CN211521959U - Multistage sewage treatment pond - Google Patents

Multistage sewage treatment pond Download PDF

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Publication number
CN211521959U
CN211521959U CN201922323367.8U CN201922323367U CN211521959U CN 211521959 U CN211521959 U CN 211521959U CN 201922323367 U CN201922323367 U CN 201922323367U CN 211521959 U CN211521959 U CN 211521959U
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China
Prior art keywords
tank
pond
filtering
aerobic
disinfection
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CN201922323367.8U
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Chinese (zh)
Inventor
阮晓卿
廖志广
吴如杰
宗慧慧
张彦朴
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Nanjing Zixinhuicui Environmental Technology Co ltd
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Nanjing Zixinhuicui Environmental Technology Co ltd
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Abstract

The utility model discloses a multistage sewage treatment pond relates to sewage treatment technical field, for solving the higher and not good problem of treatment effect of current sewage treatment pond running cost. One side of filtering sedimentation tank is provided with the anaerobism pond, one side of anaerobism pond is provided with good oxygen pond, one side of good oxygen pond is provided with the disinfection pond, one side of disinfection pond is provided with the clean water basin, filter the upper end of sedimentation tank and install the filter basket, the upper end of filter basket is installed and is carried the arm-tie, the centre of carrying the arm-tie upper end is provided with the water inlet, one side of filtering sedimentation tank inside bottom is provided with first precipitation tank, the opposite side of filtering sedimentation tank inside bottom is provided with the second precipitation tank, first mud pipe is all installed to the lower extreme of first precipitation tank and second precipitation tank, the second mud pipe is installed to the lower extreme of first mud pipe, and first mud pipe and second mud pipe all are located the outside of filtering sedimentation tank.

Description

Multistage sewage treatment pond
Technical Field
The utility model relates to a sewage treatment technical field specifically is a multistage sewage treatment pond.
Background
Sewage treatment: the sewage is purified to reach the water quality requirement of being discharged into a certain water body or being reused. The sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and increasingly enters the daily life of common people, the sewage treatment is a procedure frequently needed in the field of industrial production at present, and especially for various industries such as textile, papermaking, printing and dyeing, chemical industry and the like, because the quantity of wastewater is large, if the reliable sewage treatment is not carried out, the environment is seriously polluted.
However, the existing sewage treatment tank has high operation cost and poor treatment effect, so that the existing requirements are not met, and a multistage sewage treatment tank is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multistage sewage treatment pond to solve the higher and not good problem of treatment effect of current sewage treatment pond running cost who proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a multi-stage sewage treatment tank comprises a filtering sedimentation tank, wherein an anaerobic tank is arranged on one side of the filtering sedimentation tank, an aerobic tank is arranged on one side of the anaerobic tank, a disinfection tank is arranged on one side of the aerobic tank, a clean water tank is arranged on one side of the disinfection tank, a filter basket is installed at the upper end of the filtering sedimentation tank, a pulling plate is installed at the upper end of the filter basket, a water inlet is formed in the middle of the upper end of the pulling plate, a first sedimentation tank is arranged on one side of the bottom end inside the filtering sedimentation tank, a second sedimentation tank is arranged on the other side of the bottom end inside the filtering sedimentation tank, first sludge discharge pipes are installed at the lower ends of the first sedimentation tank and the second sedimentation tank, second sludge discharge pipes are installed at the lower ends of the first sludge discharge pipes, the first sludge discharge pipes and the second sludge discharge pipes are located outside the filtering sedimentation tank, and support legs are installed at the lower ends of, and the support legs are welded with the filtering sedimentation tank.
Preferably, a partition board is arranged inside the anaerobic tank, and anaerobic bacteria are arranged on one side of the partition board.
Preferably, the inside of good oxygen pond is provided with good oxygen activated sludge, the aeration pipe is installed to the inside bottom of good oxygen pond, the aeration fan is installed to the rear of good oxygen pond, install the intake pipe between aeration fan and the good oxygen pond, and the one end of intake pipe passes through flange joint with the aeration fan.
Preferably, the motor is installed in the middle of disinfection pond upper end, the puddler is installed to the lower extreme of motor, and the puddler passes through the coupling joint with the motor.
Preferably, a disinfectant adding port is formed in one side of the upper end of the disinfection tank.
Preferably, a fourth overflowing weir crest is arranged between the filtering sedimentation tank and the anaerobic tank, a first overflowing weir crest is arranged between the anaerobic tank and the aerobic tank, a second overflowing weir crest is arranged between the aerobic tank and the disinfection tank, and a third overflowing weir crest is arranged between the disinfection tank and the clean water tank.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a all be provided with corresponding weir mouth that overflows between each grade treatment tank, reduced the use quantity of the pump body to the running cost has been reduced.
2. The utility model discloses a carry the arm-tie and can pull out the filter basket, be convenient for to the rapid processing of internal impurity, make the organic matter take place to hydrolyze through the anaerobism pond, acidizing and methanation, remove the organic matter in the sewage, and improve the biodegradability of sewage, be favorable to subsequent aerobic treatment, the inside good oxygen activated sludge of good oxygen pond adsorbs, the degradation organic matter, let activated sludge carry out aerobic respiration, further decompose into the inorganic matter to the organic matter, remove most COD in the sewage, organic matter such as ammonia nitrogen, make disinfectant and sewage mix through the disinfection pond, disinfect, kill and handle in the back sewage and with pathogenic microorganism, whole sewage treatment pond is better to the treatment effect of sewage.
Drawings
Fig. 1 is a schematic view of the overall structure of a multi-stage sewage treatment tank of the present invention;
FIG. 2 is a schematic structural view of an aeration blower of the present invention;
fig. 3 is a schematic structural view of the aeration pipe of the present invention.
In the figure: 1. filtering the sedimentation tank; 2. an anaerobic tank; 3. an aerobic tank; 4. a disinfection tank; 5. a clean water tank; 6. a filter basket; 7. lifting the plate; 8. a water inlet; 9. a first settling tank; 10. a second precipitation tank; 11. a first sludge discharge pipe; 12. a second sludge discharge pipe; 13. a support leg; 14. a partition plate; 15. anaerobic bacteria; 16. a first weir crest; 17. aerobic activated sludge; 18. an aeration pipe; 19. an aeration fan; 20. an air inlet pipe; 21. a motor; 22. a stirring rod; 23. a disinfectant adding port; 24. a second overflow weir crest; 25. a third overflow weir crest; 26. and a fourth overflow weir crest.
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 multi-stage sewage treatment pool comprises a filtering sedimentation tank 1, wherein one side of the filtering sedimentation tank 1 is provided with an anaerobic tank 2, one side of the anaerobic tank 2 is provided with an aerobic tank 3, one side of the aerobic tank 3 is provided with a disinfection tank 4, one side of the disinfection tank 4 is provided with a clean water tank 5, the upper end of the filtering sedimentation tank 1 is provided with a filter basket 6, the upper end of the filter basket 6 is provided with a pulling plate 7, the middle of the upper end of the pulling plate 7 is provided with a water inlet 8, one side of the inner bottom end of the filtering sedimentation tank 1 is provided with a first sedimentation tank 9, the other side of the inner bottom end of the filtering sedimentation tank 1 is provided with a second sedimentation tank 10, the lower ends of the first sedimentation tank 9 and the second sedimentation tank 10 are both provided with a first sludge discharge pipe 11, the lower end of the first sludge discharge pipe 11 is provided with a second sludge discharge pipe 12, the first sludge discharge pipe 11 and the second sludge discharge pipe 12 are both positioned outside, and stabilizer blade 13 and filtration sedimentation tank 1 welded connection, sewage passes through water inlet 8 and gets into the inside of filtration sedimentation tank 1, through the inside large granule impurity of filter basket 6 filtering, and the sewage after the filtration deposits inside mud through first precipitation tank 9 and second precipitation tank 10 to it discharges to connect the sludge pump through second mud pipe 12.
Further, the internally mounted of anaerobism pond 2 has baffle 14, and one side of baffle 14 is provided with anaerobe 15, and anaerobe pond 2 utilizes the effect of anaerobe 15, makes the organic matter take place to hydrolyze, acidize and methanation, removes the organic matter in the sewage to improve the biodegradability of sewage, be favorable to subsequent aerobic treatment.
Further, aerobic activated sludge 17 is arranged in the aerobic tank 3, an aeration pipe 18 is arranged at the bottom end in the aerobic tank 3, an aeration fan 19 is arranged behind the aerobic tank 3, an air inlet pipe 20 is arranged between the aeration fan 19 and the aerobic tank 3, one end of the air inlet pipe 20 is connected with the aeration fan 19 through a flange, the oxygen content in the aerobic tank 3 is controlled through the aeration pipe 18, and the maximum benefit of microorganisms is ensured to perform aerobic respiration.
Further, install motor 21 in the middle of the 4 upper ends in disinfection pond, puddler 22 is installed to the lower extreme of motor 21, and puddler 22 passes through the coupling joint with motor 21, drives puddler 22 through motor 21 and stirs sewage, makes disinfectant and sewage mix.
Further, a disinfectant adding port 23 is formed in one side of the upper end of the disinfection tank 4, and a corresponding disinfectant is added through the disinfectant adding port 23.
Further, a fourth overflow weir crest 26 is arranged between the filtering sedimentation tank 1 and the anaerobic tank 2, a first overflow weir crest 16 is arranged between the anaerobic tank 2 and the aerobic tank 3, a second overflow weir crest 24 is arranged between the aerobic tank 3 and the disinfection tank 4, and a third overflow weir crest 25 is arranged between the disinfection tank 4 and the clean water tank 5, so that the number of used pump bodies is reduced, and the operation cost is reduced.
The working principle is as follows: when the device is used, sewage enters the interior of the filtering sedimentation tank 1 through the water inlet 8, large-particle impurities in the sewage are filtered through the filtering basket 6, the filtering basket 6 can be drawn out through the pulling plate 7, so that filter residues in the filtering basket 6 can be conveniently treated, the filtered sewage is precipitated through the first sedimentation tank 9 and the second sedimentation tank 10 and is discharged through the sludge pump connected with the second sludge discharge pipe 12, supernatant liquid enters the interior of the anaerobic tank 2 through the fourth flow weir crest 26, the anaerobic tank 2 makes the organic matters undergo hydrolysis, acidification and methanation by utilizing the action of anaerobic bacteria 15, the organic matters in the sewage are removed, the biodegradability of the sewage is improved, the subsequent aerobic treatment is facilitated, the sewage enters the interior of the aerobic tank 3 through the first flow weir crest 16, the aerobic activated sludge 17 in the aerobic tank 3 adsorbs and degrades the organic matters, and the aerobic activated sludge 17 is subjected to aerobic respiration, further decompose organic matter into the inorganic matter, remove most COD in the sewage, organic matters such as ammonia nitrogen, get rid of the pollutant, through the inside oxygen content of aeration pipe 18 control aerobic tank 3, guarantee that the biggest benefit of microorganism is aerobic to breathe, sewage passes through second overflow weir notch 24 and gets into the inside of disinfection pond 4, throw corresponding disinfectant through disinfectant throwing port 23, for example, sodium hypochlorite, liquid chlorine or calcium hypochlorite, drive puddler 22 through motor 21 and mix sewage, make disinfectant and sewage mix, disinfect, kill after the processing in the sewage and with pathogenic microorganism, whole sewage treatment tank is better to the treatment effect of sewage, sewage after the processing passes through third overflow weir notch 25 and gets into clear water basin 5, can reach the standard and discharge.
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 (6)

1. The utility model provides a multistage sewage treatment pond, includes filtering sedimentation tank (1), its characterized in that: an anaerobic tank (2) is arranged on one side of the filtering and settling tank (1), an aerobic tank (3) is arranged on one side of the anaerobic tank (2), a disinfection tank (4) is arranged on one side of the aerobic tank (3), a clean water tank (5) is arranged on one side of the disinfection tank (4), a filter basket (6) is installed on the upper end of the filtering and settling tank (1), a lifting plate (7) is installed on the upper end of the filter basket (6), a water inlet (8) is formed in the middle of the upper end of the lifting plate (7), a first settling tank (9) is arranged on one side of the inner bottom of the filtering and settling tank (1), a second settling tank (10) is arranged on the other side of the inner bottom of the filtering and settling tank (1), a first sludge discharge pipe (11) is installed at the lower ends of the first settling tank (9) and the second settling tank (10), a second sludge discharge pipe (12) is installed at the lower end of the first sludge, and first mud pipe (11) and second mud pipe (12) all are located the outside of filtering sedimentation tank (1), stabilizer blade (13) are all installed to the lower extreme of filtering sedimentation tank (1) outside both sides, and stabilizer blade (13) and filtering sedimentation tank (1) welded connection.
2. A multistage wastewater treatment basin according to claim 1, characterized in that: the anaerobic tank is characterized in that a partition plate (14) is arranged inside the anaerobic tank (2), and anaerobic bacteria (15) are arranged on one side of the partition plate (14).
3. A multistage wastewater treatment basin according to claim 1, characterized in that: the aerobic activated sludge aeration device is characterized in that aerobic activated sludge (17) is arranged in the aerobic tank (3), an aeration pipe (18) is installed at the bottom end of the interior of the aerobic tank (3), an aeration fan (19) is installed at the rear of the aerobic tank (3), an air inlet pipe (20) is installed between the aeration fan (19) and the aerobic tank (3), and one end of the air inlet pipe (20) is connected with the aeration fan (19) through a flange.
4. A multistage wastewater treatment basin according to claim 1, characterized in that: the motor (21) is installed to the centre of disinfection pond (4) upper end, puddler (22) are installed to the lower extreme of motor (21), and puddler (22) pass through the coupling joint with motor (21).
5. A multistage wastewater treatment basin according to claim 1, characterized in that: and a disinfectant adding port (23) is formed in one side of the upper end of the disinfection tank (4).
6. A multistage wastewater treatment basin according to claim 1, characterized in that: be provided with fourth weir crest (26) that overflows between filter sedimentation tank (1) and anaerobism pond (2), be provided with first weir crest (16) that overflows between anaerobism pond (2) and good oxygen pond (3), be provided with second weir crest (24) that overflows between good oxygen pond (3) and disinfection pond (4), be provided with third weir crest (25) that overflows between disinfection pond (4) and clean water basin (5).
CN201922323367.8U 2019-12-23 2019-12-23 Multistage sewage treatment pond Active CN211521959U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922323367.8U CN211521959U (en) 2019-12-23 2019-12-23 Multistage sewage treatment pond

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922323367.8U CN211521959U (en) 2019-12-23 2019-12-23 Multistage sewage treatment pond

Publications (1)

Publication Number Publication Date
CN211521959U true CN211521959U (en) 2020-09-18

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ID=72466288

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922323367.8U Active CN211521959U (en) 2019-12-23 2019-12-23 Multistage sewage treatment pond

Country Status (1)

Country Link
CN (1) CN211521959U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113501627A (en) * 2021-08-05 2021-10-15 北京中海沃邦能源投资有限公司石楼分公司 Domestic sewage treatment system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113501627A (en) * 2021-08-05 2021-10-15 北京中海沃邦能源投资有限公司石楼分公司 Domestic sewage treatment system

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