CN106298014A - A kind of parallel bunched overhead insulated cable and production technology thereof - Google Patents

A kind of parallel bunched overhead insulated cable and production technology thereof Download PDF

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Publication number
CN106298014A
CN106298014A CN201611015015.0A CN201611015015A CN106298014A CN 106298014 A CN106298014 A CN 106298014A CN 201611015015 A CN201611015015 A CN 201611015015A CN 106298014 A CN106298014 A CN 106298014A
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CN
China
Prior art keywords
insulated cable
conductor
wire
overhead insulated
insulating barrier
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Granted
Application number
CN201611015015.0A
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Chinese (zh)
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CN106298014B (en
Inventor
黄勇昌
姜晓红
李明哲
王小磊
李培生
杨旭
祝军
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Leshan Henan Cable Co Ltd
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Leshan Henan Cable Co Ltd
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Priority to CN201611015015.0A priority Critical patent/CN106298014B/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/02Stranding-up
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06Insulating conductors or cables
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06Insulating conductors or cables
    • H01B13/14Insulating conductors or cables by extrusion
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/02Disposition of insulation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/04Flexible cables, conductors, or cords, e.g. trailing cables
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29Protection against damage caused by extremes of temperature or by flame

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Non-Insulated Conductors (AREA)

Abstract

The present invention relates to a kind of parallel bunched overhead insulated cable and production technology thereof, described parallel bunched overhead insulated cable includes compacted conductor, described compacted conductor is formed by circular carbon fiber wire and the special-shaped hard-drawn aluminum wire that is arranged on circular carbon fiber wire outer wall are stranded, it is provided with insulating barrier on the outer wall of compacted conductor, described insulating barrier connects dowel, beautiful line it is provided with on the upper side of described dowel, the production technology of described parallel bunched overhead insulated cable includes wire drawing, twisted wire, extrusion molding and crosslinking, it is high that the present invention has production efficiency, service life is long, overall low cost, it is easy to the advantage promoted.

Description

A kind of parallel bunched overhead insulated cable and production technology thereof
Technical field
The invention belongs to cable and wire technical field, be specifically related to a kind of parallel bunched overhead insulated cable and produce work Skill.
Background technology
Along with the unlatching of the agriculture urban network restructuring of a new round, national grid has rolled up parallel cluster frame in product calls for bid The bid amount of empty insulated cable, due to parallel bunched overhead insulated cable have that line reactance is little, occupy little space, line construction Simply, reduce Danger Electric shock risk, set up convenient, overall low cost and other advantages, but currently used a kind of aerial insulated cable, and The region that long length lays is needed for forest zone, mountain area etc., can not be good for conventional parallel bunched overhead insulated cable Meet, to this, it is provided that a kind of production efficiency height, length in service life, overall low cost, be easy to popularization parallel cluster overhead insulating Cable and production technology tool thereof are of great significance.
Summary of the invention
The invention aims to overcome the deficiencies in the prior art, and provide a kind of production efficiency height, length in service life, Overall low cost, the parallel bunched overhead insulated cable being easy to popularization and production technology tool thereof.
The object of the present invention is achieved like this: a kind of parallel bunched overhead insulated cable, and described parallel cluster is maked somebody a mere figurehead Insulated cable includes that compacted conductor, described compacted conductor are by circular carbon fiber wire and to be arranged on circular carbon fiber wire outer wall The stranded composition of special-shaped hard-drawn aluminum wire, the outer wall of compacted conductor is provided with insulating barrier, described insulating barrier connects dowel, institute Beautiful line it is provided with on the upper side of the dowel stated.
A kind of production technology of parallel bunched overhead insulated cable, the production work of described parallel bunched overhead insulated cable Skill comprises the steps:
Step 1: wire drawing, utilizes wire drawing machine, and the drawing die after improvement, draws out molded line aluminum according to conductor strand structure Monofilament;
Step 2: twisted wire, uses carbon fiber wire as the molded line aluminium monofilament obtained in lifting-line and step 1 according to certain structure Carry out with one heart multiple strand after arrangement and form conductor wire core, and use diamond mould to carry out secondary circle to press;
Step 3: extrusion molding, utilizes the polyethylene material after cross-linking radiation, by extruding machine, conductor wire core is carried out extrusion molding;
Step 4: crosslinking, carries out cross-linking radiation by the conductor wire core with insulating barrier obtained in step 3;Wherein crosslinking time It is 2 4h.
Described insulating barrier and dowel all use IXPE Insulation Material to make.
Described insulating barrier, dowel and markings are coated on the outer wall of compact conductor by extruding machine one-shot forming.
It is round during line centered by described molded line aluminum, when molded line aluminum is non-central line for " trapezoidal ", " S type " or " Z Type.
Beneficial effects of the present invention: the present invention is 4 core parallel cluster aerial cables or is 3 core parallel cluster aerial cables, Have the advantage that 1 in use, tensile strength big, 1. owing to using circular carbon fiber wire, the entirety of cable can be substantially improved Pull-off force, increases the installing space of cable, meets particular/special requirement and reduce installation cost;2. quality is the most stable, improves product In the product life-span, use run-in index to produce owing to producing, reduce the dowel impact on insulation junction;Change existing markings absolutely On edge core, use bulge mark line on dowel, it is possible to ensureing the resistance to electricity uniformity of insulation, the circular carbon fiber wire of employing can Suitably increase the flexibility of conductor, for using the aerial insulated cable that plsitive mold produces, it is ensured that insulation same Heart degree, reduces the quality unstability caused by insulation eccentricity;3. temperature resistant grade is high, and current-carrying capacity is big, IXPE material Normal conductor operating temperature is 105 DEG C, in the case of cross-sectional area of conductor is identical, the current-carrying capacity of conductor can be substantially improved;4. insulate Resistance is high, and service life is long, and IXPE Insulation Material crosslinking process is to use high-energy ray, during do not have moisture to join With, it is ensured that the insulating properties of cable;5. production efficiency is high;Cross-linking radiation only needs by high-energy ray, and production efficiency is high, circulation Hurry up;6. uniformly, stable performance, cross-linking radiation is by high-energy ray, and cross-linking effect is stable, uniform in crosslinking;7. integrated cost is relatively Low, lay conveniently, the beneficially popularization of product.
Accompanying drawing explanation
Fig. 1 is one of structural representation of a kind of parallel bunched overhead insulated cable of the present invention.
Fig. 2 is the two of the structural representation of a kind of parallel bunched overhead insulated cable of the present invention.
In figure: 1, circular carbon fiber wire 2, abnormity hard-drawn aluminum wire 3, insulating barrier 4, dowel 5, beautiful line.
Detailed description of the invention
The present invention is described further below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figure 1 or 2, a kind of carbon fiber strengthening core aluminium conductor parallel bunched overhead insulated cable, it includes compacted conductor, Described compacted conductor is by circular carbon fiber wire 1 and to be arranged on stranded group of special-shaped hard-drawn aluminum wire 2 on circular carbon fiber wire 1 outer wall Becoming, the outer wall of compacted conductor is provided with insulating barrier 3, described insulating barrier 3 connects dowel 4, described dowel 4 upper Beautiful line 5 it is provided with on side.
The present invention is 3 cores or 4 core parallel cluster aerial cables, have the advantage that 1 in use, tensile strength big, 1. Owing to using circular carbon fiber wire, the overall pull-off force of cable can be substantially improved, increase the installing space of cable, meet special wanting Ask and reduce installation cost;2. quality is the most stable, improves life of product, uses run-in index to produce owing to producing, reduces even Connect the muscle impact on insulation junction;Change existing markings in insulated wire cores, use bulge mark line on dowel, also The resistance to electricity uniformity of insulation can be ensured, use circular carbon fiber wire can suitably increase the flexibility of conductor, for using squash type For the aerial insulated cable that mould produces, it is ensured that the concentricity of insulation, reduce the quality caused by insulation eccentricity unstable Property;3. temperature resistant grade is high, and current-carrying capacity is big, and IXPE material normal conductor operating temperature is 105 DEG C, in cross-sectional area of conductor phase In the case of Tong, the current-carrying capacity of conductor can be substantially improved;4. insulation resistance is high, and service life is long, and IXPE insulate Material crosslinking process be use high-energy ray, during do not have moisture to participate in, it is ensured that the insulating properties of cable;5. production efficiency High;Cross-linking radiation only needs by high-energy ray, and production efficiency is high, and circulation is fast;6. uniformly, stable performance, cross-linking radiation is in crosslinking By high-energy ray, cross-linking effect is stable, uniform;7. integrated cost is relatively low, lays conveniently, the beneficially popularization of product.
Embodiment 2
A kind of production technology of parallel bunched overhead insulated cable, the production technology bag of described parallel bunched overhead insulated cable Include following steps: step 1: wire drawing, utilize wire drawing machine, and the drawing die after improvement, draw according to conductor strand structure Go out molded line aluminium monofilament;Step 2: twisted wire, uses carbon fiber wire as the molded line aluminium monofilament obtained in lifting-line and step 1 according to one Carry out with one heart multiple strand after fixed structural arrangement and form conductor wire core, and use diamond mould to carry out secondary circle to press;Step 3: Extrusion molding, utilizes the polyethylene material after cross-linking radiation, by extruding machine, conductor wire core is carried out extrusion molding;Step 4: crosslinking, by step The conductor wire core with insulating barrier obtained in 3 carries out cross-linking radiation;Wherein crosslinking time is 2 4h.
The present invention uses the mode of cross-linking radiation to produce, and has the advantage that production efficiency is high;Cross-linking radiation only needs to lead to Crossing high-energy ray, production efficiency is high, and circulation is fast;Secondly, uniformly, stable performance, cross-linking radiation is by high-energy ray, hands in crosslinking Connection effect stability, uniformly;Additionally integrated cost is relatively low, lays conveniently, the beneficially popularization of product.

Claims (5)

1. a parallel bunched overhead insulated cable, described parallel bunched overhead insulated cable includes compacted conductor, its feature It is: described compacted conductor is stranded by circular carbon fiber wire and the special-shaped hard-drawn aluminum wire that is arranged on circular carbon fiber wire outer wall Composition, the outer wall of compacted conductor is provided with insulating barrier, and described insulating barrier connects dowel, the upside of described dowel Beautiful line it is provided with on face.
2. the production technology of a parallel bunched overhead insulated cable, it is characterised in that: described parallel cluster overhead insulating electricity The production technology of cable comprises the steps:
Step 1: wire drawing, utilizes wire drawing machine, and the drawing die after improvement, draws out molded line aluminum according to conductor strand structure Monofilament;
Step 2: twisted wire, uses carbon fiber wire as the molded line aluminium monofilament obtained in lifting-line and step 1 according to certain structure Carry out with one heart multiple strand after arrangement and form conductor wire core, and use diamond mould to carry out secondary circle to press;
Step 3: extrusion molding, utilizes the polyethylene material after cross-linking radiation, by extruding machine, conductor wire core is carried out extrusion molding;
Step 4: crosslinking, carries out cross-linking radiation by the conductor wire core with insulating barrier obtained in step 3;Wherein crosslinking time It is 2 4h.
3. a kind of parallel bunched overhead insulated cable as claimed in claim 1, it is characterised in that: described insulating barrier and connection Muscle all uses IXPE Insulation Material to make.
4. parallel bunched overhead insulated cable as claimed in claim 1 a kind of, it is characterised in that: described insulating barrier, connection Muscle and markings are coated on the outer wall of compact conductor by extruding machine one-shot forming.
The production technology of a kind of parallel bunched overhead insulated cable the most as claimed in claim 2, it is characterised in that: described type It is round during line centered by line aluminum, when molded line aluminum is non-central line for " trapezoidal ", " S type " or " Z-type.
CN201611015015.0A 2016-11-18 2016-11-18 A kind of parallel bunched overhead insulated cable and its production technology Active CN106298014B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109036645A (en) * 2018-08-09 2018-12-18 远东电缆有限公司 A kind of wisdom energy type floating on water surface cable
CN111292895A (en) * 2020-04-24 2020-06-16 昆明昆宝电线电缆制造有限公司 High-reliability large-span steel wire reinforced core cluster overhead line and processing technology thereof

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB260837A (en) * 1926-03-03 1926-11-11 Liverpool Electric Cable Compa Improvements in and relating to insulated electric conductors
DE2616167A1 (en) * 1975-04-22 1976-11-04 Ericsson Telefon Ab L M Composite overhead LV cable - has longitudinal ridges along external surface of conductors to indicate phases
DE2646373A1 (en) * 1976-10-14 1978-04-20 Reinshagen Kabelwerk Gmbh Multicore flat insulated cable - has individual cores identified by different numbers of ribs formed in insulation
JP2001093350A (en) * 1999-09-24 2001-04-06 Yazaki Corp Self-supporting cable
US6411761B1 (en) * 1998-10-28 2002-06-25 Sumitomo Electric Industries, Ltd. Optical fiber cable
CN202650589U (en) * 2012-06-29 2013-01-02 人民电缆集团有限公司 Low-smoke halogen-free cluster lead
CN202796104U (en) * 2012-07-11 2013-03-13 东莞市永固电业制品有限公司 Data line capable of emitting light
CN105336446A (en) * 2015-12-02 2016-02-17 宁夏瑞银有色金属科技有限公司 Annealing device used for cable wire and annealing method thereof
CN205177463U (en) * 2015-11-03 2016-04-20 昆明电立电缆有限公司 Parallel overhead insulated cable tied in a bundle of 10kV
CN105788740A (en) * 2016-04-25 2016-07-20 莒南县美达电力实业有限公司 Parallel bunched cable
CN105810296A (en) * 2016-05-04 2016-07-27 江苏红峰电缆集团有限公司 1kv aluminum-core overhead cable

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB260837A (en) * 1926-03-03 1926-11-11 Liverpool Electric Cable Compa Improvements in and relating to insulated electric conductors
DE2616167A1 (en) * 1975-04-22 1976-11-04 Ericsson Telefon Ab L M Composite overhead LV cable - has longitudinal ridges along external surface of conductors to indicate phases
DE2646373A1 (en) * 1976-10-14 1978-04-20 Reinshagen Kabelwerk Gmbh Multicore flat insulated cable - has individual cores identified by different numbers of ribs formed in insulation
US6411761B1 (en) * 1998-10-28 2002-06-25 Sumitomo Electric Industries, Ltd. Optical fiber cable
JP2001093350A (en) * 1999-09-24 2001-04-06 Yazaki Corp Self-supporting cable
CN202650589U (en) * 2012-06-29 2013-01-02 人民电缆集团有限公司 Low-smoke halogen-free cluster lead
CN202796104U (en) * 2012-07-11 2013-03-13 东莞市永固电业制品有限公司 Data line capable of emitting light
CN205177463U (en) * 2015-11-03 2016-04-20 昆明电立电缆有限公司 Parallel overhead insulated cable tied in a bundle of 10kV
CN105336446A (en) * 2015-12-02 2016-02-17 宁夏瑞银有色金属科技有限公司 Annealing device used for cable wire and annealing method thereof
CN105788740A (en) * 2016-04-25 2016-07-20 莒南县美达电力实业有限公司 Parallel bunched cable
CN105810296A (en) * 2016-05-04 2016-07-27 江苏红峰电缆集团有限公司 1kv aluminum-core overhead cable

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109036645A (en) * 2018-08-09 2018-12-18 远东电缆有限公司 A kind of wisdom energy type floating on water surface cable
CN111292895A (en) * 2020-04-24 2020-06-16 昆明昆宝电线电缆制造有限公司 High-reliability large-span steel wire reinforced core cluster overhead line and processing technology thereof
CN111292895B (en) * 2020-04-24 2021-08-03 昆明昆宝电线电缆制造有限公司 High-reliability large-span steel wire reinforced core cluster overhead line and processing technology thereof

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