CN219384894U

CN219384894U - MBR membrane sewage purification device

Info

Publication number: CN219384894U
Application number: CN202320114285.6U
Authority: CN
Inventors: 于建军; 刘芳
Original assignee: Shandong Shide Environmental Protection Technology Co ltd
Current assignee: Shandong Shide Environmental Protection Technology Co ltd
Priority date: 2023-01-20
Filing date: 2023-01-20
Publication date: 2023-07-21
Anticipated expiration: 2033-01-20

Abstract

The utility model relates to the technical field of water treatment, in particular to MBR membrane sewage purification equipment, an MBR membrane component and an aeration component are arranged in a water tank, a liftable mounting box is arranged above the water tank, a supporting plate is vertically movably mounted in the mounting box, mounting arms extending downwards are respectively arranged at two ends of the supporting plate, the lower ends of the mounting arms extend to the outer side of the mounting box, the MBR membrane component is movably mounted between the lower ends of the two mounting arms, a cam driven to rotate by a first motor is arranged in the mounting box, an axis of rotation of the cam horizontally extends, a supporting wheel supported at the bottom of the cam is rotatably mounted at the top of the supporting plate, and a supporting spring is connected between the bottom of the supporting plate and the bottom wall of the mounting box; the cam is driven to rotate through the first motor, the cam acts on the supporting wheel to drive the supporting plate to reciprocate up and down, and the supporting plate drives the MBR membrane assembly to shake up and down through the mounting arm, so that sundries are caused to separate from the surface of the MBR membrane.

Description

MBR membrane sewage purification device

Technical Field

The utility model relates to the technical field of water treatment, in particular to MBR (Membrane biological reactor) membrane sewage purification equipment.

Background

MBR is also called a membrane bioreactor, and after sewage is filtered for a long time by the MBR membrane, reaction residues such as sediment, fiber and the like are attached to the surface of the membrane, so that the surface of the membrane is blocked, and the filtration efficiency is gradually reduced.

The utility model patent with the application number of CN202222443910.X discloses water treatment equipment for an integrated membrane bioreactor, which comprises a treatment tank, wherein the inside of the treatment tank is divided into a filter tank, a membrane treatment tank and a buffer tank, an MBR membrane module is arranged at the bottom of the membrane treatment tank, an air outlet pipe is arranged in the membrane treatment tank in a communicated manner, a plurality of U-shaped aeration pipes which are vertically and equidistantly distributed are arranged on the air outlet pipe in a communicated manner, each U-shaped aeration pipe is arranged at the outside of the MBR membrane module, a plurality of nozzles are uniformly distributed on each U-shaped aeration pipe at equal intervals, and the nozzles face the MBR membrane module. Through outlet duct, U type aeration pipe and the nozzle cooperation use that set up, through with gas input U type aeration pipe inside and through the nozzle blowout, carry out the blowback to MBR membrane module, the impact force of reuse rivers to can get rid of the spot on the MBR membrane body.

However, the above water treatment device only scours the MBR membrane module by means of aeration, and has a single function and a general cleaning effect on the MBR membrane module.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the MBR membrane sewage purification equipment which cleans an MBR membrane component in a way of combining up-and-down shaking and aeration so as to solve the problems in the prior art.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides an MBR membrane sewage purification device, includes the basin, be equipped with MBR membrane module and aeration subassembly in the basin, the top of basin is equipped with liftable install bin, vertical movable mounting has the backup pad in the install bin, the both ends of backup pad are equipped with downwardly extending's installation arm respectively, the lower extreme of installation arm extends to the outside of install bin, MBR membrane module movable mounting is two between the lower extreme of installation arm, be equipped with in the install bin by first motor drive pivoted cam, cam pivoted axis horizontal extension, the top of backup pad rotate install support in the supporting wheel of the bottom of cam, the bottom of backup pad with be connected with supporting spring between the diapire of install bin.

As a further improvement, a vertically extending sliding rod is fixedly arranged in the installation box, and a sliding sleeve matched with the sliding rod is fixedly arranged on the supporting plate.

As a further improvement, an installation box is fixedly installed on the inner side of the lower end of the installation arm, a polish rod extending vertically is fixedly installed in the installation box, a sliding seat matched with the polish rod is fixedly installed on the MBR membrane assembly, and buffer springs are respectively connected between the sliding seat and the top wall of the installation box and between the sliding seat and the bottom wall of the installation box.

As a further improvement, one side of the water tank is fixedly provided with an equipment box, a screw rod driven by a second motor to rotate is arranged in the equipment box, the screw rod vertically extends, and a nut matched with the screw rod is fixedly arranged on the installation box; the top fixed mounting of equipment box has the diaphragm, the basin with one side fixed mounting that equipment box is relative has the support, the diaphragm with fixed mounting has vertical extension's guide bar between the support, fixed mounting on the installation box with guide bar assorted sliding seat.

As the preferable technical scheme, the aeration assembly comprises a vertical pipe fixedly installed at the inner side of one side wall of the water tank, a plurality of U-shaped aeration pipes are vertically and uniformly installed on the vertical pipe at intervals, the MBR membrane assembly is located at the inner side of the aeration pipes, aeration holes facing the MBR membrane assembly are formed in the aeration pipes, and the vertical pipe is connected with the air pump through an air inlet pipe.

After the technical scheme is adopted, the utility model has the beneficial effects that:

(1) The MBR membrane module is convenient to drive the cam to rotate through the first motor, the cam acts on the supporting wheel to drive the supporting plate to reciprocate up and down, and the supporting plate drives the MBR membrane module to shake up and down through the mounting arm, so that sundries are caused to break away from the surface of the MBR membrane, and meanwhile, the aeration of the MBR membrane module is flushed through the aeration pipe, so that the cleaning effect of the MBR membrane module is improved;

(2) This application is convenient for drive the lead screw through the second motor and rotate, drives the mounting box through the lead screw and upwards slides along the guide bar to make MBR membrane module shift out the basin, so that carry out thorough cleanness to the MBR membrane module.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is a schematic structural view of an MBR membrane module according to an embodiment of the present utility model;

FIG. 4 is a schematic top view of an aerator pipe according to an embodiment of the utility model;

fig. 5 is a schematic structural view of a mounting case according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of an MBR membrane module of an embodiment of the utility model as it is removed from a tank.

In the figure: 1-a water tank; 2-a frame; 3-MBR membrane; 4-supporting rods; 5-a water collecting box; 6-hose; 7-collecting pipes; 8-a vertical pipe; 9-aerating pipe; 10-an air inlet pipe; 11-an air pump; 12-installing a box; 13-a support plate; 14-sliding bar; 15-sliding sleeve; 16-mounting arms; 17-a first motor; 18-cams; 19-supporting wheels; 20-supporting springs; 21-a mounting box; 22-polish rod; 23-a slide; 24-buffer springs; 25-equipment box; 26-a second motor; 27-a screw rod; 28-nut; 29-a cross plate; 30-supporting seats; 31-a guide rod; 32-sliding seat.

Detailed Description

As shown in fig. 1 to 6, an MBR membrane sewage purification apparatus includes a water tank 1, and an MBR membrane module and an aeration module are provided in the water tank 1.

As shown in fig. 2 and 3, the MBR membrane assembly comprises a rectangular frame 2, a plurality of MBR membranes 3 are uniformly arranged in the frame 2 at intervals, the lower ends of the MBR membranes 3 are fixedly connected with support rods 4, the support rods 4 are fixedly arranged in the lower ends of the frame 2 through bolts, the upper ends of the MBR membranes 3 are fixedly connected with water collecting boxes 5, the water collecting boxes 5 are fixedly arranged in the upper ends of the frame 2 through bolts, the MBR membranes 3 are communicated with the water collecting boxes 5, and the water collecting boxes 5 are communicated with a collecting pipe 7 through hoses 6. Sewage is injected into the water tank 1, filtered by the MBR membrane 3 and then enters the collecting pipe 7 through the water collecting box 5 and the hose 6 for conveying and collecting.

As shown in fig. 2 and 4, the aeration assembly comprises a vertical pipe 8 fixedly mounted on the inner side of the right side wall of the water tank 1 through bolts, a plurality of aeration pipes 9 in a U shape are welded on the vertical pipe 8 at equal intervals vertically, the aeration pipes 9 are communicated with the vertical pipe 8, the MBR membrane assembly is located on the inner side of the aeration pipes 9, aeration holes facing the MBR membrane assembly are formed in the aeration pipes 9, connectors extending to the outer side of the water tank 1 are arranged on the vertical pipe 8, the connectors are connected with an air inlet pipe 10, and the air inlet pipe 10 is connected with an air pump 11. When the air pump 11 works, external air enters the aeration pipe 9 through the air inlet pipe 10 and is ejected out of the aeration holes to wash the MBR membrane component, so that sundries attached to the MBR membrane 3 are reduced.

As shown in fig. 2, a liftable installation box 12 is arranged above the water tank 1, a supporting plate 13 is vertically movably installed in the installation box 12, specifically, two vertically extending sliding rods 14 are fixedly installed between the top wall and the bottom wall of the installation box 12 through bolts, and sliding sleeves 15 matched with the sliding rods 14 are fixedly installed on the supporting plate 13 through bolts, so that the stability of the vertical sliding of the supporting plate 13 is improved. The left and right ends of the supporting plate 13 are respectively bent downwards to form mounting arms 16, the lower ends of the mounting arms 16 extend to the outer side of the mounting box 12, preformed holes for the mounting arms 16 to penetrate are formed in the bottom wall of the mounting box 12, the MBR membrane component is movably mounted between the lower ends of the two mounting arms 16, a cam 18 driven to rotate by a first motor 17 is arranged in the mounting box 12, the rotating axis of the cam 18 horizontally extends, the first motor 17 is mounted on the inner side of the top wall of the mounting box 12 through bolts, the cam 18 is fixedly mounted on the rotating shaft of the first motor 17, a U-shaped seat is fixedly mounted on the top of the supporting plate 13 through bolts, supporting wheels 19 supported at the bottom of the cam 18 are rotatably mounted in the U-shaped seat, the rotating axis of the supporting wheels 19 is parallel to the rotating shaft of the first motor 17, a supporting spring 20 is connected between the bottom of the supporting plate 13 and the bottom wall of the mounting box 12, and the two supporting springs 20 are respectively sleeved on the two sliding rods 14.

The supporting spring 20 gives the upward thrust of backup pad 13, makes supporting wheel 19 hug closely at the diapire of cam 18, and first motor 17 during operation drives cam 18 and rotates, and thereby cam 18 acts on supporting wheel 19 and drives backup pad 13 reciprocating motion from top to bottom, and backup pad 13 drives MBR membrane module through installation arm 16 and shake from top to bottom to impel debris to break away from the surface of MBR membrane 3, cooperation aeration pipe 9 simultaneously erodes the aeration of MBR membrane module, thereby improves the cleaning performance to the MBR membrane module.

As shown in fig. 2 and 5, the inner side of the lower end of the mounting arm 16 is fixedly provided with a mounting box 21 through bolts, a polish rod 22 extending vertically is fixedly arranged in the mounting box 21 through bolts, the left side and the right side of the upper end of the frame 2 are respectively fixedly provided with a sliding seat 23 matched with the polish rod 22 through bolts, the mounting box 21 is provided with an opening for the sliding seat 23 to pass through, a buffer spring 24 is respectively connected between the sliding seat 23 and the top wall of the mounting box 21 and between the sliding seat 23 and the bottom wall of the mounting box 21, and the buffer spring 24 is sleeved on the polish rod 22.

Specifically, when the MBR membrane module has less dirt, the air pump 11 may be turned on only to perform aeration scouring on the MBR membrane module. Due to the buffer spring 24, the MBR membrane assembly is subjected to gas scouring and water flow impact under the working condition of only starting the air pump 11, so that the MBR membrane assembly can shake up and down elastically in a small amplitude, and a certain cleaning effect can be improved. When the MBR membrane module is used for a long time and more dirt exists, the first motor 17 can be started while the air pump 11 is started, and the up-and-down shaking amplitude of the MBR membrane module is increased through the first motor 17, so that the cleaning effect of the MBR membrane module is further improved. And a proper cleaning mode is selected according to the dirt degree of the MBR membrane assembly, so that the energy-saving effect is achieved.

As shown in fig. 6, the left side of the water tank 1 is fixedly provided with a device box 25 through a bolt, the lower end of the device box 25 is internally provided with a second motor 26 through a bolt, a screw rod 27 which extends vertically is fixedly provided on the rotating shaft of the second motor 26 through a coupling, the upper end of the screw rod 27 is rotatably connected on the top wall of the device box 25 through a bearing, the left side of the mounting box 12 is fixedly provided with a screw nut 28 matched with the screw rod 27 through a bolt, and the right side wall of the device box 25 is provided with a strip-shaped hole for the screw nut 28 to enter. The top of the equipment box 25 is fixedly provided with a transverse plate 29 extending rightward through a bolt, the right side of the water tank 1 is fixedly provided with a support 30 through the bolt, a guide rod 31 extending vertically is fixedly arranged between the right end of the transverse plate 29 and the support 30, and the right side of the installation box 12 is fixedly provided with a sliding seat 32 matched with the guide rod 31 through the bolt.

Specifically, the second motor 26 drives the screw rod 27 to rotate around a specific direction, the screw rod 27 acts on the screw nut 28 and drives the mounting box 12 to slide downwards along the guide rod 31, so that the MBR membrane module is immersed below the liquid level of the water tank 1, and sewage is filtered through the MBR membrane module. On the contrary, the screw rod 27 is driven to reversely rotate by the second motor 26, and the screw rod 27 drives the mounting box 12 to upwards slide along the guide rod 31, so that the MBR membrane module moves out of the water tank 1, and thorough cleaning of the MBR membrane module is facilitated.

The foregoing has shown and described the basic principles, main features and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an MBR membrane sewage purification device, includes the basin, be equipped with MBR membrane module and aeration subassembly in the basin, its characterized in that: the top of basin is equipped with the installation case of liftable, vertical movable mounting has the backup pad in the installation case, the both ends of backup pad are equipped with downwardly extending's installation arm respectively, the lower extreme of installation arm extends to the outside of installation case, MBR membrane module movable mounting is two between the lower extreme of installation arm, be equipped with in the installation case by first motor drive pivoted cam, cam pivoted axis horizontal extension, the top of backup pad rotate install support in the supporting wheel of the bottom of cam, the bottom of backup pad with be connected with supporting spring between the diapire of installation case.

2. An MBR membrane sewage purification apparatus as claimed in claim 1, wherein: the mounting box is internally and fixedly provided with a vertically extending sliding rod, and the supporting plate is fixedly provided with a sliding sleeve matched with the sliding rod.

3. An MBR membrane sewage purification apparatus as claimed in claim 1, wherein: the installation device comprises an installation arm, wherein an installation box is fixedly installed on the inner side of the lower end of the installation arm, a polish rod extending vertically is fixedly installed in the installation box, a sliding seat matched with the polish rod is fixedly installed on the MBR membrane assembly, and buffer springs are respectively connected between the sliding seat and the top wall of the installation box and between the sliding seat and the bottom wall of the installation box.

4. An MBR membrane sewage purification apparatus as claimed in claim 1, wherein: an equipment box is fixedly arranged on one side of the water tank, a screw rod driven by a second motor to rotate is arranged in the equipment box, the screw rod vertically extends, and a nut matched with the screw rod is fixedly arranged on the installation box; the top fixed mounting of equipment box has the diaphragm, the basin with one side fixed mounting that equipment box is relative has the support, the diaphragm with fixed mounting has vertical extension's guide bar between the support, fixed mounting on the installation box with guide bar assorted sliding seat.

5. An MBR membrane sewage purification apparatus as claimed in claim 1, wherein: the aeration assembly comprises a vertical pipe fixedly mounted on the inner side of one side wall of the water tank, a plurality of U-shaped aeration pipes are vertically and uniformly mounted on the vertical pipe at intervals, the MBR membrane assembly is located on the inner side of the aeration pipes, aeration holes facing the MBR membrane assembly are formed in the aeration pipes, and the vertical pipe is connected with the air pump through an air inlet pipe.