CN218712472U

CN218712472U - Highway protective fence

Info

Publication number: CN218712472U
Application number: CN202221651351.5U
Authority: CN
Inventors: 李怀峰; 毕玉峰; 张军方; 王延锋; 刘建国; 王旭; 陈泽; 张慧铭; 张宏松; 王成虎; 申林林
Original assignee: Shandong Provincial Communications Planning and Design Institute Group Co Ltd
Current assignee: Shandong Provincial Communications Planning and Design Institute Group Co Ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2023-03-24
Anticipated expiration: 2032-06-28

Abstract

The utility model relates to a highway protective device technical field discloses a highway rail guard for after the road surface that exists among the solution prior art increases, original guardrail is not enough for the height of current road surface, thereby has seriously influenced the safety protection performance of guardrail, makes the road operation have the problem of very big potential safety hazard. The road guardrail comprises an upright post, a protective beam plate and a blocking prevention block, wherein the blocking prevention block is arranged between the upright post and the protective beam plate, a plurality of first fixing holes are formed in the upright post along the height direction, and the blocking prevention block is fixed in the first fixing holes through a connecting piece.

Description

Highway protective fence

Technical Field

The utility model relates to a highway protective equipment technical field especially relates to a highway rail guard.

Background

The highway guardrail is an important traffic safety protection facility, and the reasonable arrangement of the guardrail can play important roles in reducing the accident injury degree and saving the lives of passengers when a traffic accident happens. The height of guardrail is with the road surface design as the benchmark, but in the use, the road need be maintained or reform transform, for example carry on the road surface with assist the construction etc. this makes the road surface height of road increase to make original guardrail highly reduce for current road surface, especially after many mat coats, the guardrail is highly serious not enough for the road surface, has influenced the safety protection performance of guardrail, makes the road operation have very big potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model provides a highway rail guard for the road surface that exists among the solution prior art increases the back, and original guardrail is not enough for the height of current road surface, thereby has seriously influenced the safety protection performance of guardrail, makes the road operation have the problem of very big potential safety hazard.

An embodiment of the utility model provides a highway rail guard, this highway rail guard include stand, protection roof beam board and prevent the piece that hinders, prevent that the piece that hinders locates the stand with between the protection roof beam board, the stand is provided with a plurality of first fixed orificess along the direction of height, prevent that the piece that hinders is fixed in through the connecting piece first fixed orificess.

In this highway rail guard, the stand is provided with a plurality of first fixed orificess along the direction of height, and this makes the height-adjustable who prevents the roof beam board and prevent the piece that hinders, increases the back when the road surface of road, can promote the height that suits with preventing the piece that hinders to fix again through connecting piece and stand, guarantee that the guardrail has higher safety protection performance, removed adding the road and assisting or transforming the back, because of the potential safety hazard that the guardrail caused for the height of road surface is not enough.

Optionally, the anti-blocking block is provided with a plurality of second fixing holes along the height direction, and the connecting piece is inserted into the first fixing hole and the second fixing holes.

In the above embodiment, if the upright is kept fixed, the height of the protective beam plate can be adjusted by changing the position of the blocking prevention block, so that the height adjustment mode and the adjustment range are enlarged, and the use is more flexible.

Optionally, a distance between two adjacent second fixing holes is equal to a distance between two adjacent first fixing holes.

In the above embodiment, a plurality of connecting pieces can be arranged between the anti-blocking block and the stand column, each connecting piece is inserted into the first fixing hole and the second fixing hole which are overlapped, and under the action of the connecting pieces, the fixing effect between the anti-blocking block and the stand column is better.

Optionally, the block includes a first sidewall, at least a portion of the first sidewall is attached to the surface of the pillar and is fixedly connected to the pillar, the second fixing hole is formed in the first sidewall, and one of the second fixing holes is located in the middle of the first sidewall along the height direction.

In the above embodiment, the connecting piece can be inserted into the second fixing hole in the middle of the first side wall and the first fixing hole coincident with the second fixing hole on the upright column, so that the fixed connection between the anti-blocking block and the upright column is realized, and the fixing effect of the anti-blocking block is improved.

Optionally, the first side wall is located on a side of the block away from the protective beam plate, and the first side wall abuts against a surface of the pillar.

Optionally, the protective beam plate comprises a protective beam and a protective plate, and the protective beam is arranged on one side of the protective plate close to the ground;

the upright post is provided with two groups of first fixing holes, and the first fixing holes correspond to the protection cross beam and the protection plate one to one.

Among the above-mentioned embodiment, after the road surface of road increases, can all promote suitable height with protection crossbeam and guard plate to fix again through preventing that piece and stand, guarantee that the guardrail has higher safety protection performance.

Optionally, the stand, the protection beam slab and the anti-blocking block are all stainless steel components.

Optionally, the number of the upright columns is multiple, and the distance between two adjacent upright columns is 2m or 4m.

Optionally, the protection roof beam board includes the guard plate, the guard plate is the wave plate, prevent that the piece includes the cavity main part, the cavity main part orientation the lateral wall edge of wave plate is provided with the extension of outside extension, the cavity main part with the extension respectively with wave plate fixed connection.

In the above embodiment, the anti-blocking block is fixed to the corrugated plate through the extending portion in addition to the hollow main body portion, so that the fixing effect of the corrugated plate is enhanced.

Drawings

Fig. 1 is a partial schematic view of a road guard rail according to an embodiment of the present invention;

fig. 2 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of the road guard rail shown in fig. 1;

fig. 3 is a schematic structural diagram of a column according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of the anti-blocking block provided by the embodiment of the present invention.

Reference numerals:

10-upright post; 101-a first fixation hole; 20-protecting the beam plate; 21-protection plate; 30-an anti-blocking block; 302-a second fixation hole; 301-a first side wall; 31-a hollow body; 32-an extension; 40-connecting piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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.

The highway guard rail may be specifically disposed at both sides of a central division strip or a road of an expressway, as shown in fig. 1 and 2, the highway guard rail includes a vertical column 10, a protection beam plate 20, and a blocking prevention block 30, the blocking prevention block 30 is disposed between the vertical column 10 and the protection beam plate 20, the vertical column 10 is provided with a plurality of first fixing holes 101 in a height direction, and the blocking prevention block 30 is fixed to the first fixing holes 101 through a connection member 40.

It is understood that the road guard rail includes a plurality of posts 10, a plurality of guard beam plates 20, and a plurality of block prevention blocks 30, and here, the number is not limited. Specifically, the protective beam plate 20 is fixed on the upright post 10 through the anti-blocking block 30, the protective beam plate 20 is arranged along the extending direction of the road, and in a traffic accident, the protective beam plate 20 can intercept vehicles deviating from the normal driving direction, so that the vehicles are prevented from driving into opposite lanes or out of the road, the loss caused by the accident is reduced, and the life safety of drivers and passengers is guaranteed. Here, the protective beam plate 20 may be a protective plate 21, such as a corrugated plate, and may also be a protective cross beam (not shown).

The block 30 is an energy absorbing mechanism with a hollow cavity, and the block 30 can absorb impact energy through deformation when the protection beam plate 20 is collided, so that the injury degree of accidents to drivers and passengers is reduced. The anti-snag blocks 30 are not limited to hexagonal anti-snag blocks, square anti-snag blocks, fin-shaped anti-snag blocks, or anti-snag blocks having other configurations.

In the highway guardrail, the density degrees of the upright columns 10 are different, the overall protection grades are different, and the density degrees of the upright columns 10 can be adjusted according to the change of protection requirements in the using process. Optionally, the distance between two adjacent columns 10 may be 2m or 4m, and taking a road guard fence with a column 10 distance of 4m as an example, the distance between the columns 10 may be adjusted to 2m by encrypting the columns 10, so that the protection level of the guard fence is increased from the a level to the SB level.

As shown in fig. 3, the column 10 is an integral structure, a part of the column 10 is buried underground, a part of the column is exposed from the ground, the part exposed from the ground is provided with a plurality of first fixing holes 101 along the height direction (Z-axis direction), each first fixing hole 101 is located at a different position of the column 10 along the height direction, a connecting member 40 is arranged between the anti-blocking block 30 and the column 10, the connecting member 40 is inserted into the first fixing hole 101 and detachably connects the anti-blocking block 30 and the column 10, the connecting member 40 can be a fastening member such as a bolt, and the connecting member 40 can be inserted into any one of the first fixing holes 101, so that the heights of the anti-blocking block 30 and the protective beam plate 20 are changed, after the road surface of the road is increased, the protective beam plate 20 and the anti-blocking block 30 can be lifted to an appropriate height, and are fixed with the column 10 again through the connecting member 40, so as to ensure that the protective fence has high safety protection performance, and the potential safety hazard caused by insufficient height relative to the road surface after the road is added or modified is removed.

The column 10 is not limited to a circular tube, and may be a square tube, a rectangular tube, C-shaped steel, channel steel, i-shaped steel, H-shaped steel, or the like.

In some embodiments, as shown in fig. 4, the block 30 is provided with a plurality of second fixing holes 302 along the height direction, and the connecting member 40 is inserted into the pair of first fixing holes 101 and the second fixing holes 302 which are overlapped, and the connection and the fixation of the block 30 and the upright post 10 are realized. Here, the height direction refers to a direction perpendicular to the ground, that is, a z-axis direction in fig. 4, the anti-blocking block 30 is provided with a plurality of second fixing holes 302 along the direction, and if the first fixing hole 101 for locking the set position on the upright post 10 is not changed, the purpose of adjusting the height of the guard rail can be achieved by aligning the second fixing holes 302 at different heights with the first fixing hole 101 and fixedly connecting the anti-blocking block 30 with the upright post 10 by the connecting member 40, so that the adjustment mode and the adjustment range of the height of the guard rail are expanded, and the use is more flexible.

Optionally, the distance between two adjacent second fixing holes 302 is equal to the distance between two adjacent first fixing holes 101, so that there may be multiple pairs of first fixing holes 101 and second fixing holes 302 that coincide with each other between the block 30 and the column 10, so as to achieve fixing through multiple connecting members 40, and the fixing effect between the block 30 and the column 10 is better under the effect of multiple connecting members 40. Of course, the anti-blocking block 30 and the column 10 can be fixed by a connecting member 40.

The anti-blocking block 30 comprises a first side wall 301, wherein at least part of the first side wall 301 is attached to the surface of the upright post 10 and fixedly connected with the upright post 10, and second fixing holes 302 are formed in the first side wall 301, in order to improve the fixing effect of the anti-blocking block 30, one of the second fixing holes 302 is formed in the middle position of the first side wall 301 in the height direction, the position is equal to the gravity center of the anti-blocking block 30 or is close to the gravity center of the anti-blocking block 30 in height, and the connecting piece 40 can be inserted into the second fixing hole 302 in the middle position of the first side wall 301 and the first fixing hole 101, which is overlapped with the second fixing hole 302, in the upright post 10, so that the fixed connection of the anti-blocking block 30 and the upright post 10 is realized, and the fixing effect of the anti-blocking block 30 is improved.

When the first side wall 301 is provided with only one second fixing hole 302, the second fixing hole 302 is located at the middle position of the first side wall 301 in the height direction, when the first side wall 301 is provided with a plurality of second fixing holes 302, one of the second fixing holes 302 is located at the middle position of the first side wall 301 in the height direction, the other second fixing holes 302 may be symmetrically distributed at both sides, and, in the latter case, if the block 30 and the upright post 10 are fixed by a plurality of connecting members 40, one of the connecting members 40 may be inserted into the second fixing hole 302 located at the middle position of the first side wall 301 and the first fixing hole 101 of the upright post 10 coinciding with the second fixing hole 302.

Specifically, when the installation is performed, the first sidewall 301 is located on a side of the block 30 away from the protection beam plate 20, and the first sidewall 301 abuts against a surface of the pillar 10. It can be known from the above that, prevent that block 30 locates between stand 10 and guard beam board 20, if first lateral wall 301 deviates from guard beam board 20 and sets up, then first lateral wall 301 can be with the surface of the direction butt of perpendicular to guard beam board 20 to stand 10, when stand 10 is the pipe, the part that first lateral wall 301 and stand 10 contacted is the cambered surface, when stand 10 is square pipe, first lateral wall 301 is the plane, and like this, stand 10 has great area of contact with preventing block 30, can guarantee good fixed effect and pass power effect.

Alternatively, two first side walls 301 may be provided, the vertical column 10 is sandwiched therebetween, and a fastener such as a bolt penetrates through one of the first side walls 301 and penetrates through the other first side wall 301 after penetrating through the vertical column 10, thereby realizing the fixed connection between the anti-blocking block 30 and the vertical column 10. Similarly, the first sidewall 301 has a surface structure adapted to the pillar 10 according to the sectional shape of the pillar 10.

In some embodiments, the protection girder plate 20 includes the protection plate 21, as shown in fig. 2, the protection plate 21 is a corrugated plate having peaks and valleys, in order to improve the fixing effect of the anti-snag 30 with the corrugated plate, the anti-snag 30 includes a hollow main body 31, and the hollow main body 31 is provided with an outwardly extending extension 32 at an edge position toward the side wall of the corrugated plate, and the hollow main body 31 and the extension 32 are fixedly connected with the corrugated plate, respectively.

Specifically, the side wall of the hollow cavity is fixedly connected with a wave crest in the corrugated plate, the extension portion 32 is fixedly connected with another wave crest in the corrugated plate, and the extension portion 32 may be located at the bottom of the hollow main body 31 or at the top of the hollow main body 31.

The protection beam plate 20 can further comprise a protection beam (not shown), the protection beam is arranged on one side, close to the ground, of the protection plate 21, the protection beam and the protection plate 21 are connected with the upright post 10 through the resistance block 30, the upright post 10 is provided with two sets of first fixing holes 101 in the height direction and corresponds to the protection beam and the protection plate 21 respectively, after the road surface of a road is increased, the protection beam, the protection plate 21 and the resistance block 30 corresponding to the protection beam and the protection plate 21 can be lifted to a proper height, the protection beam and the protection plate are fixed with the upright post 10 through the connecting piece 40, and the protection rail is guaranteed to have high safety protection performance.

In the highway guardrail, the materials of all components are not limited, including but not limited to carbon steel, cast iron, cast aluminum, aluminum alloy, stainless steel and other materials, optional, the upright column 10, the protective beam plate 20 and the anti-blocking block 30 are stainless steel components, the stainless steel materials have the advantages of high strength, good toughness and the like besides the advantages of good corrosion resistance, no need of anti-corrosion treatment, long service life, recycling and the like, on the premise of ensuring basic safety performance, the safety margin of the highway guardrail can be effectively improved by adopting the stainless steel materials, carbon emission in the guardrail production process is reduced, the full-life cost of the guardrail is reduced, and the highway guardrail has good economic benefit, social benefit and environmental benefit.

It can be seen from the above description that, the embodiment of the utility model provides an among the highway rail guard, the stand is provided with a plurality of first fixed orificess along the direction of height to make the height-adjustable of protection beam slab and preventing the obstruction piece, like this, after the road surface of road increases, can promote suitable height with protection beam slab and preventing the obstruction piece, and fix again through connecting piece and stand, guarantee that the guardrail has higher safety protection performance, the potential safety hazard that causes because of the guardrail is not enough for the height on road after adding the assistance or reforming transform the road has been removed.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a highway rail guard, its characterized in that includes stand, protection beam slab and prevents the piece that hinders, prevent that the piece is located the stand with between the protection beam slab, the stand is provided with a plurality of first fixed orificess along the direction of height, prevent that the piece that hinders is fixed in through the connecting piece first fixed orificess.

2. The road guard rail of claim 1 wherein the block is provided with a plurality of second fixing holes along a height direction, and the connecting member is inserted into the first fixing holes and the second fixing holes.

3. The road guard rail of claim 2 wherein a spacing between adjacent ones of the second fixing holes is equal to a spacing between adjacent ones of the first fixing holes.

4. The road protective guard according to claim 2 or 3, wherein the block comprises a first sidewall, the first sidewall is at least partially attached to the surface of the upright and is fixedly connected with the upright, the second fixing hole is formed in the first sidewall, and one of the second fixing holes is formed at a middle position of the first sidewall in the height direction.

5. The road guard rail of claim 4 wherein the first side wall is located on a side of the block facing away from the guard beam plate and the first side wall abuts a surface of the post.

6. The road guard rail of any one of claims 1 to 3 wherein the guard beam plate comprises a guard beam and a guard plate, the guard beam being disposed on a side of the guard plate adjacent to the ground;

7. A road protective fence according to any one of claims 1 to 3 wherein the upright, the protective beam plate and the block are stainless steel members.

8. A road protective fence according to any one of claims 1 to 3 wherein the number of the upright posts is plural and the spacing between two adjacent upright posts is 2m or 4m.

9. A road guard rail according to any one of claims 1 to 3 wherein the guard beam plate comprises a guard plate which is a corrugated plate and the block comprises a hollow body provided with outwardly extending extensions towards the edges of the side walls of the corrugated plate, the hollow body and the extensions being fixedly connected to the corrugated plate respectively.