CN210287080U

CN210287080U - Suction-free integrated MBR sewage treatment equipment

Info

Publication number: CN210287080U
Application number: CN201921111026.8U
Authority: CN
Inventors: 张维志; 章燕; 周瑜
Original assignee: Yunnan Shuipei Technology Co Ltd
Current assignee: Yunnan Shuipei Technology Co Ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-04-10
Anticipated expiration: 2029-07-16

Abstract

The utility model relates to a sewage treatment technical field just discloses an exempt from to suck formula integration MBR sewage treatment device, including the equalizing basin, the left side fixedly connected with inlet tube at equalizing basin top, the right side fixed mounting of equalizing basin has the anaerobism pond, the right side fixed mounting at equalizing basin top has first suction pump. This exempt from suction formula integration MBR sewage treatment device, the water that will wash through backwash pump and back flow is leading-in to the flushing tank in, then open nitrogen generator and admission valve, let in nitrogen gas in the flushing tank through nitrogen generator and intake pipe, increase its inside pressure, then open the flushometer, water in with the flushing tank through the effect of pressure and gravity is leading-in to the membrane module in to wash it through the flushing pipe, thereby need not to use the centrifugal pump to draw water and wash, avoid because rivers lead to the membrane module to damage excessively, reached the energy consumption lower and wash more convenient purpose.

Description

Suction-free integrated MBR sewage treatment equipment

Technical Field

The utility model relates to a sewage treatment technical field specifically is an exempt from suction formula integration MBR sewage treatment device.

Background

MBR sewage treatment equipment adopts a membrane bioreactor technology, is a new equipment combining a biological treatment technology and a membrane separation technology, replaces a secondary sedimentation tank in the traditional technology, can efficiently carry out solid-liquid separation to obtain directly used stable reclaimed water, can maintain high-concentration microorganism amount in the biological tank, has little process residual sludge, extremely effectively removes ammonia nitrogen, has effluent suspended matters and turbidity close to zero, greatly removes bacteria and viruses in effluent, has low energy consumption and small floor area, and starts research work of applying the membrane bioreactor to sewage and wastewater treatment in a plurality of countries of America, Japan, south Africa and Europe in 70 years, and the water source of the MBR is taken from domestic sewage (such as shower drainage, washing drainage, laundry drainage, kitchen drainage, toilet drainage and the like) and cooling water.

MBR sewage treatment device among the prior art generally adopts the formula of soaking completely to wash when wasing the membrane module, and this kind of mode is difficult for controlling water pressure to lead to water pressure to break the membrane easily, cause the loss, current equipment generally needs the long-time work of suction pump to pump out the clear water that has cleared up in addition, and the energy consumption is great, and damages the suction pump easily, so the suction-free formula integration MBR sewage treatment device that proposes now solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides an exempt from to suck formula integration MBR sewage treatment device, possess the energy consumption and lower and wash and produce advantages such as water is more convenient, the MBR sewage treatment device who has solved among the prior art generally adopts the formula of soaking completely to wash when wasing the membrane module, this kind of mode is wayward water pressure, thereby lead to water pressure to break the membrane easily, cause the loss, and current equipment generally needs the clear water that the suction pump has been taken out to work for a long time to clear up, the energy consumption is great, and damage the problem of suction pump easily.

(II) technical scheme

For the purpose that realizes that above-mentioned energy consumption is lower and wash and produce that water is more convenient, the utility model provides a following technical scheme: the utility model provides an exempt from suction formula integration MBR sewage treatment device, includes the equalizing basin, the left side fixedly connected with inlet tube at equalizing basin top, the right side fixed mounting of equalizing basin has the anaerobism pond, the right side fixed mounting at equalizing basin top has first suction pump, the first aqueduct of middle part fixedly connected with of first suction pump, the one end that first aqueduct is close to the equalizing basin extends to the bottom of equalizing basin, the one end that first aqueduct is close to the anaerobism pond extends to the top of anaerobism pond, the right side fixed mounting of anaerobism pond has membrane biochemical reaction pond, the top fixed mounting on anaerobism pond right side has the second suction pump, the middle part fixedly connected with second aqueduct of second suction pump, the one end that the second aqueduct is close to the anaerobism pond extends to the bottom of anaerobism pond, the one end that the second aqueduct is close to membrane biochemical reaction pond extends to the top of membrane biochemical reaction pond, the membrane biochemical reaction tank is internally provided with at least one membrane component, the top of the membrane biochemical reaction tank is fixedly provided with a top cover, the right side of the membrane biochemical reaction tank is fixedly provided with a disinfection tank, the right side of the top of the membrane biochemical reaction tank is fixedly provided with a flushing tank, the bottom of one side of the flushing tank, which is close to the membrane biochemical reaction tank, is fixedly connected with a flushing pipe, one end of the flushing pipe, which is far away from the flushing tank, penetrates through the top cover and extends to the top of the membrane component, the top of the top cover, which is positioned on the surface of the flushing pipe, is fixedly provided with a centrifugal pump, the top of the membrane component, which is positioned on the right side of the flushing pipe, is fixedly connected with a water production pipe, one end of the water production pipe, which is far away from the membrane component, extends to, the one end fixed connection that nitrogen generator was kept away from to the intake pipe is in the left top of flushing tank, the interior diapire fixed mounting in disinfection pond has the backwash pump, the top fixedly connected with back flow of backwash pump, the one end fixed connection that the backwash pump was kept away from to the back flow is in the top of flushing tank, the bottom fixedly connected with outlet pipe on disinfection pond right side.

Preferably, a flushing valve is fixedly mounted on the surface of the flushing pipe and above the top cover, and the flushing valve is located between the centrifugal pump and the flushing tank.

Preferably, a check valve is fixedly mounted at the top of the flushing tank and on the left side of the return pipe, and an air inlet valve is fixedly mounted on the surface of the air inlet pipe and between the air inlet pipe and the flushing tank.

Preferably, a grating is fixedly installed on the left side of the inner wall of the adjusting tank, and the grating is located on the left side of the first water guide pipe.

Preferably, support columns are fixedly mounted on two sides of the bottom of the membrane module, and the bottom ends of the support columns are fixedly mounted on the inner bottom wall of the membrane biochemical reaction tank.

Preferably, the height of one end, far away from the membrane module, of the water production pipe is lower than that of the top of the membrane module, and one end, far away from the membrane module, of the water production pipe is fixedly installed in the middle of the left side of the disinfection tank.

(III) advantageous effects

Compared with the prior art, the utility model provides an exempt from suction formula integration MBR sewage treatment device possesses following beneficial effect:

1. this exempt from suction formula integration MBR sewage treatment device, the water that will wash through backwash pump and back flow is leading-in to the flushing tank in, then open nitrogen generator and admission valve, let in nitrogen gas in the flushing tank through nitrogen generator and intake pipe, increase its inside pressure, then open the flushometer, water in with the flushing tank through the effect of pressure and gravity is leading-in to the membrane module in to wash it through the flushing pipe, thereby need not to use the centrifugal pump to draw water and wash, avoid because rivers lead to the membrane module to damage excessively, reached the energy consumption lower and wash more convenient purpose.

2. This exempt from suction formula integration MBR sewage treatment device, the water that has handled through the membrane module is leading-in to the disinfection pond through producing the water pipe, because the play water end that produces the water pipe is less than the play water end of membrane module to water that plays in making the membrane module through the liquid level difference is direct to be derived through producing the water pipe, need not to carry out the suction through the self priming pump and can carry out the drainage, has reduced energy resource consumption, thereby has reached the energy consumption and has hanged down more convenient purpose of producing water.

Drawings

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

fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a regulating tank; 2. a water inlet pipe; 3. a grid; 4. a first water conduit; 5. a first water pump; 6. an anaerobic tank; 7. a second water conduit; 8. a second water pump; 9. a top cover; 10. a flush tube; 11. a centrifugal pump; 12. a water outlet pipe; 13. a return pipe; 14. a disinfection tank; 15. a membrane module; 16. a water production pipe; 17. a membrane biochemical reaction tank; 18. a reflux pump; 19. a nitrogen generator; 20. an air inlet pipe; 21. an intake valve; 22. a one-way valve; 23. a flushing tank; 24. and (6) flushing the valve.

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.

Referring to fig. 1-2, a suction-free integrated MBR sewage treatment device comprises an adjusting tank 1, a water inlet pipe 2 is fixedly connected to the left side of the top of the adjusting tank 1, an anaerobic tank 6 is fixedly installed on the right side of the adjusting tank 1, a first water suction pump 5 is fixedly installed on the right side of the top of the adjusting tank 1, a first water guide pipe 4 is fixedly connected to the middle of the first water suction pump 5, one end of the first water guide pipe 4 close to the adjusting tank 1 extends to the bottom of the adjusting tank 1, one end of the first water guide pipe 4 close to the anaerobic tank 6 extends to the top of the anaerobic tank 6, a membrane biochemical reaction tank 17 is fixedly installed on the right side of the anaerobic tank 6, a second water suction pump 8 is fixedly installed on the top of the right side of the anaerobic tank 6, a second water guide pipe 7 is fixedly connected to the middle of the second water suction pump 8, one end of the second water guide pipe 7 close to the anaerobic tank 6 extends to the bottom of the anaerobic tank 6, one end of the second water, at least one membrane component 15 is arranged inside the membrane biochemical reaction tank 17, a top cover 9 is fixedly installed at the top of the membrane biochemical reaction tank 17, a disinfection tank 14 is fixedly installed at the right side of the membrane biochemical reaction tank 17, a flushing tank 23 is fixedly installed at the right side of the top of the membrane biochemical reaction tank 17, a flushing pipe 10 is fixedly connected to the bottom of one side, close to the membrane biochemical reaction tank 17, of the flushing tank 23, one end, far away from the flushing tank 23, of the flushing pipe 10 penetrates through the top cover 9 and extends to the top of the membrane component 15, a centrifugal pump 11 is fixedly installed at the top of the top cover 9 and positioned on the surface of the flushing pipe 10, a water production pipe 16 is fixedly connected to the top of the membrane component 15 and positioned on the right side of the flushing pipe 10, one end, far away from the membrane component 15, of the water production pipe 16 extends to the inside of the disinfection tank 14, a, one end of the air inlet pipe 20, which is far away from the nitrogen generator 19, is fixedly connected to the top of the left side of the flushing tank 23, a return pump 18 is fixedly installed on the inner bottom wall of the disinfection tank 14, a return pipe 13 is fixedly connected to the top of the return pump 18, one end of the return pipe 13, which is far away from the return pump 18, is fixedly connected to the top of the flushing tank 23, a water outlet pipe 12 is fixedly connected to the bottom of the right side of the disinfection tank 14, when the disinfection tank is used, sewage is guided into the regulation tank 1 through the water inlet pipe 2, at the moment, the sewage is primarily filtered through the grating 3, large impurities or sludge are prevented from entering the regulation tank 1, then the first water suction pump 5 is started, the sewage in the regulation tank 1 is guided into the anaerobic tank 6 through the first water suction pump 5 and the first water guide pipe 4 for anaerobic reaction, after the reaction is carried out for a period of time, the second water suction pump 8 is started, the water treated by the membrane module 15 is led into the disinfection tank 14 through the water production pipe 16, and the water outlet end of the water production pipe 16 is lower than the water outlet end of the membrane module 15, so that the water treated in the membrane module 15 is directly led out through the water production pipe 16 through a liquid level difference, the water can be drained without pumping through a self-sucking pump, the energy consumption is reduced, and the purposes of lower energy consumption and more convenient water production are achieved, when the membrane module 15 needs to be cleaned, the reflux pump 18 is started, the water for flushing is led into the flushing tank 23 through the reflux pump 18 and the reflux pipe 13, then the nitrogen generator 19 and the air inlet valve 21 are opened, the nitrogen is led into the flushing tank 23 through the nitrogen generator 19 and the air inlet pipe 20, the pressure inside is increased, then the flushing valve 24 is opened, and the water in the flushing tank 23 is led into the membrane module 15 through the flushing pipe 10 to flush the water through the pressure and the gravity, therefore, the centrifugal pump 11 is not needed to be used for pumping water and flushing, the membrane assembly 15 is prevented from being damaged due to overlarge water flow, and the purposes of lower energy consumption and more convenient flushing are achieved.

Specifically, a flushing valve 24 is fixedly mounted on the surface of the flushing pipe 10 and above the top cover 9, the flushing valve 24 is located between the centrifugal pump 11 and the flushing tank 23, and the flushing pipe 10 is controlled to be opened and closed through the flushing valve 24, so that the membrane module 15 is convenient to flush.

Specifically, a check valve 22 is fixedly installed at the top of the flushing tank 23 and on the left side of the return pipe 13, an air inlet valve 21 is fixedly installed on the surface of the air inlet pipe 20 and between the air inlet pipe 20 and the flushing tank 23, and the pressure inside the flushing tank 23 is adjusted through the check valve 22, so that the phenomenon that the flushing tank 23 is damaged due to overlarge internal pressure is avoided.

Specifically, the left side fixed mounting of 1 inner wall of equalizing basin has grid 3, and grid 3 is located the left side of first aqueduct 4, carries out prefilter through grid 3 to sewage, avoids great impurity or mud to enter into equalizing basin 1.

Specifically, the support columns are fixedly mounted on two sides of the bottom of the membrane module 15, the bottom ends of the support columns are fixedly mounted on the inner bottom wall of the membrane biochemical reaction tank 17, the membrane module 15 is fixed through the support columns, and damage caused by random movement of the membrane module in the using process is avoided.

Specifically, the height of one end, far away from the membrane module 15, of the water production pipe 16 is lower than the height of the top of the membrane module 15, one end, far away from the membrane module 15, of the water production pipe 16 is fixedly installed in the middle of the left side of the disinfection tank 14, and the water outlet end of the water production pipe 16 is lower than the water outlet end of the membrane module 15, so that water treated in the membrane module 15 is directly led out through the water production pipe 16 through liquid level difference, water can be drained without pumping through a self-sucking pump, and energy consumption is.

The working principle is as follows: when the device is used, sewage is guided into the regulating tank 1 through the water inlet pipe 2, the sewage is primarily filtered through the grating 3 at the moment, so that large impurities or sludge are prevented from entering the regulating tank 1, then the first water suction pump 5 is started, the sewage in the regulating tank 1 is guided into the anaerobic tank 6 through the first water suction pump 5 and the first water guide pipe 4 for anaerobic reaction, after the reaction is carried out for a period of time, the second water suction pump 8 is started, the sewage in the anaerobic tank 6 is guided into the membrane biochemical reaction tank 17 through the second water suction pump 8 and the second water guide pipe 7 for treatment, the water treated through the membrane module 15 is guided into the disinfection tank 14 through the water production pipe 16, and as the water outlet end of the water production pipe 16 is lower than the water outlet end of the membrane module 15, the water treated in the membrane module 15 is directly guided out through the water production pipe 16 through a liquid level difference, and the water can be drained without being sucked through a self-sucking, the energy consumption is reduced, so that the purposes of lower energy consumption and more convenient water production are achieved, when the membrane module 15 needs to be cleaned, the reflux pump 18 is started, water for flushing is led into the flushing tank 23 through the reflux pump 18 and the reflux pipe 13, then the nitrogen generator 19 and the air inlet valve 21 are opened, nitrogen is led into the flushing tank 23 through the nitrogen generator 19 and the air inlet pipe 20, the internal pressure of the nitrogen is increased, the flushing valve 24 is opened, water in the flushing tank 23 is led into the membrane module 15 through the flushing pipe 10 under the action of the pressure and the gravity to flush the membrane module, therefore, the centrifugal pump 11 is not needed to be used for pumping water and flushing, the damage to the membrane module 15 caused by overlarge water flow is avoided, and the purposes of lower energy consumption and more convenient flushing are achieved.

In summary, in the non-suction integrated MBR sewage treatment equipment, water for flushing is introduced into the flushing tank 23 through the reflux pump 18 and the reflux pipe 13, then the nitrogen generator 19 and the air inlet valve 21 are opened, nitrogen is introduced into the flushing tank 23 through the nitrogen generator 19 and the air inlet pipe 20, the pressure inside the flushing tank 23 is increased, then the flushing valve 24 is opened, and water in the flushing tank 23 is introduced into the membrane module 15 through the flushing pipe 10 to flush the membrane module under the action of pressure and gravity, so that the centrifugal pump 11 is not needed to be used for pumping water and flushing, the damage to the membrane module 15 caused by excessive water flow is avoided, and the purposes of lower energy consumption and more convenient flushing are achieved.

In addition, the water treated by the membrane module 15 is guided into the disinfection tank 14 through the water production pipe 16, and the water outlet end of the water production pipe 16 is lower than the water outlet end of the membrane module 15, so that the water treated in the membrane module 15 is directly guided out through the water production pipe 16 through the liquid level difference, and can be drained without pumping through a self-sucking pump, thereby reducing the energy consumption and achieving the purposes of lower energy consumption and more convenient water production.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a exempt from suction formula integration MBR sewage treatment device, includes equalizing basin (1), its characterized in that: the utility model discloses a biochemical sewage treatment device, including equalizing basin (1), adjusting basin (1), right side fixedly connected with inlet tube (2) at equalizing basin (1) top, the right side fixedly mounted at equalizing basin (1) top has first suction pump (5), the first aqueduct of middle part fixedly connected with (4) of first suction pump (5), the one end that first aqueduct (4) are close to equalizing basin (1) extends to the bottom of equalizing basin (1), the one end that first aqueduct (4) are close to anaerobic basin (6) extends to the top of anaerobic basin (6), the right side fixed mounting of anaerobic basin (6) has membrane biochemical reaction pond (17), top fixed mounting on anaerobic basin (6) right side has second suction pump (8), the middle part fixedly connected with second aqueduct (7) of second suction pump (8), the one end that second aqueduct (7) are close to anaerobic basin (6) extends to the bottom of anaerobic basin (6), one end of the second water guide pipe (7) close to the membrane biochemical reaction tank (17) extends to the top of the membrane biochemical reaction tank (17), at least one membrane assembly (15) is arranged inside the membrane biochemical reaction tank (17), a top cover (9) is fixedly installed at the top of the membrane biochemical reaction tank (17), a disinfection tank (14) is fixedly installed at the right side of the membrane biochemical reaction tank (17), a flushing tank (23) is fixedly installed at the right side of the top of the membrane biochemical reaction tank (17), a flushing pipe (10) is fixedly connected to the bottom of one side, close to the membrane biochemical reaction tank (17), of the flushing tank (23) and far away from the flushing pipe (10), one end of the flushing pipe (10) penetrates through the top cover (9) and extends to the top of the membrane assembly (15), a centrifugal pump (11) is fixedly installed at the top of the top cover (9) and on the surface of the flushing pipe (10), a water production pipe (16) is fixedly connected with the top of the membrane component (15) and positioned at the right side of the flushing pipe (10), one end of the water production pipe (16) far away from the membrane component (15) extends to the inside of the disinfection tank (14), a nitrogen generator (19) is fixedly arranged at the top of the top cover (9) and between the centrifugal pump (11) and the flushing tank (23), the top of the nitrogen generator (19) is fixedly connected with an air inlet pipe (20), one end of the air inlet pipe (20) far away from the nitrogen generator (19) is fixedly connected with the top of the left side of the flushing tank (23), a reflux pump (18) is fixedly arranged on the inner bottom wall of the disinfection tank (14), the top of the reflux pump (18) is fixedly connected with a reflux pipe (13), one end of the return pipe (13) far away from the return pump (18) is fixedly connected with the top of the flushing tank (23), the bottom of the right side of the disinfection tank (14) is fixedly connected with a water outlet pipe (12).

2. The suction-free integrated MBR sewage treatment device according to claim 1, wherein: and a flushing valve (24) is fixedly arranged on the surface of the flushing pipe (10) and above the top cover (9), and the flushing valve (24) is positioned between the centrifugal pump (11) and the flushing tank (23).

3. The suction-free integrated MBR sewage treatment device according to claim 1, wherein: a check valve (22) is fixedly mounted at the top of the flushing tank (23) and positioned on the left side of the return pipe (13), and an air inlet valve (21) is fixedly mounted on the surface of the air inlet pipe (20) and positioned between the air inlet pipe (20) and the flushing tank (23).

4. The suction-free integrated MBR sewage treatment device according to claim 1, wherein: the left side fixed mounting of equalizing basin (1) inner wall has grid (3), grid (3) are located the left side of first aqueduct (4).

5. The suction-free integrated MBR sewage treatment device according to claim 1, wherein: support columns are fixedly mounted on two sides of the bottom of the membrane assembly (15), and the bottom ends of the support columns are fixedly mounted on the inner bottom wall of the membrane biochemical reaction tank (17).

6. The suction-free integrated MBR sewage treatment device according to claim 1, wherein: the height of one end, far away from the membrane module (15), of the water production pipe (16) is lower than that of the top of the membrane module (15), and one end, far away from the membrane module (15), of the water production pipe (16) is fixedly installed in the middle of the left side of the disinfection tank (14).