JP2003284428A - Planting installation structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a planting installation structure where a planting part is lightened and also a root-proof layer is improved in the degree of fixation. <P>SOLUTION: In the planting installation structure, a planting part 3 is provided on a base G, and a root-proof layer 4 preventing root penetration to the base G from the planting part 3 is provided between the base G and the planting part 3. The planting part 3 has a planting mat 3B freely settable on the base G. A fixture 5 is provided with a root-proof-layer fixture 9 passing through the root-proof layer 4 to fix the planting mat 3B on the base G. The root-proof layer 4 arranged on the base G and the planting mat 3B arranged on the root-proof layer 4 are fixed on the base G with the fixture 5. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is applicable to plants for installation in buildings, such as roofs, rooftops, balconies,
A planting part (for example, a part for growing grass, vegetation, sedum plants, etc.) is provided on the lower ground of a veranda, etc., and a root from the planting part to the base is provided between the base and the planting part. The present invention relates to a planting installation structure provided with a root preventive layer for preventing entry.

[0002]

2. Description of the Related Art A planting section 2 formed on the above-mentioned building base
As shown in FIG. 12, 0 means that soil 2 is placed on the ground G.
1 is generally formed by stacking, and as a planting installation structure of this kind, in order to prevent the root of the plant of the planting section 20 from breaking through the base G and invading, On the base G, the root preventive layer 4 having a hardened synthetic resin sheet or the like laid was provided. And the sheet itself of the root preventive layer 4 is
It was merely laid on the base G in a mounted state, and was suppressed by the weight of the soil 21 of the planting section 20.

[0003]

However, since such a planting portion is formed on the building frame, the entire weight acts on the building, which reduces the load on the building body as much as possible. It is desired to reduce the weight.

According to the above-described conventional planting installation structure, in consideration of the growth of plants, it is preferable that the soil layer thickness of the planting section is large, and accordingly, the weight of the planting section acting on the building frame is large. However, there is a problem that the load on the building itself is likely to increase.

Therefore, in order to solve this problem, instead of raising the soil, for example, the base material mat formed by weaving fibers of synthetic resin into a mat shape is rubbed with the soil and seedlings or seeds of the planting are planted. It is suggested to use a planting mat planted with. According to this planting mat, the thickness is reduced,
It is possible to reduce the overall weight. However, on the roof, sometimes gusts may blow, and the smaller the weight of the planting part, the less the pressing force against the root preventive layer, resulting in a new problem that it is easily blown off. .

Therefore, an object of the present invention is to provide a planting installation structure which solves the above problems and can reduce the weight of the planting portion and improve the degree of fixing of the root-proof layer. It is in.

[0007]

The feature of the invention of claim 1 is that, as illustrated in FIGS. 1 to 10, a planting section 3 is provided on a base G, and the base G and the planting section 3 are provided. In between, a root-prevention layer 4 for preventing roots from entering the ground G from the planting section 3
In the planting installation structure in which the planting section 3 is provided,
A rooting layer fixing, which comprises a planting mat 3B that can be installed on the base G and is fixed to the base G by penetrating the rooting layer 4 into a fixture 5 for fixing the planting mat 3B. Part 9
And the root preventive layer 4 disposed on the base G, and
The planting mat 3B arranged on the root preventive layer 4 is being fixed to the base G by the fixture 5.

According to the characterizing feature of the invention of claim 1, since the planting section comprises a planting mat which can be freely installed on the base, as in the conventional case, soil is placed on the base. It is possible to reduce the weight compared to the planted part formed by raising. Moreover, since the planting part can be configured by using a group of planting mats, it is easier to handle than the work of raising soil, and it is possible to improve the installation work efficiency of the planting part. Become. Then, a fixing tool is used to fix the planting mat, and the fixing tool is provided with a root-proof layer fixing portion which penetrates the root-proof layer and is fixed to the foundation, and the root-prevention arranged on the foundation. Layer, and the planting mat arranged on the root-controlling layer, since it is fixed to the base by the fixture, not only the planting mat, it will be fixed to the base for the root-control layer, It is possible to install the planting section in a stable state. Moreover, when forming the planting part, both the planting mat and the root preventive layer can be fixed at once by the trouble of fixing the fixing tool to the base. Therefore, the planting part can be fixed with a small number of fixing tools, and the material cost and the fixing work cost can be reduced separately. Furthermore, since the number of fixtures to be used can be reduced, the number of fixtures exposed on the surface of the planting part can be reduced, and the aesthetic appearance can be prevented from being impaired.

The characteristic configuration of the invention of claim 2 is as shown in FIGS.
As illustrated in Nos. 10 to 10, where the water blocking materials 10, 11, 12, 13 are provided in a state of preventing water from flowing through the penetration portion 4a of the root protection layer 4 by the root protection layer fixing portion 9. It is in.

According to the characterizing feature of the invention of claim 2, in addition to being able to achieve the effect of the invention of claim 1, the roots of plants tend to grow in search of water, and the root-control layer However, it was found that when water was distributed on the front and back sides of the root-control layer, the roots of the planted part penetrated into the circulation part and easily extended to the back side of the root-control layer. Therefore, according to the present invention, it is possible to prevent the flow of water and prevent the intrusion of roots by preventing water from penetrating the root-preventing layer by the water-stopping material. You will be able to exert the root effect.

The characteristic configuration of the invention of claim 3 is as shown in FIGS.
As illustrated in, the fixture 5 includes a fixture body 7 and
Fixing nail member 8 for fixing the fixture main body 7 to the base G
And is provided and configured.

The function of the fixing tool is required to have a function of supporting the planting mat and a function of fixing the fixing tool itself to the base. Therefore, it is preferable that the part of the fixture that functions to support the planting mat be formed according to the structure and thickness of the target planting mat, while the part that functions to secure the planting mat. Is preferably formed according to the condition and thickness of the target substrate. From this point of view, it is necessary to set the size and shape of the fixing tool according to the type of the target planting mat and the type of the target base. As a result, the sizes and shapes of the fixtures to be prepared vary widely, and parts management may become complicated. However, according to the characteristic configuration of the invention of claim 3, according to the characteristic configuration of claim 1 or 2, In addition to the effect of the invention being achieved, the combination of the fixture main body and the fixing nail member can be freely changed, so that it is possible to further reduce the types of parts to be prepared. . In addition, regarding the combination of the fixture main body and the fixing nail member, it is possible to select each material as a material that easily exerts its function and use them in combination. That is, by simply preparing a fixture main body of a size and material suitable for each type of planting mat to be fixed, and a fixing nail member having a size and material suitable for each type of base material to be fixed, By changing the combination of, it becomes possible to easily construct a fixture that suits any site situation. Therefore, it becomes possible to reduce the types of parts to be prepared, simplify the parts management, and realize the cost reduction accompanying the production of a small number of products.

As mentioned above, the reference numerals are given for the sake of convenience in comparison with the drawings, but the present invention is not limited to the constructions of the accompanying drawings by the entry.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. In the drawings, the parts indicated by the same reference numerals as those in the conventional example indicate the same or corresponding parts.

FIG. 1 shows an embodiment (building B equipped with planting) of the planting installation structure of the present invention. The building B of the present embodiment is made of reinforced concrete, and its rooftop R is configured as a flat roof. The rooftop R is provided with a planting zone S and a passage zone T adjacent to the planting zone S for greening the rooftop.

Explaining the rooftop R, as shown in FIGS. 1 and 2, the waterproof layer 1 is provided on the rooftop slab (corresponding to a building frame) B1.
And a protective concrete layer (corresponding to the base) on it
It is configured by integrally forming G. The waterproof layer 1 is
For example, it is a waterproof layer constructed by asphalt waterproofing, sheet waterproofing, or the like, and is provided integrally with the rooftop slab B1. The protective concrete layer G is formed by pouring concrete on the waterproof layer 1 and is configured integrally with the waterproof layer 1.

As for the planting zone S, a planting section for growing a planting material (eg grass or tree) 2 is provided above the protective concrete layer G as shown in FIGS. 3 is formed. Further, a root protection layer 4 made of a vinyl chloride sheet is provided between the planting section 3 and the protective concrete layer G.

Explaining the planting section 3, the drainage mat 3A serving as a drainage layer and the planting mat 3B serving as a planting layer for the planting 2 are laminated, and the root control layer 4 is used.
A plurality of fixtures 5 for fixing the mats 3A and 3B and the root-preventing layer 4 are installed at predetermined intervals on the upper part of the mat, and the fixtures 5 allow the drainage mat 3A and the planting mat to be planted. 3B and the root preventive layer 4 are fixed to the roof,
As a result, it is possible to prevent lateral displacement and blowout due to wind lift.

As described above, the root-preventing layer 4 is formed of vinyl chloride as a material, and the adjacent sheets are adhered to each other by welding at the overlap margin, so that a continuous surface with high reliability is obtained. Is obtained. Then, from the strength of the vinyl chloride itself, the adhesive strength between the adjacent root-control layers 4 and the integrity of the root-control layers 4 as a whole, penetration of the root-control layers 4 by root growth in the planting zone S is achieved. It is possible to surely prevent it. The root protection layer 4 itself is fixed to the protective concrete layer G by the fixture 5.

The drainage mat 3A is formed by entwining synthetic resin fibers into a mat shape, and is constructed so that excess water in the planting zone S can be drained through the spaces between the fibers. On the other hand, as shown in FIG. 5, the planting mat 3B includes a main body 3Ba formed by entwining synthetic resin fibers into a mat shape, and a synthetic resin filter 3Bb integrally formed on a lower surface portion of the main body 3Ba. And the main body 3Ba
It is configured by including the soil 3Bc packed in the space. Then, in the soil 3Bc, for example, a plant (an example of a planting product) 2 such as a sedum that grows even in a dry state or an oligotrophic state is vegetated. By the way, if the soil 3Bc is made of volcanic gravel or ceramics, it is easy to maintain the dry and oligotrophic condition, and the growth environment of the sedum is optimized while suppressing the invasion of weeds. Is possible.

Further, as described above, the fixing to the roof is performed by arranging the root preventive layer 4, the drainage mat 3A and the planting mat 3B in this order from the bottom and fixing them by the fixing tool 5. Then, the outer peripheral side of the planting zone S (passage zone T side)
As for the above, the cover member 6 is provided in a state of covering the edge portions of the mats 3A and 3B (see FIGS. 1 and 2). The cover member 6 is fixed to the protective concrete layer G, and has a function of blinding the edge portions of the mats 3A and 3B to improve the aesthetic appearance, and a function of covering the edge portions of the mats 3A and 3B. It has a protective function of preventing a gust of wind from directly hitting it and preventing the foot from hitting the edge portions of the mats 3A and 3B as the passage zone T travels.

The fixture 5 is, as shown in FIGS.
Fixing body 7 made of vinyl chloride and fixing nail member 8 made of metal
It is configured with and.

The fixture body 7 includes a base portion 7a,
It is configured by including a main body portion 7b and a locking ring member 7c. The base portion 7a is composed of a disc,
The main body portion 7b is composed of a resin bolt that is integrally provided on the central portion of the disc and is provided upright. The locking ring member 7c is composed of a ring member that can be locked to the male screw portion on the outer peripheral portion of the main body portion 7b.

The base portion 7a is provided with a plurality of insertion holes h through which the fixing nail member 8 can be inserted, and the base portion 7a is provided on the root protection layer 4 arranged on the protective concrete layer G. Is mounted, the fixing nail member 8 is inserted through the insertion hole h, and is driven into the protective concrete layer G, whereby the main body portion 7b can be fixed in a state of protruding onto the roof surface. In the fixed state, the root protection layer 4 is also fixed to the protective concrete layer G by the fixed nail member 8 and the base portion 7a which have penetrated.
The fixing nail member 8 and the base portion 7a are collectively referred to as a root protection layer fixing portion 9. By the way, an elastic sheet (an example of a water blocking material) 10 made of, for example, butyl rubber, rubber asphalt, soft resin or the like is interposed between the base portion 7a and the root preventive layer 4, and the fixing in the root preventive layer 4 is performed. Penetration part 4a of nail member 8
The surroundings are sealed to prevent water from flowing to the front and back of the root preventive layer 4 through the penetration portion 4a. That is, when the roots of the planting plant 2 extending from the planting section 3 grow in search of water, the root-controlling layer 4
If there is water flowing on the front and back sides, the roots will easily invade even that part, and as a result, the protective concrete layer G, the waterproof layer 1 and the rooftop slab B1 will be adversely affected. It is important to stop the water in the portion 4a.

The locking ring member 7c will be described. Like the base portion 7a and the main body portion 7b, the locking ring member 7c is made of synthetic resin, and as shown in FIGS. A plurality of thin locking pieces 7ca are integrally provided on the peripheral portion. Each locking piece 7
The ca is formed in a posture inclining to one side with respect to the ring axis, and the main body portion 7b made of the resin bolt is formed.
When fitting the locking ring member 7c from one end side along the axis of the bolt, the locking pieces 7ca are in a locking state in which they easily bend, and the locking piece 7ca can be fitted easily while , When fitted, the locking piece 7c is pulled in the opposite direction.
It is configured so that a is stretched and is hard to come off. Incidentally, the locking action of the locking ring member 7c to the main body portion 7b becomes effective when the tip end portion of the locking piece 7ca engages with the outer peripheral male screw portion of the main body portion 7b. Further, in order to remove the locking ring member 7c from the main body portion 7b, the same operation as removing the nut from the bolt (rotating the locking ring member 7c around the bolt axis along the male screw portion) is performed. Be implemented. Further, since the locking position of the locking ring member 7c with respect to the main body portion 7b can be freely changed, the drainage mat 3A and the planting mat 3B.
It becomes possible to easily adjust the supporting height to a preferable value according to the thickness dimension of.

Next, a method for forming a planting portion in the present embodiment will be described by giving an example thereof. [1] The root preventive layer 4 is placed on the portion of the protective concrete layer G set in the planting zone S. [2] The fixture 5 is arranged at a predetermined position on the upper surface of the root protection layer 4, and the fixing nail member 8 is driven through the insertion hole h to be fixed to the protective concrete layer G. However, the elastic sheet 10 is placed along the lower surface of the base portion 7a of the fixture 5,
It is arranged so that water can be stopped around the penetration part 4a of the root preventive layer 4. [3] The drainage mat 3A and the planting mat 3B are laid on the root protection layer 4. At the time of this work, the fixture 5
The main body portion 7b is placed so as to penetrate the drainage mat 3A and the planting mat 3B. [4] The locking ring member 7c is locked to each fixture 5 to fix the drainage mat 3A and the planting mat 3B.

According to the planting installation structure described in the embodiment, the weight can be reduced and the planting part can be efficiently formed as compared with the conventional planting part formed by raising the soil. It will be possible. In addition, with a single fixture, it is possible to collectively fix the root protection layer, drainage mat, and planting mat in a stable state, reducing material costs and fixing work costs.
It is possible to reduce each separately. Furthermore, since the number of fixtures to be used can be reduced, the number of fixtures exposed on the surface of the planting part can be reduced, and the aesthetic appearance can be prevented from being impaired.

[Other Embodiments] Other embodiments will be described below.

<1> The structure of the building is not limited to the reinforced concrete structure described in the above embodiment, and for example, a steel frame structure, a steel frame reinforced concrete structure, or a wooden structure,
Also, it is possible to adopt a known building structure such as a composite structure thereof. <2> The planting installation target portion is not limited to the flat roof described in the above embodiment, and may be, for example, a sloping roof. In this case, by mounting the cover member 6 on the lower slope side of the planting zone S, it is possible to receive the sliding load of the planting zone S and more securely fix the planting portion. <3> The planting unit 3 is not limited to one configured to include the drainage mat 3A and the planting mat 3B, and may include, for example, the planting mat 3B and a layer having another function. Or
It may be configured only with the planting mat 3B. In addition, each mat has various forms such as a form in which rolls are wound and installed while being unwound, a form in which a predetermined shape (for example, a rectangular shape) is preliminarily formed, and the mats are installed while being lined up. Can take any form. The planting mat 3B is provided with, for example, a tray in which the mat body is housed, and the mat body is housed in the tray in addition to the mat body formed in the roll shape or the rectangular shape described above. It is also possible to configure the planting section 3 by vertically and horizontally connecting the planting mats 3 </ b> B including the tray and the mat body. They are collectively called the planting department. <4> The fixture 5 is not limited to the one in which the base portion 7a and the main body portion 7b are integrally formed as described in the above embodiment, and for example, as shown in FIG. It may have a detachable structure.
Further, the base portion 7a and the main body portion 7b can be made of different materials, and the advantages provided by the respective materials can be used as a high-performance fixture by making use of the base portion 7a and the main body portion 7b. Become. That is, the material is not limited to synthetic resin, and may be metal, ceramics, wood, or the like. <5> The base G is not limited to the protective concrete layer described in the above embodiment, and may be, for example, a protective mortar layer. Further, not limited to cast-in-place concrete or cast-in-place mortar, for example, a molded body obtained by previously molding a material such as concrete or mortar into a predetermined shape (for example, tile shape or block shape) is laid on the waterproof layer 1. It may be one. In addition, when using a highly waterproof performance for the root protection layer 4, as shown in FIG. 11, the protective concrete layer described in the previous embodiment may be omitted and the building frame B1 may be used as the base G. it can. That is, the root preventive layer 4 also serves as the waterproof layer 1. <6> The planted product 1 to be grown in the planting zone S is not limited to the sedum plants as described in the above embodiment, and may be other vegetation. <7> As described in the previous embodiment, the water blocking material is interposed between the root portion 4 and the base portion 7a around the insertion hole h formed in the base portion 7a of the fixture 5. The elastic sheet 10 is not limited to the elastic sheet 10 but may be, for example, one in which the elastic sheet 10 is positioned on the entire surface of the base portion 7a on the side of the root preventive layer 4 as shown in FIGS. Further, as shown in FIG. 8, the elastic sheet 11 may be interposed between the base portion 7a and the fixed nail member 8 head portion. In this case, it becomes easier to prevent water leakage from the outer periphery of the fixed nail member 8 to the base, and the root-preventing effect can be improved. Further, as shown in FIG. 9, a sealing material 12 may be filled as a water blocking material in the gap between the fixed nail member 8 and the base G. Further, as shown in FIG. 10, an elastic sleeve 13 that can be externally fitted to the fixed nail member 8 and that has a penetrating portion 4a of the root protection layer 4 that is water-stoppable may be used. In this case, if the elastic sleeve 13 is made of a water-expandable material, it is possible to more reliably stop the penetration portion 4a from water. <8> The fixed nail member 8 is not limited to the nail described in the above embodiment, and may be, for example, an anchor, a bolt and a nut, a screw, or the like.
In addition to the method of arranging the fixture 5 and then driving it into the base G, a method of embedding it in the base G in advance and attaching the fixture 5 to the fixing nail member may be used. In short, as long as the fixture 5 can be fixed to the base G, it is referred to as a fixing nail member including these.

[Brief description of drawings]

1] Partially cutaway perspective view showing a building

FIG. 2 is a cross-sectional view of main parts showing details of the roof.

FIG. 3 is an exploded perspective view showing a fixture.

FIG. 4 is a cross-sectional view showing a mounting state of a fixture.

FIG. 5 is a sectional view of a main part showing a planting part.

FIG. 6 is a sectional view showing a fixture of another embodiment.

FIG. 7 is a cross-sectional view of essential parts showing a fixture of another embodiment.

FIG. 8 is a sectional view of an essential part showing a fixture of another embodiment.

FIG. 9 is a sectional view of an essential part showing a fixture of another embodiment.

FIG. 10 is a cross-sectional view of essential parts showing a fixture of another embodiment.

FIG. 11 is a cross-sectional view of an essential part showing a planting installation structure according to another embodiment.

FIG. 12 is a sectional view of a main part showing a conventional planting part.

[Explanation of symbols]

1 waterproof layer 3 planting department 3B planting mat 4 Root prevention layer 4a penetration part 5 fixtures 7 Fixture body 8 fixed nail members 9 Root layer fixing part 10 Water blocking material B1 building frame G ground

Claims (3)

[Claims] 1. A root preventive for preventing a root from entering from the planting section to the base between the base and the planting section by providing a planting section on a lower ground of a building to be planted and installed. A planting installation structure in which a layer is provided, wherein the planting section is configured to include a planting mat that can be freely installed on the base, and a fixture for fixing the planting mat to the root-prevention layer. A root-preventing layer fixing portion that penetrates through and fixes to the base, the root-preventing layer disposed on the base, and the planting mat disposed on the root-preventing layer, the base by the fixture. The planting installation structure that is fixed to. 2. The planting installation structure according to claim 1, wherein a water blocking material is provided in a state where water is prevented from flowing through the penetration portion of the root protection layer by the root protection layer fixing portion. 3. The planting installation structure according to claim 1, wherein the fixture includes a fixture body and a fixing nail member that fixes the fixture body to the base.