CN219991380U - Sewage treatment station - Google Patents
Sewage treatment station Download PDFInfo
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- CN219991380U CN219991380U CN202321524340.5U CN202321524340U CN219991380U CN 219991380 U CN219991380 U CN 219991380U CN 202321524340 U CN202321524340 U CN 202321524340U CN 219991380 U CN219991380 U CN 219991380U
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- tank
- pipeline
- sludge
- filter
- sewage treatment
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- 239000010865 sewage Substances 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 238000006243 chemical reaction Methods 0.000 claims abstract description 40
- 239000010802 sludge Substances 0.000 claims abstract description 37
- 238000004062 sedimentation Methods 0.000 claims abstract description 31
- 238000005189 flocculation Methods 0.000 claims abstract description 20
- 230000016615 flocculation Effects 0.000 claims abstract description 20
- 230000020477 pH reduction Effects 0.000 claims abstract description 16
- 230000003647 oxidation Effects 0.000 claims abstract description 15
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 15
- 230000007062 hydrolysis Effects 0.000 claims abstract description 11
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 11
- 238000005086 pumping Methods 0.000 claims description 19
- 230000001105 regulatory effect Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 4
- 230000003750 conditioning effect Effects 0.000 claims 1
- 238000011010 flushing procedure Methods 0.000 abstract description 10
- 230000003301 hydrolyzing effect Effects 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 description 8
- 239000003814 drug Substances 0.000 description 4
- 239000008394 flocculating agent Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Abstract
The utility model relates to a sewage treatment station, which comprises a grid well, an adjusting tank, a flocculation reaction tank, a primary sedimentation tank, a hydrolysis acidification tank, an oxidation tank, an SBR reaction tank, a biological filter, a clean water tank and a sludge tank; the bottoms of the primary sedimentation tank, the hydrolytic acidification tank, the oxidation tank, the SBR reaction tank and the secondary sedimentation tank are connected with the sludge tank sequentially through a primary sludge pipeline and a secondary sludge pipeline, and the sludge tank is connected with the plate-and-frame filter press through a sludge discharge pipeline. According to the utility model, the impurity content in the clean water tank can be greatly reduced through the multistage sedimentation treatment of the first-stage sedimentation tank and the second-stage sedimentation tank and the filtration treatment of the filter tank; the clear water in the clear water tank can be used for carrying out back flushing treatment on the biological filter tank and the filter tank through back flushing pipelines.
Description
Technical Field
The utility model relates to the technical field related to sewage treatment, in particular to a sewage treatment station.
Background
Sewage refers to the general term for water discharged during production and living activities, in which the ratio of domestic sewage is large. Domestic sewage is from residential, office, institutional or similar sewage, sanitary sewage, sewer sewage, including industrial wastewater mixed in domestic sewage in sewer systems.
As in the comparative document 1 of fig. 1, sewage is uniformly discharged into a sewage tank, and then sequentially treated by an adjusting tank, a settling tank and an SBRA reaction tank and then discharged into a clean water tank, and sludge at the bottom of the settling tank is discharged into a sludge tank.
Through the mass retrieval, find that prior art publication number is CN 215327196U's contrast document 2, disclose an SBR improvement formula integration sewage device, including the box, and the inside equalizing basin, SBR reaction tank, between equipment and the disinfection pond of having seted up in proper order from left to right of box, the internally mounted of box has overflow weir plate and membrane module, and the inside between the equipment is provided with the automatically controlled cabinet, is provided with membrane play water pump, membrane play water motorised valve and aeration fan on connecting the pipeline between membrane module and automatically controlled cabinet to set up the wash pipe between the equipment, and the external connection of wash pipe has membrane to wash motorised valve and membrane wash pump, the one end and the membrane module intercommunication of wash pipe, the other end and disinfection pond intercommunication. According to the SBR improved integrated sewage equipment, the MBR membrane component is replaced with the decanter, so that the concentration of activated sludge is improved by several times, high-precision filtration is realized, the effluent quality can be ensured to reach the standard stably, the most time-consuming precipitation and decanting stages in the SBR process can be omitted, the whole reaction period is shortened, the treatment efficiency is improved, and the investment is saved.
In summary, in the sewage treatment system in the prior art, the wastewater in the sewage tank is generally subjected to a flocculation precipitation treatment, and then the treated clean water is discharged into the clean water tank, and the treated sludge is discharged into the sludge tank, but the treatment process can cause more impurities in the wastewater and possibly affect the subsequent reaction.
In view of the above-mentioned drawbacks, the present inventors have actively studied and innovated to create a sewage treatment station having more industrial utility value.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide a sewage treatment station.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a sewage treatment station, which comprises a grid well, an adjusting tank, a flocculation reaction tank, a primary sedimentation tank, a hydrolysis acidification tank, an oxidation tank, an SBR reaction tank, a biological filter tank, a clean water tank and a sludge tank;
the left side of the grid well is provided with a sewage inlet pipeline, the grid well is connected with a regulating tank on the right side, the right side bottom of the regulating tank is connected with the left side top of a flocculation reaction tank on the right side through a first pump water pipeline, the right side top of the flocculation reaction tank is connected with the left side top of a first-stage sedimentation tank on the right side, the right side top of the first-stage sedimentation tank is connected with the left side bottom of a hydrolysis acidification tank on the right side through a second pump water pipeline, the right side top of the hydrolysis acidification tank is connected with the left side bottom of an oxidation tank through a third pump water pipeline, the right side top of the oxidation tank is connected with the left side top of an SBR reaction tank on the right side, the right side middle part of the SBR reaction tank is connected with the left side middle part of a middle water tank on the right side through a sixth pump water pipeline, the right side bottom of the middle water tank is connected with the left side bottom of a biological filter tank on the right side through a seventh pump water pipeline, the right side top of the second-stage sedimentation tank is connected with the right side top of a filter tank on the right side of the filter tank through a fifth pump water pipeline, and the filter element is arranged at the right side bottom of the filter tank is connected with a clear water tank;
the bottoms of the primary sedimentation tank, the hydrolytic acidification tank, the oxidation tank, the SBR reaction tank and the secondary sedimentation tank are connected with the sludge tank sequentially through a primary sludge pipeline and a secondary sludge pipeline, and the sludge tank is connected with the plate-and-frame filter press through a sludge discharge pipeline.
As a further improvement of the utility model, the flocculation treatment device also comprises a medicine adding device, wherein a flocculating agent is arranged in the medicine adding device, and the flocculating agent in the medicine adding device is conveyed into the flocculation reaction tank through a medicine adding pipeline.
As a further improvement of the utility model, the utility model also comprises a first air blower and a second air blower, wherein the first air blower is connected with the SBR reaction tank through a first air pipe, and the second air blower is connected with the biological filter through a second air pipe.
As a further improvement of the utility model, the top of the right side of the biological filter is also provided with a first backflow pipeline which is connected with the regulating tank; the top of the right side of the filter tank is also provided with a second backflow pipeline which is connected with the regulating tank.
As a further improvement of the utility model, the left bottom of the clean water tank is also provided with a back flushing pipeline which is respectively connected with the right bottom of the biological filter tank and the left bottom of the filter tank.
As a further improvement of the utility model, the flocculation reaction tank further comprises a standby tank, wherein the left top of the standby tank is connected with the regulating tank through a ninth water pumping pipeline, and the right bottom of the standby tank is connected with the left top of the flocculation reaction tank through a tenth water pumping pipeline.
By means of the scheme, the utility model has at least the following advantages:
according to the utility model, the impurity content in the clean water tank can be greatly reduced through the multistage sedimentation treatment of the first-stage sedimentation tank and the second-stage sedimentation tank and the filtration treatment of the filter tank;
the clear water in the clear water tank can be used for carrying out back flushing treatment on the biological filter tank and the filter tank through back flushing pipelines.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a comparative document 1 in the prior art;
fig. 2 is a schematic diagram of a sewage treatment station according to the present utility model.
In the drawings, the meaning of each reference numeral is as follows.
A grid well 1, a sewage inlet pipeline 2, an adjusting tank 3, a chemical feeder 4, a chemical feeding pipeline 5, a first water pumping pipeline 6, a flocculation reaction tank 7, a first-stage sedimentation tank 8, a first blower 9, a second water pumping pipeline 10, a first air pipe 11, a hydrolysis acidification tank 12, a third water pumping pipeline 13, an oxidation tank 14, an SBR reaction tank 15, a second blower 16, an intermediate water tank 17, a second air pipe 18, a biological filter 19, a fourth water pumping pipeline 20, a second-stage sedimentation tank 21, a fifth water pumping pipeline 22, a filter tank 23, a second return pipeline 24, a clean water tank 25, a drainage pipeline 26, a ninth water pumping pipeline 27, a standby tank 28, a tenth water pumping pipeline 29, a second-stage sludge pipeline 30, a sludge tank 31, a sludge discharge pipeline 32, a plate and frame filter 33, a sixth water pumping pipeline 34, a seventh water pumping pipeline 35, a first-stage sludge pipeline 36, a first return pipeline 37, a back flushing pipeline 38, and an eighth water pumping pipeline 39.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
In order to make the present utility model better understood by those skilled in the art, the following description will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.
Examples
As shown in fig. 1, sewage is uniformly discharged into a sewage tank, and then is sequentially treated by an adjusting tank, a sedimentation tank and an SBRA reaction tank and then is discharged into a clean water tank, and sludge at the bottom of the sedimentation tank is discharged into a sludge tank.
As shown in fig. 2, a sewage treatment station comprises a grid well 1, a regulating tank 3, a flocculation reaction tank 7, a primary sedimentation tank 8, a hydrolysis acidification tank 12, an oxidation tank 14, an SBR reaction tank 15, a biological filter tank 19, a clean water tank 25 and a sludge tank 31.
In particular, the method comprises the steps of,
the left side of the grid well 1 is provided with a sewage inlet pipeline 2, the grid well 1 is connected with a right regulating tank 3, the right bottom of the regulating tank 3 is connected with the left top of a right flocculation reaction tank 7 through a first pump water pipeline 6, the right top of the flocculation reaction tank 7 is connected with the left top of a right primary sedimentation tank 8, the right top of the primary sedimentation tank 8 is connected with the left bottom of a right hydrolytic acidification tank 12 through a second pump water pipeline 10, the right top of the hydrolytic acidification tank 12 is connected with the left bottom of an oxidation tank 14 through a third pump water pipeline 13, the right top of the oxidation tank 14 is connected with the left top of a right SBR reaction tank 15 through a sixth pump water pipeline 34, the right bottom of the middle sedimentation tank 17 is connected with the left bottom of a right biological filter tank 19 through a seventh pump water pipeline 35, the right top of the biological filter tank 19 is connected with the right top of a second grade 21 through a fourth pump water pipeline 20, the right top of the filter tank 23 is connected with the right top of a filter tank 23 through a fifth pump water pipeline 23, and the left top of the filter tank 23 is connected with the right top of the filter tank 25; the bottoms of the primary sedimentation tank 8, the hydrolytic acidification tank 12, the oxidation tank 14, the SBR reaction tank 15 and the secondary sedimentation tank 21 are connected with a sludge tank 31 through a primary sludge pipeline 36 and a secondary sludge pipeline 30 in sequence, and the sludge tank 31 is connected with a plate-and-frame filter press 33 through a sludge discharge pipeline 32.
The dosing system specifically comprises a dosing device 4, wherein a flocculating agent is arranged in the dosing device 4, and the flocculating agent in the dosing device 4 is conveyed into a flocculation reaction tank 7 through a dosing pipeline 5. In addition, a chemical feeder 4 is arranged near the clean water tank 25, and disinfectant is arranged in the chemical feeder 4, so that the clean water in the clean water tank 25 can be disinfected.
The blower system comprises a first blower 9 and a second blower 16, wherein the first blower 9 is connected with the SBR reaction tank 15 through a first air pipe 11, and the second blower 16 is connected with the biological filter 19 through a second air pipe 18.
Reflux system: the top of the right side of the biological filter 19 is also provided with a first backflow pipeline 37, and the first backflow pipeline 37 is connected with the regulating tank 3; the top of the right side of the filter tank 23 is also provided with a second return pipe 24, and the second return pipe 24 is connected with the regulating tank 3.
Backwash system: the left bottom of the clean water tank 25 is also provided with a back flushing pipeline 38, and the back flushing pipeline 38 is respectively connected with the right bottom of the biological filter 19 and the left bottom of the filter tank 23. The clear water in the clear water tank can be used for carrying out back flushing treatment on the biological filter tank and the filter tank through back flushing pipelines.
In addition, a standby tank 28 for standby the regulating tank 3 is further included, the left top of the standby tank 28 is connected with the regulating tank 3 through a ninth pumping pipeline 27, and the right bottom of the standby tank 28 is connected with the left top of the flocculation reaction tank 7 through a tenth pumping pipeline 29. When the regulating reservoir 3 exceeds the reserve, it can be discharged into the reserve tank 28.
The water pipeline can be provided with a water pump for pumping treatment, and the sludge pipeline can be provided with a sludge pump for conveying treatment.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "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: the terms are used herein to denote any order or quantity, unless otherwise specified.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.
Claims (6)
1. The sewage treatment station is characterized by comprising a grid well (1), an adjusting tank (3), a flocculation reaction tank (7), a primary sedimentation tank (8), a hydrolysis acidification tank (12), an oxidation tank (14), an SBR reaction tank (15), a biological filter (19), a clean water tank (25) and a sludge tank (31); the method is characterized in that:
the left side of the grid well (1) is provided with a sewage inlet pipeline (2), the grid well (1) is connected with a right regulating tank (3), the right side bottom of the regulating tank (3) is connected with the left side top of a flocculation reaction tank (7) on the right side through a first pump water pipeline (6), the right side top of the flocculation reaction tank (7) is connected with the left side top of a first-stage sedimentation tank (8) on the right side, the right side top of the first-stage sedimentation tank (8) is connected with the left side bottom of a hydrolysis acidification tank (12) on the right side through a second pump water pipeline (10), the right side top of the hydrolysis acidification tank (12) is connected with the left side bottom of an oxidation tank (14) through a third pump water pipeline (13), the right side top of the oxidation tank (14) is connected with the left side top of an SBR reaction tank (15) on the right side, the right side middle part of the SBR reaction tank (15) is connected with the left side middle part (17) on the right side through a sixth pump water pipeline (34), the right side top of the hydrolysis acidification tank (12) is connected with the right side bottom of a biological filter tank (19) through a fourth pump water pipeline (19) on the right side bottom of the right side (19), the top of the right side of the secondary sedimentation tank (21) is connected with the top of the left side of a filter tank (23) on the right side through a fifth water pumping pipeline (22), a filter element is arranged in the middle of the filter tank (23), the bottom of the right side of the filter tank (23) is connected with the bottom of the left side of a clean water tank (25) through an eighth water pumping pipeline (39), and a drainage pipeline (26) is arranged at the top of the right side of the clean water tank (25);
the bottom of the primary sedimentation tank (8), the hydrolysis acidification tank (12), the oxidation tank (14), the SBR reaction tank (15) and the bottom of the secondary sedimentation tank (21) are connected with the sludge tank (31) through a primary sludge pipeline (36) and a secondary sludge pipeline (30), and the sludge tank (31) is connected with the plate-and-frame filter press (33) through a sludge discharge pipeline (32).
2. A sewage treatment station according to claim 1, further comprising a doser (4), wherein a flocculant is arranged in the doser (4), and the flocculant in the doser (4) is conveyed into the flocculation reaction tank (7) through a dosing pipeline (5).
3. A sewage treatment plant according to claim 1, further comprising a first blower (9) and a second blower (16), the first blower (9) being connected to the SBR reaction tank (15) by a first air duct (11), the second blower (16) being connected to the biofilter (19) by a second air duct (18).
4. A sewage treatment station according to claim 1, characterized in that the right top of the biofilter (19) is further provided with a first return conduit (37), said first return conduit (37) being connected to the conditioning tank (3); the top of the right side of the filter tank (23) is also provided with a second backflow pipeline (24), and the second backflow pipeline (24) is connected with the regulating tank (3).
5. A sewage treatment station according to claim 1, characterized in that the left bottom of the clean water basin (25) is further provided with a backwash pipe (38), the backwash pipe (38) being connected to the right bottom of the biological filter (19) and the left bottom of the filter basin (23), respectively.
6. A sewage treatment station according to claim 1, further comprising a reserve tank (28), the left top of the reserve tank (28) being connected to the regulating tank (3) by a ninth pumping pipe (27), the right bottom of the reserve tank (28) being connected to the left top of the flocculation reaction tank (7) by a tenth pumping pipe (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321524340.5U CN219991380U (en) | 2023-06-15 | 2023-06-15 | Sewage treatment station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321524340.5U CN219991380U (en) | 2023-06-15 | 2023-06-15 | Sewage treatment station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219991380U true CN219991380U (en) | 2023-11-10 |
Family
ID=88606604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321524340.5U Active CN219991380U (en) | 2023-06-15 | 2023-06-15 | Sewage treatment station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219991380U (en) |
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2023
- 2023-06-15 CN CN202321524340.5U patent/CN219991380U/en active Active
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