CN213876137U

CN213876137U - Double-sheath armoring layer-stranded optical cable

Info

Publication number: CN213876137U
Application number: CN202120016024.1U
Authority: CN
Inventors: 万克群; 田海鹏
Original assignee: Jiangsu Vanhua Communication Technology Co ltd
Current assignee: Jiangsu Vanhua Communication Technology Co ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-08-03
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a double-sheath armour layer stranded optical cable, including the optical cable body, the optical cable body blocks water yarn layer, waterproof layer, polyethylene protective layer, optic fibre group, filler and center strengthening rib combination by shell, polyester and forms, polyester blocks water yarn layer internally mounted has filler, optic fibre group and center strengthening rib, and the filler is located the outer wall of optic fibre group and center strengthening rib, polyester blocks water and is provided with the draw-in groove on the yarn layer outer wall, draw-in groove internally mounted has the fixture block, the sleeve is installed to the fixture block other end, install the waterproof layer on the sleeve outer wall, install the polyester on the waterproof layer outer wall and block water the yarn layer. The utility model discloses a setting of a series of structures has stronger waterproof performance, and the optical cable body has higher compressive strength and compliance simultaneously for the optical cable body is suitable for different engineering constructions.

Description

Double-sheath armoring layer-stranded optical cable

Technical Field

The utility model relates to an optical cable technical field specifically is a two sheaths army layer stranded type optical cable.

Background

Fiber optic cables are manufactured to meet optical, mechanical, or environmental performance specifications by utilizing one or more optical fibers disposed in a covering jacket as the transmission medium and are used individually or in groups as telecommunication cable assemblies; the optical cable mainly comprises optical fibers (thin glass filaments like hair), a plastic protective sleeve and a plastic sheath, and metals such as gold, silver, copper and aluminum are not contained in the optical cable, so that the optical cable generally has no recycling value; the optical cable is a communication line which is formed by a certain number of optical fibers according to a certain mode, is wrapped with a sheath, and is also wrapped with an outer protective layer for realizing optical signal transmission; (ii) a A cable formed by subjecting an optical fiber (optical transmission carrier) to a certain process; the basic structure of the optical cable generally comprises a cable core, a reinforcing steel wire, a filler, a sheath and other parts, and further comprises a waterproof layer, a buffer layer, an insulated metal wire and other components according to requirements.

The existing optical cable has the following defects: the structure of the existing optical cable generally has only waterproof and abrasion functions, and the structural strength and bending properties thereof are greatly reduced, and thus, certain improvements are required.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two sheath army layer stranded optical cable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-sheath armour layer stranded optical cable, includes the optical cable body, the optical cable body is formed by shell, polyester water-blocking yarn layer, waterproof layer, polyethylene protective layer, optic fibre group, filler and center strengthening rib combination, polyester water-blocking yarn layer internally mounted has filler, optic fibre group and center strengthening rib, and the filler is located the outer wall of optic fibre group and center strengthening rib, the polyester is provided with the draw-in groove on the yarn layer outer wall that blocks water, draw-in groove internally mounted has the fixture block, the sleeve is installed to the fixture block other end, install the waterproof layer on the sleeve outer wall, install the polyester on the waterproof layer outer wall and block water the yarn layer.

Preferably, the outer wall of the polyethylene protective layer is provided with a shell.

Preferably, a steel wire rope is installed inside the sleeve.

Preferably, the sleeve is in clearance connection with a clamping groove in the polyester water-blocking yarn layer through a clamping block.

Preferably, the housing is made of a hard rubber material.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an shell, polyester yarn layer that blocks water, waterproof layer, polyethylene protective layer, optic fibre group, filler, sleeve and central strengthening rib cooperation setting, polyester yarn layer that blocks water and waterproof layer have better water-proof effects, the sleeve passes through the draw-in groove clearance connection on fixture block and the polyester yarn layer that blocks water, cooperation polyethylene protective layer, central strengthening rib and filler make the optical cable body have higher compressive strength, increased the compliance of optical cable body simultaneously for the optical cable body is suitable for different engineering constructions. The utility model discloses a setting of a series of structures has stronger waterproof performance, and the optical cable body has higher compressive strength and compliance simultaneously for the optical cable body is suitable for different engineering constructions.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

fig. 3 is a schematic structural view of the sleeve of the present invention.

In the figure: 1. an optical cable body; 2. a housing; 3. a polyester water-blocking yarn layer; 4. a waterproof layer; 5. a sleeve; 6. a wire rope; 7. a filler; 8. a polyethylene protective layer; 9. a group of optical fibers; 10. a central reinforcing rib; 11. a card slot; 12. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a double-sheath armour layer stranded optical cable comprises an optical cable body 1, wherein the optical cable body 1 is formed by combining a shell 2, a polyester water-blocking yarn layer 3, a waterproof layer 4, a polyethylene protective layer 8, an optical fiber group 9, a filler 7 and a central reinforcing rib 10, the filler 7, the optical fiber group 9 and the central reinforcing rib 10 are arranged in the polyester water-blocking yarn layer 3, the filler 7 is positioned on the outer walls of the optical fiber group 9 and the central reinforcing rib 10, a clamping groove 11 is arranged on the outer wall of the polyester water-blocking yarn layer 3, a clamping block 12 is arranged in the clamping groove 11, a sleeve 5 is arranged at the other end of the clamping block 12, the sleeve 5 is in clearance connection with the clamping groove 11 in the polyester water-blocking yarn layer 3 through the clamping block 12, and the optical cable body 1 has higher compressive strength by matching the polyethylene protective layer 8, the central reinforcing rib 10 and the filler 7, the flexibility of optical cable body 1 has been increased simultaneously for optical cable body 1 is suitable for different engineering constructions, and 5 internally mounted of sleeve have wire rope 6, install waterproof layer 4 on the 5 outer walls of sleeve, and polyester water-blocking yarn layer 3 and waterproof layer 4 have better water-proof effects, install polyester water-blocking yarn layer 3 on the 4 outer walls of waterproof layer, install shell 2 on the 8 outer walls of polyethylene protective layer, and shell 2 is made by the hard rubber material.

The working principle is as follows: the polyester water-blocking yarn layer 3 and the waterproof layer 4 have a good waterproof effect, the sleeve 5 is in clearance connection with a clamping groove 11 on the polyester water-blocking yarn layer 3 through a clamping block 12, and the sleeve is matched with a polyethylene protective layer 8, a central reinforcing rib 10 and a filler 7, so that the optical cable body 1 has high compressive strength, and meanwhile, the flexibility of the optical cable body 1 is increased, and the optical cable body 1 is suitable for different engineering constructions.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The utility model provides a two sheath armoring layer strand optical cable, includes optical cable body (1), its characterized in that: optical cable body (1) is blocked water yarn layer (3), waterproof layer (4), polyethylene protective layer (8), optic fibre group (9), filler (7) and center strengthening rib (10) combination by shell (2), polyester and forms, polyester blocks water yarn layer (3) internally mounted has filler (7), optic fibre group (9) and center strengthening rib (10), and filler (7) are located the outer wall of optic fibre group (9) and center strengthening rib (10), polyester blocks water and is provided with draw-in groove (11) on yarn layer (3) outer wall, draw-in groove (11) internally mounted has fixture block (12), sleeve (5) are installed to the fixture block (12) other end, install waterproof layer (4) on sleeve (5) outer wall, install polyester on waterproof layer (4) outer wall and block water yarn layer (3).

2. The double-sheath armored layer-stranded optical cable of claim 1, wherein: and the outer wall of the polyethylene protective layer (8) is provided with a shell (2).

3. The double-sheath armored layer-stranded optical cable of claim 1, wherein: and a steel wire rope (6) is arranged in the sleeve (5).

4. The double-sheath armored layer-stranded optical cable of claim 1, wherein: the sleeve (5) is in clearance connection with a clamping groove (11) on the polyester water-blocking yarn layer (3) through a clamping block (12).

5. The double-sheath armored layer-stranded optical cable of claim 1, wherein: the shell (2) is made of hard rubber materials.