KR20130104091A - Guard rail structure - Google Patents

Guard rail structure Download PDF

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Publication number
KR20130104091A
KR20130104091A KR1020120025267A KR20120025267A KR20130104091A KR 20130104091 A KR20130104091 A KR 20130104091A KR 1020120025267 A KR1020120025267 A KR 1020120025267A KR 20120025267 A KR20120025267 A KR 20120025267A KR 20130104091 A KR20130104091 A KR 20130104091A
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KR
South Korea
Prior art keywords
guard rail
reinforcing plate
coupled
reinforcing
guard
Prior art date
Application number
KR1020120025267A
Other languages
Korean (ko)
Inventor
신경애
Original Assignee
신경애
김동철
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 신경애, 김동철 filed Critical 신경애
Priority to KR1020120025267A priority Critical patent/KR20130104091A/en
Publication of KR20130104091A publication Critical patent/KR20130104091A/en

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/02Continuous barriers extending along roads or between traffic lanes
    • E01F15/04Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
    • E01F15/0407Metal rails
    • E01F15/0423Details of rails
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/02Continuous barriers extending along roads or between traffic lanes
    • E01F15/04Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
    • E01F15/0407Metal rails
    • E01F15/0438Spacers between rails and posts, e.g. energy-absorbing means

Abstract

The present invention provides a guardrail structure which is installed at the center of a road or on a side of a road to prevent the vehicle from being separated. A polygonal reinforcement is provided between a pair of guardrails parallel to each other to reinforce the strength of the guardrail and collide with the vehicle. In order to improve the safety of the city, the guardrail structure according to the present invention comprises: a plurality of struts vertically installed at regular intervals on the road; A first guard rail and a second guard rail which are fixedly coupled to both sides of the support part and installed side by side along a road while being spaced apart from each other in a lateral direction; It is installed in the space between the first guard rail and the second guard rail, characterized in that it comprises a reinforcing member having a polygonal pillar shape.

Description

Guard Rail Structure

The present invention relates to a guardrail structure, and more particularly, in a guardrail structure installed at a center of a road or a side of a road to prevent the vehicle from being separated, a reinforcing structure having a polygonal structure is disposed between a pair of guardrails parallel to each other. Therefore, the present invention relates to a guardrail structure capable of reinforcing the strength of a guardrail and improving safety in a vehicle crash.

In general, the guardrail structure is installed along the center line of the road, that is, along the yellow solid line that defines the driving width of the road. It prevents large-scale collisions in advance or is installed on the edge of roads or bridges to prevent departure of driving vehicles.

Typically, the guardrail structure includes a plurality of struts vertically installed at regular intervals along a center or side of the road, and a W-shaped bumpy guardrail horizontally connecting the struts. In the case of the guardrail structure on the side of the road, the guardrail is composed of a single body, and in the case of the guardrail structure installed in the center of the road, a plurality of guardrails are generally arranged side by side at a predetermined distance from each other in the lateral direction.

However, the conventional guardrail structure as described above remains empty space between the support portion and the support portion, so if the vehicle collides with this portion, the guardrail is severely deformed and the vehicle penetrates the guardrail and moves to the opposite lane for large size. An accident may occur or a problem may occur in which the vehicle's protective function is not properly performed.

In order to solve this problem, Korean Patent Registration No. 10-0969810 (registered on July 5, 2010) discloses a vehicle safety protection measure (guard rail structure) in which a truss structure buffer part is formed in a space between a support part and a support part. It is.

However, the guardrail structure of the registered patent has a limit in strength improvement because the flat buffer bar is simply connected to the space between the support part and the support part in a zigzag form to form a truss structure. There is a problem that can cause a fatal damage to the occupant by digging into the vehicle as it is built.

The present invention is to solve the above problems, the object of the present invention is to provide a significantly improved strength compared to the conventional guardrail structure, and to further improve safety by absorbing the shock while crushing during a strong impact. To provide a guardrail structure.

The present invention for achieving the above object, and a plurality of struts vertically installed on the road at regular intervals; A first guard rail and a second guard rail which are fixedly coupled to both sides of the support part and installed side by side along a road while being spaced apart from each other in a lateral direction; Provided in the space between the first guard rail and the second guard rail, provides a guard rail structure comprising a reinforcing member having a polygonal pillar shape.

As described above, according to the present invention, since a reinforcing member having a polygonal honeycomb shape is installed in the space between the supporting portion and the supporting portion, the strength of the guard rail is greatly improved, and when a large impact is applied, the reinforcing member As the shock absorbs the shock, the vehicle protection function can be further improved.

1 is a perspective view of a guardrail structure according to the first embodiment of the present invention.
FIG. 2 is a longitudinal cross-sectional view of the guardrail structure of FIG. 1. FIG.
3 is a cross-sectional view of the guardrail structure of FIG.
4 is an exploded perspective view of the reinforcing member of the guardrail structure of FIG. 1.
5 is a perspective view illustrating a state in which a plurality of reinforcing members of the guardrail structure of FIG. 1 are arranged.
6 is a perspective view illustrating a modification of the guardrail structure of FIG. 1.
FIG. 7 is a longitudinal cross-sectional view of the guardrail structure of FIG. 6. FIG.
8 is a perspective view illustrating another modified example of the guardrail structure of FIG. 1.
9 is a longitudinal cross-sectional view of the guardrail structure of FIG. 8.
10 is an exploded perspective view of the reinforcing member of the guardrail structure of FIG. 8.
11 is a perspective view of a guardrail structure according to a second embodiment of the present invention.
12 is a longitudinal cross-sectional view of the guardrail structure of FIG. 11.
FIG. 13 is a cross-sectional view of the guardrail structure of FIG. 11.
14 is an exploded perspective view of the reinforcing member of the guardrail structure of FIG.
FIG. 15 is a perspective view illustrating a modification of the guardrail structure of FIG. 11.
16 is a longitudinal cross-sectional view of the guardrail structure of FIG.
17 is a perspective view of a guardrail structure according to the third embodiment of the present invention.
FIG. 18 is a cross-sectional view of the guardrail structure of FIG. 17.
19 is a perspective view of the reinforcing member of the guardrail structure of FIG. 17.
20 is an exploded perspective view of the reinforcing member of FIG. 19.
21A and 21B are longitudinal cross-sectional views illustrating a coupling structure of the reinforcing member of FIG. 19.
22 is a perspective view of a guardrail structure according to the fourth embodiment of the present invention.
FIG. 23 is a cross-sectional view of the guardrail structure of FIG. 22.
24 is an exploded perspective view of the reinforcing member of the guardrail structure of FIG. 22.

Hereinafter, exemplary embodiments of the guardrail structure according to the present invention will be described in detail with reference to the accompanying drawings.

1 to 5 show a guardrail structure according to the first embodiment of the present invention, the guardrail structure of this embodiment includes a plurality of struts 10 installed vertically at regular intervals on the road; A pair of guard rails 21 and 22 fixedly coupled to both sides of the support part 10 and installed side by side along the road while being spaced a predetermined distance from each other in the lateral direction; It is installed in the space between the pair of guard rails (21, 22) and includes a reinforcing member (30) of the honeycomb (honeycomb) structure of the polygonal pillar shape.

The support 10 is made of a circular or polygonal beam (beam), is fixed at regular intervals along the center line or road side of the road.

The pair of guard rails 21 and 22 are fixedly coupled to the spacer bracket 12 fixed to both sides of the support part 10 by bolts 13. For better understanding, one side of the pair of guard rails 21 and 22 is referred to as a first guard rail 21, and the other side of the guard rail is referred to as a second guard rail 22. In this embodiment, the first guard rail 21 and the second guard rail 22 are respectively composed of upper guard rails 21a and 22a and lower guard rails 21b and 22b provided spaced apart from each other by a predetermined distance. The first and second guard rails 21 and 22 have a shape similar to those of known guard rails, and may be formed of, for example, an elongated metal plate curved in a substantially 'W' shape as in this embodiment.

The reinforcing member 30 is installed in the space between the first and second guard rails 21 and 22 between the support part 10 and the support part 10 to provide strength of the first and second guard rails 21 and 22. At the same time acts to double the buffering effect. In this embodiment, the reinforcing member 30 has a substantially rhombic pillar (strictly octagonal pillar shape). As shown in FIGS. 3 and 4, the reinforcing member 30 includes a first reinforcing plate 31 and a second reinforcing plate 32 formed of a substantially 'V' shaped plate having both ends and a central portion bent. . A plurality of bolt fastening holes 31a into which fastening means such as bolts 33 are inserted into the first and second guard rails 21 and 22 at both ends of the first reinforcing plate 31 and the second reinforcing plate 32. , 32a) is formed.

In addition, a plurality of bolt fastening holes 31b and 32b for fastening the bolt 34 with the other reinforcing members 30 are formed at the central portions of the first reinforcing plate 31 and the second reinforcing plate 32.

Both ends of the first reinforcing plate 31 and the second reinforcing plate 32 are adjacent to each other and are simultaneously fastened by bolts 33. However, differently, both ends of the first reinforcing plate 31 and both ends of the second reinforcing plate 32 may overlap each other and be fastened by the bolt 33 at the same time.

The reinforcing member 30 may be configured as a single body, but may have a structure in which a plurality of reinforcing members 30 are connected in a line as in this embodiment. Further, in this embodiment, both ends of the first and second reinforcing plates 31 and 32 are respectively upper guard rails 21a and 22a and lower guard rails 21b and 22b of the first and second guard rails 21 and 22, respectively. Is coupled by bolts 33). 6 and 7, however, the reinforcing member 30 is divided into upper and lower parts so that the divided parts are arranged on the upper guard rails 21a and the first and second guard rails 21 and 22. 22a) and the lower guard rails 21b and 22b may be separately coupled.

In addition, in the first embodiment described above, both the first and second guard rails 21 and 22 are formed of the upper guard rails 21a and 22a and the lower guard rails 21b and 22b so that both ends of the reinforcing member 30 are formed. The upper and lower guard rails 21a and 22a and the lower guard rails 21b and 22b of the first and second guard rails 21 and 22 are coupled to each other. However, as shown in another modified embodiment in FIGS. 8 to 10, the first and second reinforcing plates 31 and 32 are asymmetrical to the left and right sides, that is, the first and second reinforcing plates 31 and 32. One end of the shape is formed to have a length from the upper guard rail 21a to the lower guard rail 21b of the first guard rail 21, and the other end has a short length corresponding to the second guard rail 22 One end of each of the first and second reinforcing plates 31 and 32 is simultaneously coupled to the upper and lower guard rails 21a and 21b of the first guard rail 21 and the first and second reinforcing plates 31. The other end of 32 may be coupled to only a single second guardrail 22.

In addition, the above-described embodiments have a structure in which both ends of the first and second reinforcing plates 31 and 32 constituting the reinforcing member 30 are fixed to the first guard rail 21 and the second guard rail 22, respectively. Was done. However, as shown in FIG. 11 to FIG. 14, the first reinforcement of which both ends of the reinforcing member 30 are coupled to the first guard rail 21 by a fastening means such as a bolt 133. The plate 131 and the first reinforcing plate 131 has a form symmetrical with both ends are coupled to the second guard rail 22 by a fastening means such as bolt 133 and the central portion and the bolt 134 The second reinforcing plate 132 is coupled to the first reinforcing plate 131 by the same fastening means.

Here, the first reinforcing plate 131 and the second reinforcing plate 132 is bent at both ends and the center portion is made of a substantially 'V' shaped plate, the bolt 134 in a state in which the bent central portion abut each other Is fixed by. The first reinforcing plate 131 and the second reinforcing plate 132 has a length from upper guard rails 21a and 22a of the first and second guard rails 21 and 22 to lower guard rails 21b and 22b, respectively. And bolt fastening holes 131a and 132a which are bolted to the upper guard rails 21a and 22a and the lower guard rails 21b and 22b of the first and second guard rails 21 and 22, respectively. have.

In this embodiment, the end portions of the first and second reinforcement plates 131 and 132 are connected to the end portions of the adjacent first and second reinforcement plates 131 and 132 and fastened by bolts 133 at the same time. However, differently, the ends of the first and second reinforcing plates 131 and 132 may overlap each other and be simultaneously fastened by the bolts 133.

In this embodiment, the first and second reinforcing plates 131 and 132 constituting the reinforcing member 130 are lower guard rails from the upper guard rails 21a and 22a of the first and second guard rails 21 and 22. The first and second reinforcing plates 131 and 132 have lengths up to (21b and 22b), respectively, so that the upper guard rails 21a and 22a and the lower guard rail 21b of the first and second guard rails 21 and 22, respectively. And 22b) at the same time, but as shown in the modified embodiment of FIGS. 15 and 16, the first reinforcing plate 131 and the second reinforcing plate 132, which are the reinforcing members 130, are divided into a plurality of up and down parts. The upper guard rails 21a and 22a of the first and second guard rails 21 and 22 and the lower guard rails 21b and 22b of the second guard rail 22, respectively, to be reinforced in the shape of a polygonal column. The member 30 may be configured.

In addition, although the first reinforcing plate 131 and the second reinforcing plate 132 are coupled to each other by the bolt 134 in the above-described second embodiment, the first reinforcing plate 131 and the second reinforcing plate 132 are coupled to each other by the bolt 134. The first and second reinforcing plates 231 and 232 may be coupled to each other without using fastening means such as bolts.

The reinforcing member 230 of this third embodiment has a substantially 'V' shaped flat plate having both end portions and a central portion bent, and is composed of a first reinforcing plate 231 and a second reinforcing plate 232 which are coupled to each other. . Bolting holes 231 are formed at both ends of the first reinforcing plate 231 and the second reinforcing plate 232, and the first and second guard rails 21 and 22 are respectively formed by bolts 233. Is fixedly coupled to. And, on both sides of the first reinforcing plate 231 is formed a cutting groove 231b cut in a predetermined depth (about half) from the upper side to the lower side, and on both sides of the second reinforcing plate 232 from the lower side to the upper side The incision groove 232b cut into a predetermined depth (about half) is formed.

Therefore, as shown in FIGS. 20 and 21A and 21B, the first reinforcing plate 231 is made by fitting the cutting grooves 231b of the first reinforcing plate 231 and the cutting grooves 232b of the second reinforcing plate 232. When the cutting groove 232b of the second reinforcing plate 232 is inserted into the cutting groove 231b of the c), the first reinforcing plate 231 and the second reinforcing plate 232 are coupled to each other.

The reinforcing member 230 of the third embodiment is the first and second reinforcing plate 231 and the second reinforcing plate 232 is coupled to each other without a separate fastening means such as bolts to form a multi-pole shape first and second reinforcement Joining the plates 231, 232 together provides the advantage that the work can be done very simply and quickly.

Meanwhile, in the third embodiment, both ends of the first reinforcing plate 231 are coupled to the first guard rail 21, and both ends of the first reinforcing plate 32 are coupled to the second guard rail 22. . However, as in the fourth embodiment illustrated in FIGS. 22 to 24, one end of the first reinforcing plate 331 is coupled to the first guard rail 21 and the other end is coupled to the second guard rail 22. One end of the second reinforcing plate 332 is coupled to the first guard rail 21, and the other end of the second reinforcing plate 332 is coupled to both sides of the first reinforcing plate 331. An incision groove 331b cut into a predetermined depth (half degree) is formed, and an incision groove 332b cut into a predetermined depth (half degree) is formed on both sides of the second reinforcing plate 332 from the lower side to the upper side. The first reinforcing plate 331 and the second reinforcing plate 332 are inserted into each other while the cutting groove 332b of the second reinforcing plate 332 is inserted into the cutting groove 331b of the first reinforcing plate 331. It might be possible to combine them across.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments. It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the scope of the present invention.

10: holding part 21: first guard rail
22: second guard rail 30, 130, 230, 330: reinforcing member
31, 131, 231, 331: first reinforcing plate 32, 132, 232, 332: second reinforcing plate
231b, 232b, 331b, 332b: incision groove

Claims (7)

A plurality of props 10 installed vertically at regular intervals on the road;
A first guard rail 21 and a second guard rail 22 which are fixedly coupled to both sides of the support part 10 and installed side by side along the road while being spaced apart from each other in a lateral direction;
Guard rail structure is installed in the space between the first guard rail (21) and the second guard rail (22), the reinforcing member having a polygonal pillar shape (30, 130, 230, 330).
The guardrail structure according to claim 1, wherein the plurality of reinforcing members (30, 130, 230, 330) are arranged while being connected in series with each other along a road. The reinforcing member (30) of claim 1, wherein both ends of the reinforcing member (30) are coupled to the first guard rail (21) and the second guard rail (22) by fastening means (31), and the first It has a form symmetrical with the first reinforcing plate 31 and both ends are overlapped or adjacent to the first reinforcing plate 31 is coupled to the first guard rail 21 and the second guard rail 22 by a fastening means Guardrail structure comprising a second reinforcing plate (32). The reinforcing member 130 of claim 1, wherein both ends of the reinforcing member 130 are symmetrical with the first reinforcing plate 131 and the first reinforcing plate 131 coupled to the first guard rail 21 by a fastening means. It characterized in that it comprises a second reinforcing plate 32 having a shape and both ends are coupled to the second guard rail 22 by a fastening means and the center portion is coupled to the first reinforcing plate 131 by a fastening means. Guardrail structure. The first reinforcing plate of claim 1, wherein both ends of the reinforcing member 230 are coupled to the first guard rail 21 by a fastening means, and a first reinforcing plate having a cutout groove 231b cut in a predetermined depth from an upper side to a lower side. 231 and the incision groove 232b having a shape symmetrical with the first reinforcing plate 231 and having both ends coupled to the second guard rail 22 by a fastening means and cut in a predetermined depth from a lower side to an upper side thereof. Comprising a second reinforcing plate 232 formed, the first reinforcing plate is inserted into the cutting groove 232b of the second reinforcing plate 232 into the cutting groove 231b of the first reinforcing plate 231 231 and the second reinforcing plate 232, the guardrail structure, characterized in that coupled to each other. The reinforcing member 330 of claim 1, wherein both ends of the reinforcing member 330 are coupled to the first guard rail 21 and the second guard rail 22 by fastening means, respectively, and are cut in a predetermined depth from an upper side to a lower side. The first reinforcing plate 331 and the first reinforcing plate 331 and the first reinforcing plate 331 has a form that is symmetrical with both ends of the fastening means to the first guard rail 21 and the second guard rail 22, respectively. And a second reinforcing plate 332 formed by a cutting groove 332b coupled to each other and cut in a predetermined depth from the lower side to the upper side, and having a second reinforcement inside the cutting groove 331b of the first reinforcing plate 331. The guard rail structure, characterized in that the first reinforcing plate 331 and the second reinforcing plate 332 is coupled while crossing each other while the cutting groove 332b of the plate 332 is inserted. The method according to any one of claims 1 to 6, wherein each of the first guard rail 21 and the second guard rail 22 is an upper guard rail 21a, 22a and the upper guard rail 21a, 22a. It consists of the lower guard rails (21b, 22b) installed side by side spaced apart a certain distance below;
The reinforcing members 30, 130, 230, and 330 are coupled to the upper guard rails 21a and 22a of the pair of guard rails 21 and 22 and to the lower guard rails 21b and 22b. Guard rail structure characterized in that divided into one.
KR1020120025267A 2012-03-12 2012-03-12 Guard rail structure KR20130104091A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101467905B1 (en) * 2014-03-17 2014-12-03 이병식 Median strip for road
KR102085907B1 (en) * 2019-04-08 2020-03-06 채상원 Protection structure of shock-absorbing for road
KR102132955B1 (en) * 2019-08-12 2020-07-10 주식회사 국제에스티 A block-out device capable of correctiing the gap between supports and rails
KR102151520B1 (en) * 2020-03-06 2020-09-03 진현오 Multilayer damper and guard fence having the same

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101467905B1 (en) * 2014-03-17 2014-12-03 이병식 Median strip for road
KR102085907B1 (en) * 2019-04-08 2020-03-06 채상원 Protection structure of shock-absorbing for road
KR102132955B1 (en) * 2019-08-12 2020-07-10 주식회사 국제에스티 A block-out device capable of correctiing the gap between supports and rails
KR102151520B1 (en) * 2020-03-06 2020-09-03 진현오 Multilayer damper and guard fence having the same

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