CN112141222B - Front wall assembly - Google Patents
Front wall assembly Download PDFInfo
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- CN112141222B CN112141222B CN202011088041.2A CN202011088041A CN112141222B CN 112141222 B CN112141222 B CN 112141222B CN 202011088041 A CN202011088041 A CN 202011088041A CN 112141222 B CN112141222 B CN 112141222B
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- front wall
- plate
- cowl
- connecting plate
- dash panel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/082—Engine compartments
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a front wall plate assembly which comprises a front wall plate main body structure, a front wall plate connecting structure and a front wall plate reinforcing structure. Wherein, preceding bounding wall major structure includes preceding bounding wall main part, and preceding bounding wall main part is to extending the setting about along, and preceding bounding wall connection structure is connected with preceding bounding wall bulk phase for install in automobile body installation face, preceding bounding wall additional strengthening is connected with preceding bounding wall connection structure, and with enclose jointly between the bounding wall connection structure and close and be formed with the cavity region. According to the invention, the cavity area is formed between the front wall plate reinforcing structure and the front wall plate connecting structure, and the cavity deforms when being impacted to absorb the impact force, so that the impact resistance strength of the front wall plate assembly is improved.
Description
Technical Field
The invention relates to the technical field of front wall plates, in particular to a front wall plate assembly.
Background
The front panel of a car is a partition between the engine compartment and the passenger compartment of the car and should bear most of torsional rigidity. In the development of platform motorcycle types, the production mode of carrying out the block processing recombination to the preceding bounding wall main part leads to the crashproof intensity of preceding bounding wall assembly to some extent to lose, has caused certain potential safety hazard.
Disclosure of Invention
The invention mainly aims to provide a front wall plate assembly and aims to solve the problem that the impact strength of the front wall plate assembly is lost due to a production mode that a front wall plate main body is subjected to block processing and recombination.
To achieve the above object, the present invention provides a dash panel assembly, comprising:
the front coaming main body structure comprises a front coaming main body, and the front coaming main body extends in the left-right direction; and the number of the first and second groups,
a cowl panel connecting structure connected to a peripheral side of the cowl panel main body for mounting the cowl panel main body to a vehicle body mounting surface; and the number of the first and second groups,
the front wall plate reinforcing structure is used for connecting the front wall plate connecting structure and a vehicle body mounting surface and is enclosed together with the front wall plate connecting structure to form a cavity area.
Optionally, the dash panel connection structure comprises a dash panel lower connection plate connected to the lower side of the dash panel main body, and a steering column mounting plate arranged on the dash panel lower connection plate, the dash panel lower connection plate extends in the left-right direction, a first notch is formed in the dash panel lower connection plate, and the steering column mounting plate is covered at the first notch;
the front wall plate reinforcing structure comprises a front wall plate left reinforcing beam connected with the front wall plate lower connecting plate, the front wall plate left reinforcing beam is located on the front wall surface of the front wall plate lower connecting plate, a first cavity is formed between the front wall plate left reinforcing beam and the front wall plate lower connecting plate, and the first cavity is located below the steering column mounting plate.
Optionally, the front dash panel reinforcing structure further comprises a left longitudinal beam rear upper connecting plate and a left longitudinal beam rear lower connecting plate which are mounted on the front wall surface of the front dash panel lower connecting plate, and the left longitudinal beam rear upper connecting plate and the left longitudinal beam rear lower connecting plate are both arranged in a left-right extending manner and are both arranged below the steering column mounting plate; wherein at least parts of the steering column mounting plate, the front wall lower connecting plate, the front wall left reinforcing beam and the left longitudinal beam rear upper connecting plate are arranged in an overlapping manner.
Optionally, the steering column mounting plate, the front cowl lower connecting plate, the front cowl left reinforcing beam and the left side member rear upper connecting plate are connected by welding, a welding zone of the steering column mounting plate is located between the front cowl left reinforcing beam and the left side member rear upper connecting plate, and at least part of the welding zone of the steering column mounting plate is arranged in a zigzag manner.
Optionally, the steering column mounting plate is in a groove shape protruding forwards to form a steering column mounting cavity, and two sides of the bottom of the steering column mounting cavity are provided with notches.
Optionally, a second notch is formed on the lower side of the dash panel lower connecting plate;
the front wall panel reinforcing structure also comprises a central channel reinforcing beam arranged at the second notch, and the shape of the central channel reinforcing beam is matched with that of the side edge of the second notch;
the front end of the central channel reinforcing beam is connected with the left front wall reinforcing beam, and the rear end of the central channel reinforcing beam is connected with the lower front wall connecting plate, so that a second cavity is formed above the second notch.
Optionally, the dash panel reinforcing structure further comprises a dash panel right reinforcing beam mounted on the front wall surface of the dash panel lower connecting plate, and a third cavity is formed between the dash panel right reinforcing beam and the dash panel lower connecting plate, and the dash panel right reinforcing beam is configured to correspond to a passenger compartment.
Optionally, the first cavity, the second cavity and the third cavity are disposed to communicate with each other.
Optionally, the dash panel main structure further includes a dash wall channel extending in the left-right direction, and the dash wall channel is mounted at the upper end of the dash panel main body and is adapted to the shape of the upper side of the dash panel main body.
Optionally, the front wall main body structure further includes a front wall gutter channel lower support plate, the front wall gutter channel lower support plate is disposed at a front side of the front wall gutter channel and is mounted on a front outer wall surface of the front wall gutter channel, and a fourth cavity is formed between the front wall gutter channel and the front wall gutter channel lower support plate in an enclosing manner.
The invention discloses a front wall plate assembly which comprises a front wall plate main body structure, a front wall plate connecting structure and a front wall plate reinforcing structure. Wherein, preceding bounding wall major structure includes preceding bounding wall main part, and preceding bounding wall main part is to extending the setting about along, and preceding bounding wall connection structure is connected with preceding bounding wall bulk phase for install in automobile body installation face, preceding bounding wall additional strengthening is connected with preceding bounding wall connection structure, and with enclose jointly between the bounding wall connection structure and close and be formed with the cavity region. According to the invention, the cavity area is formed between the front wall plate reinforcing structure and the front wall plate connecting structure, and the cavity deforms when being impacted to absorb the impact force, so that the impact resistance strength of the front wall plate assembly is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a front view of a dash panel assembly according to an embodiment of the present invention;
FIG. 2 is a partially exploded view of the dash panel assembly of FIG. 1;
FIG. 3 is an exploded view of the dash panel assembly of FIG. 1 in a primary driver's seat;
FIG. 4 is a schematic structural view of the steering tube mounting plate of FIG. 3;
FIG. 5 is a cross-sectional view of the dash panel assembly of FIG. 1 taken along plane A-A;
FIG. 6 is a comparison of a cross-sectional view of the dash panel assembly at plane A-A in two vehicle models;
FIG. 7 is a cross-sectional view of the dash panel assembly of FIG. 1 taken along plane B-B;
FIG. 8 is a schematic structural view of a cowl launder of the cowl assembly of FIG. 1;
FIG. 9 is an exploded view of the front wall launder of FIG. 8;
fig. 10 is a cross-sectional view of the cowl gutter of fig. 8 taken along plane C-C.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front, rear, outer and inner … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a front wall plate assembly, aiming at solving the problem that the impact strength of the front wall plate assembly is lost due to a production mode that a front wall plate is processed in a blocking mode and then combined. Fig. 1 is a schematic structural view of an embodiment of a dash panel assembly provided in the present invention, and fig. 2 to 10 are detailed views.
Referring to fig. 1 to 2, the cowl assembly includes a cowl main body structure 100, a cowl connecting structure 200, and a cowl reinforcing structure. Wherein, the dash main body structure 100 includes the dash main body 1, and the dash main body 1 is along controlling to extending the setting, and the dash connection structure 200 is connected in the week side of preceding dash main body for install in the automobile body installation face, dash panel additional strengthening connect dash connection structure 200 and automobile body installation face, and with dash enclose jointly between the dash connection structure 200 and close to be formed with the cavity region. In the present invention, a cavity region is formed between the cowl reinforcement structure and the cowl connecting structure 200, and the impact force is absorbed by the deformation of the cavity when the cavity is impacted, so that the impact strength of the cowl assembly is improved, and the impact safety performance is improved.
