JP2014139394A - Guy anchor for support, and method for laying the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a guy anchor for a support, which can be easily laid, which is prevented from coming off and which is simply configured, and a method for laying the same.SOLUTION: A guy anchor for a support includes a guy bar which connects a guy provided in the support, positioned at an end, among the supports for hanging and spreading a net and the like and which is buried in the ground except for a leading end side, and a resistance plate which is attached to the rear end side of the guy bar and which inhibits the guy bar from coming off from the ground. The resistance plate is formed in an approximately circular shape having the same diameter corresponding to a diameter of a hole drilled in the ground, and the guy bar is configured so that the plurality of long guy bars can be connected together depending on the drilling depth of the hole for burial.

Description

The present invention relates to a support anchor for a support column that prevents collapse and inclination of a support column of a terminal used for a ball-proof net or an electric wire and stably holds it, and a method for laying a support anchor for a support column.

2. Description of the Related Art Conventionally, a branch anchor that supports a pillar is embedded in the ground in the vicinity of the pillar, leaving the distal end side, and the pillar is supported by connecting a branch line provided on the pillar to the distal end side of the branch anchor.

The basic structure of the above-mentioned conventional branch line anchor is a resistance plate embedded in a deep portion in the ground and formed in a long rectangular shape for preventing slipping, and the other end side is fixed to the resistance plate in an orthogonal state. It consists of a branch bar that protrudes from the ground and is connected to a branch line.

The method of laying the branch line anchor is to hit the guide pipe into the ground at the bottom of the drilled hole, so that the resistance plate connected to the guide pipe enters the required position in the ground, and then to the resistance plate. The branch bar engaged with the rear end side is rotated and embedded in the direction perpendicular to the surface of the resistance plate, and the branch line provided on the support column is connected to the front end side of the branch line bar. Complete laying.

As another branch line anchor installation method, drilling with a drill, expanding the hole, installing a resistance plate at the bottom, burying soil, and connecting the branch line to the tip of the branch line rod, laying the branch line anchor To complete.

Problems to be solved by the invention

The conventional branch line anchor needs to install a resistance plate at a required position in the ground by striking, and the work is complicated.

Also, in order to rotate the branch bar substantially at right angles to the surface of the resistance plate, or because the resistance plate is rectangular and wide, it is necessary to drill a wide hole. Don't be.

In addition, when a wide hole is drilled, there is a problem of residual soil treatment after the branch line anchor is embedded.

In addition, since the length of the branch bar is constant, the resistance plate is installed in the ground at the same depth regardless of the magnitude of the tension of the net etc. It was necessary to increase the plate to improve the earth bearing capacity.

Therefore, the present invention provides a branch anchor for a column that has a simple structure of the branch line anchor, is easy to install the branch line anchor, and does not come out of the ground, and a method for laying a branch line anchor for the column. Let it be an issue.

Means for solving the problem

According to the present invention, the branch anchor for the column for solving the above-mentioned problem leaves the distal end side connecting the branch line provided on the column at the end of the column that suspends the net or the like as described in claim 1. In the branch anchor for a column, which is composed of a branch bar embedded in the ground and a resistance plate that is attached to the rear end side of the branch bar and prevents the branch bar from being pulled out from the ground, the resistance plate is connected to the ground. It is formed in a substantially circular shape with the same diameter corresponding to the diameter of the hole to be drilled therein, and is configured to be connectable in a plurality of elongated shapes according to the drilling depth of the hole embedded in the branch line rod. Features.

In addition, a method for laying a branch anchor for a column to solve the above-described problem is that, as described in claim 2, a hole is drilled in the ground to reinforce the column at the end where a net or the like is suspended. After installing the resistance plate at the bottom portion of the hole, for the support column, the hole is embedded, the rear end side is attached to the resistance plate, and the branch line provided on the support column is connected to the branch bar protruding from the ground at the front end side. In the method of laying the branch line anchor, the hole is drilled in a cylindrical shape with a depth corresponding to the size of the support column, and the resistance plate is formed in a substantially circular shape corresponding to the diameter of the hole. The length of the branch bar is adjusted according to the depth of the hole.

Effects and effects of the invention

The operational effects of the branch anchor for the column and the method for laying the branch anchor for the column according to the present invention will be described.

First, a support anchor for a support column according to claim 1 connects a support line provided on the support column to support a support column at an end affected by a tension among columns supporting a net or the like.

The branch line is connected by attaching a rear end side to a resistance plate embedded in a hole drilled in the ground, and connecting the front end side to a branch line anchor made of a branch bar protruding from the ground.

At this time, since the resistance plate is formed in a substantially circular shape having a diameter corresponding to the diameter of the hole drilled in the ground, the resistor plate is inserted into the drilled hole as it is and installed with the resistance plate in close contact with the bottom portion. It does not require a complicated operation of expanding the hole.

For this reason, it can respond | correspond freely by enlarging the diameter of a resistance board according to the magnitude | size of a support | pillar, and the tension concerning a support | pillar.

In addition, depending on the depth of the hole drilled in the ground, it is possible to freely connect a plurality of branch rods attached to the resistance plate with the rear end side to the desired length and the length to be embedded by protruding the front end side. Can respond.

Similarly to the above, it is necessary to drill deeply according to the size of the column and the strength of the tension. However, since the branch bar is configured to be connected to a plurality of elongated bars, the depth of the hole It can be freely supported.

Thus, since the branch anchor of the present invention is formed in a substantially circular shape having a diameter corresponding to the diameter of the hole that the resistance plate pierces, it can be easily installed at the bottom of the hole.

In addition, since the branch bar is long and configured to be connected to a plurality of bars, it is easy to freely adapt to the depth of the hole to be drilled.

In addition, the structure of the branch anchor is simple, there is no failure, and frequent maintenance is not required.

In addition, the earth strength can be freely improved by connecting the resistance plate diameter and the branch bar.

Next, according to the method of laying a branch anchor for a pillar according to claim 2, a hole is first drilled in a cylindrical shape with a work drill in the ground in the vicinity of the pillar at the end of the pillar suspended from a net or the like. To do.

At this time, the resistance plate of the branch anchor is inserted along the hole by installing a resistance plate formed in a circular shape having a diameter corresponding to the diameter of the hole drilled by the drill, and installed at the bottom portion of the hole. By doing so, the resistance plate can be installed in a fixed state.

In addition, the diameter of the resistance plate can be freely changed according to the size of the support column and the tension applied to the support column, so it is possible to install a resistance plate having a diameter corresponding to the drill diameter simply by changing the work drill to be used. it can.

For this reason, it is possible to easily install the resistance plate, reduce the work process, and shorten the work time.

Next, the length of the branch bar attached to the resistance plate on the rear end side is adjusted by connecting a plurality of rods to correspond to the depth of the drilled hole, and the front end side of the branch bar protrudes from the ground Buried to do.

For this reason, the depth of a hole can be freely adjusted according to the magnitude | size of a support | pillar and the tension concerning a support | pillar.

Then, the branch line provided on the support column at the end is connected to the connection part on the distal end side of the branch line rod to complete the installation of the branch line anchor for the support column.

As described above, the method of laying a branch line anchor for a column according to the present invention has few steps for burying the branch line anchor, and can shorten the work time.

Further, the work can be performed safely and the work efficiency can be improved.

One example of a branch anchor for a column and a method of laying a branch anchor for a column according to the present invention will be described.

FIG. 1 is a schematic explanatory side view showing an embodiment of a branch anchor for a post according to the present invention, FIG. 2 is a schematic plan view showing a resistance plate of FIG. 1, and FIG. FIG. 4 and FIG. 5 are schematic side views showing the installation of the branch line anchors in the holes, and FIG. 6 is a schematic explanation showing another embodiment of the resistance plate. FIG. 7 is a flow chart showing a method of laying a branch anchor for a column.

A support anchor 1 for a support column according to the present invention includes a rod-like support bar 3 that forms a connecting portion 2 that connects the other end of a support line 11 having one end fixed to the upper side of the support 1 on the tip side, and the support bar. 3 is composed of a resistance plate 4 which is attached to the rear end side and buried in the ground.

The branch bar 3 is formed in a long shape, and usually one is used, but a plurality of the branch bars 3 are connected in accordance with the size of the column 10 and the tension of the column 10 according to the depth of the hole 12 to be drilled. .

In addition, although the connection of the branch bar 3 is performed using the connection branch bar 3A in which the connecting portion 2 is formed on both ends, the branch line bar 3 connected in advance may be used.

The resistance plate 4 is formed in a circular shape or a disc shape, and the rear end side of the branch bar 3 is inserted into a hole 5 drilled in a central portion, and a screw 6 is screwed between the upper and lower sides to thereby form a branch bar. Attach to 3.

In addition, the resistance plate 4 is attached to the branch bar 3 by loosely fitting between the screws 6 so that the resistance plate 4 is smoothly inserted into the hole 12 in a slightly inclined state and horizontally at the bottom portion of the hole 12. Thus, it can be installed in close contact with the hole 12 and fixed to the hole 12.

The resistance plate 4 has a resistance plate 4 having a diameter corresponding to each work drill because the diameter of the resistance plate 4 is substantially the same as the diameter of the hole 12 drilled by the work drill.

As described above, the support anchor 1 for a support according to the present invention is configured. Next, a case where the support 10 used for a ball-proof net is supported using the support anchor 1 for the support will be described.

First, a cylindrical hole 12 is drilled with a work drill in the vicinity of the column 10 at the end of a suspension column with a ball-proof net suspended.

Next, the resistance plate 4 of the branch anchor 1 is inserted toward the bottom portion of the hole 12.

At this time, since the diameter of the resistance plate 4 is substantially the same as the diameter of the perforated hole 12, the resistance plate 4 is inserted into the hole 12 in an inclined state with respect to the branch bar 3, and the resistance plate 4 is supported at the bottom portion. By being horizontal with respect to the rod 3, it can be installed in a state of being in close contact with the side surface of the hole 12.

In this way, the process of installing the resistance plate 4 is simplified as compared with the prior art, and can be easily performed.

Thereafter, the length of the branch bar 3 having the rear end attached to the resistance plate 4 is adjusted to correspond to the depth of the drilled hole 12. The adjustment method corresponds to the depth of the hole 12 by connecting a plurality of branch rods 3.

In this state, the hole 12 is embedded, the distal end side of the branch bar 3 is projected, and the connecting portion 2 is positioned above the ground.

And the other end side of the branch line 11 is connected with the connection part 2 of the said branch line rod 3, and installation of the branch line anchor 1 for support | pillars is completed.

Thus, the branch line anchor 1 and the branch line anchor laying method of the present invention have a simple configuration and do not require frequent maintenance.

In addition, it is easy to fix the resistance plate 4, and it is not necessary to perform a conventional striking work, and the working process can be reduced and the working time can be shortened.

Furthermore, the depth and diameter of the hole to be drilled freely can be adjusted according to the size of the column and the strength of the column tension, and it is possible to cope with any column.

In the above embodiment, the resistance plate 4 is formed in a substantially circular shape. However, the shape of the resistance plate 4 of the present invention is not limited to this. For example, a plurality of protruding portions 4A are formed on a circular side surface. It is also possible to form it so as to be strongly locked to the side wall of the hole 12.

Schematic explanatory side view showing a branch anchor for a column of the present invention Schematic explanatory plan view showing the resistance plate of FIG. Schematic explanatory side view showing the connection of the branch anchor to the column Schematic explanatory side view showing installation of branch line anchors in holes Schematic explanatory side view showing installation of branch line anchors in holes Schematic explanatory plan view showing another embodiment of the resistor plate The flowchart which shows the laying method of the branch anchor for the support | pillar of this invention

1-branch anchor, 3-branch bar, 4-resistor plate, 10-strut

According to the present invention, there is provided a branch anchor for a column for solving the above-mentioned problem, as described in claim 1, wherein the branch side anchor is connected to a branch line provided on a column at an end of a column that suspends a net or the like. In the branch anchor for the column composed of the branch bar embedded in the ground and leaving the branch bar attached to the rear end side of the branch bar to prevent the branch bar from being pulled out from the ground, the resistance plate is Drilling depth of a hole having a substantially circular shape of the same diameter corresponding to the diameter of the hole drilled in the ground, a plurality of protrusions formed on the side surface, and attached to the branch bar in a loosely fitted state, and embedded in the branch bar According to the above, it is configured to be long and connectable.

In addition, a method for laying a branch anchor for a column to solve the above-described problem is that, as described in claim 2, a hole is drilled in the ground to reinforce the column at the end where a net or the like is suspended. After installing the resistance plate at the bottom portion of the hole, for the support column, the hole is embedded, the rear end side is attached to the resistance plate, and the branch line provided on the support column is connected to the branch bar protruding from the ground at the front end side. In the method of laying the branch anchor, the hole is drilled in a cylindrical shape according to the size of the column, the resistance plate is formed in a substantially circular shape corresponding to the diameter of the hole, and inserted into the hole in an inclined state, The protruding portion on the side surface is locked to the side wall and is positioned at the bottom portion of the hole, and the length of the branch bar is adjusted according to the depth of the hole.

According to the present invention, there is provided a branch anchor for a column for solving the above-mentioned problem, as described in claim 1, wherein a branch line provided on an end column of a column for hanging a net or the like is connected, The branch line anchor embedded in the ground leaving the side and the resistance anchor plate attached to the rear end side of the branch line bar and preventing the branch bar from being pulled out from the ground, the resistance plate, the same diameter substantially circular corresponding to the diameter of the hole to be drilled into the ground to form a plurality of raised portion on the side surface, and loosely fit into the branch rods to be inserted into a hole in a tilted state resistance plate It is composed of a plurality of different diameters that can be selected according to the diameter of the drill hole so that it can be attached in a state, and a plurality of elongated bars can be connected according to the drilling depth of the hole embedded in the branch line rod It is configured.

In addition, a method for laying a branch anchor for a column to solve the above-described problem is that, as described in claim 2, a hole is drilled in the ground to reinforce the column at the end where a net or the like is suspended. After installing the resistance plate at the bottom portion of the hole, for the support column, the hole is embedded, the rear end side is attached to the resistance plate, and the branch line provided on the support column is connected to the branch bar protruding from the ground at the front end side. In the method of laying the branch anchor, the hole is drilled in a cylindrical shape according to the size of the column, and a resistance plate selected from a plurality of resistance plates having different diameters corresponding to the diameter is provided corresponding to the diameter of the hole. It is formed in a substantially circular shape and is inserted into the hole in an inclined state with respect to the branch bar , and the protruding part on the side surface is locked to the side wall at the bottom part, and is positioned horizontally on the bottom part of the hole, and the branch bar is placed in the hole. The length is adjusted according to the depth.

Claims (2)

A branch bar embedded in the ground leaving the tip side connecting the branch lines provided on the support pillars at the ends of the pillars that suspend the net and the like, and a branch bar attached to the rear end side of the branch bar from the ground In the supporting branch anchor for the column composed of the resistance plate that prevents the withdrawal of the resistance plate, the resistance plate is formed in a substantially circular shape having the same diameter corresponding to the diameter of the hole drilled in the ground, and the supporting rod is embedded A branch anchor for a column, which is configured to be connected in a plurality of elongated shapes according to the drilling depth of the holes to be formed. In order to reinforce the struts at the end of hanging the net, etc., a hole is drilled in the ground, and after installing a resistance plate at the bottom of the hole, the hole is buried and the rear end side is attached to the resistance plate, In the laying method of the branch anchor for the column that connects the branch line provided on the column to the branch bar protruding from the ground at the tip side, the hole is drilled in a cylindrical shape at a depth corresponding to the size of the column, The resistance plate is formed in a substantially circular shape corresponding to the diameter of the hole and positioned at the bottom of the hole, and the length of the branch bar is adjusted according to the depth of the hole. Anchor laying method.

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