JP3101288U - Branch line anchor - Google Patents

Abstract

An object of the present invention is to open a hole in the ground and set it in the hole to support a branch line, to be installed in a short time, and to excavate the ground only with a minimum amount of the hole. The purpose is to prevent traffic congestion even in places with many traffic.
A rod (5) provided at one end with an annular portion (5a) to which a branch line (3) is connected, a base (6) provided at the other end of the rod, and a plurality of members extending in the axial direction from one end to the middle. An outer cylinder 7 having a slit 7a and being fitted over the base, wherein the base is inclined so as to expand in diameter in a direction from the one end to the other end of the rod. The plurality of rods 6a are provided, and the outer cylinder is inserted by the rod with one end on the slit side toward the base and pressed toward the base, and the plurality of rods are inclined by the inclined rods. A rock-bed branch line anchor 4 characterized in that its diameter is enlarged from the slit side.
[Selection diagram] Fig. 1

Description

  The present invention relates to a branch line anchor used to fix the end of a branch line supporting an overhead facility, a utility pole or the like to the ground.

  Conventionally known spur anchors as described above include, for example, spike bolts that are opened in rock and fixed with mortar in holes whose bottoms are enlarged, and plow-type anchors that are driven into the ground so that the tips open in two. Have been.

  However, the spike bolt has a disadvantage that the branch line cannot be supported until the mortar is hardened, and the plow type anchor is driven from the surface of the ground, so that it cannot be used in a place where boulders are buried.

  Therefore, an object of the present invention is to provide a branch anchor that can support a branch by setting a hole in the ground and setting the hole therein.

  The branch line anchor according to the present invention that advantageously solves the above-mentioned problem is a rock branch line anchor according to claim 1, wherein an annular portion to which the branch line is connected is provided at one end of the rod, and at the other end of the rod. A base, and a plurality of slits extending in the axial direction from one end to the middle, comprising an outer cylinder that is placed over the base, wherein the base is disposed at one end to the other end of the rod. A plurality of rods inclined so as to increase in diameter toward the direction toward the portion, and the outer cylinder is inserted through the rod with the one end on the slit side facing the base and facing the base. The diameter is increased from the slit side by the plurality of inclined bars when pressed.

  Further, in the hoe-type branch anchor according to claim 2, a rod provided at one end with an annular portion to which the branch is coupled, and a base formed by bending the rod at the other end of the rod at an acute angle, And a hoe plate fixed to the base in such a manner that the side facing the rod is inwardly curved in a gutter shape, the direction corresponding to the direction in which the gutter extends corresponds to the direction in which the base extends. It is characterized by:

  In the vane-type branch anchor according to claim 3, a rod provided at one end with an annular portion to which the branch is connected, a base provided at the other end of the rod, and the base provided with the rod. A plurality of blades pivotally supported at an end remote from the one end and capable of expanding at an acute angle to the rod so that an end of the rod close to the one end is separated from the rod; And a ring that is inserted through the rod and pressed toward the base to expand the plurality of blades.

  In such a branch anchor according to claims 1 to 3, the rock anchor is inserted into a hole drilled in the ground, and the outer cylinder is pushed by a pipe or the like fitted on a rod to cover the base. The outer cylinder expands and bites into the rock, and the hoe-shaped anchor inserts the base with the hoe plate facing down into a hole made obliquely on the ground and pulls the rod so that the hoe plate bites into the ground, In a wing type anchor, the wings are inserted into the hole made obliquely on the ground, the base is inserted, and a ring connected to the rod is pushed with a pipe etc. fitted to the rod to expand the number of wings, so that those wings are expanded. Dig into the ground.

  Therefore, the branch line anchors of the present invention can be installed in a short time because the branch line can be supported by making a hole in the ground and setting the hole in the hole, and the excavation surface of the ground is only for the hole. Since the road can be released in a short time, traffic congestion can be prevented even in a place with heavy traffic.

  Hereinafter, embodiments of the present invention will be described in detail by way of examples with reference to the drawings. 1 (a) and 1 (b) are a front view and a bottom view showing an embodiment of a rock line anchor according to the present invention, and FIG. 2 is a diagram for supporting a branch line with the rock line anchor according to the embodiment. It is an explanatory view showing a method of use at the time, wherein reference numeral 1 denotes a telephone pole, 2 denotes a ground, 3 denotes a branch line, and 4 denotes a rock support anchor of the embodiment.

  As shown in FIG. 1, the rock support anchor 4 of this embodiment includes a rod 5 provided with an annular portion 5 a to which the branch line 3 is connected at one end (the upper end in FIG. 1A), and the rod 5. 5 has a base 6 provided at the other end (the lower end in FIG. 1A) and a plurality of slits 7a extending in the axial direction from one end (the lower end in FIG. 1A) to the middle. And an outer cylinder 7 covered on the base 6, and the base 6 expands in diameter in the direction from the one end of the rod 5 to the other end (downward in FIG. 1A). The outer cylinder 7 is inserted into the rod 5 with one end on the side of the slit 7a facing the base 6 and pressed toward the base 6 by having the plurality of bars 6a fixed and welded in such a manner. The sliding contact with the plurality of inclined rods 6a increases the diameter from the slit 7a side with a small frictional force.

  As shown in FIG. 2, the rocker support anchor 4 of this embodiment has a base 6 inserted into a hole drilled in the rock from the ground 2, and the outer cylinder 7 is pushed by a pipe or the like fitted on the rod 5, as shown in FIG. 2. By pushing over the base 6, the outer cylinder 7 expands in diameter and bites the rock, and is set in the hole. After the setting, the mortar is filled in the holes.

  Therefore, according to the rock support anchor 4 of this embodiment, the branch line 3 can be supported without waiting for the mortar to be hardened by drilling a hole in the ground and setting the hole therein. In addition, the excavation surface on the ground only needs to be the minimum for the hole, and the road can be released in a short time, so that traffic congestion can be prevented even in a place with a large traffic volume.

  3 (a) and 3 (b) are a side view and an arrow A view showing an embodiment of the hoe-shaped branch line anchor of the present invention, and FIG. 4 shows a case where the branch line is supported by the hoe-shaped branch line anchor of the embodiment. It is an explanatory view showing how to use, and the same reference numerals in the figure denote the same parts as in the above embodiment. Reference numeral 8 indicates the hoe-shaped support anchor of the above embodiment.

  As shown in FIG. 3, the hoe-shaped support anchor 8 of this embodiment includes a rod 5 provided with an annular portion 5a to which the branch line 3 is connected at one end (the upper end in FIG. 3A). A base 6 formed by bending the rod 5 at the other end (the lower end in FIG. 3A) of the rod 5 and a gutter-like shape with the side facing the rod 5 on the inner side. The hoe plate 9 is welded and fixed to the base 6 so that the direction corresponding to the existing direction coincides with the extending direction of the base 6. A reinforcing plate 6b is fixed between the rod 5 and the base 6 by welding.

  As shown in FIG. 4, the hoe-shaped support anchor 8 of this embodiment inserts the base 6 with the hoe plate 9 facing downward into a hole cut obliquely from the ground 2 into the ground buried with boulders or the like, By pulling the rod 5, the hoe plate 9 bites into the ground and is set in the hole. After the setting, earth and sand are backfilled in the holes.

  Therefore, according to the hoe-shaped support anchor 8 of this embodiment, the branch line 3 can be supported before backfilling by drilling a hole in the ground and setting it in the hole. The excavation surface only needs to be the minimum for the hole, and the road can be released in a short time, so that traffic congestion can be prevented even in a place with heavy traffic.

  5 (a) and 5 (b) are front views of an embodiment of the blade type branch anchor according to the present invention, with the blades closed and open, and FIG. 6 shows the embodiment. It is explanatory drawing which shows the use method at the time of supporting a branch line with a blade-type branch line anchor, and the code | symbol in a figure The part similar to the said Example is shown with the same code | symbol. Reference numeral 10 indicates the blade-type support anchor of the above embodiment.

  As shown in FIG. 5, the blade-type support anchor 10 of this embodiment includes a rod 5 provided with an annular portion 5a to which the branch line 3 is connected at one end (the upper end in FIG. 3A). 5, a base 6 provided at the other end (the lower end in FIG. 5A), and an end of the rod 5 remote from the one end is pivotally supported by the base 6 so that the one end of the rod 5 A plurality of (four in the illustrated example) blades 11 that can be expanded within a range that forms an acute angle with respect to the rod 5 so that the end near the side is separated from the rod 5, and is inserted into the rod 5 and directed toward the base 6. And a ring 12 for slidingly contacting and spreading the plurality of blades 11 when pressed.

  As shown in FIG. 6, the blade-type support anchor 10 of this embodiment inserts the base portion 6 by inserting the base portion 6 by sliding the blade 11 into a hole which is obliquely drilled from the ground 2 into the ground buried with boulders or the like. By pushing the ring 12 communicating with the above with a pipe or the like fitted on the rod 5 to expand the plurality of blades 12, the blades 12 bite into the ground and are set in the holes. After the setting, earth and sand are backfilled in the holes.

  Therefore, according to the wing-shaped support anchor 10 of this embodiment, the branch line 3 can be supported before backfilling by making a hole in the ground and setting it in the hole, so that it can be installed in a short time, and The excavation surface of the excavator only needs to be the minimum for the hole, and the road can be released in a short time, so that traffic congestion can be prevented even in a place with heavy traffic.

  As described above, the present invention has been described based on the illustrated example, but the present invention is not limited to the above-described example, and can be appropriately changed within the scope of the claims of the utility model registration.

  Thus, according to the support anchor of the present invention, a branch line can be supported by drilling a hole in the ground and setting it in the hole, so that it can be installed in a short time, and the excavation surface of the ground is only for the hole. Since it requires only a minimum amount of time and the road can be released in a short period of time, traffic congestion can be prevented even in places with heavy traffic.

(A), (b) is a front view and a bottom view showing an embodiment of a branch line anchor for rock of the present invention. It is explanatory drawing which shows the use method at the time of supporting a branch line with the rock line branch anchor of the said Example. (A), (b) is a side view and A arrow view which show one Example of the hoe-shaped branch line anchor of this invention. It is explanatory drawing which shows the use method at the time of supporting a branch line with the hoe-shaped branch line anchor of the said Example. (A), (b) is the front view in the state where the blade was closed, and the front view in the state which opened the blade which shows one Example of the blade-type branch line anchor of this invention. It is explanatory drawing which shows the use method at the time of supporting a branch line with the blade-type branch line anchor of the said Example.

Explanation of reference numerals

DESCRIPTION OF SYMBOLS 1 Power pole 2 Ground 3 Branch line 4 Support anchor for rock 5 Rod 5a Annular part 6 Base 6a Bar 6b Reinforcement plate 7 Outer cylinder 7a Slit 8 Hoe-shaped support anchor 9 Hoe plate 10 Blade-type support anchor 11 Blade 12 Ring

Claims (3)

A rod (5) provided at one end with an annular portion (5a) to which the branch line (3) is connected;
A base (6) provided at the other end of the rod;
An outer cylinder (7) having a plurality of slits (7a) extending in the axial direction from one end to the middle thereof, and being covered with the base.
The base has a plurality of rods (6a) inclined to increase in diameter in a direction from the one end to the other end of the rod,
The outer cylinder is expanded from the slit side by the plurality of inclined bars by being inserted through the rod with the one end on the slit side facing the base and being pressed toward the base. There is a branch line anchor for rock. A rod (5) provided at one end with an annular portion (5a) to which the branch line (3) is connected;
A base (6) formed by bending the rod at an acute angle at the other end of the rod;
A hoe plate (9) that is curved in a gutter shape with the side facing the rod inward and that is fixed to the base so that the direction corresponding to the direction in which the gutter extends corresponds to the direction in which the base extends.
A hoe-shaped branch line anchor. A rod (5) provided at one end with an annular portion (5a) to which the branch line (3) is connected;
A base (6) provided at the other end of the rod;
An end of the rod farther from the one end is pivotally supported by the base, and an end of the rod closer to the one end forms an acute angle with the rod so as to be separated from the rod. A plurality of expandable blades (11);
A ring (12) inserted through the rod and pressed toward the base to expand the plurality of blades;
A wing-shaped branch line anchor.

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