CN218703109U

CN218703109U - Anti-collision bumper device for heavy truck

Info

Publication number: CN218703109U
Application number: CN202222884497.0U
Authority: CN
Inventors: 唐雷; 王海雷; 黄虎; 周晓丰; 王旭
Original assignee: Anhui Fuma Auto Parts Group Co ltd
Current assignee: Anhui Fuma Auto Parts Group Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-03-24
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses an anticollision bumper device for heavy truck, install in two sets of support groups of bumper body inboard including bumper body and symmetry, the marginal part of bumper body is provided with the horizontal edge of a wing of turning over to the enstrophe. The anti-collision bumper adopts an integral bending process, and the strength of the bumper is enhanced by utilizing the horizontal flange after the bumper is integrally bent, so that the anti-collision bumper has high strength characteristic, and meanwhile, the problem of high cost caused by the fact that the traditional steel plate is manufactured by forging and pressing molding is avoided; possess relatively lower intensity through the relative bumper body of support group, even after the car bumps, the intensity of support is less than the intensity of bumper body, can take the lead to take place to buckle and avoid bumper body bump to cause direct deformation to destroy, and then can possess the characteristic of low-cost high strength relative to its traditional bumper.

Description

Anti-collision bumper device for heavy truck

Technical Field

The utility model relates to a vehicle bumper or bumper technical field especially relate to anticollision bumper device for heavy truck.

Background

With the development of heavy truck automobiles, particularly the deterioration of comprehensive road conditions and external environments of heavy engineering special automobiles, the strength requirement of a front bumper of the heavy truck automobile is higher and higher, the existing bumper is high in cost or insufficient in strength, the general bumper is manufactured by metal processing technologies such as steel plate forging and forming, if the strength of the existing bumper is ensured, the thickness of a steel plate is increased, the cost is increased, and the development trend of light weight of the heavy truck automobile is not met; if the steel plate is thin, the strength requirement cannot be guaranteed, the bumper is prone to directly deform once collision occurs, and the bumper deformation recovery processing cost is high.

Disclosure of Invention

The utility model aims at solving among the prior art not enough, so propose heavily the anticollision bumper device for the truck, adopt whole bending technology machine-shaping, can effectively compromise the anticollision bumper of low-cost and high strength.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the anti-collision bumper device for the heavy truck comprises a bumper body and two groups of support groups symmetrically arranged on the inner side of the bumper body, wherein the edge part of the bumper body is provided with a horizontal flange which is turned inwards. The strength of the bumper body can be enhanced through the horizontal flange, the thickness of the bumper body after the bumper body is integrally formed by a bending process can be properly reduced, and therefore the cost of the bumper body is effectively reduced and the strength can be effectively guaranteed.

On the basis of the above-described embodiment, an improvement is made in that the bumper body includes a bumper front plate and a bumper rear plate, and the bumper front plate and the bumper rear plate are connected by rivets or bolts or welding. Connect for whole back through bumper front bezel and rear bumper back plate, adopt whole bending process to carry out machine-shaping and handle, adopt bilayer structure can guarantee that its structural strength and processing cost are low.

On the basis of the embodiment, an improvement is made in that a connecting body is arranged on the inner side of the horizontal flange of the front bumper plate, and the connecting body is connected with the rear bumper plate through a bolt or a rivet.

On the basis of the embodiment, the improved structure is characterized in that the bumper body further comprises a bumper middle plate arranged between the bumper front plate and the bumper rear plate, the bumper middle body is of a wave-shaped structure, and the connecting body is connected with the bumper rear plate and penetrates through the bumper middle plate through bolts or rivets.

On the basis of the above embodiment, an improvement is made in that both ends of the bumper front plate are welded to the bumper rear plate, a gap of 1cm to 3cm is reserved between the middle part of the bumper front plate and the bumper rear plate, and a protruding reinforcing area is arranged on the bumper rear plate and abuts against the rear side of the bumper front plate.

On the basis of the embodiment, the two groups of support groups and the bumper body are made of the same carbon steel material, and each group of support groups comprises a first support, a second support, a third support, a fourth support, a fifth support, a sixth support, a seventh support and an eighth support.

Possess lower impact strength relatively through the relative bumper body of support group, even after the car bumps, the intensity of support is less than the intensity of bumper body, can take the lead to take place to buckle and avoid bumper body bump to cause direct deformation to destroy, and then can possess the characteristic of low-cost high strength relatively its traditional bumper.

On the basis of the embodiment, the improvement is made that the first support is of a 'n' type structure, the second support, the sixth support and the seventh support are of a 'Z' type structure, the third support, the fourth support and the fifth support are of a 'C' type structure, and the eighth support is of a plate-shaped structure.

Compared with the prior art, the utility model discloses possess following beneficial effect:

the utility model discloses an anticollision bumper adopts whole bending process, utilizes the horizontal edge of a wing to carry out the reinforcement processing to bumper intensity after the bumper is wholly bent for it possesses high strength characteristic, avoids the high cost problem that traditional steel sheet adoption forging forming preparation brought simultaneously; possess relatively lower impact strength through the relative bumper body of support group, even after the car bumps, the intensity of support is less than the intensity of bumper body, can take the lead to take place to buckle and avoid bumper body to bump and cause direct deformation destruction, and then can possess the characteristic of low-cost high strength relative to its traditional bumper. The bumper body adopts two kinds of forms, one kind is "sandwich" structure, another kind adopts bilayer structure, further strengthens the holistic structural strength of bumper through the reinforcing area of back plate, the bumper of above-mentioned two kinds of schemes all possesses the characteristic of low-cost high strength.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a horizontal sectional view of a bumper body according to an embodiment of the present invention;

fig. 3 is a vertical cross-sectional view of a bumper body according to an embodiment of the present invention;

fig. 4 is a horizontal sectional view of a bumper body according to an embodiment of the present invention;

FIG. 5 is a horizontal cross-sectional view of a bumper body according to an embodiment of the present invention;

fig. 6 is a vertical cross-sectional view of a bumper body according to an embodiment of the present invention;

fig. 7 is a partially enlarged view illustrating a connection relationship between the front bumper plate, the rear bumper plate and the middle bumper plate of fig. 4.

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.

Example 1

As shown in fig. 1, the anti-collision bumper device for the heavy truck comprises a bumper body 10 and two sets of bracket sets symmetrically arranged on the inner side of the bumper body 10, wherein the edge part of the bumper body 10 is provided with a horizontal flange 11 which is turned inwards, and the bracket sets in the scheme can be in a traditional bracket form as long as the bumper and a truck body can be connected and installed.

What bumper body 10 adopted is traditional bumper material (carbon steel material), bumper body 10 in this scheme adopts whole bending process manufacturing, 11 shaping parts on the horizontal edge of a wing are reserved to the edge of

bumper body

10, 11 shaping parts on the horizontal edge of a wing come out earlier, bend bumper body 10 wholly afterwards, 11 butt and pass through the welding point connection on the horizontal edge of a wing 11 and the adjacent horizontal edge of a wing after bending, make its bumper body 10 holistic cross-section be C shape structure, and then make the intensity of original platelike bumper body 10 strengthen by a wide margin, can effectively reduce bumper body 10's manufacturing cost simultaneously, the amplitude reduction is about 9% -13%.

Example 2: as shown in fig. 2 and 3, in the above embodiment, the difference is that the bumper body 10 includes a front bumper plate 12 and a rear bumper plate 13, the front bumper plate 12 and the rear bumper plate 13 are connected by rivets, bolts or welding, a connecting body 121 (folded inward to form a U-shaped structure) is provided inside the horizontal flange 11 of the front bumper plate 12, and the connecting body 121 is connected to the rear bumper plate 13 by bolts or rivets, preferably bolts. The bumper front plate 12 and the bumper rear plate 13 can be integrally connected through the connecting body 11 by the connecting body 121 folded inward, and then the integral bending process is performed.

Example 3: as shown in fig. 4 and 7, in addition to the above embodiment, the bumper body 10 further includes a bumper middle plate 14 disposed between the bumper front plate 12 and the bumper back plate 13, the bumper middle plate 14 is a wave-shaped structure, bolts or rivets for connecting the connecting body 121 and the bumper back plate 13 penetrate through the bumper middle plate 14, the bumper middle plate 14 fills the space between the bumper front plate 12 and the bumper back plate 13 to improve the structural strength, the cross section of the bumper middle plate 14 is a wave-shaped structure, and the structural strength of the bumper front plate 12 can be enhanced by the wave-shaped structure, so as to prevent direct deformation and damage during collision.

Example 4: as shown in fig. 5 and 6, unlike embodiment 2, the bumper body 10 includes a front bumper plate 12 and a rear bumper plate 13, the front bumper plate 12 and the rear bumper plate 13 are connected by rivets or bolts or welding, two ends of the front bumper plate 12 are connected by welding with the rear bumper plate 13, a gap of 1cm to 3cm, preferably 18mm, is reserved between the middle of the front bumper plate 12 and the rear bumper plate 13, a protruding reinforcing region 131 is provided on the rear bumper plate 13, the reinforcing region 131 abuts against the rear side of the front bumper plate 12, the reinforcing region 131 is arranged in a transverse direction, multiple paths can be adopted, and at least one path is adopted in the present scheme. The reinforced area 131 is abutted against the rear side of the front bumper plate 12, so that the overall bumper structural strength is greatly improved and the bending resistance is optimal.

Example 5: as shown in fig. 1, in a further improved scheme in any of the above embodiments, two sets of the bracket sets and the bumper body 10 both use the same carbon steel material, each of the two sets of the bracket sets includes a bracket one 20, a bracket two 30, a bracket three 40, a bracket four 50, a bracket five 60, a bracket six 70, a bracket seven 80 and a bracket eight 90, specific arrangement positions are concentrated near the positions of the lamp holder mounting holes with reference to the positions shown in the drawing, the thickness of each bracket is smaller than the thickness of the bumper body 10, so that the sum of the structural strengths of the two bracket sets is smaller than the structural strength of the bumper body 10, the sum of the impact strengths of the specific brackets is smaller than the impact strength of the bumper body 10, the impact strength here is the lowest impact force applied when the bracket sets deform and the lowest impact force applied when the bumper body 10 deform, the bracket one 20 is a "several" type structure and is provided with the lamp holder mounting holes, the structural strength of the bumper body 10 at this position can be enhanced by the bracket one 20, the bracket two 30, the bracket six 70, the bracket seven 80 are all "Z" type structures, the bracket three 40, the bracket four "50, the bracket five 60, and the bracket eight 90 are the bracket three-plate-shaped structure and the bracket three-plate-shaped structure can enhance the bracket three-shaped structure.

Claims

1. The anti-collision bumper device for the heavy truck is characterized by comprising a bumper body (10) and two groups of support groups symmetrically arranged on the inner side of the bumper body (10), wherein the edge part of the bumper body (10) is provided with a horizontal flange (11) which is turned inwards.

2. The crash bumper system for heavy-duty vehicles according to claim 1, wherein said bumper body (10) comprises a front bumper panel (12) and a rear bumper panel (13), and the front bumper panel (12) and the rear bumper panel (13) are connected by rivets or bolts or welding.

3. The crash bumper system for a heavy truck according to claim 2, wherein a connecting body (121) is provided inside the horizontal flange (11) of the bumper front plate (12), and the connecting body (121) is connected to the bumper rear plate (13) by a bolt or a rivet.

4. The anti-collision bumper device for the heavy truck as claimed in claim 2, wherein the bumper body (10) further comprises a bumper middle plate (14) arranged between the bumper front plate (12) and the bumper rear plate (13), the bumper middle plate (14) is of a wave-shaped structure, and the connecting body (121) is connected with the bumper rear plate (13) and penetrates through the bumper middle plate (14) through bolts or rivets.

5. The anti-collision bumper device for the heavy truck is characterized in that two ends of the front bumper plate (12) are welded with the rear bumper plate (13), a gap of 1 cm-3 cm is reserved between the middle of the front bumper plate (12) and the rear bumper plate (13), a protruding reinforcing area (131) is arranged on the rear bumper plate (13), and the reinforcing area (131) abuts against the rear side of the front bumper plate (12).

6. The anti-collision bumper device for the heavy truck as claimed in claim 1, wherein the two sets of brackets and the bumper body (10) are made of the same carbon steel material, the two sets of brackets comprise a bracket I (20), a bracket II (30), a bracket III (40), a bracket IV (50), a bracket V (60), a bracket VI (70), a bracket VII (80) and a bracket VIII (90), and the thickness of each bracket is smaller than that of the bumper body (10).

7. The anti-collision bumper device for the heavy truck as claimed in claim 6, wherein the first bracket (20) is of a 'n' type structure, the second bracket (30), the sixth bracket (70) and the seventh bracket (80) are of a 'Z' type structure, the third bracket (40), the fourth bracket (50) and the fifth bracket (60) are of a 'C' type structure, and the eighth bracket (90) is of a plate-shaped structure.