CN209822320U - Anti-winding cable - Google Patents

Abstract

The utility model provides an anti-winding cable, including a pair of parallel arrangement's cable conductor, be equipped with the foaming interlayer between the cable conductor, the both ends of foaming interlayer all are equipped with the fastener that takes of opening outside, the cable conductor is wrapped up in a little outward and is equipped with first internal insulation protective layer, the both ends of internal insulation protective layer block respectively in the groove of fastener; the inner side of the first inner insulation protective layer is provided with a plurality of protruding abutting parts which abut against the cable core, and the outer side of the first inner insulation protective layer is sequentially provided with a shielding protective net, a metal protective layer and an outer protective layer. In this application, the cable conductor that two cores set up forms a ribbon cable, can't restore to the throne after avoiding rotatory, can discern its positive and negative easily, is provided with the fastener of taking of gaining in strength in two cable conductor department of meeting simultaneously, avoids the fracture, also promotes rotatory the resetting.

Description

Anti-winding cable

Technical Field

The utility model relates to a wire and cable technical field especially relates to an antiwind cable.

Background

Wire and cable are wire products for transmitting electric energy, electric signals and realizing electromagnetic energy conversion. A cable generally comprises a core for transmitting power or electrical signals and a sheath for protecting and insulating. Cables having only one core and having a small diameter are generally called wires. There are also some electric wires without an insulating sheath, which are called bare wires. The cable core in the cable is made of metal materials with good electric conductivity, and usually copper (good electric conductivity) or aluminum (low cost) is used. The traditional electric wire and cable are easy to be wound together and difficult to be unwound when in use, only the electric wire and cable can be cut off, but the waste of resources is easy to cause.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an antiwind cable, through the memory resettability of metal, the cable conductor winding of prevention large tracts of land.

In order to achieve the purpose, the utility model provides an anti-winding cable, which comprises a pair of cable cores arranged in parallel, wherein a foaming interlayer is arranged between the cable cores, both ends of the foaming interlayer are respectively provided with a lapping piece with an outward opening, the cable cores are wrapped with a first inner insulating protective layer in half, and both ends of the inner insulating protective layer are respectively clamped in grooves of the lapping piece; the inner side of the first inner insulation protective layer is provided with a plurality of protruding abutting parts which abut against the cable core, and the outer side of the first inner insulation protective layer is sequentially provided with a shielding protective net, a metal protective layer and an outer protective layer.

Further, antiwind cable in, cable core inside is equipped with many sinle silks, the outside of sinle silk is equipped with the interior insulating protective layer of second.

Further, in the anti-winding cable, a metal bundling hoop is arranged on the outer side of the wire core.

Further, in the anti-winding cable, a flame-retardant filler is arranged between the wire core and the second inner insulating protective layer.

Furthermore, in the anti-winding cable, the wire cores are twisted together into a large wavy spiral shape, and the diameter of each wire core is 0.5mm-0.8 mm.

Further, in the anti-winding cable, the first inner insulating protective layer, the second inner insulating protective layer and the outer protective layer are made of any one of LCP, PI and PTFE.

Further, in the anti-winding cable, the foaming interlayer is made of PE.

Further, in the anti-winding cable, the thickness of the outer protective layer is 1mm-1.8 mm.

Further, in the anti-winding cable, the shielding protective net is a protective net woven by thin wires made of copper-aluminum alloy materials.

Further, in the anti-winding cable, the clip piece is made of rigid metal.

Compared with the prior art, the beneficial effects of the utility model are mainly embodied in that: the cable core that two cores set up forms a ribbon cable, can't restore to the throne after avoiding rotatory, can discern its positive and negative easily, is provided with the fastener that takes of gaining in strength in two cable core meets the department simultaneously, avoids the fracture, also promotes rotatory the restoring to the throne.

Drawings

Fig. 1 is a schematic structural diagram of the middle anti-winding cable of the present invention.

Wherein: the cable comprises a cable core 1, a flame-retardant filler 2, a metal bundling hoop 3, a second inner insulating protective layer 41, a first inner insulating protective layer 42, a convex abutting part 43, a shielding protective net 5, a metal protective layer 6, an outer protective layer 7, a foaming interlayer 8 and a clamping piece 9.

Detailed Description

The anti-wind cable of the present invention will now be described in greater detail with reference to the schematic drawings, in which preferred embodiments of the invention are shown, it being understood that those skilled in the art may modify the invention herein described while still achieving the advantageous effects of the invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the invention.

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

As shown in fig. 1, the utility model provides an antiwind cable, including a pair of parallel arrangement's cable conductor, be equipped with foaming interlayer 8 between the cable conductor, reduce the mutual interference between the cable conductor, used material is also relatively heat-resisting, and the heat conductivity is poor, can reduce the influence of ambient temperature to the cable. Both ends of the foaming interlayer 8 are provided with clamping pieces 9 with outward openings, a first inner insulating protective layer 42 is wrapped on the outer half of the cable core, and both ends of the inner insulating protective layer are respectively clamped in grooves of the clamping pieces 9; the inner side of the first inner insulating protective layer 42 is provided with a plurality of protruding parts 43, the protruding parts 43 abut against the cable core, and the outer side of the first inner insulating protective layer 42 is sequentially provided with a shielding protective net 5, a metal protective layer 6 and an outer protective layer 7.

Specifically, cable conductor inside is equipped with many sinle silks 1, and many sinle silks 1 are twisted together each other, and the heliciform of the big wave of twisting into, the diameter of sinle silks 1 is 0.5mm-0.8mm, and the outside of sinle silks 1 is equipped with metal binding hoop 3, can prevent that too thin sinle silks 1 from breaking easily, also can bear bigger voltage, electric current with seven sinle silks 1 twisting together simultaneously, is suitable for various power consumption places, uses big voltage range to be 450V-750V, and life is 60 years to 70 years. The outside of sinle silk 1 is equipped with second internal insulation protective layer 41, is equipped with fire-retardant filler 2 between sinle silk 1 and the second internal insulation protective layer 41, both increases compressive capacity, improves the fire retardance again.

Meanwhile, the first inner insulating protection layer 42, the second inner insulating protection layer 41 and the outer protection layer 7 are respectively made of any one of LCP, PI and PTFE, so that the performances of high temperature resistance, corrosion resistance, wear resistance, pressure resistance and the like are improved. The foaming interlayer 8 is made of PE which is a widely used material, has high mechanical strength and excellent electrical insulation performance, and can increase the pressure resistance and the electromagnetic compatibility of the cable. The thickness of the outer protective layer 7 is 1mm-1.8 mm. The shielding protective net 5 is a protective net woven by thin wires made of copper-aluminum alloy materials. The clip piece 9 is made of rigid metal. The metal protective layer 6 is used for increasing the pressure resistance, and the material of the metal protective layer can be medium-carbon steel, low-carbon steel or low-alloy steel. Compared with non-metal materials, the steel has better strength, but also has good toughness, so that the cable is not easy to break. Of course, both medium and low carbon steel and low alloy steel need to be subjected to necessary anticorrosion treatment, such as galvanization, blackening and the like.

In summary, in the anti-twisting cable provided in this embodiment, the cable core wires arranged in two cores form a flat strip-shaped cable, so that the cable cannot be reset after rotation is avoided, the front side and the back side of the cable can be easily identified, and meanwhile, the connecting part of the two cable core wires is provided with the clamping piece for increasing strength, so that breakage is avoided, and rotation reset is also promoted.

The above description is only for the preferred embodiment of the present invention, and does not limit the present invention. Any technical personnel who belongs to the technical field, in the scope that does not deviate from the technical scheme of the utility model, to the technical scheme and the technical content that the utility model discloses expose do the change such as the equivalent replacement of any form or modification, all belong to the content that does not break away from the technical scheme of the utility model, still belong to within the scope of protection of the utility model.

Claims (10)

1. An anti-winding cable is characterized by comprising a pair of cable cores arranged in parallel, wherein a foaming interlayer is arranged between the cable cores, both ends of the foaming interlayer are respectively provided with a fastener with an outward opening, the cable cores are wrapped with a first inner insulating protective layer in half, and both ends of the inner insulating protective layer are respectively clamped in grooves of the fasteners; the inner side of the first inner insulation protective layer is provided with a plurality of protruding abutting parts which abut against the cable core, and the outer side of the first inner insulation protective layer is sequentially provided with a shielding protective net, a metal protective layer and an outer protective layer.

2. The anti-wind cable according to claim 1, wherein a plurality of cores are arranged inside the cable core, and a second inner insulating protective layer is arranged outside the cores.

3. The anti-wind cable according to claim 2, wherein the outside of the core is provided with a metallic bundling ferrule.

4. The anti-wind cable according to claim 2, wherein a flame retardant filler is provided between the core and the second inner insulating protective layer.

5. The anti-wind cable according to claim 2, wherein the wire cores are twisted together into a large wavy helix, the wire cores having a diameter of 0.5mm to 0.8 mm.

6. The anti-wind cable according to claim 2, wherein the first inner insulating protective layer, the second inner insulating protective layer and the outer protective layer are made of any one of LCP, PI and PTFE, respectively.

7. The anti-wind cable according to claim 1, wherein the foamed insulation layer is made of PE.

8. The anti-wind cable according to claim 1, wherein the thickness of the outer protective layer is 1mm-1.8 mm.

9. The anti-wind cable according to claim 1, wherein the shielding protective net is a protective net woven by thin wires made of copper-aluminum alloy material.

10. The anti-wind cable of claim 1, wherein the snaps are rigid metal.