CN206346231U - A kind of well formula aqueous vapor collection system in the isolation for Polluted Soil - Google Patents
A kind of well formula aqueous vapor collection system in the isolation for Polluted Soil Download PDFInfo
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- CN206346231U CN206346231U CN201621414609.4U CN201621414609U CN206346231U CN 206346231 U CN206346231 U CN 206346231U CN 201621414609 U CN201621414609 U CN 201621414609U CN 206346231 U CN206346231 U CN 206346231U
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- isolation
- well
- collection system
- buttress
- groundwater monitoring
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- 238000002955 isolation Methods 0.000 title claims abstract description 49
- 239000002689 soil Substances 0.000 title claims abstract description 25
- 238000012544 monitoring process Methods 0.000 claims abstract description 56
- 239000003673 groundwater Substances 0.000 claims abstract description 51
- 239000011248 coating agent Substances 0.000 claims abstract description 33
- 238000000576 coating method Methods 0.000 claims abstract description 33
- 230000004888 barrier function Effects 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims description 19
- 230000007704 transition Effects 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 7
- 239000011150 reinforced concrete Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 238000009825 accumulation Methods 0.000 claims description 3
- 239000003344 environmental pollutant Substances 0.000 abstract description 14
- 231100000719 pollutant Toxicity 0.000 abstract description 14
- 230000008439 repair process Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000011109 contamination Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002352 surface water Substances 0.000 description 2
- 239000011398 Portland cement Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003694 hair properties Effects 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000012954 risk control Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses the well formula aqueous vapor collection system in a kind of isolation for Polluted Soil, it includes groundwater monitoring well and horizontal coating；The groundwater monitoring well is arranged on the inside of Polluted area；The horizontal coating is covered in the surface of the Polluted area；Hermetical connecting structure is provided between the horizontal coating and the groundwater monitoring well.The utility model has the advantages that, effectively the pollutant inside Polluted area can be isolated by horizontal coating and vertical isolation barrier；It can effectively be collected by groundwater monitoring well and handle the pollutant in contaminated soil, Polluted area is monitored during can additionally meeting isolation closing, the demand such as repairs, draw water.
Description
Technical field
The utility model is related to environmental geotechnical technical field, and in particular to the well formula in a kind of isolation for Polluted Soil
Aqueous vapor collection system.
Background technology
Isolation sealing technique mainly uses engineering measure to seal pollutant in situ up for safekeeping, cuts off route of exposure, and limitation is dirty
Contaminate thing migration, reduction or the exposure for eliminating pollutant, protection acceptor safety.As a kind of ripe pollution control technology,
The technology is at home and abroad widely used, to it is different types of pollution all have preferable risk control effect, with into
This is low, short construction period the advantages of.According to domestic and international existing engineering experience, isolation closing measure construction process requirement is high, and one
Denier starts a leak, then whole isolation closed system failure, and pollutant easily spreads, therefore need to be to vertical isolation screen effect, top layer
Coverage effect sets up risk management and control measure, carries out related prediction scheme, and set up effective monitoring system, it is ensured that isolation closing measure
Long-term effectiveness.
The content of the invention
The purpose of this utility model is that there is provided in a kind of isolation for Polluted Soil according in place of above-mentioned the deficiencies in the prior art
Well formula aqueous vapor collection system, the collection system is by setting groundwater monitoring well to realize the collection of pollutant.
The utility model purpose is realized and completed by following technical scheme：
A kind of well formula aqueous vapor collection system in isolation for Polluted Soil, it includes groundwater monitoring well and level covering
Layer；The groundwater monitoring well is arranged on the inside of Polluted area；The horizontal coating is covered in the table of the Polluted area
Face；Hermetical connecting structure is provided between the horizontal coating and the groundwater monitoring well.
The groundwater monitoring well is also associated with aspirator and injection device.
