CN209258262U - Vehicle and its front windshield and front panel bridging arrangement - Google Patents

Abstract

The utility model relates to the field of vehicle body structures, and provides a vehicle and its lap joint structure between a front windshield and a dash panel. The lower beam between the windshield and the dash panel, wherein the windshield overlaps one side of the lower beam, and the other side of the lower beam is installed on the dash panel , along the height direction of the vehicle, the upper edge of the dash panel is higher than the lower edge of the windshield. The upper edge of the front windshield of the vehicle described in the utility model is higher than the lower edge of the front windshield in the overlapping structure of the front windshield, and the two are connected to each other through the lower beam, which greatly improves the front wall of the vehicle. strength, improve the force transmission effect of vehicle frontal collision and side collision, improve the overall modal and torsional stiffness of the front part of the body-in-white, and the structure of the lap joint structure is simple, and the number of parts required is small, which helps to stabilize the body-in-white overall accuracy.

Description

Vehicle and its front windshield and dash panel overlapping structure

technical field

The utility model relates to the field of vehicle body structures, in particular to a vehicle and its overlapping structure between a front windshield and a dash panel.

Background technique

The front windshield faces the heads of the vehicle driver and the passenger sitting in the co-pilot seat. When the vehicle collides, whether the front windshield has sufficient strength and force transmission performance to effectively absorb the collision energy will directly affect the interior of the vehicle. Driver and passenger safety.

Traditionally, the windshield is usually connected to the dash panel through a connecting structure, and the dash panel absorbs and decomposes the collision force. The overlapping structure of the existing windshield and the dash panel is usually in the following two forms: 1. The windshield is connected to the dash panel through the lower beam of the windshield welded by a plurality of component plates. The lower beam of the window includes the upper plate of the lower beam, the middle plate of the lower beam, and the lower plate of the lower beam. Multiple plates are welded to each other or welded on the dash panel to overlap with the windshield. The internal design tolerance specification has a great influence, and the strength is low (especially the low torsional rigidity), which makes it difficult to effectively protect the occupants in the vehicle when the vehicle collides; The lower cross member is connected to the dash panel. This type of lower cross member only provides the bonding surface of the windshield glass. The lap joint structure is simple, but the strength is low, especially the torsional rigidity is lower than the first structure. , it is difficult to effectively protect the occupants in the vehicle when the vehicle collides.

Therefore, it is desired to have a vehicle windshield and dash panel overlapping structure that can overcome or at least alleviate the above-mentioned defects of the prior art.

Utility model content

In view of this, the utility model aims to provide a vehicle windshield and dash panel overlapping structure, so as to simplify the front windshield and dash panel overlapping structure and improve its strength.

In order to achieve the above object, the technical solution of the utility model is achieved in that:

A front windshield and front wall overlapping structure of a vehicle, the vehicle front windshield and front wall overlapping structure comprising a front windshield, a front wall and a front windshield and a front wall The lower beam between the panels, wherein the windshield overlaps one side of the lower beam, and the other side of the lower beam is installed on the dash panel, along the height direction of the vehicle, the front The upper edge of the panel is higher than the lower edge of the windshield.

Further, the lower cross member includes a support surface corresponding to the windshield and a leg corresponding to the dash panel.

Further, along the height direction of the vehicle, the lower beam includes a first leg and a second leg arranged at both ends of the supporting surface, and the first leg and the second leg are both fixed on the dash panel.

Further, a cavity is formed between the lower cross member and the dash panel, and the cross section of the cavity parallel to the longitudinal direction of the vehicle forms a triangular structure.

Further, the support surface corresponds to the first side of the triangular structure, the first leg and the dash panel correspond to the second side of the triangular structure, and the second leg corresponds to the third side of the triangular structure.

Further, a first installation flange is formed on the end of the first leg away from the support surface, and a fitting flange is formed on the dash panel corresponding to the position of the first installation flange, and the first installation flange is formed on the front panel. A mounting flange is welded to the mating flange.

Further, the edge of the matching flange protrudes from the edge of the first installation flange, and the gap between the matching flange and the first installation flange is sealed by a sealant; and/or the The first mounting flange is welded to the matching flange through a plurality of welding spots arranged at intervals along the length direction of the vehicle.

Further, a sealant is provided between the front windshield and the lower cross member; and/or a sealing strip is arranged between the front windshield and the lower cross member.

Further, the lower beam is formed with a water groove surface, and along the width direction of the vehicle, the water groove surface gradually slopes toward the lower part of the vehicle from the middle of the vehicle to both ends of the vehicle, wherein, the water groove surface is relatively larger than the width of the vehicle. The inclination angle of the direction is 2° to 8°; and/or along the height direction of the vehicle, the upper edge of the dash panel is 5mm to 25mm higher than the lower edge of the front window.

Compared with the prior art, the overlapping structure of the windshield and the dash panel of the vehicle described in the utility model has the following advantages:

The upper edge of the front windshield of the utility model is higher than the lower edge of the front windshield in the overlapping structure of the front windshield and the front wall of the vehicle. The two are connected to each other through the lower beam, which greatly improves the front wall of the vehicle. strength, improve the force transmission effect of vehicle frontal collision and side collision, and improve the overall modal and torsional stiffness of the front part of the body-in-white overall accuracy.

Another purpose of the utility model is to provide a vehicle to improve the strength of the front wall of the vehicle and simplify the structure of the front wall of the vehicle.

In order to achieve the above object, the technical solution of the utility model is achieved in that:

A vehicle is provided with the overlapping structure of a windshield and a dash panel according to the vehicle described above.

Compared with the prior art, the overlapping structure of the windshield and the dash panel of the vehicle and the above-mentioned vehicle has the same advantages, and will not be repeated here.

Other features and advantages of the present utility model will be described in detail in the following specific embodiments.

Description of drawings

The accompanying drawings constituting a part of the utility model are used to provide a further understanding of the utility model, and the schematic implementation of the utility model and its description are used to explain the utility model, and do not constitute an improper limitation of the utility model. In the attached picture:

Fig. 1 is a perspective view of the overlapping structure of the windshield and the dash panel of the vehicle according to an embodiment of the present invention;

Fig. 2 is a front view of the overlapping structure of the windshield and the dash panel of the vehicle shown in Fig. 1;

Fig. 3 is a left view of the overlapping structure of the windshield and the dash panel of the vehicle shown in Fig. 2;

Fig. 4 is a cross-sectional view of the overlapping structure of the windshield and the dash panel of the vehicle shown in Fig. 2 along the section line A-A;

Fig. 5 is a sectional view of the overlapping structure of the windshield and the dash panel of the vehicle shown in Fig. 2 along the section line A-A;

Fig. 6 is a partially enlarged schematic diagram of part B of the cross-sectional view of the overlapping structure of the windshield and the dash panel of the vehicle shown in Fig. 5 along the section line A-A;

FIG. 7 is a schematic diagram of the lower beam of the overlapping structure of the windshield and the dash panel of the vehicle shown in FIG. 1 .

Explanation of reference signs:

1-front window, 2-lower beam, 21-beam reinforcement, 22-support surface, 23-first leg, 24-second leg, 25-first installation flange, 26-second installation flange Edge, 27-water tank surface, 3-dashboard, 31-cooperating flanging, 32-coaming stiffener, 4-sealant, 5-sealing strip, 6-cavity.

Detailed ways

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

In addition, the up and down mentioned in the embodiments of the present utility model refer to up and down along the vehicle coordinate system.

The utility model will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

According to one aspect of the present utility model, a vehicle windshield and dash panel overlapping structure is provided, referring to Fig. 1, Fig. 2 and Fig. 3, the front windshield and dash panel overlapping structure of the vehicle includes Windshield 1, dash panel 3, and lower beam 2 arranged between windshield 1 and dash panel 3, wherein, windshield 1 overlaps one side of lower beam 2, and the other side of lower beam 2 Installed on the dash panel 3 , along the height direction of the vehicle, the upper edge of the dash panel 3 is higher than the lower edge of the windshield 1 .

The upper edge of the front windshield 3 of the overlapping structure of the front windshield and the dash panel of the above-mentioned vehicle is higher than the lower edge of the front windshield 1, and the two are connected to each other through the lower cross member 2, which greatly improves the strength of the front dash of the vehicle , improve the force transmission effect of vehicle frontal collision and side collision, improve the overall modal and torsional stiffness of the front part of the body-in-white, and the structure of the lap joint structure is simple, and the number of parts required is small, which helps to stabilize the overall body-in-white precision.

Preferably, the lower beam 2 includes a supporting surface 22 corresponding to the windshield 1 and a leg corresponding to the dash panel 3, the supporting surface 22 is convenient for the overlapping installation of the windshield 1, and the lower beam 2 and the windshield 1 There is a surface contact between them, which helps to avoid damage to the windshield 1 caused by the concentration of the collision force during the collision.

Further preferably, along the height direction of the vehicle, the lower beam 2 includes a first leg 23 and a second leg 24 arranged at both ends of the supporting surface 22, and the first leg 23 and the second leg 24 are fixed on For the dash panel 3 , the first leg 23 and the second leg 24 provided at both ends of the supporting surface 22 stably support the lower cross member 2 on the dash panel 3 .

Preferably, referring to Fig. 4 and Fig. 5, a cavity 6 is formed between the lower cross member 2 and the dash panel 3, the cavity 6 can significantly improve the energy absorption effect of the lap joint structure, and improve the safety and reliability of the vehicle . Further preferably, the cross-section of the cavity 6 parallel to the longitudinal direction of the vehicle forms a triangular structure, and the triangular structure is stable, which helps to further improve the overall mode and torsional stiffness of the front part of the body-in-white, and protects the safety of the driver and the occupant in the co-pilot position. Safety.

The configuration of the triangular structure can be appropriately selected according to actual needs, as long as the cavity can form a triangular mechanism. Preferably, the supporting surface 22 corresponds to the first side of the triangular structure, the first leg 23 and the dash panel 3 correspond to the second side of the triangular structure, and the second leg 24 corresponds to the second side of the triangular structure. The third side, the second side of the triangular structure is close to the rear side of the vehicle, and one corner of the triangular structure is close to the front side of the vehicle, so that the triangular structure is more stable when the vehicle is subjected to a frontal collision.

Preferably, a first mounting flange 25 is formed at the end of the first leg 23 away from the supporting surface 22, and a matching flange 31 is formed on the dash panel 3 corresponding to the first mounting flange 25. The first mounting flange 25 is welded to the matching flange 31, which facilitates the installation and fixation of the first leg 23, improves the stability of the first leg 23, and avoids stress concentration. Similarly, a second mounting flange 26 is formed on the end of the second leg 24 away from the supporting surface 22, and a mounting surface corresponding to the second mounting flange 26 is formed on the dash panel 3, and the second mounting flange 26 is welded. on the mounting surface.

Preferably, the edge of the matching flange 31 protrudes from the edge of the first installation flange 25, and the gap between the matching flange 31 and the first installation flange 25 is sealed by a sealant, because the edge of the matching flange 31 protrudes The edge of the first mounting flange 25 is convenient for manual application of sealant, and its protruding size can be appropriately selected according to actual needs. In the preferred embodiment shown in the figure, the protruding size is 5 mm. The arrangement of the sealant can improve the airtightness of the vehicle, and reduce the noise generated by the mating position of the first installation flange 25 and the matching flange 31 when the vehicle is running under load, and improve the MVH performance of the vehicle. Likewise, the gap between the second installation flange 26 and its corresponding installation surface can also be sealed by a sealant. The type of sealant can be properly selected according to actual needs, for example, the type of sealing strip selected in the figure is ELK strip.

Preferably, the first installation flange 25 is welded to the matching flange 31 through a plurality of welding spots arranged at intervals along the length direction of the vehicle, so as to simplify the fixed installation of the lower beam 2 under the premise of meeting the strength requirement. The intervals between the welding spots can be properly selected according to actual needs. In the preferred embodiment shown in the figure, the first installation flange 25 is welded to the dash panel 3 through welding spots with a spacing of 30 mm. The second installation flange 26 can be fixed to the installation surface according to actual needs, which is the same as or different from the first installation flange.

Preferably, referring to Fig. 6, a sealant 4 is provided between the front windshield 1 and the lower cross member 2 to improve the sealability of the joint position between the front windshield 1 and the lower cross member 2, and to improve the seal between the front windshield 1 and the lower cross member. The reliability of the overlap between 2 and the type of sealant 4 can be properly selected according to actual needs, for example, one-component polyurethane glass glue. Further preferably, a sealing strip 5 is provided between the front windshield 1 and the lower cross member 2 , so as to further improve the sealing performance of the joint position between the front windshield 1 and the lower cross member 2 .

The bottom of the front windshield of the vehicle is usually provided with a gutter to concentrate the rainwater on the front windshield and discharge it out of the car along the gutter, so as to prevent the water from stagnating on the vehicle body, provide a comfortable interior environment and prevent the body sheet metal from being damaged. Rust prematurely under the action of rain. Preferably, referring to FIG. 7 , the lower beam 2 is formed with a water trough surface 27, which is used as the ground of the water trough, wherein, along the width direction of the vehicle, the water trough surface 27 extends from the middle of the vehicle to the two ends of the vehicle. Gradually incline to the lower part of the vehicle, wherein the inclination angle of the water tank surface 27 relative to the width direction of the vehicle is 2° to 8°, so that the water tank surface 27 forms a structure with a high middle and low sides, which helps to quickly drain water. In the illustrated preferred embodiment, the inclination angle of the gutter surface 27 with respect to the width direction of the vehicle is 5°.

Along the height direction of the vehicle, the size of the overlapping portion of the dash panel 3 and the windshield 1 can be appropriately selected according to actual needs. The upper edge of the dash panel 3 is 5mm to 25mm higher than the lower edge of the front windshield 1. In the preferred embodiment shown in the illustration, the upper edge of the dash panel 3 is 14mm higher than the lower edge of the front windshield 1.

According to another aspect of the present utility model, a vehicle is provided, and the vehicle is provided with the overlapping structure between the windshield and the dash panel of the vehicle described above. Compared with the prior art, this vehicle has the same advantages as the overlapping structure of the windshield and the dash panel described above, and will not be repeated here.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (10)

1. a kind of front windshield of vehicle and front panel bridging arrangement, which is characterized in that the front windshield of the vehicle is taken with front panel Binding structure includes front windshield (1), front panel (3) and the lower cross being set between the front windshield (1) and the front panel (3) Beam (2), wherein the front windshield (1) is overlapped in the side of the lower beam (2), and the other side of the lower beam (2) is installed on The front panel (3), along the short transverse of vehicle, the top edge of the front panel (3) is higher than the following of the front windshield (1) Edge.

2. the front windshield of vehicle according to claim 1 and front panel bridging arrangement, which is characterized in that the lower beam It (2) include the supporting surface (22) corresponding to the front windshield (1) and the supporting leg for corresponding to the front panel (3).

3. the front windshield of vehicle according to claim 2 and front panel bridging arrangement, which is characterized in that along the height of vehicle Direction, the lower beam (2) include first leg (23) and the second supporting leg being arranged at the both ends of the supporting surface (22) (24), the first leg (23) and second supporting leg (24) are both secured to the front panel (3).

4. the front windshield of vehicle according to claim 3 and front panel bridging arrangement, which is characterized in that the lower beam (2) be formed between the front panel (3) cavity (6), the cavity (6) be parallel to the cross section of the length direction of vehicle at Triangular structure.

5. the front windshield of vehicle according to claim 4 and front panel bridging arrangement, which is characterized in that the supporting surface (22) correspond to the first side of the triangular structure, the first leg (23) and the front panel (3) correspond to described three Second side of angular structure, second supporting leg (24) correspond to the third side of the triangular structure.

6. the front windshield of vehicle according to claim 3 and front panel bridging arrangement, which is characterized in that the first leg (23) end far from the supporting surface (22) is formed with the first installation flange (25), and the front panel (3) corresponds to described the The position of one installation flange (25) is formed with cooperation flange (31), and first installation flange (25) is welded in the cooperation flange (31)。

7. the front windshield of vehicle according to claim 6 and front panel bridging arrangement, which is characterized in that

It is described cooperation flange (31) edge protrude from it is described first installation flange (25) edge, the cooperation flange (31) and Gap between first installation flange (25) is sealed by sealant；And/or

First installation flange (25) is welded in the cooperation by the spaced apart multiple solder joints of the length direction along vehicle Flange (31).

8. the front windshield of vehicle according to any one of claims 1-7 and front panel bridging arrangement, which is characterized in that Sealant (4) are provided between the front windshield (1) and the lower beam (2)；And/or the front windshield (1) and the lower cross Sealing strip (5) are provided between beam (2).

9. the front windshield of vehicle according to any one of claims 1-7 and front panel bridging arrangement, which is characterized in that

The lower beam (2) is formed with flowing water groove face (27), and along the width direction of vehicle, the flowing water groove face (27) is from vehicle Middle part is gradually tilted to lower vehicle to the both ends of vehicle, wherein width direction of the flowing water groove face (27) relative to vehicle Inclination angle be 2 ° to 8 °；And/or

Along the short transverse of vehicle, the top edge of the front panel (3) is 5mm higher than the lower edge of the front windshield (1) to 25mm.

10. a kind of vehicle, which is characterized in that the vehicle is provided with vehicle described in any one of -9 according to claim 1 Front windshield and front panel bridging arrangement.