CN219456592U

CN219456592U - Optical fiber with good wear resistance

Info

Publication number: CN219456592U
Application number: CN202320662450.1U
Authority: CN
Inventors: 莫珍惠
Original assignee: Shenzhen Oba Technology Ltd
Current assignee: Shenzhen Oba Technology Ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-08-01
Anticipated expiration: 2033-03-30

Abstract

The utility model belongs to the technical field of optical fibers, and particularly relates to an optical fiber with good wear resistance, which comprises an optical fiber wire, a protective layer, a reinforcing wire, a flexible filling layer, reinforcing ribs, a heat insulation layer and a wear-resistant layer, wherein the protective layer is arranged on the outer side of the optical fiber wire, the reinforcing wire is arranged in the optical fiber wire, the flexible filling layer is arranged on the outer side of the protective layer, the reinforcing ribs are arranged in the flexible filling layer, the heat insulation layer is arranged on the outer side of the flexible filling layer, and the wear-resistant layer is arranged on the outer side of the heat insulation layer. According to the utility model, the wear-resistant layer is additionally arranged on the outer side of the heat-insulating layer, so that the wear resistance of the surface of the optical fiber can be increased through the wear-resistant layer in the threading process, the wear resistance of the surface of the optical fiber can be effectively increased, and the optical fiber damage in the installation process can be avoided.

Description

Optical fiber with good wear resistance

Technical Field

The utility model relates to the technical field of optical fibers, in particular to an optical fiber with good wear resistance.

Background

The optical fiber is a short-term optical fiber, which is a fiber made of glass or plastic and can be used as a light transmission tool. The utility model patent with the publication number of CN203350479U discloses an optical fiber, which sequentially comprises a fiber core, a first cladding, a second cladding, a third cladding and a protective layer from inside to outside; the radius of the fiber core is 3.23 μm; the radius of the first cladding is 9.85 μm, and the refractive index difference delta 1 relative to the fiber core is-0.24; the radius of the second cladding is 15.89 μm, and the refractive index difference delta 2 relative to the fiber core is-0.33; the radius of the third cladding layer is 17.54 mu m, the refractive index difference relative to the fiber core is 0.72, and the bending loss can be greatly reduced by adopting the optical fiber with the structure. But current optic fibre needs to carry out the threading at the in-process of using, when the threading, the surface needs to rub in the inside prefabricated pipeline of wall, and the surface takes place to break easily after the friction, causes the optic fibre to damage to at the in-process of threading, optic fibre intensity is lower, when the threading blocks, leads to the optic fibre fracture easily, influences the normal use of optic fibre. Therefore, improvements are needed.

Disclosure of Invention

The utility model aims to provide an optical fiber with good wear resistance, which solves the problems that the surface wear resistance of the optical fiber is poor and the strength of the optical fiber is low and the optical fiber is easy to break.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an optic fibre that wearability is good, includes fiber silk, protective layer, reinforcement wire, flexible filling layer, strengthening rib, insulating layer, wearing layer, the outside of fiber silk is provided with the protective layer, the inside of fiber silk is provided with the reinforcement wire, the outside of protective layer is provided with flexible filling layer, the inside of flexible filling layer is provided with the strengthening rib, the outside of flexible filling layer is provided with the insulating layer, the outside of insulating layer is provided with the wearing layer.

Preferably, the protective layer is made of crosslinked polyethylene, and the protective layer can protect the filaments.

Preferably, the flexible filling layer is made of NBR foam, the reinforcing wires are nylon wires, and the flexible filling layer can increase the integral strength of the optical fiber.

Preferably, the heat insulation layer is made of aluminum silicate fiber, and the heat insulation layer can block the temperature.

Preferably, the wear-resistant layer is made of polytetrafluoroethylene, and the wear-resistant layer can increase the surface wear resistance of the optical fiber.

Preferably, the reinforcing ribs are steel wires, and the reinforcing ribs can increase the overall strength of the optical fiber and avoid breaking.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the wear-resistant layer is additionally arranged on the outer side of the heat-insulating layer, so that the wear resistance of the surface of the optical fiber can be increased through the wear-resistant layer in the threading process, the wear resistance of the surface of the optical fiber can be effectively increased, and the optical fiber damage in the installation process can be avoided.

2. According to the utility model, the reinforcing ribs are additionally arranged in the flexible filling layer, the reinforcing wires are additionally arranged in the optical fiber wires, and the like, so that the strength of the optical fiber wires can be increased through the reinforcing wires in the use process, and the whole tensile capacity of the optical fiber is increased through the reinforcing ribs, thereby effectively avoiding breakage in the process of pulling the optical fiber.

Drawings

FIG. 1 is a perspective view of the structure of the present utility model;

fig. 2 is a right side view of fig. 1 of the present utility model.

In the figure: 1. an optical fiber; 2. a protective layer; 3. reinforcing wires; 4. a flexible filler layer; 5. reinforcing ribs; 6. a thermal insulation layer; 7. and a wear-resistant layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, an optical fiber with good wear resistance comprises an optical fiber 1, a protective layer 2, a reinforcing wire 3, a flexible filling layer 4, a reinforcing rib 5, a heat insulation layer 6 and a wear-resistant layer 7, wherein the protective layer 2 is arranged on the outer side of the optical fiber 1, the reinforcing wire 3 is arranged in the optical fiber 1, the protective layer 2 is made of crosslinked polyethylene, and the protective layer 2 can protect the optical fiber 1.

Referring to fig. 1 and 2, a flexible filling layer 4 is disposed on the outer side of the protective layer 2, reinforcing ribs 5 are disposed in the flexible filling layer 4, a heat insulating layer 6 is disposed on the outer side of the flexible filling layer 4, a wear-resistant layer 7 is disposed on the outer side of the heat insulating layer 6, the wear-resistant layer 7 is made of polytetrafluoroethylene, and the wear-resistant layer 7 can increase the surface wear resistance of the optical fiber.

Referring to fig. 1 and 2, the flexible filling layer 4 is made of NBR foam, the reinforcing wire 3 is nylon, the flexible filling layer 4 can increase the protection to the whole optical fiber, the heat insulation layer 6 is made of aluminum silicate fiber, the heat insulation layer 6 can block the temperature, the reinforcing rib 5 is steel wire, the reinforcing rib 5 can increase the whole strength of the optical fiber, and the optical fiber is prevented from being broken.

The specific implementation process of the utility model is as follows: when the optical fiber is required to be threaded, the wear-resistant layer 7 on the outermost side of the optical fiber slides between the wallboard and the spool, the wear-resistant layer 7 is worn in the sliding process, the wear resistance of the optical fiber can be effectively improved because the wear-resistant layer 7 is made of a wear-resistant material, the integral stress intensity of the optical fiber can be improved through the reinforcing wire 3 and the reinforcing rib 5 in the threading process, and the optical fiber breakage in the threading process can be avoided.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an optic fibre that wearability is good, includes optic fibre silk (1), protective layer (2), reinforcement silk (3), flexible filling layer (4), strengthening rib (5), insulating layer (6), wearing layer (7), its characterized in that: the outside of optic fibre silk (1) is provided with protective layer (2), the inside of optic fibre silk (1) is provided with stiffening wire (3), the outside of protective layer (2) is provided with flexible filling layer (4), the inside of flexible filling layer (4) is provided with strengthening rib (5), the outside of flexible filling layer (4) is provided with insulating layer (6), the outside of insulating layer (6) is provided with wearing layer (7).

2. An optical fiber having good abrasion resistance according to claim 1, wherein: the protective layer (2) is made of crosslinked polyethylene.

3. An optical fiber having good abrasion resistance according to claim 1, wherein: the flexible filling layer (4) is made of NBR foam, and the reinforcing wires (3) are nylon wires.

4. An optical fiber having good abrasion resistance according to claim 1, wherein: the heat insulating layer (6) is made of aluminum silicate fibers.

5. An optical fiber having good abrasion resistance according to claim 1, wherein: the wear-resistant layer (7) is made of polytetrafluoroethylene.

6. An optical fiber having good abrasion resistance according to claim 1, wherein: the reinforcing ribs (5) are steel wires.