CN109360688A - Tension insulation PVC communication cable - Google Patents
Tension insulation PVC communication cable Download PDFInfo
- Publication number
- CN109360688A CN109360688A CN201811507939.1A CN201811507939A CN109360688A CN 109360688 A CN109360688 A CN 109360688A CN 201811507939 A CN201811507939 A CN 201811507939A CN 109360688 A CN109360688 A CN 109360688A
- Authority
- CN
- China
- Prior art keywords
- layer
- polyvinyl chloride
- coating
- fire
- outside
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 36
- 238000004891 communication Methods 0.000 title claims abstract description 16
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 46
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 46
- 239000011248 coating agent Substances 0.000 claims abstract description 31
- 238000000576 coating method Methods 0.000 claims abstract description 31
- 239000003063 flame retardant Substances 0.000 claims abstract description 22
- 239000004020 conductor Substances 0.000 claims abstract description 17
- 238000000926 separation method Methods 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract description 6
- 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 5
- 230000001681 protective effect Effects 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 3
- 230000009970 fire resistant effect Effects 0.000 claims description 3
- 229920001596 poly (chlorostyrenes) Polymers 0.000 claims description 3
- 150000001336 alkenes Chemical class 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 150000002148 esters Chemical class 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 238000003763 carbonization Methods 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 210000000709 aorta Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
Landscapes
- Insulated Conductors (AREA)
Abstract
The invention discloses tension insulation PVC communication cables, including metallic conductor, fire-retardant separation layer, coating, high temperature resistant polyvinyl chloride insulation layer, tensile layer, flame-proof polyvinyl chloride restrictive coating, the center of metallic conductor is equipped with the through-hole for being passed through inert protective gas, fire-retardant separation layer is set to outside metallic conductor, coating is SE3 type rubber mixture of the tensile strength in 12Mpa or more, and coating is set to outside fire-retardant separation layer, high temperature resistant polyvinyl chloride insulation layer is coated on outside coating, tensile layer is coated on outside high temperature resistant polyvinyl chloride insulation layer, flame-proof polyvinyl chloride restrictive coating is coated on outside tensile layer, tensile strength is added in the SE3 type rubber mixture coating of 12Mpa or more by fire-retardant separation layer, Double-layer flame-retardant is formed with external high temperature resistant polyvinyl chloride insulation layer, fire line and flexibility are more preferable , under the standard of GB/T2951.6-1997 and GB5013.6-1997, in being preheating to 150 ° of ± 3 ° of air -ovens, it is able to maintain 5 hours and flawless, substantially increases the safety coefficient of cable.
Description
Technical field
The present invention relates to field of cable technology, in particular to tension insulation PVC communication cable.
Background technique
With the rapid development of the national economy, the wire and cable as national economy aorta, dosage and use scope
It is increasing.In recent years, the industries such as power plant, substation, smelting and petrochemical industry, it is very big to the demand of cable.Electric power
Cable is the power transmission line for being used for transmission and distributing electric energy, is usually used in Urban Underground power grid, the lead line in power station, industrial and mining enterprises
In-line power and crossing river and sea submarine transmission line, there are also dedicated for the places such as subway tunnel, light rail electric wire.
Until now, the existing power cable standard of country, the environment temperature of product when in use can not be more than
90 degree, it otherwise will lead to cable and wire damage, shorten life of product.It is certain it is special claim environment temperatures be higher than 90 degree just can not so that
With.
According to the standard of GB/T2951.6-1997 and GB5013.6-1997, sample of cable should preheat in air -oven
Sample answers flawless after being kept for 1 hour when to 150 ° ± 3 °, but in some electric welding machine operation fields, usual working environment compared with
Be it is severe, generate heat obvious, if cable, only to be up to standard, the time is long, influence the service efficiency and safety of cable
Production.
In the market, cable and wire provided by the prior art has oxidizable, and conductor is easy loosely, to cause cable high pressure resistant
Effect is poor and tensile strength, intensity resistant to bending, environmental-protecting performance be not high.
Summary of the invention
The object of the present invention is to provide a kind of temperature resistant grade height, fire resistance is strong, tensile strength is high, the combustion of safety durable, product
Carbonization height, smoke density, flue gas toxity meet public place combustibility standard requirements when burning, and insulation effect is preferable, filling
It is solid, the longer tension insulation PVC communication cable of whole service life.
Above-mentioned technical purpose of the invention has the technical scheme that tension insulation PVC is logical
Communication cable, including metallic conductor, fire-retardant separation layer, coating, high temperature resistant polyvinyl chloride insulation layer, tensile layer, fire-retardant polychlorostyrene second
Alkene restrictive coating, the center of the metallic conductor are equipped with the through-hole for being passed through inert protective gas, the fire-retardant separation layer setting
In outside metallic conductor, the coating is SE3 type rubber mixture of the tensile strength in 12Mpa or more, and coating is set to resistance
It fires outside separation layer, the high temperature resistant polyvinyl chloride insulation layer is coated on outside coating, and the tensile layer is coated on high temperature resistant polychlorostyrene
Outside ethylene insulating layer, the flame-proof polyvinyl chloride restrictive coating is coated on outside tensile layer.
Preferably, the fire-retardant separation layer is made of flame retardant fabric.
Preferably, the metallic conductor is copper wire core.
Preferably, the diameter of the copper wire core is between 1.2-19.2mm.
Preferably, the section of the copper wire core is round or fan-shaped.
Preferably, the thickness of the high temperature resistant polyvinyl chloride insulation layer is between 0.5-2.6mm.
Preferably, the thickness of the flame-proof polyvinyl chloride restrictive coating is between 1.5-2.8mm.
Preferably, the flame-proof polyvinyl chloride restrictive coating is made using fire-resistant cable material.
Preferably, the tensile layer is using polyester belt on high temperature resistant polyvinyl chloride insulation layer.
Beneficial effects of the present invention are as follows:
1, by fire-retardant separation layer plus tensile strength 12Mpa or more SE3 type rubber mixture coating, and it is external resistance to
High temperature polyvinyl chloride insulation layer forms Double-layer flame-retardant, and fire line and flexibility are more preferable, in GB/T2951.6-1997 and
Under the standard of GB5013.6-1997, in being preheating to 150 ° of ± 3 ° of air -ovens, it is able to maintain 5 hours and flawless, significantly
Improve the safety coefficient of cable;
2, simultaneously, temperature resistant grade is high, and fire resistance is strong, safety durable, carbonization height, smoke density, flue gas toxity symbol when product burns
Public place combustibility standard requirements are closed, it is free from environmental pollution, so that integral product service life is higher, meets actual use and want
It asks;
3, change by making central through hole transmission protective gas using conducting wire itself, saved cost, the operation is more convenient;
4, tensile layer can increase the tensile strength of cable, while realize the indehiscent effect of acute angle bending.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Specific embodiment
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after, inside and outside ...) of institute in the embodiment of the present invention
It is only used for explaining relative positional relationship, motion conditions etc. between component each under a certain particular pose, if the particular pose
When changing, then directionality instruction also correspondingly changes correspondingly.In addition, the technical solution between each embodiment can phase
Mutually combine, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution occur it is mutual
Contradiction or cannot achieve when, will be understood that the combination of this technical solution is not present, also not the present invention claims protection scope it
It is interior.
Referring to Fig.1, tension insulation PVC communication cable, including metallic conductor 10, fire-retardant separation layer 20, coating
30, high temperature resistant polyvinyl chloride insulation layer 40, tensile layer 50, flame-proof polyvinyl chloride restrictive coating 60, the center of the metallic conductor 10
Equipped with the through-hole 11 for being passed through inert protective gas, the fire-retardant separation layer 20 is set to outside metallic conductor 10, the covering
Layer 30 is SE3 type rubber mixture of the tensile strength in 12Mpa or more, and coating 30 is set to outside fire-retardant separation layer 20, described
High temperature resistant polyvinyl chloride insulation layer 40 is coated on outside coating 30, and the tensile layer 50 is coated on high temperature resistant polyvinyl chloride insulation layer
Outside 40, the flame-proof polyvinyl chloride restrictive coating 60 is coated on outside tensile layer 50.
Preferably, the fire-retardant separation layer 20 is made of flame retardant fabric.
Preferably, in actual use, it is more typically passed through carbon dioxide gas in the through-hole of metallic conductor 10, certainly
The difference that can also be required according to the difference and processing technology of welding material, is passed through helium, nitrogen or other inert gases.
Preferably, the metallic conductor 10 is copper wire core, and the diameter of the copper wire core, can between 1.2-19.2mm
Range of choice is wider, and the thickness of the high temperature resistant polyvinyl chloride insulation layer 40 is between 0.5-2.6mm, and insulation effect is preferable, institute
The thickness of flame-proof polyvinyl chloride restrictive coating 60 is stated between 1.5-2.8mm, is played a very good protection.
Preferably, the section of the copper wire core is round or fan-shaped.
Preferably, the flame-proof polyvinyl chloride restrictive coating 60 is made using fire-resistant cable material, makes product in burning, carbonization
Highly, smoke density, flue gas toxity meet public place combustibility standard requirements.
Preferably, the tensile layer 50 using polyester belt on high temperature resistant polyvinyl chloride insulation layer 40, polyester belt around
Packet can increase the tensile strength of electric wire, while realize the indehiscent effect of acute angle bending.
Preferable implementation of the invention is illustrated above, certainly, the present invention can also use and above-mentioned implementation
The different form of mode, those skilled in the art's made equivalent transformation on the premise of without prejudice to spirit of the invention
Or corresponding change, all it should belong in protection scope of the present invention.
Claims (9)
1. tension insulation PVC communication cable characterized by comprising
Metallic conductor, the center of the metallic conductor are equipped with the through-hole for being passed through inert protective gas;
Fire-retardant separation layer, the fire-retardant separation layer are set to outside metallic conductor;
Coating, the coating is SE3 type rubber mixture of the tensile strength in 12Mpa or more, and coating is set on fire-retardant
Outside separation layer;
High temperature resistant polyvinyl chloride insulation layer, the high temperature resistant polyvinyl chloride insulation layer are coated on outside coating;
Tensile layer, the tensile layer are coated on outside high temperature resistant polyvinyl chloride insulation layer;
Flame-proof polyvinyl chloride restrictive coating, the flame-proof polyvinyl chloride restrictive coating are coated on outside tensile layer.
2. tension insulation PVC communication cable according to claim 1, it is characterised in that: the fire-retardant separation layer by
Flame retardant fabric is made.
3. tension insulation PVC communication cable according to claim 1, it is characterised in that: the metallic conductor is copper
Silk thread core.
4. tension insulation PVC communication cable according to claim 3, it is characterised in that: the copper wire core it is straight
Diameter is between 1.2-19.2mm.
5. tension insulation PVC communication cable according to claim 3, it is characterised in that: the copper wire core is cut
Face is round or fan-shaped.
6. tension insulation PVC communication cable according to claim 1, it is characterised in that: the high temperature resistant polychlorostyrene second
The thickness of alkene insulating layer is between 0.5-2.6mm.
7. tension insulation PVC communication cable according to claim 1, it is characterised in that: the flame-proof polyvinyl chloride
The thickness of restrictive coating is between 1.5-2.8mm.
8. tension insulation PVC communication cable according to claim 1, it is characterised in that: the flame-proof polyvinyl chloride
Restrictive coating is made using fire-resistant cable material.
9. tension insulation PVC communication cable according to claim 1, it is characterised in that: the tensile layer is using poly-
Ester band is on high temperature resistant polyvinyl chloride insulation layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811507939.1A CN109360688A (en) | 2018-12-11 | 2018-12-11 | Tension insulation PVC communication cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811507939.1A CN109360688A (en) | 2018-12-11 | 2018-12-11 | Tension insulation PVC communication cable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109360688A true CN109360688A (en) | 2019-02-19 |
Family
ID=65331959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811507939.1A Pending CN109360688A (en) | 2018-12-11 | 2018-12-11 | Tension insulation PVC communication cable |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109360688A (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050199415A1 (en) * | 2004-01-07 | 2005-09-15 | Cable Components Group, Llc | Flame retardant and smoke suppressant composite high performance support-separators and conduit tubes |
CN205069158U (en) * | 2015-10-15 | 2016-03-02 | 泛亚电缆有限公司 | Insulating polyvinyl chloride jacketed cable of fire -resistant crosslinked polyethylene that combats earthquake |
CN208157104U (en) * | 2018-05-16 | 2018-11-27 | 江苏闪奇电器集团有限公司 | Rubber insulation welding machine cable |
-
2018
- 2018-12-11 CN CN201811507939.1A patent/CN109360688A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050199415A1 (en) * | 2004-01-07 | 2005-09-15 | Cable Components Group, Llc | Flame retardant and smoke suppressant composite high performance support-separators and conduit tubes |
CN205069158U (en) * | 2015-10-15 | 2016-03-02 | 泛亚电缆有限公司 | Insulating polyvinyl chloride jacketed cable of fire -resistant crosslinked polyethylene that combats earthquake |
CN208157104U (en) * | 2018-05-16 | 2018-11-27 | 江苏闪奇电器集团有限公司 | Rubber insulation welding machine cable |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190219 |