CN215496092U

CN215496092U - Wear-resistant composite enameled copper wire

Info

Publication number: CN215496092U
Application number: CN202121292424.1U
Authority: CN
Inventors: 顾正韡; 罗新祥; 张国明; 金新根; 李耀峰; 顾永明
Original assignee: Huzhou Grandwall Shaped Wire Co ltd
Current assignee: Huzhou Grandwall Shaped Wire Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2022-01-11
Anticipated expiration: 2031-06-09

Abstract

The utility model discloses a wear-resistant composite enameled copper wire, which comprises a copper core conductor (1), wherein a first insulating layer (2) is coated on the outer side of the copper core conductor (1), a heat-resistant layer (3) is coated on the outer side of the first insulating layer (2), a first wear-resistant layer (4) is arranged on the outer side of the heat-resistant layer (3), a plurality of buffer tubes (5) are circumferentially arranged in the first wear-resistant layer (4), a plurality of grooves (51) are circumferentially arranged on the outer peripheral wall of each buffer tube (5), and first wear-resistant strips (52) protruding out of the grooves (51) are arranged in the grooves (51); a plurality of second protruding wear-resistant strips (53) are arranged on the periphery of the outer peripheral wall of the first wear-resistant layer (4), and second wear-resistant layers (6) are arranged on the outer sides of the first wear-resistant layer (4) and the second wear-resistant strips (53). The utility model has the characteristics of improving the wear resistance of the enameled wire and reducing the potential safety hazard.

Description

Wear-resistant composite enameled copper wire

Technical Field

The utility model relates to an enameled copper wire, in particular to a wear-resistant composite enameled copper wire.

Background

The enameled wire is an important accessory of electrical equipment and is composed of a conductor and a plurality of insulating layers coated on the conductor, and the bare wire is annealed and softened and then is subjected to painting and baking for multiple times. However, it is not easy to produce a product which meets both the standard requirements and the customer requirements, and it is influenced by the quality of raw materials, process parameters, production equipment, environment and other factors, so that the quality characteristics of various enameled wires are different, but the enameled wires have four properties of mechanical properties, chemical properties, electrical properties and thermal properties. The traditional enameled wire comprises a copper core conductor and a simply coated paint layer, and the enameled wire is low in strength and wear resistance and is easy to wear in the process of winding and dragging the enameled wire; and during the winding process of the enameled wire, the phenomena of sliding friction between the enameled wire and between the copper-core conductors are easy to occur, and safety accidents are easy to cause once the insulating layer is worn for a long time. Therefore, the existing enameled wire has the problems of low wear resistance and large potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wear-resistant composite enameled copper wire. The utility model has the characteristics of improving the wear resistance of the enameled wire and reducing the potential safety hazard.

The technical scheme of the utility model is as follows: the wear-resistant composite enameled copper wire comprises a copper core conductor, wherein a first insulating layer is coated on the outer side of the copper core conductor, a heat-resistant layer is coated on the outer side of the first insulating layer, a first wear-resistant layer is arranged on the outer side of the heat-resistant layer, a plurality of buffer tubes are circumferentially arranged inside the first wear-resistant layer, a plurality of grooves are circumferentially arranged on the outer peripheral wall of each buffer tube, and first wear-resistant strips protruding out of the grooves are arranged in the grooves; the circumference is equipped with a plurality of convex second wear strips on the periphery wall of first wear layer, and the outside of first wear layer and second wear strip all is equipped with the second wear layer.

In the aforementioned wear-resisting compound enameled copper wire, the copper core conductor is including being located the main conductor at center and around the peripheral auxiliary conductor of main conductor, and the outside of main conductor and auxiliary conductor all wraps the second insulating layer, and is isolated through the parting bead between the adjacent auxiliary conductor.

In the aforementioned wear-resistant composite enameled copper wire, the diameter of the main conductor is larger than that of the auxiliary conductor.

In the aforementioned wear-resistant composite enameled copper wire, the diameter of the first wear-resistant strip is smaller than the diameter of the second wear-resistant strip.

In the wear-resistant composite enameled copper wire, the adjacent buffer tubes are abutted.

In the wear-resisting composite enameled copper wire, the buffer tube is hollow, and the cavity of the buffer tube is filled with the reinforcing rib.

Compared with the prior art, the copper core conductor is formed by mutually combining the main conductor and the auxiliary conductor, the service life of the copper core conductor is prolonged, the first insulating layer is used for wrapping the copper core conductor to isolate the adjacent auxiliary conductors, so that the copper core conductor is stable in structure, mutual sliding abrasion is avoided, the local overheating phenomenon of the copper core conductor is reduced, potential safety hazards are reduced, and the safety performance is improved;

the copper conductor is protected and isolated layer by the second insulating layer, the first insulating layer, the heat-resistant layer, the first wear-resistant strips, the second wear-resistant strips and the second wear-resistant layer, the wear resistance is improved, the internal strength is improved, and the protection effect on the copper core is improved; the outstanding wear-resisting strip of second still makes enameled copper line surface be unevenness form for the winding can gomphosis each other between the enameled copper line, and difficult slipping reduces wearing and tearing.

Therefore, the wear-resistant enameled wire has the characteristics of improving the wear resistance of the enameled wire and reducing potential safety hazards.

Drawings

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

FIG. 2 is a schematic diagram of a buffer tube construction.

The labels in the figures are: 1. a copper-core conductor; 11. a primary conductor; 12. a secondary conductor; 13. a second insulating layer; 14. a spacer bar; 2. a first insulating layer; 3. a heat-resistant layer; 4. a first wear resistant layer; 5. a buffer tube; 51. a groove; 52. a first wear strip; 53. a second wear strip; 54. reinforcing ribs; 6. a second wear resistant layer.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not to be construed as limiting the utility model.

Example (b):

as shown in fig. 1-2, the wear-resistant composite enameled copper wire comprises a copper core conductor 1, wherein the copper core conductor 1 comprises a main conductor 11 located at the center and an auxiliary conductor 12 surrounding the main conductor 11, the outer sides of the main conductor 11 and the auxiliary conductor 12 are both coated with a second insulating layer 13, and adjacent auxiliary conductors 12 are isolated from each other by a separation strip 14. The diameter of the primary conductor 11 is greater than the diameter of the secondary conductor 12. The copper core conductor 1 is coated with a first insulating layer 2 on the outside.

According to the utility model, the main conductor 11 and the auxiliary conductor 12 are combined with each other to form the copper core conductor 1, so that the service life of the copper core conductor 1 is prolonged, the first insulating layer 2 is used for wrapping the copper core conductor 1, and the isolating strips 14 are used for isolating the adjacent auxiliary conductors 12 from each other, so that the copper core conductors 1 are stable in structure, mutual sliding abrasion is avoided, the phenomenon of local overheating of the copper core conductor 1 is reduced, the potential safety hazard is reduced, and the safety performance is improved.

The outside cladding on first insulating layer 2 has heat-resistant layer 3, and heat-resistant layer 3's the outside is equipped with first wearing layer 4, and the inside circumference of first wearing layer 4 is equipped with a plurality of buffer tubes 5, adjacent buffer tube 5 looks butt. The buffer tube 5 is hollow, and a cavity of the buffer tube 5 is filled with a reinforcing rib 54. A plurality of grooves 51 are formed in the periphery of the peripheral wall of the buffer tube 5, and first wear-resistant strips 52 protruding out of the grooves 51 are arranged in the grooves 51; a plurality of second protruding wear-resistant strips 53 are arranged on the periphery of the outer peripheral wall of the first wear-resistant layer 4, and second wear-resistant layers 6 are arranged on the outer sides of the first wear-resistant layer 4 and the second wear-resistant strips 53. The diameter of the first wear strips 52 is smaller than the diameter of the second wear strips 53.

The heat-resistant layer 3 is utilized to play a certain heat insulation role, the influence of heat on the buffer tube 5 is reduced, the first wear-resistant layer 4 is arranged, the buffer tube 5 which is compact is arranged in the first wear-resistant layer 4 and tightly wraps the outside of the first wear-resistant layer 4, the copper core conductor 1 inside the buffer tube is protected, the deformation resistance of the enameled copper wire is improved, the reinforcing ribs 54 are filled in the buffer tube 5, the first wear-resistant strips 52 are arranged on the outer side of the buffer tube 5, the second wear-resistant strips 53 and the second wear-resistant layer 6 are arranged on the outer side of the first wear-resistant layer 4, so that the enameled copper wire is firstly contacted with the second wear-resistant layer 6 at the positions of the second wear-resistant strips 53 during friction, the buffer tube 5 is protected by the first wear-resistant strips 52, and the strength and the wear resistance of the enameled copper wire are improved; the protruding second wear-resistant strips 53 also enable the surface of the enameled copper wire to be uneven, so that the enameled copper wires can be mutually embedded when being wound, slipping is not easy, and wear is reduced.

In conclusion, the second insulating layer 13, the first insulating layer 2, the heat-resistant layer 3, the first wear-resistant layer 4, the first wear-resistant strips 52, the second wear-resistant strips 53 and the second wear-resistant layer 6 are adopted in the copper conductor layer by layer to protect and isolate the copper conductor, so that the wear resistance is improved, the internal strength is improved, and the protection strength of the copper core is improved.

The present invention is not described in detail in the prior art and is not specifically described herein.

Claims

1. Wear-resisting compound enameled copper line, its characterized in that: the cable comprises a copper core conductor (1), wherein a first insulating layer (2) is coated on the outer side of the copper core conductor (1), a heat-resistant layer (3) is coated on the outer side of the first insulating layer (2), a first wear-resistant layer (4) is arranged on the outer side of the heat-resistant layer (3), a plurality of buffer tubes (5) are circumferentially arranged in the first wear-resistant layer (4), a plurality of grooves (51) are circumferentially arranged on the outer peripheral wall of each buffer tube (5), and first wear-resistant strips (52) protruding out of the grooves (51) are arranged in the grooves (51); a plurality of second protruding wear-resistant strips (53) are arranged on the periphery of the outer peripheral wall of the first wear-resistant layer (4), and second wear-resistant layers (6) are arranged on the outer sides of the first wear-resistant layer (4) and the second wear-resistant strips (53).

2. The wear-resistant composite enameled copper wire according to claim 1, characterized in that: the copper core conductor (1) comprises a main conductor (11) located at the center and auxiliary conductors (12) surrounding the main conductor (11), wherein the outer sides of the main conductor (11) and the auxiliary conductors (12) are coated with second insulating layers (13), and adjacent auxiliary conductors (12) are isolated from each other through isolating strips (14).

3. The wear-resistant composite enameled copper wire according to claim 1, characterized in that: the diameter of the main conductor (11) is larger than that of the auxiliary conductor (12).

4. The wear-resistant composite enameled copper wire according to claim 1, characterized in that: the diameter of the first wear-resistant strip (52) is smaller than that of the second wear-resistant strip (53).

5. The wear-resistant composite enameled copper wire according to claim 1, characterized in that: adjacent buffer tubes (5) abut.

6. The wear-resistant composite enameled copper wire according to claim 1, characterized in that: the buffer tube (5) is hollow, and a cavity of the buffer tube (5) is filled with a reinforcing rib (54).