CN105836891B - A kind of artificial wetland with bidirectional flow distribution and its treatment method - Google Patents
A kind of artificial wetland with bidirectional flow distribution and its treatment method Download PDFInfo
- Publication number
- CN105836891B CN105836891B CN201610258999.9A CN201610258999A CN105836891B CN 105836891 B CN105836891 B CN 105836891B CN 201610258999 A CN201610258999 A CN 201610258999A CN 105836891 B CN105836891 B CN 105836891B
- Authority
- CN
- China
- Prior art keywords
- cloth
- flow
- wetland
- tube road
- water
- 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.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses the artificial swamps and its processing method of a kind of two-way cloth stream, including wetland variation area and cloth flow control area, wetland variation area laid inside has a two-way cloth flow tube road, and the two-way cloth flow tube road includes upward flow cloth flow tube road and lower to spreading flow tube road.The present invention passes through the rational modification of artificial swamp water distribution system, in the case where no additionaling power, it is only necessary to which valve regulated makes full use of gravity and hydraulic pressure into water, realizes the backwash of artificial swamp；Simultaneously, the cloth water-bound of artificial swamp is more reasonable, reduce water flow dead angle, the utilization efficiency of artificial swamp is improved, also, sewage is under the conditions of water distribution of the invention, it will be by a variety of fluidised forms such as surface stream, undercurrent, vertical currents, multiple treatment processes are undergone, the detergent power and shock proof ability of system is effectively improved, improves effluent quality.
Description
Technical field
The invention belongs to Artificial Wetland Techniques fields, and in particular to a kind of artificial swamp of two-way cloth stream and its processing side
Method.
Background technique
Artificial swamp is a kind of common facility of China's processing sewage, in rural area and some should not especially be built at sewage
The area of factory is managed, motorless domestic sewage purifying tank and artificial swamp are the main methods of these local sewage treatments.Manually
Wetland has earth's surface flow pattern artificial swamp and subsurface constructed wetland two types, and both types respectively have advantage and disadvantage, main basis
Water treatment requirement and landscape need to select suitable type.In order to improve the treatment effeciency of artificial swamp, improve artificial swamp
Behaviour in service, China has made many researchs in this respect, as Chinese patent " CN201510390125 " discloses a kind of rural area
Domestic sewage constructed wetland system and purification method.Including wetland bed, load to be formed as filler using common brick and stalk, by
Lower upward, the partial size of filler gradually becomes smaller.Sanitary sewage is purified with wetland bed, it is dirty to lay life in wetland bed top
Water obtains purified water in wetland bed bottom.The system and method for the invention can purify domestic sewage in rural areas, wetland base
Matter uses the discarded stalk and building waste in rural area, cheap, but wastewater purifying efficiency is good；For another example Chinese patent
" CN201510351633 " discloses a kind of modular removable formula artificial swamp, is made of more than one modularization matrix, base
Matter includes module frame and matrix fill, and matrix fill includes limestone and river sand, and the river sand layer is equipped with above grey rock stratum, is filled out
Material is filled in the matrix frame, the periphery of module frame and bear.The invention is by artificial wet land system matrix design
At can handling module structure, it is convenient to offers such as the maintenance and managements in artificial wet land system later period.
However, there are still some problems for existing purifying domestic sewage processing system, and in motorless situation, Manual moist
Ground is easy blocking after running long-time, and the blocking for clearing up wetland is more troublesome, and wetland is caused to run post-processing sewage treatment
Effect is deteriorated, and manages cumbersome.Moreover, flow direction is excessively single in wetland, treatment conditions and process are inflexible, for water quality
The impact resistance of the suddenly change of water is poor, limits the popularization and application of artificial swamp.
Summary of the invention
In order to overcome the shortcomings of art methods, it is an object of the invention to propose a kind of artificial swamp of two-way cloth stream
And its processing method, the present invention passes through the rational modification of artificial swamp water distribution system, in the case where no additionaling power, it is only necessary to
Valve regulated makes full use of gravity and hydraulic pressure into water, realizes the backwash of artificial swamp in time；Meanwhile the cloth of artificial swamp
Water-bound is more reasonable, reduces water flow dead angle, improves the utilization efficiency of artificial swamp, and sewage is in water distribution of the invention
Under the conditions of, multiple treatment processes are undergone, system is effectively improved by a variety of fluidised forms such as surface stream, undercurrent, vertical currents
Detergent power and shock proof ability, improve effluent quality.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: a kind of artificial swamp of two-way cloth stream, including wetland
Treatment region and cloth flow control area fill Wetland Substrate in wetland variation area and plant wetland plant, the wetland variation area and
Cloth flow control area is sequentially connected according to water (flow) direction；
Wetland variation area laid inside has two-way cloth flow tube road, and the two-way cloth flow tube road includes upward flow cloth flow tube
Road and lower to spreading flow tube road；
The upward flow cloth flow tube road is layed in the middle part and lower part in wetland variation area, is covered at entire wetland in the plane
Manage area；Upward flow control valve, the cloth on the upward flow cloth flow tube road is arranged in water inlet end in the upward flow cloth flow tube road
Equipped with cloth flow table；The water outlet in the upward flow cloth flow tube road is connected to cloth flow control area, and in the upward flow cloth flow tube road
Upward flow pipe outlet water control valve door is arranged in water outlet；
It is described lower to the top spread flow tube road and be layed in wetland variation area, it is evenly arranged on the wetland variation area in the plane
It is internal；It is described it is lower cloth discharge orifice is offered on flow tube road to spreading, it is described it is lower be arranged to the water inlet end for spreading flow tube road under to
Flow into water control valve；
Treatment region outlet pipe, and the installation process area flowing water Valve on treatment region outlet pipe is arranged in wetland variation area top,
The wetland variation area is additionally provided with water inlet pipe, and the water inlet pipe is connected to the water inlet end in the upward flow cloth flow tube road under side by side
To the water inlet end for spreading flow tube road；
Cloth flow control area outlet pipe is set on cloth flow control area top, and control zone is installed on cloth flow control area outlet pipe
Flowing water Valve.
Further, the area of the artificial swamp is 20-200m2, the wetland depth of water should control in 1-2m, wetland volume
Total dischargeable capacity is 20-400m3.It is primarily adapted for use in the sanitary sewage disposal of rural area joint household or small-sized residential area.
Further, the wetland variation area is identical with the water outlet water level in cloth flow control area, the volume in cloth flow control area
It must not exceed the 10% of wetland variation area volume.
Further, the upward flow cloth flow tube road point multilayer is laid, interlamellar spacing takes 500-800mm, is covered in plane
Entire treatment region.
Further, the caliber in the upward flow cloth flow tube road is not less than 30mm, 1-3 is arranged in when layingoUnder horizontal direction
Inclination angle.Reinforce drainage flow performance, and flow backwards sewage will not.
Further, the cloth flow table diameter D is 50-150mm, the spacing between cloth flow table is no more than cloth flow table diameter
8 times.
Further, being provided with equally distributed aperture on the cloth flow table, the aperture of the aperture is 5-10mm.
Further, it is described lower to spreading pipe diameter not less than 30mm, and the cloth stream that diameter is 5-20mm is set
Hole, being laid with height should be below the design head for the treatment of region and on Wetland Substrate.
Further, the Wetland Substrate includes sandstone, synthetic material and soil, using partial size 3-5cm homogeneous
Matrix selects matrix of the partial size in 0.5-15cm to carry out layered configuration.
On the other hand, the present invention also provides a kind of processing method of the artificial swamp of two-way cloth stream, the processing methods
Including step sewage disposal stage and backwash stage；
The sewage disposal stage comprising steps of
(1.1) it closes control zone flowing water Valve, is lower to water control valve is flowed into, opening upward flow control valve and treatment region
Flowing water Valve；
(1.2) sewage enters upward flow cloth flow tube road by water inlet pipe, and is flowed out by cloth flow table, and at this moment water inlet flow direction can shape
At the upward flow flowed from bottom to top, it is evenly distributed in artificial swamp；
(1.3) after Wetland Substrate and wetland plant purified treatment, sewage is flowed out from treatment region outlet pipe；
The backwash stage comprising steps of
(2.1) after artificial wet land system runs a period of time, upward flow control valve and treatment region flowing water Valve are closed,
Open control zone flowing water Valve and lower to flowing into water control valve；
(2.2) sewage is entered lower to spreading flow tube road from water inlet pipe, and by lower to the cloth discharge orifice stream spread on flow tube road
Out, at this moment water inlet flow direction will form flow from top to bottom it is lower to stream；
(2.3) it accumulates tamper in wetland to be washed under the action of reverse flow on cloth flow table, tamper largely shuts off
On cloth flow table；
(2.4) tamper by upward flow cloth flow tube road is transported to cloth flow control area under reverse flow percussion, by
Cloth flow control area collects and is discharged；
(2.5) after the tamper in wetland variation area is removed, wetland is again introduced into sewage disposal stage.
Using the technical program the utility model has the advantages that
In the present invention, water distribution system uses the construction of bidirectional flow, and the water inlet of sanitary sewage can be made full use of in time to wet
Ground is backwashed, and when being backwashed, and the flow distribution device of each depth can effectively shut off the impurity rinsed, is rinsed
It is high-efficient, reduce the case where influencing treatment effect because of artificial swamp blocking.
In the present invention, the gravity and different flow directions for taking full advantage of sewage are backwashed, and entire flushing process does not consume
Power, backwash utilize water inlet during the backwash process also can by wetland microorganism and plant treatment, reduce energy consumption,
Reduce secondary pollution during rinsing.
In the present invention, flow distribution device is widely distributed in artificial wetland treatment area, make artificial swamp each section matrix and
Plant can sufficiently and waste water be purified, to reduce the flow blind angle of system, the volume for improving system is utilized
Rate.
In the present invention, sewage has a variety of fluidised forms such as vertical current, level stream, surface low, undercurrent, contact is not in purification process
Same matrix, microorganism, plant etc., the treatment process diversification of experience can remove various different pollutants, can effectively be directed to
Water quality and quantity variation is adjusted, and processing mode is flexible.
In the present invention, management and operating process are very easy, and operation and maintenance are more convenient, and the range of promotion and application is big.
Detailed description of the invention
Fig. 1 is a kind of the schematic diagram of the section structure of the artificial swamp of two-way cloth stream of the invention；
Fig. 2 is a kind of top view of the artificial swamp of two-way cloth stream of the invention；
Fig. 3 is the structural schematic diagram of cloth flow table in the present invention；
Fig. 4 is that upward flow flows to schematic diagram in the present invention；
Fig. 5 be in the present invention under to stream flow to schematic diagram；
Fig. 6 is a kind of flow chart figure of the processing method of the artificial swamp of two-way cloth stream in the present invention；
Fig. 7 is the flow chart of sewage disposal stage in the present invention；
Fig. 8 is the flow chart of backwash stage in the present invention；
Wherein, 1 is water inlet pipe, and 2 be lower to flow tube road is spread, and 3 be upward flow cloth flow tube road, and 4 be that upward flow pipe goes out water control
Valve processed, 5 be lower to water control valve is flowed into, and 6 be upward flow control valve, and 7 be cloth flow table, and 8 be cloth discharge orifice, and 9 be wetland base
Matter, 10 be treatment region outlet pipe, and 11 be treatment region flowing water Valve, and 12 be control zone flowing water Valve, and 13 be the water outlet of cloth flow control area
Pipe, 14 be cloth flow control area, and 15 be wetland variation area, and 16 be wetland plant.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, the present invention is made into one with reference to the accompanying drawing
Step illustrates.
As depicted in figs. 1 and 2, a kind of artificial swamp of two-way cloth stream, including wetland variation area 15 and cloth flow control area 14,
Wetland Substrate 9 is loaded in wetland variation area 15 and plants wetland plant 16, the wetland variation area 15 and cloth flow control area 14
It is sequentially connected according to water (flow) direction；
15 laid inside of wetland variation area has two-way cloth flow tube road, and the two-way cloth flow tube road includes upward flow cloth stream
Pipeline 3 and lower to spreading flow tube road 2；
The upward flow cloth flow tube road 3 is layed in the middle part and lower part in wetland variation area 15, is covered in the plane entire wet
Ground treatment region 15；Upward flow control valve 6 is arranged in water inlet end in the upward flow cloth flow tube road 3, in the upward flow cloth stream
Cloth flow table 7 is laid on pipeline 3；The water outlet in the upward flow cloth flow tube road 3 is connected to cloth flow control area 14, and on described
To the water outlet for spreading flow tube road 3, upward flow pipe outlet water control valve door 4 is set；
It is described lower to the top spread flow tube road 2 and be layed in wetland variation area 15, it is evenly arranged at the wetland in the plane
Manage inside area 15, it is described it is lower cloth discharge orifice 8 is offered on flow tube road 2 to spreading, described lower to the water inlet end for spreading flow tube road 2
To flowing into water control valve 5 under setting；
Treatment region outlet pipe 10 is arranged in 15 top of wetland variation area, and installation process area is discharged on treatment region outlet pipe 10
Valve 11, the wetland variation area 15 are additionally provided with water inlet pipe 1, and the water inlet pipe 1 is connected to the upward flow cloth flow tube road 3 side by side
Water inlet end and lower to the water inlet end for spreading flow tube road 2；
Cloth flow control area outlet pipe 13 is set on 14 top of cloth flow control area, and is installed on cloth flow control area outlet pipe 13
Control zone flowing water Valve 12.
Preferably, the area of the artificial swamp is 20-200m2, the wetland depth of water should control in 1-2m, and wetland volume is total
Dischargeable capacity is 20-400m3.It is primarily adapted for use in the sanitary sewage disposal of rural area joint household or small-sized residential area.
The wetland variation area 15 is identical with the water outlet water level in cloth flow control area 14, and the volume in cloth flow control area 14 must not surpass
The 10% of 15 volume of over-wet land treatment region.
Described 3 points of multilayers in upward flow cloth flow tube road are laid, and interlamellar spacing takes 500-800mm, and entire treatment region is covered in plane.
The caliber in the upward flow cloth flow tube road 3 is not less than 30mm, and 1-3 is arranged in when layingoInclination angle under horizontal direction.Reinforce
Drainage flow performance.
As shown in figure 3, the 7 diameter D of cloth flow table is 50-150mm, the spacing between cloth flow table 7 is not more than 7 diameter of cloth flow table
8 times.
Equally distributed aperture is provided on the cloth flow table 7, the aperture of the aperture is 5-10mm.
It is described lower to spreading 2 caliber of flow tube road not less than 30mm, and the cloth discharge orifice 8 that diameter is 5-20mm is set, it is laid with high
Degree should be below the design head for the treatment of region and on Wetland Substrate 9.
The Wetland Substrate 9 includes sandstone, synthetic material and soil, using partial size in the homogeneous matrix of 3-5cm or selection
Matrix of the partial size in 0.5-15cm carries out layered configuration.
For the realization for cooperating the method for the present invention, it is based on identical inventive concept, the present invention also provides a kind of two-way cloth streams
Artificial swamp processing method, as shown in fig. 6, the treating method comprises step sewage disposal stage and backwash stage；
As shown in figs. 4 and 7, the sewage disposal stage comprising steps of
(1.1) it closes control zone flowing water Valve 12, is lower to water control valve 5 is flowed into, opening upward flow control valve 6 and place
Manage area's flowing water Valve 11；
(1.2) sewage enters upward flow cloth flow tube road 3 by water inlet pipe 1, and is flowed out by cloth flow table 7, at this moment water inlet flow direction
It will form the upward flow flowed from bottom to top, be evenly distributed in artificial swamp；
(1.3) after 16 purified treatment of Wetland Substrate 9 and wetland plant, sewage is flowed out from treatment region outlet pipe 10；
As shown in Figure 5 and Figure 8, the backwash stage comprising steps of
(2.1) after artificial wet land system runs a period of time, upward flow control valve 6 and treatment region flowing water Valve are closed
11, open control zone flowing water Valve 12 and lower to flowing into water control valve 5；
(2.2) sewage is entered lower to spreading flow tube road 2 from water inlet pipe 1, and by lower to the cloth discharge orifice spread on flow tube road 2
8 outflow, at this moment water inlet flow direction will form flow from top to bottom it is lower to stream；
(2.3) it accumulates tamper in wetland to be washed under the action of reverse flow on cloth flow table 7, tamper largely shuts off
On cloth flow table 7；
(2.4) tamper is transported to cloth flow control area 14 by upward flow cloth flow tube road 3 under reverse flow percussion,
It is collected and is discharged by cloth flow control area 14；
(2.5) after the tamper in wetland variation area 15 is removed, wetland is again introduced into sewage disposal stage.
In case study on implementation 1:
A kind of optimization design of the invention is the processing of the joint household sanitary sewage for the family 20-30, and processing unit volume is
50m2, the depth of water is set as 1.5m, and total dischargeable capacity is 75m3, wherein 14 volume of cloth flow control area is set as 5m3, remaining is at wetland
Area 15 is managed, treatment region outlet pipe 10, treatment region flowing water Valve 11, control zone flowing water Valve 12 and cloth is respectively set above the area Liang Ge
Flow control area outlet pipe 13.
It is laid with the upward flow cloth flow tube road 3 that diameter is 30mm in wetland variation area 15, is respectively spread at the middle part of wetland and lower part
If one layer of upward flow cloth flow tube road 3, interlamellar spacing 600mm, orientation lower 2 when upward flow cloth flow tube road 3 is laid withoInclination angle；Upward flow
The cloth flow table 7 that diameter is 60mm, the aperture that chisel diameter is 5mm on cloth flow table 7 are installed, disk spacing takes 360mm on cloth flow tube road 3.
To spreading flow tube road 2 under under the installation of 15 top of wetland variation area, caliber 30mm, chisel diameter is 5mm's on pipe
Cloth discharge orifice 8.
The sandstone (gravel size is gradually reduced from bottom to top) that setting partial size is 1-12cm in wetland variation area 15 is as wet
Ground matrix 9, and plant wetland plant 16.
When artificial swamp is set as upward flow processing sewage, control zone flowing water Valve 12, lower to flowing into water management is closed
Valve 5 opens upward flow control valve 6 and treatment region flowing water Valve 11.After sewage enters artificial wetland treatment area 15, it will into
Enter upward flow cloth flow tube road 3, is flowed out, be evenly distributed in artificial swamp by cloth flow table 7, microorganism in artificial swamp,
Plant, matrix etc. by absorption, decompose, filtering, absorb etc. processes, remove sewage in pollutant, after treatment, sewage from
Treatment region outlet pipe 10 flows out.
After artificial wet land system runs a period of time, due to the accumulation of inorganic matter, blocking easy to form, to prevent the feelings
Condition occurs, and after wetland upward flow operates 10-15 days, closes upward flow control valve 6 and treatment region flowing water Valve 11, opens control
Area's flowing water Valve 12 processed and lower to water control valve 5 is flowed into, at this moment water inlet flow direction will form flows from top to bottom.It is accumulated in wetland
Fine pollutants can be washed on cloth flow table 7 under the action of reverse flow, and the area of cloth flow table 7 is larger and the dirt with being washed
Dye object is closer, and according to shallow-layer theory, tamper can largely shut off on cloth flow table 7, pass through under reverse flow percussion
The end in upward flow cloth flow tube road 3 is transported to cloth flow control area 14, after being rinsed 1-2 days by reverse flow, wetland variation area 15
Tamper be substantially removed, then open and close respective valves, wetland made to be again introduced into sewage disposal stage.
Reasonable Arrangement by pipeline and cloth streaming system of the invention, the gravity and hydraulic pressure for taking full advantage of raw water come real
It is existing, no additional energy, convenient operation and management, tamper removal efficiency height.
In case study on implementation 2:
The implementation case basic structure is identical as case study on implementation 1, and in Optimal Parameters design, the implementation case is using processing
Device volume is 150m2, the depth of water is set as 2m, and total dischargeable capacity is 300m3, 14 volume of cloth flow control area is set as 10m3, remaining is
Treatment region outlet pipe 10, treatment region flowing water Valve 11, control zone flowing water Valve is respectively set in wetland variation area 15, the area Liang Ge top
12 and cloth flow control area outlet pipe 13.
It is laid with the upward flow cloth flow tube road 3 that diameter is 40mm in wetland variation area 15, upward flow cloth flow tube road 3 is in wetland
Middle part and lower part are respectively laid with one layer, interlamellar spacing 700mm, orientation lower 3 when upward flow cloth flow tube road 3 is laid withoInclination angle, and it is upper to
The cloth flow table 7 for installing that diameter is 100mm on flow tube road 3, the aperture that chisel diameter is 10mm on cloth flow table 7 are spread, disk spacing takes
600mm。
To spreading flow tube road 2 under the installation of 15 top of wetland variation area, caliber 40mm, the cloth that chisel diameter is 15mm on pipe
Discharge orifice 8.
The cut sand masonry that setting partial size is 3-4cm in wetland variation area 15 is Wetland Substrate 9, and plants wetland plant
16。
The implementation case artificial swamp can upward flow and it is lower be used alternatingly to stream, without by it is lower to stream as simple recoil
It washes one's hands section.When artificial swamp upward flow handles sewage, control zone flowing water Valve 12 is closed, is lower to water control valve 5 is flowed into, open
Upward flow control valve 6 and treatment region flowing water Valve 11.
After sewage enters artificial wetland treatment area 15, it will enter upward flow cloth flow tube road 3, flowed out by cloth flow table 7,
Even is distributed in artificial swamp, and after treatment, sewage is flowed out from treatment region outlet pipe 10.
After artificial wet land system runs a period of time, upward flow control valve 6 and treatment region flowing water Valve 11 are closed, is beaten
Open control zone flowing water Valve 12 and lower to water control valve 5 is flowed into, at this moment water inlet flow direction will form flows from top to bottom.It is formed vertical
Lower to artificial wetland, this artificial swamp method of operation is passed through above and below to flowing alternately and repeatedly, washes away journey to pollutant in wetland
Degree more thoroughly, is not easy the case where forming tamper accumulation, and sewage will do it vertical up/down to stream, level stream, table in wetland
Surface current, a variety of types of flow such as undercurrent, microorganism/plant/substrate different from wetland etc. are adsorbed, are decomposed, are filtered, are inhaled
The purification process such as receipts remove the pollutant in sewage, have preferable removal and clean-up effect to each pollutant.It improves and is
The detergent power of system and shock proof ability, improve effluent quality.Likewise, when wastewater influent water quality is preferable, it can be appropriate
Residence time and the treatment process for reducing sewage, each valve is opened, arrange sewage can after simple filtration treatment
It puts, increases the amount of sewage treatment, reduce the accumulation of each section sludge.Whole system is with strong points, and regulative mode is flexible.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.This reality invent claimed range by appended claims and
Its equivalent thereof.
Claims (7)
1. a kind of processing method of the artificial swamp of two-way cloth stream, which is characterized in that including wetland variation area (15) and cloth flow control
Area (14) processed is filled Wetland Substrate (9) in wetland variation area (15) and is planted wetland plant (16), the wetland variation area
(15) it is sequentially connected with cloth flow control area (14) according to water (flow) direction；
Wetland variation area (15) laid inside has two-way cloth flow tube road, and the two-way cloth flow tube road includes upward flow cloth flow tube
Road (3) He Xiaxiang spreads flow tube road (2)；
The upward flow cloth flow tube road (3) is layed in the middle part and lower part in wetland variation area (15), in the upward flow cloth flow tube
Upward flow control valve (6) are arranged in the water inlet end in road (3), are laid with cloth flow table (7) on the upward flow cloth flow tube road (3)；
The water outlet of the upward flow cloth flow tube road (3) is connected to cloth flow control area (14), and going out in the upward flow cloth flow tube road (3)
Upward flow pipe outlet water control valve door (4) are arranged in water end (W.E.)；
It is described lower to the top spread flow tube road (2) and be layed in wetland variation area (15), described lower to spreading on flow tube road (2)
Offer cloth discharge orifice (8), it is described it is lower be arranged to the water inlet end for spreading flow tube road (2) under to flowing into water control valve (5)；
Treatment region outlet pipe (10) are arranged in wetland variation area (15) top, and installation process area goes out on treatment region outlet pipe (10)
Penstock (11), the wetland variation area (15) are additionally provided with water inlet pipe (1), the water inlet pipe (1) be connected on described side by side to
Spread the water inlet end in flow tube road (3) and lower to the water inlet end for spreading flow tube road (2)；
Cloth flow control area outlet pipe (13) are set on cloth flow control area (14) top, and are pacified on cloth flow control area outlet pipe (13)
It fills control zone flowing water Valve (12)；
Cloth flow table (7) the diameter D is 50-150mm, and the spacing between cloth flow table (7) is not more than 8 times of cloth flow table (7) diameter；
It the treating method comprises step sewage disposal stage and backwash stage；
The sewage disposal stage comprising steps of
(1.1) control zone flowing water Valve (12), lower to flowing into water control valve (5) are closed, open upward flow control valve (6) and
Treatment region flowing water Valve (11)；
(1.2) sewage enters upward flow cloth flow tube road (3) by water inlet pipe (1), and is flowed out by cloth flow table (7), at this moment feed water flow
To will form the upward flow flowed from bottom to top, it is evenly distributed in artificial swamp；
(1.3) after Wetland Substrate (9) and wetland plant (16) purified treatment, sewage is flowed out from treatment region outlet pipe (10)；
The backwash stage comprising steps of
(2.1) after artificial wet land system runs a period of time, upward flow control valve (6) and treatment region flowing water Valve are closed
(11), it opens control zone flowing water Valve (12) He Xiaxiang and flows into water control valve (5)；
(2.2) sewage is entered lower to spreading flow tube road (2) from water inlet pipe (1), and by lower to the cloth stream spread on flow tube road (2)
Hole (8) outflow, at this moment water inlet flow direction will form flow from top to bottom it is lower to stream；
(2.3) it accumulates tamper in wetland to be washed under the action of reverse flow on cloth flow table (7), tamper largely shuts off
On cloth flow table (7)；
(2.4) tamper is transported to cloth flow control area (14) by upward flow cloth flow tube road (3) under reverse flow percussion,
It is collected and is discharged by cloth flow control area (14)；
(2.5) after the tamper of wetland variation area (15) is removed, wetland is again introduced into sewage disposal stage；
The processing method of artificial swamp makes full use of the gravity of sewage and different flow directions to be backwashed, and entire flushing process is not
Consume power, backwash utilize water inlet during the backwash process also can by wetland microorganism and plant treatment, reduce energy
Consumption, reduces secondary pollution during rinsing.
2. a kind of processing method of the artificial swamp of two-way cloth stream according to claim 1, which is characterized in that described artificial
The area of wetland is 20-200m2, the wetland depth of water should control in 1-2m, and the total dischargeable capacity of wetland volume is 20-400m3。
3. a kind of processing method of the artificial swamp of two-way cloth stream according to claim 2, which is characterized in that the wetland
Treatment region (15) is identical with the water outlet water level in cloth flow control area (14), and the volume in cloth flow control area (14) must not exceed wetland variation
The 10% of area (15) volume.
4. a kind of processing method of the artificial swamp of two-way cloth stream according to claim 1, which is characterized in that on described to
It spreads flow tube road (3) point multilayer to lay, interlamellar spacing takes 500-800mm.
5. a kind of processing method of the artificial swamp of two-way cloth stream according to claim 4, which is characterized in that on described to
Spread the caliber in flow tube road (3) not less than 30mm, inclination angle when laying under setting 1-3o horizontal direction.
6. a kind of processing method of the artificial swamp of two-way cloth stream according to claim 5, which is characterized in that the cloth stream
Equally distributed aperture is provided on disk (7), the aperture of the aperture is 5-10mm.
7. a kind of processing method of the artificial swamp of two-way cloth stream according to claim 1, which is characterized in that it is described it is lower to
Flow tube road (2) caliber is spread not less than 30mm, and the cloth discharge orifice (8) that diameter is 5-20mm is set, and being laid with height should be in treatment region
Design head below and on Wetland Substrate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610258999.9A CN105836891B (en) | 2016-04-25 | 2016-04-25 | A kind of artificial wetland with bidirectional flow distribution and its treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610258999.9A CN105836891B (en) | 2016-04-25 | 2016-04-25 | A kind of artificial wetland with bidirectional flow distribution and its treatment method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105836891A CN105836891A (en) | 2016-08-10 |
| CN105836891B true CN105836891B (en) | 2019-03-19 |
Family
ID=56589129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610258999.9A Active CN105836891B (en) | 2016-04-25 | 2016-04-25 | A kind of artificial wetland with bidirectional flow distribution and its treatment method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105836891B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110835164A (en) * | 2019-11-27 | 2020-02-25 | 南昌工程学院 | A two-way self-cleaning and anti-clogging composite vertical constructed wetland |
| CN111620522B (en) * | 2020-06-05 | 2021-10-26 | 中国水利水电科学研究院 | Sewage treatment system and method |
| CN111977794A (en) * | 2020-07-20 | 2020-11-24 | 南京沃德思环保科技有限公司 | Natural oxygenation constructed wetland processing apparatus |
| CN119528325B (en) * | 2024-12-06 | 2026-01-23 | 河海大学 | Automatic back flushing wetland system based on Tesla valve and construction method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102295388A (en) * | 2011-07-28 | 2011-12-28 | 农业部规划设计研究院 | Filter tank-soil groove ecological treating system and process for rural domestic sewage |
| CN205710090U (en) * | 2016-04-25 | 2016-11-23 | 农业部沼气科学研究所 | A kind of artificial swamp of two-way cloth stream |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101242378B1 (en) * | 2012-11-26 | 2013-03-15 | (주)이앤씨 | Back washing type apparatus for disposing non-point pollution source using floater |
-
2016
- 2016-04-25 CN CN201610258999.9A patent/CN105836891B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102295388A (en) * | 2011-07-28 | 2011-12-28 | 农业部规划设计研究院 | Filter tank-soil groove ecological treating system and process for rural domestic sewage |
| CN205710090U (en) * | 2016-04-25 | 2016-11-23 | 农业部沼气科学研究所 | A kind of artificial swamp of two-way cloth stream |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105836891A (en) | 2016-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204151144U (en) | The artificial wet land treating system of river training water quality | |
| CN102359172B (en) | City life residential area rainwater shunting, collecting and disposal system | |
| CN103274529B (en) | A kind of apparatus and method extending the composite vertical current artificial wetland length of service | |
| CN101638264B (en) | Sponge anti-clogging strengthening compound flow constructed wetland domestic sewage treatment device | |
| CN101638288A (en) | Filtration-fabric anti-clogging strengthening compound flow constructed wetland domestic sewage treatment system | |
| CN105836891B (en) | A kind of artificial wetland with bidirectional flow distribution and its treatment method | |
| CN102247728A (en) | First rain treatment system | |
| CN108797756A (en) | Rain penetration purifies savings system in a kind of landscape planting | |
| CN106745761A (en) | Process the improved surface artificial wetland of agricultural surface runoff pollutant | |
| CN116425346A (en) | Rural domestic sewage treatment device and method of unpowered buried vertical flow wetland | |
| CN210887511U (en) | An initial rainwater diversion and pollution control system | |
| CN110642481B (en) | Domestic sewage integrated treatment system suitable for villages and its treatment method | |
| CN106430600A (en) | Sewage treatment system convenient to maintain based on constructed wetlands | |
| CN205151906U (en) | Constructed wetland sewage treatment system and box | |
| CN206051693U (en) | Intend pipeline water-purifying system | |
| CN107162200A (en) | A kind of artificial wet land system for purifying the roof rain water containing laundrywastes | |
| CN103395949B (en) | Method for treating sewage by using artificial wetland | |
| CN111115980A (en) | A high-efficiency underflow constructed wetland system and its sewage treatment method | |
| CN103951136B (en) | A kind of balcony waste water, early-stage rainwater cleaner and purifying method being applied to Storm Sewer Network | |
| CN103215985B (en) | Residential rainwater utilization system based on secondary diversion of rain and sewage | |
| CN206562633U (en) | A kind of urban rainwater pipeline purifies collection device | |
| CN100400439C (en) | An artificial wetland for sewage treatment | |
| CN204275631U (en) | A kind of rain sewage full-automatic filter | |
| CN203768181U (en) | Balcony wastewater and initial rainwater purifier applied to rainwater pipe network | |
| CN117534219A (en) | Rice field terminal water discharge treatment system and treatment process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |