CN204198545U - Sewage purification and reuse fouling fauna wetland device - Google Patents
Sewage purification and reuse fouling fauna wetland device Download PDFInfo
- Publication number
- CN204198545U CN204198545U CN201420413663.1U CN201420413663U CN204198545U CN 204198545 U CN204198545 U CN 204198545U CN 201420413663 U CN201420413663 U CN 201420413663U CN 204198545 U CN204198545 U CN 204198545U
- Authority
- CN
- China
- Prior art keywords
- wetland
- grades
- water
- filler
- nanometer aeration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Physical Water Treatments (AREA)
Abstract
A kind of sewage purification and reuse fouling fauna wetland device, is made up of grid maker, vertical subsurface flow wetland, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus and ultra-filtration equipment.The utility model can carry out advanced oxidation process to clarification sewage, while reducing working cost, improves processing efficiency and treatment capacity, Optimization Technology performance, improves effluent quality.Roof is not being destroyed, under the prerequisite of secondary structure can not be produced, the utility model uses lightweight composite module, utilize roof and balcony space, adjustable landscape wetland device process community, roof water is set and reaches Treated sewage reusing, there is provided Landscape benefit simultaneously, and the effect of shielded from sunlight in summer, Winter protection is played to attic resident.
Description
Technical field
The utility model relates to a kind of sewage purification and reuse fouling fauna wetland device, relates to a kind of sewage purification and reuse fouling fauna wetland device removing dirty pollutant in water (as: impurity atom such as nitrogen, phosphorus, organism, microorganism, inorganics) particularly.
Background technology
In recent years, because environmental pollution is severe, greenhouse, tropical island effect are serious, in city, land used is nervous, land price is expensive, land use for greening is constantly compressed, and for promoting greening enthusiasm, garden type roof policy was carried out in Beijing from 2007, positive encouragement garden type roof greening and skeleton symbol lawn, also have corresponding maintenance subsidy every year, and areas of Beijing can be equivalent to 34 Chaoyang Parks by greening roof area at present, has exceeded 14 Olympic Forest Park.
Utility model content
The purpose of this utility model is to provide a kind of sewage purification and reuse fouling fauna wetland device.
Another object of the present utility model is to provide a kind of method utilizing said apparatus to carry out sewage disposal.
For achieving the above object, the sewage purification and reuse fouling fauna wetland device that the utility model provides, is made up of grid maker, vertical subsurface flow wetland, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus and ultra-filtration equipment, wherein:
Be separated and be connected vertical subsurface flow wetland with the suspended solid grid maker in interception sewage;
Vertical subsurface flow wetland is divided into two body region and exhalant region by body of wall, the side connecting grid maker is vertical subsurface flow wetland main body, adjacent opposite side is exhalant region, the mixed fillers be made up of gravel, coarse sand, Wingdale, zeolite is filled with in vertical subsurface flow wetland main body, multiple boring pvc pipe is laid as water inlet pipe in mixed fillers top layer, is provided with water pipe for crossing water bottom the body of wall between vertical subsurface flow wetland main body and exhalant region; Be filled with molecular sieve filling in exhalant region, the water outlet of exhalant region connects nanometer aeration cohesion-micro swirl flocculation plant;
Spiral transferring mud device and mud mouth is provided with bottom nanometer aeration cohesion-micro swirl flocculation plant, the side that nanometer aeration cohesion-micro swirl flocculation plant connects the exhalant region of vertical subsurface flow wetland is main reaction region, for completing nanometer air supporting-agglomeration process, adjacent main reaction zone is flco Engagement Area, adjacent flco Engagement Area be flco secondary Engagement Area; Be provided with micro swirl coagulator in main reaction region, main reaction region inner upper passes into O
2nanometer aeration head, top, main reaction region is provided with to add coagulant drug-adding device; The inclined tube for flco interception precipitation is equipped with in flco Engagement Area; Flco secondary Engagement Area inside is filled with polyacrylic tridimensional network filler, and lay a nanometer aeration head below tridimensional network filler, bottom sets out the mouth of a river, and water outlet connects the water-in revolving three grades of recoil screen apparatus by hydro-pump;
The water inlet in three grades of recoil screen apparatus ponds is provided with an influent weir, and water outlet is provided with backflash, and three grades of recoil screen apparatus inside are divided into the pond on top and flow-dividing bin two parts of bottom by perforated grill, and flow-dividing bin is compact arranged cylindrical shape; Perforated grill top center lays a nanometer aeration head, is embedded in the sieving filler of filling, is provided with a spoiler above sieving filler near influent weir place, is provided with one passes into O near the side of backflash
2aeration tube, aeration tube is provided with multiple pore solarization air cap, and vertically upward, sieving filler is provided with ultrasonic generator to solarization air cap; The below of flow-dividing bin is water tank, water tank outer wall brushing lucifuge blackwash, and the photocatalyst of its inwall uniform loading one deck nonmetal doping, is provided with ultraviolet sterilization lamp bottom it, and is provided with between sterilizing lamp and passes into O
3aeration nanometer aeration head, in water tank, remaining space is filled with semi-conductor load filler; The water outlet of three grades of recoil screen apparatus directly imports in ultra-filtration equipment;
Hollow fiber membrane ultrafiltration device is placed in ultra-filtration equipment, and nanometer aeration machine is arranged on immediately below hollow fiber membrane ultrafiltration device, and water outlet adopts hydro-pump to carry out negative pressure water-out manners.
