KR100949450B1 - Anchor type median strip - Google Patents

Abstract

PURPOSE: An anchor type median strip is provided to reduce second accidents due to bolts and improve outer appearance by hiding bolts and nuts which couple a post and a rail. CONSTITUTION: An anchor type median strip(100) comprises a fixed plate(110), a pillar(120), a pair of lower rails(130,130'), a lower sleeve(150), an upper rail(160), and an upper sleeve(180). The fixed plate is installed at the center of the road. The post is coupled with the fixed plate. The lower rail is installed beneath the post. The lower rail is composed of lower rail members(131). The lower sleeve mutually connects each lower rail member of the lower rail. The upper rail is installed at the upper end of the post. The upper rail is composed of upper rail members.

Description

Anchor type media separator {anchor type Median Strip}

The present invention relates to an anchor-type central separator installed in the center of the road to prevent the center line invasion due to lane departure of the vehicle and to mitigate the impact of the vehicle collision, more specifically concealing and shielding bolts connecting the rail member The present invention relates to an anchor-type central separator that can reduce the cost of manufacturing, assembly and work by minimizing the number of bolts as well as reducing the appearance of secondary accidents.

In general, the central divider is a facility that is installed in the center of a bridge or road to prevent the vehicle that misaligns the driving direction from traveling to the opposite lane while protecting the occupant and the vehicle. It is used for the purpose of restoring the driving direction and for inducing the driver's eyes and suppressing the pedestrian crossing.

Conventional center separator is composed of a strut 200 is installed at a predetermined interval on the center line of the road, as shown in Figure 1, the rail 300 is fixed to the upper and lower portions of the strut 200 laterally, the rail 300 is fastened to the support 200 using the bolt 400 and the nut.

In addition, since the rail 300 is manufactured to a predetermined length, in order to extend the rail 300 by a desired length, the rail members 310 are connected using an additional material such as a sleeve, and at this time, the rail member 310 In the connection between the bolt 400 and the nut is used.

By the way, the above-described conventional center separator has the advantage that the installation is simple because the installation of the rail 300 to the support 20 and the connection between the rail member 310 is made of only the bolt 400 and the nut, but most of the The head of the bolt 400 was exposed to the front, and the appearance was not beautiful.

In addition, in the state where the head of the bolt 400 is exposed toward the vehicle, the secondary accident occurrence rate on the road also increases. That is, when an accident occurs in which the vehicle collides with the central separator, the head of the bolt 400 exposed to the vehicle may come in contact with the vehicle and easily fall off from the central separator. In case of getting caught in the car, the next car is also difficult to drive properly and can easily get in an accident.

In addition, the number of bolts 400 in the conventional central separator has a problem that the assembly and operation cost is increased, and each rail 300 is the same shape to effectively absorb shock and protect passengers according to the type of crash vehicle There was a problem that could not be achieved.

The present invention has been made in view of the above-described prior art, and an object of the present invention is to prevent the plurality of bolts and nuts which fasten the posts and rails from the outside, to enhance the overall appearance, and to reduce the secondary accident occurrence rate due to the bolts. It is to provide an anchor-type median prepared to be.

Another object of the present invention is to minimize the number of bolts to fasten the support and the rail to reduce the cost according to the manufacturing and assembly work, the impact absorption and the impact depending on the type of vehicle collided by varying the shape of the upper rail and lower rail It is to provide an anchored central separator that can effectively achieve passenger protection.

Anchor-type central separator according to the present invention for achieving the above object is a plate portion formed with a plurality of fixing holes into which the anchor bolt is inserted so as to be fixed to the ground, and the fastening hole is formed perpendicular to the center of the plate portion 1 A fixed plate having a formed anchor portion; It is formed in a rectangular column shape so as to be inserted into the anchor portion of the fixing plate, and the post is fastened to the anchor portion by the first long bolt; It is coupled to the first and third surfaces of the lower end of the strut in the lateral direction, respectively. The front portion is formed in a semi-circular shape so as to minimize the collision area when the vehicle collides, and is formed integrally with the front portion and is perpendicular to the rear to contact the strut. A pair of lower rails comprising a plurality of lower rail members having a formed support portion; A pair of 'c' shape is provided so that the second stage bolt and the second chapter bolt for joining the pair of lower rails to the support are provided, and each center portion is coupled to the second and fourth sides of the support by the second chapter bolt. Each end is coupled to the rear support of the lower lower rail by a second end bolt, and a pair of bottom rails are disposed between the lower end rails to prevent external exposure of the second end bolt and the second long bolt. A lower bracket; Concealed grooves are formed in the bottom along the longitudinal direction inwardly, the bottom surface of the concealed groove is formed with an insertion hole for inserting the top of the support, the upper inner surface of the pair of protruding to support both sides of the top of the support An upper rail including a plurality of upper rail members having ribs formed thereon; It is bent in a '-' shape to fasten the strut and the upper rail, and includes a first surface and a second surface, and the first surface is inserted into the upper rail member through an insertion hole and is formed by the third end bolt. And the second surface is coupled to the second and fourth sides of the support by the third chapter bolt, and the third end bolt and the third bolt in the fastened state are provided to be located inside the concealed groove so as not to be exposed to the outside. And a pair of upper brackets.

In addition, the anchor-type central separator according to the present invention is inserted into each of the neighboring lower rail member and the upper rail member so that the lower rail member and the upper rail member can be connected to the other lower rail member and the upper rail member. Further comprising a lower sleeve and an upper sleeve, the lower sleeve and the upper sleeve includes a fifth end bolt and a sixth end bolt for connecting the neighboring lower rail member and the upper rail members, the fifth end bolt The sixth end bolt is coupled to the support part of the lower rail member and is concealed from the outside.

Further, the width of the front portion of the upper rail of the anchor-type central separator according to the present invention is narrower than the width of the pair of lower rail front portions.

The anchor-type central separator according to the present invention has a beautiful appearance because it is not exposed to the front by providing the concealed grooves provided between the pair of lower rails and the lower ends of the upper rails, which are configured to fasten the lower rail and the upper rail to the support. As such, the central separator in which the bolt is prevented from being exposed does not have to be separated from the bolt head even when the vehicle collides with the vehicle, thereby reducing the occurrence rate of the secondary accident caused by the bolt head.

In addition, the anchor-type central separator according to the present invention is reduced in the number of bolts to be fastened, the cost of manufacturing and assembly work is lowered, by varying the shape of the lower rail and the upper rail effectively absorb shocks suitable for the type of crash vehicle By doing so, not only can the passengers be safely protected, but there is a remarkable effect of preventing the departure of the vehicle.

1 is a perspective view of a conventional central separator.
2 is a perspective view of the anchor-type central separator according to an embodiment of the present invention.
3 is an exploded perspective view of the anchor-type central separator according to an embodiment of the present invention.
4 is a cross-sectional view taken along line III-III of FIG. 2.
FIG. 5 is a cross-sectional view taken along line IV-IV of FIG. 2.

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

2 is a perspective view showing an anchor-type central separator according to an embodiment of the present invention, Figure 3 is an exploded perspective view of Figure 2, Figure 4 is a cross-sectional view taken along line III-III of Figure 2, Figure 5 It is sectional drawing along the IV-IV line | wire of 2.

2 to 5, first, the anchor-type central separator 100 according to the present embodiment includes a fixed plate 110 installed on the ground at the center of the road, a support 120 coupled to the fixed plate 110, and A lower portion for installing the pair of lower rails (130,130 ') and the lower rail members (131) of the lower rails (130,130'), which are installed in the transverse direction on the lower part of the support (120), and formed of a plurality of lower rail members. The upper part for connecting the sleeve 150, the upper rail 160 which is installed in the transverse direction on the upper end of the support 120 and a plurality of upper rail members, and each upper rail member of the upper rail 160 Sleeve 180.

The fixing plate 110 is provided with a plate portion 111 of a steel material formed in a rectangular or square so as to be stably fixed to the concrete curb provided on the ground. Fixing hole 112 is drilled in each corner of the plate portion 111, the anchor bolt 1 is inserted into each fixing hole 112 is formed when the concrete curb is formed and is fixed with a nut (1a). A bolt cap (not shown) is inserted into the head portion of each anchor bolt 1 to protect the anchor bolt 1.

In the center of the plate portion 111 of the fixing plate 110, the anchor portion 113 to which the lower portion of the support 120 is inserted and fixed is integrally formed vertically. The anchor portion 113 is formed of steel to maintain a rigid rigidity, it is formed in the shape of a square pillar. A fastening hole 114 penetrating the front and rear in the upper portion of the anchor portion 113 is drilled. Each fastening hole 114 is inserted and fastened to the first long bolt (2) for fixing the support 120 to the anchor portion 113. Of course, the nut 2a is fastened to the first bolt 2.

The strut 120 is formed with a square pillar having the same shape as the anchor portion 113 so that the lower portion is fitted into the anchor portion 113 of the fixing plate 110. The support 120 is preferably extruded from aluminum having excellent shock absorption.

A fixing hole 121 for fastening to the fastening hole 114 of the anchor portion 113 and the first long bolt 2 is formed in the lower portion of the support 120 through the first and third surfaces 120a and 120c. In addition, a fixing hole 122 for fixing the lower bracket 140 for the installation of the lower rail 130 is formed through the second and fourth surfaces 120b and 120d.

The pair of lower rails 130 and 130 ′ are formed by connecting a plurality of lower rail members 131 to each other and are laterally coupled to the first and third surfaces 120a and 120c of the support 120, respectively. Each lower rail member 131 is formed in a semicircular front portion 132 and a front portion 132 integrally formed in the front portion 132 and vertically formed rearward to contact the support 120 when the vehicle is collided. It is provided with a support 133. The support part 133 of the lower rail member 131 is provided with an insertion hole 134 to allow the second end bolt 3a to be coupled thereto. The second end bolt 3a for installing the lower rail 130 to the support 120 through the insertion hole 134 is located at the rear of the lower rail 130 and thus is not exposed to the outside (front).

The lower bracket 140 is formed in a 'c' shape, and the center portion is coupled to the fixing hole 122 of the support 120 using the second long bolt 3, and both ends thereof have a pair of lower rails 130 and 130 '. And the second end bolt (3a) is combined. In addition, the lower bracket 140 is disposed to be covered between the pair of lower rails 130 and 130 'in order to prevent external exposure of the second chapter bolt 3 and the second end bolt 3a. It is provided in pairs 140 and 140 'and installed on the second surface 120b and the fourth surface 120d of the support 120, respectively.

The lower sleeve 150 is formed to be inserted into an end of each lower rail member 131 to form a lower rail 130 by connecting the lower rail members 131 to each other. The lower sleeve 150 is formed similarly to the lower rail member 131 so that the lower sleeve 150 can be easily inserted into the lower rail member 131 and firmly inserted. That is, the lower sleeve 150 is formed integrally with the front part 151 and the front part 151 formed to be in contact with the inside of the front part 132 of the lower rail member 131 and the support part of the lower rail member 131. The support part 152 which contacts 133 is provided integrally. The support part 152 of the lower sleeve 150 is provided with a fastening hole 153 to couple the lower rail member 131 to the fifth end bolt 6a. Fastening hole 153 is provided in a pair of left and right coupled to the insertion hole 135 and the fifth end bolt (6a) provided at the end of the adjacent lower rail member 131.

The upper rail 160 is provided on the upper end of the support 120 to absorb impact energy when the vehicle collides secondarily or when a van or large vehicle collides. The upper rail 160 has an insertion hole 160a on the bottom surface so that the upper end of the support 120 can be inserted. Insertion hole (160a) is installed to match the outer shape of the pillar 120 having a square pillar shape.

In addition, the upper rail 160 is made of a plurality of upper rail members 161 are connected to each other like the lower rail 130. The upper rail member 161 has an elliptical front portion 162 formed in an elliptical shape in order to minimize impact when the vehicle collides, and an insertion hole in which the upper end of the support 120 is inserted integrally with the front portion 162. And a bottom surface on which 160a) is formed. The bottom surface is formed with a concealed groove 163 recessed inward in the longitudinal direction of the upper rail 160, the insertion hole 160a is formed in the bottom surface of the concealed groove 163.

The width of the front portion 162 of the upper rail 160 is formed to be narrower than the width of the front portion 132 of the lower rail (130,130 ') protruding to the first, third surface (120a, 120c) of the support 120 Decreases the impact energy of the city.

In addition, the upper rail member 161 includes a pair of ribs 164 protrudingly spaced inward in the longitudinal direction, and the concealed groove of the upper rail member 161 to have the same width as the ribs 164. 163 is recessed inward. The rib 164 is provided to have the same width as the sides of the support 120 to support both sides of the upper end of the support 120 inserted into the insertion hole 160a to prevent the upper rail member 161 from shaking after assembly. The concealed groove 163 prevents the third end bolt 4a coupling the support 120 and the upper rail member 161 from being exposed to the outside.

The upper rail member 161 and the support 120 are coupled using the upper bracket 170 including the first surface 171 and the second surface 172 of the '-' shape. The first surface 171 of the upper bracket 170 is inserted into the upper rail member 161 through the insertion hole 160a of the upper rail member 161 and then by the third end bolt 4a. It is coupled from the outside, the second surface 172 is coupled by the other upper bracket (170 ') and the third long bolt (4) provided in the second, fourth surface (120b, 120d) of the support 120, respectively. . At this time, the third end bolt (4a) and the third bolt (4) in the state fastened to the upper bracket (170, 170 ') is located inside the concealed groove 163 is not exposed to the outside.

The upper sleeve 180 is formed to be inserted into an end of each upper rail member 161 to connect the neighboring upper rail members 161 to form the upper rail 160. The upper sleeve 180 is formed similarly to the upper rail member 161 to be easily and firmly inserted into the upper rail member 161. That is, the upper sleeve 180 is formed integrally with the front portion 181 and the front portion 181 formed in an elliptical shape to contact the inside of the front portion 162 of the upper rail member 161 and the upper rail member ( A bottom support part 182 is in contact with the concealed groove 163 of the 161. The bottom support part 182 of the upper sleeve 180 has a fastening hole 183 formed to couple the upper rail member 161 to the sixth end bolt 7a. Fastening holes 183 are provided in a pair of left and right are respectively coupled to the sixth end bolt (7a) to the end of the neighboring different upper upper rail member (161).

Then, the installation method of the anchor-type central separator according to the present embodiment configured as described above will be described.

First, the worker inserts the anchor bolt 1 of the concrete curb into each fastening hole 112 of the plate portion 111 of the fixing plate 110 and fixes it with a nut 1a. Then, the support 120 is inserted into the anchor portion 113 of the fixing plate 110 and the fixing plate 110 and the support 120 are fixed with the first long bolt 2.

Subsequently, a pair of lower brackets 140 and 140 'are fixed to the second and fourth surfaces 120b and 120d of the support 120 using the second long bolts 3, and both ends of the lower brackets 140 and 140' are fixed to each other. The lower rail member 131 is fixed using the second end bolt 3a. The other lower rail member 131 is similarly installed. As described above, the lower brackets 140 and 140 'installed on the support 120 and the second long bolts 3 and the second end bolts 3a are disposed between the pair of lower rails 130 and 130', so they are covered from the outside. To be beautiful.

Meanwhile, half of the lower sleeve 150 is inserted into both ends of each lower rail member 131, and the other half of the lower sleeve 150 is also inserted into the ends of other lower rail members 131 provided on the opposite side. The lower rail 130 is formed. At this time, since the fifth end bolt 6a connecting the lower sleeve 150 and the lower rail member 131 is coupled to the support part 133 of the lower rail member 131, it is concealed from the outside.

Next, the upper rail member 161 is installed on the upper end of the support 120. The first surface 171 of the upper bracket 170 is first inserted into the upper rail member 161, and then fastened with a third end bolt 4a, and then the upper rail member 161 of the support 120 is closed. After inserting into the upper end, the second surface 172 of the upper bracket 170 is coupled to the side of the support 120 by the third chapter bolt (4). The third bolt 4 is coupled through a pair of upper brackets 170 and 170 'provided on the second and fourth surfaces 120b and 120d of the support 120. As described above, the upper brackets 170 and 170 'installed on the support 120, the third chapter bolts 4, and the third end bolts 4a are located in the concealed grooves 163 of the upper rail 160, and thus are exposed from the outside. It does not make a beautiful appearance.

Then, half of the upper sleeve 180 is inserted at both ends of each upper rail member 161, and the other half of the upper sleeve 180 is also inserted at the end of the other upper rail member 161 provided on the opposite side. Inserted to form the upper rail 160. At this time, the sixth end bolt 7a connecting the upper sleeve 180 and the upper rail member 161 is prevented from being exposed to the outside by the concealed groove 163 of the upper rail member 161.

1. Anchor Bolts 2. Chapter 1 Bolts
3. Chapter 2 Bolts 3a. 2nd Bolt
4. 3 Section Bolts 5a 3rd Bolt
6a. 6th bolt 7a. 6th bolt
100. Anchor-type center separator 110. Fixed plate
114. Anchor section 120. Holding
130,130 '.. Bottom Rails 140,140' .. Bottom Brackets
150..Sleeve bottom 160..Top rail
170,170 '.. Top bracket 180..Top sleeve

Claims (3)

A plate part 111 having a plurality of fixing holes 112 into which the anchor bolt 1 is inserted to be fixed to the ground, and is formed perpendicular to the center of the plate part 111 and the first long bolt 2 penetrates. A fixing plate 110 having an anchor portion 113 having fastening holes 114 formed therein;
A pillar 120 is formed in a rectangular column shape so as to be inserted into the anchor portion 113 of the fixing plate 110, and is coupled to the anchor portion 113 by the first long bolt 2 at a lower portion thereof;
The front part 132 and the front part which are coupled to the first and third surfaces 120a and 120c opposite the lower end of the support 120 and formed in a semi-circular shape so as to minimize the collision area when the vehicle collides with each other. A pair of lower rails 130 and 130 'formed integrally with the 132 and having a plurality of lower rail members 131 having a support 133 vertically formed to contact the support 120;
A pair of 'c' shapes are provided so that the second end bolts 3a and the second long bolts 3 for coupling the pair of lower rails 130 and 130 'to the support 120 are provided in the center portion. The second and second bolts 3 are coupled to the second and fourth surfaces 120b and 120d of the support 120, and both ends thereof are connected to the rear support part 133 of the lower lower rail 131. 3a) is coupled by a pair of lower ends disposed between the pair of lower rails (130,130 ') to prevent external exposure of the second end bolt (3a) and the second long bolt (3) Brackets 140 and 140 ';
A concealed groove 163 is formed on the bottom surface in the longitudinal direction, and an inner side of the concealed groove 163 is formed with an insertion hole 160a for inserting the upper end of the support 120. An upper rail 160 formed of a plurality of upper rail members 161 having a pair of ribs 164 protruding from each other to support both upper ends of the support 120;
The first surface 171 and the second surface 172 are bent in a 'b' shape to fasten the support 120 and the upper rail 160, and the first surface 171 is the It is inserted into the upper rail member 161 through the insertion hole 160a and coupled to the outside by the third end bolt 4a, and the second surface 172 is the second, The concealed grooves are coupled to the four surfaces 120b and 120d by the third chapter bolts 4, and the third end bolts 4a and the third chapter bolts 4 in the fastened state are not exposed to the outside. 163) a pair of upper brackets (170, 170 ') provided to be located inside; anchor-type central separator characterized in that it comprises a. The method of claim 1,
A portion of the lower rail member 131 and the upper rail member 161 is inserted into each of the neighboring lower rail member 131 and the upper rail member 161 so as to be connected to the other lower rail member and the upper rail member. Further comprising a lower sleeve 150 and the upper sleeve 180,
The lower sleeve 150 and the upper sleeve 180 include a fifth end bolt 6a and a sixth end bolt 7a for connecting the adjacent lower rail member 131 and the upper rail member 161. and,
The fifth end bolt 6a is coupled to the support part 133 of the lower rail member 131 to be concealed from the outside, and the sixth end bolt 7a is a concealed groove of the upper rail member 161. 163) Anchor-type central separator, characterized in that the external exposure is prevented. The method of claim 1,
Anchor-type central separator, characterized in that the front portion 162 of the upper rail 160 is narrower than the width of the pair of lower rail (130,130 ') front portion (132).

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