JP3571027B2 - Vegetation block for construction surface lining - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a vegetation block for lining a construction surface, which can achieve the purpose of lining a construction surface such as an inclined surface of a river or a road, a flat ground, a flat roof, and the like while appropriately achieving the purpose of greening.
[0002]
[Prior art]
Japanese Utility Model Application Laid-Open No. 5-40445 discloses a plurality of partitions for vertically opening the inside of a concrete box-shaped body formed by erecting a peripheral wall around a bottom plate and partitioning the inside by a concrete-molded partition wall integrally with the box-shaped body. Vegetation mats holding grass seeds together with lightweight aggregates and fertilizers on vegetated soil are fitted in the compartments, and drain holes are provided in the bottom plate of each compartment of the box-shaped body. Discloses a vegetation block for construction surface lining in which a net-like sheet is provided in the drain hole.
[0003]
[Problems to be solved by the invention]
Therefore, in the vegetation block for lining the construction surface, the vegetation mat easily collapses due to a large amount of rainwater, and its composition (soil and seeds) flows out, and it is difficult to achieve the intended greening purpose. Have a problem.
[0004]
If a thin mat that does not reach the open surface of the compartment is fitted to prevent the outflow of the components of the mat, a certain amount of outflow from the open surface can be suppressed, but the growth of grass and the like is obstructed by the partition walls, and There is a problem that it is difficult to expect sufficient growth to cover (hide) the partition walls of the vessel.
[0005]
In addition, the above-mentioned outflow is caused also from the drain hole, and it is difficult to sufficiently prevent the outflow from the mesh sheet provided in the drain hole.
[0006]
Further, if the sunshine continues, there is a problem that the bottom plate of the basin body is so thick that it is difficult to absorb water from the ground, and the vegetation such as lawn dies and the purpose of greening is reduced.
[0007]
[Means for Solving the Problems]
The present invention provides a vegetation block for lining a construction surface which appropriately solves the above problem.
[0008]
In this vegetation block for lining the construction surface, a vegetation mat in which a vegetation material is wrapped with a wrapping body is fitted in each of the compartments. Further, the vegetation mat is provided with a swelling property so that the swelling causes the vegetation mat to come into close contact with the surface of the compartment and to be raised toward the open surface of each compartment.
[0009]
The vegetation material (soil or soil and seeds) in the vegetation mat is protected by an envelope, and expands when it contains moisture. Therefore, the outflow of the vegetation material due to rainwater is properly prevented. Rather, the rainwater improves the holding effect in the compartment. Therefore, the purpose of greening is appropriately achieved.
[0010]
In addition, the vegetation mat swells toward the open surface of the compartment by swelling, and preferably swells beyond the open surface to promote sufficient growth to cover (conceal) the partition walls of the box-shaped body such as lawn.
[0011]
As the outflow prevention means, a net covering the open surfaces of the compartments is stretched on the upper surface of the basin body to improve the outflow prevention effect. In addition, the growth of grass and the like is promoted through the mesh of the net, and a beautiful greening surface is formed. The above-mentioned net is fastened to the outer peripheral surface of the peripheral wall of the box body. In addition, the center of the net is fastened to the upper surface of the partition wall.
[0012]
In addition, as a water absorbing means in the case of continuous sunshine, a drain hole is provided in the bottom plate of each compartment of the box-shaped container, the drain hole is sealed with a water-absorbing water stopper, and the water is removed from the ground through the water stopper. The configuration was such that moisture was infiltrated into the compartment.
[0013]
In addition, as a means for appropriately promoting swelling due to rainwater or water spray, a structure in which starch or / and cellulose is mixed into the vegetation mat to promote rapid swelling and to adhere to the inner surface of the compartment and swell to the open surface. did.
[0014]
Porous mineral particles typified by zeolite were mixed into the vegetation mat to add weight and promote active propagation of microorganisms (bacteria) effective for the growth of lawns and the like.
[0015]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to FIGS. Reference numeral 1 denotes a concrete box-shaped body. As shown in FIGS. 1 and 2, the box-shaped body 1 has a peripheral wall 3 standing up around the bottom plate 2 in an annular shape, and the inside of the peripheral wall 3, that is, the box-shaped body. The inside of 1 is partitioned vertically or / and horizontally by partition walls 4 to form a plurality of compartments 5 that are open upward. The peripheral wall 3 and the bottom plate 2 and the partition 4 have an integral concrete molding structure.
[0016]
As shown in FIGS. 3 and 4, a vegetation mat 8 in which a vegetation material 6 is wrapped by a wrapping body 7 is fitted in each of the compartments 5. The swelling property is imparted to the vegetation mat 8 so that the swelling causes the vegetation mat 8 to be in close contact with the inner surface of the compartment 4 and to swell toward the open surface 9 of each compartment 4.
[0017]
As shown in FIG. 10, the vegetation mat 8 covers the vegetation soil containing no seed (vegetable material 6) or the vegetation soil containing seed (vegetable material 6) with the enveloping body 7 having air permeability. Consisting of For example, the vegetation soil (vegetable material 6) is wrapped with the wrapping body 7 made of a nonwoven fabric of plant fibers or the wrapping body 7 formed of paper. Numerous through holes 10 are provided in the envelope 7 of the vegetation mat 8.
[0018]
The vegetation mat 8 is a compression mat that has been compressed by a press to reduce its thickness, and is restored when it contains water by this compression, so that it swells. A swelling material is mixed as a means for promoting swelling due to rainwater or water spray. As a preferred example, starch and / or cellulose (high molecular weight polysaccharide) is mixed into the vegetation mat 8.
[0019]
For example, the above-mentioned enveloping body 7 is formed by the entangled body of coconut fiber or pulp fiber, and the entangled body is mixed into the vegetation material 6 wrapped by the enveloping body 7, and the whole is compressed. I do. As a result, the vegetation mat 8 is restored (swelled) when it contains water, and swelling properties are imparted.
[0020]
The starch absorbs moisture quickly, swells quickly and is suitable, and starch and plant fibers such as coconut fiber and pulp fiber are biodegradable and do not cause pollution.
[0021]
As shown in FIG. 8, the compression and swelling material imparts quick swelling properties, and promptly promotes close contact with the inner surface of the compartment 5 and swelling on the open surface 9. The encapsulant 7 eventually breaks down and decomposes.
[0022]
To restate, the vegetation material 6 (soil or soil and seeds) in the vegetation mat 8 is protected by the envelope 7 and expands when it contains moisture. By synergistic action with the structure of bringing the vegetation material 6 into close contact, the outflow of the vegetation material 6 due to rainwater is accurately prevented, and the purpose of greening is appropriately achieved.
[0023]
As described above, as shown in FIG. 8, the vegetation mat 8 swells when it contains water, and swells toward the open surface 9 of the compartment 5 due to the swelling, and preferably swells over the open surface 9. Sufficient growth that covers (conceals) the partition walls 4 of the box-shaped body 1 is promoted.
[0024]
The vegetation mat 8 is mixed with porous mineral particles 21 typified by zeolite or vermiculite. The porous mineral particles 21 add weight to the vegetation mat 8 and promote active propagation of microorganisms (bacteria) effective for the growth of lawns and the like. Zeolites are effective in terms of availability and economy.
[0025]
As shown in FIG. 5, FIG. 6, and FIG. 7, a net 11 covering the open surface 9 of each of the compartments 5 is stretched on the upper surface of the box-shaped body 1 as a means for preventing the vegetation material 6 from flowing out. Improve the outflow prevention effect.
[0026]
The net 11 secures sunlight through the mesh, promotes the growth of grass and the like through the mesh, and forms a beautiful green surface.
[0027]
A net 11 made of synthetic resin or metal covers the upper surface of the box-shaped body 1, and further, the peripheral edge of the net 11 is wound around the outer peripheral surface of the peripheral wall 3, and an annular banding groove 12 is formed in the outer peripheral surface of the peripheral wall 3. Is formed, and the band 13 is fastened in the band hanging groove 12.
[0028]
Further, as shown in FIG. 5, a recess 14 is formed in the upper surface of the partition wall 4, for example, the upper surface of the intersection where the vertical partition wall 4 and the horizontal partition wall 4 intersect, that is, in the center of the box-shaped body 1. A female screw hole 15 is provided on the bottom surface, and while the center of the net 11 is pressed by a pressing plate 16 fitted into the recess 14, for example, a central portion of the net 11 is pressed through a through hole provided in the central portion of the pressing plate 16. A bolt 17 is screwed into the female screw hole 15, and the net 11 is fastened between the holding plate 16 and the bottom surface of the recess 14.
[0029]
As shown in FIGS. 4A and 7, as a water absorbing means in the case of continuous sunshine, a water draining hole 18 is provided in the bottom plate of each compartment of the box-shaped container body, and the water draining hole 18 is provided with a water absorbing faucet. At 19, the plug is sealed, and moisture is allowed to infiltrate into the compartment 5 from the ground through the water tap 19.
[0030]
As shown in FIG. 4B, locking walls 24 projecting into the compartments 5 are provided annularly at the upper ends of the peripheral wall 3 and the partition 4, that is, the annular locking walls 24 are provided on the open surfaces 9 of the compartments 5. The locking wall 24 is engaged with the upper surface edge of the vegetation mat 8 to prevent the mat 8 from falling off during storage or transportation. Alternatively, the mat 8 is temporarily attached to the bottom surface of the compartment 5 via an adhesive such as mortar. The locking wall 24 also has the effect of preventing the vegetation material 6 from flowing out due to rainwater.
[0031]
As shown in FIG. 11A, a water-absorbing plug 19 having a structure in which a vegetation material 6 (vegetable soil) not containing seeds is wrapped by a wrapping body 20 made of an entangled plant fiber is used. Alternatively, as shown in FIG. 11B, the water-absorbing tap 19 is obtained by compression-molding a tangled body of plant fibers.
[0032]
Each of the water-absorbing taps 19 has a water-absorbing action by capillary action, absorbs moisture from the ground, induces water into each compartment 5, and supplies moisture to the vegetation mat 8 in the compartment 5. The water stopper 19 effectively prevents the vegetation material 6 (vegetable soil and seeds) from flowing out from the drain hole 18. At the same time, the water faucet 19 promotes the rooting of the grown plants and the rooting of the ground.
[0033]
Rings 22 are embedded in concrete on the outer surfaces of the four corners of the rectangular box-shaped body 1, and the square box-shaped body 1 is arranged vertically and horizontally on slopes of rivers and roads, construction surfaces such as flat ground and flat roofs. Then, four adjacent box-shaped bodies 1 are connected to each other at the corners of the ring 22 through the connecting member 23. Therefore, a large number of vegetation blocks for lining the construction surface are laid and laid on the entire construction surface to promote sound greening.
[Brief description of the drawings]
FIG. 1 is a plan view showing a state in which a vegetation mat is not fitted to a basin body forming a vegetation block for construction surface lining.
FIG. 2 is a sectional view of the same.
FIG. 3 is a plan view showing a state in which a vegetation mat is fitted to a basin body forming a vegetation block for lining a construction surface.
FIG. 4A is a sectional view of the same, and FIG. 4B is a sectional view of the same showing a case where a locking wall for preventing the mat from falling off is provided.
FIG. 5 is a plan view of the box-shaped body forming the vegetation block for lining the construction surface when the net is laid over the box-shaped body.
FIG. 6 is a plan view showing a state in which a net is laid on a box-shaped vessel forming the vegetation block for lining the construction surface.
FIG. 7 is a sectional view taken along line AA in FIG. 6;
FIG. 8 is a cross-sectional view illustrating a swelling state of a vegetation mat in a compartment of the basin body.
FIG. 9 is a perspective view showing a connection structure of a vegetation block for construction surface lining.
FIG. 10 is a sectional view of the vegetation mat.
FIG. 11A is a cross-sectional view showing an example of a water faucet of a drain hole provided in the compartment bottom plate, and FIG. 11B is a cross-sectional view showing another example.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Masu-shaped body, 2 ... Bottom plate, 3 ... Peripheral wall, 4 ... Partition wall, 5 ... Cell, 6 ... Vegetation material, 7 ... Envelope, 8 ... Vegetation mat, 9 ... Open surface, 10 ... Through-hole, 11 ... Net, 12 ... Band hook groove, 13 ... Band, 14 ... Concave, 15 ... Female screw hole, 16 ... Holding plate, 17 ... Bolt, 18 ... Water drain hole, 19 ... Water stopper, 20 ... Envelope, 21 ... porous mineral particles, 22 ... ring, 23 ... connector, 24 ... locking wall

Claims (3)

Forming a plurality of compartments which vertically or / and horizontally partition the interior of a concrete box-shaped body formed by erecting a peripheral wall around the bottom plate by a concrete-molded partition wall integrally with the box-shaped body and open upward, A vegetation mat in which a vegetation material is wrapped by an enveloping body is fitted into each compartment, and the vegetation mat has swelling properties. of excitement beyond the open surface have a configuration, construction surface lining for vegetation blocks, characterized in that stretched over the net on the top surface of the Masugata unit body covers the open surface of each compartment. The vegetation block for lining a construction surface according to claim 1, wherein a peripheral portion of the net is fastened to a peripheral outer surface of a peripheral wall of the box-shaped container body. 2. The vegetation block for lining a construction surface according to claim 1, wherein a center portion of the net is fastened to an upper surface of the basin body partition wall.

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