WO2006102802A1 - Aerateur a oxygene dissous active - Google Patents

Aerateur a oxygene dissous active Download PDF

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Publication number
WO2006102802A1
WO2006102802A1 PCT/CN2005/001073 CN2005001073W WO2006102802A1 WO 2006102802 A1 WO2006102802 A1 WO 2006102802A1 CN 2005001073 W CN2005001073 W CN 2005001073W WO 2006102802 A1 WO2006102802 A1 WO 2006102802A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
oxygen
hollow capstan
hollow
motor
Prior art date
Application number
PCT/CN2005/001073
Other languages
English (en)
Chinese (zh)
Inventor
Shulin Sun
Pinsan Guan
Original Assignee
Shulin Sun
Pinsan Guan
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shulin Sun, Pinsan Guan filed Critical Shulin Sun
Publication of WO2006102802A1 publication Critical patent/WO2006102802A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2333—Single stirrer-drive aerating units, e.g. with the stirrer-head pivoting around an horizontal axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23342—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer the stirrer being of the centrifugal type, e.g. with a surrounding stator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
    • B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
    • B01F23/23761—Aerating, i.e. introducing oxygen containing gas in liquids
    • B01F23/237612—Oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/60—Pump mixers, i.e. mixing within a pump
    • B01F25/64—Pump mixers, i.e. mixing within a pump of the centrifugal-pump type, i.e. turbo-mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
    • B01F27/1132—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller with guiding tubes or tubular segments fixed to and surrounding the tips of the propeller blades, e.g. for supplementary mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/05—Mixers using radiation, e.g. magnetic fields or microwaves to mix the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/05—Mixers using radiation, e.g. magnetic fields or microwaves to mix the material
    • B01F33/053—Mixers using radiation, e.g. magnetic fields or microwaves to mix the material the energy being magnetic or electromagnetic energy, radiation working on the ingredients or compositions for or during mixing them
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/50—Movable or transportable mixing devices or plants
    • B01F33/503—Floating mixing devices
    • 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
    • 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

Definitions

  • the invention relates to an activated dissolved oxygen aerator suitable for aeration and aeration in a biological treatment method for sewage purification, in particular to adopt magnetic engineering technology to fully enrich and activate oxygen and magnetized sewage from air. Combined with an aerator to increase the dissolved oxygen saturation of the sewage. Background technique
  • microorganisms in nature that have the ability to oxidize and decompose complex organic matter and certain inorganic substances, and convert these substances into simple substances or to convert toxic substances into non-toxic substances.
  • the activated sludge method occupies an extremely important position because it has substantially no odor, requires relatively short processing time, and has a high processing growth rate. In this method, aeration is essential. Its function is to supply sufficient oxygen, and the mixture is stirred to keep the activated sludge in suspension for contact and mixing with the wastewater.
  • the commonly used aeration methods at home and abroad include blast aeration method, mechanical agitation method and jet aeration method.
  • the key equipments are centrifugal blower, Roots blower and various surface aerators.
  • the weight is generally above 3.4 tons.
  • ceramic microporous aerators have been used in the activated sludge process, and different materials and different types of microporous aerators have been developed, which have affected the application due to technical problems such as micropore blockage.
  • China has introduced various types of blast aeration equipment, and has successively developed a spiral aerator, a diffuser aerator for deep aeration, but generally has oxygenation capacity and oxygen. The utilization rate is low, and the air distribution is not uniform.
  • the object of the invention is achieved by the following aerator.
  • the activated dissolved oxygen aerator mainly comprises a motor as a power source, a hollow capstan coaxially connected with the motor, and an air inlet hole at a near motor end of the hollow capstan shaft, and the other end of the hollow capstan shaft
  • the propeller is equipped with a magnetized propeller centrifugal impeller combined type propeller, a hollow propeller shaft rotating at the same speed, and a propeller and a shunt matched with the propeller, and is characterized by corresponding to the hollow capstan intake.
  • An activated oxygen-enriched device is installed at the hole, and the Laval tube is used to replace the guide tube.
  • the permanent magnet embedded in the waist of the Laval tube and the permanent magnet embedded in the magnetized propeller constitute a sewage magnetizer for the static and dynamic magnet.
  • the activated oxygen-enriching device described above is composed of a centrifugal impeller and a polycondenser installed in front of the centrifugal impeller, and is characterized in that a permanent magnet is mounted on the centrifugal impeller shaft to rotate with the shaft.
  • the activated oxygen-enriched device provides activated oxygen-enriched air, the affinity of oxygen to the magnetized sewage is enhanced, and the dissolved oxygen saturation of the sewage is increased by about 25%, which fully achieves the object of the present invention.
  • FIG. 1 is a schematic view showing the overall structure of an activated oxygen dissolving aerator according to the present invention
  • Fig. 2 is a schematic diagram of the structure of an activated oxygen-enriched device
  • Figure 3 is a schematic diagram of the structure of another activated oxygen-enriched device
  • Figure 4 is a schematic view of an array of polyoxygen magnets
  • Figure 5 is a schematic diagram of the intake mechanism
  • Figure 6 is a schematic diagram of the gas outlet mechanism
  • Figure 7 is a schematic diagram of the principle of a combined propeller of a magnetized propeller centrifugal impeller
  • Figure 8 is a cross-sectional view taken along line A-A of Figure 8.
  • FIG. 9 Schematic diagram of a buoyancy ball system that inserts an aerator into the water obliquely. detailed description
  • oxygen-enriched-activated means is a centrifugal impeller and consisting of polyoxyethylene 21, 24 is hereby secured to 7, constituting a pair of mutually perpendicular, axially forward centrifugal impeller mounted on a shaft a plurality of centrifugal impellers 26 a polyoxor 21, the polyoxor is on the frame of the non-magnetic material, according to the ability to form a magnetic field
  • the gradient regularly aligns the permanent magnets 22, which are at least several of those shown in Fig. 4.
  • the permanent magnets are discharged at the same pole, and the angle between the adjacent permanent magnets is ⁇ , 0 ⁇ ⁇ ⁇ 90°, and the centrifugal impeller is The activated oxygen-enriched air bulged by the machine is discharged by the air supply passage 28.
  • a fan 'impeller 27 can be coaxially installed between the motor 23 of the centrifugal impeller and the centrifugal impeller 26, the two impellers are isolated from each other, and the fan impeller 27 is used to extract the outer casing.
  • the oxygen-free air between the 25 and the aerator 21 is such that the oxygen-enriched air and the oxygen-free air are split to increase the oxygen-rich concentration, and the outer casing 25 is preceded by an air filter layer 29 to purify the oxygen-enriched air.
  • a motor 1 as a power source is mounted on a motor base 2, and a chassis 3 of the motor base is fixed together with an outer cylinder 5, and a hollow capstan 4 is disposed in the outer cylinder, and an air intake mechanism is provided at an upper end of the hollow capstan shaft, and
  • the coupling 50 is coaxially connected with the motor, and the hollow capstan is positioned by the sleeve 6 in the outer cylinder.
  • a centrifugal sand cover 7 is fixed on the hollow capstan above the sleeve.
  • the lower end of the hollow capstan shaft has an air outlet mechanism, that is, the open end of the hollow capstan shaft is connected with the front impeller centrifugal impeller 38, and a guide cone 16 is arranged in front of the opening (refer to Fig. 6).
  • the air inlet mechanism (refer to FIG. 5) is composed of a centripetal impeller 30 and a collecting bellows 13, and the centripetal impeller and the collecting bellows are arranged in an inversely involute shape, and the air inlet hole 31 of the hollow impeller shaft between the radial impeller blades is hollow.
  • the main shaft end is a flow guiding cone 15, the air collecting box is fixed on the motor base chassis 3, and a labyrinth seal is adopted between the main shaft and the hollow main shaft, and the air inlet of the air intake mechanism passes through the air supply duct of the activated oxygen-enriching device. 28 connections.
  • the activated oxygen-enriched device is mainly composed of a centrifugal impeller and a polyoxygen unit 21, and the permanent magnets 22 on the polysulfator can be arranged in an array in Fig. 4, and the shaft of the centrifugal impeller 26 is mounted with a permanent The magnet 24 rotates with the shaft.
  • an exhaust fan 27 is added here, which functions to extract the oxygen-enriched device casing 25 and the oxygenizer.
  • the oxygen-free air passes between them and a filter layer 29 is added.
  • the centrifugal blade air supply passage 28 is also formed in an involute shape.
  • the magnetized propeller centrifugal impeller combined thruster is designed at the lower end of the hollow capstan.
  • the magnetized propeller 37 is embedded with a permanent magnet 36 whose magnetic line is perpendicular to the paddle surface, and has a paddle front centrifugal impeller 38 in front of the magnetized propeller, and a direct injection.
  • the propeller 40, the above three paddle wheels are all fixed on the hollow capstan shaft and rotate synchronously.
  • the propeller is in the guide tube (the Laval tube is used here) 9 , and the permanent magnet 36 embedded in the Laval tube waist permanent magnet 35 and the magnetized propeller constitutes a sewage magnetizer combined with a static and dynamic magnet, and the magnets are arranged as Figure 9 shows.
  • the lower part of the draft tube is designed as a radial draft tube 10 and a direct hole facing the direct propeller 40
  • the guide tube is connected to the outer tube 5, and the water inlet is between the two, and the protection net for blocking the floating material into the flow tube can be designed.
  • the buoyancy ball is added to the rope.
  • the buoyancy ball 17 is three, evenly distributed around the motor base 2, through the buoyancy ball strut 18 and the motor base.
  • the chassis 3 is adjustablely connected.
  • the distribution of the buoyancy ball can also change the slope of the aerator into the water, as shown in Figure 10.

Abstract

La présente invention concerne un équipement à oxygène enrichi activé et un aérateur à oxygène dissous activé, et fait appel à de l’ingénierie biologique employant le magnétisme. S’agissant de l’équipement, un aimant permanent est disposé sur l’arbre d’entraînement qui enrichit et active l’oxygène présent dans l’air. Ceci permet d’aboutir à un meilleur mélange de déchets magnétisés avec de l’oxygène et d’augmenter la saturation en oxygène dissous dans les déchets.
PCT/CN2005/001073 2005-03-30 2005-07-19 Aerateur a oxygene dissous active WO2006102802A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200510063609.4 2005-03-30
CN200510063609 2005-03-30

Publications (1)

Publication Number Publication Date
WO2006102802A1 true WO2006102802A1 (fr) 2006-10-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2005/001073 WO2006102802A1 (fr) 2005-03-30 2005-07-19 Aerateur a oxygene dissous active

Country Status (2)

Country Link
CN (1) CN201254494Y (fr)
WO (1) WO2006102802A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008055552A1 (fr) * 2006-11-08 2008-05-15 Wedeco Ag Dispositif et procédé d'amélioration du mélange dans la désinfection de liquides par uv
CN103621462A (zh) * 2013-12-13 2014-03-12 黄飞 洋面吊养鲍鱼平台及鲍鱼养殖增氧设备

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104496043A (zh) * 2014-11-18 2015-04-08 四川邮科通信技术有限公司 一种用于电缆生产污水处理的曝气机
CN105174509B (zh) * 2015-10-23 2017-06-09 华楠 高梯度磁性场聚氧排氮强氧化双向推流曝气机
CN105731632B (zh) * 2016-02-24 2018-08-31 李东升 螺旋杆增压多向推流曝气机
CN107265614B (zh) * 2017-07-31 2020-11-10 安徽华中机械配套工程有限公司 一种管式曝气器用曝气管体
CN114920369B (zh) * 2022-03-05 2023-10-13 吉林大学 一种用于增氧曝气机的磁化富氧装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH057890A (ja) * 1991-07-05 1993-01-19 Hitachi Kiden Kogyo Ltd 吸気量調整機構付曝気機
US5358671A (en) * 1992-07-17 1994-10-25 Outokumpu Mintec Oy Aerator device
CN1188082A (zh) * 1997-12-02 1998-07-22 关品三 聚氧活化曝气增氧机
CN2356029Y (zh) * 1999-03-22 1999-12-29 关品三 聚氧活化曝气增氧机
CN1445179A (zh) * 2002-03-15 2003-10-01 王力 潜水垂直曝气工作头

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH057890A (ja) * 1991-07-05 1993-01-19 Hitachi Kiden Kogyo Ltd 吸気量調整機構付曝気機
US5358671A (en) * 1992-07-17 1994-10-25 Outokumpu Mintec Oy Aerator device
CN1188082A (zh) * 1997-12-02 1998-07-22 关品三 聚氧活化曝气增氧机
CN2356029Y (zh) * 1999-03-22 1999-12-29 关品三 聚氧活化曝气增氧机
CN1445179A (zh) * 2002-03-15 2003-10-01 王力 潜水垂直曝气工作头

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008055552A1 (fr) * 2006-11-08 2008-05-15 Wedeco Ag Dispositif et procédé d'amélioration du mélange dans la désinfection de liquides par uv
AU2007317014B2 (en) * 2006-11-08 2013-07-18 Xylem Ip Holdings Llc Device and process for improving mixing in the UV disinfection of liquids
US8696898B2 (en) 2006-11-08 2014-04-15 Xylem Ip Holdings Llc Device and process for improving mixing in the UV disinfection of liquids
CN103621462A (zh) * 2013-12-13 2014-03-12 黄飞 洋面吊养鲍鱼平台及鲍鱼养殖增氧设备

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