CN215245117U

CN215245117U - Heavy truck A column

Info

Publication number: CN215245117U
Application number: CN202023278096.8U
Authority: CN
Inventors: 籍胜华; 王丽鹏; 张帅; 宁方勇; 张清奎; 何远宏
Original assignee: Anhui Hualing Automobile Co Ltd
Current assignee: Anhui Hualing Automobile Co Ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-12-21
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a heavily block A post, including planking, inner panel, inside lining reinforcing plate, the both sides limit of planking corresponds with the both sides limit of inner panel and is connected and be used for forming the cylinder that has the cavity, and the inside lining reinforcing plate sets up in the cylinder. The utility model discloses a heavily block A post corresponds the welding with the both sides limit of both sides limit and the inner panel of planking, forms the cavity structure of a similar cylinder type, then, welds the inside lining reinforcing plate inside cylinder type cavity structure, and when the impact test, the inside lining reinforcing plate can carry out the energy-absorbing to the impact force, reduces the impact force of impact force to A post body to guarantee that the A post satisfies the test intensity requirement.

Description

Heavy truck A column

Technical Field

The utility model relates to a vehicle manufacturing and designing technical field, in particular to heavily block A post.

Background

People increasingly pay more attention to the safety of the heavy truck cab. The white body is a body assembly which is welded but not coated, connecting columns for connecting the roof and the front cabin on the front left and the front right are A columns, according to the requirements of new industry standards of a transportation department, a collision test needs to be carried out on double A columns of a cab before the white body is coated, almost all the A columns of the white body of the existing manufacturers are of cavity structures formed by welding an inner plate and an outer plate, the requirements cannot be met, and the strength cannot meet the strength requirements of the new industry experimental standards.

Therefore, how to meet the strength requirement of the body-in-white impact test is a technical problem to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heavily block A post, through the structure that changes the A post and, improved A post intensity, satisfied white automobile body impact test's intensity requirement.

In order to solve the technical problem, the utility model provides a heavily block A post, including planking, inner panel, inside lining reinforcing plate, the both sides limit of planking with the both sides limit of inner panel corresponds to be connected and is used for forming the cylinder that has the cavity, just the inside lining reinforcing plate set up in the cylinder.

Preferably, the inside lining reinforcing plate is the punching press sheet metal component, just inside lining reinforcing plate middle part is equipped with the punching and flanging hole.

Preferably, the periphery of the lining reinforcing plate is provided with a flanging.

Preferably, the flanges are welded to the inner wall of the outer plate and the inner wall of the inner plate, respectively.

Preferably, the number of the lining reinforcing plates is at least 2.

Preferably, the lining reinforcing plates are arranged at equal intervals in the height direction of the column.

Preferably, the interval between the lining reinforcing plates is 120 mm-300 mm.

Preferably, the inner plate is provided with at least 2 kidney-shaped holes.

Preferably, the planking is U type punching press sheet metal component, the inner panel is punching press sheet metal component.

The utility model provides a heavily block A post, including planking, inner panel, inside lining reinforcing plate, the both sides limit of planking corresponds with the both sides limit of inner panel and is connected and is used for forming the cylinder that has the cavity, and the inside lining reinforcing plate sets up in the cylinder. The utility model discloses a heavily block A post corresponds the welding with the both sides limit of both sides limit and the inner panel of planking, forms the cavity structure of a similar cylinder type, then, welds the inside lining reinforcing plate inside cylinder type cavity structure, and when the impact test, the inside lining reinforcing plate can carry out the energy-absorbing to the impact force, reduces the impact force of impact force to A post body to guarantee that the A post satisfies the test intensity requirement.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an outer plate according to an embodiment of the present invention;

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

FIG. 3 is a schematic diagram of the liner stiffener structure shown in FIG. 1;

fig. 4 is a cross-sectional view of the overall structure of an embodiment of the present invention.

Wherein, in fig. 1-4:

outer plate-1, inner plate-2, lining reinforcing plate-3, punching-turning-301 and flanging-302.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, fig. 1 is a schematic diagram of an outer plate structure according to an embodiment of the present invention; fig. 2 is a schematic structural diagram of an inner plate according to an embodiment of the present invention; FIG. 3 is a schematic diagram of the liner stiffener structure shown in FIG. 1; fig. 4 is a cross-sectional view of the overall structure of an embodiment of the present invention.

The utility model provides an among the concrete implementation mode, mainly include planking 1, inner panel 2, inside lining reinforcing plate 3, the both sides limit of planking 1 corresponds with the both sides limit of inner panel 2 and is connected and is used for forming the A post body that has the cavity, and inside lining reinforcing plate 3 sets up in A post body for strengthen A post intensity.

Specifically, in the middle of the practical application process, correspond the welding with the both sides limit of planking 1 and the both sides limit of inner panel 2, form the cavity structure of a similar cylinder type, then, weld inside lining reinforcing plate 3 in cylinder type cavity structure, when impact test, inside lining reinforcing plate 3 can carry out the energy-absorbing to the impact, reduces the impact force of impact to the A post body to guarantee that the A post satisfies the test intensity requirement.

In actual equipment process, inside lining reinforcing plate 3 is the punching press sheet metal component, and inside lining reinforcing plate 3 middle part is equipped with towards hole flanging 301, on the one hand is used for reducing the weight of A post itself towards hole flanging 301, and on the other hand plays when bumping and reduces the impact force of impact to A post body, makes A post body can keep better structural strength.

Further, the periphery of inside lining reinforcing plate 3 is equipped with turn-ups 302, turn-ups 302 respectively with 1 inner wall of planking and 2 inner wall welding of inner panel, at least 2 waist type holes 201 have been seted up on the inner panel 2, the cross sectional shape of inside lining reinforcing plate 3 and planking 1, the shape of the cross section of the A post body that inner panel 2 formed is the same, after having welded planking 1, inner panel 2, place inside lining reinforcing plate 3 in the A post cavity, welder enters into the A post cavity through waist type hole 201, weld respectively on planking 1 inner wall and 2 inner walls of inner panel with turn-ups 302 of inside lining reinforcing plate 3.

It should be noted that, the quantity of inside lining reinforcing plate 3 is at least 2, inside lining reinforcing plate 3 sets up along cylinder direction of height equidistance, the interval between inside lining reinforcing plate 3 is 120mm ~ 300mm, according to the height of heavily blocking the driver's cabin, we determine the quantity of inside lining reinforcing plate 3 through the height of A post, under general conditions, can set up the quantity of inside lining reinforcing plate 3 to 2 ~ 3, can determine the quantity of inside lining reinforcing plate 3 according to actual conditions, through with inside lining reinforcing plate 3 equidistance, the interval value is inside 120mm ~ 300mm welds the A post cavity, play the effect of even buffering A post cavity impact force, can make A post intensity more stable, accord with the striking requirement.

Further, planking 1 is U type punching press sheet metal component, and inner panel 2 is punching press sheet metal component, and inside lining reinforcing plate 3 is punching press sheet metal component, and planking 1, inner panel 2 and inside lining reinforcing plate 3 are common car punching press sheet metal component, do not do here and give unnecessary detail.

In summary, the heavy truck a column provided in this embodiment mainly includes an outer plate, an inner plate, and a lining reinforcing plate, wherein two side edges of the outer plate and two side edges of the inner plate are correspondingly connected to form a column body having a cavity, and the lining reinforcing plate is disposed in the column body. The utility model discloses a heavily block A post corresponds the welding with the both sides limit of both sides limit and the inner panel of planking, forms the cavity structure of a similar cylinder type, then, welds the inside lining reinforcing plate inside cylinder type cavity structure, and when the impact test, the inside lining reinforcing plate can carry out the energy-absorbing to the impact force, reduces the impact force of impact force to A post body to guarantee that the A post satisfies the test intensity requirement.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The heavy truck A column is characterized by comprising an outer plate (1), an inner plate (2) and a lining reinforcing plate (3), wherein two side edges of the outer plate (1) and two side edges of the inner plate (2) are correspondingly connected to form a column body with a cavity, and the lining reinforcing plate (3) is arranged in the column body; the lining reinforcing plate (3) is a stamping sheet metal part, and the middle part of the lining reinforcing plate (3) is provided with a stamping hole (301); and a flanging (302) is arranged on the periphery of the lining reinforcing plate (3).

2. The A-pillar of a heavy truck according to claim 1, characterized in that said flanges (302) are welded respectively to the inner walls of said outer plate (1) and said inner plate (2).

3. A-pillar according to claim 2, characterised in that the number of lining stiffeners (3) is at least 2.

4. A-pillar according to claim 3, characterised in that said lining stiffeners (3) are equally spaced along the height of said column.

5. A-pillar according to claim 4, characterised in that the spacing between the lining stiffeners (3) is 120-300 mm.

6. The A-pillar of a heavy truck as claimed in claim 5, characterized in that said inner plate (2) is provided with at least 2 kidney-shaped holes (201).

7. The A-pillar according to claim 6, characterized in that said outer plate (1) is a U-shaped stamped sheet metal part and said inner plate (2) is a stamped sheet metal part.