Automobile forecabin supporting beam assembly

Abstract

The utility model discloses an automobile forecabin supporting beam assembly which comprises a main supporting beam, a cross beam is fixedly connected to one side of the main supporting beam, an auxiliary supporting beam is fixedly connected to one side of the cross beam, a connecting support is fixedly connected to the top of the main supporting beam, and a positioning hole is formed in the top of the connecting support. A multi-component combined structure and an aluminum alloy material are adopted, the lightweight design is achieved, meanwhile, the overall strength and rigidity of a vehicle body forecabin are enhanced, and through the arrangement of a middle cavity, a weight reduction cavity, a collision energy absorption box and reinforcing ribs, the overall strength and rigidity of the vehicle body forecabin are improved. The safety performance and the crashworthiness of the vehicle are effectively improved, and the safety of passengers can be better protected when the vehicle is collided. In addition, the mounting structure of the circular tube shaft sleeve and the rivet nut optimizes the fixing mode of parts, improves the reliability and convenience of mounting, and is beneficial to maintenance and replacement of the vehicle.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile parts, and particularly relates to an automobile front cabin support beam assembly. Background Technique

[0002] The automobile front cabin support beam assembly is an important structural component at the front of the vehicle. It is usually composed of multiple beam-shaped components, responsible for absorbing and dispersing impact energy during a vehicle collision, protecting the passenger cabin from serious damage, while maintaining the overall rigidity of the front of the vehicle, supporting key components such as the engine, and ensuring the safety performance and structural stability of the vehicle.

[0003] The front cabin support beam assembly is usually composed of a single cross beam, which usually only plays a strengthening role. However, the large number of installed parts results in a heavy weight, which is not conducive to platformization and lightweighting. Moreover, the strength of a single cross beam is small, which easily leads to insufficient strength of the periphery of the vehicle body front cabin. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide an automobile front cabin support beam assembly to solve the problem that the front cabin support beam assembly is usually composed of a single cross beam, which usually only plays a strengthening role. However, the large number of installed parts results in a heavy weight, which is not conducive to platformization and lightweighting. Moreover, the strength of a single cross beam is small, which easily leads to insufficient strength of the periphery of the vehicle body front cabin.

[0005] To achieve the above object, the utility model provides the following technical scheme: an automobile front cabin support beam assembly, including a main support beam, a cross beam is fixedly connected to one side of the main support beam, a secondary support beam is fixedly connected to one side of the cross beam, a connection support is fixedly connected to the top of the main support beam, a positioning hole is opened at the top of the connection support, front cabin mounting brackets are symmetrically and fixedly connected to one side inside the secondary support beam, support plates are symmetrically and fixedly connected inside the main support beam, the cross beam and the secondary support beam, and intermediate cavities and weight reduction cavities are respectively opened on the left and right sides of the support plate.

[0006] Preferably, collision energy absorption boxes are symmetrically and fixedly connected to the top of the secondary support beam.

[0007] Preferably, a reinforcing rib is fixedly connected between the secondary support beam and the cross beam.

[0008] Preferably, a plurality of circular positioning holes are uniformly arranged.

[0009] Preferably, circular tube bushings are symmetrically opened on one side of the top of the front cabin mounting bracket, and rivet nuts are arranged on the top of the circular tube bushings.

[0010] Preferably, the main support beam, the secondary support beam, the cross beam and the front cabin mounting bracket are all made of aluminum alloy material.

[0011] Preferably, fixing points are symmetrically provided on both sides of the top of the main support beam.

[0012] Compared with the prior art, the utility model provides a front cabin support beam assembly for an automobile, which has the following beneficial effects:

[0013] 1. The utility model provides a front cabin support beam assembly for automobiles, adopts a multi-component combination structure and aluminum alloy material, realizes a lightweight design, and at the same time enhances the overall strength and rigidity of the front cabin of the vehicle body. The opening of the middle cavity and the weight reduction cavity, as well as the setting of the collision energy absorption box and the reinforcement ribs effectively improve the safety performance and crash resistance of the vehicle, so that the vehicle can better protect the safety of the occupants when encountering a collision. In addition, the installation structure of the round tube sleeve and the rivet nut optimizes the fixing method of the parts, improves the reliability and convenience of the installation, and is conducive to the maintenance and replacement of the vehicle.

[0014] 2. The utility model provides a front cabin support beam assembly for automobiles. The symmetrical fixing point design on the top of the main support beam enhances the versatility of the components, so that the support beam assembly can adapt to the installation requirements of different models, providing a good solution for automobile platform production. This design not only improves production efficiency, but also reduces production costs, bringing economic benefits to automobile manufacturers, and also provides consumers with safer and lighter automobile products.

[0015] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model has a scientific and reasonable structure, is safe and convenient to use, and provides great help to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is a schematic diagram of the axial structure of one side of a front cabin support beam assembly of an automobile proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the axial structure of the other side of a front cabin support beam assembly of an automobile proposed by the utility model;

[0019] Figure 3 This is a schematic diagram of the top view of the structure of a front cabin support beam assembly of an automobile proposed by the utility model;

[0020] Figure 4 This is a side structural schematic diagram of a front cabin support beam assembly of an automobile proposed by the utility model;

[0021] Figure 5Schematic cross-sectional structure diagram of a front cabin support beam assembly proposed by the present utility model;

[0022] In the figure: main support beam 1, secondary support beam 2, collision energy absorption box 3, longitudinal beam 4, cross beam 5, reinforcing rib 6, connection support 7, positioning hole 8, front cabin mounting bracket 9, circular tube bushing 10, rivet nut 11, support plate 12, intermediate cavity 13, weight reduction cavity 14. Specific implementation manner

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Please refer to Figures 1-5 , the present utility model provides a technical solution: a front cabin support beam assembly for an automobile, including a main support beam 1, a cross beam 5 is fixedly connected to one side of the main support beam 1, a secondary support beam 2 is fixedly connected to one side of the cross beam 5, a connection support 7 is fixedly connected to the top of the main support beam 1, a positioning hole 8 is opened at the top of the connection support 7, front cabin mounting brackets 9 are symmetrically and fixedly connected to one side inside the secondary support beam 2, support plates 12 are symmetrically and fixedly connected inside the main support beam 1, the cross beam 5 and the secondary support beam 2, intermediate cavities 13 and weight reduction cavities 14 are respectively opened on the left and right sides of the support plate 12. By adopting a multi-component combined structure and an aluminum alloy material, lightweight design is realized, and at the same time, the overall strength and rigidity of the front cabin of the vehicle body are enhanced. The opening of the intermediate cavity and the weight reduction cavity, as well as the setting of the collision energy absorption box and the reinforcing rib, effectively improve the safety performance and crashworthiness of the vehicle, enabling the vehicle to better protect the safety of the occupants when encountering a collision. In addition, the installation structure of the circular tube bushing and the rivet nut optimizes the fixing method of the components, improves the reliability and convenience of installation, and is conducive to the maintenance and replacement of the vehicle.

[0025] In the present utility model, preferably, collision energy absorption boxes 3 are symmetrically and fixedly connected to the top of the secondary support beam 2.

[0026] In the present utility model, preferably, a reinforcing rib 6 is fixedly connected between the secondary support beam 2 and the cross beam 5.

[0027] In the present utility model, preferably, a plurality of circular positioning holes 8 are evenly arranged.

[0028] In the present utility model, preferably, circular tube bushings 10 are symmetrically opened on one side of the top of the front cabin mounting bracket 9, and rivet nuts 11 are arranged on the top of the circular tube bushings 10.

[0029] In the present utility model, preferably, the main support beam 1, the auxiliary support beam 2, the cross beam 5 and the front cabin mounting bracket 9 are all made of aluminum alloy material.

[0030] In the present utility model, preferably, fixed points are symmetrically arranged on both sides of the top of the main support beam 1.

[0031] The working principle and usage process of the present utility model: When in use, during vehicle driving or collision, the main support beam 1 serves as the main force-bearing structure, undertaking the task of absorbing and dispersing collision energy. The cross beam 5 is fixedly connected to the main support beam 1, playing a role in auxiliary support and enhancing the rigidity of the vehicle body front cabin. The auxiliary support beam 2 further enhances the overall strength of the structure. The collision energy absorption boxes 3 symmetrically fixedly connected to its top can effectively absorb energy during a collision, reducing the harm to the occupants. The support plate 12 is fixed inside the main support beam 1, the cross beam 5 and the auxiliary support beam 2. The intermediate cavities 13 and weight reduction cavities 14 opened on its left and right sides are designed to reduce the overall weight without sacrificing the structural strength. The reinforcing rib 6 is arranged between the auxiliary support beam 2 and the cross beam 5, improving the stability of the connection part and preventing deformation during a collision. The connection support 7 is located at the top of the main support beam 1, and the positioning holes 8 on it are used for accurately installing other vehicle body parts, ensuring the correct position of the entire support beam assembly. The round tube bushings 10 and rivet nuts 11 symmetrically arranged on one side of the top of the front cabin mounting bracket 9 provide a reliable fixing method, making the installation of components more firm and facilitating maintenance and replacement. Generally speaking, the support beam assembly of the present utility model is made of aluminum alloy material, realizing lightweight design, not only improving the safety performance and crashworthiness of the vehicle, but also improving the production efficiency and component versatility through the optimized installation structure, bringing double benefits to automobile manufacturers and consumers.

[0032] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A front cabin support beam assembly for an automobile, comprising a main support beam (1), characterized in that: One side of the main support beam (1) is fixedly connected to a cross beam (5), one side of the cross beam (5) is fixedly connected to a secondary support beam (2), the top of the main support beam (1) is fixedly connected to a connecting support (7), the top of the connecting support (7) is provided with a positioning hole (8), one side of the interior of the secondary support beam (2) is symmetrically fixedly connected to a front cabin mounting frame (9), the interior of the main support beam (1), the cross beam (5) and the secondary support beam (2) are all symmetrically fixedly connected to a support plate (12), and the left and right sides of the support plate (12) are respectively provided with an intermediate cavity (13) and a weight reduction cavity (14).

2. The automobile front cabin support beam assembly according to claim 1, characterized in that: A collision energy absorption box (3) is symmetrically fixedly connected to the top of the secondary support beam (2).

3. The automobile front cabin support beam assembly according to claim 1, characterized in that: A reinforcing rib (6) is fixedly connected between the auxiliary support beam (2) and the cross beam (5).

4. The automobile front cabin support beam assembly according to claim 1, characterized in that: The positioning holes (8) are circular and are provided in a plurality.

5. The automobile front cabin support beam assembly according to claim 1, characterized in that: A round tube sleeve (10) is symmetrically provided on one side of the top of the front cabin mounting frame (9), and a rivet nut (11) is provided on the top of the round tube sleeve (10).

6. The automobile front cabin support beam assembly according to claim 1, characterized in that: The main support beam (1), the secondary support beam (2), the cross beam (5) and the front cabin mounting frame (9) are all made of aluminum alloy.

7. The automobile front cabin support beam assembly according to claim 1, characterized in that: Fixed points are symmetrically provided on both sides of the top of the main support beam (1).

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