CN209993373U

CN209993373U - Silicon rubber electric wire with glass fiber layer

Info

Publication number: CN209993373U
Application number: CN201921271823.2U
Authority: CN
Inventors: 卢作佩
Original assignee: Yancheng Yong Dan Electrical Appliances Co Ltd
Current assignee: Yancheng Yong Dan Electrical Appliances Co Ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-01-24
Anticipated expiration: 2029-08-07

Abstract

The utility model discloses a silicon rubber wire with a glass fiber layer, which comprises a silicon rubber inner layer and a glass fiber braided layer arranged on the outer surface of the silicon rubber inner layer, wherein a metal shielding layer is arranged on the inner side surface of the silicon rubber inner layer, an inner insulating sleeve is arranged on the inner side of the metal shielding layer, four conductive wires are arranged on the inner side of the inner insulating sleeve, and each conductive wire consists of a conductive core and a polytetrafluoroethylene layer arranged on the outer surface of the conductive core; through the metal shielding layer, the internal insulation cover, cross parting bead and the asbestos filler that set up for obtain good isolation between the many conductor wires, can avoid rubbing each other between the conductor wire to take place wearing and tearing, and cause the problem of the inside conductive core mutual contact of different conductor wires, thereby avoid the emergence of circuit trouble, simultaneously through setting up the tensile steel wire, make the holistic tensile ability of silicon rubber electric wire obtain promoting, make the silicon rubber electric wire difficult emergence fracture when follow-up use.

Description

Silicon rubber electric wire with glass fiber layer

Technical Field

The utility model belongs to the technical field of the silicon rubber electric wire, concretely relates to silicon rubber electric wire with glass fiber layer.

Background

Silicon rubber electric wire is a wire that has heat radiation resistance, cold-resistant, acid and alkali-resistance and corrosive gas, characteristics such as waterproof, simultaneously in order to improve high temperature resistance, still can set up the glass fiber layer in the outside of silicon rubber electric wire, this kind of glass fiber layer is woven by glass fiber and is formed, have the high temperature resistance characteristic that still will be higher than silicon rubber, make the high temperature resistance characteristic of this kind of silicon rubber electric wire with glass fiber layer obtain further promotion, and long service life, extensively be used for trades such as metallurgy, electric power, the petrochemical industry, electron, automobile manufacturing.

Present silicon rubber electric wire with glass fiber layer is in the use, because silicon rubber inlayer inside is provided with a plurality of conductor wires, and does not have any isolating device between the conductor wire for easy mutual contact and take place wearing and tearing between the conductor wire, cause the apparent polytetrafluoroethylene layer of conductor wire to break, thereby lead to mutual contact between the inside conductive core, cause line fault, and the tensile ability of current silicon rubber electric wire is not high, easy breaking, for this the utility model provides a silicon rubber electric wire with glass fiber layer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a silicon rubber electric wire with glass fiber layer, in order to solve the current silicon rubber electric wire with glass fiber layer that proposes in the above-mentioned background art in the use, because silicon rubber inlayer inside is provided with a plurality of conductor wires, and do not have any isolating device between the conductor wire, make easy mutual contact and wearing and tearing take place between the conductor wire, cause the apparent polytetrafluoroethylene layer of conductor wire to break, thereby lead to the mutual contact between the inside conductive core, cause line fault, and the tensile strength of current silicon rubber electric wire is not high, the easy problem of splitting takes place.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a silicon rubber electric wire with glass fiber layer, includes the silicon rubber inlayer and sets up the glass fiber weaving layer at silicon rubber inlayer surface, the inboard surface of silicon rubber inlayer is provided with the metallic shield layer, and the inboard of metallic shield layer is provided with the internal insulation cover, the inboard of internal insulation cover is provided with four conductor wires, the conductor wire comprises electrically conductive core and the polytetrafluoroethylene layer that sets up at electrically conductive core surface, the inboard of internal insulation cover is provided with the cross parting bead, and four conductor wires are in four corners of cross parting bead respectively.

Preferably, the outer surface of the silicon rubber inner layer is uniformly provided with a plurality of integrated annular protrusions, and the outer surface of the glass fiber braided layer is uniformly provided with a plurality of annular raised areas corresponding to the annular protrusions.

Preferably, the silicon rubber inner layer and the annular protrusion are silicon rubber insulating members, and the annular protrusion area and the glass fiber woven layer are of an integrated structure.

Preferably, a plurality of tensile steel wires are uniformly arranged in the inner layer of the silicon rubber, and the tensile steel wires are metal members.

Preferably, the inner side of the inner insulating sleeve is filled with asbestos filler, and the asbestos filler is located at four corners of the cross-shaped parting strip.

Preferably, the metal shielding layer is formed by wrapping a copper strip, and the cross-shaped parting slip is a silicon rubber component.

Preferably, the inner insulating sleeve is a silica gel member, and the polytetrafluoroethylene layer is a polytetrafluoroethylene member.

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

1. through the metal shielding layer, the internal insulation cover, cross parting bead and the asbestos filler that set up for obtain good isolation between the many conductor wires, can avoid rubbing each other between the conductor wire to take place wearing and tearing, and cause the problem of the inside conductive core mutual contact of different conductor wires, thereby avoid the emergence of circuit trouble, simultaneously through setting up the tensile steel wire, make the holistic tensile ability of silicon rubber electric wire obtain promoting, make the silicon rubber electric wire difficult emergence fracture when follow-up use.

2. Through setting up annular protruding and annular uplift region, can effectively increase the frictional resistance between the inboard surface of glass fiber weaving layer and the silicon rubber inlayer surface for the glass fiber weaving layer is difficult for taking place to slide or the displacement at the surface of silicon rubber inlayer, thereby improves the overall stability of silicon rubber electric wire when follow-up use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

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

fig. 3 is a schematic view of a connection cross-sectional structure of a glass fiber woven layer and a silicone rubber inner layer in embodiment 2 of the present invention;

in the figure: 1. a glass fiber braid layer; 2. a silicone rubber inner layer; 3. a tensile steel wire; 4. a metal shielding layer; 5. a polytetrafluoroethylene layer; 6. a conductive core; 7. a cross-shaped division bar; 8. an inner insulating sleeve; 9. an annular raised region; 10. an asbestos filler; 11. an annular protrusion.

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.

Example 1

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a silicon rubber electric wire with glass fiber layer, including silicon rubber inlayer 2 and the glass fiber weaving layer 1 of setting at 2 surfaces of silicon rubber inlayer, the inboard surface of silicon rubber inlayer 2 is provided with metallic shield 4, and the inboard of metallic shield 4 is provided with interior insulating sleeve 8, the inboard of interior insulating sleeve 8 is provided with four conductor wires, the conductor wire comprises conductive core 6 and the polytetrafluoroethylene layer 5 that sets up at conductive core 6 surface, the inboard of interior insulating sleeve 8 is provided with cross parting bead 7, and four conductor wires are in four corners of cross parting bead 7 respectively, make and obtain good isolation between the many conductor wires, and can play certain shielding electric field effect under metallic shield 4's effect, make the inside conductor wire of silicon rubber electric wire be difficult for receiving outside electromagnetic interference.

In this embodiment, preferred, the inside of silicon rubber inlayer 2 evenly is provided with a plurality of tensile steel wires 3, and tensile steel wire 3 is the metal material component, can effectively promote the holistic tensile ability of silicon rubber electric wire.

In this embodiment, preferably, the asbestos filler 10 is filled in the inner side of the inner insulating sleeve 8, and the asbestos filler 10 is located at four corners of the cross-shaped division bar 7, so that a vacant area between the conductive wire and the inner insulating sleeve 8 can be filled, and the conductive wire is prevented from shaking.

In this embodiment, it is preferred, metal-shielded layer 4 is formed for the copper strips is around the package for metal-shielded layer 4 has certain shielding electric field effect, and cross parting bead 7 is the silicon rubber material component, makes cross parting bead 7 comparatively soft and have insulating nature.

In this embodiment, preferably, the inner insulating sleeve 8 is a silicone member, so that the inner insulating sleeve 8 is relatively flexible and has insulating properties, and the teflon layer 5 is a teflon member.

Example 2

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a silicon rubber electric wire with glass fiber layer, including silicon rubber inlayer 2 and the glass fiber weaving layer 1 of setting at 2 surfaces of silicon rubber inlayer, the inboard surface of silicon rubber inlayer 2 is provided with metallic shield 4, and the inboard of metallic shield 4 is provided with interior insulating sleeve 8, the inboard of interior insulating sleeve 8 is provided with four conductor wires, the conductor wire comprises conductive core 6 and the polytetrafluoroethylene layer 5 that sets up at conductive core 6 surface, the inboard of interior insulating sleeve 8 is provided with cross parting bead 7, and four conductor wires are in four corners of cross parting bead 7 respectively, make and obtain good isolation between the many conductor wires, and can play certain shielding electric field effect under metallic shield 4's effect, make the inside conductor wire of silicon rubber electric wire be difficult for receiving outside electromagnetic interference.

In this embodiment, preferably, the outer surface of the silicon rubber inner layer 2 is uniformly provided with a plurality of integrated annular protrusions 11, and the outer surface of the glass fiber woven layer 1 is formed with a plurality of annular raised areas 9 corresponding to the annular protrusions 11 by weaving and winding, so that the frictional resistance between the inner side surface of the glass fiber woven layer 1 and the outer surface of the silicon rubber inner layer 2 can be effectively increased, and the glass fiber woven layer 1 is not easy to slide or displace on the outer surface of the silicon rubber inner layer 2.

In this embodiment, preferably, the silicone rubber inner layer 2 and the annular protrusion 11 are both silicone rubber insulating members, so that the silicone rubber inner layer 2 and the annular protrusion 11 have good heat resistance and corrosion resistance, and the annular protrusion area 9 and the glass fiber woven layer 1 are of an integral structure.

The utility model discloses a theory of operation and use flow: because the inner side of the metal shielding layer 4 is provided with the inner insulating sleeve 8 and the cross-shaped parting strip 7, the inner space of the metal shielding layer 4 is isolated into four independent isolation areas by the cross-shaped parting strip 7 and the inner insulating sleeve 8, and the conductive wires are respectively arranged in different isolation areas, so that the plurality of conductive wires are well isolated, the problems that the conductive wires are abraded due to mutual friction and conductive cores 6 in different conductive wires are contacted with each other can be avoided, meanwhile, the integral tensile capacity of the silicon rubber wire can be effectively improved under the action of the tensile steel wire 3, and the silicon rubber wire is not easy to break in subsequent use;

when the glass fiber weaving layer 1 needs to be wound on the outer surface of the silicon rubber inner layer 2 through weaving, because the annular protrusions 11 block, after the glass fiber weaving layer 1 is wound on the outer surface of the silicon rubber inner layer 2 through weaving, a plurality of annular protrusion areas 9 corresponding to the positions of the annular protrusions 11 can be formed, under the action of the annular protrusions 11 and the annular protrusion areas 9, the friction resistance between the inner side surface of the glass fiber weaving layer 1 and the outer surface of the silicon rubber inner layer 2 can be effectively increased, the glass fiber weaving layer 1 is not easy to slide or displace on the outer surface of the silicon rubber inner layer 2, and the overall stability of the silicon rubber wire in the subsequent use process is improved.

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 utility model provides a silicon rubber electric wire with glass fiber layer, includes silicon rubber inlayer (2) and sets up glass fiber weaving layer (1) at silicon rubber inlayer (2) surface, its characterized in that: the inboard surface of silicon rubber inlayer (2) is provided with metallic shield (4), and the inboard of metallic shield (4) is provided with internal insulation cover (8), the inboard of internal insulation cover (8) is provided with four conductor wires, the conductor wire comprises electrically conductive core (6) and polytetrafluoroethylene layer (5) that set up at electrically conductive core (6) surface, the inboard of internal insulation cover (8) is provided with cross parting bead (7), and four conductor wires are in four corners of cross parting bead (7) respectively.

2. The silicone rubber electric wire with a glass fiber layer as set forth in claim 1, wherein: the outer surface of the silicon rubber inner layer (2) is uniformly provided with a plurality of integrated annular bulges (11), and the outer surface of the glass fiber weaving layer (1) is uniformly provided with a plurality of annular bulge regions (9) corresponding to the annular bulges (11).

3. The silicone rubber electric wire with a glass fiber layer as set forth in claim 2, wherein: the silicon rubber inner layer (2) and the annular protrusions (11) are all silicon rubber insulating material components, and the annular protrusion areas (9) and the glass fiber weaving layers (1) are of an integrated structure.

4. The silicone rubber electric wire with a glass fiber layer as set forth in claim 1, wherein: the silicon rubber inner layer (2) is internally and uniformly provided with a plurality of tensile steel wires (3), and the tensile steel wires (3) are metal members.

5. The silicone rubber electric wire with a glass fiber layer as set forth in claim 1, wherein: the inner side of the inner insulating sleeve (8) is filled with asbestos fillers (10), and the asbestos fillers (10) are positioned at four corners of the cross-shaped parting bead (7).

6. The silicone rubber electric wire with a glass fiber layer as set forth in claim 5, wherein: the metal shielding layer (4) is formed by wrapping a copper strip, and the cross-shaped parting strips (7) are silicon rubber components.

7. The silicone rubber electric wire with a glass fiber layer as set forth in claim 5, wherein: the inner insulation sleeve (8) is a silica gel material member, and the polytetrafluoroethylene layer (5) is a polytetrafluoroethylene material member.