CN219832875U - Battery pack box and battery pack - Google Patents
Battery pack box and battery pack Download PDFInfo
- Publication number
- CN219832875U CN219832875U CN202320515870.7U CN202320515870U CN219832875U CN 219832875 U CN219832875 U CN 219832875U CN 202320515870 U CN202320515870 U CN 202320515870U CN 219832875 U CN219832875 U CN 219832875U
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- connecting edge
- upper connecting
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- 238000007789 sealing Methods 0.000 claims description 37
- 230000007704 transition Effects 0.000 claims description 27
- 230000002093 peripheral effect Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 18
- 238000011900 installation process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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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Abstract
The utility model relates to the field of batteries, in particular to a battery pack box and a battery pack. The battery pack box body comprises an upper shell and a lower shell, wherein the peripheral side part of the upper shell is provided with an upper connecting edge, the peripheral side part of the lower shell is provided with a lower connecting edge which is fixedly connected with the upper connecting edge, the upper connecting edge and the lower connecting edge which are positioned on the same side form a group of same-side connecting edges, and at least one group of same-side connecting edges are vertically arranged. The upper connecting edge and the lower connecting edge which are positioned on the same side form a group of same-side connecting edges, and at least one group of same-side connecting edges are vertically arranged, so that the connecting edges can be directly connected without arranging flanges, the overall size of the battery pack is further shortened, and the problems that in the prior art, the battery pack is large in size and large in occupied vehicle space caused by connection between the upper shell and the lower shell through the horizontally arranged flanges are solved.
Description
Technical Field
The utility model relates to the field of batteries, in particular to a battery pack box and a battery pack.
Background
The battery pack is a power source of the new energy automobile and is arranged in the vehicle. The battery pack generally comprises a battery module and a battery pack box body, wherein the battery pack box body is divided into an upper shell and a lower shell, and the battery module is arranged inside the battery pack box body.
In order to achieve the sealing connection of the upper and lower cases of the battery pack, therefore, flanges protruding outward are often provided on the upper and lower cases, and connection fixation is performed by the flanges. The patent of the utility model, for example, CN209200026U discloses a sealing structure of a battery pack case and a battery pack, wherein the battery pack case (i.e., a battery pack case) includes a case (i.e., a lower case) and a case cover (i.e., an upper case), and the case includes a body and a first flange (i.e., an upper connecting edge). Correspondingly, the case cover comprises a cover body and a second flange (namely a lower connecting edge), the two flanges are horizontally arranged to protrude out of the body and the cover body of the case body, sealing pieces are arranged between the first flange and the second flange, and bolt holes are further formed in the two flanges for bolts to pass through to complete connection of the case body and the case cover.
However, in the above technical solution, in order to ensure the sealing connection between the case body and the case cover, two flanges extending horizontally are provided, and the width of the flanges must be larger than the diameter of the head of the bolt for sealing and passing through the bolt, so that the transverse dimension of the battery pack is enlarged, and the occupied space of the battery pack is enlarged, while the space of the inside of the automobile is limited, and the arrangement of peripheral parts and even the cabin space of the automobile are affected by the oversized battery pack.
Disclosure of Invention
The utility model aims to provide a battery pack box body which is used for solving the problems of large size and large occupied vehicle space of a battery pack caused by connection between an upper shell and a lower shell through horizontally arranged flanges in the prior art; the utility model also aims to provide a battery pack which is used for solving the technical problems.
In order to achieve the above purpose, the battery pack box body of the utility model adopts the following technical scheme:
the utility model provides a battery package box, includes casing and lower casing, and the lateral part is provided with the connection limit all around of going up the casing, and the lateral part is provided with the lower connection limit that is used for with last connection limit fixed connection all around of lower casing, and the last connection limit and the lower connection limit that lie in same one side constitute a set of homonymy and connect the limit, and at least a set of homonymy is connected the limit and is set up vertically.
The beneficial effects of the technical scheme are that: the utility model improves the existing battery pack box body, the upper connecting edge and the lower connecting edge which are positioned on the same side form a group of same-side connecting edges, and at least one group of same-side connecting edges are vertically arranged, so that the horizontally arranged flanges are eliminated, and compared with the prior art, the size of the battery pack in the horizontal plane can be shortened, and the problems of large size and large occupied vehicle space of the battery pack caused by connecting the upper shell and the lower shell through the horizontally arranged flanges in the prior art are solved.
Further, two of the four sets of opposite same-side connecting sides are vertically arranged, and the other two sets of opposite same-side connecting sides are horizontally arranged, so that all upper connecting sides on the upper shell are divided into two vertical upper connecting sides and two horizontal upper connecting sides, and all lower connecting sides on the lower shell are divided into two vertical lower connecting sides and two horizontal lower connecting sides.
The beneficial effects of the technical scheme are that: the size of the battery pack is conveniently reduced through the two groups of connecting edges on the same side which are vertically arranged, and the upper shell and the lower shell are conveniently installed through the two groups of connecting edges on the same side which are horizontally arranged; meanwhile, two opposite groups are arranged vertically or horizontally, so that symmetrical arrangement is facilitated, and the processing technology is simplified.
Further, the lower shell comprises a bottom plate and end plates which are fixed at the left end and the right end of the bottom plate and are vertically arranged, the top ends of the end plates are provided with the horizontal lower connecting edges, and the front end and the rear end of the end plates and the bottom plate are respectively provided with the vertical lower connecting edges; the upper shell comprises first upper connecting plates which are arranged in a front-back opposite mode and are vertically arranged, and the vertical upper connecting edges are arranged at the edges of the first upper connecting plates.
The beneficial effects of the technical scheme are that: set up the setting that the electrical accessory is convenient for to the end plate on the lower casing, the top of end plate forms the level and connects the limit down, through the vertical lower connection limit that both ends set up around end plate and the bottom plate, the butt joint of convenient and last casing, and connect the limit down with vertical connection limit on the level on the end plate and be convenient for connect into annular connection limit down, guarantee the connection effect between last casing and the lower casing.
Further, the upper shell further comprises a second upper connecting plate which is opposite left and right and is vertically arranged, the horizontal upper connecting edge is arranged at the edge of the second upper connecting plate, and the horizontal upper connecting edge is lower than the top surface of the upper shell.
The beneficial effects of the technical scheme are that: is convenient for fixedly connecting with the lower shell with the end plate.
Further, the battery pack case further includes a gasket including a horizontal seal section interposed between the horizontal lower connecting side and the horizontal upper connecting side and a vertical seal section interposed between the vertical lower connecting side and the vertical upper connecting side, the vertical seal section being integrally U-shaped.
The beneficial effects of the technical scheme are that: the sealing gasket is matched with different connecting edges in an adaptive manner, so that the upper shell and the lower shell are conveniently sealed.
Further, a lower arc transition edge is arranged between the horizontal lower connecting edge and the vertical lower connecting edge, an upper arc transition edge is arranged between the horizontal upper connecting edge and the vertical upper connecting edge, and the sealing gasket further comprises a transition sealing section clamped between the upper arc transition edge and the lower arc transition edge.
The beneficial effects of the technical scheme are that: the sealing gasket is positioned at the right angle when in right angle transition, so that the sealing effect at the position is prevented from being influenced.
Further, the vertical seal section includes two upper and lower extension sections whose length extends in the up-down direction and a left and right extension section connected between the two upper and lower extension sections and whose length extends in the left-right direction, the width of the left and right extension sections being smaller than the width of the upper and lower extension sections.
The beneficial effects of the technical scheme are that: the width of the left extending section and the right extending section is smaller than that of the upper extending section and the lower extending section, so that the contact area between the upper casing and the left extending section and the right extending section in the installation process of the upper casing is reduced, and the installation difficulty caused by overlarge contact area between the upper casing and the sealing gasket in the installation process is avoided.
Further, the vertical sealing section comprises two upper and lower extending sections with the lengths extending along the upper and lower directions and left and right extending sections connected between the two upper and lower extending sections and with the lengths extending along the left and right directions, and grooves for embedding the left and right extending sections are formed in the bottom plate.
The beneficial effects of the technical scheme are that: the position of the sealing gasket is conveniently limited by arranging the groove on the bottom plate.
Further, the upper shell is a plastic shell, the vertical upper connecting edge is located at the outer side of the vertical lower connecting edge, and the battery pack box further comprises a pressing plate which is arranged at the outer side of the vertical upper connecting edge and is fixedly connected with the vertical upper connecting edge and the vertical lower connecting edge at the same time.
The beneficial effects of the technical scheme are that: the plastic shell is easy to process, the stress area of the joint of the plastic shell is conveniently increased by arranging the pressing plate, and the shell is prevented from being crushed.
In order to achieve the above purpose, the battery pack of the present utility model adopts the following technical scheme:
the battery pack comprises a box body and a battery module arranged in the box body, wherein the box body comprises an upper shell and a lower shell, the periphery side part of the upper shell is provided with an upper connecting edge, the periphery side part of the lower shell is provided with a lower connecting edge fixedly connected with the upper connecting edge, the upper connecting edge and the lower connecting edge which are positioned on the same side form a group of same-side connecting edges, and at least one group of same-side connecting edges are vertically arranged.
The beneficial effects of the technical scheme are that: the utility model improves the existing battery pack, the upper connecting edge and the lower connecting edge which are positioned on the same side form a group of same-side connecting edges, and at least one group of same-side connecting edges are vertically arranged, so that a horizontally arranged flange is eliminated.
Further, two of the four sets of opposite same-side connecting sides are vertically arranged, and the other two sets of opposite same-side connecting sides are horizontally arranged, so that all upper connecting sides on the upper shell are divided into two vertical upper connecting sides and two horizontal upper connecting sides, and all lower connecting sides on the lower shell are divided into two vertical lower connecting sides and two horizontal lower connecting sides.
The beneficial effects of the technical scheme are that: the size of the battery pack is conveniently reduced through the two groups of connecting edges on the same side which are vertically arranged, and the upper shell and the lower shell are conveniently installed through the two groups of connecting edges on the same side which are horizontally arranged; meanwhile, two opposite groups are arranged vertically or horizontally, so that symmetrical arrangement is facilitated, and the processing technology is simplified.
Further, the lower shell comprises a bottom plate and end plates which are fixed at the left end and the right end of the bottom plate and are vertically arranged, the top ends of the end plates are provided with the horizontal lower connecting edges, and the front end and the rear end of the end plates and the bottom plate are respectively provided with the vertical lower connecting edges; the upper shell comprises first upper connecting plates which are arranged in a front-back opposite mode and are vertically arranged, and the vertical upper connecting edges are arranged at the edges of the first upper connecting plates.
The beneficial effects of the technical scheme are that: set up the setting that the electrical accessory is convenient for to the end plate on the lower casing, the top of end plate forms the level and connects the limit down, through the vertical lower connection limit that both ends set up around end plate and the bottom plate, the butt joint of convenient and last casing, and connect the limit down with vertical connection limit on the level on the end plate and be convenient for connect into annular connection limit down, guarantee the connection effect between last casing and the lower casing.
Further, the upper shell further comprises a second upper connecting plate which is opposite left and right and is vertically arranged, the horizontal upper connecting edge is arranged at the edge of the second upper connecting plate, and the horizontal upper connecting edge is lower than the top surface of the upper shell.
The beneficial effects of the technical scheme are that: is convenient for fixedly connecting with the lower shell with the end plate.
Further, the battery pack case further includes a gasket including a horizontal seal section interposed between the horizontal lower connecting side and the horizontal upper connecting side and a vertical seal section interposed between the vertical lower connecting side and the vertical upper connecting side, the vertical seal section being integrally U-shaped.
The beneficial effects of the technical scheme are that: the sealing gasket is matched with different connecting edges in an adaptive manner, so that the upper shell and the lower shell are conveniently sealed.
Further, a lower arc transition edge is arranged between the horizontal lower connecting edge and the vertical lower connecting edge, an upper arc transition edge is arranged between the horizontal upper connecting edge and the vertical upper connecting edge, and the sealing gasket further comprises a transition sealing section clamped between the upper arc transition edge and the lower arc transition edge.
The beneficial effects of the technical scheme are that: the sealing gasket is positioned at the right angle when in right angle transition, so that the sealing effect at the position is prevented from being influenced.
Further, the vertical seal section includes two upper and lower extension sections whose length extends in the up-down direction and a left and right extension section connected between the two upper and lower extension sections and whose length extends in the left-right direction, the width of the left and right extension sections being smaller than the width of the upper and lower extension sections.
The beneficial effects of the technical scheme are that: the width of the left extending section and the right extending section is smaller than that of the upper extending section and the lower extending section, so that the contact area between the upper casing and the left extending section and the right extending section in the installation process of the upper casing is reduced, and the installation difficulty caused by overlarge contact area between the upper casing and the sealing gasket in the installation process is avoided.
Further, the vertical sealing section comprises two upper and lower extending sections with the lengths extending along the upper and lower directions and left and right extending sections connected between the two upper and lower extending sections and with the lengths extending along the left and right directions, and grooves for embedding the left and right extending sections are formed in the bottom plate.
The beneficial effects of the technical scheme are that: the position of the sealing gasket is conveniently limited by arranging the groove on the bottom plate.
Further, the upper shell is a plastic shell, the vertical upper connecting edge is located at the outer side of the vertical lower connecting edge, and the battery pack box further comprises a pressing plate which is arranged at the outer side of the vertical upper connecting edge and is fixedly connected with the vertical upper connecting edge and the vertical lower connecting edge at the same time.
The beneficial effects of the technical scheme are that: the plastic shell is easy to process, the stress area of the joint of the plastic shell is conveniently increased by arranging the pressing plate, and the shell is prevented from being crushed.
Drawings
Fig. 1 is an exploded view of example 1 of a battery pack case according to the present utility model;
fig. 2 is an assembly schematic diagram of embodiment 1 of a battery pack case according to the present utility model;
fig. 3 is a schematic structural view of example 7 of a battery pack case according to the present utility model.
In the figure: 1. an upper housing; 11. a first upper connection plate; 12. a second upper connecting plate; 13. a connecting edge on the horizontal; 14. a vertical upper connecting edge; 15. an upper arc transition edge; 16. a top surface; 2. a lower housing; 21. a bottom plate; 22. an end plate; 23. a horizontal lower connecting edge; 24. a vertical lower connecting edge; 25. a lower arc transition edge; 31. a horizontal seal section; 32. a transitional sealing section; 331. an upper and lower extension section; 332. a left and right extension section; 4. and (5) pressing plates.
Detailed Description
The features and capabilities of the present utility model are described in further detail below in connection with the examples.
In example 1 of the battery pack case in the present utility model:
the battery pack box comprises an upper shell and a lower shell, four groups of upper connecting edges are arranged on the peripheral side parts of the upper shell, lower connecting edges which are fixedly connected with the upper connecting edges are arranged on the peripheral side parts of the lower shell, and the upper connecting edges and the lower connecting edges which are positioned on the same side are vertically arranged so that the connecting edges do not protrude out of the shell any more, so that the transverse size is reduced conveniently.
As shown in fig. 1 and 2, the battery pack case includes an upper case 1 and a lower case 2, wherein a gasket is further provided between the upper case 1 and the lower case 2. The upper shell 1 and the lower shell 2 are fixedly connected together through the fasteners, so that the upper shell 1 and the lower shell 2 are connected, and the sealing gasket between the upper shell 1 and the lower shell 2 can be clamped simultaneously, so that a sealed environment is formed in the battery pack box body.
As shown in fig. 1, the upper case 1 has four upper connection plates and a top surface 16, two upper connection plates that are arranged opposite and vertically in the front-rear direction respectively constitute a first upper connection plate 11, two upper connection plates that are arranged opposite and vertically in the left-right direction respectively constitute a second upper connection plate 12, and the height dimension of the first upper connection plate 11 is larger than the height dimension of the second upper connection plate 12. The upper case 1 further has four upper connecting sides respectively provided at edges of the four upper connecting plates, wherein two upper connecting sides oppositely arranged in the front-rear direction are vertical upper connecting sides 14, wherein two upper connecting sides oppositely arranged in the left-right direction are horizontal upper connecting sides 13, the top surface 16 is higher than the horizontal upper connecting sides 13, and the horizontal upper connecting sides 13 are higher than the vertical upper connecting sides 14. An upper circular arc transition edge 15 is also provided between the horizontal upper connecting edge 13 and the vertical upper connecting edge 14.
As shown in fig. 1, the lower housing 2 includes a bottom plate 21 and end plates 22 fixed at left and right ends of the bottom plate 21 and arranged vertically, four sets of lower connecting edges are further provided on the lower housing 2, wherein two sets of lower connecting edges are provided at the top end of the end plate 22 and extend horizontally to form a horizontal lower connecting edge 23, and the other two sets of lower connecting edges are provided at front and rear sides of the end plate 22 and the bottom plate 21 to form vertical lower connecting edges 24. A lower circular arc transition edge 25 is arranged between the horizontal lower connecting edge 23 and the vertical lower connecting edge 24. The upper connecting edge and the lower connecting edge on the same side form a group of same-side connecting edges, that is, four groups of same-side connecting edges are formed in the embodiment, wherein two groups of same-side connecting edges are vertically arranged, and the other two groups of same-side connecting edges are horizontally arranged.
As shown in fig. 1, the gasket includes a horizontal seal section 31 interposed between the horizontal lower connecting side 23 and the horizontal upper connecting side 13, and a vertical seal section interposed between the vertical lower connecting side 24 and the vertical upper connecting side 14, the vertical seal section including two upper and lower extending sections 331 having a length extending in the up-down direction, and left and right extending sections 332 connected between the two upper and lower extending sections 331 and having a length extending in the left-right direction, that is, the vertical seal section is generally U-shaped. The gasket further includes a transition seal segment 32 disposed on the upper arcuate transition edge 15 and the lower arcuate transition edge 25.
As shown in fig. 1 and 2, in order to connect the upper and lower cases 1 and 2, mounting holes through which fasteners pass and fixedly connect are provided at the upper and lower connection sides, and penetrating holes through which fasteners pass are provided at the horizontal seal section 31 and the upper and lower extension sections 331 of the gasket. In particular, the fastener in this embodiment is a blind rivet nut, although other fasteners such as bolts or rivets may be used. The bottom plate 21 of the lower casing 2 is further provided with grooves for embedding the left and right extending sections 332 of the sealing gasket, and due to the effect of the sealing gasket, the upper horizontal connecting edge 13 of the upper casing 1 and the lower horizontal connecting edge 23 of the bottom plate 21 are in interference fit, so that the width of the left and right extending sections 332 is smaller than that of the upper and lower extending sections 331, and the positions of the left and right extending sections 332 are limited by the grooves on the lower casing 2, so that the installation process can be convenient.
In addition, the lower case needs to support and carry the battery module, and thus, it is necessary to maintain a certain structural strength, the lower case may use a case made of metal, and the upper case is mainly sealed by being coupled with the lower case, so that the upper case may use a plastic case to simplify the process and reduce the cost. In this embodiment, the upper housing 1 is a plastic housing, the lower housing 2 is a metal housing, the vertical upper connecting edge 14 is located at the outer side of the vertical lower connecting edge 24, the battery pack housing is further provided with a pressing plate 4, and the pressing plate 4 is a metal plate and is disposed at the outer side of the vertical upper connecting edge 14 and fixedly connected with the vertical upper connecting edge 14 and the vertical lower connecting edge 24 at the same time.
In example 2 of the battery pack case of the present utility model: for the connection of the upper case and the lower case, a new connection form is proposed in the present embodiment. Different from embodiment 1, in this embodiment, the upper shell and the lower shell are both metal shells, and are fixedly connected through bolts and nuts, so that a pressing plate is not arranged any more, and when screwing, a torque wrench is adopted to avoid overlarge moment in the installation process.
In example 3 of the battery pack case of the present utility model: the present embodiment proposes a new arrangement form for the arrangement of the lower case. Unlike embodiment 1, in this embodiment, no groove is provided on the lower case, and the left and right extending sections of the gasket are attached to the surface of the lower case.
In example 4 of the battery pack case of the present utility model: with respect to the arrangement of the sealing gasket, this embodiment proposes a new arrangement. Unlike embodiment 1, the width of the left and right extending sections in this embodiment is equal to the width of the upper and lower extending sections.
In example 5 of the battery pack case of the present utility model: the present embodiment proposes a new arrangement form for the arrangement of the upper and lower cases. Unlike embodiment 1, in this embodiment, no upper arc transition edge is provided on the upper housing, no lower arc transition edge is provided on the lower housing, both the upper housing and the lower housing are transited at right angles, and no transition sealing section is provided on the gasket.
In example 6 of the battery pack case of the present utility model: the present embodiment proposes a new arrangement form for the arrangement form of the gasket. Unlike embodiment 1, the vertical seal section in this embodiment is in a straight shape, and the horizontal seal section and the vertical seal section are located. Only left and right extending sections are arranged on the sealing gasket, and no upper and lower extending sections are arranged.
In example 7 of the battery pack case of the present utility model: the present embodiment proposes a new arrangement form for the arrangement form of the upper case. As shown in fig. 3, unlike embodiment 1, the upper case is not provided with the second upper connection plate in this embodiment, and the upper horizontal connection edge 13 is provided at the edge of the top surface 16, at which time the upper horizontal connection edge 13 is at the same height as the top surface 16 of the upper case.
In example 8 of the battery pack case of the present utility model: the present embodiment proposes a new arrangement form for the arrangement of the lower case. Unlike embodiment 1, the lower case in this embodiment has four end plates on the front, rear, left and right.
In example 9 of the battery pack case of the present utility model: the present embodiment proposes a new arrangement form for the arrangement form of the lower case. Unlike embodiment 1, in this embodiment, the lower housing is not provided with an end plate, and the upper housing is integrally sleeved on the bottom plate of the lower housing. The connecting edges are all connecting edges which are vertically arranged.
In example 10 of the battery pack case of the present utility model: the present embodiment proposes a new arrangement for the arrangement of the upper and lower connecting sides. Unlike embodiment 1, only one of the four sets of same-side connecting sides in this embodiment is disposed vertically.
In the embodiment of the battery pack according to the present utility model, the battery pack includes a battery module and a case, where the case has the same structure as the battery pack case in any of the above embodiments, and the description thereof is omitted herein.
The above description is only a preferred embodiment of the present utility model, and the patent protection scope of the present utility model is defined by the claims, and all equivalent structural changes made by the specification and the drawings of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a battery package box, includes casing (1) and lower casing (2), and the lateral part all around of casing (1) is provided with the connection limit, and the lateral part all around of lower casing (2) is provided with the lower connection limit that is used for with last connection limit fixed connection, its characterized in that: the upper connecting edge and the lower connecting edge positioned on the same side form a group of same-side connecting edges, and at least one group of same-side connecting edges are vertically arranged.
