CN112590940A - A body-in-white assembly and vehicle - Google Patents
A body-in-white assembly and vehicle Download PDFInfo
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- CN112590940A CN112590940A CN202011475571.2A CN202011475571A CN112590940A CN 112590940 A CN112590940 A CN 112590940A CN 202011475571 A CN202011475571 A CN 202011475571A CN 112590940 A CN112590940 A CN 112590940A
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- pillar
- reinforcing plate
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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
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
本发明涉及一种白车身总成及车辆，属于车辆制造技术领域，解决了目前白车身上使用的C柱加强板对白车身的机械性能提升效果有限的技术问题。该白车身总成包括顶棚侧边梁、后外轮罩、C柱以及C柱加强板，C柱加强板覆盖在C柱上以加强C柱的结构强度，C柱以及C柱加强板的顶端和底端分别连接在顶棚侧边梁和后外轮罩上，车身本体左右两侧的C柱加强板与左右两侧的后外轮罩、左右两侧的后内轮罩加强板、顶棚横梁以及后底板横梁组成一个供载荷传递的O型环路，后外轮罩的载荷不仅能够通过C柱传递至车身本体上部，而且还可以通过C柱加强板传递至车身本体上部，增加车身本体上部和车身本体下部之间的连接，有效增强车身本体的扭转模态以及刚度。
The invention relates to a body-in-white assembly and a vehicle, belongs to the technical field of vehicle manufacturing, and solves the technical problem that the C-pillar reinforcing plate currently used on the body-in-white has limited effect of improving the mechanical properties of the body-in-white. The body-in-white assembly includes a roof side beam, a rear outer wheel cover, a C-pillar, and a C-pillar reinforcing plate. The C-pillar reinforcing plate is covered on the C-pillar to strengthen the structural strength of the C-pillar. The top and bottom of the C-pillar and the C-pillar reinforcing plate The bottom ends are respectively connected to the side beams of the roof and the rear outer wheel cover, the C-pillar reinforcement plates on the left and right sides of the body body, the rear outer wheel cover on the left and right sides, the rear inner wheel cover reinforcement plates on the left and right sides, the roof beam and the rear bottom plate. The cross member forms an O-shaped loop for load transmission. The load of the rear outer wheel housing can not only be transmitted to the upper body of the body through the C-pillar, but also to the upper body of the body through the C-pillar reinforcement plate. The connection between them effectively enhances the torsional mode and stiffness of the body.
Description
Technical Field
The invention belongs to the technical field of vehicle manufacturing, and particularly relates to a body-in-white assembly and a vehicle.
Background
Among the prior art, the white automobile body of vehicle includes the C post, the C post reinforcing plate, ceiling side boundary beam, the outer wheel casing of back, the wheel casing in the back, interior wheel casing reinforcing plate, back floor crossbeam and ceiling crossbeam, wherein, interior wheel casing reinforcing plate is connected between back floor crossbeam and back outer wheel casing, then interior wheel casing is then connected on interior wheel casing utmost point reinforcing plate and back outer wheel casing, the C post is connected between back outer wheel casing and ceiling side boundary beam, the ceiling crossbeam is also connected on ceiling side boundary beam. In addition, the white body of the vehicle also comprises a C-column reinforcing plate, and the C-column reinforcing plate is used for reinforcing the structural strength of the C column, however, the current C-column reinforcing plate has single function and has limited effect on improving the mechanical performance of the white body.
Disclosure of Invention
The invention provides a body-in-white assembly and a vehicle, which are used for solving the technical problem that the mechanical performance improvement effect of a C-column reinforcing plate used on the body-in-white is limited.
The invention is realized by the following technical scheme: a body-in-white assembly comprising a body, the body comprising:
the side edge beam of the ceiling, the rear outer wheel cover and the C column are arranged between the side edge beam of the ceiling and the rear outer wheel cover;
and the top end and the bottom end of the C-column reinforcing plate are respectively connected with the side edge beam of the ceiling and the rear outer wheel cover.
Furthermore, in order to better realize the invention, the top end of the C-pillar reinforcing plate is provided with a first flanging, the upper end of the roof side edge beam is provided with a second flanging, and the first flanging is connected with the second flanging.
Further, in order to better realize the invention, the vehicle body comprises a side frame inner plate and a side frame outer plate, the second flanging comprises a side beam flanging outer plate integrated with the side frame outer plate and a side beam flanging inner plate integrated with the side frame inner plate, and the first flanging is arranged between the side beam flanging outer plate and the side beam flanging inner plate.
Further, in order to better implement the present invention, the vehicle body further includes a roof side rail reinforcing plate covering the roof side rail, and a first gap is provided between a rear end of the roof side rail reinforcing plate and a front end of the C-pillar reinforcing plate.
Furthermore, in order to better implement the invention, the vehicle body further comprises a D column and a D column upper joint reinforcing plate for reinforcing the connection strength of the D column, and a second gap is arranged between the rear end of the C column reinforcing plate and the front end of the D column upper joint reinforcing plate.
Further, in order to better realize the invention, the front end of the C column is provided with a front flange, and the front end of the C column reinforcing plate is lapped on the front flange.
Further, in order to better implement the present invention, the side gusset inner panel includes a first region that meets the C-pillar, and a rear end of the C-pillar reinforcement panel overlaps the first region.
Further, in order to better implement the present invention, the upper width and the lower width of the C-pillar reinforcement plate are both greater than the middle width of the C-pillar reinforcement plate.
Furthermore, in order to better realize the invention, the C-pillar reinforcing plate is provided with lightening holes.
The invention also provides a vehicle comprising the body-in-white assembly.
Compared with the prior art, the invention has the following beneficial effects:
(1) the white vehicle body assembly provided by the invention comprises a vehicle body, wherein the vehicle body comprises a ceiling side edge beam, a rear outer wheel cover, a C column and a C column reinforcing plate, the C column is connected between the ceiling side edge beam and the rear outer wheel cover, the C column reinforcing plate covers the C column to reinforce the structural strength of the C column, and the top end and the bottom end of the C column reinforcing plate are respectively connected to the ceiling side edge beam and the rear outer wheel cover, so that the load of the rear outer wheel cover (mainly from a rear shock absorber mounting plate and a spring disc in the rear inner wheel cover) can be transmitted to the upper part of the vehicle body through the C column and can be transmitted to the upper part of the vehicle body through the C column reinforcing plate, and the C column reinforcing plates on the left side and the right side of the vehicle body, the rear outer wheel covers on the left side and the right side, the rear inner wheel cover reinforcing plates on the left side and the right side, the ceiling beam and the rear bottom plate beam form, the C-column reinforcing plate used by the white body assembly provided by the invention not only can reinforce the structural strength of the C column, but also can significantly contribute to improving the mechanical performance of the whole vehicle.
(2) The vehicle provided by the invention adopts the body-in-white assembly, so that the vehicle has higher torsional mode and rigidity and better quality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a body in white assembly of the present application;
FIG. 2 is a schematic view of the connection between the C-pillar stiffener and the roof side rail of the present application;
FIG. 3 is a schematic diagram of the structure of an O-ring in the present application;
fig. 4 is a schematic structural diagram of a vehicle in the present application.
In the figure:
1-ceiling side edge beam; 2-rear outer wheel cover; a 3-C column; 4-C column reinforcing plates; 5-side wall inner plate; 6-side outer plates; 7-a top cover; 8-ceiling side beam reinforcing plate; 9-a first gap; a 10-D column upper joint reinforcing plate; 11-a second gap; 12-lightening holes; 13-rear inner wheel cover; 14-ceiling beams; 15-inner wheel cover reinforcement plate; 16-rear floor beam; 17-rear shock absorber mounting plate; 18-spring holder.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Example 1:
the embodiment provides a body-in-white assembly for solving the technical problem that the mechanical performance improvement effect of a C-column reinforcing plate used on the existing body-in-white is limited. Specifically, the C-pillar reinforcement plate used on the body-in-white at present can only be used for reinforcing the structural strength of the C-pillar, and then the load of the outer wheel cover can only be transmitted to the upper part of the body-in-white through the C-pillar, and it is worth noting that the load of the rear outer wheel cover generally comes from the rear shock absorber mounting plate and the spring disc in the rear inner wheel cover, and the C-pillar reinforcement plate can not transmit the load of the rear outer wheel cover, so that the effect of the C-pillar reinforcement plate on improving the overall mechanical performance of the body-in-white of the vehicle is.
The body-in-white assembly comprises a body, the body comprises a roof side edge beam 1, a rear outer wheel casing 2, a C column 3 and a C column reinforcing plate 4, the same as the prior art, the vehicle body further includes a roof cross member 14, a rear floor cross member 16, a rear inner wheel house 13 and an inner wheel house reinforcing plate 15, wherein a rear damper mounting plate 17 and a spring plate 18 are mounted to the rear inner wheel cover 13, the load of the rear wheel of the vehicle is transmitted to the rear inner wheel cover 13 through the rear damper mounting plate 17 and the spring plate 18, the rear inner wheel cover 13 is mounted to the inner wheel cover reinforcing plate 15 and the rear outer wheel cover 2, thus, the load is transmitted to the rear outer wheel house 2 and the inner wheel house reinforcement plate 15, the inner wheel house reinforcement plate 15 and the rear outer wheel house 2 are connected, the C-pillar 3 is connected to the rear outer wheel house 2 and the ceiling side member 1, the ceiling cross member 14 is also connected to the ceiling side member 1, and the rear floor cross member 16 is connected to the inner wheel house reinforcement plate 15.
The C-pillar reinforcement plate 4 in this embodiment covers the C-pillar 3, and the top end and the bottom end of the C-pillar reinforcement plate 4 are connected to the ceiling side sill 1 and the rear outer wheel house 2, respectively, so that the C-pillar reinforcement plate 4 can also transmit the load of the rear outer wheel house 2 to the ceiling side sill 1, and therefore, the C-pillar reinforcement plate 4 of the body-in-white assembly provided in this embodiment can not only reinforce the structural strength of the C-pillar 3, but also transmit the load of the rear outer wheel house 2 to the ceiling side sill 1, thereby enhancing the connection between the upper portion and the lower portion of the body-in-white assembly, and effectively enhancing the torsional mode and rigidity of the body, so the C-pillar reinforcement plate 4 used in the body-in-white assembly provided in the present invention can not only reinforce the structural strength of the C-pillar 3, but also significantly contribute to the improvement of the mechanical performance. Furthermore, the C-pillar reinforcement plates 4 on the left and right sides of the vehicle body, the rear outer wheel covers 2 on the left and right sides, the rear inner wheel cover reinforcement plates 15 on the left and right sides, the ceiling cross member 14, and the rear floor cross member 16 form an O-ring path for load transmission, which is more beneficial to load transmission. CAE analysis shows that after the C-column reinforcing plate 4 disclosed by the invention is adopted, the performance of a vehicle body is obviously improved, namely the torsional rigidity is improved by 2.25%, the bending rigidity is improved by 0.58%, the torsional mode is improved by 4.5%, and the bending mode is improved by 0.73%.
As an implementation manner of this embodiment, the top end of the C-pillar reinforcing plate 4 in this embodiment is provided with a first flange, and the upper end of the roof side rail 1 in this embodiment is provided with a second flange, and it should be noted that, like the flange on the roof side rail of the white car body in the prior art, the first flange is connected to the second flange, so as to realize the stable connection between the C-pillar reinforcing plate 4 and the roof side rail 1.
As a specific implementation manner of this embodiment, the vehicle body in this embodiment includes a side wall outer panel 6 and a side wall inner panel 5, and a connection manner between the side wall outer panel 6 and the side wall inner panel 5 is the same as that in the prior art, so detailed description thereof is not repeated here. The second flanging comprises a side beam flanging outer plate integrated with the side wall outer plate 6 and a side beam flanging inner plate integrated with the side wall inner plate 5, and the first flanging is arranged between the side beam flanging outer plate and the side beam flanging inner plate. Specifically, the end of the roof cross member 14 of the vehicle body is overlapped with the side sill burring inner panel and the side sill burring outer panel described above and the first burring therebetween and fixed by spot welding. The roof cross member 14 and the C-pillar stiffener 4 are fixedly connected together to make the O-ring tighter for load conduction. In addition, the quarter panels 6 and the roof panel 7 in the present embodiment constitute the outer surface of the vehicle.
As a more preferable embodiment of the present embodiment, the vehicle body in the present embodiment further includes a roof side rail reinforcing plate 8, the roof side rail reinforcing plate 8 is covered on the roof side rail 1, and a first gap 9 is provided between the rear end of the roof side rail reinforcing plate 8 and the front end of the C-pillar reinforcing plate 4, and it is noted that "rear" in the present embodiment refers to the vehicle rear side of the body-in-white assembly, and "front" refers to the vehicle front side of the body-in-white assembly. Through this kind of structure, C post reinforcing plate 4 in this embodiment does not have 8 overlap joints of roof side roof beam reinforcing plate/contact, thereby can avoid the load transmission of C post reinforcing plate 4 transmission to roof side roof beam reinforcing plate 8 on and cause the damage to roof side roof beam reinforcing plate 8, and can also reduce the solder joint quantity of white automobile body assembly, white automobile body assembly connection has been reduced, white automobile body assembly connection technology degree of difficulty is reduced, in addition, because roof side roof beam reinforcing plate 8 need not be connected with C post reinforcing plate 4, so the length of roof side roof beam reinforcing plate 8 can set up shorter, and then save material, and can alleviate the weight of white automobile body assembly.
As a more preferable embodiment of the present embodiment, the vehicle body in the present embodiment further includes a D-pillar and a D-pillar upper joint reinforcing plate 10 for reinforcing the connection strength of the D-pillar, and as in the prior art, the D-pillar upper joint reinforcing plate 10 covers the D-pillar upper joint to reinforce the connection strength of the D-pillar, and a second gap 11 is provided between the rear end of the C-pillar reinforcing plate 4 and the D-pillar upper joint reinforcing plate 10 in the present embodiment, that is, there is no overlapping or connection between the D-pillar upper joint reinforcing plate 10 and the C-pillar reinforcing plate 4, so that it is possible to avoid the load transmitted by the C-pillar reinforcing plate 4 from being transmitted to the D-pillar upper joint reinforcing plate 10 to damage the D-pillar upper joint reinforcing plate 10, and also reduce the number of welding spots of the white body assembly, reduce the white body assembly connection process difficulty, and in addition, because the top of the C-pillar reinforcing plate 4 does not need to be connected with the D-pillar upper joint reinforcing plate, the width of the top of the C-pillar reinforcement 4 can be set shorter, thereby saving material and reducing the weight of the body-in-white assembly.
As an implementation manner of this embodiment, as in the prior art, the front end of the C-pillar 3 in this embodiment is provided with a front flange, and the front end of the C-pillar reinforcement plate 4 is overlapped on the front flange of the C-pillar 3, so as to fix the front end of the C-pillar reinforcement plate 4. In this embodiment, the side gusset inner panel 5 includes a first region connected to the C pillar 3, and the rear end of the C pillar reinforcement panel 4 is overlapped with the first region, so that the C pillar reinforcement panel 4 can be pressed when the side gusset outer panel 6 is connected to the side gusset inner panel 5. The bottom end of the C-pillar reinforcement plate 4 in this embodiment is welded to the rear outer casing 2. Note that the inner panel of the ceiling side sill 1 in this embodiment is actually a part of the side gusset inner panel 5. And the upper part of the C-pillar reinforcement panel 4 is overlapped with the inner panel of the roof side rail 1.
As a preferred embodiment of the present embodiment, the C-pillar stiffener 4 of the present embodiment has an upper width and a lower width that are both greater than the middle width of the C-pillar stiffener 4, so that the connection between the C-pillar stiffener 4 and the rear outer cowl 2 and the roof side rail 1 can be made more stable.
As a more preferable embodiment of this embodiment, the C-pillar reinforcement plate 4 in this embodiment is provided with lightening holes 12, so as to reduce the total weight of the C-pillar reinforcement plate 4, and make the body-in-white assembly provided in this embodiment lighter in weight.
Example 2:
the embodiment provides a vehicle, and the body-in-white assembly is adopted, so the torsional mode and the rigidity of the vehicle are higher, and the quality is better.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011475571.2A CN112590940A (en) | 2020-12-14 | 2020-12-14 | A body-in-white assembly and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011475571.2A CN112590940A (en) | 2020-12-14 | 2020-12-14 | A body-in-white assembly and vehicle |
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| CN112590940A true CN112590940A (en) | 2021-04-02 |
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| CN202011475571.2A Pending CN112590940A (en) | 2020-12-14 | 2020-12-14 | A body-in-white assembly and vehicle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115107879A (en) * | 2022-07-19 | 2022-09-27 | 岚图汽车科技有限公司 | Side top assembly and size control method |
| CN117818758A (en) * | 2022-09-29 | 2024-04-05 | 华为技术有限公司 | Rear side panel assembly and vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115107879A (en) * | 2022-07-19 | 2022-09-27 | 岚图汽车科技有限公司 | Side top assembly and size control method |
| CN117818758A (en) * | 2022-09-29 | 2024-04-05 | 华为技术有限公司 | Rear side panel assembly and vehicle |
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Application publication date: 20210402 |