CN217323686U - Reoxygenation jet aerator for river water body - Google Patents

Abstract

The utility model discloses a reoxygenation jet aerator for river water, which comprises an aerator cavity, an arc-shaped spray pipe, an air inlet pipe, a water inlet pipe and fan blades; the arc-shaped spray pipe is arranged on the aerator cavity, the air inlet pipe is arranged above the aerator cavity, the water inlet pipe is arranged below the aerator cavity, and the fan blades are arranged in the aerator cavity; be equipped with the aperture on the arc spray tube, can all-round promotion rivers reoxygenation, the inlet tube is connected with the water tank, does through the water pump the aerator cavity provides circulating water flow, with compressed air in the inlet tube mixes, be equipped with the orifice plate in the inlet tube, through the rectification effect of orifice plate, circulating water flows through evenly distributed increases water distribution homogeneity and the double-phase torrent intensity of gas-liquid in the aerator cavity behind the orifice plate, the flabellum can rotate with the help of compressed air and rivers for the mixture of water and air.

Description

Reoxygenation jet aerator for river water body

Technical Field

The utility model relates to an aerator field, specifically speaking relates to a river course water reoxygenation jet aerator.

Background

Jet aeration is an aeration method for increasing dissolved oxygen in water by introducing gas or gas-liquid mixture into an aerated water body by using a jet aerator, and is widely applied to the treatment process of domestic sewage and various industrial wastewater in China. As an aeration oxygenation facility with high-efficiency mass transfer and mixing, the existing jet aerator has the advantages of difficult blockage, large service area, long service life and the like, but also has some problems to be solved: the existing jet aerator is mostly designed into one or two jet pipe devices, small bubbles in foam flow ejected from the jet pipes are easy to form large bubbles around an outlet and escape from a water body, and the mass transfer efficiency and the oxygenation performance of the jet aerator are reduced; secondly, due to the fact that large friction loss exists in the mixing chamber, energy consumption is increased, and accordingly oxygenation power efficiency of the jet aerator is reduced; and thirdly, the stirring effect is limited, and sometimes, the turbulent circular flow of the aeration water body is promoted by additional stirring equipment, so that a dead water area is avoided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a river course water reoxygenation jet aerator to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a reoxygenation jet aerator for a river water body comprises an aerator cavity 1, an arc-shaped spray pipe 2, an air inlet pipe 3, a water inlet pipe 4, an orifice plate 12 and fan blades 5; the aerator cavity 1 is provided with the arc-shaped spray pipe 2, the air inlet pipe 3 is arranged above the aerator cavity 1, the water inlet pipe 4 is arranged below the aerator cavity 1, the pore plate 12 is arranged in the water inlet pipe 4, the fan blades 5 are arranged in the aerator cavity 1, the air inlet pipe 3 is connected with a compressed air pipeline, the water inlet pipe 4 is connected with a water tank, a water pump is used for providing circulating water flow for the aerator cavity 1, the circulating water flow is mixed with the compressed air in the air inlet pipe 3, water purifying agents, algae inhibiting agents or coagulating agents with different concentrations can be added into the connected water tanks according to the change of the water quality of the river channel, enters the aerator cavity 1 through the water inlet pipe 4, a pore plate 12 is arranged in the water inlet pipe 4, the water distribution uniformity and the gas-liquid two-phase turbulence intensity are increased through the rectification action of the pore plate 12; the fan blades 5 can be driven to rotate by compressed air exhausted from the air inlet pipe 3, the fan blades 5 can accelerate the mixing of the compressed air and water flow in the aerator cavity 1, and then the gas-liquid mixture is sprayed out of the arc-shaped spray pipe 2.

Preferably, the aerator cavity 1 is provided with an air pipe mounting hole 9, a spray pipe mounting hole 10 and a water pipe mounting hole 11, the air pipe mounting hole 9 is fixedly connected with the air inlet pipe 3, the spray pipe mounting hole 10 is welded, sealed and fixed with the arc-shaped spray pipe 2, and the water pipe mounting hole 11 is fixedly connected with the water inlet pipe 4.

Preferably, the fan blade 5 is fixed on the support column 6, the support column 6 is fixed inside the aerator cavity 1, the arc-shaped spray pipe 2 is provided with a small hole 7, the air inlet pipe 3 and the water inlet pipe 4 are both provided with a butt flange 8, the support column 6 is convenient for fixing the fan blade 5, the small hole 7 is convenient for discharging formed gas-liquid mixture, the butt flange 8 is convenient for connecting the air inlet pipe 3 and the water inlet pipe 4 with other pipelines,

compared with the prior art, the utility model discloses beneficial effect as follows:

be equipped with the aperture on the arc spray tube, can all-round promotion rivers reoxygenation, the inlet tube is connected with the water tank, provide circulating water flow for the aerator cavity through the water pump, mix with the compressed air in the inlet tube, can throw the water purifying agent of different concentrations according to the change of river course quality of water in the water tank that is connected, press down algae agent or coagulant, get into the aerator cavity in through the inlet tube, be equipped with the orifice plate in the inlet tube, through the rectification effect, will be in the aerator cavity through the circulating water flow evenly distributed behind the orifice plate, increase water distribution homogeneity and the double-phase torrent intensity of gas-liquid, the utility model discloses be equipped with the flabellum, can rotate with the help of air and the rivers of compression for the mixture of water and air.

