CN217113921U - Halogen-free low-smoke high-flame-retardant crosslinked polyolefin warp insulation wire and cable - Google Patents
Halogen-free low-smoke high-flame-retardant crosslinked polyolefin warp insulation wire and cable Download PDFInfo
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- CN217113921U CN217113921U CN202123208922.6U CN202123208922U CN217113921U CN 217113921 U CN217113921 U CN 217113921U CN 202123208922 U CN202123208922 U CN 202123208922U CN 217113921 U CN217113921 U CN 217113921U
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Abstract
The utility model discloses a there is not steamed low cigarette high flame retardant crosslinked polyolefin warp insulated wire cable, including the copper conductor, the outside surface of copper conductor is provided with the mica tape, the outside surface in mica tape is provided with the shielding layer, the surface of shielding layer is provided with the inner insulating layer, the surface of inner insulating layer is provided with the filler, the surface of filler is provided with the protective layer, the outside surface of protective layer is provided with the inner cladding, the outside surface of inner cladding is provided with the surrounding layer, the inside of surrounding layer is provided with the strengthening rib, the outside surface of surrounding layer is provided with the outer insulating layer. The utility model discloses, through being provided with protective layer and inner cladding, the fire behaviour of the electric wire and cable of very big improvement, and have low smoke and zero halogen's effect.
Description
Technical Field
The utility model relates to a wire and cable technical field especially relates to a there is not steamed low cigarette high flame retardant cross-linking polyene warp insulated wire and cable.
Background
The power cable is used for transmitting and distributing electric energy, is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and power transmission lines under river-crossing seawater, and has a gradually increasing proportion in the power line. The power cable is a cable product used for transmitting and distributing high-power electric energy in a trunk line of a power system, and comprises various voltage grades of 1-500KV and above, various insulated power cables, and low-smoke halogen-free wires, namely halogen substances of an insulating layer material of the wires, does not release halogen-containing gas under the condition of combustion, has low smoke concentration, is referred to as JB/T10491-containing 2004 and has WDZ-BYJ, WDZ-RYJ and the like, and has production capacity by domestic mass production manufacturers.
The existing electric wire and cable are made of flammable and non-environment-friendly materials, so that toxic gas is easily generated when a fire disaster happens, and the existing electric wire and cable are easily interfered by external signals or internal interference and easily cause problems.
Disclosure of Invention
The utility model aims at solving the defects existing in the prior art and providing a halogen-free low-smoke high-flame-retardant crosslinked polyolefin insulated cable.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a there is not steamed low fire-retardant cross-linking polyene warp insulated wire cable of cigarette, includes the copper conductor, the outside surface of copper conductor is provided with the mica tape, the outside surface in mica tape is provided with the shielding layer, the surface of shielding layer is provided with the inner insulating layer, the surface of inner insulating layer is provided with the filler, the surface of filler is provided with the protective layer, the outside surface of protective layer is provided with the inner cladding, the outside surface of inner cladding is provided with the surrounding layer, the inside of surrounding layer is provided with the strengthening rib, the outside surface of surrounding layer is provided with the outer insulating layer.
As a further description of the above technical solution:
the number of the inner insulating layers is 4, and the inner insulating layers are positioned inside the filler.
As a further description of the above technical solution:
the filler is made of halogen-free flame-retardant filler.
As a further description of the above technical solution:
the material used by the protective layer is a cross-linked polyethylene insulating material.
As a further description of the above technical solution:
the material used by the inner cladding is a cross-linked polyolefin insulating material.
As a further description of the above technical solution:
the shielding layer is made of red copper braided wires.
The utility model discloses following beneficial effect has:
1. compared with the prior art, the halogen-free low-smoke high-flame-retardant crosslinked polyolefin insulated wire and cable has the advantages that the flame retardant property of the wire and cable is greatly improved by arranging the protective layer and the inner cladding, and the effect of low smoke and halogen free is achieved;
2. compared with the prior art, the halogen-free low-smoke high-flame-retardant crosslinked polyolefin insulated wire cable is provided with the reinforcing ribs, so that the toughness of the wire cable is improved, the wire cable is not easy to bend and deform, and the roundness of the wire cable is improved;
3. compared with the prior art, this there is not steamed high fire-retardant crosslinked polyolefin warp insulated wire cable of low smoke, through being provided with the shielding layer, avoid interfering signal to get into the inlayer and disturb the conductor, reduce transmission signal's loss simultaneously.
Drawings
FIG. 1 is a schematic view of the overall structure of a halogen-free low-smoke highly flame-retardant crosslinked polyolefin insulated wire cable according to the present invention;
fig. 2 is a schematic view of the internal structure of the halogen-free low-smoke high-flame-retardant crosslinked polyolefin insulated wire and cable provided by the present invention.
Illustration of the drawings:
1. a copper conductor; 2. mica tapes; 3. a shielding layer; 4. an inner insulating layer; 5. a filler; 6. a protective layer; 7. an inner cladding; 8. an outer cladding; 9. an outer insulating layer; 10. and (5) reinforcing ribs.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, 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, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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. 1-2, the utility model provides a pair of there is not steamed low fire-retardant cross-linking polyene warp insulating wire and cable of cigarette height: comprises a copper conductor 1, a mica tape 2 is arranged on the outer side surface of the copper conductor 1, a shielding layer 3 is arranged on the outer side surface of the mica tape 2, the shielding layer 3 is made of red copper braided wires, an inner insulating layer 4 is arranged on the outer surface of the shielding layer 3, the number of the inner insulating layers 4 is 4, and be located the inside of filler 5, the surface of inner insulating layer 4 is provided with filler 5, the material that filler 5 used is halogen-free fire-retardant filler, the surface of filler 5 is provided with protective layer 6, the material that protective layer 6 used is crosslinked polyethylene insulating material, the outside surface of protective layer 6 is provided with inner cladding 7, the material that inner cladding 7 used is crosslinked polyolefin insulating material, the outside surface of inner cladding 7 is provided with surrounding layer 8, the inside of surrounding layer 8 is provided with strengthening rib 10, the outside surface of surrounding layer 8 is provided with outer insulating layer 9.
The working principle is as follows: through being provided with mica tape 2, wire and cable's high temperature resistant flame retardant efficiency has been improved, through being provided with the shielding layer, be convenient for improve wire and cable's interference killing feature, through being provided with the flame retardant efficiency of the wire and cable that protective layer 6 and inner cladding 7 greatly improved, through being provided with strengthening rib 10, be convenient for support wire and cable, prevent that wire and cable from taking place deformation, through being provided with inner insulation layer 4 and outer insulation layer 9, wire and cable's insulating ability has been improved.
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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a there is not steamed low fire-retardant cross-linking polyolefin warp insulation wire and cable of cigarette height, includes copper conductor (1), its characterized in that: the utility model discloses a copper conductor, including copper conductor (1), the outside surface of copper conductor (1) is provided with mica tape (2), the outside surface of mica tape (2) is provided with shielding layer (3), the surface of shielding layer (3) is provided with inner insulating layer (4), the surface of inner insulating layer (4) is provided with filler (5), the surface of filler (5) is provided with protective layer (6), the outside surface of protective layer (6) is provided with inner cladding (7), the outside surface of inner cladding (7) is provided with surrounding layer (8), the inside of surrounding layer (8) is provided with strengthening rib (10), the outside surface of surrounding layer (8) is provided with outer insulating layer (9).
2. The halogen-free low-smoke high-flame-retardant crosslinked polyolefin insulated wire and cable according to claim 1, characterized in that: the number of the inner insulating layers (4) is 4, and the inner insulating layers are positioned inside the filler (5).
3. The halogen-free low-smoke high-flame-retardant crosslinked polyolefin insulated wire and cable according to claim 1, characterized in that: the filler (5) is made of halogen-free flame-retardant filler.
4. The halogen-free low-smoke high-flame-retardant crosslinked polyolefin insulated wire and cable according to claim 1, characterized in that: the material used by the protective layer (6) is a cross-linked polyethylene insulating material.
5. The halogen-free low-smoke high-flame-retardant crosslinked polyolefin insulated wire and cable according to claim 1, characterized in that: the material used by the inner cladding (7) is a cross-linked polyolefin insulating material.
6. The halogen-free low-smoke high-flame-retardant crosslinked polyolefin insulated wire and cable according to claim 1, characterized in that: the shielding layer (3) is made of red copper braided wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123208922.6U CN217113921U (en) | 2021-12-20 | 2021-12-20 | Halogen-free low-smoke high-flame-retardant crosslinked polyolefin warp insulation wire and cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123208922.6U CN217113921U (en) | 2021-12-20 | 2021-12-20 | Halogen-free low-smoke high-flame-retardant crosslinked polyolefin warp insulation wire and cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217113921U true CN217113921U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123208922.6U Active CN217113921U (en) | 2021-12-20 | 2021-12-20 | Halogen-free low-smoke high-flame-retardant crosslinked polyolefin warp insulation wire and cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217113921U (en) |
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2021
- 2021-12-20 CN CN202123208922.6U patent/CN217113921U/en active Active
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