CN206570910U - Roads rain inlet early-stage rainwater stage purifying device - Google Patents
Roads rain inlet early-stage rainwater stage purifying device Download PDFInfo
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- CN206570910U CN206570910U CN201720188527.0U CN201720188527U CN206570910U CN 206570910 U CN206570910 U CN 206570910U CN 201720188527 U CN201720188527 U CN 201720188527U CN 206570910 U CN206570910 U CN 206570910U
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- stage
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- purifying device
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- rainwater
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Abstract
The utility model is related to rainwater purification field, disclose a kind of roads rain inlet early-stage rainwater stage purifying device, the device includes well body (10), the well body (10) includes well head (101), bottom wall (103) and four side walls (104), the bottom of the well body (10) is provided with delivery port (102), at least one described side wall (104) is provided with filter (11), the upper end of the filter (11) is provided with the water inlet (111) connected with the well head (101), the bottom of the filter (11) is provided with the perforate (112) connected with the delivery port (102).Device of the present utility model can combine town road inlet for stom water space structure and set, not only good purification, low cost, simple in construction, easy to maintenance, also it is avoided that and rain perforaled strainer and peripheral facility is changed on a large scale, suitable for the spongeization transformation of present situation roads rain inlet, early-stage rainwater runoff pollution problem can effectively be alleviated, improve urban road hydrology ecological environment.
Description
Technical field
The utility model is related to rainwater purification field, in particular it relates to a kind of roads rain inlet early-stage rainwater multistage purification
Device.
Background technology
" building nature accumulation, naturally osmotic, the sponge city of self-purification " is the basic of current China's Urbanization Construction
It is required that, and plan to arrive the year two thousand twenty, the area of completed region of the city more than 20% reaches sponge urban construction requirement, to the year two thousand thirty, city
The area of city built-up areas more than 80% reaches sponge urban construction requirement.It is hard for present situation built-up areas in sponge urban construction
Hold using problem to be oriented to, the problem of present situation is present is solved by sponge urban renewal emphasis.
In the construction in sponge city, the key problem of town road intermediate item is that early-stage rainwater runoff pollution is controlled.
It is increasingly severe in particular with city haze in recent years, at rainfall initial stage, rainwater dissolved a large amount of sour gas in air,
Again due to washing away roofing, asphalt concrete road etc. behind the pollution gas such as vehicle exhaust, plant gas, landing ground so that
Contain substantial amounts of polluter in rainwater, including COD, SS, heavy metal, petroleum substance etc., its pollution level is higher, grinds
Study carefully COD in the early-stage rainwater runoff for showing town road generation and reached 200~500mg/L, SS values have reached 100~200mg/
L, or even beyond the pollution level of ordinary municipal sewage.And these pollutants can be directly discharged into urban water-body with rainwater, as city
The important hidden danger of city's water system.
It is but this kind of side by the way of transformation greenbelt mostly in the prior art to solve the above problems
Formula needs all to change present situation green plants, larger to present situation disturbance, and clean-up effect is poor, cost high, preferably causes bad
Influence, is especially unsuitable for just having built road soon.
Utility model content
The purpose of this utility model is to provide a kind of good purification, low cost, simple in construction, maintenance regarding to the issue above
Convenient roads rain inlet early-stage rainwater stage purifying device, it can avoid changing present situation on a large scale, effectively slow
Early-stage rainwater runoff pollution problem is solved, so as to improve urban road hydrology ecological environment.
To achieve these goals, the utility model provides a kind of roads rain inlet early-stage rainwater stage purifying device, should
Device includes well body, and the well body includes well head, bottom wall and four side walls, and the bottom of the well body is provided with delivery port, at least
One side wall is provided with filter, and the upper end of the filter is provided with the water inlet connected with the well head, institute
The bottom for stating filter is provided with the perforate connected with the delivery port.
Preferably, it is respectively arranged with filter on three of the well body side walls.
Preferably, three filters are formed as an entirety.
Preferably, the filter is including the water storage space below the water inlet and under the water storage space
The multiple layers of filters of short transverse branch square and along the filter.
Preferably, rain perforaled strainer is provided with the well head, the top of the filter is provided with grid filter screen, the rain
Leaf grating for down pipe and the grid filter screen are arranged at intervals in the short transverse of the well body.
Preferably, the filter and side wall, bottom wall and the grid filter screen of the well body surround chamber, the chamber
Connect the perforate and the delivery port.
Preferably, the filter layer includes filtrate basket and the filtrate being filled in the filtrate basket.
Preferably, the filtrate is gravel.
Preferably, the particle diameter of filtrate described in multilayer is sequentially reduced from top to bottom.
Preferably, the filter layer is four layers, and the particle diameter of four layers of filtrate is respectively 15-20mm, 10- from top to bottom
15mm、5-10mm、1-5mm。
Preferably, separated between the filtrate basket of the neighbouring filter layer by permeable spinning work cloth.
Preferably, the upper end of the filtrate basket is provided with handle, and lower end is provided with the handle matched with the handle and inlayed
Embedding space.
Preferably, the height of the filter layer is 15-25cm.
Preferably, the perforate is multiple, and spinning work cloth is provided with the perforate, and the spinning work cloth is multilayer.
By above-mentioned technical proposal, roads rain inlet early-stage rainwater stage purifying device of the present utility model not only purifies effect
Really good, low cost, simple in construction, easy to maintenance, additionally it is possible to avoid changing present situation on a large scale, effectively alleviate rain at initial stage
Water runoff pollution problem, improves urban road hydrology ecological environment.
Other features and advantages of the utility model will be described in detail in subsequent embodiment part.
Brief description of the drawings
Accompanying drawing is to be further understood for providing to of the present utility model, and constitutes a part for specification, and following
Embodiment be used to explain the utility model together, but do not constitute to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is the structural representation of the utility model roads rain inlet early-stage rainwater stage purifying device；
Fig. 2 is a kind of structural representation of embodiment of filter layer in the utility model.
Description of reference numerals
The well head of 10 well body 101
The bottom wall of 102 delivery port 103
The filter of 104 side wall 11
The perforate of 111 water inlet 112
The filter layer of 113 water storage space 114
The grid filter screen of 12 rain perforaled strainer 13
The filtrate basket of 14 chamber 1141
The handle of 1142 filtrate 1143
The curb of 15 road surface 16
The Storm Sewer Network of 17 greenbelt 18
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein
Described embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.
In the utility model, in the case where not making opposite explanation, the noun of locality used such as " upper and lower, bottom " is typically
Refer to upper and lower, bottom in a state of use；" inside and outside " refers to the inside and outside of the profile relative to each part in itself.
The utility model provides a kind of roads rain inlet early-stage rainwater stage purifying device, and the device includes well body 10, institute
Stating well body 10 includes well head 101, bottom wall 103 and four side walls 104, and the bottom of the well body 10 is provided with delivery port 102, at least
One side wall 104 is provided with filter 11, and the upper end of the filter 11 is provided with what is connected with the well head 101
Water inlet 111, the bottom of the filter 11 is provided with the perforate 112 connected with the delivery port 102.
In order to avoid being changed on a large scale to present situation, cost is reduced, the utility model is mainly in existing lower well
On the basis of the improvement that carries out, the well body 10 can be existing lower well well body.Pass through above-mentioned technical proposal, early-stage rainwater
Well body 10 is entered by the well head 101, the water inlet 111 through the upper end of filter 11 enters to be entered in the filter 11
Row filtration, purification, most flows out outside the filter 11 through perforate 112 afterwards, drains from the delivery port 102 of well body 10.In addition, institute
Stating perforate 112 can be set to multiple, and spin work cloth setting thereon, and the spinning work cloth can be multilayer；The delivery port 102 can be with
It is connected with Storm Sewer Network 18.
Preferably, as shown in figure 1, the utility model was respectively arranged with three side walls 104 of the well body 10
Filter device 11.In actual use, for the lower well close to curb 16, the early-stage rainwater runoff on road surface 15 can be from
Three directions of the well head 101 are separately flowed into is filtered in the filter 11.
In addition, for the ease of the installation and maintenance of filter 11, the filter 11 can be formed as an entirety.
In other words, three filters 11 can be integrally formed, and form the entirety for being similar to U-shaped (shown in Figure 2
Shape).
According to a kind of embodiment of the present utility model, the filter 11 can include being located at the water inlet 111
The water storage space 113 of lower section and positioned at the lower section of the water storage space 113 and along the filter 11 short transverse branch it is many
Layer filter layer 114.So, the early-stage rainwater that water inlet 111 through the filter enters can through multiple layers of filters 114 by
Layer filtering, effectively lifts clean-up effect.
In order to further improve clean-up effect of the present utility model, rain perforaled strainer 12, institute are provided with the well head 101
The top for stating filter 11 is provided with grid filter screen 13, and the rain perforaled strainer 12 and the grid filter screen 13 are in the well body 10
It is arranged at intervals in short transverse.So, early-stage rainwater is flowed into from the rain perforaled strainer 12, by rain perforaled strainer 12 and grid filter screen
13 can tentatively intercept solid refuse and silt particle larger in rainwater.
According to another embodiment of the present utility model, the side wall 104 of the filter 11 and the well body 10, bottom
Wall 103 and the grid filter screen 13 surround chamber 14, and the chamber 14 connects the perforate 112 and the delivery port 102.By upper
Setting is stated, when Rainfall runoff is smaller, rainwater intercepts solid larger in rainwater through rain perforaled strainer 12 and grid filter screen 13
The further purified treatment of filter 11 is entered back into after rubbish and silt particle；When Rainfall runoff is larger, after filter 11 is full of,
Later stage rainwater can the water storage space 113 through filter 11 from the overflow of grid filter screen 13 to the chamber 14 in, due in
Later stage rainwater is cleaner, can be directly discharged into Storm Sewer Network 18 through the delivery port 102.
In the utility model, specifically, as shown in Fig. 2 the filter layer 114 includes filtrate basket 1141 and is filled in institute
State the filtrate 1142 in filtrate basket 1141.Wherein, the gravel by nature such as cobblestone in waters such as preferred rivers and creeks of the filtrate 1142, when
Can also be so that other have interception, the object of adsorption function.In addition, the utility model is preferably filtrate 1142 described in multilayer
Particle diameter is sequentially reduced from top to bottom.
As further preferred, filter layer 114 described in the utility model is four layers, the particle diameter of four layers of filtrate 1142
It is respectively 15-20mm, 10-15mm, 5-10mm, 1-5mm from top to bottom.
By such scheme, early-stage rainwater initially enters ss suspended solid in the superiors' filtrate, rainwater because of the larger gravel of particle diameter
The reasons such as stop, precipitation, the hydrodynamic force of stone cause flows decrease and contact sedimentation；Rainwater after the superiors' filtrate purification is slow
Slow to penetrate into second layer filtrate, now gravel surface forms pollutant in one layer of biomembrane with stickiness, rainwater by gravel
The biomembrane that stone surface has stickiness is adsorbed；Rainwater after the purification of second layer filtrate is then penetrated into third layer filtrate,
Dissolved organic matter is resolved into inorganic matter by microorganism panning in rainwater in third layer filtrate；Last rainwater penetrates into the 4th layer
In filtrate, now most of pollutant in early-stage rainwater has been removed, and because the particle diameter of the 4th metafiltration material is smaller, can enter one
The finely ground particles in detention rainwater are walked, so that further purifying rainwater.By the filtering of above-mentioned four metafiltration material, in early-stage rainwater
Organic pollution pass through the adsorbing of filtrate, biodegradable and remove.
In order that early-stage rainwater is uniformly penetrated into lower floor's filter layer by upper level filter layer, the utility model makes neighbouring
The filter layer 114 filtrate basket 1141 between by it is permeable spinning work cloth separate.
In the manufacturing process of the utility model drainer, can be put into existing lower well by design orientation in
Portion is filled with the filtrate basket of filtrate, and selects the suitable filter layer number of plies according to the height of lower well.Taken for the ease of filtrate basket
Go out and be put into lower well, the upper end of the filtrate basket 1141 is provided with handle 1143.Carried out in order to filtrate basket above and below making
Stack, the handle matched with the handle 1143 is additionally provided with the lower end of the filtrate basket 1141 and inlays space.It is described to carry
Hand 1143 is preferably metal suspension ring.
In actual applications, the number of plies of filter layer 114 and the height and width of every layer of filter layer can in filter 11
It is adjusted with the actual grade and width according to lower well, structure type can also be adjusted to circle according to on-site actual situations demand
Shape is square, and filtrate can be according to road surface pollutant characteristic optimum choice.The preferred filter layer 114 in the utility model
Highly it is 15-25cm, most preferably 20cm.Certainly, the height of every layer of filter layer can be consistent, can not also wait.
In addition, when cleaning and safeguarding filter layer, filter layer being moved to outside equipment by the metal suspension ring on filtrate basket, adopted
The effect for realizing cleaning is rinsed to filtrate with pressure pipe.Typically mainly cleaned in rainy season, about 0.5~1 year one cycle
It is secondary.
The advantage and effect of the utility model roads rain inlet early-stage rainwater stage purifying device are：In rainfall energy at initial stage
Enough effectively catching particulate pollutants, reduce road runoff pollution, remove more than 80% suspended particulate substance and life in early-stage rainwater
Thing is degraded, it is adaptable to the early-stage rainwater pollution of town road；To the clearance of COD, TN and TP in early-stage rainwater respectively 70%,
50%th, more than 75%；Purified treatment effectively can be carried out to early-stage rainwater using road rain water well space, and package unit is installed
It is convenient, it is not necessary to large-scale redevelopment is carried out to road rain water well, not taken up an area individually；The filtrate that the utility model is used is taken from
Naturally, the meaning with ecological technique, and gravel has enough surface areas, and purification efficiency is high；Rainwater is flowed into from three directions
The roads rain inlet early-stage rainwater stage purifying device, it can not only effectively accommodate early-stage rainwater, cut down rainfall runoff, and filter
Expect to set for multistage, cleaning and maintenance are simple；Storm detention tank and corresponding pipeline and rainwater treatment facility need not be built, greatly
Width saves construction investment, is widely portable to the construction and upgrading of the catch-basin of town road.The utility model is primarily adapted for use in
The region of present situation road rain water mouth structure relatively deep (1m or so).
Preferred embodiment of the present utility model is described in detail above in association with accompanying drawing, still, the utility model is not limited
Detail in above-mentioned embodiment, can be to skill of the present utility model in range of the technology design of the present utility model
Art scheme carries out a variety of simple variants, and these simple variants belong to protection domain of the present utility model.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the utility model is to each
Possible combination is planted no longer separately to illustrate.
In addition, can also be combined between a variety of embodiments of the present utility model, as long as it is not disobeyed
Thought of the present utility model is carried on the back, it should equally be considered as content disclosed in the utility model.
Claims (14)
1. roads rain inlet early-stage rainwater stage purifying device, the device includes well body (10), the well body (10) includes well head
(101), bottom wall (103) and four side walls (104), the bottom of the well body (10) are provided with delivery port (102), and its feature exists
Be provided with filter (11) in, at least one described side wall (104), the upper end of the filter (11) be provided with it is described
The water inlet (111) of well head (101) connection, the bottom of the filter (11) is provided with what is connected with the delivery port (102)
Perforate (112).
2. roads rain inlet early-stage rainwater stage purifying device according to claim 1, it is characterised in that the well body
(10) filter (11) is respectively arranged with three side walls (104).
3. roads rain inlet early-stage rainwater stage purifying device according to claim 2, it is characterised in that three mistakes
Filter device (11) is formed as an entirety.
4. the roads rain inlet early-stage rainwater stage purifying device according to any one in claim 1-3, its feature exists
In the filter (11) is including the water storage space (113) below the water inlet (111) and positioned at the water storage space
(113) multiple layers of filters (114) of lower section and the short transverse branch along the filter (11).
5. roads rain inlet early-stage rainwater stage purifying device according to claim 4, it is characterised in that the well head
(101) place is provided with rain perforaled strainer (12), and the top of the filter (11) is provided with grid filter screen (13), the rain perforaled strainer
(12) it is arranged at intervals with the grid filter screen (13) in the short transverse of the well body (10).
6. roads rain inlet early-stage rainwater stage purifying device according to claim 5, it is characterised in that the filtering dress
Put (11) and side wall (104), bottom wall (103) and the grid filter screen (13) of the well body (10) surround chamber (14), the chamber
Room (14) connects the perforate (112) and the delivery port (102).
7. roads rain inlet early-stage rainwater stage purifying device according to claim 4, it is characterised in that the filter layer
(114) filtrate basket (1141) and the filtrate (1142) being filled in the filtrate basket (1141) are included.
8. roads rain inlet early-stage rainwater stage purifying device according to claim 7, it is characterised in that the filtrate
(1142) it is gravel.
9. roads rain inlet early-stage rainwater stage purifying device according to claim 7, it is characterised in that filtered described in multilayer
The particle diameter of material (1142) is sequentially reduced from top to bottom.
10. roads rain inlet early-stage rainwater stage purifying device according to claim 9, it is characterised in that the filtering
Layer (114) is four layers, and the particle diameter of four layers of filtrate (1142) is respectively 15-20mm, 10-15mm, 5-10mm, 1- from top to bottom
5mm。
11. roads rain inlet early-stage rainwater stage purifying device according to claim 7, it is characterised in that neighbouring
The filter layer (114) filtrate basket (1141) between by it is permeable spinning work cloth separate.
12. roads rain inlet early-stage rainwater stage purifying device according to claim 7, it is characterised in that the filtrate
The upper end of basket (1141) is provided with handle (1143), and lower end is provided with the handle matched with the handle (1143) and inlays sky
Between.
13. roads rain inlet early-stage rainwater stage purifying device according to claim 4, it is characterised in that the filtering
The height of layer (114) is 15-25cm.
14. roads rain inlet early-stage rainwater stage purifying device according to claim 1, it is characterised in that the perforate
(112) it is multiple, spinning work cloth is provided with the perforate (112), the spinning work cloth is multilayer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188527.0U CN206570910U (en) | 2017-02-28 | 2017-02-28 | Roads rain inlet early-stage rainwater stage purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188527.0U CN206570910U (en) | 2017-02-28 | 2017-02-28 | Roads rain inlet early-stage rainwater stage purifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206570910U true CN206570910U (en) | 2017-10-20 |
Family
ID=60059910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720188527.0U Expired - Fee Related CN206570910U (en) | 2017-02-28 | 2017-02-28 | Roads rain inlet early-stage rainwater stage purifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206570910U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552412A (en) * | 2018-06-04 | 2019-12-10 | 绿源洛克（厦门）科技有限公司 | Novel environmental protection inlet for stom water |
| CN112337162A (en) * | 2020-10-28 | 2021-02-09 | 四川大学 | Rainwater filtering device and road gutter inlet |
-
2017
- 2017-02-28 CN CN201720188527.0U patent/CN206570910U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552412A (en) * | 2018-06-04 | 2019-12-10 | 绿源洛克（厦门）科技有限公司 | Novel environmental protection inlet for stom water |
| CN112337162A (en) * | 2020-10-28 | 2021-02-09 | 四川大学 | Rainwater filtering device and road gutter inlet |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171020 |
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| CF01 | Termination of patent right due to non-payment of annual fee |