CN107755417A - A kind of contaminated soil remediation device - Google Patents
A kind of contaminated soil remediation device Download PDFInfo
- Publication number
- CN107755417A CN107755417A CN201711154208.9A CN201711154208A CN107755417A CN 107755417 A CN107755417 A CN 107755417A CN 201711154208 A CN201711154208 A CN 201711154208A CN 107755417 A CN107755417 A CN 107755417A
- Authority
- CN
- China
- Prior art keywords
- case
- crush box
- thermal desorption
- contaminated soil
- infrared thermal
- 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.)
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- 238000005067 remediation Methods 0.000 title claims abstract description 47
- 239000002689 soil Substances 0.000 title claims abstract description 42
- 238000003795 desorption Methods 0.000 claims abstract description 32
- 244000005700 microbiome Species 0.000 claims abstract description 29
- 238000001179 sorption measurement Methods 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 238000011084 recovery Methods 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 12
- 239000002918 waste heat Substances 0.000 claims description 12
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 210000000498 stratum granulosum Anatomy 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims 1
- 238000003900 soil pollution Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000002068 microbial inoculum Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910052901 montmorillonite Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007102 metabolic function Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 231100001234 toxic pollutant Toxicity 0.000 description 1
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/06—Reclamation of contaminated soil thermally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/10—Reclamation of contaminated soil microbiologically, biologically or by using enzymes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Biotechnology (AREA)
- General Health & Medical Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Mycology (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention is soil remediation field, more particularly to a kind of contaminated soil remediation device, including crush box, infrared thermal desorption case and microorganism remediation case, the top right side of the crush box is provided with feeding conveyer belt, shower nozzle is provided with above crush box, the bottom of crush box is provided with crushing knife；Economizer bank is arranged with the outside of the crush box, guide plate is provided with the left of feeding conveyer belt；The inner surface at top is fixed with adsorption layer in the infrared thermal desorption case, the top of both sides offers air inlet and gas outlet respectively in infrared thermal desorption case, air inlet is located at the lower section of adsorption layer, one end of gas outlet is located inside adsorption layer, and the inner surface of infrared thermal desorption case both sides is respectively fixed with infrared heating device and microwave heating equipment；The microorganism remediation lower box part is provided with agitating shaft.The present invention has the advantages of reparation comprehensively and energy-conserving and environment-protective can be carried out to contaminated soil.
Description
Technical field
The present invention is soil remediation field, and in particular to a kind of contaminated soil remediation device.
Technical background
Soil is Main Natural Resources for the survival of mankind, is the material base of human being's production life.As society passes through
The high speed development of Ji, soil pollution have become global environmental problem.Carry out national Soil Pollution Investigation knot in China
Fruit shows that China's soil environment situation totally allows of no optimist, and some areas soil pollution is heavier, and arable soil environmental quality causes anxiety,
Industry and mining discarded ground soil environment outstanding problem.Under this situation, carry out the repair action of soil pollution, to promoting soil
Protection and sustainable use, realize that Sustainable Socioeconomic Development plays an important roll and meaning.
The restorative procedure of soil pollution at present mainly has physical chemistry recovery technique and bioremediation technology.Biological prosthetic skill
Art includes phytoremediation technology and microorganism remediation technology.Wherein, microorganism remediation technology is the metabolic function using microorganism
Reach the bioremediation technology for reducing toxic pollutant activity or being degraded into innocuous substance.Because the sphere of action of the technology is wide,
It is simple to operate, secondary pollution will not be produced, is the focus direction of current soil pollution recovery technique research and development.But soil is dirty
Dye single will not typically be present, and same soil may be simultaneously present inorganic matter pollution and Organic Pollution, and Organic Pollution, which has, to be mixed
Miscellaneous various pollutions.The prosthetic device for being conventionally used to soil pollution is typically repaired just for single inorganic matter or organic matter,
If want to repair soil pollution comprehensively, it is necessary to by a variety of prosthetic devices, cause with high costs, complex operation.
The content of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, there is provided one kind can be repaiied comprehensively to contaminated soil
Multiple and energy-conserving and environment-protective contaminated soil remediation devices.
To realize the purpose of the present invention, the technical solution adopted by the present invention is：
A kind of contaminated soil remediation device, including crush box, infrared thermal desorption case and microorganism remediation case, the crush box
Top right side be provided with feeding conveyer belt, shower nozzle is provided with above crush box, the bottom of crush box is provided with crushing knife；It is described
Economizer bank is arranged with the outside of crush box, guide plate is provided with the left of feeding conveyer belt, the bottom left of crush box is defeated provided with first
Expects pipe, first baffle is provided with the top of the first conveying pipeline；The inner surface at top is fixed with absorption in the infrared thermal desorption case
Layer, the top of both sides offers air inlet and gas outlet respectively in infrared thermal desorption case, and air inlet is located at the lower section of adsorption layer, gone out
One end of gas port is located inside adsorption layer, and the inner surface of infrared thermal desorption case both sides is respectively fixed with infrared heating device and microwave
Heater；The bottom of infrared thermal desorption case is provided with the second conveying pipeline, and second baffle is provided with the top of the second conveying pipeline；It is described
Microorganism remediation lower box part is provided with agitating shaft；The top of the microorganism remediation case is provided with shower nozzle；The microorganism remediation case
Lower section be provided with third baffle；Waste heat recovery pipe is arranged with the outside of the microorganism remediation case.
Preferably, the guide plate is arranged to groove-like structure.
Preferably, the angle of inclination of the guide plate and vertical direction is 40 °.
Preferably, the adsorption layer is natural nano montmorillonite stratum granulosum.
Preferably, it is provided with thermal isolating panel on the outside of the infrared thermal desorption case.
Preferably, it is equiped with cold flow matter in the waste heat recovery pipe.
Preferably, the waste heat recovery pipe connects with economizer bank.
Preferably, the crush box, infrared thermal desorption case and microorganism remediation case are cube structure.
Relative to prior art, the application achieves following beneficial effect：
The present invention can be carried out infrared thermal desorption and microorganism remediation successively to soil pollution, and repairing effect is more complete
Face.
Present invention employs the adsorption layer that can adsorb organic contamination particle so that the gas of discharge is all by absorption
Reason, reduces the generation of dusty gas.
The waste heat of the soil after infrared thermal desorption is recycled, there is significant energy-saving effect；
Brief description of the drawings
Fig. 1 is the structure chart of the present invention；
1st, crush box；2nd, infrared thermal desorption case；3rd, microorganism remediation case；4th, feeding conveyer belt；5th, shower nozzle；6th, crushing knife；
7th, the first conveying pipeline；8th, economizer bank；9th, guide plate；10th, first baffle；11st, adsorption layer；12nd, air inlet；13rd, gas outlet；14、
Infrared heating device；15th, microwave heating equipment；16th, the second conveying pipeline；17th, second baffle；18th, agitating shaft；19th, third baffle；
20th, discharge nozzle；21st, waste heat recovery pipe.
Embodiment
Embodiment 1
As shown in figure 1, the present invention provides a kind of contaminated soil remediation device, including crush box 1, the infrared and of thermal desorption case 2
Microorganism remediation case 3, the crush box 1, infrared thermal desorption case 2 and microorganism remediation case 3 are cube structure, the crushing
The top right side of case 1 is provided with feeding conveyer belt 4, and the top of crush box 1 is provided with shower nozzle 5, and the bottom of crush box 1 is provided with crushing
Knife 6.Contaminated soil is entered in crush box 1 by feeding conveyer belt 4, and shower nozzle 5 uniformly sprays water smoke to contaminated soil so that soil
It is more easy to crush, by the crushing of crushing knife, finally enters from the first conveying pipeline 7 in infrared thermal desorption case 2.Shower nozzle 5 discharges clear
The weight of water and contaminated soil ratio is 0.02~0.2.Economizer bank 8 is arranged with the outside of the crush box, contaminated soil can be ground
It is more careful, prepared for further separation polluter.
In order to be dropped when preventing contaminated soil from falling to rabbling mechanism by the discharge end of feed mechanism, feeding conveyer belt
Left side is provided with guide plate 9, and baffle plate is used to be oriented to the contaminated soil of output.Guide plate 9 is arranged to groove-like structure, can
Stop that contaminated soil is outwards dropped using side wall；The angle of inclination of guide plate 9 and vertical direction is 40 °, is the fortune of contaminated soil
It is defeated to play a part of being oriented to and buffer.
The bottom left of crush box is provided with the first conveying pipeline 7, and the top of the first conveying pipeline 7 is provided with first baffle 10, powder
Extract first baffle 10 after the completion of broken out, then the contaminated soil after crushing enters in infrared thermal desorption case 2, the infrared thermal desorption case
The inner surface at top is fixed with adsorption layer 11 in 2, and the adsorption layer 11 is natural nano montmorillonite stratum granulosum, can be to pollutant
Particle is adsorbed.The top of both sides offers air inlet 12 and gas outlet 13, air inlet 12 respectively in infrared thermal desorption case 2
In the lower section of adsorption layer 11, one end of gas outlet 13 is located inside adsorption layer 11, the inner surface difference of the infrared both sides of thermal desorption case 2
Infrared heating device 14 and microwave heating equipment 15 are fixed with, the infrared outside of thermal desorption case 2 is provided with thermal isolating panel.
After contaminated soil enters infrared thermal desorption case 2, infrared heating device 14 and microwave heating equipment 15 are opened, simultaneously will
Inert gas is filled with by air inlet 12, and in heating process, the pollution particulate matter of volatilization is adsorbed layer absorption, and remaining gas leads to
Cross gas outlet 13 to discharge, enter in external gas cleaning plant.
The bottom of infrared thermal desorption case 2 is provided with the second conveying pipeline 16, and the top of the second conveying pipeline 16 is provided with second baffle
17, extract second baffle 17 after the completion of infrared thermal desorption out, soil enters in microorganism remediation case 3.Under the microorganism remediation case 3
Portion is provided with agitating shaft 18, plays a part of uniform stirring.One or more sprays are additionally provided with the top of the microorganism remediation case
First 5, remediation microbial inoculum liquid and nutrient solution can be sprayed according to demand, top of all shower nozzles 5 along microorganism remediation case is uniformly arranged,
To guarantee uniformly to spray remediation microbial inoculum downwards, so that it is guaranteed that when agitating shaft rotates, soil surface can uniformly cover
The remediation microbial inoculum drop of shower nozzle ejection is covered, while also ensures microbial inoculum coverage.Set below the microorganism remediation case
Third baffle 19 is equipped with, the soil after processing can be discharged by discharge nozzle 20.
The outside of microorganism remediation case 3 is arranged with waste heat recovery pipe 21, and cold flow is equiped with the waste heat recovery pipe 21
Matter, exchanged heat using cold flow matter and high temperature soil, and be communicated to the economizer bank 8 of crush box 1, reach the effect of energy-conservation.Waste heat
The setting of recovery tube 21, the temperature that propellant earth fast cooling can be made to be grown to suitable microorganism, while in microbial fermentation
When too high temperature can be adjusted by waste heat recovery pipe 21, accelerate the efficiency of microorganism remediation.
Claims (8)
1. a kind of contaminated soil remediation device, including crush box, infrared thermal desorption case and microorganism remediation case, it is characterised in that
The top right side of the crush box is provided with feeding conveyer belt, and shower nozzle is provided with above crush box, and the bottom of crush box is provided with
Crushing knife；Economizer bank is arranged with the outside of the crush box, guide plate, the bottom left of crush box are provided with the left of feeding conveyer belt
Provided with the first conveying pipeline, first baffle is provided with the top of the first conveying pipeline；The inner surface at top in the infrared thermal desorption case
It is fixed with adsorption layer, the top of both sides offers air inlet and gas outlet respectively in infrared thermal desorption case, and air inlet is positioned at absorption
The lower section of layer, one end of gas outlet are located inside adsorption layer, and the inner surface of infrared thermal desorption case both sides is respectively fixed with infrared add
Thermal and microwave heating equipment；The bottom of infrared thermal desorption case is provided with the second conveying pipeline, is provided with the top of the second conveying pipeline
Second baffle；The microorganism remediation lower box part is provided with agitating shaft；The top of the microorganism remediation case is provided with shower nozzle；It is described
Third baffle is provided with below microorganism remediation case；Waste heat recovery pipe is arranged with the outside of the microorganism remediation case.
2. contaminated soil remediation device according to claim 1, it is characterised in that the guide plate is arranged to groove-like knot
Structure.
3. contaminated soil remediation device according to claim 1, it is characterised in that the guide plate and vertical direction incline
Rake angle is 40 °.
4. contaminated soil remediation device according to claim 1, it is characterised in that the adsorption layer is that natural nano illiteracy is de-
Stone stratum granulosum.
5. contaminated soil remediation device according to claim 1, it is characterised in that be provided with the outside of the infrared thermal desorption case
Thermal isolating panel.
6. contaminated soil remediation device according to claim 1, it is characterised in that be equiped with the waste heat recovery pipe cold
Liquid.
7. contaminated soil remediation device according to claim 1, it is characterised in that the waste heat recovery pipe connects with economizer bank
It is logical.
8. contaminated soil remediation device according to claim 1, it is characterised in that the crush box, infrared thermal desorption case
It is cube structure with microorganism remediation case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711154208.9A CN107755417A (en) | 2017-11-20 | 2017-11-20 | A kind of contaminated soil remediation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711154208.9A CN107755417A (en) | 2017-11-20 | 2017-11-20 | A kind of contaminated soil remediation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107755417A true CN107755417A (en) | 2018-03-06 |
Family
ID=61279535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711154208.9A Withdrawn CN107755417A (en) | 2017-11-20 | 2017-11-20 | A kind of contaminated soil remediation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107755417A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109759214A (en) * | 2019-01-29 | 2019-05-17 | 湖南新九方科技有限公司 | A kind of crushing mechanism suitable for heavy-metal contaminated soil reparation |
| CN110243080A (en) * | 2018-03-09 | 2019-09-17 | 中国石油天然气集团有限公司 | Solar Loop Heat Pipe System for Microbial Soil Purification with Heat Pipe Density Variation |
| CN112827623A (en) * | 2021-01-06 | 2021-05-25 | 广州市伍陆壹电子商务有限公司 | Special soil preparation device for agricultural seedling culture |
| CN114932143A (en) * | 2022-05-27 | 2022-08-23 | 南阳师范学院 | A high temperature self-protecting microbial soil remediation box |
| CN115870325A (en) * | 2021-08-25 | 2023-03-31 | 陕西青朗万城环保科技有限公司 | A kind of ex situ soil remediation equipment |
-
2017
- 2017-11-20 CN CN201711154208.9A patent/CN107755417A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243080A (en) * | 2018-03-09 | 2019-09-17 | 中国石油天然气集团有限公司 | Solar Loop Heat Pipe System for Microbial Soil Purification with Heat Pipe Density Variation |
| CN109759214A (en) * | 2019-01-29 | 2019-05-17 | 湖南新九方科技有限公司 | A kind of crushing mechanism suitable for heavy-metal contaminated soil reparation |
| CN112827623A (en) * | 2021-01-06 | 2021-05-25 | 广州市伍陆壹电子商务有限公司 | Special soil preparation device for agricultural seedling culture |
| CN115870325A (en) * | 2021-08-25 | 2023-03-31 | 陕西青朗万城环保科技有限公司 | A kind of ex situ soil remediation equipment |
| CN114932143A (en) * | 2022-05-27 | 2022-08-23 | 南阳师范学院 | A high temperature self-protecting microbial soil remediation box |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180306 |