CN213277510U

CN213277510U - High-performance shielded cable

Info

Publication number: CN213277510U
Application number: CN202022268373.0U
Authority: CN
Inventors: 高波
Original assignee: Sichuan Xinbaote Technology Co ltd
Current assignee: Sichuan Xinbaote Technology Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-05-25
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses a high performance shielded cable, including skin, outer protruding, first shielding layer, second shielding layer, intussuseption layer, outer tensile wire, well resistance is acted as go-between, internal shield layer, line skin and sinle silk, the skin is located the outside, be equipped with outer protruding on the outer disc of skin, outer inboard is provided with first shielding layer, first shielding layer inboard is equipped with the second shielding layer, the intussuseption layer is located inside the second shielding layer, be equipped with six outer tensile wires that are the annular array and distribute in the part that second shielding layer and intussuseption layer are adjacent, intussuseption layer central authorities are equipped with a set of well resistance and act as go-between, be equipped with six sets of line skin that are the annular array and distribute in outer tensile wire and well resistance act as go-between, the sinle silk is located inside the line skin, the outside cover of line skin is equipped with the internal shield layer. This high performance shielded cable has good shielding ability, is fit for generally using widely.

Description

High-performance shielded cable

Technical Field

The utility model belongs to the technical field of the cable, concretely relates to high performance shielded cable.

Background

The cable is an electric energy or signal transmission device, and generally comprises several or several groups of conducting wires, and the cable comprises a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like.

The existing shielded cable usually only has one shielding layer, and if the shielding layer is damaged by external force, the shielding performance of the cable is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high performance shielded cable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high performance shielded cable, includes skin, outer protruding, first shielding layer, second shielding layer, interior filling layer, outer tensile line, well resistance stay wire, internal shield layer, line skin and sinle silk, the skin is located the outside, be equipped with outer protruding on the outer disc, outer inboard is provided with first shielding layer, first shielding layer inboard is equipped with the second shielding layer, the interior filling layer is located inside the second shielding layer, be equipped with six outer tensile lines that are the annular array and distribute in the part that second shielding layer and interior filling layer are adjacent, interior filling layer central authorities are equipped with well resistance stay wire in a set of, be equipped with six sets of line skins that are the annular array and distribute between outer tensile line and the well resistance stay wire, the sinle silk is located inside the line skin, the outside cover of line skin is equipped with the internal shield layer.

Preferably, the outer layer is made of butyronitrile polyvinyl chloride, the outer layer bulges and the outer layer are of an integrated structure, the outer layer bulges are provided with a plurality of strips, and the outer layer bulges are spiral.

Preferably, the first shielding layer is a shielding net formed by a plurality of groups of copper wires in a crossed manner, the copper wires forming the first shielding layer are subjected to tinning treatment, and the second shielding layer and the inner shielding layer are both aluminum foil paper.

Preferably, the inner filling layer is made of silica gel, the outer tensile wire and the middle tensile wire are the same in structure, and the outer tensile wire and the middle tensile wire are formed by mutually twisting a plurality of groups of glass fiber wires.

Preferably, the wire sheath is made of polytetrafluoroethylene, and the wire core is formed by mutually twisting a plurality of groups of single crystal copper wires.

The utility model discloses a technological effect and advantage: according to the high-performance shielded cable, the first shielding layer formed by the copper wires has the shielding function and the purpose of increasing the structural strength, the second shielding layer has the main shielding function, the shielding effect is further increased by the inner shielding layer outside the wire sheath, even if the first shielding layer and the second shielding layer on the outer layers are penetrated by sharp instruments, the shielding effect is good, and the structure of the first shielding layer has good puncture-proof performance; the outer tensile wires and the middle tensile wires play a role in enhancing the tensile capacity.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: the cable comprises an outer layer 1, an outer layer protrusion 2, a first shielding layer 3, a second shielding layer 4, an inner filling layer 5, an outer tensile wire 6, an inner tensile wire 7, an inner shielding layer 8, a cable sheath 9 and a cable core 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a high-performance shielding cable as shown in figure 1, which comprises an outer layer 1, an outer layer protrusion 2, a first shielding layer 3, a second shielding layer 4, an inner filling layer 5, an outer tensile wire 6, an intermediate tensile wire 7, an inner shielding layer 8, a cable sheath 9 and a cable core 10, wherein the outer layer 1 is positioned at the outermost side, the outer circumferential surface of the outer layer 1 is provided with the outer layer protrusion 2, the inner side of the outer layer 1 is provided with the first shielding layer 3, the inner side of the first shielding layer 3 is provided with the second shielding layer 4, the inner filling layer 5 is positioned inside the second shielding layer 4, six groups of outer tensile wires 6 distributed in an annular array are arranged in the adjacent part of the second shielding layer 4 and the inner filling layer 5, the center of the inner filling layer 5 is provided with a group of intermediate tensile wires 7, six groups of cable sheaths 9 distributed in an annular array are arranged between the outer tensile wires 6 and the intermediate tensile wires 7, and the cable core 10 is positioned inside the, the outer portion of the wire skin 9 is sleeved with an inner shielding layer 8.

Specifically, the material of outer layer 1 is butyronitrile polyvinyl chloride, outer 2 and outer 1 formula structures as an organic whole that jut, outer 2 that jut is equipped with a plurality of, outer 2 that jut is the spiral, and outer 1 of butyronitrile polyvinyl chloride material has good wear resistance.

Specifically, first shielding layer 3 is the shielding net that a plurality of groups copper line intercrossing constitute, and the tinning treatment is done to the copper line that constitutes first shielding layer 3, second shielding layer 4 and internal shield layer 8 are aluminium foil paper, and netted first shielding layer 3 that the lead wire constitutes has good thorn and prevents the ability of cutting off, and the sclerosis phenomenon will appear on tinned wire surface, and the tinning plays rust-resistant purpose and still plays the effect of reinforcing copper line intensity simultaneously.

Specifically, inner filling layer 5 is the silica gel material, outer tensile line 6 is the same with well tensile line 7's structure, outer tensile line 6 constitutes by the mutual transposition of the glass fiber line of a plurality of groups with well tensile line 7, and the silica gel material has good elasticity, reduces the whole hardness of cable.

Specifically, the material of line skin 9 is polytetrafluoroethylene, sinle silk 10 is that a plurality of groups of single crystal copper line transposition each other constitute, and single crystal copper line does not have the crystal lattice to exist, and its sinle silk 10 has good signal transmission ability.

Working principle, this high performance shielded cable, outer 2 in the outer 1 outsides that break out, outer 2 that break out when the installation cable has played the effect that increases surface friction, the operator can be more firm when letting the installation cable grasp the cable, first shielding layer 3 has played and has prevented the thorn, increase structural strength and shielded effect, second shielding layer 4 and internal shield layer 8 have played the effect that further increases the shielding effect, outer tensile wire 6 and well resistance stay wire 7 have played the effect that strengthens cable tensile strength.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a high performance shielded cable, includes outer (1), outer protruding (2), first shielding layer (3), second shielding layer (4), interior filling layer (5), outer tensile line (6), well tensile line (7), internal shield layer (8), line skin (9) and sinle silk (10), its characterized in that: outer (1) is located the outside, be equipped with outer protruding (2) on the outer disc of outer (1), outer (1) inboard is provided with first shielding layer (3), first shielding layer (3) inboard is equipped with second shielding layer (4), interior filling layer (5) are located inside second shielding layer (4), be equipped with six outer anti stay wires (6) that are the distribution of annular array in second shielding layer (4) and the adjacent part of interior filling layer (5), interior filling layer (5) central authorities are equipped with a set of well resistance stay wire (7), be equipped with six outer skin (9) that are the distribution of annular array between anti stay wire (6) and well resistance stay wire (7), sinle silk (10) are located inside skin (9), the outside cover of skin (9) is equipped with interior shielding layer (8).

2. A high performance shielded electrical cable according to claim 1, wherein: the material of outer layer (1) is butyronitrile polyvinyl chloride, outer layer protruding (2) and outer layer (1) formula structure as an organic whole, outer layer protruding (2) are equipped with a plurality of, outer layer protruding (2) are the spiral.

3. A high performance shielded electrical cable according to claim 1, wherein: first shielding layer (3) are the shielding net that a plurality of groups of copper line intercrossed constituted, and the tinning treatment is made to the copper line that constitutes first shielding layer (3), second shielding layer (4) and internal shield layer (8) are aluminium foil paper.

4. A high performance shielded electrical cable according to claim 1, wherein: the inner filling layer (5) is made of silica gel, the outer tensile wire (6) and the inner tensile wire (7) are identical in structure, and the outer tensile wire (6) and the inner tensile wire (7) are formed by mutually twisting a plurality of groups of glass fiber wires.

5. A high performance shielded electrical cable according to claim 1, wherein: the wire sheath (9) is made of polytetrafluoroethylene, and the wire core (10) is formed by mutually twisting a plurality of groups of single crystal copper wires.