JP3264908B2 - Wiring and piping installation shooter - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wiring and piping material used for laying a cable or a conduit or water / drain hot water pipe, a gas pipe, etc. on a receiving member such as a rack or a ladder. The present invention relates to a laying shooter.

[0002]

2. Description of the Related Art Conventionally, when a cable is laid on a receiving device such as a cable ladder suspended from a ceiling wall or the like, for example, as shown in FIG. The cable C is pulled up onto the cable ladder L while being moved up and the cable C is sequentially laid on the cable ladder L. As shown in FIGS. 23 and 24, the messenger rope R is moved from one end to the other end. The cable C is connected to the messenger rope R at one end, and the cable C is laid on the cable ladder L by winding the messenger rope R with the traction machine M arranged at the other end. A method was adopted.

In such a method, when the cable C is pulled on the cable ladder L or when the messenger rope R is laid, the worker must sequentially move from one end of the cable ladder L to the other end. In addition, there is a problem that the hanging rod B hanging the cable ladder L hinders the cable C from being pulled in and the messenger rope R from being hung, and requires much labor.

On the other hand, as shown in FIG. 25, the inventor of the present invention has a shuttle 31 and a rope which are installed above a receiver such as a cable ladder or the like to connect a cable or a spare rope for pulling the cable. A cable laying shooter S having a hollow tubular and axially continuous slit through which the cable laying tool 30 having the cable 32 is inserted;
In the cable laying shooter S, a cable laying fixture 30 is provided.
By reciprocating the cable, the worker can efficiently lay the cable without moving the place sequentially and without being hindered by the hanging rod.

[0005] By the way, the receiving device such as a cable ladder is generally installed in a straight line. However, it is installed at a right angle or at an inclination depending on the lead-in wiring and various building structures from the middle. Or in many cases.

[0006]

SUMMARY OF THE INVENTION The present invention has been made as a part of such a development, and its object is to easily arrange various racks, ladders and other receiving devices in accordance with the installation directions. It is an object of the present invention to provide a wiring and piping material laying shooter which can perform the wiring and the piping.

[0007]

In order to achieve the above-mentioned object, the present invention provides a hollow, tubular and elongated member through which a long rope having rigidity that can be pushed is inserted.
It has the flexibility to wind itself and is formed continuously in the axial direction
And pulling the rope and the wiring and piping material or the wiring and piping material
A slit for connecting a spare rope to be pulled is provided, and the slit is disposed continuously along a wiring / piping material laying path, and a rope inserted therein is operated by an operation from one end. A wiring / pipe laying chute, wherein the wiring / pipe material can be laid on the laying path corresponding to the one end / the other end by moving from one end to the other end. And

[0008]

In the shooter constructed as described above,
Due to its own flexibility, for example, as shown in FIG. 8, a cable receiver 20 installed at a right angle can be easily arranged corresponding to the installation direction, and as shown in FIG. The cable receiver 20 can be easily arranged corresponding to the installation direction with respect to the cable receiver 20 installed with a gradient.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A cable laying shooter embodying the present invention will be described below in detail with reference to the drawings.

As shown in FIG. 1, the shooter 10 is formed in a hollow tubular shape so that a retractor can be inserted therethrough. For example, as shown in FIG. 2, the retracting tool 30 is composed of a spindle-column-shaped shuttle 31 constituting a distal end portion, and a rigid rope 32 which is connected to the shuttle 31 integrally or separately and has a rigidity that can be pushed in by itself. That is, it can be moved inside the shooter 10. And the retracting tool 30
15, a cable C and the like are connected via a connecting rope 41, and as shown in FIG. 19, a spare rope 40 for pulling the cable C and the like is connected. ing.

As shown in FIG.
A connecting hole 33 through which the shuttle 31 connects the connecting rope 41 and the like.
Is provided with a plate-shaped protruding piece 31a, but the shuttle 31 may not have such a protruding piece 31a, and may simply be a spindle-shaped tip provided with a connection hole 33. . Further, the shuttle 31 is not limited to the spindle shape, and may have a simple columnar shape as long as it can be inserted into the shooter 20. In particular, with the spindle-shaped shuttle 31, the insertion into the shooter 20 can be performed smoothly without any resistance. Further, the rope 32 has a rigidity that can be pushed in by itself, such as a braided steel wire or a plurality of thin steel wires, a synthetic resin extruded, a synthetic resin Fiber twisted tightly, FRP
(Fiber reinforced plastic) formed in a rope shape is suitable. The shooter 10 may have a circular cross section, a square shape as shown in FIG. 3, or other shapes as long as the shuttle 31 and the rope 32 as the retracting tools 30 can be inserted. It may be something.

The shooter 10 is flexible, and is made of a material such as a flexible metal such as copper or a synthetic resin such as polyethylene or vinyl chloride by extrusion molding or pressing. Or processed into a corrugated shape in the longitudinal direction to have flexibility.

As shown in FIG. 1, the shooter 10 has an axially continuous slit 11 formed therein.
This slit 11 is necessary to connect the cable C or the like or the spare rope 40 for pulling the cable C or the like.
Accordingly, as shown in FIGS. 13 to 16 and FIGS. 17 to 21, the shuttle 31 is moved in the chute 10 with the cable C or the like or the spare rope 40 for pulling the cable C or the like connected to the shuttle 31. The cable C and the like can be laid in the cable holder 20.

As shown in FIG. 1, a mounting piece 12 is formed integrally with the shooter 10 continuously in the longitudinal direction.
The shooter 10 uses this mounting piece 12 to screw,
It can be directly or indirectly attached to a receiver, a wall, or the like by bonding or the like. FIG. 4 shows a case where it is attached to the cable receiver 20, FIG. 5 shows a case where it is attached to the erection member 50, FIG. 6 shows a case where it is attached to the wall W together with the cable receiver 20, and FIG. The case where it attached to the wall W separately from the cable receiver 20 is shown. In the shooter 10 according to the present invention, the mounting piece 12 is not always necessary. Even if the mounting piece 12 has the slit 11 and is simply formed in a hollow tubular shape, the mounting piece 12 is received by a separate stopper. It is possible to attach it to tools, walls, etc.

The shooter 10 is formed so as to be bent in accordance with its installation direction with respect to a cable receiver 20 installed at a right angle, for example, as shown in FIG. In addition, as shown in FIG. 9, a path that is obliquely arranged corresponding to the installation direction can be formed for the cable receiver 20 installed with a gradient.

Such a shooter 10 may be a long one or a short one having a predetermined length. In the case of a long one, the shooter 10 is wound by its own flexibility. It can be turned and transportation becomes easy. A short one having a predetermined length may be used in combination with a non-flexible shooter, and may be used only at a bent portion or a slope portion of a laying path.

The receiving member is for mounting a cable to be laid. As such a receiving member, as shown in FIG. 10, a so-called cable ladder assembled with a main girder 21 and a sub girder 22 is used. In addition, as shown in FIG. 11, a plate material is bent into an L-shape or a U-shape, and as shown in FIG. 12, a wire material is bent, and a hanging rod suspended from a ceiling wall is used. It can be attached or fixed directly to the wall.

Now, a specific example of the case where the cable C is laid using such a wiring / piping material laying shooter 10 will be described. In the method shown in FIGS. 13 to 16, first, as shown in FIG.
The retracting tool 30 provided with the shuttle 31 and the rope 32 is pushed from one end to the other end into the chute 10 arranged along the installation direction of 0, and inserted into the chute 10. Next, as shown in FIG. 14, the cable C is connected to the protruding piece 31 a of the shuttle 31 via the connecting rope 41 at the other end of the shooter 10. Then, as shown in FIG.
0, and pull the cable C on the cable receiver 20.
Pull in. After the retraction, the connection of the cable C to the shuttle 31 is released as shown in FIG.
Is laid.

17 to 21 show another laying method. In this case, first, as shown in FIG. 17, the shuttle 31 and the rope 3 are placed in the shooter 10 arranged along the installation direction of the cable receiver 20 from one end to the other end.
2 is pushed into the shooter 10. Next, as shown in FIG. 18, the spare rope 4 is attached to the protruding piece 31 a of the shuttle 31 at the other end of the shooter 10.
19, the shuttle 32 is pulled back to one end of the shooter 10 by pulling the rope 32, and the spare rope 40 is laid over the cable holder 20, as shown in FIG. next,
As shown in FIG. 20, the cable C is connected to the spare rope 40, the spare rope 40 is pulled back to one end of the shooter 10, and the cable C is drawn onto the cable receiver 20. After the retraction, the connection of the cable C to the shuttle 31 is released and the cable C is laid as shown in FIG. The material of the spare rope 40 may be the same as that of the connecting rope 41, or may be a flexible string having a tensile strength against the pulling in of the cable C.

According to this method, the worker does not move sequentially and without being hindered by the hanging rod.
The cable C can be efficiently laid on the cable receiver 20. 17 to 21 in addition to the laying method.
When the pull-in tool 30 is inserted into the shooter 10 from one end to the other end, the spare rope 40 used in the method shown in FIG. The cable C is placed on the same side as one end of the shooter 10 into which the pull-in tool 30 is inserted, and the spare rope 40 laid over the cable receiver 20 is pulled toward the other end of the shooter 10 to lay the cable C. Is also good. In addition, the shooter 10 can be similarly used not only for laying the cable C but also for laying wiring and piping materials such as an electric conduit, a plumbing hot water pipe, and a gas pipe.

[0021]

As described above, in the cable and cable laying shooter according to the present invention, the worker moves sequentially in place as compared with the conventional cable laying work without using a shooter. Cable can be efficiently laid on the cable receiving device without being hindered by the hanging rod, and of course, by its own flexibility, the receiving device installed at a right angle or with a gradient It is excellent that it can be easily bent and inclined along the installation direction with respect to the installed receiver, so that it can easily cope with complicated wiring and piping installation routes. It has the effect.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of a wiring and piping material laying shooter embodying the present invention.

FIG. 2 is a perspective view showing a retractor.

FIG. 3 is a perspective view showing another embodiment of a wiring and piping material laying shooter embodying the present invention.

FIG. 4 is a cross-sectional view showing a mounting mode of a shooter.

FIG. 5 is a cross-sectional view showing a mounting mode of a shooter.

FIG. 6 is a cross-sectional view showing a mounting mode of a shooter.

FIG. 7 is a cross-sectional view showing a mounting mode of a shooter.

FIG. 8 is a perspective view showing a use state of the shooter.

FIG. 9 is a perspective view showing a use state of the shooter.

FIG. 10 is a perspective view showing an example of a receiving device.

FIG. 11 is a perspective view showing an example of a receiving device.

FIG. 12 is a perspective view showing an example of a receiving device.

FIG. 13 is a front view showing an operation process when laying a cable.

FIG. 14 is a front view showing an operation process when laying a cable.

FIG. 15 is a front view showing an operation process when laying a cable.

FIG. 16 is a front view showing an operation process when laying a cable.

FIG. 17 is a front view showing an operation process when laying a cable.

FIG. 18 is a front view showing an operation process when laying a cable.

FIG. 19 is a front view showing an operation process when laying a cable.

FIG. 20 is a front view showing an operation process when laying a cable.

FIG. 21 is a front view showing an operation process when laying a cable.

FIG. 22 is a front view showing an operation process when a conventional cable is laid.

FIG. 23 is a front view showing an operation process when a conventional cable is laid.

FIG. 24 is a front view showing an operation process when a conventional cable is laid.

FIG. 25 is a perspective view of a shooter and a cable laying tool proposed by the present inventors.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Shooter 11 Slit 20 Cable receiver 30 Pull-in tool 31 Shuttle 32 Rope 40 Spare rope B Hanging rod C Cable

Claims (1)

(57) [Claims] 1. A long, hollow, tubular tube into which a long rope having rigidity capable of being pushed is inserted, and has a flexibility capable of winding itself and is formed continuously in the axial direction. ,
Tow the rope and wiring / piping material or wiring / piping material
It is equipped with a slit to connect with a spare rope, and is continuously arranged along the wiring and piping material laying path,
By moving the rope inserted inside from one end of the installation path to the other end by operation from one end, the one end
A wiring / pipe laying chute, wherein the wiring / pipe material can be laid in the laying path corresponding to a portion between the other ends.