CN208561827U - A kind of efficient rotary-cut mixed flow aerator - Google Patents
A kind of efficient rotary-cut mixed flow aerator Download PDFInfo
- Publication number
- CN208561827U CN208561827U CN201820539415.XU CN201820539415U CN208561827U CN 208561827 U CN208561827 U CN 208561827U CN 201820539415 U CN201820539415 U CN 201820539415U CN 208561827 U CN208561827 U CN 208561827U
- Authority
- CN
- China
- Prior art keywords
- air inlet
- inlet pipe
- mixed flow
- helical blade
- conservancy diversion
- 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.)
- Active
Links
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
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model discloses a kind of efficient rotary-cut mixed flow aerator, including air inlet pipe, water conservancy diversion cutting column, helical blade, outer cylinder and pedestal, the water conservancy diversion cutting column sleeve is provided with several collision protrusions on the outside of the air inlet pipe, the water conservancy diversion cutting column;Outer sleeve is fixedly connected in the outside of water conservancy diversion cutting column with the pedestal below the air inlet pipe;Described first, third helical blade and air hose are rotatablely connected, and the hydraulic shear for rotating generation strengthens the effect of blade cuts bubble, to form a large amount of ultramicro air bubbles and achieve the purpose that improving oxygen-transfer efficiency and gas-liquid-solid three-phase efficiently mixes.Stabilizer blade is provided with below the pedestal, the stabilizer blade is height-adjustable structure, the quantity of the stabilizer blade is three, each stabilizer blade includes bracket and adjusting rod, by the length for adjusting stabilizer blade, the case where bottom of pond is uneven or the situation of bevel structure to cope with, and can guarantee aerator and bottom of pond is firm agrees with, and to make aerator at work be not in shaking.
Description
Technical field
The utility model relates to technical field of waste water processing, more particularly to a kind of energy-efficient rotary-cut mixed flow aerator.
Background technique
Aerobic biological treatment process is widely used in all types of industries waste water and city domestic sewage processing engineering.Aeration is
Its crucial process procedure is realized by aerator and is oxygenated into sewage, provides oxygen for aerobic microbiological decomposing organic matter
And the activity of aerobic microbiological is maintained, in addition, aeration also functions to the effect being stirred, guarantee activated sludge, dissolved oxygen, organic
Pollutant three's comes into full contact with, and improves wastewater treatment efficiency.Blast aeration is the aeration mode that domestic mainstream uses, by air blast
Machine, air-diffuser and airflow pipe composition.According to the Air Bubble Size of generation, air-diffuser can be divided into microbubble
Disperser, middle bubble diffusing apparatus and air pocket disperser.Theoretically, bubble is smaller, and gas liquid interfacial area is bigger, oxygen benefit
It is higher with rate, so microporous diaphragm aerator is widely applied at present with its high usage.However, existing aeration is set
Standby but inevitably to occur being aerated unevenly in aerobic tank in actual moving process, overall dissolved oxygen efficiency is low, pool bottom sludge
It deposits anaerobic, because of the falling off of aerator, blocks, coefficient of oxygen utilization dramatic decrease, high energy consumption, high operating cost caused by aging etc.
The problems such as.
Utility model content
The utility model provides a kind of new and effective rotary-cut mixed flow aerator, to solve to be aerated in aerobic tank in the prior art
Unevenly, the low problem of overall dissolved oxygen efficiency;To achieve the above object, the utility model the following technical schemes are provided:
A kind of efficient rotary-cut mixed flow aerator, including air inlet pipe, water conservancy diversion cutting column, helical blade, outer cylinder and pedestal, institute
It states water conservancy diversion cutting column sleeve and is provided with several collision protrusions on the outside of the air inlet pipe, the water conservancy diversion cutting column;The outer cylinder
It covers in the outside of water conservancy diversion cutting column, and is fixedly connected with the pedestal below the air inlet pipe;The lower section of the pedestal is arranged
There is stabilizer blade, the stabilizer blade is height-adjustable structure.
In a preferred embodiment of the utility model, the quantity of the stabilizer blade is at least three, each stabilizer blade
Including bracket and adjusting screw rod, the rack inner wall is provided with screw thread, and the adjusting screw rod surface or part of the surface are provided with spiral shell
The screw thread of line, screw thread and the rack inner wall on the adjusting screw rod matches.
In a preferred embodiment of the utility model, the quantity of the stabilizer blade is at least three, each stabilizer blade
Including stabilizer blade and adjusting rod, the stabilizer blade is hollow structure, and one end of the adjusting rod is arranged in the bracket, the stabilizer blade
Side wall is provided with threaded hole, passes through the adjusting rod in the fixed stabilizer blade of a matched screw rod.
In a preferred embodiment of the utility model, one first helical-blade is provided with below the water conservancy diversion cutting column
Piece, first helical blade are rotatably connected with the air inlet pipe.
In a preferred embodiment of the utility model, set between the water conservancy diversion cutting column and first helical blade
Be equipped with one second helical blade, second helical blade is fixed in the air inlet pipe, first helical blade with
Buffer distance is provided between second helical blade.
In a preferred embodiment of the utility model, the spiral shell of first helical blade and first helical blade
It is consistent to revolve direction.
In a preferred embodiment of the utility model, the lower end of the air inlet pipe is provided with a current divider, and described point
Flowing device is in hollow inversion vertebral body structure, is provided with current divider supporting plate on the outside of the current divider, and the supporting plate is by the shunting
Device is fixed on the base, and the current divider is used for the interlayer being brought to air between the outer cylinder and the air inlet pipe
In.
In a preferred embodiment of the utility model, one the is provided in the air inlet pipe above water conservancy diversion cutting column
Three helical blades, the third helical blade are rotatably connected with the air inlet pipe.
In a preferred embodiment of the utility model, the collision protrusion be under narrow wide prism structure, be convenient for
Bubble is cut, aqueous vapor is come into full contact with.
In a preferred embodiment of the utility model, the relatively narrow lower part of the collision protrusion direction next to water flow
Deflection.
In a preferred embodiment of the utility model, the collision protrusion is not located in the vertical direction with always
Line.
In a preferred embodiment of the utility model, the upper port of the air inlet pipe is provided with flange, convenient for it is outer
The inlet channel in portion connects.
In a preferred embodiment of the utility model, the efficient rotary-cut mixed flow aerator is non-metallic material,
It prevents by corrosion in water.
In a preferred embodiment of the utility model, the outer cylinder is connected through a screw thread with the pedestal.
By using above-mentioned technical proposal, have the advantages that it compared with prior art
(1) this structure is used to support the pedestal of the aerator in lower section setting one, and there are three length is adjustable for setting on pedestal
The stabilizer blade of section, the stabilizer blade can be provided a supporting role effectively for integral device, reduced the burden to top inlet channel, avoided being aerated
Device is in suspension status for a long time leads to admission line deformation tenesmus, influences aeration effect;Meanwhile increasing adjustable feet structure
It can cope with that bottom of pond is uneven or the situation of bevel structure, by adjusting the length of stabilizer blade, can guarantee that aerator and bottom of pond are firm
Agree with, the case where to make aerator at work be not in shaking, and the device can adjust the height of aerator, make in pond
Multiple aerators are in sustained height, guarantee that aeration tank is integrally aerated uniformly.
(2) being equipped with one on the pipeline close to air inlet exit end can be in around the helical blade of pipeline, air inlet pipe
On vertical direction, air pipeline is connect by air inlet flange with air inlet pipe, and air inlet pipe leads directly to aerator bottom tapping device position,
Air-flow declines the density of local water body in dispersion uphill process, since there are the water flows of density contrast, bottom up to pour in
In aeration cylinder.Gas-liquid mixed flow spiral and is cut under the action of helical blade, and helical blade is simultaneously in the effect of mixed flow
It is lower to start to rotate around aeration cylinder center, and the effect that the hydraulic shear generated also strengthens blade cuts bubble is rotated, thus
A large amount of ultramicro air bubbles are formed, gas-liquid can be further strengthened in the case where not increasing power consumption additionally, only relying on the power of water flow
Gu the efficient mixability of three-phase improves the utilization rate of oxygen, the efficiency in enhanced aeration pond.
