CN220041450U - Flame-retardant fireproof cable - Google Patents
Flame-retardant fireproof cable Download PDFInfo
- Publication number
- CN220041450U CN220041450U CN202321558619.5U CN202321558619U CN220041450U CN 220041450 U CN220041450 U CN 220041450U CN 202321558619 U CN202321558619 U CN 202321558619U CN 220041450 U CN220041450 U CN 220041450U
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- layer
- fireproof
- fire
- resistant
- cable
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- 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 abstract description 26
- 239000003063 flame retardant Substances 0.000 title claims abstract description 26
- 230000009970 fire resistant effect Effects 0.000 claims abstract description 45
- 239000004020 conductor Substances 0.000 claims abstract description 33
- 229910052802 copper Inorganic materials 0.000 claims abstract description 33
- 239000010949 copper Substances 0.000 claims abstract description 33
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 31
- 125000006850 spacer group Chemical group 0.000 claims abstract description 7
- 238000002955 isolation Methods 0.000 claims description 17
- 230000001681 protective effect Effects 0.000 claims description 11
- 230000004888 barrier function Effects 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 18
- 239000000919 ceramic Substances 0.000 abstract description 14
- 238000002485 combustion reaction Methods 0.000 abstract description 8
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 abstract description 7
- 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 abstract description 6
- 229920002943 EPDM rubber Polymers 0.000 abstract description 5
- 239000004115 Sodium Silicate Substances 0.000 abstract description 5
- 229940115440 aluminum sodium silicate Drugs 0.000 abstract description 5
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052911 sodium silicate Inorganic materials 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 141
- 239000000779 smoke Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 229910052736 halogen Inorganic materials 0.000 description 8
- 150000002367 halogens Chemical class 0.000 description 8
- 238000009413 insulation Methods 0.000 description 6
- -1 polyethylene Polymers 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 229920003020 cross-linked polyethylene Polymers 0.000 description 3
- 239000004703 cross-linked polyethylene Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 229920001748 polybutylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Abstract
The utility model relates to the technical field of cables, in particular to a flame-retardant fireproof cable which comprises a plurality of copper conductors and a cable assembly, wherein the cable assembly comprises a spacer, a plurality of fireproof parts, a fireproof layer and a protection part; the fireproof part comprises a fireproof layer and an insulating layer; the cross-shaped part separates the copper conductors from the fireproof parts, so that combustion can be limited in a local range under the condition of fire, and spread is not generated; the fire-resistant layer is a two-layer fire-resistant synthetic mica tape, wrapped outside the copper conductor, the insulating layer is a ceramic fire-resistant ethylene propylene diene monomer insulating layer, extruded outside the fire-resistant layer, the fire-resistant layer is a fire-resistant layer of a compact extruded mixture of aluminum hydroxide and sodium silicate, and the protection component is used for playing a role in waterproof and protection; according to the utility model, the fireproof flame-retardant effect of the cable can be improved and the safety is improved by arranging the isolating piece, the fireproof layer and the fireproof layer.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a flame-retardant fireproof cable.
Background
With the wide application of electric wires and cables in power systems, high-rise buildings, industrial and mining enterprises, urban and rural power distribution and communication networks, common electric wires are composed of conductors, insulating layers and sheath layers, but the sheath layers generally only play roles in physical protection and chemical corrosion protection, and halogen-containing flame-retardant polymers often have obvious defects.
The prior art CN204991211U discloses a low smoke zero halogen flame retardant flexible fireproof cable, which comprises a cable conductor of a plurality of copper strands, wherein an insulating layer is covered on the surface of the cable conductor, a copper protective layer is covered on the surface of the insulating layer, a sheath layer is covered on the surface of the copper protective layer, the sheath layer is a low smoke zero halogen sheath layer, the low smoke zero halogen sheath layer can wrap and protect the copper protective layer inside, and further protect the insulating layer inside and the cable conductor from corrosion and damage, on the other hand, the low smoke zero halogen sheath layer is made of a sizing material which does not contain substances such as halogen, lead, cadmium, chromium and mercury, and the like, a large amount of smoke is not generated during combustion, corrosive gas and toxic gas are not released, and the cable has good safety and environmental protection characteristics.
However, by adopting the mode, the fireproof cable only depends on the low-smoke halogen-free sheath layer to prevent fire, and the fireproof effect is insufficient when the external temperature is too high.
Disclosure of Invention
The utility model aims to provide a flame-retardant fireproof cable, which aims to solve the problem that the fireproof effect of the existing fireproof cable is insufficient when the external temperature is too high.
In order to achieve the above object, the present utility model provides a flame retardant fireproof cable comprising a plurality of copper conductors and a cable assembly comprising a spacer, a plurality of fireproof members, a fireproof layer and a protective member;
the spacers are arranged on the sides of the copper conductors; the fireproof parts are respectively positioned at the side edges of the copper conductors and comprise a fireproof layer and an insulating layer; the fire-resistant layer is connected with the copper conductor and is positioned outside the copper conductor; the insulating layer is connected with the fire-resistant layer and is positioned outside the fire-resistant layer; the fireproof layers are arranged on the side edges of the insulating layers; the protection component is arranged outside the fireproof layer.
Wherein the fire protection component further comprises a moisture barrier layer; the moisture blocking layer is connected with the insulating layer and is positioned outside the insulating layer.
Wherein the protective component comprises a waterproof layer and an isolation layer; the waterproof layer is connected with the fireproof layer and is positioned outside the fireproof layer; the isolation layer is connected with the waterproof layer and is positioned outside the waterproof layer.
Wherein the protective component further comprises an armor layer; the armor layer is connected with the isolation layer and is positioned outside the isolation layer.
Wherein the protective member further comprises a sheath layer; the sheath layer is connected with the armor layer and is positioned outside the armor layer.
According to the flame-retardant fireproof cable, the cross-shaped component separates the copper conductors from the fireproof components, so that combustion can be limited in a local range under the condition of fire, and spread is not generated; the fire-resistant layer is a two-layer fire-resistant synthetic mica tape, the fire-resistant synthetic mica tape is wrapped outside the copper conductor, the insulating layer is a ceramic fire-resistant ethylene propylene diene monomer insulating layer, the fire-resistant layer is extruded outside the fire-resistant layer, the fire-resistant layer is a compact extruded aluminum hydroxide and sodium silicate mixture fire-resistant layer, and the protection component is used for playing a waterproof and protection role; according to the utility model, the fireproof effect and the flame-retardant effect of the cable can be improved and the safety is improved by arranging the isolating piece, the fireproof layer and the fireproof layer.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic overall structure of a first embodiment of the present utility model.
Fig. 2 is a schematic view of the structure of a copper conductor and a fireproof member according to a first embodiment of the present utility model.
Fig. 3 is a schematic overall structure of a second embodiment of the present utility model.
101-copper conductors, 102-cable assemblies, 103-insulation, 104-fire-protection components, 105-fire-protection layers, 106-protection components, 107-fire-protection layers, 108-insulation layers, 109-moisture barrier layers, 110-waterproof layers, 111-insulation layers, 112-armor layers, 201-jacket layers.
Detailed Description
The first embodiment of the utility model is as follows:
referring to fig. 1-2, fig. 1 is a schematic overall structure of a first embodiment of the present utility model, and fig. 2 is a schematic structural diagram of a copper conductor and a fireproof part of the first embodiment of the present utility model.
The utility model provides a flame-retardant fireproof cable, which comprises a plurality of copper conductors 101 and a cable assembly 102, wherein the cable assembly 102 comprises a spacer 103, a plurality of fireproof components 104, a fireproof layer 105 and a protective component 106; the fireproof part 104 comprises a fireproof layer 107, an insulating layer 108 and a moisture barrier 109; the protective member 106 includes a waterproof layer 110, an insulation layer 111, and an armor layer 112; the problem that the fireproof effect of the existing fireproof cable is insufficient when the external temperature is too high is solved through the scheme.
For the present embodiment, the spacers 103 are disposed on the sides of the plurality of copper conductors 101; a plurality of the fireproof parts 104 are respectively arranged at the side edges of the copper conductors 101, and the fireproof parts 104 comprise a fireproof layer 107 and an insulating layer 108; the refractory layer 107 is connected with the copper conductor 101 and is located outside the copper conductor 101; the insulating layer 108 is connected with the refractory layer 107 and is positioned outside the refractory layer 107; the fireproof layer 105 is arranged on the side edges of the plurality of insulating layers 108; the protection member 106 is provided outside the fireproof layer 105. The cross member separates the plurality of copper conductors 101 and the plurality of fireproof members 104, and can limit combustion to a local range without spreading in the case of fire; the fire-resistant layer 107 is a two-layer fire-resistant synthetic mica tape wrapped outside the copper conductor 101, the insulating layer 108 is a ceramic fire-resistant ethylene propylene diene monomer insulating layer 108, the fire-resistant layer 107 is extruded outside the fire-resistant layer 107, the fire-resistant layer 105 is a compact extruded aluminum hydroxide and sodium silicate mixture fire-resistant layer 105, and the protection component 106 is used for playing a waterproof and protection role; according to the utility model, the fireproof and flame-retardant effects of the cable can be improved and the safety can be improved by arranging the isolating piece 103, the fireproof layer 107 and the fireproof layer 105.
Wherein, the moisture barrier layer 109 is connected with the insulating layer 108 and is located outside the insulating layer 108. The moisture barrier layer 109 is made of radiation-resistant ultraviolet crosslinked polyethylene, and has good moisture resistance, so that the cable has a moisture-proof effect.
Secondly, the waterproof layer 110 is connected to the fireproof layer 105 and is located outside the fireproof layer 105; the separation layer 111 is connected to the waterproof layer 110 and is located outside the waterproof layer 110. The waterproof layer is a double-layer lapped and wrapped waterproof tape, the waterproof effect is achieved, and the isolation layer 111 is a ceramic polyolefin isolation layer 111; because the ceramic has the rapid cooling effect, the ceramic can absorb the heat in the cable to the outside, and has the heat dissipation function while being used for isolation.
Meanwhile, the armor layer 112 is connected to the insulation layer 111 and is located outside the insulation layer 111. The armor layer 112 has a capability of preventing damage, and can improve cable strength.
In use of the present utility model, the cross member separates the plurality of copper conductors 101 from the plurality of fireproof members 104, and can restrict combustion to a local range without spreading in the event of a fire; the fire-resistant layer 107 is a two-layer fire-resistant synthetic mica tape wrapped outside the copper conductor 101, the insulating layer 108 is a ceramic fire-resistant ethylene propylene diene monomer insulating layer 108, the fire-resistant layer 107 is extruded outside the fire-resistant layer 107, the fire-resistant layer 105 is a compact extruded aluminum hydroxide and sodium silicate mixture fire-resistant layer 105, and the protection component 106 is used for playing a waterproof and protection role; the moisture barrier layer 109 is made of radiation-resistant ultraviolet crosslinked polyethylene, has good moisture resistance, and has a moisture-proof effect; the waterproof layer is a double-layer lapped and wrapped waterproof tape, the waterproof effect is achieved, and the isolation layer 111 is a ceramic polyolefin isolation layer 111; the ceramic has a rapid cooling effect, so that the ceramic can absorb heat in the cable to the outside, and has a heat dissipation function while being used for isolation; the armor layer 112 has the ability to prevent damage and can improve cable strength; according to the utility model, the fireproof and flame-retardant effects of the cable can be improved and the safety can be improved by arranging the isolating piece 103, the fireproof layer 107 and the fireproof layer 105.
The second embodiment of the utility model is as follows:
on the basis of the first embodiment, please refer to fig. 3, wherein fig. 3 is a schematic diagram of the overall structure of the second embodiment of the present utility model.
The utility model provides a flame-retardant fireproof cable, and the protective component 106 further comprises a sheath layer 201.
For this embodiment, the sheath 201 is connected to the armor 112 and is located outside the armor 112. The sheath layer 201 is made of a low-smoke halogen-free material, the low-smoke halogen-free material comprises a polymer and a flame retardant, the polymer can be selected from polyethylene, polypropylene, polybutylene and the like and mixtures thereof, the flame retardant material can be selected from magnesium hydroxide, aluminum hydroxide and the like, and can be made into a material which can lose crystal water at different temperatures so as to adapt to different requirements, and the sheath layer 201 and the flame retardant have excellent fireproof performance and higher fireproof grade than common halogen-containing cables; at the same time, it can resist water spray and mechanical impact in combustion.
In use of the present utility model, the cross member separates the plurality of copper conductors 101 from the plurality of fireproof members 104, and can restrict combustion to a local range without spreading in the event of a fire; the fire-resistant layer 107 is a two-layer fire-resistant synthetic mica tape wrapped outside the copper conductor 101, the insulating layer 108 is a ceramic fire-resistant ethylene propylene diene monomer insulating layer 108, the fire-resistant layer 107 is extruded outside the fire-resistant layer 107, the fire-resistant layer 105 is a compact extruded aluminum hydroxide and sodium silicate mixture fire-resistant layer 105, and the protection component 106 is used for playing a waterproof and protection role; the moisture barrier layer 109 is made of radiation-resistant ultraviolet crosslinked polyethylene, has good moisture resistance, and has a moisture-proof effect; the waterproof layer is a double-layer lapped and wrapped waterproof tape, the waterproof effect is achieved, and the isolation layer 111 is a ceramic polyolefin isolation layer 111; the ceramic has a rapid cooling effect, so that the ceramic can absorb heat in the cable to the outside, and has a heat dissipation function while being used for isolation; the armor layer 112 has the ability to prevent damage and can improve cable strength; the sheath 201 is connected to the armor 112 and is located outside the armor 112. The sheath layer 201 is made of a low-smoke halogen-free material, the low-smoke halogen-free material comprises a polymer and a flame retardant, the polymer can be selected from polyethylene, polypropylene, polybutylene and the like and mixtures thereof, the flame retardant material can be selected from magnesium hydroxide, aluminum hydroxide and the like, and can be made into a material which can lose crystal water at different temperatures so as to adapt to different requirements, and the sheath layer 201 and the flame retardant have excellent fireproof performance and higher fireproof grade than common halogen-containing cables; meanwhile, the water jet and mechanical impact can be resisted in the combustion; according to the utility model, the fireproof effect of the cable can be improved and the safety can be improved by arranging the isolating piece 103, the fireproof layer 107, the fireproof layer 105 and the sheath layer 201.
The foregoing disclosure is only illustrative of one or more preferred embodiments of the present utility model, and it is not intended to limit the scope of the claims hereof, as persons of ordinary skill in the art will understand that all or part of the processes for practicing the embodiments described herein may be practiced with equivalent variations in the claims, which are within the scope of the utility model.
Claims (5)
1. A flame-retardant fireproof cable comprises a plurality of copper conductors, and is characterized in that,
also included is a cable assembly;
the cable assembly includes a spacer, a plurality of fire protection components, a fire protection layer, and a protective component;
the spacers are arranged on the sides of the copper conductors; the fireproof parts are respectively positioned at the side edges of the copper conductors and comprise a fireproof layer and an insulating layer; the fire-resistant layer is connected with the copper conductor and is positioned outside the copper conductor; the insulating layer is connected with the fire-resistant layer and is positioned outside the fire-resistant layer; the fireproof layers are arranged on the side edges of the insulating layers; the protection component is arranged outside the fireproof layer.
2. A flame retardant fire resistant cable as set forth in claim 1, wherein,
the fireproof part further comprises a moisture barrier; the moisture blocking layer is connected with the insulating layer and is positioned outside the insulating layer.
3. A flame retardant fire resistant cable as set forth in claim 2, wherein,
the protective component comprises a waterproof layer and an isolation layer; the waterproof layer is connected with the fireproof layer and is positioned outside the fireproof layer; the isolation layer is connected with the waterproof layer and is positioned outside the waterproof layer.
4. A flame retardant fire resistant cable as set forth in claim 3, wherein,
the protective component further comprises an armor layer; the armor layer is connected with the isolation layer and is positioned outside the isolation layer.
5. A flame retardant fire resistant cable as recited in claim 4, wherein,
the protective component further comprises a sheath layer; the sheath layer is connected with the armor layer and is positioned outside the armor layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558619.5U CN220041450U (en) | 2023-06-17 | 2023-06-17 | Flame-retardant fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558619.5U CN220041450U (en) | 2023-06-17 | 2023-06-17 | Flame-retardant fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220041450U true CN220041450U (en) | 2023-11-17 |
Family
ID=88733476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321558619.5U Active CN220041450U (en) | 2023-06-17 | 2023-06-17 | Flame-retardant fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220041450U (en) |
-
2023
- 2023-06-17 CN CN202321558619.5U patent/CN220041450U/en active Active
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