KR19980029907A - Structure of Fiber Optic Processing Line - Google Patents

Abstract

end. The technical field to which the invention described in the claims belongs.

The present invention relates to a structure of a fiber-optic composite processing wire that can simultaneously perform a communication and transmission line processing land line.

I. The technical problem that the invention is trying to solve.

The present invention can design and manufacture a multi-core optical fiber composite processing support line.

All. Summary of the Solution of the Invention.

The optical fiber composite processing line of the present invention aggregates one or more optical fibers into a first tube along the circumference of the center tensile line, and a second to protect the plurality of first tubes on which the optical fiber is mounted from ultraviolet rays, moisture, and foreign matter penetration. The steel wire is assembled by a tube and coated with a highly conductive material.

la. Important use of the invention.

Optical cable.

Description

Structure of Fiber Optic Processing Line.

The present invention relates to an optical cable, and in particular, to a structure of an optical fiber composite processing wire that can perform a multi-core optical fiber composite processing wire using an acrylic coated optical fiber and a resin-based tube, and simultaneously perform a communication and transmission distribution line processing land line. It is about.

1 is a schematic view showing a structure of a loose tube type optical fiber composite processing branch line as shown in FIG. 1, wherein the composite processing branch line is provided with a loose tube 44 for mounting at least one optical fiber 40. The inside of the loose tube 44 in which the 40 is mounted is filled with a silicon-based first jelly 42 which prevents moisture from penetrating into the surface of the optical fiber 40. At this time, the loose tube 44 is fixed to one or more grooves formed in the aluminum rod 48 to protect the optical fiber 40 from external impact and compression. In addition, a second jelly 46 is fixed between the grooves of the aluminum rod 48 in which the loose tubes 44 are collected, to fix the loose tubes 44 constantly and prevent moisture penetration. In addition, a plurality of steel wires 18 coated with aluminum are installed on the circumferential surface of the aluminum rod 48 to prevent tension of the cable, provide conductivity, and mechanically and environmentally protect the optical fiber 40. have.

The conventional method of manufacturing a conventional loose tube type optical fiber composite processing wire configured as described above is as follows.

First, the loose tube 44 for mounting one or more optical fibers 40 is manufactured to have an outer diameter of 2.5 mm to 3.0 mm, which is made of an engineering plastic material, and then the optical fibers 40 are inside the loose tube 44. Mount on Thereafter, the first jelly 42 of silicon type is filled in the loose tube 44 in which the optical fiber 40 is mounted. Thereafter, after manufacturing the aluminum rod 48 having one or more grooves to which the loose tube 44 is fitted, the loose tube 44 is collected in the groove of the aluminum rod 48. Thereafter, the second jelly 46 is filled to prevent moisture from penetrating into the grooves of the aluminum rod 48. Thereafter, the plurality of steel wires 50 coated with aluminum are provided along the circumferential surface of the aluminum rod 48 to produce the loose tube type optical fiber composite processing wire.

However, the conventional optical fiber composite processing wire configured as described above cannot mount a large amount of optical fiber because the outer diameter of the loose tube is very small 2.5 mm to 3.0 mm, and also because the outer diameter of the loose tube is large, a plurality of loose tubes Since the outer diameter of the aluminum rod that aggregates also increases naturally, the outer diameter of the optical fiber composite processing line increases, which causes a problem that the safety of the steel tower is lowered when installed on the steel tower.

In order to solve the above problems, an object of the present invention is to provide a structure of an optical fiber composite processing line that can aggregate a large amount of optical fibers in the optical fiber composite processing line because the optical fiber is mounted using a resin-based tube.

Another object of the present invention is to provide a structure of the optical fiber composite processing line that can minimize the weight and outer diameter of the optical fiber composite processing line because the resin-based tube.

Still another object of the present invention is to provide a structure of a fiber-optic composite processing ground wire that can improve the safety of a steel tower and a transmission tower of a distribution line.

