CN109351050A - A kind of initial rainwater high-efficiency cyclone separating and treating apparatus and its method - Google Patents
A kind of initial rainwater high-efficiency cyclone separating and treating apparatus and its method Download PDFInfo
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- CN109351050A CN109351050A CN201811448311.9A CN201811448311A CN109351050A CN 109351050 A CN109351050 A CN 109351050A CN 201811448311 A CN201811448311 A CN 201811448311A CN 109351050 A CN109351050 A CN 109351050A
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- cyclone
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- rainwater
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
- B01D36/045—Combination of filters with centrifugal separation devices
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Abstract
The present invention discloses initial rainwater high-efficiency cyclone separating and treating apparatus and its method, pass through the design of inner/outer tube, so that rainwater is entered inner cylinder from water inlet pipe and carries out cyclonic separation, pass through the screen to filtrate, rainwater in cavity is further precipitated in the first inclined plate and the second inclined plate, and then filtering particle is deposited to storage chamber；Rainwater after cyclonic separation and precipitating is discharged by outlet pipe, the shortcomings that this cyclonic separation processing unit and its method overcome traditional cyclone separation process, inner cylinder cyclonic separation improves separation factor, outer cylinder increases sloping plate deposition, there is certain buffer function to traffic load simultaneously, so as to efficiently handle rainwater.
Description
Technical field
The present invention relates to water-treatment technology field, more particularly to a kind of initial rainwater high-efficiency cyclone separating and treating apparatus and
Its method.
Background technique
In recent years, due to the quickening of Urbanization Process In China, what water environment degradation had become that we are faced is seriously asked
The problem of one of topic, urban rainwater pollutes, is also more and more prominent, and rainfall runoff has become In Urban Water Quality and deteriorates and water resource dirt
One of the main reason for dye.
An important class of the Urban Rainwater Runoff Pollution as water pollution, especially initial rainwater runoff, can be to earth's surface
Water water quality makes a very bad impression, and initial rainwater has dissolved the pollution on a large amount of pollution gas in air and road surface, roof etc.
Property substance so that in initial rainwater contain a large amount of polluter.The water bodys such as rivers, lake are with high load capacity SS and organic matter
Initial rainwater impact under, original ecosystem will receive destruction, water quality deterioration；Include pollution species in city rainfall runoff
Class is various, is the major reason for causing city inland river pollution to aggravate, and big flow, high pollution, short time are directly discharged into the rainwater in river
It is that fish living environment is caused to be mutated, a large amount of fish are poisoned to death, it is contemplated that the factors such as seasonality of rainwater, the pollution being subject to
It can also be even more serious.
Have many advantages, such as that at low cost, secondary pollution is small using restorations of the ecosystem measure purifying rainwaters such as artificial swamps in recent years,
It is thus used widely, but the impact of the high load capacity of initial rainwater be easy to cause the destruction of the artificial swamp ecological balance；It uphangs
Floating object content also results in the blocking of filtration system, greatly reduces its processing capacity and service life.Compared to traditional place
Science and engineering skill, cyclonic separation equipment flow this for rainfall runoff is big, SS concentration is high, the dirt containing a large amount of solid-state nitrogen and phosphorus pollutants
Dye source has very strong adaptability.
Cyclone separation process working principle is based on centrifugal sedimentation principle, and the initial rainwater for carrying a large amount of pollutants passes through rotation
Inflow entrance can generate eddy flow after entering cylinder, and the particulate pollutant under centrifugal force and gravity in rainwater can be gradually released
Out and it is deposited to cylinder body bottom, treated rainwater is then discharged by water outlet.But cyclonic separation is in thinner of removal
Grain aspect effect is poor, and treatment effect is unstable under the conditions of different flow.
Summary of the invention
It is above-mentioned to solve the object of the present invention is to provide a kind of initial rainwater high-efficiency cyclone separating and treating apparatus and its method
Problem of the existing technology can also effectively remove thinner while filtering the suspended material of large volume effectively
Grain.
To achieve the above object, the present invention provides following schemes:
The present invention provides a kind of initial rainwater high-efficiency cyclone separating and treating apparatus, it is characterised in that: described outer including outer cylinder
Cylinder inner wall is fixed with bottom plate, and the bottom plate is fixed with inner cylinder, and the bottom of the inner cylinder is fixed with sieve, the inner cylinder bottom edge and institute
It states outer tube inner wall to be fixedly connected by the partition being fixed with, the outer tube inner wall is fixed with the first inclined plate, and the inner tank theca is solid
Surely there is the second inclined plate, form cavity between the outer cylinder and the inner cylinder, cyclone, the cyclone are fixed on the bottom plate
It is arranged in cavity, the cyclone water outlet and the inner tank theca are tangent, the cyclone water outlet and the inner cylinder phase
It is connected to, is fixed with the water inlet pipe and outlet pipe being connected with the cavity, the water inlet of the water inlet pipe and institute on the outer cylinder
The water inlet for stating cyclone is correspondingly arranged, and baffle, the baffle, the water inlet of water inlet pipe and the rotation are fixed in the cavity
It flows the region between the water inlet of device and forms area of slack water, storage chamber is formed on the partition and the outer cylinder bottom.
Preferably, the central axis of the water inlet pipe and the outlet pipe is in 90 °.
Preferably, described bottom plate one end is fixed with the outer tube inner wall, the arc-shaped cantilever of the other end, arc cantilever and outer cylinder
Clearance fit.
Preferably, first inclined plate is staggered with second inclined plate, first inclined plate and the outer tube inner wall
Tilt angle be 50-70 °, the tilt angle of second inclined plate and the inner tank theca is 50-70 °.
Preferably, the partition is equipped with opening.
Preferably, the sieve is stainless steel seat type net, and the mesh size is 1.5-2.5mm.
Preferably, the angle of the partition and the inner tank theca is 100-110 °.
Preferably, the sieve is taper type.
Preferably, the outer cylinder top surface is equipped with inspection socket, retractable on the inspection socket to be connected with inspection cover.
A kind of initial rainwater high-efficiency cyclone method for separating and processing, characterized by the following steps:
A, rainwater enters cyclone inlet from water inlet pipe, and is tangentially entered by cyclone and do swirling motion in inner cylinder；
B, the rainwater in inner cylinder is entered under the centrifugal force effect that eddy flow generates, and particle can be gradually disengaged, and bulky grain is logical
It crosses sieve and is deposited to storage chamber, suspended matter is deposited on sieve；
C, the cavity by the rainwater of sieve between inner barrel and outer barrel slowly rises, and during which thinner particle can be deposited to
On first inclined plate and second inclined plate, and then it is deposited to storage chamber；
D, the particulate matter that bottom is deposited in cavity is equipped with opening by the partition and flows into storage chamber.
E, the rainwater after cyclonic separation and precipitating is discharged by outlet pipe.
The invention discloses following technical effects:
Cyclonic separation processing unit and its method of the present invention make rainwater from water inlet by the way that the design of inner cylinder is arranged in outer cylinder
Pipe enters inner cylinder and carries out cyclonic separation, and by the screen to filtrate, the rainwater in cavity is carried out in the first inclined plate and the second inclined plate
Further precipitating, and then the particle for filtering precipitating flows into storage chamber；Rainwater after cyclonic separation and precipitating is discharged by outlet pipe,
The shortcomings that this cyclonic separation processing unit and its method overcome traditional cyclone separation process, inner cylinder cyclonic separation improves separation
Factor, outer cylinder increases sloping plate deposition, while having certain buffer function to traffic load, so as to efficiently handle rainwater.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is A-A structural schematic diagram in Fig. 1 of the present invention；
Fig. 3 is C-C structural schematic diagram in Fig. 2 of the present invention；
Fig. 4 is B-B structural schematic diagram in Fig. 1 of the present invention；
Fig. 5 is hydrocyclone structure schematic diagram of the present invention；
Fig. 6 is different meshes cyclonic separation test result schematic diagram of the present invention；
Wherein, outer cylinder 1, bottom plate 2, inner cylinder 3, sieve 4, partition 5, the first inclined plate 6, the second inclined plate 7, cavity 8, cyclone 9,
Water inlet pipe 10, outlet pipe 11, baffle 12, area of slack water 13, storage chamber 14, arc cantilever 15, opening 16, inspection socket 17, inspection cover
18。
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Embodiment 1:
With reference to shown in Fig. 1-Fig. 5, the present invention provides a kind of initial rainwater high-efficiency cyclone separating and treating apparatus, including outer cylinder 1,
1 inner wall of outer cylinder is fixed with bottom plate 2, and bottom plate 2 is fixed with inner cylinder 3, and the bottom of inner cylinder 3 is fixed with sieve 4, and sieve 4 is taper type, interior
3 bottom edges of cylinder pass through the partition 5 being fixed with 1 inner wall of outer cylinder and are fixedly connected, and the rainwater after separation are isolated, while carrying sky
The precipitating particulate matter of rainwater in chamber 8,1 inner wall of outer cylinder are fixed with the first inclined plate 6, and 3 outer wall of inner cylinder is fixed with the second inclined plate 7, to rain
Aqueous suspension particle is precipitated, and cavity 8 is formed between outer cylinder 1 and inner cylinder 3, and cyclone 9 is fixed on bottom plate 2, and cyclone 9 is arranged
In cavity 8,9 water outlet of cyclone and 3 outer wall of inner cylinder are tangent, and 9 water outlet of cyclone is connected with inner cylinder 3, fixed on outer cylinder 1
There are a water inlet pipe 10 and outlet pipe 11 being connected with cavity 8, the central axis of water inlet pipe 10 and outlet pipe 11 is in 90 °, water inlet pipe
The water inlet of 10 water inlet and cyclone 9 is correspondingly arranged, and baffle 12, the water inlet of baffle 12, water inlet pipe 10 are fixed in cavity 8
The region that the water inlet of mouth and cyclone 9 is constituted forms area of slack water 13, can buffer the rainwater of high traffic loads, while will water inlet
Area and exhalant region separate, and storage chamber 14, the collection for filtered particulate matter are formed on partition 5 and 1 bottom of outer cylinder.
Scheme is advanced optimized, 2 one end of bottom plate is fixed with 1 inner wall of outer cylinder, the arc-shaped cantilever 15 of the other end, arc cantilever 15
With 1 clearance fit of outer cylinder, the setting corresponding with the outlet pipe 11 of arc cantilever 15, convenient for water outlet.
Scheme is advanced optimized, the first inclined plate 6 is staggered with the second inclined plate 7, and the first inclined plate 6 inclines with 1 inner wall of outer cylinder
Rake angle is 50-70 °, and the tilt angle of the second inclined plate 7 and 3 outer wall of inner cylinder is 50-70 °, enables the suspended particulate in rainwater
Be deposited to the first inclined plate 6 on the second inclined plate 2 and then separate.
Scheme is advanced optimized, partition 5 and the angle of 3 outer wall of inner cylinder are 100-110 °, and partition 5 is equipped with opening 16, institute
Opening is stated as sector, the particle convenient for being deposited on partition 5 slides into storage chamber 14.
Scheme is advanced optimized, sieve 4 is that stainless steel seat type net, the mesh of non-straight direct type, and 4 aperture of sieve are 1.5-
2.5mm can effectively prevent filter opening obstruction, retain the floating material of greater particle size.
Advanced optimize scheme, 1 top surface of outer cylinder is equipped with inspection socket 17, is connected with inspection by the way that hinge is retractable on inspection socket 17
Lid 18 is looked into, maintenance and inspection and spoil disposal are convenient for.
