CN202272770U - Submerged type multi-pipe jet flow aerator - Google Patents
Submerged type multi-pipe jet flow aerator Download PDFInfo
- Publication number
- CN202272770U CN202272770U CN2011204154814U CN201120415481U CN202272770U CN 202272770 U CN202272770 U CN 202272770U CN 2011204154814 U CN2011204154814 U CN 2011204154814U CN 201120415481 U CN201120415481 U CN 201120415481U CN 202272770 U CN202272770 U CN 202272770U
- Authority
- CN
- China
- Prior art keywords
- flow guiding
- spray tube
- sunk
- pipe
- inner chamber
- 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
Links
Images
Classifications
-
- 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 relates to a submerged type multi-pipe jet flow aerator, which comprises an inner cavity and an outer cavity, wherein the inner cavity is provided with a sewage inlet, and the outer cavity is provided with an air inlet. The inner cavity is respectively communicated with a plurality of spray pipes which respectively penetrate through the outer cavity, pipe openings are inclined downwards, outer pipe walls of the spray pipes are in sealing connection with a wall of the outer cavity, the spray pipes are provided with air suction holes communicated with the outer cavity, one inner pipe opening of each spray pipe is provided with a nozzle, and the spray pipes are distributed in a radial shape. The submerged type multi-pipe jet flow aerator enables oxygen and sewage to be fully dissolved, enables flushing area of a pool to be large, and has a good agitating capability on the pool.
Description
Technical field
The utility model relates to a kind of sewage disposal device, especially relates to a kind of aerator.
Background technology
In water treatment field, generally improve to be processed traditionally and contain the oxygen rate in the sewage with the method for blast aeration and mechanical aeration.But these method energy requirements are bigger, and complex structure, and the utilization ratio of oxygen is lower.Contain the oxygen rate for what improve sewage, people have also invented various jet aerators, are that the Chinese patent of CN101993145A discloses a kind of jet aerator like publication number.This invention relates to a kind of aerator.The object of the invention provides a kind of oxygen mass transfer coefficients height, dissolved oxygen speed is fast and mixing and stirring and the good a kind of jet aerator of oxidation effect.This invention realizes that the technical scheme of goal of the invention is, comprises inlet pipe, water jet, and the air water mixing section, trunnion section and expansion section Taper Pipe are provided with wire netting in the exit of diffusing cone pipeline section.Publication number is that the Chinese patent of CN201834801U discloses a kind of jet aerator; It comprises the venturi tube that an end is connected with water inlet pipe; Venturi tube is provided with the inlet pipe I that communicates with it; The other end of inlet pipe I and atmosphere is characterized in that: the other end of said venturi tube is connected with forced gas supply formula jet-flow aeration head.Above-mentioned these jet aerators all adopt the form of single tube; It in use; With regard to single tube, the efficient of its oxygenation rises to some extent, but its constructional feature has determined that it is less to stirring ability of pond; To the pond to wash away area limited, the dissolution rate of oxygen also remains further to be improved simultaneously.
Summary of the invention
The utility model mainly is that the solution existing in prior technology is less to the agitation capability in pond; To the pond to wash away area limited; The technical problem that the dissolution rate of oxygen is not high; Provide a kind of oxygen and sewage fully to dissolve, to big, the good sunk multitube jet aerator that washes away area in pond to the agitation capability in pond.
The above-mentioned technical problem of the utility model mainly is able to solve through following technical proposals: a kind of sunk multitube jet aerator, it is characterized in that it comprises inner chamber, exocoel, and inner chamber is provided with a sewage import; Exocoel is provided with an air; Inner chamber is connected with several spray tubes respectively, and spray tube passes exocoel respectively, and the mouth of pipe is oblique down; The outer tube wall and the outer chamber wall of spray tube are tightly connected; Spray tube is provided with the aspirating hole that communicates with described exocoel, and the inner spout of each spray tube is equipped with a nozzle, and spray tube distributes radially.Dynamic medium (being sewage) gets into inner chamber through the sewage import.This medium descends through nozzle pressure, and flow velocity increases.The interval of the minimum static pressure of tool is after nozzle.Sewage sprays from nozzle, utilizes it to produce negative pressure at a high speed, causes vacuum; Taken out medium (being pressurized air) in this entering, the violent mixing, the kinetic energy of kinetic current has been passed to is taken out medium flow; Form dissolved air water,, in the aeration tank, produce the effect of intensive turbulences from mouth of pipe ejection; A large amount of oxygen in water, are accomplished the efficient transfer of oxygen with trickle gas bubble.When not needing aeration oxygen replenishing, close inlet mouth, this moment, ejector only played stirring action.
As preferably, the entrance end of described nozzle is provided with some blades that are obliquely installed.Dynamic medium receives the blade effect when entering into nozzle, produce rotation; Dynamic medium advances in the shape of a spiral, can better bring into and taken out medium and mixing with it, and two media acutely mixes in the mixing zone; Air is ground into extremely small bubble, to reach the better mixing effect.
As preferably, described spray tube is made up of water inlet air inlet section, mixing section and diffusor from the feed-water end to the water side successively, and described nozzle and aspirating hole are located at into water air inlet section, and described mixing section and diffusor are respectively columnar structure and horn-like structure.Empty G&W is after mixing section carries out thorough mixing, and under the effect of the diffusor of horn-like structure, the current of ejection are spread, and air and the current to postorder have induced effect simultaneously, advances one one and has promoted the effect that vacuumizes.
As preferably, described inner chamber top is crown flow guiding head, and the inboard of crown flow guiding head is the concave surface that is used for the current water conservancy diversion, and the outside is the convex surface that is used for air flow guiding.This crown flow guiding head inboard has guide effect to current, and the outside has guide effect to air-flow makes this equipment when working, and air-flow, current are more smooth and easy, stable, also reach energy-conservation effect simultaneously.
The beneficial effect that brings of the utility model is; It is less to the agitation capability in pond to have solved existing in prior technology; To the pond to wash away area limited, the technical problem that the dissolution rate of oxygen is not high has realized that a kind of oxygen and sewage can fully dissolve; Big, the good sunk multitube jet aerator that washes away area to the pond to the agitation capability in pond.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the utility model.
Embodiment
Pass through embodiment below, and combine accompanying drawing, do further bright specifically the technical scheme of the utility model.
Embodiment: as shown in Figure 1; The utility model is a kind of sunk multitube jet aerator, and it comprises inner chamber 1, exocoel 2, and inner chamber is provided with a sewage import 6; Exocoel is provided with an air 4; Inner chamber top is crown flow guiding head 3, and the inboard of crown flow guiding head 3 is the concave surface that is used for the current water conservancy diversion, and the outside is the convex surface that is used for air flow guiding.Inner chamber is connected with several spray tubes that distribute radially 5 respectively, and spray tube passes exocoel respectively, and the mouth of pipe is oblique down, and spray tube is made up of water inlet air inlet section, mixing section 54 and diffusor 55 from the feed-water end to the water side successively.Water inlet air inlet section is provided with a nozzle 51; The entrance end of nozzle is provided with 3 blades that are obliquely installed 53; The tube wall of water inlet air inlet section is provided with an aspirating hole 52; Spray tube is connected with described exocoel through this aspirating hole, and the outer tube wall and the outer chamber wall of spray tube are tightly connected, and described mixing section and diffusor are respectively columnar structure and horn-like structure.
Ejector is self-priming, and without any need for mechanical moving element, its mode of action is fully according to principle of hydrodynamics during work.Ejector is rheological properties (like temperature, total suspended solid(s) (TSS) etc.) and the design according to active sludge, to reach a suitable air water ratio.High biochemical oxygen demand based on high concentration organic sewage; And in height growing of modern sewage biochemical treatment facility; The dynamic medium jet becomes air into many trickle bubbles under low power pressure; This air-water mixture is ejected into the bottom, aeration tank intensely, has guaranteed the thorough mixing of the inclusion in fine oxygen transfer and the aeration tank.Even under the very high situation of the dried solid matter content in sewage, also can keep flow velocity, prevent that dried solid matter from sinking to the bottom.
Sunk multitube jet aerator advantage: oxygen transfer efficiency is high: small bubble and high turbulent flow increase the gas-to-liquid contact area greatly; Do not have mechanical moving element, need not maintenance basically; Durable in use; Do not have deposition in the aeration tank: powerful jet tiltedly points to the bottom, aeration tank, stops the intracisternal material deposition; Do not have sealing problem: when sewage work did not work, water gets into airflow pipe, and was without any side effects; When equipment restarted, the liquid in the pipe was driven away in the effect of carrying secretly of ejector.
Claims (5)
1. a sunk multitube jet aerator is characterized in that it comprises inner chamber (1), exocoel (2), and inner chamber is provided with a sewage import (6); Exocoel (2) is provided with an air (4); Inner chamber is connected with several spray tubes (5) respectively, and spray tube (5) passes exocoel respectively, and the mouth of pipe is oblique down; The outer tube wall and the outer chamber wall of spray tube are tightly connected; Spray tube is provided with the aspirating hole (52) that communicates with described exocoel, and the inner spout of each spray tube is equipped with a nozzle (51), and spray tube distributes radially.
2. a kind of sunk multitube jet aerator according to claim 1 is characterized in that the entrance end of described nozzle is provided with some blades that are obliquely installed (53).
3. a kind of sunk multitube jet aerator according to claim 1 and 2; It is characterized in that described spray tube is made up of water inlet air inlet section, mixing section (54) and diffusor (55) successively from the feed-water end to the water side; Described nozzle (51) and aspirating hole (52) are located at into water air inlet section, and described mixing section and diffusor are respectively columnar structure and horn-like structure.
4. a kind of sunk multitube jet aerator according to claim 1 and 2 is characterized in that described inner chamber top is crown flow guiding head (3), and the inboard of crown flow guiding head is the concave surface that is used for the current water conservancy diversion, and the outside is the convex surface that is used for air flow guiding.
5. a kind of sunk multitube jet aerator according to claim 3 is characterized in that described inner chamber top is crown flow guiding head, and the inboard of crown flow guiding head is the concave surface that is used for the current water conservancy diversion, and the outside is the convex surface that is used for air flow guiding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204154814U CN202272770U (en) | 2011-10-27 | 2011-10-27 | Submerged type multi-pipe jet flow aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204154814U CN202272770U (en) | 2011-10-27 | 2011-10-27 | Submerged type multi-pipe jet flow aerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202272770U true CN202272770U (en) | 2012-06-13 |
Family
ID=46193143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204154814U Expired - Fee Related CN202272770U (en) | 2011-10-27 | 2011-10-27 | Submerged type multi-pipe jet flow aerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202272770U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109133238A (en) * | 2018-08-21 | 2019-01-04 | 薛光兵 | A kind of sanitary sewage aerator convenient for increasing working efficiency and energy self power generation |
-
2011
- 2011-10-27 CN CN2011204154814U patent/CN202272770U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109133238A (en) * | 2018-08-21 | 2019-01-04 | 薛光兵 | A kind of sanitary sewage aerator convenient for increasing working efficiency and energy self power generation |
| CN109133238B (en) * | 2018-08-21 | 2021-12-03 | 浙江环艺电子科技有限公司 | Aeration machine for domestic sewage convenient to increase work efficiency and can generate electricity |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201890803U (en) | Jet aerator | |
| WO2013007094A1 (en) | Centrifugal combined aeration machine | |
| CN201908001U (en) | Novel jet aerator | |
| CN201981065U (en) | Micro-nano jet aerator | |
| CN203807246U (en) | Compound multistage jet flow aeration device | |
| JP2014097449A (en) | Through-flow pump ultrafine bubble flow supply device | |
| CN103086526A (en) | Underwater ozone aerator | |
| CN206692350U (en) | Hoisting type jetstream whirl combines aerator | |
| CN202226721U (en) | Improved disc jet flow aerator | |
| CN203530035U (en) | Jet aerator | |
| CN106430661A (en) | Flow-generating type aerator and aerating system | |
| JP2002059186A (en) | Water-jet type fine bubble generator | |
| RU2593605C1 (en) | Device for aeration of water | |
| CN202465400U (en) | Diffusion tube of submersible aeration machine | |
| CN207371376U (en) | Micro-nano jet aerator | |
| CN202272770U (en) | Submerged type multi-pipe jet flow aerator | |
| CN203373191U (en) | Underwater pump-type impeller aeration machine | |
| CN102730854A (en) | Centrifugal self-suction mixing inverted umbrella-type aerator | |
| CN109368824A (en) | Efficient jet aerator | |
| CN215365341U (en) | Sewage treatment device | |
| CN102249430B (en) | Centrifugal combined type aeration automatic aerator | |
| CN204237618U (en) | Water pressure energy gradient utilizes jet aerator | |
| CN202124525U (en) | Efficient jet aerator | |
| CN107226539A (en) | A kind of efficiently anti-stifled eddy flow Combined jet aerator | |
| CN209178095U (en) | Efficient jet aerator |
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: 20120613 Termination date: 20151027 |
|
| EXPY | Termination of patent right or utility model |