CN104648483B - Cabin skeleton for vehicle and body structure with cabin skeleton and vehicle - Google Patents
Cabin skeleton for vehicle and body structure with cabin skeleton and vehicle Download PDFInfo
- Publication number
- CN104648483B CN104648483B CN201410829873.3A CN201410829873A CN104648483B CN 104648483 B CN104648483 B CN 104648483B CN 201410829873 A CN201410829873 A CN 201410829873A CN 104648483 B CN104648483 B CN 104648483B
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- longitudinal beam
- vehicle
- reinforcement structure
- right longitudinal
- girder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D23/00—Combined superstructure and frame, i.e. monocoque constructions
-
- 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 provides a cabin skeleton for a vehicle, a body structure with the cabin skeleton and the vehicle. The cabin skeleton for the vehicle comprises a left front longitudinal beam, a right front longitudinal beam, a front cross beam, a cowl assembly, a left front longitudinal beam strengthening structure and a right front longitudinal beam strengthening structure, wherein the left front longitudinal beam and the right front longitudinal beam are arranged at an interval along the horizontal direction of the vehicle; the front cross beam is fixedly connected with the front end of the left front longitudinal beam and the front end of the right front longitudinal beam respectively; the cowl assembly comprises a cowl lower cross beam, a cowl plate and a cowl upper cross beam, the cowl plate is fixed between the cowl lower cross beam and the cowl upper cross beam, and the back end of the left front longitudinal beam and the back end of the right front longitudinal beam are respectively fixed to the cowl lower cross beam; the lower end of the left front longitudinal beam strengthening structure is fixed on the front cross beam, and the upper end of the left front longitudinal beam strengthening structure is fixed on the cowl upper cross beam; the lower end of the right front longitudinal beam strengthening structure is fixed on the front cross beam, and the upper end of the right front longitudinal beam strengthening structure is fixed on the cowl upper cross beam. The cabin skeleton for the vehicle has the advantages of light weight, stable structure and high intensity.
Description
Technical field
The present invention relates to automotive field, in particular to a kind of cabin skeleton for vehicle, with the cabin skeleton
Body structure and the vehicle with the body structure.
Background technology
As " energy-conserving and environment-protective " have increasingly becomed the topic of extensive concern, lightweight is also widely applied to general-utility car neck
Domain, body of a motor car account for the 30% of automobile gross weight, and under no-load condition, about 70% oil consumption is used on tare.Therefore, car
Body lightens all of great advantage for the fuel economy of car load, wagon control stability, crashworthiness.But exploitation in the past
Vehicle, does not fully take into account lightweight, and cabin skeleton weight is big and does not have the bang path of impact force, is unfavorable for that impact force is smooth
By cabin skeleton pass to floor discharge impact force, there is room for improvement.
The content of the invention
In view of this, it is contemplated that proposing a kind of cabin skeleton for vehicle, to solve existing cabin skeleton weight
Big and structural unstable problem.
To reach above-mentioned purpose, the technical scheme is that what is be achieved in that：
A kind of cabin skeleton for vehicle, including：It is left front girder, front right longitudinal beam, front beam, front wall component, left front vertical
Beam reinforcement structure and front right longitudinal beam reinforcement structure.The left front girder and the front right longitudinal beam are set along the lateral separation of the vehicle
Put, the front beam is fixedly connected with the front end of the left front girder and the front end of the front right longitudinal beam respectively, the front wall group
Part includes front wall sill, front panel and front wall entablature, and the front panel is fixed on the front wall sill and the front wall
Between entablature, the rear end of the rear end of the left front girder and the front right longitudinal beam is individually secured to the front wall sill；Institute
The lower end for stating left front girder reinforcement structure is fixed on the front beam and upper end is fixed on the front wall entablature, the right side
The lower end of front longitudinal reinforcement structure is fixed on the front beam and upper end is fixed on the front wall entablature.
Further, the left front girder reinforcement structure is spaced with the front right longitudinal beam reinforcement structure in the cross direction and is set
Put.
Further, the left front girder reinforcement structure is be arranged in parallel with the front right longitudinal beam reinforcement structure.
Further, the left front girder reinforcement structure is more than described with the lateral separation of the front right longitudinal beam reinforcement structure
Lateral separation between left front girder and the front right longitudinal beam.
Further, the left front girder reinforcement structure is located at described left front vertical respectively with the front right longitudinal beam reinforcement structure
The outside of beam and the front right longitudinal beam.
Further, each in the left front girder reinforcement structure and the front right longitudinal beam reinforcement structure is configured to
Hollow box like structure.
Further, each in the left front girder reinforcement structure and the front right longitudinal beam reinforcement structure is all formed as
Arc.
Further, outer bend of the arc towards the vehicle.
Relative to prior art, the cabin skeleton for vehicle of the present invention has the advantage that：
The simple structure of cabin skeleton, realizes the lightweight of cabin skeleton.Left and right front longitudinal reinforcement structure, front panel with
And left and right front longitudinal respectively defines a stable triangular structure in vehicle right and left both sides, cabin skeleton entirety is not only increased
Rigidity and intensity, and loading force suffered by cabin and impact force can form the biography of smoothness by cabin skeleton triangular structure
Pull over road, realize cancelling out each other between power and power, that is, fractional load is unloaded.
Another object of the present invention is to propose a kind of body structure, the above-mentioned cabin skeleton for vehicle is provided with.
The body structure is had the advantage that identical relative to prior art with the above-mentioned cabin skeleton for vehicle,
Will not be described here.
A further object of the present invention is to propose a kind of vehicle, is provided with above-mentioned body structure.
The vehicle is had the advantage that identical relative to prior art with above-mentioned body structure, will not be described here.
Description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply example and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the dimensional structure diagram of the cabin skeleton for vehicle described in the embodiment of the present invention；
Fig. 2 is the front view of the cabin skeleton for vehicle described in the embodiment of the present invention；
Fig. 3 is the left view of the cabin skeleton for vehicle described in the embodiment of the present invention；
Fig. 4 is the top view of the cabin skeleton for vehicle described in the embodiment of the present invention；
Fig. 5 is the left front girder reinforcement structure and front right longitudinal beam reinforcement structure described in the embodiment of the present invention along line A-A
Sectional view.
Description of reference numerals：
100- cabin skeletons, 11- left front girders, 12- front right longitudinal beams, 21- left front girder reinforcement structures, 22- front right longitudinal beams
Reinforcement structure, lightening hole -221,3- front wall components, 31- front wall sills, 32- front panels, 33- front wall entablatures are horizontal before 4-
Beam, 5- left-right longeron connecting cross beams, 61- " U " type outside plate, 62- reinforcing plates.
Specific embodiment
It should be noted that in the case where not conflicting, the embodiment and the feature in embodiment in the present invention can phase
Mutually combine.
Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.Root is described in detail with reference first to Fig. 1-Fig. 5
According to the cabin skeleton 100 for vehicle of the embodiment of the present invention.As Figure 1-Figure 4, the cabin skeleton 100 for vehicle includes
Left front girder 11, front right longitudinal beam 12, front beam 4, front wall component 3 and left front girder reinforcement structure 21 strengthen knot with front right longitudinal beam
Structure 22.
With reference to shown in Fig. 1,12 being horizontally arranged at interval along vehicle of left front girder 11 and front right longitudinal beam, the vehicle it is horizontal
The namely left and right directions in the width of vehicle, i.e. Fig. 1, Fig. 2 and Fig. 4.
Front beam 4 can be fixedly connected with the front end of left front girder 11 and the front end of front right longitudinal beam 12 respectively, such as Fig. 1 institutes
Show, front beam 4 can extending laterally along vehicle, the left end of front beam 4 can be connected with the front end of left front girder 11, and front horizontal stroke
The right-hand member of beam 4 can be connected with the front end of left front girder 11.
Front wall component 3 includes front wall sill 31, front panel 32 and front wall entablature 33, and front panel 32 is fixed under front wall
Between crossbeam 31 and front wall entablature 33, as shown in figure 1, the upper end of front panel 32 is fixed on front wall entablature 33, front panel
32 lower end is fixed on front wall sill 31, and above-below direction is as shown in Figure 1-Figure 3.
The rear end of left front girder 11 and the rear end of front right longitudinal beam 12 are individually secured to front wall sill 31, and fore-and-aft direction is as schemed
1st, shown in Fig. 3 and Fig. 4, the rear end of wherein left front girder 11 is fixed to the left end of front wall sill 31, the rear end of front right longitudinal beam 11
It is fixed to the right-hand member of front wall sill 31.Wherein, front wall sill 31 is fixed with the lower end of front panel 32, so, such as Fig. 1 institutes
Show, the rear end of left front girder 11 and the lower end of front panel 32 can be fixed together by front wall sill 31.Left front girder
The lower end of reinforcement structure 21 is fixed on front beam 4, and the upper end of left front girder reinforcement structure 21 is fixed on front wall entablature 33
On, the lower end of front right longitudinal beam reinforcement structure 22 is fixed on front beam 4, and before the upper end of front right longitudinal beam reinforcement structure 22 is fixed on
Place on crossbeam 33.
As shown in figure 1, the lower end of left front girder reinforcement structure 21 is fixed on front beam 4, at the same front beam 4 also with it is left front
The front end connection of longeron 11, that is to say, that the lower end of left front girder reinforcement structure 21, the front end of left front girder 11 pass through front beam 4
Link together, and the method for connecting can select welding.
The upper end of left front girder reinforcement structure 21 is connected with front wall entablature 33, and front wall entablature 33 is connected with front panel 32
Connect, the method for connection can select welding.The connected mode at 22 two ends of front right longitudinal beam reinforcement structure can be strengthened tying with left front girder
The connected mode at 21 two ends of structure is identical.
As Figure 1-Figure 4, the simple structure of cabin skeleton 100, realizes the lightweight of cabin skeleton 100.Such as Fig. 1 and
Shown in Fig. 3, left front girder reinforcement structure 21, front panel 32 and left front girder 11 define stable three in vehicle left side
Angular structure, front right longitudinal beam reinforcement structure 22, front panel 32 and front right longitudinal beam 12 also form one in vehicle right side and stablize
Triangular structure, not only increase the rigidity and intensity of 100 entirety of cabin skeleton, and loading force suffered by cabin and impact force
The transmission loop of smoothness can be formed by the triangular structure of cabin skeleton 100, cancelling out each other between power and power is realized,
Namely fractional load is unloaded.
Body structure with above-mentioned cabin skeleton 100, it is lightweight, and stablize as cabin skeleton 100 defines two
Three-legged structure, so as to improve the strength and stiffness of body structure.
Vehicle with above-mentioned body structure, equally with lightweight, Stability Analysis of Structures, good intensity and good rigidity the characteristics of.
As a kind of preferred embodiment of cabin skeleton 100, as Figure 1-Figure 4, left front girder reinforcement structure 21 with
Can transversely be spaced apart from each other and be arrangeding in parallel in vehicle body of front right longitudinal beam reinforcement structure 22.Wherein, as shown in figure 1,
Left front girder reinforcement structure 21 can be more than left front girder 11 and front right longitudinal beam with the lateral separation of front right longitudinal beam reinforcement structure 22
Lateral separation between 12.
Further, as shown in figure 1, left front girder reinforcement structure 21 can be located at respectively with front right longitudinal beam reinforcement structure 22
The outside of left front girder 11 and front right longitudinal beam 12, left front girder reinforcement structure 21 may be located at the left side of left front girder 11, before the right side
Longeron reinforcement structure 22 may be located at the right side of front right longitudinal beam 12.Also, left front girder reinforcement structure 21 is strengthened with front right longitudinal beam
Structure 22 can be symmetrical arranged.
In view of the equilibrium of the attractive in appearance and stress of vehicle body, left front girder reinforcement structure 21 and front right longitudinal beam reinforcement structure 22
It is laterally spaced apart and be arranged in parallel and be conducive to while strengthen the intensity of the vehicle body left and right sides, and increase left front girder reinforcement structure
The two front longitudinal reinforcement structures in left and right are particularly separately positioned on by the horizontal spacing between 21 and front right longitudinal beam reinforcement structure 22
The outside of two front longitudinals in left and right, expands the transmission loop of power, equivalent to the intensity for enhancing whole cabin skeleton 100.
Further, as shown in figure 1, left-right longeron connecting cross beam 5 can be used between left front girder 11 and front right longitudinal beam 12
Connection, and then the effect of impact force transmission is lifted, wherein left-right longeron connecting cross beam 5 can be arranged in parallel with front beam 4 and edge
The fore-and-aft direction of vehicle is spaced apart.
Preferably, as shown in figure 5, each in left front girder reinforcement structure 21 and front right longitudinal beam reinforcement structure 22
To be configured to hollow box like structure, and can be welded by " U " type outside plate 61 and reinforcing plate 62, such as spot welding still may be used
To be oppositely arranged and be welded by two " U " type outside plates 61.Box like structure can improve the flat of loading force and impact force transmission
It is pliable, while improve the torsional rigidity of itself.Also, hollow box like structure reduce further left front girder reinforcement structure
21 and the weight of front right longitudinal beam reinforcement structure 22, realize lightweight.Further, in order to mitigate the weight of cabin skeleton 100,
Lightening hole 221 can be beaten in left front girder reinforcement structure 21 with front right longitudinal beam reinforcement structure 22.
Preferably, as shown in figures 1 and 3, left front girder reinforcement structure 21 and front right longitudinal beam reinforcement structure 22 are all configured to
Arc, that is to say, that left front girder reinforcement structure 21 can be configured to Curved beam with front right longitudinal beam reinforcement structure 22.Such as Fig. 1
With shown in Fig. 3, the arc can be to the outer bend of vehicle, and so, left front girder reinforcement structure 21 strengthens knot with front right longitudinal beam
Structure 22 can also support the sheet metal component of headstock part well.
As shown in figure 3, can be seen that Curved beam by the force analysis figure of cabin skeleton 100 can be by its carrying F point
Solve component Fz and X for Z-direction to component Fx, it is clear that Z-direction component Fz is less than original carrying F, so left front girder is strengthened
Structure 21 and front right longitudinal beam reinforcement structure 22 are configured to the Z direction strength that arc improves left front girder 11 and front right longitudinal beam 12.
In sum, before the simple structure of the cabin skeleton 100 of the embodiment of the present invention, left front girder reinforcement structure 21 and the right side
The program being connected with each other between longeron reinforcement structure 22 and miscellaneous part is also extremely easy, before left front girder reinforcement structure 21 and the right side
Longeron reinforcement structure 22 is spaced apart from each other and is abreast separately positioned on the outside of left front girder 11 and front right longitudinal beam 12, left front vertical
Beam reinforcement structure 21, left front girder 11 and front panel 32 these three parts on the left of vehicle body, before front right longitudinal beam reinforcement structure 22, the right side
Longeron 12 and these three parts of front panel 32 respectively form the triangular structure of a stable closure on the right side of vehicle body, define logical
Suitable power transmission loop, is conducive to the release of impact force and cancels out each other；Left front girder reinforcement structure 21 is tied with front right longitudinal beam
Structure 22 makes hollow box like structure, while lightening hole 221 is stamped in hollow box like structure, largely alleviates whole
The weight of individual cabin skeleton 100, improves the ride comfort of loading force and impact force transmission, moreover it is possible to lift left front girder reinforcement structure 21
With the torsional rigidity of front right longitudinal beam reinforcement structure 22；Left front girder reinforcement structure 21 is formed outwards with front right longitudinal beam reinforcement structure 22
Arc structure can also mitigate Z-direction loading force, it is various that the cabin skeleton 100 of the structure has lightweight, good rigidity, intensity good etc.
Advantage.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of cabin skeleton (100) for vehicle, it is characterised in that include：
Left front girder (11) and front right longitudinal beam (12), the left front girder (11) and the front right longitudinal beam (12) are along the vehicle
It is horizontally arranged at interval；
Front beam (4), the front beam (4) respectively with the front end of the left front girder (11) and the front right longitudinal beam (12) before
End is fixedly connected；
Front wall component (3), the front wall component (3) include：Front wall sill (31), front panel (32) and front wall entablature
(33), the front panel (32) is fixed between the front wall sill (31) and the front wall entablature (33), described left front
The rear end of longeron (11) and the rear end of the front right longitudinal beam (12) are individually secured to the front wall sill (31)；And
Left front girder reinforcement structure (21) and front right longitudinal beam reinforcement structure (22), the lower end of the left front girder reinforcement structure (21)
It is fixed on the front beam (4) and upper end is fixed on the front wall entablature (33), the front right longitudinal beam reinforcement structure
(22) lower end is fixed on the front beam (4) and upper end is fixed on the front wall entablature (33).
2. the cabin skeleton (100) for vehicle according to claim 1, it is characterised in that the left front girder is strengthened
Structure (21) and the front right longitudinal beam reinforcement structure (22) interval setting in the cross direction.
3. the cabin skeleton (100) for vehicle according to claim 2, it is characterised in that the left front girder is strengthened
Structure (21) is be arranged in parallel with the front right longitudinal beam reinforcement structure (22).
4. the cabin skeleton (100) for vehicle according to claim 1, it is characterised in that the left front girder is strengthened
Structure (21) is right front vertical with described more than the left front girder (11) with the lateral separation of the front right longitudinal beam reinforcement structure (22)
Lateral separation between beam (12).
5. the cabin skeleton (100) for vehicle according to claim 4, it is characterised in that the left front girder is strengthened
Structure (21) is located at the left front girder (11) and the front right longitudinal beam (12) respectively with the front right longitudinal beam reinforcement structure (22)
Outside.
6. the cabin skeleton (100) for vehicle according to claim 1, it is characterised in that the left front girder is strengthened
Each in structure (21) and the front right longitudinal beam reinforcement structure (22) is configured to hollow box like structure.
7. the cabin skeleton (100) for vehicle according to any one of claim 1-6, it is characterised in that the left side
Each in front longitudinal reinforcement structure (21) and the front right longitudinal beam reinforcement structure (22) is all formed as arc.
8. the cabin skeleton (100) for vehicle according to claim 7, it is characterised in that the arc is towards described
The outer bend of vehicle.
9. a kind of body structure, it is characterised in that the machine for vehicle being provided with according to any one of claim 1-8
Cabin skeleton (100).
10. a kind of vehicle, it is characterised in that be provided with body structure according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410829873.3A CN104648483B (en) | 2014-12-26 | 2014-12-26 | Cabin skeleton for vehicle and body structure with cabin skeleton and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410829873.3A CN104648483B (en) | 2014-12-26 | 2014-12-26 | Cabin skeleton for vehicle and body structure with cabin skeleton and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104648483A CN104648483A (en) | 2015-05-27 |
| CN104648483B true CN104648483B (en) | 2017-04-19 |
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ID=53240240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410829873.3A Active CN104648483B (en) | 2014-12-26 | 2014-12-26 | Cabin skeleton for vehicle and body structure with cabin skeleton and vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN104648483B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109204466B (en) * | 2017-06-30 | 2020-08-25 | 比亚迪股份有限公司 | Vehicle body structure and vehicle |
| CN109204544B (en) | 2017-06-30 | 2020-11-06 | 比亚迪股份有限公司 | Vehicle body structure and vehicle |
| CN109532434B (en) * | 2018-12-29 | 2023-12-12 | 威马智慧出行科技（上海）有限公司 | Electric back door inner plate |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997029005A1 (en) * | 1996-02-09 | 1997-08-14 | Toyota Jidosha Kabushiki Kaisha | Front structure of car body, and method of absorbing impact by means of the front structure |
| JP4196180B2 (en) * | 2003-04-09 | 2008-12-17 | 三菱自動車エンジニアリング株式会社 | Body structure |
| US7364225B2 (en) * | 2005-12-15 | 2008-04-29 | Mazda Motor Corporation | Vehicle body structure |
| JP5001608B2 (en) * | 2006-09-04 | 2012-08-15 | 本田技研工業株式会社 | Rear body structure |
| BR112012010801A2 (en) * | 2009-11-05 | 2016-03-29 | Honda Motor Co Ltd | vehicle body structure |
| DE102009058288A1 (en) * | 2009-12-14 | 2011-06-16 | GM Global Technology Operations LLC, ( n. d. Ges. d. Staates Delaware ), Detroit | Body for a motor vehicle |
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2014
- 2014-12-26 CN CN201410829873.3A patent/CN104648483B/en active Active
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