JPH1098814A - Movable metal roller for cabling - Google Patents

Abstract

PROBLEM TO BE SOLVED: To shorten the worke time by operating a movable roller to be used for cabling to a support line from the ground side and then loading a plurality of metal rollers simultaneously with a support line. SOLUTION: A metal roller is hang by a support line when a new cable is stringed along the support line and has a cable inserting portion. A metal roller body 12 is formed like the alphabet C, both ends of the aperture 14 are bent toward the inside and a support line or a cable lead port 18 is formed between both ends of bend portion and the metal roller body 12. Thereby, an upper support line insert space 20 and a lower cable insert space 22 can be formed in both sides of the aperture 14. An inversely L-shaped engaging projection 30 is provided at the external surface of the metal roller body 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile trolley for laying a cable, and when laying a new cable along a support line (or an existing cable) stretched between telephone poles, the support wire is used. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cable trolley moving wagon used to support a new cable while being suspended and tow the cable to lay the new cable along a support line.

[0002]

2. Description of the Related Art The work of laying a new cable along a support line stretched between telephone poles and an existing cable is performed by laying a new cable in parallel with the support line. I try to suspend the car. FIG. 4 shows a conventional general moving wheel for cable laying. As shown in the figure, a fork-shaped bifurcated frame 2 having a wheel 1 for rolling a support wire at the center is provided, and the lower opening of the bifurcated frame 2 can be closed by a cable roller 3 having a V-shaped arrangement. It has become.

In this moving wheel, first, the forked frame 2 is straddled on a support line, and the wheel 1 is suspended on the support line so that the wheel 1 can slide on the support line. By closing the frame opening with the V-shaped cable roller 3, the cable is inserted into the hole formed at the center. A plurality of such wheels are attached on a support line, and the wheels are connected to each other by a rope using the lower hook 4, and a cable end inserted through the wheels is towed together with the tip wheel. Thereby, the new cable can be laid along the support line.

[0004]

However, there is a problem in that the conventional moving wheel for cable arranging is heavy for an operator to carry, and is troublesome to attach and detach to and from a support wire. From this point of view, Japanese Utility Model Application Laid-Open No. 5-25914
As shown in the publication, the steel wire is formed as an annular body, and an insertion portion that can be opened and closed to insert a support wire or a cable therein is formed, and the insertion portion is in an engagement normal state in a normal state, It can be pushed open when a cable or the like is inserted.

[0005] However, in the above-mentioned conventional moving wagon for cable arranging, although the weight is reduced, an operation of attaching and detaching to and from the support wire must be performed by an operator ascending to a telephone pole. One had to be fitted individually. Since a plurality of movable wheels are used for cable negotiation, work at a high place is essential. It would be more desirable if the movable wheels could be attached and detached on the ground side.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and it has been made possible to attach / detach a support wire from the ground side and to attach a plurality of wheel wheels to the support wire at the same time. It is an object of the present invention to provide a mobile trolley for cable negotiation that can reduce time.

[0007]

In order to achieve the above object, a cable wagon for moving a cable according to the present invention is suspended from the support line when a new cable is laid along the support line. A moving wheel having the cable insertion portion, wherein a wheel body is formed in a C-shape, and both ends of an opening thereof are bent inward, and a support wire or a wire is provided between the bent end and the wheel body. By forming the cable inlet, an upper support line insertion space and a lower cable insertion space are formed with the opening interposed therebetween, and an inverted L-shaped engagement protrusion is provided on the outer surface of the wheel body. Things.

[0008]

According to the above construction, the wheel is engaged with, for example, the tip of a telescopic rod by using the inverted L-shaped engaging projection provided on the wheel body, and the wheel is moved to the sky above the support line. Can be lifted. Since the wheel body has a C-shape and an opening is formed on the side, the support wire can be passed through the inside of the wheel body using the opening. A bent portion is provided in the opening, and a support line is easily placed in the upper support line insertion space from the support line inlet formed between the end of the bent portion and the wheel body. Can be attached to the support line from the ground side. The cable can be similarly inserted from the opening into the cable insertion space formed in the lower portion of the wheel body through the inlet, and the cable may be engaged with the support wire while the cable is passed through the wheel on the ground side.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, specific embodiments of a moving trolley for cable bridging according to the present invention will be described in detail with reference to the drawings. FIG. 1 is a front view of a moving wagon for cable negotiation according to an embodiment. As shown in this figure, the moving wheel 10 is a wheel main body 1 in which a metal wire is formed into a C-shaped curve.
Two. That is, while the metal wire is formed in an elliptical shape, the opening 14 is formed on one side edge (the left edge in the illustrated example). And opening 1
The wire end forming the wire 4 is bent inside the wheel body 12, and its tip is the other side edge of the wheel body 12 while making the pair of bent portions 16 (16 A, 16 B) parallel. In the illustrated example, the support line and the cable inlet 18 (18A, 18B) are formed between the support line and the side edge. Upper circular arc portion 12A in the drawing of wheel body 12
The space surrounded by the extension of the upper bent portion 16A is a support line insertion space 20, and the space surrounded by the extension of the lower arc portion 12B and the lower bent portion 16B is a cable insertion space 22.

The upper arc portion 12 of the wheel body 12 is provided.
A and a plurality of rotating pieces 24 are attached to each of the lower arc portion 12B so as to be able to slide between the inserted support wire and the cable, and these are freely rotated around a metal wire as a core wire. I can do it. A rubber stopper 26 is attached to the base end of each of the circular arc portions 12A and 12B in order to define the mounting range of the large number of rotary tops 24, thereby securing an interval where the rotary tops 24 can freely rotate. These are the arc portions 12A, 1
It is regulated to be located only in 2B. Note that a connecting ring 28 for a tow rope is attached between the rotating pieces 24 mounted on the lower arc portion 12B.

In addition to such a configuration of the wheel body 12,
In the present embodiment, an engagement projection 30 formed in an inverted L-shape is provided on a side edge portion of the wheel body 12 facing the opening 14, particularly on the outer surface side. This is such that a metal wire is bent into a U-shape, and one piece thereof is integrally joined to a side edge of the wheel body by welding, whereby an engagement protrusion 30 having an inverted L-shape is formed on the outer edge of the wheel body 12. Is formed. The engaging projection 30 is used for the operation of attaching and detaching the wheel from the ground to the support wire.

FIG. 2 shows a usage form of such a moving wheel & pinion 10.
Shown in As shown in the figure, a plurality of movable wagons 10, 10,... Are suspended from a support line 32 (an existing cable may be used as a support line) installed between utility poles (not shown).
As shown in FIG.
And the moving wheel 1 is inserted into the insertion hole 36 provided at the tip thereof.
No. 0 engagement protrusion 30 is inserted, lifted from the ground to the height of the support wire 32, the support wire 32 is inserted into the wheel 10 using the opening 14, and then the upper support wire is inserted through the support wire inlet 18A. The telescopic rod 34 is positioned in the insertion space 20.
Should be lowered. Also, as shown in FIG.
It is also possible to attach a mounting jig 38 having a plurality of insertion holes 36 to the distal end of the telescopic rod 34, and attach a plurality of movable wheels 10 to the support wire 32 at the same time as shown in the figure.

The movable wheels 12 attached to the support wires 32 are connected to each other by a rope 40 having a fixed length. By pulling the movable wheel 10 at the tip, the distance between the wheels is set by the rope length. You. The new cable 42 may be inserted into the lower cable insertion space 22 of the movable wheel 10 in advance, and the cable 42 may be engaged with the wheel 10 when the movable wheel 10 is mounted on the support wire 32. .
After such a preparation work, the rope 44 connected to the tip of the cable 42 and the rope 4
0 can be pulled at the same time and a new cable can be laid.

According to such an embodiment, the moving wheel & pinion 1
0 can be attached to the support line 32 at a high place from the ground side, so that it is not necessary for the worker to climb on the telephone pole,
The negotiation work can be performed safely. Further, since a plurality of units can be mounted at the same time, there is an advantage that the operation time can be greatly reduced. Further, the mounting of the support wire 32 and the cable 42 can be easily performed, and
The insertion spaces 20 and 22 for the cable 2 and the cable 42 are in a state close to a closed space by the bent portion 16, and the insertion space 2
The inlets 18 for the ports 0 and 22 are arranged at the lower part of the space on the suspension side and at the upper part of the space on the side where the cable's own weight is added. It does not leave the car 10.

[0015]

As described above, the cable wagon for moving a cable according to the present invention has the cable insertion portion suspended by the support line when a new cable is laid along the support line. In a moving wheel, a wheel body is formed in a C-shape, and both ends of an opening thereof are bent inward, and a support wire or a cable inlet is formed between the bent end and the wheel body. With this configuration, the upper support line insertion space and the lower cable insertion space are formed with the opening interposed therebetween, and the outer surface of the wheel body has a configuration in which an inverted L-shaped engagement protrusion is provided. An excellent effect of being able to attach / detach to / from the support wire from the side and to be able to attach a plurality of wheel wheels to the support wire at the same time, greatly reducing the working time is obtained.

[Brief description of the drawings]

FIG. 1 is a front view of a moving wagon for cable negotiation according to an embodiment.

FIG. 2 is an explanatory diagram of a usage form of the moving wagon.

FIG. 3 is an explanatory diagram of an operation of attaching the movable wheel to a support line.

FIG. 4 is a front view and a side view of a conventional general moving wheel.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Moving wheel 12 Wheel main body 12A Upper arc portion 12B Lower arc portion 14 Opening 16 (16A, 16B) Bending portion 18 (18A, 18B) Inlet 20 Support line insertion space 22 Cable insertion space 24 Rotating piece 26 Rubber stopper 28 Connecting Ring 30 Engagement Projection 32 Support Line 34 Telescopic Bar 36 Insertion Hole 38 Mounting Jig 40 Rope 42 Cable 44 Cable Pulling Rope

Claims (1)

[Claims] 1. A moving wheel having a cable insertion portion suspended from said support line when a new cable is laid along the support line, wherein the wheel body is formed in a C-shape. By bending both ends of the opening inward and forming a support line or cable inlet between the bent end and the wheel body, the upper support line insertion space and the lower cable insertion space are sandwiched by the opening. A moving wagon for cable bridging, wherein an inverted L-shaped engagement protrusion is provided on an outer surface of the wagon body.