CN-224217276-U - Teflon electric wire

CN224217276UCN 224217276 UCN224217276 UCN 224217276UCN-224217276-U

Abstract

The utility model relates to the technical field of wires and cables, in particular to a teflon wire which comprises a wire core component, a first filling layer, a shielding layer, a second filling layer and an outer sheath, wherein the wire core component is arranged on the first filling layer, the shielding layer is sleeved on the outer surface of the first filling layer, the outer sheath is sleeved on the outer side of the shielding layer, the second filling layer is filled between the outer sheath and the shielding layer, the outer sheath is made of teflon materials, gaps of the wire core component are filled by filling two layers of silica gel at one time inside and outside the shielding layer, external impregnating varnish or other chemical substances are effectively prevented from penetrating into the wire core component, and meanwhile, the gaps of the shielding layer are filled by filling the silica gel, so that the shielding layer is completely sealed by the filling silica gel, the outer impregnating varnish or other chemical substances are effectively prevented from penetrating into the shielding layer, the technical problem that the teflon wire is easy to damage in the environment of impregnating varnish or other chemical substances in the prior art, and the conductivity is reduced is solved, and the teflon wire can be waterproof, dampproof and insulated.

Inventors

WANG CHENGBIN
XIAO JINHAO

Assignees

上海申远高温线有限公司

Dates

Publication Date: 20260508
Application Date: 20250527

Claims (5)

1. The teflon electric wire is characterized by comprising a wire core assembly, a first encapsulating layer, a shielding layer, a second encapsulating layer and an outer sheath; The wire core assembly is arranged on the first encapsulating layer, the shielding layer is sleeved on the outer surface of the first encapsulating layer, the outer sheath is sleeved on the outer side of the shielding layer, and the second encapsulating layer is encapsulated between the outer sheath and the shielding layer; the outer sheath is made of teflon material.
2. The teflon wire of claim 1, wherein the first and second potting layers are each provided as potting silica gel.
3. The teflon wire of claim 1, wherein a plurality of cables are stranded to form the core set.
4. A teflon wire according to claim 3, characterized in that the cable comprises a conductor and an insulating layer sleeved on the conductor, the insulating layer being provided of teflon material.
5. The teflon wire of claim 1, wherein the shielding layer is woven from tin-plated copper wires, and the shielding layer has a weave density of 30% or more.

Description

Teflon electric wire Technical Field The utility model relates to the technical field of wires and cables, in particular to a teflon wire. Background With the widespread use of electronic devices, the durability and impregnation resistance of electric wires are increasingly demanded. The Teflon wire, commonly called as a fluoroplastic wire, is also called as a high-temperature wire, and is made of fluoroplastic for an insulating layer of the wire, has the special performance of high temperature resistance, and is widely applied to electronic equipment. The existing teflon electric wire generally comprises a wire core, a metal sheath layer, a filling layer and other structures, wherein the wire core is provided with a conductor and an insulating layer made of teflon materials, and the metal sheath layer is arranged outside the wire core. However, the existing teflon wires are easily damaged in the environment of impregnating varnish or other chemicals, resulting in a decrease in electrical conductivity. Disclosure of utility model The utility model aims to provide a teflon wire, which solves the technical problem that the teflon wire is easy to damage in the environment of impregnating varnish or other chemical substances, so that the conductivity is reduced in the prior art. In a first aspect, the utility model provides a teflon wire, which comprises a wire core assembly, a first encapsulating layer, a shielding layer, a second encapsulating layer and an outer sheath; The wire core assembly is arranged on the first encapsulating layer, the shielding layer is sleeved on the outer surface of the first encapsulating layer, the outer sheath is sleeved on the outer side of the shielding layer, and the second encapsulating layer is encapsulated between the outer sheath and the shielding layer; the outer sheath is made of teflon material. Further, the first encapsulating layer and the second encapsulating layer are both set to encapsulate silica gel. Further, a plurality of cables are stranded to form the core group. Further, the cable comprises a conductor and an insulating layer sleeved on the conductor, and the insulating layer is made of teflon materials. Further, the shielding layer is formed by weaving tinned copper wires, and the weaving density of the shielding layer is more than or equal to 30%. Compared with the prior art, the teflon wire comprises a wire core component, a first filling layer, a shielding layer, a second filling layer and an outer sheath, wherein the wire core component is arranged on the first filling layer, the shielding layer is sleeved on the outer surface of the first filling layer, the outer sheath is sleeved on the outer side of the shielding layer, the second filling layer is filled between the outer sheath and the shielding layer, the outer sheath is made of teflon materials, gaps of the wire core component are filled by filling two layers of silica gel at one time on the inner side and the outer side of the shielding layer, the gaps of the shielding layer are effectively prevented from being permeated into the wire core component, and meanwhile, the gaps of the shielding layer are filled by filling silica gel, so that the shielding layer is completely sealed by the filling silica gel, the outer impregnating varnish or other chemical substances are effectively prevented from permeating into the shielding layer, the problem that the teflon wire is easy to damage in the impregnating varnish or other chemical substances in the environment in the prior art, and the conductivity is reduced is solved, and the teflon wire can be waterproof and insulated. Drawings In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art. Fig. 1 is a cross-sectional view of the entire structure of a teflon wire according to an embodiment of the present utility model. Reference numerals: 100. The cable comprises a cable core assembly, 110, a cable, 120, an insulating layer, 200, a first encapsulating layer, 300, a shielding layer, 400, a second encapsulating layer and 500, and an outer sheath. Detailed Description For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility m