CN110942858A

CN110942858A - Burn-proof and anti-distortion cable based on flame-retardant inert gas

Info

Publication number: CN110942858A
Application number: CN201911321043.9A
Authority: CN
Inventors: 黄小英
Original assignee: 黄小英
Current assignee: QINGDAO CABLE Co.,Ltd.
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-03-31
Anticipated expiration: 2039-12-19
Also published as: CN110942858B

Abstract

The invention provides a burning-prevention and distortion-resistance cable based on flame-retardant inert gas, and relates to the technical field of cables. This prevent burning antitorque cable based on fire-retardant inert gas, including outer parcel, the inner chamber has been seted up to the inside of outer parcel, the inboard fixed mounting of outer parcel has first fire prevention coating, the inside fixed mounting of outer parcel has interior parcel, fixedly connected with connecting rod between interior parcel and the outer parcel, the peripheral fixed mounting of interior parcel has second fire prevention coating. This prevent burning antitorque song cable based on fire-retardant inert gas has avoided concentrating of inside conductor to generate heat, can cushion the torsion that the distortion produced, has avoided the wire to appear cracked phenomenon because of long-time excessive distortion, has saved inside filler material, has improved the pliability of cable, has slowed down the intensity of a fire to the effect of cable, has alleviated the fusing of inside conductor, strives for the time for cutting off the cable power.

Description

Burn-proof and anti-distortion cable based on flame-retardant inert gas

Technical Field

The invention relates to the technical field of cables, in particular to a burn-proof and distortion-resistant cable based on flame-retardant inert gas.

Background

A cable made of one or more mutually insulated conductors and an outer insulating layer, the conductors carrying power or information from one point to another, usually a rope-like cable twisted from several or several groups of conductors, each group being insulated from each other and usually twisted around a center, the whole being covered with a highly insulating layer, the cable being characterized by an inner current supply and an outer insulation.

And when the conflagration breaing out, if the cable breaks off and just produces the phenomenon of discharging easily, make the intensity of a fire become bigger, also can influence the power consumption in other regions simultaneously, therefore, current cable all need possess the performance of preventing burning, and traditional cable all utilizes the different fire-retardant material of parcel to prevent fires, make flame ignite the cable, but inside wire still can bear very big high temperature, reach certain degree after the temperature, still can make inside wire fusing, and the cable is at the in-process of installation transportation, it twists reverse to produce easily, make inside wire distortion, the easy fracture of taking place, the inside wire of mutual insulation of traditional cable is attached to each other, and inside has a large amount of backlog to fill, not only extravagant former raw and other materials, at the in-process of work, the heat that the wire produced gathers easily, the heating of cable has been accelerated.

In order to solve the problems, the inventor provides a burn-proof and distortion-resistant cable based on flame-retardant inert gas, so that concentrated heating of internal wires is avoided, torsion generated by distortion can be buffered, the phenomenon that the wires are broken due to long-time excessive distortion is avoided, internal filling materials are saved, the flexibility of the cable is improved, the action of fire on the cable is slowed down, the fusing of the internal wires is relieved, and time is strived for cutting off a cable power supply.

Disclosure of Invention

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a prevent burn antitorque cable based on fire-retardant inert gas, includes outer parcel, inner chamber, first fire protection coating, interior parcel, connecting rod, second fire protection coating, mounting panel, insulating layer, wire, surrounding plate.

Wherein:

the inner chamber has been seted up to the inside of outer parcel, the inboard fixed mounting of outer parcel has first fire protection coating, parcel in the inside fixed mounting of outer parcel, fixedly connected with connecting rod between interior parcel and the outer parcel, the peripheral fixed mounting of interior parcel has second fire protection coating, the inside fixed mounting of interior parcel has the mounting panel, the inside fixed mounting of mounting panel has the insulating layer, the wire has been placed to the inside of insulating layer, fixed connection has the surrounding plate between the mounting panel.

Preferably, ten inner chambers are arranged in the transverse cutting plane of the outer wrapping body and are uniformly distributed in the outer wrapping body, pressurized inert gas is sealed in the inner chamber and is carbon dioxide, nitrogen and the like, so that when the cable is burnt, the inner chamber can expand and grow, the inner lead is far away from a fire source, and the inert gas is released when the cable is broken, and the fire extinguishing effect is achieved.

Preferably, the number of the connecting rods is ten, the connecting rods are uniformly distributed between the periphery of the inner wrapping and the inner side of the outer wrapping, and torsion suffered by the cable can be buffered through torsion of the connecting rods.

Preferably, the total of five of mounting panel, one end and the inner wall fixed mounting of interior parcel, the other end all towards the center of interior parcel, and including the inside evenly distributed of parcel, can be with the inside partition of interior parcel in five the same cavities.

Preferably, the insulating layer and the wire are six in number, one is fixedly mounted in the center of the intersection of the mounting plates, and the other five are respectively fixedly mounted in the center of each mounting plate, so that the insulating layer and the wire are uniformly wrapped and dispersed, and the mutual attachment between the wires is avoided.

Preferably, the wires are mutually wound, and the outer sides of the wires are wrapped with the insulating layers, so that the wires are prevented from being loosened.

Preferably, three surrounding plates are fixedly mounted between the adjacent mounting plates, and the middle surrounding plate is fixedly mounted between the insulating layers, so that the filling material is saved, and the flexibility of the cable is improved.

The invention provides a burning-prevention and distortion-resistance cable based on flame-retardant inert gas. The method has the following beneficial effects:

1. this prevent burning antitorque song cable based on fire-retardant inert gas, through the installation of interior parcel inside mounting panel, can locate insulating layer and wire fixed mounting at the intersection and the center of mounting panel for the inside homodisperse of parcel including insulating layer and wire has avoided making the phenomenon of the easy gathering of heat because of the mutual attached of wire, has slowed down the generating heat of cable.

2. This prevent burning antitorque song cable based on fire-retardant inert gas carries out the design that supports through surrounding plate to the mounting panel, has saved the inside filler material of interior parcel, has also improved the pliability of cable simultaneously.

3. This prevent burning antitorque song cable based on fire-retardant inert gas through the effect of connecting rod between outer parcel and the interior parcel, can cushion the torsion that twists reverse the production for the torsion that the wire received in the interior parcel reduces greatly, and then has avoided the wire phenomenon of fracture to appear because of excessively warping for a long time.

4. This prevent burning antitorque cable based on fire-retardant inert gas, through the inside pressurized inert gas's of outer parcel inner chamber design, when suffering the firing, high-pressure inert gas will be heated and produce the inflation, and then make outer parcel outwards extend, increase the distance between inside wire and the ignition, and after breaking, the inert gas that flows plays the effect of putting out a fire, has slowed down the intensity of a fire to the effect of cable, has alleviated the fusing of inside wire, strives for the time for cutting off the cable power.

Drawings

FIG. 1 is a cross-sectional view of a structure of the present invention;

FIG. 2 is a cross-sectional view of the structure of FIG. 1 taken along line A-A thereof in accordance with the present invention;

FIG. 3 is a cross-sectional view of a twisted cable construction of the present invention;

FIG. 4 is a cross-sectional view of a structure of the present invention as it encounters a burn.

In the figure: 1. wrapping; 2. an inner cavity; 3. a first fire-retardant coating; 4. inner wrapping; 5. a connecting rod; 6. a second fire resistant coating; 7. mounting a plate; 8. an insulating layer; 9. a wire; 10. surrounding the plate.

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 of such burn-resistant and twist-resistant cables based on flame-retardant inert gases are as follows:

referring to fig. 1-4, a burn-proof and distortion-proof cable based on flame-retardant inert gas comprises an outer wrapping 1, an inner cavity 2, a first fireproof coating 3, an inner wrapping 4, a connecting rod 5, a second fireproof coating 6, a mounting plate 7, an insulating layer 8, a conducting wire 9 and a surrounding plate 10.

Wherein:

inner chamber 2 has been seted up to the inside of outer parcel 1, ten inner chambers 2 have been seted up altogether in the horizontal tangent plane of outer parcel 1, and evenly distributed is in the inside of outer parcel 1, the inside seal of inner chamber 2 has pressurized inert gas, inert gas is carbon dioxide, nitrogen gas etc, make the cable when suffering the firing, inner chamber 2 can the inflation grow, design through the inside pressurized inert gas of outer parcel 1 inner chamber 2, when suffering the firing, high-pressure inert gas will be heated and produce the inflation, and then make outer parcel 1 outwards extend, increase the distance between inside wire 9 and the ignition, and after breaking, outflow inert gas plays the effect of putting out a fire, the effect of intensity of a fire to the cable has been slowed down, the fusing of inside wire 9 has been alleviated, strive for the time for cutting off the cable power.

The inboard fixed mounting of outer parcel 1 has first fire protection coating 3, parcel 4 in the inside fixed mounting of outer parcel 1, fixedly connected with connecting rod 5 between inner parcel 4 and the outer parcel 1, the total ten of quantity of connecting rod 5, parcel 4 periphery and outer parcel 1 inboardly including evenly distributed, twist reverse through connecting rod 5, can cushion the torsion that the cable suffered, through the effect of connecting rod 5 between outer parcel 1 and the inner parcel 4, can cushion the torsion that twists reverse the production, make the torsion that wire 9 received in the inner parcel 4 reduce greatly, and then avoided wire 9 to appear cracked phenomenon because of excessively warping for a long time.

The periphery of the inner package 4 is fixedly provided with a second fireproof coating 6, the inner part of the inner package 4 is fixedly provided with a mounting plate 7, the number of the mounting plates 7 is five, one end of each mounting plate is fixedly arranged with the inner wall of the inner package 4, the other end of each mounting plate faces the center of the inner package 4, the mounting plates are uniformly distributed in the inner part of the inner package 4 and can divide the inner part of the inner package 4 into five same cavities, the inner part of each mounting plate 7 is fixedly provided with an insulating layer 8, the insulating layers 8 and the wires 9 are six in total, one fixing device is arranged in the crossed center of the mounting plate 7, the other five devices are respectively fixedly arranged in the center of each mounting plate 7, so that the insulating layers 8 and the wires 9 are uniformly dispersed in the inner package 4, the mutual attachment between the wires 9 is avoided, and the insulating layers 8 and the wires 9 can be fixedly arranged at the crossed, make insulating layer 8 and wire 9 in the inside homodisperse of parcel 4, avoided making the phenomenon of the easy gathering of heat because of mutual attached of wire 9, slowed down the generating heat of cable.

Wire 9 has been placed to the inside of insulating layer 8, wire 9 is intertwine earlier, insulating layer 8 is wrapped up in its outside again, the looseness of wire 9 has been avoided, fixed connection has surrounding plate 10 between mounting panel 7, it has three surrounding plates 10 to share fixed mounting between the adjacent mounting panel 7, and middle a fixed mounting is between insulating layer 8, carry out the design that supports to mounting panel 7 through surrounding plate 10, the inside filling material of interior parcel 4 has been saved, the pliability of cable has also been improved simultaneously.

When the cable is used, the insulating layer 8 and the lead 9 can be fixedly arranged at the intersection point and the center of the mounting plate 7 through the mounting of the mounting plate 7 inside the inner package 4, so that the insulating layer 8 and the lead 9 are uniformly dispersed inside the inner package 4, the mutual attachment of the lead 9 is avoided, then the mounting plate 7 is supported by the surrounding plate 10, the filling material inside the inner package 4 is saved, and the flexibility of the cable is improved, when the cable is twisted, the outer package 1 can firstly rotate, the torsion generated by the twisting can be buffered through the action of the connecting rod 5 between the outer package 1 and the inner package 4, the torsion received by the lead 9 inside the inner package 4 is greatly reduced, when the cable is burnt, the high-pressure inert gas inside the inner cavity 2 can be heated to generate expansion, and further the outer package 1 extends outwards to increase the distance between the inner lead 9 and an ignition point, after outer parcel 1 produced breaking, can also play the effect of putting out a fire, slowed down the effect of intensity of a fire to the cable, alleviated the fusing of inside conductor 9, strived for the time for cutting off the cable power.

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

Claims

1. A burn-proof and twist-resistant cable based on flame-retardant inert gas comprises an outer wrapping (1) and is characterized in that: inner chamber (2) have been seted up to the inside of outer parcel (1), the inboard fixed mounting of outer parcel (1) has first fire protection coating (3), parcel (4) in the inside fixed mounting of outer parcel (1), fixedly connected with connecting rod (5) between interior parcel (4) and outer parcel (1), the peripheral fixed mounting of interior parcel (4) has second fire protection coating (6), the inside fixed mounting of interior parcel (4) has mounting panel (7), the inside fixed mounting of mounting panel (7) has insulating layer (8), wire (9) have been placed to the inside of insulating layer (8), fixed connection has around board (10) between mounting panel (7).

2. The burn-resistant and twist-resistant cable based on flame-retardant inert gas as claimed in claim 1, wherein: ten inner cavities (2) are formed in the transverse tangent plane of the outer package (1) and are uniformly distributed in the outer package (1), and pressurized inert gas is sealed in the inner cavities (2).

3. The burn-resistant and twist-resistant cable based on flame-retardant inert gas as claimed in claim 1, wherein: the number of the connecting rods (5) is ten, and the connecting rods are uniformly distributed between the periphery of the inner package (4) and the inner side of the outer package (1).

4. The burn-resistant and twist-resistant cable based on flame-retardant inert gas as claimed in claim 1, wherein: the total five of quantity of mounting panel (7), the inner wall fixed mounting of one end and interior parcel (4), the other end all towards the center of interior parcel (4), and the inside evenly distributed of parcel (4) including.

5. The burn-resistant and twist-resistant cable based on flame-retardant inert gas as claimed in claim 1, wherein: the insulation layer (8) and the conducting wire (9) are six in number, one of the insulation layer and the conducting wire is fixedly arranged in the center of the intersection of the mounting plates (7), and the other five insulation layers are fixedly arranged in the center of each mounting plate (7).

6. The burn-resistant and twist-resistant cable based on flame-retardant inert gas as claimed in claim 1, wherein: the wires (9) are mutually wound, and the outer sides of the wires are wrapped with the insulating layers (8).

7. The burn-resistant and twist-resistant cable based on flame-retardant inert gas as claimed in claim 1, wherein: and three surrounding plates (10) are fixedly mounted between the mounting plates (7) and a middle one is fixedly mounted between the insulating layers (8).