CN218703514U - Enclose assembly additional strengthening before and have its vehicle - Google Patents

Abstract

The utility model provides a before enclose assembly additional strengthening and have its vehicle, before enclose the assembly and include: the first reinforcing cross beam is respectively connected with an A-column inner plate, a wheel cover plate, a vehicle body longitudinal beam and a front wall assembly of the vehicle; the second reinforcing cross beam and the first reinforcing cross beam are arranged at intervals along the length direction of the front wall assembly, and the second reinforcing cross beam is respectively connected with the A column inner plate, the wheel cover plate, the vehicle body longitudinal beam and the front wall assembly; and the third reinforcing beam is positioned between the first reinforcing beam and the second reinforcing beam, two ends of the third reinforcing beam are respectively connected with the first reinforcing beam and the second reinforcing beam, and the third reinforcing beam is connected with the front wall assembly. Adopt the technical scheme of this application, solved the preceding assembly additional strengthening among the prior art effectively and enclosed the rigidity of assembly and the poor technical problem of enhancement effect of modal before to.

Description

Enclose assembly additional strengthening before and have its vehicle

Technical Field

The utility model relates to a before enclose assembly additional strengthening design technical field, particularly, relate to a before enclose assembly additional strengthening and have its vehicle.

Background

The front wall assembly is located between the passenger cabin and the engine cabin and comprises a front wall plate, the front wall plate is used for attenuating excitation from the power assembly to a certain degree, the effects of vibration reduction and noise reduction are achieved, and meanwhile the effects of heat insulation, force transmission and cockpit space protection are achieved.

The dash panel is generally a large panel, which has low rigidity and mode, and thus needs to be reinforced to meet the target requirements. The crossbeam that all adopts the integral type among the prior art carries out full-scale reinforcement to preceding bounding wall, sets up the length overlength that can lead to the crossbeam like this, reduces the mode of turning round of crossbeam self. The rigidity of the front wall plate is limited by the reinforcing structure, and the rigidity and the mode of the front wall assembly cannot be really improved by adopting the scheme.

In view of the above problems in the prior art, no effective solution has been proposed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a before enclose assembly additional strengthening and have its vehicle to before solving among the prior art enclose the assembly additional strengthening to enclose the rigidity of assembly and the poor technical problem of enhancement effect of modal before to.

In order to achieve the above object, according to the utility model discloses an aspect provides a before enclose assembly additional strengthening, include: the first reinforcing cross beam is respectively connected with an A-column inner plate, a wheel cover plate, a vehicle body longitudinal beam and a front wall assembly of the vehicle; the second reinforcing cross beam and the first reinforcing cross beam are arranged at intervals along the length direction of the front wall assembly, and the second reinforcing cross beam is respectively connected with the A column inner plate, the wheel cover plate, the vehicle body longitudinal beam and the front wall assembly; and the third reinforcing beam is positioned between the first reinforcing beam and the second reinforcing beam, two ends of the third reinforcing beam are respectively connected with the first reinforcing beam and the second reinforcing beam, and the third reinforcing beam is connected with the front wall assembly.

Further, the length of the first reinforcing beam is L1, the length of the second reinforcing beam is L2, the length of the third reinforcing beam is L3, wherein L1/L3 is more than or equal to 0.9 and less than or equal to 1.1, L2/L3 is more than or equal to 0.9 and less than or equal to 1.1, and/or L1 is more than or equal to 545mm and less than or equal to 555mm, L2 is more than or equal to 545mm and less than or equal to 555mm, and L3 is more than or equal to 510mm and less than or equal to 520mm.

Further, one side of at least one of the first reinforcing cross beam and the second reinforcing cross beam, which is far away from the front wall assembly, is provided with a reinforcing protrusion, and one side of at least one of the first reinforcing cross beam and the second reinforcing cross beam, which is far away from the front wall assembly, is provided with a reinforcing plate structure.

Further, the side of the front wall assembly facing the reinforcing plate structure is provided with a plurality of reinforcing ribs, and the plurality of reinforcing ribs extend along the width direction of the first reinforcing beam or the width direction of the second reinforcing beam.

Further, be provided with triangle transition curved surface region on the reinforcing plate, triangle transition curved surface region sets up between a middle part of reinforcing plate and a side edge that the reinforcing plate is close to third web beam, the regional surface shape of triangle transition curved surface is the curved surface, wherein, the direction that is close to a side edge of third web beam to the reinforcing plate along the middle part of reinforcing plate, the regional width of triangle transition curved surface sets up with increasing gradually, the regional extending direction place plane of triangle transition curved surface and the all the other regional place planes of reinforcing plate have and predetermine the contained angle and set up, be provided with a plurality of strengthening ribs on the triangle transition curved surface region.

Further, the cowl assembly reinforcing structure further includes: the first end of the first reinforcing longitudinal beam is connected with the third reinforcing cross beam, the first end of the first reinforcing longitudinal beam is arranged adjacent to the joint between the first reinforcing cross beam and the third reinforcing cross beam, the second end of the first reinforcing longitudinal beam is connected with an air chamber inner plate of the vehicle, and the side wall of the first reinforcing longitudinal beam is connected with the front wall assembly; the longitudinal beam is strengthened to the second, and the first end and the third web beam that the longitudinal beam is strengthened to the second are connected, and the first end and the second web beam, the junction between the third web beam that the longitudinal beam is strengthened to the second set up adjacently, and the second end and the air chamber inner panel of longitudinal beam are strengthened to the second are connected, and the lateral wall and the preceding wall assembly that enclose of longitudinal beam are strengthened to the second are connected.

Further, the third reinforcing beam is of an arc-shaped structure, and the arc-shaped convex direction of the third reinforcing beam is arranged towards the air chamber inner plate.

Furthermore, at least one of the first reinforcing cross beam, the second reinforcing cross beam, the third reinforcing cross beam, the first reinforcing longitudinal beam and the second reinforcing longitudinal beam is provided with a groove towards one side of the front wall assembly, and the groove is matched with the surface of the front wall assembly to form a box-packed cavity.

Further, the first reinforcing cross beam and the third reinforcing cross beam are detachably connected, and the second reinforcing cross beam and the third reinforcing cross beam are detachably connected.

According to the utility model discloses an on the other hand provides a vehicle, enclose assembly additional strengthening before including, enclose assembly additional strengthening before for foretell before.

Use the technical scheme of the utility model, set up to first web beam through enclosing assembly additional strengthening before will, second web beam and third web beam's form, can be to enclosing the assembly before carrying out full-scale enhancement in the time, make it self have higher turn round mode, the turn round mode that avoids enclosing assembly additional strengthening self before the integral type reduces the relatively poor problem of preceding assembly rigidity that leads to, before enclose assembly additional strengthening before can improving the rigidity and the mode of enclosing the assembly, the vibration sensitivity who encloses the assembly before reducing, enclose assembly noise radiation everywhere before having reduced, the NVH performance of vehicle has greatly been improved, and then the enhancement effect of enclosing assembly additional strengthening before having improved. Adopt the technical scheme of this application, solved the preceding assembly additional strengthening among the prior art effectively and enclosed the rigidity of assembly and the poor technical problem of enhancement effect of modal before to.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of a first embodiment of a cowl assembly reinforcement structure according to the present invention;

fig. 2 shows a schematic structural view of a second embodiment of the cowl assembly reinforcement structure according to the present invention;

FIG. 3 shows a schematic structural view of a third embodiment of a cowl assembly reinforcement structure according to the present invention;

FIG. 4 shows a schematic structural view of a fourth embodiment of a cowl assembly reinforcement structure according to the present invention;

FIG. 5 shows a schematic structural view of a fifth embodiment of a cowl assembly reinforcement structure according to the present invention;

fig. 6 shows a schematic structural view of a sixth embodiment of the cowl assembly reinforcement structure according to the present invention;

fig. 7 shows a schematic structural view of a seventh embodiment of the cowl assembly reinforcement structure according to the present invention;

fig. 8 shows a schematic structural view of an eighth embodiment of the cowl assembly reinforcing structure according to the present invention;

FIG. 9 showsbase:Sub>A schematic cross-sectional view A-A of FIG. 8;

FIG. 10 shows a schematic cross-sectional view at B-B in FIG. 8;

fig. 11 shows a schematic structural view of a first embodiment of a reinforcement plate according to the present invention;

figure 12 shows a schematic structural view of a second embodiment of a reinforcing plate according to the present invention;

FIG. 13 shows a schematic cross-sectional view at C-C in FIG. 12;

fig. 14 shows a schematic cross-sectional view at D-D in fig. 12.

Wherein the figures include the following reference numerals:

10. a first reinforcing cross member; 11. an A column inner plate; 12. a wheel cover plate; 13. a body rail; 131. a first stringer; 132. a second stringer; 20. a front wall assembly; 30. a second reinforcing cross member; 40. a third reinforcing cross member; 50. a reinforcing protrusion; 60. a reinforcing plate; 61. reinforcing ribs; 62. a triangular transition curved surface region; 70. a first reinforcing stringer; 80. a second reinforcing stringer; 90. and (4) a groove.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

Referring to fig. 1 to 14, according to an embodiment of the present application, a cowl assembly reinforcing structure is provided.

The cowl assembly reinforcing structure includes a first reinforcing cross member 10, a second reinforcing cross member 30, and a third reinforcing cross member 40. The first reinforcement beam 10 is connected to an a-pillar inner panel 11, a wheel house panel 12, a body side member 13, and a cowl assembly 20 of the vehicle, respectively. The second reinforcing cross member 30 is disposed at an interval from the first reinforcing cross member 10 along the longitudinal direction of the cowl assembly 20. The second reinforcement cross member 30 is connected to the a-pillar inner panel 11, the wheel house panel 12, the body side member 13, and the cowl assembly 20, respectively. The third reinforcing beam 40 is located between the first reinforcing beam 10 and the second reinforcing beam 30. Both ends of the third reinforcing beam 40 are connected to the first reinforcing beam 10 and the second reinforcing beam 30, respectively. The third reinforcement cross member 40 is connected to the cowl assembly 20.

Use the technical scheme of this embodiment, through will enclose the form that assembly additional strengthening set up to first strengthening beam 10, second strengthening beam 30 and third strengthening beam 40 before to, can be when enclosing assembly 20 and carry out full-scale reinforcement before to, make its self have higher turn round mode, the turn round mode that avoids the integral type enclose the assembly additional strengthening self before the problem that assembly 20 rigidity is relatively poor before what the reduction of turn round mode leads to, before enclose assembly additional strengthening can improve before enclose rigidity and the mode of assembly 20, the vibration sensitivity who encloses assembly 20 before reducing, enclose assembly 20 noise radiation everywhere before having reduced, the NVH performance of vehicle has greatly been improved, and then the reinforcing effect who encloses assembly additional strengthening before having improved. Combine the technical scheme of this embodiment, solved effectively that enclose assembly additional strengthening before among the prior art to enclose the poor technical problem of effect of rigidity and modal enhancement of assembly 20 before. Fig. 2 is a schematic view showing the connection of the cowl reinforcing structure to the a-pillar inner panel 11, the wheel house panel 12, the body side member 13, and the like. The body side member 13 includes a first side member 131 and a second side member 132, and the first side member 131 and the second side member 132 are distributed on both sides of the front wall assembly 20. F1 shown in fig. 2 is the longitudinal direction of the cowl assembly 20. The a-pillar inner panel 11, the wheel house panel 12, and the like are also provided in two opposite positions in the longitudinal direction of the cowl assembly 20.

In fact, the first reinforcing beam 10, the second reinforcing beam 30 and the third reinforcing beam 40 adopt a split design, so that the three reinforcing beams all have a high bending mode, and effectively reinforce the mode and the rigidity of the front wall assembly 20. Connect first stiffening beam 10, second stiffening beam 30 with the different parts of vehicle to and be connected third stiffening beam 40 with first stiffening beam 10, second stiffening beam 30 simultaneously, make before enclose the inside and whole high connection stability and the joint strength that all have of assembly additional strengthening. Preferably, the form of attachment includes welding, riveting, snapping, etc. Through special design of the connection form of the first reinforcing beam 10 and the second reinforcing beam 30, the first reinforcing beam and the second reinforcing beam are stably connected with places with higher rigidity, such as a vehicle body longitudinal beam, a wheel cover plate and the like, so that the front wall assembly reinforcing structure has higher connection rigidity, the front end structure of a vehicle body can be stabilized, and the fatigue durability of stress and force transmission parts, such as a front suspension, and the like, is optimized. FIG. 3 is a top view of the cowl assembly reinforcement structure.

In an alternative embodiment, the first reinforcing beam 10 has a length L1, the second reinforcing beam 30 has a length L2, and the third reinforcing beam 40 has a length L3. Wherein, L1/L3 is more than or equal to 0.9 and less than or equal to 1.1, L2/L3 is more than or equal to 0.9 and less than or equal to 1.1, and/or, L1 is more than or equal to 545mm and less than or equal to 555mm, L2 is more than or equal to 545mm and less than or equal to 555mm, L3 is more than or equal to 510mm and less than or equal to 520mm. By adopting the technical scheme of the embodiment, the first reinforcing beam 10, the second reinforcing beam 30 and the third reinforcing beam 40 are designed to have approximately equal lengths, so that the bending rigidity of each section of beam of the front wall assembly reinforcing structure can be effectively improved, and meanwhile, the cabin parts are symmetrically arranged conveniently. Further, the arrangement is convenient for arranging the connection between the vehicle body longitudinal beam and the front wall, and the early design period of the vehicle is shortened.

Preferably, the cowl assembly 20 includes a cowl, and the first reinforcement beam 10, the second reinforcement beam 30, and the third reinforcement beam 40 jointly form a cowl reinforcement structure, and the cowl reinforcement structure is disposed on one side of the cowl near the bottom of the vehicle, and can greatly reinforce the bottom strength of the cowl.

As shown in fig. 6 and 7, a side of at least one of the first and second reinforcing cross members 10, 30 facing away from the cowl assembly 20 is provided with a reinforcing protrusion 50. At least one of the first and second reinforcing cross members 10, 30 is provided with a reinforcing plate 60 on a side thereof facing the cowl assembly 20. The reinforcing protrusion 50 serves to increase the local surface rigidity of the first reinforcing beam 10 or the second reinforcing beam 30. The reinforcement plate 60 is effective in increasing the rigidity of a part of the first reinforcing cross member 10 or the second reinforcing cross member 30, wherein the reinforcing protrusion 50 is at least one. Through the local reinforcing design of the front side and the back side of the first reinforcing beam 10 or the second reinforcing beam 30, the strength and the rigidity of the front enclosing beam reinforcing structure can be effectively improved, and further the mode and the rigidity of the front enclosing assembly 20 are influenced.

As shown in fig. 12, the side of the reinforcement panel 60 facing the cowl assembly 20 is provided with a plurality of beads 61. The plurality of reinforcing beads 61 extend in the width direction of the first reinforcing beam 10 or the width direction of the second reinforcing beam 30. The reinforcing ribs 61 can effectively reinforce the strength of the reinforcing plate 60, prevent the strength of the weak part of the reinforcing plate 60 from being insufficient, and prolong the service life of the reinforcing plate 60. Preferably, the surface profile of the reinforcing plate 60 is appropriately set to the partial surface profile of the first reinforcing crossmember 10 or the partial surface profile of the second reinforcing crossmember 30, so that the space required for installing the reinforcing plate 60 can be reduced while improving the stability of the connection therebetween. The reinforcement panel 60 is provided with mounting holes and is optionally connected to each portion of the cowl cross member reinforcement structure through the mounting holes. The direction F3 shown in fig. 8 is the width direction of the first reinforcing beam 10, and the direction F2 shown in fig. 8 is the width direction of the second reinforcing beam 30.

As shown in fig. 11 and 12, the reinforcing plate 60 is provided with a triangular transitional curved surface region 62. The triangular blend area 62 is disposed between the middle of the reinforcement plate 60 and an edge of the reinforcement plate 60 adjacent to the third reinforcement beam 40. The surface shape of the triangular blend area 62 is curved. Wherein the width of the triangular transitional curved surface region 62 is gradually increased in a direction from the middle of the reinforcing plate 60 to one side edge of the reinforcing plate 60 near the third reinforcing crossmember 40. The plane of the triangular transition curved surface region 62 is arranged at a predetermined included angle with respect to the plane of the rest of the reinforcing plate 60. The triangular transitional curved surface area 62 is provided with a plurality of reinforcing ribs 61. The triangular transition curved surface region 62 can further improve the bending rigidity of the reinforcing plate 60, and can better realize the supporting capability of the first reinforcing beam 10 and the second reinforcing beam 30 to the front wall plate, improve the front end deformation resistance capability, and enhance the safety factor. Preferably, the included angle formed by the center line of the triangular transition curved surface area 62 in the length direction and the straight line on which the edge of one side of the triangular transition curved surface area 62 in the length direction is alpha, wherein alpha is more than or equal to 15 degrees and less than or equal to 30 degrees.

As shown in fig. 4, the cowl assembly reinforcing structure further includes a first reinforcing longitudinal member 70 and a second reinforcing longitudinal member 80. The first end of the first reinforcing longitudinal beam 70 is connected with the third reinforcing cross beam 40, the first end of the first reinforcing longitudinal beam 70 is arranged adjacent to the joint between the first reinforcing cross beam 10 and the third reinforcing cross beam 40, and the second end of the first reinforcing longitudinal beam 70 is connected with an air chamber inner plate of the vehicle. The side walls of the first reinforcing side member 70 are connected to the cowl assembly 20. The first end of the second reinforcing longitudinal beam 80 is connected with the third reinforcing cross beam 40, the first end of the second reinforcing longitudinal beam 80 is arranged adjacent to the joint between the second reinforcing cross beam 30 and the third reinforcing cross beam 40, and the second end of the second reinforcing longitudinal beam 80 is connected with the air chamber inner plate. The side wall of the second reinforcing side member 80 is connected to the cowl assembly 20. It should be noted that the air chamber inner panel is located above the front wall cross member reinforcing structure, the second end of the first reinforcing longitudinal beam 70 extends and is connected with the air chamber inner panel in the direction away from the first reinforcing cross beam 10, and the second end of the second reinforcing longitudinal beam 80 extends and is connected with the air chamber inner panel in the direction away from the second reinforcing longitudinal beam 80, so that the longitudinal beam reinforcing structure formed by the first reinforcing longitudinal beam 70 and the second reinforcing longitudinal beam 80 can reinforce the strength of each position in the width direction of the front wall assembly 20. The longitudinal beam reinforcing structure not only improves the rigidity of the front wall assembly 20, but also improves the rigidity of the whole front wall support. The length of the first reinforcing stringer 70 and the length of the second reinforcing stringer 80 are preferably 250mm. The side walls of the first reinforcing longitudinal beam 70 and the second reinforcing longitudinal beam 80 are connected with the surface of the front wall assembly 20, so that the surface of the front wall assembly 20 is reinforced in strength.

Further, through carrying out special design to the hookup location of first strengthening longeron 70, second strengthening longeron 80, first strengthening longeron 70, second strengthening longeron 80 arrange in each 1/3 department about the preceding bounding wall, and connect in preceding each section junction of enclosing crossbeam additional strengthening, can greatly improve the second order mode of enclosing the large panel before, reduce the amplitude of the type of shaking, can carry out rigidity enhancement to preceding each section junction of enclosing crossbeam additional strengthening simultaneously.

As shown in fig. 7, the third reinforcing crossmember 40 has an arc-shaped structure. The arc-shaped convex direction of the third reinforcement beam 40 is disposed toward the air plenum inner panel. Preferably, the first reinforcing beam 10 and the second reinforcing beam 30 are horizontally arranged along the length direction of the cowl assembly 20, so that the cowl beam reinforcing structure formed by the first reinforcing beam 10, the second reinforcing beam 30 and the third reinforcing beam 40 is arranged in a zigzag shape, and the third reinforcing beam 40 forms an arch-shaped reinforcing structure, has high supporting rigidity, and can sufficiently support components such as an instrument assembly and a steering system to which the cowl panel is connected.

Further, at least one of the first reinforcing cross member 10, the second reinforcing cross member 30, the third reinforcing cross member 40, the first reinforcing longitudinal member 70 and the second reinforcing longitudinal member 80 is provided with a groove 90 on a side facing the cowl assembly 20. The recess 90 cooperates with the surface of the cowl assembly 20 to form a boxed cavity. As shown in fig. 4, the first reinforcing cross member 10, the second reinforcing cross member 30, the third reinforcing cross member 40, the first reinforcing longitudinal member 70 and the second reinforcing longitudinal member 80 form an inverted pi-shaped structure, so that the strength and rigidity of the whole front wall and the front end of the vehicle body are greatly improved, the vibration sensitivity of the front wall panel can be fully reduced, the noise radiation can be reduced, and the NVH performance of the vehicle can be further improved. The box-packed cavity has improved the ability of buffering energy-absorbing, and preceding encloses assembly additional strengthening and sets up in the cabin, and the box-packed cavity has promoted the collision factor of safety of vehicle, realizes further promoting the rigidity and the mode of whole preceding bounding wall assembly.

Preferably, the first reinforcing beam 10 and the third reinforcing beam 40 are detachably connected. The second reinforcing crossmember 30 is detachably connected to the third reinforcing crossmember 40. Set up like this and make before enclose assembly additional strengthening's part take place to damage the back, need not to change whole, only need to damage the part maintain can, reduce vehicle cost of maintenance, the while further improves before enclose assembly additional strengthening's each component's the rigidity of turning round.

According to the utility model discloses a further concrete embodiment provides a vehicle, enclose assembly additional strengthening before including, enclose the assembly additional strengthening before for among the above-mentioned embodiment before.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: through enclosing assembly additional strengthening before carrying out the structure, connect and arrange the other aspect special design, the rigidity and the mode of enclosing assembly 20 before having promoted generally, the vibration sensitivity and the noise radiation of enclosing assembly 20 before having reduced, vehicle NVH performance has greatly been improved, enclose assembly additional strengthening's part to before simultaneously and strengthen the design, enclose the intensity and the rigidity of assembly additional strengthening itself before further improving, and then enclose assembly 20's mode and rigidity before the influence, to enclosing assembly 20's life before the influence, the vibration/noise reduction of vehicle, the collision safety of vehicle all produces profitable positive effect.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cowl assembly reinforcing structure, comprising:

the first reinforcing cross beam (10), the first reinforcing cross beam (10) is respectively connected with an A-pillar inner plate (11), a wheel cover plate (12), a vehicle body longitudinal beam (13) and a front wall assembly (20) of the vehicle;

the second reinforcing cross beam (30) and the first reinforcing cross beam (10) are arranged at intervals along the length direction of the front wall assembly (20), and the second reinforcing cross beam (30) is respectively connected with the A-pillar inner plate (11), the wheel cover plate (12), the body longitudinal beam (13) and the front wall assembly (20);

a third reinforcing beam (40), wherein the third reinforcing beam (40) is located between the first reinforcing beam (10) and the second reinforcing beam (30), two ends of the third reinforcing beam (40) are respectively connected with the first reinforcing beam (10) and the second reinforcing beam (30), and the third reinforcing beam (40) is connected with the front wall assembly (20).

2. The cowl assembly reinforcing structure according to claim 1, wherein the first reinforcement beam (10) has a length L1, the second reinforcement beam (30) has a length L2, and the third reinforcement beam (40) has a length L3, wherein 0.9 ≦ L1/L3 ≦ 1.1,0.9 ≦ L2/L3 ≦ 1.1, and/or 545mm ≦ L1 ≦ 555mm,545mm ≦ L2 ≦ 555mm,510mm ≦ L3 ≦ 520mm.

3. The cowl assembly reinforcing structure according to claim 1, characterized in that a side of at least one of the first reinforcing cross member (10) and the second reinforcing cross member (30) facing away from the cowl assembly (20) is provided with a reinforcing protrusion (50), and a side of at least one of the first reinforcing cross member (10) and the second reinforcing cross member (30) facing the cowl assembly (20) is provided with a reinforcing plate (60).

4. The cowl assembly reinforcing structure according to claim 3, wherein a plurality of reinforcing beads (61) are provided on a side of the reinforcement panel (60) that faces the cowl assembly (20), the plurality of reinforcing beads (61) being provided to extend in a width direction of the first reinforcing cross member (10) or a width direction of the second reinforcing cross member (30).

5. The front wall assembly reinforcing structure according to claim 4, wherein a triangular transitional curved surface region (62) is disposed on the reinforcing plate (60), the triangular transitional curved surface region (62) is disposed between a middle portion of the reinforcing plate (60) and one side edge of the reinforcing plate (60) close to the third reinforcing beam (40), a surface shape of the triangular transitional curved surface region (62) is a curved surface, wherein a width of the triangular transitional curved surface region (62) is gradually increased along a direction from the middle portion of the reinforcing plate (60) to one side edge of the reinforcing plate (60) close to the third reinforcing beam (40), a plane in which an extending direction of the triangular transitional curved surface region (62) is located and a plane in which the rest regions of the reinforcing plate (60) are located have a preset included angle, and a plurality of the reinforcing ribs (61) are disposed on the triangular transitional curved surface region (62).

6. The cowl assembly reinforcement structure according to claim 1, further comprising:

a first reinforcing longitudinal beam (70), wherein a first end of the first reinforcing longitudinal beam (70) is connected with the third reinforcing cross beam (40), a first end of the first reinforcing longitudinal beam (70) is arranged adjacent to the connection position between the first reinforcing cross beam (10) and the third reinforcing cross beam (40), a second end of the first reinforcing longitudinal beam (70) is connected with an air chamber inner plate of the vehicle, and a side wall of the first reinforcing longitudinal beam (70) is connected with the front wall assembly (20);

the first end of the second reinforcing longitudinal beam (80) is connected with the third reinforcing cross beam (40), the first end of the second reinforcing longitudinal beam (80) is adjacent to the joint between the second reinforcing cross beam (30) and the third reinforcing cross beam (40), the second end of the second reinforcing longitudinal beam (80) is connected with the air chamber inner plate, and the side wall of the second reinforcing longitudinal beam (80) is connected with the front wall assembly (20).

7. The cowl assembly reinforcing structure according to claim 6, wherein the third reinforcement cross member (40) is an arc-shaped structure, and an arc-shaped convex direction of the third reinforcement cross member (40) is disposed toward the air chamber inner panel.

8. The cowl assembly reinforcing structure according to claim 6, wherein at least one of the first reinforcing cross member (10), the second reinforcing cross member (30), the third reinforcing cross member (40), the first reinforcing longitudinal member (70) and the second reinforcing longitudinal member (80) is provided with a groove (90) on a side facing the cowl assembly (20), and the groove (90) is matched with a surface of the cowl assembly (20) to form a box-shaped cavity.

9. The cowl assembly reinforcing structure according to any one of claims 2 to 8, characterized in that between the first reinforcing cross member (10) and the third reinforcing cross member (40), between the second reinforcing cross member (30) and the third reinforcing cross member (40), is detachably connected.

10. A vehicle comprising a cowl assembly reinforcement structure characterized in that the cowl assembly reinforcement structure is the cowl assembly reinforcement structure according to any one of claims 1 to 9.

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