CN104575705A - High-conductivity cable - Google Patents
High-conductivity cable Download PDFInfo
- Publication number
- CN104575705A CN104575705A CN201310475138.2A CN201310475138A CN104575705A CN 104575705 A CN104575705 A CN 104575705A CN 201310475138 A CN201310475138 A CN 201310475138A CN 104575705 A CN104575705 A CN 104575705A
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- China
- Prior art keywords
- stranded conductor
- twisted wire
- high conductivity
- copper stranded
- conductivity cable
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Abstract
The invention discloses a high-conductivity cable which adopts the structure as follows: the cable includes a plurality of strand cores, a copper stranded conductor is placed inside each strand core, and an aluminum stranded conductor is arranged outside each copper stranded conductor; a hot silver coating is arranged on the surface of each copper stranded conductor, and a passivation layer is arranged on the surface of the hot silver coating; an epoxy coating is arranged on the outer sides of the strand cores; an insulating sleeve is also arranged on the outer sides of the strand cores in a sleeving manner; the insulating sleeve is composed of an insulating layer and a thermal-protective layer. The high-conductivity cable provided by the invention can solve the deficiencies in the prior art, improves the strength, abrasive resistance and corrosion resistance of the aluminum stranded conductor by adding the galvanized steel core, the epoxy coating and the insulating sleeve, and prolongs the service life of the aluminum stranded conductor.
Description
Technical field
The present invention relates to a kind of cable, especially a kind of high conductivity cable.
Background technology
At present, for considering of cost and conductivity, cable generally adopts aluminium stranded conductor.But it is low that aluminium stranded conductor exists tensile strength, the shortcoming of resistance to wear and corrosion-resistant, the life-span is generally on the low side.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of high conductivity cable, the deficiencies in the prior art can be solved, by adding zinc-plated steel core and epoxy coating and insulating sleeve, improve the intensity of aluminium stranded conductor, resistance to wear and corrosion resistance, improve the life-span of aluminium stranded conductor.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows: a kind of high conductivity cable, and structure comprises some twisted wire cores, and the inside of every root twisted wire core is copper stranded conductor, and the outside of copper stranded conductor is aluminium stranded conductor; Copper stranded conductor surface is provided with hot dip silver layer, and hot dip silver layer surface is provided with passivation layer, and twisted wire core arranged outside has epoxy coating, is also arranged with insulating sleeve outside twisted wire core, and described insulating sleeve has insulating barrier and thermal insulation layer to form.
As preferably, the zinc-plated amount of described copper stranded conductor is 200g/m
3.
As preferably, described insulating barrier is that multilayer Mica tape forms.
As preferably, described high conductivity cable is made up of 19 twisted wire cores, and a twisted wire core is positioned at center, and the twisted wire core at all the other 18 twisted wire Xin Yi centers is that the center of circle is evenly distributed.
As preferably, described thermal insulation layer is mineral wool layer.
As preferably, described copper stranded conductor is that arsenic content is lower than 0.35%.
The present invention adds copper stranded conductor inner core on the basis of aluminium stranded conductor, improves the tensile strength of aluminium stranded conductor.The hot dip silver layer of copper stranded conductor arranged outside and passivation layer improve the corrosion resistance of copper stranded conductor.The epoxy coating of aluminium stranded conductor arranged outside and insulating sleeve improve the corrosion resistance resistance to wear of aluminium stranded conductor.By the zinc-plated amount of choose reasonable, under the prerequisite ensureing corrosion resistance, decrease production cost.Twisted wire core adopts center around the arrangement mode of formula, improves the firmness of high conductivity cable.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of twisted wire core in the present invention's embodiment.
Fig. 2 is the schematic diagram of twisted wire core arrangement mode in the present invention's embodiment.
In figure: 1, twisted wire core; 2, copper stranded conductor; 3, aluminium stranded conductor; 4, hot dip silver layer; 5, epoxy coating; 6, insulating sleeve; 7, passivation layer.
Embodiment
With reference to Fig. 1-2, structure of the present invention comprises 19 twisted wire cores 1, and the inside of every root twisted wire core 1 is copper stranded conductor 2, and the outside of copper stranded conductor 2 is aluminium stranded conductor 3; Copper stranded conductor 2 surface is provided with hot dip silver layer 4, and hot dip silver layer 4 surface is provided with passivation layer 7, and twisted wire core 1 arranged outside has epoxy coating 5, is also arranged with insulating sleeve 6 outside twisted wire core 1, and described insulating sleeve has insulating barrier and thermal insulation layer to form.
It should be noted that the zinc-plated amount of described copper stranded conductor 2 is 200g/m
3.
It should be noted that described insulating barrier is that multilayer Mica tape forms.
It should be noted that described high conductivity cable is made up of 19 twisted wire cores 1, a twisted wire core 1 is positioned at center, and all the other 18 twisted wire cores 1 are that the center of circle is evenly distributed with the twisted wire core 1 at center.
It should be noted that described thermal insulation layer is mineral wool layer.
It should be noted that described copper stranded conductor is that arsenic content is lower than 0.35%.
Operation principle of the present invention is: on the basis of aluminium stranded conductor 3, add copper stranded conductor 2 inner core, improve the tensile strength of aluminium stranded conductor 3.The hot dip silver layer 4 of copper stranded conductor 2 arranged outside and passivation layer 7 improve the corrosion resistance of copper stranded conductor 2.The epoxy coating 5 of aluminium stranded conductor 3 arranged outside and insulating sleeve 6 improve the corrosion resistance resistance to wear of aluminium stranded conductor 3.By the zinc-plated amount of choose reasonable, under the prerequisite ensureing corrosion resistance, decrease production cost.Twisted wire core 1 adopts center around the arrangement mode of formula, improves the firmness of high conductivity cable.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection range is defined by appending claims and equivalent thereof.
Claims (6)
1. a high conductivity cable, is characterized in that: structure comprises some twisted wire cores (1), and the inside of every root twisted wire core (1) is copper stranded conductor (2), and the outside of copper stranded conductor (2) is aluminium stranded conductor (3); Copper stranded conductor (2) surface is provided with hot dip silver layer (4), hot dip silver layer (4) surface is provided with passivation layer (7), twisted wire core (1) arranged outside has epoxy coating (5), twisted wire core (1) outside is also arranged with insulating sleeve (6), and described insulating sleeve has insulating barrier and thermal insulation layer to form.
2. high conductivity cable according to claim 1, is characterized in that: the zinc-plated amount of described copper stranded conductor (2) is 200g/m
3.
3. high conductivity cable according to claim 1, is characterized in that: described insulating barrier is that multilayer Mica tape forms.
4. high conductivity cable according to claim 1, it is characterized in that: described high conductivity cable is made up of 19 twisted wire cores (1), a twisted wire core (1) is positioned at center, all the other 18 twisted wire cores (1) with the twisted wire core (1) at center for the center of circle is evenly distributed.
5. high conductivity cable according to claim 1, is characterized in that: described thermal insulation layer is mineral wool layer.
6. high conductivity cable according to claim 1, is characterized in that: described copper stranded conductor (2) is that arsenic content is lower than 0.35%.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310475138.2A CN104575705A (en) | 2013-10-12 | 2013-10-12 | High-conductivity cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310475138.2A CN104575705A (en) | 2013-10-12 | 2013-10-12 | High-conductivity cable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN104575705A true CN104575705A (en) | 2015-04-29 |
Family
ID=53091565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310475138.2A Pending CN104575705A (en) | 2013-10-12 | 2013-10-12 | High-conductivity cable |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104575705A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106971781A (en) * | 2017-03-27 | 2017-07-21 | 南通中尧特雷卡电梯产品有限公司 | A kind of enhanced plastic cable |
CN114728764A (en) * | 2019-11-15 | 2022-07-08 | 康蒂泰克驱动***有限公司 | Elevator belt with cords of coated strands |
-
2013
- 2013-10-12 CN CN201310475138.2A patent/CN104575705A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106971781A (en) * | 2017-03-27 | 2017-07-21 | 南通中尧特雷卡电梯产品有限公司 | A kind of enhanced plastic cable |
CN114728764A (en) * | 2019-11-15 | 2022-07-08 | 康蒂泰克驱动***有限公司 | Elevator belt with cords of coated strands |
CN114728764B (en) * | 2019-11-15 | 2024-03-12 | 康蒂泰克驱动***有限公司 | Elevator belt with cords comprised of coated strands |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |