CN219469822U

CN219469822U - Sewage treatment MBR bioreactor

Info

Publication number: CN219469822U
Application number: CN202320477543.7U
Authority: CN
Inventors: 王波; 郑冰锋
Original assignee: Weihai Jinshengyuan Environmental Protection Technology Co ltd
Current assignee: Weihai Jinshengyuan Environmental Protection Technology Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-08-04
Anticipated expiration: 2033-03-09

Abstract

The utility model discloses a sewage treatment MBR bioreactor, which belongs to the technical field of sewage treatment and comprises a reaction tank, wherein a filter membrane net assembly is fixedly connected to the middle part of the inner wall of the reaction tank, a water inlet valve port is communicated with one side of the reaction tank below the filter membrane net assembly, a cleaning mechanism is arranged in the reaction tank below the filter membrane net assembly, a sewage discharge valve port is communicated with the bottom of the reaction tank, a water outlet valve port is communicated with one side of the reaction tank above the filter membrane net assembly, a back flushing mechanism is arranged in the reaction tank above the filter membrane net assembly, an aeration mechanism is arranged on the inner wall of one side of the reaction tank above the filter membrane net assembly, and a biological agent inlet is communicated with the upper side of the reaction tank. According to the utility model, by arranging the cleaning mechanism and the back flushing mechanism, the automatic flushing and cleaning of the filter membrane net assembly can be realized, the labor is saved, the cleaning is convenient and timely, and the sewage treatment effect of the device is ensured.

Description

Sewage treatment MBR bioreactor

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment MBR bioreactor.

Background

The Membrane Bioreactor (MBR) in sewage treatment is a high-new sewage treatment technology which organically combines an ultra-micro filtration technology and an activated sludge process in a membrane separation technology, and mainly comprises a membrane component, a bioreactor and a material conveying part.

In a sewage treatment MBR membrane bioreactor (patent number: CN 212451046U), the device comprises a bottom plate, the top fixed mounting of bottom plate has first box, and the fixed intercommunication of one side of first box has the second box, one side fixed mounting of first box has the motor, and the one end of fixed mounting first (mixing) shaft on the output shaft of motor, the other end fixed mounting of first (mixing) shaft has first bevel gear, rotate in the second box and install the second (mixing) shaft, the fixed cover in the outside of second (mixing) shaft is equipped with second bevel gear, and the device can make sewage fully contact with the medicament, improves neutralization effect, can stir the medicament simultaneously, makes the medicament more even, simple structure, convenient to use, but the device does not possess the function of clearance to its inside each filter screen, need adopt the manual extraction to clear up the mode, and troublesome operation wastes manpower, influences the MBR to the treatment efficiency and the quality of sewage.

Disclosure of Invention

The utility model aims to provide a sewage treatment MBR bioreactor for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sewage treatment MBR bioreactor, includes the retort, the inner wall middle part fixedly connected with filter membrane net subassembly of retort is located filter membrane net subassembly below one side intercommunication of retort is equipped with into water valve port, is located filter membrane net subassembly below be equipped with clearance mechanism in the retort, the bottom intercommunication of retort is equipped with the blowdown valve port, is located filter membrane net subassembly top one side intercommunication of retort is equipped with out water valve port, is located filter membrane net subassembly top be equipped with back flush mechanism in the retort, be located filter membrane net subassembly top one side inner wall of retort is equipped with aeration mechanism, the upside intercommunication of retort is equipped with the bio-medicament import, the front side fixedly connected with control panel of retort, and clearance mechanism, back flush mechanism and aeration mechanism's one end respectively with control panel electric connection.

As still further aspects of the utility model: the cleaning mechanism comprises a first motor fixed on one side of the reaction tank, a main shaft end of the first motor penetrates through the reaction tank and is fixedly connected with a driving bevel gear, a supporting frame is fixedly connected to the inner wall of the reaction tank, a rotating rod is rotatably connected to the side wall of the supporting frame, a driven bevel gear is fixedly connected to the rotating rod and is in meshed connection with the driving bevel gear, a cleaning brush is fixedly connected to the upper end of the rotating rod, and the cleaning brush is propped against the lower side of the filter membrane net assembly.

As still further aspects of the utility model: the lower end of the rotating rod is fixedly connected with a spiral discharging rod, and the lower end of the spiral discharging rod extends into the sewage draining valve port.

As still further aspects of the utility model: the back flushing mechanism comprises a flushing pump fixed on the upper side of the reaction tank, one end of the flushing pump is communicated with the inside of the reaction tank through a water suction pipe, a water guide pipe is communicated with the other end of the flushing pump, the water guide pipe penetrates through the center of the upper side of the reaction tank and is rotationally connected with an L-shaped flushing pipe through a bearing sleeve, the upper side of the reaction tank is fixedly connected with a second motor, the main shaft end of the second motor extends into the reaction tank and is fixedly connected with a first gear, a second gear meshed with the first gear is fixedly connected onto the L-shaped flushing pipe, and flushing heads which are uniformly arranged are communicated with the lower side of the transverse straight end of the L-shaped flushing pipe.

As still further aspects of the utility model: the outer side wall of the L-shaped flushing pipe is fixedly connected with the inner wall of the through hole of the second gear in a welding mode.

As still further aspects of the utility model: the aeration mechanism comprises an aerator and an aeration pipe, wherein the aerator is fixed on the outer side of the reaction tank, the aeration pipe is fixed on the inner wall of the reaction tank, and the aeration pipe is connected with the aerator.

As still further aspects of the utility model: wherein, the bottom cross-section of retort is V type structure setting, and the front side lower part of retort is equipped with glass viewing aperture.

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

1. this sewage treatment MBR bioreactor through setting up aeration equipment, starts the work of aerator, carries out the aeration for the aeration pipe, can carry out the aeration to the water after filtering in the retort, improves the miscibility of water and biological medicament, improves purifying effect.

2. This sewage treatment MBR, through setting up clearance mechanism, start first motor work, drive initiative helical gear and rotate, because initiative helical gear and driven helical gear meshing, and then drive the bull stick and rotate, and then drive the cleaning brush and sweep the brush clearance along the filter face of filter membrane net subassembly, realize inside automatic clearance, use manpower sparingly, the clearance is convenient in time, guarantee sewage treatment efficiency.

3. This sewage treatment MBR, through setting up back flush mechanism, start the rinsing pump work, with the clear water suction in the retort by the drinking-water pipe, guide into L shape flushing pipe by the water pipe again, carry out the spray rinsing to the filter membrane net subassembly through the flushing head and wash, realize the back flush clearance to the filter membrane net subassembly, simultaneously, start second motor work, because first gear and second gear engagement, and then drive L shape flushing pipe rotation, can realize the comprehensive washing to the filter membrane net subassembly, the clearance is convenient, guarantee filter effect.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram showing a sectional structure of a reaction tank in front view in the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is an enlarged view of the structure of fig. 2B according to the present utility model.

The correspondence between the reference numerals and the component names in the drawings is as follows:

1. a reaction tank; 2. a filter membrane net assembly; 3. a water inlet valve port; 4. a sewage discharge valve port; 5. a water outlet valve port; 6. a biological agent inlet; 7. a control panel; 8. a first motor; 9. a driving helical gear; 10. a support frame; 11. a rotating rod; 12. driven helical gears; 13. cleaning brushes; 14. a spiral discharging rod; 15. a flushing pump; 16. a water pumping pipe; 17. a water conduit; 18. an L-shaped flushing pipe; 19. a second motor; 20. a first gear; 21. a second gear; 22. a flushing head; 23. an aerator; 24. an aeration pipe; 25. a glass viewing port.

Detailed Description

Referring to fig. 1-4, in the embodiment of the utility model, a sewage treatment MBR bioreactor comprises a reaction tank 1, a filter membrane net assembly 2 is fixedly connected to the middle part of the inner wall of the reaction tank 1, the filter membrane net assembly 2 comprises a steel wire filter net, and the upper side of the steel wire filter net is fixedly connected with an MBR membrane filter net, which is in the prior art, a water inlet valve port 3 is communicated with one side of the reaction tank 1 below the filter membrane net assembly 2, a sewage pipe is connected, a cleaning mechanism is arranged in the reaction tank 1 below the filter membrane net assembly 2, a sewage draining valve port 4 is communicated with the bottom of the reaction tank 1, filtered impurities are discharged, a water outlet valve port 5 is communicated with one side of the reaction tank 1 above the filter membrane net assembly 2, purified water after the treatment is discharged, a back flushing mechanism is arranged in the reaction tank 1 above the filter membrane net assembly 2, an aeration mechanism is arranged on the inner wall of one side of the reaction tank 1 above the filter membrane net assembly 2, a biological agent inlet 6 is arranged in the upper side of the reaction tank 1, a biological agent is added, a chemical reaction is performed with the sewage is connected with a control panel 7, and one end of the cleaning mechanism, the back flushing mechanism and the aeration mechanism are respectively connected with the control panel 7, and the electric connection is convenient.

As shown in fig. 2 and 3: the cleaning mechanism comprises a first motor 8 fixed on one side of the reaction tank 1, a spindle end of the first motor 8 penetrates through the reaction tank 1 and is fixedly connected with a driving bevel gear 9, the inner wall of the reaction tank 1 is fixedly connected with a supporting frame 10, the side wall of the supporting frame 10 is rotationally connected with a rotating rod 11 which is vertically arranged, the rotating rod 11 is fixedly connected with a driven bevel gear 12 which is meshed with the driving bevel gear 9, the upper end of the rotating rod 11 is fixedly connected with a cleaning brush 13, the cleaning brush 13 is propped against the lower side of the filter membrane net assembly 2, the first motor 8 is started to work, the driving bevel gear 9 is driven to rotate, and the driving bevel gear 9 is meshed with the driven bevel gear 12 to further drive the rotating rod 11 to rotate so as to drive the cleaning brush 13 to clean the filter surface of the filter membrane net assembly 2 in a sweeping mode, so that automatic cleaning is achieved, manpower is saved, cleaning is convenient and time is guaranteed, and sewage treatment efficiency is guaranteed.

As shown in fig. 2: the lower extreme fixedly connected with spiral row material pole 14 of bull stick 11, and the lower extreme of spiral row material pole 14 extends to in the blowdown valve port 4, and during the blowdown, drive spiral row material pole 14 rotation when bull stick 11 rotates, the blowdown is more stable, prevents to block up.

As shown in fig. 2 and 4: the back flushing mechanism comprises a flushing pump 15 fixed on the upper side of the reaction tank 1, one end of the flushing pump 15 is communicated with the inside of the reaction tank 1 through a water suction pipe 16, the other end of the flushing pump 15 is communicated with a water guide pipe 17, the water guide pipe 17 penetrates through the center of the upper side of the reaction tank 1 and is rotationally connected with an L-shaped flushing pipe 18 through a bearing sleeve, the upper side of the reaction tank 1 is fixedly connected with a second motor 19, the spindle end of the second motor 19 extends into the reaction tank 1 and is fixedly connected with a first gear 20, the L-shaped flushing pipe 18 is fixedly connected with a second gear 21 which is meshed and connected with the first gear 20, the lower side of the transverse straight end of the L-shaped flushing pipe 18 is communicated with a flushing head 22 which is uniformly arranged, when the filter membrane net assembly 2 is required to be back flushed, the flushing pump 15 is started, the water guide pipe 17 is led into the L-shaped flushing pipe 18, the filter membrane net assembly 2 is washed through the flushing head 22, the filter membrane net assembly 2 is cleaned by back flushing, and simultaneously, the second motor 19 is started, the first gear 20 is meshed with the first gear 20, the filter membrane net assembly 2 is driven by the flushing head 18, and the filter net assembly is completely cleaned by the water, and the filter net assembly is completely cleaned.

As shown in fig. 4: the outer side wall of the L-shaped flushing pipe 18 is fixedly connected with the inner wall of the through hole of the second gear 21 in a welding mode, and the connection is firm.

As shown in fig. 2: the aeration mechanism comprises an aerator 23 and an aeration pipe 24, the aerator 23 is fixed on the outer side of the reaction tank 1, the aeration pipe 24 is fixed on the inner wall of the reaction tank 1, the aeration pipe 24 is connected with the aerator 23, the aerator 23 is started to work, the aeration pipe 24 is aerated, the filtered water in the reaction tank 1 can be aerated, the mixing property of the water and biological agents is improved, and the purification effect is improved.

As shown in fig. 1: the bottom cross-section of retort 1 is V type structure setting, and the blowdown of being convenient for is thorough, and the front side lower part of retort 1 is equipped with glass viewing aperture 25, observable mud.

Working principle: when the device is used for treating sewage, the sewage is injected into the reaction tank 1 through the water inlet valve port 3, the sewage rises, impurities can be filtered out through the filter membrane net assembly 2, the filtered water rises, then a biological agent is added into the biological agent inlet 6 for chemical reaction, the purification effect of the water is achieved, meanwhile, the aerator 23 is started to work, the aeration pipe 24 is aerated, the filtered water in the reaction tank 1 can be aerated, the mixing property of the water and the biological agent is improved, and the purification effect is improved;

when the filter membrane net assembly 2 needs to be cleaned, firstly, the first motor 8 is started to work to drive the driving bevel gear 9 to rotate, and the driving bevel gear 9 is meshed with the driven bevel gear 12 to drive the rotating rod 11 to rotate, so that the cleaning brush 13 is driven to clean the filter surface of the filter membrane net assembly 2, the inside is automatically cleaned, the labor is saved, the cleaning is convenient and timely, and the sewage treatment efficiency is guaranteed; simultaneously, start the rinsing pump 15 work, the clear water in the retort 1 is sucked out by the drinking-water pipe 16, guide into L shape wash pipe 18 by aqueduct 17 again, carry out the spray rinsing to filter membrane net subassembly 2 through the flushing head 22, realize the back flush clearance to filter membrane net subassembly 2, simultaneously, start second motor 19 work, because first gear 20 and second gear 21 meshing, and then drive L shape wash pipe 18 rotation, can realize the comprehensive washing to filter membrane net subassembly, the clearance is convenient, ensure the filter effect, secondly, when the bull stick 11 rotates, drive spiral discharge pole 14 and rotate, the blowdown is more stable, prevent the jam.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a sewage treatment MBR bioreactor, includes retort (1), its characterized in that, the inner wall middle part fixedly connected with filter membrane net subassembly (2) of retort (1), be located filter membrane net subassembly (2) below one side intercommunication of retort (1) is equipped with into water valve port (3), is located filter membrane net subassembly (2) below be equipped with clearance mechanism in retort (1), the bottom intercommunication of retort (1) is equipped with blowdown valve port (4), is located filter membrane net subassembly (2) top one side intercommunication of retort (1) is equipped with out water valve port (5), is located filter membrane net subassembly (2) top be equipped with back flush mechanism in retort (1), be located filter membrane net subassembly (2) top one side inner wall of retort (1) is equipped with aeration mechanism, the upside intercommunication of retort (1) is equipped with biological agent import (6), the front side fixedly connected with control panel (7) of retort (1), and the one end of clearance mechanism, back flush mechanism and aeration mechanism respectively with control panel (7) electric connection.

2. The sewage treatment MBR bioreactor of claim 1, wherein the cleaning mechanism comprises a first motor (8) fixed on one side of the reaction tank (1), a main shaft end of the first motor (8) penetrates through and extends into the reaction tank (1) and is fixedly connected with a driving bevel gear (9), the inner wall of the reaction tank (1) is fixedly connected with a supporting frame (10), the side wall of the supporting frame (10) is rotationally connected with a vertically arranged rotating rod (11), a driven bevel gear (12) meshed with the driving bevel gear (9) is fixedly connected on the rotating rod (11), a cleaning brush (13) is fixedly connected with the upper end of the rotating rod (11), and the cleaning brush (13) is propped against the lower side of the filter membrane net assembly (2).

3. A sewage treatment MBR bioreactor according to claim 2, characterized in that the lower end of the rotating rod (11) is fixedly connected with a spiral discharging rod (14), and the lower end of the spiral discharging rod (14) extends into the sewage draining valve port (4).

4. The sewage treatment MBR bioreactor according to claim 1, wherein the back flushing mechanism comprises a flushing pump (15) fixed on the upper side of the reaction tank (1), one end of the flushing pump (15) is communicated with the interior of the reaction tank (1) through a water suction pipe (16), the other end of the flushing pump (15) is communicated with a water guide pipe (17), the water guide pipe (17) penetrates through the center of the upper side of the reaction tank (1) and is rotationally connected with an L-shaped flushing pipe (18) through a bearing sleeve, the upper side of the reaction tank (1) is fixedly connected with a second motor (19), the main shaft end of the second motor (19) extends into the reaction tank (1) and is fixedly connected with a first gear (20), a second gear (21) in meshed connection with the first gear (20) is fixedly connected on the L-shaped flushing pipe (18), and flushing heads (22) which are uniformly arranged are communicated with the lower side of the transverse straight end of the L-shaped flushing pipe (18).

5. The MBR bioreactor for sewage treatment according to claim 4, wherein the outer side wall of the L-shaped flushing pipe (18) is fixedly connected with the inner wall of the through hole of the second gear (21) in a welding manner.

6. A sewage treatment MBR bioreactor according to claim 1, characterized in that the aeration mechanism comprises an aerator (23) and an aeration pipe (24), the aerator (23) is fixed on the outer side of the reaction tank (1), the aeration pipe (24) is fixed on the inner wall of the reaction tank (1), and the aeration pipe (24) is connected with the aerator (23).

7. A sewage treatment MBR bioreactor as claimed in claim 1, characterized in that the bottom section of the reaction tank (1) is arranged in a V-shaped structure, and the front lower part of the reaction tank (1) is provided with a glass viewing port (25).