Cable and double-branch-line and multi-branch-line structure thereof

Abstract

The utility model relates to a cable, which comprises an inner core, an insulating layer coated on the periphery of the inner core and a connecting body arranged on the insulating layer, the thickness of the insulating layer is different, and the thickness of the connecting body at the position of the insulating layer is thicker than that of other parts. The cable provided by the utility model can reduce the wiring space, is convenient to process, and reduces the waste of raw materials at the same time.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable technical field especially easy to assemble processing's cable. BACKGROUND

[0002] In order to facilitate wiring and improve the appearance of wiring, multi-core wires often adopt a flat cable structure (double or multi-branch wires), and the double or multi-branch wires with thin walls are prone to have the insulating layer of the connecting position torn during the assembly and processing of the core wires. In order to prevent the insulating layer from being torn, a common method is to increase the thickness of the insulating layer of the overall wire, for example, if the design requirement of the thickness of the insulating layer is 0.5 mm, in order to prevent the insulating layer from being torn during the assembly and processing of the core wires, the thickness of the insulating layer is designed to be more than 0.8 mm. Such a design has a large overall wire diameter, occupies a large space for wiring, and has an excessive design allowance, resulting in resource waste. SUMMARY

[0003] To solve the above technical problems, the utility model provides a kind of cable, including inner core;Insulating layer, is covered in inner core periphery;Connection, is set on insulating layer;Wherein insulating layer is not thick, and the thickness of the position of the connection in insulating layer is thicker than other parts.

[0004] Further, the inner core is a composite structure composed of multiple branch wire cores, and each branch wire core includes at least a conductor and a wrapping layer.

[0005] Further, the connection is set to be easily torn in a shape with wide sides and narrow middle.

[0006] Further, the connection is provided with a V-shaped or U-shaped notch that is easily torn.

[0007] In one embodiment of the utility model, a double-branch wire cable structure is provided, which includes two cables as any of the above, and the two cables are connected by the connection therebetween.

[0008] Further, the connection of the double-branch wire cable structure is set to be easily torn in a shape with wide sides and narrow middle.

[0009] Further, the connection of the double-branch wire cable structure is provided with a V-shaped or U-shaped notch that is easily torn.

[0010] In another embodiment of the utility model, a multi-branch wire cable structure is provided, which includes at least three cables as any of the above, and the at least three cables are divided into a middle cable located in the middle and side cables located on both sides. The middle cable includes two connections, and the side cables each include one connection. The side cables and the middle cable are connected by the connections therebetween.

[0011] Further, the connection of the multi-branch wire cable structure is set to be easily torn in a shape with wide sides and narrow middle.

[0012] Further, a multi-branch cable structure has a tearable V-shaped or U-shaped gap.

[0013] The above technical solution of the utility model has the following advantages compared with the prior art:

[0014] The cable provided by the utility model can reduce the diameter of the cable by reducing the thickness of the insulation layer at the non-continuous position, thereby reducing the wiring space, and reducing the design allowance of the insulation layer to reduce the waste of the insulation layer raw material; in addition, in combination with the tearable and gap design of the continuous part, the peeling phenomenon of the insulation layer during the tearing process of the core wires can be better reduced, the damage rate is reduced, the cost is reduced, and the benefit is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to make the content of the utility model more easily and clearly understood, the utility model will be further described in detail below according to the specific embodiments of the utility model and in combination with the drawings.

[0016] Figure 1 is a cable cross-section structure schematic view of the utility model.

[0017] Figure 2 is a cable provided with a tearable continuous part.

[0018] Figure 3 is a cable provided with a V-shaped gap continuous part.

[0019] Figure 4 is a cable provided with a U-shaped gap continuous part.

[0020] Figure 5 is a three-branch cable of the utility model.

[0021] Description of the drawings of the specification: 1, inner core; 2, insulation layer; 3, continuous part; 4, tearable continuous part; 5, continuous part with V-shaped gap; 6, continuous part with U-shaped gap. DETAILED DESCRIPTION

[0022] The utility model will be further described below in combination with the drawings and specific embodiments, so that those skilled in the art can better understand the utility model and can be implemented, but the embodiments are not as the limitation of the utility model.

[0023] The cable provided by the utility model comprises an inner core, an insulation layer wrapped around the outer periphery of the inner core and a continuous part arranged on the insulation layer, the branch lines can be connected through the continuous part, wherein the insulation layer is not equal in thickness, and the thickness of the position of the continuous part on the insulation layer is thicker than other parts.

[0024] In a preferred embodiment of the utility model, the cable inner core material can be single material, gold, silver, copper, aluminum or alloy, or optical fiber, carbon fiber or conductive plastic; the inner core can also be a composite structure composed of multiple branch line cores, each branch line core comprising at least a conductor and a wrapping layer, wherein the conductor can be gold, silver, copper, aluminum, alloy, optical fiber, carbon fiber or conductive plastic, and the wrapping layer can be non-woven fabric or cotton yarn.

