Automobile dash panel and automobile
By combining a split structure with high-strength steel, the problem of existing automotive front bulkhead panels being unusable and lacking in safety is solved, achieving both lightweighting and improved safety. It is suitable for various vehicle models and enhances tire escape capability and overall rigidity during collisions.
Patent Information
- Application Number
- CN202520064005.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-10
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2035-01-10
AI Technical Summary
Existing automotive front bulkheads cannot achieve optimal design, cannot be shared between different models, and cannot effectively prevent intrusion in frontal collisions in 25% offset crashes, resulting in insufficient safety protection for vehicle occupants.
The automotive front bulkhead adopts a split structure, including the upper front bulkhead, the lower front bulkhead, the left wheel hub rear area panel, and the right wheel hub rear area panel, which are welded together to form a whole. Different rigidity and strength of the plates are selected according to performance requirements, and high-strength steel is used in key areas. Combined with the design of crossbeams and collision blocks, the overall rigidity and safety are enhanced.
It achieves lightweight and optimized design of the front bulkhead of the vehicle, improves vehicle safety and tire escape capability in the event of a collision, enhances overall rigidity and sealing, is suitable for different vehicle models, and improves occupant safety protection.
Smart Images
Figure CN223559759U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of automobile, in particular to an automobile front wallboard and automobile. BACKGROUND
[0002] The automobile body front wallboard is an important part in the automobile. The front wallboard is a partition between the engine compartment and the car cabin of the automobile, and the automobile body front wallboard is an important barrier for the safety protection of the people in the car. Meanwhile, the automobile body front wallboard is a carrier for installing multiple system components such as chassis, which requires the automobile front wallboard to be a complete carrier with great strength and rigidity, so as to meet the safety protection of the driver and passengers.
[0003] The existing automobile front wallboard is generally formed integrally, which requires additional reinforcing plates for the areas that need to be reinforced. In the areas that are not the main force bearing areas, the thickness of the plate cannot be optimized.
[0004] The existing automobile front wallboard can only match one type of vehicle, and cannot be used as a platform part for sharing or partial sharing.
[0005] In addition, the existing automobile front wallboard cannot effectively avoid the intrusion amount of frontal collision in the case of 25% offset collision, and there is a lack of safety protection for the people in the car. UTILITY MODEL CONTENT
[0006] The utility model aims to solve at least one of the technical problems in the prior art, and provides an automobile front wallboard and automobile.
[0007] The utility model solves the technical problems by adopting the following technical scheme:
[0008] In the first aspect, an automobile front wallboard includes a front wallboard upper plate, a front wallboard lower plate, a left side hub rear area plate, and a right side hub rear area plate. The bottom edge of the front wallboard upper plate and the top edge of the front wallboard lower plate are welded to form a front wallboard main plate. The left end of the front wallboard main plate is provided with a left side mounting recess that is recessed to the right side. The left side hub rear area plate is arranged in the left side mounting recess, and the edge of the left side hub rear area plate is welded to the front wallboard main plate. The right end of the front wallboard main plate is provided with a right side mounting recess that is recessed to the left side. The right side hub rear area plate is arranged in the right side mounting recess, and the edge of the right side hub rear area plate is welded to the front wallboard main plate.
[0009] With reference to the first aspect, in some implementations of the first aspect, a left end edge of the upper front wall panel is tapered and narrowed towards a bottom edge of the upper front wall panel, a left end edge of the lower front wall panel is tapered and narrowed towards a top edge of the lower front wall panel, the left mounting recess is formed between the left end edge of the upper front wall panel and the left end edge of the lower front wall panel, a top edge of the left rear wheel hub area panel is welded to the left end edge of the upper front wall panel, and a bottom edge of the left rear wheel hub area panel is welded to the left end edge of the lower front wall panel.
[0010] With reference to the first aspect and the above implementations, in some implementations of the first aspect, a right end edge of the upper front wall panel is tapered and narrowed towards a bottom edge of the upper front wall panel, a right end edge of the lower front wall panel is tapered and narrowed towards a top edge of the lower front wall panel, the right mounting recess is formed between the right end edge of the upper front wall panel and the right end edge of the lower front wall panel, a top edge of the right rear wheel hub area panel is welded to the right end edge of the upper front wall panel, and a bottom edge of the right rear wheel hub area panel is welded to the right end edge of the lower front wall panel.
[0011] With reference to the first aspect and the above implementations, in some implementations of the first aspect, the bottom edge of the upper front wall panel and the top edge of the lower front wall panel are provided with a first glue-coated surface that overlaps with each other, edges of the left rear wheel hub area panel and the right rear wheel hub area panel that are welded to the front wall main panel are provided with a second glue-coated surface and a third glue-coated surface that overlap with each other, and the first glue-coated surface, the second glue-coated surface, and the third glue-coated surface are provided with adhesive.
[0012] With reference to the first aspect and the above implementations, in some implementations of the first aspect, the front wall panel of the automobile further comprises a cross beam, and the cross beam comprises a main beam portion that extends along a transverse direction of an outer surface of the front wall main panel and is welded to the outer surface of the front wall main panel.
[0013] With reference to the first aspect and the above implementations, in some implementations of the first aspect, the cross beam comprises a left end beam portion and a right end beam portion located at two ends of the main beam portion, the left end beam portion extends to the left rear wheel hub area panel and is welded to the left rear wheel hub area panel, and the right end beam portion extends to an outer surface of the right rear wheel hub area panel and is welded to the outer surface of the right rear wheel hub area panel.
[0014] With reference to the first aspect and the above implementations, in some implementations of the first aspect, the cross beam comprises a beam plate that extends along a length direction of the cross beam, the beam plate has a top welding flange and a bottom welding flange, the beam plate is raised outwardly between the top welding flange and the bottom welding flange, and an inner portion of the beam plate forms a cavity that extends along the length direction of the cross beam.
[0015] In combination with the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the top welding flange of the main beam part is welded to the front wall upper panel, the bottom welding flange of the main beam part is welded to the front wall lower panel, and the beam panel is provided with a steering column hole.
[0016] In combination with the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the automobile front wall panel further comprises a crash block, the crash block comprises a left crash block and a right crash block, a first guide end face that is inclined to the left rear is arranged at the front end of the left crash block, and the rear end of the left crash block is arranged at the left end beam part, a second guide end face that is inclined to the right rear is arranged at the front end of the right crash block, and the rear end of the right crash block is arranged at the right end beam part.
[0017] The second aspect discloses an automobile comprising the automobile front wall panel in any implementation manner of the first aspect.
[0018] The automobile front wall panel in the embodiment of the present application has at least one of the following advantages or beneficial effects: the automobile front wall panel adopts a split structure, that is, the automobile front wall panel comprises a front wall upper panel, a front wall lower panel, a left rear wheel hub area panel and a right rear wheel hub area panel, the front wall upper panel, the front wall lower panel, the left rear wheel hub area panel and the right rear wheel hub area panel are spliced into a whole through welding, the front wall upper panel, the front wall lower panel, the left rear wheel hub area panel and the right rear wheel hub area panel can be made of different plates with different rigidity and strength according to different performance requirements, for example, ordinary grade sheet metal materials are used in places with low performance requirements such as rigidity, strength or non-collision area, and higher grade or high-strength steel or super-high-strength steel is used in places with high rigidity, strength and collision requirements, so that the technical scheme of the present application can achieve the goals of light weight and optimization.
[0019] Additional aspects and advantages of the present application will be in part apparent and in part pointed out hereinafter. BRIEF DESCRIPTION OF DRAWINGS
[0020] The above and / or additional aspects and advantages of the present application will become apparent and be readily appreciated from the following description, including the appended drawings.
[0021] Figure 1 is an embodiment front view of the automobile front wall panel of the present application;
[0022] Figure 2 is an embodiment rear side view structure schematic diagram of the automobile front wall panel of the present application;
[0023] Figure 3It is an embodiment of the automobile front wall plate of the utility model, and the front upper plate, the front lower plate, the left side hub rear area plate and the right side hub rear area plate are set in the position diagram;
[0024] Figure 4 It is an embodiment of the automobile front wall plate of the utility model, and the front upper plate, the front lower plate, the left side hub rear area plate and the right side hub rear area plate are set in the position diagram;
[0025] Figure 5 It is an embodiment of the automobile front wall plate of the utility model, and the front upper plate, the front lower plate, the left side hub rear area plate and the right side hub rear area plate are set in the position diagram;
[0026] Figure 6 It is an embodiment of the automobile front wall plate of the utility model, and the front upper plate, the front lower plate, the left side hub rear area plate and the right side hub rear area plate are set in the position diagram. DETAILED DESCRIPTION
[0027] This part will describe the specific embodiments of the utility model in detail, and the preferred embodiments of the utility model are shown in the drawings, and the drawings are used to supplement the description of the text part, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.
[0028] In the utility model, if the direction (up, down, left, right, front and back) is described, it is only for the convenience of describing the technical scheme of the utility model, and it is not indicated or implied that the indicated technical feature must have a specific orientation, structure and operation, so it cannot be understood as the limitation of the utility model.
[0029] In the utility model, the meaning of "several" is one or more, the meaning of "multiple" is two or more, and "more than" "less than" "more than" and the like are not included in the number; "above" "below" "within" and the like are included in the number. In the description of the utility model, if "first" "second" is described, it is only used for distinguishing technical features for the purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.
[0030] In the utility model, unless otherwise explicitly limited, the words "set", "install", "connect" and the like should be understood broadly, for example, they can be directly connected, or indirectly connected through an intermediate medium; can be fixedly connected, or can be detachably connected, or can be integrally formed; can be mechanically connected, or can be electrically connected or capable of communicating with each other; it can be the communication or interaction relationship between two elements inside or two elements. The skilled in the art can reasonably determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.
[0031] Among them, Figure 1 ,Figure 2 、 Figure 3 and Figure 5 A reference direction coordinate system of the embodiment of the utility model is given, and the embodiment of the utility model is explained in combination with the directions shown in Figure 1 、 Figure 2 、 Figure 3 and Figure 5 .
[0032] Referring to Figures 1-3 , the embodiment of the utility model provides a car front wall, including front wall upper plate 100, front wall lower plate 200, left side wheel hub rear area plate 300 and right side wheel hub rear area plate 400, front wall upper plate 100 is located at the top of front wall lower plate 200, and the bottom edge of front wall upper plate 100 and the top edge of front wall lower plate 200 are welded to form front wall main plate, the left end of front wall main plate is provided with left side mounting recess that recesses to the right side, left side wheel hub rear area plate 300 is arranged in left side mounting recess, and the edge of left side wheel hub rear area plate 300 is welded with front wall main plate, the right end of front wall main plate is provided with right side mounting recess that recesses to the left side, right side wheel hub rear area plate 400 is arranged in right side mounting recess, and the edge of right side wheel hub rear area plate 400 is welded with front wall main plate.
[0033] In the embodiment of the utility model, the car front wall adopts split type structure, namely the car front wall includes front wall upper plate 100, front wall lower plate 200, left side wheel hub rear area plate 300 and right side wheel hub rear area plate 400, and front wall upper plate 100, front wall lower plate 200, left side wheel hub rear area plate 300 and right side wheel hub rear area plate 400 are welded and spliced into a whole, and front wall upper plate 100, front wall lower plate 200, left side wheel hub rear area plate 300 and right side wheel hub rear area plate 400 can be made of different rigid and strength plate materials according to different performance requirements, for example, ordinary grade sheet metal materials are used in the places with low performance requirements such as rigidity, strength or non-collision area, and higher grade or directly high strength steel or super high strength steel is used in the areas with high rigidity, strength and collision requirements, and the technical scheme of the utility model can achieve the goals of light weight and optimization. In other words, the technical scheme of the utility model is processed by using assembly welding technology, the most optimized material is selected for the relevant parts, and the light weight is achieved, and the split type design can use high / ultra high strength steel in the parts with high performance requirements and use the most optimized steel in the parts with low performance requirements, so that the position of material use is optimized.
[0034] Meanwhile, due to the split type design, the rear area of front wheel hub can not be too protruding in the vehicle model equipped with small tires, so that the small vehicle model can also have large foot space. In the vehicle model equipped with large tires, small vehicle model parts in non-wheel hub area, such as upper and lower plates, are used as much as possible, and only left side wheel hub rear area plate 300 and right side wheel hub rear area plate 400 are replaced, so that the effect of reducing investment is achieved.
[0035] Referring to Figure 1 , the front upper panel 100 is provided with installation holes for steering, air conditioning, wiring harness, etc. In some embodiments, the front upper panel 100 is provided with installation holes for steering, air conditioning, wiring harness, etc. on both left and right sides, so that the development of left and right rudders is unified and the same front upper panel 100 is used.
[0036] In some embodiments, referring to Figures 1-4 , the left end edge of the front upper panel 100 is inclined and narrowed towards the bottom edge of the front upper panel 100, the left end edge of the front lower panel 200 is inclined and narrowed towards the top edge of the front lower panel 200, the left mounting notch is formed between the left end edge of the front upper panel 100 and the left end edge of the front lower panel 200, the top edge of the left rear wheel hub area panel 300 is welded to the left end edge of the front upper panel 100, and the bottom edge of the left rear wheel hub area panel 300 is welded to the left end edge of the front lower panel 200.
[0037] Referring to Figures 1-4 , the right end edge of the front upper panel 100 is inclined and narrowed towards the bottom edge of the front upper panel 100, the right end edge of the front lower panel 200 is inclined and narrowed towards the top edge of the front lower panel 200, the right mounting notch is formed between the right end edge of the front upper panel 100 and the right end edge of the front lower panel 200, the top edge of the right rear wheel hub area panel 400 is welded to the right end edge of the front upper panel 100, and the bottom edge of the right rear wheel hub area panel 400 is welded to the right end edge of the front lower panel 200.
[0038] The front upper panel 100, the front lower panel 200, the left rear wheel hub area panel 300 and the right rear wheel hub area panel 400 are spliced into a whole and define a nest-shaped space at the rear side.
[0039] In some embodiments, referring to Figure 3 , the bottom edge of the front upper panel 100 and the top edge of the front lower panel 200 are provided with first glue-coated surfaces 101, 201 that overlap with each other, the edge of the left rear wheel hub area panel 300 is provided with a second glue-coated surface 301 that overlaps with the front main panel, the edge of the right rear wheel hub area panel 400 is provided with a third glue-coated surface 401 that overlaps with the front main panel, and the first glue-coated surfaces 101, 201, the second glue-coated surface 301 and the third glue-coated surface 401 are provided with adhesive. In this embodiment, the positions where the front upper panel 100, the front lower panel 200, the left rear wheel hub area panel 300 and the right rear wheel hub area panel 400 are spliced are glued, so as to improve the overall sealing of the front panel of the automobile and effectively prevent water and dust from entering the cabin.
[0040] In some embodiments, referring to Figure 1 , Figure 4The front bulkhead also includes a crossbeam 500, which includes a main beam portion 501. The main beam portion 501 extends laterally along the outer surface of the front bulkhead and is welded to the outer surface of the front bulkhead. The crossbeam 500 effectively enhances the overall rigidity of the front bulkhead and the vehicle's handling stability.
[0041] Further, see Figure 1 , Figure 4 , Figure 5 The crossbeam 500 includes a left end beam 502 and a right end beam 503 located at both ends of the main beam 501. The left end beam 502 extends to the left rear area plate 300 of the wheel hub and is welded to the left rear area plate 300. The right end beam 503 extends to the outer surface of the right rear area plate 400 of the wheel hub and is welded to the outer surface of the right rear area plate 400 of the wheel hub.
[0042] Among them, see Figure 5 The crossbeam 500 includes a beam plate extending along its length. The beam plate has a top welded flange 504 and a bottom welded flange 505. The beam plate bulges outward between the top welded flange 504 and the bottom welded flange 505, forming a cavity extending along the length of the crossbeam 500 internally. The crossbeam 500 has a "U"-shaped cross section. The crossbeam 500 is welded to the corresponding upper front bulkhead plate 100, lower front bulkhead plate 200, left wheel hub rear area plate 300, and right wheel hub rear area plate 400 via the top welded flange 504 and bottom welded flange 505 at its upper and lower edges, thereby effectively enhancing the overall rigidity of the vehicle's front bulkhead and the vehicle's handling stability. In this embodiment, the crossbeam 500 is directly stamped from the beam plate, making forming easier and facilitating welding of the crossbeam 500 to the surfaces of the various plates, while also effectively increasing the overall strength of the crossbeam 500.
[0043] In some embodiments, see Figure 1 , Figure 4 The top flange 504 of the main beam 501 is welded to the upper front panel 100, and the bottom flange 505 of the main beam 501 is welded to the lower front panel 200. In other words, the main beam 501 is located at the splicing position of the upper front panel 100 and the lower front panel 200, which fully ensures the rigidity and stability of the splicing position of the upper front panel 100 and the lower front panel 200.
[0044] Among them, see Figure 1 , Figure 5 The beam plate is provided with a steering column hole 506, which is used to install the steering column. By simultaneously setting the steering column hole 506 in the beam plate, the adverse effects of the steering column hole 506 on the strength and rigidity of the entire front bulkhead of the vehicle can be reduced.
[0045] In some embodiments, see Figure 1 , Figure 4 ,Figure 6 The automobile front panel further comprises a crash block, the crash block comprises a left crash block 601 and a right crash block 602, the front end of the left crash block 601 is provided with a first guide end face 603 which is inclined to the left rear, the rear end of the left crash block 601 is arranged on the left end beam part 502, the front end of the right crash block 602 is provided with a second guide end face which is inclined to the right rear, and the rear end of the right crash block 602 is arranged on the right end beam part 503. In the embodiment, the left crash block 601 and the right crash block 602 are arranged in the regions corresponding to the left side hub rear area panel 300 and the right side hub rear area panel 400, the left crash block 601 and the right crash block 602 can be made of aluminum and are connected to the cross beam through bolts, and the left crash block 601 and the right crash block 602 mainly correspond to 25% small offset collision and reduce the tire intrusion amount. The left crash block 601 and the right crash block 602 can rely on the inclined first guide end face 603 and the second guide end face to move the tire rearward when the collision occurs, when the wheel edge contacts the left crash block 601 and the right crash block 602, the wheel is guided to be inclined to the outside, the wheel is deflected, the wheel is easily prompted to escape to the outside, the tire intrusion is avoided, the intrusion amount of the frontal system collision is improved, the rigid body such as the engine or the motor is avoided to intrude into the passenger compartment, and the injury value of the passenger is improved.
[0046] The embodiment of the utility model further provides a kind of automobile, comprising the automobile front panel in any one embodiment above.
[0047] In the description of the present specification, the description of the terms "example", "embodiment" or "some embodiments" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0048] Of course, the present application is not limited to the above-mentioned embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present application. These equivalent modifications or substitutions are all included in the scope defined by the claims of the present application.
Claims
1. A front panel for a vehicle, characterized by The front wall upper plate, the front wall lower plate, the left side hub rear area plate and the right side hub rear area plate are provided, the bottom edge of the front wall upper plate and the top edge of the front wall lower plate are welded to form a front wall main plate, the left end of the front wall main plate is provided with a left side mounting recess which is recessed to the right side, the left side hub rear area plate is arranged in the left side mounting recess, the edge of the left side hub rear area plate is welded to the front wall main plate, the right end of the front wall main plate is provided with a right side mounting recess which is recessed to the left side, the right side hub rear area plate is arranged in the right side mounting recess, and the edge of the right side hub rear area plate is welded to the front wall main plate.
2. The automobile dash panel according to claim 1, characterized by The left end edge of the front wall upper plate is inclined and narrowed to the bottom edge of the front wall upper plate, the left end edge of the front wall lower plate is inclined and narrowed to the top edge of the front wall lower plate, the left side mounting recess is formed between the left end edge of the front wall upper plate and the left end edge of the front wall lower plate, the top edge of the left side hub rear area plate is welded to the left end edge of the front wall upper plate, and the bottom edge of the left side hub rear area plate is welded to the left end edge of the front wall lower plate.
3. The automobile dash panel according to claim 1, characterized by The right end edge of the front wall upper plate is inclined and narrowed to the bottom edge of the front wall upper plate, the right end edge of the front wall lower plate is inclined and narrowed to the top edge of the front wall lower plate, the right side mounting recess is formed between the right end edge of the front wall upper plate and the right end edge of the front wall lower plate, the top edge of the right side hub rear area plate is welded to the right end edge of the front wall upper plate, and the bottom edge of the right side hub rear area plate is welded to the right end edge of the front wall lower plate.
4. The automobile dash panel according to claim 1, characterized by The bottom edge of the front wall upper plate and the top edge of the front wall lower plate are provided with a first glue coating surface which overlaps each other, the edge of the left side hub rear area plate which is welded to the front wall main plate is provided with a second glue coating surface which overlaps each other, the edge of the right side hub rear area plate which is welded to the front wall main plate is provided with a third glue coating surface which overlaps each other, and the first glue coating surface, the second glue coating surface and the third glue coating surface are provided with adhesive.
5. The automobile dash panel according to claim 1, wherein The automobile front wall plate further comprises a cross beam, and the cross beam comprises a main beam part which extends along the lateral direction of the outer surface of the front wall main plate and is welded to the outer surface of the front wall main plate.
6. The automobile dash panel according to claim 5, wherein The cross beam comprises a left end beam part and a right end beam part which are located at the two ends of the main beam part, the left end beam part extends to the left side hub rear area plate and is welded to the left side hub rear area plate, and the right end beam part extends to the outer surface of the right side hub rear area plate and is welded to the outer surface of the right side hub rear area plate.
7. The automobile dash panel according to claim 6, characterized by The cross beam comprises a beam plate which extends along the length direction of the cross beam, the beam plate has a top welding flange and a bottom welding flange, the beam plate is raised outward between the top welding flange and the bottom welding flange, and an internal cavity which extends along the length direction of the cross beam is formed.
8. The automobile cowl panel according to claim 7, characterized by The top welding flange of the main beam part is welded to the front wall upper plate, the bottom welding flange of the main beam part is welded to the front wall lower plate, and the beam plate is provided with a steering column hole.
9. The automobile cowl panel according to claim 6, characterized by The automobile front panel further comprises a crash block, the crash block comprises a left crash block and a right crash block, a front end of the left crash block is provided with a first guide end face which is inclined to the left rear, a rear end of the left crash block is arranged in the left end beam part, a front end of the right crash block is provided with a second guide end face which is inclined to the right rear, and a rear end of the right crash block is arranged in the right end beam part.
10. An automobile characterized by comprising: The automobile front panel comprises the automobile front panel according to any one of claims 1-9.