CN218596212U

CN218596212U - MBR curtain-type membrane frame

Info

Publication number: CN218596212U
Application number: CN202223021022.5U
Authority: CN
Inventors: 俞泽君; 王建锋; 侯宇婷; 张侃; 李泽东; 刘瑞; 陈董根; 常娜; 王海涛; 许以农
Original assignee: Zhejiang Jinmo Environment Technology Co ltd
Current assignee: Zhejiang Jinmo Environment Technology Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-03-10
Anticipated expiration: 2032-11-10

Abstract

An MBR curtain type membrane frame comprises an outer frame, and a water collecting assembly and an aeration assembly which are arranged on the outer frame, wherein the water collecting assembly comprises water collecting pipes which are respectively arranged at the top and the bottom of the outer frame, a certain number of longitudinal pipelines are distributed between the two water collecting pipes side by side, a certain number of membrane water outlet pipes are respectively distributed on the two sides of the two water collecting pipes side by side, one end of each membrane water outlet pipe is communicated with the corresponding water collecting pipe, and the other end of each membrane water outlet pipe is fixed on the outer frame through a membrane plug; the aeration component comprises a square aeration pipe positioned below the bottom water collecting pipe, a certain number of pulse aeration grooves are respectively distributed on two sides of the square aeration pipe side by side, one end of each pulse aeration groove is communicated with the square aeration pipe, and the other end of each pulse aeration groove is fixed on the outer frame. The utility model discloses corroded durability to MBR membrane frame has very big promotion, has reduced the cost that membrane frame was maintained from this, and pulse aeration also effectively practices thrift aeration energy consumption, very big reduction running cost simultaneously.

Description

MBR curtain-type membrane frame

Technical Field

The utility model belongs to the technical field of the water treatment technique and specifically relates to a MBR curtain-type membrane frame is related to.

Background

A Membrane-Bioreactor (MBR) is a novel efficient sewage treatment and recycling process organically combining a Membrane separation technology and a traditional sewage biological treatment process, and has been increasingly and widely paid attention in the field of international water treatment technology in recent years, and has also been widely popularized and applied in domestic sewage treatment engineering.

The defects of the prior art are as follows: MBR membrane system is produced water and the aeration pipeline at present and mainly adopts stainless steel material, nevertheless still has very big corroded risk because soak MBR membrane cisterna sewage for a long time.

MBR membrane system mainly adopts perforated pipe aeration at present, and it utilizes the tiny punchhole of hollow fiber membrane silk surface distribution to carry out the aeration, and the air current rises in the form of bubbles, drives rivers upward flow. The membrane filaments are continuously washed by the gas-liquid two-phase flow generated by aeration, so that the sludge adsorbed on the surface of the membrane filaments is removed. In order to ensure the cleanness of the surface of the membrane wire, high-strength airflow and water flow washing is needed, so that the great aeration energy consumption is brought, the frequent aeration causes the overhigh oxygen filling amount of water quality, the water quality is deteriorated, other corresponding eliminating procedures are also needed, and the operating cost of sewage treatment is greatly increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the not enough of above-mentioned current device, provide a MBR curtain formula membrane frame, have very big promotion to the corruption incorruptibility of MBR membrane frame, reduced the cost that the membrane frame was maintained from this.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a MBR curtain-type membrane frame, includes outer frame and installs catchment subassembly and the aeration subassembly on outer frame, and catchment subassembly is including setting up the collector pipe in outer frame top and bottom position respectively, and it has the vertical pipeline of a certain amount to distribute side by side between two collector pipes, and the both sides of two collector pipes distribute side by side respectively has the diaphragm outlet pipe of a certain amount, and diaphragm outlet pipe one end and collector pipe intercommunication, one end are passed through the membrane end cap and are fixed on outer frame. The upper and lower diaphragm outlet pipes correspond to each other one by one, and the MBR membrane is positioned between the upper and lower diaphragm outlet pipes. The aeration component comprises a square aeration pipe positioned below the bottom water collecting pipe, a certain number of pulse aeration grooves are respectively distributed on two sides of the square aeration pipe side by side, one end of each pulse aeration groove is communicated with the square aeration pipe, and the other end of each pulse aeration groove is fixed on the outer frame.

Preferably, the water collecting pipes are formed by splicing a certain number of water collecting pipe tee joints. The outward ends of the water collecting pipe tee joints at the two ends are provided with cover plates.

Preferably, a water collecting pipe four-way joint is arranged between two water collecting pipe three-way joints in the middle, and water is collected and then discharged from the water collecting pipe four-way joint.

Preferably, one end of the water collecting pipe four-way joint is provided with a water collecting pipe short joint which is connected with the water collecting pipe three-way joint.

Preferably, one end of the square aeration pipe is connected with an aeration main pipe, and the aeration main pipe is communicated with an external gas production structure.

Preferably, the number of the aeration mother pipes is two.

Preferably, the square aeration pipe is formed by splicing a certain number of aeration pipe joints.

Preferably, an aeration pipe short joint is arranged between two aeration pipe joints in the middle.

Preferably, the longitudinal pipeline is divided into at least two sections and connected through a pipeline connector.

Preferably, four corners of the top of the outer frame are provided with lifting rods. The number of the lifting rods is two, and two ends of the lifting rods are respectively connected with two corners of the outer frame.

Preferably, the water collecting pipe, the longitudinal pipeline and the square aeration pipe are made of plastics.

The beneficial effects of the utility model reside in that: (1) The utility model discloses a partly catchment, aeration structure adopt the plastics material, have avoided the risk of being corroded, and the incorruptibility has very big promotion.

(2) The water collecting component and the aeration component are of modular assembling structures, are convenient to assemble and can be adapted to MBR membrane frames with different curtain numbers.

(3) Improve the aeration energy consumption problem of the aeration equipment of original fixing in the bottom, improve the washing effect of the membrane silk of every position right, improve the sewage treatment efficiency who influences whole device.

Drawings

Fig. 1 is a perspective view (top view) of the present invention;

fig. 2 is another perspective view (bottom view) of the present invention;

fig. 3 is a perspective view of the water collecting assembly of the present invention;

fig. 4 is a perspective view of the middle aeration assembly of the present invention.

The main elements in the figures are symbolically illustrated: 1. the device comprises an outer frame, 2 parts of a water collecting pipe, 3 parts of a longitudinal pipeline, 4 parts of a membrane water outlet pipe, 5 parts of a membrane plug, 6 parts of a square aeration pipe, 7 parts of a pulse aeration tank, 8 parts of a water collecting pipe tee joint, 9 parts of a water collecting pipe four-way joint, 10 parts of a water collecting pipe short joint, 11 parts of an aeration main pipe, 12 parts of an aeration pipe joint, 13 parts of an aeration pipe short joint, 14 parts of a pipeline connector, 15 parts of a lifting rod.

Detailed Description

The present invention will be further described with reference to the following detailed description and the accompanying drawings.

The implementation mode is as follows: as shown in fig. 1-2, an MBR curtain type membrane frame comprises an outer frame 1, and a water collecting assembly and an aeration assembly which are installed on the outer frame 1, wherein the water collecting assembly comprises water collecting pipes 2 which are respectively arranged at the top and the bottom of the outer frame 1, a certain number of longitudinal pipelines 3 are distributed between the two water collecting pipes 2 side by side, a certain number of membrane water outlet pipes 4 are respectively distributed at two sides of the two water collecting pipes 2 side by side, one ends of the membrane water outlet pipes 4 are communicated with the water collecting pipes 2, and the other ends are fixed on the outer frame 1 through membrane plugs 5. The aeration component comprises a square aeration pipe 6 positioned below the bottom water collecting pipe 2, pulse aeration grooves 7 with a certain number are respectively distributed on two sides of the square aeration pipe 6 side by side, one end of each pulse aeration groove 7 is communicated with the square aeration pipe 6, and the other end of each pulse aeration groove is fixed on the outer frame 1.

