CN219418576U

CN219418576U - Heat dissipation type fire-resistant cable

Info

Publication number: CN219418576U
Application number: CN202320945259.8U
Authority: CN
Inventors: 崔志阳; 孟卫国; 薛明明; 臧晶晶; 刘少强; 陆亚芳
Original assignee: Hongfeng Cable Co ltd
Current assignee: Hongfeng Cable Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-07-25
Anticipated expiration: 2033-04-24

Abstract

The utility model relates to the technical field of cables, in particular to a heat-dissipation type fireproof cable which comprises a wear-resistant layer, wherein an armor layer is arranged in the wear-resistant layer, a first connecting layer is arranged in the armor layer, a fireproof layer is arranged on the inner side of the first connecting layer, and a heat-dissipation layer is arranged in the fireproof layer. The utility model has the advantages that: this fire-resistant cable of heat dissipation formula, through setting up first articulamentum and heat dissipation layer, first louvre has been seted up to the inside of first articulamentum, the second louvre has been seted up to the inside of heat dissipation layer, when using, first articulamentum and heat dissipation layer dispel the heat through first louvre and second louvre, the surface of wearing layer is provided with recess and wear strip simultaneously, the shape of the surface of wearing layer is the ripple shape, area of contact between wearing layer and the air has been increased, the radiating effect has further been improved, avoid the cable to rise constantly at the in-process temperature of using and lead to the cable ageing, thereby the life of cable has been improved.

Description

Heat dissipation type fire-resistant cable

Technical Field

The utility model relates to the technical field of cables, in particular to a heat-dissipation type fireproof cable.

Background

Along with the acceleration of industrialization and urbanization, various fire accidents also frequently occur, and huge losses of lives and properties are caused. In addition, with the increase of fire protection consciousness, fire-resistant cables must be selected for different applications in a part of electric distribution lines in developed countries. Fire-resistant cables are also used in urban high-rise buildings and recreational areas by domestic power departments.

Currently, there are a variety of cables on the market, which are used in a variety of different applications. However, most cables have some problems, because the conductors continuously heat when the cable is used, and the fire-resistant layer on the cable generally needs higher tightness, the temperature of the cable can be further increased continuously in the use process, and if the cable works in a high-temperature state for a long time, the insulation aging of the cable can be accelerated, so that the service life of the cable is influenced.

Therefore, the application proposes a heat dissipation type fire-resistant cable to solve the above problems.

Disclosure of Invention

The object of the present utility model is to solve at least one of the technical drawbacks.

The utility model aims to overcome the defects of the prior art, solve the problems in the background art and provide a heat-dissipation type fireproof cable.

The aim of the utility model is achieved by the following technical scheme: the utility model provides a heat dissipation type fire-resistant cable, includes the wearing layer, the inside of wearing layer is provided with the armor, the inside of armor is provided with first articulamentum, the inboard of first articulamentum is provided with the flame retardant coating, the inside of flame retardant coating is provided with the heat dissipation layer, the inside of heat dissipation layer is provided with the filling layer, the inside of filling layer is provided with the insulating layer, the inside of insulating layer is provided with the conductive core, the inside middle part of filling layer is provided with the second articulamentum, the inside of second articulamentum is provided with the sinle silk.

Preferably, the armor is attached to the inner surface of the wear layer.

Preferably, the first connecting layer is provided with a first heat dissipation hole inside.

Preferably, the refractory layer is attached to the outer surface of the heat dissipation layer.

Through adopting above-mentioned technical scheme, the setting of flame retardant coating has improved the fire resistance of cable.

Preferably, the second heat dissipation holes are formed in the heat dissipation layer.

Through adopting above-mentioned technical scheme, when using, first tie layer and heat dissipation layer dispel the heat through first louvre and second louvre.

Preferably, the second connection layer and the wire core are located in the middle of the filling layer.

Preferably, the number of the insulating layers and the conductive cores is plural, and a plurality of the insulating layers and the conductive cores are circumferentially arrayed inside the filling layer.

Preferably, grooves and wear strips are formed in the outer surface of the wear-resistant layer, and the outer surface of the wear-resistant layer is corrugated.

Through adopting above-mentioned technical scheme, corrugated design has increased the area of contact between wearing layer and the air, has further improved the radiating effect.

Compared with the prior art, the utility model has the following advantages:

this fire-resistant cable of heat dissipation formula, through setting up first articulamentum and heat dissipation layer, first louvre has been seted up to the inside of first articulamentum, the second louvre has been seted up to the inside of heat dissipation layer, first louvre and second louvre all run through first articulamentum and heat dissipation layer, when using, first articulamentum and heat dissipation layer dispel the heat through first louvre and second louvre, the surface of wearing layer is provided with recess and wear strip simultaneously, the shape of the surface of wearing layer is the ripple shape, area of contact between wearing layer and the air has been increased, further the radiating effect has been improved, avoid the cable to constantly rise at the in-process temperature of using and lead to the cable ageing, thereby the life of cable has been improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

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

In the figure: the cable comprises a 1-abrasion-resistant layer, a 2-armor layer, a 3-first connecting layer, a 4-fire-resistant layer, a 5-heat dissipation layer, a 6-filling layer, a 7-insulating layer, an 8-conductive core, a 9-second connecting layer and a 10-cable core.

Detailed Description

Additional aspects and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

As shown in fig. 1-2, a heat dissipation type fire-resistant cable comprises a wear-resistant layer 1, wherein a groove and a wear-resistant strip are arranged on the outer surface of the wear-resistant layer 1, the outer surface of the wear-resistant layer 1 is corrugated, an armor layer 2 is arranged in the wear-resistant layer 1, the armor layer 2 is attached to the inner surface of the wear-resistant layer 1, a first connecting layer 3 is arranged in the armor layer 2, a first heat dissipation hole is formed in the first connecting layer 3, a fire-resistant layer 4 is arranged on the inner side of the first connecting layer 3, a heat dissipation layer 5 is arranged in the fire-resistant layer 4, the fire-resistant layer 4 is attached to the outer surface of the heat dissipation layer 5, a second heat dissipation hole is formed in the heat dissipation layer 5, a filling layer 6 is arranged in the heat dissipation layer 5, an insulating layer 7 is arranged in the filling layer 6, conductive cores 8 are arranged in the insulating layer 7, the insulating layer 7 and the conductive cores 8 are arranged in the filling layer 6 in a plurality, a plurality of insulating layers 7 and the conductive cores 8 are circumferentially arrayed in the filling layer 6, a second connecting layer 9 is arranged in the middle of the inner part of the filling layer 6, a second connecting layer 9 is arranged in the middle of the second connecting layer 9, a second connecting layer 10 is arranged in the middle of the second connecting layer 10, and the core 10 is located in the middle of the core 10.

Compared with the prior art, the utility model has the following beneficial effects compared with the prior art:

this fire-resistant cable of heat dissipation formula, through setting up first tie layer 3 and heat dissipation layer 5, first louvre has been seted up to the inside of first tie layer 3, the second louvre has been seted up to the inside of heat dissipation layer 5, first louvre and second louvre all run through first tie layer and heat dissipation layer, when using, first tie layer 3 and heat dissipation layer 5 dispel the heat through first louvre and second louvre, the surface of wearing layer 1 is provided with recess and wear strip simultaneously, the shape of the surface of wearing layer 1 is the ripple shape, the area of contact between wearing layer 1 and the air has been increased, further the radiating effect has been improved, avoid the cable to constantly rise at the in-process temperature of use and lead to the cable ageing, thereby the life of cable has been improved.

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;

in the description of the present utility model, it should be understood that the terms "center," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

No part is referred to in this application as such or is done in the prior art.

Claims

1. The utility model provides a heat dissipation formula fire-resistant cable which characterized in that: including wearing layer (1), the inside of wearing layer (1) is provided with armor (2), the inside of armor (2) is provided with first articulamentum (3), the inboard of first articulamentum (3) is provided with flame retardant coating (4), the inside of flame retardant coating (4) is provided with heat dissipation layer (5), the inside of heat dissipation layer (5) is provided with filling layer (6), the inside of filling layer (6) is provided with insulating layer (7), the inside of insulating layer (7) is provided with conductive core (8), the inside middle part of filling layer (6) is provided with second articulamentum (9), the inside of second articulamentum (9) is provided with sinle silk (10).

2. A heat dissipating fire resistant cable according to claim 1, wherein: the armor layer (2) is attached to the inner surface of the wear-resistant layer (1).

3. A heat dissipating fire resistant cable according to claim 1, wherein: the first connecting layer (3) is internally provided with a first heat dissipation hole.

4. A heat dissipating fire resistant cable according to claim 1, wherein: the fire-resistant layer (4) is attached to the outer surface of the heat dissipation layer (5).

5. A heat dissipating fire resistant cable according to claim 1, wherein: and a second heat dissipation hole is formed in the heat dissipation layer (5).

6. A heat dissipating fire resistant cable according to claim 1, wherein: the second connecting layer (9) and the wire core (10) are positioned in the middle of the filling layer (6).

7. A heat dissipating fire resistant cable according to claim 1, wherein: the number of the insulating layers (7) and the conductive cores (8) is multiple, and the plurality of the insulating layers (7) and the conductive cores (8) are circumferentially arrayed inside the filling layer (6).

8. A heat dissipating fire resistant cable according to claim 1, wherein: the outer surface of the wear-resistant layer (1) is provided with grooves and wear-resistant strips, and the shape of the outer surface of the wear-resistant layer (1) is corrugated.