CN107601687B - Municipal administration is stirring type aeration equipment for sewage treatment - Google Patents
Municipal administration is stirring type aeration equipment for sewage treatment Download PDFInfo
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- CN107601687B CN107601687B CN201711000207.9A CN201711000207A CN107601687B CN 107601687 B CN107601687 B CN 107601687B CN 201711000207 A CN201711000207 A CN 201711000207A CN 107601687 B CN107601687 B CN 107601687B
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- rotating shaft
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- stirring rod
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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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- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention discloses a stirring type aeration device for municipal sewage treatment, which comprises a rotating motor, a shell, a first rotating shaft, a first stirring rod, a second rotating shaft and a fan, wherein the shell is arranged on the shell; the upper end of the shell is provided with a rotating motor, the output end of the rotating motor is fixedly connected with a first rotating shaft, and the first rotating shaft is fixedly connected with symmetrically arranged sleeves; a first stirring rod is rotationally connected in the sleeve; an air duct B is arranged in the first rotating shaft, and an air duct A is arranged in the first stirring rod; second rotating shafts are symmetrically arranged on the left side and the right side of the lower end of the first rotating shaft, are rotatably connected to the bottom of the shell, and are fixedly provided with helical blades; the lower half part of the second rotating shaft is provided with an arc-shaped spray pipe; the second rotating shaft is of a hollow structure, and an air guide pipe C is arranged inside the second rotating shaft. The invention has simple structure and convenient use, improves the aeration efficiency, improves the sewage treatment effect and is worth popularizing.
Description
Technical Field
The invention relates to an aeration device, in particular to a stirring type aeration device for municipal sewage treatment.
Background
The problem of water pollution is an environmental problem all over the world, and sewage treatment can be divided into 4 types of physical methods, chemical methods, physical-chemical methods and biological methods according to the adopted method means. The biological method is a method for decomposing degradable organic matters in sewage by utilizing the metabolism of microorganisms in the wastewater, and is the most common water treatment method in the world nowadays because of the characteristics of large treatment capacity, investment saving, economy and reliability. Among them, the aerobic biological method is subject to restrictions in terms of aeration efficiency, performance of an aeration apparatus, and the like. In the treatment of urban domestic sewage and industrial wastewater, aeration oxygenation equipment for biochemical treatment is a core equipment in the sewage treatment process, is used for directly injecting 'microbubbles' into untreated sewage, and under the combined action of a coagulant and a flocculant, suspended matters undergo physical flocculation and chemical flocculation, so that large suspended matter floccules are formed. When the flocs cannot be treated in time, the contact of water and micro bubbles can be hindered, further flocculation of the sewage is influenced, and the flocculation speed is greatly reduced; the common aeration device has single aeration mode and poor aeration effect, and cannot make sewage fully contact with gas, thereby causing low sewage treatment efficiency.
Disclosure of Invention
The invention aims to provide a stirring type aeration device for municipal sewage treatment, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a stirring type aeration device for municipal sewage treatment comprises a rotary motor, a shell, a first rotary shaft, a first stirring rod, a second rotary shaft and a fan; the upper end of the shell is provided with a rotating motor, the output end of the rotating motor is fixedly connected with a first rotating shaft, the first rotating shaft penetrates through the upper end of the shell and is rotatably connected with the bottom of the shell, and the first rotating shaft is fixedly connected with symmetrically arranged sleeves; a first stirring rod is rotationally connected in the sleeve, one end of the first stirring rod, which is far away from the sleeve, is fixedly connected with a bevel gear, and the bevel gear extends into an annular groove formed in the inner wall of the shell and is meshed with the annular bevel gear; an air guide pipe B is arranged in the first rotating shaft, an air guide pipe A is arranged in the first stirring rod, the air guide pipe A is connected with the air guide pipe B through a rotating joint B, the lower end of the air guide pipe B penetrates through the bottom of the shell and is rotatably connected with the upper end of the air outlet pipe through the rotating joint A, and the left end of the air outlet pipe is connected with the fan; second rotating shafts are symmetrically arranged on the left side and the right side of the lower end of the first rotating shaft, are rotatably connected to the bottom of the shell, and are fixedly provided with helical blades; the lower half part of the second rotating shaft is provided with an arc-shaped spray pipe; the second rotating shaft is of a hollow structure, and is internally provided with an air duct C which penetrates through the bottom of the shell and is rotatably connected with the air outlet pipe through a rotating joint A.
As a further scheme of the invention: the second stirring rod is symmetrically arranged on the first stirring rod and is of a hollow structure, and a plurality of air outlets are formed in the upper end of the second stirring rod.
As a still further scheme of the invention: the first rotating shaft and the first stirring rod are both of hollow structures.
As a still further scheme of the invention: the arc-shaped spray pipes are uniformly distributed on the second rotating shaft.
As a still further scheme of the invention: the upper end on the left side of the shell is provided with a liquid outlet, and the lower end on the right side of the shell is provided with a liquid inlet.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the sewage is stirred by the first stirring rod which is arranged to rotate in the horizontal direction and also rotate in the vertical direction, so that the flowability of the sewage is improved, the second stirring rod is driven to rotate when the first stirring rod rotates in the vertical direction, and the aeration is realized through the air outlet hole when the second stirring rod rotates, so that the aeration efficiency is improved. In conclusion, the aeration device is simple in structure and convenient to use, improves the aeration efficiency, improves the sewage treatment effect, and is worthy of popularization.
Drawings
FIG. 1 is a schematic view of the structure of a stirring type aeration apparatus for municipal sewage treatment.
FIG. 2 is a top view of an arc-shaped spray pipe in the stirring type aeration device for municipal sewage treatment.
FIG. 3 is an enlarged view of the structure at A in the stirring type aeration apparatus for municipal sewage treatment.
In the figure: 1-rotating motor, 2-shell, 3-first rotating shaft, 4-liquid outlet, 5-annular conical rack, 6-bevel gear, 7-first stirring rod, 8-second stirring rod, 9-air duct A, 10-sleeve, 11-air duct B, 12-second rotating shaft, 13-helical blade, 14-arc nozzle, 15-liquid inlet, 16-fan, 17-air outlet duct, 18-rotating joint A, 19-air outlet, 20-annular groove, 21-air duct C and 22-rotating joint B.
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.
Referring to fig. 1 to 3, a stirring type aeration apparatus for municipal sewage treatment includes a rotary motor 1, a housing 2, a first rotary shaft 3, a first stirring rod 7, a second rotary shaft 12, and a fan 16; the upper end of the shell 2 is provided with a rotating motor 1, the output end of the rotating motor 1 is fixedly connected with a first rotating shaft 3, the first rotating shaft 3 penetrates through the upper end of the shell 2 and is rotatably connected with the bottom of the shell 2, symmetrically arranged sleeves 10 are fixedly connected to the first rotating shaft 3, the first rotating shaft 3 is driven to rotate when the rotating motor 1 rotates, and the sleeves 10 are driven to rotate by the first rotating shaft 3; a first stirring rod 7 is rotationally connected in the sleeve 10, one end, far away from the sleeve 10, of the first stirring rod 7 is fixedly connected with a bevel gear 6, the bevel gear 6 extends into an annular groove 20 formed in the inner wall of the shell 1 and is meshed with the annular bevel gear 5, the sleeve 10 drives the first stirring rod 7 to rotate in the horizontal direction when rotating, and the first stirring rod 7 rotates in the vertical direction through the meshing effect of the bevel gear 6 and the annular gear 5 when rotating; the first stirring rod 7 is symmetrically provided with a second stirring rod 8 which is of a hollow structure, and the upper end of the second stirring rod is provided with a plurality of air outlets 19; the first rotating shaft 3 and the first stirring rod 7 are both of a hollow structure, a gas guide tube B11 is arranged in the first rotating shaft 3, a gas guide tube A9 is arranged in the first stirring rod 7, the gas guide tube A9 is connected with the gas guide tube B11 through a rotary joint B22, the lower end of the gas guide tube B11 penetrates through the bottom of the shell 2 and is rotatably connected with the upper end of the gas outlet tube 17 through a rotary joint A18, the left end of the gas outlet tube 17 is connected with a fan 16, when the fan 16 works, air is conveyed into the gas guide tube B11 through the gas outlet tube 17 and then enters the cavity of the second stirring rod 8 through the gas guide tube A9, and then enters sewage; the left side and the right side of the lower end of the first rotating shaft 3 are symmetrically provided with a second rotating shaft 12, the second rotating shaft 12 is rotatably connected to the bottom of the shell 2, the second rotating shaft 12 is fixedly provided with a helical blade 13, and the helical blade 13 drives the sewage to turn upwards when rotating, so that the fluidity of the sewage is increased; the lower half part of the second rotating shaft 12 is provided with arc-shaped spray pipes 14, the arc-shaped spray pipes 14 are uniformly distributed on the second rotating shaft 12, and the second rotating shaft 12 is driven to rotate under the action of wind when gas is sprayed out of the arc-shaped spray pipes 14; the second rotating shaft 12 is of a hollow structure, and is internally provided with an air duct C21, the air duct C21 penetrates through the bottom of the shell 2 and is rotatably connected with the air outlet pipe 17 through a rotary joint A18; the left upper end of the shell 2 is provided with a liquid outlet 4, and the right lower end of the shell 2 is provided with a liquid inlet 15.
The working principle of the invention is as follows: the municipal administration sewage treatment is with stirring type aeration equipment, sewage gets into the device inside through inlet 15, start rotating electrical machines 1, rotating electrical machines 1 drive first rotation axis 3 and rotate, first rotation axis 3 drives first stirring rod 7 and takes place the horizontal direction and rotates, stir the sewage in the device when first stirring rod 7 rotates, thereby improve the mobility of sewage, increase the area of contact of sewage and air, under the meshing effect of bevel gear 6 and ring gear 5 when first stirring rod 7 rotates, first stirring rod 7 self takes place the rotation of vertical direction, thereby drive second stirring rod 8 to rotate, fan 16 during operation carries air to air duct B11 through outlet duct 17, get into the cavity inside of second stirring rod 8 through air duct A9, then get into the sewage through venthole 19, the air gets into the cavity of second rotation axis 12 through arc spray tube 14 and gets into the sewage through air duct C21, when the gas is sprayed out from the arc-shaped spray pipe 14, the second rotating shaft 12 is driven to rotate under the action of wind power, and when the second rotating shaft 12 rotates, the spiral blade 13 is driven to rotate, so that the sewage is turned upwards, the mobility of the sewage is increased, and the aeration efficiency is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A stirring type aeration device for municipal sewage treatment comprises a rotary motor (1), a shell (2), a first rotary shaft (3), a first stirring rod (7), a second rotary shaft (12) and a fan (16); the device is characterized in that a rotating motor (1) is arranged at the upper end of the shell (2), the output end of the rotating motor (1) is fixedly connected with a first rotating shaft (3), the first rotating shaft (3) penetrates through the upper end of the shell (2) and is rotatably connected with the bottom of the shell (2), and symmetrically arranged sleeves (10) are fixedly connected to the first rotating shaft (3); a first stirring rod (7) is rotationally connected in the sleeve (10), one end, far away from the sleeve (10), of the first stirring rod (7) is fixedly connected with a bevel gear (6), and the bevel gear (6) extends into an annular groove (20) formed in the inner wall of the shell (1) and is meshed with the annular bevel gear (5); an air duct B (11) is arranged in the first rotating shaft (3), an air duct A (9) is arranged in the first stirring rod (7), the air duct A (9) is connected with the air duct B (11) through a rotary joint B (22), the lower end of the air duct B (11) penetrates through the bottom of the shell (2) and is rotatably connected with the upper end of the air outlet pipe (17) through a rotary joint A (18), and the left end of the air outlet pipe (17) is connected with a fan (16); second rotating shafts (12) are symmetrically arranged on the left side and the right side of the lower end of the first rotating shaft (3), the second rotating shafts (12) are rotatably connected to the bottom of the shell (2), and spiral blades (13) are fixedly mounted on the second rotating shafts (12); the lower half part of the second rotating shaft (12) is provided with an arc-shaped spray pipe (14); the second rotating shaft (12) is of a hollow structure, an air duct C (21) is arranged in the second rotating shaft, and the air duct C (21) penetrates through the bottom of the shell (2) and is rotatably connected with the air outlet pipe (17) through a rotating joint A (18).
2. The stirring type aeration apparatus for municipal sewage treatment according to claim 1, wherein the first stirring rod (7) is symmetrically provided with a second stirring rod (8) which is hollow and provided with a plurality of air outlets (19) at the upper end.
3. The stirring type aeration apparatus for municipal sewage treatment according to claim 1, wherein the first rotating shaft (3) and the first stirring rod (7) are both hollow.
4. The stirred aerator for municipal sewage treatment according to claim 1, characterized in that the curved nozzles (14) are evenly distributed over the second rotating shaft (12).
5. The stirring type aeration apparatus for municipal sewage treatment according to claim 1, wherein a liquid outlet (4) is provided at the upper end of the left side of the housing (2), and a liquid inlet (15) is provided at the lower end of the right side of the housing (2).
Priority Applications (1)
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CN201711000207.9A CN107601687B (en) | 2017-10-24 | 2017-10-24 | Municipal administration is stirring type aeration equipment for sewage treatment |
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CN201711000207.9A CN107601687B (en) | 2017-10-24 | 2017-10-24 | Municipal administration is stirring type aeration equipment for sewage treatment |
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CN107601687A CN107601687A (en) | 2018-01-19 |
CN107601687B true CN107601687B (en) | 2020-09-01 |
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CN108328857A (en) * | 2018-02-06 | 2018-07-27 | 王岩霞 | A kind of urban wastewater treatment aerator |
CN108423849B (en) * | 2018-04-08 | 2021-04-16 | 安徽工程大学 | Portable oxygen boosting aeration equipment |
CN108217927A (en) * | 2018-04-10 | 2018-06-29 | 章慧 | A kind of use in waste water treatment aerator |
CN108821469A (en) * | 2018-06-22 | 2018-11-16 | 陈贤瑜 | Industrial wastewater treatment system |
CN108726663A (en) * | 2018-08-01 | 2018-11-02 | 江苏艾特克环境工程有限公司 | A kind of high-efficient denitrification and dephosphorization device |
CN110304725A (en) * | 2019-07-08 | 2019-10-08 | 江苏科沃环境科技有限公司 | A kind of biological treatment device and method for landfill leachate treatment |
CN110330123A (en) * | 2019-07-09 | 2019-10-15 | 朱浩诚 | A kind of efficient gas explosion device of rotation progress synchronous with revolution |
CN110655238A (en) * | 2019-11-19 | 2020-01-07 | 佛山科学技术学院 | Circulating aeration equipment for sewage treatment |
CN112374659B (en) * | 2020-12-07 | 2022-09-16 | 徐艳萍 | Industrial wastewater treatment device |
CN113912188B (en) * | 2021-11-21 | 2022-05-27 | 深圳市中信方圆建筑工程有限公司 | Low-energy-consumption sewage deep denitrification system |
CN117658349B (en) * | 2024-02-02 | 2024-04-09 | 西北农林科技大学 | Tannic acid production waste liquid treatment equipment |
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CN203700010U (en) * | 2014-01-07 | 2014-07-09 | 上海清浥环保科技有限公司 | Aerated stirring biochemical reactor |
CN203874772U (en) * | 2014-04-16 | 2014-10-15 | 王萍 | Reaction kettle for mixing |
CN205435609U (en) * | 2015-12-17 | 2016-08-10 | 嘉峪关大友嘉镁钙业有限公司 | Thick liquid pneumatic stirring device |
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Effective date of registration: 20200810 Address after: 225400 Chengdong Industrial Park, Taizhou Economic Development Zone, Jiangsu Province Applicant after: YATAI PUMP VALVE Co.,Ltd. Address before: Haizhou Street Qianjiang mansion in Haining city Jiaxing city Zhejiang province 314400 room 1102-1 Applicant before: ZHEJIANG CHENJI CONSTRUCTION Co.,Ltd. |
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