CN216513332U

CN216513332U - MBR membrane domestic sewage treatment device

Info

Publication number: CN216513332U
Application number: CN202122741498.5U
Authority: CN
Inventors: 林春鑫; 栾胜杰; 姜晓磊; 林华; 吕文豪
Original assignee: Shandong Haolin Environmental Protection Technology Co ltd
Current assignee: Shandong Haolin Environmental Protection Technology Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-05-13
Anticipated expiration: 2031-11-10

Abstract

The utility model belongs to the technical field of sewage treatment equipment, and discloses an MBR membrane domestic sewage treatment device which comprises a box body, wherein an anaerobic tank, an aerobic tank, a filter tank and a clean water tank are arranged inside the box body, an MBR membrane component is arranged inside the filter tank, a second motor is arranged below the filter tank, the output end of the second motor is connected with a screw rod, a support is connected in the middle of the screw rod, and a brush is arranged outside the support; the water purification device is provided with the screw rod and the brush, the screw rod is a reciprocating screw rod, the brush is fixed on the support and is tightly attached to the inner wall of the filter tank, the motor drives the screw rod to rotate, the screw rod enables the support and the brush to move up and down, dirt on the inner wall of the filter tank is cleaned, the inner wall of the filter tank can be effectively kept clean, and the dirt accumulated for a long time is prevented from being bonded on the inner wall of the water purification tank and breeding a large number of microorganisms, so that the filtering burden of an MBR membrane is reduced, the service life of the MBR membrane is prolonged, and the filtering efficiency is enhanced.

Description

MBR membrane domestic sewage treatment device

Technical Field

The utility model belongs to the technical field of sewage treatment equipment, and particularly relates to an MBR membrane domestic sewage treatment device.

Background

An MBR membrane domestic sewage treatment device is a novel water treatment technology which combines a membrane separation unit and a biological treatment unit, the membrane component replaces a secondary sedimentation tank to keep high activated sludge concentration in the bioreactor so as to reduce the occupied area of sewage treatment facilities, and reduces the sludge amount by keeping low sludge load, has the advantages of high pollutant removal efficiency, good effluent quality and high microorganism concentration in the bioreactor, but the prior MBR membrane domestic sewage treatment device, when the sludge filter is used for a long time, the sludge in the filter tank is increased in concentration, is adhered to the inner wall and is not easy to clean, provides a beneficial environment for the growth of microorganisms, enables the microorganisms to breed in large quantity, increases the burden for the filtration of the MBR membrane, shortens the service life of the MBR membrane, reduces the filtration efficiency, secondly, larger garbage is easy to enter from the water inlet pipe and cannot be cleaned, so that a filtering component or a pipeline in the device is blocked.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an MBR (membrane bioreactor) membrane domestic sewage treatment device, which aims to solve the problems that dirt adhered to the inner wall of a filtering tank of the conventional MBR membrane domestic sewage treatment device cannot be cleaned, and large garbage enters the device from a water inlet pipe to block a filtering component or a pipeline.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a MBR membrane domestic sewage treatment device, includes the box, anaerobism pond, good oxygen pond, filtering ponds and clean water reservoir have been seted up to the inside of box, one side of anaerobism pond is provided with the inlet tube, the inside of filtering ponds is provided with the MBR membrane module, the below of filtering ponds is provided with the equipment room, the top welding of equipment room has the baffle, the second motor is installed to the below of baffle, the output of second motor is connected with the shaft coupling, the intermediate junction of shaft coupling has the lead screw, the intermediate junction of lead screw has the support, the externally mounted of support has the brush, one side of clean water reservoir is provided with the outlet pipe.

Preferably, the middle of inlet tube is provided with strains the storehouse, strain the centre in storehouse and install the bracing piece, the metal mesh is installed to the centre of bracing piece, one side of metal mesh is provided with collects the frame, the top of straining the storehouse is provided with the lid.

Preferably, the top of the box body is provided with an aerator, the output end of the aerator is connected with an electromagnetic valve, and one side of the electromagnetic valve is connected with an aerator pipe.

Preferably, a filler plate is arranged in the anaerobic tank, a grid is arranged above the anaerobic tank, and elastic filler is arranged in the aerobic tank.

Preferably, the upper part of the MBR membrane module is connected with a first water pump, the first water pump is connected with the clean water tank through a pipeline, the lower part of the MBR membrane module is connected with a second water pump, and the second water pump is connected with the anaerobic tank through a pipeline.

Preferably, a first motor is installed on one side of the anaerobic tank, the output end of the first motor is connected with a stirring paddle, and a drain pipe is arranged on one side of the anaerobic tank.

