CN218481679U

CN218481679U - PC (polycarbonate) Teflon sleeve optical cable

Info

Publication number: CN218481679U
Application number: CN202222791748.0U
Authority: CN
Inventors: 王晓锋; 李洋涛; 苑宏亮; 何新林; 陈杰洪; 范建聪; 周小青; 吴舒敏
Original assignee: Guangdong Tefa Information Optical Cable Co ltd
Current assignee: Guangdong Tefa Information Optical Cable Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-02-14
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a PC teflon sleeve pipe optical cable, relates to the technical field of communication, including the optical cable armor, the inside center of optical cable armor is provided with central reinforcement, the inside of optical cable armor is provided with a plurality of PC teflon double-layer sleeve pipes that encircle around central reinforcement in the side of central reinforcement, every the PC teflon double-layer sleeve pipe includes the PC pipe, the PC pipe surface all overlaps and has the teflon pipe, and polycarbonate's comprehensive properties is excellent, especially high temperature resistant, high strength and low linear expansion coefficient; the Teflon has the characteristics of high temperature resistance, wear resistance, corrosion resistance, high insulation, excellent electrical property and the like, and the Teflon are made into a double-layer sleeve, so that the Teflon not only has the excellent mechanical property of the traditional common sleeve, but also has the excellent environmental resistance of high temperature resistance, flame retardance, corrosion resistance, high insulation and the like, and meanwhile, the optical cable has good comprehensive performance and stable structure, can be made of all-dielectric materials and can be widely applied to various application scenes.

Description

PC (polycarbonate) Teflon sleeve optical cable

Technical Field

The utility model relates to the field of communication technology, specifically be a PC teflon sleeve pipe optical cable.

Background

Among the conventional optical cable ferrules, a commonly used ferrule is a polybutylene terephthalate (PBT) ferrule, a modified polypropylene (PP) ferrule or a thermoplastic polyester elastomer (TPEE) ferrule, for example, patent networks disclose a layer stranded optical cable (publication: CN 204650037U) having a high optical fiber density, the optical fiber-covering material of the optical cable is a fixed layer, and the fixed layer is made of polybutylene terephthalate or polypropylene, although the ferrules made of these materials have excellent mechanical properties, the requirements on environmental properties, especially flame retardancy, corrosion resistance, insulation properties, etc., are gradually increased with the increase of the laying amount of the optical cable, and the commonly used ferrule is deficient in this respect, so that those skilled in the art have proposed a PC teflon ferrule optical cable.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a PC teflon sleeve pipe optical cable has solved the problem in the above-mentioned background.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a PC teflon sleeve pipe optical cable, includes the optical cable armor, the inside center of optical cable armor is provided with central reinforcement, the inside of optical cable armor is provided with a plurality of PC teflon double-deck sleeve pipes that encircle around central reinforcement in the side of central reinforcement, every PC teflon double-deck sleeve pipe includes the PC pipe, PC pipe surface all overlaps there is the teflon pipe.

As the utility model discloses further technical scheme, every PC teflon double casing's inside all is provided with many optic fibre, every all the packing has the optic fibre oleamen around optic fibre in the PC teflon double casing.

As a further technical scheme of the utility model, the inside of optical cable armor still is provided with the filling rope in central reinforcement and around with, the inside of PC teflon double-deck pipe still is provided with many water-blocking materials in central reinforcement and PC teflon double-deck pipe gap department.

As a further technical scheme of the utility model, the outer surface cover of optical cable armor has the oversheath.

As a further technical scheme of the utility model, the material of PC pipe is polycarbonate, the material of teflon pipe is teflon.

As a further technical scheme of the utility model, the PC pipe: the thickness of the Teflon tube is 1:2-1:3.

advantageous effects

The utility model provides a PC teflon sleeve pipe optical cable. Compared with the prior art, the method has the following beneficial effects:

1. the PC teflon sleeve optical cable has excellent comprehensive performance of polycarbonate, particularly high temperature resistance, high strength and low linear expansion coefficient; the Teflon has the characteristics of high temperature resistance, wear resistance, corrosion resistance, high insulation, excellent electrical property and the like, and the Teflon are made into a double-layer sleeve, so that the double-layer sleeve not only has the excellent mechanical property of the traditional common sleeve, but also has the excellent environmental resistance of high temperature resistance, flame retardance, corrosion resistance, high insulation and the like.

2. The PC teflon sleeve optical cable is good in comprehensive performance and stable in structure, can be made of all-dielectric materials, and can be widely applied to various application scenes.

Drawings

FIG. 1 is a schematic structural diagram of a PC Teflon casing optical cable;

fig. 2 is a schematic diagram of a PC teflon double-layer sleeve structure of a PC teflon sleeve optical cable.

In the figure: 1. an optical cable armor layer; 2. a PC Teflon double-layer sleeve; 201. a PC tube; 202. a Teflon tube; 3. optical fiber ointment; 4. an optical fiber; 5. filling a rope; 6. a central reinforcement; 7. a water blocking material; 8. an outer sheath.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution of PC teflon sleeve optical cable: the utility model provides a PC teflon sleeve pipe optical cable, including optical cable armor 1, the inside center of optical cable armor 1 is provided with central reinforcement 6, optical cable armor 1's inside is provided with a plurality of PC teflon double-layer casing 2 that encircle around central reinforcement 6 in the side of central reinforcement 6, every PC teflon double-layer casing 2 includes PC pipe 201, PC pipe 201 surface all overlaps and has teflon pipe 202, every PC teflon double-layer casing 2's inside all is provided with many optic fibre 4, every PC teflon double-layer casing 2 is interior all to have optic fibre oleamen 3 around optic fibre 4, the material of PC pipe 201 is polycarbonate, the material of teflon pipe 202 is teflon, PC pipe 201: the thickness of the teflon tube 202 is 1:2-1:3, the PC pipe 201 is made of polycarbonate, the polycarbonate has excellent comprehensive performance, especially high temperature resistance, high strength and low linear expansion coefficient, the Teflon pipe 202 has the characteristics of high temperature resistance, wear resistance, corrosion resistance, high insulation, excellent electrical property and the like, and the two are made into a double-layer sleeve which not only has excellent mechanical property of the traditional common sleeve, but also has excellent environment resistance such as high temperature resistance, flame retardance, corrosion resistance, high insulation and the like.

The cable armor layer 1 is characterized in that a filling rope 5 is further arranged inside the central reinforcement 6 and around the central reinforcement 6, a plurality of water blocking materials 7 are further arranged in the gap between the central reinforcement 6 and the PC Teflon double-layer sleeve 2 inside the PC Teflon double-layer sleeve 2, an outer sheath 8 is sleeved on the outer surface of the cable armor layer 1, when the cable armor layer is used, the central reinforcement 6 is used for bearing longitudinal tension of an optical cable, the optical cable armor layer 1 plays a role in protecting internal components, the outer sheath 8 plays a role in sun protection and wear resistance, the water blocking materials 7 prevent water seepage of a cable core, and the filling rope 5 keeps the structure of the cable core compact.

The utility model discloses a theory of operation: the PC pipe 201 is made of polycarbonate which has excellent comprehensive performance, particularly high temperature resistance, high strength and low linear expansion coefficient, the Teflon pipe 202 has the characteristics of high temperature resistance, wear resistance, corrosion resistance, high insulation, excellent electrical property and the like, and the two layers of the PC pipe and the Teflon pipe are made into a double-layer sleeve which not only has the excellent mechanical property of the traditional common sleeve, but also has excellent environment resistance such as high temperature resistance, flame retardance, corrosion resistance, high insulation and the like;

when the optical cable is used, the optical fibers 4 are used for transmitting optical signals, the optical fiber ointment 3 is used for preventing the optical fibers 4 from contacting water, the central reinforcement 6 is used for bearing longitudinal tensile force of the optical cable, the optical cable armor layer 1 plays a role in protecting internal components, the outer sheath 8 plays a role in sun protection and wear resistance, the water blocking material 7 prevents water seepage of the cable core, and the filling ropes 5 keep the cable core compact in structure.

Claims

1. The utility model provides a PC teflon sleeve pipe optical cable, includes optical cable armor (1), its characterized in that, the inside center of optical cable armor (1) is provided with central reinforcement (6), the inside of optical cable armor (1) is provided with a plurality of PC teflon double casing pipes (2) that encircle around central reinforcement (6) in the side of central reinforcement (6), every PC teflon double casing pipe (2) include PC pipe (201), PC pipe (201) surface all overlaps and has teflon pipe (202).

2. The PC Teflon sleeve optical cable according to claim 1, wherein a plurality of optical fibers (4) are arranged inside each PC Teflon double-layer sleeve (2), and an optical fiber ointment (3) is filled around the optical fibers (4) inside each PC Teflon double-layer sleeve (2).

3. The PC Teflon sleeve optical cable according to claim 1, wherein a filling rope (5) is further arranged inside the optical cable armor layer (1) and around the central reinforcer (6), and a plurality of water blocking materials (7) are further arranged inside the PC Teflon double-layer sleeve (2) and in a gap between the central reinforcer (6) and the PC Teflon double-layer sleeve (2).

4. The PC Teflon sleeve optical cable according to claim 1, wherein an outer sheath (8) is sleeved on the outer surface of the optical cable armor layer (1).

5. The PC Teflon sleeve optical cable according to claim 1, wherein the PC pipe (201) is made of polycarbonate, and the Teflon pipe (202) is made of Teflon.

6. The PC teflon sleeve optical cable of claim 1, wherein the PC tube (201): the thickness of the Teflon tube (202) is 1:2-1:3.