CN217893024U

CN217893024U - Interior additional strengthening and vehicle of cabin assembly

Info

Publication number: CN217893024U
Application number: CN202222169489.8U
Authority: CN
Inventors: 姜涛; 王美玲; 刘浩; 冯娟; 魏超越; 于殿轮
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-11-25
Anticipated expiration: 2032-08-17

Abstract

The utility model provides an internal reinforcing structure of a cabin assembly and a vehicle, the internal reinforcing structure cabin assembly of the utility model comprises a front end frame assembly positioned at the front end of a cabin longitudinal beam assembly, a front wall assembly positioned at the rear end of the cabin longitudinal beam assembly and a front wheel cover assembly arranged on the cabin longitudinal beam assembly; the internal reinforcing structure comprises a front pull rod and a rear pull rod; two ends of the front pull rod are respectively connected to the front end frame assembly and the front wheel cover assembly, and two ends of the two rear pull rods are respectively connected to the front wheel cover assembly and the front wall assembly. The utility model discloses an inside additional strengthening of cabin assembly has increased the inside support performance of cabin assembly, can improve the overall structure intensity of cabin assembly.

Description

Interior additional strengthening and vehicle of cabin assembly

Technical Field

The utility model relates to an automobile body structure technical field, in particular to cabin assembly's inside additional strengthening. Additionally, the utility model discloses still relate to a vehicle.

Background

The existing vehicle cabin assembly generally adopts a reinforcing structure comprising a front wheel cover side beam assembly, a cabin longitudinal beam assembly, a front end frame assembly, a front wall assembly, a front wheel cover assembly and the like. The front wheel cover assembly is assembled and welded in the middle of the front wheel cover side beam assembly and the cabin longitudinal beam assembly, the front wheel cover side beam assembly, the cabin longitudinal beam assembly and the front wall assembly are arranged up, in and down and welded with each other to form an integral structure, the front end frame assembly and the front wall assembly are assembled at the front end and the rear end of the cabin longitudinal beam assembly respectively, and the five assemblies are matched with each other and welded to form the cabin assembly.

The cabin assembly forms a large annular structure after being welded, the middle of the annular structure is a large cavity space, and the cavity space in the cabin assembly is used for accommodating automobile functional components such as an engine, an air conditioner and the like. However, the larger space of the cavity in the nacelle assembly results in a reduced overall impact resistance and a reduced torsion and impact resistance of the entire annular nacelle assembly. When the front and side impact force and the ground tire reaction force applied to the assembly are transmitted to the cabin assembly, the external applied force is easy to deform integrally due to insufficient torsion resistance and structural strength of the cabin assembly, so that other vehicle body structures and functional components in the cavity space are damaged, the normal use of the vehicle is influenced, or the driving safety problem is caused.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to an internal reinforcing structure of a cabin assembly to increase the supporting performance inside the cabin assembly, thereby improving the overall structural strength of the cabin assembly.

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

an internal reinforcing structure of a cabin assembly, wherein the cabin assembly comprises a front end frame assembly positioned at the front end of a cabin longitudinal beam assembly, a front wall assembly positioned at the rear end of the cabin longitudinal beam assembly, and a front wheel cover assembly arranged on the cabin longitudinal beam assembly;

the internal reinforcing structure comprises a front pull rod and a rear pull rod; the two ends of the front pull rod are connected to the front end frame assembly and the front wheel cover assembly respectively, and the two ends of the rear pull rod are connected to the front wheel cover assembly and the front wall assembly respectively.

Further, the front tie rod and/or the rear tie rod are connected to the top of the front wheel cover assembly.

Further, the front pull rod and/or the rear pull rod are connected with the cabin assembly through bolts.

Furthermore, the end part of the front pull rod and/or the rear pull rod is provided with a flat connecting part, and the connecting part is provided with a penetrating hole for penetrating the bolt.

Furthermore, the front pull rod and the rear pull rod are symmetrically arranged in the left-right direction, and the two front pull rods and the two rear pull rods are respectively connected to the two front wheel cover assemblies on the left side and the right side in the engine room assembly.

Further, the front end frame assembly is divided into three sections with equal length in the vehicle width direction by two positions of the front pull rod connected to the front end frame assembly, and/or the front wall assembly is divided into three sections with equal length in the vehicle width direction by two positions of the front pull rod connected to the rear end frame assembly.

Furthermore, two front wall reinforcing plates are arranged on the front wall assembly and are respectively arranged at the position connecting the two rear pull rods.

Furthermore, a pull rod bracket used for connecting the rear pull rod is arranged on the front wall reinforcing plate.

Furthermore, the pull rod support comprises an upper support and a lower support which are arranged in a stacked mode, mounting holes which penetrate through the upper support and the lower support are formed in the pull rod support, and the rear pull rod is connected to the pull rod support through the mounting holes.

Compared with the prior art, the utility model discloses following advantage has:

the utility model discloses an inside additional strengthening of cabin assembly sets up anterior pull rod between front wheel casing assembly and front end frame assembly to form the support between front end frame assembly and front wheel casing assembly, reduced the straight line length of front end frame assembly atress, can effectively reduce the problem that front end frame assembly warp because of the unsettled big rear portion of self does not have support additional strengthening easily when whole atress.

Similarly, a rear pull rod is arranged between the front wheel cover assembly and the front wall assembly, so that support is formed between the front wall assembly and the front wheel cover assembly, and the impact from the side part of the vehicle can be transmitted to the front wall assembly and the whole vehicle body framework through the rear pull rod; the supporting performance inside the cabin assembly is increased, and the overall structural strength of the cabin assembly can be improved.

In addition, the front pull rod and the rear pull rod are arranged in a bilateral symmetry mode, so that arrangement is convenient, the space of a cavity inside the cabin assembly is regular, and the overall structural performance and the impact resistance of the cabin assembly are balanced.

In addition, the front wall reinforcing plate is additionally arranged on the front wall assembly, so that the structural strength of the part, connected with the rear pull rod, of the front wall assembly can be effectively enhanced, and the impact force from the rear pull rod is convenient to transmit and disperse on the front wall assembly.

Another object of the present invention is to provide a vehicle, wherein the cabin assembly of the vehicle is provided with the internal reinforcing structure of the cabin assembly.

Compared with the prior art, the utility model discloses the vehicle has the inside additional strengthening that above-mentioned cabin assembly possesses technical advantage.

Drawings

The accompanying drawings, which form a part of the present disclosure, are provided to further understand the present disclosure, and the exemplary embodiments and descriptions thereof are used to explain the present disclosure, wherein the related front and back, upper and lower, and other words are only used to represent relative positional relationships, which do not constitute an improper limitation of the present disclosure. In the drawings:

fig. 1 is a schematic overall structural diagram of a nacelle assembly according to a first embodiment of the present invention;

fig. 2 is a schematic perspective view of an internal reinforcing structure of a nacelle assembly according to a first embodiment of the present invention;

FIG. 3 is an exploded view of the components shown in FIG. 2;

fig. 4 is a schematic structural view of the first pull rod bracket according to the embodiment of the present invention.

Description of reference numerals:

1. a wheel cover edge beam assembly; 2. a nacelle stringer assembly; 3. a front end frame assembly;

4. a front wall assembly; 400. a front wall reinforcement panel;

5. a front wheel cover assembly;

60. a connecting portion; 61. a front pull rod; 62. a rear pull rod; 600. penetrating and installing holes;

7. a tie rod bracket; 71. an upper bracket; 72. a lower bracket; 700. mounting holes; 701. a base plate; 702. a rear side plate; 703. and (5) flanging.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "back", etc. appear, they are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, the terms "mounted," "connected," and "connected" are to be construed broadly unless otherwise specifically limited. For example, the connection may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention can be understood in combination with the specific situation.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

The utility model relates to an internal strengthening structure of a cabin assembly, which is beneficial to increasing the internal supporting performance of the cabin assembly, thereby improving the overall structural strength of the cabin assembly; one exemplary configuration of which is shown in fig. 1 and 2.

In general, the nacelle assembly includes a front frame assembly 3 located at the front end of the nacelle side member assembly 2, a front wall assembly 4 located at the rear end of the nacelle side member assembly 2, and a front wheel cover assembly 5 provided on the nacelle side member assembly 2. The internal reinforcing structure of the nacelle assembly comprises a front tie rod 61 and a rear tie rod 62; wherein, two ends of the front pull rod 61 are respectively connected with the front wheel cover assembly 5 and the front end frame assembly 3; two ends of the rear pull rod 62 are respectively connected to the front wheel cover assembly 5 and the front wall assembly 4.

The number of the front tension rod 61 and the two rear tension rods 62 may be one or more. In the present embodiment, each of the front tie rods 61 and the rear tie rods 62 is two arranged in bilateral symmetry. Wherein, the two front pull rods 61 and the two rear pull rods 62 are respectively connected to the two front wheel cover assemblies 5 at the left and right sides in the engine room assembly.

In addition, the specific arrangement postures and connection positions of the two front tie rods 61 and the two rear tie rods 62 can be flexibly adjusted. In this embodiment, the front and

rear tie rods

61 and 62 are each connected to the top of the front wheel house assembly 5. The front pull rod 61 and the rear pull rod 62 are connected to the top of the front wheel cover assembly 5, so that the installation is convenient, the height conditions of the front wall assembly 4 and the front end frame assembly 3 are matched, and the horizontal arrangement of the front pull rod 61 and the rear pull rod 62 is convenient. The two front pull rods 61 and the two rear pull rods 62 are arranged in a left-right symmetrical mode, so that arrangement is facilitated, the space of a cavity inside the cabin assembly is regular, and the overall structural performance and the impact resistance of the cabin assembly are balanced.

Furthermore, the four tie rods are preferably mounted on the nacelle assembly by bolts, that is, the front tie rod 61 is connected with the front end frame assembly 3 and the front wheel cover assembly 5, and the rear tie rod 62 is connected with the front wheel cover assembly 5 and the cowl assembly 4 by bolts or bolt pairs. The connection installation form has the characteristics of reliable connection strength and convenience in installation and operation.

As shown in fig. 3, the end portions of the front tie rod 61 and the rear tie rod 62 may be provided with a flat connecting portion 60 for facilitating the insertion of the bolt, and the connecting portion 60 may be provided with an insertion hole 600 for inserting the bolt. The end parts of the front pull rod 61 and the rear pull rod 62 are arranged to be flat connecting parts 60, so that the penetrating and installing holes 600 can be conveniently formed, and the penetrating and installing of bolts or the assembling of bolt pairs are facilitated.

For the specific positions where the tie rods are connected to the front end frame assembly 3 and the cowl assembly 4, preferably, the two positions where the two front tie rods 61 are connected to the front end frame assembly 3 divide the front end frame assembly 3 into three sections having equal lengths in the vehicle width direction; meanwhile, the cowl assembly 4 may also refer to an arrangement in which two positions of the cowl assembly 4 where the two rear tie rods 62 are connected divide the cowl assembly 4 into three sections having equal lengths in the vehicle width direction.

By adopting the arrangement form of the connecting positions, the front end frame assembly 3 and the front wall assembly 4 can be divided into three stressed small sections. A force bearing structure form similar to a triangle is formed among the front pull rod 61, the front end frame assembly 3, the front wheel cover assembly 5 and the wheel cover boundary beam assembly 1, so that the front part has good structure, good force transmission performance and high structural strength. Similarly, a force bearing structure form similar to a triangle is formed among the rear pull rod 62, the front wall assembly 4, the front wheel cover assembly 5 and the wheel cover boundary beam assembly 1, so that the front part has good structure, good force transmission performance and high structural strength. The oblique angle-shaped reinforcing structure formed by the front pull rod 61 and the rear pull rod 62 can effectively improve the transmission of the front collision force and the side collision force of the cabin assembly between the assembly parts, and further effectively disperse the externally applied force to each part of the cabin assembly and the body frame assembly.

At the moment, the rear end of the engine room assembly is locally similar to a triangular bearing structure, so that the rear portion is good in structure, force transmission and structural strength. Through the setting as above, the cabin assembly can be effectively with anterior collision power and side direction collision through two rear portion pull rods 62 transmission diffusion for automobile body skeleton assembly, effectively slow down the damage of collision power to automobile body structure assembly to guarantee driver and crew's safety also can provide stronger structural support and additional strengthening to the cabin assembly.

As shown in fig. 3 and fig. 4, two front wall reinforcing plates 400 are provided on the front wall assembly 4, and the two front wall reinforcing plates 400 are provided at positions where the two rear tie rods 62 are connected, respectively. The front wall reinforcing plate 400 is additionally arranged on the front wall assembly 4, so that the structural strength of the part, connected with the rear pull rod 62, of the front wall assembly 4 can be effectively enhanced, and the impact force from the rear pull rod 62 is conveniently transmitted and dispersed on the front wall assembly 4.

In the present embodiment, the cowl reinforcing panel 400 is provided with the tie bar bracket 7 to which the rear tie bar 62 is connected. The pull rod support 7 comprises an upper support 71 and a lower support 72 which are arranged in a stacked mode, a mounting hole 700 penetrating through the upper support 71 and the lower support 72 is formed in the pull rod support 7, and the rear pull rod 62 is connected to the pull rod support 7 through the mounting hole 700.

Specifically, the upper bracket 71 and the lower bracket 72 may both adopt a structural form similar to a dustpan, and each include a bottom plate 701, a rear side plate 702 located at the rear side of the bottom plate 701, and two flanges 703 located at the left and right sides of the bottom plate 701, two ends of the rear side plate 702 are respectively connected with the two flanges 703, the mounting hole 700 is opened on the bottom plate 701, and the rear side plate 702 is used for connecting the front wall reinforcing plate 400. The upper bracket 71 and the lower bracket 72 are stacked in a back-to-back manner.

The tie rod bracket 7 is arranged on the front wall reinforcing plate 400, so that the rear tie rod 62 can be conveniently connected and installed on the front wall assembly 4. The pull rod support 7 adopts a structure that an upper support 71 and a lower support 72 are arranged in an up-and-down stacked manner, so that the self strength of the pull rod support 7 is improved; by providing the mounting hole 700 in the tie bar bracket 7, it is convenient to securely mount the rear tie bar 62 on the tie bar bracket 7 using a bolt pair. For the connection between the cowl assembly 4 and the cowl reinforcement panel 400, and between the brace bracket 7 and the cowl reinforcement panel 400, welding, screwing, or the like may be employed.

In summary, in the internal reinforcing structure of the nacelle assembly of the present embodiment, the two front tie rods 61 are disposed between the front wheel house assembly 5 and the front end frame assembly 3, so as to form a support between the front end frame assembly 3 and the front wheel house assembly 5, reduce the linear length of the front end frame assembly 3 under stress, and effectively reduce the problem that the front end frame assembly 3 is easily deformed due to its large suspension when being stressed as a whole and no supporting reinforcing structure at the rear; similarly, two rear tie rods 62 are provided between the front wheel house assembly 5 and the cowl assembly 4, so that a support is formed between the cowl assembly 4 and the front wheel house assembly 5, and an impact from the side of the vehicle can be transmitted to the cowl assembly 4 and the entire body frame through the rear tie rods 62; the supporting performance inside the cabin assembly is increased, and the overall structural strength of the cabin assembly can be improved.

Example two

The utility model relates to a vehicle is equipped with the inside additional strengthening of cabin assembly that embodiment one provided in the cabin assembly of this vehicle.

Before the internal reinforcing structure is arranged, the interior of the engine room assembly is of a cavity structure, and peripheral assembly parts are too large in suspension, so that the deformation and damage of the cavity structure of the engine room are easily caused when the force in the forward direction and the lateral direction is applied. The whole force bearing mode of the engine room assembly is changed by arranging the internal reinforcing structure of the engine room assembly, a small annular structure is formed in the engine room, the whole force transmission mode of the engine room assembly is effectively improved, the whole cavity structure of the engine room assembly is divided into a plurality of small force transmission areas, the stress situation that the front end frame assembly 3, the front wall assembly 4 and the front wheel cover assembly 5 are not supported mutually is changed, the front pull rod 61 and the rear pull rod 62 are symmetrically added at the weak positions of the three, and the problem that the mutual force transmission performance among the three is insufficient is effectively solved.

After setting up inside additional strengthening, front end frame assembly 3, preceding enclose assembly 4 and preceding wheel casing assembly 5 and each pull rod divide into five reinforcing regions with the cabin assembly, cabin bight position structure is optimized to four triangle-shaped additional strengthening, the middle optimization is a rhombus additional strengthening, the problem of the inside cavity of former cabin assembly does not have mutual reinforced support structure has effectively been solved, cabin assembly structure can play the interlocking and control effect each other when reaction force is applyed to lower automobile body, make cabin assembly antitorque circular telegram ability promote, structural strength increases. Therefore, when the cabin assembly is applied by forward and lateral external forces, the forces can be better transmitted and diffused in the assembly, and the overall force transmission effect of the cabin assembly is improved.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An internal reinforcing structure of a cabin assembly comprises a front end frame assembly (3) positioned at the front end of a cabin longitudinal beam assembly (2), a front wall assembly (4) positioned at the rear end of the cabin longitudinal beam assembly (2), and a front wheel cover assembly (5) arranged on the cabin longitudinal beam assembly (2); the method is characterized in that:

the internal reinforcing structure comprises a front tie rod (61) and a rear tie rod (62);

two ends of the front pull rod (61) are respectively connected to the front end frame assembly (3) and the front wheel cover assembly (5), and two ends of the rear pull rod (62) are respectively connected to the front wheel cover assembly (5) and the front wall assembly (4).

2. The internal reinforcing structure of the nacelle assembly as claimed in claim 1, wherein:

the front pull rod (61) and/or the rear pull rod (62) are connected to the top of the front wheel cover assembly (5).

3. The internal stiffening structure of a nacelle assembly as claimed in claim 1, wherein:

the front pull rod (61) and/or the rear pull rod (62) are connected with the cabin assembly through bolts.

4. The internal reinforcing structure of the nacelle assembly as claimed in claim 3, wherein:

the end part of the front pull rod (61) and/or the rear pull rod (62) is provided with a flat connecting part (60), and the connecting part (60) is provided with a penetrating hole (600) for penetrating and installing the bolt.

5. The internal stiffening structure of a nacelle assembly as claimed in claim 1, wherein:

the front pull rod (61) and the rear pull rod (62) are symmetrically arranged in the left-right direction, and the front pull rod (61) and the rear pull rod (62) are respectively connected to the two front wheel cover assemblies (5) on the left side and the right side of the cabin assembly.

6. The internal reinforcing structure of the nacelle assembly as claimed in claim 5, wherein:

the front end frame assembly (3) is divided into three sections with equal length in the vehicle width direction by two positions of the front end frame assembly (3) connected with the two front pull rods (61), and/or the front wall assembly (4) is divided into three sections with equal length in the vehicle width direction by two positions of the front wall assembly (4) connected with the two rear pull rods (62).

7. The internal stiffening structure of the nacelle assembly as claimed in any one of claims 1 to 6, wherein:

the front wall assembly (4) is provided with two front wall reinforcing plates (400), and the two front wall reinforcing plates (400) are respectively arranged at the position connecting the two rear pull rods (62).

8. The internal reinforcing structure of the nacelle assembly as claimed in claim 7, wherein:

and the front wall reinforcing plate (400) is provided with a pull rod bracket (7) used for connecting the rear pull rod (62).

9. The internal reinforcing structure of the nacelle assembly as claimed in claim 8, wherein:

the pull rod support (7) comprises an upper support (71) and a lower support (72) which are arranged in a stacked mode, a mounting hole (700) which penetrates through the upper support (71) and the lower support (72) together is formed in the pull rod support (7), and the rear pull rod (62) is connected to the pull rod support (7) through the mounting hole (700).

10. A vehicle, characterized in that:

an interior reinforcing structure of the cabin assembly of any one of claims 1 to 9 is provided in the cabin assembly of the vehicle.