CN211742691U - Fire-retardant fire-resistant computer cable is strengthened to nonmetal of environment-friendly - Google Patents
Fire-retardant fire-resistant computer cable is strengthened to nonmetal of environment-friendly Download PDFInfo
- Publication number
- CN211742691U CN211742691U CN202020493647.3U CN202020493647U CN211742691U CN 211742691 U CN211742691 U CN 211742691U CN 202020493647 U CN202020493647 U CN 202020493647U CN 211742691 U CN211742691 U CN 211742691U
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- China
- Prior art keywords
- fire
- retardant
- resistant
- flame
- tape
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- Expired - Fee Related
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 49
- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 41
- 229910052755 nonmetal Inorganic materials 0.000 title claims abstract description 20
- 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 claims abstract description 26
- 229920000098 polyolefin Polymers 0.000 claims abstract description 19
- 239000000779 smoke Substances 0.000 claims abstract description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052802 copper Inorganic materials 0.000 claims abstract description 14
- 239000010949 copper Substances 0.000 claims abstract description 14
- 239000004033 plastic Substances 0.000 claims abstract description 14
- 229920003023 plastic Polymers 0.000 claims abstract description 14
- 239000010445 mica Substances 0.000 claims abstract description 12
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 12
- 238000009941 weaving Methods 0.000 claims abstract description 12
- 229920006231 aramid fiber Polymers 0.000 claims abstract description 10
- 239000004020 conductor Substances 0.000 claims abstract description 10
- 239000011151 fibre-reinforced plastic Substances 0.000 claims abstract description 10
- 229920002748 Basalt fiber Polymers 0.000 claims abstract description 9
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 9
- 239000000919 ceramic Substances 0.000 claims abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000005452 bending Methods 0.000 claims abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 4
- 239000001301 oxygen Substances 0.000 claims abstract description 4
- 238000002955 isolation Methods 0.000 claims abstract 4
- 239000004753 textile Substances 0.000 claims abstract 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 7
- 239000011707 mineral Substances 0.000 claims description 7
- 235000019504 cigarettes Nutrition 0.000 claims description 4
- 238000009413 insulation Methods 0.000 abstract description 7
- 230000005670 electromagnetic radiation Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
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Abstract
An environment-friendly nonmetal reinforced flame-retardant fire-resistant computer cable comprises a copper conductor, a fire-resistant mica tape, a halogen-free low-smoke flame-retardant cross-linked polyolefin insulation layer, a nonmetal aramid fiber reinforced plastic rod, a flame-retardant fire-resistant basalt fiber textile yarn weaving layer, a ceramic silicon rubber oxygen isolation belt, a copper-plastic belt shielding layer and a halogen-free low-smoke flame-retardant polyolefin outer sheath. The method is characterized in that: the copper conductor fire-resistant mica tape is externally extruded with a halogen-free low-smoke flame-retardant cross-linked polyolefin insulation layer, a nonmetal aramid fiber reinforced plastic rod is arranged in each three-twisted basic unit group, a copper plastic tape shielding layer is arranged outside each three-twisted basic unit group, a ceramic silicon rubber fire-retardant oxygen-isolation tape is coated outside a cable core, a flame-retardant fire-retardant basalt fiber woven yarn weaving layer is woven outside the oxygen-isolation tape, a copper plastic tape shielding layer is wrapped outside the weaving layer, and a halogen-free low-smoke flame-retardant polyolefin outer sheath is extruded on the outermost layer. The beneficial effects are that: an environment-friendly nonmetal reinforced flame-retardant fire-resistant computer cable has the characteristics of tensile strength, bending resistance, flame retardance, fire resistance and electromagnetic radiation resistance.
Description
Technical Field
The utility model relates to a safe environment-friendly signal transmission is with fire-retardant fire-resistant computer cable, more specifically is a fire-retardant fire-resistant computer cable is strengthened to nonmetal of environment-friendly.
Background
At present, along with the continuous promotion of power plants to the level of safety and environmental protection, various cables used by the power plants have higher requirements on flame retardance, fire resistance and no pollution, and particularly, a computer information network transmission cable must ensure the safety and accuracy of data transmission of the cable, so that when a fire disaster occurs, the signals of a monitoring loop and an automatic control system of the whole power plant can be ensured to safely and effectively operate within a certain time.
Disclosure of Invention
The utility model aims at overcoming the not enough of current computer cable existence, making it can reach the requirement that the environmental protection does not have harmful substance release, fire-retardant fire-resistant, tensile, anti-electromagnetic radiation to satisfy the special requirement that multi-scene such as various sealed passageways laid, provide a computer cable for signal transmission of safety ring, tensile are resistant crooked, electromagnetic interference resistance.
The utility model discloses a realize through following mode: the utility model provides a fire-retardant fire-resistant computer cable is strengthened to nonmetal of environment-friendly, includes copper conductor, fire-resistant mica tape, the fire-retardant crosslinked polyolefin of halogen-free low cigarette is insulating, nonmetal aramid fiber reinforced plastic pole, fire-resistant mineral filling rope, the fire-resistant oxygen band of pottery silicon rubber, fire-retardant fire-resistant basalt fiber weaving yarn weaving layer, copper plastic tape are around a packet shielding layer, the fire-free low cigarette fire-retardant polyolefin oversheath of its characterized in that: the fire-resistant mica tape is wrapped outside the annealed copper conductor, the fire-resistant mica tape is extruded outside the halogen-free low-smoke flame-retardant cross-linked polyolefin to be made into an insulated wire core in an insulating mode, the three insulated wire cores and the nonmetal aramid fiber reinforced plastic rods are twisted into a group, the fire-retardant wrapping tape and the copper-plastic tape shielding layer are wrapped in a parallel mode to form a three-twisted basic unit group, the three-twisted basic unit group and the fire-resistant mineral filling rope are twisted into a cable core, a ceramic silicon rubber fire-resistant oxygen-isolating tape is wrapped outside the cable core, a flame-retardant basalt fiber woven yarn weaving layer is woven outside the oxygen-isolating tape, a copper-plastic tape shielding layer is wrapped outside the weaving layer.
The utility model has the advantages that: the environment-friendly nonmetal reinforced flame-retardant fire-resistant computer cable adopts halogen-free low-smoke flame-retardant cross-linked polyolefin insulation, has larger transmission current and stronger signal than a common insulated computer cable, and can effectively save resources. Due to the adoption of the double-shielding structure, the requirement of electromagnetic radiation interference resistance among various cables is supported, so that the cable can be laid with various low-voltage cables and network data lines on the same line, the line space can be saved, and the special requirements of multi-scene laying such as indoor closed channels and the like can be met. The nonmetal reinforcing part provides tensile and bending resistance, and the halogen-free low-smoke flame-retardant cross-linked polyolefin insulation, the halogen-free low-smoke flame-retardant cross-linked polyolefin outer sheath and the fire-resistant belt provide a safe and environment-friendly type A flame-retardant fire-resistant computer cable.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic cross-sectional view of the present invention.
In the figure, 1, a copper conductor, 2, a fire-resistant mica tape, 3, a halogen-free low-smoke flame-retardant cross-linked polyolefin insulation, 4, a three-twisted basic unit group, 5, a non-metal aramid fiber reinforced plastic rod, 6, a flame-retardant wrapping tape, 7, a fire-resistant mineral filling rope, 8, a ceramic silicon rubber fire-resistant oxygen-isolating tape, 9, a flame-retardant fire-resistant basalt fiber woven yarn braided layer, 10, a copper-plastic tape shielding layer and 11, a halogen-free low-smoke flame-retardant polyolefin outer sheath.
Detailed Description
The product model shown in figure 1 is WDZAN-DJYJP2YP2-300/500V, and comprises a copper conductor 1, a fire-resistant mica tape 2, a halogen-free low-smoke fire-retardant cross-linked polyolefin insulation 3, a nonmetal aramid fiber reinforced plastic rod 5, a fire-retardant wrapping tape 6, a fire-retardant mineral filling rope 7, a ceramic silicon rubber fire-retardant oxygen-insulating tape 8, a fire-retardant basalt fiber woven yarn braided layer 9, a copper-plastic tape shielding layer 10 and a halogen-free low-smoke fire-retardant polyolefin outer sheath 11.
During manufacturing, a copper rod is repeatedly drawn into a qualified annealed copper conductor 1 through a wire drawing machine, a fire-resistant mica tape 2 is wrapped on the conductor, and a layer of halogen-free low-smoke flame-retardant crosslinked polyolefin insulation 3 is extruded on the fire-resistant mica tape layer by a plastic extruder, so that an insulated wire core is manufactured; three insulated wire cores and a nonmetal aramid fiber reinforced plastic rod are twisted together to form a three-twisted basic unit group, each three-twisted basic unit group is wrapped with a flame-retardant wrapping tape and wrapped with a copper-plastic tape shielding layer, and thus a complete three-twisted basic unit group 4 is formed; cabling and stranding a plurality of three-stranded basic unit groups as required to form a cable core, and filling refractory mineral filling ropes 7 in gaps among the three-stranded basic unit groups; and finally, extruding a layer of halogen-free low-smoke flame-retardant polyolefin outer sheath 11 by using a plastic extruder, and spraying and printing identification marks on the surface of the outer sheath, so that the cable manufacturing is finished.
Claims (2)
1. The utility model provides a fire-retardant fire-resistant computer cable is strengthened to nonmetal of environment-friendly, includes copper conductor, fire-resistant mica tape, the fire-retardant crosslinked polyolefin of halogen-free low cigarette is insulating, nonmetal aramid fiber reinforced plastic pole, fire-resistant mineral filling rope, the fire-resistant oxygen band of pottery silicon rubber, fire-retardant fire-resistant basalt fiber weaving yarn weaving layer, copper plastic tape are around a packet shielding layer, the fire-free low cigarette fire-retardant polyolefin oversheath of its characterized in that: the fire-resistant mica tape is wrapped outside the annealed copper conductor, the fire-resistant mica tape is extruded outside the halogen-free low-smoke flame-retardant cross-linked polyolefin to be made into an insulated wire core in an insulating mode, the three insulated wire cores and the nonmetal aramid fiber reinforced plastic rods are twisted into a group, the fire-retardant wrapping tape and the copper-plastic tape shielding layer are wrapped in a parallel mode to form a three-twisted basic unit group, the three-twisted basic unit group and the fire-resistant mineral filling rope are twisted into a cable core, a ceramic silicon rubber fire-resistant oxygen-isolating tape is wrapped outside the cable core, a flame-retardant basalt fiber woven yarn weaving layer is woven outside the oxygen-isolating tape, a copper-plastic tape shielding layer is wrapped outside the weaving layer.
2. The environment-friendly non-metal reinforced flame-retardant fire-resistant computer cable according to claim 1, wherein: a tensile and bending resistant nonmetal aramid fiber reinforced plastic rod is longitudinally arranged in each three-twisted basic unit group in the cable core, and a tensile and bending resistant flame-retardant and fire-resistant basalt fiber textile yarn weaving layer is woven outside the ceramic silicon rubber fire-resistant oxygen isolation zone.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020493647.3U CN211742691U (en) | 2020-04-08 | 2020-04-08 | Fire-retardant fire-resistant computer cable is strengthened to nonmetal of environment-friendly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020493647.3U CN211742691U (en) | 2020-04-08 | 2020-04-08 | Fire-retardant fire-resistant computer cable is strengthened to nonmetal of environment-friendly |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211742691U true CN211742691U (en) | 2020-10-23 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020493647.3U Expired - Fee Related CN211742691U (en) | 2020-04-08 | 2020-04-08 | Fire-retardant fire-resistant computer cable is strengthened to nonmetal of environment-friendly |
Country Status (1)
Country | Link |
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CN (1) | CN211742691U (en) |
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2020
- 2020-04-08 CN CN202020493647.3U patent/CN211742691U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 |
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CF01 | Termination of patent right due to non-payment of annual fee |