CN206616781U - A kind of slope Green Roof rain collector - Google Patents

Abstract

The utility model discloses a kind of slope Green Roof rain collector, it is related to roof greening technology field.Described device includes the A-frame on roof, the filter layer three, filter layer two and filter layer one for filtering rainwater are sequentially provided with above the A-frame, culture medium of the top of filter layer one provided with nutrient, the vegetation for environment purification is equipped with the culture medium, the collecting conduit and drainage pipeline for water conservancy diversion rainwater are provided with below the roof, the collecting conduit is connected with the cistern for rainwater after stored filter, and the drainage pipeline is connected with the discharge outlet for discharging early-stage rainwater.The utility model regathers utilizations, reduction Rainfall runoff slows down the time that flood peak occurs by provided with three-stage filtration layer, cistern and discharge outlet, good filtration effect, can directly drain early-stage rainwater after being filtered to the rainwater of middle and later periods.

Description

A kind of slope Green Roof rain collector

Technical field

The utility model is related to roof greening technology field, more particularly to a kind of slope Green Roof rain collector.

Background technology

In recent years, as Urbanization in China is accelerated, city Permeable stratum area ratio is continuously increased, and flow path surface increases Greatly, crest discharge increase also shifts to an earlier date along with the flood peak time.The especially pollution of rainfall runoff, becomes also increasingly severe.Drip Blue or green concrete road, agricultural chemicals, the use of agrochemical can make to contain substantial amounts of organic matter, pathogen, oil in the rainwater of runoff Deng, pollutant so that the rainfall pollution at initial stage is extremely serious.Can land use for greening background less and less on completed region of the city ground Under, roof greening is the method for good improvement urban residential environment, and roof greening is improving the same of urban residential environment When, also it is improved roof heat insulation heat-proof quality, purification air, reduces the effect such as rainfall runoff.And traditional roof rain water collecting The rainwater that system produces whole rainfall is all collected, and is needed afterwards by some very complicated PROCESS FOR TREATMENTs, this mistake Cheng Yi is blocked, and filter efficiency is low, and the water after filtering can not be used.

Utility model content

The technical problems to be solved in the utility model is that there is provided a kind of green room in slope for above-mentioned the deficiencies in the prior art Rain collector is pushed up, by provided with three-stage filtration layer, cistern and discharge outlet, can directly drain early-stage rainwater, after centering The rainwater of phase regathers utilization after being filtered.

Technical solution adopted in the utility model is：A kind of slope Green Roof rain collector is provided, including set Filter layer three, the and of filter layer two for filtering rainwater are sequentially provided with above the A-frame on roof, the A-frame Provided with the culture medium of nutrient above filter layer one, the filter layer one, it is equipped with the culture medium for purifying The collecting conduit and drainage pipeline for water conservancy diversion rainwater, the collecting conduit connection are provided with below the vegetation of environment, the roof There is the cistern for rainwater after stored filter, the drainage pipeline is connected with the discharge outlet for discharging early-stage rainwater.

As a kind of preferred scheme, the drainage pipeline is connected with the cistern.

As a kind of preferred scheme, in addition to retaining valve and water discharging valve on the drainage pipeline.

As a kind of preferred scheme, the angle a of the A-frame is 6-8 degree.

As a kind of preferred scheme, the A-frame is formed by cast iron welding.

As a kind of preferred scheme, the filter layer one, the filter layer two and the filter layer three are respectively activity Layer of charcoal, fine sand granulosa and argillic horizon.

Compared with prior art, it is using the beneficial effect produced by above-mentioned technical proposal：The utility model is using oblique Slope is designed, by provided with three-stage filtration layer, cistern and discharge outlet, good filtration effect；It is most of first when occurring rain fall Phase rainwater can be absorbed by the vegetation on surface first, then penetrate into Green Roof, be cleaned by three filterings, then drip to Roof flows upwardly to collecting conduit and is collected into cistern；Small part early-stage rainwater can be discharged under being acted on slope along drainage pipeline Neighbouring discharge outlet so that cistern only collects the rainwater filtered the middle and later periods, the rainwater now collected is cleaner, can work as Make Waste water utilization；This structure design can reduce Rainfall runoff, slow down the time of flood peak appearance, improve roof heat insulation heat-insulated Performance, purifies air.

Brief description of the drawings

Fig. 1 is the structural representation of the utility model embodiment.

Fig. 2 is Fig. 1 roof structure schematic diagram.

In figure：1st, vegetation；2nd, culture medium；3rd, filter layer one；4th, filter layer two；5th, filter layer three；6th, collecting conduit；7th, arrange Waterpipe；8th, cistern；9th, retaining valve；10th, water discharging valve；11st, A-frame；12nd, discharge outlet.

Embodiment

In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, is described in further detail to the utility model.It should be appreciated that specific embodiment described herein is only to explain The utility model, is not used to limit the utility model.

In the present embodiment, Fig. 1 and Fig. 2 are referred to, the utility model includes the A-frame 11 on roof, described three The top of angle support 11 is sequentially provided with filter layer 35, filter layer 24 and filter layer 1 for filtering rainwater, the filter layer one Provided with the culture medium 2 of nutrient above in the of 3, the vegetation 1 for environment purification, the room are equipped with the culture medium 2 Top lower section is provided with collecting conduit 6 and drainage pipeline 7 for water conservancy diversion rainwater, and the collecting conduit 6 is connected with for stored filter The cistern 8 of rainwater afterwards, the drainage pipeline 7 is connected with the discharge outlet 12 for discharging early-stage rainwater.

The utility model is by provided with multistage filtering layer, cistern and discharge outlet, can directly drain early-stage rainwater, centering The rainwater in later stage regathers utilization after being filtered.

As a kind of preferred scheme, Fig. 1 and Fig. 2 are referred to, the drainage pipeline 7 is connected with the cistern 8, is easy to Rainwater after the filtering of small part middle and later periods is flowed into the cistern 8 along the drainage pipeline 7, for using.

As a kind of preferred scheme, referring to Fig. 1, also including the retaining valve 9 on the drainage pipeline 7 and row Penstock 10, the retaining valve 9 is used to collect the rainwater after middle and later periods filtering, and the water discharging valve 10 is used to discharge rain at initial stage Water.

As a kind of preferred scheme, referring to Fig. 1, the angle a of the A-frame 11 is 6-8 degree, set using slope Meter, is easy to discharge early-stage rainwater and collects the rainwater after filtering.

As a kind of preferred scheme, referring to Fig. 1, the A-frame 11 is formed by cast iron welding, with low cost, knot Structure is reliable, and security is good.

As a kind of preferred scheme, referring to Fig. 1, the filter layer 1, the filter layer 24 and the filter layer 35 be respectively active carbon layer, fine sand granulosa and argillic horizon, by adsorbing floating particle, can effectively filter out the impurity in rainwater, reach To the purpose of purifying rainwater.

As a kind of preferred scheme, Fig. 1 and Fig. 2 are referred to, the vegetation 1 is crassulaceae plants, its short and small wind resistance, again A large amount of liquid manure are not needed, anti-pollution, easily plantation are viewed and admired.

As a kind of preferred scheme, Fig. 1 and Fig. 2 are referred to, the collecting conduit 6 and the drainage pipeline 7 are used PPR pipe, its energy-saving material-saving, environmental protection, high-strength light, corrosion-resistant, inner wall smooth non-scaling, construction and maintenance simplicity, service life It is long.

As a kind of preferred scheme, referring to Fig. 1, the retaining valve 9 and the draining on the drainage pipeline 7 Valve 10 uses PPR ball valves, and its good toughness, intensity is high, and processing characteristics is excellent, and creep-resistant property is good under higher temperature, has High transparency.

In the present embodiment, referring to Fig. 1 and Fig. 2, when occurring rain fall, the retaining valve 9 is first shut off, Open the water discharging valve 10；Small part early-stage rainwater can be along the drainage pipeline 7 in the presence of the A-frame 11 Discharged by the discharge outlet 12, when the discharge outlet 12 is discharged without rainwater, open the retaining valve 9, close described Water discharging valve 10, most of early-stage rainwater can be absorbed by the vegetation 1 on surface, then penetrate into Green Roof, respectively By the filtration treatment of active carbon layer, fine sand granulosa and argillic horizon, by adsorbing floating particle, it can effectively filter out miscellaneous in rainwater Matter, reaches the purpose of purifying rainwater；The rainwater that middle and later periods is filtered can be dripped on roof by the collecting conduit 6 and the row Waterpipe 7 flows into the cistern 8 so that the cistern 8 collects the rainwater filtered the middle and later periods, the rainwater now collected Compare clean, can be as Waste water utilization.

The utility model is designed using slope, by provided with three-stage filtration layer, cistern and discharge outlet, good filtration effect； When occurring rain fall, small part early-stage rainwater understands the discharge outlet near being discharged into along drainage pipeline under being acted on slope, Most of early-stage rainwater can be absorbed by the vegetation on surface first, then penetrate into Green Roof, net by three filterings Change, then drip to that roof flows upwardly to collecting conduit and drainage pipeline is collected into cistern；So that cistern only collects the middle and later periods by mistake The rainwater of filter, the rainwater now collected is cleaner, can be as Waste water utilization；This structure design can reduce rainfall runoff Amount, slows down the time of flood peak appearance, improves roof heat insulation heat-proof quality, purifies air.

It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality New technical scheme and its design is subject to equivalent substitution or change, should all cover within protection domain of the present utility model.

Claims (6)

1. a kind of slope Green Roof rain collector, it is characterised in that：Including the A-frame on roof（11）, institute State A-frame（11）Top is sequentially provided with the filter layer three for filtering rainwater（5）, filter layer two（4）With filter layer one（3）, The filter layer one（3）Culture medium of the top provided with nutrient（2）, the culture medium（2）On be equipped with for purifying The vegetation of environment（1）, the roof lower section is provided with the collecting conduit for water conservancy diversion rainwater（6）And drainage pipeline（7）, it is described to catchment Pipeline（6）It is connected with the cistern for rainwater after stored filter（8）, the drainage pipeline（7）It is connected with for discharging initial stage The discharge outlet of rainwater（12）.

2. a kind of slope Green Roof rain collector according to claim 1, it is characterised in that：The drainage pipeline （7）With the cistern（8）Connection.

3. a kind of slope Green Roof rain collector according to claim 2, it is characterised in that：Also include being located at institute State drainage pipeline（7）On retaining valve（9）And water discharging valve（10）.

4. a kind of slope Green Roof rain collector according to claim 1, it is characterised in that：The A-frame （11）Angle a be 6-8 degree.

5. a kind of slope Green Roof rain collector according to claim 1 or 4, it is characterised in that：The triangle Support（11）Formed by cast iron welding.

6. a kind of slope Green Roof rain collector according to claim 1, it is characterised in that：The filter layer one （3）, the filter layer two（4）With the filter layer three（5）Respectively active carbon layer, fine sand granulosa and argillic horizon.