CN214399990U - Stirring aerator - Google Patents
Stirring aerator Download PDFInfo
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- CN214399990U CN214399990U CN202120464150.3U CN202120464150U CN214399990U CN 214399990 U CN214399990 U CN 214399990U CN 202120464150 U CN202120464150 U CN 202120464150U CN 214399990 U CN214399990 U CN 214399990U
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- stirring
- curved surface
- conical disk
- aerator
- surface conical
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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
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Abstract
The utility model discloses a stirring aerator relates to the aerator field, and it is limited to wrap up the air volume with the arms for solving current aerator among the prior art only by the high-speed rotatory whirl of impeller production, and the bubble size inequality, can't reach the problem of fine bubble effect. The utility model discloses a stirring curved surface conical disk, including pivot, stirring curved surface conical disk, vortex guide plate, connecting plate, cockscomb structure lug, connecting axle, the below of pivot is installed and is stirred curved surface conical disk, the up end of going up stirring curved surface conical disk is provided with whirlpool guide plate, the vortex guide plate is provided with a plurality of, a plurality of the vortex guide plate all with last stirring curved surface conical disk welded connection, just go up the below of stirring curved surface conical disk and install down stirring conical disk, install the connecting plate between stirring conical disk and the last stirring curved surface conical disk down, the surface of stirring conical disk is provided with the cockscomb structure lug down, the cockscomb structure lug is provided with a plurality of, a plurality of the cockscomb structure lug all with stirring conical disk welded connection down, the inside of pivot is run through there is the connecting axle.
Description
Technical Field
The utility model relates to an aerator technical field specifically is a stirring aerator.
Background
The aerator is a necessary device for aeration and oxygenation of water drainage, and the underwater aerator mainly comprises a microporous aerator and a jet aerator, and can be divided into a surface aerator and an underwater aerator according to a using method. In the aerobic sewage treatment process, microorganisms are utilized to decompose organic pollutants in a water body so as to achieve the aim of purifying water quality. The biochemical activity of the microorganisms needs to have an oxygen source, and the aerator has the function of diffusing the air conveyed by the blower through the pipeline into the water body to provide the oxygen source required by the microorganisms. The gas-liquid formed when the bubbles contact with the water body, the contact interface is the place where the oxygen transfer effect occurs, the more bubbles are generated by the diffusion of the gas amount per unit volume, the larger the formed gas-liquid contact interface is, and the higher the oxygen mass transfer effect efficiency is. The amount of bubbles generated by the diffusion through the aerator directly affects the oxygen transfer efficiency.
At present, the micropore aerators at home and abroad adopt a technology of a 'micropore' diffusion method, fine bubbles can be generated when air is discharged into a water body through micropores, and the oxygenation of the existing aerators utilizes the principle of rotary liquid vacuum suction in hydrodynamics and the entrainment effect of high-speed flowing liquid, water is scraped by a plurality of blades on an impeller to generate vortex, and the entrained air is oxygenated into water. Because the impeller rotates at high speed to generate rotational flow to suck and suck air at the upper part of the liquid level, the air entrainment is limited, the air and the water are only mixed on the shallow surface of the water, the plug-flow rotating water flow impacts bubbles to be broken, the bubbles are uneven in size, and the fine bubble effect cannot be achieved; therefore, the market is urgently needed to develop a stirring aerator to help people to solve the existing problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stirring aerator to the current aerator that proposes in solving above-mentioned background art only leans on the impeller high-speed rotation to produce the whirl and wrap up the air quantity by hand limited, and the bubble size is uneven, can't reach the problem of fine bubble effect.
In order to achieve the above object, the utility model provides a following technical scheme: a stirring aerator comprises a rotating shaft, wherein an upper stirring curved surface conical disc is arranged below the rotating shaft, a vortex guide plate is arranged on the upper end surface of the upper stirring curved surface conical disc, a plurality of vortex guide plates are arranged on the vortex guide plate and are all welded with the upper stirring curved surface conical disc, a lower stirring conical disc is arranged below the upper stirring curved surface conical disc, a connecting plate is arranged between the lower stirring conical disc and the upper stirring curved surface conical disc, a plurality of saw-toothed convex blocks are arranged on the outer surface of the lower stirring conical disc and are welded with the lower stirring conical disc, a connecting shaft penetrates through the rotating shaft, the upper end of the connecting shaft is fixedly connected with the rotating shaft through a coupler, a hollow pipe is arranged at the lower end of the connecting shaft, and a connecting gas distributing cylinder is arranged at the lower end of the hollow pipe, the connecting gas distributing cylinder extends to the outside of the lower stirring conical disc and is fixedly connected with the hollow pipe.
Preferably, the lower extreme externally mounted of connecting axle has a solid fixed cylinder, the inside and the solid fixed cylinder block of the lower extreme embedding solid fixed cylinder of pivot, flange is all installed to the lower terminal surface of solid fixed cylinder and the upper end of last stirring curved surface conical disk, it passes through flange and solid fixed cylinder sealing connection to go up stirring curved surface conical disk.
Preferably, the connecting plate sets up structure as an organic whole with last stirring curved surface conical disk, just fastening bolt is installed to the upper end of connecting plate, go up stirring curved surface conical disk and through fastening bolt and lower stirring conical disk fixed connection.
Preferably, the lower extreme of hollow tube is installed sealing connection block, sealing connection block passes through the seal cushion and stirs the lower extreme sealing connection of conical disk down, the hollow tube runs through sealing connection block and passes through sealing washer and sealing connection block sealing connection.
Preferably, the inside of pivot is provided with the chamber of admitting air, be provided with the air vent in the middle of the inside of connecting axle, the inside of hollow tube is provided with airflow channel, the chamber of admitting air communicates with air vent, airflow channel and connection gas distribution cylinder respectively, the inside of hollow tube is provided with the check valve.
Preferably, the inside upper end of going up the curved surface of stirring conical disk is provided with the installing port, the connecting axle passes the installing port and extends to the inside and last curved surface of stirring conical disk fixed connection of curved surface of stirring conical disk, install rotatory back lock nut between connecting axle and the hollow tube, rotatory back lock nut hollow tube is through rotatory back lock nut and connecting axle fixed connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a through the setting of upper mixing curved surface conical disk, open the pivot motor, drive the pivot and rotate, the pivot drives upper mixing curved surface conical disk and lower mixing conical disk and rotates, the pivot receives the power shaft of gravity its middle part chamber of admitting air also to be responsible for the use as the air feed, the curved surface form that upper mixing curved surface conical disk adopted can produce fine mixed flow effect in the stirring, simultaneously the cockscomb shape lug of the bamboo hat of falling the bottom form through many times rotary-cut bubble, can produce extremely tiny bubble, dissolved oxygen in the aquatic has been increased, make mud, sewage, oxygen obtain abundant aeration and mixing stirring more, under the rotation state, can carry out the water conservancy diversion through a plurality of swirl guide plates of upper mixing curved surface conical disk surface, make rivers can carry out stable flow around the aerator, in the flow process, can make rivers evenly orderly carry out aeration work, the effect that the bubbles enter the water is improved, and the working quality is improved.
2. The utility model discloses a setting through stirring conical disk down, the rotation in-process, the similar inclined plane of falling the bamboo hat of stirring conical disk the latter half makes the bubble produce unblocked ascending passageway down, and in the ascending in-process by a plurality of cockscomb structure lugs several times the cutting produced extremely small bubble, constantly release oxygen in the rupture of bubble at every turn, the transfer efficiency of aquatic oxygen has been increased, when the impeller of device top stirs, can make bubble and rivers produce decurrent thrust together, the direct rising of bubble has been prevented, a curved rising curve has been produced, thereby the dwell time of bubble in sewage increases the transfer time of oxygen, gas has been strengthened, water, the mixed flow effect of mud, the mixed collision aeration is produced to the mud and the bubble of bottom, the utilization ratio of oxygen has been increased once more.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is an internal structure diagram of the present invention.
Fig. 3 is a top view of the upper stirring curved conical disc of the present invention.
In the figure: 1. a rotating shaft; 2. a fixed cylinder; 3. a connecting flange; 4. an upper stirring curved surface conical disc; 5. a vortex flow deflector; 6. a connecting plate; 7. a lower stirring conical disc; 8. a saw-toothed bump; 9. connecting a gas barrel; 10. fastening a bolt; 11. an air inlet cavity; 12. a connecting shaft; 13. a vent hole; 14. a hollow tube; 15. rotating the back locking nut; 16. sealing the connecting block; 17. an air flow channel; 18. and (7) installing the opening.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: a stirring aerator comprises a rotating shaft 1, an upper stirring curved surface conical disk 4 is installed below the rotating shaft 1, vortex guide plates 5 are arranged on the upper end surface of the upper stirring curved surface conical disk 4, a plurality of vortex guide plates 5 are arranged on the vortex guide plates 5, the vortex guide plates 5 are all connected with the upper stirring curved surface conical disk 4 in a welding mode, water flow can be guided through the vortex guide plates 5 on the outer surface of the upper stirring curved surface conical disk 4, the water flow can stably flow around the aerator, aeration work can be uniformly and orderly carried out on the water flow in the flowing process, the effect of air bubbles entering water is improved, the working quality is improved, a lower stirring conical disk 7 is installed below the upper stirring curved surface conical disk 4, a connecting plate 6 is installed between the lower stirring conical disk 7 and the upper stirring curved surface conical disk 4, and sawtooth-shaped convex blocks 8 are arranged on the outer surface of the lower stirring conical disk 7, the jagged convex block 8 is provided with a plurality of, a plurality of jagged convex block 8 all with stirring conical disk 7 welded connection down, the inside of pivot 1 is run through there is connecting axle 12, the upper end of connecting axle 12 is through shaft coupling and pivot 1 fixed connection, hollow tube 14 is installed to the lower extreme of connecting axle 12, the lower extreme of hollow tube 14 is installed and is connected gas distribution cylinder 9, connect gas distribution cylinder 9 and extend to stirring conical disk 7 outside and hollow tube 14 fixed connection down, the similar inclined plane of bamboo hat down of stirring conical disk 7 the latter half makes the bubble produce unblocked rising passageway, and produced extremely tiny bubble by the cutting of a plurality of jagged convex blocks 8 times in the process of rising, constantly release oxygen in the rupture of every bubble, the transfer efficiency of aquatic oxygen has been increased.
Further, the lower extreme externally mounted of connecting axle 12 has a solid fixed cylinder 2, and the inside and the solid fixed cylinder 2 block of the lower extreme embedding solid fixed cylinder 2 of pivot 1, flange 3 is all installed to the lower terminal surface of solid fixed cylinder 2 and the upper end of last stirring curved surface conical disk 4, goes up stirring curved surface conical disk 4 and passes through flange 3 and solid fixed cylinder 2 sealing connection, can further fix pivot 1 and last stirring curved surface conical disk 4 through solid fixed cylinder 2.
Further, connecting plate 6 sets up to a body structure with last stirring curved surface conical disk 4, and the upper end of connecting plate 6 installs fastening bolt 10, goes up stirring curved surface conical disk 4 through fastening bolt 10 and stirring conical disk 7 fixed connection down, conveniently dismantles through connecting plate 6 and goes up stirring curved surface conical disk 4 and lower stirring conical disk 7.
Further, a sealing connecting block 16 is installed at the lower end of the hollow pipe 14, the sealing connecting block 16 is connected with the lower end of the lower stirring conical disc 7 in a sealing mode through a sealing cushion layer, the hollow pipe 14 penetrates through the sealing connecting block 16 and is connected with the sealing connecting block 16 in a sealing mode through a sealing ring, the positions of the hollow pipe 14, the lower stirring conical disc 7 and the connecting gas distributing cylinder 9 can be reinforced through the sealing connecting block 16, and the working stability is improved.
Further, an air inlet cavity 11 is formed in the rotating shaft 1, an air vent 13 is formed in the middle of the inside of the connecting shaft 12, an air flow channel 17 is formed in the hollow pipe 14, the air inlet cavity 11 is communicated with the air vent 13, the air flow channel 17 and the connecting gas distributing cylinder 9 respectively, a one-way valve is arranged in the hollow pipe 14, air passes through the air vent 13, the air flow channel 17 and the connecting gas distributing cylinder 9 respectively after entering the air inlet cavity 11, is guided into water through the connecting gas distributing cylinder 9, and backflow of the air and water can be avoided through the one-way valve.
Further, the upper end of the inside of the upper stirring curved surface conical disc 4 is provided with a mounting port 18, the connecting shaft 12 penetrates through the mounting port 18 and extends to the inside of the upper stirring curved surface conical disc 4 to be fixedly connected with the upper stirring curved surface conical disc 4, a rotary locking nut 15 is installed between the connecting shaft 12 and the hollow pipe 14, the hollow pipe 14 of the rotary locking nut 15 is fixedly connected with the connecting shaft 12 through the rotary locking nut 15, the connecting shaft 12 and the hollow pipe 14 can be fixed through the rotary locking nut 15, meanwhile, the upper end of the upper stirring curved surface conical disc 4 is fastened with the connecting shaft 12 and the hollow pipe 14, and the aerator can keep enough stability in the working process.
The working principle is as follows: when the device is used, the motor of the rotating shaft 1 is turned on to drive the rotating shaft 1 to rotate, the rotating shaft 1 drives the upper stirring curved surface conical disc 4 and the lower stirring conical disc 7 to rotate, after gas enters the gas inlet cavity 11, the gas respectively passes through the vent hole 13, the gas flow channel 17 and the connecting gas distribution cylinder 9 and is guided into water through the connecting gas distribution cylinder 9, gas and moisture backflow can be avoided through the one-way valve, during the rotating process, the lower half part of the lower stirring conical disc 7 is similar to the inclined surface of an inverted bamboo hat to enable the bubbles to generate smooth ascending channels, extremely tiny bubbles are generated by cutting for a plurality of times through the plurality of serrated lugs 8 during the ascending process, oxygen is continuously released during each bubble fracture, the transfer efficiency of the oxygen in water is increased, when the impeller above the device is used for stirring, the bubbles and water flow can generate downward thrust together, the direct ascending of the bubbles is prevented, and an arc ascending curve is generated, the retention time of bubbles in sewage is prolonged, so that the oxygen transfer time is prolonged, the mixed flow effect of gas, water and mud is enhanced, the sludge at the bottom and the bubbles generate mixed collision aeration, the middle air inlet cavity 11 of the power shaft of the rotating shaft 1 which is subjected to gravity is also used as an air supply main pipe, the curved surface shape adopted by the upper stirring curved surface conical disc 4 can generate good mixed flow effect in stirring, meanwhile, the inverted bamboo hat-shaped sawtooth-shaped convex blocks 8 at the bottom can generate extremely tiny bubbles through repeated rotary cutting of the bubbles, dissolved oxygen in the water is increased, sludge, sewage and oxygen can be fully aerated and mixed and stirred, under the rotating state, the water flow can be guided by the plurality of guide plate vortexes 5 on the outer surface of the upper stirring curved surface conical disc 4, the water flow can stably flow around the aerator, and the water flow can uniformly and orderly perform aeration work in the flowing process, the effect of making the bubbles enter the water is improved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A stirring aerator comprises a rotating shaft (1), and is characterized in that: an upper stirring curved surface conical disc (4) is installed below the rotating shaft (1), a vortex guide plate (5) is arranged on the upper end face of the upper stirring curved surface conical disc (4), a plurality of vortex guide plates (5) are arranged on the vortex guide plates (5), the vortex guide plates (5) are all in welded connection with the upper stirring curved surface conical disc (4), a lower stirring conical disc (7) is installed below the upper stirring curved surface conical disc (4), a connecting plate (6) is installed between the lower stirring conical disc (7) and the upper stirring curved surface conical disc (4), a saw-toothed lug (8) is arranged on the outer surface of the lower stirring conical disc (7), a plurality of saw-toothed lugs (8) are arranged on the saw-toothed lugs (8) and are all in welded connection with the lower stirring conical disc (7), a connecting shaft (12) penetrates through the rotating shaft (1), the upper end of connecting axle (12) is passed through shaft coupling and pivot (1) fixed connection, hollow tube (14) are installed to the lower extreme of connecting axle (12), the lower extreme of hollow tube (14) is installed and is connected gas distribution cylinder (9), it extends to stirring conical disk (7) outside and hollow tube (14) fixed connection down to connect gas distribution cylinder (9).
2. The mixer-aerator of claim 1, wherein: the lower extreme externally mounted of connecting axle (12) has solid fixed cylinder (2), the inside and solid fixed cylinder (2) block of the lower extreme embedding solid fixed cylinder (2) of pivot (1), flange (3) are all installed to the lower terminal surface of solid fixed cylinder (2) and the upper end of last stirring curved surface conical disk (4), it passes through flange (3) and solid fixed cylinder (2) sealing connection to go up stirring curved surface conical disk (4).
3. The mixer-aerator of claim 1, wherein: connecting plate (6) set up structure as an organic whole with last stirring curved surface conical disk (4), just fastening bolt (10) are installed to the upper end of connecting plate (6), go up stirring curved surface conical disk (4) through fastening bolt (10) with stirring conical disk (7) fixed connection down.
4. The mixer-aerator of claim 1, wherein: sealing connecting block (16) are installed to the lower extreme of hollow tube (14), sealing connecting block (16) are through the lower extreme sealing connection of seal cushion layer with lower stirring conical disk (7), hollow tube (14) run through sealing connecting block (16) and pass through sealing washer and sealing connecting block (16) sealing connection.
5. The mixer-aerator of claim 1, wherein: the utility model discloses a gas distribution device, including pivot (1), connecting axle (12), air inlet cavity (11) are provided with in the inside of pivot (1), be provided with air vent (13) in the middle of the inside of connecting axle (12), the inside of hollow tube (14) is provided with airflow channel (17), air inlet cavity (11) communicate with air vent (13), airflow channel (17) and connection gas distribution cylinder (9) respectively, the inside of hollow tube (14) is provided with the check valve.
6. The mixer-aerator of claim 1, wherein: go up the inside upper end of stirring curved surface conical disk (4) and be provided with installing port (18), connecting axle (12) pass installing port (18) extend supreme stirring curved surface conical disk (4) inside and last stirring curved surface conical disk (4) fixed connection, install rotatory anti-lock nut (15) between connecting axle (12) and hollow tube (14), rotatory anti-lock nut (15) hollow tube (14) are through rotatory anti-lock nut (15) and connecting axle (12) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120464150.3U CN214399990U (en) | 2021-03-04 | 2021-03-04 | Stirring aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120464150.3U CN214399990U (en) | 2021-03-04 | 2021-03-04 | Stirring aerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214399990U true CN214399990U (en) | 2021-10-15 |
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ID=78027238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120464150.3U Active CN214399990U (en) | 2021-03-04 | 2021-03-04 | Stirring aerator |
Country Status (1)
| Country | Link |
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| CN (1) | CN214399990U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113912188A (en) * | 2021-11-21 | 2022-01-11 | 深圳市中信方圆建筑工程有限公司 | Low-energy-consumption sewage deep denitrification system |
| CN115465960A (en) * | 2022-09-06 | 2022-12-13 | 叶灿龙 | Sewage aeration treatment device |
-
2021
- 2021-03-04 CN CN202120464150.3U patent/CN214399990U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113912188A (en) * | 2021-11-21 | 2022-01-11 | 深圳市中信方圆建筑工程有限公司 | Low-energy-consumption sewage deep denitrification system |
| CN115465960A (en) * | 2022-09-06 | 2022-12-13 | 叶灿龙 | Sewage aeration treatment device |
| CN115465960B (en) * | 2022-09-06 | 2023-09-15 | 海孚实业集团有限公司 | Sewage aeration treatment device |
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