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Aluminum alloy cable for new energy automobile and production process

A new energy vehicle and production process technology, applied in the direction of insulated cables, metal/alloy conductors, cable/conductor manufacturing, etc., can solve the problems of high cost of copper core conductors, poor shielding effect, and frequent production cycles, so as to avoid weaving And wrapping, better shielding effect, simple production process

Active Publication Date: 2020-12-04
FAR EAST CABLE +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The main disadvantages are as follows: the cost of the copper core conductor is high, the weight is heavy, and it is not economical; the braiding layer is used as a shielding layer, the braiding and wrapping process is complicated, the production cycle is long, and the electromagnetic waves generated by the cable during operation will still affect the new energy vehicles. Interference from other sensitive components, poor shielding effect

Method used

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  • Aluminum alloy cable for new energy automobile and production process
  • Aluminum alloy cable for new energy automobile and production process
  • Aluminum alloy cable for new energy automobile and production process

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0038] See figure 1 , The aluminum alloy cable for new energy vehicles of Example 1 includes a conductor 1, an insulating layer 2, a shielding layer 3 and a sheath layer 4 arranged in sequence from the inside to the outside.

[0039] Conductor 1 is a solid aluminum alloy conductor with a cross-sectional area of ​​1.5mm 2 , can greatly reduce crimping or welding defects when the stranded conductor 1 is connected to the terminal. The solid aluminum alloy conductor adopts a high temperature resistant aluminum alloy formula system, and the composition and ratio are calculated in parts by mass: Al96.5%, Mn0.6%, Cu0.2%, Fe0.6%, Si0.6%, Mg1.5 %. Its elongation at break and heat resistance are excellent, and it can operate at 150°C for a long time without deformation and has high breaking strength.

[0040] The shielding layer 3 is an aluminum pipe shielding layer.

[0041] Both the insulating layer 2 and the sheath layer 4 are solid-solution materials of PTFE and rubber, and both...

Embodiment 2

[0049] The structure of the aluminum alloy cable for new energy vehicles in Example 2 is similar to that of Example 1, the difference is that:

[0050] The cross-sectional area of ​​conductor 1 is 60mm 2 . The solid aluminum alloy conductor adopts a high-temperature-resistant aluminum alloy formula system, and the composition and proportion are: Al97.5%, Mn0.35%, Cu0.15%, Fe0.5%, Si0.5%, Mg1%.

[0051] The shielding layer 3 is an aluminum pipe shielding layer.

[0052] Both the insulating layer 2 and the sheath layer 4 are solid-solution materials of PTFE and rubber, and both have a thickness of 1.0mm. The composition and ratio of PTFE and rubber solid solution materials are: PTFE 0.5%, EPDM rubber 40%, talcum powder 43.5%, microcrystalline wax 5%, liquid paraffin 2%, antioxidant RD 1.5 %, curing agent DCP 3.5%, curing accelerator TAIC 4%.

[0053] The production process of the aluminum alloy cable for new energy vehicles of embodiment 2 comprises the following steps:

[...

Embodiment 3

[0060] The structure of the aluminum alloy cable for new energy vehicles in Example 3 is similar to that of Example 1, the difference is that:

[0061] The cross-sectional area of ​​conductor 1 is 120mm 2 . The solid aluminum alloy conductor adopts the formula system of high temperature resistant aluminum alloy, and the composition and ratio are calculated in parts by mass: Al98.5%, Mn0.2%, Cu0.05%, Fe0.45%, Si0.3%, Mg0.5 %.

[0062] The shielding layer 3 is an aluminum tube shielding layer.

[0063] Both the insulating layer 2 and the sheath layer 4 are solid-solution materials of PTFE and rubber, and both have a thickness of 2.0mm. The composition and ratio of PTFE and rubber solid solution materials, PTFE0.7%, EPDM rubber 44%, talcum powder 40%, microcrystalline wax 5.8%, liquid paraffin 1%, antioxidant RD 2.5%, curing agent DCP 3%, curing accelerator TAIC 3%.

[0064] The production process of the aluminum alloy cable for new energy vehicles of embodiment 3 comprises ...

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Abstract

The invention discloses an aluminum alloy cable for a new energy automobile and a production process. The aluminum alloy cable for the new energy automobile comprises a conductor, an insulating layer,a shielding layer and a sheath layer which are sequentially arranged from inside to outside, the conductor is an aluminum alloy conductor, and the shielding layer is an aluminum pipe shielding layer.According to the invention, the weight and cost of the conductor are reduced, the shielding effect of the shielding layer is improved, the interference of electromagnetic waves generated in the operation process of the cable on automobile parts is greatly reduced, the cable structure is simplified, the production period is shortened, and the production cost is reduced.

Description

technical field [0001] The invention relates to the technical field of cables, in particular to an aluminum alloy cable for new energy vehicles and a production process. Background technique [0002] New energy vehicles refer to the use of unconventional vehicle fuels as power sources (or the use of conventional vehicle fuels, the use of new vehicle power devices), integrated vehicle power control and advanced technology in driving, the formation of advanced technical principles, with Automobiles with new technology and new structure. [0003] At present, domestic cable products for new energy vehicles mainly use copper core as the conductor material, and tinned copper wire braid as the shielding layer. The main disadvantages are as follows: the cost of the copper core conductor is high, the weight is heavy, and it is not economical; the braiding layer is used as a shielding layer, the braiding and wrapping process is complicated, the production cycle is long, and the elect...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01B7/00H01B1/02H01B7/02H01B7/17H01B7/18H01B7/29H01B13/00H01B13/22
CPCH01B7/0009H01B1/023H01B7/17H01B7/0275H01B7/187H01B7/1875H01B7/292H01B13/00H01B13/225H01B13/228
Inventor 田崇军徐静夏霏霏李进李林森周珊
Owner FAR EAST CABLE
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