JP2006150331A - Porous concrete box for biological river water purification - Google Patents

Porous concrete box for biological river water purification Download PDF

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Publication number
JP2006150331A
JP2006150331A JP2004382262A JP2004382262A JP2006150331A JP 2006150331 A JP2006150331 A JP 2006150331A JP 2004382262 A JP2004382262 A JP 2004382262A JP 2004382262 A JP2004382262 A JP 2004382262A JP 2006150331 A JP2006150331 A JP 2006150331A
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porous concrete
pollutant
purification
concrete box
adsorbent
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Atsumi Hirata
敦美 平田
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HIRATA KOGYOSHO KK
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HIRATA KOGYOSHO KK
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

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  • Biological Treatment Of Waste Water (AREA)
  • Water Treatment By Sorption (AREA)
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Abstract

<P>PROBLEM TO BE SOLVED: To provide a method for biological river water purification capable of actively utilizing microorganisms regarded as effective in the purification, of easily exchanging an adsorbent in a porous concrete box for a new one at any time when the adsorbent has deteriorated, and of exterminating a harmful insect. <P>SOLUTION: The porous concrete box has some openings in each of its surfaces so that a material for environmental purification packed in a mesh bag for preventing the adsorbent from escaping can be charged into or discharged from the concrete box selectively through the openings in the top surface at any time. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

発明は、多孔質コンクリート及び環境浄化資材を用いた河川用水質浄化システムの設置方法およびその使用方法に関する。The present invention relates to a method for installing a water purification system for rivers using porous concrete and environmental purification materials, and a method for using the same.

従来の多孔質素材を用いた環境浄化システムには例えば、特許文献1記載のように多孔質素材を用いることによる汚濁物質の吸着除去方法、または特許文献2記載のように多孔質素材の空隙部に微生物群を主成分とする汚染物質浄化剤を収容したものが知られている。Conventional environmental purification systems using porous materials include, for example, a method for adsorbing and removing pollutants using porous materials as described in Patent Document 1, or a void portion of porous materials as described in Patent Document 2. It is known that a pollutant purifier containing a microorganism group as a main component is contained.

特許公開平10−101449      Patent Publication 10-101449 特許公開2004−136243      Patent Publication 2004-136243

しかしながら特許文献1における技術では、多孔質素材に土着の微生物が定着し増殖するまでに時間を有し、設置してから浄化効果が現れるまでには時間がかかる。また、多孔質素材における吸着能力も限界があり、設置後ある程度の時間が経過すると空隙部の目詰まりにより汚濁物質の除去能力が低下し、設置物そのものの清掃または交換が必要となる。However, in the technique in Patent Document 1, it takes time for the indigenous microorganisms to settle and proliferate on the porous material, and it takes time for the purification effect to appear after installation. In addition, the adsorption capacity of the porous material is limited, and when a certain amount of time elapses after installation, the ability to remove pollutants decreases due to clogging of the voids, and the installation itself needs to be cleaned or replaced.

特許文献2に示される技術では人為的に微生物群を添加し、設置後速やかに浄化効果が得られるとの記載があるが、自然環境において人為的に添加した微生物群が汚染現場で継続的に優勢種となることは殆どない。このため、浄化効果が持続しない事態が起こりうる。In the technique disclosed in Patent Document 2, there is a description that a microorganism group is artificially added and a purification effect can be obtained immediately after the installation. However, the artificially added microorganism group in the natural environment is continuously present at the contamination site. There is almost no dominant species. For this reason, the situation where the purification effect is not sustained may occur.

そこで、本発明は使用する汚濁物質吸着剤および/または微生物群を主成分とする汚染物質浄化剤(以降単に汚染物質浄化剤とする)の1つおよび/または複数を随時取り出し交換できる浄化システムを提供する。Therefore, the present invention provides a purification system capable of taking out and replacing one and / or a plurality of pollutant adsorbents and / or pollutant purifying agents mainly composed of microorganisms (hereinafter simply referred to as pollutant purifying agents). provide.

本発明の河川水質浄化システムは、各側面に開口部を有する多孔質コンクリートによる箱状形態をとり、汚濁物質吸着剤および/または汚染物質浄化剤をこれに収納することを特徴とする。The river water purification system of the present invention has a box-like form made of porous concrete having an opening on each side surface, and contains a pollutant adsorbent and / or a pollutant purifier.

また、汚濁物質吸着剤および/または汚染物質浄化剤は流出防止ネットに収納され、前記箱状多孔質コンクリート上部より随時出し入れが可能となる。Further, the pollutant adsorbent and / or the pollutant purifier is stored in the outflow prevention net and can be taken in and out as needed from the upper part of the box-shaped porous concrete.

汚濁物質吸着剤には、例えば活性炭、下水汚泥をリサイクル処理した溶融スラグ、ゼオライト等を用い、汚染物質浄化剤は液状、ゼリー状のものを用いる。液状の汚染物質浄化剤の場合は多孔質コンクリート等に担持させ用いる。As the pollutant adsorbent, for example, activated carbon, molten slag obtained by recycling sewage sludge, zeolite, or the like is used, and the pollutant purifier is liquid or jelly-like. In the case of a liquid contaminant purifier, it is supported on porous concrete or the like.

これら、汚濁物質吸着剤および/または汚染物質浄化剤を収納した箱状多孔質コンクリートを河川水中に流れに対し垂直および/または平行に一段および/または多段に設置し、汚濁水の浄化を行う。The box-shaped porous concrete containing the pollutant adsorbent and / or pollutant purifier is installed in the river water vertically and / or parallel to the flow in one and / or multiple stages to purify the polluted water.

上記技術は、必要である汚濁物質吸着剤および/または汚染物質浄化剤を適宜採用することができ、また、汚染の度合いにより箱状多孔質コンクリートの設置方法を変化させることで幅広い汚染状況に対応し得る特徴を有する。In the above technology, the necessary contaminant adsorbent and / or contaminant purifier can be used as appropriate, and the installation method of the box-shaped porous concrete can be changed according to the degree of contamination to cope with a wide range of contamination situations. It has the characteristics that can be.

図1は本発明の斜視図である。河川を横断するように箱状多孔質コンクリートを1上流部、2下流部に並べ、その中へ図2に示す4流出防止ネットに充填した5水質浄化剤および/または汚染物質浄化剤を図3の(a)に示す7環境浄化資材充填口より入れる。FIG. 1 is a perspective view of the present invention. Box-shaped porous concrete is arranged in 1 upstream part and 2 downstream part so as to cross the river, and 5 water purification agent and / or pollutant purification agent filled in 4 outflow prevention net shown in FIG. It is inserted from the 7 environmental purification material filling port shown in (a).

河川を横断するように並べた箱状多孔質コンクリートの1上流部、2下流部の間隔は河川汚濁状況、平均流速等を考慮し十分な距離をとり、箱状多孔質コンクリートの1上流部、2下流部の間に3生態系支援リサイクル模擬石を敷き詰める。The distance between one upstream part and two downstream parts of the box-shaped porous concrete arranged so as to cross the river should take a sufficient distance in consideration of the river pollution situation, average flow velocity, etc., one upstream part of the box-shaped porous concrete, Lay down 3 ecological support recycling simulated stones between 2 downstream parts.

箱状多孔質コンクリートに開けられた図3に示す6通水用開口部を汚濁した河川水が通過することで、5水質浄化剤および/または汚染物質浄化剤に接触し汚濁物質の吸着および/または分解が行われる。By passing the polluted river water through the six water openings shown in FIG. 3 opened in the box-shaped porous concrete, the pollutant is adsorbed and / or contacted with the five water purification agent and / or the pollutant purification agent. Or decomposition is performed.

1上流部箱状多孔質コンクリートを通過した後、河川水は3生態系支援リサイクル模擬石に接触しながら、汚濁物質はさらに吸着および/または分解され、2下流部箱状多孔質コンクリートの6通水用開口部へと流れる。1 After passing through the upstream box-shaped porous concrete, the river water is in contact with 3 ecosystem-supported recycled simulated stones, while the pollutants are further adsorbed and / or decomposed, and 6 Flows to water opening.

2下流部箱状多孔質コンクリートに流入した河川水は充填された5水質浄化剤および/または汚染物質浄化剤と接触しさらに汚濁物質の吸着および/または分解が促進され、汚濁河川水の浄化が行われる。2 River water that has flowed into the box-shaped porous concrete in the downstream part comes into contact with the filled 5 water purification agent and / or pollutant purification agent, and further adsorbs and / or decomposes pollutants, thereby purifying the polluted river water. Done.

従来の河川浄化技術は、設置後、自然の浄化能力が促進することを待つのみの放任的な技術であったが、本発明は設置後も積極的に汚濁状況に合わせて採用資材を変更することが可能であり、より迅速かつ適切な河川浄化が可能となる。The conventional river purification technology was an out-of-band technology that only waits for the natural purification ability to be promoted after installation, but the present invention actively changes the adopted materials according to the pollution situation even after installation. This makes it possible to clean up the river more quickly and appropriately.

発明の効果The invention's effect

本発明により、以下の効果を奏することができる。According to the present invention, the following effects can be obtained.

汚濁物質吸着剤および/または汚染物質浄化剤を収納する箱状多孔質コンクリート上部を稼動式にすることで、汚濁状況に応じた汚濁物質吸着剤および/または汚染物質浄化剤の充填および/または交換が随時可能となる。Filling and / or replacing the pollutant adsorbent and / or pollutant purifier according to the pollution situation by making the upper part of the box-shaped porous concrete containing the pollutant adsorbent and / or pollutant purifier clean. Is possible at any time.

汚濁状況に応じた汚濁物質吸着剤および/または汚染物質浄化剤の充填および/または交換を随時可能とすることで、設置運用にかかる費用が安くなる。By making it possible to fill and / or replace the pollutant adsorbent and / or pollutant purifying agent according to the pollution situation at any time, the cost for installation and operation can be reduced.

汚濁物質吸着剤の充填および/または交換を随時可能とすることで、清掃、再生が簡便になり吸着能力を持続させ継続的な浄化が可能となる。By allowing the pollutant adsorbent to be filled and / or exchanged as needed, cleaning and regeneration are simplified, and the adsorption capacity is maintained and continuous purification is possible.

汚染物質浄化剤の充填および/または交換を随時可能とすることで、状況に応じた微生物を添加および/または補充することができ、また、汚染物質浄化財の能力が低下した場合には補充することが可能であり、浄化剤の能力を持続させ継続的な浄化が可能となる。By allowing the pollutant cleaning agent to be filled and / or exchanged at any time, it is possible to add and / or replenish microorganisms according to the situation. It is possible to maintain the ability of the cleaning agent and to perform continuous cleaning.

箱状多孔質コンクリートは各側面に大きな開口部を有しており、これにより重量が軽減され、運搬時の負担が軽減される。Box-shaped porous concrete has a large opening on each side, thereby reducing the weight and reducing the burden during transportation.

本発明の全体斜視図である。  1 is an overall perspective view of the present invention. 本発明にかかる流出防止ネットおよび水質浄化剤/汚濁物質浄化剤の正図である。  1 is a front view of an outflow prevention net and a water purification agent / pollutant purification agent according to the present invention. (a)は本発明にかかる箱状多孔質コンクリートブロックの斜視図である。(b)は水質浄化剤および/または汚染物質浄化剤を箱状多孔質コンクリートブロック透視図である。  (A) is a perspective view of the box-shaped porous concrete block concerning this invention. (B) is a box-shaped porous concrete block perspective view of a water purification agent and / or a contaminant purification agent.

符号の説明Explanation of symbols

1. 上流部
2. 下流部
3. 生態系支援リサイクル模擬石
4. 流出防止ネット
5. 水質浄化剤および/または汚染物質浄化剤
6. 通水用開口部
7. 環境浄化資材充填口
8. 水質浄化剤および/または汚染物質浄化剤を入れたネット
1. 1. Upstream part 2. Downstream part Ecosystem support recycling simulated stone 4. Outflow prevention net 5. 5. Water purification agent and / or pollutant purification agent 6. Water passage opening 7. Environmental purification material filling port Net containing water purification agent and / or pollutant purification agent

Claims (4)

各側面に開口部を設けた多孔質コンクリートブロックを用いた河川浄化システム。  River purification system using porous concrete blocks with openings on each side. 流出防止ネットに収納した浄化資材を用いた河川浄化システム。  River purification system using purification materials stored in a spill prevention net. 請求項1によるコンクリートブロックの上面から自由に請求項2による浄化資材の出し入れが行える河川浄化システム。  A river purification system in which the purification material according to claim 2 can be taken in and out freely from the upper surface of the concrete block according to claim 1. 請求項1によるコンクリートブロックを河川流れに対し横断および/または平行するように一段および/または、多段に設置することによる河川浄化システム。  A river purification system by installing the concrete blocks according to claim 1 in one and / or multiple stages so as to cross and / or parallel to the river flow.
JP2004382262A 2004-12-01 2004-12-01 Porous concrete box for biological river water purification Pending JP2006150331A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100777597B1 (en) 2006-12-14 2007-11-20 이현섭 A scour covering block for river
KR100959911B1 (en) * 2009-09-14 2010-05-26 주식회사 세기종합환경 Floating body with a biofilm
CN104724890A (en) * 2015-03-24 2015-06-24 北京科技大学 Interception tank for overland runoff in heavy metal contaminated area of mine
CN109607817A (en) * 2018-12-12 2019-04-12 广州市水电建设工程有限公司 A kind of concrete modular of the encapsulation microbial bacterial agent applied to river

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100777597B1 (en) 2006-12-14 2007-11-20 이현섭 A scour covering block for river
KR100959911B1 (en) * 2009-09-14 2010-05-26 주식회사 세기종합환경 Floating body with a biofilm
WO2011031094A2 (en) * 2009-09-14 2011-03-17 (주)세기종합환경 Fluid purification unit, and fluid purification assembly containing same
WO2011031094A3 (en) * 2009-09-14 2011-08-04 (주)세기종합환경 Fluid purification unit, and fluid purification assembly containing same
CN102365241A (en) * 2009-09-14 2012-02-29 世奇综合环境株式会社 Fluid purification unit, and fluid purification assembly containing same
CN102365241B (en) * 2009-09-14 2013-07-17 世奇综合环境株式会社 Fluid purification unit, and fluid purification assembly containing same
US8524076B2 (en) 2009-09-14 2013-09-03 Segi Environment Co., Ltd. Fluid purification unit and fluid purification assembly including the same
CN104724890A (en) * 2015-03-24 2015-06-24 北京科技大学 Interception tank for overland runoff in heavy metal contaminated area of mine
CN109607817A (en) * 2018-12-12 2019-04-12 广州市水电建设工程有限公司 A kind of concrete modular of the encapsulation microbial bacterial agent applied to river

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