CN220053953U - Rear side wall frame assembly and vehicle with same - Google Patents

Abstract

The utility model discloses a rear side wall frame assembly and a vehicle having the same. The rear side wall frame assembly includes a rear side wall inner panel assembly. The rear side wall inner panel assembly includes: an inner panel on the D pillar, a D The inner panel under the pillar and the rear side panel, the inner panel on the D pillar include a first extension section and a second extension section, the first extension section extends front and back, one end of the second extension section is connected to the rear end of the first extension section and The other end extends downward and tilted backward, the D-pillar lower inner panel is connected to the other end of the second extension section, the rear side panel inner panel is connected to the front end of the first extension section and extends forward; the rear suspension installation plate, the rear suspension installation The plate is located on the lower side of the inner panel on the D-pillar. The rear suspension mounting plate extends up and down to install the rear shock absorber; the rear side wall inner panel reinforcement plate has one end of the rear side wall inner panel reinforcement plate fixed to the rear suspension mounting plate and another One end is connected to the first extension section and the second extension section. According to the rear side frame assembly of the present utility model, the dispersion of force can be improved and the NVH performance of the entire vehicle can be improved.

Description

Rear side frame assembly and vehicle having same

Technical field

The utility model relates to the field of vehicle technology, and in particular to a rear side frame assembly and a vehicle having the same.

Background technique

With the development of the automobile industry, people have higher and higher requirements for automobile performance, and the main body structure is an important factor affecting the performance of the entire vehicle. Among them, the rear side panel assembly structure of the body is more complicated because it needs to withstand the impact force from the chassis shock absorber, so it has a greater impact on the performance of the entire vehicle.

At present, the conventional rear side assembly structure on the market cannot well transmit and disperse the impact force transmitted from the rear shock absorber to the entire rear side assembly frame, resulting in poor dynamic stiffness of the rear shock absorber and the overall vehicle. Poor NVH performance.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the present utility model proposes a rear side frame assembly, which can improve the dispersion of force, greatly improve the installation point stiffness of the rear shock absorber, and thereby improve the NVH of the entire vehicle. performance.

The utility model also provides a vehicle with the above-mentioned rear side frame assembly.

According to the rear side panel frame assembly of the first aspect of the present invention, the rear side panel frame assembly includes a rear side panel inner panel assembly, and the rear side panel inner panel assembly includes: an inner panel on the D-pillar, The inner panel under the pillar and the inner panel of the rear side wall. The inner panel on the D pillar includes a first extension section and a second extension section. The first extension section extends front and back, and one end of the second extension section is connected to the The rear end and the other end of the first extension section extend downward and backward, the D-pillar lower inner panel is connected to the other end of the second extension section, and the rear side panel inner panel is connected to the third The front end of an extension section extends forward; a rear suspension mounting plate is located on the lower side of the inner panel on the D-pillar, and the rear suspension mounting plate extends up and down for installing a rear shock absorber; Side wall inner panel reinforcing plate, one end of the rear side wall inner panel reinforcing plate is fixed to the rear suspension mounting plate and the other end is connected to the first extension section and the second extension section.

According to the rear side panel frame assembly of the present invention, by arranging the rear side panel reinforcement plate to be connected to the first extension section and the second extension section of the D-pillar, the rear suspension mounting plate can be transmitted to the rear side panel inner panel reinforcement panel. The force is transmitted in two directions respectively, which can improve the dispersion of the force and greatly improve the inching stiffness of the rear shock absorber installation, thereby improving the NVH performance of the entire vehicle.

According to some embodiments of the present utility model, the rear side panel assembly further includes: a rear wheelhouse inner panel, the rear wheelhouse inner panel extends front and rear, and the rear wheelhouse inner panel is installed with the rear suspension. The plates are connected; the C-pillar inner plate extends up and down and is located on the front side of the rear suspension mounting plate, and the lower end of the C-pillar inner plate is connected to the front end of the rear wheelhouse inner plate. The upper end of the C-pillar inner panel is connected to the front end of the rear side panel.

According to some embodiments of the present invention, in the direction from the one end to the other end of the rear side panel reinforcement panel, the rear side panel reinforcement panel is along a straight line that is inclined upward and backward. extend.

According to some embodiments of the present invention, the rear side inner panel assembly further includes: a rear suspension reinforcing plate, which is arranged on one side of the rear suspension mounting plate in the thickness direction and connected to Between the rear suspension mounting plate and the rear side inner panel reinforcing plate.

According to some embodiments of the present invention, the rear side panel frame assembly further includes a rear side panel reinforcing plate assembly, the rear side panel reinforcing panel assembly is connected to the rear side panel inner panel assembly and is arranged on On the outside of the rear side panel assembly, the rear side panel reinforcement assembly is a frame structure that is arranged vertically and extends front and rear. The rear side panel reinforcement encloses a first hollow area and a second hollow area. and a third hollowed area, the second hollowed area and the third hollowed area are arranged at intervals in front and back, and the first hollowed area is formed on the upper side of the second hollowed area and the third hollowed area.

