CN207891684U - A kind of urban road system for reclaiming rainwater - Google Patents

Abstract

The utility model discloses a kind of urban road system for reclaiming rainwater, including earth-retaining frame, biological stranded belt, ecological ditch, cistern, charge for remittance manifold, adsorption tank, water purification component and elevator pump, water purification component connects elevator pump, charge for remittance manifold is connected to cistern with water purification component, spilling water well is equipped in ecological ditch, filtering sieve plate is equipped in spilling water well, it is evenly distributed with sieve pore on filtering sieve plate, biological stranded belt is set in earth-retaining frame, earth-retaining frame is enclosed by breast boards, the active charcoal adsorption layer of genesis analysis in adsorption tank.The utility model is by rainwater on road surface by way of transverse drainage and vertical drainage, accelerate the speed of road drainage, reduce surface gathered water amount, flood peak is avoided the occurrence of, has effectively prevented the waterlogging in city, and will be after rainwater layering, purification, it is stored in cistern, secondary use is carried out, the problem of turning waste into wealth, alleviate water resources shortage.

Description

A kind of urban road system for reclaiming rainwater

Technical field

The utility model belongs to rainwater harvesting technology field more particularly to a kind of urban road system for reclaiming rainwater.

Background technology

Due to traditional cities construction mode, road is hard surface everywhere, and city becomes very " hard ", will not breathe, heavy rain Weather easy tos produce urban waterlogging.Municipal drainage facility falls behind, and relies primarily on " grey " facility such as pipe duct, pumping plant to drain, adjusts Discovery is looked into, by taking the major trunk roads of downtown champion road as an example, which produces many harm and unfavorable shadow because pumping equipment is not perfect It rings, specifically has：1. penetrating into the moisture inside road structure by road crust, due to impeded drainage, prolonged stay is in roadbed, sternly Ghost image rings subgrade strength, causes subgrade erosion, can also form purt mud or fracture etc. when serious；2. road surface is bituminous paving so that Pitch falls off from surface of aggregate causes various diseases；3. driving at night, due to city road surfaces moisture, the road table water surface will be to vehicle Lamp wiring causes reflex, and this reflex can cause the illusion of driver, and then can influence road traffic safety；4. city City's Road Surface ponding problem may make traffic jam become even more serious；It, can not 5. rainwater is mainly drained by pumping equipment Underground is penetrated into, often results in and meets rain flooded, drought and waterlogging racing, rainwater resource is not collected, utilized well.

Utility model content

The utility model aim is solution the above-mentioned technical problems in the prior art, provides a kind of urban road rain Water reclamation system accelerates the speed of road drainage, reduces by rainwater on road surface by way of transverse drainage and vertical drainage Surface gathered water amount avoids the occurrence of flood peak, has effectively prevented the waterlogging in city, and by after rainwater layering, purification, be stored in storage In pond, secondary use is carried out, the problem of turning waste into wealth, alleviate water resources shortage.

In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution：

A kind of urban road system for reclaiming rainwater, it is characterised in that：Including earth-retaining frame, biological stranded belt, ecological ditch, water storage Pond, charge for remittance manifold, adsorption tank, water purification component and elevator pump, water purification component connect elevator pump, and charge for remittance manifold connects with water purification component Logical cistern is equipped with draining blind pipe between ecological ditch and charge for remittance manifold, spilling water well is equipped in ecological ditch, filtering is equipped in spilling water well Sieve plate filters and is evenly distributed with sieve pore on sieve plate, and diversion pipe is equipped between spilling water well and adsorption tank, and biological stranded belt is set to earth-retaining In frame, earth-retaining frame is enclosed by breast boards, is respectively equipped with groutnick and anchor rod on the top surface of breast boards, in groutnick Equipped with through hole, one end of anchor rod is pierced by through hole, and the side of breast boards is equipped with convex block, and the other side of breast boards is equipped with embedding Slot, caulking groove is corresponding with convex block, the active charcoal adsorption layer of genesis analysis in adsorption tank, and drainage is equipped between adsorption tank and cistern Pipe, biological stranded belt include the overburden layer set gradually from top to bottom, sand filter blanket, graded broken stone layer and gravel layer, in gravel layer Equipped with drainage duct, drainage duct is connected to charge for remittance manifold.

Further, water purification component includes physical filter and cyclone separator, and physical filter connects cyclone separator, object It manages filter and is connected to adsorption tank, cyclone separator connects elevator pump, and the rainwater collected in cistern is introduced into physical filter Physical filtering is carried out, removes remaining suspended particulate substance in rainwater, then by the centrifugal action of cyclone separator, by rainwater and hang Floating particles object is detached, and to be purified to rainwater, ground is promoted to by elevator pump, for pouring crops, landscape The daily water consumption of plant, washing bay water, road rinse, flushes the toilet and some other non-domestic water purposes, substantially increases rain The resource utilization efficiency of water, the problem of turning waste into wealth, alleviate water resources shortage.

Further, it is symmetrically distributed with support column on the inner wall of spilling water well, filters and is symmetrically distributed with positioning on the bottom surface of sieve plate The side of block, locating piece is equipped with bayonet, and bayonet is corresponding with support column, filters the setting of sieve plate and can not only intercept in rainwater Bulky grain pollutant and nuisance, moreover it is possible to the article that pedestrian falls into spilling water well is intercepted, convenient for giving for change, filtering sieve plate and spilling water well Between use dismountable connection type, when installation that the bayonet of locating piece side is blocked to the top of support column from top to bottom, is made Sieve plate must be filtered to be fixed, it is easy to operate, the dirt on sieve plate will be filtered after dismounting and is cleared up, and is continuing with, economic benefit It is high.

Further, ecological ditch includes the planting soil layer set gradually from top to bottom, Permeable Sand Layers and boulder bed, drains blind pipe In boulder bed, on the one hand planting soil layer supplies nutrients for plant, become the life area of microorganism, rainwater flows through planting soil When layer, the organic pollution in planting soil layer is trapped in by biological effect rainwater of degrading, is converted into the nutrient of plant, plant with Microorganism mutualism, ecological benefits are high, and on the other hand its irregular porous structure plays the role of slowing down rainwater infiltration speed, Permeable Sand Layers water penetration is strong, does not interfere with rainwater infiltration, and play buffer action, and planting soil layer is not invaded and harassed mutually with boulder bed, It will not be filled in respective gap, boulder bed hole is big, of short duration storage rainwater, heavy rain can down ooze, reduce again later in heavy rain Surface gathered water, ecological ditch guides to be arranged under rainwater on road surface, is effectively filtered to mixed ground pollution object in rainwater, is reduced road surface diameter Flow avoids inlet for stom water blocking and surface gathered water phenomenon, ecoscape good.

Further, the spacing between adjacent through hole is 50~60cm, rationally controls the spacing between adjacent through hole, from And the spacing between adjacent anchor rod is controlled, the structural stability of breast boards is neither influenced, and the shearing resistance that can enhance breast boards is strong Degree.

Further, the outer wall of cistern is equipped with anti-seepage geotextile, on the one hand anti-seepage geotextile plays protection to cistern Effect prevents the extruding of surrounding soil, invades and harasses, on the other hand prevents the rainwater collected in cistern extravasation, improve the receipts of rainwater Collection rate prevents the polluter in soil from penetrating into cistern and pollutes.

Further, adsorption tank is equipped with inspection shaft, and the setting of inspection shaft periodically ties up adsorption tank convenient for maintenance personnel Shield, the precipitation dirt in adsorption tank is pulled out, replaces the filler on activated carbon adsorption layer.

The utility model is by adopting the above-described technical solution, have the advantages that：

The rainwater part flowed into ecological ditch directly under ooze, by obstruction, retention, store the effects that flowing, tentatively filtered, The most of dirt being mixed into rainwater is eliminated, another part rainwater, which enters in spilling water well, quickly to flow down, and effectively reduces ecological ditch The amount of rainfall of interior accumulation avoids water accumulation is excessively high from flowing to road surface, forms multiply runoff, cause flood peak, ecological ditch is effectively relieved Discharge pressure, separate drain, drainage efficiency is high；It is unprocessed due to entering the rainwater in spilling water well, first pass through screen plate mistake It filters out miscellaneous, then rainwater is introduced into adsorption tank, carries out adsorption cleaning, reduce the content of nuisance in rainwater, then drawn through drainage tube Enter in cistern and stores.

There are three features for biological stranded belt tool：First, rainwater of regulating and storing, cut down road surface flood peak, by accumulation, under blend current limliting Measure reduces surface gathered water amount；Second is that purifying rainwater, prevents erosion, and by stopping, filtering, the silt being detained in rainwater； Third, being arranged in the form of greenery patches, original greening function is kept, and beautified environment.On the one hand overburden layer supplies nutrients for plant, As the life area of microorganism, when rainwater flows through overburden layer, having in overburden layer is trapped in by biological effect degradation rainwater Machine pollutant, is converted into the nutrient of plant, plant and microorganism mutualism, and ecological benefits are high.Sand filter blanket can retain in rainwater Macromolecular solid particle, colloid etc., play the effect tentatively filtered, sand filter blanket also acts as buffer action, prevents graded broken stone Layer medium is gradually lost in rainwater infiltration, and graded broken stone layer has good permeable and diffusion-induced stress, carrying transitional function, right Gravel layer plays a protective role, the transition pressure of overlayer matrix, prevent gravel layer be pressurized it is excessive cause structure to destroy, be additionally favorable for Rainwater infiltration, gravel layer is interior to be equipped with drainage duct, and drainage duct is connected to charge for remittance manifold, and gravel layer pore size differs, and is conducive to rain The flowing of water improves the expulsion efficiency of rainwater, is flowed into charge for remittance manifold by drainage duct, water storage is uniformly discharged into through charge for remittance manifold It is stored in pond.

Earth-retaining frame goes along with sb. to guard him biological stranded belt, by breast boards by the soil around biological stranded belt and foundation pit every It opens, avoids soil continuous extrusion biology stranded belt, influence its integrally-built stability, will not occur that foundation pit collapses shows As.When bulkhead construction, earth's surface is first squeezed into the lower end of anchor rod hereinafter, improving the bonding strength of breast boards and ground, is not allowed It is easily pressurized and collapses or crooked, stability is high, and the upper end of anchor rod is then limited in groutnick, and water is inserted into groutnick On the one hand mud fills up groutnick, the upper end of anchor rod is covered, and is invaded and harassed from external force, on the other hand so that anchor rod Upper end be bonded together with breast boards so that anchor rod is not easy to loosen, and breast boards is just not easy to shake, and stability is just more It is good, and be bonded together between adjacent breast boards, globality is more preferable, and intensity increases.Adjacent breast boards assembling is simple, by a side block The convex block of native plate is embedded into the caulking groove of other side breast boards, is connected, it is not easy to detach, side's stress, another party prevents It is subjected to displacement, and mutually restrains, and stability is high.

Rainwater on road surface by way of transverse drainage and vertical drainage, is accelerated the speed of road drainage by the utility model Degree, reduces surface gathered water amount, avoids the occurrence of flood peak, has effectively prevented the waterlogging in city, and by rainwater layering, purification Afterwards, it is stored in cistern, ground is promoted to by elevator pump, daily water consumption, carwash for pouring crops, landscape plant Field water, road rinse, flush the toilet and some other non-domestic water purposes, substantially increase the resource utilization efficiency of rainwater, The problem of turning waste into wealth, alleviating water resources shortage.

Description of the drawings

The utility model is described in further detail below in conjunction with the accompanying drawings：

Fig. 1 is a kind of structural schematic diagram of urban road system for reclaiming rainwater of the utility model；

Fig. 2 is the structural schematic diagram of earth-retaining frame in the utility model；

Fig. 3 is the structural schematic diagram of breast boards in the utility model；

Fig. 4 is the structural schematic diagram of adjacent breast boards assembling in the utility model；

Fig. 5 is the structural schematic diagram that sieve plate is filtered in the utility model；

Fig. 6 is the structural schematic diagram of spilling water well in the utility model.

In figure：1- earth-retaining frames；2- cisterns；3- charges for remittance manifold；4- adsorption tanks；5- elevator pumps；6- drains blind pipe；7- kinds are planted Soil layer；8- Permeable Sand Layers；9- boulder beds；10- spilling water wells；11- filters sieve plate；12- sieve pores；13- support columns；14- locating pieces； 15- bayonets；16- diversion pipes；17- breast boards；18- groutnicks；19- anchor rods；20- through holes；21- convex blocks；22- caulking grooves； 23- activated carbon adsorption layers；24- inspection shafts；25- overburden layers；26- sand filter blankets；27- graded broken stone layers；28- gravel layers；29- is drained Conduit；30- anti-seepage geotextiles；31- physical filters；32- cyclone separators；33- drainage tubes.

Specific implementation mode

As shown in Figures 1 to 6, it is a kind of urban road system for reclaiming rainwater of the utility model, including earth-retaining frame 1, biology Stranded belt, ecological ditch, cistern 2, charge for remittance manifold 3, adsorption tank 4, water purification component and elevator pump 5, water purification component connect elevator pump 5, charge for remittance manifold 3 are connected to cistern 2 with water purification component, and draining blind pipe 6, ecological ditch are equipped between ecological ditch and charge for remittance manifold 3 Including planting soil layer 7, Permeable Sand Layers 8 and the boulder bed 9 set gradually from top to bottom, draining blind pipe 6 is set in boulder bed 9, kind It plants 7 one side of soil layer to supply nutrients for plant, becomes the life area of microorganism, when rainwater flows through planting soil layer 7, pass through biology Effect degradation rainwater is trapped in the organic pollution in planting soil layer 7, is converted into the nutrient of plant, and plant is total with microorganism mutual benefit Raw, ecological benefits are high, and on the other hand its irregular porous structure plays the role of slowing down rainwater infiltration speed, and Permeable Sand Layers 8 are saturating It is aqueous strong, rainwater infiltration is not interfered with, and play buffer action, planting soil layer 7 is not invaded and harassed mutually with boulder bed 9, will not be filled with In respective gap, 9 hole of boulder bed is big, of short duration storage rainwater, heavy rain can down be oozed again later in heavy rain, reduce road surface product Water, ecological ditch guides to be arranged under rainwater on road surface, is effectively filtered to mixed ground pollution object in rainwater, is reduced pavement runoff amount, Avoid inlet for stom water blocking and surface gathered water phenomenon, ecoscape good.Rainwater after just net is discharged into charge for remittance manifold 3 through draining blind pipe 6 It is interior.

It is equipped with spilling water well 10 in ecological ditch, filtering sieve plate 11 is equipped in spilling water well 10, filters and is evenly distributed on sieve plate 11 Sieve pore 12, when amount of rainfall is excessive in ecological ditch, will spill-over to the well head of spilling water well 10, from the row of spilling water well 10 times, rainwater is logical When filtering sieve plate 11, bulky grain pollutant and solid impurity in rainwater are blocked on filtering sieve plate 11, only hydrone And small-molecule substance can play the effect tentatively filtered by sieve pore 12.Filtering sieve plate 11 can also intercept pedestrian and fall into spilling water well Article in 10 is symmetrically distributed with support column 13 convenient for giving for change on the inner wall of spilling water well 10, filter symmetrical on the bottom surface of sieve plate 11 Locating piece 14 is distributed with, the side of locating piece 14 is equipped with bayonet 15, and bayonet 15 is corresponding with support column 13, filters sieve plate 11 and overflows Use dismountable connection type, when installation that the bayonet 15 of 14 side of locating piece is blocked support column from top to bottom between well 10 13 top so that filtering sieve plate 11 is fixed, easy to operate, and the dirt on sieve plate 11 will be filtered after dismounting and is cleared up, after It is continuous to use, high financial profit.Diversion pipe 16 is equipped between spilling water well 10 and adsorption tank 4, the rainwater after initial filter is through 16 row of diversion pipe Enter in adsorption tank 4.

Biological stranded belt is set in earth-retaining frame 1, and earth-retaining frame 1 is enclosed by breast boards 17, and earth-retaining frame 1 is by biological stranded belt It goes along with sb. to guard him, biological stranded belt and the soil around foundation pit is separated by breast boards 17, avoid soil continuous extrusion biology stagnant Band is stayed, its integrally-built stability is influenced, the phenomenon that foundation pit collapses will not occurs.It is respectively equipped on the top surface of breast boards 17 Groutnick 18 and anchor rod 19, groutnick 18 is interior to be equipped with through hole 20, and one end of anchor rod 19 is pierced by through hole 20, constructs When the lower end of anchor rod 19 squeezed into earth's surface hereinafter, improving the bonding strength of breast boards 17 and ground, it is not easy to be pressurized collapse or Crooked, stability is high, and the upper end of anchor rod 19 is then limited in groutnick 18, and cement mortar is inserted into groutnick 18, On the one hand groutnick 18 is filled up, the upper end of anchor rod 19 is covered, invaded and harassed from external force, on the other hand so that anchor rod 19 Upper end be bonded together with breast boards 17 so that anchor rod 19 is not easy to loosen, and breast boards 17 is just not easy to shake, stability It is just more preferable, and be bonded together between adjacent breast boards 17, globality is more preferable, and intensity increases.The side of breast boards 17 is equipped with convex The other side of block 21, breast boards 17 is equipped with caulking groove 22, and caulking groove 22 is corresponding with convex block 21, and adjacent breast boards 17 assembles simply, will The convex block 21 of side breast boards 17 is embedded into the caulking groove 22 of other side breast boards 17, is connected, it is not easy to detach, a side by Power, another party prevent it from being subjected to displacement, and mutually restrain, and stability is high.Spacing between adjacent through hole 20 is 50~60cm, is closed Reason controls the spacing between adjacent through hole 20, to control the spacing between adjacent anchor rod 19, neither influences breast boards 17 Structural stability, and the shearing strength of breast boards 17 can be enhanced.

The active charcoal adsorption layer 23 of genesis analysis in adsorption tank 4, activated carbon adsorption layer 23 can will enter the rain in adsorption tank 4 Most of nuisance, solid suspension, pigment and impurity in water carry out Adsorption so that rainwater obtains preliminary purification.It inhales Attached pond 4 is equipped with inspection shaft 24, and the setting of inspection shaft 24 periodically safeguards adsorption tank 4 convenient for maintenance personnel, by adsorption tank 4 Interior precipitation dirt is pulled out, and the filler on activated carbon adsorption layer 23 is replaced.Drainage tube 33 is equipped between adsorption tank 4 and cistern 2, It is introduced into cistern 2 and is stored by drainage tube 33 by the rainwater after adsorption cleaning.

Biological stranded belt includes the overburden layer 25 set gradually from top to bottom, sand filter blanket 26, graded broken stone layer 27 and gravel Layer 28,25 one side of overburden layer supplies nutrients for plant, becomes the life area of microorganism, when rainwater flows through overburden layer 25, leads to The organic pollution that biological effect degradation rainwater is trapped in overburden layer 25 is crossed, the nutrient of plant, plant and microorganism are converted into Mutualism, ecological benefits are high.Sand filter blanket 26 can retain macromolecular solid particle, colloid in rainwater etc., play preliminary filtering Effect, sand filter blanket 26 also acts as buffer action, prevents 27 medium of graded broken stone layer as rainwater infiltration is gradually lost in, grading is broken Rock layers 27 have it is good it is permeable with diffusion-induced stress, carrying transitional function, play a protective role to gravel layer 28, transition upper layer The pressure of matrix, prevent gravel layer 28 be pressurized it is excessive cause structure to destroy, be additionally favorable for rainwater infiltration, draining be equipped in gravel layer 28 Conduit 29, drainage duct 29 are connected to charge for remittance manifold 3, and 28 pore size of gravel layer differs, and are conducive to the flowing of rainwater, improve rainwater Expulsion efficiency is flowed into charge for remittance manifold 3 by drainage duct 29, is uniformly discharged into cistern 2 and stores through charge for remittance manifold 3. There are three features for biological stranded belt tool：First, rainwater of regulating and storing, cut down road surface flood peak, by accumulation, under blend current limiting measures, reduce Surface gathered water amount；Second is that purifying rainwater, prevents erosion, and by stopping, filtering, the silt being detained in rainwater；Third, with green Ground form arrangement, keeps original greening function, and beautified environment.Container of the cistern 2 as temporary rainwater, is embedded in ground Under, it is not take up aboveground space, it is hidden and safe, the utilization rate in ground soil is expanded, is also not easy to be destroyed, service life It is long.The outer wall of cistern 2 is equipped with anti-seepage geotextile 30, and 30 one side of anti-seepage geotextile plays a protective role to cistern 2, prevents The only extruding, invasion of surrounding soil, on the other hand prevents the rainwater collected in cistern 2 extravasation, improves the collection rate of rainwater, prevent Only the polluter in soil is penetrated into cistern 2 and is polluted.

Water purification component includes physical filter 31 and cyclone separator 32, and physical filter 31 connects cyclone separator 32, Physical filter 31 is connected to adsorption tank 4, and cyclone separator 32 connects elevator pump 5, and the rainwater collected in cistern 2 is introduced into physics Physical filtering is carried out in filter 31, removes remaining suspended particulate substance in rainwater, then make by the centrifugation of cyclone separator 32 With rainwater and suspended particulate substance are detached, to being purified to rainwater, ground is promoted to by elevator pump 5, for pouring Crops, the daily water consumption of landscape plant, washing bay water, road is filled to rinse, flush the toilet and some other non-domestic water purposes, The resource utilization efficiency for substantially increasing rainwater, the problem of turning waste into wealth, alleviate water resources shortage.

The rainwater part flowed into ecological ditch directly under ooze, by obstruction, retention, store the effects that flowing, tentatively filtered, The most of dirt being mixed into rainwater is eliminated, another part rainwater, which enters in spilling water well 10, quickly to flow down, and effectively reduces ecology The amount of rainfall accumulated in ditch avoids water accumulation is excessively high from flowing to road surface, forms multiply runoff, cause flood peak, ecology is effectively relieved The discharge pressure of ditch, separate drain, drainage efficiency are high；It is unprocessed due to entering the rainwater in spilling water well 10, first pass through screen 11 filtering and impurity removing of plate, then rainwater is introduced into adsorption tank 4, adsorption cleaning is carried out, reduces the content of nuisance in rainwater, then through drawing Flow tube 33 is introduced into cistern 2 and stores.

There are three features for biological stranded belt tool：First, rainwater of regulating and storing, cut down road surface flood peak, by accumulation, under blend current limliting Measure reduces surface gathered water amount；Second is that purifying rainwater, prevents erosion, and by stopping, filtering, the silt being detained in rainwater； Third, being arranged in the form of greenery patches, original greening function is kept, and beautified environment.25 one side of overburden layer provides foster for plant Material, becomes the life area of microorganism, and when rainwater flows through overburden layer 25, overburden layer 25 is trapped in by biological effect degradation rainwater In organic pollution, be converted into the nutrient of plant, plant and microorganism mutualism, ecological benefits are high.Sand filter blanket 26 can be cut Macromolecular solid particle, the colloid etc. in rainwater are stayed, the effect tentatively filtered is played, sand filter blanket 26 also acts as buffer action, prevents Only 27 medium of graded broken stone layer is gradually lost in rainwater infiltration, graded broken stone layer 27 have it is good it is permeable with diffusion-induced stress, Transitional function is carried, is played a protective role to gravel layer 28, the transition pressure of overlayer matrix prevents gravel layer 28 to be pressurized excessive It causing structure to destroy, is additionally favorable for rainwater infiltration, drainage duct 29 is equipped in gravel layer 28, drainage duct 29 is connected to charge for remittance manifold 3, 28 pore size of gravel layer differs, and is conducive to the flowing of rainwater, improves the expulsion efficiency of rainwater, and charge for remittance is flowed by drainage duct 29 In manifold 3, uniformly it is discharged into cistern 2 and stores through charge for remittance manifold 3.

Earth-retaining frame 1 goes along with sb. to guard him biological stranded belt, by breast boards 17 by the soil around biological stranded belt and foundation pit It separates, avoids soil continuous extrusion biology stranded belt, influence its integrally-built stability, will not occur that foundation pit collapses shows As.When breast boards 17 is constructed, earth's surface is first squeezed into the lower end of anchor rod 19 hereinafter, raising breast boards 17 and the connection on ground are strong Degree, it is not easy to which compression is collapsed or crooked, and stability is high, and the upper end of anchor rod 19 is then limited in groutnick 18, to grouting Cement mortar is inserted in groove 18, on the one hand fills up groutnick 18, the upper end of anchor rod 19 is covered, and is invaded and harassed from external force, On the other hand so that the upper end of anchor rod 19 is bonded together with breast boards 17 so that anchor rod 19 is not easy to loosen, breast boards 17 are just not easy to shake, and stability is bonded together with regard to more preferable between adjacent breast boards 17, and globality is more preferable, and intensity increases. Adjacent breast boards 17 assembles simply, and the convex block 21 of side breast boards 17 is embedded into the caulking groove 22 of other side breast boards 17, even Integrally, it is not easy to detach, side's stress, another party prevents it from being subjected to displacement, and mutually restrains, and stability is high.

Rainwater on road surface by way of transverse drainage and vertical drainage, is accelerated the speed of road drainage by the utility model Degree, reduces surface gathered water amount, avoids the occurrence of flood peak, has effectively prevented the waterlogging in city, and by rainwater layering, purification Afterwards, it is stored in cistern 2, ground is promoted to by elevator pump 5, for pouring the daily water consumption of crops, landscape plant, washing Parking lot water, road rinse, flush the toilet and some other non-domestic water purposes, substantially increase the recycling effect of rainwater The problem of rate turns waste into wealth, alleviates water resources shortage.

The above are only specific embodiments of the present invention, but the technical characteristics of the utility model is not limited thereto.Appoint How based on the utility model, for the technical problem for solving essentially identical, essentially identical technique effect is realized, it is made Simple change, equivalent replacement or modification etc., are all covered by among the scope of protection of the utility model.

Claims (7)

1. a kind of urban road system for reclaiming rainwater, it is characterised in that：Including earth-retaining frame, biological stranded belt, ecological ditch, water storage Pond, charge for remittance manifold, adsorption tank, water purification component and elevator pump, the water purification component connect the elevator pump, the charge for remittance manifold with The water purification component is connected to the cistern, and draining blind pipe, the life are equipped between the ecology ditch and the charge for remittance manifold It is equipped with spilling water well in state ditch, filtering sieve plate is equipped in the spilling water well, sieve pore is evenly distributed on the filtering sieve plate, it is described to overflow Diversion pipe is equipped between well and the adsorption tank, the biology stranded belt is set in the earth-retaining frame, and the earth-retaining frame is by institute It states breast boards to enclose, groutnick and anchor rod is respectively equipped on the top surface of the breast boards, is set in the groutnick There are through hole, one end of the anchor rod to be pierced by the through hole, the side of the breast boards is equipped with convex block, the breast boards The other side is equipped with caulking groove, and the caulking groove is corresponding with the convex block, the active charcoal adsorption layer of genesis analysis, institute in the adsorption tank It states and is equipped with drainage tube between adsorption tank and the cistern, the biology stranded belt includes the earthing set gradually from top to bottom Layer, sand filter blanket, graded broken stone layer and gravel layer, the gravel layer is interior to be equipped with drainage duct, and the drainage duct is connected to the remittance Supply mains.

2. a kind of urban road system for reclaiming rainwater according to claim 1, it is characterised in that：The water purification component includes Physical filter and cyclone separator, the physical filter connect the cyclone separator, and the physical filter is connected to institute Adsorption tank is stated, the cyclone separator connects the elevator pump.

3. a kind of urban road system for reclaiming rainwater according to claim 1, it is characterised in that：The inner wall of the spilling water well On be symmetrically distributed with support column, be symmetrically distributed with locating piece on the bottom surface of the filtering sieve plate, the side of the locating piece is equipped with Bayonet, the bayonet are corresponding with the support column.

4. a kind of urban road system for reclaiming rainwater according to claim 1, it is characterised in that：It is described ecology ditch include from On the planting soil layer, Permeable Sand Layers and the boulder bed that set gradually down, the draining blind pipe is set in the boulder bed.

5. a kind of urban road system for reclaiming rainwater according to claim 1, it is characterised in that：The adjacent through hole it Between spacing be 50~60cm.

6. a kind of urban road system for reclaiming rainwater according to claim 1, it is characterised in that：The outer wall of the cistern It is equipped with anti-seepage geotextile.

7. a kind of urban road system for reclaiming rainwater according to claim 1, it is characterised in that：The adsorption tank is equipped with Inspection shaft.