CN106180165A - A kind of for arsenic contaminated soil cleaning equipment - Google Patents
A kind of for arsenic contaminated soil cleaning equipment Download PDFInfo
- Publication number
- CN106180165A CN106180165A CN201610602497.3A CN201610602497A CN106180165A CN 106180165 A CN106180165 A CN 106180165A CN 201610602497 A CN201610602497 A CN 201610602497A CN 106180165 A CN106180165 A CN 106180165A
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- CN
- China
- Prior art keywords
- immobilized microorganism
- layer
- arsenic
- well
- ball
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/02—Extraction using liquids, e.g. washing, leaching, flotation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/002—Reclamation of contaminated soil involving in-situ ground water treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C2101/00—In situ
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Inorganic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a kind of for arsenic contaminated soil cleaning equipment, well is processed including arsenic pollution, immobilized microorganism ball, field generator for magnetic, water pump and sparge pipe, described arsenic pollution processes well and is followed successively by sand stone layer from outside to inside, artificial substratum layer, immobilized microorganism layer and pervious bed, described artificial substratum layer is made up of with limestone activated alumina, described field generator for magnetic includes spiral winding, transformator and power supply, described spiral winding is wrapped in the periphery of immobilized microorganism layer, spiral winding and transformator Electricity Federation, transformator and power supply Electricity Federation, described pervious bed is made up of membrane module, well it is provided with in the middle of pervious bed, connect in described well and have drinking-water pipe, described drinking-water pipe connects water pump, described water pump connects sparge pipe, described sparge pipe is evenly distributed on soil surface.The present invention can not only remove the arsenic in soil, and achieves the recycling of water.
Description
Technical field
The present invention relates to soil improvement field, particularly a kind of for arsenic contaminated soil cleaning equipment.
Background technology
Arsenic and toxicity of compound thereof are relatively big, and health can be caused serious harm by long-term Excess free enthalpy, cause chronic and
Acute poisoning or even cancer.In recent years, water environment arsenic contamination accident takes place frequently, and there is also drinking water arsenic in indivedual areas and exceeds standard and ask
Topic.Arsenic in soil pollutes and generally enters human body by food and subsoil water, and the improvement of native land earth is extremely urgent.
At present, obtain immobilized microorganism technology paying close attention to widely, such as Patent No. both at home and abroad: 200910056687.X
Describing a kind of immobilized microorganism preparation method in patent specification, immobilized microorganism is mainly characterized by Microorganism incubation
Become a kind of solid-state, be placed in sewage and there is fixing shape, and microorganism not loss of activity, there is good sewage disposal effect
Really.
Summary of the invention
It is an object of the invention to provide a kind of for arsenic contaminated soil cleaning equipment, process the arsenic in soil and pollute.
For achieving the above object, the present invention provides following technical scheme: a kind of for arsenic contaminated soil cleaning equipment, bag
Including arsenic pollution and process well, immobilized microorganism ball, field generator for magnetic, water pump and sparge pipe, described arsenic pollution processes well from outward
Being followed successively by sand stone layer, artificial substratum layer, immobilized microorganism layer and pervious bed in, described artificial substratum layer is by active oxidation
Aluminum and limestone form, and throwing in described immobilized microorganism layer has the immobilized microorganism ball, described immobilized microorganism ball to be
Being made up with metallic nickel of activated sludge, activated sludge is sufficiently mixed by chemical agent according to the ratio of 5:1 with metallic nickel, then will
Activated sludge is made spherical with the mixture of metallic nickel by mould, then air-dries, then will air-dry after spherical mixture be placed in
Among magnetic field, filtering out the internal spherical mixture containing metallic nickel and i.e. obtain described immobilized microorganism ball, described pervious bed is
By membrane module, being provided with well in the middle of pervious bed, connecting in described well has drinking-water pipe, and described drinking-water pipe connects water pump, described
Water pump connects has sparge pipe, described sparge pipe to be evenly distributed on soil surface；
Described field generator for magnetic includes that spiral winding, transformator and power supply, described spiral winding are wrapped in immobilized microorganism
The periphery of layer, spiral winding and transformator Electricity Federation, transformator and power supply Electricity Federation, described power supply controls spiral winding by transformator
Current intensity and direction, thus control the size and Orientation in magnetic field, immobilized microorganism layer define a magnetic field, magnetic
Field action, in immobilized microorganism layer, makes immobilized microorganism ball suspend and the most mixed with sewage in immobilized microorganism layer
Close.
Preferably, being provided with mud recovery tube in described immobilized microorganism layer, described mud recovery tube is used for collecting admittedly
Surely change microorganism ball and suspended sludge, then the immobilized microorganism ball of recovery is decomposed and obtain metallic nickel, more outstanding by reclaim
Floating mud and metallic nickel make immobilized microorganism ball, the micro-life of immobilization then periodically will made the most again by chemical reagent
Thing ball puts in immobilized microorganism layer, and described mud recovery tube passes through pump by immobilized microorganism ball sucking-off, it is achieved immobilization
The recycling of microorganism ball.
Preferably, described arsenic pollution processes and is provided around a plurality of braiding channel under well, the current direction arsenic of described braiding channel
Pollution processes well, and described braiding channel is to be surrounded by water-permeable brick.
Preferably, a diameter of 10-15mm of described immobilized microorganism ball.
Compared with prior art, the invention has the beneficial effects as follows: arsenic pollution processes well and is followed successively by sand stone layer, people from outside to inside
Work hypothallus, immobilized microorganism layer and pervious bed, described artificial substratum layer is made up of with limestone activated alumina, fixing
Throwing in changing microbial layer has immobilized microorganism ball, described immobilized microorganism ball to be made up with metallic nickel of activated sludge,
Activated sludge is sufficiently mixed by chemical agent according to the ratio of 5:1 with metallic nickel, then the mixing by activated sludge Yu metallic nickel
Thing is made spherical by mould, then air-dries, then will air-dry after spherical mixture be placed among magnetic field, filter out inside and contain
The spherical mixture of metallic nickel i.e. obtains described immobilized microorganism ball, and metallic nickel has bigger proportion, the therefore micro-life of immobilization
Thing ball has preferable settling property, and activated sludge has good adsorption treatment ability to arsenic, and pervious bed is by membrane module
Composition, activated alumina can adsorb the arsenic in water, reduces the content of arsenic in water, and activated sludge can process in water further
Arsenic, and membrane module can adsorb the arsenic ion in water again, the content of such arsenic arsenic in adsorption treatment layer by layer, water arrives row
Put standard；Process the water after well purifies by arsenic pollution and spray in soil by water pump and sparge pipe, the arsenic in soil is led to
Crossing water and bring braiding channel into, the water in braiding channel processes well through arsenic pollution again and purifies, and immobilized microorganism ball and membrane module are regular
Change, so can not only remove the arsenic in soil, and achieve the recycling of water.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the top view of the present invention；
Fig. 3 is immobilized microorganism layer and field generator for magnetic structure chart.
In figure: 1, sand stone layer, 2, artificial substratum layer, 3, immobilized microorganism layer, 4, pervious bed, 5, well, 6, immobilization
Microorganism ball, 7, power supply, 8, transformator, 9, field generator for magnetic, 10, spiral winding, 11, drinking-water pipe, 12, water pump, 13, water spray
Pipe, 14, braiding channel, 15, arsenic pollution process well, 16, mud recovery tube.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Embodiment, refers to figure, and the present invention provides a kind of technical scheme: a kind of for arsenic contaminated soil cleaning equipment,
Processing well 15, immobilized microorganism ball 6, field generator for magnetic 9, water pump 12 and sparge pipe 13 including arsenic pollution, arsenic pollution processes
Well 15 is followed successively by sand stone layer 1, artificial substratum layer 2, immobilized microorganism layer 3 and pervious bed 4 from outside to inside, and artificial substratum layer 2 is
Being made up of with limestone activated alumina, throwing in immobilized microorganism layer 3 has immobilized microorganism ball 6, immobilized microorganism
Ball 6 is made up with metallic nickel of activated sludge, and activated sludge and metallic nickel are the most mixed by chemical agent according to the ratio of 5:1
Close, then activated sludge made by mould spherical with the mixture of metallic nickel, then air-dry, then will air-dried after spherical mixing
Thing is placed among magnetic field, filters out the internal spherical mixture containing metallic nickel and i.e. obtains immobilized microorganism ball 6, and metallic nickel has
Bigger proportion, therefore immobilized microorganism ball 6 has preferable settling property, and arsenic is had very by the microorganism in activated sludge
Good adsorption treatment ability, it is possible to the arsenic in absorption water, pervious bed 4 is made up of membrane module, is provided with well in the middle of pervious bed 4
5, connect in well 5 and have drinking-water pipe 11, drinking-water pipe 11 to connect water pump 12, water pump 12 connects sparge pipe 13, and sparge pipe 13 is uniform
It is distributed in soil surface.
Field generator for magnetic 9 includes spiral winding 10, transformator 8 and power supply 7, and spiral winding 10 is wrapped in the micro-life of immobilization
The periphery of nitride layer 3, spiral winding 10 and transformator 8 Electricity Federation, transformator 8 and power supply 7 Electricity Federation, power supply 7 controls spiral shell by transformator 8
The current intensity of spin line circle 10 and direction, thus control the size and Orientation in magnetic field, in immobilized microorganism layer, define one
Individual magnetic field, the action of a magnetic field in immobilized microorganism layer 3, make immobilized microorganism ball 6 suspend and with in immobilized microorganism layer 3
Sewage is sufficiently mixed,
Being provided with mud recovery tube 16 in immobilized microorganism layer 3, mud recovery tube 16 is used for collecting immobilized microorganism ball 6 He
Suspended sludge, then decomposes the immobilized microorganism ball 6 of recovery and obtains metallic nickel, then by the suspended sludge reclaimed and metallic nickel
The most again made immobilized microorganism ball 6 by chemical reagent, then periodically the immobilized microorganism ball 6 made is put into fixing
Changing in microbial layer 3, mud recovery tube 16 passes through pump by immobilized microorganism ball 6 sucking-off, it is achieved returning of immobilized microorganism ball 6
Receive and utilize.
Arsenic pollution processes and is provided around a plurality of braiding channel 14 under well 15, and the current direction arsenic pollution of braiding channel 14 processes well
15, braiding channel 14 is to be surrounded by water-permeable brick.Process the water after well 15 purifies by arsenic pollution to be sprayed by water pump 12 and sparge pipe 13
Pouring in soil, the arsenic in soil is brought into braiding channel 14, the water in braiding channel 14 is when processing well 15 through arsenic pollution, manually
Activated alumina in hypothallus 2 can adsorb the arsenic in water, reduces the content of arsenic in water, and the microorganism energy in activated sludge
Arsenic in the enough water of process further, and membrane module can adsorb the arsenic ion in water again, such arsenic is through adsorption treatment layer by layer, water
The content of middle arsenic arrives discharge standard；Process the water after well 15 purifies by arsenic pollution and spray soil by water pump and sparge pipe
In, bring the arsenic in soil into braiding channel 14 by water, the water in braiding channel 14 processes well 15 through arsenic pollution again and purifies, fixing
Change microorganism ball and membrane module periodic replacement, so can not only remove the arsenic in soil, and achieve the recycling of water.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and
In addition equivalent or change are conceived in improvement, all should contain within the scope of the present invention.
Claims (4)
1., for an arsenic contaminated soil cleaning equipment, it is characterized in that: include arsenic pollution process well, immobilized microorganism ball,
Field generator for magnetic, water pump and sparge pipe, described arsenic pollution processes well and is followed successively by sand stone layer, artificial substratum layer from outside to inside, consolidates
Surely changing microbial layer and pervious bed, described artificial substratum layer is made up of with limestone activated alumina, the micro-life of described immobilization
Throwing in nitride layer has immobilized microorganism ball, described immobilized microorganism ball to be made up with metallic nickel of activated sludge, and activity is dirty
Mud is sufficiently mixed by chemical agent according to the ratio of 5:1 with metallic nickel, then is passed through by the mixture of activated sludge with metallic nickel
Mould is made spherical, then air-dries, the more spherical mixture after air-drying is placed among magnetic field, filters out internal containing metallic nickel
Spherical mixture i.e. obtain described immobilized microorganism ball, described pervious bed is by membrane module, is provided with well in the middle of pervious bed,
Connecting in described well and have drinking-water pipe, described drinking-water pipe connects water pump, and described water pump connects sparge pipe, and described sparge pipe is uniform
It is distributed in soil surface；
Described field generator for magnetic includes that spiral winding, transformator and power supply, described spiral winding are wrapped in immobilized microorganism
The periphery of layer, spiral winding and transformator Electricity Federation, transformator and power supply Electricity Federation, described power supply controls spiral winding by transformator
Current intensity and direction, thus control the size and Orientation in magnetic field, immobilized microorganism layer define a magnetic field, magnetic
Field action, in immobilized microorganism layer, makes immobilized microorganism ball suspend and the most mixed with sewage in immobilized microorganism layer
Close.
One the most according to claim 1 is used for arsenic contaminated soil cleaning equipment, it is characterized in that: the micro-life of described immobilization
Being provided with mud recovery tube in nitride layer, described mud recovery tube is used for collecting immobilized microorganism ball and suspended sludge, then will
The immobilized microorganism ball decomposition reclaimed obtains metallic nickel, then suspended sludge and the metallic nickel of recovery is weighed by chemical reagent again
Newly formed immobilized microorganism ball, then periodically puts in immobilized microorganism layer by the immobilized microorganism ball made, described
Mud recovery tube passes through pump by immobilized microorganism ball sucking-off, it is achieved the recycling of immobilized microorganism ball.
One the most according to claim 1 is used for arsenic contaminated soil cleaning equipment, it is characterized in that: described arsenic pollution processes
Being provided around a plurality of braiding channel under well, the current direction arsenic pollution of described braiding channel processes well, and described braiding channel is by permeable
Brick surrounds.
One the most according to claim 1 is used for arsenic contaminated soil cleaning equipment, it is characterized in that: the micro-life of described immobilization
A diameter of 10-15mm of thing ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610602497.3A CN106180165A (en) | 2016-07-28 | 2016-07-28 | A kind of for arsenic contaminated soil cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610602497.3A CN106180165A (en) | 2016-07-28 | 2016-07-28 | A kind of for arsenic contaminated soil cleaning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106180165A true CN106180165A (en) | 2016-12-07 |
Family
ID=57495984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610602497.3A Pending CN106180165A (en) | 2016-07-28 | 2016-07-28 | A kind of for arsenic contaminated soil cleaning equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN106180165A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107876561A (en) * | 2017-12-12 | 2018-04-06 | 湖南师范大学 | The method that original position removes the post loading system of soil arsenic pollution and removes soil arsenic pollution |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1204625A (en) * | 1997-07-02 | 1999-01-13 | 科学技术振兴事业团 | Microorganisms-immobilized magnetic carriers, process for producing carriers and method of treating waste water |
| JP2006130419A (en) * | 2004-11-05 | 2006-05-25 | Tanaka Kankyo Kaihatsu Kk | Contaminated stratum cleaning system and contaminated stratum cleaning method using it |
| CN102652956A (en) * | 2012-04-19 | 2012-09-05 | 中国环境科学研究院 | Chromium pollution soil in-situ leaching treatment method |
| CN103008334A (en) * | 2012-11-26 | 2013-04-03 | 中国地质大学（武汉） | In-situ rainwater leaching repair system for contaminated soil |
| CN203853374U (en) * | 2014-01-13 | 2014-10-01 | 韩清洁 | In-situ polluted soil leaching system |
| CN104098231A (en) * | 2014-08-01 | 2014-10-15 | 谢众 | Immobilized microorganism constructed wetland system |
| CN204018363U (en) * | 2013-09-23 | 2014-12-17 | 天津绿茵景观生态建设股份有限公司 | A kind of integration unit for contaminated soil reparation and revegetation |
| CN205236610U (en) * | 2015-12-18 | 2016-05-18 | 江苏维尔利环保科技股份有限公司 | Go up STREAMING PRB technique and repair device that hexavalent chromium pollutes groundwater |
-
2016
- 2016-07-28 CN CN201610602497.3A patent/CN106180165A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1204625A (en) * | 1997-07-02 | 1999-01-13 | 科学技术振兴事业团 | Microorganisms-immobilized magnetic carriers, process for producing carriers and method of treating waste water |
| JP2006130419A (en) * | 2004-11-05 | 2006-05-25 | Tanaka Kankyo Kaihatsu Kk | Contaminated stratum cleaning system and contaminated stratum cleaning method using it |
| CN102652956A (en) * | 2012-04-19 | 2012-09-05 | 中国环境科学研究院 | Chromium pollution soil in-situ leaching treatment method |
| CN103008334A (en) * | 2012-11-26 | 2013-04-03 | 中国地质大学（武汉） | In-situ rainwater leaching repair system for contaminated soil |
| CN204018363U (en) * | 2013-09-23 | 2014-12-17 | 天津绿茵景观生态建设股份有限公司 | A kind of integration unit for contaminated soil reparation and revegetation |
| CN203853374U (en) * | 2014-01-13 | 2014-10-01 | 韩清洁 | In-situ polluted soil leaching system |
| CN104098231A (en) * | 2014-08-01 | 2014-10-15 | 谢众 | Immobilized microorganism constructed wetland system |
| CN205236610U (en) * | 2015-12-18 | 2016-05-18 | 江苏维尔利环保科技股份有限公司 | Go up STREAMING PRB technique and repair device that hexavalent chromium pollutes groundwater |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107876561A (en) * | 2017-12-12 | 2018-04-06 | 湖南师范大学 | The method that original position removes the post loading system of soil arsenic pollution and removes soil arsenic pollution |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |
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| RJ01 | Rejection of invention patent application after publication |