CN220042125U - U-shaped battery pack box body cross beam and battery pack box body - Google Patents
U-shaped battery pack box body cross beam and battery pack box body Download PDFInfo
- Publication number
- CN220042125U CN220042125U CN202321619296.6U CN202321619296U CN220042125U CN 220042125 U CN220042125 U CN 220042125U CN 202321619296 U CN202321619296 U CN 202321619296U CN 220042125 U CN220042125 U CN 220042125U
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- bending plate
- shaped bending
- shaped
- battery pack
- plate
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- 238000005452 bending Methods 0.000 claims abstract description 112
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 26
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to the technical field of batteries, in particular to a U-shaped battery pack box body cross beam and a battery pack box body. The first -shaped bending plate, the U-shaped bending plate and the second -shaped bending plate of the cross beam of the U-shaped battery pack box body are integrally bent and formed, the end part of the first extension part, the end part of the second extension part and the middle part of the bottom outer side surface of the U-shaped bending plate are fixedly connected, two ends of the reinforcing plate are respectively abutted against and fixedly connected with one side, far away from the first extension part, of the first -shaped bending plate and one side, far away from the second extension part, of the second -shaped bending plate, so that the overall strength and the hardness are greatly improved, the interface/joint mark is reduced, the structural stability is good, the air tightness is improved, the appearance is tidy and attractive, the service life is prolonged, and the cost is reduced.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a cross beam of a square battery pack box body and a battery pack box body.
Background
Currently, the battery pack box body commonly used in the market is made of an aluminum alloy material; after the national new energy patch is cancelled, the cost of the automobile factory is too high, and the scheme for reducing the cost is needed to be proposed. In the market, the cross-section shape of the cross beam of the battery pack box body is in a shape like a Chinese character 'ji' or a kou (as shown in fig. 1), and the cross beam in the structural shape has the risk of unqualified strength.
In the prior art, chinese patent document with application number 202021670635.X discloses a battery package box structure of new energy automobile, its battery package upper cover is located the top of lower plate and is parallel relative with the lower plate, the side wall is welded perpendicularly with the edge all around of lower plate, front edge beam, rear edge beam and two crossbeams are parallel fixed respectively in the front end of the upper plate face of lower plate, the rear end and the centre, front edge beam, rear edge beam and two crossbeams's below welds front edge beam backup pad respectively, rear edge beam backup pad and two crossbeams backup pads, battery module is placed respectively between front edge beam, rear edge beam and two crossbeams, front edge beam backup pad, rear edge beam backup pad and two crossbeams backup pads pass through bolted connection with battery module respectively. The front side beam, the rear side beam, the cross beam and the side wall are rectangular frames, so that the strength and the hardness of the front side beam, the rear side beam, the cross beam and the side wall are low, and the service life is short.
Thus, the drawbacks are quite apparent and there is a need to provide a solution.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide a cross beam of a square battery pack box body and the battery pack box body.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the U-shaped bending plate is integrally bent and connected with one end of the first -shaped bending plate, the other end of the U-shaped bending plate is integrally bent and connected with one end of the second -shaped bending plate, a first extension part is arranged at the other end of the first -shaped bending plate, a second extension part is arranged at the other end of the second -shaped bending plate, the first extension part and the second extension part are respectively overlapped with the bottom outer side surface of the U-shaped bending plate, and the end part of the first extension part, the end part of the second extension part and the middle part of the bottom outer side surface of the U-shaped bending plate are fixedly connected; the two ends of the reinforcing plate are respectively abutted against and fixedly connected with one side, far away from the first extension part, of the first -shaped bending plate and one side, far away from the second extension part, of the second -shaped bending plate, and the reinforcing plate covers the opening of the second -shaped bending plate.
Further, an end of the first extension is abutted with an end of the second extension; the end part of the first extension part, the end part of the second extension part and the middle part of the bottom outer side surface of the U-shaped bending plate are welded together.
Further, two ends of the reinforcing plate are welded with one side, away from the first extension portion, of the first -shaped bending plate and one side, away from the second extension portion, of the second -shaped bending plate respectively.
Further, a first concave position is concavely arranged on one side, far away from the first extension portion, of the first -shaped bending plate, a second concave position is concavely arranged on one side, far away from the second extension portion, of the second -shaped bending plate, and two ends of the reinforcing plate are respectively accommodated in the first concave position and the second concave position.
Further, the outer side wall of the reinforcing plate, the outer side wall of the first -shaped bending plate and the outer side wall of the second -shaped bending plate are flush.
Further, the corner of the U-shaped bending plate, the corner of the first -shaped bending plate and the corner of the second -shaped bending plate are all arc angles.
Further, the first -shaped bending plate and the second -shaped bending plate are symmetrically arranged about the center vertical line a of the U-shaped bending plate.
The utility model also provides a battery pack box body, which comprises the cross beam of the battery pack box body in the shape of the Chinese character 'mu'.
Further, the multi-purpose battery pack box comprises a bottom plate, a plurality of cross beams of the multi-purpose battery pack box are arranged on the bottom plate, and the cross beams of the multi-purpose battery pack box are connected in a longitudinal and transverse mode and are arranged on the bottom plate.
The utility model has the beneficial effects that: the first -shaped bending plate, the U-shaped bending plate and the second -shaped bending plate of the U-shaped battery pack box beam are integrally bent and formed, the end part of the first extension part, the end part of the second extension part and the middle part of the bottom outer side surface of the U-shaped bending plate are fixedly connected, two ends of the reinforcing plate are respectively abutted against and fixedly connected with one side, far away from the first extension part, of the first -shaped bending plate and one side, far away from the second extension part, of the second -shaped bending plate, so that the overall strength and the hardness are greatly improved, the interface/joint mark is reduced, the structural stability is good, the air tightness is improved, the appearance is neat and attractive, the loading strength of the U-shaped battery pack box beam is met, the service life is prolonged, and the cost is reduced.
Drawings
Fig. 1 is a schematic structural view of a cross beam in a shape of a Chinese character 'kou' in the prior art.
Fig. 2 is a schematic structural view of a cross beam of a cell pack box in the shape of a Chinese character 'mu'.
Fig. 3 is a schematic perspective view of a cross beam of a cell pack box in the shape of a Chinese character 'mu'.
Fig. 4 is a schematic perspective view of a battery pack case according to the present utility model.
Reference numerals illustrate:
1. u-shaped bending plate; 2. a first -shaped bending plate; 3. a first extension; 4. a second -shaped bending plate; 5. a second extension; 6. a reinforcing plate; 8. a first recess; 9. a second recess; 10. the cross beam of the cell pack box body is shaped like a Chinese character 'mu'; 11. a bottom plate.
Detailed Description
The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model.
As shown in fig. 1 to 4, the U-shaped battery pack box cross beam 10 provided by the utility model comprises a U-shaped bending plate 1, a first -shaped bending plate 2, a second -shaped bending plate 4 and a reinforcing plate 6, wherein the first -shaped bending plate 2, the U-shaped bending plate 1 and the second -shaped bending plate 4 are formed by integrally rolling or stamping and bending the forming plates, openings of the first -shaped bending plate 2 and the second -shaped bending plate 4 are oppositely arranged, one end of the U-shaped bending plate 1 is integrally bent and connected with one end of the first -shaped bending plate 2, the other end of the U-shaped bending plate 1 is integrally bent and connected with one end of the second -shaped bending plate 4, the other end of the first -shaped bending plate 2 is provided with a first extension part 3, the other end of the second -shaped bending plate 4 is provided with a second extension part 5, and the first extension part 3 and the second extension part 5 are respectively fixedly connected with the bottom of the U-shaped bending plate 1 and the middle part of the outer side of the first bending plate 1 and the middle part of the second bending plate; the two ends of the reinforcing plate 6 are respectively abutted against and fixedly connected with one side of the first -shaped bending plate 2 away from the first extension part 3 and one side of the second -shaped bending plate 4 away from the second extension part 5, and the reinforcing plate 6 covers the opening of the second -shaped bending plate 4. The first -shaped bending plate 2, the U-shaped bending plate 1 and the second -shaped bending plate 4 of the U-shaped battery pack box beam 10 are integrally bent and formed, the end part of the first extension part 3, the end part of the second extension part 5 and the middle part of the bottom outer side surface of the U-shaped bending plate 1 are fixedly connected, and then the two ends of the reinforcing plate 6 are respectively abutted against and fixedly connected with one side, far away from the first extension part 3, of the first -shaped bending plate 2 and one side, far away from the second extension part 5, of the second -shaped bending plate 4, so that the overall strength and the hardness are greatly improved, the interface/joint mark is reduced, the structural stability is good, the air tightness is improved, the appearance is neat and attractive, the loading strength of the U-shaped battery pack box beam 10 is met, the service life is prolonged, and the cost is reduced.
In this embodiment, the end of the first extension 3 is butted with the end of the second extension 5; the end of the first extension part 3, the end of the second extension part 5 and the middle part of the bottom outer side surface of the U-shaped bending plate 1 are welded together by laser. This structural design has improved the joint strength of first extension 3, second extension 5 and U style of calligraphy bending plate 1 to further improved the bulk strength, hardness and the structural stability of this style of calligraphy battery package box crossbeam 10.
In this embodiment, two ends of the reinforcing plate 6 are respectively welded with one side of the first -shaped bending plate 2 away from the first extension portion 3 and one side of the second -shaped bending plate 4 away from the second extension portion 5 by laser. According to the structural design, the connection strength of the first -shaped bending plate 2, the reinforcing plate 6 and the second -shaped bending plate 4 is improved, so that the overall strength, the rigidity and the structural stability of the cross beam 10 of the cell pack box body in the shape of the Chinese character 'mu' are further improved.
In this embodiment, a first concave position 8 is concavely disposed on a side of the first -shaped bending plate 2 away from the first extending portion 3, a second concave position 9 is concavely disposed on a side of the second -shaped bending plate 4 away from the second extending portion 5, and two ends of the reinforcing plate 6 are respectively accommodated in the first concave position 8 and the second concave position 9. This structural design for reinforcing plate 6 and first style of calligraphy bent plate 2, second style of calligraphy bent plate 4 compact structure has reduced the volume of this mesh style of calligraphy battery package box crossbeam 10, and when the equipment, first sunken position 8 and second sunken position 9 play the effect of location to the both ends of reinforcing plate 6, the both ends of reinforcing plate 6 of being convenient for respectively with first style of calligraphy bent plate 2, second style of calligraphy bent plate 4 laser welding.
In this embodiment, the outer side wall of the reinforcing plate 6, the outer side wall of the first -shaped bending plate 2 and the outer side wall of the second -shaped bending plate 4 are flush. The structural design ensures that the cross beam 10 of the cell pack box body in the shape of the Chinese character 'mu' has compact structure, flat and beautiful appearance.
In this embodiment, the corner of the U-shaped bending plate 1, the corner of the first -shaped bending plate 2 and the corner of the second -shaped bending plate 4 are all arc angles. The structural design is attractive in appearance, sharp corners are prevented from being formed, and stress concentration at the corner of the cross beam 10 of the square battery pack box body is avoided.
In this embodiment, the first -shaped bending plate 2 and the second -shaped bending plate 4 are symmetrically arranged about the center vertical line a of the U-shaped bending plate 1. The structural design has good structural symmetry and strong structural stability, and is not easy to deform.
In the embodiment, the forming plate is a steel plate, the reinforcing plate 6 can be an iron plate or a steel plate, the strength and the hardness of the cross beam 10 of the square battery pack box body are increased, the processing and the forming are convenient, the cost is reduced, and the cost reduction and the efficiency enhancement are realized.
The utility model also provides a battery pack box body, which comprises the cross beam 10 of the battery pack box body in the shape of the Chinese character 'mu'.
In this embodiment, the battery pack box cross beam further includes a bottom plate 11, the number of the cross beams 10 of the battery pack box in the shape of a Chinese character 'mu' is plural, and the cross beams 10 of the battery pack box in the shape of a Chinese character 'mu' are vertically and horizontally connected and arranged on the bottom plate 11.
The battery pack box has all the beneficial effects of the cross beam 10 of the square battery pack box, and will not be described herein.
All technical features in the embodiment can be freely combined according to actual needs.
The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.
Claims (9)
1. A mesh style of calligraphy battery package box crossbeam, its characterized in that: the U-shaped bending plate comprises a U-shaped bending plate (1), a first -shaped bending plate (2), a second -shaped bending plate (4) and a reinforcing plate (6), wherein openings of the first -shaped bending plate (2) and the second -shaped bending plate (4) are oppositely arranged, one end of the U-shaped bending plate (1) is integrally bent and connected with one end of the first -shaped bending plate (2), the other end of the U-shaped bending plate (1) is integrally bent and connected with one end of the second -shaped bending plate (4), a first extending part (3) is arranged at the other end of the first -shaped bending plate (2), a second extending part (5) is arranged at the other end of the second -shaped bending plate (4), the first extending part (3) and the second extending part (5) are respectively overlapped with the bottom outer side surface of the U-shaped bending plate (1), and the end part of the first extending part (3) and the end part of the second extending part (5) are fixedly connected with the bottom outer side surface of the U-shaped bending plate (1); the two ends of the reinforcing plate (6) are respectively in abutting and fixed connection with one side, far away from the first extension part (3), of the first -shaped bending plate (2) and one side, far away from the second extension part (5), of the second -shaped bending plate (4), and the reinforcing plate (6) covers the opening of the second -shaped bending plate (4).
2. The mesh-shaped battery pack box cross beam as claimed in claim 1, wherein: the end part of the first extension part (3) is butted with the end part of the second extension part (5); the end part of the first extension part (3), the end part of the second extension part (5) and the middle part of the bottom outer side surface of the U-shaped bending plate (1) are welded together.
3. The mesh-shaped battery pack box cross beam as claimed in claim 1, wherein: the two ends of the reinforcing plate (6) are respectively welded with one side of the first -shaped bending plate (2) far away from the first extension part (3) and one side of the second -shaped bending plate (4) far away from the second extension part (5).
4. The mesh-shaped battery pack box cross beam as claimed in claim 1, wherein: one side of the first -shaped bending plate (2) far away from the first extension part (3) is concavely provided with a first concave position (8), one side of the second -shaped bending plate (4) far away from the second extension part (5) is concavely provided with a second concave position (9), and two ends of the reinforcing plate (6) are respectively accommodated in the first concave position (8) and the second concave position (9).
5. The cross beam of the cell pack box shaped like a Chinese character 'mu' according to claim 4, wherein: the outer side wall of the reinforcing plate (6), the outer side wall of the first -shaped bending plate (2) and the outer side wall of the second -shaped bending plate (4) are flush.
6. The mesh-shaped battery pack box cross beam as claimed in claim 1, wherein: the corner of the U-shaped bending plate (1), the corner of the first -shaped bending plate (2) and the corner of the second -shaped bending plate (4) are all arc angles.
7. The mesh-shaped battery pack box cross beam as claimed in claim 1, wherein: the first -shaped bending plate (2) and the second -shaped bending plate (4) are symmetrically arranged about the center vertical line a of the U-shaped bending plate (1).
8. A battery pack case, characterized in that: a cross beam (10) comprising a cell pack box in the shape of a mesh according to any one of claims 1 to 7.
9. The battery pack case according to claim 8, wherein: the battery pack box cross beam comprises a bottom plate (11), a plurality of mesh-shaped battery pack box cross beams (10) and a plurality of mesh-shaped battery pack box cross beams (10) which are vertically and horizontally connected and arranged on the bottom plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321619296.6U CN220042125U (en) | 2023-06-21 | 2023-06-21 | U-shaped battery pack box body cross beam and battery pack box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321619296.6U CN220042125U (en) | 2023-06-21 | 2023-06-21 | U-shaped battery pack box body cross beam and battery pack box body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220042125U true CN220042125U (en) | 2023-11-17 |
Family
ID=88738415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321619296.6U Active CN220042125U (en) | 2023-06-21 | 2023-06-21 | U-shaped battery pack box body cross beam and battery pack box body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220042125U (en) |
-
2023
- 2023-06-21 CN CN202321619296.6U patent/CN220042125U/en active Active
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