CN216833966U - Reinforcing structure of longitudinal beam front section - Google Patents
Reinforcing structure of longitudinal beam front section Download PDFInfo
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- CN216833966U CN216833966U CN202220812731.6U CN202220812731U CN216833966U CN 216833966 U CN216833966 U CN 216833966U CN 202220812731 U CN202220812731 U CN 202220812731U CN 216833966 U CN216833966 U CN 216833966U
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Abstract
The utility model discloses a strengthening structure of a longitudinal beam front section, which comprises a left welding assembly of a front floor lower cross beam, a left welding assembly of an engine compartment longitudinal beam front section and a left front floor lower longitudinal beam assembly which are welded on a floor assembly, wherein the three assemblies are welded in sequence two by two to form a first triangular structure; the engine compartment longitudinal beam front section right welding assembly is welded on the floor assembly, and the front floor lower cross beam right welding assembly, the engine compartment longitudinal beam front section right welding assembly and the front floor lower longitudinal beam right assembly are sequentially welded and connected in pairs to form a second triangular structure; the two triangular structures are symmetrically arranged. Adopt the utility model discloses, the reasonable position that sets up the work piece on the floor assembly forms the three horn-shaped structures of two symmetries, has strengthened the stability of structure effectively, has improved the material thickness that the stability of whole longeron anterior segment can reduce the roof beam simultaneously promptly, has realized lightweight designing requirement, has reduced the design cost of whole car.
Description
Technical Field
The utility model relates to a longeron structure, especially a additional strengthening of longeron anterior segment.
Background
The frame longitudinal beam is used as an important bearing structure of the vehicle body, and in order to meet the requirements of the strength and the rigidity of the vehicle body, the requirements are often met through self-reinforcing design, so that the cost is higher; the design of the front section of the longitudinal beam is arranged in the design of the original vehicle model, the strength and rigidity design requirements of the vehicle body are met through the design of the longitudinal beam and the cross beam, so that the cost is increased, and the light design requirements cannot be met.
Disclosure of Invention
The utility model aims to provide a: to the problem that longeron anterior segment structural strength is not enough among the prior art, provide the additional strengthening of longeron anterior segment that an effective additional strengthening intensity just satisfies the lightweight demand.
In order to realize the purpose of the utility model, the utility model provides a following technical scheme:
a reinforcing structure of a longitudinal beam front section comprises a front floor lower cross beam left welding assembly, an engine compartment longitudinal beam front section left welding assembly and a front floor lower longitudinal beam left assembly which are welded on a floor assembly, wherein the front floor lower cross beam left welding assembly, the engine compartment longitudinal beam front section left welding assembly and the front floor lower longitudinal beam left assembly are sequentially welded and connected in pairs to form a first triangular structure; the engine compartment longitudinal beam front section right welding assembly is welded on the floor assembly, and the front floor lower cross beam right welding assembly, the engine compartment longitudinal beam front section right welding assembly and the front floor lower longitudinal beam right assembly are sequentially welded and connected in pairs to form a second triangular structure; the two triangular structures are symmetrically arranged.
Adopt above-mentioned technical scheme the utility model discloses, the reasonable position that sets up the work piece on the floor assembly forms the three horn-shaped structure of two symmetries, has strengthened the stability of structure effectively, has improved the material thickness that the stability of whole longeron anterior segment can reduce the roof beam simultaneously promptly, has realized the lightweight designing requirement, has reduced the design cost of whole car.
Furthermore, two sides of the floor assembly are respectively provided with a threshold inner plate assembly, and the front floor lower beam left welding assembly and the front floor lower beam right welding assembly extend to the corresponding side edges and are connected with the corresponding threshold inner plate assemblies. The sill inner panel assembly further enhances the strength and stability of the delta-like structure.
Furthermore, a first longitudinal beam rear section outer connecting plate and a second longitudinal beam rear section outer connecting plate which are symmetrically arranged are welded on the floor assembly, the threshold inner plate assembly on one side is connected to the engine compartment longitudinal beam front section left welding assembly through the first longitudinal beam rear section outer connecting plate, and the threshold inner plate assembly on the other side is connected to the engine compartment longitudinal beam front section right welding assembly through the second longitudinal beam rear section outer connecting plate. Increase the tie point of triangle-shaped structure and threshold inner panel assembly, strengthen the intensity of floor assembly, strengthen the stability on the longeron anterior segment.
Furthermore, the cross sections of the left welding assembly of the lower front floor beam, the left welding assembly of the front section of the engine compartment longitudinal beam, the left assembly of the lower front floor longitudinal beam, the right welding assembly of the lower front floor beam, the right welding assembly of the front section of the engine compartment longitudinal beam and the right assembly of the lower front floor longitudinal beam are U-shaped. The U-shaped structure forms a cavity structure after being welded, and has strong stability and good strength.
Furthermore, one edge extends out of three vertex points of the triangle, and the extending edges at the three corners are different.
Furthermore, a middle channel welding assembly is arranged below the left assembly of the front floor side sill and the right assembly of the front floor side sill. The strength of the floor assembly is enhanced, so that the overall stability of the front section of the longitudinal beam is enhanced.
Further, the front seat cross beam welding assembly is welded on the floor assembly in the transverse direction and is located below the middle portion of the triangular structure. The strength of the floor assembly is enhanced, so that the overall stability of the front section of the longitudinal beam is enhanced.
Furthermore, the ends of the left welding assembly of the front section of the engine compartment longitudinal beam and the right welding assembly of the front section of the engine compartment longitudinal beam extend out of the floor assembly and extend outwards.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the floor assembly is reasonably provided with the workpiece, and two symmetrical triangular structures are formed, so that the stability of the structure is effectively enhanced, the stability of the front section of the whole longitudinal beam is improved, the material thickness of the beam can be reduced, the light design requirement is met, and the design cost of the whole vehicle is reduced.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic view of a reinforcing structure of the front section of the longitudinal beam of the present invention.
Fig. 2 is a schematic diagram of fig. 1 with a part of the structure omitted.
Wherein the figures include the following reference numerals:
1. a left welding assembly of a lower beam of the front floor; 2. a left welding assembly of the front section of the engine compartment longitudinal beam; 3. a front floor lower longitudinal beam left assembly; 4. a front floor lower beam right welding assembly; 5. the right welding assembly of the front section of the engine compartment longitudinal beam; 6. a front floor lower longitudinal beam right assembly; 7. a threshold inner plate assembly; 8. the rear section outer connecting plate of the first longitudinal beam; 9. the second longitudinal beam rear section outer connecting plate; 10. a middle channel welding assembly; 11. front seat crossbeam welding assembly.
Detailed Description
It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 and 2, a reinforcing structure for a front section of a longitudinal beam comprises a left welding assembly 1 of a lower cross beam of a front floor, a left welding assembly 2 of a front section of a longitudinal beam of an engine compartment and a left assembly 3 of a lower longitudinal beam of a front floor, which are welded on a floor assembly, and the three are welded and connected in sequence two by two to form a first triangular structure; the engine compartment longitudinal beam front section right welding assembly is welded on the floor assembly, and the engine compartment longitudinal beam front section right welding assembly 5 and the front floor longitudinal beam right assembly 6 are welded in pairs in sequence to form a second triangular structure; the two triangular structures are symmetrically arranged.
Adopt above-mentioned technical scheme the utility model discloses, the reasonable position that sets up the work piece on the floor assembly forms the three horn-shaped structure of two symmetries, has strengthened the stability of structure effectively, has improved the material thickness that the stability of whole longeron anterior segment can reduce the roof beam simultaneously promptly, has realized the lightweight designing requirement, has reduced the design cost of whole car.
Furthermore, a threshold inner plate assembly 7 is respectively arranged on each of two sides of the floor assembly, and the front floor lower beam left welding assembly 1 and the front floor lower beam right welding assembly 4 extend to corresponding side edges and are connected with the corresponding threshold inner plate assemblies 7. The sill inner panel assembly 7 further enhances the strength and stability of the delta-like structure.
Furthermore, a first longitudinal beam rear section outer connecting plate 8 and a second longitudinal beam rear section outer connecting plate 9 which are symmetrically arranged are welded on the floor assembly, the threshold inner plate assembly 7 on one side is connected to the engine compartment longitudinal beam front section left welding assembly 2 through the first longitudinal beam rear section outer connecting plate 8, and the threshold inner plate assembly 7 on the other side is connected to the engine compartment longitudinal beam front section right welding assembly 5 through the second longitudinal beam rear section outer connecting plate 9. Increase the tie point of triangle-shaped structure and threshold inner panel assembly 7, strengthen the intensity of floor assembly, strengthen the stability on the longeron anterior segment.
Further, the cross sections of a front floor lower beam left welding assembly 1, an engine compartment longitudinal beam front section left welding assembly 2, a front floor lower beam left assembly 3, a front floor lower beam right welding assembly 4, an engine compartment longitudinal beam front section right welding assembly 5 and a front floor lower beam right assembly 6 are U-shaped. The U-shaped structure forms a cavity structure after being welded, and has strong stability and good strength.
Furthermore, one edge extends out of three vertex points of the triangle, and the extending edges at the three corners are different.
Further, a middle channel welding assembly 10 is arranged below the front floor side sill left assembly 3 and the front floor side sill right assembly 6. The strength of the floor assembly is enhanced, so that the overall stability of the front section of the longitudinal beam is enhanced.
Further, a front seat cross beam welding assembly 11 is welded transversely to the floor assembly and is located below the middle of the triangular structure. The strength of the floor assembly is enhanced, so that the overall stability of the front section of the longitudinal beam is enhanced.
Further, the ends of the left welding assembly 2 and the right welding assembly 5 extend out of the floor assembly and extend outwards.
The scope of the present invention is defined not by the above-described embodiments but by the appended claims and equivalents thereof.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (8)
1. The reinforcing structure for the front section of the longitudinal beam is characterized by comprising a left front floor lower cross beam welding assembly (1), a left engine compartment longitudinal beam front section welding assembly (2) and a left front floor lower longitudinal beam assembly (3) which are welded on a floor assembly, wherein the three assemblies are sequentially welded in pairs to form a first triangular structure; the floor assembly comprises a front floor lower cross beam right welding assembly (4), an engine compartment longitudinal beam front section right welding assembly (5) and a front floor lower longitudinal beam right assembly (6), wherein the front floor lower cross beam right welding assembly, the engine compartment longitudinal beam front section right welding assembly and the front floor lower longitudinal beam right assembly are welded and connected in sequence in pairs to form a second triangular structure; the two triangular structures are symmetrically arranged.
2. The reinforcing structure for the front section of the longitudinal beam as claimed in claim 1, wherein a threshold inner plate assembly (7) is arranged on each side of the floor assembly, and the left welding assembly (1) of the front underfloor cross beam and the right welding assembly (4) of the front underfloor cross beam extend to the corresponding side edge and are connected with the corresponding threshold inner plate assembly (7).
3. The reinforcing structure for the front section of the longitudinal beam as claimed in claim 2, wherein the floor assembly is welded with a first longitudinal beam rear section outer connecting plate (8) and a second longitudinal beam rear section outer connecting plate (9) which are symmetrically arranged, the threshold inner plate assembly (7) on one side is connected to the engine compartment longitudinal beam front section left welding assembly (2) through the first longitudinal beam rear section outer connecting plate (8), and the threshold inner plate assembly (7) on the other side is connected to the engine compartment longitudinal beam front section right welding assembly (5) through the second longitudinal beam rear section outer connecting plate (9).
4. The reinforcement structure of the front section of the longitudinal beam according to claim 1, wherein the cross sections of the left welding assembly (1) of the front floor lower cross beam, the left welding assembly (2) of the front section of the engine compartment longitudinal beam, the left assembly (3) of the front floor lower cross beam, the right welding assembly (4) of the front floor lower cross beam, the right welding assembly (5) of the front section of the engine compartment longitudinal beam and the right assembly (6) of the front section of the front floor lower longitudinal beam are U-shaped.
5. The reinforcement structure for a front section of a stringer according to claim 1, wherein a side extends from each of three apexes of the triangle, and the sides extending from the three corners are different from each other.
6. The reinforcing structure of the longitudinal beam front section according to claim 1, wherein a center channel welding assembly (10) is provided below the front floor side sill left assembly (3) and the front floor side sill right assembly (6).
7. A reinforcing structure of a longitudinal beam front section according to claim 1, characterized in that a front seat cross beam welding assembly (11) is welded in a lateral direction of the floor assembly and is located below a middle portion of the triangular structure.
8. The reinforcement structure for a front section of a side member according to claim 1, wherein ends of the left and right front section welding assemblies (2, 5) extend out of the floor assembly and extend outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220812731.6U CN216833966U (en) | 2022-04-07 | 2022-04-07 | Reinforcing structure of longitudinal beam front section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220812731.6U CN216833966U (en) | 2022-04-07 | 2022-04-07 | Reinforcing structure of longitudinal beam front section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216833966U true CN216833966U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220812731.6U Active CN216833966U (en) | 2022-04-07 | 2022-04-07 | Reinforcing structure of longitudinal beam front section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216833966U (en) |
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2022
- 2022-04-07 CN CN202220812731.6U patent/CN216833966U/en active Active
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