CN208825186U - A kind of organic polluted soil thermal desorption repair system - Google Patents
A kind of organic polluted soil thermal desorption repair system Download PDFInfo
- Publication number
- CN208825186U CN208825186U CN201821462765.7U CN201821462765U CN208825186U CN 208825186 U CN208825186 U CN 208825186U CN 201821462765 U CN201821462765 U CN 201821462765U CN 208825186 U CN208825186 U CN 208825186U
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- thermal desorption
- storehouse
- shell
- heat
- repair system
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Abstract
The utility model relates to a kind of organic polluted soil thermal desorption repair systems, including pedestal and the shell being set on pedestal, it is provided in the shell by combustion chamber, thermal desorption storehouse, the thermal desorption part for promoting blender and motor to constitute, it is characterized by: the thermal desorption storehouse is the Horizontal cylinder shape hollow cylinder of both ends sealing, propulsion blender is provided on center line in thermal desorption storehouse, it promotes the left end of blender to pass through thermal desorption storehouse to be connected to motor, right end is movably connected on the bracket being set in thermal desorption storehouse；Thermal desorption storehouse right end is provided with air inlet, which is connected with the combustion chamber；Feed inlet is provided on the left of thermal desorption the top of the warehouse, the feed inlet extends upwardly to outside shell to be connected with feed hopper；Thermal desorption orlop is provided with the discharge port extended to outside shell on the right side of portion；Be provided with air-suction cover on the left of the thermal desorption storehouse, the air-suction cover by pipeline successively be set to the intracorporal filtration fraction of shell and catalysed partial is connected.
Description
Technical field
The utility model relates to a kind of organic polluted soil thermal desorption repair systems.
Background technique
Soil has become one of its main Environmental Problems as the final home to return to of various pollutants, a large amount of accumulations of pollutant.
Volatile organic matter (VOCs) or semi-volatile organic matter (SVOCs) enter contaminated soil after soil, and to surface water, underground water
Secondary pollution is caused, human health is directly or indirectly endangered.In recent years, China's soil VOCs or SVOCs pollution problem is increasingly
It shows especially, ecological environment, food safety and human health is constituted and seriously threatened.
Currently, generalling use the methods of landfill, burning, biological treatment and thermal desorption repairs VOCs and SVOCs contaminated soil.
Landfill and incineration treatment method process cycle are short, method is simple, but somewhat expensive, and secondary pollution can occur.Biological treatment side
Method investment is small, operating cost is low, easy to operate, small to environmental disturbances, but its repairing efficiency is long.Thermal desorption is public in the world at present
One of the mature and reliable technology for the processing VOCs and SVOCS contaminated soil recognized, is widely used in VOCs and SVOCs
During contaminated site is repaired.Thermal desorption technology has good adaptability to different organic pollutant categories and concentration,
Repair that speed is fast, and the period is short simultaneously.But it due to the heating for needing to carry out soil higher temperature in thermal desorption repair process, repairs
The exhaust temperature of generation is up to 400 ~ 800 DEG C, even higher.Therefore, the loss of amount of heat and the waste of the energy are caused,
The high cost-effectivenes for resulting in thermal desorption restorative procedure, constrains the extensive use of thermal desorption technology.
Summary of the invention
The purpose of this utility model is improved and is innovated for disadvantage present in background technique and problem, provides one
Kind organic polluted soil thermal desorption repair system is provided in the shell including pedestal and the shell being set on pedestal
By combustion chamber, thermal desorption storehouse, the thermal desorption part for promoting blender and motor to constitute, in which: the thermal desorption storehouse is that both ends are close
The Horizontal cylinder shape hollow cylinder of envelope is provided with propulsion blender on the center line in thermal desorption storehouse, the left end of blender is promoted to wear
It crosses thermal desorption storehouse to be connected to motor, right end is movably connected on the bracket being set in thermal desorption storehouse；Thermal desorption storehouse right end
It is provided with air inlet, which is connected with the combustion chamber；Feed inlet, the case top are provided on the left of thermal desorption the top of the warehouse
Left side be provided with exhaust outlet, the feed inlet extends upwardly to that shell is outer to be connected with feed hopper；The right side opening in thermal desorption orlop portion
There is the discharge port extended to outside shell；Be provided with air-suction cover on the left of the thermal desorption storehouse, the air-suction cover by pipeline successively with
It is set to the intracorporal filtration fraction of shell and catalysed partial is connected.
The filtration fraction includes sequentially connected dust filter unit, drier and pumping in one of the embodiments,
Air pump, wherein dust filter unit is connected with the air-suction cover, and aspiration pump is connected by pipeline with the catalysed partial.
In one of the embodiments, the catalysed partial include be set to catalytic reactor on the right side of thermal desorption storehouse and with
The connected auxiliary heating apparatus of catalytic reactor, the air outlet of the catalytic reactor are right against thermal desorption storehouse, described auxiliary heating apparatus one end with
The aspiration pump is connected.
The heat-insulating room surrounded by thermal insulation board, the filtration fraction are provided in the shell in one of the embodiments,
It is set in the heat-insulating room.
One layer of accumulation of heat shell is provided on the outside of the thermal desorption storehouse in one of the embodiments,.
The accumulation of heat shell is honeycomb regenerator ceramics in one of the embodiments,.
The utility model has the beneficial effects that the High Temperature Gas containing pollutant that this thermal desorption repair system generates thermal desorption
Body, which is directed into catalytic reactor, carries out catalysis burning, then the gas discharge after catalysis burning is used for indirect heating thermal desorption storehouse
Interior soil realizes the recycling of waste heat, improves energy utilization rate.
Detailed description of the invention
Fig. 1 is the schematic internal view of the utility model；
In figure: pedestal -1；Shell -2；Combustion chamber -3；Thermal desorption storehouse -4；Promote blender -5；Motor -6；Feed inlet -7；
Exhaust outlet -8；Feed inlet -9；Discharge port -10；Air-suction cover -11；Dust filter unit -12；Drier -13；Aspiration pump -14；Catalysis
Reactor -15；Auxiliary heating apparatus -16；Thermal insulation board -17；Accumulation of heat shell -18.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
It is more thorough and comprehensive to open content.
It should be noted that when element be considered as " setting " or " connection " on the other element, it can be directly
Setting connects on the other element or may be simultaneously present centering elements.
Unless otherwise defined, the technical field of all technical and scientific term and the utility model used herein
The normally understood meaning of technical staff it is identical.Term used in the description is intended merely to describe specifically to implement purpose,
It is not intended to limit the utility model.
As shown in Figure 1, the utility model includes pedestal 1 and the shell 2 that is set on pedestal 1, setting in the shell 2
Have by combustion chamber 3, thermal desorption storehouse 4, the thermal desorption part for promoting blender 5 and motor 6 to constitute, in which: the thermal desorption storehouse 4 is
The Horizontal cylinder shape hollow cylinder of both ends sealing is provided on the center line in thermal desorption storehouse 4 and promotes blender 5, promotes blender 5
Left end pass through thermal desorption storehouse 4 connect with motor 6, right end is movably connected on the bracket being set in thermal desorption storehouse 4；The heat
Desorption 4 right end of storehouse is provided with air inlet, which is connected with the combustion chamber 3, and the left side at 4 top of thermal desorption storehouse is provided with feed inlet
7, the left side at 2 top of shell is provided with exhaust outlet 8, and the feed inlet 7 extends upwardly to outside shell 2 to be connected with feed hopper 9；Heat
Desorption is provided with the discharge port 10 extended to outside shell 2 on the right side of 4 bottom of storehouse；The left side in the thermal desorption storehouse 4 is provided with air-suction cover
11, which is successively connected with the filtration fraction and catalysed partial being set in shell 2 by pipeline.
The filtration fraction includes sequentially connected dust filter unit 12, drier 13 and aspiration pump 14, wherein dust
Filter 12 is connected with the air-suction cover 11, and aspiration pump 14 is connected by pipeline with the catalysed partial.
The catalysed partial includes being set to the catalytic reactor 15 on 4 right side of thermal desorption storehouse and being connected with catalytic reactor 15
Auxiliary heating apparatus 16, the air outlet of the catalytic reactor 15 is right against thermal desorption storehouse 4, described 16 one end of auxiliary heating apparatus and the pumping
Pump 14 is connected.
The heat-insulating room surrounded by thermal insulation board 17 is provided in the shell 2, the filtration fraction is set in the heat-insulating room.
One layer of accumulation of heat shell 18 is provided on the outside of the thermal desorption storehouse 4.
The accumulation of heat shell 18 is honeycomb regenerator ceramics.
The working principle of the organic polluted soil thermal desorption repair system of the utility model are as follows:
Soil is added from material bin 9 into thermal desorption storehouse 4, motor 6, which drives, promotes agitating shaft 5 to rotate, by soil to heat
The right side push in storehouse 4 is desorbed, while combustion chamber 3 blows high-temperature gas into thermal desorption storehouse 4, thus heating soil, so that soil
In pollutant become gaseous state by soil be desorbed and go out, aspiration pump 14 extracts these gases out from thermal desorption storehouse 4, and successively passes through
It crosses dust filter unit 12 and removes the intracorporal dust particles of gas, remove the intracorporal moisture of gas by drier 13, finally enter auxiliary heat
It is entered back into catalytic reactor 15 after being heated in device 16 and catalysis burning is carried out to organic gas, the purified gas after catalysis burning
Body is discharged in shell 2, and is finally discharged by exhaust outlet 8.These purification gas are attached to higher in itself after catalysis burning
Heat, high heat is discharged into shell 2 can carry out indirect heating to the soil in thermal desorption storehouse 4, and the outside in thermal desorption storehouse 4
It is wrapped in the accumulation of heat shell 18 being made of honeycomb regenerator ceramics, can more fully retain heat.
Embodiment described in the utility model is only the description carried out to preferred embodiments of the present invention, not
The utility model conception and scope is defined, under the premise of not departing from the design concept of the utility model, work in this field
The all variations and modifications that journey technical staff makes the technical solution of the utility model should all fall into the protection of the utility model
Range, technical content requested for protection of the utility model are all described in the claims.
Claims (6)
1. a kind of organic polluted soil thermal desorption repair system, including pedestal and the shell being set on pedestal, the shell
It is inside provided with by combustion chamber, thermal desorption storehouse, the thermal desorption part for promoting blender and motor to constitute, it is characterised in that: the heat
The Horizontal cylinder shape hollow cylinder that storehouse is both ends sealing is desorbed, is provided with propulsion blender on the center line in thermal desorption storehouse, promotes
The left end of blender passes through thermal desorption storehouse and is connected to motor, and right end is movably connected on the bracket being set in thermal desorption storehouse；Institute
It states thermal desorption storehouse right end and is provided with air inlet, which is connected with the combustion chamber；Charging is provided on the left of thermal desorption the top of the warehouse
Mouthful, exhaust outlet is provided on the left of the case top, the feed inlet extends upwardly to outside shell to be connected with feed hopper；Thermal desorption
The discharge port extended to outside shell is provided on the right side of orlop portion；It is provided with air-suction cover on the left of the thermal desorption storehouse, the air-suction cover
By pipeline successively be set to the intracorporal filtration fraction of shell and catalysed partial is connected.
2. thermal desorption repair system according to claim 1, it is characterised in that: the filtration fraction includes sequentially connected
Dust filter unit, drier and aspiration pump, wherein dust filter unit is connected with the air-suction cover, and aspiration pump passes through pipeline and institute
Catalysed partial is stated to be connected.
3. thermal desorption repair system according to claim 2, it is characterised in that: the catalysed partial includes being set to heat to take off
Catalytic reactor on the right side of attached storehouse and the auxiliary heating apparatus being connected with catalytic reactor, the air outlet of the catalytic reactor are right against heat
Storehouse is desorbed, described auxiliary heating apparatus one end is connected with the aspiration pump.
4. thermal desorption repair system according to claim 2, it is characterised in that: be provided in the shell and enclosed by thermal insulation board
At heat-insulating room, the filtration fraction is set in the heat-insulating room.
5. thermal desorption repair system according to claim 3, it is characterised in that: be provided with one layer on the outside of the thermal desorption storehouse
Accumulation of heat shell.
6. thermal desorption repair system according to claim 5, it is characterised in that: the accumulation of heat shell is honeycomb regenerator pottery
Porcelain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462765.7U CN208825186U (en) | 2018-09-05 | 2018-09-05 | A kind of organic polluted soil thermal desorption repair system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462765.7U CN208825186U (en) | 2018-09-05 | 2018-09-05 | A kind of organic polluted soil thermal desorption repair system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208825186U true CN208825186U (en) | 2019-05-07 |
Family
ID=66312504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821462765.7U Expired - Fee Related CN208825186U (en) | 2018-09-05 | 2018-09-05 | A kind of organic polluted soil thermal desorption repair system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208825186U (en) |
-
2018
- 2018-09-05 CN CN201821462765.7U patent/CN208825186U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190507 Termination date: 20210905 |