KR102025155B1 - Cable traction device with traction assembly - Google Patents

Abstract

Disclosed is a cable traction device with a traction assembly. The cable traction device with a traction assembly, which has a cable cargo box loading an electric wire, is connected to the traction device, and is driven to load the electric wire on the cable cargo box, comprises: a head unit having the tracking assembly in a plate shape and having one end to be connected to the traction device, and the other end coupled to two or more brackets for cable connection; a roll cable supplying a cable connected to the bracket; and one or more support rollers interposed between the head unit and the roll cable to be operated to support the cable to be tracked. Therefore, the present invention has an effect of loading the cable on the cable cargo box by easily tracking the cable without damage.

Description

Cable Traction Unit with Traction Assembly {CABLE TRACTION DEVICE WITH TRACTION ASSEMBLY}

The present invention relates to a traction device, and more particularly to a cable traction device having a traction assembly that can easily tow the cable for supplying the power required for the illumination of the tunnel to the ceiling of the tunnel.

In general, a cable tray is a rigid structure composed of a unit or a group of units made of metal or a non-flammable material used to support various cables such as electric wires, and an accessory material attached thereto. Trough type, ventilation channel type, bottom sealed type and other similar structures.

In addition, a cable means a conductor or a bundle of conductors used to transfer electric power or communication electricity from one place to another, and such a cable is wired to a large building, an underground tunnel, or a large ship. Able to know.

Looking at the typical installation relationship of such a cable, first, the cable storage box is installed on the upper wall of the tunnel to install the cable, the tray is installed on the storage box by one end of the cable by the stable support and guide action of the installed tray The cable is installed in the necessary wiring relationship.

One of the methods of the cable installation work as described above, install the cable stacking box in the upper part of the tunnel, tow and install the two to three cables using the tray, and repeatedly installs as many cables as necessary.

In addition, for this purpose, by arranging a plurality of workers at a constant interval arrangement, and then to pull the cable little by little through the pure manpower action of the arranged worker to perform the work of the cable installation.

However, such a cable installation method requires a large number of working people, depending on the construction length and the towing length of the cable, and thus, there is a problem of unnecessary labor and excessive labor costs, resulting in excessive labor costs. In order to secure the necessary personnel, there is a problem of significant work efficiency deterioration, such as having to make a special plan before the construction date and also secure an appropriate number of workers.

In addition, another method of the cable installation work, to solve some of the problems of the cable installation method as described above, a method using a plurality of cable traction device using mechanical power.

Looking at an example of such a cable towing device, it is installed on one side of the cable construction section, the drum on which the cable is wound on the other side of the construction section is located, the winch and the cable of the towing device again It can be seen that the connection to the wire, and then to drive the winch by the mechanical power to pull the cable, and if the cable is long or bent is forced to use more traction than the cable specification allows the cable is stretched.

However, the above-described cable traction device, even when the cable is not loaded due to the unexpected load, the winch will continue to apply the traction force to the cable, thereby increasing the cable and lose the original specifications.

In addition, there is no device or mechanism that can reduce the contact resistance between the tray and the cable when performing the cable installation in the conventional cable tray, using a large number of workers as described above or When towing the cable using the towing device, since the strong friction force and the traction force are applied at the contact portion between the cable and the tray for guiding the cable, there are frequently problems such as damage to the cable sheath and the tray. to be.

In addition, when towing a plurality of cables by using the rotating equipment, the cable is twisted due to the rotation of the equipment to interfere with the towing of the cable.

KR Patent Registration No. 10-1023291 (2011.03.10)

An object of the present invention for solving this problem is to provide a cable traction device having a traction assembly that can be easily mounted in the cable storage box by reducing the contact resistance of the cable.

In addition, an object of the present invention is to provide a cable traction device that can prevent the twisting of the cable by interposing the rotation to the traction assembly.

And another object of the present invention is to provide a cable traction apparatus capable of simultaneously pulling 15 or more cables.

The present invention for solving the above problems is provided with a cable loading box for loading the wire and connected to the traction device in the cable traction device having a traction assembly that is driven to load the wire to the cable loading box assembly of the traction assembly in the plate shape And one end of which is connected to the towing apparatus and the other end of which is connected to two or more head portions of the cable connection bracket, a roll cable for supplying a cable connected to the bracket, and is interposed between the head portion and the roll cable is towed It can be achieved by including one or more support rollers operative to support the cable.

The head portion is provided on one side of the plate-shaped base bracket and the base bracket is connected to the traction device, two or more driving rollers to support the base bracket to be driven by the wheel from the ground, and the other side of the base bracket is provided The cable connection bracket includes a coupler coupled to two or more, and the base bracket is composed of a combination of any one or more of trapezoidal, square, triangular, or circular.

The cable connection bracket includes a coupling part coupled to a coupling hole of the base bracket on one side, a rope connected to one end of the coupling part, and a detachable part to which the cable is detachable from the other end of the rope. It can be achieved by configuring one or more intervening rotational to rotate the ring connected up and down as a reference.

In addition, the first support rollers of the support rollers are provided on the rotary roller portion is connected to the support plate, and at least two rotary rollers are mounted on the support plate to rotate the shaft, and the rotary roller portion is mounted on the rotary roller It includes a blocking plate to prevent the separation of the moving cable, wherein the rotating roller is configured to be equal to or at least one or more of the number of the roller cable.

The second support rollers of the support rollers include a support plate, one rotating roller mounted on the support plate, and a blocking plate provided at both ends of the rotating roller and mounted on the rotating roller to prevent the cable from moving away. And the second support roller is interposed between the head portion and the first support roller to operate to support the cable.

Therefore, according to the cable traction device provided with the traction assembly of the present invention, there is an effect that it can be easily towed to the cable carrying box without damaging the cable.

In addition, according to the cable traction device provided with the traction assembly of the present invention, since the use of the rotary augmentation can prevent the twisting of the cable, there is an effect that can quickly pull the cable.

And according to the cable traction device provided with a traction assembly of the present invention, since it is possible to tow 17 cables at the same time, there is an effect that can significantly reduce the amount of existing work.

1 is a view illustrating a cable stacking box installed on top of a typical tunnel,
Figure 2 illustrates a towing apparatus having a towing assembly according to an embodiment of the present invention,
3 is an enlarged view illustrating a bracket for connecting a head to a cable;
4 shows another embodiment of the head portion,
5 to 7 are enlarged views of the first support roller,
And
8 is an enlarged view of the second support roller.

The terms or words used in this specification and claims are not to be construed as limiting in their usual or dictionary meanings, and the inventors may properly define the concept of terms in order to best explain their invention in the best way possible. It should be interpreted as meaning and concept corresponding to the technical idea of the present invention.

The term "and / or" throughout the specification should be understood to include all combinations that can be presented from one or more related items. For example, the meaning of "first item, second item and / or third item" may be given from two or more of the first, second or third items as well as the first, second or third items. Any combination of the possible items.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

1 is a view illustrating a cable storage box installed on the upper part of a general tunnel, referring to the drawings, the cable ceiling for the aesthetics and storage in the tunnel ceiling, the cables are usually wired in the tunnel direction in the longitudinal direction of the tunnel Install.

The cable holder 110 is composed of a case having an open top and its cross section is formed to have a substantially "C" shape and is configured to load a cable or the like therein.

The cable holder 110 is fixed by installing a plurality of poles 120 in the longitudinal direction of the holder 110 to be fixed to the ceiling of the tunnel.

In the figure, the distance from A to B is assumed to be a tunnel length and will be described.

The present invention is characterized in that it provides a cable traction device having a traction assembly that can easily load as many cables as necessary in the cable holder 110 using a traction device.

Referring to FIG. 1 and a drawing illustrating a traction device having a traction assembly according to an embodiment of the present invention of FIG. 2, the cable traction device of the present invention includes a cable stacking box 110 for loading a cable 271. It is provided and connected to the traction assembly 200 to operate the cable 271 is loaded into the cable stacking box (110).

Referring to the drawings, the towing assembly 200 is provided in a plate shape, one end is connected to the traction device 300 and the other end of the head portion 210 and the bracket 220, the two or more cable connection brackets 220 are coupled It comprises a roll cable 270 for supplying a cable 272 to be connected to and one or more support rollers 250 and 260 operative to support the cable to be towed interposed between the head portion 210 and the roll cable 270 do.

And one or more support rollers 250 and 260 operative to support the cable being towed between the roll cable 270 and the head portion 210.

Therefore, when the towing device 300 is driven to tow the tow line 322 connected to the head portion 210, the cable connecting bracket 220 coupled to the head portion 210 is towed, and thus is connected to the bracket 220 The cable 272 is towed so that the cable 272 is stored in the cable holder (100).

To this end, the traction device 300 is a traction line 322 for pulling the head 210 by winding or rewinding the traction roller 320 and the traction roller 320 rotated by the motor 310. ).

The head portion 210 of the towing assembly is provided on one side of the plate-shaped base bracket 211 and the base bracket 211, the connecting portion 212, the base bracket 211 to which the tow line 322 of the towing device 300 is connected. Two or more driving rollers 213 to be driven by the wheel on the ground, and the other side of the base bracket is provided to comprise a coupler 214 is coupled to the cable connection bracket 220 is two or more.

Referring to the enlarged view of the head and the cable connection bracket of Figure 3, the base bracket 211 is made of a plate-shaped metal material, so that the four sides are supported by the drive roller 213 to the cloud when pulling the cable By reducing the contact resistance, the cable can be easily towed.

In addition, since the base bracket 211 has a plate shape, the base bracket 211 is configured to be lighter by providing at least one through hole 215 for weight reduction in order to reduce the possible weight.

In addition, since a plurality of such through holes 215 are configured, not only the weight can be reduced but also the torsion can be reduced.

The base bracket 211 may be configured in any one or more combinations of trapezoids, squares, triangles, or circles to be configured in various shapes.

Referring to a view showing another embodiment of the head portion of Figure 4, the base bracket 213 of the present invention is trapezoidal, one side is configured to be inclined.

In the figure, since the upper side is configured to be inclined, it can be seen that the base bracket 211 is advantageous when towing the curved passage to the right.

That is, by preparing a variety of shapes of the base bracket 211 can be used to select the enemy according to the characteristics of the place to be towed.

The driving roller 213 forms a through hole (not shown) in the base bracket 211 so that the surface of the base bracket 211 can be used as the axis, and connects the shaft to the surface of the base bracket 211 around the through hole. The driving roller 213 is configured such that the roller is rotated while the upper and lower surfaces are open.

Since the driving roller rotates in the open state of the upper and lower surfaces, the rolling roller is in contact with the upper and lower surfaces even when rolling a narrow passage, thereby reducing the frictional resistance.

In addition, four driving rollers 213 may be installed and operated in a right and left balance so that the base bracket 211 may perform rolling motion without touching the ground.

When the coupler 214 is provided on the base bracket 211 at the rear end of the towing direction, one end of the cable connection bracket 220 to be described later is coupled, and the head portion 210 is towed and wound by the towing apparatus 300. The cable connection bracket 220 is wound.

The cable connection bracket 220 has a coupling part 221 coupled to the coupling hole 214 of the base bracket 220 on one side and the other end of the wire 222 and the wire 222 having one end connected to the coupling part 221. The cable 271 includes a detachable portion 224 that is detachable, and in order to prevent the twisting of the cable 222 is configured to be interposed with one or more rotation pulley 223 to rotate the upper ring.

Detachable portion 224 is for connecting the cable 271, but composed of a member that can rotate like a rotary advent to prevent the twist of the cable first, and to prevent the second twist in the rotary advent 223 It is desirable to be able to.

In the drawings, the rotary advent 223 and the detachable part 224 are shown as coming in different shapes, but this is to show that any one of various shapes of the rotary advent can be selected and used.

The cable connection bracket 220 is provided with 17 brackets so as to tow 17 cables required for the tunnel construction at once, and configured to tow each cable at a time.

Referring to FIG. 3, although 17 cables are configured to tow cables without twisting by the rotary pulleys 223 and the detachable parts 224, in addition to this, in order to prevent string twisting and to safely tow 17 cables, The connecting bracket 220 is composed of 17, the length of the ninth bracket in the order from the top of the center bracket, that is, the length of the bracket is configured to be gradually shorter, the shortest length of the cable connection bracket at the top and bottom of the drawing in the shortest Configure.

This configuration consists of 17 cable connection brackets of the same length and towed in different places, and when the cable connection brackets of different lengths consist of 17, the longest from the top in the drawing and gradually shortened In the case where the lower part is configured as the shortest, the longest part is formed from the lower part and the shorter part is configured to be gradually shorter, and the test was conducted in the field to reflect the case where the upper part is configured as the shortest. The least twist occurs and the cables are easily towed.

This is because when the head portion 210 passes through the inclined and curved path, the center portion is long, and thus the center portion is long enough to pull the cable stably, and it is determined that less twisting occurs.

In addition, in the present invention, when the cable connection bracket 220 tow the cable, a considerable amount of the cable should be towed along the length of the tunnel, so that the head 210 and the roll cable 270 may be smoothly supplied to supply the cable. And one or more support rollers 250 and 260 operative to support the interposed and towed cable 271.

5 to 7 are enlarged views of the first support roller, and FIG. 8 is an enlarged view of the second support roller.

Referring to the drawings, the support rollers 250 and 260 will be divided into a first support roller 260 supporting 17 cables at the same time with each roller and a second support roller 260 supporting with one roller. .

Since the first support roller 260 is configured so that each cable is driven by each roller, the first support roller 260 is installed near the roll cable 270 so that each cable is easily towed.

The second support roller 250 is driven by simultaneously supporting 17 cables with one roller. The second support roller 250 may be installed in the vicinity of the cable storage box 110 to be easily seated in the cable storage box 110. Can be used.

Referring to FIG. 2, the first support roller 260 is used on the roll cable 270 side to pull the cables of the roll cable 270, respectively, and the second support roller 250 is the first support roller 260. It can be seen that the interposed between the head portion 210 and performs the function of collecting the cable.

5 to 7, the first support roller 260 is a support roller 261 and a rotary roller portion having two or more rotation rollers mounted on the support plate 261 and configured to rotate. 264 and blocking plates 263 which are provided at both ends of the rotary roller part 264 and mounted on the rotary roller to prevent the cable from moving away.

In the figure, the rotary roller unit 264 is configured in a shape in which 17 individual rollers are connected by an axis.

The support plate 261 is one end is supported on the ground and the other end is composed of a second support plate 265 that is bent and extended in the standing state on the ground to support the other ground.

Referring to FIG. 7, the support plate 261 and the second support plate 265 are coupled in an approximately L-shape, and both ends thereof operate to support the ground.

In addition, the second support plate 265 is composed of a metal plate to support the weight of the 17 cables mounted on the rotary roller unit 264 together with the support plate 261, the second support plate 265 One or more through-holes 266 are formed to reduce the weight and to be resistant to torsion and impact.

The rotating roller of the rotary roller unit 264 is preferably configured to be provided with at least one or the same as the number of the roll cable required for construction.

In addition, the second support roller 250 includes a blocking plate 252 which is provided at both ends of one rotating roller 251 and the rotating roller 251 and mounted on the rotating roller to prevent the cable from moving away. Support plate 253 for rotating the rotating roller 251 spaced apart from the ground so that the second support roller 250 rotates freely, the support plate 255 for supporting the second support roller 250 and the support plate on the support portion 253 Consists of a connector portion 254 coupled to 255 is interposed between the head portion 210 and the first support roller 260 is operated to support and rotate the cable.

Looking at the operation of the cable traction device with a traction assembly of the present invention using such a device as follows.

First, move the vehicle equipped with the towing apparatus of the present invention to the construction site, and then place the towing vehicle equipped with the towing apparatus 300 at the exit of the tunnel where the cable is to be installed, and the roll cable 270 at the entrance of the tunnel. Position it.

Retraction of the tow line 322 in the towing device 300 passes through the cable holder 110 of the tunnel to guide toward the entrance of the tunnel so that the tow line 322 is exposed.

That is, by passing the tow line through the cable storage box 110 from the outlet to the inlet, and then by winding the towing assembly 200 of the present invention to the tow line 322, the cable connected to the towing assembly 200 is the cable storage ( 110).

When the tow line 322 is exposed, the tow assembly 200 is coupled to the tow line 322.

For convenience of description, the traction assembly 200 is assumed that the cable connection bracket 220 is already coupled to the head 210.

When the tow line 322 is coupled to the connection portion 212 of the head 210, that is, when the tow assembly 200 is coupled to the tow line 322, the second support roller 250 is positioned near the entrance of the tunnel.

Preferably, at least a second support roller 250 should be placed on the ground of the entrance of the tunnel so that 17 cables can be gathered and introduced into the cable storage box 110 fixed at the top of the tunnel.

Of course, such a second support roller 250 can be used if necessary in addition to the tunnel entrance.

After having the second support roller 250 at the entrance of the tunnel, the roll cable 270 is placed on a suitable flat surface.

The number of roll cables 270 is positioned parallel to each other by the number of cables to be mounted in the cable holder 110 of the tunnel.

In addition, between the roll cable 270 and the second support roller 250, one or more first support rollers 260 are positioned at an appropriate position.

Subsequently, rewind each cable in the roll cable 270 to position the cables in each of the rotary rollers of the first support roller 260, and draw out the cable again for a predetermined distance so that the second support rollers provided at the entrance of the tunnel ( 17 cables are mounted side by side on the rotating roller 251 of 250 and then the cables 271 are connected one by one to the detachable parts 224 of the cable connection bracket 220.

As described above, when the tow assembly 200 is coupled to the tow line 322 and a cable is connected to the tow assembly 200, the tow line 322 is driven by winding the tow line 322 by driving the tow device 300. 322 pulls the tow assembly 200, and eventually the cable coupled to the tow assembly 200 is rewound in the roll cable 270 so that the cable is towed to the cable holder 110.

At this time, the driving roller 213 of the head portion 210 is easily towed by the rolling motion in the cable holder 110, the cable is stably large through the first support roller 260 and the second support roller 250. The frictional force is supplied, and the 17 cables are operated to pull the cable without twisting by the rotary pulley 223 and the detachable part 224.

While the invention has been described in detail with respect to the described embodiments, it will be apparent to those skilled in the art that various modifications and variations are possible within the spirit of the invention, and such modifications and variations belong to the appended claims.

100: cable storage box 110: cable storage box
200: towing assembly 210: head portion
220: cable connection bracket 250: second support roller
260: first support roller 300: traction device

Claims (5)

A cable tow device having a cable carrying box for loading an electric wire and having a towing assembly connected to the towing device and driven to load an electric wire into the cable carrying box.
The towing assembly is
A head portion provided with a plate shape, one end of which is connected to the traction device and the other end of which has two or more cable connection brackets coupled thereto;
Roll cable for supplying a cable connected to the bracket; And
One or more support rollers interposed between the head portion and the roll cable to support the towed cable;
Including,
The cable connection bracket
Coupling portion coupled to the coupling hole of the base bracket on one side;
A wire connected to one end of the coupling part; and
A detachable part to which the cable is detachable at the other end of the wire;
Including,
On the wire
Cable traction apparatus, characterized in that one or more intermittent rotation of the upper ring is interposed.
The method according to claim 1,
The head part
Plate-shaped base bracket;
A connection part provided at one side of the base bracket to which the traction device is connected;
Two or more driving rollers for supporting the base bracket to be driven by wheels on the ground; and
A coupling tool provided on the other side of the base bracket to which two or more cable connection brackets are coupled;
Including,
The base bracket is
Cable traction device characterized in that the plate shape consisting of a combination of any one or more of trapezoidal, square, triangular, or circular.
delete The method according to claim 1,
The first support roller of the support roller
Support plate;
A rotary roller unit mounted on the support plate and having at least two rotary rollers connected to the shaft; and
Blocking plates provided at both ends of the rotary roller unit to prevent the separation of the cable is mounted on the rotary roller to move;
Including,
The rotary roller is
Cable traction device is provided with at least one or more than the number of the roll cable.
The method according to claim 4,
The second support roller of the support roller
Support plate;
A rotary roller mounted on the support plate and configured to rotate; and
Blocks provided at both ends of the rotary roller to prevent the separation of the cable is mounted on the rotary roller to move;
Including,
The second support roller
A cable traction device interposed between the head portion and the first support roller to operate the cable.

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