CN210090766U

CN210090766U - Stranded center cable

Info

Publication number: CN210090766U
Application number: CN201921091030.2U
Authority: CN
Inventors: 谭清华; 林荣斌; 赵纯钢
Original assignee: Guangzhou Tian Chang Communication Technology Co Ltd
Current assignee: Guangzhou Tian Chang Communication Technology Co Ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-02-18
Anticipated expiration: 2029-07-12

Abstract

The utility model relates to the field of optical cables, in particular to a stranded central cable, which comprises a stranded central cable body, a first cable component, a second cable component and a reinforcing component, wherein the reinforcing component is arranged at the central position of the central cable body; first cable subassembly and second cable subassembly are in proper order around closing in the stiffening member outside, the utility model discloses a central cable of stranded through with first cable subassembly and second cable subassembly in proper order around the mode of closing, can increase the wiring volume of same central cable body of stranded for when the tensile strength of central cable of stranded increases, also make the cable loose condition emergence can not appear.

Description

Stranded center cable

Technical Field

The utility model relates to an optical cable field, more specifically relates to a stranded center cable.

Background

At present, the optical fiber is used to enter each household, information is transmitted through the optical fiber, and the information can be transmitted more quickly.

When laying optical fibers, the optical fibers are required to be laid in different numbers, when users are more, the number of the optical fibers required to be laid is more, and the situation of repeated wire drawing can occur due to the fact that the number of the optical fibers is insufficient in a single central cable.

Therefore, it is necessary to provide a stranded center cable that solves the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome above-mentioned prior art at least one kind defect (not enough), provide a stranded center cable.

In order to solve the technical problem, the technical scheme of the utility model as follows: a stranded center cable comprises a stranded center cable body, a first cable assembly, a second cable assembly and a reinforcing member, wherein the reinforcing member is arranged at the center of the center cable body; the first cable assembly and the second cable assembly are sequentially wound outside the reinforcing member, and the wiring amount of the same stranded central cable body can be increased by sequentially winding the first cable assembly and the second cable assembly, so that the tensile strength of the stranded central cable is increased, and the cable is prevented from being loosened.

Further, the first cable assembly includes a first cable protective jacket, a first optical fiber, and an electrically conductive cable;

the first optical fiber is disposed within a first cable jacket;

first cable protective sheath and electrically conductive cable are wound respectively and are closed in the reinforcement member outside, through first cable protective sheath and electrically conductive cable wound and close in the reinforcement member outside, can strengthen the wound power of closing of first cable protective sheath and electrically conductive cable, avoid appearing the turn-down pine for the cable that stranded central cable body can hold is more.

Further, the second cable assembly includes a second cable protective jacket, a second optical fiber, and a balance weight cable;

the second optical fiber is arranged in a second cable protective sleeve;

the second cable protective sleeve is wound on the outer side of the first cable assembly;

the balance weight cable sets up between first cable protective sheath and second cable protective sheath, through with the outside of closing the second cable subassembly at first cable subassembly, can be used for supplementing the not enough condition of cable, can make the pressfitting of second cable subassembly in the first cable subassembly outside, can supply more users to use simultaneously.

Furthermore, be equipped with the loose knot cream between first optical fiber and the first cable protective sheath, the setting of loose knot cream can be used for lubricated first optical fiber and first cable protective sheath, avoids looking for and receives the friction.

Furthermore, be equipped with fine cream between second cable protective sheath and the second optical fiber, through the setting at fine cream, can be used for protecting second optical fiber, avoid the friction and can realize thermal-insulated.

Furthermore, a heat insulation rope is arranged between the first cable assembly and the second cable assembly, and the heat insulation rope can be used for protecting the cables and avoiding influence on signal transmission of the cable assemblies caused by cold weather when the cable assembly is used in severe cold regions.

Further, the reinforcing member is made by non-metallic material, and the reinforcing member that non-metallic material made can avoid the thunderbolt, and can the first cable subassembly of effectual protection and the winding of second cable subassembly close the utility model discloses in, the reinforcing member adopts the FRP pipe to make.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:

(1) the utility model discloses a stranded center cable through the mode of in proper order winding the first cable subassembly and the second cable subassembly, can increase the cloth amount of same stranded center cable body for when the tensile strength of stranded center cable increases, also make the loose condition emergence of cable can not appear.

(2) The utility model discloses a stranded center cable through first cable protective sheath and electrically conductive cable winding in the reinforcing member outside, can strengthen the winding power of first cable protective sheath and electrically conductive cable, avoids appearing the pine of turning over for the cable that stranded center cable body can hold is more.

(3) The utility model discloses a stranded center cable through with second cable subassembly around closing in the outside of first cable subassembly, can be used for supplementing the not enough condition of cable, can make second cable subassembly can the pressfitting in the first cable subassembly outside, can supply more users to use simultaneously.

Drawings

Fig. 1 is a schematic cross-sectional view of a twisted center cable according to the present invention.

Fig. 2 is a schematic structural diagram of the middle twisted central cable of the present invention.

In the figure, 1 is a stranded center cable body, 2 is a first cable assembly, 3 is a second cable assembly, 4 is a reinforcing member, 5 is a first cable protective sleeve, 6 is a first optical fiber, 7 is a conductive cable, 8 is a second cable protective sleeve, 9 is a second optical fiber, and 10 is a balance weight cable.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, so to speak, as communicating between the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art. The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.

As shown in fig. 1, a stranded center cable includes a stranded center cable body 1, a first cable assembly 2, a second cable assembly 3 and a reinforcing member 4, wherein the reinforcing member 4 is disposed at a center position of the center cable body 1; first cable subassembly 2 and second cable subassembly 3 are in proper order around closing in the reinforcing member 4 outside, through the mode with first cable subassembly 2 and second cable subassembly 3 are in proper order around closing, can increase the wiring volume of same stranded center cable body for when the tensile strength of stranded center cable increases, also make the cable loose condition emergence can not appear.

As shown in fig. 2, the first cable assembly 2 includes a first cable jacket 5, a first optical fiber 6, and an electrically conductive cable 7; a first optical fibre 6 is arranged within the first cable protective sheath 5; the first cable protective sleeve 5 and the conductive cable 7 are respectively wound on the outer side of the reinforcing member 4, the winding force of the first cable protective sleeve and the conductive cable can be enhanced by winding the first cable protective sleeve and the conductive cable on the outer side of the reinforcing member, the cable can be prevented from being loosened, more cables can be contained in the stranded central cable body, and the second cable assembly 3 comprises a second cable protective sleeve 8, a second optical fiber 9 and a balance weight cable 10; the second optical fiber is arranged in the second cable protective sleeve; the second cable protective sleeve is wound on the outer side of the first cable assembly; the balance weight cable sets up between first cable protective sheath and second cable protective sheath, through with the outside of closing the second cable subassembly at first cable subassembly, can be used for supplementing the not enough condition of cable, can make the pressfitting of second cable subassembly in the first cable subassembly outside, can supply more users to use simultaneously.

In the utility model, the slack knot paste is arranged between the first optical fiber 6 and the first cable protective sleeve 5, the setting of the slack knot paste can be used for lubricating the first optical fiber and the first cable protective sleeve to avoid checking and receiving friction, the second cable protective sleeve 8 and the second optical fiber are provided with the fiber paste, the second optical fiber can be protected by the setting of the fiber paste to avoid friction and realize heat insulation, the heat insulation rope is arranged between the first cable component and the second cable component to protect the cable by the setting of the heat insulation rope, the influence of cold weather on the signal transmission of the cable component is avoided when the cable component is used in cold areas, in the utility model, the reinforcing component is made of non-metal materials, the reinforcing component made of non-metal materials can avoid lightning stroke, and the winding of the first cable component and the second cable component can be effectively protected, the utility model discloses in, the reinforcing member adopts the FRP pipe to make.

Through in proper order around closing first cable subassembly and second cable subassembly in the reinforcing member outside, can increase the wiring volume of same stranded central cable body, and the setting of balance weight cable can be used for the balanced setting of cable, also is convenient for take out certain optic fibre the utility model discloses in, still through the addding of electrically conductive cable, can cooperate the laying of power cord when optic fibre is laid, the convenience of going to electricity when installation and use is convenient for.

In the drawings, the positional relationship is described for illustrative purposes only and is not to be construed as limiting the present patent; it is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A stranded center cable comprises a stranded center cable body, a first cable component, a second cable component and a reinforcing member, and is characterized in that the first cable component and the second cable component are fixedly connected with the stranded center cable body;

the reinforcing member is arranged at the center of the central cable body;

the first cable assembly and the second cable assembly are sequentially wound on the outer side of the reinforcing member.

2. The stranded center cable of claim 1, wherein the first cable assembly comprises a first cable protective jacket, a first optical fiber, and an electrically conductive cable;

the first optical fiber is disposed within a first cable jacket;

the first cable protective sleeve and the conductive cable are wound on the outer side of the reinforcing member respectively.

3. The stranded center cable of claim 2, wherein the second cable assembly comprises a second cable protective jacket, a second optical fiber, and a balance weight cable;

the second optical fiber is arranged in a second cable protective sleeve;

the balance weight cable is disposed between the first cable protective sheath and the second cable protective sheath.

4. The stranded center cable of claim 2, wherein a slack paste is provided between the first optical fiber and the first cable protective sheath.

5. The stranded center cable of claim 3, wherein a fiber paste is disposed between the second cable protective jacket and the second optical fiber.

6. The stranded center cable of claim 1, wherein a thermal insulation rope is disposed between the first cable assembly and the second cable assembly.

7. The stranded center cable of claim 1, wherein the strength member is made of a non-metallic material.