CN219180262U

CN219180262U - High-strength flame-retardant control cable

Info

Publication number: CN219180262U
Application number: CN202223532472.0U
Authority: CN
Inventors: 刘在岚; 陶玲天; 王春山
Original assignee: Anhui Shangziyi Regulator Equipment Co ltd
Current assignee: Anhui Shangziyi Regulator Equipment Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-13
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a high-strength flame-retardant control cable, which relates to the field of cables and comprises a protective sleeve, wherein a wire core is arranged in the protective sleeve, an insulating layer is arranged on the outer side of the wire core, a filling layer is arranged on the outer side of the wire core, a buffer inner layer is bonded on the outer side of the filling layer, an outer salient point is arranged on the outer wall of the buffer inner layer, a buffer outer layer is arranged on the outer side of the buffer outer layer, an inner salient point is arranged on the inner side of the buffer outer layer, the buffer outer layer and the buffer inner layer are bonded through adhesive, a flame-retardant layer is arranged on the outer side of the buffer outer layer, an armor layer is arranged on the outer side of the flame-retardant layer, the insulating layer is made of polyethylene material, a plurality of protruding points are uniformly distributed on the buffer inner layer, a plurality of inner salient points are uniformly distributed on the inner side of the buffer outer layer, the inner salient points are elastic glue points, and the inner salient points are distributed in a staggered manner. Compared with the existing common cable, the high-strength flame-retardant control cable has the advantage of being convenient for flame retardance.

Description

High-strength flame-retardant control cable

Technical Field

The utility model relates to the technical field of cables, in particular to a high-strength flame-retardant control cable.

Background

The cable, typically a rope-like cable stranded from several wires or groups of wires (at least two in each group), is insulated from each other and is often twisted around a center, with a highly insulating coating over the entire outer surface. The cable has an inner energized, outer insulated feature.

The utility model of application number CN202021481339.5 discloses a novel high-strength light-resistant control cable. The cable is provided with a conductor, a first copper wire and a first tinning layer, the conductor formed by twisting the first copper wire and the first tinning layer through a plurality of strands can ensure excellent electrical performance and bending requirements, and has an anti-corrosion effect, the insulating layer and the protective sleeve are provided, the insulating layer and the protective sleeve have very good fire resistance, flame retardance, light resistance, low smoke and non-toxicity performances, softness, elasticity, radiation resistance and light resistance, and simultaneously have halogen-free, non-toxic, harmless and other environmental protection performances, so that the cable has the performances, the shielding layer, the transverse strips and the vertical strips are provided, and the shielding layer formed by braiding the transverse strips and the vertical strips not only meets the interference of a shielding electromagnetic field, but also prevents the corrosion effect of the outside on the copper wire, so that the long-term shielding effect of the shielding layer is ensured, and the electrical performance and the mechanical performance of the cable are remarkably improved.

Accordingly, in view of the above, research and improvement are made to the existing structure and the defects, and a high-strength flame-retardant control cable is proposed to achieve the purpose of higher practical value.

Disclosure of Invention

The utility model aims to provide a high-strength flame-retardant control cable so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fire-retardant control cable of high strength, includes the protective sheath, the inside of protective sheath is provided with the sinle silk, and the outside of sinle silk is provided with the insulating layer to the outside of sinle silk is provided with the filling layer, the outside bonding of filling layer has the buffering inlayer, and the outer wall of buffering inlayer is provided with outer bump, the outside of buffering inlayer is provided with the buffering skin, and the outer inboard of buffering is provided with interior bump to bond through stickness between buffering skin and the buffering inlayer, the outer outside of buffering is provided with fire-retardant layer, and the outside of fire-retardant layer is provided with the armor.

Further, the insulating layer is made of polyethylene material.

Furthermore, the convex points are uniformly distributed on the buffer inner layer, and the buffer inner layer is an elastic glue point.

Further, the inner protruding points are uniformly distributed on the inner side of the buffer outer layer, the inner protruding points are elastic glue points, and the inner protruding points and the buffer inner layer are distributed in a staggered mode.

Further, the flame-retardant layer is made of epoxy resin, and the difference between the inner diameter and the outer diameter of the flame-retardant layer is six centimeters.

Further, the armor layer is made of thin steel wires.

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

1. according to the utility model, the buffer inner layer is arranged outside the filling layer, the buffer inner layer and the buffer outer layer are bonded through the viscous glue, meanwhile, the outer protruding points outside the buffer inner layer and the inner protruding points inside the buffer outer layer are arranged in a hemispherical shape, and the inner protruding points and the outer protruding points are distributed in a staggered manner, so that the protective sleeve has a certain extrusion resistance, deformation and fracture of the protective sleeve after being pressed are avoided, the subsequent use is influenced, and the compression resistance effect of the cable structure is further enhanced through the buffer layer;

2. according to the utility model, the armor layer is arranged in the protective sleeve, so that the strength of the whole cable structure is enhanced, and the flame retardant layer is arranged in the armor layer, so that the flame retardant performance of the cable structure can be enhanced, the occurrence of accidents such as fire disaster and the like caused by the high Wen Ziran of the cable structure is avoided, and the potential safety hazard is avoided.

Drawings

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

FIG. 2 is a schematic view of a main structure of the present utility model in a top-down section;

FIG. 3 is a schematic view of the structure of the buffer inner layer and the outer convex points of the present utility model;

FIG. 4 is a schematic view of the buffer outer layer and the inner bump structure of the present utility model.

In the figure: 1. a protective sleeve; 2. a wire core; 201. an insulating layer; 3. a filling layer; 4. a buffer inner layer; 5. an outer bump; 6. a buffer outer layer; 7. an inner bump; 8. a viscous adhesive; 9. a flame retardant layer; 10. an armor layer.

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.

As shown in fig. 1-4, a high-strength flame-retardant control cable comprises a protective sleeve 1, wherein a wire core 2 is arranged in the protective sleeve 1, an insulating layer 201 is arranged on the outer side of the wire core 2, a filling layer 3 is arranged on the outer side of the wire core 2, a buffer inner layer 4 is bonded on the outer side of the filling layer 3, an outer protruding point 5 is arranged on the outer wall of the buffer inner layer 4, a buffer outer layer 6 is arranged on the outer side of the buffer inner layer 4, an inner protruding point 7 is arranged on the inner side of the buffer outer layer 6, the buffer outer layer 6 and the buffer inner layer 4 are bonded through adhesive glue 8, a flame-retardant layer 9 is arranged on the outer side of the buffer outer layer 6, and an armor layer 10 is arranged on the outer side of the flame-retardant layer 9;

according to the technical scheme, when the cable structure is extruded, the circle of buffer inner layer 4 arranged outside the filling layer 3 can play a role in buffering, the buffer inner layer 4 and the buffer outer layer 6 are bonded through the adhesive glue 8, meanwhile, the outer protruding points 5 outside the buffer inner layer 4 and the inner protruding points 7 in the buffer outer layer 6 are arranged in a hemispherical shape, and the inner protruding points 7 and the outer protruding points 5 are distributed in a staggered manner, so that the protective sleeve 1 has a certain extrusion resistance, deformation and fracture of the protective sleeve 1 after being pressed are avoided, subsequent use is affected, and the compression resistance of the cable structure is further enhanced by arranging the buffer layer;

through setting up armor 10 in protective sheath 1, make the intensity of whole cable structure strengthen to some extent, through being provided with fire-retardant layer 9 in armor 10, can strengthen cable structure's fire resistance, avoid cable structure's high Wen Ziran, lead to the emergence of accidents such as conflagration, stop the potential safety hazard.

Wherein, as shown in fig. 1-4, the insulating layer 201 is a polyethylene material; the outer salient points 5 are uniformly distributed on the buffer inner layer 4, and the buffer inner layer 4 is an elastic glue point; the inner protruding points 7 are uniformly distributed on the inner side of the buffer outer layer 6, the inner protruding points 7 are elastic glue points, and the inner protruding points 7 and the buffer inner layers 4 are distributed in a staggered manner; the flame-retardant layer 9 is made of epoxy resin, and the thickness difference between the inner diameter and the outer diameter of the flame-retardant layer 9 is six centimeters; the armor layer 10 is made of thin steel wires;

to above-mentioned technical scheme, the material setting of insulating layer 201 has the insulating nature, and the staggered distribution of outer bump 5 and interior bump 7 has certain buffering protective properties, and to cable construction restraint resistance to compression protective effect, the material setting of flame retardant coating 9 has fire behavior, and the security is good.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a fire-retardant control cable of high strength, includes protective sheath (1), its characterized in that, the inside of protective sheath (1) is provided with sinle silk (2), and the outside of sinle silk (2) is provided with insulating layer (201) to the outside of sinle silk (2) is provided with filling layer (3), the outside bonding of filling layer (3) has buffer inlayer (4), and the outer wall of buffer inlayer (4) is provided with outer bump (5), the outside of buffer inlayer (4) is provided with buffer skin (6), and the inboard of buffer skin (6) is provided with interior bump (7) to bond through stickness glue (8) between buffer skin (6) and the buffer inlayer (4), the outside of buffer skin (6) is provided with fire-retardant layer (9), and the outside of fire-retardant layer (9) is provided with armor (10).

2. A high strength flame retardant control cable according to claim 1, characterized in that the insulating layer (201) is a polyethylene material.

3. The high-strength flame-retardant control cable according to claim 1, wherein the protruding points (5) are uniformly distributed on the buffer inner layer (4), and the buffer inner layer (4) is an elastic glue point.

4. The high-strength flame-retardant control cable according to claim 1, wherein a plurality of inner protruding points (7) are uniformly distributed on the inner side of the buffer outer layer (6), the inner protruding points (7) are elastic glue points, and the inner protruding points (7) and the buffer inner layers (4) are distributed in a staggered mode.

5. The high-strength flame-retardant control cable according to claim 1, wherein the flame-retardant layer (9) is made of epoxy resin, and the difference between the inner diameter and the outer diameter of the flame-retardant layer (9) is six cm.

6. A high strength flame retardant control cable according to claim 1, wherein the armor layer (10) is made of thin steel wire.