CN105728448A - Eluting and vibration screening device for contaminated soil remediation - Google Patents
Eluting and vibration screening device for contaminated soil remediation Download PDFInfo
- Publication number
- CN105728448A CN105728448A CN201510821991.4A CN201510821991A CN105728448A CN 105728448 A CN105728448 A CN 105728448A CN 201510821991 A CN201510821991 A CN 201510821991A CN 105728448 A CN105728448 A CN 105728448A
- Authority
- CN
- China
- Prior art keywords
- vibrosieve
- eluting
- outlet
- contaminated soil
- screen cloth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/02—Extraction using liquids, e.g. washing, leaching, flotation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4663—Multi-layer screening surfaces
Abstract
The invention provides an eluting and vibration screening device for contaminated soil remediation and belongs to the technical field of soil eluting equipment. According to the eluting and vibration screening device, a mud forming machine is arranged above the elementary end of a vibrating screen; a first screen layer is arranged at the upper position in the vibrating screen and a second screen layer is arranged at the lower position in the vibrating screen; the first screen layer and the second screen layer are arranged in up-and-down parallel; an inlet of an eluting agent proportionally mixing device communicates with an outlet of an eluting agent storing tank and an outlet of a recycling water tank correspondingly; an outlet of the eluting agent proportionally mixing device communicates with an inlet of a high pressure pump; an outlet of the high pressure pump communicates with a high pressure spraying system; and the two ends of the high pressure spraying system are provided with high pressure spray nozzles correspondingly, one of the two spray nozzles is arranged above the vibrating screen, and the other spray nozzle is arranged at the upper position in the mud forming machine. The eluting and vibration screening device has the advantages that full-automatic vibration screening can be basically achieved in a movable mode; the anticipated processing capacity is 20 m3/h; vibration frequency can come up to 900 times/min or above; and the adding volume of an eluting agent is controllable.
Description
Technical field
The present invention relates to a kind of contaminated soil remediation drip washing vibrosieve equipment, belong to Soil leaching equipment technical field.
Background technology
Along with the quickening of China's rapid development of economy and urbanization, process of industrialization, discarded chemical pollution place quantity increases, and there is great environment and health risk, the reparation on such " palm fibre ground " with use become in city development must faced by problem.Currently, soil washing is the mainstream technology that heavy metal or heavy metal and organic contamination combined pollution place are administered, and has tended to ripe in developed countries such as America and Europes, has then been in the starting stage at home.
When adopting drip washing to repair in the soil of contaminated site, need first to soil according to size classification.In the process of classification, it is necessary to the mode of employing spray washing makes stone, the pollutant major part of coarse gravel surface attachment is transferred in the muddy water below screening plant.Traditional vibrosieve is limited only to manufacturing industry, processing industry etc., and it is the vibration screening machinery equipment of a kind of applicable fine fraction difficult screened material dry screening.For Soil leaching technology, single vibrosieve cannot meet the demand of drip washing technique.
Summary of the invention
The invention aims to solve above-mentioned prior art Problems existing, namely for Soil leaching technology, single vibrosieve cannot meet the demand of drip washing technique.And then provide a kind of contaminated soil remediation drip washing vibrosieve to equip.
It is an object of the invention to be achieved through the following technical solutions:
nullA kind of contaminated soil remediation drip washing vibrosieve is equipped，Including: vibrosieve、Ground floor screen cloth、Second layer screen cloth、Mud machine processed、Eluent proportion mixer、High-pressure spraying system、High-pressure pump、High-pressure nozzle、Eluent storage tank and reuse water tank，Described mud machine processed is arranged on the top of end at the beginning of vibrosieve，Top in vibrosieve is provided with ground floor screen cloth，Bottom in vibrosieve is provided with second layer screen cloth，Ground floor screen cloth and second layer screen cloth be arranged in parallel up and down，The entrance of eluent proportion mixer is connected with the outlet of the outlet of eluent storage tank and reuse water tank respectively，The outlet of eluent proportion mixer is connected with the entrance of high-pressure pump，High pressure delivery side of pump is connected with high-pressure spraying system，High-pressure spraying system be respectively arranged at two ends with high-pressure nozzle，One high-pressure nozzle is arranged on the top of vibrosieve，Another high-pressure nozzle is arranged on the top in mud machine processed.
