CN216070205U

CN216070205U - Side wall structure and vehicle of vehicle

Info

Publication number: CN216070205U
Application number: CN202121520646.4U
Authority: CN
Inventors: 朱浩; 刘雪霞; 欧阳伟刚; 曹升平; 李祥伟; 李继明
Original assignee: Chery New Energy Automobile Co Ltd
Current assignee: Chery New Energy Automobile Co Ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2022-03-18
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a side wall structure of a vehicle and the vehicle, the side wall structure of the vehicle comprises: roof side rail, threshold assembly, A post assembly, B post assembly, C post assembly and D post assembly. The C-pillar assembly includes: the front end of the rear wheel cover supporting beam is connected with the rear end of the threshold assembly, the rear end of the rear wheel cover supporting beam is connected with the D column assembly, the lower end of the C column is connected with the rear wheel cover supporting beam, the upper end of the C column is connected with the top edge beam, the first reinforcing beam is located on one side, close to the B column, of the C column, the lower end of the first reinforcing beam is connected with the C column, the upper end of the first reinforcing beam is connected with the top edge beam, the second reinforcing beam is located on one side, far away from the B column, of the C column, the lower end of the second reinforcing beam is connected with the C column, and the upper end of the second reinforcing beam is connected with the D column assembly. According to the side wall structure of the vehicle, the structure of the C column assembly is simplified, the cost is reduced, and the stability of the side wall structure of the vehicle is improved.

Description

Side wall structure and vehicle of vehicle

Technical Field

The utility model relates to the technical field of automobiles, in particular to a side wall structure of a vehicle.

Background

In the related technology, the C column assembly in the side wall structure of the vehicle is mainly formed by welding after stamping a thin steel plate, the structure is complex, the cost is high, the stability is poor, the manufacturing, assembling and maintaining cost of a metal part is high, the cost is not reduced, and the requirements of energy conservation and environmental protection cannot be met.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a side wall structure of a vehicle, which can effectively solve the problems of complex structure and high cost of a C column assembly.

Another object of the utility model is to provide a vehicle with the side wall structure of the vehicle.

A side wall structure of a vehicle according to an embodiment of a first aspect of the utility model is characterized by comprising: roof boundary beam, threshold assembly, A post assembly, B post assembly, C post assembly and D post assembly, the upper end of B post assembly with the roof boundary beam is connected, the lower extreme of B post assembly with the threshold assembly is connected, the front end of D post assembly with the rear end of roof boundary beam is connected, C post assembly includes: the front end of the rear wheel cover supporting beam is connected with the rear end of the threshold assembly, the rear end of the rear wheel cover supporting beam is connected with the D column assembly, the lower end of the C column is connected with the rear wheel cover supporting beam, the upper end of the C column is connected with the top edge beam, the first reinforcing beam is located on one side, close to the B column assembly, of the C column, the lower end of the first reinforcing beam is connected with the C column, the upper end of the first reinforcing beam is connected with the top edge beam, the second reinforcing beam is located on one side, far away from the B column assembly, of the C column, the lower end of the second reinforcing beam is connected with the C column, and the upper end of the second reinforcing beam is connected with the D column assembly.

According to the side wall structure of the vehicle, the side wall structure comprises the top edge beam, the doorsill assembly, the A column assembly, the B column assembly, the C column assembly and the D column assembly, wherein the C column assembly comprises the C column, the rear wheel cover supporting beam, the first reinforcing beam and the second reinforcing beam, the structure of the C column assembly is simplified, the cost is reduced, and the stability of the side wall structure of the vehicle is improved.

According to some embodiments of the utility model, the C-pillar assembly further comprises: the third reinforcing beam is positioned on one side, close to the B column, of the C column, the upper end of the third reinforcing beam is connected with the C column and is spaced from the first reinforcing beam and the second reinforcing beam, and the lower end of the third reinforcing beam is connected with the rear wheel cover supporting beam.

According to some embodiments of the utility model, the C-pillar assembly further comprises: the rear shock absorber upper supporting beam is located on one side, away from the B column assembly, of the C column and the second reinforcing beam, the upper end of the rear shock absorber upper supporting beam is connected with the D column assembly, and the lower end of the rear shock absorber upper supporting beam is connected with the rear wheel cover supporting beam.

According to some embodiments of the utility model, the C-pillar assembly further comprises: and one end of the rear lower supporting beam is connected with the C column, the other end of the rear lower supporting beam is connected with the upper supporting beam of the rear shock absorber, and the rear lower supporting beam is positioned below the second reinforcing beam.

According to some embodiments of the utility model, the C-pillar assembly further comprises: the lower tie-beam, the lower tie-beam is located the C post with between the back bumper shock absorber upper strut beam, the upper end of lower tie-beam with back lower strut beam is connected, the lower extreme of lower tie-beam with a back wheel casing supporting beam is connected.

According to some embodiments of the utility model, the C-pillar assembly further comprises: back upper supporting beam, back upper supporting beam is located keeping away from of back bumper shock absorber one side of B post assembly, back upper supporting beam's upper end with D post assembly is connected, back upper supporting beam's lower extreme with back wheel house supporting beam connects.

According to some embodiments of the utility model, the C-pillar assembly further comprises: and the rear end of the rear wheel cover supporting beam is connected with the D column assembly through the rear connecting beam.

According to some embodiments of the utility model, the B-pillar assembly comprises an inner panel body and an outer panel body connected, the inner panel body being a stamping and the outer panel body being a thermoform.

