CN221477277U - Top cover assembly, vehicle body frame and vehicle - Google Patents

Abstract

The embodiment of the present application provides a roof assembly, a vehicle body frame and a vehicle, wherein the roof assembly includes a roof; a roof longitudinal beam, the roof is connected to the roof longitudinal beam, and the roof is suitable for connecting to the vehicle side wall through the roof longitudinal beam; wherein the roof longitudinal beam and the roof are integrally formed. The roof longitudinal beam and the roof are integrated to form a roof assembly, and the pressure from the top of the vehicle can be transmitted to and buffered by the top cover, thereby ensuring the force transmission path when the top of the vehicle is subjected to force and improving the impact resistance of the top of the vehicle.

Description

Top cover assembly, body frame and vehicle

Technical Field

The present application belongs to the technical field of vehicle body structures, and specifically, relates to a roof assembly, a vehicle body frame and a vehicle.

Background technique

In the prior art, when a vehicle is subjected to top pressure from the roof, the top cover is easily deformed when the force is transmitted to the side panels. When the top cover is subjected to top pressure, the vehicle passenger compartment is easily deformed, which can easily cause harm to the passengers.

Utility Model Content

One purpose of the embodiments of the present application is to provide a new technical solution for a roof assembly, a body frame and a vehicle.

According to a first aspect of the utility model, a top cover assembly is provided, comprising:

Top cover;

a roof longitudinal beam, the roof is connected to the roof longitudinal beam, and the roof is suitable for being connected to the vehicle side panel through the roof longitudinal beam;

The roof longitudinal beam is integrally formed with the roof.

Optionally, it also includes an A-pillar upper section, which is integrally formed with the roof longitudinal beam and is suitable for connecting to the A-pillar.

Optionally, a side of the roof longitudinal beam away from the roof forms a bent structure.

Optionally, the roof longitudinal beam includes a left roof longitudinal beam and a right roof longitudinal beam, and the A-pillar upper section includes a left upper section of the A-pillar and a right upper section of the A-pillar;

The left longitudinal beam of the roof cover and the right longitudinal beam of the roof cover are respectively arranged on both sides of the roof cover in the vehicle width direction, the left upper section of the A-pillar is integrally formed at the front end of the left longitudinal beam of the roof cover and protrudes from the roof cover, and the right upper section of the A-pillar is integrally formed at the front end of the right longitudinal beam of the roof cover and protrudes from the roof cover.

Optionally, one end of the upper left section of the A-pillar away from the left longitudinal beam of the top cover and one end of the upper right section of the A-pillar away from the right longitudinal beam of the top cover are suitable for connection with the front windshield lower plate.

Optionally, one end of the upper section of the A-pillar away from the roof longitudinal beam is suitable for connecting a ventilation cover and a front fender.

Optionally, one end of the roof longitudinal beam away from the upper section of the A-pillar is suitable for connecting a back door outer panel and a side panel trim.

Optionally, a groove is provided on the top cover assembly;

In the width direction of the vehicle, the groove is located in the middle of the top cover assembly;

And in the direction from front to rear of the vehicle, the middle height of the roof assembly gradually decreases.

According to a second aspect of the utility model, a vehicle body frame is provided, comprising a side outer panel and the top cover assembly described in the first aspect;

The side outer panel is connected to a side of the roof longitudinal beam away from the roof.

Optionally, in the height direction of the vehicle, a connection position of at least a portion of the side outer panel and the roof longitudinal beam is opposite to an upper stop of a side door.

Optionally, it also includes a side inner panel and a top frame reinforcement beam, the side inner panel is connected to the side of the top cover assembly facing the passenger compartment and forms a top cavity between the side inner panel and the top cover assembly, and the top frame reinforcement beam is arranged in the top cavity.

Optionally, one side of the side enclosure inner panel is connected to the top cover assembly to form a first connecting seam, and the other side of the side enclosure inner panel is connected to the top cover assembly to form a second connecting seam, and the second connecting seam and the first connecting seam are located on both sides of the top frame reinforcement beam in the height direction of the vehicle.

Optionally, a roof front cross beam is further included, wherein the roof front cross beam is connected to the roof assembly, and a front cross beam cavity is formed between the roof front cross beam and the roof assembly, or a front cross beam cavity is formed inside the roof front cross beam.

Optionally, a roof cover rear cross beam is further included, wherein the roof cover rear cross beam is connected to a side of the roof cover assembly away from the roof cover front cross beam, and a rear cross beam cavity is formed between the roof cover rear cross beam and the roof cover assembly, or a rear cross beam cavity is formed inside the roof cover rear cross beam.

Optionally, the roof rear cross beam comprises a roof rear cross beam upper plate and a roof rear cross beam lower plate, and the roof rear cross beam upper plate and the roof rear cross beam lower plate are relatively connected to form the rear cross beam cavity.

Optionally, a recessed area is provided on an upper plate of the rear cross beam of the top cover, and an installation space is formed between the recessed area and the rear end of the top cover assembly, and the installation space is suitable for installing a tailgate hinge.

