CN214031881U - MBR and MBBR composite sewage treatment system based on flat ceramic membrane - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a MBR and MBBR composite sewage treatment system based on a flat ceramic membrane, which increases the full contact between air and suspended biological fillers, accelerates the mass transfer exchange of pollutants and oxygen in water, achieves the purpose of nitrogen and phosphorus removal, improves the efficiency of nitrogen and phosphorus removal and improves the practicability; including the aeration pipe, the first pivot of a plurality of groups and drive arrangement, be provided with the air jet of a plurality of groups on the aeration pipe, be provided with a plurality of groups of bosss on the aeration pipe, the first pivot of a plurality of groups rotates respectively and installs on a plurality of groups of bosss, all be provided with first stirring leaf in the first pivot of every group in order to be used for breaing up a plurality of groups of air jet spun bubbles, be provided with the intake pipe on the aeration pipe, the input of intake pipe and external air feeder's output intercommunication, drive arrangement installs in the aeration pipe in order to be used for along self axis rotation with the help of air feeder's the first pivot of air current drive a plurality of groups.

Description

MBR and MBBR composite sewage treatment system based on flat ceramic membrane

Technical Field

The utility model relates to a sewage treatment's technical field especially relates to a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane.

Background

The MBR and MBBR composite sewage treatment system of flat ceramic membrane is a common sewage treatment technology, after filtering sewage through flat ceramic membrane, the MBBR technology adopts suspended biological filler, contain a large amount of microorganisms in the suspended biological filler, utilize the microorganism to carry out nitrogen and phosphorus removal to sewage, accelerate eutrophic sewage treatment, need the participation of oxygen in the process of carrying out nitrogen and phosphorus removal to sewage at the microorganism, consequently, need carry out the aeration to sewage, the aeration equipment of current MBR and MBBR composite sewage treatment system based on flat ceramic membrane only supplies air to sewage simply, the air is difficult to the homodisperse in sewage, cause suspended biological filler to be difficult to fully contact with air, sewage, lead to denitrogenation dephosphorization inefficiency, the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an increase air and suspension biofilm carrier abundant contact for the mass transfer exchange of aquatic pollutant and oxygen reaches nitrogen and phosphorus removal's purpose, promotes nitrogen and phosphorus removal efficiency, improves the composite sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane of practicality.

The utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane, including aeration pipe, the first pivot of a plurality of groups and drive arrangement, be provided with the jet-propelled head of a plurality of groups on the aeration pipe, be provided with a plurality of groups boss, a plurality of groups first pivot is rotated respectively and is installed on a plurality of groups boss, every group all be provided with first stirring leaf in the first pivot in order to be used for breaing up a plurality of groups jet-propelled head spun bubbles, be provided with the intake pipe on the aeration pipe, the input of intake pipe and external air feeder's output intercommunication, drive arrangement installs in the aeration pipe in order to be used for along self axis rotation with the help of the first pivot of air feeder's air current drive a plurality of groups.

The utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane still is including handling case and dull and stereotyped ceramic membrane, the horizontal fixed mounting of dull and stereotyped ceramic membrane is in handling incasement portion to handle the case and divide into filter chamber and reacting chamber from top to bottom, the side of handling the case is provided with the inlet tube that is used for pouring into sewage into to the filter chamber, the rear end of handling the case is provided with the sealing door of the interior delay impurity of discharge filter chamber, the bottom of handling the case is provided with the drain pipe that is used for reacting chamber emission to handle back sewage, the horizontal fixed mounting of aeration pipe is in the reacting chamber.

The utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane, wherein drive arrangement includes second pivot, a plurality of groups initiative conical gear, a plurality of groups driven bevel gear and wind wheel, the second pivot is rotated and is installed in the aeration pipe to the axis of second pivot is parallel with the axis of aeration pipe, a plurality of groups the fixed cover of initiative conical gear is established in the second pivot, a plurality of groups driven bevel gear is fixed the cover respectively and is established in first pivot to a plurality of groups driven bevel gear respectively with a plurality of groups initiative conical gear meshing, the fixed cover of wind wheel is established in the second pivot to the wind wheel is located the output department of intake pipe.

The utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane still includes third pivot, a plurality of groups second stirring leaf and transmission, the third pivot is rotated and is installed in the reacting chamber to the third pivot is parallel with the aeration pipe axis, a plurality of groups the fixed cover of second stirring leaf is established in the third pivot, the second pivot is passed through transmission and is driven the third pivot and follow self axis rotation.

The utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane, transmission still includes first band pulley, second band pulley and driving belt, the one end of second pivot is sealed to be passed and to handle the case and stretch out to the external world, the same end of third pivot is sealed to be passed and is handled the case and stretch out to the external world, the one end that stretches out to the external world in the third pivot is established to first band pulley fixed cover, the fixed cover of second band pulley is established in the second pivot and is stretched out to the external one end, driving belt tensioning cover is established on first band pulley and second band pulley.

The utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane can also adopt the motor to drive the second pivot rotatory along self axis.

The utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane, the inside air flow direction of rotation axis perpendicular to intake pipe of wind wheel.

The utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane, the output of a plurality of groups jet-propelled head is vertical downwards.

Compared with the prior art, the beneficial effects of the utility model are that: communicate external air feeder and intake pipe, make the air get into to the aeration pipe inside by the intake pipe, it is rotatory along self axis respectively to make the air that flows drive the first pivot of a plurality of groups under drive arrangement's drive action, thereby it is rotatory to drive the first stirring leaf of a plurality of groups, make the first stirring leaf of a plurality of groups break up a plurality of groups of air jet spun bubbles, make the air disperse more in the reacting chamber sewage, increase air and suspension biofilm carrier abundant contact, accelerate the mass transfer exchange of aquatic pollutant and oxygen, reach the mesh of nitrogen and phosphorus removal, promote nitrogen and phosphorus removal efficiency, the high practicality.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is an enlarged schematic view of the structural connection of the driving bevel gear with the driven bevel gear;

FIG. 5 is an enlarged schematic view of the structural connection of the first pulley to a drive belt or the like;

in the drawings, the reference numbers: 1. a treatment tank; 2. a flat ceramic membrane; 3. a water inlet pipe; 4. a drain pipe; 5. a first rotating shaft; 6. an aeration pipe; 7. an air inlet pipe; 8. a gas showerhead; 9. a boss; 10. a first stirring blade; 11. a second rotating shaft; 12. a driving bevel gear; 13. a driven bevel gear; 14. a wind wheel; 15. a third rotating shaft; 16. a second stirring blade; 17. a transmission device; 18. a first pulley; 19. a second pulley; 20. a drive belt; 21. an electric motor.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 5, the utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane, including aeration pipe 6, a plurality of groups of first pivots 5 and drive arrangement, be provided with a plurality of groups of air nozzles 8 on aeration pipe 6, be provided with a plurality of groups of bosss 9 on aeration pipe 6, a plurality of groups of first pivots 5 rotate respectively to install on a plurality of groups of bosss 9, all be provided with first stirring leaf 10 on each group of first pivot 5 for scattering the bubble that a plurality of groups of air nozzles 8 spun, aeration pipe 6 is provided with intake pipe 7, the input of intake pipe 7 communicates with the output of external air feeder, drive arrangement installs in aeration pipe 6 for along self axis rotation with the help of air current drive a plurality of groups of first pivots 5 of air feeder; communicate external air feeder and intake pipe 7, make the air get into to 6 insides of aeration pipe by intake pipe 7, it is rotatory along self axis respectively to make the first pivot 5 of a plurality of groups of air drive under drive arrangement's drive action, thereby it is rotatory to drive the first stirring leaf 10 of a plurality of groups, make the first stirring leaf 10 of a plurality of groups break up a plurality of groups of 8 spun bubbles of air jet, make the air more disperse in the reacting chamber sewage, increase air and suspension biofilm carrier abundant contact, accelerate the mass transfer exchange of aquatic pollutant and oxygen, reach the purpose of nitrogen and phosphorus removal, promote nitrogen and phosphorus removal efficiency, and the practicability is improved.

Preferably, the device also comprises a treatment box 1 and a flat ceramic membrane 2, wherein the flat ceramic membrane 2 is horizontally and fixedly arranged in the treatment box 1, the treatment box 1 is divided into a filtering chamber and a reaction chamber from top to bottom, a water inlet pipe 3 for injecting sewage into the filtering chamber is arranged at the side end of the treatment box 1, a sealing door for discharging impurities remained in the filtering chamber is arranged at the rear end of the treatment box 1, a drain pipe 4 for discharging the treated sewage from the reaction chamber is arranged at the bottom of the treatment box 1, and an aeration pipe 6 is horizontally and fixedly arranged in the reaction chamber; pour into sewage into to handling 1 filter chamber of case by inlet tube 3 in, the sewage after 2 filters of dull and stereotyped ceramic membrane falls into to the reacting chamber inside under self action of gravity, and is rationally distributed, effectively utilizes the gravitational potential energy of sewage, improves the practicality.

Preferably, as for the above technical solution, the driving device includes a second rotating shaft 11, a plurality of sets of driving bevel gears 12, a plurality of sets of driven bevel gears 13 and a wind wheel 14, the second rotating shaft 11 is rotatably installed in the aeration pipe 6, an axis of the second rotating shaft 11 is parallel to an axis of the aeration pipe 6, the plurality of sets of driving bevel gears 12 are fixedly sleeved on the second rotating shaft 11, the plurality of sets of driven bevel gears 13 are respectively fixedly sleeved on the first rotating shaft 5, the plurality of sets of driven bevel gears 13 are respectively engaged with the plurality of sets of driving bevel gears 12, the wind wheel 14 is fixedly sleeved on the second rotating shaft 11, and the wind wheel 14 is located at an output end of the air inlet pipe 7; get into to aeration pipe 6 inside air by intake pipe 7 and blow wind wheel 14 rotatory, it is rotatory to make wind wheel 14 drive second pivot 11 along 11 axes of second pivot, thereby it is rotatory to make second pivot 11 drive a plurality of groups initiative conical gear 12, a plurality of groups initiative conical gear 12 drive a plurality of groups driven conical gear 13 respectively rotatory, thereby it is rotatory to drive a plurality of groups first pivot 5, it is rotatory to effectively utilize the first pivot 5 of a plurality of groups of power potential energy drive of air, the equipment cost is saved, and the practicability is improved.

Preferably, the reactor also comprises a third rotating shaft 15, a plurality of groups of second stirring blades 16 and a transmission device 17, wherein the third rotating shaft 15 is rotatably installed in the reaction chamber, the axis of the third rotating shaft 15 is parallel to the axis of the aeration pipe 6, the plurality of groups of second stirring blades 16 are fixedly sleeved on the third rotating shaft 15, and the second rotating shaft 11 drives the third rotating shaft 15 to rotate along the axis of the second rotating shaft 11 through the transmission device 17; through the arrangement, the full contact of sewage, suspended biological fillers and air in the reaction chamber is facilitated, and the practicability is improved.

Preferably, the transmission device 17 further includes a first belt pulley 18, a second belt pulley 19 and a transmission belt 20, one end of the second rotating shaft 11 passes through the processing box 1 in a sealing manner and extends to the outside, the same end of the third rotating shaft 15 passes through the processing box 1 in a sealing manner and extends to the outside, the first belt pulley 18 is fixedly sleeved on one end of the third rotating shaft 15 extending to the outside, the second belt pulley 19 is fixedly sleeved on one end of the second rotating shaft 11 extending to the outside, and the transmission belt 20 is tightly sleeved on the first belt pulley 18 and the second belt pulley 19; through the arrangement, the second rotating shaft 11 can drive the third rotating shaft 15 to rotate, and the practicability is improved.

As a preferable mode of the above technical solution, the motor 21 may be further used to drive the second rotating shaft 11 to rotate along its axis; through the arrangement, the requirement of high-speed rotation of the first stirring blades 10 of the plurality of groups is met, and the practicability is improved.

Preferably, the rotation axis of the wind wheel 14 is perpendicular to the air flow direction in the air inlet pipe 7; through the arrangement, the wind wheel 14 is driven to rotate while air flows, and the practicability is improved.

As the optimization of the technical scheme, the output ends of a plurality of groups of air nozzles 8 are vertically downward; through the arrangement, the condition that the output end of the air nozzle 8 is blocked by fine impurities and the like is reduced, and the practicability is improved.

The utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane, it is at the during operation, at first communicate external air feeder and intake pipe 7, make the air get into to 6 insides of aeration pipe by intake pipe 7, it is rotatory along self axis respectively to make the first pivot 5 of a plurality of groups of air drive that flow under drive arrangement's drive action, thereby it is rotatory to drive the first stirring leaf 10 of a plurality of groups, make the first stirring leaf 10 of a plurality of groups break up the jet-propelled 8 spun bubbles of a plurality of groups, make the air more disperse in the reacting chamber sewage.

The utility model discloses a compound sewage treatment system of MBR and MBBR based on dull and stereotyped ceramic membrane, its mounting means, connected mode or set up the mode and be common mechanical type, as long as can reach all can implement of its beneficial effect.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A MBR and MBBR composite sewage treatment system based on a flat ceramic membrane is characterized by comprising an aeration pipe (6), a plurality of groups of first rotating shafts (5) and a driving device, a plurality of groups of air nozzles (8) are arranged on the aeration pipe (6), a plurality of groups of bosses (9) are arranged on the aeration pipe (6), a plurality of groups of first rotating shafts (5) are respectively and rotatably arranged on the plurality of groups of bosses (9), a first stirring blade (10) is arranged on each group of first rotating shafts (5) and is used for scattering air bubbles sprayed by the plurality of groups of air nozzles (8), an air inlet pipe (7) is arranged on the aeration pipe (6), the input end of the air inlet pipe (7) is communicated with the output end of an external air supply device, the driving device is arranged in the aeration pipe (6) and is used for driving a plurality of groups of first rotating shafts (5) to rotate along the axis of the first rotating shafts by means of the airflow of the air supply device.

2. The MBR and MBBR composite sewage treatment system based on flat ceramic membrane according to claim 1, further comprising a treatment tank (1) and a flat ceramic membrane (2), wherein the flat ceramic membrane (2) is horizontally and fixedly arranged inside the treatment tank (1), the treatment tank (1) is divided into a filtering chamber and a reaction chamber from top to bottom, a water inlet pipe (3) for injecting sewage into the filtering chamber is arranged at the side end of the treatment tank (1), a sealing door for discharging impurities retained in the filtering chamber is arranged at the rear end of the treatment tank (1), a water discharge pipe (4) for discharging treated sewage from the reaction chamber is arranged at the bottom of the treatment tank (1), and the aeration pipe (6) is horizontally and fixedly arranged in the reaction chamber.

3. The flat ceramic membrane based MBR and MBBR composite sewage treatment system of claim 1, it is characterized in that the driving device comprises a second rotating shaft (11), a plurality of groups of driving bevel gears (12), a plurality of groups of driven bevel gears (13) and a wind wheel (14), the second rotating shaft (11) is rotatably arranged in the aeration pipe (6), the axis of the second rotating shaft (11) is parallel to the axis of the aeration pipe (6), a plurality of groups of driving bevel gears (12) are fixedly sleeved on the second rotating shaft (11), a plurality of groups of driven bevel gears (13) are respectively and fixedly sleeved on the first rotating shaft (5), and a plurality of groups of driven bevel gears (13) are respectively meshed with a plurality of groups of driving bevel gears (12), the wind wheel (14) is fixedly sleeved on the second rotating shaft (11), and the wind wheel (14) is located at the output end of the air inlet pipe (7).

4. The MBR and MBBR composite sewage treatment system based on the flat ceramic membrane of claim 3, further comprising a third rotating shaft (15), a plurality of groups of second stirring blades (16) and a transmission device (17), wherein the third rotating shaft (15) is rotatably installed in the reaction chamber, the third rotating shaft (15) is parallel to the axis of the aeration pipe (6), the plurality of groups of second stirring blades (16) are fixedly sleeved on the third rotating shaft (15), and the second rotating shaft (11) drives the third rotating shaft (15) to rotate along the axis thereof through the transmission device (17).

5. The MBR and MBBR composite sewage treatment system based on flat ceramic membrane according to claim 4, wherein the transmission device (17) further comprises a first belt wheel (18), a second belt wheel (19) and a transmission belt (20), one end of the second rotating shaft (11) passes through the treatment box (1) in a sealing manner and extends out to the outside, the same end of the third rotating shaft (15) passes through the treatment box (1) in a sealing manner and extends out to the outside, the first belt wheel (18) is fixedly sleeved on one end of the third rotating shaft (15) extending out to the outside, the second belt wheel (19) is fixedly sleeved on one end of the second rotating shaft (11) extending out to the outside, and the transmission belt (20) is tightly sleeved on the first belt wheel (18) and the second belt wheel (19).

6. The flat ceramic membrane based MBR and MBBR composite wastewater treatment system according to claim 3, wherein the second rotating shaft (11) is further driven to rotate along its axis by a motor (21).

7. The flat ceramic membrane based MBR and MBBR composite wastewater treatment system according to claim 3, wherein the rotational axis of the wind wheel (14) is perpendicular to the air flow direction inside the inlet pipe (7).

8. The flat ceramic membrane based MBR and MBBR composite wastewater treatment system of claim 1, wherein the output ends of the plurality of sets of jets (8) are directed vertically downwards.

Images