Referring to fig. 3, the water collecting pipes 2 are formed by splicing a certain number of water collecting pipe tee joints 8, a water collecting pipe tee joint 9 is arranged between two water collecting pipe tee joints 8 in the middle, and a water collecting pipe short joint 10 is arranged at one end of the water collecting pipe tee joint 9 and connected with the water collecting pipe tee joints 8. The water to be treated gradually permeates into the curtain type membrane under the action of pressure difference and enters the water collecting pipe 2 through the membrane water outlet pipe 4, the water discharged from the lower water collecting pipe 2 enters the upper water collecting pipe 2 through the longitudinal pipeline 3, and finally is collected and discharged from the water collecting pipe four-way joint 9.

Referring to fig. 4, one end of the square aeration pipe 6 is connected with two aeration main pipes 11, and the square aeration pipe 6 is formed by splicing a certain number of aeration pipe joints 12. An aeration pipe short joint 13 is arranged between two aeration pipe joints 12 positioned in the middle. The filter residue that the curtain formula diaphragm outside accumulated after a lot of water treatment through to the female pipe 11 of aeration, gas passes through the female pipe 11 of aeration and enters into square aeration pipe 6, finally discharges from pulse aeration tank 7 to reach the purpose of aeration, can wash the filter residue on curtain formula diaphragm surface clean after the aeration.

Wherein, the longitudinal pipeline 3 is divided into at least two sections and is connected by a pipeline connector 14, and four corners of the top of the outer frame 1 are provided with lifting rods 15.

In the present embodiment, the water collecting pipe 2, the vertical duct 3, and the square aeration pipe 6 are made of plastic.

The above description is only the specific embodiments of the present invention, but the structural features of the present invention are not limited thereto, the present invention can be used in similar products, and any person skilled in the art is in the field of the present invention, and all the changes or modifications made are covered by the claims of the present invention.

Claims

1. An MBR curtain-type membrane frame which is characterized in that: the aeration device comprises an outer frame (1), and a water collecting assembly and an aeration assembly which are arranged on the outer frame (1), wherein the water collecting assembly comprises water collecting pipes (2) which are respectively arranged at the top and the bottom of the outer frame (1), a certain number of longitudinal pipelines (3) are distributed between the two water collecting pipes (2) side by side, a certain number of membrane water outlet pipes (4) are respectively distributed at two sides of the two water collecting pipes (2) side by side, one end of each membrane water outlet pipe (4) is communicated with the corresponding water collecting pipe (2), and the other end of each membrane water outlet pipe is fixed on the outer frame (1) through a membrane plug (5);

the aeration component comprises a square aeration pipe (6) positioned below the bottom water collecting pipe (2), a certain number of pulse aeration grooves (7) are respectively distributed on two sides of the square aeration pipe (6) side by side, one end of each pulse aeration groove (7) is communicated with the square aeration pipe (6), and the other end of each pulse aeration groove is fixed on the outer frame (1).

2. The MBR curtain membrane frame of claim 1, wherein: the water collecting pipe (2) is formed by splicing a certain number of water collecting pipe tee joints (8).

3. The MBR curtain membrane frame of claim 2, wherein: and a water collecting pipe four-way joint (9) is arranged between two water collecting pipe three-way joints (8) in the middle.

4. The MBR curtain membrane frame as set forth in claim 3, wherein: one end of the water collecting pipe four-way joint (9) is provided with a water collecting pipe short joint (10) which is connected with the water collecting pipe three-way joint (8).

5. The MBR curtain membrane frame of claim 1, wherein: one end of the square aeration pipe (6) is connected with an aeration main pipe (11).

6. The MBR curtain membrane frame of claim 5, wherein: the square aeration pipe (6) is formed by splicing a certain number of aeration pipe joints (12).

7. The MBR curtain membrane frame as set forth in claim 6, wherein: an aeration pipe short joint (13) is arranged between two aeration pipe joints (12) in the middle.

8. The MBR curtain membrane chassis of claim 1, wherein: the longitudinal pipeline (3) is at least divided into two sections and is connected through a pipeline connector (14).

9. The MBR curtain membrane chassis of claim 1, wherein: and lifting rods (15) are arranged at four corners of the top of the outer frame (1).

10. An MBR curtain membrane frame according to any one of claims 1-9, wherein: the water collecting pipe (2), the longitudinal pipeline (3) and the square aeration pipe (6) are made of plastics.