CN211849912U

CN211849912U - Ecological rainwater garden

Info

Publication number: CN211849912U
Application number: CN201922458239.4U
Authority: CN
Inventors: 孟睿; 何连生; 赵昊; 赵航晨; 张亚辉; 陈丽红; 胡春明
Original assignee: Chinese Research Academy of Environmental Sciences
Current assignee: Chinese Research Academy of Environmental Sciences
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-03
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses an ecological rainwater garden, including the foundation ditch, by supreme gravel layer, sand bed, activated carbon layer, the grained layer of protecting water, the sand bed of protecting water and the planting layer of having set gradually down in the foundation ditch, one side of foundation ditch is provided with the water storage pit, is provided with the storage water tank in the water storage pit, is connected with the raceway on this storage water tank, and this raceway stretches into in the foundation ditch, the water inlet of raceway extends to the gravel layer, the storage water tank top is provided with the apron, the inside filtering component that is provided with of storage water tank. The utility model discloses the design on well sand bed and activated carbon layer can filter the rainwater for in its inflow water storage tank that can be better, the design on guarantor's water grained layer and guarantor's water sand bed can be stored water well.

Description

Ecological rainwater garden

Technical Field

The utility model relates to an environmental engineering technical field specifically is an ecological rainwater garden.

Background

In the course of urbanization, a large number of greens are occupied, and instead are watertight reinforced concrete buildings and asphalt roads. This makes the unable infiltration of rainwater pass through the earth's surface, mainly causes the huge influence in two aspects, and on the one hand, the infiltration of original natural precipitation suffers the wall, and natural water body circulation chain is broken. The groundwater is continuously developed and utilized, but cannot be naturally supplemented, and the groundwater level is seriously reduced. The urban water supply is increasingly tense, part of the original natural spring gushes in cities are extinct, and the water ecological environment is worsened. In order to deal with the above problems, people begin to design a rainwater garden and transmit rainwater through the rainwater garden, but some rainwater produced in the process of rainfall can not be collected, and most of the rainwater runs off or is evaporated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ecological rainwater garden to solve the technical problem who proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ecological rainwater garden, includes the foundation ditch, by supreme gravel layer, sand bed, activated carbon layer, the grained layer of moisturizing, the sand bed of moisturizing and the planting layer of having set gradually down in the foundation ditch, one side of foundation ditch is provided with the water storage pit, is provided with the storage water tank in the water storage pit, is connected with the raceway on this storage water tank, and this raceway stretches into in the foundation ditch, the water inlet of raceway extends to the gravel layer, the storage water tank top is provided with the apron, and the inside filter assembly that is provided with of storage water tank, filter assembly includes the frame, and the frame can be dismantled with the inner wall of storage water tank and be connected, is provided with first filter layer and second filter.

Preferably, the two ends of the frame are provided with sliding blocks, and the inner wall of the water storage tank is provided with sliding grooves corresponding to the sliding grooves.

Preferably, the slider top is provided with the fastening block, and this fastening block sets up with the spout cooperation, and the fastening block can be dismantled with the storage water tank and be connected.

Preferably, the inner walls of the fastening block and the water storage tank are provided with threaded holes corresponding to each other, and the fastening block and the water storage tank are detachably connected through bolts.

Preferably, the cover plate is in threaded connection with the water storage tank.

Preferably, the first filter layer is a metal mesh filter layer.

Preferably, the second filter layer is a non-woven fabric filter layer.

Preferably, the water inlet of the water pipe is higher than the water outlet of the water pipe, the water inlet extends into the gravel layer, and the water outlet is connected with the water storage tank.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses the design on well sand bed and activated carbon layer can filter the rainwater, make its inflow in the water storage tank that can be better, the design on guarantor's water grained layer and guarantor's water sand bed can be stored water well, can be used for planting some green plants through planting the layer, prevent that its condition that water and soil runs off from appearing, finally unnecessary rainwater is collected through the water storage tank, prevent its evaporation or run off, in addition, the design of first filter layer and second filter layer can be filtered the rainwater well, make the rainwater that enters into in the water storage tank not have impurity.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the matching structure of the frame and the slider of the present invention.

In the figure: 1. a foundation pit; 2. a gravel layer; 3. a sand layer; 4. an activated carbon layer; 5. a water-retaining particle layer; 6. a water-retaining sand layer; 7. planting a layer; 8. a water storage pit; 9. a water storage tank; 10. a water delivery pipe; 12. a cover plate; 13. a frame; 14. a first filter layer; 15. a second filter layer; 16. a slider; 17. and (5) fastening the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides an embodiment: the utility model provides an ecological rainwater garden, includes foundation ditch 1, by supreme gravel layer 2, sand bed 3, activated carbon layer 4, water retaining particle layer 5, water retaining sand bed 6 and the planting layer 7 of having set gradually down in the foundation ditch 1, one side of foundation ditch 1 is provided with water storage pit 8, is provided with storage water tank 9 in the water storage pit 8, is connected with raceway 10 on this storage water tank 9, and this raceway 10 stretches into in the foundation ditch 1, the water inlet of raceway 10 extends to gravel layer 2, storage water tank 9 top is provided with apron 12, and storage water tank 9 is inside to be provided with filter assembly, filter assembly includes frame 13, and frame 13 can dismantle with storage water tank 9's inner wall and be connected, is provided with first filter layer 14 and second filter layer 15 on frame 13.

In the embodiment, for better installation to the frame 13, the two ends of the frame 13 are provided with the sliding blocks 16, the inner wall of the water storage tank 9 is provided with the sliding grooves corresponding to the sliding blocks 16, and the sliding blocks 16 and the sliding grooves are designed to be matched to better move and disassemble the frame 13.

In this embodiment, for better fixing the frame, 16 tops of sliders are provided with fastening block 17, and this fastening block 17 sets up with the spout cooperation, and fastening block 17 can be dismantled with storage water tank 9 and be connected, and fastening block 17 is connected with storage water tank 9 for frame 13 can not appear gliding condition from top to bottom in the use, has improved its stability in the use.

In this embodiment, for better connecting the fastening block with the water storage tank, the inner walls of the fastening block 17 and the water storage tank 9 are provided with threaded holes corresponding to each other, and the fastening block 17 and the water storage tank 9 are detachably connected through bolts. The disassembly and the assembly of the device are convenient, and the use of later-period workers is further facilitated.

In the embodiment, in order to better connect the cover plate 12 with the water storage tank 9, the cover plate 12 is in threaded connection with the water storage tank 9. The disassembly and the assembly of the screw-down device are convenient, and the screw-down device can be directly screwed down.

In this embodiment, in order to better use the first filter layer, the first filter layer 14 is a metal mesh filter layer, and the rainwater can be better filtered by the first filter layer 14.

In this embodiment, for better use second filter layer 15, second filter layer 15 is the non-woven fabrics filter layer, further can filter the rainwater through the non-woven fabrics filter layer for it is purer.

In this embodiment, for better use of the water pipe 10, the water inlet of the water pipe 10 is higher than the water outlet of the water pipe, the water inlet extends into the gravel layer 2, and the water outlet is connected with the water storage tank 9, so that rainwater can flow into the water storage tank 9 better.

The working principle is as follows: during the use, plant some green plants on planting layer 7, the water or the rainwater of watering are to the plant watering, preserve partly moisture through guarantor's water

grained layer

5 and 6 gravel layers on the sand bed of moisturizing to can be better provide the plant, sand bed 3 and activated carbon layer 4 can further filter unnecessary water, make unnecessary water enter into storage water tank 9 through raceway 10, the utility model discloses in, guarantor's water grained layer 5 is 5-10mm including guarantor's water grained, guarantor's particle diameter is 50-70%, and guarantor's water grained layer 5's thickness is 20-80 cm. Preferably, the water-retaining particles are water-retaining ceramic particles, and the water absorption rate is 50-70%. The water-retaining sand layer 6 comprises water-retaining sand, the particle size of the water-retaining sand is 1-3mm, the porosity is 50-70%, the thickness of the water-retaining sand layer 6 is 3-10cm, and the water absorption rate of the water-retaining sand is 50-70%.

The rainwater enters into the water storage tank 9 through the water conveying pipe 10, the metal mesh filtering layer and the non-woven fabric filtering layer are arranged in the water storage tank 9, and the rainwater is filtered through the metal mesh filtering layer and the non-woven fabric filtering layer, so that pure rainwater is obtained, the cover plate 12 can be opened when the rainwater storage tank is used, and water is pumped out through the water pump.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An ecological rainwater garden comprises a foundation pit (1) and is characterized in that a gravel layer (2), a sand layer (3), an activated carbon layer (4), a water-retaining particle layer (5), a water-retaining sand layer (6) and a planting layer (7) are sequentially arranged in the foundation pit (1) from bottom to top, a water storage pit (8) is arranged at one side of the foundation pit (1), a water storage tank (9) is arranged in the water storage pit (8), the water storage tank (9) is connected with a water delivery pipe (10), the water delivery pipe (10) extends into the foundation pit (1), the water inlet of the water pipe (10) extends to the gravel layer (2), the top end of the water storage tank (9) is provided with a cover plate (12), the inside of the water storage tank (9) is provided with a filtering component, the filtering component comprises a frame (13), the frame (13) is detachably connected with the inner wall of the water storage tank (9), and a first filtering layer (14) and a second filtering layer (15) are arranged on the frame (13).

2. An ecotypic storm water garden according to claim 1, wherein: and sliding blocks (16) are arranged at two ends of the frame (13), and sliding grooves corresponding to the sliding blocks (16) are arranged on the inner wall of the water storage tank (9).

3. An ecotypic storm water garden according to claim 2, wherein: the top end of the sliding block (16) is provided with a fastening block (17), the fastening block (17) is matched with the sliding groove, the fastening block (17) is detachably connected with the water storage tank (9), and the fastening block (17) is connected with the water storage tank (9).

4. An ecotypic storm water garden according to claim 3, wherein: the inner walls of the fastening block (17) and the water storage tank (9) are provided with threaded holes corresponding to each other, and the fastening block (17) and the water storage tank (9) are detachably connected through bolts.

5. An ecotypic storm water garden according to claim 1, wherein: the cover plate (12) is in threaded connection with the water storage tank (9).

6. An ecotypic storm water garden according to claim 1, wherein: the first filter layer (14) is a metal mesh filter layer.

7. An ecotypic storm water garden according to claim 1, wherein: the second filter layer (15) is a non-woven fabric filter layer.

8. An ecotypic storm water garden according to claim 1, wherein: the water inlet of the water pipe (10) is higher than the water outlet of the water pipe, the water inlet extends into the gravel layer (2), and the water outlet is connected with the water storage tank (9).