CN207699412U - A kind of Drain contamination for river channel mouth sewage-treatment plant - Google Patents
A kind of Drain contamination for river channel mouth sewage-treatment plant Download PDFInfo
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- CN207699412U CN207699412U CN201721630100.8U CN201721630100U CN207699412U CN 207699412 U CN207699412 U CN 207699412U CN 201721630100 U CN201721630100 U CN 201721630100U CN 207699412 U CN207699412 U CN 207699412U
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Abstract
The utility model discloses a kind of Drain contamination for river channel mouth sewage-treatment plants, it is equipped with and is placed in the pretreating zone in river, primary filter area, settling section, biological aerated filter, river is in pretreating zone, primary filter area, water body in settling section is with river in pretreating zone, primary filter area, water body isolation except settling section, biological aerated filter is located on river bank, biological aerated filter is equipped with wastewater influent end, water purification water outlet, the wastewater influent end of biological aerated filter is stretched into settling section, the water purification water outlet of biological aerated filter is stretched into river in pretreating zone, primary filter area, the exterior domain of settling section.The Drain contamination for river channel mouth sewage-treatment plant is used as a part for processing procedure by forming fixed region in river, and impact resistance is promoted under the action of river immanent structure with this；River sewage characteristic can be adapted to simultaneously and the river sewage that pollution level is high, flow is big, flow velocity is fast, density is big can be handled.
Description
Technical field
The utility model is related to a kind of Drain contamination for river channel mouth sewage-treatment plants.
Background technology
In the prior art, the technology for the sewage of processing Drain contamination for river channel mouth mainly has in-situ treatment technology and dystopy to handle
Technology.
In-situ treatment technology is mainly based on restoration of the ecosystem in situ, watercourse aeration, Ecotypic Stone Mesh-box.Dystopy treatment technology is main
Based on Treatment Technology of Constructed Wetland, sewage disposal device etc..
Restoration of the ecosystem is by building complete series aquatic plant system (including the submerged plant in water, emergent aquactic plant, floating leaf
Plant, floating plant), improve water quality using the catharsis of water plant, treatment effect by the classification of plant, growing way and
The factor in season influences.Watercourse aeration technology is that the characteristics of being contaminated rear anoxic according to river, sky is manually filled with into water body
Gas (or oxygen) accelerates water reoxygenation process, to improve the dissolved oxygen levels of water body, restores and enhance aerobic microbiological in water body
Vigor, so that the polluter in water body is purified, so as to improve the water quality in river, itself to water remediation without it is apparent directly
Effect.Ecotypic Stone Mesh-box principle is the oxygenolysis using the contact precipitation of filler, suction-operated and biomembrane to river water
It is administered, it is undesirable for the larger situation treatment effect of flow.Treatment Technology of Constructed Wetland is by manually building and controlling
The wetland ground similar with marshland is run, by sewage controllably dosing to wetland, makes sewage in wetland soil gap
During being flowed in a certain direction with surface, a series of complex between water body, matrix, water plant, microorganism etc. is utilized
Physics, chemistry and biochemical reaction pass through precipitation, filtering, absorption, ion exchange, plant absorption and microorganism decomposition, conversion and suction
Receipts approach removes a kind of technology of pollutant.The processing that artificial swamp is applied to river water is run unstable in the presence of taking up a large area
Determine, by the big disadvantage of seasonal effect.
Sewage disposal device currently used for river mainly has air floatation machine, MBR membrane bioreactors etc..Air floatation machine is mainly used
In separation of solid and liquid, related agents need to be added in equipment and will produce a large amount of sludge by being intended to reach the effect of de- single dephosphorization, be needed
Consider later stage sludge treatment.MBR membrane bioreactors are the sewage disposals for being combined membrane technology with dirty water living creature processing technique
Method has great removal effect to suspended solid SS, but is limited by equipment itself, need to carry out chemical cleaning, and equipment is total
Body cost is high, and operating cost is high.
Since the operating mode of the waste water control of Drain contamination for river channel mouth discharge has, flow is big, flow velocity is fast, density is big, pollution level is high
Etc. features, when current Drain contamination for river channel mouth waste water control measure be applied to riverbank both sides discharge outlet processing there are it is following lack
Point：First, the restrictive factors such as conventional restoration of the ecosystem, watercourse aeration technology, Ecotypic Stone Mesh-box technology are more, can not adapt to two sides row
The impact at the mouth of a river, the extraneous contamination source larger especially for flow, pollution is more serious, treatment effect unobvious cannot be satisfied
Water quality, which is promoted, to be required.Second, existing dystopy facture takes up a large area, and operating cost is high, need to periodically add medicament and add
Medicament there is the potential risk for inducing secondary pollution to river water, the sludge treatment of generation is cumbersome and costly.That is,
Existing treatment technology can not cope with the physical impact problem that river sewage brings, can not be suitable for the high processing work of pollution level
Condition, or can only to occupy vast resources, with high cost, and face secondary pollution method processing Drain contamination for river channel mouth dirt
Water.Obvious aforementioned two kinds for the treatment of technologies cannot all meet the original intention of Drain contamination for river channel mouth sewage disposal.
Invention content
The technical problems to be solved in the utility model is how to solve the convenient sewage that Drain contamination for river channel mouth is effectively treated, thus
Obtain a kind of Drain contamination for river channel mouth for handling the sewage for the Drain contamination for river channel mouth that flow is big, flow velocity is fast, density is big, pollution level is high
Sewage-treatment plant.
In order to solve the above technical problems, the utility model adopts the following technical solution：The Drain contamination for river channel mouth sewage disposal fills
Pretreating zone, primary filter area, settling section, biological aerated filter, the pretreating zone, primary filter area, settling section are installed
It is all fixed in river, water body and river of the river in pretreating zone, primary filter area, settling section are pre-processing
Water body isolation except area, primary filter area, settling section, the pretreating zone are defeated as Drain contamination for river channel mouth sewage-treatment plant
Enter end to be directly connected to the sewage draining exit on river bank, the pretreating zone, primary filter area, settling section water body flow direction be
Superfluorescent fiber artificial aquatic weed, institute is distributed in the pretreating zone in pretreating zone to primary filter area, primary filter area to settling section
It states and initial filter filler is distributed in primary filter area, the primary filter area is between pretreating zone and settling section, the aeration
Biofilter is located on river bank, and the biological aerated filter is equipped with wastewater influent end, water purification water outlet, the aeration life
The wastewater influent end in object filter tank is stretched into settling section, and the water purification water outlet of the biological aerated filter is stretched into be located in advance in river
Manage area, primary filter area, settling section exterior domain.
In the technical scheme, it is located at the sewage draining exit at riverbank and establishes the region static relative to streamflow, the area
Domain includes pretreating zone, primary filter area, settling section, and the sewage for being discharged into river is first isolated with the other water bodys in river, and successively
Processing intent is realized by each processing step.It will be apparent that such processing mode greatly weakens the sewage pair of sewage draining exit
The percussion of Drain contamination for river channel mouth sewage-treatment plant so that Drain contamination for river channel mouth sewage-treatment plant has apparent shock resistance energy
Power.This is because pretreating zone, primary filter area, the sewage in settling section and river are in pretreating zone, primary filter area, clarification
Water body in area can provide the restriction effect of opposite trend, can't form apparent quantitative differences.
Pretreating zone, primary filter area, settling section are three concatenated subsystems, this can be obtained from water body flow direction
Out, treatment region, primary filter area, settling section water body flow direction be pretreating zone to primary filter area, primary filter area
To settling section.Pretreating zone, primary filter area, settling section completely cut off on water body flow direction with the other positions in river, but
It can be connected to river bed on vertical water body flow direction.Superfluorescent fiber artificial aquatic weed is distributed in pretreating zone, the superfluorescent fiber is artificial
Water plant is fixed on river bed, can erect and is arranged in water body as natural submerged plant, is the aerobic indigenous microorganism in river
Growth with beneficial algae etc., breeding provide huge biological attachment surface, and utilize bioengineering principle and careful design
Aquatic inert base carrys out selective advantage microbial population and them is helped to grow procreation, to more preferably play microorganism pair in water body
Organic matter, nitrogen, the absorption of phosphorus and mineralising.Initial filter filler is provided in primary filter area.The effect of initial filter filler is to filter water
Body, to remove suspended solid.It is small heavy to have using the microorganism and initial filter filler pre-treatment system that adhere on artificial aquatic weed
The precipitation in shallow lake area and materialization suction-operated pre-process sewage, will be in the seriously polluted water body except river
Solia particle, colloid pollution object and deliquescent pollutant effectively intercepted, water after pretreatment is transferred to settling section
Waiting is subsequently further processed.
The water body handled twice in settling section is drawn into after static in biological aerated filter, biological aerated filter position
In river bank, it is detached from the water body in river, and therefore, the operation height of biological aerated filter is higher than the level of the water body in river
Face.It is such be disposed with conducive to maintain biological aerated filter in water body mobility, convenient for when zero load inside automatically be passed through air,
Also allow for maintenance management.
Biological aerated filter is crucial in Drain contamination for river channel mouth sewage-treatment plant, its small, organic loading with floor space
High, the advantages of low energy consumption, technical need of the combination based on advanced water purifying of it and first three area is hanged by collecting biological oxidation and retention
Floating solid effectively removes suspended solid SS, nitrification, denitrogenation, dephosphorization etc..
Pretreating zone, primary filter area, settling section are arranged in river by water body barrier assembly and are formed, the water body isolation group
Part includes pond cloth, floating ball, locating piece, and the pond cloth is rectangular configuration, long leg bit distribution of the pond cloth in side
There is the long leg bit distribution of spaced floating ball, pond cloth in the other side to have spaced locating piece, the pond cloth
Broadside position is all fixed at riverbank, and the long side position exposing that the pond is laid with floating ball is laid with positioning in the water surface, pond
The long leg position of block is in river bed, and the pretreating zone, primary filter area, settling section are between pond cloth and riverbank.Pond
Cloth is a kind of freeze proof, anti-oxidant, erosion-resisting PVC material.Pond cloth forms isolation river in the vertical direction always in water body
The effect in road, this is because pond cloth side is bubbled through the water column by floating ball dragging, the other side is pulled by locating piece and sinks to river bed,
Riverbank is all close at the both ends of pond cloth, therefore closed area is formed in river.
