JP2002045031A - Greening work for roof part - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a greening work for a roof part capable of reducing its maintenance. SOLUTION: This method comprises laying a water interception sheet 2 on a roof part A, setting a seed-holding material 34 holding seeds 6 on the water interception sheet 2 and arranging in a striated manner plural raising bases 8 planted with liane plant seedlings 9 on the seed-holding material 34.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a greening method for greening roofs of houses and factories.

[0002]

2. Description of the Related Art Conventionally, for greening a roof, warm turf grass, such as nosiba, or evergreen cold turf grass has been stuck on a roof plate.
These turfgrass originally required a certain thickness of vegetation base material, so maintenance was originally troublesome, and the cold-season turfgrass required much more labor and cost than the warm-season turfgrass.

An object of the present invention is to provide a roof greening method capable of reducing maintenance.

[0004]

Means for Solving the Problems In order to achieve the above object, the invention according to claim 1 of the present application provides a seed having a water-impervious sheet laid on a roof and holding the seed on the water-impervious sheet. A holding material is provided, and a plurality of growth bases in which vine plant seedlings are planted are arranged in a streak shape on the seed holding material.

[0005] In the present invention, the arrangement of a plurality of growth bases in which vine plant seedlings are planted on a seed holding material in a streak state means that the growth bases are arranged on the seed holding material, or
Forming a gap such as a hole in which the growth base can be laid on the seed holding material and exposing a part of the water impermeable sheet from this gap,
Placing the growth base in the gap means placing the growth base on the impermeable sheet.

According to the invention of claim 2 of the present application, a water-impervious sheet is laid on a roof, and a seed-holding material holding seeds is provided on the water-impervious sheet. Plant seedlings are dispersed and arranged in dots.

[0007] In the present invention, "dispersing and dispersing vine plant seedlings on the seed holding material in a dotted manner" means that the vine plant seedlings are placed on the seed holding material, or the vine plant seedling is placed on the seed holding material. By forming a gap such as a hole in which seedlings can be laid, exposing a part of the water-impervious sheet from this gap, and placing the vine plant seedling in the gap, the vine plant seedling can be formed into a water-impervious sheet. Means to place on top.

[0008] Examples of the seed holding material used in the invention according to claims 1 and 2 of the present application include the following. That is,

(A) A sheet net capable of germinating seeds but having a relatively fine texture. For example, a net made of a soluble material.

(B) Water retention sheet.

(C) The water retention sheet and the net are superposed.

According to the invention of claim 3 of the present application, a water-impervious sheet is laid on a roof, and a plurality of growth bases in which vine plants are planted are streaked on the water-impervious sheet. At the same time, the vegetation base material is sprayed together with the seed on at least the water-impervious sheet to form a seed holding material.

[0013] The invention according to claim 4 of the present application is to lay a water-impervious sheet on the roof, disperse and disperse vine plant seeds in a dot-like manner on the water-impervious sheet, and at least A vegetation base material is sprayed on the sheet together with the seeds to form a seed holding material.

[0014] The seed holding material used in the invention according to the third and fourth aspects of the present invention includes: (D) spraying a vegetation base material such as an organic fertilizer together with the seed on a water-impervious sheet. What is formed can be mentioned. That is, in forming the seed holding material by spraying a vegetation base such as an organic fertilizer together with the seed, for example, when using a plurality of growth bases planted vine plant seedlings, the appropriate spacing on the impermeable sheet After arranging the growth base on the vegetation base such as organic fertilizer together with seeds, (1) on the entire surface of the impermeable sheet including the growth base, or (2) on the impermeable sheet surface excluding the growth base. Spray. With this configuration, it is possible to further increase the water retention of the growth base on which the vine plant seedlings are planted. And it is preferable to lay a coarse net on the formed seed holding material in order to stabilize the growth base. Similarly, it is preferable to lay a coarse net on the formed seed holding material for stabilization of the vine plant seedling with soil.

In the present invention, it is preferable to use grass seeds, such as grass seeds, which have a strong germination and viability and are relatively short-lived, for the purpose of early greening of the roof shingle. . That is, it is possible to create a state in which the roof shingle is covered with grass that grows early due to rainfall or irrigation for a short period of time at the beginning of construction. At this time, vine plants are growing between the grasses, that is, in the middle of the grasses, and eventually the shingle can be covered with vines that have grown in place of the grasses. .

Further, in the present invention, it is preferable to provide a watering device capable of watering in the early stage of the construction or in the high-temperature drying period in summer. In this case, it is preferable to use a drip type irrigation and a water saving type.

[0017]

Embodiments of the present invention will be described below. . FIGS. 1 to 3 show a first embodiment of the present invention in which a plurality of growth bases 8 on which vine plant seedlings 9 are vegetated are provided on a vegetation sheet 4 covering the entire sloped roof 1. The form is shown. In this embodiment, as the seed holding material 34, a material in which the vegetation sheet 4 is laid on the entire upper surface 3a of the water retention layer (water retention sheet) 3 is employed.

In FIG. 1 to FIG. 3, reference numeral 1 denotes a sloping roof plate, which constitutes a roof portion A of a house or the like. A water-blocking sheet 2 is laid on the entire upper surface 1a of the roof slab 1. The water-blocking sheet 2 is preferably a water-blocking and durable material, and examples thereof include plastic sheets such as polyethylene and vinyl chloride, and rubber sheets. The thickness is about 1-2 cm and has sufficient strength.

Reference numeral 3 denotes a water retention layer laid on the entire upper surface 2a of the water impermeable sheet 2. The water retention layer 3 is, for example, in a mat shape, and may be made of a nonwoven fabric such as cotton, rayon, jute felt, or a nonwoven fabric made of synthetic fibers such as polyester. The water retaining layer 3 made of this nonwoven fabric is preferably a thin layer having a thickness of 0.2 to 5 cm.
0 to 3.0 cm is more preferable. The water retention layer 3 has a function of ensuring a good water retention state by dispersing and uniformly maintaining excess water.

A vegetation sheet 4 is laid on the entire upper surface 3a of the mat-like water retaining layer 3. This vegetation sheet 4
For example, a turf body can be mentioned. The above-mentioned upholstered turf is made by sticking a lawn seed 6 and a fertilizer / water retention material to one surface 5a of a soluble material 5 with a water-soluble paste (not shown) such as polyvinyl alcohol. Examples of the soluble material 5 include soft cotton, soft nonwoven, pulp nonwoven, and soluble paper that do not hinder the germination and growth of the lawn seeds 6. In this case, the upholstery turf body 4 is placed on the mat-like water retaining layer 3 such that the soluble material 5 is located above and the one surface 5a on which the lawn seeds 6 and the fertilizer / water retaining material are provided is close to the upper surface 3a of the mat-like water retaining layer 3. Lay on top. The seed holding material 34 is composed of the water retention layer 3 and the vegetation sheet 4.

In place of the above-mentioned upholstered turf body, a lawn seed 6 and a fertilizer / water-retaining material are used in a net woven by a Russell loom using a monofilament made of, for example, a warp and a weft and made of polynosic rayon, using a water-soluble paste. The vegetation sheet 4 can be cited as the vegetation sheet 4. In addition, those obtained by sandwiching seeds, fertilizers, and the like on water-disintegrable paper or nonwoven fabric can also be used as the above-mentioned upholstered turf.

The turf seed 6 preferably has a high germination / viability and a high growth rate from the viewpoint of early greening of the shingle 1. For example, grass seeds (tall fescue,
Perennial ryegrass, bluegrass, bentgrass, clover, etc.). Forage seeds have a strong germination and viability, and the forage seeds immediately germinate when they come into contact with water, and the germs are easily dispersed in the soluble material 5.
Sprout from the fiber space portion, absorb the fertilizer / water retention material, etc., and grow into the grass 7 at an early stage to form a uniform and even turf surface (see FIG. 2 (B)). The growth of pasture seeds is based on vine plant seedlings 9 taken out of a plastic pot (not shown), for example, Kizuta, Natsuta, Hedera helix,
It is earlier than yama grapes. That is, the vegetation sheet 4 including the pasture seeds 6 functions as a green covering of the shingle 1 with the pastures 7 at least until the vine plant seedlings 9 having slow initial growth grow.

As described above, the vegetation sheet 4 is provided for the early greening of the roof shingle 1 with the grass 7, and thereafter, the vine plant seedling 9 can be obtained without expecting the grass 7 to be perpetual.
Finally, the entire roof panel 1 can be greened by vine plants 9a such as evergreen ivy plants. In this case, as an effective method for making the growth of the grass 7 relatively short-lived, preventing the vine plant seedlings 9 from being pressurized from the grass 7 and promoting the growth of the vine plant seedlings 9, the soluble material 5 is used. A fast-acting chemical fertilizer is used as the fertilizer to be adhered to one surface 5a together with the lawn seeds 6 and a water retention material.
By setting it to about 2 to 1/3, that is, 20 to 40 g / m ² , the growth of the grass 7 can be suppressed, and the grass 7 can be shortened in life.

Numeral 8 denotes a growth base on which vine plant seedlings 9 taken out of a pot (not shown) are planted. On the upper surface of the vegetation sheet 4, a ridge / eave direction indicated by a double arrow B in FIG. A plurality of streaks are provided in the vertical direction along the direction indicated by the double-headed arrow C perpendicular to. Are arranged side by side on the other surface 5b of the soluble material 5 of the upholstered turf body 4 at appropriate intervals along the direction C. Each growth base 8 includes at least a vegetation base material b. Note that planting soil may be added to the vegetation base material b. The vegetation base material b is basically composed of a growth base material, a soil conditioner, an organic fertilizer and the like, and is appropriately selected and used from, for example, peat moss, coconut fiber, vermiculite, cane mustache, bentonite, zeolite, charcoal powder, and the like. Can be Furthermore, they have an effective action on plant growth, and
Granular styrene foam as a lightweight growth material may be appropriately mixed.

Examples of the growth base 8 include the following. (1) A cylindrical bag made of paper, cloth, nonwoven fabric, resin film, or the like, and filled with a vegetation base material b, is installed along the C direction on the other surface 5b.

(2) By spraying the vegetation base material b while the corrosive or corrosion-resistant seedling net fence is locked to the other surface 5b along the installation location, the sectional shape is, for example, substantially trapezoidal. Stuff.

(3) On the other surface 5b of the soluble material 5 of the upholstered turf body 4, a large number of locking members made of, for example, a plastic material for fixing the vegetation base material b are previously bonded or planted. By spraying the vegetation base material “b” therefrom with a spraying machine and entangle them with the hook member, it is possible to form a growth base 8 with good fixability on the sloped roof slab 1.

Further, (4) when bentonite (clay) is included in the vegetation base material b, the growth base 8 having better fixability can be formed.

The growth base 8 has a sloped roof portion A.
, But is fixed on the upholstery body 4 by its own weight.

Reference numeral 10 denotes a horizontal portion 10d and the horizontal portion 10d
An L-shaped irrigation pipe having a short bent portion 10c having one end bent downward so that water and liquid fertilizer can be evenly watered to the growth base 8 and the vine plant seedling 9 implanted in the growth base 8. Each of the growth bases 8 is provided on the other surface 5b of the soluble material 5 along the direction C and with a horizontal portion 10d adjacent to the growth base 8.
That is, the irrigation pipes 10 are provided for each of the growth bases 8, and the irrigation pipes 10 are provided on the respective growth bases 8 such that water is supplied from above the respective growth bases 8 (the ridge side, not the eaves side of the growth bases 8). It is provided on the upper side. The irrigation pipe 10 provided on the top 11 of the shingle 1 functions as an irrigation pipe for irrigation of the uppermost growth bases 8 adjacent on both sides. 10a is a fountain hole provided in each horizontal portion 10d, which is densely provided along the C direction. Irrigation pipe 10
Has a sealing portion 10b at the other end.

Reference numeral 12 denotes a pump for pumping water W supplied from a water supply 14 or the like to a storage tank 13 installed on a flat ground, for example.
And / or has a function of pumping liquid fertilizer from the vertical pipe 15 to each of the irrigation pipes 10 via the branch pipes 16 and the respective bent portions 10 c connected to the branch pipes 16. Reference numeral 17 denotes a pair of gutters, which are configured so that water flowing down from the roof A is returned to the storage tank 13 through the respective circulation pipes 18.

As shown in FIG. 2A, a large number of vine plant seedlings 9 (potted seedlings) raised in a plastic pot (not shown) or the like are planted in each growing base 8 as shown in FIG. I have.

The grass seeds 6 germinate immediately upon contact with the water, absorb fertilizers and the like, grow into the grass 7 at an early stage, and form a uniform and even grass surface (see FIG. 2 (B)). That is, green covering of the shingle 1 with the grass 7 is performed for a short period until the vine plant 9 grows.

Thereafter, as the vine plant seedling 9 grows, the shingle plant 9 (eg, evergreen ivy plant) 9a covers the roof panel 1 with green (see FIG. 2C). In addition, CO ₂ is fixed while the evergreen ivy plant 9a grows in the future, which is more effective than the conventional case where the roof is covered only with turfgrass.

Vine plants such as the evergreen ivy plant 9a are easier to maintain than turfgrass, and can save labor in terms of management. This management includes irrigation and fertilization, and roof A
It is of such an extent that the terminal of the evergreen ivy plant 9a protruding from the terminal is treated.

In this embodiment, the growth base 8 on which the vine plant seedlings 9 are planted is arranged on the upholstery 4 constituting the seed holding material 34. A gap for arranging the growth base 8 of the plant seedling 9 may be provided, and the growth base 8 may be arranged directly on the impermeable sheet 2. That is, in this case, a gap such as a hole in which the growth base 8 of the vine plant seedling 9 can be laid is formed in the water retention layer (water retention sheet) 3 and the upholstered turf 4 to expose a part of the water impermeable sheet 2. Then, a growth base 8 may be laid.

FIG. 4 shows a second embodiment of the present invention in which a plurality of planting containers 20 in which vine plant seedlings 9 are planted are distributed on the upholstered turf body 4 in a dotted manner. In FIG. 4, the same components as those shown in FIGS. 1 to 3 are the same or equivalent. In this embodiment, instead of the growth base 8 shown in the first embodiment, a vine plant seedling 9 (potted seedling) grown in a plastic pot (not shown) or the like is used for planting soil a.
A plurality of planting containers 20 housed together with the vegetation base material b and the like are arranged in a dotted manner adjacent to the irrigation pipe 10. Note that the planting containers 20 may be installed in a staggered manner.

In this embodiment, the planting container 20 in which the vine plant seedlings 9 are planted is used as the planting material 4 for forming the seed holding material.
In this case as well, a gap such as a hole where a planting vessel 20 in which vine plant seedlings 9 are planted in the water retention layer (water retention sheet) 3 and the turf body 4 is formed. A part of the impermeable sheet 2 is exposed, and the vine plant seedling 9
The planting container 20 in which is planted may be laid.

FIG. 5 shows that the irrigation pipe 10 is provided only on the top 11 of the roof panel 1, and a plurality of short cylindrical bags 21 in which vine plants 9 are planted on the turf 4. A third embodiment of the present invention in which a growth base connected body 23 connected to a rope 22 at an appropriate interval S is installed on the roof slab 1 via the top 11 is shown. In FIG. 5, the same components as those shown in FIGS. 1 to 4 are the same or equivalent.

Each of the growth base linked bodies 23 is arranged on the upholstered turf 4 in a saddle shape along the direction B. Moreover,
Bags 21 in which vine plant seedlings 9 are planted are arranged in a staggered manner. The bag 21 is a cylindrical one made of paper, cloth, nonwoven fabric, resin film, or the like, and includes a planting soil a and a vegetation base b.
Or a mixture of these.
In this embodiment, planting soil a and vegetation base material b are mixed and accommodated.

Even in this case, the upholstery body 4 covering the entire shingle 1 performs a short-time green covering until the vine plants grow for early greening. Further, a gap such as a hole in which the bag 21 of the vine plant seedlings 9 can be laid is formed in the water retention layer (water retention sheet) 3 and the upholstered turf 4 to expose a part of the water impermeable sheet 2, and the vine plant The bag 21 of the seedling 9 may be laid.

FIG. 6 shows a state in which a plurality of growth bases 8 on which vine plant seedlings 9 are planted are arranged in a streak shape on the water impervious sheet 2, and then the water impermeable sheet 2 excluding the portion where the growth bases 8 are arranged. A fourth embodiment of the present invention is shown in which a vegetation base material b containing at least an organic fertilizer is sprayed together with the seed 6 to form the seed holding material 44. In FIG. 6, FIGS.
The same reference numerals as those shown in FIG. 5 are the same or equivalent.

In this embodiment, the seed holding material 44 is constituted by a layer composed of the seed 6 and the vegetation base material b. Then, the water retention of the growth base 8 on which the vine plant seedlings 9 are planted can be higher than in the above embodiments.

Note that the seed 6 and the vegetation base material b may be sprayed so as to cover the growth base 8. Further, by laying a coarse net on the formed seed holding material 44, the growth base 8 can be stabilized.

FIG. 7 shows a location T where a pot seedling (vine plant seedling) 9 with a root E, which has been raised in, for example, a vinyl pot (not shown), is dispersed on the impermeable sheet 2. The seed holding material 44 is sprayed on the surface of the water-impervious sheet 2 excluding the vegetation base b containing at least the organic fertilizer together with the seed 6 in advance.
A fifth embodiment of the present invention is shown in which the vine plant seedlings 9 with roots E are formed and then dispersed at the location T. In FIG. 7, the same components as those shown in FIGS. 1 to 6 are the same or equivalent.

The seeds 6 and the vegetation base b may be sprayed after the vine plant seedlings 9 with roots E are dispersed and arranged on the water impermeable sheet 2. At this time, the seed 6 and the vegetation base material b are formed on the entire surface of the water impermeable sheet 2 so as to cover the roots E of the vine plant seedlings 9 on the water impermeable sheet 2.
May be sprayed. Further, by laying a coarse net on the formed seed holding material 44, the bag 21 can be stabilized.

[0047]

As described above, the present invention has the following effects.

The entire roof can be covered with the seed holding material until the vines that grow slowly in the early stage grow.

In the future, CO ₂ fixation will take place during the growth of vine plants.

The vine plants are easier to maintain than turfgrass, and can save labor in terms of management.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram of an overall configuration showing a first embodiment of the present invention.

FIG. 2A is a configuration explanatory view showing an installation state in the embodiment. (B) is a structural explanatory view showing a greening state by pasture in the embodiment. (C)
FIG. 2 is a configuration explanatory view showing a greening state by a vine plant in the embodiment.

FIG. 3 is a perspective view showing an installation state of a vine plant seedling on the roof in the embodiment.

FIG. 4 is a perspective view showing an installation state of vine plant seedlings on a roof according to a second embodiment of the present invention.

FIG. 5 is a perspective view showing a state in which vine plant seedlings are installed on a roof according to a third embodiment of the present invention.

FIG. 6 is a configuration explanatory view showing a fourth embodiment of the present invention.

FIG. 7 is a configuration explanatory view showing a fifth embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Roof board, 2 ... impermeable sheet, 3 ... Water retention layer, 4 ... Vegetation sheet, 6 ... Grass seed, 8 ... Growth base, 9 ... Vine plant seedling,
10: irrigation pipe, 34: seed holding material, A: roof.

 ────────────────────────────────────────────────── ─── Continued on the front page F term (reference) 2B022 AB04 BA02 BA03 BA04 BA07 BA12 BA16 BA22 2B051 AA01 AB01 AC02 BA16 CB02 CB23 CB32 CB33

Claims (4)

[Claims] 1. A plurality of growth bases in which a water-impervious sheet is laid on a roof, a seed holding material holding seeds is provided on the water-impervious sheet, and a vine plant seedling is planted on the seed holding material. The roof greening method characterized by arranging the streaks. 2. A water-impervious sheet is laid on a roof, a seed-holding material holding seeds is provided on the water-impervious sheet, and vine plant seedlings are dispersed and arranged on the seed-retaining material in a dot-like manner. A roof greening method characterized by the following features. 3. A water-impervious sheet is laid on a roof portion, and a plurality of growth bases in which vine plant seedlings are planted are arranged on the water-impervious sheet in a streak shape. A greening method for a roof part, wherein a vegetation base material is sprayed together with seeds to form a seed holding material. 4. A water-impervious sheet is laid on a roof, and vine plant seedlings are dispersed and arranged on the water-impervious sheet in a dot-like manner. A roof greening method, characterized by spraying water as a seed holding material.