JPH10266150A - Protection fence - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a protection fence which can be easily constructed and a good finish can be obtained regardless of the skill of workers and in which safety can be ensured. SOLUTION: A supporting post 1 made of metal is inserted into a vertical hole 21 of a supporting post body 2 formed from nonmetallic material such as natural stone and the top of the body 2 and the top of the post 1 are connected by a fixing bolt 5, and a through bolt 6 is provided through the side surface of the body 2 and the side surface of the post 1. Further a horizontal beam fastener 3 is mounted to the side surface of the body 2 by means of the bolt 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a protective fence used outdoors such as at a boundary between a road and a sidewalk, at a car stop, or on a railing on a bridge.

[0002]

2. Description of the Related Art In recent years, from the viewpoint of improving cityscape and nature,
A pillar made of natural stone is used for the protective fence, and a fence member such as a horizontal beam is sometimes installed between the pillars of the natural stone. Conventionally, if such a natural stone support is made to stand alone by its own weight, there is a danger that a strong horizontal stress may be applied and the natural stone may fall over.

[0003]

There are, for example, reinforcements of the pillars with rebars, and attachment of a plate made of natural stone to the periphery of the steel pillars. Because it is necessary to fix the support and the rebar, or the support and the plate, it takes time to complete the work, and the finish varies due to differences in the skills of the workers.
Further, if the fixing by the mortar, the adhesive or the like is incomplete, there are also safety problems such as the support pillars falling down and the plate material falling.

[0004] In addition, regarding mounting of the lateral beam to such a column, generally, a lateral hole is directly formed in the column, the end of the lateral beam is inserted into the lateral hole, and mortar, an adhesive or the like is used in the same manner as described above. Although it is designed to be fixed, it also takes time and effort to complete the construction, and variations in the finish may occur due to differences in the skills of the construction personnel.If the fixing of mortar or adhesive is incomplete, the horizontal beam will be There are safety issues such as falling.

Accordingly, the present invention has been made to solve the above-mentioned problems, and to provide a protective fence which is easy to construct, has no variation in finish even by a constructor, and has no safety problem. It is.

[0006]

In order to achieve the above object, the present invention has the following arrangement. That is, the protective fence according to the present invention has a metal support column erected on the ground and a column main body formed of a nonmetallic inorganic material such as natural stone, and the support column has a screw hole at the top thereof. Are formed and a plurality of horizontal holes are penetrated on two opposing side surfaces at an interval vertically, and the column body has a vertical hole substantially at the center and corresponds to the screw hole and the horizontal hole of the support column. Then, a bolt insertion hole is formed at the top, and a counterbore including a counterbore and a through hole is formed at the side, and a support column is inserted into a vertical hole of the column body, and a screw hole is formed through the bolt insertion hole. A fixing bolt is screwed into the hole, and a horizontal beam mounting bracket is disposed in a counterbore of at least one counterbore. Through holes and through bolts pass through the mounting holes provided in the horizontal beam mounting bracket. And the lateral beam mounting bracket is fixed to the counterbore. Than it is.

According to the present invention, a support pillar made of a non-metallic inorganic material such as natural stone is inserted into a vertical hole of the support body to reinforce the support pillar, and the top of the support body and the support pillar are supported. Are fixed to each other by fixing bolts, and through bolts penetrate through the side surfaces of the support body and the support pillars. Even if a larger horizontal stress is applied, falling and collapse are prevented and safety is ensured.

Further, in order to attach the support body to the support pillar, it is not necessary to fix the support body with a mortar or an adhesive as in the prior art.
Since it is only necessary to tighten the fixing bolts and the through bolts, the construction is easy, and there is no variation in the finish due to the difference in the skills of the workers.

[0009] Further, for mounting the horizontal beam, the horizontal bolt is fixed to the counterbore by the through bolt, and the horizontal beam may be mounted on the horizontal beam mounting bracket. There is no need to fix it, and the horizontal beam mounting bracket can be fixed just by tightening the through bolt, so it is also easy to install, and there is no variation in the finish due to differences in the skills of the installers. It is supported to prevent falling and is safe.

[0010] The horizontal beam mounting bracket may be fixed to all of the counterbore holes to mount the horizontal beam. Alternatively, the horizontal beam mounting bracket may be fixed to only some of the counterbore holes. In that case, if a reflector that fills the counterbore is attached to the other counterbore where the horizontal beam mounting bracket is not fixed, the counterbore is hidden by the reflector and is preferable in view, Since the reflector reflects light emitted from an automobile or the like at night, it is possible to perform gaze guidance to a driver of the automobile or the like.

Further, another horizontal beam mounting bracket can be fixed to the top of the column main body by the fixing bolt. In this way, a lateral beam can be mounted on the top of the column main body, and the height of the protective fence can be made higher than the height of the column main body by mounting the horizontal beam.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be specifically described below with reference to the drawings. FIG. 1 is a sectional view of a main part showing an embodiment of the present invention, FIG. 2 is a front view of a support column, FIG. 3 is a front view of a column main body, FIG. 4 is a front view of a horizontal beam mounting bracket, and FIG. FIG. 6 is a cross-sectional view of a main part showing another embodiment of the present invention, and FIG. 6 is a cross-sectional view of a main part showing still another embodiment of the present invention.

In the drawings, reference numeral 1 denotes a metal support column erected on the ground by an anchor bolt or the like, 2 denotes a column main body made of a nonmetallic inorganic material such as natural stone, and 3 denotes a column main body 2.
This is a horizontal beam mounting bracket fixed to the bracket.

The support column 1 is generally formed from a rectangular steel tube having a rectangular cross section, a cast aluminum product, or the like, but the cross sectional shape is not particularly limited. May be formed from a long metal body. It is preferable that the surface of the support column 1 is appropriately subjected to surface treatment such as plating or painting for rust prevention. An L-shaped receiving portion 11 for receiving the column main body 2 is attached to a lower portion of the side surface of the support column 1, and a nut is welded to a top portion to form a screw hole 1.
2 are formed, and three side holes 13 are vertically spaced from each other on two sides facing each other in the road traveling direction.
Is pierced. The number of the lateral holes 13 is not particularly limited.

The column body 2 is formed of a non-metallic inorganic material such as natural stone, artificial stone or concrete, and its sectional shape is not particularly limited, such as circular or rectangular. A vertical hole 21 into which the support column 1 is inserted is provided at a substantially central portion of the support column body 2, and a screw hole 12 of the support column 1 is formed at the top.
In addition, a counterbore 25 formed by a counterbore portion 23 and a through hole 24 is formed in the side surface of each side hole 13 corresponding to the side hole 13. .

The horizontal beam mounting bracket 3 is provided with the counter bore 25
The leg 31 is fitted into the counterbore 23, the flange 32 is in contact with the side surface of the column body 2, and the short cylindrical shape to which the end of the lateral beam 4 is externally fitted and the lateral beam 4 is attached. A mounting portion 33 is provided, and a mounting hole 34 is penetrated in the center. In addition, this horizontal beam mounting bracket 3
The horizontal beam 4 is mounted horizontally on the column body 2. When the horizontal beam 4 is mounted in an inclined manner on a slope, as shown in FIG.
And the end of the lateral beam 4 may be attached to the joint 35. However, the structure of the lateral beam mounting bracket 3 is not particularly limited as long as the lateral beam 4 can be attached. Good.

In order to construct this protective fence, the support column 1 is first erected and fixed to the ground cover with anchor bolts or the like so that the lateral hole 13 faces the traveling direction of the road. Next, the supporting column 1 is inserted into the vertical hole 21 of the supporting column main body 2 until the lower end of the supporting column main body 2 contacts the receiving portion 11 of the supporting column 1, and the supporting column main body 2 is received by the receiving portion 11.

Thereafter, in this state, the screw hole 12 at the top of the support column 1 and the bolt insertion hole 22 at the top of the support body 2 are communicated, and the fixing bolt 5 is screwed into the screw hole 12 from the bolt insertion hole 22. The top of the support column 1 and the top of the column main body 2 are connected.

Further, the leg 31 is fitted into the counterbore portion 23 of the counterbore hole 25 of the support column main body 2, and the horizontal beam mounting bracket 3 is arranged in the counterbore portion 23, and the support column main body 2 is inserted through the mounting hole 34 which is communicated with the leg 31. Bolts 6 through the through holes 24 of the support columns 1
Is screwed through, and the horizontal beam mounting bracket 3 is fixed to the counterbore 23.

The mounting portion 33 of the horizontal beam mounting bracket 3
Then, the lateral beam 4 is attached by fitting the end of the lateral beam 4 outside. In this way, the construction can be performed by sequentially mounting the support pillar 1, the pillar main body 2, the lateral beam mounting bracket 3, and the lateral beam 4 along the traveling direction of the road.

In the present embodiment, the horizontal beam mounting brackets 3 are fixed to the upper and lower counterbore holes 25, and the horizontal beams 4 are mounted on the horizontal beam mounting brackets 3, respectively. And an intermediate counterbore 2 to which the horizontal beam mounting bracket 3 is not fixed.
A reflector 7 is attached and buried in 5.

Unlike this embodiment, the horizontal beam mounting brackets 3 may be fixed to all of the counterbore holes 25, and the horizontal beam 4 may be mounted on each of the horizontal beam mounting brackets 3. The horizontal beam mounting bracket 3 is fixed to the hole 25, the horizontal beam 4 is mounted on each of the horizontal beam mounting brackets 3, and the reflector 7 is mounted on the lower counterbore hole 25 where the horizontal beam mounting bracket 3 is not fixed. You may.

As described above, in the present invention, a plurality of counterboring holes 2
Since the support 5 is provided, various types of protective fences in which the mounting position of the lateral beam 4 is changed by the number of the counterbore holes 25 without changing the column main body 2 can be easily obtained. Further, by concealing the counterbore 25 to which the lateral beam 4 is not attached by the reflector 7, the landscape is improved, and the gaze guidance effect is enhanced.

Further, as shown in FIG. 6, the fixing bolt 5 is screwed into the screw hole 12 at the top of the support column 1 from the bolt insertion hole 22 at the top of the column main body 2, so that the top of the support column 1 and the top of the column main body 2 are formed. When connecting the horizontal beam mounting bracket 3a to the top of the column main body 2 by the fixing bolt 5, and attaching the horizontal beam 4 to the horizontal beam mounting bracket 3a, the top of the column main body 2 can be mounted. A transverse beam 4 can also be mounted on top.

As described above, in the present invention, since the top of the support column 1 and the top of the column main body 2 are joined by the fixing bolts 5, the protective fence with the horizontal beam 4 attached also on the top of the column main body 2 is easy. Is obtained.

[0026]

As described above in detail, the protective fence of the present invention is reinforced by inserting a metal support column into a vertical hole of a column body made of a non-metallic inorganic material such as natural stone. The support main body is supported without rattling on the support column by a fixing bolt that connects the top of the support main body and the top of the support column, and a through bolt that penetrates the side surface of the support main body and the side surface of the support column. Therefore, even if a large horizontal stress is applied due to a vehicle collision or the like, the vehicle is prevented from overturning or collapsing and is safe.

[0027] Further, since it is only necessary to tighten the fixing bolt and the through bolt to attach the support body to the support pillar, the work is easy, and the finish does not vary due to the difference in the skill of the work person.

Further, as for the mounting of the horizontal beam, the horizontal beam mounting bracket can be fixed only by tightening the through bolt, so that the installation is also easy, and there is no variation in the finish due to the difference in the skill of the installer. ,
In addition, falling is prevented by being supported by the through bolts, which is safe.

[Brief description of the drawings]

FIG. 1 is a sectional view of a main part showing one embodiment of the present invention.

FIG. 2 is a front view of the support column of FIG.

FIG. 3 is a front view of the column main body of FIG. 1;

FIG. 4 is a front view of the horizontal beam mounting bracket of FIG. 1;

FIG. 5 is a sectional view of a main part showing another embodiment of the present invention.

FIG. 6 is a sectional view of a main part showing still another embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Support pillar 11 Receiving part 12 Screw hole 2 Prop main body 21 Vertical hole 22 Bolt insertion hole 23 Counterbore part 24 Through hole 25 Counterbore hole 3 Horizontal beam mounting bracket 3a Horizontal beam mounting bracket 31 Leg part 32 Flange part 33 Mounting part 34 Mounting hole 35 Joint 4 Lateral beam 5 Fixing bolt 6 Through bolt 7 Reflector

Claims (3)

[Claims] 1. A supporting column made of metal and erected on the ground, and a column main body made of a non-metallic inorganic material such as natural stone, wherein the supporting column has a screw hole formed at the top. In addition, a plurality of horizontal holes are penetrated vertically at intervals on two opposite sides, and a vertical hole is provided in a substantially central portion of the column body, and a top portion corresponds to a screw hole and a horizontal hole of the support column. There is a bolt insertion hole in the side, a counterbore hole consisting of a counterbore part and a through hole on the side surface, respectively, a support pillar is inserted into the vertical hole of the support body, and a fixing bolt is inserted into the screw hole from the bolt insertion hole. At the same time, the horizontal beam mounting bracket is disposed in the counterbore portion of the at least one counterbore hole, and a through hole is passed through the mounting hole provided in the horizontal beam mounting bracket, and a through bolt is penetrated through the horizontal hole, and the horizontal beam is inserted. A protective fence, wherein a mounting bracket is fixed to a counterbore. 2. A lateral beam mounting bracket is fixed to a part of a counterbore, and a reflector that fills the counterbore is mounted on another counterbore to which the horizontal beam mounting bracket is not fixed. The protective fence according to claim 1, characterized in that: 3. The protective fence according to claim 1, wherein another lateral beam mounting bracket is fixed to the top of the column main body by the fixing bolt.