CN218931843U

CN218931843U - Integrated sewage treatment equipment

Info

Publication number: CN218931843U
Application number: CN202223479921.XU
Authority: CN
Inventors: 王超学; 翟鹏超; 刘洋
Original assignee: Hangzhou Oukai Membrane Technology Co ltd
Current assignee: Hangzhou Oukai Membrane Technology Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-04-28
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses integrated sewage treatment equipment which comprises a machine case, wherein a hydrolysis acidification tank, a primary denitrification tank, a primary nitrification tank, a secondary denitrification tank, a secondary nitrification tank, a sedimentation tank and a clean water tank are arranged in the machine case, an MBR (Membrane biological reactor) membrane group is arranged in the sedimentation tank, and three flow pushing devices are arranged in the hydrolysis acidification tank. The sewage treatment device comprises a primary nitrification tank, a secondary denitrification tank and a secondary nitrification tank, biochemical degradation is carried out in the primary nitrification tank, effluent enters a sedimentation tank, dissolved oxygen is controlled to be below 0.2mg/L in the sedimentation tank, an aeration pump is used for carrying out aeration and anoxic on the primary nitrification tank, the secondary nitrification tank and the sedimentation tank through an aeration pipe, COD, BOD, total nitrogen and the like in the sewage are degraded, sludge in the primary denitrification tank, the secondary denitrification tank and the sedimentation tank are respectively discharged through a dredging pump, and finally water is automatically produced through an MBR membrane, so that effluent reaches the standard, water quality which does not reach the standard is returned to a regulating tank for circulation treatment, and the effect of rapid treatment is achieved.

Description

Integrated sewage treatment equipment

Technical Field

The utility model relates to the field of sewage treatment, in particular to integrated sewage treatment equipment.

Background

With the continuous improvement of the living standard of people, the requirements on environmental conditions are increasingly improved, the national importance of garbage classification is increased, and the garbage transfer station is used as a connecting hub of villages, cities, garbage landfills and incineration plants, and is an indispensable link in the urban garbage collection, transportation and disposal process. The garbage transfer station has the characteristics of small occupied area, good concealment, large quantity, scattered positions and the like. A small amount of sewage is generated in the garbage classification process, wherein part of sewage is sewage from garbage stacking and seepage, part of sewage is sewage from garbage separation, part of sewage from equipment spraying and sweeping, the characteristics of the sewage are similar to those of fresh garbage percolate, however, the organic matters in the garbage percolate are more similar to most of humic macromolecular carbohydrates and the like, and the organic matters contain heterocyclic aromatic hydrocarbons, polycyclic aromatic hydrocarbons, phenols, alcohols, aniline compounds and the like which are difficult to degrade, so that the water quality is quite complex, the types of pollutants are more, the concentration has the complexity of short-term fluctuation and long-term change, the influence of garbage collection, climate, seasonal change and the like is caused, the fluctuation of the water quantity of percolate is larger, the influence of the seasonal change on the water quantity of the percolate is larger, the yield of the percolate is larger in summer generally, and the percolate is relatively smaller in winter.

The garbage transfer station is not only beneficial to the environmental protection of cities and towns, but also can be used for rapidly centralizing the environmental protection and the removal of obstacles of the cities and the towns, is an important environmental sanitation infrastructure of the cities, is used as a junction for connecting daily household garbage of residents and garbage disposal plants, but inevitably generates some sewage, and is imperative in order to avoid secondary pollution and reduce the influence of garbage transfer on the surrounding environment.

Accordingly, one skilled in the art provides an integrated sewage treatment apparatus to solve the problems set forth in the background art described above.

Disclosure of Invention

In order to solve the technical problems, the utility model provides:

the utility model provides an integration sewage treatment device, includes the quick-witted case, the quick-witted incasement is equipped with hydrolysis acidification tank, one-level denitrification tank, one-level nitrification tank, second grade denitrification tank, second grade nitrification tank, sedimentation tank, clean water basin, be equipped with the pump body one in the hydrolysis acidification tank, be equipped with the pump body two in the one-level denitrification tank, be equipped with the pump body three in the one-level nitrification tank, be equipped with the pump body four in the second grade denitrification tank, be equipped with the pump body five in the second grade nitrification tank, be equipped with MBR membrane group in the sedimentation tank, install three impeller in the hydrolysis acidification tank.

