Al-Fe-B-RE aluminum alloy cable copper aluminum transition terminal and production method thereof

An al-fe-b-re, transition terminal technology, applied in the direction of circuits, electrical components, conductive connections, etc., can solve problems such as potential safety hazards, poor electrical and mechanical creep resistance, quality problems, etc., to achieve Extended life, excellent corrosion resistance, and high yield

Inactive Publication Date: 2016-08-24
河北欣意电缆有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The present invention aims to solve the problem that the copper-aluminum transition terminal in the prior art has great quality problems and potential safety hazards in the connection of aluminum alloy cables due to its poor electrical, mechanical and creep resistance capabilities, and provides A kind of Al-Fe-B-RE aluminum alloy cable copper-aluminum transition terminal and preparation method thereof

Method used

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  • Al-Fe-B-RE aluminum alloy cable copper aluminum transition terminal and production method thereof
  • Al-Fe-B-RE aluminum alloy cable copper aluminum transition terminal and production method thereof
  • Al-Fe-B-RE aluminum alloy cable copper aluminum transition terminal and production method thereof

Examples

Experimental program
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Effect test

Embodiment 1

[0043] Such as Figure 1-2 As shown, the Al-Fe-B-RE aluminum alloy cable copper-aluminum transition terminal includes an aluminum alloy connecting pipe 1 connected to the cable conductor, a copper nose 2 connected to the other end of the aluminum alloy connecting pipe 1, and the aluminum alloy connecting pipe 1 is an oil-blocking structure with a built-in conductive paste. The aluminum alloy connecting pipe 1 is provided with an inner connection hole, and the cable conductor is inserted into the inner connection hole. The cross-sectional shape of the inner connection hole is circular, fan-shaped, tile-shaped, or semicircular. shape or a shape corresponding to the section of the cable, the copper lug 2 is L-shaped, including a bottom plate 4 connected to the circuit breaker and a connecting column 5 connected to the bottom plate 4, and the other end of the connecting column 5 is connected to the copper-aluminum transition piece 3 Connection, the connection column 5 and the bott...

Embodiment 2

[0051] Such as Figure 3-4 As shown, the Al-Fe-B-RE aluminum alloy cable copper-aluminum transition terminal includes an aluminum alloy connecting pipe 1 connected to the cable conductor, a copper nose 2 connected to the other end of the aluminum alloy connecting pipe 1, and the aluminum alloy connecting pipe 1 is an oil-blocking structure with a built-in conductive paste. The aluminum alloy connecting pipe 1 is provided with an inner connection hole, and the cable conductor is inserted into the inner connection hole. The cross-sectional shape of the inner connection hole is circular, fan-shaped, tile-shaped, or semicircular. shape or a shape corresponding to the section of the cable, the copper lug 2 is L-shaped, including a bottom plate 4 connected to the circuit breaker and a connecting column 5 connected to the bottom plate 4, and the other end of the connecting column 5 is connected to the copper-aluminum transition piece 3 Connection, the connecting column 5 and the bott...

Embodiment 3

[0058] Such as Figure 5-6 As shown, the Al-Fe-B-RE aluminum alloy cable copper-aluminum transition terminal includes an aluminum alloy connecting pipe 1 connected to the cable conductor, a copper nose 2 connected to the other end of the aluminum alloy connecting pipe 1, and the aluminum alloy connecting pipe 1 is an oil-blocking structure with a built-in conductive paste. The aluminum alloy connecting pipe 1 is provided with an inner connection hole, and the cable conductor is inserted into the inner connection hole. The cross-sectional shape of the inner connection hole is circular, fan-shaped, tile-shaped, or semicircular. shape or a shape corresponding to the section of the cable, the copper lug 2 is L-shaped, including a bottom plate 4 connected to the circuit breaker and a connecting column 5 connected to the bottom plate 4, and the other end of the connecting column 5 is connected to the copper-aluminum transition piece 3 Connection, the connecting column 5 and the bott...

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Abstract

The invention discloses an Al-Fe-B-RE aluminum alloy cable copper aluminum transition terminal belonging to the copper aluminum transition terminal technology field. The Al-Fe-B-RE aluminum alloy cable copper aluminum transition terminal comprises an aluminum alloy connecting pipe connected with a cable conductor and a copper lug connected with the other end of the aluminum alloy connecting pipe. A copper aluminum transition member is disposed between the aluminum alloy connecting pipe and the copper lug, and is an aluminum alloy having a cylindrical solid structure. The invention also provides the production method of the Al-Fe-B-RE aluminum alloy cable copper aluminum transition terminal. The production method is simple, and is easy to operate, the electrical performance, the mechanical performance, and the creep-resistance performance of the produced copper aluminum transition terminal are excellent, and under the condition of the constantly-changing temperature, the reliable connection can be guaranteed, the excellent thermostability and the excellent conductivity are provided, and in addition, the transition from the aluminum alloy cable to the connecting pipe to the copper lug is stable and smooth.

Description

technical field [0001] The invention belongs to the technical field of copper-aluminum transition terminals, and relates to a copper-aluminum transition terminal for aluminum alloy cables, in particular to an Al-Fe-B-RE aluminum alloy cable copper-aluminum transition terminal and a preparation method thereof. The copper-aluminum transition terminal of the invention has excellent electrical properties, mechanical properties and creep resistance, reliable quality and no potential safety hazard. Background technique [0002] With the rapid development of my country's economic construction, the demand for electricity in various industries continues to increase, and the market space for the wire and cable industry is huge. However, copper and aluminum conductors, which are the main components in the wire and cable product structure, have their own shortcomings that are difficult to overcome, so it is necessary to design and manufacture copper-aluminum transition terminals. [00...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01R11/12H01R4/62H01R43/16C22C21/16C22F1/057
CPCC22C21/14C22C21/16C22F1/057H01R4/625H01R11/12H01R43/16
Inventor 张晓欢于贵良赵岩
Owner 河北欣意电缆有限公司
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