CN210271850U

CN210271850U - Electric wire with isolation seat

Info

Publication number: CN210271850U
Application number: CN201921518493.2U
Authority: CN
Inventors: 凌浩杰
Original assignee: Xiuquan Wire & Cable Co ltd
Current assignee: Xiuquan Wire & Cable Co ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-04-07
Anticipated expiration: 2029-09-11

Abstract

The utility model provides an electric wire with keep apart seat, including inoxidizing coating, flame retardant coating, insulating layer, shielding layer, wire and the wire isolation seat that sets gradually from outer to inner, the inoxidizing coating is the polyvinyl chloride inoxidizing coating, and the flame retardant coating is ceramic silicon rubber layer, and the material of insulating layer is crosslinked polyvinyl chloride insulating material, and the shielding layer is metallic shield, and the wire isolation seat is equipped with two at least and is even interval arrangement, the wire isolation seat with the shielding layer is connected to form an independent passageway that can supply single wire to place with the inner wall of shielding layer, the wire is formed by many metal wire plys, and every wire all covers the protective layer outward, and it has alkali-free glass fiber rope to fill between wire and the wire isolation seat. From this, adopt the utility model has the advantages of shielding effect is good, flame retardant property is good and insulating properties is good.

Description

Electric wire with isolation seat

Technical Field

The utility model relates to an electric wire technical field especially relates to an electric wire with separation seat.

Background

Since the electric wire can effectively prevent the flame from spreading in case of fire and the fire-resistant electric wire can also ensure the continuous power supply in case of fire, they are more and more widely used in practical engineering. The mica tape wrapped outer sheath adopted by the existing fire-resistant wire is low in production efficiency, large in control difficulty and low in quality reliability, the mica tape cannot bear overhigh voltage, becomes hard and brittle after burning and is easy to fall off, once a fire disaster happens, a mica layer is easy to turn into powder to fall off, the protection effect is lost, and the mica layer cannot bear water drenching and impact, so that the safety smoothness of communication and electric power under the fire disaster condition is influenced.

In addition, a plurality of conductors are usually arranged in the existing cable, and the conductors are isolated from each other by the insulating layers arranged in the conductors, but the design isolation is not thorough enough, so that electromagnetic or electrostatic interference is easily generated between the conductors, and the normal use of the cable is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an electric wire with separation seat that shielding effect is good, flame retardant property is good and insulating properties is good is provided.

In order to solve the technical problem, the utility model provides a pair of electric wire with keep apart seat, it includes inoxidizing coating, flame retardant coating, insulating layer, shielding layer, wire and the wire that sets gradually from outer to inner and keeps apart the seat, the inoxidizing coating is the polyvinyl chloride inoxidizing coating, the flame retardant coating is the ceramization silastic-layer, the material of insulating layer is cross-linked polyvinyl chloride insulating material, the shielding layer is the metallic shield layer, the wire keeps apart the seat and is equipped with two at least and be even interval arrangement, the wire keep apart the seat with the shielding layer is connected, and with the inner wall of shielding layer forms one and can supply single the independent passageway that the wire was placed, the wire is formed by many plys of metal wire, every the wire all covers the protective layer outward, the wire with it has no alkali glass fiber rope to fill between the wire keeps apart the seat.

As the preferred scheme of the utility model, the protective layer is the compound area protective layer of aluminium-plastic.

As the preferred scheme of the utility model, be equipped with the scale mark that extends along the axis direction on the outer wall of inoxidizing coating.

As the preferred scheme of the utility model, the shielding layer is woven by many tinned copper silk threads and is formed.

As the preferred proposal of the utility model, a fluorescent layer is arranged between the protective layer and the fire-resistant layer.

Implement the utility model discloses an electric wire with separation seat compares with prior art, has following beneficial effect:

1. the utility model discloses through setting up the wire in wire isolation seat, make each wire keep apart in an independent passageway alone, improve the isolation degree between each other of wire, prevent that the wire from producing electromagnetism or electrostatic interference each other, improve the shielding effect, simultaneously, it has alkali-free glass fiber rope to fill between wire and wire isolation seat, further improves the heat resistance and the insulating nature of wire; in addition, the protective layer is coated outside the wires to protect the wires from being corroded or damaged, so that the isolation degree between the wires is further improved, and the electromagnetic or electrostatic interference between the conductors is prevented;

2. the conducting wire is sequentially coated with a protective layer, a fire-resistant layer, an insulating layer and a shielding layer from outside to inside, so that the wire has good flame retardant property and insulating property; the ceramic silicon rubber of the fire-resistant layer has the characteristics of excellent fire resistance, flame retardance, low smoke, no toxicity and the like, can further play a role in flame retardance and fire prevention, slows down the spread of fire, does not release dense smoke and toxic gas during combustion, and reduces the pollution to the environment; meanwhile, the protective layer and the shielding layer can increase the insulating property of the wire, and the safety of the wire in use is greatly improved.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

Fig. 1 is a schematic structural diagram of an electric wire with an isolation seat according to the present invention;

the labels in the figure are: the structure comprises a protective layer 1, a flame retardant layer 2, an insulating layer 3, a shielding layer 4, a conducting wire 5, a conducting wire isolation seat 6, an independent channel 7, a protective layer 8 and a fluorescent layer 9.

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 efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, the present invention provides a preferred embodiment of an electric wire with an isolation seat, which comprises a protective layer 1, a fire-resistant layer 2, an insulating layer 3, a shielding layer 4, a lead 5 and a lead isolation seat 6 which are arranged in sequence from outside to inside, the protective layer 1 is a polyvinyl chloride protective layer, the flame retardant coating 2 is a ceramic silicon rubber layer, the insulating layer 3 is made of a cross-linked polyvinyl chloride insulating material, the shielding layer 4 is a metal shielding layer, at least two wire isolation seats 6 are arranged at even intervals, the wire isolation seats 6 are connected with the shielding layer 4, and forms an independent channel 7 for placing a single wire 5 with the inner wall of the shielding layer 4, the lead 5 is formed by stranding a plurality of metal wires, a protective layer 8 is coated outside each lead 5, and an alkali-free glass fiber rope is filled between each lead 5 and the lead isolation seat 6.

Therefore, the utility model discloses a set up wire 5 in wire isolation seat 6, make every wire 5 keep apart in an independent passageway 7 alone, improve the isolation degree between wire 5 each other, prevent that wire 5 from producing electromagnetism or electrostatic interference each other, improve shielding effect, simultaneously, it has alkali-free glass fiber rope to fill between wire 5 and wire isolation seat 6, further improves the heat resistance and the insulating nature of wire 5; the protective layer 8 is coated outside the wires 5 to protect the wires 5 from being corroded or damaged, so that the isolation degree between the wires 5 is further improved, and the electromagnetic or electrostatic interference between the conductors is prevented; in addition, the conducting wire is sequentially coated with a protective layer 1, a fire-resistant layer 2, an insulating layer 3 and a shielding layer 4 from outside to inside, so that the wire has good flame retardant property and insulating property; the ceramic silicon rubber of the fire-resistant layer 2 has excellent characteristics of fire resistance, fire retardance, low smoke, no toxicity and the like, can further play a role in fire retardance and fire prevention, slows down the spread of fire, does not release dense smoke and toxic gas during combustion, and reduces the pollution to the environment; meanwhile, the protective layer 1 and the shielding layer 4 can increase the insulating property of the wire 5, and the safety of the wire in use is greatly improved.

Illustratively, the protective layer 8 is an aluminum-plastic composite tape protective layer 8, and can further protect the wires 5, prevent the wires 5 from being corroded or damaged, and play a role in moisture protection and shielding.

Exemplarily, the outer wall of the protective layer 1 is provided with scale marks extending along the axis direction, so that the length of the wire can be conveniently checked.

Illustratively, the shielding layer 4 is formed by weaving a plurality of tin-plated copper wires, so that the shielding effect of the shielding layer 4 is increased, and the electromagnetic interference is better shielded.

Illustratively, a fluorescent layer 9 is arranged between the protective layer 1 and the fire-resistant layer 2, so that a user can distinguish the electric wire at night.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.

Claims

1. The electric wire with the isolation seat is characterized by comprising a protective layer, a flame retardant coating, an insulating layer, a shielding layer, a wire and a wire isolation seat which are sequentially arranged from outside to inside, wherein the protective layer is a polyvinyl chloride protective layer, the flame retardant coating is a ceramic silicon rubber layer, the insulating layer is made of a cross-linked polyvinyl chloride insulating material, the shielding layer is a metal shielding layer, at least two wire isolation seats are arranged on each wire isolation seat and are uniformly arranged at intervals, the wire isolation seat is connected with the shielding layer and forms an independent channel for placing a single wire with the inner wall of the shielding layer, the wire is formed by stranding a plurality of metal wires, the protective layer is coated outside each wire, and an alkali-free glass fiber rope is filled between the wire and the wire isolation seat.

2. The electrical wire with the separator according to claim 1, wherein the protective layer is an aluminum-plastic composite tape protective layer.

3. The electrical wire with the insulating base according to claim 1, wherein the outer wall of the shield layer is provided with a scale mark extending in the axial direction.

4. The electrical wire with an isolator mount of claim 1, wherein the shield layer is braided from a plurality of tin-plated copper wires.

5. The electrical wire with the standoff of claim 1 wherein a phosphor layer is disposed between said protective layer and said flame retardant layer.