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High-strength corrosion-resistant copper-aluminum transition wire clamp and preparation method thereof

A transition line, corrosion-resistant technology, used in manufacturing tools, welding equipment, metal processing equipment, etc., can solve problems such as poor mechanical strength and corrosion performance, overheating of wire clips, fractures, etc., to achieve good mechanical properties and corrosion resistance. The effect of improved melting and electrical conductivity

Pending Publication Date: 2022-04-05
STATE GRID HENAN ELECTRIC POWER ELECTRIC POWER SCI RES INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, the copper-aluminum transition clamps in the prior art are mainly made of copper-aluminum material. The transition clamps of this material will have the defects of poor mechanical strength and corrosion performance, and these shortcomings are often exposed in the actual production process. , for example, using an infrared thermometer can often detect the overheating of the wire clamp, and even the occurrence of accidents where the wire clamp is subjected to high temperature, tension, etc. The safe and stable operation of the

Method used

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  • High-strength corrosion-resistant copper-aluminum transition wire clamp and preparation method thereof
  • High-strength corrosion-resistant copper-aluminum transition wire clamp and preparation method thereof

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Embodiment 1

[0026] A high-strength corrosion-resistant copper-aluminum transition clamp, including a copper-aluminum transition clamp body, the copper-aluminum transition clamp body includes the following raw materials in parts by weight: 70 parts of graphene-aluminum composite, graphene-copper composite 24 parts, 12 parts of graphene zinc-based composite material, 7 parts of silicon carbide, 6 parts of aluminum hydroxide, 5 parts of vinyl triamine, 8 parts of antioxidant; wherein, the graphene-aluminum composite is graphene The powder is mixed with aluminum powder and prepared by powder metallurgy; the graphene-copper composite is prepared by the following steps: first, a layer of graphene is grown and coated on copper particles by chemical vapor deposition, and then the grown The finished graphene-copper composite particles are mixed with pure copper particles to prepare graphene-copper composites by powder metallurgy; the solder graphene zinc-based composite material is prepared by the ...

Embodiment 2

[0034] A high-strength corrosion-resistant copper-aluminum transition clamp, including a copper-aluminum transition clamp body, the copper-aluminum transition clamp body includes the following raw materials in parts by weight: 75 parts of graphene-aluminum composite, graphene-copper composite 18 parts, 12 parts of graphene zinc-based composite material, 7 parts of silicon carbide, 6 parts of antimony trioxide, 5 parts of diethylamine, 8 parts of antioxidant; wherein, the graphene-aluminum composite is graphene The powder is mixed with aluminum powder and prepared by powder metallurgy; the graphene-copper composite is prepared by the following steps: first, a layer of graphene is grown and coated on copper particles by chemical vapor deposition, and then the grown The finished graphene-copper composite particles are mixed with pure copper particles to prepare graphene-copper composites by powder metallurgy; the brazing filler metal graphene zinc-based composite material is prepa...

Embodiment 3

[0042] A high-strength corrosion-resistant copper-aluminum transition clamp, including a copper-aluminum transition clamp body, the copper-aluminum transition clamp body includes the following raw materials in parts by weight: 80 parts of graphene-aluminum composite, graphene-copper composite 15 parts, 13 parts of graphene zinc-based composite material, 8 parts of silicon carbide, 8 parts of magnesium hydroxide, 5 parts of diaminodiphenylmethane, 6 parts of antioxidant; wherein, the graphene-aluminum composite is Graphene powder and aluminum powder are mixed and prepared by powder metallurgy; the graphene-copper composite is prepared by the following steps: first, a layer of graphene is grown and coated on copper particles by chemical vapor deposition, and then Mix the grown graphene-copper composite particles with pure copper particles to prepare graphene-copper composites by powder metallurgy; Copper and silver metal powders are prepared by powder metallurgy; wherein, the gr...

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Abstract

The invention discloses a high-strength corrosion-resistant copper-aluminum transition wire clamp and a preparation method thereof, and the wire clamp comprises a copper-aluminum transition wire clamp body. The copper-aluminum transition wire clamp body comprises the following raw materials in parts by weight: 70-85 parts of a graphene-aluminum compound, 15-25 parts of a graphene-copper compound, 8-15 parts of brazing filler metal, 5-10 parts of silicon carbide, 5-10 parts of a flame retardant, 4-7 parts of a curing agent and 5-10 parts of an antioxidant; the copper-aluminum transition wire clamp is prepared by adopting a simple, rapid and low-cost brazing process. Graphene is added into base metal copper and aluminum and brazing filler metal, so that the mechanical property and corrosion resistance of the copper-aluminum transition wire clamp are greatly improved.

Description

technical field [0001] The invention belongs to the technical field of copper-aluminum transition clamps in power systems, and in particular relates to a high-strength corrosion-resistant copper-aluminum transition clamp and a preparation method thereof. Background technique [0002] Copper-aluminum transition clamps are widely used in the power industry. They play the role of connecting copper and aluminum inside the equipment. Using copper-aluminum transition clamps can significantly reduce the use of copper in the power industry, save resources, reduce the cost of power transmission equipment, and It can ensure the normal operation of the equipment. [0003] At present, the copper-aluminum transition clamps in the prior art are mainly made of copper-aluminum material. The transition clamps of this material will have the defects of poor mechanical strength and corrosion performance, and these shortcomings are often exposed in the actual production process. , for example, ...

Claims

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Application Information

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IPC IPC(8): H01R4/02B23K1/00B23K1/20
Inventor 杜君莉耿进锋夏大伟崔大田黄俊兰李秀朋张武能谢伟马云瑞
Owner STATE GRID HENAN ELECTRIC POWER ELECTRIC POWER SCI RES INST