CN206532627U

CN206532627U - A kind of shielding wire cable

Info

Publication number: CN206532627U
Application number: CN201720245608.XU
Authority: CN
Inventors: 白翠东
Original assignee: TAIYO CABLETEC (DONGGUAN) Co Ltd
Current assignee: TAIYO CABLETEC (DONGGUAN) Co Ltd
Priority date: 2017-03-14
Filing date: 2017-03-14
Publication date: 2017-09-29
Anticipated expiration: 2027-03-14

Abstract

The utility model discloses a kind of shielding wire cable, including some groups of insulation core wires, the insulation core wire includes some groups of cored wires, the cored wire is made up of conductor and the insulator being coated on the outside of conductor, there is screen layer on the outside of some groups of insulation core wires, interior overcoat and external protection coating are coated with successively in the outside of the screen layer, the screen layer is made up of polytetrafluoroethylene (PTFE) and copper foil wire horizontal scroll, wherein, cladding is set polytetrafluoroethylene (PTFE) and the copper foil wire horizontal scroll successively from the inside to the outside, some high tensile strength fibers are wound with the copper foil wire horizontal scroll, the high tensile strength fiber is connected and composed by some filaments, and it is attached between adjacent fiber silk by way of linking.Have the beneficial effect that：Strengthen the fastness of screen layer, strengthen the flex life of screen layer so that in the case of shielding fault rupture, be maintained to the electrically conducting of shielding, and then effectively improve the service life of electric wire screen layer.

Description

A kind of shielding wire cable

Technical field

The utility model is related to electric wire field, it particularly relates to a kind of shielding wire cable.

Background technology

Existing electric wire, its shielding mode is mostly winding, braiding, in order to improve the bending service life of shielding, Majority is by the way of change material or change monofilament structure.Such as using alloyed copper, copper foil wire etc., however, for shielding The torsion of cable, because the deformation when reversing is larger so that the metal wire rod of screen layer is easily broken off, and influences making for screen layer Use the life-span.

The problem of in correlation technique, effective solution is not yet proposed at present.

Utility model content

The problem of in correlation technique, the purpose of this utility model is to propose a kind of shielding wire cable, existing to overcome There is the above-mentioned technical problem present in correlation technique.

What the technical solution of the utility model was realized in：

A kind of shielding wire cable, including some groups of insulation core wires, the insulation core wire include some groups of cored wires, the core Line is made up of conductor and the insulator being coated on the outside of conductor, has screen layer on the outside of some groups of insulation core wires, in institute The outside for stating screen layer is coated with interior overcoat and external protection coating successively, and the screen layer is horizontal by polytetrafluoroethylene (PTFE) and copper foil wire Volume composition, wherein, cladding is set polytetrafluoroethylene (PTFE) and the copper foil wire horizontal scroll successively from the inside to the outside, on the copper foil wire horizontal scroll Some high tensile strength fibers are wound with, the high tensile strength fiber is connected and composed by some filaments, and adjacent fiber silk Between be attached by way of linking.

Further, there is packed layer between the screen layer and some groups of insulation core wires.

Further, the packed layer is metal fiber wire.

Further, one layer of colloid is scribbled on the outside of the copper foil wire horizontal scroll.

Further, reinforcing braid is provided between the interior overcoat and the copper foil wire horizontal scroll.

Further, flame-retardant layer is provided between the interior overcoat and the external protection coating.

Further, the conductor includes 26AWG conductors and/or 24AWG conductors, and the insulator includes HDPE insulators And/or TPEE insulators.

Further, the interior overcoat is adhesive-bonded fabric, and the external protection coating is PU leather sheaths.

The beneficial effects of the utility model：Screen layer is made up of polytetrafluoroethylene (PTFE) and copper foil wire horizontal scroll, and in screen The high tensile strength fiber that some filament compositions are wound with layer is covered, so as to while shield effectiveness is played, strengthen shielding The fastness of layer, strengthens the flex life of screen layer so that in the case of shielding fault rupture, be maintained to electric wire screen The electrically conducting covered, and then effectively improve the service life of electric wire screen layer.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art In required for the accompanying drawing that uses be briefly described, it should be apparent that, drawings in the following description are only of the present utility model Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this A little accompanying drawings obtain other accompanying drawings.

Fig. 1 is the shielding wire construction of cable schematic diagram according to the utility model embodiment；

Fig. 2 is the structural representation of the cored wire according to the utility model embodiment；

Fig. 3 is the structural representation of the copper foil wire horizontal scroll according to the utility model embodiment.

In figure：

1st, conductor；2nd, insulator；3rd, interior overcoat；4th, external protection coating；5th, polytetrafluoroethylene (PTFE)；6th, copper foil wire horizontal scroll；7th, it is high Tensile strength fiber；8th, packed layer；9th, reinforcing braid；10th, flame-retardant layer.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art are obtained all belongs to The scope protected in the utility model.

According to embodiment of the present utility model, there is provided a kind of shielding wire cable.

As Figure 1-3, the shielding wire cable according to the utility model embodiment, including some groups of insulating cores Line, the insulation core wire includes some groups of cored wires, and the cored wire is by conductor 1 and the structure of insulator 2 being coated on the outside of conductor 1 Into having screen layer on the outside of some groups of insulation core wires, be coated with interior overcoat 3 successively in the outside of the screen layer and outer Overcoat 4, the screen layer is made up of polytetrafluoroethylene (PTFE) 5 and copper foil wire horizontal scroll 6, wherein, the polytetrafluoroethylene (PTFE) 5 and copper Cladding is set paper tinsel silk horizontal scroll 6 successively from the inside to the outside, and some high tensile strength fibers 7, adjacent fibre are wound with the copper foil wire horizontal scroll 6 Dimension silk is using the structure mutually linked.

By means of above-mentioned technical proposal, the utility model is constituted by using polytetrafluoroethylene (PTFE) 5 and copper foil wire horizontal scroll 6 Screen layer, can be effectively improved the bending durability of cable, the shield effectiveness of cable be improved, while in the copper foil wire horizontal scroll 6 On be wound with some high tensile strength fibers 7, be attached between adjacent fiber silk by way of linking, make cable in winding and Knitted parts in the case of fracture of wire, fracture, are maintained to the electrically conducting of shielding, strengthen the flex life of shielding.

In addition, in one embodiment, in order to ensure the rounding shape and fastness of cable, it is to avoid be twisted into insulation core wire Gap is produced during cable, occurs the unstable situation of the cable core of electric wire, can be in the screen layer and described some groups Packed layer 8 is provided between insulation core wire.

During concrete application, for packed layer 8, optional metal fiber wire is filled, and metal fiber wire can have Effect improves the tensile capacity of cable, while also there is the function of radiation proof, light quality, compared to traditional material, service life is more It is long, closely knit wire netting can be formed, strengthens the shielding of cable.

In addition, in one embodiment, in order to protect electric wire screen layer during reciprocal use, generation fracture of wire, Fracture, can also be provided with reinforcing braid 9 between the interior overcoat 3 and the copper foil wire horizontal scroll 6, and in the copper foil wire The outside of horizontal scroll 6 scribbles one layer of colloid, so as to improve the fastness of screen layer, dispersed masks by reinforcing braid 9 and colloid Suffered stress during layer bending, and then realization prevents shielding fault rupture.

Specifically, the reinforcing braid 9 can be formed using the braiding of multiply high strength fibre.Electric wire can be improved Tensile capacity, so as to further protect electric wire screen layer.

In addition, in one embodiment, in order to improve the fire resistance of electric wire, it is ensured that using for electric wire is safe, Flame-retardant layer 10 is provided between the interior overcoat 3 and the external protection coating 4.Specifically, can select mica refractory material conduct Fire-retardant layer material.

In addition, in specific application, the interior overcoat 3 is adhesive-bonded fabric, and the external protection coating 4 is PU leather sheaths, described to lead Body 1 includes 26AWG conductors and/or 24AWG conductors, and the insulator 2 includes HDPE insulators and TPEE insulators.

In summary, by means of above-mentioned technical proposal of the present utility model, the utility model can strengthen the jail of screen layer Solidity, strengthens the flex life of screen layer so that in the case of shielding fault rupture, be maintained to the electrically conducting of shielding, And then effectively improve the service life of electric wire screen layer.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model Protection domain within.

Claims

1. a kind of shielding wire cable, it is characterised in that including some groups of insulation core wires, the insulation core wire includes some groups of cores Line, the cored wire is made up of conductor (1) and the insulator (2) being coated on the outside of conductor, outside some groups of insulation core wires There is screen layer side, is coated with interior overcoat (3) and external protection coating (4) successively in the outside of the screen layer, the screen layer by Polytetrafluoroethylene (PTFE) (5) and copper foil wire horizontal scroll (6) composition, wherein, the polytetrafluoroethylene (PTFE) (5) and copper foil wire horizontal scroll (6) by Interior that some high tensile strength fibers (7) are wound with the copper foil wire horizontal scroll (6) to cladding is set successively outside, the high stretching is strong Degree fiber (7) is connected and composed by some filaments, and is attached between adjacent fiber silk by way of linking.

2. a kind of shielding wire cable according to claim 1, it is characterised in that the screen layer and it is described some groups it is exhausted There is packed layer (8) between edge cored wire.

3. a kind of shielding wire cable according to claim 2, it is characterised in that the packed layer (8) is metallic fiber Silk.

4. a kind of shielding wire cable according to claim 1, it is characterised in that scribble one on the outside of the copper foil wire horizontal scroll Layer colloid.

5. a kind of shielding wire cable according to claim 1, it is characterised in that the interior overcoat and the copper foil wire Reinforcing braid (9) is provided between horizontal scroll.

6. a kind of shielding wire cable according to claim 1, it is characterised in that the interior overcoat (3) and described outer Flame-retardant layer (10) is provided between overcoat (4).

7. a kind of shielding wire cable according to claim 1, it is characterised in that the conductor include 26AWG conductors and/ Or 24AWG conductors, the insulator include HDPE insulators and/or TPEE insulators.

8. a kind of shielding wire cable according to claim 1, it is characterised in that the interior overcoat is adhesive-bonded fabric, institute External protection coating is stated for PU leather sheaths.