CN214541658U

CN214541658U - High-temperature-resistant cable

Info

Publication number: CN214541658U
Application number: CN202022738760.6U
Authority: CN
Inventors: 张海涛
Original assignee: Suzhou Dareway Electronic Technology Co ltd
Current assignee: Suzhou Dareway Electronic Technology Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-10-29
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a high temperature resistant cable, which comprises a cable, the outside of cable is equipped with the inner sheath, the outside of inner sheath is equipped with fire resistant mica tape, the internal surface of inner sheath with the outer fixed surface complex connection of cable, the surface of inner sheath with the inner fixed surface complex connection of fire resistant mica tape, the outside of fire resistant mica tape is equipped with temperature resistant inlayer, the outside of temperature resistant inlayer is equipped with the bearing layer, the internal surface of temperature resistant inlayer with the outer fixed surface complex connection of fire resistant mica tape, the external surface of temperature resistant inlayer with the inner fixed surface complex connection of bearing layer, the outside of bearing layer is equipped with temperature resistant skin, the outside of temperature resistant skin is equipped with the surrounding layer, the internal surface of temperature resistant skin with the outer fixed surface complex connection of bearing layer, the utility model discloses can greatly reduce the spreading of the intensity of a fire when the conflagration takes place, thereby reducing the possibility that the cable core is burnt by fire and ensuring the normal operation of the cable.

Description

High-temperature-resistant cable

Technical Field

The utility model relates to a cable specifically is a high temperature resistant cable, belongs to cable technical field.

Background

The cable is made of one or more mutually insulated conductors and an outer insulating protective layer, and is a conducting wire for transmitting power or information from one place to another place, and the cable comprises a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like.

At present, with the development of society, the power consumption also increases along with the increase, and the requirement to the cable is also higher and higher, and the power cable is just as people's blood vessel is generally the economic construction all around the electric power energy and all kinds of information signal resources of transmission, and general cable its high temperature resistance ability is relatively poor, can cause the damage to the cable core rapidly when taking place the conflagration to influence the normal operating of cable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high temperature resistant cable just in order to solve above-mentioned problem, its high temperature resistance ability is outstanding, can reduce stretching of intensity of a fire by a wide margin when the conflagration breaing out to reduce the possibility that the intensity of a fire burns out the cable core, with the normal operating of guaranteeing the cable.

The utility model realizes the above purpose by the following technical proposal, a high temperature resistant cable comprises a cable, an inner sheath is arranged on the outer side of the cable, a fire resistant mica tape is arranged on the outer side of the inner sheath, the inner surface of the inner sheath is compositely connected with the outer surface of the cable, the outer surface of the inner sheath is compositely connected with the inner surface of the fire resistant mica tape, a temperature resistant inner layer is arranged on the outer side of the fire resistant mica tape, a bearing layer is arranged on the outer side of the temperature resistant inner layer, the inner surface of the temperature resistant inner layer is compositely connected with the outer surface of the fire resistant mica tape, the outer surface of the temperature resistant inner layer is compositely connected with the inner surface of the bearing layer, a temperature resistant outer layer is arranged on the outer side of the bearing layer, an outer cladding layer is arranged on the outer side of the temperature resistant outer layer, the inner surface of the temperature resistant outer layer is compositely connected with the outer surface of the bearing layer, the outer surface of the temperature-resistant outer layer is fixedly and compositely connected with the inner surface of the outer cladding layer.

Preferably, the inner chamber of cable is equipped with cross support frame, cross support frame will the inner chamber of cable divide into a plurality of chambeies of placing, it is equipped with the cable core to place the intracavity, the surface of cable core is equipped with arc splint.

Preferably, the inner sheath is a circular sheath woven from glass fibers and conforming to the outer surface of the cable.

Preferably, the temperature-resistant inner layer is a round sleeve which is formed by weaving asbestos fibers and is attached to the outer surface of the fire-resistant mica tape.

Preferably, the bearing layer is a cavity, the inner wall of the bearing layer is provided with a fixed clamping seat, and a TPU buffer ball is arranged between the fixed clamping seats.

Preferably, the outer cavity that is of temperature resistant, the outer inner chamber equidistance interval arrangement of temperature resistant is equipped with a plurality of temperature resistant chambeies, the temperature resistant intracavity is filled and is equipped with fire-retardant granule.

The utility model has the advantages that: the cable cores can be placed by arranging the placing cavity, the cable can be fixedly supported by arranging the cross-shaped supporting frame, good structural strength is provided for the cable, the cable cores can be separated, mutual influence between the cable cores is prevented, the cable cores can be positioned by arranging the arc-shaped clamping plate, good flame retardance can be provided for the cable by arranging the inner sheath, the glass fiber has good insulativity, strong heat resistance, good corrosion resistance and high mechanical strength, the flame retardance of the cable can be improved by arranging the fire-resistant mica tape, the fire-resistant mica tape has excellent high temperature resistance and combustion resistance, volatilization of harmful smoke does not basically exist during burning in open fire, good temperature resistance can be provided for the cable by arranging the inner layer to resist temperature, and the asbestos fiber has the characteristics of heat resistance, non-combustion, water resistance, acid resistance and chemical corrosion resistance, can improve the temperature toleration of cable through setting up the temperature resistant skin, when the fire tendentiousness burns out the temperature resistant chamber, fire-retardant granule in it then can carry out the separation to the fire, can provide good protectiveness for this application through setting up the bearing layer, TPU buffering ball can receive when rolling to impact force and cushion and offset to protect this application.

Drawings

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

fig. 2 is a schematic view of the cable structure of the present invention;

FIG. 3 is a schematic view of the pressure-bearing layer structure of the present invention;

FIG. 4 is a schematic structural view of the temperature-resistant outer layer of the present invention;

in the figure: 1. the cable, 2, inner sheath, 3, fire resistant mica tape, 4, temperature resistant inlayer, 5, bearing layer, 6, temperature resistant skin, 7, surrounding layer, 8, cross support frame, 9, place the chamber, 10, cable core, 11, arc splint, 12, fixed cassette, 13, TPU buffer ball, 14, temperature resistant chamber, 15, fire-retardant granule.

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. 1-4, a high temperature resistant cable includes a cable 1, an inner sheath 2 is disposed on an outer side of the cable 1, a fire resistant mica tape 3 is disposed on an outer side of the inner sheath 2, an inner surface of the inner sheath 2 is fixedly and compositely connected with an outer surface of the cable 1, an outer surface of the inner sheath 2 is fixedly and compositely connected with an inner surface of the fire resistant mica tape 3, a temperature resistant inner layer 4 is disposed on an outer side of the fire resistant mica tape 3, a pressure bearing layer 5 is disposed on an outer side of the temperature resistant inner layer 4, an inner surface of the temperature resistant inner layer 4 is fixedly and compositely connected with an outer surface of the fire resistant mica tape 3, an outer surface of the temperature resistant inner layer 4 is fixedly and compositely connected with an inner surface of the pressure bearing layer 5, a temperature resistant outer layer 6 is disposed on an outer side of the pressure bearing layer 5, an outer cladding layer 7 is disposed on an outer side of the temperature resistant outer layer 6, and an inner surface of the temperature resistant outer layer 6 is fixedly and compositely connected with an outer surface of the pressure bearing layer 5, the outer surface of the temperature-resistant outer layer 6 is fixedly and compositely connected with the inner surface of the outer cladding layer 7.

As an optimal technical scheme of the utility model, the inner chamber of cable 1 is equipped with cross support frame 8, cross support frame 8 will the inner chamber of cable 1 divide into a plurality of chambeies 9 of placing, it is equipped with cable core 10 in the chamber 9 to place, the surface of cable core 10 is equipped with arc splint 11.

As an optimized technical scheme of the utility model, inner sheath 2 is the laminating of weaving by glass fiber the circular cover of 1 surface of cable.

As an optimized technical proposal of the utility model, the temperature-resistant inner layer 4 is a laminating woven by asbestos fiber and is a round sleeve on the outer surface of the fire-resistant mica tape 3.

As an optimal technical scheme of the utility model, bearing layer 5 is the cavity, bearing layer 5's inner wall is equipped with fixed cassette 12, be equipped with TPU buffering ball 13 between the fixed cassette 12.

As an optimal technical scheme of the utility model, the outer 6 cavitys that are of temperature resistance, the inner chamber equidistance interval arrangement of the outer 6 cavitys of temperature resistance is equipped with a plurality of temperature-resistant chambeies 14, the intussuseption in temperature-resistant chamber 14 is equipped with fire-retardant granule 15.

The utility model discloses a setting is placed chamber 9 and can be placed cable core 10, can carry out the fixed stay to cable 1 through setting up cross support frame 8, provide good structural strength for cable 1, can also separate cable core 10, thereby prevent the influence of each other between cable core 10, can fix a position cable core 10 through setting up arc splint 11, can provide good fire resistance for cable 1 through setting up inner sheath 2, glass fiber's insulating nature is good, the heat resistance is strong, corrosion resistance is good, mechanical strength is high, can improve the fire resistance of cable 1 through setting up fire-resistant mica tape 3, fire-resistant mica tape 3 has good high temperature resistance and combustion resistance ability, there is not volatilizing of harmful smog basically when meeting naked flame burning, can provide good temperature resistance for cable 1 through setting up temperature resistant inlayer 4, asbestos fiber has heat-resistant, Non-combustible, water-fast, acid-resistant, the characteristics of resistant chemical attack, can improve cable 1's temperature toleration through setting up temperature resistant outer 6, when the fire behavior tendril broke temperature-resistant chamber 14, fire-retardant granule 15 in it then can carry out the separation to the fire behavior, can provide good protectiveness for this application through setting up bearing layer 5, TPU buffer ball 13 can receive to cushion when rolling impact force and offset this application, thereby protect this application.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A high temperature resistant cable comprising a cable (1), characterized in that: the outer side of the cable (1) is provided with an inner sheath (2), the outer side of the inner sheath (2) is provided with a fire-resistant mica tape (3), the inner surface of the inner sheath (2) is fixedly and compositely connected with the outer surface of the cable (1), the outer surface of the inner sheath (2) is fixedly and compositely connected with the inner surface of the fire-resistant mica tape (3), the outer side of the fire-resistant mica tape (3) is provided with a temperature-resistant inner layer (4), the outer side of the temperature-resistant inner layer (4) is provided with a pressure-bearing layer (5), the inner surface of the temperature-resistant inner layer (4) is fixedly and compositely connected with the outer surface of the fire-resistant mica tape (3), the outer surface of the temperature-resistant inner layer (4) is fixedly and compositely connected with the inner surface of the pressure-bearing layer (5), the outer side of the pressure-bearing layer (5) is provided with a temperature-resistant outer layer (6), the outer side of the temperature-resistant outer layer (6) is provided with an outer cladding layer (7), the inner surface of the temperature-resistant outer layer (6) is fixedly and compositely connected with the outer surface of the pressure-bearing layer (5), and the outer surface of the temperature-resistant outer layer (6) is fixedly and compositely connected with the inner surface of the outer cladding layer (7).

2. A high temperature resistant cable according to claim 1, wherein: the inner chamber of cable (1) is equipped with cross support frame (8), cross support frame (8) will the inner chamber of cable (1) divide into a plurality of chambeies (9) of placing, it is equipped with cable core (10) in chamber (9) to place, the surface of cable core (10) is equipped with arc splint (11).

3. A high temperature resistant cable according to claim 1, wherein: the inner sheath (2) is a circular sheath which is formed by weaving glass fibers and is attached to the outer surface of the cable (1).

4. A high temperature resistant cable according to claim 1, wherein: the temperature-resistant inner layer (4) is a circular sleeve which is formed by weaving asbestos fibers and is attached to the outer surface of the fire-resistant mica tape (3).

5. A high temperature resistant cable according to claim 1, wherein: the bearing layer (5) is a cavity, the inner wall of the bearing layer (5) is provided with a fixed clamping seat (12), and a TPU buffer ball (13) is arranged between the fixed clamping seats (12).

6. A high temperature resistant cable according to claim 1, wherein: the heat-resistant outer layer (6) is a cavity, a plurality of heat-resistant cavities (14) are arranged in the inner cavity of the heat-resistant outer layer (6) at equal intervals, and flame-retardant particles (15) are filled in the heat-resistant cavities (14).