CN208200681U - A kind of effective integrated sewage-treatment plant - Google Patents
A kind of effective integrated sewage-treatment plant Download PDFInfo
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- CN208200681U CN208200681U CN201820472822.3U CN201820472822U CN208200681U CN 208200681 U CN208200681 U CN 208200681U CN 201820472822 U CN201820472822 U CN 201820472822U CN 208200681 U CN208200681 U CN 208200681U
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- pond
- oxygen
- mbbr
- biological filter
- damage
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Abstract
The utility model discloses a kind of effective integrated sewage-treatment plants, including hypoxic-ischemic brain-damage, the aerobic pond MBBR and flocculation filtration dephosphorization pond, the output end of hypoxic-ischemic brain-damage is provided with the aerobic pond MBBR, the output end in the aerobic pond MBBR is provided with flocculation filtration dephosphorization pond, the flocculation filtration dephosphorization pond includes dosing pond and biological filter with oxygen, the input, output end in dosing pond is connected to the aerobic pond MBBR, biological filter with oxygen respectively, and the outer surface of biological filter with oxygen is also fixedly installed with U-shaped outlet pipe；This effective integrated sewage-treatment plant realizes denitrification by biofilters at different levels, have the advantages that small occupied area, strong shock resistance, processing load are big compared with the denitrification pond of activated sludge process, pass through dosing pond dosing chemical dephosphorization reinforced phosphor-removing effect, practical water outlet flows through biological filter with oxygen, the practical occupied area that setting sedimentation basin is avoided while ensure that water outlet quality, reduces single unit system.
Description
Technical field
The utility model relates to technical field of sewage, more specifically to a kind of effective integrated sewage treatment
Device.
Background technique
In recent years, as water body environment pollution problem increasingly highlights, water resource is more short, country is to sewage drainage standard
It is continuously improved.Such as, for urban wastewater treatment firm, Effluent criteria is by " the urban wastewater treatment firm pollutant emission that originally executed
Standard " (GB18918-2002) level-one B standard promotes to level-one A standard.But it proposes mark to level-one A standard and still fails well
Alleviate the trend of China's water pollution, because the water quality of level-one A standard is not as good as " water environment quality standard " (GB3838-
2002) V class water in, this results in being discharged into the water of natural water after sewage treatment to level-one A standard being still " sewage ".Institute
Become a kind of trend to mention mark again in the discharge standard of level-one A.But pass through what a Lun Tibiaohou sewage treatment plant reserved
Place is limited, and this requires providing, not newly-increased land occupation or occupied area are small, treatment effect is strong proposes mark technique again.
Utility model content
1. utility model technical problems to be solved
The purpose of this utility model is to provide a kind of occupied area is small, a kind of strong effective integrated dirt for the treatment of effect
Water treatment facilities guarantees water outlet better than level-one A in " urban wastewater treatment firm pollutant emission standard " (GB18918-2002)
Discharge standard, close to IV class water in " water environment quality standard " (GB3838-2002).
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model are as follows:
A kind of effective integrated sewage-treatment plant of the utility model, including hypoxic-ischemic brain-damage, the aerobic pond MBBR and
Flocculation filtration dephosphorization pond, the bottom of the hypoxic-ischemic brain-damage are provided with water inlet pipe, water inlet pipe and hypoxic-ischemic brain-damage it is defeated
Enter end connection, the output end of hypoxic-ischemic brain-damage is provided with the aerobic pond MBBR, sets between the aerobic pond MBBR and hypoxic-ischemic brain-damage
It is equipped with nitrification liquid return-flow system, the output end in the aerobic pond MBBR is provided with flocculation filtration dephosphorization pond, the flocculation filtration dephosphorization
Pond includes dosing pond and biological filter with oxygen, the input, output end in dosing pond respectively with the aerobic pond MBBR, biological filter with oxygen
The inside of connection, biological filter with oxygen and hypoxic-ischemic brain-damage is fixedly installed with back-purge system, the appearance of biological filter with oxygen
Face is also fixedly installed with U-shaped outlet pipe, U-shaped outlet pipe and biological filter with oxygen piping connection.
Further, the biological filter with oxygen is Downward-flow biofilter, and hypoxic-ischemic brain-damage is upward flow biology
The backwashing period of filter tank, hypoxic-ischemic brain-damage and biological filter with oxygen is 10H to 30H.
Further, the inside in the aerobic pond MBBR is filled with filler, and filler accounts for the 20% of aerobic MBBR pool volume
To 60%.
3. beneficial effect
Using technical solution provided by the utility model, compared with prior art, have the following beneficial effects:
The utility model realizes denitrification by biofilters at different levels, has land occupation face compared with the denitrification pond of activated sludge process
Product is small, strong shock resistance, handles the big advantage of load, by dosing pond dosing chemical dephosphorization reinforced phosphor-removing effect, by preceding
It sets denitrification process and denitrification process reaches twin-stage denitrogenation strengthened denitrification effect, practical water outlet flows through biological filter with oxygen, protects
The practical occupied area for avoiding setting sedimentation basin while having demonstrate,proved water outlet quality, reducing single unit system.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure: 1, hypoxic-ischemic brain-damage；2, the aerobic pond MBBR；3, flocculation filtration dephosphorization pond；4, dosing pond；5, water inlet pipe；
6, U-shaped outlet pipe；7, biological filter with oxygen.
