CN219409416U

CN219409416U - MBR membrane reaction tank

Info

Publication number: CN219409416U
Application number: CN202223597714.4U
Authority: CN
Inventors: 刘鸿雁; 梅红庆
Original assignee: Fajorati Fluid Equipment Wuxi Co ltd
Current assignee: Fajorati Fluid Equipment Wuxi Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-07-25
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the field of sewage treatment, in particular to an MBR (membrane bioreactor) membrane reaction tank, which comprises a reaction tank body, sliding rail assemblies fixed on two sides of the reaction tank body, an MBR membrane system arranged in the reaction tank body and a hoisting assembly rolling on the sliding rail assemblies and used for hoisting the MBR membrane system, wherein sliding ways on two sides of the reaction tank body are used for supporting the movement of an auxiliary hoisting assembly, so that the MBR membrane system is hoisted and moved from outside the reaction tank body into the reaction tank body conveniently, the installation and the subsequent cleaning of the MBR membrane system are facilitated, sliding grooves of clamping plates form drawer-type tracks, MBR biological membrane insertion plates are slidably inserted in sliding grooves of a pair of clamping plates, and the MBR membrane reaction tank is convenient and efficient to install and more convenient to extract and clean an MBR biological membrane.

Description

MBR membrane reaction tank

Technical Field

The utility model relates to the field of sewage treatment, in particular to an MBR membrane reaction tank.

Background

MBR membrane reaction tank is important component in sewage treatment equipment, reasonable design of membrane bioreactor reaction tank is the very critical one step of MBR application, and good design not only can improve the water quality of yielding water, but also can prolong the chemical cleaning cycle of MBR diaphragm and the life of diaphragm well, and the MBR membrane system mainly has frame and MBR biological membrane to constitute in the reaction tank, and the mounting means adopts the hoist and mount generally, need hang MBR membrane system out again in the reaction tank during the washing, and is very inconvenient.

Disclosure of Invention

Aiming at the technical problems in the prior art, the utility model provides an MBR membrane reaction tank for solving the problems of inconvenient installation and cleaning of an MBR membrane system in the reaction tank.

The technical scheme for solving the technical problems is as follows: the MBR membrane reaction tank comprises a reaction tank body, sliding rail assemblies fixed on two sides of the reaction tank body, an MBR membrane system placed in the reaction tank body and a hoisting assembly rolling on the sliding rail assemblies and used for hoisting the MBR membrane system.

Further, the slide rail assembly comprises two slide ways which are respectively fixed on two sides of the reaction tank body, a plurality of supporting legs are arranged below each slide way, a slide groove is formed in the upper end of each slide way, and the length of each slide way is twice that of the reaction tank body.

Further, the MBR membrane system comprises a membrane frame placed in the reaction tank body, a plurality of pairs of clamping plates fixed on the inner side of the membrane frame in a matrix mode, and an MBR biological membrane is installed between each pair of the clamping plates.

Further, the upper and lower both ends of one side of joint board are fixed respectively on the membrane frame, and the opposite side is provided with the slip groove, the slip groove bottom is provided with the dog that is used for spacing conflict MBR biomembrane.

Further, the membrane frame is formed by welding a plurality of square pipes with different lengths, mounting holes are formed in the inner sides of the middle parts of the two square pipes at the uppermost end of the membrane frame, and lifting lugs are fixedly mounted in each mounting hole.

Further, the hoisting assembly comprises a hoisting frame, four wheels are arranged at the lower end of the hoisting frame, and two wheels are installed in each sliding groove in a rolling mode.

Further, a rotating shaft is arranged on the hoisting frame, two rope wheels are arranged on the rotating shaft, a plurality of strands of steel ropes are wound in each rope wheel, and a lifting hook is arranged at the lower end of each steel rope.

Further, a driving wheel disc is installed at one end of the rotating shaft, a driving motor is installed on the hoisting frame, and the driving wheel disc is connected with the driving motor through a belt.

The beneficial effects of the utility model are as follows:

1. the slide ways on two sides of the reaction tank body are used for supporting the movement of the auxiliary hoisting assembly, so that the MBR membrane system can be conveniently hoisted outside the reaction tank body and moved into the reaction tank body, and convenience is brought to the installation and subsequent cleaning of the MBR membrane system.

2. The sliding grooves of the clamping plates form drawer-type tracks, and the MBR biological membranes are inserted into the sliding grooves of the pair of clamping plates in a sliding manner, so that the MBR biological membranes are conveniently and efficiently pulled out and cleaned.

Drawings

FIG. 1 is a schematic overall perspective view of the present utility model;

FIG. 2 is an exploded view of the overall three-dimensional structure of the present utility model;

FIG. 3 is an exploded view of the overall structure of the reaction tank body and the MBR membrane system of the present utility model;

FIG. 4 is an enlarged view of a portion of FIG. 3 at "A";

FIG. 5 is an exploded schematic view of the overall three-dimensional structure of the MBR membrane system of the present utility model;

FIG. 6 is an enlarged view of a portion of FIG. 5 at "B";

in the drawings, the list of parts represented by the reference numerals is as follows:

1. a reaction tank body;

2. a slide rail assembly; 21. a slideway; 211. a chute; 22. support legs;

3. an MBR membrane system; 31. a membrane frame; 311. square tubes; 312. a mounting hole; 32. a clamping plate; 321. a slip joint groove; 322. a stop block; 33.MBR biological membrane; 34. lifting lugs;

4. hoisting the assembly; 41. hoisting the frame; 42. a wheel; 43. a rotating shaft; 431. a driving wheel disc; 44. rope pulley; 45. a wire rope; 46. a lifting hook; 47. a driving motor; 48. a belt.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

The present utility model provides the following preferred embodiments:

referring to fig. 1 to 6, an MBR membrane reaction tank includes a reaction tank body 1, slide rail assemblies 2 fixed at both sides of the reaction tank body 1, an MBR membrane system 3 placed in the reaction tank body 1, and a lifting assembly 4 rolling on the slide rail assemblies 2 for lifting the MBR membrane system 3.

Preferably, the sliding rail assembly 2 includes two sliding ways 21 respectively fixed on two sides of the reaction tank body 1, a plurality of supporting legs 22 are installed below each sliding way 21, a sliding groove 211 is formed in the upper end of each sliding way 21, and the length of each sliding way 21 is twice that of the reaction tank body 1. The slide ways 21 on two sides of the reaction tank body 1 are used for supporting the movement of the auxiliary hoisting assembly 4, so that the MBR membrane system 3 can be conveniently hoisted outside the reaction tank body 1 and moved into the reaction tank body 1, and convenience is brought to the installation and subsequent cleaning of the MBR membrane system 3.

Preferably, the MBR membrane system 3 includes a membrane frame 31 disposed in the reaction tank body 1, a plurality of pairs of clamping plates 32 fixed on the inner side of the membrane frame 31 in a matrix manner, and an MBR biological membrane 33 is installed between each pair of the clamping plates 32. The MBR membrane system 3 is placed in the reaction tank body 1, the MBR biological membrane 33 is required to be installed in the membrane frame 31 and is fixed and supported by the membrane frame 31, the spatial design of the reaction tank body 1 is more than 30% of the outline dimension of the membrane frame 31, the height of the reaction tank body 1 is generally higher than that of the membrane frame 31, the distance from the upper part of the MBR membrane system 3 to the water surface is more than 500mm, that is, the height of the water surface is at least 500mm higher than that of the upper part of the membrane frame 31, and the wall distance between the membrane frame 31 and the reaction tank body 1 is more than 300mm.

Preferably, the upper and lower ends of one side of the clamping plate 32 are respectively fixed on the membrane frame 31, the other side is provided with a sliding groove 321, and the bottom of the sliding groove 321 is provided with a stop block 322 for limiting and abutting against the MBR biological membrane 33. The sliding grooves 321 of the pair of clamping plates 32 form a drawer type track, and the MBR biological membranes 33 are inserted in the sliding grooves 321 of the pair of clamping plates 32 in a sliding manner, so that the MBR biological membranes 33 are conveniently and efficiently pulled out and cleaned.

Preferably, the film frame 31 is formed by welding a plurality of square tubes 311 with different lengths, the inner sides of the middle parts of the two square tubes 311 at the uppermost end of the film frame 31 are provided with mounting holes 312, and each mounting hole 312 is internally provided with a lifting lug 34. The planar size of the membrane frame 31 is related to the number of MBR biological membranes 33 placed, and the membrane frame 31 places a fixed number of MBR biological membranes 33, constituting the MBR membrane system 3. The membrane frame 31 is made of stainless steel, UPVC or A3 corrosion-resistant steel, and when treating general sewage, the unit distance between the MBR biological membranes 33 is not smaller than 100mm, but when the sewage quality is poor, the MBR biological membranes 33 are recommended to be placed one by one.

Preferably, the lifting assembly 4 comprises a lifting frame 41, four wheels 42 are arranged at the lower end of the lifting frame 41, and two wheels 42 are arranged in each sliding groove 211 in a rolling manner. The wheels 42 facilitate movement of the lifting assembly 4, i.e. when installing and cleaning the MBR membrane system 3.

Preferably, a rotating shaft 43 is mounted on the hoisting frame 41, two rope wheels 44 are mounted on the rotating shaft 43, a plurality of steel ropes 45 are wound in each rope wheel 44, and a lifting hook 46 is mounted at the lower end of each steel rope 45. The two rope pulleys 44 promote the stability of the hoisting so that the membrane frame 31 is not easily turned or tilted during hoisting.

Further, a driving wheel 431 is installed at one end of the rotating shaft 43, a driving motor 47 is installed on the lifting frame 41, and the driving wheel 431 is connected with the driving motor 47 through a belt 48. The driving motor 47 drives the driving wheel disc 431 to rotate, and then drives the rotating shaft 43 to rotate, and the rotating shaft 43 drives the two rope pulleys 44 to rotate so as to hoist the MBR membrane system 3.

Working principle: the slide ways 21 at two sides of the reaction tank body 1 are used for supporting the auxiliary hoisting assembly 4 to facilitate the MBR membrane system 3 to be hoisted and moved into the reaction tank body 1 from outside the reaction tank body 1, the MBR membrane system 3 is convenient for the installation and subsequent cleaning of the MBR membrane system 3, the MBR membrane system 3 is placed in the reaction tank body 1, the MBR biological membrane 33 is required to be installed in the membrane frame 31 and is fixed and supported by the membrane frame 31, the space design of the reaction tank body 1 is more than 30% of the outline dimension of the membrane frame 31, the height of the reaction tank body 1 is generally higher than the height of the membrane frame 31, the distance from the upper part of the MBR membrane system 3 to the water surface is more than 500mm, that is, the height of the water surface is at least 500mm higher than the upper part of the membrane frame 31, the wall distance between the membrane frame 31 and the reaction tank body 1 is more than 300mm, the sliding grooves 321 of a pair of clamping plates 32 form drawer-type tracks, MBR biological membrane 33 insert plate type is slidably inserted in sliding connection grooves 321 of a pair of clamping plates 32, installation is convenient and efficient, MBR biological membrane 33 is more convenient to be extracted and cleaned, the plane size of membrane frame 31 is related to the number of sheets of the placed MBR biological membrane 33, membrane frame 31 is provided with a fixed number of MBR biological membranes 33 to form an MBR membrane system 3, the membrane frame 31 is made of stainless steel and UPVC material or A3 corrosion resistant steel, when general sewage is treated, the unit spacing between the MBR biological membranes 33 is generally not less than 100mm, but when the quality of raw water is poor, the MBR biological membranes 33 are recommended to be placed one by one, two rope pulleys 44 promote the lifting stability, so that membrane frame 31 is not easy to rotate or incline during lifting, a driving motor 47 drives a driving wheel disc 431 to rotate, and further drives a rotating shaft 43 to rotate, the rotating shaft 43 drives the two rope pulleys 44 to rotate so as to hoist the MBR membrane system 3.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the utility model.

Claims

1. The MBR membrane reaction tank is characterized by comprising a reaction tank body (1), sliding rail assemblies (2) fixed on two sides of the reaction tank body (1), an MBR membrane system (3) arranged in the reaction tank body (1) and a hoisting assembly (4) rolling on the sliding rail assemblies (2) and used for hoisting the MBR membrane system (3).

2. An MBR membrane reaction tank according to claim 1, characterized in that the sliding rail assembly (2) comprises two sliding rails (21) fixed on two sides of the reaction tank body (1) respectively, a plurality of supporting legs (22) are arranged below each sliding rail (21), sliding grooves (211) are formed in the upper ends of each sliding rail (21), and the length of each sliding rail (21) is twice that of the reaction tank body (1).

3. An MBR membrane reaction tank according to claim 2, characterized in that the MBR membrane system (3) comprises a membrane frame (31) placed in the reaction tank body (1), a plurality of pairs of clamping plates (32) fixed on the inner side of the membrane frame (31) in a matrix manner, and an MBR biological membrane (33) is installed between each pair of the clamping plates (32).

4. An MBR membrane reaction tank according to claim 3, characterized in that the upper and lower ends of one side of the clamping plate (32) are respectively fixed on the membrane frame (31), the other side is provided with a sliding connection groove (321), and the bottom of the sliding connection groove (321) is provided with a stop block (322) for limiting and abutting against the MBR biological membrane (33).

5. The MBR membrane reaction tank according to claim 4, wherein the membrane frame (31) is formed by welding a plurality of square pipes (311) with different lengths, mounting holes (312) are formed in the inner sides of the middle parts of the two square pipes (311) at the uppermost end of the membrane frame (31), and lifting lugs (34) are fixedly mounted in each mounting hole (312).

6. An MBR membrane reaction tank according to claim 5, characterized in that the lifting assembly (4) comprises a lifting frame (41), four wheels (42) are arranged at the lower end of the lifting frame (41), and two wheels (42) are arranged in each sliding groove (211) in a rolling manner.

7. An MBR membrane reaction tank according to claim 6, characterized in that the hoisting frame (41) is provided with a rotating shaft (43), the rotating shaft (43) is provided with two rope pulleys (44), a plurality of steel ropes (45) are wound in each rope pulley (44), and the lower end of each steel rope (45) is provided with a lifting hook (46).

8. An MBR membrane reaction tank according to claim 7, characterized in that a driving wheel disc (431) is mounted at one end of the rotating shaft (43), a driving motor (47) is mounted on the lifting frame (41), and the driving wheel disc (431) is connected with the driving motor (47) through a belt (48).