CN219406610U - Threshold beam and vehicle - Google Patents

Abstract

The utility model provides a threshold beam and a vehicle, the threshold beam comprises a threshold beam body and an inner reinforcing plate arranged in a threshold Liang Ben, wherein an upward-raised body force transmission structure is formed at the bottom of the front end of the threshold beam body, the top of the body force transmission structure is in a ladder shape gradually descending from front to back in the front-back direction of the whole vehicle, and the inner reinforcing plate extends along the length direction of the threshold beam body and is arranged close to the front end of the threshold beam body. According to the door sill beam, through the body force transmission structure formed on the door sill beam body and the inner reinforcing plate arranged in the door sill Liang Ben, not only can the structural strength of the door sill beam body be enhanced, but also the torsion resistance and the force transmission performance of the door sill beam can be improved, and the transmission of collision force is facilitated.

Description

Threshold beam and vehicle

Technical Field

The utility model relates to the technical field of vehicle bodies, in particular to a threshold beam. The utility model also relates to a vehicle provided with the threshold beam.

Background

The threshold beam reinforcing plates are located in two side areas of the lower part of the vehicle body, are important supporting parts of the vehicle, and are used as important supporting and force transferring parts of the vehicle, and have higher strength, rigidity and force transferring performance so as to play a role in reinforcing the strength and rigidity of the threshold beam.

In the prior art, the threshold beam reinforcing plate is generally directly bonded with the threshold beam body, so that a good force transmission effect cannot be achieved, and the strength and torsional rigidity of the threshold beam cannot better meet the use requirements.

Disclosure of Invention

In view of the above, the present utility model aims to provide a rocker beam that can improve the strength of the rocker beam and can improve the torsion resistance and the force transmission performance of the rocker beam.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a threshold beam, comprising a threshold beam body and an inner reinforcing plate arranged in the threshold Liang Ben;

the bottom of the front end of the threshold beam body is provided with an upward-raised body force transmission structure, and the top of the body force transmission structure is in a ladder shape gradually descending from front to back in the front-back direction of the whole vehicle;

the inner reinforcing plate extends along the length direction of the threshold beam body and is arranged close to the front end of the threshold beam body.

Further, an inner reinforcing plate force transmission structure is formed at the bottom of the front end of the inner reinforcing plate; the inner reinforcing plate force transmission structure is arranged along with the body force transmission structure, and the inner reinforcing plate force transmission structure is connected to the body force transmission structure in a fitting mode.

Further, the top and the bottom of the inner reinforcing plate are both in fit connection with the threshold beam body; the bottom of interior reinforcing plate is equipped with the connection turn-ups, the connection turn-ups laminating is connected the tang position of threshold roof beam body bottom.

Further, an inner reinforcing plate cavity is formed between the side part of the inner reinforcing plate and the threshold beam body in an enclosing mode.

Further, the vehicle door sill comprises a door sill beam reinforcing plate connected to one side of the door sill beam body, which is close to the outside of the vehicle; the threshold beam reinforcing plate is buckled and connected with the threshold beam body, and a threshold beam cavity is formed between the threshold beam body and the threshold beam reinforcing plate in an enclosing mode; the inner reinforcing plate is located in the threshold beam cavity.

Further, one side of the threshold beam reinforcing plate, which is close to the outside of the vehicle, is connected with a side wall outer plate; and a side wall outer plate cavity is formed between the side wall outer plate and the threshold beam reinforcing plate in a surrounding shape.

Compared with the prior art, the utility model has the following advantages:

according to the door sill beam, through the upward-bulge body force transmission structure formed on the door sill beam body and the inner reinforcing plate arranged in the door sill Liang Ben, not only can the structural strength of the door sill beam body be enhanced, but also the torsion resistance and the force transmission performance of the door sill beam can be improved, so that the transmission of collision force is facilitated in the front collision process of a vehicle.

In addition, the inner reinforcing plate force transmission structure formed at the bottom of the front end of the inner reinforcing plate is arranged along with the body force transmission structure, so that the structural strength of the threshold beam can be further improved, and the torsion resistance and the force transmission performance of the threshold beam can be further improved. The top and the bottom that set up interior reinforcing plate all laminate and connect on the threshold roof beam body to set up the connection turn-ups in the bottom of reinforcing plate, be favorable to improving the connection effect of interior reinforcing plate and threshold roof beam body.

Secondly, the arrangement of interior reinforcing plate cavity can further strengthen the structural strength of threshold roof beam body. The threshold beam reinforcing plate is arranged, and the threshold beam cavity is formed between the threshold beam reinforcing plate and the threshold beam body in a surrounding mode, so that the inner reinforcing plate is positioned in the threshold beam cavity, the integral structural strength of the threshold beam is improved, and the integral torsion resistance and the force transmission performance of the threshold beam can be improved.

In addition, set up the side wall planking cavity that encloses between side wall planking and the threshold roof beam reinforcing plate to on the basis of the threshold roof beam cavity and the interior reinforcing plate cavity that form, make the threshold roof beam form the structure in multilayer cavity, and can effectively strengthen the intensity of threshold roof beam position department, the impact resistance when improving the vehicle front collision.

Another object of the utility model is to propose a vehicle in the body of which a threshold beam as described above is provided.

Further, the front floor reinforcing plate is arranged at the front end of the front floor in the vehicle body, and the front floor reinforcing plate is connected with the front end of the threshold beam body.

Further, the front floor reinforcing plate is used for blocking the front end part of the threshold beam body, and the front end of the inner reinforcing plate is connected with the front floor reinforcing plate.

Further, the threshold beam body and the front floor reinforcing plate are connected with the bottom end of the A column in the vehicle body.

The vehicle provided by the utility model has the advantages that the structural strength and torsional rigidity of the position of the threshold beam are improved by adopting the threshold beam, the frontal collision force can be well dispersed, the damage degree to the vehicle body is reduced, the overall safety of the vehicle is improved, and the vehicle has a good use effect.

In addition, the threshold beam body is connected with the front floor reinforcing plate, and the structural strength of the threshold beam can be utilized to improve the structural strength of the front floor. The front end of the inner reinforcing plate is connected with the front floor reinforcing plate, which is beneficial to the effective backward force transmission of the frontal collision force. The threshold beam body and the front floor reinforcing plate are connected with the bottom end of the A column, so that the transmission of collision force is facilitated, and the force transmission effect is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of a sill beam according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a sill beam body according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an inner reinforcing plate according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of a threshold beam in a mated state in a vehicle body according to an embodiment of the present utility model;

fig. 5 is a schematic view of another view angle structure of the engaged state of the rocker beam in the vehicle body according to the embodiment of the present utility model;

FIG. 6 is a schematic view showing an assembled state of an inner reinforcing plate and a front floor reinforcing plate according to an embodiment of the present utility model;

FIG. 7 is a cross-sectional view showing a state in which a rocker beam is engaged with a side body outer panel according to an embodiment of the present utility model;

reference numerals illustrate:

1. a threshold beam body; 2. an inner reinforcing plate; 3. a front floor reinforcing plate; 4. a lower section inner plate of the column A; 5. cabin stringers; 6. a threshold beam reinforcement plate; 7. a side wall outer plate; 100. a body force transmission structure; 200. an inner reinforcing plate force transmission structure; 201. a bottom; 202. a side portion; 203. a top; 204. connecting and flanging; 205. a second connecting flanging;

10. an inner reinforcing plate cavity; 20. a threshold beam cavity; 30. side wall planking cavity.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be noted that, if terms indicating an orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. are presented, they are based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, if any, are also used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, in the description of the present utility model, the terms "mounted," "connected," and "connected," are to be construed broadly, unless otherwise specifically defined. For example, the connection can be fixed connection, detachable connection or integrated connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in combination with specific cases.

In the description of the present utility model, terms such as "up, down, left, right, front, and rear" are defined with reference to the up-down direction, the left-right direction, and the front-rear direction of the vehicle. The vertical direction of the vehicle, i.e., the height direction of the vehicle (Z direction), the front-rear direction of the vehicle, i.e., the longitudinal direction of the vehicle (X direction), and the lateral direction of the vehicle, i.e., the width direction of the vehicle (Y direction). The "inside and outside" are defined with reference to the contour of the corresponding component, for example, the inside and outside of the vehicle are defined with reference to the contour of the vehicle, and the side near the middle of the vehicle is the "inside", and vice versa.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

The present embodiment relates to a rocker beam which can not only improve the strength of the rocker beam but also improve the torsion resistance and the force transmission performance of the rocker beam.

In the overall structure, the sill Liang Rutu of the present embodiment is shown in combination with fig. 2 and 3, and mainly includes a sill beam body 1 and an inner reinforcement plate 2 provided in the sill beam body 1.

The bottom of the front end of the threshold beam body 1 is formed with an upward-raised body force transmission structure 100, and the top of the body force transmission structure 100 is in a step shape gradually descending from front to back in the front-back direction of the whole vehicle. The inner reinforcing plate 2 extends along the length direction of the rocker body 1 and is disposed near the front end of the rocker body 1.

In this structure, not only can the structural strength of the threshold beam body be enhanced, but also the torsion resistance and the force transmission performance of the threshold beam can be improved through the body force transmission structure 100 arranged on the threshold beam body 1 and the inner reinforcing plate 2 arranged in the threshold beam body 1. And through the body power transmission structure 100 that sets up, can be when the vehicle bumps in the front for the collision force that transmits to threshold roof beam position is transmitted to the A post direction along body power transmission structure 100, increases new power transmission route, thereby when the vehicle faces the front and bumps, can effectively improve the power transmission performance, promotes whole car security performance.

In detail, as an exemplary structure, the rocker of the present embodiment, as shown in fig. 1 to 3, mainly includes a rocker body 1 and a rocker reinforcement plate 6 attached to a side of the rocker body 1 near the outside of the vehicle. The sill beam reinforcing plate 6 is fastened to the sill beam body 1, and a sill beam cavity 20 is formed between the sill beam body 1 and the sill beam reinforcing plate 6, and the inner reinforcing plate 2 is specifically located in the sill beam cavity 20. The formation of the threshold beam cavity 20 can improve the structural strength and torsional performance of the threshold beam by utilizing the characteristic of high structural strength of the cavity.

In this embodiment, the beam body 1 is configured as shown in fig. 2, and the beam body 1 is in a shape of a "table" and has opposite beam top and bottom walls and a beam side wall formed between the beam top and bottom walls. The body force transmission structure 100 is formed at the bottom of the front end of the threshold beam body 1, namely at the front end of the bottom wall of the threshold, and the body force transmission structure 100 bulges upwards, and the top of the body force transmission structure 100 is in a ladder shape gradually descending from front to back in the front-back direction of the whole vehicle.

The step-shaped body force transmission structure 100 can enable the collision force transmitted to the threshold beam position to be transmitted to the A column direction along the body force transmission structure 100 when the vehicle collides with the front surface, thereby adding a new force transmission path and improving the force transmission performance.

In this embodiment, the bottom 201 of the front end of the inner reinforcing plate 2 is also formed with an inner reinforcing plate force transmission structure 200. The inner reinforcing plate force transfer structure 200 is arranged along with the body force transfer structure 100, and the inner reinforcing plate force transfer structure 200 is attached to the body force transfer structure 100. The arrangement of the inner reinforcing plate force transmission structure 200 can further improve the structural strength of the threshold beam body 1 and further improve the torsion resistance and the force transmission performance of the threshold beam body 1.

In this embodiment, as a preferred embodiment, the top 203 and the bottom 201 of the inner reinforcing plate 2 are both attached to the sill beam body 1, and the bottom 201 of the inner reinforcing plate 2 is provided with a connecting flange 204, and the connecting flange 204 is attached to a spigot position at the bottom of the sill beam body 1. This is advantageous in improving the connection reliability of the inner reinforcement plate 2 to the threshold beam body 1.

As an exemplary structure, the inner reinforcing plate 2 of the present embodiment has, as shown in fig. 3, a reinforcing plate body having an L-shape including a bottom plate body and a side plate body formed along with the rocker body 1. Wherein, the connection flange 204 is arranged at the bottom of the bottom plate body. The top of the side plate body is provided with a top connection flanging, the top connection flanging forms the top 203 of the inner reinforcing plate 2, and the top connection flanging is connected to the threshold beam body 1 in a fitting manner.

As shown in fig. 1 in combination with fig. 7, in the present embodiment, an inner gusset cavity 10 is formed between a side portion 202 of an inner gusset 2 and a rocker body 1. The arrangement of the inner reinforcing plate cavity 10 can improve the structural strength of the threshold beam body 1 by utilizing the characteristic of high structural strength of the cavity.

In the present embodiment, a side body outer panel 7 is connected to the side of the rocker reinforcement 6 near the outside of the vehicle, and a side body outer panel cavity 30 is formed between the side body outer panel 7 and the rocker reinforcement 6. The side wall outer plate cavity 30 is arranged and combined with the formed threshold beam cavity 20 and the inner reinforcing plate cavity 10, so that the threshold beam has a multi-layer cavity structure on the whole structure, the strength of the position of the threshold beam can be effectively enhanced, and the impact resistance of the vehicle during front collision is improved.

The threshold beam of this embodiment passes through fashioned body biography power structure 100 and sets up the interior reinforcing plate 2 in threshold beam body 1, not only can strengthen the structural strength of threshold beam body 1, but also can improve the antitorque commentaries on classics performance of threshold beam, in the vehicle in-process of taking place the frontal collision simultaneously, also does benefit to the transmission of collision power to have fine result of use.

In addition, the present embodiment also relates to a vehicle in which the above-described threshold beam is provided in the vehicle body.

Specifically, reference is made to fig. 4 to 7, wherein the arrows in fig. 4 show the transmission direction of the collision force. In the structure of the vehicle body, the threshold beams are two which are respectively arranged at the left side and the right side, a front floor is connected between the two threshold beams, and the front end of the front floor is usually provided with a front floor reinforcing plate 3. In addition, a pillar a is connected to the front end of the sill beam, that is, the bottom end of the pillar a is connected to the front end of the sill beam, wherein the pillar a structurally includes an upper section of the pillar a and a lower section of the pillar a. In this embodiment, the a-pillar lower inner panel 4 is connected to the rocker body 1.

In this example, as a preferred embodiment, referring to fig. 5 and 6, the front floor reinforcement 3 is connected to the front end of the threshold beam 1, and the front floor reinforcement 3 forms a seal to the front end portion of the threshold beam body 1, so that the structural strength of the threshold beam can be utilized to improve the structural strength of the front floor.

Also as a further preferred embodiment, in this example the front end of the inner reinforcing plate 2 is connected to the front floor reinforcing plate 3. Referring to fig. 6, and referring to fig. 3, the front end of the inner reinforcing plate 2 is formed with a second connection flange 205, and in a specific implementation, the front end of the inner reinforcing plate 2 is welded to the front floor reinforcing plate 3 through the second connection flange 205. The front end of the inner reinforcing plate 2 is connected with the front floor reinforcing plate 3, so that the front collision force is effectively transmitted backwards.

In this embodiment, the front floor reinforcing plate 3 is also connected to the lower section inner plate 4 of the a pillar, so that the collision force transferred to the position of the threshold beam is transferred to the a pillar direction, which is beneficial to the dispersion of the collision force, thereby improving the force transfer effect.

When the vehicle collides with the front, the collision force from the cabin longitudinal beam 5 is transferred to the A column, the collision force is respectively transferred upwards and downwards along the upper section of the A column and the lower section of the A column, is transferred downwards to the threshold beam and is transferred to the rear of the vehicle, and under the action of the body force transfer structure 100 and the inner reinforcing plate force transfer structure 200, the collision force is transferred to the A column along the stepped body force transfer structure 100 and the inner reinforcing plate force transfer structure 200, so that a new force transfer path is added on the existing force transfer path, and the force transfer performance can be effectively improved when the vehicle faces the front collision.

The vehicle of this embodiment is favorable to improving structural strength and torsional rigidity of threshold roof beam position through adopting above threshold roof beam, also can disperse the frontal collision force well simultaneously, lightens the damage degree to the automobile body, improves the whole security of vehicle.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. A threshold beam, characterized in that:

comprises a threshold beam body (1) and an inner reinforcing plate (2) arranged in the threshold beam body (1);

the bottom of the front end of the threshold beam body (1) is provided with an upward-raised body force transmission structure (100), and the top of the body force transmission structure (100) is in a ladder shape gradually descending from front to back in the front-back direction of the whole vehicle;

the inner reinforcing plate (2) extends along the length direction of the threshold beam body (1) and is arranged close to the front end of the threshold beam body (1).

2. The threshold beam of claim 1, wherein:

the bottom (201) of the front end of the inner reinforcing plate (2) is formed with an inner reinforcing plate force transmission structure (200);

the inner reinforcing plate force transmission structure (200) is arranged along with the body force transmission structure (100), and the inner reinforcing plate force transmission structure (200) is connected to the body force transmission structure (100) in a fitting mode.

3. The threshold beam of claim 1, wherein:

the top (203) and the bottom (201) of the inner reinforcing plate (2) are respectively connected to the threshold beam body (1) in a fitting way;

the bottom (201) of the inner reinforcing plate (2) is provided with a connecting flanging (204), and the connecting flanging (204) is connected to the spigot position of the bottom of the threshold beam body (1) in a fitting mode.

4. A threshold beam according to claim 3, characterized in that:

an inner reinforcing plate cavity (10) is formed between the side part (202) of the inner reinforcing plate (2) and the threshold beam body (1) in an enclosing mode.

5. The threshold beam of any one of claims 1-4, wherein:

the vehicle door sill beam comprises a door sill beam body (1) and is characterized by also comprising a door sill beam reinforcing plate (6) connected to one side, close to the outside of the vehicle, of the door sill beam body;

the threshold beam reinforcing plate (6) is buckled and connected with the threshold beam body (1), and a threshold beam cavity (20) is formed between the threshold beam body (1) and the threshold beam reinforcing plate (6) in an enclosing mode;

the inner reinforcement plate (2) is located in the threshold Liang Qiangti (20).

6. The threshold beam of claim 5, wherein:

one side of the threshold beam reinforcing plate (6) close to the outside of the vehicle is connected with a side wall outer plate (7);

a side wall outer plate cavity (30) is formed between the side wall outer plate (7) and the threshold beam reinforcing plate (6) in a surrounding mode.

7. A vehicle, characterized in that:

a rocker beam according to any one of claims 1 to 6 is provided in the body of the vehicle.

8. The vehicle according to claim 7, characterized in that:

the front floor reinforcing plate (3) is arranged at the front end of the front floor, and the front floor reinforcing plate (3) is connected with the front end of the threshold beam body (1).

9. The vehicle according to claim 8, characterized in that:

the front floor reinforcing plate (3) is used for blocking the front end part of the threshold beam body (1), and the front end of the inner reinforcing plate (2) is connected with the front floor reinforcing plate (3).

10. The vehicle according to claim 8, characterized in that:

the threshold beam body (1) and the front floor reinforcing plate (3) are connected with the bottom end of the A column in the car body.