CN214796877U

CN214796877U - High-temperature-resistant insulated cable with flame-retardant structure

Info

Publication number: CN214796877U
Application number: CN202120773767.3U
Authority: CN
Inventors: 刘晓飞
Original assignee: Qingdao Haineng Special Cable Co ltd
Current assignee: Qingdao Haineng Special Cable Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2021-11-19
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a high temperature resistant insulated cable with fire-retardant structure, including interior casing, the inner chamber of interior casing is provided with the assembly chamber through the interlayer, and the assembly intracavity is equipped with the cable core through the connecting rod is fixed, and the assembly intracavity is equipped with the heat conduction piece. The produced heat of cable core in the use can be dispelled the heat through the heat conduction piece at assembly intracavity evenly distributed at the in-process that uses, reduces generating heat of cable core in current transmission process, is provided with fire-retardant layer in the center department of inner casing, and it has granule fire-retardant material to fill in fire-retardant layer, can be heated the back of catching fire through setting up fire-retardant layer and carry out fire-retardant to the intensity of a fire, avoids further stretching of the intensity of a fire, strengthens the security of this product.

Description

High-temperature-resistant insulated cable with flame-retardant structure

Technical Field

The utility model relates to an insulated cable technical field specifically is a high temperature resistant insulated cable with fire-retardant structure.

Background

A cable refers to a wire made of one or more mutually insulated conductors and an outer insulating protective layer that transmits power or information from one place to another. The existing cable is easy to generate high temperature when transmitting current in the using process, and after long-time use, fire easily occurs due to aging of an external insulating layer, so that potential safety hazards are caused. To this end, we propose a high temperature resistant insulated cable with flame retardant construction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant insulated cable with fire-retardant structure 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 high temperature resistant insulated cable with fire-retardant structure, includes interior casing, the inner chamber of interior casing is provided with the assembly chamber through the interlayer, the assembly intracavity is equipped with the cable core through connecting rod fixed, the assembly intracavity is equipped with the heat conduction piece.

Preferably, the number of the interlayer is matched with that of the assembly cavities, the number of the interlayer and the assembly cavities is at least three, and the three interlayers and the assembly cavities are circumferentially and uniformly distributed in the inner cavity of the inner shell.

Preferably, the centers of the three interlayer are provided with installation cavities, and the installation cavities are filled with flame-retardant layers.

Preferably, the heat conduction blocks are symmetrically distributed in the assembly cavity by taking the cable core as a center.

Preferably, the outer side wall of the inner shell is sleeved with a protection shell, and a buffer component is arranged between the protection shell and the inner shell.

Preferably, the buffer assembly comprises a buffer rod fixedly installed between the protection shell and the inner shell, and a buffer block is integrally formed at the center of the buffer rod.

Preferably, the surface of the protection shell is uniformly provided with heat dissipation holes.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a high temperature resistant insulated cable with fire-retardant structure, divide into three assembly chamber through the inner chamber that sets up the interlayer with interior casing in the interior casing, through assembling the cable core at three assembly intracavity, the in-process that uses can dispel the heat to the produced heat of cable core in the use through the heat conduction piece at assembly intracavity evenly distributed, reduce generating heat of cable core in current transmission process, the center department of casing is provided with fire-retardant layer including, it has granule flame retardant material to fill in fire-retardant layer, can be heated the back of catching fire to the intensity of a fire through setting up fire-retardant layer, avoid further stretching of the intensity of a fire, strengthen the security of this product.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a detailed view of fig. 1 at a.

In the figure: 1. interior casing, 2, interlayer, 3, assembly chamber, 4, connecting rod, 5, cable core, 6, heat conduction block, 7, installation cavity, 8, fire-retardant layer, 9, protection casing, 10, buffering subassembly, 101, buffer beam, 102, buffer block, 11, louvre.

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 and fig. 2, the present invention provides a technical solution: the utility model provides a high temperature resistant insulated cable with fire-retardant structure, including interior casing 1, the inner chamber of interior casing 1 is provided with assembly chamber 3 through interlayer 2, interlayer 2 and assembly chamber 3's quantity phase-match, interlayer 2 is three at least with the quantity in assembly chamber 3, the inner chamber of casing 1 including three interlayer 2 is circumference evenly distributed with assembly chamber 3, assembly chamber 3 is interior through connecting rod 4 fixed assembly cable core 5, assembly chamber 3 is interior to be equipped with heat conduction block 6, through setting up cable core 5 respectively in assembly chamber 3, heat conduction block 6 adopts the electroplating material preparation to form, better heat conduction effect has, heat conduction block 6 uses cable core 5 to be the symmetric distribution in assembly chamber 3 as the center, dispel the heat to cable core 5 through heat conduction block 6 in the use, thereby reduce the temperature of cable core 5, guarantee current transmission's stability.

The center department of three interlayer 2 is equipped with installation cavity 7, and installation cavity 7 intussuseption is filled with fire-retardant layer 8, and fire-retardant layer 8 adopts the fire-retardant thing of granule to fill to form, if there is the conflagration to take place, installation cavity 7 is heated the back, and fire-retardant layer 8 can spill over in installation cavity 7 to block stretching of intensity of a fire.

The protection casing 9 has been cup jointed to the lateral wall of interior casing 1, be equipped with buffering subassembly 10 between protection casing 9 and the interior casing 1, buffering subassembly 10 includes buffer bar 101 of fixed mounting between protection casing 9 and interior casing 1, buffer bar 101's center department integrated into one piece has buffer block 102, protection casing 9 adopts the preparation of stereoplasm insulating rubber to form, buffer bar 101 and buffer block 102 adopt the preparation of high temperature resistant rubber to form, protect casing 1 through protection casing 9 and buffering subassembly 10 at the in-process that uses, thereby protect inside cable core 5, avoid receiving the collision that comes from the outside at in-process cable core 5 that uses, cause the damage, protection casing 9's surface has evenly seted up louvre 11, conveniently dispel the heat to casing 1 through setting up louvre 11.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a high temperature resistant insulated cable with fire-retardant structure which characterized in that: including interior casing (1), the inner chamber of interior casing (1) is provided with assembly chamber (3) through interlayer (2), assembly chamber (3) are interior to be equipped with cable core (5) through connecting rod (4) fixed mounting, be equipped with heat conduction piece (6) in assembly chamber (3).

2. A high temperature resistant insulated cable having a flame retardant construction according to claim 1, wherein: the number phase-match of interlayer (2) and assembly chamber (3), the quantity of interlayer (2) and assembly chamber (3) is three at least, three interlayer (2) and assembly chamber (3) are the inner chamber of circumference evenly distributed at inner shell (1).

3. A high-temperature resistant insulated cable having a flame retardant structure according to claim 2, characterized in that: the center of three interlayer (2) is equipped with installation cavity (7), installation cavity (7) intussuseption is filled with fire-retardant layer (8).

4. A high temperature resistant insulated cable having a flame retardant construction according to claim 1, wherein: the heat conducting blocks (6) are symmetrically distributed in the assembly cavity (3) by taking the cable core (5) as a center.

5. A high temperature resistant insulated cable having a flame retardant construction according to claim 1, wherein: the outer side wall of the inner shell (1) is sleeved with a protective shell (9), and a buffer component (10) is arranged between the protective shell (9) and the inner shell (1).

6. A high temperature resistant insulated cable with flame retardant construction according to claim 5, characterized in that: buffer unit (10) are including fixed mounting buffer rod (101) between protection casing (9) and interior casing (1), buffer block (102) are located integrated into one piece in the center of buffer rod (101).

7. A high temperature resistant insulated cable with flame retardant construction according to claim 5, characterized in that: the surface of the protection shell (9) is uniformly provided with heat dissipation holes (11).