CN219476360U

CN219476360U - Bending-resistant high-strength tinned copper wire

Info

Publication number: CN219476360U
Application number: CN202320290187.8U
Authority: CN
Inventors: 王志标
Original assignee: Jinzhan Copper Shuyang Co ltd
Current assignee: Jinzhan Copper Shuyang Co ltd
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-08-04
Anticipated expiration: 2033-02-23

Abstract

The utility model discloses a bending-resistant high-strength tinned copper wire, which comprises: elastic insulation core, strengthen heart yearn, oversheath and conductor, it sets up in elastic insulation core to strengthen heart yearn, elastic insulation core excircle spiral is provided with the recess, the conductor spiral sets up in the recess, elastic insulation core outside is provided with around the covering, the oversheath sets up in the outside around the covering, the conductor includes copper core, aluminizer and tinning stack, aluminizer sets up the surface at the copper core, the tinning stack sets up the surface at the aluminizer. The bending-resistant high-strength tinned copper wire disclosed by the utility model has the advantages that the overall tensile strength is improved, the conductor is protected through the spiral grooves, the bending amplitude of the conductor in the bending process is reduced, the copper core wire is protected by utilizing the aluminum plating layer, and the bending-resistant effect is good.

Description

Bending-resistant high-strength tinned copper wire

Technical Field

The utility model relates to the technical field of tinned copper wires, in particular to a bending-resistant high-strength tinned copper wire.

Background

Copper wires are widely used in the fields of communications and power. In order to improve the antioxidation effect and the welding performance of the copper wire, tinning treatment can be performed on the surface of the copper wire to obtain a tinned copper wire.

Copper wires have good ductility, but low strength, in particular low tensile strength, and limited applicability. In addition, the copper wire has poor bending resistance, and is easy to break in the repeated and large-amplitude bending process, and needs to be improved.

Disclosure of Invention

The utility model aims to provide a bending-resistant high-strength tinned copper wire, which improves the overall tensile strength and bending-resistant performance and expands the application range.

To achieve the purpose, the utility model adopts the following technical scheme:

a kink resistant high strength tinned wire comprising: elastic insulation core, strengthen heart yearn, oversheath and conductor, it sets up in elastic insulation core to strengthen heart yearn, elastic insulation core excircle spiral is provided with the recess, the conductor spiral sets up in the recess, elastic insulation core outside is provided with around the covering, the oversheath sets up in the outside around the covering, the conductor includes copper core, aluminizer and tinning stack, aluminizer sets up the surface at the copper core, the tinning stack sets up the surface at the aluminizer.

Wherein, the wrapping layer comprises a wrapping rope spirally wound on the outer circle of the elastic insulating core body.

Wherein chlorinated paraffin is smeared on the wrapping rope.

Wherein, the wrapping rope adopts nylon rope or PP rope.

Wherein, the reinforced core wire adopts a steel wire rope.

Wherein, the outer sheath adopts insulating waterproof gum cover.

The cross section of the groove is C-shaped or U-shaped.

Wherein, the tinning layer outside is provided with insulating inner sheath.

The utility model has the beneficial effects that: the utility model provides a high strength tinned wire of resistant bending, specially designed strengthens the heart yearn, promotes holistic tensile strength to carry out the protection of conductor through spiral recess, reduce the bending amplitude of bending process in-process conductor, and utilize aluminizing layer to carry out the protection of copper heart yearn, further promote resistant bending performance.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic diagram of the structure of the conductor of fig. 1.

Detailed Description

The technical solution of the present utility model will be further described with reference to fig. 1 to 2 by means of specific embodiments.

The bending-resistant high-strength tinned wire as shown in fig. 1, comprising: the elastic insulation core body 2, the reinforced core wire 3, the outer sheath 5 and the conductor 1, wherein the reinforced core wire 3 is concentrically arranged in the elastic insulation core body 2, in the embodiment, the reinforced core wire 3 adopts a steel wire rope, the tensile strength is high, the bending resistance effect is good, and the overall tensile strength is improved.

The outer circle of the elastic insulating core 2 is spirally provided with the groove 21, and the conductor 1 is spirally arranged in the groove 21, that is, the total length of the conductor 1 is slightly longer than the length of the elastic insulating core 2, and when the elastic insulating core 2 is bent, the bending amplitude of the conductor 1 is relatively smaller, so that the bending resistance effect is improved. In this embodiment, the cross section of the groove is C-shaped or U-shaped, which is convenient for placing the conductor 1.

In order to avoid loosening of the conductor 1, a wrap 4 is provided outside the elastic insulating core 2. In this embodiment, the wrapping 4 comprises a wrapping rope helically wound on the outer circumference of the elastic insulating core 2, ensuring the stability of the conductor 1 in the groove 21. The wrapping rope is a nylon rope or a PP rope, and is high in strength and good in durability. In addition, chlorinated paraffin is smeared on the wrapping rope, so that the friction problem in the bending process is reduced.

As shown in fig. 1, the outer sheath 5 is disposed on the outer side of the wrapping layer 4, in this embodiment, the outer sheath 5 is an insulating waterproof rubber sleeve for external protection, and the outer sheath 5 has a large wall thickness, good wear-resisting effect, and less damage.

As shown in fig. 2, the conductor 1 includes a copper core wire 11, an aluminized layer 12 and a tin-plated layer 13, wherein the aluminized layer 12 is disposed on the surface of the copper core wire 11, and the aluminized layer 12 is shaped well, so that the protection of the copper core wire 11 is enhanced, and the bending-resistant effect of the copper core wire 11 is improved.

Will tin-plating layer 13 sets up on the surface of aluminizing layer 12, promotes the antioxidation effect of conductor 1 through tin-plating layer 13, and tin-plating layer 13 can improve welding performance in follow-up construction connection process moreover. In addition, the tinning layer 13 is provided with an insulating inner sheath 14 outside, and the structural stability and the use safety of the conductor 1 are improved through the insulating inner sheath 14.

The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.

Claims

1. A bending-resistant high strength tinned wire, comprising: elastic insulation core, strengthen heart yearn, oversheath and conductor, it sets up in elastic insulation core to strengthen heart yearn, elastic insulation core excircle spiral is provided with the recess, the conductor spiral sets up in the recess, elastic insulation core outside is provided with around the covering, the oversheath sets up in the outside around the covering, the conductor includes copper core, aluminizer and tinning stack, aluminizer sets up the surface at the copper core, the tinning stack sets up the surface at the aluminizer.

2. The high strength tinned wire of claim 1, wherein the wrap comprises a wrap rope helically wound around the outer circumference of the resilient insulating core.

3. The kink resistant high strength tinned wire of claim 2, wherein chlorinated paraffin is smeared on the wrapping rope.

4. The high strength tinned wire of claim 2, wherein the wrapping rope is nylon rope or PP rope.

5. The kink resistant high strength tinned wire according to claim 1, wherein the reinforcing core wire is a wire rope.

6. The high strength tinned wire of claim 1, wherein the outer jacket is an insulating waterproof jacket.

7. The high strength tinned wire of claim 1, wherein the groove is C-shaped or U-shaped in cross section.

8. The high strength tinned wire of claim 1, wherein an insulating inner jacket is disposed outside the tin coating.