In order to enhance the isolation effect of pond cloth, two long side positions of the pond cloth are designed with two panels and are flexible coupling section,
The two panels at the long side position of pond cloth connection floating ball is flexible coupling the connection of Duan Douyu floating balls, the pond cloth connection locating piece
The two panels at long side position is flexible coupling, and section is each to connect one group of locating piece.At the same time, the shock resistance energy of water body barrier assembly is increased
Power.
In order to control amplitude of fluctuation of the pond cloth in water body, its amplitude of fluctuation is set to be limited in smaller range, the connection
The length of the section that is flexible coupling of locating piece is more than the length of the access phase of connection floating ball.
The initial filter filler includes screen frame, boulder bed, zeolite layer, the boulder bed, zeolite layer be arranged in screen frame and
Pretreating zone, primary filter area, settling section water body flow direction on be arranged in order.To undergo water body sequence for reference, cobble
Layer is in preceding, zeolite layer rear, and boulder bed, the average grain diameter of zeolite layer are different, and wherein the average grain diameter of boulder bed is in 20mm-30mm
In range, the average grain diameter of zeolite layer is within the scope of 10mm-20mm.Boulder bed, zeolite layer are placed in screen frame, which uses
Low-carbon hot-galvanized steel wire material is worked out, and internal boulder bed, zeolite layer are shaped and form individual processing unit.The knot
The independent architectonical of structure is moved and is carried, and is cleaned convenient for later maintenance.It is obvious that water body when initial filter filler by have passed through two-stage
Filtering, this can fully ensure that Drain contamination for river channel mouth sewage-treatment plant has preferable filter effect to suspended solid.
Also biological aerated filter structure is optimized in the technical scheme, specifically, the biological aerated filter packet
Purification assembly, Power Component and shell are included, the enclosure interior is equipped with water storage chamber, purification chamber, apparatus cavity, the purification
Component is located in purify cavity room, and the Power Component is located in apparatus cavity, the purification chamber include mixed zone, anoxic zone,
Aerobic zone, settling zone, the purification assembly include filter plate, boulder bed, haydite layer, single-hole membrane aerator, grid, backwash
Effluent weir, honeycomb inclined-tube filler, water purification effluent weir, filtrate ball, the water purification effluent weir, honeycomb inclined-tube on gravity direction
Filler, backwash effluent weir, grid, single-hole membrane aerator, haydite layer, boulder bed, filter plate are sequentially distributed, the filter plate
It is arranged in purify cavity room by holder, the mixed zone is described on gravity direction between filter plate and shell
Filter plate, mixed zone are sequentially distributed, and the haydite layer, boulder bed, filter plate are located in anoxic zone, the backwash effluent weir,
Grid, single-hole membrane aerator are located in aerobic zone and are formed separately between grid and single-hole membrane aerator for accommodating filter
The holding area of pellet, the filtrate ball is distributed in holding area and the sum of volume of all filtrate balls is less than the body of holding area
Product, the honeycomb inclined-tube filler, water purification effluent weir are located in settling zone, and the settling zone passes through water-supply-pipe at water purification effluent weir
With water storage chamber, the settling zone is connected to by water-supply-pipe with settling section at water purification effluent weir, the water purification water outlet
With water storage chamber, the Power Component includes PLC controller, backwashes jet-flow aeration pump, air blower, self priming pump, described
Backwash jet-flow aeration pump, air blower, self priming pump all connect with PLC controller and are controlled by PLC controller, and the backwash is penetrated
The input terminal of aeration pump is flowed by water-supply-pipe and water storage chamber, and the output end of the backwash jet-flow aeration pump passes through water delivery
Pipe be connected to mixed zone, the output end of the air blower is connected to by appendix with the input terminal of single-hole membrane aerator, it is described oneself
The input terminal of sucking pump is connected with water-supply-pipe and is stretched into settling section as wastewater influent end, and the output end of the self priming pump passes through
Water-supply-pipe is connected to mixed zone, the aerobic zone backwash effluent weir at be connected with water-supply-pipe and as Drain contamination for river channel mouth sewage
The backwashing sewage water water outlet of processing unit, the indoor water body flow direction of purify cavity are opposite with gravity direction.
Automatic operation is carried out by PLC controller while biological aerated filter integrated design, avoids manually repeating
Property labour, reduce operating cost, improve operational stability.The vertical design structure of purification assembly so that water purification effluent weir, honeycomb
Inclined tube filler, backwash effluent weir, grid, single-hole membrane aerator, haydite layer, boulder bed, filter plate divide successively from top to bottom
Cloth, this design can optimize from backwash effluent weir water intaking to the condition fetched water in water purification effluent weir, it is, the condition is
Water must continue to save bit by bit and overflow water purification effluent weir after overflowing backwash effluent weir；It can after overflowing backwash effluent weir compared to water
Directly for the condition for going out the water intaking of water purification effluent weir, it is more advantageous to control water intaking process.Two effluent weirs are distributed up and down, only
The water of water purification effluent weir outflow is only backwashed for being normally discharged in the work period when being backwashed to purification chamber
Effluent weir outflow water, the backwashing water for backwashing generation are discharged into periphery city planting ductwork.Water outlet is through water purification effluent weir in work period
It is divided into two-way through pipeline after outflow, flow to water storage chamber all the way for equipment water outlet；Settling section is flow to through pipeline all the way to wait flowing back into
Row secondary deep processing so that the nitrate nitrogen after aerobic zone is nitrified carries out denitrification in anoxic zone and is finally reached removal ammonia nitrogen
Effect.Self priming pump extracts river water from settling section intakes from bottom mixed zone, through the upward water distribution of strainer head.Air blower to
Single-hole membrane aerator is aerated, and air enters aerobic zone, and air does not enter anoxic zone.River water handles backward through anaerobic-aerobic
Honeycomb inclined-tube filler is flowed upwardly to carry out further filtering rear portion and flow to settling section mixing and be again introduced into aeration and biological with intaking
Filter tank carries out after-treatment.Sewage carries out nitration reaction and the intake of phosphorus and the decomposition of organic matter through aerobic zone, through anoxic zone
Anti-nitration reaction is carried out to realize the purpose of denitrogenation dephosphorizing.After waiting for the work period, efflux aerator starts, from bottom
Mixed zone is backwashed, and backwashing water is discharged through backwashing effluent weir.When not backwashed, backwash water outlet tube valve
It closes.
The purification chamber of biological aerated filter uses two-stage series filtration, is followed successively by mixed zone from the bottom up, lacks
Oxygen area, aerobic zone, settling zone.It is equipped with two-stage filtrate in anoxic zone and aerobic zone, upper layer is that density is less than 1g/cm3Lightweight it is outstanding
Floating filtrate ball, lower layer are that density is more than 1g/cm3Haydite layer, boulder bed；Single-hole membrane aerator is set between levels, is led to
It crosses while aeration mode promotes oxygen content of water and disturbs filtrate ball random motion.Inclined tube filler in settling zone can effectively into
Row is separated by solid-liquid separation, and deposition efficiency is greatly improved, and improves effluent quality.Sewage obtains in various degree on flow path as a result,
Processing, processing procedure, that is, filter process is rendered as mitigating incremental trend, therefore can obtain the processing of long period, effectively improves
The treatment effect of ammonia nitrogen.
For the ease of monitor and detection and maintenance, the shell is equipped with the manhole for the aerobic zone from hull outside
I and for the water storage chamber from hull outside manhole II
Strainer head is distributed on the filter plate, the strainer head is located in mixed zone.Strainer head was used for water
Gas is crossed, haydite layer, boulder bed can be effectively prevent to block.
The utility model uses above-mentioned technical proposal：The Drain contamination for river channel mouth sewage-treatment plant is solid by being formed in river
A part of the fixed region as processing procedure promotes impact resistance with this under the action of river immanent structure；Make simultaneously
It can adapt to river sewage characteristic and can handle the river sewage that pollution level is high, flow is big, flow velocity is fast, density is big.
Description of the drawings
The utility model is further described in detail with reference to the accompanying drawings and detailed description.
Fig. 1 uses schematic diagram for a kind of Drain contamination for river channel mouth sewage-treatment plant of the utility model；
Fig. 2 uses schematic diagram for a kind of water body barrier assembly of Drain contamination for river channel mouth sewage-treatment plant of the utility model；
Fig. 3 is a kind of structural schematic diagram of the initial filter filler of Drain contamination for river channel mouth sewage-treatment plant of the utility model；
Fig. 4 is a kind of structural schematic diagram I of the biological aerated filter of Drain contamination for river channel mouth sewage-treatment plant of the utility model；
Fig. 5 is a kind of structural schematic diagram of the biological aerated filter of Drain contamination for river channel mouth sewage-treatment plant of the utility model
Ⅱ。
Specific implementation mode
As shown in Figure 1, Drain contamination for river channel mouth sewage-treatment plant includes mainly two parts, a part is located in river, is another
Part is located at river bank.Entire Drain contamination for river channel mouth sewage-treatment plant include water body barrier assembly, superfluorescent fiber artificial aquatic weed 1,
Initial filter filler 2, biological aerated filter 3；Water body barrier assembly, initial filter filler 2, which are located in river, to be immersed in water body, aeration life
Object filter tank 3 is located at river bank.
As shown in Fig. 2, water body barrier assembly includes pond cloth 4, floating ball 5, locating piece 7.Pond cloth 4 is rectangular configuration and is in
Strip, pond cloth 4 are freeze proof, anti-oxidant, erosion-resisting PVC material, and cloth 4 ontology in pond is waterproof.Floating ball 5 is spherical knot
Structure, global density are less than 1g/cm3, therefore can bubble through the water column it is upper and；Locating piece 7 is the fixation of rectangular-shape, and density is much
More than 1g/cm3, locating piece 7 is weight, can sink to bottom of river channel.Long leg bit distribution of the pond cloth 4 in side is alternatively arranged
Long leg bit distribution in the other side of floating ball 5, pond cloth 4 have spaced locating piece 7.Two long legs of pond cloth 4
Position is designed with two panels and is flexible coupling section；Wherein, pond cloth 4 connect floating ball 5 long side position two panels be flexible coupling Duan Douyu floating balls 5 company
It connects, and the section that is flexible coupling of the two panels on the long side position of 4 side of pond cloth is separately fixed at the both sides of the same floating ball 5；Pond
The two panels at the long side position of the connection locating piece 7 of cloth 4 is flexible coupling, and section is each to connect one group of locating piece 7, the i.e. long side of 4 other side of pond cloth
Two panels on the position section that is flexible coupling respectively connects one group of locating piece 7, has two groups of positioning on the long side position of 4 other side of pond cloth
Block 7；The length for connecting the section that is flexible coupling of locating piece 7 is more than the length for the access phase for connecting floating ball 5.Water body barrier assembly is put into
After in river, both sides where 4 long side position of pond cloth along the both ends where river distribution, 4 broadside position of pond cloth along
Gravity directional spreding；The broadside position of pond cloth 4 is all fixed at riverbank again, pond cloth 4 is equipped with the long leg of floating ball 5
Position is exposed is equipped with the long leg position of locating piece 7 in river bed in the water surface, pond cloth 4；In this way, group is isolated with water body on river bank
A region that can be isolated with water body barrier assembly lateral area can be formed between part, which can be engaged on river bank
The sewage draining exit on side.It is equipped with pretreating zone 8, primary filter area, settling section 9 in region, is formed by then passing through water body barrier assembly
In river, therefore pretreating zone 8, primary filter area, settling section 9 are all fixed in river, river in pretreating zone 8, just
Water body in grade filtering area, settling section 9 is isolated with water body of the river except pretreating zone 8, primary filter area, settling section 9.In advance
Treatment region 8 is directly connected to as the input terminal of Drain contamination for river channel mouth sewage-treatment plant with the sewage draining exit on river bank, river bank
The vertical height of sewage draining exit be all higher than the water surface, therefore pretreating zone 8 is placed in below the sewage draining exit on river bank.
As shown in figure 3, initial filter filler 2 is composite structure comprising screen frame 10, boulder bed 11, zeolite layer 12.Screen frame 10
It is worked out using low-carbon hot-galvanized steel wire material, surface is equipped with multiple through-holes.Boulder bed 11, zeolite layer 12 are arranged in screen frame 10
Interior, boulder bed 11, zeolite layer 12 are arranged side by side on gravity direction.Initial filter filler 2 is distributed in primary filter area and occupies
Entire primary filter area so that 2 place space of initial filter filler is equal to primary filter area.Since primary filter area is located at pretreatment
Between area 8 and settling section 9 so that the side of initial filter filler 2 is directly connected to pretreating zone 8, the other side of initial filter filler 2 directly connects
Logical settling section 9.Superfluorescent fiber artificial aquatic weed 1 is distributed in pretreating zone 8.The superfluorescent fiber artificial aquatic weed 1 is fixed on river bed, can be as day
Right submerged plant, which is equally erect, to be arranged in water body, is growing, being numerous for the aerobic indigenous microorganism and beneficial algae etc. in river
It grows and huge biological attachment surface is provided, and using the aquatic inert base of bioengineering principle and careful design come selective advantage
They grow procreation for microbial population and help, so that microorganism is to organic matter, nitrogen, the absorption of phosphorus and mine more preferably in performance water body
Change.
Pretreating zone 8 is received from external sewage, and then sewage enters pretreating zone 8, primary filter area, settling section 9.
When sewage passes through primary filter area, sewage first passes through boulder bed 11, using zeolite layer 12, the water body flow in primary filter area
Direction is consistent in pretreating zone 8, primary filter area, the water body flow direction of settling section 9, pretreating zone 8, primary filter area,
The water body flow direction of settling section 9 is pretreating zone 8 to primary filter area, primary filter area to settling section 9；Water body passes through initial filter
It has passed through double-filtration when filler 2, it is preferable that this can fully ensure that Drain contamination for river channel mouth sewage-treatment plant has suspended solid
Filter effect.Thus also it is found that boulder bed 11, zeolite layer 12 pretreating zone 8, primary filter area, settling section 9 water body flow
It is arranged in order on direction.
As shown in Fig. 1,4,5, biological aerated filter 3 is placed on river bank.Biological aerated filter 3 include purification assembly,
Power Component and shell 13.It is internally provided with water storage chamber 14, purification chamber, apparatus cavity in shell 13.Purification assembly is located at net
Change in chamber, Power Component is located in apparatus cavity, and water storage chamber 14 is for storing purified water.It includes mixing to purify chamber
Area 15, anoxic zone 16, aerobic zone 17, settling zone 18.Purification assembly includes filter plate 19, boulder bed 20, haydite layer 21, hole membranes
Aerator 22, grid 23, backwash effluent weir 24, honeycomb inclined-tube filler 25, water purification effluent weir 26, filtrate ball 27.In gravity
Water purification effluent weir 26 on action direction, honeycomb inclined-tube filler 25, backwash effluent weir 24, grid 23, single-hole membrane aerator 22,
Haydite layer 21, boulder bed 20, filter plate 19 are sequentially distributed, i.e., filter plate 19 is located at bottom, water purification effluent weir 26 positioned at most upper
Face.Filter plate 19 is arranged by holder in purify cavity room, and mixed zone 15 is made between filter plate 19 and shell 13 in gravity
It is sequentially distributed with filter plate on direction 19, mixed zone 15.Strainer head 6 is distributed on filter plate 19, strainer head 6 is located at mixing
In area 15.Haydite layer 21, boulder bed 20, filter plate 19 are located in anoxic zone 16.Backwash effluent weir 24, grid 23, single hole
Menbrane aerator 22 is located in aerobic zone 17 and is formed separately between grid 23 and single-hole membrane aerator 22 for accommodating filtrate
The holding area 28 of ball 27, filtrate ball 27 is distributed in holding area 28 and the sum of volume of all filtrate balls 27 is less than holding area 28
Volume, can fully ensure that all filtrate balls 27 can the free movement in holding area 28 in this way.It is honeycomb inclined-tube filler 25, net
Water effluent weir 26 is located in settling zone 18.Settling zone 18, aerobic zone 17, anoxic zone 16, mixed zone 15 are also in gravity direction
On be arranged in order.Settling zone 18 is connected to by water-supply-pipe with water storage chamber 14 at water purification effluent weir 26, and settling zone 18 is in water purification
It is also connected to settling section 9 by water-supply-pipe at effluent weir 26.Piece water-supply-pipe of connection of water storage chamber 14 exports cleaned outward
Water, water purification water outlet of the water-supply-pipe as biological aerated filter 3 at this, that is, water purification water outlet connect with water storage chamber 14
It is logical；The water purification water outlet of biological aerated filter 3 stretch into river pretreating zone 8, primary filter area, settling section 9 exterior domain.
Power Component includes PLC controller 29, backwash jet-flow aeration pump 30, air blower 31, self priming pump 32.Backwash is penetrated
Stream aeration pump 30, air blower 31, self priming pump 32 all connect with PLC controller 29 and are controlled by PLC controller 29.Backwash jet stream
The input terminal of aeration pump 30 is connected to by water-supply-pipe with water storage chamber 14, and the output end of backwash jet-flow aeration pump 30 passes through water delivery
Pipe is connected to mixed zone 15.The output end of air blower 31 is connected to by appendix with the input terminal of single-hole membrane aerator 22.Self-priming
The input terminal of pump 32 is connected with water-supply-pipe and the wastewater influent end as biological aerated filter 3 is stretched into settling section 9, self priming pump
32 output end is connected to by water-supply-pipe with mixed zone 15, and aerobic zone 17 is connected with water-supply-pipe at backwash effluent weir 24 and makees
For the backwashing sewage water water outlet of Drain contamination for river channel mouth sewage-treatment plant.The indoor water body flow direction of purify cavity and gravity
Direction is on the contrary, i.e. the indoor water body flow direction of purify cavity is straight up.Shell 13 is equipped with for being seen from 13 outside of shell
Examine the manhole I of aerobic zone 17 and for the manhole II from 13 external observation water storage chamber 14 of shell.Inside biological aerated filter 3
Water-supply-pipe and appendix can install electromagnetic switch additional to realize that control on off state, all electromagnetic switch are all controlled with PLC
Device 29 connects and is controlled by PLC controller 29.
In use, the sewage draining exit on river bank is discharged into sewage to pretreating zone 8.Since water body barrier assembly can be effectively prevent
Exchange process between sewage and river water so that sewage can be only between water body barrier assembly and riverbank and form closed area
It is interior.After the pretreatment system that superfluorescent fiber artificial aquatic weed 1, initial filter filler 2 are formed pre-processes the sewage of isolation, suspended solid
Content is decreased obviously.Sewage, which enters to wait in settling section 9 by primary filter area, enters biological aerated filter 3.
Sewage after settling section 9 is long placed in is inhaled into inside biological aerated filter 3.At this time in biological aerated filter 3 completely
There is the control operation of PLC controller 29.Self priming pump 32 works, and the sewage in settling section 9 is inhaled into mixed zone 15, meanwhile,
Backwash jet-flow aeration pump 30 does not work, air blower 31 is in running order, and backwashing sewage water water outlet is closed.No
It is disconnected to there is air to be exported from single-hole membrane aerator 22 so that the oxygen content in aerobic zone 17 improves；Simultaneously as holding area 28
In in aerobic zone 17,27 random motion in holding area 28 of air agitation filtrate ball in water body.Positioned at single-hole membrane aerator
Haydite layer 21, the boulder bed 20 of 22 lower sections are not readily accessible to air, and are in hypoxic anaerobic environment.Sewage flows up
By anoxic zone 16, aerobic zone 17, denitrification is carried out in anoxic zone 16, and nitrifying, being organic for ammonia nitrogen is carried out in aerobic zone 17
The oxygenolysis of object and the intake of phosphorus.The water built up in aerobic zone 17 continues up flowing, and effluent weir 24 is backwashed overflowing
After continue to build up and flow up, make further precipitation process by honeycomb inclined-tube filler 25, water overflows at water purification effluent weir 26
Go out.One branch of water after being purified at this time flows to water storage chamber 14, another part flows back to settling section 9.It waits in water storage chamber 14
When storing full, treated, and clear water can be directed directly in river.The water for being back to settling section 9 is mixed with sewage, and sewage is contributed to exist
Nitrate nitrogen after aerobic zone 17 is nitrified carries out denitrification in anoxic zone 16.
When the purification chamber of biological aerated filter 3 has built up more pollutant, can be cleared up by back flush mode dry
Only.Self priming pump 32 does not work at this time, air blower 31 does not work, 30 work of backwash jet-flow aeration pump, backwashing sewage water water outlet
It is in the open state.Water-jet in water storage chamber 14 is entered in confounding and injects air by backwash jet-flow aeration pump 30 so that mixed
It closes in area 15 and obtains the operating process of water and air distributing, thus filtrate ball 27, haydite layer 21, boulder bed 20, filter plate 19 are carried out
Backwash removes the excessive biomembrane in surface and suspended solid, to restore the processing capacity of biological aerated filter 3.Backwash
The waste water of generation is overflowing backwash 24 heel row of effluent weir to periphery city planting ductwork.
PLC controller 29, which runs equipment, in above process carries out whole control, periodically opening to biological aerated filter 3
It opens, hang up and backwash operation control effectively.
Claims (8)
1. a kind of Drain contamination for river channel mouth sewage-treatment plant, it is characterised in that：The Drain contamination for river channel mouth sewage-treatment plant is equipped with pre- place
Manage area (8), primary filter area, settling section (9), biological aerated filter (3), the pretreating zone (8), primary filter area, clarification
Area (9) is all fixed in river, water body of the river in pretreating zone (8), primary filter area, settling section (9) with
Water body isolation of the river except pretreating zone (8), primary filter area, settling section (9), the pretreating zone (8) are used as river
The input terminal of sewage draining exit sewage-treatment plant is directly connected to the sewage draining exit on river bank, the pretreating zone (8), primary filter
Area, settling section (9) water body flow direction be pretreating zone (8) to primary filter area, primary filter area to settling section (9), institute
It states in pretreating zone (8) and superfluorescent fiber artificial aquatic weed (1) is distributed with, initial filter filler (2) is distributed in the primary filter area, it is described
Primary filter area is located between pretreating zone (8) and settling section (9), and the biological aerated filter (3) is located in river bank, institute
Biological aerated filter (3) is stated equipped with wastewater influent end, water purification water outlet, the wastewater influent end of the biological aerated filter (3)
It stretches into settling section (9), the water purification water outlet of the biological aerated filter (3) is stretched into river in pretreating zone (8), primary
The exterior domain of filtering area, settling section (9).
2. Drain contamination for river channel mouth sewage-treatment plant according to claim 1, it is characterised in that：At the Drain contamination for river channel mouth sewage
It manages device and is equipped with water body barrier assembly, the water body barrier assembly includes pond cloth (4), floating ball (5), locating piece (7), the water
Pond cloth (4) is rectangular configuration, and long leg bit distribution of the pond cloth (4) in side has spaced floating ball (5), pond cloth
(4) there are spaced locating piece (7), the broadside position of the pond cloth (4) all fixed in the long leg bit distribution of the other side
At riverbank, the long side position that the pond cloth (4) is equipped with floating ball (5) is exposed in the water surface, pond cloth (4) equipped with locating piece (7)
Long leg position in river bed, the pretreating zone (8), primary filter area, settling section (9) be located at pond cloth (4) and riverbank it
Between.
3. Drain contamination for river channel mouth sewage-treatment plant according to claim 2, it is characterised in that：Two of the pond cloth (4)
Long side position is designed with two panels and is flexible coupling section, and the two panels at the long side position of pond cloth (4) the connection floating ball (5) is flexible coupling section all
It is connect with floating ball (5), the two panels at the long side position of the pond cloth (4) connection locating piece (7) is flexible coupling, and respectively one group of connection is fixed for section
Position block (7).
4. Drain contamination for river channel mouth sewage-treatment plant according to claim 3, it is characterised in that：Connect the soft company of locating piece (7)
The length for connecing section is more than the length for the access phase for connecting floating ball (5).
5. Drain contamination for river channel mouth sewage-treatment plant according to claim 1, it is characterised in that：The initial filter filler (2) includes
Screen frame (10), boulder bed (11), zeolite layer (12), the boulder bed (11), zeolite layer (12) setting in the screen frame (10) and
Pretreating zone (8), primary filter area, settling section (9) water body flow direction on be arranged in order.
6. Drain contamination for river channel mouth sewage-treatment plant according to claim 1, it is characterised in that：The biological aerated filter (3)
Including purification assembly, Power Component and shell (13), the shell (13) is internally provided with water storage chamber (14), purification chamber, sets
Standby chamber, the purification assembly are located in purify cavity room, and the Power Component is located in apparatus cavity, and the purification chamber includes
Mixed zone (15), anoxic zone (16), aerobic zone (17), settling zone (18), the purification assembly include filter plate (19), boulder bed
(20), haydite layer (21), single-hole membrane aerator (22), grid (23), backwash effluent weir (24), honeycomb inclined-tube filler
(25), water purification effluent weir (26), filtrate ball (27), the water purification effluent weir (26), honeycomb inclined-tube are filled out on gravity direction
Expect (25), backwash effluent weir (24), grid (23), single-hole membrane aerator (22), haydite layer (21), boulder bed (20), mistake
Filter plate (19) is sequentially distributed, and the filter plate (19) is arranged by holder in purify cavity room, and the mixed zone (15) was located at
Between filter plate (19) and shell (13), the filter plate (19), mixed zone (15) are sequentially distributed on gravity direction, described
Haydite layer (21), boulder bed (20), filter plate (19) are located in anoxic zone (16), the backwash effluent weir (24), grid
(23), single-hole membrane aerator (22) is located in aerobic zone (17) and is separated between grid (23) and single-hole membrane aerator (22)
The holding area (28) for accommodating filtrate ball (27) is formed, the filtrate ball (27) is distributed in holding area (28) and all filters
The sum of volume of pellet (27) is less than the volume of holding area (28), the honeycomb inclined-tube filler (25), water purification effluent weir (26) position
In settling zone (18), the settling zone (18) is connected to by water-supply-pipe with water storage chamber (14) at water purification effluent weir (26),
The settling zone (18) is connected to by water-supply-pipe with settling section (9) at water purification effluent weir (26), the water purification water outlet and storage
Water chamber (14) be connected to, the Power Component include PLC controller (29), backwash jet-flow aeration pump (30), air blower (31),
Self priming pump (32), the backwash jet-flow aeration pump (30), air blower (31), self priming pump (32) all connect with PLC controller (29)
PLC controller (29) is connect and is controlled by, the input terminal of the backwash jet-flow aeration pump (30) passes through water-supply-pipe and water storage chamber
(14) it is connected to, the output end of the backwash jet-flow aeration pump (30) is connected to by water-supply-pipe with mixed zone (15), the air blast
The output end of machine (31) is connected to by appendix with the input terminal of single-hole membrane aerator (22), the input terminal of the self priming pump (32)
It is connected with water-supply-pipe and is stretched into settling section (9) as wastewater influent end, the output end of the self priming pump (32) passes through water delivery
Pipe is connected to mixed zone (15), and the aerobic zone (17) is connected with water-supply-pipe at backwash effluent weir (24) and is arranged as river
The backwashing sewage water water outlet of dirty mouth sewage-treatment plant, the indoor water body flow direction of purify cavity and gravity direction
On the contrary.
7. Drain contamination for river channel mouth sewage-treatment plant according to claim 6, it is characterised in that：The shell (13), which is equipped with, to be used
In from shell (13) external observation aerobic zone (17) manhole I and for from the people of shell (13) external observation water storage chamber (14)
Hole II.
8. Drain contamination for river channel mouth sewage-treatment plant according to claim 6, it is characterised in that：It is distributed on the filter plate (19)
There are strainer head (6), the strainer head (6) to be located in mixed zone (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721630100.8U CN207699412U (en) | 2017-11-29 | 2017-11-29 | A kind of Drain contamination for river channel mouth sewage-treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721630100.8U CN207699412U (en) | 2017-11-29 | 2017-11-29 | A kind of Drain contamination for river channel mouth sewage-treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207699412U true CN207699412U (en) | 2018-08-07 |
Family
ID=63024286
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721630100.8U Active CN207699412U (en) | 2017-11-29 | 2017-11-29 | A kind of Drain contamination for river channel mouth sewage-treatment plant |
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| Country | Link |
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| CN (1) | CN207699412U (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109011736A (en) * | 2018-08-10 | 2018-12-18 | 杨明超 | A kind of effluent filter |
| CN109626578A (en) * | 2019-02-19 | 2019-04-16 | 北京汇恒环保工程股份有限公司 | A kind of dirty intensive treatment system of river enclosure section |
| CN109721212A (en) * | 2019-01-29 | 2019-05-07 | 北京国电富通科技发展有限责任公司 | River sewage processing system |
| CN109836016A (en) * | 2017-11-29 | 2019-06-04 | 浙江问源环保科技股份有限公司 | A kind of Drain contamination for river channel mouth sewage-treatment plant |
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| CN109836016A (en) * | 2017-11-29 | 2019-06-04 | 浙江问源环保科技股份有限公司 | A kind of Drain contamination for river channel mouth sewage-treatment plant |
| CN109836016B (en) * | 2017-11-29 | 2024-04-16 | 浙江问源环保科技股份有限公司 | River drain sewage treatment plant |
| CN109011736A (en) * | 2018-08-10 | 2018-12-18 | 杨明超 | A kind of effluent filter |
| CN109721212A (en) * | 2019-01-29 | 2019-05-07 | 北京国电富通科技发展有限责任公司 | River sewage processing system |
| CN109626578A (en) * | 2019-02-19 | 2019-04-16 | 北京汇恒环保工程股份有限公司 | A kind of dirty intensive treatment system of river enclosure section |
| CN109867365A (en) * | 2019-03-11 | 2019-06-11 | 河海大学 | A kind of double triangle pipe valve control renewable ecological repair systems |
| CN109867365B (en) * | 2019-03-11 | 2021-09-28 | 河海大学 | Renewable ecological restoration system controlled by double triangular pipes through valves |
| CN111056702A (en) * | 2019-12-11 | 2020-04-24 | 安徽百和环保科技有限公司 | A water clean system for river course tributary mouth |
| CN114941362A (en) * | 2020-12-18 | 2022-08-26 | 中铁二十局集团房地产开发有限公司 | Stepped garden device |
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