CN215162002U

CN215162002U - Sewage treatment device based on novel ecological membrane

Info

Publication number: CN215162002U
Application number: CN202121606640.9U
Authority: CN
Inventors: 魏勇; 陈杰; 谭怀全
Original assignee: Shenzhen Huali Environmental Technology Co ltd
Current assignee: Shenzhen Huali Environmental Technology Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-12-14
Anticipated expiration: 2031-07-14

Abstract

The utility model discloses a sewage treatment device based on novel ecological membrane relates to sewage treatment technical field. The device comprises a primary sedimentation tank, an anaerobic adjusting tank, an anoxic tank, an aerobic tank, a secondary sedimentation tank, an inclined tube sedimentation tank, a sludge tank and a water outlet tank, wherein the anaerobic adjusting tank is communicated with the primary sedimentation tank through a pipeline. This sewage treatment device based on novel ecological membrane, for typical AAO sewage treatment process, it is modular ecological membrane module to have thrown in original anaerobism, good oxygen and the secondary sedimentation pond, through modular structure design, the microorganism interception effect of equal MBR membrane has been formed under the condition that need not utilize power to aspirate, make can keep higher active sludge concentration in the reactor all the time, save more than 40% than conventional active sludge method in the aspect of accounting for the area with the civil engineering investment, be superior to traditional membrane bioreactor in the function, and the cost is lower, the life-span is longer, it is still less to consume energy, it is simpler to operate, has outstanding competitive advantage.

Description

Sewage treatment device based on novel ecological membrane

Technical Field

The utility model relates to a sewage treatment technical field specifically is a sewage treatment device based on novel ecological membrane.

Background

The sewage treatment equipment is an industrial equipment capable of effectively treating domestic sewage, industrial wastewater and the like in urban areas, prevents sewage and pollutants from directly flowing into water areas, and has important significance for improving ecological environment, improving urban grade and promoting economic development.

At present, sewage treatment plants in China are time-consuming and labor-consuming in upgrading and transformation because of various reasons such as laggard original process, incomplete design drawing, current situation, inconsistent design and the like, huge waste is caused, the operating efficiency of a sewage treatment system is influenced to a certain extent, and unnecessary energy and human resource waste is increased, so that the sewage treatment cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sewage treatment device based on novel ecological membrane possesses the modularization installation, takes up an area of for a short time, and the cost is low, the power consumption is few, the operation is simple and the advantage that treatment effect is high to solve the problem that exists among the above-mentioned background art.

For realizing the modularization installation, take up an area of for a short time, the cost is low, the power consumption is few, the operation is simple and the purpose that treatment effect is high, the utility model provides a following technical scheme: the utility model provides a sewage treatment device based on novel ecological membrane, includes just sinking pond, anaerobism equalizing basin, oxygen deficiency pond, good oxygen pond, secondary sink pond, pipe chute sedimentation tank, sludge impoundment and play pond, the anaerobism equalizing basin communicates with each other through pipeline and just sinking the pond, the oxygen deficiency pond communicates with each other through pipeline and anaerobism equalizing basin, good oxygen pond communicates with each other through pipeline and oxygen deficiency pond, the secondary sinks the pond to communicate with each other through pipeline and good oxygen pond, the pipe chute sedimentation tank communicates with each other through pipeline and secondary sink the pond, the sludge impoundment passes through the pipeline and communicates with each other with secondary sink pond and pipe chute sedimentation tank respectively, the play pond communicates with each other through pipeline and pipe chute sedimentation tank, all install the ecological membrane module in anaerobism equalizing basin, good oxygen pond and the secondary sink the pond.

As an optimized technical scheme of the utility model, from supreme disk water-locator, one-level three-phase separator, second grade three-phase separator and the whirl vapour and liquid separator of installing in proper order down in the anaerobism equalizing basin.

As the utility model discloses a preferred technical scheme, install pulse water distributor in the oxygen deficiency pond, install the water distribution on the pulse water distributor and violently manage, and the water distribution violently manages and install the water distribution standpipe.

As an optimized technical proposal of the utility model, the aerobic tank is internally provided with a tubular aerator, and the ecological membrane module is assembled in the aerobic tank in a modularized way.

As an optimal technical scheme of the utility model, install the agitator in the secondary sinks the pond, the ecological membrane module is the modularization assembly in the secondary sinks the pond.

As an optimal technical scheme of the utility model, install string mud machine and pipe chute separator in the pipe chute sedimentation tank, the pipe chute separator is located the top of string mud machine operation section.

As an optimized technical solution of the present invention, the ecological membrane module is a novel nano active material derived based on the active carbon fiber technology, and is assembled by a plate-inserting type structure.

Compared with the prior art, the utility model provides a sewage treatment device based on novel ecological membrane possesses following beneficial effect:

this sewage treatment device based on novel ecological membrane, for typical AAO sewage treatment process, it is modular ecological membrane module to have thrown in original anaerobism, good oxygen and the secondary sedimentation pond, through modular structure design, the microorganism interception effect of equal MBR membrane has been formed under the condition that need not utilize power to aspirate, make can keep higher active sludge concentration in the reactor all the time, save more than 40% than conventional active sludge method in the aspect of accounting for the area with the civil engineering investment, be superior to traditional membrane bioreactor in the function, and the cost is lower, the life-span is longer, it is still less to consume energy, it is simpler to operate, has outstanding competitive advantage.

Drawings

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

fig. 2 is the pore trap structure of the ecological membrane module of the present invention.

In the figure: 1. a primary sedimentation tank; 2. an anaerobic adjusting tank; 3. an anoxic tank; 4. an aerobic tank; 5. secondary sedimentation; 6. an inclined tube sedimentation tank; 7. a sludge tank; 8. a water outlet pool; 9. an ecological membrane module; 10. a disc-type water distributor; 11. a first-stage three-phase separator; 12. a secondary three-phase separator; 13. a cyclonic gas-liquid separator; 14. a pulse water distributor; 15. a horizontal water distribution pipe; 16. a water distribution vertical pipe; 17. a tubular aerator; 18. a stirrer; 19. a mud hanging machine; 20. a chute separator.

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, the utility model discloses a sewage treatment device based on a novel ecological membrane, which comprises a primary sedimentation tank 1, an anaerobic adjusting tank 2, an anoxic tank 3, an aerobic tank 4, a secondary sedimentation tank 5, a pipe chute sedimentation tank 6, a sludge tank 7 and a water outlet tank 8, wherein the anaerobic adjusting tank 2 is communicated with the primary sedimentation tank 1 through a pipeline, the anoxic tank 3 is communicated with the anaerobic adjusting tank 2 through a pipeline, the aerobic tank 4 is communicated with the anoxic tank 3 through a pipeline, the secondary sedimentation tank 5 is communicated with the aerobic tank 4 through a pipeline, the pipe chute sedimentation tank 6 is communicated with the secondary sedimentation tank 5 through a pipeline, the sludge tank 7 is respectively communicated with the secondary sedimentation tank 5 and the pipe chute sedimentation tank 6 through a pipeline, the water outlet tank 8 is communicated with the pipe chute sedimentation tank 6 through a pipeline, and ecological membrane modules 9 are arranged in the anaerobic adjusting tank 2, the aerobic tank 4 and the secondary sedimentation tank 5, compared with a typical AAO sewage treatment process, the modularized ecological membrane module 9 is added into the original anaerobic, aerobic and secondary sedimentation tanks, and through the modularized structure design, the microorganism interception effect equivalent to an MBR membrane is formed under the condition of not using power for suction, so that the reactor can always keep higher active sludge concentration, the occupied area and civil engineering investment are saved by more than 40% compared with the conventional active sludge method, the multifunctional activated sludge bioreactor is functionally superior to the conventional membrane bioreactor, the manufacturing cost is lower, the service life is longer, the energy consumption is less, the operation is simpler, and the multifunctional activated sludge bioreactor has outstanding competitive advantages.

Specifically, the anaerobic adjusting tank 2 is provided with a disc-type water distributor 10, a first-stage three-phase separator 11, a second-stage three-phase separator 12 and a cyclone gas-liquid separator 13 from bottom to top in sequence.

In the embodiment, the anaerobic adjusting tank 2 creates an anaerobic environment, is beneficial to the growth of anaerobic microorganisms, and has the functions of adsorbing and degrading organic matters by activated sludge, and phosphate radicals are released by phosphorus accumulating bacteria in the reflux mixed liquor under the condition.

Specifically, a pulse water distributor 14 is installed in the anoxic tank 3, a horizontal water distribution pipe 15 is installed on the pulse water distributor 14, and a vertical water distribution pipe 16 is installed on the horizontal water distribution pipe 15.

In this embodiment, the anoxic tank 3 is used to create an anoxic environment, which is beneficial to the growth of the anoxic microorganisms. The function of the method is that the activated sludge adsorbs and degrades organic matters, and usually nitrite nitrogen and nitrate nitrogen in the reflux mixed liquor are generated into nitrogen gas under the action of denitrifying bacteria to be released.

Specifically, a tubular aerator 17 is installed in the aerobic tank 4, and the ecological membrane module 9 is assembled in the aerobic tank 4 in a modularized manner.

In this embodiment, the aerobic tank 4 is used to create an aerobic environment, which is beneficial to the growth of aerobic microorganisms, and has the functions of adsorbing and degrading organic matters by the aerobic activated sludge, generally oxidizing carbon in the organic matters into CO2 and H2O, oxidizing nitrogen into nitrite nitrogen and nitrate nitrogen, oxidizing phosphorus into phosphate radicals, and absorbing phosphate radicals several times that of phosphorus accumulating bacteria under an anaerobic condition in the aerobic environment.

Specifically, a stirrer 18 is installed in the secondary sedimentation tank 5, and the ecological membrane module 9 is assembled in the secondary sedimentation tank 5 in a modularized manner.

In this embodiment, the secondary sedimentation tank 5 is used for separating sludge and water, clarifying the mixed solution, concentrating the sludge, and returning the separated sludge to the biological treatment section.

Specifically, a mud-hanging machine 19 and a pipe-chute separator 20 are arranged in the pipe-chute sedimentation tank 6, and the pipe-chute separator 20 is positioned above the operation section of the mud-hanging machine 19.

In the embodiment, the inclined tube sedimentation tank 6 is provided with a plurality of dense inclined tubes or inclined plates in a sedimentation area, so that suspended impurities in water are precipitated in the inclined plates or inclined tubes, water flows upwards along the inclined plates or inclined tubes, separated sludge slides downwards to the bottom of the tank along the inclined plates or inclined tubes under the action of gravity and is discharged in a centralized manner, the sedimentation efficiency of the tank can be improved by 50-60%, and the treatment capacity can be improved by 3-5 times in the same area.

Specifically, the ecological membrane module 9 is a novel nano active material derived based on an active carbon fiber technology, and is assembled by adopting a plate inserting type structure.

In the embodiment, the ecological membrane module 9 has abundant nano micropores and plush, the internal nano micropores are more than 98%, the external plush system is developed, the suitable pore trap structure range is large in coverage, the specific surface area is incomparable, generally can reach 1000-2000 m/g, even more than 2000m/g, and the micro A/O environment on the base surface creates suitable conditions for the propagation of nitrifying and denitrifying bacteria communities and the growth of algae, so that the removal effect of nitrogen and phosphorus is enhanced, and the ecological membrane module is a novel material which is based on activated carbon and higher than the activated carbon, and has excellent physical property and biocompatibility.

The utility model discloses a theory of operation and use flow: when the reactor is used, compared with a typical AAO sewage treatment process, the modularized ecological membrane module 9 is added into the original anaerobic, aerobic and secondary sedimentation tanks, and the microorganism interception function equivalent to an MBR membrane is formed under the condition of not using power to suck through the modularized structure design, so that the reactor can always keep higher active sludge concentration, the occupied area and the civil engineering investment are saved by more than 40 percent compared with the conventional active sludge method, and the reactor is functionally superior to the conventional membrane bioreactor.

To sum up, this sewage treatment device based on novel ecological membrane, for typical AAO sewage treatment process, throw and be modular ecological membrane module 9 in original anaerobism, good oxygen and two heavy ponds, through modular structure design, formed the microorganism interception effect of equal MBR membrane under the condition that does not need to utilize power to aspirate for can keep higher activated sludge concentration in the reactor all the time, save more than 40% in the aspect of occupation of land and civil engineering investment than conventional activated sludge method, be superior to traditional membrane bioreactor in function, and the cost is lower, and the life-span is longer, and the power consumption is still less, and the operation is simpler, has outstanding competition advantage.

It should be noted that, in this document, terms such as "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 sewage treatment device based on novel ecological membrane, includes that just heavy pond (1), anaerobism equalizing basin (2), oxygen deficiency pond (3), good oxygen pond (4), secondary sink pond (5), pipe chute sedimentation tank (6), sludge impoundment (7) and play pond (8), its characterized in that: anaerobic adjusting tank (2) communicate with each other through pipeline and just heavy pond (1), oxygen deficiency pond (3) communicate with each other through pipeline and anaerobic adjusting tank (2), good oxygen pond (4) communicate with each other through pipeline and oxygen deficiency pond (3), secondary heavy pond (5) communicate with each other through pipeline and good oxygen pond (4), pipe chute sedimentation tank (6) communicate with each other through pipeline and secondary heavy pond (5), sludge impoundment (7) communicate with each other with secondary heavy pond (5) and pipe chute sedimentation tank (6) respectively through the pipeline, play pond (8) communicate with each other through pipeline and pipe chute sedimentation tank (6), all install ecological membrane module (9) in anaerobic adjusting tank (2), good oxygen pond (4) and the secondary heavy pond (5).

2. The sewage treatment device based on the novel ecological membrane as claimed in claim 1, wherein: the anaerobic adjusting tank (2) is internally provided with a disc type water distributor (10), a first-stage three-phase separator (11), a second-stage three-phase separator (12) and a cyclone gas-liquid separator (13) from bottom to top in sequence.

3. The sewage treatment device based on the novel ecological membrane as claimed in claim 1, wherein: the anaerobic tank (3) is internally provided with a pulse water distributor (14), the pulse water distributor (14) is provided with a transverse water distribution pipe (15), and the transverse water distribution pipe (15) is provided with a vertical water distribution pipe (16).

4. The sewage treatment device based on the novel ecological membrane as claimed in claim 1, wherein: the aerobic tank (4) is internally provided with a tubular aerator (17), and the ecological membrane module (9) is assembled in the aerobic tank (4) in a modularized manner.

5. The sewage treatment device based on the novel ecological membrane as claimed in claim 1, wherein: install agitator (18) in secondary heavy pond (5), ecological membrane module (9) are the modularization assembly in secondary heavy pond (5).

6. The sewage treatment device based on the novel ecological membrane as claimed in claim 1, wherein: a mud-hanging machine (19) and a pipe-chute separator (20) are arranged in the pipe-chute sedimentation tank (6), and the pipe-chute separator (20) is positioned above the operation section of the mud-hanging machine (19).

7. The sewage treatment device based on the novel ecological membrane as claimed in claim 1, wherein: the ecological membrane module (9) is a novel nano active material derived based on an active carbon fiber technology and is assembled by adopting a plate inserting type structure.