CN212153625U

CN212153625U - Urban construction rainwater garden

Info

Publication number: CN212153625U
Application number: CN202020422951.9U
Authority: CN
Inventors: 杨军; 邵强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-29
Filing date: 2020-03-29
Publication date: 2020-12-15
Anticipated expiration: 2030-03-29

Abstract

The utility model discloses an urban construction rainwater garden, which comprises a reservoir, a gravel layer, a sand layer, a soil layer, a grid plate, a covering layer, a side block stone, a drainer, a water filter pipe, an overflow pipe and permeable holes, wherein the water filter pipe is laid at the bottom of the reservoir, the permeable holes are uniformly arranged at the bottom end of the water filter pipe, a right-angle-shaped overflow pipe is placed above the water filter pipe, the bottom of the reservoir is positioned outside the water filter pipe and is filled with the gravel layer, the sand layer is laid above the gravel layer, the soil layer is laid at the top of the sand layer, the grid plate is flatly laid at the top of the soil layer, the covering layer is laid at the top of the grid plate, the garden covering layer penetrates out at the top of the overflow pipe, the urban construction rainwater is vertically installed on the water filter pipe, the sunken structure at the bottom of the reservoir ensures the installation depth of the water filter pipe, the water, avoid blockking up, guarantee emergent drainage, it is comparatively stable to use.

Description

Urban construction rainwater garden

Technical Field

The utility model relates to an urban afforestation technical field specifically is an urban construction rainwater garden.

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.

A traditional rainwater garden adopts a flat drainage pipe for improving the water purification effect, but a needed gravel layer is thick, and an overflow pipe of the existing rainwater garden adopts a flat type and is easy to block, so that the rainwater garden for urban construction is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a city construction rainwater garden to solve the problem that 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 urban construction rainwater garden, includes cistern, gravel layer, sand bed, soil horizon, grid plate, overburden, limit rock, drainer, strainer, overflow pipe and the hole of permeating water, the strainer has been laid to the cistern bottom, and the strainer bottom has evenly seted up the hole of permeating water, the overflow pipe of right angle form has been placed to the strainer top, the cistern bottom is located the strainer outside packing has the gravel layer, and has laid the sand bed above the gravel layer, the soil horizon has been laid at the sand bed top, and the soil horizon top surface has tiled the grid plate, the overburden has been laid to the grid plate top surface, the overburden is worn out at the overflow pipe top, and the drainer is installed on the overflow pipe top, the overburden edge arrangement has placed limit rock.

Preferably, geotextiles are laid on two sides of the reservoir and the top surface of the sand layer continuously.

Preferably, the drainer comprises a bobbin, a drainage groove and a partition plate, the bobbin is connected with the top end of the overflow pipe, the drainage grooves are formed in the side wall of the bobbin at equal intervals, and the partition plate is fixed to the top end of the bobbin.

Preferably, the center of the bottom of the reservoir is concave, and the bottom end of the strainer is positioned in the concave groove.

Preferably, the top surface of the blanket is below the top opening of the reservoir.

Preferably, the covering layer is cobblestones.

Compared with the prior art, the beneficial effects of the utility model are that: planting green planting on soil layer surface, the stable growth of laying increase root system of net board, outside water source flows into in the cistern, the kerb stone blocks large-scale debris and gets into in the cistern, in the water infiltration sand layer, the sand bed has the effect of keeping moisture, in the water infiltration gravel layer, the gravel layer has the filter effect, water after the filtration is discharged in leading-in strainer through the hole of permeating water, when ponding is very fast, it is intraductal to discharge leading-in overflow water through the drainer, this urban construction rainwater garden adopts vertical installation with the strainer, and the sunk structure of cistern bottom ensures the mounting depth of strainer, the drainage effect is good, and save the gravel layer, the vertical installation at the cistern top of overflow pipe simultaneously, avoid blockking up, guarantee emergent drainage, use comparatively stably.

Drawings

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

FIG. 2 is a schematic view of the end face structure of the present invention;

FIG. 3 is a schematic diagram of the structure of the grid plate of the present invention;

FIG. 4 is a schematic view of the laying structure of the strainer and the overflow pipe of the present invention;

fig. 5 is a schematic structural view of the water drainer of the present invention.

In the figure: 1. a reservoir; 2. a gravel layer; 3. a sand layer; 4. a soil layer; 5. a grid plate; 6. a cover layer; 7. geotextile; 8. a side block stone; 9. a water drainer; 10. a water filter pipe; 11. an overflow pipe; 12. water permeable holes; 13. a bobbin; 14. a water discharge tank; 15. a partition plate.

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. 1-5, the present invention provides a technical solution: the utility model provides an urban construction rainwater garden, includes cistern 1, gravel layer 2, sand bed 3, soil horizon 4, waffle slab 5, overburden 6, side block stone 8, drainer 9, strainer 10, overflow pipe 11 and permeable hole 12, strainer 10 has been laid to cistern 1 bottom, and strainer 10 bottom has evenly seted up permeable hole 12, the overflow pipe 11 of right angle form has been placed to strainer 10 top, 1 bottom of cistern is located the strainer 10 outside packing and has been filled gravel layer 2, and has laid sand bed 3 above gravel layer 2, soil horizon 4 has been laid at 3 tops of sand bed, and 4 top surfaces of soil horizon tiling have

waffle slab

5, 5 top surfaces of waffle slab are laid coverer 6, overburden 6 are worn out at 11 tops of overflow pipe, and 11 tops of overflow

pipe install drainer

9, 6 edge arrangement of overburden has placed side block stone 8.

Geotechnical cloth 7 has been laid in succession with 3 top surfaces on sand bed in 1 both sides of cistern, makes 1 edge on cistern comparatively level and smooth, prevents 3 infiltration of sand bed moreover.

The drainer 9 comprises a bobbin 13, a drainage groove 14 and a partition plate 15, wherein the bobbin 13 is connected with the top end of the overflow pipe 11, the drainage groove 14 is formed in the side wall of the bobbin 13 at an equal distance, the partition plate 15 is fixed at the top end of the bobbin 13, overflowed water is guided into the bobbin 13 through the drainage groove 14 and is discharged, and meanwhile, the partition plate 15 effectively blocks larger impurities from being attached to the drainage groove 14.

1 bottom central point of cistern puts and is sunken form, and strainer 10 bottom is located the depressed groove, increases strainer 10's the degree of depth of laying, improves purifying effect.

The top surface of the covering layer 6 is lower than the top opening of the reservoir 1, so that the water flow can be conveniently collected.

The covering layer 6 is made of cobblestones, so that the cost is low and the paving and covering are stable.

The working principle is as follows: planting green planting on soil horizon 4 surface, lay the stable growth that increases the root system of latticed board 5, outside water source flows in cistern 1, in the big-scale debris of limit piece stone 8 blockked that large-scale debris get into cistern 1, in water infiltration sand bed 3, sand bed 3 has the effect of keeping moisture, in water infiltration gravel layer 2, gravel layer 2 has the filter effect, water after the filtration is discharged in leading-in strainer 10 of hole 12 that permeates water, when ponding is very fast, by discharging in leading-in overflow pipe 11 of water through drainer 9, this urban construction rainwater garden adopts vertical installation with strainer 10, and the depth of installation of the sunk structure guarantee strainer 10 of cistern 1 bottom, it is effectual to strain water, and save gravel layer 2, overflow pipe 11 is vertical to be installed at cistern 1 top simultaneously, avoid blockking up, guarantee emergent drainage, use is comparatively stable.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an urban construction rainwater garden, includes cistern (1), gravel layer (2), sand bed (3), soil horizon (4), net board (5), overburden (6), border block stone (8), drainer (9), strainer (10), warning pipe (11) and hole (12) of permeating water, its characterized in that: reservoir (1) bottom has been laid strainer (10), and strainer (10) bottom has evenly seted up permeable hole (12), overflow pipe (11) of right angle form have been placed to strainer (10) top, reservoir (1) bottom is located strainer (10) outside packing has gravel layer (2), and gravel layer (2) top has been laid sand bed (3), soil horizon (4) have been laid at sand bed (3) top, and soil horizon (4) top surface tiling has grid plate (5), overburden (6) have been laid to grid plate (5) top surface, overburden (6) are worn out at overflow pipe (11) top, and overflow pipe (11) top installs drainer (9), overburden (6) edge arrangement has placed limit block stone (8).

2. A city-building rainwater garden according to claim 1, characterized in that: geotechnical cloth (7) is laid continuously on the two sides of the reservoir (1) and the top surface of the sand layer (3).

3. A city-building rainwater garden according to claim 1, characterized in that: the drainer (9) comprises a bobbin (13), a drainage groove (14) and a partition plate (15), wherein the bobbin (13) is connected with the top end of the overflow pipe (11), the drainage groove (14) is formed in the side wall of the bobbin (13) at equal intervals, and the partition plate (15) is fixed at the top end of the bobbin (13).

4. A city-building rainwater garden according to claim 1, characterized in that: the center of the bottom of the reservoir (1) is concave, and the bottom end of the strainer (10) is positioned in a concave groove.

5. A city-building rainwater garden according to claim 1, characterized in that: the top surface of the covering layer (6) is lower than the top opening of the reservoir (1).

6. A city-building rainwater garden according to claim 1, characterized in that: the covering layer (6) adopts cobblestones.