CN219384893U - Domestic sewage MBR membrane high-filtration processor - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a domestic sewage MBR membrane high-filtration processor which can lift an MBR membrane away from a sludge environment along with sludge deposition, prevent sludge from blocking micropores of the MBR membrane and has a stable filtration effect; the MBR membrane unit is arranged in the filter tank, the MBR membrane unit is connected with a drain pipe, the drain pipe is connected with a water pump, a water outlet pipe of the water pump is connected with a next-stage treatment unit, and an aeration pipe is arranged at the bottom of the filter tank; still include two lifting frames, a plurality of lifting cylinders and mud scraping mechanism, the bottom of rose box is provided with the V type end, two lifting frames are installed on the upper portion of MBR membrane unit, two lifting frames pass the top cap of rose box and stretch out the top of rose box, the one end of a plurality of lifting cylinders is installed on two lifting frames, the other end of a plurality of lifting cylinders is installed on the top cap of rose box, mud scraping mechanism installs the below at the MBR membrane unit, the aeration pipe is connected with mud scraping mechanism, the middle part is provided with the mud pipe at the bottom of the V type of rose box.

Description

Domestic sewage MBR membrane high-filtration processor

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a domestic sewage MBR membrane high-filtration processor.

Background

MBR is also called Membrane bioreactor (Membrane Bio-Reactor), which is a novel water treatment technology combining a Membrane separation unit and a biological treatment unit, and in the prior art, in order to facilitate industrial production and installation and improve the working efficiency of the Membrane, the maximum Membrane area is realized in unit volume, and the Membrane is usually assembled in a basic unit device in a certain form, for example, an MBR biological Membrane filtering mechanism in an environment-friendly domestic sewage treatment device proposed by application number CN 202020574005.6; however, most of the existing MBR membrane filtering mechanisms are fixedly installed in a filtering processor, the filter can discharge mud every half year or one year, more and more sludge is deposited at the bottom of the filter in a mud discharge interval, the lower part of the MBR membrane can be in an environment with higher sludge concentration, and micropores of the MBR membrane can be blocked by high-concentration sludge, so that the filtering effect is reduced.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the domestic sewage MBR membrane high-filtration processor which can separate the MBR membrane from the sludge environment along with sludge deposition, avoid blocking micropores of the MBR membrane by sludge and has stable filtration effect.

The utility model relates to a domestic sewage MBR membrane high-filtration processor, which comprises a filter tank, an MBR membrane unit, a drain pipe, a water pump and an aeration pipe, wherein a processing chamber is arranged in the filter tank; the device comprises a filter box, a V-shaped bottom, a mud scraping mechanism, a mud discharging pipe, a mud scraping mechanism, a mud scraping pipe, a mud discharging pipe, a mud scraping mechanism and a mud discharging pipe, wherein the filter box is arranged on the bottom of the filter box; during operation, sewage is input into the treatment cavity of the filter tank through the water inlet pipe, the water pump operates, negative pressure is generated in the water drainage pipe and the MBR membrane of the MBR membrane unit, water in the sewage is conveyed to the next-stage treatment unit through the water drainage pipe and the water pump after being filtered through the MBR membrane micropores of the MBR membrane unit, high-pressure air is input into the sewage through the aeration pipe to form an aeration oxygen-enriched environment, the MBR membrane in the MBR membrane unit is impacted by air flow to swing, bacteria in the sewage decompose pollutants, sludge which cannot be decomposed is deposited on the V-shaped bottom of the filter tank, along with the increasing thickness of the sludge deposition, a plurality of lifting cylinders are gradually extended to lift the two lifting frames, the two lifting frames gradually lift the MBR membrane unit, the MBR membrane unit is always higher than a certain distance of sludge, during sludge discharge, the sludge scraping mechanism acts to collect and discharge the sludge to the sludge discharge pipe, and accordingly the lower part of the MBR membrane is prevented from being in an environment with higher sludge concentration, the sludge blocking micropores of the MBR membrane is avoided, and the stability of the filtering effect is improved.

