CN212924727U

CN212924727U - Sponge municipal sewage treatment plant

Info

Publication number: CN212924727U
Application number: CN202021032334.4U
Authority: CN
Inventors: 李婷
Original assignee: Suzhou Xinjianyuan Construction Technology Research Co ltd
Current assignee: Suzhou Industrial Park Urban Development Research Institute Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-04-09
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses a sponge municipal sewage treatment plant relates to sewage treatment technical field, and is big for solving current sewage treatment plant area, and the running cost is high and the inconvenient problem of maintenance. One side of filtering ponds is provided with the sedimentation tank, one side of sedimentation tank is provided with biological contact oxidation pond, one side of biological contact oxidation pond is provided with the disinfection pond, one side of disinfection pond is provided with the clean water basin, be provided with the first weir mouth that overflows between sedimentation tank and the biological contact oxidation pond, it overflows the weir mouth to be provided with the second between biological contact oxidation pond and the disinfection pond, it overflows the weir mouth to be provided with the third between disinfection pond and the clean water basin, install first baffle between filtering ponds and the sedimentation tank, the lower extreme of first baffle is provided with logical groove, filter screen is installed to one side of first baffle, the pipe chute is installed to the opposite side of first baffle, the lower extreme of sedimentation tank is provided with the mud collection fill, the internally mounted of mud collection fill has the mud pipe.

Description

Sponge municipal sewage treatment plant

Technical Field

The utility model relates to a sewage treatment technical field specifically is a sponge municipal sewage treatment plant.

Background

With the continuous advance of the deep innovation, the urban construction focuses more on the green and healthy development of ecological environment protection, and focuses on the sustainable development of protecting the urban environment while pursuing economic benefits, the sponge city is a new generation urban rainfall flood management concept, and means that the city has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters caused by rainwater and the like, and can be called as a water elasticity city. Sponge city construction should follow ecological priority principle etc. combines together natural way and artificial measures, under the prerequisite of guaranteeing urban drainage waterlogging prevention safety, furthest realizes that rainwater stores up, permeates and purifies in the urban area, promotes the utilization of rainwater resource and ecological environment protection.

However, the existing sewage treatment device occupies a large area, is high in operation cost and inconvenient to maintain, so that the existing requirements are not met, and the sponge urban sewage treatment device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sponge municipal sewage treatment plant to the current sewage treatment plant area who provides in solving above-mentioned background art is big, the high and inconvenient problem of maintenance of running cost.

In order to achieve the above object, the utility model provides a following technical scheme: a sponge municipal sewage treatment device comprises a filter tank, wherein one side of the filter tank is provided with a sedimentation tank, one side of the sedimentation tank is provided with a biological contact oxidation tank, one side of the biological contact oxidation tank is provided with a disinfection tank, one side of the disinfection tank is provided with a clean water tank, a first overflowing weir notch is arranged between the sedimentation tank and the biological contact oxidation tank, a second overflowing weir notch is arranged between the biological contact oxidation tank and the disinfection tank, a third overflowing weir notch is arranged between the disinfection tank and the clean water tank, a first baffle is arranged between the filter tank and the sedimentation tank, the lower end of the first baffle is provided with a through groove, one side of the first baffle is provided with a filter grid, the other side of the first baffle is provided with an inclined pipe, the lower end of the sedimentation tank is provided with a sludge collecting hopper, a sludge discharge pipe is arranged in the sludge collecting hopper, and a second baffle is arranged in the biological contact oxidation tank, the utility model discloses a biological contact oxidation pond, including biological contact oxidation pond, intake pipe, aeration pipe, motor, disinfection pond, the internally mounted of biological contact oxidation pond has the intake pipe, and the intake pipe is located one side of second baffle, the opposite side of second baffle is provided with the filler, the aeration pipe is installed to the one end of intake pipe, the internally mounted of disinfection pond has the puddler, the motor is installed to the upper end of puddler, and the motor is located the upper end of disinfection pond, the place ahead of disinfection pond upper end is provided with disinfectant and throw.

Preferably, the positioning disc is installed at the upper end of the filtering grid, and water inlets are formed in the upper ends of the positioning disc and the filtering grid.

Preferably, the filter grid is connected with the positioning disc in a welding mode.

Preferably, the motor is connected with the disinfection tank through screws.

Preferably, the first partition plate is connected with the sedimentation tank in a welding mode, and the biological contact oxidation tank is connected with the second partition plate in a welding mode.

Preferably, the stirring rod is connected with the motor through a coupling.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a with filtering ponds, sedimentation tank, biological contact oxidation pond, disinfection pond and clean water basin installation together carry out sewage treatment, reduced sewage treatment plant's area greatly, overflow weir crest through first, second and overflow the sewage that weir crest realized among the sewage treatment process and carry through the weir crest, replace each pump body and pipeline, reduced running cost to it is comparatively convenient to the maintenance of device.

2. The utility model discloses a filter the big piece rubbish and the impurity of grid interception sewage, carry out preliminary clearance to sewage, rubbish is held in the inside of filter the grid, be convenient for subsequent processing, when sewage gets into the sedimentation tank, rivers slowly rise through the pipe chute, the flocculation impurity deposits the whereabouts on the pipe chute and gets into the mud bucket, finally discharge through the mud pipe, the aeration pipe aeration in biological contact oxidation pond, oxygenate sewage, and make the sewage in the cell body be in the mobile state, in order to guarantee sewage and the abundant contact of filler, with the organic matter of biomembrane adsorption sewage, under aerobic condition, the organic matter is by microorganism oxidative decomposition, sewage is purified, throw throwing mouthful disinfectant and sewage mixing through the disinfectant, the puddler rotates to improve mixed effect and realizes the disinfection to sewage, kill pathogenic microorganism, sewage after final processing gets into the inside of clean water basin, the whole device can comprehensively purify sewage.

Drawings

FIG. 1 is a schematic structural view of a sponge municipal sewage treatment plant of the present invention;

FIG. 2 is a schematic structural view of the filter grid of the present invention;

fig. 3 is a schematic structural view of the aeration pipe of the present invention.

In the figure: 1. a filtration tank; 2. a sedimentation tank; 3. a biological contact oxidation pond; 4. a disinfection tank; 5. a clean water tank; 6. a first weir crest; 7. a second overflow weir crest; 8. a third overflow weir crest; 9. a first separator; 10. filtering the grating; 11. a through groove; 12. a mud collection hopper; 13. a sludge discharge pipe; 14. an inclined tube; 15. a second separator; 16. an air inlet pipe; 17. an aeration pipe; 18. a filler; 19. a stirring rod; 20. a motor; 21. a disinfectant adding port; 22. a water outlet; 23. positioning a plate; 24. a water inlet.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a sponge municipal sewage treatment device comprises a filter tank 1, wherein one side of the filter tank 1 is provided with a sedimentation tank 2, one side of the sedimentation tank 2 is provided with a biological contact oxidation tank 3, one side of the biological contact oxidation tank 3 is provided with a disinfection tank 4, one side of the disinfection tank 4 is provided with a clean water tank 5, a first overflow weir 6 is arranged between the sedimentation tank 2 and the biological contact oxidation tank 3, a second overflow weir 7 is arranged between the biological contact oxidation tank 3 and the disinfection tank 4, a third overflow weir 8 is arranged between the disinfection tank 4 and the clean water tank 5, a first clapboard 9 is arranged between the filter tank 1 and the sedimentation tank 2, the lower end of the first clapboard 9 is provided with a through groove 11, one side of the first clapboard 9 is provided with a filter grid 10, the other side of the first clapboard 9 is provided with an inclined pipe 14, the lower end of the sedimentation tank 2 is provided with a sludge collecting hopper 12, the sludge discharging pipe 13 is arranged inside the sludge collecting, the water flow slowly rises through the inclined pipe 14, flocculated impurities are precipitated on the inclined pipe 14 and fall into the sludge collecting hopper 12, and are finally discharged through the sludge discharge pipe 13, the second partition plate 15 is installed inside the biological contact oxidation pond 3, the air inlet pipe 16 is installed inside the biological contact oxidation pond 3 and is positioned on one side of the second partition plate 15, the filler 18 is arranged on the other side of the second partition plate 15, the aeration pipe 17 is installed at one end of the air inlet pipe 16, the aeration pipe 17 is used for oxygenating the sewage and enables the sewage in the biological contact oxidation pond 3 to be in a flowing state so as to ensure the sufficient contact between the sewage and the filler 18, the biological membrane is used for adsorbing organic matters in the sewage, the stirring rod 19 is installed inside the disinfection pond 4, the motor 20 is installed at the upper end of the stirring rod 19, the motor 20 is positioned at the upper end of the disinfection pond 4, the disinfectant adding port 21 is arranged in front of the upper end of the disinfection pond, the disinfectant is added through the disinfectant adding port 21, under the stirring of the stirring rod 19, the disinfectant and the sewage are fully mixed, the sewage is disinfected, pathogenic microorganisms are killed, and the disinfected sewage enters the clean water tank 5 through the third overflowing weir crest 8 and can be discharged through the water outlet 22.

Further, a positioning disc 23 is installed at the upper end of the filtering grid 10, and a water inlet 24 is formed in the upper ends of the positioning disc 23 and the filtering grid 10, so that the filtering grid 10 can be placed quickly.

Further, filtering grid 10 and positioning disk 23 welded connection hold back bold rubbish and impurity in the sewage, carry out preliminary clearance to sewage.

Further, the motor 20 is connected with the disinfection tank 4 through screws, and maintenance is facilitated.

Furthermore, the first partition plate 9 is connected with the sedimentation tank 2 in a welding mode, the biological contact oxidation tank 3 is connected with the second partition plate 15 in a welding mode, the welding connection is good in air tightness and water tightness, the structural rigidity is high, the structural integrity is good, labor and time are saved, the sectional area of materials is not reduced, and the materials are fully utilized.

Furthermore, the stirring rod 19 is connected with the motor 20 through a coupler, so that the transmission efficiency is high, and the operation is reliable.

The working principle is as follows: when in use, sewage enters the inside of the filtering tank 1 through the water inlet 24, is filtered through the filtering grid 10, blocks of garbage and impurities in the sewage are intercepted, the sewage is primarily cleaned, the garbage is intercepted inside the filtering grid 10, and is convenient for subsequent treatment, the filtered sewage enters the inside of the sedimentation tank 2 through the through groove 11, water flow slowly rises through the inclined pipe 14, flocculated impurities are precipitated on the inclined pipe 14 and fall into the sludge collecting hopper 12, and are finally discharged through the sludge discharge pipe 13, the precipitated sewage enters the inside of the biological contact oxidation tank 3 through the first overflowing weir crest 6, the air inlet pipe 16 in the biological contact oxidation tank 3 is used for air inlet, aeration is carried out through the aeration pipe 17, the sewage is oxygenated, the sewage in the biological contact oxidation tank 3 is in a flowing state, so as to ensure that the sewage is fully contacted with the filler 18, organic matters in the sewage are adsorbed by a biological membrane, under the aerobic condition, organic matter is by microbial oxidation decomposition for sewage obtains purifying, and the sewage after purifying flows over weir crest 7 through the second and gets into the inside of disinfection pond 4, and motor 20 drives puddler 19 and rotates, stirs sewage, throws the mouth 21 through disinfectant and throws disinfectant, and under the stirring of puddler 19, intensive mixing between disinfectant and sewage realizes the disinfection to sewage, kills pathogenic microorganism, and the sewage after the completion of disinfecting flows over weir crest 8 through the third and gets into the inside of clean water basin 5, can discharge through delivery port 22.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A sponge city sewage treatment device, comprising a filter tank (1), characterized in that: one side of the filter tank (1) is provided with a sedimentation tank (2), and one side of the sedimentation tank (2) is provided with There is a biological contact oxidation tank (3), one side of the biological contact oxidation tank (3) is provided with a disinfection tank (4), one side of the disinfection tank (4) is provided with a clear water tank (5), and the sedimentation tank (4) is provided with a clean water tank (5). A first overflow weir (6) is arranged between the tank (2) and the biological contact oxidation tank (3), and a second overflow weir (6) is arranged between the biological contact oxidation tank (3) and the disinfection tank (4). 7), a third overflow weir (8) is arranged between the disinfection tank (4) and the clear water tank (5), and a first partition is installed between the filter tank (1) and the sedimentation tank (2). (9), the lower end of the first partition plate (9) is provided with a through groove (11), a filter grid (10) is installed on one side of the first partition plate (9), and the first partition plate (9) is An inclined pipe (14) is installed on the other side of (9), a mud collecting bucket (12) is installed at the lower end of the sedimentation tank (2), and a mud discharging pipe (13) is installed inside the mud collecting bucket (12). ), a second partition plate (15) is installed inside the biological contact oxidation tank (3), an air inlet pipe (16) is installed inside the biological contact oxidation tank (3), and the air inlet pipe (16) is located in the first One side of the second partition plate (15), the other side of the second partition plate (15) is provided with a filler (18), one end of the air inlet pipe (16) is installed with an aeration pipe (17), the said A stirring rod (19) is installed inside the disinfection tank (4), a motor (20) is installed on the upper end of the stirring rod (19), and the motor (20) is located at the upper end of the disinfection tank (4), and the disinfection tank ( 4) A disinfectant feeding port (21) is provided in front of the upper end, and a water outlet (22) is provided on one side outside the clear water pool (5).

2. A sponge city sewage treatment device according to claim 1, characterized in that: a positioning plate (23) is installed on the upper end of the filter grid (10), the positioning plate (23) and the filter grid The upper ends of (10) are provided with water inlets (24).

3. A sponge city sewage treatment device according to claim 1, characterized in that: the filter grid (10) is connected to the positioning plate (23) by welding.

4. A sponge city sewage treatment device according to claim 1, characterized in that: the motor (20) and the disinfection tank (4) are connected by screws.

5. A sponge city sewage treatment device according to claim 1, characterized in that: the first separator (9) is connected to the sedimentation tank (2) by welding, and the biological contact oxidation tank (3) is connected to the first separator (9). The two separators (15) are connected by welding.

6. A sponge city sewage treatment device according to claim 1, characterized in that: the stirring rod (19) is connected with the motor (20) through a coupling.