CN218498265U - Battery box and battery pack - Google Patents
Battery box and battery pack Download PDFInfo
- Publication number
- CN218498265U CN218498265U CN202222769943.3U CN202222769943U CN218498265U CN 218498265 U CN218498265 U CN 218498265U CN 202222769943 U CN202222769943 U CN 202222769943U CN 218498265 U CN218498265 U CN 218498265U
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- frame
- upper cover
- battery box
- battery
- strips
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- 230000001681 protective effect Effects 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 230000003014 reinforcing effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000001771 impaired effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000001012 protector Effects 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Mounting, Suspending (AREA)
Abstract
The application provides a battery box and battery package, the battery box includes: a bottom case; the upper cover is covered on the bottom shell, the upper cover and the bottom shell are enclosed to form an installation cavity, and the installation cavity is used for fixedly installing the battery module; and the protective frame is arranged on the outer surface of the upper cover, and the frame strip of the protective frame covers the edges of the upper cover. According to the battery box provided by the embodiment of the application, the protective frame is arranged on the outer surface of the upper cover, and the frame strips of the protective frame are covered on the edges of the upper cover; so, can play the protection reinforcing action to the edge of upper cover to reduce the direct contact application of force of other structures to the upper cover at the battery box assembly or the in-process of tearing open and trade, in order to prevent that the direct atress of upper cover is damaged, thereby can improve the structural stability of battery box, in order to improve the overall structure stability of battery package.
Description
Technical Field
This application belongs to battery box technical field, especially relates to a battery box and battery package.
Background
The power battery pack is characterized in that a plurality of related devices and materials related to electricity, machinery, heat, chemistry and the like need to be placed in a limited battery box body. The battery box body is an important part of the battery pack, and the battery box needs to meet enough mechanical properties and prevent deformation and damage; meanwhile, foreign matters, dust, water vapor and the like are prevented from entering the box body to influence the electrical performance of the battery. The case lid is impaired easily when the battery box of correlation technique is assembled or is torn open and trade, influences the leakproofness, has reduced the overall structure stability of battery package.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a battery box and battery package to solve current battery box and reduce battery package overall structure stability's problem because of the case lid is impaired easily.
In a first aspect, an embodiment of the present application provides a battery box, including:
a bottom case;
the upper cover is covered on the bottom shell, and the upper cover and the bottom shell are enclosed to form an installation cavity which is used for fixedly installing the battery module; and
the protective frame is arranged on the outer surface of the upper cover, and the frame strip of the protective frame covers the edges of the upper cover.
Optionally, the protection frame includes two first frame strips arranged oppositely and two second frame strips arranged oppositely, and the two first frame strips and the two second frame strips are connected to form a rectangular frame; the upper cover comprises two long edges extending along the length direction and two wide edges extending along the width direction; the two first frame strips are respectively arranged at the two long edges, and the two second frame strips are respectively arranged at the two wide edges.
Optionally, the protection frame further includes a third frame strip, and the third frame strip is connected to the first frame strip and the second frame strip respectively; the upper cover further comprises a high edge extending along the height direction, and the third frame strip is installed at the high edge.
Optionally, the number of the third frame strips is four, and the four first frame strips are respectively installed at the four high edges of the upper cover.
Optionally, the protection frame further includes a connecting member, and the connecting member is connected to one end of the third frame strip, which is far away from the first frame strip and the second frame strip; the part of the upper cover close to the bottom shell is connected with a flanging, and the upper cover is fixed on the bottom shell through the flanging; the connecting piece is fixed on the flanging.
Optionally, the flange is provided with a fixing hole, the connecting piece is provided with a through hole, and the through hole and the fixing hole are assembled through a fastener.
Optionally, the protection frame is detachably mounted to the upper cover.
Optionally, the frame strips of the protective frame cover the edges of the upper cover in a corner protection shape.
Optionally, the protection frame is a sheet metal frame or a steel frame.
In a second aspect, an embodiment of the present application further provides a battery pack, where the battery pack includes a battery module and a battery box as described above, and the battery module is installed in the installation cavity of the battery box.
According to the battery box provided by the embodiment of the application, the protective frame is arranged on the outer surface of the upper cover, and the frame strips of the protective frame are covered on the edges of the upper cover; so, can play the protection reinforcing action to the edge of upper cover to reduce the direct contact application of force of other structures to the upper cover at the battery box assembly or the in-process of tearing open and trade, in order to prevent that the direct atress of upper cover is damaged, thereby can improve the structural stability of battery box, in order to improve the overall structure stability of battery package.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the application, and that other drawings can be derived from these drawings by a person skilled in the art without inventive effort.
For a more complete understanding of the present application and its advantages, reference is now made to the following descriptions taken in conjunction with the accompanying drawings. Wherein like reference numerals refer to like parts in the following description.
Fig. 1 is a schematic structural diagram of a battery box provided in an embodiment of the present application.
Fig. 2 is a disassembled schematic view of a battery box provided in the embodiment of the present application.
Fig. 3 is a schematic structural diagram of a protection frame in an embodiment of the present application.
Fig. 4 is a partially enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic cross-sectional view of a battery box according to an embodiment of the present application.
10. A bottom case; 20. an upper cover; 30. a protective frame; 31. a first frame strip; 32. a second frame strip; 33. a third frame strip; 34. a connecting member; 341. a through hole; 21. and (5) flanging.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The power battery pack is characterized in that a plurality of related devices and materials related to electricity, machinery, heat, chemistry and the like need to be placed in a limited battery box body. The battery box body is an important part of the battery pack, and the battery box needs to meet enough mechanical properties and prevent deformation and damage; meanwhile, foreign matters, dust, water vapor and the like are prevented from entering the box body to influence the electrical performance of the battery. The case lid is impaired easily when the battery box of correlation technique is assembled or is torn open and trade, influences the leakproofness, has reduced the overall structure stability of battery package.
The embodiment of the application provides a battery box and battery package to solve current battery box and reduce battery package overall structure stability's problem because of the case lid is impaired easily. Which will be described below with reference to the accompanying drawings.
The battery box that this application embodiment provided can be applied to the battery package. For example, please refer to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a battery box according to an embodiment of the present application. Fig. 2 is a disassembled schematic view of a battery box provided in the embodiment of the present application. This battery box includes: a bottom case 10; the upper cover 20 is arranged on the bottom shell 10 in a covering manner, the upper cover 20 and the bottom shell 10 enclose to form an installation cavity, and the installation cavity is used for fixedly installing a battery module; and the protective frame 30 is mounted on the outer surface of the upper cover 20, and the frame strips of the protective frame 30 are covered on the edges of the upper cover 20.
In this embodiment, the bottom case 10 may be a box shape with an upward opening, or may be a base shape, which is not limited herein, and only needs to satisfy that the bottom case 10 can support the battery module and fix the battery module. The upper cover 20 may be plate-shaped or may be a box-shaped case with a downward opening, which is not limited herein, and only needs to satisfy that the upper cover 20 can enclose with the bottom case 10 to form an installation cavity.
The protection frame 30 may be in a frame shape or a three-dimensional frame shape, and the frame strips of the protection frame 30 may be correspondingly mounted on the edges of the upper cover 20 without limitation. For example, if the top cover 20 is a flat plate, the frame strips of the protection frame 30 are installed at the edge of the top surface of the top cover 20. The number of the frame strips of the protective frame 30 can be less than the number of the edges of the upper cover 20, and can also be equal to the number of the edges of the upper cover 20; for example, if the top surface of the top cover 20 is triangular, the protection frame 30 can be installed at the edge of the top cover 20 in a triangular frame shape.
The material of the protection frame 30 is not limited, and only needs to have sufficient structural strength, and may be, for example, a sheet metal frame or a steel frame.
According to the battery box provided by the embodiment of the application, the protective frame 30 is arranged on the outer surface of the upper cover 20, and the frame strip of the protective frame 30 is covered on the edge of the upper cover 20; therefore, the edge of the upper cover 20 can be protected and reinforced, and the direct contact force application of other structures to the upper cover 20 is reduced in the process of assembling or disassembling and replacing the battery box, so that the upper cover 20 is prevented from being damaged due to direct stress, the structural stability of the battery box can be improved, and the overall structural stability of the battery pack is improved.
Specifically, as shown in fig. 2 and 3, fig. 3 is a schematic structural diagram of the protective frame 30 in the embodiment of the present application. The protection frame 30 comprises two first frame strips 31 arranged oppositely and two second frame strips 32 arranged oppositely, and the two first frame strips 31 and the two second frame strips 32 are connected to form a rectangular frame; the upper cover 20 includes two long edges extending in a length direction and two wide edges extending in a width direction; the two first frame strips 31 are respectively arranged at the two long edges, and the two second frame strips 32 are respectively arranged at the two wide edges.
It is understood that the edge of the upper cover 20 in this embodiment refers to the edge of the side of the upper cover 20 away from the bottom case 10. The upper cover 20 is a rectangular parallelepiped as a whole, and thus has two long edges and two wide edges on its top surface. The two first frame strips 31 and the two second frame strips 32 can accurately cover and protect four edges of the top surface of the upper cover 20, so that the direct pressure on the upper cover 20 caused by the structure above the battery box in the working environment can be reduced, and the protection effect on the upper cover 20 is improved.
For example, as shown in fig. 2 and 3, the protection frame 30 further includes a third frame strip 33, and the third frame strip 33 is connected to the first frame strip 31 and the second frame strip 32 respectively; the upper cover 20 further includes a high edge extending in a height direction, and the third frame strip 33 is installed at the high edge. The third frame strips 33 can protect the edges of the side surfaces of the upper cover 20, so that the protection parts of the upper cover 20 can be increased, and the protection effect can be further improved.
The number of the third frame strips 33 may be equal to or less than the number of the high edges, which is not limited herein. For example, as shown in fig. 3, the number of the third frame strips 33 is four, and four first frame strips 31 are respectively installed at four high edges of the upper cover 20; therefore, the convex edges around the upper cover 20 can be protected.
The protection frame 30 may be fixed to the upper cover 20 by a first frame strip 31 or a second frame strip 32, or may be fixed to the upper cover 20 by a third frame strip 33, which is not limited herein. Illustratively, as shown in fig. 3 and 4, fig. 4 is a partial enlarged view of a in fig. 3. The protection frame 30 further comprises a connecting member 34, wherein the connecting member 34 is connected to one end of the third frame strip 33, which is far away from the first frame strip 31 and the second frame strip 32; a flanging 21 is connected to a part of the upper cover 20 close to the bottom shell 10, and the upper cover 20 is fixed to the bottom shell 10 through the flanging 21; the connecting piece 34 is fixed to the flange 21. The connecting member 34 is connected to the bottom end of the third frame strip 33, and by providing the connecting member 34, the protective frame 30 can be fixed by using the existing flange 21 of the upper cover 20, so that the fixing mode of the protective frame 30 can be simplified.
The connection between the protection frame 30 and the upper cover 20 may be detachable or non-detachable, and is not limited herein. Illustratively, the protective frame 30 is detachably mounted to the upper cover 20, and may be, for example, a snap-fit or a plug-in. In the working process or the assembling and disassembling process of the battery box, the protective frame 30 can replace the upper cover 20 to bear force directly, and if the protective frame 30 is worn, the protective frame 30 can be replaced by a new protective frame through disassembling and assembling, so that the upper cover 20 can be protected stably.
In combination with the above embodiment of fixedly connecting the connecting member 34 and the flange 21, as shown in fig. 4, the flange 21 is provided with a fixing hole, the connecting member 34 is provided with a through hole 341, and the through hole 341 and the fixing hole are assembled by a fastener. The fastener can be set up as detachable fastener, for example the screw, and the fixed orifices then sets up to the screw, so, can realize connecting piece 34 and turn-ups 21's detachable connection to simplify the dismouting process.
