CN207170504U - A kind of processing structure for being used to repair petroleum-contaminated soil - Google Patents
A kind of processing structure for being used to repair petroleum-contaminated soil Download PDFInfo
- Publication number
- CN207170504U CN207170504U CN201721183431.1U CN201721183431U CN207170504U CN 207170504 U CN207170504 U CN 207170504U CN 201721183431 U CN201721183431 U CN 201721183431U CN 207170504 U CN207170504 U CN 207170504U
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- Prior art keywords
- petroleum
- contaminated soil
- vertical shaft
- repaired
- greasy dirt
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Abstract
A kind of processing structure for being used to repair petroleum-contaminated soil provided by the utility model, it is characterised in that：The reparation structure includes petroleum-contaminated soil area to be repaired and encloses the isolation anti-seepage strip for being located at petroleum-contaminated soil area to be repaired outer rim, the petroleum-contaminated soil area to be repaired is separated into multiple treatment regions by a plurality of separation ditch laterally or vertically, oily waste treatment vertical shaft is provided with each treatment region, vertical sparge pipe is installed in each oily waste treatment vertical shaft, and greasy dirt sorbing material is filled with around vertical sparge pipe, it is also filled with greasy dirt sorbing material separating in ditch.The utility model sprays aqueous vapor by vertical shaft playpipe, strengthen petroleum-contaminated soil loose type and water penetration, make to be attached to the greasy dirt on soil particle to flow with water, then greasy dirt is adsorbed by sorbing material, both can loose petroleum-contaminated soil, be easy to greasy substances to volatilize, injection liquid component can be adjusted flexibly again, easy to operate feasible, low cost is green.
Description
Technical field
It the utility model is related to Environmental Geotechnical and repair field, specifically a kind of processing knot for being used to repair petroleum-contaminated soil
Structure.
Background technology
Petroleum-contaminated soil refers to that the petroleum-type goods and materials content of soil exceedes the contaminated soil of its self detergent power.In oil
Contamination accident is likely to occur during exploitation, refining, transport, deposit and use.Petroleum-contaminated soil can not be cultivated, and be planted
It can such as be handled not in time by heavy damage by growth, the greasy dirt in soil can further permeate, polluted underground water and periphery soil
Earth and water body etc. cause secondary pollution, and human health is damaged.
Petroleum-contaminated soil site remediation method mainly has at present：(1) physical treatment process, specifically include heat treating process, isolation method,
Soil replacement method, burning method, air stripping method etc..Such method dominant mechanism is the transfer of pollutant, is not solved fundamentally
Pollution problem；(2) chemical repair method, extraction, soil cleaning are specifically included with elution method, chemical oxidization method etc.；(3) it is biological
Restorative procedure, the pollutant in environment is specifically removed using the vital movement of specific microorganism, animals and plants.Chemistry and biology
It is all to inject activating agent into soil to be degraded to repair this two classes technical method, and the dosage of its chemical active agent and selection are very big
Repairing effect is determined in degree, if selection is improper, repairing effect is poor, timeliness length, it is also possible to cause soil and groundwater
Secondary pollution.
Some schemes on the processing of petroleum-contaminated soil place are also disclosed that in the prior art, such as Publication No. CN
104741374A patents propose a kind of biological prosthetic to oil-polluted soils progress from degradative plasmid is shifted using wide host
Method, the wide host containing petroleum hydrocarbon degradation gene and genetic selection marker will be carried and connect from the Host Strains for shifting degradative plasmid
Kind adds nutrient solution into pending contaminated soil, by the engagement transferance between microorganism, makes wide host from transfer
Degrading genes entrained by plasmid play efficient degradation effect, and then the purpose of permanent repair petroleum hydrocarbon contaminated soil.Should
Patent relates generally to Host Strains and carries out thalline activation and microbial inoculum preparation, belongs to one of biological renovation method, timeliness is longer.Such as disclosure
Number CN106077078A patents propose a kind of restorative procedure and repairing mechanism of oil-polluted soils, need to open with place is repaired
Dig, place aeration frame in bottom of foundation ditch and side wall laying clay, foundation ditch and send tube, retell soil to be repaired and backfill back in hole
Carry out biological prosthetic.This method is simple to operate, but land occupation, easily occurs leaking and polluting surrounding enviroment.In summary, this
A little patented technologies still suffer from deficiency and shortcoming, such as repair time length, secondary pollution.
The content of the invention
In order to solve the above problems, the utility model provides a kind of processing structure for being used to repair petroleum-contaminated soil, the knot
Structure is by strengthening petroleum-contaminated soil level to micro- seepage flow and rice hull carbon greasy dirt absorption affinity come purifying contaminated soil.
A kind of processing structure for being used to repair petroleum-contaminated soil provided by the utility model, it is characterised in that：It is described to repair knot
Structure includes petroleum-contaminated soil area to be repaired and encloses the isolation anti-seepage strip for being located at petroleum-contaminated soil area to be repaired outer rim, the greasy dirt to be repaired
Soil area is separated into multiple treatment regions by a plurality of separation ditch laterally or vertically, is erected in each treatment region provided with oily waste treatment
Well, vertical sparge pipe is installed in each oily waste treatment vertical shaft, and greasy dirt adsorption material is filled with around vertical sparge pipe
Material, greasy dirt sorbing material is also filled with separating in ditch.
The utility model preferably technical scheme：It is described to be filled in oily waste treatment vertical shaft and separate the greasy dirt adsorption material in ditch
Expect for rice hull carbon.
The utility model preferably technical scheme：Spacing phase between a plurality of laterally separated ditch and longitudinal subdivision ditch
Deng, and petroleum-contaminated soil to be repaired is distinguished to the pending district for being divided into multiple homalographics.
The utility model preferably technical scheme：The depth of the oily waste treatment vertical shaft and the oil in pending petroleum-contaminated soil area
Dirty depth of soil is equal, and the bottom surface of oily waste treatment vertical shaft is placed in above the water barrier in pending petroleum-contaminated soil area, the separation
The depth of ditch is less than or equal to the depth of oily waste treatment vertical shaft.
The utility model preferably technical scheme：The vertical sparge pipe is placed in the middle position of oily waste treatment vertical shaft, its
Length is equal to or more than the depth of oily waste treatment vertical shaft, multiple hole for water sprayings is uniformly distributed on the tube wall of vertical sparge pipe, thereon
End is provided with the joint that sprays water with high pressure being connected with extraneous high pressure spray device.
The utility model preferably technical scheme：The isolation anti-seepage strip is by digging in petroleum-contaminated soil area to be repaired outer rim
Gully and the clay lenses composition that is filled in the gully in and tamps, the depth for isolating anti-seepage strip be more than greasy dirt to be repaired
The petroleum-contaminated soil depth in soil area.
The utility model first sprays aqueous vapor, one side chesson, strengthens permeable breathable by playpipe in vertical shaft,
On the other hand greasy dirt in soil is carried out by fine bourn, be adsorbed in rice hull carbon；And structure of the present utility model can be with
According to Soil K+adsorption achievement, sorbing material is withdrawn from, suitable microbial degradation liquid is selected, is sprayed by playpipe in vertical shaft
Penetrate, just allow soil and microbial degradation liquid to mix, carry out biodegradable.
The utility model both can loose petroleum-contaminated soil, be easy to greasy substances to volatilize, injection liquid component can be adjusted flexibly again,
Easy to operate feasible, low cost is green.
Illustrate book
Fig. 1 is horizontal layout schematic diagram of the present utility model；
Fig. 2 is oily waste treatment vertical shaft vertical cross-section schematic diagram of the present invention.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, and one kind as shown in Figure 1 is used to repair petroleum-contaminated soil
Processing structure, it is characterised in that：The reparation structure includes petroleum-contaminated soil area 2 to be repaired and enclosed to be located at petroleum-contaminated soil to be repaired
The isolation anti-seepage strip 1 of the outer rim of area 2, the isolation anti-seepage strip 1 is by digging in the gully of the outer rim of petroleum-contaminated soil area 2 to be repaired and filling out
The clay lenses composition for filling in gully and tamping, the depth of the isolation anti-seepage strip 1 are more than petroleum-contaminated soil area 2 to be repaired
Petroleum-contaminated soil depth.The petroleum-contaminated soil area 2 to be repaired is separated into multiple equal in magnitude by a plurality of separation ditch 3 laterally or vertically
Treatment region, oily waste treatment vertical shaft 4 is provided with each treatment region.
As shown in Fig. 2 being provided with vertical sparge pipe 6 in each oily waste treatment vertical shaft 4, the vertical sparge pipe 6 is placed in
The middle position of oily waste treatment vertical shaft 4, its length is equal to or more than the depth of oily waste treatment vertical shaft 4, in the pipe of vertical sparge pipe 6
Multiple hole for water sprayings are uniformly distributed on wall, its upper end is provided with the joint 5 that sprays water with high pressure being connected with extraneous high pressure spray device.And perpendicular
Greasy dirt sorbing material 7 is filled with around to sparge pipe 6, can be outside sparge pipe 6 in order to which the pore of sparge pipe 6 is not blocked
Coat permeable geotextiles；Greasy dirt sorbing material 7 is also filled with separating in ditch 3.It is described to be filled in oily waste treatment vertical shaft 4 and separate
Greasy dirt sorbing material 7 in ditch 3 is rice hull carbon, and rice hull carbon is the product directly bought.The depth of the oily waste treatment vertical shaft 4 with
The petroleum-contaminated soil deep equality in pending petroleum-contaminated soil area 2, and the bottom surface of oily waste treatment vertical shaft 4 is placed in pending petroleum-contaminated soil area
2 top of water barrier 8, the depth for separating ditch 3 are less than or equal to the depth of oily waste treatment vertical shaft 4.
When the utility model is embodied：Explored first according to petroleum-contaminated soil region, find out petroleum-contaminated soil scope, depth
Degree and groundwater condition；According to exploration result, pending petroleum-contaminated soil area size is determined, and gully is dug at its edge, its
The depth in gully is more than the depth of pending petroleum-contaminated soil, and compacted clay impervious barrier is then filled in gully and forms isolation antiseepage
Band 1；Then separation ditch 3 laterally or vertically is set in pending petroleum-contaminated soil area 2, pending petroleum-contaminated soil area 2 is separated
Into the treatment region of multiple homalographics, and in the middle position excavating shaft of each treatment region, the then vertical spray of placement in vertical shaft
Water pipe 6, rice hull carbon is then filled around vertical sparge pipe 6, and rice hull carbon is also filled separating in ditch 3；By vertical sparge pipe 6
External high pressure spray device, aqueous vapor is sprayed to neighbouring soil region by high pressure spray device, loose petroleum-contaminated soil, passed through simultaneously
The adsorption capacity of current and rice hull carbon is by sorbing material in greasy dirt field to gully and vertical shaft.Greasy dirt in the soil is detected afterwards
The concentration of thing, after concentration is up to standard, repair process is completed, if not up to standard, withdraws from packed rice hull carbon bag in gully and vertical shaft.By perpendicular
Injection pipe inspection microbial degradation liquid in well, the microbial degradation liquid composition have according to exploration soil sampling experiment composition analysis result
For Sexual behavior mode.
Claims (6)
- A kind of 1. processing structure for being used to repair petroleum-contaminated soil, it is characterised in that：The reparation structure includes greasy dirt to be repaired soil Earth area (2) and the isolation anti-seepage strip (1) for being located at petroleum-contaminated soil area (2) outer rim to be repaired is enclosed, the petroleum-contaminated soil area (2) to be repaired Multiple treatment regions are separated into by a plurality of separation ditch (3) laterally or vertically, oily waste treatment vertical shaft is provided with each treatment region (4) vertical sparge pipe (6), is installed in each oily waste treatment vertical shaft (4), and is filled with around vertical sparge pipe (6) Greasy dirt sorbing material (7), greasy dirt sorbing material (7) is also filled with separating in ditch (3).
- A kind of 2. processing structure for being used to repair petroleum-contaminated soil according to claim 1, it is characterised in that：It is described to be filled in Oily waste treatment vertical shaft (4) and the greasy dirt sorbing material (7) separated in ditch (3) are rice hull carbon.
- A kind of 3. processing structure for being used to repair petroleum-contaminated soil according to claim 1 or 2, it is characterised in that：It is described more Spacing between the laterally separated ditch of bar (3) and longitudinal subdivision ditch (3) is equal, and petroleum-contaminated soil area (2) to be repaired is separated into more The pending district of individual homalographic.
- A kind of 4. processing structure for being used to repair petroleum-contaminated soil according to claim 1 or 2, it is characterised in that：The oil The depth of dirt processing vertical shaft (4) and the petroleum-contaminated soil deep equality of pending petroleum-contaminated soil area (2), and oily waste treatment vertical shaft (4) Bottom surface be placed in above the water barrier of pending petroleum-contaminated soil area (2), the depth for separating ditch (3) is less than or equal at greasy dirt Manage the depth of vertical shaft (4).
- A kind of 5. processing structure for being used to repair petroleum-contaminated soil according to claim 1 or 2, it is characterised in that：It is described perpendicular The middle position of oily waste treatment vertical shaft (4) is placed in sparge pipe (6), its length is equal to or more than the depth of oily waste treatment vertical shaft (4) Degree, is uniformly distributed multiple hole for water sprayings on the tube wall of vertical sparge pipe (6), and its upper end is provided with and is connected with extraneous high pressure spray device The joint that sprays water with high pressure (5).
- A kind of 6. processing structure for being used to repair petroleum-contaminated soil according to claim 1 or 2, it is characterised in that：It is described every It is by digging in the gully of petroleum-contaminated soil area (2) outer rim to be repaired and being filled in the clay in gully and tamped from anti-seepage strip (1) Impervious barrier forms, and the depth of the isolation anti-seepage strip (1) is more than the petroleum-contaminated soil depth of petroleum-contaminated soil area (2) to be repaired.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721183431.1U CN207170504U (en) | 2017-09-13 | 2017-09-13 | A kind of processing structure for being used to repair petroleum-contaminated soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721183431.1U CN207170504U (en) | 2017-09-13 | 2017-09-13 | A kind of processing structure for being used to repair petroleum-contaminated soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207170504U true CN207170504U (en) | 2018-04-03 |
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ID=61747477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721183431.1U Active CN207170504U (en) | 2017-09-13 | 2017-09-13 | A kind of processing structure for being used to repair petroleum-contaminated soil |
Country Status (1)
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| CN (1) | CN207170504U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108994076A (en) * | 2018-08-22 | 2018-12-14 | 成都理工大学 | Half built-in type soil remediation ball of one kind and its application method |
| CN114713616A (en) * | 2022-04-08 | 2022-07-08 | 海安发达石油仪器科技有限公司 | Petroleum-polluted soil cleaning device |
-
2017
- 2017-09-13 CN CN201721183431.1U patent/CN207170504U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108994076A (en) * | 2018-08-22 | 2018-12-14 | 成都理工大学 | Half built-in type soil remediation ball of one kind and its application method |
| CN108994076B (en) * | 2018-08-22 | 2020-03-27 | 成都理工大学 | Semi-embedded soil remediation ball and using method thereof |
| CN114713616A (en) * | 2022-04-08 | 2022-07-08 | 海安发达石油仪器科技有限公司 | Petroleum-polluted soil cleaning device |
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