CN214071053U

CN214071053U - Sponge city is with green roof

Info

Publication number: CN214071053U
Application number: CN202022905046.1U
Authority: CN
Inventors: 赵友才; 张健; 孙秋益; 彭荣飞; 左家辰
Original assignee: Suzhou Zhuyuan Planning And Architectural Design Co ltd
Current assignee: Suzhou Zhuyuan Planning And Architectural Design Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-08-31
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a green roof is used in sponge city, including planting the container, locate the porous sponge soilless culture substrate of planting in the container from top to bottom, thick filter layer, fine filtration layer, water-retaining layer and the strip that absorbs water, the one end of the strip that absorbs water sets up in the water-retaining layer, the other end of the strip that absorbs water passes fine filtration layer and coarse filtration layer and contacts with porous sponge soilless culture substrate, the water-retaining layer passes through water pump and pipeline and water tank intercommunication, is provided with high water level sensor in the water-retaining layer, high water level sensor is connected with the controller electricity on the water pump. The utility model discloses a porous sponge soilless culture matrix carries out soilless culture, has not only lightened the load-bearing on roof, and porous sponge soilless culture matrix water storage capacity is strong, guarantees the good growth of plant. The utility model discloses a water-storage layer and water absorption strip can supply moisture for porous sponge soilless culture matrix, and save so that later stage is used for the irrigation of plant in dry weather in the water tank.

Description

Sponge city is with green roof

Technical Field

The utility model relates to a city construction technical field especially relates to a sponge is green roof for city.

Background

The sponge city is a city which can be like a sponge, has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters and the like, absorbs water, stores water, seeps water and purifies water when raining, and releases and utilizes the stored water when needed. Sponge city construction should follow ecological priority principle etc. combines together natural way and artificial measures, under the prerequisite of guaranteeing urban drainage waterlogging prevention safety, furthest realizes that rainwater stores up, permeates and purifies in the urban area, promotes the utilization of rainwater resource and ecological environment protection.

The green non-timing sponge city important component can keep the roof cool in summer and warm in winter, and reduces the heat island effect. Traditional green roof includes waterproof layer, drainage and storage layer, filter layer and planting soil layer etc. so the multilayer design has led to the roof load great, and the work progress is complicated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sponge city is with green roof to overcome prior art's is not enough.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model discloses a sponge city is with green roof, include the planting container, from top to bottom locate porous sponge soilless culture substrate, coarse filtration layer, fine filtration layer, water-retaining layer and the many strip that absorbs water in the planting container, be provided with a plurality of planting holes that are used for planting the plant on the porous sponge soilless culture substrate, the one end of strip that absorbs water set up in the water-retaining layer, the other end of strip that absorbs water passes fine filtration layer and coarse filtration layer and with porous sponge soilless culture substrate contacts, the water-retaining layer passes through water pump and pipeline and water tank intercommunication, high level sensor with controller electricity on the water pump is connected.

As one of the preferred schemes of the utility model, be provided with the ladder groove in the planting container, porous sponge soilless culture matrix, coarse filtration layer, smart filter layer are folded from last to locating down in proper order on the step portion in ladder groove, the cavity that the ladder groove is located the below of step portion forms the water-retaining layer.

Further preferably, a bearing block for bearing the fine filter layer is arranged in the middle area of the aquifer.

As one of the preferable schemes of the utility model, the coarse filter layer adopts a coarse filter screen, and the fine filter layer adopts a fine filter screen.

As one of the preferable proposal of the utility model, the outside of the water absorption strip is wrapped with a hard wrapping layer with a plurality of small holes.

As one of the preferable schemes of the utility model, one side of the upper end part of the water tank is provided with an overflow port.

As one of the preferable proposal of the utility model, the water tank is also provided with a water outlet, and the water outlet is provided with a valve.

Compared with the prior art, the utility model has the advantages of:

the utility model provides a sponge city is with green roof adopts porous sponge soilless culture matrix to carry out soilless culture, has not only lightened the load-bearing on roof, and porous sponge soilless culture matrix deposits the water strong ability and guarantees the good growth of plant.

The utility model provides a sponge city is with green roof can be for porous sponge soilless culture matrix supplementary moisture through water-storage layer and water absorption strip, in the more weather of rainwater, the water-storage layer holds after being full of sufficient water, then takes out unnecessary water to the water tank through the water pump and saves to the later stage is used for the irrigation of plant at dry weather, thereby has practiced thrift the water resource.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a schematic structural view of a green roof for a sponge city according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a planting container disclosed in the embodiment of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-2, the embodiment of the utility model discloses a green roof for sponge city, which comprises a planting container 1, a porous sponge soilless culture substrate 2 arranged in the planting container 1 from top to bottom, a coarse filter layer 3, a fine filter layer 4, a water storage layer 5 and a plurality of water absorbing strips 6, wherein a plurality of planting holes for planting plants are arranged on the porous sponge soilless culture substrate 2, one end of each water absorbing strip 6 is arranged in the water storage layer 5, the other end of the water absorption strip 6 passes through the fine filter layer 4 and the coarse filter layer 3 to be contacted with the porous sponge soilless culture substrate 2, the water storage layer 5 is communicated with the water tank 9 through the water pump 7 and the pipeline 8, the high water level sensor 11 is electrically connected with a controller on the water pump 7, once the high water level sensor 11 senses a water level signal, a signal is sent to the controller, and the controller controls the water pump 7 to start to pump the water in the water storage layer 5. The size of planting the container can design according to actual need, in order to reduce the degree of difficulty of processing, can design the planting container of suitable size to can set up a plurality of planting containers on the roof.

Specifically, a stepped groove 1a is formed in the planting container 1, the porous sponge soilless culture substrate 2, the coarse filter layer 3 and the fine filter layer 4 are sequentially stacked on a stepped part 1a1 of the stepped groove 1a from top to bottom, and a cavity of the stepped groove 1a below the stepped part forms a water storage layer 5.

Further, the middle area of the aquifer 5 is provided with a bearing block 12 for bearing the fine filter layer 4. The bearing block 12 can bear the gravity of a part of the porous sponge soilless culture substrate 2, the coarse filter layer 3 and the fine filter layer 4. Of course, one bearing block 12 is not necessarily provided, and a plurality of bearing blocks may be provided according to actual circumstances.

Preferably, the coarse filter layer 3 is a coarse filter screen, and the fine filter layer 4 is a fine filter screen.

Preferably, the absorbent strip 6 is wrapped with a hard wrapping layer having a plurality of small holes, such as a plastic wrapping layer. The hard wrapping layer arranged on the water absorbing strip 6 can enable the water absorbing strip 6 to be in a linear shape, can play a role in protection and is convenient to install.

Preferably, an overflow port 9a is provided at one side of the upper end of the water tank 9, and when the water in the water tank 9 is filled, the water can flow into the city drainage system through the overflow port 9 a.

Preferably, the water tank 9 is further provided with a water outlet 9b, the water outlet is provided with a valve, and when the porous sponge soilless culture substrate 2 is in a water shortage state, rainwater can be discharged through the water outlet and used for irrigating plants. The planting container 1 is provided with a small glass window on the shell of the water storage layer 5 for observing low water level, and when the water level is lower, water in the water tank 9 can be discharged for irrigation.

Through the technical scheme, the embodiment of the utility model provides a green roof is used in sponge city adopts porous sponge soilless culture matrix 2 to carry out soilless culture, has not only lightened the load-bearing on roof, and porous sponge soilless culture matrix 2 deposits the ability reinforce and guarantees the good growth of plant.

The embodiment of the utility model provides a green roof is used in sponge city can supply moisture for porous sponge soilless culture matrix 2 through water-storage layer 5 and water absorption strip 6, and in the more weather of rainwater, water-storage layer 5 holds after being full of sufficient water, then takes out unnecessary water to water tank 9 through water pump 7 and saves to the later stage is used for the irrigation of plant at dry weather, thereby has practiced thrift the water resource.

Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a sponge city is with green roof which characterized in that: including planting the container, locating from top to bottom porous sponge soilless culture matrix, coarse filtration layer, fine filtration layer, water-storage layer and many the water absorption strip in planting the container, be provided with the planting hole that is used for planting the plant on the porous sponge soilless culture matrix, the one end of water absorption strip set up in the water-storage layer, the other end of water absorption strip passes fine filtration layer and coarse filtration layer and with porous sponge soilless culture matrix contact, the water-storage layer passes through water pump and pipeline and water tank intercommunication, be provided with high level sensor in the water-storage layer, high level sensor with controller electricity on the water pump is connected.

2. The sponge city green roof of claim 1, wherein: the planting container is internally provided with a stepped groove, the porous sponge soilless culture substrate, the coarse filter layer and the fine filter layer are sequentially stacked on the stepped part of the stepped groove from top to bottom, and the cavity below the stepped part in the stepped groove forms the water storage layer.

3. The sponge city green roof of claim 2, wherein: and a bearing block for bearing the fine filter layer is arranged in the middle area of the water storage layer.

4. The sponge city green roof of claim 1, wherein: the coarse filter layer adopts a coarse filter screen, and the fine filter layer adopts a fine filter screen.

5. The sponge city green roof of claim 1, wherein: the outer side of the water absorbing strip is wrapped with a hard wrapping layer with a plurality of small holes.

6. The sponge city green roof of claim 1, wherein: an overflow port is arranged on one side of the upper end part of the water tank.

7. The sponge city green roof of claim 1, wherein: the water tank is also provided with a water outlet, and the water outlet is provided with a valve.