CN212119598U - An easy-to-assemble submerged ultrafiltration membrane packer - Google Patents

Abstract

The utility model discloses a submerged ultrafiltration membrane packer that is easy to assemble, comprising an ultrafiltration device body; an ultrafiltration membrane tank is arranged at the bottom of the ultrafiltration device body, and an ultrafiltration membrane tank is installed at the top of the ultrafiltration membrane tank The filter membrane assembly includes an ultrafiltration membrane frame, the upper and lower ends of the ultrafiltration membrane frame are provided with a plurality of membrane bundle installation holes at intervals, and the upper and lower membrane bundle installation holes are connected between There are hollow fiber membrane filament membrane bundles; membrane filament cleaning and aeration holes are arranged between the two adjacent membrane bundle installation holes; the membrane filament cleaning and aeration holes are connected with the water outlet of the aeration device through the water outlet pipe; The inside of the aeration device is installed with a spiral mixing structure; the bottom of the ultrafiltration device body is provided with a support seat. The utility model realizes the cleaning of the pollutants on the hollow fiber membrane fiber membrane bundle through the aeration device communicated with the ultrafiltration membrane assembly, and the spiral mixing structure can realize the full stirring of water and air and improve the cleaning efficiency.

Description

An easy-to-assemble submerged ultrafiltration membrane packer

technical field

The utility model relates to the technical field of water treatment equipment, in particular to a submerged ultrafiltration membrane packer which is easy to assemble.

Background technique

Submerged ultrafiltration refers to the filtration method in which the membrane module is directly immersed in the membrane tank, and the module is evacuated by a suction pump to generate a certain pressure difference across the membrane. Compared with ultrafiltration membrane modules of other filtration types, the submerged module has the characteristics of lower requirements for raw water pretreatment, and can be directly immersed in a sedimentation tank or placed in a biochemical reaction tank and then in a membrane tank that has undergone certain pretreatment. Wider range of applications. At the same time, the submerged ultrafiltration method has a small footprint and a simple pipeline system. Interval or continuous aeration is an effective way to clean the surface of the submerged ultrafiltration membrane wire and prevent the membrane pores from fouling. The submerged ultrafiltration equipment integrates and connects multiple submerged ultrafiltration membrane modules to form a filtration unit, so that multiple submerged ultrafiltration membrane modules can perform water treatment work at the same time, which greatly improves the work efficiency.

At present, the widely used submerged module type is difficult to clean and maintain, and the aeration is not uniform.

Utility model content

The purpose of the present invention is to provide a submerged ultrafiltration membrane packer that is easy to assemble, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a submerged ultrafiltration membrane packer that is easy to assemble, comprising an ultrafiltration device body; an ultrafiltration membrane pool is provided at the bottom of the ultrafiltration device body, and the ultrafiltration membrane An ultrafiltration membrane module is installed on the top of the membrane filter tank, and the ultrafiltration membrane module includes an ultrafiltration membrane frame. The upper and lower ends of the ultrafiltration membrane frame are provided with a number of membrane bundle installation holes at intervals, and the upper and lower two A hollow fiber membrane fiber membrane bundle is connected between each membrane bundle installation hole; a membrane fiber cleaning and aeration hole is set between the two adjacent membrane bundle installation holes; the membrane fiber cleaning and aeration holes are communicated through a water outlet pipe Water outlet with aeration device;

The top of the aeration device is provided with an air inlet and a water inlet, the air inlet and the water inlet are respectively connected with an air inlet pipe and a water inlet pipe, and the air inlet pipe is connected with the backwash air inlet of the ultrafiltration membrane tank; One end of the water inlet pipe away from the aeration device is connected with a backwash water supply pool; a spiral mixing structure is installed inside the aeration device; a support seat is arranged at the bottom of the ultrafiltration device body.

Preferably, the top of the ultrafiltration device body is provided with a lifting lug group, which facilitates the lifting and replacement of the equipment and reduces the difficulty of operation.

Preferably, the support base is an isosceles trapezoid structure, which is simple and stable in structure.

Preferably, a sealing and anti-fouling gasket is installed inside the membrane bundle installation hole to further prevent sludge from entering the ultrafiltration membrane module and causing pollution to it.

Preferably, the bottom of the ultrafiltration device body is provided with a sludge discharge tank, which plays the role of sewage discharge.

Preferably, a moving pulley block is installed on the bottom of the support base, which is convenient for the movement of the ultrafiltration device body.

Preferably, a disinfection feeding pipe is provided on one side of the backwash water supply pool for adding disinfectant to further improve the cleanliness of the ultrafiltration membrane module.

Compared with the prior art, the beneficial effects of the present utility model are:

The utility model realizes the cleaning of pollutants on the hollow fiber membrane fiber membrane bundle through the aeration device communicated with the ultrafiltration membrane assembly, effectively avoids sludge deposition and affects the working efficiency of the hollow fiber membrane fiber membrane bundle; The spiral mixing structure inside the aeration device can fully stir the water and air in the aeration device, so that the air can be fully integrated into the water, and the cleaning efficiency can be improved.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention.

In the figure: 1. The body of the ultrafiltration device; 2. The ultrafiltration membrane tank; 3. The ultrafiltration membrane frame; 4. The installation hole of the membrane bundle; 5. The hollow fiber membrane fiber membrane bundle; , aeration device; 8, water outlet pipe; 9, air inlet pipe; 10, water inlet pipe; 11, backwash air inlet; 12, backwash water supply pool; 13, disinfection feeding pipe; 14, spiral mixing structure; 15, support 16. Lifting ear group; 17. Moving pulley group; 18. Mud discharge chute.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. is based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the description of the present invention, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

Please refer to FIG. 1 , the present utility model provides a technical solution: a submerged ultrafiltration membrane packer that is easy to assemble, including an ultrafiltration device body 1; The top of the membrane filter tank 2 is provided with an ultrafiltration membrane assembly, which includes an ultrafiltration membrane frame 3, and the upper and lower ends of the ultrafiltration membrane frame 3 are provided with several membrane bundle installation holes 4 at intervals, and the upper and lower ends of the ultrafiltration membrane frame A hollow fiber membrane fiber membrane bundle 5 is connected between the lower two membrane bundle installation holes 4; a membrane fiber cleaning and aeration hole 6 is arranged between two adjacent membrane bundle installation holes 4; the membrane fiber cleaning and aeration hole 6 passes through The water outlet pipe 8 is communicated with the water outlet of the aeration device 7;

The top of the aeration device 7 is provided with an air inlet and a water inlet, the air inlet and the water inlet are respectively connected with an air inlet pipe 9 and a water inlet pipe 10, and the air inlet pipe 9 is connected with the backwash air inlet 11 of the ultrafiltration membrane tank 2; One end of the water inlet pipe 10 away from the aeration device 7 is connected to a backwash water supply pool 12 ; a spiral mixing structure 14 is installed inside the aeration device 7 ; a support seat 15 is arranged at the bottom of the ultrafiltration device body 1 .

Further, the top end of the ultrafiltration device body 1 is provided with a lifting ear group 16 .

Further, the support base 15 is an isosceles trapezoid structure.

Further, a sealing and anti-fouling gasket is installed inside the membrane bundle installation hole 4 .

Further, the bottom of the ultrafiltration device body 1 is provided with a sludge discharge tank 18 .

Further, a moving pulley block 17 is installed on the bottom of the support base 15 .

Further, a disinfection feeding pipe 13 is provided on one side of the backwash water supply pool 12 .

Working principle: Before the utility model is used, the operator first checks whether the internal structure of the ultrafiltration device body 1 is in good condition. Filtration and purification work. In the process of sewage treatment, the roots of the hollow fiber membrane bundles 5 are prone to form sludge accumulation, and the accumulated sludge is not easy to clean, resulting in serious pollution of the roots of the membrane threads, which needs to be cleaned up. The operator disinfects the membrane threads according to actual needs The disinfectant used is added to the backwash water supply pool 12 through the disinfection feed pipe 13, and then the cleaning water in the backwash water supply pool 12 is transported to the aeration device 7 through the water inlet pipe 10, and passed through the air inlet pipe 9 and the ultrafiltration membrane pool 2. The cooperation between the backwash air inlets 11 provides the air source for the aeration device, and the air and the cleaning water are fully mixed through the spiral mixing structure 14, so that the air is fully integrated into the water, and the cleaning efficiency is improved. The cleaning of the hollow fiber membrane fiber membrane bundle 5 is realized through the cooperation between the membrane fiber cleaning aeration hole 6 and the water outlet pipe 8 .

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. an immersed ultrafiltration membrane group device that is easy to assemble, is characterized in that: comprise ultrafiltration device body (1); The bottom of described ultrafiltration device body (1) is provided with ultrafiltration membrane pool (2), so The top of the ultrafiltration membrane tank (2) is provided with an ultrafiltration membrane assembly, and the ultrafiltration membrane assembly includes an ultrafiltration membrane frame (3), and the upper and lower ends of the ultrafiltration membrane frame (3) are provided with several two membrane bundle installation holes (4), and a hollow fiber membrane fiber membrane bundle (5) is connected between the upper and lower membrane bundle installation holes (4); the two adjacent membrane bundle installation holes (4) Membrane filament cleaning and aeration holes (6) are arranged therebetween; the membrane filament cleaning and aeration holes (6) are communicated with the water outlet of the aeration device (7) through the water outlet pipe (8); The top of the aeration device (7) is provided with an air inlet and a water inlet, the air inlet and the water inlet are respectively connected with an air inlet pipe (9) and a water inlet pipe (10), and the air inlet pipe (9) is communicated with There is a backwash air inlet (11) of the ultrafiltration membrane pool (2); one end of the water inlet pipe (10) away from the aeration device (7) is communicated with a backwash water supply pool (12); the aeration device ( 7) A spiral mixing structure (14) is installed inside; the bottom of the ultrafiltration device body (1) is provided with a support seat (15). 2 . The immersed ultrafiltration membrane assembly device for easy assembly according to claim 1 , characterized in that: the top of the ultrafiltration device body (1) is provided with a lifting ear group (16). 3 . 3 . The immersed ultrafiltration membrane stacker according to claim 1 , wherein the support seat ( 15 ) is an isosceles trapezoid structure. 4 . 4 . The immersed ultrafiltration membrane stacker for easy assembly according to claim 1 , wherein a sealing and anti-fouling gasket is installed inside the membrane bundle installation hole ( 4 ). 5 . 5 . The immersed ultrafiltration membrane pack device that is easy to assemble according to claim 1 , wherein the bottom of the ultrafiltration device body ( 1 ) is provided with a sludge discharge tank ( 18 ). 6 . 6 . The immersed ultrafiltration membrane stack device for easy assembly according to claim 1 , wherein a moving pulley set ( 17 ) is installed on the bottom of the support base ( 15 ). 7 . 7 . The immersed ultrafiltration membrane stack device that is easy to assemble according to claim 1 , characterized in that: one side of the backwash water supply pool ( 12 ) is provided with a sterilizing feeding pipe ( 13 ). 8 .

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