CN216640257U

CN216640257U - Anti-collision guardrail for highway bridge

Info

Publication number: CN216640257U
Application number: CN202220125760.5U
Authority: CN
Inventors: 张烨
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-05-31
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses an anti-collision guardrail for a highway bridge, and relates to the technical field of highway bridges. The utility model comprises the anti-collision plate, the first buffer plate and the second buffer plate, and a plurality of damping springs are respectively connected between the upper side and the lower side of the rear surface of the second buffer plate and the anti-collision plate, thereby greatly improving the damping and buffering effects of the guardrail, meanwhile, a plurality of buffer grooves are arranged on the upper side and the lower side of the front surface of the anticollision plate, sliding blocks are arranged in the buffer grooves in a sliding manner, and buffer springs are connected between the upper and lower surfaces of the slide blocks and the inner wall of the buffer groove, the upper and lower sides of the rear surface of the first buffer plate are respectively connected with the upper and lower slide blocks, under the coordination of the buffer springs, the anti-collision effect of the guardrail is further improved, the rear surface of the anti-collision plate is connected with a plurality of limiting springs, the rear ends of the limiting springs are connected with fixed blocks, the inclined supporting rod is connected to the rear surface of the fixing block, so that the stability of the guardrail is ensured, and the fixing base plate is connected to the lower end of the inclined supporting rod, so that the guardrail can be conveniently installed and fixed.

Description

Anti-collision guardrail for highway bridge

Technical Field

The utility model belongs to the technical field of highway bridges, and particularly relates to an anti-collision guardrail for a highway bridge.

Background

Along with the rapid development of social economy, more and more roads and bridges are built, and in order to ensure the driving safety and prevent the driving vehicles from being out of control, the vehicles go beyond the outer side of the bridge, and anti-collision guardrails are often arranged on two sides of the roads and bridges.

At present, current anticollision barrier simple structure when receiving external shock effect, can't play fine buffering, cushioning effect, the vehicle of protection striking that can not be fine, and causes the damage of guardrail easily, influences the life of guardrail. Therefore, the anti-collision guardrail for the highway bridge is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-collision guardrail for a highway bridge aiming at the defects and shortcomings of the prior art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an anti-collision guardrail for a highway bridge, which comprises an anti-collision plate, a first buffer plate and a second buffer plate, a plurality of buffer grooves are arranged on the upper side and the lower side of the front surface of the anti-collision plate, sliding blocks are arranged in the buffer grooves in a sliding manner, buffer springs are connected between the upper surface and the lower surface of the slide block and the inner wall of the buffer groove, the second buffer plate is arranged between two adjacent first buffer plates, and a plurality of damping springs are connected between the upper and lower sides of the rear surface of the second buffer plate and the anti-collision plate, the rear surface of the anti-collision plate is connected with a plurality of limiting springs, the rear ends of the limiting springs are connected with fixing blocks, the rear surface of the fixed block is connected with an inclined strut, the lower end of the inclined strut is connected with a fixed bottom plate, a limiting telescopic rod is arranged inside the limiting spring, and the front end and the rear end of the limiting telescopic rod are respectively connected with the anti-collision plate and the fixed block.

Through second buffer board and damping spring mutually support, the shock attenuation of guardrail has been ensured, buffering effect, combine first buffer board simultaneously, under slider and damping spring's mutually supporting, the effect of impact force can be alleviated in the flexibility, further play buffering and dissipation to impact force, the anticollision effect of guardrail has been improved greatly, the diagonal brace makes things convenient for the installation of guardrail fixed with PMKD, under spacing spring and spacing telescopic link mutually support, cushion once more to impact force after the dispersion, the buffering effect of guardrail has been improved greatly, and then can avoid the vehicle that great external force impact leads to turn up or the guardrail warp the arousing vehicle that arouses and turn on one's side, the life of guardrail has been prolonged.

Preferably, the inside slide bar that is provided with of dashpot, just the slide bar runs through slider and buffer spring, through the slide bar has ensured the slider stability when sliding from top to bottom, and then has guaranteed first buffer board and buffer spring's stability.

Preferably, the left side and the right side of the front surface of the anti-collision plate are provided with the light reflecting strips, and the warning effect of the guardrail is ensured through the light reflecting strips.

Preferably, surface mounting has the warning light on the anticollision board, through the warning light has further improved the warning of guardrail and has reminded the effect.

Preferably, a plurality of ground nails are arranged on the lower surface of the fixed bottom plate.

Preferably, the left side and the right side of the surface of the fixed bottom plate are both provided with fixing bolts, and the guardrail can be conveniently installed and fixed through the fixing bolts.

Preferably, the damping spring is internally provided with a telescopic structure, and the front end and the rear end of the telescopic structure are respectively connected with the second buffer plate and the anti-collision plate.

The utility model has the following beneficial effects:

the utility model ensures the shock absorption and buffering effects of the guardrail through the mutual matching of the second buffer plate and the shock absorption spring, simultaneously combines the first buffer plate, can flexibly relieve the impact force under the mutual matching of the sliding block and the buffer spring, further buffer and dissipate the impact force, greatly improves the anti-collision effect of the guardrail, facilitates the installation and fixation of the guardrail by the inclined strut and the fixed bottom plate, buffers the dispersed impact force again under the mutual matching of the limit spring and the limit telescopic rod, greatly improves the buffering effect of the guardrail, further can avoid the vehicle rollover caused by the vehicle eversion or the guardrail deformation caused by the large external force impact, and prolongs the service life of the guardrail.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

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

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of section A-A in FIG. 2;

fig. 4 is a schematic structural diagram of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an anti-collision plate; 2. a first buffer plate; 3. a second buffer plate; 4. a buffer tank; 5. a slider; 6. a buffer spring; 7. a damping spring; 8. a limiting spring; 9. a fixed block; 10. a diagonal brace; 11. fixing the bottom plate; 12. limiting the telescopic rod; 13. a slide bar; 14. a light-reflecting strip; 15. a warning light; 16. a ground nail; 17. and (5) fixing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model is a crash barrier for highway bridges, comprising a crash barrier 1, first buffer plates 2 and second buffer plates 3, wherein the crash barrier 1 is provided with a plurality of buffer slots 4 at the upper and lower sides of the front surface thereof, a sliding block 5 is slidably disposed in each buffer slot 4, buffer springs 6 are connected between the upper and lower surfaces of the sliding block 5 and the inner walls of the buffer slots 4, the second buffer plates 3 are disposed between two adjacent first buffer plates 2, and a plurality of damping springs 7 are connected between the upper and lower sides of the rear surface of the second buffer plate 3 and the anti-collision plate 1, a plurality of limiting springs 8 are connected with the rear surface of the anti-collision plate 1, a fixed block 9 is connected with the rear end of each limiting spring 8, an inclined strut 10 is connected with the rear surface of each fixed block 9, the lower end of each inclined strut 10 is connected with a fixed bottom plate 11, a limiting telescopic rod 12 is arranged inside each limiting spring 8, and the front end and the rear end of each limiting telescopic rod 12 are respectively connected with the anti-collision plate 1 and the fixed block 9.

Mutually support through second buffer board 3 and damping spring 7, the shock attenuation of guardrail has been ensured, the buffering effect, combine first buffer board 2 simultaneously, under slider 5 and damping spring 6 mutually support, can flexibly alleviate the effect of impact force, further play buffering and dissipation to impact force, the anticollision effect of guardrail has been improved greatly, diagonal brace 10 and PMKD 11 have made things convenient for the installation of guardrail fixed, under spacing spring 8 and spacing telescopic link 12 mutually support, cushion once more to impact force after the dispersion, the buffering effect of guardrail has been improved greatly, and then can avoid the vehicle that great external force impact leads to turn up or the vehicle that arouses that the guardrail warp to turn on one's side, the life of guardrail has been prolonged.

The lower surface of the fixing bottom plate 11 is provided with a plurality of ground nails 16, the left side and the right side of the surface of the fixing bottom plate 11 are provided with fixing bolts 17, and the ground nails 16 are mutually matched through the fixing bolts 17, so that the guardrail can be conveniently installed and fixed.

The inside slide bar 13 that is provided with of buffer slot 4, and slide bar 13 runs through slider 5 and buffer spring 6, has guaranteed the stability when slider 5 slided from top to bottom through slide bar 13, and then has guaranteed first buffer board 2 and buffer spring 6's stability.

Damping spring 7 is inside to be provided with extending structure, and both ends are connected with second buffer board 3 and crashproof board 1 respectively around the extending structure, through extending structure has ensured damping spring 7's stability.

The left side and the right side of the front surface of the anti-collision plate 1 are provided with the reflecting strips 14, the warning lamps 15 are arranged on the upper surface of the anti-collision plate 1, and the warning effect of the guardrail is ensured by the mutual matching of the reflecting strips 14 and the warning lamps 15.

The working principle is as follows: in the using process of the guardrail fixing device, the fixing bottom plate 11 is fixed by inserting the ground nail 16 into the ground, and meanwhile, the fixing bolt 17 is adjusted to move downwards, so that the tip end of the fixing bolt 17 is inserted into the ground to reinforce the guardrail, and the stability of the guardrail is ensured;

when the guardrail is subjected to external impact, the second buffer plate 3 is matched with the damping spring 7 to primarily buffer impact force, the second buffer plate 3 is subjected to backward impact, so that the impact force is transmitted backwards, the first buffer plate 2 is impacted to move backwards, the impact force is dispersed towards the upper side and the lower side under the mutual matching of the buffer springs 6 at the upper side and the lower side and the slide block 5, the buffer effect of the guardrail is ensured, finally, the impact force is acted on the limiting spring 8 to buffer the impact force again, the anti-collision effect of the guardrail is greatly improved, and the service life of the guardrail is ensured;

wherein first buffer board 2 and second buffer board 3 are the arc structure, and the arc contact surface through first buffer board 2 and second buffer board 3 has stronger yield strength, can bear great impact, and then has ensured the anticollision effect of guardrail, has guaranteed the life of guardrail.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An anti-collision guardrail for a highway bridge comprises an anti-collision plate (1), a first buffer plate (2) and a second buffer plate (3), and is characterized in that a plurality of buffer grooves (4) are formed in the upper side and the lower side of the front surface of the anti-collision plate (1), a slider (5) is arranged in each buffer groove (4) in a sliding mode, buffer springs (6) are connected between the upper surface and the lower surface of each slider (5) and the inner wall of each buffer groove (4), the second buffer plate (3) is arranged between every two adjacent first buffer plates (2), a plurality of damping springs (7) are connected between the upper side and the lower side of the rear surface of the second buffer plate (3) and the anti-collision plate (1), a plurality of limiting springs (8) are connected to the rear surface of the anti-collision plate (1), a fixing block (9) is connected to the rear end of each limiting spring (8), and an inclined support rod (10) is connected to the rear surface of the fixing block (9), the lower end of the inclined strut (10) is connected with a fixed bottom plate (11), a limiting telescopic rod (12) is arranged inside the limiting spring (8), and the front end and the rear end of the limiting telescopic rod (12) are respectively connected with the anti-collision plate (1) and the fixed block (9).

2. The crash barrier for road and bridge according to claim 1, wherein a slide rod (13) is arranged inside the buffer slot (4), and the slide rod (13) penetrates through the slide block (5) and the buffer spring (6).

3. The anti-collision guardrail for the highway bridge as claimed in claim 2, wherein the left side and the right side of the front surface of the anti-collision plate (1) are provided with the light reflecting strips (14).

4. The anti-collision guardrail for the road and bridge as claimed in claim 3, wherein the warning lamp (15) is arranged on the upper surface of the anti-collision plate (1).

5. The crash barrier for road and bridge use according to claim 4, wherein the lower surface of the fixed base plate (11) is provided with a plurality of ground nails (16).

6. The anti-collision guardrail for the road and bridge as claimed in claim 5, wherein the fixing bolts (17) are arranged on the left side and the right side of the surface of the fixing bottom plate (11).

7. The anti-collision guardrail for the road and bridge as claimed in claim 6, wherein a telescopic structure is arranged inside the damping spring (7), and the front end and the rear end of the telescopic structure are respectively connected with the second buffer plate (3) and the anti-collision plate (1).