CN213569701U

CN213569701U - High-efficiency aerator

Info

Publication number: CN213569701U
Application number: CN202022328995.8U
Authority: CN
Inventors: 郑芳花
Original assignee: Guangdong Yinghua Environmental Technology Co ltd
Current assignee: Guangdong Yinghua Environmental Technology Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-06-29
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a high-efficient aerator, including the aerator body, both ends are equipped with delivery port and water inlet respectively about the aerator body, aerator body upper portion is for leaking hopper-shaped, well lower part is cylindric, this internal middle part position of aerator rotates and installs the pivot, pivot middle part coaxial arrangement has the rotation wheel, lie in the both ends coaxial arrangement who rotates the wheel in the pivot and have a plurality of stirring wheels, rotate the wheel below and install a plurality of water conservancy diversion leaves around the equidistant distribution of circumferencial direction, it installs the intake pipe to inlay between the water conservancy diversion leaf and establish, the intake pipe is connected with outside air pump, and the gas outlet position of intake pipe corresponds to and rotates the wheel blade, aerator body top fixed mounting has the gas pocket board, the gas pocket diameter on the gas pocket board is not. Through adopting above-mentioned setting, have and to force the mixture with air water, improve the advantage of air water mixing efficiency greatly.

Description

High-efficiency aerator

Technical Field

The utility model relates to an aerator technical field, concretely relates to high-efficient aerator.

Background

The aerator is a pipeline device commonly used in the field of sewage treatment, in the sewage treatment, aerobic reaction is usually needed to remove organic matters in sewage, the aerobic reaction is usually carried out in an aerobic tank, and the aerator is a treatment device which utilizes aerobic microorganisms in the sewage to digest and degrade the organic matters in the sewage in the presence of free oxygen (molecular oxygen) so as to stabilize and make the organic matters harmless. At present, an aeration pipe is generally arranged at the bottom of an aerobic tank, air is conveyed into the aeration pipe arranged at the bottom of the tank through an air conveying pipeline by using an air blower, the air is dispersed and escaped in a bubble form, and oxygen is dissolved into water at a gas-liquid interface to provide oxygen for aerobic reaction. The more bubbles generated by diffusion of the amount of gas per unit volume, the larger the contact surface between the gas and the liquid, and the higher the efficiency of oxygen transfer.

However, the existing aerator cannot improve the contact area of the bubbles and water well in the using process, the aeration efficiency is not high, oxygen cannot be dissolved rapidly, the dissolving amount of the oxygen in the water is not high, and the sewage treatment efficiency is further low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a high-efficiency aerator, which aims to solve the problems in the prior art.

The utility model adopts the technical proposal that:

the utility model provides a high-efficient aerator, includes the aerator body, both ends are equipped with delivery port and water inlet respectively about the aerator body, aerator body upper portion is for leaking hopper-shaped, and well lower part is cylindric, this internal middle part position of aerator rotates and installs the pivot, pivot middle part coaxial arrangement has the rotation wheel, lie in the pivot rotate the both ends coaxial arrangement of wheel and have a plurality of stirring wheels, rotate the wheel below and install a plurality of water conservancy diversion leaves around the equidistant distribution of circumferencial direction inlay between the water conservancy diversion leaf and establish and install the intake pipe, the intake pipe is connected with outside air pump, just the gas outlet position of intake pipe corresponds to rotate the wheel blade, aerator body top fixed mounting has the gas pocket board, the gas pocket diameter on the gas pocket board is not of uniform size.

Further, a plurality of cutting columns which are distributed at equal intervals around the circumferential direction are fixedly arranged at the upper part in the aerator body.

Further, the cutting columns are arranged in an upper row and a lower row on the aerator body, and the cutting columns in the upper row and the cutting columns in the lower row are arranged in a staggered mode by a certain angle.

Further, the shape of the blade of the rotating wheel is rectangular.

Further, the blades of the stirring wheel are fan-shaped.

Further, the vertical section of the guide vane is in an irregular shape formed by a plurality of sections of arc-shaped surfaces with different radiuses.

Further, four stirring wheels are coaxially installed on the rotating shaft, and the left end and the right end of each rotating wheel are symmetrically arranged in pairs.

Furthermore, supporting blocks are arranged at two ends of the rotating shaft in the aerator body and fixedly connected with the aerator body.

The utility model has the advantages that:

the utility model discloses a this internal water conservancy diversion leaf that sets up at the aerator, the straight-flow water that the water conservancy diversion leaf will inhale in it converts the whirl into, this internal rotation wheel that is provided with of aerator, pivot and stirring wheel, it can convert the air current power of intake pipe gas outlet department into torque force and take place the rotation to rotate to make the stirring wheel follow the rotation, and then carry out abundant mixed stirring with air water, the area of contact of gas and water has been improved, the gas dissolution rate in aqueous has been accelerated, then air water carries out the air water cutting through the cutting post, further air water mixing efficiency has been accelerated, then flow out on the gas pocket board at aerator body top, this internal whole action of aerator can carry out the forced mixing with air water, improve air water mixing efficiency greatly.

Drawings

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings, in which:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

in the figure: 1. an aerator body; 2. a water outlet; 3. a water inlet; 4. a rotating shaft; 5. a rotating wheel; 6. a stirring wheel; 7. a guide vane; 8. an air inlet pipe; 9. an air outlet; 10. a gas hole plate; 11. air holes; 12. cutting the column; 13. and (7) a supporting block.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings and technical solutions needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1 to 3, a high-efficiency aerator comprises an aerator body 1, wherein a water outlet 2 and a water inlet 3 are respectively arranged at the upper end and the lower end of the aerator body 1, the opening diameter of the water outlet 2 is larger than that of the water inlet 3, and the purpose of the high-efficiency aerator is to facilitate the rapid discharge of water and oxygen after the water and oxygen are fully dissolved in the aerator body 1. Therefore, the upper part of the aerator body 1 is funnel-shaped, and the middle and lower parts are cylindrical.

Pivot 4 is installed to the middle part position in the aerator body 1, is located 4 both ends of pivot and installs supporting shoe 13, and supporting shoe 13 and aerator body 1 fixed connection, and pivot 4 rotates to be connected in supporting shoe 13, supports to go up to install sealed ball bearing with the rotation junction of pivot 4 on the piece, can support pivot 4 and rotate to reduce pivoted rotation resistance, guarantee that pivot 4 rotates steadily.

Referring to fig. 1 to 3, a rotating wheel 5 is coaxially installed in the middle of a rotating shaft 4, the rotating wheel 5 is connected with the rotating shaft 4 through a flat key, so that when the rotating wheel 5 rotates, torque force is transmitted to the rotating shaft 4 through the flat key, the rotating shaft 4 synchronously rotates along with the rotating wheel 5, two ends of the rotating wheel 5 are positioned at axial positions by using snap springs, the rotating wheel 5 is prevented from sliding left and right on the rotating shaft 4 in the rotating process, the blades of the rotating wheel 5 are rectangular, and the size of the blades is much larger than that of the stirring wheel 6, so that the blades of the rotating wheel 5 are rectangular, the flow force caused by high-speed flow of gas in an air inlet pipe 8 can be better received, and the air outlet 9 of the air inlet pipe 8 is arranged at the blades at one end of the rotating wheel 5, so that the rotating wheel 5 can rapidly rotate by itself.

Four stirring wheels 6 are coaxially arranged at two ends of the rotating wheel 5 on the rotating shaft 4, and the stirring wheels 6 are symmetrically arranged at the left end and the right end of the rotating wheel 5. The stirring wheels 6 are fixedly connected with the rotating shaft, and when the rotating wheels 5 rotate and drive the rotating shaft 4 to rotate, the stirring wheels 6 can be driven to rotate simultaneously, and the rotation plays a role in transmission. The blade shape of the stirring wheel 6 is fan-shaped, so that when external water and gas enter the aerator body 1, the stirring wheel 6 can stir the gas, the gas can be scattered in the stirring process, the contact area of the gas and the water is increased, and the amount of the gas which can be dissolved in the liquid is larger.

Referring to fig. 1 to 3, a plurality of guide vanes 7 are installed below a rotating wheel 5 and are distributed at equal intervals around the circumferential direction, the vertical cross section of each guide vane 7 is in an irregular shape formed by a plurality of arc-shaped surfaces with different radiuses, an air inlet pipe 8 extends into an aerator body 1, negative pressure can be formed at a water inlet 3 of the aerator body 1 when the air inlet pipe 8 outputs air, pressure difference is formed by the strong pressure of the air inlet pipe 8, water is sucked into the water inlet 3 and enters the irregular guide vanes 7, and the irregular curved surfaces on the guide vanes 7 collide with each other, so that rotational flow can be formed, and the purpose of the air-water mixing acceleration efficiency is also achieved. A mixing area is arranged between the guide vanes 7 and the air hole plate 10 in the aerator body 1, and the air and the water are forcibly mixed in the area, so that the air-water mixing efficiency is improved.

An air inlet pipe 8 is arranged between the guide vanes 7, an air inlet of the air inlet pipe 8 is connected with an external air pump, and an air outlet 9 of the air inlet pipe 8 corresponds to the vanes of the rotating wheel 5, so that air flow force can be applied to one end of the rotating wheel 5 to force the rotating wheel 5 to rotate, and air-water mixing is completed.

Referring to fig. 1 to 3, a gas hole plate 10 is fixedly installed at the top of the aerator, the diameters of gas holes 11 on the gas hole plate 10 are different, the gas is subjected to gas-water forced mixing in a mixing area in the aerator body 1 and is scattered, the gas can flow out above the aerator body 1, unreacted gas flows out along with the gas, and the gas with different sizes of gas bubbles can flow out quickly due to the different sizes of the gas holes 11, so that the gas-water mixing can be performed with water outside the aerator body 1.

A plurality of cutting posts 12 which are distributed at equal intervals around the circumferential direction are fixedly arranged on the inner upper part of the aerator body 1, the cutting posts 12 are cylindrical, the cutting posts 12 are arranged in an upper row and a lower row on the aerator body 1, and the cutting posts 12 in the upper row and the lower row are arranged at a certain angle in a staggered manner. The water enters the aerator body 1 to form rotational flow, and after being mixed and stirred with the gas, the water passes through the cutting column 12, and the cutting column 12 can continuously cut the inlet water, so that the inlet water mixing is further improved. The staggered installation of the upper and lower rows of cutting columns 12 is to ensure that the cutting can be carried out at a plurality of angles when air water flows over the aerator body 1, so that the cutting is more sufficient and uniform.

During the use, high-pressure gas flows out from gas outlet 9 of intake pipe 8 to form the air pressure in aerator body 1 bottom, can inhale the water of outside in aerator body 1, form the whirl behind the water flow through irregularly shaped water conservancy diversion leaf 7, because of gas outlet 9 is just to rotating wheel 5 one end blade, can make rotating wheel 5 take place to rotate under the effect of air current power, rotating wheel 5 with rotate and pass through the parallel key and be connected, so pivot 4 synchronous rotation, and then drive stirring wheel 6 in the pivot 4 and rotate and carry out the air water mixing stirring, then air water can further flow through cutting post 12 and cut, flow out from gas pocket board 10 at aerator body 1 top after the air water mixing is accomplished at last.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a high-efficient aerator, includes the aerator body, its characterized in that: both ends are equipped with delivery port and water inlet respectively about the aerator body, aerator body upper portion is for leaking hopper-shaped, and well lower part is cylindric, this internal middle part position of aerator rotates and installs the pivot, pivot middle part coaxial arrangement has the rotation wheel, lie in the pivot the both ends coaxial arrangement who rotates the wheel has a plurality of stirring wheels, rotate a plurality of water conservancy diversion leaves of wheel below installation around the equidistant distribution of circumferencial direction inlay between the water conservancy diversion leaf and establish and install the intake pipe, the intake pipe is connected with outside air pump, just the gas outlet position of intake pipe corresponds to the rotation wheel blade, aerator body top fixed mounting has the gas pocket board, gas pocket diameter on the gas pocket board is not of uniform size.

2. The high efficiency aerator of claim 1, wherein: a plurality of cutting columns which are distributed at equal intervals around the circumferential direction are fixedly arranged at the upper part in the aerator body.

3. The high efficiency aerator of claim 2, wherein: the cutting columns are arranged in an upper row and a lower row on the aerator body, and the cutting columns in the upper row and the cutting columns in the lower row are staggered with each other to form an included angle.

4. The high efficiency aerator of claim 1, wherein: the blades of the rotating wheel are rectangular.

5. The high efficiency aerator of claim 1, wherein: the blades of the stirring wheel are fan-shaped.

6. The high efficiency aerator of claim 1, wherein: the vertical section of the guide vane is in an irregular shape formed by a plurality of sections of arc-shaped surfaces with different radiuses.

7. The high efficiency aerator of claim 1, wherein: four stirring wheels are coaxially installed on the rotating shaft, and the left end and the right end of each rotating wheel are symmetrically arranged in pairs.

8. The high efficiency aerator of claim 1, wherein: the aerator body is internally provided with supporting blocks at two ends of the rotating shaft, and the supporting blocks are fixedly connected with the aerator body.