CN211181685U

CN211181685U - New energy automobile's anti charging cable of rolling over of high strength

Info

Publication number: CN211181685U
Application number: CN201921547871.XU
Authority: CN
Inventors: 刘卫军
Original assignee: Wuxi Chenan Photoelectric Co ltd
Current assignee: Wuxi Chenan Photoelectric Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-08-04
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses an anti charging cable of rolling over of high strength of new energy automobile, including charging wire, signal line, enhancement layer and oversheath, wear to be equipped with a plurality of charging wire and a plurality of signal line in the inner chamber of oversheath, the outside cladding of signal line is provided with the enhancement layer, and is a plurality of the mutual spiral transposition winding of signal line. Through the outside cladding enhancement layer at the signal line to increase the diameter of signal line, with the thickening signal line, when charging cable buckles, can reduce charging cable's the range of buckling, and promote the bending strength of signal line simultaneously, prolong charging cable's life.

Description

New energy automobile's anti charging cable of rolling over of high strength

Technical Field

The utility model belongs to the new energy automobile field, in particular to anti charging cable of rolling over of high strength of new energy automobile.

Background

In a new energy automobile, a charging cable generally comprises a charging lead and a communication signal wire, the diameter ratio of the signal wire is smaller and thinner, each cabled cable is independently arranged, and in the using process, the cable wire is frequently bent, wound and pulled, so that the signal wire is easily broken and broken to cause damage to the cable wire.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome exist not enough among the prior art, the utility model provides an anti charging cable that rolls over of high strength of new energy automobile can promote the anti intensity of rolling over of signal line, prolongs charging cable's life.

The technical scheme is as follows: in order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides an anti charging cable that rolls over of high strength of new energy automobile, includes charging conductor, signal line, enhancement layer and oversheath, wear to be equipped with a plurality of charging conductor and a plurality of signal line in the inner chamber of oversheath, the outside cladding of signal line is provided with the enhancement layer, and is a plurality of the mutual spiral transposition winding of signal line.

Furthermore, the charging wires comprise at least three wires, the axes of the sheaths except the charging wires are arranged in a central circumferential array, the charging wires and the sheaths form a plurality of filling cavities, the signal wires penetrate through the filling cavities, and first filling bodies are filled in the filling cavities.

Furthermore, the inner rings of the charging leads form a central gap cavity, and the signal wires penetrate through the central gap cavity.

Furthermore, the outer side of the outer sheath is respectively in contact with the outer side surfaces of the plurality of charging wires.

Further, still include the iron wire, the iron wire with the mutual transposition winding of signal line sets up.

Furthermore, the twisted signal wires form a signal wire harness, and the reinforcing layer is coated on the outer side of the signal wire harness.

Furthermore, a wire harness clearance cavity is formed between the signal wire harness and the reinforcing layer, and a second filling body is filled in the wire harness clearance cavity.

Furthermore, the reinforcing layer is made of fiber yarns or nylon wires, and at least comprises one fiber yarn or nylon wire and the signal wire which are mutually twisted and twisted in a spiral way.

Further, the reinforcing layer is a fiber layer.

Has the advantages that: the utility model discloses an at the outside cladding enhancement layer of signal line to increase the diameter of signal line, in order to add thick signal line, when charging cable buckles, can reduce charging cable's the range of buckling, and promote the bending strength of signal line simultaneously, prolong charging cable's life. And through the mode of transposition, can increase the whole thickness and the bulk strength of signal line, promote its anti-buckling, bending resistance ability.

Drawings

Fig. 1 is a schematic cross-sectional view of a charging cable according to a first embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a charging cable according to a second embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a charging cable according to a third embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a charging cable according to a fourth embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of a charging cable according to a fifth embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 5, a high-strength anti-bending charging cable for a new energy automobile comprises a charging wire 1, a signal wire 2, a reinforcing layer 5 and an outer sheath 3, wherein the outer sheath 3 is an insulating protective sheath with a circular ring-shaped cross section, a plurality of charging wires 1 and a plurality of signal wires 2 are arranged in an inner cavity of the outer sheath 3 in a penetrating manner, the charging wires 1 and the signal wires 2 are arranged independently, the charging wires 1 comprise a conductive wire core and an insulating layer 11 coated on the outer side of the conductive wire core, the reinforcing layer 5 is coated on the outer side of the signal wire 2 to increase the diameter of the signal wire 2 so as to thicken the signal wire 2, and when the charging cable is bent, the bending amplitude of the charging cable can be reduced, the anti-bending strength of the signal wire is improved, and the service life of.

The charging conductor 1 comprises at least three live wires, zero wires and ground wires which are respectively connected with alternating current, the axis of an outer sheath 3 of the charging conductor 1 is used as a central circumference array to be arranged, the charging conductor 1 and the outer sheath 3 form a plurality of filling cavities 10, the signal wire 2 penetrates through the filling cavities 10, and first filling bodies 4 are filled in the filling cavities 10. First obturator 4 is PP Corde material, also is the polypropylene cord, guarantees charging cable holistic rupture strength and insulating nature etc. through first obturator 4.

The specific arrangement position of the signal wire 2 in the outer sheath 3 comprises the following embodiments:

the first embodiment: as shown in fig. 1, the three charging wires 1 are arranged in a circumferential array around the axis of the outer sheath 3, the charging wires 1 are abutted with each other, the signal wire covering the reinforcing layer 5 is located in the region between the charging wire and the outer sheath 3, and the outer wall surface of the reinforcing layer 5 is abutted with the outer walls of the two adjacent charging wires 1 and the inner wall of the outer sheath 3, that is, the reinforcing layer 5 is tangent to the two charging wires 1 and the outer sheath 3, so as to increase the outer diameter of the reinforcing layer 5 as much as possible, increase the thickness of the signal wire, and further improve the bending strength of the cable. And simultaneously, three charging wires 1 also respectively butt in the inner wall of oversheath 3, guarantee that the whole external diameter of charging cable is less.

Second embodiment: as shown in fig. 2, the charging device comprises at least two signal wires 2, the outer sides of the two signal wires 2 are respectively coated with a reinforcing layer 5, and the two signal wires 2 are respectively located in the region between the charging wire 1 and the outer sheath 3.

The third embodiment: as shown in fig. 3, a central cavity 9 is formed by the inner circles of a plurality of charging leads 1, and the signal line 2 is inserted into the central cavity 9. That is, the three charging wires 1 are arranged in an array around the axis of the outer sheath 3, a central gap cavity 9 is coaxially formed at the center of the outer sheath 3, the signal wire 2 covering the reinforcing layer 5 is arranged in the central gap cavity 9 in a penetrating manner, and the signal wire is clamped between the charging wires 1, so that when the charging cable is integrally bent, the signal wire 2 has the same bending radius and bending curvature no matter which direction the signal wire is bent, and when the charging cable is bent, each wire on the inner side of the corresponding bending has a larger bending curvature, and the bending strength of the signal is further improved. The outer side of the outer sheath 3 is respectively in contact with the outer side surfaces of the charging leads 1. On the one hand, the overall diameter of the charging cable can be reduced as much as possible, and on the other hand, the stability of the signal line can be maintained.

The fourth embodiment: as shown in fig. 4, the signal lines 2 include at least two, and a plurality of the signal lines 2 are twisted and twisted with each other. In this embodiment, two ways are also included: the other is that two signal lines 2 directly spiral transposition twine, through the mode of transposition, can increase the whole thickness and the bulk strength of signal line, promote its anti-buckling, anti-folding performance. The other is that the signal wires are respectively coated with the reinforcing layer 5 and then are spirally twisted, the diameters of the two signal wires 2 can be further increased through the mode, and the twisted signal wires are larger in diameter, strength and flexural strength.

Fifth embodiment: as shown in fig. 5, the twisted signal wires 2 form a signal wire bundle 6, and the reinforcing layer 5 is disposed on the outer side of the signal wire bundle 6. Through with the enhancement layer cladding in the outside of signal line pencil 6 to increase the whole thickness and the bulk strength of signal line, promote its anti-buckling, anti-bending performance.

Form pencil clearance chamber 7 between signal line pencil 6 and the enhancement layer 5, the intussuseption of pencil clearance chamber 7 is filled and is provided with second obturator 8, second obturator 8 is PP Corde material, also is the polypropylene cord, guarantees through first obturator 4 that signal line pencil 6 is whole anti breaking strength and insulating nature etc..

Sixth embodiment: still include iron wire or steel wire, the iron wire with the mutual transposition winding of signal line sets up, iron wire 12 sets up in pencil clearance cavity 7. The bending strength of the signal wire is further increased through the iron wires.

The reinforcing layer 5 is made of fiber or nylon wire, at least comprises a fiber or nylon wire which is twisted with the signal wire 2 in a mutual spiral mode, the thickness and the folding strength of the signal wire can be increased by twisting the fiber or nylon wire with the signal wire 2, the requirement for materials is less while the folding strength of the signal wire is ensured, the production is easier, and the cost is lower.

Or the reinforcing layer 5 is a fiber layer, such as non-woven fabric, and directly and omnidirectionally covers the outer side of the signal line 2.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides an anti charging cable of rolling over of high strength of new energy automobile which characterized in that: including charging wire (1), signal line (2), enhancement layer (5) and oversheath (3), wear to be equipped with a plurality of charging wire (1) and a plurality of signal line (2) in the inner chamber of oversheath (3), the outside cladding of signal line (2) is provided with enhancement layer (5), and is a plurality of the mutual spiral strand winding of signal line (2).

2. The high-strength bending-resistant charging cable of the new energy automobile according to claim 1, characterized in that: the charging wire (1) comprises at least three charging wires (1) and is arranged in a central circumferential array mode through the axis of an outer sheath (3) of the charging wire (1), the charging wire (1) and the outer sheath (3) form a plurality of filling cavities (10), the signal wire (2) penetrates through the filling cavities (10), and a first filling body (4) is filled in the filling cavities (10).

3. The high-strength bending-resistant charging cable of the new energy automobile according to claim 2, characterized in that: the inner rings of the charging leads (1) form a central gap cavity (9), and the signal wires (2) penetrate through the central gap cavity (9).

4. The high-strength bending-resistant charging cable of the new energy automobile according to claim 3, characterized in that: the outer side of the outer sheath (3) is respectively in contact with the outer side surfaces of the charging leads (1).

5. The high-strength bending-resistant charging cable of the new energy automobile according to claim 1, characterized in that: still include iron wire (12), iron wire (12) with signal line (2) intertwist winding sets up.

6. The high-strength bending-resistant charging cable of the new energy automobile according to claim 1, characterized in that: the twisted signal wires (2) form a signal wire harness (6), and the reinforcing layer (5) is arranged on the outer side of the signal wire harness (6) in a covering mode.

7. The high-strength bending-resistant charging cable of the new energy automobile according to claim 6, wherein: a wire harness clearance cavity (7) is formed between the signal wire harness (6) and the reinforcing layer (5), and a second filling body (8) is filled in the wire harness clearance cavity (7).

8. The high-strength bending-resistant charging cable of the new energy automobile according to claim 1, characterized in that: the reinforcing layer (5) is made of fiber yarns or nylon wires, and at least comprises one fiber yarn or nylon wire and the signal wire (2) which are twisted and wound mutually in a spiral way.

9. The high-strength bending-resistant charging cable of the new energy automobile according to claim 1, characterized in that: the reinforcing layer (5) is a fiber layer.