CN210896733U

CN210896733U - Fireproof cable easy to fix

Info

Publication number: CN210896733U
Application number: CN201922175223.2U
Authority: CN
Inventors: 陈渊; 柳磊; 陈灯明; 何雨晴; 朱华倩
Original assignee: Jiangsu Zhucheng Cable Co ltd
Current assignee: Jiangsu Zhucheng Cable Co ltd
Priority date: 2019-12-08
Filing date: 2019-12-08
Publication date: 2020-06-30
Anticipated expiration: 2029-12-08

Abstract

The utility model discloses an easy fixed cable of fire prevention relates to cable production technical field. The utility model discloses a plurality of sinle silks, sinle silk outside are provided with the insulating layer, and a plurality of insulating layer outsides have set gradually inner protective layer, waterproof layer, outer protective layer, fire prevention insulating layer and back up coat from inside to outside, cup joint on the back up coat and are fixed with a plurality of fire prevention fixed blocks, and the combination outside that back up coat and a plurality of fire prevention fixed blocks are constituteed is provided with the fire prevention top layer. The utility model discloses an equidistance is provided with the fire prevention fixed block in the structure of cable, and the inside of fire prevention fixed block is hollow structure and packs and have heat-conducting medium for fire behavior promotes by a wide margin when using this cable, and heat resistance is more excellent, and this cable has used oxide ceramic paper as thermal insulation material in the structure simultaneously, has further promoted the heat-resisting fire behavior of this cable, makes the satisfying production demand that this cable can be better under the controllable condition of cost.

Description

Fireproof cable easy to fix

Technical Field

The utility model belongs to the technical field of cable manufacture, especially, relate to an easy fixed cable of fire prevention.

Background

With the continuous development of communication and power, cables are widely used. Cables are generally made up of several or groups of conductors, each group being insulated from the other and surrounded by a highly insulating covering. Compared with an overhead line, the cable has the advantages of small insulating distance between lines, small occupied space, no occupation of space above the ground due to underground laying, no influence of pollution of the surrounding environment, high power transmission reliability, and small interference on personal safety and the surrounding environment. Therefore, with the continuous development of society, the use of the cable will be more and more popular.

The cable conductor is widely applied in various fields, but in the specific application process, certain problems still exist, and the service life and the use safety of the cable are influenced. The fireproof performance of the existing cable is mainly determined by the surface layer material, and the high-performance fireproof material is high in manufacturing cost and is not suitable for large-scale production of the cable, so that the fireproof performance of the existing cable is poor, the fireproof requirement in the actual use process cannot be met, and the service life and the safety performance of the cable are further influenced; meanwhile, the surface of the existing cable is generally smooth, so that the stability of the cable in the installation and fixing process is poor, the cable is easy to slide due to interference of external factors and human factors, the use is inconvenient, and the installation of the cable is influenced to a certain extent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easy fixed cable prevents fires, be provided with the fire prevention fixed block through the equidistance in the structure of cable, and the inside of preventing fires the fixed block and fill for hollow structure has heat-conducting medium, make this cable fire behavior promote by a wide margin when using, heat resistance is more excellent, this cable has used oxide ceramic paper as thermal insulation material in the structure simultaneously, the heat-resisting fire behavior of this cable has further been promoted, make this cable can be better under the controllable condition of cost satisfy the production demand.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an easy fixed cable of fire prevention, including a plurality of sinle silks, the sinle silks outside is provided with the insulating layer, and is a plurality of the insulating layer outside has set gradually inner protective layer, waterproof layer, outer protective layer, fire prevention insulating layer and back up coat from inside to outside, cup joint on the back up coat and be fixed with a plurality of fire prevention fixed blocks, the combination outside that back up coat and a plurality of fire prevention fixed blocks are constituteed is provided with the fire prevention top layer, the sinle silks are made for copper or aluminium, aluminum alloy material, the insulating layer is made for tetrafluoroethylene copolymer material, inner protective layer and outer protective layer are and gather the ethylene propylene material and make, the waterproof layer is made for the aluminium foil material, the fire prevention fixed block is made for the polyethylene plastic material.

Further, the reinforcing layer includes a plurality of steel wires, a plurality of the steel wire is the circular array and distributes.

Further, the fire prevention fixed block is hollow sphere structure, the inside packing of fire prevention fixed block has heat-conducting medium, and is a plurality of fire prevention fixed block equidistance sets up.

The utility model discloses following beneficial effect has:

1. the utility model discloses an equidistance is provided with the fire prevention fixed block in the structure of cable, and the inside of fire prevention fixed block is hollow structure and packs and have heat-conducting medium for fire behavior promotes by a wide margin when using this cable, and heat resistance is more excellent, and this cable has used oxide ceramic paper as thermal insulation material in the structure simultaneously, has further promoted the heat-resisting fire behavior of this cable, makes the satisfying production demand that this cable can be better under the controllable condition of cost.

2. The utility model discloses an equidistance is provided with the fire prevention fixed block of ball-type structure in the structure of cable, and the outer diameter of fire prevention fixed block is bigger than the cable external diameter for this cable can be better when using fixed, reduced the cable because of fixed not firm gliding probability, better satisfied the demand of cable in the in-service use.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a fireproof easy-to-fix cable of the present invention;

FIG. 2 is a radial cross-sectional view of FIG. 1;

in the drawings, the components represented by the respective reference numerals are listed below:

1-wire core, 2-insulating layer, 3-inner protective layer, 4-waterproof layer, 5-outer protective layer, 6-fireproof heat-insulating layer, 7-reinforcing layer, 8-fireproof fixing block and 9-fireproof surface 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the utility model relates to a fireproof easy-to-fix cable, which comprises four wire cores 1, an insulating layer 2 is arranged outside the wire cores 1, an inner protective layer 3, a waterproof layer 4, an outer protective layer 5, a fireproof thermal insulation layer 6 and a reinforcing layer 7 are sequentially arranged outside the four insulating layers 2 from inside to outside, a fireproof fixing block 8 is sleeved and fixed on the reinforcing layer 7, a fireproof surface layer 9 is arranged outside a combination body formed by the reinforcing layer 7 and the fireproof fixing block 8, the wire cores 1 are made of copper or aluminum alloy materials, the insulating layer 2 is made of tetrafluoroethylene copolymer materials, so that the insulating property of the insulating layer 2 is better, the inner protective layer 3 and the outer protective layer 5 are made of fluorinated ethylene propylene materials, the insulating property of the wire cores 1 can be further enhanced, the cable is safer to use, the waterproof layer 4 is made of aluminum foil materials, and the waterproof, the waterproof performance of the cable is better, the fireproof fixing block 8 is made of polyethylene plastic materials, and the fireproof surface layer 9 is made of low-smoke halogen-free non-metallic materials, so that the cable is more environment-friendly and safer.

Wherein as shown in fig. 1, the reinforcing layer 7 comprises fifty four steel wires, and the fifty four steel wires are distributed in a circular array, so that the tensile strength and the strength of the cable are enhanced, and the actual use requirement of the cable can be better met.

Wherein as shown in fig. 1, fire prevention fixed block 8 is the hollow sphere structure, and 8 inside packings of fire prevention fixed block have heat-conducting medium, and the design can obviously strengthen the fire prevention heat resistance of this cable like this for this cable fire behavior is stronger, and the practicality is stronger, and three and more than three fire prevention fixed block 8 equidistance sets up, and the design makes fire prevention fixed block 8 fixed more easily like this.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an easy fixed cable of fire prevention, includes a plurality of sinle silks (1), its characterized in that: sinle silk (1) outside is provided with insulating layer (2), and is a plurality of insulating layer (2) outside has set gradually inner protective layer (3), waterproof layer (4), outer protective layer (5), fire prevention insulating layer (6) and back up coat (7) from inside to outside, it is fixed with a plurality of fire prevention fixed blocks (8) to cup joint on back up coat (7), the combination outside that back up coat (7) and a plurality of fire prevention fixed blocks (8) are constituteed is provided with fire prevention top layer (9).

2. A fire-resistant easy-to-fix cable according to claim 1, wherein the reinforcing layer (7) comprises a plurality of steel wires, and the plurality of steel wires are distributed in a circular array.

3. A fireproof easy-to-fix cable according to claim 1, wherein the fireproof fixing block (8) is a hollow sphere structure, and the inside of the fireproof fixing block (8) is filled with a heat conducting medium.

4. A fireproof easy-to-fix cable according to claim 1, wherein a plurality of the fireproof fixing blocks (8) are equidistantly arranged.