CN213085577U

CN213085577U - MBR membrane sewage treatment system combined with air floatation device

Info

Publication number: CN213085577U
Application number: CN202021911264.XU
Authority: CN
Inventors: 白雪
Original assignee: Shandong Jielin Environmental Protection Technology Co ltd
Current assignee: Shandong Jielin Environmental Protection Technology Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-04-30
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a MBR membrane sewage treatment system that combines to have air supporting device, including handling the case, the lateral wall of handling the case is equipped with inlet tube and outlet pipe, the lateral wall of handling the case is equipped with the blow off pipe, a plurality of filtration membranes of interior bottom fixedly connected with of handling the case, the inside of handling the case is equipped with places the piece, and is a plurality of filtration membrane's upper end all with the downside fixed connection who places the piece, the inside of handling the case is equipped with and is used for carrying out the first vibrating mechanism that vibrates to filtration membrane. The utility model has the advantages of reasonable design, can realize the purpose of filtration membrane vibration from top to bottom, make the adhesion impurity on filtration membrane drop to a certain extent to guarantee the filter effect, secondly utilize second vibration mechanism can realize filtration membrane horizontal vibration's purpose, further clear up the impurity on filtration membrane, effectively prevent that impurity jam is on filtration membrane mesh, thereby improved filtration efficiency greatly.

Description

MBR membrane sewage treatment system combined with air floatation device

Technical Field

The utility model relates to a sewage treatment system technical field especially relates to a MBR membrane sewage treatment system who combines to have air supporting device.

Background

In the field of sewage treatment and water resource recycling, MBR (membrane bioreactor) is a novel water treatment technology combining a membrane separation unit and a biological treatment unit, and can be divided into flat membrane, tubular membrane, hollow fiber membrane and the like according to the structure of the membrane, and can be divided into microfiltration membrane, ultrafiltration membrane, nanofiltration membrane, reverse osmosis membrane and the like according to the membrane aperture.

MBR membrane is in long-time use, and impurity such as colloid, particle in the sewage can take place the materialization effect with the membrane, constantly adheres to in the surface of membrane and membrane hole, causes the membrane hole clearance to block up, leads to the filter effect of MBR membrane obvious decline can appear to greatly reduced sewage treatment's efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an MBR membrane sewage treatment system combined with an air floatation device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a MBR membrane sewage treatment system that combines there is air supporting device, includes and handles the case, the lateral wall of handling the case is equipped with inlet tube and outlet pipe, the lateral wall of handling the case is equipped with the blow off pipe, a plurality of filtration membranes of interior bottom fixedly connected with of handling the case, the inside of handling the case is equipped with places the piece, and is a plurality of filtration membrane's upper end all with the downside fixed connection who places the piece, the inside of handling the case is equipped with and is used for carrying out the first vibration mechanism that vibrates to filtration membrane.

Preferably, the first vibration mechanism comprises a motor fixedly connected to the upper side of the treatment box, the tail end of an output shaft of the motor is fixedly connected with a second rotating shaft, the upper side of the treatment box is fixedly connected with a fixed plate, one end of the second rotating shaft, which is far away from the motor, is rotatably connected with the side wall of the fixed plate, two second cams are sleeved on the outer side of the second rotating shaft, both the two second cams are fixedly connected with the second rotating shaft, the upper side of the treatment box is provided with two openings, the inner top of the treatment box is fixedly connected with two telescopic rods, the telescopic ends of the two telescopic rods are fixedly connected with a mounting rack together, the upper side of the mounting rack is elastically connected with the inner top of the treatment box through two second springs, the inner side of the mounting rack is fixedly connected with a slide bar, the slide bar runs through the lateral wall of placing the piece and with place a sliding connection, the inside of handling the case is equipped with the second vibration mechanism that is used for making filtration membrane left and right vibration.

Preferably, the second vibration mechanism is including running through the first pivot that sets up on handling the case upside, the outside of first pivot and second pivot is all overlapped and is equipped with bevel gear, two bevel gear respectively with first pivot and second pivot fixed connection, two intermeshing between the bevel gear, the one end that bevel gear was kept away from to first pivot runs through the upside of mounting bracket and the first cam of fixedly connected with, the lateral wall of placing the piece passes through the inboard elastic connection of first spring and mounting bracket.

Preferably, the second springs are extension springs, and the two second springs are respectively sleeved on the outer sides of the two telescopic rods.

Preferably, the longitudinal section of the sliding rod is of a rectangular structure, and the longitudinal section of the placing block is of a zigzag structure.

Preferably, the two second cams are symmetrically arranged, and the two second cams are respectively positioned inside the two openings.

The utility model discloses possess following beneficial effect:

1. by arranging the first vibration mechanism, the motor is used for driving the second rotating shaft and the two second cams to rotate, when the protruding parts of the second cams are in contact with the mounting frame, the mounting frame can be extruded downwards, and then the mounting frame can reset under the action of the second springs, so that the purpose of vibrating the filtering membrane up and down is achieved, impurities adhered to the filtering membrane can fall off to a certain extent, and the filtering effect is guaranteed;

2. through setting up the second vibration mechanism, also drive the rotation of bevel gear and first pivot when the second pivot is pivoted for first cam takes place to rotate, makes when the prominent department of first cam and places the piece and contact and move left, realizes resetting under the spring action of first spring afterwards, realizes the purpose of filtration membrane left and right sides vibration, and further impurity to filtration membrane is cleared up, prevents effectively that impurity jam from on the filtration membrane mesh, thereby has improved filtration efficiency greatly.

Drawings

FIG. 1 is a schematic structural diagram of an MBR membrane sewage treatment system combined with an air floatation device;

fig. 2 is a schematic diagram of a three-dimensional structure of an MBR membrane sewage treatment system combined with an air floatation device.

In the figure: 1 handle case, 2 filtration membrane, 3 inlet tubes, 4 blow off pipes, 5 outlet pipes, 6 place the piece, 7 slide bars, 8 first springs, 9 mounting brackets, 10 first cams, 11 first pivot, 12 second springs, 13 telescopic links, 14 bevel gears, 15 motors, 16 second pivots, 17 second cams, 18 fixed plates, 19 openings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a MBR membrane sewage treatment system that combines air supporting device, including handling case 1, the lateral wall of handling case 1 is equipped with inlet tube 3 and outlet pipe 5, inlet tube 3 is L shape structure, the interior bottom of inlet tube 3 is located the below of placing piece 6, prevent that sewage from overflowing filtration membrane 2's top, the lateral wall of handling case 1 is equipped with blow off pipe 4, a plurality of filtration membrane 2 of interior bottom fixedly connected with of handling case 1, filtration membrane 2 is the MBR membrane, a plurality of filtration membrane 2 are equidistant setting, the inside of handling case 1 is equipped with places piece 6, the upper end of a plurality of filtration membrane 2 all with the downside fixed connection of placing piece 6.

The inside of the treatment box 1 is provided with a first vibration mechanism for vibrating the filtering membrane 2, the first vibration mechanism comprises a motor 15 fixedly connected to the upper side of the treatment box 1, the tail end of an output shaft of the motor 15 is fixedly connected with a second rotating shaft 16, the upper side of the treatment box 1 is fixedly connected with a fixing plate 18, one end, far away from the motor 15, of the second rotating shaft 16 is rotatably connected with the side wall of the fixing plate 18, the outer side of the second rotating shaft 16 is sleeved with two second cams 17, the two second cams 17 are both fixedly connected with the second rotating shaft 16, the upper side of the treatment box 1 is provided with two openings 19, the length of the two openings 19 is larger than the maximum length of the second cams 17, the second cams 17 can rotate in the openings 19, the two second cams 17 are symmetrically arranged, the two second cams 17 are respectively positioned in the two openings 19, and the inner top of the treatment box 1, the common fixedly connected with mounting bracket 9 of the flexible end of two telescopic links 13, the upside of mounting bracket 9 is through two second springs 12 and the interior top elastic connection who handles case 1, second spring 12 is extension spring, realize the reseing of mounting bracket 9, the both ends of second spring 12 respectively with the upside of mounting bracket 9 with handle case 1's interior top fixed connection, two second springs 12 establish respectively in the outside of two telescopic links 13, the inboard fixedly connected with slide bar 7 of mounting bracket 9, the longitudinal section of slide bar 7 is the rectangle structure, the longitudinal section of placing piece 6 is back font structure, prevent to place piece 6 and take place the rotation on slide bar 7, slide bar 7 runs through the lateral wall of placing piece 6 and with place piece 6 sliding connection.

The inside of the treatment box 1 is provided with a second vibration mechanism for vibrating the filter membrane 2 left and right, the second vibration mechanism comprises a first rotating shaft 11 penetrating the upper side of the treatment box 1, the first rotating shaft 11 is rotatably connected with the treatment box 1 through a bearing, bevel gears 14 are sleeved on the outer sides of the first rotating shaft 11 and a second rotating shaft 16, the two bevel gears 14 are respectively and fixedly connected with the first rotating shaft 11 and the second rotating shaft 16, the two bevel gears 14 are mutually meshed, one end of the first rotating shaft 11, far away from the bevel gears 14, penetrates through the upper side of the mounting frame 9 and is fixedly connected with a first cam 10, the initial distance between the first cam 10 and the inner top of the mounting frame 9 is larger than the moving distance of the mounting frame 9, so that the normal work of the first cam 10 is ensured, the side wall of the placing block 6 is elastically connected with the inner side of the mounting frame 9 through a first spring 8, the first spring 8 is, thereby realizing the left and right vibration of the filter membrane 2.