With further reference to fig. 1, 3 and 5, the dash panel connection structure 200 includes a dash panel lower connection plate 2 connected to the lower side of the dash panel main body 1, and a steering column mounting plate 3 disposed on the dash panel lower connection plate 2, the dash panel lower connection plate 2 extends in the left-right direction, a first notch is formed on the dash panel lower connection plate 2, and the steering column mounting plate 3 is covered at the first notch; the front wall plate reinforcing structure comprises a front wall plate left reinforcing beam 4 connected with a front wall plate lower connecting plate 2, the front wall plate left reinforcing beam 4 is located on the front wall surface of the front wall plate lower connecting plate 2, a first cavity 24 is formed between the front wall plate left reinforcing beam 4 and the front wall plate lower connecting plate 2, and the first cavity 24 is located below the steering column mounting plate 3.
Because the position of the lower surface of the left rear fixing support 28 of the subframe is unchanged during the platform design, when the dash main body structure 100 moves downwards, the sectional area obtained by cutting the first cavity 24 by the plane extending in the front-rear direction is reduced, and in order to ensure the collision performance of the dash main body structure 100 in a descending vehicle, it is required to ensure that the sectional area obtained by cutting any part of the first cavity 24 of the dash main body structure 100 in the front-rear direction by the plane extending in the front-rear direction meets the requirement of the minimum sectional area. The cowl left reinforcement beam 4 is arranged at the lower portion of the main driver's seat, and the up-and-down movement of the cowl main structure 100 is easily achieved. Referring to fig. 6, in different vehicle types, after the dash main body structure 100 moves up and down, the influence on the dash left reinforcing beam 4 is small, and the first cavity 24 can meet the requirement of the minimum sectional area only by fine adjustment. In addition, in this embodiment, the first cavity 24 is formed at the position, corresponding to the main driving seat, of the lower connecting plate 2 of the front wall plate, so that the structural strength below the front wall plate is enhanced, the impact force of the dispersed longitudinal beam is transmitted, and thus, the front part of the vehicle body is protected strongly.
Referring to fig. 3 and 5, the front cowl reinforcing structure further includes a left longitudinal beam rear upper connecting plate 5 and a left longitudinal beam rear lower connecting plate 6 which are mounted on the front wall surface of the front cowl lower connecting plate 2, and the left longitudinal beam rear upper connecting plate 5 and the left longitudinal beam rear lower connecting plate 6 are both extended in the left-right direction and are both disposed below the steering column mounting plate 3; wherein, the steering column mounting plate 3, the front wall lower connecting plate 2, the front wall left reinforcing beam 4 and the left longitudinal beam rear upper connecting plate 5 are at least partially overlapped. The lower side of the steering column mounting plate 3 is a weak place, a left longitudinal beam rear upper connecting plate 5 and a left longitudinal beam rear lower connecting plate 6 are arranged at the weak place, and furthermore, a fifth cavity is formed between the left longitudinal beam rear upper connecting plate 5 and the left longitudinal beam rear lower connecting plate 6 and the front wall plate left reinforcing beam 4, so that the strength below the steering column mounting plate 3 is enhanced.
In order to improve the strength of the dash panel assembly, preferably, in this embodiment, the steering column mounting plate 3, the dash panel lower connecting plate 2, the dash panel left reinforcing beam 4, and the left side member rear upper connecting plate 5 are connected by welding, a welding region of the steering column mounting plate 3 is located between the dash panel left reinforcing beam 4 and the left side member rear upper connecting plate 5, and at least a part of the welding region of the steering column mounting plate 3 is arranged in a zigzag manner. The overlapping condition of four plate parts of a front wall lower connecting plate 2, a front wall left reinforcing beam 4, a steering column mounting plate 3 and a left longitudinal beam rear upper connecting plate 5 exists at the lower end of the steering column mounting plate 3, the lower end of the steering column mounting plate 3 is subjected to zigzag processing for improving welding strength and welding reliability, and the welding position is guaranteed to be welded by three layers of metal plates, so that the welding strength and the reliability are improved.
As shown in fig. 4, the steering column mounting plate 3 is a groove-shaped arrangement protruding forward to form a steering column mounting cavity, the steering column mounting cavity is deep, the punch forming is easy to crack, and two corners at the bottom are subjected to corner cutting treatment, so that notches are formed in two sides of the bottom of the steering column mounting cavity, the punch forming property is improved, and the qualification rate of the whole part is improved.
Further, referring to fig. 1 and 7, a second notch is formed at the lower side of the dash panel lower connecting plate 2, the dash panel reinforcing structure further includes a center channel reinforcing beam 7 disposed at the second notch, the shape of the center channel reinforcing beam 7 is matched with the shape of the side edge of the second notch, the front end of the center channel reinforcing beam 7 is connected with the dash panel left reinforcing beam 4, and the rear end is connected with the dash panel lower connecting plate 2, so as to form a second cavity 27 above the second notch. Second cavity 27 has improved the structural strength of dash panel middle part below, and then improves the intensity of whole dash panel assembly.
In addition, the front wall panel reinforcing structure further comprises a front wall panel right reinforcing beam installed on the front wall surface of the front wall panel lower connecting plate 2, a third cavity is formed between the front wall panel right reinforcing beam and the front wall panel lower connecting plate 2 in a surrounding mode, and the front wall panel right reinforcing beam is used for corresponding to the copilot position. The third cavity has improved the structural strength of preceding bounding wall copilot department, and then has improved the intensity of whole preceding bounding wall assembly.
Preferably, the first cavity, the second cavity and the third cavity are arranged to communicate with each other. When the cavity structure is bigger, the influence of local deformation on the whole cavity structure is smaller, namely the resistance capability of the first cavity, the second cavity and the third cavity to the impact force after penetrating through is larger, so that the impact resistance capability of the front wall plate assembly is better, and the impact safety is improved.
Referring to fig. 8, the dash panel main structure 100 further includes a front wall gutter channel 9, the front wall gutter channel 9 extends in the left-right direction, and the front wall gutter channel 9 is installed at the upper end of the dash panel main body 1 and is configured to be matched with the shape of the upper side of the dash panel main body 1. Preceding bounding wall tye and preceding bounding wall body are general in different motorcycle types, in this embodiment, constitute preceding bounding wall major structure 100 and incorporate the platform storehouse with preceding bounding wall main part 1 and preceding bounding tye 9, directly draw the use when the design next time, improve design speed, reduce the error, shorten the research and development cycle.
Further, referring to fig. 9 and 10, the dash panel main structure 100 further includes a front wall gutter channel lower support plate 10, the front wall gutter channel lower support plate 10 is disposed at a front side of the front wall gutter channel 9 and is mounted on a front outer wall surface of the front wall gutter channel 9, and a fourth cavity 19 is defined between the front wall gutter channel 9 and the front wall gutter channel lower support plate 10. The cowl louver lower support plate 10 is common to different vehicle types, and therefore can be incorporated into the cowl main body structure 100, further reducing the design man-hours. And, enclose between the dash gutter channel 9 of preceding and the dash gutter channel lower backup pad 10 and close and form fourth cavity 19 to improve the structural strength near the dash gutter channel 9 of preceding, and then improve the collision security performance of dash panel assembly.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. A dash panel assembly, comprising:
the front coaming main body structure comprises a front coaming main body, and the front coaming main body extends in the left-right direction; and the number of the first and second groups,
a cowl panel connecting structure connected to a peripheral side of the cowl panel main body for mounting the cowl panel main body to a vehicle body mounting surface; and the number of the first and second groups,
the front wall plate reinforcing structure is used for connecting the front wall plate connecting structure and a vehicle body mounting surface and jointly encloses a cavity area with the front wall plate connecting structure;
the front wall plate connecting structure comprises a front wall plate lower connecting plate connected to the lower side of the front wall plate main body and a steering column mounting plate arranged on the front wall plate lower connecting plate, the front wall plate lower connecting plate extends leftwards and rightwards, a first notch is formed in the front wall plate lower connecting plate, and the steering column mounting plate is arranged at the first notch in a covering mode;
the front wall plate reinforcing structure comprises a front wall plate left reinforcing beam connected with the front wall plate lower connecting plate, the front wall plate left reinforcing beam is located on the front wall surface of the front wall plate lower connecting plate, a first cavity is formed between the front wall plate left reinforcing beam and the front wall plate lower connecting plate, and the first cavity is located below the steering column mounting plate.
2. The dash panel assembly according to claim 1, wherein the dash panel reinforcement structure further comprises a left side member rear upper connecting plate and a left side member rear lower connecting plate mounted on a front wall surface of the dash panel lower connecting plate, the left side member rear upper connecting plate and the left side member rear lower connecting plate both extending in the left-right direction and both disposed below the steering column mounting plate; wherein at least parts of the steering column mounting plate, the front wall lower connecting plate, the front wall left reinforcing beam and the left longitudinal beam rear upper connecting plate are arranged in an overlapping manner.
3. The cowl assembly as defined in claim 2, wherein the steering column mounting plate, the cowl bottom attachment plate, the cowl left reinforcing beam, and the left side member rear upper attachment plate are connected by welding, a weld zone of the steering column mounting plate is located between the cowl left reinforcing beam and the left side member rear upper attachment plate, and at least a portion of the weld zone of the steering column mounting plate is zigzag-shaped.
4. The dash panel assembly according to claim 1, wherein the steering column mounting plate is formed in a groove shape protruding forward to form a steering column mounting cavity, and the steering column mounting cavity is notched at both sides of the bottom thereof.
5. The cowl assembly as defined in claim 1, wherein the lower side of the cowl lower connecting plate is formed with a second notch;
the front wall panel reinforcing structure also comprises a central channel reinforcing beam arranged at the second notch, and the shape of the central channel reinforcing beam is matched with that of the side edge of the second notch;
the front end of the central channel reinforcing beam is connected with the left front wall reinforcing beam, and the rear end of the central channel reinforcing beam is connected with the lower front wall connecting plate, so that a second cavity is formed above the second notch.
6. The dash panel assembly according to claim 5, wherein the dash panel reinforcement structure further comprises a dash panel right reinforcement beam mounted on the front wall surface of the dash panel lower connecting plate, and a third cavity is defined between the dash panel right reinforcement beam and the dash panel lower connecting plate, and the dash panel right reinforcement beam is configured to correspond to a passenger compartment.
7. The dash panel assembly according to claim 6, wherein the first, second and third cavities are disposed through one another.
8. The cowl assembly as defined in claim 1, wherein the cowl main body structure further includes a cowl gutter extending in a left-right direction, the cowl gutter being installed at an upper end of the cowl main body and being adapted to a shape of an upper side of the cowl main body.
9. The cowl assembly as defined in claim 8, wherein the cowl main body structure further includes a cowl launder lower support plate, the cowl launder lower support plate being disposed at a front side of the cowl launder and being mounted to a front outer wall surface of the cowl launder, and a fourth cavity being defined between the cowl launder and the cowl launder lower support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011088041.2A CN112141222B (en) | 2020-10-10 | 2020-10-10 | Front wall assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011088041.2A CN112141222B (en) | 2020-10-10 | 2020-10-10 | Front wall assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112141222A CN112141222A (en) | 2020-12-29 |
| CN112141222B true CN112141222B (en) | 2021-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011088041.2A Active CN112141222B (en) | 2020-10-10 | 2020-10-10 | Front wall assembly |
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| CN (1) | CN112141222B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113386880B (en) * | 2021-06-29 | 2022-04-01 | 上汽通用五菱汽车股份有限公司 | Front suspension mounting structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100783858B1 (en) * | 2006-07-25 | 2007-12-10 | 현대자동차주식회사 | A cowl side and front pillar reinforcement structure of car |
| CN203211393U (en) * | 2013-02-22 | 2013-09-25 | 浙江吉利汽车研究院有限公司杭州分公司 | Automobile front mold reinforcement structure |
| CN205168473U (en) * | 2015-11-18 | 2016-04-20 | 北京汽车股份有限公司 | Brake pedal mounting panel structure and car |
| CN205365756U (en) * | 2015-12-21 | 2016-07-06 | 广州汽车集团股份有限公司 | Enclose structure before car |
| CN205345070U (en) * | 2015-12-31 | 2016-06-29 | 广州汽车集团股份有限公司 | Enclose system that encloses before reinforcing plate and car before car |
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| CN112141222A (en) | 2020-12-29 |
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