CN207243683U - Urban sewage treating device - Google Patents
Urban sewage treating device Download PDFInfo
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- CN207243683U CN207243683U CN201721036129.3U CN201721036129U CN207243683U CN 207243683 U CN207243683 U CN 207243683U CN 201721036129 U CN201721036129 U CN 201721036129U CN 207243683 U CN207243683 U CN 207243683U
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- aerobic tank
- sewage
- anoxic pond
- sedimentation basin
- sewage treating
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses a kind of urban sewage treating device, the device includes regulating reservoir, anoxic pond, aerobic tank, sedimentation basin and clear water reserviors, regulating reservoir is connected with anoxic pond by lifting water pump water pipe, anoxic pond is to be arranged side by side with aerobic tank, centre is connected by water pipe, and anoxic pond is additionally provided with folded plate mechanism with being provided with MBBR reactors in aerobic tank in aerobic tank, aerobic tank is connected with sedimentation basin, and sedimentation basin is connected with clear water reserviors.The sewage-treatment plant of the utility model uses MBBR biological treatments in anoxic pond and aerobic tank, water conservancy diversion folded plate technology is wherein additionally added in aerobic tank, add the time of contact of sewage and floating stuffing in reactor, the pollutants such as the COD in sewage, ammonia nitrogen are made thoroughly to be degraded and removed, sewage treating efficiency is improved, reduces the floor space of processing system.
Description
Technical field
It the utility model is related to technical field of sewage, more particularly to a kind of urban sewage treating device.
Background technology
City domestic sewage is mainly various detergent, sewage, rubbish and excrement used in urban life etc., is mostly nothing
The inorganic salts of poison, wherein more containing element ratios such as N, P, S, due to the remittance of the waste water such as household water, initial rainwater, washing,
Severely exceed N, P in sanitary sewage, the value of COD, BOD are also increasing, and sanitary sewage can result in pathogen contamination,
Oxygen enrichment pollution, acid-alkali salt pollution etc..
In recent years, the rate of economic development in China city is relatively fast, the sewage for being produced in city and living and producing
Amount is also gradually increasing, and compared with developed countries, China's treatment rate of domestic sewage is not also high, and technique is also to be improved,
Management is also relatively backward, and average every 1,500,000 people or so just possesses a sewage treatment plant, and also there are construction of wastewater treatment plant
Effective investment utilization rate and processing water rate low problems up to standard.Wastewater treatment in China Facilities Construction is relative to developed country
It is also very backward.
Utility model content
To solve the problems, such as in existing technology, for problem, this practicality such as sewage-treatment plant treated sewage efficiency is low
The new one kind that provides reduces wastewater discharge to greatest extent, improves the urban sewage treating device of sewage treating efficiency.
In order to achieve the above object, the utility model is achieved through the following technical solutions：
A kind of urban sewage treating device, the device include regulating reservoir, anoxic pond, aerobic tank, sedimentation basin and clear water reserviors, adjust
Section pond is connected with anoxic pond by lifting water pump water pipe, and with aerobic tank to be arranged side by side, centre is connected anoxic pond by water pipe, is lacked
MBBR reactors are provided with oxygen pond and aerobic tank, folded plate mechanism is additionally provided with aerobic tank, aerobic tank is connected with sedimentation basin, is sunk
Shallow lake pond is connected with clear water reserviors.
Wherein, MBBR techniques are moving bed biofilm reactor technology, and the sewage-treatment plant of the utility model is in MBBR
Folded plate is set on Process ba- sis, that is, forms folded plate type moving bed biofilm reactor, MBBR process characteristics is had concurrently and makes full use of
Folded plate, anoxic pond and aerobic tank use MBBR biological treatments, wherein water conservancy diversion folded plate technology is added, by setting folded plate significantly
The time of contact of sewage and floating stuffing in reactor is added, the pollutants such as the COD in sewage, ammonia nitrogen is thoroughly dropped
Solution and removal, substantially increase sewage treating efficiency, reduce the floor space of processing system.
Further, regulating reservoir inlet is provided with grid.For intercept suspended matter larger in sewage, floating material and
The impurity such as hair, fiber, then gravity flow enter regulating pondage and homogenizing water quality, Shi Hou roads processing unit constant current fortune in regulating reservoir
OK.
Further, mixer is provided with anoxic pond.Sewage after water quality, runoff investigation enters anoxic pond in anoxic
Active biological filler is added in pond, mixer is set, makes filler flowing uniform, it is ensured that micro- life that sewage can be grown with filler surface
Thing comes into full contact with, mixes.
Further, micro-hole aerator, micro-hole aerator connection air blower are provided with aerobic tank.Set in aerobic tank
Micro-hole aerator, on the one hand fully ensures that the dissolved oxygen needed for aerobe, on the other hand ensures suspended active biologic packing material energy
Fully fluidisation is uniform in pond.
Further, sedimentation basin is connected with flocculation medicine system.Sedimentation basin is inclined-tube sedimentation tank, sets flocculation dosing system
System, is sufficiently mixed using flocculant and sewage, the interaction force between increase suspended matter colloid, discrete particles, generation size with
The larger flock of quality, in the retention by inclined tube, makes sludge settling in bottom of pond.
Further, sludge reflux pump is provided with sedimentation basin, sludge reflux pump is connected by pipeline with anoxic pond.Precipitation
Sludge reflux pump is set in pond, for maintaining the sludge concentration of anoxic section, excess sludge discharge outward transport.
The urban sewage treating device of the utility model, to handle sanitary sewage, its advantage is in MBBR technique bases
Folded plate is set on plinth, increases the time of contact of sewage and filler, substantially increases sewage treating efficiency, generally structures combine
Change, reduce the floor space of processing system, in the case where ensureing water outlet requirement, reduce construction investment and operating cost to the greatest extent,
Ensure the reliability and validity of engineering, reduce operating repairs quantities, improve operation condition.
Brief description of the drawings
Fig. 1 is the attachment structure schematic diagram of the utility model；
In figure, 1, regulating reservoir；2nd, anoxic pond；3rd, aerobic tank；4th, sedimentation basin；5th, clear water reserviors；6th, water pump is lifted；7th, MBBR is anti-
Answer device；8th, plate-folding device；9th, grid；10th, mixer；11st, micro-hole aerator；12nd, air blower；13rd, flocculation medicine system；14、
Sludge reflux pump.
Embodiment
The utility model is described further with reference to embodiment, but is not limited to the content on specification.
A kind of urban sewage treating device as shown in Figure 1, the device include regulating reservoir 1, anoxic pond 2, aerobic tank 3, heavy
Shallow lake pond 4 and clear water reserviors 5, regulating reservoir 1 are connected with anoxic pond 2 by lifting water pump 6 and water pipe, and anoxic pond 2 and aerobic tank 3 is side by side
Set, centre is connected by water pipe, and MBBR reactors 7 are provided with anoxic pond 2 and aerobic tank 3, folding is additionally provided with aerobic tank 3
Trigger structure 8, is handled by the Active biological filler and waste water of suspension, adds folded plate mechanism, increase sewage is reacted with MBBR
The contact area of device, makes processing procedure stabilization, uniformly carries out；Aerobic tank 3 is connected with sedimentation basin 4, sedimentation basin 4 further with clear water
Pond 5 connects.
1 inlet of regulating reservoir is provided with grid 10, and sewage, through grid 10, filters before regulating reservoir 1 is flowed into for intercepting
The impurity such as larger suspended matter, floating material, hair and fiber in sewage；Sewage is entered in anoxic pond 2 by water pump lifting, is lacked
Mixer 11 is provided with oxygen pond 2, sewage stirring is carried out, suspended active biologic packing material is come into full contact with sewage；In aerobic tank 3
Micro-hole aerator 13 is provided with, micro-hole aerator 13 is communicated with air blower 12, it is preferable that aerobic tank 3 is to be provided with 2.
Sedimentation basin 4 uses inclined-tube sedimentation tank, it is connected with flocculation medicine system 13.Sedimentation basin 4 in pond by being provided with dirt
Mud reflux pump 14 is connected with anoxic pond 2, for sludge in sedimentation basin 4 to be back in anoxic pond 2 again, for maintaining sludge dense
Degree, carries out denitrification processing.
Use MBBR techniques in anoxic pond 2, specification 3000mm*3000mm*3300mm, with material is HDPE's in pond
The common 9m of suspended active biologic packing material3, filler is provided with the Inlet and outlet water of anoxic pond 2 and intercepts aperture plate, is stirred with what anoxic pond 2 was connected
Mix 10 power of machine and use 0.75KW, residence time of the sewage in anoxic pond 2 is 3.8h.
MBBR techniques are used in aerobic tank 3, with folded plate technology, specification 4000mm*3000mm*3300mm, in pond
With the common 12m of suspended active biologic packing material that material is HDPE3, at the Inlet and outlet water of aerobic tank 3 need to equally be provided with filler blocks
Aperture plate is cut, the micro-hole aerator set in pond uses EPDM/ABS, and stay time of the sewage in aerobic tank 3 is 5h.
Sedimentation basin 4 is inclined-tube sedimentation tank, and specification 2000mm*3000mm*3300mm, wherein honeycomb inclined-tube filler are 6m3,
Stay time of the sewage in sedimentation basin 4 is 2.4h.The specification of clear water reserviors 6 is 1500mm*3000mm*3300mm.
1 specification of regulating reservoir is 4500mm*3000mm*3300mm, sets supporting 3 sets of liquid-level floater in pond, sewage is being adjusted
Stay time is 5.8h in pond 1.
Using the treatment process of the urban sewage treating device of the utility model, comprise the following steps：
S1, sewage are entered sewage lifting in grid 10 by sewage pump after collecting and collecting, then from inflow regulating reservoir 1
It is interior, carry out the adjusting of water quality, water；
After sewage lifting is entered grid 10 by sewage after collecting and collecting by sewage pump, to intercept larger in sewage hang
The impurity such as float, floating material, hair and fiber.
S2, it is adjusted after sewage enter in the anoxic pond 2 for launching active biologic packing material, start mixer 11, make dirt
Water is contacted with Active biological filler, mixed, and carries out denitrification；
The stirring of mixer 10 makes biologic packing material move freely, be evenly distributed, it is ensured that sewage can grow micro- with filler surface
Biology comes into full contact with, mixes.Sewage carries out denitrification in anoxic pond 2 by denitrifying bacteria, obtains the TN in waste water
Removed to effective, while denitrification process, remove the most COD in sewage.
S3, the sewage self-flowing after the processing of anoxic pond 2 enter in aerobic tank 3, are aerated into aerobic tank, and sewage is by repeatedly folding
Stream, is reacted in MBBR reactors；
Aerobic tank uses MBBR biological treatments, wherein water conservancy diversion folded plate technology is added, by setting folded plate to greatly increase
The time of contact of sewage and floating stuffing in reactor, make the pollutants such as the COD in sewage, ammonia nitrogen thoroughly degraded and
Remove.Micro-hole aerator 13 is set in aerobic tank, on the one hand fully ensures that the dissolved oxygen needed for aerobe, on the other hand really
Protecting suspended active biologic packing material can fully fluidize uniformly in pond, be made by aeration in mixed liquor of the filler in MBBR reactors
Moved freely under the action of convolution upset, continuously across the floating stuffing in the MBBR reactors and gradual appearance in filler of sewage
Face forms biomembrane.
S4, the water after aerobic tank is handled are from sedimentation basin is flow to, and dosing flocculation, floccule is through inclined tube retention sediment in heavy
Shallow lake pond bottom of pond, supernatant flow to clear water reserviors, qualified discharge certainly；
Sedimentation basin is inclined-tube sedimentation tank, sets flocculation medicine system, is sufficiently mixed using flocculant and sewage, increase suspends
Interaction force between thing colloid, discrete particles, generates size and the larger flock of quality, then the retention by inclined tube, makes
Sludge settling sets sludge reflux pump in bottom of pond in sedimentation basin, for maintaining the sludge concentration of anoxic pond, excess sludge then by
Discharge outward transport, and obtained supernatant is precipitated from clear water reserviors are flow to, finally detect qualified discharge.
The urban sewage treating device operation principle of the utility model is：In anoxic pond section, since dirty Organic substance in water is dense
Degree is very high, and microorganism is in anaerobic condition, and microorganism is aerobic-anaerobic microbe at this time, and the organic nitrogen in sewage is converted and decomposed by they
Into ammonia nitrogen, while by the use of the organic carbon in sewage as electron donor, by the NO in sewage2- N and NO3- N changes into N2, and
Also using part organic carbon source and then synthesize new cellular material.So anoxic pond not only has certain organic matter removal work(
Energy, mitigates the organic loading of follow-up aerobic tank, in favor of denitrification, the final eutrophication pollution for eliminating nitrogen；Aerobic
Pond section, since organic concentration has been greatly lowered, but still with the presence of a certain amount of organic matter and higher ammonia nitrogen, in order to make have
Machine thing obtains further oxygenolysis, while nitrification can be smoothed out in the case where carbonization is in completion,
Aerobic tank sets the relatively low aerobic biochemical system of organic loading, is primarily present aerobic microbiological in aerobic tank section and autotrophic type is thin
Bacterium-nitrifier, wherein, organic matter is resolved into CO by aerobic microbiological2And H2O, autotroph are decomposed using organic matter and produced
Inorganic carbon or air in CO2As nutrient source, by the NH in sewage3- N changes into NO2- N and NO3- N, aerobic tank water outlet are returned
Anoxic pond is flowed to, electron acceptor is provided for anoxic pond, the pollution of nitrogen is finally eliminated by denitrification, so as to reach final
Remove the purpose of the pollutant such as BOD, COD, ammonia nitrogen and TN in sewage.
The defects for the treatment of technology of the utility model is overcome in traditional wastewater processing equipment technological design, in biochemical process
Duan Caiyong B-MBBR biologic treating techniques, by adding suspended active biologic packing material in biological tank, considerably increase reactor
Interior microorganism and microbial population, while the plate-folding device coordinated with MBBR is set in aerobic tank section, add sewage and life
The steady contact time of thing filler, allows to come into full contact with dirty water pollutant, can obtain the various pollutants in sewage thorough
The degraded and removal at bottom, strong guarantee is provided for stable water outlet qualified discharge.
Obviously, the above embodiment of the utility model is only intended to clearly illustrate the utility model example,
And it is not the restriction to the embodiment of the utility model.For those of ordinary skill in the field, stated upper
It can also be made other variations or changes in different ways on the basis of bright.Here all embodiments can not be given thoroughly
Lift.It is every to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model
Protection domain row.
Claims (6)
1. a kind of urban sewage treating device, it is characterised in that the device includes regulating reservoir (1), anoxic pond (2), aerobic tank
(3), sedimentation basin (4) and clear water reserviors (5), regulating reservoir are connected with anoxic pond by lifting water pump (6) water pipe, anoxic pond and aerobic tank
To be arranged side by side, centre is connected by water pipe, and MBBR reactors (7) are provided with anoxic pond and aerobic tank, are also set in aerobic tank
Folded plate mechanism (8) is equipped with, aerobic tank is connected with sedimentation basin, and sedimentation basin is connected with clear water reserviors.
2. urban sewage treating device according to claim 1, it is characterised in that regulating reservoir inlet is provided with grid
(9)。
3. urban sewage treating device according to claim 1, it is characterised in that mixer is provided with anoxic pond
(10)。
4. urban sewage treating device according to claim 1, it is characterised in that micro-hole aerator is provided with aerobic tank
(11), micro-hole aerator connection air blower (12).
5. urban sewage treating device according to claim 1, it is characterised in that sedimentation basin is connected with flocculation medicine system
(13)。
6. urban sewage treating device according to claim 1, it is characterised in that sludge reflux pump is provided with sedimentation basin
(14), sludge reflux pump is connected by pipeline with anoxic pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721036129.3U CN207243683U (en) | 2017-08-18 | 2017-08-18 | Urban sewage treating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721036129.3U CN207243683U (en) | 2017-08-18 | 2017-08-18 | Urban sewage treating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207243683U true CN207243683U (en) | 2018-04-17 |
Family
ID=61881945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721036129.3U Active CN207243683U (en) | 2017-08-18 | 2017-08-18 | Urban sewage treating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207243683U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108675453A (en) * | 2018-07-20 | 2018-10-19 | 上海泓济环保科技股份有限公司 | Villages and small towns decentralized type sewage treatment reactor and its sewage water treatment method |
| CN110104890A (en) * | 2019-05-22 | 2019-08-09 | 青岛思普润水处理股份有限公司 | A kind of water treatment technology that MBBR technique is combined with super effect separation system |
| CN114772858A (en) * | 2022-04-28 | 2022-07-22 | 中海环境科技(上海）股份有限公司 | Equipment and method for treating water body of light and medium eutrophication artificial landscape lake |
-
2017
- 2017-08-18 CN CN201721036129.3U patent/CN207243683U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108675453A (en) * | 2018-07-20 | 2018-10-19 | 上海泓济环保科技股份有限公司 | Villages and small towns decentralized type sewage treatment reactor and its sewage water treatment method |
| CN110104890A (en) * | 2019-05-22 | 2019-08-09 | 青岛思普润水处理股份有限公司 | A kind of water treatment technology that MBBR technique is combined with super effect separation system |
| CN114772858A (en) * | 2022-04-28 | 2022-07-22 | 中海环境科技(上海）股份有限公司 | Equipment and method for treating water body of light and medium eutrophication artificial landscape lake |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100176 No. 5 Xihuan South Road, Daxing Economic and Technological Development Zone, Beijing Patentee after: Beijing Yizhuang Water Co., Ltd. Address before: 100176 No. 5 Xihuan South Road, Daxing Economic and Technological Development Zone, Beijing Patentee before: Beijing Boda Water Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 100176 building 18-2, No. 2, Jingyuan North Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing (Yizhuang group, high-end industrial area of Beijing Pilot Free Trade Zone) Patentee after: Beijing Yizhuang Environmental Technology Group Co.,Ltd. Address before: 100176 No. 5 Xihuan South Road, Daxing Economic and Technological Development Zone, Beijing Patentee before: Beijing Yizhuang Water Co.,Ltd. |
|
| CP03 | Change of name, title or address |