JP2770123B2 - Telephone line erection work method and rope unwinder, wheel, operating rod used directly in the method - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a construction method for arranging a telephone line across a road or the like without interrupting the traffic of a vehicle and securing a safe ground clearance from the ground, and directly using the method. Rope puller, wheel, and operating rod.

[0002]

2. Description of the Related Art The present invention is directed to a method for arranging a drop-in line for a telephone line according to the first aspect of the present invention, and the second to fourth aspects of the present invention relate to a rope feeder directly used for carrying out the specific invention. They are gold wheels and operation sticks. Therefore, the specific invention and claims 2 to 4
There is no prior art that can be compared with this invention.

[0003]

SUMMARY OF THE INVENTION According to a first aspect of the present invention, there is provided a vehicle for traversing a road or the like without interrupting the traffic of a vehicle by using a rope feeder, a wheel, or an operating rod. The aim is to develop a construction method for arranging telephone lines while securing the ground clearance safely from the ground. Further, the inventions of claims 2 to 4 are directed to the development of a rope feeder, a wheel, and an operating rod used directly for implementing the specific invention of claim 1.

[0004]

According to a first aspect of the present invention, there is provided a telephone line erection work method, comprising:
9 and 40, and the shaft 37a of the hourglass 37 is mounted on one frame 39.
Fixed with the cantilever method, the other frame piece 40 and the short form and ending above the Kosha 37, the frame piece 40 from below the frame form piece 4
1 is fixed to the protruding end of the shaft 37a.
A first sliding surface 41a having a gap through which the rope 51 or the drawing wire 52 passes is provided between the frame piece 41 and the frame piece 41, and the detent piece 38 suspended between the frame piece 39 and the frame piece 40 is A two-wheeled wheel 31 provided so as to contact one side of 37, a one-sided wheel 30 different from the two-wheeled wheel 31 only in that the detent piece 38 is not provided, , A pull-out device for a pull-in wire 52, a rope pull-out device 1 in which a rope 51 is wound around a drum 2, and an operation rod 54 to which a pulley-equipped metal fitting 43 or an outdoor line crossing device 44 is freely attached and detached, A pulley fitting 4 with a pulley in which the above-mentioned two-kind wheel 31 is attached to an operating rod 54 at a drop-in fitting or a suspension wire or a support wire of a utility pole connecting the drop-in wire 52.
3, the feeder of the lead-in wire 52 is installed below the first retaining point on the house side, the first wheel 30 is attached to the retaining fitting attached to the retaining point, and the operating rod is used. 5
4, the rope puller 1 is attached, the rope 51 is hung on the pulley of the trolley 43 with a pulley of the operation rod 54, and then the rope 51 is passed over the hour wheel 37 of the two-kind wheel 31. The electric wire 5 is located at a high position between the type 1 wheel 30 and the type 2 wheel 31.
If there is an obstacle 5, the outdoor line switch 44 is attached to the operation rod 54, the obstacle is fitted into the notch 44 a of the switch 44, and the obstacle is turned by the turning operation of the switch 44. A rope drawer fixed to the operating rod 54 is passed from the center of the road to the drop-in house, where the outdoor line switch 44 is removed from the operating rod 54, and the trolley 43 with pulley is replaced with the operating rod 54. 1 and remove the terminal of the rope 51,
With the operation rod 54 equipped with the arresting fitting 43, it is handed over the hour wheel 37 of the kind wheel 30 and the pulling wire 52 is connected to the terminal portion of the pulled rope 51, and the drawing wire 52 is connected. Is passed over the hourglass 37 of the kind wheel 30.

According to a second aspect of the present invention, the U-shaped plate 6 supporting the drum 2 around which the rope 51 is wound
A connecting member for connecting one of the metal fittings 4a and the other 4b with a hinge metal fitting 5 and for expanding and contracting by a spring 17 a release portion on the opposite side of the connection by the hinge metal fitting 5 of the one 4a and the other 4b. And can be freely released by the
A pipe 23 or a rod portion 5 such as a telescopic operation rod 54
The present invention relates to a rope feeder used directly for carrying out the specific invention according to claim 1, wherein the rope feeder is fixed to the rope feeder.

According to the third aspect of the present invention, the hour wheel 37 is provided on one of the frame pieces 39 of the type wheel 30 without the detent piece 38 such as a rope and the two type wheel 31 provided with the detent piece 38. Axis 37
a is fixed in a cantilever manner, the other frame piece 40 is a short shape ending above the hour wheel 37, and the frame piece 4 below the frame piece 40 is fixed.
1 is fixed to the protruding end of the shaft 37a.
2. A wheel for direct use in carrying out the specific invention according to claim 1, wherein a first sliding surface 41a having a gap through which the rope 51 or the lead-in wire 52 passes is provided between the first sliding surface 41a and the frame-shaped piece 41. It depends on.

According to a fourth aspect of the present invention, there is provided a connecting pipe having a first engaging notch formed on the side surface of a connecting shaft provided at a tip of a rod portion, the first engaging notch having a concave-convex shape, and further slidably fitted to the shaft. The distal end of 49 is urged by a coil spring 48 so as to be higher than the connection shaft 45, and is connected to a connecting piece 50 protruding below a bridging member such as a pulley-equipped metal fitting 43, an outdoor line crossing device 44 or the like. A second engagement notch 47 is formed in a relationship between the first engagement notch 46 and the male and female.
2. The operating rod directly used for carrying out the specific invention according to claim 1, wherein the coupling tube 49 is lifted by the coil spring 48 after the engagement notch 46 and the second engagement notch 47 are joined. Such is the case.

[0008]

[Action] specific invention of claim 1, claim 2 takes the inventions of claims 4 to KaWataru construction method of the telephone line to be used directly in the practice, ground clearance Shoyo the KaWataru construction of telephone lines in the ground To ensure safe enforcement.

The invention according to claim 2 is a two-piece fitting 4 (4
a, 4b), the rope puller 1 is attached to the pipe 23 of the feeding table 21 or at an appropriate height of the rod portion 53 of the extendable operation rod 54. How to attach and remove is hinge 5
And a known connecting member.

According to the third aspect of the present invention, since the opening on which the rope 51 or the lead-in wire 52 slides from the first sliding surface 41a and is hooked on the hourglass 37 is provided on the side surface, the first sliding surface 41a is This makes it easier to negotiate telephone lines, etc., compared to conventional one-kind and two-kind wheels without openings.

According to a fourth aspect of the present invention, a connecting pipe 49 urged by a coil spring 48 to be lifted by a connecting shaft 45 at a tip end of a rod portion 53 is connected to a pulley fitting 43 with a pulley, an outdoor line switcher 44 and the like. The first engaging notch 46 and the second engaging notch 47 are pushed down by the connecting piece 50 protruding below the bridging member, and can be connected by a simple action of releasing the hand.

[0012]

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings illustrate one embodiment of the present invention.
1 to 3 are schematic diagrams of the first aspect of the present invention. FIGS. 4 to 7 show a rope feeder according to a second embodiment of the present invention which is directly used for carrying out the first embodiment of the present invention. FIG.
FIG. 10 to FIG. 10 show a wheel according to the third aspect of the present invention which is directly used for carrying out a specific invention. FIGS. 11 to 14 show an operation stick according to the fourth aspect of the present invention which is directly used for carrying out a specific invention. FIG. 1 is a perspective view of a first example of the specific invention, FIG. 2 is a perspective view of the second example, FIG.
Is a perspective view of the third example. FIG. 4 is a perspective view of the attachment of the rope dispenser to the dispensing table, FIG. 5 is a perspective view of attachment to the operation rod, FIG. 6 is an enlarged side view of the split metal fitting, and FIG. FIG. 8 is a perspective view of a type 1 wheel, FIG. 9 is a perspective view of a type 2 wheel, and FIG. 10 is a longitudinal sectional view of a main part common to the type 1 wheel and the type 2 wheel. FIG.
FIG. 12 is a front view of a connecting shaft provided on an operation rod, FIG. 12 is a perspective view of a bridging device with a pulley, FIG. 13 is a front view of an outdoor line switch, FIG.
4 is a longitudinal sectional side view showing a connection mode of a connection shaft and a connection piece, FIG.
5 is a side view showing the relationship between the outdoor line switch and the rope.

As for the method of arranging the telephone line , frame pieces 39 and 40 are provided at the lower end of the hook 35 in an opposed manner, and the shaft 37a of the hourglass 37 is fixed to one of the frame pieces 39 in a cantilever manner. The other frame piece 40 has a short shape ending above the hourglass 37, and the frame piece 41 below the frame piece 40 is connected to the shaft 37a.
A first sliding surface 41a having a gap through which the rope 51 or the lead-in wire 52 passes is provided between the frame piece 40 and the frame-shaped piece 41. A two-kind wheel 31 provided with a detent piece 38 suspended between it and one side of the hour wheel 37, and a kind different from the two-kind wheel 31 only in that the detent piece 38 is not provided. The wheel 30, the trolley 43 with a pulley, the feeder of the lead-in wire 52, and the rope 51
Is provided with a rope pull-out device 1 wound around a drum 2 and an operation rod 54 to which a pulley-equipped lashing device 43 or an outdoor line passing device 44 is freely attached and detached.

First, the two-wheeled vehicle 31 is attached to a drop-in fitting or a suspension wire or a support wire of a utility pole connecting the drop-in wire 52 by using a pulley fitting with a pulley 43 attached to an operation rod 54, and The feeder of the lead-in wire 52 is set below the first retaining point on the side, the type wheel 30 is attached to the retaining bracket attached to the retaining point, and the rope puller 1 is attached to the operating rod 54. The rope 51 is hung on the pulley of the trolley metal fitting 43 with the pulley of the operation rod 54 after being mounted, and then the rope 51 is transferred onto the hourglass 37 of the two-class wheel 31.

When there is an obstacle of the electric wire 55 at a high position between the first type wheel 30 and the second type wheel 31, an outdoor line switch 44 is attached to the operation rod 54, and the obstacle is removed. The obstruction is fitted into the cutout portion 44a of the exchanging device 44, and the turning operation of the exchanging device 44 causes an obstacle to be exchanged from the center of the road to the retracted house side.
4 is removed, and the trolley fitting 43 with pulley is replaced with the operation rod 54.

Next, the rope puller 1 is removed from the operating rod 54, and the terminal of the rope 51 is
With the operating rod 54 equipped with
The pulling wire 52 is connected to the terminal portion of the rope 51 that has been drawn, and the drawing wire 52 is passed over the hour wheel 37 of the gold wheel 30.

In FIGS. 4 to 7, the rope puller 1 may be a known structure in which a handle 3 is provided on a drum 2 around which a long rope 51 is wound, and an improved mounting portion is provided on the lower surface. . The mounting portion on the lower surface is fixed by welding or the like to a U-shaped plate 6 that supports the drum 2 on one of the axial metal halves 4a by welding or the like, and the one 4a and the other 4b of the metal halves 4 are connected by a hinge 5 and On the other hand, the engaging hook 8 is connected to 4a.
The hook piece 7 having the lock piece 11 is fixed, and the base end 12 of the lock piece 11 is rotatably fitted to the shaft 10 of the shaft support piece 9 fixed to the other side 4b, and extends horizontally from the shaft 14 of the lock piece 11. Alternatively, a rotatable handle 15 having a length rising up on the upper surface of the locking piece 11 is provided, and a sub-handle 16 in the opposite direction is slidably attached to each handle 15, and each end of the handle 15 and the sub-handle 16 is provided. A spring 17 is fitted between the spring stoppers 15a and 16a, and an engagement shaft 18 is provided at an end of the sub-handle 16 to be engaged with the engagement hook 8 of the hook piece 7.

The rope puller 1 is divided into two metal fittings 4 (4
a, 4b) is fitted to a pipe 23 passed over a pair of supports 22 protruding from the feeding table 21 in FIG. 4, closed by the hinge 5, and the handle 15 and the sub-handle 16 are put on the locking piece 11. By turning, the engaging shaft 18 of the sub-handle 16 is hooked on the engaging hook 8 of the hook piece 7, the handle 19 of the locking piece 11 is pressed, and the handle 15 and the sub-handle 16 are tightened and fixed. FIG.
Rod portion 53 of a telescopic operation rod 54 made of an insulating material
Then, the halves 4 are closed and fixed in the same manner as described above. The pipe 23 and the operation rod 54 have the same outer diameter.

In this embodiment, the rope puller 1 is attached to the pipe 23 of the feeding table 21 by the split metal fittings 4 (4a, 4b), or is attached at an appropriate height to the rod portion 53 of a known telescopic operation rod 54. The manner of attachment and detachment depends on the hinge 5, the engaging hook 8 of the hook piece 7, the locking piece 11, the engaging shaft 18, and the handle 19 of the locking piece 11 as described above. The connecting member for holding the opening and closing of the open part on the opposite side of the connection by the hinge 5 of the split metal fitting 4 of the rope puller 1 is a known connection other than the engaging hook 8 of the hook piece 7 and the locking piece 11. Members can be used.

In FIGS. 8 to 10, a gold wheel 30 having no rope detent 8 (referred to as a kind of gold wheel in the present invention) (FIG. 8) and a metal wheel provided with a detent piece 38 are shown. There are two types of vehicles 31 (referred to as two-class wheels in the present invention) (FIG. 9). A kind of wheel 30 is a drum wheel 3 that guides a rope 51 and a drop wire 52 connected to the rope 51.
7 is provided, and the two-kind wheel 31 is a rope 5
1 or a detent piece 38 hung on the shaft above the hourglass 37 on the side from which the lead-in wire 52 is drawn out, is brought into contact with the side surface of the hourglass 37 so that the pullout is free but cannot be returned. is there. A hook 35 and an operating rod 53 (see FIG. 14) or an opening / closing rod 36 for opening and closing the opening of the hook 35 by hand are provided on the upper parts of both wheels 30 and 31. In the above description, both wheels 30 and 31 support the shaft 37a of the hourglass 37 in a cantilever manner on one frame 39, as shown in FIG. A guide surface 40a having a short shape ending at an upper portion and having a longer inner portion at a lower end is provided. A frame-shaped piece 41 below the fixed portion is fixed to the shaft 37a and a rope 51 or a lead-in wire 52 is provided between the frame-shaped piece 41 and the frame piece 40. A first sliding surface 41a having a gap through which the sliding surface 41a passes;
A second sliding surface 41b projecting obliquely upward from the upper end of the second sliding surface 41b.

In the present embodiment, the rope 51 or the lead-in line 52 is slid from the second sliding surface 41b to the first sliding surface 41a and hangs on the hourglass 37.
(b) It facilitates the negotiation work on the telephone line as compared with the conventional type 1 and type 2 wheel cars without the first sliding surface 41a.

The operating rod 54 shown in FIGS. 11 to 14 is provided with a connecting shaft 45 fixed by screwing the hex nut 42 to the tip of a rod portion 53 (see FIG. 14) as shown in FIG.
A first engaging notch 46 having an uneven shape is formed on a side surface of the connecting shaft 45. A connecting pipe 49 is slidably fitted to the connecting shaft 45, and the distal end of the connecting pipe 49 is lifted higher than the end of the connecting shaft 45 by the bias of a coil spring 48 provided on the lower surface of the connecting pipe 49. To be provided. As a bridging member connected to the connecting shaft 45 of the operation rod 54, a bridging bracket 43 with a pulley shown in FIG.
13 and a connecting piece 50 protruding downward from the outdoor line crossing device 44 provided with the cutout portion 44a of FIG. A second engaging notch 47 having the same diameter as that of the first engaging notch 46 and having a relationship of male and female, and having a circular shape by joining as shown in FIG. 14, is formed.

In this embodiment, a connecting pipe 49 lifted by a coil spring 48 is connected to a connecting shaft 45 at the tip of a rod portion 53 below a bridging member such as a pulley fitting 43 with a pulley and an outdoor line crossing device 44. The first engaging notch 46 and the second engaging notch 47 are joined together by being pushed down by the connecting piece 50 protruding from the connecting pipe 50.
9 can be connected by a simple action of lifting.

[0024]

The invention of claim 1 and the inventions of claims 2 to 4 which are used directly for the implementation of the invention have the effect that the implementation of the method of the invention can be made effective in relation to each other.

[Brief description of the drawings]

FIG. 1 is a perspective view of a first example of the specific invention;

FIG. 2 is a perspective view of the second example.

FIG. 3 is a perspective view of the third example.

FIG. 4 is a perspective view of attachment of a rope payout device to a payout table.

FIG. 5 is a perspective view of attachment to the operation rod.

FIG. 6 is an enlarged side view of the split metal fitting.

FIG. 7 is a perspective view in which only the fastening fitting is further enlarged.

FIG. 8 is a perspective view of a kind of gold wheel.

FIG. 9 is a perspective view of a two-kind wheel;

FIG. 10 is a longitudinal sectional view of a main part common to a type 1 wheel and a type 2 wheel;

FIG. 11 is a front view of a connecting shaft provided on the operation rod,

[FIG. 12] FIG. 12 is a perspective view of a trolley with a pulley.

FIG. 13 is a front view of an outdoor line switch.

FIG. 14 is a longitudinal sectional side view showing a connection mode of a connection shaft and a connection piece.

FIG. 15 is a side view showing a relationship between an outdoor line switch and a rope.

[Explanation of symbols]

1 → Rope drawer 2 → Drum 3 → Handle 4a,
4b → Split metal fittings 6 → U-shaped plate 21 → Feeding stand 22 → Support tool 23 → Pipe 30 → Kind wheel 31 → Kind wheel 35
→ Hook hook 36 → Opening / closing rod 37 → Drum wheel 38 → Detent piece 39,40 → Frame piece 41 → Frame shaped piece 41a → First sliding surface 41b → Second sliding surface 43 → Shearing fitting with pulley 44 → Outdoor Wire crossing device 44a → cut notch 45 → connecting shaft 46 → first engaging cut 47 → second engaging cut 48 → coil spring 49 → connecting pipe 50 → connecting piece 51 → rope 52 → drawing wire 53 → rod 54 → Operation rod 55 → Electric wire

Claims (4)

(57) [Claims] 1. A frame member 39, 40 is provided at the lower end of a hook 35 in an opposed manner, a shaft 37a of a wagon 37 is fixed to one frame member 39 in a cantilever manner, and the other frame member 40 is mounted on a wrist wheel. 37, a frame-shaped piece 41 below the frame piece 40 is fixed to the protruding end of the shaft 37a, and a rope 51 or a pull-in is inserted between the frame piece 40 and the frame-shaped piece 41. A first sliding surface 41a having a space through which the service line 52 passes is provided, and a detent piece 38 suspended between the frame piece 39 and the frame piece 40 is provided so as to be in contact with one side of the hourglass 37. Kind wheel 31 and Kind wheel 30 different from Kind wheel 31 only in that the detent piece 38 is not provided.
A pulley with a pulley 43, a feeder for a wire 52 for drop,
A pull-out device 1 having a rope 51 wound around a drum 2 and an operation rod 54 for freely attaching and detaching a pulley 43 with a pulley or an outdoor wire crossing device 44, and pulling in a telephone pole connecting a drawing wire 52. The two-way wheel 31 is attached to a bracket, a suspension line , or a support line by using a pulling bar with a pulley 43 attached to an operation rod 54, and a lead-in line 52 is provided below the first retaining point on the house side. With the feeder set up, the type wheel 30 is attached to the retaining bracket attached to the retaining point, and the rope puller 1 is mounted on the operating rod 54 and the pulling bar 43 with the pulley of the operating rod 54 is mounted. The rope 51 is hung on the pulley, and then the rope 51 is
If there is an obstacle of the electric wire 55 at a high position between the type 1 wheel 30 and the type 2 wheel 31, an outdoor line switch 44 is attached to the operation rod 54, and the obstacle is removed. The obstacle is fitted into the cutout portion 44a of the exchanging device 44, and the turning operation of the exchanging device 44 passes an obstacle from the center of the road to the retracted house side,
Here, the outdoor line switch 44 is removed from the operation rod 54, and the trolley fitting with pulley 43 is replaced with the operation rod 54, and the operation rod 5
The rope puller 1 fixed to 4 is detached, and the terminal of the rope 51 is passed over the hour wheel 37 of the type wheel 30 by the operating rod 54 to which the bridle fitting 43 is attached, and the rope is dragged. A lead-in wire 52 is connected to the terminal portion of 51, and the lead-in wire 52 is
A method of negotiating a telephone line , wherein the telephone line is passed over a 0-hour drum 37. 2. A U-shaped plate 6 for supporting a drum 2 on which a rope 51 is wound is fixed to one of the axial halves 4a, and one of the metal halves 4a and the other 4b are connected by a hinge metal 5. The release part of the one side 4a and the other side 4b on the opposite side of the connection by the hinge fitting 5 is releasably engaged by a connecting member which expands and contracts by a spring 17, and is connected to the pipe 23 of the feeding table 21,
2. A rope feeding device directly used for carrying out the specific invention according to claim 1, wherein the rope feeding device is fixed to a rod portion 53 of an extendable operation rod. 3. A shaft 37a of an hour wheel 37 is cantilevered on one frame 39 of a kind wheel 30 without a detent piece 38 such as a rope, and a two-way wheel 31 provided with a detent piece 38. The other frame piece 40 is a short shape ending above the hourglass 37, and the frame piece 41 below the frame piece 40 is fixed to the shaft 37a.
Fixed to the protruding end of the first frame, there is a gap between the frame piece 40 and the frame piece 41 through which a rope 51 or a lead-in wire 52 passes.
The wheel of claim 1, further comprising a sliding surface (41a). 4. A concave / convex first engagement notch 46 is formed on the side surface of a connecting shaft 45 provided at the tip of a rod portion 53,
The distal end of the connecting pipe 49 that fits freely into the
Urges the connecting shaft 45 to be higher than the connecting shaft 45, so that the first engagement notch 46 is provided on a connecting piece 50 protruding below a bridging member such as a pulley fitting with a pulley 43, an outdoor wire crossing device 44, or the like. And a second engagement notch 47 that forms a relationship between male and female, and the connection pipe 49 is pressed down to join the first engagement notch 46 and the second engagement notch 47, and then the connection pipe 49 is coiled by the coil spring 48. The operating rod used directly for carrying out the specific invention according to claim 1, wherein the operating rod is configured to be lifted.