KR101218799B1 - Spacer with guardrail coupler - Google Patents

Abstract

PURPOSE: A spacer integrated with a guardrail coupler is provided to improve the construction performance of honeycomb guardrails. CONSTITUTION: A spacer integrated with a guardrail coupler comprises guardrail couplers(30) and spacers. Each guardrail coupler comprises first and second coupling plates. The first coupling plate has continuous convex and concave portions. The second coupling plate has continuous concave and convex portions symmetrical to the convex and concave portions of the first coupling plate. Each spacer comprises a post joint, a coupler joint, and a connection. The post joint is coupled to each guardrail post(1) installed on the ground. The coupler joint is coupled to the concave portion of the first coupling plate or the second coupling plate. The connection connects the post joint and the coupler joint to each other.

Description

Guardrail coupler integrated spacer {Spacer with guardrail coupler}

The present invention relates to a guard rail installed at the center or roadside of a road to prevent the vehicle from being separated while colliding. The present invention relates to a guard rail coupler integrated spacer for coupling adjacent guard rails to each other.

The guardrail is installed on the roadside or the center line of both sides of the road to induce the driver's gaze and to prevent the vehicle from being separated due to the lane departure.

However, as vehicles grow in size and weight, there is an urgent need for guardrails that can sufficiently absorb the impact and minimize the damage in the event of a vehicle crash for the safety of road users.

For this purpose, in Korean Patent Registration No. 10-0394521, a guard rail in which a tubular three beam having three protrusions in the middle of a lower pillar is provided at the same time as the guard beam is installed on the upper pillar.

However, as shown in FIG. 6, the registration technique is complicated by bonding between adjacent tubular three beams including a plurality of protrusions and joint details for fixing the tubular three beams to the support, resulting in poor construction and economic efficiency. There was a problem.

On the other hand, in order to alleviate the impact of the vehicle occupant there are a number of spacers are provided between the horizontal member and the support of the guard rail to perform a buffer role.

However, as in the registration technique, the tubular three beam having a complicated cross section has been difficult to construct a spacer between the guardrail and the post because of its shape. In addition, the construction of the adjacent tubular three beams and the spacer construction must proceed separately, there was a complicated construction problem.

In order to solve the above problems, the present invention facilitates the joining between adjacent guardrails while constructing a guardrail having a honeycomb cross-sectional shape in which a pair of W cross-sections are combined and closed to have a honeycomb structure that facilitates shock absorption. A guardrail coupler integrated spacer is provided.

In addition, the present invention is to provide a guardrail coupler-integrated spacer that can improve the workability of the guardrail having a honeycomb cross-sectional shape by integrally bonding the spacer to the guardrail coupler integrally connected to the post.

The present invention relates to a guardrail coupler for coupling adjacent guardrails in order to solve the above problems, the convex portion, the concave portion and the convex portion is formed by continuously bending the first coupling plate; And a second coupling plate on which the convex portion, the concave portion, and the convex portion are continuously bent so as to be symmetrical with the first coupling plate. Comprising, the lower end of the first, the second coupling plate is connected to each other, the upper end of the first, the second coupling plate provides a guardrail coupler, characterized in that the connection portions for mutual coupling respectively formed.

In the present invention, the first and second coupling plates are formed by integrally bending one metal plate.

In addition, the present invention is a convex portion, the concave portion and the convex portion is the first guard rail formed continuously bent and the convex portion, the concave portion and the convex portion is continuously bent to the second guard rail symmetrically coupled to the first guard rail In the honeycomb guardrail configured, the honeycomb guardrail is mutually coupled to the adjacent honeycomb guardrail and the guardrail coupler, wherein the guardrail coupler is a convex portion, a concave portion and a convex portion to correspond to the outer surface of the first guardrail A first bonding plate bent into a shape; And a second coupling plate on which the convex portion, the concave portion, and the convex portion are continuously bent so as to correspond to the outer surface of the second guard rail. Consists of the first, the second coupling plate is provided with a lower end of the interconnection, the upper end of the first, the second coupling plate provides a honeycomb guard rail, characterized in that the connecting portions for mutual coupling respectively formed.

At this time, the coupling member for coupling the guardrail coupler and the honeycomb guardrail through the recess of the guardrail coupler and the recess of the honeycomb guardrail; It is characterized in that is further provided, the connecting portion of the first coupling plate and the connecting portion of the second coupling plate is characterized in that the mutual coupling with the bolt and nut.

In addition, the present invention relates to a guardrail coupler-integrated spacer for fixing the guardrail to the guardrail post spaced apart at the same time and interconnecting the adjacent guardrail, the guardrail coupler; And a post coupler coupled to the guardrail post installed on the ground, a coupler coupler coupled to a recess of any one of the first coupling plate or the second coupling plate of the guardrail coupler, and a post coupler coupled to the coupler coupler. A spacer formed by a connecting portion; It provides a guardrail coupler integrated spacer, characterized in that configured.

According to the present invention as described above it is possible to join the adjacent honeycomb guardrail using a guardrail coupler that can be opened and closed at one end to accommodate the honeycomb guardrail having a honeycomb cross-sectional shape therein, the construction of the honeycomb guardrail is simple Can be done quickly.

In addition, the present invention can be connected to the post by integrally bonding a spacer that acts as a buffer to the guardrail coupler, it is possible to improve the workability for coupling the spacer to the honeycomb guard rail.

1 is a perspective view of a guardrail coupler used in the present invention.
2 is a perspective view illustrating a process of joining a honeycomb guardrail by a guardrail coupler used in the present invention.
3 is a perspective view of a honeycomb guardrail coupled by a guardrail coupler used in the present invention.
Figure 4 is a perspective view of the spacer guardrail coupler integrated spacer of the present invention.
5A to 5D are perspective views illustrating a step-by-step process of constructing a honeycomb guardrail using the guardrail coupler integrated spacer of the present invention.
FIG. 6 is an exploded perspective view showing junction details between adjacent guardrails to guardrails including conventional tubular three beams.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and preferred embodiments.

1 is a perspective view of a honeycomb guardrail coupler 30 used in the present invention.

As shown in FIG. 1, the honeycomb guardrail coupler 30 in the present invention is to couple adjacent guardrails to each other, and includes a first coupling plate 32 having a convex portion, a concave portion, and a convex portion continuously bent; And a second coupling plate 34 in which convex portions, concave portions and convex portions are continuously bent so as to be symmetrical with the first coupling plate 32; The lower end portions of the first and second coupling plates 32 and 34 are connected to each other, and the upper end portions of the first and second coupling plates 32 and 34 are connected to each other so as to be open and close. It is characterized in that each extending.

Each of the first and second coupling plates 32 and 34 may be manufactured by integrally forming a convex portion, a concave portion, and a convex portion so as to be bent in one metal plate so that the cross section is in a W shape, or may be manufactured by molding a synthetic resin.

Lower ends of the first and second coupling plates 32 and 34 may be interconnected by hinge coupling.

The upper ends of the first and second coupling plates 32 and 34 are formed by extending the metal plate to the connection portion 36 for coupling the first and second coupling plates 32 and 34 to each other. In order to connect the first and second coupling plates 32 and 34 with bolts and nuts, a plurality of bolt fastening holes may be drilled in the connection part 36.

The concave portions of the first and second coupling plates 32 and 34 may be connected to the first and second coupling plates 32 and 34, or a plurality of fixing rails may be fixed to the post 1. Bolt fastening holes may be formed.

A honeycomb guard rail 60 having a honeycomb cross section is positioned in a space between the first and second coupling plates 32 and 34.

Next, FIG. 2 is a perspective view illustrating a process of coupling the honeycomb guardrail 60 by the guardrail coupler 30 according to the present invention, and FIG. 3 is a guardrail coupler 30 used in the present invention. Perspective view of the honeycomb guard rail 60 coupled.

As can be seen in Figures 2 to 3, the honeycomb guard rail 60 in the present invention has a honeycomb cross-section, the adjacent honeycomb guard rail 60 using the guardrail coupler 30 shown in FIG. Can be combined.

That is, the honeycomb guard rail 60 has a first guard rail 10 and a convex portion, a concave portion and a convex portion continuously formed by bending the convex portion, the concave portion and the convex portion, and thus the first guard rail 10. And a second guard rail 20 symmetrically coupled to each other, and the honeycomb guard rail 60 is coupled to each other by an adjacent honeycomb guard rail 60 and a guard rail coupler 30.

Here, the guardrail coupler 30 is the same as the guardrail coupler 30 shown in FIG. 1, and the convex portion, the concave portion, and the convex portion are continuously bent to correspond to the outer surface of the first guard rail 10. First coupling plate 32; And a second coupling plate 34 having a convex portion, a concave portion, and a convex portion continuously bent to correspond to an outer surface of the second guard rail 20. The lower ends of the first and second coupling plates 32 and 34 are connected to each other, and the upper ends of the first and second coupling plates 32 and 34 are formed to extend the connecting portions 36 for mutual coupling, respectively. It is characterized by.

In this case, in order to couple the guardrail coupler 30 and the first and second guardrails 10 and 20, the recesses of the guardrail coupler 30 and the first and second guards of the honeycomb guardrail 60 are used. A coupling member 40 penetrating through the recesses of the rails 10 and 20 may be further provided.

To this end, a plurality of bolt through holes may be formed in the concave portions of the guard rail coupler 30 and the honeycomb guard rail 60, and the guard rail coupler 30 and the honeycomb guard rail 60 may have bolts and nuts. Can be combined.

In FIG. 3, the connection parts 36 of the first and second coupling plates 32 and 34 are mutually coupled with bolts and nuts.

In particular, when the adjacent honeycomb guardrail 60 is coupled by the guardrail coupler 30, a space between adjacent guardrails may be provided to allow construction to cope with temperature expansion of the guardrail.

Figure 4 is a perspective view of the spacer guardrail coupler integrated spacer of the present invention.

The guardrail coupler integrated spacer of the present invention is to connect the adjacent guardrail and at the same time to secure the guardrail spaced apart from the guardrail post (1), the guardrail coupler (30); And a post coupling portion 52 coupled to the guardrail post 1 installed on the ground, the first coupling plate 32 or the second coupling plate 34 of the guardrail coupler 30. A spacer 50 formed of a coupler coupler 54 to be coupled and a connection portion 56 connecting the post coupler 52 and the coupler coupler 54 to each other; It consists of.

The guardrail coupler 30 is as described above.

Portions of the spacer 50 connected to the post 1 and the guardrail coupler 30 may be manufactured in a shape corresponding to the shape of the post 1 and the guardrail coupler 30 facing each other.

In FIG. 4, the post coupling part 52 to which the spacer 50 is coupled to the post 1 is manufactured to have an arc shape curved inside the spacer 50 so as to correspond to the outer circumferential surface of the post 1 having a circular cross section.

The spacer 50 may be coupled to the concave portion of the guardrail coupler 30, and the coupler coupling portion 54 coupled to the guardrail coupler 30 may have a concave shape of the guardrail coupler 30. It was made in a straight shape so as to correspond.

The spacer 50 further includes a connecting portion 56 connecting the post coupling portion 52 and the coupler coupling portion 54. The spacer 50 may be manufactured by bending one iron plate. In FIG. 4, the coupler coupling part 54 is bent to the outside of the connection part 56. After the spacer 50 is coupled to the guardrail coupler 30, a predetermined space is formed between the guardrail coupler 30 and the guardrail post 1 to reduce the impact of the vehicle.

The spacer 50 is coupled to any one of the first coupling plate 32 or the second coupling plate 34 by using a bolt and a nut in advance.

5A to 5D are perspective views showing the step-by-step process of constructing the honeycomb guard rail 60 using the guardrail coupler integrated spacer of the present invention.

First, the plurality of guardrail posts 1 are installed on the ground, and then the spacer 50 is attached to any one of the first coupling plate 32 or the second coupling plate 34 of the guardrail coupler 30. The post coupling portion 52 of the guardrail coupler integrated spacer of the present invention, to which the coupling is coupled, is fixedly coupled to a predetermined height of the post 1 (FIG. 5A).

The guardrail coupler integrated spacer and the post 1 couple the post coupling portion 52 and the post 1 of the spacer 50 by welding or bolting.

Next, the connecting portions 36 of the first and second coupling plates 32 and 34 of the guardrail coupler 30 are spaced apart by a predetermined interval, and adjacent to the space between the first and second coupling plates 32 and 34. The honeycomb guard rail 60 is positioned one after another (FIG. 5B).

In this case, the honeycomb guard rail 60 may be installed to be spaced apart from each other by a predetermined interval to accommodate the change in length due to the temperature change.

The honeycomb guard rail 60 has a first guard rail 10 and a convex portion, a concave portion and a convex portion are continuously bent to form a convex portion, a concave portion and a convex portion are continuously bent and the first guard rail 10 The second guard rail 20 is symmetrically coupled.

Then, the connecting portion 36 of the guardrail coupler 30 is coupled (FIG. 5C).

In FIG. 5C, the connection part 36 is coupled to each other by a bolt and a nut.

Finally, the honeycomb guard is coupled by coupling the guardrail coupler 30 and the honeycomb guardrail 60 to the coupling member 40 so as to penetrate the recess of the guardrail coupler 30 and the recess of the honeycomb guardrail 60. Construction of the rail 60 is completed (FIG. 5D).

When the honeycomb guardrail 60 is constructed using the guardrail coupler-integrated spacer as described above, the honeycomb guardrail 60 portion of the honeycomb structure that is easily absorbed by the front shock is primarily deformed against the impact of the vehicle. While absorbing the shock while the secondary, the rear spacer 50 to absorb the shock to the vehicle, it is possible to minimize the damage of occupants and guardrail facilities due to the impact of the vehicle.

1: post
10: first guardrail
20: second guardrail
30: guardrail coupler
32: first bonding plate
34: second bonding plate
36: connection
40: coupling member
50: Spacer
52: post coupling
54: coupler coupling
56: connection
60: Honeycomb Guardrail

Claims (6)

A guardrail coupler-integrated spacer for connecting adjacent guardrails and at the same time fixing the guardrails to the guardrail posts at regular intervals,
The first coupling plate 32 in which the convex portion, the concave portion and the convex portion are continuously bent, and the second coupling plate 34 in which the convex portion, the concave portion and the convex portion are continuously bent so as to be symmetrical with the first coupling plate 32. The lower end portions of the first and second coupling plates 32 and 34 are connected to each other, and the upper end portions of the first and second coupling plates 32 and 34 are connected to each other so as to be open and close. A guardrail coupler 30 extending from each other to couple adjacent guardrails to each other; And
The post coupling portion 52 coupled to the guardrail post 1 installed on the ground, or the recess of any one of the first coupling plate 32 or the second coupling plate 34 of the guardrail coupler 30. A spacer 50 formed of a coupler coupling part 54 to be coupled, a connection part 56 connecting the post coupling part 52 and the coupler coupling part 54 to each other; Guardrail coupler integrated spacer, characterized in that consisting of.
In claim 1,
The first and second coupling plates (32, 34) is a guardrail coupler integrated spacer, characterized in that formed by integrally bending one metal plate.
In claim 1,
Adjacent guardrails coupled by the guardrail coupler 30 are each
The first guard rail 10 having the convex portions, the concave portions, and the convex portions continuously bent;
The guardrail coupler integrated type, characterized in that the convex portion, the concave portion and the convex portion is a honeycomb guard rail (60) composed of a second guard rail (20) symmetrically coupled to the first guard rail (10) formed continuously. Spacer.
4. The method of claim 3,
A coupling member 40 for coupling the guardrail coupler 30 and the honeycomb guardrail 60 through the recess of the guardrail coupler 30 and the recess of the honeycomb guardrail 60; Guard rail coupler integrated spacer, characterized in that it is further provided.
4. The method of claim 3,
The connecting portion 36 of the first coupling plate 32 and the connecting portion 36 of the second coupling plate 34 are coupled to each other by a bolt and a nut. delete

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