CN215756692U

CN215756692U - Curtain type membrane frame aeration structure

Info

Publication number: CN215756692U
Application number: CN202120781046.7U
Authority: CN
Inventors: 张友思; 孔文; 李炜; 吕震
Original assignee: Shandong Membrane Source Water Purification Technology Co ltd
Current assignee: Shandong Membrane Source Water Purification Technology Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2022-02-08
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a curtain type membrane frame aeration structure which comprises a support, wherein connecting holes are formed in two sides of the bottom of the support, an output pipe is fixedly welded in the connecting hole on the left side, the output pipe is connected and communicated with the support, an outer wire joint is arranged at one end, away from the support, of the output pipe, a horizontal perforated aeration pipe is arranged in the outer wire joint, a plurality of small aeration holes are formed in the horizontal perforated aeration pipe, one side, away from the outer wire joint, of the horizontal perforated aeration pipe extends into the connecting hole on the right side and is fixedly connected with a right-angled elbow, the right-angled elbow is positioned in the support, and a connecting piece is arranged at the top of the right-angled elbow. Has the advantages that: after the aeration holes are blocked, the interior of the aeration pipe can be automatically swept, sludge in the aeration pipe can be conveniently discharged, the blockage of the aeration pipe is greatly reduced, the maintenance amount of a membrane component is reduced, manpower is saved, and the labor intensity is reduced.

Description

Curtain type membrane frame aeration structure

Technical Field

The utility model relates to the technical field of curtain type membrane frames, in particular to an aeration structure of a curtain type membrane frame.

Background

In sewage treatment, the use of curtain membranes is more and more extensive, and the performance of a curtain membrane frame assembly is more and more important to the stability of membrane water flux, wherein the influence of the blockage of a curtain membrane frame aeration device on the membrane flux is particularly important.

The existing curtain type membrane frame mainly adopts straight hole aeration, one end of an aeration pipe is used for air inlet, the other end of the aeration pipe is closed, a certain number of small aeration holes are formed in the aeration pipe, and air is sprayed out through the small holes to scrub the curtain type membrane assembly. Because the curtain type membrane is mainly applied to sewage treatment, the water has certain sludge content, aeration holes are small, sludge deposition is caused after operation for a period of time or shutdown, the aeration holes are blocked, aeration is not uniform, a sludge layer is formed on the surface of the membrane, and the water flux produced by the membrane is influenced.

Aiming at the defect that the aeration pipe is difficult to wash after being blocked, the utility model adopts the overflowing aeration pipe, so that when the aeration hole of the aeration pipe is blocked, the inner part can be automatically washed, and the blocked aeration hole is opened.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the related art, the present invention provides a curtain type membrane frame aeration structure to overcome the above technical problems in the related art.

Therefore, the utility model adopts the following specific technical scheme:

a curtain type membrane frame aeration structure comprises a support, wherein connecting holes are formed in two sides of the bottom of the support, an output pipe is fixedly welded in the connecting hole on the left side, the output pipe is connected with the support and communicated with the support, an outer wire joint is arranged at one end, far away from the support, of the output pipe, a horizontal perforated aeration pipe is arranged in the outer wire joint, a plurality of aeration small holes are formed in the horizontal perforated aeration pipe, one side, far away from the outer wire joint, of the horizontal perforated aeration pipe extends into the right side of the connecting hole and is fixedly connected with a right-angled bend, the right-angled bend is positioned in the support, a connecting piece is arranged at the top of the right-angled bend, one side, far away from the right-angled bend, of the connecting piece is contacted with the inner wall of the support, a U-shaped clamp is arranged on the outer side of the right-angled bend, the U-shaped clamp is positioned on the inner side below the connecting piece, and the U-shaped clamp is contacted with the inner wall of the connecting piece, the U-shaped clamp is characterized in that a fastening bolt is arranged in the middle of the inside of the U-shaped clamp and fixes the U-shaped clamp, the connecting piece and the bracket together, fixed blocks are arranged on the inner sides of two ends of the U-shaped clamp respectively, clamping blocks are arranged on one sides, far away from the U-shaped clamp, of the fixed blocks and are in contact with the side edges of the right-angled bends, and vertical aeration pipes are arranged on one sides, far away from the horizontal perforated aeration pipes, of the right-angled bends.

Preferably, the clamping block is of a semi-spherical structure, the clamping block is made of rubber materials, and the clamping block and the fixing block are fixed in a gluing mode.

Preferably, a sealing ring is arranged on the inner side of one end, away from the horizontal perforated aerator pipe, of the right-angle elbow, the sealing ring is matched with the vertical aerator pipe, and the sealing ring is made of rubber materials.

Preferably, the connecting piece is of an L-shaped structure and is made of an aluminum alloy material, a protective pad is arranged at the bottom of the connecting piece, and the protective pad is made of a rubber material.

Preferably, the right sides of the horizontal perforated aeration pipes are provided with thread blocks, the outer sides of the thread blocks are provided with external threads, the inner sides of the right-angle elbows are provided with internal threads, and the external threads are meshed with the internal threads.

Preferably, the distance between two adjacent aeration small holes is equal, and the horizontal perforated aeration pipe, the right-angle elbow and the vertical aeration pipe are all made of aluminum alloy materials.

The utility model has the beneficial effects that: after the aeration holes are blocked, the interior of the aeration pipe can be automatically swept, sludge in the aeration pipe can be conveniently discharged, the blockage of the aeration pipe is greatly reduced, the maintenance amount of a membrane component is reduced, manpower is saved, and the labor intensity is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a general structural view of a curtain-type membrane frame aeration structure according to an embodiment of the present invention;

FIG. 2 is a structural view of a horizontal perforated aeration pipe of a curtain membrane frame aeration structure according to an embodiment of the present invention;

FIG. 3 is a structure diagram of a rectangular elbow of a curtain membrane frame aeration structure according to an embodiment of the present invention;

fig. 4 is a structure view of a U-shaped bar of a curtain membrane frame aeration structure according to an embodiment of the present invention.

In the figure:

1. a support; 2. an output pipe; 3. an external thread joint; 4. a horizontal perforated aeration pipe; 5. aerating pores; 6. a right-angle elbow; 7. a U-shaped card; 8. a vertical aeration pipe; 9. a connecting member; 10. a seal ring; 11. a thread block; 12. fastening a bolt; 13. a fixed block; 14. and (5) clamping blocks.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to an embodiment of the present invention, there is provided a curtain-type membrane rack aeration structure.

In the first embodiment, as shown in fig. 1-4, a curtain-type membrane frame aeration structure according to an embodiment of the present invention includes a support 1, where two sides of the bottom of the support 1 are respectively provided with a connection hole, an output tube 2 is welded and fixed in the connection hole on the left side, the output tube 2 is connected and communicated with the support 1, one end of the output tube 2 away from the support 1 is provided with an external screw joint 3, a horizontal perforated aeration tube 4 is provided in the external screw joint 3, the horizontal perforated aeration tube 4 is provided with a plurality of aeration pores 5, one side of the horizontal perforated aeration tube 4 away from the external screw joint 3 extends into the connection hole on the right side and is connected and fixed with a right-angled elbow 6, the right-angled elbow 6 is located inside the support 1, the top of the right-angled elbow 6 is provided with a connection member 9, one side of the connection member 9 away from the right-angled elbow 6 is in contact with the inner wall of the support 1, a U-shaped clamp 7 is arranged on the outer side of the right-angled bend 6, the U-shaped clamp 7 is positioned on the inner side below the connecting piece 9, the U-shaped clamp 7 is in contact with the inner wall of the connecting piece 9, a fastening bolt 12 is arranged in the middle of the U-shaped clamp 7, the connecting piece 9 and the bracket 1 are fixed together by the fastening bolt 12, fixed blocks 13 are arranged on the inner sides of two ends of the U-shaped clamp 7, clamping blocks 14 are arranged on the sides, away from the U-shaped clamp 7, of the fixed blocks 13, the clamping blocks 14 are in contact with the side edges of the right-angled bend 6, and a vertical aeration pipe 8 is arranged on the side, away from the horizontal perforated aeration pipe 4, of the right-angled bend 6;

in the second embodiment, the clamping block 14 is a semi-spherical structure, the clamping block 14 is made of a rubber material, and the clamping block 14 and the fixing block 13 are fixed by gluing;

in the third embodiment, a sealing ring 10 is arranged on the inner side of one end of the right-angle elbow 6, which is far away from the horizontal perforated aerator pipe 4, the sealing ring 10 is matched with the vertical aerator pipe 8, and the sealing ring 10 is made of rubber material;

in the fourth embodiment, the connecting member 9 is an L-shaped structure, the connecting member 9 is made of an aluminum alloy material, a protective pad is arranged at the bottom of the connecting member 9 and made of a rubber material, the right sides of the horizontal perforated aeration pipes 4 are both provided with thread blocks 11, the outer sides of the thread blocks 11 are provided with external threads, the inner sides of the right-angled bends 6 are provided with internal threads, and the external threads are meshed with the internal threads;

in the fifth embodiment, the distance between two adjacent aeration holes 5 is equal, and the horizontal perforated aeration pipe 4, the right-angle elbow 6 and the vertical aeration pipe 8 are all made of aluminum alloy materials.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

In summary, according to the above technical solution of the present invention, when the horizontal perforated aeration pipe 4 is clogged with the small aeration holes 5 due to the sludge sedimentation during the shutdown, the compressed air is continuously discharged through the horizontal perforated aeration pipe 4 and the vertical aeration pipe 8, and automatically purges the inside of the aeration pipe to blow out the sludge clogged with the internal sedimentation and open the plurality of small aeration holes 5. When the aeration pipe is normal, compressed air is preferentially discharged from the aeration small holes 5 to uniformly sweep the membrane module due to different liquid level differences between the outlets of the vertical aeration pipe 8 and the straight-hole aeration small holes 5.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a curtain formula membrane frame aeration structures, its characterized in that, includes support (1), support (1) bottom both sides all are equipped with the connecting hole, the left side the welded fastening has output tube (2) in the connecting hole, output tube (2) with support (1) is connected and is link up, output tube (2) are kept away from support (1) one end is equipped with outer silk joint (3), be equipped with horizontal perforation aeration pipe (4) in outer silk joint (3), be equipped with a plurality of aeration aperture (5) on horizontal perforation aeration pipe (4), horizontal perforation aeration pipe (4) are kept away from outer silk joint (3) one side extends to the right side in the connecting hole, and is connected fixedly with elbow bend (6), elbow bend (6) are located inside support (1), elbow bend (6) top is equipped with connecting piece (9), connecting piece (9) are kept away from elbow bend (6) one side with support (1) inner wall meets The contact type U-shaped clamp (7) is arranged on the outer side of the right-angle elbow (6), the U-shaped clamp (7) is located on the inner side below the connecting piece (9), the U-shaped clamp (7) is in contact with the inner wall of the connecting piece (9), a fastening bolt (12) is arranged in the middle of the U-shaped clamp (7), the connecting piece (9) and the support (1) are fixed together through the fastening bolt (12), fixing blocks (13) are arranged on the inner sides of two ends of the U-shaped clamp (7), the fixing blocks (13) are far away from one side of the U-shaped clamp (7) and are provided with clamping blocks (14), the clamping blocks (14) are in contact with the side edge of the right-angle elbow (6), and a vertical aeration pipe (8) is arranged on one side of the horizontal perforation aeration pipe (4) far away from the right-angle elbow (6).

2. Curtain-type membrane frame aeration structure according to claim 1, characterized in that the clamping blocks (14) are of a semi-spherical structure, the clamping blocks (14) are made of rubber material, and the clamping blocks (14) are glued and fixed with the fixing blocks (13).

3. A curtain-type membrane frame aeration structure according to claim 1, wherein the right-angled elbow (6) is provided with a sealing ring (10) at the inner side of the end far away from the horizontal perforated aeration pipe (4), the sealing ring (10) is matched with the vertical aeration pipe (8), and the sealing ring (10) is made of rubber material.

4. Curtain-type membrane frame aeration structure according to claim 1, characterized in that the connecting piece (9) is an L-shaped structure, the connecting piece (9) is made of aluminum alloy material, the bottom of the connecting piece (9) is provided with a protective pad made of rubber material.

5. A curtain type membrane frame aeration structure according to claim 1, wherein the right side of the horizontal perforated aeration pipe (4) is provided with a thread block (11), the outer side of the thread block (11) is provided with an external thread, the inner side of the right-angled elbow (6) is provided with an internal thread, and the external thread is meshed with the internal thread.

6. A curtain-type membrane frame aeration structure according to claim 1, wherein the distance between two adjacent aeration small holes (5) is equal, and the horizontal perforated aeration pipe (4), the right-angled elbow (6) and the vertical aeration pipe (8) are made of aluminum alloy material.