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Preparation method of high-performance copper busbar

A copper busbar, high-performance technology, used in cable/conductor manufacturing, electrical components, circuits, etc., can solve problems such as inability to meet high-tech technologies, and achieve the effects of improving equipment technology and safety, improving electrical conductivity, and improving yield.

Active Publication Date: 2015-05-06
福州聚勤环保科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Copper busbars produced by general enterprises are produced according to the requirements of the national standard GB / T5585-2005 for their electrical conductivity, hardness, and main technical performance of bending. The electrical conductivity is ≥97% IACS, the hardness is ≥65HB, and the bending is ≥90°. Performance can no longer meet the needs of high-tech

Method used

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Examples

Experimental program
Comparison scheme
Effect test

preparation example Construction

[0027] A preparation method for a high-performance copper busbar, which comprises the following production process steps:

[0028] A copper material selection:

[0029] Select copper cathode, the copper and silver content of which account for not less than 99.95% of the total weight of the cathode copper, and the silver content accounts for 0.002% to 0.02% of the total weight of the cathode copper;

[0030] B copper melting:

[0031] Put the cathode copper obtained in step A into a power frequency electric furnace for melting, and at the same time cover the surface of the copper liquid with charcoal; the temperature of the copper liquid is controlled between 1145°C and 1155°C;

[0032] C copper liquid standing still:

[0033] The copper liquid obtained in step B is transported to the transition chamber through the submerged flow structure, and the surface of the copper liquid is covered with charcoal and the temperature of the copper liquid is maintained at 1150°C;

[0034]...

Embodiment 1

[0049] A method for preparing a high-performance copper busbar is characterized in that it comprises the following production process steps:

[0050] A copper material selection:

[0051] Select cathode copper, the content of copper and silver accounts for 99.96% of the total weight of cathode copper, and the content of silver accounts for 0.015% of the total weight of cathode copper;

[0052] B copper melting:

[0053] Put the cathode copper obtained in step A into a power frequency electric furnace for melting, and at the same time cover the surface of the copper liquid with charcoal; the temperature of the copper liquid is controlled at 1151°C;

[0054] C copper liquid standing still:

[0055] The copper liquid obtained in step B is transported to the transition chamber through the submerged flow structure, and the surface of the copper liquid is covered with charcoal and the temperature of the copper liquid is maintained at 1150°C;

[0056] D copper liquid insulation: ...

Embodiment 2

[0066] A preparation method for a high-performance copper busbar, which comprises the following production process steps:

[0067] A copper material selection:

[0068] Select cathode copper, the content of copper and silver accounts for 99.95% of the total weight of cathode copper, and the content of silver accounts for 0.002% of the total weight of cathode copper;

[0069] B copper melting:

[0070] Put the cathode copper obtained in step A into a power frequency electric furnace for melting, and at the same time cover the surface of the copper liquid with charcoal; the temperature of the copper liquid is controlled at 1145°C;

[0071] C copper liquid standing still:

[0072] The copper liquid obtained in step B is transported to the transition chamber through the submerged flow structure, and the surface of the copper liquid is covered with charcoal and the temperature of the copper liquid is maintained at 1150°C;

[0073] D copper liquid insulation:

[0074] The copper l...

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Abstract

The invention relates to a preparation method of a high-performance copper busbar. The preparation method comprises the production process steps of A, copper material selection, B, copper material melting, C, copper liquid standing, D, copper liquid heat preservation, E, copper bar continuous casting, F, continuous extrusion, and G, molding by drawing. The purpose of the invention is to provide the preparation method of the high-performance copper busbar having the electric conductivity of greater than 100.3% IACS and the hardness of greater than or equal to 85HB, and bent by greater than or equal to 120 degrees.

Description

technical field [0001] The invention relates to a preparation method of a high-performance copper busbar. Background technique [0002] The high-performance copper busbar is developed based on the existing common copper busbar. As a conductive component or component, copper busbar is widely used in industries such as electronics, electrical appliances, power transmission and transformation, smart grid, and high-tech products. In recent years, the country has increased the investment and development of basic industries and independent innovation, and the construction of large-scale projects such as large-scale hydropower stations, nuclear power stations, subways, airports, high-speed trains, and high-tech products has required a lot of conductive components for various electrical equipment used in project construction. The technical performance of the copper busbar such as: conductivity, hardness, bending, and the safety performance of the conductive components such as: weig...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01B13/00
Inventor 郑金华高松峰张炳根刘鲁闽陈伟杰陈祥刘自有
Owner 福州聚勤环保科技有限公司
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