CN211907070U - High-temperature-resistant cable - Google Patents

Abstract

The utility model relates to the technical field of cables, in particular to a high-temperature-resistant cable, which comprises a copper core conductor and a fire-resistant mica tape, wherein the outer side of the copper core conductor is fixedly connected with the fire-resistant mica tape; the utility model discloses in, through snap ring, annular cassette, louvre, fire resistant mica tape, filling layer and the oversheath layer that sets up, the heat dissipation of the cable conductor of being convenient for in the use makes the cable conductor have better high temperature resistance and performance simultaneously.

Description

High-temperature-resistant cable

Technical Field

The utility model relates to the technical field of cables, specifically be a high temperature resistant cable conductor.

Background

The cable line is the common power transmission equipment in life, the quality of the cable line directly relates to the life and property safety of people, the cable line types used in different scenes are different, and the cable line comprises a power cable, a high-temperature cable, a signal cable, a coaxial cable, a fire-resistant cable and the like, the cable line comprises single-stranded or multi-stranded wires and an insulating layer, the single-stranded or multi-stranded wires are used for connecting circuits, electric appliances and the like, and along with the rapid development of power cable buried laying engineering, higher requirements on the use and safety performance of the cable are provided.

At present, the cable that uses in the market all comprises sub-strand or stranded conductor, in process of production, still need fill the insulating layer between the stranded conductor, but the wire constitutes for flexible material, difficult with the even spaced apart of stranded conductor when producing, lead to not enough even that the insulating layer was filled, be unfavorable for the production of cable, and the cable is easy the production of heat in the use, ordinary cable all relies on the thermal diffusivity of self material to dispel the heat, lead to the thermal diffusivity of cable relatively poor, the event is to above-mentioned problem proposing a high temperature resistant cable conductor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant cable conductor to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a high temperature resistant cable conductor, includes copper core conductor and fire resistant mica tape, the copper core conductor outside and fire resistant mica tape fixed connection, fire resistant mica tape outside fixedly connected with insulating layer, insulating layer outside fixedly connected with snap ring, the snap ring outside is equipped with the filling layer, filling layer outside fixedly connected with armor, armor outside fixedly connected with oversheath layer.

Preferably, the inner side of the clamping ring is hollow, an annular clamping seat is uniformly arranged on the outer side of the clamping ring, and the inner side of the annular clamping seat is fixedly connected with the insulating layer.

Preferably, heat dissipation holes are formed in the inner side of the clamping ring, the number of the heat dissipation holes is 4, and the heat dissipation holes are evenly distributed in the inner side of the clamping ring.

Preferably, the filling layer is made of alkali-free glass fiber materials.

Preferably, the outer sheath layer is made of polyvinyl chloride.

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

1. in the utility model, the copper core conductor wrapped by the insulating layer is uniformly arranged in the circular clamping seat outside the clamping ring through the clamping ring, the annular clamping seat and the radiating holes, so that the conductor can be uniformly spaced, the conductor can be conveniently and fixedly arranged, heat can be generated in the use process of the cable, the inner side of the clamping ring is in a hollow arrangement, and the radiating holes are formed in the inner side of the clamping ring, so that the heat radiation of the cable line in the use process is facilitated;

2. the utility model discloses in, through the fire resistant mica tape, filling layer and the oversheath layer that set up, fire resistant mica tape has better high temperature resistance, and the filling layer constitutes for alkali-free glass silk material matter, has good electrical insulation and good toughness and intensity, and the oversheath layer constitutes for the polyvinyl chloride material, has good corrosion resistance and mechanical properties, and its intensity and toughness are all good, and have excellent dielectric property to make the cable conductor have better high temperature resistance and performance.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the snap ring of the present invention;

fig. 3 is a schematic view of the installation structure of the copper core conductor of the present invention.

In the figure: 1-copper core conductor, 2-fire-resistant mica tape, 3-insulating layer, 4-snap ring, 5-filling layer, 6-armor layer, 7-outer sheath layer, 8-annular clamping seat and 9-radiating hole.

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.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a high temperature resistant cable conductor, includes copper core conductor 1 and fire resistant mica tape 2, 1 outside and the 2 fixed connection of fire resistant mica tape of copper core conductor, 2 outside fixedly connected with insulating layers 3 in the fire resistant mica tape, 3 outside fixedly connected with snap rings 4 in the insulating layer, 4 outsides in the snap ring are equipped with filling layer 5, 5 outside fixedly connected with armor 6 in the filling layer, 6 outside fixedly connected with oversheath layer 7 in the armor.

4 inboards of snap ring are hollow setting, and 4 outsides of snap ring have evenly seted up annular cassette 8, 8 inboards of annular cassette and 3 fixed connection of insulating layer, this kind of installation that sets up copper core conductor 1 of being convenient for is fixed, louvre 9 has been seted up to 4 inboards of snap ring, the quantity of louvre 9 is 4, and louvre 9 evenly distributed is inboard at snap ring 4, this kind of setting is convenient for the heat dissipation in the cable use, filling layer 5 constitutes for alkali-free glass silk material, alkali-free glass silk material has good electrical insulation nature and good toughness and intensity, oversheath layer 7 constitutes for the polyvinyl chloride material, the polyvinyl chloride material has good corrosion resistance and mechanical properties, its intensity and toughness are all good, and have excellent dielectric property.

The working process is as follows: the copper core conductor 1 wrapped by the insulating layer 3 is uniformly installed in the circular clamping seat 8 outside the clamping ring 4, the conductor can be uniformly spaced, the conductor can be conveniently installed and fixed, heat can be generated in the cable using process, the clamping ring 4 is arranged in a hollow manner, the clamping ring 4 is provided with the heat dissipation holes 9 on the inner side, the cable is convenient to dissipate heat in the using process, the fire-resistant mica tape 2 has better high-temperature resistance, the filling layer 5 is made of alkali-free glass fiber, the cable has good electric insulating property and good toughness and strength, the outer sheath layer 7 is made of polyvinyl chloride, the cable has good corrosion resistance and mechanical property, the strength and the toughness are good, and the cable has excellent dielectric property, so that the cable has better high-temperature resistance and service performance.

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 (5)

1. The utility model provides a high temperature resistant cable conductor, includes copper core conductor (1) and fire-resistant mica tape (2), its characterized in that: copper core conductor (1) outside and fire resistant mica tape (2) fixed connection, fire resistant mica tape (2) outside fixedly connected with insulating layer (3), insulating layer (3) outside fixedly connected with snap ring (4), the snap ring (4) outside is equipped with filling layer (5), filling layer (5) outside fixedly connected with armor (6), armor (6) outside fixedly connected with oversheath layer (7).

2. A high temperature resistant electric cable according to claim 1, wherein: the inner side of the clamping ring (4) is hollow, an annular clamping seat (8) is uniformly arranged on the outer side of the clamping ring (4), and the inner side of the annular clamping seat (8) is fixedly connected with the insulating layer (3).

3. A high temperature resistant electric cable according to claim 1, wherein: heat dissipation holes (9) are formed in the inner side of the clamping ring (4), the number of the heat dissipation holes (9) is 4, and the heat dissipation holes (9) are evenly distributed in the inner side of the clamping ring (4).

4. A high temperature resistant electric cable according to claim 1, wherein: the filling layer (5) is made of alkali-free glass fiber materials.

5. A high temperature resistant electric cable according to claim 1, wherein: the outer sheath layer (7) is made of polyvinyl chloride.

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