When the utility model is used, the motor 15 is started, the output shaft of the motor 15 rotates to drive the second rotating shaft 16 and the two second cams 17 to rotate, when the protruding parts of the second cams 17 are contacted with the mounting frame 9, the mounting frame 9 can be extruded downwards, and when the second cams 17 are not contacted with the mounting frame 9, the mounting frame 9 is reset under the action of the second springs 12, so that the purpose of vibrating the filtering membrane 2 up and down is realized;

the rotation of the bevel gear 14 and the first rotating shaft 11 is also driven by the rotation of the second rotating shaft 16, so that the first cam 10 rotates, when the protrusion of the first cam 10 contacts with the placing block 6, the placing block 6 moves leftwards, and then the resetting is realized under the elastic force action of the first spring 8, the purpose of left-right vibration of the filtering membrane 2 is realized, and impurities on the filtering membrane 2 are further cleaned.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a MBR membrane sewage treatment system that combines there is air supporting device, is including handling case (1), its characterized in that, the lateral wall of handling case (1) is equipped with inlet tube (3) and outlet pipe (5), the lateral wall of handling case (1) is equipped with blow off pipe (4), a plurality of filtration membrane (2) of interior bottom fixedly connected with of handling case (1), the inside of handling case (1) is equipped with places piece (6), and is a plurality of the downside fixed connection of piece (6) is all with placing in the upper end of filtration membrane (2), the inside of handling case (1) is equipped with and is used for carrying out the first vibrating mechanism that vibrates to filtration membrane (2).

2. The MBR membrane sewage treatment system combined with the air flotation device as claimed in claim 1, wherein the first vibration mechanism comprises a motor (15) fixedly connected to the upper side of the treatment tank (1), the end of the output shaft of the motor (15) is fixedly connected with a second rotating shaft (16), the upper side of the treatment tank (1) is fixedly connected with a fixed plate (18), one end of the second rotating shaft (16) far away from the motor (15) is rotatably connected with the side wall of the fixed plate (18), the outer side of the second rotating shaft (16) is sleeved with two second cams (17), both the second cams (17) are fixedly connected with the second rotating shaft (16), the upper side of the treatment tank (1) is provided with two openings (19), the inner top of the treatment tank (1) is fixedly connected with two telescopic rods (13), the telescopic ends of the two telescopic rods (13) are fixedly connected with a mounting frame (9), the upside of mounting bracket (9) is through two second springs (12) and the interior top elastic connection who handles case (1), the inboard fixedly connected with slide bar (7) of mounting bracket (9), slide bar (7) run through the lateral wall of placing piece (6) and with place piece (6) sliding connection, the inside of handling case (1) is equipped with the second vibration mechanism that is used for making filtration membrane (2) horizontal vibration.

3. The MBR membrane sewage treatment system combined with the air flotation device as claimed in claim 2, wherein the second vibration mechanism comprises a first rotating shaft (11) penetrating through the upper side of the treatment tank (1), bevel gears (14) are sleeved on the outer sides of the first rotating shaft (11) and the second rotating shaft (16), the two bevel gears (14) are fixedly connected with the first rotating shaft (11) and the second rotating shaft (16) respectively, the two bevel gears (14) are meshed with each other, one end of the first rotating shaft (11) far away from the bevel gears (14) penetrates through the upper side of the mounting frame (9) and is fixedly connected with a first cam (10), and the side wall of the placing block (6) is elastically connected with the inner side of the mounting frame (9) through a first spring (8).

4. The MBR membrane sewage treatment system combined with the air floatation device as claimed in claim 2, wherein the second springs (12) are extension springs, and the two second springs (12) are respectively sleeved on the outer sides of the two telescopic rods (13).

5. The MBR membrane sewage treatment system combined with the air floating device as claimed in claim 3, wherein the longitudinal section of the slide bar (7) is in a rectangular structure, and the longitudinal section of the placing block (6) is in a zigzag structure.

6. The MBR membrane sewage treatment system combined with the air floating device as set forth in claim 2, wherein the two second cams (17) are symmetrically arranged, and the two second cams (17) are respectively positioned inside the two openings (19).