CN211111587U - Sewage treatment plant based on MBR effluent water sump - Google Patents
Sewage treatment plant based on MBR effluent water sump Download PDFInfo
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- CN211111587U CN211111587U CN201921792309.3U CN201921792309U CN211111587U CN 211111587 U CN211111587 U CN 211111587U CN 201921792309 U CN201921792309 U CN 201921792309U CN 211111587 U CN211111587 U CN 211111587U
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Abstract
The utility model belongs to the technical field of sewage treatment device, especially, be a sewage treatment plant based on MBR effluent water sump, including the equalizing basin, equalizing basin one side is equipped with the MBR pond, MBR pond one side is equipped with the disinfection pond, the equalizing basin passes through water delivery mechanism with MBR pond top and is connected, the MBR pond also is connected through water delivery mechanism with the top in disinfection pond, an equalizing basin lateral wall fixedly connected with water inlet, the water inlet downside is equipped with the blowdown sleeve pipe, and the bottom lateral wall fixed connection of blowdown sleeve pipe and equalizing basin, be equipped with mud backflow mechanism between equalizing basin and the MBR pond, be equipped with showy mechanism in the MBR pond, be equipped with the (mixing) shaft in the MBR pond, the (mixing) shaft is hollow structure, and evenly is equipped with a plurality of through-. The utility model discloses a set up air-blast mechanism, aeration board, (mixing) shaft, disinfection mechanism, can carry out disinfection treatment to sewage, the aeration effect is more, can make mud and water intensive mixing, convenient follow-up purification treatment.
Description
Technical Field
The utility model relates to a sewage treatment device technical field specifically is a sewage treatment plant based on MBR effluent water sump.
Background
The membrane bioreactor is abbreviated as MBR, and is a new technology developed at the end of the twentieth century. It is an organic combination of membrane separation technology and biotechnology. It is different from activated sludge process, and does not use a sedimentation tank to make solid-liquid separation, but uses microfiltration membrane separation technology to replace the sedimentation tank and conventional filtration unit of traditional activated sludge process, and makes the Hydraulic Retention Time (HRT) and sludge age (STR) completely separated. Therefore, the activated sludge has high-efficiency solid-liquid separation performance, and simultaneously utilizes the characteristics of the membrane to ensure that the activated sludge does not run off along with the effluent, and the activated sludge with ultrahigh concentration is formed in the biochemical pool to completely decompose pollutants, so the effluent quality is good and stable, the effluent bacteria, suspended matters and turbidity are close to zero, biological pollutants such as fecal coliform bacteria and the like can be intercepted, and the effluent after treatment can be directly recycled.
At present, sewage treatment plant among the prior art, aeration effect in MBR sewage tank is not good, can not make water and mud intensive mixing moreover, influences subsequent purifying effect, and sewage treatment plant among the prior art can not handle the pollutant in the sewage completely moreover, can not carry out fine disinfection simultaneously.
There are the following problems:
1. at present, the sewage treatment device in the prior art has poor aeration effect in an MBR sewage tank, and can not fully mix water and sludge to influence the subsequent purification effect.
2. At present, the sewage treatment device in the prior art can not completely treat pollutants in sewage, the treated sewage still contains impurities, and the disinfection effect in the prior art is poor.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a sewage treatment plant based on MBR effluent water sump has solved aeration effect in the MBR effluent water sump not good, can not make water and mud carry out intensive mixing in order to influence subsequent purification and can not carry out disinfection's problem to the sewage after purifying.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a sewage treatment device based on an MBR sewage tank comprises an adjusting tank, wherein an MBR tank is arranged on one side of the adjusting tank, a disinfection tank is arranged on one side of the MBR tank, the adjusting tank is connected with the top end of the MBR tank through a water conveying mechanism, the MBR tank is also connected with the top end of the disinfection tank through the water conveying mechanism, a water inlet is fixedly connected with one side wall of the adjusting tank, a sewage discharge sleeve is arranged on the lower side of the water inlet and is fixedly connected with the bottom side wall of the adjusting tank, a sludge backflow mechanism is arranged between the adjusting tank and the MBR tank, a floating mechanism is arranged in the MBR tank, a stirring shaft is arranged in the MBR tank, the stirring shaft is of a hollow structure, a plurality of through holes are uniformly arranged on the stirring shaft, stirring paddles are fixedly connected on the stirring shaft, bearings are rotatably connected at two ends of the stirring shaft, the side walls of the bearings are, fixedly connected with motor in the mount, the drive end of motor run through the MBR pond and with the coaxial fixed connection of (mixing) shaft, MBR bottom of the pool end fixedly connected with aeration board, and evenly be equipped with a plurality of aeration holes on the aeration board, MBR pond one side is equipped with air blast mechanism, aeration board up end fixedly connected with MBR membrane module, be equipped with disinfection mechanism in the disinfection pond, and one side lateral wall bottom fixedly connected with delivery port of disinfection pond.
As a preferred technical scheme of the utility model, water delivery mechanism includes first raceway, water pump and second raceway, first raceway one end run through the top in MBR pond and with MBR pond fixed connection, and the first raceway other end and water pump fixed connection, first raceway one side fixedly connected with second raceway is kept away from to the water pump, and second raceway and disinfection pond fixed connection.
As a preferred technical scheme of the utility model, mud backward flow mechanism includes first backward flow pipe, check valve, dredge pump and second backward flow, the bottom fixed connection of first backward flow pipe one end and equalizing basin, and the other end fixedly connected with dredge pump of first backward flow pipe, first backward flow pipe one side fixedly connected with second backward flow is kept away from to the dredge pump, and the bottom fixed connection in second backward flow one end and MBR pond, fixedly connected with check valve on the first backward flow pipe.
As a preferred technical scheme of the utility model, the air-blast mechanism includes first gas-supply pipe, two-way air-blower and second gas-supply pipe, the two-way air-blower of MBR pond one side lateral wall fixedly connected with, the first gas-supply pipe of two-way air-blower up end fixedly connected with, and first gas-supply pipe one end run through the MBR pond and with (mixing) shaft fixed connection, terminal surface fixedly connected with second gas-supply pipe under the two-way air-blower, and second gas-supply pipe one end run through the MBR pond and with aeration board fixed connection.
As an optimal technical scheme of the utility model, floating mechanism includes movable plate, connecting rod and showy filler block, be equipped with the movable plate in the MBR pond, and movable plate and MBR pond inner wall sliding seal are connected, the movable plate downside is equipped with a plurality of showy filler blocks, and is a plurality of showy filler block passes through connecting rod and movable plate fixed connection.
As the utility model discloses a preferred technical scheme, disinfection mechanism includes ozone generator, connecting pipe and shower nozzle, disinfection pond up end fixedly connected with ozone generator, ozone generator output end fixedly connected with connecting pipe, connecting pipe one end runs through disinfection pond and fixedly connected with shower nozzle.
As a preferred technical scheme of the utility model, disinfection pond inner wall one side fixedly connected with ultraviolet lamp, disinfection pond inner chamber diapire fixedly connected with guide plate, and the guide plate is close to delivery port one and serves up end fixedly connected with filter screen, the top of filter screen and the inner chamber roof fixed connection in disinfection pond.
(III) advantageous effects
Compared with the prior art, the utility model provides a sewage treatment plant based on MBR effluent water sump possesses following beneficial effect:
1. this sewage treatment plant based on MBR effluent water sump, through setting up air-blast mechanism, aeration plate, (mixing) shaft and the stirring rake that has the through-hole, the aeration effect is better, can make mud and water carry out abundant mixture, and subsequent purifying effect is better.
2. This sewage treatment plant based on MBR effluent water sump through setting up degassing unit, filter screen and ultraviolet lamp, can carry out disinfection to the sewage after filtering, can filter sewage once more, makes sewage treatment's effect better.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the appearance structure of the present invention;
fig. 3 is an enlarged view of the position a of the present invention.
In the figure: 1. a regulating tank; 2. an MBR tank; 3. a disinfection tank; 4. a water delivery mechanism; 5. a water inlet; 6. a sewage draining casing pipe; 7. a sludge reflux mechanism; 8. a first return pipe; 9. a one-way valve; 10. a sewage pump; 11. a blower mechanism; 12. a second return pipe; 13. an aeration plate; 14. an aeration hole; 15. an MBR membrane module; 16. moving the plate; 17. a connecting rod; 18. floating the filler blocks; 19. a floating mechanism; 20. a stirring paddle; 21. a stirring shaft; 22. a through hole; 23. a bearing; 24. a first water delivery pipe; 25. a water pump; 26. a second water delivery pipe; 27. a connecting pipe; 28. an ozone generator; 29. a sterilizing mechanism; 30. an ultraviolet lamp; 31. a filter screen; 32. a spray head; 33. a water outlet; 34. a baffle; 35. a fixed mount; 36. a motor; 37. a first gas delivery pipe; 38. a bi-directional blower; 39. a second air delivery conduit.
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.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: a sewage treatment device based on an MBR sewage tank comprises an adjusting tank 1, wherein an MBR tank 2 is arranged on one side of the adjusting tank 1, a disinfection tank 3 is arranged on one side of the MBR tank 2, the adjusting tank 1 is connected with the top end of the MBR tank 2 through a water delivery mechanism 4, the top ends of the MBR tank 2 and the disinfection tank 3 are also connected through the water delivery mechanism 4, a water inlet 5 is fixedly connected with one side wall of the adjusting tank 1, a sewage discharge sleeve 6 is arranged on the lower side of the water inlet 5, the sewage discharge sleeve 6 is fixedly connected with the bottom side wall of the adjusting tank 1, a sludge backflow mechanism 7 is arranged between the adjusting tank 1 and the MBR tank 2, a floating mechanism 19 is arranged in the MBR tank 2, a stirring shaft 21 is arranged in the MBR tank 2, the stirring shaft 21 is of a hollow structure, a plurality of through holes 22 are uniformly arranged on the stirring shaft 21, a stirring paddle 20 is fixedly connected on the, fixed mounting has mount 35 on 2 one side lateral walls in MBR pond, fixedly connected with motor 36 in the mount 35, the drive end of motor 36 run through MBR pond 2 and with the coaxial fixed connection of (mixing) shaft 21, 2 bottom fixedly connected with aeration board 13 in MBR pond, and evenly be equipped with a plurality of aeration holes 14 on the aeration board 13, 2 one side in MBR pond is equipped with air-blast mechanism 11, aeration board 13 up end fixedly connected with MBR membrane module 15, be equipped with disinfection mechanism 29 in the disinfection pond 3, and one side lateral wall bottom fixedly connected with delivery port 33 of disinfection pond 3.
In this embodiment, equalizing basin 1 makes sewage deposit in equalizing basin 1, MBR pond 2 mainly carries out purification treatment to sewage, disinfection pond 3 disinfects and filtration treatment to the sewage after purifying, hollow (mixing) shaft 21 can ventilate, make the air current discharge from through-hole 22, strengthen the aeration effect, (mixing) shaft 21 makes stirring rake 20 rotate, thereby make the mud in the MBR pond 2 carry out abundant mixing with water and purify the operation with better, aeration plate 13 strengthens the aeration effect, it is better to make the aeration effect, air-blast mechanism 11 carries gas to (mixing) shaft 21 and aeration plate 13, disinfection mechanism 29 carries out disinfection treatment to the sewage after purifying.
Specifically, water conveyance mechanism 4 includes first raceway 24, water pump 25 and second raceway 26, and first raceway 24 one end run through MBR pond 2 the top and with MBR pond 2 fixed connection, and the first raceway 24 other end and water pump 25 fixed connection, and first raceway 24 one side fixedly connected with second raceway 26 is kept away from to water pump 25, and second raceway 26 and 3 fixed connection in disinfection pond.
In this embodiment, the sewage after the sedimentation of pump 25 will pass through equalizing basin 1 carries MBR pond 2 in through first raceway 24 and second raceway 26, and MBR pond 2 purifies sewage, and water pump 25 will pass through the sewage after MBR pond 2 purifies and disinfect and filtration treatment in first raceway 24 and second raceway 26 carry disinfection pond 3.
Specifically, mud return mechanism 7 includes first return pipe 8, check valve 9, dredge pump 10 and second return pipe 12, the bottom fixed connection of 8 one ends of first return pipe and equalizing basin 1, and the other end fixedly connected with dredge pump 10 of first return pipe 8, and first return pipe 8 one side fixedly connected with second return pipe 12 is kept away from to dredge pump 10, and the bottom fixed connection of 12 one ends of second return pipe and MBR pond 2, fixedly connected with check valve 9 on the first return pipe 8.
In this embodiment, the check valve 9 is opened, and the sludge deposited in the MBR tank 2 is transferred to the adjusting tank 1 through the first return pipe 8 and the second return pipe 12 by the sewage pump 10.
Specifically, the air blowing mechanism 11 includes first air supply pipe 37, two-way air-blower 38 and second air supply pipe 39, MBR pond 2 one side lateral wall fixedly connected with two-way air-blower 38, the first air supply pipe 37 of two-way air-blower 38 up end fixedly connected with, and first air supply pipe 37 one end run through MBR pond 2 and with (mixing) shaft 21 fixed connection, end fixedly connected with second air supply pipe 39 under two-way air-blower 38, and second air supply pipe 39 one end run through MBR pond 2 and with aeration plate 13 fixed connection.
In this embodiment, the bidirectional blower 38 delivers air to the stirring shaft 21 through the first air delivery pipe 37, so that the air flow is exposed from the through hole 22 on the stirring shaft 21, the bidirectional blower 38 delivers the air flow to the aeration plate 13 through the second air delivery pipe 39, and then the air flow is exposed through the aeration hole 14, and the aeration effect is enhanced by the combined action of the two.
Specifically, the floating mechanism 19 comprises a movable plate 16, a connecting rod 17 and floating filler blocks 18, the movable plate 16 is arranged in the MBR tank 2, the movable plate 16 is connected with the inner wall of the MBR tank 2 in a sliding and sealing manner, a plurality of floating filler blocks 18 are arranged on the lower side of the movable plate 16, and the floating filler blocks 18 are fixedly connected with the movable plate 16 through the connecting rod 17.
In this embodiment, the floating filler blocks 18 can be floated by the buoyancy of water when sewage is injected into the MBR tank 2, and the moving plate 16 is pushed to float.
Specifically, the disinfection mechanism 29 comprises an ozone generator 28, a connecting pipe 27 and a nozzle 32, the upper end surface of the disinfection tank 3 is fixedly connected with the ozone generator 28, the output end of the ozone generator 28 is fixedly connected with the connecting pipe 27, and one end of the connecting pipe 27 penetrates through the disinfection tank 3 and is fixedly connected with the nozzle 32.
In this embodiment, the ozone generator 28 delivers ozone to the nozzle 32 through the connection pipe 27, and then the ozone is sprayed out through the nozzle 32, so that the purified sewage can be disinfected.
Specifically, 3 inner wall one sides fixedly connected with ultraviolet lamp 30 in disinfection pond, 3 inner chamber diapire fixedly connected with guide plate 34 in disinfection pond, and guide plate 34 is close to delivery port 33 one end up end fixedly connected with filter screen 31, the top of filter screen 31 and the inner chamber roof fixed connection in disinfection pond 3.
In this embodiment, ultraviolet lamp 30 can be considered to disinfect the sewage after purifying, and filter screen 31 can filter the sewage after purifying once more, and guide plate 34 can accelerate the velocity of flow of water.
The motor 36 and the bidirectional blower 38 in the present embodiment are known technologies that have been disclosed and widely used in daily life.
The utility model discloses a theory of operation and use flow: when sewage is treated, firstly, sewage is injected into the regulating tank 1 from the water inlet 5, so that the sewage is precipitated in the regulating tank 1, the sewage precipitated in the regulating tank 1 is conveyed into the MBR tank 2 by the water pump 25 through the first water conveying pipe 24 and the second water conveying pipe 26, after the sewage is injected into the MBR tank 2, the floating filler block 18 is floated by the buoyancy of water, so that the moving plate 16 is floated, the driving motor 36 is driven to work, the stirring shaft 21 is driven to rotate by the driving end of the motor 36, the stirring paddle 20 is rotated by the rotation of the stirring shaft 21, so that sludge and water are fully mixed, meanwhile, the bidirectional blower 38 conducts gas conveying on the stirring shaft 21 through the first gas conveying pipe 37, so that gas flow is discharged from the through hole 22 on the stirring shaft 21, the bidirectional blower 38 conveys the gas flow to the aeration plate 13 through the second gas conveying pipe 39, and then exposes through the aeration hole 14, then the MBR component purifies the mixed sewage, the one-way valve 9 is opened, the sewage pump 10 is enabled to convey the sludge in the MBR tank 2 to the regulating tank 1, then the water pump 25 conveys the sewage purified by the MBR tank 2 to the disinfection tank 3 through the first water conveying pipe 24 and the second water conveying pipe 26, the ozone generator 28 is started to convey ozone to the spray head 32 through the connecting pipe 27, the ozone sprayed by the spray head 32 disinfects the purified sewage, the ultraviolet lamp 30 is turned on to be matched with the ozone for disinfection, and the purified and disinfected sewage is filtered by the filter screen 31 and then is discharged from the water outlet 33.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a sewage treatment plant based on MBR effluent water sump, includes equalizing basin (1), its characterized in that: an MBR tank (2) is arranged on one side of the adjusting tank (1), a disinfection tank (3) is arranged on one side of the MBR tank (2), the adjusting tank (1) is connected with the top end of the MBR tank (2) through a water conveying mechanism (4), the MBR tank (2) is also connected with the top end of the disinfection tank (3) through the water conveying mechanism (4), a water inlet (5) is fixedly connected with one side wall of the adjusting tank (1), a sewage discharge sleeve (6) is arranged on the lower side of the water inlet (5), the sewage discharge sleeve (6) is fixedly connected with the bottom side wall of the adjusting tank (1), a sludge backflow mechanism (7) is arranged between the adjusting tank (1) and the MBR tank (2), a floating mechanism (19) is arranged in the MBR tank (2), a stirring shaft (21) is arranged in the tank (2), the stirring shaft (21) is of a hollow structure, and a plurality of through holes (22) are, the stirring shaft (21) is fixedly connected with a stirring paddle (20), two ends of the stirring shaft (21) are rotatably connected with bearings (23), the side wall of the bearing (23) is fixedly connected with the inner wall of the MBR tank (2), a fixed frame (35) is fixedly arranged on the side wall of one side of the MBR tank (2), a motor (36) is fixedly connected in the fixing frame (35), the driving end of the motor (36) penetrates through the MBR tank (2) and is coaxially and fixedly connected with the stirring shaft (21), the bottom end of the MBR tank (2) is fixedly connected with an aeration plate (13), a plurality of aeration holes (14) are uniformly arranged on the aeration plate (13), one side of the MBR tank (2) is provided with a blast mechanism (11), the upper end surface of the aeration plate (13) is fixedly connected with an MBR membrane component (15), a disinfection mechanism (29) is arranged in the disinfection tank (3), and the bottom end of the side wall at one side of the disinfection tank (3) is fixedly connected with a water outlet (33).
2. The MBR-based wastewater treatment unit of claim 1, wherein: the water delivery mechanism (4) comprises a first water delivery pipe (24), a water pump (25) and a second water delivery pipe (26), one end of the first water delivery pipe (24) penetrates through the top end of the MBR tank (2) and is fixedly connected with the MBR tank (2), the other end of the first water delivery pipe (24) is fixedly connected with the water pump (25), the water pump (25) is far away from the second water delivery pipe (26) fixedly connected with one side of the first water delivery pipe (24), and the second water delivery pipe (26) is fixedly connected with the disinfection tank (3).
3. The MBR-based wastewater treatment unit of claim 1, wherein: sludge return mechanism (7) include first return pipe (8), check valve (9), dredge pump (10) and second return pipe (12), the bottom fixed connection of first return pipe (8) one end and equalizing basin (1), and the other end fixedly connected with dredge pump (10) of first return pipe (8), first return pipe (8) one side fixedly connected with second return pipe (12) are kept away from in dredge pump (10), and the bottom fixed connection in second return pipe (12) one end and MBR pond (2), fixedly connected with check valve (9) on first return pipe (8).
4. The MBR-based wastewater treatment unit of claim 1, wherein: air blast mechanism (11) include first air-supply pipe (37), two-way air-blower (38) and second air-supply pipe (39), MBR pond (2) one side lateral wall fixedly connected with two-way air-blower (38), the first air-supply pipe (37) of up end fixedly connected with on two-way air-blower (38), and first air-supply pipe (37) one end run through MBR pond (2) and with (mixing) shaft (21) fixed connection, end fixedly connected with second air-supply pipe (39) under two-way air-blower (38), and second air-supply pipe (39) one end run through MBR pond (2) and with aeration board (13) fixed connection.
5. The MBR-based wastewater treatment unit of claim 1, wherein: the floating mechanism (19) comprises a movable plate (16), a connecting rod (17) and floating filler blocks (18), the movable plate (16) is arranged in the MBR tank (2), the movable plate (16) is connected with the inner wall of the MBR tank (2) in a sliding and sealing mode, a plurality of floating filler blocks (18) are arranged on the lower side of the movable plate (16), and the floating filler blocks (18) are fixedly connected with the movable plate (16) through the connecting rod (17).
6. The MBR-based wastewater treatment unit of claim 1, wherein: the disinfection mechanism (29) comprises an ozone generator (28), a connecting pipe (27) and a spray head (32), the upper end face of the disinfection tank (3) is fixedly connected with the ozone generator (28), the output end of the ozone generator (28) is fixedly connected with the connecting pipe (27), and one end of the connecting pipe (27) penetrates through the disinfection tank (3) and is fixedly connected with the spray head (32).
7. The MBR-based wastewater treatment unit of claim 1, wherein: disinfection pond (3) inner wall one side fixedly connected with ultraviolet lamp (30), disinfection pond (3) inner chamber diapire fixedly connected with guide plate (34), and guide plate (34) are close to delivery port (33) one end up end fixedly connected with filter screen (31), the top of filter screen (31) and the inner chamber roof fixed connection in disinfection pond (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921792309.3U CN211111587U (en) | 2019-10-24 | 2019-10-24 | Sewage treatment plant based on MBR effluent water sump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921792309.3U CN211111587U (en) | 2019-10-24 | 2019-10-24 | Sewage treatment plant based on MBR effluent water sump |
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| CN211111587U true CN211111587U (en) | 2020-07-28 |
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| CN201921792309.3U Active CN211111587U (en) | 2019-10-24 | 2019-10-24 | Sewage treatment plant based on MBR effluent water sump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113929238A (en) * | 2021-11-26 | 2022-01-14 | 江苏省迅达探伤科技有限公司 | Fluorescence flaw detection waste liquid treatment device |
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2019
- 2019-10-24 CN CN201921792309.3U patent/CN211111587U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113929238A (en) * | 2021-11-26 | 2022-01-14 | 江苏省迅达探伤科技有限公司 | Fluorescence flaw detection waste liquid treatment device |
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Address after: 210000 Zhujianglu Road 2, Xuanwu District, Nanjing, Jiangsu, 2 Patentee after: Nanjing Qianfu Engineering Co.,Ltd. Address before: 210000 Zhujianglu Road 2, Xuanwu District, Nanjing, Jiangsu, 2 Patentee before: Nanjing Qianfu Environmental Engineering Co.,Ltd. |