CN208444647U - A kind of cable insulation jacket with flame retarding function - Google Patents
A kind of cable insulation jacket with flame retarding function Download PDFInfo
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- CN208444647U CN208444647U CN201820830142.4U CN201820830142U CN208444647U CN 208444647 U CN208444647 U CN 208444647U CN 201820830142 U CN201820830142 U CN 201820830142U CN 208444647 U CN208444647 U CN 208444647U
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- magnesium hydroxide
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Abstract
The utility model discloses a kind of cable insulation jackets with flame retarding function, including sheath ontology, the inner surface of the sheath ontology is fixedly connected with insulating batt, the inner surface of the insulating batt is fixedly connected with acetal resin layer, the inner surface of the acetal resin layer is fixedly connected with inorganic fire-retarded layer, the inner surface of the inorganic fire-retarded layer is fixedly connected with magnesium hydroxide rubber layer, the inner surface of the magnesium hydroxide rubber layer is fixedly connected with ethylene-vinyl acetate copolymerization hot melt adhesive layer, the inner surface of the ethylene-vinyl acetate copolymerization hot melt adhesive layer is fixedly connected with fireproof mica belt.The utility model is copolymerized being used cooperatively for hot melt adhesive layer, fireproof mica belt, fluoroplastic insulation silastic-layer and polyvinyl chloride insulation layer by being provided with insulating batt, acetal resin layer, inorganic fire-retarded layer, magnesium hydroxide rubber layer, ethylene-vinyl acetate, solves the problems, such as that existing cable does not have fire-retardant and insulation.
Description
Technical field
The utility model relates to field of cable technology, specially a kind of cable insulation jacket with flame retarding function.
Background technique
Cable is usually every group by several or the cable of similar rope that several groups of conducting wires (every group at least two) are twisted
Mutually insulated between conducting wire, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation, and multi rack is located at
It is aerial or be mounted in underground, the bottom, it is used for telecommunication or power Transmission, increasing with cable usage amounts, cable to gradually appear
The problem of security risk, the material that insulation is added in people on the material of cable solve subproblem, but due to using not
When or other extraneous factors lead to ignition of cable when, insulating materials can not just solve, and therefore, cable not only needs to insulate, also
Needing to possess certain duration of fire resistance waits the function of rescue for this purpose, it is proposed that a kind of cable insulation shield with flame retarding function
Set.
Utility model content
The purpose of this utility model is to provide a kind of cable insulation jackets with flame retarding function, have fire-retardant and insulation
The advantages of, solve the problems, such as that existing cable does not have fire-retardant and insulation.
To achieve the above object, the utility model provides the following technical solutions: a kind of cable insulation with flame retarding function
Sheath, including sheath ontology, the inner surface of the sheath ontology are fixedly connected with insulating batt, the insulating batt it is interior
Surface is fixedly connected with acetal resin layer, and the inner surface of the acetal resin layer is fixedly connected with inorganic fire-retarded layer, described inorganic
The inner surface of flame-retardant layer is fixedly connected with magnesium hydroxide rubber layer, and the inner surface of the magnesium hydroxide rubber layer is fixedly connected with second
The vinyl acetate copolymerized hot melt adhesive layer of alkene-, the inner surface of the ethylene-vinyl acetate copolymerization hot melt adhesive layer are fixedly connected with resistance to
Fiery mica belt, the inner surface of the fireproof mica belt are fixedly connected with fluoroplastic insulation silastic-layer, and the fluoroplastics are exhausted
The inner surface of edge silastic-layer is fixedly connected with polyvinyl chloride insulation layer, and the polyvinyl chloride insulation layer inner surface is provided with shielding
Layer, the polyvinyl chloride insulation layer are fixedly connected with shielded layer by filled layer, and the inner surface of the shielded layer is fixedly connected with
Cable core.
Preferably, the material of the shielded layer is aluminum-alloy wire braid shielded band.
Preferably, the material of the inorganic fire-retarded layer is antimony oxide.
Preferably, magnesium hydroxide is white amorphous powder in the magnesium hydroxide rubber layer.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model is by being provided with insulating batt, acetal resin layer, inorganic fire-retarded layer, magnesium hydroxide rubber
Layer, ethylene-vinyl acetate copolymerization hot melt adhesive layer, fireproof mica belt, fluoroplastic insulation silastic-layer and polyvinyl chloride insulation
Layer is used cooperatively, and is solved the problems, such as that existing cable does not have fire-retardant and insulation, is improved the practicability of the equipment, improve
The safety of cable, is worthy to be popularized.
2, the utility model is by being provided with aluminum-alloy wire braid shielded band, and shielding is non-directional, and radioshielding characteristic is good
It is good, it is suitable for radioshielding, by multilayer screen up to effect, by the way that antimony oxide is arranged, antimony oxide belongs to addition
Type fire retardant is often used in combination with other fire retardants, antismoke agent, can produce synergistic effect between each component, and antimony oxide is first in burning
Phase, is melting first, forms protective film on the surface of the material and completely cuts off air, by the internal endothermic reaction, ignition temperature is reduced, in height
Antimony oxide is gasified under temperature state, dilutes oxygen concentration in air, so that fire retardation is played, by the way that hydroxide is arranged
Magnesium, magnesium hydroxide are a kind of novel filled-type fire retardants, are released when by being thermally decomposed in conjunction with water, absorbing a large amount of latent heat,
It reduces the surface temperature of synthetic material that it is filled in flame, has and polymer is inhibited to decompose and to generated flammable
Gas carries out cooling effect, and the magnesia for decomposing generation is good refractory material again, can also help to improve synthetic material
Fire resistance, while the vapor that it is released also can be used as a kind of smoke suppressant, magnesium hydroxide is that have in generally acknowledged rubber and plastic industry
Fire-retardant, suppression cigarette, the outstanding fire retardant for filling triple functions.
Detailed description of the invention
Fig. 1 is the utility model schematic diagram of internal structure；
Fig. 2 is the utility model main view.
In figure: 1 sheath ontology, 2 insulating batts, 3 acetal resin layers, 4 inorganic fire-retarded layers, 5 magnesium hydroxide rubber layers, 6
Ethylene-vinyl acetate is copolymerized hot melt adhesive layer, 7 fireproof mica belts, 8 fluoroplastic insulation silastic-layers, 9 polyvinyl chloride insulations
Layer, 10 shielded layers, 11 filled layers, 12 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.
A kind of cable insulation jacket with flame retarding function referring to FIG. 1-2, including sheath ontology 1, sheath ontology 1
Inner surface is fixedly connected with insulating batt 2, and the inner surface of insulating batt 2 is fixedly connected with acetal resin layer 3, acetal resin
The inner surface of layer 3 is fixedly connected with inorganic fire-retarded layer 4, and the material of inorganic fire-retarded layer 4 is antimony oxide, passes through three oxidation of setting
Two antimony, antimony oxide belong to additive flame retardant, are often used in combination with other fire retardants, antismoke agent, can produce collaboration between each component
Effect, antimony oxide are melting first at burning initial stage, form protective film on the surface of the material and completely cut off air, are inhaled by inside
Thermal response reduces ignition temperature, and antimony oxide is gasified at high operating temperatures, oxygen concentration in air is diluted, to play
Fire retardation, the inner surface of inorganic fire-retarded layer 4 are fixedly connected with magnesium hydroxide rubber layer 5, hydroxide in magnesium hydroxide rubber layer 5
Magnesium is white amorphous powder, and by the way that magnesium hydroxide is arranged, magnesium hydroxide is a kind of novel filled-type fire retardant, passes through heated point
It is released when solution in conjunction with water, absorbs a large amount of latent heat, to reduce the surface temperature of synthetic material that it is filled in flame, tool
Play the role of that polymer is inhibited to decompose and carry out cooling to generated fuel gas, decomposing the magnesia of generation is good again
Refractory material can also help the fire resistance for improving synthetic material, while the vapor that it is released also can be used as a kind of smoke suppressant,
Magnesium hydroxide is in generally acknowledged rubber and plastic industry with fire-retardant, suppression cigarette, the outstanding fire retardant for filling triple functions, magnesium hydroxide rubber
The inner surface of layer 5 is fixedly connected with ethylene-vinyl acetate copolymerization hot melt adhesive layer 6, and ethylene-vinyl acetate is copolymerized hot melt adhesive layer
6 inner surface is fixedly connected with fireproof mica belt 7, and the inner surface of fireproof mica belt 7 is fixedly connected with fluoroplastic insulation silicon
Rubber layer 8, the inner surface of fluoroplastic insulation silastic-layer 8 are fixedly connected with polyvinyl chloride insulation layer 9, polyvinyl chloride insulation layer 9
Inner surface is provided with shielded layer 10, and the material of shielded layer 10 is aluminum-alloy wire braid shielded band, is compiled by being provided with aluminum-alloy wire
Shielding band is knitted, shielding is non-directional, and radioshielding characteristic is good, is suitable for radioshielding, by multilayer screen up to effect, gathers
Vinyl chloride insulation layer 9 is fixedly connected with shielded layer 10 by filled layer 11, and the inner surface of shielded layer 10 is fixedly connected with cable core 12.
In use, being copolymerized hot melt adhesive by the way that inorganic fire-retarded layer 4, magnesium hydroxide rubber layer 5, ethylene-vinyl acetate is arranged
Layer and fireproof mica belt 6, improve the anti-flammability of sheath ontology 1, by the way that insulating batt 2, acetal resin layer 3, fluorine is arranged
Plastic insulation silastic-layer 8 and polyvinyl chloride insulation layer 9, improve the insulating properties of sheath ontology 1.
In summary: this has the cable insulation jacket of flame retarding function, by being provided with insulating batt 2, acetal resin
Layer 3, inorganic fire-retarded layer 4, magnesium hydroxide rubber layer 5, ethylene-vinyl acetate are copolymerized hot melt adhesive layer 6, fireproof mica belt 7, fluorine
The cooperation of plastic insulation silastic-layer 8 and polyvinyl chloride insulation layer 9 solves existing cable and does not have fire-retardant and insulation ask
Topic.
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 (4)
1. a kind of cable insulation jacket with flame retarding function, including sheath ontology (1), it is characterised in that: the sheath ontology
(1) inner surface is fixedly connected with insulating batt (2), and the inner surface of the insulating batt (2) is fixedly connected with acetal tree
The inner surface of rouge layer (3), the acetal resin layer (3) is fixedly connected with inorganic fire-retarded layer (4), the inorganic fire-retarded layer (4)
Inner surface is fixedly connected with magnesium hydroxide rubber layer (5), and the inner surface of the magnesium hydroxide rubber layer (5) is fixedly connected with second
The vinyl acetate copolymerized hot melt adhesive layer of alkene-(6), the inner surface of ethylene-vinyl acetate copolymerization hot melt adhesive layer (6) is fixed to be connected
It is connected to fireproof mica belt (7), the inner surface of the fireproof mica belt (7) is fixedly connected with fluoroplastic insulation silastic-layer
(8), the inner surface of the fluoroplastic insulation silastic-layer (8) is fixedly connected with polyvinyl chloride insulation layer (9), the polyvinyl chloride
The inner surface of insulating layer (9) is provided with shielded layer (10), and the polyvinyl chloride insulation layer (9) and shielded layer (10) pass through filled layer
(11) it is fixedly connected, the inner surface of the shielded layer (10) is fixedly connected with cable core (12).
2. a kind of cable insulation jacket with flame retarding function according to claim 1, it is characterised in that: the shielded layer
(10) material is aluminum-alloy wire braid shielded band.
3. a kind of cable insulation jacket with flame retarding function according to claim 1, it is characterised in that: the inorganic resistance
The material for firing layer (4) is antimony oxide.
4. a kind of cable insulation jacket with flame retarding function according to claim 1, it is characterised in that: the hydroxide
Magnesium hydroxide is white amorphous powder in magnesium rubber layer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820830142.4U CN208444647U (en) | 2018-05-31 | 2018-05-31 | A kind of cable insulation jacket with flame retarding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820830142.4U CN208444647U (en) | 2018-05-31 | 2018-05-31 | A kind of cable insulation jacket with flame retarding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208444647U true CN208444647U (en) | 2019-01-29 |
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ID=65092154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201820830142.4U Active CN208444647U (en) | 2018-05-31 | 2018-05-31 | A kind of cable insulation jacket with flame retarding function |
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| CN (1) | CN208444647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117334405A (en) * | 2023-12-01 | 2024-01-02 | 广安金侑达电业科技有限公司 | Cable manufacturing process for temperature difference scene and cable |
-
2018
- 2018-05-31 CN CN201820830142.4U patent/CN208444647U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117334405A (en) * | 2023-12-01 | 2024-01-02 | 广安金侑达电业科技有限公司 | Cable manufacturing process for temperature difference scene and cable |
| CN117334405B (en) * | 2023-12-01 | 2024-02-06 | 广安金侑达电业科技有限公司 | Cable manufacturing process for temperature difference scene and cable |
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