Specific embodiment
The utility model will be further described with reference to the accompanying drawings and examples:
Embodiment 1
It will be seen from figure 1 that a kind of effective integrated sewage-treatment plant of the present embodiment, including hypoxic-ischemic brain-damage 1,
The aerobic pond MBBR 2 and flocculation filtration dephosphorization pond 3, the bottom of hypoxic-ischemic brain-damage 1 are provided with water inlet pipe 5, and water inlet pipe 5 and anoxic are raw
The input terminal in object filter tank 1 is connected to, and the output end of hypoxic-ischemic brain-damage 1 is provided with the aerobic pond MBBR 2, the aerobic pond MBBR 2 and anoxic
Nitrification liquid return-flow system is provided between biofilter 1, the inside in the aerobic pond MBBR 2 is filled with filler, and filler accounts for aerobic MBBR
The 20% to 60% of 2 volume of pond, the output end in the aerobic pond MBBR 2 are provided with flocculation filtration dephosphorization pond 3, flocculation filtration dephosphorization pond 3
Including dosing pond 4 and biological filter with oxygen 7, two stage treatment sewage is after the entrance device of water inlet pipe 5 to upstream by way of anoxic biology
Filter tank 1, flowing back to bring sufficient nitrate into and generate anti-nitration reaction by nitrification liquid in hypoxic-ischemic brain-damage 1 is taken off
Nitrogen, then gravity stream flows into the aerobic pond MBBR 2, and the filler built in the aerobic pond MBBR 2 can effectively strengthen nitration reaction, aerobic
A part of nitrification liquid reflux that the pond MBBR 2 is discharged, another part gravity stream flow into dosing pond 4, dephosphorization medicine are added in dosing pond 4
Enter biological filter with oxygen 7 after agent hybrid reaction, phosphorus is filtered out in biological filter with oxygen 7, reduces suspended matter, again serve to simultaneously
It is discharged after the effect of denitrification denitrogenation from U-shaped outlet pipe 6, practical water outlet is better than level-one A standard, the input terminal in dosing pond 4, output
End is connected to the aerobic pond MBBR 2, biological filter with oxygen 7 respectively, and biological filter with oxygen 7 and the inside of hypoxic-ischemic brain-damage 1 are fixed
Back-purge system is installed, the outer surface of biological filter with oxygen 7 is also fixedly installed with U-shaped outlet pipe 6, U-shaped outlet pipe 6 and simultaneous oxygen
7 piping connection of biofilter, biological filter with oxygen 7 are Downward-flow biofilter, and hypoxic-ischemic brain-damage 1 is upward flow biological filter
The backwashing period of pond, hypoxic-ischemic brain-damage 1 and biological filter with oxygen 7 is 10H to 30H, and biological filter with oxygen 7 is lower to stream
Biofilter, the inside of biological filter with oxygen 7 are fixedly installed with back-purge system, and the present apparatus is realized anti-by biofilters at different levels
Nitrification has the advantages that small occupied area, strong shock resistance, processing load are big compared with the denitrification pond of activated sludge process, passes through
4 dosing chemical dephosphorization reinforced phosphor-removing effect of dosing pond, it is strong to reach twin-stage denitrogenation by front establishment method and denitrification process
Change denitrification effect, practical water outlet flows through biological filter with oxygen 7, and setting sedimentation basin is avoided while ensure that water outlet quality, is reduced
The practical occupied area of single unit system.
Claims (3)
1. a kind of effective integrated sewage-treatment plant, including hypoxic-ischemic brain-damage (1), the aerobic pond MBBR (2) and flocculation filtration
Dephosphorization pond (3), it is characterised in that: the bottom of the hypoxic-ischemic brain-damage (1) is provided with water inlet pipe (5), water inlet pipe (5) and lack
The input terminal of oxygen biofilter (1) is connected to, and the output end of hypoxic-ischemic brain-damage (1) is provided with the aerobic pond MBBR (2), aerobic MBBR
Nitrification liquid return-flow system is provided between pond (2) and hypoxic-ischemic brain-damage (1), the output end of the aerobic pond MBBR (2) is provided with wadding
Solidifying filtering dephosphorization pond (3), the flocculation filtration dephosphorization pond (3) includes dosing pond (4) and biological filter with oxygen (7), dosing pond
(4) input, output end is connected to the aerobic pond MBBR (2), biological filter with oxygen (7) respectively, biological filter with oxygen (7) and lack
The inside of oxygen biofilter (1) is fixedly installed with back-purge system, and the outer surface of biological filter with oxygen (7) is also fixedly installed with U
Type outlet pipe (6), U-shaped outlet pipe (6) and biological filter with oxygen (7) piping connection.
2. a kind of effective integrated sewage-treatment plant according to claim 1, it is characterised in that: the simultaneous oxygen biology
Filter tank (7) is Downward-flow biofilter, and hypoxic-ischemic brain-damage (1) is up-flow biological filter, hypoxic-ischemic brain-damage (1) and and oxygen
The backwashing period of biofilter (7) is 10H to 30H.
3. a kind of effective integrated sewage-treatment plant according to claim 1, it is characterised in that: the aerobic MBBR
The inside in pond (2) is filled with filler, and filler accounts for the 20% to 60% of the aerobic pond MBBR (2) volume.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820472822.3U CN208200681U (en) | 2018-04-04 | 2018-04-04 | A kind of effective integrated sewage-treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820472822.3U CN208200681U (en) | 2018-04-04 | 2018-04-04 | A kind of effective integrated sewage-treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208200681U true CN208200681U (en) | 2018-12-07 |
Family
ID=64525263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820472822.3U Active CN208200681U (en) | 2018-04-04 | 2018-04-04 | A kind of effective integrated sewage-treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208200681U (en) |
-
2018
- 2018-04-04 CN CN201820472822.3U patent/CN208200681U/en active Active
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