CN205362214U - Pollute soil desorption repair system - Google Patents
Pollute soil desorption repair system Download PDFInfo
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- CN205362214U CN205362214U CN201620054879.2U CN201620054879U CN205362214U CN 205362214 U CN205362214 U CN 205362214U CN 201620054879 U CN201620054879 U CN 201620054879U CN 205362214 U CN205362214 U CN 205362214U
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- microwave heating
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Abstract
The utility model relates to an environmental protection equipment provides a pollute soil desorption repair system, including feed arrangement and dust purification device, still include microwave heating desorption stove, feed arrangement with connect through first conveyer between the microwave heating desorption stove, dust purification device with adopt the trachea to switch on between the microwave heating desorption stove. The utility model discloses an in the repair system, contaminated soil is after the feed arrangement effect, carry to the analytic stove of microwave heating through first conveyer and analyze the processing, volatilize and the semi -volatile organic pollutant gasification that heaies up under microwave radiation's effect, the fraction pollutant directly decomposes, most pollutant enters into the gaseous phase, and dust purification device then can carry out purification and dust removal to the gas that contains organic pollutant, in the whole process, it is high to adopt microwave heating to make energy utilization rate, and owing to do not adopt the combustion system, the gas conditioning degree of difficulty after the desorption is low.
Description
Technical field
This utility model relates to environmental protection equipment, particularly relates to a kind of contaminated soil solution adsorption desorption repair system.
Background technology
Quickening along with the development of China's industrial or agricultural and Development of China's Urbanization, quickening along with the adjustment of Industry Structure and urbanization process, the big and medium-sized cities in the whole nation all implement the policy in " move back two and enter three ", " Tui Chengjin garden ", large quantities of contaminating enterprises' successively resettlements relating to the industries such as chemical industry, metallurgy, oil, transportation, light industry or closedown.The volatile contaminant existed in the soil in place is left in the resettlement of a lot of industrial undertakings, utilize in process in redevelopment, volatility and half volatile pollutant in soil can be recycled in other surrounding mediums by gas-soil circulation and water-soil, human body can also be entered either directly through food chain or human breathing, endanger human health.Volatility in soil and half volatile pollutant are listed in environment, and potentially danger is big, answer the toxic pollutant of priority acccess control.Therefore, the soil by volatility and half volatile contaminants must properly be disposed, to ensure the safety of biology and surrounding enviroment, it is to avoid harm human health.At present, the domestic recovery technique for volatility, the contaminated soil of half volatile pollutant is mainly room temperature desorbing and thermal desorption technology, and wherein the thermal source of thermal desorption technology is often burn natural gas, gasoline or diesel oil, wayward, thereby increases and it is possible to cause secondary pollution.
Utility model content
The purpose of this utility model is in that to provide a kind of contaminated soil solution adsorption desorption repair system, it is intended to be used for the volatility, the half volatile pollutant that solve in existing contaminated soil.
This utility model is achieved in that
This utility model provides a kind of contaminated soil solution adsorption desorption repair system, including feed arrangement and dedusting and purifying device, also include microwave heating desorbing stove, it is attached by the first conveyer between described feed arrangement and described microwave heating desorbing stove, between described dedusting and purifying device and described microwave heating desorbing stove, adopts trachea conducting.
Further, the furnace wall of described microwave heating desorbing stove includes internal layer and outer layer, and described internal layer is silicon carbide layer, and described outer layer is heat-insulation layer.
Further, described microwave heating desorbing stove have the gas outlet connected with described dedusting and purifying device and discharge desorbing after soil the pure land row mouth, the described pure land row mouth be connected by second conveyor with described first conveyer.
Specifically, described second conveyor is auger type conveying worm.
Further, described feed arrangement includes soil crusher, regulator storage tank and mixing vibration sieve, the outlet of described soil crusher and the outlet of described regulator storage tank are connected to wherein one end of described mixing vibration sieve, and the other end of described mixing vibration sieve is connected to described first conveyer.
Further, after described soil breaking crusher machine the particle diameter of soil particle less than 30mm.
Further, described dedusting and purifying device includes wet scrubber, described wet scrubber and the conducting of described microwave heating desorbing stove, and has mud row's mouth.
Further, also include the adsorber turned on described wet scrubber, in described adsorber, be provided with some activated carbons.
Further, also include supervising device, the automatically controlled described feed arrangement of described supervising device, described microwave heating desorbing stove and described dedusting and purifying device.
This utility model has the advantages that
In repair system of the present utility model, contaminated soil is initially charged with in feed arrangement, imported in microwave heating desorbing stove by the first conveyer after its effect and carry out microwave heating, volatilization and half volatile organic contaminant heat up gasification under the effect of microwave radiation, fraction pollutant Direct Resolution, major part pollutant enter in gas phase, the contaminant gases in microwave heating desorbing stove are imported in dedusting and purifying device, purify its internal contamination composition granule.In above process, the mode decomposing employing microwave heating for pollutant in soil, there is selectivity, organic pollution and hydrone etc. in soil directly absorb material by microwave application, can the effectively save energy, and owing to the mode of burning is not taked in heating, the gas dust content after desorbing is few, also reduces gas treatment difficulty.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the contaminated soil solution adsorption desorption repair system that Fig. 1 provides for this utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Referring to Fig. 1, this utility model embodiment provides a kind of contaminated soil solution adsorption desorption repair system, including feed arrangement 1, dedusting and purifying device 2 and microwave heating desorbing stove 3, it is attached by the first conveyer 4 between feed arrangement 1 and microwave heating desorbing stove 3, first conveyer 4 can be selected for belt conveyor, soil is transmitted by belt, and adopts trachea conducting between dedusting and purifying device 2 and microwave heating desorbing stove 3.In this utility model, first contaminated soil is loaded in feed arrangement 1, by the first conveyer 4, soil is delivered in microwave heating desorbing stove 3 after acting on through feed arrangement 1, by the contaminated soil that microwave heating imports, volatilization and half volatile organic contaminant heat up gasification under the effect of microwave radiation, fraction pollutant Direct Resolution, major part pollutant enter in gas phase, then pass through trachea and carry out purifying and dedusting in the pollutant importing dedusting and purifying device 2 of gas phase.In above process, soil adopts microwave heating, the central temperature adding hot object is the highest, heat is transmitted laterally by center, this is adopted microwave heating soil, its temperature can be made to increase rapidly, simultaneously because microwave has good selectivity, organic pollution and hydrone etc. in soil can directly absorb material by microwave application, and then the effect saving the energy can be played, additionally heating the mode not adopting burning, the gas dust content after desorbing is fewer, it is possible to decrease other intractability in dedusting and purifying device 2.The structure of refinement microwave heating desorbing stove 3, its furnace wall is double-decker, including internal layer and outer layer, and internal layer is silicon carbide layer, it is possible to heating-up temperature in absorption furnace, outer layer is then heat-insulation layer, it is specially aluminium silicate heat-insulation layer, it is possible to the hull-skin temperature being prevented effectively from microwave heating desorbing stove 3 is too high.
Further, microwave heating desorbing stove 3 has gas outlet and pure land row's mouth, adopts second conveyor (not shown) to be attached between pure land row's mouth and the first conveyer 4.In the present embodiment, enter after the desorbing in microwave heating desorbing stove 3 of the organic pollution in soil in gas phase, it can be imported in dedusting and purifying device 2 by gas outlet and process, and half volatilization or the non-normally low pure land that can be considered of volatile organic content in the soil after being desorbed, it is arranged to be transported to after mouth discharges microwave heating desorbing stove 3 by the pure land and specifies position to pile up.Second conveyor is generally selected to auger type conveying worm, soil is being delivered on the second conveyor in microwave heating desorbing stove 3 by the first conveyer 4, rolled by spiral the heat treated of soil be not only able to be beneficial in soil half volatilization or volatile organic contaminant, additionally it is possible to promote soil to arrange mouth place to the pure land.
Further, the structure of refinement feed arrangement 1, it includes soil crusher 11, regulator storage tank 12 and mixing vibration sieve 13, and the outlet of soil crusher 11 and the outlet of regulator storage tank 12 are connected to wherein one end of mixing vibration sieve 13, and its other end is then connected to the first conveyer 4.Soil after contaminated is when loading in feed arrangement 1, soil is piled up on soil crusher 11, soil is made to be crushed into soil particle by soil crusher 11, and the particle diameter of the soil particle being usually formed is less than 30mm, so as desorbing in follow-up microwave heating desorbing stove 3, soil particle is drained on mixing vibration sieve 13 by the outlet of soil crusher 11, regulator in regulator storage tank 12 is also added in soil particle simultaneously, 13 are sieved by mixing vibration, soil particle is mixed with regulator, then pass through the first conveyer 4 it to be delivered in microwave heating desorbing stove 3 by mixing vibration sieve 13.Can be selected for Microwave Senstizer for the regulator in regulator storage tank 12, concretely activated carbon, water, sodium chloride and aluminium powder etc., it can accelerate the soil warming in microwave heating desorbing stove 3, improves the efficiency of heating surface.
For dedusting and purifying device 2, it includes wet scrubber 21, and wet scrubber 21 and microwave heating desorbing stove 3 turn on, and have mud outlet.Wet scrubber 21 can spray cooling water, the gas produced in microwave heating desorbing stove 3 imports after in wet scrubber 21, gas containing organic pollution and dust is sprayed, its temperature is made to be down to room temperature, make overwhelming majority organic pollution post liquefaction and dust form mud and arranged mouth discharge by mud, be enriched the mud of pollutant by otherwise processed.And also there is portion after being processed by dedusting and purifying device 2 and need to process, then can also set up an adsorber 22, this adsorber 22 turns on wet scrubber 21, some activated carbons it are provided with in adsorber 22, reduce to the waste gas after room temperature to be imported after in adsorber 22 by wet scrubber 21, in it, remaining a small amount of organic pollution can be absorbed by the activated carbon so that waste gas purification is that clean gas is immediately discharged to the external world.
Optimizing above-described embodiment, repair system also includes supervising device 5, and this supervising device 5 is all electrically connected with feed arrangement 1, microwave heating desorbing stove 3 and dedusting and purifying device 2, it is possible to plays supervision and controls the effect of three.Broken and the vibration action of such as feed arrangement 1 all can be controlled by supervising device 5, and after monitoring soil entrance in microwave heating desorbing stove 3, control microwave heating desorbing stove 3 to work, microwave heating desorbing soil, after having gas to import further in the wet scrubber 21 of monitoring dedusting and purifying device 2, cooling water starts spraying cooling and purifies gas, namely can so that repair system has higher automatization's performance by monitoring device, contaminated soil only need to be loaded in soil crusher 11 by staff, very convenient.
Hereinafter adopting by nitrophenols contaminated soil is example, in soil, the pollution concentration of nitrophenols is 400mg/kg, add it to carry out in soil crusher 11 break process, and mix with regulator, regulating microwave heating desorbing stove 3 power is 45kW, mixed soil is delivered in microwave heating desorbing stove 3 and stops 25min, its temperature controls at about 300 DEG C, the pure land at microwave heating desorbing stove 3 is arranged the clearance of nitrophenols in the pure land that mouth place discharges and is reached 98%, and the air of adsorber 22 discharge is detected, reach the discharge standard of " atmospheric pollution comprehensive discharge standard " (GB16297-1996).
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (9)
1. a contaminated soil solution adsorption desorption repair system, including feed arrangement and dedusting and purifying device, it is characterized in that: also include microwave heating desorbing stove, it is attached by the first conveyer between described feed arrangement and described microwave heating desorbing stove, between described dedusting and purifying device and described microwave heating desorbing stove, adopts trachea conducting.
2. contaminated soil solution adsorption desorption repair system as claimed in claim 1, it is characterised in that: the furnace wall of described microwave heating desorbing stove includes internal layer and outer layer, and described internal layer is silicon carbide layer, and described outer layer is heat-insulation layer.
3. contaminated soil solution adsorption desorption repair system as claimed in claim 1, it is characterized in that: described microwave heating desorbing stove have the gas outlet connected with described dedusting and purifying device and discharge desorbing after soil the pure land row mouth, the described pure land row mouth be connected by second conveyor with described first conveyer.
4. contaminated soil solution adsorption desorption repair system as claimed in claim 3, it is characterised in that: described second conveyor is auger type conveying worm.
5. contaminated soil solution adsorption desorption repair system as claimed in claim 1, it is characterized in that: described feed arrangement includes soil crusher, regulator storage tank and mixing vibration sieve, the outlet of described soil crusher and the outlet of described regulator storage tank are connected to wherein one end of described mixing vibration sieve, and the other end of described mixing vibration sieve is connected to described first conveyer.
6. contaminated soil solution adsorption desorption repair system as claimed in claim 5, it is characterised in that: after described soil breaking crusher machine, the particle diameter of soil particle is less than 30mm.
7. contaminated soil solution adsorption desorption repair system as claimed in claim 1, it is characterised in that: described dedusting and purifying device includes wet scrubber, described wet scrubber and the conducting of described microwave heating desorbing stove, and has mud row's mouth.
8. contaminated soil solution adsorption desorption repair system as claimed in claim 7, it is characterised in that: also include the adsorber turned on described wet scrubber, in described adsorber, be provided with some activated carbons.
9. contaminated soil solution adsorption desorption repair system as claimed in claim 1, it is characterised in that: also include supervising device, the automatically controlled described feed arrangement of described supervising device, described microwave heating desorbing stove and described dedusting and purifying device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620054879.2U CN205362214U (en) | 2016-01-20 | 2016-01-20 | Pollute soil desorption repair system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620054879.2U CN205362214U (en) | 2016-01-20 | 2016-01-20 | Pollute soil desorption repair system |
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| CN205362214U true CN205362214U (en) | 2016-07-06 |
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| CN201620054879.2U Active CN205362214U (en) | 2016-01-20 | 2016-01-20 | Pollute soil desorption repair system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001083A (en) * | 2016-07-11 | 2016-10-12 | 佛山科学技术学院 | Organic matter contaminated soil restoring method and device |
| CN109092877A (en) * | 2018-08-22 | 2018-12-28 | 苏州三体智能科技有限公司 | A kind of soil cycle heat treatment prosthetic device and its method |
| CN110000200A (en) * | 2019-04-30 | 2019-07-12 | 武夷学院 | A kind of administering method of pesticide contaminated soil |
| CN112620329A (en) * | 2020-11-30 | 2021-04-09 | 桂林电子科技大学 | Soil organic matter pollution treatment device |
-
2016
- 2016-01-20 CN CN201620054879.2U patent/CN205362214U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001083A (en) * | 2016-07-11 | 2016-10-12 | 佛山科学技术学院 | Organic matter contaminated soil restoring method and device |
| CN109092877A (en) * | 2018-08-22 | 2018-12-28 | 苏州三体智能科技有限公司 | A kind of soil cycle heat treatment prosthetic device and its method |
| CN110000200A (en) * | 2019-04-30 | 2019-07-12 | 武夷学院 | A kind of administering method of pesticide contaminated soil |
| CN112620329A (en) * | 2020-11-30 | 2021-04-09 | 桂林电子科技大学 | Soil organic matter pollution treatment device |
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Address after: 430205 No. 59 Liufang Avenue, Donghu High-tech Development Zone, Wuhan City, Hubei Province Patentee after: Zhongye Southern Urban Environmental Protection Engineering Technology Co., Ltd. Address before: 430071 Dongsha Building, 122 North Road, Wuchang District, Wuhan City, Hubei Province, 15th Floor Patentee before: Wuhan Urban Environment Protection Engineering Techn Co., Ltd. |
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