According to some embodiments of the utility model, the roof side rail, the rocker assembly, the a-pillar assembly, the C-pillar assembly, and the D-pillar assembly are all aluminum structural members having a cavity.

According to the vehicle of the second aspect of the utility model, the side wall structure of the vehicle is provided.

According to the vehicle of the second aspect of the utility model, the side wall structure of the vehicle according to the first aspect of the utility model comprises the roof side beam, the rocker assembly, the a-pillar assembly, the B-pillar assembly, the C-pillar assembly and the D-pillar assembly, wherein the C-pillar assembly comprises the C-pillar, the rear wheel cover support beam, the first reinforcing beam and the second reinforcing beam, so that the structure of the C-pillar assembly is simplified, the cost is reduced, and the stability of the side wall structure of the vehicle is improved.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a structural perspective view of a side panel of a vehicle according to an embodiment of the present invention;

FIG. 2 is a front structural view of the inside of a side gusset of a vehicle according to an embodiment of the present invention;

FIG. 3 is a front view of a skeletal structure of a side panel of a vehicle according to an embodiment of the present invention;

FIG. 4 is a structural perspective view of an A-pillar assembly and a roof side rail of a side wall structure of a vehicle according to an embodiment of the present invention;

FIG. 5 is a structural front view of an A-pillar body of a side gusset structure for a vehicle according to an embodiment of the present invention;

FIG. 6 is a cross-sectional view of the A-pillar body of the side gusset structure of the vehicle shown in FIG. 5;

FIG. 7 is a cross-sectional view of a front door hinge mounting pad of a side wall structure of a vehicle according to an embodiment of the present invention;

FIG. 8 is a front view of a roof rail of a side gusset structure of a vehicle according to an embodiment of the present invention;

FIG. 9 is a cross-sectional view of a roof rail of the side gusset structure of the vehicle shown in FIG. 8;

FIG. 10 is a front view of a rocker assembly of a side wall structure of a vehicle according to an embodiment of the utility model;

FIG. 11 is a cross-sectional view of the rocker body of the side wall structure of the vehicle shown in FIG. 10;

FIG. 12 is a perspective view of a B-pillar assembly of a side gusset structure of a vehicle according to an embodiment of the present invention;

FIG. 13 is an exploded view of a B-pillar assembly of a side gusset structure of a vehicle according to an embodiment of the present invention;

FIG. 14 is a cross-sectional view of a B-pillar assembly of a side gusset structure of a vehicle in connection with a roof rail in accordance with an embodiment of the present invention;

FIG. 15 is a cross-sectional view of a B-pillar assembly of a side gusset structure of a vehicle being connected to a threshold in accordance with an embodiment of the present invention;

FIG. 16 is a front view of a C-pillar assembly of a side gusset structure of a vehicle according to an embodiment of the present invention;

FIG. 17 is a cross-sectional view of a rear wheel house support beam of the side wall structure of the vehicle according to the embodiment of the utility model;

FIG. 18 is a front view of a D-pillar assembly of a side gusset structure of a vehicle according to an embodiment of the present invention;

fig. 19 is a cross-sectional view of the D-pillar of the side wall structure of the vehicle shown in fig. 18.

Reference numerals:

100. a side wall structure of the vehicle;

1. a first seal plate;

2. a vehicle door latch mounting device;

3. a second seal plate;

4. an A column assembly; 41. a column A body; 42. a front support beam; 43. a front lower support beam; 44. a backing plate is installed on the front door hinge; 45. a door opening outer spigot; 46. a door opening inner spigot; 47. nesting steel wire threads; 48. a first intermediate diaphragm;

5. a roof side rail; 51. mounting holes are formed in the upper part of the outer plate; 52. an inner plate upper part mounting hole;

6. a threshold assembly; 61. a threshold beam front seal plate; 62. a threshold body; 621. a first side wall; 622. a second side wall; 623. A third side wall; 624. a fourth side wall; 621. an inner plate mounting hole; 622. an outer plate mounting hole; 63. mounting a nut plate on the battery;

7. a B-pillar assembly; 71. an outer panel body; 711. an outer plate via hole; 712. an outer plate fixing hole; 713. a through hole is formed in the upper part of the outer plate; 72. an outer plate lower mounting plate; 73. a nut box assembly; 74. an upper hinge reinforcement plate; 75. a lower hinge reinforcement plate; 76. A side impact sensor mounting bracket; 77. a front row safety belt guide ring reinforcing plate; 78. an inner plate body; 781. an inner plate via hole; 782. a via hole is formed in the upper part of the inner plate; 783. an inner panel upper stiffener; 79. a front seat belt retractor reinforcing plate; 710 haake rivets;

8. a C-pillar assembly; 81. a rear wheel house support beam; 82. a rear connecting beam; 83. a rear upper support beam; 84. an upper support beam of the rear shock absorber; 85. a lower connecting beam; 86. a rear lower support beam; 87. a first reinforcement beam; 88. c column; 89. a second reinforcement beam; 810. a third reinforcing beam;

9. a D column assembly; 91. a second intermediate diaphragm;

10. a front door hole upper spigot; 11. an upper seam allowance is arranged in the front door opening;

12. a front edge of the rear door opening; 13. an upper seam allowance in the rear door opening;

14. a lower seam allowance of the rear door opening; 15. a lower spigot in the rear door opening.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

A side surrounding structure 100 of a vehicle according to an embodiment of the present invention is described below with reference to the drawings.

As shown in fig. 1, a side wall structure 100 of a vehicle according to an embodiment of the present invention includes: roof side rail 5, threshold assembly 6, A post assembly 4, B post assembly 7, C post assembly 8 and D post assembly 9.

Specifically, as shown in fig. 3, the roof side rail 5 is a component located at the top of the side wall structure 100 of the vehicle, the rocker assembly 6 is a component located at the bottom of the side wall structure 100 of the vehicle, and the roof side rail 5 and the rocker assembly 6 are connected with the a-pillar assembly 4, the B-pillar assembly 7, the C-pillar assembly 8 and the D-pillar assembly 9 to form a main structure of the side wall structure 100 of the vehicle. Simple structure is favorable to improving the intensity of the side wall structure 100 of vehicle.

As shown in FIG. 1, the upper end of the B-pillar assembly 7 is connected to the roof side rail 5, and the lower end of the B-pillar assembly 7 is connected to the threshold assembly 6. The connection between the B-pillar assembly 7 and the top edge beam 5 and the threshold assembly 6 can adopt welding, riveting, bolt connection and the like. The B-pillar assembly 7 is connected with the roof side rail 5 and the threshold assembly 6, so that the strength and the impact resistance of the side wall structure 100 of the vehicle are improved.

For example, in the embodiment shown in fig. 1, the upper end of the B-pillar assembly 7 is connected to the roof side rail 5 by riveting, and the lower end of the B-pillar assembly 7 is connected to the rocker assembly 6 by riveting. Such a connection is advantageous in improving the collision stability of the B-pillar assembly 7.

As shown in fig. 3, the front end of the D-pillar assembly 9 is connected to the rear end of the roof side rail 5, and the C-pillar assembly 8 includes: a C-pillar 88, a rear wheel house support beam 81, a first reinforcement beam 87, and a second reinforcement beam 89. The front end of the rear wheel house support beam 81 is connected to the rear end of the threshold assembly 6, and the rear end of the rear wheel house support beam 81 is connected to the D-pillar assembly 9. The rear wheel house support beam 81 can be connected with the sill assembly 6 and the D-pillar assembly 9 by welding, bolting, etc. The rear wheel house support beam 81 is connected to the threshold assembly 6 and the D-pillar assembly 9, so that the strength of the rear wheel house support beam 81 is enhanced, and the stability of the rear wheel house support beam 81 is improved.

For example, in the embodiment shown in fig. 3, the front end of the rear wheel-cover support beam 81 and the rear end of the rocker assembly 6 are joined together by welding, and the rear end of the rear wheel-cover support beam 81 and the D-pillar assembly 9 are joined together by welding, which enhances the structural strength of the rear wheel-cover support beam 81.

The lower end of the C-pillar 88 is connected to the rear wheel house support beam 81, and the upper end of the C-pillar 88 is connected to the roof side beam 5. It can be understood that the C-pillar 88 is arranged between the rear wheel house support beam 81 and the roof side beam 5, and the C-pillar 88 is connected with the rear wheel house support beam 81 and the roof side beam 5, so that the structural strength of the C-pillar assembly 8 is enhanced, and the stability of the C-pillar assembly 8 is improved.

Alternatively, the position of the C-pillar 88 may be located on the front side of the rear wheel-house support beam 81, on the middle portion of the rear wheel-house support beam 81, or on the rear side of the rear wheel-house support beam 81.

For example, in the embodiment shown in fig. 3, the C-pillar 88 is located in the middle of the rear wheel house support beam 81 (where the rear wheel house support beam 81 is bent in fig. 3), and since the bent portion of the rear wheel house support beam 81 is relatively weak, the C-pillar 88 is located in the bent portion, and the roof side beam 5 is connected to the rear wheel house support beam 81, so that the structural strength of the C-pillar assembly 8 is enhanced, and the stability of the rear wheel house support beam 81 is improved.

The first reinforcing beam 87 is located on the side of the C-pillar 88 close to the B-pillar assembly 7 (for example, the left side of the C-pillar 88 in fig. 3), the lower end of the first reinforcing beam 87 is connected to the C-pillar 88, and the upper end of the first reinforcing beam 87 is connected to the roof side rail 5. It will be appreciated that the first reinforcement beam 87 is a reinforcement that reinforces the connection of the C-pillar 88 and the roof side rail 5. The first reinforcement beam 87 enhances the connection strength of the C-pillar 88 and the roof side rail 5, and improves the stability of the rear portion of the side wall structure 100 of the vehicle.

The second reinforcing beam 89 is located on a side of the C-pillar 88 away from the B-pillar assembly 7 (e.g., the right side of the C-pillar 88 in fig. 3), a lower end of the second reinforcing beam 89 is connected to the C-pillar 88, and an upper end of the second reinforcing beam 89 is connected to the D-pillar assembly 9. It will be appreciated that the second reinforcement beam 89 is a reinforcement that reinforces the connection of the C-pillar 88 and the D-pillar assembly 9. The second reinforcement beam 89 enhances the connection strength of the C-pillar 88 and the roof side rail 5, and improves the stability of the rear portion of the side wall structure 100 of the vehicle.

The first reinforcing beam 87 and the second reinforcing beam 89 are positioned on two sides of the C column 88, so that the connecting strength of the C column 88 and the top edge beam 5 is increased, the connecting strength of the top edge beam 5 and the D column assembly 9 is improved, and the stability of the rear side of the side wall structure 100 of the vehicle is improved.

For example, in the embodiment shown in fig. 3, a first reinforcing beam 87 is located on the left side of the C-pillar 88 while being welded to the roof side rail 5 and the C-pillar 88, and a second reinforcing beam 89 is located on the right side of the C-pillar 88 while being welded to the D-pillar assembly 9 and the C-pillar 88. The staggered welding connection structure increases the connection strength of the C column 88 and the top edge beam 5, and improves the stability of the C column assembly 8.

According to the side wall structure 100 of the vehicle, the side wall structure comprises the top side beam 5, the doorsill assembly 6, the A column assembly 4, the B column assembly 7, the C column assembly 8 and the D column assembly 9, wherein the C column assembly 8 comprises the C column 88, the rear wheel cover supporting beam 81, the first reinforcing beam 87 and the second reinforcing beam 89, the structure of the C column assembly 8 is simplified, the cost is reduced, and the stability of the side wall structure 100 of the vehicle is improved.

According to some embodiments of the utility model, the C-pillar assembly 8 further comprises: a third reinforcing beam 810, the third reinforcing beam 810 being located on a side of the C-pillar 88 near the B-pillar assembly 7 (e.g., the left side of the C-pillar 88 in fig. 3), an upper end of the third reinforcing beam 810 being connected to the C-pillar 88 and being spaced apart from the first reinforcing beam 87 and the second reinforcing beam 89, and a lower end of the third reinforcing beam 810 being connected to the rear wheel house support beam 81. It is understood that the third reinforcing beam 810 is not in contact with the first reinforcing beam 87 and the second reinforcing beam 89, and the third reinforcing beam 810 is a reinforcement that reinforces the C-pillar 88 and the rear wheel house support beam 81. The third reinforcing beam 810 enhances the connecting strength of the C-pillar 88 with the rear wheel house supporting beam 81.

For example, in the embodiment shown in fig. 3, the third reinforcing beam 810 is located on the left side of the C-pillar 88, the upper end of the third reinforcing beam 810 is connected to the C-pillar 88, the upper end of the third reinforcing beam 810 is located below the lower ends of the first reinforcing beam 87 and the second reinforcing beam 89, and the lower end of the third reinforcing beam 810 is connected to the rear wheel house support beam 81. Wherein the third reinforcing beam 810 is located at the lower end of the C-pillar 88, and the first reinforcing beam 87 and the second reinforcing beam 89 are located at the upper end of the C-pillar 88. The connection of the third reinforcing beam 810 with the C-pillar 88 and the rear wheel house support beam 81 constitutes a stable triangular connection, making the connection of the C-pillar 88 with the rear wheel house support beam 81 more reliable, and also enhancing the stability of the C-pillar 88.

According to some embodiments of the utility model, the C-pillar assembly 8 further comprises: a rear absorber upper support beam 84, the rear absorber upper support beam 84 being located on a side of the C-pillar 88 and the second reinforcing beam 89 away from the B-pillar assembly 7 (e.g., the right side of the C-pillar 88 in fig. 2), an upper end of the rear absorber upper support beam 84 being connected to the D-pillar assembly 9, and a lower end of the rear absorber upper support beam 84 being connected to the rear wheel house support beam 81. Specifically, the rear shock absorber upper support beam 84 is connected to both the D-pillar assembly 9 and the rear wheel house support beam 81, improving the stability of the C-pillar assembly 8.

For example, in the embodiment shown in fig. 3, the rear shock absorber upper support beam 84 is located on the right side of the C-pillar 88 and on the rear half section of the rear wheel house support beam 81, the rear shock absorber upper support beam 84 is vertically connected to the rear wheel house support beam 81, the connection point of the rear shock absorber support beam 84 and the D-pillar assembly 9 is located on the side of the connection point of the second reinforcement beam 89 and the D-pillar assembly, which is far away from the B-pillar assembly 7, and the rear shock absorber upper support beam 84 and the D-pillar assembly 9 are connected at an acute angle, so that the stability of the D-pillar assembly 9 and the rear wheel house support beam 81 is improved, and the stability of the rear frame of the side wall structure 100 of the vehicle is improved.

According to some embodiments of the utility model, the C-pillar assembly 8 further comprises: and one end of the rear lower support beam 86 is connected with the C-pillar 88, the other end of the rear lower support beam 86 is connected with the rear shock absorber upper support beam 84, and the rear lower support beam 86 is located below the second reinforcement beam 89. Specifically, the rear lower support beam 86 is connected to both the C-pillar 88 and the rear-shock-absorber upper support beam 84, so that the reliability of the C-pillar 88 and the rear-shock-absorber upper support beam 84 is improved, and the support strength of the C-pillar 88 and the rear-shock-absorber upper support beam 84 is improved.

Alternatively, one end of the rear lower support beam 86 may be connected to the upper or lower end of the C-pillar 88, and the other end of the rear lower support beam 86 may be connected to the upper or lower end of the rear shock absorber upper support beam 84. For example, in the example shown in fig. 16, one end of the rear lower support beam 86 is connected to the lower end of the C-pillar 88, the other end of the rear lower support beam 86 is connected to the upper end of the rear shock absorber upper support beam 84, and the rear lower support beam 86, the C-pillar 88 and the rear shock absorber upper support beam 84 form a trapezoidal structure, which enhances the structural strength of the C-pillar assembly 8 and improves the stability of the C-pillar assembly 8.

According to some embodiments of the utility model, the C-pillar assembly 8 further comprises: and the lower connecting beam 85, the lower connecting beam 85 is positioned between the C column 88 and the rear shock absorber upper supporting beam 84, the upper end of the lower connecting beam 85 is connected with the rear lower supporting beam 86, and the lower end of the lower connecting beam 85 is connected with the rear wheel house supporting beam 81. The lower connecting beam 85 is connected with the rear wheel house supporting beam 81 and the rear lower supporting beam 86, so that the reliability of the C-pillar 88 and the rear shock absorber upper supporting beam 84 is further enhanced, and the stability of the C-pillar assembly 8 is improved.

Alternatively, the lower connecting beam 85 may be provided at the front end of the rear lower support beam 86 or at the rear end of the rear lower support beam 86. For example, in the embodiment shown in fig. 16, the lower connecting beam 85 is located at the front end of the rear lower support beam 86, connecting the rear wheel house support beam 81 and the rear lower support beam 86, and enhancing the stability and reliability of the rear frame of the side gusset structure 100 of the vehicle.

According to some embodiments of the utility model, the C-pillar assembly 8 further comprises: a rear upper support beam 83, the rear upper support beam 83 being located on a side of the rear absorber upper support beam 84 away from the B-pillar assembly 7 (for example, the right side of the rear absorber upper support beam 84 in fig. 16), an upper end of the rear upper support beam 83 being connected to the D-pillar assembly 9, and a lower end of the rear upper support beam 83 being connected to the rear wheel house support beam 81. Specifically, the upper end of the rear upper support beam 83 is connected to the D-pillar assembly 9 and the rear wheel house support beam 81, so that the stability of the C-pillar assembly 8 is further enhanced, and the structural strength of the C-pillar assembly 8 is improved.

For example, in the embodiment shown in fig. 16, the rear upper support beam 83 is located on the right side of the rear shock absorber upper support beam 84 at the end of the rear wheel house support beam 81, the rear upper support beam 83 is connected perpendicularly to the rear wheel house support beam 81, the rear upper support beam 83 is connected at an acute angle to the D-pillar assembly 9, and the rear upper support beam 83 is parallel to the rear shock absorber upper support beam 84. The rear upper support beam 83 further enhances the structural strength and stability of the C-pillar assembly 8, making the side wall structure 100 of the vehicle more reliable.

According to some embodiments of the utility model, the C-pillar assembly 8 further comprises: the rear connecting beam 82, the rear end of the rear wheel house supporting beam 81 is connected to the D-pillar assembly 9 through the rear connecting beam 82. By connecting the rear wheel house support beam 81 to the D-pillar assembly 9 using the rear connecting beam 82, the rear wheel house support beam 81 can be more highly accurately bent and can be better adapted to the vehicle body structure of the vehicle.

According to some embodiments of the present invention, as shown in fig. 12 and 13, the B-pillar assembly 7 includes an inner plate body 78 and an outer plate body 71 that are connected, the inner plate body 78 being a stamped part, the outer plate body 71 being a thermoformed part. Inner panel body 78 is the high strength steel, and outer panel body 71 is the hot forming steel sheet, and wherein, the shaping problem that adopts the hot forming steel sheet to solve the super high strength steel sheet well to what make outer panel body 71 can have higher intensity, make the intensity of B post assembly 7 higher. The B-pillar assembly 7 adopts the inner plate body 78 made of high-strength steel and the outer plate body 71 made of ultra-high-strength steel, so that the B-pillar assembly 7 meets the safety requirement of collision, the bending resistance of the B-pillar assembly 7 is improved, and the safety of vehicles is improved.

Referring to fig. 12 and 13, the B-pillar assembly 7 is formed by spot welding 9 steel stamping parts, and includes an outer plate body 71, an inner plate body 78, an outer plate lower mounting plate 72, a nut box assembly 73, an upper hinge reinforcing plate 74, a lower hinge reinforcing plate 75, a side impact sensor mounting bracket 76, a front seat belt guide ring reinforcing plate 77, and a front seat belt retractor reinforcing plate 79. Mounting panel 72 provides mounting structure for B post assembly 7 under the planking, nut box assembly 73 provides the mounting point for the side door lock, goes up hinge reinforcing plate 74 and provides the mounting point for the side door hinge, and lower hinge reinforcing plate 75 increases the mounting point rigidity and the intensity of side door hinge, and side impact sensor installing support 76 provides the side impact sensor mounting point, and front seat belt guide ring reinforcing plate 77 has increased safety belt guide ring mounting point intensity, and front seat belt coiler reinforcing plate 79 has increased front seat belt coiler mounting point intensity. Wherein, planking body 71 is the thermoforming spare, and interior planking body 78 is the steel stamping workpiece of high strength, goes up hinge reinforcing plate 74 and is the steel stamping workpiece of high strength, and these three pass through spot welding and connect, make the structural strength of B post assembly 7 higher, and bending resistance is better, has also avoided the vehicle to bump simultaneously, and the battery package is extrudeed to guarantee the safety of battery package, improved the security of vehicle.

According to some embodiments of the present invention, the roof side rail 5, the rocker assembly 6, the a-pillar assembly 4, the C-pillar assembly 8, and the D-pillar assembly 9 are all aluminum structural members having a cavity. Because roof side rail 5, threshold assembly 6, A post assembly 4, C post assembly 8 and D post assembly 9 are the aluminium structure spare that has the die cavity, wherein, the aluminium structure spare is as main atress part, and simple aluminum plate stamping workpiece is as the shrouding in the cooperation again, has reduced the development cycle and the expense of mould, realizes the lightweight of vehicle, has reduced the area of vehicle electrophoresis, the cost is reduced. Meanwhile, various assemblies are spliced by using the aluminum structural member with the cavity, so that the rigidity is high, the structure is simple, and the assembly difficulty is favorably reduced.

For example, as shown in fig. 8 and 9, the roof side rail 5 includes a hollow tube surrounded by 7 sidewalls and cross ribs disposed in the hollow tube to form 4 independent cavities, and the multi-cavity structure enhances the rigidity of the roof side rail 5, thereby increasing the overall rigidity of the vehicle.

As shown in fig. 3, 4 and 9, 7 side walls of the roof side rail 5 are used for being connected with an exterior trim, the a-pillar assembly 4 is connected with the roof side rail 5 through a first middle partition plate 48, the B-pillar assembly 7 is connected with the side wall of the roof side rail 5, the C-pillar assembly 8 is connected with the side wall of the roof side rail 5, the D-pillar assembly 9 is connected with the roof side rail 5 through a second middle partition plate 91, and the side wall of the roof side rail 5 is also used for being connected with a front windshield, a side wall outer panel and a top cover assembly. The side wall structure 100 of the vehicle is higher in strength and better in safety due to the structure.

Meanwhile, the top edge beam 5 is a 3D bending piece formed by integral extrusion molding, so that the structure is simple, the appearance structure of the vehicle can be better matched, the strength of the vehicle is improved, and the stability and the reliability of the side wall structure 100 of the vehicle are better.

For example, with reference to fig. 10 and 11, the threshold assembly 6 has a cross-section of a complex cross-sectional shape in which 5 ribs divide an aluminum structural member into 6 cavities. The doorsill assembly 6 is good in rigidity, good in side impact resistance effect and light in weight, and is beneficial to reducing the assembling difficulty.

Wherein, threshold assembly 6 includes: threshold roof beam front closing plate 61, threshold body 62, battery installation nut board 63. The threshold body 62 is an aluminum structural member, the left end of the threshold body 62 is connected with the lower end of the a-pillar assembly 4, and the right end of the threshold body 62 is connected with the rear wheel cover support beam 81 by welding. The front end opening of the threshold body 62 is blocked by the threshold beam front closing plate 61, so as to improve the NVH (Noise, Vibration, Harshness) effect of the vehicle,

as shown in fig. 10 and 11, the rocker assembly 6 further includes: a first sidewall 621, a second sidewall 622, a third sidewall 623, and a fourth sidewall 624. As shown in fig. 15, the first sidewall 621 is a stop opening and is attached to the inner plate body 78 to provide an installation surface for the inner plate body 78, the second sidewall 622 provides an installation surface for the outer trim threshold pressing plate, the third sidewall 623 provides an installation surface for the outer plate body 71, and the fourth sidewall 624 provides an installation surface for the battery pack. Structural adhesive is used on the mounting surfaces of the first side wall 621 and the third side wall 623, so that electrochemical corrosion can be isolated, and the connection strength can be increased. Be equipped with the trapezoidal muscle that is used for cutting apart into 3 cavitys with threshold body 62 internal mold cavity in threshold body 62, be equipped with the battery fixed knot who is used for fixed battery in the cavity of trapezoidal structure and construct (install on threshold body 62's bottom plate), compare with the prior art, establish battery fixed knot structure inside threshold body 62, stable in structure is reliable, save 6 lower part spaces of threshold assembly, the cavity that trapezoidal muscle was cut apart simultaneously, the structure is complicated, high strength, it bumps the energy-absorbing effect to have good side, can resist the side effectively and bump the deformation, can protect the battery better.

As shown in fig. 2 and 4, the a-pillar assembly 4 includes an a-pillar body 41, a front support beam 42, and a front lower support beam 43, which are connected by welding. Wherein, the front lower support beam 43 plays a role of reinforcing structure, so that the A-pillar assembly 4 has a more stable structure. Tang 46 is the aluminium sheet material stamping workpiece in tang 45 and the door opening outside the door opening, through laser welding with tang 45 and door opening in the welding of tang 46 together, the rethread laser welding with tang 45 and door opening in the welding of tang 46 on the right side of A post body 41 outside the door opening, increased the rigidity of A post body 41, provided the mounting structure of door opening strip. The upper end of the A-pillar body 41 is connected to the roof side rail 5 through the first intermediate floor 48, and the lower end of the A-pillar body 41 is connected to the sill body 62. The connection strength of the A column assembly 4 and other components is increased through welding of different surfaces. Through using the aluminum product structure, be favorable to the lightweight of vehicle, reduce the use cost of vehicle.

As shown in fig. 5 and 7, two front door hinge mounting pads 44 are welded to the a-pillar body 41 for mounting the side door hinges, and a steel wire thread nest 47 is embedded in the front door hinge mounting pads 44 to improve the strength of the mounting point.

Referring to fig. 6 and 7, the cross section of the a-pillar body 41 is in a grid-shaped structure, and the middle two parallel reinforcing ribs divide the cavity in the a-pillar body 41 into 3 small cavities. The cross section of the front supporting beam 42 is in a shape of a Chinese character 'ri', and the cross section is divided into two equal small cavities by a reinforcing rib at equal intervals in the middle. The mode of such aluminum product structure concatenation when guaranteeing intensity has reduced the degree of difficulty of assembly, and the cost is reduced has reduced the weight of vehicle.

Referring to fig. 13 and 14, the B-pillar assembly 7 is attached to the sidewall of the roof side rail 5, the sidewall of the roof side rail 5 provides a mounting hole on the attachment surface, the sidewall of the upper side of the roof side rail 5 provides an outer panel upper mounting hole 51, the outer panel body 71 is provided with an outer panel upper through hole 713 at a position corresponding to the outer panel upper mounting hole 51, the outer panel upper mounting hole 51 is aligned with the outer panel upper through hole 713, and the outer panel body 71 is connected to the roof side rail 5 by a haake rivet 710. The side wall of the lower side of the roof side rail 5 provides an inner plate upper mounting hole 52, the inner plate body 78 is provided with an inner plate upper through hole 782 at a position corresponding to the inner plate body, the inner plate upper mounting hole 52 is aligned with the inner plate upper through hole 782, and the inner plate body 78 and the roof side rail 5 are connected together through a haake rivet 710. The outer plate body 71 and the inner plate body 78 are connected to the roof side rail 5 through the haake rivet 710, so that the connection reliability of the B-pillar assembly 7 and the roof side rail 5 is improved, and the impact resistance of the B-pillar assembly 7 is enhanced.

As shown in fig. 14, an inner panel upper reinforcement 783 is provided on the right side of the inner panel body 78, the lower side of the inner panel upper reinforcement 783 is connected to the inner panel body 78 by bolts, and the upper side of the inner panel upper reinforcement 783 is connected to the roof side rail 5 by bolts. Set up reinforcing plate 783 on the inner panel and strengthened the joint intensity of B post assembly 7 with roof side rail 5 junction, improved collision stability.

Referring to fig. 10, 13 and 15, a row of inner plate through holes 781 are formed in the lower end of the inner plate body 78, the same number of inner plate mounting holes 621 are formed in corresponding positions on the rocker body 62, the same number of outer plate through holes 711 are formed in corresponding positions on the outer plate body 71, the B-pillar assembly 7 and the rocker assembly 6 are fixed by a clamp, and the inner plate body 78 and the rocker body 62 are connected together by a haake rivet 710 penetrating through the outer plate through holes 711. The outer panel body 71 is provided with outer panel fixing holes 712, the outer panel fixing holes 712 are provided below the outer panel through holes 711, the same number of outer panel mounting holes 622 are provided at positions corresponding to the rocker body 62, the B-pillar assembly 7 and the rocker assembly 6 are fixed by a jig, and the outer panel body 71 and the rocker body 62 are connected together by a haake rivet 710.

Through the mounting points of the upper part and the lower part of the B-pillar assembly 7, the B-pillar assembly 7 is firmly fixed on the roof side beam 5 and the threshold assembly 6, so that the front frame structure of the side wall structure 100 of the vehicle is formed, the anti-impact capability of the vehicle is better, and the structure is more stable.

Referring to fig. 16 and 17, the C-pillar 88 and the rear wheel house support beam 81 are aluminum structural members having a cavity in a shape of a letter "ri", the rear absorber upper support beam 84 is an aluminum structural member having a cavity in a shape of a letter "mu" that is the same as the a-pillar body 41, and the first reinforcement beam 87, the second reinforcement beam 89, the third reinforcement beam 810, the lower connecting beam 85, the rear upper support beam 83, and the rear lower support beam 86 are aluminum structural members having a cavity in a shape of a letter "kou". The first reinforcing beam 87, the second reinforcing beam 89, the third reinforcing beam 810, the lower connecting beam 85, the rear upper supporting beam 83 and the rear lower supporting beam 86 adopt square aluminum structures, so that the strength and the rigidity of the C-pillar assembly 8 can be guaranteed, and meanwhile, the cost is reduced. The rear shock absorber upper supporting beam 84 adopts a mesh-shaped aluminum structural member, so that the structural stability of the C column assembly 8 can be enhanced, and the stability and reliability of the vehicle are improved. The rear wheel house support beam 81 adopts a reversed Y-shaped aluminum structural member as a 2D stretch-bending member, and compared with a 3D stretch-bending member, the rear wheel house support beam 81 has higher stretch-bending precision and can be better matched with the vehicle body structure of a vehicle. The C-pillar 88 is a rectangular aluminum structure, which can improve the stability of the rear frame of the side wall structure 100 of the vehicle and ensure the strength of the vehicle.

Referring to fig. 18 and 19, the D-pillar assembly 9 and the rear wheel house support beam 81 are both 2D bending members, the cross section of the D-pillar is a special-shaped structure, energy generated by impact can be effectively absorbed, the left end of the D-pillar is welded with the roof side rail 5 through the second middle partition plate 91, the rear upper support beam 83 and the rear connecting beam 82 are welded with the D-pillar assembly 9, integrity of the side wall structure 100 of the vehicle is guaranteed, and strength and impact resistance of the vehicle are improved.

As shown in the combined drawings of figure 1 and figure 2, the front door opening upper seam allowance 10 and the front door opening inner upper seam allowance 11 are welded together through laser welding, then the front door opening upper seam allowance is welded at the front end of the front door opening through laser welding, the rear door opening upper seam allowance 12 and the rear door opening inner upper seam allowance 13 are welded together through laser welding, then the rear door opening upper seam allowance is welded at the rear end of the rear door opening through laser welding, the rear door opening lower seam allowance 14 and the rear door opening inner lower seam allowance 15 are welded together through laser welding, then the rear door opening lower end is welded through laser welding, the rigidity of the vehicle is increased, and a door opening strip mounting structure is provided.

For example, in the embodiment shown in fig. 1, the first cover plate 1 is mounted to a portion of the C-pillar assembly 8, so that the rear frame of the side gusset structure 100 of the vehicle is more rigid and has a higher impact resistance. The second closing plate 3 is attached to the front portion of the rear wheel-house support beam 81, and the second closing plate 3 contributes to reinforcement of the rigidity of the rear wheel-house support beam 81, making the rear wheel-house support beam 81 more stable. The door lock catch mounting device 2 mounted on the rear hole improves the mounting strength of the door lock catch.

The side wall structure 100 of the vehicle provided by the embodiment of the utility model is spliced by adopting hollow aluminum structural members, so that the vehicle is light in weight, high in strength and better in collision safety performance, the light weight of the vehicle is favorably realized, and the endurance mileage of the electric vehicle is effectively prolonged.

The vehicle according to the second aspect of the embodiment of the present invention includes the side wall structure 100 of the vehicle according to the first aspect of the present application.

According to the vehicle of the second aspect of the utility model, by providing the side wall structure 100 of the vehicle according to the first aspect of the utility model, the side wall structure 100 includes the roof side rail 5, the rocker assembly 6, the a-pillar assembly 4, the B-pillar assembly 7, the C-pillar assembly 8, and the D-pillar assembly 9, wherein the C-pillar assembly 8 includes the C-pillar 88, the rear wheel house support beam 81, the first reinforcement beam 87, and the second reinforcement beam 89, the structure of the C-pillar assembly 8 is simplified, the cost is reduced, and the stability of the side wall structure 100 of the vehicle is improved.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A side wall structure of a vehicle, comprising: roof boundary beam, threshold assembly, A post assembly, B post assembly, C post assembly and D post assembly, the upper end of B post assembly with the roof boundary beam is connected, the lower extreme of B post assembly with the threshold assembly is connected, the front end of D post assembly with the rear end of roof boundary beam is connected, C post assembly includes: the front end of the rear wheel cover supporting beam is connected with the rear end of the doorsill assembly, the rear end of the rear wheel cover supporting beam is connected with the D column assembly, the lower end of the C column is connected with the rear wheel cover supporting beam, the upper end of the C column is connected with the top edge beam, the first reinforcing beam is located on one side, close to the B column assembly, of the C column, the lower end of the first reinforcing beam is connected with the C column, the upper end of the first reinforcing beam is connected with the top edge beam, the second reinforcing beam is located on one side, far away from the B column assembly, of the C column, the lower end of the second reinforcing beam is connected with the C column, and the upper end of the second reinforcing beam is connected with the D column assembly.

2. The side wall structure of a vehicle of claim 1, wherein the C-pillar assembly further comprises: the third reinforcing beam is positioned on one side of the C column close to the B column assembly, the upper end of the third reinforcing beam is connected with the C column and is separated from the first reinforcing beam and the second reinforcing beam, and the lower end of the third reinforcing beam is connected with the rear wheel cover supporting beam.

3. The side wall structure of a vehicle of claim 1, wherein the C-pillar assembly further comprises: the rear shock absorber upper supporting beam is located on one side, away from the B column assembly, of the C column and the second reinforcing beam, the upper end of the rear shock absorber upper supporting beam is connected with the D column assembly, and the lower end of the rear shock absorber upper supporting beam is connected with the rear wheel cover supporting beam.

4. The side wall structure of a vehicle of claim 3, wherein the C-pillar assembly further comprises: and one end of the rear lower supporting beam is connected with the C column, the other end of the rear lower supporting beam is connected with the upper supporting beam of the rear shock absorber, and the rear lower supporting beam is positioned below the second reinforcing beam.

5. The side wall structure of a vehicle of claim 4, wherein the C-pillar assembly further comprises: the lower tie-beam, the lower tie-beam is located the C post with between the back bumper shock absorber upper strut beam, the upper end of lower tie-beam with back lower strut beam is connected, the lower extreme of lower tie-beam with a back wheel casing supporting beam is connected.

6. The side wall structure of a vehicle of claim 3, wherein the C-pillar assembly further comprises: back upper supporting beam, back upper supporting beam is located keeping away from of back bumper shock absorber one side of B post assembly, back upper supporting beam's upper end with D post assembly is connected, back upper supporting beam's lower extreme with back wheel house supporting beam connects.

7. The side wall structure of a vehicle of claim 1, wherein the C-pillar assembly further comprises: and the rear end of the rear wheel cover supporting beam is connected with the D column assembly through the rear connecting beam.

8. The side wall structure of a vehicle according to claim 1, wherein the B-pillar assembly includes an inner panel body and an outer panel body that are connected, the inner panel body being a stamped component, the outer panel body being a thermoformed component.

9. The side wall structure of a vehicle according to claim 1, wherein the roof side rail, the rocker assembly, the a-pillar assembly, the C-pillar assembly, and the D-pillar assembly are all aluminum structural members having cavities.

10. A vehicle characterized by comprising a side wall structure of the vehicle according to any one of claims 1-9.