CN105421647B - A kind of step building block of Collection utilization rainwater - Google Patents

A kind of step building block of Collection utilization rainwater Download PDF

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Publication number
CN105421647B
CN105421647B CN201510996699.6A CN201510996699A CN105421647B CN 105421647 B CN105421647 B CN 105421647B CN 201510996699 A CN201510996699 A CN 201510996699A CN 105421647 B CN105421647 B CN 105421647B
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China
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building block
layer
storage cavity
water
rainwater
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CN105421647A (en
Inventor
王婉清
高彦波
樊蓓莉
郭宏凯
陈伟
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Beijing Orient Landscape Ecology Limited-Liability Co
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Beijing Orient Landscape Ecology Limited-Liability Co
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting

Abstract

The present invention relates to a kind of step building blocks of Collection utilization rainwater, the step building block includes the permeable face layer set gradually from top to bottom, articulamentum, the first purifying layer, water holding layer, the second purifying layer, storage cavity, the water holding layer bottom is equipped with the inlet channel connected with the storage cavity, the bottom of the storage cavity is equipped with outlet conduit, and outlet conduit is connected with inlet channel in next stage step building block in upper level step building block.The special construction that the present invention passes through step building block, the gravity-head between step and step is utilized simultaneously, rainwater is purified, is collected, using and sub-fraction rainwater can be stored in step building block, both met greening is needed with water, step moistening can be kept in dry weather again, alleviate tropical island effect.Meanwhile step building block of the invention is easy to industrialized production, scene is mated formation efficient, is implemented extremely simple.

