CN103426557B - Two core low-smoke low-halogen flame-retardant power cable - Google Patents
Two core low-smoke low-halogen flame-retardant power cable Download PDFInfo
- Publication number
- CN103426557B CN103426557B CN201310323949.0A CN201310323949A CN103426557B CN 103426557 B CN103426557 B CN 103426557B CN 201310323949 A CN201310323949 A CN 201310323949A CN 103426557 B CN103426557 B CN 103426557B
- Authority
- CN
- China
- Prior art keywords
- low
- weight portion
- halogen
- core
- halogen flame
- 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.)
- Active
Links
Landscapes
- Organic Insulating Materials (AREA)
- Insulated Conductors (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to a kind of two core low-smoke low-halogen flame-retardant power cable, it comprises two eradication edge wire core, the surrounding of described insulated electro core is filled with low halogen flame resistant filler material, and described low halogen flame resistant filler material is coated with halogen-free flameproof band, and the periphery of described halogen-free flameproof band is provided with the polyolefin inner sheath of halogen-free flame-retardant or low halogen flame retardant type, described polyolefin inner sheath periphery is provided with steel band coating layer, and described steel band coating layer is coated with the polyolefin oversheath of halogen-free flame-retardant or low halogen flame retardant type.Power cable performance of the present invention meets the requirement of the standards such as GB/T12706, GB/T19666, IEC60332-3, IEC60754-2.To be applicable to rated voltage be the place that 0.6/1KV and following hypogee, large public building, skyscraper etc. have smoke density, acidity and flame-retardancy requirements, fixedly lays and be used as transmission & distribution electric energy.
Description
Technical field
The invention belongs to the technical field of cable design and manufacture, the present invention relates to a kind of two core low-smoke low-halogen flame-retardant power cable in particular.
Background technology
Along with China's sustain economic increases fast, development for line cable industry provides huge market prospects, the temptation that Chinese market is strong, the world is made all sight to be focused on Chinese market, in the decades that reform and opening-up is short, the huge production capacity that Chinese cable manufacturing industry is formed allows the world regard with special esteem.Along with the continuous expansion of the industry sizes such as electric power, communication, track traffic, automobile and shipbuilding, the demand of electric wire is also being increased rapidly, electric wire industry from now on can predicted and also have huge development potentiality.
At present, wires and cables industry is the second largest industry that China is only second to automobile industry, and product variety Service Efficiency and domestic market occupation rate are all more than 90%.And worldwide, the Chinese electric wire gross output value exceedes the U.S., become first electric wire producing country in the world.Along with Chinese wires and cables industry high speed development, creation of new enterprise quantity constantly rises, and industry overall technology level is largely increased.
Divide by purposes, the kind of CABLE MATERIALS mainly contains the five large classes such as power cable, control cables, instrument and meter cable, telecommunication cable and fireproof cable.At present, along with the frequent generation of electrical fire accident, the fire-retardant problem of electric wire causes everybody attention gradually.A large amount of smog is discharged and poisonous, corrosive gas is hazards in fire during cable fire, safe escape and the fire-fighting work of people is hampered in fire, make lives and properties suffer heavy losses, therefore, more and more need to use the low smoke and zero halogen of environment-friendly type or low halogen fire-resistant cable material.
Summary of the invention
In order to solve the above-mentioned technical problem existed in prior art, the object of the present invention is to provide a kind of two core low-smoke low-halogen flame-retardant power cable.
In order to solve the problems of the technologies described above, the invention provides following technical scheme:
A kind of two core low-smoke low-halogen flame-retardant power cable, comprise two eradication edge wire core, described insulated electro core is made up of conductive copper wire core and coated crosslinked polyetylene insulated layer, it is characterized in that: the surrounding of described insulated electro core is filled with low halogen flame resistant filler material, and described low halogen flame resistant filler material is coated with halogen-free flameproof band.
Wherein, the periphery of described halogen-free flameproof band is provided with polyolefin inner sheath.As preferably, described polyolefin inner sheath is halogen-free flame-retardant or low halogen flame retardant type.
Wherein, described polyolefin inner sheath periphery is provided with steel band coating layer, and described steel band coating layer is coated with polyolefin oversheath.As preferably, described polyolefin oversheath is halogen-free flame-retardant or low halogen flame retardant type.
Wherein, the conductor cross sectional area of single insulated electro core is 1.5-240mm
2, the external diameter of described power cable is 9.7-46.2mm.
Compared with prior art, the present invention has following beneficial effect:
The invention provides a kind of two core low-smoke low-halogen flame-retardant power cable, which employs Halogen or low halogen fire proofing, its stable chemical performance, and environmental protection, nuisanceless, and the electric property of described cable is high, is conducive to the useful life extending power cable.Power cable performance of the present invention meets the requirement of the standards such as GB/T12706, GB/T19666, IEC60332-3, IEC60754-2.To be applicable to rated voltage be the place that 0.6/1KV and following hypogee, large public building, skyscraper etc. have smoke density, acidity and flame-retardancy requirements, fixedly lays and be used as transmission & distribution electric energy.Rated voltage is 0.6/1KV, and Long-term service temperature is 90 DEG C, short circuit (maximum length in time is 5 seconds) maximum temperature is no more than 250 DEG C.The requirement of burning smoke density agreement with experimental GB/T19666-2005.Fire resistance meets the requirement of GB/T19666-2005 bunched burning test category-A.Burning gases conductance is no more than 10us/mm.
Accompanying drawing explanation
Fig. 1 is the structural representation of two core low-smoke low-halogen flame-retardant power cable of the present invention.
Embodiment
Below in conjunction with specific embodiments and the drawings, technical scheme of the present invention is further elaborated, but embodiments of the present invention are not limited thereto.
Embodiment 1
As shown in Figure 1, two core low-smoke low-halogen flame-retardant power cable described in the present embodiment, comprise two eradication edge wire core, and wherein, the conductor cross sectional area of single insulated electro core is 1.5-240mm
2, the external diameter of described power cable is 9.7-46.2mm, described insulated electro core is made up of conductive copper wire core 10 and coated crosslinked polyetylene insulated layer 20, the surrounding of described insulated electro core is filled with low halogen flame resistant filler material 30, and described low halogen flame resistant filler material 30 is coated with halogen-free flameproof band 40, and the periphery of described halogen-free flameproof band 40 is provided with the polyolefin inner sheath 50 of halogen-free flame-retardant or low halogen flame retardant type, described polyolefin inner sheath 50 periphery is provided with steel band coating layer 60, described steel band coating layer 60 is coated with the polyolefin oversheath 70 of halogen-free flame-retardant or low halogen flame retardant type.
Wherein, described low halogen flame resistant filler material, is made up of the raw material of following parts by weight: the phenol antioxidant of the silicon dioxide of the trimethyl silane imidazoles of this ethene of acrylonitrile butadiene of the HDPE resin of 60-80 weight portion, the polymethyl methacrylate of 5-10 weight portion, 3-5 weight portion, the polytetrafluoroethylene of 1-3 weight portion, 3-5 weight portion, the 2-methyl isophthalic acid-vinyl imidazole of 1-2 weight portion, 3-5 weight portion, the barium sulfate of 1-2 weight portion, the zinc stearate of 3-5 weight portion, the dilauroyl peroxide of 0.5-1 weight portion and 0.3-0.5 weight portion.Described low halogen flame resistant filler material, prepared by screw extruder, temperature controls at 190-205 DEG C.Described low halogen flame resistant filler dielectric material intensity>=28.0MV/m, specific insulation>=3.0 × 10 when 20 DEG C
11ohm meter, elongation at break>=250%.
Wherein, described halogen-free flameproof band, be made up of the raw material of following weight portion number: the PTMG of MDI, 10-15 weight portion of 20-30 weight portion HDPE resin, 35-40 weight portion, the poly adipate succinic acid ester of 15-20 weight portion, 1 of 4-6 weight portion, the dibutyl tin dilaurate of the zinc stearate of 4-butanediol, 3-5 weight portion, the magnesium hydroxide of 1-2 weight portion, 0.5-0.8 weight portion, 2,3-epoxypropyl phenylethers of 0.5-0.8 weight portion, the phenol antioxidant of 0.2-0.3 weight portion prepare at 165-185 DEG C.Described halogen-free flameproof belting layer normal temperature lower volume resistivity (20 DEG C)>=2.5 × 10
11ohm meter, tensile strength are 30-35MPa, percentage elongation is 580%-650%.
Although the present invention is elaborated technical scheme of the present invention by embodiment, but those of ordinary skill in the art is to be understood that and can without departing from the scope of the present disclosure, equivalent replacement or equivalent transformation form can be adopted to implement the present invention.Therefore, protection scope of the present invention is not limited to the specific embodiment of embodiment part, as long as no the execution mode departing from invention essence, within the protection range being all interpreted as having dropped on application claims.
Claims (8)
1. a core low-smoke low-halogen flame-retardant power cable, comprise two eradication edge wire core, described insulated electro core is made up of conductive copper wire core and coated crosslinked polyetylene insulated layer, it is characterized in that: the surrounding of described insulated electro core is filled with low halogen flame resistant filler material, and described low halogen flame resistant filler material is coated with halogen-free flameproof band; The conductor cross sectional area of single insulated electro core is 1.5-240mm
2, the external diameter of described power cable is 9.7-46.2mm; Wherein, described low halogen flame resistant filler material, be made up of the raw material of following parts by weight: the trimethyl silane imidazoles of the acronitrile-butadiene-styrene of the HDPE resin of 60-80 weight portion, the polymethyl methacrylate of 5-10 weight portion, 3-5 weight portion, the polytetrafluoroethylene of 1-3 weight portion, 3-5 weight portion, the 2-methyl isophthalic acid-vinyl imidazole of 1-2 weight portion, the silicon dioxide of 3-5 weight portion, the barium sulfate of 1-2 weight portion, the zinc stearate of 3-5 weight portion, the dilauroyl peroxide of 0.5-1 weight portion, and the phenol antioxidant of 0.3-0.5 weight portion; And described low halogen flame resistant filler material, prepared by screw extruder, temperature controls at 190-205 DEG C.
2. two core low-smoke low-halogen flame-retardant power cable according to claim 1, is characterized in that the periphery of described halogen-free flameproof band is provided with polyolefin inner sheath.
3. two core low-smoke low-halogen flame-retardant power cable according to claim 2, is characterized in that described polyolefin inner sheath is halogen-free flame-retardant or low halogen flame retardant type.
4. two core low-smoke low-halogen flame-retardant power cable according to claim 1, it is characterized in that described polyolefin inner sheath periphery is provided with steel band coating layer, described steel band coating layer is coated with polyolefin oversheath.
5. two core low-smoke low-halogen flame-retardant power cable according to claim 4, is characterized in that described polyolefin oversheath is halogen-free flame-retardant or low halogen flame retardant type.
6. two core low-smoke low-halogen flame-retardant power cable according to claim 1, is characterized in that described low halogen flame resistant filler dielectric material intensity>=28.0MV/m, specific insulation>=3.0 × 10 when 20 DEG C
11ohm meter, elongation at break>=250%.
7. two core low-smoke low-halogen flame-retardant power cable according to claim 1, it is characterized in that described halogen-free flameproof band, by 20-30 weight portion HDPE resin, the MDI of 35-40 weight portion, the PTMG of 10-15 weight portion, the poly adipate succinic acid ester of 15-20 weight portion, 1 of 4-6 weight portion, 4-butanediol, the zinc stearate of 3-5 weight portion, the magnesium hydroxide of 1-2 weight portion, the dibutyl tin dilaurate of 0.5-0.8 weight portion, 2 of 0.5-0.8 weight portion, 3-epoxypropyl phenylether, prepare at 165-185 DEG C with the phenol antioxidant of 0.2-0.3 weight portion.
8. two core low-smoke low-halogen flame-retardant power cable according to claim 1, specific insulation>=2.5 × 10 when it is characterized in that described halogen-free flameproof belting layer 20 DEG C
11ohm meter, tensile strength are 30-35MPa, percentage elongation is 580%-650%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310323949.0A CN103426557B (en) | 2013-07-30 | 2013-07-30 | Two core low-smoke low-halogen flame-retardant power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310323949.0A CN103426557B (en) | 2013-07-30 | 2013-07-30 | Two core low-smoke low-halogen flame-retardant power cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103426557A CN103426557A (en) | 2013-12-04 |
| CN103426557B true CN103426557B (en) | 2015-12-02 |
Family
ID=49651170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310323949.0A Active CN103426557B (en) | 2013-07-30 | 2013-07-30 | Two core low-smoke low-halogen flame-retardant power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103426557B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206075926U (en) * | 2016-08-31 | 2017-04-05 | 江苏中利集团股份有限公司 | A kind of flame-retardant thermoplastic elastomer electrical cable |
| CN109616246A (en) * | 2018-12-28 | 2019-04-12 | 山东中电通电缆科技有限公司 | A kind of novel super A class flame retardant cable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201036073Y (en) * | 2007-03-29 | 2008-03-12 | 长江电缆有限公司 | Multifunctional environment protection type one-step method silicone hydride crosslinked power cable |
| CN201270164Y (en) * | 2008-08-19 | 2009-07-08 | 上海摩恩电气股份有限公司 | Electric cable for wind power generation |
| CN201430019Y (en) * | 2009-06-23 | 2010-03-24 | 上海上塑控股（集团）有限公司 | Flame retardant and fire resisting power cable with copper core irradiation polyolefin jacket |
| CN101694785A (en) * | 2009-09-24 | 2010-04-14 | 江苏晨曦光伏科技有限公司 | Power cable for solar photovoltaic power station and manufacturing method thereof |
| CN101814339A (en) * | 2009-02-25 | 2010-08-25 | 江苏扬子江电缆厂 | Mud-corrosion resistant cable for drilling platform |
| CN101834027A (en) * | 2010-05-27 | 2010-09-15 | 扬州光明电缆有限公司 | Low-smoke zero-halogen low-toxicity light power cable for ships and warships |
-
2013
- 2013-07-30 CN CN201310323949.0A patent/CN103426557B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201036073Y (en) * | 2007-03-29 | 2008-03-12 | 长江电缆有限公司 | Multifunctional environment protection type one-step method silicone hydride crosslinked power cable |
| CN201270164Y (en) * | 2008-08-19 | 2009-07-08 | 上海摩恩电气股份有限公司 | Electric cable for wind power generation |
| CN101814339A (en) * | 2009-02-25 | 2010-08-25 | 江苏扬子江电缆厂 | Mud-corrosion resistant cable for drilling platform |
| CN201430019Y (en) * | 2009-06-23 | 2010-03-24 | 上海上塑控股（集团）有限公司 | Flame retardant and fire resisting power cable with copper core irradiation polyolefin jacket |
| CN101694785A (en) * | 2009-09-24 | 2010-04-14 | 江苏晨曦光伏科技有限公司 | Power cable for solar photovoltaic power station and manufacturing method thereof |
| CN101834027A (en) * | 2010-05-27 | 2010-09-15 | 扬州光明电缆有限公司 | Low-smoke zero-halogen low-toxicity light power cable for ships and warships |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103426557A (en) | 2013-12-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103426556B (en) | Low-smoke halogen-free flame-retardant power cable | |
| CN102737769B (en) | Novel low-smoke zero-halogen flame-retardant fire-resistant and impact-resistant cable for nuclear power station | |
| CN106710682A (en) | Novel flame-retardant cable and preparation thereof | |
| CN201527837U (en) | Cross-linked polyethylene insulating thermoplastic elastomer sheathed electric power cable | |
| CN103426541B (en) | low-smoke low-halogen flame-retardant power cable | |
| CN103426557B (en) | Two core low-smoke low-halogen flame-retardant power cable | |
| CN205900131U (en) | Gas protection electric welding cable for robot | |
| CN201204089Y (en) | Environment protection type composite insulated high temperature resistant flame-proof cable | |
| CN203787136U (en) | High-temperature-resistant high-voltage tensile reinforced shield flat cable | |
| CN203338836U (en) | Constructional high-performance aluminium alloy cable | |
| CN202601262U (en) | Flame-retardant fire-resistant control cable | |
| CN202549456U (en) | Flame retardant fire-resistant power cable with rated voltage of 0.6/1kV | |
| CN202394573U (en) | 1E-level K1 type cable for nuclear power station | |
| CN103337290A (en) | High-performance aluminium alloy cable for building | |
| CN202677906U (en) | Low-smoke, halogen-free and flame-retardant type fire-resistant cable for novel nuclear power station | |
| CN208335799U (en) | A kind of wind proof insulated conductor | |
| CN207319725U (en) | New high life three-layer insulated safety wire | |
| CN202749127U (en) | Novel LSOH flame retardant fireproof impact resistant cable for nuclear power station | |
| CN202940042U (en) | High-flexibility fireproof cable | |
| CN101887770A (en) | Green low-carbon environment-friendly anti-aging cotton covered wire | |
| CN205992435U (en) | A kind of alternative irradiation crosslinking halogen-free low-smoke and flame retardant type environment-friendly cable | |
| CN103440915B (en) | Kyvp cable | |
| CN215577762U (en) | Flame-retardant B1-grade flexible control cable | |
| CN103440911B (en) | Electronic signal control flexible cable | |
| CN203760144U (en) | Plastic insulating fireproof control cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |