CN109437422A - A kind of prosthetic appliance of DNAPL contaminated site - Google Patents
A kind of prosthetic appliance of DNAPL contaminated site Download PDFInfo
- Publication number
- CN109437422A CN109437422A CN201811468353.9A CN201811468353A CN109437422A CN 109437422 A CN109437422 A CN 109437422A CN 201811468353 A CN201811468353 A CN 201811468353A CN 109437422 A CN109437422 A CN 109437422A
- Authority
- CN
- China
- Prior art keywords
- extraction tube
- screen pipe
- dnapl
- prosthetic appliance
- extraction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000605 extraction Methods 0.000 claims abstract description 103
- 238000001914 filtration Methods 0.000 claims abstract description 57
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 19
- 239000000284 extract Substances 0.000 claims abstract description 19
- 238000001179 sorption measurement Methods 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000008439 repair process Effects 0.000 abstract description 3
- 239000002689 soil Substances 0.000 abstract description 3
- 239000003673 groundwater Substances 0.000 abstract description 2
- 238000005067 remediation Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000003809 water extraction Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/007—Modular design
Abstract
The invention belongs to soil and groundwater remediation technical fields, disclose a kind of prosthetic appliance of DNAPL contaminated site, including extraction unit, and the extraction unit includes first extraction tube with first inner chamber and the first screen pipe being sheathed on outside first extraction tube;First extraction tube is equipped with multiple connections first inner chamber and the first extraneous drawing holes;First extraction tube generally spiral uprising shape;The extraction unit further includes second extraction tube with second inner chamber and the second screen pipe being sheathed on outside second extraction tube;Second screen pipe is set between first extraction tube and second extraction tube;Second extraction tube generally spiral uprising shape;Second screen pipe is the active carbon cartridge filter for adsorption of DNA PL.Compared with the relevant technologies, the application can realize the filtering of DNAPL in underground, will extract and the process of filtering carries out simultaneously, repair convenient for realizing to DNAPL Pollution Field.
Description
Technical field
The invention belongs to soil and groundwater remediation technical fields, and in particular to a kind of reparation of DNAPL contaminated site is set
It is standby.
Background technique
DNAPL is heavy nonaqueous phase pollutant, due to the low aqueous solubility of DNAPL, weak migration, refractory organics and can be penetrated
Water-bearing layer and be trapped in water-bearing layer bottom, reparation can be used related setting and be timed quantitative extraction to the underground water at this
It realizes, in the related technology, ground, then unified progress water process is set into the raw water extraction containing DNAPL, removes DNAPL comprising take out
Process and treatment process, complex procedures are taken, and individual water extraction and water process setting need to be set, the device is complicated.
Therefore, it is urgent to provide a kind of prosthetic appliances of new DNAPL contaminated site to solve above-mentioned technical problem.
Summary of the invention
The purpose of the present invention is in view of the above technical problems, the present invention provides a kind of reparations of DNAPL contaminated site to set
It is standby, the filtering of DNAPL can be realized in underground, will extract and the process of filtering carries out simultaneously, shorten the activity duration, simplified and set
It is standby.It is repaired convenient for being realized to DNAPL Pollution Field.
In order to solve the above technical problems, a kind of prosthetic appliance of DNAPL contaminated site provided by the invention, including extract single
Member, the extraction unit include the first filtering for having the first extraction tube of first inner chamber and being sheathed on outside first extraction tube
Pipe;First extraction tube is equipped with multiple connections first inner chamber and the first extraneous drawing holes;First extraction tube
Generally spiral uprising shape;The extraction unit further includes having the second extraction tube of second inner chamber and being sheathed on described second to mention
Take the second screen pipe outside pipe;Second screen pipe is set between first extraction tube and second extraction tube;It is described
Second extraction tube is equipped with multiple connections second inner chamber and the second extraneous drawing holes;Second extraction tube generally spiral shell
Screw on a liter shape;Second screen pipe is the active carbon cartridge filter for adsorption of DNA PL.
Further, the prosthetic appliance of the DNAPL contaminated site further includes set on first extraction tube and described the
Third screen pipe between one screen pipe, the third screen pipe are the active carbon cartridge filter for adsorption of DNA PL.
Further, second screen pipe include the second filtration barrel body with the second upward opening and lid set it is described
Second filtration barrel cover of opening, and set on the intracorporal entirety of the second cartridge filter in the second active carbon plate of cylindrical toroidal.
Further, the third screen pipe includes that there is the third filtration barrel body of upward third opening and lid to set is described
The third filtration barrel cover of third opening, and set on the intracorporal entirety of third cartridge filter in the third activated carbon of cylindrical toroidal
Plate.
Further, first screen pipe include the first filtration barrel body and be covered on first filtration barrel body the
One filtration barrel cover.
Further, the correspondence position of first filtration barrel cover, second filtration barrel cover and the third filtration barrel cover
Set the perforation hole being connected for the first extraction tube and the second extraction tube with the external world being equipped with through thereon.
Further, the outer wall of the third screen pipe abuts the inner wall of first screen pipe, first extraction tube
Outer wall abut the inner wall of the third screen pipe;The outer wall of second screen pipe abuts the inner wall of first extraction tube,
The outer wall of second extraction tube abuts the inner wall of second screen pipe;First extraction tube and second extraction tube
Bottom surface is plane.
Further, multiple first drawing holes are set to the close third filter element of first extraction tube
On tube wall;Multiple second drawing holes are set on the tube wall of close second screen pipe of first extraction tube.
Further, the prosthetic appliance of the DNAPL contaminated site further include: there is the first pump intake and the first pump discharge
First extract pump, the first delivery pipe for connecting first pump intake and the first extraction tube and connection first pump discharge
The first return pipe;The prosthetic appliance of the DNAPL contaminated site further include: the with the second pump intake and the second pump discharge
Two extract the of pump, the second delivery pipe for connecting second pump intake and the second extraction tube and connection second pump discharge
Two return pipes.
Further, the prosthetic appliance of the DNAPL contaminated site further include: respectively with it is described first extract pump and it is described
The control unit and be used to support the first extraction pump and the second extraction pump and control that second extraction pump is electrically connected
The rack of unit, the rack lower section are equipped with idler wheel.
Compared with the relevant technologies, a kind of prosthetic appliance of DNAPL contaminated site of the application can realize the mistake of DNAPL in underground
Filter, will extract and the process of filtering carries out simultaneously, shortens the activity duration, has simplified equipment.Convenient for being realized to DNAPL Pollution Field
It repairs.
Detailed description of the invention
It will be apparent and be easier reason by made detailed description, above-mentioned advantage of the invention in conjunction with the following drawings
Solution, these attached drawings are only schematical, are not intended to limit the present invention, in which:
Fig. 1 is a kind of overall structure diagram of the prosthetic appliance of DNAPL contaminated site of the present invention;
Fig. 2 is the facade schematic cross-sectional view of the extraction unit in a kind of prosthetic appliance of DNAPL contaminated site of the present invention.
In figure:
1. extraction unit;2. the first return pipe;3. first extracts pump;4. the first delivery pipe;5. second extracts pump;6. second
Delivery pipe;7. control unit;8. rack;9. idler wheel, 10. second return pipes;
11. the first screen pipe;12 third screen pipes;13. the first extraction tube;14. the second screen pipe;15. the second extraction tube;
16. perforation hole;
111. the first filtration barrel body;112. the first filtration barrel cover;
121. third filtration barrel body;122. third filtration barrel cover;123. third activity carbon plate;
131. first inner chamber;
141. second filtration barrel bodies;142. second filtration barrel covers;143. second active carbon plates;
151. second inner chamber;152. second drawing holes.
Specific embodiment
Combined with specific embodiments below with attached drawing pair, a kind of prosthetic appliance of DNAPL contaminated site of the invention carries out detailed
It describes in detail bright.
The embodiment recorded herein is specific specific embodiment of the invention, for illustrating design of the invention,
Be it is explanatory and illustrative, should not be construed as the limitation to embodiment of the present invention and the scope of the invention.Except what is recorded herein
Outside embodiment, those skilled in the art can also based on the claim of this application book and specification disclosure of that using aobvious and
The other technical solutions being clear to, these technical solutions include using any obvious to making for the embodiment recorded herein
The technical solution of substitutions and modifications.
The attached drawing of this specification is schematic diagram, aids in illustrating design of the invention, it is schematically indicated the shape of each section
And its correlation.It note that for the ease of clearly showing the structure of each component of the embodiment of the present invention, identical reference
Label is for indicating identical part.
A kind of prosthetic appliance of DNAPL contaminated site, as shown in Figures 1 and 2 comprising extraction unit 1, extraction unit 1
Including the first screen pipe 11 that first with first inner chamber 131 13 at extraction tube and is sheathed on outside the first extraction tube 13;First mentions
Pipe 13 is taken to be equipped with multiple connection first inner chambers 131 and the first extraneous drawing holes (not shown);First extraction tube 13 is generally
Spiral uprising shape;Extraction unit 1 further includes having the second extraction tube 15 of second inner chamber 151 and being sheathed on outside the second extraction tube 15
The second screen pipe 14;Second screen pipe 14 is set between the first extraction tube 13 and the second extraction tube 15;On second extraction tube 15
Equipped with multiple connection second inner chambers 151 and the second extraneous drawing holes 152;Second extraction tube 15 generally spiral uprising shape;The
Two screen pipes 14 are the active carbon cartridge filter for adsorption of DNA PL.A kind of prosthetic appliance of DNAPL contaminated site of the application also wraps
Include: first with the first pump intake and the first pump discharge extracts the first of pump 3, the first pump intake of connection and the first extraction tube 13
Delivery pipe 4 and the first return pipe 2 for connecting the first pump discharge.
A kind of prosthetic appliance of DNAPL contaminated site of the application further include: with the second pump intake and the second pump discharge
Second extracts the second of the second pump discharge of pump 5, the second delivery pipe 6 of the second pump intake of connection and the second extraction tube 15 and connection
Return pipe 10.A kind of prosthetic appliance of DNAPL contaminated site of the application further include: extract pump 3 and second with first respectively and extract
The control unit 7 of 5 electrical connection of pump and the rack for being used to support the first extraction pump 3 and the second extraction pump 5 and control unit 7
8, idler wheel 9 is equipped with below rack 8.
A kind of prosthetic appliance of DNAPL contaminated site of the application further includes being set to the first extraction tube 13 and the first screen pipe 11
Between third screen pipe 12, third screen pipe 12 is active carbon cartridge filter for adsorption of DNA PL.In the present embodiment, second
Screen pipe 14 includes the second filtration barrel cover 142 that the second filtration barrel body 141 with the second upward opening sets opening with lid, with
And the entirety in the second filtration barrel body 141 is in the second active carbon plate 143 of cylindrical toroidal.Third screen pipe 12 includes having
The third filtration barrel body 121 and lid of upward third opening set the third filtration barrel cover 122 of third opening, and are set to third mistake
Entirety in filter cylinder body 121 is in the third activity carbon plate 123 of cylindrical toroidal.First screen pipe 11 includes the first filtration barrel body 111
With the first filtration barrel cover 112 being covered on the first filtration barrel body 111.First filtration barrel cover 112,142 and of the second filtration barrel cover
Be equipped on the corresponding position of third filtration barrel cover 122 through thereon for first extraction tube 13 and the second extraction tube 15 with it is outer
The connected perforation hole 16 in boundary.The outer wall of third screen pipe 12 abuts the inner wall of the first screen pipe 11, the outer wall of the first extraction tube 13
Abut the inner wall of third screen pipe 12;The outer wall of second screen pipe 14 abuts the inner wall of the first extraction tube 13, the second extraction tube 15
Outer wall abut the second screen pipe 14 inner wall.The bottom surface of first extraction tube 13 and the second extraction tube 15 is plane, structure benefit
In its steady placement.Multiple first drawing holes (not shown) are set to the tube wall of the close third screen pipe 12 of the first extraction tube 13
On;Multiple second drawing holes 152 are set on the tube wall of close second screen pipe 14 of the first extraction tube 13.
