CN215416030U

CN215416030U - Corrosion-resistant outdoor optical cable

Info

Publication number: CN215416030U
Application number: CN202121741710.1U
Authority: CN
Inventors: 何炎平
Original assignee: Shenzhen Runxiang Communication Technology Co ltd
Current assignee: Shenzhen Runxiang Communication Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-01-04
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses a corrosion-resistant outdoor optical cable, which relates to the technical field of optical cables and comprises an outer sheath, wherein a central reinforcement is arranged in the middle of the inner part of the outer sheath, a plurality of inner sleeves are arranged at the outer edge of the inner part of the outer sheath, optical fibers are arranged in the inner sleeves, fiber paste is filled in the inner sleeves, a reinforcing layer is arranged on the outer wall of the outer sheath, a corrosion-resistant layer is arranged on the outer wall of the reinforcing layer, and a wear-resistant layer is arranged on the outer wall of the corrosion-resistant layer. According to the utility model, the auxiliary part and the lug of the polyester thermoplastic elastomer play a good buffering role, so that the extruded inner sleeve can be conveniently and rapidly recovered, the extrusion resistance of the optical cable is improved, and the tensile resistance, the corrosion resistance and the wear resistance of the optical cable are respectively improved through the reinforcing layer made of the aluminum strip material, the corrosion-resistant layer made of the chloroprene rubber material and the wear-resistant layer made of the polyurethane rubber material, namely the service life of the optical cable is prolonged.

Description

Corrosion-resistant outdoor optical cable

Technical Field

The utility model relates to the technical field of optical cables, in particular to a corrosion-resistant outdoor 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 can be used individually or in groups, the optical cables being composed primarily of optical fibers (fine glass fibers such as hair) and plastic protective sleeves and plastic sheaths.

However, in the prior art, most of the optical cables used outdoors are often damaged due to outdoor factors due to low wear resistance and corrosion resistance, so that the service life is reduced, and most of the optical cables used outdoors are weak in anti-extrusion capability and easy to deform due to extrusion, so that the internal optical fibers cannot be normally used.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a corrosion-resistant outdoor optical cable, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a corrosion-resistant outdoor optical cable, includes the oversheath, be provided with central reinforcement in the middle of the inside of oversheath, the inside outer department of following of oversheath is provided with a plurality of interior sleeve pipe, a plurality of auxiliary member of outer wall fixedly connected with of central reinforcement, one side fixedly connected with a plurality of lug that central reinforcement was kept away from to the auxiliary member, interior sheathed tube inside is provided with optic fibre, and the inside packing of interior sleeve pipe has fine cream, the outer wall of oversheath is provided with the back up coat, the outer wall of back up coat is provided with the corrosion-resistant layer, the outer wall of corrosion-resistant layer is provided with the wearing layer.

As a further scheme of the utility model: the central reinforcing piece and the inner sleeves are matched with the outer sleeves, and the central reinforcing piece is positioned in the center among the inner sleeves.

As a still further scheme of the utility model: the number of the inner sleeves and the number of the auxiliary pieces are equal, each inner sleeve corresponds to each auxiliary piece one by one, and the inner sleeves are matched with the auxiliary pieces.

As a still further scheme of the utility model: one part of the outer wall of the inner sleeve is in contact with the inner wall of the outer sheath, and the other part of the outer wall of the inner sleeve is in contact with a lug which is a polyester thermoplastic elastomer.

As a still further scheme of the utility model: the reinforcing layer is a component made of an aluminum strip material, the corrosion-resistant layer is a component made of a chloroprene rubber material, and the wear-resistant layer is a component made of a polyurethane rubber material.

As a still further scheme of the utility model: the reinforcing layer, the corrosion-resistant layer and the wear-resistant layer are matched with the outer sheath, the outer sheath is connected with the reinforcing layer through hot melting, the reinforcing layer is connected with the corrosion-resistant layer through hot melting, and the corrosion-resistant layer is connected with the wear-resistant layer through hot melting.

Compared with the prior art, the utility model has the beneficial effects that: the convex block through the auxiliary part and the polyester thermoplastic elastomer plays a good buffering role, the inner sleeve after being extruded is convenient to recover fast, the anti-extrusion capacity of the optical cable is improved, the anti-stretching performance, the anti-corrosion performance and the anti-wear performance of the optical cable are respectively improved through the reinforcing layer made of an aluminum strip material, the anti-corrosion layer made of a chloroprene rubber material and the wear-resistant layer made of a polyurethane rubber material, and the service life of the optical cable is prolonged.

Drawings

Fig. 1 is a schematic structural view of a corrosion-resistant outdoor optical cable.

Fig. 2 is an enlarged schematic structural view of a corrosion-resistant outdoor optical cable.

The labels in the figure are: 1. an outer sheath; 2. a reinforcement layer; 3. a corrosion-resistant layer; 4. a wear layer; 5. a central reinforcement; 6. an inner sleeve; 7. an optical fiber; 8. fiber paste; 9. an auxiliary member; 10. and (4) a bump.

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.

Referring to fig. 1-2, in the embodiment of the utility model, a corrosion-resistant outdoor optical cable includes an outer sheath 1, a central reinforcement 5 is disposed in the middle of the outer sheath 1, a plurality of inner sleeves 6 are disposed at outer edges of the inner sheath 1, a plurality of auxiliary pieces 9 are fixedly connected to outer walls of the central reinforcement 5, a plurality of bumps 10 are fixedly connected to one sides of the auxiliary pieces 9 far away from the central reinforcement 5, optical fibers 7 are disposed in the inner sleeves 6, fiber paste 8 is filled in the inner sleeves 6, a reinforcing layer 2 is disposed on the outer wall of the outer sheath 1, a corrosion-resistant layer 3 is disposed on the outer wall of the reinforcing layer 2, and a wear-resistant layer 4 is disposed on the outer wall of the corrosion-resistant layer 3.

Referring to fig. 1 and 2, the central reinforcement 5 and the inner sleeves 6 are adapted to the outer sheath 1, the central reinforcement 5 is located at the center between the inner sleeves 6, the number of the inner sleeves 6 is equal to that of the auxiliary members 9, each inner sleeve 6 corresponds to each auxiliary member 9, the inner sleeves 6 are adapted to the auxiliary members 9, and each inner sleeve 6 is conveniently limited by the auxiliary members 9.

Referring to fig. 1 and 2, a portion of the outer wall of the inner sleeve 6 is in contact with the inner wall of the outer sheath 1, and another portion of the outer wall of the inner sleeve 6 is in contact with the protrusion 10, the protrusion 10 is a polyester thermoplastic elastomer, and the protrusion 10 of the polyester thermoplastic elastomer plays a role in buffering, so as to reduce the influence of external pressure on the inner sleeve 6.

Referring to fig. 1, the reinforcing layer 2 is an aluminum strip member, the corrosion-resistant layer 3 is a chloroprene rubber member, the wear-resistant layer 4 is a polyurethane rubber member, the aluminum strip member increases the tensile strength of the optical cable through the reinforcing layer 2, the chloroprene rubber member increases the corrosion-resistant performance of the optical cable through the corrosion-resistant layer 3, and the polyurethane rubber member increases the wear-resistant performance of the optical cable through the wear-resistant layer 4.

Referring to fig. 1, the reinforcing layer 2, the corrosion-resistant layer 3, and the wear-resistant layer 4 are adapted to the outer sheath 1, the outer sheath 1 is connected to the reinforcing layer 2 through hot melting, the reinforcing layer 2 is connected to the corrosion-resistant layer 3 through hot melting, and the corrosion-resistant layer 3 is connected to the wear-resistant layer 4 through hot melting, so that the stability of connection among the outer sheath 1, the reinforcing layer 2, the corrosion-resistant layer 3, and the wear-resistant layer 4 is improved.

The working principle of the utility model is as follows: in the using process, the bumps 10 of the polyester thermoplastic elastomer play a role in buffering, the influence of external extrusion on the inner sleeves 6 is reduced, each inner sleeve 6 is conveniently limited through the auxiliary piece 9, the extruded inner sleeves 6 are conveniently and quickly restored, and the extrusion resistance is improved; the anti-stretching performance of the optical cable is improved by the reinforcing layer 2 made of the aluminum strip, the corrosion-resistant layer 3 made of the chloroprene rubber is used for improving the corrosion-resistant performance of the optical cable, the wear-resistant layer 4 made of the polyurethane rubber is used for improving the wear-resistant performance of the optical cable, and the service life of the optical cable is prolonged.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A corrosion-resistant outdoor optical cable comprises an outer sheath (1), and is characterized in that: the utility model discloses a cable sheath, including oversheath (1), oversheath (1) is inside middle to be provided with central reinforcement (5), oversheath (1) is inside to be provided with a plurality of along the department outward and to be provided with a plurality of interior sleeve pipe (6), the outer wall fixedly connected with a plurality of auxiliary member (9) of central reinforcement (5), one side fixedly connected with a plurality of lug (10) of auxiliary member (9) keep away from central reinforcement (5), the inside of interior sleeve pipe (6) is provided with optic fibre (7), and the inside packing of interior sleeve pipe (6) has fine cream (8), the outer wall of oversheath (1) is provided with back up coat (2), the outer wall of back up coat (2) is provided with corrosion-resistant layer (3), the outer wall of corrosion-resistant layer (3) is provided with wearing layer (4).

2. A corrosion resistant outdoor optical cable according to claim 1, wherein: the central reinforcing piece (5) and the inner sleeves (6) are matched with the outer sheath (1), and the central reinforcing piece (5) is arranged in the center among the inner sleeves (6).

3. A corrosion resistant outdoor optical cable according to claim 1, wherein: the number of the inner sleeves (6) and the number of the auxiliary pieces (9) are equal, each inner sleeve (6) corresponds to each auxiliary piece (9) in a one-to-one mode, and the inner sleeves (6) are matched with the auxiliary pieces (9).

4. A corrosion resistant outdoor optical cable according to claim 1, wherein: one part of the outer wall of the inner sleeve (6) is in contact with the inner wall of the outer sheath (1), the other part of the outer wall of the inner sleeve (6) is in contact with a lug (10), and the lug (10) is a polyester thermoplastic elastomer.

5. A corrosion resistant outdoor optical cable according to claim 1, wherein: the reinforcing layer (2) is a component made of an aluminum strip, the corrosion-resistant layer (3) is a component made of chloroprene rubber, and the wear-resistant layer (4) is a component made of polyurethane rubber.

6. A corrosion resistant outdoor optical cable according to claim 1, wherein: the reinforcing layer (2), the corrosion-resistant layer (3), the wear-resistant layer (4) and the outer sheath (1) are matched, the outer sheath (1) is connected with the reinforcing layer (2) through hot melting, the reinforcing layer (2) is connected with the corrosion-resistant layer (3) through hot melting, and the corrosion-resistant layer (3) is connected with the wear-resistant layer (4) through hot melting.