CN107386361A - A kind of rainwater purification storage device - Google Patents
A kind of rainwater purification storage device Download PDFInfo
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- CN107386361A CN107386361A CN201710607132.4A CN201710607132A CN107386361A CN 107386361 A CN107386361 A CN 107386361A CN 201710607132 A CN201710607132 A CN 201710607132A CN 107386361 A CN107386361 A CN 107386361A
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- header tank
- sediment
- rotational flow
- rainwater
- sleeve pipe
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- 238000003860 storage Methods 0.000 title claims abstract description 41
- 238000000746 purification Methods 0.000 title claims abstract description 39
- 239000013049 sediment Substances 0.000 claims abstract description 51
- 239000004576 sand Substances 0.000 claims abstract description 32
- 239000013618 particulate matter Substances 0.000 claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 49
- 239000000706 filtrate Substances 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 239000007787 solid Substances 0.000 claims description 21
- 239000002245 particle Substances 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 11
- 230000008676 import Effects 0.000 claims description 4
- 230000004069 differentiation Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 12
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000003403 water pollutant Substances 0.000 description 3
- 210000000476 body water Anatomy 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000004746 geotextile Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/08—Down pipes; Special clamping means therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/08—Down pipes; Special clamping means therefor
- E04D2013/086—Filters
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/08—Down pipes; Special clamping means therefor
- E04D2013/0873—Rain water reservoirs integrated in down pipes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
- Filtration Of Liquid (AREA)
Abstract
The present invention relates to rainwater-collecting purification techniques field, more particularly, to a kind of rainwater purification storage device.It includes sediment by rotational flow sleeve pipe, sand setting collection bucket, filter element and header tank, sediment by rotational flow sleeve pipe includes outer tube and inner tube, inlet opening is provided with inner pipe, and the entrance point of inner tube and the port of export are all closings, and some guide vanes are provided between outer tube and inner tube；Sand setting collection bucket is located at sediment by rotational flow sleeve bottom, for receiving the particulate matter separated through sediment by rotational flow sleeve pipe；Collection bucket bottom is provided with valve；Filter element is connected with sediment by rotational flow cannula exit, for filtering the rainwater separated through sediment by rotational flow sleeve pipe；Header tank is located at below filter element, and for receiving the rainwater of filtered unit filtering, header tank is additionally provided with the delivery pipe being connected with the port of export of the inner tube of sediment by rotational flow sleeve pipe.The device is combined by sediment by rotational flow and filter element, can effectively improve the effects of purification quality to rainfall runoff.
Description
Technical field
The present invention relates to rainwater-collecting purification techniques field, more particularly, to a kind of rainwater purification storage device.
Background technology
With the continuous development of urbanization process, the region such as urban surface and roofing is enriched substantial amounts of pollutant, and works as
During rainfall, pollutant is just as rainfall runoff is discharged by pipeline under rainwash effect, and pollution is existing caused by it
As one of principal element of receiving water body water quality deterioration.But consider different regions underlying surface type, land used feature, provincialism
The differences such as matter, pollutant otherness is larger and is difficult to quantify.Wherein in runoff caused by roofing and urban road, land for squares
Often contain a large amount of organic pollutions and heavy metal, if being directly discharged into receiving water body without processing, easily trigger receiving water body water
Combined material continuous property is deteriorated even black smelly.And corresponding is to pour to spread the water demand in greenery patches and road and be continuously increased, rainwater is made
For a kind of valuable resource, there are huge collection reuse potentiality in it.And how to be purified rainwater, mitigate what rainwater was brought
Pollute and how rainwater utilization is become to the research emphasis for this patent.
Existing rainwater purification storage device can be divided into two classes, and one kind is to be used as control using a constant volume or rain time
Property parameter, for early-stage rainwater it is seriously polluted the problem of early-stage rainwater is subjected to abandoned stream or control, rather than early-stage rainwater is then direct
Carry out storage reuse；Second class is then that rainwater is all filtered by filter material layer, and reuse or directly outer row are stored after filtering.But
In actual motion, both all there are problems that.
The first kind is by way of volume or rain time are controlled, using initial Split-flow as the main of Water-quality control
The water quality of measure, its contamination control effect and collected rainwater is often difficult to ensure that.If being controlled according to volume, only it is applicable
In the way of smaller control area, when required control area is larger, pollutant gradually weakens with the first flush effect of time, initial stage
Abandoned stream is ineffective, and required control rainwater volume is excessive, and measure economy is poor；And the mode being controlled according to rain time
Even more influenceed by Rainfall Characteristics, specific control effect contingency is very big.Both storage reuse Rainwater Quality be difficult to ensure that, very
To not reaching reclaimed water reuse standard.And the second class rainwater all filter material layer filtering by way of, although ensure that storage
The Rainwater Quality being stored back to, but because rainfall runoff changes in flow rate scope is larger, cause spillway discharge larger, it can not ensure to collect water
Amount, and filtrate easily blocks, frequency of maintenance requires higher.
The content of the invention
(1) technical problems to be solved
It is an object of the invention to provide a kind of rainwater purification storage integrated device, it is intended to solves prior art or related skill
The problem of Water-quality control efficiency is low present in art.
(2) technical scheme
In order to solve the above-mentioned technical problem, the invention provides a kind of rainwater purification storage device, it includes being used for and rain
Fall sediment by rotational flow sleeve pipe, sand setting collection bucket, filter element and the header tank of pipe connection, the sediment by rotational flow sleeve pipe includes outer tube
And be set in the inner tube in the outer tube, be provided with some inlet openings in said inner tube, and the entrance point of said inner tube and
The port of export is all closing, and some guide vanes in shape of threads arrangement are provided between the outer tube and said inner tube；Institute
The bottom that sand setting collection bucket is arranged on the outlet section of the sediment by rotational flow sleeve pipe is stated, for receiving through the sediment by rotational flow sleeve pipe point
Separate out the solid particulate matter come；It is provided with the bottom of the sediment by rotational flow sleeve pipe for discharging collected solid particulate matter
Valve；The filter element is connected with the outlet of the sediment by rotational flow sleeve pipe, is separated for filtering through the sediment by rotational flow sleeve pipe
Rainwater out；The header tank is arranged on the lower section of the filter element, for receiving the rain filtered through the filter element
Water, the header tank are additionally provided with the delivery pipe being connected with the port of export of the said inner tube of the sediment by rotational flow sleeve pipe.
Wherein, the sediment by rotational flow sleeve pipe includes the tilting section and horizontal segment that are sequentially connected with, wherein, the tilting section it is upper
End is used as import, and with for export, the sand setting collection bucket is located at the eddy flow for the one end of the horizontal segment away from the tilting section
Sand casing horizontal segment bottom, and be connected with the outer tube of the sediment by rotational flow sleeve pipe.
Wherein, the filter element includes filter material layer, the area to be filtered above the filter material layer and positioned at described
Overflow plate in area to be filtered, the area to be filtered are connected with the outlet of the sediment by rotational flow sleeve pipe, and the overflow plate is by described in
Differentiation to be filtered is cut into close to the first area of the sediment by rotational flow sleeve pipe and the second area away from the sediment by rotational flow sleeve pipe；
The filter element also includes two positioned at header tank outside and the pressure-measuring pipe connected with the header tank, one of to survey
The lower end of pressure pipe is located at the top of the filter material layer, and the lower end of another pressure-measuring pipe is located at the filter material layer bottom.
Wherein, the header tank includes catchmenting box body, the case lid and in the header tank of catchmenting that can open
Header tank liquid level gauge, the filter material layer are arranged on the top of the box body that catchments, the filter material layer in the header tank
Top forms the area to be filtered.
Wherein, the filter material layer includes net box and the filter of the first layer filtrate and the second layer that are each placed in the net box
Material, the net box for accommodating the second layer filtrate is located at below the net box for accommodating the first layer filtrate, and second layer filtrate
Particle diameter be less than first layer filtrate particle diameter.
Wherein, the rainwater purification storage device also includes the overfall being arranged in the side wall in the area to be filtered, described
The height of overfall should be not less than the height of the delivery pipe water inlet, and the height of the overfall should be higher than that the overflow plate top
The height in portion.
Wherein, the water inlet of the delivery pipe is located inside said inner tube, and higher than the bottom of said inner tube；And delivery pipe
It should be less than the filter material layer with the junction of the header tank.
Wherein, distance of the header tank liquid level gauge bottom away from the header tank bottom is not more than 40mm, and overhead height
The overfall bottom should be not less than.
Wherein, in addition to for the intake of the Water circulation in the header tank, the intake to be catchmented positioned at described
In case side wall；The intake should be not less than the header tank bottom 20mm, and be not higher than the header tank bottom 60mm.
Wherein, in addition to it is used for the delivery port for emptying the water in the header tank, is set in the bottom of the header tank
The gradual inclined gradient of the oriented delivery port.
(3) beneficial effect
Rainwater purification storage device provided by the invention carries out eddy flow when rainfall is larger, by using sediment by rotational flow sleeve pipe
Sand setting, the solid particulate matter carried in rainwater is got rid of to outer tube, and control is collected by sand setting collection bucket, reach solid
Grain thing removal effect, enters header tank after the filtered unit filtering of rainwater after sediment by rotational flow, and the cleaning separated
Rainwater concentrates on inner tube through the inlet opening in inner tube, then drains into header tank by delivery pipe in case outer row or reuse.Due to adopting
With sediment by rotational flow sleeve pipe, the preliminary sand setting separation in the rainwater of sediment by rotational flow inside pipe casing is realized, and consolidate what is isolated
Body particulate collection is in sand setting collection bucket so that solid particulate matter greatly reduces in the rainwater after separation, reduces follow-up dirt
Load is contaminated, extends the service life of filtrate, ensure that the water quality of storage rainwater.After rainfall, the solid in sand setting collection bucket
The valve that particulate matter can be reserved by bottom is discharged, and realizes the efficient control of pollutant.
In addition, designed at the top of header tank using openable, and filtrate is first placed in netted box and places into filter element
In, this mode causes filtrate is easy to take out to change.In addition, header tank can be observed by the header tank liquid level gauge in header tank
Water level, grasp the strainability of filter material layer.
Can react the ponding stopping state of the first filter material layer by the piezometric head at the top of filter material layer, and its with
The overall stopping state of first, second filter material layer can be reacted positioned at the difference of the piezometric head of filter material layer bottom.And overflow
Plate can be designed so that rain water pollutant is mainly trapped in the first area of filter material layer, and filtrate is mainly changed when changing filtrate
The filtrate of layer first area.
The control of the rainwater purification storage device especially suitable for rain water on roof and overpass rainwater, when applicable, passes through
Filter material layer reduces outer row's rain water pollutant concentration, reduces impact of the pollutant directly for greenery patches, is stored by gathering ground
Rainwater carries out reuse, also acts certain peak clipping effect.The device is easy to use, and collection and purification effect is good, and application prospect is wide
It is wealthy.
Brief description of the drawings
Fig. 1 is the top view according to an a kind of preferred embodiment of rainwater purification storage device of the present invention；
Fig. 2 is schematic cross-sectional view of the rainwater purification storage device along A-A in Fig. 1；
Fig. 3 is schematic cross-sectional view of the rainwater purification storage device along B-B in Fig. 1；
Fig. 4 is schematic cross-sectional view of the rainwater purification storage device along C-C in Fig. 2；
Fig. 5 is schematic cross-sectional view of the rainwater purification storage device along D-D in Fig. 2
In figure, 1：Sediment by rotational flow sleeve pipe；11：Outer tube；12：Inner tube；13：Guide vane；14：Inlet opening；15：Connector；
2：Filter element；21：Area to be filtered；22：Filter material layer；221：First layer filtrate；222：Second layer filtrate；23：Filter；24：Net
Box；25：Overflow plate；26：Pressure-measuring pipe；3：Header tank；31：Catchment box body；32：Catchment case lid；33：Header tank liquid level gauge；4：
Delivery pipe；5：Overfall；6：Intake pipe；7：Delivery port；8：Rainwater down pipe；9：Sand setting collection bucket；10：Valve.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Following instance
For illustrating the present invention, but it is not limited to the scope of the present invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect or can communicate each other；Can be joined directly together, can also be indirectly connected by intermediary, can be with
It is connection or the interaction relationship of two elements of two element internals, is limited unless otherwise clear and definite.For this area
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Fig. 1 to Fig. 5 shows an a kind of preferred embodiment of rainwater purification storage device according to the present invention.As schemed
Show, the rainwater purification storage device includes being used for the sediment by rotational flow sleeve pipe 1 being connected with rainwater down pipe 8, and sand setting collection bucket 9, filtering are single
Member 2 and header tank 3.Wherein, sediment by rotational flow sleeve pipe 1 includes the outer tube 11 and be set in outer tube 11 interior that internal diameter is DN100
Footpath is DN50 inner tube 12, and some apertures are provided with inner tube 12 and are 5mm inlet opening 14, and the entrance point of inner tube 12 and are gone out
Mouth end is all closing, and some guide vanes 13 in shape of threads arrangement are provided between outer tube 11 and inner tube 12；Sand setting is received
Collection bucket 9 is arranged on the bottom of the outlet section of sediment by rotational flow sleeve pipe 1, for receiving the solid separated through sediment by rotational flow sleeve pipe 1
Particulate matter, set in the bottom of sediment by rotational flow sleeve pipe 1 with the valve 10 for being used to discharge solid particulate matter；Filter element 2 and eddy flow
The outlet connection of sand casing 1, header tank 3 are arranged on the lower section of filter element 2, the rain filtered for receiving filtered unit 2
Water, header tank 3 are additionally provided with the delivery pipe 4 that the internal diameter being connected with the port of export of the inner tube of sediment by rotational flow sleeve pipe 1 is DN40.
Due to solid particle and the difference of rainwater density, when rainfall, rainwater purification storage device provided by the invention leads to
Cross and sediment by rotational flow is carried out using sediment by rotational flow sleeve pipe 1, the solid particulate matter carried in rainwater is got rid of to outer tube 11, and flow into and revolve
The sand setting collection bucket 9 that stream sand casing 1 is connected, and sedimentation reaches the removal of solid particulate matter in rainwater, Ran Houjing here
Enter header tank 3 after crossing the filtered filtering of unit 2 of rainwater of preliminary sedimentation, and the clean rainwater separated is through in inner tube 12
Inlet opening 14 concentrates on inner tube 11, then drains into header tank 3 by delivery pipe 4 in case outer row or reuse, realize and sunk in eddy flow
The preliminary sand setting separation of rainwater inside husky sleeve pipe 1, and the solid particulate matter isolated is collected in sand setting collection bucket 9, make
Solid particulate matter greatly reduces in rainwater after must separating, thus strengthens contamination control effect, and extend filtrate uses the longevity
Life, the water quality of storage rainwater is ensure that, accelerates the rate of filtration in filter element 2.After rainfall, in sand setting collection bucket 9
Solid particulate matter can by bottom reserve valve 10 discharge, realize rainwater efficient storage purification.
Specifically, sediment by rotational flow sleeve pipe 1 includes the tilting section and horizontal segment being sequentially connected with, wherein, the upper end of tilting section is used
Make import, for being connected with rainwater down pipe 8, the one end of horizontal segment away from tilting section is with for export.As shown in figure 5, inner tube 12 can lead to
Cross multiple connectors 15 and fix (such as welding) on outer tube 11, such as at the both ends of sediment by rotational flow sleeve pipe 1 and can tilt
Section and these three positions of the junction of horizontal segment are welded on outer tube 11.Guide vane 13 is between two adjacent connectors 15
By can be by adjusting the structure of connector 15 at guide vane 13 in import so that current are in tangentially entering guide vane 13.
And the larger phenomenon of local pressure caused by the connector 15 can by way of suitably expanding the junction cross section of outer tube 11 solution
Certainly.
Inlet opening 14 is arranged on the tube wall of inner tube 12, and preferably inlet opening 14 is evenly distributed on the tube wall of inner tube 12.Example
As in this embodiment, edge is parallel to the interval between the two neighboring inlet opening 14 on the direction of the axis of inner tube 12 in inner tube 12
Be 20mm, and on the direction of the axis of inner tube 12 along the distribution of 60 degree of the periphery interval of inner tube 12.Further, portion
Point inlet opening 14 is distributed in the bottom of inner tube 12, to ensure inner tube 12 in rainfall from rinsing so that solid particulate matter with
Rainwater to flow out from outer tube 11, will not accumulate for a long time in inner tube 12.Guide vane 13 is arranged on the inwall of outer tube 11, and
Arranged in shape of threads.Such as in this embodiment, on the direction parallel to outer tube axis between two neighboring guide vane 13
Distance be 75mm.
Sand setting collection bucket 16 is arranged on the bottom of the horizontal segment of sediment by rotational flow sleeve pipe 1, is connected with outer tube 11 so that eddy flow
The solid particulate matter isolated can be accumulated in sand setting collection bucket 16, reduce the stopping state of filter element 2.The embodiment
In, sand setting collection bucket 16 is in quadrangular frustum pyramid shaped, is being in 30 ° of gradients with the connectivity part of outer tube 11 so that into consolidating for sand setting collection bucket 16
Body particle concentrates on bottom, and valve 10 is opened after rainfall can effectively discharge solid particulate matter.It should be noted that sand setting is collected
The shape of bucket 9 can also use other shapes, such as turbination.
Filter element 2 includes filter material layer 22, the area to be filtered 21 above filter material layer 22 and positioned at area 21 to be filtered
Interior overflow plate 25, area 21 to be filtered are connected with the outlet of sediment by rotational flow sleeve pipe 1, and the top of area 21 preferably to be filtered is higher than stream sand setting
The top 20mm of outer tube 11 of sleeve pipe 1, to mitigate air pressure fluctuation caused by high flow rate, and the height in preferably area 21 to be filtered (is treated
The vertical distance of the top of filtering area 21 to the upper surface of filter material layer 22) it is more than 10cm, to increase gathering ground volume, when increase is filtered
Between.Area 21 to be filtered is divided into close to the first area of sediment by rotational flow sleeve pipe 1 and away from sediment by rotational flow sleeve pipe 1 by overflow plate 25
Second area, in this embodiment, overflow plate 25 perpendicular to spiral-flow desilting sleeve pipe 1 export direction, apart from spiral-flow desilting sleeve pipe 1
Exporting 45cm so that the solid particulate matter in rainwater is mainly trapped in the first area in area 21 to be filtered, and when filter material layer is sent out
During raw stopping state, change filtrate and mainly change filter material layer forward part filtrate, reduce the maintenance difficulties of filtrate.
Filter element 2 also includes two positioned at the outside of header tank 3 and the pressure-measuring pipe 26 connected with header tank：First pressure-measuring pipe
With the second pressure-measuring pipe, wherein the lower end of the first pressure-measuring pipe 26 is located at the top of filter material layer 22, such as in this embodiment, this first is surveyed
The lower end of pressure pipe 26 is higher than the first filter material layer 221 top 5mm, total height 180mm, and slightly above overfall 5, the head can be anti-
The ponding situation of the first filter material layer 221 is answered, when head shown in first pressure-measuring pipe 26 does not decline always, shows the first filter material layer
221 block.The lower end of second pressure-measuring pipe 26 is located at the bottom of filter material layer 22, total height 330mm, and upper end level and first is surveyed
The overhead height of pressure pipe 26 is concordant.The difference of two heads of pressure-measuring pipe 26 can react the first filter material layer 221, the second filter material layer 222
Overall stopping state, when both differences are larger, then need to change filtrate.
Preferably, header tank 3 include catchment box body 31, catchment case lid 32 and the liquid level gauge 33 in header tank, mistake
The filter material layer 22 of filter unit 2 is arranged on the top for the box body 3 that catchments, and the top of filter material layer 22 is formed to be filtered in header tank 3
Area 21, to cause the purification of rainwater and storage device integration.Further, the case lid 32 that catchments can be opened, and can pass through
Filter material layer 22 is changed or safeguarded to the unlatching case lid 32 that catchments.In addition, filter material layer 22 includes wire netting box 24 and and inserted in advance
Filtrate (from 2mm haydite and 0.5mm active carbon powder in this example), the surrounding of net box 24 all has mesh, mesh size
Determined according to selected filtrate medium, in this example, because active carbon powder particle diameter is smaller, entirety loads net after being wrapped up with geotextiles
Box 24, the top of net box 24 can open, but when in use it should be noted that fixation, makes it be unlikely to open wide and cause filter in application
Material is by broken off by water flush.Filtrate preferably includes the first layer filtrate 221 being respectively placed in net box 24 and second layer filtrate 222, accommodates
The net box of second layer filtrate 222 is located at below the net box for accommodating first layer filtrate 221, and the particle diameter of second layer filtrate 222 is small
In the particle diameter of first layer filtrate 221.Such as in this embodiment, first layer filtrate 221 uses thick 100mm particle diameter as 2mm's
Haydite, second layer filtrate 222 use thick 100mm particle diameter as 0.5mm active carbon powder.Further, as shown in figure 4, being
Avoid the single weight of net box 24 excessive, four small net box is respectively adopted in the net box 24 for loading first layer filtrate and second layer filtrate
Assembly is formed, but reduces the space between small net box because paying attention in construction, avoid because space is excessive so that the rainwater that need to be filtered not
Header tank 3 is directly entered through the filtering of filter material layer 22, reduces filter effect.When filter clogging situation seriously needs to safeguard or change
During filtrate, directly net box 24 can be sling using rope etc. by top, take out be filled with filtrate net box 24 safeguarded or
Change, so substantially increase the service life of the device, improve clean-up effect.
Further, the bottom of filter material layer 22 is provided with filter 23, after avoiding filterins media run-off and further reduce filter
Solid particle, while avoid producing rainwater in filter element 2 and accumulating, further, it is preferable to wrap up geotechnique on the filter 23
Cloth, to avoid causing filterins media run-off when particle diameter of filter medium is smaller.
Preferably, the water inlet of delivery pipe 4 is located inside inner tube 12, and higher than inner tube 12 bottom, with avoid silt particle with
Current are directly entered delivery pipe 4, then access header tank 3.Such as in this embodiment, delivery pipe 4 is higher than the bottom of inner tube 12
10mm.In addition, distance of the discharge outlet of delivery pipe 4 apart from the bottom of header tank 3 is more than or equal to 40mm, to carry out energy dissipating.
In addition, the rainwater purification storage device also includes the overfall 5 being arranged in filter element 2, the overfall 5 is located at
Catchment the side wall of box body 31, its height should be higher than that the height of overflow plate 25, such as higher than the top 10cm of overflow plate 25, there is pipe outside
Sewage pipe is led in road connection.The height of overfall 5 and the delivery pipe 4 in the inner tube 12 of spiral-flow desilting sleeve pipe 1 are highly identical,
To ensure that the rainwater oozed under having little time can smooth overflow.
It is used to be stored in header tank 3 in addition, the rainwater purification storage device also includes being arranged in header tank side wall
Clean rainwater reuse intake 6, preferably the bottom of intake 6 should be not less than the header tank bottom 20mm, and be not higher than institute
State header tank bottom 60mm.In addition, area's air pressure fluctuation to be filtered can be also adjusted by intake.
In addition, the rainwater purification storage device also includes being used for the header tank liquid level gauge for measuring liquid level in header tank 3
33, in this example, header tank liquid level gauge 33 uses transparent plastics material, and a diameter of 50mm, outside device, bottom is with catchmenting
Case 3 forms into linker, and outside the box body 31 that catchments, top is identical with the bottom level of overfall 5.Header tank liquid level gauge 33
Distance of the bottom away from the bottom of header tank 3 is 40mm, and overhead height is higher than the bottom level 5cm of overfall 5.Further, the rain
Water warfare storage device also includes being used for the delivery port 7 for emptying the water in header tank 3, and the bottom of preferably header tank 3 is provided with
From periphery to the gradual inclined gradient of delivery port 7, that is to say, that the position where delivery port 7 is located at the minimum of the bottom of header tank 3
Point, this causes bottom not produce stench because of local ponding.
It should be noted that the embodiment is designed according to DN100 rainwater down pipes 8, if actual pipeline is DN110 or other chis
It is very little, then should be according to the related size of actual conditions specific design.
The control of the rainwater purification storage device especially suitable for rain water on roof and overpass rainwater, when applicable, it was both
Outer row's rain water pollutant concentration can be reduced by the filter effect of filter material layer 22, reduces pollutant directly rushing for greenery patches
Hit, reduce outer air draft danger；Also the rainwater that can be stored by header tank carries out reuse, pours and spreads greenery patches；And add certain tune
Volume is stored, serving certain reduction for rain peak acts on.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (10)
1. a kind of rainwater purification storage device, it is characterised in that including sediment by rotational flow sleeve pipe, the sand setting for being connected with rainwater down pipe
Collection bucket, filter element and header tank, the sediment by rotational flow sleeve pipe include outer tube and the inner tube being set in the outer tube,
Some inlet openings are provided with said inner tube, and the entrance point of said inner tube and the port of export are all closings, in the outer tube
Some guide vanes in shape of threads arrangement are provided between said inner tube；The sand setting collection bucket is arranged on the eddy flow and sunk
The bottom of the outlet section of sand sleeve pipe, for receiving the solid particulate matter separated through the sediment by rotational flow sleeve pipe；In the rotation
The bottom of stream sand casing is provided with the valve for discharging collected solid particulate matter；The filter element and the eddy flow
The outlet connection of sand casing, for filtering the rainwater separated through the sediment by rotational flow sleeve pipe；The header tank is arranged on
The lower section of the filter element, for receive through the filter element filter rainwater, the header tank be additionally provided with it is described
The delivery pipe that the port of export of the said inner tube of sediment by rotational flow sleeve pipe is connected.
2. rainwater purification storage device according to claim 1, it is characterised in that the sediment by rotational flow sleeve pipe is included sequentially
The tilting section and horizontal segment of connection, wherein, the upper end of the tilting section is used as import, and the horizontal segment is away from the tilting section
With for export, the sand setting collection bucket is located at the sediment by rotational flow sleeve pipe horizontal segment bottom for one end, and with the sediment by rotational flow set
The outer tube of pipe is connected.
3. rainwater purification storage device according to claim 2, it is characterised in that the filter element include filter material layer,
Area to be filtered above the filter material layer and the overflow plate in the area to be filtered, the area to be filtered with it is described
The differentiation to be filtered is cut into the close to the sediment by rotational flow sleeve pipe by the outlet connection of sediment by rotational flow sleeve pipe, the overflow plate
One region and the second area away from the sediment by rotational flow sleeve pipe；The filter element also includes two outside the header tank
Portion and the pressure-measuring pipe connected with the header tank, the lower end of one of pressure-measuring pipe are located at the top of the filter material layer, another survey
The lower end of pressure pipe is located at the filter material layer bottom.
4. rainwater purification storage device according to claim 3, it is characterised in that the header tank includes header tank case
Body, can open catchment case lid and the header tank liquid level gauge in the header tank, the filter material layer are arranged on the collection
The top of tank box, the top of the filter material layer forms the area to be filtered in the header tank.
5. rainwater purification storage device according to claim 4, it is characterised in that the filter material layer is including net box and respectively
From the first layer filtrate and second layer filtrate being placed in the net box, the net box of the second layer filtrate is accommodated positioned at accommodating
Below the net box of the first layer filtrate, and the particle diameter of second layer filtrate is less than the particle diameter of first layer filtrate.
6. rainwater purification storage device according to claim 4, it is characterised in that the rainwater purification storage device also includes
The overfall being arranged in the side wall in the area to be filtered, the height of the overfall should be not less than the delivery pipe water inlet
Highly, the height of the overfall should be higher than that the height at the top of the overflow plate.
7. rainwater purification storage device according to claim 5, it is characterised in that the water inlet of the delivery pipe is located at institute
Internal tube is stated, and higher than the bottom of said inner tube；And the junction of delivery pipe and the header tank should be less than the filter material layer.
8. rainwater purification storage device according to claim 6, it is characterised in that the header tank liquid level gauge bottom is away from institute
The distance for stating header tank bottom is not more than 40mm, and overhead height should be not less than the overfall bottom.
9. the rainwater purification storage device according to any one of claim 1-8, it is characterised in that also include being used for institute
The intake of the Water circulation in header tank is stated, the intake is located in the header tank side wall；The intake should be not less than
The header tank bottom 20mm, and it is not higher than the header tank bottom 60mm.
10. the rainwater purification storage device according to any one of claim 1-8, it is characterised in that also include being used to incite somebody to action
The delivery port of water emptying in the header tank, the oriented delivery port gradually inclined slope is set in the bottom of the header tank
Degree.
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| CN201710607132.4A CN107386361B (en) | 2017-07-24 | 2017-07-24 | A kind of rainwater purification storage device |
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| CN201710607132.4A CN107386361B (en) | 2017-07-24 | 2017-07-24 | A kind of rainwater purification storage device |
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| CN108915168A (en) * | 2018-05-30 | 2018-11-30 | 广东知识城运营服务有限公司 | A kind of rain water on roof purification recovery device |
| CN111535521A (en) * | 2020-05-11 | 2020-08-14 | 浙江奥腾建设工程有限公司 | Drainage system for house |
| CN114319739A (en) * | 2021-12-13 | 2022-04-12 | 南京信息工程大学 | Roof rainwater collecting, processing and storing integrated device and using method |
| CN115305990A (en) * | 2022-09-15 | 2022-11-08 | 李洪伟 | Green building rainwater recovery method |
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| Publication number | Publication date |
|---|---|
| CN107386361B (en) | 2019-09-20 |
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