CN104891652B - A kind of water distribution system of groundwater remediation device - Google Patents
A kind of water distribution system of groundwater remediation device Download PDFInfo
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- CN104891652B CN104891652B CN201510249563.9A CN201510249563A CN104891652B CN 104891652 B CN104891652 B CN 104891652B CN 201510249563 A CN201510249563 A CN 201510249563A CN 104891652 B CN104891652 B CN 104891652B
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Abstract
A kind of water distribution system of groundwater remediation device, which includes：Water distributor, the water distributor is by some section equal lengths and caliber pipe not etc. is formed by connecting, hole is opened up on the tube wall of water distributor, described hole is three rows, equidistantly lay along cylinder bus per round hole, the central angle corresponding to arc tube wall between adjacent two rounds hole is 45 °～75 °；Pipe with small pipe diameter one end of the water distributor connects the aqueduct of groundwater remediation device, and one end of Large Diameter Pipeline is sealed end；The hole of water distributor is embedded in the side of one-level packing layer upper surface and between ground floor water proof baffle plate facing downward, multilamellar water proof baffle plate is provided with parallel to one-level filler cross section in one-level packing layer, the length of water proof baffle plate for one-level packing layer length 70%～85%, multilamellar water proof baffle plate interlaced ground one end is connected with one-level packing layer side wall, and the other end is folded up an angle；The lower section of one-level packing layer is two grades of packing layers.
Description
Technical field
The invention belongs to underground water pollution repair field, more particularly to a kind of prosthetic device used in underground water pollution in
Water distribution system.
Background technology
Entitled《A kind of prosthetic device of ammonia and nitrogen pollution subsoil water》The invention of (103613199 A of application publication number CN),
Disclose adsorption, the nitrification for absorbing effect, microorganism of plant that groundwater remediation device can utilize dielectric material
Effect and Denitrification, realize the efficient removal of ammonia nitrogen pollutant in subsoil water, are a kind of by wetland technology, permeable reactive wall
Technology and the Novel underground water prosthetic device of well irrigation technical optimization combination are little, clever with low cost, easily construction, subsoil water disturbance
Active strong, repair function is strong and the characteristics of strong adaptability.
During which repairs subsoil water, the subsoil water to be repaired enters aqueduct through drinking-water pipe, and passes through cloth water system
System enters one-level packing layer, and after being fully contacted with filler, in subsoil water, ammonia nitrogen is in the absorption of packing layer, phytoremediation and micro- life
Effectively removed under thing Degradation, it is aqueous that the subsoil water after reparation flows back into target by the seepage apparatus of two grades of packing layers
Layer.In the process, it is ensured that the time of staying of the contaminated underground water in one-level packing layer so as to fully connect with packing medium
Touch, for improve the device in subsoil water repairing effect most important.The existing water distribution system of the device adopts single tube tube wall four
, easily there is the uneven phenomenon of water distribution in the water distribution manner of all uniform pore openings, and contaminated underground water is difficult to fill out with one-level
The bed of material is fully contacted, and so as to shorten the time of staying of the underground water pollutant in one-level packing layer, and then affects subsoil water to repair
Multiple effect.
Therefore, it is necessary to propose a kind of new water distribution system to overcome aforementioned drawback.
Content of the invention
Present invention aim at providing a kind of water distribution system of groundwater remediation device, its water distribution is uniform, and can protect
The card time of staying of the contaminated underground water in filling system.
For achieving the above object, the water distribution system of the groundwater remediation device that the present invention is provided, which includes：
Water distributor, the water distributor is by some section equal lengths and caliber pipe not etc. is formed by connecting, water distributor
Open up hole on tube wall, described hole is three rows, equidistantly lays along cylinder bus per round hole, adjacent two rounds hole it
Between arc tube wall corresponding to central angle be 45 °～75 °；
Pipe with small pipe diameter one end of the water distributor connects the aqueduct of groundwater remediation device, and one end of Large Diameter Pipeline is sealed end；
The hole of water distributor is embedded in the side of one-level packing layer upper surface and between ground floor water proof baffle plate facing downward,
Multilamellar water proof baffle plate is provided with parallel to one-level filler cross section in one-level packing layer, the length of water proof baffle plate is that one-level packing layer is long
The 70%～85% of degree, multilamellar water proof baffle plate interlaced ground one end is connected with one-level packing layer side wall, and the other end is folded up
One angle；
The lower section of one-level packing layer is two grades of packing layers.
The water distribution system of the groundwater remediation device, wherein, each hole of water distributor is provided with bifurcation font support,
Frame summit and hole center of circle distance is hole radius, and stent ends are connected with hole circumference trisection point respectively.
The water distribution system of the groundwater remediation device, wherein, different tube diameters water distributor perforate number is flat with caliber ratio
Side is directly proportional, and calculates as follows
nj=(Dj/Di)2×ni,
Wherein n be tube wall perforate number, D be water distribution pipe diameter, numbers of hole take immediate with result of calculation 3 times
Number.
The water distribution system of the groundwater remediation device, wherein, the angle that water proof baffle plate is folded up is 45 °～60 °, folding
The height for rising for the spacing of two-layer water proof baffle plate 1/2～2/3.
It is an advantage of the current invention that：
(1) water distribution is uniform.The design of the cylindrical water distributor assembly of caliber and the tube wall such as using equal length but not
The design of the number of openings so that each hole water flow of water distributor is uniform；The design in the discharge of tube wall three water hole contributes to contaminated
Subsoil water be uniformly distributed in packing layer.
(2) motility is strong.Can be drawn water flow, packing layer scale and packing medium according to actual place in operation
Characteristic, selects different tube diameters, and the water distributor of different length carries out independent assortment, to reach optimal water distribution effect.
(3) water distributor is not easily blocked.The bifurcation font support that water distributor hole is installed ensure that the hydrospace that of hole, and
It is difficult filled blocking.
(4) Polluted Groundwater is fully contacted with packing layer.Subsoil water extends which under the iris action of water proof baffle plate
The time of staying in one-level packing layer so as to be fully contacted with packing medium, effectively degraded.
(5) strengthen anaerobic environment.Increasing water proof baffle plate in one-level packing layer contributes to forming anaerobic environment in packing layer,
So as to improve degradation efficiency of the anaerobe to ammonia nitrogen pollutant in subsoil water.
Description of the drawings
Fig. 1 is water distributor of the present invention and hole layout diagram.
Fig. 2 is water distributor hole profile of the present invention.
Fig. 3 A are water distributor hole bifurcation font support schematic diagrams of the present invention
Fig. 3 B are water distributor hole bifurcation font support top views.
Fig. 4 is the schematic diagram of water proof baffle plate in water distribution system of the invention.
Primary clustering symbol description in accompanying drawing：
1 water distributor, 2 apopores, 3 bifurcation font supports, 4 one-level packing layers, 5 water proof baffle plates, 6 two grades of packing layers.
Specific embodiment
The present invention be《A kind of prosthetic device of ammonia and nitrogen pollution subsoil water》(103613199 A's of application publication number CN)
Improvements introduced on the basis of water distribution system.
The water distribution system of the present invention includes water distributor and packing layer, and specifically, the water distributor of the present invention is by length phase
Deng but etc. the pipe of caliber is not combined, and the water proof baffle plate parallel to one-level packing layer cross section.Subsoil water is through water guide
Pipe enters water distributor, enters one-level packing layer by the hole on water distributor, is evenly distributed on one in the presence of water proof baffle plate
In level packing layer.
One end caliber that the water distributor of the present invention is connected with aqueduct is minimum, and caliber gradually increases along water (flow) direction, most
The water distributor tail seal of end.Hole on water distributor is set to three rows, equidistantly lays along cylinder bus per round hole, hole
Hole radius is 1～3mm.Three round holes correspond and arrange, the central angle corresponding to arc tube wall between adjacent two rounds hole
For 45 °～75 °.Each hole is provided with bifurcation font support, and support summit and hole center of circle distance are hole radius, stent ends
It is connected with hole circumference trisection point respectively.Different tube diameters water distributor perforate number and caliber ratio square are directly proportional, i.e. nj=
(Dj/Di)2×ni, wherein n is tube wall perforate number, and D is water distribution pipe diameter.Numbers of hole takes immediate with result of calculation 3
Multiple.
Parallel to one-level packing layer cross section, equidistantly intersection is placed in one-level packing layer to water proof baffle plate in one-level packing layer
The n Along ents of maximum gauge, wherein n is the natural number more than or equal to 2, baffle length for one-level packing layer length 70%～
85%, baffle plate one end is closely connected with one-level packing layer side wall, and the other end is folded up 45 °～60 °, and flap is highly kept off for two-layer
The 1/2～2/3 of thickness between plate.
Below in conjunction with the accompanying drawings the present invention is described in further detail.
As shown in figure 1, the water distribution system of the groundwater remediation device of the present invention includes that body 1, the water distributor 1 are acted primarily as
Effect to transport Polluted Groundwater.In order to advantageously in the uniform water outlet of water distributor, water distributor be set to equal length but
The cylindrical water distributor assembly of caliber is not waited, and one end caliber being connected with aqueduct is minimum, along water (flow) direction caliber gradually
Increase, the aqueduct tail seal of least significant end are flowed out from one end of water distributor 1 for limiting Polluted Groundwater.Every cylinder
The length of shape water distributor is 25～50cm, and caliber is 2～5cm.Water distributor be arranged at one-level packing layer upper surface and ground floor every
At 1/2 between water baffle plate.The tube wall of water distributor 1 is provided with the hole 2 for water distribution, and hole 2 is set to three rows, per round hole along circle
Cylinder bus is equidistantly laid, and hole radius is 1～3mm.Different tube diameters aqueduct perforate number and caliber ratio square are directly proportional,
That is nj=(Dj/Di)2×ni, wherein n is tube wall perforate number, and D is water distribution pipe diameter.2 number of hole is taken and is most connect with result of calculation
The multiple of near 3.
As shown in Fig. 2 three round hole 2 corresponds arranging, the circle corresponding to arc tube wall between adjacent two rounds hole 2
Heart angle is 45 °～75 °, Polluted Groundwater can be caused to flow out from three directions, fully contacted with filler, and be difficult to lead
Cause Polluted Groundwater that overflow occurs.
As shown in figs 3 a andb, each hole is provided with bifurcation font support 3, and support summit is hole with hole center of circle distance
Radius, bifurcation font support 3 are adopted and tubing identical material, and stent ends are third with hole circumference respectively by way of jack
Branch connects.What bifurcation font support 3 can increase hole goes out hydrospace, while causing hole to be difficult filled blocking.
As shown in figure 4, being provided with n water proof baffle plate 5 in one-level packing layer 4, water proof baffle plate 5 is transversal parallel to one-level packing layer
Face, equidistantly intersects the n Along ents for being placed in one-level packing layer maximum gauge, and wherein n is the natural number more than or equal to 2.Water proof keeps off
Plate length for one-level packing layer length 70%～85%, each water proof baffle plate interlaced ground one end is tight with one-level packing layer side wall
Close connection, the other end are folded up 45 °～60 °, flap highly for thickness between two-layer baffle plate 1/2～2/3.
The hole of water distributor is embedded in the side of one-level packing layer upper surface and between ground floor water proof baffle plate facing downward,
Contaminated underground water is entered after one-level packing layer, with one-level packing layer under the iris action of water proof baffle plate 5 via water distributor
Be fully contacted, from top to bottom pass sequentially through each water proof baffle plate 5, two grades are progressed into after last water proof baffle plate 5 is crossed and filled out
The bed of material 6, and then enter target water-bearing layer.As three round holes of water distributor are directed towards the filler of one-level packing layer so that get dirty
The subsoil water of dye is uniformly distributed in one-level packing layer, while causing the contaminated underground water can be with one by the effect of water proof baffle plate
Level packing layer enters subsoil water through two grades of packing layers after being fully contacted reaction again, and preferably can seek in one-level packing layer
Anaerobic environment is made, so as to be conducive to repairing effect of the device to subsoil water ammonia nitrogen pollutant.
Claims (3)
1. a kind of water distribution system of groundwater remediation device, which includes：
Water distributor, the water distributor is by some section equal lengths and caliber pipe not etc. is formed by connecting, the tube wall of water distributor
On open up hole, described hole is three rows, equidistantly lays along cylinder bus per round hole, between adjacent two rounds hole
Central angle corresponding to arc tube wall is 45 °～75 °；
Pipe with small pipe diameter one end of the water distributor connects the aqueduct of groundwater remediation device, and one end of Large Diameter Pipeline is sealed end；
The hole of the water distributor side for being embedded in one-level packing layer upper surface directed downwardly and between ground floor water proof baffle plate, one-level
Multilamellar water proof baffle plate is provided with parallel to one-level filler cross section in packing layer, the length of water proof baffle plate is one-level packing layer length
70%～85%, multilamellar water proof baffle plate interlaced ground one end is connected with one-level packing layer side wall, and the other end is folded up one jiao
Degree；
The lower section of one-level packing layer is two grades of packing layers；
Wherein, different tube diameters water distributor perforate number and caliber ratio square are directly proportional, and calculate as follows
nj=(Dj/Di)2×ni,
Wherein n is tube wall perforate number, and D is water distribution pipe diameter, and numbers of hole takes immediate with result of calculation 3 multiple.
2. the water distribution system of groundwater remediation device according to claim 1, wherein, each hole of water distributor is provided with bifurcation
Font support, support summit and hole center of circle distance is hole radius, and stent ends are connected with hole circumference trisection point respectively.
3. the water distribution system of groundwater remediation device according to claim 1, wherein, the angle that water proof baffle plate is folded up is
45 °～60 °, the height that turns up for the spacing of two-layer water proof baffle plate 1/2～2/3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510249563.9A CN104891652B (en) | 2015-05-15 | 2015-05-15 | A kind of water distribution system of groundwater remediation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510249563.9A CN104891652B (en) | 2015-05-15 | 2015-05-15 | A kind of water distribution system of groundwater remediation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104891652A CN104891652A (en) | 2015-09-09 |
| CN104891652B true CN104891652B (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817620B (en) * | 2010-04-16 | 2012-06-27 | 沈阳大学 | Method for distributing holes for subsurface infiltration sewage dispersion pipe |
| CN103613199B (en) * | 2013-12-04 | 2015-02-25 | 中国环境科学研究院 | Restoring device for ammonia nitrogen polluted underground water |
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- 2015-05-15 CN CN201510249563.9A patent/CN104891652B/en active Active
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