CN220078785U - Liftable sewage treatment pond stirring aeration equipment that intakes - Google Patents
Liftable sewage treatment pond stirring aeration equipment that intakes Download PDFInfo
- Publication number
- CN220078785U CN220078785U CN202321589197.8U CN202321589197U CN220078785U CN 220078785 U CN220078785 U CN 220078785U CN 202321589197 U CN202321589197 U CN 202321589197U CN 220078785 U CN220078785 U CN 220078785U
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- Prior art keywords
- sewage treatment
- water inlet
- treatment tank
- stirring
- perforated pipe
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- 238000005273 aeration Methods 0.000 title claims abstract description 71
- 238000003756 stirring Methods 0.000 title claims abstract description 48
- 239000010865 sewage Substances 0.000 title claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 229920011532 unplasticized polyvinyl chloride Polymers 0.000 claims description 3
- 239000010802 sludge Substances 0.000 abstract description 30
- 239000011159 matrix material Substances 0.000 abstract description 18
- 230000015572 biosynthetic process Effects 0.000 abstract description 6
- 244000005700 microbiome Species 0.000 abstract description 5
- 241000894006 Bacteria Species 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract 1
- 235000003642 hunger Nutrition 0.000 abstract 1
- 230000037351 starvation Effects 0.000 abstract 1
- 239000011148 porous material Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 5
- 230000036632 reaction speed Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000006213 oxygenation reaction Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model discloses a liftable sewage treatment tank water inlet stirring aeration device, which comprises: the water inlet perforated pipe group is arranged at the bottom of the sewage treatment tank and consists of a plurality of first perforated pipes; the microporous aeration disc group comprises a plurality of microporous aeration discs, and is arranged at the bottom of the sewage treatment tank; the stirring perforated pipe group comprises a plurality of second perforated pipes, and the stirring perforated pipe group is arranged at the bottom of the sewage treatment tank. The utility model can uniformly transmit organic matters into the sludge layer at the bottom to form higher matrix concentration gradient and obvious matrix sufficiency to matrix starvation, eliminates filamentous bacteria and microorganisms without matrix storage capacity, promotes the formation of granular sludge, and can prevent the sludge from blocking the outside of the perforated pipe by the protective cover on the water inlet perforated pipe, thereby effectively avoiding the sludge from entering the inside of the perforated pipe to form blockage.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a liftable sewage treatment tank water inlet stirring aeration device.
Background
The current mainstream SBR and its variant process and the aerobic granular sludge process using SBR pool type omits the primary sedimentation tank and the secondary sedimentation tank, and has the characteristics of high sludge concentration, fast reaction rate, etc., and has unique advantages in construction occupation and running cost, thus being an integrated activated sludge method mainly suitable for sewage treatment of various scales.
However, most of the current SBR water treatment tank water inlet devices adopt a lower single-point water inlet mode to carry out water inlet, organic matters diffuse in the sludge and the reaction speed of the sludge is low, the reaction speed of microorganisms is unevenly distributed in the treatment tank, and a high matrix concentration gradient cannot be formed, so that the formation of aerobic granular sludge is not facilitated, and in addition, a water inlet pipeline arranged at the lower part of the treatment tank is often blocked, so that the operation of a system is influenced; the submersible stirrer for stirring the SBR type water treatment tank generally cannot form a vertical circulating flow state, and cannot effectively screen water conservancy for granular sludge; the bottom aeration device for oxygenation of the SBR type water treatment tank is also often blocked due to the intermittent aeration operation mode adopted by the SBR technology, and the treatment effect is affected.
Disclosure of Invention
The utility model aims at: in order to solve the problems, the utility model provides a lifting type sewage treatment tank water inlet stirring aeration device.
The utility model adopts the following technical scheme for realizing the purposes:
an interior for a wastewater treatment tank, comprising:
the water inlet perforated pipe group is arranged at the bottom of the sewage treatment tank and consists of a plurality of first perforated pipes;
the microporous aeration disc group comprises a plurality of microporous aeration discs, and the microporous aeration disc group is arranged at the bottom of the sewage treatment tank;
the stirring perforated pipe group comprises a plurality of second perforated pipes, and the stirring perforated pipe group is arranged at the bottom of the sewage treatment tank;
the water inlet perforated pipe group, the microporous aeration disc group and the stirring perforated pipe group are communicated with an external electric valve and a manual valve through a main pipe and a branch pipe.
As a further description of the above technical solution, the water inlet perforated tube set, the micro-pore aeration disc set and the stirring perforated tube set are both mounted on the upper surface of the liftable component.
As a further description of the above technical solution, the liftable component comprises a bracket arranged at the bottom of the sewage treatment tank, a lifting guide rod extending to the top of the sewage treatment tank is movably connected above the bracket, a winch is connected with the upper end of the lifting guide rod, and a rope connected with the bracket is connected with the outer part of the winch.
As a further description of the above technical solution, a plurality of small holes for water outflow are formed in the pipe body of each first perforated pipe, and a protective cover is mounted on the outer side of the first perforated pipe through a fixing strip.
As a further description of the above technical solution, the shape of the protective cover is a thin-walled pipe sleeved over the first perforated pipe, and the cross section of the protective cover is arc-shaped.
As a further description of the above technical solution, four microporous aeration plates are provided, and the microporous aeration plates are connected through a UPVC pipe.
As further description of the technical scheme, the main pipe connected with the microporous aeration disc is an aeration main pipe, and the aeration main pipe is connected with the flexible air inlet branch pipe through a flange.
As further description of the technical scheme, a plurality of air outlet holes are formed in the pipe body of the second perforated pipe, the main pipe connected with the second perforated pipe is an air inlet main pipe, and a flexible air inlet branch pipe is fixedly arranged on the upper end face of the air inlet main pipe through a flange.
As a further description of the above technical solution, the water inlet perforated tube set, the micro-pore aeration disc set and the stirring perforated tube set are sequentially disposed above the liftable assembly from top to bottom.
As a further description of the above technical solutions, the branch pipes extend to the outside of the sewage treatment tank.
The beneficial effects of the utility model are as follows:
1. according to the utility model, through the mutual matching of the water inlet perforated pipe group, the microporous aeration disc group, the stirring perforated pipe group and the liftable device, the water inlet can uniformly transmit organic matters to the inside of the bottom sludge layer through the bottom water inlet perforated pipe group, so that a higher matrix concentration gradient and obvious matrix sufficient period to matrix deficient period are formed, filamentous bacteria and microorganisms without matrix storage capacity are eliminated, the formation of granular sludge is promoted, and the sludge can be blocked at the outer side of the perforated pipe by the protective cover on the water inlet perforated pipe, so that the sludge is effectively prevented from entering the inside of the perforated pipe to form blockage.
2. The microporous aeration disc group and the stirring perforated pipe group can form vertical circulation flow state and uniform aeration in the reactor, and effectively perform hydraulic shearing screening on sludge, so that the formation of aerobic granular sludge with clear outline is promoted.
3. The utility model can conveniently lift the water inlet stirring aeration device to the pool for maintenance through the lifting device, accords with the technical characteristics of intermittent operation processes such as SBR and the like, greatly improves the practicability of the device, has reasonable design and is convenient to use.
In order to more clearly illustrate the structural features and functions of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and the embodiments.
Drawings
FIG. 1 is a schematic view of a water-inflow stirring aeration device of the present utility model;
FIG. 2 is a schematic illustration of the arrangement of the water inlet perforated tube set of the present utility model;
FIG. 3 is a schematic view of the structure of a first perforated pipe according to the present utility model;
FIG. 4 is a schematic diagram of the arrangement of the microporous aeration disc set of the present utility model;
FIG. 5 is a schematic illustration of the arrangement of a stirred perforated tube set in accordance with the present utility model.
Reference numerals: 1. a sewage treatment tank; 2. a water inlet perforated pipe group; 21. a first perforated tube; 3. a microporous aeration disc set; 31. a microporous aeration disc; 4. stirring the perforated pipe group; 41. a second perforated tube; 5. a dry pipe; 6. a branch pipe; 7. an electric valve; 8. a manual valve; 91. a bracket; 92. lifting the guide rod; 93. a winch; 94. a rope body; 10. a fixing strip; 11. and a protective cover.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
The embodiment of the utility model provides a lifting type sewage treatment tank water inlet stirring aeration device, which solves the problems that most sewage treatment tank water inlet devices in the prior art only adopt a single-point bottom water inlet mode to carry out water inlet, organic matters are diffused in sludge, the sludge reaction speed is slower, the microorganism reaction speed is unevenly distributed in the treatment tank, a higher matrix concentration gradient cannot be formed, so that the formation of aerobic granular sludge is not facilitated, and a water inlet pipeline arranged at the lower part of the treatment tank is often blocked, so that the operation of a system is influenced; the submersible stirrer for stirring the SBR type water treatment tank generally cannot form a vertical circulating flow state, and cannot effectively screen water conservancy for granular sludge; the bottom aeration device for oxygenation of the SBR water treatment tank is also used for solving the problems that the intermittent aeration operation mode adopted by the SBR process is often blocked and affects the treatment effect, organic matters can be uniformly transmitted to the inside of a bottom sludge layer through the water inlet perforated pipe group, a higher matrix concentration gradient and obvious matrix sufficient period to matrix deficient period are formed, filamentous bacteria and microorganisms without matrix storage capacity are eliminated, the formation of granular sludge is promoted, vertical circulation flow state and uniform aeration can be formed in a reactor through the microporous aeration disk group and the stirring perforated pipe group, the effective hydraulic shearing screening is carried out on the sludge, thus the aerobic granular sludge with clear outline is promoted to be formed, the water inlet stirring aeration device can be conveniently lifted to the tank for maintenance through the lifting device, the technical characteristics of the intermittent operation process such as SBR are met, the practicability of the device is greatly improved, the design is reasonable, and the device is convenient to use.
The following describes the technical concept of the present utility model in detail with reference to examples:
as shown in fig. 1-5, in one embodiment, a liftable sewage treatment tank water inlet stirring aeration device is arranged in a sewage treatment tank 1 and is used for the interior of the sewage treatment tank 1, wherein the liftable sewage treatment tank water inlet stirring aeration device comprises a water inlet perforated pipe group 2 arranged at the bottom of the sewage treatment tank 1, the water inlet perforated pipe group 2 consists of a plurality of first perforated pipes 21, the first perforated pipes 21 are water inlet perforated pipes, a water inlet dry pipe 5 is fixedly arranged at the upper end of the water inlet perforated pipes, a flexible water inlet branch pipe 6 is fixedly arranged at the upper end surface of the water inlet dry pipe 5 through a flange, an electric valve 7 and a maintenance manual valve 8 are arranged on the branch pipe, water inlet can flow outwards from a plurality of water outlet small holes formed in the water inlet perforated pipes, and the water inlet perforated pipes are uniformly distributed at the bottom of the sewage treatment tank 1, compared with the existing single-point water inlet, organic matters can be uniformly transmitted into the interior of a bottom sludge layer, a higher matrix concentration gradient and an obvious matrix shortage period are formed, a matrix shortage period is eliminated, and a microbe-like matrix and a microbe-free particle can be formed.
Further, referring to fig. 3, a plurality of small holes for water outflow are formed in the pipe body of each first perforated pipe 21, the protection cover 11 is installed on the outer side of each first perforated pipe 21 through the fixing strip 10, the protection cover 11 is a thin-wall pipe sleeved above the first perforated pipe 21, the cross section of the protection cover 11 is arc-shaped, the protection cover 11 can block sludge on the outer side of the perforated pipe, and the sludge is effectively prevented from entering the perforated pipe to form blockage. It should be noted that the cross-sectional shape of the shield 11 may be adjusted according to actual needs.
Referring to fig. 4-5, a micro-pore aeration disc set 3 is disposed at the bottom of the sewage treatment tank 1, and the micro-pore aeration disc set 3 is composed of a plurality of micro-pore aeration discs 31, in this embodiment, the micro-pore aeration discs 31 are disposed in four groups and are uniformly distributed on a support 91 below, the micro-pore aeration discs 31 are connected through a UPVC pipe, an aeration main pipe is fixedly mounted at the upper end of the micro-pore aeration disc set 3, a flexible aeration branch pipe 6 is fixedly mounted at the upper end surface of the aeration main pipe through a flange, and an electric valve 7 and a maintenance manual valve 8 are mounted on the branch pipe 6. The bottom of the sewage treatment tank 1 is also provided with a stirring perforated pipe group 4, the stirring perforated pipe group 4 comprises a plurality of second perforated pipes 41, the second perforated pipes 41 are stirring perforated pipes, small holes are formed in the whole body of each perforated pipe for gas stirring, the upper end of the stirring perforated pipe group 4 is fixedly provided with an air inlet main pipe, the upper end face of the air inlet main pipe 5 is fixedly provided with a flexible air inlet branch pipe 6 through a flange, the branch pipe 6 is provided with an electric valve 7 and a maintenance manual valve 8, the air is supplied to the microporous aeration disc group 3 and the stirring perforated pipe group 4 through the branch pipe 6 and the main pipe 5, gas can be aerated outwards from the microporous aeration disc 31 and the stirring perforated pipes, vertical circulation flow state and uniform aeration can be formed in the treatment tank, and effective hydraulic shearing screening is carried out on sludge, so that clear-profile aerobic granular sludge is promoted.
Further, the water inlet perforated pipe group 2, the microporous aeration disk group 3 and the stirring perforated pipe group 4 are sequentially arranged on the upper surface of the liftable component from top to bottom, the liftable component comprises a bracket 91 arranged at the bottom of the sewage treatment tank 1, a lifting guide rod 92 extending to the top of the sewage treatment tank 1 is movably connected above the bracket 91, a winch 93 is connected to the upper end of the lifting guide rod 92, a rope 94 connected with the bracket 91 is connected to the outer part of the winch 93, when the equipment is required to be overhauled, the winch 93 can be rotated, the bottom bracket 91 is lifted to be more than the tank surface along the lifting guide rod through a steel wire rope, so that the technical characteristics of intermittent operation processes such as SBR are met, the practicability of the device is greatly improved, the design is reasonable, and the device is convenient to use.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. Liftable sewage treatment pond stirring aeration equipment that intakes for the inside of sewage treatment pond (1), its characterized in that includes:
the water inlet perforated pipe group (2), the water inlet perforated pipe group (2) is arranged at the bottom of the sewage treatment tank (1), and the water inlet perforated pipe group (2) consists of a plurality of first perforated pipes (21);
the sewage treatment device comprises a microporous aeration disc set (3), wherein the microporous aeration disc set (3) comprises a plurality of microporous aeration discs (31), and the microporous aeration disc set (3) is arranged at the bottom of the sewage treatment tank (1);
the stirring perforated pipe group (4), the stirring perforated pipe group (4) comprises a plurality of second perforated pipes (41), and the stirring perforated pipe group (4) is arranged at the bottom of the sewage treatment tank (1);
the water inlet perforated pipe group (2), the microporous aeration disc group (3) and the stirring perforated pipe group (4) are communicated with an external electric valve (7) and a manual valve (8) through a main pipe (5) and a branch pipe (6).
2. The liftable sewage treatment tank water inlet stirring aeration device according to claim 1, wherein the water inlet perforated pipe group (2), the microporous aeration disk group (3) and the stirring perforated pipe group (4) are both installed on the upper surface of the liftable component.
3. The liftable sewage treatment tank water inlet stirring aeration device of claim 2, wherein the liftable component comprises a bracket (91) arranged at the bottom of the sewage treatment tank (1), a lifting guide rod (92) extending to the top of the sewage treatment tank (1) is movably connected above the bracket (91), a winch (93) is connected to the upper end of the lifting guide rod (92), and a rope body (94) connected with the bracket (91) is connected to the outer part of the winch (93).
4. The lifting type sewage treatment tank water inlet stirring aeration device according to claim 1, wherein a plurality of small holes for water outlet are formed in the pipe body of each first perforated pipe (21), and a protective cover (11) is arranged on the outer side of each first perforated pipe (21) through a fixing strip (10).
5. The liftable sewage treatment tank water inlet stirring aeration device according to claim 4, wherein the protective cover (11) is a thin-wall pipeline sleeved above the first perforated pipe (21), and the cross section of the protective cover (11) is arc-shaped.
6. The lifting type sewage treatment tank water inlet stirring aeration device according to claim 1, wherein four microporous aeration plates (31) are arranged, and the microporous aeration plates (31) are connected through UPVC pipelines.
7. The lifting type sewage treatment tank water inlet stirring aeration device according to claim 1, wherein the main pipe (5) connected with the microporous aeration disc (31) is an aeration main pipe, and the aeration main pipe is connected with a flexible air inlet branch pipe through a flange.
8. The lifting type sewage treatment tank water inlet stirring aeration device according to claim 1, wherein a plurality of air outlet holes are formed in the pipe body of the second perforated pipe (41), a main pipe (5) connected with the second perforated pipe (41) is an air inlet main pipe, and a flexible air inlet branch pipe is fixedly arranged on the upper end face of the air inlet main pipe through a flange.
9. The liftable sewage treatment tank water inlet stirring aeration device according to claim 2, wherein the water inlet perforated pipe group (2), the microporous aeration disk group (3) and the stirring perforated pipe group (4) are sequentially arranged above the liftable component from top to bottom.
10. Liftable sewage treatment tank water inlet stirring aeration device according to claim 1, characterized in that the branch pipes (6) all extend to the outside of the sewage treatment tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321589197.8U CN220078785U (en) | 2023-06-20 | 2023-06-20 | Liftable sewage treatment pond stirring aeration equipment that intakes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321589197.8U CN220078785U (en) | 2023-06-20 | 2023-06-20 | Liftable sewage treatment pond stirring aeration equipment that intakes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220078785U true CN220078785U (en) | 2023-11-24 |
Family
ID=88827678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321589197.8U Active CN220078785U (en) | 2023-06-20 | 2023-06-20 | Liftable sewage treatment pond stirring aeration equipment that intakes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220078785U (en) |
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2023
- 2023-06-20 CN CN202321589197.8U patent/CN220078785U/en active Active
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