CN105948378A - Farmland drainage ditch with built-in sewage purification system - Google Patents
Farmland drainage ditch with built-in sewage purification system Download PDFInfo
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- CN105948378A CN105948378A CN201610269216.7A CN201610269216A CN105948378A CN 105948378 A CN105948378 A CN 105948378A CN 201610269216 A CN201610269216 A CN 201610269216A CN 105948378 A CN105948378 A CN 105948378A
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B11/00—Drainage of soil, e.g. for agricultural purposes
- E02B11/005—Drainage conduits
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
-
- 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
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/121—Multistep treatment
-
- 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
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Agronomy & Crop Science (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
A farmland drainage ditch with a built-in sewage purification system includes a drainage ditch outer wall, remediation pools, grilling interception nets, a pedestrian aisle, connecting pipes and a terminal water pump. The drainage ditch outer wall is prepared by pouring sand-free concrete, and the cross section is shaped as an inverted trapezoid. Each remediation pool is divided into an upper-part phytoremediation zone and a lower-part activated sludge remediation zone and includes a pool wall, a transverse separation wall, a vertical separation wall, aerators, a bottom water inlet, a bottom water outlet and an up-and-down communication port. The grilling interception nets are made of stainless steel materials and are each located in a first plant cultivation zone where each farmland is connected with the corresponding remediation pool. The pedestrian aisle is racked onto the drainage ditch through selection of wood plates or iron plates, and corresponds to field ridges between the farmlands. The connection pipes are plastic round pipes and are located at the bottoms of the remediation pools. The terminal water pump is near a river, and pumps water from the river for irrigating the farmlands. During cleaning of the remediation pools, the terminal water pump is turned on, and the entire remediation pools are back flushed.
Description
Technical field
The present invention relates to water environment treatment and sewage recovery technique basin, farmland, a kind of built-in sewage is clean
The farmland drainage ditch of change system.
Background technology
Agricultural is exactly the basis of national economy since ancient times, in order to realize China's economic liftoff and comprehensive strength
Improve.Agricultural development road is being explored always by China, and in agricultural science and technology, economic and social various aspects all
Achieve great achievement.But due to sewage irrigation, arbitrarily discharge farmland sewage, to agricultural land soil and periphery river
The most serious environmental pollution is caused in territory.The rainfall runoff of two sides, farmland water-break and some other sewage discharge
Cause polluter accumulation in water environment so that the pollution level in river constantly increases the weight of, water environment day
Gradually deteriorating, human settlement's mass the most progressively declines.
The method of water pollution control mainly has Physical, chemical method and restoration of the ecosystem method, and every kind of method has excellent
Point and strong point, there is also deficiency and defect.
Chinese patent " a kind of system repaired for farmland pollution soil stabilization " (application number:
CN201420553891.9) disclose a kind of for farmland pollution soil stabilization prosthetic device, for original place
Farmland pollution soil is repaired, not yet occurs being specifically designed for the related side that farmland effluent sewerage carries out administering
Method.
Along with the understanding of ecological environment is improved by people day by day, farmland water pollution problems increasingly receives publicity,
People start to respect and protect the natural character in river and ecological functions, the premise let out under ensureing security against flood
Under, by using some complex repairation technology and method to recover physical feature and the bio-diversity in river, wound
Produce the Waterfront Space being rich in temperament and interest in the Nature, it is achieved people and the harmonious development in river.Therefore dirty to farmland
Water processes and becomes the most important.
Summary of the invention
The technical problem to be solved in the present invention is: in order to overcome and solve farmland effluent sewerage to periphery river basin
Pollution problem, the present invention provide a kind of simple to operate, invest the agriculture of less a kind of built-in sewage purification system
The pollution pollutant that some volumes are bigger can be intercepted by gutter, field, also can purify and discharge from farmland
Sewage, and can maintenance beautify gutter, reach the harmony in farmland and gutter.
The technical solution adopted for the present invention to solve the technical problems is: the built-in sewage purification of one of the present invention
The farmland drainage ditch of system includes: gutter outer wall, reparation pond, grid intercept net, People's Bank of China passageway, connection
Pipe and terminal water pump.
Described gutter outer wall is poured by non-fine concrete along farmland orientation and makes, length and farmland beam overall
Carrying identical, the degree of depth is 1m.Cross section becomes inverted trapezoidal shape.Gutter outer wall is less than cofferdam, farmland 0.2m.
Described reparation pond is total to several, with every piece of farmland one_to_one corresponding.Repair pond and be divided into phytoremediation district and work
Property mud repair district upper and lower two parts.Each reparation pond includes: pool wall, across bulkhead, vertical partition wall,
Aeration head, bottom water inlet, bottom outlet, upper and lower connected entrance and activated sludge adding tube.
Described pool wall, using gutter outer wall as two pool walls in each reparation pond, additionally two sides pool wall is by nothing
Sand concrete pours that to make length identical with corresponding farmland width.
Described across bulkhead, is cut into by fragment of brick, is parallel at the bottom of pond, 0.3m at the bottom of distance pond.Plant the 4th plant
Training leaves opening at district, becomes circular hole, a diameter of 0.1m, repairs district as plant culture district and activated sludge
Connected entrance up and down.
Described vertical partition wall, totally 3 pieces, according to away from grid intercept net be from the close-by examples to those far off respectively first vertically every
Wall, the second vertical partition wall and the 3rd vertical partition wall, three vertical partition walls are cut into by fragment of brick, are positioned at plant and repair
Multiple district, distinguishes phytoremediation and is divided into the first plant culture district, the second plant culture district, the 3rd plant culture
District and the 4th plant culture district.Every vertical partition wall is parallel to field direction, farmland and disposes, and is spaced equal, phase
The most parallel.First vertical partition wall, leaves opening in the side remote apart from farmland, and the second vertical partition wall is in distance
Opening is left near side, farmland, and opening is left in the 3rd vertical partition wall side remote in distance farmland.
Described aeration head, several, it is evenly distributed on activated sludge and repairs bottom district.
Described bottom water inlet, becomes circular hole, a diameter of 0.1m, is positioned at activated sludge and repairs bottom district left
Side, repairs activated sludge reparation district, pond by connecting tube with upper level and is connected.
Described bottom outlet, becomes circular hole, a diameter of 0.1m, is positioned at activated sludge and repairs district's bottom, right
Side, repairs activated sludge reparation district, pond by connecting tube with next stage and is connected.
Described upper and lower connected entrance, is positioned on across bulkhead, becomes circular hole, a diameter of 0.1m.Built-in rustless steel
Screen cloth, mesh size 2.9mm, string diameter 0.71mm.The circle of one a diameter of 0.1m is set on connected entrance up and down
Shape cement lid, cement lid pours leader, facilitates staff to move cement lid.
Described activated sludge adding tube, top is plastics inverted trapezoidal openings, increases and adds open area, and bottom is
Plastic round tube, stretches into activated sludge absorption district by upper and lower connected entrance.By activated sludge adding tube to activity
Sludge absorption district adds activated sludge.
Described grid intercepts net, is made up of stainless steel material, wide 0.3m, high 0.2m.Cross bar center distance
100mm；Band steel center distance 30mm；Band steel thickness is 5mm；Band steel width is 25mm.It is positioned at
Every piece of farmland connects the first plant culture district repairing pond of its correspondence.
Described People's Bank of China passageway, select plank or iron plate frame to gutter, across gutter, and between farmland
Field is corresponding, facilitates management and pedestrian's walking of system.
Described connecting tube, for plastic round tube, a diameter of 0.1m.It is positioned at bottom reparation pond, connects adjacent two-stage
Repair activated sludge bottom pond and repair district.
Described terminal water pump, closes on river bank, draws water from a rvier, irrigate farmland.Pond is repaired cleaning
Time, open terminal water pump, whole reparation pond is carried out backwash.
