CN111689650A - Sewage treatment device with ultrasonic self-cleaning structure - Google Patents
Sewage treatment device with ultrasonic self-cleaning structure Download PDFInfo
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- CN111689650A CN111689650A CN202010576379.6A CN202010576379A CN111689650A CN 111689650 A CN111689650 A CN 111689650A CN 202010576379 A CN202010576379 A CN 202010576379A CN 111689650 A CN111689650 A CN 111689650A
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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
- C02F9/00—Multistage treatment of water, waste water or 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
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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
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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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
- C02F2303/00—Specific treatment goals
- C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
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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
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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
- C02F3/1236—Particular type of activated sludge installations
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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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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
- Treatment Of Sludge (AREA)
- Activated Sludge Processes (AREA)
Abstract
The invention discloses a sewage treatment device with an ultrasonic self-cleaning structure, which relates to the technical field of sewage treatment and comprises a settling chamber, an ultrasonic generator and an aeration tank, wherein water inlet pipes are connected to two sides above the settling chamber, support columns are arranged on two sides below the settling chamber, a drainage mechanism is fixed inside the settling chamber, a water guide pipe is arranged below the middle part of the settling chamber, the ultrasonic generator is arranged outside the settling chamber, an ultrasonic vibration head is arranged on the inner side of the ultrasonic generator, a biochemical tank is arranged below the settling chamber, activated sludge is arranged on the bottom side inside the biochemical tank, connecting water pipes are fixed on two sides of the biochemical tank, a water suction pump is arranged in the middle of the connecting water pipes, and the aeration tank is arranged at the tail ends of the connecting water pipes. The invention has the beneficial effects that: the device is convenient for wash the inside of drip chamber through setting up ultrasonic generator and ultrasonic vibration head, avoids the inner wall of drip chamber to adhere to dirty.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a sewage treatment device with an ultrasonic self-cleaning structure.
Background
Sewage treatment refers to a process of purifying sewage to meet the water quality requirement for discharge into a certain water body or reuse. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people. Because the pollution of water resources is increasingly serious and the function of sewage treatment is increasingly important, a sewage treatment device is required
The purification degree of the general processing of current sewage treatment plant is lower, does not possess good drainage and deposits the structure to can not wash the inside of drip chamber, make the drip chamber inner wall dirty attached to easily, the in-process oxygen content that carries out the aeration to sewage moreover is not enough to lead to the dissolved oxygen rate lower, is unfavorable for the high-efficient purification of biological filter, for this reason, we propose a sewage treatment plant who has ultrasonic wave self-cleaning structure.
Disclosure of Invention
The invention aims to provide a sewage treatment device with an ultrasonic self-cleaning structure, which solves the problems that the conventional sewage treatment device in the background art generally has low treatment and purification degree, does not have a good drainage sedimentation structure, cannot clean the interior of a sedimentation chamber, easily adheres dirt to the inner wall of the sedimentation chamber, has low dissolved oxygen rate due to insufficient oxygen content in the process of aerating sewage and is not beneficial to efficient purification of a biological filter layer.
In order to achieve the purpose, the invention provides the following technical scheme: a sewage treatment device with an ultrasonic self-cleaning structure comprises a settling chamber, an ultrasonic generator and an aeration tank, wherein water inlet pipes are connected to two sides of the upper part of the settling chamber, support columns are installed on two sides of the lower part of the settling chamber, a drainage mechanism is fixed in the settling chamber, a water guide pipe is arranged below the middle part of the settling chamber, the ultrasonic generator is installed outside the settling chamber, an ultrasonic vibration head is installed on the inner side of the ultrasonic generator, a biochemical tank is installed below the settling chamber, active sludge is arranged on the bottom side of the inner part of the biochemical tank, connecting water pipes are fixed on two sides of the biochemical tank, a water suction pump is installed in the middle of each connecting water pipe, the aeration tank is arranged at the tail end of each connecting water pipe, a biological filter material layer is arranged in the middle of the inner part of the aeration tank, an aeration mechanism is installed below the aeration tank, and a water suction pipe, and a circulating pump is installed on one side of the water pumping pipe, an oxygenation mechanism is installed on one side of the circulating pump, a backflow water pipe is connected to one side of the oxygenation mechanism, and a water outlet pipe is arranged in the middle of the lower portion of the aeration tank.
Preferably, the symmetric center of the settling chamber coincides with the symmetric center of the biochemical tank, the settling chamber is communicated with the interior of the biochemical tank through a water guide pipe, and the biochemical tank is communicated with the interior of the aeration tank through a connecting water pipe.
Preferably, drainage mechanism is including drainage plate, flocculating agent layer, arc wall and unloading pipe, the drainage plate is fixed in the inside of drip chamber, and the lateral surface of drainage plate is provided with the flocculating agent layer, the both sides below of drip chamber is provided with the arc wall, and the middle part below of arc wall is connected with the unloading pipe.
Preferably, the flow guide plates are symmetrical with respect to a vertical center line of the settling chamber, and are parallel to each other.
Preferably, the aeration tank is communicated with the interior of the oxygenation mechanism through a water pumping pipe, and the water pumping pipe forms a water circulation structure with the aeration tank through a circulating pump, the oxygenation mechanism, a water return pipe.
Preferably, the aeration mechanism comprises an aeration pipe, an aeration head, an aeration fan and a base, the aeration pipe is arranged below the inside of the aeration tank, the aeration head is arranged on the upper side of the aeration pipe, the aeration fan is arranged outside the aeration pipe, and the base is arranged below the aeration fan.
Preferably, the aeration heads are distributed above the aeration pipes at equal intervals, and the aeration pipes are arranged below the biological filter material layer in parallel.
Preferably, oxygenation mechanism is including oxygen mixing box, oxygenation pipe, motor, rotation axis and helical blade, the oxygen mixing box is installed in the middle part top of aeration tank, and the top both sides of oxygen mixing box are connected with the oxygenation pipe, the motor is installed to the middle part top of oxygen mixing box, and the below of motor is provided with the rotation axis, the external fixation of rotation axis has helical blade.
Preferably, the rotating shaft and the helical blades are provided with three sets, and the helical blades form a rotating structure through the rotating shaft.
The invention provides a sewage treatment device with an ultrasonic self-cleaning structure, which has the following beneficial effects:
1. according to the invention, the drainage mechanism is arranged to facilitate drainage and precipitation of sewage in the settling chamber, the symmetrically distributed drainage plates facilitate symmetrical drainage of sewage entering from the water inlet pipes at two sides, and the S-shaped flow channel is formed between the parallel drainage plates to facilitate increasing of the contact area between the sewage and the flocculant layer, so that the sewage entering the settling chamber can fully contact the flocculant layer in the process of flowing in the S-shaped flow channel, and thus, floating impurities in the sewage can be rapidly precipitated.
2. According to the invention, the ultrasonic generator and the ultrasonic vibration head are arranged, so that the interior of the settling chamber can be conveniently cleaned, dirt attached to the inner wall of the settling chamber is avoided, the ultrasonic generator can generate an electric signal with a certain frequency, then the ultrasonic vibration head converts the electric signal into mechanical vibration, ultrasonic resonance is radiated into the settling chamber, dirt stripping is realized through ultrasonic cleaning, and impurities precipitated at the arc-shaped groove position can enter the biochemical tank through the discharging pipe to be mixed with active sludge.
3. The aeration mechanism is arranged to facilitate aeration of the biological filter material layer in the aeration tank, the aeration pipes are arranged to facilitate uniform aeration of the biological filter material layer above through the uniformly distributed aeration heads, and the microorganisms in the biological filter material layer can generate degradation reaction through the arrangement of the plurality of groups of parallel aeration pipes, so that the aims of removing BOD, nitrifying and absorbing phosphorus are achieved through aerobic reaction.
4. According to the invention, the oxygen content in the aeration tank is increased conveniently by arranging the oxygen increasing mechanism, the oxygen adding pipe can be connected with the oxygen generating device to introduce oxygen into the oxygen mixing box, and the rotation of the three groups of helical blades is driven conveniently by the rotating shaft, so that the helical blades can drive the water flow in the oxygen mixing box to be mixed with the oxygen, thereby improving the dissolved oxygen rate, enhancing the oxygen dissolving degree, fully mixing and dissolving the oxygen and the water body, and improving the treatment efficiency of the biological filter material layer.
5. According to the invention, the circulating oxygen supply can be realized by arranging the circulating pump, the sewage in the aeration tank can be conveniently injected into the oxygen mixing box of the aeration mechanism through the water pumping pipe, and the circulating oxygen supply can be conveniently realized through the mutual cooperation among the water pumping pipe, the circulating pump, the aeration mechanism, the backflow water pipe and the aeration tank, so that the aeration mechanism and the aeration mechanism can be conveniently matched for use, the oxygen content in the aeration tank is greatly improved, and the activity of the biological filter material layer is enhanced.
Drawings
FIG. 1 is a front view of an external structure of a sewage treatment apparatus having an ultrasonic self-cleaning structure according to the present invention;
FIG. 2 is a schematic view of the front view of the internal structure of a sewage treatment apparatus having an ultrasonic self-cleaning structure according to the present invention;
FIG. 3 is a schematic top view of a settling chamber of a sewage treatment apparatus having an ultrasonic self-cleaning structure according to the present invention;
FIG. 4 is a schematic side view of a sewage treatment apparatus having an ultrasonic self-cleaning structure according to the present invention;
FIG. 5 is a schematic view showing the internal cross-sectional structure of an aeration tank of a sewage treatment apparatus having an ultrasonic self-cleaning structure according to the present invention.
In the figure: 1. a settling chamber; 2. a water inlet pipe; 3. a support pillar; 4. a drainage mechanism; 401. a drainage plate; 402. a flocculant layer; 403. an arc-shaped slot; 404. a discharging pipe; 5. a water conduit; 6. an ultrasonic generator; 7. an ultrasonic vibration head; 8. a biochemical pool; 9. activated sludge; 10. connecting a water pipe; 11. a water pump; 12. an aeration tank; 13. a biological filter material layer; 14. an aeration mechanism; 1401. an aeration pipe; 1402. an aeration head; 1403. an aeration fan; 1404. a machine base; 15. a water pumping pipe; 16. a circulation pump; 17. an oxygenation mechanism; 1701. an oxygen mixing box; 1702. an oxygen adding pipe; 1703. a motor; 1704. a rotating shaft; 1705. a helical blade; 18. a return flow pipe; 19. and (5) discharging a water pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: a sewage treatment device with an ultrasonic self-cleaning structure comprises a settling chamber 1, a water inlet pipe 2, support columns 3, a drainage mechanism 4, a drainage plate 401, a flocculating agent layer 402, an arc-shaped groove 403, a blanking pipe 404, a water guide pipe 5, an ultrasonic generator 6, an ultrasonic vibration head 7, a biochemical pool 8, activated sludge 9, a connecting water pipe 10, a water suction pump 11, an aeration pool 12, a biological filter layer 13, an aeration mechanism 14, an aeration pipe 1401, an aeration head 1402, an aeration fan 1403, a machine base 1404, a water suction pipe 15, a circulating pump 16, an aeration mechanism 17, an oxygen mixing box 1701, an oxygen adding pipe 1702, a motor 1703, a rotating shaft 1704, spiral blades 1705, a backflow water pipe 18 and a water outlet pipe 19, wherein the water inlet pipe 2 is connected to two sides above the settling chamber 1, the support columns 3 are installed on two sides below the settling chamber 1, the symmetry center of the settling chamber 1 is coincided with the symmetry center of the biochemical pool 8, and the settling chamber 1 is communicated with the, the biochemical tank 8 is communicated with the interior of the aeration tank 12 through a connecting water pipe 10, sewage precipitated in the sedimentation chamber 1 is conveniently led into the biochemical tank 8 through the water guide pipe 5, and sewage subjected to domestic treatment in the biochemical tank 8 is conveniently discharged into the aeration tank 12 through the connecting water pipe 10 and the water suction pump 11;
the inside of the settling chamber 1 is fixed with a drainage mechanism 4, a water guide pipe 5 is arranged below the middle part of the settling chamber 1, the drainage mechanism 4 comprises drainage plates 401, flocculant layers 402, arc-shaped grooves 403 and a blanking pipe 404, the drainage plates 401 are fixed inside the settling chamber 1, the outer side surfaces of the drainage plates 401 are provided with the flocculant layers 402, the arc-shaped grooves 403 are arranged below the two sides of the settling chamber 1, the blanking pipe 404 is connected below the middle part of the arc-shaped grooves 403, the drainage plates 401 are symmetrical with respect to the vertical central line of the settling chamber 1, the drainage plates 401 are parallel to each other, the drainage plates 401 symmetrically distributed on the two sides of the settling chamber 1 are used for symmetrically draining the sewage entering from the water inlet pipes 2 on the two sides, S-shaped flow channels are formed between the parallel drainage plates 401 so as to increase the contact area between the sewage and the flocculant layers 402, and enable the sewage entering the settling chamber 1 to fully contact the flocculant layers 402 in the S-shaped flow process, thereby leading the floating impurities in the sewage to be rapidly precipitated;
the ultrasonic generator 6 is arranged outside the settling chamber 1, the ultrasonic vibration head 7 is arranged on the inner side of the ultrasonic generator 6, the biochemical pool 8 is arranged below the settling chamber 1, and the bottom side in the biochemical tank 8 is provided with active sludge 9, the two sides of the biochemical tank 8 are fixed with connecting water pipes 10, and a water pump 11 is installed in the middle of the connection water pipe 10, an aeration tank 12 is arranged at the end of the connection water pipe 10, and a biological filter layer 13 is arranged in the middle of the interior of the aeration tank 12, the aeration tank 12 is communicated with the interior of the oxygenation mechanism 17 through a water pumping pipe 15, and the water pumping pipe 15 forms a water circulation structure with the aeration tank 12 through a circulating pump 16, an oxygenation mechanism 17 and a water return pipe 18, the sewage inside the aeration tank 12 is conveniently injected into the oxygen mixing tank 1701 of the oxygen increasing mechanism 17 through the suction pipe 15, the circulation oxygen supply is convenient to realize through the mutual matching of the water pumping pipe 15, the circulating pump 16, the oxygenation mechanism 17, the water return pipe 18 and the aeration tank 12;
the aeration mechanism 14 is arranged below the aeration tank 12, the aeration mechanism 14 comprises an aeration pipe 1401, an aeration head 1402, an aeration fan 1403 and a base 1404, the aeration pipe 1401 is arranged below the inner part of the aeration tank 12, the aeration head 1402 is arranged on the upper side of the aeration pipe 1401, the aeration fan 1403 is arranged outside the aeration pipe 1401, the base 1404 is arranged below the aeration fan 1403, the aeration heads 1402 are equidistantly distributed above the aeration pipe 1401, the aeration pipes 1401 are arranged below the biological filter material layer 13 in parallel, the aeration pipe 1401 is convenient for uniformly aerating the biological filter material layer 13 above through the uniformly distributed aeration heads 1402, and the arrangement of a plurality of groups of parallel aeration pipes 1401 enables microorganisms in the biological filter material layer 13 to generate degradation reaction and achieves the purposes of removing BOD, nitrification and phosphorus absorption through aerobic reaction;
a water pumping pipe 15 is connected above the aeration tank 12, a circulating pump 16 is installed on one side of the water pumping pipe 15, an oxygen increasing mechanism 17 is installed on one side of the circulating pump 16, a backflow water pipe 18 is connected on one side of the oxygen increasing mechanism 17, the oxygen increasing mechanism 17 comprises an oxygen mixing box 1701, an oxygen adding pipe 1702, a motor 1703, a rotating shaft 1704 and spiral blades 1705, the oxygen mixing box 1701 is installed above the middle of the aeration tank 12, the oxygen adding pipe 1702 is connected on two sides above the oxygen mixing box 1701, the motor 1703 is installed above the middle of the oxygen mixing box 1701, the rotating shaft 1704 is arranged below the motor 1703, the spiral blades 1705 are fixed outside the rotating shaft 1704, three groups of the rotating shaft 1704 and the spiral blades 1705 are arranged, the spiral blades 1705 form a rotating structure through the rotating shaft 1704, the three groups of spiral blades 1705 are conveniently driven to rotate through the rotating shaft 1704, so that the spiral blades 1705 can drive the water flow inside, thereby improving the dissolved oxygen rate and enhancing the oxygen dissolution degree, and the lower middle part of the aeration tank 12 is provided with a water outlet pipe 19.
The device comprises a settling chamber 1, a water inlet pipe 2, a support column 3, a drainage mechanism 4, a drainage plate 401, a flocculant layer 402, an arc-shaped groove 403, a blanking pipe 404, a water guide pipe 5, an ultrasonic generator 6, an ultrasonic vibration head 7, a biochemical tank 8, activated sludge 9, a connecting water pipe 10, a water pump 11, an aeration tank 12, a biological filter layer 13, an aeration mechanism 14, an aeration pipe 1401, an aeration head 1402, an aeration fan 1403, a machine base 1404, a water suction pipe 15, a circulating pump 16, an oxygenation mechanism 17, an oxygen mixing box 1701, an oxygenation pipe 1702, a motor 1703, a rotating shaft 1704, a spiral blade 1705, a water return pipe 18 and a water outlet pipe 19
In conclusion, the sewage treatment device with the ultrasonic self-cleaning structure can firstly inject sewage into the settling chamber 1 through the water inlet pipe 2 when in use, the drainage plates 401 symmetrically distributed on two sides of the settling chamber 1 are convenient for symmetrically draining the sewage entering from the positions of the water inlet pipes 2 on the two sides, and the S-shaped flow channel is formed between the parallel drainage plates 401 so as to increase the contact area between the sewage and the flocculant layer 402, so that the sewage entering the settling chamber 1 can fully contact the flocculant layer 402 in the flowing process in the S-shaped flow channel, and therefore, floating impurities in the sewage can be rapidly settled;
after the device is used, an ultrasonic generator 6 (the model of the ultrasonic generator 6 is AFT-1000P-01) can be started, the interior of the settling chamber 1 is cleaned through an ultrasonic vibration head 7 (the model of the ultrasonic vibration head 7 is DS-3828-59D and has waterproofness), dirt is prevented from being attached to the inner wall of the settling chamber 1, the ultrasonic generator 6 can generate an electric signal with a certain frequency, then the ultrasonic vibration head 7 converts the electric signal into mechanical vibration, ultrasonic resonance radiation is carried out on the interior of the settling chamber 1, dirt peeling is achieved through ultrasonic cleaning, and a valve at a discharging pipe 404 can be opened periodically, so that impurities precipitated at the position of the arc-shaped groove 403 can enter the biochemical tank 8 through the discharging pipe 404 to be mixed with the activated sludge 9;
then the settled sewage can enter the biochemical tank 8 through the water guide pipe 5, the activated sludge 9 is used for treating the wastewater, which is beneficial to removing organic matters and specific substances in the sewage, then the water suction pump 11 can be started to pump the sewage treated in the biochemical tank 8 into the aeration tank 12, the microorganism in the biological filter material layer 13 generates a degradation reaction, the purposes of removing BOD, nitrifying and absorbing phosphorus are achieved through an aerobic reaction, and the finally treated sewage is discharged through the water outlet pipe 19;
in this process, air may be injected into the inside of the aeration pipe 1401 by the aeration fan 1403, aeration pipe 1401 then uniformly aerates biological filter layer 13 above through uniformly distributed aeration heads 1402, and at the same time, the circulation pump 16 is started so that the circulation pump 16 pumps the sewage inside the aeration tank 12 into the inside of the oxygen mixing tank 1701 through the pumping pipe 15, at which time the oxygen adding pipe 1702 may be connected to the oxygen producing apparatus, thereby injecting oxygen into the oxygen mixing tank 1701, then the three sets of spiral blades 1705 are rotated by the motor 1703 and the rotating shaft 1704, so that the helical blades 1705 can bring the water flow inside the oxygen mixing box 1701 to mix with the oxygen, thereby enhancing the oxygen dissolution degree, and finally, the sewage with high dissolved oxygen rate is re-injected into the aeration tank 12 through the backflow water pipe 18 to realize the circular oxygen supply, thus completing the use process of the whole sewage treatment device with the ultrasonic self-cleaning structure.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (9)
1. The utility model provides a sewage treatment plant with ultrasonic wave is from cleaning structure, includes drip chamber (1), supersonic generator (6) and aeration tank (12), its characterized in that: the device comprises a settling chamber (1), a water inlet pipe (2) is connected to two sides above the settling chamber (1), supporting columns (3) are installed on two sides below the settling chamber (1), a drainage mechanism (4) is fixed inside the settling chamber (1), a water guide pipe (5) is arranged below the middle of the settling chamber (1), an ultrasonic generator (6) is installed outside the settling chamber (1), an ultrasonic vibration head (7) is installed on the inner side of the ultrasonic generator (6), a biochemical tank (8) is installed below the settling chamber (1), active sludge (9) is arranged on the bottom side inside the biochemical tank (8), connecting water pipes (10) are fixed to two sides of the biochemical tank (8), a water suction pump (11) is installed in the middle of the connecting water pipes (10), an aeration tank (12) is arranged at the tail end of the connecting water pipes (10), and a biological filter material layer (13) is arranged in the middle of the aeration tank (12), aeration mechanism (14) are installed to the below of aeration tank (12), the top of aeration tank (12) is connected with drinking-water pipe (15), and one side of drinking-water pipe (15) installs circulating pump (16), oxygenation mechanism (17) are installed to one side of circulating pump (16), and one side of oxygenation mechanism (17) is connected with return water pipe (18), the below middle part of aeration tank (12) is provided with outlet pipe (19).
2. The sewage treatment apparatus having an ultrasonic self-cleaning structure according to claim 1, wherein: the symmetric center of the settling chamber (1) is superposed with the symmetric center of the biochemical tank (8), the settling chamber (1) is communicated with the interior of the biochemical tank (8) through a water guide pipe (5), and the biochemical tank (8) is communicated with the interior of the aeration tank (12) through a connecting water pipe (10).
3. The sewage treatment apparatus having an ultrasonic self-cleaning structure according to claim 1, wherein: drainage mechanism (4) are including drainage plate (401), flocculating agent layer (402), arc wall (403) and unloading pipe (404), drainage plate (401) are fixed in the inside of drip chamber (1), and the lateral surface of drainage plate (401) is provided with flocculating agent layer (402), the both sides below of drip chamber (1) is provided with arc wall (403), and is connected with unloading pipe (404) below the middle part of arc wall (403).
4. The sewage treatment apparatus having an ultrasonic self-cleaning structure according to claim 3, wherein: the drainage plates (401) are symmetrical with respect to the vertical center line of the settling chamber (1), and the drainage plates (401) are parallel to each other.
5. The sewage treatment apparatus having an ultrasonic self-cleaning structure according to claim 1, wherein: aeration tank (12) are linked together through the inside of drinking-water pipe (15) with oxygenation mechanism (17), and constitute water circulation structure between drinking-water pipe (15) through circulating pump (16), oxygenation mechanism (17), backward flow water pipe (18) and aeration tank (12).
6. The sewage treatment apparatus having an ultrasonic self-cleaning structure according to claim 1, wherein: the aeration mechanism (14) comprises an aeration pipe (1401), an aeration head (1402), an aeration fan (1403) and a base (1404), wherein the aeration pipe (1401) is arranged below the inside of the aeration tank (12), the aeration head (1402) is arranged on the upper side of the aeration pipe (1401), the aeration fan (1403) is arranged outside the aeration pipe (1401), and the base (1404) is arranged below the aeration fan (1403).
7. The sewage treatment apparatus having an ultrasonic self-cleaning structure according to claim 6, wherein: aeration heads (1402) are distributed on the aeration pipes (1401) at equal intervals, and the aeration pipes (1401) are arranged below the biological filter material layer (13) in parallel.
8. The sewage treatment apparatus having an ultrasonic self-cleaning structure according to claim 1, wherein: oxygenation mechanism (17) are including oxygen mixing box (1701), oxygenation pipe (1702), motor (1703), rotation axis (1704) and helical blade (1705), oxygen mixing box (1701) are installed in the middle part top of aeration tank (12), and the top both sides of oxygen mixing box (1701) are connected with oxygenation pipe (1702), motor (1703) are installed to the middle part top of oxygen mixing box (1701), and the below of motor (1703) is provided with rotation axis (1704), the external fixation of rotation axis (1704) has helical blade (1705).
9. The sewage treatment apparatus having an ultrasonic self-cleaning structure according to claim 8, wherein: the rotating shaft (1704) and the spiral blades (1705) are provided with three groups, and the spiral blades (1705) form a rotating structure through the rotating shaft (1704).
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| CN202010576379.6A CN111689650A (en) | 2020-06-22 | 2020-06-22 | Sewage treatment device with ultrasonic self-cleaning structure |
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