CN217554031U - Battery package power transmission structure and car - Google Patents
Battery package power transmission structure and car Download PDFInfo
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- CN217554031U CN217554031U CN202221690633.6U CN202221690633U CN217554031U CN 217554031 U CN217554031 U CN 217554031U CN 202221690633 U CN202221690633 U CN 202221690633U CN 217554031 U CN217554031 U CN 217554031U
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- battery pack
- cross beam
- reinforcing
- transmission structure
- force transmission
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Abstract
The utility model provides a battery pack force transmission structure and an automobile, the battery pack force transmission structure of the utility model is arranged on a battery pack shell integrated with an automobile body, and the battery pack force transmission mechanism comprises a front beam connected to the top of the battery pack shell, a seat mounting beam and a stiffening beam; the front cross beam is arranged at the front end of the battery pack shell, the seat mounting cross beam is arranged in the middle of the battery pack shell, the reinforcing beam is arranged along the length direction of a vehicle body, the front end of the reinforcing beam is connected with the front cross beam, and the rear end of the reinforcing beam is connected with the seat mounting cross beam. The utility model discloses a battery package power transmission structure can improve the structural strength of battery package casing for this battery package casing has better power transmission and dispersion effect, in order can prevent the front beam structure to warp, forms the better protecting effect to the battery package, and promotes battery package collision security.
Description
Technical Field
The utility model relates to an automobile body technical field, in particular to battery package force transmission structure, simultaneously, the utility model discloses still relate to the car that is equipped with this battery package force transmission structure.
Background
At present, with the development of the electric automobile industry, the automobile body and battery integration technology is rapidly improved, and the whole automobile is light in weight, so that the cruising ability of the electric automobile is effectively improved. However, the vehicle body with the integrated vehicle body battery in the prior art still has the problems of insufficient structural strength, unreasonable design of a collision force transmission structure and the like. It not only leads to the impact when the car is bumping directly can not effectively be transmitted and dispersed for the whole anticollision performance of battery package is lower, can not form the better protection to the battery package, and has reduced battery package collision security.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a battery package biography power structure, it has better anticollision performance to improve battery package collision security.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a power transmission structure of a battery pack is arranged on a battery pack shell integrated with a vehicle body, and comprises a front cross beam, a seat mounting cross beam and a reinforcing beam, wherein the front cross beam, the seat mounting cross beam and the reinforcing beam are connected to the top of the battery pack shell;
the front cross beam is arranged at the front end of the battery pack shell, the seat mounting cross beam is arranged in the middle of the battery pack shell, the reinforcing beam is arranged along the length direction of a vehicle body, the front end of the reinforcing beam is connected with the front cross beam, and the rear end of the reinforcing beam is connected with the seat mounting cross beam.
Furthermore, the cross section of the front cross beam is triangular.
Furthermore, the cross section of the front cross beam is in a right-angled triangle shape, the rear side of the front cross beam is an inclined plane with the height gradually reduced from front to back, and the end part of the front end of the reinforcing beam is parallel to the inclined plane and connected to the inclined plane.
Further, a part of the front cross member protrudes forward of the battery pack case and is located outside the battery pack case.
Further, the reinforcing beam is positioned in the middle of the battery can body in the width direction.
Furthermore, the cross section of the reinforcing beam is n-shaped, and at least the top of the reinforcing beam is provided with a reinforcing rib.
Furthermore, a middle channel reinforcing rib protruding upwards is arranged at the top of the battery pack shell, the middle channel reinforcing rib extends from the front end of the battery pack shell to the rear end of the battery pack shell, the front end of the middle channel reinforcing rib extends to the front cross beam, and the reinforcing beam covers part of the middle channel reinforcing rib.
Furthermore, well passageway strengthening rib is for following many that battery package casing width direction arranged side by side, and each well passageway strengthening rib is the straight line form to the front end of well passageway strengthening rib is provided with the spacing muscle of epirelief, spacing muscle is followed the width direction of battery package casing extends, and with the rear side butt of front beam.
Further, at least one of the front cross member and the seat mounting cross member is made of an extruded aluminum profile; and/or the reinforcing beam is made of a thermal forming piece.
Compared with the prior art, the utility model discloses following advantage has:
battery package power transmission structure, cooperation setting through front beam, seat installation crossbeam and stiffening beam can improve the structural strength of battery package casing, and form the power transmission passageway that the impact transmitted along front beam, seat installation crossbeam and stiffening beam in proper order when the car takes place just bumping for this battery package casing has better power transmission and dispersion effect, so as to prevent the deformation of front beam structure, form the better protective effect to the battery package, and can improve battery package collision security.
In addition, the cross section of the front cross beam is triangular, the rear side of the front cross beam and the end part of the front end of the reinforcing beam are parallel inclined planes, the structural stability can be improved by utilizing the triangular characteristic, the deformation is resisted, and the tail part of the front engine room is lifted upwards when collision is avoided, so that the battery pack shell and the passenger room are effectively protected. And the part in the front cross beam extends out of the battery shell body, so that the front cross beam can be fully collapsed and deformed during collision to absorb collision energy.
In addition, the cross section of the reinforcing beam is n-shaped, and the reinforcing beam and the battery can shell can form a box-shaped structure so as to improve the structural strength, and the reinforcing ribs are arranged to further improve the structural strength. The setting of well passageway strengthening rib can promote battery package casing structural strength, helps the impact to be transmitted and the dispersion by the front beam to the battery package casing, and the setting of spacing muscle, the installation of the front beam of being convenient for to further do benefit to the impact and transmit and the dispersion by the front beam to the battery package casing, can make the anterior biography power of passing of battery package casing more smooth and easy.
Another object of the utility model is to provide a car, be equipped with in the car as above battery package biography force structure.
The utility model discloses a car through setting up foretell battery package force transmission structure, can improve the structural strength of battery package casing for this battery package casing has better power transmission and dispersion effect, forms the better protecting effect to the battery package, and can improve the use quality of car.
Drawings
The accompanying drawings, which form a part of the present disclosure, are included to provide a further understanding of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present disclosure and together with the description serve to explain the present disclosure. In the drawings:
fig. 1 is a schematic view of an overall structure of a force transmission structure of a battery pack according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is a schematic view of a partial structure of a force transmission structure of a battery pack according to an embodiment of the present invention;
FIG. 4 is a partial enlarged view of portion B of FIG. 3;
fig. 5 is a schematic structural view of a front cross member according to an embodiment of the present invention;
FIG. 6 is a schematic view of the structure shown in FIG. 5 from another perspective;
fig. 7 is a schematic structural view of a reinforcing beam according to an embodiment of the present invention.
Description of reference numerals:
1. a battery pack housing; 2. a front cross member; 3. a seat mounting cross member; 4. a reinforcing beam;
101. a middle channel reinforcing rib; 102. limiting ribs;
201. a bevel; 202. an installation part; 203. mounting holes; 204. a via hole;
401. reinforcing ribs; 402. a first connection portion; 403. a second connecting portion.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. appear, they are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.
In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention can be understood in combination with the specific situation.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example one
The utility model relates to a battery package power transmission structure sets up on the battery package casing 1 integrated as an organic whole with the automobile body, and it has better crashworthiness to form the effective protection to the battery package.
In terms of overall structure, as shown in fig. 1, the force transmission mechanism of the battery pack of the present embodiment includes a front cross member 2, a seat mounting cross member 3, and a reinforcing beam 4 connected to the top of a battery pack case 1.
The front cross beam 2 is arranged at the front end of the battery pack shell 1, the seat mounting cross beam 3 is arranged in the middle of the battery pack shell 1, the reinforcing beam 4 is located between the front cross beam 2 and the seat mounting cross beam 3 and arranged along the length direction of a vehicle body, the front end of the reinforcing beam 4 is connected with the front cross beam 2, and the rear end of the reinforcing beam 4 is connected with the seat mounting cross beam 3.
In this embodiment, as shown in fig. 3 and 5, the cross section of the front cross member 2 is triangular, so that the structural stability can be improved by utilizing the triangular characteristic. It should be noted that the shape of the cross section of the front cross member 2 herein includes, but is not limited to, a strict triangle, that is, three sides of the cross section of the front cross member 2 are not only arranged as straight line segments, but also each side may have a certain shape trend, so that the cross section of the front cross member 2 is similar to a triangle as a whole, and a better configuration and connection relationship with the battery pack case 1, the reinforcing beam 4 and other parts of the vehicle body are obtained.
Referring to fig. 1 and 2, in an embodiment, the cross section of the front cross member 2 is a right triangle, the rear side of the front cross member 2 is a slope 201 with a height gradually decreasing from front to rear, and the end of the front end of the reinforcement beam 4 is parallel to the slope 201 and is connected to the slope 201. Therefore, the structural stability can be improved by utilizing the triangular characteristic, the deformation is resisted, the tail part of the front cabin is prevented from being lifted upwards in collision, and the battery pack shell 1 and the passenger cabin are effectively protected.
In order to mount the front cross member 2 on the battery pack case 1, as shown in fig. 3, 5, and 6, the bottom of the front cross member 2 has a mounting portion 202 abutting against the battery pack case 1, a plurality of mounting holes 203 provided in the connecting portion for screwing with the battery pack case 1, and through holes 204 provided through the inclined surface 201 and corresponding to the mounting holes 203 one by one.
In the present embodiment, referring to fig. 1, the front cross member 2 extends forward of the battery pack case 1 and is located outside the battery pack case 1, so that the front cross member 2 is fully collapsed and deformed during collision to absorb collision energy.
As a preferred embodiment, the reinforcing beam 4 of the present embodiment is located at the middle of the battery pack case 1 in the width direction, and can better transmit and resolve collision force during a frontal collision of the automobile. Specifically, as shown in fig. 1 and 7, the cross section of the reinforcing beam 4 is "n" shaped, and can form a box-shaped structure with the battery pack case 1 to improve the structural strength, and a reinforcing rib 401 is also provided thereon to further improve the structural strength, and in particular, the reinforcing beam 4 may be provided with the reinforcing rib 401 at least on the top thereof, so that the reinforcing beam 4 has better structural strength.
In specific implementation, referring to fig. 1 and 3, in the present embodiment, a middle channel reinforcing rib 101 protruding upwards is disposed on the top of the battery pack case 1. The middle channel reinforcing ribs 101 are linear and extend from the front end of the battery pack case 1 to the rear end of the battery pack case 1, meanwhile, the front ends of the middle channel reinforcing ribs 101 extend to the front cross beam 2, and the reinforcing beam 4 covers part of the middle channel reinforcing ribs 101. Here, the provision of the center tunnel reinforcement 101 can improve the structural strength of the battery pack case 1, and contribute to transmission and dispersion of the collision force from the front cross member 2 to the battery pack case 1.
It should be noted that, as shown in fig. 2 and 7, in order to facilitate the installation of the reinforcing beam 4, a first connecting portion 402 is formed at a position where the reinforcing beam 4 is connected to the slope 201 and the battery pack case 1 by folding, and a second connecting portion 403 is formed at a position where the reinforcing beam is connected to the seat mounting cross member 3, and the second connecting portion 403 includes a connecting flange formed by folding outward in the width direction of the battery pack case 1 and a lap edge formed by extending in the length direction of the battery pack case 1.
In addition, the middle channel reinforcing ribs 101 are also a plurality of pieces arranged side by side in the width direction of the battery pack case 1, each of the middle channel reinforcing ribs 101 is linear, and in practical implementation, the middle channel reinforcing ribs 101 of the present embodiment may be provided, for example, as four pieces arranged at intervals (in the width direction of the battery pack case 1 as shown in fig. 3 or 4). Instead of four, the number of the battery pack case 1 may be set and adjusted according to the actual structural reinforcement requirement of the battery pack case 1, such as three or five battery pack cases arranged at intervals in the width direction of the battery pack case 1.
For the convenience of mounting the front cross beam 2, as shown in fig. 3 and 4, in the present embodiment, the front end of the center channel reinforcing rib 101 is provided with a convex limiting rib 102, and at the same time, the limiting rib 102 also extends along the width direction of the battery pack case 1 and abuts against the rear side of the front cross beam 2, so that the transmission and dispersion of the collision force from the front cross beam 2 to the battery pack case 1 are facilitated, and the transmission of the force of the battery pack case 1 is smoother.
In this embodiment, as a preferred implementation form, the front cross member 2 and the seat mounting cross member 3 can both adopt extruded aluminum profiles to reduce the mold development cost and the self weight, and realize the lightweight design, and meanwhile, the reinforcing beam 4 adopts a thermal forming piece, so that the dimensional accuracy of the reinforcing beam 4 can be ensured, the forming quality is good, and the structural strength of the reinforcing beam 4 can be improved, so that the automobile has strong deformation resistance when the automobile collides.
The battery package power transmission structure of this embodiment, through front beam 2, seat installation crossbeam 3 and stiffening beam 4's cooperation sets up, can improve battery package casing 1's structural strength, and form the collision power along front beam 2 when the car takes place to just bump, the power transmission passageway that seat installation crossbeam 3 and stiffening beam 4 transmitted in proper order, make this battery package casing 1 have better power transmission and dispersion effect, in order can prevent 2 structural deformation of front beam, form the better protective effect to the battery package, thereby can improve battery package collision security.
Example two
The embodiment relates to an automobile, wherein a force transmission structure of a battery pack in the first embodiment is arranged in the automobile.
The automobile of this embodiment is through setting up the battery package power transmission structure of embodiment one, through setting up foretell battery package power transmission structure, can improve battery package casing 1's structural strength for this battery package casing 1 has better power transmission and dispersion effect, forms the better safeguard effect to the battery package, improves battery package collision security nature, and can improve the automobile use quality.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a battery package biography power structure, sets up on battery package casing (1) as an organic whole with the automobile body, its characterized in that:
the battery pack force transmission mechanism comprises a front cross beam (2), a seat mounting cross beam (3) and a reinforcing beam (4), wherein the front cross beam (2), the seat mounting cross beam and the reinforcing beam are connected to the top of the battery pack shell (1);
the front cross beam (2) is arranged at the front end of the battery pack shell (1), the seat mounting cross beam (3) is arranged in the middle of the battery pack shell (1), the reinforcing beam (4) is arranged along the length direction of a vehicle body, the front end of the reinforcing beam (4) is connected with the front cross beam (2), and the rear end of the reinforcing beam (4) is connected with the seat mounting cross beam (3).
2. The battery pack force transmission structure of claim 1, wherein:
the cross section of the front cross beam (2) is triangular.
3. The battery pack force transmission structure of claim 2, wherein:
the cross section of the front cross beam (2) is in a right-angled triangle shape, the rear side of the front cross beam (2) is an inclined plane (201) with the height gradually reduced from front to rear, and the end part of the front end of the reinforcing beam (4) is parallel to the inclined plane (201) and is connected to the inclined plane (201).
4. The battery pack force transmission structure of claim 3, wherein:
the front cross beam (2) extends out of the front of the battery pack shell (1) and is positioned outside the battery pack shell (1).
5. The battery pack force transmission structure of claim 1, wherein:
the reinforcing beam (4) is positioned in the middle of the battery pack shell (1) in the width direction.
6. The battery pack force transmission structure of claim 5, wherein:
the cross section of the reinforcing beam (4) is n-shaped, and a reinforcing rib (401) is arranged at least at the top of the reinforcing beam (4).
7. The battery pack force transmission structure of any one of claims 1-6, wherein:
the battery pack shell (1) is provided with a middle channel reinforcing rib (101) protruding upwards at the top, the middle channel reinforcing rib (101) extends from the front end of the battery pack shell (1) to the rear end of the battery pack shell (1), the front end of the middle channel reinforcing rib (101) extends to the front cross beam (2), and the reinforcing beam (4) covers part of the middle channel reinforcing rib (101).
8. The battery pack force transmission structure of claim 7, wherein:
well passageway strengthening rib (101) are for following many that battery package casing (1) width direction arranged side by side, and each well passageway strengthening rib (101) are sharp, and the front end of well passageway strengthening rib (101) is provided with spacing muscle (102) of epirelief, spacing muscle (102) are followed the width direction of battery package casing (1) extends, and with the rear side butt of front beam (2).
9. The battery pack force transmission structure of claim 1, wherein:
at least one of the front cross beam (2) and the seat mounting cross beam (3) is made of extruded aluminum profile; and/or the reinforcing beam (4) is made of a thermal forming piece.
10. An automobile, characterized in that:
the automobile is provided with the battery pack force transmission structure of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221690633.6U CN217554031U (en) | 2022-06-30 | 2022-06-30 | Battery package power transmission structure and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221690633.6U CN217554031U (en) | 2022-06-30 | 2022-06-30 | Battery package power transmission structure and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217554031U true CN217554031U (en) | 2022-10-11 |
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ID=83503936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221690633.6U Active CN217554031U (en) | 2022-06-30 | 2022-06-30 | Battery package power transmission structure and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217554031U (en) |
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2022
- 2022-06-30 CN CN202221690633.6U patent/CN217554031U/en active Active
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