High-temperature-resistant and corrosion-resistant new energy automobile cable

Abstract

The utility model belongs to the field of cables, particularly relates to a high-temperature-resistant and corrosion-resistant new energy automobile cable, and aims to solve the problems that effective limiting support is lacked between existing cable cores, protection is provided only by means of filler, excessive abrasion is easily caused by dislocation between the cable cores when the cable is extruded by external force, and the service life of the cable is shortened. According to the technical scheme, the cross section of a supporting rib is in a cross shape, a plurality of cavities distributed at equal intervals are formed in the supporting rib, a plurality of buffering grooves and buffering holes distributed at equal intervals are formed in the outer side of the supporting rib, and the buffering grooves and the buffering holes are formed in a staggered mode; according to the utility model, the plurality of wire cores can be segmented and supported, so that mutual dislocation and friction of the wire cores are avoided, the service life of the cable is prolonged, the deformation of the supporting ribs can be facilitated, and the service life of the cable is prolonged. And meanwhile, a good high-temperature-resistant flame-retardant effect and a good anti-corrosion effect can be provided for the cable.

Description

Technical Field

[0001] The utility model relates to the technical field of cables, in particular to a high-temperature resistant and corrosion-resistant new energy vehicle cable. Background Technique

[0002] New energy vehicles include pure electric vehicles, range-extended electric vehicles, hybrid vehicles, fuel cell electric vehicles, hydrogen engine vehicles, etc. Compared with gas stations, new energy vehicles have public ultra-fast charging stations. As one of the key devices of the charging system, the quality of the charging cable is particularly important.

[0003] The inner core of the traditional cable in the prior art is composed of multiple wire cores with different functions, including a charging wire core, a control wire core and a signal wire core, and is protected by using a filler. However, the following deficiencies exist during use:

[0004] 1. There is a lack of effective limit support between the wire cores, and only the filler provides protection. When the cable is subjected to external force extrusion, the wire cores are prone to excessive wear due to misalignment, reducing the service life of the cable.

[0005] Therefore, we propose a high-temperature resistant and corrosion-resistant new energy vehicle cable. Content of the Utility Model

[0006] The purpose of the utility model is to solve the defect that there is a lack of effective limit support between the wire cores in the prior art, and only the filler provides protection. When the cable is subjected to external force extrusion, the wire cores are prone to excessive wear due to misalignment, reducing the service life of the cable, and a high-temperature resistant and corrosion-resistant new energy vehicle cable is proposed.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0008] A high-temperature resistant and corrosion-resistant new energy vehicle cable, comprising:

[0009] A support rib, the cross-section of the support rib is cross-shaped, and a plurality of cavities are arranged at equal intervals inside the support rib. A plurality of buffer grooves and buffer holes are respectively arranged on the outer side of the support rib, and the buffer grooves and buffer holes are arranged alternately;

[0010] A plurality of wire cores are respectively arranged on the outer side of the support rib. A polyimide film insulation layer is sleeved on the outer wall of each wire core. A plurality of wire cores are sleeved with a covering layer on the outside. A filler is arranged between the wire cores and the covering layer. A high-temperature resistant and flame retardant layer is arranged on the outside of the covering layer. An anti-corrosion layer is arranged on the outside of the high-temperature resistant and flame retardant layer. An armor layer is arranged on the outside of the anti-corrosion layer. An outer sheath is arranged on the outside of the armor layer.

[0011] In a possible design, a plurality of uniformly distributed steel wires are arranged inside the support rib.

[0012] In a possible design, a plurality of reinforcing ribs are integrally formed on the outer wall of the support rib, and the reinforcing ribs are respectively located on both sides of the steel wire.

[0013] In a possible design, the spacing of the cavities is 5 - 7 cm.

[0014] In a possible design, the buffer groove is triangular, and the buffer hole is elliptical.

[0015] In a possible design, the material of the support rib is polyethylene.

[0016] In a possible design, the material of the filler is glass fiber, the material of the coating layer is non-woven fabric, the material of the high-temperature resistant and flame-retardant layer is low-smoke and halogen-free flame-retardant rope, the material of the anti-corrosion layer is polyethylene, the material of the armor layer is aluminum strip, and the material of the outer sheath is polyvinyl chloride.

[0017] In a possible design, a plurality of wear-resistant rings are integrally formed on the outer wall of the outer sheath.

[0018] Beneficial effects:

[0019] In the present utility model, for the high-temperature resistant and corrosion-resistant new energy vehicle cable, through the arrangement of the support rib, multiple wire cores can be divided and supported, avoiding excessive wear caused by mutual misalignment of the wire cores, and prolonging the service life of the cable;

[0020] In the present utility model, for the high-temperature resistant and corrosion-resistant new energy vehicle cable, through the arrangement of the cavities, buffer grooves and buffer holes, the support rib can be deformed conveniently, and then the cable can be used conveniently;

[0021] In the present utility model, for the high-temperature resistant and corrosion-resistant new energy vehicle cable, through the arrangement of the high-temperature resistant and flame-retardant layer and the anti-corrosion layer, good high-temperature resistant and flame-retardant effects and anti-corrosion effects can be provided for the cable;

[0022] In the present utility model, multiple wire cores can be divided and supported, avoiding mutual misalignment and friction of the wire cores, prolonging the service life of the cable, and also facilitating the deformation of the support rib. At the same time, good high-temperature resistant and flame-retardant effects and anti-corrosion effects can be provided for the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic cross-sectional structure diagram of the cable of the high-temperature resistant and corrosion-resistant new energy vehicle cable proposed by the present utility model;

[0024] Figure 2 It is a three-dimensional structure diagram of the support rib of the high-temperature resistant and corrosion-resistant new energy vehicle cable proposed by the present utility model;

[0025] Figure 3 It is a top - view structural schematic diagram of the support rib of a high - temperature and corrosion - resistant new - energy vehicle cable proposed by the present utility model.

[0026] In the figure: 1. Support rib; 2. Core; 3. Filler; 4. Cladding layer; 5. High - temperature and flame - retardant layer; 6. Anti - corrosion layer; 7. Armor layer; 8. Outer sheath; 9. Wear - resistant ring; 10. Cavity; 11. Buffer groove; 12. Buffer hole; 13. Steel wire; 14. Reinforcing rib. Specific embodiments

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0028] Embodiment 1

[0029] Referring to Figures 1 - 3 , the cable includes:

[0030] A support rib 1, the cross - section of the support rib 1 is cross - shaped, and a plurality of cavities 10 are arranged at equal intervals inside the support rib 1. A plurality of buffer grooves 11 and buffer holes 12 are arranged at equal intervals on the outer side of the support rib 1 respectively. The buffer grooves 11 and buffer holes 12 are arranged staggeredly to enhance the buffering ability and impact resistance of the support rib 1 and avoid the fracture of the support rib 1.

[0031] A plurality of cores 2, the plurality of cores 2 are respectively arranged on the outer side of the support rib 1. A polyimide film insulation layer is sleeved on the outer wall of each core 2 to provide excellent insulation performance. A cladding layer 4 is sleeved on the outer side of the plurality of cores 2 to further protect the cores 2. A filler 3 is arranged between the cores 2 and the cladding layer 4. The filler 3 fills the gaps between the cores 2 and enhances the overall structural strength of the cable. A high - temperature and flame - retardant layer 5 is arranged on the outer side of the cladding layer 4 to prevent the cable from burning. An anti - corrosion layer 6 is arranged on the outer side of the high - temperature and flame - retardant layer 5 to avoid the cable being corroded by chemical substances. An armor layer 7 is arranged on the outer side of the anti - corrosion layer 6 to provide additional mechanical protection and impact resistance for the cable. An outer sheath 8 is arranged on the outer side of the armor layer 7 to provide protection for the cable.

[0032] In another aspect of this embodiment, a plurality of steel wires 13 are arranged uniformly inside the support rib 1. The steel wires 13 can increase the strength and rigidity of the support rib 1 and improve the tensile performance of the cable.

[0033] In another aspect of this embodiment, a plurality of reinforcing ribs 14 are integrally formed on the outer wall of the support rib 1. The reinforcing ribs 14 are respectively located on both sides of the steel wires 13 and can further enhance the strength and stability of the support rib 1.

[0034] In another aspect of this embodiment, the spacing of the cavity 10 is 5 - 7 cm. This setting can reduce the material usage while ensuring the strength of the support rib 1, thereby reducing the cost of the cable.

[0035] In another aspect of this embodiment, the buffer groove 11 is triangular, and the buffer hole 12 is elliptical. Further, the buffer hole 12 can also be replaced with a rhombus or other shapes.

[0036] This application can be used for new energy vehicle cables and can also be used in other fields applicable to this application.

[0037] Embodiment 2

[0038] Improved on the basis of Embodiment 1: a high-temperature and corrosion-resistant new energy vehicle cable;

[0039] In another aspect of this embodiment, the material of the support rib 1 is polyethylene. The polyethylene material has good mechanical properties and chemical stability and can be used as the preferred material for the support rib 1.

[0040] In another aspect of this embodiment, the material of the filler 3 is glass fiber, the material of the coating layer 4 is non-woven fabric, the material of the high-temperature resistant and flame-retardant layer 5 is a low-smoke and halogen-free flame-retardant rope, which can effectively prevent the cable from burning and reduce smoke release in a high-temperature environment. The material of the anti-corrosion layer 6 is polyethylene, which has excellent corrosion resistance and can effectively resist various chemical corrosions. The material of the armor layer 7 is aluminum tape, and the material of the outer sheath 8 is polyvinyl chloride, which has good wear resistance and weather resistance.

[0041] In another aspect of this embodiment, a plurality of wear-resistant rings 9 are integrally formed on the outer wall of the outer sheath 8, and the wear-resistant rings 9 can further improve the wear resistance and service life of the cable.

[0042] The above is only the preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and the inventive concept of the present invention, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A new energy vehicle cable with high temperature resistance and corrosion resistance, characterized in that, Including: Support ribs (1), the cross-section of the support ribs (1) is cross-shaped, and a plurality of cavities (10) are arranged at equal distances inside the support ribs (1). A plurality of buffer grooves (11) and buffer holes (12) are respectively arranged on the outer sides of the support ribs (1), and the buffer grooves (11) and the buffer holes (12) are arranged alternately; A plurality of wire cores (2), the plurality of wire cores (2) are respectively arranged on the outer sides of the support ribs (1). Polyimide film insulating layers are sleeved on the outer walls of the wire cores (2). A coating layer (4) is sleeved on the outer sides of the plurality of wire cores (2). A filler (3) is arranged between the wire cores (2) and the coating layer (4). A high-temperature resistant and flame-retardant layer (5) is arranged on the outer side of the coating layer (4). An anti-corrosion layer (6) is arranged on the outer side of the high-temperature resistant and flame-retardant layer (5). An armor layer (7) is arranged on the outer side of the anti-corrosion layer (6). An outer sheath (8) is arranged on the outer side of the armor layer (7).

2. The high-temperature and corrosion-resistant new energy vehicle cable according to claim 1, wherein A plurality of steel wires (13) are arranged evenly inside the support ribs (1).

3. The high-temperature and corrosion-resistant new energy vehicle cable according to claim 2, wherein A plurality of reinforcing ribs (14) are integrally formed on the outer wall of the support ribs (1), and the reinforcing ribs (14) are respectively located on both sides of the steel wires (13).

4. The high-temperature and corrosion-resistant new energy vehicle cable according to claim 3, wherein, The distance between the cavities (10) is 5-7 cm.

5. The high-temperature and corrosion-resistant new energy vehicle cable according to claim 4, wherein, The buffer grooves (11) are triangular, and the buffer holes (12) are elliptical.

6. The high-temperature and corrosion-resistant new energy vehicle cable according to claim 5, wherein The material of the support ribs (1) is polyethylene.

7. The high-temperature and corrosion-resistant new energy vehicle cable according to claim 6, characterized in that, The material of the filler (3) is glass fiber, the material of the coating layer (4) is non-woven fabric, the material of the high-temperature resistant and flame-retardant layer (5) is low-smoke and halogen-free flame-retardant rope, the material of the anti-corrosion layer (6) is three-polyethylene, the material of the armor layer (7) is aluminum strip, and the material of the outer sheath (8) is polyvinyl chloride.

8. The high-temperature resistant and corrosion-resistant new energy vehicle cable according to claim 7, wherein, A plurality of wear-resistant rings (9) are integrally formed on the outer wall of the outer sheath (8).

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