A kind of initial rainwater high-efficiency cyclone method for separating and processing, includes the following steps:
A, rainwater enters 9 entrance of cyclone from water inlet pipe 10, and is tangentially entered in inner cylinder 3 by cyclone 9 and do eddy flow
Movement；
B, the rainwater in inner cylinder 3 is entered under the centrifugal force effect that eddy flow generates, and particle can be gradually disengaged, and bulky grain is logical
It crosses sieve 4 and is deposited to storage chamber 14, suspended matter is deposited on sieve 4；
C, the cavity 8 by the rainwater of sieve 4 between inner cylinder 3 and outer cylinder 1 slowly rises, and during which thinner particle can sink
It forms sediment onto the first inclined plate 6 and the second inclined plate 7, and then is deposited to storage chamber 14；
D, the particulate matter that bottom is deposited in cavity 8 is equipped with opening 16 by partition 5 and flows into storage chamber 14.
E, the rainwater after cyclonic separation and precipitating is discharged by outlet pipe 11.
Embodiment 2:
Equipment hydraulic loading is 0.025m/s, makes cyclonic separation processing unit using organic glass, diameter 20cm is high
50cm.Water inlet pipe 10 and 11 diameter of outlet pipe are 2cm, and 1 diameter of outer cylinder is 20cm, and 3 diameter of inner cylinder is 10cm, long 25cm, eddy flow
9 entrance of device and 3 the tangent long incision 1-3cm (adjustable) of inner cylinder, width 2cm, 10 height of baffle are 4cm, width 5cm, 6 hole of sieve
Diameter size is 2mm, high 15cm, base diameter 7cm；First inclined plate 6 and the second inclined plate 2 are circular ring shape inclined plate, and tilt angle is
60 °, length 4.2cm；11 gradient of partition is 0.09, and respectively there are sector open in two sides, and central angle is 90 °, and exradius is
4.5cm, inner circle radius 3.5cm.
The water sample for selecting tripoli to prepare certain SS concentration carries out cyclonic separation test.Tripoli main component is silica,
99% or more purity, main component is similar to SS in rainwater, and tripoli has a variety of partial sizes, is adapted to outstanding in Simulated rainwater
Floating solid particle.It is analyzed by Rainwater Quality, this test water distribution SS aimed concn is 400mg/L, 500mg/L and 600mg/L.Root
According to the grain size analysis of solid particle in initial rainwater, the tripoli mesh number that this test is chosen is 100~200 mesh and 200~300 mesh,
Average grain diameter is respectively 135 μm and 75 μm.
Test device systematic is built using cyclonic separation processing unit of the invention, carries out cyclonic separation test.Test system
System is made of distribution reservoir, water pump, flowmeter, cyclonic separation processing unit, header tank etc..Water sample to be processed is through distribution reservoir by water pump
It is driven into cyclonic separation processing unit, carries out cyclonic separation, water outlet is discharged into header tank after processing.Flow of inlet water numerical value is by eddy flow
Flowmeter before separating and treating apparatus is read, and the size of flow can be controlled by adjusting valve.Cyclonic separation processing unit
One sample tap is respectively set on water inlet pipe and outlet pipe, the sampling intake, be discharged.It is carried out before the water inlet of cyclonic separation processing unit
Water inlet sampling, after staying for some time, is carried out out water sampling, hereafter carries out water inlet sampling again, be averaged in triplicate with this,
Removal effect of the measurement device to SS.
Refering to what is shown in Fig. 6, test result shows that cyclonic separation processing unit and method of the invention exist for average grain diameter
135 μm of particle removal efficiency 70% or more, for average grain diameter be 75 μm particle removal efficiency 40% or so.It is existing
The rain water separator of technology is to the poor removal effects of relatively fine particle (partial size is less than 125 μm), for coarse grained removal effect
Also general, the present invention is compared to its existing cyclonic separation skill on the basis of verifying is for different-grain diameter particle removal effect
Art has better removal effect.
Cyclonic separation processing unit of the invention and its method improve cyclonic separation effect by the addition of inner cylinder, together
When sieve increase be conducive to retain the suspended material of large volume, the first inclined plate between inner cylinder and outer cylinder and the second inclined plate improve
The effect of particle precipitating overcomes traditional cyclone separation process to small size particle poor removal effect, handles under different flow
The unstable problem of effect.
At the same time, the configuration of the present invention is simple operates conveniently, and can be directly installed below inlet for stom water or rain sewage mouth,
There is very strong adaptability in practical rainwater treatment.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of the description present invention, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Embodiment described above is only that preferred embodiment of the invention is described, and is not carried out to the scope of the present invention
It limits, without departing from the spirit of the design of the present invention, those of ordinary skill in the art make technical solution of the present invention
Various changes and improvements, should all fall into claims of the present invention determine protection scope in.
Claims (10)
1. a kind of initial rainwater high-efficiency cyclone separating and treating apparatus, it is characterised in that: including outer cylinder (1), outer cylinder (1) inner wall
It is fixed with bottom plate (2), the bottom plate (2) is fixed with inner cylinder (3), and the bottom of the inner cylinder (3) is fixed with sieve (4), described interior
Cylinder (3) bottom edge and the outer cylinder (1) inner wall is fixedly connected by the partition (5) being fixed with, and outer cylinder (1) inner wall is fixed with the
One inclined plate (6), inner cylinder (3) outer wall are fixed with the second inclined plate (7), are formed between the outer cylinder (1) and the inner cylinder (3) empty
Chamber (8) is fixed with cyclone (9) on the bottom plate (2), and cyclone (9) setting is in cavity (8), the cyclone (9)
Water outlet and the inner cylinder (3) outer wall are tangent, and cyclone (9) water outlet is connected with the inner cylinder (3), the outer cylinder
(1) water inlet pipe (10) and outlet pipe (11) being connected with the cavity (8), the water inlet of the water inlet pipe (10) are fixed on
It is correspondingly arranged with the water inlet of the cyclone (9), is fixed with baffle (12) in the cavity (8), the baffle (12), water inlet
The region managed between the water inlet of (10) and the water inlet of the cyclone (9) forms area of slack water (13), the partition (5) and institute
It states outer cylinder (1) bottom and forms storage chamber (14).
2. initial rainwater high-efficiency cyclone separating and treating apparatus according to claim 1, it is characterised in that: the water inlet pipe
It (10) is in 90 ° with the central axis of the outlet pipe (11).
3. initial rainwater high-efficiency cyclone separating and treating apparatus according to claim 1, it is characterised in that: the bottom plate (2)
One end is fixed with the outer cylinder (1) inner wall, the arc-shaped cantilever of the other end (15), arc cantilever (15) and outer cylinder (1) clearance fit.
4. initial rainwater high-efficiency cyclone separating and treating apparatus according to claim 1, it is characterised in that: first inclined plate
(6) it is staggered with second inclined plate (7), the tilt angle of first inclined plate (6) and the outer cylinder (1) inner wall is 50-
70 °, the tilt angle of second inclined plate (7) and the inner cylinder (3) outer wall is 50-70 °.
5. initial rainwater high-efficiency cyclone separating and treating apparatus according to claim 1, it is characterised in that: the partition (5)
It is equipped with opening (16).
6. initial rainwater high-efficiency cyclone separating and treating apparatus according to claim 1, it is characterised in that: the sieve (4)
For stainless steel seat type net, sieve (4) aperture is 1.5-2.5mm.
7. initial rainwater high-efficiency cyclone separating and treating apparatus according to claim 1, it is characterised in that: the partition (5)
Angle with the inner cylinder (3) outer wall is 100-110 °.
8. initial rainwater high-efficiency cyclone separating and treating apparatus according to claim 1, it is characterised in that: the sieve (4)
For taper type.
9. initial rainwater high-efficiency cyclone separating and treating apparatus according to claim 1, it is characterised in that: the outer cylinder (1)
Top surface is equipped with inspection socket (17), retractable on the inspection socket (17) to be connected with inspection cover (18).
10. a kind of initial rainwater high-efficiency cyclone method for separating and processing, characterized by the following steps:
A, rainwater enters cyclone (9) entrance from water inlet pipe (10), and is tangentially entered in inner cylinder (3) and done by cyclone (9)
Swirling motion；
B, the rainwater in inner cylinder (3) is entered under the centrifugal force effect that eddy flow generates, and particle can be gradually disengaged, and bulky grain passes through
Sieve (4) is deposited to storage chamber (14), and suspended matter is deposited on sieve (4)；
C, the cavity (8) by the rainwater of sieve (4) between inner cylinder (3) and outer cylinder (1) slowly rises, during which thinner particle
It can be deposited on first inclined plate (6) and second inclined plate (7), and then be deposited to storage chamber (14)；
D, the particulate matter that bottom is deposited in cavity (8) is equipped with opening (16) by the partition (5) and flows into storage chamber (14).
E, the rainwater after cyclonic separation and precipitating is discharged by outlet pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811448311.9A CN109351050A (en) | 2018-11-30 | 2018-11-30 | A kind of initial rainwater high-efficiency cyclone separating and treating apparatus and its method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811448311.9A CN109351050A (en) | 2018-11-30 | 2018-11-30 | A kind of initial rainwater high-efficiency cyclone separating and treating apparatus and its method |
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| CN109351050A true CN109351050A (en) | 2019-02-19 |
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ID=65343724
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811448311.9A Pending CN109351050A (en) | 2018-11-30 | 2018-11-30 | A kind of initial rainwater high-efficiency cyclone separating and treating apparatus and its method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110585767A (en) * | 2019-10-22 | 2019-12-20 | 中冶赛迪工程技术股份有限公司 | Internal rotation sedimentation device and application thereof |
| CN112939257A (en) * | 2021-02-09 | 2021-06-11 | 加中环境技术(天津)有限公司 | Grease, mud, sand and water separator |
| CN113121029A (en) * | 2021-05-13 | 2021-07-16 | 江阴市港城市政工程有限公司 | Municipal administration sewage pipes adsorbs deodorizing device |
| CN113477421A (en) * | 2021-07-27 | 2021-10-08 | 贺诚 | Unpowered cyclone claw solid-liquid separator and separation method |
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| CN107737488A (en) * | 2017-11-27 | 2018-02-27 | 张士伟 | A kind of Industrial Waste Water Treatments multi stage precipitation device |
| CN209696468U (en) * | 2018-11-30 | 2019-11-29 | 天津大学 | A kind of initial rainwater high-efficiency cyclone separating and treating apparatus |
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| JP2005238055A (en) * | 2004-02-25 | 2005-09-08 | Ishigaki Co Ltd | Dust removing apparatus for impurity separation |
| CN105413309A (en) * | 2015-12-23 | 2016-03-23 | 山东大学 | Swirl-flow-type solid-liquid separation device for initial rainwater |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110585767A (en) * | 2019-10-22 | 2019-12-20 | 中冶赛迪工程技术股份有限公司 | Internal rotation sedimentation device and application thereof |
| CN112939257A (en) * | 2021-02-09 | 2021-06-11 | 加中环境技术(天津)有限公司 | Grease, mud, sand and water separator |
| CN113121029A (en) * | 2021-05-13 | 2021-07-16 | 江阴市港城市政工程有限公司 | Municipal administration sewage pipes adsorbs deodorizing device |
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| CN113477421B (en) * | 2021-07-27 | 2023-04-18 | 贺诚 | Unpowered cyclone claw solid-liquid separator and separation method |
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