CN112193327A - Rear shelf connecting plate assembly, side wall rear structure and automobile - Google Patents
Rear shelf connecting plate assembly, side wall rear structure and automobile Download PDFInfo
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- CN112193327A CN112193327A CN202011034545.6A CN202011034545A CN112193327A CN 112193327 A CN112193327 A CN 112193327A CN 202011034545 A CN202011034545 A CN 202011034545A CN 112193327 A CN112193327 A CN 112193327A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/02—Side panels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/04—Door pillars ; windshield pillars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
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- Combustion & Propulsion (AREA)
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Abstract
The invention discloses a rear shelf connecting plate assembly, a side wall rear structure and an automobile, which relate to the technical field of automobiles and comprise the following components: the rear supporting plate is connected with the plate and comprises a rear vertical face part and an arc face part perpendicular to the rear vertical face part, one side of the arc face part is integrally formed on one side of the rear vertical face part, the other side of the arc face part is provided with a first connecting flanging, and the upper end of the rear vertical face part is provided with a second connecting flanging; the connecting plate front supporting plate comprises a front vertical face part and an upper end face part vertical to the front vertical face part, one side of the upper end face part is integrally formed at the upper end of the front vertical face part, the other side of the upper end face part is provided with a third connecting flanging, and one side of the front vertical face part is provided with an arc-shaped notch matched with the arc-shaped surface part; the first connection turn-ups is connected with the arcuation breach, and the turn-ups is connected with the up end face portion to the second for the fagging is connected with the fagging before the connecting plate behind the connecting plate and forms hollow box-like structure. The force transmission path is optimized through the side wall rear structure, and the rigidity and the strength of a vehicle body can be guaranteed while the weight is reduced.
Description
Technical Field
The invention belongs to the technical field of automobiles, and particularly relates to a rear shelf connecting plate assembly, a side wall rear structure and an automobile.
Background
In recent years, weight reduction of automobiles has become a common recognition in the industry. The vehicle body is used as a bearing part and has enough safety, rigidity, strength and durability, so that the whole vehicle has good safety, vibration noise and durability. Therefore, how to keep the balance point between weight reduction and performance is important.
Traditional back shelf connecting plate assembly part design dispersion exists a plurality of reinforcing plates, has caused the welding procedure of automobile body complicated, the shortcoming of automobile body with high costs when having increased the weight of automobile body.
Disclosure of Invention
The invention aims to provide a rear shelf connecting plate assembly, a side wall rear structure and an automobile aiming at the defects in the prior art, wherein the rear shelf connecting plate assembly has the advantages of fewer parts, simple structure, reduced automobile body weight and simplified automobile body structure; the force transmission path is optimized through the side wall rear structure, and the rigidity and the strength of the rear part of the vehicle body can be guaranteed while the weight is reduced.
To achieve the above objects, the present invention provides a rear shelf connecting plate assembly including:
the rear supporting plate comprises a rear vertical face part and an arc face part perpendicular to the rear vertical face part, one side of the arc face part is integrally formed on one side of the rear vertical face part, the other side of the arc face part is provided with a first connecting flanging, and the upper end of the rear vertical face part is provided with a second connecting flanging;
the connecting plate front supporting plate comprises a front vertical face part and an upper end face part vertical to the front vertical face part, one side of the upper end face part is integrally formed at the upper end of the front vertical face part, the other side of the upper end face part is provided with a third connecting flanging, and one side of the front vertical face part is provided with an arc-shaped notch matched with the arc-shaped face part;
the first connecting flanging is connected with the arc-shaped notch, and the second connecting flanging is connected with the upper end face portion, so that the connecting plate rear supporting plate and the connecting plate front supporting plate are connected to form a hollow box-shaped structure.
Optionally, the upper end of the rear vertical face portion is provided with a protruding portion and a recessed portion, the shape of the upper end face portion is matched with that of the upper end of the rear vertical face portion, the second flanging is arranged on the protruding portion, one end of the upper end face portion is connected with the second connecting flanging, and the third connecting flanging is arranged at the other end of the upper end face portion.
