CN209947522U

CN209947522U - Skeleton type photoelectric composite optical cable

Info

Publication number: CN209947522U
Application number: CN201920555879.4U
Authority: CN
Inventors: 刘为; 柯涛; 阎浩; 陈锋
Original assignee: Yangtze Optical Fibre and Cable Co Ltd
Current assignee: Yangtze Optical Fibre and Cable Co Ltd
Priority date: 2019-04-22
Filing date: 2019-04-22
Publication date: 2020-01-14
Anticipated expiration: 2029-04-22

Abstract

The utility model relates to a framework photoelectric composite optical cable, oversheath including skeleton and cladding skeleton, its characterized in that optical fiber unit, power wire and signal line have been installed to the skeleton inslot of skeleton. The utility model can be used for simultaneously placing the optical fiber unit, the power supply lead and the signal wire, or placing the photoelectric integrated unit, and can be combined according to the required quantity of each unit; the optical fiber unit, the power supply lead, the signal wire and the photoelectric integrated unit are arranged in different framework grooves and are separated from each other, and each unit can be drawn out from the optical cable when the optical cable is branched at the middle section for branching and connection, so that not only is the branching and use convenient, but also the drawn units can be continuously laid and used, the utilization rate of optical cable resources is effectively improved, and the safe operation of branching and connection is facilitated.

Description

Skeleton type photoelectric composite optical cable

Technical Field

The utility model relates to a framework photoelectricity composite optical cable belongs to optical communication transmission technical field.

Background

The photoelectric composite optical cable integrates the optical fiber unit and the conducting wire into one cable, and has the characteristics of convenience in laying and use. The existing photoelectric composite optical cable generally adopts a power line and a sleeve to be twisted to form a cable core of the optical cable, the sleeve optical fiber unit and a power supply lead are not effectively separated, and the sleeve optical fiber unit is difficult to be drawn out from the cable when the optical cable is branched at the middle section, so that inconvenience is brought to branching use, safe operation is not facilitated, and optical cable resources are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that not enough and provide a skeleton photoelectricity composite optical cable to above-mentioned prior art exists, this optical cable can not only integrate fiber unit, power wire and signal line and an organic whole, and bifurcation convenient to use moreover to can improve the utilization ratio of optical cable resource.

The utility model discloses a solve the technical scheme that the problem that the aforesaid provided adopted and be: the optical fiber cable comprises a framework and an outer sheath for coating the framework, and is characterized in that an optical fiber unit, a power supply lead and a signal wire are arranged in a framework groove of the framework.

According to the scheme, the framework groove is internally provided with the optical fiber unit, the power supply lead and the signal wire respectively.

According to the scheme, the framework groove is internally provided with the photoelectric integrated unit, and the photoelectric integrated unit comprises an optical fiber unit, a power supply lead and a signal wire.

According to the scheme, the center of the framework is provided with the central reinforcing piece, framework grooves are formed in the periphery of the framework at intervals, and the number of the framework grooves is 3 ~ 8.

According to the scheme, the radial section of the framework groove is rectangular or C-shaped.

According to the scheme, a water-resistant layer is coated outside the framework.

According to the scheme, the metal armor layer is coated outside the water-resistant layer, and the outer sheath is arranged outside the armor layer.

According to the scheme, the optical fiber units are optical fiber ribbons, and the number of cores of each optical fiber ribbon is 2 ~ 24 cores.

According to the scheme, the power supply lead is coated with the insulating layer.

According to the scheme, the signal wire comprises a shielding layer and an insulating layer.

The beneficial effects of the utility model reside in that: 1. by adopting a skeleton structure, optical fiber units, power supply leads and signal wires can be placed at the same time, or photoelectric integrated units can be placed, and the photoelectric integrated units can be combined according to the number of the units required; 2. the optical fiber unit, the power supply lead, the signal wire and the photoelectric integrated unit are arranged in different framework grooves and are separated from each other, and each unit can be drawn out from the optical cable when the optical cable is branched at the middle section for branching and connection, so that not only is the branching and use convenient, but also the drawn units can be continuously laid and used, the utilization rate of optical cable resources is effectively improved, and the safe operation of branching and connection is facilitated.

Drawings

Fig. 1 is a schematic diagram of an embodiment of the present invention.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings.

An embodiment of the utility model is shown in fig. 1, oversheath 5 including skeleton 1 and cladding skeleton, skeleton center installed central reinforcement 3, set up skeleton groove 8 in the periphery interval of skeleton, skeleton groove be 6, the radial cross-section of skeleton groove is the rectangle, skeleton inslot installed optical fiber unit 2, power wire 7 and signal line 6 respectively, optical fiber unit be the optical fiber ribbon, place in 3 skeleton grooves, the optical fiber ribbon radially stacks 6 in every skeleton groove, the core number of every optical fiber ribbon is 6 cores, place power wire in 2 skeleton grooves, the diameter of every power line is 1 ~ 5mm, power wire outer cladding have the insulating layer 1 place the signal line in the skeleton groove, the diameter of every signal line is 0.5 ~ 2mm, the signal line including shielding layer and insulating layer in this embodiment optical fiber unit, power wire and signal line place in different skeleton grooves, each other construct the utility model's cable core at the water blocking layer 4, the skeleton is outermost 5 oversheath.

The utility model discloses a further embodiment installs photoelectricity integrated unit in the skeleton inslot, photoelectricity integrated unit including optic fibre unit, power wire and signal line. Namely, a group of photoelectric integrated units is arranged in each framework groove, and when the optical cable branches at the middle section, one group or a plurality of groups of photoelectric integrated units can be respectively extracted from the optical cable for branching connection and laying without influencing the continuation and the laying of other units in the optical cable. The other structure is the same as the previous embodiment.

Claims

1. A skeleton type photoelectric composite optical cable comprises a skeleton and an outer sheath covering the skeleton, and is characterized in that an optical fiber unit, a power supply lead and a signal wire are arranged in a skeleton groove of the skeleton.

2. The skeletal photoelectric composite cable according to claim 1, wherein the optical fiber unit, the power supply lead and the signal line are disposed in the skeletal grooves, respectively.

3. The skeletal photoelectric composite cable according to claim 1 or 2, wherein a photoelectric integration unit is installed in the skeletal slot, and the photoelectric integration unit comprises an optical fiber unit, a power supply lead and a signal wire.

4. The skeletal photoelectric composite optical cable according to claim 1 or 2, wherein a central reinforcing member is installed at the center of the skeleton, skeleton grooves are formed at intervals on the periphery of the skeleton, and the number of the skeleton grooves is 3 ~ 8.

5. The skeletal photoelectric composite cable according to claim 1 or 2, wherein the radial cross-section of the skeletal grooves is rectangular or C-shaped.

6. The skeletal photoelectric composite optical cable according to claim 1 or 2, wherein a water-blocking layer is coated outside the skeleton.

7. The skeletal photoelectric composite optical cable according to claim 6, wherein a metal armor layer is coated outside the water-resistant layer, and an outer sheath is arranged outside the armor layer.

8. The skeletal photoelectric composite cable according to claim 1 or 2, wherein the optical fiber units are optical fiber ribbons, and the number of cores of each optical fiber ribbon is 2 ~ 24 cores.

9. The skeletal photoelectric composite optical cable according to claim 1 or 2, wherein the power supply lead is coated with an insulating layer.

10. The skeletal photoelectric composite cable according to claim 1 or 2, wherein the signal line comprises a shielding layer and an insulating layer.