CN209958631U

CN209958631U - Unpowered rainwater collecting and utilizing system for vertical greening building

Info

Publication number: CN209958631U
Application number: CN201822122699.5U
Authority: CN
Inventors: 魏本钢; 杨小威; 刘岚迪; 徐静雯; 邓宝瑜; 何伟骥; 黎加纯
Original assignee: Elite Architectural Co Ltd
Current assignee: Elite Architectural Co Ltd
Priority date: 2018-12-18
Filing date: 2018-12-18
Publication date: 2020-01-17
Anticipated expiration: 2028-12-18

Abstract

The utility model relates to a system of utilizing is collected to unpowered rainwater for afforesting the building perpendicularly. Abandon to flow concurrently and filter module and water storage and hold concurrently from washing the module including the roof, the roof is abandoned to flow concurrently and is filtered the module and include the grid, the cobble filter-tank, the filter screen, solenoid valve etc, the water storage holds concurrently and includes the downspout, the water storage tank, drip irrigation the solenoid valve, the drainage solenoid valve, communicating pipe, drip irrigation the pipe etc, the grid is located the cobble filter-tank top, flush with the roofing, the filter screen is located the cobble filter-tank bottom, the filter screen inserts the downspout, the solenoid valve is installed on the downspout, and be located the filter screen below, the bottom of downspout inserts in the water storage tank, the bottom at the water storage tank is installed to the drain pipe, drip irrigation the pipe is connected with the drain pipe through drip irrigation the solenoid valve, the drainage solenoid valve dress is on the drain pipe, and. The utility model provides high rainwater utilization efficiency saves the retaining jar size.

Description

Unpowered rainwater collecting and utilizing system for vertical greening building

Technical Field

The utility model relates to a system of utilizing is collected to unpowered rainwater for afforestation building perpendicularly, in particular to a system of utilizing is collected to unpowered roofing rainwater that is used for afforestation to irrigate perpendicularly and has from washing function simultaneously, belongs to the innovative technology that is used for afforestation building perpendicularly's unpowered rainwater to collect the utilization system.

Background

At present, roof rainwater on the market directly enters a rainwater pipe network of a field area through a rainwater vertical pipe and is discharged into a municipal rainwater pipe. Due to the development of green buildings, rainwater recycling systems are arranged in partial areas, rainwater in the site is collected and treated in a centralized mode, and the rainwater is applied to the water consumption point of the service water. The prior design has the following disadvantages:

1. the building roof is generally flat, no pollutants such as trees, soil and the like exist, the rainwater quality is good, the use requirement is basically met after simple filtration, rainwater with poor ground water quality is converged into the centralized rainwater treatment system, the water quality is deteriorated, the rainwater treatment system is equivalent to the fact that the roof is subjected to transitional purification, and the energy consumption and the chemicals of the rainwater purification system are wasted;

2. for vertical greening buildings, the irrigation water source needs to be pumped from the ground to each floor of the building for irrigation. Particularly, the rainwater recycling system is arranged on the building with the ground, rainwater on the roof flows to the ground from the roof firstly, and then is conveyed to the vertical face of the building by the water conveying pump on the ground for irrigation, so that the potential energy of rainwater is wasted, and the energy consumption of the pump is wasted;

3. some designs directly utilize rainwater to irrigate or store and use, do not all consider two problems: the water quality of rainwater on the roof is better relative concept, dust, other impurities and the like in the air can be adhered to the rain in the early stage, the water quality is difficult to guarantee if the flow discarding of the rain in the early stage is not considered, the water is stored by the small water storage tank in the part b, but the water cannot be cleaned due to position and space limitation, the bottom of the water storage tank can form dirt after a period of time, the water quality is influenced, the service life is also influenced, the rainwater in the part c is a developing water source, a lot of microorganisms exist in the rainwater, the rainwater cannot be used for a long time, the problems of blackening, smelliness and the like.

Disclosure of Invention

An object of the utility model is to consider above-mentioned problem and provide an unpowered rainwater collection and utilization system for afforesting the building perpendicularly, the utility model discloses simple structure improves rainwater utilization efficiency, reduces the rainwater and carries the energy consumption, is a unpowered rainwater collection and utilization system for afforesting the building perpendicularly who realizes energy saving and emission reduction and water conservation effect.

The technical scheme of the utility model is that: the utility model relates to an unpowered rainwater collecting and utilizing system for vertical greening building, which comprises a roof discarding and filtering module and a water storage and self-flushing module, wherein the roof discarding and filtering module comprises a grid, a pebble filter tank, a filter screen, a rainwater pipe and a solenoid valve, the water storage and self-flushing module comprises a rainwater pipe, a water storage tank, a drip irrigation solenoid valve, a drainage pipe, a communication pipe and a drip irrigation pipe, the grid is positioned above the pebble filter tank and is flush with the roof, the filter screen is positioned at the bottom of the pebble filter tank, the filter screen is inserted into the rainwater pipe, the solenoid valve is arranged on the rainwater pipe and is positioned below the filter screen, the bottom of the rainwater pipe is inserted into the water storage tank, the drainage pipe is arranged at the bottom of the water storage tank, the drip irrigation pipe is connected with the drainage pipe through the drip irrigation solenoid valve, the drainage solenoid valve is arranged on the drainage pipe, and the, the water storage tank is communicated with the drain pipe through a communicating pipe.

The utility model discloses a roof is abandoned to flow and is filtered module and water storage and from washing the module concurrently, will abandon to flow and filter the combination according to roofing quality of water characteristic, and utilizes the mode of intaking to combine together the water delivery with washing, is close to perpendicular greening design, direct irrigation. The rainwater purification device is formed by combining the grating, the pebble filter tank and the filter screen, the rainwater flow discarding device is formed by a rainwater timer and an electromagnetic valve, water is stored in the water storage tank, and irrigation and drainage control are performed by combining the drip irrigation electromagnetic valve and the drainage electromagnetic valve. The self-flushing device is formed by flushing the side wall and the bottom of the water storage tank with descending water by using a self-flushing knob arranged at the bottom of the rainwater pipe. The utility model discloses simple structure improves rainwater utilization efficiency, reduces the rainwater and carries the energy consumption, is a unpowered rainwater collection utilization system who is used for afforestation building perpendicularly who realizes energy saving and emission reduction and water conservation effect.

Drawings

FIG. 1 is a schematic diagram of the present invention;

fig. 2 is a schematic view of a roof drainage and filtration module of the present invention;

FIG. 3 is a schematic view of the water storage and self-flushing module of the present invention;

FIG. 4 is a schematic view of the installation structure of the self-flushing knob of the present invention;

fig. 5 is a schematic view of the installation structure of the drip irrigation pipe of the present invention.

Detailed Description

Example (b):

the schematic diagram of the utility model is shown in figure 1, the unpowered rainwater collecting and utilizing system for vertical greening building of the utility model comprises a roof flow-discarding and filtering module and a water storage and self-flushing module, the roof flow-discarding and filtering module comprises a grid 1, a pebble filter tank 2, a filter screen 3, a rainwater pipe 4 and a solenoid valve 5, the water storage and self-flushing module comprises a rainwater pipe 4, a water storage tank 8, a drip irrigation solenoid valve 9, a drainage solenoid valve 10, a drain pipe 11, a communicating pipe 12 and a drip irrigation pipe 16, the grid 1 is positioned above the pebble filter tank 2 and flush with the roof, the filter screen 3 is positioned at the bottom of the pebble filter tank 2, the filter screen 3 is inserted into the rainwater pipe 4, the solenoid valve 5 is installed on the rainwater pipe 4 and positioned below the filter screen 3, the bottom of the rainwater pipe 4 is inserted into the water storage tank 8, the drain pipe 11 is installed at the bottom of the water storage tank 8, the drain pipe 16 is connected with the, the drain solenoid valve 10 is installed on the drain pipe 11, and the installation position of the drain solenoid valve 10 on the drain pipe 11 is positioned below the joint of the drip irrigation pipe 16, and the water storage tank 8 is communicated with the drain pipe 11 through a communication pipe 12. The solenoid valve 5, the drip irrigation solenoid valve 9, and the drain solenoid valve 10 are electrically connected to a control device, and the control device controls the operations of the solenoid valve 5, the drip irrigation solenoid valve 9, and the drain solenoid valve 10.

In this embodiment, an exhaust pipe 13 is disposed at the top of the water storage tank 8. The exhaust pipe 13 is made of DN10 PVC pipe.

In this embodiment, the water storage tank 8 is funnel-shaped and includes a cylinder and a cone, and a water outlet at the bottom of the cone of the water storage tank 8 is connected to the drain pipe 11.

The conical angle theta 1 of the cone arranged on the water storage tank 8 is 45-60 degrees. In the present embodiment, the taper angle θ 1 is 45 °.

In this embodiment, the bottom of the rain pipe 4 is provided with a self-flushing knob 15 through a self-flushing connector 14. The self-flushing knob 15 is connected with the self-flushing connecting piece 14 by screw threads, and the self-flushing connecting piece 14 is connected with the rainwater pipe 4 by glue.

The distance H1 from the washing knob 15 to the joint position of the cylinder and the cone of the water storage tank 8 is 40-80 mm; the distance H2 between the communication position of the communication pipe 12 and the water storage tank 8 and the bottom of the water storage tank 8 is 300-500 mm. In this embodiment, the distance H2 between the position where the connection pipe 12 is connected to the water storage tank 8 and the bottom of the water storage tank 8 is 370 mm.

The included angle theta 2 between the inclined plane of the self-flushing knob 15 and the horizontal plane is 15-30 degrees. The inclined plane of the self-washing knob 15 is the water outflow direction, and the inclined plane enables the water outflow direction to form enough washing force. In this embodiment, the included angle θ 2 is 30 °, and the distance H1 from the washing knob 15 to the junction position of the cylinder and the cone of the water storage tank 8 is 76mm, and the falling rainwater can just wash the side wall and the bottom of the lower water storage tank.

The electromagnetic valve 5 is also connected with a rainfall sensor 6, and the rainfall sensor 6 and the electromagnetic valve 5 are in linkage control. The signal output end of the rainfall sensor 6 is electrically connected with a control device, and the control device is electrically connected with the electromagnetic valve 5.

In this embodiment, above-mentioned grid 1 flushes with roofing rainwater groove 7, protects roofing pedestrian's walking on the one hand, avoids stumbling, and on the other hand is convenient for the rainwater and collects. The filter net 3 has the same outer diameter as the inner diameter of the drain pipe 4.

The joint of the drip irrigation pipe 16 and the drain pipe 11 is inclined downwards, and the included angle theta 3 between the axial geometric center line of the drip irrigation pipe 16 and the horizontal plane is 5-10 degrees. In this embodiment, θ 3 is about 7 °, and the downward inclination of the drip irrigation pipe 16 is to make water flow downward, and the gravitational potential energy satisfies the drip irrigation water pressure requirement, so as to realize unpowered irrigation and facilitate irrigation of vertical greening.

Through scientific research, the water quality in the early stage of rainfall generally has dust, impurities and the like in the air, and is not suitable for collection. The utility model discloses the flow device is abandoned in setting, is controlled by the time, and the rainfall is all not collected in the first 5 minutes, is discharged away by other downspouts. And the utility model discloses filtration system is located the system top, utilizes the rainwash to take away previous filtration impurity washing, has washd filter media. At the early stage of rainfall, all valves are closed, after the rainfall sensor 6 feeds back the rainfall for 5 minutes after the rainfall is in a certain time, the control device controls the electromagnetic valve 5 to be opened, other valves are closed, the rainwater can pass through the grating 1, the pebble filter tank 2 and the filter screen 3, impurities in the rainwater are basically removed, and the rainwater irrigation system can be used for irrigation. Rainwater gets into water storage tank 8 by rainwater pipe 4 earlier in, controlling means control drips irrigation solenoid valve 9 and drainage solenoid valve 10 and all closes, forms the water storage effect, reaches communicating pipe 12 until the water level, flows to next one deck water storage tank, and after each water storage tank all held full water, the rainwater got into municipal pipe network by the rainwater well of bottommost layer. When rainwater in the water storage tank is utilized for irrigation, the control device controls the drainage electromagnetic valve 10 to be closed, the drip irrigation electromagnetic valve 9 to be opened, and water pressure of drip irrigation can be met by utilizing the gravity action of the water level per se, so that irrigation for vertical greening is realized. The utility model relates to a water storage from bottom to top all stores up-to-date rainwater at every turn, and the remaining rainwater in discharge upper portion can keep quality of water good. Consider that rainwater long-term storage can deteriorate, produce phenomenons such as smelly blackening, unsuitable use, the utility model relates to a when 6 feedbacks of rainfall sensor do not have rainfall 3 days above, controlling means control is driped irrigation solenoid valve 9 and is closed, and drainage solenoid valve 10 is whole to be opened, because drain pipe 11 links to each other with the field area rainwater well, and the rainwater is discharged step by drain pipe 11. When the system uses a period, 8 bottoms in water storage tank can produce partial dirt, and controlling means control solenoid valve 5 and drainage solenoid valve 10 are opened, close and drip irrigation solenoid valve 9, pour a small amount of clear water at the top, and clear water is by 4 tops of downspout from washing 8 lateral walls and bottoms of water storage tank that the knob is even with water that erode, after the potential energy accelerates, rivers erode the dynamics rationally, can effectively wash inside the water storage tank, need not personnel and wash one by one, and is convenient effective.

According to the calculation, each layer is provided with a water storage tank 8 which is designed into a wall side square shape and an outer side cylindrical shape and has the size of 300 × 400 mm. The utility model discloses the downspout adopts DN50 tubular product, the utility model relates to a water storage just can use three days, and the water yield does not use up's direct emission after three days guarantees the cleanness of water storage tank.

The utility model discloses roofing rainwater is collected and is utilized system to design to setting up the perpendicular greening building, has solved the complicated irrigation pipe of building facade and has arranged the problem. The roof rainwater belongs to a water source with better water quality in cities, and can be directly used for greening irrigation after being treated by grids, pebbles with different grain diameters, a filter screen and the like; meanwhile, the self-flushing knob can flush dirt on the side wall and the bottom of the water storage tank; the water storage tank is arranged in combination with the vertical greening position, so that the vertical space is fully utilized, and the water waste caused by overhigh pressure of the dropper is avoided. The utility model is suitable for a set up perpendicular afforestation building, improved rainwater utilization efficiency, saved retaining jar size. The utility model discloses simple structure improves rainwater utilization efficiency, reduces the rainwater and carries the energy consumption, is a unpowered rainwater collection utilization system who is used for afforestation building perpendicularly who realizes energy saving and emission reduction and water conservation effect.

Claims

1. An unpowered rainwater collecting and utilizing system for vertical greening buildings is characterized by comprising a roof flow discarding and filtering module and a water storage and self-flushing module, wherein the roof flow discarding and filtering module comprises a grid, a pebble filtering tank, a filter screen, a rainwater pipe and an electromagnetic valve, the water storage and self-flushing module comprises a rainwater pipe, a water storage tank, a drip irrigation electromagnetic valve, a drainage pipe, a communication pipe and a drip irrigation pipe, the grid is positioned above the pebble filtering tank and is flush with a roof, the filter screen is positioned at the bottom of the pebble filtering tank and is inserted into the rainwater pipe, the electromagnetic valve is arranged on the rainwater pipe and is positioned below the filter screen, the bottom of the rainwater pipe is inserted into the water storage tank, the drainage pipe is arranged at the bottom of the water storage tank, the drip irrigation pipe is connected with the drainage pipe through the drip irrigation electromagnetic valve, the drainage electromagnetic valve is arranged on the drainage pipe, and the installation position of drainage, the water storage tank is communicated with the drain pipe through a communicating pipe.

2. The unpowered rainwater collecting and utilizing system for vertical greening buildings according to claim 1, wherein the top of the water storage tank is provided with an exhaust pipe.

3. The unpowered rainwater collecting and utilizing system for the vertical greening building as claimed in claim 1, wherein the water storage tank is funnel-shaped and comprises a cylinder and a cone, and a water outlet at the bottom of the cone arranged on the water storage tank is connected with a drain pipe.

4. The unpowered rainwater collecting and utilizing system for the vertical greening building as recited in claim 3, wherein the cone angle θ 1 of the cone of the water storage tank is 45 to 60 °.

5. The unpowered rainwater collecting and utilizing system for vertical greening buildings according to claim 3, wherein the bottom of the rainwater pipe is provided with a self-flushing knob through a self-flushing connector.

6. The unpowered rainwater collecting and utilizing system for the vertical greening building as recited in claim 5, wherein a distance H1 from the washing knob to a joint position of the cylinder and the cone of the water storage tank is 40-80 mm; the distance H2 between the communication position of the communication pipe and the water storage tank and the bottom of the water storage tank is 300-500 mm.

7. The unpowered rainwater collecting and utilizing system for the vertical greening building as recited in claim 6, wherein an included angle θ 2 between an inclined plane of the self-washing knob and a horizontal plane is 15-30 °.

8. The unpowered rainwater collecting and utilizing system for the vertical greening building according to claim 1, wherein the solenoid valve is further connected with a rainfall sensor, and the rainfall sensor and the solenoid valve are in linkage control.

9. The unpowered rainwater collection and utilization system for vertical greening buildings according to claim 1, wherein the grating is flush with the roof rainwater gutter; the outer diameter of the filter screen is the same as the inner diameter of the drain pipe.

10. The unpowered rainwater collecting and utilizing system for the vertical greening building according to any one of claims 1 to 9, wherein the connection part of the drip irrigation pipe and the drainage pipe is inclined downwards, and the included angle theta 3 between the axial geometric center line of the drip irrigation pipe and the horizontal plane is 5-10 degrees.