CN213865817U - Advanced wastewater treatment and purification device - Google Patents
Advanced wastewater treatment and purification device Download PDFInfo
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- CN213865817U CN213865817U CN202021987452.0U CN202021987452U CN213865817U CN 213865817 U CN213865817 U CN 213865817U CN 202021987452 U CN202021987452 U CN 202021987452U CN 213865817 U CN213865817 U CN 213865817U
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Abstract
A wastewater advanced treatment purification device comprises a primary sedimentation tank, an aeration tank, a secondary sedimentation tank, a purification tank and a waste gas recovery device, wherein a primary sedimentation tank water inlet pipe is arranged above the side wall of the primary sedimentation tank, and a primary sedimentation tank sludge discharge pipe is arranged at the bottom of the primary sedimentation tank; the aeration tank is connected with the primary sedimentation tank through a pipeline, the bottom of the aeration tank is provided with an aeration pipe, the aeration pipe is provided with a plurality of aeration holes, and one end of the aeration pipe is also provided with an air compressor; the aeration tank is connected with the secondary sedimentation tank through a pipeline, and a secondary sedimentation tank sludge discharge pipe is arranged at the bottom of the secondary sedimentation tank; a purification tank water inlet is formed in the top of the purification tank and is connected with the secondary sedimentation tank through a pipeline, a purification area is formed in the middle of the purification tank, and an ozone inlet pipe is formed in the bottom of the purification tank; the utility model discloses simple structure, equipment cost is low, and the twice decomposition of organic matter is adsorbed for waste water obtains deep purification, reaches the service standard.
Description
Technical Field
The utility model relates to a waste water treatment technology field, concretely relates to waste water advanced treatment purifier of soluble organic matter in municipal sewage.
Background
The urban sewage is all the drainage collected by the sewer pipeline and is the mixed water of various domestic sewage, industrial wastewater and urban rainfall runoff drained into the sewer pipeline system. The treatment and the reutilization of the urban sewage meet the requirements of energy conservation and environmental protection, and are one of important indexes of urban construction. However, the sewage treatment in China faces the situation of serious water pollution, late start of sewage treatment, poor foundation and high requirement, and compared with the world, the urban sewage treatment rate in China is lower, and the main reasons are that the construction of urban sewage treatment plants in China lags behind and the treatment process level in China lags behind.
Soluble organic matters in the municipal sewage are one of the municipal sewage pollutants and are also main precursors for forming disinfection byproducts in the subsequent chlorination disinfection process, and the soluble organic matters gradually become the key points and the difficulties of the research of environmental water quality and water treatment process in recent 30 years. Therefore, the removal of soluble organic matters is also an important link of urban sewage treatment.
SUMMERY OF THE UTILITY MODEL
To the above background technical problem, the utility model provides a waste water advanced treatment purifier to soluble organic matter in municipal sewage.
The utility model adopts the following technical scheme:
a wastewater advanced treatment purification device comprises a primary sedimentation tank, an aeration tank, a secondary sedimentation tank, a purification tank and a waste gas recovery device, wherein a primary sedimentation tank water inlet is arranged above the side wall of the primary sedimentation tank, and a primary sedimentation tank sludge discharge pipe is arranged at the bottom of the primary sedimentation tank; the aeration tank is connected with the primary sedimentation tank through a pipeline, the bottom of the aeration tank is provided with an aeration pipe, the aeration pipe is provided with a plurality of aeration holes, and one end of the aeration pipe is also provided with an air compressor; the aeration tank is connected with the secondary sedimentation tank through a pipeline, and a secondary sedimentation tank sludge discharge pipe is arranged at the bottom of the secondary sedimentation tank; the purification tank top is equipped with the purification tank water inlet, the purification tank water inlet with secondary sedimentation tank pipe connection, be equipped with the purification district in the middle of the purification tank, the purification tank bottom is equipped with the ozone intake pipe, the purification tank passes through the ozone intake pipe and is connected with ozone generator.
As an optimal technical scheme of the utility model, a sedimentation tank bottom is the toper structure, a sedimentation tank is the advection formula sedimentation tank.
As an optimal technical scheme of the utility model, the secondary sedimentation tank bottom is the toper structure, the secondary sedimentation tank is the advection formula sedimentation tank.
As an optimized technical proposal of the utility model, the water inlet of the purifying tank is shaped like a shower head.
As an optimal technical scheme of the utility model, still be equipped with solenoid valve, little fog separator and oil mist separator between air compressor machine and the aeration hole.
As an optimized technical proposal of the utility model, the purification area is active carbon.
As the utility model discloses a preferred technical scheme, be equipped with first three-way pipe on the secondary sedimentation tank mud pipe, the pipe connection between the first three-way pipe other end and aeration tank and the primary sedimentation tank, the first three-way pipe other end is connected through the second three-way pipe with the primary sedimentation tank mud pipe again, the second three-way pipe other end discharges mud to sludge treatment district again.
As an optimized technical proposal of the utility model, the top end of the aeration tank is provided with an exhaust port at the top end of the purification tank, and the exhaust port is connected with a waste gas recovery device through a pipeline.
The utility model has the advantages that: the design of the primary sedimentation tank can remove large-particle suspended matters in the wastewater and reduce the rotting degree of the wastewater, the aeration tank adopts the introduced activated sludge, organic matters in the wastewater are adsorbed by microorganisms in the activated sludge and immediately oxidized and decomposed into inorganic matters, and the introduced air dissolves oxygen in the air into the wastewater to accelerate the oxidative decomposition of the organic matters; the primary sedimentation tank can remove small particle suspended matters in the wastewater again; the purifying tank can further adsorb the active carbon and sterilize the ozone, and can thoroughly remove the organic matters.
The utility model discloses simple structure, equipment cost is low, and the twice decomposition of organic matter is adsorbed for waste water obtains deep purification, reaches the service standard.
Drawings
FIG. 1 is a schematic structural view of an advanced wastewater treatment and purification device of the present invention;
the symbols in the drawings illustrate that:
1: primary sedimentation tank, 2: aeration tank, 3: secondary sedimentation tank, 4: purification tank, 5: first sedimentation tank inlet tube, 6: primary sedimentation tank mud pipe, 7: an aerator pipe, 8: aeration hole, 9: air compressor, 10: electromagnetic valve, 11: micro mist separator, 12: oil mist separator, 13: secondary sedimentation tank mud pipe, 14: first three-way pipe, 15: second three-way pipe, 16: purification tank water inlet, 17: purification zone, 18: ozone inlet pipe, 19: exhaust port, 20: exhaust gas recovery device, 21: an ozone generator.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, an advanced wastewater treatment and purification device comprises a primary sedimentation tank 1, an aeration tank 2, a secondary sedimentation tank 3, a purification tank 4 and a waste gas recovery device 20, wherein a primary sedimentation tank water inlet pipe 5 is arranged above the side wall of the primary sedimentation tank 1, a primary sedimentation tank sludge discharge pipe 6 is arranged at the bottom of the primary sedimentation tank 1, the bottom of the primary sedimentation tank 1 is of a conical structure, and the primary sedimentation tank 1 is a horizontal sedimentation tank. Aeration tank 2 and 1 pipe connection of primary sedimentation tank, aeration tank 2 bottom is equipped with aeration pipe 7, aeration pipe 7 serves and is equipped with a plurality of aeration holes 8, and the setting up of a plurality of aeration holes 8 makes the air misce bene in waste water, and oxygen in the air just can fully dissolve in waste water. One end of the aeration pipe 7 is also provided with an air compressor 9 for conveying air to the aeration tank 2; an electromagnetic valve 10, a micro-mist separator 11 and an oil mist separator 12 are further arranged between the air compressor 9 and the aeration hole 8. The micro-mist separator 11 and the oil mist separator 12 are used for purifying air entering through the air compressor 9, and therefore oil stains are prevented from being brought into the aeration tank 2 after the air passes through the air compressor 9, and secondary pollution is avoided. The aeration tank 2 is connected with the secondary sedimentation tank 3 through a pipeline, a secondary sedimentation tank sludge discharge pipe 13 is arranged at the bottom of the secondary sedimentation tank 3, the bottom of the secondary sedimentation tank 3 is of a conical structure, and the secondary sedimentation tank 3 is a horizontal flow sedimentation tank; the secondary sedimentation tank sludge discharge pipe 13 is provided with a first three-way pipe 14, the other end of the first three-way pipe 14 is connected with a pipeline between the aeration tank 2 and the primary sedimentation tank 1 to recycle a part of sludge, the other end of the first three-way pipe 14 is connected with the primary sedimentation tank sludge discharge pipe 6 through a second three-way pipe 15, and the other end of the second three-way pipe 15 discharges sludge to a sludge treatment area. 4 tops of purifying tank are equipped with purifying tank water inlet 16, purifying tank water inlet 16 is gondola water faucet form for waste water can disperse get into in the purifying tank 4, purifying tank 4 water inlet with 3 pipe connections in the secondary sedimentation tank, be equipped with purifying area 17 in the middle of the purifying tank 4, purifying area 17 is active carbon for adsorb organic matter and heavy metal ion. The bottom of the purification tank 4 is provided with an ozone inlet pipe 18, the purification tank 4 is connected with an ozone generator 21 through the ozone inlet pipe 18, and ozone can be used for removing organic matters and sterilizing. The top end of the aeration tank 2 and the top end of the purification tank 4 are provided with an exhaust port 19, the exhaust port 19 is connected with a waste gas recovery device 20 through a pipeline, and waste gas is recovered and treated to meet the requirement of environmental protection.
The utility model has simple structure and low equipment cost, large suspended particles in the wastewater can be removed by the design of the primary sedimentation tank, the corruption degree of the wastewater is reduced, the aeration tank is introduced with activated sludge, organic matters in the wastewater are adsorbed by microorganisms in the activated sludge and then are oxidized and decomposed into inorganic matters, and the introduction of air dissolves oxygen in the air into the wastewater to accelerate the oxidative decomposition of the organic matters; the primary sedimentation tank can remove small particle suspended matters in the wastewater again; the purifying tank can further adsorb the active carbon and sterilize the ozone, and can thoroughly remove the organic matters. So that the wastewater is deeply purified and reaches the use standard.
Finally, it should be noted that: these embodiments are merely illustrative of the present invention and do not limit the scope of the invention. In addition, other variations and modifications will be apparent to persons skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.
Claims (8)
1. The utility model provides a waste water advanced treatment purifier which characterized in that: the device comprises a primary sedimentation tank (1), an aeration tank (2), a secondary sedimentation tank (3), a purification tank (4) and a waste gas recovery device (20), wherein a primary sedimentation tank water inlet pipe (5) is arranged above the side wall of the primary sedimentation tank (1), and a primary sedimentation tank sludge discharge pipe (6) is arranged at the bottom of the primary sedimentation tank (1); the aeration tank (2) is connected with the primary sedimentation tank (1) through a pipeline, an aeration pipe (7) is arranged at the bottom of the aeration tank (2), a plurality of aeration holes (8) are formed in the aeration pipe (7), and an air compressor (9) is further arranged at one end of the aeration pipe (7); the aeration tank (2) is connected with the secondary sedimentation tank (3) through a pipeline, and a secondary sedimentation tank sludge discharge pipe (13) is arranged at the bottom of the secondary sedimentation tank (3); purification tank (4) top is equipped with purification tank water inlet (16), purification tank water inlet (16) with secondary sedimentation tank (3) pipe connection, be equipped with purification area (17) in the middle of purification tank (4), purification tank (4) bottom is equipped with ozone intake pipe (18), purification tank (4) are connected with ozone generator (21) through ozone intake pipe (18).
2. The advanced wastewater treatment and purification device according to claim 1, which is characterized in that: the bottom of the primary sedimentation tank (1) is of a conical structure, and the primary sedimentation tank (1) is a horizontal flow type sedimentation tank.
3. The advanced wastewater treatment and purification device according to claim 1, which is characterized in that: the bottom of the secondary sedimentation tank (3) is of a conical structure, and the secondary sedimentation tank (3) is a horizontal flow sedimentation tank.
4. The advanced wastewater treatment and purification device according to claim 1, which is characterized in that: the water inlet (16) of the purification tank is in a shower shape.
5. The advanced wastewater treatment and purification device according to claim 1, which is characterized in that: an electromagnetic valve (10), a micro-mist separator (11) and an oil mist separator (12) are also arranged between the air compressor (9) and the aeration hole (8).
6. The advanced wastewater treatment and purification device according to claim 1, which is characterized in that: the purification area (17) is adsorbed by activated carbon.
7. The advanced wastewater treatment and purification device according to claim 1, which is characterized in that: the sludge discharge pipe (13) of the secondary sedimentation tank is provided with a first three-way pipe (14), the other end of the first three-way pipe (14) is connected with a pipeline between the aeration tank (2) and the primary sedimentation tank (1), the other end of the first three-way pipe (14) is connected with the sludge discharge pipe (6) of the primary sedimentation tank through a second three-way pipe (15), and the other end of the second three-way pipe (15) discharges sludge to a sludge treatment area.
8. The advanced wastewater treatment and purification device according to claim 1, which is characterized in that: and the top end of the aeration tank (2) and the top end of the purification tank (4) are provided with an exhaust port (19), and the exhaust port (19) is connected with a waste gas recovery device (20) through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021987452.0U CN213865817U (en) | 2020-09-11 | 2020-09-11 | Advanced wastewater treatment and purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021987452.0U CN213865817U (en) | 2020-09-11 | 2020-09-11 | Advanced wastewater treatment and purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213865817U true CN213865817U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021987452.0U Active CN213865817U (en) | 2020-09-11 | 2020-09-11 | Advanced wastewater treatment and purification device |
Country Status (1)
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|---|---|
| CN (1) | CN213865817U (en) |
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2020
- 2020-09-11 CN CN202021987452.0U patent/CN213865817U/en active Active
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