CN221051667U - Automatic sludge reflux device for sewage treatment plant - Google Patents
Automatic sludge reflux device for sewage treatment plant Download PDFInfo
- Publication number
- CN221051667U CN221051667U CN202420907240.9U CN202420907240U CN221051667U CN 221051667 U CN221051667 U CN 221051667U CN 202420907240 U CN202420907240 U CN 202420907240U CN 221051667 U CN221051667 U CN 221051667U
- Authority
- CN
- China
- Prior art keywords
- sludge
- water
- sewage treatment
- tank
- sedimentation tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000010802 sludge Substances 0.000 title claims abstract description 66
- 239000010865 sewage Substances 0.000 title claims abstract description 26
- 238000010992 reflux Methods 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 81
- 238000004062 sedimentation Methods 0.000 claims abstract description 29
- 238000005507 spraying Methods 0.000 claims abstract description 16
- 238000005273 aeration Methods 0.000 claims abstract description 13
- 239000007921 spray Substances 0.000 claims description 18
- 238000003756 stirring Methods 0.000 abstract description 20
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005086 pumping 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 relates to the field of sewage treatment, and provides an automatic sludge reflux device of a sewage treatment plant, which comprises an aeration tank and a sedimentation tank, wherein a base is arranged between the aeration tank and the sedimentation tank, a sludge pump is arranged at the top of the base, a motor is fixedly arranged in the middle of the top surface of the sedimentation tank, a stirring shaft is fixedly arranged on a rotating shaft of the motor, stirring blades are fixedly arranged at the bottom of the stirring shaft, a spraying ring is fixedly arranged at the lower part of the inner side of the sedimentation tank, the spraying ring is connected with a water pump, and the water pump is communicated with a water tank. According to the utility model, the spraying ring is fixedly arranged on the inner side of the sedimentation tank, clean water can be sprayed out by the spraying ring and injected into the sludge, the stirring blade is rotatably arranged in the middle of the sedimentation tank, and the rotation of the stirring blade is utilized to mix the clean water with the sludge, so that the water content of the sludge is improved, the sludge fluidity is good, and the sludge is easily pumped away, so that the reflux efficiency is improved.
Description
Technical Field
The utility model belongs to the field of sewage treatment, and relates to an automatic sludge reflux device of a sewage treatment plant.
Background
Sewage treatment works as a sewage treatment plant, and is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like, and increasingly enters the daily life of common people in order to enable sewage to reach the process of purifying the sewage discharged into a certain water body or reused water quality requirement.
In the sewage treatment process, sludge reflux can be carried out, the purpose of the sludge reflux is to enable the aeration tank to keep certain suspended solid concentration, namely to keep certain microorganism concentration, the sludge reflux is carried out by using a sludge pump, when the sludge is extracted, the sludge with high water content has good fluidity and is preferentially extracted, and the sludge with low water content can be difficult to be extracted due to poor fluidity, so that the reflux efficiency is reduced.
Disclosure of utility model
The utility model aims to provide an automatic sludge reflux device for a sewage treatment plant, which solves the problems that in the sewage treatment process, sludge reflux can be carried out, the purpose of the sludge reflux is to keep a certain suspended solid concentration in an aeration tank, namely a certain microorganism concentration, a sludge pump is used for pumping the sludge reflux, and when the sludge is pumped, the sludge with high water content has good fluidity and is preferentially pumped away, and the sludge with low water content is difficult to pump away due to poor fluidity, so that the reflux efficiency is reduced.
The technical scheme of the utility model is realized as follows: the utility model provides an automatic reflux unit of sewage treatment plant mud, includes the aeration tank, the sedimentation tank, be provided with the base between aeration tank and the sedimentation tank, the sludge pump is installed at the base top, sedimentation tank top surface middle part fixed mounting has the motor, the rotation axis fixed mounting of motor has the (mixing) shaft, (mixing) shaft bottom fixed mounting has the stirring leaf, the inboard lower part fixed mounting of sedimentation tank has the spray ring, the spray ring is connected in the water pump, water pump and water tank intercommunication. Paint is coated on the outer side of the sludge pump, rust can be prevented, the stirring blade is made of stainless steel materials, and the spraying ring is made of stainless steel materials.
As a preferable scheme of the utility model, the top of the base is fixedly provided with a sludge pump through a mounting seat, two sides of the sludge pump are respectively fixedly provided with a first return pipe and a second return pipe, and the first return pipe and the second return pipe are made of stainless steel materials and are fixedly arranged in a threaded mode.
As a preferable scheme of the utility model, a valve body I is fixedly arranged at the inner end of the return pipe I, a valve body II is fixedly arranged at the inner end of the return pipe II, electromagnetic valves are adopted for the valve body I and the valve body II, and the valve body I and the valve body II are fixedly arranged in a threaded mode.
As a preferable scheme of the utility model, the middle part of the top surface of the sedimentation tank is fixedly provided with the fixed plate, the top surface of the fixed plate is fixedly provided with the plurality of motors, the rotating shafts of the motors are fixedly provided with the stirring shafts, the bottoms of the stirring shafts are fixedly provided with the stirring blades, and the outer sides of the circumferences of the motors are provided with the heat dissipation flow channels, so that the contact area with air can be increased, and the heat dissipation is accelerated.
As a preferable scheme of the utility model, a plurality of spray pipes are fixedly arranged at the bottom of the spraying ring, and the spray pipes are fixedly arranged at the bottom of the spraying ring in a threaded mode.
As a preferable scheme of the utility model, the spraying ring is connected with the water pump through the output pipe, the water pump is fixedly arranged at the top of the water tank through the fixing seat, the water pump is a high-pressure water pump, and the water tank is made of stainless steel materials.
As a preferable mode of the utility model, the water pump is connected to the water tank through an input pipe, and the input pipe is a hose.
As a preferable scheme of the utility model, the top surface of the water tank is provided with an air hole, the outer side of the water tank is provided with a water inlet pipe and a water level pipe, and the water level pipe is a glass pipe.
The automatic sludge reflux device for the sewage treatment plant has the beneficial effects that: according to the utility model, the spraying ring is fixedly arranged on the inner side of the sedimentation tank, clean water can be sprayed out by the spraying ring and injected into the sludge, the stirring blade is rotatably arranged in the middle of the sedimentation tank, and the rotation of the stirring blade is utilized to mix the clean water with the sludge, so that the water content of the sludge is improved, the sludge fluidity is good, and the sludge is easily pumped away, so that the reflux efficiency is improved.
Drawings
FIG. 1 is an overall block diagram of an embodiment of the present utility model;
FIG. 2 is a diagram of a reflow block diagram of an embodiment of the present utility model;
FIG. 3 is a diagram of a stirring structure of an embodiment of the present utility model;
FIG. 4 is a spray pattern diagram of an embodiment of the present utility model;
FIG. 5 is a block diagram of a water tank according to an embodiment of the present utility model;
In the figure: 1. an aeration tank; 2. a sedimentation tank; 3. a base; 4. a sludge pump; 5. a fixing plate; 6. a motor; 7. a water tank; 8. a water pump; 9. an output pipe; 10. a mounting base; 11. a return pipe I; 12. a valve body I; 13. a return pipe II; 14. a valve body II; 15. a stirring shaft; 16. stirring the leaves; 17. a fixing seat; 18. a spray ring; 19. a spray pipe; 20. an input tube; 21. air holes; 22. a water inlet pipe; 23. a water level pipe.
Detailed Description
As shown in fig. 1 to 5, the utility model discloses an automatic sludge reflux device of a sewage treatment plant, which adopts the technical scheme that the automatic sludge reflux device comprises an aeration tank 1 and a sedimentation tank 2, wherein a base 3 is arranged between the aeration tank 1 and the sedimentation tank 2, a sludge pump 4 is arranged at the top of the base 3, a stirring blade 16 is rotatably arranged in the middle of the sedimentation tank 2, a spraying ring 18 is fixedly arranged at the lower part of the inner side of the sedimentation tank 2, the spraying ring 18 is connected with a water pump 8, the spraying ring 18 is fixedly arranged at the inner side of the sedimentation tank 2, clear water can be sprayed out and injected into sludge, and the stirring blade is rotatably arranged in the middle of the sedimentation tank 2, so that the clear water and the sludge are mixed by utilizing the rotation of the stirring blade 16, the water content of the sludge is improved, the fluidity of the sludge is good, the sludge is easily pumped away, and the reflux efficiency is improved.
The top of the base 3 is fixedly provided with a sludge pump 4 through a mounting seat 10, two sides of the sludge pump 4 are respectively and fixedly provided with a first return pipe 11 and a second return pipe 13, and the sludge pump 4 works to enable sludge to flow into the second return pipe 13 from the first return pipe 11.
The inner end of the first return pipe 11 is fixedly provided with a first valve body 12, the inner end of the second return pipe 13 is fixedly provided with a second valve body 14, the first valve body 12 is used for controlling the on-off of the first return pipe 11 through control, and the second valve body 14 is used for controlling the on-off of the second return pipe 13 through control.
The sedimentation tank 2 top surface middle part fixed mounting has fixed plate 5, and fixed plate 5 top surface fixed mounting has a plurality of motors 6, and the rotation axis fixed mounting of motor 6 has (mixing) shaft 15, and (mixing) shaft 15 bottom fixed mounting has (mixing) blade 16, and motor 6 rotates, makes (mixing) shaft 15 rotate for the rotation of (mixing) blade 16.
A plurality of spray pipes 19 are fixedly arranged at the bottom of the spray ring 18, the spray ring 18 is used for conveying clean water into the spray pipes 19, and the clean water is sprayed out of the spray pipes 19 and is injected into the sedimentation tank 2.
The spray ring 18 is connected to the water pump 8 through the output pipe 9, and the water pump 8 is fixed on the top of the water tank 7 through the fixing seat 17, and the water pump 8 works for water enters the spray ring 18 from the output pipe 9.
The water pump 8 is connected to the water tank 7 via an inlet pipe 20, the inlet pipe 20 being used for water in the water tank 7 to enter the water pump 8.
The top surface of the water tank 7 is provided with an air hole 21, the outer side of the water tank 7 is provided with a water inlet pipe 22 and a water level pipe 23, the air hole 21 is used for balancing air pressure in the water tank 7, the water inlet pipe 22 is used for injecting water into the water tank 7, and the water level pipe 23 is used for displaying the water level in the water tank 7.
The working principle of the automatic sludge reflux device of the sewage treatment plant is as follows: when the automatic sludge reflux device of the sewage treatment plant is used, the control device is operated, the valve body I12 and the valve body II 14 are opened, the sludge pump 4 works, sludge can flow into the return pipe II 13 from the return pipe I11, water in the sedimentation tank 2 enters the aeration tank 1, after a period of working, the control device controls the water pump 8 to work, water in the water tank 7 enters the input pipe 20 from the output pipe 9 and then enters the spraying ring 18, finally, the water is sprayed out from the spray pipe 19 and flows to the sludge, the control device controls the motor 6, the stirring shaft 15 rotates, the stirring blade 16 rotates, clean water and sludge are mixed, and automatic reflux of the sludge is realized.
Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.
Claims (8)
1. Automatic reflux unit of sewage treatment plant mud, its characterized in that: including aeration tank (1), sedimentation tank (2), be provided with base (3) between aeration tank (1) and sedimentation tank (2), sludge pump (4) are installed at base (3) top, sedimentation tank (2) top surface middle part fixed mounting has motor (6), the rotation axis fixed mounting of motor (6) has (mixing) shaft (15), (mixing) shaft (15) bottom fixed mounting has (mixing) blade (16), inboard lower part fixed mounting of sedimentation tank (2) has (spraying) ring (18), spray ring (18) are connected in water pump (8), water pump (8) and water tank (7) intercommunication.
2. The automatic sludge recirculation apparatus of a sewage treatment plant according to claim 1, wherein: the middle part of the top surface of the sedimentation tank (2) is fixedly provided with a fixed plate (5), and a plurality of motors (6) are fixedly arranged on the top surface of the fixed plate (5).
3. The automatic sludge recirculation apparatus of a sewage treatment plant according to claim 1, wherein: a plurality of spray pipes (19) are fixedly arranged at the bottom of the spray ring (18).
4. The automatic sludge recirculation apparatus of a sewage treatment plant according to claim 1, wherein: the spraying ring (18) is connected to the water pump (8) through the output pipe (9), and the water pump (8) is fixedly arranged at the top of the water tank (7) through the fixing seat (17).
5. The automatic sludge recirculation apparatus for sewage treatment plants according to claim 4, wherein: the water pump (8) is connected to the water tank (7) through an input pipe (20).
6. The automatic sludge recirculation apparatus for sewage treatment plants according to claim 4, wherein: the top surface of the water tank (7) is provided with an air hole (21), and the outer side of the water tank (7) is provided with a water inlet pipe (22) and a water level pipe (23).
7. The automatic sludge recirculation apparatus of a sewage treatment plant according to claim 1, wherein: the top of the base (3) is fixedly provided with a sludge pump (4) through a mounting seat (10), one side of the sludge pump (4) is fixedly provided with a first return pipe (11), the other side of the sludge pump is fixedly provided with a second return pipe (13), the first return pipe (11) stretches into the sedimentation tank (2), and the second return pipe (13) stretches into the aeration tank (1).
8. The automatic sludge recirculation apparatus of a sewage treatment plant according to claim 7, wherein: the inner end of the first return pipe (11) is fixedly provided with a first valve body (12), and the inner end of the second return pipe (13) is fixedly provided with a second valve body (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420907240.9U CN221051667U (en) | 2024-04-29 | 2024-04-29 | Automatic sludge reflux device for sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420907240.9U CN221051667U (en) | 2024-04-29 | 2024-04-29 | Automatic sludge reflux device for sewage treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221051667U true CN221051667U (en) | 2024-05-31 |
Family
ID=91204938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420907240.9U Active CN221051667U (en) | 2024-04-29 | 2024-04-29 | Automatic sludge reflux device for sewage treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221051667U (en) |
-
2024
- 2024-04-29 CN CN202420907240.9U patent/CN221051667U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |