CN104310609B - A kind of aerator of the sharp separation processed for cable production waste - Google Patents
A kind of aerator of the sharp separation processed for cable production waste Download PDFInfo
- Publication number
- CN104310609B CN104310609B CN201410657032.9A CN201410657032A CN104310609B CN 104310609 B CN104310609 B CN 104310609B CN 201410657032 A CN201410657032 A CN 201410657032A CN 104310609 B CN104310609 B CN 104310609B
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- China
- Prior art keywords
- dispersion impeller
- stirring sheet
- base
- aerator
- hole
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- 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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- 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)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention belongs to technical field of sewage, disclose the aerator of a kind of sharp separation processed for cable production waste, be used for solving the existing aerator inefficient problem of molten gas.The present invention includes driving motor, motor is driven to include casing, stator assembly and rotor assembly, rotor assembly includes motor shaft, motor shaft connects rotating shaft, the lower end of rotating shaft connects dispersion impeller, the lower section of dispersion impeller is equipped with gas distribution pipe, the upper surface of dispersion impeller is evenly arranged with a plurality of arc flow guide bar, the lower surface of dispersion impeller is provided with agitating device, agitating device includes the base of cone, the bottom surface of base is connected to the lower surface of dispersion impeller upward, connect on the outer wall of base and have stirring sheet, the central shaft of base is in the plane at stirring sheet place, stirring sheet is further opened with multiple through through hole.Minute bubbles with water-soluble conjunction can be discharged by the present invention in time, it is simple to crushing of postorder bubble, improves the efficiency of molten gas, thus improves the effect of sewage disposal.
Description
Technical field
The invention belongs to technical field of sewage, be specifically related to the aerator of a kind of sharp separation processed for cable production waste.
Background technology
For making sewage reach draining or the water quality requirement reused, and the process purifying it, sewage disposal is widely used in the every field such as building, agricultural, traffic, the energy, petrochemical industry, environmental protection, urban look, medical treatment, food and drink.
And in sewage disposal process, typically require and carry out Air Exposure, conventional stirring aerator has surface aeration machine and blast aeration machine, the former is to carry out high-speed stirred at sewage surface, make gas soluble in water, the latter is to be passed through gas-pressurized in water so that gas is soluble in water, but two class devices all also exist the energy consumption inefficient shortcoming of gas big, molten.
For the problems referred to above, the utility model patent of Application No. 201020022414.1 discloses a kind of stirring aerator, containing rotating shaft, dispersion impeller, gas distribution pipe and motor reducer, rotating shaft upper end is cased with pedestal, pedestal is fixed on Chi Dingshang, the top of rotating shaft is connected with the outfan of motor reducer, dispersion impeller is placed on the lower end of rotating shaft, dispersion impeller card is provided with some arc water conservancy diversion ribs, dispersion impeller base circle face is provided with some blades, the bottom of rotating shaft is cased with a bearing block, bearing block is fixed at the bottom of pond, gas distribution pipe is arranged at below dispersion impeller, an air inlet is had on gas distribution pipe, some qi-emitting holes are had on gas distribution pipe tube wall, it is cased with some retainer ring on gas distribution pipe to be fixed at the bottom of pond by gas distribution pipe.
The utility model patent of Application No. 201020237786.6 discloses a kind of underwater aeration machine, including submersible machine, motor shaft, impeller, the aeration chamber of both ends open, air inlet pipe, guide shell, impeller is positioned at aeration intracavity portion, aeration chamber outer layer is provided with a urceolus, urceolus and aeration cavity wall and steel plate surround the ring-type air collecting chamber of closed at both ends jointly, and the aeration cavity wall part corresponding with air collecting chamber spreads all over qi-emitting hole.It is provided with plate face in air collecting chamber between aeration cavity wall and urceolus to gather the disk type hollow shape porous crushing shell of aperture.Porous crushing shell is vertical with aeration cavity wall.The quantity of porous crushing shell is 1 or more than 1.The qi-emitting hole of aeration cavity wall and the hole shape of porous crushing shell are circular, square or triangle, and aperture is 2～60mm.Impeller is made up of, in vortex shape 3～4 propeller blade shape blades.Air inlet pipe and horizontal plane, its top stretches out the water surface, and bottom communicates with air collecting chamber, and air inlet pipe top is provided with air volume regulating valve.Guide shell is extension type, is welded on one or both ends, aeration chamber, the export orientation mouth flare of guide shell, taper or the most barrel-shaped.Targeting port is provided with the guide plate of two longitudinal directions.Motor is frequency control motor or standard electromotor.
The utility model patent of Application No. 201020685843.7 discloses a kind of aerator, and it includes driving means, hollow axle, impeller and support means, and hollow axle is arranged in support means through bearing block, and hollow axle is connected with driving means；Impeller is the cavity of hollow, and impeller is provided with through hole, the upper end of hollow axle and atmosphere, and lower end connects with the cavity of impeller.Support means includes that crossbeam, bearing block, driving means are installed on crossbeam.Driving means includes being connected for V belt translation between motor with hollow axle.Driving means is to be equipped with belt pulley on motor, motor and hollow axle, connects through belt between described belt pulley.
Bottom surface yet with existing dispersion impeller is horizontal, when dispersion impeller is broken into, with regard to the compressed air that gas distribution pipe sprays, the minute bubbles quickly fused with water when, it is impossible to discharged by these part current in time, thus affects the broken of postorder bubble, causes molten gas efficiency low.
Summary of the invention
The present invention is to solve the inefficient problem of molten gas that aerator exists, and the aerator of a kind of sharp separation processed for cable production waste is provided, it is possible in time the minute bubbles with water-soluble conjunction are discharged, it is simple to crushing of postorder bubble, improve the efficiency of molten gas, thus improve the effect of sewage disposal.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is:
A kind of aerator of the sharp separation processed for cable production waste, including driving motor, described driving motor includes casing, stator assembly and rotor assembly, described rotor assembly includes motor shaft, described motor shaft connects rotating shaft, the lower end of described rotating shaft connects dispersion impeller, the lower section of described dispersion impeller is equipped with gas distribution pipe, it is characterized in that, the upper surface of described dispersion impeller is evenly arranged with a plurality of arc flow guide bar, the lower surface of described dispersion impeller is provided with agitating device, described agitating device includes the base of cone, the bottom surface of described base is connected to the lower surface of dispersion impeller upward, connect on the outer wall of described base and have stirring sheet, the central shaft of described base is in the plane at stirring sheet place, described stirring sheet is further opened with multiple through through hole.
What described through hole was staggered is opened on stirring sheet.
What described through hole tilted is opened on stirring sheet, and the adjacent angle of inclination between through hole is different.
Staggered being arranged on base of described stirring sheet.
Described rotor assembly also includes the rotor core being fixed by socket on motor shaft, rotor core is made up of multi-disc silicon steel plate stacking, rotor assembly is without Exciting Windings for Transverse Differential Protection, employing neodymium ferrum is installed on described rotor core and cooks the polylith magnet steel that material is made, on rotor core, the stalloy of middle part has the T-shaped projection identical with magnet steel number being along the circumferential direction distributed on excircle, projection on stalloy overlaps together and forms the draw-in groove allowing magnet steel embed, and two end faces of magnet steel are concordant with the two of rotor core end faces.
Described stator module includes stator core, Exciting Windings for Transverse Differential Protection and the winding bracket of the hard with the mating shapes of stator core, stator core is provided with wire casing, enveloping the surface of wire casing in the wire casing of winding bracket insertion stator core, Exciting Windings for Transverse Differential Protection is wrapped on winding bracket.
Compared with prior art, the method have the advantages that
The aerator for the sharp separation of cable production waste process of the present invention includes driving motor, described driving motor includes casing, stator assembly and rotor assembly, described rotor assembly includes motor shaft, described motor shaft connects rotating shaft, the lower end of described rotating shaft connects dispersion impeller, the lower section of described dispersion impeller is equipped with gas distribution pipe, it is characterized in that, the upper surface of described dispersion impeller is evenly arranged with a plurality of arc flow guide bar, the lower surface of described dispersion impeller is provided with agitating device, described agitating device includes the base of cone, the bottom surface of described base is connected to the lower surface of dispersion impeller upward, connect on the outer wall of described base and have stirring sheet, the central shaft of described base is in the plane at stirring sheet place, described stirring sheet is further opened with multiple through through hole.The gas breaking that gas distribution pipe is sprayed by the present invention by stirring sheet becomes the minute bubbles with water-soluble conjunction, the most both the rising being easy to gas due to base crushes, also allow for the minute bubbles after crushing in time under the influence of centrifugal force to discharge simultaneously, prevent the minute bubbles blocking space after crushing, thus improve the efficiency of broken molten gas.
Meanwhile, bubble can also be crushed by the through hole on the stirring sheet of the present invention, improves the broken and efficiency of molten gas.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the top view structural representation of dispersion impeller of the present invention；
Fig. 3 is the driving electric machine structure schematic diagram of the present invention；
Fig. 4 is the structural representation that the present invention drives the rotor assembly of motor；
Fig. 5 is the structural representation that the present invention drives the stator module of motor；
Labelling in figure: 1, decelerator, 2, drive motor, 3, rotating shaft, 4, dispersion impeller, 5, arc flow guide bar, 6, base, 7, stirring sheet, 8, through hole, 9, gas distribution pipe, 21, casing, 31, rotor assembly, 32, motor shaft, 33, rotor core, 34, projection, 35, magnet steel, 41, stator module, 42, stator core, 43, winding bracket, 44, Exciting Windings for Transverse Differential Protection.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described, and described embodiment is only a part of embodiment of the present invention, is not whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art obtained under not making creative work premise other used by embodiment, broadly fall into protection scope of the present invention.
nullThe aerator for the sharp separation of cable production waste process of the present invention includes driving motor 2，Described driving motor 2 includes casing 21、Stator module 41 and rotor assembly 31，Described rotor assembly 31 includes motor shaft 32，Described motor shaft 32 connects rotating shaft 3，The lower end of described rotating shaft 3 connects dispersion impeller 4，The lower section of described dispersion impeller 4 is equipped with gas distribution pipe 9，It is characterized in that，The upper surface of described dispersion impeller 4 is evenly arranged with a plurality of arc flow guide bar 5，The lower surface of described dispersion impeller 4 is provided with agitating device，Described agitating device includes the base 6 of cone，The bottom surface of described base 6 is connected to the lower surface of dispersion impeller 4 upward，Connect on the outer wall of described base 6 and have stirring sheet 7，The central shaft of described base 6 is in the plane at stirring sheet 7 place，Described stirring sheet 7 is further opened with multiple through through hole 8.The gas breaking that gas distribution pipe 9 is sprayed by the present invention by stirring sheet 7 becomes the minute bubbles with water-soluble conjunction, due to base 6 be the most both easy to gas rising crush, also allow for the minute bubbles after crushing in time under the influence of centrifugal force to discharge simultaneously, prevent the minute bubbles blocking space after crushing, thus improve the efficiency of broken molten gas.
Meanwhile, bubble can also be crushed by the through hole 8 on the stirring sheet 7 of the present invention, improves the broken and efficiency of molten gas.
As a kind of preferably mode of the present invention, driving the motor shaft 32 of motor 2 to connect has decelerator 1, decelerator 1 to be connected with rotating shaft 3.
The operation principle of the present invention is, motor 2 is driven to drive rotating shaft 3 to rotate, rotating shaft 3 drives dispersion impeller 4 to rotate, so that stirring sheet 7 rotates, the gas being disposed in the ejection of the gas distribution pipe 9 below dispersion impeller 4 carries out the broken minute bubbles being formed and quickly fusing with water under the effect of stirring sheet.
As a kind of preferably mode of the present invention, staggered being opened on stirring sheet 7 of described through hole 8, enabling the bubble of all directions is crushed, improves broken efficiency.Because at bubble stirring action by stirring sheet 7 in uphill process, big bubble can moving along different directions, therefore the through hole 8 of interlaced arrangement can play and improve broken efficiency.
Preferably, what described through hole 8 tilted is opened on stirring sheet 7, and the adjacent angle of inclination between through hole 8 is different, improves the effect of stirring.
In order to improve broken efficiency, staggered being arranged on base 6 of described stirring sheet 7.
The rotor assembly 31 driving motor 2 that the present invention uses includes motor shaft 32 and the rotor core 33 being fixed by socket on motor shaft 32, rotor core 33 is made up of multi-disc silicon steel plate stacking, rotor assembly is without Exciting Windings for Transverse Differential Protection, employing neodymium ferrum is installed on rotor core 33 and cooks the polylith magnet steel 35 that material is made, on rotor core 33, the stalloy of middle part has the T-shaped projection 34 identical with magnet steel 35 number being along the circumferential direction distributed on excircle, and projection is along the radially outward depths of stalloy；Projection 34 on stalloy overlaps together and forms the draw-in groove allowing magnet steel 35 embed, and the shape of draw-in groove is identical with the shape of magnet steel 35, and magnet steel 35 embeds in draw-in groove fixing；Mounting magnetic steel 35 when, two end faces of magnet steel 35 guarantee concordant with the two of rotor core 33 end faces.
Stator module 41 includes stator core 42, Exciting Windings for Transverse Differential Protection 44 and the winding bracket 43 of the hard with the mating shapes of stator core 42, stator core is provided with wire casing, winding bracket 43 inserts the surface enveloping wire casing in the wire casing of stator core 42, and Exciting Windings for Transverse Differential Protection 44 is wrapped on winding bracket 43.
The rotor driving motor of the present invention is provided with the magnet steel of neodymium boron material on rotor core, without Exciting Windings for Transverse Differential Protection, Nd-Fe-B magnet steel has superior magnetic property (such as high energy product and high-coercive force), the coercivity of material is high, gas length can take higher value, the energy-saving effect driving motor making the present invention improves 17%, good energy-conserving effect；Maximum magnetic energy product additionally, due to Nd-Fe-B permanent magnet is the highest, particularly can make extra-thin permanent magnet, thus motor can realize ultra micro and low inertia, has saved manufacturing cost (saving metal material of copper, iron and steel and bauxite resource).
Embodiment one
The aerator of the sharp separation processed for cable production waste of the present embodiment, including driving motor, described driving motor includes casing, stator assembly and rotor assembly, described rotor assembly includes motor shaft, described motor shaft connects rotating shaft, the lower end of described rotating shaft connects dispersion impeller, the lower section of described dispersion impeller is equipped with gas distribution pipe, it is characterized in that, the upper surface of described dispersion impeller is evenly arranged with a plurality of arc flow guide bar, the lower surface of described dispersion impeller is provided with agitating device, described agitating device includes the base of cone, the bottom surface of described base is connected to the lower surface of dispersion impeller upward, connect on the outer wall of described base and have stirring sheet, the central shaft of described base is in the plane at stirring sheet place, described stirring sheet is further opened with multiple through through hole.
Embodiment two
The aerator of the sharp separation processed for cable production waste of the present embodiment, including driving motor, described driving motor includes casing, stator assembly and rotor assembly, described rotor assembly includes motor shaft, described motor shaft connects rotating shaft, the lower end of described rotating shaft connects dispersion impeller, the lower section of described dispersion impeller is equipped with gas distribution pipe, it is characterized in that, the upper surface of described dispersion impeller is evenly arranged with a plurality of arc flow guide bar, the lower surface of described dispersion impeller is provided with agitating device, described agitating device includes the base of cone, the bottom surface of described base is connected to the lower surface of dispersion impeller upward, connect on the outer wall of described base and have stirring sheet, the central shaft of described base is in the plane at stirring sheet place, described stirring sheet is further opened with multiple through through hole；What described through hole was staggered is opened on stirring sheet.
Embodiment three
The aerator of the sharp separation processed for cable production waste of the present embodiment, including driving motor, described driving motor includes casing, stator assembly and rotor assembly, described rotor assembly includes motor shaft, described motor shaft connects rotating shaft, the lower end of described rotating shaft connects dispersion impeller, the lower section of described dispersion impeller is equipped with gas distribution pipe, it is characterized in that, the upper surface of described dispersion impeller is evenly arranged with a plurality of arc flow guide bar, the lower surface of described dispersion impeller is provided with agitating device, described agitating device includes the base of cone, the bottom surface of described base is connected to the lower surface of dispersion impeller upward, connect on the outer wall of described base and have stirring sheet, the central shaft of described base is in the plane at stirring sheet place, described stirring sheet is further opened with multiple through through hole；What described through hole was staggered is opened on stirring sheet.What described through hole tilted is opened on stirring sheet, and the adjacent angle of inclination between through hole is different.
Embodiment four
The aerator of the sharp separation processed for cable production waste of the present embodiment, including driving motor, described driving motor includes casing, stator assembly and rotor assembly, described rotor assembly includes motor shaft, described motor shaft connects rotating shaft, the lower end of described rotating shaft connects dispersion impeller, the lower section of described dispersion impeller is equipped with gas distribution pipe, it is characterized in that, the upper surface of described dispersion impeller is evenly arranged with a plurality of arc flow guide bar, the lower surface of described dispersion impeller is provided with agitating device, described agitating device includes the base of cone, the bottom surface of described base is connected to the lower surface of dispersion impeller upward, connect on the outer wall of described base and have stirring sheet, the central shaft of described base is in the plane at stirring sheet place, described stirring sheet is further opened with multiple through through hole；What described through hole was staggered is opened on stirring sheet.What described through hole tilted is opened on stirring sheet, and the adjacent angle of inclination between through hole is different.Staggered being arranged on base of described stirring sheet.
Embodiment five
The aerator of the sharp separation processed for cable production waste of the present embodiment, including driving motor, described driving motor includes casing, stator assembly and rotor assembly, described rotor assembly includes motor shaft, described motor shaft connects rotating shaft, the lower end of described rotating shaft connects dispersion impeller, the lower section of described dispersion impeller is equipped with gas distribution pipe, it is characterized in that, the upper surface of described dispersion impeller is evenly arranged with a plurality of arc flow guide bar, the lower surface of described dispersion impeller is provided with agitating device, described agitating device includes the base of cone, the bottom surface of described base is connected to the lower surface of dispersion impeller upward, connect on the outer wall of described base and have stirring sheet, the central shaft of described base is in the plane at stirring sheet place, described stirring sheet is further opened with multiple through through hole；What described through hole was staggered is opened on stirring sheet.What described through hole tilted is opened on stirring sheet, and the adjacent angle of inclination between through hole is different.Staggered being arranged on base of described stirring sheet.
Described rotor assembly also includes the rotor core being fixed by socket on motor shaft, rotor core is made up of multi-disc silicon steel plate stacking, rotor assembly is without Exciting Windings for Transverse Differential Protection, employing neodymium ferrum is installed on described rotor core and cooks the polylith magnet steel that material is made, on rotor core, the stalloy of middle part has the T-shaped projection identical with magnet steel number being along the circumferential direction distributed on excircle, projection on stalloy overlaps together and forms the draw-in groove allowing magnet steel embed, and two end faces of magnet steel are concordant with the two of rotor core end faces.
Described stator module includes stator core, Exciting Windings for Transverse Differential Protection and the winding bracket of the hard with the mating shapes of stator core, stator core is provided with wire casing, enveloping the surface of wire casing in the wire casing of winding bracket insertion stator core, Exciting Windings for Transverse Differential Protection is wrapped on winding bracket.
Claims (3)
1. the aerator of the sharp separation processed for cable production waste, including driving motor, described driving motor includes casing, stator assembly and rotor assembly, described rotor assembly includes motor shaft, described motor shaft connects rotating shaft, the lower end of described rotating shaft connects dispersion impeller, the lower section of described dispersion impeller is equipped with gas distribution pipe, it is characterized in that, the upper surface of described dispersion impeller is evenly arranged with a plurality of arc flow guide bar, the lower surface of described dispersion impeller is provided with agitating device, described agitating device includes the base of cone, the bottom surface of described base is connected to the lower surface of dispersion impeller upward, connect on the outer wall of described base and have stirring sheet, the central shaft of described base is in the plane at stirring sheet place, described stirring sheet is further opened with multiple through through hole；What described through hole was staggered is opened on stirring sheet；What described through hole tilted is opened on stirring sheet, and the adjacent angle of inclination between through hole is different；Staggered being arranged on base of described stirring sheet.
The aerator of the sharp separation processed for cable production waste the most according to claim 1, it is characterized in that, described rotor assembly also includes the rotor core being fixed by socket on motor shaft, rotor core is made up of multi-disc silicon steel plate stacking, rotor assembly is without Exciting Windings for Transverse Differential Protection, employing neodymium ferrum is installed on described rotor core and cooks the polylith magnet steel that material is made, on rotor core, the stalloy of middle part has the T-shaped projection identical with magnet steel number being along the circumferential direction distributed on excircle, projection on stalloy overlaps together and forms the draw-in groove allowing magnet steel embed, two end faces of magnet steel are concordant with the two of rotor core end faces.
The aerator of the sharp separation processed for cable production waste the most according to claim 2, it is characterized in that, described stator module includes stator core, Exciting Windings for Transverse Differential Protection and the winding bracket of the hard with the mating shapes of stator core, stator core is provided with wire casing, enveloping the surface of wire casing in the wire casing of winding bracket insertion stator core, Exciting Windings for Transverse Differential Protection is wrapped on winding bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410657032.9A CN104310609B (en) | 2014-11-18 | 2014-11-18 | A kind of aerator of the sharp separation processed for cable production waste |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410657032.9A CN104310609B (en) | 2014-11-18 | 2014-11-18 | A kind of aerator of the sharp separation processed for cable production waste |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104310609A CN104310609A (en) | 2015-01-28 |
| CN104310609B true CN104310609B (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410657032.9A Expired - Fee Related CN104310609B (en) | 2014-11-18 | 2014-11-18 | A kind of aerator of the sharp separation processed for cable production waste |
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| CN (1) | CN104310609B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4282172A (en) * | 1980-09-11 | 1981-08-04 | Howe-Baker Engineers, Inc. | Gas to liquid diffuser |
| US4938899A (en) * | 1988-09-30 | 1990-07-03 | Oros Leo J | Gas diffusion system |
| US7384188B2 (en) * | 2006-10-24 | 2008-06-10 | Better Way Tool Company | Mixing lid having inner and outer paddles for mixing a liquid mixture in a container |
| CN201605199U (en) * | 2009-06-15 | 2010-10-13 | 珠海风光耕水环保技术有限公司 | Air increasing type water culturing machine |
| DE102010000730B4 (en) * | 2010-01-07 | 2011-12-15 | Invent Umwelt- Und Verfahrenstechnik Ag | Vertical agitator for wastewater collected in a clarifier |
| CN103312068B (en) * | 2013-06-07 | 2016-03-23 | 芜湖微特电机有限公司 | A kind of energy-saving servo motor |
| CN204224327U (en) * | 2014-11-18 | 2015-03-25 | 四川邮科通信技术有限公司 | A kind of aerator of the sharp separation for the process of cable production waste |
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- 2014-11-18 CN CN201410657032.9A patent/CN104310609B/en not_active Expired - Fee Related
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| CN104310609A (en) | 2015-01-28 |
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Granted publication date: 20161207 Termination date: 20211118 |