CN218951115U - Sedimentation tank for sewage treatment - Google Patents
Sedimentation tank for sewage treatment Download PDFInfo
- Publication number
- CN218951115U CN218951115U CN202223158052.0U CN202223158052U CN218951115U CN 218951115 U CN218951115 U CN 218951115U CN 202223158052 U CN202223158052 U CN 202223158052U CN 218951115 U CN218951115 U CN 218951115U
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- Prior art keywords
- sedimentation tank
- sewage treatment
- scraper
- scum
- coagulating sedimentation
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- 238000004062 sedimentation Methods 0.000 title claims abstract description 92
- 239000010865 sewage Substances 0.000 title claims abstract description 45
- 230000001112 coagulating effect Effects 0.000 claims abstract description 30
- 238000001914 filtration Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 238000003756 stirring Methods 0.000 claims description 18
- 239000013049 sediment Substances 0.000 abstract description 12
- 238000004140 cleaning Methods 0.000 abstract description 11
- 238000002156 mixing Methods 0.000 abstract description 3
- 230000015271 coagulation Effects 0.000 description 13
- 238000005345 coagulation Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 9
- 239000012535 impurity Substances 0.000 description 7
- 239000000701 coagulant Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000007790 scraping Methods 0.000 description 5
- 239000008394 flocculating agent Substances 0.000 description 4
- 230000005653 Brownian motion process Effects 0.000 description 3
- 238000005537 brownian motion Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 1
- 230000001687 destabilization Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model relates to the technical field of sewage treatment, and discloses a sedimentation tank for sewage treatment, which comprises a coagulating sedimentation tank, wherein a screw is dynamically arranged on the coagulating sedimentation tank Chi Nazhuai, a first motor is arranged on the coagulating sedimentation tank, a filter plate is arranged on the screw in a threaded manner, the filter plate is slidably arranged at the inner bottom of the coagulating sedimentation tank, and a sedimentation slope is arranged in the coagulating sedimentation tank; install the supporting seat on the filter, install the second motor on the supporting seat, rotate on the filter and install the pivot, the one end of pivot is connected with the output shaft of second motor, install the dross scraper blade in the pivot. The scum scraper is circular, the opening from the upper end to the lower end of the scum scraper is inclined, and the scum scraper is provided with a filtering hole. The utility model has the advantages of convenient cleaning of the sediment in the sedimentation tank and the scum on the surface of the sewage, and uniform mixing with the flocculant.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a sedimentation tank for sewage treatment.
Background
Sedimentation tanks are sewage treatment plants that use gravity sedimentation to remove suspended particles having a density greater than that of water from the water. The sedimentation tank is used for purifying water by utilizing the principle that suspended impurity particles in water flow can be separated from the water flow when the downward sedimentation speed is higher than the downward flow speed of the water flow or the downward sedimentation time is shorter than the time when the water flow flows out of the sedimentation tank. Besides physical sedimentation by gravity, a coagulant is sometimes added into the sedimentation tank to enable particles in sewage to agglomerate through the coagulant so as to accelerate the sedimentation process.
The sediment or coagulation agglomeration of the bottom of the existing sedimentation tank usually needs to be cleaned manually at regular intervals, and the existing sedimentation tank does not have an automatic cleaning function. Not only is labor-consuming, but also the cleaning effect is poor. The sediment is deposited for a long time, so that the sediment is deposited and is more difficult to treat, and scum is also generated on the surface of the water, so that the sediment is difficult to clean. Therefore, there is a need to provide a sedimentation tank for sewage treatment.
Disclosure of Invention
The utility model provides a sedimentation tank for sewage treatment, which has the beneficial effects of being convenient for cleaning sediment and scum on the surface of sewage of the sedimentation tank and uniformly mixing with flocculant, and solves the problems that sediment or coagulation agglomeration at the bottom of the existing sedimentation tank in the background art usually needs to be cleaned manually at regular intervals, has no automatic cleaning function, consumes very labor, has poor cleaning effect, has long sediment sedimentation time, can cause sedimentation to be more difficult to treat, and scum can appear on the surface of water, so that the sediment is difficult to clean.
The utility model provides the following technical scheme: the sedimentation tank for sewage treatment comprises a coagulating sedimentation tank, wherein a screw is dynamically arranged on the coagulating sedimentation tank Chi Nazhuai, a first motor is arranged on the coagulating sedimentation tank, a filter plate is arranged on the screw in a threaded manner, the filter plate is slidably arranged at the inner bottom of the coagulating sedimentation tank, and a sedimentation slope is arranged in the coagulating sedimentation tank;
install the supporting seat on the filter, install the second motor on the supporting seat, rotate on the filter and install the pivot, the one end of pivot is connected with the output shaft of second motor, install the dross scraper blade in the pivot.
As an alternative to the sedimentation tank for sewage treatment according to the present utility model, wherein: the scum scraper is circular, the opening from the upper end to the lower end of the scum scraper is inclined, and the scum scraper is provided with a filtering hole.
As an alternative to the sedimentation tank for sewage treatment according to the present utility model, wherein: the floating device is characterized in that a base is fixedly arranged on the rotating shaft, a tension rope is arranged on the base and connected with a scum scraper, and a floating plate is arranged on the scum scraper.
As an alternative to the sedimentation tank for sewage treatment according to the present utility model, wherein: the stirring rod is arranged on the rotating shaft and is arranged below the rotating shaft.
As an alternative to the sedimentation tank for sewage treatment according to the present utility model, wherein: the stirring rod is provided with two groups, and the two groups of stirring rods are arranged on the outer wall of the rotating shaft in parallel.
As an alternative to the sedimentation tank for sewage treatment according to the present utility model, wherein: the coagulating sedimentation tank is provided with a water outlet tank and a fine wire netting, and the fine wire netting is arranged in the water outlet tank.
As an alternative to the sedimentation tank for sewage treatment according to the present utility model, wherein: the filter is provided with a scraper plate, the scraper plate is arc-shaped, and the scraper plate is abutted against the inner bottom surface of the coagulation sedimentation tank.
As an alternative to the sedimentation tank for sewage treatment according to the present utility model, wherein: the scum scraper is of a hollow structure, and the opening angle of the scum scraper from the upper end to the lower end is 30-60 degrees.
The utility model has the following beneficial effects:
1. this sedimentation tank for sewage treatment has realized automatic clearance sedimentation tank in sediment and dross, reduces manpower consumption, and clean effect is stronger than artifical clearance. In the process that the first motor drives the screw rod to drive the filter plate to push, the scum scraper blade on the filter plate is used for moving and cleaning scum on the sewage surface, so that the efficiency of cleaning scum on the water surface is improved, and the difficulty of manual cleaning is reduced.
2. This sedimentation tank for sewage treatment, when sedimentation tank sewage adds flocculating agent, coagulant, drive the screw rod through first motor and rotate, and then drive the filter that pushes with screw rod threaded connection, drive the scraper board on the filter and push forward the in-process of pushing in the sedimentation tank, and then collect the floccule of sediment, guide inflow coagulating sedimentation tank's sedimentation slope, reduce long-time sediment and lead to sedimentation tank inner bottom dirt deposit and lead to the condition of the bad clearance of caking.
3. This sedimentation tank for sewage treatment, when sedimentation tank sewage adds flocculating agent, coagulant, drive the screw rod through first motor and rotate, and then drive the filter with screw rod threaded connection and promote, the filter is the motion this moment, the second motor on the filter drives the pivot and rotates, and then drive the puddler and stir, in stirring motion, make a large amount of suspensions of flocculating agent and sewage, impurity carry out the mixed reaction, the effect of evenly blending reaction is improved, two sets of puddlers improve aquatic impurity granule Brownian motion intensity reinforcing, improve the collision chance, and then promote the coagulation thoroughly.
Drawings
Fig. 1 is a schematic view of a first view of the structural axis of the present utility model.
Fig. 2 is an enlarged schematic view of the structure a in fig. 1 according to the present utility model.
Fig. 3 is a schematic cross-sectional view of the structure of the present utility model.
Fig. 4 is a schematic view of a second view of the structural axis side of the present utility model.
Fig. 5 is an enlarged schematic view of the structure B of fig. 4 according to the present utility model.
In the figure: 1. a coagulating sedimentation tank; 2. a screw; 3. a first motor; 4. a filter plate; 5. precipitating the slope; 6. a support base; 7. a second motor; 8. a rotating shaft; 9. a scum scraper; 10. a filter hole; 11. a base; 12. a tension rope; 13. a float plate; 14. a stirring rod; 15. a water outlet tank; 16. fine wire netting; 17. a doctor plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
The utility model provides the following technical scheme: based on a sedimentation tank for sewage treatment, please refer to fig. 1-5, the sedimentation tank comprises a coagulating sedimentation tank 1, a screw rod 2 is rotatably installed in the coagulating sedimentation tank 1, a first motor 3 is installed on the coagulating sedimentation tank 1, a filter plate 4 is installed on the screw rod 2 in a threaded manner, the filter plate 4 is slidably installed at the inner bottom of the coagulating sedimentation tank 1, and a sedimentation slope 5 is arranged in the coagulating sedimentation tank 1;
the filter plate 4 is provided with a supporting seat 6, the supporting seat 6 is provided with a second motor 7, the filter plate 4 is rotatably provided with a rotating shaft 8, one end of the rotating shaft 8 is connected with an output shaft of the second motor 7, and the rotating shaft 8 is provided with a scum scraping plate 9.
