CN220861118U

CN220861118U - Immersed ultrafiltration membrane assembly device

Info

Publication number: CN220861118U
Application number: CN202322528567.3U
Authority: CN
Inventors: 刘潘; 张来泉; 陈超飞; 文远志
Original assignee: Sichuan Sanuoxing Environmental Protection Technology Co ltd
Current assignee: Sichuan Sanuoxing Environmental Protection Technology Co ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-04-30
Anticipated expiration: 2033-09-18

Abstract

The utility model discloses an immersed ultrafiltration membrane assembly device, which relates to the technical field of ultrafiltration and comprises a water production main pipe, a membrane frame, a purging component and a plurality of membrane components. The water producing main pipe is arranged at the top of the membrane frame, and a plurality of water producing branch pipes are arranged at two sides of the water producing main pipe; the purging component comprises a plurality of purging pipes and a plurality of purging branch pipes, the purging branch pipes are arranged at the bottom of the membrane frame in parallel, a plurality of purging ports are arranged at the top of each purging branch pipe, one end of each purging pipe is communicated with each purging branch pipe through a gas flow pipe, and the other end of each purging pipe is used for communicating aeration equipment; the bottom of the membrane component is arranged on the purging branch pipe and corresponds to the purging port, and the top of the membrane component is connected with the water producing branch pipe through a pipeline connector. Compact structure, small occupation of land can also improve the clean efficiency of membrane module.

Description

Immersed ultrafiltration membrane assembly device

Technical Field

The utility model relates to the technical field of ultrafiltration, in particular to an immersed ultrafiltration membrane module device.

Background

The ultrafiltration membrane device is equipment for water treatment by using an ultrafiltration membrane technology, and is widely applied to the fields of tap water, municipal reclaimed water treatment and the like. The method can remove suspended matters, colloid, bacteria, viruses and other microorganisms and macromolecular substances in water by screening, filtering and other modes, thereby achieving the purpose of purifying water quality. The membrane component is a core element of the ultrafiltration membrane component device, and impurities in water are removed by the membrane component in a physical interception mode, so that the membrane component needs to be cleaned regularly to ensure the membrane flux of the membrane component and prolong the service life, and the correct cleaning method of the membrane component can save time, improve the cleaning efficiency and reduce the damage of the membrane component in the cleaning process. The existing ultrafiltration membrane group device has the following problems: (1) back flushing the membrane module, the cleaning efficiency is to be improved; (2) the membrane component has low filling rate and large occupied area; and (3) the membrane component is inconvenient to assemble and disassemble.

Disclosure of utility model

In order to solve the defects in the prior art, the utility model provides the immersed ultrafiltration membrane assembly device which has a compact structure and small occupied area and can improve the cleaning efficiency of a membrane assembly.

In order to achieve the object of the utility model, the following scheme is adopted:

An immersed ultrafiltration membrane assembly device comprises a water production main pipe, a membrane frame, a purging component and a plurality of membrane components.

The water producing main pipe is arranged at the top of the membrane frame, and a plurality of water producing branch pipes are arranged at two sides of the water producing main pipe;

The purging component comprises a plurality of purging pipes and a plurality of purging branch pipes, the purging branch pipes are arranged at the bottom of the membrane frame in parallel, a plurality of purging ports are arranged at the top of each purging branch pipe, one end of each purging pipe is communicated with each purging branch pipe through a gas flow pipe, and the other end of each purging pipe is used for communicating aeration equipment;

The bottom of the membrane component is arranged on the purging branch pipe and corresponds to the purging port, and the top of the membrane component is connected with the water producing branch pipe through a pipeline connector.

Further, the gas flow pipe is rectangular, the bottom of the gas flow pipe is communicated with each purging branch pipe, the top of the gas flow pipe is fixedly connected to the membrane frame, and the purging pipes are arranged at the top of the gas flow pipe.

Further, the device also comprises a plurality of three-way pipes, wherein two ends of each three-way pipe are respectively connected with two membrane assemblies through copy forests, and the remaining ends of each three-way pipe are connected with a water production branch pipe through a pipeline connector.

Further, the bottom of the membrane component is provided with a clamping groove which is matched with the purging branch pipe.

The utility model has the beneficial effects that:

1. The operation is performed in a suction mode, and the pollution on the surface of the membrane can be effectively reduced, the membrane flux is maintained, and the long-term stable and reliable operation of the ultrafiltration membrane assembly device is ensured through periodical back flushing and aeration purging.

2. The high-filling-rate membrane system is adopted, so that the structure is compact, and the occupied area is very small; the high filling rate also means that the amount of purge gas required is extremely low; the membrane Chi Xiao has small sewage discharge amount and high recovery rate.

3. The purging pipeline and the water supply pipeline are integrally designed, so that the pipeline is simplified; the purging pipeline and the water supply pipeline are respectively used as passages of gas and liquid and are also used as a part of the support structure of the ultrafiltration membrane assembly device, so that the ultrafiltration membrane assembly device has the function of fixing the membrane assembly.

4. The membrane component is specially installed and designed, so that the membrane component is convenient to disassemble and assemble.

Drawings

FIG. 1 is a block diagram of an ultrafiltration membrane module in an embodiment;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a diagram of a purge branch distribution structure of an embodiment;

FIG. 4 is a front view of an embodiment ultrafiltration membrane module;

FIG. 5 is a top view of an embodiment ultrafiltration membrane module;

FIG. 6 is a right side view of an ultrafiltration membrane module in accordance with an embodiment.

Detailed Description

As shown in fig. 1, the embodiment provides an immersed ultrafiltration membrane assembly device, which comprises a water production main pipe 1, a membrane frame 2, a purging component and a plurality of membrane components 4.

Specifically, as shown in fig. 1 and 6, the membrane frame 2 is in an inverted U shape, the water producing trunk pipe 1 is horizontally arranged at the top of the membrane frame 2, a plurality of water producing branch pipes 11 are arranged at two sides of the water producing trunk pipe 1, the water producing branch pipes 11 are right-angle bent pipes, one end of each water producing branch pipe 11 is horizontally connected with the water producing trunk pipe 1, and the other end is vertically downward.

Specifically, as shown in fig. 1, 3 and 5, the purging component includes two purging pipes 31 and four purging branch pipes 32, the four purging branch pipes 32 are arranged at the bottom of the membrane frame 2 in parallel, a plurality of purging ports 321 are arranged at the top of the purging branch pipes 32, one end of each purging pipe 31 is communicated with each purging branch pipe 32 through a gas flow pipe 33, and the other end of each purging pipe 31 is used for communicating aeration equipment.

More specifically, in order to make the ultrafiltration membrane module structure more compact and stable, the gas flow tube 33 is rectangular, the bottom of the gas flow tube 33 is communicated with each purging branch tube 32, the top of the gas flow tube 33 is fixedly connected to the membrane frame 2, and the purging tubes 31 are vertically arranged at the top of the gas flow tube 33.

Specifically, the membrane modules 4 are distributed in four rows, the bottom of each membrane module 4 is installed on the purge branch pipe 32, and one membrane module 4 corresponds to one purge port 321, as shown in fig. 2, and the top of each membrane module 4 is connected with the water producing branch pipe 11 through the pipe connector 5.

The immersed ultrafiltration membrane assembly device operates in a suction mode, and can effectively reduce membrane surface pollution, maintain membrane flux and ensure long-term stable and reliable operation of the ultrafiltration membrane assembly device through periodical back flushing and aeration purging.

The immersed ultrafiltration membrane combiner has compact structure, adopts a high-filling-rate membrane system design, and occupies little space; the high filling rate also means that the amount of purge gas required is extremely low; the membrane Chi Xiao has small sewage discharge amount and high recovery rate.

In the immersed ultrafiltration membrane module, a purging pipeline and a water supply pipeline are integrally designed, so that the pipelines are simplified; the purging pipeline and the water supply pipeline are respectively used as passages of gas and liquid and are also used as a part of the support structure of the ultrafiltration membrane assembly device, so that the ultrafiltration membrane assembly 4 is fixed.

More specifically, in order to facilitate the disassembly and assembly of the membrane module 4, the following measures are taken in this embodiment: as shown in fig. 3 and 4, a clamping groove 41 is formed in the bottom of the membrane module 4, and the clamping groove 41 is matched with the purging branch pipe 32. As shown in fig. 2 and 6, the immersed ultrafiltration membrane module device further comprises a plurality of three-way pipes 6, wherein two ends of the three-way pipe 6 are vertically downward, the two ends are respectively connected with two membrane modules 4 through a copying forest 61, the remaining ends are vertically upward and are connected with a water producing branch pipe 11 through a pipeline connector 5, the copying forest 61 and the pipeline connector 5 are locked by bolts, and the copying forest 61 and the pipeline connector 5 belong to common modules in the prior art, and the structure of the three-way pipe is not repeated in detail.

The above embodiments are merely for illustrating the technical ideas and features of the present utility model, and are not meant to be exclusive or limiting. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.

Claims

1. The immersed ultrafiltration membrane assembly device is characterized by comprising a water production main pipe (1), a membrane frame (2), a purging component and a plurality of membrane components (4);

The water producing main pipe (1) is arranged at the top of the membrane frame (2), and a plurality of water producing branch pipes (11) are arranged at two sides of the water producing main pipe (1);

The purging component comprises a plurality of purging pipes (31) and a plurality of purging branch pipes (32), the purging branch pipes (32) are arranged at the bottom of the membrane frame (2) in parallel, a plurality of purging ports (321) are formed in the top of each purging branch pipe (32), one end of each purging pipe (31) is communicated with each purging branch pipe (32) through a gas flow pipe (33), and the other end of each purging pipe is used for communicating aeration equipment;

The bottom of the membrane component (4) is arranged on the purging branch pipe (32) and corresponds to the purging port (321), and the top of the membrane component (4) is connected with the water production branch pipe (11) through the pipeline connector (5).

2. The immersed ultrafiltration membrane module according to claim 1, wherein the gas flow tube (33) is rectangular, the bottom of the gas flow tube is communicated with each purging branch tube (32), the top of the gas flow tube is fixedly connected to the membrane frame (2), and the purging tubes (31) are arranged at the top of the gas flow tube (33).

3. The immersed ultrafiltration membrane module device according to claim 1, further comprising a plurality of three-way pipes (6), wherein two ends of the three-way pipes (6) are respectively connected with two membrane modules (4) through copy forests (61), and the remaining ends are connected with a water producing branch pipe (11) through a pipeline connector (5).

4. The immersed ultrafiltration membrane module according to claim 1, wherein the bottom of the membrane module (4) is provided with a clamping groove (41), and the clamping groove (41) is matched with the purging branch pipe (32).