CN217822129U

CN217822129U - High-performance fluoroplastic insulation special network cable

Info

Publication number: CN217822129U
Application number: CN202221921823.4U
Authority: CN
Inventors: 穆腾飞; 叶宇; 沙宣扬; 韩兆晖; 钱玉珠
Original assignee: Anhui Xinte Huayu New Material Technology Co ltd
Current assignee: Anhui Xinte Huayu New Material Technology Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-11-15
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses an insulating special net twine of high performance fluoroplastics, including the sinle silk, the outside of sinle silk is equipped with insulating layer, high temperature resistant layer, shielding layer and inoxidizing coating in proper order, the inoxidizing coating includes buffer layer, compressive layer and outer jacket, the buffer layer cladding is in the outside of shielding layer, the contact slot has all been seted up to the both sides of buffer layer, the compressive layer includes two sets of compressive core strips, and compressive core strip and contact slot department contact, the outer jacket cladding is in the outside of buffer layer and compressive layer, relates to special net twine technical field, through setting up two sets of compressive core strips in the both sides of sinle silk to can play certain guard action to special net twine, make the work that special net twine laid on ground can be stable for a long time, prolonged the life of special net twine, through setting up the buffer layer that silicon rubber material made, can cushion external extrusion force, further promoted the compressive property of net special twine.

Description

High-performance fluoroplastic insulation special network cable

Technical Field

The utility model relates to a special type net twine technical field specifically is an insulating special type net twine of high performance fluoroplastics.

Background

The utility model discloses a chinese utility model patent with publication number CN214847807U discloses a fluoroplastic insulating high temperature resistant power cable, which is characterized in that a limit buffer core is arranged in the middle of a cable core, a buffer layer is arranged outside the cable core, the limit buffer core and the buffer layer are both made of TPU elastomer materials, so that external extrusion force can be well buffered, the compressive strength of the power cable is improved, a reinforcing core is embedded in the middle of the limit buffer core, the compressive strength of the limit buffer core is improved, a compressive layer is arranged outside the cable core, the compressive layer and the reinforcing core are both made of nylon materials, the nylon materials have high mechanical strength, good flexibility and high compressive strength, and the compressive strength of the power cable is well improved;

the chinese utility model patent with publication number CN 213150430U discloses a fluoroplastic insulated power cable, which utilizes the temperature difference resistant damping cavity to generate deformation to resist impact force by arranging the temperature difference resistant damping cavity, so that the cable is stressed more smoothly, thereby generating the effect of protecting the cable conductor;

above-mentioned patent all adopts the compressive structure and the buffer structure who sets up the full surrounding type in the outside of sinle silk, realizes the compressive capacity of cable, however, in the in-service use process, the cable receives the extrusion for a long time, and too hard compressive material is unfavorable for the use of cable, consequently, the compressive structure of full surrounding type also can produce deformation, and then compressive structure receives extruded one side and can make cable core structure warp easily, damage and fracture.

SUMMERY OF THE UTILITY MODEL

The utility model aims to at least solve one of the technical problems existing in the prior art; therefore, the utility model provides an insulating special network cable of high performance fluoroplastics for solve the compressive structure of full encirclement type and also can produce deformation, and then compressive structure receives extruded one side and can make the cable core structure warp easily, damaged and cracked technical problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a high-performance fluoroplastic insulation special network cable comprises a cable core, wherein an insulation layer, a high-temperature resistant layer, a shielding layer and a protective layer are sequentially arranged on the outer side of the cable core;

the protective layer comprises a buffer layer, a pressure-resistant layer and an outer protective layer;

the buffer layer is coated on the outer side of the shielding layer, and contact grooves are formed in the two sides of the buffer layer;

the compression-resistant layer comprises two sets of compression-resistant core strips, and the compression-resistant core strips are in contact with the contact grooves;

the outer jacket is coated on the outer sides of the buffer layer and the pressure-resistant layer.

Preferably, the diameter of the pressure-resistant core bar is larger than that of the shielding layer.

Preferably, the buffer layer is made of a silicon rubber material, the compression-resistant layer is made of a polyurethane elastomer material, and the outer protective layer is formed by extruding polyethylene.

Preferably, a filling layer is arranged between the wire core and the insulating layer, and the filling layer is made of tensile fiber ropes.

Preferably, the insulating layer is made of a fluoroplastic insulating material, and the high-temperature resistant layer is made of a polytetrafluoroethylene material.

Preferably, the shielding layer is a semiconductor paper tape, the semiconductor paper tape is spirally wound on the outer side of the high temperature resistant layer, and the semiconductor paper tape is coated with a braided copper wire tape.

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

the two groups of pressure-resistant core strips are arranged on the two sides of the wire core, so that a certain protection effect on the special network cable can be achieved, the special network cable laid on the ground can stably work for a long time, and the service life of the special network cable is prolonged;

the buffer layer made of the silicon rubber material is arranged, so that external extrusion force can be buffered, and the compression resistance of the special network cable is further improved;

the filling layer made of the tensile fiber rope is arranged, so that the tensile property of the power cable is improved.

Drawings

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

fig. 2 is a structural cross-sectional view of the shielding layer of the present invention.

In the figure: 1. a wire core; 2. an insulating layer; 3. a high temperature resistant layer; 4. a shielding layer; 41. a semiconductor paper tape; 42. weaving a copper wire band; 5. a protective layer; 51. a buffer layer; 511. a contact groove; 52. a pressure resistant layer; 521. a compression resistant core strip; 53. an outer jacket; 6. and (6) filling the layer.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present application provides a high performance fluoroplastic insulation special network cable, including a cable core 1, an insulation layer 2, a high temperature resistant layer 3, a shielding layer 4 and a protective layer 5 are sequentially disposed on an outer side of the cable core 1, the insulation layer 2 is made of fluoroplastic insulation material, the high temperature resistant layer 3 is made of polytetrafluoroethylene, the high temperature resistant layer 3 made of polytetrafluoroethylene improves the high temperature resistant performance of the special network cable, so that the special network cable can work stably for a long time in a high temperature environment, the service life of the special network cable is prolonged, the shielding layer 4 is a semiconductor paper tape 41, the semiconductor paper tape 41 is spirally wound on the outer side of the high temperature resistant layer 3, the semiconductor paper tape 41 is covered with a braided copper wire tape 42, a filling layer 6 is disposed between the cable core 1 and the insulation layer 2, the filling layer 6 is made of tensile fiber rope, the tensile performance of the power cable is improved by disposing the filling layer 6 made of tensile fiber rope, the protective layer 5 comprises a buffer layer 51, a compression-resistant layer 52 and an outer protective layer 53, the buffer layer 51 is made of silicon rubber materials, external extrusion force can be buffered by arranging the buffer layer 51 made of the silicon rubber materials, the compression resistance of the special network cable is further improved, the outer protective layer 53 is formed by polyethylene extrusion, the buffer layer 51 covers the outer side of the shielding layer 4, contact grooves 511 are formed in two sides of the buffer layer 51, the compression-resistant layer 52 comprises two groups of compression-resistant core bars 521, the compression-resistant core bars 521 are in contact with the contact grooves 511, winding of the compression-resistant core bars 521 and the core 1 in the manufacturing process of the special network cable is avoided by arranging the contact grooves 511, the quality of the special network cable is further influenced, the compression resistance of the special network cable is ensured, the outer protective layer 53 covers the outer sides of the buffer layer 51 and the compression-resistant layer 52, and the diameter of the compression-resistant core bars 521 is larger than that of the shielding layer 4, the pressure-resistant layer 52 is made of a polyurethane elastomer material, the polyurethane elastomer material is high in mechanical strength, good in flexibility and high in compressive strength, so that the compressive strength of the special network cable is well improved, and the two groups of pressure-resistant core strips 521 are arranged on two sides of the wire core 1, so that the special network cable can be protected to a certain extent, the special network cable laid on the ground can work stably for a long time, and the service life of the special network cable is prolonged.

Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the present invention.

Claims

1. The high-performance fluoroplastic insulation special network cable comprises a cable core and is characterized in that an insulation layer, a high-temperature resistant layer, a shielding layer and a protective layer are sequentially arranged on the outer side of the cable core;

the buffer layer is coated on the outer side of the shielding layer, and contact grooves are formed in two sides of the buffer layer;

the outer protective layer is coated on the outer sides of the buffer layer and the pressure-resistant layer.

2. A high performance fluoroplastic insulation specialty mesh wire according to claim 1 wherein said compression resistant core bars have a diameter greater than the diameter of the shield layer.

3. The special high-performance fluoroplastic insulating net wire according to claim 1, wherein the buffer layer is made of a silicon rubber material, the compression-resistant layer is made of a polyurethane elastomer material, and the outer protective layer is formed by extruding polyethylene.

4. The special high-performance fluoroplastic insulation mesh wire according to claim 1, wherein a filling layer is arranged between the wire core and the insulation layer, and the filling layer is made of tensile fiber ropes.

5. The special high-performance fluoroplastic insulation mesh wire according to claim 1, wherein the insulation layer is made of fluoroplastic insulation material, and the high-temperature resistant layer is made of polytetrafluoroethylene material.

6. The special high-performance fluoroplastic insulation mesh wire as claimed in claim 1, wherein the shielding layer is a semiconductor paper tape, the semiconductor paper tape is spirally wound on the outer side of the high-temperature resistant layer, and the semiconductor paper tape is wrapped with a braided copper wire tape.