CN219058773U

CN219058773U - Sewage nitrogen and phosphorus recycling treatment device

Info

Publication number: CN219058773U
Application number: CN202223508190.7U
Authority: CN
Inventors: 谢尔盖.诺巴诺夫; 沈文军; 张辙镕
Original assignee: Shanghai Fushimege Environmental Technology Co ltd
Current assignee: Shanghai Fushimege Environmental Technology Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-23
Anticipated expiration: 2032-12-28

Abstract

The utility model belongs to the technical field of sewage treatment, and particularly discloses a sewage nitrogen and phosphorus recycling treatment device which comprises a sewage pretreatment tank, a water filtering tank, a biological solidification tank and a clean water tank; the sewage pretreatment tank is characterized in that a water filtering tank is arranged at the top end inside the sewage pretreatment tank, the water filtering tank is detachably connected with the sewage pretreatment tank, a dosing tank is arranged at one side of the sewage pretreatment tank, a dosing pipeline is arranged at the bottom end inside the dosing tank in a communicating manner, the dosing pipeline bottom end is positioned inside the sewage pretreatment tank, the biological curing tank is positioned at one side of the sewage pretreatment tank, the biological curing tank is communicated with the sewage pretreatment tank through a pipeline, an algae cultivation layer is arranged inside the biological curing tank, an aeration device is arranged below the algae cultivation layer, a filter screen is arranged at the bottom end inside the biological curing tank, a clean water tank is arranged at one side of the biological curing tank, and the bottom end of the biological curing tank is communicated with the interior of the clean water tank through a pipeline.

Description

Sewage nitrogen and phosphorus recycling treatment device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a sewage nitrogen and phosphorus recycling treatment device.

Background

The village and town domestic sewage is an important component of non-point source pollution, the distribution is relatively dispersed, the water quality and the water quantity change relatively greatly along with the regional and time changes, and the village and town sewage treatment infrastructure is deficient. The integrated village and town sewage treatment equipment has small occupied area and low infrastructure cost, and gradually becomes the main flow direction of the current village and town sewage treatment. However, most of integrated equipment cannot be perfect like the traditional sewage treatment process flow due to large fluctuation of the quality and quantity of domestic sewage, so that the village domestic sewage cannot achieve a good effect in removing nitrogen and phosphorus substances.

The prior art discloses a sewage nitrogen phosphorus resourceful treatment device, patent number: CN202021439950.1, which includes a water intake tank having a water inlet, a water intake grille provided in the water intake tank; the hydrolysis tank is connected with the water inlet tank through a first water inlet pipe, a first filler is arranged in the hydrolysis tank, and a mud discharge pipe is further arranged at the bottom of the hydrolysis tank; the contact oxidation pond is connected with the hydrolysis pond through a second water inlet pipe, a second filler is arranged in the contact oxidation pond, and an aeration device is further arranged at the bottom of the contact oxidation pond; the nitrogen-phosphorus solidification pool is connected with the contact oxidation pool, a third filler is filled in the nitrogen-phosphorus solidification pool, and a water outlet is further formed in the nitrogen-phosphorus solidification pool. The device can realize the high-efficient removal of pollutants in village sewage, and partial nitrogen and phosphorus resource recycle, and device reasonable in design, the quality of treated water is good, and impact load is resisted, is fit for village domestic sewage that quality of water, water yield are undulant big. The device adopts the nitrogen phosphorus solidification pool to solidify the organic matters in the sewage, thereby realizing the purification treatment, but the sewage also contains a large amount of inorganic pollutants, which leads to the incomplete purification of the device.

Disclosure of Invention

The utility model aims to provide a sewage nitrogen and phosphorus recycling treatment device for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a sewage nitrogen and phosphorus recycling treatment device comprises a sewage pretreatment tank, a water filtering tank, a biological solidification tank and a clean water tank; the sewage pretreatment tank is characterized in that a water filtering tank is arranged at the top end inside the sewage pretreatment tank, the water filtering tank is detachably connected with the sewage pretreatment tank, a dosing tank is arranged at one side of the sewage pretreatment tank, a dosing pipeline is arranged at the bottom end inside the dosing tank in a communicating manner, the dosing pipeline bottom end is positioned inside the sewage pretreatment tank, the biological curing tank is positioned at one side of the sewage pretreatment tank, the biological curing tank is communicated with the sewage pretreatment tank through a pipeline, an algae cultivation layer is arranged inside the biological curing tank, an aeration device is arranged below the algae cultivation layer, a filter screen is arranged at the bottom end inside the biological curing tank, a clean water tank is arranged at one side of the biological curing tank, and the bottom end of the biological curing tank is communicated with the interior of the clean water tank through a pipeline.

Preferably, the clean water tank top is provided with clear water pipe, and clear water pipe one end communicates with ultraviolet sterilizer inside, and a plurality of clear water holes have been seted up to clear water pipe bottom, the inside swash plate subassembly that is provided with of clean water tank.

Preferably, the sloping plate component comprises a fixed plate, a fixed rod and a sponge layer; a plurality of fixing plates are arranged in the clean water tank and located below the clean water pipe at equal intervals, and the fixing plates are obliquely arranged.

Preferably, the bottom end of the surface of the fixing plate is provided with a fixing rod, the surface of the fixing rod is provided with a sponge layer, and the sponge layer is made of porous sponge materials.

Preferably, a filter cartridge is arranged outside the algae cultivation layer, the filter cartridge is positioned inside the biological curing tank, and the filter cartridge is in sliding connection with the inner wall of the biological curing tank.

Compared with the prior art, the utility model has the beneficial effects that: the utility model carries out multiple and multi-layer purification treatment on organic matters and inorganic matters in the sewage through the water filtering tank, the dosing tank, the algae cultivation layer, the sloping plate component and the ultraviolet sterilizer, and the arranged algae cultivation layer can solidify nitrogen and phosphorus elements in the sewage, so that the nitrogen and phosphorus elements in the sewage can be recycled, and the aim of saving resources is achieved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

In the figure: 1. a sewage pretreatment pool; 2. a water filtering tank; 3. a dosing tank; 4. a dosing pipeline; 5. a biological solidification tank; 6. an algae cultivation layer; 7. a filter cartridge; 8. an aeration device; 9. a filter screen; 10. a clean water tank; 11. a fixing plate; 12. a fixed rod; 13. a sponge layer; 14. a clear water pipe; 15. an ultraviolet sterilizer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1, the present utility model provides a technical solution: the sewage nitrogen and phosphorus recycling treatment device comprises a sewage pretreatment tank 1, a water filtering tank 2, a biological solidification tank 5 and a clean water tank 10; the sewage pretreatment tank 1 is internally provided with a water filtering tank 2 at the top end, the water filtering tank 2 can carry out preliminary filtration on sewage to remove sundries in the sewage, the water filtering tank 2 is detachably connected with the sewage pretreatment tank 1 and is used for detaching and cleaning the water filtering tank 2 when the sewage pretreatment tank 1 is blocked, one side of the sewage pretreatment tank 1 is provided with a dosing tank 3, the bottom end of the inside of the dosing tank 3 is communicated with a dosing pipeline 4, the bottom end of the dosing pipeline 4 is positioned inside the sewage pretreatment tank 1, a flocculating agent is added into the sewage pretreatment tank 1 through the dosing tank 3 and the dosing pipeline 4 to flocculate and precipitate particles in the sewage, the sewage pretreatment tank 5 is positioned on one side of the sewage pretreatment tank 1, the biological curing tank 5 is communicated with the sewage pretreatment tank 1 through a pipeline, an alga culture layer 6 is arranged inside the alga culture layer 6 and is used for curing nitrogen and phosphorus elements in the sewage, an aeration device 8 is arranged below the alga culture layer 6, the bottom end of the biological curing tank 5 is provided with a 9, one side of the biological curing tank 5 is provided with an aeration device 10, the bottom end of the biological curing tank is communicated with a water filter screen 14 through a plurality of ultraviolet light-absorbing devices 14, and the bottom end of the sewage is communicated with a water tank 14, and the bottom end of the sewage is communicated with a clean water tank 14 through a clean water pipe 14;

the clear water tank 10 is internally provided with an inclined plate assembly which comprises a fixed plate 11, a fixed rod 12 and a sponge layer 13; the clean water basin 10 is inside to be located clear water pipe 14 below equidistant a plurality of fixed plates 11 that are provided with, and fixed plate 11 is the slope setting, and fixed lever 12 is installed to fixed plate 11 surface bottom, and fixed lever 12 surface is provided with sponge layer 13, and sponge layer 13 is made by porous sponge material.

The outside of the alga culture layer 6 is provided with a filter cartridge 7, the filter cartridge 7 is positioned in the biological solidification pool 5, the filter cartridge 7 is in sliding connection with the inner wall of the biological solidification pool 5, and the solidified alga culture layer 6 can be taken out for release through the filter cartridge 7.

Working principle: when the sewage pretreatment device is used, sewage firstly enters the sewage pretreatment tank 1, the top end in the sewage pretreatment tank 1 is provided with the water filtering tank 2, the sewage is subjected to preliminary filtration by the water filtering tank 2 so as to remove impurities in the sewage, then a flocculating agent is added into the sewage pretreatment tank 1 through the dosing tank 3 and the dosing pipeline 4, particles in the sewage are flocculated and precipitated, pretreatment on the sewage is realized, then the sewage is introduced into the biological solidification tank 5, nitrogen and phosphorus in the sewage are solidified through the algae cultivation layer 6 arranged in the biological solidification tank 5, so that subsequent recovery treatment is facilitated, the solidification effect of the algae cultivation layer 6 can be enhanced by the aeration device 8 arranged in the biological solidification tank, the sewage enters the clean water tank 10 after solidification, the sewage enters the clean water pipe 14 through the sloping plate component and the clean water hole in the clean water tank 10, then can be recycled after being subjected to ultraviolet disinfection treatment by the sloping plate component, and the sewage can be subjected to further filtration and purification so as to remove the small particles in the sewage and algae carried.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. The term "comprising" an element defined by the term "comprising" 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A sewage nitrogen and phosphorus recycling treatment device is characterized in that: comprises a sewage pretreatment tank (1), a water filtering tank (2), a biological solidification tank (5) and a clean water tank (10); the sewage pretreatment pond (1) inside top is provided with drainage groove (2), drainage groove (2) are connected for dismantling with sewage pretreatment pond (1), sewage pretreatment pond (1) one side is provided with dosing tank (3), dosing tank (3) inside bottom intercommunication is provided with dosing pipeline (4), dosing pipeline (4) bottom is located inside sewage pretreatment pond (1), biological solidification pond (5) are located sewage pretreatment pond (1) one side, and biological solidification pond (5) are through pipeline intercommunication with sewage pretreatment pond (1), biological solidification pond (5) inside is provided with algae cultivation layer (6), algae cultivation layer (6) below is provided with aeration equipment (8), biological solidification pond (5) inside bottom is provided with filter screen (9), biological solidification pond (5) one side is provided with clear water pond (10), and biological solidification pond (5) bottom is through pipeline and clear water pond (10) inside intercommunication.

2. The sewage nitrogen and phosphorus recycling treatment device according to claim 1, which is characterized in that: clear water pipe (14) are arranged at the top end of clear water pond (10), one end of clear water pipe (14) is communicated with the interior of ultraviolet sterilizer (15), a plurality of clear water holes are formed in the bottom surface of clear water pipe (14), and an inclined plate assembly is arranged in clear water pond (10).

3. The sewage nitrogen and phosphorus recycling treatment device according to claim 2, which is characterized in that: the inclined plate assembly comprises a fixed plate (11), a fixed rod (12) and a sponge layer (13); a plurality of fixing plates (11) are arranged in the clear water tank (10) and below the clear water pipe (14) at equal intervals, and the fixing plates (11) are obliquely arranged.

4. A wastewater nitrogen and phosphorus recycling treatment device according to claim 3, which is characterized in that: the fixing plate is characterized in that a fixing rod (12) is fixedly arranged at the bottom end of the surface of the fixing plate (11), a sponge layer (13) is arranged on the surface of the fixing rod (12), and the sponge layer (13) is made of porous sponge materials.

5. The sewage nitrogen and phosphorus recycling treatment device according to claim 1, which is characterized in that: the alga culture layer (6) outside is provided with a filter cartridge (7), the filter cartridge (7) is located inside the biological solidification pond (5), and the filter cartridge (7) is connected with the inner wall of the biological solidification pond (5) in a sliding mode.