CN219117305U - Novel multistage compound sedimentation tank - Google Patents

Novel multistage compound sedimentation tank Download PDF

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Publication number
CN219117305U
CN219117305U CN202320132660.XU CN202320132660U CN219117305U CN 219117305 U CN219117305 U CN 219117305U CN 202320132660 U CN202320132660 U CN 202320132660U CN 219117305 U CN219117305 U CN 219117305U
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sedimentation
tank
horizontal
sludge
magnetic powder
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肖芬
李易麟
陈红英
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Huadian Xinjiang Hami Coal Power Development Co ltd
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Abstract

The utility model discloses a novel multistage composite sedimentation tank, which relates to the technical field of sewage sedimentation and comprises a premixing tank, a flocculation tank and a primary filtration sedimentation component which are sequentially connected, wherein the premixing tank comprises a water inlet end, an electric stirring paddle and an overflow port, the premixing tank and the flocculation tank have the same structure, a magnetic powder adding pump and a coagulant adding pump are arranged on the premixing tank, a flocculant adding pump is arranged on the flocculation tank, the primary filtration sedimentation component comprises a multistage inserted baffle and a horizontal sedimentation tube group, the horizontal sedimentation tube group comprises a plurality of horizontal tubes, a clear water outlet component is arranged at the water outlet end of the horizontal sedimentation tube group, and a sludge backflushing component and a sludge magnetic powder recycling component are arranged on the horizontal sedimentation tube group. After sewage enters the premixing tank, the premixing agent and the magnetic powder are added through the magnetic powder adding pump and the coagulant adding pump, the flocculant is added after stirring, and the plurality of horizontal pipe groups are combined into the horizontal sedimentation pipe group, so that the sedimentation area is increased, the sedimentation distance of suspended matters is reduced, the whole device has a compact structure, and the sewage treatment efficiency is high.

Description

Novel multistage compound sedimentation tank
Technical Field
The utility model relates to the field of sewage treatment, in particular to the technical field of sewage precipitation.
Background
The sedimentation tank is a structure for removing suspended matters in water by utilizing sedimentation and purifying water quality, and the suspended matters in water are removed by utilizing natural sedimentation or coagulating sedimentation of water. The sedimentation tank is divided into a horizontal sedimentation tank and a vertical sedimentation tank according to the water flow direction, and the sedimentation effect depends on the flow rate of water in the sedimentation tank and the residence time of the water in the tank. The horizontal sedimentation tank consists of a water inlet, a water outlet, a water flow part and a sludge hopper. The horizontal sedimentation tank is built by using multi-purpose concrete, and can also be a masonry structure of brick and stone or a soil tank lined by brick and stone. The horizontal sedimentation tank has simple structure, good sedimentation effect, stable working performance, wide use and larger occupied area. The plane of the vertical sedimentation tank body is round or square. The wastewater is discharged into the tank from top to bottom through a water inlet pipe arranged in the center of the sedimentation tank, an umbrella-shaped baffle is arranged below a water inlet outlet, so that the wastewater is uniformly distributed in the tank, and then slowly rises along the whole section of the tank. The suspended matter is settled into a conical sludge hopper at the bottom of the tank under the action of gravity, and clarified water is discharged from an overflow weir around the upper end of the tank. The depth of the pool is large, the bottom of the pool is conical, and construction is difficult.
Therefore, the existing horizontal sedimentation tank and vertical sedimentation tank have the problems of large volume, large occupied area and low treatment efficiency.
Disclosure of Invention
The utility model aims at: in order to solve the technical problems, the utility model provides a novel multi-stage composite sedimentation tank which is high in sedimentation efficiency, short in treatment time and small in occupied area.
The utility model adopts the following technical scheme for realizing the purposes:
the utility model provides a novel multistage compound sedimentation tank, includes premixed tank, flocculation tank and the primary filter sedimentation subassembly that connects gradually, premixed tank includes inlet end, electronic stirring rake, overflow mouth, premixed tank with flocculation tank structure is the same, all adopts motor stirring and cooperation overflow mode play water, be equipped with magnetic powder interpolation pump and coagulant interpolation pump on the premixed tank, be equipped with the flocculant interpolation pump on the flocculation tank, the primary filter sedimentation subassembly is including locating the multistage grafting baffle of flocculation tank play overflow mouth is kept away from in multistage grafting baffle the opposite side of flocculation tank play overflow mouth is equipped with horizontal sedimentation nest of tubes, horizontal sedimentation nest of tubes includes a plurality of horizontal tubes, horizontal sedimentation nest of tubes play water end is equipped with clear water play water subassembly, be equipped with mud recoil subassembly and mud magnetic powder recovery unit on the horizontal sedimentation nest of tubes.
Through above-mentioned scheme, after sewage gets into the premix pond, add pump and coagulant and add pump and add premix and magnetic powder through the magnetic powder, add the flocculating agent after the stirring, residue particle pollutant in the sewage is through flocculating and combining with the magnetic powder, the adsorption effect is good, the flocculation thing density of production is big, compacter, can be quick subside when later getting into multistage grafting baffle and horizontal sedimentation tube group, set up a plurality of horizontal tube group and make up horizontal sedimentation tube group, the horizontal tube sets up into a plurality of layers, be equivalent to greatly increased the sedimentation area, the sedimentation distance of suspended solid has been reduced, be convenient for sewage subside fast in the long tube, the clear water is discharged through clear water play subassembly afterwards, set up mud recoil subassembly and mud magnetic powder recovery subassembly can wash water flat intraductal mud fast, be convenient for collect mud and avoid the pipeline jam, magnetic powder recycle in the mud simultaneously again, whole device compact structure, sewage treatment efficiency is high.
Further, the horizontal pipe section is a combination of an upper pipe body and a lower sedimentation bucket.
Through above-mentioned scheme, the upper end body is convenient for hold more sewage, and the lower extreme deposits the quick subsidence of mud in the sewage and collects of being convenient for.
Further, the lower end of the sedimentation bucket is provided with a mud discharging slot, and the mud discharging slot extends downwards and is led into the mud discharging slot on the lower layer horizontal pipe.
Through above-mentioned scheme, set up and arrange mud slit and collect the slow discharge of mud in the horizontal pipe lower extreme sedimentation bucket, be convenient for separate muddy water, clear sewage fast, improve mud-water separation efficiency in the sewage.
Further, the sludge magnetic powder recycling assembly comprises a sludge tank arranged at the lower end of the horizontal sedimentation tube group, the sludge discharge slits and the multistage inserted baffles are led into the sludge tank through pipelines, a magnetic drum separator is arranged on the sludge tank, a feeding end, a sludge discharge tube and a recycling tube are arranged on the magnetic drum separator, the feeding end is connected with a sludge discharge pipeline at the bottom of the sludge tank, and the recycling tube is led into the magnetic powder adding pump.
Through the scheme, the sludge enters the sludge pond from the lower ends of the sludge discharge slits and the multistage inserted baffle plates, the sludge is further precipitated in the sludge pond, the bottom sludge improvement pipeline enters the feeding end of the magnetic drum separator for feeding, the magnetic seeds and the common sludge are separated by the magnetic drum separator, the magnetic seeds are introduced into the magnetic powder adding pump along the recycling pipe, the residual sludge is discharged from the sludge discharge pipe, the whole process realizes the further concentration and the magnetic powder recycling of the sludge, and the method is more green and environment-friendly and can be used continuously.
Further, the clear water outlet assembly comprises a rising tank arranged at the water outlet end of the horizontal sedimentation tube set, a filtering inclined plate is arranged on the rising tank, the water outlet end of the horizontal sedimentation tube set is led into the middle part of the rising tank, and a clear water outlet pipe is arranged at the top end of the rising tank.
Through the scheme, clear water rises from the middle part of the rising tank and is discharged after passing through the filtering inclined plate, part of residues in the clear water are filtered and settled by the filtering inclined plate, and the rest clear water rises and is discharged from the water outlet pipe.
Further, the sludge backflushing assembly comprises a three-way valve arranged on the clear water outlet pipe, the other two ends of the three-way valve are provided with a liquid discharge pipe and a backflushing pump, and the backflushing pump is led into the horizontal pipe through a pipeline.
Through above-mentioned scheme, set up the three-way valve and be convenient for control clear water flow, then the accessible recoil pump is washed high-pressure water flow into the horizontal pipe, and the clearance is intraductal debris residue, and the clearance is convenient.
Furthermore, a slow flow overflow groove is arranged between the multistage inserted baffle and the horizontal sedimentation tube group.
Through above-mentioned scheme, setting up the slow flow overflow launder and being convenient for flow into horizontal sedimentation pipe group after carrying out the slow flow with multistage grafting baffle exhaust sewage, avoid disturbing the water, be convenient for subside.
The beneficial effects of the utility model are as follows:
1. the utility model discloses a novel multistage composite sedimentation tank, after sewage enters a premixing tank, a premixing agent and magnetic powder are added through a magnetic powder adding pump and a coagulant adding pump, a flocculating agent is added after stirring, residual particle pollutants in the sewage are flocculated and combined with the magnetic powder, the adsorption effect is good, the density of the generated flocculate is large and more compact, the generated flocculate can be quickly settled when the sewage subsequently enters a multistage inserted baffle and a horizontal sedimentation pipe group, a plurality of horizontal pipe groups are arranged to form the horizontal sedimentation pipe group, the horizontal pipe is arranged into a plurality of layers, which is equivalent to greatly increasing the sedimentation area, reducing the sedimentation distance of suspended matters, facilitating quick sedimentation of the sewage in a long pipe, and then clear water is discharged through a clear water outlet component, a sludge backflushing component and a sludge magnetic powder recycling component are arranged to quickly flush water sludge in the flat pipe, facilitating collection of the sludge and avoiding pipeline blockage, and meanwhile the magnetic powder in the sludge is recycled again;
2. the sludge is discharged from a sludge slot, the lower end of the multistage inserted baffle plate enters a sludge tank, the sludge is further precipitated in the sludge tank, a sludge lifting pipeline at the bottom enters a feeding end of the magnetic drum separator for feeding, the magnetic seeds and common sludge are separated by the magnetic drum separator, the magnetic seeds are introduced into a magnetic powder adding pump along a recycling pipe, and the residual sludge is discharged from a sludge discharge pipe, so that the whole process realizes further concentration of the sludge and magnetic powder recycling, is more environment-friendly and can be used continuously;
3. the three-way valve is arranged to control clear water to flow, and then the high-pressure water flow can be flushed into the horizontal pipe through the recoil pump to clean sundry residues in the pipe, so that the cleaning is convenient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of an inventive horizontal tube;
FIG. 3 is a schematic diagram of a magnetic drum separator of the present utility model.
Reference numerals: 11. a premixing pool; 12. a flocculation tank; 13. a water inlet end; 14. electric stirring paddles; 15. an overflow port; 16. a magnetic powder adding pump; 17. a coagulant adding pump; 18. a multi-stage plug-in baffle; 19. a horizontal sedimentation tube set; 20. a slow flow overflow groove; 21. a horizontal tube; 22. a tube body; 23. a sedimentation bucket; 24. a mud discharging slot; 25. a rising pool; 26. a filtering sloping plate; 27. a clear water outlet pipe; 28. a sludge pool; 29. a magnetic drum separator; 30. a feed end; 31. a mud pipe; 32. a recovery pipe; 33. a three-way valve; 34. a recoil pump; 35. and (3) a magnet.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by 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
As shown in fig. 1 and 2, this embodiment provides a novel multistage compound sedimentation tank, including the premixing tank 11 that connects gradually, flocculation tank 12 and just strain sedimentation subassembly, premixing tank 11 includes inlet end 13, electronic stirring rake 14, overflow mouth 15, premixing tank 11 and flocculation tank 12 structure are the same, all adopt the motor stirring and cooperate overflow mode play water, be provided with magnetic powder interpolation pump 16 and coagulant interpolation pump 17 on the premixing tank 11, be provided with the flocculant interpolation pump on the flocculation tank 12, just strain sedimentation subassembly including locating the multistage grafting baffle 18 of flocculation tank 12 play water overflow mouth 15, multistage grafting baffle 18 adopts the grafting fixedly, be convenient for later stage unpick and wash the maintenance, be provided with horizontal sedimentation nest of tubes 19 in the opposite side that multistage grafting baffle 18 kept away from flocculation tank 12 play water overflow mouth 15, be provided with the slow flow overflow launder 20 between multistage grafting baffle 18 and horizontal sedimentation nest of tubes 19, it is convenient for carry out the slow flow with multistage grafting baffle 18 discharged sewage and flow into horizontal sedimentation nest of tubes 19 to avoid the slow flow overflow launder 20, be convenient for subside. Meanwhile, the height of the horizontal sedimentation tube group 19 is lower than that of the multi-stage inserted baffle 18, if necessary, the multi-stage inserted baffle 18 and the slow flow overflow groove 20 can be connected by adopting a pumping mode, the horizontal sedimentation tube group 19 comprises a plurality of horizontal tubes 21 which are horizontally arranged, the horizontal tubes 21 are combined into a plurality of layers, and the slow flow overflow groove 20 and the single horizontal tube 21 can be connected by adopting a pipeline. The horizontal pipe 21 is formed by combining an upper pipe body 22 and a lower sedimentation bucket 23 in cross section, a mud discharging slit 24 is formed in the lower end of the sedimentation bucket 23, and the mud discharging slit 24 extends downwards and is led into the mud discharging slit 24 on the lower horizontal pipe 21. The water outlet end of the horizontal sedimentation tube group 19 is provided with a clear water outlet component, and the horizontal sedimentation tube group 19 is provided with a sludge backflushing component and a sludge magnetic powder recovery component. The upper end pipe body 22 is convenient for hold more sewage, and the lower extreme sediment fill 23 is convenient for the mud in the sewage subsides fast and collects, sets up and arranges mud slit 24 and slowly discharges the collection with the mud in the sediment fill 23 of horizontal pipe 21 lower extreme, and the separation muddy water of being convenient for clarifies sewage fast, improves mud-water separation efficiency in the sewage.
Therefore, after sewage enters the premixing tank 11, the premixing agent and the magnetic powder are added through the magnetic powder adding pump 16 and the coagulant adding pump 17, the flocculating agent is added after stirring, the residual particle pollutants in the sewage are flocculated and combined with the magnetic powder, the adsorption effect is good, the generated flocculate is large in density and more compact, the generated flocculate can be quickly settled when the sewage subsequently enters the multistage inserted baffle 18 and the horizontal sedimentation tube group 19, the horizontal sedimentation tube group 19 is combined by the plurality of horizontal tubes 21, the horizontal tubes 21 are arranged into a plurality of layers, the sedimentation area is greatly increased, the sedimentation distance of suspended matters is reduced, the sewage can be quickly settled in the long tubes, then clear water is discharged through the clear water outlet assembly, the sludge backflushing assembly and the sludge magnetic powder recycling assembly are arranged, the sludge in the horizontal tubes 21 can be quickly washed, the sludge can be conveniently collected, the pipeline is prevented from being blocked, the magnetic powder in the sludge can be recycled again, the whole device is compact in structure, and the sewage treatment efficiency is high.
Referring to fig. 1 and 2, the clean water outlet assembly comprises a rising tank 25 arranged at the water outlet end of the horizontal sedimentation tube set 19, a filtering inclined plate 26 is arranged on the rising tank 25, the water outlet end of the horizontal sedimentation tube set 19 is introduced into the middle of the rising tank 25, and a clean water outlet pipe 27 is arranged at the top end of the rising tank 25. Clear water rises from the middle part of the rising pool 25 and is discharged after passing through the filter sloping plate 26, part of residues in the clear water are filtered and settled by the filter sloping plate 26, and the rest clear water rises and is discharged from the clear water outlet pipe 27.
Referring to fig. 1, 2 and 3, in order to conveniently recover magnetic seeds and treat sludge, the sludge magnetic powder recovery assembly comprises a sludge tank 28 arranged at the lower end of a horizontal sedimentation tube group 19, a sludge discharge slot 24 and a multistage inserted baffle 18 are all led into the sludge tank 28 through pipelines, a magnetic drum separator 29 is arranged on the sludge tank 28, a feeding end 30, a sludge discharge tube 31 and a recovery tube 32 are arranged on the magnetic drum separator 29, sludge is sprayed on the magnetic drum and slowly rotates along with the magnetic drum through a magnet 29 arranged on the magnetic drum, magnetic powder is adsorbed on the magnetic drum and then hung into the recovery tube 32, residual sludge falls into the sludge discharge tube 31, the feeding end 30 is connected with a sludge discharge tube 31 at the bottom of the sludge tank 28, the recovery tube 32 is led into a magnetic powder adding pump 16, a sludge backflushing assembly comprises a three-way valve 33 arranged on a clear water outlet tube 27, and backflushing pumps 34 are arranged at the other two ends of the three-way valve 33, and the backflushing pumps 34 are led into the horizontal tube 21 through pipelines. The three-way valve 33 is arranged to control the flow of clean water conveniently, and then the high-pressure water can be flushed into the horizontal pipe 21 through the recoil pump 34 to clean sundry residues in the pipe conveniently. Sludge enters a sludge pond 28 from the lower ends of the sludge discharge slits 24 and the multistage inserted baffle 18, and is further precipitated in the sludge pond 28, a sludge lifting pipeline at the bottom enters a feeding end 30 of a magnetic drum separator 29 for feeding, the magnetic seeds and common sludge are separated by the magnetic drum separator 29, the magnetic seeds are introduced into a magnetic powder adding pump 16 along a recycling pipe 32, and the residual sludge is discharged from a sludge discharge pipe 31.
The implementation principle is as follows: the application discloses novel multistage compound sedimentation tank, sewage gets into behind the premixing pond 11, add pump 16 and coagulant interpolation pump 17 through the magnetic powder and add premix and magnetic powder, add the flocculating agent after the stirring, residue particle pollutant in the sewage is through flocculating and combining with the magnetic powder, the adsorption effect is good, the flocculation thing density of production is big, more closely knit, can be quick subside when subsequently getting into multistage grafting baffle 18 and horizontal sedimentation tube group 19, set up a plurality of horizontal tubes 21 and make up horizontal sedimentation tube group 19, horizontal tube 21 sets up into a plurality of layers, the sedimentation area has been increased substantially, the sedimentation distance of suspension has been reduced, be convenient for sewage subsides fast in the long tube, the clear water is discharged through clear water play water subassembly afterwards, set up mud recoil subassembly and mud magnetic powder recovery subassembly can wash the interior mud of horizontal tube 21 fast, be convenient for collect mud and avoid the pipeline recoil, three-way valve 33 is convenient for control flow, then accessible pump 34 is washed high-pressure water flow into horizontal tube 21, clear water debris residues in the cleaning up, the clear water is convenient. Sludge enters the sludge pond 28 from the sludge discharge slot 24 and the lower end of the multistage inserted baffle 18, and is further precipitated in the sludge pond 28, a sludge lifting pipeline at the bottom enters a feeding end 30 of the magnetic drum separator 29 for feeding, the magnetic seeds and common sludge are separated by the magnetic drum separator 29, the magnetic seeds are introduced into the magnetic powder adding pump 16 along the recycling pipe 32, the residual sludge is discharged from the sludge discharge pipe 31, the whole process realizes further concentration of the sludge and recycling of the magnetic powder, and the whole device is more environment-friendly, sustainable in use, compact in structure and high in sewage treatment efficiency.

Claims (7)

1. The utility model provides a novel multistage compound sedimentation tank, its characterized in that, including premixing pond (11), flocculation tank (12) and the preliminary filtration sedimentation subassembly that connects gradually, premixing pond (11) are including inlet end (13), electronic stirring rake (14), overflow mouth (15), premixing pond (11) with flocculation tank (12) structure is the same, all adopts motor stirring and cooperation overflow mode play water, be equipped with magnetic powder interpolation pump (16) and coagulant interpolation pump (17) on premixing pond (11), be equipped with the flocculant interpolation pump on flocculation tank (12), the preliminary filtration sedimentation subassembly is including locating multistage grafting baffle (18) of flocculation tank (12) play water overflow mouth (15), keep away from in multistage grafting baffle (18) the opposite side of flocculation tank (12) play water overflow mouth (15) is equipped with horizontal sedimentation nest of tubes (19), horizontal sedimentation nest of tubes (19) include a plurality of horizontal tubes (21), horizontal sedimentation nest of tubes (19) play water end is equipped with clear water play water subassembly, be equipped with mud subassembly and recoil mud subassembly on horizontal sedimentation nest of tubes (19).
2. The novel multi-stage composite sedimentation tank according to claim 1, wherein the horizontal pipe (21) is a combination of an upper pipe body (22) and a lower sedimentation bucket (23).
3. A novel multistage composite sedimentation tank according to claim 2, characterized in that the lower end of the sedimentation bucket (23) is provided with a mud discharge slit (24), and the mud discharge slit (24) extends downwards and is led into the mud discharge slit (24) on the lower horizontal pipe (21).
4. A novel multistage composite sedimentation tank according to claim 3, characterized in that the sludge magnetic powder recovery assembly comprises a sludge tank (28) arranged at the lower end of a horizontal sedimentation tube group (19), sludge discharge slits (24) and multistage inserted baffles (18) are all led into the sludge tank (28) through pipelines, a magnetic drum separator (29) is arranged on the sludge tank (28), a feeding end (30), a sludge discharge tube (31) and a recovery tube (32) are arranged on the magnetic drum separator (29), the feeding end (30) is connected with a sludge discharge tube (31) at the bottom of the sludge tank (28) in a path, and the recovery tube (32) is led into the magnetic powder adding pump (16).
5. The novel multistage composite sedimentation tank according to claim 1, wherein the clear water outlet assembly comprises a rising tank (25) arranged at the water outlet end of the horizontal sedimentation tube group (19), a filtering inclined plate (26) is arranged on the rising tank (25), the water outlet end of the horizontal sedimentation tube group (19) is led into the middle part of the rising tank (25), and a clear water outlet pipe (27) is arranged at the top end of the rising tank (25).
6. The novel multistage composite sedimentation tank according to claim 5, wherein the sludge backflushing assembly comprises a three-way valve (33) arranged on a clear water outlet pipe (27), the other two ends of the three-way valve (33) are a liquid discharge pipe and a backflushing pump (34), and the backflushing pump (34) is led into the horizontal pipe (21) through a pipeline.
7. The novel multi-stage composite sedimentation tank according to claim 1, wherein a slow flow overflow groove (20) is arranged between the multi-stage inserted baffle (18) and the horizontal sedimentation tube group (19).
CN202320132660.XU 2023-02-06 2023-02-06 Novel multistage compound sedimentation tank Active CN219117305U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320132660.XU CN219117305U (en) 2023-02-06 2023-02-06 Novel multistage compound sedimentation tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320132660.XU CN219117305U (en) 2023-02-06 2023-02-06 Novel multistage compound sedimentation tank

Publications (1)

Publication Number Publication Date
CN219117305U true CN219117305U (en) 2023-06-02

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CN202320132660.XU Active CN219117305U (en) 2023-02-06 2023-02-06 Novel multistage compound sedimentation tank

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Effective date of registration: 20240909

Address after: 839000 10th floor, CCB building, Guangdong Road, Yizhou District, Hami City, Xinjiang Uygur Autonomous Region

Patentee after: Huadian Xinjiang Hami Coal Power Development Co.,Ltd.

Country or region after: China

Address before: 710065 New Chang'an Square, No. 34 Fenghui South Road, High tech Zone, Xi'an City, Shaanxi Province

Patentee before: Xiao Fen

Country or region before: China