Bending-resistant flexible cable

Abstract

The utility model discloses an anti-bending flexible cable, which comprises a plurality of groups of cable cores, an inner protective layer is extruded outside the plurality of groups of cable cores, a stainless steel wire is wound outside the inner protective layer, an outer protective layer is extruded outside the stainless steel wire, an anti-stretching layer is woven and wound outside the outer protective layer, the anti-stretching layer is a polyester woven layer, and the polyester woven layer is a polyester woven layer. The inner protective layer is a silicon rubber layer, the outer protective layer is a resin layer, and the wear-resistant layer is a polyurethane layer. According to the utility model, the stainless steel wires enable the cable to have extremely high strength, so that the cable can be effectively reinforced and is not easy to bend and deform, and the tensile layer adopts the polyester braid layer, so that the mechanical strength and the bending resistance of the cable are improved, and the cable is prevented from being fractured or deformed due to overlarge tensile force or bending in the installation and use processes.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable technical field especially relates to a kind of bending-resistant flexible cable. BACKGROUND

[0002] At present, flexible cable has flexible, durable and other characteristics, and can be applied in power system of various fields.

[0003] And the existing flexible cable in the use process, due to the bending-resistant effect of cable is poor, leading to its easy to bend deformation and damage, affect the safe use of cable, therefore, in order to industry technology progress, better realize cable safe use function, improve core technology competitiveness, the present application proposes a new implementation scheme different from the structure and application mode of prior art flexible cable. SUMMARY

[0004] The utility model discloses a kind of bending-resistant flexible cable to solve the problem that the existing flexible cable in the use process, due to the bending-resistant effect of cable is poor, leading to its easy to bend deformation and damage, affect the safe use of cable.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of bending-resistant flexible cable, including multiple cable cores, the outer side of multiple cable cores is extruded and is covered with inner protective layer, the outer side of inner protective layer is wound with stainless steel wire, the outer side of stainless steel wire is extruded and is covered with outer protective layer, the outer side of outer protective layer is woven and wound with tensile resistance layer, tensile resistance layer is polyester woven layer, the outer side of tensile resistance layer is wrapped with wear-resistant layer.

[0007] Further, the inner protective layer is a silicone rubber layer.

[0008] Further, the outer protective layer is a resin layer.

[0009] Further, the wear-resistant layer is a polyurethane layer.

[0010] Further, the cable core includes several power transmission conductors and at least one weak electric conductor.

[0011] The utility model has the advantages that:

[0012] 1. By stainless steel wire, the cable has very high strength, can effectively reinforce cable, so that it is not easy to bend deformation, and the tensile resistance layer is improved by polyester woven layer, the mechanical strength and bending-resistant characteristics of cable are improved, to prevent cable from being broken or deformed by excessive tension or bending during installation and use.

[0013] 2. The inner protective layer made of the silicon rubber layer makes the cable soft and elastic, so that the cable provides good protection and buffering, and has excellent insulation performance, can effectively prevent current leakage, and ensures safe operation of the cable. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 A three-dimensional structural schematic view of the anti-bending flexible cable is provided for the utility model;

[0015] Fig. 2 A partial sectional view structural schematic view of the anti-bending flexible cable is provided for the utility model;

[0016] Fig. 3 A sectional front view structural schematic view of the anti-bending flexible cable is provided for the utility model.

[0017] In the drawing: 1, cable core; 2, inner protective layer; 3, stainless steel wire; 4, outer protective layer; 5, anti-stretching layer; 6, wear-resistant layer. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0019] REFERENCE Figs. 1-3 An anti-bending flexible cable comprises a plurality of cable cores 1, the outer side of the plurality of cable cores 1 is extruded and covered with an inner protective layer 2, the inner protective layer 2 is a silicon rubber layer, the silicon rubber layer as the inner protective layer 2 makes the cable soft and elastic, so that the cable provides good protection and buffering, the outer side of the inner protective layer 2 is wound with a stainless steel wire 3, so that the cable has very high strength, can effectively reinforce the cable, makes it not easy to bend and deform, and improves the tensile strength and impact resistance of the cable, is suitable for high temperature, high pressure and various harsh environments, the outer side of the stainless steel wire 3 is extruded and covered with an outer protective layer 4, the outer protective layer 4 is a resin layer, so that the mechanical strength and flexibility of the cable are enhanced, and it is not easy to deform or break;

[0020] The outer side of the outer protective layer 4 is woven and wound with an anti-stretching layer 5, the anti-stretching layer 5 is a polyester woven layer, so that the mechanical strength and anti-bending characteristics of the cable are improved, the cable is prevented from breaking or deforming due to excessive tension or bending during installation and use, the outer side of the anti-stretching layer 5 is wrapped with a wear-resistant layer 6, the wear-resistant layer 6 is a polyurethane layer, the polyurethane layer of the wear-resistant layer 6 makes the cable have good wear resistance, oil resistance and cold resistance, the cable core 1 comprises a plurality of power transmission wires and at least one weak current wire.

[0021] The working principle of the embodiment is as follows: when in use, the silicon rubber layer is used as the inner protective layer 2, so that the cable is soft and flexible, thereby providing good protection and buffering for the cable, and the cable has excellent insulation performance, can effectively prevent current leakage, and ensures safe operation of the cable; the stainless steel wire 3 is additionally added, so that the cable has extremely high strength, can effectively reinforce the cable, makes the cable not easy to bend and deform, and improves the tensile strength and impact resistance of the cable, is suitable for high temperature, high pressure and various harsh environments; then, the outer protective layer 4 adopts a resin layer to enhance the mechanical strength and flexibility of the cable, so that the cable is not easy to deform or break; the tensile layer 5 adopts a polyester woven layer to improve the mechanical strength and bending resistance of the cable, prevents the cable from being broken or deformed due to excessive tension or bending during installation and use; then, the wear-resistant layer 6 adopts a polyurethane layer, so that the cable has good wear resistance, oil resistance and cold resistance.

[0022] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A kink-resistant flexible cable comprising a plurality of cable cores (1), characterized in that, The outer side of the plurality of cable cores (1) is extruded with an inner protective layer (2), the outer side of the inner protective layer (2) is wound with stainless steel wires (3), the outer side of the stainless steel wires (3) is extruded with an outer protective layer (4), the outer side of the outer protective layer (4) is woven with a tensile-resistant layer (5), the tensile-resistant layer (5) is a polyester woven layer, and the outer side of the tensile-resistant layer (5) is wrapped with a wear-resistant layer (6).

2. A kink-resistant flexible electrical cable according to claim 1, wherein, The inner protective layer (2) is a silicone rubber layer.

3. The kink-resistant flexible electrical cable of claim 1, wherein, The outer protective layer (4) is a resin layer.

4. The kink-resistant, flexible electrical cable of claim 1, wherein, The wear-resistant layer (6) is a polyurethane layer.

5. The kink-resistant, flexible electrical cable of claim 1, wherein, The cable core (1) comprises a plurality of power transmission wires and at least one weak current wire.

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