CN214654323U - MBR membrane bioreactor - Google Patents

MBR membrane bioreactor Download PDF

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Publication number
CN214654323U
CN214654323U CN202120586608.2U CN202120586608U CN214654323U CN 214654323 U CN214654323 U CN 214654323U CN 202120586608 U CN202120586608 U CN 202120586608U CN 214654323 U CN214654323 U CN 214654323U
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water inlet
tank
inlet tank
fixedly connected
opening
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CN202120586608.2U
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Chinese (zh)
Inventor
周俊
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Nanjing Junxing Jinhui Membrane Environmental Protection Technology Co ltd
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Nanjing Junxing Jinhui Membrane Environmental Protection Technology Co ltd
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Abstract

The utility model discloses a MBR membrane bioreactor, concretely relates to sewage treatment field, including the case of intaking, the fixed intercommunication in case left side of intaking has the inlet tube, sliding connection has filter screen frame about the incasement portion of intaking, it is equipped with opening four to intake case upper portion, be provided with the apron in the opening four, the inside swing joint of apron has screw one, the apron passes through screw threaded connection on case upper portion of intaking, the apron is corresponding with filter screen frame position, apron and the case junction fixedly connected with seal ring of intaking, intake a plurality of precipitators of the inside fixedly connected with in both sides around the case, and a plurality of the precipitators is the slope setting, wherein leftmost the precipitators is L shape, intake case right side fixedly connected with purifying box. The utility model discloses filter great pollutant before carrying out biological reaction, filter the back pollutant easily clean simultaneously, avoid the device to block up simple to use.

Description

MBR membrane bioreactor
Technical Field
The utility model relates to the technical field of sewage treatment, more specifically say, the utility model relates to a MBR membrane bioreactor.
Background
The membrane bioreactor is a novel state wastewater treatment system organically combining a membrane separation technology and a biological treatment technology. The membrane component replaces a secondary sedimentation tank at the tail end of the traditional biological treatment technology, the concentration of the high-activity sludge is kept in a bioreactor, the organic load of biological treatment is improved, the occupied area of a sewage treatment facility is reduced, and the excess sludge amount is reduced by keeping low sludge load. Active sludge and macromolecular organic matters in water are intercepted mainly by utilizing membrane separation equipment.
The membrane bioreactor can retain microorganisms with longer generation period due to effective interception, can realize deep purification of sewage, simultaneously nitrifying bacteria can be fully propagated in the system, has obvious nitrification effect, and provides possibility for deep phosphorus and nitrogen removal.
At present, when the membrane bioreactor is used for sewage treatment, the sewage is lack of sufficient pretreatment, so that a large amount of solid pollutants are mixed in the sewage, the blockage of a treatment device is caused when the membrane bioreactor is used for the sewage treatment, the left solid pollutants are inconvenient to clean, the service life of the device is shortened, and the use efficiency of the device is also influenced to a certain extent.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defects of the prior art, embodiments of the present invention provide an MBR membrane bioreactor to solve the above-mentioned problems in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: an MBR membrane bioreactor comprises a water inlet tank, wherein the left side of the water inlet tank is fixedly communicated with a water inlet pipe, the inside of the water inlet tank is vertically connected with a filter screen frame in a sliding manner, the upper part of the water inlet tank is provided with a fourth opening, the fourth opening is internally provided with a cover plate, the inner part of the cover plate is movably connected with a first screw, the cover plate is connected with the upper part of the water inlet tank through the first screw in a threaded manner, the cover plate corresponds to the filter screen frame in position, a sealing gasket is fixedly connected with the joint of the cover plate and the water inlet tank, a plurality of settling plates are fixedly connected with the inner parts of the front side and the rear side of the water inlet tank, and are obliquely arranged, wherein the settling plate at the leftmost side is L-shaped, the left side of the settling plate at the leftmost side is fixedly connected with the inner wall at the left side of the water inlet tank, the right side of the water inlet tank is fixedly connected with a purification tank, the lower part of the purification tank is fixedly provided with a plurality of aeration heads, and the right side of the purification tank is fixedly connected with a purification tank, the inside fixed mounting of reaction box has air cleaner, air cleaner right side fixedly connected with cavity ceramic membrane pipe, cavity ceramic membrane pipe right side fixedly connected with active carbon filter, reaction box right side fixedly connected with handles the case, handle case right side fixedly connected with drain pipe.
Furthermore, the lower portion of the water inlet tank is connected with a push-pull plate in a sliding mode, the front side of the push-pull plate is fixedly connected with a push-pull handle, the front side of the water inlet tank is provided with a cleaning plate, the interior of the cleaning plate is movably connected with a second screw, and the cleaning plate is connected to the front side of the water inlet tank through the second screw in a threaded mode.
Furthermore, the junction of the water inlet tank and the purification tank is provided with a first opening, the junction of the purification tank and the reaction tank is provided with a second opening, and the first opening and the second opening are internally and fixedly provided with circulating pumps.
Furthermore, the junction of the reaction box and the treatment box is provided with a third opening, a backwashing pump is fixedly mounted inside the third opening, a transparent glass plate is fixedly mounted on the upper portion of the treatment box, a mounting frame is fixedly mounted on the upper portion of the treatment box, and a plurality of ultraviolet disinfection lamps are fixedly mounted inside the mounting frame.
Furthermore, the height of the water inlet tank, the height of the purification tank, the height of the reaction tank and the height of the treatment tank are reduced in sequence.
Furthermore, a flow limiting valve is fixedly installed inside the drain pipe.
Furthermore, the upper portion of the purification box is fixedly communicated with a feed pipe, and the upper portion of the feed pipe is in threaded connection with a screw cap.
The utility model discloses a technological effect and advantage:
the device is simple to use, sewage which needs to be purified is guided in through a water inlet pipe during use, after the sewage enters the water inlet tank, the sewage firstly passes through a filter screen frame, the filter screen frame carries out basic filtration on larger particles and pollutants and is intercepted on one side of the filter screen frame, then the sewage flows in the water inlet tank, during flowing, silt and solid pollutants with higher density sink and finally precipitate among a plurality of precipitation plates, the precipitation plates which are obliquely arranged prevent the precipitates from being rolled up by water flow again, after the device is used for a period of time, the internal structure of the reaction tank can be backwashed through a backwash pump, a screw I is screwed, a cover plate can be quickly disassembled, the sliding filter screen frame is removed, the larger filtered solid pollutants are cleaned, a screw II is screwed, the cleaning plate can be removed, the push-pull plate is driven to move by pulling the push-pull handle, and when the push-pull plate moves, the deposited pollutants are pushed out from the water inlet tank for quick cleaning.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a vertical view of the water tank of the utility model.
Fig. 3 is the side-view enlarged schematic structure diagram of the water inlet tank of the utility model.
Fig. 4 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention.
The reference signs are: 1. a water inlet tank; 2. a water inlet pipe; 3. a screen frame; 4. a cover plate; 5. a first screw; 6. a settling plate; 7. a purification box; 8. an aeration head; 9. a reaction box; 10. an air cleaner; 11. a hollow ceramic membrane tube; 12. an activated carbon filter; 13. a treatment tank; 14. a drain pipe; 15. a push-pull plate; 16. a push-pull handle; 17. cleaning the plate; 18. a second screw; 19. a sealing gasket; 20. a circulation pump; 21. a backwash pump; 22. a transparent glass plate; 23. a mounting frame; 24. an ultraviolet disinfection lamp; 25. a flow-limiting valve; 26. a feed tube; 27. and (4) a nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in attached figures 1-4, the MBR membrane bioreactor comprises a water inlet tank 1, a water inlet pipe 2 is fixedly communicated with the left side of the water inlet tank 1, a filter screen frame 3 is connected inside the water inlet tank 1 in a vertical sliding manner, the upper part of the water inlet tank 1 is provided with a fourth opening, a cover plate 4 is arranged in the fourth opening, a screw I5 is movably connected inside the cover plate 4, the cover plate 4 is connected to the upper part of the water inlet tank 1 through the screw I5 by screw threads, the cover plate 4 corresponds to the filter screen frame 3 in position, a sealing washer 19 is fixedly connected at the joint of the cover plate 4 and the water inlet tank 1, a plurality of precipitation plates 6 are fixedly connected inside the front side and the rear side of the water inlet tank 1, the plurality of precipitation plates 6 are arranged in an inclined manner, wherein the leftmost precipitation plate 6 is L-shaped, the left side of the leftmost precipitation plate 6 is fixedly connected to the inner wall of the left side of the water inlet tank 1, the right side of the water inlet tank 1 is fixedly connected with a purification tank 7, and the lower part of the purification tank 7 is fixedly provided with a plurality of aeration heads 8, the right side of the purifying box 7 is fixedly connected with a reaction box 9, an air filter 10 is fixedly arranged in the reaction box 9, the right side of the air filter 10 is fixedly connected with a hollow ceramic membrane tube 11, the right side of the hollow ceramic membrane tube 11 is fixedly connected with an activated carbon filter 12, the right side of the reaction box 9 is fixedly connected with a processing box 13, the right side of the processing box 13 is fixedly connected with a drain pipe 14, so that when in use, sewage to be purified is led in through a water inlet tube 2, after the sewage enters the water inlet box 1, the sewage firstly passes through a filter screen frame 3, the filter screen frame 3 carries out basic filtration on larger particles and pollutants and is intercepted on one side of the filter screen frame 3, then the sewage flows in the water inlet box 1, when in flowing, silt and solid pollutants with higher density sink and finally precipitate among a plurality of precipitation plates 6, the precipitation plates 6 which are obliquely arranged avoid the precipitate from being rolled up again by water flow, inside sewage got into purifying box 7 afterwards, aeration head 8 aerates, sewage gets into reaction box 9 afterwards, pass through air cleaner 10 in proper order in reaction box 9, hollow ceramic membrane pipe 11 and active carbon filter 12, purify in proper order and clean, after the purification is accomplished, get into and handle inside the case 13, the water after the purification passes through drain pipe 14 and discharges, twist screw one 5, but quick dismantlement apron 4, get rid of gliding filter screen frame 3, clean filterable great solid pollutant.
In a preferred embodiment, a push-pull plate 15 is slidably connected to the lower portion of the water inlet tank 1, a push-pull handle 16 is fixedly connected to the front side of the push-pull plate 15, a cleaning plate 17 is arranged on the front side of the water inlet tank 1, a second screw 18 is movably connected to the interior of the cleaning plate 17, the cleaning plate 17 is in threaded connection with the front side of the water inlet tank 1 through the second screw 18 so as to be screwed, the cleaning plate 17 can be removed, the push-pull plate 15 is driven to move by pulling the push-pull handle 16, and deposited pollutants are pushed out of the water inlet tank for quick cleaning when the push-pull plate 15 moves.
In a preferred embodiment, a first opening is arranged at the joint of the water inlet tank 1 and the purification tank 7, a second opening is arranged at the joint of the purification tank 7 and the reaction tank 9, and a circulating pump 20 is fixedly arranged inside the first opening and the second opening, so as to drive the sewage to flow and perform purification treatment.
In a preferred embodiment, the junction of the reaction box 9 and the treatment box 13 is provided with a third opening, a backwashing pump 21 is fixedly installed inside the third opening, a transparent glass plate 22 is fixedly installed on the upper portion of the treatment box 13, a mounting frame 23 is fixedly installed on the upper portion of the treatment box 13, and a plurality of ultraviolet disinfection lamps 24 are fixedly installed inside the mounting frame 23, so that after the reaction box 9 is used for a period of time, backwashing can be carried out on the internal structure of the reaction box 9 through the backwashing pump 21, sewage enters the treatment box 13, and the ultraviolet disinfection lamps 24 on the upper portion of the treatment box 13 are irradiated by ultraviolet rays to carry out last disinfection and purification.
In a preferred embodiment, the heights of the water inlet tank 1, the purification tank 7, the reaction tank 9 and the treatment tank 13 are sequentially lowered so as to control the water level in the entire apparatus by controlling the water level of the treatment tank 13.
In a preferred embodiment, a flow restriction valve 25 is fixedly installed inside the drain pipe 14 so that the speed of the water discharge can be controlled by the flow restriction valve 25 when the water is discharged, and the water level in the entire apparatus can be controlled by the flow restriction valve 25 since the horizontal position of the treatment tank 13 is the lowest.
In a preferred embodiment, a feed pipe 26 is fixedly connected to the upper portion of the purification box 7, and a screw cap 27 is screwed to the upper portion of the feed pipe 26, so that a purification article can be added through the feed pipe 26 to assist in purifying the sewage.
The utility model discloses the theory of operation: when the device is used, sewage to be purified is guided in through the water inlet pipe 2, after the sewage enters the water inlet tank 1, the sewage firstly passes through the filter screen frame 3, the filter screen frame 3 basically filters larger particles and pollutants and is intercepted on one side of the filter screen frame 3, then the sewage flows in the water inlet tank 1, when the sewage flows, the silt and the solid pollutants with higher density sink and finally precipitate among the plurality of precipitation plates 6, the precipitation plates 6 which are obliquely arranged prevent the precipitates from being rolled up again by water flow, then the sewage enters the purifying tank 7, and purifying articles can be added through the feed pipe 26 to help the sewage to be purified, meanwhile, the aeration head 8 aerates, then the sewage enters the reaction tank 9 under the action of the circulating pump 20, and the sewage sequentially passes through the air filter 10, the hollow ceramic membrane pipe 11 and the active carbon filter 12 in the reaction tank 9 to be purified and cleaned, after purification is finished, the water enters the inside of the treatment box 13, the ultraviolet disinfection lamp 24 on the upper portion of the treatment box 13 is irradiated by ultraviolet rays to carry out last disinfection and purification, the purified water is discharged through the water discharge pipe 14, during water discharge, the water discharge speed can be controlled through the flow limiting valve 25, the water level in the whole device can be controlled through the flow limiting valve 25 because the horizontal position of the treatment box 13 is the lowest, after the device is used for a period of time, the internal structure of the reaction box 9 can be backwashed through the backwash pump 21, the first screw 5 is screwed, the cover plate 4 can be rapidly detached, the sliding filter screen frame 3 is removed, the larger solid pollutants are filtered, the second screw 18 is screwed, the cleaning plate 17 can be taken down, the push-pull handle 16 is pulled to drive the push-pull plate 15 to move, and when the push-pull plate 15 moves, the deposited pollutants are pushed out from the water inlet box to be rapidly cleaned.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. An MBR membrane bioreactor, which comprises a water inlet tank (1) and is characterized in that: the water inlet tank (1) is fixedly communicated with a water inlet pipe (2) on the left side, the water inlet tank (1) is internally and vertically connected with a filter screen frame (3) in a sliding manner, the upper part of the water inlet tank (1) is provided with a fourth opening, the four openings are internally provided with cover plates (4), the cover plates (4) are internally and movably connected with screw I (5), the cover plates (4) are connected with the upper part of the water inlet tank (1) through screw I (5) in a threaded manner, the cover plates (4) correspond to the filter screen frame (3) in position, the joint of the cover plates (4) and the water inlet tank (1) is fixedly connected with a sealing washer (19), a plurality of sedimentation plates (6) are fixedly connected with the inner parts of the front side and the rear side of the water inlet tank (1) and are obliquely arranged, the sedimentation plates (6) on the leftmost side are L-shaped, the sedimentation plates (6) on the leftmost side are fixedly connected with the inner wall on the left side of the water inlet tank (1), intake case (1) right side fixedly connected with purifying box (7), purifying box (7) lower part fixed mounting has a plurality of aeration heads (8), purifying box (7) right side fixed connection has reaction box (9), the inside fixed mounting of reaction box (9) has air cleaner (10), air cleaner (10) right side fixedly connected with cavity ceramic membrane pipe (11), cavity ceramic membrane pipe (11) right side fixedly connected with activated carbon filter (12), case (13) are handled to reaction box (9) right side fixedly connected with, handle case (13) right side fixedly connected with drain pipe (14).
2. The MBR membrane bioreactor of claim 1, wherein: the cleaning device is characterized in that a push-pull plate (15) is connected to the lower portion of the water inlet tank (1) in a sliding mode, a push-pull handle (16) is fixedly connected to the front side of the push-pull plate (15), a cleaning plate (17) is arranged on the front side of the water inlet tank (1), a second screw (18) is movably connected to the inner portion of the cleaning plate (17), and the cleaning plate (17) is connected to the front side of the water inlet tank (1) through the second screw (18) in a threaded mode.
3. The MBR membrane bioreactor of claim 2, wherein: the water inlet tank is characterized in that a first opening is formed in the joint of the water inlet tank (1) and the purification tank (7), a second opening is formed in the joint of the purification tank (7) and the reaction tank (9), and a circulating pump (20) is fixedly arranged in the first opening and the second opening.
4. The MBR membrane bioreactor of claim 3, wherein: the reaction box (9) is equipped with opening three with handling case (13) junction, three inside fixed mounting of opening have backwash pump (21), it has clear glass board (22) to handle case (13) upper portion fixed mounting, it has mounting bracket (23) to handle case (13) upper portion fixed mounting, the inside fixed mounting of mounting bracket (23) has a plurality of ultraviolet ray disinfection lamp (24).
5. The MBR membrane bioreactor of claim 4, wherein: the height of the water inlet tank (1), the purification tank (7), the reaction tank (9) and the treatment tank (13) is reduced in sequence.
6. The MBR membrane bioreactor of claim 5, wherein: and a flow limiting valve (25) is fixedly arranged in the drainage pipe (14).
7. The MBR membrane bioreactor of claim 6, wherein: purifying box (7) upper portion fixed intercommunication has filling tube (26), filling tube (26) upper portion threaded connection has nut (27).
CN202120586608.2U 2021-03-23 2021-03-23 MBR membrane bioreactor Active CN214654323U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120586608.2U CN214654323U (en) 2021-03-23 2021-03-23 MBR membrane bioreactor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120586608.2U CN214654323U (en) 2021-03-23 2021-03-23 MBR membrane bioreactor

Publications (1)

Publication Number Publication Date
CN214654323U true CN214654323U (en) 2021-11-09

Family

ID=78455064

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120586608.2U Active CN214654323U (en) 2021-03-23 2021-03-23 MBR membrane bioreactor

Country Status (1)

Country Link
CN (1) CN214654323U (en)

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