CN106186353A - Soil improvement equipment for cadmium pollution - Google Patents

Soil improvement equipment for cadmium pollution Download PDF

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Publication number
CN106186353A
CN106186353A CN201610602445.6A CN201610602445A CN106186353A CN 106186353 A CN106186353 A CN 106186353A CN 201610602445 A CN201610602445 A CN 201610602445A CN 106186353 A CN106186353 A CN 106186353A
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CN
China
Prior art keywords
immobilized microorganism
layer
cadmium pollution
magnetic
microorganism 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.)
Pending
Application number
CN201610602445.6A
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Chinese (zh)
Inventor
崔晓辉
Original Assignee
崔晓辉
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Publication date
Application filed by 崔晓辉 filed Critical 崔晓辉
Priority to CN201610602445.6A priority Critical patent/CN106186353A/en
Publication of CN106186353A publication Critical patent/CN106186353A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09CRECLAMATION OF CONTAMINATED SOIL
    • B09C1/00Reclamation of contaminated soil
    • B09C1/10Reclamation of contaminated soil microbiologically, biologically or by using enzymes
    • B09C1/105Reclamation of contaminated soil microbiologically, biologically or by using enzymes using fungi or plants
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • C02F3/348Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the way or the form in which the microorganisms are added or dosed
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/20Heavy metals or heavy metal compounds

Abstract

The invention discloses the soil improvement equipment for cadmium pollution, well is processed including cadmium pollution, immobilized microorganism ball, field generator for magnetic, water pump and sparge pipe, described cadmium 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 meerschaum, 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 cadmium in soil, and achieves the recycling of water.

Description

Soil improvement equipment for cadmium pollution
Technical field
The present invention relates to soil improvement field, especially for the soil improvement equipment of cadmium pollution.
Background technology
Cadmium is that one is soft, ductility good and corrosion resistant rare metal, has refractory organics, hypotoxicity, high stability And can be accumulative, can accumulate in animal, plant and aquatile body, cadmium can be at liver, kidney and skeleton after entering human body Middle accumulation, can cause nature fracture and the disease such as arteriosclerotic renal atrophy, chronic spheroid nephritis, endanger health time serious Evil is the biggest.Cadmium is classified as the 6th noxious substance jeopardizing health by toxicity committee of the U.S. (ATSDR) at present, associating State United Nations Environment Programme (UNEP) (DNFP) and world occupational health heavy metal committee also list cadmium in the environmental contaminants of primary study, generation Boundary's health organization (WHO) is then as the food contaminant of priority research.
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 the soil improvement equipment for cadmium pollution, process the cadmium pollution in soil.
For achieving the above object, the present invention provides following technical scheme: for the soil improvement equipment of cadmium pollution, including cadmium Pollution processes well, immobilized microorganism ball, field generator for magnetic, water pump and sparge pipe, and described cadmium pollution processes well from outside to inside Being followed successively by sand stone layer, artificial substratum layer, immobilized microorganism layer and pervious bed, described artificial substratum layer is by meerschaum and Calx Stone forms, and in described immobilized microorganism layer, input has immobilized microorganism ball, described immobilized microorganism ball to be dirty by activity Mud is made with metallic nickel, and activated sludge is sufficiently mixed by chemical agent according to the ratio of 3:1 with metallic nickel, then by activated sludge Made by mould spherical with the mixture of metallic nickel, then air-dry, then will air-dry after spherical mixture be placed among magnetic field, Filter out the internal spherical mixture containing metallic nickel and i.e. obtain described immobilized microorganism ball, mainly wrap in described activated sludge Containing aspergillosis and two kinds of microorganisms of streptomycete, described pervious bed is by membrane module, is provided with well, described well in the middle of pervious bed Interior connection has drinking-water pipe, and described drinking-water pipe connects water pump, and described water pump connects has sparge pipe, described sparge pipe to be evenly distributed on soil Earth 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 cadmium pollution processes and is provided around a plurality of braiding channel under well, the current direction cadmium 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: cadmium 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 meerschaum, and immobilization is micro- Throwing in biosphere has immobilized microorganism ball, described immobilized microorganism ball to be made up with metallic nickel of activated sludge, activity Mud is sufficiently mixed by chemical agent according to the ratio of 3:1 with metallic nickel, then is led to by the mixture of activated sludge with metallic nickel Cross mould and make spherical, then air-dry, the more spherical mixture after air-drying is placed among magnetic field, filters out internal containing metal The spherical mixture of nickel i.e. obtains described immobilized microorganism ball, and metallic nickel has bigger proportion, therefore immobilized microorganism ball There is preferable settling property, and in activated sludge, mainly comprise aspergillosis and two kinds of microorganisms of streptomycete, both microorganisms Have good adsorption treatment ability to cadmium, pervious bed is made up of membrane module, and meerschaum can adsorb the cadmium in water, reduces water The content of middle cadmium, and in activated sludge, aspergillosis and streptomycete can process cadmium in water further, and membrane module can be inhaled again Cadmium ion in attached water, such cadmium is through adsorption treatment layer by layer, and in water, the content of cadmium arrives discharge standard;Processed by cadmium pollution Water after well purifies sprays in soil by water pump and sparge pipe, brings the cadmium in soil into braiding channel, braiding channel by water In water again through cadmium pollution process well purify, immobilized microorganism ball and membrane module periodic replacement, so can not only remove Cadmium 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, cadmium 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: for the soil improvement equipment of cadmium pollution, including Cadmium pollution processes well 15, immobilized microorganism ball 6, field generator for magnetic 9, water pump 12 and sparge pipe 13, and cadmium pollution processes well 15 Being followed successively by sand stone layer 1, artificial substratum layer 2, immobilized microorganism layer 3 and pervious bed 4 from outside to inside, artificial substratum layer 2 is by sea Afrodite forms with limestone, and in immobilized microorganism layer 3, input has immobilized microorganism ball 6, immobilized microorganism ball 6 is by living Property mud, activated carbon are made with metallic nickel, and activated sludge and metallic nickel are sufficiently mixed by chemical agent according to the ratio of 3:1, Again activated sludge is made by mould spherical with the mixture of metallic nickel, then air-dries, then will air-dry after spherical mixture Being placed among magnetic field, filter out the internal spherical mixture containing metallic nickel and i.e. obtain immobilized microorganism ball 6, metallic nickel has relatively Big proportion, therefore immobilized microorganism ball 6 has preferable settling property, mainly comprises aspergillosis and strepto-in activated sludge Two kinds of microorganisms of bacterium, both microorganisms have good adsorption treatment ability to cadmium, it is possible to the cadmium in absorption water, pervious bed 4 Being made up of membrane module, be provided with well 5 in the middle of pervious bed 4, connecting in well 5 has drinking-water pipe 11, drinking-water pipe 11 to connect water pump 12, water pump 12 connects has sparge pipe 13, sparge pipe 13 to be evenly distributed on 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.
Cadmium pollution processes and is provided around a plurality of braiding channel 14 under well 15, and the current direction cadmium 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 cadmium pollution to be sprayed by water pump 12 and sparge pipe 13 Pouring in soil, the cadmium in soil is brought into braiding channel 14, the water in braiding channel 14 is when processing well 15 through cadmium pollution, manually Meerschaum in hypothallus 2 can adsorb the cadmium in water, reduces the content of cadmium in water, and aspergillosis and streptomycete in activated sludge Cadmium in water can be processed further, and membrane module can adsorb the cadmium ion in water again, such cadmium through adsorption treatment layer by layer, In water, the content of cadmium arrives discharge standard;Process the water after well 15 purifies by cadmium pollution and spray soil by water pump and sparge pipe In earth, bringing the cadmium in soil into braiding channel 14 by water, the water in braiding channel 14 processes well 15 through cadmium pollution again and purifies, Gu Surely change microorganism ball and membrane module periodic replacement, so can not only remove the cadmium in soil, and the circulation achieving water makes With.
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 the soil improvement equipment of cadmium pollution, it is characterized in that: include that cadmium pollution processes well, immobilized microorganism ball, magnetic field Generating means, water pump and sparge pipe, described cadmium pollution processes well and is followed successively by sand stone layer, artificial substratum layer, immobilization from outside to inside Microbial layer and pervious bed, described artificial substratum layer is made up of with limestone meerschaum, throws in described immobilized microorganism layer Being placed with immobilized microorganism ball, described immobilized microorganism ball is made up with metallic nickel of activated sludge, activated sludge and metal Nickel is sufficiently mixed by chemical agent according to the ratio of 3:1, then is made by mould by the mixture of activated sludge with metallic nickel Spherical, then air-dry, the more spherical mixture after air-drying is placed among magnetic field, filter out internal spherical mixed containing metallic nickel Compound i.e. obtains described immobilized microorganism ball, mainly comprises aspergillosis and two kinds of microorganisms of streptomycete in described activated sludge, Described pervious bed is by membrane module, is provided with well in the middle of pervious bed, and connecting in described well has drinking-water pipe, and described drinking-water pipe is even 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.
Soil improvement equipment for cadmium pollution the most according to claim 1, is characterized in that: described immobilized microorganism layer Inside being provided with mud recovery tube, described mud recovery tube is used for collecting immobilized microorganism ball and suspended sludge, then will reclaim Immobilized microorganism ball decompose and obtain metallic nickel, then suspended sludge and the metallic nickel of recovery are made the most again by chemical reagent Become immobilized microorganism ball, then periodically the immobilized microorganism ball made is put in immobilized microorganism layer, described mud Recovery tube passes through pump by immobilized microorganism ball sucking-off, it is achieved the recycling of immobilized microorganism ball.
Soil improvement equipment for cadmium pollution the most according to claim 1, is characterized in that: described cadmium pollution processes well Under be provided around a plurality of braiding channel, the current direction cadmium pollution of described braiding channel processes well, and described braiding channel is to be enclosed by water-permeable brick Become.
Soil improvement equipment for cadmium pollution the most according to claim 1, is characterized in that: described immobilized microorganism ball A diameter of 10-15mm.
CN201610602445.6A 2016-07-28 2016-07-28 Soil improvement equipment for cadmium pollution Pending CN106186353A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610602445.6A CN106186353A (en) 2016-07-28 2016-07-28 Soil improvement equipment for cadmium pollution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610602445.6A CN106186353A (en) 2016-07-28 2016-07-28 Soil improvement equipment for cadmium pollution

Publications (1)

Publication Number Publication Date
CN106186353A true CN106186353A (en) 2016-12-07

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Application Number Title Priority Date Filing Date
CN201610602445.6A Pending CN106186353A (en) 2016-07-28 2016-07-28 Soil improvement equipment for cadmium pollution

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104085993A (en) * 2014-08-01 2014-10-08 袁珩 Artificial wetland device
CN104098179A (en) * 2014-08-01 2014-10-15 方帅 Assembled type sewage treatment device for aerobic and anaerobic immobilized microorganisms

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104085993A (en) * 2014-08-01 2014-10-08 袁珩 Artificial wetland device
CN104098179A (en) * 2014-08-01 2014-10-15 方帅 Assembled type sewage treatment device for aerobic and anaerobic immobilized microorganisms
CN104085993B (en) * 2014-08-01 2015-12-09 新昌县澄潭镇澄设机械厂 A kind of constructed wetland device
CN104098179B (en) * 2014-08-01 2016-05-04 深圳市深水生态环境技术有限公司 Assembly type aerobic-anaerobic immobilized microorganism sewage-treatment plant

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Application publication date: 20161207

RJ01 Rejection of invention patent application after publication