CN219457187U

CN219457187U - Wire multilayer structure

Info

Publication number: CN219457187U
Application number: CN202320547557.1U
Authority: CN
Inventors: 龙美林
Original assignee: Shenzhen Huisheng Technology Development Co ltd
Current assignee: Shenzhen Huisheng Technology Development Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-08-01
Anticipated expiration: 2033-03-20

Abstract

The utility model provides a multi-layer structure of an electric wire, which comprises a wire core, an insulating protection layer, a protective inner layer, a fireproof flame-retardant layer and a protective outer layer, wherein the insulating protection layer is arranged on the outer side of the wire core, the protective inner layer is arranged on the outer side of the insulating protection layer, the fireproof flame-retardant layer is arranged on the outer side of the protective inner layer, and the protective outer layer is arranged on the outer side of the fireproof flame-retardant layer.

Description

Wire multilayer structure

Technical Field

The utility model relates to a multilayer structure of an electric wire, and belongs to the technical field of electric wires.

Background

The electric wire refers to a wire for transmitting electric power. The method comprises the steps of bare wires, electromagnetic wires and insulating wires. Bare wires are free of insulation and include copper, aluminum flat wires, overhead strands, and various profiles (e.g., profiles, bus bars, copper bars, aluminum bars, etc.). It is mainly used for outdoor overhead and indoor bus bars and switch boxes. The electromagnetic wire is an insulated wire which generates a magnetic field or induces a current in the magnetic field after being electrified. It is mainly used for motor and transformer windings and other related electromagnetic devices. The conductor is mainly copper wire, and has thin insulating layer, good electrical and mechanical properties, heat resistance, moisture resistance, solvent resistance and the like. Different insulating materials are selected to obtain different characteristics.

At present, the traditional electric wire is mostly the sinle silk outside parcel rubber insulation layer, and the structure is comparatively simple, and compressive property is not good, and corrosion-resistant wearability is not good enough, and after long-time practicality, the insulating layer fracture easily peels off, leads to sinle silk building to expose, and the security is not high enough, and an electric wire multilayer structure is urgently needed now to solve the problem that above-mentioned appears.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a wire multilayer structure so as to solve the problems in the background art, the structure is reasonable, the wire can be reinforced and protected through the arranged protective inner layer, the wear resistance and the compression resistance of the wire are improved, the wire can be further protected through the arranged protective outer layer, the wear resistance and the corrosion resistance of the wire are further improved, and the use effect is good.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a wire multilayer structure, includes sinle silk, insulating protection layer, protection inlayer, fire prevention flame retardant coating and protection skin, the sinle silk outside is provided with insulating protection layer, the insulating protection layer outside is provided with the protection inlayer, the protection inlayer outside is provided with fire prevention flame retardant coating, the fire prevention flame retardant coating outside is provided with the protection skin.

Further, the protective outer layer is made of hot melt cloth materials and is of a spiral winding structure.

Further, the inner protective layer is made of tissue paper material and is of a spiral winding structure.

Further, the specification of the wire core is 4C bare stranded wires.

Further, the fireproof flame-retardant layer is made of mica materials.

By adopting the technical scheme, the utility model has the beneficial effects that: according to the wire multilayer structure, the wire can be reinforced and protected through the arranged protective inner layer, the fireproof flame-retardant layer and the protective outer layer, so that the wear resistance and the compression resistance of the wire are improved, the wire can be further protected through the arranged protective outer layer, the wear resistance and the corrosion resistance of the wire are further improved, the use effect is good, the problem that the conventional wire is mainly coated with the rubber insulating layer outside the wire core is solved, the structure is simple, the compression resistance is poor, the corrosion resistance and the wear resistance are not good enough, and after the wire is practical for a long time, the insulating layer is easy to crack and peel, so that the wire core building is exposed, the safety is not high enough, and the wear resistance and the corrosion resistance of the wire are improved.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of a multi-layered structure of an electrical wire according to the present utility model;

FIG. 2 is a schematic view of a protective outer layer of a multilayer structure of an electrical wire according to the present utility model;

FIG. 3 is a schematic view of the protective inner layer of the multilayer structure of the electric wire according to the present utility model;

in the figure: 1-wire core, 2-insulating protective layer, 3-protection inner layer, 4-fire-proof flame retardant layer, 5-protection outer layer.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides an electric wire multilayer structure, including sinle silk 1, insulating protection layer 2, protection inlayer 3, fire prevention flame retardant coating 4 and protection skin 5, sinle silk 1 outside is provided with insulating protection layer 2, insulating protection layer 2 outside is provided with protection inlayer 3, the protection inlayer 3 outside is provided with fire prevention flame retardant coating 4, fire prevention flame retardant coating 4 outside is provided with protection skin 5, this design has solved original electric wire and has mostly wrapped up rubber insulation layer in sinle silk 1 outside, the structure is comparatively simple, compressive property is not good enough, corrosion-resistant wearability is not good enough, after long-time practicality, the insulating layer fracture peels off easily, lead to sinle silk 1 building to expose, the security is not high enough problem.

The protective outer layer 5 is made of hot melt cloth material, the protective outer layer 5 is of a spiral winding structure, and the hot melt cloth has good flame retardant and electromagnetic shielding effects.

The protective inner layer 3 is made of tissue paper material, the protective inner layer 3 is of a spiral winding structure, and the tissue paper has the physical properties of good flexibility and good insulativity.

The specification of the wire core 1 is 4C bare stranded wires.

The fireproof flame-retardant layer 4 is made of mica material, which is a rock-making mineral, has hexagonal flaky crystal form, and has excellent insulativity and heat resistance, and acid resistance, alkali resistance, compression resistance and peeling resistance.

As an embodiment of the present utility model: the protective inner layer 3 is sleeved outside the insulating protective layer 2, the protective inner layer 3 is made of tissue paper materials and spirally wound outside the insulating protective layer 2, the tissue paper has good flexibility and good physical property of insulativity, the wear resistance of the electric wire is improved, the fireproof flame-retardant layer 4 is arranged outside the protective inner layer 3, the fireproof flame retardance of the electric wire is improved through the fireproof flame-retardant layer 4, the protective outer layer 5 is arranged outside the fireproof flame-retardant layer 4, the protective outer layer 5 is made of hot melt cloth materials and spirally wound outside the fireproof flame-retardant layer 4, and the hot melt cloth has good flame retardance and electromagnetic shielding effect and can improve the flame retardance and electromagnetic shielding effect of the electric wire.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a multilayer structure of electric wire, includes sinle silk (1), insulating protection layer (2), protection inlayer (3), fire prevention flame retardant layer (4) and protection skin (5), its characterized in that: the cable is characterized in that an insulating protection layer (2) is arranged on the outer side of the cable core (1), a protective inner layer (3) is arranged on the outer side of the insulating protection layer (2), a fireproof flame-retardant layer (4) is arranged on the outer side of the protective inner layer (3), and a protective outer layer (5) is arranged on the outer side of the fireproof flame-retardant layer (4).

2. The electric wire multilayer structure according to claim 1, wherein: the protective outer layer (5) is made of hot melt cloth materials, and the protective outer layer (5) is of a spiral winding structure.

3. The electric wire multilayer structure according to claim 1, wherein: the protective inner layer (3) is made of tissue paper materials, and the protective inner layer (3) is of a spiral winding structure.

4. The electric wire multilayer structure according to claim 1, wherein: the specification of the wire core (1) is 4C bare stranded wires.

5. The electric wire multilayer structure according to claim 1, wherein: the fireproof flame-retardant layer (4) is made of mica materials.