JPH0723670A - Supporting apparatus for tree and tree-planting method - Google Patents

Abstract

PURPOSE:To reduce the labor for the planting of a tree by firmly erecting a post without necessitating the driving and the alignment of an anchor. CONSTITUTION:This supporting apparatus for a tree is composed of a base 3 to be placed on the bottom of a planting hole 2 opened on the ground 1 and a post 5 to support the trunk 4 of the tree from a side. The base 3 is provided with a hooking tool 12 for a belt 11 for binding the root ball 10 of the tree at the center of the upper surface of the base 3. An attaching member 13 to erect the post 5 on the upper face of the base 3 is placed on the base 3 and outside of the root ball 10.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tree supporting device using a pillar and a tree planting method.

[0002]

2. Description of the Related Art For example, trees are artificially planted on pavements, roads, parks and the like from the viewpoint of improving the cityscape and habitability. FIG. 7 shows a conventional example of such a tree supporting device. In this figure, this support device includes four columns 31 for supporting a tree trunk 30 and the columns 31.
And an anchor 32 for burying it in the ground.

A bracket 33 is bolted to the upper end of the anchor 32, and a reinforcing bar 34 is attached to the bracket 33.
The lower end of the column 31 is attached via the. The upper ends of the columns 31 are connected to each other by four connecting members 35 which are curved in a quarter arc shape, and the trunk 30 of the tree is inserted into a bearing ring 36 formed of the four connecting members 35. There is.

To plant trees with such a support device,
First, after the anchor 32 is driven into a predetermined position around the planting hole cut into the ground, the root pot 37 of the tree is set in the planting hole, and the support column 31 is connected to the bracket 33 fixed to the upper end of the anchor 32. This is erected on the ground. Then, after backfilling the planting holes, each support 31
The upper end of the tree is connected by a connecting member 35 so that the trunk 30 of the tree is supported by a supporting ring 36 composed of four connecting members 35 via fastening means (not shown).

[0005]

However, according to the above-mentioned conventional technique, the columns 31 are supported by separate anchors 32, and it is necessary to drive the anchors 32 around the planting hole by the number of columns 31. Because of this, work at the site was extremely hard work. In addition, each pillar 31 is connected to the connecting member 35.
In order to properly connect them with each other and ensure their contrast, it is necessary to stand each strut 31 in a predetermined plane position, but conventionally, since the strut 31 is supported by separate anchors 32, respectively, It was necessary to accurately measure the 32 casting positions at the site, and from this point as well, the construction work at the site increased.

On the other hand, when a tree is planted on the soil laid on the concrete slab with a certain thickness on the roof of a building or a hotel lobby, the anchor 32 cannot be driven, and the conventional supporting device is used. You cannot do it.
In view of such circumstances, an object of the present invention is to make it possible to firmly erect the support pillars without the need for driving or positioning the anchors, thereby reducing the time and effort required for planting trees.

[0007]

[Means for Solving the Problems] In order to achieve the above object,
The present invention has taken the following technical means. That is, the invention according to claim 1 relates to a tree supporting device, and the supporting device includes a base placed on the bottom surface of the planting hole cut into the ground, and a pillar for supporting the trunk of the tree from the side. , A belt hook for tying the root pot of the tree to the center of the upper surface of the base, and a mounting member for standing the pillar on the upper surface of the base on the upper surface of the base and of the root bowl. It is characterized by being provided in the outer area.

In addition to the above-mentioned structure, the invention according to claim 2 is such that a mounting member which is separate from the base is slidably fitted from the outer periphery of the base toward the center. It is characterized in that a stopper is provided to position the base at a constant distance from the center of the base. Further, the invention according to claim 3 relates to a method for planting trees, in which a base is placed on the bottom surface of a planting hole cut into the ground, and a root pot of the tree is tied to the center of the upper surface of the base. A pillar is erected on the upper surface of the base and in the outer area of the root bowl, and then the trunk of the tree is supported laterally by the pillar.

[0009]

In the invention according to claim 1 or 3, since the base placed on the bottom surface of the planting hole supports the lower end of the supporting column via the mounting member, the supporting column is erected without the conventional anchor. can do. Further, since the root pot of the tree is tied to the center of the base, the lower end of the pillar and the root pot are integrated via the base, and the support strength after planting is improved.

According to the second aspect of the present invention, since the mounting member which is separate from the base is slidably fitted from the outer periphery of the base toward the center, the mounting member is attached to the base. If the root pot is mounted on the base, the mounting member will not be an obstacle when it is mounted, and the mounting member can be easily positioned by the stopper.

[0011]

An embodiment of the present invention will be described in detail below with reference to the drawings. 1 to 5 show a tree supporting device used in this embodiment. The supporting device is a base 3 placed on the bottom surface of a planting hole 2 cut into the ground 1 and a tree trunk. And a column 5 for supporting 4 from the side.

The base 3 is formed by connecting four leg members 6 made of die steel having a C-shaped cross section in a cross shape in plan view.
The opening side of the cross section is the upper surface side of the base 3, and the ground plate 7 is welded to the lower surface of the tip of each leg member 6.
A laterally long engagement hole 9 is formed in each side wall 8 of each leg member 6.
Are provided at regular intervals in the longitudinal direction of the tree, and one of the engaging holes 9 is provided with a root pot 10
A hook 12 for the belt 11 is provided for binding. The latch 12 is formed by bending a metal rod into a U shape, and inserts the left and right free ends, which are oppositely bent outward, into the engaging hole 9 from the inside of the cross section of the leg member 6. so,
The leg member 6 is swingably attached.

At the tip of each leg member 6, there is provided a mounting member 13 for standing the pillar 5 on the upper surface of the base 3. In this embodiment, the mounting member 13 is formed separately from the base 3, and the slider 14 has a rectangular tube shape slidable in the cross section of the leg member 6 and the upper surface of the slider 14. And a cylindrical mounting pin 15 fixed to the. A pair of thumbscrews 16 are screwed on the outer surface of the side wall 8 of the leg member 6 on the outer side of the tip portion thereof, and the tip end of the leg member 6 (therefore, the outer periphery of the base 3).
Mounting member 1 fitted from the center toward the center 16 of the base 3
The slider 14 of No. 3 is fixed to the leg member 6 by tightening the thumbscrew 16.

On the other hand, on the inner surface side of the side wall 8 of each leg member 6,
A stopper 18 for positioning the mounting member 13 at a constant distance from the center 17 of the base 3 is provided so as to project. When the slider 14 is pushed in until the end edge of the slider 13 hits the stopper 18, the center 17 The mounting pin 14 of the mounting member 13 can be projected from the tip end portion of each leg member 6 at a position at a constant distance from.

The pillars 5 are root pots 1 from the upper part to the lower part.
The bending portion 19 that bends outward in the radial direction of 0 is made of a steel round pipe material formed halfway. As shown in FIG. 5, the pillar 5 has its lower end portion fitted to the mounting pin 15 of the mounting member 13, and the lower end portion thereof is fixed to the mounting pin 15 with a bolt 20 penetrating in the radial direction of the pillar 5. It is erected on the tip of each leg member 6.

The support columns 5 erected on the base 3 as described above are arranged such that the upper ends of the support columns 5 in the erected state are substantially along the outer periphery of the trunk 4 of the tree. 5
The upper ends of are connected to each other by four connecting members 21. The connecting member 21 is formed by bending a steel pipe material into a quarter arc shape, and brackets 22 provided at both ends thereof are screwed to the outer peripheral surface of the upper end of the support column 5.

Therefore, when the upper ends of the columns 5 are connected by the four connecting members 21, the trunk 4 of the tree is located in the bearing ring 23 composed of the four connecting members 21, and the trunk 4 is made of rubber or the like. By tying it to the bearing ring 23 at 24, the tree will be laterally supported by each strut 5. In the above support device, the number of leg members 6 is not limited to four, and particularly when the ground plate 7 is provided, it is sufficient if two or more leg members 6 are provided, and two or more leg members 6 are arranged radially. The platform 3 may be configured. Further, the leg member 6 of the base 3 can be made of a pipe material.

Further, it is not necessary to provide the support columns 5 for all the leg members 6, and the number thereof is not limited to four. Further, the mounting pin 15 is directly fixed to the base 3 to fix the mounting member 1
3 may be configured. FIG. 6 shows how the tree trunk 4 is fastened to the bearing ring 23 with the rope 24. That is, in the case of four columns 5 (Fig. 6 (a)),
The hooks 25 are provided inside each of the columns 5 so that the columns 5 face each other.
A rope 24 made of rubber or the like is wound around the hooks 25 of the. In addition, in the case where there are three, two, and one stanchions 5 (FIGS. 6B, 6C, and 6D), the rope 24 may be wound around one hook 25 and the trunk 4. Good.

Next, a work procedure (a method of planting trees) when using the above supporting device will be described. First, after placing the base 3 substantially in the center of the bottom surface of the planting hole 2 that has been cut into the ground 1, the mounting member 13 is attached to the tip of each leg member 6 of the base 3.
The slider 14 is fitted and fixed with the thumbscrew 16.

Then, the mounting pin 15 of the mounting member 13 and the hook 12 are left in the planting hole 2 so that the bottom of the planting hole 2 is filled to the extent shown by the phantom line in FIG. A root pot 10 of the tree is placed in the center of the root pot, and the root pot 10 is bound to the base 3 with a belt 11 inserted through a hook 12. After that, the lower ends of the support columns 5 are fitted into the mounting pins 15 of the mounting member 13 so that the support columns 5 are erected at the tip ends of the leg members 6 and the planting holes 2 are backfilled.

Then, the upper end of each pillar 5 is connected to the connecting member 21.
, And the trunk 4 in the bearing ring 23 formed thereby is tied to the bearing ring 23 with a rope to complete the planting operation. In the above-described planting method, the mounting member 13 may be attached to the base 3 first, and then the base 3 may be set in the planting hole 2. On the contrary, the root pot 10 may be set on the base 3 and then the mounting member 13 may be mounted on the base 3. In this case, the mounting pin 15 interferes when the root pot 10 is placed. Not easy to work with.

[0022]

As described above, according to the present invention,
Since the pillar is erected on the base placed on the planting hole, and the lower end of the pillar and the root bowl are integrated via the base,
The pillars can be firmly erected without performing anchoring and positioning work, and thus the labor required for planting trees can be greatly reduced.

If the mounting member is retrofitted to the base according to the second aspect of the invention, the mounting member does not get in the way when the root bowl is placed, and the planting work is facilitated. You can

[Brief description of drawings]

FIG. 1 is a side view of a tree support device.

FIG. 2 is a plan view of the same.

FIG. 3 is a partial plan view of a base.

FIG. 4 is a side view of a base.

FIG. 5 is a perspective view of a mounting member.

FIG. 6 is a plan view showing a method of tightening the trunk.

FIG. 7 is a side view of a conventional tree support device.

[Explanation of symbols]

 1 Ground 2 Planting Hole 3 Base 4 Trunk 5 Strut 10 Root Pot 11 Belt 12 Locking Tool 13 Mounting Member 17 Center 18 Stopper

Claims (3)

[Claims] 1. A base (3) mounted on the bottom of a planting hole (2) cut into the ground (1), and a column (5) for laterally supporting a tree trunk (4). , A belt (1) for binding the tree root pot (10) to the center of the upper surface of the base (3)
The hook (12) of 1) is provided on the base (3), and the support (5)
Member (13) for standing up the upper surface of the base (3)
A tree supporting device, wherein the tree is provided on the upper surface side of the base (3) and in the outer region of the root pot (10). 2. A mounting member (1) which is separate from the base (3).
3) can be slidably fitted from the outer periphery of the base (3) toward the center (17), and has a stopper (18) for positioning the mounting member (13) at a constant distance from the center of the base 3. The tree supporting apparatus according to claim 1, wherein the tree supporting apparatus is provided. 3. A base (3) is placed on the bottom surface of a planting hole (2) cut into the ground (1), and a root pot (10) of a tree is tied to the center of the upper surface of the base (3). , The base (3)
A method of planting a tree, characterized in that a pillar (5) is erected on the upper surface of the root pot and outside the root pot (10), and then the trunk (4) is supported laterally by the pillar (5). .