JP2565884Y2 - Curb concrete block - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a concrete block for a curb (hereinafter simply referred to as a curb block) disposed along a boundary between a sidewalk or a separation strip and a road.

[0002]

2. Description of the Related Art Conventionally, a curb block 1 is provided along a boundary between a sidewalk W and a roadway R as shown in FIG. 13 for the purpose of protecting the roadside and clearly showing the roadside to a driver. There were multiple arrangements. The curb block 1 is a block having a substantially trapezoidal cross section having a surface that is vertical or inclined on one or both sides. After the curb block 1 is disposed, an apron concrete 3 having an inclined surface is cast on the side surface of the curb block 1 to pave the road. An L-shaped gutter composed of the curb block 1 and the apron concrete 3 is formed on the road side of the paved road, and rainwater falling on the road surface is collected and drained by the L-shaped gutter. . In the curb block 1 shown in FIG. 14, a plurality of curb blocks 1 are arranged along the boundary between the separation zone B and the roadway R, and an asphalt layer 4 is provided on the side surface of the rear curb block 1 to cut the road. It is paved.
An L-shaped gutter composed of the asphalt layer 4 and the curb block 1 is formed on the road side of the paved road, and the L-shaped gutter collects and drains rainwater falling on the road surface.

[0003]

As shown in FIGS. 13 and 14, rainwater on the road surface is generated by the curb block 1 and the apron concrete 3 provided on the road side, or by the asphalt layer 4 and the curb block. The water is collected and drained in the L-shaped side gutter consisting of 1. However, in the L-shaped gutter on the roadside, luggage and debris dropped from the vehicle and fallen leaves from trees on the road easily accumulate, which blocks the L-shaped gutter and hinders smooth drainage of rainwater. In particular, as shown by the dotted line in FIG. 13, when an obstacle H such as a falling object or dust blocks the L-shaped gutter, rainwater spreads out to the road surface side, and this causes a slip of the vehicle. Therefore, quick and reliable collection and drainage of rainwater on the road surface was extremely important in ensuring road safety. Also,
The boundary between the curb block 1 and the apron concrete 3,
Alternatively, there is a problem that plant seeds settle in gaps formed at the boundary between the asphalt layer 4 and the curb block 1, and plants grow from these boundary portions to impair the aesthetic appearance of the L-shaped gutter.

The present invention has been made in view of such circumstances, and has as its object to provide a curb block capable of quickly and reliably collecting and draining rainwater on a road surface. .

[0005]

In order to achieve the above object, the invention according to claim 1 is directed to a curb block disposed along a boundary between a sidewalk or a separation strip and a roadway, and to a base end portion of the block. is drainage is formed on the extending portion top surface forming part of the side groove provided on the side surface Rutotomoni, or the extending portion side end portion
The gist of the present invention is a curb block characterized by providing a cutout communicating with the drainage channel .

The gist of the invention according to claim 2 is a curb block characterized in that the drainage channel is closed by grating.

The gist of the invention according to claim 3 is a curb block in which a filter is arranged in a drainage channel.

[0008]

In the curb block according to the first aspect of the present invention, a plurality of the curb blocks are arranged along the boundary between the sidewalk or the separation strip and the road, and are provided on the side surface of the base end of the rear curb block. Casting an apron concrete having an inclined surface on the extended part side, or providing an asphalt layer to the extended part side to make an L-shaped gutter consisting of the curb block and apron concrete or asphalt on the road side Can be. The rainwater on the road surface is composed of L consisting of the curb block and apron concrete or asphalt.
Is collecting in the mold groove, it is drained through a drain passage formed in the extended portion upper surface of the curb block. And this
At the side end of the extension that forms one side wall of the drainage channel,
Notch that communicates with the pavement
Of the concrete block for the pavement surface and the curb
Even if there is a step between the
It prevents water from accumulating.

In the curb block according to the second aspect of the present invention, since the drainage channel is closed by grating, falling objects and dust larger than the grating grid do not enter the drainage channel. Rainwater is drained smoothly.

[0010] In the curb block according to the third aspect of the present invention, since a filter is disposed in the drainage channel, falling objects and dirt are captured by the filter. The filter itself is used as a drainage channel to drain rainwater.

On the other hand, when the drainage channel is closed by the grating and a filter is arranged in the drainage channel, falling objects and dusts larger than the grating of the grating do not enter the drainage channel, and the drainage channel does not enter the drainage channel. Falling objects and debris that have passed through the grid are trapped by this filter, and rainwater is more smoothly drained through the drain.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A curb block according to the present invention will be described in detail below with reference to an embodiment shown in the drawings. The curb block 11 shown in FIG. 1 is a block having a substantially trapezoidal cross section having an inclined surface on one side, and has an extended portion 12 provided on both sides of a base end portion. In this embodiment, the height is about 3
A block having a trapezoidal shape of 50 mm and a width of about 180 mm, a length of the extending portion of 70 mm, and a height of 100 mm was used.
This curb block 11 is, as shown in FIG.
Apron concrete 13 having an inclined surface on the side of the extending portion 12 after being disposed along the boundary between the road and the road R.
The asphalt layer 14 is provided on the sidewalk W and the roadway R, and the road is paved. An L-shaped gutter composed of the curb block 11 and the apron concrete 13 is formed on the road side of the paved road, and the rainwater collected on the road surface is collected and drained by the L-shaped gutter. When paving a road, asphalt layer 14 may be provided directly without apron concrete 13 being cast, as shown in FIG.

The curb block 11 shown in FIG. 2 has a surface inclined on both sides. By arranging a plurality of these along the boundary between the sidewalk W and the roadway R, a curb can be produced. It has become. This embodiment is applied when embankment is performed on the sidewalk side and no asphalt layer is provided. Also, the curb block 1 shown in FIGS.
Reference numeral 1 denotes a block used to form a slope at an entrance from a crossing road or a sidewalk to a road as shown in FIG. The curb block 11 shown in FIG. 6 is provided with an opening 16 for flowing rainwater from the extending portion 12 side to the back of the curb block 11.

A drainage channel 15 is formed on the upper surface of the extending portion 12 of the curb block 11. The drainage channel 15 is a channel for draining rainwater collected by the L-shaped gutter provided on the road side of the road, and the width, depth, cross-sectional shape, and the like of the channel are not particularly limited. For example, in terms of ease of molding, a square cross-section is preferable as shown in the drawing, and an arc-shaped cross-section is preferable in terms of ease of drainage, adhesion of dirt, dirt, etc., and easy cleaning. Good. As for the width and depth of the water channel, the wider and deeper the channel, the larger the drainage amount. On the other hand, if the width is wide, dust and dirt can easily enter.
The location may be determined as appropriate in consideration of the installation location (whether garbage or the like is likely to occur), the type of road, and the like. 20 m in this embodiment
It was a channel having a square cross section of mx 20 mm. In addition, when the pavement surface sinks after construction, a step is formed between the pavement surface and the extension portion 12 of the curb block 11 in the extension portion 12 of the drainage channel 15, and water accumulates here. Notch 21 to prevent
Is provided.

As shown in FIG. 9, a curb block 1 is provided.
The drainage channel 15 formed on the upper surface of the extension portion 12 can be closed with the grating 17. In this case, falling objects and trash that are larger than the grating of the grating 17 are not drained.
5, the rainwater in the drainage channel 15 is drained smoothly. Further, as shown in FIG. 10, a filter 18 can be arranged in the drainage channel 15.
In this case, falling objects and debris are removed from the filter 18.
Therefore, falling objects and refuse do not accumulate in the drainage channel 15 and become clogged. Filter 18
Rainwater will be drained using the drain itself. still,
As shown in FIGS. 10 and 11, as a filter to be used, a plastic wire rod is randomly accumulated and formed into a rod shape, or as shown in FIG. A perforated hole 20 is preferable.

On the other hand, as shown in FIG. 10, when the drainage channel 15 is closed by the grating 17 and the filter 18 is disposed in the drainage channel 15, a falling object larger than the grating 17 of the grating 17 is removed. Garbage does not enter the drainage channel 15, and fallen objects and dirt that have passed through the grating 17 are caught by the filter 18, and rainwater is drained through the drainage channel 15 more smoothly. Become.

[0017]

According to the present invention, the above-mentioned structure is provided.
In the curb block described, a plurality of such curb blocks are arranged along the boundary between the sidewalk and the separation zone and the roadway, and on the extension side provided on the base end side surface of the rear curb block. By casting an apron concrete having an inclined surface, or by providing an asphalt layer to the extending portion side, an L-shaped gutter made of the curb block and the apron concrete or asphalt can be made on the road side, Rainwater is collected in the L-shaped gutter consisting of the curb block and apron concrete or asphalt,
Water is drained through a drainage channel formed on the upper surface of the extending portion of the curb block.

Therefore, in the curb block according to the first aspect, luggage and debris dropped from the vehicle, fallen leaves from trees on the road, and the like accumulate, which block the L-shaped gutter and obstruct the flow of rainwater. reduce the incidence of problem that becomes, or
In addition, a cutout communicating with the drainage channel is provided on the extension
Therefore, after construction, the pavement surface sinks,
There is a step between the concrete block for curb and the extended part.
Water can be prevented from accumulating on this step when
Runode, rainwater on the road quickly and reliably collecting water, it is possible to realize the drainage.

In this curb block, there is no gap at the boundary between the curb block and the apron concrete or at the boundary between the asphalt layer and the curb block 1, so that plant seeds are established and these Plants do not grow from the boundary portion and the beauty of the L-shaped gutter is not impaired.

In the curb block according to the second aspect of the present invention, since the drainage channel is closed by grating, falling objects and dust larger than the grating of the grating do not enter the drainage channel. Rainwater can be drained smoothly.

In the curb block according to the third aspect of the present invention, since a filter is disposed in the drainage channel, falling objects and dust are trapped by the filter, and rainwater is drained by using the filter as a drainage channel. And smoother rainwater collection and drainage can be realized.

On the other hand, when the drainage channel is closed by the grating and the filter is arranged in the drainage channel, falling objects and dusts larger than the grating of the grating do not enter the drainage channel, and the drainage channel does not enter the drainage channel. Falling objects and debris that have passed through the grid are trapped by this filter, and rainwater is more smoothly drained through the drain.

[Brief description of the drawings]

FIG. 1 is an enlarged perspective view showing a curb block of the present invention.

FIG. 2 is an enlarged sectional view showing another embodiment of the curb block of the present invention.

FIG. 3 is an enlarged sectional view showing still another embodiment of the curb block of the present invention.

FIG. 4 is an enlarged sectional view showing still another embodiment of the curb block of the present invention.

FIG. 5 is a partial cross-sectional perspective view showing a mode in which an entrance is formed using the curb blocks shown in FIGS. 1, 3 and 4;

FIG. 6 is an enlarged perspective view showing still another embodiment of the curb block of the present invention.

FIG. 7 is a partial cross-sectional perspective view showing a construction example using the curb block of the present invention.

FIG. 8 is a partial cross-sectional perspective view showing another construction example using the curb block of the present invention.

FIG. 9 is an enlarged sectional view showing a state in which the drainage channel of the curb block of the present invention is closed by grating.

FIG. 10 is an enlarged sectional view showing a state in which the drainage channel of the curb block of the present invention is closed by grating and a filter is arranged in the drainage channel.

FIG. 11 is an enlarged perspective view showing a filter arranged in a drainage channel.

FIG. 12 is an enlarged perspective view showing another embodiment of the filter arranged in the drainage channel.

FIG. 13 is a cross-sectional view showing a construction example using a conventional curb block.

FIG. 14 is a cross-sectional view showing another construction example using a conventional curb block.

[Explanation of symbols]

 11: Curb block 12: Extension 15: Drainage channel 17: Grating 18, 19: Filter

Claims (3)

(57) [Scope of request for utility model registration] 1. A concrete block for a curb arranged along a boundary between a sidewalk or a separation strip and a road, and a drainage channel is formed on an upper surface of an extension part which forms a part of a gutter provided on a side surface of a base end portion of the block. There is formed Rutotomoni, or the extending portion side end portion
A cut-off portion communicating with the drainage channel . 2. The curb concrete block according to claim 1, wherein the drainage channel is closed by grating. 3. The curb concrete block according to claim 1, wherein a filter is arranged in the drainage channel.