JPH08105237A - Guard cable with terminal device - Google Patents

Abstract

PURPOSE: To make a span of working time sharply reducible at a job site and also production and construction cost able to be more inexpensive as well as to make improvements from the standpoint of appearance. CONSTITUTION: Two different terminal devices 3 and 4 or the same terminal devices 4 and 4 are installed in both the ends of a wire rope 1, and the terminal device 3 on one side is provided with an engaged part 6 at the tip, while it doubles as an engaged shaft member 8 provided with a long hole at the rear, and an end of a wire rope 2 is inserted into the long hole of this engaged shaft member 8 and welded and integrally secured tight. In addition, the terminal device 4 on another side doubles as a screw shaft member 13 consisting of a screw shaft part 11 screwed with clamping nuts 9 and 10 and a shaft part installed with a long hole at the rear, and an end of the wire rope 2 is inserted into the long hole of this screw shaft member 13 and welded and integrally secured tight.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a guard cable with a terminal, which is used as a fall-prevention rope installed in various dangerous places, particularly as an automobile fall-prevention rope of a self-propelled multi-storey parking lot. .

[0002]

2. Description of the Related Art Generally, at the floor end of the upper floor of a multi-storey car park or the end of a road along the sea, lake, cliff, etc.
Guard rails and guard cables are installed to prevent falls.

As a guard cable for preventing this fall,
Conventionally, the end of the wire rope that has been untwisted is inserted into the conical cylinder at the site, the wedge formed at one end of the locking member is driven into this conical cylinder, and the locking member is attached to the end of the wire rope. The ones that were connected and fixed were used.

[0004]

However, in the guard cable as described above, the twist of the end portion of the wire rope is restored at the site, and a wedge is driven into each of the wire ropes to form a locking member that is a terminal fitting. Since it had to be installed, it took time and effort, and in order to perform the installation work efficiently, a skilled worker had to be relied upon.
Therefore, conventionally, it has been desired to develop a guard cable that can be constructed at a low cost and can be constructed in a short time.

The present invention has been developed in view of the above points, and an object of the present invention is to significantly reduce the construction time on site and to reduce the production and construction costs. It is also to provide a guard cable with a terminal device that is aesthetically superior.

[0006]

Therefore, the present invention has the following structure in order to effectively achieve the above object. That is, different terminal tools are provided at both ends of the wire rope, and the terminal tool provided at one end is a locking shaft member having a locking portion at the tip and a long hole at the rear. One end of the wire rope is inserted into the hole, crimped and integrally fixed, and the terminal tool provided on the other end of the wire rope is a screw shaft part for screwing a tightening nut and a shaft with a long hole drilled in the rear part. And the other end of the wire rope is inserted into the elongated hole of the screw shaft member, crimped, and integrally fixed.

Further, the same end tool is provided at both ends of the wire rope, and this end tool is a screw shaft member consisting of a screw shaft part for screwing a tightening nut and a shaft part having a long hole in the rear part. An end portion of the wire rope is inserted into the long hole of the screw shaft member and crimped, and the screw shaft member is integrally fixed to both ends of the wire rope.

[0008]

In the guard cable with a terminal according to the present invention as set forth in claim 1, for example, when the guard cable is used as a car fall prevention cable in a multi-storey parking lot, it is erected at a predetermined interval at the end of the floor above the second floor. Holes are formed in each of the support columns for the guard cable at the same height in the vertical direction at predetermined intervals. Insert the screw shaft member provided at one end of the wire rope into the hole of the support pillar at the end, sequentially pass this screw shaft member through the hole of the other support pillar, and lock the locking shaft member provided at the other end of the wire rope. The portion is locked to the first support column, and the tightening nut is screwed to the screw shaft portion of the screw shaft member passed through the last support column. Further, the nut is tightened to the support pillar side, the screw shaft portion is pulled out to the side of the support pillar, and the wire rope stretched between the support pillars is stretched. Since the screw shaft portion of the screw shaft member is formed with a certain length, even if the span lengths of the first and last support columns are slightly different between the design and the construction, it is easy to do. It can be installed and dealt with.

Further, in the guard cable with a terminal device according to the present invention as defined in claim 2, as a terminal device provided at both ends of the wire rope, a screw consisting of a screw shaft part and a shaft part having a long hole formed in a rear part thereof. Since a shaft member is provided, after a wire rope is hung between the support columns, nuts are screwed and tightened on the screw shafts of the screw shaft members protruding laterally from the holes of the support columns at both ends. Therefore, the wire rope can be easily stretched and installed between the supporting columns.

[0010]

Embodiments of the present invention will be described below with reference to FIGS. FIG. 1 is a front view showing a guard cable with a terminal device according to a first embodiment of the present invention. The guard cable 1 with a terminal device comprises a wire rope 2 having a predetermined length with a small elongation and a high strength, and this wire rope. It is composed of different types of terminal tools 3 and 4 provided at both ends of 2.

As shown in FIGS. 2 and 3, the terminal tool 3 provided at the one end 2a of the wire rope 2 has a substantially flange-shaped locking section 6 formed at the tip of the shaft section 5, and the shaft section 5 described above. A locking shaft member 8 having a long hole 7 formed from the end of the locking shaft member 8 is used. The locking portion 6 is formed to have a larger diameter than a hole C formed in a support pillar B (see FIGS. 6 and 7) described later.

Then, one end 2a of the wire rope 2 is inserted into the elongated hole 7 of the locking shaft member 8 and crimped, and the locking shaft member 8 is integrally fixed to the one end 2a of the wire rope 2. is there. By passing the shaft portion 5 of the locking shaft member 8 through the hole C of the support pillar B (see FIGS. 6 and 7), the locking portion 6 can be brought into contact with the outer surface of the support pillar B and locked. .

On the other hand, as shown in FIG. 4, a terminal tool 4 provided at the other end 2b of the wire rope 2 includes a washer 14 and a screw shaft portion 11 to which two tightening nuts 9 and 10 are screwed and a rear portion. A screw shaft member 13 including a shaft portion 12 having a long hole 15 formed therein is used.

The other end 2b of the wire rope 2 is inserted into the elongated hole 15 of the screw shaft member 13 and crimped thereto, and the screw shaft member 13 is integrally fixed to the other end 2b of the wire rope 2.

The above-described guard cable 1 with a terminal according to the first embodiment is manufactured in a factory and carried into the installation site.

The case where the guard cable 1 is used as an automobile fall prevention cable in a multi-storey parking lot as shown in FIG. 6 will be described. At the end of the upper floor A, the guard cable 1 also serving as a protective frame is installed. Support pillars B are erected at predetermined intervals. Holes C are formed in each of the support columns B at predetermined intervals in the vertical direction. The holes C of the respective heights of the support pillars B are formed at the same height positions as the holes C of the other support pillars B in the vertical direction.

When the guard cable 1 is installed on each of the support pillars B, as shown in FIG. 7, first, the screw shaft provided at one end of the wire rope 2 from the hole C of the support pillar B (1b) at the first end. The screw shaft member 13 is sequentially passed through the member 13 and through the holes C of the other support columns B. And wire rope 2
The locking portion 6 of the locking shaft member 8 provided at the other end of the support pillar B (1
It is locked to the outer surface of b).

On the other hand, the screw shaft member 13 is passed through the last support pillar B (2b), and a washer 14 is attached to the screw shaft portion 11 projecting laterally from the hole C of the support pillar B (2b) and the nut 9 is attached. 10 (9 is a tightening nut and 10 is a lock nut) are screwed. This nut 9 is used for supporting pillar B (2
b) The wire rope 2 which is threaded between the support columns B by being screwed to the side and tightened while being in contact with the support columns B (2b).
And finally, another nut 10 is brought into contact with the nut 9 and tightened, and the guard cable 1 is installed by being stretched between the support columns B.

In the guard cable 1 with a terminal device of the first embodiment, the terminal device 3 at one end 2a of the wire rope 2 is locked to the support column B, and the nut 9 of the terminal device 4 at the other end 2b of the wire rope 2 is engaged. By tightening 10, the support pillar B can be easily stretched and the construction can be performed easily. In addition, the terminal tools 3, 4 provided at both ends of the wire rope 2
Is not connected to the wire rope 2 by a wedge as in the related art, the connecting portion does not swell, and the pitch between the holes C formed in the support pillar B can be narrowed, so that the upper and lower sides of the support pillar B can be formed. The guard cable 1 can be provided at a narrow pitch with respect to the direction. Therefore, the gap between the guard cables 1 is also narrowed, and the safety as a fall prevention can be improved.

FIG. 5 shows a guard cable 1 with a terminal device according to a second embodiment of the present invention, in which both ends of the wire rope 2 are provided with the above-mentioned screw shaft members 13 as terminal devices in the same manner as described above. There is.

When this guard cable 1 with a terminal is used as a vehicle fall-prevention cable in the above-mentioned multi-story parking lot shown in FIG. 6, first, as shown in FIG.
The screw shaft member 13 provided at one end of the wire rope 2 is passed through the hole C of (1b), and then sequentially passed through the holes C of the other support columns B and then through the hole C of the last support column B (2b).

Thus, the first and last support pillars B (1
b, 2b) is attached to each screw shaft 11 projecting laterally from the hole C, and nuts 9 and 10 are screwed, and one nut 9 is screwed to the side of each support pillar B (1b, 2b). Tighten while advancing and contacting each support pillar B (1b, 2b). In this way, the wire rope 2 is stretched between the support pillars B, and finally the nut 10 is brought into contact with each nut 9 and tightened, and the guard cable 1 is stretched and installed on the support pillar B.

In the guard cable 1 with a terminal device according to the second embodiment, since the terminal devices at both ends of the wire rope 2 are the screw shaft members 13, the tension adjustment of the wire rope 2 is performed by one or both terminal devices 4. It can be adjusted. Further, even if the span length between the support pillars B at both ends is different between the design and the construction, the both ends of the wire rope 2 can be adjusted by the screw shaft members 13, so that the span length for the construction can be reduced. It can be easily adjusted accordingly.

[0024]

As is apparent from the above description, in the guard cable with a terminal according to claim 1 of the present invention,
Since the locking shaft member is provided at one end of the wire rope as a terminal device and the screw shaft member is provided at the other end, the locking shaft member at one end of the wire rope is engaged with the support pillar even when it is installed on site as a fall prevention cable. By stopping and providing the screw shaft member on the other end while tightening and adjusting it on the other support column with a nut, anyone can easily install it in a short time. Also, the installed guard cable is excellent in appearance.

Further, in the guard cable with terminal device according to the second aspect of the present invention, since the screw shaft members are provided at both ends of the wire rope as the terminal device, when installed between the supporting columns, the wire rope is applied from both ends. The tension can be adjusted. Further, it is possible to sufficiently adjust the span length between the supporting columns even if the span length is out of order.

[Brief description of drawings]

FIG. 1 is a front view of a first embodiment according to the present invention.

FIG. 2 is an enlarged front view of the locking shaft member of the first embodiment according to the present invention.

FIG. 3 is an enlarged side view of the locking shaft member of the first embodiment according to the present invention.

FIG. 4 is an enlarged front view of the screw shaft member according to the first embodiment of the present invention.

FIG. 5 is a front view of a second embodiment according to the present invention.

FIG. 6 is an explanatory view showing one usage state in which the guard cable with a terminal according to the present invention is attached.

FIG. 7 is a construction explanatory view of the guard cable with a terminal device of the first embodiment according to the present invention.

FIG. 8 is a construction explanatory view of a guard cable with a terminal according to a second embodiment of the present invention.

[Explanation of symbols]

 1 Guard Cable with Terminal Tool 2 Wire Rope 3 Terminal Tool 4 Terminal Tool 6 Locking Part 7 Long Hole 8 Locking Shaft Member 9 Nut 10 Nut 11 Screw Shaft Part 12 Cylindrical Body Part 13 Screw Shaft Member

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Office reference number FI Technical display area E04H 17/04 Z

Claims (2)

[Claims] 1. A wire rope is provided with different terminal devices at both ends, and the terminal device provided at one end is a locking shaft member having a locking portion at a tip and a long hole at a rear portion. One end of the wire rope is inserted into the long hole of the member and crimped and fixed integrally.The terminal tool provided at the other end of the wire rope has a screw shaft part for screwing a tightening nut and a long hole formed in the rear part. A guard cable with a terminal device, which is a screw shaft member including an installed shaft portion, and the other end of the wire rope is inserted into the elongated hole of the screw shaft member and crimped to be integrally fixed. 2. A wire rope is provided with the same terminal device at both ends thereof, and the terminal device is a screw shaft member including a screw shaft portion to which a tightening nut is screwed and a shaft portion having a long hole formed in a rear portion thereof. A guard cable with a terminal device having a structure in which an end portion of a wire rope is inserted into the elongated hole of the screw shaft member and crimped, and the screw shaft member is integrally fixed to both ends of the wire rope.