CN107965042A - Rainwater slagging-off desilting device - Google Patents
Rainwater slagging-off desilting device Download PDFInfo
- Publication number
- CN107965042A CN107965042A CN201711419068.3A CN201711419068A CN107965042A CN 107965042 A CN107965042 A CN 107965042A CN 201711419068 A CN201711419068 A CN 201711419068A CN 107965042 A CN107965042 A CN 107965042A
- Authority
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- China
- Prior art keywords
- room
- discharge outlet
- hole
- sand setting
- swirl cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 109
- 239000004576 sand Substances 0.000 claims abstract description 45
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 32
- 230000014759 maintenance of location Effects 0.000 claims abstract description 19
- 230000000717 retained effect Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000004140 cleaning Methods 0.000 claims description 16
- 239000002689 soil Substances 0.000 claims description 16
- 239000013049 sediment Substances 0.000 claims description 14
- 239000002893 slag Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000008439 repair process Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000003344 environmental pollutant Substances 0.000 description 8
- 231100000719 pollutant Toxicity 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000007787 solid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000013019 agitation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- 230000001717 pathogenic effect Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
Abstract
The present invention provides a kind of rainwater slagging-off desilting device, including swirl cylinder, scum silica frost retention room, perpendicular stream sand setting room and the balanced water-supplying chamber for setting gradually and connecting, swirl cylinder is vertically set, swirl cylinder is provided with inlet ductwork and the first discharge outlet, inlet ductwork is positioned vertically higher than the first discharge outlet, inlet ductwork is tangentially-arranged along swirl cylinder and is connected with eddy flow tube inner chamber, and the first discharge outlet is arranged on the barrel of swirl cylinder, and the first discharge outlet is connected with scum silica frost retention room;The connection wall bottom that scum silica frost is retained between room and perpendicular stream sand setting room offers the second through hole;Third through-hole is offered in the middle part of connection wall between perpendicular stream sand setting room and balanced water-supplying chamber;The balanced water-supplying chamber lower sidewall opposite with perpendicular stream sand setting room is provided with discharge pipe line.The beneficial effects of the invention are as follows:The energy is not consumed, Maintenance and Repair are convenient;Treatment effeciency is high, and the initial rainwater available for big drainage area scope is handled.
Description
Technical field
The present invention relates to device for treating rain water field, is specifically a kind of rainwater slagging-off desilting device.
Background technology
Initial rainwater pollution is primarily referred to as initial period in rainfall, and raindrop wash away urban road, all kinds of through eluting air
After building, discarded object etc., carry various pollutants matter (such as nitrogen oxides, organic matter and pathogen) and enter surface water
And underground water, the pollution of city river, water head site is aggravated, so as to influence the sustainable use of city water resource.In current city
While point-source pollution is progressively controlled and administered, since the continuous of impermeable surface increases in city, cause by rainwater
Non-point pollution caused by runoff, that is, urban ground initial rainwater pollution becomes increasingly conspicuous.The pollution level of urban ground initial rainwater
It is higher, the pollutants such as substantial amounts of suspended solid, organic matter, heavy metal, grease, pathogen, these pollutions are contained in initial rainwater
Mainly there are pollutant, roof building material and the city sewage etc. that concrete road rubbish, automobile produce in the source of thing.If no
Initial rainwater is handled, is directly discharged into urban water-body, it will bears to urban water-body such as river, lake or naturally water
Body causes very serious pollution.
Correlative study shows, as the characteristic feature pollutant in initial rainwater, the presence pair of suspended solid silt (SS)
There is considerable influence in other dissolubility pollutant concentration.Sediment by rotational flow technology cuts down controlling party as a kind of efficient silt
Method, is widely used in storm sewer and confluence of rainwater and sewage pipeline silt sedimentation, and develops a variety of commercialization eddy flows
Separator.Domestic existing urban discharging pipeline sediment by rotational flow technology generally existing is necessarily insufficient, and operational management inconvenience, eddy flow sinks
Or sand device needs impeller or agitating paddle, or equipped with filter plants such as filter screens, or needing dredging of manually going into the well, and arrange
The solid ingredients of waterpipe current carrying are complicated and amount is big, and easy generation agitating paddle is wound by fibrous object, filter plant
It is blocked, the difficulty in the operational management such as dredging workload of manually going into the well is heavy.Mechanical agitation is consumed compared with multiple-energy-source, and rainfall is not
Uniformly cause mechanical paddle board work off and on, the intermittent operating energy consumption of driving motor is big and accident easily occurs.Prefabricated eddy flow
For sand setting equipment because being limited by volume, disposal ability is smaller, is generally less than 700L/s, is only limitted to cell range, can not be applied to city
The initial rainwater of political affairs large watershed scope cuts dirty processing.
The content of the invention
The present invention provides a kind of rainwater slagging-off desilting device, to reach saving energy consumption, the purpose of large watershed scope is applicable in.
The technical solution adopted by the present invention to solve the technical problems is:A kind of rainwater slagging-off desilting device, including successively
Set and the swirl cylinder of connection, scum silica frost retention room, perpendicular stream sand setting room and balanced water-supplying chamber, swirl cylinder are vertically set, revolve
Flow cartridge is provided with inlet ductwork and the first discharge outlet, and inlet ductwork is positioned vertically higher than the first discharge outlet, inlet ductwork edge
Swirl cylinder is tangentially-arranged and is connected with eddy flow tube inner chamber, and the first discharge outlet is arranged on the barrel of swirl cylinder, the first discharge outlet with
Scum silica frost retention room connection;The connection wall bottom that scum silica frost is retained between room and perpendicular stream sand setting room offers the second through hole;Perpendicular stream sand setting
Third through-hole is offered in the middle part of connection wall between room and balanced water-supplying chamber;The balanced water-supplying chamber side wall opposite with perpendicular stream sand setting room
Lower part is provided with discharge pipe line.
Further, correspondence offers the second discharge outlet on the barrel of swirl cylinder, and the second discharge outlet is located at the first discharge outlet
The top of vertical direction, and the second discharge outlet is connected with scum silica frost retention room.
Further, the area of the first discharge outlet is less than the area of the second discharge outlet.
Further, erect and fifth hole is further opened with the connection wall between stream sand setting room and balanced water-supplying chamber, the 5th is logical
Hole is located at the top of third through-hole vertical direction.
Further, the area of fifth hole is more than the area of third through-hole.
Further, the first soil cleaning port is provided with the top of sediment by rotational flow room.
Further, it is provided with the second soil cleaning port at the top of scum silica frost retention room.
Further, erect and be provided with the 3rd soil cleaning port at the top of stream sand setting room.
Further, the 4th soil cleaning port is provided with the top of balanced water-supplying chamber.
The beneficial effects of the invention are as follows:
Sediment by rotational flow room and scum silica frost retention room, erect stream sand setting room synergy, improve to initial rainwater slagging-off sand setting
Effect;
The energy is not consumed, Maintenance and Repair are convenient;
Mode of construction is flexible, can select prefabricated or cast in situs according to processing water;
Floor space is small, and treatment effeciency is high;
Equipped with high flow capacity passage, there is preferable treatment effect for big peak flow rainwater, available for big drainage area model
The initial rainwater processing enclosed.
Brief description of the drawings
The accompanying drawings which form a part of this application are used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its explanation are used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the overlooking the structure diagram of the embodiment of the present invention;
Fig. 2 is A-A sectional views in Fig. 1;
Fig. 3 is B-B sectional views in Fig. 1;
Fig. 4 is C-C sectional views in Fig. 1;
Fig. 5 is D-D sectional views in Fig. 1;
Fig. 6 is the structure diagram of swirl cylinder in the embodiment of the present invention.
Reference numeral in figure:10th, sediment by rotational flow room;11st, the first soil cleaning port;20th, scum silica frost retention room;21st, the second soil cleaning port;
30th, stream sand setting room is erected;31st, the 3rd soil cleaning port;40th, balanced water-supplying chamber;41st, the 4th soil cleaning port;42nd, discharge pipe line;50th, eddy flow
Cylinder;51st, inlet ductwork;52nd, the first discharge outlet;53rd, the second discharge outlet;61st, first through hole;62nd, the second through hole;63rd, threeway
Hole;64th, fourth hole;65th, fifth hole.
Embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.Below with reference to the accompanying drawings and the present invention will be described in detail in conjunction with the embodiments.
As shown in Figures 1 to 6, an embodiment of the present invention provides a kind of rainwater remove the gred desilting device, including set gradually and
Swirl cylinder 50, the scum silica frost of connection retain room 20, perpendicular stream sand setting room 30 and balanced water-supplying chamber 40, swirl cylinder 50 and vertically set
Put, swirl cylinder 50 is provided with 51 and first discharge outlet 52 of inlet ductwork, and inlet ductwork 51 is positioned vertically higher than the first draining
Mouth 52, inlet ductwork 51 is tangentially-arranged along swirl cylinder 50 and is connected with 50 inner cavity of swirl cylinder, and the first discharge outlet 52 is arranged on eddy flow
On the barrel of cylinder 50, the first discharge outlet 52 is connected with scum silica frost retention room 20;Scum silica frost is retained between room 20 and perpendicular stream sand setting room 30
Connection wall bottom offers the second through hole 62;Connection wall middle part between perpendicular stream sand setting room 30 and balanced water-supplying chamber 40 offers the
Three through holes 63;Balanced water-supplying chamber 40 lower sidewall opposite with perpendicular stream sand setting room 30 is provided with discharge pipe line 42.
, wherein it is desired to explanation, Fig. 1 is overlooking the structure diagram, when along vertical paper direction being normal use by
On in downward direction.Direction from top to bottom when direction is normal use from left to right along paper in Fig. 2.
The embodiment of the present invention forms level pressure using the water-head of 51 and first discharge outlet 52 of inlet ductwork, makes whole rain
Water slagging-off desilting device need not set any mechanical agitation component to carry out swirling motion slagging-off sand setting, due to being not provided with
Mechanical stirring device, thus the embodiment of the present invention have the advantages that relative to the prior art it is energy saving.
Meanwhile the swirl cylinder 50 by setting gradually and connecting, scum silica frost retention room 20, perpendicular stream sand setting room 30 and balanced water outlet
Room 40, can effectively lift slagging-off deposit efficiency and pollutants removal rate.The embodiment of the present invention is for more than 100 μm pollutants
Removal rate is up to more than 80%.
Rainwater slagging-off desilting device further includes sediment by rotational flow room 10, and swirl cylinder 50 is arranged in sediment by rotational flow room 10, eddy flow
First through hole 61 and fourth hole 64 are provided with connection wall between sand setting room 10 and scum silica frost retention room 20.First discharge outlet 52
It is corresponding with fourth hole 64 with 61 position correspondence of first through hole, the second discharge outlet 53.Above-mentioned first discharge outlet in rainwater is handled
52 can connect with first through hole 61, and the second discharge outlet 53 can be connected with fourth hole 64, and rainwater can pass through above-mentioned first
Through hole 61 and fourth hole 64 (being used during rainfall peak value) import scum silica frost retention room 20.
In one embodiment, the first discharge outlet 52 and 61 position correspondence of first through hole but interval setting, the second discharge outlet
53 with 64 position correspondence of fourth hole but interval setting, further sunk through sediment by rotational flow room 10 by the rainwater flowed out in swirl cylinder 50
Behind shallow lake, scum silica frost retention room 20 is imported by first through hole 61 and fourth hole 64 (being used during rainfall peak value).
In another embodiment, connection wall and the cylinder of swirl cylinder 50 between sediment by rotational flow room 10 and scum silica frost retention room 20
Wall shape is adapted, above-mentioned first discharge outlet 52 and 61 palette of first through hole, above-mentioned second discharge outlet 53 and fourth hole
64 palettes.
Specifically, when non-rainfall peak value carries out pollutant removal operation, rainwater is imported by inlet ductwork 51, utilizes rotation
The cyclonic action of flow cartridge 50, density are more than the suspended solids such as the silt of water and are pushed to periphery, and bottom is fallen into along the barrel of swirl cylinder 50
Portion's sand setting storage area;Density is less than the scum silica frost of water, as pop can and the empty rubbish such as water bottle, grease are pushed to central area, floats on
On the water surface of central area.Wherein Fig. 1 directions of arrow into Fig. 6 are water (flow) direction.
The diameter of swirl cylinder is according to formulaDetermine, wherein D is swirl cylinder diameter (m), and Q is rainwater peak value
Flow (m3/ s), π 3.14, q are design waterpower surface loading (m3/m2·s).The available depth of swirl cylinderWherein
H is swirl cylinder available depth (m), and t is swirl cylinder hydraulic detention time (s), remaining symbol is same as above.Waterpower during peak flow is stopped
The time is stayed to be at least 30s.
Rainwater is tentatively cleaned in swirl cylinder, forms half net rainfall water (containing part sand setting and scum silica frost), half net rainfall
Water is entered in scum silica frost retention room 20 by the first discharge outlet 52.Since scum silica frost retains the connection between room 20 and perpendicular stream sand setting room 30
Wall bottom opens up the second through hole 62, and the density ratio water of above-mentioned scum silica frost is light, therefore can swim on the water surface, and the second through hole 62 is located at
Bottom position, so scum silica frost can be filtered retains room 20 in scum silica frost.
Rainwater into perpendicular stream sand setting room 30 carries part sand setting, since sand setting density is larger, can be deposited on perpendicular stream sand setting
The bottom of room 30, and third through-hole 63 is opened in the middle part of the connection wall between perpendicular stream sand setting room 30 and balanced water-supplying chamber 40, therefore
The part sand setting in rainwater is trapped within perpendicular stream sand setting room 30, and clean rainwater can be entered in balanced water-supplying chamber 40,
Exported to rainwater storage tank or access Manual moist and be located in by discharge pipe line 42 after balanced water quality and water in balanced water-supplying chamber 40
Reason system.Third through-hole 63 is vertically to perpendicular stream sand setting room of the depth at least above 1/3 times of perpendicular 30 bottom of stream sand setting room
Length in 30 parallel water (flow) directions.
Preferably, correspondence offers the second discharge outlet 53 on the barrel of swirl cylinder 50, and the second discharge outlet 53 is located at first row
The top of the mouth of a river 52, sediment by rotational flow room 10 and scum silica frost retain and are further opened with fourth hole 64, four-way in the connection wall between room 20
Hole 64 is located at the top of first through hole 61.Second discharge outlet 53 and 64 position correspondence of fourth hole.First discharge outlet 52 and first is logical
The shapes and sizes in hole 61 are identical, and the second discharge outlet 53 is identical with the shapes and sizes of fourth hole 64, and the first discharge outlet
52 area is less than the area of the second discharge outlet 53.
Second discharge outlet 53 and fourth hole 64 are set, it is therefore an objective to are used as high flow capacity passage.I.e. during the rainfall,
If the rainfall of certain period is excessive, the rainwater higher than designed capacity is drained by high flow capacity passage, reduces sediment by rotational flow room 10
Water body turbulent flow, prevents interference of the flowed fluctuation to sand setting slag removal.
Further, erect and be further opened with fifth hole 65 in the connection wall between stream sand setting room 30 and balanced water-supplying chamber 40,
Fifth hole 65 is located at the top of 63 vertical direction of third through-hole.The area of fifth hole 65 is more than the area of third through-hole 63.
The fifth hole 65 also serves as the use of high flow capacity passage, is no longer repeated herein.
It should be noted that the fifth hole 65 builds up the form of rectangular weir, its overflow discharge capacity according toDetermine, wherein A is the discharge capacity (m of rectangular weir3/ s), b is wide (m) for weir, and g is acceleration of gravity, and H is
Weir headwater depth (m), m are correction factor, value 0.4-0.6.Rectangular weir can realize that overflow capability is larger compared with low water level overflow, drop
Interference of the current of low overflow to 63 water outlet current of third through-hole.
The top of sediment by rotational flow room 10 is provided with the first soil cleaning port 11.The top of scum silica frost retention room 20 is provided with second and removes contamination
Mouth 21.The top of perpendicular stream sand setting room 30 is provided with the 3rd soil cleaning port 31.The top of balanced water-supplying chamber 40 is provided with the 4th soil cleaning port
41.Municipal administration suction-type sewer scavenger can be by above-mentioned soil cleaning port suction foot deposit and surface scum during dry season, and cycle of removing is 3~6
A month.
The embodiment of the present invention can carry out prefabricated when handling water smaller (being less than 700L/S);When processing water is larger (big
In 700L/S) when, can scene build by laying bricks or stones, therefore the embodiment of the present invention has processing flow in extensive range, builds flexible excellent
Point.
It can be seen from the above description that the above embodiments of the present invention realize following technique effect:
1st, sediment by rotational flow room and scum silica frost retention room, erect stream sand setting room synergy, improve the sand setting that removes the gred to initial rainwater
Effect;
2nd, the energy is not consumed, Maintenance and Repair are convenient;
3rd, mode of construction is flexible, can select prefabricated or cast in situs according to processing water;
4th, floor space is small, and treatment effeciency is high;
5th, equipped with high flow capacity passage, there is preferable treatment effect for big peak flow rainwater, available for big drainage area
The initial rainwater processing of scope.
The above, is only the specific embodiment of the present invention, it is impossible to the scope implemented with its restriction invention, so it is equivalent
The displacement of component, or the equivalent variations made according to scope of patent protection of the present invention and modification, should all still fall within what this patent was covered
Category.In addition, between technical characteristic and technical characteristic in the present invention, between technical characteristic and technical solution, technical solution with
Use can be freely combined between technical solution.
Claims (9)
- The desilting device 1. a kind of rainwater removes the gred, it is characterised in that swirl cylinder (50), scum silica frost including setting gradually and connecting retain Room (20), perpendicular stream sand setting room (30) and balanced water-supplying chamber (40),Swirl cylinder (50) is vertically set, and swirl cylinder (50) is provided with inlet ductwork (51) and the first discharge outlet (52), into Mouthful pipeline (51) is positioned vertically higher than the first discharge outlet (52), inlet ductwork (51) it is tangentially-arranged along swirl cylinder (50) and with Swirl cylinder (50) inner cavity connects, and the first discharge outlet (52) is arranged on the barrel of swirl cylinder (50), and the first discharge outlet (52) is with floating Slag retention room (20) connection;The connection wall bottom that scum silica frost is retained between room (20) and perpendicular stream sand setting room (30) offers the second through hole (62);Third through-hole (63) is offered in the middle part of connection wall between perpendicular stream sand setting room (30) and balanced water-supplying chamber (40);Balanced water-supplying chamber (40) lower sidewall opposite with perpendicular stream sand setting room (30) is provided with discharge pipe line (42).
- The desilting device 2. rainwater according to claim 1 removes the gred, it is characterised in thatThe second discharge outlet (53) is offered on the barrel of swirl cylinder (50), it is perpendicular that the second discharge outlet (53) is located at the first discharge outlet (52) Nogata to top, and the second discharge outlet (53) and scum silica frost retention room (20) connect.
- The desilting device 3. rainwater according to claim 2 removes the gred, it is characterised in that the area of the first discharge outlet (52) is less than The area of second discharge outlet (53).
- The desilting device 4. rainwater according to claim 1 removes the gred, it is characterised in that perpendicular stream sand setting room (30) and balanced water outlet Fifth hole (65) is further opened with connection wall between room (40), fifth hole (65) is located at third through-hole (63) vertical direction Top.
- The desilting device 5. rainwater according to claim 4 removes the gred, it is characterised in that the area of fifth hole (65) is more than the The area of three through holes (63).
- The desilting device 6. rainwater according to any one of claim 1 to 5 removes the gred, it is characterised in that sediment by rotational flow room (10) the first soil cleaning port (11) is provided with the top of.
- The desilting device 7. rainwater according to any one of claim 1 to 5 removes the gred, it is characterised in that scum silica frost retains room (20) the second soil cleaning port (21) is provided with the top of.
- The desilting device 8. rainwater according to any one of claim 1 to 5 removes the gred, it is characterised in that perpendicular stream sand setting room (30) the 3rd soil cleaning port (31) is provided with the top of.
- The desilting device 9. rainwater according to any one of claim 1 to 5 removes the gred, it is characterised in that balanced water-supplying chamber (40) the 4th soil cleaning port (41) is provided with the top of.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711419068.3A CN107965042A (en) | 2017-12-25 | 2017-12-25 | Rainwater slagging-off desilting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711419068.3A CN107965042A (en) | 2017-12-25 | 2017-12-25 | Rainwater slagging-off desilting device |
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Family
ID=61995823
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120075808A (en) * | 2010-12-29 | 2012-07-09 | 박정규 | Drain system for rainwater and polluted water |
CN202594806U (en) * | 2012-04-20 | 2012-12-12 | 北京建筑工程学院 | Integrated purification device for particulate matters in rainwater and sewage |
CN105442696A (en) * | 2015-12-03 | 2016-03-30 | 武汉圣禹排水系统有限公司 | Waterpower particle separating device |
CN205276454U (en) * | 2015-12-03 | 2016-06-01 | 武汉美华禹水环境有限公司 | Water conservancy particle separation device |
CN107386361A (en) * | 2017-07-24 | 2017-11-24 | 北京建筑大学 | A kind of rainwater purification storage device |
CN207919725U (en) * | 2017-12-25 | 2018-09-28 | 中冶京诚工程技术有限公司 | Rainwater slagging-off desilting device |
-
2017
- 2017-12-25 CN CN201711419068.3A patent/CN107965042A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120075808A (en) * | 2010-12-29 | 2012-07-09 | 박정규 | Drain system for rainwater and polluted water |
CN202594806U (en) * | 2012-04-20 | 2012-12-12 | 北京建筑工程学院 | Integrated purification device for particulate matters in rainwater and sewage |
CN105442696A (en) * | 2015-12-03 | 2016-03-30 | 武汉圣禹排水系统有限公司 | Waterpower particle separating device |
CN205276454U (en) * | 2015-12-03 | 2016-06-01 | 武汉美华禹水环境有限公司 | Water conservancy particle separation device |
CN107386361A (en) * | 2017-07-24 | 2017-11-24 | 北京建筑大学 | A kind of rainwater purification storage device |
CN207919725U (en) * | 2017-12-25 | 2018-09-28 | 中冶京诚工程技术有限公司 | Rainwater slagging-off desilting device |
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Application publication date: 20180427 |