CN220012318U - High-efficient two heavy ponds that carry out solid-liquid separation - Google Patents
High-efficient two heavy ponds that carry out solid-liquid separation Download PDFInfo
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- CN220012318U CN220012318U CN202320843544.9U CN202320843544U CN220012318U CN 220012318 U CN220012318 U CN 220012318U CN 202320843544 U CN202320843544 U CN 202320843544U CN 220012318 U CN220012318 U CN 220012318U
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- sedimentation tank
- secondary sedimentation
- tank body
- water
- mud
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- 239000007788 liquid Substances 0.000 title claims abstract description 20
- 238000000926 separation method Methods 0.000 title claims abstract description 19
- 238000004062 sedimentation Methods 0.000 claims abstract description 106
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 238000007790 scraping Methods 0.000 claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 239000010802 sludge Substances 0.000 claims abstract description 44
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 238000000746 purification Methods 0.000 claims abstract description 4
- 239000013049 sediment Substances 0.000 claims description 15
- 210000005056 cell body Anatomy 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 239000003795 chemical substances by application Substances 0.000 abstract description 4
- 239000008394 flocculating agent Substances 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 4
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 125000004122 cyclic group Chemical group 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- 239000011259 mixed solution Substances 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000011146 organic particle Substances 0.000 description 1
- 238000001935 peptisation Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model relates to the technical field of wastewater treatment and discloses a secondary sedimentation tank for efficiently carrying out solid-liquid separation, which comprises a secondary sedimentation tank body, wherein the middle end of the interior of the secondary sedimentation tank body is provided with a mud scraping mechanism for scraping the inner wall of the bottom of the secondary sedimentation tank body, the top of the mud scraping mechanism is started to operate through a driving mechanism, a water collecting mechanism for guiding and slowing down inflow water and collecting overflowed water after sedimentation and purification is arranged above the secondary sedimentation tank body, an inclined plate sedimentation device for improving mud scraping and sucking efficiency is arranged between the water collecting mechanism and the side wall of the secondary sedimentation tank body, and the bottom of the secondary sedimentation tank body is provided with a mud discharging mechanism for discharging mud; the inclined plate sedimentation device comprises a plurality of annular inclined plates. According to the utility model, the operation efficiency of the sludge scraping mechanism is improved by the inclined plate sedimentation device arranged between the water collecting mechanism and the side wall of the secondary sedimentation tank body, the sludge sedimentation property is improved, and the sludge scraping mechanism has an obvious effect on the reduction of flocculating agents and dephosphorizing agents.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to a secondary sedimentation tank for efficiently carrying out solid-liquid separation.
Background
In the sewage treatment system, the secondary sedimentation tank is a facility for carrying out solid-liquid separation on the muddy water mixed solution treated by the biochemical system so as to clarify the mixed solution, and the muddy water separated mixed solution is refluxed by means of a central transmission mud scraping and sucking machine, so that the working effect of the secondary sedimentation tank can directly influence A 2 The biochemical activated sludge system of the O sewage treatment process is stable and the water outlet index is high. When the operation parameters of the biochemical system change or water quality impact occurs, the activated sludge of the biochemical system can be deflocculated, so that a large amount of fine suspended organic particles formed after the activated sludge deflocculation occur in the secondary sedimentation tank, the sedimentation property is poor, the sludge is run along with the water flow at the water outlet weir around the secondary sedimentation tank, the load of the subsequent treatment process is increased, the overstand risk exists, and meanwhile, inorganic matters sink to the tank bottom rapidly, so that the sludge deposition at the edge of the tank bottom of the secondary sedimentation tank is more, and the normal operation of the sludge scraping and sucking machine is influenced. Therefore, there is a need for a secondary sedimentation tank that efficiently performs solid-liquid separation to solve the above problems.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a secondary sedimentation tank for efficiently carrying out solid-liquid separation.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a high-efficient secondary sedimentation tank that carries out solid-liquid separation, includes the secondary sedimentation tank cell body, the inside middle-end of secondary sedimentation tank cell body is provided with the mud scraping mechanism that is used for striking off the deposit at the secondary sedimentation tank cell body bottom inner wall, the top of mud scraping mechanism is through actuating mechanism start-up, the top of secondary sedimentation tank cell body is equipped with the water collecting mechanism that is used for giving water conservancy diversion and slow down and collect the overflow water after precipitation purification, install the swash plate sediment device that is used for promoting to scrape the suction mud efficiency between water collecting mechanism and the secondary sedimentation tank cell body lateral wall, the bottom of secondary sedimentation tank cell body is provided with the mud discharging mechanism that is used for discharging mud;
the inclined plate sedimentation device comprises a plurality of annular inclined plates, and the annular inclined plates are connected with the inner wall of the secondary sedimentation tank body through support rods.
As a further description of the above technical solution:
the clearance is 100mm between a plurality of the cyclic annular swash plate, the inclined length of cyclic annular swash plate is 1m, the bracing piece is 316L stainless steel, the installation inclination of cyclic annular swash plate is 60 degrees, swash plate sediment device upper portion water depth is about 1.0m, and bottom buffer layer height is about 2.6m.
As a further description of the above technical solution:
the mud scraping mechanism comprises a main shaft, a mud scraping connecting rod is fixedly connected to the lower portion of the outer portion of the main shaft, a mud scraping plate is fixedly connected to the other end of the mud scraping connecting rod, and the bottom of the mud scraping plate is slidably connected to an inner inclined surface of the secondary sedimentation tank body.
As a further description of the above technical solution:
the driving mechanism comprises a driving motor, the bottom side of the driving motor is fixedly connected with a working frame, the other end of the working frame is fixedly connected with the outer part of the secondary sedimentation tank body, the driving end of the driving motor is fixedly connected with the top end of the main shaft, and the upper part of the outer part of the main shaft is rotationally connected inside one side of the working frame.
As a further description of the above technical solution:
the water collecting mechanism comprises a baffle plate which is fixedly connected to the inner top end of the secondary sedimentation tank body, a plurality of water permeable holes are uniformly formed in the baffle plate, a water collecting tank is arranged between the baffle plate and the secondary sedimentation tank body, and the water permeable holes are communicated with the water collecting tank.
As a further description of the above technical solution:
the water inlet pipe is arranged on one side of the top of the secondary sedimentation tank body, one end of the water inlet pipe is communicated with the inside of the water collecting tank, the water outlet pipe is arranged on the other side of the top of the secondary sedimentation tank body, and one end of the water outlet pipe is communicated with the inside of the water collecting tank.
As a further description of the above technical solution:
the sludge discharge mechanism comprises a sludge collection groove which is fixedly connected to the bottom of the secondary sedimentation tank body and is communicated with the interior of the secondary sedimentation tank body, and a sludge discharge pipe is communicated with one side of the sludge collection groove.
The utility model has the following beneficial effects:
according to the utility model, the operation efficiency of the sludge scraping mechanism is improved by the inclined plate sedimentation device arranged between the water collecting mechanism and the side wall of the secondary sedimentation tank body, the sludge sedimentation property is improved, and the sludge scraping mechanism has an obvious effect on the reduction of flocculating agents and dephosphorizing agents.
Drawings
FIG. 1 is a perspective view of a secondary sedimentation tank for efficiently carrying out solid-liquid separation, which is provided by the utility model;
FIG. 2 is a side perspective view of a secondary sedimentation tank for efficiently carrying out solid-liquid separation according to the present utility model;
fig. 3 is a cross-sectional view of a secondary sedimentation tank for efficiently carrying out solid-liquid separation according to the present utility model.
Legend description:
1. a secondary sedimentation tank body; 2. a main shaft; 3. a mud scraping connecting rod; 4. a mud scraping plate; 5. a driving motor; 6. a work frame; 7. an annular sloping plate; 8. a support rod; 9. a baffle; 10. a water collection tank; 11. a water permeable hole; 12. a water inlet pipe; 13. a drain pipe; 14. a mud collecting groove; 15. a mud pipe.
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.
Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a high-efficient secondary sedimentation tank that carries out solid-liquid separation, including secondary sedimentation tank cell body 1, the bottom of secondary sedimentation tank cell body 1 is the inclined plane, the inside middle-end of secondary sedimentation tank cell body 1 is provided with the mud scraping mechanism that is used for striking off the deposit at the bottom inner wall of secondary sedimentation tank cell body 1, the top of mud scraping mechanism starts the operation through actuating mechanism, the top of secondary sedimentation tank cell body 1 is equipped with the water collecting mechanism that is used for giving water conservancy diversion and slowing down and collecting the overflowed water after precipitation purification, install the swash plate sediment device that is used for promoting the mud scraping and sucking efficiency between water collecting mechanism and the secondary sedimentation tank cell body 1 lateral wall, the bottom of secondary sedimentation tank cell body 1 is provided with the mud discharging mechanism that is used for discharging mud; the inclined plate sedimentation device comprises a plurality of annular inclined plates 7, a storehouse is provided with a high-pressure water gun and is used for periodically reducing liquid level flushing in an inclined plate sedimentation device area, the plurality of annular inclined plates 7 are connected with the inner wall of a secondary sedimentation tank body 1 through supporting rods 8, a mud scraping mechanism comprises a main shaft 2, a mud scraping connecting rod 3 is fixedly connected to the lower part of the outer part of the main shaft 2, a mud scraping plate 4 is fixedly connected to the other end of the mud scraping connecting rod 3, the bottom of the mud scraping plate 4 is slidably connected to the inner inclined surface of the secondary sedimentation tank body 1, a driving mechanism comprises a driving motor 5, the bottom side of the driving motor 5 is fixedly connected with a working frame 6, the other end of the working frame 6 is fixedly connected to the outer part of the secondary sedimentation tank body 1, the driving motor 5 is fixedly connected with the top of the main shaft 2, the upper part of the main shaft 2 is rotatably connected to the inner side of the working frame 6, the driving motor 5 is started to operate, the main shaft 2 is driven to rotate, the mud scraping connecting rod 3 and the mud scraping plate 4 are driven to rotate, the bottom of the secondary sedimentation tank body 1 is scraped by the inner wall of the mud scraping plate 4, sludge deposited at the bottom of the secondary sedimentation tank body 1 is enabled to be in a bottom of the secondary sedimentation tank body 1, the sedimentation tank body is designed to be in a water collecting tank 10, and a water collecting tank is designed to a water collecting tank area, and a load area is designed between a water collecting tank area 10. Meanwhile, the annular inclined plate 7 is installed and inclined towards the center of the secondary sedimentation tank body 1, the annular inclined plate 7 is utilized for guiding, so that sludge which should be originally settled on the attachment of the tank wall is guided towards the center, the bottom sludge scraping and sucking pressure is reduced, the sludge scraping operation efficiency of the sludge scraping plate 4 is improved, the sludge dredging frequency of the secondary sedimentation tank body 1 is reduced, the additional power and manual operation are not needed, the maintenance is convenient, the problems that the original facility has poor settling performance, sludge is seriously leaked, the sludge is seriously settled in the edge area of the tank bottom, the operation of a central sludge scraping mechanism is influenced, the operation effect of the sludge scraping mechanism is improved by changing the peripheral sludge settling position of the tank body, and the solid load in the secondary sedimentation tank body 1 is effectively improved. In addition, the facility improves the sludge settling property, and has obvious effect on the reduction of flocculating agent and dephosphorizing agent.
The clearance is 100mm between a plurality of cyclic annular swash plates 7, the length of the slope of cyclic annular swash plates 7 is 1m, the bracing piece 8 is 316L stainless steel, high corrosion resistance has, increase of service life, cyclic annular swash plates 7 and bracing piece 8 can be welding or detachable connection, cyclic annular swash plates 7's installation inclination is 60 degrees, swash plate settling device upper portion depth is about 1.0m, the bottom buffer layer height is about 2.6m, water collecting mechanism includes baffle 9, baffle 9 fixed connection is on the inside top of two sedimentation tank body 1, baffle 9 evenly is provided with a plurality of holes 11 that permeate water, be provided with water catch bowl 10 between baffle 9 and two sedimentation tank body 1, the hole 11 is linked together with water catch bowl 10, top one side of two sedimentation tank body 1 is provided with water inlet pipe 12, the one end of water inlet pipe 12 is linked together with water catch bowl 10 inside, the top opposite side of two sedimentation tank body 1 is provided with drain pipe 13, the one end of drain pipe 13 is linked together with water inside 10, the inside with sewage input water catch bowl 10 through water inlet pipe 12, evenly flows into the inside two sedimentation tank body 1's inside water guide 11, realize the water guide system is gone into through water guide 11, be equipped with water guide 14 through two sedimentation tank body and is equipped with the inside of sedimentation tank 1, the sediment system is gone up through two sedimentation tank 1, the sediment system is connected to the inside through two sedimentation tank 1, the sediment channel is connected with the sediment tank 1 through the sediment channel is equipped with the sediment channel 14, the sediment channel is connected to the sediment channel is 13, and is 13, the sediment channel is has the sediment channel is the sediment.
