CN220845775U

CN220845775U - Liftable aeration device for aerobic tank

Info

Publication number: CN220845775U
Application number: CN202322608940.6U
Authority: CN
Inventors: 王怀夫; 朱臻
Original assignee: Yangzhou Zhenwei Biotechnology Co ltd
Current assignee: Yangzhou Zhenwei Biotechnology Co ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-04-26
Anticipated expiration: 2033-09-26

Abstract

The aeration device of the lifting type aerobic tank. Relates to sewage treatment equipment. Comprises a plurality of branch pipes arranged on a secondary main pipe; the branch pipe comprises a plurality of aeration monomers which are sequentially connected from top to bottom through threads, the aeration monomers are of hollow structures, and a plurality of aeration holes communicated with the hollow cavity are formed in the outer side of the aeration monomers; the top of the aeration unit is provided with a connector extending upwards, and the connector is provided with an air inlet communicated with the hollow cavity; the outer side of the connector is provided with external threads; the bottom of the aeration monomer is provided with an air outlet hole communicated with the hollow cavity, and an internal thread matched with the external thread is arranged in the air outlet hole. The utility model has simple and convenient disassembly and maintenance, does not need to take out and maintain the whole aeration device, greatly improves the subsequent maintenance efficiency and reduces the maintenance cost.

Description

Liftable aeration device for aerobic tank

Technical Field

The utility model relates to sewage treatment equipment, in particular to a liftable aerobic tank aeration device.

Background

The tubular aeration device is mainly used for oxygenation of municipal sewage and organic industrial wastewater treatment systems, and has the advantages of simple structure, high oxygen utilization rate, reliable performance and the like. As shown in fig. 1, the existing aerator device comprises a main pipe 1, a plurality of secondary main pipes 2 connected with the main pipe 1, wherein the secondary main pipes 2 horizontally extend to the top of an aerobic tank and downwards extend into sewage through a plurality of branch pipes 3. When the device works, the air source conveys air into each secondary main pipe 2 through the main pipe 1, the air is blown into sewage in the pool through the plurality of branch pipes 3, the branch pipes are connected by adopting a fixed structure, the suitability adjustment cannot be carried out, and the device needs to be manufactured again after the aerobic pools with different specifications are replaced; and maintenance needs to be replaced after the whole disassembly and lifting.

Disclosure of utility model

Aiming at the problems, the utility model provides the liftable aerobic tank aeration device which has the advantages of exquisite structure, adjustable length and convenient maintenance.

The technical scheme of the utility model is as follows:

The liftable aerobic tank aeration device comprises a plurality of branch pipes arranged on a secondary main pipe; the branch pipe comprises a plurality of aeration monomers which are sequentially connected from top to bottom through threads, the aeration monomers are of hollow structures, and a plurality of aeration holes communicated with the hollow cavity are formed in the outer side of the aeration monomers;

The top of the aeration unit is provided with a connector extending upwards, and the connector is provided with an air inlet communicated with the hollow cavity; the outer side of the connector is provided with external threads;

The bottom of the aeration monomer is provided with an air outlet hole communicated with the hollow cavity, and an internal thread matched with the external thread is arranged in the air outlet hole.

Specifically, the diameters of the aeration holes are gradually decreased from inside to outside.

Specifically, the aeration monomers at the tail ends of the middle and bottom parts of the adjacent branch pipes are fixedly connected through connecting plates.

Specifically, a plurality of connecting through holes are formed in the connecting plate and are in threaded connection with the internal threads at the bottom of the aeration unit through connecting bolts.

Specifically, the bottom of the secondary main pipe is provided with a plurality of buckling joints matched with the connectors.

In the utility model, the aeration monomer is of a hollow structure, and a plurality of aeration holes communicated with the hollow cavity are arranged on the outer side of the aeration monomer; the gas is sprayed out from the arc-shaped surface of the aeration monomer and faces different angle directions, and simultaneously collides with the gas sprayed by the adjacent aeration monomer, so that the gas is fully mixed with sewage, the mixing efficiency is improved, and the arrow in fig. 2 represents the approximate spraying direction of the gas; the bottom of the aeration monomer is provided with an air outlet hole communicated with the hollow cavity, and an internal thread matched with the external thread is arranged in the air outlet hole. The length of the branch pipe can be flexibly set according to the estimated demand, and the branch pipe is easy and convenient to detach and maintain, and the whole aeration device is not required to be taken out for maintenance, so that the subsequent maintenance efficiency is greatly improved, and the maintenance cost is reduced.

Drawings

Figure 1 is a schematic diagram of a structure of the background art,

FIG. 2 is a schematic view of the structure of an aeration monomer,

Figure 3 is a schematic view of the structure of a branch pipe,

FIG. 4 is a schematic diagram showing the connection state between adjacent branch pipes;

in the figure, 100 is an aeration monomer, 110 is a connector, 120 is an internal thread,

200 Is a connecting plate, and is provided with a connecting plate,

300 Is a swage joint.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model is shown in fig. 1-4;

The liftable aerobic tank aeration device comprises a plurality of branch pipes arranged on a secondary main pipe; the branch pipe comprises a plurality of aeration monomers 100 which are sequentially connected from top to bottom through threads, the aeration monomers 100 are of hollow structures, and a plurality of aeration holes communicated with the hollow cavity are formed in the outer side of the aeration monomers; referring to fig. 2, the gas is sprayed from the arc-shaped surface of the aeration cell 100 to be directed in different angular directions while colliding with the gas sprayed from the adjacent aeration cell 100, not only to be sufficiently mixed with sewage, but also to improve mixing efficiency, and the arrow in fig. 2 represents the general spraying direction of the gas;

The top of the aeration unit 100 is provided with a connector 110 extending upwards, and the connector 110 is provided with an air inlet communicated with the hollow cavity; the outer side of the connector 110 is provided with external threads;

The bottom of the aeration monomer 100 is provided with an air outlet hole communicated with the hollow cavity, and the air outlet hole is internally provided with an internal thread 120 matched with the external thread. Referring to FIG. 3, the length of the branch pipe can be flexibly set according to the estimated requirement, and the branch pipe is easy and convenient to disassemble and maintain, and the whole aeration device is not required to be taken out for maintenance, so that the subsequent maintenance efficiency is greatly improved, and the maintenance cost is reduced.

Further preferably, the diameters of the aeration holes are gradually decreased from inside to outside, and when the gas is about to leave the aeration monomer 100, the diameters are reduced, and the space is compressed, so that the pressure of gas spraying is improved, and the mixing degree with sewage is improved.

Further preferably, the aeration monomers 100 at the tail ends of the middle and bottom parts of the adjacent branch pipes are fixedly connected through the connecting plates 200, so that the stability of the aeration device is further improved.

The connection plate 200 is provided with a plurality of connection through holes, and is in threaded connection with the internal threads 120 at the bottom of the aeration unit 100 through connection bolts.

Further defined, the bottom of the secondary main pipe is provided with a plurality of buckling joints 300 adapted to the connectors 110, and the buckling joints 300 are fixedly connected with the connectors 110 through the rotation of nuts on the buckling joints 300.

For the purposes of this disclosure, the following points are also described:

(1) The drawings of the embodiments disclosed in the present application relate only to the structures related to the embodiments disclosed in the present application, and other structures can refer to common designs;

(2) The embodiments disclosed herein and features of the embodiments may be combined with each other to arrive at new embodiments without conflict;

the above is only a specific embodiment disclosed in the present application, but the protection scope of the present disclosure is not limited thereto, and the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. The liftable aerobic tank aeration device comprises a plurality of branch pipes arranged on a secondary main pipe; the device is characterized in that the branch pipe comprises a plurality of aeration monomers which are sequentially connected from top to bottom through threads, the aeration monomers are of a hollow structure, and a plurality of aeration holes communicated with the hollow cavity are formed in the outer side of the aeration monomers;

2. The liftable aerobic tank aeration device of claim 1, wherein the diameter of the aeration holes is gradually decreased from inside to outside.

3. The liftable aerobic tank aeration device of claim 1, wherein aeration monomers at the middle bottom ends of adjacent branch pipes are fixedly connected through connecting plates.

4. The liftable aerobic tank aeration device of claim 3, wherein the connecting plate is provided with a plurality of connecting through holes, and is in threaded connection with the internal threads at the bottom of the aeration unit through connecting bolts.

5. The liftable aerobic tank aeration device of claim 1, wherein the bottom of the secondary main pipe is provided with a plurality of buckling joints which are matched with the connectors.