CN208980519U - A kind of combined domestic sewage processing unit of biological rotating disk and artificial swamp - Google Patents

Abstract

The utility model relates to the combined domestic sewage processing units of a kind of biological rotating disk and artificial swamp, belong to sewage treatment field, the combined domestic sewage processing unit of the biological rotating disk and artificial swamp includes biological rotating disk processing pond, secondary settling tank, Primary plateaus drowned flow artificial wet land, horizontal plug-flow artificial swamp, the ecogenesis pool, two grades of horizontal drowned flow artificial wet land and landscape surface flowing water artificial swamp.Mechanical equipment used by the utility model is few, convenient for management, and drainage flow leans on gravity flowing entirely in present treatment unit, and low energy consumption, and operating cost is few, moreover, using artificial swamp, capacity of resisting impact load is strong.High to nitrogen, the removal rate of phosphorus in sewage, removal effect is stablized, and water sludge amount is few, it can be achieved that Landscape benefit after treatment process.

Description

A kind of combined domestic sewage processing unit of biological rotating disk and artificial swamp

Technical field

The utility model belongs to sewage treatment field, specifically, being related to the combination of a kind of biological rotating disk and artificial swamp Formula sanitary sewage disposal unit.

Background technique

With the large-scale development of China's planting industry, aquaculture and industry, bring water pollution problem is on the rise, dirty Dye is mostly derived from agricultural non -point pollution and village pollution, and the especially discharge of city domestic sewage, part is even directly discharged to In river, lake, and one of principal element for causing the pollution of river.

Currently, the low pollution river regulation technology used both at home and abroad mainly include physical method (such as dredging, mechanical algae removement, Diversion dilution, artificial flowing, aeration etc.), chemical method (such as chemical reagent remove algae, be added molysite promote phosphorus precipitating, be added Lime denitrogenation etc.) and bioanalysis (such as artificial wetland treatment, hydrophyte restoration, microorganism remediation and biological floating bed), These methods cut both ways, and not only costly and time consuming laborious, clean-up effect is poor, can not promote.City domestic sewage is mainly adopted It is centralized collection processing, and focuses on sewage and not only waste a large amount of soil, wastes huge resource, meanwhile, it is easy The secondary injury to environment is caused, in addition, but also local environment is more fragile, it is easier to be destroyed.

Therefore, it is necessary to propose the sewage disposal system of a kind of good sewage processing effect, abundant river bio-diversity.

Summary of the invention

In order to solve the problems, such as background technique, the utility model proposes a kind of biological rotating disk and artificial swamps Combined domestic sewage processing unit, structure is simple, construction cost is low, operation and maintenance are convenient, good sewage processing effect, Er Qieneng Enough realize the biological rotating disk of Landscape benefit and the combined domestic sewage processing unit of artificial swamp.

To achieve the above object, the utility model is achieved by the following technical solution:

A kind of combined domestic sewage processing unit of biological rotating disk and artificial swamp, including biological rotating disk processing pond, two Heavy pond, Primary plateaus drowned flow artificial wet land, horizontal plug-flow artificial swamp, the ecogenesis pool, two grades of horizontal drowned flow artificial wet land and Landscape surface flowing water artificial swamp；The entrance of river course for sewage discharge, biological rotating disk processing pond is arranged in the biological rotating disk processing pond It is inside provided with biological rotating disk, water inlet, the discharge outlet company of water inlet and biological rotating disk processing pond are provided at the center of secondary settling tank Logical, secondary settling tank center top is provided with rotating arm by shaft, and rotating arm bottom is provided with mixing arm, mixing arm and rotating arm phase Even.Secondary settling tank bottom offers sludge outlet, and Primary plateaus drowned flow artificial wet land is connected to the water outlet of secondary settling tank, horizontal plug-flow Artificial swamp is connected to Primary plateaus drowned flow artificial wet land, and the ecogenesis pool is connected to horizontal plug-flow artificial swamp, two grades of horizontal Drowned flow artificial wet land is connected to the ecogenesis pool, and landscape surface flowing water artificial swamp is connected to two grades of horizontal drowned flow artificial wet land.

Further, preferably, the bottom of the secondary settling tank is pyramidal structure, mixing arm bottom is inclined to set, and Inclination angle is matched with the tilt angle of secondary settling tank bottom.

Further, preferably, the Primary plateaus drowned flow artificial wet land, horizontal plug-flow artificial swamp, ecogenesis The pool, two grades of horizontal drowned flow artificial wet land, kind is implanted with water plant on the flowing water artificial swamp of landscape surface.

Further, preferably, the Primary plateaus drowned flow artificial wet land and secondary settling tank connectivity part, horizontal plug-flow are artificial Wetland and Primary plateaus drowned flow artificial wet land connectivity part, the ecogenesis pool and horizontal plug-flow artificial swamp connectivity part, two grades of horizontal Drowned flow artificial wet land is connected to ecogenesis pool connectivity part, landscape surface flowing water artificial swamp with two grades of horizontal drowned flow artificial wet land Place is each provided with a buffer pool.

The utility model has the beneficial effects that

Mechanical equipment used by the utility model is few, convenient for management, and drainage flow leans on gravity entirely in present treatment unit Flowing, low energy consumption, and operating cost is few, moreover, using artificial swamp, capacity of resisting impact load is strong.Nitrogen, phosphorus in sewage are gone Except rate height, removal effect is stablized, and water sludge amount is few, it can be achieved that Landscape benefit after treatment process.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

In figure, 1- biological rotating disk processing pond, 2- biological rotating disk, 3- secondary settling tank, 4- water inlet, 5- rotating arm, 6- mixing arm, The horizontal plug-flow artificial swamp of 7- Primary plateaus drowned flow artificial wet land, 8-, the 9- ecogenesis pool, 10- two grades of horizontal drowned flow artificial are wet Ground, 11- landscape surface flowing water artificial swamp, 12- water plant, 13- buffer pool.

Specific embodiment

In order to keep the purpose of this utility model, technical scheme and beneficial effects clearer, below in conjunction with attached drawing, to this The preferred embodiment of utility model is described in detail, to facilitate the technical staff to understand.

As shown in Figure 1, the combined domestic sewage processing unit of a kind of biological rotating disk 2 and artificial swamp, including biology turn Disk processing pond 1, secondary settling tank 3, Primary plateaus drowned flow artificial wet land 7, horizontal plug-flow artificial swamp 8, the ecogenesis pool 9, second level water Flat drowned flow artificial wet land 10 and landscape surface flowing water artificial swamp 11；The biological rotating disk processing pond 1 is arranged in river course for sewage discharge Entrance, biological rotating disk 2 is provided in biological rotating disk processing pond 1, biological rotating disk 2 includes shaft, disc and driving device, shaft It is arranged in biological rotating disk processing pond 1, disc is arranged in shaft, and biomembrane is adsorbed on disc after operation, town sewage From flowing in biological rotating disk processing pond 1 after front end simply pre-processes, in biological rotating disk processing pond 1, revolved by biological rotating disk 2 Turn, sewage can flow in the disc gap of Chi Zhongshun biological rotating disk, and the organic matter in sewage is adsorbed by the biomembrane on disc. When disc leaves the water surface, disc surface forms one layer of sewage film, and the oxygen in air is constantly dissolved into sewage film, raw Microorganism absorbs dissolved oxygen, the organic pollutant that oxygenolysis is adsorbed in object film.Disc often switchs to one week, i.e., is once inhaled Attached-oxygen uptake-oxygenolysis process.Continuous rotation of disc, pollutant are constantly oxidized decomposition, and biomembrane also gradually becomes The biomembrane of thickness, aging falls off under flow shear effect, and biological rotating disk processing pond 1, turntable rotation is discharged with sewage Sewage in slot is set constantly to stir oxygenation, the biomembrane to fall off continues to decompose water pollutant in suspended state in slot.Two is heavy Water inlet 4 is provided at the center in pond 3, water inlet 4 is connected to the discharge outlet of biological rotating disk processing pond 1, sewage after reaction saturation Enter secondary settling tank 3 from biological rotating disk processing pond 1, sewage carries out mud-water separation in secondary settling tank 3, and purified clear water is from secondary settling tank 3 water outlet overflow and go out.3 center top of secondary settling tank is provided with rotating arm 5 by shaft, and 5 bottom of rotating arm is provided with stirring Arm 6, mixing arm 6 are connected with rotating arm 5, are rotated by rotating arm 5, and mixing arm 6 is driven to run.3 bottom of secondary settling tank offers dirt Mud outlet, when sludge sinks, mixing arm 6 will constantly can be discharged at the sludge scraping delivery to sludge outlet in secondary settling tank 3, avoid dirt Mud is accumulated in secondary settling tank 3.Primary plateaus drowned flow artificial wet land 7 is connected to the water outlet of secondary settling tank 3, horizontal plug-flow artificial swamp 8 are connected to Primary plateaus drowned flow artificial wet land 7, and the ecogenesis pool 9 is connected to horizontal plug-flow artificial swamp 8, two grades of horizontal undercurrent Artificial swamp 10 is connected to the ecogenesis pool 9, and landscape surface flowing water artificial swamp 11 and two grades of horizontal drowned flow artificial wet land 10 connect It is logical.The Primary plateaus drowned flow artificial wet land 7, horizontal plug-flow artificial swamp 8, the ecogenesis pool 9, two grades of horizontal drowned flow artificial Kind is implanted with water plant 12 on wetland 10, landscape surface flowing water artificial swamp 11.The water gone out from 3 water outlet overflow of secondary settling tank Followed by Primary plateaus drowned flow artificial wet land 7 → horizontal plug-flow 8 → ecogenesis of artificial swamp pool 9 → two grades of horizontal undercurrent people Work 10 → landscape of wetland surface flowing water artificial swamp 11, each wetland is equipped with soil and artificial dielectric, and plantation is aquatic in each wetland Plant 12, sewage adsorbed in wetland, is detained, being filtered, redox, precipitating, microorganism decomposition, conversion, plant masking, residual Object accumulation, the effect of water transpiration and Nutrient Absorption and all kinds of animals are stayed, by the pollutant removal in water, most afterwards through ultraviolet disinfection It is emitted into nearest natural water after reaching discharge standard.Mechanical equipment used by the utility model is few, convenient for management, sewage Gravity flowing is leaned in flowing entirely in present treatment unit, and low energy consumption, and operating cost is few, moreover, using artificial swamp, shock resistance is negative Lotus ability is strong.High to nitrogen, the removal rate of phosphorus in sewage, removal effect is stablized, and water sludge amount is few, it can be achieved that scape after treatment process See benefit.

Preferably, the bottom of the secondary settling tank 3 is pyramidal structure, and 6 bottom of mixing arm is inclined to set, and inclination angle and two The tilt angle of heavy bottom of pond portion matches, and often accumulates a large amount of sludge in secondary settling tank 3, sets taper for 3 bottom of secondary settling tank Structure can be discharged from sludge outlet convenient for sludge, sludge is avoided to accumulate, meanwhile, the inclination angle at inclination angle and secondary settling tank bottom is set Matched mixing arm 6 is spent, more effectively sludge can be avoided to accumulate.

Preferably, the Primary plateaus drowned flow artificial wet land 7 and 3 connectivity part of secondary settling tank, horizontal plug-flow artificial swamp 8 with 7 connectivity part of Primary plateaus drowned flow artificial wet land, the ecogenesis pool 9 and horizontal 8 connectivity part of plug-flow artificial swamp, two grades of horizontal undercurrent Artificial swamp 10 and 9 connectivity part of the ecogenesis pool, landscape surface flowing water artificial swamp 11 and two grades of horizontal drowned flow artificial wet land 10 Connectivity part is each provided with a buffer pool 13, avoids water flow impact pressure excessive and causes water inlet by water impact at hole Low-lying area, meanwhile, buffer pool 13 can effectively slow down flow rate of water flow, avoid causing purifying water effect poor because water flow is too urgent.

Utility model works process:

Town sewage is flow in biological rotating disk processing pond 1 certainly after front end simply pre-processes, in biological rotating disk processing pond 1 In, it is rotated by biological rotating disk 2, sewage can flow in Chi Zhongshun disc gap, and the organic matter in sewage is by biological rotating disk 2 Biomembrane is adsorbed.When disc leaves the water surface, disc layer surface forms one layer of sewage film, and the oxygen in air is constantly dissolved into In sewage film, microorganism absorbs dissolved oxygen, the organic pollutant that oxygenolysis is adsorbed in biomembrane.Biological rotating disk 2 is continuous Rotation, pollutant are constantly oxidized decomposition, and biomembrane also gradually thickens, and the biomembrane of aging takes off under flow shear effect It falls, and biological rotating disk processing pond 1 is discharged with sewage, turntable rotation also makes sewage in slot constantly stir oxygenation, the biology to fall off Film continues to decompose water pollutant in suspended state in slot, and the sewage after reaction saturation enters two from biological rotating disk processing pond 1 Heavy pond 3, sewage carry out mud-water separation in secondary settling tank 3, and purified clear water goes out from the water outlet overflow of secondary settling tank 3, then Followed by Primary plateaus drowned flow artificial wet land 7 → horizontal plug-flow 8 → ecogenesis of artificial swamp pool 9 → two grades of horizontal undercurrent people Work 10 → landscape of wetland surface flowing water artificial swamp 11, sewage adsorbed in wetland, is detained, being filtered, redox, precipitating, The effect of microorganism decomposition, conversion, plant masking, residue accumulated, water transpiration and Nutrient Absorption and all kinds of animals, will be in water Pollutant removal, be most emitted into nearest natural water after ultraviolet disinfection reaches discharge standard afterwards.

Finally, it is stated that preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent Pipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manage Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details The range of restriction.

Claims (4)

1. the combined domestic sewage processing unit of a kind of biological rotating disk and artificial swamp, it is characterised in that: the biology turns The combined domestic sewage processing unit of disk and artificial swamp includes biological rotating disk processing pond, secondary settling tank, Primary plateaus undercurrent people Work wetland, horizontal plug-flow artificial swamp, the ecogenesis pool, two grades of horizontal drowned flow artificial wet land and landscape surface flowing water Manual moist Ground；The entrance of river course for sewage discharge is arranged in the biological rotating disk processing pond, is provided with biological rotating disk in biological rotating disk processing pond, and two It is provided with water inlet at the center in heavy pond, water inlet is connected to the discharge outlet of biological rotating disk processing pond, and secondary settling tank center top is logical It crosses shaft and is provided with rotating arm, rotating arm bottom is provided with mixing arm, and mixing arm is connected with rotating arm, and secondary settling tank bottom offers Sludge outlet, Primary plateaus drowned flow artificial wet land are connected to the water outlet of secondary settling tank, horizontal plug-flow artificial swamp and Primary plateaus Drowned flow artificial wet land connection, the ecogenesis pool are connected to horizontal plug-flow artificial swamp, two grades of horizontal drowned flow artificial wet land and ecology The connection of the evolution pool, landscape surface flowing water artificial swamp are connected to two grades of horizontal drowned flow artificial wet land.

2. the combined domestic sewage processing unit of a kind of biological rotating disk according to claim 1 and artificial swamp, special Sign is: the bottom of the secondary settling tank is pyramidal structure, and mixing arm bottom is inclined to set, and inclination angle and secondary settling tank bottom Tilt angle matching.

3. the combined domestic sewage processing unit of a kind of biological rotating disk according to claim 1 and artificial swamp, special Sign is: the Primary plateaus drowned flow artificial wet land, horizontal plug-flow artificial swamp, the ecogenesis pool, two grades of horizontal undercurrent people Kind is implanted with water plant on work wetland, landscape surface flowing water artificial swamp.

4. the combined domestic sewage processing unit of a kind of biological rotating disk according to claim 1 and artificial swamp, special Sign is: the Primary plateaus drowned flow artificial wet land is latent with secondary settling tank connectivity part, horizontal plug-flow artificial swamp and Primary plateaus Artificial wetland connectivity part, the ecogenesis pool and horizontal plug-flow artificial swamp connectivity part, two grades of horizontal drowned flow artificial wet land and life State evolution pool connectivity part, landscape surface flowing water artificial swamp and two grades of horizontal drowned flow artificial wet land connectivity part are each provided with one Buffer pool.