CN111101585A - Road rainwater runoff pollution control and purification system - Google Patents
Road rainwater runoff pollution control and purification system Download PDFInfo
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- CN111101585A CN111101585A CN201811251378.3A CN201811251378A CN111101585A CN 111101585 A CN111101585 A CN 111101585A CN 201811251378 A CN201811251378 A CN 201811251378A CN 111101585 A CN111101585 A CN 111101585A
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- 238000000746 purification Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 95
- 239000004576 sand Substances 0.000 claims abstract description 67
- 238000000926 separation method Methods 0.000 claims abstract description 48
- 238000001914 filtration Methods 0.000 claims abstract description 19
- 238000009826 distribution Methods 0.000 claims description 25
- 238000003860 storage Methods 0.000 claims description 17
- 238000007689 inspection Methods 0.000 claims description 7
- 239000004746 geotextile Substances 0.000 claims description 4
- 238000002955 isolation Methods 0.000 abstract description 4
- 108010063955 thrombin receptor peptide (42-47) Proteins 0.000 description 21
- 230000000694 effects Effects 0.000 description 7
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000001764 infiltration Methods 0.000 description 4
- 230000008595 infiltration Effects 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 238000009991 scouring Methods 0.000 description 4
- 239000013049 sediment Substances 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 239000010865 sewage Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000007429 general method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003027 oil sand Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000011001 backwashing Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000009287 sand filtration Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
- E03F5/0403—Gullies for use in roads or pavements with a sediment trap
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
- E03F5/0404—Gullies for use in roads or pavements with a permanent or temporary filtering device; Filtering devices specially adapted therefor
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
Abstract
The invention provides a road rainwater runoff pollution control and purification system which is used for solving the technical problem that the road rainwater runoff and the runoff water quality cannot be controlled in the prior art. A road rainwater runoff pollution control and purification system comprises a drainage well; the diversion box is arranged in the drainage well to receive rainwater flowing into the drainage well; the flow dividing box conveys rainwater into the oil separation sand settling well through a drain pipe for oil separation sand settling treatment; the filtering and purifying device filters rainwater in the oil separation sand settling well, and compared with the prior art, the rainwater runoff of a motor vehicle or a non-motor vehicle lane flows into the diversion box, and then the rainwater is led to the facility of a machine-non isolation zone or a tree zone through the drainage pipe to be purified, so that the rainwater runoff quantity and the runoff water quality of a road are controlled.
Description
Technical Field
The invention relates to the field of rainwater runoff control, in particular to a road rainwater runoff pollution control and purification system.
Background
In recent years, the surface source pollution of rainwater runoff in most cities in China is serious, and the pollution becomes an important factor for the deterioration of the water quality of urban rivers and lakes. Solving the non-point source pollution of the rainwater runoff and being one of the important ways for improving the urban water environment.
At present, the general method for controlling the road rainwater runoff is to lead rainwater to a non-isolation zone/tree zone of a road machine for infiltration, storage and purification treatment, so that a certain greening space is required in the road range. In addition, a certain depth of concavity is required in the green to facilitate the introduction of rain water into the green. Therefore, for roads with low partial greening rate or for the overall view, roads with concave surfaces cannot be adopted, and the general method for controlling the rainwater runoff of the roads cannot be implemented.
The water quality sampling results of a large amount of road rainwater runoff show that the runoff pollution has an initial scouring effect, and the concentration of pollutants in the initial rainwater runoff is obviously higher than that in the later stage, so that a better pollution control effect can be achieved as long as the early-stage rainwater runoff pollution is controlled.
Disclosure of Invention
The invention provides a road rainwater runoff pollution control and purification system, which is used for solving the technical problem that the road rainwater runoff and the runoff water quality cannot be controlled in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
a road rainwater runoff pollution control and purification system comprises
A drainage well;
the diversion box is arranged in the drainage well to receive rainwater flowing into the drainage well;
the flow dividing box conveys rainwater into the oil separation sand settling well through a drain pipe for oil separation sand settling treatment;
and the filtering and purifying device is used for filtering rainwater in the oil separation sand settling well.
Further, the flow distribution box is installed at the water inlet of the drainage well, and the top opening of the flow distribution box is provided with a cover plate with a grid at the opening.
Furthermore, be equipped with in the reposition of redundant personnel case and cut dirty basket, cut dirty basket and install the opening part at the reposition of redundant personnel case, and arrange the below of apron in.
Furthermore, an overflow channel communicated with the drainage well is arranged on the side wall of the flow dividing box, and the horizontal height of the overflow channel is higher than that of a water inlet of the drainage pipe.
Furthermore, the water inlet of the drain pipe is connected with the flow dividing box, the water outlet of the drain pipe is connected with the upper part of the oil separation sand trap, and the horizontal height of the water inlet of the drain pipe is higher than that of the water outlet of the drain pipe.
Furthermore, install the honeycomb duct that sets up with oil removal sand sediment well coaxial line in the oil removal sand sediment well, and the external diameter of honeycomb duct is less than the internal diameter of oil removal sand sediment well, the bottom level of honeycomb duct is higher than oil removal sand sediment well bottom level, the upper portion level of honeycomb duct is higher than the delivery port level of drain pipe.
Further, the filtration purification device includes sand bed course and metalling that sets up from bottom to top, the infiltration water distributor has been laid in the metalling, the one end of infiltration water distributor with the upper portion of separating oil sand trap is connected, and the metalling is extended to the other end, and the port that extends the metalling is the inspection socket, the level of infiltration water distributor and separating oil sand trap junction is less than the level of drain pipe delivery port.
Further, filtration purification device includes rubble layer, sand filter and the retaining module that sets up from bottom to top, the retaining module is connected with the outlet pipe with the upper portion of oil removal grit chamber, the level of outlet pipe and oil removal grit chamber junction is less than the level of drain pipe delivery port.
Furthermore, a penetration drain pipe is laid in the gravel layer, and one end of the penetration drain pipe, which extends out of the gravel layer, is communicated with the drain well.
Furthermore, the top of the water storage module is covered with a permeable geotextile.
Compared with the prior art, the road rainwater runoff pollution control and purification system provided by the invention has the following advantages:
by adopting the design of the separation box, rainwater runoff with higher initial pollution concentration is introduced into the oil separation sand settling well for pretreatment, then enters the filtering and purifying device, and rainwater exceeding the drainage capacity enters the rainwater pipeline of the road through an overflow port at the upper end of the flow distribution box. The water storage space in the filtering and purifying device can be adjusted according to the water quantity required to be controlled, the type and the depth of the filtering medium can be selected in a targeted manner according to the pollutant characteristics and the pollutant concentration of different roads, the control problem of the rainwater runoff quantity and the runoff pollutants of the roads (low greenbelt rate) can be solved, and more selection spaces can be provided for landscape design.
Drawings
The following drawings are only for better understanding of the technical solutions of the present invention by those skilled in the art, and are not intended to limit the present invention, and other drawings may be obtained by those skilled in the art according to the technical solutions of the present invention.
FIG. 1 is a block diagram of a road stormwater runoff pollution control and purification system;
FIG. 2 is a schematic structural view of a flow distribution box;
FIG. 3 is a first schematic structural diagram of a first embodiment;
FIG. 4 is a schematic structural diagram of the second embodiment;
FIG. 5 is a schematic structural diagram of the first embodiment;
FIG. 6 is a second schematic structural view of the second embodiment;
fig. 7 is a schematic structural diagram of the second embodiment.
Description of reference numerals:
1. a drainage well; 2. a shunt box; 3. a cover plate; 4. a sewage intercepting basket; 5. an overflow channel; 6. an oil removal sand trap; 7. a drain pipe; 8. a water distribution permeation pipe; 9. an inspection opening; 10. a water outlet pipe; 11. a sand cushion layer; 12. a crushed stone layer; 13. a sand filtration layer; 14. a water storage module; 15. water-permeable geotextile; 16. a seepage drainage pipe; 17. and a flow guide pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
For a better description and illustration of embodiments of the application, reference may be made to one or more of the drawings, but additional details or examples used in describing the drawings should not be construed as limiting the scope of any of the inventive concepts of the present application, the presently described embodiments, or the preferred versions.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 and 2, an embodiment of the present invention provides a system for controlling and purifying road runoff contamination, comprising
A drainage well 1;
the diversion box 2 is arranged in the drainage well 1 to receive rainwater flowing into the drainage well 1;
the flow distribution box 2 conveys rainwater into the oil separation sand settling well 6 through a drain pipe 7 for oil separation sand settling treatment;
and the filtering and purifying device is used for filtering rainwater in the oil separation sand trap 6.
Rainwater runoff of a motor vehicle or a non-motor vehicle lane is to the interior of the diversion box 2, the diversion box 2 can separate large sundries in the rainwater, the diversion box 2 conveys the rainwater to the oil separation sand trap 6 through the drain pipe 7 to separate oil and precipitate, and then the rainwater in the oil separation sand trap 6 is filtered through the filtering and purifying device.
The rainwater on the general road has an initial scouring effect, and the rainwater runoff quality in the early stage of rainfall is poor, so that the part of rainwater is led to facilities of an organic-non isolation zone or a tree zone for purification treatment.
The drainage well 1 is arranged on one side of a road, a green belt or a sidewalk is further arranged on the same side of the road, the oil separation grit chamber 6 is located below the green belt or the sidewalk, and the same filtering and purifying device is located below the green belt or the sidewalk.
The top of the oil removal grit chamber 6 is provided with a cleaning opening, and sundries in the oil removal grit chamber 6 can be cleaned.
Under the condition of not changing the external landscape effect, the rainwater runoff quantity and the runoff water quality of the road can be controlled as well.
In another embodiment, as shown in fig. 1 and 2, the diversion box 2 is installed at the water inlet of the drainage well 1, the top of the diversion box 2 is open, and a cover plate 3 with a grating is installed at the opening.
The bottom horizontal height of the flow dividing box 2 is higher than or equal to the horizontal height of the middle part of the oil separation sand trap 6.
The cover plate 3 can be hinged or placed on the flow dividing box 2, and the cover plate 3 can be opened conveniently.
In another embodiment, as shown in fig. 1 and 2, a dirt-catching basket 4 is arranged in the flow-dividing box 2, and the dirt-catching basket 4 is installed at the opening of the flow-dividing box 2 and is placed below the cover plate 3.
The rainwater that flows into flow distribution box 2 filters, intercepts debris through cutting dirty basket 4, prevents that great debris from entering into in oil removal grit chamber 6.
The sewage intercepting basket 4 can be hinged or placed on the flow dividing box 2, and can be used for taking out sundries in the sewage intercepting basket 4 conveniently.
In another embodiment, as shown in fig. 1 and 2, an overflow channel 5 communicated with the drainage well 1 is arranged on the side wall of the diversion box 2, and the level of the overflow channel 5 is higher than the level of the water inlet of the drainage pipe 7.
After the rainfall is large, the rainwater overflows to the drainage well 1 through the overflow channel 5 and finally is collected into a road rainwater drainage pipe 7 network system.
In another embodiment, as shown in fig. 1 and 2, the water inlet of the drain pipe 7 is connected with the diversion box 2, the water outlet is connected with the upper part of the oil-separating sand-settling well 6, and the water inlet level of the drain pipe 7 is higher than the water outlet level of the drain pipe 7.
The rainwater that can play in the flow distribution box 2 enters into oil removal grit chamber 6 through drain pipe 7 in, the water inlet level of drain pipe 7 is higher than the delivery port level of drain pipe 7, the quick inflow of the rainwater in the flow distribution box 2 separates in the oil grit chamber 6.
In another embodiment, as shown in fig. 1 and 2, a draft tube 17 is installed in the oil separation sand trap 6 and is coaxially arranged with the oil separation sand trap 6, the outer diameter of the draft tube 17 is smaller than the inner diameter of the oil separation sand trap 6, the bottom horizontal height of the draft tube 17 is higher than the bottom horizontal height of the oil separation sand trap 6, and the upper horizontal height of the draft tube 17 is higher than the water outlet horizontal height of the water discharge pipe 7.
The honeycomb duct 17 plays a role in guiding rainwater, and under the effect of the honeycomb duct 17, sand, silt garbage and other heavy sundries in rainwater can be deposited at the bottom of the oil separation sand trap 6, so that the rapid oil separation and deposition of sand, silt garbage, road oil stains and other objects in the oil separation sand trap can be realized.
The upper end of the draft tube 17 is fixedly arranged on the side wall of the oil-separating sand-settling well 6 through a fixed rod.
The oil separation sand trap 6 is a hydraulic cyclone sand trap or other inspection wells with a pretreatment function, and sand, sludge garbage, road oil stains and other objects in rainwater can separate and precipitate oil in the oil separation sand trap, so that the cleaning is convenient, and the pipeline is kept smooth.
Example one
As shown in fig. 3 and 4, the filtering and purifying device comprises a sand cushion layer 11 and a rubble layer 12 which are arranged from bottom to top, a permeation water distribution pipe 8 is laid in the rubble layer 12, one end of the permeation water distribution pipe 8 is connected with the upper part of the oil-separation sand-settling well 6, the other end extends out of the rubble layer 12, and a port extending out of the rubble layer 12 is an inspection port 9; the horizontal height of the joint of the permeation water distribution pipe 8 and the oil removal sand trap 6 is lower than that of the water outlet of the drain pipe 7.
The rainwater on the general road has an initial scouring effect, and the rainwater runoff quality in the early stage of rainfall is poor, so that the part of rainwater needs to be purified; rainwater on a motor vehicle or a non-motor vehicle lane flows into the diversion box 2, the initial rainwater firstly enters the oil separation sand trap 6 for pretreatment, particulate matters are precipitated and oil stains are intercepted, then the water is distributed to the area filled with the gravel layer 12 and the sand cushion layer 11 through the permeation water distribution pipe 8, and the water flows are filtered and purified through the gravel layer and the sand cushion layer 11 and then permeates into soil on the lower part.
The crushed stone layer 12 can adjust the type of the filler according to the characteristics of the pollutants in the inlet water.
Two groups of permeation water distribution pipes 8 are arranged, and when the permeation water distribution pipes 8 extend out of the gravel layer 12, the permeation water distribution pipes are bent by 135 degrees and extend upwards in an inclined mode to extend out of the gravel layer 12.
The non-isolation belt/tree belt width of the road machine in the part of the city is narrow, and the method of concave surface can not be adopted for the reason of landscape arrangement in the part of the road, and under the condition, the embodiment can be adopted if the rainwater runoff quantity and the runoff water quality of the road are controlled.
When one end of the water penetration distribution pipe 8 is connected with the upper part of the oil separation sand trap 6, the horizontal height of the connecting end of the water penetration distribution pipe 8 and the oil separation sand trap 6 is higher than the bottom of the oil separation sand trap 6.
One end of the permeable water distribution pipe 8 is connected with the upper part of the oil separation sand trap 6, the other end of the permeable water distribution pipe extends out of the gravel layer 12, the port extending out of the gravel layer 12 is an inspection port 9, when soil exists above the gravel layer 12, the permeable water distribution pipe 8 extends out of the soil, and the inspection port 9 can be used for inspecting and backwashing facilities.
Example two
As shown in fig. 5, 6 and 7, the filtering and purifying device comprises a rubble layer 12, a sand filter layer 13 and a water storage module 14 which are arranged from bottom to top, the water storage module 14 is connected with the upper part of the oil separation sand trap 6 through a water outlet pipe 10, and the horizontal height of the joint of the water outlet pipe 10 and the oil separation sand trap 6 is lower than that of the water outlet pipe 7.
The rainwater on the general road has an initial scouring effect, and the rainwater runoff quality in the early stage of rainfall is poor, so that the part of rainwater needs to be purified; rainwater on a motor vehicle or a non-motor vehicle lane flows to the diversion box 2, the initial rainwater firstly enters the oil separation sand trap 6 for pretreatment, particulate matters are precipitated, then the water is guided to the water storage module 14 through the water outlet pipe 10 for storage, and then the water is slowly percolated and purified to the water collection area gravel layer 12 through the sand filter layer 13.
Wherein, the water outlet pipe 10 is provided with two groups, which can accelerate the water outlet speed and play the role of rapid filtration and purification.
The urban part branch road basically has no greening space, and the common rainwater runoff control method can not be adopted, and under the condition, the embodiment can be adopted if the rainwater quality of the rainwater runoff of the road is controlled and reduced.
The horizontal height of the connecting end of the water outlet pipe 10 and the oil separation sand trap 6 is higher than the bottom of the oil separation sand trap 6.
The rainwater storage module 14 is one type that can be used to store water.
The sand filter layer 13 can adjust the thickness and the type of filter material of the sand filter layer 13 according to the characteristics and the concentration of pollutants in the inlet water.
In another embodiment, as shown in fig. 5, 6, 7; and a permeation drainage pipe 16 is laid in the gravel layer 12, and one end of the permeation drainage pipe 16 extending out of the gravel layer 12 is communicated with the drainage well 1.
The water outlet pipe 10 leads the water to the water storage module 14 for processing, then slowly percolates and purifies the water to the water collection area rubble layer 12 through the sand filter layer 13, and discharges the water to the road rainwater drainage system after being collected through the percolation drain pipe 16.
In another embodiment, as shown in fig. 6; the top of the water storage module 14 is covered with a permeable geotextile 15.
Can play and keep apart water storage module 14, need add geotechnological cloth at the upper strata of water storage module 14, can prevent that sand grain and other wastes material from entering into water storage module 14 in, but allow the rainwater to permeate in the soil simultaneously.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a road rainfall runoff pollution control and clean system which characterized in that: comprises that
A drainage well;
the diversion box is arranged in the drainage well to receive rainwater flowing into the drainage well;
the flow dividing box conveys rainwater into the oil separation sand settling well through a drain pipe for oil separation sand settling treatment;
and the filtering and purifying device is used for filtering rainwater in the oil separation sand settling well.
2. A road stormwater runoff pollution control and purification system as claimed in claim 1, wherein the diversion box is mounted at the water inlet of the drainage shaft, the top of the diversion box being open and a cover plate with a grille is mounted at the opening.
3. The road rainfall runoff pollution control and purification system of claim 2 wherein the diversion box is internally provided with a dirt intercepting basket, the dirt intercepting basket is mounted at an opening of the diversion box and is disposed below the cover plate.
4. A road stormwater runoff pollution control and purification system as claimed in claim 3, wherein the side walls of the diversion box are provided with overflow passages communicating with the drainage wells, and the level of the overflow passages is higher than the level of the water inlets of the drainage pipes.
5. The road stormwater runoff pollution control and purification system as claimed in claim 4, wherein the water inlet of the drain pipe is connected to the diversion box, the water outlet is connected to the upper portion of the oil-separation sand-settling well, and the water inlet level of the drain pipe is higher than the water outlet level of the drain pipe.
6. The system for controlling and purifying road rainwater runoff pollution according to any one of claims 1 to 5, wherein a flow guide pipe is installed in the oil separation sand trap and is coaxially arranged with the oil separation sand trap, the outer diameter of the flow guide pipe is smaller than the inner diameter of the oil separation sand trap, the bottom horizontal height of the flow guide pipe is higher than the bottom horizontal height of the oil separation sand trap, and the upper horizontal height of the flow guide pipe is higher than the water outlet horizontal height of the water drainage pipe.
7. The system of claim 5, wherein the filtration and purification device comprises a sand cushion layer and a gravel layer arranged from bottom to top, a permeable water distribution pipe is laid in the gravel layer, one end of the permeable water distribution pipe is connected with the upper part of the oil-separation sand trap, the other end of the permeable water distribution pipe extends out of the gravel layer, a port extending out of the gravel layer is an inspection port, and the horizontal height of the connection part of the permeable water distribution pipe and the oil-separation sand trap is lower than that of the water outlet of the drainage pipe.
8. The system for controlling and purifying the pollution of the rainwater runoff on the road of claim 5, wherein the filtering and purifying device comprises a gravel layer, a sand filter layer and a water storage module which are arranged from bottom to top, a water outlet pipe is connected with the upper part of the oil separation sand trap of the water storage module, and the horizontal height of the joint of the water outlet pipe and the oil separation sand trap is lower than that of the water outlet pipe.
9. The system for controlling and purifying runoff pollution of road rainwater of claim 8, wherein a permeable drainage pipe is laid in the gravel layer, and one end of the permeable drainage pipe extending out of the gravel layer is communicated with the drainage well.
10. The road stormwater runoff pollution control and purification system as claimed in claim 9, wherein the top of the water storage module is covered with a water permeable geotextile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811251378.3A CN111101585A (en) | 2018-10-25 | 2018-10-25 | Road rainwater runoff pollution control and purification system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811251378.3A CN111101585A (en) | 2018-10-25 | 2018-10-25 | Road rainwater runoff pollution control and purification system |
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| CN111101585A true CN111101585A (en) | 2020-05-05 |
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| CN201811251378.3A Pending CN111101585A (en) | 2018-10-25 | 2018-10-25 | Road rainwater runoff pollution control and purification system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111593808A (en) * | 2020-06-19 | 2020-08-28 | 中国电建集团华东勘测设计研究院有限公司 | Vertical sewage intercepting hopper, sewage intercepting system in covered channel and sewage intercepting method |
| CN112592005A (en) * | 2020-12-29 | 2021-04-02 | 中信建设有限责任公司 | Highway rain sewage treatment system |
| CN112726790A (en) * | 2020-12-29 | 2021-04-30 | 石家庄磊盛科技有限公司 | Rainwater sewage interception device based on synchronous sewage interception and treatment and sewage interception method thereof |
| CN113024043A (en) * | 2021-03-29 | 2021-06-25 | 广东电网有限责任公司 | Road precipitation treatment system |
| CN113802678A (en) * | 2021-09-27 | 2021-12-17 | 宁波联兴市政园林工程有限公司 | Road rapid infiltration and water storage green belt |
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