CN216515302U - Central dividing strip guardrail - Google Patents

Abstract

The utility model relates to the field of highway protective fences, in particular to a central separator guardrail. The central dividing strip guardrail comprises two rows of guardrail components which are arranged in parallel, each row of guardrail components comprises a first upright post, a second upright post, a handrail cross beam and a second cross beam, the first upright posts are connected with the handrail cross beams, and the second upright posts are connected with the second cross beams. In the utility model provides an among the central authorities 'median guardrail, first stand and handrail crossbeam are connected and are formed the first grade and resist the protective structure that the vehicle collided, and second stand and second crossbeam are connected and are formed the second grade and resist the protective structure that the vehicle collided, through the cooperation of these two-stage protective structure, can effectively resist the collision of vehicle, strengthen the guard effect of whole central authorities' median guardrail, the camber degree after deformation volume and the vehicle collision that produces behind the effective control vehicle collision guardrail.

Description

Central dividing strip guardrail

Technical Field

The utility model relates to the field of highway protective fences, in particular to a central separator guardrail.

Background

In the prior art, higher obstacles such as ETC gantries, sign columns and the like are often arranged between two rows of guardrails of a central dividing belt guardrail, and under the condition, when a vehicle collides with the central dividing belt guardrail, the maximum transverse dynamic displacement extension value (W value) and the maximum dynamic camber equivalent value (VIN value) of the guardrails cannot meet the control requirement of deformation, and the deformation is large, so that the higher obstacles such as the ETC gantries, the sign columns and the like are directly damaged.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a central separator guardrail which is used for enhancing the protection effect of the central separator guardrail.

The utility model provides a central dividing strip guardrail which comprises two rows of guardrail components arranged in parallel, wherein each row of guardrail components comprises a first upright post, a second upright post, a handrail cross beam and a second cross beam, the first upright post is connected with the handrail cross beam, and the second upright post is connected with the second cross beam.

Specifically, among the central separation area guardrail that this application provided, first stand and handrail crossbeam are connected and are formed the first grade and resist the protective structure that the vehicle collided, and second stand and second crossbeam are connected and are formed the second grade and resist the protective structure that the vehicle collided, through the cooperation of these two-stage protective structure, can effectively resist the collision of vehicle, strengthen the guard effect of whole central separation area guardrail, effectively control the deformation volume that produces and the camber degree after the vehicle collided behind the guardrail.

Optionally, the second upright posts of the two rows of guardrail assemblies are connected through the cross brace.

Optionally, the cross brace comprises an upper layer and a lower layer; the cross brace on the upper layer is connected with the second upright post and the second cross beam through the rain-proof cap, and the cross brace on the lower layer is connected with the second upright post through the bending plate.

Optionally, the second beam comprises a bent beam.

Optionally, the bending device further comprises a third upright, and the end of the bending beam is connected with the third upright.

Optionally, the first column is connected between the first cross beam and the first column.

Optionally, the first vertical column is connected with the first vertical column through a corrugated beam.

Optionally, the second cushion block is further included, and the second cushion block is connected between the second upright column and the corrugated beam.

Optionally, the system further comprises a back plate arranged underground, and the back plate is connected with the second upright post through bolts.

Optionally, the first and second uprights are alternately arranged along the extension direction of the barrier assembly.

Drawings

For a better understanding of the utility model, reference may be made to the embodiments illustrated in the following drawings. The components in the drawings are not necessarily to scale, and some relevant components may be omitted in order to emphasize and clearly illustrate the technical features of the present disclosure. In addition, the relevant elements or components may be arranged differently as is known in the art.

FIG. 1 is a general schematic view of a center divider fence according to an embodiment of the present invention from a first perspective;

FIG. 2 is an overall schematic view of a center divider rail according to an embodiment of the present invention from a second perspective;

FIG. 3 is an overall view of a center divider barrier from a third perspective in accordance with an embodiment of the present invention;

fig. 4 is a partial structural view of a center divider fence according to an embodiment of the present invention.

Reference numerals:

1-a first upright; 2-a second upright; 3-handrail cross beam;

4-a second beam; 41-bending the cross beam; 5-horizontal bracing; 6-rain-proof cap; 7-bending the plate;

8-a third column; 9-a wave beam; 10-a first pad; 11-a second head block; 12-back plate.

Detailed Description

The technical solutions in the exemplary embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the exemplary embodiments of the present disclosure. The example embodiments described herein are for illustrative purposes only and are not intended to limit the scope of the present disclosure, and it is, therefore, to be understood that various modifications and changes may be made to the example embodiments without departing from the scope of the present disclosure.

In the description of the present disclosure, unless otherwise explicitly specified or limited, the terms "first", "second", and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "and/or" includes any and all combinations of one or more of the associated listed items.

The application provides a central dividing strip guardrail, as shown in fig. 1, 2 and 3, this central dividing strip guardrail includes two rows of guardrail subassembly that set up in parallel, and every row of guardrail subassembly includes first stand 1, second stand 2, handrail crossbeam 3 and second crossbeam 4, and first stand 1 links to each other with handrail crossbeam 3, and second stand 2 links to each other with second crossbeam 4.

Specifically, in the central division strip guardrail provided by the application, the first upright column 1 and the handrail cross beam 3 are connected to form a first-level protective structure for resisting vehicle collision, the second upright column 2 and the second cross beam 4 are connected to form a second-level protective structure for resisting vehicle collision, and through the cooperation of the two-level protective structures, the vehicle collision can be effectively resisted, the protective effect of the whole central division strip guardrail is enhanced, and the deformation amount generated after the vehicle collides with the guardrail and the camber degree after the vehicle collides are effectively controlled.

In some embodiments, as shown in fig. 1, 2 and 3, the center divider rail further comprises a cross brace 5, and the second posts 2 of the two rows of rail assemblies are connected by the cross brace 5; the cross brace 5 can improve the connection strength between the second upright posts 2 of the two rows of guardrail components, thereby improving the overall stability of the central separation belt guardrail and reducing the deformation amount generated by the guardrail after vehicle collision and the camber degree after vehicle collision.

In some embodiments, as shown in fig. 1, 2, 3 and 4, the wale 5 includes upper and lower layers; the cross brace 5 positioned on the upper layer is connected with the second upright post 2 and the second cross beam 4 through a rainproof cap 6, and the cross brace 5 positioned on the lower layer is connected with the second upright post 2 through a bending plate 7; the design structure of the two layers of cross braces 5 can further enhance the connection strength between the second upright posts 2 of the two rows of guardrail components, thereby further improving the stability of the guardrails.

Specifically, the upper surface of the wale 5 located on the upper layer is connected with the second stand column 2 and the second cross beam 4 through the rainproof cap 6, so that the connection strength between the three can be enhanced, and further, the lower surface of the wale 5 located on the upper layer is fixedly connected with the second stand column 2 through the bending plate 7, so that the connection strength between the upper wale 5 and the second stand column 2 is further enhanced. The upper surface and the lower surface of the lower cross brace 5 are fixedly connected with the second upright post 2 through the bending plate 7, so that the connection strength between the lower cross brace 5 and the upright post can be enhanced; the connection of the two crossbars 5 and the second upright 2 can further improve the stability of the second upright 2.

In some embodiments, as shown in fig. 1 and 2, second beam 4 includes a bent beam 41.

For example, the second beam 4 comprises a straight beam and two bent beams 41 at two ends of the straight beam, and the ends of the two bent beams 41 are bent toward the inner side of the protection assembly.

In some embodiments, as shown in fig. 1 and 2, the center divider guardrail further includes a third upright 8, with the end of the bent beam 41 connected to the third upright 8.

In some embodiments, as shown in fig. 1, 2, 3 and 4, the center divider fence further comprises a first head block 10, the first head block 10 being connected between the second beam 4 and the second upright 2; the first cushion block 10 is arranged between the second cross beam 4 and the second upright post 2, so that the distance between the second cross beam 4 and the second upright post 2 can be increased, namely, the retreating distance of the second upright post 2 can be increased, and therefore, when a vehicle collides with a guardrail, the camber degree of the vehicle can be effectively reduced.

In some embodiments, as shown in fig. 1, 2, 3 and 4, the center divider fence further comprises a wave shaped beam 9, the wave shaped beam 9 being connected to the first upright 1; the wave-shaped beam 9 arranged on the first upright post 1 can absorb the energy generated when the vehicle collides, and the wave-shaped beam 9 has a guiding function, can force the out-of-control vehicle to change the direction and return to the normal driving direction, and in addition, the wave-shaped beam 9 also has a better sight line guiding function, can be coordinated with the line shape of the road, and has an attractive appearance.

Exemplarily, the wave beam 9 may be disposed below the second beam 4; the wave beam 9 can be two-wave, three-wave, etc.

In some embodiments, as shown in fig. 1, 2, 3 and 4, the center divider fence further comprises a second head block 11, the second head block 11 being connected between the second upright 2 and the wave beam 9; the second cushion block 11 is arranged between the wave-shaped beam 9 and the second upright post 2, so that the distance between the wave-shaped beam 9 and the second upright post 2 can be increased, namely, the retreating distance of the second upright post 2 can be increased, and therefore, when a vehicle collides with a guardrail, the camber degree of the vehicle can be effectively reduced.

In some embodiments, as shown in fig. 4, the center divider fence further comprises a back plate 12 disposed underground, the back plate 12 being bolted to the second upright 2; the back plate 12 is arranged underground and connected with the second upright post 2, so that the contact area between the upright post of the central division strip guardrail and the soil foundation can be increased, and the stability of the second upright post 2 in the soil foundation is improved; backplate 12 is connected through the bolt with second stand 2 in this application, and joint strength is big and simple process, can further improve the stability of second stand 2 in the soil matrix, and then improves the holistic stability of central separation area guardrail.

Specifically, the second upright 2 and the back plate 12 may be disposed on the soil foundation in a manner of drilling, embedding a concrete foundation, fixing a flange, and the like.

In some embodiments, as shown in fig. 1, 2 and 3, the first uprights 1 and the second uprights 2 are arranged alternately along the extension direction of the guardrail assembly; along the extending direction of the guardrail assembly, the second upright posts 2 can be interpenetrated between any part of the first upright posts 1.

The first upright posts 1 and the second upright posts 2 are arranged in a row, and the handrail cross beam 3 is inclined forward toward the road side relative to the first upright posts 1 and has a certain distance from the first upright posts 1 in the horizontal direction. The linear beam of the second beam 4 is located above the armrest beam 3 and vertically offset from the armrest beam 3.

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

Claims (10)

1. The utility model provides a central separation area guardrail, its characterized in that includes two rows of guardrail subassemblies of parallel arrangement, and every row of guardrail subassembly includes first stand, second stand, handrail crossbeam and second crossbeam, first stand with the handrail crossbeam links to each other, the second stand with the second crossbeam links to each other.

2. The center divider fence of claim 1 further comprising a cross brace, the second posts of the two rows of fence assemblies being connected by the cross brace.

3. A center divider fence according to claim 2 wherein said cross brace comprises upper and lower decks; the cross brace on the upper layer is connected with the second upright post and the second cross beam through a rain-proof cap, and the cross brace on the lower layer is connected with the second upright post through a bending plate.

4. The center divider guardrail of claim 1 wherein the second cross member comprises a bent cross member.

5. The center divider guardrail of claim 4 further comprising a third post, the end of the bent beam being connected to the third post.

6. The center divider fence of claim 1 further comprising a first spacer block connected between said second cross member and said second upright.

7. The center divider fence of claim 1 further comprising a corrugated beam connected to the first post.

8. The center divider fence of claim 7 further comprising a second spacer block connected between said second upright and said corrugated beam.

9. The center divider fence of claim 1 further comprising a back plate disposed underground, said back plate being bolted to said second upright.

10. A center divider fence according to any one of claims 1 to 9 wherein said first upright and said second upright alternate along the direction of extension of said fence assembly.

Images