The frame strips of the protection frame 30 may be in a column shape or a folded plate shape, which is not limited herein. Exemplarily, as shown in fig. 5, fig. 5 is a schematic cross-sectional view of a battery box provided in an embodiment of the present application. The frame strips of the protective frame 30 are in the shape of angle protectors and cover the edges of the upper cover 20. The frame strip of the protection frame 30 includes a first frame edge and a second frame edge, the first frame edge and the second frame edge are connected to form a corner protection shape, i.e. an "L" shape, and the corner protection shape can cover two intersecting surfaces of the edge of the upper cover 20, so that the covering protection effect on the edge of the upper cover 20 can be improved.
In combination with the above-mentioned embodiments of the first frame strip 31, the second frame strip 32 and the third frame strip 33, each frame strip may be in a corner protection shape; and corner protection shapes corresponding to the top corners of the upper cover 20 can be formed at the intersection joints of the first frame strips 31, the second frame strips 32 and the third frame strips 33, so as to effectively protect the top corners of the upper cover 20. The first frame strip 31, the second frame strip 32 and the third frame strip 33 are connected in pairs at the intersection, and the connecting portion is provided with a reinforcing rib, so as to improve the connecting strength of the first frame strip 31, the second frame strip 32 and the third frame strip 33, i.e. improve the structural strength at the top corner of the protection frame 30.
In an exemplary embodiment, the embodiment of the present application further provides a battery pack, where the battery pack includes a battery module and a battery box as described above, and the battery module is installed in the installation cavity of the battery box.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. The battery box provided by the embodiment of the present application is described in detail above, and the principle and the implementation of the present application are explained by applying specific examples herein, and the description of the above embodiment is only used to help understanding the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. A battery box, comprising:
a bottom case;
the upper cover is covered on the bottom shell, the upper cover and the bottom shell are enclosed to form an installation cavity, and the installation cavity is used for fixedly installing the battery module; and
the protective frame is arranged on the outer surface of the upper cover, and the frame strip of the protective frame covers the edges of the upper cover.
2. The battery box of claim 1, wherein the protection frame comprises two first frame strips arranged oppositely and two second frame strips arranged oppositely, and the two first frame strips and the two second frame strips are connected to form a rectangular frame;
the upper cover comprises two long edges extending along the length direction and two wide edges extending along the width direction;
the two first frame strips are respectively arranged at the two long edges, and the two second frame strips are respectively arranged at the two wide edges.
3. The battery box of claim 2, wherein the protective frame further comprises a third frame strip, and the third frame strip is connected to the first frame strip and the second frame strip respectively; the upper cover further comprises a high edge extending along the height direction, and the third frame strip is installed at the high edge.
4. The battery box according to claim 3, wherein the number of the third frame strips is four, and four first frame strips are respectively mounted at four high edges of the upper cover.
5. The battery box of claim 3, wherein the protective frame further comprises a connecting member, and the connecting member is connected to one end of the third frame strip, which is far away from the first frame strip and the second frame strip;
the part of the upper cover close to the bottom shell is connected with a flanging, and the upper cover is fixed on the bottom shell through the flanging; the connecting piece is fixed on the flanging.
6. The battery box of claim 5, wherein the flange is provided with a fixing hole, the connecting piece is provided with a through hole, and the through hole and the fixing hole are assembled through a fastener.
7. The battery box according to any one of claims 1 to 6, wherein the protection frame is detachably attached to the upper cover.
8. The battery box according to any one of claims 1 to 6, wherein the frame strips of the protective frame are in a corner protection shape and cover the edge of the upper cover.
9. The battery box according to any one of claims 1 to 6, characterized in that the protective frame is provided as a sheet metal frame or a steel frame.
10. A battery pack comprising a battery module and the battery box according to any one of claims 1 to 9, wherein the battery module is mounted in a mounting cavity of the battery box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222769943.3U CN218498265U (en) | 2022-10-20 | 2022-10-20 | Battery box and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222769943.3U CN218498265U (en) | 2022-10-20 | 2022-10-20 | Battery box and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218498265U true CN218498265U (en) | 2023-02-17 |
Family
ID=85195451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222769943.3U Active CN218498265U (en) | 2022-10-20 | 2022-10-20 | Battery box and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218498265U (en) |
-
2022
- 2022-10-20 CN CN202222769943.3U patent/CN218498265U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |