CN101555067B - 回转潜浮式曝气机 - Google Patents
回转潜浮式曝气机 Download PDFInfo
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- CN101555067B CN101555067B CN2008100896428A CN200810089642A CN101555067B CN 101555067 B CN101555067 B CN 101555067B CN 2008100896428 A CN2008100896428 A CN 2008100896428A CN 200810089642 A CN200810089642 A CN 200810089642A CN 101555067 B CN101555067 B CN 101555067B
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- 238000005276 aerator Methods 0.000 title claims abstract description 34
- 238000007667 floating Methods 0.000 title claims abstract description 25
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
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- 238000005273 aeration Methods 0.000 abstract description 27
- 239000007789 gas Substances 0.000 description 14
- 239000001301 oxygen Substances 0.000 description 9
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
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Images
Classifications
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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
- C02F3/203—Swing diffusers
-
- 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
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
-
- 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
- B01F23/23341—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 with tubes surrounding the stirrer
-
- 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
- B01F23/2335—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the direction of introduction of the gas relative to the stirrer
- B01F23/23351—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the direction of introduction of the gas relative to the stirrer the gas moving along the axis of rotation
-
- 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
- B01F27/25—Mixers with both stirrer and drive unit submerged in the material being mixed
- B01F27/251—Vertical beam constructions therefor
-
- 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
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
- B01F23/23311—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer axis
-
- 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
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S261/00—Gas and liquid contact apparatus
- Y10S261/47—Swing diffusers
Abstract
Description
Claims (9)
- 一种回转潜浮式曝气机,包括:气环压缩机(1)、风机座(2)、不锈钢管或软管(3)、支撑筒(4),其中:风机座(2)固定于气环压缩机(1)与支撑筒(4)之间,其特征在于,还包括有回转装置和驱动装置;该回转装置安装在固定座上,该风机座安装在该回转装置的中间,通过驱动装置驱动回转装置旋转;该回转装置包括回转支承(52),风机座(2)固定于回转支承(52)的内齿圈(53)上,回转支承(52)的外齿圈(54)固定于固定座(93)上,驱动装置固定于上述风机座(2)上,同时啮合于外齿圈(54);或者该驱动装置安装在固定座(93)上,驱动回转装置旋转,该驱动装置由电机(56’)和驱动轮(58’)组成,回转装置的内圈(53’)固定于固定座(93)上,外圈(54’)固定于风机座(2)上,同时抵于驱动装置的驱动轮(58’)。
- 2.根据权利要求1所述的回转潜浮式曝气机,其特征在于所述不锈钢管或软管(3)的 另一端连接有潜水空心轴电机(6),该潜水空心轴电机(6)的传动轴(62)为空心轴,该传动 轴(62)的下轴伸与螺旋桨总成同轴连接,潜水空心轴电机(6)通过连接架(42)连接于支 撑筒⑷下端。
- 3.根据权利要求2所述的回转潜浮式曝气机,其特征在于该螺旋桨总成由螺旋桨(72) 和旋转波瓣喷管(71)组成,该螺旋桨(72)是由桨毂和三片桨叶组成;该旋转波瓣喷管(71)由旋转波瓣喷嘴(713)、混合管(714)和中心锥(715)组成;旋转波瓣喷嘴(713)的上部与螺旋桨(72)连接,旋转波瓣喷管(71)与螺旋桨(72)在 电机传动轴(62)带动下同步旋转。
- 4.根据权利要求2所述的回转潜浮式曝气机,其特征在于支撑筒(4)旁边设有承力拉 杆(43),上端连接于风机座(2),下端连接于连接架(42)。
- 5.根据权利要求1所述的回转潜浮式曝气机,其特征在于还设有电气滑环(8),电气滑 环(8)的动端固定在所述气环压缩机(1)上,其中心与回转支承(52)同心,可以使曝气机 上的引线电缆自由回转,即与潜水空心轴电机(6)的引线电缆(61)、气环压缩机(1)的引线 电缆(12)、驱动装置的引线电缆(561)以及连接总电源的引线电缆(81)相连接。
- 6.根据权利要求1所述的回转潜浮式曝气机,其特征在于,固定座(93)置于由槽钢制 成的桥架(92)上。
- 7.根据权利要求1所述的回转潜浮式曝气机,其特征在于其顶部更设有防雨罩(9),防 雨罩支架(91)下端与固定座(93)连接。
- 8.根据权利要求1所述的回转潜浮式曝气机,其特征在于该驱动装置可以是一减速机 (56),该减速机(56)的传动轴(57)上设置齿轮(58),该齿轮(58)与所述外齿圈(54)上的 齿啮合。
- 9.根据权利要求1所述的回转潜浮式曝气机,其特征在于该支撑筒(4)与风机座(2) 连接的部位可设有加强筋(41)。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100896428A CN101555067B (zh) | 2008-04-09 | 2008-04-09 | 回转潜浮式曝气机 |
US12/144,625 US7661659B2 (en) | 2008-04-09 | 2008-06-24 | Swing-type submersible floating aerator |
US12/684,229 US7934705B2 (en) | 2006-12-15 | 2010-01-08 | Multi-directional submersible floating aerator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100896428A CN101555067B (zh) | 2008-04-09 | 2008-04-09 | 回转潜浮式曝气机 |
Publications (2)
Publication Number | Publication Date |
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CN101555067A CN101555067A (zh) | 2009-10-14 |
CN101555067B true CN101555067B (zh) | 2010-12-29 |
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Application Number | Title | Priority Date | Filing Date |
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CN2008100896428A Active CN101555067B (zh) | 2006-12-15 | 2008-04-09 | 回转潜浮式曝气机 |
Country Status (2)
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US (1) | US7661659B2 (zh) |
CN (1) | CN101555067B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7934705B2 (en) * | 2006-12-15 | 2011-05-03 | Sun Shulin | Multi-directional submersible floating aerator |
CN103704170B (zh) * | 2013-12-25 | 2015-12-09 | 浙江海洋学院 | 无气石养殖增氧装置 |
TWM483123U (zh) * | 2014-03-11 | 2014-08-01 | Trusval Technology Co Ltd | 氣體溶解於液體的生成裝置及流體噴頭 |
US10639596B2 (en) * | 2014-03-28 | 2020-05-05 | Linne Industries, LLC | Water aeration system |
TWM510611U (zh) * | 2015-04-21 | 2015-10-21 | Huei-Wern Tsuei | 增氧機 |
CN104843883A (zh) * | 2015-05-11 | 2015-08-19 | 山东汉高环保设备有限公司 | 螺旋导流式潜水射流曝气机 |
US10392763B2 (en) * | 2017-03-01 | 2019-08-27 | DC Lien | Multipurpose blower assembly |
DE102019101416B4 (de) * | 2018-12-03 | 2020-07-16 | Invent Umwelt- Und Verfahrenstechnik Ag | Hyperboloid-Rührkörper zum Umwälzen von Flüssigkeiten sowie Rühr- und Begasungseinrichtung |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1234374A (zh) * | 1999-03-22 | 1999-11-10 | 关品三 | 聚氧活化曝气增氧机 |
CN2728228Y (zh) * | 2004-07-12 | 2005-09-28 | 朱伟宏 | 旋转喷射式增氧机 |
CN200988805Y (zh) * | 2006-12-15 | 2007-12-12 | 孙建 | 潜浮式曝气机及潜水空心轴电机 |
CN201201919Y (zh) * | 2008-04-09 | 2009-03-04 | 孙建 | 回转潜浮式曝气机 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2801083A (en) * | 1953-01-07 | 1957-07-30 | Leslie L Balassa | Mixing device |
CH525704A (de) * | 1971-03-01 | 1972-07-31 | Kaelin J R | Belüftungseinrichtung für Flüssigkeiten und Verfahren zu deren Betrieb |
FR2129138A5 (zh) * | 1971-03-16 | 1972-10-27 | Trailigaz | |
SE7611981L (sv) * | 1975-10-31 | 1977-05-01 | Albert Blum | Anordning for inforande av gaser, i synnerhet luft, i vetskor. |
US4139579A (en) * | 1977-07-15 | 1979-02-13 | Albert Blum | Apparatus for introducing air into a liquid including a liquid pump mounted within an aerator pressure chamber |
US4308221A (en) * | 1978-04-21 | 1981-12-29 | Aeration Industries, Inc. | Apparatus for mixing a gas and a liquid |
WO1985001887A1 (en) * | 1983-10-24 | 1985-05-09 | Aeration Industries, Inc. | Aerator |
US4618426A (en) * | 1983-12-22 | 1986-10-21 | Mandt Mikkel G | Retrievable jet mixing systems |
US4732682A (en) * | 1986-11-03 | 1988-03-22 | Poscon, Inc. | Aeration apparatus and method |
US4954295A (en) * | 1989-01-12 | 1990-09-04 | Aeration Industries, Inc. | Propeller aerator with peripheral injection of fluid and method of using the aerator |
JPH0478492A (en) * | 1990-07-19 | 1992-03-12 | Masashi Tsuchida | Aerator |
US5183596A (en) * | 1991-12-13 | 1993-02-02 | Aeromix Systems, Incorporated | Replaceable seal module for liquid aerators |
US5660766A (en) * | 1995-09-22 | 1997-08-26 | Van Dyek; Bernhard | Aerator |
US5744072A (en) * | 1996-05-03 | 1998-04-28 | Aeration Industries International, Inc. | Method of treating waste water |
US5762833A (en) * | 1996-09-09 | 1998-06-09 | Aeromix Systems, Inc. | Aerator with a removable stator and method of repairing the same |
US5851443A (en) * | 1996-12-06 | 1998-12-22 | Rajendren; Richard B. | Aerator with dual path discharge |
US6860474B2 (en) * | 2003-01-06 | 2005-03-01 | Spx Corporation | Agitator and drive apparatus and method |
NZ528434A (en) * | 2003-09-24 | 2005-07-29 | Philadelphia Mixing Solutions | Improved aerator and mixer |
US7172177B2 (en) * | 2004-04-15 | 2007-02-06 | Aeration Industries International, Inc. | Aerator |
US7028992B2 (en) * | 2004-05-28 | 2006-04-18 | American Aerators, Inc. | Aerator with intermediate bearing |
US20060087047A1 (en) * | 2004-10-22 | 2006-04-27 | Mathur Ashok N | Fluid mixing apparatus |
-
2008
- 2008-04-09 CN CN2008100896428A patent/CN101555067B/zh active Active
- 2008-06-24 US US12/144,625 patent/US7661659B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1234374A (zh) * | 1999-03-22 | 1999-11-10 | 关品三 | 聚氧活化曝气增氧机 |
CN2728228Y (zh) * | 2004-07-12 | 2005-09-28 | 朱伟宏 | 旋转喷射式增氧机 |
CN200988805Y (zh) * | 2006-12-15 | 2007-12-12 | 孙建 | 潜浮式曝气机及潜水空心轴电机 |
CN201201919Y (zh) * | 2008-04-09 | 2009-03-04 | 孙建 | 回转潜浮式曝气机 |
Non-Patent Citations (1)
Title |
---|
JP特开平7-275884A 1995.10.24 |
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Publication number | Publication date |
---|---|
US7661659B2 (en) | 2010-02-16 |
CN101555067A (zh) | 2009-10-14 |
US20090256269A1 (en) | 2009-10-15 |
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Denomination of invention: Rotary submerging and floating type aerator Effective date of registration: 20110920 Granted publication date: 20101229 Pledgee: Zoucheng investment Company limited by guarantee Pledgor: Sun Shulin|Sun Jian Registration number: 2011990000362 |
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