CN213601679U - Flame-retardant transmission wire - Google Patents

Abstract

The utility model discloses a fire-retardant transmission electric wire, including outer protective layer, glass silk filling layer, fire-retardant area, insulating layer, steel band, inner protective layer and sinle silk, outer protective layer, glass silk filling layer, fire-retardant area, insulating layer, steel band, inner protective layer and sinle silk are by outer cladding in proper order to interior, fire-retardant taking inside packing has the organic phosphate fire retardant, the outer protective layer is made by the aramid fiber material, the insulating layer is made by polytetrafluoroethylene material, the inner protective layer is made by insulating fire-retardant silica gel material, the sinle silk is the conductor of constituteing by nickel-plated copper wire or pure nickel silk, the thickness of fire-retardant area is 0.15-0.18mm, the thickness of glass silk filling layer is 0.08-0.10 mm. The utility model provides a pair of flame-retardant transmission electric wire flame retardant efficiency is good, can effectively burn and block and reduce thermal absorption, realizes long-term fire-retardant, increases the security of electric wire.

Description

Flame-retardant transmission wire

Technical Field

The utility model relates to a transmission line technical field particularly, relates to a fire-retardant transmission line.

Background

At present, the shell of an electric device or a household appliance is uncharged when the electric device or the household appliance works normally, but the electric device or the household appliance is charged when the electric device or the household appliance is in a fault, so that the life and property safety of people cannot be guaranteed, people pay more and more attention to electric wires, the urban construction of China continuously extends to high floors and underground, the requirements of a large number of high-rise buildings, subways, tunnels, power stations, ships and the like on the electric wires are continuously improved, most of the places are densely populated, once a fire disaster happens, people are not easy to withdraw, so the requirements on the electric wires used in the places are higher, the traditional electric wires mostly adopt PVC sheathing materials, although the PVC sheathing materials are heated to decompose hydrogen chloride gas and cover the air around a combustion body, the hydrogen chloride gas can capture free radicals 0H which promote combustion chain oxidation reaction in the combustion process of polymers, the combustion of the, has corrosive HCL gas and brings great trouble to rescue work.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire-retardant transmission electric wire 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 fire-retardant transmission electric wire, includes outer protective layer, glass silk filling layer, fire-retardant area, insulating layer, steel band, inner protective layer and sinle silk, outer protective layer, glass silk filling layer, fire-retardant area, insulating layer, steel band, inner protective layer and sinle silk are by outer cladding in proper order to interior, fire-retardant taking inside packing has organic phosphate fire retardant, the outer protective layer is made by the aramid fiber material, the insulating layer is made by the polytetrafluoroethylene material.

Further, the inner protection layer is made of an insulating flame-retardant silica gel material.

Furthermore, the wire core is a conductor composed of nickel-plated copper wires or pure nickel wires.

Further, the thickness of the flame-retardant belt is 0.15-0.18 mm.

Further, the thickness of the glass fiber filling layer is 0.08-0.10 mm.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a pair of flame-retardant transmission electric wire flame retardant efficiency is good, can effectively burn and block and reduce thermal absorption, realizes long-term fire-retardant, increases the security of electric wire.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a flame-retardant transmission wire according to an embodiment of the present invention.

Reference numerals:

1. an outer protective layer; 2. a glass fiber filler layer; 3. a flame retardant tape; 4. a thermal insulation layer; 5. a steel belt; 6. an inner protective layer; 7. and a wire core.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

in the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, a flame retardant transmission wire according to an embodiment of the present invention includes an outer protective layer 1, a glass fiber filler layer 2, a flame retardant tape 3, a thermal insulation layer 4, a steel tape 5, an inner protective layer 6, and a wire core 7, the outer protective layer 1, the glass fiber filling layer 2, the flame retardant belt 3, the heat insulation layer 4, the steel belt 5, the inner protective layer 6 and the wire core 7 are sequentially coated from outside to inside, the organic phosphate flame retardant is filled in the flame-retardant belt 3 to effectively form the flame-retardant belt, the outer protective layer 1 is made of aramid fiber material, the aramid fiber material is high-temperature resistant and non-flammable, the glass fiber filling layer 2 can reflect sunlight, reduce heat absorption and avoid heat accumulation and spontaneous combustion in hot weather, the heat insulating layer 4 is made of polytetrafluoroethylene materials and can effectively isolate heat so as to avoid the influence of heat transmitted to the inner side of the steel belt 5 on the inner protective layer 6 and the wire core 7.

Through the above technical scheme of the utility model, inner protective layer 6 is made by insulating fire-retardant silica gel material, and is effective insulating, and itself can not inside spontaneous combustion simultaneously.

Through the above technical scheme of the utility model, sinle silk 7 is that the conductor of constituteing by nickel-plated copper wire or pure nickel silk makes its high temperature resistant intensity high.

Through the technical scheme of the utility model, the thickness of fire-retardant area 3 is 0.15-0.18 mm.

Through the technical scheme of the utility model, the thickness of the glass fiber filling layer 2 is 0.08-0.10 mm.

In summary, the following steps: the utility model provides a pair of flame retardant transmission electric wire flame retardant efficiency is good, can effectively burn and block and reduce thermal absorption, realizes long-term fire-retardant, increases the security of electric wire, is worth promoting.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a fire-retardant transmission electric wire, its characterized in that, includes outer protective layer (1), glass silk filling layer (2), fire-retardant area (3), insulating layer (4), steel band (5), inner protective layer (6) and sinle silk (7), outer protective layer (1), glass silk filling layer (2), fire-retardant area (3), insulating layer (4), steel band (5), inner protective layer (6) and sinle silk (7) are by outer cladding in proper order to interior, fire-retardant area (3) inside packing has organic phosphate fire retardant, outer protective layer (1) is made by the aramid fiber material, insulating layer (4) are made by the polytetrafluoroethylene material.

2. A fire retardant transmission wire according to claim 1 wherein said inner protective layer (6) is made of an insulating fire retardant silicone material.

3. A fire retardant transmission wire according to claim 1 wherein said core (7) is a conductor consisting of nickel plated copper wire or pure nickel wire.

4. A fire retardant transmission wire according to claim 1 wherein the thickness of the fire retardant tape (3) is 0.15-0.18 mm.

5. A fire retardant transmission wire according to claim 1 wherein the glass filament filler layer (2) has a thickness of 0.08-0.10 mm.

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