CN220114701U - Front windshield upper cross member assembly - Google Patents

Abstract

The utility model discloses a front windshield upper beam assembly, which comprises an upper beam, a beam cover plate and a reinforcing plate, wherein a through cavity is formed in the upper beam along the length direction of the upper beam, the periphery of the upper beam is attached to the beam cover plate so that the upper beam and the beam cover plate form a cavity structure, and the reinforcing plate is connected to the rear side of the upper beam; the utility model provides a front windshield upper beam assembly, which utilizes the combination of an upper beam and a reinforcing plate to increase the supporting cross area in a limited space, and utilizes an upper beam and a beam cover plate to form a cavity structure at the front windshield position, so that the supporting rigidity of the position of the upper beam of the front windshield glass is obviously improved, the response to the vehicle body caused by road surface excitation is reduced, and the aim of improving the riding comfort of the vehicle is further realized.

Description

Front windshield upper cross member assembly

Technical field

The utility model belongs to the technical field of automobile manufacturing and relates to a front windshield upper cross beam assembly.

Background technique

When the car is driving, road excitation will cause the body to vibrate. The upper crossbeam of the front windshield serves as a key connecting beam of the body and simultaneously carries the front windshield and roof (the model described in this article is a full glass roof). Its support stiffness directly affects Noise level inside the vehicle. Therefore, it is necessary to control the stiffness of the crossmember on the front windshield to achieve the purpose of improving the comfort of the entire vehicle. The upper crossbeam of the existing car's front windshield mainly adopts a single "U" plate structure. This structure can meet the strength requirements and can withstand large impacts without breaking. However, its support stiffness is weak, and it is easy to cause vehicle failure due to slightly larger road excitations. Internal vibrations then produce roaring sounds, affecting driving comfort.

In order to solve the above problems, it is necessary to design a cross-beam structure on the front windshield of the car. By increasing the support stiffness of the cross-beam on the front windshield, the response caused by the road excitation transmitted to the body is reduced, thereby achieving the purpose of improving the ride comfort of the car.

Utility model content

In view of this, the present utility model provides a front windshield upper cross beam assembly, which uses the upper cross beam and the reinforcing plate to increase the support cross area in a limited space, and uses the upper cross beam and the cross beam cover plate to position the front windshield. The formation of a cavity structure significantly improves the support stiffness at the crossbeam position on the front windshield, reducing the response caused by road excitation transmitted to the body, thus achieving the purpose of improving the car's riding comfort.

A front windshield upper crossbeam assembly, including an upper crossbeam, a crossbeam cover and a reinforcing plate. The upper crossbeam is provided with a through cavity along its length direction, and the periphery of the upper crossbeam is attached to the crossbeam cover so that the upper crossbeam The cavity structure is formed with the cross beam cover plate, and the reinforcing plate is connected to the rear side of the upper cross beam. The periphery of the upper crossbeam is attached to the crossbeam cover, so that the crossbeam cover closes the cavity of the upper crossbeam, thereby forming a cavity structure, which significantly enhances the energy-absorbing and shock-absorbing capacity of the upper crossbeam; the reinforcing plate is connected to the upper crossbeam. On the rear side, the support cross area is increased, effectively improving the support stiffness of the upper cross member, reducing the response caused by road excitation transmitted to the body, and improving driving comfort.

Further, it also includes side beams, the side beams include a left side beam and a right side beam, the left side beam is connected to the left end of the reinforcing plate and forms a closed cavity structure; The right side beam is connected to the right end of the reinforcing plate to form a closed cavity structure. The arrangement of the side beams forms a closed cavity structure at the left and right ends of the reinforcing plate, which increases the connection strength of the ends of the reinforcing plate, thereby improving its support stiffness.

Further, it also includes a connecting plate, the connecting plate includes a left connecting plate and a right connecting plate, the left end of the upper beam is provided with a left end, and the left connecting plate is connected to the left end; The right end of the cross beam is provided with a right end, and the right connecting plate is connected to the right end. The connection plate is set up to facilitate the connection of the upper crossbeam to the A-pillar inner panel of the car. It connects the upper crossbeam while ensuring the connection stiffness.

Further, the upper cross beam extends forward to form a front flange, the upper cross beam extends backward to form a rear flange, the front flange is fit with the front side of the cross beam cover, and the rear flange is aligned with the front side of the cross beam cover. The rear sides of the cross beam cover plates are in contact with each other. The front flange and the rear flange are provided to facilitate the connection between the upper cross beam and the cross beam cover plate, so that the upper cross beam and the cross beam cover plate are connected more closely.

Further, the front side of the reinforcing plate is provided with a connection flange, and the rear flange of the upper cross beam is provided with a connection slot conforming to the connection flange. The connection slot is provided on the rear side of the upper beam. At the position between the edge and the cross-beam cover plate, the reinforcing plate is connected to the upper cross-beam by connecting flanges, overlapping and engaging with the connection slots. The setting of the online flange is to ensure the stiffness of the overlap. The connection slot is directly set on the rear flange. When the connection flange overlaps and snaps into the connection slot, the upper beam and the beam cover are attached to the overlap. The connection flange on the connection slot forms a clamping limit, making the connection between the upper beam and the reinforcing plate more secure.

Further, the left connecting plate is provided with a left engaging portion conforming to the left end, and the upper beam is connected to the left connecting plate in a manner that the left end overlaps and engages with the left engaging portion; The right connecting plate is provided with a right clamping portion conforming to the right end, and the upper beam is connected to the right connecting plate in a manner that the right end overlaps and engages with the right clamping portion. The snap-on method allows the two to be quickly connected and positioned, making installation easier.

Further, the reinforcing plate extends backward to form a supporting flange. The setting of the support flange is to provide a welding overlap position for the reinforcement plate when installing it, that is, to provide an additional installation point for the reinforcement plate to be installed on the vehicle. At the same time, the rear flange also has the function of increasing the support stiffness of the reinforcement plate.

Furthermore, there are multiple connecting flanges arranged along the length direction of the reinforcing plate, and a plurality of connecting slots are provided in one-to-one correspondence with the connecting flanges. The number of connecting flanges can be set according to the length of the reinforcing plate and the stress condition. The number of connecting flanges affects the connection reliability and structural stability of the reinforcing plate and the connecting plate. This is understandable to those in the technical field. , will not be described in detail here.

Furthermore, the reinforcing plate is provided with a plurality of flanging reinforcing ribs, and the plurality of flanging reinforcing ribs are arranged on the reinforcing plate along the length direction of the reinforcing plate. The flange reinforcement is provided to increase the support stiffness of the flange of the reinforcing plate.

Further, the cross beam cover plate is provided with a cover plate reinforcing rib, and the cover plate reinforcing rib is provided in the middle of the cross beam cover plate. The setting of cover plate reinforcing ribs can further increase the structural strength of the cross beam cover plate, thereby enhancing the support stiffness.

Beneficial effects of this utility model:

The utility model discloses a front windshield upper cross beam assembly. The upper cross beam is combined with a reinforcing plate to increase the support cross area in a limited space to improve the support stiffness. The upper cross beam and the cross beam cover are used at the front windshield position. The formation of a cavity structure significantly improves the support stiffness at the position of the upper crossbeam of the front windshield; many places are connected by overlapping couplings, the manufacturing process is simple and the overlap strength is high; the upper crossbeam of the front windshield of the present invention The assembly has high support stiffness, which can reduce the response caused by road excitation transmitted to the body, thus achieving the purpose of improving the car's riding comfort.

Description of the drawings

Figure 1 is a schematic structural diagram of the upper cross beam, reinforcing plate, connecting plate and side beam of the utility model;

Figure 2 is a schematic structural diagram of the cross beam cover plate, reinforcing plate and side beam of the present utility model;

Figure 3 is a schematic structural diagram of the upper beam of the utility model;

Figure 4 is a schematic diagram of the connection structure of the upper beam and the right connecting plate according to the embodiment of the present invention;

Figure 5 is a schematic structural diagram of the reinforced plate of the present utility model;

Figure 6 is a schematic structural diagram of the cross beam cover plate of the present utility model.

Detailed ways

Figure 1 is a schematic structural diagram of the upper cross beam, reinforcing plate, connecting plate and side beams of the present utility model; Figure 2 is a structural schematic diagram of the cross beam cover plate, reinforcing plate and side beams of the present utility model; Figure 3 is a structural schematic diagram of the upper cross beam of the present utility model. Figure 4 is a schematic structural diagram of the connection structure between the upper beam and the right connecting plate of the embodiment of the present utility model; Figure 5 is a schematic structural diagram of the reinforcing plate of the present utility model; Figure 6 is a schematic structural diagram of the cross beam cover plate of the present utility model. It should be noted that in this embodiment, the connecting plate and the side beam are exactly the same components, only the positions of the connecting plate and the right connecting plate are different. For example, the connecting plate and the right connecting plate have the same structure and the same connection method. They are only arranged in The difference between the left side and the right side is understandable to those skilled in the art and will not be described in detail here. In this embodiment, the forward direction of the car is the front, and the left side of the forward direction is the left. Corresponding to the figure, the upper side is the front, and the left side is the left. Of course, in the description of this specification, the terms "upper", "lower", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like indicate The orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or component referred to must have a specific orientation or a specific orientation. construction and operation, and therefore should not be construed as limitations of the present invention. In this embodiment, unless otherwise specified, connection, installation, etc. are all achieved by spot welding. In order to ensure the connection stability of the entire structure, the overlapping positions of each component are also reinforced by spot welding, making this The overall process of the utility model's front windshield upper beam assembly is simple to implement and the overlap strength is high.

As shown in the figure, a front windshield upper crossbeam 1 assembly includes an upper crossbeam 1, a crossbeam cover 3 and a reinforcing plate 2. The upper crossbeam 1 is provided with a through cavity along its length direction. The peripheral edge is attached to the cross beam cover plate 3 so that the upper cross beam 1 and the cross beam cover plate 3 form a cavity structure. The reinforcing plate 2 is connected to the rear side of the upper cross beam 1 . The periphery of the upper crossbeam 1 is attached to the crossbeam cover 3, so that the crossbeam cover 3 closes the cavity of the upper crossbeam 1, thereby forming a cavity structure, which significantly enhances the energy absorption and shock-absorbing capacity of the upper crossbeam 1; reinforcement plate 2 is connected to the rear side of the upper crossbeam 1, which increases the support cross area, effectively improves the support stiffness of the upper crossbeam 1, reduces the response caused by road excitation transmitted to the vehicle body, and improves driving comfort.

In this embodiment, it also includes side beams, which are formed by sheet metal stamping. The side beams include a left side beam 6 and a right side beam 7. The left side beam 6 and the reinforcement plate The left end of 2 is connected to form a closed cavity structure; the right side beam 7 is connected to the right end of the reinforcing plate 2 to form a closed cavity structure. The arrangement of the side beam makes the left and right ends of the reinforcing plate 2 form a closed cavity structure, which increases the connection strength of the ends of the reinforcing plate 2 and thereby improves its support stiffness.

In this embodiment, a connecting plate is also included. The connecting plate includes a left connecting plate 4 and a right connecting plate 5. The left end of the upper beam 1 is provided with a left end 10. The left connecting plate 4 and the The left end 10 is connected; the right end of the upper beam 1 is provided with a right end 11 , and the right connecting plate 5 is connected to the right end 11 . The connection plate is provided to facilitate the connection of the upper cross beam 1 to the A-pillar inner panel of the car, and to ensure the connection stiffness while connecting the upper cross beam 1. In this embodiment, the connecting plate is formed by sheet metal stamping, and both the left end 10 and the right end 11 are sinking platforms to facilitate overlapping with the connecting plate.

In this embodiment, the upper crossbeam 1 extends forward to form a front flange 8, and the upper crossbeam 1 extends backward to form a rear flange 9. The front flange 8 is opposite to the front side of the crossbeam cover 3. Fitting, the rear flange 9 is fitting to the rear side of the cross beam cover 3 . The front flange 8 and the rear flange 9 are provided to facilitate the connection between the upper crossbeam 1 and the crossbeam cover 3, so that the upper crossbeam 1 and the crossbeam cover 3 are connected more closely. In this embodiment, the upper beam 1 is formed by stamping from sheet metal to form a through-type groove to serve as a chamber; two flanges of different widths are designed on both sides of the groove to overlap the solder joints with the beam cover 3. The two flanges with different widths are the front flange 8 and the back flange 9.

In this embodiment, the front side of the reinforcing plate 2 is provided with a connection flange 13, and the rear flange 9 of the upper beam 1 is provided with a connection slot 12 conforming to the connection flange 13. The connection slot 12 is disposed between the rear flange 9 and the crossbeam cover 3. The reinforcing plate 2 is connected to the connection slot 12 in a manner that the connection flange 13 overlaps and engages with the connection slot 12. Upper beam 1. The setting of the online flange is to ensure the overlap stiffness. The connection slot 12 is directly set on the rear flange 9. When the connection flange 13 is overlapped and engaged in the connection slot 12, the upper beam 1 and the beam cover 3 are attached. It is convenient to form a clamping limit on the connection flange 13 that overlaps the connection slot 12, so that the connection between the upper cross beam 1 and the reinforcing plate 2 is more secure. The connection slot 12 of this embodiment is formed by a recessed rear flange 9, making the structure more integrated and stronger.

In this embodiment, the left connecting plate 4 is provided with a left engaging portion conforming to the left end 10 , and the upper beam 1 is connected to the left engaging portion in such a manner that the left end 10 overlaps and engages with the left engaging portion. The left connecting plate 4 is connected; the right connecting plate 5 is provided with a right clamping portion conforming to the right end 11, and the upper cross beam 1 overlaps and engages with the right clamping portion with the right end 11 way to connect with the right connecting plate 5. The snap-on method allows the two to be quickly connected and positioned, making installation easier.

In this embodiment, the reinforcing plate 2 extends backward to form a supporting flange 14 . The setting of the support flange 14 is to provide a welding point overlap position for the reinforcement plate 2 when installing it, that is, to provide an additional installation point for the reinforcement plate 2 to be installed on the vehicle. At the same time, the rear flange 9 also has the function of adding the reinforcement plate 2 The role of support stiffness.

In this embodiment, there are five connecting flanges 13 , and the five connecting flanges 13 are arranged along the length direction of the reinforcing plate 2 . The number of the connecting slots 12 is one by one with the connecting flanges 13 . There are five corresponding settings, that is, one connection flange 13 is corresponding to one connection slot 12 . The reinforcing plate 2 in this embodiment is also provided with three flanging reinforcing ribs 15. The flanging reinforcing ribs 15 are arranged along the length direction of the reinforcing plate 2 at the roots of the three middle connecting flanges 13 of the reinforcing plate 2 to increase the flanging strength. The support stiffness of the edge is shown in Figure 5. The number of connecting flanges 13 can be set according to the length of the reinforcing plate 2 and the stress condition. The number of connecting flanges 13 affects the connection reliability and structural stability of the reinforcing plate 2 and the connecting plate. This is a series in this technical field. People can understand it and will not go into details here.

In this embodiment, the cross beam cover plate 3 is provided with a cover plate reinforcing rib 16 , and the cover plate reinforcing rib 16 is disposed in the middle of the cross beam cover plate 3 . The arrangement of the cover plate reinforcing ribs 16 can further increase the structural strength of the cross beam cover plate 3 and thereby enhance the support stiffness. The cover plate reinforcing ribs 16 in this embodiment are shown in Figure 6 and are radially closed annular concave ribs. Compared with strip-shaped reinforcing ribs, the annular ribs have higher strength and have better support stiffness for the cross beam cover plate 3. The improvement effect is more significant. The crossbeam cover 3 in this embodiment is formed by sheet metal stamping, and its four sides are connected to the upper crossbeam 1, the connecting plate, the side panel of the car and the reinforcement plate 2 through welding points, which can effectively improve the Z-direction support stiffness.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not limiting. Although the present utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the present utility model can be modified. If the technical solution is modified or equivalently substituted without departing from the purpose and scope of the technical solution of the present utility model, it shall be covered by the claims of the present utility model.

Claims (10)

1. The utility model provides a preceding windscreen entablature assembly which characterized in that: including entablature, crossbeam apron and reinforcing plate, the entablature is provided with the cavity that link up along self length direction, and the periphery laminating of entablature is in crossbeam apron so that entablature and crossbeam apron constitute cavity structure, the reinforcing plate connect in the rear side of entablature.

2. The front windshield upper rail assembly of claim 1, wherein: the side beam comprises a left side beam and a right side beam, and the left side beam is connected with the left end part of the reinforcing plate and forms a closed cavity structure; the right side edge beam is connected with the right side end part of the reinforcing plate and forms a closed cavity structure.

3. The front windshield upper rail assembly of claim 2, wherein: the upper beam is characterized by further comprising a connecting plate, wherein the connecting plate comprises a left connecting plate and a right connecting plate, a left end head is arranged at the left side end part of the upper beam, and the left connecting plate is connected with the left end head; the right end of the upper cross beam is provided with a right end, and the right connecting plate is connected with the right end.

4. The front windshield upper rail assembly of claim 2, wherein: the upper cross beam extends forwards to form a front flanging, the upper cross beam extends backwards to form a rear flanging, the front flanging is attached to the front side of the cross beam cover plate, and the rear flanging is attached to the rear side of the cross beam cover plate.

5. The front windshield upper rail assembly of claim 4, wherein: the front side of reinforcing plate is provided with the connection turn-ups, the back turn-ups of entablature be provided with the connection draw-in groove of connection turn-ups looks shape, connect the draw-in groove set up in the position department between back turn-ups and the crossbeam apron, the reinforcing plate with connect turn-ups overlap joint block in connect the mode of draw-in groove connect in the entablature.

6. A front windshield upper rail assembly as defined in claim 3, wherein: the left connecting plate is provided with a left clamping part which is in shape with the left end head, and the upper cross beam is connected with the left connecting plate in a mode that the left end head is in lap joint and clamping with the left clamping part; the right connecting plate is provided with a right clamping part which is in shape with the right end head, and the upper cross beam is connected with the right connecting plate in a mode that the right end head is in lap joint with the right clamping part.

7. The front windshield upper rail assembly of claim 5, wherein: the reinforcing plate extends backwards to form a supporting flanging.

8. The front windshield upper rail assembly of claim 5, wherein: the connection flanging is provided with a plurality of connection flanging edges, the connection flanging edges are arranged in the length direction of the reinforcing plate, and the number of the connection clamping grooves is provided with a plurality of connection flanging edges in one-to-one correspondence.

9. The front windshield upper rail assembly of claim 1, wherein: the reinforcing plate is provided with a plurality of flanging reinforcing ribs, and a plurality of flanging reinforcing ribs are arranged on the reinforcing plate along the length direction of the reinforcing plate.

10. The front windshield upper rail assembly of claim 1, wherein: the beam cover plate is provided with cover plate reinforcing ribs, and the cover plate reinforcing ribs are arranged in the middle of the beam cover plate.