Working principle: by adopting the design principle of the up-flow inclined plate sedimentation tank, an inclined plate sedimentation device is built between the water collecting tank 10 and the tank wall of the secondary sedimentation tank body 1, and the solid load of the water collecting tank 10 to the tank wall area is lifted, so that the mud leakage problem is solved. Meanwhile, the annular inclined plate 7 is installed and inclined towards the center of the secondary sedimentation tank body 1, the annular inclined plate 7 is utilized for guiding, so that sludge which should be originally settled on the attachment of the tank wall is guided towards the center, the bottom sludge scraping and sucking pressure is reduced, the sludge scraping operation efficiency of the sludge scraping plate 4 is improved, the sludge dredging frequency of the secondary sedimentation tank body 1 is reduced, the additional power and manual operation are not needed, the maintenance is convenient, the problems that the original facility has poor settling performance, sludge is seriously leaked, the sludge is seriously settled in the edge area of the tank bottom, the operation of a central sludge scraping mechanism is influenced, the operation effect of the sludge scraping mechanism is improved by changing the peripheral sludge settling position of the tank body, and the solid load in the secondary sedimentation tank body 1 is effectively improved. In addition, the facility improves the sludge settling property, and has obvious effect on the reduction of flocculating agent and dephosphorizing agent.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a high-efficient secondary sedimentation tank that carries out solid-liquid separation, includes secondary sedimentation tank cell body (1), its characterized in that: the middle end of the interior of the secondary sedimentation tank body (1) is provided with a mud scraping mechanism for scraping the inner wall of the bottom of the secondary sedimentation tank body (1), the top of the mud scraping mechanism is started to operate through a driving mechanism, a water collecting mechanism for guiding and slowing down water and collecting overflowed water after sedimentation and purification is arranged above the secondary sedimentation tank body (1), an inclined plate sedimentation device for improving mud scraping and sucking efficiency is arranged between the water collecting mechanism and the side wall of the secondary sedimentation tank body (1), and the bottom of the secondary sedimentation tank body (1) is provided with a mud discharging mechanism for discharging mud;
the inclined plate sedimentation device comprises a plurality of annular inclined plates (7), and the annular inclined plates (7) are connected with the inner wall of the secondary sedimentation tank body (1) through supporting rods (8).
2. The secondary sedimentation tank for efficiently performing solid-liquid separation according to claim 1, wherein: the clearance between a plurality of annular swash plates (7) is 100mm, the inclined length of annular swash plates (7) is 1m, bracing piece (8) are 316L stainless steel, the installation inclination of annular swash plates (7) is 60 degrees, swash plate sediment device upper portion water depth is about 1.0m, and bottom buffer layer height is about 2.6m.
3. The secondary sedimentation tank for efficiently performing solid-liquid separation according to claim 1, wherein: the mud scraping mechanism comprises a main shaft (2), a mud scraping connecting rod (3) is fixedly connected to the lower portion of the outer portion of the main shaft (2), a mud scraping plate (4) is fixedly connected to the other end of the mud scraping connecting rod (3), and the bottom of the mud scraping plate (4) is slidably connected to an inner inclined surface of the secondary sedimentation tank body (1).
4. The secondary sedimentation tank for efficiently performing solid-liquid separation according to claim 1, wherein: the driving mechanism comprises a driving motor (5), a working frame (6) is fixedly connected to the bottom side of the driving motor (5), the other end of the working frame (6) is fixedly connected to the outside of the secondary sedimentation tank body (1), the driving end of the driving motor (5) is fixedly connected with the top end of the main shaft (2), and the upper part of the outside of the main shaft (2) is rotationally connected to the inside of one side of the working frame (6).
5. The secondary sedimentation tank for efficiently performing solid-liquid separation according to claim 1, wherein: the water collecting mechanism comprises a baffle plate (9), the baffle plate (9) is fixedly connected to the top end of the interior of the secondary sedimentation tank body (1), a plurality of water permeable holes (11) are uniformly formed in the baffle plate (9), a water collecting tank (10) is arranged between the baffle plate (9) and the secondary sedimentation tank body (1), and the water permeable holes (11) are communicated with the water collecting tank (10).
6. The secondary sedimentation tank for efficiently performing solid-liquid separation according to claim 5, wherein: the water inlet pipe (12) is arranged on one side of the top of the secondary sedimentation tank body (1), one end of the water inlet pipe (12) is communicated with the inside of the water collecting tank (10), the water draining pipe (13) is arranged on the other side of the top of the secondary sedimentation tank body (1), and one end of the water draining pipe (13) is communicated with the inside of the water collecting tank (10).
7. The secondary sedimentation tank for efficiently performing solid-liquid separation according to claim 1, wherein: the sludge discharge mechanism comprises a sludge collection groove (14), wherein the sludge collection groove (14) is fixedly connected to the bottom of the secondary sedimentation tank body (1) and is communicated with the interior of the secondary sedimentation tank body (1), and one side of the sludge collection groove (14) is communicated with a sludge discharge pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320843544.9U CN220012318U (en) | 2023-04-17 | 2023-04-17 | High-efficient two heavy ponds that carry out solid-liquid separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320843544.9U CN220012318U (en) | 2023-04-17 | 2023-04-17 | High-efficient two heavy ponds that carry out solid-liquid separation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220012318U true CN220012318U (en) | 2023-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320843544.9U Active CN220012318U (en) | 2023-04-17 | 2023-04-17 | High-efficient two heavy ponds that carry out solid-liquid separation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220012318U (en) |
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2023
- 2023-04-17 CN CN202320843544.9U patent/CN220012318U/en active Active
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