In described sewage purification and reuse fouling fauna wetland device, in grid maker, screen cloth is stainless steel, and filtering accuracy is 8mm.
In described sewage purification and reuse fouling fauna wetland device, vertical subsurface flow wetland uses concrete wall constructed, and Anti-seeping technology is done on surface.
In described sewage purification and reuse fouling fauna wetland device, the mixed fillers surface grafting of vertical subsurface flow wetland has plant.
In described sewage purification and reuse fouling fauna wetland device, the perforated grill in three grades of recoil screen apparatus is two-layer, and centre is laid and fixes one deck stainless (steel) wire.
In described sewage purification and reuse fouling fauna wetland device, the pond of three grades of recoil screen apparatus is connected a ventpipe and leads to air with flow-dividing bin, with prevent three grades of recoil screen apparatus internal pressures too high cause to break even explode.
In described sewage purification and reuse fouling fauna wetland device, three grades recoil screen apparatus quartz sand chosen by sieving filler, modified manganese sand mixes with natural zeolite molecular sieve, volume mixture ratio is 7:1.5:1.5, and particle diameter is 0.5-1.2 mm.
The utility model, while active response government roof garden policy, utilizes garden to carry out Treated sewage reusing process, can carry out advanced oxidation process to clarification sewage, while reducing working cost, improve processing efficiency and treatment capacity, Optimization Technology performance, improve effluent quality.Roof is not being destroyed, under the prerequisite of secondary structure can not be produced, the utility model uses lightweight composite module, utilize roof and balcony space, adjustable landscape wetland device process community, roof water is set and reaches Treated sewage reusing, there is provided Landscape benefit simultaneously, and the effect of shielded from sunlight in summer, Winter protection is played to attic resident.
The flow process of sewage purification and reuse fouling fauna wetland device of the present utility model when carrying out sewage disposal is:
Suspended solid in sewage is separated by grid maker, interception, reduce sewage disposal difficulty, sewage importing vertical subsurface flow wetland through grid process carries out filtration treatment, after carrying out nanometer air supporting-agglomeration process in the main reaction region that supernatant liquor after filtration treatment is introduced into nanometer aeration cohesion-micro swirl flocculation plant, again condense in micro swirl coagulator-flocculate, then from flowing to flco Engagement Area, flco sinks down into reactor bottom at the interception function of inclined tube, timing is regularly discharged from mud mouth under the drive of spiral conveyer, clear liquor overflow is to flco secondary Engagement Area, secondary interception is carried out under the effect of degree tridimensional network filler, clear liquid after filtration is discharged from water outlet and is entered three grades of recoil screen apparatus,
In three grades of recoil screen apparatus, the discontinuous work of nanometer aeration head in water tank, air is upwards heaved from perforated grill, be divided into small bubbles, interval breaks up the fine and close crud layer on sieving filler, pollution substance layer is broken into sheet and floats, under the buoyancy of aeration tube and water inlet impact the synergy of flow-stopping plate thrust to the right, overflow is to backflash, the pollutent that sieving filler is retained is concentrated outside remover, mix with water inlet and again process, to extend three grades of recoil screen apparatus work-ing lifes and backwash cycle;
Nanometer aeration head in water tank adopts O
3aeration, because nano bubble has the characteristic such as huge quantity, specific surface area, slowly lift velocity, gas residence time of ducking in drink is long simultaneously, adds gas liquid interfacial area, duration of contact, be beneficial to ozone soluble in water, overcome the shortcoming that ozone is insoluble in water; Microbubble inside there is larger pressure and nano bubble breaks time interface disappear, the chemical energy that surrounding environment acutely changes generation impels and produces more hydroxyl radical free radical OH, strengthens O
3the organic ability of oxygenolysis; And Nano grade O
3bubble and ultraviolet sterilization lamp, semi-conductor load filler coexist in water tank, improve advanced oxidation effect, can effectively improve OH production rate, sewage through the process of three grades of recoil screen apparatus enters in ultra-filtration equipment and carries out ultrafiltration through hollow fiber membrane ultrafiltration device, water outlet adopts hydro-pump to carry out negative pressure water-out manners, remove the remaining suspension thing in sewage, make water outlet reach Treated sewage reusing standard.
In described sewage water treatment method, during the back flushing of nanometer aeration cohesion-micro swirl flocculation plant and three grades of recoil screen apparatus, the air inlet of nanometer aeration head is O
2, stir and clean filler for coagulation; The tank nanometer aeration head air inlet of three grades of recoil screen apparatus is O
3, by the production process of nanometer aeration strengthening hydroxyl radical free radical.
The sewage of device of the present utility model and sewage water treatment method purification, its water outlet is made to do Treated sewage reusing, use grid lattice except larger solid in sewage, vertical subsurface flow wetland is used to carry out a biological disposal upon subsequently, efficient removal ammonia nitrogen in sewage, organics removal, and molecular sieve filtration section is set at outlet sump adsorbs residual contamination material in a large number.Follow-up employing nanometer aeration cohesion-micro swirl flocculation plant carries out flocculation treatment to sewage, and use three grades of back flushing sievings-photocatalytic degradation pond to filter the rear sewage of flocculation, in three grades of recoil screen apparatus, nano titanium dioxide crystal excites the free negative ion having oxidizing power under ultra violet lamp as photocatalyst, simultaneously in nanometer aeration process and the energy that excites of ultrasonic wave generating process also can occur and strengthen the generation of free negative ion, reach photocatalysis effect; And free negative ion and its break away from the constraint of covalent linkage after leave room, with nano bubble surface with electric charge produce light electrolysis effect simultaneously, advanced oxidation is carried out and microelectrolysis processing to clarification sewage, while reducing working cost, improve processing efficiency and treatment capacity, Optimization Technology performance, improves effluent quality.This technique especially has higher clearance to bacterium, pathogenic agent in sewage, avoids it to enter water body and produces threat to HUMAN HEALTH.
Accompanying drawing explanation
Fig. 1 is apparatus structure schematic diagram of the present utility model.
Fig. 2 is device layout of the present utility model.
Primary clustering nomenclature in accompanying drawing:
1 grid maker; 2 bodies of wall; 3 water inlet pipes; 4 mixed fillers; 5 exhalant regions; 6 molecular sieve fillings; 7 hydro-pumps; 8 main reaction region; 9A, 9B, 9C, 9D, 9E nanometer aeration head; 10 chemicals dosing plants; 11 flco Engagement Areas; 12 inclined tubes; 13 nanometer aeration cohesion-micro swirl flocculation plants; 14 flco secondary Engagement Areas; 15 tridimensional network fillers; 16 first valves; 17 second valves; 18 topping-up pumps; 19 influent weirs; 20 spoilers; 21 mixed fillers; 22 3 grades of recoil screen apparatus; 23 aeration tubes; 24 backflashes; 25 perforated grills; 26 flow-dividing bins; 27 ultra-filtration equipment; 28 hollow fiber membrane ultrafiltration devices; 29 nanometer aeration machines; 30 first gate valves; 31 second gate valves; 32 semi-conductor load fillers; 33 ultraviolet sterilization lamps; 34 water tanks; 35 ventpipes; 36 water outlets; 37 mud mouths; 38 spiral conveyers; 39 micro swirl coagulators; 40 cross water pipe; 41 ultrasonic generators; 42 amusement and recreation tables and chairs; A vertical subsurface flow wetland; A1 vertical subsurface flow wetland main body.
Embodiment
The sewage purification and reuse fouling fauna wetland device that the utility model provides, efficiently can remove dirty pollutant in water (as: impurity atom such as nitrogen, phosphorus, organism, microorganism, inorganics).
Incorporated by reference to Fig. 1, the sewage purification and reuse fouling fauna wetland device that what the utility model provided dispose of sewage, its primary structure comprises:
Grid maker 1, inner screen cloth is stainless steel, filtering accuracy is 8mm, grid maker 1 carries out grid process to pending sewage, by the large-sized solid in water outlet, and the suspended solid being greater than grid aperture is separated, interception, reduce sewage disposal difficulty, the sewage through grid process imports vertical subsurface flow wetland A.
Vertical subsurface flow wetland A is divided into vertical subsurface flow wetland main body A 1 and region, 5 two, exhalant region by body of wall 2, and the body of wall 2 of vertical subsurface flow wetland A is that concrete is wall constructed, and Anti-seeping technology is done on surface.The side connecting grid maker 1 is vertical subsurface flow wetland main body A 1, and adjacent opposite side is exhalant region 5.Gravel, coarse sand, Wingdale, several mixed fillers 4 of zeolite is filled in vertical subsurface flow wetland main body A 1, multiple boring pvc pipe is laid as water inlet pipe 3 in mixed fillers 4 top layer, mixed fillers 4 overhead surface planting plants, be provided with water pipe 40 bottom body of wall between vertical subsurface flow wetland main body A 1 and exhalant region 5 for crossing water, and prevent filler to run off; Be filled with molecular sieve filling 6 in exhalant region 5, the packing volume of molecular sieve filling 6 accounts for the half of exhalant region 5, and the supernatant liquor use hydro-pump 7 of exhalant region 5 is evacuated in nanometer aeration cohesion-micro swirl flocculation plant 13 and carries out coagulating treatment.
Spiral transferring mud device 38 and mud mouth 37 is provided with bottom nanometer aeration cohesion-micro swirl flocculation plant 13, the side that nanometer aeration cohesion-micro swirl flocculation plant 13 connects the exhalant region 5 of vertical subsurface flow wetland A is main reaction region 8, for completing nanometer air supporting-agglomeration process, adjacent main reaction zone 8 is flco Engagement Area 11, adjacent flco Engagement Area 11 be flco secondary Engagement Area 14.Micro swirl coagulator 39 is filled in main reaction region 8, main reaction region 8 inner upper has nanometer aeration head 9A, use synthetic glass is fixed, top, main reaction region 8 is provided with chemicals dosing plant 10 in order to add coagulating agent, coagulating agent is PB1 gene+cationic polyacrylamide CPAM, and it adds molar mass ratio and is about 20:1; Inclined tube 12 is equipped with for flco interception precipitation in flco Engagement Area 11; Flco secondary Engagement Area 14 inside is filled with polyacrylic tridimensional network filler 15, and lay a nanometer aeration head 9B below tridimensional network filler 15, bottom sets out the mouth of a river 36, and water outlet is connected by hydro-pump revolves three grades of recoil screen apparatus 22.
The agglomeration process of employing nanometer aeration technological improvement coagulation process of the present utility model, is mainly divided into three steps:
(A) micro-nano aeration air supporting in early stage process: in micro-nano bubble mass transfer process, fine contaminant particle in sewage is trapped in bubble surface or together with bubble adhesion, in bubble uphill process, drive fine contaminant particle to float up to water surface, reach air supporting effect thus realize clear water and suspended particulate, being separated of colloid;
(B) micro-nano aeration dosing in mid-term coagulation process: utilize the gas-liquid two-phase relative movement in the strong impacts of micro-nano bubble generating process and floating-upward process, high-temperature high-pressure state that bubble explosion time local produces and bursting force, violent stirring effect is applied while thermal compensation is carried out to sewage, rapidly coagulating agent is dispersed to staying water everywhere, coagulating agent is mixed with sewage Quick uniform, break up the colloid block wrapping coagulating agent, improve its degree of scatter, promote that colloid collides mutually and be condensed into flco.And after coagulating agent is wrapped to form flco, under nanometer aeration, flco Growing Quality is higher, excessive flco of growing up can be broken into less flco thus recovers and keep flocculation ability (flco crosses conference makes total surface area reduce under the effect of nanometer aeration, adsorptive power declines), the flco that degree of compactness is lower brokenly also can again flocculate into the higher flco of degree of compactness under the shear action of nanometer aeration, is conducive to precipitate and separate.
(C) micro-nano aeration later stage thermal destruction process: the high-temperature high-pressure state utilizing that micro-nano aeration process produces and bubble explosion time local to produce realizes the fracture of flco weakness, so again clash into, in absorption effluent colloid, suspended substance to form more firm flco.
The flocculation process of growing up to allow the flco formed better adsorb de-steady colloid, the utility model uses micro swirl coagulator simultaneously, and the micro-vortex energy of flow that Vortex reactor is formed promotes diffusion and the collision of particulate in water effectively.On the one hand, coagulating agent hydrolysis forms colloid rapid diffusion fully colliding with water-borne glue body under micro swirl effect, makes water-borne glue body de-steady fast; On the other hand, in water, de-steady colloid has more collision opportunity under micro swirl effect, thus has higher aggregation efficiency.
Sewage is after the main reaction region nanometer air supporting-agglomeration process of nanometer aeration cohesion-micro swirl flocculation plant 13, again condense in micro swirl coagulator-flocculate, then from flowing to middle flco Engagement Area, flco sinks down into reactor bottom at the interception function of inclined tube, timing is regularly discharged from mud mouth under the drive of spiral conveyer, clear liquor overflow is to right side flco secondary Engagement Area, under the effect of high-density tridimensional network filler, carry out secondary interception, the clear liquid after filtration is discharged from water outlet.Secondary Engagement Area filler routine cleaning, opens nanometer aeration head bottom filler simultaneously during cleaning, utilize the collaborative cleaning of nanometer aeration techno-shock, oxidation, air supporting and high temperature action.Water outlet imports the water-in of three grades of recoil screen apparatus 22 by topping-up pump 18.
The water inlet of three grades of recoil screen apparatus 22 is provided with an influent weir 19, and water outlet is provided with backflash 24, and three grades of recoil screen apparatus 22 inside are divided into the pond on top and flow-dividing bin 26 two parts of bottom by perforated grill 25.The flow-dividing bin of three grades of recoil screen apparatus 22 inside is connected a ventpipe 35 and leads to air with pond two portions, to prevent, three grades of recoil screen apparatus internal pressures are too high to be caused device to break even to explode.
Perforated grill 25 is two-layer, middle lay and fixes one deck stainless (steel) wire, and the below of perforated grill 25 is provided with flow-dividing bin 26 partition space of compact arranged cylindrical shape, prevents that local pressure is excessive breaks through perforated grill 25.Perforated grill 25 top center is laid a nanometer aeration head 9C and is embedded in the sieving filler 21 of filling, and quartz sand chosen by sieving filler 21, modified manganese sand mixes with natural zeolite molecular sieve, and volume mixture ratio is 7:1.5:1.5, and particle diameter is 0.5-1.2 mm.Nanometer aeration head 9C is connected with an aerator by under meter.Sieving filler 21 is provided with a spoiler 20 near influent weir 19 place, and be provided with an aeration tube 23 near the side of backflash 24, aeration tube 23 is provided with multiple pore solarization air cap, and solarization air cap vertically upward.Ultrasonic generator 41 is installed in sieving filler 21.The below of flow-dividing bin 26 is water tank 34, and water tank 34 outer wall brushing lucifuge blackwash, the photocatalyst of its inwall uniform loading one deck nonmetal doping is (as the nano-TiO of carbon doping
2powder), ultraviolet sterilization lamp 33 is installed bottom it, and is provided with O between sterilizing lamp 33
3aeration nanometer aeration head 9D, in water tank, remaining space is filled with semi-conductor load filler (as loaded with nano TiO
2solid netted polypropylene filler), without the need to using dispersion agent, and reduce the leakage of catalyzer.
