel 82 with
Loss of weight cavity is formed between two connecting plates 83 of arbitrary neighborhood, it is possible thereby to mitigate the weight of end plate 8, and then is conducive to battery mould
The light-weight design of group 10.
Optionally, multiple wiring harness ribbon fixation holes 811 are provided on outside plate 81, harness or high-low pressure connector can utilize this
A little wiring harness ribbon fixation holes 811 are fixed on outside plate 81.In the embodiment shown in fig. 7, the quantity of wiring harness ribbon fixation hole 811
It is two, and two wiring harness ribbon fixation holes 811 are along the lateral arrangement of mould group ontology 1.
Specifically, referring to Fig.1 shown in-Fig. 2, any one side plate in the first side plate 2 and the second side plate 3 may each comprise side
Plate ontology 91, the both ends of side plate body 91 have the end plate 92 for protruding 1 both ends end face of mould group ontology respectively, each end plate 92
Fixation is bonded with the end plate 8 of the same end.
Preferably, each end plate 92 is bonded fixation with the outside plate 81 of the same end, since the thickness of outside plate 81 is greater than inner panel
82 thickness, therefore end plate 92 and the contact area of outside plate 81 are larger, facilitate the welding operation of the two, are also beneficial to raising two
The degree that is connected firmly of person.
Further, the lower edge of end plate 92 is concordant with side plate body 91, and the upper edge of end plate 92 is lower than side plate body 91
Upper edge, and the upper edge of end plate 92 be not higher than end plate 8 upper surface, thereby facilitate the weldering between end plate 92 and end plate 8
Connect operation.Meanwhile the longitudinal length of flanging 7 is identical as the longitudinal length of side plate body 91, it is possible thereby to avoid flanging 7 and end plate
8 interfere.
According to the battery pack of the utility model another aspect embodiment, the battery modules including shell and above-described embodiment
10, intermediate beam 20 is provided in the inner bottom wall of shell, fixation hole is provided on intermediate beam 20, mounting hole 6 is suitable for and fixation hole pair
It answers, bolt wears mounting hole 6 and fixation hole simultaneously, battery modules 10 can be fixed on intermediate beam 20.In this way, can improve
The ability of the resistance to deformation of battery modules 10 itself, and the ability of entire battery pack Collision-free and extrusion deformation can be improved.
Intracorporal 20 quantity of intermediate beam of shell can be multiple, while multiple battery modules 10 are fixed with intermediate beam 20, by
This can shake to avoid battery modules 10, be conducive to the antivibration kinetic force for promoting battery pack.
Optionally, intermediate beam 20 can be set between two neighboring battery modules 10, can also stick on the interior of shell
On side wall.
In a particular embodiment, shell can be lower case, and intermediate beam 20 is the intracorporal crossbeam of lower casing.And shell can be with
It is Al-alloy casing, it is possible thereby to mitigate the overall weight of battery pack.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of battery modules (10) characterized by comprising
Mould group ontology (1)；
First side plate (2), first side plate (2) are arranged in the first longitudinal direction side of the mould group ontology (1), first side
The lateral surface of plate (2), which protrudes above, is provided with first shell mounting structure (4)；
Second side plate (3), second side plate (3) are arranged in the second longitudinal direction side of the mould group ontology (1), described second side
The lateral surface of plate (3), which protrudes above, is provided with second shell mounting structure (5).
2. battery modules (10) according to claim 1, which is characterized in that the first shell mounting structure (4) and institute
It states and is provided with mounting hole (6) on second shell mounting structure (5).
3. battery modules (10) according to claim 1, which is characterized in that the first shell mounting structure (4) and institute
Stating second shell mounting structure (5) is multiple, and multiple first shell mounting structures (4) and multiple second shells
Mounting structure (5) is in longitudinally staggered disposition along the mould group ontology (1).
4. battery modules (10) according to claim 1, which is characterized in that first side plate (2) and described second side
The upper edge of plate (3) is formed with the flanging (7) extended towards the mould group ontology (1), and the flanging (7) compresses downwards the mould group
Ontology (1).
5. battery modules described in any one of -4 (10) according to claim 1, which is characterized in that further include: end plate (8), institute
The end plate (8) is respectively arranged in two end faces for stating mould group ontology (1).
6. battery modules (10) according to claim 5, which is characterized in that the end plate (8) includes: outside plate (81), interior
Plate (82) and the connecting plate (83) being connected between the outside plate (81) and the inner panel (82), outside plate (81) setting exist
The outside of the inner panel (82), and the thickness of the outside plate (81) is greater than the thickness of the inner panel (82).
7. battery modules (10) according to claim 6, which is characterized in that the quantity of the connecting plate (83) be it is multiple,
And loss of weight cavity is formed between the two neighboring connecting plate (83), multiple wiring harness ribbons, which are provided with, on the outside plate (81) fixes
Hole (811).
8. battery modules (10) according to claim 5, which is characterized in that first side plate (2) and described second side
Any one side plate in plate (3) includes: side plate body (91), and the both ends of the side plate body (91) have described in protrusion respectively
The end plate (92) of mould group ontology (1) both ends end face, each end plate (92) are bonded solid with the end plate (8) of the same end
It is fixed.
9. battery modules (10) according to claim 8, which is characterized in that the lower edge of the end plate (92) and the side
Concordantly, the upper edge of the end plate (92) is lower than the upper edge of the side plate body (91), and the end plate to plate ontology (91)
(92) upper edge is not higher than the upper surface of the end plate (8).
10. a kind of battery pack characterized by comprising
Battery modules (10) as described in any one of claim 2-9；
Shell is provided with intermediate beam (20) in the inner bottom wall of the shell, is provided with fixation hole on the intermediate beam (20), described
Mounting hole (6) is suitable for corresponding with the fixation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820750114.1U CN208444873U (en) | 2018-05-18 | 2018-05-18 | Battery modules and battery pack with the battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820750114.1U CN208444873U (en) | 2018-05-18 | 2018-05-18 | Battery modules and battery pack with the battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208444873U true CN208444873U (en) | 2019-01-29 |
Family
ID=65091743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820750114.1U Active CN208444873U (en) | 2018-05-18 | 2018-05-18 | Battery modules and battery pack with the battery modules |
Country Status (1)
| Country | Link |
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| CN (1) | CN208444873U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112018284A (en) * | 2019-05-31 | 2020-12-01 | 比亚迪股份有限公司 | Battery module, battery pack and vehicle |
| WO2021052006A1 (en) * | 2019-09-20 | 2021-03-25 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack, and vehicle |
| CN113364904A (en) * | 2021-06-04 | 2021-09-07 | 维沃移动通信有限公司 | Electronic device |
| WO2023040913A1 (en) * | 2021-09-14 | 2023-03-23 | 蜂巢能源科技股份有限公司 | Battery module and vehicle |
-
2018
- 2018-05-18 CN CN201820750114.1U patent/CN208444873U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112018284A (en) * | 2019-05-31 | 2020-12-01 | 比亚迪股份有限公司 | Battery module, battery pack and vehicle |
| WO2021052006A1 (en) * | 2019-09-20 | 2021-03-25 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack, and vehicle |
| US11302986B2 (en) | 2019-09-20 | 2022-04-12 | Contemporary Amperex Technology Co., Limited | Battery module, battery pack, and vehicle |
| CN113364904A (en) * | 2021-06-04 | 2021-09-07 | 维沃移动通信有限公司 | Electronic device |
| CN113364904B (en) * | 2021-06-04 | 2024-04-26 | 维沃移动通信有限公司 | Electronic equipment |
| WO2023040913A1 (en) * | 2021-09-14 | 2023-03-23 | 蜂巢能源科技股份有限公司 | Battery module and vehicle |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190118 Address after: 213000 168 Huacheng Road, Jintan District, Changzhou, Jiangsu Patentee after: SVOLT Energy Technology Co.,Ltd. Address before: No. 2266 Chaoyang South Street, Baoding City, Hebei Province, 071000 Patentee before: GREAT WALL MOTOR Co.,Ltd. |