CN219134325U - Rear shock absorber mounting structure and vehicle - Google Patents

Abstract

The utility model provides a rear shock absorber mounting structure and a vehicle, wherein the rear shock absorber mounting structure comprises a rear wheel cover inner plate, a rear wheel cover outer plate and a first reinforcing plate which are connected together, wherein the bottom of the rear wheel cover inner plate is connected with a vehicle body longitudinal beam, and the first reinforcing plate is arranged on one side of the rear wheel cover inner plate facing the outside of the vehicle and forms a force transmission cavity with the rear wheel cover inner plate; the upper end and the rear wheel cover planking of first reinforcing plate link to each other, and the lower extreme of first reinforcing plate extends to the automobile body longeron along whole car Z to, and is equipped with rear shock absorber mounting point on the first reinforcing plate. According to the rear shock absorber installation structure, through the first reinforcing plate, the structural strength of the rear wheel cover inner plate, the rear wheel cover outer plate and the structural strength of the vehicle body longitudinal beam can be utilized, the structural strength of the rear shock absorber installation point is improved, the vibration excitation transmission diffusion area is increased, the transmission of vibration energy can be effectively blocked, and the rear shock absorber installation structure has a good use effect.

Description

Rear shock absorber mounting structure and vehicle

Technical Field

The utility model relates to the technical field of vehicle body structures, in particular to a rear shock absorber mounting structure. The utility model also relates to a vehicle with the rear shock absorber mounting structure.

Background

When the vehicle runs, energy generated by exciting the tire on the road surface is transmitted to the vehicle body through the shock absorber, so that the large plate of the vehicle body vibrates, and the problem of vibration and booming in the vehicle is caused. How to reduce road noise in vehicles caused by road surface excitation is one of NVH (Noise, vibration, harshness noise, vibration and harshness for short) control indexes.

In the prior art, the reinforcing structure of the connecting surface of the rear shock absorber and the vehicle body has weaker modeling, and mainly depends on the strength of the inner plate of the rear wheel cover. Because the inner plate structure of the rear wheel cover is also deficient in strength and rigidity, the excitation energy of the road surface is easily transmitted, and the problem of noise vibration in the vehicle is caused. Therefore, the rear shock absorber mounting structure is still to be further lifted in structural design.

Disclosure of Invention

In view of the above, the present utility model is directed to a rear shock absorber mounting structure capable of improving structural strength at a mounting point position of a rear shock absorber and reducing vibration energy transmission.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a rear shock absorber mounting structure comprises a rear wheel cover inner plate, a rear wheel cover outer plate and a first reinforcing plate which are connected together;

the bottom of the rear wheel cover inner plate is connected with a vehicle body longitudinal beam, and the first reinforcing plate is arranged on one side of the rear wheel cover inner plate facing the outside of the vehicle and forms a force transmission cavity with the rear wheel cover inner plate;

the upper end of the first reinforcing plate is connected with the outer plate of the rear wheel cover, the lower end of the first reinforcing plate extends to the longitudinal beam of the vehicle body along the Z direction of the whole vehicle, and the first reinforcing plate is provided with a mounting point of a rear shock absorber.

Further, a plurality of protruding structures protruding towards one side outside the vehicle are arranged on the first reinforcing plate, and the force transmission cavity is formed between each protruding structure and the inner plate of the rear wheel cover; each protruding structure extends along the Z direction of the whole vehicle, and the projection shape of each protruding structure on the YZ plane of the whole vehicle is S-shaped.

Further, a pair of first bridging edges extending along the X direction of the whole vehicle and a pair of second bridging edges extending along the Z direction of the whole vehicle are arranged in the circumferential direction of the first reinforcing plate; one of the pair of first joint edges is connected with the outer plate of the rear wheel cover, the other of the pair of first joint edges is connected with the inner plate of the rear wheel cover, each second joint edge is partially connected with the outer plate of the rear wheel cover, the other of the pair of first joint edges is partially connected with the inner plate of the rear wheel cover, and the lap width of the first joint edge is larger than that of the second joint edge.

Further, on the XZ plane of the whole vehicle, the projection shape of one end of the first reinforcing plate, which is close to the longitudinal beam of the vehicle body, is of an S shape; and/or the first reinforcing plate is provided with a first lightening hole.

Further, a second reinforcing plate is arranged on one side of the first reinforcing plate, which faces the rear wheel cover inner plate, and a first arch structure which arches out towards one side of the rear wheel cover inner plate is arranged on the second reinforcing plate.

Further, a second arch structure which arches out to one side outside the vehicle is formed at one end of the rear wheel cover inner plate, which is close to the vehicle tail; and/or one end of the rear wheel cover inner plate, which is close to the vehicle head, is provided with a contour surface formed by sequentially splicing a plurality of triangles.

Further, a third reinforcing plate is arranged on one side of the inner plate of the rear wheel cover, which faces the vehicle, and the third reinforcing plate and the first reinforcing plate are oppositely arranged in the Y direction of the whole vehicle; the third reinforcing plate extends to the longitudinal beam of the vehicle body along the Z direction of the whole vehicle, and one end, far away from the longitudinal beam of the vehicle body, of the third reinforcing plate is connected with the outer plate of the rear wheel cover.

Further, a cavity structure is formed between the third reinforcing plate and the rear wheel cover inner plate, and the cavity structure and the force transmission cavity are at least partially overlapped in the whole vehicle Y direction; and/or the third reinforcing plate is provided with a second lightening hole.

Further, a fourth reinforcing plate is arranged at one end, close to the longitudinal beam of the vehicle body, of the third reinforcing plate, and the fourth reinforcing plate is connected with the longitudinal beam of the vehicle body; the projection shape of the fourth reinforcing plate on the XY plane of the whole vehicle is triangular.

Compared with the prior art, the utility model has the following advantages:

according to the rear shock absorber installation structure, the first reinforcing plate connected with the rear wheel cover inner plate and the rear wheel cover outer plate is arranged, the force transmission cavity is formed between the first reinforcing plate and the rear wheel cover inner plate, and meanwhile, the first reinforcing plate extends to the longitudinal beam of the vehicle body along the Z direction of the whole vehicle, so that the structural strength of the rear wheel cover inner plate and the rear wheel cover outer plate and the structural strength of the longitudinal beam of the vehicle body can be utilized, the structural strength of the rear shock absorber installation point on the first reinforcing plate is improved, the vibration excitation transmission diffusion area is increased, the transmission of vibration energy can be effectively blocked, and the use effect is good.

In addition, a plurality of protruding structures that set up on the first reinforcing plate to make each protruding structure 'S projection shape on whole car YZ plane be the S type, usable S type has the characteristics that intensity is big, is favorable to improving self structural strength, reduces vibration response sensitivity, simultaneously, still usable S type structure can disperse road surface excitation energy, thereby does benefit to vibration excitation energy' S dispersion, reduces vibration transmission energy.

In addition, set up a pair of first overlap edge and a pair of second overlap edge in first reinforcing plate circumference, be favorable to first reinforcing plate and back wheel casing inner panel, back wheel casing planking be connected, and the overlap width of first overlap edge is greater than the overlap width of second overlap edge, is connected with back wheel casing inner panel, back wheel casing planking through different overlap widths, is favorable to further promoting the connection area of first reinforcing plate and back wheel casing, improves joint strength. And the first lightening holes are beneficial to reducing the weight of the first reinforcing plate and realizing the lightweight design of the product.

Secondly, through the second reinforcing plate that sets up and the first arch structure of setting on the second reinforcing plate, can do benefit to the characteristics that arch structural strength is big, stability is strong, further promotes the structural strength of rear damper mounting point position, blocks vibration excitation transmission energy. The second arch structure formed on the inner plate of the rear wheel cover and the profile surface formed by splicing a plurality of triangles in sequence can improve the structural strength of the inner plate of the rear wheel cover, and are beneficial to further reducing the transmission of vibration energy.

And thirdly, the third reinforcing plate and the fourth reinforcing plate are arranged on the inner plate of the rear wheel cover, and the cavity structure and the force transmission cavity formed between the third reinforcing plate and the inner plate of the rear wheel cover form a double-layer cavity structure, so that the structural strength can be further improved, meanwhile, the characteristic of high structural strength of the double-layer cavity is utilized, the structural strength of the mounting point position of the rear shock absorber can be further improved, and the vibration response sensitivity is reduced.

Another object of the present utility model is to provide a vehicle having the rear shock absorber mounting structure as described above provided on a vehicle body.

The vehicle can improve the structural strength of the vehicle body, reduce the vibration response sensitivity and be beneficial to improving the NVH performance of the whole vehicle by applying the rear shock absorber mounting structure.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of a rear shock absorber mounting structure according to an embodiment of the present utility model from a first perspective;

FIG. 2 is a schematic view of a rear shock absorber mounting structure from a second perspective in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic view of a rear shock absorber mounting structure according to a third embodiment of the present utility model;

FIG. 4 is a view in cross section A-A of FIG. 3;

FIG. 5 is a view in cross section taken from B-B in FIG. 3;

FIG. 6 is a schematic view of the structure of a rear wheel cover inner panel according to an embodiment of the present utility model;

FIG. 7 is a schematic view showing the structure of the first reinforcing plate and the second reinforcing plate in an assembled state according to the embodiment of the present utility model;

FIG. 8 is a schematic structural view of a first reinforcing plate according to an embodiment of the present utility model;

FIG. 9 is a schematic structural view of a second reinforcing plate according to an embodiment of the present utility model;

FIG. 10 is a schematic structural view of a third reinforcing plate according to an embodiment of the present utility model;

FIG. 11 is a schematic structural view of a fourth reinforcing plate according to an embodiment of the present utility model;

reference numerals illustrate:

1. a rear wheel cover inner plate; 101. a second arch structure; 102. a profile surface;

11. a first reinforcing plate; 110. a bump structure; 111. a first overlap edge; 112. a second overlap edge; 113. a first lightening hole;

12. a second reinforcing plate; 121. a first arch structure; 122. a protrusion;

13. a third reinforcing plate; 130. a second lightening hole; 131. a first connecting flange; 132. a second connecting flanging; 133. a third connecting flanging; 134. fourth connecting flanging;

14. a fourth reinforcing plate; 141. fifth connecting flanging; 142. a sixth connecting flanging; 143. seventh connecting flanging; 144. eighth connecting flanging;

2. a rear wheel cover outer plate;

3. a body rail;

10. a rear shock absorber mounting point; 20. a force transfer cavity; 30. and a cavity structure.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be noted that, if terms indicating an orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. are presented, they are based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, if any, are also used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, in the description of the present utility model, the terms "mounted," "connected," and "connected," are to be construed broadly, unless otherwise specifically defined. For example, the connection can be fixed connection, detachable connection or integrated connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in combination with specific cases.

In the present embodiment, the term "up, down, left, right, front, and rear" is defined with reference to the up-down direction, the left-right direction, and the front-rear direction of the vehicle. As shown in fig. 1 and 2, the X direction is the front-rear direction of the vehicle, wherein the side pointed by the arrow is the "front", and vice versa. The Y direction is the left-right direction of the vehicle, wherein the side pointed by the arrow is "right", and vice versa. The Z direction is the up-down direction of the vehicle, wherein the side pointed by the arrow is "up", and vice versa. The "inside and outside" are defined with reference to the contour of the corresponding component, for example, the inside and outside of the vehicle are defined with reference to the contour of the vehicle, and the side near the middle of the vehicle is the "inside", and vice versa.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

This embodiment relates to a rear shock absorber mounting structure to can the holistic structural strength of rear wheel casing and the structural strength of automobile body longeron, promote the structural strength of rear shock absorber mounting point department, increase vibration excitation transmission diffusion area, and can effectively block the transmission of vibration energy.

In the overall structure, the rear shock absorber mounting structure of the present embodiment mainly includes a rear wheel house inner plate 1, a rear wheel house outer plate 2, and a first reinforcing plate 11 that are connected together, as shown in fig. 1 to 3.

Wherein, the top of rear wheel cover inner panel 1 links firmly together with the top of rear wheel cover planking 2, and the bottom of rear wheel cover inner panel 1 links to each other with automobile body longeron 3, and one side that faces outside the car of rear wheel cover inner panel 1 is located to first reinforcing plate 11 to be formed with the power transmission chamber 20 with rear wheel cover inner panel 1 between.

The upper end of the first reinforcing plate 11 is connected to the rear wheel cover outer plate 2, the lower end of the first reinforcing plate 11 extends to the body side member 3 in the whole vehicle Z direction, and the first reinforcing plate 11 is provided with a rear damper mounting point 10.

In the above structure, the force transmission cavity 20 formed between the first reinforcing plate 11 and the rear wheel cover inner plate 1 and the first reinforcing plate 11 is arranged to extend to the vehicle body longitudinal beam 3 along the whole vehicle Z direction and connected with the rear wheel cover outer plate 2, so that the structural strength of the rear wheel cover inner plate 1, the rear wheel cover outer plate 2 and the vehicle body longitudinal beam 3 can be utilized, the structural strength of the position of the rear damper mounting point 10 is improved, meanwhile, the vibration excitation transmission diffusion area can be increased by increasing the length and the area of the first reinforcing plate 11, and the transmission of vibration energy can be effectively blocked.

In detail, as shown in fig. 1 to 5 and fig. 7 and 8, the first reinforcing plate 11 of the present embodiment is generally rectangular in shape, and the first reinforcing plate 11 is provided with a plurality of protruding structures 110 protruding toward the vehicle exterior side, and the force transmission cavity 20 is formed between each protruding structure 110 and the rear wheel cover inner plate, so as to improve the structural strength of the first reinforcing plate 11 and the structural strength of the rear damper mounting point 10.

In particular, in this embodiment, the protruding structures 110 are preferably two protruding structures arranged at intervals, and each protruding structure 110 extends along the entire vehicle Z direction, and the projection shape of each protruding structure on the entire vehicle YZ plane is "S" shape. Therefore, the S-shaped structure has the characteristic of high strength, is favorable for improving the structural strength of the S-shaped structure and reducing the vibration response sensitivity, and can be used for dispersing road surface excitation energy along the X direction, the Y direction and the Z direction of the whole vehicle, so that the dispersion of the vibration excitation energy is facilitated, and the vibration transmission energy is reduced.

In order to improve the connection strength of the first reinforcing plate 11 with the rear wheel cover inner panel 1 and the rear wheel cover outer panel 2, in the present embodiment, a pair of first overlap edges 111 extending in the entire vehicle X direction and a pair of second overlap edges 112 extending in the entire vehicle Z direction are provided in the circumferential direction of the first reinforcing plate 11. The first joint edge 111 at the upper end is welded to the rear wheel cover outer plate 2, and the first joint edge 111 at the lower end is welded to the rear wheel cover inner plate 1. Each second overlap edge 112 is welded to the rear wheel cover outer panel 2 in part and to the rear wheel cover inner panel 1 in part. So make first reinforcing plate 11 link to each other with rear wheel cover inner panel 1 and rear wheel cover planking 2 simultaneously, can promote the holistic structural strength of rear wheel cover, also can promote the structural strength of rear shock attenuation mounting point simultaneously.

In addition, in this embodiment, the overlapping width of the first overlapping edge 111 is greater than the overlapping width of the second overlapping edge 112, so that the connection between the rear wheel cover inner plate 1 and the rear wheel cover outer plate 2 is facilitated to further increase the connection area between the reinforcing plate and the rear wheel cover and the connection strength is improved.

In particular, the overlapping width of the first overlapping edge 111 and the second overlapping edge 112 may be preferably 20-40mm, specifically may be, for example, 20mm, 25mm, 30mm, 40mm, etc., and it is required that the overlapping width of the first overlapping edge 111 is larger than the overlapping width of the second overlapping edge 112, so that the connection area and the connection strength between the first reinforcing plate 11 and the rear wheel cover inner plate 1 and the rear wheel cover outer plate 2 can be further improved.

In the present embodiment, the portion where the side member 3 is connected to the rear wheel house inner panel 1 has a structure that is folded toward the inside of the vehicle, and the projected shape of the side member 3 and the rear wheel house inner panel 1 at this position is S-shaped on the XZ plane of the whole vehicle. As a preferred implementation manner of this embodiment, the first reinforcing plate 11 in this embodiment is structurally close to one end of the vehicle body longitudinal beam 3, and the projection shape of the first reinforcing plate on the XZ plane of the whole vehicle is also "S" shaped, so that the characteristic of large double arch strength of the S-shaped structure can be utilized, which is beneficial to further improving the structural strength at this position.

Meanwhile, as a further preferred embodiment of the present embodiment, in this embodiment, the first reinforcing plate 11 is further provided with first lightening holes 113, and the first lightening holes 113 are three arranged at intervals. By the arrangement, the weight of the first reinforcing plate 11 is reduced, and the lightweight design of the product is realized.

In the present embodiment, the protruding structures 110 formed on the first reinforcing plate 11 may be three, four or more than two. The number of the first lightening holes 113 formed in the first reinforcing plate 11 may be any number other than three, and in this embodiment, the number of the protrusion structures 110 and the first lightening holes 113 is not limited.

In order to further improve the structural strength of the rear shock absorber at the position of the mounting point 10, in the present embodiment, as shown in fig. 7 to 9, a second reinforcing plate 12 is provided on the side of the first reinforcing plate 11 facing the rear wheel house inner plate 1, and the second reinforcing plate 12 has a first arch 121 thereon that arches toward the rear wheel house inner plate 1 side. The arrangement of the first arch structure 121 allows the structural strength of the second reinforcing plate 12 to be improved while also improving the structural strength of the rear shock absorber mounting point 10.

Specifically, referring to fig. 7 and 9, the second reinforcing plate 12 of the present embodiment is a plate body having a substantially rectangular shape, the first arch structure 121 is located in the middle of the second reinforcing plate 12 and arches out toward one side of the rear wheel cover inner plate 1, the edge of the second reinforcing plate 12, that is, the connection side plates located at both sides of the first arch structure 121 are welded and fixed to the first reinforcing plate 11, and the rear damper mounting points 10 are formed on the connection side plates at both sides, and the rear damper mounting points 10 are generally in the form of through-hole structures, and in particular implementation, the mounting and fixing of the rear dampers are realized by the projection welding nuts corresponding to the through-holes.

Moreover, the first arch structure 121 is further formed with a nearly spherical protrusion 122, and the protrusion 122 protrudes toward one side of the rear wheel cover inner plate 1 along the top surface of the first arch structure 121, so that the structural strength of the rear shock absorber mounting point 10 can be improved, and the structure combination of the first arch structure 121 and the protrusion 122 can utilize the characteristics of high strength and high stability of arch and spherical structures, so that the structural strength of the rear shock absorber mounting point 10 can be improved better, and the transmission of vibration excitation can be effectively blocked.

As a preferred embodiment of the present embodiment, as shown in fig. 6, a second arch 101 that arches to the outside is formed at one end of the rear wheel house inner panel 1 near the vehicle tail. The second arch structure 101 can improve the structural strength of the rear wheel cover inner plate 1 and reduce vibration transmission energy. Meanwhile, as a further preferable embodiment, the end of the rear wheel cover inner plate 1 near the vehicle head is provided with a contour surface 102 formed by sequentially splicing and connecting a plurality of triangles. The structural strength of the rear wheel casing inner plate 1 can be improved by the aid of the arranged profile surface 102, and the structural strength of the rear wheel casing inner plate 1 can be further improved by the aid of the combination of the second arch structure 101 and the profile surface 102, so that vibration energy transmission is greatly reduced.

Also as a preferred embodiment of the present embodiment, in the present embodiment, a third reinforcing plate 13 is also provided on the vehicle interior facing side of the rear wheel house inner panel 1, the third reinforcing plate 13 and the first reinforcing plate 11 are oppositely arranged in the entire vehicle Y direction, and the third reinforcing plate 13 extends to the vehicle body side member 3 in the entire vehicle Z direction, and an end of the third reinforcing plate 13 remote from the vehicle body side member 3 is connected to the rear wheel house outer panel 2. Through the third reinforcing plate 13 that is arranged opposite to the first reinforcing plate 11 that sets up, the structural strength of the rear wheel casing inner plate 1 can be further improved to, the third reinforcing plate 13 also links to each other with the rear wheel casing planking 2, so also can promote the holistic structural strength of rear wheel casing.

Specifically, referring to fig. 10 in combination with fig. 2, the third reinforcing plate 13 of the present embodiment is formed with a first connecting flange 131, a second connecting flange 132, a third connecting flange 133, and a fourth connecting flange 134 in the circumferential direction. Wherein, the first connection flange 131 and the second connection flange 132 are positioned at the top end of the third reinforcing plate 13 and are used for being welded and fixedly connected with the rear wheel cover outer plate 2. The third connecting flange 133 and the fourth connecting flange 134 are respectively disposed on two sides of the third reinforcing plate 13 and are used for being welded and fixedly connected with the inner plate 1 of the rear wheel cover.

In addition, in the present embodiment, the second lightening holes 130 are provided in the third reinforcing plate 13, and the second lightening holes 130 are arranged up and down along the whole vehicle Z to form a "luer" structure, so that the third reinforcing plate 13 can be designed to be lightweight.

Meanwhile, as a further preferred embodiment of the present embodiment, a cavity structure 30 is also formed between the third reinforcing plate 13 and the rear wheel cover inner plate 1, and the cavity structure 30 and the force transfer cavity 20 are at least partially overlapped in the whole vehicle Y, that is, as shown in fig. 4 and 5, a double-layer cavity structure is formed between the first reinforcing plate 11, the rear wheel cover inner plate 1 and the third reinforcing plate 13, so that the structural strength can be further improved, and meanwhile, the structural strength of the position of the rear shock absorber mounting point 10 can be further improved by utilizing the characteristic that the double-layer cavity structure is high in strength, and the vibration response sensitivity is reduced.

In this embodiment, referring back to fig. 2, a fourth reinforcing plate 14 is disposed at one end of the third reinforcing plate 13 near the longitudinal beam 3 of the vehicle body, and as shown in fig. 10 and 11, the projection of the fourth reinforcing plate 14 on the XY plane of the whole vehicle is triangular in shape on the whole structure, so that the structural strength of the fourth reinforcing plate 14 can be improved by utilizing the structural stability of the triangle.

The fourth reinforcing plate 14 is connected to the side member 3, and specifically, a fifth connecting flange 141, a sixth connecting flange 142, a seventh connecting flange 143, and an eighth connecting flange 144 are provided in the circumferential direction of the fourth reinforcing plate 14.

Wherein, the fifth connecting flange 141 is welded and fixedly connected to one end of the third reinforcing plate 13 near the longitudinal beam 3 of the vehicle body. The sixth connecting flange 142, the seventh connecting flange 143 and the eighth connecting flange 144 are specifically welded on the vehicle body longitudinal beam 3, so that the connection strength between the fourth reinforcing plate 14 and the vehicle body longitudinal beam 3 can be improved, and the connection strength between the third reinforcing plate 13 and the rear wheel cover inner plate 1 can be improved, so that the structural strength of the vehicle body longitudinal beam 3 can be utilized, the overall structural strength of the rear wheel cover can be improved, the structural strength of the position of the mounting point 10 of the rear shock absorber can be improved, and the vibration energy transmission can be effectively reduced.

The rear shock absorber mounting structure of this embodiment through the optimization of rear wheel casing inner panel 1 structure to and the first reinforcing plate 11, the second reinforcing plate 12 that set up, third reinforcing plate 13 and fourth reinforcing plate 14, can improve the structural strength of rear wheel casing overall structure intensity and rear shock absorber mounting point 10 position, effectively blocks the transmission of vibration energy, reduces vibration response sensitivity, and has fine result of use.

Further, the present embodiment relates to a vehicle having the rear shock absorber mounting structure as described above provided on a vehicle body.

The vehicle of this embodiment can promote automobile body structural strength through using the rear shock attenuation mounting structure as above, reduces vibration response sensitivity, and does benefit to and improves whole car NVH performance, and also has fine practicality.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. A rear shock absorber mounting structure which characterized in that:

comprises a rear wheel cover inner plate (1), a rear wheel cover outer plate (2) and a first reinforcing plate (11) which are connected together;

the bottom of the rear wheel cover inner plate (1) is connected with a vehicle body longitudinal beam (3), and the first reinforcing plate (11) is arranged on one side of the rear wheel cover inner plate (1) facing the outside of the vehicle and a force transmission cavity (20) is formed between the first reinforcing plate and the rear wheel cover inner plate (1);

the upper end of the first reinforcing plate (11) is connected with the rear wheel cover outer plate (2), the lower end of the first reinforcing plate (11) extends to the vehicle body longitudinal beam (3) along the whole vehicle Z direction, and a rear shock absorber mounting point (10) is arranged on the first reinforcing plate (11).

2. The rear shock absorber mounting structure as defined in claim 1, wherein:

a plurality of protruding structures (110) protruding towards one side outside the vehicle are arranged on the first reinforcing plate (11), and a force transmission cavity (20) is formed between each protruding structure (110) and the rear wheel cover inner plate (1);

each protruding structure (110) extends along the Z direction of the whole vehicle, and the projection shape of the protruding structure on the YZ plane of the whole vehicle is S-shaped.

3. The rear shock absorber mounting structure as defined in claim 1, wherein:

a pair of first joint edges (111) extending along the whole vehicle X direction and a pair of second joint edges (112) extending along the whole vehicle Z direction are arranged on the first reinforcing plate (11) in the circumferential direction;

one first joint edge (111) of the pair of first joint edges (111) is connected with the rear wheel cover outer plate (2), and the other first joint edge (111) is connected with the rear wheel cover inner plate (1);

each second overlap edge (112) is connected with the rear wheel cover outer plate (2) in part, the rear wheel cover inner plate (1) in part, and the overlap width of the first overlap edge (111) is larger than that of the second overlap edge (112).

4. The rear shock absorber mounting structure as defined in claim 1, wherein:

on the XZ plane of the whole vehicle, the projection shape of one end of the first reinforcing plate (11) close to the longitudinal beam (3) of the vehicle body is S-shaped; and/or the number of the groups of groups,

the first reinforcing plate (11) is provided with a first lightening hole (113).

5. The rear shock absorber mounting structure as defined in claim 1, wherein:

a second reinforcing plate (12) is arranged on one side of the first reinforcing plate (11) facing the rear wheel cover inner plate (1), and a first arch structure (121) which arches out towards one side of the rear wheel cover inner plate (1) is arranged on the second reinforcing plate (12).

6. The rear shock absorber mounting structure as defined in claim 1, wherein:

a second arch structure (101) which arches out to one side outside the vehicle is formed at one end of the rear wheel cover inner plate (1) close to the vehicle tail; and/or the number of the groups of groups,

one end of the rear wheel cover inner plate (1) close to the vehicle head is provided with a contour surface (102) formed by sequentially splicing a plurality of triangles.

7. The rear shock absorber mounting structure as defined in any one of claims 1 to 6, wherein:

a third reinforcing plate (13) is arranged on one side of the rear wheel cover inner plate (1) facing the vehicle interior, and the third reinforcing plate (13) and the first reinforcing plate (11) are oppositely arranged in the whole vehicle Y direction;

the third reinforcing plate (13) extends to the vehicle body longitudinal beam (3) along the Z direction of the whole vehicle, and one end, far away from the vehicle body longitudinal beam (3), of the third reinforcing plate (13) is connected with the rear wheel cover outer plate (2).

8. The rear shock absorber mounting structure as defined in claim 7, wherein:

a cavity structure (30) is formed between the third reinforcing plate (13) and the rear wheel cover inner plate (1), and the cavity structure (30) and the force transmission cavity (20) are at least partially overlapped in the whole vehicle Y direction; and/or the number of the groups of groups,

the third reinforcing plate (13) is provided with a second lightening hole (130).

9. The rear shock absorber mounting structure as defined in claim 7, wherein:

a fourth reinforcing plate (14) is arranged at one end, close to the longitudinal beam (3), of the third reinforcing plate (13), and the fourth reinforcing plate (14) is connected with the longitudinal beam (3);

the projection shape of the fourth reinforcing plate (14) on the XY plane of the whole vehicle is triangular.

10. A vehicle, characterized in that:

a rear shock absorber mounting structure according to any one of claims 1 to 9 provided on a vehicle body of the vehicle.

Images