CN207553247U - Recessed greenery patches rainwater utilization and collection system - Google Patents

Abstract

The utility model is related to a kind of recessed greenery patches rainwater utilization and collection systems, its green space system includes the overfall that the gravel layer set gradually from bottom to top, layer of sand, hand-stuff layer, planting soil layer, litter degrading layer and cobble are formed, the perforated pipe that catchments is set in gravel layer, and the perforated pipe that catchments connection rainwater recycles processing unit；The rainwater recycles processing unit to include by the sequentially connected setting pot of aqueduct, sterilization pool, tank, the rainwater import of setting pot connects the perforated pipe that catchments, silt filtering apparatus on the aqueduct between setting pot and sterilization pool is set, filter screen is set on the aqueduct between sterilization pool and tank.The utility model carries out natural filtration layer by layer to the rainwater being collected into using various structures layer and stores, and to recharge of groundwater and then conserves water resource；When there is reuse requirement that can handle rainwater, and then rain water reuse is realized, as being used as miscellaneous water for building, in cell or other aspects.

Description

Recessed greenery patches rainwater utilization and collection system

Technical field

The utility model is related to rainwater-collecting and utilization system, specifically a kind of rainwater profit based on recessed greenery patches With with collection system.

Background technology

Recessed greenery patches is the scrobicula greenery patches of hand digging construction, be used to converge and absorbs the rain from roof or ground Water is purified rainwater by the comprehensive function of plant, sandy soil, and is allowed to gradually penetrate into soil, recharging groundwater or is allowed to The urban waters such as landscape water, lavatory water are fed, are a kind of rainwater management of ecological sustainability and rainwater utilization technology facility.

At present, there are the problems such as rainwater-collecting is incomplete, Land use systems are unreasonable for scrobicula greenery patches rainwater utilization facility. CN201621364951.8 discloses a kind of concave herbaceous field Rainwater collection system, the problem is that：（1）Heavy rain is strong When spending larger, recessed greenery patches runoff cannot meet storm intensity, and rainwater is caused to overflow recessed greenery patches, cannot fully be collected；（2） Recessed greenery patches rainwater, which oozes row's layer structure, cannot effectively filter impurity and particulate matter in rainwater, easily cause filter net jam, often It needs to clear up.

Utility model content

The technical problem to be solved by the present invention is to provide a kind of recessed greenery patches rainwater utilization and collection system, certain It is set in the range of greenery patches using various structures layer vertical direction, and the rainwater to being collected into carries out natural filtration layer by layer and stores, Later to recharge of groundwater and then self-restraint water resource；When have reuse requirement can in gravel layer the embedding perforated pipe that catchments, it is right Rainwater is handled, and then realizes rain water reuse, can be used in building, cell or other aspects as miscellaneous water, if Apply it is simple in structure, convenient for setting.

The utility model solve its technical problem the technical solution adopted is that:

A kind of recessed greenery patches rainwater utilization and collection system recycle processing unit including green space system and rainwater, described Green space system include set gradually from bottom to top gravel layer, layer of sand, hand-stuff layer, planting soil layer, litter degrading The overfall that layer and cobble are formed, in gravel layer setting catchment perforated pipe, the perforated pipe that catchments connection rainwater recycles processing unit； The rainwater recycles processing unit to include by the sequentially connected setting pot of aqueduct, sterilization pool, tank, setting pot Rainwater import connects the perforated pipe that catchments, and silt filtering apparatus, sterilization pool are set on the aqueduct between setting pot and sterilization pool Filter screen is set on aqueduct between tank.

Using the utility model of above-mentioned technical proposal, compared with prior art, advantage is：

Natural filtration layer by layer is carried out to the rainwater being collected into using various structures layer and is stored, is conducive to open space undertaking With storage rainwater, have the function that reduce outside runoff and arrange；It is combined after the processing of rainwater recycling with other water systems, saves water money Source；Do not change the original Ecology in recessed greenery patches, periphery water ecological environment is influenced minimum；Rainwater utilization is mutually tied with landscape design It closes, the vision and Recreation Value for making development ＆ construction maximize.

Further preferred embodiment is：

Green space system is surrounded by grass planting ditch.Several grass planting ditches are built by the surrounding in recessed greenery patches, can be incited somebody to action more Rainwater introduce and increase aesthetics.

Overflow pipe, the outer cistern of overflow pipe junction chamber, overflow pipe one end package gauze are equipped at the high-water line of overfall. By setting overflow pipe, outdoor cistern, extra rainwater can be discharged into outdoor cistern via overflow pipe.

It catchments and aperture is set on perforated pipe, package gauze outside aperture.By this measure, not only water was facilitated to enter, but also can kept away Exempt to be mixed into sandy soil.

Tank is equipped with water pump and overflow port.By water pump lifting rainwater, for using the not high place of water quality requirement.

Description of the drawings

Fig. 1 is the structure diagram of the utility model embodiment；

In figure：1- overflow pipes；2- gauzes；3- grass planting ditches；4- overfalls；5- litter degrading layers；6- planting soil layers；7- Hand-stuff layer；8- layers of sand；9- gravel layers；10- catchments perforated pipe；11- apertures；12- setting pots；13- silt filtering apparatus； 14- sterilization pools；15- filter screens；16- tanks；17- water pumps；18- overflow ports.

Specific embodiment

The utility model is described in detail with reference to the accompanying drawings and embodiments.

Referring to Fig. 1, a kind of recessed greenery patches rainwater utilization and collection system, green space system by setting gradually from bottom to top Gravel layer 9, layer of sand 8, hand-stuff layer 7, planting soil layer 6, litter degrading layer 5, overfall 4 are formed, and are set in gravel layer 9 Catchment perforated pipe 10, and the perforated pipe 10 that catchments connection rainwater recycles processing unit.

Overfall 4 is a water storage groove being made of cobblestone or some other ratchels, and water-storage depth is 300mm；Effect：Overfall 4 provides the space temporarily stored for heavy rain, and when rainfall allows rainwater preferential retention to lead in overfall 4 The effect filtering rainwater of plant is crossed, while the sediment in rainwater is stayed in herein；Although 4 depth of overfall increases, water storage energy Power is stronger, but 4 depth of overfall increases the higher penetrating power of needs, and is unfavorable for plant growth, so selection water-storage depth It is best for 300mm.

Recessed greenery patches is overflowed during to prevent excessive rainfall, overflow pipe 1 is equipped at the high-water line of overfall 4, by overflow The outer cistern 19 of 1 junction chamber of pipe, and gauze 2 is wrapped up in one end of overflow pipe 1, it is blocked to prevent overflow pipe 1.Overflow pipe 1 can select PVC plastic pipe or PPR pipe are selected, gauze 2 selects dilute grenadine cloth.

Litter degrading layer 5 is after having planted plant in planting soil layer 6,6 top of planting soil layer and plant root it Between the thick deadwood of one layer of 80mm being laid with or so and leaf, pine tree stalk, wood chip and the wood fragments material of some plants；Dry branches and fallen leaves Degraded layer 5 can provide good microbial environment, be conducive to the growth of microorganism and the degradation of organic matter, further to rainwater Purification, while can keep the humidity of soil, avoid topsoil hardened and permeance property is caused to reduce, also contribute to The erosion of anti-runoff rainwater prevents erosion.

Planting soil layer 6 is this area that a layer thickness to tile on hand-stuff layer 7 is about 50cm, infiltration coefficient is larger Sandy soil, the content of sand is 60%~85% in main component, and organic component content is 5%~10%, and clay content is not More than 5%.Contribute to ooze under rainwater in this way, ensure that gas permeability and plant adapt to local growing environment faster.Planting soil The specific thickness of layer 6 can be depending on the vegetation type of seed selection.

Hand-stuff layer 7 is one layer of infiltration being made of seepage brick, hollow brick or ratchel etc. being laid with above layer of sand 8 Property stronger natural or artificial material, then add the organic matters such as sand, sawdust, sawdust；It is left that 7 thickness of hand-stuff layer chooses 100cm The right side is advisable；Hand-stuff layer 7 not only can support planting soil layer 6, but also can pass through the physics of packing layer, chemistry and wherein microbiological comprehensive Runoff pollution is cut down in effect, prevents planting soil layer 6 from flowing away with rainwater.

Layer of sand 8 is one layer of coarse grain stone of the smooth placement above gravel layer 9 etc., and thickness is about 15cm or so；Layer of sand 8 It can prevent soil particle from entering gravel layer 9 and block the perforated pipe 10 that catchments, while logical wind action can also be played.

Gravel layer 9 be the bottom in the hole dug it is smooth place one layer of cobblestone, as underlying basis, for rain after purification Water collects and discharges.In gravel layer 9, threeway form of tubes is connected by the use of three PVC plastic pipes as the perforated pipe 10 that catchments, two Root plastic tube is horizontal positioned, and one vertical to place, in the rainwater catchment to vertical plastic tube of horizontal positioned plastic tube, finally by Institute's rain discharge that VERTICAL TUBE will be pooled to gravel layer 9.To have between two horizontal positioned plastic tubes and bottom certain Distance, and top half, the vertical tube wall surrounding in two horizontal tube walls are got many apertures 11 and are wrapped up with emery cloth, are both convenient for Rainwater enters the perforated pipe 10 that catchments, and prevents bottom sediment from entering the perforated pipe 10 that catchments.

In addition, the surrounding in recessed greenery patches can build several grass planting ditches 3, more rainwater are introduced, it can be with Increase aesthetics.

Referring also to Fig. 1, rainwater recycles processing unit to include by facilities groups such as setting pot 12, sterilization pool 14, tanks 16 Into setting pot 12, sterilization pool 14, tank 16 are sequentially connected by aqueduct, and the rainwater import connection of setting pot 12, which is catchmented, wears Hole pipe 10 sets silt filtering apparatus 13, sterilization pool 14 and tank on the aqueduct between setting pot 12 and sterilization pool 14 Filter screen 15 is set on the aqueduct between 16, and tank 16 is equipped with water pump 17 and overflow port 18.

Rainwater re-treating process flow is：Rainwater → 12 → pipeline of setting pot → 13 → sterilization pool of silt filtering apparatus 14 → Pipeline → 16 → elevator pump of tank 17 → as other purposes.Water after collection is filtered for the first time by setting pot 12, then Rainwater is reprocessed by mud filter device 13, treated, and water carries out disinfection in sterilization pool 14, and chlorine tablets conduct can be used Disinfectant, the pipeline for being most equipped with filter screen 15 through both ends afterwards import tank 16（Equipped with overflow port 18）, by elevator pump 17 into Row, which is promoted, to be utilized.

Rainwater is after simple process again, available for realizing the repetitive cycling profit of rainwater to the not high purposes of water quality requirement With, such as available for greening irrigation water, town road, which pours, to be spilt with water, car washing water etc..

The above is only the preferred feasible embodiment of the utility model, not thereby limits to the power of the utility model Sharp range, all equivalent structure variations made with the utility model specification and accompanying drawing content, is both contained in the utility model Interest field within.

Claims (5)

1. a kind of recessed greenery patches rainwater utilization and collection system recycle processing unit, feature including green space system and rainwater It is：The green space system includes the gravel layer (9) set gradually from bottom to top, layer of sand (8), hand-stuff layer (7), plantation The overfall (4) that soil layer (6), litter degrading layer (5) and cobble are formed, gravel layer（9）It is middle that the perforated pipe that catchments is set （10）, catchment perforated pipe（10）It connects rainwater and recycles processing unit；The rainwater recycles processing unit to include by water delivery The sequentially connected setting pot of pipeline（12）, sterilization pool（14）, tank（16）, setting pot（12）Rainwater import connection catchment and wear Kong Guan（10）, setting pot（12）With sterilization pool（14）Between aqueduct on silt filtering apparatus is set（13）, sterilization pool （14）With tank（16）Between aqueduct on filter screen is set（15）.

2. recessed greenery patches rainwater utilization according to claim 1 and collection system, it is characterised in that：Green space system surrounding is set There is grass planting ditch（3）.

3. recessed greenery patches rainwater utilization according to claim 1 and collection system, it is characterised in that：Overfall (4) Overflow pipe is equipped at high-water line（1）, overflow pipe（1）The outer cistern of junction chamber（19）, overflow pipe（1）Wrap up gauze in one end（2）.

4. recessed greenery patches rainwater utilization according to claim 1 and collection system, it is characterised in that：Catchment perforated pipe（10） Upper setting aperture（11）, aperture（11）Outside package gauze.

5. recessed greenery patches rainwater utilization according to claim 1 and collection system, it is characterised in that：Tank（16）It is equipped with Water pump（17）And overflow port（18）.