CN217880898U

CN217880898U - Electric wire with high-temperature-resistant protection structure

Info

Publication number: CN217880898U
Application number: CN202222051708.2U
Authority: CN
Inventors: 袁怀龙
Original assignee: Foshan Junfeng Wire And Cable Co ltd
Current assignee: Foshan Junfeng Wire And Cable Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2022-11-22
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses an electric wire that possesses high temperature resistant protective structure, including the electric wire body, the electric wire body comprises outside inoxidizing coating, first heat-resisting layer, second heat-resisting layer, buffer layer and interior sandwich layer, first heat-resisting layer sets up in the inboard of outside inoxidizing coating, the second heat-resisting layer sets up in the inboard of first heat-resisting layer. The above structure is adopted in the utility model, cooperate through setting up first heat-resistant layer and second heat-resistant layer, make during the use, the first heat-resistant layer of accessible vermiculite material plays the fire-retardant heat-resistant effect that keeps warm, simultaneously during this, mica tape layer and fire-retardant layer in the second heat-resistant layer can play the resistant effect of burning of further fire prevention, simultaneously because the conductor is by filling layer and buffer coat cladding, can further improvement to its protective capacities, and then make this electric wire have high-efficient lasting flame retardant function, the practicality and the application prospect of this electric wire have been improved, be worth using widely.

Description

Electric wire with high-temperature-resistant protection structure

Technical Field

The utility model belongs to the technical field of wire and cable, in particular to electric wire that possesses high temperature resistant protective structure.

Background

Wire and cable refers to materials used in power, electrical and related transmission applications. "wires" and "cables" are not strictly defined. Products with small core number, small product diameter and simple structure are generally called wires, products without insulation are called bare wires, and other products are called cables;

current cable for smart power grids is in the use, and cable structure is single, often lacks the fire prevention function of high strength, and when taking place the burning phenomenon, the burning that flame lasts can damage the cable, can not carry out timely separation to flame and has reduced the suitability of cable to the electric wire is bitten into the breakage by the mouse easily and then arouses the phenomenon of electric leakage short circuit, consequently needs improve it.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing an electric wire that possesses high temperature resistant protective structure to solve current cable for the smart power grids in the use, cable structure is single, often lacks the fire prevention function of high strength, when taking place the burning phenomenon, the burning that flame lasts can damage the cable, can not carry out timely separation to flame and has reduced the suitability of cable, and the electric wire is bitten into the problem of disconnected destruction and then arouse the phenomenon of electric leakage short circuit by the mouse easily.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an electric wire that possesses high temperature resistant protective structure, includes the electric wire body, the electric wire body comprises outside inoxidizing coating, first heat-resistant layer, second heat-resistant layer, buffer layer and interior sandwich layer, first heat-resistant layer sets up in the inboard of outside inoxidizing coating, the second heat-resistant layer sets up in the inboard of first heat-resistant layer, the buffer layer sets up in the inboard of second heat-resistant layer, interior sandwich layer sets up in the inboard of buffer layer.

Further, as preferred technical scheme, the outside inoxidizing coating includes the surrounding layer, the surrounding layer sets up in the outside of first heat-resistant layer, the surrounding layer sets up to fire-retardant polyethylene layer.

By adopting the technical scheme, through setting up the external protection layer, the outer cladding on accessible fire-retardant polyethylene layer plays preliminary heat-resisting safeguard function.

Further, as a preferred technical scheme, a reinforced silk screen is arranged inside the outer cladding layer, and the reinforced silk screen is set to be a memory alloy wire.

Through adopting above-mentioned technical scheme, through setting up the reinforcement silk screen, can play the protection to the surrounding layer through reinforcing the silk screen when using, play the effect that the rat bite improves surrounding layer intensity.

Further, as a preferred technical scheme, the first heat-resistant layer is a vermiculite heat-resistant layer, and the vermiculite heat-resistant layer is arranged on the outer side of the second heat-resistant layer.

By adopting the technical scheme, the heat insulation and heat resistance of the heat insulation and heat resistance device can be improved by arranging the first heat-resistant layer as the vermiculite heat-resistant layer.

Further, as a preferable technical scheme, the second heat-resistant layer is provided as a mica tape layer, and a flame-retardant layer is arranged on the inner side of the mica tape layer.

By adopting the technical scheme, the mica tape layer is matched with the flame-retardant layer, so that the heat resistance can be further improved.

Further, as a preferred technical scheme, the buffer layer is arranged to be a heat-resistant silica gel layer, and the heat-resistant silica gel layer is arranged on the outer side of the inner core layer.

Through adopting above-mentioned technical scheme, through setting up heat-resisting silica gel layer, can play heat-resisting effect that separates the temperature through heat-resisting silica gel layer when using, improve the elasticity of electric wire simultaneously, reach the purpose to the conductor protection.

Further, as a preferred technical scheme, the inner core layer comprises an inner sleeve, the inner sleeve is fixedly installed on the inner side of the buffer layer, and conductors are arranged inside the inner sleeve at equal intervals.

By adopting the technical scheme, the conductor can be protected in an auxiliary manner by arranging the inner sleeve.

Further, as preferred technical scheme, fire-retardant layer sets up to be the fire-retardant polyolefin layer of halogen-free low cigarette, the inboard equidistant ring shape of fire-retardant layer is alternate and is had the reinforcement steel wire.

Through adopting above-mentioned technical scheme, set up fire-retardant layer and be steamed low fire-retardant polyolefin layer of cigarette for nothing to inside interlude has the reinforcement steel wire, the use strength of this cable wire of improvement that can step forward.

Further, as a preferable technical scheme, a filling layer is arranged inside the inner sleeve and outside the conductor, and the filling layer is a polypropylene mesh filling rope.

Through adopting above-mentioned technical scheme, through setting up the filling layer, can carry out further protection to the conductor through the netted filling rope of polypropylene during the use, improve its stability.

To sum up, the utility model discloses mainly have following beneficial effect:

firstly, by arranging the external protective layer, the electric wire can be protected by the outer cladding layer and the reinforcing wire mesh inside the outer cladding layer when in use, and when the electric wire is used and is bitten by a mouse, a better protection effect can be achieved by the reinforcing wire mesh inside the outer cladding layer, so that the damage to the inner core layer caused by biting the inside of the electric wire is avoided, and the use strength of the electric wire is improved;

the second, cooperate through setting up first heat-resistant layer and second heat-resistant layer, make during the use, the first heat-resistant layer of accessible vermiculite material plays the fire-retardant heat-resistant effect of heat preservation, simultaneously during this, mica tape layer and fire-retardant layer in the second heat-resistant layer can play the resistant effect of burning of further fire prevention, simultaneously because the conductor is by filling layer and buffer layer cladding, the improvement that can step forward is to its protective capacities, and then make this electric wire have high-efficient lasting flame retardant function, the practicality and the application prospect of this electric wire have been improved, be worth using widely.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a schematic structural diagram of the present invention;

fig. 3 is an internal structure view of the mica tape layer of the present invention.

Reference numerals are as follows: 1. the wire comprises a wire body, 2, an outer protective layer, 21, an outer cladding layer, 22, a reinforcing wire mesh, 3, a first heat-resistant layer, 4, a second heat-resistant layer, 41, a mica tape layer, 42, a flame-retardant layer, 43, a reinforcing steel wire, 5, a buffer layer, 6, an inner core layer, 61, a sleeve, 62, a conductor, 63 and a filling layer.

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. 1-3, the electric wire with a high temperature resistant protection structure according to the present embodiment includes an electric wire body 1, where the electric wire body 1 includes an outer protection layer 2, a first heat-resistant layer 3, a second heat-resistant layer 4, a buffer layer 5, and an inner core layer 6, the first heat-resistant layer 3 is disposed on an inner side of the outer protection layer 2, the second heat-resistant layer 4 is disposed on an inner side of the first heat-resistant layer 3, the buffer layer 5 is disposed on an inner side of the second heat-resistant layer 4, and the inner core layer 6 is disposed on an inner side of the buffer layer 5.

Example 2

Referring to fig. 1 to 3, on the basis of embodiment 1, in order to achieve the purpose of improving the flame-retardant and heat-resistant capability of the cable wire, the embodiment is an innovative design of an outer cladding 21 and a first heat-resistant layer 3, specifically, an outer protective layer 2 includes an outer cladding 21, the outer cladding 21 is disposed on the outer side of the first heat-resistant layer 3, the outer cladding 21 is disposed as a flame-retardant polyethylene layer, a reinforcing wire mesh 22 is disposed inside the outer cladding 21, the reinforcing wire mesh 22 is disposed as a memory alloy wire, the first heat-resistant layer 3 is disposed as a vermiculite heat-resistant layer, and the vermiculite heat-resistant layer is disposed on the outer side of the second heat-resistant layer 4; through setting up outside inoxidizing coating 2, the surrounding layer 21 on the fire-retardant polyethylene layer of accessible plays preliminary heat-resisting safeguard function, through setting up reinforcing wire net 22, can play the protection to surrounding layer 21 through reinforcing wire net 22 when using, plays the effect that the protection against rodents stings improvement surrounding layer 21 intensity, is vermiculite heat-resistant layer through setting up first heat-resistant layer 3, can improve its thermal-insulated heat-resisting ability.

Example 3

Referring to fig. 1 to 3, in this embodiment, on the basis of embodiment 2, in order to achieve the purpose of further improving the flame-retardant and heat-resistant capability of the cable, the second heat-resistant layer 4, the buffer layer 5 and the inner core layer are innovatively designed, specifically, the second heat-resistant layer 4 is set as a mica tape layer 41, the inner side of the mica tape layer 41 is provided with a flame-retardant layer 42, the buffer layer 5 is set as a heat-resistant silica gel layer, the heat-resistant silica gel layer is disposed on the outer side of the inner core layer 6, the inner core layer 6 includes an inner sleeve 61, the inner sleeve 61 is fixedly mounted on the inner side of the buffer layer 5, conductors 62 are disposed inside the inner sleeve 61 at equal intervals, the flame-retardant layer 42 is set as a low-smoke halogen-free flame-retardant polyolefin layer, reinforcing steel wires 43 are inserted into the inner side of the flame-retardant layer 42 at equal intervals in a circular ring shape, as a preferred technical solution, a filling layer 63 is disposed inside the inner sleeve 61 on the outer side of the conductors 62, and the filling layer 63 is set as a polypropylene mesh filling rope; set up mica tape layer 41 and fire-retardant layer 42 and cooperate, improvement heat-resisting ability that can step forward, through setting up heat-resisting silica gel layer, can be when using, play heat-resisting effect that separates the temperature through heat-resisting silica gel layer, improve the elasticity of electric wire simultaneously, reach the purpose to the protection of conductor 62, through setting up interior sleeve pipe 61, can assist and protect conductor 62, it is halogen-free low fire-retardant polyolefin layer to set up fire-retardant layer 42, and inside interlude has the reinforcement steel wire 43, the service strength of this cable wire of improvement that can step forward, through setting up filling layer 63, can be during the use, carry out further protection to conductor 62 through the netted filling rope of polypropylene, improve its stability.

The use principle and the advantages are as follows: when using, the accessible surrounding layer 21 and inside reinforcement silk screen 22 protect the electric wire, in the electric wire use, if meet the condition that the mouse gnaw and sting, alright pass through the inside reinforcement silk screen 22 of surrounding layer 21 this moment, play better guard action, thereby avoid gnawing the inside of stinging the electric wire and cause the damage of inner core layer 6, first heat-resistant layer 3 through the vermiculite material plays the fire-retardant heat-resisting effect of heat preservation, simultaneously during this period, mica tape layer 41 and fire-retardant layer 42 in the second heat-resistant layer 4 can play further fire prevention resistant effect of burning, simultaneously because conductor 62 is wrapped by filling layer 63 and buffer layer 5, can further improvement to its protective capacities, and then make this electric wire have high-efficient lasting fire-retardant function, the practicality and the application prospect of this electric wire have been improved, be worth using widely.

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 possess high temperature resistant protective structure's electric wire which characterized in that: including the electric wire body, the electric wire body comprises outside inoxidizing coating, first heat-resisting layer, second heat-resisting layer, buffer layer and interior sandwich layer, first heat-resisting layer sets up in the inboard of outside inoxidizing coating, the second heat-resisting layer sets up in the inboard of first heat-resisting layer, the buffer layer sets up in the inboard of second heat-resisting layer, the interior sandwich layer sets up in the inboard of buffer layer.

2. The electric wire with a high temperature resistant protective structure according to claim 1, characterized in that: the outer protective layer comprises an outer cladding layer, the outer cladding layer is arranged on the outer side of the first heat-resistant layer, and the outer cladding layer is arranged to be a flame-retardant polyethylene layer.

3. The electric wire with a high temperature resistant protective structure according to claim 2, characterized in that: the inner part of the outer cladding layer (21) is provided with a reinforcing wire mesh (22), and the reinforcing wire mesh (22) is made of memory alloy wires.

4. The electric wire with high temperature resistant protective structure of claim 2, characterized in that: the first heat-resistant layer is set to be a vermiculite heat-resistant layer, and the vermiculite heat-resistant layer is set to be the outer side of the second heat-resistant layer.

5. The electric wire with high temperature resistant protective structure according to claim 4, characterized in that: the second heat-resistant layer is arranged as a mica tape layer, and a flame-retardant layer is arranged on the inner side of the mica tape layer.

6. The electric wire with a high temperature resistant protective structure according to claim 1, characterized in that: the buffer layer sets up to heat-resisting silica gel layer, heat-resisting silica gel layer sets up in the outside of inner core layer.

7. The electric wire with a high temperature resistant protective structure according to claim 6, characterized in that: the inner core layer comprises an inner sleeve, the inner sleeve is fixedly mounted on the inner side of the buffer layer, and conductors are arranged inside the inner sleeve at equal intervals.

8. The electric wire with high temperature resistant protective structure of claim 5, characterized in that: the flame-retardant layer sets up to there being not steamed low fire-retardant polyolefin layer of cigarette, the inboard equidistant ring shape interlude that is of flame-retardant layer has the reinforcement steel wire.

9. The electric wire with high temperature resistant protective structure according to claim 7, characterized in that: and a filling layer is arranged inside the inner sleeve and positioned outside the conductor, and the filling layer is a polypropylene reticular filling rope.