CN216687611U

CN216687611U - Membrane frame structure of MBR membrane module

Info

Publication number: CN216687611U
Application number: CN202123196074.1U
Authority: CN
Inventors: 梁良; 孙德春; 张翔; 时光
Original assignee: Chengdu Lear Environmental Technology Development Co ltd
Current assignee: Chengdu Lear Environmental Technology Development Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-06-07
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a membrane frame structure of an MBR (membrane bioreactor) membrane component, which comprises a membrane frame main body and a counterweight piece arranged at the upper end of the membrane frame main body; the membrane frame main body comprises a plurality of groups of through pipes, adjacent through pipes are mutually communicated and combined to form the membrane frame main body, the through pipes of the membrane frame main body are respectively provided with a blocking cap, and pipelines of the membrane frame main body respectively form a water pumping pipeline, an aeration pipeline and a communication pipeline communicated with the atmosphere through the isolation effect of the blocking caps; the membrane frame structure has a reliable structure and convenient assembly, not only plays a role of mechanical support, but also can be used as a water pipe and a vent pipe, so that the cost is saved, the treated water filtered by the curtain type membrane is pumped away by the water pumping pipeline, the aeration pipeline conveys compressed air to the perforated aeration pipe, and the blockage in the perforated aeration pipe can be reliably washed and removed by the aeration pipeline, so that the operation performance is good; in addition, through the setting of counterweight, thereby the effectual condition of avoiding causing the membrane frame to rise because of the trachea is full of the air and produces buoyancy when the aeration.

Description

Membrane frame structure of MBR membrane module

Technical Field

The utility model relates to the technical field of membrane filters, in particular to a membrane frame structure of an MBR (membrane bioreactor) membrane component.

Background

The traditional membrane module membrane frame is generally made of stainless steel materials, the materials are expensive, high-grade technical workers are required for operation, welding is required among all the components, the welding workload is large, and the cost is high. Meanwhile, water and air leakage caused by welding defects can be caused, the due technical requirements cannot be met, and the subsequent use performance is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a membrane frame structure of an MBR membrane module.

The technical scheme for solving the technical problems is as follows: a membrane frame structure of an MBR membrane component comprises a membrane frame main body and a counterweight piece arranged at the upper end of the membrane frame main body;

the membrane frame main part includes the multiunit siphunculus, communicates each other and makes up through the pipe fitting between the adjacent siphunculus and form this membrane frame main part, is provided with stifled cap on the siphunculus of this membrane frame main part respectively, and isolation effect through stifled cap makes the pipeline of membrane frame main part form water pumping pipeline, aeration pipeline respectively and with the intercommunication pipeline of atmosphere intercommunication.

Furthermore, a movable joint for installing the curtain-type membrane assembly is arranged on the membrane frame main body.

Further, the weight piece includes the connecting assembling that is used for fixing the weight quarter bend on the membrane frame main part and is located the weight quarter bend of membrane frame main part top.

Further, coupling assembling establishes the U type staple bolt on membrane frame main part top, sets up the fixed plate at the counter weight rectangular tube upper surface and sets up the dead lever between U type staple bolt and fixed plate including the cover, and the dead lever passes through retaining member locking.

Furthermore, fixed lugs are respectively arranged on two sides of the counterweight rectangular tube, and a hook is hinged on each fixed lug.

Furthermore, the opposite side of the film frame main body is provided with two groups of guide blocks respectively, a guide cavity is formed between the two groups of guide blocks, and a guide column is arranged in the guide cavity.

Further, the inside of counter weight quarter bend is hollow structure, and its inside is filled with the counter weight layer.

Furthermore, movable plugs for discharging water are arranged at the lower end of the water pumping pipeline and the bottom end of the aeration pipeline.

Furthermore, an air inlet pipe and an air outlet pipe are respectively communicated with the aeration pipeline, and a water pumping pipe is communicated with the water pumping pipeline.

Further, the outer pipe is arranged outside the through pipe of the film frame main body, and the through pipe of the film frame main body is made of plastic materials.

The utility model has the following beneficial effects: the membrane frame structure of the MBR membrane component provided by the utility model has the advantages that the structure is reliable, the assembly is convenient, the membrane frame structure not only plays a role of mechanical support, but also can be used as a water pipe and a vent pipe, the cost is saved, the treated water filtered by a curtain type membrane is pumped out through the water pumping pipeline, the blockage in the perforated aeration pipe is reliably washed and removed through the aeration pipeline, the operation performance is good, the membrane frame structure is conveniently and reliably placed in a tank body through the matching of the guide block and the guide column, and the lifting and placing of the membrane frame are facilitated through the guide function; in addition, through the setting of counterweight, thereby the effectual condition of avoiding causing the membrane frame to rise because of the trachea is full of the air and produces buoyancy when the aeration.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of a water pumping pipeline according to the present invention;

FIG. 3 is a schematic view of an aeration line according to the present invention;

FIG. 4 is a schematic view of a communication circuit according to the present invention;

FIG. 5 is a schematic view of a connecting assembly of the weight member of the present invention;

FIG. 6 is a schematic view of the structure of the guide block of the present invention;

FIG. 7 is a schematic view of the film frame body of the present invention in a lifted state;

FIG. 8 is a schematic view showing a state in which the film frame main body of the present invention is transported;

FIG. 9 is a schematic view of the structure of the membrane holder with the outer tube according to the present invention.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1 to 4, a membrane frame structure of an MBR membrane module comprises a membrane frame body 1 and a weight member 2 arranged at the upper end of the membrane frame body 1; the membrane frame main part 1 is used for hanging the curtain formula membrane, through the setting of counterweight 2, increases the whole weight of membrane frame structure, thereby the effectual condition of avoiding causing the membrane frame to rise because of the trachea is full of the air production buoyancy when the aeration.

The membrane frame main part 1 comprises a plurality of groups of through pipes 10, the through pipes 10 are made of plastic materials, preferably hard polyvinyl chloride materials are adopted, the adjacent through pipes 10 are communicated with each other through pipe fittings 11 and combined to form the membrane frame main part 1, the connecting pipe heads 11 are three-way pipes, bent pipes, straight pipes and the like, and adaptability selection is carried out according to assembly requirements. Preferably, the connection between the adjacent through pipes 10 is formed by bonding special PVC viscose glue, and the operation is simple and the manufacture is convenient. The through pipes 10 of the membrane frame main body 1 are respectively provided with a blocking cap, and the pipelines of the membrane frame main body 1 respectively form a water pumping pipeline, an aeration pipeline and a communication pipeline communicated with the atmosphere through the isolation effect of the blocking caps. The lower end of the water pumping pipeline and the bottom end of the aeration pipeline are provided with movable plugs for discharging water. An air inlet pipe 14 and an air outlet pipe 15 are respectively communicated with the aeration pipeline, and a water pumping pipe 16 is communicated with the water pumping pipeline. The water pumping pipeline is shown in fig. 2, wherein the black solid points indicate that a plug is arranged at the position, and in the working process, under the negative pressure action of the water pumping pump, the treated water filtered by the curtain type membrane passes through the position B and is pumped away from the position A. The aeration pipeline is shown in fig. 3, wherein the black solid points indicate that a plug is arranged at the position, compressed air enters from the position C during normal operation, and is discharged from the small holes distributed on the perforated aeration pipe 18 at the position D to complete aeration. When the perforated aeration pipe 18 is blocked by sludge deposition, the valve at the position E is opened, and the blockage in the aeration pipe can be removed by flushing a large amount of water or gas. The communication pipeline communicated with the atmosphere is shown in fig. 4, wherein the black solid points indicate that a plug is arranged at the position, as F is positioned at the highest point and communicated with the atmosphere, and G is positioned at the lowest point and communicated with the bottom of the pool, when the equipment is placed in the pool, water in the pool can smoothly enter the pipeline from the position G, air in the pipeline is discharged into the atmosphere from the position F, and buoyancy cannot be generated due to air accumulation in the pipeline. When the equipment is lifted for maintenance, the water in the pipeline can be smoothly discharged from the position G.

The membrane frame main body 1 is provided with a movable joint 3 for installing a curtain-type membrane assembly. The movable joint 3 is a loop, when the curtain-type membrane assembly is installed, one end of the curtain-type membrane assembly is inserted in the loop, and the other end is movably arranged, so that the curtain-type membrane assembly is convenient to maintain and replace.

The counterweight 2 comprises a counterweight rectangular tube 20 positioned at the top end of the membrane frame main body 1 and a connecting component 21 for fixing the counterweight rectangular tube 20 on the membrane frame main body 1. This counter weight quarter bend 20 can be solid construction also can be hollow structure, and when it was hollow structure, its inside packing has the internal filling to have the counter weight layer, and this counter weight layer can select for use iron sand, iron ore, cast iron fragment, soyate etc.. As shown in fig. 5, the connection assembly 21 includes a U-shaped hoop 210 sleeved on the top end of the membrane frame main body 1, a fixing plate 211 disposed on the upper surface of the weighted rectangular tube 20, and a fixing rod 212 disposed between the U-shaped hoop 210 and the fixing plate 211, and the fixing rod 212 is locked by a locking member 213. The fixing rod 212 is a screw rod, the locking piece 213 is a nut in threaded connection with the fixing rod 212, locking is achieved through screwing of the nut, and operation is convenient and fast.

As shown in fig. 6, two sets of guide blocks 12 are respectively disposed on opposite sides of the film frame body 1, a guide cavity is formed between the two sets of guide blocks 12, and a guide column 13 is disposed in the guide cavity. The guide post 13 is fixed in the tank body and is convenient for lifting and placing the membrane frame through the guide effect of the guide block 12.

Fixed support lugs 22 are respectively arranged on two sides of the counterweight rectangular tube 20, and a hook 23 is hinged on each fixed support lug 22. The fixed support lugs 22 and the hooks 23 are convenient for hoisting and transporting the whole membrane frame, and the hooks 23 are of U-shaped structures, as shown in fig. 7 to 8, which are schematic diagrams of hoisting state and transportation state respectively.

The outer pipe 17 is arranged outside the through pipe 10 of the film frame main body 1, the overall rigidity of the film frame is effectively increased, and meanwhile damage to the through pipe 10 in the transportation process is avoided.

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. A membrane frame structure of an MBR membrane module is characterized by comprising a membrane frame main body (1) and a counterweight (2) arranged at the upper end of the membrane frame main body (1);

the membrane frame main part (1) comprises a plurality of groups of through pipes (10), the through pipes (11) are communicated with each other and combined to form the membrane frame main part (1) through connecting pipes (10), blocking caps are respectively arranged on the through pipes (10) of the membrane frame main part (1), and pipelines of the membrane frame main part (1) form a water pumping pipeline, an aeration pipeline and a communication pipeline communicated with the atmosphere through the isolation effect of the blocking caps.

2. The membrane frame structure of an MBR membrane module according to claim 1, characterized in that the movable joint (3) for installing a curtain-type membrane module is arranged on the membrane frame main body (1).

3. The membrane frame structure of an MBR membrane module according to claim 1, wherein the weight member (2) comprises a weight rectangular pipe (20) at the top end of the membrane frame body (1) and a connecting assembly (21) for fixing the weight rectangular pipe (20) on the membrane frame body (1).

4. The membrane frame structure of an MBR (membrane bioreactor) membrane module according to claim 3, wherein the connecting assembly (21) comprises a U-shaped hoop (210) sleeved on the top end of the membrane frame main body (1), a fixing plate (211) arranged on the upper surface of the counterweight rectangular tube (20), and a fixing rod (212) arranged between the U-shaped hoop (210) and the fixing plate (211), and the fixing rod (212) is locked by a locking member (213).

5. The membrane frame structure of an MBR membrane module according to claim 3 or 4, characterized in that, a fixed support lug (22) is respectively arranged on both sides of the counterweight rectangular pipe (20), and a hook (23) is hinged on the fixed support lug (22).

6. The membrane frame structure of an MBR membrane module according to claim 1, characterized in that two sets of guide blocks (12) are respectively arranged on opposite sides of the membrane frame body (1), a guide cavity is formed between the two sets of guide blocks (12), and a guide column (13) is arranged in the guide cavity.

7. The membrane frame structure of an MBR membrane module, according to claim 5, wherein the interior of the weighted rectangular tube (20) is a hollow structure, and the interior of the weighted rectangular tube is filled with a weighted layer.

8. The membrane frame structure of an MBR membrane module according to claim 1, wherein the lower end of the water pumping pipeline and the lower end of the aeration pipeline are provided with movable plugs for discharging water.

9. The membrane frame structure of the MBR membrane module according to claim 8, wherein the aeration pipeline is respectively communicated with an air inlet pipe (14) and an air outlet pipe (15), and the water pumping pipeline is communicated with a water pumping pipe (16).

10. The membrane frame structure of the MBR membrane module according to claim 1, characterized in that an outer pipe (17) is arranged outside the through pipe (10) of the membrane frame main body (1), and the through pipe (10) of the membrane frame main body (1) is made of plastic.