JP2000197219A - Fitting for distribution equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fitting for distribution equipment, with which distribution equipment can be fitted easily to the steel crossarm of an electric pole even though the fitting is of a simple structure, and accordingly, which can largely improve the efficiency of fitting work. SOLUTION: A fitting for distribution equipment has a fitting base section 2, having a notch 2a on its bottom side and can temporarily fix distribution equipment 60 to the crossarm 50 of an electric pole, in such a way that the base section 2 is engaged with the crossarm 50 by putting the notch 2a on the crossarm 50, while the equipment 60 is hung up. Thereafter, workers can properly fix the equipment 60 to the crossarm 50, without maintaining the equipment 60 in the hung-up state. Therefore, labor saving can be contrived and, in addition the workability of the fitting work can be improved markedly, and the burden of the fitting work imposed to the workers at a high-altitude location can be relieved markedly. In addition, since the base section 2 and a tightening tool 4 have simple structures, a tightening mechanism including fixing bolts and nuts 5 is also simple, and the workability can be improved at a low cost.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a case where a power distribution device is fixed to a metal arm mounted on a power pole, and the power distribution device is easily temporarily fixed to the arm metal so that the main fixing operation can be performed quickly and easily. The present invention relates to a distribution device mounting bracket.

[0002]

2. Description of the Related Art Conventionally, when a power distribution device such as a switch or a transformer is installed on a power pole, the power distribution device is mounted on a power pole main body, and is also fixed to a power arm provided on the power pole. Was common. The installation of such distribution equipment on the arm
Because it is difficult to directly engage the power distribution equipment with the arm,
Conventionally, one side is fixed to the outer periphery of the power distribution device, and the other side is mounted via a power distribution device mounting bracket which is detachably engaged with the arm.

FIG. 3 shows an example of such a conventional mounting bracket for power distribution equipment. This FIG. 3 (A),
(B) is a front view and a bottom view of a conventional power distribution device mounting bracket. In FIG. 3, a conventional power distribution equipment mounting bracket 1 is shown.
Reference numeral 00 denotes a substantially plate-like body having a hole at an end portion.
0, a fastening bolt 102 provided with one end penetrating through a hole at the end of the fastening tool 101, and the other end of the fastening bolt 102 engaged. A mounting base 103 integrally mounted on the side of the control box 60 as a power distribution device, and a fixing nut 104 screwed to one end of a fixing bolt 102 penetrating the fastener 101. Configuration. The power distribution equipment mounting bracket 100 is fastened by clamping the arm arm 50 between the mounting base 103 and the fastening tool 101 to thereby tighten the control box 6.
0 is fixed to the arm 50.

The operation of attaching the power distribution equipment to the arm using the above-described conventional power distribution equipment mounting bracket will be described. First, a rope is hooked on the hook 60a of the control box 60 to which the mounting base 103 has been previously mounted. Is arm money 50
The control box 60 is hung with a rope until it hits the lower side. While maintaining this state, the fastening tool 101 is stretched between the tips of the two fixing bolts 102 so as to cross over the upper side of the arm bar 50, and the nut 104 is screwed to the tips of the fixing bolts 102 and tightened. By firmly sandwiching the arm 50 from above and below with the fastener 101 and the mounting base 103, the arm 50 is integrated with the arm 50, and the control box 60 is fixed to the arm 50. Thereafter, when the rope is removed, the work is completed.

[0005] Apart from the above-mentioned configuration, utility model registration numbers 2515767 and 2525 are other conventional metal fittings for power distribution equipment for fixing the power distribution equipment to the arm of a utility pole.
FIG. 4 shows an example of such other conventional power distribution equipment mounting brackets. FIG. 4 is an explanatory view of a use state of another conventional power distribution device mounting bracket.

[0006] Another conventional power distribution equipment mounting bracket 200 shown in FIG. 4 lifts the power distribution equipment 61 to which the power distribution equipment mounting bracket 200 is mounted to the position of the arm 50 of the telephone pole.
Once the power distribution device 61 is suspended, the power distribution device 61 is suspended from the arm bar 50, so that the worker does not need to hold the power distribution device 61, and the main fixing work between the arm bar 50 and the mounting bracket 200 is not required. It was easy to perform and labor-saving.

[0007] In addition, unlike the above two examples, in contrast to the above, as a metal arm receiving bracket of a power distribution equipment mounting device for holding a metal arm before mounting on a utility pole, a conventional patent No. 2759752 is used.
FIG. 5 shows this. FIG. 5 is an explanatory view of the use state of the arm receiving bracket of the conventional power distribution equipment mounting device. The conventional arm holder 300 in FIG. 5 holds the arm 50, but has a mechanism and operation similar to those of the mounting bracket, and serves as a mechanism for holding the power distribution device on the arm 50. It can be easily applied.

[0008]

Since the conventional mounting bracket for power distribution equipment is constructed as described above, in the case of the first conventional example, the power distribution equipment mounting bracket is fixed until the mounting bracket is completely fixed to the arm 50. It is necessary to hold the device 61 in a suspended state, and there is a problem that two workers must work to hold and fix the power distribution device 61.
In addition, since the work is performed at a high place, there is always a danger that the power distribution device 61 will fall until the power distribution device 61 is completely fixed. There was a problem that the work efficiency was not good along with the labor.

On the other hand, in the case of the second and third conventional examples, although the work of attaching to the arm is easy, there is a problem that the structure is complicated and the cost is high. The present invention has been made in order to solve the above-mentioned problems, and provides a power distribution equipment mounting bracket that can easily attach a power distribution equipment to a wrist and has a greatly improved work efficiency, with a simple structure. With the goal.

[0010]

A power distribution equipment mounting bracket according to the present invention is a power distribution equipment mounting bracket for mounting a power distribution equipment to a pole of a power pole, and is disposed so as to protrude from the power distribution equipment side. A mounting base having at least a concave notch formed on the lower side to which the upper part of the arm can be fitted; and a plurality of fixing bases respectively mounted on the lower side of the mounting base on both sides of the notch of the mounting base. A bolt and a substantially plate-like body having holes or notches formed at substantially equal intervals as the fixing bolt arrangement interval, and the holes are formed in a state in which a metal arm is fitted into the notch of the mounting base. A fixing bolt that is passed through the two fixing bolts through the fixing bolt, and is fastened to the fixing bolt, which is disposed to face the notch with an arm bar therebetween, and screwed to the fixing bolt. The mounting base and the tightening bolt are tightened with the fixing bolt. Only those with a tightening capable nut arm-in tool. As described above, according to the present invention, the notch portion to which the arm of the electric pole can be fitted is formed on the lower side, and the tightening which is held by the fixing bolt and the nut and faces the notch portion of the mounting base portion. The notch of the mounting base is fitted on the upper part of the arm while the power distribution equipment is lifted to the vicinity of the arm, and the power distribution equipment is armed with the mounting base engaged with the arm. Can be temporarily fixed to
After hooking the mounting base, even if the ropes etc. are removed, the position of the power distribution equipment can be maintained without dropping the power distribution equipment, and the worker can easily move the arm from the temporarily fixed state without maintaining the lifting state of the power distribution equipment. Since it can be permanently fixed to gold, work by one person becomes possible, labor can be saved, mounting workability is greatly improved, and the burden on the worker in mounting work at high places is greatly eased. In addition, since the mounting base and the fastening tool have a simple structure, and the fastening mechanism including the fixing bolt and the nut is also simple, the workability can be improved at low cost.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A power distribution equipment mounting bracket according to an embodiment of the present invention will be described below with reference to FIGS. FIG. 1 is a front view showing a state where the arm of the power distribution equipment mounting bracket according to the present embodiment is mounted. FIGS. 2A and 2B are views showing a state where the arm mounting of the power distribution equipment mounting bracket according to this embodiment is mounted. It is a top view and a bottom view.

As shown in the drawings, the power distribution equipment mounting bracket 1 according to the present embodiment is formed of a pair of substantially plate-like members arranged in parallel in the horizontal direction. A mounting base 2 is formed on the side thereof, and is formed with a concave notch 2a to which the upper part of the arm 50 can be fitted. The mounting base 2 is fixed in a protruding state to the side of the control box 60 which is a power distribution device. Four fixing bolts 3 which are respectively mounted by projecting to the lower side of the mounting base 2 on both sides of the notch 2a, and the fixing bolts 3 penetrate the fixing bolts 3 at both ends in the longitudinal direction at substantially equal intervals. A fixing member 4 formed of a substantially plate-like body having a hole or notch (not shown) for perforating the fixing bolt 3 penetrating the fixing bolt 3 through the hole, and And a nut 5 screwed to the bolt 3. Although the power distribution device is the control box 60, it is not limited to this, and may be a transformer or a switch.

A concave notch 2a in the mounting base 2;
Of the notch portion 2a is not less than one-third of the height of the arm member 5 and is smaller than the width of the notch portion 2a. In consideration of the balance of the size and weight of the power distribution equipment including the control box 60 to be mounted, the dimensions are set so as not to cause the fitting displacement.

Next, a description will be given of an operation of mounting the power distribution equipment using the power distribution equipment mounting bracket based on the above configuration. First, a rope or the like is hooked on a hook portion 61 attached to the side surface of the control box 60, and the control box 60 is lifted together with the power distribution device mounting bracket 1. Lift up to reach near the arm 50 of the pole,
When the mounting base 2 is hooked on the arm 50 of the utility pole, the control box 6
0 can be held in the arm 50 and can be in a temporarily fixed state that does not easily come off and fall. In this state, the control box 60 such as a rope is used.
Can be terminated. Further, as a final fixing operation, from the temporarily fixed state, the fastening tool 4 is placed between the two tip ends of the two fixing bolts 3 to be positioned below the arm bar 50, and the nut 5 is screwed into the tip of the fixing bolt 3. When tightened from below, the fastener 4 rises and comes into contact with the lower surface of the arm 50, and the arm 50 is sandwiched between the lower side of the mounting base 2 and the upper side of the fastener 4 and tightened. Are integrated with the arm bar 50, and the control box 60 can be securely fixed to the arm bar 50. After the fixing, the ropes and the like are removed from the control box 60 to complete the mounting operation.

As described above, the power distribution device mounting bracket according to the present embodiment includes the mounting base 2 and the fastening tool 4 having a simple structure, and the control box 60 as the power distribution device is lifted to the vicinity of the arm bar 50. In this state, the notch 2a of the mounting base 2 is
Since the control box 60 can be temporarily fixed to the arm bar 50 in a state in which the control box 60 is engaged with the upper portion of the control box 6 and the mounting base 2 is engaged with the arm bar 50, even if the lifting and holding is not performed after the temporary fixing, the control box 6 can be fixed.
0 can be held on the arm 50 without dropping it, and the worker can easily and permanently fix the arm 50 from the temporarily fixed state without maintaining the lifted state of the control box 60, and work by one person becomes possible. Labor saving and improvement in work efficiency can be achieved, and the burden on the worker in mounting work at a high place can be greatly reduced.

[0016]

As described above, according to the present invention, the notch part, into which the arm of the utility pole can be fitted, is formed on the lower side, and the mounting base part is held by fixing bolts and nuts. A fastener is provided opposite to the notch, and the power distribution device is lifted up to the vicinity of the arm, and the notch of the mounting base formed to have a size that does not cause misalignment with the arm. The power distribution equipment can be temporarily fixed to the arm with the mounting base hooked to the arm, and the power distribution equipment does not drop easily even after removing the rope etc. It is possible for the worker to easily and permanently fix the equipment from the temporary fixing state to the arm without maintaining the lifting state of the equipment, thereby enabling work by himself, saving labor and greatly improving the mounting workability. Heavy burden on workers in installation work at high places An effect that is alleviated. In addition, since the mounting base and the fastening tool have a simple structure, and the fastening mechanism including the fixing bolt and the nut is also simple, there is an effect that workability can be improved at low cost.

[Brief description of the drawings]

FIG. 1 is a front view of an arm mounting state of a power distribution device mounting bracket according to an embodiment of the present invention.

FIGS. 2A and 2B are a plan view and a bottom view of a distribution equipment mounting bracket according to an embodiment of the present invention in a state where a metal arm is mounted.

FIG. 3 is a front view and a bottom view of a conventional power distribution equipment mounting bracket.

FIG. 4 is an explanatory view of a usage state of another conventional power distribution device mounting bracket.

FIG. 5 is an explanatory diagram of a use state of a metal arm receiving bracket of the conventional power distribution equipment mounting device.

[Explanation of symbols]

 1, 100, 200 Distribution equipment mounting bracket 2, 103 Mounting base 2a Notch 3, 102 Fixing bolt 4, 101 Tightening tool 5, 104 Nut 50 Arm 60 Control box 60a Hook 61 Distribution equipment 300 Arm receiving bracket

Claims (1)

[Claims] 1. A power distribution device mounting bracket for mounting a power distribution device to a power pole arm bar, wherein the power distribution device mounting bracket protrudes from a side of the power distribution device, and has a concave shape in which an upper portion of the arm bar can be fitted at least on a lower side. A mounting base formed with a notch, a plurality of fixing bolts respectively attached to the lower side of the mounting base on both sides of the notch of the mounting base, and holes at substantially equal intervals to the fixing bolt arrangement interval. Alternatively, a notch hole is formed in a substantially plate-like body, and in a state in which an arm is fitted into the notch portion of the mounting base, a fixing bolt is passed through the hole, and between the two fixing bolts. A fastening tool that is suspended and disposed to face the notch with an arm clamp therebetween; and a fastening tool that is screwed to the fixing bolt, and is attached to the mounting base in accordance with the fastening of the fixing bolt. And a nut capable of tightening the arm with a fastener. Power distribution equipment mounting bracket to the butterflies.