JP6347077B2 - Building greening system - Google Patents

Description

The present invention relates to a building greening system for greening a flat roof surface of a building such as a building or factory with a greening plant.

  In recent years, greening movements have been promoted as a part of global warming countermeasures, and in buildings such as buildings and factories, systems and devices for greening rooftops with greening plants have been proposed (for example, Patent Documents 1 and 2). reference).

  Here, Patent Document 1 describes a rooftop greening system including a growth base (100) having a specific structure as a rooftop greening system capable of ensuring sufficient air permeability for plant growth. This growth base (100) has a structure in which light soil (106) for plant growth is arranged on a thin metal panel (200) in which a plurality of ridges are arranged in parallel via a water-permeable sheet (105). is there.

  On the other hand, Patent Document 2 describes a rooftop greening device including a greening structure (22) having a specific structure as a rooftop greening device that reduces the burden on the building by reducing the weight. The greening structure (22) has a structure in which a planting part (16) made of a fiber board (16a) having a plate shape is placed on a placement part (20) made of a mesh board having a lattice shape. Is.

JP 2010-259409 A JP 2010-41969

  By the way, in the rooftop greening system described in Patent Document 1, watering to the greening plant, that is, watering to the light soil (106) of the growth base (100) is necessary, and the sprinkling of the growth base (100) is necessary. The weight increases significantly. In addition, water sprinkled on lightweight soil may overflow from the lightweight soil and flow out to the roof beyond the cultivation base. That is, the rooftop greening system described in Patent Document 1 has a great influence on the durability and water resistance of the rooftop, and the rooftop of a building such as an existing building or factory is greened by the rooftop greening system described in Patent Document 1. In this case, it is necessary to take new durability / water resistance measures on the roof prior to installing the growth substrate.

  Similarly, also in the rooftop greening apparatus described in Patent Document 2, watering to the greening plant, that is, watering to the planting part (16) of the greening structure (22) is required, and the greening structure is formed by the watering. While the weight of (22) increases significantly, the sprinkled water may flow out to the roof, which greatly affects the durability and water resistance of the roof. Therefore, even when a rooftop of a building such as an existing building or factory is greened by the rooftop greening device described in Patent Document 2, it is necessary to take new durability and water resistance measures on the rooftop.

The present invention has been made in response to such problems of the prior art, without water or broth for greening plant cultivation flows out to the flat roof surfaces of the building, the building It is an object to provide a building greening system that does not reduce the durability and water resistance of the roof.

In order to solve such problems, a building greening system according to the present invention is a system for greening a flat roof surface of a building (hereinafter referred to as a roof surface) with a greening plant, and the roof surface of the building A planting floor of a greening plant that is installed with a predetermined space between and a spraying device that sprays water and a culture solution for planting a greening plant in a space between the planting floor and the roof surface, A part or all of the support member for installing the planting floor on the roof surface is a plurality of planters and / or pots.

In the building greening system according to the present invention, when the spraying device sprays water or culture solution for greening plant cultivation into the space between the roof of the building and the planting floor of the planting plant, The spray is directly absorbed from the root hair of the greening plant planted on the planting floor, so that the greening plant is cultivated, and thus the roof of the building is greened.

  In the building greening system of the present invention, the planting floor of the greening plant can have a structure having a nonwoven fabric sandwiched between nets such as nets made of metal or other various materials. In this case, the planting floor is extremely light.

  Moreover, the building greening system of this invention WHEREIN: A spraying apparatus can be set as the structure which has the some spray nozzle provided in the pumping supply path of the water and culture solution by a pump. In this case, when the pump pumps water or culture solution, the spray nozzles spray water or culture solution by the pressure.

Furthermore, the building greening system of the present invention is a irrigation device for irrigating a plurality of planters and pots that also serve as support members for installing a planting floor on the roof, and greening plants planted in each planter or pot. When it shall be the structure in which a waste water recovery device to be supplied to the spraying device by recovering waste water from the planter or pot. In this case, green plants are cultivated in each planter and pot, and the roof is greened.

  Here, it is preferable that each planter has a drain receiver that collects the waste water collected by the waste water collection device because the waste water collection device can reliably collect the waste water.

In the building greening system according to the present invention, the spraying device sprays water or a culture solution for greening plants into the space between the roof of the building and the planting floor of the greening plant, thereby planting on the planting floor. The planted green plant is cultivated, and thus the roof of the building is greened.

Here, according to the building greening system according to the present invention, water and culture solution for greening plant cultivation do not flow out to the roof surface of the building, so that the durability and water resistance of the roof surface can be reduced. Absent. Thus, the new durable construction against the roof surface of the existing buildings as well, can also eliminate the need waterproofing such as laying or rubber coating tarpaulin.

It is a perspective view which shows the outline | summary of the building greening system which concerns on 1st Embodiment of this invention. It is sectional drawing which shows the structure of the planting floor of the building greening system shown in FIG. It is a perspective view which shows the outline | summary of the building greening system which concerns on 2nd Embodiment. It is a perspective view which shows the structure of the planter of the building greening system shown in FIG. It is a cross-sectional view of the planter shown in FIG. It is a perspective view which shows the outline | summary of the building greening system which concerns on 3rd Embodiment. It is a perspective view which shows the outline | summary of the building greening system which concerns on 4th Embodiment.

  DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments of a building greening system according to the present invention will be described with reference to the accompanying drawings. As shown in FIGS. 1 and 2, the building greening system according to the first embodiment is a system for greening a rooftop R of a factory, for example, a planting plant P, which is a building.

  This building greening system greens a planting floor 1 of a greening plant P that is installed with a predetermined space between the plant rooftop R and a space between the planting floor 1 and the rooftop R. A spraying device 2 for spraying water for cultivating the plant P or a culture solution is provided.

  Examples of the greening plant P include sedum, lawn, herbs, annual flowers, perennial flowers and the like. Among them, the evergreen perennial succulent plant sedum belonging to the family Acephalidae is suitable for building greening because it is resistant to drying like cactus and also to high temperatures in summer and winter.

  In particular, perennial sedums suitable for greening of buildings include Mexican mannengusa, Morimura Mannengusa, Tight Gome, Tsuruman Nengusa, coral carpet, Sakasa Mannengusa, Maruba Mannengusa, Onomanengusa, and Giraffe.

  In addition, as a perennial lawn that can be used for greening buildings, Japanese turf is commonly used, but Japanese turf such as Hime Goryo, Korean turf, and velvet turf, Bermuda glass, bentgrass, ryegrass, and bluegrass. Western turf such as moss and fescue can also be used.

  Perennial herbs that can be used for building greening include rosemary, lavender, thyme, sage, sweet basil, chamomile, and mint.

  Further, perennials other than the above include perennials such as perennials such as Verbena, Yablanc, Filiya Blanc, Ajuga, Shibazakura, Matsubagiku, Juliops daisy, Gazania, Blue Salvia, Itoba Harshagiku, Gaura, Tamasdale, German Lily of the valley, Crocus, Muscari and the like.

  In addition, as annual flowers, spring-bloomed pansies, viola, chrysanmasem north pole, chrysanmasem murchore, daisy, linaria, summer blooming pine bar button, kibana cosmos, sunflower hyacinth, spring-autumn marigold, begonia -Sempafloren, Petunia, Hanasberuyu, etc. are mentioned, and these annual grasses can be suitably used as the greening plant P in the building greening system of the present invention.

  The greening plant P is sprayed with a culture solution in addition to or together with water for cultivation. This culture solution is obtained by dissolving a water-soluble fertilizer in water and diluting 5,000 to 10,000 times. The type of fertilizer or fertilizer distribution depends on the type of planting plant P to be planted and the fertilizer to be sprayed. It is selected as appropriate according to the type.

  Here, the planting floor 1 is for planting the greening plant P. For example, as shown in FIG. 2, a structure in which one or several nonwoven fabrics 1B are sandwiched between two wire meshes 1A and 1A. It is extremely lightweight. As the wire mesh 1A, various stainless wire meshes such as a woven wire mesh, a crimp wire mesh, and an expanded metal, or a vinyl-coated wire mesh can be used. The nonwoven fabric 1B is made of an appropriate synthetic resin fiber, and has an appropriate thickness and voids according to the type of the green plant P.

  The planting floor 1 is supported on a plurality of support blocks 3 installed on the roof top surface R, and is stretched from the roof top surface R at a low height of about several tens of centimeters. Each support block 3 is provided with a bolt 3A projecting through the wire mesh 1A, 1A of the planting floor 1, and the metal mesh 1A, 1A is fixed on the support block 3 by a nut 3B screwed to the bolt 3A. Is done.

  In addition, a dark place is preferable for the roots of the green plant P to grow well. For this purpose, a dark curtain (not shown) surrounding the lower space of the planting floor 1 is attached to the periphery of the planting floor 1. The space between the planting floor 1 and the rooftop surface R, that is, the space where the roots of the greening plant P grow, can be blocked from sunlight by stretching between the supporting blocks 3 to be supported. In this case, the wire mesh 1A and the non-woven fabric 1B are also preferably dark ones that block sunlight.

  The spray device 2 includes a pump unit 2D that pumps the culture solution for cultivation of the green plant P stored in the storage tank 2A into the pressure tube 2C through the filter 2B, and a controller unit that controls the operation of the pump unit 2D. (Not shown) and each spray nozzle 2F projecting from a plurality of joints 2E disposed in the middle of a pressure-resistant tube 2C which is a culture solution pressure supply path.

  The spraying device 2 sprays the mist of the culture solution from each spray nozzle 2F toward the lower surface of the planting floor 1 by the operation of the pump unit 2D. Each spray nozzle 2F sprays the culture solution as a mist of, for example, about 10 μm or less, preferably about 5 μm so that the mist of the culture solution is directly absorbed from the root hair of the green plant P.

  Here, it is a dark curtain surrounding the space below the planting floor 1 that the mist of the culture solution sprayed from each spray nozzle 2F of the spraying device 2 toward the lower surface of the planting floor 1 is dissipated into the atmosphere. Can prevent.

  In the building greening system of the first embodiment configured as described above, when the pump unit 2D of the spraying device 2 is activated, the mist of the culture solution is sprayed from the plurality of spray nozzles 2F toward the lower surface of the planting floor 1. Is done.

  Since the mist of this culture solution is a very fine mist of about 5 μm, it is directly absorbed from the root hairs of the greening plant P planted on the planting floor 1. In this way, the greening plant P is cultivated, and the roof surface R of the factory is greened.

  That is, according to the building greening system which concerns on 1st Embodiment, the watering to the greening plant P is unnecessary, and the durability of the roof surface R of a factory is not reduced. Accordingly, it is possible to eliminate the need for new durability work for the roof surface R of the existing building. Moreover, since watering to the greening plant P is unnecessary and the water and culture solution for cultivation of the greening plant P do not flow out to the rooftop surface R of the factory, Waterproofing work can be eliminated.

  Next, a building greening system according to a second embodiment of the present invention will be described with reference to FIGS. The building greening system according to the second embodiment changes some or all of the plurality of support blocks 3 shown in FIG. 1 to the planters 4... And irrigates the greening plants P planted in each planter 4. An irrigation device 5 and a drainage recovery device 6 that recovers drainage from each planter 4 and supplies it to the spraying device 2 are added. In the example shown in FIG. 3, some of the support blocks 3, 3... Are changed to planters 4, 4.

  Each planter 4 is formed in a box shape having a substantially rectangular planar shape by an appropriate synthetic resin (for example, ABS resin) having rigidity as a support member. These planters 4, 4... Are arranged in a U-shape along the periphery of the planting floor 1 and support the peripheral portion of the planting floor 1. In addition, the center part of the planting floor 1 and the part which is not supported by each planter 4 and 4 ... are supported by the support blocks 3 and 3 of the same height as the planter 4. FIG.

  As shown in FIG. 4, joint pipes 4 </ b> B and 4 </ b> B for piping are fixed to the side wall portions 4 </ b> A and 4 </ b> A at both ends in the longitudinal direction of the planter 4 in a penetrating state. Moreover, as shown in FIG. 5, the soil receiving plate 4C which supports the culture soil of the green plant P is detachably latched inside the planter 4. A large number of drain holes 4D for discharging excess irrigation to the culture soil are formed in the soil receiving plate 4C.

  Here, the bottom plate portion 4E of the planter 4 located below the soil receiving plate 4C causes the excess irrigation dropped from each drain hole 4D of the soil receiving plate 4C to flow down to one side in the width direction of the planter 4 so as to flow down. The planter 4 is inclined downward toward the side wall 4F located on one side (left side in the illustrated example) in the width direction. Further, a plurality of drain holes 4G, 4G,... Are formed along the longitudinal direction of the lower part of the side wall part 4F to allow the irrigation flowing down along the drain slope of the bottom plate part 4E to descend.

  Further, a drainage basin 4H as a drainage receiving part is continuously formed in the lower part of the side wall part 4F on one side (left side) of the planter 4 so as to receive surplus irrigation flowing out from each drainage hole 4G, 4G. ing. An opening / closing cover 4I that falls to the side wall portion 4F and covers the drainage basin 4H is integrally formed as a lid on the upper portion of the drainage basin 4H.

  The irrigation device 5 is arranged in each planter 4 and has an irrigation tube 5A (see FIG. 4) whose both ends are connected to the inner ends of the joint pipes 4B and 4B, and the joint pipes 4B and 4B of the planters 4, 4. The outer end portions of 4B are connected to each other, and a water supply tube 5B having one end portion connected to the pump unit 2D is provided.

  The drainage collecting device 6 includes a suction tube 6B having one end connected to the suction side of the suction pump 6A and one end connected to the suction side of the suction pump 6A. And a discharge tube 6C having the other end connected to the storage tank 2A.

  In the building greening system of the second embodiment configured as described above, a perennial lawn such as a Korean lawn is planted on the planting floor 1 and each planter 4 as the greening plant P, for example. In the building greening system of the second embodiment, when the pump unit 2D of the spraying device 2 is activated, the mist of the culture solution is sprayed from the plurality of spray nozzles 2F toward the lower surface of the planting floor 1.

  Further, the culture solution supplied from the water supply tube 5 </ b> B of the irrigation device 5 is gradually irrigated into the culture soil in each planter 4 from each irrigation tube 5 </ b> A arranged in each planter 4. Here, in each planter 4, surplus irrigation dripped onto the bottom plate portion 4E from the drain holes 4D, 4D... Of the earth receiving plate 4C is directed toward the side wall portion 4F on one side by the drainage gradient of the bottom plate portion 4E. It flows down and flows into the drainage basin 4H through the drain holes 4G, 4G.

  Excess irrigation that has flowed into each drainage basin 4H, 4H... Of each planter 4 is recovered from the suction tube 6B to the storage tank 2A via the discharge tube 6C by the operation of the suction pump 6A of the drainage recovery device 6.

  Thus, by the planting floor 1 and the plurality of planters 4, 4..., Lawn such as Goryeo turf is cultivated as a greening plant P, and the roof R of the factory is greened. And also in the building greening system of this 2nd Embodiment, since the water and culture solution for cultivation of the greening plant P do not flow out to the rooftop surface R of a factory, rooftop surface R, such as a waterproof sheet and rubber coating, etc. It is possible to eliminate the need for waterproofing work.

  Then, with reference to FIG. 6, the building greening system which concerns on 3rd Embodiment of this invention is demonstrated. In the building greening system according to the third embodiment, a part or all of the plurality of planters 4 shown in FIG. 3 is changed to a pot 7 having a substantially circular planar shape. In the example shown in FIG. Some planters 4, 4 ... have been changed to pots 7, 7 ...

  These planters 4, 4 ... and pots 7, 7 ... are planted with various greening plants P including perennials such as lawn and low evergreen trees. The planters 4, 4... And the pots 7, 7... Are configured to be irrigated by the irrigation device 5 described above. Further, the planters 4, 4... Are configured to collect surplus irrigation by the above-described drainage collecting device 6. Although not shown, the pots 7, 7... May have an irrigation mechanism and a drainage recovery mechanism having the same configuration as the planters 4, 4.

  In the building greening system of the third embodiment configured as described above, when the pump unit 2D of the spraying device 2 is activated, the mist of the culture solution is sprayed from the plurality of spray nozzles 2F toward the lower surface of the planting floor 1. Is done. Further, the planters 4, 4... And the pots 7, 7. And the excess irrigation irrigated by the planters 4, 4... Is recovered in the storage tank 2 </ b> A by the operation of the suction pump 6 </ b> A of the drainage recovery device 6.

  Thus, an appropriate greening plant P is cultivated by the planting floor 1, the plurality of planters 4, 4,... And the plurality of pots 7, 7,. And also in the building greening system of this 3rd Embodiment, since the water and culture solution for cultivation of the green plant P do not flow out to the rooftop surface R of the factory, the rooftop surface R such as a waterproof sheet or rubber coating is used. It is possible to eliminate the need for waterproofing work.

  Next, a building greening system according to a fourth embodiment of the present invention will be described with reference to FIG. The building tree planting system according to the fourth embodiment divides the planting floor 1 shown in FIG. 1 into a plurality of parts and provides work paths 8 between the planting floors 1, and around each planting floor 1. A solar panel 9, 9... For photovoltaic power generation is disposed. In addition, the solar panels 9, 9 ... can also use the planting floor 1 itself, the support block 3 shown in FIG. 1, the planter 4 shown in FIG. 6, or the pot 7 as a support member.

  As shown in FIG. 7, the planting floor 1 is divided into two planting floors 1 and 1 by a work passage 8 along the longitudinal direction. The spraying device 2 is configured to spray the mist of the culture solution toward the lower surface of each planting floor 1, 1, and a storage tank 2 </ b> A, a filter 2 </ b> B, and a pump connected by a pressure tube 2 </ b> C of the spraying device 2. The unit 2D is arranged on one side on the short side of the two planting floors 1, 1, for example.

  The solar panels 9, 9 ... are erected side by side along the circumference of the two planting floors 1,1. Each of the solar panels 9, 9 ... may be erected substantially vertically, or may be erected with a predetermined inclination angle. In the example shown in FIG. 7, the solar panels 9, 9... Are out of the two planting floors 1, 1 around the work tank 8 and the work passage 8 on the side where the storage tank 2 </ b> A and the pump unit 2 </ b> D are arranged. Although not installed around the facing side, solar panels 9, 9... Can be installed at these locations.

  Here, the support height of the planting floors 1 and 1 by the support blocks 3, 3... Is preferably set according to the height of the solar panel 9. When the support height of the planting floors 1, 1 is increased according to the height of the solar panel 9, the support height of the spraying device 2 can be increased by using an appropriate support stand (not shown). The height is increased in accordance with the support height of 1 (in the case where a support base is used, the inside of the support base can also be used as an arrangement space for a tube or the like).

  As described above, the solar panels 9, 9... Having a height corresponding to the supporting height of the planting floors 1, 1 are the space below each planting floor 1, 1, that is, the space where the roots of the green plant P grow. It also functions as a curtain that blocks sunlight.

  Here, each solar panel 9, 9 ... is cooled so that each solar panel 9, 9 ... can be cooled using the mist sprayed toward the lower surface of each planting floor 1, 1 by the spraying device 2. A cooling fin (not shown) may be provided on the back side of the.

  In the building greening system of the fourth embodiment configured as described above, the rooftop surface R of the factory is greened by the greening plants P planted on the planting floors 1 and 1. And also in the building greening system of this 4th Embodiment, since the water and culture solution for cultivation of the greening plant P do not flow out to the rooftop surface R of a factory, rooftop surface R, such as a waterproof sheet and a rubber coating, etc. It is possible to eliminate the need for waterproofing work.

  In addition, in the building greening system of the fourth embodiment, since the work path 8 is provided between the two planting floors 1 and 1, maintenance work for each planting floor 1 and 1 is facilitated.

  Moreover, since the solar panels 9, 9... Erected around the planting floors 1, 1 generate solar power, the power can be used as a power source for the spraying device 2. In this case, the solar panels 9, 9... Are cooled using the mist sprayed toward the lower surface of each planting floor 1, 1 by the spraying device 2 (radiation fins are provided on the back surface). If this is the case, the cooling effect will be even better), so the power generation efficiency will increase and the life will be extended.

  The building greening system according to the present invention is not limited to the above-described embodiments. For example, the wire mesh 1A constituting the planting floor 1 can be changed to various synthetic resin nets that are commercially available under the names of insect-proof nets, light-shielding nets, wind-proof nets, and the like.

  Moreover, the nonwoven fabric 1B which comprises the planting floor 1 can be changed into the water retention sheet | seat and mat made from a synthetic resin, a regenerated fiber mat, a coconut shell mat, etc.

  Furthermore, the work path 8 shown in FIG. 7 may be a T-shaped path that divides the planting floor 1 into three, or a cross-shaped path that divides the planting floor 1 into four. Also good.

The building greening system of the present invention can green the flat roof surface of a building with a greening plant.

DESCRIPTION OF SYMBOLS 1: Planting floor 1A: Wire net 1B: Non-woven fabric 2: Spray apparatus 2A: Storage tank 2B: Filter 2C: Pressure tube 2D: Pump unit 2E: Joint 2F: Spray nozzle 3: Support block 3A: Bolt 3B: Nut 4: Planter 4A: Side wall portion 4B: Joint pipe 4C: Earth receiving plate 4D: Drain hole 4E: Bottom plate portion 4F: Side wall portion 4G: Drain hole 4H: Drainage 4I: Opening / closing cover 5: Irrigation device 5A: Irrigation tube 5B: Water supply tube 6: Wastewater collection device 6A: Suction pump 6B: Suction tube 6C: Discharge tube 7: Pot 8: Work passage 9: Solar panel

Claims (5)

A system for greening a flat roof surface of a building with a greening plant,
A planting floor of a greening plant that is installed with a predetermined space between the roof surface of the building,
A spraying device for spraying water and / or culture solution for greening plants in a space between the planting floor and the rooftop;
A part or all of the support member for installing the planting floor on the roof surface is a planter and / or pot ,
An irrigation apparatus for irrigating the planting plant and / or the greening plant planted in the pot;
Building greening system characterized that you have a waste water recovery device to be supplied to the spraying device by recovering waste water from the planter, and / or pots.   The building planting system according to claim 1, wherein the planting floor has a nonwoven fabric sandwiched between nets.   The building greening system according to claim 1 or 2, wherein the spraying device has a plurality of spray nozzles provided in a pumping supply path of water and / or culture solution by a pump. Each of the planters has a bottom plate portion having a irrigation drain gradient, a drain receiving portion communicating with a lower side of the drain gradient of the bottom plate portion via a drain hole, and a lid portion covering the drain receiving portion. The building greening system according to any one of claims 1 to 3, wherein the system is a building greening system. The building greening system according to any one of claims 1 to 4 , wherein a solar panel for photovoltaic power generation is disposed around a space below the planting floor.