CN210066948U - Formula of sinking greenery patches drainage structures - Google Patents

Abstract

The utility model discloses a formula of sinking greenery patches drainage structures relates to greenery patches drainage facility technical field, and it is including sinking the greenery patches and setting up at the planting soil layer of sinking the greenery patches upper strata, and the bottom of sinking the greenery patches is provided with the barrier layer, is provided with the reservoir bed between barrier layer and the planting soil layer, has buried the overflow pipe underground about in the greenery patches that sink, and the upper end of overflow pipe is higher than the ground height of the greenery patches that sink, and the overflow pipe visits into the part and the reservoir bed intercommunication of the greenery patches that sink. The utility model has the advantages of can realize reducing the operation of taking of staff to water liquid in the cistern to the automatic water supply operation in greenery patches, reduce staff's intensity of labour.

Description

Formula of sinking greenery patches drainage structures

Technical Field

The utility model belongs to the technical field of greenery patches drainage facility technique and specifically relates to a formula of sinking greenery patches drainage structures is related to.

Background

The sponge city is a new generation of urban rainfall flood management concept, and means that the city has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters caused by rainwater and the like, and can be also called as a water elasticity city. The international generic term is "low impact development storm water system construction". When raining, the utility model absorbs water, stores water, seeps water and purifies water, and when needed, the stored water is released and utilized.

The existing Chinese patent with publication number CN201317952 discloses a town community rainwater collection, storage and utilization system, which comprises a rainwater vertical pipe, a road or a sidewalk, a community greenbelt and a rainwater pipe, wherein the community greenbelt is designed into a downwards concave greenbelt, a rainwater inlet is arranged at the junction of the community road, the sidewalk and the greenbelt, a rainwater outlet is arranged at the junction of the road, the sidewalk and the greenbelt which penetrates through the other side of the greenbelt from the rainwater inlet, the rainwater outlet is communicated with the rainwater pipe, and the rainwater pipe is connected to a community landscape regulation and storage water tank.

By adopting the scheme, rainwater falling on roads and sidewalks and excessive rainwater on green lands flow into the water storage tank through the rainwater inlet and the rainwater pipe and are stored in the water storage tank. However, in sunny days, workers need to take water in the reservoir to irrigate the green, which seriously increases the labor intensity of the workers and is a place to be improved.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model aims to provide a formula of sinking greenery patches drainage structures introduces the reservoir bed with the help of the overflow pipe with the rainwater to with the rainwater storage in the reservoir bed, help realizing the automatic operation of supplying water to the greenery patches, reduce the operation of taking of staff to water liquid in the cistern, reduce staff's intensity of labour.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a formula of sinking greenery patches drainage structures, includes the greenery patches that sink and sets up the planting soil layer on the greenery patches upper strata that sink, the bottom of the greenery patches that sink is provided with the barrier layer, be provided with the reservoir bed between barrier layer and the planting soil layer, the overflow pipe has been buried underground about in the greenery patches that sink, the upside of overflow pipe is higher than the ground height of the greenery patches that sink, just the overflow pipe probes into the part and the reservoir bed intercommunication of the greenery patches that sink.

By adopting the technical scheme, in rainy days, rainwater on the ground around the sunken green land flows into the sunken green land and is accumulated in the sunken green land; when the rainwater accumulation liquid level reaches the upper end of the overflow pipe, the rainwater overflows into the overflow pipe, is guided into the water storage layer through the overflow pipe and is stored in the water storage layer; in sunny weather, water in the water storage layer is supplied to plants and seeps downwards through rainwater in the impermeable membrane water storage layer. Through this kind of mode, help realizing the automatic water supply operation to the greenery patches, reduce the staff to the operation of taking of water liquid in the cistern, reduce staff's intensity of labour.

The utility model discloses further set up to: the water storage layer is filled with crushed stones.

Through adopting above-mentioned technical scheme, fill in the reservoir and set up the rubble piece, help guaranteeing the water storage effect of reservoir to guarantee the bearing capacity of reservoir.

The utility model discloses further set up to: and the upper side and the lower side of the water storage layer are both provided with geotextile layers.

Through adopting above-mentioned technical scheme, set up geotechnological cloth layer in the upper and lower both sides of reservoir bed to the soil that reduces the upper and lower both sides of reservoir bed gets into the condition emergence of reservoir bed, and helps guaranteeing the water storage effect of reservoir bed.

The utility model discloses further set up to: the lower extreme of overflow pipe is fixed and is provided with stable seat, stable seat buries in the reservoir stratum.

Through adopting above-mentioned technical scheme, set up the stable seat in the downside of overflow pipe to set up the water distributor on the overflow pipe, thereby promote the overflow pipe in the stability that sinks in the green space, help guaranteeing the normal diversion operation to the reservoir bed.

The utility model discloses further set up to: the lower extreme of overflow pipe is the closed setting, the position intercommunication of overflow pipe downside is provided with the water distributor, just the water distributor sets up many around overflow pipe week side.

By adopting the technical scheme, the lower end of the overflow pipe is closed, water is distributed to the water storage layer through the water distribution pipe, the situation that rainwater continuously impacts the lower side of the overflow pipe to cause ground subsidence is reduced, and the uniformity of water distribution for water storage is improved.

The utility model discloses further set up to: the outer wall of the overflow pipe is wrapped with a concrete sleeve.

Through adopting above-mentioned technical scheme, general overflow pipe is the plastic tubing, and the overflow pipe exposes out the part and is damaged by the people very easily, has concrete sleeve at the outer wall parcel of overflow pipe to reduce the destroyed condition of flow tube and take place, prolong the life of overflow pipe.

The utility model discloses further set up to: the middle part intercommunication of overflow pipe is provided with communicating pipe, the one end intercommunication of keeping away from the overflow pipe communicating pipe has the cistern.

Through adopting above-mentioned technical scheme, when the rainwater is great, the cistern can be arranged into through the communicating pipe that the intercommunication set up in the overflow pipe to the rainwater, and the reduction sinks the greenery patches rainwater too much and spills over the circumstances in the external world and take place to can guarantee the normal water storage operation of reservoir bed.

The utility model discloses further set up to: the upper end of the overflow pipe is provided with a filter frame, and water leakage grooves are densely distributed on the filter frame.

Through adopting above-mentioned technical scheme, will cross the filter stand and filter the rainwater, the rainwater will leak the basin and get into the overflow pipe to it causes the overflow pipe and the condition emergence of communicating pipe jam to reduce great object entering overflow pipe, helps guaranteeing normal discharge operation to the rainwater under the great condition of rainwater.

The utility model discloses further set up to: and a backfill soil layer is arranged on the lower side of the water storage layer.

Through adopting above-mentioned technical scheme, set up the backfill soil layer in the downside of reservoir bed, guarantee the bearing capacity of the green space that sinks, reduce the condition emergence that sinks the green space and partially sink in the overflow pipe position.

The utility model discloses further set up to: the impermeable layer is an impermeable membrane.

By adopting the technical scheme, the impermeable layer is set to be the impermeable membrane, so that the condition that rainwater sinks into an underground building is reduced.

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

(1) rainwater is introduced into the water storage layer by virtue of the overflow pipe and is stored in the water storage layer, so that the automatic water supply operation on green land is facilitated, the taking operation of water liquid in the reservoir by workers is reduced, and the labor intensity of the workers is reduced;

(2) the lower end of the overflow pipe is provided with the stabilizing seat, and the outer side wall of the overflow pipe is coated with the concrete sleeve, so that the stability of the overflow pipe buried in the sunken green land is improved;

(3) set up the stable seat through the lower extreme at the overflow pipe, be the closure setting with the lower extreme of overflow pipe to by communicating pipe to the reservoir bed water distribution, and set up the backfill soil layer at the downside of reservoir bed, thereby reduce and sink the greenery patches and take place in the condition that the part of overflow pipe position is sunken, help guaranteeing overflow pipe and communicating pipe normal discharge operation to the rainwater.

Drawings

Fig. 1 is a schematic cross-sectional view of the overall structure of the drainage structure of the sunken green land in this embodiment.

Reference numerals: 1. sinking green land; 11. planting a soil layer; 12. a water storage layer; 121. breaking stone blocks; 13. a geotextile layer; 14. backfilling the soil layer; 15. an impermeable membrane; 2. an overflow pipe; 21. a communicating pipe; 22. a stabilizing base; 23. a concrete sleeve; 24. a water distribution pipe; 3. a reservoir; 4. a filter frame; 41. a water leakage groove.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Example (b):

referring to the attached drawing 1, the sinking type green land drainage structure comprises a sinking green land 1 and a planting soil layer 11 arranged on the upper layer of the sinking green land 1, wherein a water storage layer 12 is arranged on the lower side of the planting soil layer 11, an overflow pipe 2 is vertically embedded in the sinking green land 1, the upper end of the overflow pipe 2 is higher than the ground height of the sinking green land 1, and the upper end of the overflow pipe 2 is not lower than the ground on the peripheral side of the sinking green land 1; and the part of the overflow pipe 2 which is inserted into the sinking green land 1 is communicated with the water storage layer 12, the middle part of the overflow pipe 2 is communicated with a communicating pipe 21, and one end of the communicating pipe 21 which is far away from the overflow pipe 2 is communicated with a reservoir 3. In the rain weather, rain water on the ground around the sunken green land 1 flows into the sunken green land 1 and is accumulated in the sunken green land 1; when the rainwater accumulation liquid level reaches the upper end of the overflow pipe 2, the rainwater overflows into the overflow pipe 2, is guided into the water storage layer 12 through the overflow pipe 2 and is stored in the water storage layer 12; when the rainwater is large, the rainwater can be discharged into the reservoir 3 through a communicating pipe 21 communicated with and arranged in the overflow pipe 2; finally, in sunny weather, the water in the water storage layer 12 will be supplied to the plants.

The water storage layer 12 is filled with crushed stones 121, the upper side and the lower side of the water storage layer 12 are both provided with geotextile layers 13, and the thickness of the water storage layer 12 is not less than 10 cm; a backfill soil layer 14 is arranged on the lower side of the water storage layer 12, and an impermeable membrane 15 is arranged on the lower side of the backfill soil layer 14. The water storage layer 12 is filled with the broken stones 121, and the geotextile layer 13 prevents the soil from entering the water storage layer 12, which helps to ensure the water storage effect of the water storage layer 12.

A stabilizing seat 22 is fixedly arranged at the lower end of the overflow pipe 2, and the stabilizing seat 22 is embedded in the water storage layer 12; the outer wall of the overflow pipe 2 is provided with a concrete sleeve 23, and the communication pipe 21 penetrates through the concrete sleeve 23. The upper end of the overflow pipe 2 is fixedly provided with a filter frame 4, and the filter frame 4 is densely provided with water leakage grooves 41.

A water distribution pipe 24 is horizontally communicated at the position of the overflow pipe 2 close to the stabilizing seat 22, the water distribution pipe 24 penetrates through the concrete sleeve 23, and the water distribution pipe 24 is embedded in the water storage layer 12; furthermore, a plurality of water distribution pipes 24 are provided at regular intervals around the axial direction of the overflow pipe 2.

The present embodiment is further described below with reference to specific actions: in the rain weather, rain water on the ground around the sunken green land 1 flows into the sunken green land 1 and is accumulated in the sunken green land 1; when the rainwater accumulation liquid level reaches the upper end of the overflow pipe 2, the rainwater is filtered by the filter frame 4 and enters the overflow pipe 2 through the water leakage groove 41; then, part of the rainwater is uniformly distributed into the water storage layer 12 through the water distribution pipe 24 and is accumulated in the water storage layer 12, and other rainwater is discharged into the reservoir 3 through the communicating pipe 21; finally, in sunny weather, the water in the water storage layer 12 is supplied to the plants, and the rainwater in the water storage layer 12 is prevented from infiltrating downwards through the impermeable membrane 15.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a formula of sinking greenery patches drainage structures, includes that the greenery patches (1) that sink and setting are in planting soil layer (11) on the greenery patches (1) upper strata that sink, its characterized in that, the bottom of the greenery patches (1) that sink is provided with the barrier, be provided with reservoir (12) between barrier and planting soil layer (11), overflow pipe (2) have been buried underground from top to bottom in the greenery patches (1) that sink, the upper end of overflow pipe (2) is higher than the ground height of the greenery patches (1) that sink, just overflow pipe (2) are visited the part and reservoir (12) intercommunication that sink greenery patches (1).

2. A submerged greenbelt drainage structure according to claim 1, wherein said water storage layer (12) is filled with crushed stones (121).

3. A submerged greenbelt drainage structure as claimed in claim 1, wherein geotextile layers (13) are provided on both upper and lower sides of the water storage layer (12).

4. A submerged greenbelt drainage structure according to claim 1, characterized in that a stabilizing seat (22) is fixedly arranged at the lower end of the overflow pipe (2), and the stabilizing seat (22) is buried in the water storage layer (12).

5. A sunk green land drainage structure as claimed in claim 1, wherein the lower end of the overflow pipe (2) is closed, a plurality of water distribution pipes (24) are arranged at the lower side of the overflow pipe (2) and communicated with each other, and a plurality of water distribution pipes (24) are arranged around the periphery of the overflow pipe (2).

6. A submerged greenbelt drainage structure according to claim 1, wherein the outer wall of the overflow pipe (2) is wrapped with a concrete sleeve (23).

7. A sunk green land drainage structure as claimed in claim 1, wherein a communication pipe (21) is connected to the middle part of the overflow pipe (2), and a water reservoir (3) is connected to one end of the communication pipe (21) far away from the overflow pipe (2).

8. A sunk green land drainage structure as claimed in claim 1, wherein the upper end of the overflow pipe (2) is provided with a filtering shelf (4), and the filtering shelf (4) is densely distributed with water leaking grooves (41).

9. A submerged greenbelt drainage structure according to claim 1, characterized in that the water storage layer (12) is provided with a backfill layer (14) on the underside.

10. A submerged greenbelt drainage structure according to claim 1, wherein said barrier layer is a barrier film (15).

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