According to some embodiments of the present invention, the rear side panel reinforcing plate assembly includes: a rear side panel reinforcing panel extending front and rear; a C-pillar reinforcing panel, the C-pillar reinforcing panel vertically The D-pillar reinforcing plate extends backward in a direction from top to bottom, and the upper end of the D-pillar reinforcing plate is connected to the front end of the reinforcing plate on the rear side wall. The rear end of the rear side panel reinforcement plate; the rear side panel transverse reinforcement panel, the rear side panel transverse reinforcement panel is located on the lower side of the rear side panel reinforcement panel and is spaced apart from the rear side panel reinforcement panel The rear side panel transverse reinforcing plate extends front and rear and both ends are respectively connected to the C-pillar reinforcing plate and the D-pillar reinforcing plate; the rear wheel cover outer panel is arranged at the rear The lower side of the side panel transverse reinforcement plate extends front and rear, and the front end of the rear wheel cover outer panel is connected to the C-pillar reinforcement plate; the rear wheel cover bracket extends up and down and is located on the C-pillar reinforcement plate. Between the plate and the D-pillar reinforcement plate, the upper and lower ends of the rear wheel cover bracket are respectively connected to the rear side panel transverse reinforcement panel and the rear wheel cover outer panel; the rear side panel rear reinforcement panel, the The rear side reinforcement plate extends front and rear and both ends are respectively connected to the D-pillar reinforcement plate and the rear wheel cover bracket, wherein the rear side reinforcement plate, the C-pillar reinforcement plate, and the D-pillar The reinforcement plate and the rear side panel transverse reinforcement panel enclose the first hollow area, the C-pillar reinforcement panel, the rear side panel transverse reinforcement panel, the rear wheel cover outer panel and the rear wheel cover The bracket encloses the second hollow area, and the rear side panel transverse reinforcing plate, the rear wheel cover bracket, the rear side panel rear reinforcing plate and the D-pillar reinforcing plate enclose the third Hollow area.

According to some embodiments of the present invention, the D-pillar reinforcing plate includes: a D-pillar upper reinforcing plate and a D-pillar lower reinforcing plate. The upper end of the D-pillar upper reinforcing plate is connected to the rear side wall reinforcing plate. The D-pillar lower reinforcement plate is connected to the lower end of the D-pillar upper reinforcement plate and extends downward. The rear end of the rear side panel transverse reinforcement panel is connected to the upper end of the D-pillar lower reinforcement panel. The rear side panel rear The rear end of the lower reinforcement plate is connected to the lower end of the D-pillar lower reinforcement plate.

According to some embodiments of the present invention, the rear side panel transverse reinforcing plate and the rear wheel cover bracket are both fixedly connected to the rear side panel inner panel reinforcing plate.

According to some embodiments of the present invention, the rear side panel reinforcement plate assembly is welded to the rear side panel inner panel assembly.

A vehicle according to a second aspect of the present invention includes a rear side frame assembly according to the first aspect of the present invention.

According to the vehicle of the present invention, the overall performance of the vehicle is improved by providing the rear side frame assembly of the first aspect.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of the drawings

Figure 1 is a schematic diagram of a rear side frame assembly according to an embodiment of the present utility model;

Figure 2 is a schematic diagram of the rear side panel assembly shown in Figure 1;

Figure 3 is a schematic diagram of the rear side panel reinforcement panel assembly shown in Figure 1;

Figure 4 is a cross-sectional view along line A-A shown in Figure 1;

Figure 5 is a cross-sectional view along line B-B shown in Figure 1;

Figure 6 is a cross-sectional view along line C-C shown in Figure 1;

Figure 7 is a cross-sectional view along line D-D shown in Figure 1;

Figure 8 is a cross-sectional view along line E-E shown in Figure 1;

Figure 9 is a cross-sectional view along line F-F shown in Figure 1;

Figure 10 is a cross-sectional view along line G-G shown in Figure 1;

Figure 11 is a cross-sectional view along line H-H shown in Figure 1;

Figure 12 is a schematic diagram of force transmission of a vehicle transmitting excitation on the road surface according to an embodiment of the present invention;

Figure 13 is a schematic diagram of force transmission from another angle of the vehicle in Figure 12 transmitting road excitation.

Reference signs:

1000, vehicles;

100. Rear side frame assembly;

10. Rear side inner panel assembly; 11. Upper inner panel on D pillar; 111. First extension section; 112. Second extension section; 12. Lower inner panel on D pillar; 13. Rear side inner panel; 14. Rear suspension mounting plate; 15. Rear side wall inner panel reinforcement plate; 16. Rear wheel house inner panel; 17. C-pillar inner panel; 18. Rear suspension reinforcement panel;

20. Rear side panel reinforcement plate assembly; 21. Rear side panel reinforcement panel; 22. C-pillar reinforcement panel; 23. D-pillar reinforcement panel; 231. D-pillar upper reinforcement panel; 232. D-pillar lower reinforcement panel; 24 , Rear side panel transverse reinforcement panel; 25. Rear wheel cover outer panel; 26. Rear wheel cover bracket; 27. Rear side panel rear reinforcement panel; 281. First hollow area; 282. Second hollow area; 283. No. Three hollow areas;

200. Top cover rear beam.

Detailed ways

The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the drawings, in which the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and intended to explain the present invention, but should not be understood as limiting the present invention.

The following describes the rear side frame assembly 100 according to the first embodiment of the present invention with reference to FIGS. 1 to 13 .

As shown in Figures 1 and 2, according to the rear side wall frame assembly 100 according to the first embodiment of the present invention, the rear side wall frame assembly 100 includes a rear side wall inner panel assembly 10, and the rear side wall inner panel assembly The component 10 includes: D-pillar upper inner panel 11, D-pillar lower inner panel 12, rear side wall inner panel 13, rear suspension mounting plate 14 and rear side wall inner panel reinforcing plate 15. The D-pillar upper inner panel 11 includes a first extension Section 111 and second extension section 112, the first extension section 111 extends front and rear, one end of the second extension section 112 is connected to the rear end of the first extension section 111 and the other end extends downward and backward obliquely, the D-pillar lower inner panel 12 Connected to the other end of the second extension section 112, the rear side panel 13 is connected to the front end of the first extension section 111 and extends forward; the rear suspension mounting plate 14 is located on the lower side of the inner panel 11 on the D-pillar. The plate 14 extends up and down for installing the rear shock absorber; one end of the rear side inner panel reinforcing plate 15 is fixed to the rear suspension mounting plate 14 and the other end is connected to the first extension section 111 and the second extension section 112 .

Among them, the main function of the rear shock absorber is to absorb the vibration and bounce caused by the rear wheels encountering uneven road surfaces, so that the riding comfort is significantly improved. The rear shock absorber is installed on the rear suspension mounting plate 14. The rear end of the first extension section 111 of the inner panel 11 on the D-pillar is connected to the upper end of the second extension section 112 and forms a certain angle with the second extension section 112. One end of the rear side inner panel reinforcement plate 15 is connected to At the connection between the first extension section 111 and the second extension section 112 , the rear side wall inner panel reinforcing plate 15 is connected to the D-pillar upper inner panel 11 to form a shape similar to a "piece", and the other side of the rear side wall inner panel reinforcing plate 15 is connected to the D-pillar upper inner panel 11 . One end is fixedly connected to the rear suspension mounting plate 14. Therefore, the force transmitted from the rear suspension mounting plate 14 to the rear side reinforcement plate 15 can be transmitted in two directions respectively, thereby improving the dispersion of the force and greatly improving the rear suspension. The shock absorber is installed with inching stiffness, which can improve the NVH performance of the entire vehicle.

The force exerted by the road excitation through the rear shock absorber is transmitted to the rear side wall inner panel reinforcing plate 15 through the rear suspension mounting plate 14, and the rear side wall inner panel reinforcing plate 15 and the first extension of the inner panel 11 on the D-pillar The first extension section 111 is connected to the second extension section 112. The first extension section 111 extends forward and backward and is connected to the rear side panel 13. The second extension section 112 extends downward and rearward and is connected to the D-pillar lower inner panel 12. Therefore, the transmission The force to the rear side panel reinforcing plate 15 can continue to be transmitted in two directions. One of the transmission paths is: along the first extension section 111 to the rear side panel 13, and the other transmission path is: along the second extension section 111. The extension section 112 is transmitted to the D-pillar lower inner panel 12, thereby allowing the force and vibration caused by the rear shock absorber to be transmitted to the entire rear side panel inner panel assembly 10, thereby greatly improving the dynamic stability of the rear shock absorber mounting point. Stiffness improves vehicle NVH performance.

According to the rear side frame assembly 100 of the embodiment of the present invention, by arranging the rear side inner panel reinforcing plate 15 connected to the first extension section 111 and the second extension section 112 of the D-pillar, the rear suspension mounting plate 14 can be The force transmitted to the rear side inner panel reinforcing plate 15 is transmitted in two directions respectively, which can improve the dispersion of the force and greatly improve the installation point stiffness of the rear shock absorber, thereby improving the NVH performance of the entire vehicle.

According to some embodiments of the present invention, as shown in Figure 2, the rear side panel assembly 10 also includes: a rear wheelhouse inner panel 16 and a C-pillar inner panel 17. The rear wheelhouse inner panel 16 extends front and rear. The hood inner panel 16 is connected to the rear suspension mounting plate 14; the C-pillar inner panel 17 extends up and down and is located on the front side of the rear suspension mounting panel 14. The lower end of the C-pillar inner panel 17 is connected to the front end of the rear wheelhouse inner panel 16. The upper end of the inner panel 17 is connected to the front end of the rear side panel 13 . Among them, the force processed by the rear shock absorber can be transmitted to the rear wheelhouse inner panel 16 from the rear suspension mounting plate 14. The front end of the rear wheelhouse inner panel 16 is connected to the lower end of the C-pillar inner panel 17. Therefore, it is transmitted to The force on the rear wheelhouse inner panel 16 can be transmitted to the C-pillar inner panel 17, and the upper end of the C-pillar inner panel 17 is connected to the rear side wall inner panel 13, so that the excitation force processed by the rear shock absorber can be It is transferred to the vehicle frame, which can greatly improve the inching stiffness of the rear shock absorber and improve the NVH performance of the vehicle.

Further, for example, as shown in FIGS. 1 to 6 , the rear side inner panel 13 includes a first transverse part, a first vertical part and a first plate part. The first transverse part extends forward and backward, and the first vertical part downwards. Extending rearward, the lower end of the first vertical part is connected to the upper end of the C-pillar inner panel 17, the upper end of the first vertical part is connected to the front end of the first lateral part, and the rear end of the first lateral part is connected to the upper inner panel of the D-pillar. The front end of the first extension section 111 of 11 is connected; the first plate portion is formed with a through hole penetrating the first plate portion along the thickness direction of the first plate portion. The position of the through hole constructs the installation position of the triangular window of the vehicle 1000. The first plate portion The front end of the first plate part is connected to the first vertical part, and the rear end of the first plate part is connected to the upper inner panel 11 of the D-pillar and the lower part of the D-pillar. The upper end of the inner panel 12 is connected to each other, and the rear side inner reinforcement panel is arranged inside the first panel portion and is connected with the first panel portion to form a first force transmission cavity.

According to some embodiments of the present invention, as shown in FIG. 2 , the rear side wall inner panel reinforcing plate 15 extends along a straight line inclined upward and rearward. That is to say, the rear side inner panel reinforcing plate 15 is a linear plate with a certain size. The linear plate is convenient to produce and has a simple process, which can reduce the production cost of the rear side inner panel reinforcing plate 15 and improve production. speed; in addition, the linear plate is conducive to the transmission of force, the transmission speed is fast, and the time is short, thereby allowing the force after the rear shock absorber to be quickly transmitted to the entire rear side frame assembly 100, thereby improving the overall Car NVH performance.

According to some embodiments of the present invention, as shown in FIG. 2 , the rear side panel assembly 10 further includes: a rear suspension reinforcing plate 18 , which is arranged on a side of the rear suspension mounting plate 14 in the thickness direction. side and connected between the rear suspension mounting plate 14 and the rear side inner panel reinforcing plate 15.

Among them, the rear suspension mounting plate 14 and the rear suspension reinforcing plate 18 are both connected to the rear wheelhouse inner panel 16. The rear suspension reinforcing plate 18 is located on the side of the rear wheelhouse inner panel 16 facing the inside of the vehicle. The rear suspension mounting plate 14 is located on On the side of the rear wheelhouse inner panel 16 facing the outside of the vehicle, the rear suspension reinforcing plate 18 is used to strengthen the rear suspension mounting plate 14, which can improve the stiffness of the rear shock absorber mounting point. In addition, the rear suspension reinforcing plate 18 is connected between the rear suspension mounting plate 14 and the rear side inner panel reinforcing plate 15, which can apply the excitation of the road surface to the rear of the wheel arch area through the rear shock absorber and the rear suspension mounting plate 14, and then The rear suspension reinforcement plate 18 can continue to be transmitted to the rear side inner panel reinforcement plate 15, thereby effectively transmitting the force and vibration in the wheel cover area to the upper body of the vehicle body, greatly improving the installation point stiffness of the rear shock absorber, thereby significantly improving the overall It can also improve the NVH performance of the vehicle, and at the same time, it can also reduce the risk of cracking of parts of the rear side structure and improve the safety performance of the entire vehicle.

For example, as shown in Figures 2 and 10, the rear suspension reinforcement plate 18 and the rear suspension installation plate 14 are respectively located on the inner and outer sides of the rear wheel house inner panel 16. The rear suspension reinforcement plate 18 and the rear suspension installation plate 14 are respectively connected to the rear wheel house. A second force transmission cavity and a third force transmission cavity are formed between the inner panels 16. When the excitation of the road surface is transmitted to the rear suspension mounting plate 14 through the rear shock absorber, the vibration energy transmitted to the rear suspension mounting plate 14 is transmitted to the rear suspension mounting plate 14. The second force transmission chamber collapses and absorbs energy, absorbing part of the vibration energy. The remaining vibration energy continues to be transmitted to the third force transmission chamber. The third force transmission chamber absorbs part of the energy again, further reducing the vibration energy. , which can reduce the impact of road excitation on the NVH performance of the vehicle.

Further, for example, as shown in FIG. 11 , the rear suspension mounting plate 14 is formed with a protruding first reinforcing rib toward the rear wheelhouse inner panel 16 , and the first reinforcing rib is located at an intermediate position in the width direction of the rear suspension mounting plate 14 , the inner surface of the first reinforcing rib is fixedly connected to the outer surface of the rear wheel house inner panel 16; a second reinforcing rib protruding toward the rear wheel house inner panel 16 is formed on the rear suspension reinforcing plate 18, and the second reinforcing rib is located on At the middle position in the width direction of the rear suspension reinforcing plate 18, the outer surface of the second reinforcing rib is fixedly connected to the inner surface of the rear wheelhouse inner panel 16, and the first reinforcing rib and the second reinforcing rib are arranged correspondingly, which can increase rear shock absorption. The structural strength of the shock absorber mounting point can be increased, thereby increasing the installation stability of the shock absorber mounting point.

According to some embodiments of the present invention, as shown in FIGS. 1 and 3 , the rear side frame assembly 100 further includes a rear side reinforcement plate assembly 20 , and the rear side reinforcement plate assembly 20 is connected with the rear side inner panel. The assembly 10 is connected and arranged outside the rear side inner panel assembly 10. The rear side reinforcing plate assembly 20 is a frame structure that is arranged vertically and extends front and rear. The rear side reinforcing plate encloses the first hollow area 281. , the second hollow area 282 and the third hollow area 283, the second hollow area 282 and the third hollow area 283 are arranged at intervals, and the first hollow area 281 is formed on the upper side of the second hollow area 282 and the third hollow area 283 . Among them, the rear side panel reinforcing plate assembly 20 forms a structure similar to the shape of a "pin". The "pin" shaped structure has strong resistance to deformation, which can improve the resistance to deformation of the rear side frame assembly 100 and improve Body stiffness and modes.

According to some embodiments of the present invention, as shown in Figure 3, the rear side panel reinforcement plate assembly 20 includes: the rear side panel upper reinforcement panel 21, the C-pillar reinforcement panel 22, the D-pillar reinforcement panel 23, and the rear side panel lateral reinforcement panel. plate 24, rear wheel cover outer panel 25, rear wheel cover bracket 26 and rear side panel rear reinforcement panel 27, the rear side panel reinforcement panel 21 extends front and rear; the C-pillar reinforcement panel 22 is set vertically and the upper end is connected to the rear side panel The front end of the reinforcing plate 21; the D-pillar reinforcing plate 23 extends obliquely backward in the top-down direction, and the upper end of the D-pillar reinforcing plate 23 is connected to the rear end of the rear side panel reinforcing plate 21; the rear side panel transverse reinforcing plate 24 It is located on the lower side of the upper rear side panel reinforcing plate 21 and is spaced apart from the upper rear side panel reinforcing plate 21. The rear side panel transverse reinforcing plate 24 extends forward and backward and its two ends are respectively connected to the C-pillar reinforcing plate 22 and the D-pillar reinforcing plate 23; The rear wheel house outer plate 25 is arranged on the lower side of the rear side wall transverse reinforcing plate 24 and extends front and rear. The front end of the rear wheel house outer plate 25 is connected to the C-pillar reinforcing plate 22; the rear wheel house bracket 26 extends up and down and is located on the C-pillar reinforcing plate. Between the plate 22 and the D-pillar reinforcing plate 23, the upper and lower ends of the rear wheel house bracket 26 are respectively connected to the rear side wall transverse reinforcing plate 24 and the rear wheel house outer plate 25; the rear side wall rear reinforcing plate 27 extends front and rear and has both ends. The D-pillar reinforcing plate 23 and the rear wheelhouse bracket 26 are connected respectively, in which the rear side wall upper reinforcing plate 21, C-pillar reinforcing plate 22, D-pillar reinforcing plate 23 and rear side wall transverse reinforcing plate 24 enclose the first hollow area 281. The C-pillar reinforcement plate 22, the rear side panel transverse reinforcement panel 24, the rear wheel cover outer panel 25 and the rear wheel cover bracket 26 enclose the second hollow area 282. The rear side panel transverse reinforcement panel 24 and the rear wheel cover bracket 26 , the rear side panel rear reinforcement panel 27 and the D-pillar reinforcement panel 23 enclose a third hollow area 283. That is to say, the rear side panel reinforcing plate assembly 20 is formed into a "-shaped" structure, which has a strong resistance to deformation, thereby improving the resistance to deformation of the rear side frame assembly 100, thus Can improve the stiffness and modality of the car body.

Furthermore, the rear side reinforcement plate 27 is also connected to the rear wheelhouse outer panel 25. When the road excitation force is transmitted to the wheel cover area, the excitation force in the wheel cover area can be along the rear side reinforcement panel 27. By transmitting it to the D-pillar reinforcement plate 23, the vibration force can be transmitted to the entire vehicle frame, thereby improving the NVH performance of the vehicle 1000.

According to some embodiments of the present invention, as shown in Figure 3, the D-pillar reinforcing plate 23 includes: a D-pillar upper reinforcing plate 231 and a D-pillar lower reinforcing plate 232. The upper end of the D-pillar upper reinforcing plate 231 is connected to the upper reinforcement of the rear side wall. plate 21, the D-pillar lower reinforcement plate 232 is connected to the lower end of the D-pillar upper reinforcement plate 231 and extends downward, the rear end of the rear side panel transverse reinforcement panel 24 is connected to the upper end of the D-pillar lower reinforcement panel 232, and the rear side panel is The rear end of the reinforcing plate 27 is connected to the lower end of the D-pillar lower reinforcing plate 232. The two-stage design of the D-pillar reinforcement plate 23 can increase the production convenience of the D-pillar reinforcement plate 23 and reduce the production cost of the D-pillar reinforcement plate 23, thereby reducing the production cost of the rear side wall reinforcement plate assembly 20.

According to some embodiments of the present invention, as shown in FIG. 3 , the rear side wall transverse reinforcing plate 24 and the rear wheel house bracket 26 are both fixedly connected to the rear side wall inner panel reinforcing plate 15 . Among them, the rear wheel cover bracket 26 is connected between the rear side wall transverse reinforcement plate 24 and the rear wheel cover outer panel 25. The upper end of the rear wheel cover bracket 26 is connected to the middle part of the rear side wall transverse reinforcement plate 24. The rear wheel cover bracket 26 is located on the outside of the rear wheel cover outer panel 25 and is connected to the rear wheel cover outer panel 25. The rear side wall inner panel reinforcing plate 15 is located on the inside of the rear wheel cover outer panel 25. The rear wheel cover bracket 26 is connected to the rear side wall. The extension direction of the inner panel reinforcing plate 15 is the same, and the rear side panel transverse reinforcing panel 24 and the rear wheel cover bracket 26 are fixedly connected to the rear side panel inner panel reinforcing panel 15 to form an "X" shaped bracket, so that the rear side panel can be installed in a relatively hollow space. The rear side wall space forms criss-crossing supports, which increases the deformation resistance of the rear side frame assembly 100 and improves the body stiffness and modality; at the same time, it can also transmit the vibration force transmitted to the wheel cover area to the entire body in multiple directions. On the vehicle frame, the inching stiffness of the rear shock absorber installation can be increased, thereby improving the NVH performance of the entire vehicle.

Further, for example, as shown in FIGS. 1 to 11 , the rear side wall reinforcing plate assembly 20 and the rear side wall inner panel assembly 10 are each formed with a groove with one side open. The rear side wall reinforcing plate assembly 20 and The rear side wall inner panel assembly 10 is connected, and the grooves are arranged oppositely. The rear side wall reinforcing plate assembly 20 and the rear side wall inner panel assembly 10 are enclosed to form multiple force transmission cavities. The multiple force transmission cavities are used for Transmit, disperse and absorb vibration or impact energy, thereby transmitting the excitation force of the road to the vehicle frame. At the same time, during the transmission process, multiple force transmission cavities can also absorb vibration energy and reduce the vibration intensity, thus enabling Reduce the impact of vibration force on the body and improve the NVH performance of the entire vehicle.

Specifically, as shown in Figures 1 to 11, the lower half of the C-pillar reinforcement plate 22 is located outside the C-pillar inner plate 17, and is correspondingly connected to the C-pillar inner plate 17 to form a fourth force transmission cavity; the C-pillar reinforcement The upper half of the plate 22 is located outside the first vertical portion of the rear side panel 13 and is connected to the first vertical portion correspondingly to form a fifth force transmission cavity; the rear side reinforcement plate 21 is located on the rear side panel. The outer side of the first transverse portion of the inner panel 13 is connected to the first transverse portion to form a sixth force transmission cavity: the D-pillar upper reinforcement plate 231 is provided on the outer side of the D-pillar upper inner panel 11 and connected with the D-pillar upper inner panel 11 Correspondingly connected to form a seventh force transmission cavity; the D-pillar lower reinforcement plate 232 is provided on the outside of the D-pillar lower inner panel 12, and is correspondingly connected to the D-pillar lower inner panel 12 to form an eighth force-transmitting cavity; the rear side panel transverse reinforcement plate 24 It is arranged on the outside of the first plate part of the rear side wall inner panel 13, and is connected with the first plate part of the rear side wall inner panel 13 to form a ninth force transmission cavity; the rear wheel cover bracket 26 is arranged on the rear wheel cover outer panel 25. outside, and is connected with the rear wheel cover outer panel 25 to form a tenth force transmission cavity; the rear side panel inner panel reinforcing plate 15 is located on the inside of the rear wheel cover outer panel 25 and is provided corresponding to the rear wheel cover bracket 26. The inner panel reinforcing plate 15 is connected to the rear wheelhouse outer panel 25 to construct an eleventh force transmission cavity.

Among them, the lower end of the fifth force transmission chamber is connected with the upper end of the fourth force transmission chamber, the upper end of the fifth force transmission chamber is connected with the front end of the sixth force transmission chamber, and the rear end of the sixth force transmission chamber is connected with the seventh force transmission chamber. The upper end of the force transmission cavity is connected to each other, and the lower end of the seventh force transmission cavity is connected to the eighth force transmission cavity; both ends of the ninth force transmission cavity are connected to the eighth force transmission cavity and the fifth force transmission cavity respectively; the first transmission cavity The upper end of the force transmission chamber is connected to the seventh force transmission chamber, the lower end of the first force transmission chamber is connected to the eleventh force transmission chamber, and partially overlaps with the ninth force transmission chamber in the up and down direction; the tenth force transmission chamber It partially overlaps with the eleventh force transmission cavity in the up and down direction; the third force transmission cavity is connected with the eleventh force transmission cavity, and the third force transmission cavity partially overlaps with the second force transmission cavity in the up and down direction.

Further, the first force transmission cavity, the second force transmission cavity, the third force transmission cavity, the fourth force transmission cavity, the fifth force transmission cavity, the sixth force transmission cavity, the seventh force transmission cavity, and the eighth force transmission cavity , the ninth force transmission cavity, the tenth force transmission cavity and the eleventh force transmission cavity combine to form a continuous rear side wall force transmission cavity structure.

When the excitation of the road surface acts on the wheel cover area through the shock absorber and the rear suspension mounting plate 14, the rear wheel cover area can effectively transmit the vibration force along the above-mentioned side wall force transmission cavity structure in the process of transmitting the excitation vibration of the road surface. to the C-pillar and D-pillar, and then the force transmitted from the rear shock absorber can be dispersed to the entire vehicle frame, thereby improving the NVH performance of the entire vehicle. At the same time, the multiple force transmission cavity structures can also absorb collision energy and vibration energy, thereby reducing the vibration force on the weaker parts of the rear side wall structure, reducing cracking of parts in the rear side wall structure or welding of joints. Risk of point cracking and increased service life of parts in the rear side wall structure. At the same time, it can also enhance body strength, collision and NVH performance indicators.

According to some embodiments of the present invention, the rear side panel reinforcement plate assembly 20 and the rear side panel inner panel assembly 10 are welded and connected. The welding connection has good connectivity and can connect parts of different shapes, sizes and even different materials. It is simple to operate and uses less material, which can reduce the overall weight and save resources. At the same time, the welded structure is relatively strong and durable, which can improve the rigidity of the rear side frame assembly 100 and thereby improve the rigidity of the entire vehicle.

A vehicle 1000 according to the second embodiment of the present invention includes the rear side frame assembly 100 according to the first embodiment of the present invention.

Further, for example, as shown in FIGS. 12 and 13 , the vehicle 1000 also includes a roof rear cross member 200 . The roof rear beam 200 is disposed above the rear side frame assembly 100 . The roof rear beam 200 extends left and right, and the roof rear beam 200 extends left and right. One end of the rear cross member 200 is connected to the inner panel 11 on the D-pillar and the reinforcing plate 231 on the D-pillar. After the road excitation is transmitted to the entire rear side frame through the rear shock absorber, it can continue to be dispersed along the roof rear cross member 200 to the entire vehicle frame, thereby improving the NVH performance of the entire vehicle.

According to the vehicle 1000 according to the embodiment of the present invention, the overall performance of the vehicle 1000 is improved by providing the rear side frame assembly 100 of the first embodiment.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inside", "Outside", "Clockwise", "Counterclockwise", "Axis" ", "radial direction", "circumferential direction", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply what is meant. Devices or components must have a specific orientation, be constructed and operate in a specific orientation and therefore are not to be construed as limitations of the invention.

In addition, the terms “first” and “second” are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, "plurality" means two or more, unless otherwise clearly and specifically limited.

In this utility model, unless otherwise expressly stipulated and limited, the terms "installation", "connection", "connection", "fixing" and other terms should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integration; it can be a mechanical connection, an electrical connection, or communication; it can be a direct connection, or an indirect connection through an intermediate medium, or an internal connection between two elements or an interaction between two elements relation. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

In the description of this specification, reference to the terms "one embodiment," "some embodiments," "an example," "specific examples," or "some examples" or the like means that specific features are described in connection with the embodiment or example. , structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic expressions of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine and combine different embodiments or examples and features of different embodiments or examples described in this specification unless they are inconsistent with each other.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, substitutions and changes can be made to these embodiments without departing from the principles and purposes of the present invention. Modifications, the scope of the present invention is defined by the claims and their equivalents.

Claims (10)

1. A rear side panel frame assembly, characterized in that the rear side panel frame assembly includes a rear side panel inner panel assembly, and the rear side panel inner panel assembly includes: D-pillar upper inner panel, D-pillar lower inner panel and rear side panel. The D-pillar upper inner panel includes a first extension section and a second extension section. The first extension section extends front and back, and the second extension section One end of the section is connected to the rear end of the first extension section and the other end extends downward and backward obliquely. The D-pillar lower inner panel is connected to the other end of the second extension section. The rear side panel The inner plate is connected to the front end of the first extension section and extends forward; Rear suspension mounting plate, the rear suspension mounting plate is located on the lower side of the inner panel on the D-pillar, the rear suspension mounting plate extends up and down and is used to install the rear shock absorber; Rear side inner panel reinforcement plate, one end of the rear side inner panel reinforcement panel is fixed to the rear suspension mounting plate and the other end is connected to the first extension section and the second extension section. 2. The rear side panel frame assembly according to claim 1, wherein the rear side panel inner panel assembly further includes: Rear wheel house inner panel, the rear wheel house inner panel extends front and rear, and the rear wheel house inner panel is connected to the rear suspension mounting plate; The C-pillar inner panel extends up and down and is located on the front side of the rear suspension mounting plate. The lower end of the C-pillar inner panel is connected to the front end of the rear wheelhouse inner panel. The C-pillar inner panel The upper end of the board is connected to the front end of the inner panel of the rear side wall. 3. The rear side panel frame assembly according to claim 1, wherein in the direction from the one end of the rear side panel inner panel reinforcement panel to the other end, the rear side panel inner panel is The panel stiffener extends along a straight line that slopes upward and rearward. 4. The rear side panel frame assembly according to claim 1, characterized in that the rear side panel inner panel assembly further includes: a rear suspension reinforcing plate, and the rear suspension reinforcing plate is arranged on the rear suspension installation. One side of the plate in the thickness direction is connected between the rear suspension mounting plate and the rear side inner panel reinforcing plate. 5. The rear side panel frame assembly according to claim 1, wherein the rear side panel frame assembly further includes a rear side panel reinforcing plate assembly, and the rear side panel reinforcing panel assembly is connected to the rear side panel reinforcing plate assembly. The rear side wall inner panel assembly is connected and arranged outside the rear side wall inner panel assembly. The rear side wall reinforcement panel assembly is a frame structure that is vertically arranged and extends front and rear. The rear side wall reinforcement panel assembly surrounds the rear side wall inner panel assembly. The first hollow area, the second hollow area and the third hollow area are combined. The second hollow area and the third hollow area are arranged at intervals in front and back. The first hollow area is formed between the second hollow area and the third hollow area. The upper side of the third hollow area. 6. The rear side panel frame assembly according to claim 5, wherein the rear side panel reinforcement panel assembly includes: Reinforcement panels are provided on the rear side panels, and the reinforcement panels on the rear side panels extend front and rear; C-pillar reinforcing plate, the C-pillar reinforcing plate is arranged vertically and its upper end is connected to the front end of the reinforcing plate on the rear side wall; D-pillar reinforcement plate, the D-pillar reinforcement plate extends obliquely backward in the direction from top to bottom, and the upper end of the D-pillar reinforcement plate is connected to the rear end of the reinforcement plate on the rear side wall; The rear side wall transverse reinforcement plate is located on the lower side of the rear side wall upper reinforcement plate and is spaced apart from the rear side wall upper reinforcement plate. The rear side wall transverse reinforcement plate is front and rear. Extend and connect the C-pillar reinforcing plate and the D-pillar reinforcing plate at both ends respectively; Rear wheel house outer plate, the rear wheel house outer plate is arranged on the lower side of the rear side wall transverse reinforcement plate and extends front and rear, and the front end of the rear wheel house outer plate is connected to the C-pillar reinforcement plate; Rear wheel cover bracket, the rear wheel cover bracket extends up and down and is located between the C-pillar reinforcing plate and the D-pillar reinforcing plate. The upper and lower ends of the rear wheel cap bracket are respectively connected to the rear side wall for transverse reinforcement. panels and outer panels of the rear wheel housing; Rear side reinforcement panel, the rear side reinforcement panel extends front and rear and both ends are respectively connected to the D-pillar reinforcement panel and the rear wheel cover bracket, Wherein, the rear side panel upper reinforcement plate, the C-pillar reinforcement panel, the D-pillar reinforcement panel and the rear side panel transverse reinforcement panel enclose the first hollow area, and the C-pillar reinforcement panel, The rear side panel transverse reinforcing plate, the rear wheel cover outer panel and the rear wheel cover bracket enclose the second hollow area. The rear side panel transverse reinforcing plate, the rear wheel cover bracket, and the rear wheel cover bracket The rear side panel rear reinforcement panel and the D-pillar reinforcement panel enclose the third hollow area. 7. The rear side frame assembly according to claim 6, wherein the D-pillar reinforcing plate includes: an upper D-pillar reinforcing plate and a D-pillar lower reinforcing plate, and the upper end of the D-pillar upper reinforcing plate is connected to The upper reinforcement plate of the rear side wall, the lower reinforcement plate of the D-pillar are connected to the lower end of the upper reinforcement plate of the D-pillar and extend downward, and the rear end of the transverse reinforcement plate of the rear side wall is reinforced with the lower reinforcement plate of the D-pillar. The upper ends of the panels are connected, and the rear end of the rear side reinforcement panel is connected to the lower end of the D-pillar lower reinforcement panel. 8. The rear side panel frame assembly according to claim 6, wherein the rear side panel transverse reinforcing plate and the rear wheel cover bracket are both fixedly connected to the rear side panel inner panel reinforcing plate. 9. The rear side panel frame assembly according to claim 5, wherein the rear side panel reinforcing plate assembly is welded to the rear side panel inner panel assembly. 10. A vehicle, characterized by comprising the rear side frame assembly according to any one of claims 1-9.