Optionally, a side panel reinforcement plate is further included, wherein the side panel reinforcement plate is arranged between the top cover assembly and the side panel inner plate;

The rear section of the roof assembly, the upper plate of the roof rear cross beam and the side panel reinforcement plate form a reinforcement cavity.

Optionally, it also includes a front windshield lower plate, the top cover longitudinal beam includes a top cover left longitudinal beam and a top cover right longitudinal beam, the front end of the top cover left longitudinal beam is integrally formed with a left upper section of the A-pillar, the front end of the top cover right longitudinal beam is integrally formed with a right upper section of the A-pillar, and the two ends of the front windshield lower plate are respectively connected to the left upper section of the A-pillar and the right upper section of the A-pillar.

Optionally, it further comprises a high-mounted brake light mounting seat, the high-mounted brake light mounting seat having a recessed structure and a load-bearing edge, and the top cover assembly is provided with a through hole and a sink located around the through hole;

The recessed structure is embedded in the via hole, and the bearing edge is arranged on the sinking platform.

Optionally, it also includes a ventilation cover and a front fender, and the ventilation cover and the front fender are connected to the upper section of the A-pillar together.

Optionally, at least a portion of the roof assembly is adapted to be sealedly connected to a vehicle door.

According to a third aspect of the present invention, a vehicle is provided, comprising the vehicle body frame described in the second aspect.

A technical effect of the utility model is:

The embodiment of the present application provides a roof assembly, which includes a roof; a roof longitudinal beam, the roof is connected to the roof longitudinal beam, and the roof is suitable for connecting to the side of the vehicle through the roof longitudinal beam; wherein the roof longitudinal beam and the roof are integrally formed. The roof longitudinal beam and the roof are integrated to form a roof assembly, and the pressure from the top of the vehicle can be transmitted to the roof and buffered by the roof, thereby ensuring the force transmission path when the top of the vehicle is subjected to force, and improving the impact resistance of the top of the vehicle.

Other features and advantages of the present invention will become apparent from the following detailed description of exemplary embodiments of the present invention with reference to the accompanying drawings.

BRIEF DESCRIPTION OF THE DRAWINGS

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the present invention and, together with the description, serve to explain the principles of the present invention.

FIG1 is a schematic diagram of a roof of a vehicle provided by an embodiment of the utility model;

FIG2 is a schematic diagram of a left longitudinal beam of a roof of a vehicle provided by an embodiment of the utility model;

FIG3 is a schematic diagram of the assembly of the left longitudinal beam of a roof of a vehicle provided by an embodiment of the utility model;

FIG4 is a second schematic diagram of a left longitudinal beam of a roof of a vehicle provided by an embodiment of the utility model;

FIG5 is a second schematic diagram of the assembly of the left longitudinal beam of the roof of a vehicle provided by an embodiment of the utility model;

FIG6 is a side view of a vehicle provided by an embodiment of the utility model;

FIG7 is an enlarged view of point A in FIG6 ;

Fig. 8 is a cross-sectional view taken along the plane A-A in Fig. 6;

Fig. 9 is a cross-sectional view of the B-B plane in Fig. 6;

Fig. 10 is a cross-sectional view taken along the C-C plane in Fig. 6;

FIG11 is a schematic diagram 1 of a vehicle provided by an embodiment of the utility model;

Fig. 12 is a cross-sectional view taken along the D-D plane in Fig. 11;

Fig. 13 is a cross-sectional view taken along the E-E plane in Fig. 11;

FIG14 is a second schematic diagram of a vehicle provided by an embodiment of the utility model;

Fig. 15 is a cross-sectional view taken along the F-F plane in Fig. 14;

Fig. 16 is a cross-sectional view taken along the G-G plane in Fig. 14;

FIG17 is a third schematic diagram of a vehicle provided by an embodiment of the utility model;

Fig. 18 is a cross-sectional view taken along the H-H plane in Fig. 17;

Fig. 19 is a cross-sectional view taken along the plane I-I in Fig. 17;

FIG20 is a cross-sectional view taken along the J-J plane in FIG17 .

Among them: 1. Top cover assembly; 101. Top cover; 102. Top cover left longitudinal beam; 1021. A-pillar upper section; 103. Top cover right longitudinal beam; 2. Top frame reinforcement beam; 3. Side wall inner plate; 4. Side wall outer plate; 5. Top cover rear cross beam upper plate; 6. Side wall connecting plate; 7. Side wall reinforcement plate; 8. Front windshield lower plate; 9. Top cover front cross beam upper plate; 10. Top cover front cross beam lower plate; 11. Top cover rear cross beam lower plate; 1 2. Front windshield; 13. Glass adhesive strip; 14. Glass adhesive; 15. Back door hinge; 16. Back door outer panel; 17. Back door inner panel; 18. High-mounted brake light mounting seat; 19. Side panel bright trim; 20. Ventilation cover; 21. Front triangular window; 22. Front fender; 23. Rear triangular window; 24. Side panel trim; 25. Countersunk platform; 26. Through hole; 27. Side elevation; 28. Side door upper stop.

Detailed ways

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that unless otherwise specifically stated, the relative arrangement of components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention.

The embodiments of the present application will be described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and should not be understood as limiting the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the present application.

The term "first" or "second" in the specification and claims of this application may include one or more of the features explicitly or implicitly. In the description of this application, unless otherwise specified, "plurality" means two or more. In addition, "and/or" in the specification and claims means at least one of the connected objects, and the character "/" generally means that the objects connected before and after are in an "or" relationship.

In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

It should be noted that like reference numerals and letters refer to similar items in the following figures, and therefore, once an item is defined in one figure, it need not be further discussed in subsequent figures.

1 to 6 , an embodiment of the present application provides a top cover assembly 1, wherein the top cover assembly 1 includes:

Top cover 101;

a roof longitudinal beam, the roof is connected to the roof longitudinal beam, and the roof is suitable for being connected to the vehicle side panel through the roof longitudinal beam;

The roof longitudinal beam is integrally formed with the roof.

Specifically, the vehicle has a length direction, a width direction and a height direction. Specifically, the length direction of the vehicle can be the X direction in the figure, that is, the front and rear direction of the vehicle, the width direction of the vehicle can be the Y direction in the figure, and the height direction of the vehicle can be the Z direction in the figure.

In one embodiment, the two roof cover longitudinal beams are arranged on both sides of the roof in the width direction of the vehicle, and the roof cover 101 and the roof cover longitudinal beams are integrally molded, which improves the structural strength of the roof cover 101, can prevent the vehicle frame structure from being crushed or damaged when the vehicle is hit from the top, improves the load-bearing capacity of the vehicle, and ensures the structural integrity of the vehicle and the safety of the members.

In one embodiment, the roof longitudinal beam may also be a side panel upper beam, and the roof can be connected to the vehicle side panel through the side panel upper beam to form a force transmission path from the roof to the vehicle side panel.

The roof assembly 1 provided in the embodiment of the present application includes a roof 101; a roof longitudinal beam, the roof is connected to the roof longitudinal beam, and the roof is suitable for connecting to the side of the vehicle through the roof longitudinal beam; wherein the roof longitudinal beam and the roof are integrally formed. The roof longitudinal beam and the roof are integrated to form a roof assembly, and the pressure from the top of the vehicle can be transmitted to the roof assembly and buffered by the roof assembly, thereby ensuring the force transmission path when the top of the vehicle is subjected to force and improving the impact resistance of the top of the vehicle.

Optionally, referring to FIG. 1 , the roof assembly 1 further includes an A-pillar upper section 1021 , wherein the A-pillar upper section 1021 is formed integrally with the roof longitudinal beam and is suitable for being connected to the A-pillar.

The A-pillar upper section 1021 can connect the top cover assembly 1 to the A-pillar, providing a force transmission path from the top cover assembly 1 on the top of the vehicle to the A-pillar. The pressure from the top of the vehicle can be buffered by being transmitted to the A-pillar, ensuring the buffering effect when the top of the vehicle is subjected to force.

In another embodiment, the A-pillar upper section 1021 is integrally formed with the roof longitudinal beam and can be used to install a front windshield to protect the passenger compartment.

Optionally, a side of the roof longitudinal beam away from the roof forms a bent structure.

Specifically, when the side of the roof longitudinal beam away from the roof forms a bending structure, a cavity can be formed between the roof longitudinal beam and the vehicle side wall, providing a buffer space for the deformation of the roof longitudinal beam and improving the impact resistance of the roof assembly 1.

In one embodiment, the cross-section of the front section of the roof cover longitudinal beam can be in the shape of a "J", and the front section of the roof cover longitudinal beam is connected to the side panel outer panel 4 and the side panel inner panel 3 through a lower flange, and the roof cover longitudinal beam is connected to the side panel inner panel 3 through an upper flange to form a cavity between the roof cover longitudinal beam and the side panel inner panel 3.

Optionally, referring to FIG. 1 , the roof longitudinal beam includes a left roof longitudinal beam 102 and a right roof longitudinal beam 103 , and the A-pillar upper section 1021 includes a left upper section of the A-pillar and a right upper section of the A-pillar;

The left longitudinal beam 102 of the roof and the right longitudinal beam 103 of the roof are respectively arranged on both sides of the roof in the width direction of the vehicle, the left upper section of the A-pillar is integrally formed at the front end of the left longitudinal beam 102 of the roof and protrudes from the roof 101, and the right upper section of the A-pillar is integrally formed at the front end of the right longitudinal beam 103 of the roof and protrudes from the roof 101.

Specifically, the left longitudinal beam 102 and the right longitudinal beam 103 of the roof are respectively connected to the two sides of the width direction of the roof 101, and the roof 101, the left longitudinal beam 102 and the right longitudinal beam 103 of the roof are integrated to form the roof assembly 1. The roof assembly 1 is located at the top of the frame structure of the vehicle. When the roof of the vehicle is subjected to pressure, the pressure from the top can be transmitted to the roof assembly 1 and buffered by the roof assembly 1, thereby ensuring the force transmission path when the top of the vehicle is subjected to force and improving the impact resistance of the top of the vehicle.

