CN215183169U

CN215183169U - Small-size photoelectric composite cable

Info

Publication number: CN215183169U
Application number: CN202121600238.XU
Authority: CN
Inventors: 张蓬松; 陈卫东; 张桂林; 张洪雷; 王江山; 王杨
Original assignee: Hongan Group Co Ltd
Current assignee: Hongan Group Co Ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-12-14
Anticipated expiration: 2031-07-14

Abstract

The utility model relates to the technical field of optical cables, in particular to a small-sized photoelectric composite cable, which needs to have the characteristics of small volume, light weight, convenient laying and photoelectric integration; the optical cable comprises a first 8-shaped outer sheath, wherein one side of the first outer sheath is provided with an optical unit, the other side of the first outer sheath is provided with an electric unit, and the middle part of the first outer sheath is provided with an electric wire; the electric unit comprises a first inner sheath distributed inside the first outer sheath, a plurality of wires are wrapped inside the first inner sheath, and the plurality of wires are supported by the framework; the optical unit comprises a plurality of tight-buffered optical fibers, a second inner sheath, a second outer sheath and a water blocking yarn from inside to outside in sequence, glass filaments are filled between the tight-buffered optical fibers and the second inner sheath, and the water blocking yarn is wrapped by the first outer sheath.

Description

Small-size photoelectric composite cable

Technical Field

The utility model relates to a technical field of optical cable especially relates to a small-size photoelectric composite cable.

Background

With the continuous deepening of the Chinese network construction, the research and development of novel optical cables are promoted to meet the requirements of the environment requirement, multiple functions, convenient construction, convenient maintenance and the like in the market.

The optical cable of indoor usefulness at present generally is rubber-insulated-wire cable, flexible optical cable etc. and along with the continuous pursuit of people to the quality of life, the house is more and more intelligent, need the wiring, the place of transmission photoelectric signal is more and more, often lay many flexible optical cable, rubber-insulated-wire, data cable net twine etc. the complicated chaotic condition of wiring appears easily, the professional overhauls, it is very inconvenient to maintain, according to the investigation to market, the environment had both required the optical signal a bit, need the electric power unit to make the electric power support again, photoelectric composite cable just needs to be laid to this kind of condition.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a small-size photoelectric composite cable, this optical cable need possess small, light in weight is convenient for lay, the integrative characteristic of photoelectricity.

The utility model discloses a small-sized photoelectric composite cable, which comprises a first outer sheath in the shape of 8, wherein one side of the first outer sheath is provided with an optical unit, the other side is provided with an electric unit, and the middle part is provided with an electric wire;

the electric unit comprises a first inner sheath distributed inside the first outer sheath, a plurality of wires are wrapped inside the first inner sheath, and the wires are supported by the framework;

the optical unit comprises a plurality of tight-buffered optical fibers, a second inner sheath, a second outer sheath and a water blocking yarn from inside to outside in sequence, glass filaments are filled between the tight-buffered optical fibers and the second inner sheath, and the water blocking yarn is coated by the first outer sheath.

Further, the wire comprises a copper wire and an insulating layer coated outside the copper wire.

Furthermore, two tearing ropes are distributed in the water-blocking yarn in an annular array.

Further, the tight-buffered optical fiber has a size of 0.6 mm.

Further, the first outer sheath and the second outer sheath are made of black HDPE materials.

Further, the second inner sheath material is a low-smoke halogen-free material.

Further, the skeleton is in a multi-angular star shape.

Compared with the prior art, the beneficial effects of the utility model are that: the small photoelectric composite cable can effectively solve the problems of broadband access, equipment power utilization and signal transmission, has good market development prospect, saves limited pipeline resources and laying construction cost, and reduces the cost for network construction. More importantly, the use of raw materials is saved, and the development trend of energy conservation and emission reduction in the modern time is met.

Drawings

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

in the drawings, the reference numbers: 1. a first outer jacket; 2. an electric wire; 3. a first inner sheath; 4. a framework; 5. tightly sleeving the optical fiber; 6. a second inner sheath; 7. a second outer sheath; 8. water-blocking yarn; 9. glass fiber; 10. a copper wire; 11. an insulating layer; 12. and (6) tearing the rope.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1, the small-sized photoelectric composite cable of the present invention comprises a first 8-shaped outer sheath 1, wherein one side of the first outer sheath 1 is provided with an optical unit, the other side is provided with an electrical unit, and the middle part is provided with an electric wire 2;

the electric unit comprises a first inner sheath 3 distributed inside the first outer sheath 1, a plurality of wires are wrapped inside the first inner sheath 3, and the wires are supported by a framework 4;

the optical unit comprises a plurality of tight-buffered optical fibers 5, a second inner sheath 6, a second outer sheath 7 and a water blocking yarn 8 from inside to outside in sequence, glass fibers 9 are filled between the tight-buffered optical fibers 5 and the second inner sheath 6, and the water blocking yarn 8 is wrapped by the first outer sheath 1.

In the embodiment, the problem of power utilization can be solved through the wire 2, the problem of broadband access is solved through the electric unit, and the problem of signal transmission is solved through the optical unit;

the device adopts the 8-shaped design, so that the required materials can be greatly reduced, and the production cost is reduced;

and a glass fiber 9 is filled between the tight-buffered optical fiber 5 and the second inner sheath 6, and the glass fiber 9 has the excellent performances of no combustion, corrosion resistance, high temperature resistance, small elongation, stable chemical property and the like.

As a preferable aspect of the above embodiment, the wire includes a copper wire 10 and an insulating layer 11 covering the copper wire 10.

In this embodiment, the copper wire 10 and the insulating layer 11 form a wire, solving the problem of broadband access.

As a preferable scheme of the above embodiment, two tearing ropes 12 are distributed in the water-blocking yarn 8 in an annular array.

In this embodiment, the tearing rope 12 is arranged to play a role in pulling resistance and absorb heat emitted by the cable in the using process.

As a preferred embodiment of the above embodiment, the tight-buffered optical fiber 5 has a size of 0.6 mm.

In this embodiment, the use of 0.6mm tight-buffered optical fiber 5 ensures good optical transmission performance while being small in size.

As a preferable mode of the above embodiment, the first outer sheath 1 and the second outer sheath 7 are made of black HDPE material.

In this embodiment, the requirements of severe environments such as outdoor pipelines, overhead laying and the like can be met.

As a preferable solution of the above embodiment, the material of the second inner sheath 6 is a low smoke zero halogen material.

In this embodiment, the low-smoke halogen-free material has excellent fire retardant performance and has the characteristic of environmental protection.

As a preferable embodiment of the above embodiment, the skeleton 4 has a polygonal star shape.

In this embodiment, the plurality of wire supports are separated by the framework 4, thereby achieving a good supporting effect.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A small-sized photoelectric composite cable is characterized by comprising a first 8-shaped outer sheath (1), wherein one side of the first outer sheath (1) is provided with an optical unit, the other side of the first outer sheath is provided with an electric unit, and the middle part of the first outer sheath is provided with an electric wire (2);

the electric unit comprises a first inner sheath (3) distributed inside a first outer sheath (1), a plurality of wires are wrapped inside the first inner sheath (3), and the wires are supported by a framework (4);

the optical unit is a plurality of tight-buffered optical fibers (5), a second inner sheath (6), a second outer sheath (7) and a water blocking yarn (8) from inside to outside in sequence, glass fibers (9) are filled between the tight-buffered optical fibers (5) and the second inner sheath (6), and the water blocking yarn (8) is coated by a first outer sheath (1).

2. The miniature optical-electrical composite cable of claim 1, wherein said conductor comprises a copper conductor (10) and an insulating layer (11) covering the copper conductor (10).

3. A miniature opto-electric composite cable as claimed in claim 2, wherein two ripcords (12) are distributed in the water-blocking yarn (8) in an annular array.

4. A miniature optical-electrical composite cable according to claim 3, wherein said tight-buffered optical fiber (5) has a size of 0.6 mm.

5. The miniature optical-electrical composite cable of claim 4, wherein said first outer jacket (1) and said second outer jacket (7) are black HDPE material.

6. The small-sized photoelectric composite cable according to claim 5, wherein the second inner sheath (6) is made of a low-smoke halogen-free material.

7. A miniature optical-electrical composite cable as claimed in claim 6, wherein said backbone (4) is in the shape of a polygonal star.