In the embodiment, when flocculant and coagulant are added into the sewage of the sedimentation tank, the first motor 3 drives the screw rod 2 to rotate so as to drive the filter plate 4 in threaded connection with the screw rod 2 to push, the first motor 3 is set to be a forward and reverse motor, and in the forward pushing process of the filter plate 4, water flow is driven to flow, so that the Brownian motion strength of impurity particles in the water is enhanced, the collision opportunity is increased, destabilization coagulation is facilitated to be separated, and after the coagulated floccule is precipitated, the filter plate 4 is pushed so as to guide the precipitated floccule to flow into the sedimentation slope 5 of the coagulation sedimentation tank 1 to be collected, and the condition that the floccule is not well cleaned due to the deposition of dirt at the inner bottom end of the sedimentation tank caused by long-time precipitation is reduced;
in the process that the first motor 3 drives the screw rod 2 to drive the filter plate 4 to push, the scum on the sewage surface is removed and cleaned through the scum scraper 9 on the filter plate 4, so that the efficiency of cleaning the scum on the water surface is improved, and the difficulty of manual cleaning is reduced;
the second motor 7 drives the rotating shaft 8 to rotate, and then drives the scum scraping plate 8 on the rotating shaft 8 to rotationally clean scum on the sewage floating surface.
Example 2
This embodiment is a modified description based on embodiment 1, and specifically, please refer to fig. 1-5, wherein: the scum scraping plate 9 is arranged in a round shape, the opening of the scum scraping plate 9 from the upper end to the lower end is inclined, and the scum scraping plate 9 is provided with a filtering hole 10;
wherein: the dross scraper 9 is hollow, and the angle of inclination of the dross scraper 9 from the upper end to the lower end opening is 30-40 degrees.
Wherein: the rotating shaft 8 is fixedly provided with a base 11, the base 11 is provided with a tension rope 12, the tension rope 12 is connected with the scum scraper 9, and the scum scraper 9 is provided with a floating plate 13.
In this embodiment, dross scraper 9 is the slope form by upper end to lower extreme opening, forms concave form, and the inside hollow structure that is of dross scraper 9 for collect the dross of sewage upper surface, the water of purification is permeated down from filtration pore 10, sets up circular shape dross scraper 9, is used for driving pivot 8 at second motor 7 and rotates, and then drives epaxial dross scraper 9 of pivot 8 and clear up, produces centrifugal force, collects the dross of sewage float upper surface when being convenient for fast rotatory, improves sewage treatment purification quality.
Example 3
When a large amount of flocculating agents are added into the conventional sedimentation tank, a coagulation bag block is formed during preliminary coagulation, the coagulation bag block cannot uniformly react with suspended matters in sewage, the Brownian movement strength of impurity particles in the water is weakened, the collision chance is reduced, the coagulation is not thorough, and the quality of water quality is further affected.
This embodiment is intended to solve the problem of uneven coagulation, which may be caused by adding a large amount of flocculant, and the problem of uneven coagulation, refer to fig. 1 to 5, in which: a stirring rod 14 is arranged on the rotating shaft 8, and the stirring rod 14 is arranged below the rotating shaft 8.
Wherein: the stirring rod 14 is provided with two groups, and the two groups of stirring rods 14 are arranged on the outer wall of the rotating shaft 8 in parallel.
In this embodiment: when flocculant and coagulant are added into sedimentation tank sewage, the first motor 3 drives the screw rod 2 to rotate, and then drives the filter plate 4 in threaded connection with the screw rod 2 to push, at this moment, the filter plate 4 moves, at this moment, the second motor 7 on the filter plate 4 drives the rotating shaft 8 to rotate, and then drives the stirring rod 14 to stir, in stirring motion, a large amount of flocculant and suspended solids and impurities of sewage are mixed and reacted, the effect of uniform fusion reaction is improved, the Brownian motion strength of impurity particles in water is improved by the two groups of stirring rods 14, the collision opportunity is improved, and coagulation is further promoted thoroughly.
Example 4
This embodiment is a modified description based on embodiment 1, and specifically, please refer to fig. 1-5, wherein: the coagulating sedimentation tank 1 is provided with a water outlet tank 15 and a fine wire netting 16, and the fine wire netting 16 is arranged in the water outlet tank 15.
In this embodiment, a water outlet tank 15 and a fine wire mesh 16 are provided beside the coagulating sedimentation tank 1 for filtration and purification, and for the later extraction and reprocessing of the purified water.
Example 5
This embodiment is a modified description based on embodiment 1, and specifically, please refer to fig. 1-5, wherein: the filter plate 4 is provided with a scraper plate 17, the scraper plate 17 is arc-shaped, and the scraper plate 17 is abutted against the inner bottom surface of the coagulating sedimentation tank 1.
In this embodiment, scrape the bottom of the coagulating sedimentation tank 1 through the scraper plate 17 on the filter 4, reduce the precipitate and lead to the caking because of settling time is long, glue the condition that leads to the bad clearance on the diapire in the coagulating sedimentation tank 1, curved scraper plate 17 is not fragile.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (8)
1. Sedimentation tank for sewage treatment, including coagulating sedimentation tank (1), its characterized in that: the device is characterized in that a screw rod (2) is rotatably installed in the coagulating sedimentation tank (1), a first motor (3) is installed on the coagulating sedimentation tank (1), a filter plate (4) is installed on the screw rod (2) in a threaded mode, the filter plate (4) is slidably installed at the inner bottom of the coagulating sedimentation tank (1), and a sedimentation slope (5) is arranged in the coagulating sedimentation tank (1);
install supporting seat (6) on filter (4), install second motor (7) on supporting seat (6), rotate on filter (4) and install pivot (8), the one end of pivot (8) is connected with the output shaft of second motor (7), install dross scraper blade (9) on pivot (8).
2. The sedimentation tank for sewage treatment according to claim 1, wherein: the scum scraper (9) is circular, an opening from the upper end to the lower end of the scum scraper (9) is inclined, and a filtering hole (10) is formed in the scum scraper (9).
3. The sedimentation tank for sewage treatment according to claim 1, wherein: the floating device is characterized in that a base (11) is fixedly arranged on the rotating shaft (8), a tension rope (12) is arranged on the base (11), the tension rope (12) is connected with a scum scraper (9), and a floating plate (13) is arranged on the scum scraper (9).
4. The sedimentation tank for sewage treatment according to claim 1, wherein: the stirring rod (14) is arranged on the rotating shaft (8), and the stirring rod (14) is arranged below the rotating shaft (8).
5. The sedimentation tank for sewage treatment according to claim 4, wherein: the stirring rods (14) are provided with two groups, and the two groups of stirring rods (14) are arranged on the outer wall of the rotating shaft (8) in parallel.
6. The sedimentation tank for sewage treatment according to claim 1, wherein: the coagulating sedimentation tank (1) is provided with a water outlet tank (15) and a fine wire netting (16), and the fine wire netting (16) is arranged in the water outlet tank (15).
7. The sedimentation tank for sewage treatment according to claim 1, wherein: the filter plate (4) is provided with a scraper plate (17), the scraper plate (17) is arc-shaped, and the scraper plate (17) is abutted against the inner bottom surface of the coagulating sedimentation tank (1).
8. The sedimentation tank for sewage treatment according to claim 1, wherein: the scum scraper (9) is of a hollow structure, and the opening angle of the scum scraper (9) from the upper end to the lower end is 30-40 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223158052.0U CN218951115U (en) | 2022-11-28 | 2022-11-28 | Sedimentation tank for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223158052.0U CN218951115U (en) | 2022-11-28 | 2022-11-28 | Sedimentation tank for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218951115U true CN218951115U (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223158052.0U Active CN218951115U (en) | 2022-11-28 | 2022-11-28 | Sedimentation tank for sewage treatment |
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| Country | Link |
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| CN (1) | CN218951115U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118615852A (en) * | 2024-06-12 | 2024-09-10 | 大冶华鑫实业有限公司 | Steelmaking waste gas treatment device |
| CN119118320A (en) * | 2024-09-22 | 2024-12-13 | 泰州浩邦科技发展有限公司 | A sedimentation device and method for treating wastewater by magnetic coagulation |
| CN119569195A (en) * | 2025-02-08 | 2025-03-07 | 江苏京源环保股份有限公司 | Superconducting magnetic coagulation equipment for sewage treatment |
-
2022
- 2022-11-28 CN CN202223158052.0U patent/CN218951115U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118615852A (en) * | 2024-06-12 | 2024-09-10 | 大冶华鑫实业有限公司 | Steelmaking waste gas treatment device |
| CN118615852B (en) * | 2024-06-12 | 2025-01-03 | 大冶华鑫实业有限公司 | Steelmaking exhaust treatment device |
| CN119118320A (en) * | 2024-09-22 | 2024-12-13 | 泰州浩邦科技发展有限公司 | A sedimentation device and method for treating wastewater by magnetic coagulation |
| CN119569195A (en) * | 2025-02-08 | 2025-03-07 | 江苏京源环保股份有限公司 | Superconducting magnetic coagulation equipment for sewage treatment |
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