CN216472469U - A clean system for view drop building - Google Patents
A clean system for view drop building Download PDFInfo
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- CN216472469U CN216472469U CN202220238532.9U CN202220238532U CN216472469U CN 216472469 U CN216472469 U CN 216472469U CN 202220238532 U CN202220238532 U CN 202220238532U CN 216472469 U CN216472469 U CN 216472469U
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- layer
- tank
- drop
- aeration tank
- perforated
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- 238000005273 aeration Methods 0.000 claims abstract description 67
- 238000000746 purification Methods 0.000 claims abstract description 33
- 206010021143 Hypoxia Diseases 0.000 claims abstract description 24
- 239000011470 perforated brick Substances 0.000 claims description 63
- 241000195493 Cryptophyta Species 0.000 claims description 24
- 238000011144 upstream manufacturing Methods 0.000 claims description 16
- 239000002245 particle Substances 0.000 claims description 9
- 239000000945 filler Substances 0.000 claims description 8
- 239000011449 brick Substances 0.000 abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 53
- 230000000694 effects Effects 0.000 description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 241001365789 Oenanthe crocata Species 0.000 description 10
- 230000014759 maintenance of location Effects 0.000 description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 7
- 229910052698 phosphorus Inorganic materials 0.000 description 7
- 239000011574 phosphorus Substances 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 244000005700 microbiome Species 0.000 description 4
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000012851 eutrophication Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- DJFBJKSMACBYBD-UHFFFAOYSA-N phosphane;hydrate Chemical compound O.P DJFBJKSMACBYBD-UHFFFAOYSA-N 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses a clean system for view drop building thing, including the drop purification tank, drop purification tank upper end is connected with the upper reaches channel, and the lower extreme is connected with the low reaches channel, the drop purification tank divide into anaerobism pond, oxygen deficiency pond and aeration tank in proper order by the height to low, separate through the drop wall between anaerobism pond, oxygen deficiency pond and the aeration tank, the bottom of the pool of anaerobism pond, oxygen deficiency pond and aeration tank is the slant setting that has a down dip respectively, the porous brick of first layer has been laid to the partial position of anaerobism bottom of the pool surface, and the top surface of the porous brick of first layer is the level setting, the porous brick of second floor has been laid to the partial position of oxygen deficiency bottom of the pool surface, and the top surface of the porous brick of second floor is the level setting, the porous brick of third layer has been laid to the partial position of aeration tank bottom surface, and the top surface of the porous brick of third layer is the level setting.
Description
Technical Field
The utility model relates to a view drop building's technical field, concretely relates to a clean system for view drop building.
Background
The landscape drop building is the most common drop building in open channel engineering, when a channel passes through a zone with too steep ground slope, a channel section with high fill or deep excavation can appear by keeping the designed longitudinal slope of the channel, and in order to avoid the phenomenon, the most common engineering measure is to segment the channel according to the designed longitudinal slope of the channel and the actual topographic condition, properly concentrate the drop of the channel bottom elevation, construct drop at the drop concentration position and connect the drop of the channel with the building.
However, the eutrophication of water bodies is a water environment treatment problem concerned all over the world, the overproof nitrogen and phosphorus in the water bodies are direct reasons for eutrophication, and how to purify the drop water in a drop building is better applied to the construction of irrigation, flood drainage, urban water supply, hydropower stations and other hydraulic engineering.
SUMMERY OF THE UTILITY MODEL
The above-mentioned not enough to prior art exists, the utility model aims to provide a can purify the clean system that is used for view drop building thing of drop.
The technical scheme adopted by the invention is as follows:
a clean system for view drop building, including drop purification tank, drop purification tank upper end is connected with the upper reaches channel, and the lower extreme is connected with the low reaches channel, drop purification tank divide into anaerobism pond, oxygen deficiency pond and aeration tank by high to low in proper order, separate through the drop wall between anaerobism pond, oxygen deficiency pond and the aeration tank, the bottom of the pool of anaerobism pond, oxygen deficiency pond and aeration tank sets up for the slant declination respectively, first layer porous brick has been laid to the partial position of anaerobism bottom surface, and the top surface of first layer porous brick is the level setting, the partial position of oxygen deficiency bottom surface has been laid the second floor porous brick, and the top surface of second floor porous brick is the level setting, the partial position of aeration tank bottom surface has been laid the third layer porous brick, and the top surface of third layer porous brick is the level setting.
By the design, the upstream channel and the downstream channel are connected through the drop water purification tank, and the drop water purification tank is arranged in a downward inclined manner, so that water flow can be stably led to the downstream area from the upstream area; the phosphorus release of the drop under the anaerobic environment is realized through the anaerobic tank, the drop is subjected to denitrification nitrogen removal through the anoxic tank, the COD (chemical oxygen demand) and TN (total nitrogen) values of the drop can be reduced, drop phosphorus absorption and nitrification are realized through the aeration tank, and the water quality of the drop is purified; in addition, the first layer of perforated bricks, the second layer of perforated bricks and the third layer of perforated bricks can not only filter the drop, but also help the microorganism in the drop to hang the mold; and the first layer of perforated bricks, the second layer of perforated bricks and the third layer of perforated bricks are arranged in an upward inclined manner, so that the depth, the flow and the hydraulic retention time of water drop can be limited, and finally, water flow not only dissipates energy after being subjected to water drop step by step, but also purifies the water quality.
Further, the width of the anaerobic tank is consistent with that of an upstream channel, the width of the aeration tank is consistent with that of a downstream channel, and the widths of the upstream channel and the downstream channel are 20-50 meters.
Due to the design, flowing water in the upstream channel can conveniently flow into the anaerobic tank to release phosphorus, the flowing water is purified in the anaerobic tank, the anoxic tank and the aeration tank in sequence, and finally flows into the downstream channel from the aeration tank, and the flowing water in the aeration tank can completely enter the downstream channel because the width of the aeration tank is consistent with that of the downstream channel.
Furthermore, the anaerobic tank, the anoxic tank and the aeration tank are all built by adopting elastic filler particles, and the particle size of the elastic filler particles is 200-500 mm.
Design like this, lay at the anaerobism pond through the elastic filler granule, oxygen deficiency pond and aeration tank internal surface, be in order to carry out biological hanging mould, have the filter action to the drop, and simultaneously, anaerobism pond, oxygen deficiency pond and aeration tank cooperate with first layer perforated brick, second floor perforated brick and third layer perforated brick respectively, not only play reinforced structure's effect through first layer perforated brick, second floor perforated brick and third layer perforated brick, strengthened the protection to the building when extremely cold or extremely high temperature weather, and help the hanging mould of biomembrane.
Furthermore, strains are arranged on the first layer of perforated bricks, the second layer of perforated bricks and the third layer of perforated bricks, first algae are planted on the first layer of perforated bricks, second algae are planted on the second layer of perforated bricks, and third algae are planted on the third layer of perforated bricks.
According to the scheme, the first algae, the second algae and the third algae which are respectively planted on the first layer of perforated bricks, the second layer of perforated bricks and the third layer of perforated bricks are selected according to microorganisms in the anaerobic pool, the anoxic pool and the aeration pool, so that the growth of strains is promoted, the water body is purified, and meanwhile, the landscape effect can be achieved; moreover, the first algae, the second algae and the third algae can prevent the sediment accumulation problem of the river channel to a certain extent.
Further, the depth of the anaerobic tank, the anoxic tank and the aeration tank is 0.5-1m, and the height difference between the anaerobic tank and the anoxic tank and the height difference between the anoxic tank and the aeration tank are 1.5-3 m.
Design like this, can guarantee that anaerobism pond, oxygen deficiency pond and aeration tank flowing water form the drop, simultaneously, between anaerobism pond and oxygen deficiency pond and all there is the difference in height between oxygen deficiency pond and the aeration tank, guarantee like this that rivers have abundant time to stay in anaerobism pond, oxygen deficiency pond and aeration tank.
Furthermore, the inclination angle of the bottom of the anaerobic tank is 3-5 degrees, and the width of the first layer of perforated bricks is 15-20 m.
By the design, the hydraulic retention time is increased in the anaerobic tank, so that the water treatment is more thorough, the water can obtain better purification effect, and meanwhile, the water drop area in the anaerobic tank is controlled to be 750-1000m2The flow rate is controlled to be 0.8-1.0m/s, so that the retention time of the water flow in the anaerobic tank is 1-2.5 h.
Furthermore, the inclination angle of the bottom of the aeration tank is 5-7 degrees, and the width of the third layer of perforated bricks is 17-23 m. By the design, the hydraulic retention time is increased in the anaerobic tank, so that the water treatment is more thorough, the water can obtain better purification effect, and meanwhile, the water drop area in the aeration tank is controlled to be 950-1200m2The flow velocity is controlled to be 0.6-0.9m/s to match with each other, so that the aeration tank is internally provided with a plurality of aeration tanksThe retention time of the water flow is 3-5 h.
Compared with the prior art, the utility model discloses following beneficial effect has:
the anaerobic tank, the anoxic tank and the aeration tank are designed into a ladder-shaped structure, so that three-stage drop can be formed, the three-stage drop can be suitable for higher water fall and channel fall, and meanwhile, the three-stage drop has better energy dissipation effect, eliminates the impact force of water flow, prevents the riverbed from being washed away, and prolongs the service life of the engineering; and secondly, the anaerobic tank is connected with an upstream channel, the aeration tank is connected with a downstream channel, the anaerobic tank, the anoxic tank and the aeration tank all comprise complete force eliminating facilities, a purification area and a plant area, and the purification areas of the anaerobic tank, the anoxic tank and the aeration tank are different from the plant area. The engineering is based on the existing hydraulic engineering with good operation, optimized and upgraded, so that the efficiency effect is better, and the engineering can adapt to the conditions of larger height difference and more flow.
Drawings
Fig. 1 is a schematic structural diagram of the purification system for landscape drop buildings.
In the figure: the anaerobic tank 1, the anoxic tank 2, the aeration tank 3, the first algae 4, the first layer of perforated bricks 5, the second algae 6, the second layer of perforated bricks 7, the third algae 8, the third layer of perforated bricks 9, the upstream channel 10, the drop wall 11 and the downstream channel 12.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
In this embodiment: referring to fig. 1, the water drop direction in fig. 1 is a length direction, and the purification system for landscape water drop buildings comprises a water drop purification tank, wherein the upper end of the water drop purification tank is connected with an upstream channel 10, the lower end of the water drop purification tank is connected with a downstream channel 12, the water drop purification tank is sequentially divided into an anaerobic tank 1, an anoxic tank 2, an aeration tank 3 and an anaerobic tank 1 from high to low, the anaerobic tank 1, the bottom of the anaerobic tank 2 and the aeration tank 3 are respectively arranged obliquely downwards, a first layer of porous bricks 5 are laid at partial positions of the bottom surface of the anaerobic tank 1, the top surface of the first layer of porous bricks 5 is horizontally arranged, a second layer of porous bricks 7 is laid at partial positions of the bottom surface of the anaerobic tank 2, the top surface of the second layer of porous bricks 7 is horizontally arranged, a third layer of porous bricks 9 is laid at partial positions of the bottom surface of the aeration tank 3, and the top surface of the third layer of porous bricks 9 is horizontally arranged.
By the design, the upstream channel 10 and the downstream channel 12 are connected through the drop water purification tank, and the drop water purification tank is arranged in a downward inclined mode, so that water flow can be smoothly led to a downstream area from an upstream area; the phosphorus release of the drop water in an anaerobic environment is realized through the anaerobic tank 1, the drop water is subjected to denitrification through the anoxic tank 2, the COD (chemical oxygen demand) and TN (total nitrogen) values of the drop water can be reduced, drop water phosphorus absorption and nitrification are realized through the aeration tank 3, and the water quality of the drop water is purified; in addition, the first layer of perforated bricks 5, the second layer of perforated bricks 7 and the third layer of perforated bricks 9 can not only filter the drop, but also help the microorganism in the drop to hang the mold; and the first layer of perforated bricks 5, the second layer of perforated bricks 7 and the third layer of perforated bricks 9 are arranged in an upward inclined manner, so that the depth, the flow and the hydraulic retention time of water drop can be limited, and finally, water flow can not only dissipate energy after being dropped step by step, but also purify the water quality.
Preferably, the width of the anaerobic tank 1 is consistent with that of the upstream channel 10, the width of the aeration tank 3 is consistent with that of the downstream channel 12, and the widths of the upstream channel 10 and the downstream channel 12 are 20-50 m.
The design is convenient for the flowing water in the upstream channel 10 to flow into the anaerobic tank 1 to release phosphorus, the flowing water is purified in the anaerobic tank 1, the anoxic tank 2 and the aeration tank 3 in sequence, and finally flows into the downstream channel 12 from the aeration tank 3, and the flowing water in the aeration tank 3 can completely enter the downstream channel 12 because the width of the aeration tank 3 is consistent with that of the downstream channel 12.
Preferably, the anaerobic tank 1, the anoxic tank 2 and the aeration tank 3 are all built by adopting elastic filler particles, and the particle size of the elastic filler particles is 200mm-500 mm.
Wherein, the fillerThe model is k3, and the specific surface area is 500m2·m-3(ii) a The filling rate is 25%, and the mold hanging time is controlled to be 7-9 d.
Design like this, lay at anaerobism pond 1, oxygen deficiency pond 2 and aeration tank 3 internal surface through the elastic filler granule, be for carrying out biological hanging mould, have the filter action to the drop, simultaneously, anaerobism pond 1, oxygen deficiency pond 2 and aeration tank 3 cooperate with first layer perforated brick 5, second layer perforated brick 7 and third layer perforated brick 9 respectively, not only played the effect of reinforced structure through first layer perforated brick 5, second layer perforated brick 7 and third layer perforated brick 9, strengthened the protection to the building when extremely cold or extremely high temperature weather, and help the hanging mould of biomembrane.
Preferably, the first layer of perforated bricks 5, the second layer of perforated bricks 7 and the third layer of perforated bricks 9 are provided with strains, the first layer of perforated bricks 5 are planted with first algae 4, the second layer of perforated bricks 7 are planted with second algae 6, and the third layer of perforated bricks 9 are planted with third algae 8.
According to the scheme, the first algae 4, the second algae 6 and the third algae 8 which are respectively planted on the first layer of perforated bricks 5, the second layer of perforated bricks 7 and the third layer of perforated bricks 9 are suitable plants selected according to microorganisms in the anaerobic tank 1, the anoxic tank 2 and the aeration tank 3, so that the growth of strains is promoted, the water body is purified, and meanwhile, the landscape effect can be achieved; moreover, the first algae 4, the second algae 6 and the third algae 8 can prevent the sediment accumulation problem of the river channel to a certain extent.
Preferably, the depth of the anaerobic tank 1, the anoxic tank 2 and the aeration tank 3 is 0.5 to 1m, and the height difference between the anaerobic tank 1 and the anoxic tank 2 and the height difference between the anoxic tank 2 and the aeration tank 3 are 1.5 to 3 m.
Design like this, can guarantee that 3 flowing water in anaerobism pond 1, oxygen deficiency pond 2 and the aeration tank form the drop, simultaneously, all have the difference in height between anaerobism pond 1 and oxygen deficiency pond 2 and between oxygen deficiency pond 2 and the aeration tank 3, guarantee like this that rivers have abundant time to stop in anaerobism pond 1, oxygen deficiency pond 2 and aeration tank 3.
Preferably, the inclination angle of the bottom of the anaerobic tank 1 is 3-5 degrees, and the width of the first layer of perforated bricks 5 is 15-20 m.
By the design, the hydraulic retention time is increased in the anaerobic tank 1, so that the water treatment is more thorough, the water can obtain better purification effect, and meanwhile, the water drop area in the anaerobic tank 1 is controlled to be 750-1000m2The flow rate is controlled to be 0.8-1.0m/s, so that the retention time of the water flow in the anaerobic tank 1 is 1-2.5 h.
Preferably, the inclination angle of the bottom of the aeration tank 3 is 5-7 degrees, and the width of the third layer of perforated bricks 9 is 17-23 m. By the design, the hydraulic retention time is increased in the anaerobic tank 1, so that the water treatment is more thorough, the water can obtain better purification effect, and meanwhile, the water drop area in the aeration tank 3 is controlled to be 950-1200m2The flow rate is controlled to be 0.6-0.9m/s, so that the retention time of the water flow in the aeration tank 3 is 3-5 h.
The anaerobic tank 1, the anoxic tank 2 and the aeration tank 3 are designed into a ladder-shaped structure, so that three-stage drop can be formed, the three-stage drop can be suitable for higher water fall and channel fall, and meanwhile, the three-stage drop has better energy dissipation effect, eliminates the impact force of water flow, prevents the river bed from being washed away, and prolongs the service life of the engineering; secondly, the anaerobic tank 1 is connected with an upstream channel 10, the aeration tank 3 is connected with a downstream channel, the anaerobic tank 1, the anoxic tank 2 and the aeration tank 3 all contain complete stilling facilities, a purification area and a plant area, the purification and the plant area of the anaerobic tank 1, the anoxic tank 2 and the aeration tank 3 are different, and the functions of the anaerobic tank 1, the anoxic tank 2 and the aeration tank 3 are mutually matched, so that the energy dissipation of water can be effectively realized, the scouring of the downstream is reduced, the water body is purified, the COD is removed, the nitrogen and the phosphorus are removed, and a certain landscape function is realized. The engineering is based on the existing hydraulic engineering with good operation, optimized and upgraded, so that the efficiency effect is better, and the engineering can adapt to the conditions of larger height difference and more flow.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that those modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all should be covered in the scope of the claims of the present invention.
Claims (7)
1. A clean system for view drop building, its characterized in that includes drop purification tank, drop purification tank upper end is connected with upper reaches channel (10), and the lower extreme is connected with low reaches channel (12), drop purification tank divide into anaerobism pond (1), oxygen deficiency pond (2) and aeration tank (3) by height in proper order, separate through drop wall (11) between anaerobism pond (1), oxygen deficiency pond (2) and the aeration tank (3), the bottom of anaerobism pond (1), oxygen deficiency pond (2) and aeration tank (3) is the slant setting that declines respectively, the partial position of anaerobism pond (1) bottom surface has laid first layer perforated brick (5), the top surface of first layer perforated brick (5) is the horizontal setting, the partial position of oxygen deficiency pond (2) bottom surface has laid second layer perforated brick (7), the top surface of second layer perforated brick (7) is the horizontal setting, a third layer of perforated bricks (9) is laid at partial positions of the bottom surface of the aeration tank (3), and the top surfaces of the third layer of perforated bricks (9) are horizontally arranged.
2. The purification system for landscape drop buildings according to claim 1 wherein the width of the anaerobic tank (1) coincides with the width of the upstream channel (10), the width of the aeration tank (3) coincides with the width of the downstream channel (12), the width of the upstream channel (10) and the downstream channel (12) is 20-50 meters.
3. The purification system for landscape drop buildings according to claim 1, wherein the anaerobic tank (1), the anoxic tank (2) and the aeration tank (3) are all built by adopting elastic filler particles, and the particle size of the elastic filler particles is 200mm-500 mm.
4. The purification system for landscape drop buildings according to claim 1 wherein the first layer of perforated bricks (5), the second layer of perforated bricks (7) and the third layer of perforated bricks (9) are provided with spawns, the first layer of perforated bricks (5) are planted with first algae (4), the second layer of perforated bricks (7) are planted with second algae (6), and the third layer of perforated bricks (9) are planted with third algae (8).
5. The purification system for landscape drop buildings according to claim 3, wherein the depth of the anaerobic tank (1), anoxic tank (2) and aeration tank (3) is 0.5-1m, and the height difference between the anaerobic tank (1) and anoxic tank (2) and the height difference between the anoxic tank (2) and aeration tank (3) is 1.5-3 m.
6. The purification system for landscape drop buildings according to claim 4 wherein the inclination angle of the bottom of the anaerobic tank (1) is 3-5 ° and the width of the first layer of perforated bricks (5) is 15-20 m.
7. The purification system for landscape drop buildings according to claim 4 wherein the slope angle of the bottom of the aeration tank (3) is 5-7 ° slope and the width of the third layer of perforated bricks (9) is 17-23 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220238532.9U CN216472469U (en) | 2022-01-28 | 2022-01-28 | A clean system for view drop building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220238532.9U CN216472469U (en) | 2022-01-28 | 2022-01-28 | A clean system for view drop building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216472469U true CN216472469U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220238532.9U Expired - Fee Related CN216472469U (en) | 2022-01-28 | 2022-01-28 | A clean system for view drop building |
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| Country | Link |
|---|---|
| CN (1) | CN216472469U (en) |
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2022
- 2022-01-28 CN CN202220238532.9U patent/CN216472469U/en not_active Expired - Fee Related
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