CN219533464U

CN219533464U - Flat optical cable structure convenient to overhaul

Info

Publication number: CN219533464U
Application number: CN202320201602.8U
Authority: CN
Inventors: 张开华; 文小强
Original assignee: Sichuan Yuantong Communication Co ltd
Current assignee: Sichuan Yuantong Communication Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-08-15
Anticipated expiration: 2033-02-07

Abstract

The utility model discloses a flat optical cable structure convenient to overhaul, which comprises: the fiber core, the reinforcing piece and the feeder line are arranged in a sleeved mode, the outer side of the fiber core is wrapped with a loose tube, waterproof ointment is filled in the loose tube, and the fiber core is protected through the waterproof ointment; the reinforcing parts are symmetrically arranged on two sides of the fiber core respectively, and the diameter of the reinforcing parts is not smaller than the outer diameter of the loose tube; the outer parts of the loose tubes and the reinforcing parts are respectively provided with a crust; the feeder comprises copper wires and a sheath inside, and the feeder is arranged close to the side edge of the sheath. This flat optical cable structure sets up the reinforcement of equivalent diameter in the both sides of optic fibre fiber core, plays the effect of protection optic fibre, avoids optic fibre to take place to damage under tensile, the action of buckling, is equipped with the feeder on the crust of optical cable simultaneously, can accurately detect the fault point on the optic fibre passageway through the feeder, makes things convenient for maintenance personal's maintenance.

Description

Flat optical cable structure convenient to overhaul

Technical Field

The utility model relates to the technical field of optical cables, in particular to a flat optical cable structure convenient to overhaul.

Background

The optical cable is arranged as a national foundation, plays an important role in communication and safety, has various structures including a strip shape, an elliptic shape, a self-supporting shape and the like according to different purposes, is not easy to overhaul when damaged or failed due to the fact that the optical cable is generally buried under the ground, and needs to spend a large amount of time and cost to find a failure point and consumes a large amount of manpower and material resources.

Disclosure of Invention

The utility model provides a flat optical cable structure convenient to overhaul, which is convenient to overhaul and can protect an optical fiber core.

A flat cable structure for facilitating access, comprising: the fiber core, the reinforcing piece and the feeder line are arranged in a sleeved mode, the outer side of the fiber core is wrapped with a loose tube, waterproof ointment is filled in the loose tube, and the fiber core is protected through the waterproof ointment; the reinforcing parts are symmetrically arranged on two sides of the fiber core respectively, and the diameter of the reinforcing parts is not smaller than the outer diameter of the loose tube; the outer parts of the loose tubes and the reinforcing parts are respectively provided with a crust; the feeder lines are arranged close to the side edges of the outer skin.

Further, the feeder includes an inner copper wire and a sheath.

Further, the core and the reinforcement are both cylindrical.

Further, the outer skin is made of medium density polyethylene.

Further, the reinforcing member is made of glass fiber reinforced plastic.

The utility model has the following beneficial effects: this flat optical cable structure sets up the reinforcement of equivalent diameter in the both sides of optic fibre fiber core, plays the effect of protection optic fibre, avoids optic fibre to take place to damage under tensile, the action of buckling, is equipped with the feeder on the crust of optical cable simultaneously, can accurately detect the fault point on the optic fibre passageway through the feeder, makes things convenient for maintenance personal's maintenance.

Drawings

FIG. 1 is a schematic cross-sectional view of the structure of the present utility model.

In the figure: 1-a fiber core; 2-loose tubes; 3-a stiffener; 4-waterproof ointment; 5-crust; 6-feeder.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

Referring to fig. 1, the present utility model provides a flat optical cable structure for easy access, comprising: the fiber core 1, the reinforcement 3 and the feeder 6 are arranged on the outer side of the fiber core 1 in a wrapping mode, the loose tube 2 is filled with waterproof ointment 4, the loose tube 2 is made of PBT material, and the manufactured sleeve is high in strength, free of deformation and ageing resistant, and the whole loose tube 2 is filled with the waterproof ointment 4 to prevent water from seeping into the fiber optic cable; the reinforcing members 3 are symmetrically arranged on two sides of the fiber core 1 respectively, and the diameter of the reinforcing members 3 is not smaller than the outer diameter of the loose tube 2.

The feeder line 6 comprises an inner copper wire and a sheath 5, and the feeder line 6 is arranged close to the side edge of the sheath 5.

The fiber core 1 and the reinforcement 3 are cylindrical, and have strong deformation resistance.

The outer parts of the loose tube 2 and the reinforcement 3 are respectively provided with a crust 5; the sheath 5 is made of medium density polyethylene, the relative density is 0.926-0.953, and the performance of the sheath is between that of high density polyethylene and low density polyethylene, so that the rigidity of the high density polyethylene is maintained, the flexibility and creep resistance of the low density polyethylene are realized, the advantages of the high density polyethylene and the low density polyethylene are integrated, the sheath has absolute advantages in the aspects of manufacturing gas distribution pipes, water distribution pipes, communication and cable sheaths, and the sheath materials are considered to be the most suitable sheath materials for communication cables and optical fiber cables in the world due to the characteristics of good environmental stress cracking resistance, weldability, long service life and the like.

The reinforcement 3 is made of glass fiber reinforced plastic, which is also commonly called glass fiber reinforced plastic, is a composite material with better performance and wide application, and has the characteristics of light weight, high specific strength, corrosion resistance, good electrical insulation performance, slow heat transfer, good thermal insulation performance, good instantaneous ultrahigh temperature resistance, easy coloring, electromagnetic wave transmission and the like. Compared with the common metal materials, the metal material can basically meet the performance requirements of various different applications on the product in use.

The foregoing is merely a preferred embodiment of the utility model, which is not representative of all possible forms of the utility model, and the scope of the utility model is not limited to such specific statements and embodiments. Various other modifications and improvements can be made in light of the teachings of the present disclosure without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a flat optical cable structure convenient to overhaul which characterized in that includes: the fiber core comprises a fiber core (1), a reinforcement (3) and a feeder (6), wherein a loose tube (2) is wrapped on the outer side of the fiber core (1), waterproof ointment (4) is filled in the loose tube (2), and the fiber core (1) is protected through the waterproof ointment (4); the reinforcing pieces (3) are respectively and symmetrically arranged at two sides of the fiber core (1), and the diameter of each reinforcing piece (3) is not smaller than the outer diameter of the loose tube (2); the outer parts of the loose tube (2) and the reinforcement (3) are respectively provided with a crust (5); the feeder line (6) is arranged close to the side edge of the outer skin (5).

2. The fiber optic ribbon cable structure for facilitating access of claim 1, wherein: the feeder (6) comprises an inner copper wire and a sheath (5).

3. The fiber optic ribbon cable structure for facilitating access of claim 1, wherein: the fiber core (1) and the reinforcement (3) are both cylindrical.

4. The fiber optic ribbon cable structure for facilitating access of claim 1, wherein: the outer skin (5) is made of medium density polyethylene.

5. The easy access flat cable construction of any one of claims 1 to 4, wherein: the reinforcement (3) is made of glass fiber reinforced plastic.