CN218975188U

CN218975188U - Radiation-resistant flame-retardant cable

Info

Publication number: CN218975188U
Application number: CN202223522919.6U
Authority: CN
Inventors: 侯乐洪
Original assignee: Shenzhen Libo Electric Technology Co ltd
Current assignee: Shenzhen Libo Electric Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-05
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to a radiation-resistant flame-retardant cable, which comprises a cable body, wherein a copper core is arranged in the cable body, an insulating layer is arranged outside the copper core, an armor layer is arranged in the cable body, and a protection mechanism is arranged in the cable body. This fire-retardant cable of resistant radiation, in the use of cable body, at first the copper core can guarantee that the cable body is normally electrically conductive, in order to guarantee that the cable body uses safelyr, set up the armor in the inside of cable body, improve the toughness of cable body, through the PVC flame retardant coating of lag and the fire-retardant strip combined action preliminary flame retardant efficiency that improves the cable body, through flame retardant coating and flame retardant coating further improve the high Wen Chengdu of cable body, make the cable body flame retardant efficiency better, finally through first anti-radiation layer and second anti-radiation layer, improve the anti-radiation effect of cable body, thereby enlarge the application range of cable body, prolong the life of cable body.

Description

Radiation-resistant flame-retardant cable

Technical Field

The utility model relates to the technical field of cables, in particular to a radiation-resistant flame-retardant cable.

Background

Wire and cable are used for transmitting electric (magnetic) energy, information and wire products for electromagnetic energy conversion, which are also referred to as cables in the broad sense, and which are insulated cables in the narrow sense, which can be defined as: an aggregate consisting of; one or more insulated cores, and the respective coatings, total protective layers and outer protective layers that they may have, may also have additional uninsulated conductors.

For example, the utility model provides a flame-retardant cable with a Chinese patent number of CN211479733U, which realizes a flame-retardant effect only through a halogen-free insulating layer, has poor flame-retardant effect, and cannot meet the requirements of being used in the places with larger radiation in the military industry, so that the utility model provides a radiation-resistant flame-retardant cable to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a cable with good radiation resistance and flame retardant effect.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the radiation-resistant flame-retardant cable comprises a cable body, wherein a copper core is arranged in the cable body, an insulating layer is arranged outside the copper core, an armor layer is arranged in the cable body, and a protection mechanism is arranged in the cable body;

the protection mechanism comprises a protection sleeve, a flame retardant strip, an inner liner, a flame retardant layer, a waterproof layer, a first radiation-resistant layer and a second radiation-resistant layer, wherein the protection sleeve is arranged outside the copper core, the flame retardant strip is arranged inside the cable body, the inner liner is arranged inside the cable body, the flame retardant layer is arranged outside the inner liner, the flame retardant layer is connected with the flame retardant layer outside the flame retardant layer, the waterproof layer is arranged outside the flame retardant layer, the first radiation-resistant layer is arranged outside the waterproof layer, and the second radiation-resistant layer is arranged inside the cable body.

Further, the number of the copper cores is three, the three insulating layers are respectively sleeved outside the three copper cores, and the armor layers are galvanized steel strips.

Further, the number of the protective sleeves is three, the three protective sleeves are sleeved outside the three insulating layers respectively, and the three protective sleeves are all PVC flame-retardant sleeves.

Further, the number of the flame retardant strips is three, the inner liner layer is a nitrile rubber layer, the flame retardant layer is a polyimide layer, the thickness of the flame retardant layer is smaller than one millimeter, and the flame retardant layer is a low-smoke halogen-free polyolefin layer.

Further, the thickness of the flame retardant layer is not more than two millimeters, the waterproof layer is a butyl rubber layer, and the first radiation-resistant layer is a phenylene silicone rubber layer.

Further, the second anti-radiation layer is a silicon dioxide layer, a wear-resistant pad is fixedly arranged outside the second anti-radiation layer, and the wear-resistant pad is connected with the inner wall of the cable body.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this radiation-resistant flame retardant cable realizes electrically conductive effect through setting up the copper core, guarantee the normal use of cable body, the effect of insulating layer is protected the copper core, reach insulating protection's effect, prevent that the user from electrocuting, guarantee the safety in utilization, through the galvanized steel strip of armor, improve cable body's wearability, the inside copper core of protection, the life of extension cable body, through setting up protection machanism, each structure of protection machanism mutually supports, can reach the better purpose of cable body fire-retardant anti-radiation effect, thereby guarantee that cable body application range is wider.

2. This radiation-resistant flame-retardant cable, through setting up the lag, PVC flame retardant jacket can be better protect the copper core and reach preliminary fire-retardant effect, further improve the inside flame retardant effect of cable body through fire-retardant strip, the inner liner is nitrile rubber layer, wear-resisting ageing has good leakproofness simultaneously, protect inside copper core once more, the flame retardant coating is polyimide layer upon layer can high temperature resistant ageing resistance, prevent that the inside high temperature of cable body from taking place spontaneous combustion, the flame retardant coating is low smoke and zero halogen polyolefin layer, when the cable body is on fire, low smoke and zero halogen polyolefin layer can reduce the flue gas and volatilize, thereby avoid the fire fighter to stifle, thereby guarantee the cable body and use safelyr, the waterproof layer is butyl rubber layer can prevent inside flame retardant coating and fire-retardant layer inflow, through first anti-radiation layer and the anti-radiation layer combined action of second, improve the anti-radiation effect of cable body, thereby guarantee that cable body application range is wider.

Drawings

FIG. 1 is a schematic view of a part of a three-dimensional view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

fig. 3 is a schematic view of a protection mechanism according to the present utility model.

In the figure: the cable comprises a cable body 1, a copper core 2, an insulating layer 3, an armor layer 4, a protection mechanism 5, a protection sleeve 501, a flame-retardant strip 502, an inner liner 503, a flame-retardant layer 504, a flame-retardant layer 505, a waterproof layer 506, a first radiation-resistant layer 507 and a second radiation-resistant layer 508.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a radiation-resistant flame-retardant cable comprises a cable body 1, wherein a copper core 2 is arranged in the cable body 1, an insulating layer 3 is arranged outside the copper core 2, an armor layer 4 is arranged in the cable body 1, and a protection mechanism 5 is arranged in the cable body 1.

The protection machanism 5 includes lag 501, fire-retardant strip 502, inner liner 503, flame retardant coating 504, fire-retardant layer 505, waterproof layer 506, first anti-radiation layer 507 and second anti-radiation layer 508, the outside of copper core 2 is provided with lag 501, the inside of cable body 1 is provided with fire-retardant strip 502, the inside of cable body 1 is provided with inner liner 503, the outside of inner liner 503 is provided with flame retardant coating 504, the external connection of flame retardant coating 504 has fire-retardant layer 505, the externally mounted of fire-retardant layer 505 has waterproof layer 506, the externally mounted of waterproof layer 506 has first anti-radiation layer 507, the inside of cable body 1 is provided with second anti-radiation layer 508.

In fig. 1 and 2, the quantity of copper core 2 is three, and three insulating layer 3 cup joints respectively in the outside of three copper core 2, and through setting up copper core 2 and realizing electrically conductive effect, guarantee the normal use of cable body 1, insulating layer 3's effect is to protecting copper core 2, reaches insulating protection's effect, prevents that the user from electrocuting, guarantees the electrical safety, and armor 4 is galvanized steel strip, and galvanized steel strip can guarantee that the toughness of cable body 1 is better, and is more wear-resisting, has improved cable body 1's life.

In fig. 1 and fig. 2, each structure of the protection mechanism 5 is mutually matched, so that the purpose of better flame-retardant and anti-radiation effect of the cable body 1 can be achieved, the application range of the cable body 1 is wider, the protection mechanism 5 comprises three protection sleeves 501, flame-retardant strips 502, an inner liner 503, a flame retardant layer 504, a flame retardant layer 505, a waterproof layer 506, a first anti-radiation layer 507 and a second anti-radiation layer 508, the number of the protection sleeves 501 is three, the three protection sleeves 501 are respectively sleeved on the outer parts of the three insulating layers 3, and the three protection sleeves 501 are all PVC flame-retardant sleeves.

In fig. 1 and 3, the number of fire-retardant strips 502 is three, separates copper core 2 through three fire-retardant strips 502, reaches the radiating effect, prevents that cable body 1 inside temperature from being too high to lead to spontaneous combustion, inner liner 503 is nitrile rubber layer, flame retardant coating 504 is polyimide layer, and the thickness of flame retardant coating 504 is less than one millimeter, and flame retardant coating 505 is low smoke and zero halogen polyolefin layer.

In fig. 2 and 3, the thickness of the flame retardant layer 505 is not more than two millimeters, the waterproof layer 506 is a butyl rubber layer, and the first radiation resistant layer 507 is a phenylene silicone rubber layer.

In fig. 2 and 3, the second radiation resistant layer 508 is a silica layer, and a wear pad is fixedly mounted on the outer portion of the second radiation resistant layer 508, and the wear pad is connected with the inner wall of the cable body 1.

To sum up, this radiation resistant flame retardant cable, through setting up lag 501, PVC flame retardant jacket can be better protect copper core 2 reaches preliminary fire-retardant effect, further improve the fire-retardant effect of cable body 1 inside through fire-retardant strip 502, inner liner 503 is nitrile rubber layer, wear-resisting ageing resistance has good leakproofness simultaneously, protect copper core 2 of inside once more, flame retardant coating 504 is polyimide layer upon layer can be high temperature resistant ageing resistance, prevent that cable body 1 inside high temperature from taking place spontaneous combustion, flame retardant layer 505 is low smoke zero halogen polyolefin layer, when cable body 1 fires, low smoke zero halogen polyolefin layer can reduce the flue gas and volatilize, thereby avoid fire fighter to guarantee cable body 1 and use safelyr, waterproof layer 506 can prevent that inside flame retardant coating 504 and flame retardant coating 505 from intaking for the butyl rubber layer, through first anti-radiation layer 507 and the anti-radiation layer 508 combined action of second, improve cable body 1's anti-radiation effect, thereby guarantee that cable body 1 application range is wider.

And, in the use of cable body 1, at first copper core 2 can guarantee that cable body 1 normally electrically conducts, in order to guarantee that cable body 1 uses safelyr, set up armor 4 in the inside of cable body 1, improve the toughness of cable body 1, the flame retardant efficiency of cable body 1 is initially improved through the PVC flame retardant coating of lag 501 and flame retardant strip 502 combined action, the high Wen Chengdu of resistance of cable body 1 is further improved through flame retardant coating 504 and flame retardant layer 505, make cable body 1 flame retardant efficiency better, finally, through first radiation resistant layer 507 and second radiation resistant layer 508, improve cable body 1's radiation resistant effect, thereby enlarge cable body 1's application range, extension cable body 1's life.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Radiation-resistant flame-retardant cable, comprising a cable body (1), characterized in that: the cable comprises a cable body (1), wherein a copper core (2) is arranged in the cable body (1), an insulating layer (3) is arranged outside the copper core (2), an armor layer (4) is arranged in the cable body (1), and a protection mechanism (5) is arranged in the cable body (1);

protection machanism (5) are including lag (501), fire-retardant strip (502), inner liner (503), flame retardant coating (504), flame retardant coating (505), waterproof layer (506), first anti-radiation layer (507) and second anti-radiation layer (508), the outside of copper core (2) is provided with lag (501), the inside of cable body (1) is provided with flame retardant coating (502), the inside of cable body (1) is provided with inner liner (503), the outside of inner liner (503) is provided with flame retardant coating (504), the outside of flame retardant coating (504) is connected with flame retardant coating (505), the externally mounted of flame retardant coating (505) has waterproof layer (506), the externally mounted of waterproof layer (506) has first anti-radiation layer (507), the inside of cable body (1) is provided with second anti-radiation layer (508).

2. A radiation resistant flame retardant cable in accordance with claim 1 wherein: the number of the copper cores (2) is three, the three insulating layers (3) are respectively sleeved outside the three copper cores (2), and the armor layers (4) are galvanized steel strips.

3. A radiation resistant flame retardant cable in accordance with claim 1 wherein: the number of the protective sleeves (501) is three, the three protective sleeves (501) are sleeved outside the three insulating layers (3) respectively, and the three protective sleeves (501) are all PVC flame-retardant sleeves.

4. A radiation resistant flame retardant cable in accordance with claim 1 wherein: the number of the flame retardant strips (502) is three, the lining layer (503) is a nitrile rubber layer, the flame retardant layer (504) is a polyimide layer, the thickness of the flame retardant layer (504) is smaller than one millimeter, and the flame retardant layer (505) is a low-smoke halogen-free polyolefin layer.

5. A radiation resistant flame retardant cable in accordance with claim 1 wherein: the thickness of the flame retardant layer (505) is not more than two millimeters, the waterproof layer (506) is a butyl rubber layer, and the first radiation resistant layer (507) is a phenylene silicon rubber layer.

6. A radiation resistant flame retardant cable in accordance with claim 1 wherein: the second radiation resistant layer (508) is a silicon dioxide layer, a wear-resistant pad is fixedly arranged outside the second radiation resistant layer (508), and the wear-resistant pad is connected with the inner wall of the cable body (1).