CN215578900U - Battery box frame and battery box - Google Patents
Battery box frame and battery box Download PDFInfo
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- CN215578900U CN215578900U CN202121293061.3U CN202121293061U CN215578900U CN 215578900 U CN215578900 U CN 215578900U CN 202121293061 U CN202121293061 U CN 202121293061U CN 215578900 U CN215578900 U CN 215578900U
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- frame
- battery box
- corner
- main body
- stringer
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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 application discloses a battery box frame and a battery box, which comprise a frame cross beam, a frame longitudinal beam and a corner connecting piece for connecting the frame cross beam and the frame longitudinal beam; at least one frame cross beam is connected with the frame longitudinal beam through the corner connecting piece; the corner connecting piece comprises a corner main body part, a cross beam connecting part arranged on one side of the corner main body part and a longitudinal beam connecting part arranged on the other side of the corner main body part; the beam connecting part is connected with the frame beam through a first fastener, and the longitudinal beam connecting part is connected with the frame longitudinal beam through a second fastener. The utility model discloses a battery box frame and battery box, the crossbeam connecting portion of corner connecting piece realize mechanical connection through first fastener and frame crossbeam, and longeron connecting portion realize mechanical connection through second fastener and frame longeron, have improved the structural stability of battery box frame, have better shock resistance and shock resistance.
Description
Technical Field
The application relates to the technical field of battery boxes of automobiles, in particular to a battery box frame and a battery box.
Background
The power battery system of the electric automobile is in a trend of high-energy and high-density integration, and the requirement on the strength of each connecting point of a battery box frame is higher and higher. The existing connection mode of the battery box frame generally directly welds the longitudinal beams and the cross beams. The welding space at the right-angle turning part of the battery box frame is limited, the welding quality is difficult to ensure, and the structural stability of the battery box frame is still to be improved.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a battery box frame and battery box that convenient connection, and structural stability are good.
The technical scheme of the application provides a battery box frame, which comprises two frame cross beams arranged at intervals, two frame longitudinal beams arranged at intervals and a corner connecting piece used for connecting the frame cross beams and the frame longitudinal beams;
at least one frame cross beam is connected with the frame longitudinal beam through the corner connecting piece;
the corner connecting piece comprises a corner main body part, a cross beam connecting part arranged on one side of the corner main body part and a longitudinal beam connecting part arranged on the other side of the corner main body part;
the beam connecting part is connected with the frame beam through a first fastener, and the longitudinal beam connecting part is connected with the frame longitudinal beam through a second fastener.
In an alternative embodiment, the beam connection is welded to the frame beam.
In an optional technical scheme, the longitudinal beam connecting part is welded with the frame longitudinal beam.
In one alternative, the frame cross member has a cross member cavity, in which the cross member connection portion is inserted.
In one optional technical scheme, the frame cross beam is provided with a plurality of cross beam cavities which are arranged at intervals;
a plurality of beam connecting parts which are arranged at intervals are arranged on one side of the corner main body part;
wherein each of the beam connection portions is inserted into one of the beam cavities, respectively, and at least one of the beam connection portions is connected to the frame beam by the first fastener.
In one alternative, the frame stringer has a stringer cavity, in which the stringer connection is inserted.
In one optional technical scheme, the frame longitudinal beam is provided with a plurality of longitudinal beam cavities which are arranged at intervals;
the other side of the corner main body part is provided with a plurality of longitudinal beam connecting parts which are arranged at intervals;
wherein each of the stringer connecting portions is inserted into one of the stringer cavities, respectively, and at least one of the stringer connecting portions is connected to the frame stringer by the second fastener.
In one optional technical scheme, the cross beam connecting part, the corner main body part and the longitudinal beam connecting part are integrally formed.
In one optional technical scheme, a hollow groove is formed in the corner main body portion.
The technical scheme of this application still provides a battery box, includes aforementioned any technical scheme battery box frame.
By adopting the technical scheme, the method has the following beneficial effects:
the application provides a battery box frame and battery box is connected frame crossbeam and frame longeron through the corner connecting piece, makes things convenient for frame crossbeam and frame longeron to assemble. The beam connecting part of the corner connecting piece is mechanically connected with the frame beam through the first fastener, and the longitudinal beam connecting part is mechanically connected with the frame longitudinal beam through the second fastener, so that the structural stability of the battery box frame is improved, and the battery box frame has better shock resistance and vibration resistance.
Drawings
Fig. 1 is a perspective view of a battery box frame according to an embodiment of the present disclosure;
FIG. 2 is an enlarged view of a portion of a frame cross member connected to a frame longitudinal member by a corner connector;
FIG. 3 is an exploded view of a frame rail, frame rails, and corner connectors from a first perspective;
fig. 4 is an exploded view of the frame rails, frame stringers, and corner connectors from a second perspective.
Detailed Description
Embodiments of the present application are further described below with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 4, an embodiment of the present application provides a battery box frame, which includes two frame cross members 1 arranged at intervals, two frame longitudinal members 2 arranged at intervals, and corner connecting members 3 for connecting the frame cross members 1 and the frame longitudinal members 2.
At least one frame cross beam 1 is connected with a frame longitudinal beam 2 through a corner connecting piece 3.
The corner connector 3 includes a corner main body portion 31, a cross member connecting portion 32 provided on one side of the corner main body portion 31, and a side member connecting portion 33 provided on the other side of the corner main body portion 31.
The beam connecting part 32 is connected with the frame beam 1 through a first fastener 4, and the longitudinal beam connecting part 33 is connected with the frame longitudinal beam 2 through a second fastener 5.
The battery box frame that this application provided is a battery box's partly, and it includes two horizontal frame crossbeam 1 and two longitudinal frame longerons 2. The two frame cross beams 1 are respectively connected with the two frame longitudinal beams 2 to form a battery box frame.
According to specific requirements, one or two frame cross beams 1 are connected with the frame longitudinal beams 2 through corner connecting pieces 3. The corner connecting piece 3 completes the corner of the frame and the connection of the frame beam 1 and the frame longitudinal beam 2. The corner connecting piece 3 can be a right-angle connecting piece and also can be a round-angle connecting piece. The corner connecting piece 3 does not occupy the extra space of the battery box frame, the mechanical connection of the frame beam 1, the corner connecting piece 3 and the frame longitudinal beam 2 can be realized, the connection is convenient, and the stability is good.
The corner connector 3 includes a corner main body portion 31, a cross member connecting portion 32, and a side member connecting portion 33. The outer surface of the corner main body 31 may be a right angle or a rounded corner, so as to realize the corner function. The beam connecting portion 32 is connected to the corner main body portion 31 and extends toward the frame beam 1. The side member connecting portion 33 is connected to the corner main body portion 31 and extends toward the frame side member 2. The side member connecting portions 33 are perpendicular to the cross member connecting portions 32.
During assembly, the corner connecting piece 3 is placed between the frame cross beam 1 and the frame longitudinal beam 2, the cross beam connecting part 32 is fixedly connected with the frame cross beam 1 through the first fastening piece 4, and the longitudinal beam connecting part 33 is fixedly connected with the frame longitudinal beam 2 through the second fastening piece 5. The first and second fasteners 4, 5 may be bolts, screws, etc.
From this, the battery box frame that this application provided is connected frame crossbeam 1 and frame longeron 2 through corner connecting piece 3, makes things convenient for frame crossbeam 1 and frame longeron 2 to assemble. The beam connecting part 32 of the corner connecting piece 3 is mechanically connected with the frame beam 1 through the first fastener 4, and the longitudinal beam connecting part 33 is mechanically connected with the frame longitudinal beam 2 through the second fastener 5, so that the structural stability of the battery box frame is improved, and the battery box frame has better shock resistance and vibration resistance.
In one embodiment, the beam connection 32 is welded to the frame beam 1. After the beam connecting part 32 is connected with the frame beam 1 through the first fastener 4, the beam connecting part 32 is welded with the frame beam 1, so that the connection stability of the frame beam 1 and the beam connecting part 32 is further improved, and the improvement of the shock resistance and the vibration resistance of the battery box frame are facilitated.
In one embodiment, the stringer connection 33 is welded to the frame stringer 2. After the longitudinal beam connecting part 33 is connected with the frame longitudinal beam 2 through the second fastening piece 5, the longitudinal beam connecting part 33 is welded with the frame longitudinal beam 2, so that the connection stability of the frame longitudinal beam 2 and the longitudinal beam connecting part 33 is further improved, and the improvement of the shock resistance and the shock resistance of the battery box frame are facilitated.
In one embodiment, as shown in fig. 1-4, the frame rail 1 has a rail cavity 11, and the rail connection 32 is inserted into the rail cavity 11.
The frame beam 1 is made of aluminum materials and is formed by extrusion, and the frame beam 1 is provided with a beam cavity 11, so that the structural weight can be reduced.
When assembled, the beam connection portion 32 is inserted into the beam cavity 11, and the first fastening member 4 passes through the frame beam 1 to fasten the beam connection portion 32 in the beam cavity 11.
So arrange, crossbeam connecting portion 32 can not occupy the inboard or outside space of frame crossbeam 1, and crossbeam die cavity 11 has direction and restriction effect to crossbeam connecting portion 32, and is easy to assemble to do benefit to the stability of improving the connection.
In one embodiment, as shown in fig. 3, the frame rail 1 has a plurality of spaced-apart rail cavities 11.
One side of the corner main body portion 31 is provided with a plurality of beam connection portions 32 arranged at intervals.
Wherein each beam connection 32 is inserted in one beam cavity 11, at least one beam connection 32 is connected to the frame beam 1 by means of a first fastening 4.
In this embodiment, the frame beam 1 has a plurality of beam cavities 11 spaced up and down. The corner main body portion 31 has a plurality of beam connecting portions 32 arranged at intervals up and down. During assembly, each beam connection portion 32 is inserted into a corresponding beam cavity 11. According to the needs, one of the beam connecting portions 32 is connected with the frame beam 1 through the first fastening member 4, or each beam connecting portion 32 is connected with the frame beam 1 through the first fastening member 4, so that the connection stability of the frame beam 1 and the beam connecting portion 32 is further improved.
In one embodiment, as shown in fig. 1-4, the frame rail 2 has a rail cavity 21, and the rail connection 33 is inserted into the rail cavity 21.
The frame longitudinal beam 2 is made of aluminum materials and is formed by extrusion, and the longitudinal beam cavity 21 is formed in the frame longitudinal beam 2, so that the structural weight can be reduced.
During assembly, the stringer connecting portion 33 is inserted into the stringer cavity 21, and the second fastening member 5 penetrates through the frame stringer 2 to fasten the stringer connecting portion 33 in the stringer cavity 21.
So arrange, longeron connecting portion 33 can not occupy the inboard or outside space of frame longeron 2, and longeron die cavity 21 has direction and restriction effect to longeron connecting portion 33, and is easy to assemble to do benefit to the stability of improving the connection.
In one embodiment, as shown in fig. 3, the frame rail 2 has a plurality of rail cavities 21 arranged at intervals.
The other side of the corner main body portion 31 is provided with a plurality of side member connecting portions 33 arranged at intervals.
Wherein each stringer connection 33 is inserted in a respective stringer cavity 21, at least one stringer connection 33 being connected to the frame stringer 2 by means of a second fastening element 5.
In the present exemplary embodiment, the frame stringer 2 has a plurality of stringer cavities 21 arranged at a distance from one another. The corner main body portion 31 has a plurality of side member connecting portions 33 arranged at intervals up and down. During assembly, each stringer connection 33 is inserted into a respective stringer cavity 21. According to the requirement, one of the side member connecting portions 33 is connected with the frame side member 2 through the second fastening member 5, or each of the side member connecting portions 33 is connected with the frame side member 2 through the second fastening member 5, so that the connection stability of the frame side member 2 and the side member connecting portions 33 is further improved.
In one embodiment, the cross member connecting portion 32, the corner main body portion 31, and the side member connecting portion 33 are integrally formed. The corner connecting piece 3 is an aluminum casting, and the beam connecting part 32, the corner main body part 31 and the longitudinal beam connecting part 33 are integrally cast and formed, so that the corner connecting piece is convenient to form and high in structural strength.
In one embodiment, as shown in fig. 3, a hollow-out slot 311 is formed on the corner main body 31, which is beneficial to reducing the weight of the structure.
An embodiment of the present application provides a battery box, including the battery box frame of any preceding embodiment.
To sum up, the battery box frame and the battery box that this application provided are connected frame crossbeam and frame longeron through the corner connecting piece, make things convenient for frame crossbeam and frame longeron to assemble. The beam connecting part of the corner connecting piece is mechanically connected with the frame beam through the first fastener, and the longitudinal beam connecting part is mechanically connected with the frame longitudinal beam through the second fastener, so that the structural stability of the battery box frame is improved, and the battery box frame has better shock resistance and vibration resistance.
According to the needs, the above technical schemes can be combined to achieve the best technical effect.
What has been described above is merely the principles and preferred embodiments of the present application. It should be noted that, for a person skilled in the art, several other modifications can be made on the basis of the principle of the present application, and these should also be considered as the scope of protection of the present application.
Claims (10)
1. The battery box frame is characterized by comprising two frame cross beams arranged at intervals, two frame longitudinal beams arranged at intervals and a corner connecting piece for connecting the frame cross beams and the frame longitudinal beams;
at least one frame cross beam is connected with the frame longitudinal beam through the corner connecting piece;
the corner connecting piece comprises a corner main body part, a cross beam connecting part arranged on one side of the corner main body part and a longitudinal beam connecting part arranged on the other side of the corner main body part;
the beam connecting part is connected with the frame beam through a first fastener, and the longitudinal beam connecting part is connected with the frame longitudinal beam through a second fastener.
2. The battery box frame of claim 1, wherein the beam connection is welded to the frame beam.
3. The battery box frame of claim 1, wherein the stringer coupling portions are welded to the frame stringers.
4. The battery box frame according to any one of claims 1-3, wherein the frame cross member has a cross member cavity in which the cross member connecting portion is inserted.
5. The battery box frame of claim 4, wherein the frame rails have a plurality of spaced apart rail cavities;
a plurality of beam connecting parts which are arranged at intervals are arranged on one side of the corner main body part;
wherein each of the beam connection portions is inserted into one of the beam cavities, respectively, and at least one of the beam connection portions is connected to the frame beam by the first fastener.
6. A battery box frame according to any of claims 1-3, characterised in that the frame stringers have stringer cavities in which the stringer connections are inserted.
7. The battery box frame of claim 6, wherein the frame stringers have a plurality of spaced stringer cavities;
the other side of the corner main body part is provided with a plurality of longitudinal beam connecting parts which are arranged at intervals;
wherein each of the stringer connecting portions is inserted into one of the stringer cavities, respectively, and at least one of the stringer connecting portions is connected to the frame stringer by the second fastener.
8. The battery box frame according to any one of claims 1 to 3, wherein the cross member connecting portions, the corner main body portions, and the side member connecting portions are integrally formed.
9. The battery box frame according to any one of claims 1 to 3, wherein a hollowed-out groove is provided on the corner main body portion.
10. A battery box characterized by comprising a battery box frame according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121293061.3U CN215578900U (en) | 2021-06-10 | 2021-06-10 | Battery box frame and battery box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121293061.3U CN215578900U (en) | 2021-06-10 | 2021-06-10 | Battery box frame and battery box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215578900U true CN215578900U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121293061.3U Active CN215578900U (en) | 2021-06-10 | 2021-06-10 | Battery box frame and battery box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215578900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117748037A (en) * | 2024-02-19 | 2024-03-22 | 中铝材料应用研究院有限公司 | Battery pack frame, frame group and new energy heavy truck |
-
2021
- 2021-06-10 CN CN202121293061.3U patent/CN215578900U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117748037A (en) * | 2024-02-19 | 2024-03-22 | 中铝材料应用研究院有限公司 | Battery pack frame, frame group and new energy heavy truck |
| CN117748037B (en) * | 2024-02-19 | 2024-05-07 | 中铝材料应用研究院有限公司 | Battery pack frame, frame group and new energy heavy truck |
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