CN216137851U - Soil leaching repair equipment suitable for complex soil environment - Google Patents
Soil leaching repair equipment suitable for complex soil environment Download PDFInfo
- Publication number
- CN216137851U CN216137851U CN202121084424.2U CN202121084424U CN216137851U CN 216137851 U CN216137851 U CN 216137851U CN 202121084424 U CN202121084424 U CN 202121084424U CN 216137851 U CN216137851 U CN 216137851U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- soil
- leaching
- hydrocyclone
- tank
- 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.)
- Active
Links
Images
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model relates to the technical field of soil pollution remediation, in particular to soil leaching remediation equipment suitable for complex soil environment, which comprises a pulping machine, wherein one side of the pulping machine is fixedly connected with a high-pressure washing multilayer screening machine, the high-pressure washing multilayer screening machine is fixedly connected with a sticky fine particle re-leaching stirring tank, the sticky fine particle re-leaching stirring tank is fixedly connected with a first slurry pump, the first slurry pump is fixedly connected with a first-stage hydrocyclone, the first-stage hydrocyclone is fixedly connected with a residual leacheate removing stirring tank, and the residual leacheate removing stirring tank is fixedly connected with a dewatering screen. The function is more powerful, and is practical.
Description
Technical Field
The utility model relates to the technical field of soil pollution remediation, in particular to soil leaching remediation equipment suitable for complex soil environments.
Background
The heterotopic soil leaching is to excavate polluted soil, remove oversized components through screening, divide the soil into coarse materials and fine materials, then use a leaching agent to clean and remove pollutants, then treat leaching liquid containing the pollutants, and backfill or transport the clean soil to other places.
The heavy metal contaminated soil remediation usually adopts a curing, stabilizing or leaching process, but a new remediation effect evaluation guide requires that a site subjected to curing and stabilizing treatment must be developed after long-term monitoring, so that the land circulation speed is seriously slowed down, the urban development process is influenced, pollutants can be removed from the soil by a leaching remediation technology, the land utilization efficiency is remarkably improved, and the leaching remediation technology becomes a technical development trend of heavy metal remediation, so that a soil leaching remediation device suitable for a complex soil environment is provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, provides the soil leaching repair equipment suitable for complex soil environments, is convenient to improve the leaching adaptability of the device, is suitable for cleaning viscous soil, and is suitable for single or compound heavy metal pollution leaching.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the design one side fixedly connected with high pressure washes multilayer screening machine, high pressure washes multilayer screening machine fixedly connected with stickness tiny particle and rinses the agitator tank again, the stickness tiny particle rinses the first slush pump of agitator tank fixedly connected with again, first slush pump fixedly connected with one-level hydrocyclone of first slush pump, the agitator tank is got rid of to the residual leacheate of one-level hydrocyclone fixedly connected with, the agitator tank fixedly connected with dewatering screen is got rid of to the residual leacheate.
Preferably, the high-pressure washing multilayer screening machine is fixedly connected with and communicated with the dewatering screen.
Preferably, the primary hydrocyclone is fixedly connected with a secondary hydrocyclone, the secondary hydrocyclone is fixedly connected with the residual leacheate removing and stirring tank, and a second slurry pump is arranged between the primary hydrocyclone and the secondary hydrocyclone.
Preferably, the sludge pond is fixedly connected with a re-leaching tank, the re-leaching tank is fixedly connected with a sludge press, and the sludge press is connected with the sludge pond.
Preferably, the dewatering screen and the secondary hydrocyclone are communicated with a sludge tank.
The utility model has the beneficial effects that:
1. through a series of processes such as pulping, high-pressure screening and the like, the requirement on the initial physicochemical property of the soil is reduced, the application range is wider, and the washing adaptability is stronger.
2. By adopting the multi-stage leaching in grading, the leaching effect of the viscous soil is improved, the soil recovery rate is improved, the pressure of subsequent sewage treatment is reduced, and the leaching of the viscous soil is more easily adapted.
3. One or a plurality of eluting agents can be combined, the eluting agents are selected according to the pollutants, the eluting effect is better, and the method is suitable for eluting single or compound pollutants with heavy metal pollution.
4. The eluting agent is used in a targeted manner, so that the treatment efficiency is improved, the cost is reduced, and the economic benefit is high.
5. The leaching solution removing process is arranged, so that the secondary pollution risk possibly brought by soil leaching is reduced, meanwhile, the water circulation system is arranged, the environmental risk brought by waste liquid leakage or discharge is reduced, higher economic benefit is brought by cyclic utilization, and the environment-friendly effect is achieved.
