CN211125084U

CN211125084U - Anti-bending alternating current charging cable

Info

Publication number: CN211125084U
Application number: CN201922009639.7U
Authority: CN
Inventors: 胡文轩
Original assignee: Suzhou Teboli Anthracene Machinery Technology Co ltd
Current assignee: Suzhou Teboli Anthracene Machinery Technology Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-07-28
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses an anti-bending alternating current charging cable, include: the cable comprises a sheath, a twisted pair signal wire, a communication signal wire, a plurality of power wires and filler, wherein the twisted pair signal wire, the communication signal wire, the plurality of power wires and the filler are arranged in the sheath; the communication signal line includes first protective sheath and sets up two piece at least signal lines in the first protective sheath, the power line includes many power line copper wires and parcel is in the outside second protective sheath of power line copper wire, first protective sheath and second protective sheath include from inside to outside in proper order: the insulating layer, the fiber tape winding cladding, the electromagnetic shielding layer and the flame retardant layer, the filler is high-density polyethylene. The utility model discloses a set up first protective sheath and second protective sheath, protect signal line and power line copper wire respectively. Meanwhile, the twisted-pair signal wires, the communication signal wires and the power wires in the sheath are protected in an all-dimensional wrapping mode through the high-density polyethylene, so that the tensile strength of the cable is improved, and the overall strength and the bending resistance of the cable are improved.

Description

Anti-bending alternating current charging cable

Technical Field

The utility model relates to a car cable field, in particular to anti-bending AC charging cable.

Background

At present, the charging cable structure of electric automobile includes: the sheath and two power sheath lines, ground connection sheath line, two supplementary sheath lines and three piece at least signal sheath lines of setting in the sheath, the heart yearn of signal sheath line is stranded anaerobic bare copper line. According to the traditional electric vehicle charging cable, the core wire of the signal sheath wire is not provided with the copper foil wire, so that the cable is easy to break in the actual use process, and once the core wire of one signal sheath wire is broken, the whole charging cable is scrapped; in addition, because the signal sheath line is usually thin, its intensity is not enough, in the in-service use process, very easy breaking, in case the breaking, whole charging cable has also scrapped.

SUMMERY OF THE UTILITY MODEL

The utility model provides an anti-bending alternating current charging cable to solve the above-mentioned technical problem who exists among the prior art.

In order to solve the technical problem, the utility model provides an anti-bending alternating current charging cable, include: the cable comprises a sheath, twisted pair signal wires, a communication signal wire, a plurality of power wires and fillers filled between the twisted pair signal wires, the communication signal wire, the plurality of power wires and the sheath, wherein the twisted pair signal wires, the communication signal wire and the plurality of power wires are arranged in the sheath; twisted pair signal line includes two signal lines that strand each other, the communication signal line includes first protective sheath and sets up two piece at least signal lines in the first protective sheath, the power line includes many power line copper wires and parcel and is in the outside second protective sheath of power line copper wire, wherein, first protective sheath and second protective sheath include from inside to outside in proper order: the insulating layer, the fiber tape winding cladding, the electromagnetic shielding layer and the flame retardant layer, the filler is high-density polyethylene.

Preferably, the flame-retardant layer is an elastomer sheath with flame-retardant properties.

Preferably, the insulating layer is made of rubber.

Preferably, the signal line includes: the cable comprises a plurality of bare copper wires and an aramid fiber layer wrapped on the bare copper wires.

Preferably, the sheath comprises: the flame-retardant waterproof elastomer sheath comprises an elastomer sheath with flame-retardant performance and a waterproof layer wrapped on the surface of the elastomer sheath.

Compared with the prior art, the utility model discloses an anti-bending AC charging cable, include: the cable comprises a sheath, twisted pair signal wires, a communication signal wire, a plurality of power wires and fillers filled between the twisted pair signal wires, the communication signal wire, the plurality of power wires and the sheath, wherein the twisted pair signal wires, the communication signal wire and the plurality of power wires are arranged in the sheath; twisted pair signal line includes two signal lines that strand each other, the communication signal line includes first protective sheath and sets up two piece at least signal lines in the first protective sheath, the power line includes many power line copper wires and parcel and is in the outside second protective sheath of power line copper wire, wherein, first protective sheath and second protective sheath include from inside to outside in proper order: the insulating layer, the fiber tape winding cladding, the electromagnetic shielding layer and the flame retardant layer, the filler is high-density polyethylene. The utility model discloses a set up first protective sheath and second protective sheath, protect signal line and power line copper wire respectively. Meanwhile, the twisted-pair signal wires, the communication signal wires and the power wires in the sheath are protected in an all-dimensional wrapping mode through the high-density polyethylene, so that the tensile strength of the cable is improved, and the overall strength and the bending resistance of the cable are improved.

Drawings

Fig. 1 is a schematic structural view of an anti-bending ac charging cable according to the present invention;

fig. 2 is the utility model discloses a structural schematic of first protective sheath and second protective sheath in anti-bending AC charging cable.

Shown in the figure: 1. a sheath; 2. twining a signal wire; 21. a signal line; 211-bare copper wire, 212, aramid fiber layer; 3. a communication signal line; 31. a first protective sheath; 311. an insulating layer; 312. a fiber tape-wound cladding; 313. an electromagnetic shielding layer; 314. a flame retardant layer; 4. a power line; 401. a power wire copper wire; 402. a second protective cover; 5. and (4) filling materials.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It should be noted that the drawings of the present invention are simplified and use non-precise ratios, and are only used for the purpose of facilitating and clearly assisting the description of the embodiments of the present invention.

As shown in fig. 1 and 2, the utility model provides an anti-bending alternating current charging cable, include: the cable comprises a sheath 1, a twisted pair signal wire 2, a communication signal wire 3, a plurality of power wires 4 and a filler 5 filled between the twisted pair signal wire 2, the communication signal wire 3, the plurality of power wires 4 and the sheath 1, wherein the twisted pair signal wire 2, the communication signal wire 3 and the filler are arranged in the sheath 1. Further, the filler 5 is made of High Density Polyethylene (HDPE),

referring to fig. 1, the twisted pair signal line 2 includes two signal lines 21 twisted with each other, and the communication signal line 3 includes a first protective sheath 31 and at least two signal lines 21 disposed in the first protective sheath 31, where the signal lines 21 are used for transmitting information. Therefore, the twisted-pair signal line 2 and the communication signal line 3 are both used for signal transmission, wherein the communication signal line 3 is used for transmitting signals needing shielding protection, and the twisted-pair signal line 2 is used for transmitting common signals, so that the signal lines 21 in the twisted-pair signal line 2 and the communication signal line 3 have the same structure and both comprise a plurality of bare copper wires 211 and aramid fiber layers 212 wrapped on the bare copper wires 211. The aramid fiber layer 212 has the excellent performances of ultrahigh strength, high temperature resistance, acid and alkali resistance, light weight, insulation, ageing resistance, long life cycle and the like, and can be used as a bulletproof material to improve the fracture resistance of the bare copper wire 211 to the greatest extent. In addition, the first protection sleeve 31 can respectively isolate the signal lines 21 inside and outside the first protection sleeve 31, so as to avoid the mutual interference of the two groups of signal lines 21.

With continued reference to fig. 1, the power line 4 includes a plurality of power line copper wires 401 and a second protective sheath 402 wrapped around the power line copper wires 401. Specifically, the power line copper wire 401 is used for power signal transmission, and the second protective sleeve 402 effectively protects the power line copper wire 401 inside the second protective sleeve 402.

Referring to fig. 2, the first protective sheath 31 and the second protective sheath 402 sequentially include, from inside to outside: insulating layer 311, fiber tape-wound cladding 312, electromagnetic shield layer 313, and flame retardant layer 314. Furthermore, the insulating layer adopts rubber, has good flexibility, can effectively wrap up inside copper wire, the fibrous tape is around covering 312, can effectively shield the signal, fire-retardant layer 314 adopts the elastomer sheath that has fire retardant property, can reduce the outside wearing and tearing of signal line 21 and power line 4, has improved the bending resistance of signal line 21 and power line 4 in the use.

Preferably, the sheath 1 comprises: the waterproof layer has the advantages that the elastomer sheath with the flame retardant property and the waterproof layer wrapped on the surface of the elastomer sheath can effectively isolate external pollution, and the internal structure of the cable is effectively protected.

To sum up, the utility model discloses an anti-bending AC charging cable, include: the cable comprises a sheath 1, a twisted pair signal wire 2, a communication signal wire 3, a plurality of power wires 4 and a filler 5 filled between the twisted pair signal wire 2, the communication signal wire 3, the plurality of power wires 4 and the sheath 1, wherein the twisted pair signal wire 2, the communication signal wire 3 and the filler are arranged in the sheath 1; the twisted-pair signal line 2 comprises two signal lines 21 twisted with each other, the communication signal line 3 comprises a first protective cover 31 and at least two signal lines 21 arranged in the first protective cover 31, the power line 4 comprises a plurality of power line copper wires 401 and a second protective cover 402 wrapped outside the power line copper wires 401, wherein the first protective cover 31 and the second protective cover 402 sequentially comprise from inside to outside: an insulating layer 311, a fiber tape-wound cladding 312, an electromagnetic shielding layer 313 and a flame retardant layer 314, and the filler 5 is High Density Polyethylene (HDPE). The utility model discloses a set up first protective sheath 31 and second protective sheath 402, protect signal line 21 and power line copper wire 401 respectively. Meanwhile, the twisted-pair signal wires 2, the communication signal wires 3 and the power wires 4 in the sheath 1 are protected in an all-dimensional wrapping mode through the high-density polyethylene, so that the tensile strength of the cable is improved, and the overall strength and the bending resistance of the cable are improved.

It will be apparent to those skilled in the art that various changes and modifications may be made to the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. An anti-buckling AC charging cable, comprising: the cable comprises a sheath, twisted pair signal wires, a communication signal wire, a plurality of power wires and fillers filled between the twisted pair signal wires, the communication signal wire, the plurality of power wires and the sheath, wherein the twisted pair signal wires, the communication signal wire and the plurality of power wires are arranged in the sheath; twisted pair signal line includes two signal lines that strand each other, the communication signal line includes first protective sheath and sets up two piece at least signal lines in the first protective sheath, the power line includes many power line copper wires and parcel and is in the outside second protective sheath of power line copper wire, wherein, first protective sheath and second protective sheath include from inside to outside in proper order: the insulating layer, the fiber tape winding cladding, the electromagnetic shielding layer and the flame retardant layer, the filler is high-density polyethylene.

2. The bend-resistant ac charging cable according to claim 1, wherein the flame retardant layer is an elastomer sheath having flame retardant properties.

3. The bend-resistant ac charging cable of claim 1, wherein the insulating layer is rubber.

4. The bend-resistant ac charging cable of claim 1, wherein the signal line comprises: the cable comprises a plurality of bare copper wires and an aramid fiber layer wrapped on the bare copper wires.

5. The bend-resistant ac charging cable of claim 1, wherein the sheath comprises: the flame-retardant waterproof elastomer sheath comprises an elastomer sheath with flame-retardant performance and a waterproof layer wrapped on the surface of the elastomer sheath.