CN112239305A - Sewage treatment aeration tank - Google Patents
Sewage treatment aeration tank Download PDFInfo
- Publication number
- CN112239305A CN112239305A CN201910645645.3A CN201910645645A CN112239305A CN 112239305 A CN112239305 A CN 112239305A CN 201910645645 A CN201910645645 A CN 201910645645A CN 112239305 A CN112239305 A CN 112239305A
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- CN
- China
- Prior art keywords
- aeration tank
- fixedly arranged
- inlet pipe
- sewage treatment
- sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/20—Activated sludge processes using diffusers
- C02F3/201—Perforated, resilient plastic diffusers, e.g. membranes, sheets, foils, tubes, hoses
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses a sewage treatment aeration tank, which comprises a first aeration tank and a second aeration tank, wherein a fixed plate is fixedly arranged at a position, close to the lower part, of the outer surface of the other side of the first aeration tank, a motor is fixedly arranged on the outer surface of the upper end of the fixed plate, a first belt pulley is fixedly arranged on the outer surface of one side of the motor, the first belt pulley is connected with a second belt pulley through a transmission belt, a first stirring shaft and a second stirring shaft are respectively and fixedly arranged on the outer surfaces of one sides of the first belt pulley and the second belt pulley, a fan is fixedly arranged on the outer surface of the upper end of the first aeration tank, and a first air inlet pipe is fixedly arranged on the outer surface. The invention is characterized in that after the sewage and the sludge are stirred and mixed, the exhaust pipe outputs pressure air bubbles through the exhaust hole, and the sludge and the sewage are treated simultaneously by adopting a perforation aeration method, so that the floating time of the bubbles is greatly prolonged, the oxygen utilization rate is improved, the treatment efficiency is improved, and the operation cost is reduced.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a sewage treatment aeration tank.
Background
The aeration tank is a biochemical reactor designed by people according to the characteristics of microorganisms, the degradation degree of organic pollutants is mainly determined by the aeration reaction conditions designed by people, the aeration tank utilizes an activated sludge method to treat sewage, certain sewage retention time is provided in the tank, the oxygen quantity required by aerobic microorganisms and the mixing condition of full contact of sewage and activated sludge are met, and the purpose of removing pollutants such as VOC (volatile organic compounds) by an oxidation method is achieved.
In the prior art, the chinese patent application No. 201610090165.1 discloses a circulation purification system for foul gas in an aeration tank in sewage treatment and a process thereof, wherein when the foul gas in the aeration tank is circularly purified, the foul gas firstly passes through a foul gas circulation unit, the temperature of the foul gas is adjusted, and the foul gas is used as an aeration gas source; when the dissolved oxygen concentration in the aeration tank is detected to be too low, the supplementary aeration unit introduces fresh air as a supplementary air source; when the pressure in the aeration tank sealing cover reaches a preset value, the fan in the malodorous gas purification unit and the malodorous gas terminal treatment device are started simultaneously to start to treat the malodorous gas. The invention circularly purifies the foul waste gas in the aeration tank in sewage treatment, which is not only beneficial to reducing the foul gas and improving the treatment efficiency of microorganisms, but also can reduce the investment and the operation cost.
However, the above conventional aeration tank for sewage treatment has the following disadvantages in the use process: the sewage can be aerated only, and the sludge and the sewage in the aeration tank can not be treated simultaneously; meanwhile, the oxygen utilization rate is low, when perforation aeration is adopted, the oxygen utilization rate is less than 7%, and when micropore aeration is adopted, the oxygen utilization rate is not more than 20% -30%.
Disclosure of Invention
The invention aims to provide a sewage treatment aeration tank, which adopts sludge and sewage to carry out aeration treatment simultaneously, so that the oxygen utilization rate during perforation aeration reaches more than 60 percent, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a sewage treatment aeration tank comprises a first aeration tank, wherein a second aeration tank is fixedly arranged on the outer surface of one side of the first aeration tank, a fixed plate is fixedly arranged at a position, close to the lower part, on the outer surface of the other side of the first aeration tank, a motor is fixedly arranged on the outer surface of the upper end of the fixed plate, a first belt pulley is fixedly arranged on the outer surface of one side of the motor, the first belt pulley is connected with a second belt pulley through a transmission belt, a first stirring shaft and a second stirring shaft are respectively and fixedly arranged on the outer surfaces of one sides of the first belt pulley and the second belt pulley, a fan is fixedly arranged on the outer surface of the upper end of the first aeration tank, a first air inlet pipe is fixedly arranged on the outer surface of the front end of the fan, and a; the outer surface of the lower end of the second air inlet pipe is fixedly provided with an exhaust pipe, and the outer surface of the exhaust pipe is provided with dry exhaust holes.
Preferably, an electric slide rail is fixedly mounted at the middle position of the inner surface of the lower end of the first aeration tank, a slide block is fixedly mounted on the outer surface of the upper end of the electric slide rail, the slide block is fixedly connected with the exhaust pipe, a water pump is fixedly mounted at the position, close to the rear, of the outer surfaces of the upper ends of the first aeration tank and the second aeration tank, the outer surfaces of the two sides of the water pump are respectively and fixedly mounted with one end of a water inlet pipe and one end of a water outlet pipe, a groove is formed in the middle position of the outer surfaces of the upper ends of the first aeration tank and the second aeration tank, a box body is fixedly mounted on the inner surface of one side.
Preferably, the first stirring shaft and the second stirring shaft penetrate through the side wall of the first aeration tank, a plurality of first stirring blades and a plurality of second stirring blades are fixedly mounted on the outer surfaces of the front end and the rear end of the first stirring shaft and the outer surfaces of the second stirring shaft respectively, and the first stirring blades and the second stirring blades are arranged in a staggered mode.
Preferably, a fixing ring is fixedly mounted on the position, close to the lower side, of the outer surface of the first air inlet pipe, the fixing ring is fixedly connected with the inner wall of the first aeration tank, the second air inlet pipe is a hose, and the first air inlet pipe, the second air inlet pipe and the exhaust pipe are communicated with one another.
Preferably, the other end of the water outlet pipe is positioned in the first aeration tank, and the other end of the water inlet pipe is positioned in the second aeration tank.
Preferably, a through hole is formed between the first aeration tank and the second aeration tank and is close to the lower part of the first aeration tank and the second aeration tank.
Preferably, the box body is positioned below the slot, and the width of the box body is greater than that of the slot.
Preferably, a drain hole is formed in the position, close to the lower part, of the outer surface of one side of the second aeration tank, and a plug is movably mounted in the drain hole.
Preferably, the motor, the fan, the electric slide rail and the water pump are electrically connected with an external power supply.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the improvement of the structure and the process, after the sewage and the sludge are stirred and mixed, the exhaust pipe outputs pressure air bubbles through the exhaust hole, the sludge and the sewage are subjected to aeration treatment simultaneously by adopting a perforation aeration method, the floating time of the bubbles is greatly prolonged, the oxygen utilization rate is improved by more than 60 percent by utilizing the viscosity of a mud-water mixture, the oxygen utilization rate is improved by 2-3 times compared with the prior art, the treatment efficiency is improved, and the operation cost is reduced.
2. The invention injects sewage into a first aeration tank and a second aeration tank, is connected with a fan, an electric slide rail and a power supply of a motor, the motor drives a first belt pulley to rotate, the first belt pulley drives a second belt pulley to rotate through a belt, the motor can drive a first stirring shaft to check the rotation of a second stirring shaft, a plurality of first stirring blades and second stirring blades are arranged in a staggered manner, so that sludge and sewage in the first aeration tank can be stirred sufficiently, the fan aerates the sewage in the first aeration tank through a first air inlet pipe, a second air inlet pipe, an exhaust pipe and the exhaust pipe, the electric slide rail drives the exhaust pipe to do linear reciprocating motion through a slide block, so that the aeration effect of the sewage in the first aeration tank is enhanced, a water pump flows the sewage in the second aeration tank into the first aeration tank through a water inlet pipe and a water outlet pipe, the sewage in the first aeration tank and the sewage in the second aeration tank can mutually circulate through, also make the sewage water level of first aeration tank be higher than the sewage water level of second aeration tank, be favorable to the circulation of the inside sewage of first aeration tank and second aeration tank, the sewage water level of first aeration tank is higher than the sewage water level of second aeration tank and makes the sewage of first aeration tank pass through the inside of fluting, box body and filter screen inflow second aeration tank, and the filter screen of box body inside can be collected the foam on first aeration tank sewage surface.
Drawings
FIG. 1 is a schematic view of the overall structure of a sewage treatment aeration tank according to the present invention;
FIG. 2 is a view of the present invention showing the stationary plate in combination with a motor;
FIG. 3 is a combined view of a first pulley and a second pulley of the present invention;
FIG. 4 is a view of the combination of the cartridge body and the filter screen of the present invention;
FIG. 5 is an associated view of the slider and the motorized slide of the present invention;
FIG. 6 is a view of the water pump of the present invention in combination with a water intake pipe;
fig. 7 is a combined view of the first intake pipe and the second intake pipe of the present invention.
In the figure: 1. a first aeration tank; 2. a second aeration tank; 3. a fixing plate; 4. a motor; 5. a first pulley; 6. a second pulley; 7. a drive belt; 8. a first stirring shaft; 9. a first stirring blade; 10. a second stirring shaft; 11. a second stirring blade; 12. a fan; 13. a first intake pipe; 14. a second intake pipe; 15. a fixing ring; 16. an exhaust pipe; 17. an exhaust hole; 18. a slider; 19. an electric slide rail; 20. a water pump; 21. a water inlet pipe; 22. a water outlet pipe; 23. a through hole; 24. grooving; 25. a box body; 26. filtering with a screen; 27. and (4) a plug.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, the sewage treatment aeration tank provided by the present invention includes a first aeration tank 1, as shown in fig. 1, 2, 3, 5 and 7, a second aeration tank 2 is fixedly installed on an outer surface of one side of the first aeration tank 1, a fixing plate 3 is fixedly installed at a position close to a lower portion on an outer surface of the other side of the first aeration tank 1, a motor 4 is fixedly installed on an outer surface of an upper end of the fixing plate 3, a first belt pulley 5 is fixedly installed on an outer surface of one side of the motor 4, the first belt pulley 5 is connected to a second belt pulley 6 through a transmission belt 7, a first stirring shaft 8 and a second stirring shaft 10 are respectively fixedly installed on outer surfaces of one sides of the first belt pulley 5 and the second belt pulley 6, a fan 12 is fixedly installed on an outer surface of an upper end of the first aeration tank 1, and a first air inlet pipe 13 is fixedly installed on an outer surface of a, the outer fixed surface of the lower end of the first air inlet pipe 13 is provided with a second air inlet pipe 14, the outer fixed surface of the lower end of the second air inlet pipe 14 is provided with an exhaust pipe 16, the outer surface of the exhaust pipe 16 is provided with dry exhaust holes 17, after sewage and sludge are stirred and mixed, the exhaust pipe 16 outputs pressure air bubbles through the exhaust holes 17, the sludge and the sewage are treated simultaneously by adopting a perforation aeration method, the floating time of the bubbles is greatly reduced, the oxygen utilization rate is improved by over 60 percent, and the oxygen utilization rate is improved by 2-3 times compared with the prior art.
As shown in fig. 1, 2 and 5, an electric slide rail 19 is fixedly installed at the middle position of the inner surface of the lower end of the first aeration tank 1, a slide block 18 is fixedly installed on the outer surface of the upper end of the electric slide rail 19, and the slide block 18 is fixedly connected with an exhaust pipe 16, so that the aeration effect of the sewage in the first aeration tank 1 is improved;
as shown in fig. 1, 2, 4 and 6, a water pump 20 is fixedly installed at a position close to the rear of the outer surfaces of the upper ends of the first aeration tank 1 and the second aeration tank 2, the outer surfaces of both sides of the water pump 20 are respectively fixedly installed with one end of a water inlet pipe 21 and one end of a water outlet pipe 22, a slot 24 is opened at a position between the outer surfaces of the upper ends of the first aeration tank 1 and the second aeration tank 2, a box body 25 is fixedly installed on the inner surface of one side of the second aeration tank 2, a filter screen 26 is fixedly installed on the outer surface of the lower end of the box body 25, and the filter screen 26 of the box body 25 collects foam on the sewage surface of the first aeration tank 1;
as shown in fig. 1, fig. 2, fig. 3 and fig. 7, the first stirring shaft 8 and the second stirring shaft 10 both penetrate through the side wall of the first aeration tank 1, the outer surfaces of the front and rear ends of the first stirring shaft 8 and the second stirring shaft 10 are respectively and fixedly provided with a plurality of first stirring blades 9 and a plurality of second stirring blades 11, the first stirring blades 9 and the second stirring blades 11 are arranged in a staggered manner, the outer surface of the first air inlet pipe 13 is fixedly provided with a fixing ring 15 at a position close to the lower side, the fixing ring 15 is fixedly connected with the inner wall of the first aeration tank 1, the second air inlet pipe 14 is a hose, the first air inlet pipe 13, the second air inlet pipe 14 and the exhaust pipe 16 are communicated with each other, the second air inlet pipe 14 is a hose, so that the slider 18 drives the exhaust pipe 16 to move through an electric slide rail 19, the fixing ring 15 avoids the movement of the first air inlet pipe 13, and the first stirring blades 9 and the second stirring blades 11 are arranged in a staggered manner so as to facilitate Fully stirring the mud and the sewage;
as shown in fig. 1 and 2, the other end of the water outlet pipe 22 is located inside the first aeration tank 1, the other end of the water inlet pipe 21 is located inside the second aeration tank 2, a through hole 23 is formed between the first aeration tank 1 and the second aeration tank 2 at a position close to the lower part, and sewage in the first aeration tank 1 and sewage in the second aeration tank 2 can mutually circulate through the through hole 23, which is beneficial to the circulation of sewage inside the first aeration tank 1 and the second aeration tank 2;
as shown in fig. 1 and 2, the box body 25 is located below the slot 24, the width of the box body 25 is greater than that of the slot 24, a drain hole is formed in a position, close to the lower part, of the outer surface of one side of the second aeration tank 2, a plug 27 is movably installed inside the drain hole, the motor 4, the fan 12, the electric slide rail 19 and the water pump 20 are all electrically connected with an external power supply, the width of the box body 25 is greater than that of the slot 24, so that the filter screen 26 of the box body 25 can collect foam on the surface of the sewage in the first aeration tank 1, and the sewage after aeration treatment can be treated in the next step by pulling out the plug 27 inside the drain hole of the second aeration tank 2.
The invention mainly aims at a sewage treatment aeration tank, workers inject sewage into a first aeration tank 1 and a second aeration tank 2, a fan 12, an electric slide rail 19 and a power supply of a motor 4 are connected, the motor 4 drives a first belt pulley 5 to rotate, the first belt pulley 5 drives a second belt pulley 6 to rotate through a belt, the motor 4 can drive a first stirring shaft 8 to rotate a second stirring shaft 10, a plurality of first stirring blades 9 and second stirring blades 11 are arranged in a staggered manner, so that sludge and sewage in the first aeration tank 1 can be stirred sufficiently, the fan 12 aerates the sewage in the first aeration tank 1 through a first air inlet pipe 13, a second air inlet pipe 14, an exhaust pipe 16 and an exhaust pipe 16, the electric slide rail 19 drives the exhaust pipe 16 to do linear reciprocating motion through a slide block 18, and the aeration effect of the sewage in the first aeration tank 1 is increased, the water pump 20 makes the sewage in the second aeration tank 2 flow into the first aeration tank 1 through the water inlet pipe 21 and the water outlet pipe, the sewage in the first aeration tank 1 and the sewage in the second aeration tank 2 can mutually circulate through the through hole 23, the sewage level in the first aeration tank 1 is higher than the sewage level in the second aeration tank 2, which is beneficial for the circulation of the sewage in the first aeration tank 1 and the second aeration tank 2, the sewage level in the first aeration tank 1 is higher than the sewage level in the second aeration tank 2, so that the sewage in the first aeration tank 1 flows into the second aeration tank 2 through the open slot 24, the box body 25 and the filter screen 26, the filter screen 26 in the box body 25 can collect the foam on the sewage surface of the first aeration tank 1, the sewage after the next treatment can be treated by pulling out the plug 27 in the water outlet hole of the second aeration tank 2, the model of the motor 4 is Y112M, the model of the electric slide rail 19 is BRS30BL, the model of the fan 12 is PF150-2, and the model of the water pump 20 is LY-JLM.
The invention is characterized in that after the sewage and the sludge are stirred and mixed, the exhaust pipe 16 outputs pressure air bubbles through the exhaust hole 17, the sludge and the sewage are simultaneously aerated by adopting a perforation aeration method, the viscosity of the mud-water mixture is utilized, the floating time of the bubbles is greatly prolonged, the oxygen utilization rate is improved, the oxygen utilization rate can be improved to more than 60 percent, the treatment efficiency is improved by 2-3 times compared with the prior art, and the operation cost is reduced.
The product types of the motor 4, the electric slide rail 19, the fan 12 and the water pump 20 provided by the invention are only used according to the structural characteristics of the product in the technical scheme, the product can be adjusted and modified after being purchased, so that the product is more matched and accords with the technical scheme of the invention, the product type is the best application technical scheme of the technical scheme, the product type can be replaced and modified according to the required technical parameters, and the product type is well known by the technical personnel in the field, so that the technical personnel in the field can clearly obtain the corresponding use effect through the technical scheme provided by the invention.
Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A sewage treatment aeration tank comprises a first aeration tank (1) and is characterized in that: a second aeration tank (2) is fixedly arranged on the outer surface of one side of the first aeration tank (1), a fixing plate (3) is fixedly arranged on the position, close to the lower part, of the outer surface of the other side of the first aeration tank (1), a motor (4) is fixedly arranged on the outer surface of the upper end of the fixing plate (3), a first belt pulley (5) is fixedly arranged on the outer surface of one side of the motor (4), the first belt pulley (5) is connected with a second belt pulley (6) through a transmission belt (7), a first stirring shaft (8) and a second stirring shaft (10) are respectively fixedly arranged on the outer surfaces of one sides of the first belt pulley (5) and the second belt pulley (6), a fan (12) is fixedly arranged on the outer surface of the upper end of the first aeration tank (1), a first air inlet pipe (13) is fixedly arranged on the outer surface of the front end of the fan (12), and a second air inlet pipe (, an exhaust pipe (16) is fixedly mounted on the outer surface of the lower end of the second air inlet pipe (14), and dry exhaust holes (17) are formed in the outer surface of the exhaust pipe (16).
2. The sewage treatment aeration tank of claim 1, wherein: the middle position of the lower extreme internal surface of first aeration tank (1) is fixed to be installed with electronic slide rail (19), the upper end external surface fixed mounting of electronic slide rail (19) has slider (18), slider (18) and blast pipe (16) fixed connection, the upper end surface of first aeration tank (1) and second aeration tank (2) is close to the fixed position in rear and is installed water pump (20), the both sides surface of water pump (20) is fixed mounting respectively has the one end of inlet tube (21) and the one end of outlet pipe (22), fluting (24) have been seted up to the position in the middle of the upper end surface of first aeration tank (1) and second aeration tank (2), one side internal surface fixed mounting of second aeration tank (2) has box body (25), the lower extreme external surface fixed mounting of box body (25) has filter screen (26).
3. The sewage treatment aeration tank of claim 1, wherein: the first stirring shaft (8) and the second stirring shaft (10) penetrate through the side wall of the first aeration tank (1), a plurality of first stirring blades (9) and a plurality of second stirring blades (11) are fixedly mounted on the outer surfaces of the front end and the rear end of the first stirring shaft (8) and the outer surfaces of the second stirring shaft (10) respectively, and the first stirring blades (9) and the second stirring blades (11) are arranged in a staggered mode.
4. The sewage treatment aeration tank of claim 1, wherein: the outer surface of the first air inlet pipe (13) is fixedly provided with a fixing ring (15) at a position close to the lower part, the fixing ring (15) is fixedly connected with the inner wall of the first aeration tank (1), the second air inlet pipe (14) is a hose, and the first air inlet pipe (13), the second air inlet pipe (14) and the exhaust pipe (16) are communicated with each other.
5. The sewage treatment aeration tank of claim 2, wherein: the other end of the water outlet pipe (22) is positioned in the first aeration tank (1), and the other end of the water inlet pipe (21) is positioned in the second aeration tank (2).
6. The sewage treatment aeration tank of claim 1, wherein: a through hole (23) is arranged between the first aeration tank (1) and the second aeration tank (2) and close to the lower part.
7. The sewage treatment aeration tank of claim 2, wherein: the box body (25) is positioned below the slot (24), and the width of the box body (25) is larger than that of the slot (24).
8. The sewage treatment aeration tank of claim 1, wherein: a drain hole is formed in the position, close to the lower part, of the outer surface of one side of the second aeration tank (2), and a plug (27) is movably mounted in the drain hole.
9. The sewage treatment aeration tank of claim 2, wherein: the motor (4), the fan (12), the electric slide rail (19) and the water pump (20) are electrically connected with an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910645645.3A CN112239305A (en) | 2019-07-17 | 2019-07-17 | Sewage treatment aeration tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910645645.3A CN112239305A (en) | 2019-07-17 | 2019-07-17 | Sewage treatment aeration tank |
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| Publication Number | Publication Date |
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| CN112239305A true CN112239305A (en) | 2021-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910645645.3A Pending CN112239305A (en) | 2019-07-17 | 2019-07-17 | Sewage treatment aeration tank |
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| CN (1) | CN112239305A (en) |
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| CN109279712A (en) * | 2018-12-21 | 2019-01-29 | 深圳市旗环境科技有限公司 | A kind of electromagnetic interference sewage treatment equipment and its processing method |
| KR20190053605A (en) * | 2017-11-10 | 2019-05-20 | 주식회사 그린플랜텍 | fermentation weight losing apparatus for organic sludge |
| CN209065634U (en) * | 2018-11-05 | 2019-07-05 | 天津市科美环保工程设计有限公司 | Environmental sewage treatment equipment |
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| CN2811275Y (en) * | 2005-08-17 | 2006-08-30 | 长春立源水处理技术有限责任公司 | Axial flow self-oxygenation active sludge aerator |
| CN201914968U (en) * | 2010-09-23 | 2011-08-03 | 陈凯华 | Micro-pore aeration flexible pipe with low ventilation volume |
| EP2735548A1 (en) * | 2012-11-22 | 2014-05-28 | Nanjing University | Device and method for sewage treatment using constant magnetic field |
| KR20190053605A (en) * | 2017-11-10 | 2019-05-20 | 주식회사 그린플랜텍 | fermentation weight losing apparatus for organic sludge |
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| CN108285203A (en) * | 2018-01-16 | 2018-07-17 | 湖南望隆企业管理咨询有限公司 | A kind of sewage disposal effective aerating apparatus |
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Application publication date: 20210119 |
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