CN218384584U - High flame-retardant insulated wire and cable - Google Patents
High flame-retardant insulated wire and cable Download PDFInfo
- Publication number
- CN218384584U CN218384584U CN202222546996.9U CN202222546996U CN218384584U CN 218384584 U CN218384584 U CN 218384584U CN 202222546996 U CN202222546996 U CN 202222546996U CN 218384584 U CN218384584 U CN 218384584U
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- Prior art keywords
- layer
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- wire
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Links
- 239000003063 flame retardant Substances 0.000 title claims abstract description 28
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 31
- 239000001301 oxygen Substances 0.000 claims abstract description 31
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 238000005253 cladding Methods 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims description 15
- 239000000835 fiber Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 2
- 229920003235 aromatic polyamide Polymers 0.000 claims description 2
- 230000009970 fire resistant effect Effects 0.000 abstract description 8
- 238000011065 in-situ storage Methods 0.000 abstract description 2
- 238000012856 packing Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 229920000098 polyolefin Polymers 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 241000561734 Celosia cristata Species 0.000 description 2
- RJDOZRNNYVAULJ-UHFFFAOYSA-L [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] RJDOZRNNYVAULJ-UHFFFAOYSA-L 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 210000001520 comb Anatomy 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a high fire-retardant insulated wire and cable, it includes the insulation core: the quantity of insulating sinle silk is seven, six insulating sinle silks distribute around an insulating sinle silk annular array, and the outside of seven insulating sinle silks is provided with and separates the oxygen layer, the inside annular array that separates the oxygen layer is provided with six and strengthens the piece, the surface cladding that separates the oxygen layer has the armor shielding layer, the surface of armor shielding layer is provided with the overcoat. The utility model discloses an insulating core surface cladding separates the oxygen layer, is being equipped with the enhancement piece at a distance from the oxygen in situ, and the surface that separates the oxygen layer is provided with armor shielding layer and protective sheath for this wire and cable has fine fire resistance, high fire-resistant and stretch-proofing performance, the effectual life who prolongs insulating wire and cable.
Description
Technical Field
The utility model belongs to the technical field of wire and cable, especially, relate to high fire-retardant insulated wire and cable.
Background
Inside generally all being the packing filling rope of insulating core cable fills the inside gap of cable, leaves more air gap between filling rope and the heart yearn all the time, and under the condition of burning, the air in the clearance can provide required oxygen for the burning of cable, has very easily aggravated the intensity of a fire moreover and has very easily spread, and flame retardant efficiency is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high flame retardant insulated wire cable to solve inside generally filling of insulating core cable and filling the rope and come to fill the inside gap of cable, leave more air gap between packing rope and the heart yearn all the time, under the condition of burning, the air in the clearance can provide required oxygen for the burning of cable, has very easily aggravated the intensity of a fire moreover and has very easily spread, the relatively poor technical problem of flame retardant efficiency.
The utility model provides an above-mentioned technical problem's technical scheme as follows: high fire-retardant insulated wire and cable, it includes the insulation core: the quantity of insulating sinle silk is seven, six insulating sinle silks distribute around an insulating sinle silk annular array, and the outside of seven insulating sinle silks is provided with and separates the oxygen layer, the inside annular array that separates the oxygen layer is provided with six and strengthens the piece, the surface cladding that separates the oxygen layer has the armor shielding layer, the surface of armor shielding layer is provided with the overcoat.
Preferably, the insulated wire core comprises a conductor, and the surface of the conductor is coated with a fire-resistant insulating layer.
Preferably, the conductor is formed by stranding copper wires and aramid fiber tows.
Preferably, the protective outer sleeve comprises a fiber layer coated on the surface of the armored shielding layer, the surface of the fiber layer is coated with a fireproof layer, and the surface of the fireproof layer is coated with a tolerance layer.
Preferably, the reinforcing sheet is a high-strength low-carbon steel sheet.
1. The beneficial effects of the utility model are that: the utility model discloses an insulating core surface cladding separates the oxygen layer, be equipped with the enhancement piece at a distance from the oxygen in situ, the surface that separates the oxygen layer is provided with armor shielding layer and overcoat, make this wire and cable have fine fire resistance, high fire-resistant and stretch-proofing performance, the effectual life who prolongs insulating wire and cable, it generally fills to fill the packing rope with the inside gap of cable to have solved insulating core cable inside, leave more air gap between packing rope and the heart yearn all the time, under the condition of burning, air in the clearance can provide required oxygen for the burning of cable, and very easily aggravate the intensity of a fire and very easily spread, the relatively poor problem of flame retardant efficiency.
2. The utility model discloses a setting of fire-resistant insulation layer, fire-resistant insulation layer comprises mica tape and low smoke and zero halogen flame retardant polyolefin material, adopts synthetic mica tape cladding conductor for the conductor has high temperature resistant and high insulating performance, adopts the crowded package of low smoke and zero halogen flame retardant polyolefin material in the outside after that, makes wire and cable have nontoxic, insulating and flame retardant property.
3. The utility model discloses a separate the setting on oxygen layer, the extrusion formula separates the oxygen layer and extrudes through adopting the extrusion mode, forms the cockscomb structure and separates the oxygen layer, and these cockscomb structures just in time fill up the space between the insulating heart yearn, with the complete cladding of combustible insulation layer to eliminate the space, improved flame retardant efficiency.
4. The utility model discloses a setting of enhancement piece can make wire and cable have soft stretch-proofing performance.
5. The utility model discloses a setting of overcoat, fibrous layer have increased the holistic toughness of this wire and cable, and random bending deformation is difficult for the rupture, and the flame retardant coating makes this wire and cable's high temperature resistant ability increase, and it is high strength lag to endure the layer for this wire and cable's tolerance can increase, has prolonged this wire and cable's life.
Drawings
The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and not by way of limitation, wherein:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic perspective sectional view of a protective outer cover according to an embodiment of the present invention.
In the drawings, the reference numbers indicate the following list of parts:
1. the cable comprises an insulation wire core, 11, a conductor, 12, a fire-resistant insulation layer, 2, an oxygen barrier layer, 3, a reinforcing sheet, 4, an armor shielding layer, 5, a protective outer sleeve, 51, a fiber layer, 52, a fire-resistant layer, 53 and a tolerance layer.
Detailed Description
Hereinafter, embodiments of the high flame-retardant insulated electric wire cable of the present invention will be described with reference to the accompanying drawings.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.
Fig. 1-2 show the utility model discloses a high fire-retardant insulated wire and cable of embodiment, it includes insulated wire core 1: the number of the insulated wire cores 1 is seven, six insulated wire cores 1 are distributed around one insulated wire core 1 in an annular array, each insulated wire core 1 comprises a conductor 11, the surface of each conductor 11 is coated with a fireproof insulating layer 12, each conductor 11 is formed by stranding copper wires and aramid tows, the fireproof insulating layers 12 are formed by mica tapes and low-smoke halogen-free flame-retardant polyolefin materials through the arrangement of the fireproof insulating layers 12, the conductors 11 are coated by adopting synthetic mica tapes, so that the conductors 11 have high-temperature-resistant and high-insulation performance, then the low-smoke halogen-free flame-retardant polyolefin materials are extruded and coated on the outer sides of the conductors, so that the electric wire cable has non-toxic, insulating and flame-retardant performances, the oxygen isolating layers 2 are arranged on the outer sides of the seven insulated wire cores 1, and extruded through the arrangement of the oxygen isolating layers 2 in an extrusion mode to form sawtooth-shaped oxygen isolating layers, gaps among the insulated wire cores are just filled with sawtooth shapes, and the combustible insulating layers are completely coated, thereby the space is eliminated, the flame retardant effect is improved, the inside annular array of the oxygen isolation layer 2 is provided with six reinforcing sheets 3, the reinforcing sheets 3 are high-strength low-carbon steel sheets, the electric wire and cable can have soft stretch-resistant performance through the arrangement of the reinforcing sheets 3, the outer surface of the oxygen isolation layer 2 is coated with an armored shielding layer 4, the surface of the armored shielding layer 4 is provided with a protective outer sleeve 5, the protective outer sleeve 5 comprises a fiber layer 51 coated on the surface of the armored shielding layer 4, the surface of the fiber layer 51 is coated with a fireproof layer 52, the surface of the fireproof layer 52 is coated with a tolerance layer 53, through the arrangement of the protective outer sleeve 5, the fiber layer 51 increases the integral toughness of the electric wire and cable, the electric wire and cable is not easy to break through random bending deformation, the high-temperature resistance of the electric wire and cable is increased through the fireproof layer 52, the tolerance layer 53 is a high-strength protective sleeve, and the tolerance of the electric wire and cable is increased, the service life of the wire and the cable is prolonged.
In summary, the following steps: this high flame-retardant insulated wire and cable, separate oxygen layer 2 through 1 surface cladding of insulation core, be equipped with enhancement piece 3 in separating oxygen layer 2, the surface that separates oxygen layer 2 is provided with armor shielding layer 4 and overcoat 5, make this wire and cable have fine fire resistance, high fire-resistant and stretch-proofing performance, the effectual life who prolongs insulated wire and cable, it generally fills the gap that the packing rope comes cable inside to have solved inside insulation core and cable, leave more air gap between packing rope and the heart yearn all the time, under the condition of burning, air in the clearance can provide required oxygen for the burning of cable, and very easily aggravated the intensity of a fire and very easily spread, the relatively poor problem of flame retardant efficiency.
The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the invention to achieve the aim of the invention.
Claims (5)
1. High fire-retardant insulating wire and cable, its characterized in that, including insulating core (1): the quantity of insulation core (1) is seven, six insulation core (1) distribute around an insulation core (1) annular array, and the outside of seven insulation core (1) is provided with separates oxygen layer (2), the inside annular array that separates oxygen layer (2) is provided with six enhancement pieces (3), the surface cladding that separates oxygen layer (2) has armor shielding layer (4), the surface of armor shielding layer (4) is provided with protective sheath (5).
2. The high flame-retardant insulated wire and cable according to claim 1, wherein the insulated wire core (1) comprises a conductor (11), and the surface of the conductor (11) is coated with a flame-retardant insulating layer (12).
3. The high flame-retardant insulated wire and cable according to claim 2, wherein the conductor (11) is formed by stranding copper wires and aramid tows.
4. The high flame-retardant insulated electric wire and cable according to claim 3, characterized in that the protective outer cover (5) comprises a fiber layer (51) coated on the surface of the armor shield layer (4), the surface of the fiber layer (51) is coated with a fire-proof layer (52), and the surface of the fire-proof layer (52) is coated with a resistant layer (53).
5. The high flame retardant insulated electric wire and cable according to claim 4, characterized in that the reinforcing sheet (3) is a high strength low carbon steel sheet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222546996.9U CN218384584U (en) | 2022-09-26 | 2022-09-26 | High flame-retardant insulated wire and cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222546996.9U CN218384584U (en) | 2022-09-26 | 2022-09-26 | High flame-retardant insulated wire and cable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218384584U true CN218384584U (en) | 2023-01-24 |
Family
ID=84954721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202222546996.9U Active CN218384584U (en) | 2022-09-26 | 2022-09-26 | High flame-retardant insulated wire and cable |
Country Status (1)
Country | Link |
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CN (1) | CN218384584U (en) |
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2022
- 2022-09-26 CN CN202222546996.9U patent/CN218384584U/en active Active
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