CN222762679U - Wear-resistant power cables for new energy vehicles - Google Patents

Abstract

The utility model discloses a wear-resistant power cable for a new energy automobile, which comprises a cable body and an outer sheath, wherein the outer sheath is made of polyurethane, the cable body comprises a plurality of conductor units, copper core wires are wrapped in the conductor units, the copper core wires are formed by twisting a plurality of strands of copper wires, the outer walls of the strands of copper wires are wrapped with wire shielding layers, the outer walls of the wire shielding layers are wrapped with wire insulating layers, the outer walls of the wire insulating layers are wrapped with braiding sheaths, the cable can be effectively protected from the influence of external factors by using the outer sheath made of polyurethane, and the copper core wires are isolated by matching with the conductor units, so that the mutual noninterference among the conductor units is realized, the stable wire conveying is realized, the wear resistance, corrosion resistance, high temperature resistance and other characteristics of the cable are realized, the cable is prevented from being damaged due to the external factors such as abrasion, high temperature and corrosion, the whole structure is changed and damaged, the service life of the cable is prolonged, and the use safety of the cable is improved.

Description

Wear-resistant power cable for new energy automobile

Technical Field

The utility model relates to the technical field of cables, in particular to a wear-resistant power cable for a new energy automobile.

Background

Along with the continuous development and progress of new energy technology, the new energy automobile is rapidly preempted in market share of the fuel automobile in the automobile industry aiming at the increasing field of new energy application, and in the production process of the new energy automobile, the new energy automobile is required to be wired through a power cable, so that the safety of use is ensured, and the used cable is required to have high-strength wear resistance.

The existing automobile power transmission cable is mainly composed of a conductor and an insulating sheath structure wrapped on the outer surface of the conductor, the conductor is formed by twisting a plurality of strands of copper wires, but because the automobile belongs to a walking tool in daily life, the automobile is in an outdoor environment for a long time in the using process, and the cable belongs to a power cable, which is an important component of the automobile, so that the used cable has higher indexes on high temperature resistance, low temperature resistance, pressure resistance and wear resistance, but the existing new energy automobile power cable is subjected to the factors of temperature, external temperature, friction and the like generated by the operation of automobile equipment in the using process for a long time, so that the cable is seriously worn, an internal core wire is deformed, the whole structure is changed and damaged, the situation of short circuit is easy to occur, the safety of the automobile is seriously threatened, the influence of high temperature and low temperature environment is required, the high wear resistance and the normal use and the production wiring of the automobile can be ensured.

Disclosure of utility model

The utility model aims to provide the wear-resistant power cable for the new energy automobile, and the wear-resistant power cable is excellent in wear resistance, corrosion resistance, oil resistance and high temperature resistance through the use of the outer sheath made of polyurethane, can effectively protect the cable from being influenced by external factors, is matched with a plurality of conductor units to isolate copper core wires, realizes the mutual noninterference among the conductor units, realizes the stable wire conveying, realizes the characteristics of wear resistance, corrosion resistance, high temperature resistance and the like of the cable, prevents the cable from being damaged due to the external factors such as wear, high temperature and corrosion, and has the problems of changing and damaging the whole structure, prolongs the service life of the cable and improves the use safety of the cable.

The novel energy automobile wear-resistant power cable comprises a cable body and an outer sheath, wherein the outer sheath is made of polyurethane, the cable body comprises a plurality of conductor units, copper core wires are wrapped in the conductor units and are formed by twisting a plurality of strands of copper wires, a wire shielding layer is wrapped on the outer wall of each copper wire, a wire insulating layer is wrapped on the outer wall of each wire shielding layer, a braiding sheath is wrapped on the outer wall of each wire insulating layer, a steel wire is wrapped in the center of each reinforcing strip, and each steel wire is formed by braiding a plurality of thin steel wires.

The cable has the beneficial effects that the wear resistance, corrosion resistance and high temperature resistance of the cable can be improved through the use of the outer sheath made of polyurethane materials, the conductor units are protected by being matched with the conductor shielding layer and the conductor insulating layer, the conductor units are prevented from interfering with each other, the magnetic fields can be shielded, the normal use of the conductor units is ensured, the use safety of the cable body is improved, the single conductor units can be wrapped and protected by the braided sheath, the tensile property of the cable body can be enhanced through the use of the steel strips, the cable body is protected, the cable is prevented from being broken due to overlarge pulling force caused by the pulling force, and the tensile property of the cable body can be improved through the use of the steel strips, so that the service life of the conductor units is prolonged:

in order to realize protecting the conductor unit, the conductor unit is prevented from being damaged by tensile force:

In order to realize protecting a plurality of monomer units, improve the wearability of cable body simultaneously, guarantee the safety that the cable body used:

As a further improvement of the technical scheme, a reinforcing strip is arranged among the plurality of conductor units, a plurality of grooves are formed in the outer edges of the reinforcing strip, and the grooves correspond to the conductor units one by one.

The improved structure has the beneficial effects that through the use of the reinforcing strips, the tensile and compressive capacities of the conductor units can be improved while the plurality of conductor units are limited, so that the internal structure of the cable body is stressed uniformly, the positions of the monomer units are fixed by being matched with the use of the plurality of grooves, the monomer units cannot move randomly, the mutual friction among the plurality of conductor units is prevented, and the normal use is influenced:

in order to realize limiting the conductor unit, the stress of the conductor unit is ensured to be uniform:

as a further improvement of the technical scheme, the outer sides of the plurality of conductor units are provided with wrapping layers.

The improved structure has the beneficial effects that through the use of the wrapping layer, the structure can effectively play roles of buffering and lining, ensure the safety and reliability of the cable in the use process, reduce interference, improve the quality of the cable and prolong the service life of the cable:

In order to realize protecting the cable, the safety and the reliability of use are improved:

as a further improvement of the technical scheme, the outer wall of the wrapping layer is wrapped with an inner sheath.

The improved structure has the beneficial effects that through the use of the inner sheath, the structure inside the cable body can be effectively protected, the influence of surrounding environment is avoided, the normal operation of the cable is ensured, meanwhile, the cable is sealed and dampproof, the cable is prevented from being damaged by the external environment, and the corrosion and mechanical damage of the cable are caused:

In order to realize protecting the internal structure of the cable body, the safety of use is improved:

As a further improvement of the technical scheme, an aramid yarn woven reinforcing layer is wrapped between the inner sheath and the outer sheath.

The improved cable has the beneficial effects that through the use of the aramid fiber braided reinforcing layer, the overall strength and the tensile property outside the cable body can be enhanced, the toughness of the cable can be improved, the cable has the advantages of high strength and light weight, and the cable has good corrosion resistance:

in order to realize the toughness of the cable, the strength of the cable is improved:

as a further improvement of the above technical solution, the gaps between the wrapping layer and the plurality of conductor units are filled by a filling layer.

The improved structure has the beneficial effects that the gap inside the cable can be filled through the effect of the filling layer, the mechanical strength of the cable is increased, the structure inside the cable is protected from deformation and damage, the whole structure of the cable is maintained, and the conductor is prevented from bending and damaging:

in order to achieve filling of the gaps between the plurality of conductor units, the conductor units are protected.

Drawings

FIG. 1 is a schematic view of an isometric structure provided by the present utility model;

FIG. 2 is a top view provided by the present utility model;

fig. 3 is a cross-sectional view taken along line A-A of fig. 2 provided by the present utility model.

In the figure, 1, a cable body, 2, an outer sheath, 101, a conductor unit, 102, a copper core wire, 103, a copper wire, 104, a wire shielding layer, 105, a wire insulating layer, 106, a braiding sheath, 11, a reinforcing strip, 12, a groove, 21, a wrapping layer, 31, an inner sheath, 41, an aramid wire braiding reinforcing layer, 51, a steel wire strip and 61, and a filling layer.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1 to 3, the wear-resistant power cable for the new energy automobile provided by the embodiment of the utility model comprises a cable body 1 and an outer sheath 2, wherein the outer sheath 2 is made of polyurethane material, and the wear resistance, the wear resistance and the wear resistance of the cable body 1 can be improved through the use of the outer sheath 2 made of polyurethane material, The effects of corrosion resistance and high temperature resistance ensure that the cable body 1 can not cause the damage to the cable body 1 due to factors such as high temperature friction and corrosion in the using process of the cable body 1, so that the problem of short circuit of the cable body 1 is solved, the safety and stability of the use of the cable body 1 are improved, the cable body 1 comprises a plurality of conductor units 101, copper core wires 102 are wrapped in the conductor units 101, the copper core wires 102 are formed by stranding a plurality of strands of copper wires 103, the flexibility of the copper core wires 102 can be improved by using the copper core wires 102 formed by stranding a plurality of strands of copper wires 103, the heat dissipation of the copper core wires 102 is facilitated, the outer wall of the copper wires 103 is wrapped with a wire shielding layer 104, the outer wall of the wire shielding layer 104 is wrapped with a wire insulating layer 105, the five wire shielding layers 104 and the five wire insulating layers 105 can shield and protect the copper core wires 102 corresponding to each other, the five copper core wires 102 are prevented from contacting each other, simultaneously, mutually interfering, mutually shielding magnetic fields, ensuring normal use of copper core wires 102, the outer wall of a wire insulation layer 105 is wrapped with a braiding sheath 106, a plurality of braiding sheaths 106 can protect respective corresponding conductor units 101, improving the use safety of the conductor units 101, the central position of a reinforcing strip 11 is wrapped with a steel wire strip 51, the steel wire strip 51 is formed by braiding a plurality of thin steel wires, the anti-pulling property of a cable body 1 can be enhanced through the action of the steel wire rope, the risk of breakage of the cable body 1 is prevented, the use safety of the cable is improved, reinforcing strips 11 are arranged among a plurality of conductor units 101, the five conductor units 101 can be supported through the use of the reinforcing strips 11, the stability of the internal structure of the cable body 1 is ensured, a plurality of grooves 12 are formed in the outer edges of the reinforcing strips 11, the grooves 12 correspond to the conductor units 101 one by one, the five grooves 12 on the reinforcing strip 11 are matched again, the corresponding conductor units 101 can be limited and stabilized, the stress of the five conductor units 101 is guaranteed to be uniform in the using process of the cable body 1, the problem that the cable is damaged and short-circuited and normal use is affected due to damage of the conductor units 101 caused by uneven stress is avoided, the wrapping layers 21 are arranged on the outer sides of the conductor units 101, the wrapping layers 21 can protect the five conductor units 101, the internal structural strength of the cable body 1 is improved, gaps between the wrapping layers 21 and the conductor units 101 are filled through the filling layers 61, the gaps between the wrapping layers 21 and the conductor units 101 can be filled through the filling layers 61, and the cable can be effectively prevented from fire, Flame retardant and dampproofing protect five conductor units 101, wrap up around cladding 21 outer wall and have inner sheath 31, through the use of inner sheath 31, can protect the cable from surrounding environment, ensure that cable body 1 can normally and safely move, seal and dampproofing cable body 1, strengthen the mechanical properties of cable body 1 simultaneously, the common parcel has aramid fiber yarn to weave enhancement layer 41 between inner sheath 31 and the oversheath 2, aramid fiber yarn is woven enhancement layer 41 can strengthen the external bulk strength of cable body 1 and is pulled the nature with drawing, can improve the toughness of cable, have high strength, light advantage.

When the cable is used, firstly, the outer sheath 2 of the cable body 1 can well protect the internal structure of the cable body 1, the outer sheath 2 is made of polyurethane materials, the high-strength wear resistance, corrosion resistance and high-temperature resistance effects are achieved, the use safety of the cable body 1 is improved, meanwhile, the plurality of conductor shielding layers 104 and the conductor insulating layers 105 are matched, the corresponding conductor units 101 can be protected, interference between the conductor units 101 is prevented, normal current transmission is guaranteed, meanwhile, the reinforcing strips 11 and the five grooves 12 are matched, the five conductor units 101 can be limited, the conductor units 101 are prevented from moving at will, the stability of the internal structure of the cable body 1 is improved, the gaps between the wrapping layers 21 and the five conductor units 101 can be filled by using the filling layers 61, the five conductor units 101 are protected, the corresponding conductor units 101 can be effectively protected, the cable body between the outer sheath 2 and the inner sheath 31 is prevented from being interfered with each other, the whole cable body is protected by the high-efficiency, the cable is prevented from being damaged by the high-efficiency, the cable is protected by the high-temperature protection, the cable is prevented from being damaged by the high-temperature protection, and the whole cable is prevented from being damaged by the high-temperature protection structure, and the cable is prevented from being damaged by the high-temperature protection, the whole cable is protected, and the inner structure is prevented from being damaged by the high-temperature cable is caused by the cable, and the high-resistance structure is used, the cable 1 is protected, and the damage by the cable is caused by the high-safety structure.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. A wear-resistant power cable for new energy vehicles, comprising a cable body (1) and an outer sheath (2), characterized in that: the outer sheath (2) is made of polyurethane material, the cable body (1) comprises a plurality of conductor units (101), a copper core conductor (102) is wrapped in the conductor unit (101), the copper core conductor (102) is formed by twisting a plurality of copper wires (103), the outer wall of the plurality of copper wires (103) is wrapped with a conductor shielding layer (104), the outer wall of the conductor shielding layer (104) is wrapped with a conductor insulation layer (105), the outer wall of the conductor insulation layer (105) is wrapped with a braided sheath (106), a reinforcing strip (11) is arranged between the plurality of conductor units (101), a steel wire strip (51) is wrapped at the center of the reinforcing strip (11), and the steel wire strip (51) is woven from a plurality of fine steel wires. 2. The wear-resistant power cable for new energy vehicles according to claim 1 is characterized in that: a plurality of grooves (12) are provided on the outer edge of the reinforcement strip (11), and the plurality of grooves (12) correspond one-to-one to the plurality of conductor units (101). 3. The wear-resistant power cable for new energy vehicles according to claim 1 is characterized in that a wrapping layer (21) is provided on the outer side of the plurality of conductor units (101). 4. The wear-resistant power cable for new energy vehicles according to claim 3, characterized in that the outer wall of the wrapping layer (21) is wrapped with an inner sheath (31). 5. The wear-resistant power cable for new energy vehicles according to claim 4, characterized in that an aramid yarn braided reinforcement layer (41) is wrapped between the inner sheath (31) and the outer sheath (2). 6. The wear-resistant power cable for new energy vehicles according to claim 3, characterized in that the gap between the wrapping layer (21) and the plurality of conductor units (101) is filled with a filling layer (61).