CN216772072U

CN216772072U - Composite molded line optical cable

Info

Publication number: CN216772072U
Application number: CN202123297548.1U
Authority: CN
Inventors: 曾德锋; 柯昌波; 柯昌平
Original assignee: Shenzhen Keict Co ltd
Current assignee: Shenzhen Keict Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-06-17
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a composite molded line optical cable which comprises a structural main body, wherein the structural main body comprises an optical cable inner core, an insulating layer is coated outside the optical cable inner core, a winding braided layer is arranged on the surface layer of the insulating layer, an inner protective layer is coated outside the winding braided layer, a spirally wound bending-resistant layer is arranged outside the inner protective layer, an outer protective layer is coated outside the bending-resistant layer, and an armor layer is coated outside the outer protective layer; the surface layer of the armor layer is provided with a plurality of groups of bending grooves; the protection force on the optical cable is improved through the composite arrangement of the inner protection layer, the outer protection layer and the armor layer; through the arrangement of the winding braid layer, the bending-resistant folded layer and the bending groove, the bending-resistant performance of the optical cable is improved, and the service life of the optical cable is prolonged.

Description

Composite molded line optical cable

Technical Field

The utility model relates to the technical field of optical cables, in particular to a composite molded line optical cable.

Background

Fiber optic cables are manufactured to meet optical, mechanical, or environmental performance specifications and utilize one or more optical fibers disposed in a covering jacket as the transmission medium and may be used individually or in groups as telecommunication cable assemblies. The optical cable is mainly composed of optical fiber, plastic protective sleeve and plastic outer skin.

The common composite optical cable is not ideal in bending resistance effect, and when the optical cable is subjected to external force or is frequently bent, the optical cable is extremely easy to break, so that the normal use of the optical cable is greatly influenced, and the service life of the optical cable is shortened.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving the above problems and providing a composite type optical cable.

The utility model achieves the purpose through the following technical scheme, and the composite molded line optical cable comprises a structural main body, wherein the structural main body comprises an optical cable inner core, an insulating layer is coated outside the optical cable inner core, a winding braid is arranged on the surface layer of the insulating layer, an inner protective layer is coated outside the winding braid, a spirally wound bending-resistant layer is arranged outside the inner protective layer, an outer protective layer is coated outside the bending-resistant layer, and an armor layer is coated outside the outer protective layer;

and a plurality of groups of bending grooves are formed in the surface layer of the armor layer.

Preferably, the plurality of groups of bending grooves are linearly distributed on the surface layer of the armor layer at equal intervals.

Preferably, the winding woven layer is an aramid woven layer.

Preferably, the bending-resistant layer is formed by winding a steel sheet bar made of stainless steel.

Preferably, the insulating layer is made of an ETFE substrate.

Preferably, the outer protection layer and the inner protection layer are made of high-density polyethylene.

The utility model has the beneficial effects that:

the protection force on the optical cable is improved through the composite arrangement of the inner protection layer, the outer protection layer and the armor layer; through the arrangement of the winding braid layer, the bending-resistant folded layer and the bending groove, the bending-resistant performance of the optical cable is improved, and the service life of the optical 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 composite type optical cable comprises a structural main body, wherein the structural main body comprises an optical cable inner core 7, an insulating layer 6 is coated outside the optical cable inner core 7, a winding braid 5 is arranged on the surface layer of the insulating layer 6, an inner protective layer 4 is coated outside the winding braid 5, a spirally wound bending-resistant layer 3 is arranged outside the inner protective layer 4, an outer protective layer 2 is coated outside the bending-resistant layer 3, and an armor layer 1 is coated outside the outer protective layer 2; the armor layer 1 top layer is equipped with multiunit bending groove 8.

The plurality of groups of bending grooves 8 are linearly distributed on the surface layer of the armor layer 1 at equal intervals; the winding braided layer 5 is an aramid braided layer; the bending-resistant layer 3 is formed by winding a stainless steel sheet bar; the insulating layer 6 is made of an ETFE base material; the outer protection layer 2 and the inner protection layer 4 are made of high-density polyethylene.

According to the composite molded line optical cable, the inner protective layer, the outer protective layer and the armor layer are arranged in a composite mode, so that the protection strength of the optical cable is improved; through the arrangement of the winding braid layer, the bending-resistant folded layer and the bending groove, the bending-resistant performance of the optical cable is improved, and the service life of the optical 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 composite type wire optical cable is characterized by comprising a structural main body, wherein the structural main body comprises an optical cable inner core, an insulating layer is coated outside the optical cable inner core, a winding braided layer is arranged on the surface layer of the insulating layer, an inner protective layer is coated outside the winding braided layer, a spirally wound bending-resistant layer is arranged outside the inner protective layer, an outer protective layer is coated outside the bending-resistant layer, and an armor layer is coated outside the outer protective layer;

2. A composite profile cable according to claim 1, wherein: the multiple groups of bending grooves are linearly distributed on the surface layer of the armor layer at equal intervals.

3. A composite profile cable according to claim 1, wherein: the winding braided layer is an aramid braided layer.

4. A composite profile cable according to claim 1, wherein: the bending-resistant folded layer is formed by winding a steel sheet strip made of stainless steel.

5. A composite profile cable according to claim 1, wherein: the insulating layer is made of an ETFE substrate.

6. A composite profile cable according to claim 1, wherein: the outer protective layer and the inner protective layer are made of high-density polyethylene materials.