JP2004129567A - Rooftop greening device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a rooftop greening device forming on a rooftop green space which harmonizes with a landscape without giving a building heavy load. <P>SOLUTION: This rooftop greening device 3 is constituted from a raising material 4 which comprises using a lightweight member such as foam polystyrene and forming nongeometrical waved surface on the front face. Each recessed part of the waved surface has an opening hole 4a and a plantation pot 5 is fitted into the hole. An aritificial aggregate, a nonwoven fabric and a plantation base are arranged in layers from the lower side to the upper side inside the plantation pot 5. Creeping grass and trees 6 are planted in the plantation base. The rooftop greening device 3 comprises arranging the plantation pots 5 on a plurality of opening holes 4a of the raising material 4, thus the grass and trees 6 planted on the plantation pots 5 cover the surface through creeping along the waved surface of the raising material 4, and a waved green surface like a country mountain is formed when looking at the whole of the rooftop greening device 3. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a rooftop greening device that forms a green space on the rooftop of a building.
[0002]
[Prior art]
BACKGROUND ART Conventionally, environmental problems such as heat island phenomena, air pollution, and loss of natural ecosystems have occurred in metropolitan areas and metropolitan areas. It is generally known that in order to suppress or mitigate these problems, it is effective to plant vegetation in an unused space such as the rooftop of a building to achieve greening. In order to cope with these problems, rooftop greening has been carried out such as arranging vegetation and vegetation by arranging guest soil and field soil on the roof of a building so as to secure a predetermined thickness. 1 of FIG. 1).
[0003]
[Patent Document 1]
JP-A-10-4804
[Problems to be solved by the invention]
However, since the soil and field soil, which are the foundation for planting vegetation, are heavy, arranging them on the roof not only imposes a large weight load on the building but also creates a three-dimensional greenery that introduces Takagi. In this case, the green space formed on the roof of the building having the geometric shape is also likely to be geometrically formed, and often gives a sense of incongruity to the green space from the viewpoint of the landscape.
[0005]
In view of the above circumstances, an object of the present invention is to provide a rooftop greening device that forms a green space with a non-geometric undulating green surface that fuses with a landscape without giving a weight load to a building. And
[0006]
[Means for Solving the Problems]
The rooftop greening device according to claim 1 is disposed on a rooftop of a building, and is fitted with a raised material made of a lightweight member and a plurality of opening holes provided on a surface of the raised material, and a planting base is provided inside. It is composed of a planting pot that is stored and provided with a drainage hole, and a plant planted on a planting base in the planting pot, and the raised material has a non-geometric undulating surface on its surface. Being provided, the opening hole is provided in the concave portion of the undulating surface,
As the vegetation, crawl vegetation having land crawling properties is used, and the vegetation is crawled on the surface of the raising material to cover the entire surface of the raising material with the vegetation.
[0007]
In the rooftop greening device according to claim 2, a plurality of drain holes provided in the planting pot are provided at a predetermined height position on a side surface of the planting pot, and a predetermined amount or more stored in the planting pot is provided. It is characterized by the drainage of water.
[0008]
The rooftop greening device according to claim 3, wherein a vertical hole penetrating a lightweight member downward is provided at the bottom of the opening hole provided in the raising material, and a rooftop drainage facility is provided on a lower surface of the raising material. A continuous drainage groove is provided, and the drainage hole communicates with the vertical hole.
[0009]
BEST MODE FOR CARRYING OUT THE INVENTION
1 to 3 show a rooftop greening device according to the present invention. The present invention relates to a raised material provided on the surface with a non-geometric undulation such as natural satoyama, a plurality of planting pots provided at predetermined positions of the raised material, and a ground planted in the planting pot. A rooftop greening device made of crawling plants is placed on the roof of a building, and the plants are crawled on the surface of the raised material to form a non-geometric undulating green surface without using Takagi on the roof. Things.
[0010]
As shown in FIG. 1, a rooftop greening device 3 including a raising material 4, a planting pot 5, and plants 6 is disposed on a rooftop 2 of a building 1. As the raising material 4, a lightweight member such as styrene foam, which is generally used as a building material, such as a heat insulating material or an embankment material, is used. Is located directly in the. In addition, a non-geometric undulating surface having a desired height and shape is formed on the surface of the raising material 4, each concave portion thereof is provided with an opening hole 4 a, and the planting pot 5 is provided. Mated.
[0011]
As shown in FIG. 2, the planting pot 5 is a pot-shaped pot generally used for planting and the like, and has an artificial aggregate 7, a nonwoven fabric 8 and a The cutting base 9 is arranged, and the vegetation 6 is planted on the planting base 9.
Such a planting pot 5 is arranged in a plurality of opening holes 4a provided in the raising material 4 to constitute the rooftop greening device 3, and the plants 6 planted in the planting pot 5 are shown in FIG. As shown in FIG. 1, by crawling along the undulating surface of the raising material 4, the surface of the raising material 4 is covered, and when the entire rooftop greening device 3 is viewed, as shown in FIG. Is formed.
[0012]
Here, the crawling vegetation 6 planted in the planting pot 5 generally has a fixing force on the surface of the raising material 4, but it is considered that the plant 6 is disposed on the rooftop 2 and strong winds are generated. Depending on weather conditions such as easy occurrence, a net or the like may be arranged on the surface of the raising material 4 so as to provide a device for increasing the fixing power of the plants 6 on the surface of the raising material 4.
In addition, in consideration of the case where the land crawling plant 6 cannot completely cover the surface of the raising material 4, the undulating surface is painted with green, brown, black, or the like, and the terrain plant 6 is used as the raising material 4. It is good also as composition which considered the scenery which eliminates the visual discomfort with the raising material 4.
[0013]
By the way, a plurality of drain holes 5a are provided on the side surface of the planting pot 5 substantially below the height position of the nonwoven fabric 8 arranged inward. On the other hand, in the opening hole 4a of the raising material 4 in which the planting pot 5 is arranged, a vertical hole 4b penetrating to the lower surface of the raising material 4 is provided at the bottom, and as shown in FIG. On the bottom surface of the raising material 4, a drain groove 4 c communicating with a drainage device 2 a provided on the roof of the building is provided. The drainage hole 5a of the planting pot 5 and the vertical hole 4b of the raising material 4 and the vertical hole 4b and the drainage groove 4c of the raising material 4 communicate with each other to function as a drainage device. The water drained from the drain hole 5a to the opening hole 4a passes through the vertical hole 4b and the drain groove 4c of the raising material 4, and is drained to the drain equipment 2a provided on the roof.
That is, when rainfall occurs on the rooftop greening device 3, the rainwater that has rained on the raising material 4 flows down toward the concave portion of the undulating surface, and collects water in the planting pot 5 disposed in the opening hole 4a provided in the concave portion. Is done. The rainwater collected in the planting pot 5 penetrates the planting base 9, passes through the nonwoven fabric 8, and is stored in the artificial aggregate 7 in a state where particles and the like in the planting base 9 are removed. You. However, when the storage amount reaches a predetermined amount or more, the water is drained to the opening hole 4a outside the planting pot 5 through the drain hole 5a, and the vertical hole 4b located at the bottom of the opening hole 4a, the lower surface of the raising material 4 The water passes through the drain 4c and is drained to the drainage facility 2a provided on the roof. The height and diameter of the drainage hole 5a, and the number thereof may be determined appropriately according to the amount of water to be stored and the drainage speed.
[0014]
Therefore, even after rainfall or the like occurs on the rooftop greening device 3, rainwater does not stay on the undulating surface of the raising material 4, and efficient drainage treatment can be performed. On the other hand, since the planting pot 5 is configured to store a predetermined amount of rainwater, a suitable amount of water is secured in the planted plants 6 after rainfall and the like, and root rot and the like are suppressed. In addition to the above, it is possible to omit the labor involved in the water supply work to the plants 6.
[0015]
As described above, an opening hole 4a is provided in a recess formed by forming a non-geometric undulating surface on the surface of the raising material 4, but the opening hole 4a is not necessarily planted. There is no need to arrange the pot 5. The opening hole 4a in which the planting pot 5 is not disposed also functions as a drainage device on the undulating surface of the raising material 4, and rainwater flowing down the undulating surface of the raising material 4 passes through the planting pot 5 as described above. Water is collected in the opening hole 4a without being drained to the drainage facility 2a provided on the roof.
[0016]
According to the above-described configuration, the rooftop greening device 3 includes a plurality of planting pots arranged in the concave portions of the undulating surface instead of the entire surface of the raising material 4 in which the vegetation base 9 for growing the vegetation 6 is formed on the undulating surface. The vegetation 6 planted on the vegetation base 9 covers the undulating surface of the raising material 4 while covering the undulating surface, thereby forming a green space having a non-geometric undulating green surface. Therefore, it is possible to easily form a pseudo non-geometric green three-dimensional space without using Takagi, and it is possible to implement rooftop greening that is simple and inexpensive and that fuses with a good atmosphere landscape. It becomes possible.
[0017]
Since the rooftop greening device 3 forms a pseudo three-dimensional space by forming an undulating surface on the surface of the raising material 4, the volume of the raising material 4 is increased for the purpose of providing undulations, but a lightweight member is provided. Since no significant load increase is caused by the use of, it can be applied to any building without causing a load due to an overloaded load on the building 1, and it can have versatility. It becomes.
As described above, a non-geometric undulating green surface can be formed on the rooftop without using Takagi, so that it is not necessary to take measures against strong winds and the like, and it is possible to greatly reduce construction costs.
[0018]
Since a styrofoam or the like generally used as a heat insulating material can be applied to the raising material 4 used in the rooftop greening device 3, a heat insulating effect can be obtained for the building 1, and deterioration or cooling and heating of the building 1 due to heat can be obtained. Can be reduced.
[0019]
In the raising material 4 of the rooftop greening device 3, an opening hole 4a is provided in a concave portion of the undulating surface, and a vertical hole 4b penetrating to the lower surface of the raising material 4 at the bottom of the opening hole 4a, and a bottom surface of the raising material 4 Is provided with a drain ditch 4c communicating with the drainage equipment 2a of the rooftop of the building 1, so that they function as a drainage device, and the rooftop greening device 3 is raised even after rainfall or the like occurs. Efficient drainage treatment can be performed without rainwater staying on the undulating surface of the material 4.
【The invention's effect】
[0020]
According to the rooftop greening device of the first aspect, a raised material made of a lightweight member and a plurality of opening holes provided on the surface of the raised material are fitted on the roof of the building, and planted inward. A planting pot in which a base is stored and provided with a drainage hole, and a plant planted in the planting base in the planting pot, wherein the raising material has a non-geometric undulation on its surface. A surface is provided, and the opening hole is provided in a concave portion of the undulating surface, and the vegetation is a vegetative vegetation having a land crawling property, and the vegetation is laid on the surface of the raising material. Because the entire surface of the raising material is covered with vegetation, it is possible to easily form a green three-dimensional space having a non-geometric undulating green surface, a simple structure, a good atmosphere at low cost, and a landscape. It is possible to implement rooftop greening that integrates with
[0021]
In addition, since the rooftop greening device forms a pseudo three-dimensional space by forming an undulating surface on the surface of the raising material, the volume of the raising material is increased for the purpose of providing the undulation, but a lightweight member is used. Since it does not cause a significant increase in load by using it, it can be applied to any building without causing a load due to overload on the building, and it can be made versatile .
As described above, a non-geometric undulating green surface can be formed on the rooftop without using Takagi, so that it is not necessary to take measures against strong winds and the like, and it is possible to greatly reduce construction costs.
[0022]
Because the styrofoam or the like generally used as a heat insulating material can be applied to the raising material used in the rooftop greening device, the building can have a heat insulating effect, and the deterioration of the building due to heat and the load of cooling and heating can be reduced. It becomes possible.
[0023]
According to the rooftop greening device of claim 2, a plurality of drain holes provided in the planting pot are provided at predetermined height positions on the side surface of the planting pot, and the predetermined amount stored in the planting pot is provided. Since the above water is drained, an appropriate amount of water is secured for the plants planted in the planting pot, and root rot etc. can be suppressed, and the labor involved in water supply work to the plants is reduced. It can also be omitted.
[0024]
According to the rooftop greening device of the third aspect, a vertical hole penetrating a lightweight member downward is provided at the bottom of the opening hole provided in the raising material, and a rooftop is provided on the lower surface of the raising material. A drainage ditch continuous with the drainage equipment is provided, and since the drainage ditch and the vertical hole communicate with each other, even after rainfall or the like occurs on the rooftop greening device, rainwater stays on the undulating surface of the raising material. Instead, water is collected in an opening hole provided in the concave portion and then drained to a rooftop drainage device, so that efficient drainage treatment can be performed.
[Brief description of the drawings]
FIG. 1 is a diagram showing a cross section of a rooftop greening device of the present invention.
FIG. 2 is a diagram showing details of a planting pot constituting the rooftop greening device of the present invention.
FIG. 3 is a view showing a whole view of a building on which a rooftop greening device of the present invention is arranged.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Building 2 Rooftop 2a Drainage equipment 3 Rooftop greening apparatus 4 Raising material 4a Opening hole 4b Vertical hole 4c Drainage 5 Planting pot 6 Plants 7 Artificial aggregate 8 Nonwoven fabric 9 Planting base

Claims (3)

Raising material made of lightweight material, which is arranged on the roof of the building,
A planting pot fitted with a plurality of opening holes provided on the surface of the raising material, having a planting base stored therein and having a drainage hole,
And plants planted on the planting base in the planting pot,
A non-geometric undulating surface is provided on the surface of the raising material, and the opening hole is provided in a concave portion of the undulating surface,
For the plants, land crawling plants having land crawling properties are used,
A rooftop greening device, wherein the plants are covered on the surface of the raising material by covering the surface of the raising material with the ground. The rooftop greening device according to claim 1,
A plurality of drain holes provided in the planting pot are provided at predetermined height positions on side surfaces of the planting pot, and a predetermined amount or more of water stored in the planting pot is drained. Rooftop greening equipment. The rooftop greening device according to claim 1 or 2,
At the bottom of the opening provided in the raising material, a vertical hole penetrating the raising material downward is provided,
On the lower surface of the raising material, a drainage ditch continuous with the rooftop drainage equipment is provided,
The rooftop greening device, wherein the drainage groove communicates with the vertical hole.

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