A bending-resistant wire

Abstract

The utility model discloses a bending-resistant wire material, comprising a plurality of twisted insulating sheaths and a conductor arranged inside the insulating sheaths and twisted and formed, the plurality of twisted insulating sheaths are wrapped with a protective sheath outside, the protective sheath comprises an anti-interference layer arranged on the outer wall of the plurality of insulating sheaths, the outer wall of the anti-interference layer is wrapped with an insect repellent layer, and the outer wall of the anti-interference layer is provided with concave annular grooves of equal length; the utility model can be used for filling and winding cotton thread through the concave annular groove provided on the outer wall of the insect repellent layer, and the wound cotton thread is higher than the depth of the concave annular groove, which is convenient for injection molding of the insect repellent tensioning sheath, and the setting of the insect repellent tensioning sheath can be tensioned when bending, and the cotton thread is also easy to bend, so that the sheath of the wire material will not be stretched to cause the sheath to break and cause damage, which will expose the insulating sheath, and avoid the situation that the sheath outside the wire material breaks due to bending when the wire material is bent, causing a short circuit and a fire.

Description

Technical Field

[0001] The utility model relates to the technical field of wire materials, in particular to a bending-resistant wire material. Background Art

[0002] Anti-bending industrial cable is an industrial cable specially designed to withstand bending and tensile forces. It is usually made of high-strength conductors to enhance the flexibility and durability of the cable. This type of cable is widely used in industrial fields, especially in places where frequent changes of position, frequent bending or folding are required.

[0003] The biggest problem with the connecting wires in the prior art is that after repeated use, the outermost protective sheath of the connecting wire is easily broken and cracked, exposing the insulating sheath. If there is an opening in the insulating sheath, it is easy to cause a short circuit and cause a fire. Utility Model Content

[0004] In order to solve the defects in the prior art, the utility model provides a bending-resistant wire material.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] The utility model discloses a bending-resistant wire material, comprising a plurality of twisted insulating sheaths and a conductor twisted inside the insulating sheaths, the plurality of twisted insulating sheaths are wrapped with a protective sheath outside, the protective sheath comprises an anti-interference layer wrapped on the outer walls of the plurality of insulating sheaths, the outer wall of the anti-interference layer is wrapped with an insect repellent layer, the outer wall of the anti-interference layer is provided with concave annular grooves of equal length, the inside of the concave annular grooves is wound with a first cotton thread higher than the height of the concave annular groove, and the insect repellent tensioning sheaths matching the first cotton coils are equidistantly provided on the insect repellent layer.

[0007] As a preferred technical solution of the utility model, a plurality of second cotton threads twisted together with a plurality of insulating sheaths are arranged inside the anti-interference layer.

[0008] As a preferred technical solution of the utility model, the outer wall of the insect repellent layer is wrapped with a protective cover.

[0009] As a preferred technical solution of the utility model, the protective cover is configured as an open loop, and the opening of the protective cover is connected via a flame-retardant zipper.

[0010] As a preferred technical solution of the utility model, tensioning convex rings matching and sleeved with the insect repellent tensioning sheath are equidistantly arranged on the protective sheath.

[0011] As a preferred technical solution of the utility model, both ends of the protective sleeve are provided with limit rings, and the limit rings of the protective sleeve are tied with binding straps.

[0012] As a preferred technical solution of the utility model, the protective cover comprises an inner flame retardant layer and a wear-resistant layer arranged on the outer wall of the flame retardant layer.

[0013] The beneficial effects of the utility model are:

[0014] 1. This kind of bending-resistant wire can be used to fill and wrap cotton thread through the concave annular groove provided on the outer wall of the insect-repellent layer, and the wrapped cotton thread is higher than the depth of the concave annular groove, which is convenient for injection molding of the insect-repellent tensioning sheath. The setting of the insect-repellent tensioning sheath can be tensioned when bending, and the cotton thread is also easy to bend, so that the sheath of the wire will not be stretched and the sheath will not be broken, causing damage to the sheath and exposing the insulating sheath, thereby avoiding the situation where the sheath on the outside of the wire breaks due to bending when the wire is bent, causing a short circuit and a fire.

[0015] 2. This kind of anti-bending wire can be further protected by a protective cover, in which the flame retardant layer can play a good flame retardant and fireproof effect, and the wear-resistant layer can play a good wear-resistant role, thereby avoiding the cracking caused by wear of the wire. The protective cover can be disassembled and assembled through a flame retardant zipper, so that the protective cover can be replaced, ensuring the flame retardant, fireproof and wear-resistant properties of the protective cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is a schematic diagram of the structure of a bending-resistant wire material of the utility model;

[0018] Figure 2 The utility model is a kind of anti-bending wire Figure 1 Schematic diagram of partial enlarged structure;

[0019] Figure 3 It is a cross-sectional view of the structure of a tensioning convex ring of a bending-resistant wire material of the utility model.

[0020] In the figure: 1. insulating sheath; 2. conductor; 3. protective sheath; 4. anti-interference layer; 5. insect repellent layer; 6. concave ring groove; 7. first cotton thread; 8. insect repellent tensioning sheath; 9. second cotton thread; 10. protective sheath; 11. flame retardant zipper; 12. tensioning convex ring; 13. limit stop ring; 14. binding strap; 15. flame retardant layer; 16. wear-resistant layer. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0022] Example: Figure 1 , Figure 2 and Figure 3 As shown, the utility model is a bending-resistant wire material, comprising a plurality of twisted insulating sheaths 1 and a conductor 2 twisted inside the insulating sheath 1, the plurality of twisted insulating sheaths 1 are wrapped with a protective sheath 3 outside, the protective sheath 3 comprises an anti-interference layer 4 wrapped around the outer wall of the plurality of insulating sheaths 1, the outer wall of the anti-interference layer 4 is wrapped with an insect repellent layer 5, the outer wall of the anti-interference layer 4 is provided with concave annular grooves 6 of equal length, the inside of the concave annular grooves 6 is wound with a first cotton thread 7 higher than the height of the concave annular grooves 6, and the insect repellent layer 5 is provided with equidistantly spaced threads that are the same as the first The insect repellent tensioning sheath 8 matched with 7 turns of cotton thread can be used to fill and wrap the cotton thread through the concave annular groove 6 provided on the outer wall of the insect repellent layer 5, and the wrapped cotton thread is made higher than the depth of the concave annular groove 6, which is convenient for injection molding of the insect repellent tensioning sheath 8. The setting of the insect repellent tensioning sheath 8 can be tensioned when bending, and the cotton thread is also easy to bend, so that the sheath of the wire will not be stretched and the sheath will not be broken, causing damage to the sheath and exposing the insulating sheath 1, thereby avoiding the situation where the sheath on the outside of the wire breaks due to bending when the wire is bent, causing a short circuit and a fire.

[0023] Among them, a plurality of second cotton threads 9 twisted together with a plurality of insulating sheaths 1 are arranged inside the anti-interference layer 4, which can make the injection-molded cable wires more compact.

[0024] Among them, the outer wall of the insect repellent layer 5 is wrapped with a protective cover 10, and the protective cover 10 is set to an open loop 11. The opening of the protective cover 10 is connected by a flame-retardant zipper 11. The protective cover 10 is equidistantly provided with tensioning convex rings 12 that match and sleeve the insect repellent tensioning cover 8. Both ends of the protective cover 10 are provided with limit rings 13, and the limit rings 13 of the protective cover 10 are fastened with straps 14. The protective cover 10 includes an inner flame-retardant layer 15 and a wear-resistant layer 16 arranged on the outer wall of the flame-retardant layer 15. The protective cover 10 can further protect the wire, wherein the flame-retardant layer 15 can play a good flame-retardant and fire-proof effect, and the wear-resistant layer 16 can play a good wear-resistant role, thereby avoiding the situation where the wire is worn and cracked, and the protective cover 10 can be disassembled and assembled through the flame-retardant zipper 11, so that the protective cover 10 can be replaced, ensuring the flame-retardant, fire-proof and wear-resistant properties of the protective cover 10.

[0025] During operation, the anti-bending wire can be filled with winding cotton thread through the concave annular groove 6 provided on the outer wall of the insect-repellent layer 5, and the wound cotton thread is made higher than the depth of the concave annular groove 6, which is convenient for injection molding of the insect-repellent tensioning sheath 8. The setting of the insect-repellent tensioning sheath 8 can be tensioned when bending, and the cotton thread is also easy to bend, so that the sheath of the wire will not be stretched and broken, causing damage to the sheath and exposing the insulating sheath 1, thereby avoiding the situation where the sheath on the outside of the wire breaks due to bending when the wire is bent, causing a short circuit and a fire.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A bending-resistant wire, comprising a plurality of twisted insulating sheaths (1) and a conductor (2) arranged inside the insulating sheath (1) and twisted, characterized in that: The insulating sheaths (1) are formed by twisting a plurality of strands and are wrapped with a protective sheath (3). The protective sheath (3) comprises an anti-interference layer (4) arranged on the outer wall of the plurality of insulating sheaths (1). The outer wall of the anti-interference layer (4) is wrapped with an insect repellent layer (5). The outer wall of the anti-interference layer (4) is provided with concave annular grooves (6) of equal length. The inside of the concave annular groove (6) is wound with a first cotton thread (7) that is higher than the height of the concave annular groove (6). The insect repellent layer (5) is provided with an insect repellent tensioning sheath (8) that matches the first cotton thread (7) at equal distances.

2. The anti-bending wire material according to claim 1, characterized in that: A plurality of second cotton threads (9) twisted together with a plurality of insulating sheaths (1) are arranged inside the anti-interference layer (4).

3. The anti-bending wire material according to claim 1, characterized in that: The outer wall of the insect repellent layer (5) is wrapped with a protective cover (10).

4. The anti-bending wire material according to claim 3, characterized in that: The protective cover (10) is configured as an open loop, and the openings of the protective cover (10) are connected via a flame-retardant zipper (11).

5. The anti-bending wire material according to claim 4, characterized in that: The protective sleeve (10) is provided with tensioning protruding rings (12) at equal intervals and are matched with the insect repellent tensioning sleeve (8).

6. The anti-bending wire material according to claim 5, characterized in that: Both end portions of the protective sleeve (10) are provided with position limiting rings (13), and the position limiting rings (13) of the protective sleeve (10) are fastened with binding belts (14).

7. The anti-bending wire material according to claim 6, characterized in that: The protective sleeve (10) comprises an inner flame retardant layer (15) and a wear-resistant layer (16) arranged on the outer wall of the flame retardant layer (15).

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