CN115257965B

CN115257965B - Beam assembly, floor assembly and vehicle

Info

Publication number: CN115257965B
Application number: CN202210855802.5A
Authority: CN
Inventors: 于波涛; 陈道林; 梁磊; 侯春生; 周中彪; 刘其文
Original assignee: Lantu Automobile Technology Co Ltd
Current assignee: Lantu Automobile Technology Co Ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2023-06-06
Anticipated expiration: 2042-07-20
Also published as: CN115257965A

Abstract

The invention discloses a beam assembly, a floor assembly and a vehicle, which aim to solve the problem of low connection precision of a beam and a longitudinal beam; the connecting assembly is connected to at least one end of the beam body and comprises a longitudinal beam connecting piece and a beam connecting piece connected to the beam, the beam connecting piece is provided with a first connecting part, and the longitudinal beam connecting piece is provided with a second connecting part; the first connecting portion and the second connecting portion are at least partially overlapped and fixedly connected in the vertical direction. The beam assembly provided by the invention ensures that the beam body and the longitudinal beam are both positioned at the target height position, and ensures the connection precision of the beam body and the longitudinal beam; and the connecting assembly adopts split type beam connecting piece and longeron connecting piece to connect and can a large amount of saving the installation frock debugging time of crossbeam and longeron, improves installation effectiveness.

Description

Beam assembly, floor assembly and vehicle

Technical Field

The invention belongs to the technical field of automobile beams, and particularly relates to a beam assembly, a floor assembly and a vehicle.

Background

The cross beam of the automobile is generally manufactured by adopting a roll forming process, wherein the roll forming process refers to forming a beam piece by adopting the principle of roll extrusion by depending on the plastic movement characteristic of metal, and then cutting off two ends to form a roll-pressed beam. After cutting off the two ends, the end parts of the cross beam can rebound, thereby influencing the connection precision of the cross beam and the longitudinal beam.

Disclosure of Invention

In order to solve the technical problems, the invention provides the cross beam assembly, the floor assembly and the vehicle, so that the cross beam body and the longitudinal beam are positioned at the target height position, and the connection precision of the cross beam body and the longitudinal beam is ensured; and the connecting assembly adopts split type beam connecting piece and longeron connecting piece to connect and can a large amount of saving the installation frock debugging time of crossbeam and longeron, improves installation effectiveness.

The technical scheme of the invention is as follows:

in a first aspect, the present invention provides a beam assembly comprising:

the beam body is a roll pressing beam;

the connecting assembly is connected to at least one end of the beam body and comprises a longitudinal beam connecting piece and a beam connecting piece connected to the beam, the beam connecting piece is provided with a first connecting part, and the longitudinal beam connecting piece is provided with a second connecting part;

the first connecting portion and the second connecting portion are at least partially overlapped and fixedly connected in the vertical direction.

In some embodiments, the beam connecting piece comprises a beam connecting portion connected with the first connecting portion and used for being connected with the seat beam, and a reinforcing portion is arranged at a position where the beam connecting portion is connected with the first connecting portion.

In some embodiments, the reinforcement is a bead; the first connecting portion is provided with an inner cavity enclosed by the convex ribs and an exhaust rib communicated with the outside.

In some embodiments, the stringer attachment includes a stringer attachment portion connecting the second connection for attachment to the stringer; the beam connecting part and the first connecting part are of an integrated structure, and the longitudinal beam connecting part and the second connecting part are of an integrated structure.

In some embodiments, the beam assembly comprises:

the first seat support is of a height-adjustable structure, and is arranged at the end part of the beam body and close to the connecting component;

and the at least one second seat bracket is connected to the middle part of the beam body.

In some embodiments, the first seat support comprises a first support connected to the beam body and a second support for connecting a seat, the second support is provided with a support cavity with an opening, the first support extends into the support cavity along the vertical direction, and the inner wall of the support cavity is at least partially overlapped and fixed with the first support.

In some embodiments, the first support and the second support each comprise a support plate and a plurality of mounting plates connected to the support plate, an outer side of the plurality of mounting plates of the first support being connected to an inner side of the plurality of mounting plates of the second support;

the support plate of the first support piece is provided with a first connecting piece for connecting a second connecting piece, and the support plate of the second support piece is provided with a connecting hole for the second connecting piece to extend into.

In some embodiments, the beam body has a top portion and a side portion adjacent to the top portion, the first support is provided with an adjusting portion and a pressing portion in contact with the top portion, and the adjusting portion has a gap with the side portion along a direction perpendicular to the seat beam axis direction.

In a second aspect, the present invention provides a floor assembly comprising:

the beam assembly;

the two longitudinal beams are respectively connected with the connecting component of the cross beam assembly;

and the floor is connected with the cross beam assembly and the longitudinal beam.

In a third aspect, the invention provides a vehicle comprising the floor assembly as described above.

The beneficial effects of the invention at least comprise:

the beam assembly provided by the invention comprises a beam body and a connecting assembly, wherein the beam body is a roll-pressing beam; the connecting assembly is connected to at least one end of the beam body and comprises a longitudinal beam connecting piece and a beam connecting piece connected to the beam, the beam connecting piece is provided with a first connecting part, and the longitudinal beam connecting piece is provided with a second connecting part; the first connecting portion and the second connecting portion are at least partially overlapped and fixedly connected in the vertical direction. When the longitudinal beam and the transverse beam are installed, the transverse beam connecting piece is connected to the transverse beam body, the longitudinal beam connecting piece is connected to the longitudinal beam, then the first connecting part is connected with the second connecting part, and as the positions of the first connecting part and the second connecting part are opposite and at least partially overlapped along the vertical direction, if the transverse beam body is deformed upwards, the height of the first connecting part is slightly higher than that of the second connecting part, if the transverse beam body is deformed downwards, the height of the first connecting part is slightly lower than that of the second connecting part, in the two cases, the first connecting part and the second connecting part are overlapped along the vertical direction, and then the overlapped parts of the first connecting part and the second connecting part are welded and connected through welding, so that the transverse beam body and the longitudinal beam are both positioned at the target height position, and the connection precision of the transverse beam body and the longitudinal beam is ensured; and the connecting assembly adopts split type beam connecting piece and longeron connecting piece to connect and can a large amount of saving the installation frock debugging time of crossbeam and longeron, improves installation effectiveness.

Drawings

Fig. 1 shows a schematic structural diagram of a beam assembly according to a first embodiment.

Fig. 2 shows a schematic structural view of another beam assembly according to the first embodiment.

Fig. 3 shows a top view of the beam assembly of fig. 1.

FIG. 4 is a schematic structural view of the connection of the cross member assembly to the stringers.

Fig. 5 shows a cross-sectional view of the connection assembly of fig. 1.

Fig. 6 shows another cross-sectional view of the connection assembly of fig. 1.

Fig. 7 shows a cross-sectional view of the connection assembly of fig. 1 at the exhaust bead.

Fig. 8 shows an exploded view of the first seat support of fig. 1.

Fig. 9 shows an exploded view of the first seat support of fig. 1.

FIG. 10 shows a partial top view of FIG. 2

Fig. 11 shows a cross-sectional view of the first support and the cross beam.

Fig. 12 shows a schematic structural view of a floor assembly of the second embodiment.

Fig. 13 shows a schematic partial structure of the floor assembly of the second embodiment.

Reference numerals illustrate:

1000-floor assembly; 100-a beam body, 110-a second flanging; 200-floor; 300-stringers;

400-connection assembly, 410-beam connection, 411-first connection, 411 a-exhaust rib, 412-beam connection; 420-stringer connection, 421-second connection, 422-stringer connection, 430-reinforcement;

500-a first seat support, 510-a first support, 511-a support plate of the first support, 512-a mounting plate of the first support, 513-a first flange, 514-a pressing part, 515-an adjusting part, 516-a first connecting piece, 520-a second support, 521-a support cavity, 522-a support plate of the second support, 522 a-a connecting hole, 523-a mounting plate of the second support;

600-a second seat support; 700-middle channel; 800-third support.

Detailed Description

In order to make the technical solution more clearly understood by those skilled in the art, the following detailed description is made with reference to the accompanying drawings.

The roll-formed cross beam is formed into a beam piece by adopting the principle of rolling extrusion according to the plastic movement characteristic of metal, and then two ends of the beam piece are cut off to form the roll-pressed beam. After the two ends are cut off, the end parts of the cross beams rebound to generate upward or downward deformation to form arc beams; the cross beam is used for mounting the seat, so that the target height of the cross beam is determined, and when the end of the cross beam is deformed upwards, the end of the cross beam is higher than the longitudinal beam; when the end of the cross beam is deformed downward, the height of the end of the cross beam is lower than that of the side beam, and therefore, both the deformations affect the connection accuracy of the cross beam and the side beam connection.