Preferably: aeration pipes are arranged in the primary nitrification tank, the secondary nitrification tank and the sedimentation tank, and the top ends of the aeration pipes are connected with an aeration pump.

Preferably: the MBR membrane group is connected with a self-priming pump, and the water discharge end of the self-priming pump is positioned in the clean water tank.

Preferably: the hydrolysis acidification tank is connected with the primary denitrification tank through a pump body I.

Preferably: the first-stage denitrification tank is connected with the first-stage nitrification tank through a second pump body.

Preferably: the first-stage nitrification tank is connected with the second-stage denitrification tank through a pump body III.

Preferably: the secondary denitrification tank is connected with the secondary nitrification tank through a pump body IV.

Preferably: the dredging device is characterized in that a dredging pump is arranged below the clean water tank, the pumping end of the dredging pump is respectively connected in the primary denitrification tank, the secondary denitrification tank and the sedimentation tank through pipelines, and the drainage end of the dredging pump is connected to external equipment of the chassis through pipelines.

The utility model has the technical effects and advantages that:

the hydrolysis acidification tank is pumped into the first-stage denitrification tank, the first-stage nitrification tank, the second-stage denitrification tank and the second-stage nitrification tank by the pump body I, the pump body II, the pump body III and the pump body IV for biochemical degradation, the effluent enters the sedimentation tank, dissolved oxygen in the sedimentation tank is controlled below 0.2mg/L, the aeration pump aerates and hypoxia the first-stage nitrification tank, the second-stage nitrification tank and the sedimentation tank by the aeration pipe, COD, BOD, total nitrogen and the like in sewage are degraded, sludge in the first-stage denitrification tank, the second-stage denitrification tank and the sedimentation tank is discharged by the dredging pump respectively, and finally water is automatically produced by the MBR membrane to ensure that the effluent reaches the standard, and the water quality which does not reach the standard flows back to the regulating tank for cyclic treatment, thereby achieving the effect of rapid treatment.

Drawings

Fig. 1 is a schematic structural view of an integrated sewage treatment apparatus according to an embodiment of the present application;

fig. 2 is a schematic top view of an integrated sewage treatment apparatus according to an embodiment of the present disclosure;

in the figure:

1. a chassis; 2. a hydrolytic acidification tank; 3. a primary denitrification tank; 4. a primary nitrification tank; 5. a secondary denitrification tank; 6. a secondary nitrification tank; 7. a sedimentation tank; 8. MBR membrane group; 9. a clean water tank; 10. a pump body I; 11. a pump body II; 12. a pump body III; 13. a pump body IV; 14. a pump body V; 15. an aeration pump; 16. an aeration pipe; 17. a self priming pump; 18. and a dredging pump.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Example 1

Referring to fig. 1, in this embodiment, an integrated sewage treatment device is provided, including a chassis 1, a hydrolysis acidification tank 2, a primary denitrification tank 3, a primary nitrification tank 4, a secondary denitrification tank 5, a secondary nitrification tank 6, a sedimentation tank 7, and a clean water tank 9 are disposed in the chassis 1, a pump body one 10 is disposed in the hydrolysis acidification tank 2, a pump body two 11 is disposed in the primary denitrification tank 3, a pump body three 12 is disposed in the primary nitrification tank 4, a pump body four 13 is disposed in the secondary denitrification tank 5, a pump body five 14 is disposed in the secondary nitrification tank 6, an MBR membrane set 8 is disposed in the sedimentation tank 7, and three pushers are mounted in the hydrolysis acidification tank 2. Aeration pipes 16 are arranged in the primary nitrification tank 4, the secondary nitrification tank 6 and the sedimentation tank 7, and the top ends of the aeration pipes 16 are connected with an aeration pump 15. The MBR membrane group 8 is connected with a self-priming pump 17, and the water discharge end of the self-priming pump 17 is positioned in the clean water tank 9. The hydrolytic acidification tank 2 is connected with the primary denitrification tank 3 through a pump body I10. The primary denitrification tank 3 is connected with the primary nitrification tank 4 through a pump body II 11. The primary nitrification tank 4 is connected with the secondary denitrification tank 5 through a pump body III 12. The secondary denitrification tank 5 is connected with the secondary nitrification tank 6 through a pump body IV 13. The dredging pump 18 is arranged below the clean water tank 9, the pumping end of the dredging pump 18 is respectively connected in the primary denitrification tank 3, the secondary denitrification tank 5 and the sedimentation tank 7 through pipelines, and the draining end of the dredging pump 18 is connected to external equipment of the case 1 through pipelines.

