CN107424681A - A kind of single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type - Google Patents
A kind of single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type Download PDFInfo
- Publication number
- CN107424681A CN107424681A CN201710801166.7A CN201710801166A CN107424681A CN 107424681 A CN107424681 A CN 107424681A CN 201710801166 A CN201710801166 A CN 201710801166A CN 107424681 A CN107424681 A CN 107424681A
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- conductor
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- cable
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- 239000004020 conductor Substances 0.000 claims abstract description 81
- 230000007935 neutral effect Effects 0.000 claims abstract description 57
- 239000003063 flame retardant Substances 0.000 claims abstract description 32
- 238000009413 insulation Methods 0.000 claims abstract description 27
- 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
- 239000011248 coating agent Substances 0.000 claims abstract description 20
- 238000000576 coating method Methods 0.000 claims abstract description 20
- 239000012212 insulator Substances 0.000 claims abstract description 15
- 239000000779 smoke Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000000919 ceramic Substances 0.000 claims abstract description 12
- 239000012792 core layer Substances 0.000 claims abstract description 11
- 229920000098 polyolefin Polymers 0.000 claims abstract description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 6
- 239000001301 oxygen Substances 0.000 claims abstract description 6
- 230000004888 barrier function Effects 0.000 claims abstract description 5
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 238000004132 cross linking Methods 0.000 claims description 7
- 239000010445 mica Substances 0.000 claims description 7
- 229910052618 mica group Inorganic materials 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 238000001354 calcination Methods 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 claims description 2
- 229910052736 halogen Inorganic materials 0.000 description 5
- 150000002367 halogens Chemical class 0.000 description 5
- 235000019504 cigarettes Nutrition 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 235000009854 Cucurbita moschata Nutrition 0.000 description 1
- 240000001980 Cucurbita pepo Species 0.000 description 1
- 235000009852 Cucurbita pepo Nutrition 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- GHVNFZFCNZKVNT-UHFFFAOYSA-M decanoate Chemical compound CCCCCCCCCC([O-])=O GHVNFZFCNZKVNT-UHFFFAOYSA-M 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052628 phlogopite Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 235000020354 squash Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 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
- H01B11/18—Coaxial cables; Analogous cables having more than one inner conductor within a common outer conductor
- H01B11/1808—Construction of the conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
-
- 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
- H01B7/17—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
-
- 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 a kind of single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type, including phase conductor, mutually phase conductor flame retardant coating, insulation, inner liner, core layer, wrapped, oversheath, the core layer includes 3 piece-root grafting earthed conductors of the concentrically arranged decile outside inner liner arranged side by side, 8 neutral cores of decile, two separation insulators；The earth conductor and neutral core are connected with each other respectively, and the earth conductor and neutral core are separated by separating insulator, and the neutral core includes neutral conductor, neutral conductor flame retardant coating, neutral insulation；The inner liner uses ceramic halogen-free and low-smoke flame-retardant polyolefin oxygen barrier material.After the single-phase cellular-type concentric cable use of LSOH anti-flaming fire safe type of the present invention, cable properties meet demand, the outside diameter of cable is small, greatlys save laying space；It is stable, using normal.
Description
Technical field
The invention belongs to technical field of electric wires and cables, more particularly to a kind of single-phase cellular-type of LSOH anti-flaming fire safe type is same
N-conductor cable n.
Background technology
Single-phase cable is by extensively should be in the occasions such as civil buildings, factory, signal transmission, fire-fighting control, general single-phase cable
For two cores, it is made up of a phase line and a neutral conductor, due to no ground wire, if sent out when being used on some high-power electric appliances
Raw electric leakage, forceful electric power gesture and electric current can not import the earth, most probably produce harm to people.With attention of the people to safety, some
Single-phase high-power electrical equipment uses single-phase three wire system, that is, adds ground wire, the defects of effectively improving two core cable, but by
It need to pass through cabling procedure in three-core cable, cause cable conductor external diameter to increase, jacket thickness is also required to thicken, final finished external diameter
Greatly, it is big to lay space.Both the consumption of cable material had been added, will also cause cable integral heat sink bad, and influence current-carrying capacity of cable.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of same electrocardio of single-phase cellular-type of LSOH anti-flaming fire safe type
Cable, including phase conductor, mutually phase conductor flame retardant coating, insulation, inner liner, core layer, wrapped, oversheath, outside the phase conductor successively
Provided with phase conductor flame retardant coating, mutually insulation, inner liner, core layer, wrapped, oversheath, the core layer include concentrically arranged side by side
3 piece-root grafting earthed conductors of the decile outside inner liner, 8 neutral cores of decile, two separation insulators；The earth conductor and
Neutral core is connected with each other respectively, and the earth conductor and neutral core are separated by separating insulator, the neutral core bag
Neutral conductor, neutral conductor flame retardant coating, neutral insulation are included, the neutral conductor flame retardant coating, neutral insulation are built up in neutrality successively
Outside conductor.
Preferably, the phase conductor, neutral conductor, earth conductor use I grade of cathode plate, and copper purity (Cu+Ag) >=
99.97%.
Preferably, phase conductor flame retardant coating and neutral conductor flame retardant coating, it is wrapped using calcining mica tape single overlays.
Preferably, the phase conductor insulation and neutral insulation and jacket material, using 125 DEG C of irradiated crosslinking low-smoke and halogen-frees
Fire retardant polyolefin.
Preferably, the inner liner uses ceramic halogen-free and low-smoke flame-retardant polyolefin oxygen barrier material.
Preferably, the insulator that separates is by high fire-retardance rope and in its outer ceramic fireproof silicon rubber group extruded
Into.
Preferably, it is described wrapped using low-smoke bittern-free highly fire-proof band.
The single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type of the present invention, more are divided into by the neutral conductor and ground wire,
Simultaneously be distributed in a manner of being distributed with one heart outside phase line, and using separate insulator isolated, can effectively reduce the outside diameter of cable,
Reach LSOH anti-flaming fire resistance requirement.
After the single-phase cellular-type concentric cable use of LSOH anti-flaming fire safe type of the present invention, cable properties meet need
Ask, the outside diameter of cable is small, greatlys save laying space.Product long-term follow is used afterwards, does not occur any exception, operation is steady
It is fixed, using normal.
Brief description of the drawings
Further illustrate with reference to the accompanying drawings and detailed description：
Fig. 1 is the structural representation of the single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type of the embodiment of the present invention.
Embodiment
The single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type of the present invention, more are divided into by the neutral conductor and ground wire,
Simultaneously be distributed in a manner of being distributed with one heart outside phase line, and using separate insulator isolated, can effectively reduce the outside diameter of cable,
Reach LSOH anti-flaming fire resistance requirement.
As shown in figure 1, the invention discloses a kind of single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type, including phase
Conductor 1, mutually phase conductor flame retardant coating 2, insulation 3, inner liner 4, core layer, wrapped 11, oversheath 12, the phase conductor outer 1 is successively
Provided with phase conductor flame retardant coating 2, mutually insulation 3, inner liner 4, core layer, wrapped 11, oversheath 12, the core layer include same side by side
The heart is arranged in 3 piece-root grafting earthed conductors 5 of the decile outside inner liner, 8 neutral cores of decile, two separation insulators；It is described to connect
Earthed conductor 5 and neutral core are connected with each other respectively, and the earth conductor and neutral core are separated by separating insulator, in described
Property core include neutral conductor 8, neutral conductor flame retardant coating 9, neutral insulation 10, the neutral conductor flame retardant coating 9, neutral insulation 10
The outside of neutral conductor 8 is built up in successively.
The phase conductor 1, neutral conductor 8, the I grade of cathode plate of use of earth conductor 5, copper purity (Cu+Ag) >=
99.97%.
High-quality copper material ensure that the electric property and mechanical performance of conductor.
Phase conductor flame retardant coating 2 and neutral conductor flame retardant coating 9, it is wrapped using calcining mica tape single overlays, have excellent
Fire resistance, compared with traditional gold mica tape, its temperature resistant grade and insulaion resistance are higher, and common phlogopite typically needs double-deck wrapped
Can be by fire resistance test, and one layer is only needed using calcining mica, the fire resistance of cable has both been ensure that, has also further been reduced
Insulated wire cores external diameters.
The phase conductor insulation 3 and neutral insulation 10 and the material of oversheath 12, are hindered using 125 DEG C of irradiated crosslinking low-smoke and halogen-frees
Polyolefin is fired, there is the characteristic such as low cigarette, Halogen, fire-retardant.By cross-linking radiation, cable Long-term service temperature is up to 125 DEG C, short circuit
Temperature can reach 275 DEG C, and have excellent electrical insulation properties, cable resistance to ag(e)ing, chemical stability after irradiation
Significantly improve, high mechanical strength, Environmental Safety.
The inner liner 4 uses ceramic halogen-free and low-smoke flame-retardant polyolefin oxygen barrier material, except possessing Halogen, low cigarette, fire-retardant
It outside characteristic, can rapidly be crusted under flame condition, form hard ceramic shell, it is very closely knit, it ensure that the neutral conductor and ground wire
With relative position and insulating properties of the phase line under Fire Conditions.
The insulator that separates forms by high fire-retardance rope 6 and in its outer ceramic fireproof silicon rubber 7 extruded, ceramics
SiClx rubber starts to sinter hard ceramic-like armouring housing under the ablation of flame after the 2-4min that burns, this hard
Ceramic-like armouring housing the neutral conductor and ground wire are effectively isolated, ensure that exhausted between the neutral conductor and ground wire under flame condition
Edge resistance.
Described wrapped 11 use low-smoke bittern-free highly fire-proof band, and oxygen index (OI) is high, and fire resistance is good, and band elongation is reachable
20%, it is wrapped to compact, do not ftracture, it is wrapped after not fold, do not upwarp, cable core excellent surface quality.
The production technology of the single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type of the present invention：
1st, conductor：By above drawing, drawing, middle drawing three process are process greatly, and phase conductor, which uses, meets GB/T 3956-
2008 2 desired class twisted copper conductors, the neutral conductor and ground wire use the solid copper conductor of 1 class of GB/T 3956-2008 requirements, its
Middle neutral conductor is 8 1.68mm monofilament, and gnd conductor is 3 2.60mm monofilament, single line elongation >=30%, 20 DEG C of conductor
D.C. resistance meet GB/T 3956-2008 standards requirement.
2nd, phase line and neutral conductor flame retardant coating are wrapped：Wrapped, the Duplication 20% using calcining mica tape left-hand single overlays
~30%, it is wrapped should be smooth, fold must not occur.
3rd, phase line and neutral conductor insulation and oversheath extrusion：It is exhausted from 125 DEG C of irradiated crosslinking low-smoke and halogen-free flame retardant polyolefins
Edge material carries out mutually insulation and neutral conductor insulation extrudes, phase line insulation eccentricity degree≤10%, and insulate is for red, insulation nominal thickness
0.7mm.External diameter and ground wire single conductor diameter are suitable after neutral conductor extruded insulation, and approximate thickness is about 0.3mm, exhausted using black
Edge adds digital spraying print mode to identify.Oversheath is black, thickness 1.4mm, and thinnest point cannot be less than 1.1mm.It is required that all extrusions
Surface should it is smooth, without the bad defect such as old glue, scratch.
4th, irradiate：Using the cross-linking radiation that insulation and sheath are completed on AB-2.5MeV high frequency high voltage electron accelerators, high pressure
2.0MeV, line 28mA, heat extends to 50%~60% after irradiation, and tensile strength and elongation at break meet technical requirements.
5th, separate insulating exruded：Separate the high fire-retardance rope that insulator inner core is diameter 1.0mm, periphery extrudes ceramic fire prevention
Fire-resistant silicon rubber, crosslinking is completed through the high temperature oven that excess temperature is 280 DEG C after extrusion, high mechanical strength, is easy to subsequent handling
Processing.
6th, inner liner is extruded：Inner liner uses ceramic halogen-free and low-smoke flame-retardant polyolefin oxygen barrier material, thickness 1.0mm, uses
Squash type mode is extruded, surface should it is closely knit, smooth, without the bad defect such as old glue, scratch.
7th, the neutral conductor, ground wire and separate insulation dredge around：The neutral conductor, ground wire and separation insulator are twined by dredging in a manner of
Be wound on inner liner, altogether 13 core, laying tension and core arrangement should be uniform, and it is 12~15 times to dredge around lay ratio, dredge after
The outer overlapping wrapped double-deck low-smoke bittern-free highly fire-proof band of dextrad of cable core, wrapped cap rate are 30%~40%, it is wrapped should be smooth, must not
There is fold.
By the design of above structure, cable finished product external diameter is about 17.2mm, and traditional 0.6/1kV3 × 16mm2Outside cable
Footpath is about 19.6mm, and the outside diameter of cable declines about 12%, and the cable is concentric type structure, avoids three compared with traditional cable
Core cable not rounding problem caused by stranding, cable entirety out-of-roundness≤3%.In the construction of cable using calcining mica tape and
Ceramic refractory material ensure that the fire resistance of cable, and insulation, sheath and other auxiliary materials are low-smoke non-halogen flame-retardant material
Material, cable integrally have excellent Halogen, low cigarette, flame-retarding characteristic, and normal operation operating temperature reaches as high as 125 DEG C, can be complete
The place high for fire-fighting requirements such as factory, civil buildings.
The present invention is applied to Monophase electric power and transmitted, and voltage between phases is no more than 1000V ground connection neutralized system, suitable for work
The higher occasion of the fire-fighting requirements such as factory, building, it is a kind of low smoke, zero halogen, fire-retardant, fire resisting, environmental protection and safety type cable.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.
Claims (7)
1. a kind of single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type, it is characterised in that resistance to including phase conductor, phase conductor
Fire bed, mutually insulation, inner liner, core layer, wrapped, oversheath, the phase conductor are sequentially provided with phase conductor flame retardant coating, phase absolutely outside
Edge, inner liner, core layer, wrapped, oversheath, the core layer include 3 of the concentrically arranged decile outside inner liner arranged side by side
Earth conductor, 8 neutral cores of decile, two separation insulators；The earth conductor is connected with each other, the neutral core that
This is connected, and the earth conductor and neutral core are separated by separating insulator, and the neutral core includes neutral conductor, neutrality
Conductor flame retardant coating, neutral insulation, the neutral conductor flame retardant coating, neutral insulation are built up in outside neutral conductor successively.
2. the single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type according to claim 1, it is characterised in that described
Phase conductor, neutral conductor, earth conductor use I grade of cathode plate, copper purity (Cu+Ag) >=99.97%.
3. the single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type according to claim 1, it is characterised in that mutually lead
Body flame retardant coating and neutral conductor flame retardant coating, it is wrapped using calcining mica tape single overlays.
4. the single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type according to claim 1, it is characterised in that described
Phase conductor insulate and neutral insulation and jacket material, using 125 DEG C of irradiated crosslinking low-smoke and halogen-free flame retardant polyolefins.
5. the single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type according to claim 1, it is characterised in that described
Inner liner uses ceramic halogen-free and low-smoke flame-retardant polyolefin oxygen barrier material.
6. the single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type according to claim 1, it is characterised in that described
Separate insulator to form by high fire-retardance rope and in its outer ceramic fireproof silicon rubber extruded.
7. the single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type according to claim 1, it is characterised in that described
It is wrapped to use low-smoke bittern-free highly fire-proof band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710801166.7A CN107424681A (en) | 2017-09-07 | 2017-09-07 | A kind of single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710801166.7A CN107424681A (en) | 2017-09-07 | 2017-09-07 | A kind of single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107424681A true CN107424681A (en) | 2017-12-01 |
Family
ID=60432112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710801166.7A Pending CN107424681A (en) | 2017-09-07 | 2017-09-07 | A kind of single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107424681A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118155929A (en) * | 2024-05-10 | 2024-06-07 | 特变电工(德阳)电缆股份有限公司 | Identifiable weather-resistant composite cable for user side power supply |
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|---|---|---|---|---|
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| CN203982861U (en) * | 2014-07-15 | 2014-12-03 | 常州八益电缆股份有限公司 | Low-smoke halogen-free flame retardant double hyer insulation fire-resisting cable for a kind of nucleus power station |
| CN204596522U (en) * | 2015-04-03 | 2015-08-26 | 浙江高盛输变电设备股份有限公司 | A kind of fire-retardant fireproof power cable |
| CN205406143U (en) * | 2016-02-03 | 2016-07-27 | 冀东普天线缆有限公司 | Novel power cable registers one's residence |
| CN206040277U (en) * | 2016-08-22 | 2017-03-22 | 福建南平太阳电缆股份有限公司 | Fire -resistant flexible cable of environment -friendly low pressure |
| JP2017062912A (en) * | 2015-09-24 | 2017-03-30 | 矢崎エナジーシステム株式会社 | Fire-resistant cable and fire-resistant insulated wire core |
| CN207517437U (en) * | 2017-09-07 | 2018-06-19 | 兰州众邦电线电缆集团有限公司 | A kind of single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type |
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2017
- 2017-09-07 CN CN201710801166.7A patent/CN107424681A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1235232A1 (en) * | 2001-02-26 | 2002-08-28 | PIRELLI CAVI E SISTEMI S.p.A. | Cable with coating of a composite material |
| CN203165566U (en) * | 2013-02-03 | 2013-08-28 | 深圳市沃尔核材股份有限公司 | Refractory communication cable |
| CN203982861U (en) * | 2014-07-15 | 2014-12-03 | 常州八益电缆股份有限公司 | Low-smoke halogen-free flame retardant double hyer insulation fire-resisting cable for a kind of nucleus power station |
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| CN205406143U (en) * | 2016-02-03 | 2016-07-27 | 冀东普天线缆有限公司 | Novel power cable registers one's residence |
| CN206040277U (en) * | 2016-08-22 | 2017-03-22 | 福建南平太阳电缆股份有限公司 | Fire -resistant flexible cable of environment -friendly low pressure |
| CN207517437U (en) * | 2017-09-07 | 2018-06-19 | 兰州众邦电线电缆集团有限公司 | A kind of single-phase cellular-type concentric cable of LSOH anti-flaming fire safe type |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118155929A (en) * | 2024-05-10 | 2024-06-07 | 特变电工(德阳)电缆股份有限公司 | Identifiable weather-resistant composite cable for user side power supply |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |