CN205603335U - Aeration machine - Google Patents
Aeration machine Download PDFInfo
- Publication number
- CN205603335U CN205603335U CN201620362890.5U CN201620362890U CN205603335U CN 205603335 U CN205603335 U CN 205603335U CN 201620362890 U CN201620362890 U CN 201620362890U CN 205603335 U CN205603335 U CN 205603335U
- Authority
- CN
- China
- Prior art keywords
- impeller
- shell
- cylinder
- gas
- aeration
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Classifications
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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
Abstract
The utility model belongs to the technical field of sewage treatment device, especially, aeration machine. The utility model discloses an efflux section of thick bamboo, an aeration section of thick bamboo and submersible machine, the submersible machine is connected with the impeller shaft, the impeller shaft is connected with the impeller, an efflux section of thick bamboo and aeration section of thick bamboo intercommunication, the impeller is located an aeration section of thick bamboo, the other end of an aeration section of thick bamboo is provided with the guide plate, the central authorities of guide plate are provided with the dead eye that the impeller shaft that is used for the impeller passed, the water conservancy diversion hole circle of evenly arranging air guide hole circle on the guide plate and being used for rivers to pass through, air guide hole circle is parallel to each other with the axis of the impeller shaft of impeller, air guide hole circle manage say with the surface of water on the air supply communicate, the dead eye is passed and the impeller connection that is located an aeration section of thick bamboo to the one end of impeller shaft, the peripheral cover of an aeration section of thick bamboo is equipped with the urceolus, set up the gas distribution hole that communicates each other with the urceolus on the aeration section of thick bamboo, the lower extreme intercommunication of urceolus has the air duct, air duct and outside air supply intercommunication.
Description
Technical field
This utility model belongs to technical field of sewage treatment equipment, especially a kind of aerator.
Background technology
Along with China's expanding economy and the raising of people's lives, living environment is increasingly taken seriously, so the various sewage treatment plants water resource environment with protection China is all being built in all parts of the country of nearly more than ten years, ensures the safe drinking water of people.
Aeration is one of most important technological process of biochemical wastewater treatment activated sludge process, submersible aerator is by submersible motor impeller high speed rotating, impeller produces powerful centrifugal force, under the influence of centrifugal force, negative pressuren zone is formed around impeller, thus it is produced from suction, by suction nozzle, a large amount of fresh airs in air are constantly sucked, sewage is sucked again and attracts cover by impeller simultaneously, in attracting cover, sewage is sprayed to surrounding by guiding gutter with the air generation gas-liquid collision substantial amounts of superfine air bubble of formation of suction, the effect of the gas-liquid mixed miscarriage raw stirring convection current ejected.Due to the generation of a large amount of micro air bubbles, good oxidation effect can be obtained；And aeration all be use aerator complete, existing aerator according to arrange mode be broadly divided under water with two kinds of aerators waterborne.
The such as patent of Patent 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；Hole shape on the qi-emitting hole of aeration cavity wall and porous crushing shell is 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；Described targeting port is provided with the guide plate of two longitudinal directions；Motor is frequency control motor or standard electromotor.
But existing underwater aeration machine all arranges pore in the periphery of impeller, pore is in communication with the outside by conduit, and this setup can not make full use of the stirring action of impeller, causes molten gas efficiency low.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of aerator.
This utility model solves its technical problem and is achieved through the following technical solutions:
A kind of aerator, including jet cylinder, aeration cylinder and submersible machine, described submersible machine connects impeller axle, described impeller axle connects impeller, described guide shell connects with aeration cylinder, described impeller is positioned at aeration cylinder, the other end of described aeration cylinder is provided with deflector, the central authorities of described deflector are provided with the dead eye that the impeller axle for impeller passes, gas port circle and the pod apertures circle passed through for current it is evenly arranged on described deflector, described gas port circle is parallel to each other with the axis of the impeller axle of impeller, described gas port circle connects with the source of the gas on the water surface through pipeline；One end of described impeller axle is connected through dead eye with the impeller being positioned at aeration cylinder；The periphery of described aeration cylinder is arranged with urceolus, and described aeration cylinder offers the qi-emitting hole being interconnected with urceolus, and the lower end of described urceolus is communicated with airway, and described airway connects with outside source of the gas.
Further, described airway is also communicated with and arc air-spreading disk, and described arc air-spreading disk is coated on the periphery of qi-emitting hole, and described arc air-spreading disk offers some passages.
Further, described jet cylinder is horn-like.
Further, described gas port circle is the circulus formed by some gas ports.
Further, described pod apertures circle is the circulus formed by some pod apertures.
Further, described gas port circle and the spaced setting of pod apertures circle.
Further, described deflector is equipped with fairing cap, and described fairing cap includes that shell and inner shell, described shell and inner shell are joined together to form airtight cavity, and the central authorities of described shell and inner shell are provided with the through hole that the impeller axle for impeller passes；Being provided with airtight guide shell between described shell and inner shell, described guide shell is connected with each other through inner shell and shell with pod apertures；Being provided with gas cylinder on described inner shell, the cavity between described gas cylinder, guide shell, shell and inner shell is formed and holds air cavity, and one end of described gas cylinder connects with gas port, and the other end of described gas cylinder connects through inner shell with holding air cavity；Described appearance air cavity connects with the source of the gas on the water surface through pipeline.
Advantage of the present utility model and having the beneficial effect that
Aerator of the present utility model includes jet cylinder, aeration cylinder and submersible machine, described submersible machine connects impeller axle, described impeller axle connects impeller, described jet cylinder connects with aeration cylinder, described impeller is positioned at aeration cylinder, the other end of described aeration cylinder is provided with deflector, the central authorities of described deflector are provided with the dead eye that the impeller axle for impeller passes, gas port circle and the pod apertures circle passed through for current it is evenly arranged on described deflector, described gas port circle is parallel to each other with the axis of the impeller axle of impeller, described gas port circle connects with the source of the gas on the water surface through pipeline；One end of described impeller axle is connected through dead eye with the impeller being positioned at aeration cylinder；The periphery of described aeration cylinder is arranged with urceolus, and described aeration cylinder offers the qi-emitting hole being interconnected with urceolus, and the lower end of described urceolus is communicated with airway, and described airway connects with outside source of the gas.In use, impeller produces powerful centrifugal force, thus in aeration cylinder, form negative pressure, extraneous source of the gas moves to impeller by deflector along the axis direction of the impeller axle of impeller together with current, air-flow and current are the most fused during moving to impeller, crushing bubble at impeller, this utility model can utilize each position of impeller that bubble carries out break process, thus improves the efficiency of molten gas the most again.The most extraneous source of the gas is entered in aeration cylinder by qi-emitting hole so that this utility model can carry out molten gas from radial and axial both direction, improves dissolved-air rate further.
This utility model by being arranged on the lower end of urceolus by airway, so that air-flow moves along direction from bottom to up in urceolus, due to air, this can move in water from bottom to up, therefore this utility model changes the direction that air enters, ensure that the air entered in urceolus can be inhaled into, improve dissolved-air rate further.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the enlarged drawing structural representation in Fig. 1 at A.
Detailed description of the invention
Below by specific embodiment, the utility model is described in further detail, and following example are illustrative, it is impossible to limits protection domain of the present utility model with this.
In conjunction with accompanying drawing, aerator of the present utility model includes jet cylinder 1, aeration cylinder 2 and submersible machine 14, described submersible machine 14 connects impeller axle 4, described impeller axle 4 connects impeller 3, described jet cylinder 1 connects with aeration cylinder 2, described impeller 3 is positioned at aeration cylinder 2, the other end of described aeration cylinder 2 is provided with deflector 5, the central authorities of described deflector 5 are provided with the dead eye that the impeller axle 4 for impeller 3 passes, gas port circle and the pod apertures circle passed through for current it is evenly arranged on described deflector 5, described gas port circle is parallel to each other with the axis of the impeller axle 4 of impeller 3, described gas port circle connects with the source of the gas on the water surface through pipeline；One end of described impeller axle 4 is connected through dead eye with the impeller 3 being positioned at aeration cylinder 2；The periphery of described aeration cylinder 2 is arranged with urceolus 15, and described aeration cylinder 2 offers the qi-emitting hole 16 being interconnected with urceolus 15, and the lower end of described urceolus 12 is communicated with airway 17, and described airway 17 connects with outside source of the gas.In use, impeller produces powerful centrifugal force, thus in aeration cylinder, form negative pressure, extraneous source of the gas moves to impeller by deflector along the axis direction of the impeller axle of impeller together with current, air-flow and current are the most fused during moving to impeller, crushing bubble at impeller, this utility model can utilize each position of impeller that bubble carries out break process, thus improves the efficiency of molten gas the most again.The most extraneous source of the gas is entered in aeration cylinder by qi-emitting hole so that this utility model can carry out molten gas from radial and axial both direction, improves dissolved-air rate further.
This utility model by being arranged on the lower end of urceolus by airway, so that air-flow moves along direction from bottom to up in urceolus, due to air, this can move in water from bottom to up, therefore this utility model changes the direction that air enters, ensure that the air entered in urceolus can be inhaled into, improve dissolved-air rate further.
Further, described airway 17 is also communicated with and arc air-spreading disk 18, described arc air-spreading disk 18 is coated on the periphery of qi-emitting hole 16, some passages are offered on described arc air-spreading disk 18, by arranging arc air-spreading disk 16, make this utility model that air-flow can import to the qi-emitting hole 16 of each position uniformly, thus improve the uniformity of the impeller 3 molten gas of radial direction, improve dissolved-air rate.
Further, described jet cylinder is horn-like.
Further, described gas port circle is the circulus formed by some gas ports 7；Described pod apertures circle is the circulus formed by some pod apertures 8.
Further, described gas port circle and the spaced setting of pod apertures circle, i other words the periphery of a gas port circle arranges a pod apertures circle, the periphery of pod apertures circle arranges a gas port circle again.It is thus possible to improve air-flow and the contact area of current to greatest extent, improve the efficiency of molten gas.
Further, described deflector 5 is equipped with fairing cap 6, described fairing cap 6 includes that shell 10 and inner shell 9, described shell 10 and inner shell 9 are joined together to form airtight cavity, and the central authorities of described shell 10 and inner shell 9 are provided with the through hole that the impeller axle 4 for impeller 3 passes；Being provided with airtight guide shell 11 between described shell 10 and inner shell 9, described guide shell 11 is connected with each other through inner shell 9 and shell 10 with pod apertures 8；It is provided with gas cylinder 12 on described inner shell 9, cavity between described gas cylinder 12, guide shell 11, shell 10 and inner shell 9 is formed and holds air cavity 13, one end of described gas cylinder 12 connects with gas port 8, and the other end of described gas cylinder 12 connects through inner shell 9 with holding air cavity 13；Described appearance air cavity 13 connects with the source of the gas on the water surface through pipeline.Structure of the present utility model designs, directly coordinating fairing cap 6 and deflector 5, while ensureing that air-flow and current can suck aeration cylinder 2, and the installation of minimizing pipeline, decrease the leakage point of air-flow, improve practicality of the present utility model.
Further, it is arranged with bearing in described dead eye, it is simple to reduce the friction between impeller axle and deflector.
Claims (7)
1. an aerator, including jet cylinder, aeration cylinder and submersible machine, described submersible machine connects impeller axle, described impeller axle connects impeller, described jet cylinder connects with aeration cylinder, described impeller is positioned at aeration cylinder, it is characterized in that: the other end of described aeration cylinder is provided with deflector, the central authorities of described deflector are provided with the dead eye that the impeller axle for impeller passes, gas port circle and the pod apertures circle passed through for current it is evenly arranged on described deflector, described gas port circle is parallel to each other with the axis of the impeller axle of impeller, described gas port circle connects with the source of the gas on the water surface through pipeline；One end of described impeller axle is connected through dead eye with the impeller being positioned at aeration cylinder；The periphery of described aeration cylinder is arranged with urceolus, and described aeration cylinder offers the qi-emitting hole being interconnected with urceolus, and the lower end of described urceolus is communicated with airway, and described airway connects with outside source of the gas.
Aerator the most according to claim 1, is characterized in that: described airway is also communicated with and arc air-spreading disk, and described arc air-spreading disk is coated on the periphery of qi-emitting hole, and described arc air-spreading disk offers some passages.
Aerator the most according to claim 1, is characterized in that: described jet cylinder is horn-like.
Aerator the most according to claim 1, is characterized in that: described gas port circle is the circulus formed by some gas ports.
Aerator the most according to claim 4, is characterized in that: described pod apertures circle is the circulus formed by some pod apertures.
Aerator the most according to claim 5, is characterized in that: described gas port circle and the spaced setting of pod apertures circle.
Aerator the most according to claim 6, it is characterized in that: described deflector is equipped with fairing cap, described fairing cap includes that shell and inner shell, described shell and inner shell are joined together to form airtight cavity, and the central authorities of described shell and inner shell are provided with the through hole that the impeller axle for impeller passes；Being provided with airtight guide shell between described shell and inner shell, described guide shell is connected with each other through inner shell and shell with pod apertures；Being provided with gas cylinder on described inner shell, the cavity between described gas cylinder, guide shell, shell and inner shell is formed and holds air cavity, and one end of described gas cylinder connects with gas port, and the other end of described gas cylinder connects through inner shell with holding air cavity；Described appearance air cavity connects with the source of the gas on the water surface through pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620362890.5U CN205603335U (en) | 2016-04-27 | 2016-04-27 | Aeration machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620362890.5U CN205603335U (en) | 2016-04-27 | 2016-04-27 | Aeration machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205603335U true CN205603335U (en) | 2016-09-28 |
Family
ID=56971365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620362890.5U Expired - Fee Related CN205603335U (en) | 2016-04-27 | 2016-04-27 | Aeration machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205603335U (en) |
-
2016
- 2016-04-27 CN CN201620362890.5U patent/CN205603335U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20170427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |