CN210006501U

CN210006501U - polyester composite enameled round copper wire

Info

Publication number: CN210006501U
Application number: CN201920739103.8U
Authority: CN
Inventors: 孙云德; 旃荣俊; 周武
Original assignee: Honghe Ruijie Electric Co Ltd
Current assignee: Honghe Ruijie Electric Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-01-31
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses a compound enamelled copper round wire of polyester, including the copper wire core, the center department on the positive surface of copper wire core runs through and has seted up logical groove, the surface that leads to the inslot chamber scribbles interior polyurethane lacquer layer, interior protective layer has been plated to the internal surface on interior polyurethane lacquer layer, the surface of copper wire core scribbles outer polyurethane lacquer layer, the outer protective layer has been plated to the surface on outer polyurethane lacquer layer, the surface of outer protective layer has the PEI insulating layer through heat-resisting scotch tape parcel the utility model discloses a set up the cooperation of interior protective layer and outer protective layer, can effectively protect the enamelled copper round wire, the life of enamelled copper round wire is longer like this, has solved the enamelled copper round wire when using, because of can not obtain effective protection, makes the enamelled copper round wire damage in the use easily to lead to the enamelled copper round wire to appear the problem that life is shorter, prolonged the life of enamelled copper round wire greatly, be worth pushing away .

Description

polyester composite enameled round copper wire

Technical Field

The utility model relates to a copper-clad round wire technical field specifically is compound varnished copper round wires of polyester.

Background

Along with the development of modern science and technology, copper-clad round wire has obtained general use in industrial production and people's daily life, and current copper-clad round wire lacks effective protection when using for during copper-clad round wire direct exposure is in external environment, and time length causes the damage of copper-clad round wire easily, thereby leads to copper-clad round wire to appear the problem that life is shorter, greatly reduced copper-clad round wire's practicality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide kinds of compound enameled copper round wires of polyester, possess the good advantage of protectiveness, solved the problem that life appears in the copper round wires of package less.

In order to realize the purpose, the utility model provides a following technical scheme compound enamelled copper round wire of polyester, including the copper line core, the center department on copper line core positive surface runs through and has seted up logical groove, the surface that leads to the inslot chamber scribbles interior polyurethane paint layer, interior protective layer has been plated to the internal surface on interior polyurethane paint layer, the surface of copper line core scribbles outer polyurethane paint layer, the surface on outer polyurethane paint layer has plated the outer protective layer, the surface of outer protective layer has wrapped up the PEI insulating layer through heat-resisting scotch tape.

Preferably, the inner protection layer comprises an inner tinning layer, the outer surface of the inner tinning layer is in contact with the inner surface of the inner polyurethane paint layer, the inner surface of the inner tinning layer is plated with an inner galvanizing layer, and the thickness of each of the inner galvanizing layer and the inner tinning layer is 0.03-0.05 mm.

Preferably, the outer protective layer comprises an outer tin-plated layer, the inner surface of the outer tin-plated layer is in contact with the outer surface of the outer polyurethane paint layer, the outer surface of the outer tin-plated layer is plated with an outer zinc-plated layer, and the thickness of the outer zinc-plated layer and the thickness of the outer tin-plated layer are both 0.03-0.05 mm.

Preferably, glass fibers are embedded in the PEI insulating layer, and the glass fibers are distributed in the PEI insulating layer in an annular array.

Preferably, the thickness of the inner polyurethane paint layer and the thickness of the outer polyurethane paint layer are both 0.02-0.04 mm.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the cooperation of inner protective layer and outer protective layer, can effectively protect copper-clad round wire, the life of copper-clad round wire is longer like this, has solved copper-clad round wire when using, because of can not obtain effective protection, makes copper-clad round wire damage in the use easily to lead to copper-clad round wire to appear the shorter problem of life, prolonged the life of copper-clad round wire greatly, be worth pushing away .

2. The utility model discloses a cooperation of interior tin coating and outer tin coating can carry out anti-oxidant protection to the copper line core, and through the cooperation on outer galvanizing coat and interior galvanizing coat, the corrosion resistance of copper line core has been improved, through the PEI insulating layer, has improved the insulating nature on copper-clad circle line surface, and through the cooperation on interior polyurethane lacquer layer and outer polyurethane lacquer layer, the heat resistance of copper-clad circle line has been improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the outer protective layer of the present invention;

fig. 3 is a schematic view of the structure of the inner protective layer of the present invention.

In the figure: 1 copper wire core, 2 inner polyurethane paint layers, 3 outer polyurethane paint layers, 4 outer protective layers, 41 outer zinc coating layers, 42 outer tin coating layers, 5 PEI insulating layers, 6 glass fibers, 7 inner protective layers, 71 inner tin coating layers, 72 inner zinc coating layers and 8 through grooves.

Detailed Description

The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of , but not all embodiments.

Please refer to fig. 1-3, kinds of polyester composite enamelled round copper wires, including copper wire core 1, through groove 8 is opened in the center of the positive surface of copper wire core 1, the outer surface of the inner cavity of through groove 8 is coated with inner polyurethane paint layer 2, inner protective layer 7 is plated on the inner surface of inner polyurethane paint layer 2, inner protective layer 7 includes inner tinned layer 71, the outer surface of inner tinned layer 71 contacts with the inner surface of inner polyurethane paint layer 2, inner tinned layer 72 is plated on the inner surface of inner tinned layer 71, the thickness of inner tinned layer 72 and inner tinned layer 71 is 0.03-0.05mm, the outer surface of copper wire core 1 is coated with outer polyurethane paint layer 3, the thickness of inner polyurethane paint layer 2 and outer polyurethane paint layer 3 is 0.02-0.04mm, through the cooperation of inner polyurethane paint layer 2 and outer polyurethane paint layer 3, the heat resistance of enamelled round copper wires is improved, outer protective layer 4 is plated on the outer surface of outer polyurethane paint layer 3, through the cooperation of inner protective layer 7 and outer protective layer 4, the PEI round copper wires can be effectively protected, the service life of PEI round copper wires is prolonged, the PEI round copper wires are improved through the cooperation of inner insulating layer 5, the inner surface of inner tin paint layer 7 and the PEI round copper wire, the PEI round copper wire is improved service life of PEI round wire, the PEI round copper wire when the PEI round wire, the PEI round wire is prolonged, the PEI round wire is prolonged by the PEI round wire, the PEI round wire.

When the copper-clad round wire is used, the copper-clad round wire can be effectively protected by arranging the inner protection layer 7 and the outer protection layer 4 in a matching manner, so that the service life of the copper-clad round wire is longer, the problem that the copper-clad round wire is damaged easily in the using process due to the fact that the copper-clad round wire cannot be effectively protected when in use, the service life of the copper-clad round wire is shorter, and the service life of the copper-clad round wire is greatly prolonged; the inner polyurethane paint layer 2 and the outer polyurethane paint layer 3 are matched, so that the heat resistance of the copper-clad round wire is improved; the inner tin-plated layer 71 and the outer tin-plated layer 42 are matched, so that the copper wire core body 1 can be protected against oxidation; the corrosion resistance of the copper wire core body 1 is improved through the matching of the outer galvanized layer 41 and the inner galvanized layer 72; the PEI insulating layer 5 improves the insulating property of the surface of the copper-clad round wire.

In summary, the following steps: this compound enameled copper round wire of polyester through the cooperation that sets up inner protective layer 7 and outer protective layer 4, has solved the problem that life appears in the enameled copper round wire less.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

The utility model provides a compound enamelled copper round wire of polyester, including copper line core (1), its characterized in that, the center department on copper line core (1) obverse surface runs through and has seted up logical groove (8), the surface that leads to groove (8) inner chamber scribbles cohesion polyurethane paint layer (2), the internal surface of cohesion polyurethane paint layer (2) has plated inner protective layer (7), the surface of copper line core (1) scribbles outer polyurethane paint layer (3), the surface of outer polyurethane paint layer (3) has plated outer protective layer (4), the surface of outer protective layer (4) has PEI insulating layer (5) through heat-resisting scotch tape parcel.
2. The kinds of polyester composite enameled round copper wire as claimed in claim 1, wherein the inner protective layer (7) comprises an inner tin-plated layer (71), the outer surface of the inner tin-plated layer (71) is in contact with the inner surface of the inner polyurethane paint layer (2), the inner surface of the inner tin-plated layer (71) is plated with an inner zinc-plated layer (72), and the thickness of the inner zinc-plated layer (72) and the thickness of the inner tin-plated layer (71) are both 0.03-0.05 mm.
3. The kinds of polyester composite enameled round copper wire according to claim 1, characterized in that, the outer protection layer (4) comprises an outer tin-plated layer (42), the inner surface of the outer tin-plated layer (42) is in contact with the outer surface of the outer polyurethane paint layer (3), the outer surface of the outer tin-plated layer (42) is plated with an outer zinc-plated layer (41), and the thickness of the outer zinc-plated layer (41) and the thickness of the outer tin-plated layer (42) are both 0.03-0.05 mm.
4. The kinds of polyester composite enameled round copper wire as claimed in claim 1, wherein the PEI insulation layer (5) is embedded with glass fibers (6), and the glass fibers (6) are distributed in a ring-shaped array in the PEI insulation layer (5).
5. The kinds of polyester composite enameled round copper wire as claimed in claim 1, characterized in that, the thickness of the inner polyurethane paint layer (2) and the outer polyurethane paint layer (3) are both 0.02-0.04 mm.