CN216212492U

CN216212492U - Compound magnesium oxide interlayer flexible mineral fireproof cable

Info

Publication number: CN216212492U
Application number: CN202122466587.3U
Authority: CN
Inventors: 曹松
Original assignee: Jiangsu Wanfang Cable Co ltd
Current assignee: Jiangsu Wanfang Cable Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-04-05
Anticipated expiration: 2031-10-13

Abstract

The utility model relates to the technical field of cables and discloses a composite magnesium oxide interlayer flexible mineral fireproof cable which comprises a cable inner sleeve, wherein a composite magnesium oxide spacer sleeve is fixedly sleeved on the outer surface of the cable inner sleeve, and a cable outer sleeve is fixedly sleeved on the outer surface of the composite magnesium oxide spacer sleeve. Compound magnesium oxide interlayer flexible mineral substance fireproof cable, when the conflagration breaing out, after the cable overcoat melts, the flame retardant coating can prevent stretching of the intensity of a fire this moment, thereby reach the fire prevention effect, solve the problem that current cable can not prevent fires, and the sealing layer can prevent behind the cable overcoat damage, inside water infiltration cable endotheca, and the noise that the layer of making an uproar of falling can reduce near sending influences to the cable, the cable can be avoided at thunderstorm weather electric leakage to the insulating layer, and the protective layer is in order to prevent cable overcoat and cable endotheca damage, thereby lead to the easy rupture of cable endotheca, and the fixed bed is then the toughness that increases the cable endotheca, prevent that the cable endotheca damage leads to the fire prevention granule to flow.

Description

Compound magnesium oxide interlayer flexible mineral fireproof cable

Technical Field

The utility model relates to the technical field of cables, in particular to a composite magnesium oxide interlayer flexible mineral fireproof cable.

Background

Typically a rope-like cable made up of several or groups of conductors (at least two in each group) twisted together, with the conductors of each group being insulated from one another and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation.

When the existing cable is used, a certain cable can be applied to a residential building, if the residential building is in fire, the fire can inevitably spread to the cable, and if the cable is in fire, the cable can possibly cause short circuit of the cable, so that the fire is more serious, and people are greatly puzzled.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a composite magnesium oxide interlayer flexible mineral fireproof cable which has the advantages of fire resistance, wear resistance and the like and solves the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a composite magnesium oxide interlayer flexible mineral fireproof cable comprises a cable inner sleeve; the outer surface of the cable inner sleeve is fixedly sleeved with a composite magnesium oxide spacer sleeve, the outer surface of the composite magnesium oxide spacer sleeve is fixedly sleeved with a cable outer sleeve, a plurality of wear-resistant rings are fixedly sleeved on the outer surface of the cable outer sleeve at equal intervals, a plurality of cable wires are arranged on the inner wall of the cable inner sleeve, and a plurality of fireproof particles are fixedly filled between the inner wall of the cable inner sleeve and the outer surfaces of the cable wires.

Preferably, the cable inner sleeve comprises a fireproof layer.

Preferably, a sealing layer is fixedly adhered to the inner wall of the fire-proof layer.

Preferably, the noise reduction layer is fixedly adhered to the inner wall of the sealing layer.

Preferably, an insulating layer is fixedly adhered to the inner wall of the noise reduction layer.

Preferably, a protective layer is fixedly adhered to the inner wall of the insulating layer, and a fixing layer is fixedly adhered to the inner wall of the protective layer.

(III) advantageous effects

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

1. this flexible mineral substance fireproof cable of compound magnesium oxide interlayer, when the conflagration breaing out, after the cable overcoat melts, the flame retardant coating can prevent stretching of the intensity of a fire this moment, thereby reach the fire prevention effect, solve the problem that current cable can not prevent fires, and the sealing layer can prevent behind the cable overcoat damage, inside water infiltration cable endotheca, and the noise that the layer of making an uproar of falling can reduce near sending influences to the cable, the cable can be avoided at thunderstorm weather electric leakage to the insulating layer, and the protective layer is in order to prevent cable overcoat and cable endotheca damage, thereby lead to the easy rupture of cable endotheca, and the fixed bed is then the toughness that increases the cable endotheca, prevent that the cable endotheca damage leads to the fire prevention granule to flow.

2. This compound magnesium oxide interlayer flexible mineral substance fireproof cable, in use can prevent effectively through wear-resisting circle that cable jacket from taking place wearing and tearing, increases cable jacket's life to because wear-resisting circle is at cable jacket surface, thereby make cable jacket atress more easily, thereby make the more convenient removal of cable.

Drawings

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

FIG. 2 is a schematic plan view of the present invention;

fig. 3 is a schematic diagram of the inner sleeve structure of the cable of the present invention.

In the figure: 1. an inner cable sleeve; 101. a fire barrier layer; 102. a sealing layer; 103. a noise reduction layer; 104. an insulating layer; 105. a protective layer; 106. a fixed layer; 2. a composite type magnesium oxide spacer bush; 3. a cable jacket; 4. wear-resistant rings; 5. fire-resistant particles; 6. and (4) cable wires.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-2, a composite magnesium oxide interlayer flexible mineral fireproof cable includes a composite magnesium oxide spacer 2 fixedly sleeved on an outer surface of a cable inner sleeve 1, a cable outer sleeve 3 fixedly sleeved on an outer surface of the composite magnesium oxide spacer 2, a plurality of wear-resistant rings 4 fixedly sleeved on an outer surface of the cable outer sleeve 3 at equal intervals, a plurality of cable wires 6 arranged on an inner wall of the cable inner sleeve 1, and a plurality of fireproof particles 5 fixedly filled between the inner wall of the cable inner sleeve 1 and outer surfaces of the plurality of cable wires 6.

Referring to fig. 3, the cable inner sleeve 1 further comprises a fireproof layer 101, a sealing layer 102 is fixedly adhered to the inner wall of the fireproof layer 101, a noise reduction layer 103 is fixedly adhered to the inner wall of the sealing layer 102, an insulating layer 104 is fixedly adhered to the inner wall of the noise reduction layer 103, a protective layer 105 is fixedly adhered to the inner wall of the insulating layer 104, and a fixing layer 106 is fixedly adhered to the inner wall of the protective layer 105.

The working principle is as follows: in use, the cable is more conveniently moved through the wear-resistant ring 4, the wear resistance of the cable outer sleeve 3 can be effectively improved through the wear-resistant ring 4, the cable outer sleeve 3 is prevented from being damaged when the cable is moved, when a fire disaster occurs, the fire can be prevented from spreading through the fireproof layer 101, and the cable wires 6 are wrapped through the fireproof particles 5, so that the cable wires 6 cannot be damaged by flame, the short circuit of the cable wires 6 is avoided, the problem that the existing cable is not provided with fire is solved, the sealing layer 102 can prevent water from permeating into the cable inner sleeve 1 after the cable outer sleeve 3 is damaged, the noise reduction layer 103 can reduce the influence of noise emitted nearby on the cable, the insulating layer 104 can prevent the cable from leaking electricity in thunderstorm weather, the protective layer 105 is designed to prevent the cable outer sleeve 3 and the cable inner sleeve 1 from being damaged, so that the cable inner sleeve 1 is easy to break, the fixing layer 106 increases the toughness of the cable inner sleeve 1 to prevent the fireproof particles 5 from flowing out due to the damage of the cable inner sleeve 1, and the composite type magnesium oxide spacer sleeve 2 has high fireproof and insulating properties, and can be converted into crystals after being burned at a high temperature of more than 1000 ℃, and becomes dead-burned magnesium oxide (magnesia) or sintered magnesium oxide when the temperature is increased to 1500-.

Wherein, the inside packing of flame retardant coating 101 has a large amount of fire prevention granule 5, sealing layer 102 then is the preparation of elastic rubber and forms, and the layer 103 of making an uproar is then sealed to adopt the copper wire, not only can avoid electromagnetic interference, and the copper establishment later can make and have the cavity structure between sealing layer 102 and the insulating layer 104, can form the noise reduction effect, and insulating layer 104 then is insulating material preparation and forms, and protective layer 105 then is supported by the flexible glue and forms, and fixed bed 106 then is worked out by the copper wire then fills the rubber preparation and forms.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flexible mineral substance fireproof cable of compound magnesium oxide interlayer, includes cable endotheca (1), its characterized in that: the outer fixed surface of cable endotheca (1) is equipped with compound magnesium oxide spacer (2), the outer fixed surface of compound magnesium oxide spacer (2) is equipped with cable jacket (3) in the cover, the fixed cover of outer surface equidistance of cable jacket (3) is equipped with a plurality of wear-resisting circles (4), the inner wall of cable endotheca (1) is provided with a plurality of cable silk (6), it has a plurality of fire prevention granule (5) to fix to fill between the inner wall of cable endotheca (1) and the surface of a plurality of cable silk (6).

2. The composite magnesium oxide interlayer flexible mineral fireproof cable of claim 1, wherein: the cable inner sleeve (1) comprises a fireproof layer (101).

3. The composite magnesium oxide interlayer flexible mineral fireproof cable of claim 2, wherein: and a sealing layer (102) is fixedly adhered to the inner wall of the fireproof layer (101).

4. The composite magnesium oxide interlayer flexible mineral fireproof cable of claim 3, wherein: and a noise reduction layer (103) is fixedly adhered to the inner wall of the sealing layer (102).

5. The composite magnesium oxide interlayer flexible mineral fireproof cable of claim 4, wherein: and an insulating layer (104) is fixedly adhered to the inner wall of the noise reduction layer (103).

6. The composite magnesium oxide interlayer flexible mineral fireproof cable of claim 5, wherein: and a protective layer (105) is fixedly adhered to the inner wall of the insulating layer (104), and a fixing layer (106) is fixedly adhered to the inner wall of the protective layer (105).