CN215978111U - Planting roof structure - Google Patents

Abstract

A planting roof structure belongs to the technical field of planting roofs. The method is characterized in that: the top of barricade (1) is provided with waterproof layer (12), barricade (1) sets up the upside at waterproof layer (12), and barricade (1) surrounds into the vegetation district at the upside of waterproof layer (12), the planting soil layer sets up in the vegetation district, sump pit (9) set up in the planting soil layer, sump pit (9) are side by side and the interval is provided with a plurality of, form planting district (8) between adjacent sump pit (9), the top of sump pit (9) is provided with inlet opening (901), the bottom is provided with wash port (902), the flow of inlet opening (901) is greater than the flow of wash port (902), water circulating device's water inlet and drainage channel (16) intercommunication on roof, the delivery port is linked together with the planting soil layer of sump pit (9) upside. The planting roof structure greatly prolongs the water retention time in the planting soil layer, and realizes the full utilization of water resources.

Description

Planting roof structure

Technical Field

A planting roof structure belongs to the technical field of planting roofs.

Background

In order to limit the increasing of the environmental pollution of urban waste gas, dust, noise and the like, the increase of the urban greening area is imperative, but the urban ground greening area is limited, the three-dimensional greening, especially roof greening, needs to be developed, and the regulation effect of ecological greening on buildings can be presented in dense building groups.

The problem that roof greening faces mainly has the watering problem of roof leak and vegetation, because the roof relief is high, and the illumination is sufficient, and the water that persists in the planting soil is less, and the time that the water persists is shorter, needs frequent watering to the vegetation to guarantee that the vegetation has sufficient moisture content, and water in watering the roof planting soil most direct flow down, only few portion is persisted in the planting soil, has caused the waste of water resource.

Disclosure of Invention

The technical problem to be solved by the utility model is as follows: overcome prior art's not enough, provide one kind and can guarantee that the water retention time in the planting soil layer is long, reduce the frequency of watering, and can realize the planting roofing structure of water cycle use.

The technical scheme adopted by the utility model for solving the technical problems is as follows: this plant roofing structure, its characterized in that: including setting up the barricade at the roof upside, plant the soil layer, sump pit and water circle device, the top of barricade is provided with the waterproof layer, the barricade sets up the upside at the waterproof layer, and the barricade surrounds into the vegetation district at the upside of waterproof layer, it sets up in the vegetation district to plant the soil layer, the sump pit sets up in the vegetation district, the sump pit is provided with a plurality of side by side and interval, form planting the district between adjacent sump pit, the top of sump pit is provided with the inlet opening, the bottom is provided with the wash port, the flow of inlet opening is greater than the flow of wash port, water circle device's water inlet and the drainage channel intercommunication of roof, the delivery port is linked together with the planting soil layer of sump pit upside, be provided with the outlet on the barricade.

Preferably, the diameter of the water inlet hole is larger than that of the drain hole, and the number of the water inlet holes is larger than that of the drain holes. The diameter of the water inlet holes is larger than that of the drain holes, and the number of the water inlet holes is larger than that of the drain holes, so that a certain amount of water can be reserved in the water collecting bin.

Preferably, the water circulation device comprises a water tank, a water pump and a conveying pipe, the top of the water tank is communicated with the drainage channel, a water inlet of the water pump is communicated with the water tank, and a water outlet of the water pump is communicated with the planting soil layer through the conveying pipe. The water tank can collect the water in the drainage channel, the water recycling is realized, rainwater and the like can be collected and utilized, and the water resource is saved.

Preferably, the water circulating device further comprises a water inlet pipe, a water inlet valve is arranged on the water inlet pipe, and a liquid level indicating pipe is arranged on the side of the water tank. The inlet tube can be to moisturizing in the water tank to guarantee the not enough of water yield in the water tank.

Preferably, the water circulation device further comprises a water spraying pipe, the water spraying pipe is arranged at the bottom of the water tank, a plurality of water spraying holes are formed in the pipe wall of the water spraying pipe, and the water outlet of the water inlet pipe is communicated with the water spraying pipe. The spray pipe can spout the water of inlet tube into the water tank to stir the water in the water tank, avoid persisting the stagnant water in the water tank.

Preferably, a filter screen is arranged at the top of the drainage channel. The filter screen can filter the water that enters into in the drainage channel, avoids debris to cause the jam to the pipeline.

Preferably, the soil-planting soil further comprises a moisture-preserving layer, and the moisture-preserving layer is arranged on the upper side of the planting soil layer. The moisture retention layer can further improve the retention time of water in the planting soil layer.

Preferably, still include the rubble filter layer, plant the soil layer including setting up and planting the soil layer and setting up and planting the soil layer under the storehouse downside catchmenting on catchmenting the storehouse upside, the rubble filter layer sets up between storehouse and the last soil layer of planting of catchmenting, and is provided with the geotechnological cloth layer between last soil layer of planting and the rubble filter layer. The gravel filter layer can filter water and then enter the water collecting bin, so that sundries are prevented from blocking a water inlet hole and a water drain hole of the water collecting bin, and the geotextile layer can prevent planting soil from entering the gravel filter layer.

Preferably, the soil-planting machine further comprises a water replenishing pipe, the lower portion of the water replenishing pipe is arranged in the soil-planting layer, a water replenishing hole is formed in the pipe wall of the water replenishing pipe, and the upper end of the water replenishing pipe is communicated with a water outlet of the water circulating device. The moisturizing pipe can be with even spouting of water to planting in the soil horizon, guarantees to water evenly.

Preferably, the lower end of the water replenishing pipe extends into the water collecting bin. The moisturizing pipe can also be to the sump moisturizing, guarantees that the water in the sump is sufficient.

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

this waterproof layer of planting roofing structure can play waterproof effect, avoid the roof to take place the phenomenon of leaking, the outlet can be with the timely row away of planting soil layer infiltration water, the intraformational water of planting soil is accepted at the top of sump pit, and in the planting soil layer of lower part is arranged into through the wash port, because the flow of inlet opening is greater than the flow of wash port, make the sump pit can persist a certain amount of water, and can slow down the speed that the water seepage flows, the time that makes the intraformational water of planting soil persist prolongs greatly, the frequency of watering to the quilt has been reduced, water circulating device can collect the drainage channel exhaust water, and send back to once more in the planting soil layer, can enough realize the used circulation of water, can collect the rainwater again and realize recycling, the make full use of water resource has been realized.

Drawings

Fig. 1 is a schematic front sectional view of a planted roof structure.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a front cross-sectional schematic view of a water tank.

In the figure: 1. the water level gauge comprises a retaining wall 2, a parapet wall 3, a moisturizing layer 4, an upper planting soil layer 5, a geotextile layer 6, a gravel filtering layer 7, a water replenishing pipe 8, a planting area 9, a water collecting bin 901, a water inlet hole 902, a water discharging hole 10, a lower planting soil layer 11, a water storage and discharge layer 12, a waterproof layer 13, a heat preservation layer 14, a slope finding layer 15, a roof 16, a water discharging channel 17, a filter screen 18, a water guiding pipe 19, a water inlet pipe 20, a water inlet valve 21, a water tank 22, a water outlet valve 23, a water pump 24, a conveying pipe 25, a water outlet 26, a water spraying pipe 2601, a water spraying hole 27 and a liquid level indicating pipe.

Detailed Description

FIGS. 1 to 3 illustrate preferred embodiments of the present invention, and the present invention will be further described with reference to FIGS. 1 to 3.

The utility model provides a roofing structure plants, including setting up barricade 1 at 15 upsides on roof, plant the soil layer, sump pit 9 and water circle device, the top of barricade 1 is provided with waterproof layer 12, barricade 1 sets up the upside at waterproof layer 12, and barricade 1 surrounds into the vegetation district at the upside of waterproof layer 12, it sets up in the vegetation district to plant the soil layer, sump pit 9 sets up in planting the soil layer, sump pit 9 is side by side and the interval is provided with a plurality of, form planting district 8 between adjacent sump pit 9, sump pit 9's top is provided with inlet opening 901, the bottom is provided with wash port 902, the flow of inlet opening 901 is greater than the flow of wash port 902, water circle device's water inlet and the drainage channel 16 intercommunication on roof, the delivery port is linked together with the planting soil layer of sump pit 9 upside, be provided with outlet 25 on the barricade 1. This waterproof layer 12 of planting roofing structure can play waterproof effect, avoid roof 15 to take place the phenomenon of hourglass water, outlet 25 can in time remove the planting soil layer infiltration water, the intraformational water of planting soil is accepted at the top of sump 9, and in the planting soil layer of lower part is arranged into through wash port 902, because the flow of inlet opening 901 is greater than the flow of wash port 902, make sump 9 can persist a certain amount of water, and can slow down the speed that the water seepage flows, make the intraformational water of planting persist the time prolong greatly, the frequency of watering to the vegetation has been reduced, water circulating device can collect drainage channel 16 exhaust water, and send back to the planting soil in situ once more, can enough realize the recycling of water, can collect the rainwater again and realize recycling, the make full use of water resource has been realized.

The present invention is further described with reference to the following detailed description, however, it should be understood by those skilled in the art that the detailed description given herein with respect to the accompanying drawings is for better explanation and that the present invention is not necessarily limited to the specific embodiments, but rather, for equivalent alternatives or common approaches, may be omitted from the detailed description, while still remaining within the scope of the present application.

Specifically, the method comprises the following steps: as shown in FIGS. 1-2: the planting roof structure further comprises a slope layer 14 and a heat insulation layer 13, the slope layer 14 is arranged on the upper side of the roof 15, and the slope layer 14 is in an inclined shape which gradually decreases along the direction close to the drainage channel 16, so that water reserved on the roof flows into the drainage channel 16 and is quickly drained away through the drainage channel 16. The heat preservation layer 13 is arranged on the upper side of the slope finding layer 14, and the heat preservation layer can play a heat preservation effect. The waterproof layer 12 is arranged on the upper side of the heat insulation layer 13, and the waterproof layer 12 can play a waterproof role to prevent water leakage on the roof.

Parapet 2 is disposed around roof 15, parapet 2 is disposed on the upper side of roof 15, retaining walls 1 are disposed at intervals in parapet 2, and drainage channel 16 is disposed between retaining walls 1 and parapet 2.

The retaining wall 1 surrounds to form a cuboid cavity to form a vegetation area. This plant roofing structure is still including setting up moisturizing layer 3, geotechnological cloth layer 5 and rubble filter layer 6 in the vegetation district, and wherein plant the soil layer and including planting soil layer 4 and planting soil layer 10 down. The moisture retention layer 3 is arranged on the upper side of the upper planting soil layer 4, and the moisture retention layer 3 is a dry bark layer. The storehouse 9 that catchments sets up and plants between soil layer 4 and the lower planting soil layer 10 at last, and rubble filter layer 6 sets up and plants between soil layer 4 at the storehouse 9 and last of catchmenting, can filter the water that enters into in the storehouse 9 that catchments, avoids causing the jam to the inlet opening 901 and the wash port 902 of the storehouse 9 that catchments. Geotechnical cloth layer 5 sets up between rubble filter layer 6 and last planting soil layer 4, and geotechnical cloth layer 5 can avoid planting soil to enter into in rubble filter layer 6.

This plant roofing structure is still including setting up the drainage blanket 11 that holds in the vegetation district, holds drainage blanket 11 and sets up the downside of planting soil layer 10 under, holds drainage blanket 11 and lays by the rubble and form, holds drainage blanket 11 and also is provided with geotechnological cloth layer 5 down between planting soil layer 10 to the planting soil of planting soil layer 10 enters into and holds in the drainage blanket 11 under avoiding. The bottom of the retaining wall 1 on the right side is provided with a water outlet 25, the water outlet 25 is arranged right opposite to the water storage and drainage layer 11, water entering the water storage and drainage layer 11 is quickly discharged, and the problem of water leakage of the roof 15 is avoided.

The water collecting bins 9 are arranged in parallel along the width direction of the vegetation area and are arranged in two rows at intervals, a planting area 8 is formed between the two water collecting bins 9, and the roots of the planted plants penetrate through the gaps between the two water collecting bins 9 and extend into the lower planting soil layer 10.

The water collecting bin 9 is made of PVC materials, the top of the water collecting layer 9 is provided with a water inlet 901, the bottom of the water collecting layer 9 is provided with a drain hole 902, the diameter of the water inlet 901 is larger than that of the drain hole 902, and the number of the water inlet 901 is larger than that of the drain hole 902, so that the flow of the water inlet 901 is larger than that of the drain hole 902, a certain amount of water is reserved in the water collecting bin 9, and the watering frequency is reduced.

This plant roofing structure still includes moisturizing pipe 7, the vertical setting of moisturizing pipe 7, and moisturizing pipe 7's lower extreme passes moisturizing layer 3 in proper order, goes up to plant in soil layer 4, geotechnological cloth layer 5 and the rubble filter layer 6 back stretch into the sump pit 9 that catchments, and moisturizing pipe 7 has two rows that set up in planting 8 both sides in district, and every row all includes a plurality of roots that set up side by side and interval. The pipe wall of the water replenishing pipe 7 is provided with water replenishing holes, so that water can fully enter the upper planting soil layer 4. The outer wall of the water replenishing pipe 7 is coated with geotextile, so that the planting soil can be prevented from entering the water replenishing pipe 7.

The water circulation device comprises a water tank 21, a water pump 23 and a conveying pipe 24, wherein a filter screen 17 is arranged at the top of the conveying channel 16, and water entering the conveying channel 16 can be filtered. A water conduit 18 is arranged between the conveying channel 16 and the water tank 21, the upper end of the water conduit 18 is communicated with the bottom of the conveying channel 16, and the lower end is communicated with the water tank 21. The water inlet of the water pump 23 is communicated with the bottom of the water tank 21, a water outlet valve 22 is arranged between the water inlet of the water pump 23 and the water tank 21, the on-off of water is convenient to control, the water outlet of the water pump 23 is communicated with the water inlet of the conveying pipe 24, and the water outlet of the conveying pipe 24 is communicated with the upper ends of the water replenishing pipes 7 simultaneously, so that the water is recycled.

The water circulation device also comprises a water inlet pipe 19, the water inlet pipe 19 is communicated with a water tank 21 and supplies water to the water tank 21, the water inlet pipe 19 can be directly connected with a tap water pipe, and a water inlet valve 20 is arranged on the water inlet pipe 19, so that the on-off of the water inlet can be conveniently controlled.

As shown in fig. 3: the lateral part of water tank 21 is connected with liquid level indicator 27, and liquid level indicator 27 is vertical to be set up, and liquid level indicator 27's top and bottom all are linked together with water tank 21.

The water circulation device further comprises a water spraying pipe 26, the water spraying pipe 26 is horizontally arranged at the bottom of the water tank 21, one end of the water spraying pipe 26 is sealed, the other end of the water spraying pipe is communicated with a water outlet of the water inlet pipe 19 extending into the water tank 21, a plurality of water spraying holes 2601 are formed in the pipe wall of the water spraying pipe 26, water in the water tank 21 can be disturbed through the water spraying holes 2601, and dead water is prevented from being generated due to the fact that local water in the water tank 21 does not flow.

When the planting roof structure is used, the water in the water tank 21 is sent into the water replenishing pipe 7 by the water pump 23, the water is sent into the upper planting soil layer 4 through the water replenishing pipe 7, and part of water is sent into the water collecting bin 9. The water entering the upper planting layer 4 seeps downwards, reaches the upper side of the water collecting bin 9 after passing through the gravel filtering layer 6, and enters the water collecting bin 9 through the water inlet 901, because the flow of the drain hole 902 is smaller than that of the water inlet hole 901, the water in the water collecting bin 9 can slowly flow into the lower planting soil layer 10 to realize continuous irrigation of plants, the water in the lower planting soil layer 10 continuously seeps downwards, enters the water storage and drainage layer 11, and is timely drained into the drainage channel 16 through the drain hole 25, and the water entering the drainage channel 16 enters the water tank 21 through the water conduit 18 again, so that the water is recycled. The precipitation of the rainwater also enters the water tank 21 through the drainage channel 16, and the reuse of the water is realized.

When the greening planting device is used, the upper planting soil layer 4 can be used for planting small flowers and plants, the lower planting layer 10 can be used for planting relatively-shaped or relatively-large plants, so that root systems of the plants can penetrate through gaps among the water collecting bins 9 and extend into the lower planting soil layer 10, and certain layering effect of greening can be guaranteed.

A concrete protective layer may be further disposed on the upper side of the waterproof layer 12 to protect the waterproof layer 12 and prevent the waterproof layer 12 from being damaged to cause water leakage from the roof. The water storage and drainage layer 11 is provided on the upper side of the concrete protective layer.

The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims (10)

1. A plant roofing structure which characterized in that: comprises a retaining wall (1) arranged on the upper side of a roof (15), a planting soil layer, water collecting bins (9) and a water circulating device, wherein a waterproof layer (12) is arranged at the top of the retaining wall (1), the retaining wall (1) is arranged on the upper side of the waterproof layer (12), the retaining wall (1) is encircled to form a vegetation area on the upper side of the waterproof layer (12), the planting soil layer is arranged in the vegetation area, the water collecting bins (9) are arranged in the planting soil layer, the water collecting bins (9) are arranged side by side at intervals, a planting area (8) is formed between adjacent water collecting bins (9), water inlet holes (901) are arranged at the top of the water collecting bins (9), drain holes (902) are arranged at the bottom of the water collecting bins (9), the flow of the water inlet holes (901) is larger than that of the drain holes (902), the water inlet of the water circulating device is communicated with a drain passage (16) on the roof, and the water outlet is communicated with the planting soil layer on the upper side of the water collecting bins (9), the retaining wall (1) is provided with a water outlet (25).

2. The planted roofing structure of claim 1, wherein: the diameter of the water inlet holes (901) is larger than that of the drain holes (902), and the number of the water inlet holes (901) is larger than that of the drain holes (902).

3. The planted roofing structure of claim 1, wherein: the water circulation device comprises a water tank (21), a water pump (23) and a conveying pipe (24), the top of the water tank (21) is communicated with a drainage channel (16), a water inlet of the water pump (23) is communicated with the water tank (21), and a water outlet of the water pump (23) is communicated with a planting soil layer through the conveying pipe (24).

4. The planted roofing structure of claim 3, wherein: the water circulation device also comprises a water inlet pipe (19), a water inlet valve (20) is arranged on the water inlet pipe (19), and a liquid level indicating pipe (27) is arranged on the side part of the water tank (21).

5. The planted roofing structure of claim 4, wherein: the water circulation device further comprises a water spraying pipe (26), the water spraying pipe (26) is arranged at the bottom of the water tank (21), a plurality of water spraying holes (2601) are formed in the pipe wall of the water spraying pipe (26), and the water outlet of the water inlet pipe (19) is communicated with the water spraying pipe (26).

6. A planted roof structure according to claim 1 or 3, wherein: the top of the drainage channel (16) is provided with a filter screen (17).

7. The planted roofing structure of claim 1, wherein: still include moisturizing layer (3), moisturizing layer (3) set up the upside in planting the soil layer.

8. The planted roofing structure of claim 1, wherein: still include rubble filter layer (6), plant the soil layer including set up on collecting water storehouse (9) upside plant soil layer (4) and set up under collecting water storehouse (9) downside plant soil layer (10), rubble filter layer (6) set up collect water storehouse (9) and plant between soil layer (4) on with, and plant on and be provided with geotechnological cloth layer (5) between soil layer (4) and rubble filter layer (6).

9. The planted roofing structure of claim 1, wherein: the water replenishing device is characterized by further comprising a water replenishing pipe (7), the lower portion of the water replenishing pipe (7) is arranged in the planting soil layer, a water replenishing hole is formed in the pipe wall of the water replenishing pipe (7), and the upper end of the water replenishing pipe (7) is communicated with a water outlet of the water circulating device.

10. The planted roofing structure of claim 9, wherein: the lower end of the water replenishing pipe (7) extends into the water collecting bin (9).

Images