Antiseepage film is included inside the horizontal coating, the Hermetical connecting structure, which is included in the horizontal coating, to be wrapped
Wrap up in the buttress of the groundwater monitoring well outside wall surface and extend to the buttress surface and tied up with the groundwater monitoring well
The sealed antiseepage film.
The top and bottom of the buttress are respectively arranged with top connecting seat and bottom connecting seat；The antiseepage film is certainly
Welded successively with the bottom connecting seat and top connecting seat extruding on down, and be looped around the groundwater monitoring well
Outside, sealing is tied up by stainless steel strip between the antiseepage film and the groundwater monitoring well.
It is the transition supporting construction of the buttress between the top connecting seat and bottom connecting seat；The antiseepage film is tight
The close surface for being fitted in the transition supporting construction；There are argillic horizon, metalling and reinforcing bar mixed in the top accumulation of the antiseepage film
Solidifying soil layer.
The buttress is taper, and the slope of the buttress crosses supporting construction to be described.
The buttress is cube, and the side of the buttress and top surface are the transition supporting construction.
The horizontal coating be followed successively by from up to down reinforced concrete floor, metalling, argillic horizon, antiseepage film, argillic horizon,
Fill stratum and blotter.
A circle vertical isolation barrier is surrounded with the outside soil body of the Polluted area.
The utility model has the advantages that, can be effectively by Polluted area by horizontal coating and vertical isolation barrier
Internal pollutant is isolated；It can effectively be collected by groundwater monitoring well and handle the pollutant in contaminated soil,
Polluted area is monitored during isolation closing can additionally be met, the demand such as repairs, draw water.
Brief description of the drawings
Fig. 1 be the utility model in vertical isolation barrier top view；
Fig. 2 be the utility model first embodiment in groundwater monitoring well top view；
Fig. 3 be the utility model first embodiment in horizontal coating sectional view；
Fig. 4 be the utility model first embodiment in Hermetical connecting structure sectional view；
Fig. 5 be the utility model second embodiment in groundwater monitoring well top view；
Fig. 6 be the utility model 3rd embodiment in Hermetical connecting structure sectional view.
Embodiment
Feature of the present utility model and other correlated characteristics are made further specifically by embodiment below in conjunction with accompanying drawing
It is bright, in order to the understanding of technical staff of the same trade：
Mark 1-17 is respectively in such as Fig. 1-6, figure：Vertical isolation barrier 1, groundwater monitoring well 3a, groundwater monitoring well
3b, horizontal coating 4, Polluted area 5, Hermetical connecting structure 6, reinforced concrete floor 7, metalling 8, argillic horizon 9a, argillic horizon
9b, antiseepage film 10, fill stratum 11, blotter 12, buttress 13, top connecting seat 14, bottom connecting seat 15, transition supporting construction
16th, stainless steel strip 17.
Embodiment 1：As Figure 1-3, the well formula aqueous vapor that the present embodiment is specifically related in a kind of isolation for Polluted Soil is received
Collecting system, it includes vertical isolation barrier 1, groundwater monitoring well 3a and horizontal coating 4；Vertical isolation barrier 1 surround and set
Put inside the soil layer in the outside of Polluted area 5；Groundwater monitoring well 3a is arranged on the inside of Polluted area 5；Horizontal coating 4 covers
Cover the surface in Polluted area 5；Hermetical connecting structure 6 is provided between horizontal coating 4 and groundwater monitoring well 3a.Contaminated area
Major pollutants inside domain 5 are insecticide, bactericide, herbicide, toluene, anhydrous isopropyl alcohol, dichloromethane, methanol, mixing
Ester etc..Found by Investigation on Pollution, the pollutant distribution depth inside Polluted area 5 is in 8m or so, maximum depth of investigation
In 14m-18m or so.
As shown in figure 1, vertical isolation barrier 1 can be cement mixing method, steel sheet-pile wall, high-pressure rotary-spray piling wall or flexibility
Any one in film, the bottom buried depth of vertical isolation barrier 1 is more than the distributed depth of the internal contamination thing of Polluted area 5；At this
In embodiment, vertical isolation barrier 1 uses dual spindle soil-cement mixing pile, stake footpath φ 700mm, adjacent studs lap of splice 200mm, water
Mud incorporation 15%, cement preferably uses strength grade P.0 42.5 grades of Portland cement, the depth of vertical isolation barrier 1
For 15m.
As shown in figure 1, when the periphery of Polluted area 5 has important Architectural Equipment or during i.e. by building constructions, can be in phase
The position answered sets twice vertical isolation barrier 1, and sets between twice vertical isolation barrier 1 some groundwater monitoring wells
3b.In the present embodiment, the east side of Polluted area 5 is river, and river east side is proposed to set primary school, to prevent the big face of Polluted area 5
Product earthing construction adversely affects and effectively obstructed the hydraulic connection of Polluted area 5 and river course to place east side river,
Polluted area close to river course side set two row's vertical isolation barriers 1, the spacing 2m of vertical isolation barrier 1, remaining parameter is ibid.
Groundwater monitoring well 3b, well spacing 40m are laid in the middle of two row's vertical isolation barrier 1, well depth and filtering pipeline section depth are according to well location
The greatest contamination depth put is determined.
As shown in figure 1, the segment boundary of Polluted area 5 is provided with twice vertical isolation barrier 1, vertical isolation barrier 1 can
Bearing load is combined with the function of antiseepage dash, made while having isolating for stress and impervious two kinds of functions
Wall；Vertical isolation barrier 1 can be used to Riparian buffers supporting in this engineering, can play a part of pollutant isolation again.
As shown in figure 1, in routine maintenance procedure, being periodically monitored to groundwater monitoring well 3b；If close to contaminated area
The vertical isolation barrier 1 in domain is damaged, and pollutant utilizes underground water to the region seepage between twice vertical isolation barrier 1
Monitoring well 3b uses the timely repair process of method of extracting underground water and injection, and to being contaminated the vertical isolation that thing punctures
Barrier 1 is repaired.In monitoring and repair process, each groundwater monitoring well 3b can be individually operated in suction or injection
Many wells pass through conduit attended operation.
As shown in Figures 2 and 3, handled to handle the pollution inside Polluted area 5 and collect inside Polluted area 5
Escaping gas, groundwater monitoring well 3a is internally provided with Polluted area 5；In order to prevent the pollution inside Polluted area 5
Thing volatilizees into air or with surface water to subsurface wastewater infiltration system, on the surface of Polluted area 5 covered with horizontal coating 4.
As shown in figure 3, horizontal coating 4 be followed successively by reinforced concrete floor 7 from up to down, it is metalling 8, argillic horizon 9a, anti-
Ooze film 10, argillic horizon 9b, fill stratum 11 and blotter 12.Horizontal coating 4 is used for pollutant and people, animal and plant
Separate, reduce surface water and penetrate into underground, control volatile organic contaminant effusion；The thickness of blotter 12 is 20cm, filled out
The thickness of soil layer 11 is 30cm to 40cm（Polluted Soil may be contained）, argillic horizon 9a and argillic horizon 9b thickness for 20cm extremely
30cm, antiseepage film 10（HDPE）Thickness be that 1.5mm to 2.0mm, the thickness of metalling 8 are 10cm, the thickness of reinforced concrete floor 7
Spend for 20cm.
As shown in Figures 2 and 3, in the present embodiment, groundwater monitoring well 3a is distributed using point off density formation（30m × 30m nets
Lattice）, 27 mouthfuls of groundwater monitoring well 3a are laid altogether, and groundwater monitoring well 3a is used to collect the underground water inside Polluted area and wave
Hair property gas.
Groundwater monitoring well 3a is also associated with aspirator and injection device；In routine maintenance procedure, suction is used
Underground water and escaping gas inside device groundwater abstraction monitoring well 3a, to carry out repair process and monitoring；This
Also medicament to injection inside groundwater monitoring well 3a can be repaired by injection device outside；Groundwater monitoring well 3a is being aspirated or injected
When can individually operated also many wells pass through conduit attended operation.
As shown in Figure 3 and Figure 4, groundwater monitoring well 3a is vertically set, and groundwater monitoring well 3a top is passed through
Horizontal coating 4 is extended to above earth's surface；In order to prevent the escaping gas leakage of the horizontal lower section of coating 4, in underground water prison
Hermetical connecting structure 6 is provided between well logging 3a and horizontal coating 4.
As shown in figure 4, Hermetical connecting structure 6 includes the antiseepage film 10 inside buttress 13 and horizontal coating 4；Buttress 13
It is embedded inside horizontal coating 4, and is wrapped in groundwater monitoring well 3a outside wall surface；The lower surface of buttress 13 is covered with level
The lower surface of layer 4 is concordant, and antiseepage film 10 extends to the surface of buttress 13 and by tying up sealedly from the bottom up of buttress 13
Mode is connected to groundwater monitoring well 3a side.
As shown in figure 4, the sealing effectiveness in order to strengthen Hermetical connecting structure 6, the top and bottom of buttress 13 are set respectively
It is equipped with top connecting seat 14 and bottom connecting seat 15；Top connecting seat 14 and bottom connecting seat 15 are to be set around buttress 13
The polymer plate put；Antiseepage film 10 is welded with bottom connecting seat 15 and the extruding of top connecting seat 14 successively from bottom to top, and
Groundwater monitoring well 3a outside is looped around, ties up close by stainless steel strip 17 between antiseepage film 10 and groundwater monitoring well 3a
Envelope.
It is the transition supporting construction 16 of buttress between top connecting seat 14 and bottom connecting seat 15；Antiseepage film 10 is closely pasted
Close on the surface of transition supporting construction 16；There are argillic horizon 9a, the metalling 8 of horizontal coating 4 in the top accumulation of antiseepage film 10
With reinforced concrete floor 7；Under the compressing of above-mentioned various stacking materials, fitted more between antiseepage film 10 and transition supporting construction 16
Step up it is close, so as to effectively prevent the escaping gas of the lower section of horizontal coating 4 from leaking.In the present embodiment, buttress 13 is
The concrete component of the taper of point upward, the slope of buttress 13 is transition supporting construction 16.
In Hermetical connecting structure 6, employ bottom connecting seat 15, top connecting seat 14, a variety of stacking materials extruding and
Stainless steel strip 17 ties up a variety of sealing means such as sealing, considerably increases the leakage of the escaping gas of the horizontal lower section of coating 4
Difficulty.
The advantageous effects of the present embodiment are：Can be effectively by dirt by horizontal coating and vertical isolation barrier
Pollutant inside dye region is isolated；It can effectively be collected by groundwater monitoring well and handle the dirt in contaminated soil
Thing is contaminated, Polluted area is monitored during can additionally meeting isolation closing, the demand such as repairs, draw water.
Embodiment 2：As shown in figure 5, the main distinction of the present embodiment and embodiment 1 is groundwater monitoring well 3a arrangement
Mode；In the present embodiment, groundwater monitoring well 3a lays mode using periphery laying type；In the present embodiment, Polluted area 5
12 mouthfuls of groundwater monitoring well 3a are inside provided with, each groundwater monitoring well 3a branches are at the edge of Polluted area 5.
Embodiment 3：As shown in fig. 6, the main distinction of the present embodiment and embodiment 1 is the shape of buttress 13, in this reality
Apply in example, buttress 13 is the cube of brickwork construction, and the side of buttress 13 and top surface are transition supporting construction 16；Using vertical
The buttress 13 of cube, can increase the area of transition supporting construction 16, so as to increase the leakage path of escaping gas, increase simultaneously
Big leakage difficulty.
Claims (9)
1. the well formula aqueous vapor collection system in a kind of isolation for Polluted Soil, it is characterised in that：Including groundwater monitoring well and
Horizontal coating；The groundwater monitoring well is arranged on the inside of Polluted area；The horizontal coating is covered in the pollution
The surface in region；Hermetical connecting structure is provided between the horizontal coating and the groundwater monitoring well.
2. the well formula aqueous vapor collection system in a kind of isolation for Polluted Soil according to claim 1, it is characterised in that：Institute
State groundwater monitoring well and be also associated with aspirator and injection device.
3. the well formula aqueous vapor collection system in a kind of isolation for Polluted Soil according to claim 1, it is characterised in that：Institute
State and antiseepage film is included inside horizontal coating, the Hermetical connecting structure, which is included in the horizontal coating, wraps up the underground
The buttress of water monitoring well outside wall surface and extend to the buttress surface and tie up sealedly described with the groundwater monitoring well
Antiseepage film.
4. the well formula aqueous vapor collection system in a kind of isolation for Polluted Soil according to claim 3, it is characterised in that：Institute
The top and bottom for stating buttress are respectively arranged with top connecting seat and bottom connecting seat；The antiseepage film is from bottom to top successively
Welded with the bottom connecting seat and top connecting seat extruding, and be looped around the outside of the groundwater monitoring well, institute
State and sealing is tied up by stainless steel strip between antiseepage film and the groundwater monitoring well.
5. the well formula aqueous vapor collection system in a kind of isolation for Polluted Soil according to claim 4, it is characterised in that：Institute
It is the transition supporting construction of the buttress between connecting seat and bottom connecting seat at the top of stating；The antiseepage film is fitted tightly over institute
State the surface of transition supporting construction；There are argillic horizon, metalling and reinforced concrete floor in the top accumulation of the antiseepage film.
6. the well formula aqueous vapor collection system in a kind of isolation for Polluted Soil according to claim 5, it is characterised in that：Institute
Buttress is stated for taper, the slope of the buttress crosses supporting construction to be described.
7. the well formula aqueous vapor collection system in a kind of isolation for Polluted Soil according to claim 5, it is characterised in that：Institute
Buttress is stated for cube, the side of the buttress and top surface are the transition supporting construction.
8. the well formula aqueous vapor collection system in a kind of isolation for Polluted Soil according to claim 1, it is characterised in that：Institute
State horizontal coating be followed successively by from up to down reinforced concrete floor, metalling, argillic horizon, antiseepage film, argillic horizon, fill stratum and
Blotter.
9. the well formula aqueous vapor collection system in a kind of isolation for Polluted Soil according to claim 1, it is characterised in that：Institute
A circle vertical isolation barrier is surrounded with the outside soil body for stating Polluted area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621414609.4U CN206346231U (en) | 2016-12-22 | 2016-12-22 | A kind of well formula aqueous vapor collection system in the isolation for Polluted Soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621414609.4U CN206346231U (en) | 2016-12-22 | 2016-12-22 | A kind of well formula aqueous vapor collection system in the isolation for Polluted Soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206346231U true CN206346231U (en) | 2017-07-21 |
Family
ID=59317747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621414609.4U Active CN206346231U (en) | 2016-12-22 | 2016-12-22 | A kind of well formula aqueous vapor collection system in the isolation for Polluted Soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206346231U (en) |
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2016
- 2016-12-22 CN CN201621414609.4U patent/CN206346231U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 200032 18, building 681, Xiao Mu Qiao Road, Xuhui District, Shanghai. Patentee after: Shanghai Survey, Design and Research Institute (Group) Co.,Ltd. Country or region after: China Address before: 200032, 18th Floor, No. 681 Xiaomuqiao Road, Xuhui District, Shanghai Patentee before: SHANGHAI GEOTECHNICAL INVESTIGATIONS & DESIGN INSTITUTE Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |