CN212161391U

CN212161391U - Cable with good flame-retardant effect

Info

Publication number: CN212161391U
Application number: CN202020822395.4U
Authority: CN
Inventors: 张韩
Original assignee: Sun Round Technology Shenzhen Co ltd
Current assignee: Sun Round Technology Shenzhen Co ltd
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2020-12-15
Anticipated expiration: 2030-05-16

Abstract

The utility model discloses a cable with good flame retardant effect, which comprises an outer sheath, wherein a conductor is arranged in the inner cavity of the outer sheath, a filling layer is filled between the outer sheath and the conductor, a high-strength layer is arranged on the surface of the outer sheath, and a flame retardant layer is arranged on the surface of the high-strength layer; the high-strength layer comprises a spandex fiber layer, and a polyvinyl chloride fiber layer is interwoven and connected to the surface of the spandex fiber layer. The utility model discloses a set up the high strength layer, the spandex fibrous layer, the chlorine lun fibrous layer, the polyester fiber layer, fire-retardant layer, the glass fiber layer, nylon fiber layer and carbon fiber layer mutually support, the advantage of improvement cable strength and fire behavior has been reached, make the cable pull the installation time, can effectual improvement cable's intensity, prevent that the cable from breaking the damage, the life of cable has been prolonged, simultaneously can effectual improvement cable's fire behavior, prevent that the cable from burning the damage, the life of cable has been prolonged.

Description

Cable with good flame-retardant effect

Technical Field

The utility model relates to the technical field of cables, specifically be a cable that flame retardant efficiency is good.

Background

A cable is made up of one or more mutually insulated conductors and an outer insulating protective layer, the conductors carrying power or information from one location to another, usually being rope-like cables stranded from several or groups of conductors (at least two in each group), each group of conductors being insulated from each other and often twisted around a center, the entire outer surface being covered with a highly insulating covering, the cable being characterized by internal electrical conduction and external insulation.

When the signal is transmitted by mechanical energy, a cable is needed, and the existing cable has the following defects: current cable intensity is relatively poor, leads to the cable when installing, needs the workman to pull the cable, causes the cable fracture damage to appear easily, has shortened the life of cable, and the flame retardant efficiency of cable is relatively poor simultaneously, leads to the cable when meetting the fire source, and the damage of burning appears easily, has shortened the life of cable.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a cable that flame retardant efficiency is good possesses the advantage that improves cable strength and fire behavior, and it is relatively poor to have solved current cable strength, leads to the cable when installing, needs the workman to pull the cable, causes the cable to appear fracture damage easily, and the flame retardant efficiency of cable is relatively poor simultaneously, leads to the cable when meetting the burning source, the problem of appearing burning damage easily.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a cable with a good flame retardant effect comprises an outer sheath, wherein a conductor is arranged in an inner cavity of the outer sheath, a filling layer is filled between the outer sheath and the conductor, a high-strength layer is arranged on the surface of the outer sheath, and a flame retardant layer is arranged on the surface of the high-strength layer;

the high-strength layer comprises a spandex fiber layer, the surface of the spandex fiber layer is connected with a polyvinyl chloride fiber layer in an interwoven manner, and the surface of the polyvinyl chloride fiber layer is connected with a polyester fiber layer in an interwoven manner;

the flame-retardant layer comprises a glass fiber layer, the surface of the glass fiber layer is connected with a nylon fiber layer in an interweaving mode, and the surface of the nylon fiber layer is connected with a carbon fiber layer in an interweaving mode.

Preferably, the conductor and the filling layer are both positioned in the inner cavity of the outer sheath, and the outer sheath, the conductor and the filling layer form a cable.

Preferably, the inner cavity of the high-strength layer is positioned on the surface of the outer sheath, and the inner cavity of the flame-retardant layer is positioned on the surface of the high-strength layer.

Preferably, the inner wall of the spandex fiber layer is bonded and connected with the surface of the outer sheath, and the thicknesses of the spandex fiber layer, the polyvinyl chloride fiber layer and the polyester fiber layer are the same.

Preferably, the inner wall of the glass fiber layer is connected with the surface of the polyester fiber layer in an interweaving manner, and the thicknesses of the glass fiber layer, the nylon fiber layer and the carbon fiber layer are the same.

(III) advantageous effects

Compared with the prior art, the utility model provides a cable that flame retardant efficiency is good possesses following beneficial effect:

1. the utility model discloses a set up the high strength layer, the spandex fibrous layer, the chlorine lun fibrous layer, the polyester fiber layer, fire-retardant layer, the glass fiber layer, nylon fiber layer and carbon fiber layer mutually support, the advantage of improvement cable strength and fire behavior has been reached, make the cable pull the installation time, can effectual improvement cable's intensity, prevent that the cable from breaking the damage, the life of cable has been prolonged, simultaneously can effectual improvement cable's fire behavior, prevent that the cable from burning the damage, the life of cable has been prolonged.

2. The utility model discloses a set up the high strength layer, the spandex fibrous layer, chlorine lun fibrous layer and polyester fiber layer mutually support, play the effect that improves cable strength, can effectual improvement cable's intensity, prevent that the cable from breaking damage, the life of cable has been prolonged, through setting up fire-retardant layer, the glass fiber layer, nylon fiber layer and carbon fiber layer mutually support, play the effect that improves cable flame retardant property, can effectual improvement cable's flame retardant property, prevent that the cable from burning damage appearing, the life of cable has been prolonged.

Drawings

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

FIG. 2 is a sectional view of the internal structure of the high strength layer of the present invention;

fig. 3 is a sectional view of the internal structure of the flame retardant layer of the present invention.

In the figure: 1. an outer sheath; 2. a conductor; 3. a filling layer; 4. a high-strength layer; 41. a spandex fiber layer; 42. a polyvinyl chloride fiber layer; 43. a polyester fiber layer; 5. a flame retardant layer; 51. a glass fiber layer; 52. a nylon fiber layer; 53. a carbon 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 flame retardant effect comprises an outer sheath 1, a conductor 2 is arranged in an inner cavity of the outer sheath 1, a filling layer 3 is filled between the outer sheath 1 and the conductor 2, a high-strength layer 4 is arranged on the surface of the outer sheath 1, and a flame retardant layer 5 is arranged on the surface of the high-strength layer 4;

the high-strength layer 4 comprises a spandex fiber layer 41, the surface of the spandex fiber layer 41 is connected with a polyvinyl chloride fiber layer 42 in an interwoven manner, and the surface of the polyvinyl chloride fiber layer 42 is connected with a polyester fiber layer 43 in an interwoven manner;

the flame-retardant layer 5 comprises a glass fiber layer 51, the surface of the glass fiber layer 51 is connected with a nylon fiber layer 52 in an interweaving manner, the surface of the nylon fiber layer 52 is connected with a carbon fiber layer 53 in an interweaving manner, the conductor 2 and the filling layer 3 are positioned in the inner cavity of the outer sheath 1, the conductor 2 and the filling layer 3 form a cable, the inner cavity of the high-strength layer 4 is positioned on the surface of the outer sheath 1, the inner cavity of the flame-retardant layer 5 is positioned on the surface of the high-strength layer 4, the inner wall of the spandex fiber layer 41 is connected with the surface of the outer sheath 1 in an adhering manner, the thicknesses of the spandex fiber layer 41, the polyvinyl chloride fiber layer 42 and the polyester fiber layer 43 are the same, the inner wall of the glass fiber layer 51 is connected with the surface of the polyester fiber layer 43 in an interweaving manner, the thicknesses of the glass fiber layer 51, the nylon fiber layer 52 and the carbon fiber, the cable has the advantages of effectively improving the strength of the cable, preventing the cable from being broken and damaged, prolonging the service life of the cable, effectively improving the flame retardant property of the cable by arranging the flame retardant layer 5, the glass fiber layer 51, the nylon fiber layer 52 and the carbon fiber layer 53 to be matched with each other, preventing the cable from being burnt and damaged, prolonging the service life of the cable, effectively improving the strength and the flame retardant property of the cable by arranging the high strength layer 4, the spandex fiber layer 41, the polyvinyl chloride fiber layer 42, the polyester fiber layer 43, the flame retardant layer 5, the glass fiber layer 51, the nylon fiber layer 52 and the carbon fiber layer 53 to be matched with each other, achieving the advantages of improving the strength and the flame retardant property of the cable, effectively improving the strength of the cable when the cable is dragged and installed, preventing the cable from being broken and damaged, prolonging the service life of the cable, and effectively improving the flame retardant property of the cable at the same time, prevent that the burning damage from appearing in the cable, prolonged the life of cable.

During the use, through setting up high strength layer 4, spandex fibrous layer 41, polyvinyl chloride fibre fibrous layer 42 and dacron fibrous layer 43 mutually support, play the effect that improves cable strength, can effectual improvement cable's intensity, prevent that the cable from breaking and damaging, the life of cable has been prolonged, through setting up fire-retardant layer 5, glass fiber layer 51, nylon fiber layer 52 and carbon fiber layer 53 mutually support, play the effect that improves cable fire resistance, can effectual improvement cable's flame retardant property, prevent that the cable from burning damage appearing, the life of cable has been prolonged, thereby the advantage of improvement cable strength and flame retardant property 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 cable that flame retardant efficiency is good, includes oversheath (1), its characterized in that: a conductor (2) is arranged in the inner cavity of the outer sheath (1), a filling layer (3) is filled between the outer sheath (1) and the conductor (2), a high-strength layer (4) is arranged on the surface of the outer sheath (1), and a flame-retardant layer (5) is arranged on the surface of the high-strength layer (4);

the high-strength layer (4) comprises a spandex fiber layer (41), the surface of the spandex fiber layer (41) is connected with a polyvinyl chloride fiber layer (42) in an interwoven manner, and the surface of the polyvinyl chloride fiber layer (42) is connected with a polyester fiber layer (43) in an interwoven manner;

the flame-retardant layer (5) comprises a glass fiber layer (51), a nylon fiber layer (52) is connected to the surface of the glass fiber layer (51) in an interwoven mode, and a carbon fiber layer (53) is connected to the surface of the nylon fiber layer (52) in an interwoven mode.

2. The cable with good flame retardant effect according to claim 1, characterized in that: the conductor (2) and the filling layer (3) are both located in an inner cavity of the outer sheath (1), and the outer sheath (1), the conductor (2) and the filling layer (3) form a cable.

3. The cable with good flame retardant effect according to claim 1, characterized in that: the inner cavity of the high-strength layer (4) is positioned on the surface of the outer sheath (1), and the inner cavity of the flame-retardant layer (5) is positioned on the surface of the high-strength layer (4).

4. The cable with good flame retardant effect according to claim 1, characterized in that: the inner wall of the spandex fiber layer (41) is bonded and connected with the surface of the outer sheath (1), and the thicknesses of the spandex fiber layer (41), the polyvinyl chloride fiber layer (42) and the polyester fiber layer (43) are the same.

5. The cable with good flame retardant effect according to claim 1, characterized in that: the inner wall of the glass fiber layer (51) is connected with the surface of the polyester fiber layer (43) in a interweaving mode, and the thicknesses of the glass fiber layer (51), the nylon fiber layer (52) and the carbon fiber layer (53) are the same.