Still another object of the present invention is to provide a structure of an optical fiber composite processing wire that can design and manufacture a multicore optical fiber composite processing wire because an outer diameter acrylic coated optical fiber is used.

In order to achieve the above object, a central tensile line for collecting optical fibers is installed at the center of the optical fiber composite processing line of the present invention, and at least one first tube having one or more optical fibers is mounted around the central tensile line. Gathered above, the tape is wound around the first tube to bundle one or more first tubes and then aggregate on the secondary tube, and the peripheral surface of the tape protects the optical fibers from UV, moisture and foreign matter penetration. The second tube is installed, and the circumferential surface of the second tube is characterized in that the steel wire of a conductive material for protecting the optical fiber from the impact and compression from the outside is installed.

1 is a schematic diagram showing the configuration of a loose tube type optical fiber composite processing branch line according to an embodiment of the prior art.

Figure 2 is a schematic diagram showing the configuration of an optical fiber composite overhead ground wire that can mount a multi-core optical fiber according to an embodiment of the present invention.

Explanation of symbols for the main parts of the drawings

10: center tensile line 12: coating part

14: optical fiber 16: first tube

18: tape 20: second tube

22: liner 24: jelly

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are used for the same components, even if displayed on different drawings. In describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted.

2 is a schematic view showing the configuration of an optical fiber composite overhead ground wire that can mount a multi-core optical fiber according to an embodiment of the present invention.

As shown in FIG. 2, a center tension line 10 of glass-reinforced plastic material serving as a center line is installed at the center of the composite processing branch line to gather one or more optical fibers 14. The coating part 12 coated with a resin-based material is formed on the surface of the central tension line 10 to minimize contact friction with the optical fibers 14 and buffer compression on the optical fibers 14. do. At least one or more first tube 16 made of a resin-based material for mounting one or more optical fibers 14 coated with an acrylic coating may be gathered around the center tensile line 10. At this time, the surfaces of the respective first tubes 16 are marked in different colors for identification. In addition, the one or more optical fibers 14 are mounted on the first tube 16 having a constant penetration rate to each other, the optical fiber 14 inside the first tube 16 on which the optical fiber 14 is mounted. Jelly 24 is filled to prevent moisture from penetrating the surface.

In addition, a heat resistant tape 18 is wound around the first tube 16 to bundle one or more first tubes 16 together in the same circle in order to gather the second tube 20. A second tube 20 made of a resin-based material is installed on the circumferential surface of the tape 18 to prevent the optical fiber 14 from penetrating ultraviolet rays, moisture, and foreign matter. At this time, each of the first tube 16 is collected in the second tube 20 while having a constant penetration rate in a circular shape without overlapping in the central tension line 10. In addition, the second tube 20 is manufactured by extrusion after mixing a resin-based material and a dye mixture for preventing UV penetration of 1% or more. In addition, a plurality of steel wires 22 coated with conductive aluminum are installed on the circumferential surface of the second tube 20 to protect the optical fibers 14 from external impact and compression.

Referring to the manufacturing method of the optical fiber composite processing line according to an embodiment of the present invention configured as described above are as follows.

First, the center tension line 10 for the aggregation of the optical fibers 14 is made of glass-reinforced plastic material, and then the surface of the center tension line 10 is coated with a resin-based material. Thereafter, after the optical fiber 14 is acrylic-coated, a first tube 16 for mounting at least one optical fiber 14 is manufactured of a resin-based material, and the optical fibers 10 are first tube 16. Inside). Then, the silicon-based jelly 24 is filled in the first tube 16 in which the optical fiber 14 is mounted. At this time, in order to identify each of the plurality of first tubes 16 are marked with different colors.

Thereafter, the plurality of first tubes 16 on which the optical fiber 14 is mounted are assembled along a circumferential tension line 10, and then the plurality of first tubes 16 are connected using a heat resistant tape 18. Tie in the same circle. Thereafter, the second tube 20 for aggregating the first tubes 16 is manufactured by mixing at least 1% of a resin-based material and a dye mixture that prevents UV penetration, and then compressing the same. The bundled first tube 16 is assembled to the second tube 20. Thereafter, a plurality of steel wires 22 coated with aluminum are provided along the circumferential surface of the second tube 20, so that the multi-core optical fiber composite processing wire is manufactured.

As described above, the optical fiber composite processing wire according to the embodiment of the present invention uses a multi-core optical fiber composite processing wire that can mount a large amount of optical fiber by using a resin-based tube instead of an aluminum rod to mount the optical fiber. It can be manufactured, by using the resin-based tube to prevent the penetration of moisture and foreign substances to ensure long-term reliability of the cable, and also to protect the optical fiber from external impact or compression due to the buffering action of the tube. Since the outer diameter of the tube is small, the outer diameter and weight of the optical fiber composite processing wire can be reduced to improve the safety of the steel tower, and since the tube thickness is 1 mm or more, it is resistant to ultraviolet rays and has little deformation to the external environment. Rapid temperature rise of cable caused by lightning or fault current There is an effect that can block oil from being delivered.

Claims (12)

In the structure of the optical fiber composite processing wire, The composite processing branch line aggregates one or more optical fibers 14 into the first tube 16 along the circumference of the center tensile line 10, and the plurality of first tubes 16 on which the optical fiber 14 is mounted. The structure of the optical fiber composite processing wire, which consists of a second tube (20) in order to protect against ultraviolet rays, moisture, and foreign matter penetration, and is installed as a steel wire (22) coated with a highly conductive material. 2. The structure of an optical fiber composite processing line according to claim 1, wherein the optical fiber (14) is an optical fiber that is acrylic coated to mount a multicore to the first tube (16). The structure of an optical fiber composite processing line according to claim 1, wherein the first tube (16) is marked to distinguish between the tubes. According to claim 1, wherein the second tube (20) is a structure of the optical fiber composite processing line, characterized in that the resin-based material and the dye mixture to prevent UV penetration by mixing at least 1%. The structure of the optical fiber composite processing line according to claim 1, wherein the center tensile line (10) is made of glass-reinforced plastics. In the structure of the optical fiber composite processing wire, A central tensile line 10 is installed at the center of the composite processing branch line to collect the optical fibers 14, and the first tube 16 is provided with one or more optical fibers 14 around the central tensile line 10. ) Is gathered at least one, and a tape 18 is wound around the first tube 16 to bundle the at least one first tube 16 and then collect the secondary tube 20. The peripheral surface of the tape 18 is provided with a second tube 20 that protects the optical fibers 14 from ultraviolet rays, moisture and foreign matter penetration, and the external impact and the peripheral surface of the second tube 20 The structure of the optical fiber composite processing wire, characterized in that the steel wire 22 of the conductive material is installed to protect the optical fiber 14 from compression. The method of claim 6, wherein the center tension line 10 is made of a glass-reinforced plastic material, the surface of the center tension line 10 is coated with a resin-based material to minimize contact friction with the optical fiber 14 Structure of the optical fiber composite processing line, characterized in that the coating portion 12 is formed. 7. The structure of the optical fiber composite processing wire according to claim 6, wherein the optical fiber (14) is an optical fiber that is acrylic coated to mount a multicore to the first tube (16). 7. The structure of the optical fiber composite processing wire according to claim 6, wherein the first tube (16) is made of a resin-based material and is marked to distinguish between the tubes. The method according to claim 6 or 9, wherein the first tube 16 is aggregated with one or more optical fibers 14 having a constant penetration rate to each other, the plurality of first tubes 16 is the central tensile line ( 10) The structure of the optical fiber composite processing line, characterized in that the aggregated inside the second tube (20) having a constant elongation in a circle without overlapping. The structure of the optical fiber composite processing line according to claim 6, wherein the second tube (20) is made by extrusion of a resin-based material. 12. The structure of the optical fiber composite processing wire according to claim 11, wherein the second tube (20) is manufactured by mixing at least 1% of a resin-based material and a dye mixture to prevent UV penetration.