JP6518127B2 - Rooftop greening system - Google Patents

Description

  The present invention relates to a rooftop greening system capable of greening the roof of a building and saving energy for heating and cooling of the building.

  In recent years, it is becoming popular to alleviate the heat island phenomenon as well as to improve the environment against urban air pollution and the like by cultivating and greening plants on the roof of a building. If a plant is grown on the roof of the building, photosynthesis of the plant can absorb carbon dioxide in the air and fix it to leaves etc., so that the air can be purified and the respiration of the plant can evaporate heat from the air. The atmosphere can be cooled to absorb and evaporate moisture.

  As a method of greening the roof, conventionally, there has been proposed a planting unit in which a container capable of storing soil and plants is placed on a support leg and a large number of the planting units are installed on the roof installation surface ( Patent Document 1). According to this method, a space can be formed between a large number of containers and the installation surface of the roof, so that an area to be a sunlight can be secured, and cold air accumulated in the space can be used. Can cool the building efficiently.

JP, 2009-171884, A

  However, in the rooftop greening method described in Patent Document 1, since it is necessary to install a large number of planting units, a large amount of time and labor are required for the installation work. In addition, since the soil is scattered and leaked due to strong wind, heavy rain, etc., frequent maintenance work and cleaning work are also required. Furthermore, there is also a possibility that heat may be applied to the space surrounded by a large number of planting units, which in turn may inhibit the cooling effect.

The present invention has been made in view of such conventional problems, and does not require a great deal of time and labor for installation work, and does not require frequent maintenance work and cleaning work, and is sufficiently cooled. It aims to provide a rooftop greening system that can maintain the effect.

In order to achieve the above object, according to the rooftop greening system of the present invention, a plurality of columns erected in parallel with appropriate intervals, a longitudinal weir connecting the upper end portions of the columns in the longitudinal direction, and A plant support frame comprising a lateral weir connecting the upper end in the width direction, a stem and stem support net, and a bag made of a material through which soil can not pass and water and air can pass, It was constituted from a tuber root container whose opening was able to open and close, and fertile plants, and it was formed linearly between outdoor units of the air conditioner installed in a plurality of straight lines on the installation surface of the roof . From the one end to the other end in the longitudinal direction of the working channel, a plurality of the columns are erected in parallel along the working channel at appropriate intervals, and the upper end of the column is made Longitudinal connection, and the upper end of the column is Linked to the width direction of the work passage, the established a plant support frame body, linked via a string member or hook-shaped engaging member of the leaf stem retaining net assembly to the upper end face portion of the plant support frame After placing the soil and the tuberous root of the sweet potato which is the dwarf plant in the bag body of the tube- root container , the string-like member inserted in the opening portion closes the opening portion of the string-like member One end is tied to the upper end of the plant support frame to suspend the tuber root container, and the leaves and leaves of the sweet potato are pulled out from the opening of the tube root container and reach the leaf / stem holding net And the leaf-stem holding net body is covered.

Here, it is preferable that the stem and stem supporting net body is a net body obtained by vertically and horizontally knitting a synthetic fiber-made string-like body having high water resistance and weather resistance.

Moreover, it is preferable that the said tuber root container is a non-woven bag body.

Furthermore, a water supply tank and an additional fertilization tank may be additionally provided, and water may be supplied from the water supply tank to the tube root container via the water supply pipe, and a nutrient solution may be supplied from the additional fertilization tank to the tube root container. Good.

Further, it is more preferable to attach an automatic control device to a pump for supplying the water and the nutrient solution and to automatically supply the water and the nutrient solution at appropriate time intervals.

  The roof greening system of the present invention is highly effective in cooling the air around the suction port of the outdoor unit in a state where the stems of the dwarf plants are heavily covered and the entire stem and stem holding net is covered, as a result, air conditioning Energy saving of the device can be sufficiently achieved.

  If sweet potato which is edible for tuberous root is used as the dwarf plant, the tuberous root can be grown and enlarged to be edible as well as the growth of the stem and stem, and it is possible to have the pleasure of harvesting sweet potato.

  Furthermore, since the rooftop greening system of the present invention only uses the plant support frame, the stalk holding net, and the tuberous root container, it takes a lot of time and labor to install and remove the rooftop greening system. Does not require effort.

  Also, as a tuber root container, a bag made of a material that does not allow the passage of soil but water and air is used, so even if there is strong wind or heavy rain, etc., the soil does not dissipate, so frequent maintenance work and Cleaning work is also unnecessary.

It is a schematic block diagram of one embodiment of the rooftop greening system of the present invention. It is an external appearance perspective view of a plant support frame. It is an external appearance perspective view of a mass root accommodation member. It is a perspective view of a sweet potato. It is a top view which shows the state which installed the rooftop greening system of this invention on the rooftop. It is a schematic block diagram of other embodiment of the rooftop greening system of this invention. It is a graph which shows the time change of the suction opening peripheral temperature of an outdoor unit. It is a graph which shows the time change of the power consumption of an air conditioner.

  Preferred embodiments of the rooftop greening system of the present invention will be described in detail below with reference to the drawings.

Embodiment 1
The rooftop greening system 1 of the present invention, as shown in FIGS. 1 to 5, includes a plant support frame 2, a stem and stem holding net 3, a tuberous root container 4, a fertile plant 5, and a water tank 6. It comprises the additional fertilization tank 7, the water supply pipe 8, and the additional fertilization pipe 9.

As shown in FIGS. 1, 2 and 5, the plant support frame 2 is composed of a support 10, a longitudinal weir 11 and a weir 12 and is an air conditioner installed on the installation surface 52 of the roof 51. It is installed in the work passage 54 of the outdoor unit 53.
The columns 10 are erected at appropriate intervals along the working path 54 of the installation surface 52 of the roof 51, and the number of columns is set. The longitudinal rod 11 connects the upper ends of the columns 10, 10,... In the length direction of the working channel 54, and the horizontal rod 12 extends in the width direction of the working channel 54. It is installed to connect the upper end of

The leaf and stem holding net 3 is connected between the longitudinal ridges 11 and 11 on both sides and between the lateral ridges 12 and 12 on both ends, that is, on the upper end of the plant support frame 2, a plurality of connecting members 3 a Connected and stretched by It is preferable to use, as the leaf-stalk holding net 3, a net made of a synthetic fiber rope-like body having high water resistance and weather resistance, and having high tensile strength and high shear strength. With regard to the size of the mesh, it is preferable that the stem 5b of the dwarf plant passes and is easily entangled.
As the connecting member 3a, a string-like member may be used to bind to an appropriate position of the vertical weir 11 or the horizontal weir 12, and using a locking member such as a hook, the vertical weir 11 or horizontal weir 12 It may be locked at an appropriate place of

The tuber root container 4 is for containing the tuberous root 5a of the dwarf plant 5 and is preferably a bag made of a material through which the soil W is not allowed to pass, but the water W and the air A are allowed to pass. In particular, as shown in FIG. 3, it is preferable to use a non-woven bag body which is made of a non-woven fabric made of a suitable material, and which has a string-like body 4b inserted in the opening.
If such a tuber root container 4 is used, the air A sucked by the outdoor unit 53 passes through the surface of the stem and the bag-like body 4a and flows into the bag-like body 4a. It has the effect of permeating oxygen and promoting the growth of the fertile plant 5.

As shown in FIG. 4, the dwarf plant 5 is a plant that does not support the body with its own rigidity, but extends the stem 5 b to a high place by supporting other trees and the like. The dwarf plant 5 also has the tortability that the young stem 5b wraps around the other.
In the present invention, morning glory, sweet potato belonging to the genus Convolvulaceae, sweet potato, etc. is adopted as the dwarf plant 5, and in particular, if sweet potato which can be used as the tuberous root 5a is used, the tuberous root 5a grows There is also the fun of being able to harvest and eat sweet potatoes because they grow large.

  As shown in FIGS. 1 and 5, the water supply tank 6 stores water W to be supplied to the tuberous root 5a of the dwarf plant 5, and the water W is supplied to the soil S in the tuberculous root container 4 via the water supply pipe 8. It is designed to supply

As shown in FIGS. 1 and 5, the additional fertilization tank 7 stores the nutrient solution F to be supplied to the tuberous root 5 a of the fertile plant 5, and the nutrient solution F is contained in the tuberous root accommodation member 4 via the fertilization tube 9. It is supplied to the soil S.

  The rooftop greening system 1 of the present invention is configured as described above, and this installation method will be described next.

  First, as shown in FIGS. 1 to 5, along the working channel 54 of the outdoor unit 53 of the air conditioner installed on the installation surface 52 of the roof 51 of the building, a plurality of columns 10, 10,.・ ・ Set up. Next, the vertical weirs 11, 11 are installed so as to connect the upper ends of the columns 10, 10,. .. Are installed so as to connect the upper ends of the columns 10, 10,... In the width direction of the working channel 54. Thus, the plant support frame 2 is configured on the installation surface 52 of the roof 51.

  Next, as shown in FIG. 2, a plurality of connections are made between the longitudinal ridges 11 and 11 on both sides and between the lateral ridges 12 and 12 on both ends, that is, on the upper end of the plant support frame 2. The stem and stem supporting net 3 is connected and stretched by the member 3a. Here, when using a string-like member as the connection member 3a, the string-like member is wound around and attached to an appropriate position of the longitudinal weir 11 and the transverse weir 12. When a hook-like locking member is used, the locking member is latched and fixed at an appropriate position of the vertical weir 11 and the horizontal weir 12.

Next, as shown in FIG. 3, the tuberous root 5 a and the stem 5 b of the dwarf plant 5 are inserted into the bag-like body 4 a of the tuberculous root container 4, and the soil S is filled for about 8 minutes. Then, an appropriate amount of water W is supplied to the soil S, and a nutrient solution F is also supplied.
In a state where the stem 5b of the dwarf plant 5 is released from the opening of the bag-like body 4a of the tuber root container 4, the opening is tied and closed by the string-like member 4b, as shown in FIG. The tube root container 4 is suspended from the upper end of the plant support frame 2 by binding the upper end of 4 b to an appropriate position of the vertical weir 11 or the weir 12 or the stem and stem holding net 3.

Then, as shown in FIG. 1, one end of the water supply pipe 8 and the additional fertilizing pipe 9 is inserted into the inside of the opening of the bag-like body 4 a of the tuberculous root container 4, and To supply water W and nutrient solution F.
Here, the water W and the nutrient solution F may be supplied by the operator operating the pump, but an automatic control device is attached to the pump, and it is automatically provided at appropriate time intervals. It may be supplied.

  The rooftop greening system 1 of the present invention is installed as described above, and exhibits the following operations and effects after installation.

  A few days after the roof greening system 1 has been installed, young stems 5b extend upward from the tuberous root 5a of the dwarf plant 5 inserted into the bag-like body 4a of the tuberculous root container 4, and then the vertical weir 11 , And extends in the longitudinal and lateral directions of the stem and stem holding net 3 while being entangled with the stem and stem holding net 3 stretched between the lateral ridge 12 and the lateral ridge 12.

  And two or three weeks after installation, the stem 5b and the leaf 5c extended in the longitudinal and lateral directions of the stem and stem holding net 3 hang down from the longitudinal ridge 11 on both sides and the lateral ridge 12 on both ends, and It also extends downward while being entangled, and after about one and a half months, the entire stem / stem holding net 3 stretched over the plant support frame 2 is covered and becomes thick.

  Thus, the air A passing between the vertical weir 11 and the weir 12 and between the stems 10 and 10 and the stem 5b and the leaf 5c which are thickened is absorbed by the heat of vaporization and is cooled, as well as the evaporated water vapor. At the same time, since the air flows into the peripheral portion of the outdoor unit 53, the air A sucked from the suction port of the outdoor unit 53 is maintained at a relatively low temperature.

Here, in the state in which the stems and leaves of the dwarf plant 5 are heavily covered and the whole of the leaf / stem holding net body 3 is covered, and in the state in which the stems and leaves of the dwarf plant 5 are not thickened When the temperature of the air around the suction port of the outdoor unit 53 was measured at predetermined time intervals, the results shown in FIG. 7 were obtained.
From this, it is understood that, in the case of the rooftop greening system of the present invention, the cooling effect of the atmosphere is sufficiently high compared to the case where the shade is formed around the suction port of the outdoor unit 53.

In addition, with the stems and leaves of the dwarf plant 5 heavily covered and covering the whole of the leaf / stem holding net 3, and without growing the stems and leaves of the dwarf plant 5, without any treatment, in the state of sunshine. When the power consumption per 10 minutes of the air conditioner was measured at each predetermined time, the result shown in FIG. 8 was obtained.
From this, it is understood that energy saving can be sufficiently achieved in the case of the rooftop greening system of the present invention as compared with the case where no treatment is performed around the suction port of the outdoor unit 53.

  Furthermore, if sweet potato is used for the tuberous root 5a as the dwarf plant 5, the tuberous root 5a grows and is sufficiently enlarged after a couple of months, and is taken out from the bag-like body 4a of the tuberous root container 4. Can be used for food and have the pleasure of harvesting.

  In the above embodiment, as shown in FIG. 1, the tuber root container 4 is suspended from the upper end of the plant support frame 2, but the tuber root container 4 is placed on the installation stand, or Alternatively, it may be placed directly on the installation surface and placed near the lower end of the plant support frame 2. However, in this case, it is necessary for the tuber root container 4 to be easily moved or tilted so that the soil S does not dissipate.

Second Embodiment
It can replace with the said roof greening system 1, and can also comprise the roof greening system 31 as shown in FIG.
As shown in FIG. 6, the rooftop greening system 31 includes a plant support frame 2, a stalk holding net 3, a tuberous root container 34, a fertile plant 5, a water supply tank 36, and a water supply pipe 38. It consists of

  Here, since the structure and installation method of the plant support frame 2, the stem and stem holding net 3, and the dwarf plant 5 to be used are the same as those in the rooftop greening system 1, the description will be omitted.

  As shown in FIG. 6, the tuber root container 34 is a container having a rigidity made of synthetic resin or metal and having an upper end as an opening, and accommodates the tuberous root 5 a of the fertile plant 5. The tuber root container 34 is placed on the installation table or directly placed on the installation surface, and placed in the vicinity of the lower end portion of the plant support frame 2. Then, the tuber root container 34 is easily moved or tilted so that the soil S does not dissipate.

The water supply tank 36, as shown in FIG. 6, stores water W to be supplied to the tuberous root 5a of the dwarf plant 5, and is disposed at an appropriate position above the plant support frame 2, Water W is supplied to the soil S in the tuberous root container 4 through a pipe 38.

As shown in FIG. 6, the tuberous root 5a and stem 5b of the dwarf plant 5 are inserted into the tuberculous container 34, and the soil S is filled for about 8 minutes. Then, an appropriate amount of water W is supplied to the soil S, and a nutrient solution F is also supplied.
Then, the stem 5b of the dwarf plant 5 is allowed to escape from the opening of the tuber root container 34, while one end of the water supply pipe 38 is inserted into the inside from the opening. Set to supply water W to S.

Here, the water W may be supplied by the operator operating the pump or by attaching an automatic control device to the pump and automatically supplying it at appropriate time intervals.
On the other hand, the nutrient fluid F is supplied to the soil S in the tuberous root container 34 at a suitable time by the worker from another container or the like.

  The rooftop greening system 31 also exerts substantially the same function and effect as the rooftop greening system 1, but the tuber root container 34 is a container made of synthetic resin or metal and having an upper end as an opening. There is a risk that the soil etc. may be dissipated, and some maintenance work is required.

In the above, as the dwarf plant 5, it is preferable to adopt morning glory, sweet potato belonging to the genus Convolvulaceae sweet potato, etc., but a strawberry of the family Rosaceae may be adopted.
Strawberries are preferred for food because they are preferred by women and children, but they do not absorb as much heat as the leaves of sweet potato, so their contribution to energy saving is a little lower.

  As described above, the rooftop greening system of the present invention has the effect of cooling the air around the suction port of the outdoor unit in a state where the stems of the dwarf plants are heavily covered and the entire stem-holding net is covered. As a result, energy saving of the air conditioner can be sufficiently achieved.

  Moreover, if sweet potato which tuber roots 5a become edible is used as dwarf plant 5, tube root 5a can also grow and be enlarged and it can be eaten with growing of a leaf stem, and it also has the pleasure of harvesting sweet potato Can.

  Furthermore, the plant support frame 2 is configured on the installation surface 52 of the roof 51, the stem and stem holding net 3 is stretched on the upper end of the plant support frame 2, and the tuberous root container 4 is installed. Since installation can be performed with a simple operation, the installation and removal operations do not require much time and effort.

  Moreover, since soil S etc. will not be dissipated even if there is a strong wind, heavy rain, etc. if a bag made of a material which allows water W and air A to pass through is used as the tuberous root container 4, There is no need for frequent maintenance and cleaning work.

1 roof greening system 2 plant support frame 3 stem and stem holding net body 4 tuber root container 5 fertile plant 5 a tuber root 5 b stem 5 c leaf 6 water supply tank 7 additional fertilizer tank 8 water supply pipe 9 additional fertilizer pipe 31 rooftop greening system 34 tuber root container 36 Water supply tank 38 Water supply pipe 51 Roof top 52 Installation surface 53 Outdoor unit S Soil W water F nutrient solution

Claims (5)

It consists of a plurality of columns erected in parallel with appropriate intervals, a longitudinal weir connecting the upper end of the strut in the length direction, and a transverse weir connecting the upper end of the strut in the width direction A plant support frame, a leaf and stem holding net, and a bag made of a material that does not allow soil to pass and water and air to allow it to pass through, and a tuber root container whose opening can be opened and closed; And consist of, and
To the installation surface of the roof from the longitudinal end of the working passage formed in a straight line between the outdoor unit of the installed air conditioning apparatus to a plurality linearly to the other end, a plurality of the strut along its working path The upper ends of the columns are connected in the longitudinal direction of the working channel by the vertical weir, and the upper ends of the columns are connected in the width direction of the working channel by the horizontal weir. , The plant support frame is installed, and the stem and stem holding net is connected to the upper end surface of the plant support frame via a string-like member or a hook-like locking member and stretched; After the soil and the tuberous root of the sweet potato which is the dwarf plant are accommodated in the bag body, the opening is closed by the string-like member inserted into the opening , and one end of the string-like member is the plant support frame To the upper end surface of the body to suspend the tube root container, and Green roof system pull the leaf and stem of potato from the opening of the tuberous root container, the allowed to reach the leaf stems holding network member, characterized in that so as to cover the leaf stem retaining net assembly.   The rooftop greening system according to claim 1, wherein the stem and stem supporting net is a net made by vertically and horizontally knitting a synthetic water fiber-like body having high water resistance and weather resistance.   The rooftop greening system according to claim 1 or 2, wherein the tuber root container is a non-woven bag body. Furthermore, a water supply tank and an additional fertilization tank are additionally provided, and water is supplied from the water supply tank via the water supply pipe, and a nutrient solution is supplied from the additional fertilization tank via the additional fertilizer pipe to the tuber root container. The rooftop greening system according to any one of claims 1 to 3 , characterized in that The roof greening system according to claim 4 , wherein the water and nutrient solution are automatically supplied at appropriate time intervals by attaching an automatic control device to a pump for supplying them.

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