CN215250264U - A high-efficient nitrogen and phosphorus removal system for soyfood waste water - Google Patents
A high-efficient nitrogen and phosphorus removal system for soyfood waste water Download PDFInfo
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- CN215250264U CN215250264U CN202121150877.0U CN202121150877U CN215250264U CN 215250264 U CN215250264 U CN 215250264U CN 202121150877 U CN202121150877 U CN 202121150877U CN 215250264 U CN215250264 U CN 215250264U
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Abstract
The utility model provides a high-efficient nitrogen and phosphorus removal system for soyfood waste water, including anoxic zone in advance, its characterized in that, one side in anoxic zone is equipped with anaerobic zone, anoxic zone and good oxygen district respectively in advance, anaerobic zone's the outside is equipped with the mud back flow, good oxygen position is between anaerobic zone and anoxic zone, the inside one end in anoxic zone is fixed with the stirring fan, one side in aerobic zone is equipped with the settling zone, one side in settling zone is equipped with the purified water export, just be located under the purified water export one side of settling zone is equipped with sludge outlet. The utility model discloses an integrated mode, it is small, connection accuracy is high and easy and simple to handle, reduces the service environment requirement of the high-efficient nitrogen and phosphorus removal system of soyfood waste water, can increase the flow rate of waste water, reduces the sediment of mud, improves the high-efficient nitrogen and phosphorus removal system availability factor and the speed of goods waste water.
Description
Technical Field
The utility model belongs to the technical field of waste water treatment, especially, relate to a high-efficient nitrogen and phosphorus removal system for soyfood waste water.
Background
With the enhancement of the requirement on the water quality treatment degree and the problems encountered in the application process of the process, the application of a simple denitrification technology or a simple phosphorus removal technology is limited to a certain extent, so that a new process scheme needs to be found, the process technology is improved, nitrogen and phosphorus can be removed simultaneously in a treatment system, and a series of treatment technologies for synchronous denitrification and phosphorus removal are developed, wherein the main process comprises an anaerobic-anoxic-aerobic (A2O) process.
The A2O process is short for Anaerobic/antioxidant/Oxic, and is a common synchronous nitrogen and phosphorus removal process at present, the A2O biological nitrogen and phosphorus removal process is an activated sludge process, and can remove organic matters and nitrogen and phosphorus removal functions while removing BOD, COD and SS, but the existing nitrogen and phosphorus removal system for bean product wastewater is large in volume, complex to operate, strict in requirements on use environment, low in purification efficiency and low in speed, and is easy to generate precipitates, so that the use effect is influenced.
Therefore, it is necessary to invent a high-efficiency nitrogen and phosphorus removal system for bean product wastewater.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a high-efficient nitrogen and phosphorus removal system for soyfood waste water has solved the nitrogen and phosphorus removal system of current soyfood waste water bulky, and the operation is complicated, and is strict to service environment requirement to purification efficiency is low, speed is slow, and easily produces the sediment, influences the problem of result of use. The utility model provides a high-efficient nitrogen and phosphorus removal system for soyfood waste water, includes anoxic zone in advance, its characterized in that, anoxic zone's one side is equipped with anaerobic zone, anoxic zone and aerobic zone respectively in advance, anaerobic zone's the outside is equipped with the sludge return pipe, aerobic zone is located between anaerobic zone and the anoxic zone, the inside one end in anoxic zone is fixed with the stirring fan, one side in aerobic zone is equipped with the settling zone, one side of settling zone is equipped with the purified water export, just be located under the purified water export one side of settling zone is equipped with the sludge outlet, the opposite side of settling zone is connected with the sludge return pipe through the sludge return mouth, one side of sludge return pipe is equipped with the sludge pump, all be equipped with the valve between anoxic zone, anaerobic zone, anoxic zone, aerobic zone and the settling zone are connected.
The bottom surface of the pre-anoxic zone is provided with an inclination angle, and the communication position of the pre-anoxic zone and the anaerobic zone is the lowest position.
And S-shaped connecting channels are arranged among the pre-anoxic zone, the anaerobic zone, the anoxic zone, the aerobic zone and the sedimentation zone.
The valve adopts two kinds, is knife gate valve and ball valve respectively, knife gate valve establishes between anoxic zone and anaerobic zone and aerobic zone and sedimentation zone in advance, the ball valve is established between anaerobic zone and anoxic zone and aerobic zone.
The height of stirring fan is less than the height of waste water in the anoxic zone, the air current direction of stirring fan is towards the intercommunication direction in anoxic zone and aerobic zone.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses an integrated mode, and do not have the pipe connection each other, through valve mutual control, it is small, connection accuracy is high and easy and simple to handle, reduce the service environment requirement of the high-efficient nitrogen and phosphorus removal system of soyfood waste water, experience for the use that the user brought the facility.
2. The utility model discloses an anoxic zone is equipped with the angle of inclination in advance, and anoxic zone and anaerobic zone's intercommunication department are the lowest position in advance, can increase the flow velocity of waste water in anoxic zone and anaerobic zone in advance, reduce the sediment of mud.
3. The utility model discloses the setting of stirring fan is in one side in the anoxic zone, through the rotation of stirring fan, can increase the flow velocity of waste water in the anoxic zone, reduces the sediment of mud.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the internal connection structure of the present invention.
In the figure:
1-pre-anoxic zone, 2-anaerobic zone, 3-anoxic zone, 31-stirring fan, 4-aerobic zone, 5-sedimentation zone, 51-purified water outlet, 52-sludge outlet, 53-sludge return port, 6-sludge return pipe, 7-sludge pump and 8-valve.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
As shown in figures 1 to 2.
A high-efficiency nitrogen and phosphorus removal system for bean product wastewater, which comprises a pre-anoxic zone 1 and is characterized in that, one side of the pre-anoxic zone 1 is respectively provided with an anaerobic zone 2, an anoxic zone 3 and an aerobic zone 4, the outer side of the anaerobic zone 2 is provided with a sludge return pipe 6, the aerobic zone 4 is positioned between the anaerobic zone 2 and the anoxic zone 3, one end in the anoxic zone 3 is fixed with a stirring fan 31, a sedimentation zone 5 is arranged at one side of the aerobic zone 4, a purified water outlet 51 is arranged at one side of the sedimentation zone 5, a sludge outlet 52 is arranged at one side of the settling zone 5 and right below the purified water outlet 51, the other side of the settling zone 5 is connected with a sludge return pipe 6 through a sludge return port 53, one side of the sludge return pipe 6 is provided with a sludge pump 7, valves 8 are arranged among the pre-anoxic zone 1, the anaerobic zone 2, the anoxic zone 3, the aerobic zone 4 and the sedimentation zone 5.
Pouring wastewater into a pre-anoxic zone 1, opening a connecting port of the pre-anoxic zone 1 and an anaerobic zone 2 through a valve 8 to enable the wastewater to flow into the anaerobic zone 2 from the pre-anoxic zone 1, wherein the bottom surface of the pre-anoxic zone 1 is provided with an inclination angle, the connecting position of the pre-anoxic zone 1 and the anaerobic zone 2 is the lowest position, the flowing speed of the wastewater in the pre-anoxic zone 1 and the anaerobic zone 2 can be increased, the sedimentation of sludge is reduced, opening the connecting port of the anaerobic zone 2 and the anoxic zone 3 through the valve 8 again to enable the wastewater to flow into the anoxic zone 3 from the anaerobic zone 2, simultaneously opening a stirring fan 31 at one end of the anoxic zone 3 and the connecting port of the anoxic zone 3 and the aerobic zone 4, increasing the flowing speed of the wastewater in the anoxic zone 3 through the rotation of the stirring fan 31 to reduce the sedimentation of the sludge, opening the connecting port of the aerobic zone 4 and the precipitating zone 5 through the valve 8 again to enable the wastewater to flow into the aerobic zone 5 from the aerobic zone 4, and finally, starting the sludge pump 7, separating water and sediment from the bean product wastewater, wherein the water flows out from the purified water outlet 51, one part of sludge sediment flows out from the sludge outlet 52, the other part of sludge sediment enters the sludge return pipe 6 through the sludge return port 53, and the sludge return pipe 6 enters the pre-anoxic zone 1 for secondary denitrification and dephosphorization sediment purification.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (5)
1. The utility model provides a high-efficient nitrogen and phosphorus removal system for soyfood waste water, includes anoxic zone (1) in advance, its characterized in that, one side in advance anoxic zone (1) is equipped with anaerobic zone (2), anoxic zone (3) and aerobic zone (4) respectively, the outside of anaerobic zone (2) is equipped with sludge return pipe (6), aerobic zone (4) are located between anaerobic zone (2) and anoxic zone (3), the inside one end in anoxic zone (3) is fixed with stirring fan (31), one side in aerobic zone (4) is equipped with settling zone (5), one side in settling zone (5) is equipped with purification water outlet (51), just be located under purification water outlet (51) one side in settling zone (5) is equipped with sludge outlet (52), the opposite side in settling zone (5) is connected with sludge return pipe (6) through sludge return port (53), one side of the sludge return pipe (6) is provided with a sludge pump (7), and valves (8) are arranged between the connection of the pre-anoxic zone (1), the anaerobic zone (2), the anoxic zone (3), the aerobic zone (4) and the sedimentation zone (5).
2. The system of claim 1, wherein the system comprises: the bottom surface of the pre-anoxic zone (1) is provided with an inclination angle, and the communication position of the pre-anoxic zone (1) and the anaerobic zone (2) is the lowest position.
3. The system of claim 1, wherein the system comprises: an S-shaped connecting channel is arranged between the pre-anoxic zone (1), the anaerobic zone (2), the anoxic zone (3), the aerobic zone (4) and the sedimentation zone (5).
4. The system of claim 1, wherein the system comprises: the valve (8) adopts two kinds, is knife gate valve and ball valve respectively, knife gate valve establishes between anoxic zone (1) and anaerobic zone (2) and aerobic zone (4) and precipitation zone (5) in advance, the ball valve is established between anaerobic zone (2) and anoxic zone (3) and aerobic zone (4).
5. The system of claim 1, wherein the system comprises: the height of stirring fan (31) is less than the height of waste water in anoxic zone (3), the air current direction orientation of stirring fan (31) the intercommunication direction in anoxic zone (3) and aerobic zone (4).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121150877.0U CN215250264U (en) | 2021-05-27 | 2021-05-27 | A high-efficient nitrogen and phosphorus removal system for soyfood waste water |
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| CN202121150877.0U CN215250264U (en) | 2021-05-27 | 2021-05-27 | A high-efficient nitrogen and phosphorus removal system for soyfood waste water |
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| CN215250264U true CN215250264U (en) | 2021-12-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114644400A (en) * | 2022-04-25 | 2022-06-21 | 北控水务(中国)投资有限公司 | Integrated sewage treatment device |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114644400A (en) * | 2022-04-25 | 2022-06-21 | 北控水务(中国)投资有限公司 | Integrated sewage treatment device |
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