In order to solve the technical problems, embodiments of the present application provide a beam assembly, a floor assembly and a vehicle.

Example 1

The embodiment of the application provides a crossbeam assembly, this crossbeam assembly becomes syllogic, and the centre is the crossbeam body of roll-in processing, and both ends are vertical direction adjustable coupling assembling, and the crossbeam body is connected with coupling assembling, has guaranteed to arrange the longeron of target height and the connection of crossbeam body in to guaranteed the connection precision between crossbeam assembly and the longeron.

Referring to fig. 1 to 13, a beam assembly provided in an embodiment of the present application includes a beam body 100 and a connection assembly 400, where the beam body 100 is a roller beam; the connecting assembly 400 is connected to at least one end of the beam body 100, the connecting assembly 400 includes a beam connecting member 420 and a beam connecting member 410 connected to the beam, the beam connecting member 410 is provided with a first connecting portion 411, and the beam connecting member 420 is provided with a second connecting portion 421; wherein, in the vertical direction, the first connection portion 411 and the second connection portion 421 are at least partially overlapped and fixedly connected.

When the longitudinal beam 300 and the cross beam are installed, the cross beam connecting piece 410 is connected to the cross beam body 100, the longitudinal beam connecting piece 420 is connected to the longitudinal beam 300, and then the first connecting part 411 is connected with the second connecting part 421, because the positions of the first connecting part 411 and the second connecting part 421 are opposite and at least partially overlapped along the vertical direction, if the cross beam body 100 deforms upwards, the height of the first connecting part 411 is slightly higher than that of the second connecting part 421, if the cross beam body 100 deforms downwards, the height of the first connecting part 411 is slightly lower than that of the second connecting part 421, in both cases, the first connecting part 411 and the second connecting part 421 are overlapped in the vertical direction, and then the overlapped parts of the first connecting part 411 and the second connecting part 421 are welded and connected through welding, so that the cross beam body 100 and the longitudinal beam 300 are both positioned at the target height position, and the connection precision of the cross beam body 100 and the longitudinal beam 300 is ensured; and the connecting assembly 400400 adopts the split type beam connecting piece 410 and the longitudinal beam connecting piece 420 to connect, so that the installation tool debugging time of the beam 100 and the longitudinal beam 300 can be greatly saved, and the installation efficiency is improved.

Specifically, the first connection portion 411 and the second connection portion 421 may be connected by welding.

In some embodiments, the beam connector 410 includes a beam connector 412 connected to the first connector 411 and used for connecting with the beam body 100, and a reinforcing portion 430 is provided at a portion where the beam connector 412 and the first connector 411 are connected. The beam connecting portion 412 may be disposed along the axial direction of the beam body 100, where the beam connecting portion 412 is connected to the top of the beam body 100, so that an included angle is formed between the first connecting portion 411 and the beam connecting portion 412, and therefore, the reinforcing portion 430 is disposed at the connecting portion of the beam connecting portion 412 and the first connecting portion 411, so that the connection strength of the beam body 100 and the longitudinal beam 300 can be improved, and the connection strength of the beam body and the longitudinal beam 300 is ensured.

In some embodiments, the reinforcement 430 is a bead; the first connection portion 411 is provided with an inner cavity surrounded by the protruding ribs and an exhaust rib 411a communicated with the outside. The reinforcement 430 may be a bead, although in other embodiments, the reinforcement 430 may be a reinforcement rib welded to the first connection 411 and the beam connection 412; when the reinforcing part 430 is a convex rib, the first connecting part 411 is provided with an inner cavity surrounded by the convex rib and an exhaust rib 411a communicated with the outside, so that air in the convex rib is conveniently discharged when electrophoresis is carried out into a pool, and the electrophoresis effect of the inner wall of the convex rib is ensured. The ribs may be provided in a rectangular parallelepiped shape, a square shape or a cylindrical shape, which is not limited herein. The exhaust rib 411a can exhaust air in the protruding rib when electrophoresis is taken in and out of the cell, and can also improve the strength of the beam connector 410. The air discharge rib 411a may be provided along a vertical direction, and the pooling direction is along an axial direction of the side member 300.

In some embodiments, a plurality of ribs may be provided, and the plurality of ribs are arranged at intervals, and the inner cavity of each rib is communicated with at least one exhaust rib 411a; the number of the protruding ribs may be determined according to the sizes of the first connection portion 411 and the cross beam connection portion 412, preferably, two protruding ribs are provided at intervals along the axial direction of the longitudinal beam 300, and the inner cavity of each protruding rib may be communicated with one exhaust rib 411a or may be communicated with a plurality of exhaust ribs 411a, but too many exhaust ribs 411a may affect the connection strength between the first connection portion 411 and the second connection portion 421, and thus, the number of the exhaust ribs 411a may be determined according to the connection strength and the exhaust requirement, and is not limited in particular. By arranging the exhaust ribs 411a, electrophoresis effect can be effectively improved, and the beam connecting piece 410 does not need to adopt a galvanized sheet, so that raw material cost can be reduced.

In some embodiments, the cross beam connection 412 is provided with flanges for connection with the floor 200 and the stringers 300, respectively. The flange may be welded to the floor 200 and the side members 300 with high and stable strength, and the flange may improve the strength of the cross member connector 410. Specifically, the beam connection part 412 extends out of the beam body 100 along two sides of the width direction of the beam body 100 and is turned down to form a turning part attached to the top of the beam body 100, and the turning part is provided with a turned edge for connection with the floor 200. In addition, the first connection portion 411 and the second connection portion 421 have a larger dimension in the axial direction of the side member 300 than the width dimension of the cross member body 100, and the connection strength of the side member 300 and the cross member body 100 can be improved.

In some embodiments, the rail connector 420 includes a rail connector 422 for connecting the second connector 421 to the rail 300; the cross beam connecting portion 412 and the first connecting portion 411 are of an integral structure, and the side beam connecting portion 422 and the second connecting portion 421 are of an integral structure. The cross beam connecting piece 410 and the longitudinal beam connecting piece 420 are of an integrated structure, and can be obtained through stamping and forming, so that the process is simple; of course, in other embodiments, the beam connecting piece 410 may be a split structure, and the beam connecting portion 412 and the first connecting portion 411 are welded; similarly, the longitudinal beam connecting member 420 may be a split structure, and the longitudinal beam connecting member 420 and the second connecting portion 421 are welded, but the size of the cross beam connecting member 410 and the longitudinal beam connecting member 420 is smaller, the welding process is more complex, and the integral structure is not simple.

In some embodiments, the first connection portion 411 and the second connection portion 421 are both parallel to the vertical direction; the first connection portion 411 and the second connection portion 421 are welded. The first connection portion 411 and the second connection portion 421 may have a certain angle with the vertical direction, and preferably, the first connection portion 411 and the second connection portion 421 are parallel to the vertical direction. The first connection portion 411 and the second connection portion 421 are welded and connected, so that the strength is high and the stability is good.

In addition, the beam connector 410 may be obtained by stamping a steel plate, and the rail connector 420 may be obtained by stamping a steel plate, that is, the first connecting portion 411, the beam connecting portion 412, the second connecting portion 421, and the rail connecting portion 422 are all connecting plates.

In some embodiments, the beam assembly includes at least one first seat bracket 500 and at least one second seat bracket 600, the first seat bracket 500 being of a height-adjustable configuration, the first seat bracket 500 being disposed at an end of the beam body 100 proximate to the connection assembly 400; at least one second seat bracket 600 is connected to the middle of the beam body 100. The beam body 100 cuts off both ends and produces the resilience owing to the roll-in, with the back of beam body 100 and longeron 300 through coupling assembling 400 connection, the middle part height still highly differs with the tip, if beam body 100 kick-backs upwards, then the height of beam body 100 middle part is less than the height of tip, if beam body 100 kick-backs downwards, then the height of beam body 100 middle part is higher than the height of tip, and the seat support of fixed seat installs in the tip and the middle part of beam body 100, this also can lead to the top height difference of seat support, left side or right side appears inclining after the seat installation, influence the installation accuracy of seat, and first seat support 500 is highly adjustable structure just can make the height of the seat mounting point of the first seat support 500 and second seat support 600 of supporting same seat the same, thereby guarantee that the height of seat both sides is the same. The second seat bracket 600 may be an integrated seat bracket in the related art. The combined use of the second seat support 600 and the first seat support 500 can reduce the cost, and satisfy the adjustment of the position of the seat in the height direction and the length direction of the vehicle body, and when the seat is installed, the position of the first seat support 500 in the axial direction of the beam body 100 is adjusted by the clamp, so that the Y-direction adjustment is realized. Of course, in other embodiments, the first seat bracket 500 may be disposed at the middle of the beam body 100, and the second seat bracket 600 is disposed at the end of the beam body 100, which is not limited herein.

In some embodiments, the first seat bracket 500 includes a first support 510 connected to the cross beam body 100 and a second support 520 for connecting to a seat, the second support 520 is provided with a support cavity with an opening, the first support 510 extends into the support cavity in a vertical direction, and an inner wall of the support cavity is at least partially overlapped and fixed with the first support 510.

When the first support member 510 is connected to the beam body 100 during installation, the second support member 520 is placed above the first support member 510, and the opening of the support cavity 521 faces the first support member 510, so that the first support member 510 extends into the support cavity 521 of the second support member 520, and when the inner wall of the support cavity 521 is partially overlapped with the first support member 510 and the second support member 520 reaches the target height, the first support member 510 is fixedly connected with the second support member 520, for example, the first support member 510 is fixedly connected with the second support member 520 by welding, so that the formed first seat bracket 500 can ensure that the installation height of the seat is equal to the target height even if the connection precision of the beam body 100 and the longitudinal beam 300 is insufficient; and the debugging period is short, and the efficiency is high.

In some embodiments, the first support 510 and the second support 520 each include a

support plate

511, 522 and a plurality of mounting

plates

512, 523 coupled to the

support plates

511, 522, an outer side of the plurality of mounting plates 512 of the first support 510 being coupled to an inner side of the plurality of mounting plates 523 of the second support 520; the support plate 511 of the first support member 510 is provided with a first connection member 516 for connecting with a second connection member, and the support plate 522 of the second support member 520 is provided with a connection hole 522a into which the second connection member extends. The

support plates

511 and 522 may be horizontally arranged, the mounting

plates

512 and 523 may be enclosed outside the

support plates

511 and 522, and the number of the mounting

plates

512 and 523 may be four, or of course, may be other numbers, for example, three or five, which is not limited herein; when the number of the mounting

plates

512 and 523 is four, two of the four mounting

plates

512 and 523 may be disposed opposite to each other along the axial direction of the beam body 100, and the other two mounting

plates

512 and 523 may be disposed opposite to each other along the width direction of the beam body 100, which may improve the connection stability between the

support plates

511 and 522 and the beam body 100, thereby ensuring the connection stability between the first support member 510 and the second support member 520 and improving the mounting strength of the seat. The first connecting member 516 may be a nut, and the first connecting member 516 is welded to the first supporting member 510, specifically, the first connecting member 516 is welded to the supporting plate 511; the second connecting piece is a bolt, and the bolt stretches into the connecting hole 522a of the supporting plate 522, enters the supporting cavity 521 and is in threaded connection with the first connecting piece 516, and the connecting mode ensures the connection stability of the seat and the convenient disassembly and maintenance of the seat. In other embodiments, the number of the first connecting members 516 may be plural, for example, two, corresponding to the same number of the second connecting members 516 as the first connecting members 516, the number of the connecting holes 522a of the support plate 522 is the same as the number of the first connecting members 516, and the arrangement of the plurality of first connecting members 516 and the second connecting members may further improve the connection stability of the seat; the first connection members 516 may be determined according to the size and strength of the support plate 511, and the number of the same second connection members may be determined according to the size and strength of the support plate 522, without being particularly limited thereto.

More specifically, in some embodiments, in the first support 510, two mounting plates 512 disposed opposite to each other in the axial direction of the girder body 100 are provided with first flanges 513, and both sides of the girder body 100 in the width direction are provided with second flanges 110 for connecting the floor panel 200, and the first flanges 513 are connected to the second flanges 110. The two mounting plates 512 disposed opposite to each other along the axial direction of the beam body 100 may be disposed vertically, however, in other embodiments, the upper end spacing of the two mounting plates 512 disposed opposite to each other along the axial direction of the beam body 100 is smaller than the lower end spacing, so that the upper dimension of the first supporting member 510 is smaller than the lower dimension, which not only improves the connection stability of the beam body 100, but also reduces the dimension of the supporting cavity 521 into which the first supporting member 510 extends, and improves the space utilization.

Preferably, in some embodiments, the

support plates

511, 522 are of unitary construction with the plurality of mounting

plates

512, 523, that is to say the first support 510 and the second support 520 are of unitary construction; the first support 510 and the second support 520 may be obtained by press forming a steel plate. In other embodiments, the first support 510 and the second support 520 may be split structures, and the mounting

plates

512, 523 and the

support plates

511, 522 are welded to form the first third support 800 and the second support 520, respectively, and the welding process of the split structures of the first support 510 and the second support 520 is more complex than the integral forming.

In some embodiments, the beam body 100 has a top portion and a side portion adjacent to the top portion, and the first support 510 is provided with an adjusting portion 515 and a pressing portion 514 in contact with the top portion, the adjusting portion 515 having a gap from the side portion along a direction perpendicular to the axial direction of the beam body 100. During installation, the gap between the adjusting part 515 and the side part of the beam body 100 can be adjusted, and the first supporting member 510 is connected with the beam body 100 after being adjusted to the target position, so that the position accuracy of the first seat support 500 along the length direction of the vehicle body, namely the X direction, is ensured, the position accuracy of the seat in the X direction is ensured, and the debugging period is greatly saved. Specifically, two mounting plates 512 disposed opposite to each other along the axis of the beam body 100 are provided with notches for accommodating the beam body 100, a portion of the two mounting plates 512 located at one side of the beam body 100 in the width direction is provided with a first flange 513, a side portion of the beam body 100 is provided with a second flange 110, a pressing portion 514 is formed at the top of the notch, and an adjusting portion 515 is formed at the side portion of the notch. In some embodiments, the pressing portion 514 may further be provided with a third flange, and the third flange is pressed on the top of the beam body 100. Preferably, the gap between the adjusting portion 515 and the side portion may be 2mm.

The mounting process of the beam assembly provided by the embodiment of the application is as follows:

mounting of the side member 300 and the cross member body 100: connecting the beam connecting part 412 of the beam connecting piece 410 to the beam body 100, connecting the beam connecting part 422 of the beam connecting piece 420 to the beam 300, then placing the beam body 100 and the beam 300 at the target position, wherein the first connecting part 411 at the end of the beam body 100 and the second connecting part 421 connected to the beam 300 have overlapping parts, and welding the overlapping parts of the first connecting part 411 and the second connecting part 421 by welding, so that the connection precision of the beam body 100 and the beam 300 can be ensured, and the welding tolerance of the beam body 100 and the beam 300 can be reduced; and the connecting assembly 400400 adopts the split type beam connecting piece 410 and the longitudinal beam connecting piece 420 to connect, so that the installation tool debugging time of the beam body 100 and the longitudinal beam 300 can be greatly saved.

Mounting of the first seat support 500: first flanges 513 of two mounting plates 512 arranged along the axial direction of the beam body 100 of the first support member 510 are welded to second flanges 110 on two sides of the width direction of the beam body 100, so that the first support member 510 and the beam body 100 are connected; then, the second support 520 is disposed above the first support 510 and moves downward such that the support plate 511 of the first support 510 extends into the support cavity 521 of the second support 520, and when the second support 520 moves downward to a target height, the second support 520 stops moving, and the mounting plate 512 of the first support is welded to the mounting plate 523 of the second support, thereby completing the mounting of the first seat bracket 500.

The beam assembly provided by the embodiment of the application is three-section, the middle is the beam body 100, the two ends are the connecting assemblies 400, the connecting assemblies 400 can be connected according to the target positions of the beam body 100 and the longitudinal beam 300, and the connection precision of the beam body 100 and the longitudinal beam 300 is ensured; the arrangement of the exhaust ribs 411a on the beam connecting piece 410 can effectively improve the electrophoresis effect, a galvanized sheet with higher price is not needed, and the cost is reduced; the first seat bracket 500 connected to the beam assembly is of a split structure, so that the height adjustment in the vertical direction can be realized, the installation height of the seat is ensured to be equal to the target height, and the installation precision of the seat is ensured; the first seat bracket 500 and the connecting assembly 400 are all of split type structures, so that the installation tool debugging time of the cross beam body 100 and the longitudinal beam 300 can be greatly saved.

Example two

Based on the same inventive concept as the first embodiment, the present embodiment provides a floor assembly, wherein the connection precision of the cross beam body 100 and the longitudinal beam 300 of the floor assembly 1 and the seat installation precision determined by the first seat bracket 500 and the second seat bracket 600 are high, the installation process is rapid, and the installation tool debugging time is saved; the floor assembly has high welding precision and can ensure the assembly quality of the whole vehicle.

Referring to fig. 1 to 11, a floor assembly 1000 provided in the embodiment of the present application includes two stringers 300, a floor 200, and a beam assembly according to the first embodiment, wherein the stringers 300 are respectively connected to a connection component 400 of the beam assembly; the floor 200 is connected to a cross member assembly and a side member 300.

In some embodiments, the floor assembly 1000 further includes a middle channel 700, one end of the middle channel 700 is connected to the cross beam body 100, and the floor 200 is connected to the middle channel 700. Specifically, two cross beam assemblies may be provided, and the two cross beam assemblies are disposed at intervals along the axial direction of the longitudinal beam 300, and two ends of the two cross beam assemblies are connected to the longitudinal beam 300. The floor assembly 1000 may be a front floor assembly 1000 or a rear floor assembly 1000, and the stringers 300 may be rocker beams, without limitation.

In some embodiments, the middle tunnel 700 is provided with a third support 800 for mounting an airbag controller and a bracket for mounting an instrument panel.

Example III

Based on the same inventive concept as the embodiments, the embodiments of the present application provide a vehicle that is excellent in assembly quality and high in accuracy.

The vehicle provided in the embodiments of the present application includes the floor assembly 1000 described above.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present application without departing from the spirit or scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims and the equivalents thereof, the present application is intended to cover such modifications and variations.

Claims

1. A beam assembly, comprising:

the beam body is a roll pressing beam;

the connecting assembly is connected to at least one end of the beam body and comprises a longitudinal beam connecting piece and a beam connecting piece connected to the beam, the beam connecting piece is provided with a first connecting part, and the longitudinal beam connecting piece is provided with a second connecting part; wherein, along the vertical direction, the first connecting part and the second connecting part are at least partially overlapped and fixedly connected;

the first seat support is of a height-adjustable structure, and is arranged at the end part of the beam body and close to the connecting component; the first seat support comprises a first support piece connected to the beam body and a second support piece used for being connected with a seat, the second support piece is provided with a support cavity with an opening, the first support piece stretches into the support cavity along the vertical direction, and the inner wall of the support cavity is at least partially overlapped and fixed with the first support piece; the first supporting piece and the second supporting piece comprise supporting plates and a plurality of mounting plates connected to the supporting plates, and the outer side faces of the plurality of mounting plates of the first supporting piece are connected to the inner side faces of the plurality of mounting plates of the second supporting piece; a first connecting piece for connecting a second connecting piece is arranged on the supporting plate of the first supporting piece, and a connecting hole for the second connecting piece to extend into is formed in the supporting plate of the second supporting piece;

2. The beam assembly of claim 1, wherein the beam connector includes a beam connector connecting the first connector and for connecting with the seat beam, the beam connector and the first connector being provided with a reinforcement at a location where they are connected.

3. The beam assembly of claim 2, wherein the reinforcement is a bead; the first connecting portion is provided with an inner cavity enclosed by the convex ribs and an exhaust rib communicated with the outside.

4. The cross beam assembly of claim 2, wherein the rail connector includes a rail connector connecting the second connection and for connecting with the rail; the beam connecting part and the first connecting part are of an integrated structure, and the longitudinal beam connecting part and the second connecting part are of an integrated structure.

5. The beam assembly according to any one of claims 1-4, wherein the beam body has a top portion and a side portion adjacent to the top portion, the first support member being provided with an adjustment portion and a pressing portion in contact with the top portion, the adjustment portion having a gap from the side portion in a direction perpendicular to the seat beam axis.

6. A floor assembly, comprising:

the beam assembly of any one of claims 1-5;

7. A vehicle comprising the floor assembly of claim 6.