Description

A kind of step building block of Collection utilization rainwater
Technical field
The present invention relates to a kind of step building block, more particularly to a kind of step building block of Collection utilization rainwater.
Background technology
With the development of the city, more and more surface buildings and various hardening, which are mated formation, is covered, and seriously destroys day Right water cycle, on the one hand makes earth's surface be also easy to produce ponding and forms the runoff of peak value, increase pressure of flood after being discharged into river, generate Hidden danger;On the other hand, in today of water resource growing tension, the rainwater for being discharged into river flows into downstream along river, not very well Efficiently use, cause the waste of water resource.
Rainwater utilization as the measure developing simultaneously of increasing income and throttle, be alleviation or solve one of above-mentioned water problems it is important Measure.But in recent years, it happens occasionally the phenomenon that urban water-body water quality deterioration, a large amount of pollutants are with rainwash in rainfall Elution, wash away into water body and be one of the main reason for polluting, therefore when being utilized to rainwater it is noted that rainwater Purifying problem.
China has been directed to rainwater utilization and has carried out many researchs and practice, and achieves certain effect, but for The step being seen everywhere in life in terms of rainwater treatment for not effectively utilizing.During the rainy day, due to discharge outlet one As be all disposed within square or both sides of the road, what is generally set on step is seldom, causes rainwater that can gather on step, to people's row Cause certain puzzlement.
Invention content
The purpose of the present invention is to propose to it is a kind of can purifying rainwater simultaneously can Collection utilization rainwater step building block, make step can Meet the needs of greening water, and step moistening can be kept in dry weather, moreover it is possible to alleviate urban heat land effect.
To achieve the above object, the present invention provides a kind of step building block of Collection utilization rainwater, the step building block packets Include the permeable face layer set gradually from top to bottom, articulamentum, the first purifying layer, water holding layer, the second purifying layer, storage cavity, institute It states water holding layer bottom and is equipped with the inlet channel connected with the storage cavity, the bottom of the storage cavity is equipped with outlet conduit, And outlet conduit is connected with inlet channel in next stage step building block in upper level step building block.
Preferably, the voidage of the permeable face layer is 10%~25%, and thickness is 2~4cm, and the permeable face layer is by saturating One or more in bituminous grout, pervious concrete, water-permeable brick, permeable gravel are laid with.
Preferably, the articulamentum is mixed by the aggregate and binding agent that grain size is 0.1~0.3cm, and the aggregate is Coarse sand and/or slag;And the thickness of the articulamentum is 0.8~1.2cm, and infiltration coefficient is greater than or equal to 2.0 × 10-2cm/ s。
Preferably, the thickness of first purifying layer is 2~4cm, is made of resin, haydite, aerobic microbiological, wherein setting Fat is full porous resin of the aperture in 100~1000nm, and haydite is porous ceramic grain of the grain size in 2~2.5cm.
Preferably, the water holding layer is laid with by the graded broken stone of 1~2cm of grain size, and thickness is 2~4cm, and porosity is 15%~25%.
Preferably, the thickness of second purifying layer is 2~3cm, by resin, haydite, aerobic microbiological and the micro- life of anaerobism Object forms, and wherein resin is full porous resin of the aperture in 100~1000nm, and haydite is porous pottery of the grain size in 2~2.5cm Grain.
Preferably, the storage cavity includes outer wall, the first cement water-stop sheet being horizontally installed in the storage cavity And the second cement water-stop sheet in the storage cavity is disposed longitudinally on, the top of the first cement water-stop sheet is equipped with water conservancy diversion Slot.
Preferably, the height of the storage cavity is 6~10cm;The groove depth of the diversion trench is 1~2cm, groove width for 3~ 5cm。
Preferably, the cavity in the building block of upper level step between the first cement water-stop sheet and outer wall by outlet conduit under Inlet channel is connected in level-one step building block.
Preferably, the internal diameter of the inlet channel is 0.8~1cm, and the internal diameter of the outlet conduit is 0.6~0.8cm.
Based on above-mentioned technical proposal, it is an advantage of the invention that:
The problem of ponding easy for current rainy day step of the invention, has invented a kind of platform for purifying simultaneously Collection utilization rainwater Rank building block is laid with by the combination of building block, can construct the step suitable for any landform.And pass through the special knot of step building block Structure, at the same using the gravity-head between step and step, rainwater is purified, is collected, using and can store sub-fraction In step building block, not only meet greening is needed rainwater with water, but also can keep step moistening in dry weather, alleviates heat island effect It should.Meanwhile step building block of the invention is easy to industrialized production, scene is mated formation efficient, is implemented extremely simple.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and forms the part of the application, this hair Bright illustrative embodiments and their description do not constitute improper limitations of the present invention for explaining the present invention.In the accompanying drawings:
Fig. 1 is the step block structure schematic diagram of Collection utilization rainwater;
Fig. 2 is the structure diagram of storage cavity;
Fig. 3 is step building block combination diagram;
Wherein, 1~permeable face layer;2~articulamentum;3~the first purifying layers;4~water holding layer;5~the second purifying layers;6~ Storage cavity;7~inlet channel;8~outer wall;9~the first cement water-stop sheets;10~the second cement water-stop sheets;11~diversion trench; 12~outlet conduit.
Specific embodiment
Below by drawings and examples, technical scheme of the present invention is described in further detail.
The present invention provides a kind of step building blocks of Collection utilization rainwater, as shown in FIG. 1 to 3, this hair are shown A kind of bright preferred embodiment.The step building block of the Collection utilization rainwater of the present invention includes setting gradually from top to bottom permeable Face layer 1, articulamentum 2, the first purifying layer 3, water holding layer 4, the second purifying layer 5, storage cavity 6,4 bottom of water holding layer be equipped with The inlet channel 7 that the storage cavity 6 connects, the bottom of the storage cavity 6 are equipped with outlet conduit 12, and upper level step Outlet conduit 12 is connected with inlet channel 7 in next stage step building block in building block.
The voidage of the permeable face layer 1 of the present invention is 10%~25%, and thickness is 2~4cm.The permeable face layer 1 is by saturating One or more in bituminous grout, pervious concrete, water-permeable brick, permeable gravel are laid with, preferably pervious asphalt, permeable mixed Solidifying soil, water-permeable brick, permeable gravel are no less than 2 kinds of combination, and each 1~3cm of slice width of the permeable face 1 width lower of layer. The main function of the permeable face layer 1 is by the rainwater rapid osmotic on road surface to underground, and completes the primary filter to rainwater, is kept away Exempt from some bulky grain objects and enter underground;
Preferably, the articulamentum 2 is mixed by the aggregate and binding agent that grain size is 0.1~0.3cm, and the aggregate is Coarse sand and/or slag, the binding agent can be the binding agent that inorganic, organic or the two mixes.And the thickness of the articulamentum 2 It spends for 0.8~1.2cm, infiltration coefficient is greater than or equal to 2.0 × 10-2cm/s.The main function of the articulamentum 2 is permeable to connect Face layer 1 and the first purifying layer 3.
The thickness of first purifying layer 3 is 2~4cm, is made of resin, haydite, aerobic microbiological, and wherein resin is hole Diameter 100~1000nm full porous resin, haydite for grain size 2~2.5cm porous ceramic grain.Its main function is:It is described First purifying layer 3 is preferable apart from the nearlyer gas permeability in ground, when rain penetration is got off, microorganism can amount reproduction, and be attached to On porous resin and haydite, the removal of rain water pollutant such as COD, TN, TP and ammonia nitrogen are acted on using microorganism, it can be to rain Water carries out catharsis rapidly and efficiently
As shown in Figure 1, first purifying layer 3 has a water holding layer 4, the water holding layer 4 by 1~2cm of grain size grade It is laid with rubble, thickness is 2~4cm, and porosity is 15%~25%.By setting water holding layer 4, its material void is utilized Surface can be adhered to and keep portion of water, after becoming a fine day, can increase slow evaporation with temperature, it is another to reduce surface temperature Outer porous structure can adsorb the TP in rainwater, form it into the compound precipitations such as insoluble calcium, iron and get off, play purification with The double action of evaporation.
Preferably, the water holding layer 4 has the second purifying layer 5, and the thickness of second purifying layer 5 is 2~3cm, It is made of resin, haydite, aerobic microbiological and anaerobe, wherein resin is complete porous tree of the aperture in 100~1000nm Fat, haydite are porous ceramic grain of the grain size in 2~2.5cm.The action principle of second purifying layer 5 and the first purifying layer 3 are substantially It is identical, but due to the second purifying layer 5 apart from ground farther out, form certain anaerobic environment, can be by anaerobe into one In step purification water holding layer slowly under pollutant in the rainwater that oozes, the mainly TN in rainwater strengthens clean-up effect.
Connecting pipe in the present invention is made of inlet channel 7 and outlet conduit 12.The inlet channel 7 is located at water holding layer 4 bottoms, a diameter of 0.8~1cm of inner wall of the pipe so that it is to receive the water of overflow in upper level step building block and be discharged into next stage In the storage cavity 6 of step building block.Outlet conduit 12 is located at the bottom of storage cavity 6, and inner diameter is 0.6~0.8cm, slightly carefully In inlet channel 7, make it possible to be nested into next stage step and build in inlet channel 7 in the block, it can will be in storage cavity 6 Extra water is discharged into next stage step building block.
As shown in Fig. 2, the storage cavity 6 includes outer wall 8, the first cement being horizontally installed in the storage cavity 6 Water-stop sheet 9 and the second cement water-stop sheet 10 being disposed longitudinally in the storage cavity 6, the first cement water-stop sheet 9 Top is equipped with diversion trench 11.In the present invention, " transverse direction " refers to be orthogonal to the direction along step, and " longitudinal direction " refers to the side along step To.Preferably, the cavity in the building block of upper level step between the first cement water-stop sheet 9 and outer wall 8 by outlet conduit 12 under Inlet channel 7 is connected in level-one step building block.And the height of the storage cavity 6 is 6~10cm;The diversion trench 11 Groove depth is 1~2cm, and groove width is 3~5cm.
Upper strata can be purified the rainwater completed and stored by the storage cavity 6 of the present invention, when the rainwater of storage is high After degree is more than the lower edge of the diversion trench 11, it will be fallen into due to gravitational difference in next stage step, until the step of bottommost, water It is as shown in Figure 3 to flow direction A.First cement water-stop sheet 9 and the second cement water-stop sheet 10 can ensure all to store one in every grade of step Divide rainwater.When encountering dry weather, the water in storage cavity 6 can evaporate upwards, improve region miniclimate, alleviate Urban Thermal Island effect.And extra rainwater is downward step by step, until all storage cavities 6 all have been filled with rainwater, ensures that this step is collected The effect of purifying rainwater system, extra rainwater can connect the pouring that greening pipe network carries out greenery patches as greening with water, save water Resource.In addition storage rainwater in storage cavity 6, can also reduce runoff amount of rainfall, reduce and arrange rainwater outside region.
Place setting step building block be should also be step structure basis, can be used usual manner and according to actual conditions into Row material selection and laying.The step building block of the present invention can refer to following steps and construct:
A. preparation of construction:Good material is done in prune job place, tool prepares;
B. according to design requirement unwrapping wire;
C. step base layer construction ensures step base fixed;
D. step building block is mated formation, it is ensured that the inlet channel of step building block and outlet conduit and the superior and the subordinate's step building block It is nested against one another;
E. site clearing, conserve and come into operation.
The step building block of the present invention has the following advantages that:
(1) it collects step itself and collects the rainwater come, have the function that rainwater-collecting;
(2) multiple purifying structure, the rainwater of collection use after can purifying, and save water resource;
(3) overall structure water conservation can reduce surface temperature by slow evaporation;
(4) ponding, anti-skidding, reflection-proof, comfortable, not wet footwear of walking do not prevent from slipping step block surfaces;
(5) rainwater Scatter Gather, treatment in situ, local use meet sponge urban construction requirement;
(6) industrialized production, it is efficient, quality is secure;
(7) simple and quick construction, it is quick.
The problem of ponding easy for current rainy day step of the invention, has invented a kind of platform for purifying simultaneously Collection utilization rainwater Rank building block is laid with by the combination of building block, can construct the step suitable for any landform.And pass through the special knot of step building block Structure, at the same using the gravity-head between step and step, rainwater is purified, is collected, using and can store sub-fraction In step building block, not only meet greening is needed rainwater with water, but also can keep step moistening in dry weather, alleviates heat island effect It should.Meanwhile step building block of the invention is easy to industrialized production, scene is mated formation efficient, is implemented extremely simple.
Finally it should be noted that:The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof;To the greatest extent The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that:Still It can modify to the specific embodiment of the present invention or equivalent replacement is carried out to some technical characteristics;Without departing from this hair The spirit of bright technical solution should all cover in the claimed technical solution range of the present invention.

Claims (9)

1. a kind of step building block of Collection utilization rainwater, it is characterised in that:The step building block includes setting gradually from top to bottom Permeable face layer (1), articulamentum (2), the first purifying layer (3), water holding layer (4), the second purifying layer (5), storage cavity (6), institute It states water holding layer (4) bottom and is equipped with the inlet channel (7) connected with the storage cavity (6), the bottom of the storage cavity (6) is set There are outlet conduit (12), and outlet conduit (12) and inlet channel (7) in next stage step building block in upper level step building block It is connected, the storage cavity (6) includes outer wall (8), the first cement water-stop sheet being horizontally installed in the storage cavity (6) (9) and the second cement water-stop sheet (10) for being disposed longitudinally in the storage cavity (6), the first cement water-stop sheet (9) Top be equipped with diversion trench (11);The thickness of first purifying layer (3) is 2~4cm, by resin, haydite, aerobic microbiological group Into;The water holding layer (4) is laid with by the graded broken stone of 1~2cm of grain size;The thickness of second purifying layer (5) for 2~ 3cm is made of resin, haydite, aerobic microbiological and anaerobe.
2. step building block according to claim 1, it is characterised in that:The voidage of the permeable face layer (1) for 10%~ 25%, thickness is 2~4cm, and the permeable face layer (1) is by one in pervious asphalt, pervious concrete, water-permeable brick, permeable gravel Kind or a variety of be laid with.
3. step building block according to claim 1, it is characterised in that:The articulamentum (2) is 0.1~0.3cm by grain size Aggregate and binding agent mix, the aggregate be coarse sand and/or slag;And the thickness of the articulamentum (2) for 0.8~ 1.2cm, infiltration coefficient are greater than or equal to 2.0 × 10-2cm/s。
4. step building block according to claim 1, it is characterised in that:Resin exists for aperture in first purifying layer (3) The full porous resin of 100~1000nm, haydite are porous ceramic grain of the grain size in 2~2.5cm.
5. step building block according to claim 1, it is characterised in that:Water holding layer (4) thickness be 2~4cm, porosity It is 15%~25%.
6. step building block according to claim 1, it is characterised in that:Resin exists for aperture in second purifying layer (5) The full porous resin of 100~1000nm, haydite are porous ceramic grain of the grain size in 2~2.5cm.
7. step building block according to claim 1, it is characterised in that:The height of the storage cavity (6) is 6~10cm; The groove depth of the diversion trench (11) is 1~2cm, and groove width is 3~5cm.
8. step building block according to claim 1, it is characterised in that:First cement water-stop sheet in upper level step building block (9) cavity between outer wall (8) is connected by outlet conduit (12) with inlet channel (7) in next stage step building block.
9. step building block according to claim 1, it is characterised in that:The internal diameter of the inlet channel (7) is 0.8~1cm, The internal diameter of the outlet conduit (12) is 0.6~0.8cm.
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Publication number Priority date Publication date Assignee Title
KR101738905B1 (en) * 2016-08-29 2017-05-23 (주)마이즈텍 Boundary block draining rainwater
CN108086089A (en) * 2017-12-26 2018-05-29 绵阳市靓固建设工程有限公司 Application of the colorful water-permeable road surface in environmental protection

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Publication number Priority date Publication date Assignee Title
DE3722037A1 (en) * 1987-07-03 1989-01-19 Zilliken Franz Peter Invert for collecting and channelling away surface water
JPH0711691A (en) * 1993-06-28 1995-01-13 Chiba Yogyo Kk Underground water storage tank
CN1762888A (en) * 2005-09-08 2006-04-26 潘英豪 High-strength water-permeable concrete floor brick and its production method
CN201265167Y (en) * 2008-09-26 2009-07-01 深圳主视图机械有限公司 Apparatus for collecting and utilizing rainwater
CN101607809A (en) * 2009-07-22 2009-12-23 尤为 Microorganism concrete brick and preparation method thereof
CN101823859A (en) * 2010-04-23 2010-09-08 尤为 Light ecological concrete brick and preparation method thereof
CN203008103U (en) * 2013-01-18 2013-06-19 昆明理工大学 System for rapidly draining and collecting rainwater on outdoor stair
CN204849785U (en) * 2015-07-28 2015-12-09 新乡市正方复合材料有限公司 Ecological bank protection of cascaded water storage
CN205242817U (en) * 2015-12-25 2016-05-18 北京东方园林生态股份有限公司 Collection utilizes step building block of rainwater

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3722037A1 (en) * 1987-07-03 1989-01-19 Zilliken Franz Peter Invert for collecting and channelling away surface water
JPH0711691A (en) * 1993-06-28 1995-01-13 Chiba Yogyo Kk Underground water storage tank
CN1762888A (en) * 2005-09-08 2006-04-26 潘英豪 High-strength water-permeable concrete floor brick and its production method
CN201265167Y (en) * 2008-09-26 2009-07-01 深圳主视图机械有限公司 Apparatus for collecting and utilizing rainwater
CN101607809A (en) * 2009-07-22 2009-12-23 尤为 Microorganism concrete brick and preparation method thereof
CN101823859A (en) * 2010-04-23 2010-09-08 尤为 Light ecological concrete brick and preparation method thereof
CN203008103U (en) * 2013-01-18 2013-06-19 昆明理工大学 System for rapidly draining and collecting rainwater on outdoor stair
CN204849785U (en) * 2015-07-28 2015-12-09 新乡市正方复合材料有限公司 Ecological bank protection of cascaded water storage
CN205242817U (en) * 2015-12-25 2016-05-18 北京东方园林生态股份有限公司 Collection utilizes step building block of rainwater

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