CN210516276U

CN210516276U - High-elasticity cable

Info

Publication number: CN210516276U
Application number: CN201921882292.0U
Authority: CN
Inventors: 孙五州; 孙孝林; 马晓博; 孙林娜
Original assignee: Henan Hengsheng Tongda Wire And Cable Co Ltd
Current assignee: Henan Hengsheng Tongda Wire And Cable Co Ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-05-12
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses a high-elasticity cable, which comprises an electric core and an insulating layer, wherein the insulating layer is coated outside the electric core; the insulating layer is coated with an elastic protective layer, and a wear-resistant layer is arranged outside the elastic protective layer; the elastic protective layer comprises an inner elastic layer and an outer elastic layer, a plurality of elastic ribs with hemispherical cross sections are uniformly distributed on the outer surface of the inner elastic layer and the inner surface of the outer elastic layer, and the elastic ribs on the outer surface of the inner elastic layer and the inner surface of the outer elastic layer are arranged in a staggered mode; a plurality of elastic connecting rings are arranged between the inner elastic layer and the outer elastic layer at fixed intervals, and the outer surface of the inner elastic layer is connected with the inner surface of the outer elastic layer through the elastic connecting rings; the utility model realizes high elasticity and anti-extrusion effect through the high elasticity rubber material layer and the rubber structure, and the electric core structure also has better impact resistance and vibration resistance and strong toughness; high safety and long service life.

Description

High-elasticity cable

Technical Field

The utility model relates to a cable technical field, concretely relates to high elasticity cable.

Background

The cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like. At present, with the progress of society and the development of human beings, cables are widely popularized, power cables are different in application occasions and different in use characteristics and requirements, mechanical equipment is subjected to mechanical stress effects of friction, stamping, high-strength tensile force and the like in different degrees in the operation process, and the cable core is easy to break and serious safety accidents are caused because the structural strength, the electrical performance and the mechanical performance of the traditional cable are difficult to meet the normal production operation of the equipment; accordingly, there is an increasing demand for high-elasticity cables in the market, and the demand for the same is increasing.

In view of this, the present invention is especially provided.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a high elasticity cable to improve the safety in utilization of cable.

In order to realize the purpose, the technical scheme of the utility model is that:

a high-elasticity cable comprises a battery cell and an insulating layer, wherein the insulating layer is coated outside the battery cell; the insulating layer is coated with an elastic protective layer, and a wear-resistant layer is arranged outside the elastic protective layer; the elastic protective layer comprises an inner elastic layer and an outer elastic layer, a plurality of elastic ribs with hemispherical cross sections are uniformly distributed on the outer surface of the inner elastic layer and the inner surface of the outer elastic layer, and the elastic ribs on the outer surface of the inner elastic layer and the inner surface of the outer elastic layer are arranged in a staggered mode; a plurality of elastic connecting rings are arranged between the inner elastic layer and the outer elastic layer at fixed intervals, and the outer surface of the inner elastic layer is connected with the inner surface of the outer elastic layer through the elastic connecting rings.

Furthermore, in the above high-elasticity cable, the elastic ribs on the inner elastic layer and the outer elastic layer are the same, and the interval between the elastic ribs on the same surface is smaller than the diameter of the cross section of the hemispherical elastic rib.

Further, in the high-elasticity cable, the inner elastic layer, the outer elastic layer and the elastic ribs in the elastic protection layer are made of rubber materials; the inner elastic layer is integrally formed with the elastic ribs thereon, and the outer elastic layer is integrally formed with the elastic ribs thereon.

Further, in the above high-elasticity cable, the elastic connection ring is a rubber material ring.

Furthermore, in the high-elasticity cable, the battery cell is formed by twisting a plurality of strands of galvanized copper wires and 4 galvanized carbon spring steel wires uniformly distributed in the galvanized copper wires; 1 of 4 galvanized carbon spring steel wires sets up in the center of galvanized copper conductor, and 3 equipartitions are on the galvanized copper conductor periphery in addition.

Furthermore, in the high-elasticity cable, the insulating layer is a polyvinyl chloride material layer.

Further, in the high-elasticity cable, the wear-resistant layer is made of halogen-free flame-retardant weather-resistant polyolefin or polyurethane material.

Compared with the prior art, the beneficial effects of the utility model are embodied in:

the high-elasticity cable realizes high-elasticity anti-extrusion effect through the high-elasticity rubber material layers (the inner elastic layer and the outer elastic layer) and the rubber structure (the elastic ribs of the rubber); arranging an insulating layer outside the battery cell to perform battery cell insulation protection; interior elastic layer tightly covers outside the insulating layer, the loss of extrusion, environmental friction and temperature etc. is avoided to cooperation outer elastic layer and wearing layer protective insulation layer, and the security is high, long service life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic cross-sectional view of an embodiment of a high-elasticity cable according to the present invention;

FIG. 2 is a schematic cross-sectional view of the inner elastic layer shown in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the outer elastic layer of FIG. 1;

fig. 4 is a schematic view of the position of the elastic connection ring arranged in the high-elasticity cable according to the present invention;

FIG. 5 is a partially exploded view of the elastomeric attachment ring shown in FIG. 4 engaged with the inner surface of the outer elastomeric layer.

In the attached drawings, 1-cell; 2-an insulating layer; 3-a wear resistant layer; 4-an inner elastic layer; 5-an outer elastic layer; 41-elastic ribs; 51-elastic ribs; 6-elastic connecting rings;

11-a wire; 12-zinc-plated carbon spring steel wire.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1-3, a high-elasticity cable includes an electrical core 1 and an insulating layer 2, the insulating layer 2 is covered outside the electrical core 1, an elastic protective layer is covered outside the insulating layer 2, and a wear-resistant layer 3 is arranged outside the elastic protective layer; the elastic protective layer comprises an inner elastic layer 4 and an outer elastic layer 5, a plurality of elastic ribs (41,51) with hemispherical cross sections are uniformly distributed on the outer surface of the inner elastic layer 4 and the inner surface of the outer elastic layer 5, and the elastic ribs (41,51) on the outer surface of the inner elastic layer 4 and the inner surface of the outer elastic layer 5 are arranged in a staggered mode; a plurality of elastic connecting rings 6 are arranged between the inner elastic layer 4 and the outer elastic layer 5 at fixed intervals, and the outer surface 4 of the inner elastic layer is connected with the inner surface of the outer elastic layer 5 through the elastic connecting rings 6.

In a specific embodiment of the present invention, the battery cell 1 is formed by twisting a plurality of strands of galvanized

copper wires

11 and 4 galvanized carbon spring steel wires 12 uniformly distributed in the galvanized copper wires; 1 of the 4 galvanized carbon spring steel wires 12 is arranged in the center of the galvanized copper wire 11, and the other 3 are uniformly distributed on the periphery of the galvanized copper wire 11.

The carbon spring steel wire 12 is stranded in the battery core, has high tensile strength, elastic limit, toughness and fatigue strength, resists impact and vibration, prevents the generation of torsional cracks, ensures the strength and toughness indexes of the wire, and prevents the generation of electrochemical corrosion by surface galvanization.

It should be noted that, in the present invention, the electric core may also be a wire bundle, and the limitation is not limited herein.

The insulating layer 2 is preferably a polyvinyl chloride material layer, and has good flame retardance, low cost and good manufacturability. The insulating layer is tightly bound outside the battery cell, so that the insulating layer and the battery cell are ensured not to slide, and the battery cell is insulated, fixed and protected.

The inner elastic layer 4, the outer elastic layer 5 and the elastic ribs (41,51) in the elastic protective layer are made of rubber materials, and the rubber has the unique properties of high elasticity, impact resistance, wear resistance, high air tightness, vibration absorption and the like, so that the elastic protective layer generates elasticity when the cable is extruded, the cable is ensured to have good elastic restoring force, and the normal operation of the cable is ensured; and further the utility model discloses in the cross section of crisscross setting between inner elastic layer 4 and outer elastic layer 5 be hemispherical elasticity rib (41,51), can improve elasticity, also play the anti extrudability of certain degree.

Further, the inner elastic layer 4 is integrally formed with the elastic ribs 41 thereon, and the outer elastic layer 5 is integrally formed with the elastic ribs 51 thereon. The elastic ribs (41,51) on the inner elastic layer and the outer elastic layer are the same, and the interval between the elastic ribs on the same surface is smaller than the cross section diameter of the hemispherical elastic rib, so that the elastic ribs are staggered but not contacted with each other on the base layer surface, for example, one elastic rib 41 of the inner elastic layer 4 is positioned between the two opposite elastic ribs 51 on the outer elastic layer 5, but the elastic rib 41 of the inner elastic layer 4 is not contacted with the inner surface of the outer elastic layer 5, so that the elastic contact area is increased, and the elastic effect is improved.

Referring to fig. 4-5, in order to enhance the stability between the inner and outer elastic layers, a plurality of elastic connection rings 6 are arranged between the inner elastic layer 4 and the outer elastic layer 5 at regular intervals; the elastic connecting rings 6 are rubber rings, and are arranged at intervals between the inner elastic layer and the outer elastic layer, the outer surface of the inner elastic layer 4 and the inner surface of the outer elastic layer 5 are connected through the elastic connecting rings 6, and the connection mode is preferably bonding, but other suitable connection modes can be adopted, and the connection mode is not limited herein.

The utility model discloses in, the thickness of insulating layer 2, interior elastic layer 4, outer elastic layer 5 and wearing layer 3 does not regard as one to prescribe a limit to, and the radius and the length of elasticity rib (41,51), elasticity go-between 6 set up spacing distance etc. also adjust according to actual conditions wantonly.

The high-elasticity cable realizes high-elasticity anti-extrusion effect through the high-elasticity rubber material layers (the inner elastic layer and the outer elastic layer) and the rubber structure (the elastic ribs of the rubber), and the electric core structure also has better impact resistance and vibration resistance and strong toughness; arranging an insulating layer outside the battery cell to perform battery cell insulation protection; interior elastic layer tightly covers outside the insulating layer, the loss of extrusion, environmental friction and temperature etc. is avoided to cooperation outer elastic layer and wearing layer protective insulation layer, and the security is high, long service life.

Preferably, the wear-resistant layer 3 is made of halogen-free flame-retardant weather-resistant polyolefin or polyurethane material, has excellent characteristics of corrosion resistance, weather resistance, wear resistance, flame retardance, halogen-free property and the like, and further improves the safety of the cable.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A high-elasticity cable comprises a battery cell and an insulating layer, and is characterized in that the insulating layer is coated outside the battery cell; the insulating layer is coated with an elastic protective layer, and a wear-resistant layer is arranged outside the elastic protective layer; the elastic protective layer comprises an inner elastic layer and an outer elastic layer, a plurality of elastic ribs with hemispherical cross sections are uniformly distributed on the outer surface of the inner elastic layer and the inner surface of the outer elastic layer, and the elastic ribs on the outer surface of the inner elastic layer and the inner surface of the outer elastic layer are arranged in a staggered mode; a plurality of elastic connecting rings are arranged between the inner elastic layer and the outer elastic layer at fixed intervals, and the outer surface of the inner elastic layer is connected with the inner surface of the outer elastic layer through the elastic connecting rings.

2. The high elastic cable of claim 1, wherein the elastic ribs on the inner and outer elastic layers are identical and the spacing between the elastic ribs on the same surface is less than the cross-sectional diameter of the hemispherical elastic ribs.

3. The high elasticity cable of claim 2 wherein the inner and outer elastic layers and the elastic ribs of the protective elastic layer are both rubber material; the inner elastic layer is integrally formed with the elastic ribs thereon, and the outer elastic layer is integrally formed with the elastic ribs thereon.

4. The high elasticity cable of claim 3, wherein the elastic attachment ring is a rubber material ring.

5. The high-elasticity cable according to any one of claims 1 to 4, wherein the battery cell is formed by stranding a plurality of strands of galvanized copper wires and 4 galvanized carbon spring steel wires uniformly distributed in the galvanized copper wires; 1 of 4 galvanized carbon spring steel wires sets up in the center of galvanized copper conductor, and 3 equipartitions are on the galvanized copper conductor periphery in addition.

6. The high elasticity cable of claim 5, wherein the insulating layer is a layer of polyvinyl chloride.

7. The high elasticity cable of claim 5, wherein the abrasion resistant layer is a halogen free flame retardant weatherable polyolefin or polyurethane material.