[0025] In a preferred embodiment of the utility model, the cable insulation layer material can be polyethylene, polyvinyl chloride or cross-linked polyethylene.

[0026] In a preferred embodiment of the utility model, the thinnest part of the cable insulation layer is 0.5mm.

[0027] In a preferred embodiment of the utility model, the cable is connected to form a wide and narrow middle easy-to-tear shape, and the middle narrow part of the connection is easier to tear than the two wide parts, thereby reducing the risk of tearing the core wire insulation during assembly and processing; similarly, the cable connection can also have a V-shaped or U-shaped notch, which can also reduce the risk of tearing the insulation.

[0028] Referring to Figure 1 , in an embodiment of the utility model, a double-branch cable structure is provided, comprising an inner core, an insulation layer wrapped around the inner core, and a connection provided on the insulation layer, wherein the insulation layer is of unequal thickness, and the thickness of the insulation layer at the position of the connection is thicker than other parts.

[0029] During processing and use, the two cable branches are controlled to exert force on the connection, and since the insulation layer near the connection part is thicker, the connection part is easier to tear than the insulation layer, facilitating processing.

[0030] Referring to Figure 2 , compared with Figure 1 the embodiment, Figure 2 the connection of the double-branch cable in the embodiment is in the form of a wide and narrow middle easy-to-tear shape, and when the connection is under stress, the middle narrow part is easier to be damaged than the two wide parts, so that the insulation layer of the cable is not easily damaged during this process, thereby reducing the risk of tearing the core wire insulation during assembly and processing.

[0031] Referring to Figure 3 , 4 , compared with Figure 1 the embodiment, Figure 3 , 4The connecting body of the double-branch cable in the embodiment is provided with a V-shaped or U-shaped gap that is easy to tear, and in the same way, the middle narrow part is more likely to be damaged than the two wide parts when the connecting body is stressed, so that the insulation layer of the cable is not easily damaged in the process, and the risk of the insulation layer being torn is also reduced.

[0032] With reference to Figure 5 In an embodiment of the utility model, a multi-branch cable structure is provided, which comprises at least three branch cables, and the at least three branch cables are divided into a middle cable located in the middle and side cables located on both sides, the middle cable comprises two opposite connecting bodies, the side cables each comprise a connecting body, and the side cables and the middle cable are connected through the connecting bodies.

[0033] In a preferred embodiment of the utility model, the connecting body of the multi-branch cable structure is provided in a shape that is easy to tear, with the two sides being wide and the middle being narrow; or the connecting body is provided with a V-shaped or U-shaped gap that is easy to tear, so that the risk of the insulation layer being torn is reduced.

[0034] Obviously, the above-described embodiments are merely examples for the purpose of clear illustration, and are not intended to limit the embodiments. For those of ordinary skill in the art, other different forms of changes or variations can be made on the basis of the above description. It is not necessary or possible to exhaust all the embodiments. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A cable, characterized by The cable comprises: an inner core; an insulation layer covering the outer periphery of the inner core; a connecting body arranged on the insulation layer; wherein the insulation layer is not of uniform thickness, and the connecting body is thicker at the position of the insulation layer than other positions.

2. A cable according to claim 1, characterized in that The inner core is a composite structure composed of a plurality of branch cores, each of which comprises at least a conductor and a wrapping layer.

3. A cable according to claim 1, wherein, The outer periphery of the cross section of the insulation layer is circular, the cross section of the inner core is circular, and the outer periphery of the cross section of the insulation layer is arranged eccentrically with the inner core.

4. The cable of claim 1, wherein, The outer periphery of the cross section of the insulation layer is elliptical, the cross section of the inner core is circular, and the outer periphery of the cross section of the insulation layer is arranged concentrically with the inner core.

5. A dual stranded cable structure characterized by: The cable comprises two cables as claimed in any one of claims 1-4, and the two cables are connected by the connecting body.

6. A twinaxial cable structure according to claim 5, wherein, The connecting body is arranged in a tearable form with wider sides and a narrower middle.

7. A dual stranded cable construction according to claim 5, wherein, The connecting body is provided with a tearable V-shaped or U-shaped notch.

8. A multi-strand cable structure characterized by: The cable comprises at least three cables as claimed in any one of claims 1-4, and the at least three cables are divided into a middle cable located in the middle and side cables located on both sides, the middle cable comprises two connecting bodies, the side cables each comprise one connecting body, and the side cables and the middle cable are connected by the connecting body.

9. A multi-strand cable structure according to claim 8, wherein, The connecting body is arranged in a tearable form with wider sides and a narrower middle.

10. A multi-strand cable structure according to claim 8, wherein, The connecting body is provided with a tearable V-shaped or U-shaped notch.

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