Threshold stand column reinforcing assembly, automobile body structure and automobile

Abstract

The utility model provides a doorsill stand column reinforcing assembly, an automobile body structure and an automobile. The doorsill stand column reinforcing assembly comprises a doorsill stand column inner plate assembly, a doorsill stand column outer plate assembly and a reinforcing piece. The doorsill stand column inner plate assembly is connected with the doorsill stand column outer plate assembly, and the doorsill stand column inner plate assembly and the doorsill stand column outer plate assembly are matched to form a force transmission cavity. The reinforcing piece is arranged in the front end area in the force transmission cavity in the front-back direction of the vehicle, and the reinforcing piece is connected with the threshold stand column inner plate assembly and the threshold stand column outer plate assembly. According to the utility model, the supporting stability of the force transmission cavity can be improved through the reinforcer, so that the bending resistance of the front end of the doorsill is enhanced, and the impact resistance of the front end of the doorsill to chassis parts such as tires is greatly improved during offset collision; the reinforcing piece is connected with the doorsill stand column inner plate assembly and the doorsill stand column outer plate assembly, the welding strength between the inner plate structure and the outer plate structure of the doorsill stand column reinforcing assembly can be improved, and the cracking risk of doorsill welding spots is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle body structures, in particular to a door sill pillar reinforcement assembly, a vehicle body structure and a car. Background Art

[0002] At present, in order to reduce weight and cost, some car models combine the front end of the threshold and the pillar into one part, resulting in insufficient strength of the front end of the threshold. The conventional practice is to strengthen the entire threshold or hinge pillar, but it is difficult to solve problems such as reduced occupant survival space due to cracking of the inner and outer panels, poor stability of test results, etc., and it will also lead to unreasonable material utilization and excessive weight. Utility Model Content

[0003] The utility model provides a threshold column reinforcement assembly, a vehicle body structure and a car, so as to solve the problem of insufficient strength of the threshold front end in the existing threshold column reinforcement assembly.

[0004] A threshold pillar reinforcement assembly includes a threshold pillar inner panel assembly, a threshold pillar outer panel assembly and a reinforcement member;

[0005] The threshold pillar inner plate assembly is connected to the threshold pillar outer plate assembly, and the two cooperate to form a force transmission cavity;

[0006] The reinforcement is arranged in the front end area of ​​the force transmission cavity along the front-rear direction of the vehicle, and the reinforcement is connected to the rocker pillar inner panel assembly and the rocker pillar outer panel assembly.

[0007] Preferably, the reinforcement comprises a main body panel arranged along the front-rear direction of the vehicle, a first side of the main body panel is connected to the rocker pillar inner panel assembly, and a second side of the main body panel is connected to the rocker pillar outer panel assembly.

[0008] Preferably, the reinforcement member further comprises a first connecting plate extending inwardly from a first side of the main body plate along the left-right direction of the vehicle and a second connecting plate extending outwardly from a second side of the main body plate along the left-right direction of the vehicle;

[0009] The first connecting plate is connected to the inner panel assembly of the threshold pillar, and the second connecting plate is connected to the outer panel assembly of the threshold pillar.

[0010] Preferably, the reinforcement member further comprises a first overlapping edge extending from one side of the first connecting plate along the vertical direction of the vehicle and a second overlapping edge extending from one side of the second connecting plate along the vertical direction of the vehicle;

[0011] The first overlapping edge is connected to the threshold pillar inner panel assembly, and the second overlapping edge is connected to the threshold pillar outer panel assembly.

[0012] Preferably, the rocker pillar inner panel assembly comprises a rocker inner panel arranged along the front-rear direction of the vehicle and a pillar inner panel arranged along the upper-lower direction of the vehicle, and the lower end of the pillar inner panel is connected to the front end of the rocker inner panel;

[0013] The rocker pillar outer panel assembly includes a rocker outer panel arranged along the front-rear direction of the vehicle and a pillar outer panel arranged along the upper-lower direction of the vehicle, wherein the lower end of the pillar outer panel is connected to the front end of the rocker outer panel;

[0014] The rocker inner panel cooperates with the rocker outer panel to form a first cavity arranged along the front-rear direction of the vehicle, and the pillar inner panel cooperates with the pillar outer panel to form a second cavity arranged along the up-down direction of the vehicle; the first cavity and the second cavity cooperate to form the force transmission cavity;

[0015] The reinforcement is disposed in a front end region of the first cavity, a first side of the reinforcement is connected to the rocker inner panel, and a second side of the reinforcement is connected to the rocker outer panel.

[0016] Preferably, the front end of the reinforcement is connected to the front end of the rocker inner panel and the lower end of the pillar inner panel and / or the front end of the rocker outer panel and the lower end of the pillar outer panel.

[0017] Preferably, the rocker inner panel comprises an inner panel body, two inner panel side panels extending outwardly from both sides of the inner panel body along the left-right direction of the vehicle, and two inner panel lap edges extending from one side of the two inner panel side panels in opposite directions along the up-down direction of the vehicle respectively;

[0018] The rocker outer panel comprises an outer panel body, two outer panel side panels extending inwardly from both sides of the outer panel body along the left-right direction of the vehicle, and two outer panel lap edges extending from one side of the two outer panel side panels in opposite directions along the up-down direction of the vehicle;

[0019] The two inner plate overlapping edges are connected to the two outer plate overlapping edges;

[0020] A first side of the reinforcement is connected to the inner panel body or the inner panel side panel, and a second side of the reinforcement is connected to the outer panel body or the outer panel side panel.

[0021] A vehicle body structure comprises the sill pillar reinforcement assembly.

[0022] A car comprises the above-mentioned car body structure.

[0023] The threshold pillar reinforcement assembly provided in the embodiment of the utility model is mainly aimed at offset collisions (for example, 25% offset collisions), which can enhance the strength of the front end of the threshold, stably transmit the collision force to the rear, and reduce the risk of cracking of the inner and outer panels of the threshold to better cope with offset collisions. The threshold pillar reinforcement assembly includes a threshold pillar inner panel assembly, a threshold pillar outer panel assembly and a reinforcement member; during installation, the threshold pillar inner panel assembly is connected to the threshold pillar outer panel assembly, and the two cooperate to form a force transmission cavity, which can effectively absorb and transmit collision energy; the reinforcement member is arranged in the front end area of ​​the force transmission cavity along the front and rear direction of the vehicle, and this arrangement constitutes the basic framework of the threshold pillar reinforcement assembly, so that the original threshold mouth-shaped cavity structure becomes a Japanese-shaped structure, and the support stability of the force transmission cavity can be improved by the reinforcement member to enhance the bending resistance of the front end of the threshold, and greatly improve the impact resistance of the front end of the threshold to chassis parts such as tires in offset collisions; the reinforcement member is connected to the threshold pillar inner panel assembly and the threshold pillar outer panel assembly, which can improve the welding strength between the inner and outer panel structures of the threshold pillar reinforcement assembly, reduce the risk of cracking of the threshold weld point, improve the test stability and consistency, ensure the integrity of the passenger compartment, and ensure the survival space of the occupants. In addition, by adjusting the thickness and material of the reinforcement, it is possible to match vehicle models of different weights, so that the front end of the sill pillar reinforcement assembly can meet the required strength requirements with the least weight. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments of the utility model will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0025] Figure 1 It is a partial cutaway view of a threshold column assembly in one embodiment of the utility model;

[0026] Figure 2 is a cross-sectional view of a threshold column assembly in a first viewing angle in an embodiment of the utility model;

[0027] Figure 3 is a cross-sectional view of a threshold pillar assembly in a second viewing angle in one embodiment of the utility model;

[0028] Figure 4 It is a front view of a threshold pillar inner plate assembly in one embodiment of the utility model;

[0029] Figure 5 It is a front view of a threshold pillar outer panel assembly in one embodiment of the utility model;

[0030] Figure 6 It is a front view of a reinforcement member in one embodiment of the utility model.

[0031] in,

[0032] 1. Door sill column inner panel assembly; 11. Door sill inner panel; 111. Inner panel body; 112. Inner panel side panel; 113. Inner panel lap edge; 12. Pillar inner panel;

[0033] 2. Door sill column outer panel assembly; 21. Door sill outer panel; 211. Outer panel body; 212. Outer panel side panel; 213. Outer panel lap edge; 22. Pillar outer panel;

[0034] 3. Reinforcement member; 31. Main body plate; 32. First connecting plate; 33. Second connecting plate; 34. First overlapping edge; 35. Second overlapping edge. DETAILED DESCRIPTION

[0035] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0036] In the description of the present invention, it should be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

[0037] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0038] The utility model embodiment provides a threshold column reinforcement assembly, referring to Figure 1-3The threshold pillar reinforcement assembly includes a threshold pillar inner panel assembly 1, a threshold pillar outer panel assembly 2 and a reinforcement member 3; the threshold pillar inner panel assembly 1 is connected to the threshold pillar outer panel assembly 2, and the two cooperate to form a force transmission cavity; the reinforcement member 3 is arranged in the front end area of ​​the force transmission cavity along the front and rear direction of the vehicle, and the reinforcement member 3 is connected to the threshold pillar inner panel assembly 1 and the threshold pillar outer panel assembly 2.

[0039] As an example, the door sill pillar reinforcement assembly is mainly aimed at offset collisions (such as 25% offset collisions). It can enhance the strength of the front end of the door sill, stably transmit the collision force to the rear, and reduce the risk of cracking of the inner and outer panels of the door sill to better cope with offset collisions. The threshold pillar reinforcement assembly includes a threshold pillar inner panel component 1, a threshold pillar outer panel component 2 and a reinforcement member 3; during installation, the threshold pillar inner panel component 1 is connected to the threshold pillar outer panel component 2, and the two cooperate to form a force transmission cavity, which can effectively absorb and transmit collision energy; the reinforcement member 3 is arranged in the front end area of ​​the force transmission cavity along the front and rear direction of the vehicle, and this arrangement constitutes the basic framework of the threshold pillar reinforcement assembly, so that the original threshold mouth-shaped cavity structure becomes a Japanese-shaped structure, and the reinforcement member 3 can improve the support stability of the force transmission cavity to enhance the bending resistance of the front end of the threshold, and greatly improve the impact resistance of the front end of the threshold to chassis parts such as tires in offset collisions; the reinforcement member 3 is connected to the threshold pillar inner panel component 1 and the threshold pillar outer panel component 2, which can improve the welding strength between the inner and outer panel structures of the threshold pillar reinforcement assembly, reduce the risk of cracking of the threshold weld, improve the test stability and consistency, ensure the integrity of the passenger compartment, and ensure the survival space of the occupants. In addition, by adjusting the thickness and material of the reinforcement member 3, it can be matched with vehicle models of different weights, so that the front end of the door sill pillar reinforcement assembly can meet the required strength requirements with the least weight.

[0040] In one embodiment, referring to Figure 1 , Figure 2 , Figure 3 and Figure 6 The reinforcement 3 includes a main body panel 31 arranged along the front-rear direction of the vehicle, a first side of the main body panel 31 is connected to the rocker pillar inner panel assembly 1, and a second side of the main body panel 31 is connected to the rocker pillar outer panel assembly 2.

[0041] As an example, the reinforcement member 3 includes a main body plate 31, which is arranged along the front-to-back direction of the vehicle, specifically located at the front end area of ​​the threshold pillar reinforcement assembly, which can enhance the bending resistance of the front end of the threshold, and greatly improve the impact resistance of the front end of the threshold to chassis parts such as tires in offset collisions. The first side of the main body plate 31 is connected to the threshold pillar inner plate assembly 1, and the second side of the main body plate 31 is connected to the threshold pillar outer plate assembly 2. In this way, the threshold pillar inner plate assembly 1 and the threshold pillar outer plate assembly 2 are welded together, and then the main body plate 31 is respectively welded to the threshold pillar inner plate assembly 1 and the threshold pillar outer plate assembly 2, which can improve the welding strength between the inner and outer plate structures of the threshold pillar reinforcement assembly, reduce the risk of cracking of the threshold welding point, improve the test stability and consistency, ensure the integrity of the passenger compartment, and ensure the occupant survival space.

[0042] In one embodiment, referring to Figure 3 and Figure 6 The reinforcement 3 also includes a first connecting plate 32 extending inward from a first side of the main plate 31 along the left-right direction of the vehicle and a second connecting plate 33 extending outward from a second side of the main plate 31 along the left-right direction of the vehicle; the first connecting plate 32 is connected to the rocker pillar inner panel assembly 1, and the second connecting plate 33 is connected to the rocker pillar outer panel assembly 2.

[0043] As an example, the reinforcement 3 also includes a first connecting plate 32 and a second connecting plate 33; the first connecting plate 32 extends inward from the first side of the main plate 31 along the left-right direction of the vehicle, and the second connecting plate 33 extends outward from the second side of the main plate 31 along the left-right direction of the vehicle; such a configuration makes the reinforcement 3 present a Z-shaped structure, and by adding a Z-shaped member between the threshold pillar inner plate assembly 1 and the threshold pillar outer plate assembly 2, the original threshold mouth-shaped cavity structure is changed into a Japanese-shaped structure, which greatly improves the bending resistance of the front end of the threshold. During installation, the first connecting plate 32 is connected to the threshold pillar inner plate assembly 1, the second connecting plate 33 is connected to the threshold pillar outer plate assembly 2, and the Z-shaped reinforcement 3 is welded to the threshold pillar inner plate assembly 1 and the threshold pillar outer plate assembly 2, which greatly improves the welding strength between the inner and outer plates of the threshold pillar, reduces the risk of cracking of the threshold welding point, improves the test stability and consistency, and ensures the occupant's survival space.

[0044] In one embodiment, referring to Figure 3 and Figure 6 The reinforcement 3 also includes a first overlapping edge 34 extending from one side of the first connecting plate 32 along the vertical direction of the vehicle and a second overlapping edge 35 extending from one side of the second connecting plate 33 along the vertical direction of the vehicle; the first overlapping edge 34 is connected to the rocker pillar inner panel assembly 1, and the second overlapping edge 35 is connected to the rocker pillar outer panel assembly 2.

[0045] As an example, the reinforcement 3 further includes a first overlapping edge 34 and a second overlapping edge 35. The first overlapping edge 34 includes two arrangement structures; the first arrangement structure is that the first overlapping edge 34 extends upward from one side of the first connecting plate 32 along the up-down direction of the vehicle; the second arrangement structure is that the first overlapping edge 34 extends downward from one side of the first connecting plate 32 along the up-down direction of the vehicle. The second overlapping edge 35 includes two arrangement structures; the first arrangement structure is that the second overlapping edge 35 extends downward from one side of the second connecting plate 33 along the up-down direction of the vehicle; the second arrangement structure is that the second overlapping edge 35 extends upward from one side of the second connecting plate 33 along the up-down direction of the vehicle. During installation, the first overlapping edge 34 is connected to the threshold pillar inner panel assembly 1, and the second overlapping edge 35 is connected to the threshold pillar outer panel assembly 2, so that the overlapping area between the reinforcement 3 and the threshold pillar inner panel assembly 1 and the threshold pillar outer panel assembly 2 can be further increased, thereby further improving the welding strength.

[0046] In one embodiment, referring to Figure 1-5 The sill pillar inner panel assembly 1 includes a sill inner panel 11 arranged along the front-rear direction of the vehicle and a pillar inner panel 12 arranged along the up-down direction of the vehicle, and the lower end of the pillar inner panel 12 is connected to the front end of the sill inner panel 11; the sill pillar outer panel assembly 2 includes a sill outer panel 21 arranged along the front-rear direction of the vehicle and a pillar outer panel 22 arranged along the up-down direction of the vehicle, and the lower end of the pillar outer panel 22 is connected to the front end of the sill outer panel 21; the sill inner panel 11 and the sill outer panel 21 cooperate to form a first cavity arranged along the front-rear direction of the vehicle, and the pillar inner panel 12 and the pillar outer panel 22 cooperate to form a second cavity arranged along the up-down direction of the vehicle; the first cavity and the second cavity cooperate to form a force transmission cavity; the reinforcement member 3 is arranged in the front end area of ​​the first cavity, the first side of the reinforcement member 3 is connected to the sill inner panel 11, and the second side of the reinforcement member 3 is connected to the sill outer panel 21.

[0047] As an example, the sill pillar inner panel assembly 1 includes a sill inner panel 11 and a pillar inner panel 12; the sill inner panel 11 is arranged along the front-rear direction of the vehicle, and the pillar inner panel 12 is arranged along the up-down direction of the vehicle. During installation, the lower end of the pillar inner panel 12 is connected to the front end of the sill inner panel 11, and there are two specific arrangements; the first arrangement is that the pillar inner panel 12 and the sill inner panel 11 are an integrated structure, and the pillar inner panel 12 extends from the front end of the sill inner panel 11 along the up-down direction of the vehicle; the second arrangement is to fix the lower end of the pillar inner panel 12 to the front end of the sill inner panel 11 by welding or other methods.

[0048] The sill pillar outer panel assembly 2 includes a sill outer panel 21 and a pillar outer panel 22; the sill outer panel 21 is arranged along the front-rear direction of the vehicle, and the pillar outer panel 22 is arranged along the up-down direction of the vehicle. When installed, the lower end of the pillar outer panel 22 is connected to the front end of the sill outer panel 21. There are two specific arrangements; the first arrangement is that the pillar outer panel 22 and the sill outer panel 21 are an integral structure, and the pillar outer panel 22 extends from the front end of the sill outer panel 21 along the up-down direction of the vehicle; the second arrangement is to fix the lower end of the pillar outer panel 22 to the front end of the sill outer panel 21 by welding or other methods.

[0049] The rocker inner panel 11 and the rocker outer panel 21 cooperate to form a first cavity arranged along the front-rear direction of the vehicle, the pillar inner panel 12 and the pillar outer panel 22 cooperate to form a second cavity arranged along the upper-lower direction of the vehicle, and the first cavity and the second cavity cooperate to form a force transmission cavity; the setting of the second cavity facilitates the transmission of the force received by the pillar to the rocker, thereby improving the deformation resistance of the pillar; the setting of the first cavity facilitates the transmission of the collision force received by the vehicle from front to rear, thereby improving the impact resistance of the rocker.

[0050] The reinforcement 3 is arranged in the front end area of ​​the first cavity, which can enhance the bending resistance of the front end of the door sill, and greatly improve the impact resistance of the front end of the door sill to chassis parts such as tires in offset collision. The first side of the reinforcement 3 is connected to the door sill inner panel 11, and the second side of the reinforcement 3 is connected to the door sill outer panel 21, which can improve the welding strength between the door sill inner panel 11 and the door sill outer panel 21, reduce the risk of cracking of the door sill welding point, improve the stability and consistency of the test, ensure the integrity of the passenger compartment, and ensure the survival space of the passengers.

[0051] In one embodiment, referring to Figure 1-5 The front end of the reinforcement member 3 is connected to the front end of the rocker inner panel 11 and the lower end of the pillar inner panel 12 and / or the front end of the rocker outer panel 21 and the lower end of the pillar outer panel 22 .

[0052] As an example, the front end of the reinforcement 3 can be completely connected to the front end of the rocker inner panel 11 and the lower end of the pillar inner panel 12; it can also be completely connected to the front end of the rocker outer panel 21 and the lower end of the pillar outer panel 22; it can also be partially connected to the front end of the rocker inner panel 11 and the lower end of the pillar inner panel 12, and partially connected to the front end of the rocker outer panel 21 and the lower end of the pillar outer panel 22; this arrangement can enhance the bending resistance of the front end of the rocker, and greatly improve the impact resistance of the front end of the rocker against chassis parts such as tires in offset collisions.

[0053] In one embodiment, referring to Figure 3The rocker inner panel 11 includes an inner panel body 111, two inner panel side panels 112 extending outwardly from both sides of the inner panel body 111 along the left-right direction of the vehicle, and two inner panel lap edges 113 extending from one side of the two inner panel side panels 112 in opposite directions along the up-down direction of the vehicle; the rocker outer panel 21 includes an outer panel body 211, two outer panel side panels 212 extending inwardly from both sides of the outer panel body 211 along the left-right direction of the vehicle, and two outer panel lap edges 213 extending from one side of the two outer panel side panels 212 in opposite directions along the up-down direction of the vehicle; the two inner panel lap edges 113 are connected to the two outer panel lap edges 213; the first side of the reinforcement 3 is connected to the inner panel body 111 or the inner panel side panel 112, and the second side of the reinforcement 3 is connected to the outer panel body 211 or the outer panel side panel 212.

[0054] As an example, the rocker inner panel 11 includes an inner panel body 111, two inner panel side panels 112 and two inner panel lap edges 113; the inner panel body 111 is arranged along the front-rear direction of the vehicle, and the two inner panel side panels 112 extend outward from both sides of the inner panel body 111 along the left-right direction of the vehicle, and the two inner panel lap edges 113 extend from one side of the two inner panel side panels 112 in opposite directions along the up-down direction of the vehicle, so that the cross-sectional structure of the rocker inner panel 11 in the front-rear direction of the vehicle presents a polygonal structure.

[0055] The rocker outer panel 21 includes an outer panel body 211, two outer panel side panels 212 and two outer panel lap edges 213; the outer panel body 211 is arranged along the front-rear direction of the vehicle, the two outer panel side panels 212 extend inward from both sides of the outer panel body 211 along the left-right direction of the vehicle, and the two outer panel lap edges 213 extend from one side of the two outer panel side panels 212 in opposite directions along the up-down direction of the vehicle, so that the cross-sectional structure of the rocker inner panel 11 in the front-rear direction of the vehicle presents a polygonal structure.

[0056] The two inner panel overlap edges 113 are connected to the two outer panel overlap edges 213, which is convenient for welding the two structures together, and can improve the welding strength between the threshold inner panel 11 and the threshold outer panel 21. The first side of the reinforcement 3 is connected to the inner panel body 111 or the inner panel side panel 112, and the second side of the reinforcement 3 is connected to the outer panel body 211 or the outer panel side panel 212; thus, the reinforcement 3 has the following four arrangement structures: the first arrangement structure, the first side of the reinforcement 3 is welded to the inner panel body 111, and the second side of the reinforcement 3 is welded to the outer panel body 211. The second arrangement structure, the first side of the reinforcement 3 is welded to the inner panel side panel 112, and the second side of the reinforcement 3 is welded to the outer panel body 211. The third arrangement structure, the first side of the reinforcement 3 is welded to the inner panel body 111, and the second side of the reinforcement 3 is welded to the outer panel side panel 212. In the fourth arrangement structure, the first side of the reinforcement member 3 is welded to the inner panel side panel 112, and the second side of the reinforcement member 3 is welded to the outer panel side panel 212. This arrangement can improve the welding strength between the rocker inner panel 11 and the rocker outer panel 21, reduce the risk of cracking of the rocker weld point, improve the test stability and consistency, ensure the integrity of the passenger compartment, and ensure the survival space of the occupants.

[0057] An embodiment of the utility model provides a vehicle body structure, including a door sill pillar reinforcement assembly.

[0058] As an example, the door sill pillar reinforcement assembly is mainly aimed at offset collisions (such as 25% offset collisions). It can enhance the strength of the front end of the door sill, stably transmit the collision force to the rear, and reduce the risk of cracking of the inner and outer panels of the door sill to better cope with offset collisions. The threshold pillar reinforcement assembly includes a threshold pillar inner panel component 1, a threshold pillar outer panel component 2 and a reinforcement member 3; during installation, the threshold pillar inner panel component 1 is connected to the threshold pillar outer panel component 2, and the two cooperate to form a force transmission cavity, which can effectively absorb and transmit collision energy; the reinforcement member 3 is arranged in the front end area of ​​the force transmission cavity along the front and rear direction of the vehicle, and this arrangement constitutes the basic framework of the threshold pillar reinforcement assembly, so that the original threshold mouth-shaped cavity structure becomes a Japanese-shaped structure, and the reinforcement member 3 can improve the support stability of the force transmission cavity to enhance the bending resistance of the front end of the threshold, and greatly improve the impact resistance of the front end of the threshold to chassis parts such as tires in offset collisions; the reinforcement member 3 is connected to the threshold pillar inner panel component 1 and the threshold pillar outer panel component 2, which can improve the welding strength between the inner and outer panel structures of the threshold pillar reinforcement assembly, reduce the risk of cracking of the threshold weld, improve the test stability and consistency, ensure the integrity of the passenger compartment, and ensure the survival space of the occupants. In addition, by adjusting the thickness and material of the reinforcement member 3, it can be matched with vehicle models of different weights, so that the front end of the door sill pillar reinforcement assembly can meet the required strength requirements with the least weight.

[0059] An embodiment of the utility model provides a car, comprising a car body structure.

[0060] As an example, the door sill pillar reinforcement assembly is mainly aimed at offset collisions (such as 25% offset collisions). It can enhance the strength of the front end of the door sill, stably transmit the collision force to the rear, and reduce the risk of cracking of the inner and outer panels of the door sill to better cope with offset collisions. The threshold pillar reinforcement assembly includes a threshold pillar inner panel component 1, a threshold pillar outer panel component 2 and a reinforcement member 3; during installation, the threshold pillar inner panel component 1 is connected to the threshold pillar outer panel component 2, and the two cooperate to form a force transmission cavity, which can effectively absorb and transmit collision energy; the reinforcement member 3 is arranged in the front end area of ​​the force transmission cavity along the front and rear direction of the vehicle, and this arrangement constitutes the basic framework of the threshold pillar reinforcement assembly, so that the original threshold mouth-shaped cavity structure becomes a Japanese-shaped structure, and the reinforcement member 3 can improve the support stability of the force transmission cavity to enhance the bending resistance of the front end of the threshold, and greatly improve the impact resistance of the front end of the threshold to chassis parts such as tires in offset collisions; the reinforcement member 3 is connected to the threshold pillar inner panel component 1 and the threshold pillar outer panel component 2, which can improve the welding strength between the inner and outer panel structures of the threshold pillar reinforcement assembly, reduce the risk of cracking of the threshold weld, improve the test stability and consistency, ensure the integrity of the passenger compartment, and ensure the survival space of the occupants. In addition, by adjusting the thickness and material of the reinforcement member 3, it can be matched with vehicle models of different weights, so that the front end of the door sill pillar reinforcement assembly can meet the required strength requirements with the least weight.

[0061] The embodiments described above are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention, and should be included in the protection scope of the present invention.

Claims

1. A threshold pillar reinforcement assembly, characterized in that: It includes a threshold pillar inner panel assembly, a threshold pillar outer panel assembly and a reinforcement member; The threshold pillar inner plate assembly is connected to the threshold pillar outer plate assembly, and the two cooperate to form a force transmission cavity; The reinforcement is arranged in the front end area of ​​the force transmission cavity along the front-rear direction of the vehicle, and the reinforcement is connected to the rocker pillar inner panel assembly and the rocker pillar outer panel assembly.

2. The door sill pillar reinforcement assembly according to claim 1, characterized in that: The reinforcement member includes a main body panel arranged along the front-rear direction of the vehicle, a first side of the main body panel is connected to the rocker pillar inner panel assembly, and a second side of the main body panel is connected to the rocker pillar outer panel assembly.

3. The door sill pillar reinforcement assembly according to claim 2, characterized in that: The reinforcement member further includes a first connecting plate extending inwardly from a first side of the body plate along the left-right direction of the vehicle and a second connecting plate extending outwardly from a second side of the body plate along the left-right direction of the vehicle; The first connecting plate is connected to the inner panel assembly of the threshold pillar, and the second connecting plate is connected to the outer panel assembly of the threshold pillar.

4. The door sill pillar reinforcement assembly according to claim 3, characterized in that: The reinforcement member further includes a first overlapping edge extending from one side of the first connecting plate in the up-down direction of the vehicle and a second overlapping edge extending from one side of the second connecting plate in the up-down direction of the vehicle; The first overlapping edge is connected to the threshold pillar inner panel assembly, and the second overlapping edge is connected to the threshold pillar outer panel assembly.

5. The door sill pillar reinforcement assembly according to claim 1, characterized in that: The rocker pillar inner panel assembly includes a rocker inner panel arranged along the front-rear direction of the vehicle and a pillar inner panel arranged along the upper-lower direction of the vehicle, wherein the lower end of the pillar inner panel is connected to the front end of the rocker inner panel; The rocker pillar outer panel assembly includes a rocker outer panel arranged along the front-rear direction of the vehicle and a pillar outer panel arranged along the upper-lower direction of the vehicle, wherein the lower end of the pillar outer panel is connected to the front end of the rocker outer panel; The rocker inner panel cooperates with the rocker outer panel to form a first cavity arranged along the front-rear direction of the vehicle, and the pillar inner panel cooperates with the pillar outer panel to form a second cavity arranged along the up-down direction of the vehicle; the first cavity and the second cavity cooperate to form the force transmission cavity; The reinforcement is disposed in a front end region of the first cavity, a first side of the reinforcement is connected to the rocker inner panel, and a second side of the reinforcement is connected to the rocker outer panel.

6. The door sill pillar reinforcement assembly according to claim 5, characterized in that: The front end of the reinforcement is connected to the front end of the rocker inner panel and the lower end of the pillar inner panel and / or the front end of the rocker outer panel and the lower end of the pillar outer panel.

7. The door sill pillar reinforcement assembly according to claim 5, characterized in that: The rocker inner panel comprises an inner panel body, two inner panel side panels extending outwardly from both sides of the inner panel body along the left-right direction of the vehicle, and two inner panel lap edges extending from one side of the two inner panel side panels in opposite directions along the up-down direction of the vehicle; The rocker outer panel comprises an outer panel body, two outer panel side panels extending inwardly from both sides of the outer panel body along the left-right direction of the vehicle, and two outer panel lap edges extending from one side of the two outer panel side panels in opposite directions along the up-down direction of the vehicle; The two inner plate overlapping edges are connected to the two outer plate overlapping edges; A first side of the reinforcement is connected to the inner panel body or the inner panel side panel, and a second side of the reinforcement is connected to the outer panel body or the outer panel side panel.

8. A vehicle body structure, characterized in that: The invention comprises the threshold pillar reinforcement assembly as claimed in any one of claims 1 to 7.

9. A car, characterized in that: The vehicle body structure comprises the vehicle body structure as claimed in claim 8.

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