CN210454967U

CN210454967U - A-pillar structure for reducing obstacle angle

Info

Publication number: CN210454967U
Application number: CN201920949854.2U
Authority: CN
Inventors: 王凤如; 许安平
Original assignee: IAT Automobile Technology Co Ltd
Current assignee: IAT Automobile Technology Co Ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-05-05
Anticipated expiration: 2029-06-24

Abstract

The utility model relates to a reduce A post structure at obstacle angle belongs to automobile structure design's technical field. The utility model discloses a column A structure for reducing barrier angle, which comprises a square closed pipe body, a column A upper connecting plate, a top cover front beam connecting plate and a column B upper end connecting plate; a groove matched with the square closed pipe body is formed in the connecting plate at the upper end of the B column along the length direction; the upper connecting plate of the A column is welded at the lower end of the square closed pipe body through an upper flanging; the connecting plate at the upper end of the B column is connected with the upper end of the square closed pipe body in a matching way through the groove and is glued and welded and fixed through structural adhesive; the top cover front beam connecting plate is welded on the middle section of the square closed pipe body through a side flanging. The utility model discloses a A post structure reduces A post obstacle angle, increases the driver field of vision, reduces the turn blind area, improves driving safety.

Description

A-pillar structure for reducing obstacle angle

Technical Field

The utility model relates to a technical field of automobile structure design, more specifically say, the utility model relates to a reduce A post structure at obstacle angle.

Background

Fig. 1 shows a position schematic diagram of an a-pillar structure in the prior art, fig. 2 shows a schematic diagram of the a-pillar structure, wherein an a-pillar main body is a hollow structure formed by welding inner plate reinforcing plates, the a-pillar structure generally needs to be added with a reinforcing plate structure in order to guarantee the collision performance of a finished automobile, but is limited by the requirements of the process, a structural member needs to meet the operation space of a tool, the section of the a-pillar structure in the prior art is large, the section structure directly influences the view of a driver, the driving safety is reduced, and the concept of light weight of an automobile body is not facilitated.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned technical problem that exists among the prior art, the utility model aims to provide a reduce A post structure at barrier angle.

The utility model discloses a reduce A post structure at obstacle angle, its characterized in that: the three-dimensional bending type steel pipe comprises a three-dimensional bending square closed pipe body, an A-pillar upper connecting plate, a top cover front cross beam connecting plate and a B-pillar upper end connecting plate; the upper connecting plate of the column A comprises an upper connecting plate body of the column A fixedly connected with the side wall front end reinforcing plate and an upper flanging arranged on the upper connecting plate body of the column A, the connecting plate of the front cross beam of the top cover comprises a connecting plate body of the front cross beam of the top cover and a side flanging arranged at the end part of the connecting plate body of the front cross beam of the top cover, and the connecting plate at the upper end of the column B is provided with a groove matched with the square closed pipe body along the length direction; the column A upper connecting plate is welded at the lower end of the square closed pipe body through the upper flanging; the connecting plate at the upper end of the B column is matched and connected with the upper end of the square closed pipe body through a groove and is fixed through structural adhesive; the top cover front cross beam connecting plate is welded on the middle section of the square closed pipe body through the side flanging.

Wherein, the square closed pipe body is an integrated three-dimensional bending structure.

The upper connecting plate of the column A, the connecting plate of the front cross beam of the top cover and the upper connecting plate of the column B are of a sheet metal stamping part structure.

Compared with the prior art, the utility model discloses a reduce A post structure at obstacle angle has following beneficial effect:

1. the obstacle angle of the A column is reduced, the visual field of a driver is increased, the turning blind area is reduced, and the driving safety is improved;

2. the integral structural strength and the whole vehicle collision performance of the vehicle body are met;

3. the light weight is facilitated, the die structure is reduced, and the cost is reduced.

Drawings

Fig. 1 is a schematic diagram of a position of an a-pillar structure in a whole vehicle in the prior art.

Fig. 2 is a schematic structural diagram of an a-pillar structure in the prior art.

Fig. 3 is a schematic structural view of the a-pillar structure for reducing the obstacle angle of the present invention.

Fig. 4 is an assembly diagram of the a-pillar structure for reducing the obstacle angle according to the present invention.

FIG. 5 is a schematic structural view of a side gusset assembly made using the A-pillar structure.

Detailed Description

The a-pillar structure for reducing the obstacle angle of the present invention will be further described with reference to the following embodiments to help those skilled in the art to understand the concept and technical solution of the present invention more completely, accurately and deeply.

Example 1

As shown in fig. 3 to 4, the a-pillar structure for reducing the barrier angle of the present embodiment includes a three-dimensionally curved square closed tubular body 10, an a-pillar upper connecting plate 20, a roof front rail connecting plate 30, and a B-pillar upper end connecting plate 40. The A-column upper connecting plate 20 comprises an A-column upper connecting plate body 21 fixedly connected with a side wall front end reinforcing plate and an upper flanging 22 arranged on the A-column upper connecting plate body 21, the top cover front cross beam connecting plate 30 comprises a top cover front cross beam connecting plate body 31 and a side flanging 32 arranged at the end part of the top cover front cross beam connecting plate body 31, and a groove 41 matched with the square sealed pipe body 10 is formed in the B-column upper end connecting plate 40 along the length direction. The column A upper connecting plate 20 is welded at the lower end of the square closed pipe body 10 through the upper flanging 22; the connecting plate 40 at the upper end of the B column is fixedly connected with the upper end of the square closed pipe body 10 through a groove 41 and structural adhesive; the top cover front cross beam connecting plate 30 is welded on the middle section of the square closed pipe body 10 through the side flanging. As shown in FIG. 5, the A-pillar structure and the side wall front end reinforcement assembly of the present embodiment are adopted to form a side wall reinforcement plate assembly, which can reduce the A-pillar obstacle angle, increase the driver's view and reduce the turning blind area. In this embodiment, square closed tube body is integrated into one piece structure, and A post upper junction plate, top cap front beam connecting plate and B post upper end connecting plate are panel beating stamping workpiece structure.

In the embodiment, in the design process of the A-column reinforcing part, a stamping/hydraulic plate, an aluminum casting and an aluminum extrusion part in the prior art are replaced by a three-dimensionally bent square closed pipe body, and a sheet metal stamping part is excessively connected to finally form a finished vehicle body structure. If steel-aluminum excessive connection is adopted in actual use, corrosion resistance needs to be considered. By means of CAE analysis, the appropriate section size and material thickness are optimally selected on the premise of ensuring the performance, and with the mature popularization of the progress of the forming technology, the structure can be quickly popularized, the traffic accidents are effectively reduced, and the whole traffic safety is promoted.

For those skilled in the art, the specific embodiments are only exemplary descriptions of the present invention, and it is obvious that the present invention is not limited to the above-mentioned embodiments, and various insubstantial modifications can be made without modification to the method concept and technical solution of the present invention, and the present invention is also within the scope of the present invention.

Claims

1. A column A structure for reducing barrier angles comprises a three-dimensionally bent square closed pipe body, a column A upper connecting plate, a top cover front beam connecting plate and a column B upper end connecting plate; the upper connecting plate of the column A comprises an upper connecting plate body of the column A fixedly connected with the side wall front end reinforcing plate and an upper flanging arranged on the upper connecting plate body of the column A, the connecting plate of the front cross beam of the top cover comprises a connecting plate body of the front cross beam of the top cover and a side flanging arranged at the end part of the connecting plate body of the front cross beam of the top cover, and the connecting plate at the upper end of the column B is provided with a groove matched with the square closed pipe body along the length direction; the column A upper connecting plate is welded at the lower end of the square closed pipe body through the upper flanging; the connecting plate at the upper end of the B column is matched and connected with the upper end of the square closed pipe body through a groove and is fixed through structural adhesive; the top cover front cross beam connecting plate is welded on the middle section of the square closed pipe body through the side flanging.

2. A reduced barrier angle a-pillar structure as defined in claim 1, wherein: the square closed pipe body is of an integrated three-dimensional forming structure.

3. A reduced barrier angle a-pillar structure as defined in claim 1, wherein: the upper connecting plate of the column A, the connecting plate of the front cross beam of the top cover and the upper connecting plate of the column B are of a metal plate stamping part structure.