JP3532916B1 - Structure for rainwater storage and infiltration facilities, and rainwater storage and infiltration facilities - Google Patents
Structure for rainwater storage and infiltration facilities, and rainwater storage and infiltration facilitiesInfo
- Publication number
- JP3532916B1 JP3532916B1 JP2003368767A JP2003368767A JP3532916B1 JP 3532916 B1 JP3532916 B1 JP 3532916B1 JP 2003368767 A JP2003368767 A JP 2003368767A JP 2003368767 A JP2003368767 A JP 2003368767A JP 3532916 B1 JP3532916 B1 JP 3532916B1
- Authority
- JP
- Japan
- Prior art keywords
- face plate
- rainwater storage
- storage
- rainwater
- plate member
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Sewage (AREA)
Abstract
【要約】
【課題】優れた機械的強度を有し、組み立て作業が容易
な構造体及び雨水等貯留浸透施設を提供する。
【解決手段】面板部材10の基体部100は扁平状であ
って、相対向して平行する2辺X1、X2、Y1、Y2
を有する。取付部11は、基体部100の隅部に備えら
れ、上記2辺の延長線X0、Y0の交差位置より低い取
付面12を有する。凹溝13は、取付面12において、
基体部100の厚み方向に延びる。連結部材30の基体
部31は板状体であって、取付面12に対応する曲げ形
状を有する。凸部32は、基体部31の両端縁に備えら
れる。面板部材10は、間隔P1を隔て相互に対面して
配置される。面板部材10と、連結部材30とは、凹溝
13と、凸部32との凹凸嵌合により結合される。雨水
等貯留浸透施設は、構造体1と、透水層又は遮水層80
とを含む。透水層又は遮水層80は、構造体1の周囲に
設けられる。An object of the present invention is to provide a structure having excellent mechanical strength and easy assembling work, and a storage and infiltration facility for rainwater or the like. A base portion (100) of a face plate member (10) is flat and has two sides (X1, X2, Y1, Y2) facing and parallel to each other.
Having. The mounting portion 11 is provided at a corner of the base portion 100 and has a mounting surface 12 lower than the intersection of the extension lines X0 and Y0 of the two sides. The concave groove 13 is formed on the mounting surface 12.
It extends in the thickness direction of the base part 100. The base portion 31 of the connecting member 30 is a plate-like body and has a bent shape corresponding to the mounting surface 12. The protrusions 32 are provided at both ends of the base 31. The face plate members 10 are arranged facing each other with an interval P1. The face plate member 10 and the connecting member 30 are coupled by the concave and convex fitting of the concave groove 13 and the convex portion 32. The storage and infiltration facility for rainwater etc. includes the structure 1 and the permeable layer or the impermeable layer 80.
And The water-permeable or water-blocking layer 80 is provided around the structure 1.
Description
【0001】本発明は、雨水等貯留浸透施設用構造体
(以下、構造体と称する)、及び、雨水等貯留浸透施設
に関する。本発明に係る雨水等貯留浸透施設は、雨水等
の貯留施設と、浸透施設との両者を含む。The present invention relates to a rainwater storage / infiltration facility structure (hereinafter referred to as a structure), and a rainwater storage / infiltration facility. The rainwater storage and infiltration facility according to the present invention includes both rainwater storage facility and infiltration facility.
【0002】この種の雨水等貯留浸透施設は、集水した
雨水等の貯留空間として地中に埋設される雨水等貯留施
設と、集水した雨水等を一時的に貯留してのち、地中に
緩やかに浸透させて排出する浸透施設とを含む。雨水等
貯留浸透施設は、雨水等が、河川へ急激に流入すること
により発生する都市型浸水災害を防止する目的や、地下
水を涵養し地盤沈下を抑止する目的で、地中に埋設され
る。[0002] This kind of rainwater storage and infiltration facility is a facility for storing rainwater and the like which is buried underground as a storage space for collected rainwater and the like, and after temporarily storing the collected rainwater and the like, Infiltration facilities that gently infiltrate and discharge. Rainwater storage and infiltration facilities are buried underground for the purpose of preventing urban inundation disasters caused by the rapid inflow of rainwater into rivers and for recharging groundwater to prevent subsidence.
【0003】上述した雨水等貯留浸透施設は、一般に、
何らかの構造体を内蔵している。通常、この種の構造体
は、地中に埋設されるとともに、複数個が縦横に積層配
置されて用いられる。従って、まず、この種の構造体に
要求される特徴としては、雨水等貯留浸透施設の内部に
おいて、土圧等の押圧力や、積み重ねられて生じる構造
体相互間の荷重に十分耐えうる機械的強度を備えている
必要がある。The above-mentioned facility for storing and infiltrating rainwater is generally
Contains some kind of structure. Usually, this type of structure is buried in the ground, and a plurality of such structures are vertically and horizontally stacked and used. Therefore, first of all, the characteristics required for this type of structure are mechanical strength that can sufficiently withstand the pressing force such as earth pressure inside the rainwater storage and infiltration facility and the load between the structures that are accumulated. Must have strength.
【0004】次に、構造体が内蔵される貯留空間には、
家庭用の小規模貯留浸透施設から、公共用または工業用
の大規模貯留浸透施設まで幅広い態様の需要が存在す
る。広い貯留空間を構成しようとする場合、構造体は相
当数が必要となる。そこで、構造体は、製造運搬作業、
組立設置作業を容易に、且、迅速に実行しうることが重
要である。特に、構造体が複数の部材により構成されて
いる場合、組み立て作業を容易に、且、迅速に実行しう
ることが重要である。Next, in the storage space in which the structure is built,
There is a wide range of demand from small scale storage and infiltration facilities for home use to large scale storage and infiltration facilities for public or industrial use. When constructing a large storage space, a considerable number of structures are required. So, the structure is
It is important that the assembly and installation work can be performed easily and quickly. In particular, when the structure is composed of a plurality of members, it is important that the assembling work can be performed easily and quickly.
【0005】構造体について、従来より種々のタイプの
ものが提案され、実用に供されている。特許文献1は、
地面を掘り下げて形成した貯水槽の内部に、合成樹脂製
の構造体を縦横に並べると共に上下に積み重ねて充填
し、貯水槽の上を被覆土で覆った雨水貯溜装置であっ
て、上記の被覆土中に荷重分散用の面状材を1層以上埋
設した雨水貯溜装置を開示している。Conventionally, various types of structures have been proposed and put into practical use. Patent Document 1
A rainwater storage device in which structures made of synthetic resin are arranged vertically and horizontally and stacked vertically and filled in the water tank formed by digging down the ground, and the water tank is covered with covered soil. Disclosed is a rainwater storage device in which one or more layers of load-dispersing sheet materials are buried in the soil.
【0006】特許文献2は、多角柱形をなす外壁形状を
有すると共に、内側に貯水可能な空洞を備え、土中に埋
設可能な硬質樹脂発泡体製の貯水ブロックであって、前
記多角柱形を構成する外壁の一面にかかる面圧を受け止
める外壁面リブと、この外壁面リブに続き前記面圧を分
散可能な斜方リブとを有する貯水ブロックを開示してい
る。[0006] Patent Document 2 is a water storage block made of a hard resin foam, which has an outer wall shape of a polygonal prism shape, has a cavity capable of storing water inside, and can be buried in the soil. Disclosed is a water storage block having an outer wall rib that receives a surface pressure applied to one surface of the outer wall, and an oblique rib that can disperse the surface pressure following the outer wall rib.
【0007】特許文献3は、第1の面板部材と、第2の
面板部材と、少なくとも2つの側板部材と、管リブ材と
を含む雨水貯留浸透槽であって、前記第1の面板部材
は、面内に開孔部を有するとともに、少なくとも相対向
する2辺に互いに対応する凹部及び凸部を有し、前記第
2の面板部材は、少なくとも相対向する2辺に互いに対
応する凹部及び凸部を有し、前記第1の面板部材と対向
して配置され、前記側板部材のそれぞれは、面内に開孔
部を有し、互いに対向して配置され、前記第1及び第2
の面板部材の一面と、凹凸嵌合により結合され、筒状組
立体を構成し、前記管リブ材は、外枠部を有し、外枠部
によって囲まれた面内に管挿通孔を有し、前記筒状組立
体の内部に横切るように配置され、かつ、結合される管
支持体雨水貯留浸透槽を開示している。[0007] Patent Document 3 is a rainwater storage and infiltration tank including a first face plate member, a second face plate member, at least two side plate members, and a pipe rib member, wherein the first face plate member is A concave portion and a convex portion which correspond to each other on at least two sides facing each other, and have a concave portion and a convex portion which correspond to each other on at least two opposite sides. A portion of the side plate member facing each other, each side plate member having an opening in the plane, and facing each other.
Is joined to one surface of the face plate member by concave-convex fitting to form a tubular assembly, and the tube rib member has an outer frame portion, and has a tube insertion hole in a surface surrounded by the outer frame portion. However, there is disclosed a pipe support rainwater storage and infiltration tank which is disposed so as to cross the inside of the tubular assembly and is connected to the pipe support.
【0008】しかし、特許文献1〜3に記載の従来技術
は、いずれも上述した問題点を充分に解決しているとは
いえない。However, none of the conventional techniques described in Patent Documents 1 to 3 have sufficiently solved the above-mentioned problems.
【特許文献1】特開2000−199246号公報[Patent Document 1] Japanese Patent Laid-Open No. 2000-199246
【特許文献2】特開2001−115508号公報[Patent Document 2] Japanese Patent Laid-Open No. 2001-115508
【特許文献3】特開2003−034971号公報[Patent Document 3] Japanese Patent Laid-Open No. 2003-034971
【0009】本発明の課題は、優れた機械的強度を有す
る構造体、及び、雨水等貯留浸透施設を提供することで
ある。An object of the present invention is to provide a structure having excellent mechanical strength and a facility for storing and permeating rainwater and the like.
【0010】本発明のもう一つの課題は、組み立て作業
を容易に実行し得る構造体、及び、雨水等貯留浸透施設
を提供することである。Another object of the present invention is to provide a structure capable of easily performing an assembling operation and a facility for storing and infiltrating rainwater and the like.
【0011】上述した課題を解決するため、本発明に係
る構造体は、複数の面板部材と、複数の連結部材とを含
む。前記面板部材のそれぞれは、基体部と、取付部と、
凹溝とを含む。前記基体部は、扁平状であって、相対向
して平行する2辺を少なくとも2組有している。前記取
付部は、前記基体部の外周の隅部に備えられ、前記相対
向して平行する2辺を延長した線が交差する位置より低
い取付面を有している。前記凹溝は、前記取付面の面内
において、前記基体部の厚み方向に延びている。前記連
結部材のそれぞれは、基体部と、凸部とを含む。前記基
体部は、板状体であって、前記取付面に対応する曲げ形
状を有している。前記凸部は、前記基体部の両端縁に備
えられている。前記複数の面板部材は、間隔を隔てて相
互に対面して配置されている。前記面板部材と、前記連
結部材とは、前記凹溝と、前記凸部との凹凸嵌合により
結合されている。In order to solve the above problems, the structure according to the present invention includes a plurality of face plate members and a plurality of connecting members. Each of the face plate members includes a base portion, a mounting portion,
And a groove. The base portion is flat and has at least two sets of two sides facing each other and parallel to each other. The mounting portion is provided at a corner of the outer periphery of the base portion, and has a mounting surface lower than a position where the lines extending from the two parallel sides facing each other intersect. The groove extends in the thickness direction of the base portion within the surface of the mounting surface. Each of the connecting members includes a base portion and a convex portion. The base body is a plate-like body and has a bent shape corresponding to the mounting surface. The convex portions are provided on both end edges of the base portion. The plurality of face plate members are arranged facing each other with a space therebetween. The face plate member and the connecting member are coupled to each other by the concave groove and the convex portion that are fitted to each other.
【0012】上述したように、雨水等貯留浸透施設用構
造体は、複数の面板部材と、複数の連結部材とを含む。
面板部材のそれぞれは、基体部を含む。基体部は、扁平
状である。したがって、主要な構成部分である面板部材
を、容易に製造することができる。さらに、面板部材
は、軽量であるとともに、嵩張ることのない態様で輸送
することができるから、構造体の輸送コストを低減する
ことができる。As described above, the rainwater storage and infiltration facility structure includes a plurality of face plate members and a plurality of connecting members.
Each of the face plate members includes a base portion. The base portion has a flat shape. Therefore, the face plate member, which is a main component, can be easily manufactured. Further, since the face plate member is lightweight and can be transported in a mode without bulk, the transportation cost of the structure can be reduced.
【0013】しかも、面板部材のそれぞれは、取付部を
含む。取付部は、基体部の外周の隅部に備えられ、相対
向して平行する2辺を延長した線が交差する位置より低
い取付面を有している。連結部材のそれぞれは、基体部
を含む。基体部は、板状体であって、取付面に対応する
曲げ形状を有している。従って、構造体の取付部から、
連結部材が突出するのを防止できるから、構造体の組立
作業が容易になる。Moreover, each of the face plate members includes a mounting portion. The mounting portion is provided at a corner of the outer periphery of the base portion, and has a mounting surface lower than a position where lines extending from two parallel sides facing each other intersect each other. Each of the connecting members includes a base portion. The base portion is a plate-like body and has a bent shape corresponding to the mounting surface. Therefore, from the mounting part of the structure,
Since the connecting member can be prevented from protruding, the work of assembling the structure is facilitated.
【0014】また、面板部材のそれぞれは、凹溝を含
む。凹溝は、取付面の面内において、基体部の厚み方向
に延びている。連結部材のそれぞれは、凸部とを有す
る。凸部は、基体部の両端縁に備えられている。面板部
材と、連結部材とは、凹溝と、凸部との凹凸嵌合により
結合されている。従って、構造体は、その組立作業が迅
速、且、容易に実行することができるとともに、優れた
機械的強度を有する。Further, each of the face plate members includes a concave groove. The groove extends in the thickness direction of the base portion within the surface of the mounting surface. Each of the connecting members has a convex portion. The convex portions are provided on both edges of the base portion. The face plate member and the connecting member are coupled by concave and convex fitting with the concave groove and the convex portion. Therefore, the structure has an excellent mechanical strength while the assembly work can be carried out quickly and easily.
【0015】上述したように、面板部材のそれぞれが凹
溝を有し、連結部材がその端縁に凸部を備える構造によ
ると、構造体は、連結部材の長さ寸法と、面板部材の設
置数、及び、設置間隔を設定することにより、長さ寸法
を自在に変更することができる。さらに、構造体は、面
板部材の寸法により幅及び高さの変更が自在であるか
ら、様々に異なる施工条件に容易に追従し、平面積及び
容積を自在に変更し得る。As described above, according to the structure in which each of the face plate members has the concave groove and the connecting member has the convex portion at the edge thereof, the structure has the length dimension of the connecting member and the installation of the face plate member. By setting the number and the installation interval, the length dimension can be freely changed. Furthermore, since the width and height of the structure can be freely changed according to the dimensions of the face plate member, it is possible to easily follow various different construction conditions and freely change the plane area and volume.
【0016】本発明に係る構造体は、好ましいもう1つ
の態様として、支持片を有する。支持片は、凹凸嵌合構
造であって、連結部材の内面において、長さ方向に間隔
を隔てて平行に配置されている。面板部材は、取付部
が、隣接する支持片の相互間に配置されている。上述し
た構造によると、構造体において、面板部材が、連結部
材の長さ方向へ横滑りするのを防止することができる。
また、面板部材は、支持片により支持されるから、面板
部材相互間の位置決め作業を容易に実行することができ
る。The structure according to the present invention has a supporting piece as another preferred embodiment. The support pieces have a concavo-convex fitting structure, and are arranged parallel to each other on the inner surface of the connecting member at intervals in the length direction. The face plate member has an attachment portion arranged between the adjacent support pieces. According to the structure described above, in the structure, the face plate member can be prevented from sliding sideways in the length direction of the connecting member.
Further, since the face plate members are supported by the support pieces, the positioning work between the face plate members can be easily performed.
【0017】本発明に係る構造体は、好ましいもう1つ
の態様として、凹片と、凸片とを含む。凹片、及び、凸
片のそれぞれは、一方が面板部材の取付部に備えられ、
他方が連結部材に備えられている。面板部材と、連結部
材とは、凹片と、凸片との凹凸嵌合により結合されてい
る。上述した結合構造によると、面板部材が、連結部材
の長さ方向へ横滑りするのを防止することができる。The structure according to the present invention includes, as another preferred aspect, a concave piece and a convex piece. One of the concave piece and the convex piece is provided in the mounting portion of the face plate member,
The other is provided in the connecting member. The face plate member and the connecting member are coupled by concave and convex fitting with a concave piece and a convex piece. According to the above-described coupling structure, the face plate member can be prevented from sliding sideways in the length direction of the connecting member.
【0018】本発明に係る構造体は、透水層又は遮水層
との組み合わせにより、貯留浸透施設を構成する。構造
体は、地中に埋設される。透水層又は遮水層は、構造体
の周囲に設けられる。本発明に係る雨水等貯留浸透施設
は、上述した構造体を含み、その利点を全て有する。The structure according to the present invention constitutes a storage / infiltration facility in combination with a water permeable layer or a water impermeable layer. The structure is buried in the ground. The water permeable layer or the water impermeable layer is provided around the structure. The rainwater storage and infiltration facility according to the present invention includes all of the advantages including the structure described above.
【0019】さらに、構造体において、面板部材のそれ
ぞれは、基体部が扁平状であり、間隔を隔てて相互に対
面して配置されている。このような配置構造によれば、
隣接する面板部材の間に空隙が生じるから、雨水等が空
隙を通じて構造体の内部を円滑に流動することができ
る。また、貯留施設全体としての容積に対する構造体の
占拠率を低く抑え、貯留量を増大させることができる。Further, in the structure, each of the face plate members has a flat base portion, and is arranged so as to face each other with a space therebetween. According to such an arrangement structure,
Since a gap is formed between the adjacent face plate members, rainwater or the like can smoothly flow inside the structure through the gap. Further, it is possible to suppress the occupation rate of the structure with respect to the volume of the storage facility as a whole and increase the storage amount.
【0020】基体部は、相対向して平行する2辺を少な
くとも2組有している。面板部材のそれぞれは、取付部
を含む。取付部は、基体部の外周の隅部に備えられ、相
対向して平行する2辺を延長した線が交差する位置より
低い取付面を有している。連結部材のそれぞれは、基体
部が板状体であって、取付面に対応する曲げ形状を有し
ている。従って、構造体の取付部から連結部材が突出す
るのを防止し、貯留浸透施設において、複数の構造体を
容易に、且、安定して積み重ねることができる。The base portion has at least two sets of two sides facing each other and parallel to each other. Each of the face plate members includes a mounting portion. The mounting portion is provided at a corner of the outer periphery of the base portion, and has a mounting surface lower than a position where lines extending from two parallel sides facing each other intersect each other. In each of the connecting members, the base portion is a plate-shaped body and has a bent shape corresponding to the mounting surface. Therefore, it is possible to prevent the connecting member from projecting from the mounting portion of the structure, and to easily and stably stack a plurality of structures in the storage and permeation facility.
【0021】貯留浸透施設は、透水層又は遮水層を有す
る。透水層又は遮水層は、構造体の周囲に設けられてい
る。透水層を用いた場合は雨水等浸透施設が構成され、
遮水層を用いた場合は雨水等貯留施設が構成される。従
って、貯留浸透施設を容易に設置することができる。The storage and infiltration facility has a permeable layer or an impermeable layer. The water permeable layer or the water impermeable layer is provided around the structure. If a permeable layer is used, a rainwater permeation facility will be constructed,
If an impermeable layer is used, a rainwater storage facility will be constructed. Therefore, the storage and infiltration facility can be easily installed.
【0022】本発明の他の目的、構成及び利点について
は、添付図面を参照し、更に詳しく説明する。添付図面
は、単に、例示に過ぎない。Other objects, structures and advantages of the present invention will be described in more detail with reference to the accompanying drawings. The accompanying drawings are merely exemplary.
【0023】図1は、本発明に係る構造体の斜視図であ
る。図1を参照すると、構造体は、5枚の面板部材10
と、4つの連結部材30とを含む。5枚の面板部材10
は、矢印Lで示す長さ方向に、間隔P1を隔てて相互に
対面して配置されている。面板部材10の枚数及び間隔
P1は例示であって、予想される荷重や、設置空間の規
模に応じて選定される。例えば、構造体は、これに加え
られる荷重が大きくなるほど、機械的強度を確保するた
め単位長さあたりの面板部材10の枚数が増える。従っ
て、間隔P1は狭くなる。FIG. 1 is a perspective view of a structure according to the present invention. Referring to FIG. 1, the structure includes five face plate members 10
And four connecting members 30. Five face plate members 10
Are arranged to face each other with a space P1 in the length direction indicated by arrow L. The number of face plate members 10 and the interval P1 are examples, and are selected according to the expected load and the scale of the installation space. For example, as the load applied to the structure increases, the number of face plate members 10 per unit length increases in order to secure mechanical strength. Therefore, the interval P1 becomes narrow.
【0024】図1に示す構造体に用いられている面板部
材10について、図2乃至図4を参照して説明する。同
様に、図1に示す構造体に用いられている連結部材30
について、図5を参照して説明する。図2は図1に示し
た面板部材10の斜視図、図3は図2の3−3線に沿っ
た断面図、図4は図3に示した面板部材の別の実施例の
構造を示す断面図である。図2乃至図4を参照すると、
図1に示した面板部材10のそれぞれは、基体部100
と、取付部11と、凹溝13とを含む。The face plate member 10 used in the structure shown in FIG. 1 will be described with reference to FIGS. 2 to 4. Similarly, the connecting member 30 used in the structure shown in FIG.
Will be described with reference to FIG. 2 is a perspective view of the face plate member 10 shown in FIG. 1, FIG. 3 is a sectional view taken along line 3-3 of FIG. 2, and FIG. 4 shows the structure of another embodiment of the face plate member shown in FIG. FIG. Referring to FIGS. 2 to 4,
Each of the face plate members 10 shown in FIG.
And a mounting portion 11 and a groove 13.
【0025】面板部材10は、好ましくは合成樹脂材料
でなる。用いられる合成樹脂材料としては、成形容易
性、加工容易性、及び、組み立て容易性の観点から、ポ
リプロピレン(PP)、またはポリ塩化ビニル(PV
C)等が一般的である。The face plate member 10 is preferably made of a synthetic resin material. The synthetic resin material used is polypropylene (PP) or polyvinyl chloride (PV) from the viewpoint of moldability, processability, and assembly ease.
C) and the like are common.
【0026】基体部100は、扁平形状であって、好ま
しくは平面正方形形状に成形されている。より詳細に説
明すると、基体部100は、相対向して平行する2辺X
1、X2及びY1、Y2の少なくとも2組有しするとと
もに、外枠部101と、内板部102とを含む。内板部
102は、扁平状である。外枠部101は、内板部10
2より厚みが大きく、その内周面において厚みの中間部
に内板部102が設けられている。基体部100は、断
面H形状を有する。(図3参照)。面板部材10は、厚
みの異なる外枠部101と、内板部102とを含み、断
面H形状を有することにより、機械的強度を確保しつ
つ、軽量化を図っている。The base portion 100 has a flat shape, and is preferably formed in a square shape in a plane. More specifically, the base 100 has two sides X facing each other and parallel to each other.
It has at least two sets of 1, X2 and Y1, Y2, and includes an outer frame portion 101 and an inner plate portion 102. The inner plate portion 102 has a flat shape. The outer frame portion 101 is the inner plate portion 10
The thickness is greater than 2, and the inner plate portion 102 is provided at the middle portion of the thickness on the inner peripheral surface thereof. The base portion 100 has an H-shaped cross section. (See Figure 3). The face plate member 10 includes an outer frame portion 101 and an inner plate portion 102 having different thicknesses and has an H-shaped cross section to ensure mechanical strength and reduce weight.
【0027】取付部11は、基体部100、または、外
枠部101の外周の隅部に備えられ、相対向して平行す
る2辺X1、X2及びY1、Y2を延長した線X0、Y
0が交差する位置より低い取付面12を有している。凹
溝13は、取付面12の面内において、基体部100の
厚み方向に延びている。The mounting portion 11 is provided at a corner portion of the outer periphery of the base portion 100 or the outer frame portion 101, and has two lines X1, X2 facing each other and parallel to each other, and lines X0, Y extending from Y1, Y2.
It has a mounting surface 12 which is lower than the position where 0 intersects. The groove 13 extends in the thickness direction of the base 100 within the surface of the mounting surface 12.
【0028】さらに、図示する面板部材10は、複数の
リブ15を有する。リブ15のそれぞれは、基体部10
0の面内であって、内板部102の両面に備えられ、
且、一端が外枠部101に接続する。リブ15は、基体
部100の成形時に一体的に成形されてもよいし、基体
部100の成形後に付加されてもよい。Further, the illustrated face plate member 10 has a plurality of ribs 15. Each of the ribs 15 has a base portion 10.
Provided on both sides of the inner plate portion 102 within the plane of 0,
Moreover, one end is connected to the outer frame portion 101. The ribs 15 may be integrally formed at the time of molding the base portion 100, or may be added after the base portion 100 is molded.
【0029】図3を参照すると、面板部材10は、内板
部102が、基体部100の厚みの中間部分に設置され
ている。内板部102は、外枠部101及び隣接するリ
ブ15それぞれを結合されている。上述した構造による
と、面板部材10は、基体部100が薄型化または軽量
化されたとしても、優れた機械的強度を確保することが
できる。Referring to FIG. 3, in the face plate member 10, the inner plate portion 102 is installed in the middle portion of the thickness of the base portion 100. The inner plate portion 102 is connected to the outer frame portion 101 and the adjacent ribs 15, respectively. According to the structure described above, the face plate member 10 can ensure excellent mechanical strength even if the base portion 100 is made thin or lightweight.
【0030】また、図4を参照すると、外枠部101
は、その内周面において厚みの中間部以外の部分に内板
部102が設けられており、且、リブ15は内板部10
2の一方面上に備えられる。リブ15は、面板部材10
の軽量化に際し、機械的強度を確保するために備えられ
るから、必ずしも、内板部102の両面に設ける必要は
ない。Further, referring to FIG. 4, the outer frame portion 101
Is provided with an inner plate portion 102 on a portion other than the middle portion of the thickness on the inner peripheral surface thereof, and the ribs 15 are provided on the inner plate portion 10.
2 on one side. The rib 15 is a face plate member 10.
Since it is provided to secure the mechanical strength when the weight is reduced, it is not always necessary to provide it on both surfaces of the inner plate portion 102.
【0031】さらに、基体部100は必ずしも平面正方
形形状に限定されない。相対向して平行する2辺X1、
X2及びY1、Y2の少なくとも2組を有するものであ
れば、基体部100は、長方形であってもよいし、八角
形等の多角形形状であってもよい。さらに、基体部10
0は、円形形状をとることも出来る(後述図18参
照)。Further, the base portion 100 is not necessarily limited to the planar square shape. Two sides X1 facing each other and parallel to each other,
The base portion 100 may have a rectangular shape or a polygonal shape such as an octagon as long as it has at least two sets of X2 and Y1 and Y2. Further, the base portion 10
0 can also have a circular shape (see FIG. 18 described later).
【0032】図5は、図1に示した連結部材30の斜視
図である。図5を参照すると、連結部材は、所謂コーナ
ーアングル材である。アングル材を用いる利点は、複数
の取付面12を一つの部材により結合することで、特に
ねじれ方向に発生する押し圧力に対する機械的強度を向
上する点と、結合作業が容易である点にある。FIG. 5 is a perspective view of the connecting member 30 shown in FIG. Referring to FIG. 5, the connecting member is a so-called corner angle member. The advantage of using the angle member is that the plurality of mounting surfaces 12 are joined by a single member to improve the mechanical strength particularly against the pressing force generated in the twisting direction, and the joining work is easy.
【0033】連結部材は、基体部31と、凸部32とを
含む。基体部31は、板状体であって、図2に示した面
板部材10の取付面12に対応する曲げ形状を有してい
る。凸部32は、基体部31の両端縁に備えられてい
る。The connecting member includes a base portion 31 and a convex portion 32. The base portion 31 is a plate-like body and has a bent shape corresponding to the mounting surface 12 of the face plate member 10 shown in FIG. The protrusions 32 are provided on both end edges of the base 31.
【0034】連結部材は、好ましくは合成樹脂材料でな
る。用いられる合成樹脂材料としては、成形容易性、加
工容易性、及び、組み立て容易性の観点から、ポリプロ
ピレン(PP)、またはポリ塩化ビニル(PVC)等が
一般的である。The connecting member is preferably made of a synthetic resin material. As the synthetic resin material used, polypropylene (PP), polyvinyl chloride (PVC), or the like is generally used from the viewpoint of moldability, processability, and ease of assembly.
【0035】図示する連結部材は、支持片33を有す
る。支持片33は、連結部材の内面において、矢印Lで
示す長さ方向に間隔P2を隔てて平行に配置されてい
る。隣接する支持片33の間隔P3は、図1乃至図4に
示した面板部材10の厚み寸法に対応して設定される。The illustrated connecting member has a support piece 33. The support pieces 33 are arranged parallel to each other on the inner surface of the connecting member with a space P2 in the length direction indicated by the arrow L. The interval P3 between the adjacent support pieces 33 is set corresponding to the thickness dimension of the face plate member 10 shown in FIGS.
【0036】上述した支持片33は凹凸嵌合構造であ
る。即ち、面板部材10は、取付部11が、隣接する支
持片33の相互間P3に配置される。連結部材は、間隔
P3において、隣接する2つの支持片33が取付部11
を挟む構造により、面板部材10が連結部材の長さ方向
へ横滑りするのを防止する。また、複数の面板部材10
は間隔P2を隔てて相互に対面するように配置されるか
ら、図示する連結部材を構造体に用いた場合、複数の面
板部材10の位置決め、又は、配置を自在に調節でき
る。The above-mentioned support piece 33 has an uneven fitting structure. That is, in the face plate member 10, the mounting portion 11 is arranged in the space P3 between the adjacent support pieces 33. In the connecting member, two adjacent support pieces 33 are attached to the mounting portion 11 at the interval P3.
With the structure sandwiching, the face plate member 10 is prevented from sliding sideways in the length direction of the connecting member. In addition, a plurality of face plate members 10
Are arranged so as to face each other with a space P2 therebetween, so that when the illustrated connecting member is used in the structure, the positioning or arrangement of the plurality of face plate members 10 can be freely adjusted.
【0037】但し、面板部材10と、連結部材との結合
には、上述した凹凸嵌合の他に、例えば、接着剤を塗布
する等の方法を併用することもできる。However, in order to connect the face plate member 10 and the connecting member, a method such as applying an adhesive may be used in addition to the above-described concave and convex fitting.
【0038】図6は図1に示した構造体の組み立て構造
図、図7は図6に示した構造体の結合構造を示す一部拡
大斜視図である。図7を参照すると、面板部材10と、
連結部材30とは、凹溝13と、凸部32との凹凸嵌合
により結合されている。FIG. 6 is an assembly structure diagram of the structure shown in FIG. 1, and FIG. 7 is a partially enlarged perspective view showing a joint structure of the structures shown in FIG. Referring to FIG. 7, a face plate member 10 and
The connecting member 30 is coupled to the concave groove 13 and the convex portion 32 by concave and convex fitting.
【0039】上述した構造によると、雨水等貯留浸透施
設用構造体は、複数の面板部材10と、複数の連結部材
30とを含む。面板部材10のそれぞれは、基体部10
0を含む。基体部100は、扁平状である。従って、面
板部材10は、貯留浸透施設に用いられた場合に、貯留
空間内における占拠率を低く抑えることができる。ま
た、面板部材10は、プレス成形の可能な扁平形状を有
するから、構造体は、主要な構成部分である面板部材1
0を容易に製造できる。さらに、面板部材10は、軽量
であるとともに、嵩張ることのない態様で輸送すること
ができから、構造体の輸送コストを低減することができ
る。According to the above-mentioned structure, the rainwater storage / infiltration facility structure includes a plurality of face plate members 10 and a plurality of connecting members 30. Each of the face plate members 10 has a base portion 10
Including 0. The base portion 100 has a flat shape. Therefore, the face plate member 10 can suppress the occupation rate in the storage space to be low when used in the storage permeation facility. Further, since the face plate member 10 has a flat shape that can be press-molded, the structure body is the main component part of the face plate member 1.
0 can be easily manufactured. Further, since the face plate member 10 is lightweight and can be transported in a mode without bulk, the transportation cost of the structure can be reduced.
【0040】面板部材10のそれぞれは、凹溝13を含
む。凹溝13は、取付面12の面内において、基体部1
00の厚み方向に延びている。連結部材30のそれぞれ
は、凸部32とを有する。凸部32は、基体部100の
両端縁に備えられている。面板部材10と、連結部材3
0とは、凹溝13と、凸部32との凹凸嵌合により結合
されている。従って、構造体は、その組立作業が迅速、
且、容易に実行することができるとともに、優れた機械
的強度を有する。Each of the face plate members 10 includes a concave groove 13. The recessed groove 13 is formed on the mounting surface 12 within the surface of the base portion 1.
00 in the thickness direction. Each of the connecting members 30 has a convex portion 32. The protrusions 32 are provided on both edges of the base 100. Face plate member 10 and connecting member 3
0 is coupled by the concave groove 13 and the convex portion 32 by concave and convex fitting. Therefore, the structure is quick to assemble,
Moreover, it can be easily carried out and has excellent mechanical strength.
【0041】また、面板部材10のそれぞれが凹溝13
を有し、連結部材30がその端縁に凸部32を備える構
造によると、構造体は、連結部材30の長さ寸法と、面
板部材10の設置数、及び、設置間隔を設定することに
より、長さ寸法を自在に変更することができる。さら
に、構造体は、面板部材10の寸法により幅及び高さの
変更が自在であるから、様々に異なる施工条件に容易に
追従し、平面積及び容積を自在に変更し得る。Further, each of the face plate members 10 has a groove 13
According to the structure in which the connecting member 30 has the convex portion 32 on the edge thereof, the structure has the length dimension of the connecting member 30, the number of the face plate members 10 installed, and the installation interval. The length dimension can be changed freely. Furthermore, since the width and height of the structure can be freely changed depending on the size of the face plate member 10, it is possible to easily follow various different construction conditions and freely change the plane area and volume.
【0042】しかも、面板部材10のそれぞれは、取付
部11を含む。取付部11は、基体部100の外周の隅
部に備えられ、相対向して平行する2辺X1、X2及び
Y1、Y2を延長した線X0、Y0が交差する位置より
低い取付面12を有している。連結部材30のそれぞれ
は、基体部100を含む。基体部100は、板状体であ
って、取付面12に対応する曲げ形状を有している。従
って、構造体の取付部11から、連結部材30が突出す
るのを防止できるから、構造体の組立作業が容易にな
る。Moreover, each of the face plate members 10 includes a mounting portion 11. The mounting portion 11 is provided at a corner of the outer periphery of the base portion 100, and has a mounting surface 12 lower than a position where two lines X1, X2 facing each other and extending parallel to the lines X0, Y0 extending from Y1, Y2 intersect. is doing. Each of the connecting members 30 includes a base portion 100. The base portion 100 is a plate-like body and has a bent shape corresponding to the mounting surface 12. Therefore, it is possible to prevent the connecting member 30 from protruding from the mounting portion 11 of the structure, so that the assembly work of the structure is facilitated.
【0043】さらに、図示する構造体において、連結部
部材30は、支持片33を有する。支持片33は、凹凸
嵌合構造であって、連結部材30の内面において、長さ
方向に間隔P2を隔てて平行に配置されている。面板部
材10は、取付部11が、隣接する支持片33の相互間
P3に配置されている。上述した構造によると、構造体
は、面板部材10が、連結部材30の長さ方向へ横滑り
するのを防止することができる。また、構造体におい
て、面板部材10は、隣接する支持片33により間隔P
2を隔てて支持されるから、面板部材10相互間の位置
決め作業を容易に実行することができる。Further, in the illustrated structure, the connecting member 30 has a supporting piece 33. The support pieces 33 have a concavo-convex fitting structure, and are arranged in parallel on the inner surface of the connecting member 30 at intervals P2 in the length direction. In the face plate member 10, the mounting portion 11 is arranged in the space P3 between the adjacent support pieces 33. According to the above-described structure, the structure can prevent the face plate member 10 from sliding sideways in the length direction of the connecting member 30. Further, in the structure, the face plate member 10 is separated by the space P between the adjacent support pieces 33.
Since they are supported apart from each other, the positioning work between the face plate members 10 can be easily performed.
【0044】図8は、本発明に係る構造体の別の実施例
を示す斜視図である。図1乃至図7で述べたように、構
造体1は優れた機械的強度を有するから、複数個を矢印
Tで示す高さ方向に容易に積み重ねることができる。FIG. 8 is a perspective view showing another embodiment of the structure according to the present invention. As described in FIGS. 1 to 7, since the structure 1 has excellent mechanical strength, a plurality of structures can be easily stacked in the height direction indicated by the arrow T.
【0045】また、面板部材10は、少なくとも2辺X
1、X2及びY1、Y2が相対向して平行するから、複
数の構造体1矢印Lで示す長さ方向、矢印Wで示す幅方
向に安定して配置することができる。同様に、構造体1
は、複数個が設置空間内に積み重ねられた場合であって
も、安定した配置姿勢を維持することができる。The face plate member 10 has at least two sides X
Since 1, X2 and Y1, Y2 face each other and are parallel to each other, the plurality of structures 1 can be stably arranged in the length direction indicated by the arrow L and the width direction indicated by the arrow W. Similarly, structure 1
Can maintain a stable arrangement posture even when a plurality of them are stacked in the installation space.
【0046】従って、構造体1は、様々に異なる施工条
件に容易に追従し、平面積及び容積を自在に変更し得
る。Therefore, the structure 1 can easily follow various different construction conditions and can freely change the plane area and the volume.
【0047】さらに、構造体1は軽量であるから、上述
した設置作業を容易に実行することができる。構造体1
を用いることにより、様々な需要に応じた雨水等貯留浸
透空間を迅速に提供することができる。Further, since the structure 1 is lightweight, the above-mentioned installation work can be easily performed. Structure 1
By using, it is possible to rapidly provide a storage and infiltration space for storing rainwater and the like according to various demands.
【0048】上述した構造体は、透水層又は遮水層の何
れかの組み合わせにより、雨水等貯留施設、又は雨水等
貯留浸透施設を構成する。図9は本発明に係る貯留浸透
施設の断面図である。図示する貯留浸透施設は、構造体
1と、透水層80とを含む。構造体1は、図1乃至図8
を参照して説明したものである。従って、図1乃至図8
の説明で述べた全ての利点が、上述した貯留浸透施設で
も得られることは明らかである。図示する構造体1は、
複数個が用いられ、地中に埋設されている。70はグラ
ンドラインを示す。The above-mentioned structure constitutes a rainwater storage facility or a rainwater storage permeation facility by combining either the permeable layer or the impermeable layer. FIG. 9 is a sectional view of a storage and infiltration facility according to the present invention. The illustrated storage and infiltration facility includes the structure 1 and a water permeable layer 80. The structure 1 is shown in FIGS.
It was explained with reference to. Therefore, FIGS.
It is clear that all the advantages mentioned in the explanation above can be obtained in the storage and infiltration facility mentioned above. The structure 1 shown is
Several are used and are buried underground. 70 indicates a ground line.
【0049】図示する貯留浸透施設において、構造体1
は、側板50を含む。側板50は、上下に隣接する構造
体1の相互間に配置されている。側板50は、平面長方
形形状の板状体であって、好ましくは面板部材10及び
連結部材30と同様に合成樹脂材料でなり、且、構造体
1の形状に合わせて成形されている。上述した構造によ
ると、構造体1は、複数が積み重ねられて用いられた場
合であっても、相互に安定した配置姿勢をとることがで
きるとともに、優れた機械的強度を有する。同様に、構
造体1は、相互に安定した配置姿勢をとることができる
から配置作業が容易になる。In the illustrated storage and infiltration facility, the structure 1
Includes a side plate 50. The side plates 50 are arranged between the vertically adjacent structures 1. The side plate 50 is a planar rectangular plate-like body, preferably made of a synthetic resin material like the face plate member 10 and the connecting member 30, and is molded in conformity with the shape of the structure 1. According to the structure described above, the structures 1 can take stable arrangement postures and have excellent mechanical strength even when a plurality of the structures 1 are stacked and used. Similarly, the structures 1 can take stable arrangement postures with respect to each other, which facilitates the arrangement work.
【0050】図示からは必ずしも明らかではないが、側
板50は、組み合わされた複数の構造体1の最外周面に
も設置されている。複数の構造体1の最外周面を被覆す
る側板50は、土圧等の押し圧力から構造体1を保護す
るとともに、構造体1の内部に土砂や、異物等が侵入す
るのを防止する。Although not clear from the drawing, the side plate 50 is also installed on the outermost peripheral surface of the plurality of combined structures 1. The side plate 50 that covers the outermost peripheral surfaces of the plurality of structures 1 protects the structures 1 from a pressing force such as earth pressure, and at the same time prevents earth and sand and foreign substances from entering the inside of the structures 1.
【0051】構造体1の上部には、好ましくは保護層6
0が設けられる。保護層60は、通常、土、砂利、コン
クリート、または、アスファルト等を含み、主に地表面
からの押圧力、または、衝撃から構造体1を保護する。A protective layer 6 is preferably formed on the structure 1.
0 is provided. The protective layer 60 usually contains soil, gravel, concrete, asphalt, or the like, and mainly protects the structure 1 from a pressing force from the ground surface or an impact.
【0052】透水層80は、通常、不織布等の周知の透
水性素材を含み、設置穴の内壁面と、構造体1の外周面
との間に設けられる。透水層80は、施設内部に対する
異物混入を防止すると共に、貯留された雨水等の排出部
として機能する。これに対し、貯留浸透施設が貯留施設
である場合、遮水層80が備えられる。これは、雨水等
の貯留を主目的としていることに起因する。The water-permeable layer 80 usually contains a well-known water-permeable material such as nonwoven fabric, and is provided between the inner wall surface of the installation hole and the outer peripheral surface of the structure 1. The water permeable layer 80 prevents foreign matter from entering the inside of the facility, and also functions as a discharge part for stored rainwater and the like. On the other hand, when the storage infiltration facility is a storage facility, the impermeable layer 80 is provided. This is because the main purpose is to store rainwater.
【0053】図示する貯留浸透施設は、流入/流出管9
0を含む。流入/流出管90は、一般に、別異の装置で
集水した雨水等を、貯留浸透施設内に注入する機能、及
び、必要に応じて貯留中の雨水等を施設外へ排出する機
能を有する。The storage / infiltration facility shown in the figure has an inflow / outflow pipe 9
Including 0. The inflow / outflow pipe 90 generally has a function of injecting rainwater collected by a different device into the storage infiltration facility, and a function of discharging rainwater in storage out of the facility as needed. .
【0054】上述したように、構造体1において、面板
部材10のそれぞれは、基体部100が扁平状であり、
間隔P2を隔てて相互に対面して配置されている。この
ような配置構造によれば、隣接する面板部材10の間に
空隙が生じるから、雨水等が空隙を通じて構造体1の内
部を円滑に流動することができる。また、貯留施設全体
としての容積に対する構造体1の占拠率を低く抑え、貯
留量を増大させることができる。As described above, in the structure 1, in each of the face plate members 10, the base portion 100 has a flat shape,
They are arranged to face each other with a space P2 therebetween. According to such an arrangement structure, a gap is formed between the adjacent face plate members 10, so that rainwater or the like can smoothly flow inside the structure 1 through the gap. Further, the occupation rate of the structure 1 with respect to the volume of the entire storage facility can be suppressed to be low, and the storage amount can be increased.
【0055】基体部100は、相対向して平行する2辺
X1、X2及びY1、Y2を少なくとも2組有してい
る。面板部材10のそれぞれは、取付部11を含む。取
付部11は、基体部100の外周の隅部に備えられ、相
対向して平行する2辺X1、X2及びY1、Y2を延長
した線が交差する位置より低い取付面12を有してい
る。連結部材30のそれぞれは、基体部31を含む。基
体部100は、板状体であって、取付面12に対応する
曲げ形状を有している。従って、構造体は取付部11か
ら連結部材30が突出することを防止できるから、構造
体の組立作業が容易になる。また、基体部100は相対
向して平行する2辺X1、X2及びY1、Y2を少なく
とも2組有するから、貯留浸透施設において、複数の構
造体を容易に、且、安定して積み重ねることができる。The base portion 100 has at least two sets of two sides X1 and X2 and Y1 and Y2 which face each other and are parallel to each other. Each of the face plate members 10 includes a mounting portion 11. The mounting portion 11 is provided at a corner portion on the outer periphery of the base portion 100, and has a mounting surface 12 lower than a position where lines extending from opposite two parallel sides X1, X2 and Y1, Y2 intersect. . Each of the connecting members 30 includes a base portion 31. The base portion 100 is a plate-like body and has a bent shape corresponding to the mounting surface 12. Therefore, the structure can prevent the connecting member 30 from projecting from the mounting portion 11, and the assembling work of the structure becomes easy. Further, since the base portion 100 has at least two sets of two sides X1, X2 and Y1, Y2 which are opposed to each other and are parallel to each other, a plurality of structures can be easily and stably stacked in the storage and permeation facility. .
【0056】特に、広い貯留空間を構成しようとする場
合、大量の面板部材10を容易に組立てすることにより
様々に異なる施工条件に対して平面積及び容積を自在に
変更し、容易に追従することができる。In particular, when a large storage space is to be constructed, it is possible to easily assemble a large number of face plate members 10 to freely change the plane area and volume for various different construction conditions and easily follow them. You can
【0057】また、構造体1は、アングル材として図示
する連結部材30を用いているから、複数の取付面12
を一つの部材により結合し、特にねじれ方向に発生する
押し圧力に対する機械的強度を向上することができる。Further, since the structure 1 uses the connecting member 30 shown as an angle member, the plurality of mounting surfaces 12 are attached.
Can be joined by one member, and the mechanical strength against the pressing force generated in the twist direction can be improved.
【0058】面板部材10のそれぞれは、凹溝13を含
む。凹溝13は、取付面12の面内において、基体部1
00の厚み方向に延びている。連結部材30のそれぞれ
は、凸部32とを有する。凸部32は、基体部31の両
端縁に備えられている。面板部材10と、連結部材30
とは、凹溝13と、凸部32との凹凸嵌合により結合さ
れている。従って、構造体は、その組立作業が迅速、
且、容易に実行することができるとともに、優れた機械
的強度を有する。上述したように、面板部材10のそれ
ぞれが凹溝13を有し、連結部材30が基体部31の端
縁に凸部32を備える構造によると、構造体は、連結部
材30の長さ寸法と、面板部材10の設置数、及び、設
置間隔を設定することにより、長さ寸法を自在に変更す
ることができる。さらに、構造体1は、面板部材10の
寸法により幅及び高さの変更が自在であるから、様々に
異なる施工条件に容易に追従し、平面積及び容積を自在
に変更し得る。Each of the face plate members 10 includes a concave groove 13. The recessed groove 13 is formed on the mounting surface 12 within the surface of the base portion 1.
00 in the thickness direction. Each of the connecting members 30 has a convex portion 32. The protrusions 32 are provided on both end edges of the base 31. Face plate member 10 and connecting member 30
And are connected by concave and convex fitting of the concave groove 13 and the convex portion 32. Therefore, the structure is quick to assemble,
Moreover, it can be easily carried out and has excellent mechanical strength. As described above, according to the structure in which each of the face plate members 10 has the concave groove 13 and the connecting member 30 includes the convex portion 32 at the end edge of the base portion 31, the structure has a length dimension of the connecting member 30. The length dimension can be freely changed by setting the number of face plate members 10 to be installed and the installation interval. Furthermore, since the width and height of the structure 1 can be freely changed according to the size of the face plate member 10, it is possible to easily follow various different construction conditions and freely change the plane area and the volume.
【0059】構造体は、支持片33を有する。支持片3
3は、凹凸嵌合構造であって、連結部材30の内周面に
おいて、長さ方向に間隔を隔てて平行に配置されてい
る。面板部材10は、取付部11が、隣接する支持片3
3の相互間に配置されている。上述した構造によると、
構造体において、面板部材10が、連結部材30の長さ
方向へ横滑りするのを防止しうる。また、面板部材10
は、支持片33により支持されるから、面板部材10相
互間の位置決め作業を容易に実行することができる。The structure has a support piece 33. Support piece 3
Denoted at 3 is a concavo-convex fitting structure, which is arranged in parallel on the inner peripheral surface of the connecting member 30 at intervals in the length direction. In the face plate member 10, the mounting portion 11 is adjacent to the supporting piece 3
It is arranged between the three. According to the above structure,
In the structure, the face plate member 10 can be prevented from sliding sideways in the length direction of the connecting member 30. In addition, the face plate member 10
Is supported by the support piece 33, so that the positioning work between the face plate members 10 can be easily performed.
【0060】図10は本発明に係る構造体の結合構造に
ついて別の実施例を示す分解構造図、図11は図10に
示した構造体の結合状態を示す一部拡大斜視図である。
図10及び図11に示す構造体は、図1乃至図9を参照
して説明したものである。従って、図1乃至図9の説明
で述べた全ての利点が、上述した貯留浸透施設でも得ら
れることは明らかである。FIG. 10 is an exploded structural view showing another embodiment of the joint structure of structures according to the present invention, and FIG. 11 is a partially enlarged perspective view showing the joint state of the structures shown in FIG.
The structure shown in FIGS. 10 and 11 has been described with reference to FIGS. 1 to 9. Therefore, it is clear that all the advantages described in the description of FIGS. 1 to 9 can be obtained in the above-mentioned storage and infiltration facility.
【0061】図10及び図11に示す構造体は、さらに
凹片41と、凸片42とを含む。凹片41は連結部材3
0の基体31の端縁に備えられ、凸片42は面板部材1
0の取付部11に備えられている。面板部材10と、連
結部材30とは、凹片41と、凸片42との凹凸嵌合に
より結合されている。上述した結合構造によると、面板
部材10が、連結部材30の長さ方向へ横滑りするのを
防止することができる。The structure shown in FIGS. 10 and 11 further includes a concave piece 41 and a convex piece 42. The concave piece 41 is the connecting member 3
0 is provided on the edge of the base 31 and the convex piece 42 is the face plate member 1.
It is provided in the mounting portion 11 of 0. The face plate member 10 and the connecting member 30 are coupled to each other by concave-convex fitting of the concave piece 41 and the convex piece 42. According to the above-described coupling structure, the face plate member 10 can be prevented from sliding sideways in the length direction of the connecting member 30.
【0062】図からは明らかではないが、図10及び図
12に示す構造体は、連結部材30が支持片33を有す
る構造を有することも出来る(図5参照)。Although not apparent from the drawing, the structures shown in FIGS. 10 and 12 may have a structure in which the connecting member 30 has the support piece 33 (see FIG. 5).
【0063】図12は本発明に係る構造体の結合構造に
ついて更に別の実施例を示す分解構造図、図13は図1
2に示した構造体の結合状態を示す一部拡大斜視図であ
る。図12及び図13に示す構造体は、図11及び図1
2と同様に、凹片41と、凸片42とを含む。但し、凹
片41は面板部材10の取付部11に備えられ、凸片4
2は連結部材30の基体31の端縁に備えられている。
面板部材10と、連結部材30とは、凹片41と、凸片
42との凹凸嵌合により結合されている。上述した結合
構造によっても、面板部材10が、連結部材30の長さ
方向へ横滑りするのを防止することができる。FIG. 12 is an exploded structural view showing still another embodiment of the bonding structure of the structure according to the present invention, and FIG. 13 is FIG.
It is a partially expanded perspective view which shows the combined state of the structure shown in FIG. The structure shown in FIGS. 12 and 13 is similar to that shown in FIGS.
Similar to 2, it includes a concave piece 41 and a convex piece 42. However, the concave piece 41 is provided in the mounting portion 11 of the face plate member 10, and the convex piece 4
2 is provided on the edge of the base 31 of the connecting member 30.
The face plate member 10 and the connecting member 30 are coupled to each other by concave-convex fitting of the concave piece 41 and the convex piece 42. Also by the above-described coupling structure, the face plate member 10 can be prevented from sliding sideways in the length direction of the connecting member 30.
【0064】図14は本発明に係る構造体の別の実施例
を示す斜視図、図15は図14に示した構造体に用いら
れている面板部材の斜視図、図16は図15の16−1
6線に沿った断面図である。図14に示す構造体、及
び、図15及び図16に示す面板部材に関し、図1乃至
図13に示す構造体及び面板部材の構造と重複する部分
については、同一の参照符号を付し説明を省略する。図
14乃至図16に示す面板部材は、図1乃至図13に示
す面板部材とは開孔部16を有する点で異なる。FIG. 14 is a perspective view showing another embodiment of the structure according to the present invention, FIG. 15 is a perspective view of a face plate member used in the structure shown in FIG. 14, and FIG. 16 is 16 of FIG. -1
It is sectional drawing which followed the 6 line. Regarding the structure shown in FIG. 14 and the face plate member shown in FIGS. 15 and 16, the same reference numerals are given to the portions overlapping with the structures of the structure and the face plate member shown in FIGS. Omit it. The face plate member shown in FIGS. 14 to 16 is different from the face plate member shown in FIGS. 1 to 13 in that it has an opening 16.
【0065】開孔部16は、基体部100の面内に設け
られており、孔160を有する。孔160は、面板部材
10の一面側から他面側に貫通している。従って、面板
部材10は、総重量を軽量化することができる。The opening 16 is provided in the surface of the base 100 and has a hole 160. The hole 160 penetrates from one surface side of the face plate member 10 to the other surface side. Therefore, the face plate member 10 can reduce the total weight.
【0066】また、図示する孔160は略真円状であ
る。孔160が略真円状である構造によると、面板部材
10にいかなる方向から押し圧力が加えられたとして
も、これを分散して支持することができる。従って、面
板部材10は、総重量の軽量化とともに、優れた機械的
強度を有する。Further, the hole 160 shown in the figure is substantially circular. According to the structure in which the holes 160 are substantially circular, even if a pressing force is applied to the face plate member 10 from any direction, it can be dispersed and supported. Therefore, the face plate member 10 has excellent mechanical strength as well as a reduction in total weight.
【0067】さらに、孔160の寸法を1500mm程
度に設定することにより、構造体1の保守管理を容易に
行うことができる。Further, by setting the size of the hole 160 to about 1500 mm, the maintenance of the structure 1 can be easily performed.
【0068】さらに、図示する内板部102は、その面
内には貫通孔17が備えられている。貫通孔17を設け
ることにより、更なる軽量化と、面板部材10が後述す
る貯留浸透施設に用いられた場合に貯水効率の向上する
ことができる。貫通孔17のそれぞれは、リブ15によ
り区画される内板部102の全面内に渡って備えること
もできる。Furthermore, the illustrated inner plate portion 102 is provided with a through hole 17 in its surface. By providing the through hole 17, it is possible to further reduce the weight and improve the water storage efficiency when the face plate member 10 is used in a storage permeation facility described later. Each of the through holes 17 can be provided over the entire surface of the inner plate portion 102 defined by the rib 15.
【0069】図15を参照すると、内板部102は、基
体部100の厚みの中間部分に設置されており、開孔部
16、基体部100及び複数の隣接するリブ15それぞ
れに結合されている。Referring to FIG. 15, the inner plate portion 102 is installed in the middle portion of the thickness of the base portion 100, and is connected to each of the opening portion 16, the base portion 100 and a plurality of adjacent ribs 15. .
【0070】また、複数のリブ15のそれぞれは、一端
が基体部100の外枠部110に接続するとともに、他
端が開孔部16に接続する構造を含む。リブ15は、面
板部材10の成形時に一体的に成形されてもよいし、面
板部材10成形後に付加されてもよい。上述した構造に
よると、面板部材10は優れた機械的強度を有するとと
もに、内板部102は開孔部16、基体部100及び隣
接するリブ15よりも薄型であるから、面板部材10を
軽量化することができる。但し、図4に示したように、
内板部102の一面側のみにリブ15を備えることもで
きる。Further, each of the plurality of ribs 15 includes a structure in which one end is connected to the outer frame portion 110 of the base portion 100 and the other end is connected to the opening portion 16. The ribs 15 may be integrally formed when the face plate member 10 is formed, or may be added after the face plate member 10 is formed. According to the above-described structure, the face plate member 10 has excellent mechanical strength, and the inner plate portion 102 is thinner than the opening portion 16, the base portion 100 and the adjacent ribs 15, so that the face plate member 10 is lightened. can do. However, as shown in FIG.
The rib 15 may be provided only on one surface side of the inner plate portion 102.
【0071】上述したように図14に示した構造体は、
面板部材10が開口部16、及び、貫通孔71を有する
構造によると、図1乃至図13に示した面板部材10、
及び、構造体の利点を全て有し、且、総重量を軽量化す
ることができるとともに、優れた機械的強度を得ること
ができる。また、開孔部16を通じて雨水等が流動する
ことができるから、貯留空間を効率的に広く利用するこ
とができる。As described above, the structure shown in FIG.
According to the structure in which the face plate member 10 has the opening 16 and the through hole 71, the face plate member 10 shown in FIGS.
In addition, all the advantages of the structure can be obtained, the total weight can be reduced, and excellent mechanical strength can be obtained. In addition, since rainwater and the like can flow through the openings 16, the storage space can be efficiently and widely used.
【0072】さらに、貯留浸透施設は長期間の使用によ
り、ゴミや泥等が底部に沈殿残留する。開孔部16は、
好ましくは直径1500mm程度に設計されており、作
業員が開孔部16を通して構造体50内部のゴミや泥の
除去等の保守管理を行うことができる。Further, the storage and permeation facility will be left for a long period of time with dust and mud settling and remaining at the bottom. The aperture 16 is
It is preferably designed to have a diameter of about 1500 mm, and an operator can perform maintenance management such as removal of dust and mud inside the structure 50 through the opening 16.
【0073】図17は本発明に係る面板部材の更に別の
実施例を示す斜視図、図18は本発明に係る面板部材の
更に別の実施例を示す斜視図である。本発明の課題は、
優れた機械的強度を有するとともに、組み立て作業を容
易に実行し得る構造体、及び、雨水等貯留浸透施設を提
供することであって、これ等の課題は図1乃至図13を
参照して説明した面板部材10と、連結部材30との結
合構造を中心に既に説明している。上述した課題を解決
しうる限り、開孔部16の具体的形状もまた円形形状に
限定されない。例えば、開孔部16の具体的形状は、図
17に示すような楕円形形状のほかにも、多角形形状と
することもできる。FIG. 17 is a perspective view showing still another embodiment of the face plate member according to the present invention, and FIG. 18 is a perspective view showing still another embodiment of the face plate member according to the present invention. The object of the present invention is to
An object of the present invention is to provide a structure having excellent mechanical strength and capable of easily performing an assembly work, and a facility for storing and infiltrating rainwater etc., and these problems will be described with reference to FIGS. 1 to 13. It has already been described focusing on the connecting structure of the face plate member 10 and the connecting member 30. The specific shape of the opening 16 is not limited to the circular shape as long as the above-mentioned problems can be solved. For example, the specific shape of the opening 16 may be a polygonal shape other than the elliptical shape shown in FIG.
【0074】同様に、面板部材10の基体部100の平
面形状は、正方形形状に限定されない。図18に示す面
板部材10は、図1乃至図17に示した面板部材10と
は異なり、基体部100の平面形状が略円形状になって
おり、その円周上に別途相対向して平行する2辺X1、
X2及びY1、Y2と、取付部11が備えられている。
既に説明したように、面板部材10は、基体部100は
扁平状であることにより、貯留空間内における占拠率を
低く抑えるとともに、嵩張ることのない態様で輸送する
ことができる。従って、基体部100の外形形状は、正
方形形状や、多角形形状に限定されず、図19に示す様
に円形形状であってもよい。Similarly, the planar shape of the base portion 100 of the face plate member 10 is not limited to the square shape. The face plate member 10 shown in FIG. 18 is different from the face plate member 10 shown in FIGS. 1 to 17 in that the base portion 100 has a substantially circular planar shape, and the face plate member 10 is parallel to and separately opposed to each other on its circumference. 2 sides X1,
It is provided with X2, Y1 and Y2, and a mounting portion 11.
As described above, since the base member 100 has the flat shape, the face plate member 10 can be transported in a non-bulky manner while keeping the occupation rate in the storage space low. Therefore, the outer shape of the base 100 is not limited to a square shape or a polygonal shape, and may be a circular shape as shown in FIG.
【0075】図18に示した面板部材10においても、
複数を長さ方向に連続して配置し、取付部11と、連結
部材30とを相互に結合して構造体を構成することが可
能である。同様に、基体部100は相対向して平行する
2辺X1、X2及びY1、Y2の少なくともを2組有す
るから、貯留浸透施設において、複数の構造体を容易
に、且、安定して積み重ねることができる。Also in the face plate member 10 shown in FIG. 18,
It is possible to form a structure by arranging a plurality of the elements continuously in the length direction and connecting the attachment portion 11 and the connecting member 30 to each other. Similarly, since the base portion 100 has at least two sets of two sides X1 and X2 and Y1 and Y2 which are opposed to each other and are parallel to each other, it is possible to easily and stably stack a plurality of structures in a storage and permeation facility. You can
【0076】さらに、図18に示した面板部材10は、
図1及び図17に示した貯留浸透施設とは異なり、面板
部材10の平面形状が略円形状であるから構造体は、略
円筒形状となり、隣接する構造体の相互間に非接触空間
が生じる。従って、貯留浸透施設は、貯留空間を効率的
に利用することができる。Further, the face plate member 10 shown in FIG.
Unlike the storage and permeation facility shown in FIGS. 1 and 17, since the plane shape of the face plate member 10 is substantially circular, the structure has a substantially cylindrical shape, and a non-contact space is created between adjacent structures. . Therefore, the storage infiltration facility can efficiently use the storage space.
【0077】以上、好ましい実施例を参照して本発明の
内容を具体的に説明したが、本発明の基本的技術思想及
び教示に基づいて、当業者であれば、種種の変形態様を
採り得ることは自明である。Although the contents of the present invention have been specifically described above with reference to the preferred embodiments, those skilled in the art can adopt various modifications based on the basic technical idea and teaching of the present invention. That is self-evident.
【0078】[0078]
【図1】本発明に係る構造体の斜視図である。FIG. 1 is a perspective view of a structure according to the present invention.
【図2】図1に示した構造体に用いられる面板部材の斜
視図である。FIG. 2 is a perspective view of a face plate member used in the structure shown in FIG.
【図3】図2の3−3線に沿った断面図である。3 is a sectional view taken along line 3-3 of FIG.
【図4】図3に示した面板部材の別の実施例の構造を示
す断面図である。FIG. 4 is a sectional view showing the structure of another embodiment of the face plate member shown in FIG.
【図5】図1に示した構造体に用いられる連結部材の斜
視図である。5 is a perspective view of a connecting member used in the structure shown in FIG. 1. FIG.
【図6】図1に示した構造体の組み立て方法を示す構造
図である。FIG. 6 is a structural diagram showing a method of assembling the structure shown in FIG.
【図7】図6に示した構造体の結合構造を示す一部拡大
斜視図である。7 is a partially enlarged perspective view showing a combined structure of the structures shown in FIG.
【図8】本発明に係る構造体の別の実施例を示す斜視図
である。FIG. 8 is a perspective view showing another embodiment of the structure according to the present invention.
【図9】本発明に係る貯留浸透施設の断面図である。FIG. 9 is a sectional view of a storage and infiltration facility according to the present invention.
【図10】本発明に係る構造体の結合構造について別の
実施例を示す分解構造図である。FIG. 10 is an exploded structural view showing another example of the bonding structure of the structure according to the present invention.
【図11】図10に示した構造体の結合状態を示す一部
拡大斜視図である。11 is a partially enlarged perspective view showing a combined state of the structures shown in FIG.
【図12】本発明に係る構造体の結合構造について更に
別の実施例を示す分解構造図である。FIG. 12 is an exploded structural view showing still another embodiment of the bonding structure of the structure according to the present invention.
【図13】図12に示した構造体の結合状態を示す一部
拡大斜視図である。13 is a partially enlarged perspective view showing a combined state of the structures shown in FIG.
【図14】本発明に係る構造体の別の実施例を示す斜視
図である。FIG. 14 is a perspective view showing another embodiment of the structure according to the present invention.
【図15】図14に示した構造体に用いられている面板
部材の斜視図である。15 is a perspective view of a face plate member used in the structure shown in FIG.
【図16】図15の16−16線に沿った断面図であ
る。16 is a cross-sectional view taken along line 16-16 of FIG.
【図17】図15に示した面板部材の別の実施例を示す
斜視図である。17 is a perspective view showing another embodiment of the face plate member shown in FIG.
【図18】図17に示した面板部材のさらに別の実施例
を示す斜視図である。FIG. 18 is a perspective view showing still another embodiment of the face plate member shown in FIG.
【0079】 1 構造体 10 面板部材 100 基体部 11 取付部 12 取付面 13 凹溝 14 凹凸片 X1、X2、Y1、Y2 相対向して平行する2辺 X0、Y0 延長した線 30 連結部材 31 基体部 32 凸部 33 支持片 41 凹片 42 凸片 80 透水層又は遮水層 L 長さ方向 P1〜3 間隔[0079] 1 structure 10 Face plate member 100 base 11 Mounting part 12 Mounting surface 13 groove 14 Uneven piece X1, X2, Y1, Y2 Two sides facing each other and parallel X0, Y0 Extended line 30 connecting members 31 Base part 32 convex 33 Support piece 41 concave piece 42 convex piece 80 Permeable or impermeable layer L length direction P1 to 3 intervals
フロントページの続き (56)参考文献 特開2003−34970(JP,A) 特開2003−34971(JP,A) 特開2001−115508(JP,A) 特開2003−278193(JP,A) 特開2003−201722(JP,A) 特開2003−147813(JP,A) 特開 平10−131241(JP,A) (58)調査した分野(Int.Cl.7,DB名) E03F 1/00 E03B 3/02 - 3/03 Continuation of the front page (56) Reference JP 2003-34970 (JP, A) JP 2003-34971 (JP, A) JP 2001-115508 (JP, A) JP 2003-278193 (JP, A) Open 2003-201722 (JP, A) JP 2003-147813 (JP, A) JP 10-131241 (JP, A) (58) Fields investigated (Int.Cl. 7 , DB name) E03F 1/00 E03B 3/02-3/03
Claims (7)
含む雨水等貯留浸透施設用構造体であって、 前記面板部材のそれぞれは、基体部と、取付部と、凹溝
とを含み、 前記基体部は、扁平状であって、相対向して平行する2
辺を少なくとも2組有しており、 前記取付部は、前記基体部の外周の隅部に備えられ、前
記相対向して平行する2辺を延長した線が交差する位置
より低い取付面を有しており、 前記凹溝は、前記取付面の面内において、前記基体部の
厚み方向に延びており、 前記連結部材のそれぞれは、基体部と、凸部とを含み、 前記基体部は、板状体であって、前記取付面に対応する
曲げ形状を有しており、 前記凸部は、前記基体部の両端縁に備えられており、 前記複数の面板部材は、間隔を隔てて相互に対面して配
置されており、 前記面板部材と、前記連結部材とは、前記凹溝と、前記
凸部との凹凸嵌合により結合されている 雨水等貯留浸透施設用構造体。1. A structure for a rainwater storage and permeation facility including a plurality of face plate members and a plurality of connecting members, each of the face plate members including a base portion, a mounting portion, and a groove. , The base portion is flat and parallel to each other 2
The mounting portion has at least two sets of sides, and the mounting portion is provided at a corner of the outer periphery of the base portion, and has a mounting surface lower than a position where lines extending from the two parallel sides facing each other intersect. The concave groove extends in the thickness direction of the base portion within the surface of the mounting surface, each of the connecting members includes a base portion and a convex portion, and the base portion is A plate-like body, having a bending shape corresponding to the mounting surface, the convex portions are provided at both end edges of the base portion, and the plurality of face plate members are spaced apart from each other. The face plate member and the connecting member are connected to each other by concavo-convex fitting with the concave groove and the convex portion.
設用構造体であって、さらに凹凸嵌合構造を有し、 前記凹凸嵌合構造は、前記面板部材と、前記連結部材と
の結合部分に備えられ、前記面板部材が、前記連結部材
の長さ方向へ横滑りするのを阻止する 雨水等貯留浸透施設用構造体。2. The rainwater etc. storage and permeation facility structure according to claim 1, further comprising a concave-convex fitting structure, wherein the concave-convex fitting structure includes the face plate member and the connecting member. A structure for a permeation facility for storing rainwater or the like, which is provided in a connecting portion and prevents the face plate member from sliding sideways in a length direction of the connecting member.
設用構造体であって、前記凹凸嵌合構造は、支持片を有
しており、 前記支持片は、前記連結部材の内面において、長さ方向
に間隔を隔てて平行に配置されており、 前記面板部材は、前記取付部が、隣接する前記支持片の
相互間に配置されている 雨水等貯留浸透施設用構造体。3. The rainwater etc. storage and infiltration facility structure according to claim 2, wherein the concave-convex fitting structure has a support piece, and the support piece is provided on an inner surface of the connecting member. A structure for rainwater storage and permeation facility, wherein the face plate member is arranged in parallel at intervals in the lengthwise direction, and the mounting portion is arranged between the adjacent support pieces.
水等貯留浸透施設用構造体であって、前記凹凸嵌合構造
は、凹片と、凸片とを含み、 前記凹片、及び、前記凸片のそれぞれは、一方が前記面
板部材の前記取付部に備えられ、他方が前記連結部材に
備えられており、 前記面板部材と、前記連結部材とは、前記凹片と、前記
凸片との凹凸嵌合により結合されている 雨水等貯留浸透施設用構造体。4. The rainwater storage and infiltration facility structure according to claim 2, wherein the concavo-convex fitting structure includes a concave piece and a convex piece. And, each of the convex piece, one is provided in the mounting portion of the face plate member, the other is provided in the connecting member, the face plate member, the connecting member, the concave piece, the A structure for rainwater storage and infiltration facility, which is connected by convex and concave fitting with a convex piece.
とを含む雨水等貯留浸透施設であって、 前記雨水等貯留浸透施設用構造体は、請求項1乃至4の
何れかに記載されたものであって、地中に埋設されてお
り、 前記遮水層は、前記雨水等貯留浸透施設用構造体の周囲
に設けられている 雨水等貯留浸透施設。5. A rainwater storage / infiltration facility including a rainwater storage / infiltration facility structure and an impermeable layer, wherein the rainwater storage / infiltration facility structure is defined in any one of claims 1 to 4. The rainwater storage and infiltration facility, which is described above, is buried in the ground, and the water-impervious layer is provided around the rainwater and other storage infiltration facility structure.
とを含む雨水等貯留浸透施設であって、 前記雨水等貯留浸透施設用構造体は、請求項1乃至4の
何れかに記載されたものであって、地中に埋設されてお
り、 前記透水層は、前記雨水等貯留浸透施設用構造体の周囲
に設けられている 雨水等貯留浸透施設。6. A rainwater storage / infiltration facility including a rainwater storage / infiltration facility structure and a permeable layer, wherein the rainwater storage / infiltration facility structure is defined in any one of claims 1 to 4. The rainwater storage / infiltration facility, wherein the water-permeable layer is provided around the rainwater storage / infiltration facility structure.
水等貯留浸透施設であって、 前記雨水等貯留浸透施設用構造体は複数であり、長さ方
向、幅方向、及び、高さ方向に積み重ねられている 雨水等貯留浸透施設。7. The rainwater storage / infiltration facility according to claim 5, wherein the rainwater storage / infiltration facility structure is plural, and the lengthwise direction, the width direction, and the height direction. A rainwater storage and infiltration facility that is stacked in the vertical direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2003368767A JP3532916B1 (en) | 2003-10-29 | 2003-10-29 | Structure for rainwater storage and infiltration facilities, and rainwater storage and infiltration facilities |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003368767A JP3532916B1 (en) | 2003-10-29 | 2003-10-29 | Structure for rainwater storage and infiltration facilities, and rainwater storage and infiltration facilities |
Publications (2)
Publication Number | Publication Date |
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JP3532916B1 true JP3532916B1 (en) | 2004-05-31 |
JP2005133376A JP2005133376A (en) | 2005-05-26 |
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JP2003368767A Expired - Fee Related JP3532916B1 (en) | 2003-10-29 | 2003-10-29 | Structure for rainwater storage and infiltration facilities, and rainwater storage and infiltration facilities |
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JP4933867B2 (en) * | 2006-09-01 | 2012-05-16 | エバタ株式会社 | Rainwater storage / infiltration facility structural member, rainwater storage / infiltration facility structure, and rainwater storage / infiltration facility using the same |
WO2021166055A1 (en) * | 2020-02-18 | 2021-08-26 | エバタ株式会社 | Partition plate and side plate for rainwater storage/permeation facility, structure for rainwater storage/permeation facility, and rainwater storage/permeation facility |
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