CN213070684U

CN213070684U - Waterproof and fireproof cable with good effect

Info

Publication number: CN213070684U
Application number: CN202021912480.6U
Authority: CN
Inventors: 余富江
Original assignee: Hainan Yecheng Cable Co ltd
Current assignee: Hainan Yecheng Cable Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-04-27
Anticipated expiration: 2030-09-04

Abstract

The utility model discloses a cable with good waterproof and fireproof effects, which comprises an insulating sheath, wherein a conductor is arranged in the inner cavity of the insulating sheath, a filling layer is filled between the insulating sheath and the conductor, a waterproof layer is arranged on the surface of the insulating sheath, and a fireproof layer is arranged on the surface of the waterproof layer; the waterproof layer includes the EVA plastic layer, the surface bonding of EVA plastic layer is connected with the PVC plastic layer. The utility model discloses a set up the waterproof layer, the EVA plastic layer, the PVC plastic layer, ceramic fiber layer, the flame retardant coating, the fibrous carbon layer, glass fiber layer and polyester fiber layer mutually support, the advantage of improvement cable waterproof performance and fire behavior has been reached, make the cable when using for a long time, can effectual improvement cable's waterproof performance, prevent that the inside problem that burns out of intaking of cable from appearing, the life of cable has been prolonged, simultaneously can effectual improvement cable's fire behavior, prevent that the cable from going out the burning damage, the life of cable has been prolonged.

Description

Waterproof and fireproof cable with good effect

Technical Field

The utility model relates to the technical field of cables, specifically be a waterproof fire-resistant effectual cable.

Background

A cable is a power or signal transmission device, defining one: the wire is made of one or more mutually insulated conductors and an outer-coated insulating protective layer, and is used for transmitting power or information from one place to another place, and the two definitions are as follows: typically a cable like rope made up of several or groups of conductors (at least two in each group) twisted together, with the conductors of each group being insulated from each other and usually twisted around a center, and being entirely surrounded by a highly insulating covering, the cable being characterized by internal electrical conduction and external insulation.

When electric energy or signals are transmitted, cables are needed, and the existing cables have the following defects: the existing cable is poor in waterproof performance, so that when the cable is used for a long time, the inside of the cable is easy to enter water, the cable is burnt out, the service life of the cable is shortened, meanwhile, the fireproof performance of the cable is poor, the cable is prone to burning damage when encountering a fire source, and the service life of the cable is shortened.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a waterproof fire-resistant effectual cable possesses the advantage that improves cable waterproof performance and fire behavior, and it is relatively poor to have solved current cable waterproof performance, leads to the cable to get into water easily when long-term the use, causes the cable to appear burning out, and the fire behavior of cable is relatively poor simultaneously, leads to the cable when meetting the burning disaster, the problem of burning damage appears easily.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a cable with good waterproof and fireproof effects comprises an insulating sheath, wherein a conductor is arranged in an inner cavity of the insulating sheath, a filling layer is filled between the insulating sheath and the conductor, a waterproof layer is arranged on the surface of the insulating sheath, and a fireproof layer is arranged on the surface of the waterproof layer;

the waterproof layer comprises an EVA plastic layer, the surface of the EVA plastic layer is bonded and connected with a PVC plastic layer, and the surface of the PVC plastic layer is bonded and connected with a ceramic fiber layer;

the fireproof layer comprises a carbon fiber layer, the surface of the carbon fiber layer is bonded with a glass fiber layer, and the surface of the glass fiber layer is bonded with a polyester fiber layer.

Preferably, the inner wall of the EVA plastic layer is bonded and connected with the surface of the insulating sheath, and the thicknesses of the EVA plastic layer, the PVC plastic layer and the ceramic fiber layer are the same.

Preferably, the inner wall of the carbon fiber layer is bonded with the surface of the ceramic fiber layer, and the thicknesses of the carbon fiber layer, the glass fiber layer and the polyester fiber layer are the same.

Preferably, the inner cavity of the waterproof layer is located on the surface of the insulating sheath, the inner cavity of the fireproof layer is located on the surface of the waterproof layer, and the insulating sheath, the conductor and the filling layer form a cable.

Preferably, the diameter of the waterproof layer is larger than that of the insulating sheath, and the diameter of the fireproof layer is larger than that of the waterproof layer.

(III) advantageous effects

Compared with the prior art, the utility model provides a waterproof fire-resistant effectual cable possesses following beneficial effect:

1. the utility model discloses a set up the waterproof layer, the EVA plastic layer, the PVC plastic layer, ceramic fiber layer, the flame retardant coating, the fibrous carbon layer, glass fiber layer and polyester fiber layer mutually support, the advantage of improvement cable waterproof performance and fire behavior has been reached, make the cable when using for a long time, can effectual improvement cable's waterproof performance, prevent that the inside problem that burns out of intaking of cable from appearing, the life of cable has been prolonged, simultaneously can effectual improvement cable's fire behavior, prevent that the cable from going out the burning damage, the life of cable has been prolonged.

2. The utility model discloses a set up the waterproof layer, the EVA plastic layer, PVC plastic layer and ceramic fibre layer mutually support, play the effect that improves cable waterproof performance, can effectual improvement cable's waterproof performance, prevent that the inside problem of burning out from appearing of intaking of cable, the life of cable has been prolonged, through setting up the flame retardant coating, the carbon fiber layer, glass fiber layer and polyester fiber layer mutually support, play the effect that improves cable fire behavior, can effectual improvement cable's fire behavior, prevent that the cable from going out the burning damage, the life of cable has been prolonged.

Drawings

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

FIG. 2 is an enlarged view of the section of the internal structure of the waterproof layer of the present invention;

fig. 3 is an enlarged view of the cross section of the internal structure of the fireproof layer of the present invention.

In the figure: 1. an insulating sheath; 2. a conductor; 3. a filling layer; 4. a waterproof layer; 41. an EVA plastic layer; 42. a PVC plastic layer; 43. a ceramic fiber layer; 5. a fire barrier layer; 51. a carbon fiber layer; 52. a glass fiber layer; 53. a polyester fiber 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.

All the components of the present invention are general standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimental methods.

Referring to fig. 1-3, a cable with good waterproof and fireproof effects comprises an insulating sheath 1, a conductor 2 is arranged in an inner cavity of the insulating sheath 1, a filling layer 3 is filled between the insulating sheath 1 and the conductor 2, a waterproof layer 4 is arranged on the surface of the insulating sheath 1, and a fireproof layer 5 is arranged on the surface of the waterproof layer 4;

the waterproof layer 4 comprises an EVA plastic layer 41, the surface of the EVA plastic layer 41 is bonded with a PVC plastic layer 42, and the surface of the PVC plastic layer 42 is bonded with a ceramic fiber layer 43;

the fireproof layer 5 comprises a carbon fiber layer 51, the surface of the carbon fiber layer 51 is bonded and connected with a glass fiber layer 52, the surface of the glass fiber layer 52 is bonded and connected with a polyester fiber layer 53, the inner wall of an EVA plastic layer 41 is bonded and connected with the surface of the insulating sheath 1, the thicknesses of the EVA plastic layer 41, the PVC plastic layer 42 and the ceramic fiber layer 43 are the same, the inner wall of the carbon fiber layer 51 is bonded and connected with the surface of the ceramic fiber layer 43, the thicknesses of the carbon fiber layer 51, the glass fiber layer 52 and the polyester fiber layer 53 are the same, the inner cavity of the waterproof layer 4 is positioned on the surface of the insulating sheath 1, the inner cavity of the fireproof layer 5 is positioned on the surface of the waterproof layer 4, the insulating sheath 1, the conductor 2 and the filling layer 3 form a cable, the diameter of the waterproof layer 4 is larger than that of the insulating sheath 1, the diameter of the fireproof layer 5 is larger than that, the waterproof performance of the cable can be effectively improved, the problem that the cable is burnt out due to water inflow inside the cable can be prevented, the service life of the cable can be prolonged, the fireproof performance of the cable can be effectively improved by arranging the fireproof layer 5, the carbon fiber layer 51, the glass fiber layer 52 and the polyester fiber layer 53 to be matched with each other, the fireproof performance of the cable can be effectively improved, the cable can be prevented from being burnt and damaged, the service life of the cable can be prolonged, the waterproof performance and the fireproof performance of the cable can be effectively improved by arranging the waterproof layer 4, the EVA plastic layer 41, the PVC plastic layer 42, the ceramic fiber layer 43, the fireproof layer 5, the carbon fiber layer 51, the glass fiber layer 52 and the polyester fiber layer 53 to be matched with each other, the waterproof performance and the fireproof performance of the cable can be effectively improved, the problem that the cable is burnt out due to water inflow inside, the service life of the cable is prolonged, meanwhile, the fireproof performance of the cable can be effectively improved, the cable is prevented from being burnt and damaged, and the service life of the cable is prolonged.

During the use, through setting up waterproof layer 4, EVA plastic layer 41, PVC plastic layer 42 and ceramic fiber layer 43 mutually support, play the effect that improves cable waterproof performance, can effectual improvement cable waterproof performance, prevent that the inside problem that burns out that intaking of cable from appearing, the life of cable has been prolonged, through setting up flame retardant coating 5, carbon fiber layer 51, glass fiber layer 52 and polyester fiber layer 53 mutually support, play the effect that improves cable fire behavior, can effectual improvement cable's fire behavior, prevent that the cable from going out the burning damage, the life of cable has been prolonged, thereby the advantage of improvement cable waterproof performance and fire behavior has been reached.

The standard parts or materials used in the present application can be purchased from the market, the components in the present application can be customized according to the description of the specification and the accompanying drawings, the specific connection relationship between the material layers and the manufacturing materials are the prior art, and the detailed description is not provided herein.

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 waterproof fire-resistant effectual cable, includes insulating sheath (1), its characterized in that: a conductor (2) is arranged in an inner cavity of the insulating sheath (1), a filling layer (3) is filled between the insulating sheath (1) and the conductor (2), a waterproof layer (4) is arranged on the surface of the insulating sheath (1), and a fireproof layer (5) is arranged on the surface of the waterproof layer (4);

the waterproof layer (4) comprises an EVA plastic layer (41), the surface of the EVA plastic layer (41) is bonded and connected with a PVC plastic layer (42), and the surface of the PVC plastic layer (42) is bonded and connected with a ceramic fiber layer (43);

the fireproof layer (5) comprises a carbon fiber layer (51), a glass fiber layer (52) is bonded and connected to the surface of the carbon fiber layer (51), and a polyester fiber layer (53) is bonded and connected to the surface of the glass fiber layer (52).

2. The cable with good waterproof and fireproof effects as claimed in claim 1, wherein: the inner wall of the EVA plastic layer (41) is bonded and connected with the surface of the insulating sheath (1), and the thicknesses of the EVA plastic layer (41), the PVC plastic layer (42) and the ceramic fiber layer (43) are the same.

3. The cable with good waterproof and fireproof effects as claimed in claim 1, wherein: the inner wall of the carbon fiber layer (51) is bonded with the surface of the ceramic fiber layer (43), and the thicknesses of the carbon fiber layer (51), the glass fiber layer (52) and the polyester fiber layer (53) are the same.

4. The cable with good waterproof and fireproof effects as claimed in claim 1, wherein: the inner cavity of the waterproof layer (4) is located on the surface of the insulating sheath (1), the inner cavity of the fireproof layer (5) is located on the surface of the waterproof layer (4), and the insulating sheath (1), the conductor (2) and the filling layer (3) form a cable.

5. The cable with good waterproof and fireproof effects as claimed in claim 1, wherein: the diameter of the waterproof layer (4) is larger than that of the insulating sheath (1), and the diameter of the fireproof layer (5) is larger than that of the waterproof layer (4).