CN110949528B

CN110949528B - Vehicle front end structure and vehicle

Info

Publication number: CN110949528B
Application number: CN201911166715.3A
Authority: CN
Inventors: 元燚; 李志平; 朱锐; 范维; 朱飞
Original assignee: FAW Group Corp
Current assignee: FAW Group Corp
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2021-04-27
Anticipated expiration: 2039-11-25
Also published as: CN110949528A

Abstract

The invention discloses a vehicle front end structure and a vehicle, belonging to the technical field of vehicles and comprising two front longitudinal beams which are arranged in parallel; the front longitudinal beam comprises a first side plate and a second side plate which are oppositely arranged, the first side plate is provided with a first energy absorption area and a second energy absorption area, the first energy absorption area is provided with a plurality of induced triangular ribs and a plurality of first induced vertical ribs, the second energy absorption area is provided with a plurality of bending induced ribs, the second side plate is provided with a third energy absorption area, and the third energy absorption area is provided with a plurality of second induced vertical ribs; the induced triangle muscle is located the edge of first curb plate, and first induced stud is located the middle part of first curb plate, bends and induces the muscle to extend to the edge of first curb plate by the middle part of first curb plate, and the induced stud of second is located the middle part of second curb plate, and the first direction of extending direction perpendicular to of the induced stud of second. The invention can improve the stability and reliability of the vehicle front end structure and improve the safety of the vehicle with the vehicle front end structure.

Description

Vehicle front end structure and vehicle

Technical Field

The invention relates to the technical field of vehicles, in particular to a front end structure of a vehicle and the vehicle.

Background

The body of the vehicle is divided into a load-bearing body and a non-load-bearing body, wherein the load-bearing body is not provided with a rigid frame, and the body is also required to directly bear the action of various load forces, such as the direct transmission of the collision force, in addition to the inherent load-bearing function of the body, and particularly for a C-class vehicle with large mass, the adoption of the load-bearing body has high requirements on the transmission of the collision force at the front end of the whole body. In addition, the design of the front end of the vehicle body can effectively reduce the injury degree of passengers.

In the prior art, the front end of a vehicle body is provided with a triangular induction rib so as to induce the deformation of the front end of the vehicle when the vehicle collides. Specifically, the front end of the vehicle body includes an impact beam, an energy absorption box (also known as an impact bumper), a front side member, and the like, and further, a plurality of induced triangular ribs are usually disposed at intervals on a side plate of the front side member. Because the induced triangular rib is usually positioned at the edge of the side plate, the stability and the energy absorption effect of the front longitudinal beam provided with the induced triangular rib are insufficient.

Disclosure of Invention

The invention aims to provide a vehicle front end structure and a vehicle, which can improve the stability and reliability of the vehicle front end structure and improve the safety of the vehicle with the vehicle front end structure.

As the conception, the technical scheme adopted by the invention is as follows:

a front end structure of a vehicle comprises two front longitudinal beams arranged in parallel and an anti-collision beam respectively connected with one ends of the two front longitudinal beams;

the front longitudinal beam comprises a first side plate and a second side plate which are oppositely arranged, the first side plate is provided with a first energy absorption area and a second energy absorption area which are sequentially arranged at intervals along a first direction, the first energy absorption area is provided with a plurality of induced triangular ribs and a plurality of first induced vertical ribs, the second energy absorption area is provided with a plurality of bending induced ribs, the second side plate is provided with a third energy absorption area, the third energy absorption area is provided with a plurality of second induced vertical ribs, and the first direction is a direction in which one end of the first side plate points to the other end;

the induced triangle muscle is located the edge of first curb plate, first induced stud is located the middle part of first curb plate, just the extending direction perpendicular to of first induced stud the first direction, bend induced muscle by the middle part of first curb plate extends to the edge of first curb plate, the induced stud of second is located the middle part of second curb plate, just the extending direction perpendicular to of the induced stud of second the first direction.

Optionally, a plurality of the second induced studs include a plurality of protruding studs protruding towards the first side plate and a plurality of sunken studs back to the first side plate, and a plurality of protruding studs and a plurality of sunken studs are in crisscross arrangement in the first direction.

Optionally, the bending inducing ribs include a first bending inducing rib and a second bending inducing rib which are arranged in parallel along the first direction, the first bending inducing rib is close to the first energy absorbing area, and the second bending inducing rib is larger than the first bending inducing rib in the maximum size of the first direction.

Optionally, the energy absorption device further comprises a first reinforcing plate, the first reinforcing plate comprises a bottom plate, a first vertical plate and a second vertical plate which are connected, the bottom plate is connected with the first side plate, the first vertical plate is located between the first energy absorption area and the second energy absorption area, and the second vertical plate is located between the first bending induction rib and the second bending induction rib.

Optionally, the bending device further comprises a second reinforcing plate, wherein the second reinforcing plate is located on one side of the second bending inducing rib away from the first bending inducing rib.

Optionally, the floor structure further comprises a floor cross beam and two floor longitudinal beams, wherein the floor cross beam is respectively connected with the two front longitudinal beams, the floor longitudinal beams are connected with the front longitudinal beams in a one-to-one correspondence manner, and the connection positions of the floor longitudinal beams and the front longitudinal beams are located on one side, far away from the anti-collision beam, of the floor cross beam.

Optionally, the first side plate comprises a first bottom surface and a first side surface, the second side plate comprises a second bottom surface and a second side surface, and the floor stringer comprises a third bottom surface, a third side surface and a fourth side surface;

the third bottom surface is respectively connected with the first bottom surface and the second bottom surface, the first side surface is connected with the third side surface, and the second side surface is connected with the fourth side surface.

Optionally, a floor longitudinal beam reinforcing plate is arranged in the floor longitudinal beam, and the floor longitudinal beam reinforcing plate is connected with the floor longitudinal beam, the first side plate and the second side plate respectively.

Optionally, the tip of preceding longeron is equipped with the front longitudinal end plate, the front longitudinal end plate pass through the end plate connecting plate with the front longitudinal is connected, the end plate connecting plate end to end connection forms annular structure, just the link of end plate connecting plate is the cockscomb structure.

A vehicle includes above-mentioned vehicle front end structure.

The beneficial effects of the invention at least comprise:

in the vehicle front end structure provided by the invention, the first side plate of the front longitudinal beam is provided with the first energy absorption area and the second energy absorption area, the first energy absorption area is internally provided with the induced triangular rib and the first induced vertical rib, the second energy absorption area is provided with the bent induced rib, and the second side plate is provided with the second induced vertical rib, so that the impact force applied to the vehicle front end structure can be induced through the induced triangular rib, the first induced vertical rib, the bent induced rib and the second induced vertical rib, and the vehicle front end structure is crushed and absorbed, so that the vehicle front end structure can be crushed and absorbed by the first energy absorption area and the third energy absorption area close to one end of the front longitudinal beam when the vehicle front end structure is collided with high strength, and the power assembly engine is prevented from being seriously damaged by energy absorption; when the vehicle front end structure is collided by higher strength, after the first energy absorption area and the third energy absorption area close to one end of the front longitudinal beam crush and absorb energy, the rest energy can be bent and absorbed by the second energy absorption area, so that the engine of the power assembly is prevented from contacting with a cab, the stability and the reliability of the vehicle front end structure are improved, and the safety of a vehicle with the vehicle front end structure is improved.

Drawings

FIG. 1 is a schematic structural view of a vehicle front end structure provided by an embodiment of the invention;

fig. 2 is a schematic structural diagram of a first side plate according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a second side plate according to an embodiment of the present invention;

FIG. 4 is a partial cross-sectional view of a vehicle front end structure provided by an embodiment of the invention;

FIG. 5 is a schematic structural view of a front side rail provided in an embodiment of the present invention;

FIG. 6 is a partial schematic structural view of a vehicle front end structure provided by an embodiment of the invention;

FIG. 7 is an enlarged schematic view of the invention at C of FIG. 6;

FIG. 8 is a cross-sectional view A-A of the present invention as shown in FIG. 7;

fig. 9 is a partial structural schematic view of a first side plate provided in an embodiment of the present invention;

FIG. 10 is a cross-sectional view B-B of the invention as shown in FIG. 9;

FIG. 11 is a schematic structural view of a front rail end plate and an end plate web provided in accordance with an embodiment of the present invention;

fig. 12 is a partial structural schematic view of an end plate connecting plate according to an embodiment of the present invention.

In the figure:

1. a front longitudinal beam; 11. a first side plate; 111. a first bottom surface; 112. a first side surface; 12. a second side plate; 121. a second bottom surface; 122. a second side surface; 13. inducing triangular ribs; 14. a first induced stud; 15. bending the induced studs; 151. a first bend inducing rib; 152. second bending the inducing ribs; 16. a second induced stud; 161. raising and erecting ribs; 162. sinking and erecting ribs; 2. an anti-collision beam; 3. a first reinforcing plate; 31. a base plate; 32. a first vertical plate; 33. a second vertical plate; 4. a second reinforcing plate; 5. a floor beam; 6. a floor stringer; 61. a third bottom surface; 62. a third side; 63. a fourth side; 7. a floor stringer stiffener; 71. a fourth bottom surface; 72. a fifth side surface; 73. a sixth side; 8. a front longitudinal beam end plate; 9. an end plate connecting plate; 91. a saw-toothed structure;

10. an energy absorption box; 20. a torque box; 21. a bottom surface; 30. chassis sub vehicle frame fixed knot constructs.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment provides a vehicle front end structure capable of improving stability and reliability of the vehicle front end structure.

As shown in fig. 1 to 12, the vehicle front end structure includes two front side members 1 arranged in parallel, and an impact beam 2 connected to one end of each of the two front side members 1.

The front longitudinal beam 1 includes a first side plate 11 and a second side plate 12 which are oppositely disposed. The first side plate 11 has a first energy absorbing region and a second energy absorbing region sequentially spaced along a first direction. A plurality of induced triangular ribs 13 and a plurality of first induced vertical ribs 14 are arranged on the first energy absorption area; the second energy absorption area is provided with a plurality of bending induction ribs 15. The second side plate 12 has a third energy absorption area, and a plurality of second induced studs 16 are disposed on the third energy absorption area. The first direction is a direction in which one end of the first side plate 11 points to the other end of the first side plate 11. And the first direction is parallel to the extending direction of the first side plate 11 (or the second side plate 12).

Specifically, the induced triangular ribs 13 are located at the edge of the first side plate 11, and as shown in fig. 2, the induced triangular ribs 13 may be located at the upper edge and the lower edge of the first side plate 11. The first inducing studs 14 are located in the middle of the first side plate 11, and the extending direction of the first inducing studs 14 is perpendicular to the first direction. The bending inducing ribs 15 extend from the middle of the first side plate 11 to the edge of the first side plate 11, the second inducing studs 16 are located in the middle of the second side plate 12, and the extending direction of the second inducing studs 16 is perpendicular to the first direction. Alternatively, the bend inducing rib 15 may extend from the middle of the first side plate 11 to the upper edge or the lower edge of the first side plate 11. Preferably, the bending inducing rib 15 may extend from the middle of the first side plate 11 to the lower edge of the first side plate 11.

In the vehicle front end structure provided by this embodiment, the first side plate 11 of the front longitudinal beam 1 is provided with a first energy absorption area and a second energy absorption area, the first energy absorption area is provided with the induced triangular rib 13 and the first induced upright rib 14, the second energy absorption area is provided with the bent induced rib 15, and the second side plate 12 is provided with the second induced upright rib 16, so that the vehicle front end structure can be induced by the induced triangular rib 13, the first induced upright rib 14, the bent induced rib 15 and the second induced upright rib 16 and can be subjected to crushing energy absorption, so that when the vehicle front end structure is subjected to a high-strength collision, the vehicle front end structure can be crushed by the first energy absorption area and the third energy absorption area which are close to one end of the front longitudinal beam 1, and the power assembly engine is prevented from being seriously damaged; when the vehicle front end structure is collided by higher strength, after the first energy-absorbing area and the third energy-absorbing area close to one end of the front longitudinal beam 1 are crushed and absorb energy, the rest energy can be bent and absorbed by the second energy-absorbing area, so that the engine of the power assembly is prevented from contacting with a cab, the stability and the reliability of the vehicle front end structure are improved, and the safety of a vehicle with the vehicle front end structure is improved.

As shown in fig. 1, the impact beam 2 is connected to one end of the front side member 1 through an energy absorption box 10, and the energy absorption box 10 can absorb energy and crush so as to reduce the impact of the impact on other structures. In addition, the first side plate 11 in this embodiment may be a front side member inner plate, and the second side plate 12 may be a side member outer plate, or the first side plate 11 may be a side member outer plate, and the second side plate 12 may be a front side member inner plate, which is not limited in this embodiment.

In this embodiment, as shown in fig. 2 and 3, each of the first and

second induction studs

14 and 16 may have a waist shape. The distance between the first induction studs 14 and the distance between the second induction studs 16 may be determined according to actual needs. Optionally, the orthographic projection of the first plurality of induced studs 14 on the second side plate 12 does not completely coincide with the second induced studs 16, that is, the first plurality of induced studs 14 and the second plurality of induced studs 16 are arranged in a staggered manner in the first direction.

Optionally, as shown in fig. 4, the first induced stud 14 is a convex structure protruding toward the second side plate 12, and the top surface of the first induced stud 14 is a plane, and the structure can improve the stability of energy absorption of the first induced stud 14, so that the energy absorption effect of the first induced stud 14 is better.

In this embodiment, as shown in fig. 4, the plurality of second induced studs 16 includes a plurality of raised studs 161 protruding toward the first side plate 11 and a plurality of recessed studs 162 protruding away from the first side plate 11, and the plurality of raised studs 161 and the plurality of recessed studs 162 are arranged in a staggered manner in the first direction. That is, the second induced studs 16 are arranged on the second side plate 12 in a convex and concave manner, so as to further improve the crushing and energy absorption effects of the second induced studs 16.

Further, the plurality of bending inducing ribs 15 include a first bending inducing rib 151 and a second bending inducing rib 152 arranged in parallel in the first direction, and the first bending inducing rib 151 is close to the first energy absorbing region. And, the maximum size of the second bending inducing rib 152 in the first direction is larger than the maximum size of the first bending inducing rib 151 in the first direction. At this time, when the vehicle front end structure is collided with a larger strength, after the first energy absorption area and the third energy absorption area close to one end of the front longitudinal beam 1 are crushed and absorbed, the rest energy can be bent and absorbed by the first bending induction rib 151, so that the power assembly engine is prevented from contacting the cab, and the stability and the reliability of the vehicle front end structure are improved. When the front end structure of the vehicle is subjected to very strong collision, after the first energy absorption area and the first bending induction rib 151 are crushed and absorbed, the rest energy can be bent by the second bending induction rib 152 to avoid the power assembly engine from invading the cockpit, and further avoid the cockpit from deforming and ensure the safety of a driver.

Optionally, the maximum size of the second bending-inducing rib 152 in the first direction is 1.2 to 2.5 times the maximum size of the first bending-inducing rib 151 in the first direction, so as to ensure the function of sequential crush energy absorption.

In this embodiment, the front longitudinal beam 1 may further include a front longitudinal beam bottom plate and a front longitudinal beam top plate respectively connected to the first side plate 11 and the second side plate 12, and no inducing rib is provided on the front longitudinal beam bottom plate and the front longitudinal beam top plate, so as to facilitate the crush induction of the front longitudinal beam 1 and further facilitate the forming of the front longitudinal beam 1.

In order to induce the muscle 152 phase-match with the first bending with the second, realize carrying out the conquassation or bending according to predetermineeing the direction, on the basis that sets up the first bending and induce muscle 151 and the second inducing the muscle 152, still need consider arranging of chassis sub vehicle frame fixed knot structure 30, the rational selection sets up the additional strengthening in the front longitudinal beam 1. Referring to fig. 5, the first bending inducing rib 151 is located between the chassis subframe fixing structure 30 closest to the end of the front side member 1 and the first energy absorbing region.

In this embodiment, with continued reference to fig. 5, the vehicle front end structure further includes a first reinforcing plate 3. The first reinforcing plate 3 includes a bottom plate 31, a first upright plate 32, and a second upright plate 33, which are connected. And the bottom plate 31 is connected with the first side plate 11, and the first vertical plate 32 is located between the first energy absorbing area and the second energy absorbing area, that is, the first vertical plate 32 is located between the first induced vertical rib 14 and the first bending induced rib 151, and the second vertical plate 33 is located between the first bending induced rib 151 and the second bending induced rib 152. Alternatively, the first vertical plate 32 and the second vertical plate 33 may be vertically connected to the bottom plate 31.

Optionally, the thickness of the first reinforcing plate 3 is less than or equal to the thickness of the first side plate 11 (or the second side plate 12), and the strength level of the first reinforcing plate 3 may be lower than the strength level of the first side plate 11 (or the second side plate 12) to ensure the sequential bending of the first bending inducing rib 151 and the second bending inducing rib 152.

Further, as shown in fig. 5, the vehicle front end structure further includes a second reinforcing plate 4, and the second reinforcing plate 4 is located on a side of the second bending inducing rib 152 away from the first bending inducing rib 151. Optionally, the strength level of the second reinforcing plate 4 is higher than that of the first side plate 11 (or the second side plate 12) to ensure that after the second bending inducing rib 152 is bent, the structure behind the second reinforcing plate 4 is not damaged by tearing, crushing, breaking, twisting and the like in the first direction, so as to ensure normal use of the front longitudinal beam 1.

In this embodiment, please refer to fig. 1 and fig. 6, the front end structure of the vehicle further includes a floor cross member 5 and two floor longitudinal members 6. The two ends of the floor beam 5 are respectively connected with the two front longitudinal beams 1, the floor longitudinal beams 6 are connected with the front longitudinal beams 1 in a one-to-one correspondence mode, namely, the other ends of the front longitudinal beams 1 are connected with the floor longitudinal beams 6, and the connecting positions of the floor longitudinal beams 6 and the front longitudinal beams 1 are located on one side, far away from the anti-collision beam 2, of the floor beam 5. That is, the connecting position of the floor side member 6 to the front side member 1 is located behind the floor cross member 5 in the first direction, so that the floor side member 6 and the front side member 1 can have a more reliable connecting effect. In this embodiment, the floor longitudinal beam 6 and the front longitudinal beam 1 are two independent parts, and compared with the case that the front longitudinal beam 1 and the floor longitudinal beam 6 in the prior art are of an integrated structure, the manufacturability of processing the front longitudinal beam 1 is improved, the difficulty degree of forming the front longitudinal beam 1 is reduced, and the resilience of the front longitudinal beam 1 or the floor longitudinal beam 6 can be easily controlled.

Further, a first side plate 11 and a second side plate 12 in the front longitudinal beam 1 are directly connected with the floor cross beam 5, so that the connection relationship between the floor cross beam 5 and the front longitudinal beam 1 is separated through a channel in the front floor cross beam 5, the dispersion of collision force is further realized, and the stress at the connection position of the front longitudinal beam 1 and the floor longitudinal beam 6 is effectively reduced.

Further, as shown in fig. 7 and 8, the first side plate 11 includes a first bottom surface 111 and a first side surface 112, the second side plate 12 includes a second bottom surface 121 and a second side surface 122, and the floor stringer 6 includes a third bottom surface 61, a third side surface 62, and a fourth side surface 63.

The third bottom surface 61 is connected to the first bottom surface 111 and the second bottom surface 121, specifically, one side of the third bottom surface 61 is connected to the first bottom surface 111, the other side of the third bottom surface 61 is connected to the second bottom surface 121, and a gap exists between the first bottom surface 111 and the second bottom surface 121. The first side 112 is connected to the third side 62 and the second side 122 is connected to the fourth side 63. Through the staggered arrangement structure of the first side plate 11, the second side plate 12 and the floor longitudinal beam 6, the reliability of connection among the first side plate 11, the second side plate and the floor longitudinal beam 6 is improved.

Further, a floor longitudinal beam reinforcing plate 7 is arranged in the floor longitudinal beam 6, and the floor longitudinal beam reinforcing plate 7 is connected with the floor longitudinal beam 6, the first side plate 11 and the second side plate 12 respectively. Optionally, with continued reference to fig. 8, the floor rail reinforcement panel 7 includes a joined fourth bottom surface 71, a fifth side surface 72, and a sixth side surface 73. The fourth bottom surface 71 is spaced apart from the third bottom surface 61 of the floor stringer 6, the fifth side surface 72 is connected to the first side surface 112 of the first side panel 11, and the sixth side surface 73 is connected to the second side surface 122 of the second side panel 12. The floor longitudinal beam reinforcing plate 7 can enhance the strength of the floor longitudinal beam 6 so as to prolong the service life of the floor longitudinal beam 6.

With continued reference to fig. 7, the floor stringer 7 is further connected to the bottom 21 of the torque box 20, and the side surfaces of the torque box 20 are respectively connected to the floor stringer 6 and the second side plate 12, so that the torque box 20 can respectively connect the two parts of the front stringer 1 and the floor stringer 6, thereby strengthening the lap joint of the floor stringer 6 and the front stringer 1.

Further, as shown in fig. 9 and 10, the second reinforcing plate 4 on the first side plate 11 also overlaps the floor stringer 6. Specifically, the second reinforcing plate 4 is provided with a first reinforcing rib 41 and a second reinforcing rib 42, and the extending direction of the first reinforcing rib 41 and the second reinforcing rib 42 is parallel to the first direction. The first beads 41 and the second beads 42 are provided so that the front side member 1 is less likely to be crushed between the second bending guide bead 152 and the connecting position between the front side member 1 and the floor side member 6.

In this embodiment, a front side member end plate 8 is provided at an end of the front side member 1, and the front side member end plate 8 is connected to the front side member 1 through an end plate connecting plate 9. Moreover, the end plate connecting plates 9 are connected end to form an annular structure, and the connecting ends of the end plate connecting plates 9 are in a sawtooth structure 91.

Alternatively, the bite gap between the two bite ends of the saw-toothed structure 91 is between 0.05 mm and 0.5mm, and the saw-toothed structure 91 may be a regular trapezoid, an inverted trapezoid, a triangle, a rectangle, or the like. Therefore, when the vehicle is pulled or collided, the two occlusion ends cannot generate large relative displacement, and the reliability of connection between the front longitudinal beam end plate 8 and the front longitudinal beam 1 is ensured. Alternatively, the connection between the front side member end plate 8 and the end plate connecting plate 9 is welding, such as laser welding, or general gas shielded welding.

The embodiment also provides a vehicle that may include the vehicle front end structure described above.

The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the invention, which changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A vehicle front end structure is characterized by comprising two front longitudinal beams (1) arranged in parallel, an anti-collision beam (2) connected with one ends of the two front longitudinal beams (1) respectively, and a first reinforcing plate (3);

the front longitudinal beam (1) comprises a first side plate (11) and a second side plate (12) which are oppositely arranged, a first energy absorption area and a second energy absorption area which are sequentially arranged at intervals along a first direction are arranged on the first side plate (11), a plurality of induced triangular ribs (13) and a plurality of first induced vertical ribs (14) are arranged on the first energy absorption area, a plurality of bending induced ribs (15) are arranged on the second energy absorption area, a third energy absorption area is arranged on the second side plate (12), a plurality of second induced vertical ribs (16) are arranged on the third energy absorption area, and the first direction is the direction in which one end of the first side plate (11) points to the other end;

a part of the induction triangular ribs (13) in the plurality of induction triangular ribs (13) are positioned at the upper edge of the first side plate (11), the other part of the induction triangular ribs (13) are positioned at the lower edge of the first side plate (11), the first induction vertical rib (14) is positioned in the middle of the first side plate (11), the extending direction of the first induction vertical rib (14) is vertical to the first direction, the second induction vertical rib (16) is positioned in the middle of the second side plate (12), and the extending direction of the second induction vertical rib (16) is vertical to the first direction;

the bending inducing ribs (15) extend from the middle of the first side plate (11) to the edge of the first side plate (11), the bending inducing ribs (15) comprise first bending inducing ribs (151) and second bending inducing ribs (152) which are arranged in parallel along the first direction, the first bending inducing ribs (151) are close to the first energy absorbing area, and the maximum size of the second bending inducing ribs (152) in the first direction is larger than the maximum size of the first bending inducing ribs (151) in the first direction;

the first reinforcing plate (3) comprises a bottom plate (31), a first vertical plate (32) and a second vertical plate (33), the bottom plate (31) is connected with the first side plate (11), the first vertical plate (32) is located between the first energy absorption area and the second energy absorption area and connected to the bottom plate (31), and the second vertical plate (33) is located between the first bending induction rib (151) and the second bending induction rib (152) and connected to the bottom plate (31).

2. The vehicle front end structure according to claim 1, characterized in that the plurality of second induction studs (16) includes a plurality of raised studs (161) that are raised toward the first side plate (11) and a plurality of recessed studs (162) that are raised away from the first side plate (11), and the plurality of raised studs (161) and the plurality of recessed studs (162) are arranged in a staggered manner in the first direction.

3. The vehicle front end structure according to claim 1, characterized by further comprising a second reinforcing plate (4), the second reinforcing plate (4) being located on a side of the second bending inducing rib (152) away from the first bending inducing rib (151).

4. The vehicle front end structure according to claim 1 or 2, characterized by further comprising a floor cross member (5) and two floor longitudinal members (6), wherein the floor cross member (5) is connected with the two front longitudinal members (1), the floor longitudinal members (6) are connected with the front longitudinal members (1) in a one-to-one correspondence manner, and the connection positions of the floor longitudinal members (6) and the front longitudinal members (1) are located on the side of the floor cross member (5) away from the anti-collision beam (2).

5. The vehicle front end structure according to claim 4, characterized in that the first side plate (11) includes a first bottom surface (111) and a first side surface (112), the second side plate (12) includes a second bottom surface (121) and a second side surface (122), and the floor side member (6) includes a third bottom surface (61), a third side surface (62), and a fourth side surface (63);

the third bottom surface (61) is connected to the first bottom surface (111) and the second bottom surface (121), the first side surface (112) is connected to the third side surface (62), and the second side surface (122) is connected to the fourth side surface (63).

6. The vehicle front end structure according to claim 4, characterized in that a floor side member reinforcing plate (7) is provided in the floor side member (6), and the floor side member reinforcing plate (7) is connected to the floor side member (6), the first side plate (11), and the second side plate (12), respectively.

7. The vehicle front-end structure according to claim 1 or 2, characterized in that a front longitudinal beam end plate (8) is arranged at the end of the front longitudinal beam (1), the front longitudinal beam end plate (8) is connected with the front longitudinal beam (1) through an end plate connecting plate (9), the end plate connecting plate (9) is connected end to form an annular structure, and the connecting end of the end plate connecting plate (9) is of a zigzag structure.

8. A vehicle characterized by comprising the vehicle front end structure of any one of claims 1 to 7.