The invention has the beneficial effects as follows, from the sewage in farmland, intercept net through respective grid and enter corresponding
Reparation pond in, through grid intercept net time, by some bulk plastic, mud, stone intercept, it is achieved
Primary filter.Sewage through primary filter enters repairs the first plant culture district, pond, due to first vertically every
Wall, the second vertical partition wall and the obstruct of the 3rd vertical partition wall, make sewage sequentially pass through the first plant culture district,
Second plant culture district, the 3rd plant culture district and the 4th plant culture district, make sewage with plant contact more
Fully.Under normal circumstances, the cement lid at upper and lower connected entrance is in open mode.Repair through phytoremediation district
Multiple sewage, by the stainless steel mesh at upper and lower connected entrance, filters out some tiny silts in phytoremediation district
Mud, enters activated sludge and repairs district, repairs district through activated sludge, and the material such as nitrogen in sewage, phosphorus is lived
Property sludge absorption.Aeration head aeration, can maintain air effectively to contact with water, keeps certain molten in water
Solve oxygen concentration.Produce enough stirring immixtures in aeration zone, promote circulating of water, it is achieved activity
Mud mixes with being fully contacted of waste water.Maintain mixed liquor to have certain movement velocity, make activated sludge exist
Mixed liquor remains suspended state.Sewage after activated sludge absorption passes through bottom outlet, enters
Enter next stage and repair activated sludge reparation district, pond.If activated sludge need to be repaired district to be carried out, can close each
Cement lid in individual reparation pond, open a terminal water pump, to repairing pond recoil, thus reaches to clear up activated sludge
Repair the effect in district.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the overall schematic of the specific embodiment of embodiment 1；
Fig. 2 be embodiment 1 specific embodiment in repair the top view in pond；
Fig. 3 be embodiment 1 specific embodiment in repair the front view in pond；
Fig. 4 is the overall schematic of the specific embodiment of embodiment 2；
In figure: 100. gutter outer walls, 200. reparation ponds, 210. pool walls, 220. across bulkheads, 230.
Vertical partition wall, 231. first vertical partition walls, 232. second vertical partition walls, 233. the 3rd vertical partition walls, 234.
First plant culture district, 235. second plant culture districts, 236. the 3rd plant culture districts, 237. the 4th plants
Cultivation area, 240. aeration heads, water inlet bottom 250., outlet bottom 260., about 270. connected entrances,
271. cement lids, 272. stainless steel meshs, 300. grids intercept net, 400. People's Bank of China passageways, and 500. connect
Pipe, 600. terminal water pumps, 700. phytoremediation ponds, 800. activated sludge absorption ponds
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification,
The basic structure of the present invention is described the most in a schematic way, and therefore it only shows the composition relevant with the present invention.
Embodiment 1
As shown in Figure 1,2 and 3, the farmland drainage ditch of a kind of built-in sewage purification system includes: outside gutter
Wall 100, reparation pond 200, grid intercept net 300, People's Bank of China passageway 400, connecting tube 500 and terminal water pump
600。
Described gutter outer wall 100 is poured by non-fine concrete along farmland orientation and makes, length and farmland
Main broadband is identical, and the degree of depth is 1m.Cross section becomes inverted trapezoidal shape.Gutter outer wall 100 is less than cofferdam, farmland 0.2m.
Described reparation pond 200 is total to several, with every piece of farmland one_to_one corresponding.Repairing pond 200 is divided into plant to repair
Multiple district and activated sludge repair upper and lower two parts in district.Each reparation pond 200 includes: pool wall 210, laterally every
Wall 220, vertical partition wall 230, aeration head 240, bottom water inlet 250, bottom outlet 260, connect up and down
Port 270 and activated sludge add mouth 280.
Described pool wall 210, using gutter outer wall 100 as two pool walls 210 in each reparation pond 200, separately
Outer two sides pool wall 210 is poured by non-fine concrete that to make length identical with corresponding farmland width.
Described across bulkhead 220, is cut into by fragment of brick, is parallel at the bottom of pond, 0.3m at the bottom of distance pond.Plant the 4th
Leaving opening at thing cultivation area 237, become circular hole, a diameter of 0.1m, as plant culture district and activity dirt
Mud repairs connected entrance 270 up and down in district.
Described vertical partition wall 230, from the close-by examples to those far off respectively first erects according to intercepting net 300 away from grid totally by 3 pieces
To partition wall 231, the second vertical partition wall 232 and the 3rd vertical partition wall 233, three vertical partition walls 230 are by brick
Block is cut into, and is positioned at phytoremediation district, phytoremediation is distinguished and is divided into first plant culture district the 234, second plant
Cultivation area the 235, the 3rd plant culture district 236 and the 4th plant culture district 237.Every vertical partition wall 230 is flat
Row in field direction, farmland dispose, be spaced equal, be parallel to each other.First vertical partition wall 231, in distance farmland
Opening is left in remote side, and the second vertical partition wall 232 leaves opening in the side near apart from farmland, and the 3rd erects
Opening is left in the side remote in distance farmland to partition wall 233.
Described aeration head 240, several, it is evenly distributed on activated sludge and repairs bottom district.
Described bottom water inlet 250, becomes circular hole, a diameter of 0.1m, is positioned at activated sludge and repairs bottom district
Left side, repairs activated sludge reparation district, pond 200 by connecting tube 500 with upper level and is connected.
Described bottom outlet 260, becomes circular hole, a diameter of 0.1m, is positioned at activated sludge and repairs bottom district
Right side, repairs activated sludge reparation district, pond 200 by connecting tube 500 with next stage and is connected.
Described upper and lower connected entrance 270, is positioned on across bulkhead 220, becomes circular hole, a diameter of 0.1m.In
Put stainless steel mesh 272, mesh size 2.9mm, string diameter 0.71mm.The effect of stainless steel mesh is to filter to plant
Thing repairs the mud impurity in district, and prevents activated sludge from repairing mud entrance phytoremediation district of district.Connect up and down
The circular cement lid 271 of one a diameter of 0.1m is set on port 270, cement lid 271 pours leader,
Staff is facilitated to move cement lid 271.
Described activated sludge adding tube 280, top is plastics inverted trapezoidal openings, increases and adds open area, bottom
For plastic round tube, stretch into activated sludge absorption district by upper and lower connected entrance.By activated sludge adding tube 280
Activated sludge is added to activated sludge absorption district.
Described grid intercepts net 300, is made up of stainless steel material, wide 0.3m, high 0.2m.In cross bar in the heart
Away from 100mm；Band steel center distance 30mm；Band steel thickness is 5mm；Band steel width is 25mm.It is positioned at every
Block farmland connects the first plant culture district 234 repairing pond 200 of its correspondence.
Described People's Bank of China passageway 400, select plank or iron plate frame to gutter, across gutter, with farmland it
Between field corresponding, facilitate the management of system and pedestrian's walking.
Described connecting tube 500, for plastic round tube, a diameter of 0.1m.It is positioned at bottom reparation pond 200, connection
Adjacent two-stage is repaired activated sludge bottom pond 200 and is repaired district.
Described terminal water pump 600, closes on river bank, draws water from a rvier, irrigate farmland.Repair cleaning
During pond 200, open terminal water pump 600, whole reparation pond 200 is carried out backwash.
Embodiment 1 provides the benefit that, from the sewage in farmland, intercepts net 300 through respective grid and enters
In corresponding reparation pond 200, through grid intercept net 300 time, by some bulk plastic, mud,
Stone intercepts, it is achieved primary filter.Sewage through primary filter enters repairs pond 200 first plant culture
District 2-34, due to the first vertical partition wall 231, the second vertical partition wall 232 and resistance of the 3rd vertical partition wall 233
Every, make sewage sequentially pass through the 234, second plant culture district the 235, the 3rd plant culture of the first plant culture district
District 236 and the 4th plant culture district 237, make sewage more abundant with plant contact.Under normal circumstances, up and down
Cement lid 271 at connected entrance 270 is in open mode.The sewage repaired through phytoremediation district is by upper
Stainless steel mesh 272 at lower connected entrance 270, filters out some tiny mud in phytoremediation district, enters and lives
Property mud repair district, repair district through activated sludge, the material such as nitrogen in sewage, phosphorus is by activated sludge absorption.
Aeration head 240 aeration, can maintain air effectively to contact with water, keeps dissolved oxygen concentration certain in water.
Produce enough stirring immixtures in aeration zone, promote circulating of water, it is achieved activated sludge and waste water
Be fully contacted mixing.Maintain mixed liquor to have certain movement velocity, make activated sludge begin in mixed liquor
Keep suspended state eventually.Sewage after activated sludge absorption passes through bottom outlet 260, enters next stage
Repair pond 200 activated sludge and repair district.If activated sludge need to be repaired district to be carried out, can be closed each and repair
Cement lid 271 in multiple pond 200, takes activated sludge adding tube 280 away, and open a terminal water pump 600, to repairing
Recoiling in multiple pond 200, thus reaches to clear up activated sludge and repair the effect in district.
Embodiment 2
As shown in Figure 4, the farmland drainage ditch overall structure of a kind of built-in sewage purification system in embodiment 2
Similar to Example 1, difference is, phytoremediation technology and activated sludge absorption technology quilt in embodiment 1
In same reparation pond, and embodiment 2 each reparation pond only arranges a kind of recovery technique, phytoremediation
Pond 700 and activated sludge absorption pond 800 are spaced apart.
Described phytoremediation pond 700 includes: pool wall 210, vertical partition wall 230, bottom water inlet 250, the end
Portion's outlet 260.
Described activated sludge absorption pond 800 includes: pool wall 210, aeration head 240, bottom water inlet 250,
Bottom outlet 260.
Embodiment 2 provides the benefit that, from the sewage in farmland, intercepts net 300 through respective grid and enters
Corresponding phytoremediation pond 700 and activated sludge absorption pond 800, when intercepting net 300 through grid, will
Some bulk plastic, mud, stone intercept, it is achieved primary filter.First sewage through primary filter enter
Enter the first plant culture district 234 in phytoremediation pond 700, due to the first vertical partition wall 231, second vertically every
Wall 232 and the obstruct of the 3rd vertical partition wall 233, make sewage sequentially pass through the first plant culture district 234, second
Plant culture district the 235, the 3rd plant culture district 236 and the 4th plant culture district 237, makes sewage connect with plant
Touch more abundant.The sewage processed through phytoremediation pond 700 enters activated sludge absorption pond 800, with this
Meanwhile, activated sludge absorption pond 800 is also entered with the sewage in this corresponding farmland, activated sludge absorption pond 800
In, sewage, through activated sludge absorption pond 800 aeration head 240 aeration, can maintain air effective and water
Contact, keeps dissolved oxygen concentration certain in water.Produce enough stirring immixtures in aeration zone, promote
Circulating of water, it is achieved activated sludge mixes with being fully contacted of waste water.Mixed liquor is maintained to have certain
Movement velocity, makes activated sludge remain suspended state in mixed liquor.Behind activated sludge absorption pond
Sewage by bottom outlet 260, enter next stage phytoremediation pond 700.If gutter need to be carried out clearly
Washing, directly open a terminal water pump 600, recoils gutter, thus reaches the effect cleaned out a drain.
The embodiment 2 advantage compared with embodiment is, in embodiment 2, activated sludge can be added directly to
In activated sludge absorption pond, and it is respectively provided with phytoremediation pond 700 and activated sludge absorption pond 800, can make
More greatly efficient playing phytoremdiation and activated sludge absorption effect, sewage is repaired by two ponds respectively,
Complementary interference, acts on jointly.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, related work
Personnel can carry out various change and amendment completely in the range of without departing from this invention technological thought.
The content that the technical scope of this invention is not limited in description, it is necessary to according to right
Determine its technical scope.
Claims (5)
1. the farmland drainage ditch of a built-in sewage purification system, it is characterised in that include gutter outer wall
(100), repair pond (200), grid intercepts net (300), People's Bank of China passageway (400), connecting tube (500)
With terminal water pump (600)；
Described gutter outer wall (100) is poured by non-fine concrete along farmland orientation and makes, length and agriculture
Field main broadband is identical, and the degree of depth is 1m；Cross section becomes inverted trapezoidal shape；Gutter outer wall (100) is less than cofferdam, farmland
0.2m；
Described reparation pond (200) is provided with several, with every piece of farmland one_to_one corresponding；Repair pond (200) point
Upper and lower two parts in district are repaired for phytoremediation district and activated sludge；
Described grid intercepts net (300), is made up of stainless steel material, wide 0.3m, high 0.2m；Cross bar center
Spacing 100mm；Band steel center distance 30mm；Band steel thickness is 5mm；Band steel width is 25mm；It is positioned at
Every piece of farmland connects the first plant culture district (234) in the reparation pond (200) of its correspondence；
Described People's Bank of China passageway (400) select plank or iron plate frame to gutter, across gutter, with farmland
Between field corresponding, facilitate the management of system and pedestrian's walking；
Described connecting tube (500) is plastic round tube, a diameter of 0.1m；It is positioned at reparation pond (200) bottom,
Connect adjacent two-stage and repair activated sludge reparation district, bottom, pond (200)；
Described terminal water pump (600) closes on river bank, draws water from a rvier, irrigates farmland；Repair in cleaning
During multiple pond (200), open terminal water pump (600), whole reparation pond (200) is carried out backwash.
The farmland drainage ditch of a kind of built-in sewage purification system the most according to claim 1, its feature exists
In: each reparation pond (200) including: pool wall (210), across bulkhead (220), vertical partition wall (230),
Aeration head (240), bottom water inlet (250), bottom outlet (260), upper and lower connected entrance (270)
Mouth (280) is added with activated sludge；
Described pool wall (210) is using gutter outer wall (100) as two pool walls of each reparation pond (200)
(210), additionally two sides pool wall (210) is poured by non-fine concrete and makes length and corresponding farmland width
Identical；
Described across bulkhead (220) is cut into by fragment of brick, is parallel at the bottom of pond, 0.3m at the bottom of distance pond；Plant the 4th
Thing cultivation area (237) place leaves opening, becomes circular hole, and a diameter of 0.1m, as plant culture district and activity
Mud repairs the connected entrance up and down (270) in district；
Described vertical partition wall (230) totally 3 pieces, is from the close-by examples to those far off respectively according to intercepting net (300) away from grid
First vertical partition wall (231), the second vertical partition wall (232) and the 3rd vertical partition wall (233), three are erected
It is cut into by fragment of brick to partition wall (230), is positioned at phytoremediation district, phytoremediation is distinguished and is divided into the first plant
Cultivation area (234), the second plant culture district (235), the 3rd plant culture district (236) and the 4th plant
Cultivation area (237)；
Described bottom water inlet (250) becomes circular hole, a diameter of 0.1m, is positioned at activated sludge and repairs bottom district
Left side, repairs pond (200) activated sludge reparation district by connecting tube (500) with upper level and is connected；
Described bottom outlet (260) becomes circular hole, a diameter of 0.1m, is positioned at activated sludge and repairs bottom district
Right side, repairs pond (200) activated sludge reparation district by connecting tube (500) with next stage and is connected；
Described upper and lower connected entrance (270) is positioned on across bulkhead (220), becomes circular hole, a diameter of 0.1m；
Built-in stainless steel mesh (272), mesh size 2.9mm, string diameter 0.71mm；Stainless steel mesh (272)
Effect be the mud impurity that filter plant repairs district, and prevent from activated sludge from repairing district mud entering plant
Repair district；The circular cement lid (271) of one a diameter of 0.1m, cement are set on connected entrance (270) up and down
Pour leader on lid (271), facilitate staff to move cement lid (271)；
Described activated sludge adding tube (280) top is plastics inverted trapezoidal openings, increases and adds open area, under
Portion is plastic round tube, stretches into activated sludge absorption district by upper and lower connected entrance；By activated sludge adding tube
(280) activated sludge is added to activated sludge absorption district.
3., according to the farmland drainage ditch of a kind of built-in sewage purification system described in claim 1,2, it is special
Levy and be: described across bulkhead (220) leaves opening at the 4th plant culture district (237) place, become circular hole
Shape, repairs the connected entrance up and down (270) in district as plant culture district and activated sludge；Connected entrance (270) up and down
Built-in stainless steel mesh (272)；One circular cement lid (271), water are set on connected entrance (270) up and down
Mud capping pours leader on (271), facilitates staff to move cement lid.
4., according to the farmland drainage ditch of a kind of built-in sewage purification system described in claim 1,2, it is special
Levying and be: described vertical partition wall (230) totally 3 pieces, every vertical partition wall (230) is parallel to farmland field
Direction dispose, be spaced equal, be parallel to each other；First vertical partition wall (231), in the side that distance farmland is remote
Leaving opening, opening is left in the side that the second vertical partition wall (232) is near in distance farmland, the 3rd vertical partition wall
(233) opening is left in the side remote in distance farmland.
5., according to the farmland drainage ditch of a kind of built-in sewage purification system described in claim 1,2, it is special
Levy and be: described aeration head (240) is provided with several, be evenly distributed on activated sludge and repair bottom district.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610269216.7A CN105948378A (en) | 2016-04-27 | 2016-04-27 | Farmland drainage ditch with built-in sewage purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610269216.7A CN105948378A (en) | 2016-04-27 | 2016-04-27 | Farmland drainage ditch with built-in sewage purification system |
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| Publication Number | Publication Date |
|---|---|
| CN105948378A true CN105948378A (en) | 2016-09-21 |
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|---|---|---|---|
| CN201610269216.7A Pending CN105948378A (en) | 2016-04-27 | 2016-04-27 | Farmland drainage ditch with built-in sewage purification system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106745632A (en) * | 2017-01-17 | 2017-05-31 | 河海大学 | A kind of portable agricultural chemicals trap for purifying farmland water |
| CN108245939A (en) * | 2018-02-09 | 2018-07-06 | 大同煤矿集团有限责任公司 | Coal slime precipitation process system and water discharge method and coal mud clearing method in draining |
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| CN103288312A (en) * | 2013-07-08 | 2013-09-11 | 河海大学 | Portable combined constructed wetland purifying box for farmland drainage ditch |
| CN103803760A (en) * | 2014-01-26 | 2014-05-21 | 河海大学 | Wet land purification system with serially-connected rice field drainage ditches in irrigated area |
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| KR20100124403A (en) * | 2009-05-19 | 2010-11-29 | 투원퓨어텍 주식회사 | Facilities for decreasing non-point source |
| CN103288312A (en) * | 2013-07-08 | 2013-09-11 | 河海大学 | Portable combined constructed wetland purifying box for farmland drainage ditch |
| CN103803760A (en) * | 2014-01-26 | 2014-05-21 | 河海大学 | Wet land purification system with serially-connected rice field drainage ditches in irrigated area |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106745632A (en) * | 2017-01-17 | 2017-05-31 | 河海大学 | A kind of portable agricultural chemicals trap for purifying farmland water |
| CN108245939A (en) * | 2018-02-09 | 2018-07-06 | 大同煤矿集团有限责任公司 | Coal slime precipitation process system and water discharge method and coal mud clearing method in draining |
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