CN203196984U - Equipment for remediation of soil polluted by volatile organic substances - Google Patents
Equipment for remediation of soil polluted by volatile organic substances Download PDFInfo
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- CN203196984U CN203196984U CN 201320222092 CN201320222092U CN203196984U CN 203196984 U CN203196984 U CN 203196984U CN 201320222092 CN201320222092 CN 201320222092 CN 201320222092 U CN201320222092 U CN 201320222092U CN 203196984 U CN203196984 U CN 203196984U
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- incubator
- pipeline
- reaction pond
- contaminated soil
- oxidation reaction
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Abstract
The utility model relates to equipment for remediation of soil polluted by volatile organic substances. The equipment for remediation of the soil polluted by the volatile organic substances comprises a heat preservation box, wherein a support is arranged inside the heat preservation box, a sprayer is arranged on the inner wall of the heat preservation box and below the support, a water inlet pipe and an air outlet pipe communicated with an inner cavity of the heat preservation box are arranged on the heat preservation box, the lower end of the water inlet pipe stretches into the heat preservation box and is connected with the sprayer to form a communicated pipeline, an oxidizing reaction pond is arranged outside the heat preservation box, the air outlet pipe of the heat preservation box is connected with an air inlet pipe of the oxidizing reaction pond to form a communicated pipeline, and a pipeline at the air outlet end of the oxidizing reaction pond is connected with an active carbon adsorbing tower. The equipment for remediation of the soil polluted by the volatile organic substances is economical and capable of protecting environment and has the advantages that no additional materials or energy is needed, the structure is simple, the oxidizing reaction pond is connected to the outer side of the heat preservation box, waste gas exhausted from the heat preservation box is treated timely through the oxidizing reaction pond and is isolated from external air and underground water, and therefore, secondary pollution is avoided.
Description
Technical field
The utility model relates to a kind of prosthetic appliance of volatile organism contaminated soil.
Background technology
China's soil pollution phenomenon is very serious, especially organic pollution, and according to opening magnitude (2004) investigation week, the farmland that the whole nation is polluted by organic matter (agricultural chemicals, petroleum hydrocarbon and PAHs) reaches 3,600 ten thousand hm2, wherein about 1,600 ten thousand hm2 of pollution by pesticides area.Along with using in a large number of agricultural chemicals, the seepage of underground petroleum pipeline and discarded object landfill yard, the organic pollution of soil phenomenon increases the weight of day by day.At present, urbanization process is accelerated, and a large amount of polluted enterprises are moved away from the down town, leave over down a large amount of contaminatedgrounds therefrom, and the secondary development in these soils must be handled through effective for repairing.Processing method for the organic matter contaminated site, mainly comprise biological restoration, chemical leaching, steam lixiviate, thermodynamics reparation and electric power reparation etc., and for the reparation that volatile organic matter pollutes soil, facts have proved that in a large number steam lixiviate, thermodynamics reparation are comparatively effective, economic methods.The reparation of soil original position is subjected to weather, soil property, process system and phreatic the influence, and therefore, repairing efficiency is longer, and effect is difficult to guarantee.A large amount of researchers has done a large amount of work for improving soil remediation efficient, produced hot reinforcement steam microwave leaching technology, adopt means such as hot-air, vapours injection and electromagnetism heating, yet strengthening the preparation that has increased the cost, particularly vapours repaired, heat needs great amount of water resources and energy.
In China, the consumption of annual white lime is very big, in the preparation process of white lime, can consume great amount of water resources, also produced a large amount of heat simultaneously, and this type of nearly all heat is wasted all.The reaction of water and quick lime can discharge a large amount of heat, heat even can like a cork egg be cooked, and the steam temperature that transpiration goes out can reach about 100 ℃.China natural resources scarcity, reasonable energy utilization are the difficult problems that each industry answers emphasis to solve.
Because China's soil remediation industry is started late, experience lacks, and most of technology and equipment is all introduced abroad, has caused raising, cycle stretch-out and the inefficiency of rehabilitation cost.Therefore, in conjunction with China's s own situation, soil remediation technology and device that exploitation and development have independent intellectual property right will have great importance for the improvement of China's ecological environment.
And the method for the general elevated temperature heat desorption that adopts has method equipment cost height now now, complicated operation, and the energy consumption height, treatment effeciency and heat energy utilization rate are low, make that the cost of contaminated soil repair is high.
The utility model content
The technical problems to be solved in the utility model is: overcomes the deficiencies in the prior art, a kind of prosthetic appliance of volatile organism contaminated soil is provided, realize that thermal desorption reparation volatile organic compound pollutes soil, and can be simultaneously in conjunction with chemical method processing tail gas.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of prosthetic appliance of volatile organism contaminated soil, comprise incubator, be provided with in the described incubator for the support of placing the preliminary treatment contaminated soil, the incubator inwall of described support below is provided with spray thrower, the escape pipe that described incubator is provided with water inlet pipe and communicates with the incubator inner chamber, described water inlet pipe lower end stretches into incubator and spray thrower is connected to form pipeline connection
Described incubator is outside equipped with the oxidation reaction pond, the escape pipe of the described incubator formation pipeline connection that is connected with the air inlet pipe in oxidation reaction pond, and the outlet side pipeline in described oxidation reaction pond is connected with activated carbon adsorber.
Further, described spray thrower comprises the transverse jet road that is connected with the incubator water inlet pipe and the vertical spray road more than two, and described vertical spray road and transverse jet road intersect the formation pipeline connection that joins.
Further, described oxidation reaction pond comprises the reaction tank that is marked with reactant liquor and is arranged on gas skirt on the reaction tank, be provided with more than one blast pipe in the described reaction tank, the air inlet pipe in the inlet end of described each blast pipe and oxidation reaction pond forms pipeline connection, be distributed with some exhaust capillaries on the described blast pipe, described gas skirt is provided with the escape pipe that is communicated with for activated carbon adsorber.
Further, the pipeline between described incubator and the oxidation reaction pond is provided with first aspiration pump.
Further, the pipeline between described incubator and the oxidation reaction pond is provided with for the gas collecting box of collecting waste gas in the incubator.
Further, described first aspiration pump is arranged on the pipeline between gas collecting box and the incubator, and the pipeline between described gas collecting box and the oxidation reaction pond is provided with second aspiration pump.
Further, the outlet side pipeline of described activated carbon adsorber is connected with chimney.
Further, the pipeline between described activated carbon adsorber and the chimney is provided with the 3rd aspiration pump.
Further, the sidewall of described incubator is provided with first hermatic door and second hermatic door, and described first hermatic door is positioned at the support top, above described second hermatic door is positioned at the bottom of the incubator case.
Further, the described pipeline that is positioned at the outer water inlet pipe of incubator is provided with water injecting pump.
The beneficial effects of the utility model are: the economic environmental protection of prosthetic device of the present utility model, need not any admixture and the energy, and prosthetic device is simple in structure, can process voluntarily, has saved great amount of cost.And the waste gas of discharging is in time handled by the oxidation reaction pond in oxidation reaction pond on connecting outside incubator from incubator, avoids isolated with outside air and underground water, can not cause secondary pollution.
And prosthetic device of the present utility model is efficiently quick.Adopt staggered form spray piping in length and breadth, quick lime and water even contact and fast reaction, distribution of steam is even, pollutes soil and is fully repaired, and has saved the time, simultaneously, according to treatment effect, can repeat repair process, and is up to standard to arriving.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Fig. 1 is the structural representation of the utility model prosthetic appliance;
Fig. 2 is the structural representation of spray thrower;
Fig. 3 is the structural representation in oxidation reaction pond.
Wherein: 1, incubator, 2, support, 3, spray thrower, 4, gas collecting box, 5, the oxidation reaction pond, 6, activated carbon adsorber, 7, chimney, 8, water injecting pump, 91, first aspiration pump, 92, second aspiration pump, the 93, the 3rd aspiration pump, 31, the transverse jet road, 32, vertically spray, 51, reaction tank, 52, gas skirt, 53, blast pipe.
The specific embodiment
By reference to the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, so it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of prosthetic appliance of volatile organism contaminated soil, comprise incubator 1, be provided with in the incubator 1 for the support 2 of placing the preliminary treatment contaminated soil, incubator 1 inwall of support 2 belows is provided with spray thrower 3, the escape pipe that incubator 1 is provided with water inlet pipe and communicates with incubator 1 inner chamber, water inlet pipe lower end stretch into incubator 1 and are connected to form pipeline connection with spray thrower 3.
And discharge the gas of activated carbon adsorber 6 for convenience, pipeline is connected with chimney 7 in the outlet side of activated carbon adsorber 6, and the pipeline between activated carbon adsorber 6 and the chimney 7 is provided with the 3rd aspiration pump 93.
As shown in Figure 2, spray thrower 3 comprises transverse jet road 31 and the 3 vertical spray roads 32 that are connected with incubator 1 water inlet pipe, 3 vertically spray road 32 and transverse jet road 31 intersect the formation pipeline connection that joins, transverse jet road 31 is connected with the water inlet pipe of incubator 1, make transverse jet road 31 and vertically jet pipe water evenly can be sprayed on the pulverized limestone at the bottom of the incubator 1 case, for guaranteeing the hydraulic pressure in the water inlet pipe, the pipeline that therefore is positioned at incubator 1 outer water inlet pipe is provided with water injecting pump 8.
As shown in Figure 3, oxidation reaction pond 5 comprises the reaction tank 51 that is marked with reactant liquor and is arranged on gas skirt 52 on the reaction tank 51, be provided with a plurality of blast pipe 53 in the reaction tank 51, the air inlet pipe in the inlet end of each blast pipe 53 and oxidation reaction pond 5 forms pipeline connection, be distributed with some exhaust capillaries on the blast pipe 53, gas skirt 52 is provided with the escape pipe that is communicated with for activated carbon adsorber 6.
When waste gas after enter oxidation reaction pond 5, enter into respectively in each blast pipe 53, blast pipe 53 is immersed in the reactant liquor, waste gas is when upwards discharging, the air that has pollutant enters reactant liquor by exhaust capillary, finishes oxidation reaction from 5 bottoms, oxidation reaction pond to the process of up effusion liquid level and discharges then.
The concrete using method of prosthetic device of the present utility model is, be placed on the preliminary treatment contaminated soil that needs reparation at support 2, pulverized limestone is placed in the bottom at the bottom of the case of incubator 1, open water inlet pipe then, spray thrower 3 beginnings are to 1 case rising pouring water of incubator under the effect of water injecting pump 8, about 5 centimeters above water logging is not pulverized limestone, stop into water then, pulverized limestone and water generation chemical reaction, produce high-temperature gas in incubator 1, high-temperature gas is finished the preliminary treatment contaminated soil on the support 2 is carried out the thermal desorption reparation, after to be repaired the finishing, first aspiration pump 91 is opened, and the gas in the incubator 1 enters in the gas collecting box 4;
When the waste gas in needing gas collecting box 4 too much need be discharged, open second aspiration pump 92 and the 3rd aspiration pump 93, thereby waste gas enters oxidation reaction pond 5 carries out the oxidation processes reaction, the gas intact through oxidation processes is entering 6 times one filtration treatment of activated carbon adsorber, under the effect of the 3rd aspiration pump 93, discharge from chimney 7 at last, finish waste gas purification is handled.
The sidewall of incubator 1 is provided with first hermatic door and second hermatic door, first hermatic door is positioned at support 2 tops, second hermatic door is positioned at top at the bottom of the incubator 1 case, after treating that incubator 1 interior preliminary treatment contaminated soil reparation is finished, open incubator 1 top first hermatic door, the pollution soil that takes a morsel is measured, if repairing effect is up to standard, this processing finishes, and opens second hermatic door of incubator 1 bottom, takes out white lime; If repairing effect is below standard, change quick lime, proceed to handle by above-mentioned steps, up to standard to arriving.
The economic environmental protection of prosthetic device of the present utility model need not any admixture and the energy, and prosthetic device is simple in structure, can process voluntarily, has saved great amount of cost.And the waste gas of discharging is in time handled by oxidation reaction pond 5 in oxidation reaction pond 5 on connecting outside incubator 1 from incubator 1, avoids isolated with outside air and underground water, can not cause secondary pollution.
And prosthetic device of the present utility model is efficiently quick.Adopt staggered form spray piping in length and breadth, quick lime and water even contact and fast reaction, distribution of steam is even, pollutes soil and is fully repaired, and has saved the time, simultaneously, according to treatment effect, can repeat repair process, and is up to standard to arriving.
Be enlightenment with above-mentioned foundation desirable embodiment of the present utility model, by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification, must determine its technical scope according to the claim scope.
Claims (10)
1. the prosthetic appliance of a volatile organism contaminated soil, it is characterized in that: comprise incubator, (1), described incubator, (1) is provided with in for the support of placing the preliminary treatment contaminated soil, (2), described support, (2) Xia Fang incubator, (1) inwall is provided with spray thrower, (3), described incubator, (1) be provided with water inlet pipe and and incubator, (1) escape pipe that communicates of inner chamber, incubator is stretched in described water inlet pipe lower end, (1) and spray thrower, (3) be connected to form pipeline connection
Described incubator (1) is outside equipped with oxidation reaction pond (5), the escape pipe of described incubator (1) the formation pipeline connection that is connected with the air inlet pipe of oxidation reaction pond (5), the outlet side pipeline in described oxidation reaction pond (5) is connected with activated carbon adsorber (6).
2. the prosthetic appliance of volatile organism contaminated soil according to claim 1, it is characterized in that: described spray thrower (3) comprises the transverse jet road (31) that is connected with incubator (1) water inlet pipe and the vertical spray road (32) more than two, and described vertical spray road (32) and transverse jet road (31) intersect the formation pipeline connection that joins.
3. the prosthetic appliance of volatile organism contaminated soil according to claim 1, it is characterized in that: described oxidation reaction pond (5) comprises the reaction tank (51) that is marked with reactant liquor and is arranged on gas skirt (52) on the reaction tank (51), be provided with more than one blast pipe (53) in the described reaction tank (51), the air inlet pipe of the inlet end of described each blast pipe (53) and oxidation reaction pond (5) forms pipeline connection, described blast pipe is distributed with some exhaust capillaries on (53), and described gas skirt (52) is provided with the escape pipe that is communicated with for activated carbon adsorber (6).
4. the prosthetic appliance of volatile organism contaminated soil according to claim 1, it is characterized in that: the pipeline between described incubator (1) and oxidation reaction pond (5) is provided with first aspiration pump (91).
5. the prosthetic appliance of volatile organism contaminated soil according to claim 4 is characterized in that: the pipeline between described incubator (1) and oxidation reaction pond (5) is provided with for the gas collecting box (4) of collecting the interior waste gas of incubator (1).
6. the prosthetic appliance of volatile organism contaminated soil according to claim 5, it is characterized in that: described first aspiration pump (91) is arranged on the pipeline between gas collecting box (4) and the incubator (1), and the pipeline between described gas collecting box (4) and oxidation reaction pond (5) is provided with second aspiration pump (92).
7. the prosthetic appliance of volatile organism contaminated soil according to claim 1, it is characterized in that: the outlet side pipeline of described activated carbon adsorber (6) is connected with chimney (7).
8. the prosthetic appliance of volatile organism contaminated soil according to claim 7, it is characterized in that: the pipeline between described activated carbon adsorber (6) and the chimney (7) is provided with the 3rd aspiration pump (93).
9. the prosthetic appliance of volatile organism contaminated soil according to claim 1, it is characterized in that: the sidewall of described incubator (1) is provided with first hermatic door and second hermatic door, described first hermatic door is positioned at support (2) top, above described second hermatic door is positioned at the bottom of incubator (1) case.
10. the prosthetic appliance of volatile organism contaminated soil according to claim 1, it is characterized in that: the described pipeline that is positioned at the outer water inlet pipe of incubator (1) is provided with water injecting pump (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320222092 CN203196984U (en) | 2013-04-26 | 2013-04-26 | Equipment for remediation of soil polluted by volatile organic substances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320222092 CN203196984U (en) | 2013-04-26 | 2013-04-26 | Equipment for remediation of soil polluted by volatile organic substances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203196984U true CN203196984U (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320222092 Expired - Lifetime CN203196984U (en) | 2013-04-26 | 2013-04-26 | Equipment for remediation of soil polluted by volatile organic substances |
Country Status (1)
| Country | Link |
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| CN (1) | CN203196984U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309257A (en) * | 2017-07-25 | 2017-11-03 | 浙江大学 | Heat reinforcing gas phase extraction stain soil restoring device and its method |
| CN110899320A (en) * | 2019-11-27 | 2020-03-24 | 上海傲江生态环境科技有限公司 | Contaminated soil remediation filter tower and contaminated soil remediation system |
-
2013
- 2013-04-26 CN CN 201320222092 patent/CN203196984U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309257A (en) * | 2017-07-25 | 2017-11-03 | 浙江大学 | Heat reinforcing gas phase extraction stain soil restoring device and its method |
| CN110899320A (en) * | 2019-11-27 | 2020-03-24 | 上海傲江生态环境科技有限公司 | Contaminated soil remediation filter tower and contaminated soil remediation system |
| CN110899320B (en) * | 2019-11-27 | 2022-01-25 | 上海傲江生态环境科技有限公司 | Contaminated soil remediation filter tower and contaminated soil remediation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 2188 No. 213022 Jiangsu province Zhonglou District of Changzhou City Avenue Patentee after: SUNTIME ENVIRONMENTAL REMEDIATION Co.,Ltd. Address before: 213022 Taihu road Jiangsu city Changzhou province Xinbei hi tech Zone No. 30 Patentee before: JIANGSU SUNTIME ENVIRONMENTAL REMEDIATION Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 213000 2188 Longcheng Road, Zhong Lou District, Changzhou, Jiangsu Patentee after: Shanda Environmental Restoration Co.,Ltd. Address before: 213022 No. 2188 Longcheng Avenue, Zhonglou District, Changzhou City, Jiangsu Province Patentee before: SUNTIME ENVIRONMENTAL REMEDIATION Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130918 |