CN217399491U

CN217399491U - Safe type anticollision barrier suitable for hypervelocity highway

Info

Publication number: CN217399491U
Application number: CN202221515389.XU
Authority: CN
Inventors: 张志祥; 刘强; 陈思
Original assignee: Jiangsu Sinoroad Engineering Research Institute Co ltd
Current assignee: Jiangsu Sinoroad Engineering Research Institute Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-09-09
Anticipated expiration: 2032-06-15

Abstract

The utility model relates to a traffic safety facility technical field especially relates to a safe type anticollision barrier suitable for hypervelocity highway, include: the concrete guardrail comprises a base body and a first waveform section; the wave beam guardrail comprises an upright post, a second wave section and a third wave section; the transition plate is connected with the corrugated beam guardrail and the concrete guardrail, a first transition port is formed at one end and connected with the first corrugated section, the other end extends towards two sides and forms a second transition port and a third transition port, the second transition port is connected with the second corrugated section, and the third transition port is connected with the third corrugated section; through set up the cab apron between concrete guardrail and wave form roof beam guardrail, form level and smooth transitional coupling, thereby set up the energy that produces after the impact of first wave form section fast absorption on concrete guardrail, avoid the secondary damage, parallel arrangement second wave form section and third wave form section on wave form roof beam guardrail have increased the protection width when the vehicle receives the impact, and the dispersed impact force satisfies its crashproof ability requirement.

Description

Safe type anticollision barrier suitable for hypervelocity highway

Technical Field

The utility model relates to a traffic safety facility technical field especially relates to a safe type anticollision barrier suitable for hypervelocity highway.

Background

In order to separate and guide the traffic flow, guardrail structures are usually arranged on two sides of the highway, the common guardrail structures generally comprise wave-shaped beam guardrails and concrete guardrails, the wave-shaped beam guardrails are generally arranged on two sides of a highway section and are deformed by impact, and the energy brought by the impact is absorbed, so that a vehicle body is protected, and the concrete guardrails are generally arranged on two sides of a bridge section and have the advantages of high structural strength and impact resistance.

In an ultrahigh-speed road (an expressway with an instant speed of more than 120 km/h), the conventional wavy beam guardrail is generally a single beam with a wavy section, the waveform can be two or three, for some large heavy-duty vehicles, after the guardrail is impacted by high-speed movement, the generated impact force is too large, the guardrail cannot meet the requirement on the anti-collision performance, the concrete guardrail structure has high impact resistance, but after the concrete guardrail is impacted, the generated impact wave energy is difficult to be quickly absorbed, secondary injury is easily caused to drivers and passengers in the automobile body, and when the arrangement of the wavy beam guardrail and the bridge concrete guardrail is converted, a smooth transition section is difficult to be arranged, so that structural loss between the wavy beam guardrail and the bridge concrete guardrail is caused, and great potential safety hazard exists.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the safety anti-collision guardrail applicable to the ultra-high speed highway is provided, and potential safety hazards of the highway guardrail are reduced.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a safety crash barrier adapted for use on ultra-high speed highways, comprising:

the concrete guardrail comprises a base body and a first waveform section, wherein the first waveform section is horizontally arranged and fixed on the base body;

the wave beam guardrail comprises an upright post, a second wave section and a third wave section, wherein the upright post is vertically arranged, the second wave section and the third wave section are arranged in parallel to the first wave section, fixed on the upright post and respectively positioned at two sides of the first wave section in height;

and the transition plate is connected with the corrugated beam guardrail and the concrete guardrail, one end of the transition plate forms a first transition port connected with the first corrugated section, the other end of the transition plate extends towards two sides and forms a second transition port and a third transition port, the second transition port is connected with the second corrugated section, and the third transition port is connected with the third corrugated section.

Furthermore, the first wave-shaped section comprises a first wave-shaped plate and a first anti-blocking block, the base body is connected with the first anti-blocking block through a first bolt, and the first wave-shaped plate is connected with the first anti-blocking block through a second bolt.

Furthermore, the first anti-blocking block comprises a front plate, two side plates and two bottom plates, the two side plates are respectively positioned on two sides of the front plate in the length direction, the width of the side plates is gradually reduced from one end in a trapezoid shape, the two bottom plates are respectively perpendicular to the two side plates, and the end portions of the bottom plates extend towards the outer portion to form an open type structure.

Further, the first corrugated plate is a three-corrugated plate.

Furthermore, the second wave-shaped section comprises a second wave-shaped plate and a second anti-blocking block, the upright column is connected with the second anti-blocking block through a first bolt, and the second wave-shaped plate is connected with the second anti-blocking block through a second bolt.

Furthermore, the third wave band comprises a third wave plate and a third blocking block, the stand column is connected with the third blocking block through a first bolt, and the second wave plate is connected with the second blocking block through a second bolt.

Furthermore, the cross section of the second obstruction block is quadrilateral, and the cross section of the third obstruction block is hexagonal.

Further, the second corrugated plate is a three-corrugated plate, and the third corrugated plate is a two-corrugated plate.

Furthermore, the transition plate forms a large inclined edge from the first transition port to one side of the second transition port, a small inclined edge from the first transition port to the third transition port, a large inclined plate is arranged between the first transition port and the second transition port, the inclined edge of the large inclined plate is arranged along the large inclined edge, a small inclined plate is arranged between the first transition port and the third transition port, and the inclined edge of the small inclined plate is arranged along the small inclined edge.

Further, a gap is formed between the large inclined plate and the small inclined plate, extends from the first transition port to the second transition port and the third transition port, and gradually expands in width.

The utility model has the advantages that: the utility model discloses a set up the cab apron between concrete guardrail and wave form roof beam guardrail, with forming level and smooth transitional coupling between wave form roof beam guardrail and the concrete guardrail, simultaneously, thereby set up the energy that produces after the first wave form section absorbs the striking fast on the concrete guardrail, avoid producing the secondary damage, parallel arrangement second wave form section and third wave form section on wave form roof beam guardrail, the protection width when having increased the vehicle and receiving the striking, the dispersed impact force to satisfy its crashproof performance requirement.

Drawings

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

Fig. 1 is a schematic structural view of a safety crash barrier suitable for an ultra-high speed highway in an embodiment of the present invention;

fig. 2 is a schematic structural view of a concrete guardrail in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a first anti-blocking block in the embodiment of the present invention;

fig. 4 is a schematic structural view of a corrugated beam guardrail in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of the transition plate in the embodiment of the present invention.

Reference numerals: 10. a concrete guardrail; 11. a base; 12. a first waveform segment; 121. a first corrugated plate; 122. a first anti-blocking block; 122a, a front plate; 122b, side plates; 122c, a bottom plate; 20. a corrugated beam guardrail; 21. a column; 22. a second waveform segment; 221. a second corrugated plate; 222. a second anti-blocking block; 23. a third waveform band; 231. a third corrugated plate; 232. a third prevention block; 30. a transition plate; 31. a first transition port; 32. a second transition port; 33. a third transition port; 34. a large bevel edge; 35. a small bevel edge; 36. a large sloping plate; 37. a small sloping plate; 38. a gap.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 5, the safety crash barrier for an ultra-high speed road comprises:

the concrete guardrail 10 comprises a base body 11 and a first waveform section 12, wherein the first waveform section 12 is horizontally arranged and fixed on the base body 11;

the corrugated beam guardrail 20 comprises an upright post 21, a second corrugated section 22 and a third corrugated section 23, wherein the upright post 21 is vertically arranged, the second corrugated section 22 and the third corrugated section 23 are arranged in parallel to the first corrugated section 12, fixed on the upright post 21 and respectively positioned at two sides of the first corrugated section 12 in height;

the transition plate 30 is connected with the corrugated beam guardrail 20 and the concrete guardrail 10, one end of the transition plate 30 is provided with a first transition port 31 which is connected with the first corrugated section 12, the other end of the transition plate extends towards two sides and is provided with a second transition port 32 and a third transition port 33, the second transition port 32 is connected with the second corrugated section 22, and the third transition port 33 is connected with the third corrugated section 23.

Through set up cab apron 30 between concrete guardrail 10 and wave form roof beam guardrail 20, form level and smooth transitional coupling between wave form roof beam guardrail 20 and the concrete guardrail 10, simultaneously, thereby set up the energy that produces after the impact of first wave form section 12 on concrete guardrail 10, avoid producing the secondary damage, parallel arrangement second wave form section 22 and third wave form section 23 on wave form roof beam guardrail 20, the protection width when having increased the vehicle and having received the striking, the dispersion impact force, thereby satisfy its crashworthiness requirement.

In this embodiment, the first wave segment 12 includes a first wave plate 121 and a first anti-blocking block 122, the base 11 is connected to the first anti-blocking block 122 by a first bolt, and the first wave plate 121 is connected to the first anti-blocking block 122 by a second bolt.

Wherein, because the base member 11 is the concrete material, when pouring, the one side towards first anti-block 122 is the slope setting, for making first wave form section 12 straight setting, sets first anti-block 122 to following structure: including front bezel 122a, both sides board 122b and two bottom plates 122c, both sides board 122b is located front bezel 122a length direction's both sides respectively, and the width reduces gradually with trapezoidal from one end, and two bottom plates 122c set up with both sides board 122b is perpendicular respectively, and the tip extends towards outside, forms open type structure, can produce deformation after receiving the striking, absorbs the shock wave, all is equipped with the through-hole on front bezel 122a and the bottom plate 122c for install first bolt and second bolt.

Preferably, the first corrugated plate 121 is a three-corrugated plate to ensure collision resistance.

On the basis of the above embodiment, the second wave-shaped segment 22 comprises a second wave-shaped plate 221 and a second block-proof block 222, the upright post 21 is connected with the second block-proof block 222 through a first bolt, and the second wave-shaped plate 221 is connected with the second block-proof block 222 through a second bolt; the third waveform section 23 comprises a third waveform plate 231 and a third prevention block 232, the upright post 21 is connected with the third prevention block 232 through a first bolt, and the second waveform plate 221 is connected with the second prevention block 222 through a second bolt; through holes for installation are respectively arranged on the upright post 21 and the anti-blocking block.

Preferably, the cross section of the second obstruction block 222 is quadrilateral, and the cross section of the third obstruction block 232 is hexagonal, so that the support strength is high, and the anti-collision strength can be effectively increased.

In order to improve the economy, the second corrugated plate 221 is a three-corrugated plate, and the third corrugated plate 231 is a two-corrugated plate, without affecting the original collision avoidance strength.

On the basis of the above embodiment, the transition plate 30 forms a large inclined edge 34 from the first transition port 31 to the second transition port 32, a small inclined edge 35 from the first transition port 31 to the third transition port 33, a large inclined plate 36 is arranged between the first transition port 31 and the second transition port 32, the inclined edge of the large inclined plate 36 is arranged along the large inclined edge 34, a small inclined plate 37 is arranged between the first transition port 31 and the third transition port 33, and the inclined edge of the small inclined plate 37 is arranged along the small inclined edge 35 to form a straight transition connection.

Wherein, a gap 38 is formed between the large inclined plate 36 and the small inclined plate 37, the gap 38 extends from the first transition port 31 to the space between the second transition port 32 and the third transition port 33, and the width is gradually enlarged, leaving a fixed connection position.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a safe type crash barrier suitable for hypervelocity highway which characterized in that includes:

2. The safety crash barrier adapted for an ultra high speed highway according to claim 1 wherein the first waveform section comprises a first waveform plate and a first block, the base body is connected with the first block through a first bolt, and the first waveform plate is connected with the first block through a second bolt.

3. The safety crash barrier according to claim 2, wherein the first block comprises a front plate, two side plates and two bottom plates, the two side plates are respectively located at two sides of the front plate in a length direction, the width of the side plates gradually decreases from one end to the other in a trapezoid shape, the two bottom plates are respectively perpendicular to the two side plates, and the end portions of the bottom plates extend outward to form an open structure.

4. The safety crash barrier for an ultra high speed road according to claim 3, wherein the first wave plate is a three wave plate.

5. The safety crash barrier suitable for an ultra high speed highway according to claim 1, wherein the second waveform section comprises a second waveform plate and a second block prevention block, the upright column is connected with the second block prevention block through a first bolt, and the second waveform plate is connected with the second block prevention block through a second bolt.

6. The safety type anti-collision guardrail applicable to ultrahigh-speed roads of claim 5, wherein the third wave band comprises a third wave plate and a third prevention block, the upright column is connected with the third prevention block through a first bolt, and the second wave plate is connected with the second prevention block through a second bolt.

7. The safety type anti-collision guardrail applicable to the ultra-high speed highway according to claim 6, wherein the cross section of the second blocking block is quadrilateral, and the cross section of the third blocking block is hexagonal.

8. The safety crash barrier for ultra high speed roads of claim 7 wherein said second wave plate is a three wave plate and said third wave plate is a two wave plate.

9. The safety crash barrier suitable for an ultra high speed road according to any one of claims 1 to 8, wherein the transition plate forms a large inclined edge from the first transition port to one side of the second transition port, and forms a small inclined edge from the first transition port to the third transition port, a large sloping plate is disposed between the first transition port and the second transition port, the inclined edge of the large sloping plate is disposed along the large inclined edge, a small sloping plate is disposed between the first transition port and the third transition port, and the inclined edge of the small sloping plate is disposed along the small inclined edge.

10. The safety crash barrier adapted to an ultra high speed road according to claim 9, wherein a gap is formed between the large sloping plate and the small sloping plate, the gap extends from the first transition port toward between the second transition port and the third transition port, and the width gradually increases.