CN211742756U

CN211742756U - Flame-retardant waterproof cable

Info

Publication number: CN211742756U
Application number: CN202020396642.9U
Authority: CN
Inventors: 祁建强
Original assignee: Tebian Xlpe Ningxia Cable Co ltd
Current assignee: Tebian Xlpe Ningxia Cable Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-10-23
Anticipated expiration: 2030-03-25

Abstract

The utility model relates to the technical field of cables, in particular to a flame-retardant waterproof cable, which comprises conductors, three conductors are wound on the outer side of a first reinforcing rib, a flame-retardant layer is arranged on the outer side of the conductors, a fireproof filling layer is filled on the inner side of the flame-retardant layer, an inner jacket layer is bonded on the outer side of the flame-retardant layer, a first waterproof layer is bonded on the outer side of the inner jacket layer, a net cloth layer is bonded on the outer side of the first waterproof layer, a second waterproof layer is bonded on the outer side of the net cloth layer, an outer jacket layer is bonded on the outer side of the second waterproof layer, so that the wear resistance of the first waterproof layer and the second waterproof layer is increased, the service life of the cable is effectively prolonged, the cable is more waterproof, and the waterproof effect is increased conveniently. And the waterproof effect is effectively increased, so that the service life of the cable is prolonged.

Description

Flame-retardant waterproof cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a fire-retardant waterproof cable.

Background

Cables are generally rope-like cables made by stranding several wires or groups of wires, each group insulated from the other and often twisted around a center, the entire outer surface being covered with a highly insulating covering. The cable is of various types, and is roughly divided into a power cable, a compensation cable, a shielding cable, a computer cable, a signal cable, a marine cable, a mining cable, an aluminum alloy cable and the like, and is respectively applied to different fields.

At present, the domestic common fireproof cable is a rigid fireproof cable consisting of a copper conductor, mineral insulation and a copper sheath, although the rigid fireproof cable can resist flame and prevent fire, most rigid fireproof cables adopt the copper sheath, the production specification is small, the cost is high, the cable is easy to damp, the waterproof effect is poor, the service life of the cable is easy to influence, and therefore the problem is solved by providing the flame-retardant waterproof cable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the fire-retardant waterproof cable that proposes makes its fire-retardant fire prevention function of being convenient for effectual improvement cable, and the effectual waterproof effect that has increased, is convenient for increase the life of cable.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a design fire-retardant waterproof cable, includes the conductor, it is three the conductor all twines in the outside of first strengthening rib, the outside of conductor is equipped with fire-retardant layer, the inboard packing on fire-retardant layer has the fire prevention filling layer, the outside on fire-retardant layer is bonded and is had the inner jacket layer, the outside on inner jacket layer is bonded and is had first waterproof layer, the outside on first waterproof layer is bonded and is had the screen cloth layer, the outside on screen cloth layer is bonded and is had the second waterproof layer, the outside on second waterproof layer is bonded and is had the outer jacket layer.

Preferably, the conductor comprises a single wire core, an insulating layer is sleeved on the outer side of the single wire core, a fire-resistant layer is bonded on the outer side of the insulating layer, the insulating layer is made of a rubber material, and the fire-resistant layer is made of a fiber flame-retardant material.

Preferably, the inner cavity of the fireproof filling layer is equidistantly spliced with second reinforcing ribs, the fireproof filling layer is made of perlite materials, and the diameters of the second reinforcing ribs are 2mm-4 mm.

Preferably, the through holes are formed in the inner cavity of the flame-retardant layer at equal intervals, flame retardants are arranged in the inner cavities of the through holes, the flame-retardant layer is made of polyolefin flame-retardant materials, and the flame retardants are red phosphorus non-halogen flame retardants.

Preferably, the first waterproof layer and the second waterproof layer are both made of waterproof glue coating materials.

The utility model provides a pair of fire-retardant waterproof cable, beneficial effect lies in: when the utility model is used, the insulating layer is wrapped on the outer side of the single wire core, the flame retardant layer made of fiber flame retardant material is arranged on the outer side of the insulating layer, which is convenient for preliminary protection of the single wire core and prevents the lead from being easily burnt to cause safety accidents, and the flame retardant layer is arranged, and the through hole of the inner cavity of the flame retardant layer is filled with red phosphorus non-halogen flame retardant agent, and the flame retardant filling layer made of perlite material is arranged, thereby being convenient for further reducing the probability of the cable on fire, and the cable is protected by the light-weight flame retardant material, thereby effectively reducing the weight of the cable, effectively reducing the production cost, improving the practicability, being convenient for the cable to bend and being convenient for use, and the first waterproof layer and the second waterproof layer are arranged, and the cable is bonded by the colloid through the mesh fabric layer, thereby being convenient for increasing the wear resistance of the first waterproof, and the cable is more waterproof, and the waterproof effect is convenient to increase.

Compared with the prior art, the utility model has the advantages of reasonable design, and the practicality is strong, light in weight, low in production cost, and the effectual fire-retardant fire prevention function that improves the cable of being convenient for, and the effectual waterproof effect that has increased, the life of the increase cable of being convenient for.

Drawings

Fig. 1 is a schematic view of an elevational cross-sectional structure of a flame-retardant waterproof cable according to the present invention;

FIG. 2 is a schematic top sectional view of a part of the apparatus according to the present invention;

fig. 3 is a schematic view of a cross-sectional structure of a flame-retardant and waterproof cable according to the present invention.

In the figure: the cable comprises a conductor 1, a single wire core 111, an insulating layer 112, a fire-resistant layer 113, a first reinforcing rib 2, a flame-retardant layer 3, a fireproof filling layer 4, an inner sleeve layer 5, a first waterproof layer 6, a mesh fabric layer 7, a second waterproof layer 8, an outer sleeve layer 9, a second reinforcing rib 10, a through hole 11 and a flame retardant 12.

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.

Referring to fig. 1-3, a fire-retardant waterproof cable, including conductor 1, three conductor 1 all twines in the outside of first strengthening rib 2, and conductor 1 is including single line core 111, and insulating layer 112 has been cup jointed in single line core 111's the outside, and insulating layer 112's the outside bonds there is flame retardant coating 113, and insulating layer 112 is made for rubber materials, and flame retardant coating 113 is made for fibre flame retardant material, is convenient for effectual increase to single line core 111's fire-resistant insulating protection effect.

The outside of conductor 1 is equipped with fire-retardant layer 3, and the inner chamber equidistance on fire-retardant layer 3 is equipped with through-hole 11, and the inner chamber of through-hole 11 all is equipped with fire retardant 12, and fire-retardant layer 3 is made for polyolefin fire-retardant material, and fire retardant 12 is red phosphorus non-halogen flame retardant, the fire-retardant performance of further increase of being convenient for, and the low cigarette of being convenient for is nontoxic, its environmental protection of effectual improvement.

The inboard packing on fire-retardant layer 3 has fire prevention filling layer 4, and the inner chamber equidistance of fire prevention filling layer 4 is pegged graft and is had second strengthening rib 10, and fire prevention filling layer 4 is that the perlite material is made, and the diameter of second strengthening rib 10 is 2mm-4mm, the fire-retardant effect of further increase fire prevention of being convenient for, and the environmental protection effect of perlite material is better.

The outer side of flame retardant layer 3 bonds and has interior jacket layer 5, and the outer side of interior jacket layer 5 bonds and has first waterproof layer 6, and the outer side of first waterproof layer 6 bonds and has a net cloth layer 7, and the outer side of net cloth layer 7 bonds and has second waterproof layer 8, and the outer jacket layer 9 that bonds of second waterproof layer 8, and first waterproof layer 6 and second waterproof layer 8 are waterproof rubber coating material and make, are convenient for increase the dual water-proof effects of this cable.

The working principle is as follows: when the utility model is used, the insulating layer 112 is wrapped on the outer side of the single wire core 111, the fire-resistant layer 113 made of fiber fire-resistant material is arranged on the outer side of the insulating layer 112, which is convenient for preliminarily protecting the single wire core 111 to prevent the lead from being easily ignited to cause safety accidents, the fire-resistant layer 3 is arranged, the through hole 11 of the inner cavity of the fire-resistant layer 3 is filled with the red phosphorus non-halogen fire retardant 12, and the fire-resistant filling layer made of perlite material is arranged to further reduce the probability of the cable on fire, and the cable is protected by the light fire-resistant material, thereby effectively reducing the weight of the cable, effectively reducing the production cost, improving the practicability, facilitating the bending of the cable, facilitating the use, and the wear resistance of the first waterproof layer 6 and the second waterproof layer 8 is increased by arranging the first waterproof layer 6 and the second waterproof layer 8, and the mesh layer 7 is bonded by, the service life of the cable is effectively prolonged, the cable is more waterproof, and the waterproof effect is convenient to increase.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a fire-retardant waterproof cable, includes conductor (1), its characterized in that, it is three conductor (1) all twines in the outside of first strengthening rib (2), the outside of conductor (1) is equipped with fire-retardant layer (3), the inboard packing of fire-retardant layer (3) has fire prevention filling layer (4), the outside on fire-retardant layer (3) bonds and has inner jacket layer (5), the outside of inner jacket layer (5) bonds and has first waterproof layer (6), the outside of first waterproof layer (6) bonds and has netted cloth layer (7), the outside of netted cloth layer (7) bonds and has second waterproof layer (8), the outside of second waterproof layer (8) bonds and has overcoat layer (9).

2. The flame-retardant waterproof cable according to claim 1, wherein the conductor (1) comprises a single wire core (111), an insulating layer (112) is sleeved outside the single wire core (111), a flame-retardant layer (113) is bonded outside the insulating layer (112), the insulating layer (112) is made of rubber material, and the flame-retardant layer (113) is made of fiber flame-retardant material.

3. The flame-retardant waterproof cable according to claim 1, wherein the inner cavity of the fireproof filling layer (4) is equidistantly inserted with second reinforcing ribs (10), the fireproof filling layer (4) is made of perlite, and the diameters of the second reinforcing ribs (10) are all 2mm-4 mm.

4. The flame-retardant waterproof cable according to claim 1, wherein the flame-retardant layer (3) has through holes (11) in the inner cavity at equal intervals, the flame retardants (12) are arranged in the inner cavities of the through holes (11), the flame-retardant layer (3) is made of polyolefin flame-retardant materials, and the flame retardants (12) are red phosphorus non-halogen flame retardants.

5. Flame-retardant waterproof cable according to claim 1, characterized in that said first (6) and second (8) waterproof layers are both made of waterproof rubberized material.