Preferably, the mud scraping mechanism comprises two connecting frames, two scraping plates and two double-headed pushing rods, wherein the two connecting frames are arranged at the bottom of the MBR membrane unit in a front-back mode, an aeration pipe is connected with the two connecting frames, the middle upper parts of the two scraping plates are respectively and rotatably connected with the two connecting frames, and the front piston rods and the rear piston rods of the two double-headed pushing rods are respectively and rotatably connected with the upper ends of the left side and the right side of the two scraping plates; two double-end push rods are connected with external high-pressure air systems respectively, two scrapers are in a horizontal abduction state in the sewage treatment process, and two connecting frames, two scrapers and two double-end push rods synchronously rise along with an MBR membrane unit, so that the two scrapers are located above a sludge layer, when sludge discharge is needed, an aeration pipe is closed, a sludge discharge pipe is opened, the external high-pressure air systems drive the two double-end push rods to extend, the lower ends of the two scrapers are folded inwards, sludge is concentrated to the sludge discharge pipe, the sludge discharge efficiency is improved, and after sludge discharge is finished, the two double-end push rods shrink to reset the two scrapers to the horizontal abduction state.

Preferably, the device further comprises a plurality of mounting plates, a plurality of sliding blocks and a plurality of sliding grooves, wherein the plurality of mounting plates are respectively mounted on the inner wall of the filter box, the plurality of mounting plates are transversely provided with the sliding blocks, the mounting frame of the MBR membrane unit is provided with the plurality of vertical sliding grooves, and the plurality of sliding blocks are respectively in sliding connection with the plurality of sliding grooves; the MBR membrane unit is guided and limited by the cooperation of the sliding grooves and the sliding blocks, so that the stability of the MBR membrane unit is improved.

Preferably, the device also comprises a plurality of sliding sleeves, wherein the sliding sleeves are arranged on the cover plate of the filter box, and the lower ends of the two lifting frames are respectively connected with the sliding sleeves in a sliding manner; the sliding limit is carried out on the two lifting frames through the sliding sleeves, so that the sliding stability of the two lifting frames is improved.

Preferably, the water pump also comprises a water drain hose, the upper end of the water drain hose is connected with the input end of the water drain hose, and the output end of the water drain hose is connected with the water inlet of the water pump; through setting up the drain hose for when the drain pipe follows MBR membrane unit and goes up and down, the drain hose can synchronous crooked, avoids the drain hose to discount, and the play that causes is obstructed, improves the play water stability.

Preferably, the filter box further comprises a sealing cover, the sealing cover is arranged on a cover plate of the filter box in a sealing way, the sealing cover seals the sliding sleeves, the two lifting frames, the drain pipe and the drain hose, and a sealing ring is arranged at the joint of the output end of the drain hose and the side wall of the sealing cover; through setting up the sealed cowling, improve equipment leakproofness, avoid the foul smell of sewage to reveal, improve the feature of environmental protection of equipment.

Preferably, the filter comprises a filter box, a filter box and an aerator, and further comprises an aeration hose, wherein the input end of the aeration hose is connected with the output end of the aeration hose, the input end of the aeration hose penetrates through the side wall of the filter box and is connected with the aerator, and a sealing element is arranged at the joint of the input end of the aeration hose and the side wall of the filter box; through setting up the aeration hose for when the aeration pipe follows MBR membrane unit and goes up and down, avoid aeration hose to buckle, the air inlet that causes is obstructed, improves the stability of aeration.

Compared with the prior art, the utility model has the beneficial effects that: during operation, sewage is input into the treatment cavity of the filter tank through the water inlet pipe, the water pump operates, negative pressure is generated in the water drainage pipe and the MBR membrane of the MBR membrane unit, water in the sewage is conveyed to the next-stage treatment unit through the water drainage pipe and the water pump after being filtered through the MBR membrane micropores of the MBR membrane unit, high-pressure air is input into the sewage through the aeration pipe to form an aeration oxygen-enriched environment, the MBR membrane in the MBR membrane unit is impacted by air flow to swing, bacteria in the sewage decompose pollutants, sludge which cannot be decomposed is deposited on the V-shaped bottom of the filter tank, along with the increasing thickness of the sludge deposition, a plurality of lifting cylinders are gradually extended to lift the two lifting frames, the two lifting frames gradually lift the MBR membrane unit, the MBR membrane unit is always higher than a certain distance of sludge, during sludge discharge, the sludge scraping mechanism acts to collect and discharge the sludge to the sludge discharge pipe, and accordingly the lower part of the MBR membrane is prevented from being in an environment with higher sludge concentration, the sludge blocking micropores of the MBR membrane is avoided, and the stability of the filtering effect is improved.

Drawings

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

FIG. 2 is a schematic diagram of a semi-sectional isometric view of the present utility model;

FIG. 3 is a schematic structural view of the MBR membrane unit, drain pipe, water pump, lifting frame and lifting cylinder;

FIG. 4 is a schematic view of the structure of the mud scraping mechanism;

the reference numerals in the drawings: 1. a filter box; 2. an MBR membrane unit; 3. a drain pipe; 4. a water pump; 5. an aeration pipe; 6. a lifting frame; 7. a lifting cylinder; 8. a connecting frame; 9. a scraper; 10. a double-ended push rod; 11. a mounting plate; 12. a slide block; 13. a chute; 14. a sliding sleeve; 15. a drain hose; 16. a sealing cover; 17. an aeration hose.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Examples

As shown in fig. 1 to 4, a domestic sewage MBR membrane high-filtration processor comprises a filter tank 1, an MBR membrane unit 2, a drain pipe 3, a water pump 4 and an aerator pipe 5, wherein a processing chamber is arranged in the filter tank 1, the MBR membrane unit 2 is arranged in the processing chamber of the filter tank 1, a water outlet of the MBR membrane unit 2 is connected with the drain pipe 3, an output end of the drain pipe 3 is connected with the water pump 4, a water outlet pipe of the water pump 4 is connected with a next stage of processing unit, and the aerator pipe 5 is arranged at the bottom of the processing chamber of the filter tank 1; the device comprises a filter box 1, a plurality of lifting cylinders 7, a mud scraping mechanism, an aeration pipe 5, a mud scraping mechanism, a mud discharging pipe, a mud scraping mechanism, a mud discharging pipe and a mud discharging pipe, wherein the filter box 1 is provided with a plurality of lifting cylinders 7, the mud scraping mechanism is arranged on the filter box 1, the filter box 1 is provided with a V-shaped bottom, the upper part of the MBR membrane unit 2 is provided with two lifting frames 6, the two lifting frames 6 penetrate through the top cover of the filter box 1 to extend out of the upper part of the filter box 1, one ends of the lifting cylinders 7 are arranged on the two lifting frames 6, the other ends of the lifting cylinders 7 are arranged on the top cover of the filter box 1, the mud scraping mechanism is arranged below the MBR membrane unit 2, and the aeration pipe 5 is connected with the mud scraping mechanism; the mud scraping mechanism comprises two connecting frames 8, two scraping plates 9 and two double-headed pushing rods 10, wherein the two connecting frames 8 are arranged at the bottom of the MBR membrane unit 2 in a front-back arrangement mode, an aeration pipe 5 is connected with the two connecting frames 8, the middle upper parts of the two scraping plates 9 are respectively and rotatably connected with the two connecting frames 8, and the front piston rods and the rear piston rods of the two double-headed pushing rods 10 are respectively and rotatably connected with the upper ends of the left side and the right side of the two scraping plates 9; the MBR membrane unit comprises a filter box 1, a plurality of MBR membrane units 2, a plurality of filter boxes, a plurality of filter plates 11, a plurality of sliding blocks 12 and a plurality of sliding grooves 13, wherein the filter boxes 1 are respectively arranged on the inner walls of the filter boxes 11, the plurality of mounting plates 11 are respectively and transversely provided with the sliding blocks 12, the mounting frames of the MBR membrane units 2 are respectively provided with the plurality of vertical sliding grooves 13, and the plurality of sliding blocks 12 are respectively and slidably connected with the plurality of sliding grooves 13;

during operation, sewage is input to the treatment cavity of the filter box 1 through the inlet tube, the water pump 4 moves, produce the negative pressure in the MBR membrane of drain pipe 3 and MBR membrane unit 2, water in the sewage is permeated through the MBR membrane microporous filtration of MBR membrane unit 2 back and is carried to next stage processing unit through drain pipe 3 and water pump 4, highly-compressed air passes through in the aeration pipe 5 input sewage simultaneously, form aeration oxygen-enriched environment, the impact of MBR membrane in the air current in MBR membrane unit 2 is in the swing, the bacterium in the sewage breaks up the pollutant, the mud deposit that can not break up is on the V type backing plate of filter box 1, along with mud deposit's thickness and thickness, a plurality of lifting cylinders 7 progressively extend and improve two lifting frames 6, two lifting frames 6 progressively improve MBR membrane unit 2, make MBR membrane unit 2 be higher than mud certain distance all the time, a plurality of spout 13 and a plurality of slider 12 cooperate and lead spacing to MBR membrane unit 2, improve the stability of MBR membrane unit 2, in the sewage treatment process, two external high-pressure air system drive two double-end push rods 10 shrink, make two scraper blades 9 be the horizontal outward state, and two scraper blades 8, two scraper blades 9 and two extension pipe 10 drive the mud pipe 10, two exhaust pipe extension ends are closed when two scraper blades 10, two extension pipe extension ends are closed, two exhaust pipe extension mud pipe extension end 10, the mud pipe extension end is closed, and mud extension end is closed, mud extension end is reached.

As shown in fig. 1 to 4, when the domestic sewage MBR membrane high-filtration processor disclosed by the utility model is in operation, firstly sewage is input into the processing chamber of the filter tank 1 through the water inlet pipe, the water pump 4 operates, negative pressure is generated in the water outlet pipe 3 and the MBR membrane of the MBR membrane unit 2, water in the sewage is conveyed to the next stage of processing unit through the water outlet pipe 3 and the water pump 4 after being subjected to microporous filtration through the MBR membrane of the MBR membrane unit 2, then high-pressure air is input into the sewage through the aeration pipe 5 to form an aeration oxygen-enriched environment, the MBR membrane in the MBR membrane unit 2 is impacted by air current and swings, bacteria in the sewage decompose pollutants, the sludge which cannot be decomposed is deposited on the V-shaped bottom of the filter tank 1, then the two lifting frames 6 are gradually increased along with the increasing thickness of the sludge deposition, the lifting cylinders 7 gradually extend, the two lifting frames 6 gradually increase the MBR membrane unit 2, the lifting and limiting guide the lifting of the MBR membrane unit 2 through the sliding grooves 13 and the sliding blocks 12, the MBR membrane unit 2 is always higher than a certain distance, finally, the aeration pipe 5 is closed when the sludge is needed, the sludge is opened, the sludge discharge pipe is driven by the high-pressure MBR membrane 10 to be more intensively discharged to the lower than the sludge concentration of the sludge, and the sludge concentration is prevented from being discharged to the lower than the high-pressure of the sludge system, and the sludge concentration is accordingly, and the sludge concentration is prevented from being discharged to the lower than the high by the sludge concentration system.

The main functions realized by the utility model are as follows:

1. the lower part of the MBR membrane is prevented from being in an environment with higher sludge concentration, so that the high-concentration sludge is prevented from blocking micropores of the MBR membrane, and the stability of the filtering effect is improved;

2. the sludge scraping mechanism is beneficial to gathering and discharging the sludge to the sludge discharge pipe.

The MBR membrane unit 2, the drain pipe 3, the water pump 4, the aeration pipe 5, the lifting cylinder 7, the double-head push rod 10, the sliding chute 13, the drain hose 15 and the aeration hose 17 of the domestic sewage MBR membrane high-filtration processor are purchased in the market, and the domestic sewage MBR membrane high-filtration processor is installed and operated by a person skilled in the art according to the attached using instruction without creative labor of the person skilled in the art.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (7)

1. The utility model provides a domestic sewage MBR membrane high filtration treater, including rose box (1), MBR membrane unit (2), drain pipe (3), water pump (4) and aeration pipe (5), the inside of rose box (1) is provided with the treatment chamber, MBR membrane unit (2) are arranged in the treatment chamber of rose box (1), the delivery port and the drain pipe (3) of MBR membrane unit (2) are connected, the output of drain pipe (3) is connected with water pump (4), the outlet pipe and the next grade of processing unit connection of water pump (4), the treatment chamber bottom of rose box (1) is provided with aeration pipe (5); the device is characterized by further comprising two lifting frames (6), a plurality of lifting cylinders (7) and a mud scraping mechanism, wherein the bottom of the filter tank (1) is provided with a V-shaped bottom, the upper part of the MBR membrane unit (2) is provided with the two lifting frames (6), the two lifting frames (6) penetrate through the top cover of the filter tank (1) to extend out of the upper part of the filter tank (1), one ends of the lifting cylinders (7) are arranged on the two lifting frames (6), the other ends of the lifting cylinders (7) are arranged on the top cover of the filter tank (1), the mud scraping mechanism is arranged below the MBR membrane unit (2), and the aeration pipe (5) is connected with the mud scraping mechanism, and a mud discharging pipe is arranged in the middle of the V-shaped bottom of the filter tank (1).

2. The domestic sewage MBR membrane high-filtration processor of claim 1, wherein the sludge scraping mechanism comprises two connecting frames (8), two scraping plates (9) and two double-headed pushing rods (10), the two connecting frames (8) are arranged at the bottom of the MBR membrane unit (2) in a front-back mode, the aeration pipe (5) is connected with the two connecting frames (8), the middle upper parts of the two scraping plates (9) are respectively connected with the two connecting frames (8) in a rotating mode, and the front-back piston rods of the two double-headed pushing rods (10) are respectively connected with the upper ends of the left side and the right side of the two scraping plates (9) in a rotating mode.

3. The domestic sewage MBR membrane high-filtration processor of claim 1, further comprising a plurality of mounting plates (11), a plurality of sliding blocks (12) and a plurality of sliding grooves (13), wherein the plurality of mounting plates (11) are respectively mounted on the inner wall of the filter tank (1), the plurality of mounting plates (11) are respectively and transversely provided with the sliding blocks (12), the mounting frame of the MBR membrane unit (2) is provided with the plurality of vertical sliding grooves (13), and the plurality of sliding blocks (12) are respectively and slidably connected with the plurality of sliding grooves (13).

4. A domestic sewage MBR membrane high-filtration processor according to claim 1, further comprising a plurality of sliding sleeves (14), wherein the sliding sleeves (14) are mounted on the cover plate of the filter box (1), and the lower ends of the two lifting frames (6) are respectively in sliding connection with the sliding sleeves (14).

5. A domestic sewage MBR membrane high-filtration processor according to claim 1, further comprising a drain hose (15), wherein the upper end of the drain pipe (3) is connected to the input end of the drain hose (15), and the output end of the drain hose (15) is connected to the water inlet of the water pump (4).

6. The domestic sewage MBR membrane high-filtration processor of claim 5, further comprising a sealing cover (16), wherein the sealing cover (16) is arranged on a cover plate of the filter tank (1) in a sealing mode, the sealing cover (16) is used for sealing and covering the sliding sleeves (14), the two lifting frames (6), the water draining pipe (3) and the water draining hose (15), and a sealing ring is arranged at the joint of the output end of the water draining hose (15) and the side wall of the sealing cover (16).

7. The domestic sewage MBR membrane high-filtration processor of claim 1, further comprising an aeration hose (17), wherein the input end of the aeration hose (5) is connected with the output end of the aeration hose (17), the input end of the aeration hose (17) passes through the side wall of the filter tank (1) to be connected with the aerator, and a sealing element is arranged at the joint of the input end of the aeration hose (17) and the side wall of the filter tank (1).