CN109304359A - A kind of system and method that dystopy solidification and stabilization repairs contaminated site - Google Patents
A kind of system and method that dystopy solidification and stabilization repairs contaminated site Download PDFInfo
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- CN109304359A CN109304359A CN201810916409.6A CN201810916409A CN109304359A CN 109304359 A CN109304359 A CN 109304359A CN 201810916409 A CN201810916409 A CN 201810916409A CN 109304359 A CN109304359 A CN 109304359A
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- soil
- brick
- solidification
- contaminated
- stabilization
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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
- B09C1/08—Reclamation of contaminated soil chemically
Abstract
The invention discloses a kind of methods that dystopy solidification and stabilization repairs contaminated site, it includes: S01: contaminated soil takes, and collect；S02: contaminated soil is transported to soil treatment place；S03: the heatable adobe sleeping platform that contaminated soil is taken carries out shaping；S04: handling contaminated soil, and adds curing agent；S05: the soil of partial contamination is fabricated to brick；S06: brick is piled up in the inside of heatable adobe sleeping platform, by treated, soil is backfilled to inside heatable adobe sleeping platform；S07: setting detection well；A kind of system that dystopy solidification and stabilization repairs contaminated site, soil digging system, soil screening separation system, soil solidification stir module, non-baking brick machine；The soil digging system includes excavator, positioning system；The positioning system installation is on board a dredger；A kind of brick inspection disk is also provided.
Description
Technical field
The invention belongs to what technical field of soil remediation more particularly to a kind of dystopy solidification and stabilization repaired contaminated site to be
System and method.
Background technique
With the development of industrial or agricultural, stacking, industrial wastewater discharge, sewage irrigation and acid rain of trade waste etc. are caused
Increasingly severe soil contamination problem.The some contaminated sites in China, mining area and electronic waste disassembly field present organic
Object-heavy-metal composite pollution situation, pollution level is more serious, and there is interaction between different pollutants, thus
The difficulty of combined contamination soil reparation is increased, soil organic matter-heavy-metal composite pollution problems demand solves.
Once soil is contaminated, only the method by cutting off pollution sources is difficult to restore completely, moreover, soil pollution at present is controlled
Reason technology takes effect very slowly.For seriously polluted soil, it is difficult to reach reparation purpose sometimes only with a kind of recovery technique,
Multiple technologies are combined sometimes to improve repairing effect.
Summary of the invention
To solve the above problems, the present invention provides system and sides that a kind of dystopy solidification and stabilization repairs contaminated site
Method.The method that a kind of dystopy solidification and stabilization of the present invention repairs contaminated site stabilizes dystopy in reparation+backfill+field
The technical tie-ups such as temporary+in situ barrier covering, are acted on by chemical reaction, heavy metal are converted into low solubility or insoluble ammonia
Oxide, carbonate and sulfate；Ionic state heavy metal ion is converted to the extremely low mineral state compound of stable solubility,
Reduce its migration；Curing agent is added, is wrapped mineral state heavy metal compound by co-precipitation, to reduce a huge sum of money
Natural migration, mobility and the leachability for belonging to ion, achieve the purpose that pollution administration king's earth.This method can also effectively subtract
A possibility that of low pollution object enters human body by all kinds of route of exposure such as soil intake, skin contacts is suitble to promote the use of.
A kind of method that dystopy solidification and stabilization repairs contaminated site, it includes: S01: contaminated soil takes, and collects；
S02: contaminated soil is transported to soil treatment place；S03: the heatable adobe sleeping platform that contaminated soil is taken carries out shaping；S04: to dirt
The soil of dye is handled, and adds curing agent；S05: the soil of partial contamination is fabricated to brick；S06: brick is piled up
The inside of heatable adobe sleeping platform, by treated, soil is backfilled to inside heatable adobe sleeping platform；S07: setting detection well；
Further, the S01 step includes: S011: the center of soil pollution is determined, by polluting center
Carry out soil excavation；S012: according to from center around direction it is every excavate 0.5m thickness soil, carry out soil sampling；
S013: chemically examining the soil of sampling, determines the pollutant load in soil；S014: it when pollutant load height, needs to carry out
When processing, continue to excavate；When pollutant load meets arm's length standard in soil, stops soil and excavate；
Further, the S03 step includes: S031: heatable adobe sleeping platform side wall is trimmed to vertical shape or peviform；S032: will
It tamps on the lower ground of heatable adobe sleeping platform；
Further, the S04 step includes: S041: the contaminated soil that will be collected in S01 step, by vibrated
Screen(ing) machine carries out initial gross separation, by crushed stone, brick, broken concrete, withered branch and the plastic refuse point in contaminated soil
It separates out and；S042: being added corresponding chemical agent according to specific pollution sources into garbled soil, in addition chemical agent
While motionless agitation soil so that chemical agent is sufficiently reacted with the pollutant in soil；S043: by processed soil,
It is stored 3-5 days under room temperature；S044: the curing agent of own wt 3-5%, institute are added in treated into step S043 soil
State the mixture that curing agent is cement, lime, kiln ash and flying dust；Curing agent is uniformly mixed with soil, stores 8-10 under room temperature
It；
Further, the S05 step includes: S051: taking part mixing by the soil of curing agent, passes through non-baking brick machine
Brick is made；S052: carrying out grab sample for manufactured brick, and the brick of sampling is placed in the disk for filling clean soil, and
The side and soil for making brick completely attach to；S053: detection is sampled to the soil in disk on time；Checking in brick is
It is no to have contaminant infiltration；S054: when contamination-free permeates in brick, brick is directly taken；When there is contaminant infiltration in brick
When, brick is crushed, adds curing agent again, and brick is made, executes S051；
Further, the S06 step includes: S061: brick is piled up the inner surface in heatable adobe sleeping platform；S062: will solidify
Soil afterwards is filled to heatable adobe sleeping platform；S063: waterproof, cured capping are laid in the soil surface of filling；
Further, the S07 step includes: the underground on the position periphery and heatable adobe sleeping platform location in the filling of fixed line soil
Underwater trip setting detection well；
A kind of system that dystopy solidification and stabilization repairs contaminated site, soil digging system, soil screening separation system, soil
Earth solidification stirring module, non-baking brick machine；The soil digging system includes excavator, positioning system；The positioning system
Installation is on board a dredger；The soil soil screening separation system is soil bolter；The soil solidification stirs module
Including soil agitating device, curing agent flusher；The inside of soil agitating device is arranged in the curing agent flusher；
The feed inlet of the soil agitating device is connected through conveyer belt with the discharge port of soil soil screening separation system；The soil
The discharge port of earth agitating device is connected with the feed inlet of non-baking brick machine；
Further, the brick examines disk disc-shaped, and bottom is equipped with clean soil；The pulverizer is can
To crush the pulverizer of non-sintered brick；
A kind of brick inspection disk, it includes chassis, the first side wall, second sidewall, rainwater simulator, detection device, Sheng
Sink；The chassis is in rectangle, and two pieces of the first side walls are oppositely arranged, and two pieces of second sidewalls are oppositely arranged, and setting exists
On chassis, channel-shaped is formed；The chassis is equipped with leakage hole, and the lower part on chassis is arranged in the Storage water tank；Described
One side wall is equipped with brick mounting groove, and brick is mounted in brick mounting groove；The brick examines brick to be divided into inside disk
Two parts, two parts are filled with clean soil；The top that brick examines disk is arranged in the rainwater simulator, is used for
Simulated rainfall；The rainwater simulator is integrally in inverted funnel-form, and bottom is equipped with orifice plate, and top is connected with water source；
The detection device is Portable heavy metal detector, and the leakage hole top on chassis is arranged in detection probe.
The present invention provides a kind of methods that dystopy solidification and stabilization repairs contaminated site, it includes: S01: contaminated soil
Take, collects；S02: contaminated soil is transported to soil treatment place；S03: the heatable adobe sleeping platform that contaminated soil is taken carries out whole
Shape；S04: handling contaminated soil, and adds curing agent；S05: the soil of partial contamination is fabricated to brick；S06:
Brick is piled up in the inside of heatable adobe sleeping platform, by treated, soil is backfilled to inside heatable adobe sleeping platform；S07: setting detection well；A kind of dystopy is solid
Change the system for stabilizing and repairing contaminated site, soil digging system, soil solidification stirring module, is exempted from soil screening separation system
It bakes bricks machine；The soil digging system includes excavator, positioning system；The positioning system installation is on board a dredger；Also
A kind of brick inspection disk is provided.
Dystopy is stabilized the technical tie-ups such as temporary+in situ barrier covering in reparation+backfill+field by the present invention, passes through chemistry
Heavy metal is converted into low solubility or insoluble amino-oxide, carbonate and sulfate by reagentia；By ionic state heavy metal
The ion conversion mineral state compound extremely low at stable solubility, reduces its migration；Curing agent is added, is made by co-precipitation
It is wrapped with by mineral state heavy metal compound, so that natural migration, mobility and the leachability of heavy metal ion are reduced,
Achieve the purpose that pollution administration king's earth.It is all kinds of by soil intake, skin contact etc. that this method can also effectively reduce pollutant
Route of exposure enters a possibility that human body, is suitble to promote the use of.
Detailed description of the invention
Fig. 1 is the system and method that a kind of dystopy solidification and stabilization of the present invention repairs contaminated site.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
Embodiment 1:
Refer to attached drawing 1, a kind of method that dystopy solidification and stabilization repairs contaminated site；It includes:
S01: contaminated soil takes, and collects；
S02: contaminated soil is transported to soil treatment place；
S03: the heatable adobe sleeping platform that contaminated soil is taken carries out shaping；
S04: handling contaminated soil, and adds curing agent；
S05: the soil of partial contamination is fabricated to brick；
S06: brick is piled up in the inside of heatable adobe sleeping platform, by treated, soil is backfilled to inside heatable adobe sleeping platform；
S07: setting detection well；
The S01 step includes:
S011: determining the center of soil pollution, carries out soil excavation by pollution center；
S012: according to from center around direction it is every excavate 0.5m thickness soil, carry out soil sampling；
S013: chemically examining the soil of sampling, determines the pollutant load in soil；
S014: when pollutant load height, when being handled, continue to excavate；When pollutant load meets just in soil
When normal standard, stops soil and excavate；
The S03 step includes:
S031: heatable adobe sleeping platform side wall is trimmed to vertical shape or peviform；
S032: the lower ground of heatable adobe sleeping platform is tamped；
The S04 step includes:
S041: the contaminated soil that will be collected in S01 step carries out initial gross separation by vibration screening machine, by contaminated soil
In crushed stone, brick, broken concrete, withered branch and plastic refuse separate；
S042: being added corresponding chemical agent according to specific pollution sources into garbled soil, in addition chemical drugs
Motionless agitation soil while agent, so that chemical agent is sufficiently reacted with the pollutant in soil；
S043: processed soil is stored 3-5 days under room temperature；
S044: being added the curing agent of own wt 3-5% in treated into step S043 soil, the curing agent is
Cement, lime, kiln ash and flying dust mixture；Curing agent is uniformly mixed with soil, is stored 8-10 days under room temperature；
The S05 step includes:
S051: it takes part mixing by the soil of curing agent, brick is made by non-baking brick machine；
S052: manufactured brick is subjected to grab sample, the brick of sampling is placed in the disk for filling clean soil, and is made
One side of brick and soil completely attach to；
S053: detection is sampled to the soil in disk on time；Check in brick whether there is contaminant infiltration；
S054: when contamination-free permeates in brick, brick is directly taken；When there is contaminant infiltration in brick, by brick
Block crushes, and adds curing agent again, and brick is made, and executes S051；
The S06 step includes:
S061: brick is piled up into the inner surface in heatable adobe sleeping platform；
S062: the soil after solidification is filled to heatable adobe sleeping platform；
S063: waterproof, cured capping are laid in the soil surface of filling；
The S07 step includes:
In the position periphery of fixed line soil filling and the underground water downstream setting detection well in heatable adobe sleeping platform location.
A kind of embodiment 2: system that dystopy solidification and stabilization repairs contaminated site
Refer to attached drawing, a kind of system that dystopy solidification and stabilization repairs contaminated site, it include: soil digging system,
Soil screening separation system, soil solidification stirring module, non-baking brick machine, brick examine disk, pulverizer；
The soil digging system includes excavator, positioning system；
The positioning system installation is on board a dredger；
The soil soil screening separation system is soil bolter；
The soil solidification stirring module includes soil agitating device, curing agent flusher；
The inside of soil agitating device is arranged in the curing agent flusher；
The feed inlet of the soil agitating device is connected through conveyer belt with the discharge port of soil soil screening separation system；
The discharge port of soil agitating device is connected with the feed inlet of non-baking brick machine；
The brick examines disk disc-shaped, and bottom is equipped with clean soil；
The pulverizer is the pulverizer that can crush non-sintered brick.
A kind of embodiment 3: brick inspection disk
Attached drawing is referred to, a kind of brick inspection disk 1, it includes chassis 11, the first side wall 12, second sidewall 13, rainwater mould
Quasi- device 14, detection device 15, Storage water tank 16；
The chassis 11 is in rectangle, and two pieces of the first side walls 12 are oppositely arranged, and two pieces of second sidewalls 13 are opposite to be set
It sets, is arranged on chassis 11, form channel-shaped；
The chassis 11 is equipped with leakage hole 111, and the lower part on chassis 11 is arranged in the Storage water tank 16；
The first side wall 12 is equipped with brick mounting groove 121, and brick is mounted in brick mounting groove 121；
The brick, which examines brick, is divided into two parts inside disk 1, and two parts are filled with clean soil；
The top that brick examines disk is arranged in the rainwater simulator 14, is used for simulated rainfall；
The whole rainwater simulator 14 is in inverted funnel-form, and bottom is equipped with orifice plate 141, and top is connected with water source
It connects；
The detection device 15 is Portable heavy metal detector, and the leakage hole on chassis 11 is arranged in detection probe 151
111 tops.
In use, brick to be detected is installed in brick mounting groove 121, brick examines disk 1 to be provided with clean soil
Earth, using rainwater simulator simulated precipitation, water drops into Storage water tank by soil, the Simulated Soil underground water rich in moisture
Environment；The detection probe 551 of detection device 15 detects the heavy metal pollution situation in soil；When the heavy metal in brick is with dampening
When analyzing, detection device just be will call the police, and brick just needs that brick is made again after crushing again.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, in specific embodiments and applications can be with many changes may be made, as long as these variations are without departing from structure of the invention
Think, all belongs to the scope of protection of the present invention.
Claims (10)
1. a kind of method that dystopy solidification and stabilization repairs contaminated site, it is characterised in that: it includes: S01: contaminated soil is dug
It takes, collects；S02: contaminated soil is transported to soil treatment place；S03: the heatable adobe sleeping platform that contaminated soil is taken carries out shaping；
S04: handling contaminated soil, and adds curing agent；S05: the soil of partial contamination is fabricated to brick；S06: by brick
Block is piled up in the inside of heatable adobe sleeping platform, and by treated, soil is backfilled to inside heatable adobe sleeping platform；S07: setting detection well.
2. the method that a kind of dystopy solidification and stabilization according to claim 1 repairs contaminated site, it is characterised in that: described
S01 step include: S011: determine the center of soil pollution, by pollution center carry out soil excavation；S012: it presses
According to from center around direction it is every excavate 0.5m thickness soil, carry out soil sampling；S013: the soil of sampling is carried out
Chemical examination, determines the pollutant load in soil；S014: when pollutant load height, when being handled, continue to excavate；Work as soil
When pollutant load meets arm's length standard in earth, stops soil and excavate.
3. the method that a kind of dystopy solidification and stabilization according to claim 2 repairs contaminated site, it is characterised in that: described
S03 step include: S031: heatable adobe sleeping platform side wall is trimmed to vertical shape or peviform；S032: the lower ground of heatable adobe sleeping platform is tamped.
4. the method that a kind of dystopy solidification and stabilization according to claim 3 repairs contaminated site, it is characterised in that: described
S04 step include: S041: the contaminated soil that will be collected in S01 step, by vibration screening machine carry out initial gross separation, will be dirty
Crushed stone, brick, broken concrete, withered branch and plastic refuse in dye soil are separated；S042: to garbled
Corresponding chemical agent is added according to specific pollution sources in soil, motionless agitation soil, makes while adding chemical agent
Chemical agent is obtained sufficiently to react with the pollutant in soil；S043: processed soil is stored 3-5 days under room temperature；S044:
The curing agent of own wt 3-5% is added in treated into step S043 soil, the curing agent is cement, lime, kiln ash
With the mixture of flying dust；Curing agent is uniformly mixed with soil, is stored 8-10 days under room temperature.
5. the method that a kind of dystopy solidification and stabilization according to claim 4 repairs contaminated site, it is characterised in that: described
S05 step include: S051: take part mixing by curing agent soil, brick is made by non-baking brick machine；S052: it will be made
Brick carry out grab sample, the brick of sampling is placed in the disk for filling clean soil, and makes a side and the soil of brick
Earth completely attaches to；S053: detection is sampled to the soil in disk on time；Check in brick whether there is contaminant infiltration；S054:
When contamination-free permeates in brick, brick is directly taken；When there is contaminant infiltration in brick, brick is crushed, is added again
Add curing agent, and brick is made, executes S051.
6. the method that a kind of dystopy solidification and stabilization according to claim 5 repairs contaminated site, it is characterised in that: described
S06 step include: S061: brick is piled up into the inner surface in heatable adobe sleeping platform；S062: the soil after solidification is filled to heatable adobe sleeping platform
Portion；S063: waterproof, cured capping are laid in the soil surface of filling.
7. the method that a kind of dystopy solidification and stabilization according to claim 6 repairs contaminated site, it is characterised in that: described
S07 step include: fixed line soil filling position periphery and heatable adobe sleeping platform location underground water downstream setting detection well.
8. the system that a kind of dystopy solidification and stabilization repairs contaminated site, it is characterised in that: it includes: soil digging system, soil
Earth screens separation system, soil solidification stirs module, non-baking brick machine；The soil digging system includes excavator, positioning system
System；The positioning system installation is on board a dredger；The soil soil screening separation system is soil bolter；Described
It includes soil agitating device, curing agent flusher that soil solidification, which stirs module,；The curing agent flusher is arranged in soil
The inside of earth agitating device；The feed inlet of the soil agitating device goes out through conveyer belt and soil soil screening separation system
Material mouth is connected；The discharge port of soil agitating device is connected with the feed inlet of non-baking brick machine.
9. 8 a kind of system that dystopy solidification and stabilization repairs contaminated site according to claim, it is characterised in that: described
Brick examine disk it is disc-shaped, bottom is equipped with clean soil；The pulverizer is the crushing that can crush non-sintered brick
Machine.
10. a kind of brick examines disk, it is characterised in that: it includes chassis, the first side wall, second sidewall, rainwater simulator, inspection
Survey device, Storage water tank；The chassis is in rectangle, and two pieces of the first side walls are oppositely arranged, and two pieces of second sidewalls are opposite to be set
It sets, is arranged on chassis, form channel-shaped；The chassis is equipped with leakage hole, and the lower part on chassis is arranged in the Storage water tank；
The first side wall is equipped with brick mounting groove, and brick is mounted in brick mounting groove；Brick is examined disk by the brick
Inside is divided into two parts, and two parts are filled with clean soil；The rainwater simulator is arranged in brick and examines disk
Top is used for simulated rainfall；The rainwater simulator is integrally in inverted funnel-form, and bottom is equipped with orifice plate, top and water
Source is connected；The detection device is Portable heavy metal detector, and the leakage hole top on chassis is arranged in detection probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810916409.6A CN109304359A (en) | 2018-08-13 | 2018-08-13 | A kind of system and method that dystopy solidification and stabilization repairs contaminated site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810916409.6A CN109304359A (en) | 2018-08-13 | 2018-08-13 | A kind of system and method that dystopy solidification and stabilization repairs contaminated site |
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| CN109304359A true CN109304359A (en) | 2019-02-05 |
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ID=65223845
Family Applications (1)
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| CN201810916409.6A Pending CN109304359A (en) | 2018-08-13 | 2018-08-13 | A kind of system and method that dystopy solidification and stabilization repairs contaminated site |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110340137A (en) * | 2019-07-22 | 2019-10-18 | 鸿灌环境技术有限公司 | A kind of heavy-metal contaminated soil restorative procedure |
| CN110818210A (en) * | 2019-11-11 | 2020-02-21 | 河北诚润环保工程有限公司 | Municipal sludge solidification ecological treatment process |
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| CN110340137A (en) * | 2019-07-22 | 2019-10-18 | 鸿灌环境技术有限公司 | A kind of heavy-metal contaminated soil restorative procedure |
| CN110818210A (en) * | 2019-11-11 | 2020-02-21 | 河北诚润环保工程有限公司 | Municipal sludge solidification ecological treatment process |
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Application publication date: 20190205 |
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