CN220924284U - Floor and vehicle - Google Patents

Abstract

The utility model discloses a floor and a vehicle, the floor comprises: the seat beam is positioned between the front beam and the rear beam, and the threshold beam connecting plate is connected between the end part of the front beam, the end part of the seat beam and the end part of the rear beam, and is integrally formed with the front beam, the seat beam and the rear beam; wherein, at least one of threshold roof beam connecting plate, front cross beam, seat crossbeam and rear cross beam is provided with the battery package mounting point to make the battery package pass through the battery package mounting point and install in the floor. Through with front beam, rear beam, seat crossbeam and threshold roof beam connecting plate integrated into one piece, set up the structural strength that can promote the bottom plate like this to can promote the crashproof ability on floor, and then can promote the security performance of vehicle, set up the battery package mounting point on front beam, seat crossbeam and the rear beam, thereby be convenient for the installation of battery package and protection battery package, and then can prolong the life of battery package.

Description

Floor and vehicle

Technical Field

The utility model relates to the technical field of vehicles, in particular to a floor and a vehicle.

Background

At present, the floor of automobile body comprises a plurality of parts, and every part is more scattered, can cause the technology complicacy that every part was connected like this, still can cause the required area of production floor too big to can increase production cycle, the battery package installation space below the floor is little moreover, thereby can restrict the increase of vehicle electricity storage capacity, and the battery package is poor with the structural strength that the automobile body is connected, thereby can reduce the security performance of vehicle.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, an object of the present utility model is to propose a floor panel that can improve the overall structural strength, thus improving the safety and comfort of the vehicle.

The utility model further proposes a vehicle.

The floor according to the utility model comprises: the seat beam is positioned between the front beam and the rear beam, the threshold beam connecting plate is connected between the end part of the front beam, the end part of the seat beam and the end part of the rear beam, and the threshold beam connecting plate, the front beam, the seat beam and the rear beam are integrally formed; wherein, threshold roof beam connecting plate, front cross beam seat cross beam and at least one of rear cross beam is provided with the battery package mounting point, so that the battery package passes through the battery package mounting point install in the floor.

According to the floor disclosed by the utility model, the front cross beam, the rear cross beam and the seat cross beam are arranged at intervals, the threshold beam connecting plates are positioned at the two ends of the front cross beam, the rear cross beam and the seat cross beam, and the front cross beam, the rear cross beam, the seat cross beam and the threshold beam connecting plates are integrally formed, so that the structural strength of the bottom plate can be improved, the anti-collision capability of the floor can be improved, the safety performance of a vehicle can be further improved, and the battery pack mounting points are arranged on the front cross beam, the seat cross beam and the rear cross beam, so that the battery pack is conveniently mounted and protected, and the service life of the battery pack can be further prolonged.

In some examples of the utility model, the floor further comprises: the front longitudinal beams are respectively connected between the front cross beam and the seat cross beam and are arranged at intervals in the transverse direction, the front longitudinal beams are respectively integrated with the front cross beam and the seat cross beam, the rear longitudinal beams are connected between the seat cross beam and the rear cross beam, and the rear longitudinal beams are respectively integrated with the seat cross beam and the rear cross beam.

In some examples of the utility model, the front cross member includes: the beam comprises a straight beam section and an inclined beam section, wherein the inclined beam section is distributed at two ends of the straight beam section, the inner end of the inclined beam section is connected with the end of the straight beam section, the inclined beam section extends obliquely towards the rear relative to the straight beam section, and the outer end of the inclined beam section is connected with the front end of the threshold beam connecting plate.

In some examples of the utility model, one of the plurality of front side rails is connected between a midpoint of the front cross member and a midpoint of the seat cross member to form a front-to-center tunnel; the rear longitudinal beam is connected between the midpoint of the seat cross beam and the midpoint of the rear cross beam to form a rear middle channel.

In some examples of the utility model, the floor further comprises: the reinforcing beam is connected between the threshold beam connecting plate and the rear longitudinal beam and is positioned between the seat beam and the rear transverse beam, and the reinforcing beam is respectively integrally formed with the threshold beam connecting plate and the rear longitudinal beam.

In some examples of the utility model, the floor further comprises: the front plate body is connected between the front cross beam and the seat cross beam, the front plate body is also connected between the adjacent front longitudinal beams or between the adjacent front longitudinal beams and the threshold beam connecting plates, the rear plate body is arranged at intervals in the transverse direction, the rear plate body is connected between the seat cross beam and the rear cross beam, and the rear plate body is also connected between the adjacent rear longitudinal beams and the threshold beam connecting plates.

In some examples of the present utility model, the front cross member, the seat cross member, the front side member, and the rocker connecting plate each protrude upward from the front panel body to form an upwardly-opening front groove; the rear cross beam, the seat cross beam, the rear longitudinal beam and the threshold beam connecting plate are all upwards protruded out of the rear plate body so as to form a rear groove with an upward opening.

In some examples of the present utility model, the front side members are separated by front hollowed-out holes between the front cross member, the seat cross member, and the rocker beam connecting plate, and the rear cross member is separated by rear hollowed-out holes between the seat cross member, the rear side member, and the rocker beam connecting plate; at least one bottom surface of the front cross beam, the seat cross beam, the rear cross beam, the front longitudinal beam and the rear longitudinal beam is provided with a reinforcing rib.

In some examples of the utility model, a front flange is formed on a front edge of the front cross member, and the front flange is used for sealing fit with a front edge of the battery pack; the rear edge of the rear cross beam is provided with a rear flanging which is used for being matched with the rear edge of the battery pack in a sealing way; the seat beam is integrally formed with a plurality of seat mounting portions, and the seat mounting portions are distributed at intervals.

The vehicle according to the present utility model includes: the floor as described above.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a first angular configuration schematic of a floor according to an embodiment of the utility model;

FIG. 2 is a second angular structural schematic view of a floor according to an embodiment of the utility model;

FIG. 3 is a cross-sectional view of the front end of a floor panel according to an embodiment of the utility model;

FIG. 4 is a schematic view of a partial structure of a floor panel according to an embodiment of the utility model;

FIG. 5 is a schematic illustration of a frontal collision force transfer;

fig. 6 is a schematic side impact force transfer diagram.

Reference numerals:

1. a floor;

2. A front cross member; 21. front flanging; 22. a straight beam section; 23. a sloping section; 3. a rear cross member; 4. a seat cross member; 5. a threshold beam connecting plate; 6. a front side member; 7. a rear side member; 8. a reinforcing beam; 9. a front plate body; 10. a rear plate body; 11. a front groove; 12. a rear groove; 13. reinforcing ribs; 14. a seat mounting portion; 15. a front middle channel; 16. a rear middle channel; 17. and a battery pack.

Detailed Description

Embodiments of the present utility model will be described in detail below, by way of example with reference to the accompanying drawings.

A floor panel 1 according to an embodiment of the present utility model, which floor panel 1 is applied to a vehicle, will be described below with reference to fig. 1 to 6. The floor 1 is, for example, a front floor in a vehicle.

As shown in fig. 1 to 6, a floor panel 1 according to the present utility model includes: the seat beam 4 is positioned between the front beam 2 and the rear beam 3, the threshold beam connecting plate 5 is connected between the end part of the front beam 2, the end part of the seat beam 4 and the end part of the rear beam 3, and the threshold beam connecting plate 5, the front beam 2, the seat beam 4 and the rear beam 3 are integrally formed; wherein at least one of the threshold beam connecting plate 5, the front cross member 2, the seat cross member 4 and the rear cross member 3 is provided with a battery pack mounting point so that the battery pack 17 is mounted to the floor panel 1 through the battery pack 17 mounting point.

It is to be understood that the front beam 2, the rear beam 3, the seat beam 4 and the threshold beam connecting plate 5 form the main structure of the floor 1, the front beam 2, the seat beam 4 and the rear beam 3 are arranged along the left-right direction, the front beam 2, the seat beam 4 and the rear beam 3 are arranged at intervals in the front-rear direction, the threshold beam connecting plate 5 is connected with the left-right ends of the front beam 2, the rear beam 3 and the seat beam 4, the threshold beam connecting plate 5, so that the front beam 2, the seat beam 4 and the threshold beam connecting plate 5 are integrally formed, the front beam 2, the seat beam 4 and the threshold beam connecting plate 5 can form a force transmission area, impact force generated after the vehicle is impacted is transmitted through the force transmission area on the floor 1, and battery pack mounting points are arranged on the threshold beam connecting plate 5, the front beam 2, the seat beam 4 and the rear beam 3, so that the battery pack 17 is conveniently mounted below the threshold beam connecting plate 5, the front beam 2, the seat beam 4 and the rear beam 3, the threshold beam 17 can be used for protecting the battery pack 17, and the battery pack 17 can be further prolonged.

From this, through setting up front crossbeam 2, rear crossbeam 3 and seat crossbeam 4 interval, threshold roof beam connecting plate 5 are located front crossbeam 2, rear crossbeam 3 and seat crossbeam 4's both ends, and front crossbeam 2, rear crossbeam 3, seat crossbeam 4 and threshold roof beam connecting plate 5 integrated into one piece in addition, set up the structural strength that can promote the bottom plate like this, thereby can promote the crashproof ability of floor 1, and then can promote the security performance of vehicle, set up the battery package mounting point on front crossbeam 2, seat crossbeam 4 and the rear crossbeam 3, thereby be convenient for the installation of battery package 17 and protect battery package 17, and then can prolong the life of battery package 17.

Further, as shown in fig. 1 and 2, the floor panel 1 further includes: the front longitudinal beams 6 and the rear longitudinal beams 7 are respectively connected between the front cross beam 2 and the seat cross beam 4 and are arranged at intervals in the transverse direction, the front longitudinal beams 6 are respectively integrated with the front cross beam 2 and the seat cross beam 4, the rear longitudinal beams 7 are connected between the seat cross beam 4 and the rear cross beam 3, and the rear longitudinal beams 7 are respectively integrated with the seat cross beam 4 and the rear cross beam 3. That is, the front cross member 2, the seat cross member 4 and the rear cross member 3 are disposed in the left-right direction, and the front cross member 2, the seat cross member 4 and the rear cross member 3 are disposed at intervals in the front-rear direction, so that the front-rear ends of the plurality of front side members 6 are respectively connected with the front cross member 2 and the seat cross member 4, the front-rear ends of the rear side member 7 are respectively connected with the seat cross member 4 and the rear cross member 3, the threshold beam connecting plate 5 is connected with the left-right ends of the front cross member 2, the rear cross member 3 and the seat cross member 4, so that the front cross member 2, the seat cross member 4, the plurality of front side members 6 and the threshold beam connecting plate 5 form one force transmission area, and the seat cross member 4, the rear cross member 3, the rear side member 7 and the threshold beam connecting plate 5 form another force transmission area, so that the impact force generated after the vehicle is impacted is transmitted through the two force transmission areas on the floor 1, so that the structural strength of the floor 1 can be improved, and the safety performance of the vehicle can be improved.

For example, the force transmission areas formed by the front cross member 2, the seat cross member 4, the plurality of front side members 6 and the threshold beam connecting plate 5 and the force transmission areas formed by the seat cross member 4, the rear cross member 3, the rear side member 7 and the threshold beam connecting plate 5 form an umbrella shape, the force transmission areas formed by the front cross member 2, the seat cross member 4, the plurality of front side members 6 and the threshold beam connecting plate 5 form an umbrella-shaped head, the force transmission areas formed by the seat cross member 4, the rear cross member 3, the rear side member 7 and the threshold beam connecting plate 5 form an umbrella-shaped bottom, when the front side of the vehicle is impacted, the impact force is dispersed to the plurality of front side members 6 and the threshold beam connecting plate 5 through the front cross member 2, the impact force is transmitted to the rear side member 7 and the rear cross member 3 through the plurality of front side members 6, so that the front anti-collision performance of the vehicle can be improved, and vice versa, and when the left side of the vehicle is impacted, the impact force is dispersed to the front side anti-collision performance of the vehicle through the left side threshold beam connecting plate 5 to the front side of the vehicle, the seat cross member 4 and the rear cross member 3, and vice versa.

As shown in fig. 1, the front cross member 2 includes: the beam comprises a straight beam section 22 and inclined beam sections 23, wherein the inclined beam sections 23 are distributed at two ends of the straight beam section 22, the inner ends of the inclined beam sections 23 are connected with the ends of the straight beam section 22, the inclined beam sections 23 extend obliquely towards the rear direction relative to the straight beam section 22, and the outer ends of the inclined beam sections 23 are connected with the front ends of the threshold beam connecting plates 5. It will be appreciated that, in other words, the front ends of the front side members 6 are connected to the straight beam section 22, and the front side members 6 located on the left and right sides are connected to the junction of the diagonal beam section 23 and the straight beam section 22, respectively, so that after the front side of the vehicle is crashed, the impact force is transferred to the front side members 6 through the junction of the diagonal beam section 23 and the straight beam section 22, thereby improving the crashworthiness of the junction of the diagonal beam section 23 and the straight beam section 22, and further improving the front crashworthiness of the vehicle.

Wherein, as shown in fig. 1, one of the plurality of front side members 6 is connected between the midpoint of the front cross member 2 and the midpoint of the seat cross member 4, so that a front center tunnel 15 can be constructed; the rear side member 7 is connected between the midpoint of the seat cross member 4 and the midpoint of the rear cross member 3 so that a rear center tunnel 16 can be formed. That is, the front side members 6 in the middle are respectively connected to the midpoints of the front cross member 2 and the seat cross member 4 in the front-rear direction, so that the front side members 6 in the middle can be made to form the front middle channel 15, and the rear side members 7 are respectively connected to the midpoints of the rear cross member 3 and the seat cross member 4 in the front-rear direction, so that the rear side members 7 can be made to form the rear middle channel 16, and the front middle channel 15 and the rear middle channel 16 are connected, so that the impact force on the front and rear sides of the floor panel 1 can be transmitted through the front middle channel 15 and the rear middle channel 16, and the safety performance of the vehicle can be improved.

In addition, as shown in fig. 1 and 2, the floor panel 1 further includes: the reinforcing cross beam 8 is connected between the threshold beam connecting plate 5 and the rear longitudinal beam 7 and is positioned between the seat cross beam 4 and the rear cross beam 3, and the reinforcing cross beam 8 is respectively integrally formed with the threshold beam connecting plate 5 and the rear cross beam 3. It will be appreciated that the left and right ends of the reinforcement beam 8 are respectively connected with the threshold beam connecting plates 5, and the reinforcement beam 8 is located on the seat beam 4 and the rear beam 3, so that the reinforcement beam 8 and the seat beam 4 and the rear beam 3 also form a force transmission area, thereby further improving the structural strength of the floor 1 by the reinforcement beam 8, and further improving the safety of the vehicle.

Further, as shown in fig. 1 and 2, the floor panel 1 further includes: the front plate body 9 is connected between the front cross beam 2 and the seat cross beam 4, the front plate body 9 is also connected between the adjacent front longitudinal beams 6 or between the adjacent front longitudinal beams 6 and the threshold beam connecting plate 5, the rear plate body 10 is laterally arranged at intervals, the rear plate body 10 is connected between the seat cross beam 4 and the rear cross beam 3, and the rear plate body 10 is also connected between the adjacent rear longitudinal beams 7 and the threshold beam connecting plate 5. That is, the plurality of front plate bodies 9 are disposed at intervals in the left-right direction, the plurality of rear plate bodies 10 are disposed at intervals in the front-rear left-right direction, the front-rear sides of the plurality of front plate bodies 9 are respectively connected with the front cross member 2 and the seat cross member 4, the left-right sides of the plurality of front plate bodies 9 are respectively connected with the plurality of front side members 6, one side of the front plate bodies 9 close to the threshold beam connecting plate 5 is connected with the threshold beam connecting plate 5, the opposite side is connected with the front side member 6, the front-rear sides of the plurality of rear plate bodies 10 are respectively connected with the seat cross member 4 and the rear cross member 3, and the front-rear sides of the plurality of rear plate bodies 10 are respectively connected with the threshold beam connecting plate 5 or the rear side member 7, whereby the structural strength of the floor 1 can be further improved.

Wherein, as shown in fig. 1 and 4, the front cross member 2, the seat cross member 4, the front side member 6 and the rocker connecting plate 5 are all protruded upward from the front plate body 9, so that a front groove 11 opened upward can be formed; the rear cross member 3, the seat cross member 4, the rear side member 7 and the rocker connecting plate 5 are all protruded upward from the rear plate body 10, so that a rear groove 12 opened upward can be formed. It will be appreciated that the front cross member 2, the seat cross member 4, the front side member 6 and the threshold beam connecting plate 5 are upwardly protruded with respect to the front plate body 9, and the rear cross member 3, the seat cross member 4, the rear side member 7 and the threshold beam connecting plate 5 are upwardly protruded with respect to the rear plate body 10, so that the space below the floor 1 can be enlarged by the arrangement, thereby realizing a lightweight design, and a larger battery pack 17 can be installed in the space, thereby improving the electric power storage capacity of the vehicle and the cruising duration of the vehicle.

In particular, as shown in fig. 1 and 2, the front side members 6 are divided into a plurality of front hollow holes between the front cross member 2, the seat cross member 4, and the rocker connecting plate 5, the rear cross member 3 is divided into a plurality of rear hollow holes between the seat cross member 4, the rear side member 7, and the rocker connecting plate 5, and the front cross member 2, the seat cross member 4, the rear cross member 3, the front side member 6, the rear side member 7, and the rocker connecting plate 5 are integrally formed, so that the integrated floor 1 can be formed. That is, the plurality of front hollow holes are located between the front cross member 2, the seat cross member 4 and the threshold beam connecting plate 5 of the plurality of front longitudinal members 6, and the plurality of front hollow holes are separately provided, and the plurality of rear hollow holes are located between the seat cross member 4, the rear longitudinal member 7 and the threshold beam connecting plate 5 of the plurality of rear longitudinal members 3, and the plurality of rear hollow holes are separately provided, so that the light weight design of the bottom plate can be realized, and further the cost can be saved, and the front cross member 2, the seat cross member 4, the rear cross member 3, the front longitudinal member 6, the rear longitudinal member 7 and the threshold beam connecting plate 5 are integrally formed, so that the floor 1 can be highly integrated by the design, thereby saving the space occupied by the production and manufacturing and improving the production efficiency, and further saving the cost.

In addition, as shown in fig. 3, the front edge of the front cross member 2 is formed with a front flange 21, and the front flange 21 is adapted to be in sealing engagement with the front edge of the battery pack 17; the rear edge of the rear cross member 3 is formed with a rear flange for sealing engagement with the rear edge of the battery pack 17. That is, the front flange 21 is folded downward with respect to the front side edge of the front cross member 2, so that the front flange 21 is in sealing engagement with the front edge of the battery pack 17, and likewise, the rear flange is folded downward with respect to the rear side edge of the rear cross member 3, so that the rear flange is in sealing engagement with the rear edge of the battery pack 17, and the battery pack 17 is connected with the lower edge of the door sill beam connecting plate 5, so that the front cross member 2, the rear cross member 3, the seat cross member 4, the door sill beam connecting plate 5, the plurality of front side members 6, the rear side members 7, the plurality of front plate bodies 9, the plurality of rear plate bodies 10 and the battery pack 17 can be integrally connected, and thus the overall structural strength of the floor panel 1 can be improved.

Optionally, as shown in fig. 4, at least one bottom surface of the front cross member 2, the seat cross member 4, the rear cross member 3, the front side member 6 and the rear side member 7 is provided with a reinforcing rib 13, so that the overall structural strength of the floor panel 1 can be further improved, and the safety performance of the vehicle can be further improved.

In addition, as shown in fig. 1, the seat cross member 4 is integrally formed with a plurality of seat attachment portions 14, and the plurality of seat attachment portions 14 are spaced apart from each other. It will be appreciated that the plurality of seat mounting portions 14 are provided at regular intervals on the seat cross member 4, and this arrangement makes it possible to mount the seat on the seat cross member 4 without adding parts, thereby making it possible to promote integration of the floor panel 1.

According to an embodiment of the present utility model, a vehicle includes: in the floor 1 of the above embodiment, the front cross beam 2, the rear cross beam 3, the seat cross beam 4, the threshold beam connecting plate 5, the front longitudinal beams 6 and the rear longitudinal beams 7 are connected in a crisscross manner, so that a plurality of force transmission channels can be formed, and the safety performance of the vehicle can be improved.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the utility model, a "first feature" or "second feature" may include one or more of such features. In the description of the present utility model, "plurality" means two or more. In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween. In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A floor panel, comprising:

A front cross member (2);

a rear cross member (3);

A seat cross beam (4), the seat cross beam (4) being located between the front cross beam (2) and the rear cross beam (3);

The threshold beam connecting plate (5), the threshold beam connecting plate (5) is connected between the end part of the front cross beam (2), the end part of the seat cross beam (4) and the end part of the rear cross beam (3), and the threshold beam connecting plate (5), the front cross beam (2), the seat cross beam (4) and the rear cross beam (3) are integrally formed;

wherein at least one of the threshold beam connecting plate (5), the front cross beam (2), the seat cross beam (4) and the rear cross beam (3) is provided with a battery pack mounting point, so that a battery pack (17) is mounted on the floor through the battery pack mounting point.

2. The floor of claim 1, further comprising:

The front longitudinal beams (6) are respectively connected between the front cross beam (2) and the seat cross beam (4) and are arranged at intervals in the transverse direction, and the front longitudinal beams (6) are respectively integrally formed with the front cross beam (2) and the seat cross beam (4);

The rear longitudinal beam (7), rear longitudinal beam (7) connect in between seat crossbeam (4) with rear cross beam (3), rear longitudinal beam (7) respectively with seat crossbeam (4) with rear cross beam (3) integrated into one piece.

3. -Floor according to claim 2, characterized in that said front cross-member (2) comprises: straight beam section (22) and sloping section (23), sloping section (23) distribute in the both ends of straight beam section (22), the inner of sloping section (23) with the end connection of straight beam section (22) just sloping section (23) are relative straight beam section (22) slope towards the rear extends, the outer end of sloping section (23) with the front end of threshold roof beam connecting plate (5) is connected.

4. -Floor panel according to claim 2, characterized in that one of the front longitudinal beams (6) is connected between the midpoint of the front cross beam (2) and the midpoint of the seat cross beam (4) in order to constitute a front-middle channel (15);

The rear longitudinal beam (7) is connected between the midpoint of the seat cross beam (4) and the midpoint of the rear cross beam (3) to form a rear middle channel (16).

5. The floor of claim 2, further comprising:

The reinforcing beam (8), reinforcing beam (8) connect in between threshold roof beam connecting plate (5) with back longeron (7) and be located seat crossbeam (4) with between back crossbeam (3), reinforcing beam (8) respectively with threshold roof beam connecting plate (5) with back longeron (7) integrated into one piece.

6. The floor of claim 2, further comprising:

A plurality of front plate bodies (9), wherein the plurality of front plate bodies (9) are arranged at intervals in the transverse direction, the front plate bodies (9) are connected between the front cross beam (2) and the seat cross beam (4), and the front plate bodies (9) are also connected between the adjacent front longitudinal beams (6) or between the adjacent front longitudinal beams (6) and the threshold beam connecting plates (5);

The rear plate body (10) is arranged at intervals in the transverse direction, the rear plate body (10) is connected between the seat cross beam (4) and the rear cross beam (3), and the rear plate body (10) is also connected between the adjacent rear longitudinal beam (7) and the threshold beam connecting plate (5).

7. -Floor according to claim 6, characterized in that the front cross member (2), the seat cross member (4), the front longitudinal member (6) and the threshold beam connecting plate (5) each protrude upwards from the front panel body (9) so as to form a front recess (11) which is open upwards;

The rear cross beam (3), the seat cross beam (4), the rear longitudinal beam (7) and the threshold beam connecting plate (5) are all upwards protruded out of the rear plate body (10) so as to form a rear groove (12) with an upward opening.

8. -Floor panel according to claim 2, characterized in that a plurality of front longitudinal beams (6) divide a plurality of front hollow holes between the front cross beam (2), the seat cross beam (4) and the threshold beam connecting plate (5), and that the rear cross beam (3) divide a plurality of rear hollow holes between the seat cross beam (4), the rear longitudinal beam (7) and the threshold beam connecting plate (5); and/or

At least one bottom surface of the front cross beam (2), the seat cross beam (4), the rear cross beam (3), the front longitudinal beam (6) and the rear longitudinal beam (7) is provided with a reinforcing rib (13).

9. -Floor according to claim 1, characterized in that the front edge of the front cross-member (2) is formed with a front flange (21), which front flange (21) is intended to be in sealing engagement with the front edge of the battery pack (17); and/or

The rear edge of the rear cross beam (3) is provided with a rear flanging which is used for being matched with the rear edge of the battery pack (17) in a sealing way; and/or

The seat cross beam (4) is integrally formed with a plurality of seat mounting portions (14), and the plurality of seat mounting portions (14) are distributed at intervals.

10. A vehicle, characterized by comprising: the floor (1) of any one of claims 1-9.