When using screen apparatus, the discontinuous work of nanometer aeration head in water tank, air is upwards heaved from porous plate, be divided into small bubbles, interval breaks up the fine and close crud layer on sieving filler, and pollution substance layer is broken into sheet and floats, under the buoyancy of aeration tube and water inlet impact the synergy of flow-stopping plate thrust to the right, overflow is to backflash, and the pollutent that filler is retained is concentrated outside remover, mixes again process with water inlet.Extend screen apparatus work-ing life and backwash cycle, for the situation that influent turbidity is lower, even without the need to back flushing, constantly can run and purify waste water.
In water tank, nanometer aeration head adopts O
3aeration, because nano bubble has the characteristic such as huge quantity, specific surface area, slowly lift velocity, gas residence time of ducking in drink is long simultaneously, adds gas liquid interfacial area, duration of contact, be beneficial to ozone soluble in water, overcome the shortcoming that ozone is insoluble in water; Microbubble inside there is larger pressure and nano bubble breaks time interface disappear, the chemical energy that surrounding environment acutely changes generation impels and produces more hydroxyl radical free radical OH, strengthens O
3the organic ability of oxygenolysis; And Nano grade O
3bubble and ultraviolet sterilization lamp, semi-conductor load filler coexist in water tank, improve advanced oxidation effect, can effectively improve OH production rate.
The water outlet of three grades of recoil screen apparatus 22 directly imports in ultra-filtration equipment 27.Ultra-filtration equipment 27 inside uses hollow fiber membrane ultrafiltration device 28 to carry out ultrafiltration, and membrane pore size is 0.4 micron, and its cost is low, easy to maintenance, is widely used.Hollow fiber membrane ultrafiltration device 28 is directly placed in ultra-filtration equipment 27, nanometer aeration machine 9E is arranged on immediately below hollow fiber membrane ultrafiltration device 28, the cross-flow on the film surface of hollow fiber membrane ultrafiltration device 28 is stirred by the nano bubble of nanometer aeration machine 29 to produce, the air-flow of high-temperature nano bubble stirs and produces shearing force and turbulent flows on film surface, water inlet flow velocity that need not be higher can make the concentration polarization layer on film surface thinning, and accumulated substance is pulled away.Water outlet adopts hydro-pump to carry out negative pressure water-out manners, and the efficient remaining suspension thing removed in sewage, makes water outlet reach Treated sewage reusing standard.
In sewage purification and reuse fouling fauna wetland device of the present utility model, during the back flushing of nanometer aeration cohesion-micro swirl flocculation plant and three grades of recoil screen apparatus, the air inlet of nanometer aeration head is O
2, stir and clean filler for coagulation; The tank nanometer aeration head air inlet of three grades of recoil screen apparatus is O
3, by the production process of nanometer aeration strengthening hydroxyl radical free radical.
The utility model utilizes said apparatus to carry out the process of sewage disposal:
Sewage is after in nanometer aeration cohesion-micro swirl flocculation plant, nanometer air supporting-agglomeration process is carried out in main reaction region, again condense in micro swirl coagulator-flocculate, then from flowing to middle flco Engagement Area, flco sinks down into reactor bottom at the interception function of inclined tube, timing is regularly discharged from mud mouth under the drive of spiral conveyer, clear liquor overflow is to right side flco secondary Engagement Area, under the effect of high-density tridimensional network filler, carry out secondary interception, the clear liquid after filtration is discharged from water outlet.Secondary Engagement Area filler routine cleaning, opens nanometer aeration head bottom filler simultaneously during cleaning, utilize the collaborative cleaning of nanometer aeration techno-shock, oxidation, air supporting and high temperature action.Water outlet imports three grades of recoil screen apparatus by hydro-pump.
During normal sieving, sewage enters from influent weir, leads as straight up, impinge upon under gravity on flow-stopping plate under the physical structure effect of influent weir by horizontal direction, directly clashes into fillers affect treatment effect to prevent water stream; Sewage is through the filtration of sieving filler, and flow to below water tank, in water tank, the air inlet of nanometer aeration head is O
3, obtain hydroxyl radical free radical in a large number by nanometer aeration, with ultraviolet sterilization lamp, semi-conductor load filler improves advanced oxidation effect jointly, wherein be rich in the water outlet of hydroxy radical qiao when device carries out backwash simultaneously, wash away sieving filler, accomplish that filler is clean and regenerate preferably.
According to an embodiment of the present utility model, the utility model especially reaches 100% to the clearance of bacterium, pathogenic agent in sewage, in sewage after process, aromaticity class fulvic acid material reduces by more than 95%, turbidity of sewage reduces by 99%, effluent quality transparency is high, avoids it to enter water body and produces threat to HUMAN HEALTH.
Fig. 2 is the schematic embodiment that the utility model is arranged on the landscape wetland device that roof is formed.Landscape wetland apparatus design is become a bite word shape, to make full use of the space on roof.Such as amusement and recreation tables and chairs 42 can be placed in vacant lot in the middle of square shape, form Condom.
The utility model adopts three grades of backwashing technologies to carry out back flushing:
One-level back flushing is aeration cycle back flushing, because pollution substance is in the accumulation of filling surface, space infiltration between sewage is difficult to through filler is gone down, back flushing is carried out in sieving process, open three grades of recoil screen apparatus 22 upper left corner topping-up pumps 18, nanometer aeration head 9C above aeration tube 23 intermittently starting porous plate, the discontinuous work of nanometer aeration head in water collecting basin, air is upwards heaved from porous plate, be divided into small bubbles, interval breaks up the fine and close crud layer on sieving filler, pollution substance layer is broken into sheet and floats, impeller effect is produced under the buoyancy of aeration tube and water inlet impact the synergy of flow-stopping plate thrust to the right, clean the fine and close pollutent of filler top layer sheet energetically, overflow is to backflash, the pollutent that filler is retained is concentrated outside remover, mix with water inlet and again process, sewage also can continue the infiltration from molecular sieve space and go down, one-level back flushing can extend screen apparatus work-ing life and backwash cycle, for the situation that influent turbidity is lower, even without the need to back flushing, device constantly can be run and purify waste water.
Secondary back flushing is air pulse back flushing, because turbidity of sewage is too high, causes pollution substance at the bulk deposition of filling surface, only still can not reach the effect continuing sieving by one-level backwash step.Close the first valve 16, first gate valve 30, open the second gate valve 31, second valve 17, start three grades of recoil screen apparatus 22 lower right corner topping-up pumps 18, aeration tube 23 and two nanometer aeration head 9C 9D, water outlet in outlet sump is imported in water collecting basin.Under the effect of pressure of return water, whole air in water collecting basin are subject to crushing failure at high speed, rise along pore on dividing potential drop storehouse, whole sieving packing layer is at the strong stirring of ascending air, rotational flow under the impact force action of aeration tube air-flow and nanometer aeration head, pollution substance fragmentation is floated, under the buoyancy of aeration tube and water inlet impact the synergy of flow-stopping plate thrust to the right, overflow mixes to backflash with initially intaking, treat that the water surface declines fast, after filtering rate is stablized again, close three grades of recoil screen apparatus 22 lower right corner topping-up pumps 18, nanometer aeration head 9D below porous plate, second gate valve 31, second valve 17, open the first valve 16, first gate valve 30, proceed sieving process.
Three grades of back flushinges are the back flushing of aeration turbulent flow, and now I and II back flushing has been not enough to covering, the obstructing problem of address contamination confrontation filler, and sewage must not gather in a large number and filtered.Now close the first valve 16, first gate valve 30, open the second gate valve 31, second valve 17, start three grades of recoil screen apparatus 22 lower right corner topping-up pumps 18, aeration tube 23 and two nanometer aeration head 9C 9D, ultrasonic generator 43, water outlet in outlet sump is imported in water collecting basin in a large number.(1) water collecting basin inner air stirs along the rising of porous plate pore, and bottom filler, nanometer aeration head starts aeration, and above filler, turbine constantly rotates; (2) utilize the collaborative cleaning of nanometer aeration techno-shock, oxidation, air supporting and high temperature action, top filler presents turbulence state, carry out random high-speed motion state, filler phase mutual friction under the surging force of current vortex and the shear action of bubble, the organic pollutant that filler adheres to can be removed, and obtains comparatively pure filler; (3) utilize ultrasonic generator to produce ultrasonic wave in liquid medium, cavitation effect is produced at sieving filling surface, the shockwave formed when cavitation steam bubble breaks in closing course, the surge pressure of thousands of air pressure can be produced around it, act on filling surface and destroy viscosity between dirt, and make them be dispersed in backwash liquor rapidly, thus reach the effect of filling surface cleaning.(4), after air emptying, the water outlet of outlet sump continues to import, the water outlet of being rich in hydroxy radical qiao rinse turbulence state filler particles surface and micropore, peel off pollution substance, filler is regenerated.And pollution substance under water flow impact pressure and right side aeration tube air supporting effect constantly to floating up to the water surface, flow out from left end influent weir and right-hand member backflash and mix with initially intaking.Through three grades of back flushinges, internal contamination thing by clean-drain totally.
Conventional sand filtration is not disturbance layer of sand in filtration procedure, and current are flow through between sand fine gap.Usual employing not disturbance layer of sand, compacting filler, increase hydraulic pressure, the means such as additional trellis improve sand filtration process on sand, allow current flow through between sand fine gap, and pollution substance rest on the top layer of layer of sand.The utility model is then utilize disturbance filler top layer, smooth pass through of preventing pollution material buildup to current forms resistance, utilize the means modifying device such as surging force and shearing force of advanced oxidation, nanometer aeration, bubble simultaneously, utilize the filler such as molecular sieve, manganese sand to be optimized design, finally use three grades of back flushinges etc. to improve treating processes.The rejection effect of device of the present utility model to suspended substances such as colloid, fiber, algae is good, for the lower water quality of turbidity even without the need to back flushing, treating processes can be completed, there is removal stink simultaneously, kill the microorganism such as bacterium, pathogenic bacteria, decompose effect of the biodegradable organic compounds such as a small amount of remaining surface activator, polychlorobiphenyl of difficult degradation.
The nano-TiO of carbon doping of the present utility model
2the preparation of powder: adopt sluggish precipitation and hydrothermal method two step process to prepare the nano-TiO of carbon doping
2.With titanium sulfate and urea for forerunner, glucose is carbon source, concrete preparation process is as follows: get 6.48g27 titanium sulfate and 3.24g54 urea (mol ratio of titanium sulfate and urea is 1:2) is dissolved in deionized water, add appropriate glucose 0.6 again to stir, 1:2:0.023 reacts 2h under the condition of 90 DEG C.Question response terminates rear taking-up reactants dry, is repeatedly washed to neutrality, again dry, obtains the nano-TiO of carbon doping with ball mill grinding
2powder.
Nano-TiO of the present utility model
2the method of powder load on filler: the tridimensional network filler adopting polypropylene material, by nano-TiO
2powder mixes with deionized water (powder is 1:20 with the mass ratio of water), emulsion is become with ultrasonic echography, the tridimensional network filler of cleaning is immersed the titanate coupling agent mixed with ethanol 1:1, slowly stir for some time, then filler is taken out and put into TiO
2continue in emulsion to stir for some time, put into dry (less than the 85 DEG C) 2h of baking oven after taking-up, i.e. obtained loaded with nano TiO
2polypropylene suspension filler, its outward appearance is faint yellow, and rete is more even.
Claims (6)
1. a sewage purification and reuse fouling fauna wetland device, is made up of grid maker, vertical subsurface flow wetland, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus and ultra-filtration equipment, wherein:
Be separated and be connected vertical subsurface flow wetland with the suspended solid grid maker in interception sewage;
Vertical subsurface flow wetland is divided into two body region and exhalant region by body of wall, the side connecting grid maker is vertical subsurface flow wetland main body, adjacent opposite side is exhalant region, mixed fillers is filled with in vertical subsurface flow wetland main body, multiple boring pvc pipe is laid as water inlet pipe in mixed fillers top layer, is provided with water pipe for crossing water bottom the body of wall between vertical subsurface flow wetland main body and exhalant region; Be filled with molecular sieve filling in exhalant region, the water outlet of exhalant region connects nanometer aeration cohesion-micro swirl flocculation plant;
Spiral transferring mud device and mud mouth is provided with bottom nanometer aeration cohesion-micro swirl flocculation plant, the side that nanometer aeration cohesion-micro swirl flocculation plant connects the exhalant region of vertical subsurface flow wetland is main reaction region, for completing nanometer air supporting-agglomeration process, adjacent main reaction zone is flco Engagement Area, adjacent flco Engagement Area be flco secondary Engagement Area; Be provided with micro swirl coagulator in main reaction region, main reaction region inner upper passes into O
2nanometer aeration head, top, main reaction region is provided with to add coagulant drug-adding device; The inclined tube for flco interception precipitation is equipped with in flco Engagement Area; Flco secondary Engagement Area inside is filled with polyacrylic tridimensional network filler, and lay a nanometer aeration head below tridimensional network filler, bottom sets out the mouth of a river, and water outlet connects the water-in revolving three grades of recoil screen apparatus by hydro-pump;
The water inlet in three grades of recoil screen apparatus ponds is provided with an influent weir, and water outlet is provided with backflash, and three grades of recoil screen apparatus inside are divided into the pond on top and flow-dividing bin two parts of bottom by perforated grill, and flow-dividing bin is compact arranged cylindrical shape; Perforated grill top center lays a nanometer aeration head, is embedded in the sieving filler of filling, is provided with a spoiler above sieving filler near influent weir place, is provided with one passes into O near the side of backflash
2aeration tube, aeration tube is provided with multiple pore solarization air cap, and vertically upward, sieving filler is provided with ultrasonic generator to solarization air cap; The below of flow-dividing bin is water tank, water tank outer wall brushing lucifuge blackwash, and the photocatalyst of its inwall uniform loading one deck nonmetal doping, is provided with ultraviolet sterilization lamp bottom it, and is provided with between sterilizing lamp and passes into O
3aeration nanometer aeration head, in water tank, remaining space is filled with semi-conductor load filler; The water outlet of three grades of recoil screen apparatus directly imports in ultra-filtration equipment;
Hollow fiber membrane ultrafiltration device is placed in ultra-filtration equipment, and nanometer aeration machine is arranged on immediately below hollow fiber membrane ultrafiltration device, and water outlet adopts hydro-pump to carry out negative pressure water-out manners.
2. sewage purification and reuse fouling fauna wetland device according to claim 1, wherein, in grid maker, screen cloth is stainless steel, and filtering accuracy is 8mm.
3. sewage purification and reuse fouling fauna wetland device according to claim 1, wherein, vertical subsurface flow wetland uses concrete wall constructed, and Anti-seeping technology is done on surface.
4. sewage purification and reuse fouling fauna wetland device according to claim 1, wherein, the mixed fillers surface grafting of vertical subsurface flow wetland has plant.
5. sewage purification and reuse fouling fauna wetland device according to claim 1, wherein, the perforated grill in three grades of recoil screen apparatus is two-layer, and centre is laid and fixes one deck stainless (steel) wire.
6. sewage purification and reuse fouling fauna wetland device according to claim 1, wherein, the pond of three grades of recoil screen apparatus is connected a ventpipe and leads to air with flow-dividing bin, with prevent three grades of recoil screen apparatus internal pressures too high cause to break even explode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420413663.1U CN204198545U (en) | 2014-07-25 | 2014-07-25 | Sewage purification and reuse fouling fauna wetland device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420413663.1U CN204198545U (en) | 2014-07-25 | 2014-07-25 | Sewage purification and reuse fouling fauna wetland device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204198545U true CN204198545U (en) | 2015-03-11 |
Family
ID=52656528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420413663.1U Expired - Fee Related CN204198545U (en) | 2014-07-25 | 2014-07-25 | Sewage purification and reuse fouling fauna wetland device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204198545U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772034A (en) * | 2015-03-30 | 2015-07-15 | 东莞市环境科学研究所 | Intelligent open-space atmosphere restoration method |
| CN111139890A (en) * | 2019-12-30 | 2020-05-12 | 上海洗霸科技股份有限公司 | Building water supply and drainage resource recycling process |
| CN112093996A (en) * | 2020-09-28 | 2020-12-18 | 中国科学院生态环境研究中心 | Constructed wetland-coagulation combined pretreatment ultrafiltration water supply treatment system and water treatment method |
| CN113072265A (en) * | 2021-05-07 | 2021-07-06 | 杞梓林生态建设有限公司 | Municipal landscape water circulation system and water treatment method thereof |
-
2014
- 2014-07-25 CN CN201420413663.1U patent/CN204198545U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772034A (en) * | 2015-03-30 | 2015-07-15 | 东莞市环境科学研究所 | Intelligent open-space atmosphere restoration method |
| CN111139890A (en) * | 2019-12-30 | 2020-05-12 | 上海洗霸科技股份有限公司 | Building water supply and drainage resource recycling process |
| CN112093996A (en) * | 2020-09-28 | 2020-12-18 | 中国科学院生态环境研究中心 | Constructed wetland-coagulation combined pretreatment ultrafiltration water supply treatment system and water treatment method |
| CN113072265A (en) * | 2021-05-07 | 2021-07-06 | 杞梓林生态建设有限公司 | Municipal landscape water circulation system and water treatment method thereof |
| CN113072265B (en) * | 2021-05-07 | 2022-05-27 | 杞梓林生态建设有限公司 | Municipal landscape water circulation system and water treatment method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104150697B (en) | A kind of underground water heavy metal three grades of degree of depth fast purification devices and purifying method | |
| CN104150690B (en) | A kind of sterilization integrated sewage treatment device and treatment process | |
| CN104150688B (en) | A kind of underground water organic matter fractionation, subregion refining plant and purifying method | |
| CN104230096B (en) | A kind of apparatus and method of nanometer aeration iron-carbon micro-electrolysis purification of organic waste water | |
| CN104193081B (en) | A kind of apparatus and method of filtering step by step sewage disposal | |
| CN104150698B (en) | A kind of apparatus and method of M type artificial swamp advanced treatment domestic sewage in rural areas | |
| CN104163544B (en) | A kind of method and apparatus of ecological pond water outlet advanced treatment | |
| CN104193080B (en) | A kind of apparatus and method that purify poison sewage | |
| CN104150704B (en) | A kind for the treatment of unit of waste water treating and reutilizing and treatment process | |
| CN104150657B (en) | The device of a kind of sewage three grades of water outlet advanced treatment and treatment process | |
| CN204198545U (en) | Sewage purification and reuse fouling fauna wetland device | |
| CN104193083B (en) | The combination unit of a kind of sewage three-stage filtration and sewage water treatment method | |
| CN104150692B (en) | A kind of percolate advanced treatment apparatus and method | |
| CN104193077B (en) | A kind of device and method of carrousel oxidation ditch degradation of organic waste water | |
| CN104150695B (en) | A kind of blodisc goes out the apparatus and method of advanced water treatment process | |
| CN104150689B (en) | The apparatus and method that a kind of horizontal drowned flow artificial wet land is purified waste water | |
| CN104150656B (en) | Nanometer aeration condenses-stirs the apparatus and method of flocculating and purifying biological treatment of sewage | |
| CN104150658B (en) | A kind of food waste percolate pre-treatment reduces the apparatus and method of turbidity | |
| CN104150702B (en) | Vertical subsurface flow wetland is purified waste water Treated sewage reusing device and treatment process | |
| CN104150693B (en) | A kind of multi-stage type composite vertical current soil oozes device turbidity sewage advanced treatment apparatus and method | |
| CN104150636B (en) | A kind of apparatus and method reducing turbidity reinforced film separation sewage purification | |
| CN104150705B (en) | The device of alternating current artificial swamp tertiary treatment high ammonia-nitrogen wastewater and treatment process | |
| CN104150700B (en) | A kind of apparatus and method of soil filtration method process Various Seasonal sanitary sewage | |
| CN104193086B (en) | The apparatus and method of a kind of villages and small towns collective and distributive type sewage fast processing | |
| CN104150699B (en) | A kind of four sections of up soil ooze system Treated sewage reusing treatment unit and treatment process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20200725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |