JP2001336110A - Renewal method of existing coats - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a rational and economic renewal construction method reproduced as an artificial lawn coat securing permeability as existing permeable coats in which permeability is worsened by impermeable all-weather existing coats or secular use. SOLUTION: On the existing coat or ground, a permeable buffer material 2 is laid on the upper face to newly form a permeable layer 3 in the state that the existing coats is left as it is, and the artificial lawn 4 is laid on the upper face of the permeable layer 3. In the case of the existing coat 1 previously laying the artificial lawn 5, a permeable sheet 8 is laid on the upper face after sand is supplemented to the artificial lawn 5 of the existing coat 1 to be flatly processed, and the permeable layer 3 is formed on the upper face by the permeable buffer material 2 to lay the artificial lawn 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a renewal method for existing coats, and more particularly, to a non-water-permeable all-weather coat, and even to a water-permeable coat, clogging due to use over time deteriorates water permeability. The present invention relates to a technique for renewing an artificial turf coat, which has been renewed, as an artificial turf coat having sufficient water permeability.

[0002]

2. Description of the Related Art An all-weather coat on which artificial turf is laid is
With age, sand and gravel from the rain and various sports enter the artificial turf, causing clogging, and clogging the open ascon under the artificial turf, thereby deteriorating drainage. In addition, artificial grass is damaged by frequent use, whether outdoors or indoors.

[0003] In order to repair coats whose drainage has deteriorated or has been damaged as described above, old artificial turf must be peeled off.
Excavating and removing the lower layer of ascon, etc., and constructing a permeable artificial grass laying coat that is almost the same as the initial construction work of laying artificial turf by constructing new permeable askon .

[0004]

Conventionally, as mentioned above, the artificial turf of the existing indoor and outdoor courts must first be peeled off, and the lower layer of ascon, etc. must be dug out and removed.
These operations are very troublesome and troublesome. In addition, old artificial turf and ascon, which are no longer needed, must be treated as industrial waste, which is not good for the environment.

Further, since a new coat construction is performed by the same construction work as the previous one, such as constructing a new water-permeable ascon and laying an artificial turf, the construction period is prolonged and the construction cost is increased. .

[0006] On the other hand, a method has not yet been established that can easily replace an outdoor parking lot or a building rooftop where water permeability is not ensured with a water-permeable all-weather coat.

Accordingly, an object of the present invention is to keep existing non-permeable type all-weather type coats which do not inherently permeate or existing water-permeable type coats whose water permeability is deteriorated or damaged due to long-term use. By laying a water-permeable cushioning material and artificial turf, a water-permeable layer can be easily formed, and new artificial turf coats that have ensured water permeability have been renewed.
An object of the present invention is to provide a renewal method of existing coats which is reasonable, economical and environmentally friendly.

[0008]

As means for solving the above-mentioned problems, a renewal method for existing coats according to the present invention according to claim 1 is a method for renewing existing coats, wherein the existing coats 1 or 2 are directly used in the existing court 1 or the ground. In the existing state, the water-permeable cushioning material 2 is laid on the upper surface of the existing coat 1 to form a new water-permeable layer 3, and the artificial turf 4 is laid on the upper surface of the water-permeable layer 3.

According to the renewal method of existing coats according to the invention of claim 2, the non-permeable type existing coat 1 or the ground, which has not been subjected to the water-permeable treatment in advance, retains the non-permeable type existing coat 1 as it is. In a state where the water-absorbing material is present, the water-permeable cushioning material 2 is laid on the upper surface of the existing non-water-permeable type coat 1 to form a new water-permeable layer 3, and the artificial turf 4 is laid on the upper surface of the water-permeable layer 3. Features.

According to a third aspect of the present invention, there is provided a method for renewing an existing coat, wherein the existing water-permeable type coat or ground is pre-treated in a water-permeable existing coat or ground. Then, a water-permeable cushioning material 2 is laid on the upper surface of the existing water-permeable type coat 1 to form a new water-permeable layer 3, and an artificial turf 4 is formed on the upper surface of the water-permeable layer 3.
It is characterized by laying.

In the renewal method of existing coats according to the present invention, the surface of the existing coats 1 is flattened, and a water-permeable cushioning material 2 is laid on the upper surface to form a new water-permeable layer 3. Is formed.

In the renewal method of existing courts according to a fifth aspect of the present invention, in the existing court 1 or ground where the artificial turf 5 is laid, sand 7 is added to the artificial turf 5 of the existing court 1. After the flattening process, a water permeable sheet 8 is laid on the upper surface, a water permeable buffer material 2 is laid on the upper surface of the water permeable sheet 8, a new water permeable layer 3 is formed, and an artificial turf 4 is formed on the upper surface of the water permeable layer 3. It is characterized by laying.

The renewal method for existing coats according to the invention according to claim 6 relates to the invention, wherein the water-permeable cushioning material 2 is laid on an upper surface of the rooftop 10 of a reinforced concrete or steel reinforced concrete building 9. A water-permeable layer 3 is newly formed, and an artificial turf 4 is laid on the upper surface of the water-permeable layer 3.

According to a renewal method for existing coats according to the present invention, the water-permeable cushioning material 2 is made of a thin string-like material 20 made of a copolymer resin of vinylidene chloride and vinyl chloride having a predetermined thickness. A water-permeable synthetic resin formed by coating the surface with a urethane-based resin solution, compressing the coated string-shaped material 20 so as not to separate it into a predetermined thickness, and providing a large number of voids 21. It is characterized in that it is made of a water-permeable cushioning material 2A made of stainless steel.

In the renewal method for existing coats according to the present invention, the water-permeable cushioning material 2 is formed by compressing a plant fiber material 22 such as palm coconut to a predetermined thickness and forming a large number. It is made of a water-permeable cushioning material 2B made of a vegetable fiber having water permeability formed by providing the voids 23, or by compressing the corrosion-resistant wire 24 to a predetermined thickness and providing a large number of voids 25. It is characterized by being manufactured with the formed water-permeable buffer material 2C having water permeability.

According to a ninth aspect of the present invention, in the method for renewing existing coats, the water-permeable cushioning material 2 (2A, 2A,
B, 2C) is characterized in that a predetermined amount of a single substance or a mixture of powder of sand, small gravel, rubber chips, plastic powder, or glass dust is sprayed into the gaps 21, 23, 25 of (B, 2C).

In the renewal method of existing coats according to the present invention, the water-permeable cushioning material 2 (2A,
B, 2C) are characterized in that they are formed in a predetermined size and shape in advance.

[0018]

BEST MODE FOR CARRYING OUT THE INVENTION The renewal method for existing coats of the present invention uses a water-permeable hard coat that has not been treated for water permeability from the beginning, a parking lot with asphalt / concrete floors, or a rooftop of a building. If an artificial turf coat with water permeability is replaced by an artificial turf coat that has been used for many years and its permeability deteriorates due to long-term use, restore it to an artificial turf coat with sufficient water permeability It will be implemented. Alternatively, it can be implemented when indoor coats are damaged by aging.

An embodiment relating to the renewal method of existing coats according to the first aspect of the present invention will be described.

The present embodiment is suitable when an existing all-weather coat 1 or a parking lot with a ground or asphalt concrete floor (hereinafter collectively referred to as an existing coat 1) is constructed on an artificial turf coat having water permeability. It is. That is, the existing coat 1 is left almost in its original state, a water-permeable buffer material 2 is laid on the upper surface of the existing coat 1 to form a new water-permeable layer 3, and an artificial water-permeable layer 3 is formed on the upper surface of the water-permeable layer 3. The turf 4 is laid and renewed (see FIG. 1).

The existing coat 1 according to the present embodiment does not matter whether or not it has water permeability. For example, it is suitably implemented in a water-permeable artificial turf coat laid with water-permeable ascon, a non-water-permeable hard coat of asphalt / acrylic / vinyl acetate system, a rubber-based non-water-permeable hard coat such as urethane and rubber chips / synthetic rubber, and the like. You.

Therefore, according to the present embodiment, the existing coat 1 is left (remaining) with almost no modification regardless of the presence or absence of water permeability, and the water-permeable cushioning material 2 and the artificial turf 4 are placed thereon.
By simply laying, a water-permeable all-weather artificial turf coat having a water-permeable layer can be easily constructed.

An embodiment of the renewal method according to the second aspect of the present invention will be described with reference to FIG.

This embodiment is suitable for the renewal of the existing non-permeable type coat 1. That is, for example, asphalt 12 is formed on the upper layer of the roadbed 11 as shown in FIG.
The surface of the non-permeable type existing coat 1 which is paved with water is flattened by simple repair and left as it is (refer to claim 4), and as shown in FIG. 2 to form a new water-permeable layer 3, and an artificial turf 4 on the upper surface of the water-permeable layer 3 to achieve renewal (FIG. 2).

Therefore, according to the present embodiment, the existing coat 1, which is originally impermeable to water, is almost completely left as it is.
By simply laying the water-permeable cushioning material 2 and the artificial turf 4 on the upper surface, it can be easily renewed instead of a water-permeable artificial turf coat having a water-permeable layer formed thereon.

An embodiment relating to the renewal method according to the third to fifth aspects of the present invention will be described with reference to FIG.

In this embodiment, the water-permeable type existing coat 1 is used.
It is suitable for renewal. That is, for example, FIG.
A permeable ascon 13 is laid on the upper layer of the roadbed 11 as shown in FIG. 1A, and is suitable for the permeable type existing coat 1 of artificial turf laying composed of artificial turf 5 in which sand 6 is mixed in advance on the upper surface of the permeable ascon 13. Will be implemented. As shown in FIG. 3B, after sand 7 is replenished to the artificial turf 5 of the existing coat 1 and flattened (claim 5), a water-permeable sheet 8 made of vinyl or nonwoven fabric is laid thereon, The water permeable cushioning material 2 is laid on the water permeable sheet 8 to form a new water permeable layer 3, and the artificial turf 4 is laid on the upper surface of the water permeable layer 3 for renewal (FIG. 3C). .

Therefore, according to the present embodiment, when the existing coat 1 having been permeable to water for many years has been clogged and drainage has deteriorated, the old water-permeable coat 1 is left as it is. However, by laying the water-permeable cushioning material 2 and the artificial turf 4 on the upper surface, it is possible to easily restore the artificial turf coat in which water permeability is ensured.

An embodiment relating to the renewal method of the invention according to claim 6 will be described with reference to FIG.

This embodiment is suitable when the roof of an existing building is renewed as an outdoor tennis court.

That is, on the rooftop 10 of the reinforced concrete or steel reinforced concrete building 9, the above-described water-permeable cushioning material 2 is laid on the upper surface of the rooftop 10 to newly form the water-permeable layer 3, and the water-permeable layer 3 is formed. By laying the artificial turf 4 on the upper surface, an artificial turf coat whose water permeability is ensured can be easily constructed on the roof of a building. Before laying the water-permeable cushioning material 2, a water-permeable sheet 8 as shown in FIG. 3B may be laid beforehand.

Embodiments relating to the renewal method according to claims 7 to 10 will be described with reference to FIGS.
Any of the embodiments is suitable as the water-permeable cushioning material 2 having excellent water permeability used in each of the renewal methods.

According to an embodiment of the present invention, the above-mentioned water-permeable cushioning material 2 is made of a cushioning material 2A made of synthetic resin. That is, as shown in FIG. 5, the synthetic resin water-permeable buffer material 2A coats the surface of a thin string-shaped material 20 made of a copolymer resin of vinylidene chloride and vinyl chloride with a urethane resin solution, It has a large number of voids 21 formed by compressing the coated cord-shaped material 20 so as not to be separated into a predetermined thickness, and has water permeability and corrosion resistance. The water permeable buffer material 2A is compressed to a predetermined thickness of, for example, about 5 mm. At the time of use, many layers may be stacked and constructed. The strip-shaped material 2
A value of 0 compresses the material 20 in a tangled state at the time of compression to prevent separation. The hardness at this time has an appropriate cushioning property and hardness enough to withstand various loads and impact forces generated during the competition by the competitors on the artificial turf 5 laid above, and also has a restoring force. It is formed so as to have enough components.

The synthetic resin-made water-permeable cushioning material 2A
Is formed by compressing the thin cord-shaped material 20 in an irregular state, so that the size of the void portion 21 is also non-uniform. Therefore, even if it is piled up and compressed, the upper thin string material 20 is located in the lower gap 21, and the gap 21 of the upper thin string material 20 is located above the thin string material 20. It can be implemented in a stacked shape where a number of objects are in close contact and stacked.

Further, the fine string material 20 constituting the synthetic resin water-permeable cushioning material 2A is originally excellent in traction force, and the thin string material 20 is compressed in a state of being entangled with each other even if it is slightly. Since it is formed, even if it is pressed by various impact forces and loads indirectly received from the artificial grass 4 above, the material 20 in the bent state is pulled by a small amount and is cut by cutting. Does not reach. Therefore, the water permeable buffer material 2A maintains a normal state, and the water permeable function and the buffer function can be secured for a long period of time. In addition, it is also possible to stack a plurality of the water-permeable cushioning materials 2A as necessary to increase the thickness. Also, it may be thickly formed in advance in the manufacturing stage (not shown).

According to an embodiment of the present invention, the above-mentioned water-permeable buffer material 2 is made of a vegetable fiber-made water-permeable buffer material 2B. As illustrated in FIG. 6, a plant fiber material 22 such as a palm nut is subjected to compression processing to a predetermined thickness and is made of a water-permeable plant fiber formed by providing a large number of void portions 23. .

Further, a mode of manufacturing with a water-permeable buffer material 2C made of wire is also feasible. That is, as illustrated in FIG. 7, the corrosion-resistant wire 24 is made of a water-permeable wire formed by performing compression processing to a predetermined thickness and providing a large number of voids 25.

Each of the above-mentioned water-permeable cushioning materials 2 (2A, 2B, 2
A mode in which a predetermined amount of a single or mixed powder of sand, small gravel, rubber chip powder, plastic powder, or glass swarf is sprayed into the voids 21, 23, 25 constituting C) (claims) 9).

Further, each of the water permeable buffer materials 2 (2A, 2A,
B and 2C) are preferably formed in a plate-like shape (rectangular shape) of a portable size as shown in FIGS. 5 and 6 (claim 10). Water permeable buffer material 2 (2A, 2
B, 2C) is convenient for transporting and handling. However, the water-permeable cushioning material 2 (2A, 2B, 2C) may be rolled, cut at a construction site, and laid appropriately.

The above-mentioned synthetic resin water-permeable cushioning material 2
A, a water-permeable cushioning material 2B made of plant fiber such as palm nuts, and a water-permeable cushioning material 2C made of wire are previously adhered to the back surface of a new artificial turf 4 laid on the upper surface thereof and wound into a roll. May be. Further, each of the above-mentioned water-permeable cushioning materials 2 (2A, 2B, 2
C) A single or mixture of sand, gravel, rubber chip powder, plastic powder, glass swarf powder or the like in the voids 21, 23, 25 in C) was sprayed beforehand and adhered to the artificial turf 4 in a predetermined amount. At this time, a thin sheet may be adhered so that the scattered piece does not flow outside.

[0041]

According to the renewal method for existing coats according to the first aspect of the present invention, the existing coats are left (remaining) with little modification, regardless of whether or not the existing coats have water permeability. A water-permeable layer can be formed simply by laying a water-permeable cushioning material and artificial turf on it, and a new artificial turf coat with sufficient water permeability can be easily constructed, contributing to shortening the construction period and reducing construction costs. I do.

According to the second aspect of the present invention, the water-permeable cushioning material and the artificial turf are laid on the upper surface of the existing court or the parking lot, which is originally impervious to water, almost intact. The alternative use of the artificial turf coat, which has high utility value by ensuring water permeability, can be realized by simple construction.

According to the invention described in claims 3 to 5, even if the water-permeable existing coat is clogged due to long-term use and the water permeability deteriorates or is damaged, it can be prevented. By keeping the old coat and laying a water-permeable cushioning material and artificial turf on the upper surface, it can be easily restored to an artificial turf coat with a new water-permeable layer, and low-cost long-term use of existing coats can be achieved. Moreover, there is no need to dispose of artificial turf or ascon which constitute the old existing court as industrial waste.
Environmentally friendly without illegal dumping problems.

According to the sixth aspect of the present invention, merely laying a water-permeable cushioning material and artificial turf on the roof of a building makes it possible to easily replace a water-permeable all-weather coat with convenience, thereby increasing new demand. To contribute.

According to the invention as set forth in claims 7 to 10, various kinds of buffer materials made of synthetic resin, vegetable fiber, and wire can be used as the water-permeable buffer material in each of the renewal methods. Not only is it excellent, it can be constructed at low cost, but it is lightweight and compact, so it is easy to construct and contributes to improved convenience.

[Brief description of the drawings]

FIGS. 1A and 1B are process diagrams of a renewal method of existing coats.

FIG. 2 is a perspective view of FIG. 1B.

FIGS. 3A, 3B, and 3C are different process diagrams of a renewal method of existing coats.

FIG. 4 is a cross-sectional view showing a construction procedure on a building roof.

FIG. 5 is a perspective view showing a water-permeable cushioning material made of a synthetic resin.

FIG. 6 is a perspective view showing a water-permeable cushioning material made of vegetable fiber.

FIG. 7 is a side view showing a water-permeable cushioning material made of wire.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Existing coat 2 Water-permeable buffer material 3 Water-permeable layer 4 Artificial turf 5 Artificial turf 7 Sand 8 Water-permeable sheet 9 Building 10 Rooftop 20 String material 21 Void 22 Plant fiber material 23 Void 24 Corrosion-resistant wire 25 Void

Claims (10)

[Claims] In an existing court or ground, a water-permeable buffer is laid on the upper surface of the existing coats to form a new water-permeable layer while the existing coats are left as they are, and a new water-permeable layer is formed. An existing court renewal method characterized by laying artificial grass on the upper surface. 2. A non-permeable type existing coat or ground which has not been subjected to a water-permeable treatment in advance, wherein the non-permeable type existing coats are left as they are, and are placed on the upper surface of the non-permeable type existing coats. A renewal method for existing coats, characterized by laying a water-permeable cushioning material, newly forming a water-permeable layer, and laying artificial turf on the upper surface of the water-permeable layer. 3. In a water-permeable type existing coat or ground which has been subjected to water-permeable treatment, said water-permeable type existing coats are left as they are.
A renewal method for existing coats, wherein a water-permeable cushioning material is laid on the upper surface of the existing water-permeable type coat to form a new water-permeable layer, and artificial grass is laid on the upper surface of the water-permeable layer. 4. After flattening the surface of the existing coats,
The method for renewing existing coats according to any one of claims 1 to 3, wherein a water-permeable layer is newly formed by laying a water-permeable cushioning material on an upper surface thereof. 5. In an existing court or ground for laying artificial grass, a sand permeable sheet is laid on an upper surface of the artificial grass of the existing coats after the sand is replenished with sand and flattened, and a water permeable sheet is laid on the upper surface of the water permeable sheet. Laying a cushioning material and newly forming a permeable layer, laying artificial grass on the upper surface of the permeable layer,
A method for renewing existing coats according to any one of claims 1 to 4. 6. On a roof of a reinforced concrete building or a steel reinforced concrete building, a water permeable buffer is laid on an upper surface of the roof to form a new water permeable layer, and an artificial turf is laid on the upper surface of the water permeable layer. A method for renewing existing coats according to any one of claims 1 to 5, characterized by being characterized by the above-mentioned. 7. The water-permeable cushioning material is a thin string-like material made of a copolymer resin of vinylidene chloride and vinyl chloride having a predetermined thickness, and the surface of a thin string-like material is coated with a urethane resin liquid, and the coated string-like material is coated. Is subjected to compression processing so as not to be separated into a predetermined thickness, and is made of synthetic resin having water permeability formed by providing a number of voids,
A renewal method for existing coats according to any one of claims 1 to 6. 8. The water-permeable cushioning material is made of a vegetable fiber material such as palm berries, which is subjected to compression processing to a predetermined thickness and provided with a large number of voids, and formed of a water-permeable vegetable fiber. The method according to any one of claims 1 to 6, wherein the corrosion-resistant wire is made of a water-permeable wire formed by subjecting a corrosion-resistant wire to a predetermined thickness and forming a large number of voids. The renewal method of existing coats described. 9. The method according to claim 7, wherein a predetermined amount of a single substance or a mixture of powder of sand, small gravel, rubber chips, plastic powder or glass swarf is sprayed into the voids of the water-permeable cushioning material. 8. The renewal method for existing coats described in 8. 10. The renewal method for existing coats according to claim 7, wherein the water-permeable cushioning material is formed in a predetermined size and shape in advance.