JP2000120071A - Device for greening slope - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a device for greening slope capable of surely greening even a firm slope such as cut bedrock, etc., within a short period of time. SOLUTION: In a device for greening slope for greening perennial plants 11 and trees 12 planted on the slope, it is equipped with a flat bag body 14 formed of a net and having an opening 13 in the end, a biodegradable seed mat stuck on the inside of the bag body 14 and a ring as a fixed device for fixing the bag body 14 to the slope. Seed of the perennial plants 11 is stuck on the mat on the upper surface side of the bag body 14 and, at the same time, potted young plants of the trees 12 are planted.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a slope revegetation device, and more particularly to a cut rock slope, a concrete spray slope,
The present invention relates to a slope greening device suitable for application to a sloped surface or the like.

[0002]

2. Description of the Related Art For example, when greening a cut rock bedside, a method of spraying a thick layer base is generally used in which grass and wood are mixed with a base and the base is sprayed onto the slope. Was.

[0003]

However, according to the conventional thick layer base material spraying method, when this method is performed alone, the thickness of the green base material is reduced by 10 c due to the dripping of the green base material.
m or more, it is difficult to secure a sufficient thickness for Kimoto, and thus there is a problem that extension of the root to the slope base cannot be expected.

[0004] Therefore, in order to ensure the thickness of the substrate,
A hole-filling method that digs a hole in the base of the slope to fill the base material and a knitting fence method to hold the base material were used together with the thick-layer base material spraying method. In such a case, it is difficult to increase the volume of the hole, and in the knitting fence method, there is a problem that it becomes difficult to hold the base material when the slope is steep.

SUMMARY OF THE INVENTION An object of the present invention is to solve such problems, and a slope capable of securing a sufficient thickness of a base material even on a solid slope such as a cut rock mass. A greening device.

[0006]

SUMMARY OF THE INVENTION The present invention is a slope greening apparatus, and is configured as follows to solve the above-mentioned technical problem. That is, the slope greening device of the present invention is a greening device for planting greenery by planting a herb or a tree on the slope, wherein the holding unit extending upward from the slope and the holding unit are attached to the slope. Anchoring means provided on both sides of the holding portion for fixing to the holding portion, a mesh-shaped covering portion having a cross-shaped notch attached to the upper side of the holding portion to be openable and closable for planting a pot seedling, Side plate portions provided on both sides, the holding portion is fixed to the slope, and a greening base material is sprayed on the slope between the holding portion and the side plate portion with the covering portion opened. The covering portion is placed on the green substrate, and the free end side of the covering portion is fixed to the slope by anchor means.

[0007] In this slope greening device, the greening base material sprayed on the slope is surrounded by the holding portion, the covering portion and the side plate portion, so that the base material having a sufficient thickness can be surely held.
Moreover, a pot seedling can be planted from a cross-shaped cut.

[0008] The slope may be a cut rock mass slope, a concrete spray slope, or a slope. In this case, solid cut rock, concrete sprayed slopes, slopes, etc., which have been difficult in the past, can be surely greened.

[0009]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing an apparatus for greening a slope according to the present invention.

FIG. 1 shows a slope greening apparatus 1 according to the present invention. The slope greening device 1 is for planting a tree 36 on the slope 30 (FIG. 2) for greening.
Holding portion 11 extending upwardly from the anchor, anchors 12 provided on both sides of the holding portion 11 for fixing the holding portion 11 to the slope 30, and an openable and closable mesh-shaped covering portion attached to the upper side of the holding portion 11 13 and side plate portions 14 provided on both sides of the holding portion 11.

As shown in FIG. 2, the holding portion 11 is formed in a rectangular shape by using, for example, a geogrid having a predetermined strength. In the present embodiment, it is set to 20 cm or more. The width W of the holding unit 11 is set to, for example, 1 m. Both ends of the holding portion 11 are folded back, and the anchor 12 is inserted therein.

The covering portion 13 is a net-like geonet and has one side.
m. Then, one side thereof is attached to the upper side of the holding section 11 by braid stitching. At a substantially center of the covering portion 13, a cross-shaped cut 15 is provided for planting pot seedlings. Further, reinforcing belts 16 are provided on both side ends of the covering portion 13. A free end of the belt 16 is provided with a hole 17 for fixing an anchor.

The side plate portion 14 is formed in a rectangular shape by a net-like geonet, and its length is slightly shorter than half of the covering portion 13. The side plate portion 14 is attached to the covering portion 13 by braid stitching. Further, a reinforcing belt 18 is provided at an edge of the side plate portion 14 opposite to the covering portion 13, and a hole 19 for anchor fixing is provided at an edge of the side plate portion 14 opposite to the holding portion 11.

As shown in FIG. 3, the slope greening apparatus 1 is fixed to the slope 30 by the anchor 12 with the holding portion 11 extending upward from the slope 30. Also, the side plate portion 1
4 is also fixed to the slope 30 by the anchor 33. Then, on the slope 30 between the holding portion 11 and the side plate portion 14, for example, a thick layer base material 34 as a greening base material is sprayed, for example, 20 cm or more.

As the thick base material 34, a mixture of bark compost, peat moss, topsoil, wood chips, sludge cake, cement or polymer binder, slow-release fertilizer and herbaceous seed is used. Can be. The covering portion 13 is put on the thick base material 34, and the end of the covering portion 13 is fixed to the anchor 3.
5 fixes it to the slope 30. Thereby, the thick layer base material 34 is securely held on the slope 30. Then, the thick base material 3 is cut from the cross-shaped cut 15 provided in the covering portion 13.
A pot seedling 36 is planted in 4.

When the slope greening apparatus 1 is mounted on the slope 30, first, as shown in FIG.
Is fixed to the slope 30 by the anchor 12. Next, as shown in FIG. 2B, with the covering portion 13 opened, a thick layer base material 34 is sprayed on the upper side of the holding portion 11 until a predetermined thickness is reached.

Next, as shown in FIG.
3 is put on the thick base material 34, and the end of the covering portion 13 is fixed to the slope 30 by the anchor 35. At this time,
By fixing the side plate portion 14 to the slope 30 with the anchor 33, both sides of the thick base material 34 are surrounded.

Next, as shown in FIG.
A pot seedling 36 is implanted into the thick base material 34 from the cross-shaped cut 15 of No.3. Thus, the installation of the slope greening device 1 is completed. Similarly, as shown in FIG.
The slope revegetation apparatus 1 is mounted on the slope 30 at appropriate intervals, and a thick base material 37 mainly composed of a herbaceous material and having a thickness of several cm is sprayed between the revegetation apparatuses 1. The surface 30 can be greened.

As described above, the slope greening apparatus 1 according to the present invention surrounds the thick base material 34 sprayed on the slope 30 with the holding portion 11, the covering portion 13, and the side plate portion 14, so that the thick The run-off of the base material 34 can be prevented. Therefore, even if the slope 30 is a firm slope such as a cut rock slope, a concrete spray slope or a slope, a thick layer base material 34 having a thickness sufficient for vegetation of the wood 32 is ensured. Can be held.
Further, even if seeds other than the seeds mixed in the thick layer base material 34 fly, there is no pressure by these seeds, and the target plant to be introduced can be surely grown.

In addition, the slope greening apparatus 1 does not need to make a hole in the bedrock as in the conventional planting method, and the thick-layer base material 34 is formed on the slope 30 having a steeper slope than the knitting fence method. Can be reliably held. Furthermore, since the cross-shaped cut 15 is provided in the covering portion 13, it is easy to plant the pot seedling 36 in the thick base material 34, and it is possible to plant shrubs even when roots do not enter the bedrock. It is possible to promote the growth without harming the stem of the pot seedlings and the like.

In the above embodiment, the case where the thick base material 34 is sprayed into the slope greening device 1 has been described. However, in place of the thick base material 34, a soil material may be used. it can. In this case, the soil above the holding unit 11 is filled with a crane bucket or a pump, and the covering unit 13 is placed on the soil to plant a pot seedling. The soil material is mainly made of locally generated soil. As an example, a mixture of 30% topsoil, 20% rock mass, 20% sludge cake and 30% bark compost can be used.

[0022]

As described above, according to the slope greening apparatus of the present invention, the base material sprayed on the slope has the holding portion,
Since it is surrounded by the covering portion and the side plate portion, a base material having a sufficient thickness can be reliably held, whereby the roots of the tree can be extended and the slope can be greened. Further, since the pot seedlings can be planted from the cross-shaped cut into the inner base material, the growth can be promoted without harming the stems of the pot seedling plants.

Further, a solid cut rock mass, which has been difficult in the past,
It can be attached to concrete spray slopes, slopes, etc., and greened.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a slope greening device according to the present invention.

FIG. 2 is a development view of a slope greening device according to the present invention.

FIG. 3 is a diagram illustrating the use state of the slope greening device according to the present invention.

FIG. 4 is a view showing a procedure for mounting a slope greening device according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Slope greening apparatus 11 Holding part 12, 35 Anchor means 13 Net-like covering part 14 Side plate part 15 Cross cut 30 Slope 32 Kimoto 34 Thick base material

 ────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Takatsugu Wakamatsu 2-1026 Fujimi, Chiyoda-ku, Tokyo Maeda Construction Industry Co., Ltd. F-term (reference) 2B022 AB02 BA01 BA02 BA13 BA14 BA16 BA18 BA21 BB05 2D044 DA25

Claims (2)

[Claims] 1. A greening apparatus for planting a tree on a slope to plant greenery, comprising: a holding portion extending upward from the slope; and both sides of the holding portion for fixing the holding portion to the slope. Anchor means provided on the holding portion, a mesh-shaped covering portion which is attached to the upper side of the holding portion so as to be openable and closable and has a cross-shaped cut for implanting a pot seedling, and side plate portions provided on both sides of the holding portion. Fixing the holding portion to the slope, spraying a greening base material on the slope between the holding portion and the side plate portion with the covering portion opened, and coating the greening base material on the greening base material. A slope revegetation device, wherein a free end side of the covering portion is fixed to the slope by anchoring means. 2. The slope revegetation apparatus according to claim 1, wherein the slope is a cut rock mass slope, a concrete sprayed slope, or a slope.