CN209297807U - A kind of new copper embossing sheath fireproof cable - Google Patents

Abstract

The utility model discloses a kind of new copper embossing sheath fireproof cables, including cable body, the cable body is coated with oversheath, the side of the oversheath is fixedly connected with fireprotection layer, the fireprotection layer is fixedly connected with shielded layer far from the side of oversheath, and the shielded layer is enclosed with cable core far from the side of fireprotection layer.The utility model passes through the setting of cable body, oversheath, fireprotection layer, shielded layer and cable core, toxic dense smoke will not be generated when high fire is burnt when the cable encounters, the cable is made of environment-friendly materials simultaneously, cable has good counter-bending, fire prevention, moisture-proof and oxidation proof propertiess, and it is applied widely, it is suitble to promote the use of, solving cable when encountering high fire simultaneously, once burning can generate a large amount of dense smokes, influence the vision of people, the problem of being detrimental to health containing noxious material in smog simultaneously, best rescue time can be delayed when serious.

Description

A kind of new copper embossing sheath fireproof cable

Technical field

The utility model relates to field of cable technology, specially a kind of new copper embossing sheath fireproof cable.

Background technique

Large-scale public place causes the heavy losses of fire and property in recent years, people to fire-fighting, fire safety increasingly Pay attention to, it is higher and higher to the technical performance level requirement of building fireproof cable, with the sharp increase of urban population, large-scale quotient Field, supermarket, hospital, subway and hotel etc. are continuously increased, fire-fighting, fire safety importance show especially out, how to guarantee Unimpeded, the reduction casualties of electric power and communication, wins valuable rescue time for rescue lives and properties, this is that people exist always The project constantly explored, traditional fire-resisting cable do not adapt to new requirement, and the current country has multiple cable producers successive Magnesium oxide insulated copper sheath cable is developed, magnesium oxide mineral insulated fireproof cable needs special manufacturing and processing equipment, in addition The equipment of production magnesium oxide mineral insulated fireproof cable not only needs import, but also expensive, and capital investment is too big, existing city Although the copper embossing jacketed cable occurred on field has very strong fire prevention and humidity resistance, electricity when encountering high fire when in use Cable can generate a large amount of dense smokes once burning, and influence the vision of people, while being detrimental to health in smog containing noxious material, seriously When can be delayed optimal rescue time.

Utility model content

The purpose of this utility model is to provide a kind of new copper embossing sheath fireproof cables, have environmentally friendly novelty, are firing The advantages of will not producing thick smoke when burning, solves cable when encountering high fire once a large amount of dense smokes can be generated by burning, influences people's Vision, while the problem of be detrimental to health in smog containing noxious material, best rescue time can be delayed when serious.

To achieve the above object, the utility model provides the following technical solutions: a kind of new copper embossing sheath fireproof cable, Including cable body, the cable body is coated with oversheath, and the side of the oversheath is fixedly connected with fireprotection layer, The fireprotection layer is fixedly connected with shielded layer far from the side of oversheath, and the shielded layer is enclosed with electricity far from the side of fireprotection layer Cable core.

Preferably, the oversheath includes polyethylene extrusion molding tensile layer, glass layer and Ceramic silicon rubber layer, described The side of polyethylene extrusion molding tensile layer is fixedly connected with glass layer, and the glass layer is far from polyethylene extrusion molding tensile layer Side be fixedly connected with Ceramic silicon rubber layer.

Preferably, the shielded layer includes high fire-retardance oxygen barrier layer, flame-retardant layer and insulating layer, and the one of the high fire-retardance oxygen barrier layer Side is fixedly connected with flame-retardant layer, and the flame-retardant layer is fixedly connected with insulating layer far from the side of high fire-retardance oxygen barrier layer.

Preferably, the cable core is twisted by multiply silver-gilt copper wire, and the insulating layer is by low smoke and zero halogen polyene Hydrocarbon insulating materials is made, and the flame-retardant layer is made of irradiation crosslinking type halogen-free anti-flaming polyolefin material.

Preferably, the fireprotection layer is internally provided with fire guard, and fire guard is glass fiber tape or mica tape, described The making material of oversheath is halogen-free low-smoke flame retardant material.

Compared with prior art, the beneficial effects of the utility model are as follows:

1, the utility model passes through the setting of cable body, oversheath, fireprotection layer, shielded layer and cable core, when the electricity Cable, which encounters, will not generate toxic dense smoke when high fire is burnt, while the cable is made of environment-friendly materials, and cable has good Good counter-bending, fire prevention, moisture-proof and oxidation proof propertiess, and it is applied widely, it is suitble to promote the use of, while solving and encountering greatly Cable when fiery can generate a large amount of dense smokes once burning, and influence the vision of people, while contain noxious material harmful to human in smog Health, the problem of best rescue time can be delayed when serious.

2, the utility model is that halogen-free low-smoke flame retardant material is made by high fire-retardance oxygen barrier layer and oversheath, is effectively kept away Exempt from cable to meet open fire propagating combustion and lead to the problem of a large amount of smog and the very strong hydrogen halide of corrosivity, when cable is met A large amount of dense smokes will not be generated when fire burning, the vision of rescuer will not be caused to hinder, and flame-retardant layer is irradiation crosslinking type Halogen Flame retardant polyolefine material, not only high temperature resistant and have the characteristics that it is nonflammable and hydrogen halide will not be generated, even if such cable Burning will not generate pernicious gas and smog, will not cause secondary disaster.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model oversheath internal structure cross-sectional view；

Fig. 3 is the utility model shielded layer internal structure cross-sectional view.

In figure: 1 cable body, 2 oversheaths, 21 polyethylene extrusion molding tensile layers, 22 glass layers, 23 Ceramic silicon rubbers Layer, 3 fireprotection layers, 4 shielded layers, 41 high fire-retardance oxygen barrier layers, 42 flame-retardant layers, 43 insulating layers, 5 cable cores.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1-3, a kind of new copper embossing sheath fireproof cable, including cable body 1, the surface of cable body 1 It is enclosed with oversheath 2, oversheath 2 includes polyethylene extrusion molding tensile layer 21, glass layer 22 and Ceramic silicon rubber layer 23, The side of polyethylene extrusion molding tensile layer 21 is fixedly connected with glass layer 22, and glass layer 22 is far from polyethylene extrusion molding tension The side of layer 21 is fixedly connected with Ceramic silicon rubber layer 23, and the side of oversheath 2 is fixedly connected with fireprotection layer 3, fireprotection layer 3 It is internally provided with fire guard, and fire guard is glass fiber tape or mica tape, the making material of oversheath 2 is low-smoke non-halogen flame-retardant Material, fireprotection layer 3 are fixedly connected with shielded layer 4 far from the side of oversheath 2, and shielded layer 4 includes high fire-retardance oxygen barrier layer 41, resistance Fire layer 42 and insulating layer 43, the side of high fire-retardance oxygen barrier layer 41 is fixedly connected with flame-retardant layer 42, flame-retardant layer 42 far from high fire-retardance every The side of oxygen layer 41 is fixedly connected with insulating layer 43, is low-smoke non-halogen flame-retardant material by high fire-retardance oxygen barrier layer 41 and oversheath 2 Material is made, and effectively avoids cable and meets open fire propagating combustion and generate a large amount of smog and the very strong hydrogen halide of corrosivity The problem of, a large amount of dense smokes will not be generated when cable meets fire burning, the vision of rescuer will not be caused to hinder, flame-retardant layer 42 is simultaneously Cable is not represented with flame retardant property, when encountering high fire burning can prolonging burning time and protect internal structure not and will receive damage It is bad, and flame-retardant layer 42 is irradiation crosslinking type halogen-free anti-flaming polyolefin material, not only high temperature resistant and have nonflammable and will not generate The characteristics of hydrogen halide, will not cause secondary disaster even if the burning of such cable will not generate pernicious gas and smog, shield It covers layer 4 and is enclosed with cable core 5 far from the side of fireprotection layer 3, cable core 5 is twisted by multiply silver-gilt copper wire, insulation Layer 43 is made of low-smoke halogen-free polyolefin insulating materials or crosslinked polyethylene insulation material, flame-retardant layer 42 by irradiation crosslinking type without Halogen flame retardant polyolefine material is made, by the setting of cable body 1, oversheath 2, fireprotection layer 3, shielded layer 4 and cable core 5, Toxic dense smoke will not be generated when high fire is burnt when the cable encounters, while the cable is made of environment-friendly materials, cable It is and applied widely with good counter-bending, fire prevention, moisture-proof and oxidation proof propertiess, it is suitble to promote the use of, solves simultaneously Cable when encountering high fire can generate a large amount of dense smokes once burning, and influence the vision of people, while endanger in smog containing noxious material The problem of doing harm to human health, best rescue time can be delayed when serious.

The standardized element used in this specification arrived can commercially, in present specification each component according to The record of the description and the appended drawings can carry out it is customized, each layer be all made of environment-friendly materials common in the market using material and carry out Manufacture, the specific manufacture material and structure of each film layer belong to open common sense in the prior art, no longer make herein specific Narration.

In use, passing through the cooperation of cable body 1, oversheath 2, fireprotection layer 3, shielded layer 4 and cable core 5, when the electricity Cable, which encounters, will not generate toxic dense smoke when high fire is burnt, while the cable is made of environment-friendly materials, and cable has good Good counter-bending, fire prevention, moisture-proof and oxidation proof propertiess, and it is applied widely, it is suitble to promote the use of, passes through high fire-retardance oxygen barrier layer 41 and oversheath 2 be that halogen-free low-smoke flame retardant material is made, effectively avoid cable and meet open fire propagating combustion and generate a large amount of Smog and corrosivity very strong hydrogen halide the problem of, and flame-retardant layer 42 is irradiation crosslinking type halogen-free anti-flaming polyolefin material Material, not only high temperature resistant and have the characteristics that it is nonflammable and hydrogen halide will not be generated, even if such cable, which burns, to be produced Raw pernicious gas and smog, will not cause secondary disaster.

In summary: the new copper embossing sheath fireproof cable passes through cable body 1, oversheath 2, fireprotection layer 3, shielding The cooperation of layer 4 and cable core 5 solves cable when encountering high fire once a large amount of dense smokes can be generated by burning, influences the view of people The problem of feeling, while being detrimental to health in smog containing noxious material, best rescue time can be delayed when serious.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of new copper embossing sheath fireproof cable, including cable body (1), it is characterised in that: the cable body (1) It is coated with oversheath (2), the side of the oversheath (2) is fixedly connected with fireprotection layer (3), and the fireprotection layer (3) is separate The side of oversheath (2) is fixedly connected with shielded layer (4), and the shielded layer (4) is enclosed with cable far from the side of fireprotection layer (3) Core (5).

2. a kind of new copper embossing sheath fireproof cable according to claim 1, it is characterised in that: the oversheath (2) Including polyethylene extrusion molding tensile layer (21), glass layer (22) and Ceramic silicon rubber layer (23), the polyethylene extrusion molding is anti- The side of layer (21) is drawn to be fixedly connected with glass layer (22), the glass layer (22) is far from polyethylene extrusion molding tensile layer (21) side is fixedly connected with Ceramic silicon rubber layer (23).

3. a kind of new copper embossing sheath fireproof cable according to claim 1, it is characterised in that: the shielded layer (4) Including high fire-retardance oxygen barrier layer (41), flame-retardant layer (42) and insulating layer (43), the side of the high fire-retardance oxygen barrier layer (41) is fixed to be connected It is connected to flame-retardant layer (42), the flame-retardant layer (42) is fixedly connected with insulating layer (43) far from the side of high fire-retardance oxygen barrier layer (41).

4. a kind of new copper embossing sheath fireproof cable according to claim 3, it is characterised in that: the cable core It (5) is to be twisted by multiply silver-gilt copper wire, the insulating layer (43) is made of low-smoke halogen-free polyolefin insulating materials, the resistance Combustion layer (42) is made of irradiation crosslinking type halogen-free anti-flaming polyolefin material.

5. a kind of new copper embossing sheath fireproof cable according to claim 1, it is characterised in that: the fireprotection layer (3) Be internally provided with fire guard, and fire guard is glass fiber tape or mica tape, and the making material of the oversheath (2) is low cigarette Bittern-free flame-proof material.