CN213303703U

CN213303703U - Copper-clad aluminum wire with good magnetic conductivity

Info

Publication number: CN213303703U
Application number: CN202022729850.9U
Authority: CN
Inventors: 何珍娇; 邹红松
Original assignee: Huizhou Lianyi Copper Wire Co ltd
Current assignee: Huizhou Lianyi Copper Wire Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-05-28
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses a copper-clad aluminum wire with good magnetic conductivity, which comprises a copper-clad aluminum wire conductor, wherein an inner shielding layer is arranged on the outer layer of the copper-clad aluminum wire conductor, an outer shielding layer is arranged on the outer layer of the inner shielding layer, a silver coating is arranged on the outer layer of the outer shielding layer, an aluminum foil shielding layer is arranged on the outer layer of the silver coating, a PVC flame-retardant layer is arranged on the outer layer of the aluminum foil shielding layer, a magnetic conductive ring is arranged on the outer layer of the PVC flame-retardant layer, a silicon rubber protective layer is arranged on the outer layer of the magnetic conductive ring, snap rings are respectively clamped at the two ends of the outer layer of the silicon rubber protective layer, springs are fixedly connected with annular equidistance in the snap rings, four groups of springs are respectively and fixedly connected with a copper-clad aluminum plate at one end, a jack catch is respectively and the magnetic conductive ring is arranged in the silicon rubber, the use state is better.

Description

Copper-clad aluminum wire with good magnetic conductivity

Technical Field

The utility model relates to an electrical property technical field specifically is a copper clad aluminum wire that magnetic conductivity is good.

Background

The copper-clad aluminum wire is an electric wire which takes an aluminum core wire as a main body and is plated with a copper layer with a certain proportion on the outer surface, and can be used as a conductor for a coaxial cable and a conductor for electric wires and cables in electric equipment, such as a connecting wire of a household sound. Since the main function of such a wire is to transmit a signal, the current flowing through it is small. However, since aluminum has only a copper conductivity of 2/3, the national standards dictate that any wire or cable used for transmitting electrical power must be made of annealed copper wire that is not plated with metal or is plated with metal, and aluminum wire (including copper-clad aluminum wire) is prohibited.

However, in the actual use of the existing copper-clad aluminum wire, the magnetic conductivity is not high, the protective structure is lacked, and in the actual use, the copper-clad aluminum wire is easily damaged, so that the practicability is not strong.

Therefore, a copper-clad aluminum wire with good magnetic conductivity needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a copper clad aluminum wire that magnetic conductivity can be good, through be provided with the magnetic conduction ring in the silicon rubber protective layer to make this copper clad aluminum wire in the in-service use, the effect is better, can make the magnetic conductivity increase of this copper clad aluminum wire, and the user state is better, in order to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a copper clad aluminum wire that magnetic conductivity is good, includes copper clad aluminum wire conductor, copper clad aluminum wire conductor skin is provided with the internal shield layer, the internal shield layer skin is provided with the external shield layer, the external shield layer skin is provided with the silvered film, the silvered film skin is provided with the aluminium foil shielding layer, the aluminium foil shielding layer skin is provided with the fire-retardant layer of PVC, the fire-retardant layer of PVC is provided with the magnetic ring, the magnetic ring skin is provided with the silicon rubber protective layer, the equal joint in both ends has the snap ring outside the silicon rubber protective layer, the equal fixedly connected with spring of snap ring inner ring shape equidistance, four groups the equal fixedly connected with of spring one end supports the board, support the equal fixedly connected with jack catch.

Preferably, an insulating layer is arranged between the aluminum-clad wire conductor and the inner shielding layer.

Preferably, four groups of grooves are formed in the snap ring at equal intervals in an annular mode, and the four groups of springs are fixedly installed in the four groups of grooves respectively.

Preferably, two groups of connecting rods are fixedly mounted on one side, away from the spring, of the abutting plate, and the clamping jaws are fixedly mounted at one ends of the two groups of connecting rods.

Preferably, rubber pads are arranged on one sides of the four groups of claws.

Preferably, a gap between the inner shield layer and the outer shield layer is filled with resin.

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

1. the utility model has the advantages that the magnetic conduction ring is arranged in the silicon rubber protective layer, so that the copper-clad aluminum wire has better effect when in actual use, the magnetic conductivity of the copper-clad aluminum wire can be increased, and the using state is better;

2. through the equal joint in the outer both ends of silicon rubber protective layer there is the snap ring, annular equidistance fixedly connected with spring in the snap ring, the equal fixedly connected with of four group spring one ends supports the board, supports the equal fixedly connected with jack catch in board one side, through with the snap ring joint outside the silicon rubber protective layer, coordinates jack catch and spring again and can prescribe a limit to the position of copper clad aluminum conductor to play certain guard action to copper clad aluminum conductor.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic sectional view of the snap ring of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a copper clad aluminum wire conductor; 2. an insulating layer; 3. an inner shield layer; 4. an outer shield layer; 5. a silver coating layer; 6. an aluminum foil shielding layer; 7. a PVC flame retardant layer; 8. a magnetic conductive ring; 9. a silicone rubber protective layer; 10. a snap ring; 1001. a groove; 11. a spring; 12. a resisting plate; 13. a claw; 14. a rubber pad; 15. a connecting rod.

Detailed Description

The technical solutions 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 the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a copper-clad aluminum wire with good magnetic conductivity comprises a copper-clad aluminum wire conductor 1, wherein an inner shielding layer 3 is arranged on the outer layer of the copper-clad aluminum wire conductor 1, and an outer shielding layer 4 is arranged on the outer layer of the inner shielding layer 3, so that a certain electromagnetic shielding effect can be achieved, and the copper-clad aluminum wire conductor 1 has a better effect in actual use; an insulating layer 2 is arranged between the copper-clad aluminum conductor 1 and the inner shielding layer 3, and the insulating layer 2 is arranged to prevent mutual interference; resin is filled in the gap between the inner shielding layer 3 and the outer shielding layer 4, so that the copper-clad aluminum conductor 1 can be protected to a certain extent, and the copper-clad aluminum conductor 1 is prevented from being worn in actual use, so that the copper-clad aluminum conductor 1 is damaged;

the outer layer of the outer shielding layer 4 is provided with the silver coating 5, the outer layer of the silver coating 5 is provided with the aluminum foil shielding layer 6, and multiple layers of shielding are adopted, so that the shielding anti-interference characteristic of the copper-clad aluminum conductor 1 is effectively improved, the influence of the outside on the copper-clad aluminum conductor 1 is reduced, and the tone quality of audio transmitted by the copper-clad aluminum conductor 1 is ensured;

the PVC flame-retardant layer 7 is arranged on the outer layer of the aluminum foil shielding layer 6, the magnetic conduction ring 8 is arranged on the outer layer of the PVC flame-retardant layer 7, and the magnetic conduction ring 8 can increase the magnetic conductivity of the copper-clad aluminum wire, so that the use state is better;

a silicon rubber protective layer 9 is arranged on the outer layer of the magnetic conduction ring 8, snap rings 10 are clamped at two outer ends of the silicon rubber protective layer 9, springs 11 are fixedly connected with the snap rings 10 at equal intervals in an annular mode, four groups of grooves 1001 are formed in the snap rings 10 at equal intervals in an annular mode, the four groups of springs 11 are fixedly installed in the four groups of grooves 1001 respectively, and the grooves 1001 are formed to facilitate installation of the springs 11; one end of each of the four groups of springs 11 is fixedly connected with a resisting plate 12, one side of each resisting plate 12 is fixedly connected with a clamping jaw 13, one side of each resisting plate 12, which is far away from the springs 11, is fixedly provided with two groups of connecting rods 15, each clamping jaw 13 is fixedly arranged at one end of each group of connecting rods 15, the connecting rods 15 are arranged to enable the clamping jaws 13 and the resisting plates 12 to be connected more stably, one side of each group of clamping jaws 13 is provided with a rubber pad 14, and the rubber pads 14 are arranged to prevent the clamping; .

The working principle is as follows: when in use, the outer layer of the copper-clad aluminum conductor 1 is provided with the inner shielding layer 3, the outer layer of the inner shielding layer 3 is provided with the outer shielding layer 4, the outer layer of the outer shielding layer 4 is provided with the silver coating 5, the outer layer of the silver coating 5 is provided with the aluminum foil shielding layer 6, the outer layer of the aluminum foil shielding layer 6 is provided with the PVC flame retardant layer 7, the outer layer of the PVC flame retardant layer 7 is provided with the magnetic conduction ring 8, the outer layer of the magnetic conduction ring 8 is provided with the silicon rubber protective layer 9, the two outer ends of the silicon rubber protective layer 9 are respectively clamped with the snap rings 10, the springs 11 are fixedly connected in the snap rings 10 in an annular equidistant manner, one ends of the four groups of the springs 11 are respectively and fixedly connected with the abutting plate 12, one side of the abutting plate 12 is respectively and fixedly connected with the snap claws 13, the insulating layer 2 is firstly wound on the outer wall of the copper-clad aluminum conductor, The silver coating layer 5, the aluminum foil shielding layer 6, the PVC flame retardant layer 7, the magnetic conductive ring 8 and the silicon rubber protective layer 9 are sequentially wound on the outer side of the copper-clad aluminum conductor 1, when the copper-clad wire is assembled, the clamping rings 10 are respectively clamped outside the silicon rubber protective layer 9, the clamping claws 13 extrude the springs 11, and the copper-clad aluminum conductor 1 is tightly clamped by the elastic clamping claws 13 of the springs 11, so that the whole manufacturing process of the copper-clad aluminum wire is completed.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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

1. The copper-clad aluminum wire with good magnetic conductivity comprises a copper-clad aluminum wire conductor (1) and is characterized in that: copper clad aluminum conductor (1) skin is provided with internal shield (3), internal shield (3) skin is provided with external shield (4), external shield (4) skin is provided with silvered film (5), silvered film (5) skin is provided with aluminium foil shielding layer (6), aluminium foil shielding layer (6) skin is provided with PVC fire-retardant layer (7), PVC fire-retardant layer (7) skin is provided with magnetic ring (8), magnetic ring (8) skin is provided with silicon rubber protective layer (9), the equal joint in both ends has snap ring (10) outside silicon rubber protective layer (9), ring shape equidistance fixedly connected with spring (11) in snap ring (10), four groups the equal fixedly connected with of spring (11) one end supports board (12), support board (12) one side equal fixedly connected with jack catch (13).

2. The copper-clad aluminum wire with good magnetic conductivity according to claim 1, characterized in that: an insulating layer (2) is arranged between the aluminum-clad wire conductor (1) and the inner shielding layer (3).

3. The copper-clad aluminum wire with good magnetic conductivity according to claim 1, characterized in that: four groups of grooves (1001) are formed in the snap ring (10) in an annular and equidistant mode, and the four groups of springs (11) are fixedly installed in the four groups of grooves (1001) respectively.

4. The copper-clad aluminum wire with good magnetic conductivity according to claim 1, characterized in that: two groups of connecting rods (15) are fixedly mounted on one side, away from the spring (11), of the abutting plate (12), and the clamping jaws (13) are fixedly mounted at one ends of the two groups of connecting rods (15).

5. The copper-clad aluminum wire with good magnetic conductivity according to claim 1, characterized in that: rubber pads (14) are arranged on one sides of the four groups of claws (13).

6. The copper-clad aluminum wire with good magnetic conductivity according to claim 1, characterized in that: and resin is filled in the gap between the inner shielding layer (3) and the outer shielding layer (4).