CN109534526B - Submersible micro-nano flow-making aeration system - Google Patents
Submersible micro-nano flow-making aeration system Download PDFInfo
- Publication number
- CN109534526B CN109534526B CN201910079954.9A CN201910079954A CN109534526B CN 109534526 B CN109534526 B CN 109534526B CN 201910079954 A CN201910079954 A CN 201910079954A CN 109534526 B CN109534526 B CN 109534526B
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- China
- Prior art keywords
- air
- air inlet
- inlet pipeline
- submersible
- accommodating box
- Prior art date
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- 238000005273 aeration Methods 0.000 title claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000002156 mixing Methods 0.000 claims abstract description 24
- 239000010865 sewage Substances 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 44
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 24
- 229910052760 oxygen Inorganic materials 0.000 claims description 24
- 239000001301 oxygen Substances 0.000 claims description 24
- 238000000605 extraction Methods 0.000 claims description 8
- 239000011229 interlayer Substances 0.000 claims description 7
- 239000002105 nanoparticle Substances 0.000 claims 1
- 238000006213 oxygenation reaction Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical group [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/22—O2
-
- 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
- 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)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention provides a submersible micro-nano flow-making aeration system, which comprises: the device comprises a containing box, a submersible pump, a bubble nozzle, an air inlet pipeline, an air inlet ball valve and an air-water mixing chamber; the submersible pump, the bubble nozzle and the air-water mixing chamber are all arranged in the accommodating box, and a side wall surface of the accommodating box is provided with a filter screen so as to be convenient for sucking sewage or discharging treated sewage; the submersible pump, the bubble nozzle and the air inlet pipeline are respectively communicated with the air-water mixing chamber; the air inlet ball valve is arranged on the air inlet pipeline; the air inlet pipeline is arranged in the accommodating box, and the end part of the air inlet pipeline extends out of the top of the accommodating box.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to a submersible micro-nano flow-making aeration system.
Background
The direct discharge of domestic sewage can cause great pollution to the environment, and in the prior art, the domestic sewage is generally discharged after simple precipitation, and organic waste in the domestic sewage can cause serious pollution to soil and water.
At present, in the prior art, the reoxygenation oxygenation in the water treatment technology is a main technical method, but most oxygenation devices and products at present have unsatisfactory oxygenation effects and insufficient technical support.
Disclosure of Invention
The invention aims to provide a submersible micro-nano flow-making aeration system device, which has the beneficial effect of improving the oxygen solubility.
The invention provides a submersible micro-nano flow-making aeration system, which comprises: the device comprises a containing box, a submersible pump, a bubble nozzle, an air inlet pipeline, an air inlet ball valve and an air-water mixing chamber;
the submersible pump, the bubble nozzle and the air-water mixing chamber are all arranged in the accommodating box, and a side wall surface of the accommodating box is provided with a filter screen so as to be convenient for sucking sewage or discharging treated sewage; the submersible pump, the bubble nozzle and the air inlet pipeline are respectively communicated with the air-water mixing chamber; the air inlet ball valve is arranged on the air inlet pipeline; the air inlet pipeline is arranged in the accommodating box, and the end part of the air inlet pipeline extends out of the top of the accommodating box.
In the submersible micro-nano flow-making aeration system, the bubble nozzle is a micro-scale or nano-scale bubble nozzle.
The submersible micro-nano flow-making aeration system further comprises a vacuum gauge for detecting the vacuum degree of the air inlet pipeline, and the vacuum gauge is arranged on the air inlet pipeline.
The submersible micro-nano flow-making aeration system also comprises an oxygen extraction device for sucking external air and extracting oxygen in the external air; an oxygen outlet of the oxygen extraction device is connected and communicated with the end part of the air inlet pipeline.
The submersible micro-nano flow-making aeration system further comprises a base, wherein the base is fixedly arranged on the bottom wall in the accommodating box, and the submersible pump is arranged on the base.
In the submersible micro-nano flow-making aeration system, the filter screen is opposite to the bubble nozzle.
In the submersible micro-nano flow-making aeration system, the filter screen is obliquely arranged, the upper end of the filter screen is inclined towards the outside of the accommodating box, and the lower end of the filter screen is inclined towards the inside of the accommodating box.
In the submersible micro-nano flow-making aeration system, the filter screen comprises a side plate and a plurality of through holes uniformly arranged on the side plate, wherein the through holes are in a horn shape, and the diameter of one side of each through hole facing the inner side of the accommodating box is larger than the diameter of one side facing the outer side of the accommodating box.
The submersible micro-nano flow-making aeration system also comprises a stirring exhaust mechanism arranged in the air-water mixing chamber;
the stirring exhaust mechanism comprises a driving motor, a stirring shaft and a plurality of stirring blades, wherein the stirring shaft is a hollow shaft, an interlayer space is arranged in the stirring blades, the stirring blades are arranged on the stirring shaft and are communicated with the stirring shaft, and a plurality of air holes communicated with the interlayer space are formed in the stirring blades;
the air inlet pipeline is movably connected with the end part of the stirring shaft and is communicated with the stirring shaft.
In the submersible micro-nano flow-making aeration system, the air holes are micron-sized air holes.
The invention generates a large amount of ultra-fine bubbles by high-efficiency mixing of inlet water and inlet air in the air-water mixing chamber at ultra-high speed shearing pressure, and the air-water mixture is forcefully injected into the treated water body through the action of the submersible pump, so that the generated air-water mixed water flow promotes the forceful flow of the surface layer and the bottom layer of the treated water body, thereby achieving the dual functions of aeration and plug flow stirring mixing, and improving the oxygen solubility and the water body purifying effect.
Drawings
Fig. 1 is a block diagram of a submersible micro-nano flow-making aeration system in accordance with some embodiments of the present invention.
Fig. 2 is a partial block diagram of a submersible micro-nano flow-making aeration system in some embodiments of the invention.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1, fig. 1 is a block diagram of a submersible micro-nano flow-making aeration system according to some embodiments of the present invention. The submersible micro-nano flow-making aeration system comprises: the air-water mixing device comprises a containing box 10, a submersible pump 20, a bubble nozzle 60, an air inlet pipeline 40, an air inlet ball valve 50 and an air-water mixing chamber 30.
Wherein the submersible pump 20, the bubble nozzle 60, and the air-water mixing chamber 30 are all disposed in the housing box 10, and a side wall surface of the housing box 10 is provided with a filter screen 11 for sucking sewage or discharging treated sewage; the submersible pump 20, the bubble nozzle 60 and the air inlet pipe 40 are respectively communicated with the air-water mixing chamber 30; the air inlet ball valve 50 is arranged on the air inlet pipeline 40; the air intake duct 40 is installed in the accommodating case 10 and its end portion protrudes from the top of the accommodating case 10.
Wherein the bubble jet 60 is a micro-scale or nano-scale bubble jet 60. That is, the diameter of the bubbles ejected from the bubble jet nozzle is in the micro-scale or nano-scale.
In some embodiments, the submersible micro-nano flow making aeration system further comprises a vacuum gauge 70 for detecting the vacuum degree of the air inlet pipe 40, wherein the vacuum gauge 70 is installed on the air inlet pipe 40.
In some embodiments, the submersible micro-nano flow-making aeration system further comprises an oxygen extraction device for sucking external air and extracting oxygen therefrom; an oxygen outlet of the oxygen extraction device is connected to and communicates with an end of the intake duct 40. Wherein the oxygen extraction device may be a molecular sieve structure based oxygen extraction device.
In some embodiments, the submersible micro-nano flow-making aeration system further comprises a base 80, wherein the base 80 is fixedly arranged on the bottom wall in the accommodating box 10, and the submersible pump 20 is arranged on the base 80.
Wherein the filter screen 11 is opposite to the bubble jet nozzle 60, so as to facilitate the reverse cleaning of the filter screen and avoid the blocking of the filter screen holes.
Preferably, the filter screen 11 is inclined, and the upper end of the filter screen is inclined toward the outside of the accommodating case 10, and the lower end of the filter screen 11 is inclined toward the inside of the accommodating case 10. Further improving the cleaning effect and avoiding the contamination from being stuck to the outer side of the filter screen.
In some embodiments, the filter screen includes a side plate and a plurality of through holes uniformly formed on the side plate, the through holes are in a horn shape, and a diameter of a side of the through holes facing an inner side of the accommodating case 10 is larger than a diameter of a side facing an outer side of the accommodating case 10. Through the through hole of the horn-shaped structure, the probability of the filter screen being blocked can be reduced. The top of the containing box 10 is also provided with a hanging ring 12.
In some embodiments, the submersible micro-nano flow-making aeration system further comprises a stirring exhaust mechanism disposed in the air-water mixing chamber 30.
Specifically, referring to fig. 2, the stirring and exhausting mechanism includes a driving motor 81, a stirring shaft 82 and a plurality of stirring blades 83, the stirring shaft 82 is a hollow shaft, an interlayer space is provided in the stirring blades 83, the stirring blades 83 are mounted on the stirring shaft 82 and the interlayer space is communicated with the stirring shaft, and a plurality of air holes communicated with the interlayer space are provided on the stirring blades 83; the air inlet pipeline is movably connected with the end part of the stirring shaft 82 and is communicated with the stirring shaft 82.
In this embodiment, the air inlet pipe and the stirring shaft 82 are movably connected and communicated by a movable connection mechanism. The air intake conduit is fixedly connected to the articulating mechanism 84, which is rotatably connected to and communicates with the stirring shaft. Wherein the air hole is a micron-sized air hole.
The submersible micro-nano flow-making aeration device provided by the invention directly drives the impeller to rotate at high speed through the high-power submersible pump, and simultaneously generates strong axial thrust and radial stirring force to push, stir and mix the water body. Through the venturi tube structure of the ultra-fine bubble nozzle, the air suction pipe generates high vacuum (-below 0.085 MPa) and sucks air and oxygen when flowing through high-speed water flow, and through the unique air-water mixing chamber structure in the ultra-fine bubble nozzle, the venturi tube structure comprises the flow rate control of air inflow, the design of an eccentric circular air-water mixing chamber, the design of multiple air-water mixing, and the like, water inflow and air inflow in the air-water mixing chamber are efficiently mixed at an ultra-high speed shearing pressure to generate a large amount of ultra-fine bubbles, and the air-water mixture is forcefully injected into a treatment water body, the generated air-water mixed water flow is rapidly discharged under the centrifugal force action of a high-power submersible pump, and the strong flow of the surface layer and the bottom layer of the treatment water body is pushed, so that the dual effects of aeration, push flow stirring and mixing are achieved. The submerged micro-nano flow-making aeration device enables water stirring and reoxygenation to be carried out simultaneously, bubbles are ultra-fine, the minimum peak value of the diameters of the bubbles is 38-58 mu m, the rising speed of the bubbles in the water is very slow, the service life of the bubbles is long, so that oxygen in the atmosphere or oxygen output by an oxygen machine is dissolved into the water, the bubbles uniformly and continuously aerate the water, the oxygenation range is wide, and the oxygenation of single-set system equipment can reach water areas with the vertical direction of more than 60m and the horizontal direction of more than 600 m. The system device has high oxygenation and oxygen dissolution rate to the water body, and the efficiency is far higher than that of other types of aeration equipment. The water flow is driven to continuously circulate through stirring aeration oxygen supply on the surface layer or the bottom layer of the water body, so that organic matters, microorganisms and oxygen are fully mixed and contacted, beneficial microorganisms in the water body are activated, organic pollutants in the water body are removed by utilizing degradation of the microorganisms, BOD (biochemical oxygen demand) and COD (chemical oxygen demand) are effectively reduced, colored and odorous organic matters, turbid water bodies, soluble inorganic salts and the like are treated, and the sewage water body is subjected to large-scale efficient oxygenation.
In the description of the present specification, reference to the terms "one embodiment," "certain embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Claims (4)
1. A submersible micro-nano flow-making aeration system, comprising: a containing box (10), a submersible pump (20), a bubble nozzle (60), an air inlet pipeline (40), an air inlet ball valve (50) and an air-water mixing chamber (30);
the submersible pump (20), the bubble nozzle (60) and the air-water mixing chamber (30) are all arranged in the accommodating box (10), and one side wall surface of the accommodating box (10) is provided with a filter screen so as to be convenient for sucking sewage or discharging treated sewage; the submersible pump (20), the bubble nozzle (60) and the air inlet pipeline (40) are respectively communicated with the air-water mixing chamber (30); the air inlet ball valve (50) is arranged on the air inlet pipeline (40); the air inlet pipeline (40) is arranged in the accommodating box (10) and the end part of the air inlet pipeline extends out of the top of the accommodating box (10); the stirring and exhausting mechanism is arranged in the air-water mixing chamber (30);
the stirring exhaust mechanism comprises a driving motor, a stirring shaft and a plurality of stirring blades, wherein the stirring shaft is a hollow shaft, an interlayer space is arranged in the stirring blades, the stirring blades are arranged on the stirring shaft and are communicated with the stirring shaft, and a plurality of air holes communicated with the interlayer space are formed in the stirring blades;
the air inlet pipeline is movably connected with the end part of the stirring shaft and is communicated with the stirring shaft;
the bubble nozzle (60) is a micron-sized or nano-sized bubble nozzle (60);
the device also comprises an oxygen extraction device for sucking external air and extracting the external air; an oxygen outlet of the oxygen extraction device is connected and communicated with the end part of the air inlet pipeline (40);
the screen being opposite the bubble nozzle (60);
the filter screen is obliquely arranged, the upper end of the filter screen is inclined towards the outside of the accommodating box (10), and the lower end of the filter screen is inclined towards the inside of the accommodating box (10);
the filter screen includes a curb plate and evenly set up in a plurality of through-holes on the curb plate, the through-hole is loudspeaker form, the through-hole towards the diameter of holding case (10) inboard one side is greater than the orientation hold case (10) outside one side.
2. The submersible micro-nano flow aeration system according to claim 1, further comprising a vacuum gauge for detecting the vacuum level of the air intake pipe (40), the vacuum gauge being mounted on the air intake pipe (40).
3. The submersible micro-nano flow-making aeration system according to claim 1, further comprising a base fixedly arranged on a bottom wall in the accommodating box (10), wherein the submersible pump (20) is arranged on the base.
4. The submersible micro-nano flow-making aeration system of claim 1, wherein the air holes are micron-sized air holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910079954.9A CN109534526B (en) | 2019-01-28 | 2019-01-28 | Submersible micro-nano flow-making aeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910079954.9A CN109534526B (en) | 2019-01-28 | 2019-01-28 | Submersible micro-nano flow-making aeration system |
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| Publication Number | Publication Date |
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| CN109534526A CN109534526A (en) | 2019-03-29 |
| CN109534526B true CN109534526B (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910079954.9A Active CN109534526B (en) | 2019-01-28 | 2019-01-28 | Submersible micro-nano flow-making aeration system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110357279B (en) * | 2019-07-27 | 2024-03-01 | 江苏煌嘉建设工程有限公司 | Multi-stage submersible aerator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4210534A (en) * | 1979-05-11 | 1980-07-01 | Clevepak Corporation | Multiple stage jet nozzle and aeration system |
| JP3015350B1 (en) * | 1998-09-09 | 2000-03-06 | ファンチェンガン オーシャン サイエンス アンド テクノロジー デベロップメント センター | Suction aerator |
| JP2008126226A (en) * | 2006-11-22 | 2008-06-05 | Hikari Ariga | Agitation aerator |
| CN201981065U (en) * | 2010-11-16 | 2011-09-21 | 北京英特环科水处理工程设备有限公司 | Micro-nano jet aerator |
| CN108083461A (en) * | 2017-12-21 | 2018-05-29 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of micro-nano oxygen increasing equipment |
| CN209507770U (en) * | 2019-01-28 | 2019-10-18 | 佛山市玉凰生态环境科技有限公司 | Submersible type is micro-nano to make stream aerating system |
-
2019
- 2019-01-28 CN CN201910079954.9A patent/CN109534526B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4210534A (en) * | 1979-05-11 | 1980-07-01 | Clevepak Corporation | Multiple stage jet nozzle and aeration system |
| JP3015350B1 (en) * | 1998-09-09 | 2000-03-06 | ファンチェンガン オーシャン サイエンス アンド テクノロジー デベロップメント センター | Suction aerator |
| JP2008126226A (en) * | 2006-11-22 | 2008-06-05 | Hikari Ariga | Agitation aerator |
| CN201981065U (en) * | 2010-11-16 | 2011-09-21 | 北京英特环科水处理工程设备有限公司 | Micro-nano jet aerator |
| CN108083461A (en) * | 2017-12-21 | 2018-05-29 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of micro-nano oxygen increasing equipment |
| CN209507770U (en) * | 2019-01-28 | 2019-10-18 | 佛山市玉凰生态环境科技有限公司 | Submersible type is micro-nano to make stream aerating system |
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| CN109534526A (en) | 2019-03-29 |
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