CN210925534U

CN210925534U - Flexible optical fiber composite cable

Info

Publication number: CN210925534U
Application number: CN201921875945.2U
Authority: CN
Inventors: 吴惠明
Original assignee: DONGGUAN MINXING CABLES CO LTD
Current assignee: DONGGUAN MINXING CABLES CO LTD
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-07-03
Anticipated expiration: 2029-10-31

Abstract

The utility model provides a flexible optical fiber composite cable, including the sinle silk that is used for transmitting electricity, the surface cladding of sinle silk has fire-resistant insulation layer, fire-resistant insulation layer's surface cladding has the area of blocking water, the surface cladding of the area of blocking water has insulating oversheath, it has flexible flame retardant material to fill between fire-resistant insulation layer and the area of blocking water, be equipped with optic fibre among the flexible flame retardant material. The sinle silk makes flexible optical fiber composite cable possess power transmission ability, and optic fibre makes flexible optical fiber composite cable possess optical communication transmission ability, consequently only need carry out the single wiring to this flexible optical fiber composite cable and can realize terminal power supply and information transmission's dual function to do not need secondary wiring, reduced construction cost.

Description

Flexible optical fiber composite cable

Technical Field

The utility model relates to the technical field of cables, in particular to flexible optical fiber composite cable.

Background

With the development of the improvement of the living standard and the science and technology, the wire and cable industry develops rapidly, the problems of broadband access, equipment power consumption, emergency signal transmission and the like are generally solved by adopting different cables at present, if equipment needs power consumption and needs to be accessed into a broadband, the cables with power transmission capability and optical information transmission capability need to be used for wiring respectively, namely, secondary wiring is needed, but the secondary wiring can lead to the increase of the cable construction cost.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is how to reduce cable construction cost.

In order to solve the technical problem, the utility model provides a flexible optical fiber composite cable, including the sinle silk that is used for transmitting electricity, the surface cladding of sinle silk has fire-resistant insulation layer, fire-resistant insulation layer's surface cladding has the area of blocking water, the surface cladding of the area of blocking water has insulating oversheath, it has flexible flame retardant material to fill between fire-resistant insulation layer and the area of blocking water, be equipped with optic fibre among the flexible flame retardant material.

Preferably, the flexible fire retardant material is fire clay.

Preferably, the fire-resistant insulating layer is a wrapped mica tape.

Preferably, the insulating outer sheath is a polyethylene outer sheath or a cross-linked polyethylene outer sheath.

Preferably, the wire core is a copper conductor wire core.

The utility model discloses following beneficial effect has: the sinle silk makes flexible optical fiber composite cable possess power transmission ability, and optic fibre makes flexible optical fiber composite cable possess optical communication transmission ability, consequently only need carry out the single wiring to this flexible optical fiber composite cable and can realize terminal power supply and information transmission's dual function to do not need secondary wiring, reduced construction cost.

Drawings

Fig. 1 is a schematic radial cross-sectional view of a flexible fiber optic composite cable.

Description of reference numerals: 1-a copper conductor core; 2-mica tape; 3-water blocking tape; 4-an insulating outer sheath; 5-fireproof mud; 6-optical fiber.

Detailed Description

Exemplary embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present application are shown in the drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

As shown in fig. 1, the flexible optical fiber composite cable comprises three copper conductor wire cores 1 used for power transmission, the outer surface of each copper conductor wire core 1 is coated with a mica tape 2, the three copper conductor wire cores 1 are integrated, the outer surface of each mica tape 2 is coated with a water blocking tape 3, the outer surface of each water blocking tape 3 is coated with an insulating outer sheath 4, the water blocking tape 3 is coated with the three copper conductor wire cores 1, a gap can be reserved between the water blocking tape 3 and the mica tape 2, the gap is filled with fireproof mud 5, and optical fibers 6 are arranged in the fireproof mud 5.

The copper conductor wire core 1 has low resistivity and good conductivity. The mica tape 2 is a fire-resistant insulating material, has excellent high temperature resistance and combustion resistance, and is wrapped on the outer surface of the copper conductor wire core 1 in a wrapping mode, so that the mica tape 2 is required to be flat in wrapping and has no curling or leakage. The water-blocking tape 3 is an expansion water-blocking material commonly used in the cable industry, and can expand when meeting water so as to block water from permeating into the interior. The insulating outer sheath 4 is usually a polyethylene outer sheath or a cross-linked polyethylene outer sheath, which is insoluble in water at normal temperature and has good insulating property. The fire-proof mud 5 is a flexible fire-retardant material, has high fire-proof limit and certain flexibility, and is generally used for blocking holes of cables so as to prevent the cables from spreading from the holes to the whole cables due to fire disasters. The optical fiber 6 is a fiber made of glass or plastic, which is used for optical communication transmission.

The copper conductor sinle silk 1 of this embodiment makes flexible optical fiber composite cable possess power transmission ability, and optic fibre 6 makes flexible optical fiber composite cable possess optical communication transmission ability, consequently only need carry out the single wiring to the flexible optical fiber composite cable of this embodiment and can realize terminal power supply and information transmission's dual function to do not need the secondary wiring, reduced construction cost.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the protection scope of the present application, and although the present application is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application.

Claims

1. A flexible optical fiber composite cable is characterized in that: the cable comprises a cable core for power transmission, wherein a fireproof insulating layer is coated on the outer surface of the cable core, a water blocking tape is coated on the outer surface of the fireproof insulating layer, an insulating outer sheath is coated on the outer surface of the water blocking tape, a flexible flame-retardant material is filled between the fireproof insulating layer and the water blocking tape, and an optical fiber is arranged in the flexible flame-retardant material; the flexible flame-retardant material is fireproof mud; the fire-resistant insulating layer is a wrapped mica tape, and the mica tape is tightly attached to and wrapped on the outer surface of the wire core.

2. The flexible fiber optic composite cable of claim 1, wherein: the insulating outer sheath is a polyethylene outer sheath or a cross-linked polyethylene outer sheath.

3. The flexible fiber optic composite cable of claim 1, wherein: the wire core is a copper conductor wire core.