CN212924584U

CN212924584U - Aeration component for integrated MBR sewage treatment device

Info

Publication number: CN212924584U
Application number: CN202021193183.0U
Authority: CN
Inventors: 许生军; 戴佳亮; 李洁; 苏园园; 应嘉骏
Original assignee: Xingyuan Environment Technology Co ltd; ZHEJIANG SUPER MAX ENVIRONMENTAL ENGINEERING CO LTD
Current assignee: Xingyuan Environment Technology Co ltd; ZHEJIANG SUPER MAX ENVIRONMENTAL ENGINEERING CO LTD
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-04-09
Anticipated expiration: 2030-06-24

Abstract

The utility model belongs to the technical field of sewage treatment equipment, and relates to an aeration component for an integrated MBR sewage treatment device, which comprises an outer sleeve, a valve stem and an end cover, wherein a cover is arranged at the top end of the outer sleeve, the inner wall of the outer sleeve is provided with a connecting frame, a connecting ring is arranged on the connecting frame, the valve stem is positioned in the outer sleeve, the inner wall of the outer sleeve is provided with a spiral chute, the outer wall of the valve stem is provided with a limiting ball, the limiting ball is positioned in the spiral chute, the valve stem is provided with a plurality of spiral ventilation grooves, the outer sleeve is provided with aeration holes, the bottom end of the valve stem is provided with a traction column, the traction column is arranged in the connecting ring in a penetrating way, the bottom end of the traction column is provided with a limiting ring, a spring is arranged between the limiting ring and the connecting ring, when an air pump in the existing, thereby causing a problem of clogging of the piping.

Description

Aeration component for integrated MBR sewage treatment device

Technical Field

The utility model belongs to the technical field of sewage treatment device, concretely relates to an aeration subassembly for integrating MBR sewage treatment plant.

Background

The existing sewage treatment methods mainly comprise an activated sludge method and a biomembrane method. The activated sludge process is a relatively mature process. The biofilm process is a new technology combining a biological treatment technology and a membrane separation technology by adopting a Membrane Bioreactor (MBR), and is rapidly developed and improved in recent years.

From years of operation practice, the combination of the biofilm method and the activated sludge method can greatly improve the solid-liquid separation efficiency, and due to the increase of the concentration of the activated sludge in the aeration tank and the appearance of specific bacteria in the sludge, the biochemical reaction rate is improved, and a plurality of outstanding problems in the traditional activated sludge method are solved.

The existing integrated sewage treatment equipment has a difficulty that an aeration pipe is easy to block. When the air pump stops supplying air, impurities in sewage such as fibers, activated sludge, solid particles and the like enter from the aeration holes of the aeration pipe, so that the aeration pipe is blocked. The general dredging mode is to introduce higher air pressure, but because the aeration hole is very little, debris are difficult to again discharge from the aeration hole in case get into the aeration pipe, therefore the mediation effect of this mode is not good, causes the aeration pipe mediation degree of difficulty big. In addition, the aeration pipeline of some equipment is provided with other numerical control dredging mechanisms, and although the dredging function can be achieved, the equipment is extremely complex, and the production and manufacturing cost of the whole equipment is caused.

SUMMERY OF THE UTILITY MODEL

Based on the problem mentioned in the above-mentioned background art, the utility model provides an aeration subassembly for integration MBR sewage treatment plant for when solving air pump stop the air feed among the current integration sewage treatment plant, debris such as fibre, activated sludge, solid particle get into from the aeration hole of aeration pipe in the sewage, thereby lead to the problem of pipeline jam.

The utility model adopts the technical scheme as follows:

an aeration subassembly for integration MBR sewage treatment plant, the aeration subassembly includes outer sleeve, valve stem post and end cover, the end cover is installed on the top of outer sleeve, the inner wall of outer sleeve is equipped with the link, install the go-between on the link, the valve stem post is located the outer sleeve, the spiral spout has been seted up to the inner wall of outer sleeve, the outer wall of valve stem post is equipped with spacing ball, spacing ball is located the spiral spout, a plurality of spiral air channels have been seted up on the valve stem post, set up the aeration hole corresponding with the top of spiral air channel on the outer sleeve, the post of pulling is installed to the bottom of valve stem post, pull the post and wear to locate in the link, pull the post bottom and install the spacing ring, install the spring between spacing ring and the go-between, the top and the end cover contact of valve stem post when the spring is in compression, And the top of the spiral vent groove corresponds to the aeration hole.

On the basis of the above scheme, the utility model discloses following improvement has still been carried out:

further, the inner wall of the outer sleeve is provided with threads. The aeration component is screwed on the aeration pipe through the outer sleeve, so that the installation is convenient and the use is convenient.

Furthermore, the aeration holes are obliquely arranged and gradually reduced from the aperture of the inner wall by the outer wall of the outer sleeve. The opening of the aeration hole at one end of the inner wall of the outer sleeve is smaller, so that the closing time of the valve core column to the aeration hole can be shortened.

Furthermore, the outer wall of the outer sleeve is integrally formed with a hexagonal sleeve. The outer sleeve can be rotated better when the aeration nozzle is installed through the hexagonal sleeve, and the installation is convenient.

Further, the end cap is screwed to the top end of the outer sleeve. The end cover is convenient to disassemble and the valve core column is convenient to install.

Further, the outer wall of the valve core column is provided with an air guide groove, the spiral air guide grooves are communicated with the air guide groove, and the air guide groove corresponds to the height of the aeration hole when the top end of the valve core column is contacted with the end cover. The aeration is carried out by the contact and communication of the air guide groove and the aeration holes, and a plurality of aeration holes can be arranged without the position limitation of the spiral air guide groove, thereby being beneficial to improving the aeration effect.

The utility model has the advantages that:

when air is compressed, the valve core column is jacked up to contact the end cover under the air pressure, so that the aeration hole is communicated with the spiral vent groove, and the air is sprayed out through the aeration hole to aerate and accelerate the flow of sewage; when the aeration is stopped, the valve core column loses gas pressure and drives the valve core column to rapidly descend under the action of the spring, the aeration hole is blocked after the valve core column descends, the phenomenon that sludge flows into the aeration nozzle from the aeration hole to cause pipeline blockage when the aeration is stopped is avoided, and the aeration device is suitable for popularization and use.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic view of a longitudinal structure of an aeration nozzle according to an embodiment of the present invention;

FIG. 2 is a schematic longitudinal sectional view of an outer sleeve according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a spool column in an embodiment of the present invention;

the main element symbols are as follows:

the device comprises an outer sleeve 41, a hexagonal sleeve 411, an aeration hole 412, a spiral sliding groove 413, a connecting frame 42, a connecting ring 421, a valve core column 43, a traction column 431, a limiting ring 432, a spiral vent groove 433, a limiting ball 434, an air guide groove 435 and an end cover 44.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

Examples

As shown in fig. 1 to 3, the aeration assembly for the integrated MBR sewage treatment device includes an outer sleeve 41, a valve core column 43 and an end cover 44, the end cover 44 is installed at the top end of the outer sleeve 41, a connecting frame 42 is installed on the inner wall of the outer sleeve 41, a connecting ring 421 is installed on the connecting frame 42, the valve core column 43 is located in the outer sleeve 41, a spiral chute 413 is opened on the inner wall of the outer sleeve 41, a limiting ball 434 is arranged on the outer wall of the valve core column 43, the limiting ball 434 is located in the spiral chute 413, a plurality of spiral vent grooves 433 are opened on the valve core column 43, an aeration hole 412 corresponding to the top ends of the spiral vent grooves 433 is opened on the outer sleeve 41, a traction column 431 is installed at the bottom end of the valve core column 43, the traction column 431 is inserted into the connecting ring 421, a limiting ring 432 is installed at the bottom end of the traction column 431, a spring 45, And the top of the spiral air groove 433 corresponds to the aeration hole 412.

further, the inner wall of the outer sleeve 41 is threaded. The aeration component is screwed on the aeration pipe through the outer sleeve 41, so that the installation is convenient and the use is convenient.

Further, the aeration holes 412 are inclined and gradually decrease from the outer wall of the outer sleeve 41 to the inner wall. The end opening of the aeration hole 412 positioned on the inner wall of the outer sleeve 41 is smaller, so that the closing time of the valve stem 43 to the aeration hole 412 can be shortened.

Further, a hexagonal socket 411 is integrally formed on the outer wall of the outer sleeve 41. The outer sleeve 41 can be better rotated when the aeration nozzle 4 is installed through the hexagonal sleeve 411, and the installation is convenient.

Further, an end cap 44 is screwed to the top end of the outer sleeve 41. The end cover is convenient to disassemble, and the valve stem 43 is convenient to install.

Further, the outer wall of the valve core column 43 is provided with an air guide groove 435, the spiral air guide grooves 433 are communicated with the air guide groove 435, and the air guide groove 435 corresponds to the height of the aeration hole 412 when the top end of the valve core column 43 contacts the end cover 44. The aeration holes 412 are communicated with the air guide groove 435 for aeration, and the plurality of aeration holes 412 can be arranged without being limited by the position of the spiral air groove 433, thereby being beneficial to improving the aeration effect.

During aeration, pressurized air is formed in the direction of the fan and the air cylinder, and enters the aeration pipes 32 from the air guide pipe 3 and the main air pipe 31 and then enters the aeration nozzles 4; when compressed air enters the aeration nozzle 4, the valve core column 43 is pushed under the action of air pressure, under the combined action of the spiral chute 413 and the limiting ball 434, the valve core column 43 rotates and rises along the spiral chute 413, the compression spring 45 simultaneously twists the spring 45 to further enhance the potential energy of the spring 45, and when the top end of the valve core column 43 is in contact with the end cover 44, the spiral vent groove 433 is communicated with the aeration hole 412, and air is sprayed out from the aeration hole 412; when the aeration is stopped, the valve core column 43 loses the gas pressure and drives the valve core column 43 to return rapidly under the action of the spring 45, the aeration hole 412 is blocked after the valve core column 43 descends, and the phenomenon that the sludge flows into the aeration nozzle 4 from the aeration hole 412 to cause pipeline blockage when the aeration is stopped is avoided.

The aeration component for the integrated MBR sewage treatment device provided by the utility model is described in detail. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A aeration subassembly for integration MBR sewage treatment plant, its characterized in that: the aeration component comprises an outer sleeve (41), a valve core column (43) and an end cover (44), the end cover (44) is installed at the top end of the outer sleeve (41), the inner wall of the outer sleeve (41) is provided with a connecting frame (42), the connecting ring (421) is installed on the connecting frame (42), the valve core column (43) is located in the outer sleeve (41), the inner wall of the outer sleeve (41) is provided with a spiral sliding groove (413), the outer wall of the valve core column (43) is provided with a limiting ball (434), the limiting ball (434) is located in the spiral sliding groove (413), the valve core column (43) is provided with a plurality of spiral vent grooves (433), the outer sleeve (41) is provided with aeration holes (412) corresponding to the top end of the spiral vent grooves (433), the bottom end of the valve core column (43) is provided with a traction column (431), and the traction column (431) is arranged in the connecting ring, the bottom end of the traction column (431) is provided with a limiting ring (432), a spring (45) is arranged between the limiting ring (432) and the connecting ring (421), when the spring (45) is in a compressed state, the top end of the valve core column (43) is in contact with the end cover (44), and the top of the spiral vent groove (433) corresponds to the aeration hole (412).

2. The aeration assembly for an integrated MBR sewage treatment plant of claim 1, wherein: the aeration holes (412) are obliquely arranged, and the hole diameter of the outer wall of the outer sleeve (41) is gradually reduced from the hole diameter of the inner wall.

3. The aeration assembly for an integrated MBR sewage treatment plant of claim 2, wherein: the outer wall of the outer sleeve (41) is integrally formed with a hexagonal sleeve (411).

4. The aeration assembly for an integrated MBR sewage treatment unit according to claim 3, wherein: the end cover (44) is screwed on the top end of the outer sleeve (41).

5. The aeration assembly for an integrated MBR sewage treatment unit according to claim 4, wherein: the inner wall of the outer sleeve (41) is provided with threads.

6. The aeration assembly for an integrated MBR sewage treatment unit according to claim 5, wherein: the outer wall of the valve core column (43) is provided with an air guide groove (435), the spiral air guide grooves (433) are communicated with the air guide groove (435), and the air guide groove (435) corresponds to the height of the aeration hole (412) when the top end of the valve core column (43) is contacted with the end cover (44).