CN204276513U - A kind of contaminated soil and underground water integration circulation well repair system - Google Patents
A kind of contaminated soil and underground water integration circulation well repair system Download PDFInfo
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- CN204276513U CN204276513U CN201420703408.0U CN201420703408U CN204276513U CN 204276513 U CN204276513 U CN 204276513U CN 201420703408 U CN201420703408 U CN 201420703408U CN 204276513 U CN204276513 U CN 204276513U
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Abstract
The utility model proposes a kind of contaminated soil and underground water integration circulation well repair system, comprise the pumped well being positioned at contaminated soil region, pumped well is divided into hypomere, stage casing and epimere from the bottom to top successively; Hypomere is provided with the first well sieve, is separated between hypomere and stage casing by division board; Be placed with microorganism in stage casing cultivate filler and/or repair medicament, the sidewall in stage casing is provided with delivery port; Epimere is tank, and the bottom of tank is provided with permeable structure; Be provided with suction pump in hypomere, suction pump is communicated with described tank through water pipe; Tank is connected with pipe network system, and pipe network system is provided with sprinkling mouth; Pipe network system bottom is provided with active reaction layer, and active reaction layer is filled with microorganism and cultivates filler or repair medicament.The utility model simplifies the difficulty of construction in engineering, adds the mixability of repairing medicament and soil and groundwater, extends hydraulic detention time, can significantly improve the activity of chemical action and microorganism, strengthens repairing effect.
Description
Technical field
The utility model relates to pollutant abatement technology field in soil and groundwater, specifically a kind of contaminated soil and underground water integration circulation well repair system.
Background technology
The pollutant that mankind's activity produces enters soil and runs up to a certain degree, causes soil quality and worsens, and and then cause some index in crops to exceed national standard to cause soil pollution.The approach that pollutant enters soil is various, the polluter contained in waste gas, particularly particle, be deposited to ground under gravity and enter soil, carry a large amount of pollutant in waste water and enter soil, the pollutant in solid waste directly enters soil or its diffusate enters soil.
At present, original position soil and the equipment major part used by groundwater remediation technology utilize existing Architectural Equipment, inject or churning completes underground and stirs to medicament, also has to utilize Pump-and-Treat technology to carry out repairing.In-situ injection technology needs medicament to inject soil once or several times, has only carried out stirring to a certain degree when injecting to soil, and the main space of soil self that relies on is spread, and for clayed soil, this diffusion rate is extremely low.Pump-and-Treat technology is that underground water is retracted to ground, enter water treatment system again, the problem of this restorative procedure is the pollutant relying on underground water self flow velocity to dissolve and wash away in soil, and after extracting out first, groundwater run off reduces, repair power and become slow, reparation speed is low, and floor space is large, and cost is high, cause long-term disturbance at the scene, underground water pollution easily rebounds.
Utility model content
The utility model proposes a kind of contaminated soil and underground water integration circulation well repair system, there is the problems such as limited, the on-the-spot long-term perturbance of the scope of application, remediation efficiency are low, easy bounce-back to solve contaminated soil of the prior art and groundwater remediation method.
The technical solution of the utility model is achieved in that
A kind of contaminated soil and underground water integration circulation well repair system, comprise the pumped well being positioned at contaminated soil region, described pumped well is divided into hypomere, stage casing and epimere from the bottom to top successively;
Described hypomere is provided with the first well sieve, is separated between described hypomere and stage casing by division board; Be placed with microorganism in described stage casing cultivate filler and/or repair medicament, the sidewall in described stage casing is provided with delivery port; Described epimere is tank, and the bottom of described tank is provided with permeable structure;
Be provided with suction pump in described hypomere, described suction pump is communicated with described tank through water pipe;
Described tank is connected with pipe network system, and described pipe network system is provided with sprinkling mouth;
Described pipe network system bottom is provided with active reaction layer, and described active reaction layer is filled with microorganism and cultivates filler or repair medicament.
Further, level sensor is provided with in described tank.
Further, described sprinkling mouth is positioned at the below of described pipe network system.
Further, described stage casing is provided with the second well sieve, and described delivery port is the sieve aperture of the second well sieve.
Further, described pipe network system is positioned at the upper edge of shallow-layer under the earth's surface in contaminated soil region, area to be repaired.
Further, the microorganism cultivation filler in described stage casing is suspension or is positioned on Multilayered net frame in water.
The beneficial effects of the utility model are:
Simplify the difficulty of construction in engineering, add the mixability of repairing medicament and soil and groundwater, extend hydraulic detention time, the activity of chemical action and microorganism can be significantly improved, strengthen repairing effect.
The utility model compared with prior art has the following advantages:
1, the utility model optimizes the process of in-situ immobilization soil; flow through microorganism by ground water circulation cultivate packing layer or repair medicament layer; and the active ingredients such as medicament wherein, microorganism are permeated downwards; and then be distributed to non-protected layer and the zone of saturation of whole restoring area, promote the reparation of whole Polluted area.
2, the utility model is laid at pumped well internal upper part the microorganism be applicable to and is cultivated filler, for microbial growth provides effective environment; Also can lay reparation medicament, play repairing effect when water is through reparation medicament.
3, the utility model optimizes pollutant and the blending process repairing medicament.
4, the utility model has that reasonable in design, equipment is simple, operation operation is convenient, operating cost is low and is easy to the advantage safeguarded, has broad application prospects.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment.
In figure:
1, pumped well; 2, the first well sieve; 3, division board; 4, microorganism cultivates filler; 5, the second well sieve; 6, delivery port; 7, tank; 8, suction pump; 9, water pipe; 10, pipe network system; 11, earth's surface; 12, mouth is sprayed; 13, active reaction layer; 14, level of ground water; 15, level sensor; 16, permeable structure.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the contaminated soil in the present embodiment and underground water integration circulation well repair system, comprise the pumped well 1 being positioned at contaminated soil region, pumped well 1 is divided into hypomere, stage casing and epimere from the bottom to top successively; Hypomere is provided with the first well sieve 2, is separated between hypomere and stage casing by division board 3; Be placed with microorganism in stage casing and cultivate filler 4, also can fill reparation medicament, microorganism is cultivated filler 4 and can be used alone with reparation medicament, also can use simultaneously; The sidewall in stage casing is provided with delivery port 6, and in the present embodiment, stage casing is provided with the second well sieve 5, and delivery port 6 is the sieve aperture of the second well sieve 5; Epimere is tank 7, and the bottom of tank 7 is provided with permeable structure 16, and in the present embodiment, permeable structure 16 is permeable hole.
Be provided with suction pump 8 in hypomere, suction pump 8 is communicated with tank 7 through water pipe 9; Tank 7 is connected with pipe network system 10, and pipe network system 10 is positioned at 11 times, the earth's surface shallow-layer in contaminated soil region, the upper edge of area to be repaired, and pipe network system 10 is provided with sprays mouth 12, in order to improve spray effect, sprays the below that mouth 12 is positioned at pipe network system 10; Be provided with active reaction layer 13 in pipe network system 10 bottom, thickness is 40cm, and in the present embodiment, active reaction layer 13 is filled with microorganism and cultivates filler, also can the reparation medicament of powder filler powder in practical application; Microorganism is cultivated filler and can be used alone with reparation medicament, also can use simultaneously.The method of construction of the similar permeable coefficient tensor of construction of this active reaction layer 13, only water (flow) direction is from laterally becoming longitudinally downwards.
