CN210736462U

CN210736462U - Public toilet sewage treatment system

Info

Publication number: CN210736462U
Application number: CN201921252344.6U
Authority: CN
Inventors: 马强; 杨金龙; 龚雪; 黄桂莲
Original assignee: Guangzhou Greening Co
Current assignee: Guangzhou Greening Co
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-06-12
Anticipated expiration: 2029-08-02

Abstract

The utility model discloses a public latrine sewage treatment system, including grid well, equalizing basin, anaerobism pond, membrane biological reaction pond, processing pond and sludge impoundment. The grid well is provided with a grid and is communicated with the regulating tank. The regulating tank, the anaerobic tank, the membrane biological reaction tank and the treatment water tank are connected in sequence through water supply pipes, and each water supply pipe is provided with a pump machine. Equalizing basin, anaerobism pond and membrane biological reaction pond all are connected to the sludge impoundment through the mud pipe-line, all are equipped with the sludge pump on each sludge pipeline, and the inside in anaerobism pond is equipped with agitating unit. The membrane biological reaction tank is internally provided with a biological membrane component, the membrane biological reaction tank is externally provided with an air blower connected to the biological membrane component, and the air blower is also connected to the interior of the membrane biological reaction tank. The public toilet treatment system is efficient and stable in overall process, can be effectively used for sewage treatment of public toilets, can realize high-quality sewage treatment, and is compact in connection and high in economic use degree. The utility model is used for the sewage treatment field.

Description

Public toilet sewage treatment system

Technical Field

The utility model relates to a sewage treatment field especially relates to a public latrine sewage treatment system.

Background

At present, China faces serious water resource shortage and water environment pollution problems. Increasingly serious water quantity type and water quality type water shortage not only seriously troubles the lives of people, but also becomes one of important factors influencing and restricting the sustainable development of economy in China. However, the treatment rate of domestic sewage in China is still low, and the treatment of domestic sewage becomes the key point of pollution control. While the urban domestic sewage centralized treatment plant is vigorously constructed, the treatment of domestic sewage discharged from residential areas, tourist attractions and the like which are difficult to reach by urban drainage pipe networks cannot be ignored. Public toilets are usually arranged in some parks or greening construction areas, and a large amount of fecal sewage generated by the public toilets can have relatively serious influence on the surrounding environment. In order to improve the environment and reduce the influence on the environment, a certain degree of sewage treatment equipment is generally provided. However, the sewage discharge amount of the public toilet is large, so that the general sewage treatment device is difficult to completely and timely treat the sewage, and the sewage is easy to overflow to pollute the environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient stable public latrine sewage treatment system.

The utility model adopts the technical proposal that: the utility model provides a public latrine sewage treatment system, including the grid well, the equalizing basin, the anaerobism pond, membrane biological reaction pond, handle pond and sludge impoundment, be equipped with the grid in the grid well, the grid well communicates the equalizing basin, the anaerobism pond, membrane biological reaction pond and processing pond loop through the delivery pipe and are connected, all be equipped with the pump machine on each delivery pipe, the grid well, equalizing basin and membrane biological reaction pond all are equipped with the overflow mouth, each overflow mouth is connected, the equalizing basin, anaerobism pond and membrane biological reaction pond all are connected to the sludge impoundment through the mud pipe connection, all be equipped with the sludge pump on each sludge pipe, the inside in anaerobism pond is equipped with agitating unit, be equipped with biomembrane subassembly in the membrane biological reaction pond, membrane biological reaction pond is equipped with the air-blower that is.

As an improvement of the scheme, the membrane biological reaction tank is also connected with an irrigation pipeline which extends outwards and is buried at the bottom of the ground.

As an improvement of the scheme, the membrane biological reaction tank is also connected to a deodorization device.

As an improvement of the scheme, the deodorization device is an ion deodorizer.

As an improvement of the scheme, the treatment water tank comprises a filtering tank and a clean water tank which are communicated, the membrane biological reaction tank is connected to the filtering tank through a water supply pipe, and the clean water tank drains water through a drainage pipeline.

As the improvement of the scheme, the gap of the grating is 3-8 mm.

As an improvement of the scheme, the inner side of the membrane biological reaction tank is provided with an epoxy resin layer.

As an improvement of the scheme, each sludge pipe is connected to the bottom positions in the regulating tank, the anaerobic tank and the membrane biological reaction tank.

As an improvement of the proposal, the stirring device is a submersible stirrer, and the pump is a submersible pump.

As an improvement of the scheme, the solar energy panel and the storage battery are further included.

The utility model has the advantages that: the public toilet sewage treatment system filters large granular solids through the grating of the grating well and then discharges the solid into the regulating reservoir, sewage is subjected to water quantity and water quality regulation in the regulating reservoir, then is sent into the anaerobic tank for anaerobic bacteria action, is sent into the membrane biological reaction tank for membrane biological treatment, and is finally sent into the treatment water tank for final water quality treatment, the whole process is efficient and stable, the system can be effectively used for sewage treatment of public toilets, high-quality sewage treatment can be realized, sludge in the regulating reservoir, the anaerobic tank and the membrane biological reaction tank is sent to the sludge tank for uniform collection by using a sludge pump, the sludge can be uniformly treated, the manpower loss of sludge treatment is reduced, a stirring device is arranged in the anaerobic tank, the insufficient reaction caused by precipitation can be effectively avoided, the action of the anaerobic tank can be effectively improved, and the overflow port formed by biological connection of the grating well, the regulating tank and the membrane can effectively avoid over-saturation of the sludge, realize mutual regulation, can effectively avoid untreated sewage outflow to cause environmental pollution, this public latrine processing system connects compactly on the whole to sewage treatment is effectual, and economic use degree is high.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic diagram of the system connections.

Detailed Description

Referring to fig. 1, the utility model relates to a public toilet sewage treatment system, including grid well 1, equalizing basin 2, anaerobism pond 3, membrane biological reaction pond 4, processing pond 5 and sludge impoundment 6. The grid well 1 is used for isolating and filtering particulate matter and preventing refractory matter from entering the sewage treatment system. The adjusting tank 2 is used for adjusting the water quality and the water quantity of the filtered sewage of the grid well 1, so that subsequent further sewage treatment is facilitated. The anaerobic tank 3 makes organic matters undergo hydrolysis, acidification and methanation by utilizing the action of anaerobic bacteria, removes the organic matters in the wastewater, improves the biodegradability of the sewage and is beneficial to subsequent aerobic treatment. The membrane biological reaction tank 4 is used for carrying out aerobic metabolism by using organic pollutants in water as substrates by using microorganisms, releasing energy step by step through a series of biochemical reactions, and finally stabilizing the organic pollutants with low energy level to meet the requirement of harmlessness so as to return to the natural environment or further treat the organic pollutants. The treatment tank 5 is used for final disinfection and water quality treatment, and the quality of the effluent is maintained. Usually, a grid is arranged in the grid well 1, and the grid well 1 is communicated with the regulating reservoir 2, and usually the grid is positioned between the grid well 1 and the regulating reservoir 2. Sewage generated by the public toilet is sent into the grille well 1 through the sewage pipe 21, and sewage treatment operation is started. The regulating tank 2, the anaerobic tank 3, the membrane biological reaction tank 4 and the treatment water tank 5 are connected through water supply pipes in sequence, each water supply pipe is provided with a pump 11, and the diameter of the water supply pipe is large generally, so that water flow can be enlarged and blockage can be avoided. The grid well 1, the regulating tank 2 and the membrane biological reaction tank 4 are all provided with overflow ports which are connected. The overflow mouth is used for preventing the water level too high to interconnect can play better effect of coordinating mutually, avoids not flowing of sewage simultaneously, causes environmental pollution. Equalizing basin 2, anaerobism pond 3 and membrane biological reaction pond 4 all are connected to sludge impoundment 6 through the mud pipe, all are equipped with sludge pump 12 on each sludge pipeline, can unify the processing through sludge impoundment 6, avoid repeated many times to open equalizing basin 2, anaerobism pond 3 and membrane biological reaction pond 4. The inside of the anaerobic tank 3 is provided with a stirring device 15, which can ensure the complete reaction and accelerate the anaerobic reaction progress. A biological membrane component 14 is arranged in the membrane biological reaction tank 4, an air blower 13 connected to the biological membrane component 14 is arranged outside the membrane biological reaction tank 4, and the air blower 13 is used for providing enough oxygen for the biological membrane component 14 to keep the reaction completely and smoothly carried out. The blower 13 is also connected to the interior of the membrane bioreactor tank 4, typically at the bottom of the inner side, for agitating the bottom against sedimentation.

In a preferred embodiment, the membrane bioreactor tank 4 is further connected with an irrigation pipeline 23 extending outwards, and the irrigation pipeline 23 is buried in the ground. The irrigation pipe 23 is connected to the ground of the vegetation or greening to provide nutrients for the vegetation or greening, so as to ensure the fertility of the soil.

In a preferred embodiment, the membrane bioreactor tank 4 is further connected to a deodorizing device 7, and due to the air blowing into the membrane bioreactor tank 4, a corresponding air outlet is needed to ensure the gas flow to provide sufficient oxygen. The air outlet of the membrane biological reaction tank 4 is usually arranged to be raised, but because the urban construction is also high, the situation of odor pollution still exists. The deodorizing device 7 can effectively solve the problem, and can discharge the odor to the deodorizing device 7, thereby further ensuring the air quality in the public toilet. Preferably, the deodorizing means 7 is an ion deodorizer, and the deodorizing effect is suitable.

In a preferred embodiment, the treatment water tank 5 comprises a filtering tank and a clean water tank which are communicated, the membrane biological reaction tank 4 is connected to the filtering tank through a water supply pipe, and the clean water tank is drained through a drain pipeline 22. The clean water tank can provide a certain water storage capacity, and the water in the clean water tank can be sent back to the public toilet for use through the discharge pipeline 22, so that the cyclic utilization rate of water resources is improved.

In this embodiment, the clearance of the grid of this public latrine sewage treatment system kind grid well 1 is 3 ~ 8mm, can effectively obstruct the foreign matter to avoid causing the jam. The inner side of the membrane biological reaction tank 4 is provided with an epoxy resin layer, and the inner side of the membrane biological reaction tank 4 is prevented from being rotten. Meanwhile, the submersible stirrer is used as the stirring device 15, and the submersible pump is used as the pump 11, so that the compactness and the integrity of the public toilet sewage treatment system are improved. And all sludge pipes are connected to the bottom positions in the regulating tank 2, the anaerobic tank 3 and the membrane biological reaction tank 4, so that the sludge is effectively extracted. Preferably, the solar energy sewage treatment system further comprises a solar panel and a storage battery, the solar panel and the storage battery are used for charging, and the storage battery supplies power to the pump 11, the sludge pump 12, the blower 13, the stirring device 15 and the deodorization device 7, so that external power loss can be saved, and the environment is protected. The solar panel can be further arranged on the roof of a public toilet, so that the solar energy can be absorbed conveniently and the space utilization rate can be improved.

Of course, the design creation is not limited to the above embodiments, and the combination of different features of the above embodiments can also achieve good effects. Those skilled in the art can make equivalent changes or substitutions without departing from the spirit of the present invention, and such equivalent changes or substitutions are included in the scope defined by the claims of the present application.

Claims

1. The utility model provides a public latrine sewage treatment system which characterized in that: comprises a grid well (1), an adjusting tank (2), an anaerobic tank (3), a membrane biological reaction tank (4), a treatment water tank (5) and a sludge tank (6), wherein grids are arranged in the grid well (1), the grid well (1) is communicated with the adjusting tank (2), the anaerobic tank (3), the membrane biological reaction tank (4) and the treatment water tank (5) are connected through water supply pipes in sequence, each water supply pipe is provided with a pump (11), the grid well (1), the adjusting tank (2) and the membrane biological reaction tank (4) are provided with overflow ports, each overflow port is connected, the adjusting tank (2), the anaerobic tank (3) and the membrane biological reaction tank (4) are connected to the sludge tank (6) through sludge pipelines, each sludge pipeline is provided with a sludge pump (12), a stirring device (15) is arranged in the anaerobic tank (3), a biological membrane component (14) is arranged in the membrane biological reaction tank (4), an air blower (13) connected to the biological membrane component (14) is arranged outside the membrane biological reaction tank (4), and the air blower (13) is also connected to the inside of the membrane biological reaction tank (4).

2. The public toilet sewage treatment system of claim 1, wherein: the membrane biological reaction tank (4) is also connected with an irrigation pipeline (23) extending outwards, and the irrigation pipeline (23) is buried at the bottom of the ground.

3. The public toilet sewage treatment system of claim 2, wherein: the membrane biological reaction tank (4) is also connected to a deodorization device (7).

4. The public toilet sewage treatment system of claim 3, wherein: the deodorizing device (7) is an ion deodorizer.

5. The public toilet sewage treatment system of claim 4, wherein: the membrane biological reaction tank (4) is connected to the filter tank through a water supply pipe, and the clean water tank discharges water through a discharge pipeline (22).

6. The public toilet sewage treatment system according to any one of claims 1 to 5, wherein: the clearance of grid is 3 ~ 8 mm.

7. The public toilet sewage treatment system of claim 6, wherein: and an epoxy resin layer is arranged on the inner side of the membrane biological reaction tank (4).

8. The public toilet sewage treatment system of claim 7, wherein: and each sludge pipe is connected to the bottom positions in the regulating tank (2), the anaerobic tank (3) and the membrane biological reaction tank (4).

9. The public toilet sewage treatment system of claim 8, wherein: the stirring device (15) is a submersible stirrer, and the pump (11) is a submersible pump.

10. The public toilet sewage treatment system of claim 9, wherein: the solar energy collecting device further comprises a solar panel and a storage battery.