CN203170696U - Leaching and repairing equipment of polluted soil - Google Patents

Leaching and repairing equipment of polluted soil Download PDF

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Publication number
CN203170696U
CN203170696U CN 201320186636 CN201320186636U CN203170696U CN 203170696 U CN203170696 U CN 203170696U CN 201320186636 CN201320186636 CN 201320186636 CN 201320186636 U CN201320186636 U CN 201320186636U CN 203170696 U CN203170696 U CN 203170696U
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CN
China
Prior art keywords
leacheate
leaching
drip washing
pipeline
contaminated soil
Prior art date
Application number
CN 201320186636
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Chinese (zh)
Inventor
褚兴飞
郑伟
周杜牧
Original Assignee
江苏上田环境修复有限公司
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Filing date
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Application filed by 江苏上田环境修复有限公司 filed Critical 江苏上田环境修复有限公司
Priority to CN 201320186636 priority Critical patent/CN203170696U/en
Application granted granted Critical
Publication of CN203170696U publication Critical patent/CN203170696U/en

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Abstract

The utility model discloses leaching and repairing equipment of polluted soil. The equipment not only can automatically leach and repair the polluted soil, but also can recycle and reuse a leaching solution. The equipment comprises a leaching mechanism; the leaching mechanism comprises a leaching cabin, a filtering cabin and a precipitation cabin; a feeding machine and a variable frequency motor are arranged at the top of the leaching cabin; the variable frequency motor is connected with an agitating shaft; the agitating shaft is fixedly provided with an agitating paddle; a cabin wall of the leaching cabin is provided with a heater; a muddy water storing groove is formed in the bottom of the precipitation cabin; a mud conveying pump is used for conveying a mud-water mixture in the muddy water storing groove into a filter press; the filter press is used for conveying the leaching solution obtained by filter pressing into a leaching solution recycling groove; the leaching solution recycling groove is connected with a leaching solution purification column through a pipeline and the pipeline is provided with a constant-flow pump; the outlet of the leaching solution purification column is connected to a liquid storing groove through a pipeline and the liquid storing groove is connected with a hose; the far end of the hose stretches into the inner part of the leaching cabin of a leaching mechanism; the end head of the hose is provided with a spraying opening for atomizing the leaching solution and spraying out.

Description

A kind of drip washing prosthetic appliance of contaminated soil
Technical field
The utility model relates to the reparation field of contaminated soil, particularly the drip washing reparation of contaminated soil.
Background technology
Soil is the important composition composition of the ecosystem, also is one of mankind's environmental resource of depending on for existence; Along with the development of modern industrial and agricultural production, polluter constantly enters soil, not only influences the variation of the inner biota of growth and development of plants and soil and the conversion of material, causes grain yield and quality to descend, and can cause secondary pollution to surface water, underground water; Pollutant also can pass through soil-plant system, and agricultural product security is constituted a threat to; Meanwhile also harmful to human safety may be polluted near the crowd the soil;
The chemical leaching recovery technique of contaminated soil can be used for the soil remediation of high concentration to be handled, and this technology is one of twentieth century end Environmental Protection Agency method of recommending the improvement organic pollution of soil that uses; The drip washing prosthetic appliance of present contaminated soil can not be realized the automation reparation, often need in the drip washing repair process, operate by manual intervention, and such as hand stock, artificial stirring etc.; Meanwhile, the recycling of leacheate also is a difficult problem.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, and providing a kind of can automation carry out the equipment that contaminated soil drip washing is repaired, and this equipment can not only automation drip washing repairing polluted soil, can also be with the leacheate recycling.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of drip washing prosthetic appliance of contaminated soil comprises for contaminated soil being carried out the drip washing mechanism that drip washing is repaired; Described drip washing mechanism is divided into three sections warehouses from top to bottom, is respectively leaching bin, filtering cabin and settling banker; The top of leaching bin is provided for contaminated soil is pulverized the feeder that the back adds warehouse, the top of leaching bin also fixedly mounts variable-frequency motor, the output shaft of variable-frequency motor connects shaft, and shaft is deep into leaching bin inside, is installed with at least two group paddles on the shaft from top to bottom;
Also be equipped with on the bulkhead of above-mentioned leaching bin for the heater that promotes the leaching bin internal temperature;
Above-mentioned settling banker bottom is the centrum shape, and the mud mixture after by the opening of its bottom drip washing being repaired flows into the muddy water storage tank;
Connecting line on the above-mentioned muddy water storage tank is installed on the pipeline and is sent dredge pump, send dredge pump that the mud mixture in the muddy water storage tank is sent in the filter press, and the leacheate that filter press obtains after with press filtration is sent in the leacheate accumulator tank;
The leacheate accumulator tank is connected to for leacheate is purified the leacheate decontaminating column that reclaims by pipeline, on this pipeline constant flow pump is installed;
Leacheate after the outlet of above-mentioned leacheate decontaminating column will purify by pipeline is sent in the reservoir, connect flexible pipe on the reservoir, on this flexible pipe liquid-feeding pump is installed, deeply to the leaching bin inside of drip washing mechanism, the mouth spray that is used for leacheate atomizing back ejection is installed in the termination of flexible pipe to the far-end of this flexible pipe.
Further be: the sidewall of above-mentioned settling banker also offers the leacheate refluxing opening that leacheate is refluxed, and connects flexible pipe on the leacheate refluxing opening, and the leacheate return valve is installed on the flexible pipe, and the far-end of flexible pipe is deep into leacheate accumulator tank inside.
Further be: be equipped with in the filtering cabin of above-mentioned drip washing mechanism for the vibration screen that filters the soil after drip washing is repaired, vibration screen is at least two that arrange up and down.
Further be: the permanent flow valve of going up the leacheate accumulator tank and being used for also to be equipped with on the pipeline between the leacheate decontaminating column of leacheate purification recovery for the control flow.
Further be; Connect ion exchange column, activated-charcoal column and the sterilization material decontaminating column that is used for absorbing heavy metal ion in the above-mentioned leacheate decontaminating column successively.
The utility model compared with prior art has the following advantages:
The drip washing prosthetic appliance of the utility model contaminated soil can automation realize that feeding, drip washing reparation, mud-water separation, leacheate purify recovery; Whole process operation is stable, can effectively repair contaminated soil, has meanwhile guaranteed the recycling of leacheate again; Be fit to very much the dystopy reparation of contaminated soil.
Adopt variable-frequency motor to drive shaft in the drip washing of the present utility model mechanism, make that mixing speed can Adjustable real-time, can adopt different mixing speeds in different agitation phases; At least two group paddles have been installed on the shaft, have been realized abundant stirring with the simplest structure; Drip washing mechanism is in the drip washing repair process, and the temperature of leaching bin can heat up by heater, has increased the drip washing repairing effect of leacheate; Leacheate purifies in being sent to the leacheate decontaminating column when reclaiming, and adopts constant flow pump to carry, and constant current is carried and made that the purification adsorption effect of leacheate decontaminating column is more stable, strengthens adsorption capacity.Adopt mouth spray with leacheate atomizing back ejection in the utility model, make leacheate more even with contacting of contaminated soil, increased the drip washing repairing effect.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Description of reference numerals:
The 1-feeder, 2-leaching bin, 3-shaft, 4-filtering cabin, the 5-settling banker, 6-muddy water storage tank, the 7-variable-frequency motor, 8-send dredge pump, the 9-mouth spray, 10-heater, 11-leacheate return valve, the 12-filter press, 13-liquid-feeding pump, 14-reservoir, the 15-activated-charcoal column, 16-sterilization material decontaminating column, 17-ion exchange column, 18-leacheate accumulator tank, 19-leacheate decontaminating column, 20-constant flow pump.
The specific embodiment
Below in conjunction with drawings and Examples the utility model specific embodiment is described:
As shown in Figure 1, it shows a kind of specific embodiment of the present utility model, and the drip washing prosthetic appliance of a kind of contaminated soil of the utility model comprises for contaminated soil being carried out the drip washing mechanism that drip washing is repaired; Described drip washing mechanism is divided into three sections warehouses from top to bottom, is respectively leaching bin 2, filtering cabin 4 and settling banker 5; The top of leaching bin 2 is provided for contaminated soil is pulverized the feeder 1 that the back adds warehouse, the top of leaching bin 2 also fixedly mounts variable-frequency motor 7, the output shaft of variable-frequency motor 7 connects shaft 3, shaft 3 is deep into leaching bin 2 inside, is installed with at least two group paddles on the shaft 3 from top to bottom; The effect of above-mentioned variable-frequency motor 7 is to make that mixing speed can Adjustable real-time, can adopt different mixing speeds in different agitation phases; In order to increase the moment of variable-frequency motor 7, this variable-frequency motor 7 can be for having the reducing motor of decelerator; At least two group paddles have been installed on the above-mentioned shaft 3, have been made and realize well-beaten effect with the simplest structure;
Also be equipped with on the bulkhead of above-mentioned leaching bin 2 for the heater 10 that promotes the leaching bin internal temperature; For the drip washing repair process of leacheate, the suitable raising of the temperature of leaching bin 2 can increase the drip washing repairing effect of leacheate; Therefore after having increased heater 10, the drip washing repairing effect of whole leaching bin is more excellent;
Above-mentioned settling banker 5 bottoms are the centrum shape, and the mud mixture after by the opening of its bottom drip washing being repaired flows into muddy water storage tank 6;
Connecting line on the above-mentioned muddy water storage tank 6 is installed on the pipeline and is sent dredge pump 8, send dredge pump 8 that the mud mixture in the muddy water storage tank 6 is sent in the filter press 12, and filter press 12 is sent into the leacheate that obtains after the press filtration in the leacheate accumulator tank 18; Filter press 12 herein can also can be belt filter press for plate type pressure filter, leacheate can be recycled in the leacheate accumulator tank 18 to greatest extent by the filter press press filtration;
Leacheate accumulator tank 18 is connected to for leacheate is purified the leacheate decontaminating column 19 that reclaims by pipeline, and constant flow pump 20 is installed on this pipeline; The effect of constant flow pump 20 is to make that the purification adsorption effect of leacheate decontaminating column 19 is more stable, strengthens adsorption capacity.
Leacheate after the outlet of above-mentioned leacheate decontaminating column 19 will purify by pipeline is sent in the reservoir 14, connect flexible pipe on the reservoir 14, liquid-feeding pump 13 is installed on this flexible pipe, deeply to leaching bin 2 inside of drip washing mechanism, the mouth spray 9 that is used for leacheate atomizing back ejection is installed in the termination of flexible pipe to the far-end of this flexible pipe.With leacheate atomizing back ejection, make leacheate more even with contacting of contaminated soil by mouth spray 9, increased the drip washing repairing effect.
In sum, the prosthetic appliance of the utility model contaminated soil can automation realize that feeding, drip washing reparation, mud-water separation, leacheate purify recovery; Whole process operation is stable, can effectively repair contaminated soil, has meanwhile guaranteed the recycling of leacheate again; Be fit to very much the dystopy reparation of contaminated soil.
In order in time to reclaim the leacheate that has more in the settling banker 5, the sidewall of above-mentioned settling banker 5 also offers the leacheate refluxing opening that leacheate is refluxed, connect flexible pipe on the leacheate refluxing opening, leacheate return valve 11 is installed on the flexible pipe, the far-end of flexible pipe is deep into leacheate accumulator tank 18 inside.
Further, be equipped with in the filtering cabin 4 of above-mentioned drip washing mechanism for the vibration screen that filters the soil after drip washing is repaired, vibration screen is at least two that arrange up and down.Vibration screen can effectively filter contaminated soil, and the particle of the soil that obtains after feasible the reparation is thinner, has increased repairing effect.
In order to increase the stability of above-mentioned constant flow pump work, above-mentioned leacheate accumulator tank 18 and be used for will leacheate purifying the permanent flow valve that also is equipped with on the pipeline between the leacheate decontaminating column 19 that reclaims for the control flow.
For leacheate is purified fully, connect ion exchange column 17, activated-charcoal column 15 and the sterilization material decontaminating column 16 that is used for absorbing heavy metal ion in the above-mentioned leacheate decontaminating column successively.Ion exchange column 17 can adopt polyfunctional group chelating ion fiber, is used for the absorption contents of many kinds of heavy metal ion.
By reference to the accompanying drawings the utility model preferred embodiment has been done detailed description above, but the utility model is not limited to above-mentioned embodiment, in the ken that those of ordinary skills possess, can also under the prerequisite that does not break away from the utility model aim, make a variety of changes.
Do not break away from design of the present utility model and scope and can make many other changes and remodeling.Should be appreciated that the utility model is not limited to specific embodiment, scope of the present utility model is defined by the following claims.

Claims (5)

1. the drip washing prosthetic appliance of a contaminated soil is characterized in that: comprise for contaminated soil being carried out the drip washing mechanism that drip washing is repaired; Described drip washing mechanism is divided into three sections warehouses from top to bottom, is respectively leaching bin (2), filtering cabin (4) and settling banker (5); The top of leaching bin (2) is provided for contaminated soil is pulverized the feeder (1) that the back adds warehouse, the top of leaching bin (2) also fixedly mounts variable-frequency motor (7), the output shaft of variable-frequency motor (7) connects shaft (3), shaft (3) is deep into leaching bin (2) inside, is installed with at least two group paddles on the shaft (3) from top to bottom;
Also be equipped with on the bulkhead of above-mentioned leaching bin (2) for the heater (10) that promotes the leaching bin internal temperature;
Above-mentioned settling banker (5) bottom is the centrum shape, and the mud mixture after by the opening of its bottom drip washing being repaired flows into muddy water storage tank (6);
Above-mentioned muddy water storage tank (6) is gone up connecting line, install on the pipeline and send dredge pump (8), send dredge pump (8) that the mud mixture in the muddy water storage tank (6) is sent in the filter press (12), filter press (12) is sent into the leacheate that obtains after the press filtration in the leacheate accumulator tank (18);
Leacheate accumulator tank (18) is connected to for leacheate is purified the leacheate decontaminating column (19) that reclaims by pipeline, and constant flow pump (20) is installed on this pipeline;
Leacheate after the outlet of above-mentioned leacheate decontaminating column (19) will purify by pipeline is sent in the reservoir (14), reservoir (14) is gone up and is connected flexible pipe, liquid-feeding pump (13) is installed on this flexible pipe, deeply to leaching bin (2) inside of drip washing mechanism, the mouth spray (9) that is used for leacheate atomizing back ejection is installed in the termination of flexible pipe to the far-end of this flexible pipe.
2. the drip washing prosthetic appliance of a kind of contaminated soil as claimed in claim 1, it is characterized in that: the sidewall of described settling banker (5) also offers the leacheate refluxing opening that leacheate is refluxed, connect flexible pipe on the leacheate refluxing opening, leacheate return valve (11) is installed on the flexible pipe, and the far-end of flexible pipe is deep into leacheate accumulator tank (18) inside.
3. the drip washing prosthetic appliance of a kind of contaminated soil as claimed in claim 1 or 2 is characterized in that: be equipped with for the vibration screen that filters the soil after drip washing is repaired in the filtering cabin (4) of described drip washing mechanism, vibration screen is at least two that arrange up and down.
4. the drip washing prosthetic appliance of a kind of contaminated soil as claimed in claim 1 or 2 is characterized in that: leacheate accumulator tank (18) and be used for will leacheate purifying the permanent flow valve that also is equipped with on the pipeline between the leacheate decontaminating column (19) that reclaims for the control flow.
5. the drip washing prosthetic appliance of a kind of contaminated soil as claimed in claim 1 or 2, it is characterized in that: connect ion exchange column (17), activated-charcoal column (15) and the sterilization material decontaminating column (16) that is used for absorbing heavy metal ion in the described leacheate decontaminating column successively.
CN 201320186636 2013-04-15 2013-04-15 Leaching and repairing equipment of polluted soil CN203170696U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320186636 CN203170696U (en) 2013-04-15 2013-04-15 Leaching and repairing equipment of polluted soil

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Application Number Priority Date Filing Date Title
CN 201320186636 CN203170696U (en) 2013-04-15 2013-04-15 Leaching and repairing equipment of polluted soil

Publications (1)

Publication Number Publication Date
CN203170696U true CN203170696U (en) 2013-09-04

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103894409A (en) * 2014-03-27 2014-07-02 武汉都市环保工程技术股份有限公司 Stable curing repair system for polluted soil
CN103962373A (en) * 2014-05-29 2014-08-06 武汉大学 Organic contaminated soil remediation device based on leacheate recycling
CN103990646A (en) * 2014-04-25 2014-08-20 路域生态工程有限公司 Leaching apparatus for arsenic-contaminated soil and treatment method for arsenic-contaminated soil
CN104690085A (en) * 2013-12-06 2015-06-10 华北电力大学 Restoration apparatus of soil polluted by radionuclide Cs-137
CN104759462A (en) * 2015-04-15 2015-07-08 江苏上田环境修复有限公司 Soil leaching quality-improvement restoration device with tail gas treatment function
CN105436199A (en) * 2015-12-11 2016-03-30 凯天环保科技股份有限公司 Soil remediation device
CN107649509A (en) * 2017-11-14 2018-02-02 冯志强 A kind of integrated form prosthetic device of heavy-metal contaminated soil
WO2021093235A1 (en) * 2019-11-14 2021-05-20 青岛理工大学 External field repair device for heavy metal contaminated soil

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104690085B (en) * 2013-12-06 2017-04-12 华北电力大学 Restoration apparatus of soil polluted by radionuclide Cs-137
CN104690085A (en) * 2013-12-06 2015-06-10 华北电力大学 Restoration apparatus of soil polluted by radionuclide Cs-137
CN103894409A (en) * 2014-03-27 2014-07-02 武汉都市环保工程技术股份有限公司 Stable curing repair system for polluted soil
CN103990646A (en) * 2014-04-25 2014-08-20 路域生态工程有限公司 Leaching apparatus for arsenic-contaminated soil and treatment method for arsenic-contaminated soil
CN103990646B (en) * 2014-04-25 2017-11-14 路域生态工程有限公司 A kind of As polluted soil elution device and the method for disposal to As polluted soil
CN103962373A (en) * 2014-05-29 2014-08-06 武汉大学 Organic contaminated soil remediation device based on leacheate recycling
CN104759462A (en) * 2015-04-15 2015-07-08 江苏上田环境修复有限公司 Soil leaching quality-improvement restoration device with tail gas treatment function
CN104759462B (en) * 2015-04-15 2017-06-13 上田环境修复股份有限公司 A kind of Soil leaching upgrading prosthetic device with tail gas treating function
CN105436199A (en) * 2015-12-11 2016-03-30 凯天环保科技股份有限公司 Soil remediation device
CN107649509A (en) * 2017-11-14 2018-02-02 冯志强 A kind of integrated form prosthetic device of heavy-metal contaminated soil
WO2021093235A1 (en) * 2019-11-14 2021-05-20 青岛理工大学 External field repair device for heavy metal contaminated soil

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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. 213012 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: 213012 2188 Longcheng Road, Zhong Lou District, Changzhou, Jiangsu

Patentee before: SUNTIME ENVIRONMENTAL REMEDIATION CO., LTD.