CN210176585U

CN210176585U - Whirling vortex aerator

Info

Publication number: CN210176585U
Application number: CN201920970023.3U
Authority: CN
Inventors: Tingquan Pei; 裴廷权; Jianguo Duan; 段建国; Jiagui Cheng; 程家贵; Minyu Shu; 舒敏玉; Xiaoqin Zhao; 赵小勤
Original assignee: Shenzhen Huayu Chuangxin Environmental Technology Co Ltd
Current assignee: Shenzhen Huayu Chuangxin Environmental Technology Co Ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-03-24
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses an eddy current aerator circles round, include: the aerator comprises an aerator body, a water inlet pipe, an air inlet pipe and a controller, wherein the aerator body is provided with a semi-annular flow channel along the outer wall of the aerator body, the two ends of the annular flow channel are provided with a water inlet and a water outlet, and the middle part of the annular flow channel is provided with an air inlet; one end of the water inlet pipe is communicated with the water inlet, one end of the air inlet is communicated with the air inlet pipe, and one end of the water outlet pipe is communicated with the water outlet; the other end of the water inlet pipe is connected with a water pump, one end of the water inlet pipe, which is close to the water pump, is provided with a water inlet valve, the other end of the air inlet pipe is connected with an air pump, one end of the air inlet pipe, which is close to the air pump, is provided with an air inlet valve, and the controller is respectively in control connection with the air pump, the water. The utility model discloses technical scheme smashes the air current through the shearing force that rivers centrifugal motion produced, can effectively reduce bubble generation diameter and time, and increase bubble specific surface area makes muddy water easily fully mix in short time in the pond, improves oxygen utilization effect.

Description

Whirling vortex aerator

Technical Field

The utility model relates to the technical field of water treatment equipment, in particular to a whirlpool vortex aerator.

Background

Along with the development of global economy and the acceleration of urbanization process, the problem of water pollution is more and more concerned by people, water is a life line for the survival and development of cities, water pollution is treated, and water resources are protected, so that the water pollution treatment method not only solves the current worldwide problem, but also solves the problem which needs to be solved for the urban and rural development of China.

Aeration is an important link in the water pollution treatment technology, provides enough oxygen supply for the biochemical action of microorganisms, promotes the mixing of organic matters, microorganisms and dissolved oxygen in the tank, namely the mixing of water, mud and gas, and plays an important role in degrading impurities in the microorganisms.

At present, in the water pollution treatment technology, the most widely used aeration equipment mainly comprises surface aeration equipment, blast aeration equipment and underwater aeration equipment, and the traditional aeration equipment has insufficient aeration in the application process, low treatment efficiency and difficult effective removal of organic matters and ammonia nitrogen; if the pressure is increased, the aeration is too large, the running resistance is large, the energy consumption is high, and the blockage is easy to form.

Therefore, in the current field of biological sewage treatment, advanced energy-saving and high-efficiency aeration equipment is a development trend in China and even in the world.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a whirl eddy current aerator, aims at smashing the air current through the shearing force that rivers centrifugal motion produced, can effectively reduce bubble generation diameter and time, increase bubble specific surface area, muddy water easily mixes in short time in the good oxygen pond, improves oxygen utilization effect, and then improves aeration efficiency.

In order to achieve the above object, the utility model provides a whirlpool vortex aerator that circles round for to pond oxygenation, include: the aerator comprises an aerator body, a water inlet pipe, an air inlet pipe, a water outlet pipe and a controller, wherein the section of the aerator body is circular, a semicircular annular flow channel is arranged on the outer wall of the aerator body, a water inlet and a water outlet are arranged at two ends of the annular flow channel, and an air inlet is formed in the middle of the annular flow channel; one end of the water inlet pipe is communicated with the water inlet, one end of the air inlet is communicated with the air inlet pipe, and one end of the water outlet pipe is communicated with the water outlet; the water inlet pipe and the water outlet pipe are arranged in parallel, and an included angle between the air inlet pipe and the water inlet pipe is larger than 100 degrees and smaller than 160 degrees; the other end of the water inlet pipe is connected with a water pump, one end, close to the water pump, of the water inlet pipe is provided with a water inlet valve, the other end of the air inlet pipe is connected with an air pump, one end, close to the air pump, of the air inlet pipe is provided with an air inlet valve, and the controller is in control connection with the air pump, the water pump, the air inlet valve and the water inlet valve respectively.

Preferably, one end of the water outlet pipe, which is far away from the water outlet, is connected with a horn-shaped diffusion device.

Preferably, the included angle between the air inlet pipe and the water inlet pipe is larger than 110 degrees and smaller than 145 degrees.

Preferably, the controller is a DO automatic controller.

Preferably, the air pump is arranged outside the water pool and is connected with the air inlet pipe through a pipeline.

Compared with the prior art, the beneficial effects of the utility model are that: the aeration equipment is improved and optimized in technology, simple in structure, energy-saving, consumption-reducing, and capable of improving oxygen utilization rate, and is more suitable for the field of small sewage treatment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The swirling vortex aerator provided by the embodiment is used for aerating a water pool, and as shown in fig. 1, the swirling vortex aerator comprises: the aerator comprises an aerator body 100, a water inlet pipe 200, an air inlet pipe 300, a water outlet pipe 400 and a controller (not shown in the figure), wherein the section of the aerator body 100 is circular, the aerator body 100 is provided with a semi-annular flow channel 110 along the outer wall thereof, two ends of the annular flow channel 110 are provided with a water inlet 111 and a water outlet 112, and the middle part of the annular flow channel is provided with an air inlet 113; one end of the water inlet pipe 200 is communicated with the water inlet 111, one end of the air inlet 113 is communicated with the air inlet pipe 300, and one end of the water outlet pipe 400 is communicated with the water outlet 112; wherein, the water inlet pipe 200 and the water outlet pipe 400 are arranged in parallel, and the included angle A between the air inlet pipe 300 and the water inlet pipe 200 is more than 100 degrees and less than 160 degrees; the other end of the water inlet pipe 200 is connected with a water pump 500, one end of the water inlet pipe 200 close to the water pump 500 is provided with a water inlet valve 210, the other end of the air inlet pipe 300 is connected with an air pump 600, one end of the air inlet pipe 300 close to the air pump 600 is provided with an air inlet valve 310, and the controller is respectively in control connection with the air pump 600, the water pump 500, the air inlet valve 310 and the water.

Further, a horn-shaped diffusion device 700 is connected to an end of the water outlet pipe 400 far away from the water outlet 112.

Further, the included angle a between the air inlet pipe 300 and the water inlet pipe 200 is larger than 110 degrees and smaller than 145 degrees.

Still further, the controller is a DO automatic controller.

Still further, the air pump 600 is disposed outside the water tank and connected to the intake duct 300 through a pipe.

The utility model discloses an air current is smashed to the shearing force that annular flow channel 110 produced rivers centrifugal motion, is the reverse through the direction of admission and rivers with intake pipe 300 simultaneously, can effectively reduce the bubble and generate diameter and time, increase bubble specific surface area, muddy water easily mixes in short time fully in the good oxygen pond, improves oxygen utilization effect, and then improves aeration efficiency.

And a DO automatic controller is adopted to control the water inlet and air inlet flow rates, reduce the gas-liquid mixing time, improve the mass transfer efficiency, ensure that the DO concentration of the aerobic tank is always 1-1.5mg/L, save more energy, reduce consumption and improve the aeration efficiency compared with the DO concentration of the traditional aerobic tank which is 1.5-3 mg/L.

The concentration of the mixed liquid in the aerobic pool can be increased to 4-5.5g/L, which is higher than the concentration (2.5-3.5g/L) of the mixed liquid in the aerobic pool of the traditional MBBR process, the ammonia nitrogen removal efficiency is improved, the sludge production and discharge of a biochemical system can be greatly reduced, the sludge storage pool space is saved, and the transportation and disposal cost is reduced.

The concentration of the mixed liquid and the DO concentration in the aerobic tank are improved, so that the filler in the aerobic tank is easy to form a film, the growth and the propagation of microorganisms are facilitated, and the biochemical treatment effect is improved.

The equipment has simple structure, convenient installation, difficult blockage by deposits, small running resistance and small pressure loss, and makes full use of the shear stress generated by the centrifugal motion of water flow.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A whirlpool aerator for aerating a water pool, comprising: the aerator comprises an aerator body, a water inlet pipe, an air inlet pipe, a water outlet pipe and a controller, wherein the section of the aerator body is circular, a semicircular annular flow channel is arranged on the outer wall of the aerator body, a water inlet and a water outlet are arranged at two ends of the annular flow channel, and an air inlet is formed in the middle of the annular flow channel; one end of the water inlet pipe is communicated with the water inlet, one end of the air inlet is communicated with the air inlet pipe, and one end of the water outlet pipe is communicated with the water outlet; the water inlet pipe and the water outlet pipe are arranged in parallel, and an included angle between the air inlet pipe and the water inlet pipe is larger than 100 degrees and smaller than 160 degrees; the other end of the water inlet pipe is connected with a water pump, one end, close to the water pump, of the water inlet pipe is provided with a water inlet valve, the other end of the air inlet pipe is connected with an air pump, one end, close to the air pump, of the air inlet pipe is provided with an air inlet valve, and the controller is in control connection with the air pump, the water pump, the air inlet valve and the water inlet valve respectively.

2. The swirling vortex aerator of claim 1, wherein a flared diffuser is attached to the end of said water outlet pipe remote from said water outlet.

3. The swirling vortex aerator of claim 1, wherein the angle between said air inlet pipe and said water inlet pipe is greater than 110 degrees and less than 145 degrees.

4. The swirling vortex aerator of claim 1, wherein said controller is a DO automatic controller.

5. The swirling vortex aerator of any one of claims 1 to 4, wherein said air pump is arranged outside the basin and connected to said air intake pipe by a pipe.