CN219728330U - Side wall front portion power transmission structure and vehicle - Google Patents

Abstract

The utility model provides a side wall front force transmission structure and a vehicle, wherein the side wall front force transmission structure comprises an A column reinforcing plate, a side wall front wall connecting plate connected to the front end of the A column reinforcing plate, and a side beam side wall connecting plate connected to the front end of the side wall front wall connecting plate; a first opening is formed in the A column reinforcing plate, and a second opening positioned below the first opening is formed between the side wall front wall connecting plate and the A column reinforcing plate in a surrounding manner; the A column reinforcing plate, the side wall front wall connecting plate and the side beam side wall connecting plate are connected to form a first longitudinal arm and a second longitudinal arm which are crossed at the top, and a first cross arm and a second cross arm which are connected between the first longitudinal arm and the second longitudinal arm; the first cross arm is positioned between the first opening and the second opening, and the second cross arm is positioned below the second opening. The side wall front force transmission structure can improve the structural strength of the side wall front part, improve the collision force transmission performance during collision, and is beneficial to the improvement of the safety of the whole vehicle.

Description

Side wall front portion power transmission structure and vehicle

Technical Field

The utility model relates to the technical field of vehicle body structures, in particular to a side wall front force transmission structure.

The utility model also relates to a vehicle provided with the side wall front force transmission structure.

Background

In a vehicle body of a vehicle, a side wall front part is generally provided with structures such as an A column and a front wheel cover side beam, and when the vehicle collides, particularly when the vehicle collides with the front wheel cover side beam or collides with the front wheel cover side beam in a biasing way, part of collision energy is transmitted to the A column by the front wheel cover side beam, and then is respectively transmitted to an upper roof side beam and a lower threshold beam position by the A column, so that the transmission and decomposition of the collision energy are realized. However, in the existing side wall front structure of the automobile body, although the transmission of collision energy can be realized, the problem that the connection structure of the A column, particularly the A column, and the peripheral parts is weak and the transmission channel is single still exists, so that the transmission performance of the collision energy is still insufficient, and the improvement of the front collision safety of the whole automobile is not facilitated.

Disclosure of Invention

In view of the above, the present utility model aims to provide a side wall front force transmission structure, so as to facilitate the improvement of the collision safety of the front part of the whole vehicle.

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

a side wall front force transmission structure comprises an A column reinforcing plate, a side wall front wall connecting plate connected to the front end of the A column reinforcing plate, and a side beam side wall connecting plate connected to the front end of the side wall front wall connecting plate;

a first opening is formed in the A column reinforcing plate, and a second opening positioned below the first opening is formed between the side wall front wall connecting plate and the A column reinforcing plate in a surrounding manner;

the A column reinforcing plate, the side wall front wall connecting plate and the side beam side wall connecting plate are connected to form a first longitudinal arm and a second longitudinal arm which are crossed at the top, and a first cross arm and a second cross arm which are connected between the first longitudinal arm and the second longitudinal arm;

the first cross arm is positioned between the first opening and the second opening, and the second cross arm is positioned below the second opening.

Further, the A column reinforcing plate comprises a reinforcing plate lower section, a reinforcing plate front section connected to the front side of the reinforcing plate lower section, and a reinforcing plate upper section positioned on the upper side of the reinforcing plate lower section and positioned on the rear side of the reinforcing plate front section;

the reinforcing plate lower section, the reinforcing plate front section and the reinforcing plate upper section are connected to form the first opening in a surrounding mode, and the side wall front surrounding connecting plate is connected to the front end of the reinforcing plate front section.

Further, the front section of the reinforcing plate is provided with a front section main body connected with the lower section of the reinforcing plate, and a connecting arm connected to the top of the front section main body;

the connecting arm extends upwards and backwards and is connected with the upper section of the reinforcing plate, and the connecting arm and the front section main body enclose a part of the first opening.

Further, the side wall front wall connecting plate comprises a connecting plate main body, a first force transmission arm and a second force transmission arm, wherein the front end of the connecting plate main body is connected with the side beam side wall connecting plate, and the first force transmission arm and the second force transmission arm are connected to the rear end of the connecting plate main body and are arranged in a forked mode;

the rear ends of the first force transmission arm and the second force transmission arm are connected with the front section of the reinforcing plate, and the connecting plate main body, the first force transmission arm, the second force transmission arm and the front section of the reinforcing plate are jointly enclosed to form the second opening.

Further, the first force transmission arm is connected to the junction of the connecting arm and the front section main body, and the second force transmission arm is connected to the front side of the front section main body.

Further, from top to bottom in the whole car up-down direction, the front side of anterior segment main part is located the position below the second transmission arm of force set up to reinforcing plate hypomere one side slope.

Further, from front to back in the front-back direction of the whole vehicle, the whole body formed by the side beam side wall connecting plate and the connecting plate main body is gradually increased in section width along the height direction of the whole vehicle.

Further, the connecting plate main body, the first force transmission arm and the second force transmission arm are respectively provided with a reinforcing plate arranged along the edge of the second hole;

in the left-right direction of the whole vehicle, the reinforcing plate extends to one side in the vehicle, and the reinforcing plate on the first force transmission arm and the second force transmission arm is connected with the front section of the reinforcing plate.

Further, a cavity is arranged on one side, facing the inside of the vehicle, of the A column reinforcing plate, a reinforcing pipe beam is arranged in the cavity, and the reinforcing pipe beam extends from the cavity at the lower section of the reinforcing plate to the cavity at the upper section of the reinforcing plate.

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

according to the side wall front part force transmission structure, the first opening and the second opening are formed, the A column reinforcing plate, the side wall front wall connecting plate and the side beam side wall connecting plate are connected to form the first longitudinal arm and the second longitudinal arm which are crossed at the top, and the first cross arm and the second cross arm which are connected between the first longitudinal arm and the second longitudinal arm, so that the force transmission structure is integrally formed into the double A-shaped annular structure, the characteristic of high strength of the annular structure is utilized, the integral strength of the force transmission structure is improved, the force transmission channel at the position of the force transmission structure is also increased, the transmission performance of collision energy is improved, and the collision safety of the front part of the whole vehicle is facilitated to be improved.

In addition, the whole reinforcing plate of A post comprises reinforcing plate hypomere, reinforcing plate anterior segment and reinforcing plate upper segment, can do benefit to the preparation of A post reinforcing plate. The connecting arm in the reinforcing plate front section extends upwards and backwards, so that the reinforcing plate front section is integrally in a herringbone shape after being connected with the side wall front wall connecting plate, and the decomposing and transmitting of collision force at the position of the A column reinforcing plate can be facilitated. The side wall front wall connecting plate is composed of a connecting plate main body, and the first force transmission arm and the second force transmission arm which are arranged in a forked mode, so that the side wall front wall connecting plate and the front section of the reinforcing plate are integrally of a double-square structure, the decomposition and transmission of collision force at the position of the A column reinforcing plate can be better promoted, and the collision force transmission performance is improved.

The first force transmission arm is connected to the junction of the connecting arm and the front section main body, so that the continuity of a force transmission channel formed by the connecting arm in the front section of the side wall front wall connecting plate and the reinforcing plate can be ensured, and the collision force transmission effect can be ensured. The front side of the front section main body is arranged below the second force transmission arm in an inclined way towards one side of the lower section of the reinforcing plate, so that the collision force from the second force transmission arm can be guided, and the transmission of the collision force to the bottom of the A column reinforcing plate is facilitated. The whole cross section width that boundary beam side wall connecting plate and connecting plate main part constitute is crescent and is set up, can realize the energy-absorbing that collapses in proper order from front to back when the collision to improve collision security.

In addition, set up the reinforcing plate on connecting plate main part, first transmission arm of force and the second transmission arm of force to make partial reinforcing plate link to each other with the reinforcing plate anterior segment, the structural strength of enclosing connecting plate self before the side wall can be increased, and the joint strength between enclosing connecting plate and the reinforcing plate anterior segment before the side wall, also be favorable to improving the power transmission effect of collision force simultaneously. A post reinforcing plate sets up the cavity towards one side in the car to set up the enhancement tubular beam in the cavity, can utilize cavity structure and enhancement tubular beam to increase the structural strength of A post reinforcing plate, and also do benefit to the transmission effect that promotes A post position collision force to top cap position transmission.

Another object of the utility model is to propose a vehicle in the body of which a side body front force transmission structure as described above is provided.

Compared with the prior art, the vehicle has the beneficial effects that the vehicle is the same as the force transmission structure at the front part of the side wall, and the description is omitted here.

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 side body front force transfer mechanism according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the trailing arms and cross arms according to an embodiment of the present utility model;

FIG. 3 is a schematic structural view of an A-pillar stiffener according to an embodiment of the present disclosure;

FIG. 4 is an exploded view of an A-pillar stiffener according to an embodiment of the present disclosure;

fig. 5 is a schematic structural view of a side wall front wall connecting plate according to an embodiment of the present utility model;

FIG. 6 is a schematic view of the structure of FIG. 5 from another perspective;

fig. 7 is a schematic structural view of a side sill side gusset connecting plate according to an embodiment of the present utility model;

FIG. 8 is a schematic view of a reinforced tubular beam according to an embodiment of the present utility model;

reference numerals illustrate:

1. a column A reinforcing plate; 2. a side wall front wall connecting plate; 3. side beam side wall connecting plates; 4. a first opening; 5. a second opening; 6. a threshold beam; 7. reinforcing the tubular beam;

101. the lower section of the reinforcing plate; 102. a reinforcing plate front section; 102a, a front section body; 102b, a connecting arm; 103. the upper section of the reinforcing plate; 103a, extension arms; 1a, cavity; 201. a connecting plate body; 202. a first force transmission arm; 203. a second force transmission arm; 2a, reinforcing plates;

A. a first trailing arm; B. a second trailing arm; C. a first cross arm; D. and a second cross arm.

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.

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

The present embodiment relates to a side wall front force transmission structure, which is shown in fig. 1 and 2, and includes an a-pillar reinforcement plate 1, a side wall front wall connection plate 2 connected to the front end of the a-pillar reinforcement plate 1, and a side beam side wall connection plate 3 connected to the front end of the side wall front wall connection plate 2. The side wall front wall connecting plate 2 is used for connecting the side wall of the front part of the vehicle body with the front wall, and the side beam side wall connecting plate 3 is used for connecting the side wall of the front part of the vehicle body with the side beam of the front wheel cover.

Wherein, be formed with first trompil 4 on the A post reinforcing plate 1, enclose between the wall around connecting plate 2 and the A post reinforcing plate 1 and form and be located the second trompil 5 of first trompil 4 below. Meanwhile, the a-pillar reinforcing plate 1, the side-wall front-wall connecting plate 2 and the side-beam side-wall connecting plate 3 are also connected to form a first longitudinal arm a and a second longitudinal arm B which are crossed at the top, and a first cross arm C and a second cross arm D which are connected between the first longitudinal arm a and the second longitudinal arm B. The first cross arm C is specifically located between the first opening 4 and the second opening 5, and the second cross arm D is located below the second opening 5.

Based on the above overall description, the present embodiment forms the first trailing arm a and the second trailing arm B with the top intersecting, and the first cross arm C and the second cross arm D connected between the two trailing arms, by forming the first opening 4 and the second opening 5, and making the a-pillar reinforcement plate 1, the side gusset front gusset connecting plate 2, and the side sill side gusset connecting plate 3 connected. Therefore, still referring to fig. 2, the force transmission structure of the embodiment can integrally form a double-a-type annular structure, so that the characteristic of high strength of the annular structure can be utilized, the integral strength of the force transmission structure is increased, and meanwhile, the force transmission channel at the position of the force transmission structure can be increased, so that the transmission performance of collision energy is improved.

Specifically, in the specific implementation, the a-pillar reinforcing plate 1, the side wall front wall connecting plate 2 and the side beam side wall connecting plate 3 of the embodiment are all sheet metal parts formed by stamping or other manners, and can be connected by welding to jointly form a force transmission structure positioned at the front part of the side wall.

Further, as further shown in fig. 3 and 4, as a preferred embodiment, the a-pillar reinforcement plate 1 of the present embodiment specifically includes a reinforcement plate lower section 101, a reinforcement plate front section 102 connected to the front side of the reinforcement plate lower section 101, and a reinforcement plate upper section 103 located on the upper side of the reinforcement plate lower section 101 and on the rear side of the reinforcement plate front section 102. The bottom of the lower reinforcement plate section 101 is connected to the front end of the sill beam 6, and the front end of the upper reinforcement plate section 103 is connected to the front reinforcement plate section 102 and connected to the lower reinforcement plate section 101 by an extension arm 103a provided to extend downward. The rear end of the upper reinforcement plate section 103 extends toward the roof side rail in the vehicle body and is capable of being connected to the roof side rail.

In addition, the first opening 4 is formed by surrounding the lower reinforcement plate section 101, the front reinforcement plate section 102 and the upper reinforcement plate section 103 after being connected, and the side wall front wall connecting plate 2 is connected to the front end of the front reinforcement plate section 102. It will be appreciated that the a-pillar reinforcement panel 1 can be advantageously prepared by having the a-pillar reinforcement panel 1 be integrally formed from the lower reinforcement panel section 101, the front reinforcement panel section 102 and the upper reinforcement panel section 103.

In this embodiment, still referring to fig. 4, in a specific structure, the reinforcement plate front section 102 has a front section main body 102a connected to the reinforcement plate lower section 101, and a connection arm 102b connected to the top of the front section main body 102 a. The rear end of the front-stage main body 102a is connected to the lower reinforcing-plate section 101, and the connecting arm 102b extends rearward and upward and is connected to the upper reinforcing-plate section 103, and at the same time, the connecting arm 102b and the front-stage main body 102a together define a part of the first opening 4.

It should be noted that, by making the front section 102 of the reinforcing plate consist of the front section main body 102a and the connecting arm 102b, particularly making the connecting arm 102b in the front section 102 of the reinforcing plate extend upward and rearward, the entire v-shaped shape of the reinforcing plate front section 102 and the side wall front wall connecting plate 3 after being connected can be still combined with fig. 1 and 2, thereby also increasing the force transmission channel and facilitating the decomposition and transmission of the collision force at the position of the a-pillar reinforcing plate 1.

As shown in fig. 5 and 6, on the basis that the whole of the reinforcement plate front section 102 is composed of the front section main body 102a and the connecting arm 102b, as a preferred embodiment, the side wall front wall connecting plate 2 of the present embodiment also specifically includes a connecting plate main body 201 having a front end connected to the side sill side wall connecting plate 3, and a first transmission arm 202 and a second transmission arm 203 connected to a rear end of the connecting plate main body 201 and provided in a divergent manner.

At this time, the rear ends of the first transmission arm 202 and the second transmission arm 203 are connected to the front section 102 of the reinforcing plate, and the second opening 5 is formed by enclosing the connecting plate main body 201, the first transmission arm 202, the second transmission arm 203, and the front section 102 of the reinforcing plate together.

It can be appreciated that, by making the side wall front wall connecting plate 2 consist of the connecting plate main body 201, and the first transmission arm 202 and the second transmission arm 203 that are arranged in a split manner, as shown in fig. 1 and fig. 2, it can further make the whole of the side wall front wall connecting plate 2 and the front section 102 of the reinforcing plate be in a double-square structure on the basis of the above-mentioned herringbone structure, so that the decomposition and transmission of the collision force at the position of the a-pillar reinforcing plate 1 can be better promoted, and the transmission performance of the collision force can be improved.

In this embodiment, with continued reference to fig. 1, the first transmission arm 202 should preferably be connected at the junction of the connecting arm 102b and the front section body 102a, and the second transmission arm 203 should preferably be connected at the front side of the front section body 102 a. In this way, the first force transmission arm 202 is connected to the junction of the connecting arm 102b and the front section main body 102a, so that continuity of a force transmission channel formed by the side wall front wall connecting plate 2 and the connecting arm 102b in the reinforcing plate front section 102 can be ensured, and the collision force transmission effect can be ensured.

As a preferred embodiment, the second force transmission arm 203 is connected to the front side of the front section main body 102a, and the front side of the front section main body 102a is located below the second force transmission arm 203, that is, the position indicated by the letter "c" in fig. 4 is inclined toward the lower section 101 side of the reinforcing plate in the vertical direction of the whole vehicle. At this time, by providing the front portion of the front-stage main body 102a at a position below the second transmission arm 203 so as to incline toward the lower-stage reinforcing-plate 101, the collision force from the second transmission arm 203 can be guided, and the collision force can be advantageously transmitted to the bottom of the a-pillar reinforcing-plate 1, and finally to the bottom rocker 6 or the like.

In this embodiment, the structure of the side-beam side-wall connecting beam 3 is as shown in fig. 7, and flanges are respectively provided on both sides thereof to increase the structural strength thereof, and at the same time, the flanges can be used to connect with peripheral members such as the side beam of the front wheel cover. Further, referring again to fig. 1, as a preferred embodiment, the present embodiment is also configured such that the cross-sectional width of the rocker side gusset 3 in the entire vehicle height direction is gradually increased for the whole body constituted by the gusset plate body 201 from front to rear in the entire vehicle front-rear direction.

At this time, the whole section width formed by the side beam side wall connecting plate 3 and the connecting plate main body 201 in the side wall front wall connecting plate 2 is gradually increased, so that the positions of the side beam side wall connecting plate 3 and the connecting plate main body 201 can be realized during collision, and the side beam side wall connecting plate 3 and the connecting plate main body 201 can be sequentially collapsed from front to back to absorb energy, thereby improving the collision safety.

In addition, as shown in fig. 5 and 6, as a preferred embodiment, the present embodiment may also provide a reinforcing plate 2a disposed along the edge of the second opening 5 on each of the connecting plate body 201, the first transmission arm 202, and the second transmission arm 203. At this time, the reinforcement plate 2a at each of the above positions extends toward the vehicle interior side in the vehicle left-right direction, and the reinforcement plates 2a on the first and second transmission arms 202 and 203 may be connected to the reinforcement plate front section 102.

Therefore, by arranging the reinforcing plate 2a on the connecting plate main body 201, the first force transmission arm 202 and the second force transmission arm 203, and connecting part of the reinforcing plate 2a with the reinforcing plate front section 102, the structural strength of the side wall front wall connecting plate 2 and the connecting strength between the side wall front wall connecting plate 2 and the reinforcing plate front section 102 can be increased, and the force transmission effect of collision force can be improved.

As further shown in fig. 8, the present embodiment is provided with a cavity 1a on the side of the a-pillar reinforcement plate 1 facing the vehicle interior, and a reinforcement tubular beam 7 is provided in the cavity 1 a. Wherein, the lower segment 101, the front segment 102 and the upper segment 103 of the reinforcing plate 1 are provided with the cavity 1a, so as to fully improve the structural strength of the reinforcing plate 1. Meanwhile, the reinforcing pipe beam 7 can be a thermal expansion pipe and can be fixedly connected in the cavity 1a through a bracket, and the thermal expansion pipe beam also specifically extends from the cavity 1a at the lower section 101 of the reinforcing plate to the cavity 1a at the upper section 103 of the reinforcing plate.

It can be understood that, through setting up cavity 1a in the one side that A post reinforcing plate 1 was directed towards the car to set up the reinforcing pipe roof beam 7 in cavity 1a, both combine together, not only can utilize cavity 1a and reinforcing pipe roof beam 7 to increase the structural strength of A post reinforcing plate 1, and also do benefit to and promote the transmission of A post position collision force to the top cap position, and can promote the transmission effect to collision force.

In addition, in the concrete implementation, besides the reinforcing pipe beam 7, the front door hinge mounting reinforcing plate, the instrument panel pipe beam mounting sleeve and other structures can be arranged in the cavity 1a at the lower section 101 of the reinforcing plate, and by the arrangement of the structures, the structural strength of the A-pillar reinforcing plate 1 can be increased together with the reinforcing pipe beam 7 on the basis of meeting the arrangement of the vehicle body components, so that the application effect of the A-pillar reinforcing plate is improved.

According to the side wall front part force transmission structure, the first opening 4 and the second opening 5 are formed, the A column reinforcing plate 1, the side wall front wall connecting plate 2 and the side beam side wall connecting plate 3 are connected to form two longitudinal arms with the top crossed, and the two cross arms are connected between the two longitudinal arms, so that the force transmission structure is integrally formed into the A-shaped annular structure, the integral strength of the force transmission structure can be increased, a force transmission channel at the force transmission structure can be increased, the transmission performance of collision energy is improved, and the front part collision safety of the whole vehicle is improved.

Finally, the present embodiment also relates to a vehicle having a side body front force transmitting structure as described above provided in the vehicle body.

According to the vehicle, through the arrangement of the side wall front part force transmission structure, the structural strength of the side wall front part can be increased, the force transmission channel of the side wall front part force transmission position can be increased, the transmission performance of collision energy can be improved, the improvement of the front collision safety of the vehicle body is facilitated, and the quality of the whole vehicle can be improved.

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. The utility model provides a side wall front portion biography power structure which characterized in that:

the side wall structure comprises an A-column reinforcing plate (1), a side wall front wall connecting plate (2) connected to the front end of the A-column reinforcing plate (1), and a side beam side wall connecting plate (3) connected to the front end of the side wall front wall connecting plate (2);

a first opening (4) is formed in the A column reinforcing plate (1), and a second opening (5) positioned below the first opening (4) is formed between the side wall front wall connecting plate (2) and the A column reinforcing plate (1) in a surrounding manner;

the A column reinforcing plate (1), the side wall front wall connecting plate (2) and the side beam side wall connecting plate (3) are connected to form a first longitudinal arm (A) and a second longitudinal arm (B) which are crossed at the top, and a first cross arm (C) and a second cross arm (D) which are connected between the first longitudinal arm (A) and the second longitudinal arm (B);

the first cross arm (C) is located between the first opening (4) and the second opening (5), and the second cross arm (D) is located below the second opening (5).

2. The side wall front force transmitting structure according to claim 1, characterized in that:

the A column reinforcing plate (1) comprises a reinforcing plate lower section (101), a reinforcing plate front section (102) connected to the front side of the reinforcing plate lower section (101), and a reinforcing plate upper section (103) positioned on the upper side of the reinforcing plate lower section (101) and positioned on the rear side of the reinforcing plate front section (102);

the reinforcing plate lower section (101), the reinforcing plate front section (102) and the reinforcing plate upper section (103) are connected to form the first opening (4) in a surrounding mode, and the side wall front surrounding connecting plate (2) is connected to the front end of the reinforcing plate front section (102).

3. The side wall front force transmitting structure according to claim 2, characterized in that:

the front section (102) of the reinforcing plate is provided with a front section main body (102 a) connected with the lower section (101) of the reinforcing plate, and a connecting arm (102 b) connected to the top of the front section main body (102 a);

the connecting arm (102 b) extends upwards and backwards and is connected with the upper section (103) of the reinforcing plate, and the connecting arm (102 b) and the front section main body (102 a) enclose a part of the first opening (4).

4. A side gusset front force transfer structure according to claim 3 wherein:

the side wall front wall connecting plate (2) comprises a connecting plate main body (201) with the front end connected with the side beam side wall connecting plate (3), and a first transmission arm (202) and a second transmission arm (203) which are connected to the rear end of the connecting plate main body (201) and are arranged in a forked way;

the rear ends of the first transmission arm (202) and the second transmission arm (203) are connected with the front section (102) of the reinforcing plate, and the connecting plate main body (201), the first transmission arm (202), the second transmission arm (203) and the front section (102) of the reinforcing plate jointly enclose to form the second opening (5).

5. The side wall front force transmitting structure according to claim 4, wherein:

the first transmission arm (202) is connected to the junction of the connecting arm (102 b) and the front section main body (102 a), and the second transmission arm (203) is connected to the front side of the front section main body (102 a).

6. The side wall front force transmitting structure according to claim 5, characterized in that:

the front side of the front section main body (102 a) is positioned below the second force transmission arm (203) and is obliquely arranged towards the lower section (101) of the reinforcing plate from top to bottom in the up-down direction of the whole vehicle.

7. The side wall front force transmitting structure according to claim 4, wherein:

the whole body formed by the side beam side wall connecting plate (3) and the connecting plate main body (201) is gradually enlarged in section width along the height direction of the whole vehicle from front to back in the front-back direction of the whole vehicle.

8. The side wall front force transmitting structure according to claim 4, wherein:

the connecting plate main body (201), the first force transmission arm (202) and the second force transmission arm (203) are respectively provided with a reinforcing plate (2 a) arranged along the edge of the second opening (5);

in the left-right direction of the whole vehicle, the reinforcing plate (2 a) extends to one side in the vehicle, and the reinforcing plate (2 a) on the first transmission arm (202) and the second transmission arm (203) are connected with the front section (102) of the reinforcing plate.

9. The side gusset front force transmitting structure according to any one of claims 2 to 8, wherein:

a side that pillar A reinforcing plate (1) was towards in the car is equipped with cavity (1 a), be equipped with in cavity (1 a) and strengthen tubular beam (7), just strengthen tubular beam (7) by cavity (1 a) of reinforcing plate hypomere (101) department extends to in cavity (1 a) of reinforcing plate upper segment (103) department.

10. A vehicle, characterized in that:

a side body front force transmitting structure according to any one of claims 1 to 9 provided in a vehicle body of the vehicle.