CN217347970U

CN217347970U - Lightweight top cap assembly

Info

Publication number: CN217347970U
Application number: CN202220299421.9U
Authority: CN
Inventors: 王雷; 熊晓清
Original assignee: FAW Jiefang Automotive Co Ltd
Current assignee: FAW Jiefang Automotive Co Ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-09-02
Anticipated expiration: 2032-02-15

Abstract

The utility model belongs to the technical field of automobiles, and discloses a lightweight top cover assembly, which comprises a body skin, a top cover framework and a connecting bracket; the top cover framework comprises a framework body and a bent beam connected to the framework body; the bending beam is detachably connected to the side wall through a connecting support. The utility model provides a lightweight top cap assembly is provided with the roof beam of buckling on the skeleton body, and the roof beam of buckling is connected in linking bridge, and linking bridge connects in the side wall to realized the connection of top cap skeleton and side wall, it is convenient to install, has reduced the processing degree of difficulty. Moreover, welding process is not used any more, smoke or dust and the like are not generated, and the construction environment of field workers is improved.

Description

Lightweight top cap assembly

Technical Field

The utility model relates to the field of automotive technology, especially, relate to a lightweight top cap assembly.

Background

With the development of science and technology, passenger cars increasingly pursue light weight, and on the premise of meeting application strength and not affecting actual use performance, how to reduce the total mass of the passenger car body becomes one of the technical key points of the current passenger car industry. The existing roof skeleton of the passenger car is made of aluminum materials and comprises a plurality of cross beams and a plurality of vertical beams, the cross beams and the vertical beams are connected to form the roof skeleton of the passenger car, and the roof skeleton is welded on the side wall of the passenger car to realize the connection of the roof skeleton. However, the roof frame is welded on the side wall of the passenger car through the welding process, so that the welding difficulty is high, the installation is inconvenient, the efficiency is low, the labor intensity of workers is high, and the working environment of field workers is very bad due to smoke and dust generated during welding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lightweight top cap assembly, it is convenient to install, has improved the installation effectiveness of top cap skeleton.

To achieve the purpose, the utility model adopts the following technical proposal:

a lightweight header assembly, comprising:

a fuselage skin;

the fuselage skin is arranged above the top cover framework and connected to the top cover framework, and the top cover framework comprises a framework body and a bent beam connected to the framework body;

the connecting bracket, the roof beam of buckling passes through connecting bracket demountable connection is in the side wall.

Preferably, the bending beam further comprises a connecting piece, a connecting part is arranged on the bending beam, and the connecting part is detachably connected to the connecting support through the connecting piece.

Preferably, the connecting portion is provided with a guide groove, the bolt is slidably fitted into the guide groove, a bolt head of the bolt can be disposed in the guide groove, the bolt can pass through the connecting bracket, and the nut is sleeved on the bolt and abuts against an end surface of the connecting bracket.

Preferably, the connecting bracket is of an arc-shaped structure, one end of the connecting bracket is connected to the connecting part, and the other end of the connecting bracket is connected to the side wall through a rivet.

Preferably, the bending beam is provided with a plurality of connecting parts, and the connecting parts are distributed at intervals along the same direction.

Preferably, the framework body is provided with two opposite side walls, the bending beams are arranged in two, and the bending beams are connected to the side walls of the framework body in a one-to-one correspondence mode respectively.

Preferably, the bent beam is arranged in an inner hollow structure, and a connecting plate is arranged between the outer side face and the inner side face of the bent beam.

Preferably, the framework body comprises a cross beam and a vertical beam connected to the cross beam, and the bent beam is connected to the cross beam.

Preferably, the foldable frame further comprises a foam plate, a gap is formed between the cross beam and the vertical beam, and the foam plate is filled in the gap.

Preferably, the roof structure further comprises an interior roof panel, and the interior roof panel is glued to the roof skeleton.

The utility model has the advantages that:

the utility model provides a lightweight top cap assembly is provided with the roof beam of buckling on the skeleton body, and the roof beam of buckling is connected in linking bridge, and linking bridge connects in the side wall to realized the connection of top cap skeleton and side wall, it is convenient to install, has reduced the processing degree of difficulty. Moreover, welding process is not used any more, smoke or dust and the like are not generated, and the construction environment of field workers is improved.

Drawings

Fig. 1 is an exploded view of a lightweight roof assembly according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a lightweight header assembly provided in an embodiment of the present invention;

fig. 3 is a schematic structural view of the connection between the top cover framework and the side wall provided by the embodiment of the present invention;

fig. 4 is a schematic structural view of the bending beam provided by the embodiment of the present invention connected to the connecting bracket through the connecting member.

In the figure:

100. side walls;

1. a fuselage skin;

2. a roof framework; 21. a skeleton body; 22. bending the beam; 221. a connecting portion; 2211. a guide groove; 222. a connecting plate;

3. connecting a bracket;

4. a connecting member; 41. a bolt; 42. a nut;

5. riveting;

6. a foam board;

7. the interior trim roof.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures associated with the present invention are shown in the drawings, not all of them.

In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features through another feature not in direct contact. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the embodiments of the present invention, the terms "upper", "lower", "right", and the like are used based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplification of operation, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The existing roof skeleton of the passenger car is made of aluminum materials and comprises a plurality of cross beams and a plurality of vertical beams, the cross beams and the vertical beams are connected to form the roof skeleton of the passenger car, and the roof skeleton is welded on the side wall of the passenger car to realize the connection of the roof skeleton. However, the roof framework is welded on the side wall of the passenger car through the welding process, so that the welding difficulty is high, the installation is inconvenient, the efficiency is low, the labor intensity of workers is high, and the working environment of field workers is very bad due to smoke and dust generated during welding.

In order to solve the above technical problem, the present embodiment provides a lightweight roof assembly, as shown in fig. 1 to 4, the lightweight roof assembly includes a fuselage skin 1, a roof skeleton 2, and a connecting bracket 3; the fuselage skin 1 is arranged above the top cover framework 2 and connected to the top cover framework 2, and the top cover framework 2 comprises a framework body 21 and a bent beam 22 connected to the framework body 21; the bending beam 22 is detachably connected to the side wall 100 through the connecting bracket 3. Specifically, the fuselage skin 1 is disposed above (above as shown in fig. 1) the roof skeleton 2, and is attached to the roof skeleton 2 by a welding process.

The lightweight top cap assembly that this embodiment provided is provided with the roof beam 22 of buckling on skeleton body 21, buckles roof beam 22 and can dismantle to connect in linking bridge 3, linking bridge 3 connects in side wall 100 to realized top cap skeleton 2 and side wall 100's connection, it is convenient to install, reduced the processing degree of difficulty. Moreover, welding process is not used any more, smoke or dust and the like are not generated, and the construction environment of field workers is improved.

Specifically, skeleton body 21 includes the crossbeam and erects the roof beam, is provided with a plurality of crossbeams and a plurality of perpendicular roof beam, and the crossbeam passes through welding process fixed connection in erecting the roof beam, finally forms the skeleton body 21 of cuboid structure. And then along the length direction of the framework body 21, the bent beam 22 is fixedly connected to the cross beam through a welding process, so that the connection strength between the bent beam 22 and the framework body 21 is ensured.

Specifically, as shown in fig. 1 and 2, the lightweight roof assembly further includes a foam plate 6, a gap is provided between the cross beam and the vertical beam, and the foam plate 6 is filled in the gap. More specifically, the foam sheet 6 is a PUR foam, and the void area of the skeleton body 21 is filled with the foam sheet 6 having a certain thickness, thereby performing a heat insulation function. And the foam layer is lighter in weight, and the overall weight of the lightweight top cover assembly is reduced.

Specifically, as shown in fig. 1, the lightweight roof assembly further includes an interior roof 7, the interior roof 7 is disposed on one side of the roof framework 2 away from the fuselage skin 1, and the interior roof 7 is glued to the roof framework 2, which is convenient for installation. Utilize rivet 5 to decide structure fixed connection interior roof 7 and top cap skeleton 2 with prior art, interior roof 7 that this embodiment provided passes through adhesive bonding in top cap skeleton 2, has improved the installation rate, has reduced the installation degree of difficulty.

Specifically, as shown in fig. 1, the framework body 21 has two side walls oppositely disposed along the length direction thereof, two bending beams 22 are disposed, and the two bending beams 22 are respectively connected to the side walls of the framework body 21 in a one-to-one correspondence. More specifically, the bending beam 22 is a bending structure which is bent in a direction close to the trim top panel 7 to facilitate connection with the connecting bracket 3.

Further, as shown in fig. 2 to 4, the lightweight roof assembly further includes a connecting member 4, a connecting portion 221 is provided on the bending beam 22, and the connecting portion 221 is detachably connected to the connecting bracket 3 through the connecting member 4, so that the connection between the bending beam 22 and the connecting bracket 3 is realized.

Specifically, as shown in fig. 2 to 4, a guide groove 2211 is formed in the connecting portion 221, the connecting member 4 includes a bolt 41 and a nut 42 in threaded engagement with the bolt 41, the bolt 41 is in sliding engagement with the guide groove 2211, when the connecting member is installed, the bolt head of the bolt 41 is disposed in the guide groove 2211, the screw rod of the bolt 41 can move up and down (up and down as shown in fig. 4) in a direction perpendicular to the bottom wall of the guide groove 2211, the screw rod of the bolt 41 passes through the connecting bracket 3, the nut 42 is sleeved on the bolt 41 and screwed, and the nut 42 abuts against the end surface of the connecting bracket 3, so as to connect the bending beam 22 and the connecting bracket 3.

Specifically, as shown in fig. 3 and 4, in this embodiment, the connecting bracket 3 has an arc-shaped structure, and can be more attached to the outer wall of the side wall 100, one end of the connecting bracket 3 is detachably connected to the connecting portion 221 through the connecting member 4, and the other end of the connecting bracket is connected to the side wall of the side wall 100 through the rivet 5. In other embodiments, the connecting bracket 3 may be configured in an L-shaped configuration.

Specifically, as shown in fig. 4, the bending beam 22 is provided with an inner hollow structure, so that the overall weight of the bending beam 22 is reduced, and the connecting plate 222 is arranged between the outer side surface and the inner side surface of the bending beam 22, so that the structural strength of the bending beam 22 is increased.

Specifically, referring back to fig. 1, a plurality of connecting portions 221 are disposed on each bending beam 22, and the connecting portions 221 are spaced apart from each other along the same direction. In this embodiment, the plurality of connecting portions 221 are arranged at intervals along the length direction of the top cover frame 2, so as to facilitate the connection between the top cover frame 2 and the side wall 100.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A lightweight header assembly, comprising:

a fuselage skin (1);

the fuselage skin (1) is arranged above the top cover framework (2) and connected to the top cover framework (2), and the top cover framework (2) comprises a framework body (21) and a bending beam (22) connected to the framework body (21);

the bending beam (22) is detachably connected to the side wall (100) through the connecting support (3).

2. The light weight top cover assembly according to claim 1, further comprising a connecting member (4), wherein a connecting portion (221) is arranged on the bending beam (22), and the connecting portion (221) is detachably connected to the connecting bracket (3) through the connecting member (4).

3. The light-weight roof assembly according to claim 2, wherein the connecting member (4) comprises a bolt (41) and a nut (42) in threaded fit with the bolt (41), a guide groove (2211) is formed in the connecting portion (221), the bolt (41) is in sliding fit with the guide groove (2211), a bolt head of the bolt (41) can be arranged in the guide groove (2211), the bolt (41) can penetrate through the connecting bracket (3), and the nut (42) is sleeved on the bolt (41) and abuts against an end face of the connecting bracket (3).

4. The lightweight roof cover assembly according to claim 3, wherein the connecting bracket (3) is of an arc-shaped structure, one end of the connecting bracket (3) is connected to the connecting portion (221), and the other end of the connecting bracket is connected to the side wall (100) through a rivet (5).

5. The light-weight roof cover assembly according to claim 2, wherein a plurality of the connecting parts (221) are arranged on the bending beam (22), and the connecting parts (221) are distributed at intervals along the same direction.

6. The light-weight top cover assembly according to claim 1, wherein the framework body (21) has two side walls which are oppositely arranged, the number of the bending beams (22) is two, and the two bending beams (22) are respectively connected to the side walls of the framework body (21) in a one-to-one correspondence manner.

7. The lightweight roof cap assembly according to claim 1, characterized in that the bending beam (22) is a hollow structure, and a connecting plate (222) is arranged between the outer side surface and the inner side surface of the bending beam (22).

8. The light weight roof assembly of claim 1, wherein the skeletal body (21) includes a cross beam and a vertical beam connected to the cross beam, the bent beam (22) being connected to the cross beam.

9. The light weight roof assembly of claim 8, further comprising a foam sheet (6), wherein a gap is provided between the cross beam and the vertical beam, and the foam sheet (6) is filled in the gap.

10. The light weight cap assembly of claim 1, further comprising an interior trim top panel (7), the interior trim top panel (7) being glued to the cap skeleton (2).