Optionally, one end of the upper left section of the A-pillar away from the left longitudinal beam 102 of the roof and one end of the upper right section of the A-pillar away from the right longitudinal beam 103 of the roof are suitable for connection with the front windshield lower plate 8.

Furthermore, the upper left section of the A-pillar and the upper right section of the A-pillar can extend forward to the front windshield lower plate 8, and the front parts of the upper left section of the A-pillar and the upper right section of the A-pillar are connected with the side outer plate 4 and the front windshield lower plate 8 to form a key joint, so as to connect the front windshield lower plate 8 between the upper left section of the A-pillar and the upper right section of the A-pillar, and the upper left section of the A-pillar and the upper right section of the A-pillar are connected with the upper flange of the front windshield lower plate 8 to form the installation profile of the front windshield. The front windshield only provides the installation surface through the two parts of the top cover assembly 1 and the front windshield lower plate 8, which reduces the difficulty of assembling the vehicle and improves the accuracy of the assembly size of the vehicle.

Optionally, referring to FIG. 3 , one end of the A-pillar upper section 1021 away from the roof longitudinal beam is suitable for connecting the ventilation cover 20 and the front fender 22 .

Specifically, the front portion of the A-pillar upper section 1021 has a protruding triangular structure, and the front end of the A-pillar upper section 1021 overlaps and matches with the trim panels of the front fender 22, the ventilation cover 20 and the front triangular window 21 to meet the connection size gap surface difference and exterior aesthetic requirements.

Optionally, referring to FIG. 5 , one end of the roof longitudinal beam away from the A-pillar upper section 1021 is suitable for connecting the back door outer panel 16 and the side panel trim 24 .

Specifically, the rear portion of the roof longitudinal beam may have a protruding triangular structure, and the rear end of the roof longitudinal beam overlaps and matches with the side panel trim 24, the trim of the rear triangular window 23 and the back door outer panel 16 to meet the connection size gap surface difference and exterior aesthetic requirements.

Optionally, referring to FIGS. 17 to 19 , a groove is provided on the top cover assembly 1;

In the width direction of the vehicle, the groove is located in the middle of the top cover assembly 1;

Furthermore, in the direction from the front to the rear of the vehicle, the middle height of the roof assembly 1 gradually decreases.

Specifically, the heights of both sides of the top cover assembly 1 are higher than the middle height of the top cover assembly 1 to form the groove; and in the direction from front to rear of the vehicle, the middle height of the top cover assembly 1 gradually decreases.

Furthermore, as shown in Fig. 19, the X-direction cross section of the top cover assembly 1 presents a symmetrical structure with a slight concave in the middle and slight convex on both sides. As shown in Fig. 17, the middle area of the top cover assembly 1 presents a gradually concave arc structure from front to back. The arc structure of the middle area can meet the requirements of sportiness and aesthetics of the vehicle shape, and can also improve the rigidity performance of the vehicle top cover.

The embodiment of the present application also provides a vehicle body frame, including a side outer panel 4 and the top cover assembly 1;

The side outer panel 4 is connected to a side of the roof longitudinal beam away from the roof 101 .

Specifically, in the roof assembly 1 of the vehicle, the roof assembly 1 includes a roof 101; a roof longitudinal beam, the roof is connected to the roof longitudinal beam, and the roof is suitable for connecting to the vehicle side wall through the roof longitudinal beam; wherein the roof longitudinal beam and the roof are integrally formed. The roof longitudinal beam and the roof are integrated to form a roof assembly, and the pressure from the top of the vehicle can be transmitted to and buffered by the roof assembly, thereby ensuring the force transmission path when the top of the vehicle is subjected to force, and improving the impact resistance of the top of the vehicle.

Optionally, in the height direction of the vehicle, at least a portion of the connection position between the side outer panel 4 and the roof longitudinal beam is opposite to the side door upper stop 28 .

In one embodiment, referring to FIG. 6 , the overlapping surfaces of the top cover assembly 1 and the side outer panel 4 are arranged at the positions of the side door upper stop 28 , the front triangular window 21 and the rear triangular window, thereby improving the integration of the top cover assembly 1 .

Specifically, when the top cover longitudinal beam is integrally connected to both sides of the top cover 101, the matching mode of the top cover assembly 1 and the side outer panel 4 is changed from the traditional Z-direction to the Y-direction, so that when the vehicle is subjected to oblique force under the top pressure condition, the direction of the top pressure load is close to the normal of the lap joint surface of the top cover assembly 1 and the side outer panel 4, and the top cover assembly 1 can withstand a larger load when subjected to extrusion force.

In one embodiment, the overlapping surface of the top cover assembly 1 and the side outer panel 4 can be blocked by the side outer trim and the side door, so that the parting position of the top cover assembly 1 and the side outer panel 4 is not exposed, thereby ensuring the aesthetics of the frame structure of the vehicle.

Optionally, referring to Figures 8 to 10, the vehicle also includes a side inner panel 3 and a top frame reinforcement beam 2, the side inner panel 3 is connected to the side of the top cover assembly 1 facing the passenger compartment, and forms a top cavity between the side inner panel 3 and the top cover assembly 1, and the top frame reinforcement beam 2 is arranged in the top cavity.

Specifically, the top cover assembly 1 and the side inner panel 3 are relatively connected to form a top cavity, and a top frame reinforcement beam 2 is added inside the top cavity, so that the top frame reinforcement beam 2, the top cover assembly 1 and the side inner panel 3 can form a top frame reinforcement structure with a U-shaped cross-section. The top frame reinforcement structure runs from the front A-pillar to the C-pillar, so as to realize the dispersion and transmission of the force value in the X direction of the vehicle.

Optionally, referring to Figure 9, one side of the side inner panel 3 is connected to the top cover assembly 1 to form a first connecting seam, and the other side of the side inner panel 3 is connected to the top cover assembly 1 to form a second connecting seam, and the second connecting seam and the first connecting seam are located on both sides of the top frame reinforcement beam 2 in the height direction of the vehicle.

Specifically, one side of the side enclosure inner panel 3 is directly connected to the top cover assembly 1, and the other side of the side enclosure inner panel 3 is connected to the top cover assembly 1 after being bent, so that the connecting surfaces formed between the two sides of the side enclosure inner panel 3 and the top cover assembly 1 are staggered, and the second connecting seam and the first connecting seam are located on both sides of the top frame reinforcement beam 2 in the height direction of the vehicle, thereby improving the overall pressure-bearing capacity of the top cover assembly 1 and the side enclosure inner panel 3.

Optionally, referring to FIG. 8 and FIG. 9 , the front section and the middle section of the roof assembly 1 form an outer ring structure with the side wall inner panel 3 , and the roof frame reinforcement beam 2 forms an inner ring structure.

Specifically, the outer ring structure formed by the front section and the middle section of the top cover assembly 1 and the side wall inner panel 3 can be connected to the side wall outer panel 4, so that a U-shaped closed cross-section structure is formed between the top cover assembly 1 and the top frame reinforcement beam 2, the side wall inner panel 3 and the side wall outer panel 4.

Referring to Fig. 8, the roof longitudinal beam is connected to the side panel outer panel 4 and the side panel inner panel 3 through the lower flange, and the roof longitudinal beam is connected to the side panel inner panel 3 through the upper flange. The roof frame reinforcement beam 2 is connected to the side panel inner panel 3 at surface a and surface b, and the roof frame reinforcement beam 2 is connected to the side panel inner panel 3 at surface c.

Referring to FIG. 9 , the roof assembly 1, the roof frame reinforcement beam 2, and the side inner panel 3 also form a U-shaped closed cross-section structure, the side inner panel 3 has a cross-section in the shape of a Chinese character "J", and the top cover assembly 1 and the upper and lower flanges of the side inner panel 3 are connected to form a closed cavity structure. The roof frame reinforcement beam 2 is connected to the side inner panel 3 at surface d and surface e.

Optionally, referring to Figures 11 and 12, a top cover front cross beam is also included, which is connected to the top cover assembly 1, and a front cross beam cavity is formed between the top cover front cross beam and the top cover assembly 1, or a front cross beam cavity is formed inside the top cover front cross beam, and the front cross beam cavity can provide a buffer for the deformation between the top cover front cross beam and the top cover assembly 1.

In one embodiment, the vehicle also includes a roof front cross beam upper plate 9 and a roof front cross beam lower plate 10, which are connected to the roof assembly 1, and the roof front cross beam upper plate 9 and the roof front cross beam lower plate 10 are relatively connected to form the front cross beam cavity.

Specifically, as shown in Figure 12, the above-mentioned roof assembly 1 is connected to the upper plate 9 of the front cross beam of the roof cover and the lower plate 10 of the front cross beam of the roof cover at the positions of surface j and surface k to form a double closed cavity structure between the roof assembly 1 and the upper plate 9 of the front cross beam of the roof cover, and between the upper plate 9 of the front cross beam of the roof cover and the lower plate 10 of the front cross beam of the roof cover. The double closed cavity can form a force transmission path L2 in the Y direction of the front part of the vehicle under side collision and top pressure conditions, as shown in Figure 11.

Optionally, referring to Figure 13, it also includes a rear cross beam of the top cover, which is connected to the side of the top cover assembly 1 away from the front cross beam of the top cover, and a rear cross beam cavity is formed between the rear cross beam of the top cover and the top cover assembly 1, or a rear cross beam cavity is formed inside the rear cross beam of the top cover, and the rear cross beam cavity can provide a buffer for the deformation between the rear cross beam of the top cover and the top cover assembly 1.

Specifically, the vehicle further comprises a roof rear cross beam upper plate 5 and a roof rear cross beam lower plate 11 , and the roof rear cross beam upper plate 5 and the roof rear cross beam lower plate 11 are relatively connected to form the rear cross beam cavity.

Optionally, a recessed area is provided on the upper plate 5 of the rear cross beam of the roof, and an installation space is formed between the recessed area and the rear end of the roof assembly 1 , and the installation space is suitable for installing a tailgate hinge 15 .

Specifically, referring to Figure 11, the middle of the rear end of the top cover assembly 1 can have an arc-shaped recessed area. As shown in Figure 13, the middle area of the rear end of the top cover assembly 1 is recessed toward the direction of the upper plate 5 of the rear cross beam of the top cover, so that the top cover assembly 1 can match the tailgate shape seam; at the same time, in order to install the tailgate hinge 15, the flange length in the Z direction between the rear end of the top cover assembly 1 and the tailgate hinge 15 is shorter, that is, the flange at the rear end of the top cover assembly 1 is an outwardly suspended structure to provide assembly space for the tailgate hinge 15.

Specifically, the front portion of the tailgate hinge 15 is connected to the roof rear crossbeam upper plate 5 and the roof rear crossbeam lower plate 11 at the surface n, and the rear portion of the tailgate hinge 15 is connected to the tailgate inner plate 17 at the surface s.

As shown in FIG13 , the top cover assembly 1 is connected to the top cover rear cross beam upper plate 5 and the top cover rear cross beam lower plate 11 at surfaces l, m and n to form a closed rear cross beam cavity structure, which can form a Y-direction force transmission path L3 at the rear of the vehicle under side collision and top pressure conditions, as shown in FIG11 .

Optionally, referring to FIG. 10 , the vehicle further comprises a side wall reinforcement plate 7 , and the side wall reinforcement plate 7 is disposed between the top cover assembly 1 and the side wall inner plate 3 ;

The rear section of the roof assembly 1, the roof rear cross beam upper plate 5 and the side panel reinforcement plate 7 form a reinforcement cavity.

Specifically, as shown in Figure 10, the lower flange of the top cover assembly 1 is connected to the side panel outer panel 4, the upper surface of the top cover assembly 1 is connected to the top cover rear cross beam upper panel 5, and the side panel reinforcement plate 7 connects the top cover assembly 1 and the top cover rear cross beam upper panel 5, so that the top cover assembly 1, the top cover rear cross beam upper panel 5 and the side panel reinforcement plate 7 form a closed reinforced cavity.

In one embodiment, the top frame reinforcement beam 2 is connected to the side enclosure reinforcement plate 7 at the surface f and the surface g, and the top frame reinforcement beam 2 is connected to the side enclosure connection plate 6 and the side enclosure inner plate 3 at the surface h. The top frame reinforcement beam 2, the side enclosure reinforcement plate 7, the side enclosure connection plate 6 and the side enclosure inner plate 3 form a closed double-cavity structure.

Specifically, the top frame reinforcement beam 2 can be extended from the front triangular window 21 of the A-pillar to the rear triangular window 23 of the C-pillar, but the cross section of the top frame reinforcement beam 2 from front to back is constantly changing; to ensure the smooth assembly of the top frame reinforcement beam 2, the top frame reinforcement beam 2 is not directly connected to the top cover assembly 1 and a gap of at least 5 mm can be reserved. The top frame reinforcement beam 2 can realize the continuous force transmission and energy absorption path L1 in the vehicle X direction under different collision conditions through reliable connection with the side wall inner plate 3 and the side wall reinforcement plate 7 and other side wall reinforcement parts, as shown in Figure 11.

Furthermore, the connection between the above-mentioned components can be an overlap connection, and the width of the overlap edge varies according to different materials and connection processes. If metal spot welding is used at the overlap position, the overlap edge width ranges from 15-20mm, and if composite material bonding is used, the overlap edge width ranges from 20-25mm.

In one embodiment, as shown in FIG6 , since the overlapping surfaces of the top cover assembly 1 and the side outer panel 4 and the side inner panel 3 are located at the upper stop 28 of the side door and the front and rear triangular windows, that is, the gap and surface difference at the overlapping surfaces of the top cover assembly 1 and the side outer panel 4 and the side inner panel 3 can be blocked by the front and rear triangular window trims and the side door trims, thereby ensuring the external aesthetics of the vehicle.

Optionally, referring to Figures 14 to 16, the vehicle also includes a front windshield lower plate 8, the roof longitudinal beam includes a left roof longitudinal beam 102 and a right roof longitudinal beam 103, the front end of the left roof longitudinal beam 102 is integrally formed with a left upper section of the A-pillar, the front end of the right roof longitudinal beam 103 is integrally formed with a right upper section of the A-pillar, and the two ends of the front windshield lower plate 8 are respectively connected to the left upper section of the A-pillar and the right upper section of the A-pillar.

Specifically, the upper left section of the A-pillar and the upper right section of the A-pillar can extend forward to the front windshield lower plate 8, and the front parts of the upper left section of the A-pillar and the upper right section of the A-pillar are connected with the side outer plate 4 and the front windshield lower plate 8 to form a key joint, and the upper left section of the A-pillar and the upper right section of the A-pillar are connected with the upper flange of the front windshield lower plate 8 to form a mounting profile of the front windshield. The front windshield only provides a mounting surface through two parts, the top cover assembly 1 and the front windshield lower plate 8, which reduces the difficulty of assembling the vehicle and improves the accuracy of the assembly size of the vehicle.

As shown in FIG14, the left longitudinal beam 102 and the right longitudinal beam 103 of the top cover extend forward to the front windshield lower plate 8. As shown in FIG15, a glass adhesive strip 13 is provided at the front of the front windshield 12, and the front windshield 12 is connected to the front windshield lower plate 8 at the surface t position through the glass adhesive 14. As shown in FIG16, a glass adhesive strip 13 is provided at the rear of the front windshield 12 and the rounded corner position of the top cover assembly 1, and the front windshield 12 is connected to the top cover assembly 1 at the surface u position through the glass adhesive 14.

As shown in Figure 14, the flanges of the top cover 101, the left longitudinal beam 102 and the right longitudinal beam 103 of the top cover and the front windshield lower plate 8 together constitute the installation surface of the front windshield 12, so that the front windshield provides an installation surface only through the two parts of the top cover assembly 1 and the front windshield lower plate 8.

Optionally, referring to FIG. 20 , the vehicle further comprises a high-mounted brake light mounting seat 18 , wherein the high-mounted brake light mounting seat 18 has a recessed structure and a load-bearing edge, and the top cover assembly 1 is provided with a through hole 26 and a sink 25 located around the through hole 26 ;

The recessed structure is embedded in the through hole 26 , and the bearing edge is disposed on the sink 25 .

Specifically, as shown in Figure 20, the top cover assembly 1 is provided with a through hole 26 at the middle rear position, and a recessed platform 25 is provided around the through hole 26. The recessed platform 25 and the through hole 26 can provide a mounting surface for the high-mounted brake light mounting seat 18, and the size of the recessed platform and the through hole can be determined by the selection of the high-mounted brake light mounting seat 18.

Optionally, referring to FIG. 2 and FIG. 3 , the vehicle further includes a ventilation cover 20 and a front fender 22 , and the ventilation cover 20 and the front fender 22 are connected together to the A-pillar upper section 1021 .

Specifically, the ventilation cover 20 and the front fender 22 are connected to form a triangular area 1, and the front end of the A-pillar upper section 1021 is connected to the triangular area 1 to form a force transmission path from the top cover assembly 1 to the ventilation cover 20 and the front fender 22.

Optionally, a front triangular window 21 is formed between the A-pillar upper section 1021 and the front fender 22 .

Specifically, the front part of the A-pillar upper section 1021 has a protruding triangular structure, and the front end of the A-pillar upper section 1021 forms a front triangular window 21 with the front fender 22 and the ventilation cover 20, and overlaps and matches with the trim panel of the front triangular window 21 to meet the connection size gap surface difference and exterior aesthetic requirements.

Optionally, referring to FIG. 4 and FIG. 5 , the vehicle further includes a tailgate outer panel 16 and a side panel trim 24 , the tailgate outer panel 16 and the side panel trim 24 are connected, and the rear end of the roof longitudinal beam is connected to the tailgate outer panel 16 and the side panel trim 24 .

Specifically, the tailgate outer panel 16 and the side panel trim 24 are connected to form a triangular area 2, and the rear end of the top cover longitudinal beam is connected to the triangular area 2 to form a force transmission path from the top cover assembly 1 to the tailgate outer panel 16 and the side panel trim 24 .

Specifically, the rear portion of the left longitudinal beam 102 of the top cover may have a protruding triangular structure, and the rear end of the left longitudinal beam 102 of the top cover overlaps and matches with the side panel trim 24, the trim of the rear triangular window 23 and the back door outer panel 16 to meet the connection size gap surface difference and exterior aesthetic requirements.

Optionally, at least a portion of the roof assembly 1 is suitable for sealing connection with a vehicle door.

Specifically, a vehicle door is arranged on the side of the vehicle. To ensure the sealing of the vehicle when the door is closed, at least a portion of the top cover assembly 1 may be adapted to be sealed and connected to the door.

In one embodiment, referring to FIG. 20 , the top cover assembly 1 is provided with an opening on the side elevation 27 above the upper stop 28 of the side door, and the opening is used for installing the side panel bright trim 19 , thereby meeting the aesthetic requirements of the vehicle side panel exterior.

An embodiment of the present application also provides a vehicle, which includes the above-mentioned vehicle body frame.

Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the present invention. It should be understood by those skilled in the art that the above embodiments may be modified without departing from the scope and spirit of the present invention. The scope of the present invention is defined by the appended claims.

Claims (22)

1. A roof assembly (1), comprising:

a top cover (101);

The top cover is connected with the top cover longitudinal beam, and the top cover is suitable for being connected with a side wall of a vehicle through the top cover longitudinal beam;

wherein, the top cap longeron with top cap integrated into one piece.

2. The roof assembly of claim 1, further comprising an a-pillar upper section (1021), the a-pillar upper section (1021) being integrally formed with the roof rail and adapted to be connected to an a-pillar.

3. The roof assembly of claim 1, wherein a side of the roof rail remote from the roof forms a bent structure.

4. The roof assembly of claim 2, wherein the roof stringers include a roof left stringer (102) and a roof right stringer (103), the a-pillar upper section (1021) including an a-pillar upper left section and an a-pillar upper right section;

the roof left longitudinal beam (102) and the roof right longitudinal beam (103) are respectively arranged on two sides of the roof in the width direction of the vehicle, the upper left section of the A column is integrally formed at the front end of the roof left longitudinal beam (102) and protrudes from the roof (101), and the upper right section of the A column is integrally formed at the front end of the roof right longitudinal beam (103) and protrudes from the roof (101).

5. The roof assembly according to claim 4, wherein an end of the a-pillar upper left section remote from the roof left rail (102) and an end of the a-pillar upper right section remote from the roof right rail (103) are adapted to be connected with a front windshield lower panel (8).

6. The roof assembly of claim 2, wherein an end of the a-pillar upper (1021) remote from the roof rail is adapted to connect a vent flap (20) and a front fender (22).

7. The roof assembly of claim 2, wherein an end of the roof rail remote from the a-pillar upper section (1021) is adapted to connect a back door outer panel (16) and a side fascia (24).

8. The top cover assembly according to claim 1, wherein the top cover assembly (1) is provided with a groove;

The groove is positioned at the middle position of the top cover assembly (1) in the width direction of the vehicle;

And the intermediate height of the roof assembly (1) gradually decreases in the direction from front to rear of the vehicle.

9. A vehicle body frame comprising a side body outer panel (4) and the roof assembly of any one of claims 1-8;

The side wall outer plate (4) is connected to one side, far away from the top cover (101), of the top cover longitudinal beam.

10. The vehicle body frame according to claim 9, wherein at least part of the side body outer panel (4) and the roof side rail are connected at a position opposite to a side door upper spigot (28) in a height direction of the vehicle.

11. The vehicle body frame according to claim 9, further comprising a side body inner panel (3) and a roof frame reinforcement beam (2), the side body inner panel (3) being connected to a side of the roof assembly (1) facing the passenger compartment and forming a roof cavity with the roof assembly (1), the roof frame reinforcement beam (2) being disposed in the roof cavity.

12. The vehicle body frame according to claim 11, characterized in that one side of the side body inner panel (3) is connected with the roof assembly (1) and forms a first connecting seam, the other side of the side body inner panel (3) is connected with the roof assembly (1) and forms a second connecting seam, and the second connecting seam and the first connecting seam are located on both sides of the roof frame reinforcement beam (2) in the height direction of the vehicle.

13. The vehicle body frame according to claim 11, further comprising a roof front rail connected to the roof assembly (1) and forming a front rail cavity between the roof front rail and the roof assembly (1) or forming a front rail cavity inside the roof front rail.

14. The vehicle body frame according to claim 13, further comprising a roof rear cross member connected to a side of the roof assembly (1) remote from the roof front cross member, and forming a rear cross member cavity between the roof rear cross member and the roof assembly (1) or forming a rear cross member cavity inside the roof rear cross member.

15. The vehicle body frame according to claim 14, characterized in that the roof rear cross rail includes a roof rear cross rail upper plate (5) and a roof rear cross rail lower plate (11), the roof rear cross rail upper plate (5) and the roof rear cross rail lower plate (11) being connected in opposition and forming the rear cross rail cavity.

16. The vehicle body frame according to claim 15, characterized in that the roof rear cross rail upper plate (5) has a recessed area thereon, which recessed area forms a mounting space with the rear end of the roof assembly (1), which mounting space is adapted for mounting a back door hinge (15).

17. The vehicle body frame according to claim 14, further comprising a side gusset reinforcement (7), the side gusset reinforcement (7) being disposed between the roof assembly (1) and the side gusset inner panel (3);

the rear section of the top cover assembly (1), the top cover rear cross beam upper plate (5) and the side wall reinforcing plate (7) form a reinforcing cavity.

18. The vehicle body frame according to claim 9, further comprising a front windshield lower plate (8), wherein the roof side member comprises a roof left side member (102) and a roof right side member (103), an a pillar upper left section is integrally formed at a front end of the roof left side member (102), an a pillar upper right section is integrally formed at a front end of the roof right side member (103), and both ends of the front windshield lower plate (8) are connected to the a pillar upper left section and the a pillar upper right section, respectively.

19. The vehicle body frame according to claim 9, further comprising a high-mount brake lamp mount (18), the high-mount brake lamp mount (18) having a recessed structure and a bearing edge, the roof assembly (1) being provided with a via hole (26) and a sinking table (25) located on a peripheral side of the via hole (26);

The concave structure is embedded in the via hole (26), and the bearing edge is arranged on the sinking table (25).

20. The vehicle body frame of claim 9, further comprising a vent flap (20) and a front fender (22), the vent flap (20) and the front fender (22) being connected together with the a-pillar upper section (1021).

21. The vehicle body frame according to claim 9, characterized in that at least part of the roof assembly (1) is adapted for sealing connection with a vehicle door.

22. A vehicle comprising the body frame of any one of claims 9-21.