CN2696086Y - Fire-resistant and refractory environmental protection wire and cable - Google Patents
Fire-resistant and refractory environmental protection wire and cable Download PDFInfo
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- CN2696086Y CN2696086Y CN 200420003044 CN200420003044U CN2696086Y CN 2696086 Y CN2696086 Y CN 2696086Y CN 200420003044 CN200420003044 CN 200420003044 CN 200420003044 U CN200420003044 U CN 200420003044U CN 2696086 Y CN2696086 Y CN 2696086Y
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Abstract
The utility model discloses a fire-resistant and refractory environmental protection wire and cable, which belongs to the field of electrical apparatus elements; the three-core cable of cross-linked polyethylene low-smoke halogen-free fire-resistant environmental protection with nominal voltage of 6-35KV adopts a copper wire or an aluminum wire as a conductor, and the conductor is extruded by two layers of refractory mica belts; the refractory mica belts are extruded by an internal shielding layer of semi-conductive plastics, the internal shielding layer is extruded by a low-smoke halogen-free polyolefin plastic insulated layer, the insulated layer is extruded by an insulated shielding layer, and the insulated shielding layer is lapped by a copper-clad belt shielding layer. The shielding layer is lapped by a fiber glass fire-retardant lapping belt. The lapping belt is sheathed by a fire-retardant polyvinyl chloride plastic inner cushion layer, the inner cushion layer is armored by a steel belt, and the steel belt is armored by a low-smoke halogen-free polyolefin plastic sheath that is extruded by special extrusion equipment. The product can avoid probable fires caused by the cable during production and use, the utility model does not release a lot of toxic harmful gas during burning, and the utility model safeguards the life safety of people.
Description
1, technical field: fire-retardant and fire-resistant environmental protection electric wire of the present utility model belongs to the field.
2, background technology: present widely used electric wire by polyvinyl chloride as the insulation and sheath material, because this material contains harmful substances such as halogen and lead, can discharge a large amount of halogens and lead in the electric wire manufacturing with in using, contaminated environment threat people's is healthy.Because its inflammability, in the fire of whole nation generation in 1998, the fire that is caused by electric wire has accounted for 35%, has 2nd/3rd in the fire fatality number, and the toxic gas that discharges during because of the burning of suction electric wire suffocates and dies.
3, summary of the invention: the purpose of this utility model is to propose a kind of fire-retardant and fire-resistant environmental protection electric wire that replaces existing common wiring cable.
The purpose of this utility model is achieved in that
1. rated voltage 450/750V low-smoke non-halogen flame-retardant environment-friendly electric wire, its conductor adopts copper wire or aluminium wire, and conductor is surrounded by the low-smoke halogen-free polyolefin plastic insulating layer that extrudes through special-purpose extrusion equipment outward, and is last, and rolling forms after the electric discharge machine check.
2. rated voltage 0.6/1KV crosslinked polyethylene low-smoke non-halogen flame-retardant environment-friendly cable, its conductor adopts copper wire or aluminum steel, copper wire or aluminium wire are surrounded by the flame-retardant crosslinking polyethylene insulated material that extrudes through special-purpose extrusion equipment outward, check through electric discharge machine, again behind crosslinked with silicane, stranding on cabler, wrapped with the glass fiber flame retardant twining package tape, fill with the glass fiber flame retardant gasket for packing, use steel-tape armouring again, armouring external application low-smoke halogen-free polyolefin material extrudes sheath through extruder, confirms warehousing after passing through high voltage test.
3. rated voltage 6-35KV crosslinked polyethylene low-smoke non-halogen flame-retardant environment-friendly cable, its conductor adopts copper wire or aluminium wire, conductor is extruded with two layers of fire-resistant isinglass belt outward, this band is outer be extruded with the semiconductive plastic production internal shield, internal shield is extruded with the low-smoke halogen-free polyolefin plastic insulating layer outward, insulating barrier is extruded with insulation screen outward, and it is three-layer co-extruded that three process is once finished formation.Pass through partial discharge test again.Wrapped copper strips screen outside insulation screen.Three cores are around with the glass fiber flame retardant twining package tape through the cabler stranding.Twining package tape is with the flame Retarding Polyvinyl Chloride Plastics inner cushion layer outward, and inner cushion layer is outer with steel-tape armouring, and steel band is with the low-smoke halogen-free polyolefin plastic sheath that extrudes through special-purpose extrusion equipment outward.Confirm warehousing after passing through high voltage test.
Architectural feature owing to fire-retardant in the electric wire and refractory material, just avoided taking place to cause the possibility of fire because of cable itself, even cause that by other reasons fire is burned to electric wire, can not discharge a large amount of toxic and harmfuls yet, ensure people's life security within the specific limits.
4, description of drawings: concrete structure of the present utility model is provided by following drawings and Examples
Fig. 1 is a 450/750V low-smoke non-halogen flame-retardant environmental protection single core cable structural representation
Fig. 2 is the crosslinked polyetylene insulated low-smoke non-halogen flame-retardant environmental protection 4 core construction of cable schematic diagrames of 0.6/1KV
Fig. 3 is the crosslinked polyetylene insulated flame-proof environmental protection 3 core construction of cable schematic diagrames of 6-35KV
Fig. 4 is a 450/750V low smoke and zero halogen refractory ring declaration form core wire structure schematic diagram
Fig. 5 is the fire-resistant environmental protection 3 core construction of cable schematic diagrames of the crosslinked polyetylene insulated low smoke and zero halogen of 0.6/1KV
Fig. 6 is the fire-resistant environmental protection 3 core construction of cable schematic diagrames of the crosslinked polyetylene insulated low smoke and zero halogen of 6-35KV
5, embodiment:
Legend: 1, conductor 2, insulating barrier 3, twining package tape 4, steel-tape armouring 5, sheath 6, gasket for packing 7, fire-resistant isinglass belt 8, internal shield 9, insulation screen 10, copper strips screen 11, inner cushion layer
Embodiment 1: as shown in Figure 1, rated voltage 450/750V low-smoke non-halogen flame-retardant environmental protection single core cable, its core conductor 1 adopts copper wire or aluminium wire, the conductor 1 outer low-smoke halogen-free polyolefin plastic insulating layer 2 that extrudes through special-purpose extrusion equipment that is surrounded by.
Embodiment 2: as shown in Figure 2, rated voltage 0.6/1KV crosslinked polyethylene low-smoke non-halogen flame-retardant environmental protection 4 core cables, its core conductor 1 adopts copper wire or aluminium wire, the conductor 1 outer flame-retardant crosslinking polyethylene insulated layer 2 that extrudes through special-purpose extrusion equipment that is surrounded by, insulating barrier 2 is around with glass fiber flame retardant twining package tape 3, the exterior wing angle adjacent of the confluce of 4 core insulating barriers 2 and per two core insulating barriers 2 is filled with glass fiber flame retardant gasket for packing 6.Twining package tape 3 is outer with steel band 4 armourings, the steel band 4 outer low-smoke halogen-free polyolefin plastic sheaths 5 that extrude through special-purpose extrusion equipment that are with.
Embodiment 3: as shown in Figure 6, rated voltage 6-35KV crosslinked polyethylene low-smoke non-halogen flame-retardant environmental protection 3 core cables, its core conductor 1 adopts copper wire or aluminium wire, the conductor 1 outer fire-resistant isinglass belt 7 that is extruded with, this mica tape 7 is outer be extruded with the semiconductive plastic production internal shield 8, the internal shield 8 outer flame-retardant crosslinking polyethylene plastic insulating layers 2 that are extruded with, the insulating barrier 2 outer insulation screens 9 that are extruded with the semiconductive plastic production, it is three-layer co-extruded that three process is once finished formation.Outside insulation screen 9, be surrounded with copper strips screen 10.Three cores are through the cabler stranding, and core is around with glass fiber flame retardant twining package tape 3.The adjacent of the confluce of three copper strips screens 10 and per two copper strips screens 10 is filled with glass fiber flame retardant gasket for packing 6.The twining package tape 3 outer flame Retarding Polyvinyl Chloride Plastics inner cushion layers 11 that are with, inner cushion layer 11 is outer with steel band 4 armourings, the steel band 4 outer low-smoke halogen-free polyolefin plastic sheaths 5 that extrude through special-purpose extrusion equipment that are with.
Embodiment 4: as shown in Figure 3, the crosslinked polyetylene insulated flame-proof environmental protection 3 core cables of rated voltage 6-35KV, its structure is substantially the same manner as Example 3, difference be conductor 1 outer extrude be with the semiconductive plastic production internal shield 8 rather than fire-resistant isinglass belt 7.
Embodiment 5: as shown in Figure 4, rated voltage 450/750V low smoke and zero halogen refractory ring declaration form core electric wire, its structure is substantially the same manner as Example 1, and difference is the conductor 1 outer fire-resistant isinglass belt 7 that is extruded with, these mica tape 7 outer low-smoke halogen-free polyolefin plastic insulating layers 2 that are extruded with.
Embodiment 6: as shown in Figure 5, the fire-resistant environmental protection 3 core cables of the crosslinked polyetylene insulated low smoke and zero halogen of rated voltage 0.6/1KV, its structure difference from Example 2 is the conductor 1 outer fire-resistant isinglass belt 7 that is extruded with, these mica tape 7 outer flame-retardant crosslinking polyethylene insulated layers 2 that extrude through special-purpose extrusion equipment that are surrounded by.
Claims (1)
1, a kind of fire-retardant and fire-resistant environmental protection electric wire is characterized in that:
1. rated voltage 450/750V low-smoke non-halogen flame-retardant environmental protection single core cable, its core conductor adopts copper wire or aluminium wire, and conductor is surrounded by the low-smoke halogen-free polyolefin plastic insulating layer that extrudes through special-purpose extrusion equipment outward;
2. rated voltage 0.6/1KV crosslinked polyethylene low-smoke non-halogen flame-retardant environmental protection 4 core cables, its core conductor adopts copper wire or aluminium wire, conductor is surrounded by the flame-retardant crosslinking polyethylene insulated layer that extrudes through special-purpose extrusion equipment outward, insulating barrier is around with the glass fiber flame retardant twining package tape, the exterior wing angle adjacent of the confluce of four core insulating barriers and per two core insulating barriers, be filled with the glass fiber flame retardant gasket for packing, twining package tape is outer with steel-tape armouring, and steel band is with the low-smoke halogen-free polyolefin plastic sheath that extrudes through special-purpose extrusion equipment outward;
3. rated voltage 6-35KV crosslinked polyethylene low-smoke non-halogen flame-retardant environmental protection 3 core cables, its core conductor adopts copper wire or aluminium wire, conductor is extruded with fire-resistant isinglass belt outward, this mica tape be extruded with outward with the semiconductive plastic production internal shield, internal shield is extruded with the flame-retardant crosslinking polyethylene plastic insulating layer outward, insulating barrier is extruded with the insulation screen of semiconductive plastic production outward, it is three-layer co-extruded that three process is once finished formation, outside insulation screen, be surrounded with the copper strips screen, three cores are through the cabler stranding, core is around with the glass fiber flame retardant twining package tape, the adjacent of the confluce of three copper strips screens and per two copper strips screens, be filled with the glass fiber flame retardant gasket for packing, twining package tape is with the flame Retarding Polyvinyl Chloride Plastics inner cushion layer outward, inner cushion layer is outer with steel-tape armouring, and steel band is with the low-smoke halogen-free polyolefin plastic sheath that extrudes through special-purpose extrusion equipment outward;
4. crosslinked polyetylene insulated flame-proof environmental protection 3 core cables of rated voltage 6-35K, conductor be extruded with outward with the semiconductive plastic production internal shield, 3. all the other structures all are same as;
5. rated voltage 450/750V low smoke and zero halogen refractory ring declaration form core electric wire, conductor is extruded with fire-resistant isinglass belt outward, and this mica tape is extruded with the low-smoke halogen-free polyolefin plastic insulating layer outward, and 1. all the other structures all are same as;
6. fire-resistant environmental protection 3 core cables of the crosslinked polyetylene insulated low smoke and zero halogen of rated voltage 0.6/1KV, conductor is extruded with fire-resistant isinglass belt outward, and this mica tape is surrounded by the flame-retardant crosslinking polyethylene insulated layer that extrudes through special-purpose extrusion equipment outward, and 2. all the other structures all are same as.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200420003044 CN2696086Y (en) | 2004-01-21 | 2004-01-21 | Fire-resistant and refractory environmental protection wire and cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200420003044 CN2696086Y (en) | 2004-01-21 | 2004-01-21 | Fire-resistant and refractory environmental protection wire and cable |
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CN2696086Y true CN2696086Y (en) | 2005-04-27 |
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CN 200420003044 Expired - Fee Related CN2696086Y (en) | 2004-01-21 | 2004-01-21 | Fire-resistant and refractory environmental protection wire and cable |
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Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100349233C (en) * | 2005-06-17 | 2007-11-14 | 宝胜科技创新股份有限公司 | Fire isolation layer fire-proof digital signal cable |
CN101982853A (en) * | 2010-09-21 | 2011-03-02 | 昆山欧普电子科技有限公司 | Warning and dotting device for electrical discharge machine |
CN102305668A (en) * | 2011-04-24 | 2012-01-04 | 宋志军 | Multi-point temperature measuring cable-type sensor for coal bed |
CN102394126A (en) * | 2011-10-24 | 2012-03-28 | 中特华星电缆股份有限公司 | Low-smoke halogen-free high-flame-retardant fire-resistant environmentally-friendly cable |
CN103165239A (en) * | 2011-12-12 | 2013-06-19 | 上海上力电线电缆有限公司 | Capacity-increasing and energy-saving flexible cable used in power station |
CN103413605A (en) * | 2013-07-23 | 2013-11-27 | 江苏远方电缆厂有限公司 | Polyvinyl chloride insulation polyvinyl chloride jacket multi-layer fire-resistant multi-core cable |
CN103714904A (en) * | 2012-09-29 | 2014-04-09 | 无锡荣诚电工材料有限公司 | Fireproof multi-core power cable |
CN103903803A (en) * | 2014-03-04 | 2014-07-02 | 江苏珠影特种电缆有限公司 | Three-core medium-pressure waterproof and fire-resistant cable |
CN104464902A (en) * | 2014-12-12 | 2015-03-25 | 宿州永通电缆有限公司 | Low-voltage cable |
WO2016145689A1 (en) * | 2015-03-18 | 2016-09-22 | 中天科技装备电缆有限公司 | Intrinsically safe oil-resistant and mud-resistant fireproof cable for offshore platform and manufacturing process |
CN106024166A (en) * | 2016-08-08 | 2016-10-12 | 江苏亨通电力电缆有限公司 | Flexible mineral insulation fireproof cable |
CN107316701A (en) * | 2017-07-25 | 2017-11-03 | 天津山旗线缆有限公司 | A kind of low-smoke zero-halogen fire-resistant cable |
CN109599206A (en) * | 2017-10-02 | 2019-04-09 | 镇江长河电力技术有限公司 | A kind of conductive copper wire cable of high efficient protected |
CN109616244A (en) * | 2017-10-04 | 2019-04-12 | 镇江长河电力技术有限公司 | A kind of aluminium conductive wiring cable |
CN114864171A (en) * | 2022-05-21 | 2022-08-05 | 辽宁中兴线缆有限公司 | High-strength flame-retardant anti-freezing multi-strand high-voltage cable |
-
2004
- 2004-01-21 CN CN 200420003044 patent/CN2696086Y/en not_active Expired - Fee Related
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100349233C (en) * | 2005-06-17 | 2007-11-14 | 宝胜科技创新股份有限公司 | Fire isolation layer fire-proof digital signal cable |
CN101982853A (en) * | 2010-09-21 | 2011-03-02 | 昆山欧普电子科技有限公司 | Warning and dotting device for electrical discharge machine |
CN102305668A (en) * | 2011-04-24 | 2012-01-04 | 宋志军 | Multi-point temperature measuring cable-type sensor for coal bed |
CN102394126A (en) * | 2011-10-24 | 2012-03-28 | 中特华星电缆股份有限公司 | Low-smoke halogen-free high-flame-retardant fire-resistant environmentally-friendly cable |
CN103165239A (en) * | 2011-12-12 | 2013-06-19 | 上海上力电线电缆有限公司 | Capacity-increasing and energy-saving flexible cable used in power station |
CN103714904A (en) * | 2012-09-29 | 2014-04-09 | 无锡荣诚电工材料有限公司 | Fireproof multi-core power cable |
CN103413605A (en) * | 2013-07-23 | 2013-11-27 | 江苏远方电缆厂有限公司 | Polyvinyl chloride insulation polyvinyl chloride jacket multi-layer fire-resistant multi-core cable |
CN103903803A (en) * | 2014-03-04 | 2014-07-02 | 江苏珠影特种电缆有限公司 | Three-core medium-pressure waterproof and fire-resistant cable |
CN104464902A (en) * | 2014-12-12 | 2015-03-25 | 宿州永通电缆有限公司 | Low-voltage cable |
WO2016145689A1 (en) * | 2015-03-18 | 2016-09-22 | 中天科技装备电缆有限公司 | Intrinsically safe oil-resistant and mud-resistant fireproof cable for offshore platform and manufacturing process |
CN106024166A (en) * | 2016-08-08 | 2016-10-12 | 江苏亨通电力电缆有限公司 | Flexible mineral insulation fireproof cable |
CN107316701A (en) * | 2017-07-25 | 2017-11-03 | 天津山旗线缆有限公司 | A kind of low-smoke zero-halogen fire-resistant cable |
CN109599206A (en) * | 2017-10-02 | 2019-04-09 | 镇江长河电力技术有限公司 | A kind of conductive copper wire cable of high efficient protected |
CN109616244A (en) * | 2017-10-04 | 2019-04-12 | 镇江长河电力技术有限公司 | A kind of aluminium conductive wiring cable |
CN114864171A (en) * | 2022-05-21 | 2022-08-05 | 辽宁中兴线缆有限公司 | High-strength flame-retardant anti-freezing multi-strand high-voltage cable |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |