JP4504220B2

JP4504220B2 - Drainage channel

Info

Publication number: JP4504220B2
Application number: JP2005040002A
Authority: JP
Inventors: 隆男三浦; 哲男澤本; 智也久保
Original assignee: 株式会社ダイクレ
Priority date: 2005-02-17
Filing date: 2005-02-17
Publication date: 2010-07-14
Anticipated expiration: 2025-02-17
Also published as: JP2006225945A

Description

本発明は、橋梁や道路等（以下単に道路等という）に設置される排水路に関する。 The present invention relates to a drainage channel installed on a bridge, a road or the like (hereinafter simply referred to as a road or the like).

道路等の多くには、排水路として路肩に沿って排水溝や排水桝が設置され、道路等に降り注いだ雨水は排水溝や排水桝に流入し、排水桝に流入した雨水は排水桝間の排出管を経て排水されるようにしてある。この種の排水路の多くは路肩に沿って設けられ、そのうちの一つのタイプに下記特許文献１に開示されるように、路肩に内部を雨水の排水路とした鋼又は強化プラスチックよりなる縁石状の地覆を形成し、雨水が地覆の集水口より排水路に流入して排出されるようにしたものが知られる。また下記特許文献２には、路肩に沿って排水桝と排水桝間に溝を形成したのち不透水性基層アスファルトを敷設し、ついで排水桝間の溝にスリット状の通水孔を備えた略コ字形断面の鋼板製排水枠を開口部を下向きにして設置したのち、排水性表層アスファルトを敷設し、雨水を排水桝を経て排出枠より排出すると共に、排水性表層アスファルトを浸透した雨水をスリット状の通水孔を通して排出枠内に流入し排出させるようにしたものが開示されている。
特公昭５７−８９２２号特許第３１４３７８２号 In many roads, drainage channels and drainage basins are installed along the shoulders as drainage channels, and rainwater that falls on the roads flows into the drainage channels and drainage basins. The water is drained through a discharge pipe. Most of this kind of drainage channel is provided along the road shoulder, and as disclosed in the following Patent Document 1 in one type of the drainage channel, a curb-like shape made of steel or reinforced plastic having a drainage channel inside the road shoulder. It is known that rainwater flows into the drainage channel from the groundwater collecting port and is discharged. In Patent Document 2 below, a groove is formed between the drainage basins along the road shoulder, and then an impermeable base layer asphalt is laid, and then a slit-shaped water passage hole is provided in the groove between the drainage basins. After installing the drainage frame made of steel plate with U-shaped cross section with the opening facing downward, drainage surface layer asphalt is laid, rainwater is drained from the drainage frame through the drainage basin, and rainwater penetrated by drainage surface layer asphalt is slit Is disclosed that flows into a discharge frame through a water passage hole and discharges it.
Japanese Patent Publication No.57-8922 Japanese Patent No. 3143382

特許文献１に開示された排水路は、鋼又は強化プラスチック製で、縁石状に路肩に露出しているため、自動車の衝突などにより損壊し易く、損壊しないように強度を上げるとコストアップとなる。 Since the drainage channel disclosed in Patent Document 1 is made of steel or reinforced plastic and is exposed on the shoulder of the curb, it is easily damaged by an automobile collision or the like, and the cost increases when the strength is increased so as not to be damaged. .

特許文献２に開示される通水路のように、路肩に通水路が露出していなければ、自動車の衝突による影響を受けることはないが、通水面積の点でなお改善すべき余地がある。 If the water passage is not exposed on the shoulder as in the water passage disclosed in Patent Document 2, the vehicle will not be affected by the collision, but there is still room for improvement in terms of the water passage area.

本発明は、特許文献２に開示される通水路について改良を加え、該通水路の利点を損うことなく通水面積を増大させることができるようにした排水路を提供することを目的とする。 An object of the present invention is to provide a drainage channel that is improved with respect to the water channel disclosed in Patent Document 2 and can increase the water flow area without impairing the advantages of the water channel. .

請求項１に係る発明は、路肩の縁石に沿って路面と同レベルをなすようにして敷設され、上面及び側面のうち、少なくとも上面に集水孔を備えた鋼又はプラスチック製の枠体より構成される排水路であって、枠体の一部が縁石下部に延出して形成される排水路において、枠体の断面が仕切りによって路面側の流路と、一部が縁石下部より路面側に延出した縁石下の流路に仕切られ、仕切りには上部に通水溝又は通水孔が形成され、また縁石に隣接した箇所のヒンジにより開閉可能である蓋が設けられ、蓋の開閉により前記各流路の清掃が行えるようにしたことを特徴とする。
The invention according to claim 1 is composed of a steel or plastic frame body laid so as to be at the same level as the road surface along the curb of the road shoulder, and having a water collecting hole at least on the upper surface and side surfaces. In the drainage channel formed by extending a part of the frame body to the curb lower part, the cross section of the frame body is divided into a flow path on the road surface side by a partition, and a part is on the road surface side from the curb lower part. The partition is divided into a flow path under the curb, and a water passage groove or hole is formed in the upper part of the partition, and a lid that can be opened and closed by a hinge adjacent to the curb is provided. Each of the flow paths can be cleaned.

本発明の路肩に露出する排水路には、開閉可能な蓋を儲け、蓋を開けることにより排水路が清掃できるようにするのが望ましい。 It is desirable that the drainage channel exposed on the shoulder of the present invention is provided with an openable / closable lid and the drainage channel can be cleaned by opening the lid.

請求項２に係る発明は請求項１に係る発明において、枠体の断面が矩形状をなし、底を有することを特徴とする。 The invention according to claim 2 is the invention according to claim 1, characterized in that the cross section of the frame body is rectangular and has a bottom.

請求項３に係る発明は、請求項１又は２に係る発明において、枠体の断面が仕切りによって複数に仕切られ、仕切りには上部に通水溝又は通水孔が形成されることを特徴とする。 The invention according to claim 3 is characterized in that, in the invention according to claim 1 or 2, the cross section of the frame body is divided into a plurality of sections by a partition, and a water passage groove or a water passage hole is formed on the partition. To do.

請求項３に係る発明は、請求項１又は２に係る発明において、枠体が不透水性床版上に設置されると共に、床版上に透水性の表層アスファルトが枠体と同レベルをなすようにして敷設され、枠体上面と共に側面にも集水孔を有することを特徴とする。 The invention according to claim 3 is the invention according to claim 1 or 2 , wherein the frame is installed on the water-impermeable floor slab, and the water-permeable surface layer asphalt has the same level as the frame on the floor slab. Thus, it is laid and has a water collecting hole on the side surface as well as the upper surface of the frame.

排水路の通水面積を大きくするため、単に排水路の幅を大きくしたのでは、路面での露出面積が大きくなり、自動車、特にバイクが鋼又は強化プラスチック製の枠体上をスリップして転倒し事故を起こし易くなる。また排水路の深さを深くすると、地面の掘削量が増え、排水桝も深く埋めねばならなくなり、施工コストを上昇させるが、請求項１に係る発明の排水路によると、一部が縁石下部に設けられているため、路面での露出面積を増やすことなく、また深さを深くすることなく通水面積を増やすことができる。また本発明の排水路は路面と同レベルをなし、路面より突出していないため、自動車が衝突して損傷することもないし、縁石を含め全体を鋼又は強化プラスチック製とするのと比べ、鋼又は強化プラスチック製部分が少なくなり、安価に製作することができる。更に本発明の排水路においては、複数に仕切られた流路のうち、路面側の流路は流入した土砂やごみなどによって目詰まりし易く、排水が損われることが考えられるが、路面側の流路が目詰まりしたとしても、通水溝や通水孔を通して雨水が縁石下の目詰まりしにくい流路に流入して排出されうるようになり、また蓋を開くことにより各流路に詰まった土砂やごみ等の清掃を行うことができる。 In order to increase the water flow area of the drainage channel, simply increasing the width of the drainage channel increases the exposed area on the road surface, and automobiles, especially motorcycles, slip on the frame made of steel or reinforced plastic and fall. Accidents are likely to occur. Further, if the depth of the drainage channel is increased, the amount of excavation on the ground increases, and the drainage pit must be buried deeply, which increases the construction cost. However, according to the drainage channel of the invention according to claim 1, a part of Since it is provided in the section, the water flow area can be increased without increasing the exposed area on the road surface and without increasing the depth. Moreover, since the drainage channel of the present invention is at the same level as the road surface and does not protrude from the road surface, the automobile will not collide and be damaged, and steel or reinforced plastic as a whole, including curbstones, Reinforced plastic parts are reduced and can be manufactured at low cost. Further, in the drainage channel of the present invention, among the channels partitioned into a plurality of channels, the channel on the road surface side is easily clogged with inflowing earth and sand or dust, and the drainage may be damaged. Even if the flow path is clogged, rainwater can flow into the flow path under the curb that is difficult to clog through the water flow grooves and holes, and each flow path is clogged by opening the lid. It can be used to clean soil and sand.

請求項２に係る発明によると、排水路は底を有するため、雨水が床版内に侵入することなく確実に排出されるようになる。 According to the invention which concerns on Claim 2, since a drainage channel has a bottom, rainwater comes to be discharged | emitted reliably, without invading in a floor slab.

請求項３に係る発明によると、表層アスファルトの透水が集水孔を通して排水路より排出されるようになる。 According to the invention which concerns on Claim 3 , the water permeability of surface layer asphalt comes to be discharged | emitted from a drainage channel through a water collection hole.

以下、本発明の実施形態の排水路について図面により説明する。
図１は、本発明に係る排水路１の平面を示すものであり、図２は図１のＡ−Ａ線断面、図３は同排水路１の一部を示すもので、排水路１は鋼製で、矩形断面の平箱状をなし、内部が仕切り２によって２つの流路３ａ、３ｂに仕切られ、仕切り上部には長手方向に一定間隔で通水溝としての凹溝４が形成され、流路３ａより溢れ出た雨水が凹溝４を通って流路３ｂに流入しうるようになっている。 Hereinafter, a drainage channel according to an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a plan view of a drainage channel 1 according to the present invention, FIG. 2 is a cross-sectional view taken along line AA in FIG. 1, and FIG. 3 is a diagram showing a part of the drainage channel 1. It is made of steel and has a flat box shape with a rectangular cross section, and the inside is partitioned into two flow paths 3a and 3b by a partition 2, and concave grooves 4 are formed as water flow grooves at regular intervals in the longitudinal direction at the upper part of the partition. The rainwater overflowing from the flow path 3a can flow into the flow path 3b through the concave groove 4.

排水路１は路肩の床版５上に流路３ｂ側の一部を縁石６下部に延出させて設置し、通水性表層アスファルト７が排水路１に隣接し、排水路１と同レベルに敷設されている。 The drainage channel 1 is installed on the floor slab 5 of the shoulder so that a part of the channel 3b side extends to the lower part of the curb 6 and the water-permeable surface asphalt 7 is adjacent to the drainage channel 1 and at the same level as the drainage channel 1. It is laid.

排水路１はまた、流路３ａ、３ｂの路面より露出する上面に集水孔８を有すると共に、アスファルト７側の側面下部に集水孔９を有し、路面に降り注いだ雨水が集水孔８より各流路３ａ、３ｂに流入すると共に、アスファルト７を浸透した雨水が集水孔９を通して流路３ａに流入し排出されるようになっている。 The drainage channel 1 also has a water collecting hole 8 on the upper surface exposed from the road surfaces of the flow paths 3a and 3b, and has a water collecting hole 9 at the lower side of the side surface on the asphalt 7 side. 8 flows into the respective flow paths 3a and 3b, and rainwater that has permeated the asphalt 7 flows into the flow path 3a through the water collecting holes 9 and is discharged.

排水路１には更に、その長手方向に適当間隔で開閉可能な蓋１１（図４参照）が設けられている。この蓋１１は図４に示すように、縁石６に隣接したヒンジ１２により開閉し、各流路３ａ、３ｂ内に詰まった土砂やごみ等の清掃が行えるようしてある。 The drainage channel 1 is further provided with a lid 11 (see FIG. 4) that can be opened and closed at an appropriate interval in the longitudinal direction. As shown in FIG. 4, the lid 11 is opened and closed by a hinge 12 adjacent to the curbstone 6 so as to be able to clean earth and sand clogged in the flow paths 3a and 3b.

図中、１３及び１４は、コンクリート製の縁石６に埋設されるアンカーとしての取手及びロッドである。
本実施形態の排水路によると、深さはアスファルト７の厚みと同じとし、それより下の地面又はコンクリートを掘削することなく、流路３ｂの一部を縁石６下部に延出させたことにより通水面積を増やすことができること、縁石６を含め全体を鋼製としたものと比べ、安価であること、排水路１は、路面と同一レベルをなし、路面より突出していないため、自動車が衝突して損傷することもないこと、排水路は底を有するため、雨水が床版内に侵入することなく確実に排出されるようになること、一方の流路３ａ又は３ｂが目詰まりしたとしても凹溝４を通して他方の流路３ｂ又は３ａに雨水が流入して排出されるようになること、アスファルト７の透水が集水孔９を通して排水路１より排出されるようになることなどの効果を奏する。 In the figure, 13 and 14 are handles and rods as anchors embedded in the concrete curb 6.
According to the drainage channel of the present embodiment, the depth is the same as the thickness of the asphalt 7, and a part of the flow path 3b is extended to the lower part of the curb 6 without excavating the ground or concrete below it. It is possible to increase the water flow area, it is cheaper than the one made entirely of steel including the curbstone 6, and the drainage channel 1 is at the same level as the road surface and does not protrude from the road surface. And the drainage channel has a bottom, so that rainwater can be reliably discharged without entering the floor slab, even if one channel 3a or 3b is clogged. The rainwater flows into the other flow path 3b or 3a through the concave groove 4 and is discharged, and the water permeability of the asphalt 7 is discharged from the drainage channel 1 through the water collecting hole 9. Play.

本発明に係る排水路の平面図。The top view of the drainage channel concerning the present invention. 図１のＡ―Ａ線拡大断面図。The AA line expanded sectional view of FIG. 排水路の一部の斜視図。The perspective view of a part of drainage channel. 蓋部分における排水路の断面図。Sectional drawing of the drainage channel in a cover part.

１・・排水路
２・・仕切り
３ａ、３ｂ・・流路
４・・凹溝
５・・床版
６・・縁石
７・・透水性表層アスファルト
８、９・・集水孔
１１・・蓋
１２・・ヒンジ
１３・・取手
１４・・ロッド

1. Drainage channel
2, partition 3a, 3b, flow path 4, concave groove 5, floor slab 6, curb stone 7, water permeable surface asphalt 8, 9, water collecting hole 11, lid 12, hinge 13・ Handle 14 ・・ Rod

Claims

A drainage channel constructed of a steel or plastic frame body having a water collecting hole on at least the upper surface and the side surface, laid so as to be at the same level as the road surface along the curb of the road shoulder, In the drainage channel formed by extending a part of the frame to the curb lower part, the cross section of the frame is a road surface side flow path by a partition, and a flow path under the curb part of the frame extends from the curb lower part to the road surface side The partition is formed with a water passage groove or hole at the top, and a lid that can be opened and closed by a hinge adjacent to the curb is provided, and each flow path can be cleaned by opening and closing the lid. A drainage channel characterized by that.

The drainage channel according to claim 1, wherein the frame has a rectangular cross section and a bottom.

The frame is installed on the water-impermeable floor slab, and the water-permeable surface layer asphalt is laid on the floor slab so as to be at the same level as the frame. The drainage channel according to claim 1 or 2, characterized by things.