CN209374538U - Battery modules shell, battery modules, battery pack and automobile - Google Patents
Battery modules shell, battery modules, battery pack and automobile Download PDFInfo
- Publication number
- CN209374538U CN209374538U CN201920406577.0U CN201920406577U CN209374538U CN 209374538 U CN209374538 U CN 209374538U CN 201920406577 U CN201920406577 U CN 201920406577U CN 209374538 U CN209374538 U CN 209374538U
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- Prior art keywords
- fin
- battery modules
- side plate
- battery
- hole
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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 relates to technical field of new energy, a kind of battery modules shell, battery modules, battery pack and automobile are provided.The battery modules shell includes the first fin (10), the second fin (20) and two side plates (30) being oppositely arranged, first fin (10) and second fin (20) are separately positioned on the different side plates (30) and extend along the length direction of the side plate (30), it is provided with corresponding through-hole on first fin (10) and second fin (20), first fin (10) and second fin (20) are parallel to each other and be staggered in the width direction of two side plates (30).Battery modules shell provided by the present application improves battery pack and battery modules resist the ability for squeezing and colliding, and makes the arrangement between battery modules more compact, has saved the inner space of battery pack.
Description
Technical field
The utility model relates to technical field of new energy, in particular to a kind of battery modules shell, battery modules, electricity
Chi Bao and automobile.
Background technique
New-energy automobile, especially electric car are the developing direction of future automobile.Power battery pack is electric car weight
Component part is wanted, mould group is the core component of power battery pack.The collision safety of battery modules is always that new-energy automobile is important
One of focus, existing battery pack safeguard structure when vehicle is abnormal accident, will lead to battery pack generate it is biggish
Deformation, so that the on fire or explosion accident for threatening member's life security is generated, the fixed mould in the side furthermore based on whole packet exploitation
Group can form gap between end plate and side plate, cause in end side plate laser welding, laser due to the presence of build-up tolerance
It may be by the inside battery core of the gap-contact to battery modules, it is possible to battery core insulating film is caused to fail.
Therefore, it is necessary to be improved to current battery modules, asked with overcoming these problems or at least reducing these
Inscribe odds.
Utility model content
In view of this, the utility model is directed to a kind of battery modules shell, squeezed with improving the resistance of battery modules
With the ability of collision.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of battery modules shell, the battery modules shell are oppositely arranged including the first fin, the second fin and two
Side plate, first fin and second fin are separately positioned on the different side plates and along the length of the side plate
Direction extends, and is provided with corresponding through-hole, first fin and described second on first fin and second fin
Fin is parallel to each other and is staggered in the width direction of two side plates.
Further, first fin and second fin are perpendicular to the side plate.
Further, the through-hole on first fin is evenly distributed along the length direction of the side plate.
Further, the battery modules shell includes two end plates being oppositely arranged, described in the end plate welded connecting
Side plate.
Further, the backstop rib of the width direction extension along the side plate, institute are formed on the medial surface of the side plate
The end face for stating end plate is formed with the groove that can accommodate the backstop rib, and the end face of the end plate is welded in the inside of the side plate
Face, so that the backstop rib is contained in the groove, and/or；The both ends shape along its length of the medial surface of the side plate
At there is recess portion, the end face of the end plate is welded in the recess portion.
Further, first fin and the side plate and second fin and the side plate are integrally formed
Part.
Further, first fin and the side plate and second fin and the side plate are extrusion forming
Part.
Compared with the existing technology, battery modules shell described in the utility model, since the first fin and the second fin are set
It sets on the different side plates of battery modules shell, is provided with corresponding through-hole on the first fin and the second fin, and first is convex
Rib and the second fin are parallel to each other and be staggered along the width direction of the side plate, so that in the battery pack with multiple battery modules
In, with battery modules shell provided by the present application battery modules can be opposite with two adjacent battery modules sides shape
Formula setting, enables the width direction of the first fin of one and the second fin of another one along side plate in two battery modules
Upper alignment runs through two using fastener so that the through-hole on the first fin of one and the second fin of another one is aligned
The two battery modules can be connected in the lower case of battery pack by the through-hole on person, to improve battery pack and battery
Mould group resists the ability for squeezing and colliding, and makes the arrangement between battery modules more compact, has saved the inside of battery pack
Space.
The another object of the utility model is to propose that a kind of battery modules, the battery modules include battery core and institute as above
The battery modules shell stated, the battery core are arranged in the battery modules shell.
The utility model third aspect provides a kind of battery pack, and the battery pack includes fastener, lower case and as above
The battery modules are formed with mounting rail between the mould group to raise upward in the lower case, shape on mounting rail between the mould group
At there is mounting hole, multiple battery modules are arranged side by side so that the mounting hole between the same mould group on mounting rail and one
Through-hole pair on the through-hole of first fin of battery modules and second fin of another adjacent battery modules
Standard, the fastener is through the through-hole of first fin and the through-hole of second fin and is ultimately connected to the mounting hole
In.
Last aspect of the application also provides a kind of automobile, and the automobile includes battery pack as described above.
The battery modules, battery pack and automobile are possessed excellent compared with the existing technology with above-mentioned battery modules shell
Gesture is identical, and details are not described herein.
Other features and advantages of the utility model will the following detailed description will be given in the detailed implementation section.
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 exemplary embodiment and its explanation of type are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 is the schematic diagram of battery modules described in the utility model embodiment；
Fig. 2 is the schematic diagram of the connection of battery modules described in two the utility model embodiments；
Fig. 3 is the schematic diagram of the side plate of the battery modules of Fig. 1；
Fig. 4 is the schematic diagram of the end plate of the battery modules of Fig. 1；
Fig. 5 is the end plate and side plate connection schematic diagram of battery modules described in the utility model embodiment；
Fig. 6 is the end plate and side plate connection schematic diagram of battery modules described in the utility model another embodiment；
Fig. 7 is the end plate and side plate connection schematic diagram of battery modules described in the utility model another embodiment.
Description of symbols:
10- the first fin 20- the second fin 30- side plate 31- backstop rib 32- recess portion
Mounting rail between 40- end plate 41- groove 42- Lightened structure 50- mould group
Specific embodiment
It should be noted that in the absence of conflict, the spy in embodiment and embodiment in the utility model
Sign can be combined with each other.
The utility model provides a kind of battery modules shell, as shown in Figure 1, the battery modules shell includes the first fin
10, the second fin 20 and two side plates 30 being oppositely arranged, first fin 10 and second fin 20 are separately positioned on
Extend on the different side plates 30 and along the length direction of the side plate 30, first fin 10 and second fin 20
On be provided with corresponding through-hole, first fin 10 and second fin 20 are parallel to each other and in two side plates 30
It is staggered in width direction.
Compared with the existing technology, battery modules shell described in the utility model, due to the first fin 10 and the second fin
20 are arranged on the different side plates 30 of battery modules shell, and corresponding through-hole is provided on the first fin and the second fin, and
First fin and the second fin are parallel to each other and be staggered along the width direction of the side plate 30.As shown in Fig. 2, with multiple electricity
In the battery pack of Chi Mo group, the battery modules with battery modules shell provided by the present application can be with two adjacent battery moulds
The opposite form setting in group side, enables the first fin of one and the second fin edge of another one in two battery modules
It is aligned in the width direction of side plate, so that the through-hole on the first fin of one and the second fin of another one is aligned, benefit
The two battery modules can be connected in the lower case of battery pack with through-hole of the fastener in the two, to improve
Battery pack and battery modules, which are resisted, to be squeezed and the ability of collision, and makes the arrangement between battery modules more compact, is saved
The inner space of battery pack.
In the embodiment of Fig. 1 and Fig. 2 of the application, battery modules shell is common cuboid housing, battery mould
The end plate and side plate of group shell are vertical, and two side plates are parallel to each other, and two end plates are also parallel to each other, the first fin and the second fin
It is vertically disposed on two side plates.But it's not limited to that by the application, the first fin and the second fin are not necessarily wanted
Perpendicular to side plate, the battery modules shell of other shapes is also within the scope of protection of this application.
In addition, the side plate of the second fin of side plate and the second fin and installation of the first fin of the first fin and installation is one
Body formed part, preferably extruded profile, for example the moulding process of hot extrusion is selected, hot extrusion technique has molding plastotype preferable
The advantages of.But it's not limited to that for the utility model, can also select other common integrated molding modes, for example strike out
Type etc..
The application second aspect provides a kind of battery modules, which includes battery core and battery modules as described above
Shell, the battery core are arranged in the battery modules shell；In addition, the application also provides a kind of battery pack, which includes
Fastener, lower case and multiple battery modules as described above, raise upward as shown in Fig. 2, being formed in the lower case
Mould group between mounting rail 50, be formed with mounting hole between the mould group on mounting rail 50, multiple battery modules be arranged side by side with
Make first fin 10 of the mounting hole and a battery modules between the same mould group on mounting rail 50 through-hole and
Through-hole alignment on second fin 10 of another adjacent battery modules, the fastener is through first fin
The through-hole of through-hole and second fin is simultaneously ultimately connected in the mounting hole.Wherein, mounting rail 50 and battery pack between mould group
Lower case be configurable to be integrally formed part so that the lower case of battery modules and battery pack is capable of forming stable connection.
Fastener can be bolt or screw, be uniformly arranged on the length direction of the first fin 10 and the second fin 20
Multiple through-holes, therefore pass through between the first fin 10 of one and the second fin 20 of another one in two adjacent battery modules
Multiple fasteners are attached, and ensure that the reliability of connection.It is highly preferred that between mould group mounting rail 50 lower section can apical grafting in
One of be located below in first fin 10 and the second fin 20, battery modules are preferably supported to be formed.
It includes end plate 40 and side plate 30 that Fig. 1, which shows battery modules shell, and end plate 40 and side plate 30 can use Laser Welding
The form connection connect, i.e. the end face laser welding of end plate are connected to the medial surface of side plate, end plate 40 are being laser-welded to side plate
If operation is lack of standardization it is possible that laser is irradiated to battery mould by the weld seam between end plate 40 and side plate 30 during 30
Group inside battery core the case where.
In order to avoid this kind of situation.With reference to structure shown in Fig. 3, backstop rib is formed on the medial surface of side plate 30
31, backstop rib 31 is separately positioned on the both ends of side plate 30 along its length, and backstop rib 31 extends along the width direction of side plate,
In in order to avoid influencing the Fillet Feature being arranged on side plate both ends in the width direction, the length of backstop rib 31 is slightly less than side plate 30
Width；On the other hand, the end face of end plate 40 is formed with the groove 41 that can accommodate backstop slot 31, and Fig. 5 shows the end of end plate
The groove 41 opened up on face is formed with the Lightened structure 42 perpendicular to the end face of end plate, certainly, the loss of weight of end plate in end plates
Structure 42 may be set to be the end face for being parallel to end plate.
Fig. 5 shows a kind of embodiment that end plate is connected with side plate, i.e., is provided with backstop rib 31 on the medial surface of side plate,
The end face laser welding of end plate, is connected to the medial surface of side plate by the end face setting fluted 41 of end plate, so that backstop rib 31 holds
It is contained in the groove 41 of end plate, so that can be by 31 backstops of backstop rib, to keep away after laser light weld seam when laser welding
Exempt from laser irradiation to battery modules battery core.
Fig. 6 shows the another embodiment that end plate is connected with side plate, the i.e. medial surface of side plate along its length
Both ends be formed with recess portion 32, the end face of end plate is in contact with recess portion 32, side plate 32 position of recess portion thickness be less than other portions
Point thickness, laser light weld seam when laser welding can be by the side wall institute backstop of recess portion 32, to avoid laser irradiation to electric
The battery core of Chi Mo group.
Fig. 7 shows the another embodiment that end plate is connected with side plate, can regard the knot of above two embodiment as
Close, to carry out double cutting off inflow to laser, dramatically avoid laser irradiation to battery modules battery core.
Last aspect of the utility model also provides a kind of automobile, which includes battery pack as described above.
The foregoing is merely the better embodiments of the utility model, are not intended to limit the utility model, it is all
Within the spirit and principles of the utility model, it is practical new to should be included in this for any modification, equivalent replacement, improvement and so on
Within the protection scope of type.
Claims (10)
1. a kind of battery modules shell, which is characterized in that the battery modules shell includes the first fin (10), the second fin
(20) and two side plates (30) being oppositely arranged, first fin (10) and second fin (20) are separately positioned on difference
The side plate (30) on and extend along the length direction of the side plate (30), first fin (10) and second fin
(20) it is provided with corresponding through-hole on, first fin (10) and second fin (20) are parallel to each other and described in two
It is staggered in the width direction of side plate (30).
2. battery modules shell according to claim 1, which is characterized in that first fin (10) and described second convex
Rib (20) is perpendicular to the side plate (30).
3. battery modules shell according to claim 1, which is characterized in that through-hole on first fin (10) along
The length direction of the side plate (30) is evenly distributed.
4. battery modules shell according to claim 1, which is characterized in that the battery modules shell includes two opposite
The end plate (40) of setting, the end plate (40) are welded to connect the side plate (30).
5. battery modules shell according to claim 4, which is characterized in that be formed on the medial surface of the side plate (30)
The backstop rib (31) extended along the width direction of the side plate (30), the end face of the end plate (40) be formed with can accommodate it is described
The end face of the groove (41) of backstop rib (31), the end plate (40) is welded in the medial surface of the side plate (30), so that described stop
Gear rib (31) is contained in the groove (41), and/or；The both ends along its length of the medial surface of the side plate (30) are formed
Have recess portion (32), the end face of the end plate (40) is welded in the recess portion (32).
6. battery modules shell described in any one of -5 according to claim 1, which is characterized in that first fin (10)
It is integrally formed part with the side plate (30) and second fin (20) and the side plate (30).
7. battery modules shell according to claim 6, which is characterized in that first fin (10) and the side plate
(30) and second fin (20) and the side plate (30) are extruded profile.
8. a kind of battery modules, which is characterized in that the battery modules include described in any one of battery core and claim 1-7
Battery modules shell, the battery core is arranged in the battery modules shell.
9. a kind of battery pack, which is characterized in that the battery pack includes described in fastener, lower case and multiple claims 8
Battery modules, be formed with mounting rail (50) between the mould group to raise upward, mounting rail (50) between the mould group in the lower case
On be formed with mounting hole, the installation so that between the same mould group on mounting rail (50) is arranged side by side in multiple battery modules
Described the second of the through-hole of first fin (10) of hole and a battery modules and another adjacent battery modules is convex
Through-hole alignment on rib (20), the fastener is through the through-hole and the through-hole of second fin of first fin and final
It is connected in the mounting hole.
10. a kind of automobile, which is characterized in that the automobile includes battery pack as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406577.0U CN209374538U (en) | 2019-03-27 | 2019-03-27 | Battery modules shell, battery modules, battery pack and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406577.0U CN209374538U (en) | 2019-03-27 | 2019-03-27 | Battery modules shell, battery modules, battery pack and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209374538U true CN209374538U (en) | 2019-09-10 |
Family
ID=67824645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920406577.0U Active CN209374538U (en) | 2019-03-27 | 2019-03-27 | Battery modules shell, battery modules, battery pack and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209374538U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021071056A1 (en) * | 2019-10-10 | 2021-04-15 | 주식회사 엘지에너지솔루션 | Battery module and battery pack including same |
| CN113036305A (en) * | 2021-02-07 | 2021-06-25 | 厦门海辰新能源科技有限公司 | Battery pack |
-
2019
- 2019-03-27 CN CN201920406577.0U patent/CN209374538U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021071056A1 (en) * | 2019-10-10 | 2021-04-15 | 주식회사 엘지에너지솔루션 | Battery module and battery pack including same |
| KR20210042585A (en) * | 2019-10-10 | 2021-04-20 | 주식회사 엘지화학 | Battery module and battery pack including the same |
| KR102398574B1 (en) | 2019-10-10 | 2022-05-13 | 주식회사 엘지에너지솔루션 | Battery module and battery pack including the same |
| CN113036305A (en) * | 2021-02-07 | 2021-06-25 | 厦门海辰新能源科技有限公司 | Battery pack |
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