CN113998804A - Initial rainwater purifier - Google Patents
Initial rainwater purifier Download PDFInfo
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- CN113998804A CN113998804A CN202111402191.0A CN202111402191A CN113998804A CN 113998804 A CN113998804 A CN 113998804A CN 202111402191 A CN202111402191 A CN 202111402191A CN 113998804 A CN113998804 A CN 113998804A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 149
- 238000000746 purification Methods 0.000 claims abstract description 64
- 238000004581 coalescence Methods 0.000 claims description 42
- 238000007689 inspection Methods 0.000 claims description 20
- 239000013527 degreasing agent Substances 0.000 claims description 16
- 239000004743 Polypropylene Substances 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 101100366940 Mus musculus Stom gene Proteins 0.000 claims description 2
- 239000003344 environmental pollutant Substances 0.000 abstract description 7
- 231100000719 pollutant Toxicity 0.000 abstract description 7
- 239000013049 sediment Substances 0.000 abstract description 6
- 239000008239 natural water Substances 0.000 abstract description 5
- 238000003912 environmental pollution Methods 0.000 abstract 1
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- 230000021715 photosynthesis, light harvesting Effects 0.000 description 3
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- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000004062 sedimentation Methods 0.000 description 2
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- 229910001220 stainless steel Inorganic materials 0.000 description 2
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/004—Seals, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Sewage (AREA)
Abstract
The invention relates to the field of water environment protection, in particular to an initial rainwater purifier, which comprises: the intercepting unit is internally provided with a first baffle plate, the first baffle plate divides the intercepting unit into a water inlet area and a water outlet area, one side of the water inlet area is provided with a first water inlet, the first water inlet is used for being connected with a drainage pipe network, the water inlet area is connected with a first connecting pipeline, one side of the water outlet area is provided with a first water outlet, and the water outlet area is connected with a second connecting pipeline; the purification unit is provided with the second baffle in, and the second baffle separates into first purifying area and second purifying area with the purification unit, and first connecting line is connected with first purifying area, and the second connecting line is connected with the second purifying area. This initial stage rainwater clarifier utilizes principles such as grid, sediment to intercept the pollutant, can avoid the initial stage rainwater directly to discharge the water environmental pollution that causes in the natural water, provides the overflow function simultaneously, guarantees drainage safety.
Description
Technical Field
The invention relates to the field of water environment protection, in particular to an initial rainwater purifier.
Background
The initial rain water is generally the rainfall which forms surface runoff at the early stage of rainfall for 15-30 min or 10-15mm thick on the ground. In the early stage of rainfall, a large amount of acid gases, automobile exhaust, factory waste gas and other pollutant gases in the air are dissolved in the rainwater, and after the rainwater falls to the ground, the rainwater washes the roof, roads and the like, so that the rainwater in the early stage contains a large amount of pollutants. The initial rainwater has high pollution degree, mainly comprises SS, COD, non-soluble inorganic substances and the like, and has the forms of silt, leaves, cigarette ends, plastic products, grease, food residues and the like, and the water quality even exceeds the pollution degree of common urban sewage.
If the initial rainwater is directly discharged into the natural water body, the water body is seriously polluted. Initial rain water must be controlled to remove pollutants therefrom to protect the water environment.
Disclosure of Invention
The invention aims to provide an initial rainwater purifier which intercepts pollutants in initial rainwater by using the principles of grids, sedimentation and the like, and simultaneously provides an overflow function to ensure the safety of drainage.
In order to achieve the above object, the present invention provides an initial rainwater purifier including:
the intercepting unit is internally provided with a first baffle plate, the first baffle plate divides the intercepting unit into a water inlet area and a water outlet area, one side of the water inlet area is provided with a first water inlet, the first water inlet is used for being connected with a drainage pipe network, the water inlet area is connected with a first connecting pipeline, one side of the water outlet area is provided with a first water outlet, and the water outlet area is connected with a second connecting pipeline;
the purification unit is internally provided with a second baffle, the second baffle divides the purification unit into a first purification area and a second purification area, the first connecting pipeline is connected with the first purification area, and the second connecting pipeline is connected with the second purification area.
Preferably, the intercepting unit comprises a first grating, a second water outlet is formed in the water inlet area, the first grating is arranged at the second water outlet, and one end of the first connecting pipeline is connected with the second water outlet.
Preferably, a first opening is arranged above the first baffle, and a second grating is arranged in the first opening.
Preferably, the purification unit comprises:
the first purification area is provided with a first water inlet, the first water inlet is arranged below the first water inlet, and the first water inlet is connected with the other end of the first connecting pipeline;
the third grating is arranged above the second baffle;
and the coalescence inclined plate oil remover is arranged in the second purification area and consists of a plurality of inclined plates, and the coalescence inclined plate oil remover is arranged adjacent to the third grating without clearance along the water flow direction.
Preferably, a third water outlet is arranged on the second purification area, a third water inlet is arranged on the water outlet area, and the third water outlet is connected with the third water inlet through the second pipeline.
Preferably, the coalescence inclined plate oil remover is made of polypropylene, a vertical through hole is formed in the coalescence inclined plate oil remover, and a precipitation space is arranged below the coalescence inclined plate oil remover.
Preferably, the horizontal angle of the inclined plate is 0-60 degrees, and the vertical distance of the inclined plate is 20-25 mm.
Preferably, the unit that dams with the top of purifying unit is equipped with the apron, be equipped with the inspection opening on the apron, the inspection opening includes inspection shaft seat and inspection shaft lid.
Preferably, a float switch is arranged at the upper end of the second grating.
The present invention also provides an initial rainwater purification system, comprising:
at least one of the above-mentioned initial rainwater purifiers;
the drainage pipe network, be provided with the inlet for stom water on the input of drainage pipe network, the output of drainage pipe network with first water inlet is connected.
The technical scheme of the invention has the beneficial effects that:
the initial rainwater purifier intercepts pollutants by using principles such as grids and precipitation, can avoid water environment pollution caused by direct drainage of initial rainwater into a natural water body, and simultaneously provides an overflow function to ensure drainage safety;
the initial rainwater purifier adopts a multistage filtering and purifying process, and the interception unit and the purification unit can be independently configured according to different working conditions and treatment requirements, and have wide application range including size, structure, precision and the like;
the initial rainwater purifier is additionally provided with a coalescence inclined plate oil remover, can be particularly used for removing oil and is arranged at an outward discharging interface of places such as gas stations, car washing shops, restaurants and the like;
the precision of the grating and coalescence inclined plate oil remover in the initial rainwater purifier is improved step by step, and the grating and coalescence inclined plate oil remover is installed in a clamping groove mode and is convenient to take and place.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.
FIG. 1 shows a schematic plan view of a typical application of an initial rainwater purifier according to an embodiment of the present invention;
FIG. 2 shows a schematic diagram of an incipient rain purifier according to an embodiment of the present invention;
fig. 3 illustrates a sectional view of a intercepting unit of an initial rainwater purifier according to an embodiment of the present invention;
FIG. 4 illustrates a sectional view of a purification unit of an initial rainwater purifier according to an embodiment of the present invention;
fig. 5 is a schematic view illustrating a second water inlet of a purification unit of the initial rainwater purifier according to an embodiment of the present invention;
fig. 6 is a schematic structural view illustrating a coalescing slope plate degreaser of an initial rainwater cleaner according to an embodiment of the present invention.
Description of reference numerals:
1. a drainage pipe network; 2. an initial rainwater purifier; 3. a shut-off unit; 4. a purification unit; 5. a first baffle plate; 6. a first water inlet; 7. a first connecting line; 8. a first water outlet; 9. a second connecting line; 10. a second baffle; 11. a first grid; 12. a second grid; 13. a third grid; 14; a second water outlet; 15. a second water inlet; 16. a third water outlet; 17. a third water inlet; 18. a step baffle; 19. a coalescence sloping plate oil remover; 20. inspecting a well seat; 21. a manhole cover; 22. a float switch; 23. provided is a rain inlet.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The present invention provides an initial rainwater purifier, comprising:
the intercepting unit is internally provided with a first baffle plate, the first baffle plate divides the intercepting unit into a water inlet area and a water outlet area, one side of the water inlet area is provided with a first water inlet, the first water inlet is used for being connected with a drainage pipe network, the water inlet area is connected with a first connecting pipeline, one side of the water outlet area is provided with a first water outlet, and the water outlet area is connected with a second connecting pipeline;
the purification unit is provided with the second baffle in, and the second baffle separates into first purifying area and second purifying area with the purification unit, and first connecting line is connected with first purifying area, and the second connecting line is connected with the second purifying area.
Specifically, the mountable of initial stage rainwater clarifier is intake the side in the regulation pond, or the mouth is arranged to the pipe network, the initial stage rainwater is collected through drainage network, get into the unit that dams, under the normal operating mode, through first baffle interception, get into the purification unit through first connecting line, set up the second baffle in the purification unit, coarse silt, bold rubbish etc. can be intercepted by first baffle and second baffle, the first purifying area of purification unit can be with the rivers energy dissipation, the velocity of flow is reduced, more do benefit to the sediment, the rainwater is through the second purifying area of purification unit again, can get rid of the grease, and the separation is easily heavy solid, the oil drips and floats the surface of water, the bottom of purification unit is sunk to the easily heavy solid. The rainwater after multiple treatment flows out of the purification unit, enters the water outlet area of the interception unit through the second connecting pipeline, is output to the initial rainwater purifier through the first water outlet, is continuously conveyed in a drainage pipe network in a gravity flow mode, and enters a regulation pool or a natural water body. If the amount of the incoming water exceeds the amount of treatment or the sewage containing space of the purification unit is used up, the incoming water can cross over the first baffle plate of the interception unit to enter the water outlet area of the interception unit. According to different working conditions and processing requirements, the intercepting unit and the purifying unit can be independently configured and comprise size, structure, precision and the like, and the initial rainwater purifier main body can be made of stainless steel, concrete or glass fiber reinforced plastics.
Preferably, the intercepting unit comprises a first grating, a second water outlet is formed in the water inlet area, the first grating is arranged at the second water outlet, and one end of the first connecting pipeline is connected with the second water outlet.
Specifically, the precision of first grid can be set for according to actual conditions, and the initial stage rainwater passes through the drain pipe network and collects, gets into through first water inlet and dams the unit, through first baffle interception, and the rivers direction turns to the second delivery port, gets into purification unit through first grid and first connecting pipeline.
Preferably, a first opening is arranged above the first baffle plate, and a second grating is arranged in the first opening.
Specifically, if the volume of the incoming water exceeds the limit treatment capacity, or the sewage containing space of the purification unit is used up, the rainwater does not enter the purification unit, the second grating directly above the first baffle spans the water outlet area of the intercepting unit, and the second grating can intercept silt, garbage and the like in the rainwater while ensuring the safety of drainage.
Preferably, the purification unit comprises:
the first purification area is provided with a first water inlet, the first water inlet is arranged below the first water inlet, and the first water inlet is connected with the other end of the first connecting pipeline;
the third grating is arranged above the second baffle;
and the coalescence inclined plate oil remover is arranged in the second purification area and consists of a plurality of inclined plates, and the coalescence inclined plate oil remover is arranged adjacent to the third grid without a gap along the water flow direction.
Specifically, referring to fig. 4 and 5, a stepped baffle is arranged below the second water inlet of the purification unit, so that energy dissipation of water flow is realized, the flow rate is reduced, and sedimentation is facilitated. The second baffle divides the purification unit into a first purification area and a second purification area, the stepped baffle is located in the first purification area, the coalescence inclined plate degreaser is located in the second purification area, a third grid is arranged above the second baffle, rainwater directly enters the coalescence inclined plate degreaser through the third grid, and no gap exists between the third grid and the coalescence inclined plate degreaser. The coalescence inclined plate oil remover is provided with a special surface and a vertical through hole, rainwater flows through the coalescence inclined plate oil remover, oil drops float on the water surface, and easily-settled solids sink to the bottom of the purification unit.
The size of the coalescence inclined plate oil remover is determined by water quality and water quantity, and can be calculated according to Stokes' law.
In the formula, Vp-oil drop rise rate (m/s);
dpdensity of oil (kg/m)3)；
dcDensity of water (kg/m)3)；
d-removable oil droplet diameter (m);
u-absolute viscosity of water (kg/(m · s));
g-acceleration of gravity (9.81 m/s)2)。
Preferably, the second purification area is provided with a third water outlet, the water outlet area is provided with a third water inlet, and the third water outlet is connected with the third water inlet through a second pipeline.
Specifically, the rainwater subjected to multiple treatments flows out of the purification unit, enters a water outlet area of the interception unit through the second connecting pipeline, and is continuously conveyed in a drainage pipe network in a gravity mode.
Preferably, the coalescence inclined plate oil remover is made of polypropylene, a vertical through hole is formed in the coalescence inclined plate oil remover, and a precipitation space is arranged below the coalescence inclined plate oil remover.
Specifically, the polypropylene material has the characteristics of oleophylic and hydrophobic property, and is favorable for attracting small-particle suspended oil drops and enabling the small-particle suspended oil drops to be attached to the surface of the inclined plate, the small-particle suspended oil drops are finally gathered together and continuously enlarged, when the size of the small-particle suspended oil drops is large enough to overcome the attraction force on the surface of the inclined plate, the small-particle suspended oil drops float up to the water surface, rainwater can be in a water-oil separation state through a vertical through hole of the coalescence inclined plate degreaser, sediment in lower-layer water is deposited in a deposition space below a coalescence inclined plate degreaser support, and after the coalescence inclined plate degreaser is lifted out, the sediment can be easily removed by using a sewage suction truck. The coalescence sloping plate has self-cleaning property. In some extreme cases, the inside of the tank can be accumulated with pollutants, and the tank can be cleaned on line or off line by using 4-6 kg of high-pressure water.
Preferably, the horizontal angle of the inclined plate is 0-60 degrees, and the vertical distance of the inclined plate is 20-25 mm.
Specifically, referring to fig. 6, the horizontal angle of the inclined plate is between 0 ° and 60 °, generally 45 ° to 60 °, and the vertical distance of the inclined plate is generally 20 mm to 25mm, and in one embodiment, the horizontal angle of the inclined plate of the coalescing inclined plate degreaser is 45 °, and the vertical distance is 25mm, which is beneficial to floating oil droplets.
Preferably, the intercepting unit and the purifying unit are provided with cover plates above, the cover plates are provided with inspection ports, and the inspection ports comprise inspection well seats and inspection well covers.
Specifically, the upper cover plate of the interception unit and the upper cover plate of the purification unit are provided with inspection ports for cleaning the interception device or overhauling equipment. The inspection well seat is fixed on the upper cover plate, the inspection well cover can be opened or closed, and the inspection well cover can be opened to clean garbage and dirt on the grating; after the coalescence inclined plate oil remover is used, the coalescence inclined plate oil remover is lifted out through an inspection port to remove sediments.
Preferably, the upper end of the second grid is provided with a float switch.
Specifically, referring to fig. 3, when the incoming water level of the intercepting unit rises above a certain height, the float switch is communicated to provide an overflow alarm, so that the initial rainwater purifier can be conveniently checked and maintained.
The present invention also provides an initial rainwater purification system, comprising:
at least one of the above-mentioned initial rainwater purifiers;
the input end of the drainage pipe network is provided with a rainwater inlet, and the output end of the drainage pipe network is connected with the first water inlet.
Example (b):
the present embodiment provides an initial rainwater purifier 2 including:
the intercepting unit 3 is provided with a first baffle 5 in the intercepting unit 3, the first baffle 5 divides the intercepting unit 3 into a water inlet area and a water outlet area, one side of the water inlet area is provided with a first water inlet 6, the first water inlet 6 is used for being connected with a drainage pipe network 1, the water inlet area is connected with a first connecting pipeline 7, one side of the water outlet area is provided with a first water outlet 8, and the water outlet area is connected with a second connecting pipeline 9;
In this embodiment, the intercepting unit 3 includes a first grille 11, a second water outlet 14 is disposed on the water inlet area, the first grille 11 is disposed at the second water outlet 14, and one end of the first connecting pipeline 7 is connected to the second water outlet 14.
In this embodiment, a first opening is disposed above the first baffle 5, and a second grille 12 is disposed in the first opening.
In this embodiment, the purifying unit 4 includes:
a stepped baffle 18, wherein a second water inlet is arranged on the first purification area, the stepped baffle 18 is arranged below the second water inlet 15, and the second water inlet 15 is connected with the other end of the first connecting pipeline 7;
a third grill 13 provided above the second barrier 10;
and the coalescence inclined plate oil remover 19 is arranged in the second purification area, the coalescence inclined plate oil remover 19 consists of a plurality of inclined plates, and the coalescence inclined plate oil remover 19 is arranged adjacent to the third grating 13 without gaps along the water flow direction.
In this embodiment, the second purification area is provided with a third water outlet 16, the water outlet area of the interception unit is provided with a third water inlet 17, and the third water outlet 16 is connected to the third water inlet 17 through a second pipeline.
In this embodiment, the coalescence sloping plate degreaser 19 is made of polypropylene, a vertical through hole is formed in the coalescence sloping plate degreaser 19, and a settling space is arranged below the coalescence sloping plate degreaser 19.
In the embodiment, the horizontal angle of the inclined plate selected by the coalescence inclined plate oil remover is 45 degrees, and the vertical distance of the inclined plate is 25 mm.
In this embodiment, the cover plate is arranged above the intercepting unit 3 and the purifying unit 4, and the cover plate is provided with an inspection opening which comprises an inspection well seat 20 and an inspection well cover 21.
In this embodiment, a float switch 22 is disposed at the upper end of the second grid.
The embodiment also provides an initial stage rainwater clean system, includes:
at least one of the above initial rainwater purification devices 2, the above initial rainwater purification device 2 being made of stainless steel;
the input end of the drainage pipe network 1 is provided with a rainwater inlet 23, and the output end of the drainage pipe network 1 is connected with the first water inlet 6.
To sum up, initial stage rainwater is collected through drainage pipe network 1, get into the unit 3 that dams, under the normal operating mode, through first baffle 5 interception, get into purifying unit 4 through first grid 11 and first connecting pipeline 7, set up second baffle 10 in the purifying unit 4, coarse silt, bold rubbish etc. can be intercepted by first baffle 5 and second baffle 10, the first purification zone of purifying unit 4 is equipped with ladder baffle 18, can be used to the rivers energy dissipation, reduce the velocity of flow, more do benefit to the sediment, the rainwater directly gets into coalescence swash plate degreaser through third grid 13, no clearance between third grid 13 and the coalescence swash plate degreaser 19. The coalescence inclined plate oil remover 19 is provided with a special surface and a vertical through hole, rainwater flows through the coalescence inclined plate oil remover 19, oil drops float on the water surface, and easily-settled solids sink to the bottom of the purification unit 4. The rainwater after multiple treatment flows out of the purification unit 4, enters the water outlet area of the interception unit 3 through the second connecting pipeline 9, is output to the initial rainwater purifier 2 through the first water outlet 8, is continuously conveyed in the drainage pipe network 1 in a gravity flow mode, and enters a regulation pool or a natural water body. If the volume of incoming water exceeds the credit, or the dirty-receiving space of the purification unit 4 is exhausted, the incoming water can cross over into the water outlet zone of the interception unit 3 through the second grille 12 above the first baffle 5 of the interception unit 3.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. An initial rainwater purifier, comprising:
the intercepting unit is internally provided with a first baffle plate, the first baffle plate divides the intercepting unit into a water inlet area and a water outlet area, one side of the water inlet area is provided with a first water inlet, the first water inlet is used for being connected with a drainage pipe network, the water inlet area is connected with a first connecting pipeline, one side of the water outlet area is provided with a first water outlet, and the water outlet area is connected with a second connecting pipeline;
the purification unit is internally provided with a second baffle, the second baffle divides the purification unit into a first purification area and a second purification area, the first connecting pipeline is connected with the first purification area, and the second connecting pipeline is connected with the second purification area.
2. The initial rainwater purifier according to claim 1, wherein said intercepting unit comprises a first grille, said water inlet area is provided with a second water outlet, said first grille is provided at said second water outlet, and one end of said first connecting pipeline is connected to said second water outlet.
3. The initial rainwater purifier as recited in claim 1, wherein said first baffle is provided with a first opening above, and said first opening is provided with a second grating inside.
4. The initial rainwater purifier according to claim 1, wherein the purifying unit includes:
the first purification area is provided with a first water inlet, the first water inlet is arranged below the first water inlet, and the first water inlet is connected with the other end of the first connecting pipeline;
the third grating is arranged above the second baffle;
and the coalescence inclined plate oil remover is arranged in the second purification area and consists of a plurality of inclined plates, and the coalescence inclined plate oil remover is arranged adjacent to the third grating without clearance along the water flow direction.
5. The initial rainwater purifier as recited in claim 1, wherein said second purifying region is provided with a third water outlet, said water outlet region is provided with a third water inlet, and said third water outlet is connected to said third water inlet through said second pipeline.
6. The initial rainwater purifier as recited in claim 4, wherein said coalescence slope plate degreaser is made of polypropylene, a vertical through hole is formed on said coalescence slope plate degreaser, and a settling space is formed below said coalescence slope plate degreaser.
7. The initial rainwater purifier as recited in claim 4, wherein a horizontal angle of said inclined plate is 0-60 °, and a vertical interval of said inclined plate is 20-25 mm.
8. The initial rainwater purifier as recited in claim 1, wherein a cover plate is disposed above said intercepting unit and said purifying unit, said cover plate having an inspection opening, said inspection opening comprising an inspection well seat and an inspection well cover.
9. The initial rainwater purifier as recited in claim 3, wherein a float switch is provided at an upper end of said second grid.
10. An initial rainwater purification system, comprising:
at least one incipient rain purifier according to any one of claims 1-9;
the drainage pipe network, be provided with the inlet for stom water on the input of drainage pipe network, the output of drainage pipe network with first water inlet is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111402191.0A CN113998804A (en) | 2021-11-19 | 2021-11-19 | Initial rainwater purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111402191.0A CN113998804A (en) | 2021-11-19 | 2021-11-19 | Initial rainwater purifier |
Publications (1)
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