JP2781030B2 - Wide-area irrigation facilities - Google Patents
Wide-area irrigation facilitiesInfo
- Publication number
- JP2781030B2 JP2781030B2 JP1288995A JP28899589A JP2781030B2 JP 2781030 B2 JP2781030 B2 JP 2781030B2 JP 1288995 A JP1288995 A JP 1288995A JP 28899589 A JP28899589 A JP 28899589A JP 2781030 B2 JP2781030 B2 JP 2781030B2
- Authority
- JP
- Japan
- Prior art keywords
- water
- water storage
- facility
- area
- rainwater
- 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
Description
【発明の詳細な説明】 〔産業上の利用分野〕 この発明は、都市部とその近郊地域等の広い領域単位
で、雨水または生活廃水を有効に利用する水利設備に関
する。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a water use facility that effectively uses rainwater or domestic wastewater in a wide area unit such as an urban area and a suburban area.
〔従来の技術〕 従来は、雨水や生活廃水の利用は、例えば高層ビルや
各種ホール等のような大型の建物や特定地域において、
自らが雨樋等によって集めた雨水や建物内で使用して排
水した生活廃水を再処理し、中水としてトイレ用水や緑
地の潅漑用水等に使用するなどして行われていた。[Prior art] Conventionally, the use of rainwater and domestic wastewater is, for example, in large buildings and specific areas such as high-rise buildings and various halls,
Rainwater collected by rain gutters or domestic wastewater used in buildings is reprocessed, and used as intermediate water for toilet water or irrigation water for green spaces.
しかしながら、従来の水利設備は、上記のように各建
物やその周辺だけの独立した設備であって貯水量が小さ
いために、水の使用量が多い地区ではかかる貯水施設の
貯水量では不足してしまうのみならず、降雨量には季節
的変動があり降雨量の少ない季節には水が不足がちにな
るために、再処理水の主水源として雨水を使えず、かか
る主水源には安定的に供給されるがより汚れていて再処
理コストの高い生活廃水を用いなければならないという
問題点があった。However, conventional water-utilization facilities are independent facilities only for each building and its surroundings as described above, and have a small storage capacity.Therefore, the storage capacity of such storage facilities is insufficient in areas where water usage is high. In addition, rainfall is seasonally fluctuating, and water tends to be scarce in seasons with low rainfall.Therefore, rainwater cannot be used as the main water source for reprocessed water. There is a problem that domestic wastewater that is supplied but is dirty and has a high reprocessing cost must be used.
また一方で、近年、都市部では地表がコンクリート等
で覆われて地面への吸水量が少なくなっているために、
降雨が一地区に集中すると雨水が河川に集中して流れ込
んでしまい、いわゆる都市型洪水が頻繁に生じるが、各
地区の貯水施設単独では雨水の貯水能力が小さいため
に、かかる都市型洪水の防止施設としては不充分である
という問題点もあった。On the other hand, in recent years, in urban areas, the ground surface has been covered with concrete, etc., and the amount of water absorbed by the ground has been reduced.
When rainfall is concentrated in one area, rainwater concentrates on the river and flows into the river, causing so-called urban floods to occur frequently. There was also a problem that the facility was insufficient.
そこで、この発明はこのような問題点に着目してなさ
れたものであり、この発明の目的は地域的、または季節
的に変動のある雨水の貯水量を安定化し、水の再処理コ
ストの低い雨水を主水源として利用することができる広
域水利設備を提供することにあり、また、降雨が一地区
に集中した場合であってもかかる雨水を充分に貯水し、
もって都市型洪水を防止する広域水利設備を提供するこ
とにある。Therefore, the present invention has been made in view of such problems, and an object of the present invention is to stabilize the amount of rainwater that varies locally or seasonally, and to reduce the cost of reprocessing water. To provide wide-area irrigation facilities that can use rainwater as the main water source.Also, even if rainfall is concentrated in one area, store such rainwater sufficiently,
Another object of the present invention is to provide wide-area water use facilities for preventing urban floods.
この発明は、複数の地区のそれぞれに貯水施設を設
け、この貯水施設には雨水の集水機構と、周辺の用水施
設への給水機構とを接続するとともに、前記複数の貯水
施設間を水路により連結した広域水利設備を構成して前
記の課題を解決している。According to the present invention, a water storage facility is provided in each of a plurality of districts, and a rainwater collecting mechanism and a water supply mechanism to a surrounding water facility are connected to the water storage facility, and a water channel connects the plurality of water storage facilities. The above-mentioned problem is solved by constructing a connected wide area water use facility.
また、前記貯水施設には、生活廃水の排水路を接続し
た広域水利設備とすることもできる。In addition, the water storage facility may be a wide-area water use facility connected to a drainage channel for domestic wastewater.
地上に降下した雨水は、道路の側溝や建物の樋、さら
には透水層等の集水機構により、各地区に設けられた貯
水施設に流入し一旦ここに蓄えられる。そして、この雨
水は給水機構によりビルやホール、または公園等の、水
を使用する用水施設に送られて使用される。The rainwater that has fallen to the ground flows into water storage facilities provided in each area by a water collecting mechanism such as a road gutter, a building gutter, or a permeable layer, and is temporarily stored therein. The rainwater is sent to and used by a water supply facility such as a building, a hall, or a park by a water supply mechanism.
一方、各地区の貯水施設は水路によってそれぞれ連結
されており、これを通じて水を送受することにより各貯
水施設の貯水量の過不足をなくする。すなわち、ある地
区で貯水量が不足しても、他の貯水量に余裕のある貯水
施設から水を供給して、水の地域的な安定供給を可能と
するほか、かかる広域水利設備では、各地区の貯水施設
の貯水量の総合量が大きく降雨量の多い季節に予備水と
して貯水しておくことができるために、降雨量の季節的
な変動にも効果的に対処することが可能である。On the other hand, the water storage facilities in each district are connected by a water channel, and water is transmitted and received through the waterways to eliminate the excess and deficiency of the water storage capacity of each water storage facility. In other words, even if the storage capacity is insufficient in a certain area, water can be supplied from a storage facility that has room for other storage capacity to enable stable regional supply of water. Since the total amount of water stored in the water storage facilities in the district is large and can be stored as reserve water in seasons with heavy rainfall, it is possible to effectively cope with seasonal fluctuations in rainfall .
また、一地区に降雨が集中してかかる地区の貯水施設
が一杯となっても、他の貯水施設に水路を介して送水
し、雨水を分散させて大量に貯水するために都市型洪水
を有効に防止する。In addition, even if one area is full of rainfall and the water storage facilities in the area are full, water is sent to other water storage facilities via waterways, and urban-type flooding is effective to disperse rainwater and store large amounts of water. To prevent.
なお、雨水に加えて、生活廃水を貯水施設に取り込め
ば、常時一定量の水が貯水施設に流入することになって
貯水量をより安定化することになる。If domestic wastewater is taken into the water storage facility in addition to rainwater, a certain amount of water will always flow into the water storage facility, and the water storage amount will be more stabilized.
なお、ここでいう貯水施設には、特に構築した貯水層
のほか、池などの貯水池が含まれる。また、水路も同様
に、特に建築した地下水路等のみならず、河川や運河を
含む広義のものをいう。In addition, the water storage facility mentioned here includes a reservoir such as a pond, in addition to a particularly constructed reservoir. In addition, similarly, the canal means not only a built-in underground waterway and the like, but also a broad one including a river and a canal.
〔実施例〕 まず、この発明の実施例の全体の構成を第１図及び第
２図に基づいて説明する。第１図は広域水利設備の全体
構成図であり、第２図（ａ），（ｂ）は各貯水施設の連
結方式を示す説明図である。Embodiment First, an overall configuration of an embodiment of the present invention will be described with reference to FIGS. 1 and 2. FIG. FIG. 1 is an overall configuration diagram of a wide-area water use facility, and FIGS. 2 (a) and 2 (b) are explanatory diagrams showing a connection system of each water storage facility.
第１図に示すように、所定の地区にはそれぞれ貯水施
設１が構築されており、それらは各水路４によって互い
に連結されている。As shown in FIG. 1, water storage facilities 1 are constructed in predetermined areas, respectively, and they are connected to each other by waterways 4.
貯水施設１は、各地区の地下の構築された貯水槽２の
ほか、湖沼や池などの貯水池３も利用される。貯水槽２
は、都市中心部のビル街11や公園12、または都市近郊の
住宅地13や遊園地、テニス場等のレジャー施設14等の地
下の建設されており、その地区の使用水量に応じて、１
万トンから10万トン程度の各種容量のものが構築され
る。また、貯水槽２の構造も多様なものが考えられ、駐
車場や地下街、または駅舎プラットフォームと一体に構
築されるものもある。In the water storage facility 1, a reservoir 3 such as a lake or a pond is used in addition to a water reservoir 2 constructed underground in each district. Water tank 2
Is built underground such as a building area 11 or park 12 in the city center, or a residential area 13 or amusement park near the city, a leisure facility 14 such as a tennis court, etc.
Various capacities ranging from 10,000 to 100,000 tons will be built. Further, the structure of the water storage tank 2 may be various, and some may be constructed integrally with a parking lot, an underground mall, or a station platform.
水路４は、やはり地下に建設された地下水路５のほ
か、運河６や河川７が利用される。地下水路５は新たに
鉄管などを地下に埋設して構築するほか、下水溝を利用
するなどすれば比較的容易に且つ安価に構築して行くこ
とができる。また、これら水路は図示しない制御施設の
ポンプや水門によって、その流水量や流水方向が常時監
視、制御されており、各地区の貯水施設１の貯水量を適
当な量に維持している。The waterway 4 uses a canal 6 and a river 7 in addition to the underground waterway 5 which is also constructed underground. The underground waterway 5 can be relatively easily and inexpensively constructed by newly burying an iron pipe or the like underground or using a sewer. The flow rate and direction of these waterways are constantly monitored and controlled by pumps and sluices of control facilities (not shown), and the water storage capacity of the water storage facilities 1 in each district is maintained at an appropriate level.
従って、かかる実施例の広域水利設備によってはある
地区で水の使用量が多くなってその貯水施設１の水が不
足しても、貯水量に余裕のある他の地区の貯水施設１か
ら水を補給することができ、地域的な水の安定的供給を
可能とする。また、貯水施設１は各地区に分散して複数
建設され、合計の貯水量の大きなものとなるために、降
雨量の多い季節に貯水しておくことによって降雨量の少
ない季節の水不足を解消することができる。また逆に、
ある地区に集中して大量の降雨があり、その地区の貯水
施設１の許容量を超えても、この雨水は水路４を通って
他の地区の貯水施設１へ送水されるため、あふれた雨水
が河川に流入して洪水を起こすことはない。Therefore, depending on the wide-area water use facilities of this embodiment, even if the water usage in a certain area becomes large and the water in the water storage facility 1 becomes insufficient, water is supplied from the water storage facility 1 in another area having a sufficient water storage capacity. It can be replenished and enables a stable supply of regional water. In addition, a plurality of water storage facilities 1 are constructed separately in each district, and the total water storage capacity becomes large. Therefore, by storing water in a season with a large amount of rainfall, water shortage in a season with a small amount of rainfall is eliminated. be able to. Conversely,
Even if a large amount of rainfall is concentrated in a certain area and exceeds the capacity of the water storage facility 1 in that area, this rainwater will be sent to the water storage facility 1 in other areas through the waterway 4, so that overflowing rainwater Does not flow into rivers and cause flooding.
なお、各貯水施設１の水路３による連結方式は多様な
ものが考えられるがその例を第２図（ａ），（ｂ）に示
す。すなわち、同図（ａ）に示すように都市中心に構築
した大規模な主貯水槽1Aを中心として、その周辺に複数
構築された小規模な衛星貯水槽1Bを放射状に連結する方
式でもよく、また同図（ｂ）に示すように各地区に構築
された中規模貯水槽1Cを網目状に連結する方式でもよ
い。加えて、上記の放射状及び網目状の連結方式を混在
させたものでもよい。Various connection methods of the water storage facility 1 by the water channel 3 are conceivable, examples of which are shown in FIGS. 2 (a) and 2 (b). That is, as shown in FIG. 1A, a method may be used in which a large-scale main water storage tank 1A constructed in the center of a city is centered, and a plurality of small-sized satellite water storage tanks 1B constructed in the periphery thereof are radially connected. Further, as shown in FIG. 6B, a system may be used in which the medium-sized water storage tanks 1C constructed in each area are connected in a mesh pattern. In addition, a combination of the above-described radial and mesh connection methods may be used.
次に、各貯水施設での水の利用サイクルの一例を第３
図に基づいて説明する。Next, an example of the water use cycle at each water storage facility is shown in the third section.
Description will be made based on the drawings.
同図に示すように、貯水槽２は公園20の地下に地下車
道21や共同溝22と一体に建設されている。そして、この
貯水槽２は、流入する雨水や生活廃水を一旦溜めておく
原水槽2aと、水処理プラント23を介して連通する中水槽
2bとに仕切られている。As shown in the figure, the water tank 2 is constructed under the park 20 integrally with the underground roadway 21 and the common ditch 22. The water tank 2 is provided with a raw water tank 2a for temporarily storing incoming rainwater and domestic wastewater, and an intermediate water tank communicating with the raw water tank 2 via a water treatment plant 23.
2b.
そして、原水槽2aには、集水機構である道路の側溝24
や建物25の雨水集水槽26を配水管27により連結するとと
もに、さらに生活廃水の排水処理プラント28を同様に排
水路27により連結している。また、中水槽2bからは給水
機構たる給水ポンプ29によって給水管30を介して用水施
設たる建築物25や公園20等に送られ、それぞれ中水タン
ク31や緑地の潅漑施設32に給水されている。In the raw water tank 2a, a gutter 24 of a road serving as a water collecting mechanism is provided.
And a rainwater collecting tank 26 of a building 25 are connected by a water distribution pipe 27, and a wastewater treatment plant 28 is similarly connected by a drainage channel 27. Also, from the middle water tank 2b, the water is supplied to a building 25 or a park 20 as a water facility through a water supply pipe 30 by a water supply pump 29 as a water supply mechanism, and supplied to the middle water tank 31 or the irrigation facility 32 in a green space, respectively. .
かくして、降雨があると雨水は上記側溝24や雨水集水
槽26を介して、貯水槽２の原水槽2aに流れ込み、水処理
プラント23がこれを浄化して中水槽2bに貯水される。そ
して、かかる中水はポンプ29によって周辺の建物25や公
園20等の用水施設に必要量が給水されて使用される。ま
た、さらに生活廃水が各建物25の排水処理施設28を介し
て原水槽2aに流れ込み、水の循環使用をより有効に行
う。Thus, when there is rainfall, the rainwater flows into the raw water tank 2a of the water storage tank 2 via the gutter 24 and the rainwater collecting tank 26, and is purified by the water treatment plant 23 and stored in the intermediate water tank 2b. Then, a necessary amount of such intermediate water is supplied to a water facility such as a building 25 or a park 20 in the vicinity by a pump 29 and used. In addition, domestic wastewater flows into the raw water tank 2a via the wastewater treatment facility 28 of each building 25, and the water is used more efficiently.
なお、貯水槽２は水路４を介して他の地区の貯水槽２
に連結されており、本地区の貯水槽２の貯水量が不足し
た場合、または許容貯水量を超えた場合はかかる水路４
によって水が送受され、適正な貯水量が維持される。さ
らに、貯水量が一杯になると不要になった水は下水道33
を介して河川や海に排出される。In addition, the water tank 2 is connected to the water tank 2 in another area through the waterway 4.
If the water storage capacity of the water storage tank 2 in the Area is insufficient or exceeds the allowable water storage capacity,
With this, water is sent and received, and an appropriate water storage amount is maintained. In addition, when the water storage capacity is full, the water that is no longer needed
Emitted to rivers and seas through
以上説明したように、本発明の広域水利設備によって
は、各地区に設けられた貯水施設を水路により連結する
ことで、地域的、または季節的に変動のある雨水の貯水
量を安定化し、水の再処理コストの低い雨水を主水源と
して利用することができ、且つい降雨が一地区に集中し
てもいわゆる都市型洪水を有効に防止することができ
る。As described above, depending on the wide-area irrigation facilities of the present invention, by connecting the water storage facilities provided in each district by waterways, the amount of rainwater that is locally or seasonally fluctuated can be stabilized, and Rainwater with low reprocessing costs can be used as a main water source, and so-called urban flooding can be effectively prevented even when heavy rainfall is concentrated in one district.
さらに、雨水の他、生活廃水を再処理水として利用す
る場合は、より貯水槽への水の供給をより安定化するこ
とができる。Further, when domestic wastewater is used as reprocessed water in addition to rainwater, supply of water to the water storage tank can be further stabilized.
第１図は広域水利設備の全体構成図、第２図（ａ），
（ｂ）は各貯水施設の連結方式の説明図、第３図は各貯
水施設周辺の水の利用サイクルの一例を示す説明図であ
る。 １……貯水施設、２……貯水槽、３……貯水池、４……
水路、５……地下水路、６……運河、７……河川Fig. 1 is an overall configuration diagram of the wide-area irrigation facilities, Fig. 2 (a),
(B) is an explanatory view of a connection method of each water storage facility, and FIG. 3 is an explanatory view showing an example of a water use cycle around each water storage facility. 1 ... water storage facility, 2 ... water tank, 3 ... reservoir, 4 ...
Waterway, 5 ... Underground waterway, 6 ... Canal, 7 ... River
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.6，ＤＢ名) E03B 1/00 E03B 3/02──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. 6 , DB name) E03B 1/00 E03B 3/02
Claims (2)
この貯水施設には雨水の集水機構と、周辺の用水施設へ
の給水機構とを接続するとともに、前記複数の貯水施設
間を水路により連結したことを特徴とする広域水利設
備。1. A water storage facility is provided in each of a plurality of districts,
A wide-area water use facility, wherein a rainwater collection mechanism and a water supply mechanism for a surrounding water facility are connected to the water storage facility, and the plurality of water storage facilities are connected by a water channel.
続したことを特徴とする請求項（１）記載の広域水利設
備。2. The wide-area water use facility according to claim 1, wherein a drainage channel for domestic wastewater is connected to the water storage facility.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1288995A JP2781030B2 (en) | 1989-11-07 | 1989-11-07 | Wide-area irrigation facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1288995A JP2781030B2 (en) | 1989-11-07 | 1989-11-07 | Wide-area irrigation facilities |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03151424A JPH03151424A (en) | 1991-06-27 |
| JP2781030B2 true JP2781030B2 (en) | 1998-07-30 |
Family
ID=17737484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1288995A Expired - Fee Related JP2781030B2 (en) | 1989-11-07 | 1989-11-07 | Wide-area irrigation facilities |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2781030B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09235769A (en) * | 1996-02-29 | 1997-09-09 | Takiron Co Ltd | Rainwater treatment system |
| JP5946658B2 (en) * | 2012-03-08 | 2016-07-06 | 株式会社Ｉｈｉ建材工業 | Radioactivity decontamination system and radioactivity decontamination method |
| CN108625428A (en) * | 2017-03-17 | 2018-10-09 | 未来都市（苏州工业园区）规划建筑设计事务所有限公司 | Staged self-water-supplying green city plans |
| KR101982651B1 (en) * | 2017-08-10 | 2019-05-27 | 주식회사 포스코건설 | Pipe net structure |
-
1989
- 1989-11-07 JP JP1288995A patent/JP2781030B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03151424A (en) | 1991-06-27 |
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