Compared with the prior art, the metal pollution leaching device has the advantages that the structural design is reasonable, the practicability is high, the adaptability of the device is improved by arranging processes such as high-pressure screening and the like, the leaching effect of the viscous soil of the device is enhanced, one or more leaching agents can be combined, the metal pollution leaching device is suitable for leaching single or compound polluted metal, and the metal pollution leaching device is more powerful and practical.
Drawings
Fig. 1 is a flow diagram of a leaching apparatus of the present invention.
In the figure: the system comprises a pulping machine 1, a high-pressure washing multilayer sieving machine 2, a viscous fine particle re-leaching stirring tank 3, a first slurry pump 4, a primary hydrocyclone 5, a residual leaching solution removing stirring tank 6, a dewatering screen 7, a secondary hydrocyclone 8, a second slurry pump 9, a re-leaching tank 10, a mud press 11 and a sludge tank 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, a soil leaching repair equipment suitable for complicated soil environment, including pulping machine 1, pulping machine 1 one side fixedly connected with high pressure washes multilayer screening machine 2, high pressure washes multilayer screening machine 2 fixedly connected with stickness fine particle and leaches agitator tank 3 again, stickness fine particle leaches agitator tank 3 fixedly connected with first slush pump 4 again, first slush pump 4 fixedly connected with one-level hydrocyclone 5, agitator tank 6 is got rid of to one-level hydrocyclone 5 fixedly connected with residual leacheate, agitator tank 6 fixedly connected with dewatering screen 7 is got rid of to residual leacheate.
The high-pressure washing multilayer screening machine 2 is fixedly connected and communicated with the dewatering screen 7.
The primary hydrocyclone 5 is fixedly connected with a secondary hydrocyclone 8, the secondary hydrocyclone 8 is fixedly connected with the residual leacheate removing and stirring tank 6, a second slurry pump 9 is arranged between the primary hydrocyclone 5 and the secondary hydrocyclones 8, and the primary hydrocyclone 5 and the secondary hydrocyclones 8 are used for classifying slurry.
The sludge tank 12 is fixedly connected with a re-leaching tank 10, the re-leaching tank 10 is fixedly connected with a mud press 11, the mud press 11 is connected with the sludge tank 12, and the leaching tank 10 is used for fully stirring and leaching mud water from the sludge tank 12.
The dewatering screen 7 and the secondary hydrocyclone 8 are both communicated with a sludge tank 12, and the sludge tank 12 is used for sludge-water precipitation, collection and recovery.
The working principle is as follows: the pulping stage comprises a pulping machine 1, after leaching, soil enters from a feed inlet, leaching solution or tap water is added according to a certain proportion, the mixture is fully stirred, so that the cohesive soil can fall off from large particles, and the leaching stage mainly comprises the following processes: the slurry from the slurry making machine 1 enters a high-pressure washing multi-layer screening machine 2, tap water or recycled water is adopted for high-pressure washing in the step, large particles screened out enter a dewatering screen 7 for dewatering and discharging, residual muddy water and dewatered filtrate clean soil are leached again through sticky fine particles in a stirring tank 3 (different leacheate is added in the step according to actual conditions), full stirring and leaching are carried out to improve the heavy metal removal rate of fine particle soil, then a first slurry pump 4 is used for pumping the muddy water into two hydrocyclones for grading, the step is mainly used for ensuring the grading efficiency through the two hydrocyclones, excessive sticky particles are prevented from entering the subsequent steps, the leaching effect is reduced, the upper parts of a first-stage hydrocyclone 5 and a second-stage hydrocyclone 8 are discharged, then the residual leacheate is fed into a residual leacheate removal stirring tank 6, then the filtrate is dewatered and discharged through the dewatering screen 7, and the filtrate enters a sludge tank 12, mud water at the lower part of the secondary hydrocyclone enters a sludge tank 12 for concentration, the concentrated sludge at the lower part of the sludge concentration tank enters a soil re-leaching tank 10 to further remove heavy metals, then a mud cake is cleaned by a mud press 11, filtrate enters the sludge tank 12 again, and a waste liquid recovery stage, wherein supernatant of the sludge tank 12 passes through a sewage treatment station, and enters a water circulation system for cyclic utilization after pollutants such as heavy metals in waste liquid are removed, so that the resource utilization rate is improved, and the application cost is reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a soil drip washing repair equipment suitable for complicated soil environment, includes pulping machine (1), its characterized in that, pulping machine (1) one side fixedly connected with high pressure washes multilayer screening machine (2), high pressure washes multilayer screening machine (2) fixedly connected with stickness tiny particle and drip washing agitator tank (3) again, the stickness tiny particle drip washing agitator tank (3) the first slush pump of fixedly connected with (4) again, first slush pump (4) fixedly connected with one-level hydrocyclone (5), agitator tank (6) are got rid of to one-level hydrocyclone (5) fixedly connected with residual drip washing liquid, residual drip washing liquid gets rid of agitator tank (6) fixedly connected with dewatering screen (7).
2. The soil leaching remediation device for complex soil environments of claim 1, wherein the high pressure washing multi-layer screening machine (2) is fixedly connected and in communication with the dewatering screen (7).
3. The soil leaching remediation device for complex soil environments as recited in claim 1, wherein the primary hydrocyclone (5) is fixedly connected with a secondary hydrocyclone (8), the secondary hydrocyclone (8) is fixedly connected with the residual leaching solution removal agitator tank (6), and a second slurry pump (9) is disposed between the primary hydrocyclone (5) and the secondary hydrocyclone (8).
4. The soil leaching remediation device suitable for complex soil environments of claim 3, wherein the first slurry pump (4) is fixedly connected with a re-leaching tank (10), the re-leaching tank (10) is fixedly connected with a pressure mud machine (11), and the pressure mud machine (11) is connected with a sludge pond (12).
5. The soil leaching remediation device suitable for complex soil environments of claim 4, wherein the dewatering screen (7) and the secondary hydrocyclone (8) are both in communication with a sludge tank (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121084424.2U CN216137851U (en) | 2021-05-20 | 2021-05-20 | Soil leaching repair equipment suitable for complex soil environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121084424.2U CN216137851U (en) | 2021-05-20 | 2021-05-20 | Soil leaching repair equipment suitable for complex soil environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216137851U true CN216137851U (en) | 2022-03-29 |
Family
ID=80799380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121084424.2U Active CN216137851U (en) | 2021-05-20 | 2021-05-20 | Soil leaching repair equipment suitable for complex soil environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216137851U (en) |
-
2021
- 2021-05-20 CN CN202121084424.2U patent/CN216137851U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104475441B (en) | A kind of Soil leaching repair system and method thereof concentrating design concept based on decrement | |
| CN105057340B (en) | A kind of chromium-polluted soil dystopy elution renovation technique and its device | |
| CN107127210B (en) | Soil leaching remediation system and method | |
| CN203664353U (en) | Compound polluted soil treatment equipment | |
| CN103316903B (en) | The chemical combined leaching repairing method of a kind of heavy-metal contaminated soil | |
| CN112058889B (en) | Efficient integrated cleaning system and method for petroleum hydrocarbon organic contaminated soil | |
| CN104984992A (en) | Filter-pressing, leaching and repairing method for heavy metal contaminated soil | |
| CN104984986A (en) | Rapid environment-friendly heavy soil metal pollution treatment and purification system | |
| CN204974702U (en) | Chromium -contaminated soil dystopy drip washing prosthetic devices | |
| CN209052494U (en) | Mine waste discharge water treatment facilities | |
| CN106975652A (en) | A kind of feeding pulping repaired for Soil leaching and classification recovery system | |
| CN216137851U (en) | Soil leaching repair equipment suitable for complex soil environment | |
| CN211679279U (en) | Heavy metal contaminated soil ex-situ elution system and control system | |
| CN210079019U (en) | Novel green slurry treatment system | |
| CN217141397U (en) | Broken stone screening, cleaning and recycling system | |
| CN205496267U (en) | Complete sets's hierarchical drip washing prosthetic devices is restoreed in drip washing of soil dystopy | |
| CN212442535U (en) | A high-efficient sled dress drip washing system of dystopy for polluting prosthetic degree of depth of soil is meticulous | |
| CN104276694A (en) | Process and device for treating car washing wastewater | |
| KR102112962B1 (en) | Contaminated soil washing sorting apparatus | |
| CN211330688U (en) | Harmless and recycling treatment system for electrolytic manganese slag | |
| CN113732041A (en) | Modular dual-cycle heavy metal contaminated soil leaching system | |
| CN108927280B (en) | Bottom slag washing and sorting system | |
| CN217528676U (en) | Multi-stage ex-situ leaching repair device suitable for composite contaminated soil | |
| CN216137854U (en) | Modular dual-cycle heavy metal contaminated soil leaching equipment | |
| CN114472299B (en) | Crushed stone screening, cleaning and recycling system and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |