JP3268593B2 - Sludge injection mat for slope vegetation - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention provides a vegetation work on a slope after constructing the slope on a slope, thereby improving the landscape and greening the slope, preventing erosion of the slope and suppressing weathering. For soil injection mats used for vegetation work on slopes, especially for vegetation on shores of dams, rivers, etc. It is related to the most suitable soil injection mat for slope vegetation.

[0002]

2. Description of the Related Art Generally, a vegetation work on a slope using a mat is performed by fixing a mat made of netting on the slope with a fixing device such as an anchor, and seeds, fertilizer, bonding agent,
A mixture obtained by mixing a PH buffer, an organic base material (earth and sand), water, and the like (hereinafter, simply referred to as a mixture) is pumped and injected by a earth and sand pressure pump or the like. The above-mentioned seeds germinate and grow as plants, so that the slope can be landscaped and greened, and the slope can be prevented from erosion and weathering can be suppressed. In addition, the mixing ratio and the injection amount of the above-mentioned mixture are determined in consideration of the soil quality, the inclination angle, the surrounding environment, and the like of the slope. Japanese Patent Application Laid-Open No. 2-37366 (Japanese Utility Model Application Laid-Open No. 3-1) discloses a soil injection mat for slope vegetation of this kind.
28731) and those described in the microfilm of Japanese Utility Model Application No. 46-77424 (Japanese Utility Model Application No. 48-35107).

[0003]

However, since the mat used for the vegetation work on the above-mentioned slope is made of netting, the mat at the waterside of a dam or a river is generated by waves generated on the water surface. The mixture may flow out through the mesh of the mesh. In a dry land, the moisture in the mat may evaporate to the outside through the mesh of the net.

[0004] It is an object of the present invention to provide a slope and vegetation soil injection mat which is most suitable for vegetation on the shores of dams and rivers, and on slopes such as dry lands.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention solves the above-mentioned problem by joining a peripheral portion of a front side netting portion and a peripheral portion of a back side netting portion to form a sediment storage portion. some part of the front net fabric part of the housing portion and the back net fabric part are joined partition part is formed, sand inlet is provided in the sediment housing portion, a mesh of at least the front side network fabric part mixture of sand storage unit in from the network I covering, characterized in that the raised portion or the pile portion to prevent the or dried or outflow is provided over at least the front side network fabric part entirely.

[0006] As a result, slopes vegetation for soil injection mat of the present invention, at least napping section is provided over the front grid fabric part entirely or pile section Unode covering a mesh of at least the front side network fabric part, from the network It is possible to prevent the mixture in the earth and sand storage part from flowing out and the water in the earth and sand storage part from evaporating to the outside. Further, at least the raised portion or the pile portion provided on the front side netting portion does not have any risk of causing germination of seeds in the earth and sand storage portion. Thus, the soil injection mat for slope vegetation of the present invention is most suitable for vegetation on the slopes of dams and rivers, and on slopes such as dry land.

[0007]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing an embodiment of a soil injection mat for slope vegetation according to the present invention. FIG. 1 to FIG. 7 show a first embodiment of a soil injection mat for slope vegetation according to the present invention.

In FIGS. 1 and 2, reference numeral 1 denotes a slope. Numeral 10 denotes a slope injection vegetation mat according to the present invention, which is fixed to the slope 1 by a fixture 11 such as an anchor. Reference numeral 12 denotes a mixture press-injected into the soil injection mat 10 for slope vegetation according to the present invention by a soil pump or the like (not shown).

FIG. 3 is a perspective view of one unit of the soil injection mat for slope vegetation of the present invention. In this example, the earth and sand infusion mat 10 for slope vegetation of the present invention has a square shape with a vertical and horizontal length of about 2 m square when viewed from a plane. In addition, the size of the soil injection mat 10 for slope vegetation of the present invention can be arbitrarily changed according to the soil quality, inclination angle and surrounding environment of the slope. For example, when viewed from a plane, the vertical and horizontal length is about 1 m
A rectangular shape having a square shape or a rectangular shape having a length of about 1 m and a length of about 2 m square when viewed from a plane, etc.
Further, as shown by a two-dot chain line in FIG. 3, the soil-injection mat 10 for slope vegetation of the present invention is manufactured in a vertically long shape (about 50 to 60 m) and continuously like a piece of cloth. Is done.

[0010] The earth and sand injection mat 10 for vegetation on a slope according to the present invention.
As shown in FIG. 4 to FIG. 6, the front side netting part 5 and the back side netting part 500 are constituted. The front side mesh part 5
As shown by the thick solid line in FIGS. 5 and 6, the front side flat cord 3 and the front side raised thread 4 are knitted in a zigzag manner on the left and right between the front side threads 2 knitted in a plurality of rows at equal intervals. Have been. On the other hand, as shown by the thin solid line in FIGS. 5 and 6, the back side netting portion 500 has the back side flat string 300 and the back side raised thread 400 between the back side yarns 200 knitted in a plurality of rows at equal intervals. It is organized in a zigzag manner on the left and right.

As shown in FIG. 7, the front yarn 2 and the back yarn 200 are made of, for example, synthetic resin yarn, and are formed by knitting (or knitting by turning the knitting upside down) into a number of loops. It comprises a part 20 and a hanging part 21. The interval between the rows of the thread 2 is not particularly limited. Further, the front flat cord 3 and the back flat cord 300
Is formed by folding or banding a ribbon or tube-like string made of, for example, a synthetic resin. further,
The front-side raised yarn 4 and the back-side raised yarn 400 are, for example, yarns (acrylic yarns) obtained by bundling a large number of chemical fibers.

In this example, the flat cord strip 3,
The 300 and the raised yarns 4 and 400 are alternately knitted on every other yarn on the yarns 2 and 200, but may be alternately knitted on every third and every other yarn, or may be flattened. The strings 3, 300 and the raised yarns 4, 400 may be integrally formed and knitted into the yarns 2, 200, or one raised yarn 4,
400, a plurality of flat cords 3, 300
The knitting may be alternately performed at 200. Further, only the raised yarns 4 and 400 may be knitted into the yarns 2 and 200 without using the flat cords 3 and 300. 4 and 5, a part of the back side thread 200, the back side flat string 300, and a part of the back side raised thread 400 are omitted in FIGS. 4 and 5, and the raised part 40 is omitted in FIGS. 4 and 6. is there.

The front side netting portion 5 constructed as described above.
Of the front side netting portion 500 and the back side netting portion 500 are joined by sewing or the like.
Between them, a bag-shaped earth and sand storage part 60 is formed.
The periphery 6 of the front side netting portion 5 and the back side netting portion 500
In the case where a rope (not shown) is simultaneously sewn up and down to reinforce a sewing connection portion (hereinafter referred to as a sewing connection portion 6) with the peripheral edge portion 6, particularly a sewing connection portion 6 on both right and left side edges. There is.

At the center of the upper part of the front side netting part 5, a sediment injection port 62 communicating with the sediment storage part 60 is provided. A part of the front side netting part 5 and a part of the back side netting part 500 in the earth and sand storage part 60 are joined to form a middle partition part 61 on the mat 10. The intermediate partition 61 adjusts the thickness and amount of the mixture 12 that is press-injected into the sediment storage unit 60. The middle partitioning section 61 knits the front flat yarn 3 and the front raised yarn 4 into the back yarn 200 and connects the rear flat yarn 300 and the back raised yarn 400 to the front yarn 2.
A part of the front side netting part 5 and a part of the back side netting part 500 are joined by knitting or sewing.

[0015] As shown in FIG.
The mat 10 is formed in a plurality of stages (five stages in this example) that are elongated in the left and right directions from the sewing joints 6 on both the left and right sides to the middle of the center portion, and are equally spaced vertically. The gap at the center of the middle partition 61 is filled with the mixture 12 press-injected from the earth and sand inlet 62 at the upper part of the mat 10.
This is to spread the inside of 0 (especially the lower part) without gaps . In addition, the above-mentioned middle partition part 61 can be arbitrarily formed other than the example shown in FIG. For example, the space between the upper and lower partitions is gradually widened from top to bottom, and the vertical width of the earth and sand storage unit 60 is gradually increased from top to bottom. Alternatively, the small-square middle partition portions 61 may be provided at equal intervals in the vertical and horizontal directions, and the earth and sand storage portion 60 may be formed in a well shape that is continuous in the vertical and horizontal directions.

Then, the front-side raised yarn 4 and the back-side raised yarn 400 are raised by a raising means, and the front-side mesh portion 5 is raised.
And the earth and sand storage portion 6
Raised portion 40 for preventing the mixture 12 from flowing out and drying.
Are formed respectively. The raised portion 40 has a raised yarn.
It is complicatedly entangled.

The earth and sand injection mat for slope vegetation of the present invention in this embodiment has the above-described configuration. Hereinafter, an example of use of the earth and sand injection mat for slope vegetation of the present invention will be described.

[0018] First, a cloth-injection mat for slope vegetation 10 of the present invention, which is in the form of a cloth, is dropped from the top on the slope 1 that has been leveled substantially flat, and the mat 10 for infusion of slope of this invention is vegetated. Is cut at a length of about 120 to 125% of the length of the mounting surface 1. Hereinafter, similarly, the earth and sand infusion mat 10 for slope vegetation of the present invention is arranged side by side,
The soil-injection mat 10 for slope vegetation of the present invention is laid on the slope 1. In this case, the sewn joints 6 at both upper and lower edges of the earth and sand injection mat 10 for slope vegetation vertically adjacent to each other may be laid together with a rope (not shown) for reinforcement.

Next, the sewing joints 6 on the left and right side edges of the slope filling vegetation soil injection mat 10 which are adjacent to each other and overlap with each other, and the upper and lower edges of the slope filling vegetation soil injection mat 10 are sewn together. The fixing tool 11 is driven into the section 6 and the mat for injecting a slope and vegetation 10 is fixed on the slope 1 in a state of being slackened in the vertical direction. Note that the number and the intervals of the fasteners 11 to be driven are determined in consideration of the soil properties, the inclination angle, the surrounding environment, and the like of the slope.

Then, the tip of a sediment feeding hose (not shown) from a sediment feeding pump (not shown) is connected to the sediment injection port 6.
Then, the mixture 12 is driven into the earth and sand storage part 60 of the earth and sand injection mat 10 for slope vegetation by driving the earth and sand pump to inject and fill. Then, as shown in FIGS. 1 and 2, the earth and sand storage part 60 of the earth and sand infusion mat 10 for slope vegetation.
Are formed in a substantially cylindrical portion in the horizontal direction partitioned by the middle partitioning portion 61 and a substantially cylindrical portion in the vertical direction in the middle of the soil injection mat 10 for slope vegetation. In addition, by fixing wide tapes to the left and right edges of the above-mentioned earth and sand injection port 62,
When the mixture 12 is pumped and filled, the tape can be tied to the tip of a sediment pumping hose inserted into the sediment inlet 62, and the tapes can be tied together after the pumping and filling of the mixture 12 is completed. And easy and reliable.

In particular, the middle partitioning action of the above-mentioned middle partitioning part 61 makes it possible to make the thickness of the mixture 12 injected and injected into the earth and sand storage part 60 of the mat 10 substantially uniform, The amount of the mixture 12 to be press-injected into the mixture can be appropriately adjusted. In addition, since the soil injection mat 10 for slope vegetation is fixed on the slope 1 in a state of being slacked in the vertical direction, the mat 10 may be twitched when the mixture 12 is injected into the earth and sand storage part 60 by injection. There is no fear.

[0022] As a result, slopes vegetation for soil injection mat 10 of the present invention, the hair raising portion 40 provided over the netting portion 5,500 entire surface Unode covering the meshes of the netting portion 5,500, sediment storage It is possible to prevent the mixture 12 in the part 60 from flowing out to the outside due to a wave generated at the edge of a dam or a river, and to prevent the moisture of the mixture 12 in the sediment storage part 60 from evaporating to the outside due to drying. Further, the raised portions 40 provided on the mesh portions 5 and 500 are provided with seeds (for example, seeds) in the sediment storage portion 60.
There is no danger of harming the germination of rice plants, dicotyledonous plants, and seeds such as plants that can survive in both water and arid land. As described above, the soil and sand injection mat 10 for slope vegetation of the present invention is most suitable for vegetation on the shores of dams and rivers, on dry lands, and on upper slopes on which conventional concrete has been sprayed. In addition, as described above, there is a case where the earth and sand infusion mat 10 for slope vegetation of the present invention is continuously laid up, down, left and right, but in addition, the same amount of the glue of the present invention of about 2 m square is placed in a concrete frame of about 2 m square. There is also a case where the earth and sand injection mat for surface vegetation is laid one by one.

FIGS. 8 and 9 show a second embodiment of the earth and sand infusion mat for slope vegetation according to the present invention. In the drawings, the same reference numerals as those in FIGS. 1 to 7 denote the same components. In this example, the front pile yarn 7 and the back pile yarn 70 are replaced with the front pile yarn 7 and the back pile yarn 400 instead of the front brush yarn 4 and the back brush yarn 400 used in the first embodiment.
0 is used. The pile yarns 7 and 70 use a ring yarn such as an acrylic yarn, for example.
The pile portion 70 is formed over the entire surface of the front side netting portion 5 and the back side netting portion 500. In addition, FIG.
, A part of the back side thread 200, the back side flat string 300, and the back side raised thread 700 are omitted. The earth and sand infusion mat 10 for slope vegetation of the present invention provided with the pile portion 70 can achieve the same operation and effect as those of the above-described first embodiment.

In the above-described embodiment, the back-side raised yarn 400 or the back-side pile yarn 700 is connected to the back-side yarn 200.
However, the back side raised yarn 400 or the back side pile yarn 700 may not be knitted on the back side yarn 200. In this case, the raised portion 40 or the pile portion 70 is not formed on the back side netting portion 500.

Further, in the above-described embodiment, the synthetic fibers are used as the raised yarns 4 and 400 and the pile yarns 7 and 700, but natural fibers such as cotton, hemp, and other plants, or wool, etc. May be used.

[0026]

As is apparent from the above description, the earth and sand infusion mat for slope vegetation of the present invention is most suitable for vegetation on the shore of dams and rivers, and on slopes of dry lands.

[Brief description of the drawings]

FIG. 1 is an explanatory view showing a first embodiment of a soil-injection mat for slope vegetation of the present invention, showing a vegetation work on a slope.

FIG. 2 is a sectional view taken along line II-II in FIG.

FIG. 3 is a perspective view of one unit of the soil injection mat for slope vegetation of the present invention.

4 is a schematic knitting explanatory view in which an IV section in FIG. 3 is enlarged.

5 is a schematic knitting explanatory view in which a V portion in FIG. 4 is enlarged.

FIG. 6 is a schematic knitting explanatory view shown in more detail than FIG.

FIG. 7 is an enlarged schematic knitting explanatory view of a front side yarn and a back side yarn.

FIG. 8 is a schematic knitting explanatory view showing a second embodiment of the earth and sand infusion mat for slope vegetation of the present invention.

FIG. 9 is an explanatory cross-sectional view of a state of use.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Slope, 10 ... Soil injection mat for slope vegetation of the present invention, 11 ... Fixing devices such as anchors, 12 ... Mixture, 2 ...
Front side thread, 200 ... back side thread, 3 ... front side flat string, 30
0: back flat cord, 4: front brushed yarn, 40: brushed part, 4
00 ... back side raised yarn, 5 ... front side netting part, 50 ... back side netting part, 6 ... sewing connection part, 60 ... earth and sand storage part, 61 ... middle partition part, 62 ... earth and sand injection port, 7 ... front side pile yarn, 70: pile part, 700: back pile yarn.

Claims (2)

(57) [Claims] Claims: 1. A soil filling mat for slope vegetation, which is fixed to a slope and is used for vegetation work on a slope by injecting a mixture of earth and sand, seeds, fertilizer, water and the like. A ground portion, a bag-shaped sediment storage portion formed by joining a peripheral edge portion of the front side netting portion and a peripheral edge portion of the back side netting portion and formed between the front side netting portion and the rear side netting portion, A sediment injection port provided in the front side netting portion and communicating with the sediment storage portion, and a part of the front side netting portion and a part of the back side netting portion in the sediment storage portion are formed by being joined, A partition part for adjusting the thickness and amount of the mixture press-injected into the sediment storage part from the earth and sand inlet, and formed at least over the entire surface of the front side netting part, and covering at least the mesh of the front side netting part. Therefore, the mixture in the sediment storage section flows out or dries from the mesh. And a raised part in which a plurality of hairs are intertwined in a complicated manner to prevent slipping. 2. Fixing on a slope, soil, seed, fertilizer, water
Glue used for vegetation work on the slope by injecting a mixture such as
In the earth and sand injection mat for surface vegetation, a front side netting portion, a back side netting portion, a peripheral portion of the front side netting portion and a peripheral portion of the back side netting portion are connected.
Combined to form between the front side netting and the back side netting
A bag-shaped sediment storage unit provided on the front side netting part and communicates with the sediment storage unit
A sediment injection port, a part of the front side netting part in the sediment storage part, and the back
Part of the side netting portion is formed by joining together,
The thickness of the mixture injected and injected into the sediment storage section from
A middle partition portion for adjusting the amount, formed at least over the entire surface of the front side netting portion;
At least the mesh of the front side mesh partOverturnFrom the mesh
Make sure that the mixture in the sediment
To preventA pile portion made of a pile yarn,  A slope injection vegetation sediment injection map characterized by having
G.