Optionally, the box-shaped structure further comprises a rear shelf connecting plate, the rear shelf connecting plate is arranged on the upper side of the box-shaped structure, and one end of the rear shelf connecting plate is connected with the third connecting flange.
Optionally, the upper side of the rear shelf connecting plate is provided with a hinge reinforcing plate.
Optionally, be provided with the safety belt coiler support on the upper end face portion, be provided with the seat installing support on the preceding face portion of standing, fagging behind the connecting plate with be provided with a plurality of installation bosss before the connecting plate on the fagging, the mounting hole has been seted up on the installation boss.
Optionally, the upper portion of the other side of the rear vertical face portion is provided with a fourth connecting flange, the lower portion of the other side of the rear vertical face portion is provided with a recess facing the arc face portion, the recess is provided with a fifth connecting flange, the upper portion of the other side of the front vertical face portion is provided with a sixth connecting flange, the lower portion of the other side of the front vertical face portion is provided with a connecting portion matched with the recess, the connecting portion is provided with a seventh connecting flange, and one end, close to the fourth connecting flange and one end of the sixth connecting flange, of the upper end face portion is provided with an eighth connecting flange.
The present invention also provides a side wall rear structure, including:
a C-pillar reinforcement plate assembly;
a rear wheel cover assembly;
the rear shelf connecting plate assembly is connected with the C-column reinforcing plate assembly and the rear wheel casing assembly;
one end of the rear shelf lower reinforcing plate is connected with the rear shelf connecting plate assembly, and the other end of the rear shelf lower reinforcing plate is connected with a middle floor of an automobile;
and the rear shelf assembly is arranged on the upper side of the rear shelf connecting plate assembly and is connected with the rear shelf connecting plate.
Optionally, the rear wheel casing assembly includes a rear wheel casing outer plate and a rear wheel casing inner plate, the C-pillar reinforcement plate assembly includes a C-pillar reinforcement plate, the C-pillar reinforcement plate is connected to the rear wheel casing outer plate, a first outer cavity structure is defined on an outer side of the rear wheel casing outer plate, and the fourth connecting flange, the sixth connecting flange and the eighth connecting flange are connected to the rear wheel casing outer plate, so that the rear shelf connecting plate assembly and the rear wheel casing outer plate define a first inner cavity structure on an inner side of the rear wheel casing outer plate, and the first inner cavity structure and the first outer cavity structure are disposed side by side on two sides of the rear wheel casing outer plate.
Optionally, the outside of rear wheel casing inner panel is provided with the bumper shock absorber support, the bumper shock absorber support with the rear wheel casing inner panel is connected the outside of rear wheel casing inner panel encloses into the second inner chamber structure, the fifth connect turn-ups with the seventh connect turn-ups with the rear wheel casing inner panel is connected, makes rear shelf connecting plate assembly with the rear wheel casing inner panel is in the inboard of rear wheel casing inner panel encloses into the second inner chamber structure, the second inner chamber structure with the second outer chamber structure set up side by side in the both sides of rear wheel casing inner panel, the fifth connect turn-ups with the seventh connect turn-ups with the position that the rear wheel casing inner panel is connected is provided with the structure glue.
The invention also provides an automobile which comprises the side wall rear structure.
The invention provides a rear shelf connecting plate assembly, a side wall rear structure and an automobile, which have the beneficial effects that:
1. the rear shelf connecting plate assembly is of a box-shaped structure consisting of the connecting plate rear supporting plate and the connecting plate front supporting plate, and compared with the traditional rear shelf connecting plate assembly structure, the rear shelf connecting plate assembly has the advantages that the number of parts is reduced, the structure is simplified, the process splicing difficulty is reduced while the weight is reduced, and the cost is saved;
2. the side wall rear structure is connected with the rear shelf assembly, the C-column reinforcing plate assembly, the rear wheel cover assembly and the middle floor through the rear shelf connecting plate assembly to form a coherent closed-loop type vehicle body rear structure, so that the rigidity and the strength of the rear part of the vehicle body are enhanced;
3. this side wall rear portion structure sets up in the both sides of rear wheel casing planking side by side through with first inner chamber structure and first exocoel structure and second inner chamber structure sets up in the both sides of rear wheel casing inner panel side by side with second exocoel structure for the biography power route at automobile body rear portion obtains optimizing, when having realized the lightweight through back shelf connecting plate assembly, has guaranteed rigidity and the intensity at automobile body rear portion.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.
FIG. 1 illustrates an exploded view of a rear shelf attachment plate assembly in accordance with one embodiment of the present invention.
Fig. 2 is a schematic structural view of an interior view of a side body rear structure according to an embodiment of the present invention.
Fig. 3 is a structural view showing an exterior view of a quarter rear structure according to an embodiment of the present invention.
Figure 4 shows a cross-sectional view of the C-direction of figure 3 of a side gusset rear structure according to one embodiment of the present invention.
Figure 5 shows a cross-sectional view of the D direction of figure 3 of a side gusset rear structure according to one embodiment of the present invention.
Figure 6 shows a force transfer path schematic of a side gusset rear structure according to an embodiment of the present invention.
Description of reference numerals:
1. connecting a rear supporting plate; 2. a rear facade portion; 3. an arc surface portion; 4. a first connecting flange; 5. a second connecting flange; 6. a front supporting plate of the connecting plate; 7. a front upright face portion; 8. an upper end face portion; 9. third connecting flanging; 10. an arc-shaped notch; 11. a boss portion; 12. a recessed portion; 13. a floor stringer; 14. a rear shelf connecting plate; 15. a hinge reinforcement plate; 16. a seat belt retractor bracket; 17. a seat mounting bracket; 18. mounting a boss; 19. a fourth connecting flanging; 20. a fifth connecting flange; 21. a sixth connecting flange; 22. a seventh connecting flange; 23. eighth connecting flanging; 24. a C-pillar reinforcement plate assembly; 25. a rear wheel cover assembly; 26. a middle floor; 27. a rear shelf lower reinforcing plate; 28. a rear shelf assembly; 29. a rear wheel house outer plate; 30. a rear wheel house inner panel; 31. a C-pillar reinforcement plate; 32. a first outer cavity structure; 33. a first lumen structure; 34. a shock absorber support; 35. a second outer cavity structure; 36. a second lumen structure; 37. a top cover rear cross member; 38. floor beam.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The invention provides a rear shelf connecting plate assembly, comprising:
the rear supporting plate is connected with the plate and comprises a rear vertical face part and an arc face part perpendicular to the rear vertical face part, one side of the arc face part is integrally formed on one side of the rear vertical face part, the other side of the arc face part is provided with a first connecting flanging, and the upper end of the rear vertical face part is provided with a second connecting flanging;
the connecting plate front supporting plate comprises a front vertical face part and an upper end face part vertical to the front vertical face part, one side of the upper end face part is integrally formed at the upper end of the front vertical face part, the other side of the upper end face part is provided with a third connecting flanging, and one side of the front vertical face part is provided with an arc-shaped notch matched with the arc-shaped surface part;
the first connection turn-ups is connected with the arcuation breach, and the turn-ups is connected with the up end face portion to the second for the fagging is connected with the fagging before the connecting plate behind the connecting plate and forms hollow box-like structure.
Specifically, the traditional rear shelf connecting plate assembly generally consists of more than ten parts, the parts are scattered in design, a plurality of reinforcing plates exist, the weight is increased, and the welding procedure is complex; the rear shelf connecting plate assembly provided by the invention cancels the rear shelf reinforcing plate and the rear shelf corner reinforcing plate, cancels the small supporting plate reinforcing plate, combines dispersed parts (the connecting plate upper supporting plate, the connecting plate rear supporting plate and the connecting plate middle supporting plate) into one part, optimizes the structure and realizes light weight design.
Optionally, the upper end of the rear vertical face portion is provided with a protruding portion and a recessed portion, the shape of the upper end face portion is matched with that of the upper end of the rear vertical face portion, the second flanging is arranged on the protruding portion, one end of the upper end face portion is connected with the second connecting flanging, and the third connecting flanging is arranged at the other end of the upper end face portion.
Specifically, the rear vertical face part of the rear shelf connecting plate assembly is matched with the front vertical face part in shape, and the rear supporting plate of the connecting plate and the front supporting plate of the connecting plate are combined into a hollow box-shaped structure through the connection of the arc face part and the upper end face part, so that the structural rigidity and the strength of the rear shelf connecting plate assembly are ensured; after the connecting plate rear supporting plate and the connecting plate front supporting plate are combined, the second flanging and the third flanging are distributed at the upper end of the rear vertical face part, and the second flanging and the third flanging do not interfere with each other.
Optionally, the shelf structure further comprises a rear shelf connecting plate, the rear shelf connecting plate is arranged on the upper side of the box-shaped structure, and one end of the rear shelf connecting plate is connected with the third connecting flange.
Specifically, the shape of one end of the rear shelf connecting plate is matched with the shape of the third connecting flange.
Optionally, the upper side of the rear shelf connecting plate is provided with a hinge reinforcing plate.
Specifically, a plurality of part mounting holes are formed in the rear shelf connecting plate, so that parts can be mounted as required, and the hinge reinforcing plate can be configured according to actual conditions.
Optionally, a seat belt retractor bracket is provided on the upper end face portion, and a seat mounting bracket is provided on the front standing face portion.
Specifically, be provided with safety belt coiler installation position on the up end portion, safety belt coiler installation position adopts stamping forming and has seted up the mounting hole, cooperatees with safety belt coiler support.
Optionally, a plurality of mounting bosses are arranged on the connecting plate rear supporting plate and the connecting plate front supporting plate, and mounting holes are formed in the mounting bosses.
Specifically, the installation boss adopts stamping forming technology, can improve the rigidity and the intensity of fagging behind the connecting plate and fagging before the connecting plate when can conveniently installing spare part, produces the deformation after avoiding installing spare part.
Optionally, the upper portion of the other side of the rear standing face portion is provided with a fourth connecting flange, the lower portion of the other side of the rear standing face portion is provided with a recess facing the arc face portion, the recess is provided with a fifth connecting flange, the upper portion of the other side of the front standing face portion is provided with a sixth connecting flange, the lower portion of the other side of the front standing face portion is provided with a connecting portion matched with the recess, the connecting portion is provided with a seventh connecting flange, and one end, close to the fourth connecting flange and the sixth connecting flange, of the upper end face portion is provided with an eighth connecting flange.
Specifically, after the connecting plate rear supporting plate and the connecting plate front supporting plate are combined, the fourth connecting flange, the sixth connecting flange and the eighth connecting flange form a U-shaped connecting structure for connecting the rear shelf connecting plate assembly with the upper portion of the rear wheel cover assembly, and the fifth connecting flange and the seventh connecting flange are matched with the lower portion of the rear wheel cover assembly in shape and can be connected with the lower portion of the rear wheel cover assembly.
The present invention also provides a side wall rear structure, including:
a C-pillar reinforcement plate assembly;
a rear wheel cover assembly;
the rear shelf connecting plate assembly is connected with the C-column reinforcing plate assembly and the rear wheel cover assembly;
one end of the lower reinforcing plate of the rear shelf is connected with the connecting plate assembly of the rear shelf, and the other end of the lower reinforcing plate of the rear shelf is connected with the middle floor of the automobile;
and the rear shelf assembly is arranged on the upper side of the rear shelf connecting plate assembly and is connected with the rear shelf connecting plate.
The rear shelf connecting plate assemblies are distributed on two sides of the automobile, the rear shelf connecting plate assemblies on the two sides are of a symmetrical structure, the lower ends of the rear shelf connecting plate assemblies are connected with the middle floor through rear shelf lower reinforcing plates, meanwhile, the rear shelf lower reinforcing plates are also connected with the rear wheel cover assemblies, the upper portions of the rear shelf connecting plate assemblies on the two sides of the automobile are connected through the rear shelf assemblies to form an annular stress structure, a stress path of the automobile body is optimized, and the strength and the rigidity of the automobile body are guaranteed.
Optionally, the rear wheel casing assembly includes a rear wheel casing outer plate and a rear wheel casing inner plate, the C-pillar reinforcing plate assembly includes a C-pillar reinforcing plate, the C-pillar reinforcing plate is connected with the rear wheel casing outer plate, a first outer cavity structure is enclosed outside the rear wheel casing outer plate, and the fourth connecting flange, the sixth connecting flange and the eighth connecting flange are connected with the rear wheel casing outer plate, so that the rear shelf connecting plate assembly and the rear wheel casing outer plate enclose a first inner cavity structure inside the rear wheel casing outer plate, and the first inner cavity structure and the first outer cavity structure are arranged side by side on both sides of the rear wheel casing outer plate.
Specifically, the first inner cavity structure and the first outer cavity structure which are arranged on two sides of the outer plate of the rear wheel cover side by side enable the positions of the first inner cavity structure and the first outer cavity structure to correspond, a continuous stress cavity structure is formed when stress is applied, and the stress effect is improved; similarly, the second inner cavity structures and the second outer cavity structures which are arranged on two sides of the inner plate of the rear wheel cover side by side enable the positions of the second inner cavity structures to be corresponding to those of the second outer cavity structures, continuous stress cavity structures are formed when the rear wheel cover is stressed, and the stress effect is improved.
Optionally, a damper support is arranged on the outer side of the rear wheel casing inner plate, the damper support is connected with the rear wheel casing inner plate, a second cavity structure is formed on the outer side of the rear wheel casing inner plate in a surrounding manner, a fifth connecting flange and a seventh connecting flange are connected with the rear wheel casing inner plate, so that a second cavity structure is formed on the inner side of the rear wheel casing inner plate in a surrounding manner by the rear shelf connecting plate assembly and the rear wheel casing inner plate, the second cavity structure and the second cavity structure are arranged on two sides of the rear wheel casing inner plate side by side, and structural glue is arranged at the position where the fifth connecting flange and the seventh connecting flange are connected with the rear wheel casing inner plate.
Specifically, huge and complicated loads borne by the rear wheel cover are transmitted upwards and inwards through the shock absorber support, the upper side of the shock absorber support is transmitted to the side wall upper side beam through the C-column reinforcing plate assembly, the forces are transmitted to the front direction and the rear direction of the vehicle respectively, the front side component force is transmitted to the top cover rear cross beam, and the rear side component force is transmitted to the rear part of the rear shelf assembly, so that a first force transmission ring is formed; the force of the upper side part is transmitted to the front part of the rear shelf assembly through the rear shelf connecting plate assembly, and the force of the lower side part is connected with the middle floor part through the lower reinforcing plate of the rear shelf and is transmitted to the floor cross beam, so that a second force transmission ring is formed; the other part is transmitted to the vehicle front-rear direction along the floor side member. According to the invention, the first inner cavity structure corresponds to the first outer cavity structure, the second inner cavity structure corresponds to the second outer cavity structure from inside to outside, and structural adhesive is added, so that the welding spot stress is greatly reduced, the safety coefficient of the welding spot in the torsional fatigue of the body in white is improved, and the rigidity of the mounting point of the shock absorber is improved.
The invention also provides an automobile which comprises the side wall rear structure.
Examples
As shown in fig. 1 to 6, the present invention provides a rear shelf attachment plate assembly including:
the connecting plate rear supporting plate 1 comprises a rear vertical face part 2 and an arc face part 3 perpendicular to the rear vertical face part 2, one side of the arc face part 3 is integrally formed on one side of the rear vertical face part 2, the other side of the arc face part 3 is provided with a first connecting flanging 4, and the upper end of the rear vertical face part 2 is provided with a second connecting flanging 5;
the connecting plate front supporting plate 6 comprises a front vertical surface part 7 and an upper end surface part 8 vertical to the front vertical surface part 7, one side of the upper end surface part 8 is integrally formed at the upper end of the front vertical surface part 7, the other side of the upper end surface part 8 is provided with a third connecting flanging 9, and one side of the front vertical surface part 7 is provided with an arc-shaped notch 10 matched with the arc-shaped surface part 3;
first connection turn-ups 4 is connected with arcuation breach 10, and turn-ups 5 is connected with up end portion 8 to the second for fagging 6 is connected with fagging before the connecting plate behind the connecting plate and is formed hollow box-like structure.
In this embodiment, the upper end of the rear vertical face portion 2 is provided with a protruding portion 11 and a recessed portion 12, the shape of the upper end face portion 8 is matched with the shape of the upper end of the rear vertical face portion 2, the second flange 5 is arranged on the protruding portion 11, one end of the upper end face portion 8 is connected with the second connecting flange 5, and the third connecting flange 9 is arranged at the other end of the upper end face portion 8.
In this embodiment, a rear shelf connecting plate 14 is further included, the rear shelf connecting plate 14 is disposed on the upper side of the box-like structure, and one end of the rear shelf connecting plate 14 is connected to the third connecting flange 9.
In the present embodiment, the upper side of the rear shelf connecting plate 14 is provided with a hinge reinforcing plate 15.
In the present embodiment, the upper end surface portion 8 is provided with a seatbelt retractor bracket 16, and the front standing surface portion 7 is provided with a seat mounting bracket 17.
In this embodiment, the connecting plate rear supporting plate 1 and the connecting plate front supporting plate 6 are provided with a plurality of mounting bosses 18, and the mounting bosses 18 are provided with mounting holes.
Optionally, a fourth connecting flange 19 is disposed on the upper portion of the other side of the rear vertical surface portion 2, a recess facing the arc surface portion is disposed on the lower portion of the other side of the rear vertical surface portion 2, a fifth connecting flange 20 is disposed on the recess, a sixth connecting flange 21 is disposed on the upper portion of the other side of the front vertical surface portion 7, a connecting portion matched with the recess is disposed on the lower portion of the other side of the front vertical surface portion 7, a seventh connecting flange 22 is disposed on the connecting portion, and an eighth connecting flange 23 is disposed on the upper end surface portion 8 at an end close to the fourth connecting flange 19 and the sixth connecting flange 21.
The present invention also provides a side wall rear structure, including:
a C-pillar stiffener assembly 24;
a rear wheel cover assembly 25;
the rear shelf connecting plate assembly is connected with the C-column reinforcing plate assembly 24 and the rear wheel cover assembly 25;
a rear shelf lower reinforcing plate 27 having one end connected to the rear shelf connecting plate assembly and the other end connected to the middle floor 26 of the automobile;
and a rear shelf assembly 28 disposed at an upper side of the rear shelf connecting plate assembly and connected to the rear shelf connecting plate 14.
In the present embodiment, the rear wheel cover assembly 25 includes a rear wheel cover outer plate 29 and a rear wheel cover inner plate 30, the C-pillar reinforcement plate assembly 24 includes a C-pillar reinforcement plate 31, the C-pillar reinforcement plate 31 is connected to the rear wheel cover outer plate 29, a first outer cavity structure 32 is defined on the outer side of the rear wheel cover outer plate 29, and the fourth connection flange 19, the sixth connection flange 21 and the eighth connection flange 23 are connected to the rear wheel cover outer plate 29, so that the rear shelf connection plate assembly and the rear wheel cover outer plate 29 define a first inner cavity structure 33 on the inner side of the rear wheel cover outer plate 29, and the first inner cavity structure 33 and the first outer cavity structure 32 are disposed side by side on both sides of the rear wheel cover outer plate 29.
In this embodiment, a damper bracket 34 is disposed on the outer side of the rear wheel casing inner panel 30, the damper bracket 34 is connected to the rear wheel casing inner panel 30, a second cavity structure 35 is defined on the outer side of the rear wheel casing inner panel 30, the fifth connecting flange 20 and the seventh connecting flange 22 are connected to the rear wheel casing inner panel 30, so that the rear shelf connecting plate assembly and the rear wheel casing inner panel 30 define a second cavity structure 36 on the inner side of the rear wheel casing inner panel 30, the second cavity structure 36 and the second cavity structure 35 are disposed on two sides of the rear wheel casing inner panel 30 side by side, and structural glue is disposed at the positions where the fifth connecting flange 20 and the seventh connecting flange 22 are connected to the rear wheel casing inner panel 30.
The invention also provides an automobile which comprises the side wall rear structure.
In summary, when the side body rear structure provided by the present invention is implemented on the body of an automobile, the rear shelf connecting plate assembly, the C-pillar reinforcement plate assembly 24, and the shock absorber bracket 34 are disposed on the inner and outer sides of the rear wheel cover assembly 25. The upper part of the rear wheel cover, the welding edge of the rear shelf connecting plate assembly and the C-column reinforcing plate 31 correspond to form a correspondence of a first inner cavity structure 33 and a first outer cavity structure 32, and the structural rigidity is improved. The lower part of the rear wheel cover and the welding edge of the rear shelf connecting plate assembly correspond to the welding edge of the shock absorber support 34, and structural glue is used for forming the correspondence between the second inner cavity structure 36 and the second outer cavity structure 35, so that the force transmission path is optimized, and the structural rigidity is further improved.
Referring to fig. 4, the large and complicated load carried at the rear wheel house is transmitted upward and inward through the shock absorber bracket 34, the upper side is transmitted to the upper side sill of the side wall through the C-pillar reinforcement plate assembly 24, and the force is transmitted to the front and rear directions of the vehicle, respectively, the front side component force is transmitted to the rear cross beam 37 of the top cover, and the rear side component force is transmitted to the rear of the rear shelf assembly 28, thereby forming a first force transmission ring; inward portion forces, upper portion forces transmitted through the rear shelf web assembly to the front of the rear shelf assembly 28, lower portion forces connected to the mid-floor 26 portion through the rear shelf lower reinforcement plate 27 to the floor cross member 38, thereby forming a second force transfer loop; the other part is transmitted in the vehicle front-rear direction along the floor side member 13. According to the invention, the first inner cavity structure 33 corresponds to the first outer cavity structure 32, the second inner cavity structure 36 corresponds to the second outer cavity structure 35, and structural adhesive is added, so that the welding spot stress is greatly reduced, the safety coefficient of the welding spot in the torsional fatigue of the body in white is improved, and the rigidity of the mounting point of the shock absorber is improved.
In the side wall rear structure, the rear shelf connecting plate assembly is optimized based on lightweight design, and the transmission path of force is reasonably arranged, so that not only are the performance indexes met, but also the welding process is simple and easy to realize; compared with the traditional rear shelf connecting plate assembly, the number of parts of a bicycle is reduced by 10, the weight of the bicycle is reduced from 8.29kg to 6.469kg, the development cost of a die is saved by about 100 ten thousand yuan, and the weight is reduced by 1.821 kg.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. A rear shelf attachment panel assembly, comprising:
the rear supporting plate comprises a rear vertical face part and an arc face part perpendicular to the rear vertical face part, one side of the arc face part is integrally formed on one side of the rear vertical face part, the other side of the arc face part is provided with a first connecting flanging, and the upper end of the rear vertical face part is provided with a second connecting flanging;
the connecting plate front supporting plate comprises a front vertical face part and an upper end face part vertical to the front vertical face part, one side of the upper end face part is integrally formed at the upper end of the front vertical face part, the other side of the upper end face part is provided with a third connecting flanging, and one side of the front vertical face part is provided with an arc-shaped notch matched with the arc-shaped face part;
the first connecting flanging is connected with the arc-shaped notch, and the second connecting flanging is connected with the upper end face portion, so that the connecting plate rear supporting plate and the connecting plate front supporting plate are connected to form a hollow box-shaped structure.
2. The rear shelf connecting plate assembly according to claim 1 wherein the upper end of the rear standing surface portion is provided with a raised portion and a recessed portion, the shape of the upper end surface portion matches the shape of the upper end of the rear standing surface portion, the second flange is provided on the raised portion, one end of the upper end surface portion is connected to the second connecting flange, and the third connecting flange is provided at the other end of the upper end surface portion.
3. The rear shelf connection plate assembly of claim 2 further comprising a rear shelf connection plate disposed on an upper side of the box-like structure, one end of the rear shelf connection plate being connected to the third connection flange.
4. The rear shelf attachment plate assembly of claim 3 wherein a hinge reinforcement plate is provided on an upper side of the rear shelf attachment plate, a seat belt retractor bracket is provided on the upper end portion, and a seat mounting bracket is provided on the front riser portion.
5. The rear shelf connecting plate assembly of claim 1 wherein the connecting plate rear support plate and the connecting plate front support plate are provided with a plurality of mounting bosses, the mounting bosses being provided with mounting holes.
6. The rear shelf connecting plate assembly according to claim 1, wherein a fourth connecting flange is provided on the upper portion of the other side of the rear standing surface portion, a recess facing the arc surface portion is provided on the lower portion of the other side of the rear standing surface portion, a fifth connecting flange is provided on the recess, a sixth connecting flange is provided on the upper portion of the other side of the front standing surface portion, a connecting portion matched with the recess is provided on the lower portion of the other side of the front standing surface portion, a seventh connecting flange is provided on the connecting portion, and an eighth connecting flange is provided on the upper end surface portion at an end close to the fourth connecting flange and the sixth connecting flange.
7. A side wall rear structure, comprising:
a C-pillar reinforcement plate assembly;
a rear wheel cover assembly;
the rear shelf attachment panel assembly of claims 1-6 connected to the C-pillar stiffener assembly and the rear wheel housing assembly;
one end of the rear shelf lower reinforcing plate is connected with the rear shelf connecting plate assembly, and the other end of the rear shelf lower reinforcing plate is connected with a middle floor of an automobile;
and the rear shelf assembly is arranged on the upper side of the rear shelf connecting plate assembly and is connected with the rear shelf connecting plate.
8. The side body rear structure according to claim 7, wherein the rear wheel house assembly includes a rear wheel house outer panel and a rear wheel house inner panel, the C-pillar reinforcement panel assembly includes a C-pillar reinforcement panel, the C-pillar reinforcement panel is connected to the rear wheel house outer panel, a first outer cavity structure is defined on an outer side of the rear wheel house outer panel, and the fourth connecting flange, the sixth connecting flange and the eighth connecting flange are connected to the rear wheel house outer panel, so that the rear shelf connection panel assembly and the rear wheel house outer panel define a first inner cavity structure on an inner side of the rear wheel house outer panel, and the first inner cavity structure and the first outer cavity structure are disposed side by side on both sides of the rear wheel house outer panel.
9. The side body rear structure according to claim 8, wherein a damper bracket is arranged on the outer side of the rear wheel house inner panel, the damper bracket is connected with the rear wheel house inner panel, a second cavity structure is formed on the outer side of the rear wheel house inner panel, the fifth connecting flange and the seventh connecting flange are connected with the rear wheel house inner panel, so that the rear shelf connecting plate assembly and the rear wheel house inner panel are enclosed into a second cavity structure on the inner side of the rear wheel house inner panel, the second cavity structure and the second cavity structure are arranged on two sides of the rear wheel house inner panel side by side, and structural glue is arranged at the connecting position of the fifth connecting flange and the seventh connecting flange and the rear wheel house inner panel.
10. An automobile characterized by comprising the side body rear structure according to any one of claims 8 or 9.
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| CN202011034545.6A CN112193327B (en) | 2020-09-27 | 2020-09-27 | Rear shelf connecting plate assembly, side wall rear structure and automobile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011034545.6A CN112193327B (en) | 2020-09-27 | 2020-09-27 | Rear shelf connecting plate assembly, side wall rear structure and automobile |
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| CN112193327A true CN112193327A (en) | 2021-01-08 |
| CN112193327B CN112193327B (en) | 2022-03-22 |
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| CN112193327B (en) | 2022-03-22 |
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