CN214175740U

CN214175740U - Thin steel wire armored sheath cable for computer

Info

Publication number: CN214175740U
Application number: CN202023148574.3U
Authority: CN
Inventors: 谢铭
Original assignee: Wuxi Dongtian Cable Co ltd
Current assignee: Wuxi Dongtian Cable Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-09-10
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a thin steel wire armored sheath cable for a computer, which belongs to the cable field and mainly comprises a conductor group, a separation core and a cable core, wherein the conductor group is formed by twisting four wires and then externally wrapping a conductor group belt layer and a shielding layer; each lead consists of a plurality of tinned copper wire conductors wrapped with insulating layers; the separating core separates and nests the conductor group in the cable core; the cable core is a rubber core, the inner diameter of the cable core is smaller than the outer diameter of the separation core, and the periphery of the cable core is of a convex structure. The utility model discloses be provided with and separate the core and separate the conductor component, set up the filler in the region simultaneously, the cable interference killing feature who forms like this is strong to easily crooked, anti bending property is good, and the filling layer has buffering, thermal-insulated effect, and the cable core that has the bulge structure in addition can slow down the pressure that comes from the external world to the cable.

Description

Thin steel wire armored sheath cable for computer

Technical Field

The utility model belongs to the technical field of the cable, concretely relates to thin steel wire armor sheath cable for computer.

Background

With the coming of the internet era, computers have become increasingly popular, and in various industries nowadays, computers have become necessities of enterprises and even fly into most common people. With the popularization of computer use, the security problem in the computer use process has been increasingly focused.

Conventional cables are typically rope-like cables made up of several or groups of at least two twisted conductors, each group being insulated from each other and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has poor anti-interference performance and is not easy to bend.

The cable for the computer requires that the cable has good antistatic and anti-interference capabilities and good bending resistance, and has high requirements on the shielding performance and the mechanical performance of the cable, and the existing cable cannot meet the use requirements, so the cable is to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the cable for the computer has poor anti-interference and anti-bending performance and cannot meet the use requirement.

The technical scheme is as follows: in order to solve the technical problem, the utility model discloses a technical scheme as follows:

a thin steel wire armored sheath cable for a computer comprises a conductor group, a separation core and a cable core, wherein the conductor group is formed by twisting four wires and then wrapping a conductor group belt layer and a shielding layer; each lead consists of a plurality of tinned copper wire conductors wrapped with insulating layers; the separating core separates and nests the conductor group in the cable core; the cable core is a rubber core, the inner diameter of the cable core is smaller than the outer diameter of the separation core, and the periphery of the cable core is of a convex structure.

Furthermore, the cross section of the convex structure is trapezoidal, and the length of the long side of the trapezoid is 1.5 times of the length of the short side of the trapezoid.

Furthermore, a second shielding layer is additionally arranged on the outer layer of the cable core, and the shielding layer and the second shielding layer are formed by weaving oppositely-hinged tinned copper wires.

Furthermore, a silica gel protective layer, a mica fire-resistant layer and a high-flame-retardant oxygen-isolating layer are arranged outside the second shielding layer.

Furthermore, a steel wire woven armor layer is arranged outside the high-flame-retardant oxygen-isolating layer, and an outer sheath is arranged outside the steel wire woven armor layer.

Further, the high-flame-retardant oxygen-isolating layer is a high-flame-retardant polyolefin oxygen-isolating layer.

Further, a filling layer is arranged between the separation core and the conductor set, and the filling layer is made of foam.

Further, the insulating layer is a fluorinated ethylene propylene insulating layer.

Has the advantages that: compared with the prior art, the utility model has the advantages of it is following:

the utility model discloses a thin steel wire armor sheath cable for computer is provided with and separates the core and separate the conductor component, sets up the filler in the region simultaneously, and the cable interference killing feature who forms like this is strong to easily crooked, anti bending property is good, and the filling layer has buffering, thermal-insulated effect, and the cable core that has the protrusion structure in addition can slow down the pressure that comes from the external world to the cable. The whole cable has multiple performances of softness, high temperature resistance, flame retardance, fire resistance, interference resistance, corrosion resistance, wear resistance, ultraviolet resistance and the like, greatly improves the antistatic and anti-interference capacity, bending resistance, mechanical impact performance, temperature resistance and fire resistance of the cable, and has good practicability and market popularization prospect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the structure of the conductor set in fig. 1.

Detailed Description

The present invention will be further illustrated by the following specific examples, which are carried out on the premise of the technical scheme of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 and 2, the thin steel wire armored sheath cable for the computer comprises a conductor set 4, a separation core 9 and a cable core 7, wherein the conductor set 4 is formed by twisting four wires 1 and then wrapping a conductor set belt layer 5 and a shielding layer 6; each lead 1 is composed of a plurality of strands of tinned copper wire conductors 3 which are externally coated with insulating layers 2; the separating core 9 separates the conductor set 4 and is embedded in the cable core 7. The separating core 9 is determined according to the number of the conductor groups 4, when the conductor groups 4 are three groups, the separating core 9 is Y-shaped, when the conductor groups 4 are four groups, the separating core 9 is + shaped, the separating core 9 is made of copper, the purpose is to separate each conductor group 4, the cable formed in the way has strong anti-interference capability, and in addition, because the conductor groups 4 are not twisted together, the cable is easier to bend and has good bending resistance.

The insulating layer 2 is a fluorinated ethylene propylene insulating layer.

The cable core 7 is a rubber core, the inner diameter of the cable core is smaller than the outer diameter of the separation core 9, the outer periphery of the cable core 7 is provided with the convex structure 71, pressure from the outside to the cable can be relieved, the pressure bearing capacity of the cable is increased, the cross section of the convex structure 71 is trapezoidal, the length of the long side of the trapezoid is 1.5 times of the length of the short side of the trapezoid, the trapezoid has a certain buffering effect, and meanwhile, the trapezoid has a good supporting effect. In addition, the anti-twisting performance is better.

The outer layer of the cable core 7 is additionally provided with a second shielding layer 8, and the shielding layer 6 and the second shielding layer 8 are formed by weaving oppositely-hinged tinned copper wires.

And a silica gel protective layer 10, a mica fire-resistant layer 11 and a high-flame-retardant oxygen-isolating layer 12 are arranged outside the second shielding layer 8.

The high flame-retardant oxygen-barrier layer 12 is externally provided with a steel wire woven armor layer 13, and the steel wire woven armor layer 13 is externally provided with an outer sheath 14. The high flame retardant oxygen barrier layer 12 is a high flame retardant polyolefin oxygen barrier layer.

Be equipped with filling layer 15 between separating core 9 and conductor group 4, filling layer 15 plays further cushioning effect, and filling layer 15 is the foam, and the foam has thermal-insulated heat retaining effect for the freeze proof performance of cable is better.

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 decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a thin steel wire armoured sheath cable for computer which characterized in that: the cable comprises a conductor group (4), a separation core (9) and a cable core (7), wherein the conductor group (4) is formed by twisting four wires (1) and then coating a conductor group band layer (5) and a shielding layer (6); each lead (1) is composed of a plurality of strands of tinned copper wire conductors (3) wrapped by insulating layers (2); the conductor group (4) is arranged in a separating way and nested in the cable core (7) by the separating core (9); the cable core (7) is a rubber core, the inner diameter of the cable core is smaller than the outer diameter of the separation core (9), and the periphery of the cable core (7) is of a convex structure (71).

2. The thin steel wire armored sheath cable for computers according to claim 1, wherein: the cross section of the convex structure (71) is trapezoidal, and the length of the long side of the trapezoid is 1.5 times that of the short side of the trapezoid.

3. The thin steel wire armored sheath cable for computers according to claim 1, wherein: the outer layer of the cable core (7) is additionally provided with a second shielding layer (8), and the shielding layer (6) and the second shielding layer (8) are formed by weaving oppositely-hinged tinned copper wires.

4. The thin steel wire armored sheath cable for computers according to claim 3, wherein: and a silica gel protective layer (10), a mica fire-resistant layer (11) and a high-flame-retardant oxygen-isolating layer (12) are arranged outside the second shielding layer (8).

5. The thin steel wire armored sheath cable for computers according to claim 4, wherein: the high flame-retardant oxygen-isolating layer (12) is externally provided with a steel wire woven armor layer (13), and the steel wire woven armor layer (13) is externally provided with an outer sheath (14).

6. The thin steel wire armored sheath cable for computers according to claim 4, wherein: the high flame-retardant oxygen-insulating layer (12) is a high flame-retardant polyolefin oxygen-insulating layer.

7. The thin steel wire armored sheath cable for computers according to claim 1, wherein: and a filling layer (15) is arranged between the separation core (9) and the conductor set (4), and the filling layer (15) is foam.

8. The thin steel wire armored sheath cable for computers according to claim 1, wherein: the insulating layer (2) is a fluorinated ethylene propylene insulating layer.