CN213211750U

CN213211750U - Metal sheath inorganic mineral insulation flexible fireproof cable

Info

Publication number: CN213211750U
Application number: CN202022807101.3U
Authority: CN
Inventors: 樊群华; 耿京周
Original assignee: Sanhua Cable Co ltd
Current assignee: Sanhua Cable Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-05-14
Anticipated expiration: 2030-11-27

Abstract

The utility model relates to a cable technical field of putting into fire especially relates to a metal sheath inorganic mineral insulation flexible fireproof cable, which comprises a conductor, the conductor has inorganic mineral insulating layer, a plurality of for a plurality of roots and outside parcel inorganic mineral insulating layer, the common cover in outside of inorganic mineral insulating layer is equipped with the waterproof layer, and is a plurality of the inside packing of waterproof layer in the inorganic mineral insulating layer outside has the filling layer, the surface cover of waterproof layer is equipped with the insulating layer, the surface cover of insulating layer is equipped with the inoxidizing coating, the outside equidistance of inoxidizing coating is provided with a plurality of protection mach. The utility model discloses a set up inorganic mineral insulating layer for in the time of fire fighting, the condition of electric leakage can not take place for this cable, thereby avoids causing the injury to the fireman of fire fighting, through setting up the waterproof layer, can avoid water infiltration to advance inorganic mineral insulating layer's inside, thereby leads to the conductor to take place to damage.

Description

Metal sheath inorganic mineral insulation flexible fireproof cable

Technical Field

The utility model relates to a fire cable technical field especially relates to a metal sheath inorganic mineral insulation flexible fireproof cable.

Background

With the wide application of electric wires and cables in electric power systems, high-rise buildings, industrial and mining enterprises, urban and rural power distribution and communication networks, fire accidents caused by the electric wires and cables sometimes occur. According to statistics, the fire caused by the electric wires and the cables accounts for more than 60% of the total electric fire, and the electric wires and the cables are rapid in fire, rapid in fire behavior and easy to spread and expand when the electric wires and the cables are in fire. The smoke and fire is toxic, difficult to extinguish and accompanied with secondary danger, thus endangering the life and property safety of people. The loss caused by fire is serious, and the recovery time is long. Therefore, the control and reduction of the occurrence of fire of the electric wires and the cables become a great problem for guaranteeing the public safety of the society, and the common electric wires are composed of conductors and insulating layers and have common protection effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the protective effect is poor among the prior art, and the flexible fireproof cable of metal sheath inorganic mineral insulation who provides.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a flexible fireproof cable of metal sheath inorganic mineral insulation, includes the conductor, the conductor has inorganic mineral insulating layer, and is a plurality of for a plurality of and outside parcel inorganic mineral insulating layer's the common cover in outside of inorganic mineral insulating layer is equipped with the waterproof layer, and is a plurality of the inside packing of waterproof layer in the inorganic mineral insulating layer outside has the filling layer, the surface cover of waterproof layer is equipped with the insulating layer, the surface cover of insulating layer is equipped with the inoxidizing coating, the outside equidistance of inoxidizing coating is provided with a plurality of.

Preferably, the protection mechanism comprises a metal sheath sleeved outside the protection layer, an anti-slip mechanism is arranged on the surface, away from the protection layer, of the metal sheath, and fixing mechanisms in contact with the protection layer are symmetrically arranged on two sides of the metal sheath.

Preferably, the anti-skid mechanism comprises a rubber pad sleeved on the outer surface of the metal sheath, and a plurality of protrusions are equidistantly connected to one surface of the rubber pad, which is far away from the metal sheath, by taking the metal sheath as a circle center.

Preferably, the fixing mechanism comprises a connecting block connected to one side of the metal sheath, mounting holes are symmetrically formed in the outer side of the connecting block, and bolts in contact with the protective layer are inserted into the two mounting holes.

Preferably, the protective layer is made of rubber, and the conductor is made of copper.

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

the utility model discloses a set up inorganic mineral insulating layer, make in the fire fighting, the condition of electric leakage can not take place for this cable, thereby avoid causing the injury to the fireman of fire fighting, through setting up the waterproof layer, can avoid water to permeate into the inside of inorganic mineral insulating layer, thereby lead to the conductor to take place to damage, through setting up the insulating layer, can avoid the intensity of a fire to cause the influence to the temperature of conductor, make the cable take place the short circuit because the temperature is too high, through setting up the inoxidizing coating, and metal sheath, the outside of protection cable can not receive the damage, thereby play certain guard action to the conductor, under fixed establishment's cooperation, can adjust the distance between the metal sheath as required, make this cable both can buckle, play certain fire prevention effect again, the life of cable has been prolonged simultaneously.

Drawings

Fig. 1 is a schematic structural view of a metal sheath inorganic mineral insulation flexible fireproof cable provided by the utility model;

fig. 2 is the utility model provides a partial structure cross-sectional view of flexible fireproof cable of metal sheath inorganic mineral insulation.

In the figure: 1. a conductor; 2. an inorganic mineral insulating layer; 3. a filling layer; 4. a waterproof layer; 5. a thermal insulation layer; 6. a protective layer; 7. a metal sheath; 8. connecting blocks; 9. a bolt; 10. mounting holes; 11. a rubber pad; 12. and (4) a protrusion.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-2, the metal sheath inorganic mineral insulation flexible fireproof cable comprises a conductor 1, wherein the conductor 1 is made of copper, the conductor 1 is a plurality of conductors, the outer sides of the conductors are wrapped with inorganic mineral insulation layers 2, waterproof layers 4 are jointly sleeved on the outer sides of the inorganic mineral insulation layers 2, filling layers 3 are filled in the waterproof layers 4 on the outer sides of the inorganic mineral insulation layers 2, a heat insulation layer 5 is sleeved on the outer surface of the waterproof layer 4, a protection layer 6 is sleeved on the outer surface of the heat insulation layer 5, the protection layer 6 is made of rubber, and a plurality of protection mechanisms are arranged on the outer side of the protection layer 6 at equal intervals; through setting up inorganic mineral insulating layer 2, play certain guard action to conductor 1, under waterproof layer 4's effect, can avoid when the fire fighting, the inside of inorganic mineral insulating layer 2 is gone into in water infiltration, under the effect of insulating layer 5 and inoxidizing coating 6, can play guard action to the cable, when the conflagration takes place, can avoid the cable to take place the short circuit because of the high temperature simultaneously.

The protection mechanism comprises a metal sheath 7 sleeved on the outer side of the protection layer 6, an anti-skid mechanism is arranged on one surface, away from the protection layer 6, of the metal sheath 7, the anti-skid mechanism comprises a rubber pad 11 sleeved on the outer surface of the metal sheath 7, a plurality of protrusions 12 are equidistantly connected on one surface, away from the metal sheath 7, of the rubber pad 11, the protrusions are arranged at intervals by taking the metal sheath 7 as a circle center, fixing mechanisms which are in contact with the protection layer 6 are symmetrically arranged on two sides of the metal sheath 7, each fixing mechanism comprises a connecting block 8 connected to one side of the metal sheath 7, mounting holes 10 are symmetrically formed in the outer side of each connecting block 8; through setting up connecting block 8 for 9 cartridges of bolt are in the inside of mounting hole 10, thereby fix metal sheath 7 in the outside of inoxidizing coating 6, play the effect of protection to the cable, when making the cable can buckle, play certain fire prevention effect, under the effect of rubber pad 11 and protruding 12, make the cable fix in a place in, can not slide at will.

The working principle is as follows: through setting up inorganic mineral insulating layer 2, waterproof layer 4, insulating layer 5 and inoxidizing coating 6, play certain guard action to conductor 1, thereby can effectually play waterproof and thermal-insulated effect, make the conflagration take place, when the fireman carries out the fire fighting, this cable can not take place to damage, through setting up protection machanism, make metal sheath 7 can fix in the outside of cable, can adjust the distance between metal sheath 7 as required simultaneously, it is that this cable both can buckle and also can play certain effect of putting on fire to get.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a flexible fireproof cable of metal sheath inorganic mineral insulation, includes conductor (1), its characterized in that, conductor (1) has inorganic mineral insulating layer (2) for a plurality of and outside parcel, and is a plurality of the common cover in outside of inorganic mineral insulating layer (2) is equipped with waterproof layer (4), and is a plurality of the inside packing of waterproof layer (4) in inorganic mineral insulating layer (2) outside has filling layer (3), the surface cover of waterproof layer (4) is equipped with insulating layer (5), the surface cover of insulating layer (5) is equipped with inoxidizing coating (6), the outside equidistance of inoxidizing coating (6) is provided with a plurality of protection machanism.

2. The inorganic mineral insulation flexible fireproof cable with the metal sheath as claimed in claim 1, wherein the protection mechanism comprises a metal sheath (7) sleeved outside the protection layer (6), an anti-slip mechanism is arranged on the side of the metal sheath (7) far away from the protection layer (6), and fixing mechanisms in contact with the protection layer (6) are symmetrically arranged on two sides of the metal sheath (7).

3. The inorganic mineral insulated flexible fireproof cable with metal sheath as claimed in claim 2, wherein the anti-slip mechanism comprises a rubber pad (11) sleeved on the outer surface of the metal sheath (7), and a plurality of protrusions (12) are equidistantly connected to one surface of the rubber pad (11) away from the metal sheath (7) by taking the metal sheath (7) as a center of circle.

4. The inorganic mineral insulation flexible fireproof cable with the metal sheath as claimed in claim 2, wherein the fixing mechanism comprises a connecting block (8) connected to one side of the metal sheath (7), mounting holes (10) are symmetrically formed in the outer side of the connecting block (8), and bolts (9) in contact with the protective layer (6) are inserted into the two mounting holes (10).

5. A metal-sheathed flexible fire-protected inorganic mineral-insulated cable according to claim 1, characterized in that the protective layer (6) is made of rubber and the conductor (1) is made of copper.