CN209515227U

CN209515227U - A kind of non-aging insulation electric wire

Info

Publication number: CN209515227U
Application number: CN201920616619.3U
Authority: CN
Inventors: 倪贤亮
Original assignee: Jiangxi Shenghua Cable Electrical Co Ltd
Current assignee: Jiangxi Shenghua Cable Electrical Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2019-10-18
Anticipated expiration: 2029-04-30

Abstract

The utility model belongs to electric wire field, especially a kind of non-aging insulation electric wire, it is all poor for the performances such as the anti-aging of existing current electric wire and insulation, influence the service life of electric wire, security performance poor, now propose following scheme, it includes conductor, inner insulating layer is connected on the outside of the conductor, external insulation layer is connected on the outside of the inner insulating layer, flame-retardant layer is connected on the outside of the external insulation layer, buffer layer is connected on the outside of the flame-retardant layer, first thermal insulation layer is connected on the outside of the buffer layer, the first filled layer is connected on the outside of the first thermal insulation layer, the second filled layer is connected on the outside of first filled layer, third filled layer is connected on the outside of second filled layer, the 4th filled layer is connected on the outside of the third filled layer.The utility model practicability is good, effectively raises the anti-aging of electric wire, insulation and heat-proof quality, improves the service life of electric wire.

Description

A kind of non-aging insulation electric wire

Technical field

The utility model relates to Power-line technology field more particularly to a kind of non-aging insulation electric wires.

Background technique

Electric wire refers to the conducting wire of transmission electric energy, divides bare wire, electromagnetic wire and insulated wire, bare wire does not have insulating layer, including copper, aluminium Horizontal line, overhead stranded conductor and various profiles (such as molded line, bus, copper bar, aluminium row).It is mainly used for outdoor aerial and indoor remittance Stream row and switch-box.

The performances such as anti-aging and insulation of electric wire are all poor at present, influence the service life of electric wire, security performance is poor.

Utility model content

Purpose of the utility model is to solve the performances such as the anti-aging of current electric wire and insulation exist in the prior art It is all poor, influence the service life of electric wire, the poor disadvantage of security performance, and a kind of non-aging insulation electric wire proposed.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of non-aging insulation electric wire, including conductor are connected with inner insulating layer, the inner insulating layer on the outside of the conductor Outside be connected with external insulation layer, flame-retardant layer is connected on the outside of the external insulation layer, is connected on the outside of the flame-retardant layer slow Layer is rushed, first thermal insulation layer is connected on the outside of the buffer layer, the first filled layer, institute are connected on the outside of the first thermal insulation layer It states and is connected with the second filled layer on the outside of the first filled layer, third filled layer is connected on the outside of second filled layer, it is described It is connected with the 4th filled layer on the outside of third filled layer, is connected with second thermal insulation layer on the outside of the 4th filled layer, described It is connected with sealant on the outside of two thermal insulation layers, multiple groups rubber bumps are connected on the outside of the sealant.

Preferably, the quantity positioned at same group of rubber bumps is 16, and is located at same group of 16 rubber convex It rises and arranges in a ring, the quantity of rubber bumps is defined.

Preferably, first filled layer, the second filled layer, third filled layer and the 4th filled layer are foamed ceramic Block, and the density of foamed ceramic block is sequentially reduced.

Preferably, the first thermal insulation layer is polystyrene foam plastics, and second thermal insulation layer is foam made of XPS extrusion molding Plastics.

Preferably, the sealant is inert plastic pellicular cascade.

Preferably, the thickness of the inner insulating layer and external insulation layer is-um.

In the utility model, a kind of non-aging insulation electric wire, the setting of inner insulating layer and external insulation layer improves electricity The insulation performance of line is provided with the first filled layer, the second filled layer, third filled layer between first thermal insulation layer and second thermal insulation layer With the 4th filled layer, good heat insulation is played, when heat is larger, flame-retardant layer can prevent electric wire from burning, and improve electricity The performance of the heat-insulating flame-retardant of line, and buffer layer can protect electric wire, and the setting of sealant can prevent air and inner insulating layer It is contacted with external insulation layer, improves the anti-aging property of electric wire.

The utility model practicability is good, effectively raises the anti-aging of electric wire, insulation and heat-proof quality, improves electric wire Service life.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of non-aging insulation electric wire structural schematic diagram；

Fig. 2 be the utility model proposes a kind of non-aging insulation electric wire overlooking structure diagram.

In figure: 1 conductor, 2 inner insulating layers, 3 external insulation layers, 4 flame-retardant layers, 5 buffer layers, 6 first thermal insulation layers, 7 first fillings Layer, 8 second filled layers, 9 third filled layers, 10 the 4th filled layers, 11 second thermal insulation layers, 12 sealants, 13 rubber bumps.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-2, a kind of non-aging insulation electric wire, including conductor 1, the outside of conductor 1 is connected with inner insulating layer 2, interior The outside of insulating layer 2 is connected with external insulation layer 3, and the outside of external insulation layer 3 is connected with flame-retardant layer 4, and the outside of flame-retardant layer 4 is connected with Buffer layer 5, the outside of buffer layer 5 are connected with first thermal insulation layer 6, and the outside of first thermal insulation layer 6 is connected with the first filled layer 7, the The outside of one filled layer 7 is connected with the second filled layer 8, and the outside of the second filled layer 8 is connected with third filled layer 9, third filling The outside of layer 9 is connected with the 4th filled layer 10, and the outside of the 4th filled layer 10 is connected with second thermal insulation layer 11, second thermal insulation layer 11 Outside be connected with sealant 12, the outside of sealant 12 is connected with multiple groups rubber bumps 13.

In the utility model, the quantity positioned at same group of rubber bumps 13 is 16, and is located at the 16 of same group A rubber bumps 13 are arranged in a ring, are defined to the quantity of rubber bumps 13.

In the utility model, the first filled layer 7, the second filled layer 8, third filled layer 9 and the 4th filled layer 10 are hair Ceramic block is steeped, and the density of foamed ceramic block is sequentially reduced.

In the utility model, first thermal insulation layer 6 is polystyrene foam plastics, and second thermal insulation layer 11 is that XPS extrusion molding forms Foamed plastics.

In the utility model, sealant 12 is inert plastic pellicular cascade.

In the utility model, the thickness of inner insulating layer 2 and external insulation layer 3 is 4-6um.

In the utility model, in use, the setting of inner insulating layer 2 and external insulation layer 3 improves the insulation performance of electric wire, the The first filled layer 7, the second filled layer 8, third filled layer 9 and the 4th is provided between one thermal insulation layer 6 and second thermal insulation layer 11 to fill out Fill layer 10, play good heat insulation, when heat is larger, flame-retardant layer 4 can prevent electric wire from burning, improve electric wire every The performance of thermal resistance combustion, and buffer layer 5 can protect electric wire, the setting of sealant 12 can prevent air and inner insulating layer 2 and External insulation layer 3 contacts, and improves the anti-aging property of electric wire, and the presence of rubber bumps 13 is when carrying out electric wire installation, can The sealant 12 on electric wire is avoided to destroy.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims

1. a kind of non-aging insulation electric wire, including conductor (1), which is characterized in that be connected with interior insulation on the outside of the conductor (1) Layer (2) is connected with external insulation layer (3) on the outside of the inner insulating layer (2), is connected on the outside of the external insulation layer (3) fire-retardant Layer (4) is connected with buffer layer (5) on the outside of the flame-retardant layer (4), is connected with first thermal insulation layer on the outside of the buffer layer (5) (6), it is connected with the first filled layer (7) on the outside of the first thermal insulation layer (6), is connected on the outside of first filled layer (7) Second filled layer (8) is connected with third filled layer (9) on the outside of second filled layer (8), the third filled layer (9) Outside is connected with the 4th filled layer (10), is connected with second thermal insulation layer (11) on the outside of the 4th filled layer (10), and described It is connected on the outside of two thermal insulation layers (11) sealant (12), is connected with multiple groups rubber bumps on the outside of the sealant (12) (13).

2. a kind of non-aging insulation electric wire according to claim 1, which is characterized in that positioned at same group of rubber bumps (13) quantity is 16, and arranges in a ring positioned at same group of 16 rubber bumps (13).

3. a kind of non-aging insulation electric wire according to claim 1, which is characterized in that first filled layer (7), second Filled layer (8), third filled layer (9) and the 4th filled layer (10) are foamed ceramic block, and the density of foamed ceramic block is successively Reduce.

4. a kind of non-aging insulation electric wire according to claim 1, which is characterized in that the first thermal insulation layer (6) is poly- Styrofoam, second thermal insulation layer (11) are foamed plastics made of XPS extrusion molding.

5. a kind of non-aging insulation electric wire according to claim 1, which is characterized in that the sealant (12) is inertia tree Membrane of lipoprotein lamination.

6. a kind of non-aging insulation electric wire according to claim 1, which is characterized in that the inner insulating layer (2) and it is outer absolutely The thickness of edge layer (3) is 4-6um.