CN216787384U - Rainwater garden for collecting, recycling and reusing rainwater - Google Patents
Rainwater garden for collecting, recycling and reusing rainwater Download PDFInfo
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- CN216787384U CN216787384U CN202123218507.9U CN202123218507U CN216787384U CN 216787384 U CN216787384 U CN 216787384U CN 202123218507 U CN202123218507 U CN 202123218507U CN 216787384 U CN216787384 U CN 216787384U
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- rainwater
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- 238000004064 recycling Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 238000003973 irrigation Methods 0.000 claims description 9
- 230000002262 irrigation Effects 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 8
- 239000011380 pervious concrete Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000012466 permeate Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims 1
- 239000002689 soil Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000004746 geotextile Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009301 bioretention Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000021384 green leafy vegetables Nutrition 0.000 description 1
- 239000003864 humus Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000010455 vermiculite Substances 0.000 description 1
- 229910052902 vermiculite Inorganic materials 0.000 description 1
- 235000019354 vermiculite Nutrition 0.000 description 1
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- Road Paving Structures (AREA)
- Sewage (AREA)
Abstract
The utility model relates to the technical field of rainwater gardens, in particular to a rainwater garden for collecting, recycling and reusing rainwater, which comprises a pavement body, wherein a planting foundation pit is arranged on the pavement body, a plurality of water storage wells are arranged in the planting foundation pit, and a planting layer, a mixing layer, a filtering layer and a permeable layer are sequentially arranged in the planting foundation pit at the region outside the water storage wells from top to bottom; the water storage wells are communicated through drain pipes, and the tail ends of the drain pipes are connected to a first water storage tank; the bottom on permeable bed has buried the collector pipe underground, be equipped with a plurality of holes of permeating water on the collector pipe, the end connection of collector pipe is to the second cistern. The rainwater garden for collecting, recycling and reusing rainwater is convenient for collecting and recycling rainwater and meets the requirement of drainage efficiency.
Description
Technical Field
The utility model relates to the technical field of rainwater gardens, in particular to a rainwater garden for collecting rainwater for recycling.
Background
The rainwater garden is a naturally formed or artificially excavated shallow-recessed green land, and is used for gathering and absorbing rainwater from a roof or the ground, purifying the rainwater through the combined action of plants and sand, gradually infiltrating the rainwater into soil, conserving underground water, or supplementing urban water such as landscape water and toilet water. Is an ecologically sustainable rain flood control and rain water utilization facility.
Rainwater gardens, also known as bioretention areas, refer to low lying areas where trees or shrubs are planted in garden greens, covered by bark or ground cover plants. It can supplement underground water and reduce flood peak of storm surface runoff by retaining rainwater and making it infiltrate, and can reduce pollution by means of adsorption, degradation, ion exchange and volatilization processes. The existing rain garden has certain defects in use, such as: the existing rainwater garden has low water permeating, draining and draining efficiency, when the precipitation is too large, accumulated water is generated at the low concave part of the rainwater garden and even flows to the road surface, so that the road surface is difficult to pass through, and the growth of plants is influenced to a certain extent.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model aims to provide a rainwater garden for rainwater collection and recycling, which is convenient for rainwater collection and recycling, meets the requirement of drainage efficiency, and can effectively solve the problems of low water permeation, drainage and drainage efficiency of the rainwater garden in the prior art.
In order to achieve the technical effect, the utility model adopts the following technical scheme:
a rainwater garden for collecting, recycling and reusing rainwater comprises a pavement body, wherein a planting foundation pit is arranged on the pavement body, a plurality of water storage wells are arranged in the planting foundation pit, and a planting layer, a mixing layer, a filtering layer and a water permeable layer are sequentially arranged in the planting foundation pit at the region outside the water storage wells from top to bottom; the wall of the water storage well is made of pervious concrete, a steel bar framework is arranged inside the pervious concrete, a well mouth of the water storage well extends to the upper part of the planting layer, a filtering cover plate is arranged at the well mouth, a plurality of water inlet channels through which water can penetrate are formed in the filtering cover plate, the water storage wells are communicated through drain pipes, and the tail ends of the drain pipes are connected to a first reservoir; the bottom on permeable bed has buried the collector pipe underground, be equipped with a plurality of holes of permeating water on the collector pipe, the end-to-end connection of collector pipe is to the second cistern.
Further, plant the height that highly is less than the road surface body on layer, the road surface body is equipped with the mounting groove in the both sides average level of planting the foundation ditch, fixed mounting has the sprinkling irrigation pipe in the mounting groove, the interval is equipped with a plurality of shower heads on the sprinkling irrigation pipe uniformly, the one end of sprinkling irrigation pipe is equipped with the flow pipe, the end of intaking of flow pipe just with first cistern intercommunication be equipped with the delivery pump on the flow pipe.
Furthermore, the middle part of planting the foundation ditch is equipped with humidity transducer, humidity transducer signal connection has the controller, the controller with delivery pump signal connection.
Further, a protection mesh enclosure is further arranged on the outer side of the well wall of the water storage well, and ceramic particles are filled between the protection mesh enclosure and the water permeable well wall.
Further, the inside baffle that is equipped with of retaining well, be equipped with the water hole on the baffle, just be equipped with the treatment course between baffle and the filtration apron.
Further, the distance between the baffle plate and the wellhead is 40cm-80 cm.
Further, still be equipped with first pipeline and second pipeline on first retaining well and the second retaining well respectively, first retaining well is connected to municipal sewer pipe network through first retaining well, the second retaining well is connected to the retrieval and utilization water pipe through second pipeline.
Compared with the prior art, the utility model has the beneficial effects that: according to the rainwater garden for rainwater collection, recycling and reuse, the planting foundation pit is arranged on the pavement body and used for collecting rainwater, the planting layer, the mixing layer, the filtering layer and the permeable layer are sequentially arranged in the planting foundation pit from top to bottom to filter and adsorb rainwater step by step so as to achieve a purifying effect on the rainwater, and the purified rainwater is collected in the second reservoir so as to be reused and improve the utilization rate of water resources. Simultaneously, through set up a plurality of retaining wells in this planting foundation ditch, discharge in time through this retaining well ponding in to planting the foundation ditch, can improve the problem that permeates water, offal, the drainage inefficiency of this planting foundation ditch effectively, reduce the ponding of road surface body, in addition, in the rainwater of collecting through this retaining well discharged first cistern, the accessible is sprayed the pipe and is retrieved on the spot, has further practiced thrift the water resource.
Drawings
Fig. 1 is a schematic view showing the overall structure of a rainwater garden for rainwater collection and recycling according to an embodiment of the present invention;
fig. 2 is a partial enlarged structural view of a rainwater garden for rainwater collection and recycling according to an embodiment of the present invention;
the reference signs are: 10, a pavement body, 20, a water storage well, 21, a protective mesh enclosure, 22, ceramsite, 23, pervious concrete, 231, a steel reinforcement framework, 24, a filtering cover plate, 241, a water inlet hole, 25, a water outlet pipe, 251, a first reservoir, 26, a first conveying pipeline, 30, a mounting groove, 31, a sprinkling irrigation pipe, 32, a sprinkler head, 41, a planting layer, 42, a mixing layer, 43, a filtering layer, 44, a pervious layer, 441, pervious geotextile, 50, a water collecting pipe, 51, a second reservoir, 52, a second conveying pipeline, 60, a partition plate, 61 and a treatment layer.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-2, the rainwater garden for collecting, recycling and reusing rainwater provided by this embodiment includes a road surface body 10, where a planting pit is provided on the road surface body 10, and the height of the planting layer 41 is lower than the height of the road surface body 10, so as to collect water on the road surface and improve the rainwater collection capability. Be equipped with a plurality of retaining wells 20 in the planting foundation ditch, the middle part of planting the foundation ditch is recessed to improve this planting foundation ditch's retaining capacity. Specifically, the wall of the water storage well 20 is made of pervious concrete 23, so that moisture can permeate into the water storage well 20 from the side wall of the water storage well 20, and water in the planting foundation pit can be drained in time when the water amount is large. The inside of pervious concrete 23 is equipped with steel reinforcement cage 231 to improve wall of a well intensity. The well head of retaining well 20 extends to the top of planting layer 41 just well head department is equipped with and filters apron 24, it is equipped with a plurality of inlet channel 241 that can supply water to permeate through on the filtration apron 24, just it is less than road surface body 10 to filter apron 24 to get rid of the ponding in the foundation ditch of planting in convenient to. The water storage wells 20 are communicated with each other through a drain pipe 25, the tail ends of the drain pipes 25 are connected to a first storage tank 251, and the first storage tank 251 is used for collecting sewage with a low purification degree so as to be used as water for spraying and irrigating, and the on-site recycling can be realized.
In this embodiment, the pavement body 10 has installation grooves 30 horizontally formed on both sides of the planting foundation pit, a sprinkling pipe 31 is fixedly installed in the installation grooves 30, a plurality of sprinklers 32 are uniformly arranged on the sprinkling pipe 31 at intervals, and the sprinkling direction of the sprinklers 32 is inclined upward toward the interior of the rainwater garden. One end of the sprinkling irrigation pipe 31 is provided with a water supply pipe, the water inlet end of the water supply pipe is communicated with the first reservoir 251, and a delivery pump is arranged on the water supply pipe. In order to facilitate automatic watering of plants in the rainwater garden, a humidity sensor is arranged in the middle of the planting foundation pit, and is in signal connection with a controller, and the controller is in signal connection with the delivery pump. In specific implementation, the humidity sensor detects the humidity of the soil, and feeds back the detection result to the controller, and the controller controls the delivery pump to deliver the water in the first reservoir 251 into the sprinkling irrigation pipe 31 and automatically spray the plants in the rainwater garden through the sprinkling head 32.
In this embodiment, the planting pit is provided with a planting layer 41, a mixing layer 42, a filtering layer 43, and a water permeable layer 44 in this order from the top to the bottom in the region other than the water storage well 20. Specifically, the planting layer 41 is used for planting plants, the planting layer 41 is humus soil, the mixing layer 42 is a mixture of soil and sand soil, and the filter layer 43 is fine crushed sand to accelerate the water permeation efficiency. The permeable layer 44 is a mixture of ceramsite 22, limestone, vermiculite and the like with larger grain size. And a permeable geotextile 441 covers between the filter layer 43 and the permeable layer 44 to prevent soil or fine crushed gravel and the like from blocking the permeable holes on the water collecting pipe 50, and ensure the water collecting efficiency of the water collecting pipe 50. In order to facilitate the collection of rainwater with higher purification degree, which sequentially penetrates through the planting layer 41, the mixing layer 42 and the filtering layer 43 in the rainwater garden, a water collecting pipe 50 is embedded at the bottom of the permeable layer 44, a plurality of permeable holes are formed in the water collecting pipe 50, the tail end of the water collecting pipe 50 is connected to a second reservoir 51, and the second reservoir 51 is used for collecting rainwater with higher purification degree.
In this embodiment, the first and second water storage wells 20 and 20 are further provided with a first and second conveying pipelines 26 and 52, respectively, the first water storage well 20 is connected to a municipal sewage pipeline network through the first water storage well 20, the second water storage well 20 is connected to a reuse water pipe through the second conveying pipeline 52, and water in the reuse water pipe can be used for municipal watering, spraying, cleaning and the like, so as to save water resources. In practical implementation, the first and second delivery pipes 26 and 52 are arranged to discharge the excess water in the first and second water storage wells 20 and 20 in time.
In this embodiment, for avoiding this retaining well 20 wall of a well to block up, protection screen 21 is still located in the wall of a well outside of retaining well 20, protection screen 21 is plastics or metal material, just still be equipped with certain clearance between the wall of a well of protection screen 21 and retaining well 20. And ceramic particles 22 are filled between the protective net cover 21 and the permeable well wall. Meanwhile, in order to avoid blockage of the well mouth and reduce the cleaning frequency of the well mouth, a partition plate 60 is arranged inside the water storage well 20, a water through hole is formed in the partition plate 60, a treatment layer 61 is arranged between the partition plate 60 and the filtering cover plate 24, the distance between the partition plate 60 and the well mouth is 40cm-80cm, a filler is filled in the treatment layer 61, and the filler is preferably one of gravel, cobblestone, ceramsite and the like which are mixed. The thickness of the treatment layer 61 is 35cm to 75cm so as to intercept scum or the like floating in rainwater.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model as defined in the appended claims. The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.
Claims (7)
1. A rainwater garden for rainwater collection and recycling, characterized in that: the pavement structure comprises a pavement body (10), wherein a planting foundation pit is arranged on the pavement body (10), a plurality of water storage wells (20) are arranged in the planting foundation pit, and a planting layer (41), a mixing layer (42), a filtering layer (43) and a permeable layer (44) are sequentially arranged in the planting foundation pit at the region outside the water storage wells (20) from top to bottom; the wall of the water storage well (20) is made of pervious concrete (23), a steel bar framework (231) is arranged inside the pervious concrete (23), the well mouth of the water storage well (20) extends to the position above the planting layer (41), a filtering cover plate (24) is arranged at the well mouth, a plurality of water inlet pore canals (241) through which water can penetrate are arranged on the filtering cover plate (24), the water storage wells (20) are communicated through drain pipes (25), and the tail ends of the drain pipes (25) are connected to a first water storage tank (251); the bottom on layer (44) of permeating water has buried water collecting pipe (50) underground, be equipped with a plurality of holes of permeating water on water collecting pipe (50), the end connection of water collecting pipe (50) is to second cistern (51).
2. A rainwater garden for rainwater collection recycling according to claim 1, wherein: the height that highly is less than road surface body (10) of planting layer (41), road surface body (10) is equipped with mounting groove (30) in the both sides of planting the foundation ditch all horizontally, fixed mounting has sprinkling irrigation pipe (31) in mounting groove (30), sprinkling irrigation pipe (31) are gone up the interval and are equipped with a plurality of shower heads (32) uniformly, the one end of sprinkling irrigation pipe (31) is equipped with the flow pipe, the end of intaking of flow pipe just with first cistern (251) intercommunication be equipped with the delivery pump on the flow pipe.
3. A rainwater garden for rainwater collection recycling according to claim 2, wherein: the middle part of planting the foundation ditch is equipped with humidity transducer, humidity transducer signal connection has the controller, the controller with delivery pump signal connection.
4. A rainwater garden for rainwater collection recycling according to claim 1, wherein: the well wall outside of retaining well (20) still locates protection screen panel (21), it has haydite (22) to fill between protection screen panel (21) and the wall of a well that permeates water.
5. A rainwater garden for rainwater collection recycling according to claim 1, wherein: the water storage well is characterized in that a partition plate (60) is arranged inside the water storage well (20), a water passing hole is formed in the partition plate (60), and a treatment layer (61) is arranged between the partition plate (60) and the filtering cover plate (24).
6. A rainwater garden for rainwater collection recycling according to claim 5, wherein: the distance between the baffle plate (60) and the wellhead is 40cm-80 cm.
7. A rainwater garden for rainwater collection recycling according to claim 1, wherein: still be equipped with first pipeline (26) and second pipeline (52) on first retaining well (20) and second retaining well (20) respectively, first retaining well (20) are connected to municipal sewer pipe network through first retaining well (20), second retaining well (20) are connected to the reuse water pipe through second pipeline (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123218507.9U CN216787384U (en) | 2021-12-21 | 2021-12-21 | Rainwater garden for collecting, recycling and reusing rainwater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123218507.9U CN216787384U (en) | 2021-12-21 | 2021-12-21 | Rainwater garden for collecting, recycling and reusing rainwater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216787384U true CN216787384U (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123218507.9U Expired - Fee Related CN216787384U (en) | 2021-12-21 | 2021-12-21 | Rainwater garden for collecting, recycling and reusing rainwater |
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| CN (1) | CN216787384U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114934560A (en) * | 2022-07-12 | 2022-08-23 | 中国科学院地理科学与资源研究所 | Ecological rainwater garden |
-
2021
- 2021-12-21 CN CN202123218507.9U patent/CN216787384U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114934560A (en) * | 2022-07-12 | 2022-08-23 | 中国科学院地理科学与资源研究所 | Ecological rainwater garden |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220621 |