CN214654317U - Integrated sewage treatment device - Google Patents

Abstract

An integrated sewage treatment device comprises a shell, a microorganism treatment mechanism, a precipitation mechanism, a filtering mechanism, a sludge treatment mechanism and a control device; the shell is hollow and is provided with a first opening, a second opening, a water inlet, a water outlet and an oxygen supply port; the first opening is arranged at the top of the shell and communicated with the microorganism treatment mechanism, and the second opening is arranged at the bottom of the shell and used for discharging sludge; the microorganism processing mechanism is arranged in the shell, one end of the microorganism processing mechanism is communicated with the water inlet and the oxygen supply port respectively, and the other end of the microorganism processing mechanism is communicated with the precipitation mechanism through a pipeline; the sedimentation mechanism is arranged in the shell, one end of the sedimentation mechanism is communicated with the filtering mechanism through a pipeline, and the other end of the sedimentation mechanism is communicated with the sludge treatment mechanism through a pipeline; the control device is arranged on the shell and is electrically connected with the microorganism treatment mechanism, the sedimentation mechanism, the filtering mechanism and the sludge treatment mechanism respectively, and the control device can be connected with external power supply equipment.

Description

Integrated sewage treatment device

Technical Field

The utility model relates to a sewage treatment technical field specifically is an integration sewage treatment plant.

Background

Sewage treatment refers to a process of making sewage meet the water quality requirement for discharge into a certain water body or reuse and purifying the sewage.

The existing sewage treatment device is large in size, relates to a plurality of treatment processes (such as a filter tank, a biochemical tank and the like), and has the defects that the devices are dispersed, the number of connected pipelines is large and complex, and the devices cannot be integrally and intensively installed, so that the occupied area is large, the cost is high, and the device can only adapt to the processing requirements of large-scale factories; in addition, the large-scale equipment increases manpower and cost in the carrying process; is not suitable for sewage treatment in small areas such as schools, hotels or restaurants.

Therefore, there is a need for an improvement to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides an integration sewage treatment plant, each processing agency integrate and concentrate the installation, reduce its volume, be applicable to small-size regional sewage treatment.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme:

an integrated sewage treatment device comprises a shell, a microorganism treatment mechanism, a precipitation mechanism, a filtering mechanism, a sludge treatment mechanism and a control device; the shell is hollow and is provided with a first opening, a second opening, a water inlet, a water outlet and an oxygen supply port; the first opening is arranged at the top of the shell and communicated with the microorganism treatment mechanism, and the second opening is arranged at the bottom of the shell and used for discharging sludge; the microorganism processing mechanism is arranged in the shell, one end of the microorganism processing mechanism is communicated with the water inlet and the oxygen supply port respectively, and the other end of the microorganism processing mechanism is communicated with the precipitation mechanism through a pipeline; the sedimentation mechanism is arranged in the shell, one end of the sedimentation mechanism is communicated with the filtering mechanism through a pipeline, and the other end of the sedimentation mechanism is communicated with the sludge treatment mechanism through a pipeline; the control device is installed on the shell, the control device is electrically connected with the microorganism treatment mechanism, the sedimentation mechanism, the filtering mechanism and the sludge treatment mechanism respectively, and the control device can be connected with external power supply equipment.

Preferably, the microorganism processing mechanism comprises a first box body, a rotary drum, a biofilm disk and a first driving piece; the first box body is in a hollow design, and the top of the first box body is communicated with the oxygen supply port; the rotating drum is rotatably arranged in the first box body, the rotating drum is communicated with the first opening and the water inlet respectively, the rotating drum is hollow, and the side wall of the rotating drum is in a net shape; the biofilm disk is mounted on the rotating drum; the first driving piece is arranged at the bottom of the first box body and is in driving connection with the rotary drum.

Preferably, the biofilm disk is provided with a plurality of biofilm disks, and the plurality of biofilm disks are respectively arranged on the rotating drum at intervals.

Preferably, the device further comprises a first cylindrical screen with a net-shaped design, wherein the first cylindrical screen is detachably arranged in the rotary drum, and the mesh opening size of the first cylindrical screen is equal to that of the rotary drum.

Preferably, the sedimentation mechanism comprises a second box body, a second cylindrical sieve, a first water pump and a liquid medicine spraying device; the second box body is in a hollow design, and the interior of the second box body is in a spherical design; the second cylindrical screen is arranged in the second box body, the second cylindrical screen is designed in a net shape, and the mesh aperture of the second cylindrical screen is smaller than that of the first cylindrical screen; one end of the first water pump is communicated with the second box body through a pipeline; the other end of the first water pump is communicated with the first box body through a pipeline and used for pumping the water body of the first box body.

Preferably, the filtering mechanism comprises a third tank, a filtering layer and a second water pump; the third box body is hollow, and the bottom of the third box body is communicated with the water outlet; the filter layer is arranged in the third box body and is provided with three layers; one end of the second water pump is communicated with the third box body through a pipeline; the other end of the second water pump is communicated with the second box body through a pipeline, and the pipeline penetrates through the second box body and extends into the second cylindrical sieve to be used for pumping the water body in the second cylindrical sieve.

Preferably, the sludge treatment mechanism comprises a fourth box body, a turnover plate, a second driving piece, a drying assembly and a sludge pump; the fourth box body is in a hollow design, and a third opening is formed in the bottom of the fourth box body; the turnover plate is rotatably arranged at the third opening and can cover the third opening; the second driving piece is arranged at an opening of the fourth box body and is in driving connection with the turnover plate; the drying assembly is rotatably arranged in the fourth box body and is used for stirring and drying sludge; one end of the sludge pump is communicated with the fourth box body through a pipeline; the other end of the sludge pump is communicated with the second box body through a pipeline and is used for pumping sludge in the second box body.

Preferably, the cover door is rotatably installed at the first opening and used for opening or closing the first opening.

(III) advantageous effects

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

an integrated sewage treatment device comprises a shell, a microorganism treatment mechanism, a precipitation mechanism, a filtering mechanism, a sludge treatment mechanism and a control device; the shell is hollow and is provided with a first opening, a second opening, a water inlet, a water outlet and an oxygen supply port; the first opening is arranged at the top of the shell and communicated with the microorganism treatment mechanism, and the second opening is arranged at the bottom of the shell and used for discharging sludge; the microorganism processing mechanism is arranged in the shell, one end of the microorganism processing mechanism is communicated with the water inlet and the oxygen supply port respectively, and the other end of the microorganism processing mechanism is communicated with the precipitation mechanism through a pipeline; the sedimentation mechanism is arranged in the shell, one end of the sedimentation mechanism is communicated with the filtering mechanism through a pipeline, and the other end of the sedimentation mechanism is communicated with the sludge treatment mechanism through a pipeline; the control device is arranged on the shell, is electrically connected with the microorganism treatment mechanism, the sedimentation mechanism, the filtering mechanism and the sludge treatment mechanism respectively, and can be connected with external power supply equipment; compared with the prior art, the integrated sewage treatment device has the advantages that each treatment mechanism is arranged in the shell in a centralized mode, the size of the integrated sewage treatment device is reduced, the occupied area of the integrated sewage treatment device is reduced when the integrated sewage treatment device is used, and the integrated sewage treatment device is suitable for sewage treatment of small areas; in addition, by the microbial treatment mechanism and the precipitation mechanism, organic matters in the sewage can be fully decomposed, the efficiency of sludge precipitation is improved, and the sludge in the sewage is fully precipitated, so that the quality of the sewage subjected to sludge precipitation is better; the sewage and the sludge can be effectively separated and fully treated respectively through the filtering mechanism and the sludge treatment mechanism, so that the sewage treated by the filtering mechanism can obtain purified water; the sludge treated by the sludge treatment mechanism can be recycled.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 shows a schematic diagram of the overall structure of the present invention;

fig. 2 shows a schematic diagram of the overall structure of the present invention;

fig. 3 shows a schematic diagram of the overall structure of the present invention;

fig. 4 shows a schematic diagram of the overall structure of the present invention;

figure 5 shows a schematic view of the installation of a first cylindrical screen of the present invention;

FIG. 6 is a schematic view showing the structure of a microorganism treating apparatus according to the present invention;

fig. 7 shows a schematic structural view of the settling mechanism of the present invention;

fig. 8 shows a schematic structural view of the filter mechanism of the present invention;

FIG. 9 is a schematic view showing the structure of a sludge treatment apparatus according to the present invention;

fig. 10 shows a schematic structural diagram of the housing of the present invention.

In the figure: the device comprises a shell 1, a first opening 10, a second opening 11, a water inlet 12, a water outlet 13, an oxygen supply opening 14, a microorganism processing mechanism 2, a first box 20, a rotary drum 21, a biomembrane disc 22, a first driving piece 23, a precipitation mechanism 3, a second box 30, a second cylindrical sieve 31, a first water pump 32, a filtering mechanism 4, a third box 40, a filtering layer 41, a second water pump 42, a sludge processing mechanism 5, a fourth box 50, a third opening 500, a turnover plate 51, a second driving piece 52, a drying assembly 53, a sludge pump 54, a control device 6, a first cylindrical sieve 7 and a door 8.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-10, an integrated sewage treatment device comprises a shell 1, a microorganism treatment mechanism 2, a precipitation mechanism 3, a filtering mechanism 4, a sludge treatment mechanism 5 and a control device 6; the shell 1 is hollow and is provided with a first opening 10, a second opening 11, a water inlet 12, a water outlet 13 and an oxygen supply port 14; a first opening 10 is arranged at the top of the shell 1 and communicated with the microorganism processing mechanism 2, and a second opening 11 is arranged at the bottom of the shell 1 and used for discharging sludge; the microorganism processing mechanism 2 is arranged in the shell 1, one end of the microorganism processing mechanism 2 is respectively communicated with the water inlet 12 and the oxygen supply port 14, and the other end of the microorganism processing mechanism 2 is communicated with the precipitation mechanism 3 through a pipeline; the sedimentation mechanism 3 is arranged in the shell 1, one end of the sedimentation mechanism 3 is communicated with the filtering mechanism 4 through a pipeline, and the other end of the sedimentation mechanism 3 is communicated with the sludge treatment mechanism 5 through a pipeline; the control device 6 is arranged on the shell 1, the control device 6 is respectively electrically connected with the microorganism treatment mechanism 2, the sedimentation mechanism 3, the filtering mechanism 4 and the sludge treatment mechanism 5, and the control device 6 can be connected with external power supply equipment.

Specifically, the integrated sewage treatment device can set the working flows of all the mechanisms through the control device 6, and can automatically run after being started, and the working flows are as follows: firstly, after the sewage is treated by the microorganism treatment mechanism 2 from the water inlet 12, oxygen is firstly introduced into the microorganism treatment mechanism 2 through the oxygen supply port 14 so as to improve the activity of microorganisms in the microorganism treatment mechanism 2 and further improve the decomposition efficiency of the microorganisms; then, after the sewage is treated by the microorganism treatment mechanism 2, the sewage is conveyed to a precipitation mechanism 3 through a pipeline for precipitation so as to precipitate various substances in the sewage to form sludge; then, after sludge precipitation is formed, respectively conveying the sewage and the sludge to a filtering mechanism 4 and a sludge treatment mechanism 5 through pipelines so as to separate the sewage and the sludge and carry out corresponding treatment; finally, the sewage treated by the filtering mechanism 4 can obtain purified water and be discharged from the water outlet 13, and the sludge treated by the sludge treatment mechanism 5 can be discharged from the second opening 11 and collected; it should be noted that the purified water discharged from the water outlet 13 can be further processed and discharged or reused after meeting the corresponding requirements, and the sludge discharged and collected from the second opening 11 can be further processed and recycled after meeting the corresponding requirements.

The integrated sewage treatment device has the advantages that the treatment mechanisms are arranged in the shell 1 in a centralized manner, so that the volume is reduced, the occupied area is reduced when the integrated sewage treatment device is used, and the integrated sewage treatment device is suitable for sewage treatment in a small area; in addition, by the microorganism treatment mechanism 2 and the precipitation mechanism 3, organic matters in the sewage can be fully decomposed, the efficiency of sludge precipitation is improved, and the sludge in the sewage is fully precipitated, so that the quality of the sewage subjected to sludge precipitation is better; the sewage and the sludge can be effectively separated and fully treated respectively through the filtering mechanism 4 and the sludge treatment mechanism 5, so that the sewage treated by the filtering mechanism 4 can obtain purified water; the sludge treated by the sludge treatment mechanism 5 can be recycled, and is more beneficial to popularization and use in the aspect of sewage treatment in small areas compared with the prior art.

Further, as shown in fig. 2 to 6, in the present invention, the microorganism processing mechanism 2 includes a first box 20, a drum 21, a biofilm disk 22 and a first driving member 23; the first box 20 is hollow, and the top of the first box 20 is communicated with the oxygen supply port 14; the drum 21 is rotatably mounted in the first tank 20, the drum 21 is in communication with the first opening 10 and the water inlet 12, respectively, and the drum 21 is of hollow design and its side walls are of mesh design; the biofilm disk 22 is mounted on the drum 21; the first driving member 23 is installed at the bottom of the first casing 20 and is drivingly connected to the drum 21.

Specifically, when sewage is subjected to microbial treatment, the sewage enters from the water inlet 12 and falls into the rotary drum 21, the rotary drum 21 can preliminarily filter the sewage due to the net-shaped design of the rotary drum 21, the filtered substances stay in the rotary drum 21 and are immersed by the sewage, then the first driving piece 23 is started to rotate, and further the biofilm is driven to rotate, so that the biofilm rotary disc can stir the sewage water body to accelerate the flowing speed of the water body, and further the speed of decomposing the substances in the water body and the substances positioned in the rotary drum 21 by the microbes is accelerated; it should be noted that the material staying inside the rotating drum 21 is generally a granular material formed by sand sediment or impurities, and the surface thereof contains a large amount of organic matter, so that the organic matter on the surface thereof can be effectively decomposed by the biofilm disks 22, and the subsequent sludge sediment can be more fully formed.

Further, in order to improve the decomposition efficiency of the microorganisms, as shown in fig. 2 to fig. 6, the biofilm trays 22 are provided in plurality, and the plurality of biofilm trays 22 are respectively and uniformly arranged on the drum 21 at intervals.

Further, for the convenience of collecting and taking out the particulate matter that sand setting and impurity formed in the rotary drum 21, as shown in fig. 1-5, in the utility model, still include the first cylinder sieve 7 of netted design, first cylinder sieve 7 detachably installs in rotary drum 21 to the mesh aperture of first cylinder sieve 7 equals the mesh aperture of rotary drum 21.

Specifically, the first cylindrical sieve 7 is detachably sleeved in the rotary drum 21, so that the water body of the sewage firstly passes through the cylindrical sieve and then enters the rotary drum 21, and further, the granular substances formed by the settled sand and the impurities stay in the first cylindrical sieve 7, after the microbial mechanism is treated, the first cylindrical sieve 7 can be detached through the first opening 10 to take out the granular substances formed by the settled sand and the impurities and carry out centralized treatment, and the granular substances formed by the settled sand and the impurities are prevented from being accumulated in the rotary drum 21 and causing difficulty in cleaning; it should be noted that the mesh opening of the first cylindrical screen 7 being equal to the mesh opening of the drum 21 allows the first cylindrical screen 7 to have the same filtering effect as the drum 21 without interfering with the use of the drum 21.

Further, as shown in fig. 2 to 7, in the present invention, the settling mechanism 3 includes a second box 30, a second cylindrical sieve 31, a first water pump 32 and a liquid medicine spraying device; the second casing 30 is hollow and the interior of the second casing 30 is spherical; the second cylindrical screen 31 is arranged in the second box body 30, the second cylindrical screen 31 is designed in a net shape, and the mesh aperture of the second cylindrical screen 31 is smaller than that of the first cylindrical screen 7; one end of the first water pump 32 is communicated with the second tank 30 through a pipeline; the other end of the first water pump 32 is connected to the first tank 20 through a pipe for pumping the water in the first tank 20.

Specifically, when sewage is subjected to precipitation treatment, the sewage in the first box body 20 is firstly pumped into the second box body 30 through the first water pump 32, then the speed of precipitating substances in the sewage and forming sludge is increased through the liquid medicine spraying device, and after the sludge is formed and precipitated, due to the mesh design of the second cylindrical sieve 31 and the mesh aperture of the second cylindrical sieve 31 is smaller than that of the first cylindrical sieve 7, the sludge outside the second cylindrical sieve 31 can be prevented from entering the second cylindrical sieve 31, so that only water can enter the second cylindrical sieve 31 through the mesh aperture of the second cylindrical sieve 31, and the separation of the sewage and the sludge is facilitated; it should be noted that, because a small amount of sludge exists in the second cylindrical screen 31 after sedimentation, the sludge can be pumped to the filtering mechanism 4 along with the water body for filtering, and therefore, the separation of sewage and sludge is not affected; it should be noted that the second box 30 is designed to be spherical, so that the settled sludge can fall to the center of the bottom in a centralized manner, and the sludge can be conveniently extracted in a centralized manner.

Further, as shown in fig. 2 to 8, in the present invention, the filtering mechanism 4 includes a third box 40, a filtering layer 41 and a second water pump 42; the third box body 40 is designed to be hollow, and the bottom of the third box body 40 is communicated with the water outlet 13; the filter layers 41 are installed in the third casing 40, and the filter layers 41 are provided with three layers; one end of the second water pump 42 is communicated with the third tank 40 through a pipeline; the other end of the second water pump 42 is connected to the second tank 30 through a pipe, and the pipe penetrates through the second tank 30 and extends into the second cylindrical screen 31 to pump the water in the second cylindrical screen 31.

Specifically, when the sewage is filtered, the sewage is firstly pumped from the second cylindrical screen 31 to the third box 40 by the second water pump 42, and then the sewage in the third box 40 is sequentially filtered by the three filter layers 41 and then discharged.

Further, as shown in fig. 2 to 9, in the present invention, the sludge treatment mechanism 5 includes a fourth box 50, a turnover plate 51, a second driving member 52, a drying assembly 53 and a sludge pump 54; the fourth box 50 is hollow, and a third opening 500 is arranged at the bottom of the fourth box 50; the turning plate 51 is rotatably arranged at the third opening 500 and can cover the third opening 500; the second driving member 52 is installed at an opening of the fourth box 50 and is in driving connection with the turnover plate 51; the drying component 53 is rotatably arranged in the fourth box 50 and is used for stirring and drying the sludge; one end of a sludge pump 54 is communicated with the fourth box 50 through a pipeline; the other end of the sludge pump 54 is connected to the second tank 30 through a pipe for pumping the sludge in the second tank 30.

Specifically, when sludge is treated, the sludge is firstly pumped from the second box body 30 to the fourth box body 50 through the sludge pump 54 and falls to the turnover plate 51, and then the sludge is stirred and dried through the drying assembly 53 to remove moisture in the sludge; in addition, after the sludge is dried, the sludge can be stirred and loosened by the drying assembly 53 again, and finally the turnover plate 51 is turned over by the second driving member 52, so that the sludge on the turnover plate 51 slides down and is discharged from the second opening 11.

Further, in order to avoid the sewage in the first box 20 from being subjected to the microbial treatment, the oxygen is discharged to the outside through the first opening 10, and the microorganisms in the first box 20 cannot obtain sufficient oxygen, as shown in fig. 1-5, the utility model discloses in, still include the cover door 8, the cover door 8 is rotatably installed in the first opening 10 department for open or close the first opening 10.

It should also be noted that while the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. An integrated sewage treatment device is characterized by comprising a shell (1), a microorganism treatment mechanism (2), a precipitation mechanism (3), a filtering mechanism (4), a sludge treatment mechanism (5) and a control device (6);

the shell (1) is hollow and is provided with a first opening (10), a second opening (11), a water inlet (12), a water outlet (13) and an oxygen supply port (14); the first opening (10) is arranged at the top of the shell (1) and communicated with the microbial treatment mechanism (2), and the second opening (11) is arranged at the bottom of the shell (1) and used for discharging sludge;

the microorganism treatment mechanism (2) is arranged in the shell (1), one end of the microorganism treatment mechanism (2) is communicated with the water inlet (12) and the oxygen supply port (14) respectively, and the other end of the microorganism treatment mechanism (2) is communicated with the precipitation mechanism (3) through a pipeline;

the sedimentation mechanism (3) is arranged in the shell (1), one end of the sedimentation mechanism (3) is communicated with the filtering mechanism (4) through a pipeline, and the other end of the sedimentation mechanism (3) is communicated with the sludge treatment mechanism (5) through a pipeline;

the control device (6) is installed on the shell (1), the control device (6) is electrically connected with the microorganism treatment mechanism (2), the sedimentation mechanism (3), the filtering mechanism (4) and the sludge treatment mechanism (5) respectively, and the control device (6) can be connected with external power supply equipment.

2. The integrated wastewater treatment apparatus according to claim 1, wherein the microorganism treatment means (2) comprises a first tank (20), a drum (21), a biofilm disk (22) and a first driving member (23);

the first box body (20) is of a hollow design, and the top of the first box body (20) is communicated with the oxygen supply port (14);

the drum (21) is rotatably mounted in the first tank (20), the drum (21) communicates with the first opening (10) and the water inlet (12), respectively, and the drum (21) is of hollow design and its side walls are of mesh design;

the biofilm disk (22) is mounted on the drum (21);

the first driving member (23) is arranged at the bottom of the first box body (20) and is in driving connection with the rotary drum (21).

3. The integrated wastewater treatment apparatus according to claim 2, wherein a plurality of the biofilm disks (22) are provided, and a plurality of the biofilm disks (22) are respectively provided on the rotating drum (21) at regular intervals.

4. An integrated sewage treatment plant according to claim 2, further comprising a first cylindrical screen (7) of net-like design, said first cylindrical screen (7) being detachably mounted within said drum (21), and the mesh opening of said first cylindrical screen (7) being equal to the mesh opening of said drum (21).

5. The integrated sewage treatment device according to claim 4, wherein said settling mechanism (3) comprises a second tank (30), a second cylindrical screen (31), a first water pump (32) and a liquid medicine spraying device;

the second box (30) is of hollow design and the interior of the second box (30) is of spherical design;

the second cylindrical screen (31) is arranged in the second box body (30), the second cylindrical screen (31) is of a net design, and the mesh aperture of the second cylindrical screen (31) is smaller than that of the first cylindrical screen (7);

one end of the first water pump (32) is communicated with the second box body (30) through a pipeline; the other end of the first water pump (32) is communicated with the first box body (20) through a pipeline and is used for pumping the water body of the first box body (20).

6. The integrated sewage treatment device according to claim 5, wherein said filtering mechanism (4) comprises a third tank (40), a filtering layer (41) and a second water pump (42);

the third box body (40) is designed to be hollow, and the bottom of the third box body (40) is communicated with the water outlet (13);

the filter layer (41) is installed in the third box body (40), and the filter layer (41) is provided with three layers;

one end of the second water pump (42) is communicated with the third box body (40) through a pipeline; the other end of the second water pump (42) is communicated with the second box body (30) through a pipeline, and the pipeline penetrates through the second box body (30) and extends into the second cylindrical screen (31) for pumping the water body in the second cylindrical screen (31).

7. The integrated sewage treatment device according to claim 6, wherein the sludge treatment mechanism (5) comprises a fourth box body (50), a turnover plate (51), a second driving member (52), a drying component (53) and a sludge pump (54);

the fourth box body (50) is designed to be hollow, and a third opening (500) is formed in the bottom of the fourth box body (50);

the turnover plate (51) is rotatably arranged at the third opening (500) and can cover the third opening (500);

the second driving piece (52) is arranged at an opening of the fourth box body (50) and is in driving connection with the turnover plate (51);

the drying component (53) is rotatably arranged in the fourth box body (50) and is used for stirring and drying sludge;

one end of the sludge pump (54) is communicated with the fourth box body (50) through a pipeline; the other end of the sludge pump (54) is communicated with the second box body (30) through a pipeline and is used for pumping the sludge in the second box body (30).

8. The integrated sewage treatment device according to claim 1, further comprising a cover door (8), wherein said cover door (8) is rotatably mounted at said first opening (10) for opening or closing said first opening (10).

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