CN109078974A - Clear-water high-pressure washed off soil repair system - Google Patents
Clear-water high-pressure washed off soil repair system Download PDFInfo
- Publication number
- CN109078974A CN109078974A CN201811284542.0A CN201811284542A CN109078974A CN 109078974 A CN109078974 A CN 109078974A CN 201811284542 A CN201811284542 A CN 201811284542A CN 109078974 A CN109078974 A CN 109078974A
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- soil
- room
- washing water
- high pressure
- water
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- 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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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention provides a kind of clear-water high-pressure washed off soil repair system comprising: for supplying the soil feedway of object soil；For supplying the elution water feeder of high pressure washing water；High pressure elution device comprising be formed with the input port of input object soil and high pressure washing water and the mixed once room of the high pressure washing water inlet port that enters for high pressure washing water, the downstream side positioned at the mixed once room and the mixed at high speed room that reduces relative to mixed once room diameter and downstream side positioned at the mixed at high speed room and the expansion that becomes larger relative to mixed at high speed room diameter collide room；And it is located at the equipment for separating liquid from solid in high pressure elution device downstream, it is to collide wall that the expansion, which collides aft bulkhead opposite with the mixed at high speed room in room, is equipped with the outlet to the reparation soil after equipment for separating liquid from solid discharge elution in the bottom close to described one end for colliding wall that the expansion collides room.
Description
Technical field
The present invention relates to contaminated soil remediation technical field, in particular to a kind of clear-water high-pressure washed off soil repair system.
Background technique
In soil site remediation engineering, soil washing is heavy metal or heavy metal and organic contamination combined pollution place
The mainstream technology of improvement.
Soil leaching technology is to pass through addition water or suitable leacheate, separation using means such as physical separation or elution
Heavily contaminated soil constitution makes pollutant mutually be transferred to the technology of liquid phase from soil.Dystopy Soil leaching technique is repaired relative to other
Compound formula, effect is good, applied widely, expense relative moderate, the advantages that easily realizing, obtains extensive concern in recent years.It has eluted
Cheng Houxu is separated by solid-liquid separation mixed liquor, and supernatant outlet or recycling backfill after sludge dewatering.Currently, common different
Position Soil leaching solid-liquid separation process has settled process in tank, filtering type solid-liquid isolation method, centrifugal solid-liquid isolation method etc..
But there is the removal of heavy metal contaminants stronger for adhesive force in current common Soil leaching recovery scenario
It ineffective, the disadvantages of repair time is long, also needs to extend repair time to improve this heavy metal contaminants, and for attached
For putting forth effort very strong pollutant, it may not can reach removal effect extending repair time.
Summary of the invention
The present invention be in view of existing Soil leaching technology as described above poor removal effect, repair time is long the disadvantages of and
It proposes, it is good that its purpose is to provide a kind of removal effects, the clear-water high-pressure washed off soil reparation system of remediation efficiency height and miniaturization
System.
Clear-water high-pressure washed off soil repair system of the invention includes: the soil feedway for supplying object soil；
For supplying the elution water feeder of high pressure washing water；High pressure elution device comprising be formed with input object soil and height
Press the input port of washing water and the mixed once room of the high pressure washing water inlet port that enters for high pressure washing water, be located at it is described primary
The downstream side of mixing chamber and relative to mixed once room diameter reduce mixed at high speed room and be located at the mixed at high speed
The downstream side of room and the expansion collision room become larger relative to mixed at high speed room diameter；And it is located at the high pressure elution
The equipment for separating liquid from solid in device downstream, it is to collide wall that the expansion, which collides aft bulkhead opposite with the mixed at high speed room in room,
It is equipped in the bottom close to described one end for colliding wall that the expansion collides room to after equipment for separating liquid from solid discharge elution
Reparation soil outlet.
In clear-water high-pressure washed off soil repair system of the invention, the elution water feeder includes: for storing leaching
The washing water holding tank of wash water；From the washing water holding tank to the first supply pipe of input port supply high pressure washing water
Road is equipped with the first immersible pump on first feeding pipe；And from the washing water holding tank to the high pressure washing water
Inlet port supplies the second feeding pipe of high pressure washing water, and high-pressure pump is equipped on second feeding pipe.
In clear-water high-pressure washed off soil repair system of the invention, the soil feedway includes supplying to the input port
To the conveyer belt of object soil.
In clear-water high-pressure washed off soil repair system of the invention, the equipment for separating liquid from solid includes: from the outlet
Receive the reparation soil storage tank for repairing soil；And the excretion of water and sludge is received from the native storage tank of the reparation by third pipeline
Slot is equipped with the second immersible pump in the native storage tank of the reparation, which is connected to the third pipeline.
It further include granularity adjustment device in clear-water high-pressure washed off soil repair system of the invention, which adjusts device
The object soil discharge of granularity will be had adjusted including Screening Network and by the Screening Network to the discharge outlet of the conveyer belt.
Clear-water high-pressure washed off soil repair system according to the present invention, due to by high pressure elution in the way of, and pass through high speed
Mixed washing water and object soil are collided indoor and are collided as the aft bulkhead for colliding wall in expansion, keep soil particle broken
It is broken, because soil coarse grain ingredient and harmful substance are separated into a large amount of fine-grained composition by powerful crushing force, improve heavy metal-polluted
The removal effect and remediation efficiency of object are contaminated, and can be realized the miniaturization of clear-water high-pressure washed off soil repair system.
Moreover, because the physics ELUTION METHOD of water is only used without using chemical solvent, 2 pollutions generated without chemical solvent
It does not need to neutralize huge water process etc., the low of secondary pollutant and the small easy onsite moving of equipment, setting and dismounting, week yet
Surrounding environment influences to minimize.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 shows the composition schematic diagrames of clear-water high-pressure washed off soil repair system of the invention.
Fig. 2 indicates the structural schematic diagram of the high pressure elution device of clear-water high-pressure washed off soil repair system of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Fig. 1 and Fig. 2, the embodiment of the invention provides a kind of clear-water high-pressure washed off soil repair systems, comprising: is used for
Supply the soil feedway 10 of object soil；For supplying the elution water feeder 20 of high pressure washing water；High pressure elution dress
Set 30 comprising the high pressure for being formed with the input port 31 of input object soil and high pressure washing water and entering for high pressure washing water is drenched
The mixed once room 33 of wash water inlet port 32, positioned at the mixed once room 33 downstream side and relative to the mixed once room
The expansion that the mixed at high speed room 34 that 33 diameters reduce and the downstream side positioned at the mixed at high speed room 34 and diameter become larger
Collide room 35；And be located at the equipment for separating liquid from solid 40 in 30 downstream of high pressure elution device, the expansion collide in room 35 with
The opposite aft bulkhead in the mixed at high speed room 34 is to collide wall 351, collides the close collision wall 351 of room 35 in the expansion
One end bottom be equipped with to the equipment for separating liquid from solid 40 discharge elution after reparation soil outlet 352.
In the clear-water high-pressure washed off soil repair system of the embodiment of the present invention, the elution water feeder 20 includes: use
In the washing water holding tank 21 of storage washing water；High pressure washing water is supplied from the washing water holding tank 21 to the input port 31
The first feeding pipe 22, on first feeding pipe 22 be equipped with the first immersible pump 221；And it is stored from the washing water
Slot supplies the second feeding pipe 23 of high pressure washing water to the high pressure washing water inlet port 32, in second feeding pipe 23
It is equipped with high-pressure pump 231.
In the clear-water high-pressure washed off soil repair system of the embodiment of the present invention, the soil feedway 10 includes to described
The conveyer belt 11 of the supply of input port 31 object soil.
In the clear-water high-pressure washed off soil repair system of the embodiment of the present invention, the equipment for separating liquid from solid 40 includes: from institute
It states outlet 352 and receives the reparation soil storage tank 41 for repairing soil；And pass through third pipeline 43 from the native storage tank 41 of the reparation
The discharge launder 42 for receiving water and sludge is equipped with the second immersible pump 431, second immersible pump in the native storage tank 41 of the reparation
431 are connected to the third pipeline 43.
It further include granularity adjustment device 50, the granularity in the clear-water high-pressure washed off soil repair system of the embodiment of the present invention
Adjustment device 50 includes Screening Network 51 and will have adjusted the object soil discharge of granularity by the Screening Network 51 to the transmission
With 11 discharge outlet 52.
In the following, the clear-water high-pressure washed off soil repair system reparation using one embodiment of the present of invention is described with reference to the drawings
The process of soil.
Firstly, soil to be repaired is put into granularity adjustment device 50, device 50 is adjusted to be repaired by granularity
Soil carries out granularity adjustment, and particle diameter is adjusted to 40mm hereinafter, and will adjust the object soil discharge of granularity to soil
Object soil is transported to the input port 31 of high pressure elution device 30, object by conveyer belt 11 by the conveyer belt 11 of feedway 10
Soil enters high pressure elution device 30 by input port 31.
Meanwhile passing through the first immersible pump 221 for high pressure washing water from the washing water holding tank 21 of elution water feeder 20
Via the first feeding pipe 22 be sent into input port 31, from washing water holding tank 21 by high-pressure pump 231 by high pressure washing water via
The high pressure washing water inlet port 32 of second feeding pipe 23 feeding high pressure elution device 30.
High-speed air flow is generated in high pressure elution device 30, into high pressure washing water, the sky of the high pressure elution device 30
Gas and object soil mix in the mixed once room 33 of high pressure elution device 30, enter the mixed at high speed room that diameter reduces later
34 moments were mixed to form high-voltage high-speed fluid.Enter the expansion collision room 35 that diameter becomes larger after forming high-voltage high-speed fluid,
Fluid-mixing collides the collision wall 351 for expanding and colliding rear end in room 35 rapidly in expansion, and object soil particle is broken.Pass through height
The collision of fast high pressure, because object soil coarse grain ingredient and harmful substance are separated into a large amount of fine-grained composition by powerful crushing force.
Reparation soil after carrying out above-mentioned strength elution in high pressure elution device 30 passes through the row of high pressure elution device 30
Outlet 352 is discharged to the reparation soil storage tank 41 of equipment for separating liquid from solid 40, is separated into clean soil and sludge, water.Specifically, logical
It crosses the second immersible pump 431 and water and sludge is discharged to discharge launder 42 via third pipeline 43 from reparation native storage tank 41, it is final to arrange
Water outlet and sludge, the clean soil after repairing the native discharge of storage tank 41 elution.
Clear-water high-pressure washed off soil repair system of the invention, the harmful substance low for solubility use physical partial size
Separation, not interdependent initial stage concentration or amount；The harmful substance high for solubility is with elution solvent by harmful substance from soil
Middle extraction and cleaning.
Room 35 is collided in expansion due in the way of high pressure elution, and by washing water after mixed at high speed and object soil
It is interior to be collided with as the aft bulkhead for colliding wall 351, keep soil particle broken, because powerful crushing force by soil coarse grain ingredient and has
Evil substance is separated into a large amount of fine-grained composition, improves the removal effect and remediation efficiency of heavy metal contaminants, and can be real
The miniaturization of existing clear-water high-pressure washed off soil repair system.
Moreover, because the physics ELUTION METHOD of water is only used without using chemical solvent, 2 pollutions generated without chemical solvent
It does not need to neutralize huge water process etc., the low of secondary pollutant and the small easy onsite moving of equipment, setting and dismounting, week yet
Surrounding environment influences to minimize.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of clear-water high-pressure washed off soil repair system, which is characterized in that
It include: the soil feedway (10) for supplying object soil；
For supplying the elution water feeder (20) of high pressure washing water；
High pressure elution device (30) comprising be formed with the input port (31) of input object soil and high pressure washing water and for high pressure
The mixed once room (33) for the high pressure washing water inlet port (32) that washing water enters, the downstream for being located at the mixed once room (33)
Side and relative to mixed once room (33) diameter reduce mixed at high speed room (34) and be located at the mixed at high speed room
(34) expansion that downstream side and diameter becomes larger collides room (35)；And
It is located at the equipment for separating liquid from solid (40) in high pressure elution device (30) downstream,
It is to collide wall (351) that the expansion, which collides aft bulkhead opposite with the mixed at high speed room (34) in room (35), described
The bottom close to described one end for colliding wall (351) that expansion collides room (35), which is equipped with to the equipment for separating liquid from solid (40), to be discharged
The outlet (352) of reparation soil after elution.
2. clear-water high-pressure washed off soil repair system according to claim 1, which is characterized in that
The elution water feeder (20) includes:
For storing the washing water holding tank (21) of washing water；
The first feeding pipe (22) that high pressure washing water is supplied from the washing water holding tank (21) to the input port (31),
First feeding pipe (22) is equipped with the first immersible pump (221)；And
The second supply of high pressure washing water is supplied from the washing water holding tank (21) to the high pressure washing water inlet port (32)
Pipeline (23) is equipped with high-pressure pump (231) on second feeding pipe (23).
3. clear-water high-pressure washed off soil repair system according to claim 1, which is characterized in that
The soil feedway (10) includes the conveyer belt (11) to the input port (31) supply object soil.
4. clear-water high-pressure washed off soil repair system according to claim 1, which is characterized in that
The equipment for separating liquid from solid (40) includes: that the reparation soil storage tank (41) for repairing soil is received from the outlet (352)；With
And by third pipeline (43) from the discharge launder (42) repaired native storage tank (41) and receive water and sludge, in the reparation soil
The second immersible pump (431) are equipped in storage tank (41), which is connected to the third pipeline (43).
5. clear-water high-pressure washed off soil repair system according to claim 3, which is characterized in that
It further include granularity adjustment device (50), granularity adjustment device (50) includes Screening Network (51) and will be by the Screening Network
(51) the object soil discharge of granularity is had adjusted to the discharge outlet (52) of the conveyer belt (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811284542.0A CN109078974A (en) | 2018-10-31 | 2018-10-31 | Clear-water high-pressure washed off soil repair system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811284542.0A CN109078974A (en) | 2018-10-31 | 2018-10-31 | Clear-water high-pressure washed off soil repair system |
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| Publication Number | Publication Date |
|---|---|
| CN109078974A true CN109078974A (en) | 2018-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811284542.0A Pending CN109078974A (en) | 2018-10-31 | 2018-10-31 | Clear-water high-pressure washed off soil repair system |
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| CN (1) | CN109078974A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842017A (en) * | 2019-11-27 | 2020-02-28 | 智优株式会社 | Modularized mobile soil leaching system |
| CN115487698A (en) * | 2022-09-01 | 2022-12-20 | 同济大学 | High-pressure vortex high-efficiency separation method for pollutants in soil |
| CN115487699A (en) * | 2022-09-01 | 2022-12-20 | 同济大学 | High-pressure eddy-current efficient separation device for pollutants in soil |
| CN115487699B (en) * | 2022-09-01 | 2024-05-03 | 同济大学 | High-pressure vortex high-efficiency separating device for pollutants in soil |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842017A (en) * | 2019-11-27 | 2020-02-28 | 智优株式会社 | Modularized mobile soil leaching system |
| CN115487698A (en) * | 2022-09-01 | 2022-12-20 | 同济大学 | High-pressure vortex high-efficiency separation method for pollutants in soil |
| CN115487699A (en) * | 2022-09-01 | 2022-12-20 | 同济大学 | High-pressure eddy-current efficient separation device for pollutants in soil |
| CN115487699B (en) * | 2022-09-01 | 2024-05-03 | 同济大学 | High-pressure vortex high-efficiency separating device for pollutants in soil |
| CN115487698B (en) * | 2022-09-01 | 2024-05-03 | 同济大学 | High-pressure vortex efficient separation method for pollutants in soil |
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Application publication date: 20181225 |
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