Corrosion-resistant fiber optic jumper

Abstract

The application discloses a kind of corrosion-resistant fiber optic patch cords, including optical cable, both ends of the optical cable are equipped with connector plug, the optical cable includes protective outer cover, protective inner cover and glass core for realizing light propagation, the diameter of the glass core is 50-65 μm, and the outer side of the glass core is wrapped with a layer of glass envelope, the refractive index of the glass envelope is lower than the refractive index of glass core, the outer surface of the glass envelope is provided with transparent composite coating, the composite coating is formed by anticorrosion coating and wear-resistant coating, and the thickness of the composite coating is 5-10 μm, while the outer side of the glass envelope is provided with a plurality of reinforcing filaments, a plurality of the reinforcing filaments are twisted together and spirally wound on the glass envelope, and the reinforcing filaments are transparent or translucent.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of optical fiber jumpers, in particular to a corrosion-resistant optical fiber jumper. BACKGROUND

[0002] In optical fiber transmission, an optical fiber jumper is a passive device and is one of basic devices of the bottom layer of optical fiber communication architecture, that is, a data link layer. The optical fiber jumper usually comprises an optical fiber line and connector assemblies connected at both ends of the optical fiber line. The original optical fiber jumper is only used for optical transmission. With the progress of science and technology, the communication industry has been greatly developed, and the application of the optical fiber jumper is becoming more and more extensive. The optical fiber jumper is used for jump connection from equipment to an optical fiber wiring link. However, the existing optical fiber jumper has single function and poor corrosion resistance, thereby shortening the service life of the optical fiber jumper. SUMMARY

[0003] In order to overcome the defects of the prior art, the application provides a corrosion-resistant optical fiber jumper.

[0004] The technical scheme adopted by the application to solve the technical problem is that the corrosion-resistant optical fiber jumper comprises an optical cable, connector plugs are installed at both ends of the optical cable, the optical cable comprises a protective outer sleeve, a protective inner sleeve and a glass core for realizing optical propagation, the diameter of the glass core is 50-65 mu m, a layer of glass envelope is wrapped outside the glass core, the refractive index of the glass envelope is lower than that of the glass core, a transparent composite coating is arranged on the outer surface of the glass envelope, the composite coating is formed by mixing an anti-corrosion coating and a wear-resistant coating, the thickness of the composite coating is 5-10 mu m, a plurality of reinforcing filaments are arranged outside the glass envelope, the reinforcing filaments are twisted together and spirally wound on the glass envelope, and the reinforcing filaments are transparent or translucent.

[0005] The reinforcing filaments are wrapped in the protective inner sleeve, a plurality of parallel steel wires are arranged in the protective inner sleeve, the parallel steel wires penetrate through the protective inner sleeve and extend along the length direction of the protective inner sleeve, the plurality of parallel steel wires are annularly distributed with the protective inner sleeve as the center, the protective inner sleeve is made of polyethylene, and the outer surface and the inner surface of the protective inner sleeve are coated with an oxidation-resistant coating, and the thickness of the oxidation-resistant coating is 5-10 mu m.

[0006] The protective outer sleeve is arranged outside the protective inner sleeve, and the protective outer sleeve is also made of polyethylene, and the protective inner sleeve and the protective outer sleeve have a spacing to form an air gap.

[0007] Preferably, the outer surface of the protective outer sleeve is coated with an anti-aging coating, and a plurality of protrusions are formed on the surface of the protective outer sleeve, and the protrusions are semicircular structures.

[0008] Preferably, the surface of the protective outer cover is provided with a plurality of reinforcing components, the reinforcing components comprising a plurality of locking rings and bolts, the outer edge of the locking ring is provided with a connecting part, the connecting part is provided with a threaded hole.

[0009] Preferably, a buffer pad is arranged between the protective outer cover and the protective inner cover, the buffer pad has a plurality of curved parts, the curved parts are in contact with the protective outer cover and the protective inner cover respectively, and the buffer pad has a gap with the protective outer cover and the protective inner cover, and the gap is filled with fire-retardant particles.

[0010] Preferably, the surface of the protective outer cover is provided with a layer of film having anti-corrosion function.

[0011] Compared with the prior art, the beneficial effects of the present application are:

[0012] The outer surface of the glass envelope is provided with a transparent composite coating formed by mixing an anti-corrosion coating and a wear-resistant coating, which can effectively protect the glass core, and the winding reinforcing wire improves the tensile strength of the glass envelope, and the protective inner cover and the protective inner cover improve the internal protection effect and have strong corrosion resistance. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The structure of the present application is shown in the figure.

[0014] Figure label:

[0015] Glass core 1, glass envelope 2, reinforcing wire 3, protective inner cover 4, protective outer cover 5, anti-aging coating 6, buffer pad 7, protruding part 8, locking ring 9, connecting part 10, fire-retardant particle 11, threaded hole 12, bolt 13, film 14, parallel steel wire 15. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0017] As Figure 1As shown, the present application provides a kind of corrosion-resistant fiber optic jumper, including optical cable, both ends of the optical cable are equipped with connector plug, the optical cable includes protective outer sheath 5, protective inner sheath 4 and glass core 1 for realizing light propagation, the diameter of the glass core 1 is 50-65 μm, and the outer side of the glass core 1 is wrapped with a layer of glass envelope 2, the refractive index of the glass envelope 2 is lower than the refractive index of glass core 1, the outer surface of the glass envelope 2 is provided with transparent composite coating, the composite coating is formed by anticorrosive coating and wear-resistant coating, and the thickness of composite coating is 5-10 μm, while the outer side of glass envelope 2 is provided with a plurality of reinforcing filaments 3, a plurality of the reinforcing filaments 3 are twisted together and spirally wound on the glass envelope 2, and the reinforcing filaments 3 are transparent or translucent;

[0018] The protective inner sheath 4 wraps the reinforcing filaments 3, and the protective inner sheath 4 is provided with a plurality of parallel steel wires 15, the parallel steel wires 15 penetrate the protective inner sheath 4 and extend along the length direction of the protective inner sheath 4, and the plurality of parallel steel wires 15 are annularly distributed with the protective inner sheath 4 as the center, the protective inner sheath 4 is made of polyethylene, and the outer surface and the inner surface of the protective inner sheath 4 are coated with an antioxidant coating, and the thickness of the antioxidant coating is 5-10 μm;

[0019] The protective outer sheath 5 is arranged outside the protective inner sheath 4, and the protective outer sheath 5 is also made of polyethylene, and the protective inner sheath 4 and the protective outer sheath 5 have a spacing to form an air gap.

[0020] The outer surface of the protective outer sheath 5 is coated with an anti-aging coating 6, and a plurality of protrusions 8 are formed on the surface of the protective outer sheath 5, and the protrusions 8 are semicircular in shape.

[0021] A plurality of reinforcing components are arranged on the surface of the protective outer sheath 5, and the reinforcing components include a plurality of locking rings 9 and bolts 13, the outer edge of the locking ring 9 is provided with a connecting portion 10, and the connecting portion 10 is provided with a threaded hole 12.

[0022] A buffer pad 7 is arranged between the protective outer sheath 5 and the protective inner sheath 4, the buffer pad 7 has a plurality of arcuate portions, the arcuate portions are in contact with the protective outer sheath 5 and the protective inner sheath 4 respectively, and the buffer pad 7 has a gap with the protective outer sheath 5 and the protective inner sheath 4, and the gap is filled with fire-retardant particles 11.

[0023] A thin film 14 with corrosion-resistant function is arranged on the surface of the protective outer sheath 5.

[0024] The outer surface of the glass envelope is provided with a transparent composite coating formed by mixing an anti-corrosion coating and a wear-resistant coating, which can effectively protect the glass core, and the winding reinforcing wire improves the tensile strength of the glass envelope, and the protective inner sleeve and the reinforcing wire of the protective inner sleeve further improve the internal protection effect and the corrosion resistance.

[0025] It will be apparent to those skilled in the art that the application is not limited to the details of the above-exemplified embodiments and that the application can be implemented in other particular forms without departing from the spirit or essential characteristics of the application. The embodiments should therefore be considered in all respects as illustrative and not restrictive, the scope of the application being defined by the appended claims rather than by the above description, and it is therefore intended that all changes that come within the meaning and range of equivalency of the claims are resolvable position the application. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A corrosion resistant fiber optic jumper cable, characterized by, The optical cable comprises a connector plug installed at both ends of the optical cable, the optical cable comprises a protective outer cover, a protective inner cover and a glass core for realizing light propagation, the diameter of the glass core is 50-65 mu m, and the outer side of the glass core is wrapped with a glass envelope, the refractive index of the glass envelope is lower than the refractive index of the glass core, the outer surface of the glass envelope is provided with a transparent composite coating, the composite coating is formed by mixing an anti-corrosion coating and a wear-resistant coating, and the thickness of the composite coating is 5-10 mu m, and the outer side of the glass envelope is provided with a plurality of reinforcing wires, the plurality of reinforcing wires are twisted together and spirally wound on the glass envelope, and the reinforcing wires are transparent or translucent; The protective inner cover wraps the reinforcing wires, and the protective inner cover is provided with a plurality of parallel steel wires, the parallel steel wires penetrate through the protective inner cover and extend along the length direction of the protective inner cover, and the plurality of parallel steel wires are distributed in a ring shape with the protective inner cover as the center, the protective inner cover is made of polyethylene, and the outer surface and the inner surface of the protective inner cover are coated with an antioxidant coating, and the thickness of the antioxidant coating is 5-10 mu m; The protective outer cover is arranged outside the protective inner cover, and the protective outer cover is also made of polyethylene, and the protective inner cover and the protective outer cover have a spacing to form an air gap; The outer surface of the protective outer cover is coated with an anti-aging coating, and a plurality of protrusions are formed on the surface of the protective outer cover, the protrusions are semicircular in shape; The surface of the protective outer cover is provided with a plurality of reinforcing assemblies, the reinforcing assembly comprises a plurality of locking rings and bolts, the outer edge of the locking ring is provided with a connecting portion, and the connecting portion is provided with a threaded hole; The protective outer cover and the protective inner cover are provided with a buffer pad, the buffer pad has a plurality of arc portions, the arc portions are in contact with the protective outer cover and the protective inner cover respectively, and the buffer pad has a gap with the protective outer cover and the protective inner cover, and the gap is filled with flame-retardant particles.

2. The corrosion resistant fiber optic jumper of claim 1, wherein, The surface of the protective outer cover is provided with a thin film with anti-corrosion function.

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