CN105170615A - Equipment for removing soil pollutants - Google Patents
Equipment for removing soil pollutants Download PDFInfo
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- CN105170615A CN105170615A CN201510529557.9A CN201510529557A CN105170615A CN 105170615 A CN105170615 A CN 105170615A CN 201510529557 A CN201510529557 A CN 201510529557A CN 105170615 A CN105170615 A CN 105170615A
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Abstract
The invention relates to equipment for removing soil pollutants, and belongs to the field of environmental protection machinery. The equipment comprises a soil liquefying device and soil repairing equipment, wherein the soil liquefying device comprises a mixing pool, a water inlet pipe and a slurry pump; a viscosity sensor is arranged in the mixing pool; a first electromagnetic valve is arranged on the water inlet pipe; the slurry pump is connected with the mixing pool through a pipe; the soil repairing equipment comprises a shell; the interior of the shell is divided into an upper part and a lower part by a separation plate; the two parts are respectively a tail gas treatment pool at the upper part of the equipment and a reaction tank at the lower part of the equipment; and the tail gas treatment pool and the reaction tank are connected through a tail gas collection pipe. The equipment has such advantages as high automation degree and excellent treatment effect.
Description
Technical field
the present invention relates to a kind of removal soil pollutant equipment, belong to field of environment protection.
Background technology
Nearly 20 years, China was along with industrialization, urbanization, the deepening constantly of the intensive process in rural area, and soil contamination problem grows with each passing day.Soil pollution situation go from bad to worse and characteristic that soil is non-renewable becomes a great problem that restriction China continues development, solve soil contamination problem become China realize sustainable development in the urgent need to.
The conventional processing method of current soil pollution is as follows:
1 chemical leaching method: eluent is injected in contaminated soil or deposit, the process of pollutant in wash-out and cleaning soil.This technology has flexible operation, and repairing effect is stablized, and the cycle is short, the advantage that efficiency is high, but this technology scope of application is limited, and cost is high and can cause secondary pollution.
2 bioanalysises: utilize microbiological deterioration to carry out dye reparation to soil dirt, be a kind of recovery technique common in life, the method treatment effect is good, disposal cost is low, can not cause secondary pollution, but repair speed comparatively slowly, reaching regulation and control level needs considerable time.
3 thermal desorptions: in heating soil, organic contamination component is to sufficiently high temperature, make it evaporate and the process be separated with soil media.Thermal desorption technology has the advantages such as pollutant process range is wide, equipment is removable, the rear soil of reparation is recycling, but the equal dependence on import of domestic current capital equipment, cause equipment investment cost high.
Application number is 201010215971.X, denomination of invention is a kind of patent of the low-temperature desorption restorative procedure for contaminated soil, by contaminated soil preparatory stage, low-temperature desorption processing stage, tail gas treatment stage three steps form, be respectively: after contaminated soil being transported to low-temperature desorption workshop, make the multiple strip Tu Duo of Zinc fractions by equipment; By soil turning device, intermittent turning is carried out to Tu Duo, the pollutant volatilization in soil is removed, and periodic detection is carried out to the soil after turning; Derived after volatilization with the gas of pollutant by centrifugal exhaust fan, after bag-type dust and three way activity charcoal adsorb, realize the clean discharge of tail gas.The method is longer for repair time, and owing to adopting nature volatilization, pollutant removal is incomplete, and treatment effect is undesirable.
Application number is 201210383050.3, denomination of invention is a kind of contaminated soil remediation system adopting recirculating and method, it discloses a kind of method and the thermal desorption device that adopt thermal desorption method process contaminated soil, although solve the technical problem of equipment not dependence on import from function, but device overall structure is more complicated, after long-play, efficiency reduces very fast, treatment effect is undesirable, and automation degree of equipment is low.
Summary of the invention
For the deficiencies in the prior art, the invention provides the thermal desorption prosthetic appliance of the higher organic soil pollution of a kind of automaticity, utilize high temperature and high pressure gas that the volatile type organic in soil is overflowed, then this type of air is processed by vent gas treatment pond.
To achieve these goals, the present invention is by the following technical solutions:
A kind of removal soil pollutant equipment, comprises soil liquefaction device and soil remediation equipment;
Soil liquefaction device comprises mixing pit, water inlet pipe and slush pump; Be provided with viscosity sensor in mixing pit, water inlet pipe is provided with the first magnetic valve, and slush pump is connected with mixing pit by pipeline;
Described soil remediation equipment comprises a shell, and enclosure is become upper and lower two parts by a baffle for separating, and be positioned at the vent gas treatment pond of its upper side and the reactive tank of bottom respectively, vent gas treatment pond is connected by exhaust collection pipe with between reactive tank;
The sidewall of described reactive tank is provided with the soil charging aperture be connected with described soil liquefaction device, the gas feed be connected with high-temperature gas release device and liquid level sensor, and described liquid level sensor responds to the amount of pouring into of mud in described reactive tank;
Reactive tank inside is provided with agitator, and the bottom of reactive tank is provided with Dump gate; Described Dump gate comprises doorframe, rail plate, slide plate and sled drive mechanism, and described doorframe is provided with rail plate, and described sled drive mechanism drives described slide plate slide on described rail plate thus open or close Dump gate;
The lower sidewall in described gas treatment pond is provided with treatment fluid import, and side wall upper part is provided with treatment fluid outlet; One end of described exhaust collection pipe is positioned at reactive tank, and the other end is positioned at vent gas treatment pond, and one end that the exhaust collection Guan Yuyi being positioned at vent gas treatment pond is arranged on the snakelike blast pipe of reaction tank bottom is connected; The tube wall of described snakelike blast pipe is provided with steam vent, and gas enters vent gas treatment pond by the steam vent of snakelike blast pipe and processes, and the gas after process is discharged from treatment pond upper end open; Described treatment pond upper end open place is provided with two exhaust outlets, is first row gas port and second exhaust port respectively, and described first row gas port is connected with outside atmosphere by pipeline; Described second exhaust port is connected with the treatment fluid in gas treatment pond by pipeline; Gas sensor and the second magnetic valve is provided with in the pipeline be connected with described first row gas port;
Described agitator comprises shaft and drive motors;
Also comprise control assembly, described control assembly respectively with described viscosity sensor, the first magnetic valve, slush pump, liquid level sensor, gas sensor, the second magnetic valve and drive motors control connection.
Further, shaft is provided with paddle, and the surface of paddle is provided with some projections.
Further, described snakelike blast pipe is double-decker.
Further, described exhaust collection pipe is provided with the 3rd magnetic valve, described 3rd magnetic valve and Soil K+adsorption equipment control connection.
Further, the sidewall of described reactive tank is provided with soil sample mouth.
The invention has the beneficial effects as follows:
The first, agitator is equipped with in the present invention, can fully make high temperature and high pressure gas contact with Soil slurry, improves treatment effeciency.
The second, reactive tank is provided with soil sample mouth, and the testing result that soil quality detects is delivered to Dump gate on-off controller.When testing result meets the requirements, Dump gate on-off controller automatically controls sled drive mechanism and opens Dump gate discharging.This process automation degree is high, automatically can carry out next step soil treatment after discharging completes.
Three, this equipment blast pipe is snakelike double-decker, and tube wall is provided with steam vent, increases vent gas treatment amount.
Four, the top of this equipment is provided with two exhaust outlets, gas sensor and the second magnetic valve is provided with in one of them pipeline be connected with air, gas sensor detects the composition of be vented body in real time, and correlation detection signal is sent to controller, the data that gas sensor detects by controller are compared with the data arranged in advance, when gas is qualified, then open described second magnetic valve; If gas is defective, then the second magnetic valve is failure to actuate, and gas to be reentered treatment fluid by pipeline from described second exhaust port and processes, and ensure that be vented body does not pollute air.
Five, this equipment exhaust collection pipe is equipped with magnetic valve, prevents from liquid backflow and can regulate and control tail gas entering treatment pond flow, thus controls vent gas treatment quality.
accompanying drawing illustrates:
Fig. 1 is soil pollution prosthetic appliance structure chart of the present invention;
Fig. 2 is soil pollution prosthetic appliance Dump gate structure chart of the present invention;
Fig. 3 is soil pollution prosthetic appliance agitator structure figure of the present invention;
Fig. 4 is soil pollution prosthetic appliance coiled pipe structure chart of the present invention.
Wherein, 1, charging aperture; 2, air intlet; 3, treatment fluid entrance; 4, treatment fluid outlet; 5, agitator; 5-1, shaft; 5-2, paddle, 5-3, projection; 6, Dump gate; 6-1, slide plate; 6-2, doorframe; 6-3, rail plate; 7, exhaust collection pipe; 8, snakelike blast pipe; 9, reactive tank; 10, vent gas treatment pond; 12, the 3rd magnetic valve; 13, soil sample mouth; 14, first row gas port; 15, second exhaust port.
Detailed description of the invention
As shown in Figure 1, be soil pollution prosthetic appliance structure chart of the present invention.
A kind of removal soil pollutant equipment, comprises soil liquefaction device and soil remediation equipment;
Soil liquefaction device comprises mixing pit, water inlet pipe and slush pump; Be provided with viscosity sensor in mixing pit, water inlet pipe is provided with the first magnetic valve, and slush pump is connected with mixing pit by pipeline;
Described soil remediation equipment comprises a shell, and enclosure is become upper and lower two parts by a baffle for separating, is be positioned at the vent gas treatment pond 10 of its upper side and the reactive tank 9 of bottom respectively, is connected between vent gas treatment pond 10 with reactive tank 9 by exhaust collection pipe 7;
The sidewall of described reactive tank 9 is provided with the soil charging aperture 1 be connected with described soil liquefaction device, the gas feed 2 be connected with high-temperature gas release device and liquid level sensor, and described liquid level sensor responds to the amount of pouring into of mud in described reactive tank;
Reactive tank 9 inside is provided with agitator 5, and the bottom of reactive tank 9 is provided with Dump gate 6;
As shown in Figure 2, described Dump gate 6 comprises doorframe 6-2, rail plate 6-3, slide plate 6-1 and sled drive mechanism, described doorframe 6-2 is provided with rail plate 6-3, and described sled drive mechanism drives described slide plate 6-1 slide on described rail plate 6-3 thus open or close Dump gate 6;
The lower sidewall in described gas treatment pond 10 is provided with treatment fluid import 3, and side wall upper part is provided with treatment fluid outlet 4; One end of described exhaust collection pipe 7 is positioned at reactive tank 9, and the other end is positioned at vent gas treatment pond 10, and the snakelike blast pipe 8 that the exhaust collection pipe 7 and being positioned at vent gas treatment pond 10 is arranged on bottom reactive tank 9 is connected; The tube wall of described snakelike blast pipe 8 is provided with steam vent, and gas enters vent gas treatment pond by the steam vent of snakelike blast pipe 8 and processes, and the gas after process is discharged from treatment pond upper end open; Described treatment pond upper end open place is provided with two exhaust outlets, and be first row gas port 14 and second exhaust port 15 respectively, described first row gas port 14 is connected with outside atmosphere by pipeline; Described second exhaust port 15 is connected with the treatment fluid in gas treatment pond 10 by pipeline; Gas sensor and the second magnetic valve is provided with in the described pipeline be connected with first row gas port 14;
Described agitator 5 comprises shaft and drive motors;
Also comprise control assembly, described control assembly respectively with described viscosity sensor, the first magnetic valve, slush pump, liquid level sensor, gas sensor, the second magnetic valve and drive motors control connection.
The contaminated soil processing procedure of present device is: contaminated soil mixes with water in soil liquefaction device, control assembly controls the magnetic valve on described soil liquefaction device, after viscosity reaches requirement, close the first magnetic valve on water inlet pipe, drive slush pump to slurry conveyed in reactive tank 9; Liquid level sensor sends detection signal to control assembly after mud being detected, and control assembly controls drive motors and rotates, and drive motors drives shaft to stir.
Meanwhile, high temperature and high pressure gas enters reactive tank 9 from air intlet 2, utilizes agitator 5 pairs of Soil slurries to stir, makes high temperature and high pressure gas fully contact Soil slurry, accelerates organic pollution effusion.
Reactive tank 9 outside is provided with soil sample mouth 13, utilize Soil K+adsorption equipment to monitor soil, the testing result that soil quality detects is delivered on Dump gate 6 on-off controller, by presetting the processing requirements to soil quality, when testing result meets the requirements, Dump gate 6 carries out discharging.
The air with pollutant produced in reactive tank 9 is collected by the exhaust collection pipe 7 be located in reactive tank 9, then enters vent gas treatment pond 10 through exhaust collection pipe 7 outlet.
The top in vent gas treatment pond 10 is provided with two exhaust outlets, the first row gas port 14 and second exhaust port 15 that are connected with air respectively, wherein, gas sensor and the second magnetic valve is provided with in the pipeline of first row gas port 14, gas sensor detects the composition of be vented body in real time, and correlation detection signal is sent to controller, and the data that gas sensor detects by controller are compared with the data arranged in advance, when gas is qualified, then open described second magnetic valve; If gas is defective, then the second magnetic valve is failure to actuate, and gas enters from described second exhaust port 15, is reentered in treatment fluid process by pipeline, ensure that be vented body does not pollute air.
Remove the further preferred version of soil pollutant equipment as the present invention, described exhaust collection pipe 7 is equipped with the 3rd magnetic valve the 12, three magnetic valve 12 and both prevented liquid backflow, can exhaust flow be controlled simultaneously.
As shown in Figure 3, as present invention further optimization scheme, the agitator 5 of soil pollution prosthetic appliance of the present invention, this agitator 5 surface is also provided with raised points, increases mixing effect, and then improves reactive tank 9 efficiency.
As shown in Figure 4, as present invention further optimization scheme, the snakelike blast pipe 8 of soil pollution prosthetic appliance of the present invention, pipe, for two-layer, be arranged on bottom treatment pond 10, tube wall have steam vent, can fully make tail gas contact with reactant liquor, improve treatment effect.
Claims (6)
1. remove a soil pollutant equipment, it is characterized in that, comprise soil liquefaction device and soil remediation equipment;
Soil liquefaction device comprises mixing pit, water inlet pipe and slush pump; Be provided with viscosity sensor in mixing pit, water inlet pipe is provided with the first magnetic valve, and slush pump is connected with mixing pit by pipeline;
Described soil remediation equipment comprises a shell, enclosure is become upper and lower two parts by a baffle for separating, be be positioned at the vent gas treatment pond (10) of its upper side and the reactive tank (9) of bottom respectively, be connected by exhaust collection pipe (7) between vent gas treatment pond (10) with reactive tank (9);
The sidewall of described reactive tank (9) is provided with the soil charging aperture (1) be connected with described soil liquefaction device, the gas feed (2) be connected with high-temperature gas release device and liquid level sensor, and described liquid level sensor responds to the amount of pouring into of mud in described reactive tank;
Reactive tank (9) inside is provided with agitator (5), the bottom of reactive tank (9) is provided with Dump gate (6), described Dump gate (6) comprises doorframe (6-2), rail plate (6-3), slide plate (6-1) and sled drive mechanism, described doorframe (6-2) is provided with rail plate (6-3), and described sled drive mechanism drives described slide plate (6-1) in the upper slip of described rail plate (6-3) thus opens or closes Dump gate (6);
The lower sidewall of described gas treatment pond (10) is provided with treatment fluid import (3), and side wall upper part is provided with treatment fluid outlet (4); One end of described exhaust collection pipe (7) is positioned at reactive tank (9), the other end is positioned at vent gas treatment pond (10), and the one end of the snakelike blast pipe (8) that the exhaust collection pipe (7) and being positioned at vent gas treatment pond (10) is arranged on bottom reactive tank (9) is connected; The tube wall of described snakelike blast pipe (8) is provided with steam vent, and gas enters vent gas treatment pond by the steam vent of snakelike blast pipe (8) and processes, and the gas after process is discharged from treatment pond upper end open; Described treatment pond upper end open place is provided with two exhaust outlets, and be first row gas port (14) and second exhaust port (15) respectively, described first row gas port (14) is connected with outside atmosphere by pipeline; Described second exhaust port (15) is connected with the treatment fluid in gas treatment pond (10) by pipeline; Gas sensor and the second magnetic valve is provided with in the pipeline be connected with described first row gas port (14);
Described agitator (5) comprises shaft and drive motors;
Also comprise control assembly, described control assembly respectively with described viscosity sensor, the first magnetic valve, slush pump, liquid level sensor, gas sensor, the second magnetic valve and drive motors control connection.
2. removal soil pollutant equipment according to claim 1, it is characterized in that, shaft is provided with paddle, and the surface of paddle is provided with some projections.
3. removal soil pollutant equipment according to claim 1, is characterized in that, described snakelike blast pipe (8) is double-decker.
4. removal soil pollutant equipment according to claim 1, is characterized in that, described exhaust collection pipe (7) is provided with the 3rd magnetic valve, described magnetic valve and Soil K+adsorption equipment control connection.
5. removal soil pollutant equipment according to claim 1, is characterized in that, the sidewall of described reactive tank (9) is provided with soil sample mouth (13).
6. removal soil pollutant equipment according to claim 1, is characterized in that, described sled drive mechanism and Soil K+adsorption equipment control connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510529557.9A CN105170615B (en) | 2015-08-26 | 2015-08-26 | A kind of removal soil pollutant equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510529557.9A CN105170615B (en) | 2015-08-26 | 2015-08-26 | A kind of removal soil pollutant equipment |
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| CN105170615A true CN105170615A (en) | 2015-12-23 |
| CN105170615B CN105170615B (en) | 2018-08-03 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000061443A (en) * | 1998-08-18 | 2000-02-29 | Ohbayashi Corp | Device for separating and removing harmful material |
| KR100952702B1 (en) * | 2009-08-19 | 2010-04-13 | 주식회사 윈텍에이티에스 | The purification apparatus of a heavy metal contamination soil |
| CN102371267A (en) * | 2011-09-04 | 2012-03-14 | 常州浩瀚新材料科技有限公司 | Technical device for quickly repairing soil pollution by advanced oxidation |
| CN202447364U (en) * | 2012-01-13 | 2012-09-26 | 山西省环境科学研究院 | Treatment equipment for contaminated soil |
| CN104307863A (en) * | 2014-10-21 | 2015-01-28 | 常州大学 | Severely-polluted soil remediation device |
| CN204996818U (en) * | 2015-08-26 | 2016-01-27 | 苏州宏奇锐自动化有限公司 | Get rid of soil pollutant equipment |
-
2015
- 2015-08-26 CN CN201510529557.9A patent/CN105170615B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000061443A (en) * | 1998-08-18 | 2000-02-29 | Ohbayashi Corp | Device for separating and removing harmful material |
| KR100952702B1 (en) * | 2009-08-19 | 2010-04-13 | 주식회사 윈텍에이티에스 | The purification apparatus of a heavy metal contamination soil |
| CN102371267A (en) * | 2011-09-04 | 2012-03-14 | 常州浩瀚新材料科技有限公司 | Technical device for quickly repairing soil pollution by advanced oxidation |
| CN202447364U (en) * | 2012-01-13 | 2012-09-26 | 山西省环境科学研究院 | Treatment equipment for contaminated soil |
| CN104307863A (en) * | 2014-10-21 | 2015-01-28 | 常州大学 | Severely-polluted soil remediation device |
| CN204996818U (en) * | 2015-08-26 | 2016-01-27 | 苏州宏奇锐自动化有限公司 | Get rid of soil pollutant equipment |
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| CN105170615B (en) | 2018-08-03 |
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Effective date of registration: 20200429 Address after: No.253, tongluofuqian Road, Taoyuan Town, Wujiang District, Suzhou City, Jiangsu Province 215200 Patentee after: Wujiang Xintiandi Landscape Construction Engineering Co.,Ltd. Address before: Song Ling Zhen Wujiang District of Suzhou City, Jiangsu province 215200 Suzhou River Road No. 18 (Taihu Metro Branch Park) Patentee before: SUZHOU HONGQIRUI AUTOMATION Co.,Ltd. |
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Effective date of registration: 20221012 Address after: 215200 West of Xingchuanhe Road and North of Wufang Road, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: SUZHOU LIANWEI MACHINERY TECHNOLOGY Co.,Ltd. Address before: 215200 No. 253, tongluofuqian Road, Taoyuan Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: Wujiang Xintiandi Landscape Construction Engineering Co.,Ltd. |
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