CN220079736U - Wing-free wall transition section guardrail - Google Patents

Abstract

The utility model discloses a wing-free wall transition section guardrail which is arranged between a bridge guardrail and a highway guardrail and comprises a first support and at least one group of first upright posts, wherein a corrugated anti-collision plate and a first protection beam are arranged on the first upright posts, one end of the corrugated anti-collision plate is connected with the bridge guardrail, the other end of the corrugated anti-collision plate is connected with the highway guardrail, a first transition guardrail is arranged at one end of the first protection beam, the first transition guardrail is connected with the bridge guardrail, the first protection beam is connected with the bridge guardrail through the first support, the other end of the first protection beam is connected with the highway guardrail, and the corrugated anti-collision plate and the first protection beam are arranged on the first upright posts. The first protection beam is arranged below the corrugated anti-collision plate, so that the situation that a small car collides with the corrugated anti-collision plate and the guardrail is punched out from the lower part of the guardrail can be avoided.

Description

Wing-free wall transition section guardrail

Technical Field

The utility model relates to the technical field of highway guardrails, in particular to a wing-wall-free transition section guardrail.

Background

Among the prior art, the majority adopts concrete wing wall to carry out the transition between bridge section guardrail and the road bed section guardrail, and wherein, the one end and the bridge section guardrail of concrete wing wall are connected, and the other end is connected with road bed section guardrail. However, the concrete wing wall has the disadvantages of large site construction difficulty, long construction time and high cost. And the height of the guardrail is 95-110cm, so that the small car is easy to slide out from the bottom of the guardrail when collision occurs. Especially in bridge section, the small car easily slides out from the bottom of the guardrail connecting section and falls into water.

Disclosure of Invention

The utility model aims to at least solve the technical problems and provide a wing-free wall transition section guardrail which overcomes the defects in the prior art.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a exempt from wing wall changeover portion guardrail, includes first support and at least a set of first stand, be equipped with ripple anticollision board and first protection roof beam on the first stand, the one end and the bridge guardrail of ripple anticollision board are connected, the other end of ripple anticollision board with highway guardrail is connected, be equipped with first transition guardrail on the one end of first protection roof beam, first transition guardrail is connected with the bridge guardrail, first protection roof beam passes through first support with the bridge guardrail is connected, the other end of first protection roof beam with highway guardrail is connected.

As an improvement of the technical scheme, one end of the first transition guardrail is connected with the bridge guardrail, and a first connecting piece is arranged at the other end of the first transition guardrail and connected with the first protection beam.

As the improvement of above-mentioned technical scheme, highway guardrail includes second stand and first bracket, first protection roof beam includes first bending portion, second bending portion and extension, the one end of first bracket with first bending portion is connected, the other end of first bracket with second bending portion is connected, first bending portion and second bending portion with form first spacing space between the first bracket, the second stand is located in the first spacing space, the extension with first connecting piece is connected.

As the improvement of the technical scheme, the bridge guardrail further comprises a third transition guardrail, wherein the first upright post is provided with a second protection beam and a third protection beam, and the second protection beam and the third protection beam are connected with the bridge guardrail through the third transition guardrail.

As the improvement of the technical scheme, a second transition guardrail is arranged at one end of the corrugated anti-collision plate and is connected with the bridge guardrail, and the other end of the corrugated anti-collision plate is connected with the highway guardrail.

As an improvement of the technical scheme, the first bracket comprises a first connecting part and a second connecting part, the first connecting part is connected with the first protection beam, and the second connecting part is connected with the bridge guardrail.

As an improvement of the above technical solution, the first connecting portion and the second connecting portion are provided with reinforcing portions.

As an improvement of the technical scheme, the third transition guardrail comprises a second connecting piece, a first main body part and a second main body part are arranged on the second connecting piece, a second installation part and a third installation part are arranged on the first main body part, the second installation part is connected with the second protection beam, the third installation part is connected with the third protection beam, and the second main body part is connected with the bridge guardrail.

As an improvement of the technical scheme, the second connecting piece is provided with a first installation part, the first installation part is connected with the first upright post, the first main body part is also provided with a fourth installation part, the fourth installation part is connected with the corrugated anti-collision plate, the second main body part is provided with a fifth installation part and a sixth installation part, the fifth installation part is connected with the corrugated anti-collision plate, and the sixth installation part is connected with the bridge guardrail.

As the improvement of above-mentioned technical scheme, highway guardrail still includes the second bracket, the second protection roof beam is close to the one end of highway guardrail is equipped with the third portion of bending, be equipped with the elbow on the second stand, be equipped with the horizontal pole on the elbow, the third protection roof beam with the horizontal pole is connected, the second bracket is connected with the third portion of bending, the third portion of bending with form the spacing space of second between the second bracket, the elbow is located in the spacing space of second.

Compared with the prior art, the utility model has the beneficial effects that:

according to the wing-free wall transition section guardrail, the first upright post is provided with the corrugated anti-collision plate and the first protection beam. The first protection beam is arranged below the corrugated anti-collision plate, so that the situation that a small car collides with the corrugated anti-collision plate and the guardrail is punched out from the lower part of the guardrail can be avoided.

The first protection beam is connected with the bridge guardrail through the first bracket. By adopting the arrangement, when the collision occurs, the first bracket can disperse the impact received by the first protection beam to the bridge guardrail, so that the protection capability of the first protection beam is improved.

The first protection beam and the second protection beam are correspondingly provided with a first bending part and a second bending part in an inclined mode, the first bending part and the third bending part are located in a plane where the highway guardrail facing surface is located, the first protection beam end and/or the second protection beam can be prevented from being impacted, and the first protection beam and/or the second protection beam is prevented from puncturing an automobile. The first protection beam and the second protection beam are fixed on the second upright post through the first bracket and the second bracket corresponding to the first protection beam and the second protection beam, so that the first protection beam and the second protection beam can be stably installed.

The second protection beam and the third protection beam are arranged on the first upright post, so that the overall height of the guardrail is improved, and the situation that automobiles such as buses and trucks are overturned in the process of impacting the guardrail and falls under a bridge is effectively avoided.

The ripple anticollision board passes through the third transition guardrail with bridge guardrail with first stand is connected, can increase the intensity of first stand can reduce when taking place the striking the horizontal slope range of first stand is favorable to the reinforcing the anticollision function of guardrail.

The utility model has simple structure, convenient installation and short construction time, effectively replaces the function of the wing wall, and can effectively guide out the collision vehicle when collision occurs, thereby avoiding more serious traffic injury.

Drawings

The utility model is described in further detail below with reference to the attached drawing figures, wherein:

FIG. 1 is a schematic diagram of the structure of an embodiment of the present utility model 1;

FIG. 2 is a schematic diagram of the structure of an embodiment of the present utility model 2;

FIG. 3 is a schematic diagram of the structure of an embodiment of the present utility model;

FIG. 4 is an enlarged view of a portion of the area A of FIG. 1 in accordance with an embodiment of the present utility model;

FIG. 5 is an enlarged view of a portion of the area B of FIG. 2 in accordance with an embodiment of the present utility model;

FIG. 6 is an enlarged view of a portion of the area C of FIG. 2 in accordance with an embodiment of the present utility model;

FIG. 7 is a schematic view of a third transition guardrail according to an embodiment of the present utility model;

fig. 8 is a schematic structural view of a first transition guardrail according to an embodiment of the present utility model.

Reference numerals in the drawings: 1. bridge guard rail; 2. road guardrail; 21. a second upright; 22. a first bracket; 23. the first limiting space; 24. a second bracket; 26. an elbow; 27. a cross bar; 28. the second limiting space; 3. a first bracket; 31. a first connection portion; 32. a second connecting portion; 33. a reinforcing part; 4. a first upright; 5. corrugated anti-collision plates; 51. a second transition barrier; 6. a first guard beam; 61. a first bending part; 62. a second bending part; 63. an extension; 7. a first transition barrier; 71. a first connector; 8. a third transition guardrail; 81. a second connector; 811. a first body portion; 811a, a second mounting portion; 811b, a third mounting portion; 812. a second body portion; 812a, a fifth mounting portion; 812b, sixth mounting portion; 813. a first mounting portion; 814. a fourth mounting portion; 9. a second guard beam; 91. a third bending part; 10. and a third protective beam.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present, as well as being disposed not only in an intermediate position but also in both ends as far as they are within the scope defined by the intermediate position. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 8, the present utility model provides a wing-free wall transition guardrail disposed between a bridge guardrail 1 and a highway guardrail 2. The wing-free wall transition section guardrail comprises a first bracket 3 and at least one group of first upright posts 4. In order to prevent the small car from sliding out of the bottom of the guardrail connecting section into the water, in an embodiment of the utility model, the first upright 4 is provided with a corrugated anti-collision plate 5 and a first protective beam 6. The first protection beam 6 is arranged below the corrugated anti-collision plate 5, so that the situation that a small car collides and a guardrail is punched out from the lower part of the guardrail can be avoided.

Referring to fig. 1 to 6, in the embodiment of the present utility model, the bridge railing 1 is a concrete railing and the highway railing 2 is a two-wave railing. The first upright posts 4 are installed on the soil subgrade, and the first upright posts 4 can be arranged into a plurality of upright posts. In some embodiments of the present utility model, a plurality of the first posts 4 are disposed between the bridge guard rail 1 and the highway guard rail 2 at equal intervals. Wherein, the first upright post 4 adjacent to the bridge guardrail 1 is 750mm away from the end face of the bridge guardrail 1. The first support 3 is made of steel pipes, and specifically, the first upright 4 is made of high-strength steel with yield strength not less than 670 GPa.

Referring to fig. 1 to 4, one end of the corrugated impact plate 5 is connected to the highway guardrail 2, and the other end of the corrugated impact plate 5 is connected to the highway guardrail 2.

Referring to fig. 1 to 4 and 8, in order to smoothly transition the first protection beam 6 of the present utility model with the bridge railing 1, in the embodiment of the present utility model, a first transition railing 7 is provided at one end of the first protection beam 6, the first transition railing 7 is connected with the bridge railing 1, and the other end of the first protection beam 6 is connected with the highway railing 2.

Referring to fig. 2 and 5, in order to make the installation of the first protection beam 6 more stable and to increase the strength of the first protection beam 6, in some embodiments of the present utility model, a first bracket 3 is further included, and the first protection beam 6 is connected to the bridge railing 1 through the first bracket 3. With such a configuration, when an impact occurs, the first bracket 3 can disperse the impact received by the first protection beam 6 to the bridge railing 1, thereby improving the protection capability of the first protection beam 6.

Referring to fig. 2 and 5, specifically, one end of the first transition guardrail 7 is connected to the bridge guardrail 1, and the other end of the first transition guardrail 7 is provided with a first connecting member 71, and the first connecting member 71 is connected to the first protection beam 6. In this embodiment, the first protection beam 6 may be made of square tubes conforming to the relevant strength specifications, and the first connection member 71 is inserted into the square tubes and then reinforced with fasteners such as bolts.

Referring to fig. 2 and 5, specifically, the first bracket 3 includes a first connection portion 31 and a second connection portion 32, the first connection portion 31 is connected to the first protection beam 6, and the second connection portion 32 is connected to the bridge railing 1. In order to increase the strength of the first bracket 3, in some embodiments of the present utility model, the first and second connection parts 31 and 32 are provided with a reinforcement part 33.

In order to prevent the automobile from directly striking the end of the first protection beam 6 adjacent to the highway guardrail 2, and causing puncture, in the embodiment of the present utility model, the first protection beam 6 includes a first bending portion 61, a second bending portion 62, and an extension portion 63, the first bending portion 61 and the second bending portion 62 are obliquely disposed, the second bending portion 62 and the extension portion 63 are obliquely disposed, so as to guide the automobile, and the end of the first bending portion 61 is located in the plane of the facing surface of the highway guardrail 2, so that the end of the first protection beam 6 can be prevented from being struck, and the first protection beam 6 is prevented from piercing the automobile. The extension 63 is connected to the first connection 71.

Referring to fig. 2, 3 and 6, in order to make the installation of the first protection beam 6 more stable, in the present utility model, the highway guardrail 2 includes a second upright 21 and a first bracket 22, and the first bent portion 61 is fixed to the second upright 21 by the first bracket 22, so that the installation of the first protection beam 6 is more stable. Specifically, one end of the first bracket 22 is connected to the first bending portion 61, the other end of the first bracket 22 is connected to the first bending portion 61, a first limiting space 23 is formed between the first bending portion 61 and the first bracket 22, and the second upright 21 is located in the first limiting space 23. By adopting such a setting, when the collision occurs, the impact received by the first protection beam 6 can be dispersed to the highway guardrail 2, and the protection capability of the first protection beam 6 is improved.

Referring to fig. 1 to 4, in order to make the transition between the corrugated impact plate 5 and the bridge girder 1 smoother, in the embodiment of the present utility model, a second transition girder 51 is provided at one end of the corrugated impact plate 5, and one end of the corrugated impact plate 5 is connected to the bridge girder 1 through the second transition girder 51. Specifically, one end of the second transition guardrail 51 is overlapped with the bridge guardrail 1, and the other end of the second transition guardrail 51 is overlapped with the corrugated anti-collision plate 5.

Referring to fig. 1 to 3, in order to make the transition between the corrugated impact plate 5 and the highway smoother, in the embodiment of the present utility model, the shape of the corrugated impact plate 5 is matched with that of the impact plate on the highway guardrail 2, and the other end of the corrugated impact plate 5 is directly connected with the highway guardrail 2.

The corrugated impact plate 5 is a facility for road protection, generally absorbing impact energy by a corrugated or convex shape, and the corrugated impact plate 5 spreads out and smoothes the cross section of the corrugated structure when a vehicle collides against it, thereby playing a role of buffering to protect a traffic lane and the vehicle. Furthermore, the cross section of the corrugated impact plate 5 may be of other specific shapes, such as: rectangular, circular, oval, etc.

In this embodiment, the corrugated bumper plate 5 and the highway guardrail 2 are preferably made of three-wave beam plates. The three-wave beam plate is used for places such as highways, urban roads and the like which need high-strength protection. The guardrail beam manufactured by the three-wave beam plate has higher impact resistance and deformation resistance, and can effectively protect roads and vehicles.

Referring to fig. 1 to 4, since the height of the existing wing-free wall guardrail is 95-110cm, in order to avoid rollover and falling under the bridge during the collision of large vehicles such as buses and trucks, the first upright post 4 is provided with a second protection beam 9 and a third protection beam 10. By arranging the second protection beam 9 and the third protection beam 10 on the first upright post 4, the overall height of the guardrail is improved, and the situation that automobiles such as buses and trucks are overturned in the process of impacting the guardrail and falls under a bridge is effectively avoided.

Referring to fig. 1 to 4, in order to make the transition between the second and third protection beams 9 and 10 and the bridge girder 1 smoother, in the present utility model, a third transition girder 8 is further included, through which the second and third protection beams 9 and 10 are connected to the bridge girder 1.

Referring to fig. 1 to 4 and fig. 7, specifically, the third transition guardrail 8 includes a second connecting member 81, a first body portion 811 and a second body portion 812 are provided on the second connecting member 81, a second mounting portion 811a and a third mounting portion 811b are provided on the first body portion 811, the second mounting portion 811a is connected with the second protection beam 9, the third mounting portion 811b is connected with the third protection beam 10, and the second body portion 812 is connected with the bridge guardrail 1.

The second connecting member 81 is provided with a first mounting portion 813, and the first mounting portion 813 is connected to the first upright 4. The first body 811 is further provided with a fourth mounting portion 814, and the fourth mounting portion 814 is connected to the corrugated impact plate 5. The second main body 812 is provided with a fifth mounting portion 812a and a sixth mounting portion 812b, the fifth mounting portion 812a is connected to the corrugated bumper plate 5, and the sixth mounting portion 812b is connected to the bridge rail 1.

The corrugated anti-collision plate 5 is connected with the bridge guardrail 1 and the first upright post 4 through the third transition guardrail 8, so that the strength of the first upright post 4 can be increased, the transverse inclination amplitude of the first upright post 4 can be reduced when collision occurs, and the anti-collision function of the guardrail can be enhanced.

By adopting such arrangement, the first upright 4 and the corrugated anti-collision plate 5 can be buffered by the connecting piece, so that the impact force transmitted to the first upright 4 when the corrugated anti-collision plate 5 is impacted by a vehicle can be reduced, and the displacement of the first upright 4 is reduced, thereby reducing the deformation of the wing-wall-free guardrail in the embodiment. In addition, the connecting piece can enable the corrugated anti-collision plate 5 to be locally far away from the side surface of the concrete guardrail, increase the transverse deformation buffer space of the guardrail, and reduce the stirring resistance of the end surface of the bridge guardrail 1 to wheels.

Referring to fig. 2, 3 and 6, in order to make the installation of the second protection beam 9 more stable, in the present utility model, the highway guardrail 2 further includes a second bracket 24, one end of the second protection beam 9 near the highway guardrail 2 is provided with a third bending portion 91, the third bending portion 91 is obliquely disposed with the main body of the second protection beam 9, so as to guide the automobile, and the end of the first bending portion 61 is located in the plane where the facing surface of the highway guardrail 2 is located, so as to prevent the end of the first protection beam 6 from being impacted, and avoid the second protection beam 9 from piercing the automobile.

The second upright post 21 is provided with an elbow 26, the elbow 26 is provided with a cross bar 27, the third protection beam 10 is connected with the cross bar 27, the second bracket 24 is connected with a third bending part 91, a second limiting space 28 is formed between the third bending part 91 and the second bracket 24, and the elbow 26 is located in the second limiting space 28. By adopting the arrangement, when the collision occurs, the impact received by the second protection beam 9 can be dispersed to the highway guardrail 2, and the protection capability of the second protection beam 9 is improved.

The utility model relates to a wing-free wall guardrail, wherein a corrugated anti-collision plate 5 and a first protection beam 6 are arranged on a first upright post 4. The first protection beam 6 is arranged below the corrugated anti-collision plate 5, so that the situation that a small car collides and a guardrail is punched out from the lower part of the guardrail can be avoided.

The first protection beam 6 is connected with the bridge guardrail 1 through the first bracket 3. With such a configuration, when an impact occurs, the first bracket 3 can disperse the impact received by the first protection beam 6 to the bridge railing 1, thereby improving the protection capability of the first protection beam 6.

The first protection beam 6 and the second protection beam 9 are correspondingly provided with a first bending part and a second bending part in an inclined manner, and the first bending part 61 and the third bending part 91 are positioned at the tail end of the third bending part 91 in the plane where the loading face of the highway guardrail 2 is located, so that the end part of the first protection beam 6 and/or the second protection beam 9 can be prevented from being impacted, and the first protection beam 6 and/or the second protection beam 9 can be prevented from puncturing an automobile. The ends of the first protection beam 6 and the second protection beam 9 are fixed on the second upright 21 through a first bracket 22 and a second bracket 24 corresponding to the ends, so that the first protection beam 6 and the second protection beam 9 can be installed more stably.

The second protection beam 9 and the third protection beam 10 are arranged on the first upright post 4, so that the overall height of the guardrail is improved, and the situation that a large-sized automobile such as a bus, a truck and the like turns over in the process of impacting the guardrail and falls under a bridge is effectively avoided.

The corrugated anti-collision plate 5 is connected with the bridge guardrail 1 and the first upright post 4 through the third transition guardrail 8, so that the strength of the first upright post 4 can be increased, the transverse inclination amplitude of the first upright post 4 can be reduced when collision occurs, and the anti-collision function of the guardrail can be enhanced.

The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and any modifications or equivalent substitutions without departing from the spirit and scope of the present utility model should be covered in the scope of the technical solution of the present utility model.

Claims (10)

1. The utility model provides a wing wall changeover portion guardrail exempts from, sets up between bridge guardrail (1) and highway guardrail (2), its characterized in that: including first support (3) and at least a set of first stand (4), be equipped with ripple buffer stop (5) and first protection roof beam (6) on first stand (4), the one end of ripple buffer stop (5) is connected with bridge guardrail (1), the other end of ripple buffer stop (5) with highway guardrail (2) are connected, be equipped with first transition guardrail (7) on the one end of first protection roof beam (6), first transition guardrail (7) are connected with bridge guardrail (1), first protection roof beam (6) are passed through first support (3) with bridge guardrail (1) are connected, the other end of first protection roof beam (6) with highway guardrail (2) are connected.

2. A wing-free wall transition section guard rail according to claim 1, characterized in that one end of the first transition guard rail (7) is connected to the bridge guard rail (1), the other end of the first transition guard rail (7) is provided with a first connecting piece (71), and the first connecting piece (71) is connected to the first protection beam (6).

3. The wing-free wall transition section guardrail according to claim 2, characterized in that the highway guardrail (2) comprises a second upright (21) and a first bracket (22), the first protection beam (6) comprises a first bending part (61), a second bending part (62) and an extension part (63), one end of the first bracket (22) is connected with the first bending part (61), the other end of the first bracket (22) is connected with the second bending part (62), a first limiting space (23) is formed between the first bending part (61) and the second bending part (62) and the first bracket (22), the second upright (21) is located in the first limiting space (23), and the extension part (63) is connected with the first connecting piece (71).

4. A wing wall free transition guardrail according to claim 3, further comprising a third transition guardrail (8), wherein the first upright (4) is provided with a second protection beam (9) and a third protection beam (10), and the second protection beam (9) and the third protection beam (10) are connected with the bridge guardrail (1) through the third transition guardrail (8).

5. The wing-free wall transition section guardrail according to claim 1, characterized in that a second transition guardrail (51) is arranged at one end of the corrugated anti-collision plate (5), the second transition guardrail (51) is connected with the bridge guardrail (1), and the other end of the corrugated anti-collision plate (5) is connected with the highway guardrail (2).

6. A wing-free wall transition guardrail according to claim 1, characterized in that the first bracket (3) comprises a first connection part (31) and a second connection part (32), the first connection part (31) being connected with the first protection beam (6), the second connection part (32) being connected with the bridge guardrail (1).

7. The wing-free wall transition guardrail according to claim 6, characterized in that the first connection portion (31) and the second connection portion (32) are provided with reinforcement portions (33).

8. The wing-free wall transition section guardrail according to claim 4, wherein the third transition guardrail (8) comprises a second connecting piece (81), a first main body part (811) and a second main body part (812) are arranged on the second connecting piece (81), a second mounting part (811 a) and a third mounting part (811 b) are arranged on the first main body part (811), the second mounting part (811 a) is connected with the second protection beam (9), the third mounting part (811 b) is connected with the third protection beam (10), and the second main body part (812) is connected with the bridge guardrail (1).

9. The wing-free wall transition section guardrail according to claim 8, wherein a first mounting portion (813) is arranged on the second connecting piece (81), the first mounting portion (813) is connected with the first upright post (4), a fourth mounting portion (814) is further arranged on the first main body portion (811), the fourth mounting portion (814) is connected with the corrugated anti-collision plate (5), a fifth mounting portion (812 a) and a sixth mounting portion (812 b) are arranged on the second main body portion (812), the fifth mounting portion (812 a) is connected with the corrugated anti-collision plate (5), and the sixth mounting portion (812 b) is connected with the bridge guardrail (1).

10. The wing-free wall transition section guardrail according to claim 8, characterized in that the highway guardrail (2) further comprises a second bracket (24), a third bending part (91) is arranged at one end, close to the highway guardrail (2), of the second protection beam (9), an elbow (26) is arranged on the second upright (21), a cross rod (27) is arranged on the elbow (26), the third protection beam (10) is connected with the cross rod (27), the second bracket (24) is connected with the third bending part (91), a second limiting space (28) is formed between the third bending part (91) and the second bracket (24), and the elbow (26) is arranged in the second limiting space (28).