CN212136057U

CN212136057U - Optical cable end protection prosthesis of optical fiber composite cable

Info

Publication number: CN212136057U
Application number: CN202020947804.3U
Authority: CN
Inventors: 何文栋; 王晓锋; 刘涛; 符丁中; 曾庆楦; 范建聪; 代桂林; 艾国林; 余领; 于永涛; 胡志辉
Original assignee: Shenzhen SDG Information Co Ltd
Current assignee: Shenzhen SDG Information Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-12-11
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses an optical cable end protection false body of an optical fiber composite cable, which comprises an optical fiber composite cable and a protection false body, wherein the optical fiber composite cable comprises an outer sheath, an armor layer, an inner liner layer, a wrapping tape, a central filling layer, an optical cable unit and a conductor unit, the protection false body is horn-shaped, the protection false body is arranged at the front end of the optical cable unit and is fixedly connected with the front end of the optical cable unit into a whole, the utility model discloses a protection is carried out by using the protection false body to the optical cable unit which is reserved overlong in advance, the protection false body is made of silica gel, has good flexibility, can play a good protection effect, can effectively prevent the end optical cable which extends out from being damaged in the production, transportation and processing processes, can be used by stripping the optical cable unit in the protection false body in the process of measuring and installing and using in a delivery disk, and can reduce the, the cost of the product is saved, and the problem of inconvenient application of the product is solved.

Description

Optical cable end protection prosthesis of optical fiber composite cable

Technical Field

The utility model relates to the field of communication technology, especially an optical cable end protection false body of optical fiber composite cable.

Background

At present, the optical fiber composite cable is widely applied to power lines and four-network fusion scenes, and because the optical cable unit in the optical fiber composite cable is very fragile compared with the conductor unit, the optical fiber can be broken off by carelessness to cause loss, so that the optical cable unit needs to be carefully protected.

In practical application, when the optical fiber composite cable is tested and constructed on a delivery reel, the connection length of the optical cable unit after photoelectric separation at the joint of the composite cable is generally longer than that of the conductor unit, so that more cables must be stripped and redundant cables must be fed and cut, loss and waste of connection materials are caused, and the existing problems need to be solved.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to above-mentioned prior art not enough, provide an optical cable end protection false body and manufacturing method of optic fibre composite cable.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the utility model provides an optical cable end protection false body of optical fiber composite cable, includes optical fiber composite cable and protection false body, optical fiber composite cable is including oversheath, armor, inner liner, around band, central filling layer, optical cable unit and conductor unit, protection false body is the loudspeaker form, protection false body locates the front end department of optical cable unit and as an organic whole with the front end department fixed connection of optical cable unit, optical cable unit and conductor unit set up to the center layer, the cable sets up respectively to the outer optical cable unit, conductor unit, central filling layer, around band, inner liner, armor and oversheath from interior.

Preferably, the optical fiber composite cable is an OPLC cable or an OPMC cable, and an XLPE insulating layer coated on a conductor unit is arranged on an outer layer of the conductor unit in the OPLC cable; and an XLPE insulating layer, a conductor shielding layer, an insulating shielding layer and a copper strip shielding layer are arranged on the outer layer of the conductor unit in the OPMC cable.

Preferably, the optical cable unit is a non-metal central tube filled optical cable unit or a non-metal layer-twisted filled color optical cable unit.

Preferably, the protective prosthesis, the inner lining and the outer sheath are all made of rubber materials.

Preferably, the armor is a steel-tape armor.

The utility model has the advantages that: the protection prosthesis is used for protecting the optical cable unit which is reserved for the overlong length in advance, the protection prosthesis is made of silica gel, the protection prosthesis has good flexibility, a good protection effect can be achieved, the end optical cable which can be effectively prevented from extending out can not be damaged in production, transportation and processing processes, the optical cable unit in the protection prosthesis can be used in the delivery reel test and installation and use process by peeling off, the waste of the length of the cable can be reduced, the cost of the product is saved, and the problem of inconvenience in product application is solved.

Drawings

Fig. 1 is a schematic overall sectional structure of the present invention.

Fig. 2 is a schematic plane structure diagram of the OPLC cable of the present invention.

Fig. 3 is a schematic plane structure diagram of the OPMC cable of the present invention.

1. An optical fiber composite cable; 10. an outer sheath; 20. an armor layer; 30. an inner liner layer; 40. wrapping a tape; 50. an optical cable unit; 60. a conductor unit; 61. an XLPE insulating layer; 62. a conductor shield layer; 63. an insulating shield layer; 64. a copper strip shielding layer; 70. the prosthesis is protected.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: as shown in fig. 1-2, an optical cable termination protection prosthesis for an optical fiber composite cable includes an optical fiber composite cable 1, and the optical fiber composite cable 1 is an OPLC cable, the optical fiber composite cable 1 comprises an outer sheath 10, an armor layer 20, an inner liner layer 30, a wrapping tape 40, a central filling layer (not marked in the figure), an optical cable unit 50 and a conductor unit 60, a protection prosthesis 70 is arranged in a horn shape, and the protection prosthesis 70 is provided at the front end of the cable unit 50 and fixedly connected to the front end of the cable unit 50 as one body, by providing the cable unit 50 and the conductor unit 60 as a central layer, and a center filler (not shown) is added to the center layer of the cable unit 50 and the conductor unit 60, thereby protecting the cable unit 50 and the conductor unit 60, and the wrapping tape 40, the inner liner 30, the armor layer 20 and the outer sheath 10 are coated on the outer layer of the central layer.

The XLPE insulating layer 61 is disposed on the outer layer of the conductor unit 60 in the optical fiber composite cable 1, and the XLPE insulating layer is wrapped on the conductor unit 60, so that the XLPE insulating layer has good thermal stability and aging resistance.

The optical cable unit 50 used is a non-metal center tube filled optical cable unit.

The used protection prosthesis 70, the inner liner 30 and the outer sheath 10 are made of rubber materials, have good flexibility, and can be well clamped into the cable 1 and protect the cable unit 50.

Wherein, armor 20 is the steel band armor, can play fine protection effect to cable 1.

Example 2: as shown in fig. 1 and 3, an optical cable termination protection prosthesis for an optical fiber composite cable includes an optical fiber composite cable 1, and the optical fiber composite cable 1 is an OPMC cable, the optical fiber composite cable 1 comprises an outer sheath 10, an armor layer 20, an inner liner layer 30, a wrapping tape 40, a central filling layer (not marked in the figure), an optical cable unit 50 and a conductor unit 60, a protection prosthesis 70 is arranged in a horn shape, and the protection prosthesis 70 is provided at the front end of the cable unit 50 and fixedly connected to the front end of the cable unit 50 as one body, by providing the cable unit 50 and the conductor unit 60 as a central layer, and a center filler (not shown) is added to the center layer of the cable unit 50 and the conductor unit 60, thereby protecting the cable unit 50 and the conductor unit 60, and the wrapping tape 40, the inner liner 30, the armor layer 20 and the outer sheath 10 are coated on the outer layer of the central layer.

In the cable 1, an XLPE insulating layer 61, a conductor shielding layer 62, an insulating shielding layer 63 and a copper tape shielding layer 64 are arranged outside a conductor unit 60.

The optical cable unit 50 is a non-metal layer-twisted filling color optical cable unit.

The preparation method comprises the following steps: when the optical fiber composite cable 1 is processed, the optical cable unit 50 and the conductor unit 60 are twisted into a cable, the length of the two ends of the optical cable unit 50 is longer than that of the conductor unit 60, the twisted optical cable unit 50 is longer than that of the conductor unit 60 by 1-3 m, a horn-shaped protection prosthesis 70 is used for being installed at the joint of the optical cable unit 50 and the conductor unit 60, then a central filling layer (not shown in the figure) is added between the optical cable unit 50 and the conductor unit 60, then the optical cable unit 50 and the conductor unit 60 are wound and wrapped by the wrapping tape 40, the diameter of the filled wire diameter is approximately the same as that of the twisted cable, the outer layer of the wrapping tape 40 is wrapped by the inner liner 30 and the armor layer 20, the inner optical cable unit 50 and the conductor unit 60 are further protected, and finally the outermost layer is wrapped by the outer sheath 10.

The above embodiments are merely illustrative and not restrictive, and all equivalent changes and modifications made by the methods described in the claims are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an optical cable end protection false body of optic fibre composite cable, includes optic fibre composite cable and protection false body, its characterized in that: optical fiber composite cable is including oversheath, armor, inner liner, around band, central filling layer, optical cable unit and conductor unit, the protection false body is the loudspeaker form, the front end department that optical cable unit was located to the protection false body and as an organic whole with the front end department fixed connection of optical cable unit, optical cable unit and conductor unit set up to the center layer, the cable sets up to optical cable unit, conductor unit, central filling layer, around band, inner liner, armor and oversheath respectively from interior to exterior.

2. The optical cable termination protection prosthesis for an optical fiber composite cable according to claim 1, wherein: the optical fiber composite cable is an OPLC cable or an OPMC cable, and an XLPE insulating layer coated on a conductor unit is arranged on the outer layer of the conductor unit in the OPLC cable; and an XLPE insulating layer, a conductor shielding layer, an insulating shielding layer and a copper strip shielding layer are arranged on the outer layer of the conductor unit in the OPMC cable.

3. The optical cable termination protection prosthesis for an optical fiber composite cable according to claim 1, wherein: the optical cable unit is a non-metal central tube filled optical cable unit or a non-metal layer stranded filled color optical cable unit.

4. The optical cable termination protection prosthesis for an optical fiber composite cable according to claim 1, wherein: the protection prosthesis, the inner liner and the outer sheath are all made of rubber materials.

5. The optical cable termination protection prosthesis for an optical fiber composite cable according to claim 1, wherein: the armor layer is a steel belt armor layer.