CN209276311U - A kind of high efficiency sewage treatment facility - Google Patents
A kind of high efficiency sewage treatment facility Download PDFInfo
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- CN209276311U CN209276311U CN201821626689.9U CN201821626689U CN209276311U CN 209276311 U CN209276311 U CN 209276311U CN 201821626689 U CN201821626689 U CN 201821626689U CN 209276311 U CN209276311 U CN 209276311U
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Abstract
The utility model provides a kind of high efficiency sewage treatment facility that can be realized high-efficient denitrification and dephosphorization, including shell, first medicine system and the second medicine system, the first anoxic zone is successively arranged in the shell, first aerobic zone, second anoxic zone, second aerobic zone, first settling zone, coagulation area and the second settling zone, the first nitrification liquid return-flow system is equipped in first anoxic zone and first aerobic zone, the second nitrification liquid return-flow system is equipped in second anoxic zone and second aerobic zone, sludge recirculation system is equipped in the settling zone, first settling zone, sludge drainage system is equipped in the coagulation area and second settling zone.The utility model uses biomembrane-activated sludge combination process, and the biomass in unit volume is high, treatment effeciency height, high treating effect.
Description
Technical field
The utility model relates to sewage treatment field, in particular to a kind of sewage-treatment plant.
Background technique
With gradually reinforcement of the country to environmentally friendly dynamics in recent years, dispersed wastewater processing has been no longer satisfied with simple
Removal COD and ammonia nitrogen, proposing mark transformation has been trend of the times, and nutriment TN and TP are even more to be mentioned " urban wastewater treatment
Factory's pollutant emission standard " level-one A high standard.At present on the market generally using MBR as the core for reaching level-one emission standard A
Heart technique, however due to MBR high operating cost and complicated membrane cleaning process, so that MBR is difficult in no profession operation
It puts expertise to good use on the villages and small towns market of sewage treatment of troop.
Utility model content
In order to solve the deficiency in above-mentioned prior art, the utility model, which provides one kind, can be realized efficient denitrification
The integrated sewage treating apparatus of dephosphorization.
The purpose of this utility model is achieved through the following technical solutions: a kind of high efficiency sewage treatment facility, including shell
Body, the first medicine system and the second medicine system are successively arranged the first anoxic zone in the shell, the first aerobic zone, second lack
Oxygen area, the second aerobic zone, the first settling zone, coagulation area and the second settling zone, first anoxic zone and second anoxic zone
Top is equipped with water inlet pipe, and middle part is equipped with filler and activated sludge, and lower part is equipped with perforation aerating pipe, first aerobic zone and described
Filler and activated sludge be housed, lower part is provided with microporous aeration disc, first anoxic zone and described the in the middle part of the second aerobic zone
It is equipped with the first nitrification liquid return-flow system in one aerobic zone, the second nitrification is equipped in second anoxic zone and second aerobic zone
Liquid return-flow system, is equipped with sludge recirculation system in the settling zone, first settling zone, the coagulation area and described second heavy
Sludge drainage system is equipped in the area of shallow lake, equipped with dreg removing system in first settling zone and second settling zone, in the coagulation area
Equipped with coagulation stirring system.
Preferably, the water inlet pipe is equipped with the first water inlet and the second water inlet, and first water inlet is in first
In anoxic zone, second water inlet is in the second anoxic zone.
Preferably, first medicine system includes the first metering pump, the first medicine-adding bin and the first drug feeding pipeline, and described the
One drug feeding pipeline is connect with second water inlet, is stored with liquid source in first medicine-adding bin.
Preferably, the first nitrification liquid return-flow system includes the first supply unit and the first air inlet pipe, and described first is defeated
Send unit input end be arranged in first aerobic zone, outlet end be arranged in first anoxic zone, described first into
One end of tracheae is connected with the first supply unit, and the other end is connected with aeration power-equipment.
Preferably, the second nitrification liquid return-flow system includes the second supply unit and the second air inlet pipe, and described second is defeated
Send unit input end be arranged in second aerobic zone, outlet end be arranged in second anoxic zone, described second into
One end of tracheae is connected with the second supply unit, and the other end is connected with aeration power-equipment.
Preferably, the sludge recirculation system includes third supply unit and third air inlet pipe, the third supply unit
Input end be arranged in first settling zone, outlet end be arranged in first anoxic zone, the third air inlet pipe one
End is connected with third supply unit, and the other end is connected with aeration power-equipment.
Preferably, the sludge drainage system include the 4th supply unit and the 4th air inlet pipe, the 4th supply unit into
Mouth end is separately positioned in first settling zone, coagulation area and the second settling zone, and outlet end is arranged in the hull outside, institute
It states the 4th air inlet pipe one end to be connected with the 4th supply unit, the other end is connected with aeration power-equipment.
Preferably, the dreg removing system includes the first slag-drip opening, the second slag-drip opening and the 5th supply unit, the first row
Cinder notch is located in first settling zone, and second slag-drip opening is arranged in second settling zone, and the 5th conveying is single
Member is connected with the first slag-drip opening, the second slag-drip opening, and the outlet end of the 5th supply unit is arranged in the hull outside.
Preferably, the coagulation stirring system includes askew T-type pipeline, guide shell and boring aeration pipe, the askew T-type pipeline
One end is located in first settling zone, and the other end is located at the guide shell center, and the guide shell position passes through askew T-type pipe
Road is connected with the first settling zone, the boring aeration pipe be located inside guide shell in it is lower survey, be connected with aeration power-equipment.
Preferably, second medicine system includes the second metering pump, the second medicine-adding bin and the second drug feeding pipeline, and described the
Two drug feeding pipelines are connect with the askew T-type pipeline, are stored with Dephosphorization reagent in second medicine-adding bin.
Compared with prior art, the utility model has the beneficial effect that
1, the utility model uses biomembrane-activated sludge combination process, and the biomass in unit volume is high, treatment effeciency
High, high treating effect；
2, using two-stage AO, two-stage water, nitric efficiency is greatly improved compared with common process；
3, it is precipitated using two-stage, on the one hand reduces influence of the water outlet SS to dosing dephosphorization, on the other hand evaded dephosphorization
Influence of the medicament to sludge activity, improves phosphor-removing effect；
4, the setting of dreg removing system, mud guard etc. ensure that the qualified discharge of water outlet SS；
5, the setting of medicine system ensure that the qualified discharge of water outlet TN and TP
Detailed description of the invention
Referring to attached drawing, the disclosure of the utility model will be easier to understand.Skilled addressee readily understands that
Be: these attached drawings are used only for illustrating the technical solution of the utility model, and are not intended to the protection to the utility model
Range is construed as limiting.
Fig. 1 is the utility model reality structural schematic diagram；
Fig. 2 is the utility model the first nitrification liquid return-flow system structural schematic diagram；
Fig. 3 is the utility model the second nitrification liquid return-flow system structural schematic diagram；
Fig. 4 is the utility model sludge recirculation system structural schematic diagram；
Fig. 5 is the utility model sludge drainage system structural schematic diagram；
Fig. 6 is the utility model dreg removing system structural schematic diagram；
Fig. 7 is the utility model concrete stirring system structural schematic diagram；
Fig. 8 is the utility model the first medicine system structural schematic diagram；
Fig. 9 is the utility model the second medicine system structural schematic diagram.
The first anoxic zone 1-, the second aerobic zone 2-, the second anoxic zone 3-, the second aerobic zone 4-, the first settling zone 5-, 6- are mixed
Coagulation zone, the second settling zone 7-, 8- water inlet pipe, the first water inlet of 801-, the second water inlet of 802-, the first supply unit of 9-, 10- are worn
Hole aeration tube, 11- micropore aeration pipe, the first air inlet pipe of 12-, 13- mud guard, 14- inclined plate, the second supply unit of 15-, 16-
Two connect tracheae, 17- third supply unit, and 18- third connects tracheae, the 4th supply unit of 19-, the 4th air inlet pipe of 20-, 21- first
Slag-drip opening, the second slag-drip opening of 22-, the 5th supply unit of 23-, 24- shell, the askew T-type pipeline of 25-, 26- guide shell, 27- first are counted
Amount pump, the first medicine-adding bin of 28-, the first drug feeding pipeline of 29-, the second metering pump of 30-, the second medicine-adding bin of 31-, the second chemical feed pipe of 32-
Road.
Specific embodiment
Following description describe the optional embodiment of the utility model with instruct those skilled in the art how to implement and
Reproduce the utility model.In order to instruct technical solutions of the utility model, it has simplified or omitted some conventional aspects.This field skill
Art personnel should be understood that the variation or replacement from these embodiments will be in the scope of the utility model.Those skilled in the art
Member is it should be understood that following characteristics can be combined in various ways to form multiple modifications of the utility model.This is practical new as a result,
Type is not limited to following embodiments, and is only limited by the claims and their equivalents.
As shown in figs 1-9, a kind of high efficiency sewage treatment facility, including shell, the first medicine system and the second medicine system,
The first anoxic zone 1, the first aerobic zone 2, the second anoxic zone 3, the second aerobic zone 4, the first settling zone are successively arranged in the shell
5, coagulation area 6 and the second settling zone 7.
Water inlet pipe 8 arranged at the first anoxic zone and the second anoxic zone top, and the water inlet pipe is equipped with the first water inlet 801 and the
Two water inlets 802, first water inlet is in the first anoxic zone, and second water inlet is in the second anoxic zone.The
The middle part of one anoxic zone and the second anoxic zone is equipped with filler and activated sludge, and lower part is equipped with perforation aerating pipe 10.First aerobic zone
It is also filled with filler and activated sludge with the second aerobic zone middle part, lower part is provided with microporous aeration disc 11.First anoxic zone and institute
It states and is equipped with the first nitrification liquid return-flow system in the first aerobic zone, be equipped with second in second anoxic zone and second aerobic zone
Nitrification liquid return-flow system, is equipped with sludge recirculation system in the settling zone, first settling zone, the coagulation area and described the
It is equipped with sludge drainage system in two settling zones, is equipped with dreg removing system and mud guard in first settling zone and second settling zone,
Coagulation stirring system is equipped in the coagulation area.
First medicine system includes the first metering pump, the first medicine-adding bin and the first drug feeding pipeline, first dosing
Pipeline is connect with second water inlet, is stored with liquid source in first medicine-adding bin.
First nitrification liquid return-flow system include the first supply unit 9 and the first air inlet pipe, first supply unit into
Mouth end is arranged in first aerobic zone, and outlet end is arranged in first anoxic zone, one end of first air inlet pipe
It is connected with the first supply unit, the other end is connected with aeration power-equipment.Second nitrification liquid return-flow system includes that the second conveying is single
The input end of member and the second air inlet pipe, second supply unit is arranged in second aerobic zone, and outlet end is arranged in institute
It states in the second anoxic zone, one end of second air inlet pipe is connected with the second supply unit, the other end and aeration power-equipment phase
Even.
Sludge recirculation system includes third supply unit and third air inlet pipe, the input end setting of the third supply unit
In first settling zone, outlet end is arranged in first anoxic zone, and third air inlet pipe one end and third convey
Unit is connected, and the other end is connected with aeration power-equipment.
Sludge drainage system includes the 4th supply unit and the 4th air inlet pipe, and the input end of the 4th supply unit is respectively set
In first settling zone, coagulation area and the second settling zone, outlet end is arranged in the hull outside, the 4th air inlet pipe
One end is connected with the 4th supply unit, and the other end is connected with aeration power-equipment.
Dreg removing system includes the first slag-drip opening, the second slag-drip opening and the 5th supply unit, and first slag-drip opening is located at institute
It states in the first settling zone, second slag-drip opening is arranged in second settling zone, the 5th supply unit and first row
Cinder notch, the second slag-drip opening are connected, and the outlet end of the 5th supply unit is arranged in the hull outside.The setting of second settling zone
There is inclined plate.
Coagulation stirring system includes askew T-type pipeline, guide shell and boring aeration pipe, and described askew T-type pipeline one end is located at institute
It states in the first settling zone, the other end is located at the guide shell center, and the guide shell position is heavy by askew T-type pipeline and first
Shallow lake area is connected, the boring aeration pipe be located inside guide shell in it is lower survey, be connected with power-equipment is aerated.
Second medicine system includes the second metering pump, the second medicine-adding bin and the second drug feeding pipeline, second drug feeding pipeline
It is connect with the askew T-type pipeline, is stored with Dephosphorization reagent in second medicine-adding bin.
When work, sewage enters the first anoxic zone and the second anoxic zone by the first water inlet and the second water inlet, comes from
Nitrification liquid in the first aerobic zone realizes denitrification under the action of passing through the first supply unit denitrifying bacterium in the first anoxic zone,
Reach denitrification effect, while removing dirty water part organic matter, furthermore the timing of boring aeration pipe is aerated in the first anoxic zone, is kept away
Exempt from activated sludge and sinks to the first anoxic zone bottom.
Sewage flows into the first aerobic zone from the first anoxic zone bottom, and nitrifier of the ammonia nitrogen in sewage in the first aerobic zone makees
Nitrate nitrogen is converted under, while organic matter is removed under the effect of the first aerobic zone heterotroph.
Then sewage from the first aerobic zone top flow into the second anoxic zone in, remaining nitrate nitrogen with come from the second water inlet
COD, in filler and activated sludge denitrifying bacterium effect under removed.Later, sewage is flowed from the second anoxic zone bottom
Enter the second aerobic zone, the ammonia nitrogen from the second water inlet pipe is converted into nitrate nitrogen in the second aerobic zone, while remaining COD is
Two aerobic zones are further removed.Then sewage flows into the first settling zone from the top of the second aerobic zone, and activated sludge is first
After settling zone precipitating, then the first anoxic zone is delivered to by third conveyance conduit, to balance the activated sludge that front is lost.First is heavy
Shallow lake area supernatant has askew T-type pipeline to flow into guide shell, the phosphate in sewage and the dephosphorization medicine added from the second medicine system
Agent forms wadding body after coagulation sinks to bottom and is removed, and sloping plate deposition of the last sewage through the second settling zone further removes surplus
Qualified discharge after remaining SS.
First settling zone and the second settling zone base sludge in the case where being chronically at anaerobic state, float up to liquid level formed it is floating
Slag, dross will not flow to subsequent region under the Intercepting effects of mud guard.Dross periodically passes through gravity by the first slag-drip opening
It is discharged with the second slag-drip opening.
To reach preferable denitrification effect, the second nitrification liquid return-flow system and the first medicine system can be opened, throwing is passed through
Add the source C, the TN flowed by the second water inlet is further removed, to reach higher denitrification effect.
Claims (10)
1. a kind of high efficiency sewage treatment facility, which is characterized in that including shell, the first medicine system and the second medicine system, institute
It states and is successively arranged the first anoxic zone, the first aerobic zone, the second anoxic zone, the second aerobic zone, the first settling zone, coagulation area in shell
With the second settling zone, first anoxic zone and second anoxic zone top are equipped with water inlet pipe, and middle part is equipped with filler and activity
Sludge, lower part are equipped with perforation aerating pipe, filler and activated sludge are housed in the middle part of first aerobic zone and second aerobic zone,
Lower part is provided with microporous aeration disc, is equipped with the first nitrification liquid return-flow system in first anoxic zone and first aerobic zone,
It is equipped with the second nitrification liquid return-flow system in second anoxic zone and second aerobic zone, is returned in the settling zone equipped with sludge
Streaming system is equipped with sludge drainage system, first settling zone in first settling zone, the coagulation area and second settling zone
With dreg removing system is equipped in second settling zone, equipped with coagulation stirring system in the coagulation area.
2. a kind of high efficiency sewage treatment facility according to claim 1, which is characterized in that the water inlet pipe is equipped with first
Water inlet and the second water inlet, first water inlet is in the first anoxic zone, and second water inlet is in the second anoxic
In area.
3. according to a kind of high efficiency sewage treatment facility as claimed in claim 2, which is characterized in that first medicine system includes the
One metering pump, the first medicine-adding bin and the first drug feeding pipeline, first drug feeding pipeline are connect with second water inlet, and described
Liquid source is stored in one medicine-adding bin.
4. a kind of high efficiency sewage treatment facility according to claim 1, which is characterized in that the first nitrification liquid reflux system
System includes the first supply unit and the first air inlet pipe, and the input end of first supply unit is arranged in first aerobic zone
Interior, outlet end is arranged in first anoxic zone, and one end of first air inlet pipe is connected with the first supply unit, the other end
It is connected with aeration power-equipment.
5. a kind of high efficiency sewage treatment facility according to claim 1, which is characterized in that the second nitrification liquid reflux system
System includes the second supply unit and the second air inlet pipe, and the input end of second supply unit is arranged in second aerobic zone
Interior, outlet end is arranged in second anoxic zone, and one end of second air inlet pipe is connected with the second supply unit, the other end
It is connected with aeration power-equipment.
6. a kind of high efficiency sewage treatment facility according to claim 1, which is characterized in that the sludge recirculation system includes
The input end of third supply unit and third air inlet pipe, the third supply unit is arranged in first settling zone, outlet
End is arranged in first anoxic zone, and third air inlet pipe one end is connected with third supply unit, and the other end and aeration are dynamic
Power equipment is connected.
7. a kind of high efficiency sewage treatment facility according to claim 1, which is characterized in that the sludge drainage system includes the 4th
The input end of supply unit and the 4th air inlet pipe, the 4th supply unit is separately positioned on first settling zone, coagulation area
In the second settling zone, outlet end is arranged in the hull outside, and described 4th air inlet pipe one end is connected with the 4th supply unit,
The other end is connected with aeration power-equipment.
8. according to a kind of high efficiency sewage treatment facility described in claim 1, which is characterized in that the dreg removing system includes first row
Cinder notch, the second slag-drip opening and the 5th supply unit, first slag-drip opening are located in first settling zone, second deslagging
Mouth is arranged in second settling zone, and the 5th supply unit is connected with the first slag-drip opening, the second slag-drip opening, and the described 5th
The outlet end of supply unit is arranged in the hull outside.
9. according to a kind of high efficiency sewage treatment facility described in claim 1, which is characterized in that the coagulation stirring system includes askew
T-type pipeline, guide shell and boring aeration pipe, described askew T-type pipeline one end are located in first settling zone, and the other end is located at institute
Guide shell center is stated, the guide shell position is connected by askew T-type pipeline with the first settling zone, and the boring aeration pipe is located at
It is lower in inside guide shell to survey, it is connected with aeration power-equipment.
10. according to a kind of high efficiency sewage treatment facility as claimed in claim 9, which is characterized in that second medicine system includes
Second metering pump, the second medicine-adding bin and the second drug feeding pipeline, second drug feeding pipeline is connect with the askew T-type pipeline, described
Dephosphorization reagent is stored in second medicine-adding bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821626689.9U CN209276311U (en) | 2018-10-08 | 2018-10-08 | A kind of high efficiency sewage treatment facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821626689.9U CN209276311U (en) | 2018-10-08 | 2018-10-08 | A kind of high efficiency sewage treatment facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209276311U true CN209276311U (en) | 2019-08-20 |
Family
ID=67604205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821626689.9U Active CN209276311U (en) | 2018-10-08 | 2018-10-08 | A kind of high efficiency sewage treatment facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209276311U (en) |
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2018
- 2018-10-08 CN CN201821626689.9U patent/CN209276311U/en active Active
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