CN209719745U - Floor assembly before the under body of passenger car - Google Patents
Floor assembly before the under body of passenger car Download PDFInfo
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- CN209719745U CN209719745U CN201822238542.9U CN201822238542U CN209719745U CN 209719745 U CN209719745 U CN 209719745U CN 201822238542 U CN201822238542 U CN 201822238542U CN 209719745 U CN209719745 U CN 209719745U
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- floor
- centre gangway
- passenger car
- preceding floor
- under
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Abstract
The utility model provides floor assembly before a kind of under body for passenger car, comprising: preceding floor body；Centre gangway upper cover plate, before being covered on along the longitudinal center axis of passenger car on the centre gangway of floor body；Left and right threshold internal plate is located on the left and right sides of preceding floor body respectively along the width direction of passenger car；Front chair or so front beam and front chair or so rear cross beam perpendicular to centre gangway and are located at its two sides.Floor assembly before under body further include: stringer under preceding floor upper longitudinal beam and preceding floor deflects 30 degree to the centre gangway from preceding floor body and body dash board lap-joint along the longitudinal axis of passenger car, to form a battery arrangement space.The utility model meets battery arrangement space under the premise of meeting the collision performance requirement of EV vehicle.The utility model uses thermoforming material by part part, and steel plate material thickness is thinned, realizes the lightweight of vehicle body.
Description
Technical field
The utility model relates to the arrangements on preceding floor in passenger car field, more particularly, to a kind of getting off for passenger car
Floor assembly before body under body.
Background technique
In passenger car industrial circle, floor assembly is the important set of installation and support various parts before passenger car under body
At component, and before the under body of passenger car, floor assembly can also play the role of energy-absorbing and power transmission, therefore for the peace of vehicle
Full performance has strong influence.Before passenger car under body floor assembly generally by stringer assembly under floor body, left and right floor,
It is horizontal before and after rear cross beam assembly, copilot side seat before centre gangway stringer assembly, left and right threshold internal plate assembly, driver side seat
Beam assembly, center channel reinforcing plate assembly composition.But existing front floor structure of vehicle body to the battery arrangement space of EV vehicle not
Foot.
In addition, the preceding floor panel structure collision performance of part electric car vehicle is poor, it is not able to satisfy new CNCAP collision performance
It is required that.And it is done if product structure in the case where meeting collision performance requirement and battery arrangement space, will lead to body structure
Ratio it is heavier, lightweight coefficient difference.
Therefore, how one kind is provided and had not only been able to satisfy CNCAP collision performance requirement, but also battery arrangement space can be made sufficient, is
One tight demand of electric car design at present.
Utility model content
The main purpose of the utility model is to meet EV vehicle by providing floor assembly structure before a kind of under body
Collision performance meets battery arrangement space under the premise of requiring.
Another purpose of the utility model is that steel plate material thickness is thinned, is realized using thermoforming material by part part
The lightweight of vehicle body.
For this purpose, the utility model provides floor assembly before a kind of under body for passenger car, including
Preceding floor body；
Centre gangway upper cover plate, the centre gangway upper cover plate along the longitudinal center axis of passenger car be covered on it is described before
On the centre gangway of floor body；
Left and right threshold internal plate, the left and right threshold internal plate are located at the preceding floor sheet respectively along the width direction of passenger car
On the left and right sides of body；
Front chair or so front beam and front chair or so rear cross beam, after described front chair or so front beam and front chair or so
Beam vertical is in the centre gangway and is located at its two sides；
Wherein, floor assembly before the under body further include:
Preceding floor upper longitudinal beam；And
Stringer under preceding floor, stringer is from preceding floor body and body dash board under the preceding floor upper longitudinal beam and preceding floor
Lap-joint deflects 30 degree to the centre gangway along the longitudinal axis of passenger car, to form a battery arrangement space.
Preferably, when watching from the lower section of passenger car, stringer coincides with one another under the preceding floor upper longitudinal beam and preceding floor.
Preferably, the left and right threshold internal plate is made of thermoforming material.
Preferably, the preceding floor body has three-chip type structure.
Preferably, the centre gangway upper cover plate is configured to the form of bracket.
Preferably, floor assembly further includes centre gangway stringer before the under body, and the centre gangway stringer is along multiplying
It is located at the left and right downside of the centre gangway of the preceding floor body with the width direction of vehicle.
Preferably, described front chair or so front beam and front chair or so rear cross beam are configured to " H " type structure together.
Floor assembly before the under body of logical the utility model can achieve and save space, improve collision performance and lightweight
Effect
Detailed description of the invention
The above-mentioned and other purposes, feature, advantage and function of the utility model in order to better understand can refer to attached drawing
Shown in preferred embodiment.Identical appended drawing reference refers to identical component in attached drawing.Those skilled in the art should manage
Solution, attached drawing are intended to schematically illustrate preferred embodiments of the present invention, do not have any limit to the scope of the utility model
Production is used, and all parts are not necessarily drawn to scale in figure.
Fig. 1 be the prior art under body before floor assembly perspective view.
Fig. 2 is the perspective view of floor assembly before under body according to the present utility model.
Fig. 3 is the top view of floor assembly before under body according to the present utility model.
Fig. 4 is the bottom view of floor assembly before under body according to the present utility model.
Specific embodiment
Referring now to the drawings, specific embodiment of the present utility model is described in detail.As described herein is only basis
Preferred embodiments of the present invention, those skilled in the art can expect on the basis of the preferred embodiment can
Realize that the other modes of the utility model, the other modes equally fall into the scope of the utility model.It is specifically retouched below
In stating, term of directionality, such as "left", "right", "upper", "lower", "inner", "outside" etc., the direction with reference to described in attached drawing makes
With.The component of the embodiments of the present invention can be placed in a variety of different directions, and the term of directionality is for exemplary mesh
And not restrictive.
As Fig. 1 prior art under body before shown in floor assembly, floor assembly includes precedingly before prior art under body
Stringer and left and right threshold internal plate under plate ontology, centre gangway upper cover plate, preceding floor, as shown in Figure 1, the general under body of existing vehicle
Preceding floor assembly is without the preceding floor upper longitudinal beam in left and right, and stringer linear configuration in the longitudinal direction of the vehicle under preceding floor, this
Will be unable to arrange biggish battery pack below the preceding floor of sample, while threshold internal plate is thicker rolled products of ordinary high-strength steel plate, weight compared with
Weight.
In the following, with reference to floor assembly 10 before Fig. 2-4 detailed description under body according to the present utility model.As shown in Fig. 2, root
It include preceding floor body 1, centre gangway upper cover plate 2, preceding floor upper longitudinal beam according to floor assembly 10 before the under body of the utility model
3, the rear cross of stringer 5, centre gangway stringer 6, front chair or so front beam 7, front chair or so under left and right threshold internal plate 4, preceding floor
Beam 8.
Further, as shown in Fig. 2, centre gangway upper cover plate 2 is covered on precedingly along the longitudinal center axis of passenger car
On the centre gangway of plate ontology 1.Left and right threshold internal plate 3,4 is located at a left side for preceding floor body respectively along the width direction of passenger car
On right two sides.Front chair or so front beam 7 and front chair or so rear cross beam 8 is perpendicular to centre gangway and is located at its two sides.
According to the utility model, stringer 5 is from preceding floor and front panel lap-joint edge under preceding floor upper longitudinal beam 3 and preceding floor
Passenger car longitudinal axis to the centre gangway deflect 30 degree, enough battery cloth can be formed below preceding floor in this way
Between emptying, to meet the arrangement of high capacity cell, so as to meet the longer course continuation mileage of vehicle, while meeting newest touch
Hit star requirement.
As shown in Figures 3 and 4, when watching from the lower section of passenger car, stringer 5 weighs each other under preceding floor upper longitudinal beam 3 and preceding floor
It closes.Preceding floor upper longitudinal beam 3 forms corresponding bonding relation with stringer 5 under floor, forms closed cavity, to touch before enhancing, especially
It is the crash-worthiness that biasing is touched.
According to the utility model, left and right threshold internal plate 4 is made of thermoforming material.Using thermoforming material, threshold is improved
The intensity of cavity, to improve the crash-worthiness of head-on crash and side collision.
Alternative form according to the present utility model, preceding floor body 1 can use current structure, it is possible to have three pieces
Formula structure.It can be reinforced by increasing centre gangway upper cover plate 2 above centre gangway, also can be made several brackets.In addition, can
Centre gangway stringer is arranged, centre gangway stringer can also be cancelled.Further, front chair or so front beam 7 and front chair
Left and right rear cross beam 8 is configured to " H " type structure together.
In the present invention, floor body assembly before preceding floor body 1 is welded into first with centre gangway upper cover plate 2,
Be welded into sub-unit with front chair or so front beam 7 and front chair or so rear cross beam 8 again, then with preceding floor upper longitudinal beam 3 and preceding
Stringer 5 is welded into sub-unit under plate, and floor assembly before under body is finally welded into left and right threshold internal plate 5.
Floor assembly before the under body of logical the utility model can achieve and save space, improve collision performance and lightweight
Effect.
The above description of the numerous embodiments of the utility model is supplied to one of related fields for purposes of illustration
Those of ordinary skill.It is not intended to the utility model is exclusive or is confined to single disclosed embodiment.As described above, the above religion
The those of ordinary skill in field led is readily apparent that a variety of substitutions and modification of the utility model.Therefore, although having been described in detail
Some alternate embodiments, those of ordinary skill in the art are readily apparent that or relatively easily develop other embodiments.This is practical
Novel all substitutions, remodeling and the modification for being intended to include the utility model described herein, and fall into described above reality
With the other embodiments in novel spirit and scope.
Claims (7)
1. floor assembly before a kind of under body for passenger car, including
Preceding floor body；
Centre gangway upper cover plate, the centre gangway upper cover plate are covered on the preceding floor along the longitudinal center axis of passenger car
On the centre gangway of ontology；
Left and right threshold internal plate, the left and right threshold internal plate are located at the preceding floor body respectively along the width direction of passenger car
On the left and right sides；
Front chair or so front beam and front chair or so rear cross beam, described front chair or so front beam and front chair or so rear cross beam
Perpendicular to the centre gangway and it is located at its two sides；
It is characterized in that, floor assembly before the under body further include: preceding floor upper longitudinal beam；And stringer under preceding floor, wherein
Under the preceding floor upper longitudinal beam and preceding floor stringer from the preceding floor body and body dash board lap-joint along passenger car
Longitudinal axis to the centre gangway deflect 30 degree, thus formation one battery arrangement space.
2. floor assembly before under body according to claim 1, which is characterized in that when being watched from the lower section of passenger car,
Stringer coincides with one another under the preceding floor upper longitudinal beam and preceding floor.
3. floor assembly before under body according to claim 1, which is characterized in that the left and right threshold internal plate is by thermoforming
Material is made.
4. floor assembly before under body according to claim 1, which is characterized in that the preceding floor body has three-chip type
Structure.
5. floor assembly before under body according to claim 1, which is characterized in that the centre gangway upper cover plate is constructed
At the form of bracket.
6. floor assembly before under body according to claim 1, which is characterized in that floor assembly also wraps before the under body
Centre gangway stringer is included, the centre gangway stringer is logical along the center that the width direction of passenger car is located at the preceding floor body
The left and right downside in road.
7. floor assembly before under body according to claim 1, which is characterized in that described front chair or so front beam is with before
Seat or so rear cross beam is configured to " H " type structure together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822238542.9U CN209719745U (en) | 2018-12-28 | 2018-12-28 | Floor assembly before the under body of passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822238542.9U CN209719745U (en) | 2018-12-28 | 2018-12-28 | Floor assembly before the under body of passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209719745U true CN209719745U (en) | 2019-12-03 |
Family
ID=68678436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822238542.9U Active CN209719745U (en) | 2018-12-28 | 2018-12-28 | Floor assembly before the under body of passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209719745U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111469936A (en) * | 2020-04-26 | 2020-07-31 | 中航复合材料有限责任公司 | Composite front floor single bottom plate of passenger car and preparation method thereof |
-
2018
- 2018-12-28 CN CN201822238542.9U patent/CN209719745U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111469936A (en) * | 2020-04-26 | 2020-07-31 | 中航复合材料有限责任公司 | Composite front floor single bottom plate of passenger car and preparation method thereof |
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