Drawings

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

fig. 2 is one of the partial structural schematic diagrams of the present invention;

fig. 3 is a second partial schematic structural view of the present invention;

fig. 4 is a third partial schematic view of the present invention;

fig. 5 is a schematic diagram of the explosion structure of the present invention;

fig. 6 is a schematic sectional view of the present invention.

In the figure: 1. an aerator cavity; 2. an arc-shaped spray pipe; 3. an air inlet pipe; 4. a water inlet pipe; 5. a fan blade; 6. a support pillar; 7. a small hole; 8. butting flanges; 9. an air pipe mounting hole; 10. a nozzle mounting hole; 11. a water pipe mounting hole; 12. an orifice plate.

Detailed Description

In order to clarify technical problems, technical solutions, implementation processes and performance displays, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are for illustrative purposes only. The utility model discloses, be not used for limiting the utility model discloses. Various exemplary embodiments, features and aspects of the present disclosure will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.

Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present disclosure. It will be understood by those skilled in the art that the present disclosure may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present disclosure.

A reoxygenation jet aerator for a river water body comprises an aerator cavity 1, an arc-shaped spray pipe 2, an air inlet pipe 3, a water inlet pipe 4, an orifice plate 12 and fan blades 5; the aerator cavity 1 is provided with the arc-shaped spray pipe 2, the air inlet pipe 3 is arranged above the aerator cavity 1, the water inlet pipe 4 is arranged below the aerator cavity 1, the pore plate 12 is arranged in the water inlet pipe 4, the fan blades 5 are arranged in the aerator cavity 1, the air inlet pipe 3 is connected with a compressed air pipeline, the water inlet pipe 4 is connected with a water tank, water purifying agents, algae inhibiting agents or coagulating agents with different concentrations can be added into the connected water tank according to the change of the water quality of a river channel, the water enters the aerator cavity 1 through the water inlet pipe 4, the pore plate 12 is arranged in the water inlet pipe 4, and the water distribution uniformity and the gas-liquid two-phase turbulence intensity are improved through the rectification effect of the pore plate 12; the fan blades 5 can be driven to rotate by compressed air exhausted from the air inlet pipe 3, the fan blades 5 can accelerate the mixing of the compressed air and water flow in the aerator cavity 1, and then the gas-liquid mixture is sprayed out from the arc-shaped spray pipe 2.

As a possible implementation manner, an air pipe mounting hole 9, a spray pipe mounting hole 10, and a water pipe mounting hole 11 are provided on the aerator housing 1, the air pipe mounting hole 9 is fixedly connected with the air inlet pipe 3, the spray pipe mounting hole 10 is welded, sealed and fixed with the arc-shaped spray pipe 2, and the water pipe mounting hole 11 is fixedly connected with the water inlet pipe 4.

As a possible implementation manner, the fan blade 5 is fixed on the support column 6, the support column 6 is fixed inside the aerator cavity 1, the arc-shaped spray pipe 2 is provided with a small hole 7, the air inlet pipe 3 and the water inlet pipe 4 are both provided with a butt flange 8, the support column 6 facilitates the fixing of the fan blade 5, the small hole 7 facilitates the discharge of formed gas-liquid mixture, and the butt flange 8 facilitates the connection of the air inlet pipe 3 and the water inlet pipe 4 with other pipelines.

As a possible implementation manner, when in use, the butt flange 8 on the air inlet pipe 3 is connected with a compressed air pipeline, the butt flange 8 on the water inlet pipe 4 is connected with a water pump pipeline, compressed air enters the aerator cavity 1 through the water inlet pipe 4, water purifying agents, algae inhibiting agents or coagulants with different concentrations can enter the aerator cavity 1 through the water inlet pipe 4, and the water distribution uniformity and the gas-liquid two-phase turbulence intensity are increased through the rectification effect of the pore plate 12; the fan blades 5 can be driven to rotate by the compressed air and the water flow, the air and the water flow are mixed, and the mixed gas-liquid mixture is sprayed out from the end part outlet on the arc-shaped spray pipe 2 and the small holes 7.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (3)

1. A reoxygenation jet aerator for a river water body is characterized by comprising an aerator cavity (1), an arc-shaped spray pipe (2), an air inlet pipe (3), a water inlet pipe (4), a pore plate (12) and fan blades (5); be equipped with on aerator cavity (1) arc spray tube (2), intake pipe (3) are established the top of aerator cavity (1), inlet tube (4) are established the below of aerator cavity (1), orifice plate (12) are in inlet tube (4), fan blade (5) are established the inside of aerator cavity (1).

2. The reoxygenation jet aerator for river water according to claim 1, wherein the aerator cavity (1) is provided with an air pipe mounting hole (9), a spray pipe mounting hole (10) and a water pipe mounting hole (11), the air pipe mounting hole (9) is fixedly connected with the air inlet pipe (3), the spray pipe mounting hole (10) is fixedly connected with the arc-shaped spray pipe (2), and the water pipe mounting hole (11) is fixedly connected with the water inlet pipe (4).

3. The reoxygenation jet aerator for river water according to claim 1, wherein the fan blades (5) are fixed on support columns (6), the support columns (6) are fixed inside the aerator cavity (1), the arc-shaped spray pipes (2) are provided with small holes (7), and the air inlet pipes (3) and the water inlet pipes (4) are provided with butt flanges (8).

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