CN209258261U - Rear floor structure and vehicle - Google Patents
Rear floor structure and vehicle Download PDFInfo
- Publication number
- CN209258261U CN209258261U CN201822240771.4U CN201822240771U CN209258261U CN 209258261 U CN209258261 U CN 209258261U CN 201822240771 U CN201822240771 U CN 201822240771U CN 209258261 U CN209258261 U CN 209258261U
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- rear floor
- floor structure
- front beam
- flange
- stripe board
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Abstract
The utility model relates to the fields of body platform, provide a kind of rear floor structure and vehicle, wherein, the rear floor structure includes rear floor body, front beam, stringer component, the transverse ends of the front beam are connected to the stringer component, the front beam includes body part and upper lateral flange and lower flange positioned at body part two sides, the body part includes stepped plate portion, first stripe board portion, second stripe board portion, the upper lateral flange, the lower flange, second stripe board portion is welded to connect the floor body after described respectively and forms three pass force crossly channels, it is provided with the reinforcing rib being laterally extended in the stepped plate portion and forms a pass force crossly channel.In rear floor structure described in the utility model, the link position setting of front beam and rear floor body can fully absorb the collision from side, reduce whole deflection, protect the middle part of rear floor structure there are four the pass force crossly channel being laterally extended.
Description
Technical field
The utility model relates to the technical field of body structure, in particular to a kind of rear floor structure and vehicle.
Background technique
The rear floor structure of vehicle is the floor panel structure under back seat, and rear floor structure includes rear floor and is arranged rear
The front beam of ground prelaminar part, front beam can connect in stringer component, and battery pack can be set in front beam position in rear foreboard.
When vehicle is by collision from side, the lateral transport effect of rear floor and front beam position to collision energy
Undesirable, the region insufficient rigidity at front beam both ends easily deforms crumple, and rear passenger is taken space and is extruded, passenger
Invade and injure vulnerable to metal plate, be additionally provided on battery pack compressive deformation in the middle part of front beam and be easy Fire explosion, passenger safety by
To threat.
Utility model content
In view of this, the utility model is directed to a kind of rear floor structure, side is resisted to solve rear floor structure front
The problem of to collision impact scarce capacity.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of rear floor structure, wherein the rear floor structure includes rear floor body, the setting floor body after described
Underside of forward front beam, be arranged in it is described after floor body transverse ends stringer component, laterally the two of the front beam
End is connected to the stringer component, and the front beam includes body part and the upper lateral flange positioned at the body part two sides
And lower flange, the body part include stepped plate portion, the first stripe board between the stepped plate portion and upper lateral flange
Portion, the second stripe board portion between the stepped plate portion and the lower flange, the upper lateral flange, the lower rollover
Side, second stripe board portion are welded to connect the floor body after described respectively and form three pass force crossly channels, and described
Rank plate is provided with the reinforcing rib being laterally extended and forms a pass force crossly channel in portion.
Further, the end of the front beam is provided with the end flange group being fitted and connected on the inside of the stringer component
Part, the end flange component are integrally connected to second stripe board portion and the stepped plate portion.
Further, the stringer component includes the sill strip extended along the longitudinal direction and is arranged on the sill strip
Sill strip support plate, sill strip support plate deflection inwardly.
Further, the end flange component includes the connection strap and one for being integrally connected to second stripe board portion
It is connected to the end flange in the stepped plate portion, the connection strap and the end flange lap one another welding, and the company
Narrow bars and the end flange are fitted and connected in the sill strip support plate.
Further, shape between the connection strap, the end flange, second stripe board portion and the stepped plate portion
At weight reduction openings.
Further, the stringer component includes rear axle erection support and the company for being connected to the rear end of sill strip support plate
It is connected to the stringer ontology of rear axle erection support.
Further, the rear floor structure further includes longitudinal beam reinforcing plate, and the front end of the longitudinal beam reinforcing plate is connected to institute
Front beam is stated, the rear floor body is connected on the upside of the longitudinal beam reinforcing plate, the rear end of the longitudinal beam reinforcing plate is connected to
The rear axle erection support, the longitudinal beam reinforcing plate, the stringer component and the front beam surround energy-absorbing frame.
Further, the front of the rear floor body is connected with front and back floor connecting plate.
Further, the middle part of the front beam is recessed forms battery pack mounting groove upwards.
Compared with the existing technology, rear floor structure described in the utility model has the advantage that
In rear floor structure described in the utility model, there are four horizontal for the link position setting of front beam and rear floor body
To the pass force crossly channel of extension, the collision from side can be fully absorbed, reduces whole deflection, floor after protection
The middle part of structure.
The another object of the utility model is to propose a kind of vehicle, to solve rear floor structure front resistance side collision
The problem of impact capacity deficiency.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of vehicle, wherein the vehicle is equipped with rear floor structure described in above scheme.
Possessed advantage is identical compared with the existing technology with above-mentioned rear floor structure for the vehicle, and details are not described herein.
Other features and advantages of the utility model will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The exemplary embodiment and its explanation of type are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 is the bottom view of rear floor structure described in the utility model embodiment；
Fig. 2 is the enlarged drawing of part A in Fig. 1；
Fig. 3 is the perspective view of rear floor structure described in the utility model embodiment；
Fig. 4 is the enlarged drawing of part B in Fig. 3.
Description of symbols:
Floor body after 1-, 2- front beam, 3- sill strip, 4- sill strip support plate, 5- longitudinal beam reinforcing plate, the installation of 6- rear axle
Support, 7- stringer ontology, the front and back 8- floor connecting plate, 21- stepped plate portion, the upper lateral flange of 22-, 23- lower flange, 24- first
Stripe board portion, the second stripe board of 25- portion, 26- reinforcing rib, the end 27- flange, 28- battery pack mounting groove, 29- connection strap.
Specific embodiment
It should be noted that in the absence of conflict, the spy in embodiment and embodiment in the utility model
Sign can be combined with each other.
The utility model is described in detail below with reference to the accompanying drawings and in conjunction with embodiment.
The utility model provides a kind of rear floor structure, wherein the rear floor structure includes rear floor body 1, sets
Set the stringer in the front beam 2 of the underside of forward of floor body 1 afterwards, the transverse ends that the rear floor body 1 is arranged in
Component, the transverse ends of the front beam 2 are connected to the stringer component, and the front beam 2 includes body part and position
Upper lateral flange 22 and lower flange 23 in the body part two sides, the body part include stepped plate portion 21, are located at described
The first stripe board portion 24 between rank plate portion 21 and upper lateral flange 22, be located at the stepped plate portion 21 and the lower flange 23 it
Between the second stripe board portion 25, the upper lateral flange 22, the lower flange 23, second stripe board portion, 25 company of being respectively welded
Be connected to it is described after floor body 1 and form three pass force crossly channels, be provided in the stepped plate portion 21 it is being laterally extended plus
Strengthening tendons 26 and formed a pass force crossly channel.
Rear floor structure is the floor panel structure under the back seat of vehicle, and front beam 2 is located at the front of rear floor body 1,
Stringer component is located at the transverse ends of rear floor body 1 and substantially extends along the longitudinal direction.Front beam 2 includes body part and ontology
Upper lateral flange 22 on the upside of portion and the lower flange on the downside of body part 23, body part include approximate horizontal stepped plate portion 21 and
Positioned at the first stripe board portion 24 and the second stripe board portion 25 of its two sides, the plate face in the first stripe board portion 24 and the second stripe board portion
25 plate face is approximately perpendicular to front-rear direction, and stepped plate portion 21, the first stripe board portion 24 and the second stripe board portion 25 substantially form
Step shape, so that whole impact resistance is improved, the especially collision along the entire length direction of front beam 2.
With reference to Fig. 3, the front end of rear floor body 1 is provided with the plate portion bent downward, which is approximately perpendicular to front and back
To can be to be matched with the body part of front beam 2.
With reference to Fig. 2, stepped plate portion 21, the first stripe board portion 24, lateral flange 22 and lower flange in the second stripe board portion 25
23 extend along the length direction of front beam 2, wherein upper lateral flange 22, lower flange 21, the company of welding, the second stripe board portion 25
It is connected to rear floor body 1, pad can be alternatively arranged along length direction, that is, transverse direction of front beam 2, to form three
A power transmission channel being laterally extended is provided with the reinforcing rib 26 extended transversely in stepped plate portion 21, is similarly formed and is laterally extended
Power transmission channel, when the stringer component is by side impact, impact force is transmitted to front beam 2, so as to along four pass
The transmitting of power channel, in the case where no increase number of parts, improves the intensity of front beam, this portion when reducing side collision
The deflection of position can protect the structure at middle part.
About the power transmission channel, wherein three power transmission channels by the pad between front beam 2 and rear floor body 1 come
Realize, i.e. three groups of pads arranged in transverse direction and form three power transmission channels, another power transmission channel passes through stepped plate
The formation of reinforcing rib 26 in portion 21, reinforcing rib 26 is the higher structure of intensity, can preferably absorb impact and be formed main
Force structure, that is, power transmission channel.With reference to Fig. 4, reinforcing rib 26 can be the structure similar to step being stamped and formed out.
Wherein, the end of the front beam 2 is provided with the end flange component being fitted and connected on the inside of the stringer component,
The end flange component is integrally connected to second stripe board portion 25 and the stepped plate portion 21.Front beam 2 passes through described
End flange component is connected to the inside of the stringer component, wherein the end flange component may include multiple flange knots
Structure, and it is integrally connected to the second stripe board portion 25 and stepped plate portion 21, the end flange component, the second stripe board portion 25, platform
Rank plate portion 21 is located substantially at three surfaces, so as to surround corner.Stringer can will be come from by the end flange component
The side impact of component is transmitted to front beam 2.
Wherein, the stringer component includes the sill strip 3 extended along the longitudinal direction and the door that is arranged on the sill strip 3
Sill beam support plate 4, the sill strip support plate 4 deflection inwardly.With reference to Fig. 1 and Fig. 3, sill strip 3 is located at rear floor body 1
Front both ends, sill strip support plate 4 extend back from sill strip 3, and laterally inwardly side (vehicle interior) of sill strip support plate 4
Deflection.
Specifically, the end flange component includes the connection strap 29 and one for being integrally connected to second stripe board portion 25
Body is connected to the end flange 27 in the stepped plate portion 21, and the connection strap 29 and the end flange 27 lap one another welding,
And the connection strap 29 is fitted and connected with the end flange 27 in the sill strip support plate 4.With reference to Fig. 4, connection strap 29
For one kind of flange, relative to 25 forward fold of the second stripe board portion, end flange 27 is turned under relative to stepped plate portion 21
Folding, connection strap 29 overlap with stepped plate portion 21, and the two is welded to one another connection.And connection strap 29 and end flange 27 are total
It is fitted and connected together in sill strip support plate 4, so as to receive from lateral collision.Connection strap 29 and end flange 27
Connection structure can realize that connection strap 29 and end flange 27 are welded to connect by itself, in this portion by punching press, bending technique
Position does not need drawing work, simplifies forming operation.
Particularly, the connection strap 29, the end flange 27, second stripe board portion 25 and the stepped plate portion 21
Between form weight reduction openings.With reference to Fig. 4, shape between connection strap 29, end flange 27, the second stripe board portion 25 and stepped plate portion 21
At notch, i.e. weight reduction openings, the weight of front beam 2 can be reduced, and can be occurred in the biggish situation of side impact power
Deformation, to absorb collision energy.
In addition, the stringer component includes rear axle erection support 6 and the connection for being connected to the rear end of sill strip support plate 4
In the stringer ontology 7 of rear axle erection support 6.With reference to Fig. 1 and Fig. 3, rear axle erection support 6 is connected to sill strip support plate 4, stringer
Ontology 7 is connected to rear axle erection support 6, the spacing phase since sill strip support plate 4 is oblique to inclination, between two stringer ontologies 7
It is smaller for the spacing of two sill strips 3.
In addition, the rear floor structure further includes longitudinal beam reinforcing plate 5, the front end of the longitudinal beam reinforcing plate 5 is connected to described
Front beam 2, the upside of the longitudinal beam reinforcing plate 5 are connected to the rear floor body 1, the rear end connection of the longitudinal beam reinforcing plate 5
In the rear axle erection support 6, the longitudinal beam reinforcing plate 5, the stringer component and the front beam 2 surround energy-absorbing frame.Ginseng
Fig. 3 is examined, the plate face of longitudinal beam reinforcing plate 5 is approximately perpendicular to transverse direction, and longitudinal beam reinforcing plate 5 is overlapped in front beam by turnup structure
2, rear floor body 1 and rear axle erection support 6, and longitudinal beam reinforcing plate 5 and front beam 2 and stringer component form the suction of triangle
Energy frame structure improves the ability of the resistance side impact of rear floor structure.
In addition, the front of floor body 1 is connected with front and back floor connecting plate 8 after described.With reference to Fig. 1 and Fig. 3, rear floor sheet
The front connection of body 1 is there are two front and back floor connecting plate 8, and two front and backs floor connecting plate 8 substantially extends in transverse direction and that
This interval.By front and back floor connecting plate 8, rear floor structure be can connect in preceding floor panel structure.
Wherein, the middle part of the front beam 2 is recessed upwards forms battery pack mounting groove 28.That is, battery pack is installed
The downside at 2 middle part of front beam is arranged in slot 28, can accommodate installation battery pack.The connection at 2 both ends of front beam and rear floor body 1
The ability of the resistance side impact of front beam 2 can be improved in structure (four power transmission channels), reduces collision deformation amount, protection middle part
Battery pack and car passenger.
In addition, the utility model additionally provides a kind of vehicle, wherein the vehicle is provided with described in above scheme rearly
Hardened structure.The rear floor structure can be set at the rear portion of vehicle, such as under back seat.
The foregoing is merely the better embodiments of the utility model, are not intended to limit the utility model, it is all
Within the spirit and principles of the utility model, it is practical new to should be included in this for any modification, equivalent replacement, improvement and so on
Within the protection scope of type.
Claims (10)
1. a kind of rear floor structure, which is characterized in that the rear floor structure includes rear floor body (1), is arranged after described
Stringer component of the front beam (2), setting of the underside of forward of floor body (1) in described rear floor body (1) transverse ends, institute
The transverse ends for stating front beam (2) are connected to the stringer component, and the front beam (2) includes body part and is located at institute
The upper lateral flange (22) and lower flange (23) of body part two sides are stated, the body part includes stepped plate portion (21), positioned at described
The first stripe board portion (24) between stepped plate portion (21) and upper lateral flange (22), be located at the stepped plate portion (21) and it is described under
The second stripe board portion (25) between lateral flange (23), the upper lateral flange (22), the lower flange (23), the Article 2
Shape plate portion (25), which is respectively welded, to be connected to the rear floor body (1) and forms three pass force crossly channels, the stepped plate portion
(21) it is provided with the reinforcing rib (26) being laterally extended on and forms a pass force crossly channel.
2. rear floor structure according to claim 1, which is characterized in that the end of the front beam (2) is provided with fitting
The end flange component being connected on the inside of the stringer component, the end flange component are integrally connected to second stripe board
Portion (25) and the stepped plate portion (21).
3. rear floor structure according to claim 2, which is characterized in that the stringer component includes extending along the longitudinal direction
Sill strip (3) and sill strip support plate (4) on the sill strip (3) is set, the sill strip support plate (4) is inwardly
Deflection.
4. rear floor structure according to claim 3, which is characterized in that the end flange component includes being integrally connected to
The connection strap (29) in second stripe board portion (25) and the end flange (27) for being integrally connected to the stepped plate portion (21), institute
It states connection strap (29) and the end flange (27) laps one another welding, and the connection strap (29) and the end flange
(27) it is fitted and connected in the sill strip support plate (4).
5. rear floor structure according to claim 4, which is characterized in that the connection strap (29), the end flange
(27), weight reduction openings are formed between second stripe board portion (25) and the stepped plate portion (21).
6. rear floor structure according to claim 4, which is characterized in that the stringer component includes being connected to sill strip branch
The rear axle erection support (6) of the rear end of fagging (4) and the stringer ontology (7) for being connected to rear axle erection support (6).
7. rear floor structure according to claim 6, which is characterized in that the rear floor structure further includes longitudinal beam reinforcing plate
(5), the front end of the longitudinal beam reinforcing plate (5) is connected to the front beam (2), is connected on the upside of the longitudinal beam reinforcing plate (5)
Floor body (1) after described, the rear end of the longitudinal beam reinforcing plate (5) are connected to the rear axle erection support (6), and the stringer adds
Strong plate (5), the stringer component and the front beam (2) surround energy-absorbing frame.
8. rear floor structure according to claim 1, which is characterized in that the front of floor body (1) is connected with after described
Front and back floor connecting plate (8).
9. rear floor structure according to claim 1, which is characterized in that the upward concave shape in middle part of the front beam (2)
At battery pack mounting groove (28).
10. a kind of vehicle, which is characterized in that the vehicle is provided with rearly hardened described in any one of claim 1-9
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822240771.4U CN209258261U (en) | 2018-12-28 | 2018-12-28 | Rear floor structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822240771.4U CN209258261U (en) | 2018-12-28 | 2018-12-28 | Rear floor structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209258261U true CN209258261U (en) | 2019-08-16 |
Family
ID=67566067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822240771.4U Active CN209258261U (en) | 2018-12-28 | 2018-12-28 | Rear floor structure and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209258261U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112874634A (en) * | 2021-03-28 | 2021-06-01 | 大运汽车股份有限公司 | Rear suspension mounting assembly structure |
-
2018
- 2018-12-28 CN CN201822240771.4U patent/CN209258261U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112874634A (en) * | 2021-03-28 | 2021-06-01 | 大运汽车股份有限公司 | Rear suspension mounting assembly structure |
| CN112874634B (en) * | 2021-03-28 | 2023-09-08 | 大运汽车股份有限公司 | Rear suspension mounting assembly structure |
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| GR01 | Patent grant |