CN219418550U - Organic insulation fire-resistant wire and cable - Google Patents

Abstract

The utility model discloses an organic insulating fire-resistant wire and cable, which comprises an outer protective layer, wherein an armor layer is arranged on the inner side of the outer protective layer, a plurality of groups of buffer elements are uniformly arranged on the inner side of the armor layer, the inner sides of the plurality of groups of buffer elements are jointly provided with an outer insulating layer, the inner side of the outer insulating layer is provided with a flame-retardant filler layer, the inner side of the flame-retardant filler layer is provided with a fixed sleeve, four groups of heat-insulating filler layers are filled in the fixed sleeve, and cable cores are arranged on the inner sides of the four groups of heat-insulating filler layers; according to the utility model, through the mutual matching among the outer protective layer, the reinforcing strips, the inner insulating layer, the buffer piece, the outer insulating layer, the fixing sleeve and the cable core, the cable has better strength performance, the extrusion force can be effectively buffered when the cable is subjected to external pressure, the damage to the cable is reduced, the compression resistance of the cable is improved, and the cable can perform insulation protection on the cable core for two times, so that the insulation performance is improved.

Description

Organic insulation fire-resistant wire and cable

Technical Field

The utility model relates to the technical field of wires and cables, in particular to an organic insulating fire-resistant wire and cable.

Background

With the development of urban construction, electric power is one of the modern important energy sources, and electric wires and cables are used for transmitting electric energy, and in order to ensure the transmission safety, the electric wires and cables are required to have certain insulation and fire resistance;

some of the problems with existing devices are: when the cable receives external pressure, be difficult to effectively alleviate pressure, the cable easily appears splitting phenomenon such as, compressive property is relatively poor, and the cable appears the electric leakage phenomenon easily after the insulating layer fracture, and the security performance is lower.

Disclosure of Invention

The utility model aims to provide an organic insulating fire-resistant wire and cable, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an organic insulation fire-resistant type wire and cable, includes outer inoxidizing coating, the inboard of outer inoxidizing coating sets up the armor, the inboard of armor evenly is provided with multiunit cushioning element, multiunit the inboard of cushioning element is provided with outer insulating layer jointly, the inboard of outer insulating layer is provided with fire-retardant packing layer, the inboard of fire-retardant packing layer is provided with fixed cover, the inside of fixed cover is filled with four sets of thermal-insulated packing layers, four sets of the inboard of thermal-insulated packing layer is provided with the cable core, four sets of the outside of cable core is provided with the inner insulating layer, the inside of outer inoxidizing coating evenly is provided with eight sets of strengthening bars.

Preferably, the outside of outer inoxidizing coating evenly is provided with multiunit fixed strip, can cushion certain pressure to can promote the wearability of cable, reduce the wearing and tearing that the cable body received.

Preferably, the two sides of the inner side of the fixing sleeve are provided with partition plates, and the cross shape of the partition plates can separate four groups of cable cores.

Preferably, the cross section shape of the buffer part is X-shaped, and the buffer part is made of rubber and can deform when being subjected to external pressure so as to relieve the pressure.

Preferably, the outer side of the outer insulating layer is provided with a cavity, and a plurality of groups of buffer pieces are positioned in the cavity to provide a certain buffer space.

Preferably, the outer insulating layer is made of silicon rubber material, and has good insulating property.

Compared with the prior art, the utility model has the beneficial effects that: this fire-resistant class wire and cable of organic insulation passes through the cooperation between outer inoxidizing coating, the reinforcement strip, the inner insulating layer, the bolster, outer insulating layer, fixed cover and the cable core for this cable has better intensity performance, when receiving external pressure, can effectively cushion extrusion force, has reduced the injury that the cable received, has promoted the compressive property of cable, and the cable can carry out twice insulation protection to the cable core, has promoted insulating property, can prevent to appear the electric leakage phenomenon, and it is safer to use.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is a side cross-sectional view of the present utility model;

fig. 3 is a perspective view of the fixing sleeve of the present utility model.

In the figure: 1. an outer protective layer; 2. reinforcing strips; 3. an inner insulating layer; 4. an armor layer; 5. a buffer member; 6. an outer insulating layer; 7. a flame retardant filler layer; 8. a thermal insulation filler layer; 9. a fixed sleeve; 10. a cable core.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, embodiments of the present utility model are provided: the utility model provides an organic insulation fire-resistant type wire and cable, including outer inoxidizing coating 1, the outside of outer inoxidizing coating 1 evenly is provided with multiunit fixed strip, can cushion certain pressure, and can promote the wearability of cable, reduced the wearing and tearing that the cable body received, the inboard of outer inoxidizing coating 1 sets up armor 4, the inboard of armor 4 evenly is provided with multiunit bolster 5, the cross-sectional shape of bolster 5 is X-shaped, the material of bolster 5 is rubber, can deform when receiving external pressure, in order to alleviate pressure, the inboard of multiunit bolster 5 is provided with outer insulating layer 6 jointly;

the outer insulating layer 6 is made of silicon rubber material, has better insulating properties, and the outside of outer insulating layer 6 is provided with the cavity, and multiunit bolster 5 is located the cavity, can provide certain buffer space, and the inboard of outer insulating layer 6 is provided with fire-retardant packing layer 7, and fire-retardant packing layer 7's inboard is provided with fixed cover 9, and the inboard both sides of fixed cover 9 are provided with the division board, and the cross of division board's shape can separate four cable cores 10, and the inside of fixed cover 9 is filled with four thermal-insulated packing layers 8 of group, and the inboard of four thermal-insulated packing layers 8 is provided with cable core 10, and the outside of four cable cores 10 is provided with inner insulating layer 3, and the inside of outer inoxidizing coating 1 evenly is provided with eight groups reinforcing bar 2.

Working principle: when the cable is used, the whole rigidity of the outer protective layer 1 can be improved through the reinforcing strips 2, the outer protective layer 1 is not easy to deform, when the cable is subjected to external force, the extrusion force can be buffered through deformation of the extrusion buffer piece 5 in the cavity, the strength of the outer protective layer 1 is matched, the compression resistance of the cable is improved, the cable core 10 can be protected through the armor layer 4, the cable core 10 can be protected through the outer insulating layer 6 in one-time insulation, four groups of cable cores 10 can be separated through the fixing sleeve 9, the external flame can be blocked through the flame-retardant packing layer 7, the flame high temperature can be blocked through the heat-insulating packing layer 8, the fire resistance of the device is improved, the cable core 10 can be protected in a secondary insulation manner through the inner insulating layer 3, and the insulation performance is improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected" and "connected" are to be construed broadly, and may be either a fixed connection or a removable connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Claims (6)

1. An organic insulating fire-resistant wire and cable, comprising an outer protective layer (1), characterized in that: the inside of outer inoxidizing coating (1) sets up armor (4), the inboard of armor (4) evenly is provided with multiunit bolster (5), multiunit the inboard of bolster (5) is provided with outer insulating layer (6) jointly, the inboard of outer insulating layer (6) is provided with fire-retardant packing layer (7), the inboard of fire-retardant packing layer (7) is provided with fixed cover (9), the inside of fixed cover (9) is filled with four thermal-insulated packing layers (8), four groups the inboard of thermal-insulated packing layer (8) is provided with cable core (10), four groups the outside of cable core (10) is provided with interior insulating layer (3), the inside of outer inoxidizing coating (1) evenly is provided with eight groups of reinforcing bars (2).

2. An organic insulating fire-resistant wire and cable according to claim 1, wherein: the outer side of the outer protective layer (1) is uniformly provided with a plurality of groups of fixing strips.

3. An organic insulating fire-resistant wire and cable according to claim 1, wherein: the two sides of the inner side of the fixed sleeve (9) are provided with partition plates, and the partition plates are cross-shaped.

4. An organic insulating fire-resistant wire and cable according to claim 1, wherein: the cross section of the buffer piece (5) is X-shaped, and the buffer piece (5) is made of rubber.

5. An organic insulating fire-resistant wire and cable according to claim 1, wherein: the outer side of the outer insulating layer (6) is provided with a cavity, and a plurality of groups of buffer pieces (5) are positioned in the cavity.

6. An organic insulating fire-resistant wire and cable according to claim 1, wherein: the outer insulating layer (6) is made of silicon rubber material.