The garbage squeezing percolate and the washing vehicle wastewater of the garbage transfer station firstly enter an air floatation coagulation tank, and oil removal and slag removal are carried out through a physicochemical method. The sewage after preliminary oil removal and slag removal enters a hydrolytic acidification tank 2, and the sewage is enabled to be more biochemically through hydrolytic acidification bacteria. The hydrolytic acidification tank 2 is pumped into the primary denitrification tank 3, the primary denitrification tank 4, the secondary denitrification tank 5 and the secondary nitrification tank 6 through the pump body I10, the pump body II 11, the pump body III 12 and the pump body IV 13 for biochemical degradation, the effluent enters the sedimentation tank, dissolved oxygen is controlled below 0.2mg/L in the sedimentation tank, the aeration pump 15 aerates and hypoxia the primary nitrification tank 4, the secondary nitrification tank 6 and the sedimentation tank 7 through the aeration pipe 16, COD, BOD, total nitrogen and the like in sewage are degraded, sludge in the primary denitrification tank 3, the secondary denitrification tank 5 and the sedimentation tank 7 is discharged through the dredging pump 18 respectively, and finally the effluent reaches the standard through MBR membrane automatic water production, and the water quality is ensured not to reach the standard and flows back to the regulating tank for cyclic treatment.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. The utility model provides an integration sewage treatment device, its characterized in that, including quick-witted case (1), be equipped with in machine case (1) hydrolysis acidification tank (2), one-level denitrification tank (3), one-level nitrification tank (4), second grade denitrification tank (5), second grade nitrification tank (6), sedimentation tank (7), clean water basin (9), be equipped with pump body one (10) in hydrolysis acidification tank (2), be equipped with pump body two (11) in one-level denitrification tank (3), be equipped with pump body three (12) in one-level nitrification tank (4), be equipped with pump body four (13) in second grade denitrification tank (5), be equipped with pump body five (14) in second grade nitrification tank (6), be equipped with MBR membrane group (8) in sedimentation tank (7), install three impeller in hydrolysis acidification tank (2).

2. The integrated sewage treatment device according to claim 1, wherein aeration pipes (16) are arranged in the primary nitrification tank (4), the secondary nitrification tank (6) and the sedimentation tank (7), and an aeration pump (15) is connected to the top ends of the aeration pipes (16).

3. An integrated sewage treatment device according to claim 1, characterized in that the MBR membrane group (8) is connected with a self-priming pump (17), and the drainage end of the self-priming pump (17) is positioned in the clean water tank (9).

4. An integrated sewage treatment device according to claim 1, characterized in that the hydrolytic acidification tank (2) is connected with the primary denitrification tank (3) through a pump body I (10).

5. An integrated sewage treatment device according to claim 1, characterized in that the primary denitrification tank (3) is connected with the primary nitrification tank (4) through a pump body two (11).

6. An integrated sewage treatment device according to claim 1, characterized in that the primary nitrification tank (4) is connected to the secondary denitrification tank (5) by a pump body three (12).

7. An integrated sewage treatment device according to claim 1, characterized in that the secondary denitrification tank (5) is connected with the secondary nitrification tank (6) through a pump body four (13).

8. The integrated sewage treatment device according to claim 1, wherein a dredging pump (18) is arranged below the clean water tank (9), the pumping end of the dredging pump (18) is respectively connected in the primary denitrification tank (3), the secondary denitrification tank (5) and the sedimentation tank (7) through pipelines, and the draining end of the dredging pump (18) is connected to external equipment of the chassis (1) through pipelines.