CN207072888U - Filter applied to road precipitation cleaning system - Google Patents
Filter applied to road precipitation cleaning system Download PDFInfo
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- CN207072888U CN207072888U CN201720661457.6U CN201720661457U CN207072888U CN 207072888 U CN207072888 U CN 207072888U CN 201720661457 U CN201720661457 U CN 201720661457U CN 207072888 U CN207072888 U CN 207072888U
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Abstract
It the utility model is related to town road drainage system field, and disclose a kind of filter applied to road precipitation cleaning system, in curb (11) of the filter (1) including plash (12) and for precipitation to be drained to the plash, in the plash (12) bottom, in the vertical direction is equipped with Multi-layered osmotic filter layer, and at the top of the Multi-layered osmotic filter layer and the curb (11) bottom surface is covered with the plantation layer (2) for planting water plant.The utility model is degraded by the plantation layer of planting aquatic plants to organic particulate matter in early-stage rainwater runoff pollution, avoid the waste that the independent opening space outside filter sets cost and space caused by degradation equipment, reduce floor space and earthwork, avoid the disturbance larger to present situation greenbelt, and precipitation is filtered by Multi-layered osmotic filter layer, the pollutant in precipitation can be effectively removed compared with scalp.
Description
Technical field
Town road drainage system field is the utility model is related to, in particular it relates to which a kind of road precipitation that is applied to purifies
The filter of system.
Background technology
In the end of the year 2013, propose in central urbanization working conference " to build nature accumulation, naturally osmotic, the sea of self-purification
The requirement in continuous city ", the Office of the State Council send out (2015) No. 75 texts and required：To the year two thousand twenty, the area of completed region of the city more than 20% reaches sea
Continuous urban construction requirement；To the year two thousand thirty, the area of completed region of the city more than 80% reaches sponge urban construction requirement.Sponge city
Adhere to being oriented to problem for present situation built-up areas in construction, solve the problems, such as that present situation is present by sponge urban renewal emphasis.
The key problem of town road class sponge City Construction Project is the control of early-stage rainwater runoff pollution and runoff stream
Amount control, the pollutant of rainfall runoff is concentrated mainly in several millimeters of early-stage rainwater, including COD, SS, heavy metal, stone
Oily substance etc., these pollutants are directly discharged into urban water-body with rainwater, are the important hidden danger of urban water system.
At present, the side of transformation greenbelt is used for control early-stage rainwater runoff pollution in sponge urban construction more
Formula, but currently used mode is larger to the disturbance of present situation greenbelt, cost is high, and present situation green plants basic need is whole
Change, preferably cause sponge urban construction to be excessively engineered, spend substantial contribution.
In view of this, it is necessary to a kind of filter of road precipitation cleaning system is provided, to solve as control early-stage rainwater
Runoff pollution, to present situation greenbelt carry out the big cost of improvement project quantities it is high the problem of.
Utility model content
The utility model is directed to the improvement project amount carried out for control early-stage rainwater runoff pollution to present situation greenbelt
The big high technical problem of cost is to provide a kind of filter applied to road precipitation cleaning system, and it is net should to be applied to road precipitation
The filter of change system is degraded by the plantation layer of planting aquatic plants to organic particulate matter in early-stage rainwater runoff pollution,
The waste that the independent opening space outside filter sets cost and space caused by degradation equipment is avoided, reduces occupation of land face
Product and earthwork, the disturbance larger to present situation greenbelt is avoided, and precipitation is carried out by Multi-layered osmotic filter layer
Filtering, the pollutant in precipitation can be effectively removed compared with scalp.
To achieve these goals, the utility model provides a kind of filter applied to road precipitation cleaning system,
The filter includes plash and the curb for precipitation to be drained to the plash, in the plash bottom perpendicular
Nogata is equipped with Multi-layered osmotic filter layer upwards, at the top of the Multi-layered osmotic filter layer and the curb bottom surface covered with
In the plantation layer of plantation water plant.
Preferably, it is equipped with the Multi-layered osmotic filter layer below the plantation layer of the curb.
Preferably, the Multi-layered osmotic filter layer includes laying with grain structure successively from top to bottom and drainage precision is gradual
The 3rd filtering layer, the second filtering layer and the first filtering layer reduced, institute in the 3rd filtering layer, second filtering layer and first filtering layer
The diameter for stating grain structure increases successively.
Preferably, second filtering layer and first thickness of filter bed are 15~25cm, and the 3rd thickness of filter bed is
25~35cm.
Preferably, the distance between minimum point and the filter port place plane of the plantation layer top surface is more than
25cm。
Preferably, the curb is from one end linear extension of reception precipitation to the plash.
Preferably, since the curb slope down to the plash receiving one end of precipitation.
Preferably, the header tank for collecting the precipitation after filtering is provided with the Multi-layered osmotic filter layer bottom.
Preferably, at the top of the header tank be provided be used for balance the header tank air pressure inside breather pipe and for
The water-supply-pipe of outside water acquisition equipment connection collection header tank internal water accumulation.
Preferably, the liquid surface height sensor with external reception equipment communication is provided with the header tank.
The utility model is applied to the filter of road precipitation cleaning system, by the plantation layer of planting aquatic plants to first
Organic particulate matter is degraded in phase rainwater runoff pollution, is avoided the independent opening space outside filter and is set degradation equipment institute
The cost brought and the waste in space, reduce floor space and earthwork, avoid larger to present situation greenbelt
Disturbance, and precipitation is filtered by Multi-layered osmotic filter layer, the pollutant in precipitation can be effectively removed compared with scalp.And
And precipitation has a certain amount of evaporation, reduces plash to a certain degree during plash is drained to by curb
Load.
Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is to be further understood for providing to of the present utility model, and a part for constitution instruction, and following
Embodiment be used to explain the utility model together, but do not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is a kind of signal of embodiment of the filter described in the utility model applied to road precipitation cleaning system
Figure；
Fig. 2 is a kind of cross-sectional view of embodiment of curb described in the utility model；
Fig. 3 is a kind of cross-sectional view of embodiment of plash described in the utility model.
Description of reference numerals
1- filter 11- curbs
12- plash 2- kinds plant layer
3- the first filtering layer the second filtering layers of 4-
The filtering layer 100- guiding gutters of 5- the 3rd
200- road 300- pavements
Embodiment
Specific 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 such as " upper and lower, left and right " used is usual
Refer to the upper and lower, left and right shown in refer to the attached drawing；" inside and outside " refers to the inside and outside of the profile relative to each part in itself.
Shown in reference picture 1-3, a kind of filter applied to road precipitation cleaning system, include product in the filter 1
Pond 12 and the curb 11 for precipitation to be drained to the plash 12, in the bottom in the vertical direction of plash 12
Multi-layered osmotic filter layer is equipped with, at the top of the Multi-layered osmotic filter layer and the bottom surface of curb 11 is covered with for planting
The plantation layer 2 of water plant.
In use, curb 11 connects with the guiding gutter 100 of road precipitation cleaning system, guiding gutter is from the side of road 200
Through pavement 300, the precipitation containing pollutant obtained from road 200 is delivered in plash 12.Set in plash 12
Plantation layer 2 and Multi-layered osmotic filter layer are put, the degraded and precipitation filtering for making organic matter can be carried out simultaneously, and in curb 11
It is same that plantation layer 2 is set, organic matter is also constantly deposited during precipitation to be drained to curb 11 plash 12, leading
The efficiency that degraded improves organic matter degradation is carried out in stream ditch 11 and plash 12 simultaneously.Road precipitation cleaning system should be applied to
Filter pass through planting aquatic plants 2 pairs of early-stage rainwater runoff pollution of plantation layer in organic particulate matter degrade, avoid
Independent opening space sets the waste in cost and space caused by degradation equipment outside filter 1, reduces floor space
And earthwork, the disturbance larger to present situation greenbelt is avoided, and precipitation was carried out by Multi-layered osmotic filter layer
Filter, the pollutant in precipitation can be effectively removed compared with scalp.Moreover, precipitation is being drained to plash 12 by curb 11
During, a certain amount of evaporation is had, reduces the load of plash 12 to a certain degree.Because multiple roads can be set in a section
Road precipitation cleaning system, therefore, filter 1 can also set multiple in corresponding greenbelt.
While organic matter degradation efficiency is improved, also to improve the speed of precipitation filtering, it is preferable that in the curb
11 lower section of the plantation layer 2 is equipped with the Multi-layered osmotic filter layer.Curb 11, which is not only able to offer drainage and degraded, to be had
The effect of machine thing, precipitation filtering can be also carried out, filter 1 is undertaken the task of more precipitation filterings
For the number of plies and filtrate of used Multi-layered osmotic filter layer, after construction cost and clean-up effect can be considered
Selected, it is preferable that as shown in figure 3, the Multi-layered osmotic filter layer include from top to bottom successively with grain structure lay and
The 3rd filtering layer 5, the second filtering layer 4 and the first filtering layer 3 that drainage precision gradually reduces, the 3rd filtering layer 5, second filtering layer 4
Increase successively with the diameter of grain structure described in first filtering layer 3.
It is further preferred that second filtering layer 4 and the thickness of the first filtering layer 3 are 15~25cm, the 3rd filter
5 thickness of layer are 25~35cm.For the thickness of first filtering layer 3 in 15cm to 25cm, general thickness selection is 15cm, 20cm or 25cm, its
In optimal thickness be 20cm；First filtering layer 3 is laid by a diameter of 15 to 25cm gravel particle, can be individually by a diameter of
15cm, 20cm or 25cm rubble laying, or the rubble of three kinds of diameters of mixing or various other diameters are remixed 15 to 25cm
Rubble laid, wherein optimal selection is is laid using a diameter of 20cm rubble.The thickness of second filtering layer 4 exists
15cm to 25cm general thickness selection be 15cm, 20cm or 25cm, wherein optimal thickness is 20cm, using diameter less than the
The coarse sand particles laying of the diameter of the medium stone of one filtering layer 3.In 25cm to 35cm, general thickness selection is the thickness of 3rd filtering layer 5
25cm, 30cm or 35cm, wherein optimal thickness is 30cm, the thin of the medium coarse sand particle diameter of the second filtering layer 4 is less than using diameter
Sand particle is laid.Precipitation is progressively purified by Multi-layered osmotic drainage layer, finally covers underground water, and remaining precipitation then passes through evaporation etc.
Effect covering the Nature.Certainly, the number of plies and each thickness degree that Multi-layered osmotic drainage layer is included can be entered according to the depth of plash 31
Row Reasonable adjustment, per layer multi-layer, filtrate or grain structure can optimize choosing according to road surface pollutant characteristic used in infiltration drainage layer
Select.
The distance between plane is more than 25cm where the minimum point of the plantation top surface of layer 2 and the port of filter 1.Product
The sinker area area S of pond 31 calculation formula is：S=W × G × 8%, wherein, W is the city that the single area of plash 31 is responsible for collecting
The width of political affairs road is generally the half of road overall width, because road is arranged to centre, high both sides are low, therefore the greenbelt of side
The rainwater of half road width can only be collected into；G is greenbelt, the non-isolated band of machine or other types greenbelt as greenbelt
The spacing of each plash of interior setting.
To avoid needing, curb 11 purifies jointly with plash 12 and the Concentration of matter of degraded is deposited in certain in curb 11
One position influences purification and degradation efficiency, it is preferable that as shown in figure 1, the curb 11 prolongs from one end straight line for receiving precipitation
Extend the plash 12.Precipitation straight line is delivered to by plash 12 by curb 11, ensures organic matter and other pollutants point
It is dispersed in curb 11 and plash 12, and major part is concentrated in plash 12, without concentrating on curb for a long time
In 11, the utilization rate of curb 11 and plash 12 is improved, and improves the efficiency of purification and degraded.Because plash 12 is
For degrade and purifying contaminated thing main region, therefore, it is further preferred that the curb 11 from receive precipitation one end
Start to slope down to the plash 12.By being obliquely installed for curb 11, precipitation can be avoided to pour in curb 11 suddenly
And the problem of overflowing is rushed in curb 11, and precipitation is faster entered in plash 12, make plash 12 by more efficient
Utilize, further increase to pollutant purification in precipitation and degradation efficiency.
To enable the precipitation after being filtered preferably to be utilized, and the indirect underground water that is back to, it is preferable that described
Multi-layered osmotic filter layer bottom is provided with the header tank for collecting the precipitation after filtering.It can lay and ooze in header tank top port
The geotextiles of water, to avoid fine sand in soil or the 3rd filter layer 5 from entering header tank.By the setting to header tank, make purification
Precipitation afterwards is collected recycling, available for irrigation vegetation or situations such as putting out a fire of taking precautions against natural calamities.
To make the precipitation collected in header tank more effectively be utilized, the water acquisition that setting that can be supporting connects with header tank is set
It is standby, it is preferable that at the top of the header tank be provided be used for balance the header tank air pressure inside breather pipe and for outside
The water-supply-pipe of water acquisition equipment connection collection header tank internal water accumulation.Further, to be used to advantage filter water in header tank,
The situation of water level in header tank need to be understood in real time, to determine whether to come out filter water, it is preferable that set in the header tank
There is the liquid surface height sensor with external reception equipment communication., can root when running into the condition of a disaster or the situation of surrounding greenbelt need to be irrigated
The data passed back according to sensor determine to gather the filter water in those header tanks, collection is had more specific aim, improve filter water
Utilization rate.
Preferred embodiment of the present utility model, still, the utility model and unlimited is described in detail above in association with accompanying drawing
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 the scope of protection of the 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
The possible combination of kind no longer separately illustrates.
In addition, it 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 (10)
1. a kind of filter applied to road precipitation cleaning system, it is characterised in that include plash in the filter (1)
(12) and for precipitation to be drained to the curb (11) of the plash, in the plash (12) bottom in the vertical direction
Multi-layered osmotic filter layer is equipped with, at the top of the Multi-layered osmotic filter layer and the curb (11) bottom surface is covered with for planting
The plantation layer (2) of kind water plant.
2. the filter according to claim 1 applied to road precipitation cleaning system, it is characterised in that in the water conservancy diversion
The Multi-layered osmotic filter layer is equipped with below the plantation layer (2) of ditch (11).
3. the filter according to claim 1 or 2 applied to road precipitation cleaning system, it is characterised in that described more
The 3rd filtering layer (5) that layer permeatable filter layer includes laying with grain structure successively from top to bottom and drainage precision gradually reduces, the
Two filtering layers (4) and the first filtering layer (3), described in the 3rd filtering layer (5), second filtering layer (4) and first filtering layer (3)
The diameter of grain structure increases successively.
4. the filter according to claim 3 applied to road precipitation cleaning system, it is characterised in that second filter
Layer (4) and first filtering layer (3) thickness is 15~25cm, and the 3rd filtering layer (5) thickness is 25~35cm.
5. the filter according to claim 1 applied to road precipitation cleaning system, it is characterised in that the plantation layer
(2) the distance between the minimum point of top surface and the filter (1) port place plane are more than 25cm.
6. the filter according to claim 1 or 2 applied to road precipitation cleaning system, it is characterised in that described to lead
Ditch (11) is flowed from one end linear extension of reception precipitation to the plash (12).
7. the filter according to claim 6 applied to road precipitation cleaning system, it is characterised in that the curb
(11) plash (12) is sloped down to since being received one end of precipitation.
8. the filter according to claim 1 or 2 applied to road precipitation cleaning system, it is characterised in that described
Multi-layered osmotic filter layer bottom is provided with the header tank for collecting the precipitation after filtering.
9. the filter according to claim 8 applied to road precipitation cleaning system, it is characterised in that catchmented described
Box top is provided with the breather pipe for being used for balancing the header tank air pressure inside and catchmented for being connected collection with outside water acquisition equipment
The water-supply-pipe of case internal water accumulation.
10. the filter according to claim 8 applied to road precipitation cleaning system, it is characterised in that in the collection
The liquid surface height sensor with external reception equipment communication is provided with water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720661457.6U CN207072888U (en) | 2017-06-08 | 2017-06-08 | Filter applied to road precipitation cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720661457.6U CN207072888U (en) | 2017-06-08 | 2017-06-08 | Filter applied to road precipitation cleaning system |
Publications (1)
| Publication Number | Publication Date |
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| CN207072888U true CN207072888U (en) | 2018-03-06 |
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ID=61512932
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720661457.6U Active CN207072888U (en) | 2017-06-08 | 2017-06-08 | Filter applied to road precipitation cleaning system |
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| Country | Link |
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| CN (1) | CN207072888U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024846A (en) * | 2017-06-08 | 2018-12-18 | 汝州市住房和城乡规划建设局 | Road precipitation purification system |
-
2017
- 2017-06-08 CN CN201720661457.6U patent/CN207072888U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024846A (en) * | 2017-06-08 | 2018-12-18 | 汝州市住房和城乡规划建设局 | Road precipitation purification system |
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