CN218562780U

CN218562780U - Three-dimensional step near-zero emission system for roof rainwater

Info

Publication number: CN218562780U
Application number: CN202222725394.XU
Authority: CN
Inventors: 尹文超; 卢兴超; 刘永旺
Original assignee: China Architecture Design and Research Group Co Ltd
Current assignee: China Architecture Design and Research Group Co Ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-03-03
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to a nearly zero discharge system of three-dimensional step of roofing rainwater relates to sponge city construction, rainwater control and utilizes technical field, include: the roof unit, the main body water storage unit and the rainwater garden unit; the roof unit is connected with a gabion body in the main body water storage unit through a building rain drop pipe; rainwater collected by the main body water storage unit is drained into the gabion body after interception by surface vegetation and soil infiltration, and then continuously seeps underground after being filtered and stored, redundant rainwater is drained into the rainwater garden unit through the seepage pipe, water storage materials are arranged in the rainwater garden unit for water storage, and redundant rainwater is drained through the overflow pipe. The utility model discloses a three-dimensional ladder thinking carries out incremental type to the rainwater and dissolves, has good control rainwater effect.

Description

Three-dimensional step near-zero emission system for roof rainwater

Technical Field

The utility model relates to a sponge city construction, rainwater control and utilize technical field, specifically relate to a nearly zero discharge system of three-dimensional step of roofing rainwater.

Background

Sponge city construction requires the adoption of modes of seepage, stagnation, storage, purification, use and drainage, rainwater is effectively controlled, and the aims of no water accumulation in light rain, no waterlogging in heavy rain and conservation of rainwater are fulfilled. At present, concave greenbelts, bioretention facilities, rainwater gardens, rainwater wet ponds, permeable sugar and the like are mostly adopted in the sponge city construction process, the occupied area is large, the rainwater cannot be effectively controlled at the position where land resources are short, and the near-zero emission target is realized.

SUMMERY OF THE UTILITY MODEL

The utility model discloses just based on prior art's above-mentioned demand and proposing, the utility model provides a principle is simple, utilize three-dimensional ladder thinking, carries out the incremental type to the rainwater and dissolves, has the discharge system of good control rainwater effect.

In order to solve the above problems, the present application provides a technical solution:

a roof rainwater three-dimensional step near-zero emission system comprises:

the roof unit, the main body water storage unit and the rainwater garden unit;

the roof unit is connected with a gabion body in the main body water storage unit through a building rain drop pipe;

rainwater collected by the main body water storage unit is drained into the gabion body after interception by surface vegetation and soil infiltration, and then continuously seeps underground after being filtered and stored, redundant rainwater is drained into the rainwater garden unit through the seepage pipe, water storage materials are arranged in the rainwater garden unit for water storage, and redundant rainwater is drained through the overflow pipe.

Through the structural design, the three-stage incremental consumption can be realized by the rainwater drainage system, and the rainwater is simultaneously filtered, absorbed and drained, and zero carbon is drained.

The utility model discloses a preferred embodiment, the roofing unit adopts green roof, including at least one kind green plant.

Through the structural design, primary rainwater accumulation can be realized, and little rainwater is not accumulated.

The utility model discloses a preferred embodiment, a plurality of planting casees have been placed to the roofing unit, the bottom or the lateral wall of planting the case are equipped with the infiltration hole.

Through above-mentioned structural design, can be in a flexible way maintain green planting, change and arrange in pairs or groups to reach the control rainwater ability of rationalization.

The utility model discloses a preferred embodiment, main part retaining unit mainly comprises planting soil, green planting, the square gabion body and the infiltration pipe that has biofilm carrier.

The biological filler is used as a carrier of the microbial biofilm, the filler types are honeycomb, net and the like, and synthetic fiber balls, fiber bundles, biological ribbons, ropes and the like are adopted; a natural rainwater filtering and absorbing structure is constructed by soil, green plants and biological fillers; and meanwhile, the infiltration pipe discharges redundant rainwater.

The utility model discloses a preferred embodiment, main part retaining unit encloses the cell body structure of establishing and forming for the water proof wall, main part retaining unit sets up along an at least wall body bottom of building.

Make main part retaining unit rainwater not expose through the cut-off wall, guarantee the function realization of retaining unit.

The utility model discloses a preferred embodiment, the retaining material of rainwater garden unit encloses to establish arranges, and the middle planting district that constitutes rainwater garden unit.

The water storage material absorbs rainwater and then gradually permeates into the planting area.

The utility model discloses a preferred embodiment, the outside cladding of retaining material has waterproof material at least, and towards plant the district and be provided with infiltration material or infiltration hole.

Through the structure, the soil loss is prevented, and rainwater can be permeated into the rainwater garden.

The utility model discloses a preferred embodiment, the retaining material outside is enclosed by the diaphragm wall and establishes and forms, the overflow pipe link up the diaphragm wall and stretches into in the rainwater garden unit, and be located the top of planting the soil horizon.

Through the structure setting, the water storage material and the water-proof wall integrally form a waterproof and water storage structure, and after the water storage amount reaches the overflow position of the water storage area, the rainwater is subjected to overflow discharge so as to avoid soil loss and pollution.

The utility model discloses a preferred embodiment, the roofing unit still is provided with photovoltaic board, battery, and with the water pump unit that the battery is connected, water pump unit and the building rain drop union coupling of part.

Through the structure, active rainwater drainage can be realized, and a rainwater drainage effect is achieved.

The utility model discloses a preferred embodiment, the slope of photovoltaic board sets up the top of roofing unit.

The photovoltaic panel that the slope set up can utilize the rainwater effect to wash away the face, keeps the face clean.

The utility model discloses following beneficial effect has at least:

1. this rainwater drainage system can realize that the three-stage incremental type is absorbed, realizes filtering, absorbs simultaneously to the rainwater, and discharges, zero carbon discharges.

2. Can maintain, change and arrange the green plant in a flexible way to reach the control rainwater ability of rationalization.

3. The main body water storage unit constructs a natural rainwater filtering and absorbing structure through soil, green plants and biological fillers.

4. The roof can realize active rainwater drainage, reaches rainwater drainage effect.

Drawings

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

description of the reference numerals:

1. a roofing unit; 2. building a rain drop pipe; 3. a main body water storage unit; 4. a water-stop wall; 5. infiltrating a pipe; 6. a rain garden; 7. a water storage material; 8. a wall surface; 9. planting green; 10. planting soil; 11. a stone dragon body; 12. a photovoltaic panel; 13. between waterproof equipment.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

For the purpose of facilitating understanding of the embodiments of the present application, the following description will be made in terms of specific embodiments with reference to the accompanying drawings, which are not intended to limit the embodiments of the present application.

Referring to fig. 1, the present embodiment provides a roof rainwater three-dimensional step near-zero emission system, including:

the roof unit 1, the main body water storage unit 3 and the rainwater garden unit 6;

the roof unit 1 is connected with a gabion body 11 in the main body water storage unit 3 through a building rain drop pipe 2;

rainwater collected by the main body water storage unit 3 is drained into the stone cage body 11 after interception by surface vegetation and soil infiltration, and then continuously seeps underground after being filtered and stored, redundant rainwater is drained into the rainwater garden unit 6 through the seepage pipe, a water storage material 7 is arranged in the rainwater garden unit 6 for water storage, and redundant rainwater is drained through the overflow pipe.

Specifically, the plurality of building rain pipes 2 are provided along different wall surfaces 8 of the building.

Preferably, the roofing unit 1 is a green roof, comprising at least one green plant 9.

Preferably, a plurality of planting boxes are placed on the roof unit 1, and the bottom or the side wall of each planting box is provided with a penetration hole.

Particularly, plant the case and adopt waterproofly, and corrosion-resistant material avoids the rainwater of plant to soak through the infiltration hole, for preventing soil loss, has laid the cloth that permeates water, for example geotechnological cloth material at planting the incasement.

Specifically, the main body water storage unit 3 mainly consists of planting soil 10, green plants 9, a checkered stone cage body 11 with biological filler and a seepage pipe 5.

Specifically, main part water storage unit 3 encloses the cell body structure of establishing and forming for diaphragm wall 4, main part water storage unit 3 sets up along an at least wall body bottom of building.

Main part water storage unit 3 can be built with 8 separation of wall, also can with wall 8 structure as an organic whole, in order to prevent the irrigation of other rainwater and influence the water storage capacity, preferred, main part water storage unit 3 and 8 laminating of building wall or the distance is no longer than 1 meter.

Preferably, the water-retaining material of the rainwater garden unit 6 comprises at least a gravel layer and a planting soil layer, and the gravel layer and the planting soil layer are wrapped with a water-permeable geotextile.

Particularly, the geotextile is one-way water-permeable geotextile, the gravel layers are laid by multiple layers of gravels with different particle sizes in a grading way, and the water-permeable geotextile is respectively laid between each gravel layer and the planting soil layer in an isolating way so as to prevent materials from mutually permeating.

Preferably, the water storage material 7 of the rainwater garden unit 6 is arranged in a surrounding manner, and the middle of the water storage material forms a planting area of the rainwater garden unit 6.

Preferably, the rainwater garden unit 6 is surrounded by a water-stop wall 4, and the overflow pipe penetrates through the water-stop wall, extends into the rainwater garden unit 6 and is positioned above the planting soil layer.

Specifically, the outermost side of the water storage material 7 is surrounded by the water-stop wall 4. Specifically, the overflow pipe link up the cut-off wall 4 to stretch out a certain distance, when the water storage area is full of water, unnecessary rainwater flows out from domatic overflow pipe.

Preferably, the roof unit 1 is further provided with a photovoltaic panel 12, a storage battery, and a water pump unit connected with the storage battery, and the water pump unit is connected with part of the building rain drop pipe 2.

Specifically, the battery sets up in independent waterproof equipment room 13, and personnel's operation control water pump unit's opening and closing during the rainy day is preferred, still includes the remote communication module, through remote control water pump unit.

Preferably, the photovoltaic panel is obliquely arranged on the top of the roof unit 1.

The utility model discloses work as follows: the roof rainwater is intercepted and filtered by greening facilities on the roof and then is discharged into the main body water storage unit 3 through the building rainwater falling pipe 2, the building rainwater falling pipe 2 is connected with a gabion body in the main body water storage unit 3, the rainwater collected by the main body water storage unit is intercepted by surface vegetation, is discharged into the gabion body after soil infiltration, continues to infiltrate underground after being filtered and stored, redundant rainwater enters the infiltration pipe and is discharged into a rainwater garden, water storage materials are arranged in the rainwater garden to store water, and the redundant rainwater is discharged in an overflowing manner.

The above-mentioned embodiments, objects, technical solutions and advantages of the present application are described in further detail, it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present application, and are not intended to limit the scope of the present application, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present application should be included in the scope of the present application.

Claims

1. The utility model provides a nearly zero discharge system of three-dimensional step of roofing rainwater which characterized in that includes:

the roof unit (1), the main body water storage unit (3) and the rainwater garden unit (6);

the roof unit (1) is connected with a gabion body (11) in the main body water storage unit (3) through a building rain drop pipe (2);

rainwater collected by the main body water storage unit (3) is drained into the stone cage body (11) after being subjected to surface vegetation interception and soil infiltration, continues to seep underground after being filtered and stored, redundant rainwater is drained into the rainwater garden unit (6) through the seepage pipe, water storage materials (7) are arranged in the rainwater garden unit (6) for water storage and storage, and redundant rainwater is drained through the overflow pipe.

2. The three-dimensional stepped near-zero emission roofing rainwater system according to claim 1, wherein the roofing unit (1) is a green roof comprising at least one green plant (9).

3. The three-dimensional stair near-zero emission system for roof rainwater according to claim 2, wherein a plurality of planting boxes are placed on the roof unit (1), and the bottom or the side wall of each planting box is provided with a penetration hole.

4. The three-dimensional stepped near-zero emission system for roof rainwater according to claim 1, characterized in that the main body water storage unit (3) is mainly composed of planting soil (10), green plants (9), a checker gabion body (11) with biological fillers and a seepage pipe (5).

5. The three-dimensional stepped near-zero emission system for roof rainwater according to claim 4, wherein the main body water storage unit (3) is a groove structure enclosed by a water-stop wall (4), and the main body water storage unit (3) is arranged along the bottom of at least one wall of a building.

6. The three-dimensional roof rainwater gradient near-zero emission system according to claim 1, characterized in that the water storage materials (7) of the rainwater garden unit (6) are arranged in a surrounding manner, and the middle of the system forms a planting area of the rainwater garden unit (6).

7. The three-dimensional roof rainwater step near-zero emission system according to claim 6, characterized in that the water storage material (7) is coated with at least waterproof material on the outside and is provided with permeable material or permeable holes facing the planting area.

8. The three-dimensional stepped near-zero emission system for roof rainwater according to claim 7, wherein the outermost side of the water storage material (7) is surrounded by a water-stop wall (4), and the overflow pipe penetrates through the water-stop wall and extends into the rainwater garden unit (6) and is located above the planting soil layer.

9. The three-dimensional cascade near-zero emission system for roof rainwater according to claim 1, characterized in that the roof unit (1) is further provided with a photovoltaic panel, a storage battery, and a water pump unit connected with the storage battery, and the water pump unit is connected with part of the building rainwater falling pipe (2).

10. The three-dimensional stepped near-zero emission roofing rainwater system according to claim 9, wherein the photovoltaic panel is arranged obliquely on top of the roofing unit (1).