CN209814104U - Preceding cabin shrouding connection structure - Google Patents
Preceding cabin shrouding connection structure Download PDFInfo
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- CN209814104U CN209814104U CN201920252937.6U CN201920252937U CN209814104U CN 209814104 U CN209814104 U CN 209814104U CN 201920252937 U CN201920252937 U CN 201920252937U CN 209814104 U CN209814104 U CN 209814104U
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- closing plate
- cabin
- forward nacelle
- nacelle
- shrouding
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Abstract
The utility model discloses a preceding cabin shrouding connection structure belongs to vehicle machinery technical field. Preceding cabin shrouding connection structure, preceding cabin shrouding connection structure is that the frame-type structure that surrounds the formation is connected gradually to reinforcing plate under longeron anterior segment assembly, front wheel casing anterior segment, preceding cabin shrouding structure, the A post and preceding enclosing the crossbeam assembly, and connection structure's bulk strength is better, does benefit to the transmission of cabin both sides atress simultaneously, and preceding cabin both sides torsional rigidity is better to cabin shrouding connection structure intensity is more weak before having solved traditional car, is unfavorable for the transmission of cabin both sides atress, and leads to the less technical problem of preceding cabin both sides torsional rigidity.
Description
Technical Field
The utility model relates to a vehicle machinery technical field, in particular to preceding cabin shrouding connection structure.
Background
The automobile front cabin sealing plate connecting structures are positioned on the left side and the right side of the front cabin, and play roles in mounting a fender, longitudinally reinforcing, improving the torsional rigidity of the front cabin and the like. The front cabin is a main structure of a vehicle body when the front cabin bears a frontal collision, and has the functions of fully absorbing collision energy, effectively dispersing and transmitting collision force through reasonable deformation, so that the purpose of protecting a passenger cabin is achieved. In addition, the front cabin also needs to have enough bending rigidity and good NVH performance.
However, the conventional automobile front cabin sealing plate is often short in length, the front end of the sealing plate leans against a front wheel casing front section reinforcing plate which is twisted in shape, narrow and long, and is connected with a longitudinal beam front section assembly, the structural strength is weak, the transmission of stress on two sides of the cabin is not facilitated, and the torsional rigidity of two sides of the front cabin is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of the prior art, the embodiment of the utility model provides a preceding cabin shrouding connection structure, connection structure's bulk strength is better, does benefit to the transmission of cabin both sides atress simultaneously, and preceding cabin both sides torsional rigidity is better to cabin shrouding connection structure intensity is more weak before having solved traditional car, is unfavorable for the transmission of cabin both sides atress, and leads to the less than technical problem of preceding cabin both sides torsional rigidity. The technical scheme is as follows:
the utility model provides a preceding cabin shrouding connection structure, preceding cabin shrouding connection structure connects gradually the frame rack structure who surrounds formation for longeron anterior segment assembly, front wheel casing anterior segment, preceding cabin shrouding structure, A post under reinforcing plate and preceding enclose the crossbeam assembly.
Preferably, the front cabin sealing plate connecting structure is a square frame structure formed by sequentially connecting the longitudinal beam front section assembly, the front wheel cover front section, the front cabin sealing plate structure, the lower a-pillar reinforcing plate and the front wall beam assembly, wherein the front wheel cover front section is vertically connected with the front cabin sealing plate structure, and the front wheel cover front section is vertically connected with the longitudinal beam front section assembly.
Preferably, the forward nacelle closing plate structure forward end is flush with the engine forward end, and/or the forward nacelle closing plate structure forward end is flush with the forward wheel casing forward end.
Preferably, energy absorption ribs are arranged in parallel in the first direction in front of the front cabin closing plate structure, in front of the front wheel cover front section and in front of the longitudinal beam front section assembly.
Preferably, all parts of the frame-type structure of the front cabin closing plate connecting structure are made of high-strength steel.
Preferably, the front nacelle closing plate structure is a cavity structure formed by a front nacelle closing plate and a front nacelle side reinforcing plate.
Preferably, the cavity structure of the front nacelle closing plate structure is formed by the front nacelle closing plate with an L-shaped cross section and the front nacelle side reinforcing plate with an L-shaped cross section, and a flange structure extending to the outside of the cavity structure is arranged at a joint of the front nacelle closing plate and the front nacelle side reinforcing plate.
Preferably, a connecting position of the front cabin closing plate and the front cabin side reinforcing plate on the flanging structure is provided with a pair of convex ribs.
Preferably, a front nacelle closing plate support is provided at a cavity structure end of the front nacelle closing plate structure between the front nacelle closing plate and the front nacelle side stiffener plate.
Preferably, the forward nacelle closing plate support is bowl-shaped.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
1. the front cabin sealing plate connecting structure with higher strength compared with the traditional structure is provided, meanwhile, the transmission of stress on two sides of the cabin is facilitated, and the torsional rigidity of two sides of the front cabin is better;
2. the cavity structure of the front engine room sealing plate structure is lengthened to be flush with the front end of the front wheel cover, the front wheel cover front section reinforcing plate is designed into a relatively regular and wide force transmission part, and the front wheel cover front section reinforcing plate is vertically connected with the front engine room sealing plate structure cavity structure and the longitudinal beam front section assembly, so that a high-strength square frame type front engine room sealing plate connecting structure is obtained, and the parts of the frame structure are made of high-strength steel, so that the torsional rigidity of two sides of the front engine room of the automobile is greatly improved;
3. the front ends of two sides of the engine room are respectively provided with a plurality of energy absorption ribs at the parallel position in the X direction, so that when the front part of the automobile is seriously impacted, the reinforcing beams at two sides of the engine room are collapsed at the appointed position and do not transmit the stress to the passenger room at the rear part, and the purpose of protecting passengers is achieved;
4. a longer cavity structure formed by the front cabin sealing plate and the front cabin side reinforcing plate corresponds to a longitudinal beam front section assembly beside, so that the strength of two sides of the cabin is greatly improved; meanwhile, the front end of the front cabin closing plate is almost flush with the front end of the engine, so that the engine can be protected from being damaged less when the vehicle collides;
5. in addition, the cavity structure is additionally provided with a flange structure, opposite convex ribs and the end part of the bowl-shaped front cabin sealing plate support is sealed, and the advantage of improving the torsional rigidity of the cavity structure is brought into full play.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a perspective view of a front cabin closing plate connection structure provided in an embodiment of the present invention;
fig. 2 is a front view of a front cabin closing plate connection structure provided in the embodiment of the present invention;
FIG. 3 is a schematic sectional view taken along A-A in FIG. 2;
fig. 4 is a top view of a front cabin closing plate connection structure provided in the embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view taken along line B-B of FIG. 4;
FIG. 6 is a schematic cross-sectional view taken along line C-C of FIG. 4;
fig. 7 is a side view of a front nacelle closing plate attachment structure provided in accordance with an embodiment of the present invention;
FIG. 8 is an enlarged view of the forward nacelle cover support of FIG. 7.
Description of reference numerals:
1-longitudinal beam front section assembly, 2-front wheel cover front section, 21-front wheel cover front section reinforcing plate, 3-front cabin sealing plate structure, 31-front cabin sealing plate, 32-front cabin side reinforcing plate, 4-A column lower reinforcing plate and 5-front enclosing beam assembly. 6-energy absorption ribs, 7-opposite convex ribs and 8-front cabin sealing plate supporting pieces.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following description will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that the descriptions of the present invention in the directions of "front", "back", "front", etc. are defined based on the relationship between the positions or positions shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or suggesting that the device must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection, electrical connection or communication connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment of the utility model provides a preceding cabin shrouding connection structure, through by longeron anterior segment assembly, preceding wheel casing anterior segment, preceding cabin shrouding structure, reinforcing plate under the A post and preceding enclose the frame rack structure that the crossbeam assembly connected gradually and surround the formation, a compare with traditional structure and have the preceding cabin shrouding connection structure of higher strength, do benefit to the transmission of cabin both sides atress simultaneously, and preceding cabin both sides torsional rigidity is better, but so this preceding cabin shrouding connection structure wide application is in the various vehicle fields that relate to preceding cabin shrouding connection structure.
The following describes in detail a front cabin sealing plate connection structure according to an embodiment of the present invention with reference to specific embodiments and drawings.
Fig. 1 is a perspective view of a front cabin closing plate connection structure provided by the embodiment of the present invention.
As shown in fig. 1, the embodiment of the utility model provides a preceding cabin shrouding connection structure connects gradually the frame-type structure who surrounds the formation for longeron anterior segment assembly 1, front wheel casing anterior segment 2, preceding cabin shrouding structure 3, A post under reinforcing plate 4 and preceding enclose crossbeam assembly 5. Compared with the traditional front cabin sealing plate connecting structure, the frame type structure with the structure has the advantages of high overall strength, contribution to stress transmission on two sides of the cabin and better torsional rigidity of two sides of the front cabin.
Preferably, preceding cabin shrouding connection structure connects gradually the square frame structure that forms for longeron anterior segment assembly 1, front wheel casing anterior segment 2, preceding cabin shrouding structure 3, reinforcing plate 4 under the A post and preceding enclosing crossbeam assembly 5, and wherein, front wheel casing anterior segment 2 is connected perpendicularly at the junction with preceding cabin shrouding structure 3, and front wheel casing anterior segment 2 is connected perpendicularly at the junction with longeron anterior segment assembly 1. This preceding cabin shrouding connection structure's frame-type structure kind all adopts high strength steel including longeron anterior segment assembly 1, front wheel casing anterior segment 2, reinforcing plate 4 under preceding cabin shrouding structure 3, the A post and preceding all spare parts that enclose crossbeam assembly 5.
Fig. 2 is a front view of the connection structure of the front cabin closing plate provided in the embodiment of the present invention. Fig. 3 is a schematic sectional view taken along a-a in fig. 2.
Preferably, as shown in fig. 2, the forward end of the forward nacelle closing plate structure 3 is flush with the forward end of the engine, and/or the forward end of the forward nacelle closing plate structure 3 is flush with the forward end of the forward wheel housing. Further, it is preferable that an energy absorbing rib 6 is provided in parallel to the first direction X axis in the front portion of the front nacelle cover structure 3, in the front portion of the front wheel house front section 2, and in the front portion of the longitudinal beam front section assembly 5. The front-rear direction (i.e., the direction along the X axis in fig. 2) is determined in accordance with the front-rear direction of the vehicle body from the front end to the rear end of the vehicle body for convenience of description.
Further, the front nacelle cover structure 3 is preferably a cavity structure formed by a front nacelle cover 31 and a front nacelle side reinforcement plate 32. Further preferably, as shown in fig. 3, the cavity structure of the front nacelle closing plate structure 3 is composed of a front nacelle closing plate 31 with an L-shaped cross section and a front nacelle side reinforcing plate 32 with an L-shaped cross section, and a flange structure extending to the outside of the cavity structure is provided at a junction of the front nacelle closing plate 31 and the front nacelle side reinforcing plate 32, the flange structure has a predetermined length, and the specific structural shape or the predetermined length of the flange structure can be determined according to actual needs, which is not particularly limited by the embodiment of the present invention.
Fig. 4 is a top view of the front cabin closing plate connection structure provided by the embodiment of the present invention. Fig. 5 is a schematic sectional view taken along line B-B in fig. 4. Fig. 6 is a schematic sectional view taken along line C-C of fig. 4. Fig. 7 is a side view of the front cabin closing plate connecting structure according to the embodiment of the present invention shown in fig. 4. FIG. 8 is an enlarged view of the forward nacelle cover support of FIG. 7.
As shown in fig. 4, a front wheel casing front section reinforcing plate 21 is further arranged on the front wheel casing front section 2, the cavity structure of the front engine room sealing plate structure 3 is lengthened to be flush with the front end of the front wheel casing, the front wheel casing front section reinforcing plate 21 is designed to be a regular and wide force transmission part, the front wheel casing front section reinforcing plate 21 and the cavity structure of the front engine room sealing plate structure 3 and the longitudinal beam front section assembly 1 are vertically connected, and therefore the square frame type front engine room sealing plate connecting structure is obtained. As shown in fig. 5, a plurality of opposing ribs 7 are provided at the connection positions of the front nacelle cover 31 and the front nacelle side reinforcing plate 32 in the flange structure at the connection position of the front nacelle cover 31 and the front nacelle side reinforcing plate 32. As shown in fig. 6, the front nacelle cover support 8 is provided between the front nacelle cover 31 and the front nacelle side stiffener 32 at the cavity end of the front nacelle cover structure 3, and serves to seal the cavity end of the front nacelle cover structure 3. As shown in fig. 7, the forward nacelle cover support 8 is bowl-shaped.
The front cabin closing plate connecting structure has the advantages that:
1. the cavity structure of the front engine room sealing plate structure 3 is lengthened to be flush with the front end of the front wheel cover, the front wheel cover front section reinforcing plate 21 is designed to be a relatively regular and wide force transmission part, and the front wheel cover front section reinforcing plate 21, the cavity structure of the front engine room sealing plate structure 3 and the longitudinal beam front section assembly 1 are vertically connected, so that a high-strength square frame type front engine room sealing plate connecting structure is obtained, and the parts of the frame structure are made of high-strength steel, so that the torsional rigidity of two sides of the front engine room of the automobile is greatly improved;
2. the front ends of two sides of the engine room are respectively provided with a plurality of energy absorption ribs at the parallel position in the X direction, so that when the front part of the automobile is seriously impacted, the reinforcing beams at two sides of the engine room are collapsed at the appointed position and do not transmit the stress to the passenger room at the rear part, and the purpose of protecting passengers is achieved;
3. the long cavity structure formed by the front cabin closing plate 31 and the front cabin side reinforcing plate 32 corresponds to the side longitudinal beam front section assembly 1, so that the strength of two sides of the cabin is greatly improved; meanwhile, the front end of the front cabin closing plate 31 is almost flush with the front end of the engine, so that the engine can be protected from being damaged less when the vehicle collides;
4. in addition, the cavity structure is additionally provided with a flange structure, opposite convex ribs and the end part of the bowl-shaped front cabin sealing plate support is sealed, and the advantage of improving the torsional rigidity of the cavity structure is brought into full play.
