CN213303733U - High temperature resistant silver-plated copper line - Google Patents
High temperature resistant silver-plated copper line Download PDFInfo
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- CN213303733U CN213303733U CN202022813459.7U CN202022813459U CN213303733U CN 213303733 U CN213303733 U CN 213303733U CN 202022813459 U CN202022813459 U CN 202022813459U CN 213303733 U CN213303733 U CN 213303733U
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Abstract
The utility model relates to the technical field of copper wires, in particular to a high temperature resistant silver-plated copper wire, which comprises a main copper wire, a silver-plated layer plated on the outer surface of the main copper wire, and a plurality of strands of stranded wires stranded on the outer surface of the silver-plated layer, wherein the main copper wire is hollow inside, the stranded wires are spirally wrapped on the silver-plated layer, a high temperature resistant layer is plated on the outer part of the stranded wires, and the high temperature resistant layer is heterocyclic polymer coating or element organic polymer coating; the utility model discloses having coated the high temperature resistant layer at the strand outer surface, holistic high temperature resistance can be guaranteed to in use, promotes ageing-resistant and life, also can not influence the normal transmission of silvering copper line simultaneously, and the practicality is strong.
Description
Technical Field
The utility model relates to a copper line technical field especially relates to a high temperature resistant silvering copper line.
Background
Copper wire has a very important role in national production, and because of its low cost compared with gold and silver and good conductivity, it is widely used for manufacturing transmission cables, circuit boards, integrated circuit lead frames, various switches and rectifiers, etc. for electric power and telecommunication. The inside of the existing silver-plated copper wire is a pure copper wire, the outer surface of the copper wire is plated with silver, the silver-plated copper wire has poor ageing resistance and chemical corrosion resistance, and the conductivity of the silver-plated copper wire can be influenced after long-term use.
The existing method for solving the problem of corrosion of the silver plating layer is to add a nano silicon dioxide layer between the silver plating layer and the copper core and arrange a corrosion-resistant layer outside the silver plating layer, so that the ageing resistance and the chemical resistance of the silver-plated copper wire can be effectively improved, and the silver-plated copper wire still has stronger conductivity after being used for a long time. But the structure can not improve the integral high temperature resistance of the copper wire, and the aging of the silver-plated copper wire is easily caused after the copper wire is subjected to high temperature, so that the service life is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a coating at the stranded line surface has resisted the high temperature layer, and holistic high temperature resistance can be guaranteed to in use, promotes ageing-resistant and life, also can not influence the normal transmission of silver-plated copper line simultaneously, and the high temperature resistant silver-plated copper line that the practicality is strong.
The utility model adopts the technical proposal that: the high-temperature-resistant silver-plated copper wire comprises a main copper wire body, a silver plating layer plated on the outer surface of the main copper wire body, and a plurality of strands of stranded wires stranded on the outer surface of the silver plating layer, wherein the main copper wire body is arranged in a hollow mode, the stranded wires cover the silver plating layer strands in a spiral mode, a high-temperature-resistant layer is plated on the outer portions of the stranded wires, and the high-temperature-resistant layer is heterocyclic polymer paint or element organic polymer paint.
The further improvement of the scheme is that the main copper wire is a rectangular copper wire or a flat copper wire.
The further improvement of the scheme is that the main copper wire is a round copper wire or an oval copper wire.
The scheme is further improved in that the silver coating layer is coated outside the main copper wire through vacuum coating.
The further improvement of the scheme is that the thickness of the silver plating layer is 0.04-0.5 μm.
The scheme is further improved in that the hollow position in the main copper wire is filled with cooling liquid.
The scheme is further improved in that the stranded wire is a copper wire or a stainless steel wire.
The scheme is further improved in that a protective layer is arranged between the stranded wire and the high-temperature resistant layer.
In a further improvement of the above scheme, the protective layer is a tin plating layer or a nickel plating layer.
In a further improvement of the above aspect, the thickness dimension of the protective layer is 0.04 μm to 0.5 μm.
The utility model has the advantages that:
compare traditional silver-plated copper line, the utility model discloses the surface at silver-plated copper line has wrapped the strand, makes silver-plated copper line whole use intensity higher under the effect through the strand, and the resistant consumption nature is stronger, and in use passes through under the effect of stranded strand transposition, promotes high temperature resistance, especially has coated the high temperature resistant layer at the strand outer surface, and holistic high temperature resistance can be guaranteed to in use, promotes ageing-resistant and life, also can not influence the normal transmission of silver-plated copper line simultaneously, and the practicality is strong. The copper-clad laminated copper wire comprises a main copper wire body, a silver-clad layer plated on the outer surface of the main copper wire body and a plurality of stranded wires stranded on the outer surface of the silver-clad layer, wherein the main copper wire body is arranged in a hollow mode, the stranded wires spirally wrap the silver-clad layer strands, a high-temperature-resistant layer is plated on the outer portions of the stranded wires, and the high-temperature-resistant layer is heterocyclic polymer paint or element organic polymer paint; the conventional heterocyclic polymer coating or the element organic polymer coating is used as a high-temperature-resistant layer for protection, so that the high-temperature-resistant performance of the structure is improved, and meanwhile, the metal-based composite material is strong in adhesion and good in protection effect.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: the main copper wire 100, the silver coating 110, the stranded wire 200, the high temperature resistant layer 210 and the protective layer 220.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, a high temperature resistant silver-plated copper wire comprises a main copper wire 100, a silver-plated layer 110 plated on the outer surface of the main copper wire 100, and a plurality of stranded wires 200 stranded on the outer surface of the silver-plated layer 110, wherein the main copper wire 100 is hollow, the stranded wires 200 are spirally wrapped by the silver-plated layer 110, a high temperature resistant layer 210 is plated on the outer surface of the stranded wires 200, and the high temperature resistant layer 210 is a heterocyclic polymer coating or an element organic polymer coating.
In this embodiment, main part copper line 100 is rectangle copper line or flat shape copper line, adopts the copper line of rectangle structure and flat structure, is applicable to heat radiation structure, and is more convenient when laminating installation is used, and high temperature resistance can be strong.
In another embodiment, different from the above embodiments, the main copper wire 100 is a circular copper wire or an oval copper wire, and a circular or oval copper wire is adopted, which is suitable for conductor connection.
The silver coating layer 110 is coated outside the main copper wire 100 by vacuum coating, and is coated in a vacuum coating mode, so that the adhesion effect is good, the integrity is strong, the structural strength is high, and the stability is good.
The silver plating layer 110 has a thickness of 0.04 to 0.5. mu.m, and preferably 0.08 to 0.2 μm in general, and can sufficiently exhibit the protective effect and the adhesion effect.
The inside hollow position of main part copper line 100 is filled with the coolant liquid, through the packing of coolant liquid, can further promote holistic high temperature resistance.
A protective layer 220 is arranged between the stranded wire 200 and the high-temperature resistant layer 210, the further improvement is that the protective layer 220 is a tin plating layer or a nickel plating layer, the thickness of the protective layer 220 is 0.04-0.5 mu m, the protective layer 220 can protect the stranded wire 200, the protection effect is good, and the structural reliability is high.
The utility model discloses surface at silver-plated copper line has wrapped strand line 200, makes silver-plated copper line wholly use intensity higher under the effect through strand line 200, and the wearability is stronger, and in use passes through under the effect of stranded strand line 200 transposition, promotes high temperature resistance, especially has coated high temperature resistant layer 210 at strand line 200 surface, and holistic high temperature resistance can be guaranteed to in use, also can not influence the normal transmission of silver-plated copper line simultaneously, and the practicality is strong. Specifically, a main copper wire 100, a silver coating layer 110 plated on the outer surface of the main copper wire 100, and a plurality of stranded wires 200 stranded on the outer surface of the silver coating layer 110 are arranged, the main copper wire 100 is arranged in a hollow manner, the stranded wires 200 spirally wrap the silver coating layer 110, a high temperature resistant layer 210 is plated on the outer part of the stranded wires 200, and the high temperature resistant layer 210 is a heterocyclic polymer coating or an element organic polymer coating; the conventional heterocyclic polymer coating or the element organic polymer coating is used as the high-temperature-resistant layer 210 for protection, so that the high-temperature-resistant performance of the structure is improved, and meanwhile, the metal-based high-temperature-resistant coating is strong in adhesion to metal and good in protection effect.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A high temperature resistant silver-plated copper wire which is characterized in that: the copper wire comprises a main copper wire body, a silver coating layer plated on the outer surface of the main copper wire body, and a plurality of strands of stranded wires stranded on the outer surface of the silver coating layer, wherein the inside of the main copper wire body is arranged in a hollow mode, the stranded wires are spirally wrapped on the silver coating layer, a high-temperature-resistant layer is plated on the outer portion of each stranded wire, and the high-temperature-resistant layer is heterocyclic polymer coating or element organic polymer coating.
2. The high temperature resistant silver-plated copper wire according to claim 1, characterized in that: the main part copper line is rectangle copper line or flat shape copper line.
3. The high temperature resistant silver-plated copper wire according to claim 1, characterized in that: the main part copper line is circular copper line or oval copper line.
4. The high temperature resistant silver-plated copper wire according to claim 1, characterized in that: and the silver coating layer is coated outside the main copper wire through a vacuum coating.
5. The high temperature resistant silver-plated copper wire according to claim 1, characterized in that: the thickness of the silver plating layer is 0.04-0.5 μm.
6. The high temperature resistant silver-plated copper wire according to claim 1, characterized in that: and a hollow position in the main copper wire is filled with cooling liquid.
7. The high temperature resistant silver-plated copper wire according to claim 1, characterized in that: the stranded wire is a copper wire or a stainless steel wire.
8. The high temperature resistant silver-plated copper wire according to claim 1, characterized in that: and a protective layer is arranged between the stranded wire and the high-temperature resistant layer.
9. The high temperature resistant silver-plated copper wire according to claim 8, wherein: the protective layer is a tin plating layer or a nickel plating layer.
10. The high temperature resistant silver-plated copper wire according to claim 9, wherein: the thickness of the protective layer is 0.04-0.5 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022813459.7U CN213303733U (en) | 2020-11-27 | 2020-11-27 | High temperature resistant silver-plated copper line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022813459.7U CN213303733U (en) | 2020-11-27 | 2020-11-27 | High temperature resistant silver-plated copper line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213303733U true CN213303733U (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022813459.7U Active CN213303733U (en) | 2020-11-27 | 2020-11-27 | High temperature resistant silver-plated copper line |
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| Country | Link |
|---|---|
| CN (1) | CN213303733U (en) |
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- 2020-11-27 CN CN202022813459.7U patent/CN213303733U/en active Active
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