CN215667602U - MBR sewage treatment device with high-efficient function of washing - Google Patents

Abstract

The utility model discloses MBR sewage treatment equipment with a high-efficiency flushing function, which comprises a sewage pretreatment tank and a sewage filtering tank, the sewage pretreatment tank comprises a sewage pretreatment tank body, a sedimentation tank, a primary filter tank, a filter plate, a rotating shaft, a water passing tank, a filter cloth bag, a high-pressure pipe and a pressure pump, the sedimentation tank and the primary filtering tank are sequentially arranged on the upper end surface of the sewage pretreatment tank body, the rotating shaft is rotatably connected with the inner wall of the primary filtering tank, the filter plate is fixedly connected with the end surface of the side of the rotating shaft, the water passing groove is arranged on the upper end surface of the filter plate, the filter cloth bag is fixedly connected with the lower end surface of the filter plate, the pressure pump is fixedly connected with the lower end surface of the sewage pretreatment tank main body, one end of the high-pressure pipe is fixedly connected with one side of the pressure pump, the sewage filters jar including filtering jar main part, MBR cartridge filter, fixing base, aeration hole, air pump and trachea, fixing base fixed connection is inside filtering jar main part. The MBR membrane has long service life, and the device has a self-flushing function on the MBR device.

Description

MBR sewage treatment device with high-efficient function of washing

Technical Field

The utility model relates to the technical field of sewage treatment equipment, in particular to MBR sewage treatment equipment with a high-efficiency flushing function.

Background

Sewage treatment is a process for purifying sewage to meet the requirement of draining a certain water body or reusing the water body. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly carried into daily life of common people, and the most common method for sewage treatment is to use a sewage treatment device for treatment at present.

Due to process limitation, tiny floating impurities can enter an MBR membrane reaction device, and the MBR is blocked by the impurities, so that the sewage treatment device cannot work normally; meanwhile, an MBR membrane device of the conventional sewage treatment device is fixed inside the sewage treatment device, and the MBR membrane is easily polluted, so that the working efficiency of sewage treatment is reduced; and the sewage flow rate of the existing sewage treatment device is low, ions in the sewage can be deposited inside the device when the device works for a long time, and the inside of the device can not work normally when being blocked by the sediments.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide MBR sewage treatment equipment with a high-efficiency flushing function, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an MBR sewage treatment device with high-efficiency flushing function comprises a sewage pretreatment tank body, a precipitation tank, a prefiltration tank, a filter plate, a rotating shaft, a water passing tank, a filter cloth bag, a high-pressure pipe and a pressure pump, wherein the sewage pretreatment tank body comprises a sewage pretreatment tank body, a precipitation tank, a prefiltration tank, the filter plate, the rotating shaft, the filter plate, the filter cloth bag, the high-pressure pipe and the pressure pump are sequentially arranged on the upper end surface of the sewage pretreatment tank body, the rotating shaft is rotatably connected on the inner wall of the prefiltration tank, the filter plate is fixedly connected on the side end surface of the rotating shaft, the water passing tank is arranged on the upper end surface of the filter plate, the filter cloth bag is fixedly connected on the lower end surface of the filter plate, the pressure pump is fixedly connected on the lower end surface of the sewage pretreatment tank body, one end of the high-pressure pipe is fixedly connected on one side of the pressure pump, the sewage filter tank comprises a filter tank body, an MBR filter tank, a fixing seat, an aeration hole, an air pump and an air pipe, the fixing seat is fixedly connected inside the filter tank body, MBR cartridge filter fixed connection is at the fixing base up end, the MBR cartridge filter includes cartridge filter main part, water filtering tank, main shaft and clean brush, water filtering tank sets up at cartridge filter main part up end, main shaft one end is rotated and is connected in water filtering tank bottom, clean brush is two sets of symmetry fixed connection altogether at main shaft side end face, the aeration hole is set up at the fixing base up end, air pump fixed connection is at filter tank main part side end face, trachea one end fixed connection is at the air pump up end, sewage filters tank side end face bottom fixedly connected with outlet pipe.

Preferably, the sedimentation tank and the primary filter tank are separated by an overflow plate, and the pressure pump is communicated with the interior of the primary filter tank through a water pipe.

Preferably, the back end face of the sewage pretreatment tank main body is fixed with a set of servo motors, one end of the rotating shaft penetrates through the primary filter tank and is rotationally connected with the servo motors, four sets of filter plates are symmetrically arranged on the side end face of the rotating shaft, three sets of water passing grooves are formed in the upper end face of each set of filter plate, and the size and the position of the filter cloth bag are matched with the water passing grooves.

Preferably, the filter tank main part up end is seted up with the intake chamber of MBR cartridge filter size looks adaptation, the up end of MBR cartridge filter is inside the intake chamber, and the one end that the high-pressure line is back of the force (forcing) pump is just to the MBR cartridge filter inside.

Preferably, the upper end face of the fixing seat is provided with a through groove, the aeration holes are at least provided with one group of aeration holes arranged around the periphery of the MBR filter cartridge on the upper end face of the fixing seat, and the aeration holes are communicated with the air pump through air pipes.

Preferably, at least a set of water hole has been seted up to the water filtering tank inner wall, water hole intercommunication cartridge filter main part outside, the inside fixedly connected with MBR membrane of cartridge filter main part, one side that the cleaning brush deviates from the main shaft is contradicted with the water filtering tank inner wall.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the upper end surface of the sewage pretreatment tank is provided with the precipitation tank and the primary filter tank, the inner wall of the primary filter tank is rotatably connected with the rotating shaft, the side end surface of the rotating shaft is symmetrically connected with four groups of filter plates, the upper end surface of each filter plate is provided with three groups of water passing tanks, the lower end surfaces of the filter plates are fixedly connected with filter cloth bags matched with the water passing tanks in size and position, water in the primary filter tank passes through the water passing tanks and the filter cloth bags by rotating the rotating shaft, and then floating impurities in the primary filter tank can be filtered by the filter cloth bags, so that the effect of primarily filtering sewage is achieved, and the problem that the sewage treatment device cannot normally work due to the fact that the conventional sewage treatment device is limited by processes, tiny floating impurities can enter the MBR membrane reaction device and the MBR is blocked by impurities is solved.

2. The utility model is fixedly connected to the inside of the sewage filtering tank through the fixing seat, the upper end surface of the fixing seat is fixedly connected with the MBR filtering cylinder, at least one group of aeration holes are arranged on the periphery of the MBR filtering cylinder on the upper end surface of the fixing seat, and meanwhile, the side end surface of the sewage filtering tank is fixedly connected with the air pump which is communicated with the aeration holes through the air pipe, so that the aeration holes flush the surface of the MBR filtering cylinder through aeration, thereby solving the problem that the MBR membrane device of the existing sewage treatment device is fixed inside the sewage treatment device, and the MBR membrane is easy to be polluted, thereby reducing the working efficiency of sewage treatment.

3. The utility model is characterized in that a pressure pump is fixedly connected with the lower end surface of a sewage pretreatment box, one side of the pressure pump is fixedly connected with one end of a high-pressure pipe, the impact force of water flow sprayed by the high-pressure pipe is very large, a water inlet groove is arranged on the upper end surface of a sewage filter tank, a fixed seat is fixedly connected inside the sewage filter tank, the upper end surface of the fixed seat is fixedly connected with an MBR filter cartridge, the upper end surface of the MBR filter cartridge is arranged inside the water inlet groove, one end of the high-pressure pipe, which is away from the pressure pump, is opposite to the inside of the water filter groove, so that the water flow of the high-pressure pipe can impact the inside of the MBR filter cartridge, the upper end surface of the MBR filter cartridge is provided with the water filter groove, the inner wall of the water filter groove is provided with at least one group of water holes, the water holes are communicated with the outside of the MBR filter cartridge, one end of a main shaft is rotatably connected inside the water filter groove, two groups of cleaning brushes are symmetrically and fixedly connected with the side surface of the cleaning brushes, one side, which deviates from the main shaft, is contacted with the inner wall of the water filter groove, the impact force of the water flow through the high-pressure pipe can drive the main shaft to rotate, the cleaning brush is used for cleaning the inner wall of the water filtering tank, and then the water hole in the inner wall of the water filtering tank is kept smooth, so that the problems that the sewage flow speed of the existing sewage treatment device is low, ions in the sewage generated by long-time working of the device can be deposited inside the device, and the inside of the device is blocked by sediments to cause the normal work are solved.

Drawings

FIG. 1 is a schematic diagram of the main structure of the device of the present invention;

FIG. 2 is a schematic view of the internal structure of the sewage treatment tank of the present invention;

FIG. 3 is a schematic sectional view of a sewage treatment pipe according to the present invention;

FIG. 4 is a schematic cross-sectional view of an MBR filter cartridge of the present invention.

In the figure: 1-sewage pretreatment tank, 2-sewage filter tank, 3-water outlet pipe, 4-sewage pretreatment tank main body, 5-precipitation tank, 6-primary filter tank, 7-filter plate, 8-rotating shaft, 9-water passing tank, 10-filter cloth bag, 11-high pressure pipe, 12-pressure pump, 13-filter tank main body, 14-MBR filter cartridge, 15-fixing seat, 16-aeration hole, 17-air pump, 18-air pipe, 19-filter cartridge main body, 20-water filtering tank, 21-main shaft and 22-cleaning brush.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: an MBR sewage treatment device with high-efficiency flushing function comprises a sewage pretreatment tank 1 and a sewage filter tank 2, wherein the sewage pretreatment tank 1 comprises a sewage pretreatment tank main body 4, a precipitation tank 5, a primary filter tank 6, a filter plate 7, a rotating shaft 8, a water passing tank 9, a filter cloth bag 10, a high-pressure pipe 11 and a pressure pump 12, the precipitation tank 5 and the primary filter tank 6 are sequentially arranged on the upper end surface of the sewage pretreatment tank main body 4, the rotating shaft 8 is rotatably connected on the inner wall of the primary filter tank 6, the filter plate 7 is fixedly connected on the side end surface of the rotating shaft 8, the water passing tank 9 is arranged on the upper end surface of the filter plate 7, the filter cloth bag 10 is fixedly connected on the lower end surface of the filter plate 7, the pressure pump 12 is fixedly connected on the lower end surface of the sewage pretreatment tank main body 4, one end of the high-pressure pipe 11 is fixedly connected on one side of the pressure pump 12, the sewage filter tank 2 comprises a filter tank main body 13, an MBR filter cartridge 14, a fixing seat 15, an aeration hole 16, an air pump 17 and an air pipe 18, fixing base 15 fixed connection is inside filtering jar main part 13, MBR cartridge filter 14 fixed connection is at fixing base 15 up end, MBR cartridge filter 14 includes cartridge filter main part 19, water filtering tank 20, main shaft 21 and cleaning brush 22, water filtering tank 20 sets up at cartridge filter main part 19 up end, main shaft 21 one end is rotated and is connected in the water filtering tank 20 bottom, cleaning brush 22 is two sets of symmetry fixed connection in main shaft 21 side end face altogether, aeration hole 16 sets up at fixing base 15 up end, air pump 17 fixed connection is at filtering jar main part 13 side end face, 18 one end fixed connection of trachea is at air pump 17 up end, 2 side end face bottoms fixedly connected with outlet pipe 3 of sewage filtering jar.

The sedimentation tank 5 and the primary filter tank 6 are separated by an overflow plate, the pressure pump 12 is communicated with the interior of the primary filter tank 6 by a water pipe, the back end face of the sewage pretreatment tank main body 4 is fixed with a group of servo motors, one end of a rotating shaft 8 penetrates through the primary filter tank 6 and is rotationally connected with the servo motors, the filter plates 7 are symmetrically arranged on the side end face of the rotating shaft 8 in four groups, the upper end face of each group of filter plates 7 is provided with three groups of water passing grooves 9, the size of a filter cloth bag 10 is matched with the water passing grooves 9, the upper end face of the filter tank main body 13 is provided with water inlet grooves matched with the size of the MBR filter cartridge 14, the upper end face of the MBR filter cartridge 14 is arranged in the water inlet grooves, one end of the high-pressure pipe 11 is opposite to the interior of the MBR filter cartridge 14, the upper end face of the fixing seat 15 is provided with the penetrating grooves, the aeration holes 16 are at least provided with a group arranged around the periphery of the MBR filter cartridge 14 on the upper end face of the fixing seat 15, and the aeration holes 16 are communicated with the air pump 17 by air pipes 18, at least a set of water hole has been seted up to water filtering tank 20 inner wall, and water hole intercommunication cartridge filter main body 19 is outside, and 19 inside fixedly connected with MBR membranes of cartridge filter main body, one side that cleaning brush 22 deviates from main shaft 21 contradicts with water filtering tank 20 inner wall.

The working principle is as follows: when the sewage treatment device works, sewage is put into the sedimentation tank 5, then the sewage enters the primary filter tank 6 through overflow, then the rotating shaft 8 is rotated to adjust the filter plate 7 to stir in a water body, floating impurities in the sewage are filtered through the water tank 9 and the filter cloth bag 10, and then the sewage is pretreated, when the sewage is filtered, the sewage in the primary filter tank 6 is sent into the sewage filter tank 2 through the pressure pump 12 and the high-pressure pipe 11 in a torrent mode, the sewage torrent drives the main shaft 21 to rotate, the cleaning brush 22 brushes the inner wall of the water filter tank 20, then the sewage is filtered to the upper end surface of the fixed seat 15 through the filter cartridge main body 19, the sewage after MBR filtration falls to the lower part of the fixed seat 15 through the through-penetrating tank, the filtered sewage is discharged through the water outlet pipe 3, when the surface of the filter cartridge 14 needs to be cleaned, the aeration hole 16 is aerated through the air pump 17 and the air pipe 18, and the surface of the MBR filter cartridge 14 is flushed through high-pressure air, thereby completing the cleaning of the MBR filter cartridge 14.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a MBR sewage treatment device with high-efficient washing function, includes sewage preliminary treatment case (1) and sewage filtration jar (2), its characterized in that: sewage pretreatment tank (1) includes sewage pretreatment tank main part (4), precipitation tank (5), prefiltration groove (6), filter plate (7), pivot (8), crosses water groove (9), filters sack (10), high-pressure line (11) and force (forcing) pump (12), set gradually at sewage pretreatment tank main part (4) up end precipitation tank (5) and prefiltration groove (6), pivot (8) rotate to be connected at prefiltration groove (6) inner wall, filter plate (7) fixed connection is in pivot (8) side end face, set up at filter plate (7) up end in water groove (9), filter sack (10) fixed connection is terminal surface under filter plate (7), force (forcing) pump (12) fixed connection is terminal surface under sewage pretreatment tank main part (4), high pressure line (11) one end fixed connection is in force (forcing) pump (12) one side, sewage filtering tank (2) are including filtering tank main part (13) pressure pipe, An MBR filter cartridge (14), a fixing seat (15), aeration holes (16), an air pump (17) and an air pipe (18), wherein the fixing seat (15) is fixedly connected inside a filter cartridge main body (13), the MBR filter cartridge (14) is fixedly connected on the upper end face of the fixing seat (15), the MBR filter cartridge (14) comprises a filter cartridge main body (19), a water filtering groove (20), a main shaft (21) and cleaning brushes (22), the water filtering groove (20) is arranged on the upper end face of the filter cartridge main body (19), one end of the main shaft (21) is rotatably connected at the bottom of the water filtering groove (20), the cleaning brushes (22) are symmetrically and fixedly connected on the side end face of the main shaft (21), the aeration holes (16) are arranged on the upper end face of the fixing seat (15), the air pump (17) is fixedly connected on the side end face of the filter cartridge main body (13), and one end of the air pipe (18) is fixedly connected on the upper end face of the air pump (17), the bottom of the side end face of the sewage filtering tank (2) is fixedly connected with a water outlet pipe (3).

2. The MBR sewage treatment device with high-efficiency flushing function according to claim 1, wherein: the sedimentation tank (5) and the primary filter tank (6) are separated by an overflow plate, and the pressure pump (12) is communicated with the interior of the primary filter tank (6) through a water pipe.

3. The MBR sewage treatment device with high-efficiency flushing function according to claim 1, wherein: the sewage pretreatment tank is characterized in that a set of servo motor is arranged on the rear end face of the sewage pretreatment tank main body (4) in a fixed refining stage, one end of the rotating shaft (8) penetrates through the primary filter tank (6) and is connected with the servo motor in a rotating mode, four sets of filter plates (7) are arranged on the side end face of the rotating shaft (8) in a symmetrical mode, three sets of water passing grooves (9) are formed in the upper end face of each set of filter plates (7), and the size and the position of each filter cloth bag (10) are matched with the water passing grooves (9).

4. The MBR sewage treatment device with high-efficiency flushing function according to claim 1, wherein: the filter tank comprises a filter tank main body (13), wherein a water inlet groove matched with the MBR filter cartridge (14) in size is formed in the upper end face of the filter tank main body (13), the upper end face of the MBR filter cartridge (14) is arranged inside the water inlet groove, and one end, deviating from a pressure pump (12), of a high-pressure pipe (11) is just opposite to the inside of the MBR filter cartridge (14).

5. The MBR sewage treatment device with high-efficiency flushing function according to claim 1, wherein: the upper end face of the fixing seat (15) is provided with a through groove, at least one group of aeration holes (16) are formed around the periphery of the MBR filter cartridge (14) on the upper end face of the fixing seat (15), and the aeration holes (16) are communicated with an air pump (17) through an air pipe (18).

6. The MBR sewage treatment device with high-efficiency flushing function according to claim 1, wherein: at least a set of water hole has been seted up to drainage groove (20) inner wall, water hole intercommunication cartridge filter main part (19) outside, the inside fixedly connected with MBR membrane of cartridge filter main part (19), one side that cleaning brush (22) deviates from main shaft (21) is contradicted with drainage groove (20) inner wall.

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