CN211620055U

CN211620055U - Low-energy-consumption aeration tank for stirring by utilizing jet air

Info

Publication number: CN211620055U
Application number: CN201922474511.8U
Authority: CN
Inventors: 于飞; 杨伟; 宋和明; 王海娟; 王财
Original assignee: Nanjing Leyi Environmental Technology Co ltd
Current assignee: Nanjing Leyi Environmental Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-02
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a low energy consumption aeration tank for stirring by utilizing jet gas, which comprises a tank body and an aeration device, wherein the aeration device is arranged in the tank body, the aeration device comprises an air compressor, an air supply main pipe, an air supply branch pipe, an aeration pipe and a motor, the air compressor is fixed at the top of the tank body, the air supply branch pipe is fixed at the upper part in the tank body, one end of the air supply main pipe is communicated with the air supply branch pipe, and the other end is connected with the air compressor; the aeration pipes are vertically arranged in the tank body and are communicated with the gas supply branch pipes, the upper ends of the aeration pipes are rotatably connected with the gas supply branch pipes through bearings, the lower ends of the aeration pipes penetrate through the tank body and are fixedly connected with the output shaft of the motor, the lower ends of the aeration pipes are rotatably connected with the tank body through bearings, and a plurality of aeration holes are formed in the aeration pipes from top to bottom; compared with the traditional blade stirring method, the aeration tank of the utility model has low energy consumption.

Description

Low-energy-consumption aeration tank for stirring by utilizing jet air

Technical Field

The utility model relates to an utilize jet-propelled low power consumption aeration tank that stirs belongs to sewage treatment technical field.

Background

Aeration means that air is artificially introduced into the biochemical aeration tank through proper equipment to make liquid in the tank contact with the air so as to fulfill the aim of oxygenation; the aeration tank is a device for aerating sewage, and provides certain sewage retention time in the tank to meet the oxygen quantity required by aerobic microorganisms and the mixing condition of full contact of sewage and activated sludge. In addition, the aeration tank also has the purposes of preventing the suspension in the tank from sinking and enhancing the contact between organic matters in the tank and microorganisms and dissolved oxygen, thereby ensuring the oxidative decomposition of the microorganisms in the tank on the organic matters in the sewage under the condition of sufficient dissolved oxygen.

The existing aeration tank generally realizes stirring by driving blades to rotate through a rotating shaft, but the motor power required by the blades for stirring sewage is large, and the energy consumption is large.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aeration tank with low energy consumption, which solves the problems existing in the prior art.

In order to achieve the above object, the utility model provides a technical scheme does: a low-energy-consumption aeration tank for stirring by utilizing jet air comprises a tank body and an aeration device, wherein the aeration device is arranged in the tank body and comprises an air compressor, a main air supply pipe, a branch air supply pipe, an aeration pipe and a motor, the air compressor is fixed at the top of the tank body, the branch air supply pipe is fixed at the upper part in the tank body, one end of the main air supply pipe is communicated with the branch air supply pipe, and the other end of the main air supply pipe is connected with the air compressor; the vertical setting of a plurality of aeration pipes is in the cell body, and with air feed branch pipe intercommunication, and the aeration pipe upper end is passed through the bearing and is connected with air feed branch pipe rotation, and the lower extreme passes cell body and motor output shaft fixed connection, the aeration pipe lower extreme passes through the bearing and is connected with the cell body rotation, aeration pipe top-down is equipped with a plurality of aeration holes.

The air supply branch pipes are distributed in a latticed manner in the horizontal plane and comprise first branch pipes and second branch pipes, and the first branch pipes and the second branch pipes are mutually crossed and communicated.

And two ends of the first branch pipe are fixed on two sides of the inner wall of the tank body.

The longitudinal section of the first branch pipe is rectangular, and the upper end of the aeration pipe is connected with the bottom of the first branch pipe.

The bottom of the first branch pipe is provided with a through hole, and the first branch pipe is communicated with the aeration pipe through the through hole.

The improved pool is characterized in that a cover plate is arranged at the top of the pool body and is divided into a fixed cover plate and a movable cover plate, the two fixed cover plates are fixed at the tops of two sides of the pool body, and the movable cover plate is located between the two fixed cover plates and is in sliding connection with the two fixed cover plates.

The air compressor machine is fixed at fixed apron top, and the air feed is responsible for and passes fixed apron and with fixed apron sealing connection.

The utility model has the advantages that:

the aeration pipe is vertically arranged in the tank body, and the aeration pipe is provided with a plurality of aeration holes from top to bottom, so that the liquid layers with different heights in the tank body of the air pressure aeration tank can be simultaneously mixed, and the mixing efficiency of the liquid and the air is improved; the aeration pipe can rotate under the motor drives, and rotatory aeration pipe spun air can stir liquid, can replace the stirring effect of blade, simultaneously need not to promote liquid acting when owing to the aeration pipe rotates, then less to motor power requirement, and the miniwatt motor can be realized, and the power consumption is low.

Drawings

Fig. 1 is a longitudinal sectional view of an embodiment of the present invention;

FIG. 2 is a top view of the interior of the tank of FIG. 1;

FIG. 3 is a schematic view of the gas supply manifold of FIG. 1;

FIG. 4 is a schematic view of a connection structure of the first branch pipe and the aeration pipe in FIG. 1;

FIG. 5 is a schematic view of a connection structure of the tank body and the aeration pipe in FIG. 1;

fig. 6 is a schematic diagram of the structure of the cover plate in fig. 1.

In the figure: 1-a tank body, 2-a cover plate, 21-a fixed cover plate, 22-a movable cover plate, 3-an air compressor, 4-an air supply main pipe, 5-a first branch pipe, 51-a through hole, 6-a second branch pipe, 7-an aeration pipe, 71-an aeration hole, 8-a motor, 81-a motor output shaft, 91-a first bearing and 92-a second bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1, the low energy consumption aeration tank for stirring by using jet gas of the present embodiment includes a tank body 1, a cover plate 2 is disposed on the top of the tank body 1, and as shown in fig. 6, the cover plate 2 is divided into a fixed cover plate 21 and a movable cover plate 22, the two fixed cover plates 21 are fixed on the top of both sides of the tank body 1, the movable cover plate 22 is located between the two fixed cover plates 21 and is slidably connected with the two fixed cover plates 21, and the movable cover plate can be supported on the two fixed cover plates. Since the sewage in the aeration tank has bad smell and is easy to cause air pollution, the cover plate is arranged on the aeration tank in the embodiment.

Combine fig. 2 and fig. 3 to show, be equipped with aeration equipment in this embodiment cell body 1, aeration equipment includes air compressor machine 3, air feed person in charge 4, air feed branch pipe, aeration pipe 7 and motor 8, air compressor machine 3 is fixed at a fixed apron 21 top, air feed person in charge 4 one end and air feed branch pipe intercommunication, the other end pass fixed apron 21 and be connected with air compressor machine 3, air feed person in charge 4 and fixed apron 21 sealing connection.

The air supply branch pipes in this embodiment include four first branch pipes 5 and four second branch pipes 6, and the four first branch pipes 5 and the four second branch pipes 6 are arranged to cross each other in a grid pattern; the first branch pipe 5 and the second branch pipe 6 are communicated with each other, the main gas supply pipe 4 is communicated with the first branch pipe 5, and two ends of the first branch pipe 5 are fixed on the inner wall of the tank body 1.

Referring to fig. 4, the longitudinal section of the first branch pipe 5 is rectangular, a through hole 51 is formed in the bottom of the first branch pipe, a bearing seat is arranged at the through hole, a first bearing 91 is arranged in the bearing seat, the end surface of the upper end of the aeration pipe 7 is connected with the through hole through a rotary sealing ring, and the outer side of the upper end of the aeration pipe 7 is rotatably connected with the first branch pipe 5 through the first bearing 91.

Referring to fig. 5, the bottom of the aeration pipe 7 penetrates through the tank body 1 and is fixedly connected with an output shaft 81 of a motor 8 arranged below the tank body, and the bottom of the aeration pipe 7 is connected with the tank body 1 in a sealing and rotating manner through a second bearing 92.

In this embodiment, the aeration pipe is provided with a plurality of aeration holes 71 from top to bottom.

In this embodiment, fixed apron is used for fixed air compressor machine 3, and movable cover opens the back and is used for observing the liquid mixing condition, or maintains or changes etc. to the cell body internal installation.

In the aeration tank of the embodiment, air is pressed into the aeration tank through the air compressor 3 and the air supply main pipe 4, the air supply branch pipe and the aeration pipe 7 in sequence, the aeration pipe 7 is provided with a plurality of aeration holes 71 from top to bottom, so that the air can be pressed into different heights of liquid in the tank at the same time, and the mixing efficiency of the liquid and the air is improved; the aeration pipe 7 is driven to rotate through the motor 8 in the aeration process, on one hand, air is uniformly sprayed to the periphery, the mixing efficiency of liquid and air is increased, on the other hand, the liquid can be stirred to a certain degree through the rotary sprayed air flow, and the traditional blade is replaced for stirring the liquid. Because the rotation of the aeration pipe in the embodiment does not need to push liquid to do work, and the stirring effect of the traditional blade can be achieved, the energy consumption is low compared with the traditional mode.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an utilize jet-propelled low energy consumption aeration tank that stirs, includes cell body and aeration equipment, aeration equipment sets up in the cell body, its characterized in that: the aeration device comprises an air compressor, a main air supply pipe, a branch air supply pipe, an aeration pipe and a motor, wherein the air compressor is fixed at the top of the tank body, the branch air supply pipe is fixed at the upper part in the tank body, one end of the main air supply pipe is communicated with the branch air supply pipe, and the other end of the main air supply pipe is connected with the air compressor; the vertical setting of a plurality of aeration pipes is in the cell body, and communicates with the air feed branch pipe, the aeration pipe upper end is passed through the bearing and is connected with the rotation of air feed branch pipe, and the lower extreme passes cell body and motor output shaft fixed connection, the aeration pipe lower extreme passes through the bearing and is connected with the cell body rotation, aeration pipe top-down is equipped with a plurality of aeration holes.

2. The low energy consumption aeration tank using air jet for agitation according to claim 1, wherein: the air supply branch pipes are distributed in a latticed manner in the horizontal plane and comprise first branch pipes and second branch pipes, and the first branch pipes and the second branch pipes are mutually crossed and communicated.

3. The low energy consumption aeration tank using air jet for agitation according to claim 2, wherein: and two ends of the first branch pipe are fixed on two sides of the inner wall of the tank body.

4. The low energy consumption aeration tank using air jet for agitation according to claim 3, wherein: the longitudinal section of the first branch pipe is rectangular, and the upper end of the aeration pipe is connected with the bottom of the first branch pipe.

5. The low energy consumption aeration tank using air jet for agitation according to claim 4, wherein: the bottom of the first branch pipe is provided with a through hole, and the first branch pipe is communicated with the aeration pipe through the through hole.

6. The low energy consumption aeration tank using air jet for agitation according to claim 1, wherein: the improved pool is characterized in that a cover plate is arranged at the top of the pool body and is divided into a fixed cover plate and a movable cover plate, the two fixed cover plates are fixed at the tops of two sides of the pool body, and the movable cover plate is located between the two fixed cover plates and is in sliding connection with the two fixed cover plates.

7. The low energy consumption aeration tank using air jet for agitation according to claim 6, wherein: the air compressor machine is fixed at fixed apron top, and the air feed is responsible for and passes fixed apron and with fixed apron sealing connection.