CN217640706U - Flame-retardant and fire-resistant composite cable for photoelectric digital signal transmission - Google Patents
Flame-retardant and fire-resistant composite cable for photoelectric digital signal transmission Download PDFInfo
- Publication number
- CN217640706U CN217640706U CN202221114583.7U CN202221114583U CN217640706U CN 217640706 U CN217640706 U CN 217640706U CN 202221114583 U CN202221114583 U CN 202221114583U CN 217640706 U CN217640706 U CN 217640706U
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- Prior art keywords
- fire
- retardant
- flame
- resistant
- signal transmission
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 66
- 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 52
- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 38
- 230000008054 signal transmission Effects 0.000 title claims abstract description 31
- 239000002131 composite material Substances 0.000 title claims abstract description 8
- 229920000098 polyolefin Polymers 0.000 claims abstract description 27
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000000779 smoke Substances 0.000 claims abstract description 23
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 19
- 239000000919 ceramic Substances 0.000 claims abstract description 17
- 230000003287 optical effect Effects 0.000 claims abstract description 15
- 239000010445 mica Substances 0.000 claims abstract description 14
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 14
- 229910052802 copper Inorganic materials 0.000 claims abstract description 13
- 239000010949 copper Substances 0.000 claims abstract description 13
- 239000004760 aramid Substances 0.000 claims abstract description 11
- 229920003235 aromatic polyamide Polymers 0.000 claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 11
- 239000004020 conductor Substances 0.000 claims abstract description 10
- 239000004033 plastic Substances 0.000 claims abstract description 10
- 229920003023 plastic Polymers 0.000 claims abstract description 10
- 229920006231 aramid fiber Polymers 0.000 claims abstract description 8
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 8
- 239000011707 mineral Substances 0.000 claims abstract description 8
- 229910052755 nonmetal Inorganic materials 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 239000013307 optical fiber Substances 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 8
- 239000011151 fibre-reinforced plastic Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 239000012764 mineral filler Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 235000019504 cigarettes Nutrition 0.000 abstract description 4
- 230000005622 photoelectricity Effects 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 239000000835 fiber Substances 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 abstract description 2
- 238000000137 annealing Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 18
- 230000007613 environmental effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000005855 radiation 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
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
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- Insulated Conductors (AREA)
Abstract
The utility model provides a fire-retardant fire-resistant composite cable is used in transmission of photoelectricity digital signal, including copper conductor, fire-resistant mica tape, the fire-retardant crosslinked polyolefin of steamed low cigarette is insulating, pottery silicon rubber flame retardant coating, the branch shielding of copper plastic tape, tight cover optic fibre, aramid yarn reinforcement member, nonmetal aramid fiber reinforcing plastics pole, fire-resistant mineral filling rope, weave copper wire total shielding layer, fire-retardant band, fire-retardant inner sheath, two steel band armoring, the fire-retardant polyolefin sheath of steamed low cigarette, the outer fire-resistant mica tape that coats of its characterized in that annealing copper conductor. The electric signal transmission control three-twisted basic unit group and the optical signal transmission control basic unit group are respectively coated with ceramic silicon rubber fire-resistant layers. The outer layer of the cable-forming cable core is coated with a ceramic silicon rubber fire-resistant layer and a braided copper wire total shield, and the outermost layer of the cable core is extruded with a halogen-free low-smoke flame-retardant polyolefin sheath.
Description
Technical Field
The utility model relates to a compound cable is used in photoelectric signal transmission, more specifically is a fire-retardant fire-resistant compound cable is used in photoelectric digital signal transmission.
Background
At present, with the continuous improvement of the safety, environmental protection and intelligent production of signal transmission control by power generation such as wind energy, photovoltaic and thermoelectric, higher requirements on flame retardance, fire resistance and the like are provided for various optical cables used by the optical cables, particularly, the optical cables used for digital information transmission must ensure the safety, accuracy and high efficiency of data transmission of the optical cables, so as to ensure the high-efficiency operation of automatic digital transmission control in the whole process of power generation such as wind energy, photovoltaic and thermoelectric, and particularly, when a fire disaster occurs, so as to ensure the safe and effective operation of signals of a whole power generation monitoring loop and an automatic control system in a certain time.
Disclosure of Invention
The utility model aims at overcoming the drawback of current signal transmission control signal of telecommunication or the single transmission control of light signal, making it can transmit photoelectric digital signal simultaneously, reaching the requirement that the environmental protection does not have harmful substance release, fire-retardant fire-resistant, tensile resistance to compression, anti-electromagnetic radiation to satisfy the special requirement that multi-scene laid, provide a safe environmental protection, tensile resistance to compression, anti-electromagnetic interference's the integrative fire-retardant fire-resistant composite cable of photoelectricity for digital signal transmission.
The utility model discloses a realize through following mode: the utility model provides a photoelectric digital signal transmission is with fire-retardant fire-resistant composite cable, including the copper conductor, fire-resistant mica tape, it is insulating to have the fire-retardant crosslinked polyolefin of steamed low cigarette, pottery silicon rubber flame retardant coating, the shielding is divided in the copper plastic tape, tight cover optic fibre, aramid yarn reinforcement member, non-metallic aramid fiber reinforcing plastic pole, fire-resistant mineral filling rope, weave the total shielding layer of copper wire, fire-retardant band, fire-retardant inner sheath, two steel band armoring, the fire-retardant polyolefin sheath of steamed low cigarette, its characterized in that: a fire-resistant mica tape is coated outside one annealed copper conductor, the fire-resistant mica tape is extruded outside the fire-resistant mica tape to form an insulating wire core in a halogen-free low-smoke flame-retardant cross-linked polyolefin insulation mode, the three insulating wire cores are twisted into a group, and then a ceramic silicon rubber fire-resistant layer and a copper-plastic tape sub-shielding layer are respectively coated on the insulating wire core, so that a three-twisting basic unit group for electric signal transmission control is formed; the method comprises the following steps that an aramid yarn reinforcing member is coated outside a tight-buffered optical fiber, a halogen-free low-smoke flame-retardant polyolefin sheath is extruded outside the aramid yarn reinforcing member to form a single optical fiber unit, two optical fiber units and two nonmetal aramid fiber reinforced plastic rods are twisted together, and then a ceramic silicon rubber fire-resistant layer and the halogen-free low-smoke flame-retardant polyolefin sheath are respectively coated, so that a basic unit group for optical signal transmission control is formed; the plurality of electric signal transmission control three-twisting basic unit groups, the plurality of optical signal transmission control basic unit groups and the plurality of refractory mineral filling ropes are twisted together to form a cable core; the cable core is coated with a ceramic silicon rubber flame-retardant layer and a braided copper wire total shield, the braided copper wire total shield is wrapped with a flame-retardant wrapping tape and an extruded flame-retardant inner sheath, the flame-retardant inner sheath is wrapped with double steel tape armoring, and the outermost layer is extruded with a halogen-free low-smoke flame-retardant polyolefin sheath.
The utility model has the advantages that: the utility model provides a fire-retardant fire-resistant composite cable is used in transmission of photoelectricity digital signal, has adopted signal of telecommunication and optical signal transmission control in an organic whole, avoids secondary wiring, can effectively practice thrift expenses such as construction, network construction. 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 high-voltage and low-voltage cables on the same line, the line space can be saved, and the special requirement of multi-scene laying can be met. The fire-resistant mica tape and the ceramic silicon rubber fire-resistant layer provide fire resistance, and the double-steel-tape armor provides tensile and lateral pressure resistance of the cable. The halogen-free low-smoke flame-retardant cross-linked polyolefin insulation and the halogen-free low-smoke flame-retardant polyolefin sheath provide non-toxic, pollution-free, safe and environment-friendly flame retardant performance.
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, an electric signal transmission control three-twisted basic unit group, 5, a ceramic silicon rubber flame-retardant layer, 6, a copper-plastic tape sub-shielding layer, 7, a ceramic silicon rubber flame-retardant layer, 8, a braided copper wire total shielding, 9, a flame-retardant wrapping tape, 10, a flame-retardant inner protective layer, 11, a double-steel-tape armor, 12, a halogen-free low-smoke flame-retardant polyolefin sheath, 13, an optical signal transmission control basic unit group, 14, a tightly-sleeved optical fiber, 15, an aramid yarn reinforcing member, 16, a halogen-free low-smoke flame-retardant polyolefin sheath, 17, a ceramic silicon rubber flame-retardant layer, 18, a halogen-free low-smoke flame-retardant polyolefin sheath, 19, a nonmetal aramid fiber reinforced plastic rod and 20, a fire-resistant mineral filling rope.
Detailed Description
As shown in fig. 1, the structure of the product is schematically illustrated, and the product includes a copper conductor 1, a fire-resistant mica tape 2, a halogen-free low-smoke flame-retardant cross-linked polyolefin insulation 3, an electric signal transmission control three-twisted basic unit group 4, ceramic silicon rubber flame- retardant layers 5, 7 and 17, a copper-plastic tape sub-shielding layer 6, a braided copper wire total shielding 8, a flame-retardant wrapping tape 9, a flame-retardant inner protection layer 10, a double-steel-tape armor 11, halogen-free low-smoke flame- retardant polyolefin sheaths 12, 16 and 18, an optical signal transmission control basic unit group 13, a tightly-sleeved optical fiber 14, an aramid yarn reinforcing member 15, a non-metal aramid fiber reinforced plastic rod 19, and a fire-resistant mineral filling rope 20.
During manufacturing, the copper rod is drawn into a qualified annealed copper conductor 1 through a wire drawing machine for multiple times, a fire-resistant mica tape 2 is coated on the copper conductor, and a halogen-free low-smoke flame-retardant cross-linked polyolefin insulation 3 is extruded outside the fire-resistant mica tape, so that an insulation wire core is manufactured; three insulated wire cores are stranded to form a three-stranded wire group, and the three-stranded wire group is respectively coated with a ceramic silicon rubber fire-resistant layer 5 and a copper-plastic belt sub-shielding layer 6, so that a complete three-stranded basic unit group 4 controlled by electric signal transmission is manufactured; the tightly sleeved optical fiber 14 is coated with an aramid yarn reinforcing member 15, the aramid yarn reinforcing member is extruded with a halogen-free low-smoke flame-retardant polyolefin sheath 16, so that an optical fiber unit is manufactured, the two optical fiber units are twisted with two nonmetal aramid fiber reinforced plastic rods 19, and then respectively coated with a ceramic silicon rubber flame-retardant layer 17 and an extruded halogen-free low-smoke flame-retardant polyolefin sheath 18, so that a complete optical signal transmission control basic unit group 13 is manufactured. According to the requirements, a plurality of electric signal transmission control three-twisting basic unit groups 4, a plurality of optical signal transmission control basic unit groups 13 and a plurality of fireproof mineral filling ropes 20 are cabled and twisted into a cable core, a ceramic silicon rubber fire-resistant layer 7 and a braided copper wire total shielding 8 are coated outside the cable core, the braided copper wire total shielding is wrapped with a flame-retardant wrapping tape 9 and an extruded flame-retardant inner sheath 10, a double-steel-tape armor 11 is coated outside the flame-retardant inner sheath, the double-steel-tape armor is wrapped with a halogen-free low-smoke flame-retardant polyolefin sheath 12 in an extruded mode, identification marks are printed on the surface of the sheath in a spraying mode, and cable manufacturing is completed.
Claims (2)
1. A flame-retardant fire-resistant composite cable for photoelectric digital signal transmission comprises a copper conductor, a fire-resistant mica tape, a halogen-free low-smoke flame-retardant cross-linked polyolefin insulation, a ceramic silicon rubber flame-resistant layer, a copper-plastic tape sub-shield, a tightly-sleeved optical fiber, an aramid yarn reinforcing member, a non-metal aramid fiber reinforced plastic rod, a fire-resistant mineral filling rope, a braided copper wire total shield layer, a flame-retardant wrapping tape, a flame-retardant inner protection layer, a double-steel-tape armor and a halogen-free low-smoke flame-retardant polyolefin sheath, and is characterized in that one annealed copper conductor is externally coated with the fire-resistant mica tape, the fire-resistant mica tape is externally extruded with the halogen-free low-smoke flame-retardant cross-linked polyolefin insulation to form an insulating wire core, the three insulating wire cores are twisted into a group, and then the ceramic silicon rubber flame-resistant layer and the copper-plastic tape sub-shield layer are respectively coated, so that an electric signal transmission control three-twisted basic unit group is formed; the method comprises the following steps that an aramid yarn reinforcing member is coated outside a tight-buffered optical fiber, a halogen-free low-smoke flame-retardant polyolefin sheath is extruded outside the aramid yarn reinforcing member to form a single optical fiber unit, two optical fiber units and two nonmetal aramid fiber reinforced plastic rods are twisted together, and then a ceramic silicon rubber fire-resistant layer and the halogen-free low-smoke flame-retardant polyolefin sheath are respectively coated, so that a basic unit group for optical signal transmission control is formed; the plurality of electric signal transmission control three-twisting basic unit groups, the plurality of optical signal transmission control basic unit groups and the plurality of refractory mineral filling ropes are twisted together to form a cable core; the cable core is coated with a ceramic silicon rubber flame-retardant layer and a braided copper wire total shield, the braided copper wire total shield is wrapped with a flame-retardant wrapping tape and an extruded flame-retardant inner sheath, the flame-retardant inner sheath is wrapped with double steel tape armoring, and the outermost layer is extruded with a halogen-free low-smoke flame-retardant polyolefin sheath.
2. The flame-retardant fire-resistant composite cable for photoelectric digital signal transmission according to claim 1, wherein a plurality of electric signal transmission control three-twisted basic unit groups, a plurality of optical signal transmission control basic unit groups and a plurality of fire-resistant mineral filler ropes are twisted together to form a cable core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221114583.7U CN217640706U (en) | 2022-05-11 | 2022-05-11 | Flame-retardant and fire-resistant composite cable for photoelectric digital signal transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221114583.7U CN217640706U (en) | 2022-05-11 | 2022-05-11 | Flame-retardant and fire-resistant composite cable for photoelectric digital signal transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217640706U true CN217640706U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221114583.7U Active CN217640706U (en) | 2022-05-11 | 2022-05-11 | Flame-retardant and fire-resistant composite cable for photoelectric digital signal transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217640706U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114743724A (en) * | 2022-05-11 | 2022-07-12 | 鲁能泰山曲阜电缆有限公司 | Flame-retardant and fire-resistant composite cable for photoelectric digital signal transmission |
-
2022
- 2022-05-11 CN CN202221114583.7U patent/CN217640706U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114743724A (en) * | 2022-05-11 | 2022-07-12 | 鲁能泰山曲阜电缆有限公司 | Flame-retardant and fire-resistant composite cable for photoelectric digital signal transmission |
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