CN211080473U - Formula greenery patches rainwater collecting system that basement roof is recessed - Google Patents
Formula greenery patches rainwater collecting system that basement roof is recessed Download PDFInfo
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- CN211080473U CN211080473U CN201921287717.3U CN201921287717U CN211080473U CN 211080473 U CN211080473 U CN 211080473U CN 201921287717 U CN201921287717 U CN 201921287717U CN 211080473 U CN211080473 U CN 211080473U
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Abstract
The utility model discloses a recessed formula greenery patches rainwater collecting system of basement roof, including rainwater collection well, plain soil backfill layer, rainwater filter layer, plain soil backfill layer the rainwater filter layer all encircles the rainwater collection well sets up, plain soil backfill layer sets up in the top of roof protective layer, the rainwater filter layer set up in the top of plain soil backfill layer, the rainwater filter layer is through the blind pipe intercommunication that permeates water the rainwater collection well, the rainwater collection well leads to rainwater pipe intercommunication rainwater cistern, the rainwater pipe install in the lower part of rainwater collection well, the rainwater filter layer is the low structure in the middle of high all around, and cross-sectional diameter is by supreme crescent down. The utility model discloses with the rainwater in the greenery patches after rainwater filter layer fully filters, collect the well by permeating water the blind pipe and discharging into the rainwater, deposit the back in the rainwater is collected the well, discharge into the rainwater cistern through the downspout and purify once more and utilize, can be used to the greenery patches watering or wash ground.
Description
Technical Field
The utility model belongs to the technical field of the building structures drainage, concretely relates to recessed greenery patches rainwater collecting system of warehouse roof.
Background
With the rapid development of cities, the living standard of people is continuously improved, the quantity of household vehicles is rapidly increased, and in order to solve the problem of difficult parking, a large-scale urban complex usually designs a fully-paved underground garage, covers soil above a roof and is used for laying a drainage pipeline, planting greening and the like. At present, most of greenbelts on the tops of the landfills do not collect rainwater, and the rainwater is directly discharged into a municipal pipe network, so that the rainwater cannot be accumulated, purified and utilized, and the great waste of resources is caused, and the 'seepage, accumulation and stagnation and clean discharge' which cannot meet the requirements of sponge city construction cannot be realized.
Disclosure of Invention
To the problem that exists among the prior art, the utility model provides a greenery patches rainwater collecting system of recessed formula of garage roof, the utility model discloses can collect the rainwater on the underground garage roof, purify to discharge into the rainwater cistern and further purify, recollect the utilization through being detained.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a recessed greenery patches rainwater collecting system of basement roof, including rainwater collection well, plain soil backfill layer, rainwater filter layer, plain soil backfill layer the rainwater filter layer all encircles the rainwater collection well sets up, plain soil backfill layer sets up in the top of roof protective layer, the rainwater filter layer set up in the top of plain soil backfill layer, the rainwater filter layer is through the blind pipe intercommunication that permeates water the rainwater collection well, the rainwater collection well leads to rainwater pipe intercommunication rainwater cistern, rainwater pipe install in the lower part of rainwater collection well, the rainwater filter layer is the low structure in the middle of the height all around, and cross-sectional diameter is by supreme crescent down, the top of rainwater collection well is higher than the height of the up end of its peripheral rainwater filter layer.
As a preferred technical scheme, a rainwater overflow cover is arranged at the top of the rainwater collecting well.
As a preferable technical scheme, a C15 basic concrete cushion is arranged between the rainwater collecting well and the top plate protective layer.
As an optimized technical scheme, the rainwater filtering layer comprises an organic matter covering layer, an organic fertilizer layer, an organic medium layer, a fine sand transition layer and a gravel drainage layer which are sequentially arranged from top to bottom.
As a preferred technical scheme, the organic matter covering layer is a blocky bark, the organic medium layer is graded sandstone, the fineness modulus of the fine sand transition layer is 2.2-1.6, the average grain diameter is 0.25-0.35mm, and the grain diameter of the gravel drainage layer is 20-30 mm.
According to the preferable technical scheme, the thickness of the organic matter covering layer is 50mm, the thickness of the organic fertilizer layer is 80mm, the thickness of the organic medium layer is 220mm, and the thickness of the gravel drainage layer is 450 mm.
As a preferable technical scheme, the outside of the gravel drainage layer is coated with permeable geotextile.
As a preferable technical scheme, the slope of the side wall of the rainwater filtering layer is 1:2.5, and the slope of the top edge is 1: 3.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses with the rainwater in the greenery patches after rainwater filter layer fully filters, by permeating water the blind pipe and arrange into rainwater collection well, deposit the back in rainwater collection well, arrange into the rainwater cistern through the downspout and purify once more and utilize, can be used to greenery patches watering or wash ground, through sponge city construction theory with rainwater fully collected utilization, fill the blank that underground garage roof greenery patches can't collect the collection rainwater.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the overall structure schematic diagram of the downward recessed greenbelt rainwater collection system of the top plate of the ground warehouse.
Wherein the reference numerals are specified as follows: the rainwater collecting well comprises a rainwater collecting well 1, a permeable blind pipe 2, a rainwater pipe 3, a top plate protective layer 4, a plain soil backfill layer 5, a rainwater filtering layer 6, an organic matter covering layer 7, an organic fertilizer layer 8, an organic medium layer 9, a fine sand transition layer 10, a broken stone drainage layer 11, a permeable geotextile 12, a C15 foundation concrete cushion layer 13 and a rainwater overflow cover 14.
Detailed Description
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1, the embodiment provides a recessed greenery patches rainwater collection system of basement roof, including rainwater collection well 1, plain soil backfill layer 5, rainwater filter layer 6, rainwater collection well 1 is built by the brick body that the width is 240mm wide, and rainwater collection well 1's internal diameter is 600 × 1000mm, sets up in the lowest of rainwater filter layer 6, is provided with C15 basis concrete cushion 13 between rainwater collection well 1 and roof protective layer 4, and rainwater collection well 1's top is provided with rainwater overflow lid 14. Plain soil backfill layer 5, rainwater filter layer 6 all encircle rainwater collection well 1 and set up, plain soil backfill layer 5 sets up in roof protective layer 4's top, rainwater filter layer 6 sets up in plain soil backfill layer 5's top, rainwater filter layer 6 communicates rainwater collection well 1 through blind pipe 2 that permeates water, rainwater collection well 1 communicates the rainwater cistern through rainwater pipe 3, rainwater pipe 3 is installed in rainwater collection well 1's lower part, the distance of collecting well 1 bottom apart from the rainwater is 30 mm. The pipe diameter of the water permeable blind pipe 2 is 150mm, and the pipe diameter of the rain pipe 3 is 300 mm. The rainwater filter layer 6 is a structure with high periphery and low middle part, and the diameter of the cross section is gradually increased from bottom to top. The side wall gradient of the rainwater filtering layer 6 is 1:2.5, and the gradient of the top edge is 1: 3.
The rainwater filter layer 6 comprises an organic matter covering layer 7, an organic fertilizer layer 8, an organic medium layer 9, a fine sand transition layer 10 and a gravel drainage layer 11 which are sequentially arranged from top to bottom. The vegetation is planted on an organic fertilizer layer 8, an organic matter covering layer is blocky bark, an organic medium layer 9 is graded sandstone, the fineness modulus of a fine sand transition layer 10 is 2.2-1.6, the average grain diameter is 0.25-0.35mm, and the grain diameter of a broken stone drainage layer 11 is 20-30 mm. The thickness of organic matter overburden 7 is 50mm, and the thickness of organic fertilizer bed 8 is 80mm, and the thickness of organic medium layer 9 is 220mm, and the thickness of rubble drainage blanket 11 is 450 mm. The outside of rubble drainage blanket 11 is wrapped with geotechnological cloth 12 that permeates water.
The working process is as follows: under normal use state, rainwater overflow cover 14 closes, and the rainwater flows into rainwater collection well 1 by the blind pipe 2 that permeates water after organic matter overburden 7, organic fertilizer bed of material 8, organic medium layer 9, fine sand transition layer 10, rubble drainage blanket 11 filter in proper order, deposits the back in rainwater collection well 1, is arranged into the rainwater cistern by downspout 3. When the rainwater flow is too big, open the overflow lid, the rainwater can overflow by the top of rainwater overflow well, avoids appearing the condition that the rainwater is detained.
Although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that modifications or improvements based on the disclosure of the present invention can be made without departing from the spirit and scope of the present invention, and these modifications and improvements are within the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a lower formula greenery patches rainwater collection system of basement roof, its characterized in that, includes rainwater collection well, plain soil backfill layer, rainwater filter layer, plain soil backfill layer rainwater filter layer all encircles the rainwater collection well setting, plain soil backfill layer sets up in the top of roof protective layer, the rainwater filter layer set up in the top of plain soil backfill layer, the rainwater filter layer communicates through the blind pipe that permeates water the rainwater collection well, the rainwater collection well passes through rainwater pipe intercommunication rainwater cistern, rainwater pipe install in the lower part of rainwater collection well, the rainwater filter layer is the structure of low in the middle of the height all around, and cross-sectional diameter is by supreme crescent, the top of rainwater collection well is higher than the height of the up end of its peripheral rainwater filter layer.
2. The shelter roof recessed greenbelt rain water collection system of claim 1, wherein a rain water overflow cover is provided on top of the rain water collection well.
3. The method of claim 1, wherein a C15 base concrete pad is provided between the rainwater collection wells and the roof protection layer.
4. The downward-concave greenbelt rainwater collection system according to claim 1 wherein said rainwater filtration layer comprises an organic matter covering layer, an organic fertilizer layer, an organic medium layer, a fine sand transition layer, and a gravel drainage layer arranged in sequence from top to bottom.
5. The downward-concave greenbelt rainwater collection system according to claim 4, wherein the organic matter covering layer is a block bark, the organic medium layer is graded gravel, the fineness modulus of the fine sand transition layer is 2.2-1.6, the average particle size is 0.25-0.35mm, and the particle size of the gravel drainage layer is 20-30 mm.
6. The underground recessed greenbelt rain water collection system of claim 4, wherein the organic cover layer is 50mm thick, the organic fertilizer layer is 80mm thick, the organic medium layer is 220mm thick, and the gravel drainage layer is 450mm thick.
7. The shelter roof recessed greenbelt rain water collection system of claim 6, wherein the gravel drainage layer is externally coated with a permeable geotextile.
8. The stormwater collection system as claimed in claim 1, wherein the rainwater filtration layer has a sidewall slope of 1:2.5 and a top edge slope of 1: 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921287717.3U CN211080473U (en) | 2019-08-09 | 2019-08-09 | Formula greenery patches rainwater collecting system that basement roof is recessed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921287717.3U CN211080473U (en) | 2019-08-09 | 2019-08-09 | Formula greenery patches rainwater collecting system that basement roof is recessed |
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| CN211080473U true CN211080473U (en) | 2020-07-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554240A (en) * | 2020-12-14 | 2021-03-26 | 西山煤电(集团)有限责任公司 | Slope-free ground reservoir top plate drainage method and application thereof |
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2019
- 2019-08-09 CN CN201921287717.3U patent/CN211080473U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554240A (en) * | 2020-12-14 | 2021-03-26 | 西山煤电(集团)有限责任公司 | Slope-free ground reservoir top plate drainage method and application thereof |
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