Above-mentioned all optional technical scheme can adopt arbitrary combination to form the optional embodiment of this utility model, and the repeated description is no longer given here.
While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the true scope of the embodiments of the present application.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Those not described in detail in this specification are within the skill of the art.
Claims (9)
1. The utility model provides a preceding cabin shrouding connection structure, its characterized in that, preceding cabin shrouding connection structure connects gradually the frame-type structure who surrounds the formation for longeron anterior segment assembly, front wheel casing anterior segment, preceding cabin shrouding structure, reinforcing plate under the A post and preceding enclosing the crossbeam assembly, preceding cabin shrouding connection structure is the square frame-type structure that longeron anterior segment assembly, front wheel casing anterior segment, preceding cabin shrouding structure, reinforcing plate under the A post and preceding enclosing the crossbeam assembly connect gradually the formation, wherein, the front wheel casing anterior segment with preceding cabin shrouding structure connects perpendicularly, the front wheel casing anterior segment with longeron anterior segment assembly connects perpendicularly.
2. The forward nacelle shrouding attachment structure according to claim 1, wherein the forward nacelle shrouding structure forward end is flush with the engine forward end and/or wherein the forward nacelle shrouding structure forward end is flush with the forward wheel housing forward end.
3. The forward nacelle closing plate attachment structure of claim 1, wherein an energy absorbing rib is provided in parallel in a first direction on a forward portion of the forward nacelle closing plate structure, on a forward portion of the forward wheel house forward section, and on a forward portion of the longitudinal beam forward section assembly.
4. The forward nacelle closing plate attachment structure of claim 1, wherein all of the frame-like structure components of the forward nacelle closing plate attachment structure are made of high strength steel.
5. The forward nacelle closing plate attachment structure of claim 1, wherein the forward nacelle closing plate structure is a cavity structure formed by a forward nacelle closing plate and a forward nacelle side stiffener.
6. The forward nacelle closing plate attachment structure according to claim 5, wherein the cavity structure of the forward nacelle closing plate structure is formed by the forward nacelle closing plate having an L-shaped cross section and the forward nacelle side reinforcement plate having an L-shaped cross section, and a flange structure extending outward of the cavity structure is provided at a junction of the forward nacelle closing plate and the forward nacelle side reinforcement plate.
7. The forward nacelle closing plate attachment structure of claim 6, wherein the flange structure is provided with opposing ribs at locations where the forward nacelle closing plate and the forward nacelle side stiffener plate are attached.
8. The forward nacelle closing plate attachment structure of any one of claims 5 to 7, wherein a forward nacelle closing plate support is provided at a cavity structure end of the forward nacelle closing plate structure between the forward nacelle closing plate and the forward nacelle side stiffener plate.
9. The forward nacelle closing plate attachment structure of claim 8, wherein the forward nacelle closing plate support is bowl-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252937.6U CN209814104U (en) | 2019-02-28 | 2019-02-28 | Preceding cabin shrouding connection structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252937.6U CN209814104U (en) | 2019-02-28 | 2019-02-28 | Preceding cabin shrouding connection structure |
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| CN209814104U true CN209814104U (en) | 2019-12-20 |
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| CN201920252937.6U Active CN209814104U (en) | 2019-02-28 | 2019-02-28 | Preceding cabin shrouding connection structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109823410A (en) * | 2019-02-28 | 2019-05-31 | 东风小康汽车有限公司重庆分公司 | A kind of forward engine room sealing plate connection structure |
| CN115257962A (en) * | 2022-06-30 | 2022-11-01 | 岚图汽车科技有限公司 | A preceding floor assembly and car for installing battery package |
-
2019
- 2019-02-28 CN CN201920252937.6U patent/CN209814104U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109823410A (en) * | 2019-02-28 | 2019-05-31 | 东风小康汽车有限公司重庆分公司 | A kind of forward engine room sealing plate connection structure |
| CN109823410B (en) * | 2019-02-28 | 2024-04-19 | 东风小康汽车有限公司重庆分公司 | Front engine room sealing plate connecting structure |
| CN115257962A (en) * | 2022-06-30 | 2022-11-01 | 岚图汽车科技有限公司 | A preceding floor assembly and car for installing battery package |
| CN115257962B (en) * | 2022-06-30 | 2023-11-03 | 岚图汽车科技有限公司 | Front floor assembly for installing battery pack and automobile |
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