2. The battery pack case according to claim 1, wherein: two of the four sets of same-side connecting sides which are opposite are vertically arranged, and the other two sets of opposite same-side connecting sides are horizontally arranged, so that all upper connecting sides on the upper shell (1) are divided into two vertical upper connecting sides (14) and two horizontal upper connecting sides (13), and all lower connecting sides on the lower shell (2) are divided into two vertical lower connecting sides (24) and two horizontal lower connecting sides (23).
3. The battery pack case according to claim 2, wherein: the lower shell (2) comprises a bottom plate (21) and end plates (22) which are fixed at the left end and the right end of the bottom plate (21) and are vertically arranged, the top end of the end plate (22) is provided with a horizontal lower connecting edge (23), and the front end and the rear end of the end plate (22) and the bottom plate (21) are respectively provided with a vertical lower connecting edge (24); the upper shell (1) comprises first upper connecting plates (11) which are opposite front and back and are vertically arranged, and the vertical upper connecting edges (14) are arranged at the edges of the first upper connecting plates (11).
4. A battery pack case according to claim 3, wherein: the upper shell (1) further comprises a second upper connecting plate (12) which is opposite left and right and is vertically arranged, the horizontal upper connecting edge (13) is arranged at the edge of the second upper connecting plate (12), and the horizontal upper connecting edge (13) is lower than the top surface (16) of the upper shell (1).
5. The battery pack case according to claim 3 or 4, wherein: the battery pack box body further comprises a sealing gasket, the sealing gasket comprises a horizontal sealing section (31) clamped between the horizontal lower connecting edge (23) and the horizontal upper connecting edge (13) and a vertical sealing section clamped between the vertical lower connecting edge (24) and the vertical upper connecting edge (14), and the whole vertical sealing section is U-shaped.
6. The battery pack case according to claim 5, wherein: a lower circular arc transition edge (25) is arranged between the horizontal lower connecting edge (23) and the vertical lower connecting edge (24), an upper circular arc transition edge (15) is arranged between the horizontal upper connecting edge (13) and the vertical upper connecting edge (14), and the sealing gasket further comprises a transition sealing section (32) clamped between the upper circular arc transition edge (15) and the lower circular arc transition edge (25).
7. The battery pack case according to claim 5, wherein: the vertical sealing section comprises two upper and lower extending sections (331) with the lengths extending along the up and down direction and a left and right extending section (332) connected between the two upper and lower extending sections (331) and with the lengths extending along the left and right direction, and the width of the left and right extending sections (332) is smaller than that of the upper and lower extending sections (331).
8. The battery pack case according to claim 5, wherein: the vertical sealing section comprises two upper and lower extending sections (331) with the lengths extending along the up and down directions and a left and right extending section (332) connected between the two upper and lower extending sections (331) and with the lengths extending along the left and right directions, and grooves for embedding the left and right extending sections (332) are formed in the bottom plate (21).
9. The battery pack case according to claim 3 or 4, wherein: the upper shell (1) is a plastic shell, the vertical upper connecting edge (14) is located on the outer side of the vertical lower connecting edge (24), and the battery pack box further comprises a pressing plate (4) which is arranged on the outer side of the vertical upper connecting edge (14) and is fixedly connected with the vertical upper connecting edge (14) and the vertical lower connecting edge (24) at the same time.
10. The utility model provides a battery package, includes box and the battery module of setting in the box, its characterized in that: the case is a battery pack case according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320515870.7U CN219832875U (en) | 2023-03-16 | 2023-03-16 | Battery pack box and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320515870.7U CN219832875U (en) | 2023-03-16 | 2023-03-16 | Battery pack box and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219832875U true CN219832875U (en) | 2023-10-13 |
Family
ID=88282315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320515870.7U Active CN219832875U (en) | 2023-03-16 | 2023-03-16 | Battery pack box and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219832875U (en) |
-
2023
- 2023-03-16 CN CN202320515870.7U patent/CN219832875U/en active Active
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