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

(1) the screw rod and the brush are arranged, the screw rod is a reciprocating screw rod, the brush is fixed on the support and is tightly attached to the inner wall of the filter tank, the motor drives the screw rod to rotate, the screw rod enables the support and the brush to move up and down, dirt on the inner wall of the filter tank is cleaned, the inner wall of the filter tank can be effectively kept clean, and the dirt accumulated for a long time is prevented from being adhered to the inner wall of the water purification tank and breeding a large number of microorganisms, so that the filtering burden of an MBR membrane is reduced, the service life of the MBR membrane is prolonged, and the filtering efficiency is improved.

(2) According to the utility model, the filtering bin and the metal net are arranged, the filtering bin is arranged in the middle of the water inlet pipe, one side of the filtering bin is fixed with the box body, the metal net is obliquely arranged, when sewage enters from the water inlet pipe, larger garbage in the sewage is blocked by the metal net and then slides into the collecting frame, the collecting frame can be taken out by opening the cover above the filtering bin to pour the garbage, and the phenomenon that the larger garbage enters the device, so that a filtering component or a pipeline in the device is blocked, and the device cannot normally operate or is damaged is effectively avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the utility model at A;

FIG. 3 is an enlarged view of the utility model at B;

in the figure: 1. a box body; 2. an aerobic tank; 3. an elastic filler; 4. an aerator; 5. an electromagnetic valve; 6. an aeration pipe; 7. a filtration tank; 8. a first water pump; 9. a clear water tank; 10. a water outlet pipe; 11. a water inlet pipe; 12. a cover; 13. a collection frame; 14. filtering a bin; 15. a grid; 16. a filler sheet; 17. an anaerobic tank; 18. a blow-off pipe; 19. an equipment room; 20. a stirring paddle; 21. a first motor; 22. a second water pump; 23. an MBR membrane module; 24. a screw rod; 25. a second motor; 26. a support; 27. a partition plate; 28. a coupling; 29. a brush; 30. a support bar; 31. a metal mesh.

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. 1-3, the present invention provides the following technical solutions: an MBR membrane domestic sewage treatment device comprises a box body 1, an anaerobic tank 17, an aerobic tank 2, a filter tank 7 and a clean water tank 9 are arranged inside the box body 1, a water inlet pipe 11 is arranged on one side of the anaerobic tank 17, an MBR membrane assembly 23 is arranged inside the filter tank 7, an equipment chamber 19 is arranged below the filter tank 7, a partition plate 27 is welded above the equipment chamber 19, a second motor 25 is arranged below the partition plate 27, the output end of the second motor 25 is connected with a coupler 28, the middle of the coupler 28 is connected with a screw rod 24, the middle of the screw rod 24 is connected with a support 26, the outer part of the support 26 is provided with a brush 29, one side of the clean water tank 9 is provided with a water outlet pipe 10, the aerobic tank 2 is communicated with the filter tank 7 through a pipeline, the sewage of the aerobic tank 2 can automatically flow into the filter tank 7, the support 26 is rectangular, the middle on the right side is connected with a screw rod nut to play a transmission role, and the middle of the three sides is connected with a slide block, and the middle of the guide rod is provided with a guide rod for guiding.

Further, the centre of inlet tube 11 is provided with strains storehouse 14, strain the centre of storehouse 14 and install bracing piece 30, metal mesh 31 is installed to the centre of bracing piece 30, one side of metal mesh 31 is provided with collects frame 13, the top of straining storehouse 14 is provided with lid 12, strain storehouse 14 and install the centre at inlet tube 11, and one side is fixed with box 1, metal mesh 31 slope installation, can make during rubbish slides in collects frame 13, the opening has been seted up to one side of collecting frame 13, conveniently collect rubbish, be provided with the hasp on the lid 12, be used for fixed lid 12, avoid sewage from straining 14 seepage in storehouse.

Furthermore, an aerator 4 is installed on the top of the box body 1, an output end of the aerator 4 is connected with an electromagnetic valve 5, one side of the electromagnetic valve 5 is connected with an aerator pipe 6, and the number of the aerator pipes 6 is two, and the two aerator pipes are respectively arranged at the bottoms of the aerobic tank 2 and the filter tank 7 and used for providing oxygen and promoting the denitrification and dephosphorization of microorganisms.

Specifically, a filler plate 16 is arranged in the anaerobic tank 17, a grid 15 is arranged above the anaerobic tank 17, and the elastic filler 3 is arranged in the aerobic tank 2.

It is worth to be noted that, a first water pump 8 is connected above the MBR membrane module 23, the first water pump 8 is connected with the clean water tank 9 through a pipeline, a second water pump 22 is connected below the MBR membrane module 23, the second water pump 22 is connected with the anaerobic tank 17 through a pipeline, the MBR membrane module 23 filters impurities and microorganisms in the sewage under the action of the first water pump 8, the clean water enters the clean water tank 9 through the first water pump 8 to be stored, the first water pump 8 can be reversed, so that the MBR membrane module 23 is backflushed by the clean water passing through the clean water tank 9, a cleaning effect is achieved, the second water pump 22 can enable the sewage in the filter tank 7 to flow back to the anaerobic tank 17 for circular filtration, the filtering effect is improved, and the sludge in the filter tank 7 can be discharged into the anaerobic tank 17 during cleaning.

Further, a first motor 21 is installed on one side of the anaerobic tank 17, the output end of the first motor 21 is connected with a stirring paddle 20, a sewage discharge pipe 18 is arranged on one side of the anaerobic tank 17, and the stirring paddle 20 can prevent sludge in the anaerobic tank 17 from precipitating and condensing to cause that sludge cannot be discharged from the sewage discharge pipe 18.

The working principle and the using process of the utility model are as follows: when the utility model is used, sewage enters from the water inlet pipe 11, wherein larger garbage is blocked by the metal mesh 31 and then slides into the collection frame 13, the sewage enters into the anaerobic tank 17 to remove organic matters in the sewage, the first motor 21 drives the stirring paddle 20 to rotate to prevent sludge from precipitating, the sewage enters into the aerobic tank 2 through the grid 15, the electromagnetic valve 5 is opened through microbial nitrogen and phosphorus removal, the aerator 4 extracts oxygen required by co-microorganisms through the aeration pipe 6, then the sewage automatically flows into the filter tank 7, after the set water level is reached, the first water pump 8 and the second water pump 22 are opened, the MBR membrane module 23 filters the sewage through the first water pump 8, purified water is injected into the clean water tank 9, the second water pump 22 circularly enables the sewage to flow back into the anaerobic tank 17, circular filtration is realized, the filtration effect is increased, when the device needs to be cleaned, water feeding is stopped, the second motor 25 is opened to drive the screw rod 24, the bracket 26 and the brush 29 move up and down to continuously clean dirt on the inner wall of the filtering tank 7, the first water pump 8 rotates reversely to pump purified water, the MBR membrane module 23 is backflushed to clean the dirt, then the second water pump 22 is started to discharge the sludge into the anaerobic tank 17, the valve of the sewage discharge pipe 18 is opened to discharge the sludge, then the cover 12 at the top of the filtering bin 14 is opened, the collecting frame 13 is taken out, the garbage is placed everywhere, and then the cover 12 is tightly covered.

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

1. The utility model provides a MBR membrane domestic sewage treatment device, includes box (1), its characterized in that: anaerobic tank (17), good oxygen pond (2), filtering ponds (7) and clean water basin (9) have been seted up to the inside of box (1), one side of anaerobic tank (17) is provided with inlet tube (11), the inside of filtering ponds (7) is provided with MBR membrane module (23), the below of filtering ponds (7) is provided with equipment room (19), baffle (27) have been welded to the top of equipment room (19), second motor (25) are installed to the below of baffle (27), the output of second motor (25) is connected with shaft coupling (28), the intermediate junction of shaft coupling (28) has lead screw (24), the intermediate junction of lead screw (24) has support (26), the externally mounted of support (26) has brush (29), one side of clean water basin (9) is provided with outlet pipe (10).

2. The MBR membrane domestic sewage treatment device of claim 1, wherein: the middle of inlet tube (11) is provided with strains storehouse (14), strain the centre in storehouse (14) and install bracing piece (30), metal mesh (31) are installed to the centre of bracing piece (30), one side of metal mesh (31) is provided with collects frame (13), the top of straining storehouse (14) is provided with lid (12).

3. The MBR membrane domestic sewage treatment device of claim 1, wherein: an aerator (4) is installed at the top of the box body (1), an output end of the aerator (4) is connected with an electromagnetic valve (5), and one side of the electromagnetic valve (5) is connected with an aerator pipe (6).

4. The MBR membrane domestic sewage treatment device of claim 1, wherein: the anaerobic tank (17) is internally provided with a filler plate (16), a grid (15) is arranged above the anaerobic tank (17), and the aerobic tank (2) is internally provided with an elastic filler (3).

5. The MBR membrane domestic sewage treatment device of claim 1, wherein: the upper portion of MBR membrane module (23) is connected with first water pump (8), first water pump (8) pass through the pipe connection with clean water reservoir (9), and the below of MBR membrane module (23) is connected with second water pump (22), second water pump (22) pass through the pipe connection with anaerobism pond (17).

6. The MBR membrane domestic sewage treatment device of claim 1, wherein: a first motor (21) is installed to one side of anaerobism pond (17), the output of first motor (21) is connected with stirring rake (20), one side of anaerobism pond (17) is provided with blow off pipe (18).