In the application, the first screen pipe 11 is for filtering the thick impurity of comparison, the second screen pipe 14 and third screen pipe 12
It is active carbon cartridge filter, for the DNAPL that shuts off, by DNAPL stream on active carbon cartridge filter.In the application, the first return pipe 2
Effect with the second return pipe 10 is for the water recycling for extracting filtering to be driven underground, and can drain into be located at and extract near drilling well
In back water well, reflux cycle is carried out by soil permeability.
In the application, the effect of the helical structure of the first extraction tube 13 and the second extraction tube 15 includes: on the one hand spiral knot
Structure can generate vortex, convenient for increasing the residence time that water flow passes through cartridge filter, improve filter effect;On the other hand, drawing holes
It is abutted with screen pipe, and drawing holes is uniformly distributed from top to bottom, in the case where extracting pump work, extraction is generated at drawing holes
Suction can accelerate the speed for penetrating chimney filter of raw water, promote filtering, improve osmotic effect.In the application, active carbon plate is one
When replacement, filtration barrel cover is opened for body structure, is taken out former active carbon plate, is reentered into new active carbon plate, replacement is convenient
Fast.
It is specifically described a kind of assemble method of the prosthetic appliance of DNAPL contaminated site of the application below: by the second cartridge filter
Lid 142 is opened, and the second extraction tube 15 is put into the second filtration barrel body 141 of the second screen pipe 14;By third filtration barrel cover 122
It opens, then the second screen pipe 14 is placed in the third filtration barrel body 121 of third screen pipe 12, then the second extraction tube 15 is placed on
Between second screen pipe 14 and third screen pipe 12;First filtration barrel cover 112 is opened, then third screen pipe 12 is placed in first
In first filtration barrel body 111 of screen pipe 11;Then respectively by the second filtration barrel cover 142, third filtration barrel cover 122, the first mistake
Filtering cartridge lid 112 covers.
It is specifically described a kind of application method of the prosthetic appliance of DNAPL contaminated site of the application below: in use, will complete
A kind of prosthetic appliance of DNAPL contaminated site of the application of assembling is placed in drilling well.Scheme one: only pump 3 is extracted in starting first, former
Water is penetrated into from a kind of side wall of prosthetic appliance of DNAPL contaminated site of the application, is successively filtered by the first screen pipe 11, third
After pipe 12, extracted out by the first extraction tube 13.Scheme two: only pump 5 is extracted in starting second, and raw water can be dirty from a kind of DNAPL of the application
The side wall for contaminating the prosthetic appliance in place penetrates into, and successively passes through the pipe of the first screen pipe 11, third screen pipe 12, the first extraction tube 13
Between extracted out by the second extraction tube 15 after gap, the second screen pipe 14.The filter effect of scheme two is better than scheme one, but spends the time
It is longer, it can be selected according to specific requirements.
Compared with the relevant technologies, a kind of prosthetic appliance of DNAPL contaminated site of the application can realize the mistake of DNAPL in underground
Filter, will extract and the process of filtering carries out simultaneously, shortens the activity duration, has simplified equipment.Convenient for being realized to DNAPL Pollution Field
It repairs.
The present invention is not limited to the above-described embodiments, anyone can obtain other various forms under the inspiration of the present invention
Product, it is all that there is technical side identical or similar to the present application however, make any variation in its shape or structure
Case is within the scope of the present invention.
Claims (10)
1. a kind of prosthetic appliance of DNAPL contaminated site, including extraction unit, which is characterized in that the extraction unit includes tool
There are the first extraction tube of first inner chamber and the first screen pipe being sheathed on outside first extraction tube;It is set on first extraction tube
There are multiple connections first inner chamber and the first extraneous drawing holes;First extraction tube generally spiral uprising shape;It is described
Extraction unit further includes second extraction tube with second inner chamber and the second screen pipe being sheathed on outside second extraction tube;Institute
The second screen pipe is stated to be set between first extraction tube and second extraction tube;Second extraction tube is equipped with multiple companies
Lead to the second inner chamber and the second extraneous drawing holes;Second extraction tube generally spiral uprising shape;Second filtering
Pipe is the active carbon cartridge filter for adsorption of DNA PL.
2. the prosthetic appliance of DNAPL contaminated site according to claim 1, which is characterized in that the DNAPL contaminated site
Prosthetic appliance further include third screen pipe set between first extraction tube and first screen pipe, the third mistake
Chimney filter is the active carbon cartridge filter for adsorption of DNA PL.
3. the prosthetic appliance of DNAPL contaminated site according to claim 2, which is characterized in that the second screen pipe packet
It includes the second filtration barrel body and lid with the second upward opening and sets the second filtration barrel cover of the opening, and be set to described the
The intracorporal entirety of two cartridge filters is in the second active carbon plate of cylindrical toroidal.
4. the prosthetic appliance of DNAPL contaminated site according to claim 3, which is characterized in that the third screen pipe packet
It includes third filtration barrel body and lid with upward third opening and sets the third filtration barrel cover of the third opening, and be set to institute
State the third activity carbon plate that the intracorporal entirety of third cartridge filter is in cylindrical toroidal.
5. the prosthetic appliance of DNAPL contaminated site according to claim 4, which is characterized in that the first screen pipe packet
The first filtration barrel cover for including the first filtration barrel body and being covered on first filtration barrel body.
6. the prosthetic appliance of DNAPL contaminated site according to claim 5, which is characterized in that first filtration barrel cover,
It is equipped on the corresponding position of second filtration barrel cover and the third filtration barrel cover through thereon for the first extraction tube
The perforation hole being connected with the second extraction tube with the external world.
7. the prosthetic appliance of DNAPL contaminated site according to claim 6, which is characterized in that the third screen pipe
Outer wall abuts the inner wall of first screen pipe, and the outer wall of first extraction tube abuts the inner wall of the third screen pipe;Institute
The outer wall for stating the second screen pipe abuts the inner wall of first extraction tube, and the outer wall of second extraction tube abuts second mistake
The inner wall of chimney filter;The bottom surface of first extraction tube and second extraction tube is plane.
8. the prosthetic appliance of DNAPL contaminated site according to claim 7, which is characterized in that multiple described first extract
Hole is set on the tube wall of the close third filter element of first extraction tube;Multiple second drawing holes are set to described
On the tube wall of close second screen pipe of first extraction tube.
9. the prosthetic appliance of DNAPL contaminated site according to claim 1-8, which is characterized in that the DNAPL
The prosthetic appliance of contaminated site further include: first with the first pump intake and the first pump discharge extracts pump, connects described first
First return pipe of the first delivery pipe and connection first pump discharge of pump intake and the first extraction tube;The DNAPL is dirty
Contaminate the prosthetic appliance in place further include: second with the second pump intake and the second pump discharge extracts pump, connects second pump
Second return pipe of the second delivery pipe and connection second pump discharge of entrance and the second extraction tube.
10. the prosthetic appliance of DNAPL contaminated site according to claim 9, which is characterized in that the DNAPL Pollution Field
The prosthetic appliance on ground further include: extracted respectively with described first pump and described second extract pump the control unit that is electrically connected and
It is used to support the described first rack for extracting pump and the second extraction pump and control unit, is equipped with rolling below the rack
Wheel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811468353.9A CN109437422B (en) | 2018-12-03 | 2018-12-03 | Repair equipment for DNAPL contaminated sites |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811468353.9A CN109437422B (en) | 2018-12-03 | 2018-12-03 | Repair equipment for DNAPL contaminated sites |
Publications (2)
Publication Number | Publication Date |
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CN109437422A true CN109437422A (en) | 2019-03-08 |
CN109437422B CN109437422B (en) | 2023-12-29 |
Family
ID=65555779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811468353.9A Active CN109437422B (en) | 2018-12-03 | 2018-12-03 | Repair equipment for DNAPL contaminated sites |
Country Status (1)
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CN (1) | CN109437422B (en) |
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