CN218751028U - Mounting structure and vehicle of engine compartment boundary beam - Google Patents
Mounting structure and vehicle of engine compartment boundary beam Download PDFInfo
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- CN218751028U CN218751028U CN202223027902.3U CN202223027902U CN218751028U CN 218751028 U CN218751028 U CN 218751028U CN 202223027902 U CN202223027902 U CN 202223027902U CN 218751028 U CN218751028 U CN 218751028U
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- engine compartment
- boundary beam
- anterior segment
- compartment boundary
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Abstract
The utility model relates to a mounting structure and vehicle of engine compartment boundary beam. The mounting structure of engine compartment boundary beam includes engine compartment boundary beam anterior segment, similar "mesh" font structure in cross-section along car Z direction is followed to engine compartment boundary beam anterior segment, frame connecting piece before the rear end of engine compartment boundary beam anterior segment is connected, fender mounting panel anterior segment assembly is connected at the position that is close to the rear end at the position connection preceding shock tower of engine compartment boundary beam anterior segment, at the position that is close to the front end, fender mounting panel assembly is connected to fender mounting panel anterior segment assembly, fender mounting panel assembly still with preceding shock tower links to each other, engine compartment boundary beam anterior segment, preceding frame connecting piece and preceding shock tower all adopt the aluminum alloy to make. The utility model discloses when can guarantee that the automobile body satisfies each item performance requirement, can reduce automobile body weight by a wide margin again.
Description
Technical Field
The utility model relates to an automobile body technical field, concretely relates to mounting structure and vehicle of engine compartment boundary beam.
Background
The engine compartment side beam welding assembly is an important component of a vehicle body framework, and has the functions of absorbing energy, transmitting energy, providing sufficient rigidity for the vehicle body framework and the like in collision. The traditional engine compartment boundary beam welding assembly structure is generally formed by welding dozens of parts such as an engine compartment boundary beam outer plate, a front wheel bulge middle section assembly, an engine compartment boundary beam rear section welding assembly and the like, and is complex in structure, heavy in weight, complex in production process and difficult to guarantee assembly precision.
With the national proposal of the targets of carbon peak reaching and carbon neutralization, all large vehicles and enterprises are researching and developing pure electric vehicles at present, and the endurance mileage is a very key index for the electric vehicles. In order to achieve a higher range, efforts have been made to make the vehicle body as light as possible. Therefore, the light weight of the vehicle body becomes an important breakthrough at present, namely, the key for solving the problem is how to reduce the weight of the vehicle on the premise of meeting the performance of each aspect.
Disclosure of Invention
An object of the utility model is to provide a mounting structure and vehicle of engine compartment boundary beam to when guaranteeing that the automobile body satisfies each item performance requirement down, reduce automobile body weight by a wide margin.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a mounting structure of engine compartment boundary beam, includes engine compartment boundary beam anterior segment, similar "mesh" font structure in car Z to cross-section is followed to engine compartment boundary beam anterior segment, frame connecting piece before the rear end of engine compartment boundary beam anterior segment is connected, fender mounting panel anterior segment assembly is connected at the position that is close to the front end to shock tower before the position that engine compartment boundary beam anterior segment is connected, is being close to the position of front end, fender mounting panel anterior segment assembly is connected to fender mounting panel anterior segment assembly, fender mounting panel assembly still with preceding shock tower links to each other, engine compartment boundary beam anterior segment, preceding frame connecting piece and preceding shock tower all adopt the aluminum alloy to make.
According to the technical means, the cross section of the front section of the engine compartment boundary beam is designed into a structure similar to a Chinese character 'mu', meanwhile, the front section of the engine compartment boundary beam, the front frame connecting piece and the front shock absorption tower are made of aluminum alloy, and the connection relation among the front section of the engine compartment boundary beam, the front frame connecting piece, the front shock absorption tower, the front fender mounting plate assembly and the front fender mounting plate assembly is reasonably arranged, so that various performance requirements of a vehicle body are met, and the light weight of the vehicle is effectively realized.
The damping tower and the front section of the engine compartment boundary beam are key areas for use of aluminum alloy parts, and the engine compartment boundary beam welding assembly needs to provide a mounting point with enough rigidity for a front auxiliary frame and a proper mounting point for a damper, and meanwhile, the enveloping space of tires is also met. Therefore, the front section of the engine compartment boundary beam made of the aluminum alloy cast aluminum piece can meet the performance requirements and the requirements of various installation hard points, and has wide application value.
The engine compartment boundary beam assembly is characterized in that a mesh-shaped aluminum alloy extruded section is used as the front section of the engine compartment boundary beam to replace a traditional engine compartment boundary beam assembly with a closed cavity formed by welding an inner plate and an outer plate at the front part of the engine compartment boundary beam; the aluminum alloy damping tower is adopted to replace the traditional front wheel bulge welding assembly; the aluminum alloy front frame connecting piece is adopted to replace the traditional welding assembly of the rear section of the engine compartment boundary beam, so that one aluminum alloy part is used to replace a plurality of traditional sheet metal parts, the weight of the aluminum alloy engine compartment boundary beam assembly can be reduced, the technological process for producing the assembly can be reduced, and the precision of the assembly can be improved. Therefore, the design of combining a plurality of parts into one part is optimized, the production takt is effectively reduced, and the production efficiency is improved. The automobile body light-weight automobile has a very good development prospect under the current large background that the automobile body light-weight is continuously required.
Preferably, the front frame connecting piece is provided with a U-shaped groove with an opening facing the outside of the vehicle at a position connected with the front section of the engine compartment boundary beam, and the rear end of the front section of the engine compartment boundary beam is positioned in the U-shaped groove.
The front frame connecting piece is arranged into the U-shaped groove with the opening facing the outside of the vehicle at the position connected with the front section of the boundary beam of the engine compartment, and the rear end of the front section of the boundary beam of the engine compartment is arranged in the U-shaped groove, so that the optimization of the arrangement space is realized, and the smooth transmission of the collision force is ensured, thereby effectively improving the collision performance of the boundary beam assembly of the engine compartment, and having the advantages of simple process and low cost.
Preferably, the front section of the engine compartment edge beam is connected with the front frame connecting piece through a rear connecting piece of the front section of the engine compartment edge beam.
Through setting up connecting piece behind the engine compartment boundary beam anterior segment and connecting engine compartment boundary beam anterior segment and preceding frame connecting piece, further increased the biography power route of collision force to further improve the crashworthiness of engine compartment boundary beam assembly.
Preferably, the upper end surface and the lower end surface of the front section of the engine compartment side beam are fixedly assembled with the front frame connecting piece through bolts.
The front section of the boundary beam of the engine compartment and the front frame connecting piece are fixed by bolts, so that the connecting strength is effectively ensured.
Preferably, the bottom of the U-shaped groove of the front frame connecting piece is fixedly assembled with the front section of the engine compartment boundary beam in a mode of matching FDS and structural adhesive.
The front frame connecting piece and the front section of the engine compartment boundary beam are fixed in a mode of combining FDS and structural adhesive, so that the connecting strength is effectively guaranteed.
Preferably, the front-section rear connecting piece of the engine compartment boundary beam is respectively assembled and fixed with the front section of the engine compartment boundary beam and the front frame connecting piece through FDS.
By adopting FDS to connect the rear connecting piece of the front section of the boundary beam of the engine compartment with the front section of the boundary beam of the engine compartment and the front frame connecting piece, the connecting strength is effectively ensured.
Preferably, the front shock absorption tower is clamped on the front section of the engine compartment boundary beam, and the front shock absorption tower is fixedly assembled with the front section of the engine compartment boundary beam through an FDS (fully drawn system) along the direction from the automobile Y to the side close to the automobile interior and fixedly assembled with the front section of the engine compartment boundary beam through a bolt along the direction from the automobile Y to the side close to the automobile exterior.
The front shock absorption tower is clamped on the front section of the boundary beam of the engine compartment, and is fixedly assembled with the front section of the boundary beam of the engine compartment through bolts and is fixedly assembled with the front section of the boundary beam of the engine compartment through FDS, so that the overall performance of the boundary beam assembly of the engine compartment is effectively ensured.
Preferably, the fender mounting plate assembly is fixedly assembled with the front shock absorption tower through SPR and a structure blind rivet.
The fender mounting plate assembly and the front damping tower are connected in a mode of combining the SPR and the structural blind rivets, and the connection strength is effectively guaranteed.
Preferably, the one end of fender mounting panel anterior segment assembly with engine compartment boundary beam anterior segment welded fastening, the other end with fender mounting panel assembly welded fastening.
The utility model also provides a vehicle, include the mounting structure of engine compartment boundary beam.
The utility model has the advantages that:
establish into similar "mesh" font structure through the cross-section with engine compartment boundary beam anterior segment, adopt the aluminum alloy to make engine compartment boundary beam anterior segment simultaneously, preceding frame attach spare and preceding shock tower, and arrange engine compartment boundary beam anterior segment reasonably, preceding frame attach spare, preceding shock tower, the relation of connection of fender mounting panel anterior segment assembly and fender mounting panel anterior segment assembly, not only satisfy each item performance requirement of automobile body, the car lightweight has effectively been realized in addition, and has simple structure, low cost's advantage, in automobile body technical field, and has popularization and application value.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection of the front section of the side rail of the engine compartment to the front frame connection;
FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a partial view at B of FIG. 2;
FIG. 5 is a schematic structural view showing the connection between the upper end of the front section of the side rail of the engine compartment and the front frame connecting member;
FIG. 6 is a schematic structural view of the connection between the lower end of the front section of the side rail of the engine compartment and the front frame connecting member;
FIG. 7 is a schematic structural view of the connection of the front section of the engine compartment side rail, the front frame attachment, the front shock tower and the rear attachment of the front section of the engine compartment side rail;
FIG. 8 is a partial view (inboard side) of the junction of the front section of the engine compartment side rail, the front frame attachment, the front shock tower, and the rear attachment of the front section of the engine compartment side rail;
FIG. 9 is a partial view (outboard) of the junction of the front section of the nacelle side rail and the front shock tower;
fig. 10 is a schematic structural view of another aspect of the present invention;
1-the front section of the engine compartment boundary beam; 2-front frame connecting piece, 21-U-shaped groove; 3-a front shock tower; 4-fender mounting plate front section assembly; 5-a fender mounting plate assembly; 6-engine compartment boundary beam front section rear connecting piece; 7-bolt; 8-FDS;9-SPR; 10-structural blind rivet.
Detailed Description
The embodiments of the present invention will be described with reference to the accompanying drawings and preferred embodiments, and other advantages and effects of the invention will be easily understood by those skilled in the art from the disclosure in the specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
Examples
As shown in fig. 1 to 10, a mounting structure of engine compartment boundary beam, including engine compartment boundary beam anterior segment 1, similar "mesh" font structure in the cross-section along car Z direction is followed to engine compartment boundary beam anterior segment 1, preceding frame connecting piece 2 is connected to the rear end of engine compartment boundary beam anterior segment 1, preceding shock tower 3 is connected at the position that is close to the rear end to engine compartment boundary beam anterior segment 1, fender mounting panel anterior segment assembly 4 is connected at the position that is close to the front end, fender mounting panel anterior segment assembly 5 is connected to fender mounting panel anterior segment assembly 4, fender mounting panel assembly 5 still with preceding shock tower 3 links to each other, engine compartment boundary beam anterior segment 1, preceding frame connecting piece 2 and preceding shock tower 3 all adopt the aluminum alloy to make.
Establish into similar "mesh" font structure through the cross-section with engine compartment boundary beam anterior segment, adopt the aluminum alloy to make engine compartment boundary beam anterior segment, preceding frame attach spare and preceding shock tower simultaneously to arrange the relation of connection of engine compartment boundary beam anterior segment, preceding frame attach spare, preceding shock tower, fender mounting panel anterior segment assembly and fender mounting panel anterior segment assembly in a reasonable way, not only satisfied each item performance requirement of automobile body, still effectively realized the car lightweight.
In order to take into account the optimization of arrangement space and guarantee the crashworthiness of engine compartment boundary beam assembly, set the position that preceding frame connecting piece 2 links to each other with engine compartment boundary beam anterior segment 1 into opening U type groove 21 towards the car, make the rear end of engine compartment boundary beam anterior segment 1 be arranged in U type groove 21, thereby increased and arranged the space, and preceding frame connecting piece contacts with engine compartment boundary beam anterior segment 1 through three faces, guaranteed the quick transmission of collision power.
In order to further improve the collision performance of the engine compartment boundary beam assembly, the engine compartment boundary beam front section 1 and the front frame connecting piece 2 are also connected through an engine compartment boundary beam front section rear connecting piece 6.
In order to ensure the connection strength and further ensure the overall performance of the engine compartment boundary beam assembly, the upper end surface and the lower end surface of the front section 1 of the engine compartment boundary beam are respectively assembled and fixed with the front frame connecting piece 2 through two bolts 7.
In order to ensure the connection strength, the surface of the engine compartment boundary beam front section 1 is coated with structural adhesive, so that the bottom of the U-shaped groove 21 of the front frame connecting piece 2 is fixedly assembled with the engine compartment boundary beam front section 1 in a mode of matching FDS 8 with the structural adhesive, and the requirement on the connection strength is met.
In order to ensure the connection strength, FDS 8 is adopted to fix the rear connecting piece 6 of the front section of the engine compartment boundary beam, the front section 1 of the engine compartment boundary beam and the front frame connecting piece 2 respectively.
In order to ensure the overall performance of the engine compartment boundary beam assembly, the front shock absorption tower 3 is clamped on the engine compartment boundary beam front section 1, the front shock absorption tower 3 is assembled and fixed with the engine compartment boundary beam front section 1 through an FDS 8 along the automobile Y direction close to the inner side of the automobile, and the front shock absorption tower 3 is assembled and fixed with the engine compartment boundary beam front section 1 through a bolt 7 along the automobile Y direction close to the outer side of the automobile.
In order to guarantee the connection strength, the fender mounting plate assembly 5 is fixedly assembled with the front shock absorption tower 3 through 5 SPR9 along the Z direction of the automobile, and the fender mounting plate assembly 5 is fixedly assembled with the front shock absorption tower 3 through 4 SPR9 and 7 self-plugging rivets 10 along the Y direction of the automobile.
In order to guarantee the connection strength, the front section 1 of the side beam of the engine compartment is connected with one end of the front section assembly 4 of the fender mounting plate through 5 welding spots along the Y direction of the automobile, and the other end of the front section assembly 4 of the fender mounting plate is connected with the front section assembly 5 of the fender mounting plate through 3 welding spots.
The embodiment also provides a vehicle which comprises the mounting structure of the engine compartment boundary beam in the embodiment.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model.
Claims (10)
1. The utility model provides a mounting structure of engine compartment boundary beam, includes engine compartment boundary beam anterior segment (1), its characterized in that, similar "mesh" font structure in car Z to cross-section is followed in engine compartment boundary beam anterior segment (1), frame connecting piece (2) before the rear end of engine compartment boundary beam anterior segment (1) is connected, fender mounting panel anterior segment assembly (4) are connected at the position that is close to the rear end in shock tower (3) before connecting in engine compartment boundary beam anterior segment (1), near the position of front end, fender mounting panel assembly (5) are connected in fender mounting panel anterior segment assembly (4), fender mounting panel assembly (5) still with preceding shock tower (3) link to each other, engine compartment boundary beam anterior segment (1), preceding frame connecting piece (2) and preceding shock tower (3) all adopt the aluminum alloy to make.
2. The mounting structure of the engine room side rail according to claim 1, wherein the front frame attachment member (2) is formed with a U-shaped groove (21) that opens toward the outside of the vehicle at a portion connected to the engine room side rail front section (1), and a rear end of the engine room side rail front section (1) is located in the U-shaped groove (21).
3. The mounting structure of the engine room side rail according to claim 1, wherein the engine room side rail front section (1) and the front frame connecting member (2) are further connected by an engine room side rail front section rear connecting member (6).
4. The mounting structure of the engine room side rail according to claim 1, wherein an upper end face and a lower end face of the front section (1) of the engine room side rail are each fixed to the front frame attachment (2) by a bolt (7).
5. The mounting structure of the engine room side sill according to claim 2, characterized in that the bottom of the U-shaped groove (21) of the front frame connecting member (2) is fixedly fitted to the engine room side sill front section (1) by means of FDS (8) and structural adhesive.
6. The mounting structure of the engine room side sill according to claim 3, wherein the engine room side sill front section rear attachment (6) is fitted and fixed to the engine room side sill front section (1) and the front frame attachment (2) by FDS (8), respectively.
7. The mounting structure of the engine compartment boundary beam according to claim 1, wherein the front shock absorber tower (3) is clamped on the front section (1) of the engine compartment boundary beam, and the front shock absorber tower (3) is fixedly assembled with the front section (1) of the engine compartment boundary beam through an FDS (8) along the direction Y of the automobile close to the inner side of the automobile and is fixedly assembled with the front section (1) of the engine compartment boundary beam through a bolt (7) along the direction Y of the automobile close to the outer side of the automobile.
8. The mounting structure of the engine compartment side rail according to claim 1, wherein the fender mounting plate assembly (5) is assembled and fixed to the front shock tower (3) by SPR (9) and structural blind rivets (10).
9. The mounting structure of an engine compartment side sill according to claim 1, wherein one end of the fender mounting plate front section assembly (4) is welded and fixed to the engine compartment side sill front section (1), and the other end is welded and fixed to the fender mounting plate assembly (5).
10. A vehicle comprising the mounting structure of the engine room side rail according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223027902.3U CN218751028U (en) | 2022-11-15 | 2022-11-15 | Mounting structure and vehicle of engine compartment boundary beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223027902.3U CN218751028U (en) | 2022-11-15 | 2022-11-15 | Mounting structure and vehicle of engine compartment boundary beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218751028U true CN218751028U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223027902.3U Active CN218751028U (en) | 2022-11-15 | 2022-11-15 | Mounting structure and vehicle of engine compartment boundary beam |
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| Country | Link |
|---|---|
| CN (1) | CN218751028U (en) |
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- 2022-11-15 CN CN202223027902.3U patent/CN218751028U/en active Active
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