CN107971331A - A kind of dystopy gas heating extracts integral type thermal desorption device - Google Patents
A kind of dystopy gas heating extracts integral type thermal desorption device Download PDFInfo
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- CN107971331A CN107971331A CN201711462559.6A CN201711462559A CN107971331A CN 107971331 A CN107971331 A CN 107971331A CN 201711462559 A CN201711462559 A CN 201711462559A CN 107971331 A CN107971331 A CN 107971331A
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- extracting
- gas
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- heating
- dystopy
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- 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
Abstract
The present invention provides a kind of dystopy gas heating to extract integral type thermal desorption device, including gas-operated thermal bath facility, multiple integrated wells of heating extracting, exhaust gas processing device, electric control gear, multiple integrated well horizontal parallel arrangements of heating extracting, the single integrated well of heating extracting includes gas heating pipe, extract well casing, aspiration pump, gas heating pipe is connected with gas-operated thermal bath facility, well pipe sleeve is extracted outside the gas heating pipe, extract well casing and be equipped with the extracting mouth of pipe and the ventilation mouth of pipe, extract and extracting control valve is equipped with the mouth of pipe, breather valve is equipped with the ventilation mouth of pipe, aspiration pump is connected with the extracting mouth of pipe；The periphery in multiple integrated well institute's rehabilitating soil regions of heating extracting is equipped with multiple thermal insulation boards, and thermal insulation board is equipped with the temperature sensor for being used for sensing the soil moisture.Thermal desorption of the present invention is efficient, can flexible Application, Engineering operation and use easy to soil pollution processing.
Description
Technical field
The invention belongs to soil remediation equipment technical field, and in particular to a kind of dystopy gas heating extracting integral type heat is de-
Adsorption device.
Background technology
The soil pollution situation in China is serious at present, and the harm that organic pollution brings human body and environment is own through becoming generation
The environment focus of various countries of boundary concern, typical organic pollution includes benzene homologues, organohalogen compounds, petroleum hydrocarbon, agriculture in soil
Medicine and Polychlorinated biphenyls etc..The presence of these polluters may produce neighbouring human body and surrounding enviroment serious in soil environment
Harmful effect, therefore it is very urgent using rational technological means to repair the work of these polluted soils.
At present, the processing to soil organic pollutant mainly in a manner of thermal desorption based on, wherein thermal desorption application in situ
It is most.Thermal desorption technology in situ can repair the organic compound of most of volatile or difficult volatilization within a short period of time,
But in situ thermal desorption is poor to the flexibility ratio of diverse location pollution sources reparation, while existing in-situ immobilization is mainly to open wide
Form carries out, and greatly improves the loss of heat, reduces thermal desorption efficiency, it is therefore necessary to existing thermal desorption in situ
Technology is further improved.
The content of the invention
To solve the above-mentioned problems, it is an object of the invention to provide a kind of dystopy gas heating to extract integral type thermal desorption
Device, reduces the loss of heat during thermal desorption, improves thermal desorption efficiency.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of dystopy gas heating extracts integral type thermal desorption device, including gas-operated thermal bath facility, multiple heating extracting integrations
Well, exhaust gas processing device, electric control gear, the multiple integrated well horizontal parallel arrangement of heating extracting, single heating extracting one
Body well includes gas heating pipe, extracting well casing, aspiration pump, and the gas heating pipe is connected with gas-operated thermal bath facility, described
Well pipe sleeve is extracted outside the gas heating pipe, the extracting well casing is equipped with the extracting mouth of pipe and the ventilation mouth of pipe, the extraction tube
Extracting control valve is equipped with mouthful, breather valve is equipped with the ventilation mouth of pipe, the aspiration pump is connected with the extracting mouth of pipe；It is multiple
The periphery in the integrated well institute's rehabilitating soil region of heating extracting is equipped with multiple thermal insulation boards, and the thermal insulation board, which is equipped with, to be used to sense soil
The temperature sensor of earth temperature；The electric control gear control gas-operated thermal bath facility, temperature sensor, extracting control valve, ventilation control
Valve processed, aspiration pump, the temperature of displays temperature sensor sensing on the electric control gear；The exhaust gas processing device and the combustion gas
The tail gas outlet of heating unit is connected.
Further, the multiple integrated well of heating extracting is 4-10.
Further, the spacing between each integrated well of heating extracting is 2-6m.
Further, the multiple thermal insulation board composition enclosed construction.
Further, the gas heating pipe and extracting well casing are U-shaped structure.
Further, the combustion gas is propane or natural gas.
Further, the gas-operated thermal bath facility is 200-300 DEG C to the heating-up temperature of gas heating pipe.
Further, multiple demarcation strips are equipped with the thermal insulation board.
The operation principle of thermal desorption device of the present invention is：Multiple integrated wells of heating extracting are transversely mounted,
Then contaminated soil is covered on heated well, surrounding installation thermal insulation board.Need not be too high due to repairing the temperature needed,
200-300 DEG C of temperature can make separated from contaminants, make the soil after reparation up to standard, therefore the reparation shorter with rotary kiln
Time is compared, and the dystopy processing time of thermal desorption is relatively long.High temperature hot gas is produced using propane or combustion of natural gas afterwards
Gas heating pipe is entered, is heated by heat transfer.The gas heating pipe of sealing, which is come into heat by heat transfer, to bury
Earth, makes pollutant volatilize, after the air in soil is extracted, into exhaust treatment system.Treated exhaust gas complies fully with
Air quality standard.Temperature sensor on thermal insulation board by temperature real-time display in power control cabinet, conveniently regulating and controlling.
Beneficial effect：The present invention provides a kind of dystopy gas heating to extract integral type thermal desorption device, heat of the invention
Desorption apparatus has the advantage that：（1）Dystopy beat heap carry out thermal desorption can flexible Application, soil sample is changeable, is conveniently adjusted
It is whole.
（2）The installation of thermal insulation board greatly reduces the loss of heat, and the temperature sensor installed thereon is by temperature real-time display
In power control cabinet, conveniently regulating and controlling.
（3）The integrated well device of heating extracting, solve existing contaminated site In Situ Heating desorption recovery technique energy consumption compared with
High, heating cannot be realized with extracting in same device and the problems such as heat utilization efficiency is low, has not only played the advantage of thermal desorption technology, but also
Easy to Engineering operation and use.Situation can be administered according to place each stage, easily adjust two kinds of functions at scene（Heating tube,
Extracting）Layout, solves the dead-time problem of the air-flow of traditional restoring area, improves flow perturbation effect.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the embodiment of the present application, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments described in the application,
For those of ordinary skill in the art, without creative efforts, can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the structure diagram of the integrated well of present invention heating extracting.
In figure：1st, gas-operated thermal bath facility；2nd, the integrated well of heating extracting；3rd, exhaust gas processing device；4th, electric control gear；5th, every
Hot plate；6th, temperature sensor；7th, well casing is extracted；8th, heating tube；9th, aspiration pump；10th, control valve is extracted；11st, the mouth of pipe is extracted；12、
The ventilation mouth of pipe；13rd, breather valve.
Embodiment
The invention will now be further described with reference to specific embodiments, but embodiment is only exemplary, not to this hair
Bright scope forms any restrictions.It will be understood by those skilled in the art that without departing from the spirit and scope of the invention
The details and form of technical solution of the present invention can be modified or replaced, but these modifications and replacement each fall within the present invention's
In protection domain.
A kind of dystopy gas heating extracts integral type thermal desorption device, including gas-operated thermal bath facility 1, multiple heating extractings one
Body well 2, exhaust gas processing device 3, electric control gear 4, the multiple heating extracting integrated well 2 horizontal parallel arrangement are single to add
The integrated well of heat extracting includes gas heating pipe 8, extracting well casing 7, aspiration pump 9, the gas heating pipe 7 and gas-operated thermal bath facility
1 is connected, and the well casing 7 that extracts is sleeved on outside the gas heating pipe 8, and the extracting well casing 7 is equipped with the extracting mouth of pipe 11 and leads to
Gas tube orifice 12, described extract are equipped with extracting control valve 10, breather valve 13, the pumping are equipped with the ventilation mouth of pipe at the mouth of pipe
Air pump is connected with the extracting mouth of pipe；The periphery in multiple integrated 2 rehabilitating soil regions of well of heating extracting is equipped with multiple thermal insulation boards 5,
The thermal insulation board 5 is equipped with the temperature sensor 6 for being used for sensing the soil moisture；The electric control gear 4 controls gas-operated thermal bath facility
1st, temperature sensor 6, extracting control valve, breather valve, aspiration pump, displays temperature sensor sensing on the electric control gear 4
Temperature；The exhaust gas processing device 3 is connected with the tail gas outlet of the gas-operated thermal bath facility 1.
Further, the multiple integrated well 2 of heating extracting is 4-10.
Further, the spacing between each integrated well 2 of heating extracting is 2-6m.
Further, the multiple thermal insulation board 5 forms enclosed construction.
Further, the gas heating pipe 8 and extracting well casing 7 are U-shaped structure.
Further, the combustion gas is propane or natural gas.
Further, the gas-operated thermal bath facility 1 is 200-300 DEG C to the heating-up temperature of gas heating pipe 8.
Further, multiple demarcation strips are equipped with the thermal insulation board 5.
Claims (8)
1. a kind of dystopy gas heating extracts integral type thermal desorption device, it is characterised in that：Including gas-operated thermal bath facility, Duo Gejia
The integrated well of heat extracting, exhaust gas processing device, electric control gear, the multiple integrated well horizontal parallel arrangement of heating extracting are single
A integrated well of heating extracting includes gas heating pipe, extracting well casing, aspiration pump, the gas heating pipe and gas-operated thermal bath facility
It is connected, for the extracting well pipe sleeve outside the gas heating pipe, the extracting well casing is equipped with the extracting mouth of pipe and the ventilation mouth of pipe,
Extracting control valve is equipped with the extracting mouth of pipe, breather valve, the aspiration pump and extraction tube are equipped with the ventilation mouth of pipe
Mouth is connected；The periphery in multiple integrated well institute's rehabilitating soil regions of heating extracting is equipped with multiple thermal insulation boards, is set on the thermal insulation board
It is useful for the temperature sensor of the sensing soil moisture；The electric control gear control gas-operated thermal bath facility, temperature sensor, extracting control
Valve processed, breather valve, aspiration pump, the temperature of displays temperature sensor sensing on the electric control gear；The vent gas treatment dress
Put and be connected with the tail gas outlet of the gas-operated thermal bath facility.
A kind of 2. dystopy gas heating extracting integral type thermal desorption device according to claim 1, it is characterised in that：It is described
Multiple integrated wells of heating extracting are 4-10.
3. integral type thermal desorption device, its feature are extracted according to a kind of dystopy gas heating of 1 or 2 any one of them of claim
It is：Spacing between each integrated well of heating extracting is 2-6m.
A kind of 4. dystopy gas heating extracting integral type thermal desorption device according to claim 1, it is characterised in that：It is described
Multiple thermal insulation boards form enclosed construction.
A kind of 5. dystopy gas heating extracting integral type thermal desorption device according to claim 1, it is characterised in that：It is described
Gas heating pipe and extracting well casing are U-shaped structure.
A kind of 6. dystopy gas heating extracting integral type thermal desorption device according to claim 1, it is characterised in that：It is described
Combustion gas is propane or natural gas.
A kind of 7. dystopy gas heating extracting integral type thermal desorption device according to claim 1, it is characterised in that：It is described
Gas-operated thermal bath facility is 200-300 DEG C to the heating-up temperature of gas heating pipe.
A kind of 8. dystopy gas heating extracting integral type thermal desorption device according to claim 1, it is characterised in that：It is described
Multiple demarcation strips are equipped with thermal insulation board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711462559.6A CN107971331A (en) | 2017-12-28 | 2017-12-28 | A kind of dystopy gas heating extracts integral type thermal desorption device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711462559.6A CN107971331A (en) | 2017-12-28 | 2017-12-28 | A kind of dystopy gas heating extracts integral type thermal desorption device |
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| CN107971331A true CN107971331A (en) | 2018-05-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788123A (en) * | 2019-12-02 | 2020-02-14 | 中科鼎实环境工程有限公司 | Heating device and soil remediation gas thermal desorption equipment |
| CN112569780A (en) * | 2020-11-20 | 2021-03-30 | 苏州精英环保有限公司 | Distributed in-situ thermal desorption tail gas treatment method |
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| CN205289226U (en) * | 2015-12-30 | 2016-06-08 | 北京高能时代环境技术股份有限公司 | A normal position thermal desorption system for handling VOCSVOC pollutes soil |
| CN105834205A (en) * | 2016-06-03 | 2016-08-10 | 上海格林曼环境技术有限公司 | In-situ electric heating desorption restoration technology and device for contaminated site |
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| CN107185955A (en) * | 2017-05-12 | 2017-09-22 | 清华大学 | Contaminated soil original position eddy current type thermal desorption system |
| CN208033273U (en) * | 2017-12-28 | 2018-11-02 | 江苏盖亚环境科技股份有限公司 | A kind of dystopy gas heating extracting integral type thermal desorption device |
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2017
- 2017-12-28 CN CN201711462559.6A patent/CN107971331A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205289226U (en) * | 2015-12-30 | 2016-06-08 | 北京高能时代环境技术股份有限公司 | A normal position thermal desorption system for handling VOCSVOC pollutes soil |
| CN105834205A (en) * | 2016-06-03 | 2016-08-10 | 上海格林曼环境技术有限公司 | In-situ electric heating desorption restoration technology and device for contaminated site |
| CN106734153A (en) * | 2017-01-18 | 2017-05-31 | 北京高能时代环境技术股份有限公司 | For thermal desorption processing system in situ and method that contaminated soil is carried out with heat exchange pattern |
| CN107052039A (en) * | 2017-05-12 | 2017-08-18 | 清华大学 | The electrical heating of contaminated site original position thermal desorption extracts/divulged information integrated apparatus |
| CN107185955A (en) * | 2017-05-12 | 2017-09-22 | 清华大学 | Contaminated soil original position eddy current type thermal desorption system |
| CN208033273U (en) * | 2017-12-28 | 2018-11-02 | 江苏盖亚环境科技股份有限公司 | A kind of dystopy gas heating extracting integral type thermal desorption device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788123A (en) * | 2019-12-02 | 2020-02-14 | 中科鼎实环境工程有限公司 | Heating device and soil remediation gas thermal desorption equipment |
| CN112569780A (en) * | 2020-11-20 | 2021-03-30 | 苏州精英环保有限公司 | Distributed in-situ thermal desorption tail gas treatment method |
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