CN216526430U

CN216526430U - High-temperature-resistant and corrosion-resistant optical cable

Info

Publication number: CN216526430U
Application number: CN202123297247.9U
Authority: CN
Inventors: 柯昌波; 柯昌平; 曾德锋
Original assignee: Shenzhen Keict Co ltd
Current assignee: Shenzhen Keict Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-13
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a high-temperature-resistant and corrosion-resistant optical cable which comprises a structural main body, wherein the structural main body comprises an optical cable inner core, an inner sheath is arranged outside the optical cable inner core in a coated mode, a slow-pressing layer is arranged outside the inner sheath, a temperature-resistant layer is sleeved outside the slow-pressing layer, and a flame-retardant layer is sleeved outside the temperature-resistant layer; the outer surface layers of the inner sheath and the flame retardant layer are provided with anticorrosive coatings; the flame-retardant temperature-resistant performance of the optical cable body is improved through the arrangement of the flame-retardant layer and the temperature-resistant layer; the compression resistance of the optical cable is improved through the inner sheath and the pressure-relieving layer; the anti-corrosion coating is arranged on the surface layer of the inner sheath and the surface layer of the flame-retardant layer, so that the anti-corrosion effect is achieved; the cable has good flame-retardant, high-temperature-resistant, corrosion-resistant and pressure-resistant effects, and the service life of the cable is prolonged.

Description

High-temperature-resistant and corrosion-resistant optical cable

Technical Field

The utility model relates to the technical field of optical cables, in particular to a high-temperature-resistant and corrosion-resistant optical cable.

Background

Optical fiber cables (optical fiber cables) are manufactured to meet optical, mechanical, or environmental performance specifications and are telecommunication cable assemblies that utilize one or more optical fibers disposed in a surrounding jacket as the transmission medium and that may be used individually or in groups. The optical cable is mainly composed of glass fiber with fine optical fiber such as hair, plastic protective sleeve and plastic sheath. The optical cable is a communication line which is formed by a certain number of optical fibers into a cable core in a certain mode, is externally coated with a sheath, and is also coated with an outer protective layer for realizing optical signal transmission.

The existing optical cable structure is exposed outside for a long time and is easily corroded by rainwater, and meanwhile, the stability of the internal structure of the optical cable structure is poor, and the optical cable structure is difficult to be suitable for a high-temperature environment, so that the service life and the use effect of the optical cable structure are poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a high-temperature-resistant and corrosion-resistant optical cable.

The utility model realizes the aim through the following technical scheme, and the high-temperature-resistant anticorrosive optical cable comprises a structural main body, wherein the structural main body comprises an optical cable inner core, an inner sheath is arranged outside the optical cable inner core in a coating manner, a pressure-relieving layer is arranged outside the inner sheath, a temperature-resistant layer is arranged outside the pressure-relieving layer in a covering manner, and a flame-retardant layer is arranged outside the temperature-resistant layer in a covering manner;

and the outer surface layers of the inner sheath and the flame retardant layer are provided with anticorrosive coatings.

Preferably, the slow-pressing layer is made of an elastic silica gel material or an elastic rubber material.

Preferably, the cross section of the pressure-relieving layer is of an annular structure consisting of a plurality of isosceles trapezoids.

Preferably, the surface layer of the flame-retardant layer is provided with wear-resistant strips, and the cross sections of the wear-resistant strips are of semicircular structures.

Preferably, the inner sheath is a tetrafluoroethylene copolymer inner sheath.

The utility model has the beneficial effects that:

the flame-retardant and temperature-resistant performance of the optical cable body is improved through the arrangement of the flame-retardant layer and the temperature-resistant layer; the compression resistance of the optical cable is improved through the inner sheath and the pressure-relieving layer; the anti-corrosion coating is arranged on the surface layer of the inner sheath and the surface layer of the flame-retardant layer, so that the anti-corrosion effect is achieved; the cable has good flame retardant, high temperature resistant, corrosion resistant and pressure resistant effects, and the service life of the cable is prolonged.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front view of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-2:

the high-temperature-resistant and corrosion-resistant optical cable comprises a structural main body, wherein the structural main body comprises an optical cable inner core 6, an inner sheath 5 is arranged outside the optical cable inner core 6 in a coating mode, a pressure-relieving layer 4 is arranged outside the inner sheath 5, a temperature-resistant layer 2 is sleeved outside the pressure-relieving layer 4, and a flame-retardant layer 1 is sleeved outside the temperature-resistant layer 2; and the inner sheath 5 and the outer surface layer of the flame retardant layer 1 are provided with an anticorrosive coating.

Wherein, the slow pressing layer 4 is made of elastic silica gel material or elastic rubber material; the section of the pressure relieving layer 4 is of an annular structure consisting of a plurality of isosceles trapezoids; the surface layer of the flame-retardant layer 1 is provided with a wear-resistant strip 7, and the section of the wear-resistant strip 7 is of a semicircular structure; the inner sheath 5 is a tetrafluoroethylene copolymer inner sheath.

According to the high-temperature-resistant and anti-corrosion optical cable, the flame-retardant layer and the temperature-resistant layer are arranged, so that the flame-retardant and temperature-resistant performance of the optical cable body is improved; the compression resistance of the optical cable is improved through the inner sheath and the pressure-relieving layer; the anti-corrosion coating is arranged on the surface layer of the inner sheath and the surface layer of the flame-retardant layer, so that the anti-corrosion effect is achieved; the cable has good flame retardant, high temperature resistant, corrosion resistant and pressure resistant effects, and the service life of the cable is prolonged.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The high-temperature-resistant and corrosion-resistant optical cable is characterized by comprising a structural main body, wherein the structural main body comprises an optical cable inner core, an inner sheath is arranged outside the optical cable inner core in a coating manner, a pressure-relieving layer is arranged outside the inner sheath, a temperature-resistant layer is sleeved outside the pressure-relieving layer, and a flame-retardant layer is sleeved outside the temperature-resistant layer;

2. The high temperature resistant and corrosion resistant optical cable of claim 1, wherein: the slow-pressing layer is made of elastic silica gel materials or elastic rubber materials.

3. The high temperature resistant and corrosion resistant optical cable of claim 1, wherein: the cross section of the pressure relieving layer is of an annular structure consisting of a plurality of isosceles trapezoids.

4. The high temperature resistant and corrosion resistant optical cable of claim 1, wherein: the surface layer of the flame-retardant layer is provided with wear-resistant strips, and the cross sections of the wear-resistant strips are of semicircular structures.

5. The high temperature resistant and corrosion resistant optical cable of claim 1, wherein: the inner sheath is a tetrafluoroethylene copolymer inner sheath.