CN106745763A - The landscape overflow channel and its method of work of a kind of two-way purification - Google Patents

The landscape overflow channel and its method of work of a kind of two-way purification Download PDF

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Publication number
CN106745763A
CN106745763A CN201611077253.4A CN201611077253A CN106745763A CN 106745763 A CN106745763 A CN 106745763A CN 201611077253 A CN201611077253 A CN 201611077253A CN 106745763 A CN106745763 A CN 106745763A
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channel
landscape
gate
positive
water
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CN106745763B (en
Inventor
徐波
刘鹏程
高琛
陆伟刚
姚天雯
毕超
袁程
孙膑
吴月
许伟健
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Yangzhou University
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Yangzhou University
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    • 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
    • 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
    • C02F3/02—Aerobic processes
    • C02F3/10—Packings; Fillings; Grids
    • C02F3/105—Characterized by the chemical composition
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B5/00—Artificial water canals, e.g. irrigation canals
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B5/00—Artificial water canals, e.g. irrigation canals
    • E02B5/08—Details, e.g. gates, screens
    • E02B5/082—Closures
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B5/00—Artificial water canals, e.g. irrigation canals
    • E02B5/08—Details, e.g. gates, screens
    • E02B5/087—Divisors
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/105—Phosphorus compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • 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

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Civil Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biotechnology (AREA)
  • Botany (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Biological Treatment Of Waste Water (AREA)

Abstract

A kind of landscape overflow channel of two-way purification, including enter（Go out）Water channel road, first and second water drainage gate, first and second reverse landscape channel gate, first and second positive landscape channel gate；Enter（Go out）First, second, third and fourth dividing pier is set gradually along water (flow) direction between the first and second side wall in water channel road, first and second reverse landscape channel is formed between the first side wall and the first dividing pier, between the 4th dividing pier and second sidewall respectively；First and second positive landscape channel is formed between first and second dividing pier, between third and fourth dividing pier respectively；Described first and second reverse landscape channel gate is respectively provided with the first and second reverse landscape channel；Described first and second positive landscape channel gate is respectively provided with first and second positive landscape channel；The first and second water drainage gate is respectively provided between second and third dividing pier corresponding end.The invention also discloses the method for work of above-mentioned channel.The present invention cleverly realizes the two-way water purification of landscape channel using gate, and biological ball can upgrade in time replacement, and take into account water drainage, symmetrical configuration, attractive in appearance, easy to maintenance.

Description

The landscape overflow channel and its method of work of a kind of two-way purification
Technical field
The present invention relates to a kind of landscape channel, and in particular to a kind of for the landscape overflow channel of two-way purification and its work Method.
Background technology
Current at sight spot often have exceeded heavy-metal residual and residue of pesticide, need to take into account attractive in appearance again, thus need Want some landscape channels to purify current, now with the mode of purification current mainly have several as follows：The first is a kind of row Water filtration landscape channel, discharge conduit is arranged on the top of cistern side, and rubble mistake is set in discharge conduit inside bottom Filtering layer, arranges drainpipe in rubble filter layer, drainage pipe end extends to drainage ditch outside and points to cistern.Rubble filter layer Upper setting division board, sets filter screen on division board, and filter screen top sets soil.Rainwater is flowed in discharge conduit, by soil, Screen pack, rubble filter layer enter cistern by drainpipe, it is ensured that the cleanliness at cistern water source.Second is a kind of light and shade The gutter of double-decker is used for field irrigation and drainage system, and mainly including open drain, seugh, open drain is square Shape concrete structure, side wall is provided with discharge outlet, and covered conduit is in bright ditch lower section, is shaped as filling in rectangle, seugh groove Rubble, rubble is wrapped up with geotextiles.
Both the above water purification mode mainly has following some deficiency：First way is disadvantageous in that it can only filter one The larger debris of a little volumes, for the agricultural chemicals being dissolved in water, heavy metal can not play a part of filtration, purification, and side will match somebody with somebody The constraints for having cistern to receive is more and cannot drain flooded fields；Second device although it is contemplated that water drainage but filtration system is relatively single One, the effect of adsorption cleaning cannot be accomplished to the harmful substance in water.
The content of the invention
The purpose of the present invention is to solve the shortcomings of the prior art, there is provided a kind of landscape of simple and practical two-way purification overflows Stream channel and its method of work, the present invention control two-way purification of the landscape channel to sewage using gate, and simple structure is easy to Control, can effectively realize absorption to heavy metal in sewage, purification, the present invention can decontamination purification, and can drain flooded fields.
First purpose of the invention is to provide a kind of landscape overflow channel of two-way purification, a kind of landscape of two-way purification Overflow channel, including enter（Go out）Water channel road, it is characterized in that, it is provided with first and second water drainage gate, first and second reverse landscape channel lock Door, first and second positive landscape channel gate；Enter（Go out）Between the first and second side wall in water channel road is set gradually along water (flow) direction First, two, three, four dividing pier, first, second, third and fourth dividing pier with enter（Go out）It is be arranged in parallel between the first and second side wall in water channel road；First First and second reverse landscape channel is formed between side wall and the first dividing pier, between the 4th dividing pier and second sidewall respectively；First and second First and second positive landscape channel is formed between dividing pier, between third and fourth dividing pier respectively；It is forward and inverse to be respectively overflow to landscape channel Weir structure, it is forward and inverse opposite to landscape channel direction；
Described first and second reverse landscape channel gate is respectively provided with the first and second reverse landscape channel；First and second is positive Described first and second positive landscape channel gate is respectively provided with landscape channel；Institute is respectively provided between second and third dividing pier corresponding end State first and second water drainage gate.
Preferably, the described first reverse landscape channel gate, the first positive landscape channel gate are located at described first respectively The two ends of dividing pier；Second reverse landscape channel gate, the second positive landscape channel gate are respectively positioned at the two of the 4th dividing pier End；First and second reverse landscape gate is symmetrical arranged；First and second positive landscape gate is symmetrical arranged.
Preferably, it is described enter（Go out）First and second baffle wall is provided with water channel road, the first baffle wall is arranged on the first water drainage lock Outer side of door, the second baffle wall is arranged on the second water drainage gate outside, and first and second baffle wall is symmetrical arranged.
Preferably, if forward and inverse biological ball purifying area, the water plant being arranged side by side including dried layer to landscape channel Area；Built with biological ball, water plant area plants built with matrix, in matrix water plant to the biological ball purifying area；It is positive Landscape channel is located at first and second positive landscape channel gate influent side, positive landscape channel from positive landscape channel gate by As little as high setting；Reverse landscape channel is located at first and second reverse landscape channel gate influent side, the certainly positive scape of reverse landscape channel Channel gate is seen to set from low to high.
Preferably, the biological ball is by polyolefin plastics skeleton and the soft cellulose filler structure with hydroformylation fibre synthetic fibre as material Into biological ball specific surface area is 2500 ~ 4000m2/m3, density is 3.5 ~ 7.0kg/m3, a diameter of 5cm.
Preferably, the biological ball surface adheres to one layer of biomembrane.
Preferably, the biological ball purifying area bottom is provided with filter screen.
Second object of the present invention is to provide the method for work of the landscape overflow channel of above-mentioned two-way purification, when sewage from During from left to right stream, first and second water drainage gate and first and second reverse landscape channel gate are put down into dash during filter sewage, opened First and second positive landscape channel gate, the channel where sewage from first and second positive landscape channel gate flows through, place landscape Channel right low left high, sewage overflow from high to lower flows through biological ball purifying area and water plant area, successively overflow, fully Purification；
When sewage flows from right to left, first and second water drainage gate and first and second positive landscape channel gate are put during filter sewage Lower dash, opens first and second reverse landscape channel gate, and channel where sewage from first and second reverse landscape channel gate flows through, Conversely, being left low right height when place landscape channel structure is with positive water purification, water purification mode is identical with positive water purification；
First and second reverse landscape channel gate and first and second positive landscape channel gate are closed when water drainage is needed, the is opened First, two water drainage gates can smoothly drain flooded fields.
Compared with prior art, the present invention has the following effects that：
First, the present invention include into（Go out）Water channel road, baffle wall, water drainage gate, reverse landscape channel gate, positive landscape channel Gate, biological ball purifying area, biological ball, water plant, matrix.It is specific as follows：Landscape channel is overflow-type channel, is divided into 3 Layer.When sewage flows from left to right, water drainage gate and reverse landscape channel gate are put down into dash during filter sewage, open positive Landscape channel gate, the channel where sewage from positive landscape channel gate flows through, place landscape channel right low left high, sewage from Eminence flows through biological ball purifying area and water plant area to lower overflow, and successively overflow is sufficiently cleaned up.If conversely, sewage is from the right side When flowing to the left, water drainage gate and positive landscape channel gate are put down into dash during filter sewage, open reverse landscape channel gate, Sewage flows through from channel where reverse landscape channel gate, conversely, being the left low right side when place landscape channel structure is with positive water purification Height, water purification mode is identical with positive water purification.Reverse landscape channel gate and positive landscape channel gate are closed when water drainage is needed, Opening water drainage gate can smoothly drain flooded fields.
Second, biological ball is constituted it and is compared table by polyolefin plastics skeleton with the soft cellulose filler with hydroformylation fibre synthetic fibre as material Areal extent is 2500 ~ 4000m2/m3, density is 3.5 ~ 7.0kg/m3, the biological a diameter of 5cm of ball purifying ball.In order to further increase Strong dirt-removing power, one layer of biomembrane is adhered in biological ball surface, it is possible to reduce the material such as organic matter, nitrogen, phosphorus in sewage contains Amount.When biological ball purifying area arranges biological ball, a metafiltration net can be arranged by biological ball purifying area now, when biological ball uses one When needing to change after the section time, filter screen pull-up can be changed biological ball.
3rd, 1, the present invention control two-way purification of the landscape channel to sewage using gate, simple structure is easy to control System.2nd, the present invention can effectively realize absorption, the purification to heavy metal in sewage.3rd, the present invention can decontamination purification, and can arrange Flood.Positive landscape channel gate is opened when normal use, it is to be capable of achieving just to close water drainage gate and reverse landscape channel gate To water purification, reverse landscape channel gate is opened when reverse water purification is needed, close the positive full channel gate of scape and water drainage pounds the door i.e. Can.Positive landscape channel gate and reverse landscape channel gate are closed when needing to be drained flooded fields, water drainage gate is opened.4、 Symmetrical configuration, good appearance.
Brief description of the drawings
Fig. 1 is a kind of top view of the landscape overflow channel of two-way purification of the present invention；
Fig. 2 is a kind of positive landscape channel sectional view of the landscape overflow channel of two-way purification of the present invention；
Fig. 3 is a kind of reverse landscape channel sectional view of the landscape overflow channel of two-way purification of the present invention；
In figure：1 Inlet and outlet water channel, 21 first baffle walls, 22 second baffle walls, 31 first water drainage gates, 32 second water drainage gates, 41 first reverse landscape channel gates, 42 second reverse landscape channel gates, 51 first positive landscape channel gates, 52 second are just To landscape channel gate, 6 biological ball purifying areas, 7 biological balls, 8 water plants, 9 matrix, the first side wall 11, the first dividing pier 12, the Two dividing piers 13, the 3rd dividing pier 14, the 4th dividing pier 15, second sidewall 16.
Specific embodiment
Technical solution of the present invention is described in detail below, but protection scope of the present invention is not limited to and the implementation Example.
Embodiment：
A kind of landscape overflow channel of two-way purification, including the water drainage gate 31,32, first and second of Inlet and outlet water channel 1, first and second is inverse To the positive landscape channel gate 51,52 of landscape channel gate 41,42, first and second.
Between first and second side wall 11,16 of Inlet and outlet water channel 1 first, second, third and fourth dividing pier is set gradually along water (flow) direction 12nd, 13,14,15, put down between first, second, third and fourth dividing pier 12,13,14,15 and first and second side wall 11,16 of Inlet and outlet water channel 1 Row is set；It is inverse that first and second is formed respectively between the dividing pier 12 of the first side wall 11 and first, between the 4th dividing pier 15 and second sidewall 16 To landscape channel；First and second positive landscape canal is formed between first and second dividing pier 12,13, between third and fourth dividing pier 14,15 respectively Road；It is forward and inverse to be respectively overflow weir structure to landscape channel, it is forward and inverse opposite to landscape channel direction；
Described first and second reverse landscape channel gate 41,42 is respectively provided with the first and second reverse landscape channel；First and second Described first and second positive landscape channel gate 51,52 is respectively provided with positive landscape channel；Second and third dividing pier 13,14 corresponding ends Between be respectively provided with it is described first and second water drainage gate 31,32.
First the 41, first positive landscape channel gate 51 of reverse landscape channel gate is respectively positioned at first dividing pier 12 Two ends；Second the 42, second positive landscape channel gate 52 of reverse landscape channel gate is respectively positioned at the two of the 4th dividing pier 15 End；First and second reverse landscape gate 41,42 is symmetrical arranged；First and second positive landscape gate 51,52 is symmetrical arranged.
First and second baffle wall 21,22 is provided with Inlet and outlet water channel 1, the first baffle wall 21 is arranged on the first water drainage gate 31 Outside, the second baffle wall 22 is arranged on the outside of the second water drainage gate 31,32, and first and second baffle wall 21,22 is symmetrical arranged.
If forward and inverse include biological ball purifying area 6, water plant area that dried layer is arranged side by side to landscape channel；The life Built with biological ball, water plant area plants built with matrix, in matrix water plant to thing ball purifying area 6；Positive landscape channel Positioned at first and second positive landscape channel gate 51,52 influent sides, positive landscape channel is from positive landscape channel gate by as little as High setting；Reverse landscape channel is located at first and second reverse landscape channel gate 41,42 influent sides, and reverse landscape channel is certainly positive Landscape channel gate rises and sets from low to high.
Biological ball 7 is made up of polyolefin plastics skeleton with the soft cellulose filler with hydroformylation fibre synthetic fibre as material, and biological ball 7 compares Surface area is 2500 ~ 4000m2/m3, density is 3.5 ~ 7.0kg/m3, a diameter of 5cm.
Biological ball 7 surface attachment, one layer of biomembrane.
The biological bottom of ball purifying area 6 is provided with filter screen.
The method of work of the landscape overflow channel of above-mentioned two-way purification, when sewage flows from left to right, will during filter sewage The reverse landscape channel gate 41,42 of first and second water drainage gate 31,32 and first and second puts down dash, opens first and second positive scape Channel gate 51,52 is seen, the channel where sewage from first and second positive landscape channel gate 51,52 flows through, place landscape channel Right low left high, sewage overflow from high to lower flows through biological ball purifying area and water plant area, and successively overflow is sufficiently cleaned up；
When sewage flows from right to left, by the positive landscape channel of first and second water drainage gate 31,32 and first and second during filter sewage Gate 51,52 puts down dash, opens first and second reverse landscape channel gate 41,42, and sewage is from first and second reverse landscape channel Gate 41,42 place channels flow through, conversely, being left low right height when place landscape channel structure is with positive water purification, water purification mode with Positive water purification is identical；
Closed when water drainage is needed the positive landscape channel gate 51 of first and second reverse landscape channel gate 41,42 and first and second, 52, opening first and second water drainage gate 31,32 can smoothly drain flooded fields.
As Figure 1-3, a kind of landscape overflow channel of two-way purification, including 1 Inlet and outlet water channel, 2 baffle walls, 3 water drainages Gate, 4 reverse landscape channel gates, 5 positive landscape channel gates, 6 biological ball purifying areas, 7 biological balls, 8 water plants, 9 bases Matter, as shown in Figure 1, 2, 3.The present invention controls current by gate, 7 biological balls in 6 biological ball purifying areas, water plant area On the outside of 6 biological ball purifying areas, there are 8 water plants in water plant area thereon built with 9 matrix.Current are purified by 6 biological balls Water plant area is overflowed to after area's purification, by overflow after the absorption of water plant to next layer, next layer and last layer structure, Function phase is same, is successively purified with this.
Described 6 biological ball purifying areas and water plant area can reach in same layer according to the actual situation increase and decrease number of plies To different clean-up effects.When placing 7 biological ball in 6 biological ball purifying areas, a metafiltration net is first placed, when biological ball needs more When new, changed by lifting filter screen.
5 positive landscape channel gates are opened when normal use, 3 water drainage gates is closed and 4 reverse landscape channel gates is Forward direction water purification is capable of achieving, 4 reverse landscape channel gates are opened when reverse water purification is needed, close 5 positive landscape channel gates and 3 Water drainage gate.5 positive landscape channel gates and 4 reverse landscape channel gates are closed when needing to be drained flooded fields, 3 rows are opened Flooded gate.
The absorption that the present invention first passes through 8 biological balls realizes the catharsis to current with successively overflow, then by gate Control realize two-way water purification, the water drainage function of channel is taken into account finally by 3 water drainage gates.
Although as described above, having been represented with reference to specific preferred embodiment and having described the present invention, it must not be explained Limitation of the present invention, do not depart from appended claims definition the spirit and scope of the present invention on the premise of, can to its Various changes can be made in form and in details.

Claims (8)

1. the landscape overflow channel of a kind of two-way purification, including enter（Go out）Water channel road（1）, it is characterized in that, it is provided with first and second water drainage Gate（31、32）, first and second reverse landscape channel gate（41、42）, first and second positive landscape channel gate（51、52）；Enter （Go out）Water channel road（1）First and second side wall（11、16）Between set gradually first, second, third and fourth dividing pier along water (flow) direction（12、 13、14、15）, first, second, third and fourth dividing pier（12、13、14、15）With enter（Go out）Water channel road（1）First and second side wall（11、16） Between be arranged in parallel；The first side wall（11）With the first dividing pier（12）Between, the 4th dividing pier（15）With second sidewall（16）Between point Xing Cheng not first and second reverse landscape channel；First and second dividing pier（12、13）Between, third and fourth dividing pier（14、15）Between respectively shape Into first and second positive landscape channel；It is forward and inverse to be respectively overflow weir structure to landscape channel, it is forward and inverse to landscape channel towards phase Instead；
Described first and second reverse landscape channel gate is respectively provided with the first and second reverse landscape channel（41、42）；Firstth, Described first and second positive landscape channel gate is respectively provided with two positive landscape channels（51、52）；Second and third dividing pier（13、14） The first and second water drainage gate is respectively provided between corresponding end（31、32）.
2. the landscape overflow channel of a kind of two-way purification according to claim 1, it is characterized in that, the first reverse landscape Channel gate（41）, the first positive landscape channel gate（51）First dividing pier is located at respectively（12）Two ends；Second is reverse Landscape channel gate（42）, the second positive landscape channel gate（52）The 4th dividing pier is located at respectively（15）Two ends；Firstth, Two reverse landscape gates（41、42）It is symmetrical arranged；First and second positive landscape gate（51、52）It is symmetrical arranged.
3. the landscape overflow channel of a kind of two-way purification according to claim 1 and 2, it is characterized in that, it is described enter（Go out）Water Channel（1）Inside it is provided with first and second baffle wall（21、22）, the first baffle wall（21）It is arranged on the first water drainage gate（31）Outside, the Two baffle walls（22）It is arranged on the second water drainage gate（31、32）Outside, first and second baffle wall（21、22）It is symmetrical arranged.
4. the landscape overflow channel of a kind of two-way purification according to claim 3, it is characterized in that, it is described forward and inverse to landscape If channel includes the biological ball purifying area that dried layer is arranged side by side（6）, water plant area；The biological ball purifying area（6）It is built-in There is biological ball, water plant area plants built with matrix, in matrix water plant；It is positive that positive landscape channel is located at first and second Landscape channel gate（51、52）Influent side, positive landscape channel is set from low to high from positive landscape channel gate；Reverse scape See channel and be located at first and second reverse landscape channel gate（41、42）Influent side, the certainly positive landscape channel gate of reverse landscape channel Rise and set from low to high.
5. the landscape overflow channel of a kind of two-way purification according to claim 4, it is characterized in that, the biological ball（7）By Polyolefin plastics skeleton is constituted with the soft cellulose filler with hydroformylation fibre synthetic fibre as material, biological ball（7）Specific surface area be 2500 ~ 4000m2/m3, density is 3.5 ~ 7.0kg/m3, a diameter of 5cm.
6. the landscape overflow channel of a kind of two-way purification according to claim 5, it is characterized in that, the biological ball（7）Table One layer of biomembrane is adhered in face.
7. the landscape overflow channel of a kind of two-way purification according to claim 6, it is characterized in that, the biological ball purifying area （6）Bottom is provided with filter screen.
8. the method for work of the landscape overflow channel of the two-way purification any one of claim 1-7, it is characterized in that, it is described Method is：When sewage flows from left to right, by first and second water drainage gate during filter sewage（31、32）With first and second reverse landscape Channel gate（41、42）Dash is put down, first and second positive landscape channel gate is opened（51、52）, sewage is positive from first and second Landscape channel gate（51、52）The channel at place flows through, place landscape channel right low left high, sewage overflow from high to lower, Biological ball purifying area and water plant area are flowed through, successively overflow is sufficiently cleaned up；
When sewage flows from right to left, by first and second water drainage gate during filter sewage（31、32）With first and second positive landscape canal Road gate（51、52）Dash is put down, first and second reverse landscape channel gate is opened（41、42）, sewage is from first and second reverse scape See channel gate（41、42）Place channel flows through, conversely, being left low right height when place landscape channel structure is with positive water purification, only Water mode is identical with positive water purification；
First and second reverse landscape channel gate is closed when water drainage is needed（41、42）With first and second positive landscape channel gate （51、52）, open first and second water drainage gate（31、32）Can smoothly drain flooded fields.
CN201611077253.4A 2016-11-30 2016-11-30 Landscape overflow channel with bidirectional purification function and working method thereof Active CN106745763B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103086570A (en) * 2013-01-15 2013-05-08 天津大学 Farmland non-point pollution stepped undercurrent dam ecological purification ditch system
CN203845863U (en) * 2014-04-24 2014-09-24 南大（常熟）研究院有限公司 Artificial wetland with bidirectional water flow regulation
CN104773914A (en) * 2015-04-01 2015-07-15 东南大学 Collecting and treating device for rural disordered-emission sewage
CN206467038U (en) * 2016-11-30 2017-09-05 扬州大学 A kind of landscape overflow channel of two-way purification

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103086570A (en) * 2013-01-15 2013-05-08 天津大学 Farmland non-point pollution stepped undercurrent dam ecological purification ditch system
CN203845863U (en) * 2014-04-24 2014-09-24 南大（常熟）研究院有限公司 Artificial wetland with bidirectional water flow regulation
CN104773914A (en) * 2015-04-01 2015-07-15 东南大学 Collecting and treating device for rural disordered-emission sewage
CN206467038U (en) * 2016-11-30 2017-09-05 扬州大学 A kind of landscape overflow channel of two-way purification

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