JP2001262678A - Side drain for road and its manufacturing method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a side drain for a road and its manufacturing method superior in accuracy capable of reducing hand work which is a factor in increasing the cost (labor cost) of a side drain for a road and side drain work. SOLUTION: A lid body 200 is fitted in the upper open part of the side drain 100 for a road. Cushion materials 120 with elasticity with their surface sides exposed are embedded in shoulder parts 111L and 111R to receive the lid body 200. Magnets 123 are each provided for the exposed surface sides of the cushion materials 120.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a road gutter constituting a side gutter of a road and a method of manufacturing the same.

[0002]

2. Description of the Related Art FIG.
Reference numeral 00 is used to form a gutter for receiving rainwater or the like on a road, and is formed in a substantially gutter shape having an open upper portion. The road gutter 500 is composed of concrete 540 and reinforcing bars 5 embedded vertically and horizontally.
30.

A lid 600 is attached to an open portion above the road side groove 500, and shoulders 511L and 511R for receiving the lid 600 are provided above a pair of side walls 510L and 510R. ing. Since both the road gutter 500 and the lid 600 are made of concrete, there is a certain limit in dimensional accuracy. For this reason, shoulder 5
When the lid 600 is directly placed on the 11L, 511R, the lid 6
00 may fluctuate, and in some cases, road gutter 500
In addition, this may cause damage to the lid 600.

[0004] For this reason, it is common to attach a cushion material 520 having elasticity such as rubber to the shoulders 511L and 511R. The cushion material 520 is a band-shaped material having a thickness of about 7 mm and a width of about 40 mm, and is attached to the shoulders 511L and 511R by an adhesive.

[0005]

However, the above-mentioned conventional road side gutter has the following problems.
That is, the cushion material is attached to the shoulder portion after the road side gutter is removed from the mold or at a construction site where the gutter is formed. In either case, the attachment of the cushioning material is a manual operation, which causes an increase in the cost of the road side gutter. In addition, if the work is performed on a construction site, the work may lack accuracy.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and minimizes manual work, which is a factor of increasing the cost (labor cost) of road gutters and gutters, and has excellent accuracy for roads. It is an object to provide a side groove and a method for manufacturing the same.

[0007]

SUMMARY OF THE INVENTION A road gutter according to the present invention is a road gutter in which a lid is fitted in an open upper part, and an elastic cushioning material is provided on a shoulder for receiving the lid. Is exposed and buried.

Further, the method of manufacturing a road gutter according to the present invention is a method of manufacturing a road gutter in which a lid is fitted in an open upper part, wherein a shoulder for receiving a lid of a mold is formed. And a step of pouring a material for a road gutter such as concrete into a cavity in a mold, wherein the cushion material is embedded with the front surface exposed at the shoulder. It has become.

[0009]

1 is a schematic sectional view of a road gutter according to an embodiment of the present invention, FIG. 2 is a schematic enlarged view of a portion A in FIG. 1, and FIG. 3 is an embodiment of the present invention. FIG. 4 is an enlarged cross-sectional view of a portion B in FIG. 3, and FIG. 5 is a cross-sectional view of a cushioning material used in a road gutter according to another embodiment of the present invention. It is a schematic sectional drawing.

A road gutter 100 according to a first embodiment of the present invention is a road gutter into which a lid 200 is fitted in an open upper part, and a shoulder 111 for receiving the lid 200.
A cushion material 120 having elasticity is embedded in L and 111R so that the surface side is exposed.

The road gutter 100 is made of concrete 140 and reinforcing bars 130 buried vertically and horizontally and buried in the same, as in the prior art, and is formed in a substantially gutter shape with an open upper part. A cover 2 is provided above the left and right side walls 110L and 110R of the road side groove 100.
The shoulders 111L and 111R for receiving the first 00 are formed. Naturally, the height positions of the pair of shoulders 111L and 111R are set to be the same in order to receive the lid 200 horizontally.

Further, a convex portion and a concave portion (not shown) are provided at both ends of the side wall portions 110L and 110R of the road side groove 100. That is, when the road side grooves 100 are connected, the ends are fitted to each other.

On the other hand, the cushion member 120 is a long member made of an elastic material such as rubber having a thickness of 3 mm, a width of 40 mm, and a height of a later-described ridge 121 of 4 mm. As shown in FIG. 2, two parallel ribs 121 protrude in the longitudinal direction on the back surface. The projecting vein 121 is formed in a substantially trapezoidal shape with a narrow upper portion and a wider lower portion. In addition, this cushion material 12
Parallel notches 122 are formed at both edges of the surface of the zero. The notch 122 is a portion into which a magnet 123 described later fits. The width of the cushion material 120 is set to be substantially the same as the width of the shoulders 111L and 111R.

The magnet 123 fitted in the notch 122
Is a ferrite magnet, for example, and a material that can withstand a certain degree of deformation is selected. The magnet 123 is set so as to be flush with the surface of the cushion material 120 when the magnet 123 is attached to the notch 122 with an appropriate adhesive.

The bumps 121 of the cushion member 120 are embedded in the shoulder portions 111L and 111R, so that the surface of the cushion member 120 is exposed to the shoulder portions 111L and 111R so that the cushion member 120 can be attached to the road gutter 100. It is.

By using the road side gutter 100 constructed as described above, the cushion material 12 can be used at a construction site or the like as in the prior art.
Since the operation of attaching 0 is unnecessary, the cost including labor cost can be reduced, and the problem of lack of accuracy due to manual operation does not occur.

Further, since the magnet 123 of the cushioning material 120 is exposed on the front side, when the cover 200 is made of a magnetic material such as iron, it also serves to fix the cover 200. it can.

Next, the road side gutter 1 having the above-described structure is used.
00 will be described. The method for manufacturing the road gutter according to the embodiment of the present invention is a method for manufacturing the road gutter 100 in which the lid 200 is fitted in an open upper part, and the shoulder 111 for receiving the lid 200 of the mold 300.
The method includes a step of attaching the cushion material 120 in advance to a portion 321 where the L and 111R are formed, and a step of pouring a material of the road side groove 100 such as concrete into the cavity 300 in the mold 300.
Is embedded in the shoulders 111L and 111R so that the front side is exposed.

Die 300 used in such a manufacturing method
As shown in FIG. 3, there is a male mold 320 and a female mold 310, and the cavity 330 between both molds 310, 320 has the shape of the road side groove 100 to be manufactured. That is, the female mold 310 located above is located on the
0, and the male mold 32 located below
0 forms the inside of the road gutter 100. The mold 300 is made of a magnetic material such as iron.

The shoulder 111 of the male mold 320
The portions 321 where the L and 111R are formed are located one by one on the left and right sides, and are portions that are further narrowed inward, and the surfaces thereof are formed flat.

First, with both dies 310 and 320 opened, the cushion material 120 is attached to the location 321 by suction. That is, the cushion member 120 is attached to the location 321 such that the protruding vein 121 faces upward and the magnet 123 faces downward. Although not shown in FIG. 3, the rebar is also set.

Next, the molds 310 and 320 are clamped, and concrete is poured into the cavity 330. Then, the surface side of the cushion material 120, that is, the magnet 1
Since the side provided with 23 is in close contact with the location 321, the concrete 140 does not flow between the cushion material 120 and the location 321, and the exposed port 12
1 will be buried in the concrete 140. In FIG. 3, an illustration of an inlet for pouring concrete is omitted.

When the concrete 140 is solidified, the two dies 310 and 320 are opened from the separation line PL, and the road gutter 100 is taken out. Thus, the road side groove 100 in which the cushion material 120 having elasticity is buried with the surface side exposed at the shoulder portions 111L and 111R is completed. If there are burrs or the like, they are removed after being removed from the mold 300.

According to such a manufacturing method, the cushion material 120 can be attached simultaneously with the production of the road side groove 100, so that the manual work of attaching the cushion material as in the related art becomes unnecessary.

In the above-described embodiment, the notch 122 is provided on the surface side of the cushion member 120, and the magnet 123 is attached to the notch 122, but FIG.
As shown in FIG. 5, the magnet 125 may be buried in advance in the material constituting the cushion material 120, that is, rubber or the like.
As shown in (B), fine magnet powder 126 may be mixed. Further, a material having the properties of a magnet may be used for the cushion material itself.

In the above-described embodiment, the cushion member 120 is adsorbed to the mold 300 by the magnet 123, but may be a double-sided tape or other bonding means.
In this case, the present invention can be applied to a case where the mold 300 is made of a material that is not a magnetic material such as iron.

[0027]

The road gutter according to the present invention is a road gutter in which a lid is fitted in an open upper part, and an elastic cushion material is exposed on a shoulder portion for receiving the lid to expose the surface side. Since it is buried, it is not necessary to attach a cushioning material after manufacturing a road gutter or at a construction site as in the related art. For this reason, it is possible to reduce costs including labor costs in the construction of the road gutter and the gutter, and there is no problem of lack of accuracy due to manual work.

Further, if a magnet is provided on the exposed surface side of the cushion material, the cushion material can be manufactured in a state where the cushion material is adsorbed to a mold (made of a magnetic material such as iron) used in manufacturing. Therefore, the road side groove in which the cushioning material having elasticity is exposed on the shoulder portion for receiving the lid and the surface side is exposed can be easily manufactured.

Further, even if a magnet is buried or mixed in the cushioning material, the cushioning material can be manufactured in a state where the cushioning material is adsorbed on a mold (made of a magnetic material such as iron) used in manufacturing. It is possible to easily manufacture a road side groove in which a cushion material having elasticity is exposed on a shoulder portion for receiving the lid so that the surface side is exposed. Also, in this case, there is no need to attach the magnet to the cushion material, which is more convenient.

On the other hand, a method of manufacturing a road gutter according to the present invention is a method of manufacturing a road gutter in which a lid is fitted above an open portion, wherein a shoulder for receiving a lid of a mold is formed. And a step of pouring a material for a road gutter such as concrete into a cavity in a mold, wherein the cushion material is embedded with the front surface exposed at the shoulder. . Therefore, it is possible to reduce costs including labor costs in the construction of the road gutter and the gutter, and the problem of lack of accuracy due to manual work does not occur.

Further, a magnet is provided on the exposed surface side of the cushion material, and is attached by being attracted to a portion forming a shoulder of a mold made of a magnetic material. Since the cushioning material can be manufactured in a state where the cushioning material is adsorbed to the mold to be used, the cushioning material having elasticity on the shoulder receiving the lid exposes the surface side to easily manufacture the buried road gutter. be able to.

Further, a magnet is buried or mixed in the cushion material, and the cushion material is attached by being attracted to a portion forming a shoulder of a mold made of a magnetic material. Since the manufacturing can be performed in a state in which the cushion material is adsorbed to the mold, the road side groove in which the cushion material having elasticity is exposed on the shoulder receiving the lid and the surface side is exposed can be easily manufactured. . Also,
In this case, there is no need to attach the magnet to the cushion material, which is more convenient.

[Brief description of the drawings]

FIG. 1 is a schematic sectional view of a road gutter according to an embodiment of the present invention.

FIG. 2 is a schematic enlarged view of a portion A in FIG.

FIG. 3 is a schematic cross-sectional view illustrating a method for manufacturing a road gutter according to an embodiment of the present invention.

FIG. 4 is an enlarged sectional view of a portion B in FIG. 3;

FIG. 5 is a schematic sectional view of a cushion material used for a road gutter according to another embodiment of the present invention.

FIG. 6 is a schematic sectional view of a conventional road gutter of this type.

[Explanation of symbols]

 REFERENCE SIGNS LIST 100 gutter for road 111L, 111R shoulder 120 cushioning material 200 lid

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Sumio Nakajima 3-2-2 Kamikurasaku, Hirano-ku, Osaka-shi

Claims (6)

[Claims] 1. A road side groove in which a lid is fitted above an open upper side, wherein an elastic cushioning material is buried in a shoulder receiving the lid so as to expose a surface side. Gutter. 2. The road gutter according to claim 1, wherein a magnet is provided on an exposed surface side of the cushion material. 3. The road side gutter according to claim 1, wherein a magnet is embedded or mixed in the cushion material. 4. A method for manufacturing a road side groove in which a lid is fitted into an open upper part, a step of attaching a cushion material in advance to a location where a shoulder for receiving a lid of the mold is formed, and a cavity in the mold. Pouring a material for a road gutter such as concrete into the shoulder, wherein the cushioning material is embedded with the front surface exposed at the shoulder. 5. A magnet is provided on an exposed surface side of the cushion material, and is attached by being attracted to a portion forming a shoulder of a mold made of a magnetic material. Item 5. A method for manufacturing a road gutter according to Item 4. 6. The cushion material according to claim 4, wherein a magnet is buried or mixed in the cushion material, and the magnet is attached by being attracted to a portion forming a shoulder of a mold made of a magnetic material. Manufacturing method for road gutters.