In the present embodiment, suction pump 8 is positioned under level of ground water 14, be evacuated in the tank 7 of shallow surface by suction pump 8 by underground water, then a part of water sprays out to active reaction layer 13 by pipe network system 10 again, flows through downwards and enters in contaminated soil after active reaction layer 13; Some water enters contaminated soil from delivery port 6 after cultivating filler 4 by the microorganism that the permeable structure 16 bottom tank 7 penetrates in stage casing.Polluted underground water flows through microorganism when cultivating filler 4 and drenched into active reaction layer 13 by the pipe network system 10 of shallow-layer, the pollutant in polluted underground water by with the active reaction composition (such as slowly-releasing strong oxidizer, strong reducing property mineral matter, long-acting slow-release carbon source etc.) of these regional load by the chemistry of combining, biodegradation process and being repaired.Pressure by the downward osmosis of soil and suction pump 8 pushes and comes back to underground pollution waters by the underground water carrying active reaction composition or microorganism penetrating these regions, complete Soil leaching in this process and repair medicament, active microorganism in the distribution of whole target restoring area, thus reaches reparation object.Circulate and so forth, the soil of the unsaturated region in whole contaminated zone and zone of saturation and underground water can be repaired.The active filler of active reaction layer 13 and microorganism cultivate filler 4 can with concrete place situation, pollutant and design, arrange.
Conveniently control the working condition of suction pump 8, in tank 7, establish level sensor 15, detect the water yield in tank 7 with level sensor 15, when water level is lower than a certain value, starts suction pump 8 and start to draw water, when water level is higher than a certain value, close suction pump 8, stop pumping.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. contaminated soil and a underground water integration circulation well repair system, it is characterized in that, comprise the pumped well being positioned at contaminated soil region, described pumped well is divided into hypomere, stage casing and epimere from the bottom to top successively;
Described hypomere is provided with the first well sieve, is separated between described hypomere and stage casing by division board; Be placed with microorganism in described stage casing cultivate filler and/or repair medicament, the sidewall in described stage casing is provided with delivery port; Described epimere is tank, and the bottom of described tank is provided with permeable structure;
Be provided with suction pump in described hypomere, described suction pump is communicated with described tank through water pipe;
Described tank is connected with pipe network system, and described pipe network system is provided with sprinkling mouth;
Described pipe network system bottom is provided with active reaction layer, and described active reaction layer is filled with microorganism and cultivates filler or repair medicament.
2. a kind of contaminated soil as claimed in claim 1 and underground water integration circulation well repair system, is characterized in that, be provided with level sensor in described tank.
3. a kind of contaminated soil as claimed in claim 1 and underground water integration circulation well repair system, it is characterized in that, described sprinkling mouth is positioned at the below of described pipe network system.
4. a kind of contaminated soil as claimed in claim 1 and underground water integration circulation well repair system, it is characterized in that, described stage casing is provided with the second well sieve, and described delivery port is the sieve aperture of the second well sieve.
5. a kind of contaminated soil as claimed in claim 1 and underground water integration circulation well repair system, is characterized in that, described pipe network system is positioned at the upper edge of shallow-layer under the earth's surface in contaminated soil region, area to be repaired.
6. a kind of contaminated soil as claimed in claim 1 and underground water integration circulation well repair system, is characterized in that, the microorganism cultivation filler in described stage casing is suspension or is positioned on Multilayered net frame in water.
7. a kind of contaminated soil as claimed in claim 1 and underground water integration circulation well repair system, it is characterized in that, the permeable structure bottom described tank is permeable hole.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420703408.0U CN204276513U (en) | 2014-11-21 | 2014-11-21 | A kind of contaminated soil and underground water integration circulation well repair system |
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| CN201420703408.0U CN204276513U (en) | 2014-11-21 | 2014-11-21 | A kind of contaminated soil and underground water integration circulation well repair system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106703085A (en) * | 2016-12-22 | 2017-05-24 | 上海岩土工程勘察设计研究院有限公司 | Water collection system for polluted soil isolation and working method thereof |
| CN106914482A (en) * | 2017-03-09 | 2017-07-04 | 上海广联环境岩土工程股份有限公司 | The in-situ remediation system of contaminated soil and underground water |
| CN107986555A (en) * | 2017-11-14 | 2018-05-04 | 中电建水环境治理技术有限公司 | Ground water circulation restorative procedure and system based on function pipe network |
| CN108655160A (en) * | 2018-05-21 | 2018-10-16 | 永清环保股份有限公司 | A kind of three-dimensional circular for underground water in-situ immobilization disturbs intensifying device and method |
| CN111439851A (en) * | 2020-05-29 | 2020-07-24 | 江苏华东地质工程有限公司（江苏省有色金属华东地质勘查局八一〇队） | Permeable reaction system and method for treating polluted soil and underground water by using permeable reaction system |
| CN114309030A (en) * | 2021-12-15 | 2022-04-12 | 生态环境部南京环境科学研究所 | Deep stirring injection remediation method based on in-situ oxidation remediation of soil |
| CN114716066A (en) * | 2022-04-18 | 2022-07-08 | 成都理工大学 | Permeable reactive barrier coupled circulating well system and method for repairing underground water |
| CN115178577A (en) * | 2022-07-07 | 2022-10-14 | 江苏华东地质建设集团有限公司 | Soil and underground water pollution prevention and control system and use method thereof |
| CN115180714A (en) * | 2022-07-07 | 2022-10-14 | 江苏华东地质建设集团有限公司 | Circulating well repairing system for treating organic matters in polluted underground water |
| CN115636464A (en) * | 2022-05-19 | 2023-01-24 | 成都理工大学 | Method for repairing underground water pollution by coupling circulating well with permeable reactive barrier |
-
2014
- 2014-11-21 CN CN201420703408.0U patent/CN204276513U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106703085A (en) * | 2016-12-22 | 2017-05-24 | 上海岩土工程勘察设计研究院有限公司 | Water collection system for polluted soil isolation and working method thereof |
| CN106703085B (en) * | 2016-12-22 | 2019-02-05 | 上海岩土工程勘察设计研究院有限公司 | A kind of aqueous vapor collection system and its working method in Polluted Soil isolation |
| CN106914482A (en) * | 2017-03-09 | 2017-07-04 | 上海广联环境岩土工程股份有限公司 | The in-situ remediation system of contaminated soil and underground water |
| CN107986555A (en) * | 2017-11-14 | 2018-05-04 | 中电建水环境治理技术有限公司 | Ground water circulation restorative procedure and system based on function pipe network |
| CN108655160A (en) * | 2018-05-21 | 2018-10-16 | 永清环保股份有限公司 | A kind of three-dimensional circular for underground water in-situ immobilization disturbs intensifying device and method |
| CN111439851A (en) * | 2020-05-29 | 2020-07-24 | 江苏华东地质工程有限公司（江苏省有色金属华东地质勘查局八一〇队） | Permeable reaction system and method for treating polluted soil and underground water by using permeable reaction system |
| CN114309030A (en) * | 2021-12-15 | 2022-04-12 | 生态环境部南京环境科学研究所 | Deep stirring injection remediation method based on in-situ oxidation remediation of soil |
| CN114309030B (en) * | 2021-12-15 | 2022-11-25 | 生态环境部南京环境科学研究所 | Deep stirring injection remediation method based on in-situ oxidation soil remediation |
| CN114716066A (en) * | 2022-04-18 | 2022-07-08 | 成都理工大学 | Permeable reactive barrier coupled circulating well system and method for repairing underground water |
| CN115636464A (en) * | 2022-05-19 | 2023-01-24 | 成都理工大学 | Method for repairing underground water pollution by coupling circulating well with permeable reactive barrier |
| CN115636464B (en) * | 2022-05-19 | 2024-08-23 | 成都理工大学 | Method for repairing groundwater pollution by coupling circulating well with permeable reactive barrier |
| CN115178577A (en) * | 2022-07-07 | 2022-10-14 | 江苏华东地质建设集团有限公司 | Soil and underground water pollution prevention and control system and use method thereof |
| CN115180714A (en) * | 2022-07-07 | 2022-10-14 | 江苏华东地质建设集团有限公司 | Circulating well repairing system for treating organic matters in polluted underground water |
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