CN209947490U

CN209947490U - Cable with good fireproof performance

Info

Publication number: CN209947490U
Application number: CN201920252504.0U
Authority: CN
Inventors: 王帅; 林伟波; 林文伟
Original assignee: Xiangyang Nuolixin Wire And Cable Co Ltd
Current assignee: Xiangyang Nuolixin Wire And Cable Co Ltd
Priority date: 2019-02-28
Filing date: 2019-02-28
Publication date: 2020-01-14
Anticipated expiration: 2029-02-28

Abstract

The utility model discloses a cable that fire behavior is good, including tinfoil, radiation shield, cable wire frame, pull wire and conductive core, the inside loop type inner chamber that is equipped with of cable wire frame, lateral wall internally mounted between cable wire frame and the loop type inner chamber has straight type copper wire, and the winding has a plurality of loop type copper wires between every straight type copper wire, and cable wire frame outside cover has the radiation shield, and beneficial effect is: set up dampproofing the pad through the cable conductor core outside, can play certain dampproofing function, whole conductor core all sets up in the cable conductor frame by straight type copper wire and ring type copper wire cross connection simultaneously, conductor core can not flattened the crushing when can guaranteeing to use, set up fire prevention mud and tin paper in addition, come to carry out fire protection to the cable through double-deck fire-proof material, fire behavior is better, still set up the radiation shield, can avoid the overheated conductive core that causes of ambient temperature impaired, whole novel cable fire behavior is better, possess thermal-insulated dampproofing function simultaneously.

Description

Cable with good fireproof performance

Technical Field

The utility model relates to a cable, in particular to cable that fire behavior is good belongs to cable equipment technical field.

Background

The cable is made by one or more mutual insulated conductor and outsourcing insulating protection layer, with electric power or information from a wire of transmitting to another department, current cable fire behavior is poor, wets easily under the rainy day condition, also is pressed easily simultaneously, causes the damage, in case when self inside high temperature, its surface also can send out the boiling hot, is difficult for taking.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cable that fire behavior is good to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cable that fire behavior is good, includes tinfoil, heat insulating sleeve, cable wire frame, pull wire and conductive core, the inside loop type inner chamber that is equipped with of cable wire frame, lateral wall internally mounted between cable wire frame and the loop type inner chamber has straight type copper wire, every the winding has a plurality of loop type copper wires between the straight type copper wire, cable wire frame outside cover has the heat insulating sleeve, the heat insulating sleeve surface is attached with the tinfoil, the loop type inner chamber of cable wire frame is equipped with the pull wire in the middle of being positive, be equipped with a plurality of conductive core between loop type inner chamber inside wall and the pull wire, every conductive core surface all overlaps there is insulating protective sheath.

As an optimal technical scheme of the utility model, wear-resisting glue has been paintd to the tin foil surface, just scribble micro wear-resisting glue between tin foil and the radiation shield sleeve.

As an optimal technical scheme of the utility model, scribble the one deck fire prevention mud between radiation shield and the cable wire frame.

As an optimized technical scheme of the utility model, every the inside a plurality of through holes that all are equipped with of straight copper wire, just the quantity and the diameter size of through hole all are the same with the diameter size of loop type copper wire quantity and self copper filament body.

As an optimal technical scheme of the utility model, every insulating protective sheath surface all overlaps there is the dampproof membrane, just the diameter of pull wire equals the diameter of ring type inner chamber including two relative dampproof membrane diameters.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a cable that fire behavior is good, its internal structure reasonable in design, high durability and convenient use, set up dampproofing pad through the cable conductor core outside, can play certain dampproofing function, whole conductor core all sets up in the cable conductor frame by straight type copper wire and loop type copper wire cross connection simultaneously, conductor core can not be flattened and crushed when can guaranteeing to use, set up fire prevention mud and tin paper in addition, come to carry out fire protection to the cable through double-deck fire resistive material, fire behavior is better, and can guarantee that the surface can not excessively scald when in-line self high temperature, difficult spontaneous combustion, still set up the heat-proof housing in addition, can avoid the overheated conductive core that causes of ambient temperature impaired, whole novel cable fire behavior is better, possess thermal-insulated moisture-proof function simultaneously.

Drawings

Fig. 1 is a schematic cross-sectional structure of the present invention;

fig. 2 is a schematic view of the anatomical structure of the cable frame of the present invention;

fig. 3 is a schematic structural view of the straight copper wire of the present invention.

In the figure: 1. wear-resistant glue; 2. tin foil; 3. a heat insulating sleeve; 4. fire-proof mud; 5. a cable wire frame; 6. a straight copper wire; 7. a ring-shaped copper wire; 8. a ring-shaped inner cavity; 9. a pull wire; 10. a conductive wire core; 11. an insulating protective sleeve; 12. a moisture barrier film; 13. a through hole.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a cable that fire behavior is good, including the tin foil 2, the heat insulating sleeve 3, cable wire frame 5, pull wire 9 and conductive wire core 10, cable wire frame 5 inside is equipped with ring type inner chamber 8, lateral wall internally mounted between cable wire frame 5 and the ring type inner chamber 8 has straight type copper wire 6, the winding has a plurality of ring type copper wires 7 between every straight

type copper wire

6, 5 outside covers of cable wire frame have

heat insulating sleeve

3, 3 surface pastes of heat insulating sleeve have

tin foil

2, 8 positive centers of ring type inner chamber of cable wire frame 5 are equipped with pull wire 9, be equipped with a plurality of conductive wire cores 10 between 8 inside walls of ring type inner chamber and the pull wire 9, every conductive wire core 10 surface all overlaps there is insulating protective sheath 11.

The outer surface of the tinfoil 2 is coated with wear-resistant glue 1, a trace amount of wear-resistant glue 1 is coated between the tinfoil 2 and the heat insulation sleeve 3, the tinfoil 2 is convenient to protect, the tinfoil 2 can be adhered to the outer surface of the heat insulation sleeve 3, a layer of fireproof mud 4 is coated between the heat insulation sleeve 3 and the cable conductor frame 5, the fireproof performance of the cable is improved, a plurality of through holes 13 are formed in each straight copper wire 6, the number and the diameter of the through holes 13 are the same as the number of the annular copper wires 7 and the diameter of the copper wire body, the straight copper wires 6 and the annular copper wires 7 can form a frame body, the conductive wire cores 10 in the annular inner cavity 8 cannot be damaged, the outer surface of each insulating protection sleeve 11 is sleeved with a damp-proof film 12, the diameter of the traction wire 9 and the diameter of the two opposite damp-proof films 12 are equal to the diameter of the annular inner cavity 8, and the conductive wire cores 10 are ensured to be always, avoid being damaged by damp.

Specifically, when the utility model is used, during processing and production, firstly, each annular copper wire 7 is paired with the straight copper wire 6 through the through hole 13, and the annular copper wire 7 is connected at the joint, then the woven copper wire frame is inserted into the cable frame 5, so as to ensure that the cable frame 5 can not be easily flattened, then the outer ring of each conductive wire core 10 is wrapped with the insulating protective sleeve 11, then the moisture-proof film 12 is wound on the insulating protective sleeve 11, and the sum of the overall diameter of the two conductive wire cores 10 wrapped with the moisture-proof film 12 and the insulating protective sleeve 11 and the diameter of the traction wire 9 is ensured to be exactly equal to the diameter of the annular inner cavity 8, so as to avoid the whole from shaking in the annular inner cavity 8, then each conductive wire core 10 is attached to the outer side of the traction wire 9 and is integrally inserted into the annular inner cavity 8 of the cable frame 5, then the outer surface of the cable frame 5 is coated with, with 3 covers of radiation shield sleeve 4 outer lanes in fire prevention mud, and the radiation shield sleeve 3 adopts rock wool thermal insulation material to make more, then scribble micro-wear-resisting glue 1 at 3 surfaces of radiation shield sleeve, with 2 attached 3 surfaces of radiation shield sleeve of tinfoil, scribble the wear-resisting glue 1 that one side is thick again at 2 surfaces of tinfoil finally, can play certain protection to tinfoil 2, whole novel cable fire behavior is better, has thermal-insulated dampproofing function simultaneously, and the protectiveness is better.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 cable with good fireproof performance is characterized by comprising tinfoil (2), a heat insulation sleeve (3), a cable wire frame (5), a traction wire (9) and a conductive wire core (10), an annular inner cavity (8) is arranged inside the cable wire frame (5), straight copper wires (6) are arranged inside the side wall between the cable wire frame (5) and the annular inner cavity (8), a plurality of annular copper wires (7) are wound between each straight copper wire (6), the outer side of the cable wire frame (5) is sleeved with a heat insulation sleeve (3), the outer surface of the heat insulation sleeve (3) is adhered with tinfoil (2), a traction wire (9) is arranged in the middle of the annular inner cavity (8) of the cable wire frame (5), a plurality of conductive wire cores (10) are arranged between the inner side wall of the annular inner cavity (8) and the pull wire (9), and an insulating protective sleeve (11) is sleeved on the outer surface of each conductive wire core (10).

2. The cable with good fireproof performance according to claim 1, wherein: wear-resistant glue (1) is smeared on the outer surface of the tin foil (2), and a trace amount of wear-resistant glue (1) is smeared between the tin foil (2) and the heat insulation sleeve (3).

3. The cable with good fireproof performance according to claim 1, wherein: and a layer of fireproof mud (4) is coated between the heat insulation sleeve (3) and the cable wire frame (5).

4. The cable with good fireproof performance according to claim 1, wherein: a plurality of through holes (13) are formed in each straight copper wire (6), and the number and the diameter of the through holes (13) are the same as those of the annular copper wires (7) and the diameter of the copper wire body.

5. The cable with good fireproof performance according to claim 1, wherein: the outer surface of each insulating protective sleeve (11) is sleeved with a moisture-proof film (12), and the diameter of the traction wire (9) plus the diameters of the two opposite moisture-proof films (12) is equal to the diameter of the annular inner cavity (8).