CN220393461U - Liftable non-blocking energy-saving cyclone aerator - Google Patents
Liftable non-blocking energy-saving cyclone aerator Download PDFInfo
- Publication number
- CN220393461U CN220393461U CN202321895813.2U CN202321895813U CN220393461U CN 220393461 U CN220393461 U CN 220393461U CN 202321895813 U CN202321895813 U CN 202321895813U CN 220393461 U CN220393461 U CN 220393461U
- Authority
- CN
- China
- Prior art keywords
- aerator
- spiral
- guide plate
- spiral cover
- energy
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005276 aerator Methods 0.000 title claims abstract description 56
- 230000000903 blocking effect Effects 0.000 title abstract description 11
- 238000009434 installation Methods 0.000 claims description 14
- 230000007704 transition Effects 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 15
- 239000001301 oxygen Substances 0.000 abstract description 15
- 229910052760 oxygen Inorganic materials 0.000 abstract description 15
- 239000007788 liquid Substances 0.000 abstract description 14
- 239000010865 sewage Substances 0.000 abstract description 13
- 239000007789 gas Substances 0.000 abstract description 3
- 239000010802 sludge Substances 0.000 description 14
- 239000000203 mixture Substances 0.000 description 13
- 239000002101 nanobubble Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 238000005273 aeration Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920002302 Nylon 6,6 Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010801 sewage sludge Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model relates to a liftable non-blocking energy-saving cyclone aerator, which comprises an aerator cylinder, wherein a spiral cover is arranged at the upper end of the aerator cylinder in a threaded manner, a mounting shaft is arranged at the lower end of the spiral cover, the mounting shaft penetrates through the spiral cover and is fixed at the upper end of the spiral cover through a hexagonal cover-shaped nut, eight groups of bubble generators, a spiral guide plate and a vertical guide plate for generating cyclone on sewage are sleeved on the surface of the mounting shaft in sequence, the spiral guide plate and the vertical guide plate are clamped and fixed through the hexagonal cover-shaped nut arranged at the bottom of the lower end of the mounting shaft, cutters are distributed on the surfaces of the bubble generators in an annular array, the cutters on the surfaces of two adjacent groups of bubble generators are arranged in a staggered manner, and grooves are formed in the upper end surfaces of the cutters. The utility model solves the problems of low mixing efficiency and low oxygen transfer rate of gas and liquid.
Description
Technical Field
The utility model relates to the technical field of sewage treatment equipment, in particular to a liftable non-blocking energy-saving cyclone aerator.
Background
The aerator is the heart of all activated sludge processes and has the function of making the sludge and water fully contact and supplying oxygen to the microorganisms.
For the existing aerator, the improvement of the gas-liquid mixing efficiency and the cutting efficiency can be basically met, but the improvement of the efficiency of cutting the particles in the sewage is difficult for the existing technology, such as Chinese patent CN205740489U, a liftable non-blocking energy-saving cyclone aerator is provided, as can be seen from the attached figure 1, air is sprayed into the bottom of the aerator at a high speed by an air inlet pipe, the air with the specific gravity far smaller than that of water can be rapidly increased with great momentum, negative pressure is generated in the aerator, and the activated sludge and the sewage at the bottom of the pond with the air quantity of 1.5 times are sucked into the aerator to realize the first efficient mixing; the air, activated sludge and sewage mixture generate a violent flow vortex through a rotary cutter in the high-speed rising process, so that the second efficient mixing is realized, wherein the mixture is crushed into micro-particle groups through a specially designed multi-layer cutter, and oxygen is forced to be dissolved into water, so that the third efficient mixing is realized; the mixture rich in oxygen is ejected from the aerator cylinder at a higher flow rate, so that efficient mixing is realized;
the mode can cut sewage in a rotational flow manner, but has poor effect, and the generated micro-nano bubbles are limited, so that the oxygen transfer rate is low, and in order to improve the gas-liquid mixing efficiency again and improve the oxygen transfer rate, the lifting type non-blocking energy-saving rotational flow aerator is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a liftable non-blocking energy-saving cyclone aerator, which solves the problems of low mixing efficiency and low oxygen transfer rate of gas and liquid.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a but energy-conserving whirl aerator of lifting type does not have jam, including aerator barrel and flange air inlet, the spiral cover is installed to aerator barrel upper end screw thread, the installation axle is installed to spiral cover lower extreme, the installation axle runs through the spiral cover and fixes at spiral cover upper end through hexagonal cap nut, its installation axle surface overlaps in proper order and is equipped with eight group bubble generator, be used for producing spiral-flow spiral guide plate and perpendicular guide plate to sewage, and press from both sides tightly fixedly through installing the hexagonal cap nut with installation axle lower extreme bottom, the bubble generator surface is annular array and distributes and have the cutterbar, the cutterbar on two adjacent bubble generator surfaces is crisscross to be set up, and the recess has been seted up to the cutterbar up on the up end.
Through the technical scheme, further, the screw thread of the spiral cover and the screw thread of the aerator cylinder are arranged opposite to the rotational flow direction.
Further, the flange air inlet extends into the aerator cylinder with the port facing upwards directly below the mounting shaft.
As a preferable technical scheme, lifting lugs are distributed on the outer surface of the aerator cylinder at equal intervals.
Further, the spiral guide plate and the vertical guide plate are in arc transition.
As a preferable technical scheme, the flange air inlet and the aerator cylinder are fixed through screws, and can be of an integrated structure.
Compared with the prior art, the utility model provides the liftable non-blocking energy-saving cyclone aerator, which has the following beneficial effects:
1. referring to fig. 3-5, a groove is formed on the upper surface of the cutter, air, activated sludge and sewage mixture are sucked at the edge of the groove of the cutter, negative pressure is generated by the suction, more micro-nano bubbles are generated by the negative pressure, the oxygen transfer rate of the liftable cyclone aerator is obviously improved compared with that of the prior art, and the problems of low gas-liquid mixing efficiency and low oxygen transfer rate are solved in the mode, so that compared with the prior art, the liftable non-blocking energy-saving cyclone aerator disclosed by the utility model is particularly improved in China patent CN 205740489U.
Drawings
FIG. 1 is a schematic diagram of a liftable non-blocking energy-saving cyclone aerator according to the present utility model;
FIG. 2 is a schematic cross-sectional view of a liftable non-clogging energy-saving cyclone aerator according to the present utility model;
FIG. 3 is a schematic view of a spiral deflector structure and a vertical deflector structure of a liftable non-clogging energy-saving cyclone aerator according to the present utility model;
FIG. 4 is a schematic diagram of a liftable non-blocking energy-saving cyclone aerator bubble generator;
FIG. 5 is a schematic diagram of a liftable non-clogging energy-saving rotational flow aerator cutter according to the present utility model.
In the figure: 1. an aerator cylinder; 2. a flange air inlet; 3. lifting lugs; 4. screwing the cover; 5. a bubble generator; 6. a cutter; 7. a mounting shaft; 8. a hexagonal cap nut; 9. a spiral deflector; 10. and a vertical deflector.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a but energy-conserving whirl aerator of lifting type no jam, including aerator barrel 1 and flange air inlet 2, the spiral cover 4 is installed to aerator barrel 1 upper end screw thread, installation axle 7 is installed to spiral cover 4 lower extreme, installation axle 7 runs through spiral cover 4 and passes through hexagonal cap nut 8 to be fixed in spiral cover 4 upper end, its installation axle 7 surface overlaps in proper order and is equipped with eight group's bubble generator 5, be used for producing spiral flow's spiral guide plate 9 and perpendicular guide plate 10 to sewage, and press from both sides tightly fixedly through installing hexagonal cap nut 8 with installation axle 7 lower extreme bottom, bubble generator 5 surface is annular array and distributes and have cutter 6, the cutter 6 of adjacent two group bubble generator 5 surfaces is crisscross to be set up, and the recess is seted up to cutter 6 up to the up end.
In this embodiment, the specific working principle is as follows: referring to fig. 1-5, the flange air inlet 2 is connected to the blower, external air enters the aerator cylinder 1 through the flange air inlet 2 to generate negative pressure, so that the mixture of sewage and sludge enters the aerator cylinder 1 through the bottom to mix the air and sewage sludge, the mixture passes through the vertical guide plate 10 and the spiral guide plate 9 to generate swirling action, the gas-liquid mixture is sprayed upwards in a spiral manner and contacts with the cutter 6 through the bubble generator 5, and the upper end surface of the cutter 6 is provided with a groove, so that the air, the activated sludge and the sewage mixture are sucked at the edge of the groove of the cutter 6 to generate negative pressure, more micro-nano bubbles are generated due to the negative pressure, the rising type swirling aerator has a remarkable improvement over the oxygen transfer rate in the prior art, and the problems of low gas-liquid mixing efficiency and low oxygen transfer rate are solved through the method.
Referring to fig. 1 and 2, the screw thread of the screw cap 4 and the screw thread of the aerator cylinder 1 are opposite to the rotational flow direction, so that the screw cap 4 adopts the anticlockwise screw thread, and is opposite to the rotational flow (rotation) direction of the sprayed mixture, and the screw cap is screwed more when being used, and the screw cap is not fallen off and is firm and durable.
Referring to fig. 2, the flange air inlet 2 extends into the aerator cylinder 1, and the port is upward and is located right below the installation shaft 7, so that the upward gas spraying is more uniform, and the contact surface with the vertical deflector 10 is more uniform.
Referring to fig. 1, the outer surface of the aerator cylinder 1 is equidistantly provided with lifting lugs 3, so that vibration installation can be effectively reduced, the aerator is more stable, and the service life is prolonged.
Referring to fig. 3, the spiral guide plate 9 and the vertical guide plate 10 are in an arc transition, so that no protruding point exists between the spiral guide plate 9 and the vertical guide plate 10, and further, the phenomenon that the gas-liquid mixture is disturbed when passing through the spiral guide plate 10 can be ensured.
Next, the flange air inlet 2 and the aerator cylinder 1 are fixed by screws, or may be an integral structure.
The following is also required to be described:
the structure is special and never blocked: during operation, the gas-liquid mixer will not be blocked due to the large flow rate of compressed air. Is suitable for all high-concentration wastewater treatment tanks.
(2) Strong stirring force and no sludge accumulation: the strong mixing and stirring effect is formed in the whole aeration tank, the activated sludge is kept in a suspension state all the time, and meanwhile, the bottom of the aeration tank is free from sludge accumulation.
(3) The pressure loss is small, the energy consumption is low, and the energy is saved: the pressure loss is very small, and the energy consumption of a fan is low under the premise of the same air supply quantity. The device is free from blockage during operation all year round, free from attenuation of dissolved oxygen efficiency and free from sludge accumulation; high efficiency, energy saving (electricity saving by more than 25 percent) and 6-14 square meters of single aeration area.
(4) Maintenance-free, long life: the gas-liquid mixer has no moving parts, is firm and durable, and does not need maintenance.
(5) The performance is stable: the oxygen supply capacity cannot be attenuated with the increase of the service time, and the stable DO value in the pool is always maintained.
(6) The device does not need to be fixedly installed at the bottom of the pool, is very convenient to maintain, does not need to clean the pool or stop production, and can be installed on line.
Secondly, the material used by the device is nylon 66+glass fiber (PA 66+30%GF) material, and the product is determined to have the characteristics of light weight, high strength and strong corrosion resistance, and the fixing screw adopts a stainless steel anti-back-out nut and a hexagonal cap nut. The inside is established 8 layers of cutting, 80 times cutters, and the cutter is established the recess, and air, activated sludge, sewage mixture produce the entrainment at cutter recess edge, and the entrainment produces negative pressure, and the negative pressure causes more micro-nano bubble to produce, and oxygen transfer rate is higher.
Also to be described is: the cyclone aerator is an ultra-efficient gas-liquid mixer designed according to the fluid dynamics principle, high-flow compressed air is directly fed into the aerator cylinder 1 from a small-caliber air feeding pipe, spiral ascending air flow is formed after passing through a spiral guide plate 9 and then is encountered with a cutter 6 on the surface of a bubble generator 5 to be smashed into micro-bubbles, the micro-bubbles are fully mixed with sucked liquid in the bubble generator 5 and then are spirally ejected, a circulating flow is formed around the gas-liquid mixer, the retention time of the micro-bubbles in water is increased, a groove is formed in the upper end face of the cutter 6, so that the gas-liquid mixture enables air, activated sludge and sewage mixture to be sucked at the edge of the groove of the cutter 6, negative pressure is generated by entrainment, and more micro-nano bubbles are generated by the negative pressure, thereby greatly improving the utilization rate of oxygen, and enabling the fed air and activated sludge in a pool to reach an optimal mixing state and the longest retention time.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a but energy-conserving whirl aerator of lifting type does not block up, including aerator barrel (1) and flange air inlet (2), spiral cover (4) are installed to aerator barrel (1) upper end screw thread, installation axle (7) are installed to spiral cover (4) lower extreme, installation axle (7) run through spiral cover (4) and fix in spiral cover (4) upper end through hexagonal cap nut (8), its installation axle (7) surface cover in proper order is equipped with eight group bubble generator (5), be used for producing spiral deflector (9) and perpendicular deflector (10) of whirl to through installing in hexagonal cap nut (8) of installation axle (7) lower extreme bottom clamp and fix, its characterized in that: the surface of each bubble generator (5) is provided with cutters (6) in annular array, the cutters (6) on the surfaces of two adjacent groups of bubble generators (5) are arranged in a staggered mode, and the upper end faces of the cutters (6) are provided with grooves.
2. A liftable non-clogging energy-saving rotational flow aerator as claimed in claim 1, wherein: the screw thread arrangement of the spiral cover (4) and the aerator cylinder (1) is opposite to the rotational flow direction.
3. A liftable non-clogging energy-saving rotational flow aerator as claimed in claim 1, wherein: the flange air inlet (2) extends into the aerator cylinder (1), and the port is upward and is positioned right below the mounting shaft (7).
4. A liftable non-clogging energy-saving rotational flow aerator as claimed in claim 1, wherein: lifting lugs (3) are distributed on the outer surface of the aerator cylinder body (1) at equal intervals.
5. A liftable non-clogging energy-saving rotational flow aerator as claimed in claim 1, wherein: the spiral guide plate (9) and the vertical guide plate (10) are in arc transition.
6. A liftable non-clogging energy-saving rotational flow aerator as claimed in claim 1, wherein: the flange air inlet (2) and the aerator cylinder (1) are fixed through screws, and can be of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321895813.2U CN220393461U (en) | 2023-07-19 | 2023-07-19 | Liftable non-blocking energy-saving cyclone aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321895813.2U CN220393461U (en) | 2023-07-19 | 2023-07-19 | Liftable non-blocking energy-saving cyclone aerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220393461U true CN220393461U (en) | 2024-01-26 |
Family
ID=89604637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321895813.2U Active CN220393461U (en) | 2023-07-19 | 2023-07-19 | Liftable non-blocking energy-saving cyclone aerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220393461U (en) |
-
2023
- 2023-07-19 CN CN202321895813.2U patent/CN220393461U/en active Active
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