CN215680183U

CN215680183U - Combination cable for communication power supply

Info

Publication number: CN215680183U
Application number: CN202121521138.8U
Authority: CN
Inventors: 黄海琴
Original assignee: Anhui Tiankang Group Co Ltd
Current assignee: Anhui Tiankang Group Co Ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2022-01-28
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a combined cable for a communication power supply, which comprises a communication power supply cable core, wherein a total wrapping layer is wrapped outside the communication power supply cable core, and a flame-retardant polyvinyl chloride outer sheath is wrapped outside the total wrapping layer; the communication power cable core comprises a first cable core and a second cable core; the first cable core comprises a first conductor, a polyethylene insulating layer wraps the first conductor, a copper wire braided shielding layer wraps the polyethylene insulating layer, and a flame-retardant polyvinyl chloride sheath wraps the copper wire braided shielding layer; the second cable core comprises a plurality of second conductors and a unit wrapping layer wrapped outside the second conductors, and the second conductors are all wrapped with flame-retardant polyvinyl chloride insulating layers. When the combined cable for the communication power supply is used, a solid copper conductor cable core and a multi-strand stranded soft copper conductor cable core can be combined to form the combined cable.

Description

Combination cable for communication power supply

Technical Field

The utility model relates to the field of cables, in particular to a combined cable for a communication power supply.

Background

The cable is an electric energy or signal transmission device, usually comprises several or several groups of wire, and current cable does not have high low temperature resistant, anticorrosive, high flexibility fire resistant function.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a combined cable for a communication power supply, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a combined cable for a communication power supply comprises a communication power supply cable core, wherein a total wrapping layer is wrapped outside the communication power supply cable core, and a flame-retardant polyvinyl chloride outer sheath is wrapped outside the total wrapping layer; the communication power cable core comprises a first cable core and a second cable core;

the first cable core comprises a first conductor, a polyethylene insulating layer wraps the first conductor, a copper wire braided shielding layer wraps the polyethylene insulating layer, and a flame-retardant polyvinyl chloride sheath wraps the copper wire braided shielding layer;

the second cable core comprises a plurality of second conductors and a unit wrapping layer wrapped outside the second conductors, and the second conductors are all wrapped with flame-retardant polyvinyl chloride insulating layers.

Preferably, the communication power cable core further comprises a third cable core, the first cable core, the second cable core and the third cable core are distributed in a triangular mode, and a filling layer is arranged in a gap between the first cable core, the second cable core and the third cable core and the total wrapping layer.

Preferably, the third cable core comprises a plurality of third conductors, a third insulating layer wraps the third conductors, and the third conductors are formed by twisting a plurality of strands of copper wires.

Preferably, the first conductor is a solid copper conductor.

Preferably, the second conductor is stranded of a plurality of soft copper wires.

Preferably, the plurality of stranded annealed copper wires are of the same diameter.

Preferably, the two stranded copper wires are of the same diameter.

Compared with the prior art, the utility model has the following beneficial effects:

this cable structure can separate three kinds of cables through the filler to the parcel makes the life field of its application more extensive in the total covering of wrapping, then wraps up fire-retardant polyvinyl chloride oversheath outside the covering of total wrapping, makes the sinle silk in this combination cable not hurt.

Drawings

Fig. 1 is a schematic view of an overall structure of a composite cable for a communication power supply according to the present invention.

Detailed Description

As shown in fig. 1, the combination cable for the communication power supply comprises a communication power supply cable core, wherein a total wrapping layer 1 is wrapped outside the communication power supply cable core, and a flame-retardant polyvinyl chloride outer sheath 2 is wrapped outside the total wrapping layer 1; the communication power cable core comprises a first cable core and a second cable core;

the first cable core comprises a first conductor, a polyethylene insulating layer 5 wraps the first conductor, a copper wire braided shielding layer 6 wraps the polyethylene insulating layer 5, and a flame-retardant polyvinyl chloride sheath 7 wraps the copper wire braided shielding layer 6;

the second cable core comprises a plurality of second conductors and unit wrapping layers 9 wrapping the plurality of second conductors, and flame-retardant polyvinyl chloride insulating layers 8 wrap the second conductors;

the communication power cable core further comprises a third cable core, wherein the first cable core, the second cable core and the third cable core are distributed in a triangular mode, and a filling layer is arranged in a gap between the first cable core, the second cable core and the third cable core and a total wrapping layer.

In a particular embodiment, the first conductor is a solid copper conductor 3.

In a specific embodiment, the second conductor is stranded by a plurality of strands of annealed copper wire 4; the plurality of stranded annealed copper wires 4 have the same diameter.

In a specific embodiment, the diameter of the two stranded copper wires is the same.

The working principle and the using process of the utility model are as follows: this combination cable for communication power supply, during the use, earlier wrap around in proper order on the solid copper conductor 3 polyethylene insulation 5, copper wire woven shield 6, fire-retardant polyvinyl chloride sheath 7, and it has fire-retardant polyvinyl chloride insulation 8, unit to wrap around covering 9 to wrap around in proper order on will stranded soft copper conductor 4 again, then loops through always wrapping covering 1, fire-retardant polyvinyl chloride oversheath 2 wraps it. The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A kind of communication power uses the composite cable, characterized by that: the cable comprises a communication power cable core, wherein a total wrapping layer (1) is wrapped outside the communication power cable core, and a flame-retardant polyvinyl chloride outer sheath (2) is wrapped outside the total wrapping layer (1); the communication power cable core comprises a first cable core and a second cable core;

the first cable core comprises a first conductor, a polyethylene insulating layer (5) wraps the first conductor, a copper wire braided shielding layer (6) wraps the polyethylene insulating layer (5), and a flame-retardant polyvinyl chloride sheath (7) wraps the copper wire braided shielding layer (6);

the second cable core comprises a plurality of second conductors and a unit wrapping layer (9) wrapping the plurality of second conductors, and the second conductors are all wrapped with flame-retardant polyvinyl chloride insulating layers (8).

2. The combination cable for a communication power supply according to claim 1, wherein: the communication power cable core further comprises a third cable core, wherein the first cable core, the second cable core and the third cable core are distributed in a triangular mode, and a filling layer is arranged in a gap between the first cable core, the second cable core and the third cable core and a total wrapping layer.

3. The combination cable for a communication power supply according to claim 2, wherein: the third cable core comprises two third conductors, a third insulating layer wraps the third conductors, and the third conductors are formed by stranding a plurality of strands of copper wires.

4. A combination cable for a communication power supply according to any one of claims 1 to 3, wherein: the first conductor is a solid copper conductor (3).

5. A combination cable for a communication power supply according to any one of claims 1 to 3, wherein: the second conductor is formed by stranding a plurality of strands of annealed copper wires (4).

6. The combination cable for a communication power supply according to claim 5, wherein: the plurality of stranded annealed copper wires (4) have the same diameter.

7. The combination cable for a communication power supply according to claim 3, wherein: the two stranded copper wires are of the same diameter.