CN213266172U - Rural domestic sewage integration treatment facility - Google Patents
Rural domestic sewage integration treatment facility Download PDFInfo
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- CN213266172U CN213266172U CN202021886745.XU CN202021886745U CN213266172U CN 213266172 U CN213266172 U CN 213266172U CN 202021886745 U CN202021886745 U CN 202021886745U CN 213266172 U CN213266172 U CN 213266172U
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Abstract
The utility model discloses a rural domestic sewage integration treatment facility, the internal baffling formula anaerobism preliminary reaction pond that separates from left to right is equipped with to jar, oxygen deficiency good oxygen main reaction pond and miniature sedimentation tank, the baffling formula anaerobism distributes in the preliminary reaction pond has the vertical baffling board of polylith, be provided with the muddy water mixing tank on the pool wall of baffling formula anaerobism preliminary reaction pond, inlet tube and muddy water mixing tank UNICOM, baffling formula anaerobism preliminary reaction pond, all separate through the swash plate group between the oxygen deficiency good oxygen main reaction pond and between oxygen deficiency good oxygen main reaction pond and the miniature sedimentation tank and establish, the bottom in the oxygen deficiency good oxygen main reaction pond sets up the water distribution plate, the below of water distribution plate still is provided with the whirl aerator, water gets into the inhalant canal of first swash plate from the play weir, the upper portion of miniature. The equipment investment is small, the power consumption is small, the maintenance is simple, the treatment units are few, the quality of the treated effluent can meet the discharge requirement of the discharge standard of pollutants for urban sewage treatment plants, and the method is suitable for treating rural domestic sewage.
Description
Technical Field
The utility model relates to a rural domestic sewage integration treatment facility belongs to sewage treatment and equips technical field.
Background
Rural domestic sewage mainly comes from resident's daily life, includes septic tank waste water, kitchen sewage and clean water etc. and there is the dispersion of pollution source, collects the sewage difficulty, is difficult to realize the problem of extensive intensification processing. The large-scale domestic sewage treatment plant is not suitable for scattered living rural areas due to the complex equipment facilities, large floor area and large investment.
Through the development process of the rural sewage treatment technology, two technical routes can be seen. One is a simple process, such as artificial wetland, anaerobic biofilter, artificial rapid infiltration and the like, which is used as a main treatment technology; the other is a process referring to a municipal domestic sewage treatment plant, such as a grating, primary sedimentation and biochemical process (A)2O, anoxic + rotating biological disk, SBR, MBR, etc.). The constructed wetland and the artificial rapid infiltration belong to an advanced treatment process in nature, and the advanced treatment is directly carried out without carrying out treatment to a certain degree, so that blockage and even facility paralysis are easily caused; the anaerobic biofilter belongs to the traditional biofilm treatment technology, and the odor is difficult to solve; treatment facilities of urban domestic sewage treatment plants need professional technicians for management, are relatively complex to operate and are difficult to adapt to rural markets.
Meanwhile, most of the land used by the rural sewage treatment facilities comes from arable land, and the investment cost needs to be added for land acquisition. Therefore, it is important to select a treatment process and an integrated treatment apparatus having a small floor space.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the utility model is to provide a rural sewage integration treatment facility that area is less, process flow is simple, goes out water quality of water stability up to standard.
In order to realize the purpose, the technical scheme of the utility model is that: the utility model provides a rural domestic sewage integration treatment facility, includes a jar body, its characterized in that: a baffled anaerobic pre-reaction tank, an anoxic and aerobic main reaction tank and a miniature sedimentation tank are arranged in the tank body from left to right in an isolated manner, a plurality of vertical baffle plates are distributed in the baffled anaerobic pre-reaction tank, a mud-water mixing tank is arranged on the wall of the baffled anaerobic pre-reaction tank, a water inlet pipe is communicated with the mud-water mixing tank, the baffled anaerobic pre-reaction tank, the anoxic and aerobic main reaction tank and the miniature sedimentation tank are all separated by an inclined plate group consisting of a first inclined plate and a second inclined plate which are arranged in parallel, a gap for water to flow through is arranged between the two inclined plates of each inclined plate group, a water inlet channel is arranged at the upper end of the first inclined plate, a water outlet channel is arranged at the lower end of the second inclined plate, a water distribution plate is arranged at the bottom in the anoxic and aerobic main reaction tank, and the anoxic and aerobic main reaction tank is separated, the anaerobic and aerobic main reaction tank is characterized in that a plurality of water distribution holes with axes extending up and down are distributed on the water distribution plate, a water outlet channel of the inclined plate group is positioned below the water distribution plate, a rotational flow aerator is also arranged below the water distribution plate, a sludge hopper is arranged at the bottom of the anaerobic and aerobic main reaction tank close to the micro sedimentation tank, a sludge return pipe is arranged in the sludge hopper and is communicated with the sludge-water mixing tank, a water outlet weir is arranged at the top end of a first inclined plate of the inclined plate group between the anaerobic and aerobic main reaction tank and the micro sedimentation tank, water enters a water inlet channel of the first inclined plate from the water outlet weir, and a water outlet pipe is arranged at the upper.
By adopting the scheme, the baffled anaerobic pre-reaction tank adopts a baffled plate flow guide mode, which is beneficial to reducing energy consumption and equipment investment caused by mechanical mixing. Is beneficial to removing SS in water. The anoxic and aerobic main reaction tank runs by adopting continuous water inlet, intermittent aeration, intermittent stirring and intermittent water outlet modes, so that the device is favorably adjusted according to actual water quality and water quantity, and the flexibility is good. Set up the sludge bucket, be favorable to backward flow sludge concentration to improve backward flow sludge concentration, promote the shock resistance ability of system.
The water distribution plate is adopted to realize uniform water distribution, the overflow weir is adopted at the upper part to discharge water, the input and energy consumption of the decanter are reduced, and the management is simpler and more convenient. Adopt parallel first swash plate and second swash plate to separate and establish the passageway, be favorable to mud-water separation.
In the scheme, the method comprises the following steps: and a plurality of rotational flow aerators are arranged below the water distribution plate.
In the scheme, the method comprises the following steps: and a fan is arranged on the top cover of the tank body, and the rotational flow aerator is connected with the fan.
In the scheme, the method comprises the following steps: and sludge in the sludge hopper flows back to the sludge-water mixing tank through the air-lift sludge discharging device, and the air-lift sludge discharging device is connected with the fan. The sludge is intermittently refluxed (intermittent aeration is carried out, so that the fan runs intermittently, and the sludge is intermittently refluxed) in a gas stripping mode, and the consumption of dissolved oxygen in the refluxed sludge on a water inlet carbon source of the pre-reaction tank is favorably reduced.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses equipment facility is simple, and equipment drops into for a short time, and power consumption is little, maintains simply, and processing unit is few, and the play water quality of water after the processing can stably reach the emission requirement of "town sewage treatment plant pollutant emission standard", is fit for rural domestic sewage's processing.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The invention will be further described by way of examples with reference to the accompanying drawings:
embodiment 1, as shown in fig. 1, the rural domestic sewage integrated treatment equipment of the present invention comprises a tank body 1, a baffled anaerobic pre-reaction tank 2, an anoxic-aerobic main reaction tank 3, a micro sedimentation tank 4, a vertical baffle plate 5, a sludge-water mixing tank 6, a water inlet pipe 7, a first inclined plate 8, a second inclined plate 9, a water distribution plate 10, a cyclone aerator 11, a sludge hopper 12, a sludge return pipe 13, a water outlet weir 14, a water outlet pipe 15 and a fan 16.
In the figure, the tank body 1 is rectangular parallelepiped, but may be in other shapes, a top cover is arranged at the top end of the tank body 1, and the fan 16 is installed on the top cover of the tank body 1. A baffling type anaerobic pre-reaction tank 2, an anoxic and aerobic main reaction tank 3 and a micro sedimentation tank 4 are arranged in the tank body 1 from left to right in an isolated mode, a plurality of vertical baffle plates 5 are distributed in the baffling type anaerobic pre-reaction tank 2, a water flow channel is formed between the upper end of one vertical baffle plate 5 and the top end of the tank body 1, and water flow channels are arranged between the lower end of one vertical baffle plate 5 and the bottom end of the tank body 1 in an up-and-down staggered mode. The wall of the baffled anaerobic pre-reaction tank 2 is provided with a slurry mixing tank 6, a water inlet pipe 7 is communicated with the slurry mixing tank 6, and the slurry mixing tank 6 is positioned on the upper part of the left side wall. The baffled anaerobic pre-reaction tank 2, the anoxic and aerobic main reaction tank 3 and the micro sedimentation tank 4 are all separated by inclined plate groups consisting of a first inclined plate 8 and a second inclined plate 9 which are arranged in parallel, a gap for water to flow through is arranged between the two inclined plates of each inclined plate group, wherein the upper end of the first inclined plate 8 is provided with a water inlet channel, and the lower end of the second inclined plate 9 is provided with a water outlet channel. The inlet channel of first swash plate 8 and last one-level pond UNICOM, the outlet channel of second swash plate 9 and next one-level pond UNICOM, the upper end of first swash plate 8 and second swash plate 9 all inclines to the direction that water flows. The bottom in the oxygen-poor and aerobic main reaction tank 3 is provided with a water distribution plate 10, the oxygen-poor and aerobic main reaction tank 3 is divided into an upper area and a lower area by the water distribution plate 10, a plurality of water distribution holes with axes extending up and down are distributed on the water distribution plate 10, a water outlet channel of the inclined plate group is positioned below the water distribution plate 10, a rotational flow aerator 11 is also arranged below the water distribution plate 10, and preferably a plurality of rotational flow aerators 11 are arranged below the water distribution plate 10. The cyclone aerator 11 is connected with a fan 16. The bottom of the anoxic and aerobic main reaction tank 3 is provided with a sludge hopper 12 by a micro sedimentation tank 4, a sludge return pipe 13 is arranged in the sludge hopper 12, the sludge return pipe 13 is communicated with the sludge-water mixing tank 6, the sludge in the sludge hopper 12 returns to the sludge-water mixing tank 6 through an air-lift type sludge discharge device, and the air-lift type sludge discharge device is connected with a fan 16. An effluent weir 14 is arranged at the top end of a first inclined plate 8 of the inclined plate group between the anoxic and aerobic main reaction tank 3 and the micro sedimentation tank 4, water enters a water inlet channel of the first inclined plate 8 from the effluent weir 14, and a water outlet pipe 15 is arranged at the upper part of the micro sedimentation tank 4.
The present invention is not limited to the above embodiments, and those skilled in the art can understand that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (4)
1. The utility model provides a rural domestic sewage integration treatment facility, includes a jar body, its characterized in that: the tank body is internally provided with a baffled anaerobic pre-reaction tank, an anoxic-aerobic main reaction tank and a miniature sedimentation tank from left to right at intervals, a plurality of vertical baffle plates are distributed in the baffled anaerobic pre-reaction tank, a mud-water mixing tank is arranged on the tank wall of the baffled anaerobic pre-reaction tank, a water inlet pipe is communicated with the mud-water mixing tank, the baffled anaerobic pre-reaction tank, the anoxic-aerobic main reaction tank and the miniature sedimentation tank are all separated by an inclined plate group consisting of a first inclined plate and a second inclined plate which are arranged in parallel, the upper ends of the first inclined plate and the second inclined plate are inclined towards the water flowing direction, a gap for water to flow is arranged between the two inclined plates of each inclined plate group, the upper end of the first inclined plate is provided with a water inlet channel, the lower end of the second inclined plate is provided with a water outlet channel, and the bottom in the anoxic main reaction tank is provided, the water distribution plate divides the anoxic and aerobic main reaction tank into an upper area and a lower area, a plurality of water distribution holes with axes extending up and down are distributed on the water distribution plate, a water outlet channel of the inclined plate group is positioned below the water distribution plate, a rotational flow aerator is also arranged below the water distribution plate, a sludge hopper is arranged at the bottom of the anoxic and aerobic main reaction tank close to the micro sedimentation tank, a sludge return pipe is arranged in the sludge hopper and is communicated with a sludge-water mixing tank, a water outlet weir is arranged at the top end of a first inclined plate of the inclined plate group between the anoxic and aerobic main reaction tank and the micro sedimentation tank, water enters a water inlet channel of the first inclined plate from the water outlet weir, and a water outlet pipe is arranged at the upper part of the micro sedimentation.
2. The rural domestic sewage integrated treatment equipment of claim 1, characterized in that: and a plurality of rotational flow aerators are arranged below the water distribution plate.
3. The rural domestic sewage integrated treatment equipment according to claim 1 or 2, characterized in that: and a fan is arranged on the top cover of the tank body, and the rotational flow aerator is connected with the fan.
4. The rural domestic sewage integrated treatment equipment of claim 3, characterized in that: and sludge in the sludge hopper flows back to the sludge-water mixing tank through the air-lift sludge discharging device, and the air-lift sludge discharging device is connected with the fan.
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CN202021886745.XU CN213266172U (en) | 2020-09-02 | 2020-09-02 | Rural domestic sewage integration treatment facility |
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CN202021886745.XU CN213266172U (en) | 2020-09-02 | 2020-09-02 | Rural domestic sewage integration treatment facility |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113830966A (en) * | 2021-09-03 | 2021-12-24 | 北京碧水源净水工程技术股份有限公司 | Dispersed point source sewage treatment system |
CN115196831A (en) * | 2022-07-15 | 2022-10-18 | 安徽水利生态环境建设有限公司 | Efficient biomedical wastewater treatment process |
-
2020
- 2020-09-02 CN CN202021886745.XU patent/CN213266172U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113830966A (en) * | 2021-09-03 | 2021-12-24 | 北京碧水源净水工程技术股份有限公司 | Dispersed point source sewage treatment system |
CN115196831A (en) * | 2022-07-15 | 2022-10-18 | 安徽水利生态环境建设有限公司 | Efficient biomedical wastewater treatment process |
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