Contaminated soil remediation drip washing vibrosieve equipment also includes heater, and described heater is arranged on reuse water tank.
The present invention is directed to heavy metal, organic and heavy metal and organic co-contaminated soil, pollutant adsorptivity by force, the problem of more difficult removal, develop soil remediation drip washing vibrosieve equipment, scrubbed contaminated soil high-efficiency sieve can be divided into the component of below 2mm, more than 2～10mm and 10mm three class size grading by this equipment, leacheate proportion mixer can the optimum ad dition amount of effective Non-leaching liquid, meanwhile, the electric heater unit of reuse water tank can ensure the Best of leacheate low temperature environment in the winter time.The major advantage of the present invention is as follows: 1, portable/basic full-automation vibrosieve that realizes is equipped；2, equipment estimates that disposal ability is 20m3/h；3, shake frequency reaches more than 900 beats/min；4, leacheate dosage is controlled；5, reuse water tank temperature-controllable, temperature control scope 30 DEG C～80 DEG C, it is ensured that leacheate low temperature environment Best.
Accompanying drawing explanation
Fig. 1 is the structural representation of contaminated soil remediation drip washing vibrosieve of the present invention equipment.
Accompanying drawing labelling in figure, 1 is vibrosieve, and 1-1 is ground floor screen cloth (mesh 10mm), 1-2 is second layer screen cloth (mesh 2mm), 2 is mud machine processed, 3 is eluent proportion mixer, and 4 is high-pressure spraying system, and 4-1 is high-pressure pump, 4-2 is high-pressure nozzle, 5 is eluent storage tank, and 6 is reuse water tank, and 6-1 is heater.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail: the present embodiment is carried out under premised on technical solution of the present invention, gives detailed embodiment, but protection scope of the present invention is not limited to following embodiment.
nullAs shown in Figure 1，A kind of contaminated soil remediation drip washing vibrosieve equipment involved by the present embodiment，Including: vibrosieve 1、Ground floor screen cloth 1-1、Second layer screen cloth 1-2、Mud machine 2 processed、Eluent proportion mixer 3、High-pressure spraying system 4、High-pressure pump 4-1、High-pressure nozzle 4-2、Eluent storage tank 5 and reuse water tank 6，Described mud machine 2 processed is arranged on the top of vibrosieve 1 just end，Top in vibrosieve 1 is provided with ground floor screen cloth 1-1，Bottom in vibrosieve 1 is provided with second layer screen cloth 1-2，Ground floor screen cloth 1-1 and second layer screen cloth 1-2 be arranged in parallel up and down，The entrance of eluent proportion mixer 3 is connected with the outlet of the outlet of eluent storage tank 5 and reuse water tank 6 respectively，The outlet of eluent proportion mixer 3 is connected with the entrance of high-pressure pump 4-1，The outlet of high-pressure pump 4-1 is connected with high-pressure spraying system 4，High-pressure spraying system 4 be respectively arranged at two ends with high-pressure nozzle 4-2，One high-pressure nozzle 4-2 is arranged on the top of vibrosieve 1，Another high-pressure nozzle 4-2 is arranged on the top in mud machine 2 processed.
Further, contaminated soil remediation drip washing vibrosieve equipment also includes heater 6-1, and described heater 6-1 is arranged on reuse water tank 6.
The first end of described vibrosieve 1 is higher than the end of vibrosieve 1, and its gradient is 25～35 degree.
Work process and the annexation of each parts are as follows:
(1) contaminated soil enters in mud machine 2 processed, is provided with high-pressure nozzle 4-2 in mud machine 2 processed, and high-pressure nozzle 4-2 can spray high pressure leacheate, makes contaminated soil dewing, drip washing, solution mud, forms mud mixture；
(2) mud machine 2 processed is erected in vibrosieve 1, and mud mixture from mud machine 2 processed out, is fallen in vibrosieve 1；Vibrosieve 1 is provided with ground floor screen cloth 1-1 (mesh 10mm) and second layer screen cloth 1-2 (mesh 2mm), and such mud mixture can be screened into three kinds of components,>stone of 10mm, the gravel of 2～10mm,<the mud of 2mm；Vibrosieve 1 is provided with high-pressure nozzle 4-2, and high-pressure nozzle 4-2 can spray high pressure leacheate, the material of each component can be carried out drip washing；
(3) high-pressure nozzle 4-2 is connected with high-pressure pump 4-1, and high-pressure pump 4-1 is connected with eluent proportion mixer 3, and eluent proportion mixer 3 is connected with eluent storage tank 5 and reuse water tank 6；
(4) reuse water tank 6 is provided with heater 6-1.
The above; it is only the present invention preferably detailed description of the invention; these detailed description of the invention are all based on the different implementations under general idea of the present invention; and protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; the change that can readily occur in or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (3)
- null1. a contaminated soil remediation drip washing vibrosieve is equipped，Including vibrosieve (1)、Ground floor screen cloth (1-1)、Second layer screen cloth (1-2)、Mud machine (2) processed、Eluent proportion mixer (3)、High-pressure spraying system (4)、High-pressure pump (4-1)、High-pressure nozzle (4-2)、Eluent storage tank (5) and reuse water tank (6)，It is characterized in that，Described mud machine (2) processed is arranged on the top that vibrosieve (1) is just held，Top in vibrosieve (1) is provided with ground floor screen cloth (1-1)，Bottom in vibrosieve (1) is provided with second layer screen cloth (1-2)，Ground floor screen cloth (1-1) and second layer screen cloth (1-2) be arranged in parallel up and down，The entrance of eluent proportion mixer (3) is connected with the outlet of the outlet of eluent storage tank (5) and reuse water tank (6) respectively，The outlet of eluent proportion mixer (3) is connected with the entrance of high-pressure pump (4-1)，The outlet of high-pressure pump (4-1) is connected with high-pressure spraying system (4)，High-pressure spraying system (4) be respectively arranged at two ends with high-pressure nozzle (4-2)，One high-pressure nozzle (4-2) is arranged on the top of vibrosieve (1)，Another high-pressure nozzle (4-2) is arranged on the top in mud machine (2) processed.
- 2. contaminated soil remediation drip washing vibrosieve according to claim 1 equipment, it is characterized in that, contaminated soil remediation drip washing vibrosieve equipment also includes heater (6-1), and described heater (6-1) is arranged on reuse water tank (6).
- 3. contaminated soil remediation drip washing vibrosieve according to claim 2 equipment, it is characterised in that the first end of described vibrosieve (1) is higher than the end of vibrosieve (1), and its gradient is 25～35 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510821991.4A CN105728448A (en) | 2015-11-24 | 2015-11-24 | Eluting and vibration screening device for contaminated soil remediation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510821991.4A CN105728448A (en) | 2015-11-24 | 2015-11-24 | Eluting and vibration screening device for contaminated soil remediation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105728448A true CN105728448A (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510821991.4A Pending CN105728448A (en) | 2015-11-24 | 2015-11-24 | Eluting and vibration screening device for contaminated soil remediation |
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| CN (1) | CN105728448A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107127210A (en) * | 2017-04-17 | 2017-09-05 | 北京建工环境修复股份有限公司 | A kind of Soil leaching repair system and method |
| CN107900091A (en) * | 2017-11-21 | 2018-04-13 | 安徽省宿州市第二中学 | A kind of soil sanitation device and method |
| CN109226224A (en) * | 2018-11-12 | 2019-01-18 | 宁波大学 | A kind of the Polluted Soil elution prosthetic device and operating method of temperature-controllable |
| CN115055506A (en) * | 2022-05-13 | 2022-09-16 | 北京建工环境工程咨询有限责任公司 | Contaminated soil remediation system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107127210A (en) * | 2017-04-17 | 2017-09-05 | 北京建工环境修复股份有限公司 | A kind of Soil leaching repair system and method |
| CN107900091A (en) * | 2017-11-21 | 2018-04-13 | 安徽省宿州市第二中学 | A kind of soil sanitation device and method |
| CN109226224A (en) * | 2018-11-12 | 2019-01-18 | 宁波大学 | A kind of the Polluted Soil elution prosthetic device and operating method of temperature-controllable |
| CN115055506A (en) * | 2022-05-13 | 2022-09-16 | 北京建工环境工程咨询有限责任公司 | Contaminated soil remediation system |
| CN115055506B (en) * | 2022-05-13 | 2024-04-19 | 北京建工环境工程咨询有限责任公司 | Contaminated soil restoration system |
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Application publication date: 20160706 |
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| RJ01 | Rejection of invention patent application after publication |