(3) one is provided in the air inlet pipe above outer cylinder can surround the helical blade of pipeline, which is mounted on
Gas-liquid mixed exit, helical blade rotate under the action of ascending current, and rotary action can effectively prevent gathering for bubble
Situation, while with the rotation of this blade, the diffusion model of oxygen can be increased using lesser volume to the area of enlargement gas around
It encloses, is conducive to the comprehensive aeration for improving aeration tank, reduces the space occupied of aerator.
(4) outer surface of water conservancy diversion cutting column is provided with multiple collision protrusions, the collision protrusion narrow wide prism under being in
Structure is provided with helical blade because cutting in water conservancy diversion below column, the spiral rising of spiraling in uphill process of gas-liquid mixed flow, this
The lower narrow portion of collision protrusion is deflected to the direction that water flow is come in scheme, can effectively enhance cutting effect, reduce simultaneously
The resistance of water flow screw, advantageously forms recycle stream, to drive the rotation of the first helical blade and third helical blade.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram;
Fig. 2 is the overlooking structure diagram that water conservancy diversion cuts column in the utility model;
Fig. 3 is third helical blade structure schematic diagram in the utility model;
Fig. 4 is the second helical blade structure schematic diagram in the utility model;
Fig. 5 is the first helical blade structure schematic diagram in the utility model;
Fig. 6 is current divider overlooking structure diagram in the utility model;
Label declaration
1- flange, 2- air inlet pipe, 3- third helical blade, 4- water outlet, 5- outer cylinder, 6- water conservancy diversion cut column, the second spiral shell of 7-
Vane piece, the first helical blade of 8-, 9- current divider, 10- current divider support plate, 11- pedestal, 12- bracket, 13- adjusting rod, 14-
Water inlet.
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, in conjunction with following explanation,
The advantages of the utility model and feature will be apparent from, it should be noted that attached drawing is all made of very simplified form and non-essence
Quasi- ratio, only to facilitate the apparent purpose for aiding in illustrating the present embodiment.
Please refer to Fig. 1 to Fig. 6, a kind of new and effective rotary-cut mixed flow aerator provided by the utility model, including air inlet pipe
2, water conservancy diversion cutting column 6, outer cylinder 5 and pedestal 11, in which:
Air inlet pipe 2 be a tube body, have at the upper port of air inlet pipe 2 one for connection flange 1;
It is a tube body that water conservancy diversion, which cuts column 6, and internal diameter and the outer diameter of air inlet pipe 2 are equal in magnitude, and water conservancy diversion cuts 6 sets of column in air inlet
The outside of pipe 2, and the length of water conservancy diversion cutting column 6 is less than the length of air inlet pipe 2, is provided in the outside of water conservancy diversion cutting column 6 multiple
Collision protrusion 61 collides narrow wide prism structure under protrusion 61 is, appearance of the collision protrusion 61 perpendicular to water conservancy diversion cutting column 6
Face;
5 sets of the outer cylinder outsides in water conservancy diversion cutting column 6, the both ends of outer cylinder 5 are hatch frame, and water conservancy diversion cuts the length of column 6
Greater than the length of water conservancy diversion cutting column 6;
The lower section of water conservancy diversion cutting column 6 and air inlet pipe 2 is arranged in pedestal 11, is connect by screw thread with outer cylinder 5, the lower section of pedestal
It is provided with opening, for entering liquid in the structure above pedestal, is provided with the stabilizer blade of adjustable in length on the pedestal 11.
Specifically, 12 quantity of bracket is three, and each stabilizer blade includes bracket 12 and adjusting rod 13, and bracket 12 is opened for lower end
The pipe structure of mouth, the inner surface of bracket 12 are provided with screw thread, and there is the inner surface screw thread with bracket 12 in the outer surface of adjusting rod 13
The screw thread to match, wherein the screw thread of the outer surface of adjusting rod 13 can be arranged in the end sections above bracket 12,
It can be arranged in the surface entire body of adjusting rod 13, adjusting rod 13 can be adjusted by rotation in the position of the inside of bracket 12.
The embodiment of above-mentioned bracket is not limited to this, another embodiment presented below, and 12 quantity of bracket is three,
Each stabilizer blade includes bracket 12 and adjusting rod 13, and bracket 12 is the pipe structure of lower ending opening, in bracket 12 close to lower port
Place is provided with a threaded hole, inside reciprocable of the adjusting rod 13 in bracket 12, the screw rod to match using one with threaded hole
Can position of the secured adjusted bar 13 in bracket provide support to control the height of stabilizer blade for aerator, be in aerator
Vertical state.
In a preferred embodiment of the utility model, it is arranged in the lower section of water conservancy diversion cutting column 6, the outer surface of air inlet pipe 2
There is the first helical blade 8, which includes three fan leafs, the connection between 2 outside of the first helical blade 8 and air inlet pipe
Place, for reducing the shaft connection of friction, can be relatively rotated by one between the first helical blade 8 and air inlet pipe 2.
Cutting between column 6 and the first helical blade 8 in water conservancy diversion further includes one second helical blade 7, which includes
Four fan leafs, the fan leaf of the device is identical as the hand of spiral of fan leaf of the first helical blade 8, the second helical blade 7
To be fixedly connected between air inlet pipe 2, the second helical blade 7 can not be relatively rotated with air inlet pipe 2.
In a preferred embodiment of the utility model, it is arranged in the top of water conservancy diversion cutting column 6, the outer surface of air inlet pipe 2
There is a third helical blade 3, which includes three fan leafs, the company between 2 outside of third helical blade 3 and air inlet pipe
Place is met by one for reducing the shaft connection of friction, can be relatively rotated between third helical blade 8 and air inlet pipe 2.
In a preferred embodiment of the utility model, being provided with one between the outlet end and pedestal 11 of air inlet pipe 2 is in
The current divider 9 of inverted conical structure, current divider 9 are hollow structure, and there are four current divider support plates for the external setting of current divider 9
10, current divider 9 is fixed on the pedestal 11 in 2 exit of air inlet pipe by the supporting role of current divider support plate 10, at this time current divider 9
It is in the space that outer cylinder 5, pedestal 11 and air inlet pipe 2 surround.
Structure involved in this programme is PA66+30%GF material, is effective against the corrosion of sewage.
It should be appreciated that the above-mentioned scheme being previously mentioned is the specific embodiment that help understands and provides, such as flabellum and branch
The quantity of fagging is not limited to the above embodiment, and those skilled in the art are equal according to the change that the enlightenment that this programme obtains is made
It should fall into the protection scope of this programme.
This programme is described in further detail below in conjunction with the workflow of the utility model:
As described in Figure 1, aerator has base support 12 to be vertically installed at aeration tank bottom, according to the concave-convex situation on bottom of pond ground
The length of adjusting rod 13 is determined, to promote or reduce the height of aerator;Air pipeline by flange 1 at air inlet with into
Tracheae 2 connects, and air inlet pipe 2 is led directly at the current divider 9 of aerator bottom, and air-flow makes local water body in dispersion uphill process
Density decline, since there are density contrast, it is empty that the water flow of bottom up pours in the interlayer formed between water conservancy diversion cutting column 6 and outer cylinder 5
Between in, gas-liquid mixed flow cuts biggish bubble under the action of the second helical blade 7 is with the first helical blade 8, meanwhile,
Because fan leaf helically structure, plays the role of water conservancy diversion to the gas-liquid mixed flow of rising, keep gas-liquid mixed flow with spiral upward
State rises, and during spiral, gas-liquid mixed flow is in contact with collision protrusion 61, and the gas in liquid is carried out into one
Step cutting, so that air is quickly dissolved into water, drives since the velocity head of liquid at this time switchs to pressure head while eddy flow
Third helical blade 3 rotates, and the hydraulic shear for rotating generation cut again, bubble crushing and the gas-liquid mixed flow expansion for making atomization
It dissipates and rises, will form recycle stream in the region centered on aerator at the same time, can strengthen significantly and bottom section is stirred
The effect of mixing, sludge-tank bottom are not deposited.
During gas-liquid mixed flow spiral, the first helical blade 8 will do it rotation under the drive of water flow, with
The rotation of first helical blade 8, and rotate the hydraulic shear generated and also strengthen the effect of blade cuts bubble, to be formed
A large amount of ultramicro air bubbles simultaneously achieve the purpose that gas-liquid-solid three-phase efficiently mixes.
It is rotated in the space that water conservancy diversion cuts between column 6 and outer cylinder 5 because when being aerated operation, gas-liquid mixed flow is spiral
It rises, in order to keep the cutting effect of collision protrusion 61 more preferable, the sharp parts of 61 lower section of collision protrusion is surpassed to gas-liquid mixed flow
Direction do appropriate deflection, to reduce to the resistance of gas-liquid mixed flow.
The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to
The embodiment above, even if various changes can be made to the utility model, if these variations belong to the utility model claims
And its within the scope of equivalent technologies, then still fall among the protection scope of the utility model.
Claims (13)
1. a kind of efficient rotary-cut mixed flow aerator, which is characterized in that including air inlet pipe, water conservancy diversion cutting column, helical blade, outer cylinder with
And pedestal, the water conservancy diversion cutting column sleeve are provided with several collision protrusions on the outside of the air inlet pipe, the water conservancy diversion cutting column;
Helical blade is provided in the air inlet pipe;The outer sleeve the water conservancy diversion cutting column outside, and under the air inlet pipe
The pedestal of side is fixedly connected;Stabilizer blade is provided with below the pedestal, the stabilizer blade is height-adjustable structure.
2. a kind of efficient rotary-cut mixed flow aerator according to claim 1, which is characterized in that the quantity of the stabilizer blade is at least
It is three, each stabilizer blade includes bracket and adjusting rod, and the rack inner wall is provided with screw thread, the adjusting rod surface or portion
Point surface is provided with screw thread, and the screw thread of screw thread and the rack inner wall on the adjusting rod matches.
3. a kind of efficient rotary-cut mixed flow aerator according to claim 1, which is characterized in that the quantity of the stabilizer blade is at least
It is three, each stabilizer blade includes bracket and adjusting rod, and the bracket is hollow structure, and one end setting of the adjusting rod exists
In the bracket, the rack side wall is provided with threaded hole, passes through the tune in the fixed bracket of a matched screw rod
Pole.
4. a kind of efficient rotary-cut mixed flow aerator according to claim 1, which is characterized in that below the water conservancy diversion cutting column
It is provided with one first helical blade, first helical blade is rotatably connected with the air inlet pipe.
5. a kind of efficient rotary-cut mixed flow aerator according to claim 4, which is characterized in that the water conservancy diversion cutting column and institute
It states and is provided with one second helical blade between the first helical blade, second helical blade is fixed at the air inlet pipe
On, buffer distance is provided between first helical blade and second helical blade.
6. a kind of efficient rotary-cut mixed flow aerator according to claim 5, which is characterized in that first helical blade with
The hand of spiral of first helical blade is consistent.
7. a kind of efficient rotary-cut mixed flow aerator according to claim 1, which is characterized in that the lower end of the air inlet pipe is set
It is equipped with a current divider, the current divider is in hollow inverted conical structure, it is provided with current divider supporting plate on the outside of the current divider,
The supporting plate is fixed on the base by the current divider, the current divider be used to for air being brought to the outer cylinder with it is described
In interlayer between air inlet pipe.
8. a kind of efficient rotary-cut mixed flow aerator according to claim 1, which is characterized in that above the water conservancy diversion cutting column
Air inlet pipe on be provided with third helical blade, the third helical blade is rotatably connected with the air inlet pipe.
9. a kind of efficient rotary-cut mixed flow aerator according to claim 1, which is characterized in that the collision protrusion is narrow under being
Upper wide prism structure comes into full contact with aqueous vapor convenient for cutting bubble.
10. a kind of efficient rotary-cut mixed flow aerator according to claim 9, which is characterized in that it is described collision protrusion compared with
The direction that narrow lower part is come to water flow deflects.
11. a kind of efficient rotary-cut mixed flow aerator according to claim 1, which is characterized in that the collision protrusion is perpendicular
Histogram is not located at same straight line upwards.
12. a kind of efficient rotary-cut mixed flow aerator according to claim 1, which is characterized in that the efficient rotary-cut mixed flow
Aerator is non-metallic material, is avoided by corrosion in water.
13. a kind of efficient rotary-cut mixed flow aerator according to claim 1, which is characterized in that the outer cylinder and the bottom
Seat is connected through a screw thread.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820539415.XU CN208561827U (en) | 2018-04-16 | 2018-04-16 | A kind of efficient rotary-cut mixed flow aerator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820539415.XU CN208561827U (en) | 2018-04-16 | 2018-04-16 | A kind of efficient rotary-cut mixed flow aerator |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208561827U true CN208561827U (en) | 2019-03-01 |
Family
ID=65480420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820539415.XU Active CN208561827U (en) | 2018-04-16 | 2018-04-16 | A kind of efficient rotary-cut mixed flow aerator |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208561827U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108455721A (en) * | 2018-04-16 | 2018-08-28 | 浙江聚源环保科技有限公司 | A kind of efficient rotary-cut mixed flow aerator |
CN109835978A (en) * | 2019-03-05 | 2019-06-04 | 宜兴市绿洲橡塑制品有限公司 | A kind of Novel aerator |
-
2018
- 2018-04-16 CN CN201820539415.XU patent/CN208561827U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108455721A (en) * | 2018-04-16 | 2018-08-28 | 浙江聚源环保科技有限公司 | A kind of efficient rotary-cut mixed flow aerator |
CN108455721B (en) * | 2018-04-16 | 2024-04-09 | 浙江聚源环保科技有限公司 | High-efficiency rotary-cut mixed flow aerator |
CN109835978A (en) * | 2019-03-05 | 2019-06-04 | 宜兴市绿洲橡塑制品有限公司 | A kind of Novel aerator |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108455721A (en) | A kind of efficient rotary-cut mixed flow aerator | |
US6032931A (en) | Apparatus for selective aeration | |
CN202968244U (en) | Jet aerator | |
CN108854823A (en) | A kind of high efficient gas and liquid mixing arrangement | |
CN208561827U (en) | A kind of efficient rotary-cut mixed flow aerator | |
CN206692350U (en) | Hoisting type jetstream whirl combines aerator | |
KR101012273B1 (en) | The highly efficient rotary eddy flow typed surface aerator and the wastewater treatment method with thereof | |
CN206486342U (en) | A kind of high-efficiency cyclone aerator | |
CN200967774Y (en) | Oxygenating rotary ejector | |
CN108751457A (en) | Rotate freely the jet aerator of agitating function | |
CN108328786A (en) | A kind of water treatment facilities and method for treating water | |
CN209052467U (en) | A kind of high efficiency aerator for sewage treatment | |
CN108585178B (en) | Ultra-micro bubble generator | |
CN203461870U (en) | Ozone oxidation device for processing secondary biological treatment effluent of urban sewage plant | |
CN209276218U (en) | Recycle current flow fixed bed aerobic biofilter | |
CN106430550B (en) | A kind of small-sized villages and small towns sewage treatment integral modular device | |
CN205627679U (en) | Dissolved oxygen appearance | |
CN105293678B (en) | A kind of anti-clogging microbubble aerator for sewage disposal | |
CN209065520U (en) | A kind of full tingia piece rotational flow aeration device | |
CN201280475Y (en) | Rotational flow-jetting high-efficiency aeration head | |
CN207891135U (en) | A kind of ecological running water equipment in situ | |
CN208561829U (en) | A kind of device for generating super-fine air bubble | |
CN209052466U (en) | A kind of aerator for sewage treatment | |
CN109368772A (en) | Recycle current flow fixed bed aerobic biofilter | |
CN209507726U (en) | A kind of dedicated aerator of sludge organism leaching |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |