CN215049010U

CN215049010U - Membrane module for MABR sewage treatment

Info

Publication number: CN215049010U
Application number: CN202121169921.2U
Authority: CN
Inventors: 张鹤; 刘杨; 张晓强
Original assignee: Hebei Yanlan Environmental Protection Technology Co ltd
Current assignee: Hebei Yanlan Environmental Protection Technology Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-12-07
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a membrane module for MABR sewage treatment, it includes the reaction tank, be provided with MABR sewage treatment's membrane module in the reaction tank, these board-like membrane modules present the structure of dispersion distribution, have so not only increased the effective utilization area to in the reaction tank to make its processing coverage area to sewage obtain the increase. Moreover, the rotating main shaft rod can also rotate to a certain degree, namely, the automatic driving rotation can be realized under the action of water flow. In addition, in the specific working process, air is conveyed to the upper mounting block through the air passage of the input main pipe, then enters the upper air pipeline and then enters the membrane structure, and an oxygen enrichment area is formed in the membrane structure so as to enhance the sewage treatment efficiency. In addition, the air can be output in sequence along the lower air outlet hole on the lower side, the lower air pipeline, the lower mounting block and the air passage of the output main pipe.

Description

Membrane module for MABR sewage treatment

Technical Field

The utility model particularly relates to a MABR sewage treatment's membrane module.

Background

An MABR (Membrane Aerated biofilm reactor) is a very important sewage treatment device. The membrane-structured sewage treatment module of this structure has been rapidly developed in recent years, and has very unique technical advantages compared with the conventional sewage treatment method. This is because it can achieve the synchronous operation of high-efficiency aeration and nitrification reaction on the biofilm.

In a specific working process, the MABR membrane component can be placed in a reaction tank, then sewage is introduced, air enters from one end of the MABR membrane, air is output from one end of the MABR membrane, enriched oxygen can be formed on one side of the MABR membrane, and then aerobic microorganisms in the sewage are enabled to be adsorbed and grown on the other side of the MABR membrane, so that the sewage nitrification treatment is realized. And the air is only needed to be aerated at low pressure, so that the energy consumption is reduced. In addition, there are various types of MABR membrane modules, and the types common in the art are spiral wound, biofilm-type, and plate-type. For example, in chinese patent application No. CN201910440036.4, a flat-plate type MABR oxygen permeable membrane module is disclosed, which mainly provides a closed MABR membrane, the upper and lower parts of which are connected to the air channel and are supported by the grid for the sealed cavity. In addition, in the chinese patent application with application number CN201580020446.3, a membrane-aerated biofilm reactor (MABR) is disclosed, which provides a chamber structure, and the flow guide of the sewage fluid is realized in the chamber to increase the contact uniformity and speed with the membrane, while the membrane structure adopts a frame type arrangement.

However, various membrane modules provided in the prior art have poor fluidity after being placed in a reaction tank, which makes the contact between sewage and the membrane modules insufficient, and another problem is that the membrane modules are not distributed uniformly, and there is no way to effectively utilize the area in the reaction tank, or the way of stacking and placing the membrane modules is not good for the rapid and efficient treatment of sewage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a weak point to prior art, provide a place the membrane module of plate-like structure in the reaction tank better to effectively utilize regional area's device structure.

The utility model provides a pair of a membrane module for MABR sewage treatment, it includes the reaction tank, be provided with MABR sewage treatment's membrane module in the reaction tank, MABR sewage treatment's membrane module is including rotating the main shaft pole, it has last installation piece to rotate the main shaft pole upper end, the lower extreme that rotates the main shaft pole has down the installation piece, be provided with a plurality of board-like MABR membrane structures on the circumferential direction of rotating the main shaft pole, board-like MABR membrane structure has last air inlet and lower venthole, last air inlet pass through last gas pipeline with it connects to go up the installation piece, down the venthole through down the gas pipeline with the installation piece is connected down, it is connected with the input person in charge air flue to go up the installation piece, the installation piece is responsible for the air flue with the output and is connected down.

The beneficial effect of above-mentioned scheme does: through the distributed structure arrangement, a plurality of uniformly arranged plate-type membrane assemblies can be distributed on the rotating main shaft rod, and the plate-type membrane assemblies are in a distributed structure, so that the effective utilization area in the reaction tank is increased, and the coverage area for sewage treatment is enlarged. Moreover, the rotating main shaft rod can also rotate to a certain degree, namely, the automatic driving rotation can be realized under the action of water flow. In addition, in the specific working process, air is conveyed to the upper mounting block through the air passage of the input main pipe, then enters the upper air pipeline and then enters the membrane structure, and an oxygen enrichment area is formed in the membrane structure so as to enhance the sewage treatment efficiency. In addition, the air can be output in sequence along the lower air outlet hole on the lower side, the lower air pipeline, the lower mounting block and the air passage of the output main pipe.

One preferred scheme is that the plate-type MABR membrane structure comprises a frame structure, the frame structure comprises two bottom plates and two side plates which are oppositely arranged, and the frame structure is further provided with two circulation openings which are oppositely arranged; the bottom plate at the upper end is connected with the upper gas pipeline, and the bottom plate at the lower end is connected with the lower gas pipeline. The side plates are arranged to be conveniently connected and fixed with the supporting rods. In addition, the flow-through opening can be used for the passage of the flow-through of the sewage for the treatment of the sewage by the membrane module.

The side plate is connected with a first supporting rod through a first connecting shaft, the first supporting rod is connected to the upper mounting block, the side plate is further connected with a second supporting rod through a second connecting shaft, and the second supporting rod is connected to the lower mounting block.

Preferably, a single or a plurality of MABR membrane structures are arranged inside the frame structure.

One preferable scheme is that two groups of membrane modules for MABR sewage treatment are symmetrically arranged in the reaction tank, and upper mounting blocks of the two groups of membrane modules for MABR sewage treatment are connected to an air passage of an input main pipe; and the other two groups of lower mounting blocks of the membrane modules for MABR sewage treatment are connected to the air passage of the output main pipe.

Preferably, the bottom of the rotating spindle rod is connected with a rotating motor. Through the arrangement of the rotating motor, the rotating motor can drive the rotating main shaft rod when needed, so that the device rotates to enable the sewage to be dispersed more uniformly, and the treatment efficiency is improved. In addition, continuous rotational power can be provided, and slow continuous rotation can be achieved by a reduction gear or the like.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic structural diagram of the membrane module for MABR sewage treatment of the present invention;

FIG. 2 is a partial structural schematic diagram of the membrane module for MABR sewage treatment of the present invention;

FIG. 3 is a partial structural schematic diagram of the membrane module for MABR sewage treatment of the present invention.

Detailed Description

The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the drawings in the embodiment of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

As shown in fig. 1 to 3, the utility model provides a pair of a membrane module 10 for MABR sewage treatment, it includes reaction tank 20, be provided with MABR sewage treatment's membrane module 10 in the reaction tank, MABR sewage treatment's membrane module 10 is including rotating main shaft rod 11, it has last installation piece 12 to rotate main shaft rod 11 upper end, the lower extreme that rotates main shaft rod 11 has down installation piece 21, be provided with a plurality of board-like MABR membrane structures 13 on the circumferential direction of rotating main shaft rod 11, board-like MABR membrane structure 13 has last gas vent 14 and lower venthole 15, go up gas vent 14 through last gas conduit 16 with go up installation piece 12 and connect, lower venthole 15 through down gas conduit 17 with install piece 21 down and connect, it is connected with input person in charge air flue 18 to go up installation piece 12, it is connected with output person in charge air flue 19 to install piece 21 down.

Through the distributed structure, a plurality of uniformly arranged plate-type membrane assemblies 13 can be distributed on the rotating main shaft rod 11, and the plate-type membrane assemblies 13 are in a distributed structure, so that the effective utilization area in the reaction tank is increased, and the treatment coverage area of sewage is enlarged. Moreover, the rotating main shaft rod 11 can also rotate to a certain degree, namely, the automatic driving rotation can be realized under the action of water flow. In addition, during a specific operation, air is delivered to the upper mounting block 12 through the inlet main air duct 18, then the air enters the upper air duct 16 and then enters the membrane structure 13, and an oxygen-enriched area is formed in the membrane structure 13, so that the sewage treatment efficiency is enhanced. The air is also sequentially output along the lower outlet hole 15, the lower air duct 17, the lower mounting block 21, and the output main duct 19.

Preferably, the plate-type MABR membrane structure comprises a frame structure 31, the frame structure 31 comprises two bottom plates 32 and two side plates 33 which are oppositely arranged, and the frame structure 31 further comprises two circulation openings which are oppositely arranged; the upper end of the bottom plate 32 is connected to the upper air duct 16, and the lower end of the bottom plate 32 is connected to the lower air duct 17. The connecting device is convenient to be connected with a pipeline through the arrangement of the bottom plate 32, and is convenient to be connected and fixed with the support rod through the arrangement of the side plate 33. In addition, the flow-through opening can be used for the passage of the flow-through of the sewage for the treatment of the sewage by the membrane module.

The side plate 33 is connected with a first supporting rod 36 through a first connecting shaft 35, the first supporting rod 36 is connected to the upper mounting block 12, the side plate is further connected with a second supporting rod 38 through a second connecting shaft 37, and the second supporting rod 38 is connected to the lower mounting block 21.

A single or a plurality of MABR membrane structures are arranged in the frame structure.

Two groups of membrane modules for MABR sewage treatment are symmetrically arranged in the reaction tank, and upper mounting blocks of the two groups of membrane modules for MABR sewage treatment are connected to an input main pipe air passage 18; and the other two groups of lower mounting blocks of the membrane modules for MABR sewage treatment are connected to the air passage of the output main pipe.

The bottom of the rotating spindle rod 11 is connected with a rotating motor. Through the arrangement of the rotating motor, the device can drive the rotating spindle rod 11 when needed, so that the device rotates to enable the sewage to be dispersed more uniformly, and the treatment efficiency is improved. In addition, continuous rotational power can be provided, and slow continuous rotation can be achieved by a reduction gear or the like.

The specific structure and operation principle of the MABR membrane structure can adopt the related technologies in the prior art, and are not described herein again.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Claims

1. A membrane module for MABR sewage treatment which characterized in that: including the reaction tank, be provided with MABR sewage treatment's membrane module in the reaction tank, MABR sewage treatment's membrane module is including rotating the main shaft pole, it has last installation piece to rotate the main shaft pole upper end, the lower extreme that rotates the main shaft pole has down the installation piece, be provided with a plurality of board-like MABR membrane structures on the circumferencial direction of rotating the main shaft pole, board-like MABR membrane structure has last air inlet and lower venthole, last air inlet through last gas pipeline with last installation piece is connected, the venthole down through down the gas pipeline with the installation piece is connected down, it is connected with the input person in charge air flue to go up the installation piece, install the piece and be connected with the output person in charge air flue down.

2. The membrane module for MABR sewage treatment of claim 1, wherein: the plate-type MABR membrane structure comprises a frame structure, wherein the frame structure comprises two bottom plates and two side plates which are oppositely arranged, and the frame structure is also provided with two circulation openings which are oppositely arranged; the bottom plate at the upper end is connected with the upper gas pipeline, and the bottom plate at the lower end is connected with the lower gas pipeline.

3. The membrane module for MABR sewage treatment of claim 2, wherein: the side plate is connected with the first supporting rod through a first connecting shaft, the first supporting rod is connected to the upper mounting block, the side plate is further connected with the second supporting rod through a second connecting shaft, and the second supporting rod is connected to the lower mounting block.

4. The membrane module for MABR sewage treatment of claim 2, wherein: a single or a plurality of MABR membrane structures are arranged in the frame structure.

5. The membrane module for MABR sewage treatment of claim 1, wherein: two groups of membrane assemblies for MABR sewage treatment are symmetrically arranged in the reaction tank, and upper mounting blocks of the two groups of membrane assemblies for MABR sewage treatment are connected to an air passage of the input main pipe; and the other two groups of lower mounting blocks of the membrane modules for MABR sewage treatment are connected to the air passage of the output main pipe.

6. The membrane module for MABR sewage treatment of claim 1, wherein: the bottom of the rotating main shaft rod is connected with a rotating motor.