CN206083405U - Can handle high load capacity heavy metal combined pollution's multistage elution system of uniting - Google Patents
Can handle high load capacity heavy metal combined pollution's multistage elution system of uniting Download PDFInfo
- Publication number
- CN206083405U CN206083405U CN201620974789.5U CN201620974789U CN206083405U CN 206083405 U CN206083405 U CN 206083405U CN 201620974789 U CN201620974789 U CN 201620974789U CN 206083405 U CN206083405 U CN 206083405U
- Authority
- CN
- China
- Prior art keywords
- pond
- hydrocyclone
- washing
- outlet
- load capacity
- 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
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a can handle high load capacity heavy metal combined pollution's multistage elution system of uniting, it will wash the mixer, the conveyer, washing shale shaker and muddy water pond meet in proper order, hydraulic cyclone is connected in the muddy water pond, the inclined lamellar precipitation pond is connected to hydraulic cyclone's liquid outlet, hydraulic cyclone's bottom exit linkage chemistry elution pond, the exit linkage hydraulic cyclone in chemistry elution pond, the waste liquid collecting pit is connected to hydraulic cyclone's liquid outlet, hydraulic cyclone's bottom exit linkage washing pond, the waste liquid collecting pit is connected to the liquid outlet in washing pond, the bottom exit linkage filter press in washing pond, the bottom exit linkage inclined lamellar precipitation pond of waste liquid collecting pit, the bottom exit linkage filter press in clean water basin, inclined lamellar precipitation pond is connected in the inclined lamellar precipitation pond. The utility model discloses a physics separation technology and chemical elution technique are united mutually, can be on a large scale high -efficiently realize economically that high load capacity heavy metal contaminated soil's subtracts appearance, decrement processing and utilization.
Description
Technical field
This utility model is related to soil remediation equipment technical field, specifically a kind of to be applied to heavy-metal composite pollution soil
The multi-stage combination elution system for using is repaired on a large scale.
Background technology
In recent years, the situation is tense for the soil pollution situation of China.Wherein heavy metal pollution of soil because heavy metal cannot be by ring
Border is degraded, easily with environmental transport and transfer to human foods chain, give people class and bring huge potential hazard, therefore heavy metal is controlled
Reason is imperative.At present, the Treatment process of heavy metal is mainly solidification and stabilization and eluting removes two methods.Soil elution
Technology promotes pollutant dissolving or migration in soil environment, pollutant is transferred to from solid phase mainly by chemical solvent
In liquid phase, then solid-liquid separation is carried out so as to reach removal purpose.Soil heterotopic elution technique has process is simple, remediation efficiency
It is high, can treating capacity it is big the features such as, become one of contaminated soil fast repair technique Main Means.In Germany, the U.S., add and take
Great Deng developed countries, soil elution technology are applied in Practical Project.
At present, dystopy elution technique is more with the elution system application only by physical separation or chemical extraction technology.But it is right
In the heavy-metal composite pollution soil of high load capacity, only not good by the removal effect of physical separation technology, sludge quantity is big, and only by changing
The pharmaceutical quantities for learning the method employing of extractive technique are more, high cost, and treatment effect is also undesirable.
Utility model content
Technical problem to be solved in the utility model is to provide and a kind of processes many of high load capacity heavy-metal composite pollution
Level joint elution system, it can process a huge sum of money for high load capacity by physical separation technology is combined with chemical extraction technology
Category combined pollution, has the advantages that rapid cleaning soil, significantly saves eluting cost.
This utility model solves above-mentioned technical problem with following technical scheme：
A kind of multi-stage combination elution system for processing high load capacity heavy-metal composite pollution of this utility model, its structure
It is：Washing blender, conveyer, washing vibrosieve, muddy water pond are connected successively, the outlet Jing pumps in muddy water pond connect preposition waterpower
Cyclone, the upper liquid outlet of forward hydrocyclone connect inclined-plate clarifying basin, the bottom of forward hydrocyclone by the road
Outlet Jing pump connection chemical removals pond, the outlet at bottom Jing pumps in chemical removal pond connect rearmounted hydrocyclone, rearmounted waterpower rotation
The upper liquid outlet of stream device connects waste collection pond by the road, and the outlet at bottom of rearmounted hydrocyclone is connected with washing pool,
The upper liquid outlet of washing pool is connected with waste collection pond by the road, and the outlet at bottom of washing pool connects the first filter press
Machine；The outlet at bottom Jing pumps connection inclined-plate clarifying basin in the waste collection pond, the upper liquid of inclined-plate clarifying basin are exported by the road
Connection clear water reserviors, the outlet at bottom Jing pumps of inclined-plate clarifying basin connect the second filter press.
Chemical removal pond described in the utility model is provided with for adding the dosing tank of small molecular organic acid, the waste collection
Pond is provided with for adding the dosing tank of flocculant and base reagent.
The outlet of clear water reserviors described in the utility model connects washing blender, chemical removal pond and washing pool by the road.
Forward hydrocyclone described in the utility model includes the first hydrocyclone and the second hydrocyclone, the first water
Power cyclone and the second hydrocyclone connect in a series arrangement, and the upper liquid outlet of the first hydrocyclone connects by the road
The outlet at bottom of the import of the second hydrocyclone, the first hydrocyclone and the second hydrocyclone is washed by pump connection chemistry
De- pond.
The mesh size of washing vibrosieve described in the utility model is 2mm, and muddy water pond is located under the screen cloth of washing vibrosieve
Side.
Washing blender described in the utility model is vertical blender.
Conveyer described in the utility model is belt conveyor.
The Cut size of the first hydrocyclone described in the utility model be 0.075mm, the classification of the second hydrocyclone
Particle diameter is 0.02mm.
Washing pool described in the utility model is vertical screw stirring pool.
This utility model multi-stage combination elution system has the advantages that：
1. physical separation is combined by this utility model with chemical extraction technology, will be enriched in weight by the method for physical separation
The fine grained of metal is separated and is filled or burned, then to other heavy metal legibilities from relatively coarse-grained soil carry out
Chemical removal, so as to reach the purpose of rapid cleaning soil, and is greatly reduced the consumption and wastewater treatment capacity of eluant, drop
Low eluting cost.
2. soil particle is carried out grain size grading by this utility model Jing physical separations first, bulky grains such as gravel and gravels
Thing and clay fine grained are removed, and the remaining soil into chemical removal process is greatly reduced, the soil of efficient eluting high load capacity
Heavy metal, coarse granule can be backfilled, and the clay fine grained of enriching heavy metal is precipitated and filter press through inclined-plate clarifying basin
After filter-press dehydration, volume significantly reduces, can security landfill after solidification and stabilization process.
3. this utility model forms multistage elution system by physical separation mechanism is combined with chemical removal mechanism,
Volume reduction, decrement treatment and the recycling of high load capacity heavy-metal contaminated soil can be efficiently and economically realized on a large scale.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1st, wash blender；2nd, conveyer；3rd, wash vibrosieve；4th, muddy water pond；51st, the first hydrocyclone；
52nd, the second hydrocyclone；53rd, rearmounted hydrocyclone；6th, chemical removal pond；71st, the first dosing tank；72nd, the second dosing tank；
73rd, the 3rd dosing tank；8th, washing pool；91st, the first filter press；92nd, the second filter press；10th, waste collection pond；11、
Inclined-plate clarifying basin；12nd, clear water reserviors.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in figure 1, the structure of this utility model multi-stage combination elution system is：Washing blender 1, conveyer 2, washing
Vibrosieve 3, muddy water pond 4 connect successively, and the mesh size for washing vibrosieve 3 is 2mm, and muddy water pond 4 is located at the sieve of washing vibrosieve 3
Side off the net.The outlet Jing mortar pumps in muddy water pond 4 connect the first hydrocyclone 51, and the upper liquid of the first hydrocyclone 51 goes out
Mouth connects the import of the second hydrocyclone 52 by the road, and the first hydrocyclone 51 and the second hydrocyclone 52 constitute preposition
Hydrocyclone, the upper liquid outlet of the second hydrocyclone 52 connect inclined-plate clarifying basin 11, the first hydraulic cyclone by the road
By mortar pump connection chemical removal pond 6, chemical removal pond 6 is provided with use to the outlet at bottom of device 51 and the second hydrocyclone 52
In the first dosing tank 71 for adding small molecular organic acid, the outlet at bottom Jing mortar pumps in chemical removal pond 6 connect rearmounted waterpower rotation
Stream device 53, the upper liquid outlet of rearmounted hydrocyclone 53 connect waste collection pond 10, rearmounted hydrocyclone 53 by the road
Outlet at bottom connect with washing pool 8, the outlet of the upper liquid of washing pool 8 is connected with waste collection pond 10 by the road, is washed
The outlet at bottom in pond 8 connects the first filter press 91.Waste collection pond 10 is provided with for adding the second dosing of base reagent
Case 72 and the 3rd dosing tank 73 for adding flocculant, the outlet at bottom Jing mortar pumps connection swash plate in waste collection pond 10 sink
Shallow lake pond 11, the upper liquid outlet of inclined-plate clarifying basin 11 connect clear water reserviors 12, the outlet at bottom Jing of inclined-plate clarifying basin 11 by the road
Mortar pump connects the second filter press 92.
Recycling for the ease of resource, arranges pipeline connection washing blender, chemical removal in the outlet of clear water reserviors
Pond and washing pool, so as to utilization of supplying water.
The washing blender 1 that this utility model is adopted is for vertical blender.
The conveyer 2 that this utility model is adopted is for belt conveyor.
The Cut size of the first hydrocyclone 51 that this utility model is adopted for 0.075mm, the second hydrocyclone 53
Cut size be 0.02mm.
Washing pool described in the utility model 8 is vertical screw stirring pool.
The course of work of this utility model multi-stage combination elution system is as follows：
First, the soil of Jing tentatively screenings enters washing blender 1, soil is fully crushed through hydraulic mixing, while
Part aqueous state heavy metal is removed, bottom output of the soil after primary washing from washing blender 1, Jing conveyers 2 are sent to
Washing vibrosieve 3；The mesh size of vibrosieve 3 be 2mm, screen cloth top more than 2mm coarse sand be placed in laydown area for a period of time after
Directly backfill, the soil particle less than 2mm then enters muddy water pond 4；The mixed liquor in muddy water pond 4 enters the first waterpower by mortar pump
Cyclone 51, the soil particle more than 0.75mm are washed into chemistry from the outlet at bottom of the first hydrocyclone 51 by mortar pump
De- pond 6, the soil particle less than 0.075mm enter into the second hydrocyclone 52 from the upper outlet of the first hydrocyclone 51
In carry out soil particle diameter separation again, soil particle of the particle diameter between 0.075mm-0.02mm goes successively to chemical removal pond 6
Eluting, the fine grained less than 0.02mm are directly entered inclined-plate clarifying basin 11, and sludge is through 92 extrusion dehydration of the second filter press
After form sludge cake, carry out security landfill after finally carrying out solidification and stabilization.
Chemical removal pond 6 is connected with the first dosing tank 71, and 71 addible medicament of the first dosing tank is broken to Soil structure
In bad less small molecular organic acid (such as citric acid, oxalic acid, tartaric acid etc.), inorganic salt (such as iron chloride, phosphate etc.) etc.
One or more；Liquid-solid ratio is usually 1:2～1:15, elution time is usually 0.5h～2h, and the soil after eluting passes through mortar
Pump enters into rearmounted hydrocyclone 53 and carries out mud-water separation；Mud enters washing from the outlet at bottom of rearmounted hydrocyclone 53
Pond 8 carries out washing 1～2 time, and the chemical removal agent remained in soil is rinsed well, finally by the first filter press 91
It is placed in after dehydration after cleaning soil laydown area places a period of time and backfills；Chemical removal waste liquid is upper from rearmounted hydrocyclone 53
Portion's outlet enters into waste collection pond 10；Washing waste liquid enters waste collection pond 10 also by mortar pump；Waste collection pond 10
Top is provided with the second dosing tank 72 and the 3rd dosing tank 73, and the medicament of the addition of the second dosing tank 72 is usually Calx, sodium hydroxide
Deng base reagent, most of heavy metal can be carried out alkali precipitation, the medicament of the addition of the 3rd dosing tank 73 is flocculant, usually PAM,
It is after the phase coagulation such as heavy metal, float in one or more in PAC, PFC etc., with waste water, heavy into inclined-plate clarifying basin 11
Form sediment, the clear liquor above inclined-plate clarifying basin 11 can enter into 12 reuse of clear water reserviors.
Claims (9)
1. a kind of multi-stage combination elution system for processing high load capacity heavy-metal composite pollution, including washing blender, washing are shaken
Dynamic sieve, muddy water pond, hydrocyclone, filter press, it is characterised in that washing blender, conveyer, washing vibrosieve, mud
Pond connects successively, the outlet Jing pumps connection forward hydrocyclone in muddy water pond, the upper liquid outlet of forward hydrocyclone
Connect inclined-plate clarifying basin by the road, the outlet at bottom Jing pumps of forward hydrocyclone connect chemical removal pond, chemical removal pond
Outlet at bottom Jing pumps connect rearmounted hydrocyclone, and the upper liquid outlet of rearmounted hydrocyclone connects waste collection by the road
Pond, the outlet at bottom of rearmounted hydrocyclone are connected with washing pool, the outlet of the upper liquid of washing pool by the road with waste collection
Pond is connected, and the outlet at bottom of washing pool connects the first filter press；The outlet at bottom Jing pumps connection in the waste collection pond
Inclined-plate clarifying basin, the upper liquid outlet of inclined-plate clarifying basin connect clear water reserviors, the outlet at bottom Jing pumps of inclined-plate clarifying basin by the road
Connect the second filter press.
2. the multi-stage combination elution system of high load capacity heavy-metal composite pollution can be processed according to claim 1, and its feature exists
It is provided with for adding the dosing tank of small molecular organic acid in, the chemical removal pond, the waste collection pond is provided with for adding
The dosing tank of flocculant and base reagent.
3. the multi-stage combination elution system for processing high load capacity heavy-metal composite pollution according to claim 1 or claim 2, its feature
It is that the outlet of the clear water reserviors connects washing blender, chemical removal pond and washing pool by the road.
4. the multi-stage combination elution system for processing high load capacity heavy-metal composite pollution according to claim 1 or claim 2, its feature
It is that the forward hydrocyclone includes the first hydrocyclone and the second hydrocyclone, the first hydrocyclone and
Two hydrocyclones connect in a series arrangement, and the upper liquid outlet of the first hydrocyclone connects the second hydraulic cyclone by the road
The outlet at bottom of the import of device, the first hydrocyclone and the second hydrocyclone is by pump connection chemical removal pond.
5. the multi-stage combination elution system for processing high load capacity heavy-metal composite pollution according to claim 1 or claim 2, its feature
It is that the mesh size of the washing vibrosieve is 2mm, and muddy water pond is located at below the screen cloth of washing vibrosieve.
6. the multi-stage combination elution system for processing high load capacity heavy-metal composite pollution according to claim 1 or claim 2, its feature
It is that the washing blender is vertical blender.
7. the multi-stage combination elution system for processing high load capacity heavy-metal composite pollution according to claim 1 or claim 2, its feature
It is that the conveyer is belt conveyor.
8. the multi-stage combination elution system of high load capacity heavy-metal composite pollution can be processed according to claim 4, and its feature exists
In the Cut size of first hydrocyclone is 0.075mm, and the Cut size of the second hydrocyclone is 0.02mm.
9. the multi-stage combination elution system for processing high load capacity heavy-metal composite pollution according to claim 1 or claim 2, its feature
It is that the washing pool is vertical screw stirring pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620974789.5U CN206083405U (en) | 2016-08-29 | 2016-08-29 | Can handle high load capacity heavy metal combined pollution's multistage elution system of uniting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620974789.5U CN206083405U (en) | 2016-08-29 | 2016-08-29 | Can handle high load capacity heavy metal combined pollution's multistage elution system of uniting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206083405U true CN206083405U (en) | 2017-04-12 |
Family
ID=58473337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620974789.5U Active CN206083405U (en) | 2016-08-29 | 2016-08-29 | Can handle high load capacity heavy metal combined pollution's multistage elution system of uniting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206083405U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914485A (en) * | 2017-04-25 | 2017-07-04 | 上海中耀环保实业有限公司 | A kind of dystopy chemical remediation system of contaminated soil |
| CN110153169A (en) * | 2018-03-26 | 2019-08-23 | 张冀鄂 | A kind of heavy-metal contaminated soil prosthetic device and biological renovation method |
| CN116197228A (en) * | 2023-01-05 | 2023-06-02 | 昆明理工大学 | Be used for prosthetic automatic leaching device of heavy metal in soil |
-
2016
- 2016-08-29 CN CN201620974789.5U patent/CN206083405U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914485A (en) * | 2017-04-25 | 2017-07-04 | 上海中耀环保实业有限公司 | A kind of dystopy chemical remediation system of contaminated soil |
| CN110153169A (en) * | 2018-03-26 | 2019-08-23 | 张冀鄂 | A kind of heavy-metal contaminated soil prosthetic device and biological renovation method |
| CN116197228A (en) * | 2023-01-05 | 2023-06-02 | 昆明理工大学 | Be used for prosthetic automatic leaching device of heavy metal in soil |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104475441B (en) | A kind of Soil leaching repair system and method thereof concentrating design concept based on decrement | |
| CN104889149B (en) | Ectopic classification leaching repair complete process of arsenic and heavy metal contaminated soil | |
| CN101538096B (en) | Method for processing waste slurry | |
| CN110695064A (en) | Shield muck zero-discharge treatment system and method | |
| CN204396456U (en) | A kind of Soil leaching repair system concentrating design concept based on decrement | |
| CN109500074A (en) | Dystopy suitable for clayed soil pollution amelioration elutes prosthetic device and restorative procedure | |
| CN205436600U (en) | Heavy metal contaminated soil's chemical drip washing repair equipment | |
| CN105170631B (en) | A kind of quick elution complexes of contaminated soil remediation | |
| CN206083405U (en) | Can handle high load capacity heavy metal combined pollution's multistage elution system of uniting | |
| CN205762942U (en) | The dystopy heavy-metal contaminated soil drip washing equipment of continuously-running | |
| CN109867386A (en) | A kind of waterborne moveable mud conditioning device and treatment process | |
| CN109264898A (en) | A kind of flying dust multistage dechlorination and water lotion decalcification softening process and its system | |
| CN109721191A (en) | A kind of sandstone building stones production wastewater treatment system | |
| CN212069909U (en) | Ultrasonic-assisted soil ex-situ leaching system based on screening | |
| CN107840488A (en) | Washed-out sand muddy water device for cleansing and recycling and method | |
| CN209583824U (en) | A kind of flying dust multistage dechlorination and water lotion decalcification melded system | |
| CN204769857U (en) | Get rid of drip washing device of soil heavy metal | |
| CN204752411U (en) | System sand hydrologic cycle clean system | |
| CN211679279U (en) | Heavy metal contaminated soil ex-situ elution system and control system | |
| CN204953522U (en) | Pollute soil restoration with quick drip washing integrated equipment | |
| CN204620627U (en) | A kind of soil heterotopic elution circuit | |
| CN201777926U (en) | High-efficiency thickener | |
| CN217377412U (en) | Heavy metal-containing polluted building waste leaching treatment system | |
| CN217127107U (en) | Sorting field sewage purification circulating system | |
| CN206535246U (en) | A kind of concrete mixing station production Sewage treatment utilizes device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |