CN213501812U - Battery tray and vehicle - Google Patents
Battery tray and vehicle Download PDFInfo
- Publication number
- CN213501812U CN213501812U CN202022465887.5U CN202022465887U CN213501812U CN 213501812 U CN213501812 U CN 213501812U CN 202022465887 U CN202022465887 U CN 202022465887U CN 213501812 U CN213501812 U CN 213501812U
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- Prior art keywords
- battery tray
- frame
- bottom plate
- side beam
- battery
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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
Abstract
The utility model discloses a battery tray, include aluminium system frame and be fixed in the steel bottom plate of frame below through the connecting piece, fill sealed glue between frame and the bottom plate. The structure is simple, the weight is light, the manufacturing cost is low, and the reliability is good. The utility model also discloses a vehicle, including power battery box assembly, power battery box assembly includes foretell battery tray.
Description
Technical Field
The utility model relates to a power battery assembly, concretely relates to battery tray and vehicle.
Background
Along with the improvement of the endurance mileage of the pure electric vehicle, the electric quantity of the power battery is gradually improved, the weight of the power battery assembly is continuously increased, and the energy density and the reliability of the power battery are directly influenced by the weight of the power battery assembly. In order to improve the energy density and reliability of the power battery, the weight reduction of the power battery becomes a normalization work, and the light weight design of the battery tray as a skeleton of the power battery becomes a central importance.
The technical scheme of the battery tray of the power battery box body on the market mainly comprises the following two types: firstly, a pure sheet metal scheme is adopted, namely high-strength steel is adopted, and all pieces are welded into a whole by punching and forming and using a special welding tool. The scheme has the advantages of low cost and high strength, but has the problems of high weight and long production period. Secondly, a pure aluminum alloy scheme is adopted, namely sectional aluminum or extruded aluminum is adopted and combined into a complete battery tray through a special welding tool. The scheme has the advantages of light weight and short production period, but has the problems of high cost, easy welding defect caused by design capability or production and manufacture and the like.
Disclosure of Invention
The utility model aims at providing a battery tray and vehicle, its simple structure, light in weight, low in manufacturing cost, good reliability.
Battery tray, including aluminium system frame and the steel bottom plate that is fixed in the frame below through the connecting piece, fill sealed glue between frame and the bottom plate.
Further, the frame is the rectangle, including preceding boundary beam, left boundary beam, back boundary beam and the right side roof beam that end to end links to each other in proper order.
Furthermore, a plurality of reinforcing cross beams are arranged between the left side beam and the right side beam at intervals.
Furthermore, a groove for accommodating the sealant is arranged at the position of the bottom plate corresponding to the frame.
Furthermore, a plurality of reinforcing ribs are arranged on the bottom plate.
Further, the bottom plate comprises two layers of sheet metal parts fixed in a welding mode.
Furthermore, the material of frame is 6 series aluminum alloys, the bottom plate is the integrative stamping forming of high strength steel.
Further, the connecting piece is a riveting screw or a connecting bolt.
A vehicle comprises a power battery box body assembly, and the power battery box body assembly comprises the battery tray.
The frame of the utility model is made of aluminum, which reduces the whole weight of the battery tray while ensuring the structural strength; the bottom plate is a steel part and has the characteristics of high structural strength and low cost; and the aluminum frame and the steel bottom plate are fixed through the connecting piece, so that welding operation is not needed, the production working hours are reduced, and the welding defect is avoided. And the sealing performance and the working reliability of the battery tray are improved by filling the sealing glue between the frame and the bottom plate. The battery tray effectively solves the problem that the existing battery tray cannot simultaneously consider the weight, the cost and the reliability.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the frame of the present invention;
fig. 3 is a schematic structural diagram of the bottom plate of the present invention.
In the figure, 1-frame, 11-front boundary beam, 12-left boundary beam, 13-back boundary beam, 14-right boundary beam, 15-reinforced cross beam, 2-bottom plate, 21-groove, 22-reinforcing rib, 3-sealant and 4-connecting piece.
Detailed Description
The present application will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1, the battery tray shown includes a frame 1 and a base plate 2 fixed below the frame 1 by a connecting member 4, and a sealant 3 is filled between the frame 1 and the base plate 2. The connecting piece 4 is a riveting screw or a connecting bolt, and is reasonably selected according to actual connecting requirements.
Referring to fig. 2, the frame 1 is rectangular and comprises a front edge beam 11, a left edge beam 12, a rear edge beam 13 and a right edge beam 14 which are sequentially connected end to end, and three reinforcing cross beams 15 are arranged between the left edge beam 12 and the right edge beam 14 at intervals. The front side beam 11, the left side beam 12, the rear side beam 13, the right side beam 14 and the reinforcing cross beam 15 are all made of 6 series aluminum alloy through extrusion forming, and the interior of the frame 1 is hollow to form a battery module or a battery cell arrangement space.
Referring to fig. 3, the bottom plate 2 is integrally formed by high-strength steel through stamping, generally, the high-strength steel is B210 or B280, and the bottom plate 2 is provided with a groove 21 for accommodating the sealant 3 at a position corresponding to the front side beam 11, the left side beam 12, the rear side beam 13, the right side beam 14 and the reinforcing cross beam 15 of the frame 1, so that the sealant 3 can be uniformly distributed below the frame 1 at different positions, the stress of the sealant 3 is uniform, and the sealing performance of the battery tray is improved.
The bottom plate 2 is provided with X-shaped reinforcing ribs 22 between the grooves 21, and the arrangement of the reinforcing ribs 22 increases the structural strength of the bottom plate 2. In order to further strengthen the structural strength of the bottom plate 2, the double-layer sheet metal part is welded to form, and the sheet metal part is manufactured by high-strength steel integrated punch forming.
During assembly, the sealant 3 is coated on the groove 21 of the steel base plate 2, the aluminum frame 1 is placed on the base plate 2, the sealant 3 is filled between the frame 1 and the base plate 2, the frame 1 and the base plate 2 are pre-connected, and the frame 1 and the base plate 2 are fastened and connected by adopting the connecting piece to complete the assembly of the battery tray. The frame 1 is an aluminum part, so that the structural strength is ensured, and the overall weight of the battery tray is reduced; the bottom plate 2 is a steel part and has the characteristics of high structural strength and low cost; and aluminium system frame 1 and steel bottom plate 2 are fixed through connecting piece 4, need not to carry out welding operation, have reduced production man-hour, avoid producing welding defect. The sealing performance and the operational reliability of the battery tray are improved by filling the sealant 3 between the frame 1 and the bottom plate 2. The battery tray effectively solves the problem that the existing battery tray cannot simultaneously consider the weight, the cost and the reliability.
A vehicle comprises a power battery box body assembly, and the power battery box body assembly comprises the battery tray.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A battery tray, characterized in that: the aluminum frame comprises an aluminum frame (1) and a steel bottom plate (2) fixed below the frame (1) through a connecting piece (4), and a sealant (3) is filled between the frame (1) and the bottom plate (2).
2. The battery tray of claim 1, wherein: the frame (1) is rectangular and comprises a front side beam (11), a left side beam (12), a rear side beam (13) and a right side beam (14) which are sequentially connected end to end.
3. The battery tray of claim 2, wherein: and a plurality of reinforcing cross beams (15) are arranged between the left side beam (12) and the right side beam (14) at intervals.
4. The battery tray according to claim 1 or 2, characterized in that: the bottom plate (2) is provided with a groove (21) used for containing the sealant (3) at a position corresponding to the frame (1).
5. The battery tray according to claim 1 or 2, characterized in that: the bottom plate (2) is provided with a plurality of reinforcing ribs (22).
6. The battery tray according to claim 1 or 2, characterized in that: the bottom plate (2) comprises two layers of sheet metal parts fixed in a welding mode, and the sheet metal parts are formed by high-strength steel through integrated punch forming.
7. The battery tray according to claim 1 or 2, characterized in that: the material of the frame (1) is 6 series aluminum alloy.
8. The battery tray according to claim 1 or 2, characterized in that: the connecting piece (4) is a riveting screw or a connecting bolt.
9. The utility model provides a vehicle, includes power battery box assembly, its characterized in that: the power battery box assembly comprises the battery tray as set forth in any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022465887.5U CN213501812U (en) | 2020-10-30 | 2020-10-30 | Battery tray and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022465887.5U CN213501812U (en) | 2020-10-30 | 2020-10-30 | Battery tray and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213501812U true CN213501812U (en) | 2021-06-22 |
Family
ID=76414387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022465887.5U Active CN213501812U (en) | 2020-10-30 | 2020-10-30 | Battery tray and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213501812U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110828730A (en) * | 2019-10-31 | 2020-02-21 | 宁波敏实汽车零部件技术研发有限公司 | Battery box lower tray integrated with detachable water cooling plate assembly |
| CN113629334A (en) * | 2021-08-20 | 2021-11-09 | 宁波信泰机械有限公司 | Steel-aluminum hybrid battery box |
| WO2023174303A1 (en) * | 2022-03-14 | 2023-09-21 | 比亚迪股份有限公司 | Tray assembly, power battery pack, and vehicle |
-
2020
- 2020-10-30 CN CN202022465887.5U patent/CN213501812U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110828730A (en) * | 2019-10-31 | 2020-02-21 | 宁波敏实汽车零部件技术研发有限公司 | Battery box lower tray integrated with detachable water cooling plate assembly |
| CN113629334A (en) * | 2021-08-20 | 2021-11-09 | 宁波信泰机械有限公司 | Steel-aluminum hybrid battery box |
| WO2023174303A1 (en) * | 2022-03-14 | 2023-09-21 | 比亚迪股份有限公司 | Tray assembly, power battery pack, and vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 401133 room 208, 2 house, 39 Yonghe Road, Yu Zui Town, Jiangbei District, Chongqing Patentee after: Deep Blue Automotive Technology Co.,Ltd. Address before: 401133 room 208, 2 house, 39 Yonghe Road, Yu Zui Town, Jiangbei District, Chongqing Patentee before: CHONGQING CHANGAN NEW ENERGY AUTOMOBILE TECHNOLOGY Co.,Ltd. |