KR100975377B1 - Optical fiber cable connection case fixing apparatus - Google Patents

Abstract

The present invention relates to an optical cable junction box fixing device for fixing the optical cable junction box installed in the telegraph poles of the ground to facilitate the installation, maintenance and repair work for the optical cable and to improve the work safety.

The fixing device includes a fixing part fixedly attached to the bucket for aerial work; A moving shaft part which is vertically moved in the fixed part and is coupled to be adjustable in height; A rotating part rotatably coupled in a horizontal direction at an upper end of the moving shaft part; Consists of a clamp portion rotatably coupled to the other end opposite to the end coupled to the moving shaft portion of the rotating portion,

It facilitates the installation, maintenance and repair of optical cables, and provides the effect of preventing the occurrence of safety accidents.

Optical cable, optical cable junction box, bucket, optical cable junction box fixing device, barbed wire

Description

Optical cable junction box fixing device {OPTICAL FIBER CABLE CONNECTION CASE FIXING APPARATUS}

The present invention relates to an optical cable junction box fixing device for fixing the optical cable junction box installed on the telephone poles of the ground to easily perform the installation, maintenance and repair work for the optical cable and to improve the work safety.

In general, optical fiber cables widely used for information communication are mainly buried underground. If the terrain cannot be buried underground, processing is installed at a constant height between the pole and the pole that protrude from the ground. Done.

As such, when the optical cable is processed and installed between the pole and the pole, in order to support the optical cable 123 between the pole 120 and the pole 120 which are installed at a predetermined interval on the ground as shown in FIG. 1. After the construction of the concave wire 122 made of a wire rope, etc., the optical cable 123 is drawn out in parallel along the concave wire 122, and then the optical cable 123 is connected to the concave wire 122 using a binding line such as a cable tie. ) Will be machined and installed at fixed intervals. In this case, when performing the operation of connecting the optical cable 123 to be processed along the line (122) is connected to each other, the optical cable junction box 124 to hang the optical cable 123 to the ground and then to perform the connection work on the ground The optical cable 123 has a sufficient margin so as to reach the ground and is wound in a coil shape to be fixed to the barbed wire 122.

And when performing the operation of connecting the optical cable 123 to be processed along the line (122) to each other to loosen the excess of the optical cable 123 wound on the line (122) to the optical cable junction box 124 to the ground After lowering, the ends of both optical cables 123 are connected to the optical cable junction box 124 on the ground, and then the remaining lengths of both optical cables 123 remaining after connecting the optical cable junction box 124 where the connection work is completed are not bent. Carefully wound in a coil shape is bound to a fixed line 122 to be fixed.

Therefore, in the above-described prior art, the optical cable is wound in a coil shape and fixed to the barbed wire, thereby deteriorating aesthetics, and unnecessary optical cable is consumed, thereby increasing the cost of installing the optical cable.

Accordingly, in the related art, in order to reduce the consumption of the optical cable, a portion of an extra length of the optical cable wound in a coil shape and fixed to the jaw wire 122 is removed, and the optical cable 123 processed between the pole and the pole is connected to each other. Or, if you want to maintain the connection part, after lifting the bucket to the position of the optical cable junction box 124 in the state of the operator boarded the bucket of the work vehicle equipped with the bucket 20 as a aerial platform, the barbed wire 122 Installation, connection or maintenance work of the optical cable 123 and the optical cable junction box 124 bound to is the most common operation method.

However, when performing the maintenance and repair operation for the optical cable junction box 124 using a work vehicle having a bucket of the prior art as described above, as well as performing the operation at a height, the optical cable junction box 124 is fixed Since the work is carried out without being suspended on the jogging line 122, the work is remarkably difficult according to the fluctuation of the optical cable junction box 124 and the bucket, takes a lot of work time, and safety accidents during the work. Has a problem that may occur.

Therefore, the present invention is to solve the problems of the prior art described above, in the case of performing the operation for the optical cable junction box suspended on the barbed wire, the installation, maintenance and repair of the optical cable by fixing the optical cable junction box to the bucket of the aerial work vehicle, etc. It is an object of the present invention to provide an optical cable junction box fixing device that enables easy and safe operation.

Optical cable junction box fixing apparatus of the present invention for achieving the above object, the fixing portion is fixed to the bucket for height work; A moving shaft part which is vertically moved in the fixed part and is coupled to be adjustable in height; A rotating part rotatably coupled in a horizontal direction at an upper end of the moving shaft part; And a clamp portion rotatably coupled to the other end opposite to the end coupled with the moving shaft portion of the pivoting portion.

The fixing part, the fixing bracket is attached to the side of the upper end of the bucket; A fastener which is fixedly coupled to a side of the fixing bracket, and has a support socket to which a moving shaft fixing lever ball is coupled to a moving shaft fixing lever for fixing the moving shaft to a moving shaft; And a moving shaft fixing lever inserted into the moving shaft fixing lever hole and supporting the moving shaft portion inserted into the support socket.

The moving shaft is fixed to the support socket of the fixed portion to move up and down, and the rotating shaft is rotatably coupled to the rotating bar of the rotating part of the upper end; And fixing means for fixing the pivoting bar to the moving shaft.

The moving shaft, a plurality of moving shaft fixing lever coupling hole is coupled to the moving shaft fixing lever at a predetermined interval on one side, the upper end is formed with a fixed shaft rotatably coupled to the end of the rotation bar, the fixed shaft The formed upper end surface has a structure in which a second rotating bar fixing lever coupling hole is formed in which the end of the rotating bar fixing lever is inserted and fixed at a predetermined interval in the circumferential direction around the fixed shaft so as to prevent the rotating bar from being rotated. It is done.

The rotating part may include: a rotating bar having one end rotatably coupled to an upper end of a moving shaft provided at the moving shaft portion, and the other end rotatably coupled to the clamp shaft of the clamp portion; A clamp shaft fixing lever for coupling the clamp shaft to the pivoting bar; And a pivoting bar fixing lever for coupling the pivoting bar to the moving shaft.

The rotating bar has a moving shaft coupling hole in which a fixed shaft of the moving shaft is inserted into an upper end of the moving shaft, and a second rotating bar fixing lever coupling hole into which the rotating bar fixing lever is inserted is formed at one side where the moving shaft coupling hole is formed. And a clamp shaft hole into which the clamp shaft is inserted is formed at the other end opposite to the end where the movable shaft coupling hole is formed.

The pivoting bar has a tubular support tube protruding at a predetermined height from the outer circumference of the upper or lower portion of the clamp shaft hole, and the clamp shaft fixing lever coupling hole is formed in the support tube.

The clamp unit is coupled to the outer circumferential surface of the optical cable junction box to fix the optical cable junction box, the clamp is rotatably coupled to the rotation bar; And a clamp fixing pin to prevent the clamp from being separated from the pivoting bar.

The clamp includes a first clamp and a second clamp which are openably coupled by a hinge; A buckle for coupling and fixing the first clamp and the second clamp; And a clamp shaft formed on one end of the first circumferential surface of one of the first and second clamps and having a clamp shaft fixing pin coupling hole formed at an end thereof.

Clamp having the above-described configuration may be configured to have a variety of shapes and sizes, such as square, triangle, etc. according to the shape and size of the optical cable junction box, and to replace the clamp suitable for each shape and size of the optical cable junction box By doing so, the optical cable junction box fixing device may be configured to perform an operation on the optical cable junction box having various shapes and sizes.

The optical cable junction box fixing device of the present invention having the above-described configuration is fixedly attached to a bucket of an aerial work vehicle to fix the optical cable junction box for connecting the optical cable during the installation, maintenance, and repair work of the optical cable, so that the bare wires are shaken or the bucket In case of shaking, keep the fiber junction box fixed to the bucket so that the operator can easily perform the work.

When the optical cable junction box fixing device of the present invention that performs the above-described configuration and operation to perform the operation for the optical cable junction box installed in the height of the jogae, etc. by fixing the optical cable junction box to the aerial work vehicle so that the operator can perform a stable operation In addition, the work time can be reduced, and the safety of the work can be significantly improved.

Hereinafter, with reference to the accompanying drawings showing a preferred embodiment of the present invention will be described the present invention in more detail.

FIG. 2 is a perspective view of an optical cable junction box fixing device according to an embodiment of the present invention, and FIG. 3 is an exploded perspective view of the optical cable junction box fixing device of FIG. 2.

As shown in Figures 2 and 3, the optical cable junction box fixing device 10 of the present invention, the fixing portion 100 is fixedly attached to the upper edge of the bucket (20, see Fig. 4) mounted on the aerial work vehicle Wow; A moving shaft part 200 which is moved up and down in the fixing part 100 to be adjustable in height; A rotating part 300 coupled to the upper end 200 of the moving shaft part 100 so as to be horizontally coupled around the moving shaft part 200; The clamp unit 400 is rotatably coupled to the other end opposite to the end coupled with the moving shaft 200 of the pivot 300.

2 and 3, each configuration of the above-described optical cable junction box fixing device will be described in more detail.

In the above-described configuration, the fixing part 100 is attached to the side surface of the upper end of the bucket 20, and then the fixing bracket 101 fixed by fasteners, such as bolts and nuts or welding, and the outer surface of the fixing bracket 101 In addition, the vertical through-hole is fixedly coupled by a fastener or welding, such that the movable shaft 200a of the movable shaft part 100 is movable up and down, and fixed to the movable shaft 200 for fixing the movable shaft 200a on one side. The fastener 100a having the support socket 102 having the moving shaft fixing lever hole 104 to which the lever 103 is coupled, and inserted into the supporting socket 102 are inserted into the moving shaft fixing lever hole 104. A moving shaft fixing lever 103 for supporting the moving shaft 200a and a moving shaft fixing lever fixing pin 103a for fixing the moving shaft fixing lever 103 are formed. At this time, the fixing part 100 of the present invention is composed of a fixing bracket (100a) having a fixing bracket 101 and the support socket 102, a moving shaft fixing lever 103, a moving shaft fixing lever fixing pin (103a) Various modifications can be made without being limited thereto.

The moving shaft 200 has a plurality of moving shaft fixing lever coupling holes 202 having a predetermined interval to the upper and lower height adjustment and fixing of the moving shaft 200a on one side at a predetermined interval. The upper end is formed with a fixed shaft 201 made of a bolt or the like rotatably coupled to the end of the rotating part 300, the circumference around the fixed shaft 201 is formed on the upper end surface formed with the fixed shaft 201 The end of the rotation bar fixing lever 305 is inserted and fixed at a predetermined interval in the direction to form a second rotation bar fixing lever coupling hole 203 to limit the rotation on the moving shaft portion 200 of the rotating part 300 is formed A moving shaft 200a which is inserted into a vertical through hole of the support socket 102 of the fixing portion 100 and has a structure, and a washer for rotatably fixing the rotating portion 300 to the fixing shaft 201. 204 and a fixing means such as a nut 205. The above-described moving shaft part 200 may also have various structures, without being limited to the moving shaft 200a, the moving shaft fixing lever 103, and the fixing means.

The rotating part 300 has a moving shaft coupling hole 301 into which the fixed shaft 201 of the moving shaft 200a is inserted at one end of the moving shaft 200a provided at the upper end of the moving shaft 200a. The second rotation bar fixing lever coupling hole 306 is formed, the rotation bar fixing lever 305 is inserted into one side formed with the moving shaft coupling hole 301 to be coupled to the first rotating bar fixing lever coupling hole 203. 2 and a clamp shaft hole 302 into which the clamp shaft 405 of the clamp unit 400 is inserted is formed at the other end opposite to the end where the movable shaft coupling hole 301 is formed, and the upper portion of the clamp shaft hole 302. Alternatively, a lower portion of the outer periphery of the support tube 302a is formed in a tubular shape with a predetermined height, and the clamp shaft fixing lever 303 to which the clamp shaft fixing lever 303 for fixing the clamp shaft 405 is coupled to the support tube 302a. Rotation bar 300a having a structure in which the lever coupling hole 302b is formed, and rotation of the rotation part 300 with respect to the moving shaft part 200. And the pivoting bar lever (305) for fixing to limit, is inserted into the clamping shaft fixing lever coupling hole (302b) is configured to include a clamp axis fixing lever 303 for fixing the clamp shaft (405). The rotating part 300 having the above-described configuration may also be variously modified without being limited to the above-described configuration.

The clamp unit 400 is to fix the optical cable junction box 124, as shown in Figures 2 and 3 hinges to fix the optical cable junction box 124 on the outer peripheral surface of the optical cable junction box 124 ( The optical cable junction box 124 is clamped in a state in which the first clamp 401 and the second clamp 402 coupled to each other so as to be openable by the 404 and the first clamp 401 and the second clamp 402 are opened. The first clamp 401 and the second clamp 402 may be inserted to maintain the state in which the optical cable junction box 124 is fixed on the outer circumferential surface by closing the first and second clamps 401 and 402 after being inserted into the inside of the 400. A clamp 400a having a buckle 403 for fixing; The rotating part has a structure in which the clamp fixing pin coupling hole 406 is formed to protrude from the outer circumferential surface of the first clamp 401 or the second clamp 402 of the clamp 400a, and respectively penetrates in the radial direction at the end thereof. A clamp shaft 405 inserted into the clamp shaft hole 302 of 300; When the clamp shaft 405 of the clamp shaft 405 is inserted into the clamp shaft hole 302, the clamp shaft 405 is inserted into the clamp fixing pin coupling hole 406 formed at the end of the clamp shaft 405 protruding through the clamp shaft hole 302. The clamp shaft 405 is configured to include a clamp fixing pin 407 to prevent the clamp shaft hole 302 from being separated. In this case, the clamp unit 400 described above may also be variously modified without being limited to the above-described configuration.

In the above-described configuration, the clamp 400a of the clamp unit 400 may be configured to have various shapes and various sizes, such as a rectangle and a triangle, according to the shape and size of the optical cable connection box 124. Therefore, the clamp unit 400 is variously configured to have a clamp suitable for each shape and size of the optical cable junction box 124 to perform the operation for the optical cable junction box having various shapes and sizes using the optical cable junction box fixing device. It can be configured to perform as described above.

The optical cable junction box fixing device 10 of the present invention having the above-described configuration is fixedly installed on the upper portion of the bucket 20 of the aerial vehicle after being integrally assembled as shown in FIG.

4 is a perspective view illustrating a state in which the optical cable junction box fixing device of FIG. 2 is installed in a bucket to fix a cover of the optical cable junction box, and the installation and operation of the optical cable junction box fixing device of the present invention will be described in detail with reference to FIG. 4. .

As shown in FIG. 4, the optical cable junction box fixing device 10 integrally assembled as shown in FIG. 2 is fixed to the upper end of the bucket 20 by the fixing bracket 101.

And the bucket 20 of the aerial vehicle is lifted to the position of the optical cable junction box 124 suspended on the overhead line 122 installed between the pole 120 of Figure 1 for the installation, maintenance or repair of the optical cable 123. After that, by adjusting the moving shaft fixing lever 203 to move the moving shaft 200 up and down, the height of the clamp 400 is adjusted to the position of the optical cable junction box 124, and then the moving shaft fixing lever 203 Fixed to fix the moving shaft portion 200 to the support socket 102.

As described above, after the clamp unit 400 is adjusted to the height of the optical cable connection box 124, the rotating bar 300a is moved after removing the rotating bar fixing lever 305 that fixes the rotating unit 300. Rotating part 300 is fixed by rotating the bar fixing lever 305 after the clamp part 400 is positioned at a position suitable for fixing the optical cable junction box 124 by rotating on the 200a. do.

As described above, after the clamp unit 400 is moved to a position suitable for fixing the optical cable junction box 124, the optical cable junction box 124 so that the clamp unit 400 may fix the optical cable junction box 124. The through surface of the clamp unit 400 is connected to the optical cable by rotating the clamp shaft 405 after removing the clamp shaft fixing lever 303 to adjust the clamp unit 400 to be positioned at a position opposite to one end of the clamp shaft 400. After adjusting so as to face the end of 124, the clamp shaft fixing lever 303 is fixed.

Thereafter, the buckle 403 of the clamp unit 400 is opened to open the first clamp 401 and the second clamp 402, and then the cover 124a of the optical cable junction box 124 is moved into the clamp 400a. After insertion, the buckle 403 is fixed to fix the optical cable connection box 124 to the clamp unit 400.

The optical cable junction box fixing device 10 fixed to the bucket 20 by the operation process as described above to fix the optical cable junction box 124 by the clamp unit 400, the bucket ( 20, even if the vibration or the clamshell 122 is shaken because the optical cable junction box 124 is always kept fixed to the bucket 20, the operator can stably perform the installation, maintenance and repair work for the optical cable It becomes possible.

1 is a view showing a state in which the optical cable of the prior art is supported on a clam wire;

2 is a perspective view of an optical cable junction box fixing device according to an embodiment of the present invention;

3 is an exploded perspective view of the optical cable junction box fixing device of FIG. 2;

4 is a perspective view illustrating a state in which the optical cable junction box fixing device of FIG. 2 is installed in a bucket to fix a cover of the optical cable junction box.

DESCRIPTION OF THE RELATED ART [0002]

10: optical cable junction box fixing device 20: bucket

100: fixed part

101: fixing bracket 102: support socket

103: moving shaft fixing lever 104: moving shaft fixing lever

200: moving shaft portion 200a: moving shaft

201: fixed shaft 202: movable shaft fixed lever coupling hole

203: second rotation bar fixing lever coupling hole 204: washer

205 nut

300: rotation bar

301: moving shaft coupling hole 302: clamp shaft hole

302a: support tube 302b: clamp shaft fixing lever coupling hole

303: clamp fixing lever 304: moving shaft coupling hole

305: rotating bar fixing lever 306: first rotating bar fixing lever coupling hole

400: clamp 401: first clamp

402: second clamp 403: buckle

404: hinge 405: clamp shaft

406: clamping pin coupling hole 407: clamping pin

Claims (7)

A fixing part fixedly attached to the bucket for aerial work; A moving shaft part which is vertically moved in the fixed part and is coupled to be adjustable in height; A rotating part rotatably coupled in a horizontal direction at an upper end of the moving shaft part; And a clamp portion rotatably coupled to the other end opposite to the end coupled with the moving shaft portion of the rotatable portion. The method of claim 1, wherein the fixing portion A fixing bracket attached to the side of the upper end of the bucket; A fastener which is fixedly coupled to a side of the fixing bracket, and has a support socket to which a moving shaft fixing lever ball is coupled to a moving shaft fixing lever for fixing the moving shaft to a moving shaft; And a moving shaft fixing lever inserted into the moving shaft fixing lever hole and supporting the moving shaft portion inserted into the support socket. The method according to claim 1, wherein the moving shaft portion, A moving shaft fixed to the up and down moving part and fixed to the fixing part and rotatably coupled to the rotating part; Fixing means for fixing the rotating unit to the moving shaft; optical cable junction box fixing device, characterized in that consisting of. The method of claim 3, wherein the moving shaft, A plurality of moving shaft fixing lever coupling holes to which the moving shaft fixing lever is coupled to one side are formed at regular intervals, and a fixed shaft is formed at the upper end to which the end of the rotating bar is rotatably coupled, and the upper surface of the fixing shaft is formed. Has a structure in which a second rotation bar fixing lever coupling hole is formed in which the end of the rotation bar fixing lever is inserted and fixed at a circumferential direction around the fixed shaft so as to prevent the rotation bar from rotating. Cruiser lock. The method of claim 1, wherein the rotating unit, A rotation bar having one end rotatably coupled to the upper end of the movable shaft portion and the other end coupled to the clamp portion; A clamp shaft fixing lever for coupling the clamp portion to the pivoting portion; And a rotation bar fixing lever for coupling the pivoting portion to the movable shaft portion. The method of claim 1, wherein the clamp portion A clamp coupled to an outer circumferential surface of the optical cable junction box to fix the optical cable junction box and rotatably coupled to the rotation bar; And a clamp fixing pin for fixing the clamp to the pivot unit. The method of claim 6, wherein the clamp, First and second clamps openably coupled by hinges; A buckle for coupling and fixing the first and second clamps; And a clamp shaft protruding from any one of the first and second clamps and having a clamp fixing pin defect hole formed at an end thereof.

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