CN105957606A - Double-layer insulated power line - Google Patents
Double-layer insulated power line Download PDFInfo
- Publication number
- CN105957606A CN105957606A CN201610592338.XA CN201610592338A CN105957606A CN 105957606 A CN105957606 A CN 105957606A CN 201610592338 A CN201610592338 A CN 201610592338A CN 105957606 A CN105957606 A CN 105957606A
- Authority
- CN
- China
- Prior art keywords
- power line
- insulating barrier
- power supply
- protective sleeve
- outer protective
- 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.)
- Pending
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Classifications
-
- 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
- H01B7/08—Flat or ribbon cables
- H01B7/0807—Twin conductor or cable
-
- 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
- H01B5/08—Several wires or the like stranded in the form of a rope
-
- 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
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0216—Two layers
-
- 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
-
- 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
Landscapes
- Organic Insulating Materials (AREA)
- Insulating Bodies (AREA)
Abstract
The invention discloses a double-layer insulated power line. The double-layer insulated power line comprises a pair of power supply core wires of a parallel structure and an outer layer protective cover, wherein each power supply core wire comprises a conductor, each conductor is formed by twisting a plurality of flexible bare copper wires, the exterior of each conductor is coated with a first insulating layer, the outer side of each first insulating layer is further coated with a second insulating layer, and each second insulating layer is prepared from a temperature-resistant material so as to realize a double-layer insulation function; the outer layer protective cover is flat; and the pair of power supply core wires are different in colors and are linearly arranged inside the outer layer protective cover in parallel. The double-layer insulated power line is simple in structure, safe and reliable, and each first insulating layer is coated with the corresponding second insulating layer prepared from the temperature-resistant material, so that, compared with a single-layer insulated power line, the mechanical and physical performance and electric performance as well as the excellent performances such as anti-aging performance and atmosphere resistance of the power line are strengthened; and moreover, the safety of the power line is greatly improved, the occurrence of power supply accidents can be effectively reduced, and the personal safety is guaranteed.
Description
Technical field
The present invention relates to power line field, specifically, relate to a kind of double hyer insulation power line.
Background technology
Power line in the market is mostly single layer dielectrics, and it includes power supply heart yearn, wraps in the outside of power supply heart yearn
Cover a layer insulating, to realize insulation and the effect of protection, but the power line of this kind of only single layer dielectrics, its mechanical and physical performance
The most weak with electric property, and the performance of aging resistance, resistance to air is the most poor, thus shorten service life and the reduction of power line
The serviceability of power line application itself, additionally, because this power line does not has the function of heatproof, under work in hot environment,
Easily cause some accident of power supplys, jeopardize life safety.
Therefore, it is necessary to design a kind of insulation and the power line of heatproof.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of double hyer insulation power line, have insulation and
The dual-use function of heatproof, considerably increases the safety of power line, improves the service life of power line.
Technical scheme is as follows:
A kind of double hyer insulation power line, including power supply heart yearn and the outer protective sleeve of pair of parallel structure, described power supply heart yearn bag
Having included conductor, described conductor is to be formed by some soft bare copper wires are stranded, and the outside of described conductor is coated with the first insulating barrier, in
The outside of described first insulating barrier is also wrapped on the second insulating barrier, and described second insulating barrier is formed to realize double by temperature-resistant material
Layer insulation function, described outer protective sleeve is platypelloid type, and the pair of power supply heart yearn varies in color and straight line is arranged in described side by side
In outer protective sleeve.
In the technical scheme of above-mentioned double hyer insulation power line, the stranded a diameter of 0.92mm of copper wire of described conductor.
In the technical scheme of above-mentioned double hyer insulation power line, the first insulating barrier color of the pair of power supply heart yearn is each
Different, the material of described first insulating barrier respectively blueness can plastic cement content be the PVC of 35P with brown, outside the first insulating barrier
Footpath is 1.83mm, and its thickness is more than 0.35mm.
In the technical scheme of above-mentioned double hyer insulation power line, the second insulating barrier color of the pair of power supply heart yearn is each
Different, it is respectively adopted the blue and temperature-resistant material of brown, the external diameter of described second insulating barrier is 2.15mm, and its thickness is more than
0.13mm。
In the technical scheme of above-mentioned double hyer insulation power line, the material of described outer protective sleeve be black can plastic cement hard
Degree is the PVC of 60P, and the width of this outer protective sleeve is 5.6mm, height is 3.4mm, and the thickness of described outer protective sleeve is more than
0.41mm。
In the technical scheme of above-mentioned double hyer insulation power line, the thickness of described outer protective sleeve is 0.6mm.
In the technical scheme of above-mentioned double hyer insulation power line, described outer protective sleeve, the of the pair of power supply heart yearn
Two insulating barriers, the first insulating barrier and conductor are extruded by high temperature screw rod mould.
Compared with prior art, the beneficial effects of the present invention is: the present invention is by also wrapping in the outside of the first insulating barrier
Being covered with the second insulating barrier, this second insulating barrier is to be made by temperature-resistant material, and simple in construction considerably increases the safety of power line
Property, improve the service life of power line, there is the most again mechanical and physical performance and the electric property increasing power line, anti-ageing
The premium properties such as change, resistance to atmospheric performance, and compared with single layer dielectrics electric wire, it has been effectively reduced the generation of accident of power supply, it is ensured that
Life safety.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate accompanying drawing to describe in detail, this
Bright detailed description of the invention is shown in detail in by following example and accompanying drawing thereof.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the present invention.
Description of reference numerals: 1--power supply heart yearn 11--conductor
12--the first insulating barrier 13--the second insulating barrier
2--outer protective sleeve.
Detailed description of the invention
Below with reference to the accompanying drawings and in conjunction with the embodiments, the present invention is described in detail:
As it is shown in figure 1, a kind of double hyer insulation power line, cylindrical power supply heart yearn 1 and outer layer including pair of parallel structure protect
Set 2, the pair of power supply heart yearn 1 varies in color and straight line is arranged in outer protective sleeve 2 side by side, and described power supply heart yearn 1 includes
For providing or the conductor 11 of signal, described conductor 11 is to be closed by some tin plating soft copper skein silks to form, in the present embodiment, and conductor
The stranded a diameter of 0.92mm of copper wire of 11.
Further, the outside of described conductor 11 is coated with the first insulating barrier 12, in the outside of described first insulating barrier 12
It is also wrapped on the second insulating barrier 13, so achieves double hyer insulation function, enhance the mechanical and physical performance of power line with electric
Performance, the premium properties such as aging resistance, resistance to air.
In order to make the present invention have insulation and heatproof difunctional, described second insulating barrier 13 is made up of temperature-resistant material, greatly
Add greatly the safety of power line so that power line can operation in high temperature environments, compared with single layer dielectrics electric wire, this
It is effectively reduced the generation of accident of power supply under the effect of two insulating barriers 13, ensures that life safety, disclosure satisfy that the people simultaneously
By nuclear facilities project to cable insulation fire resistance, electric property, mechanical performance, radiation-resistant property and long term life performance
Requirement.
It is also preferred that the left described outer protective sleeve 2 is designed as platypelloid type, flat cable has the height character much smaller than width,
And round cable height and width are diameter R, when the sectional area of two kinds of cables is consistent, its impedance is consistent, by identical
During electric current, the heat that its cable produces is consistent, and now, the width of flat cable is more than the width of round cable, therefore flat cable
Area of dissipation more than the area of dissipation of round cable, so in the case of cross-sectional area is the same, flat cable is relative to circle
For shape cable, its heat-sinking capability is higher, and the electric current that can pass through is higher, so that this power line is the most more pacified
Entirely.
Facilitating user to distinguish two power supply heart yearns, the first insulating barrier 12 of the pair of power supply heart yearn varies in color, institute
State that the material of the first insulating barrier 12 is respectively blue and brown can plastic cement hardness be the PVC of 35P.
Second insulating barrier 13 of the pair of power supply heart yearn varies in color, and is respectively adopted the blue and temperature-resistant material of brown.
The material of outer protective sleeve 2 be black can plastic cement hardness be the PVC of 60P.
Polrvinyl chloride, English abbreviation PVC(Polyvinyl chloride), it is Vinyl Chloride Monomer (vinyl chloride
Monomer, is called for short VCM) at the initiator such as peroxide, azo-compound；Or it is anti-by radical polymerization under light, heat effect
Answer the polymer that mechanism is polymerized.Ryuron and vinyl chloride copolymer system referred to as vinyl chloride resin.
PVC is the white powder of impalpable structure, and the degree of branching is less, relative density about 1.4, vitrification point 77 ~ 90
DEG C, about 170 DEG C start to decompose, and the poor stability to light and heat, more than 100 DEG C or through long-time exposure in sunshine, Jiu Huifen
Solve and produce hydrogen chloride, and autocatalysis decomposes further, causes variable color, physical and mechanical properties to decline the most rapidly, should in reality
Stabilizer is must be added to improve the stability to light and heat in.
Industrial PVC molecular weight, typically in the range of 50,000～110,000, has bigger polydispersity, molecular weight with
The reduction of polymerization temperature and increase；Without definite melting point, 80～85 DEG C start to soften, and 130 DEG C become viscoelastic state, open for 160～180 DEG C
Begin to be changed into viscous state；There is preferable mechanical performance, about tensile strength 60MPa, impact strength 5～10kJ/m2；There is excellence
Dielectric properties.
Thus utilize the first insulating barrier made by PVC material and outer protective sleeve, it is ensured that machinery, electric property, improve
Fire resistance, intensity combustion high, corrosion-resistant, difficult, insulating properties are good and matter to make described first insulating barrier and outer protective sleeve have
Gently, the advantage such as easy construction, further enhancing the insulation of the present invention and the function of heatproof.
In the present embodiment, the external diameter of the first insulating barrier 12 is designed as 1.83mm, it is also preferred that the left this first insulating barrier 12 is the thinnest
Dot thickness is more than 0.35mm；The external diameter of described second insulating barrier 13 is designed as 2.15mm, it is also preferred that the left the thickness of this second insulating barrier 13
Degree is more than 0.13mm；The design width of described outer protective sleeve 2 is 5.6mm, height is 3.4mm, and the thickness of outer protective sleeve 2 is more than
0.41mm, it is also preferred that the left the thickness of described outer protective sleeve 2 is 0.6mm.
In implementation process, described outer protective sleeve 2, second insulating barrier the 13, first insulating barrier 12 of the pair of power supply heart yearn 1
And conductor 11 can by mould extruded.
In sum, present configuration is simple, safe and reliable, compared with single layer dielectrics electric wire, enhances the machine of power line
Tool physical property and electric property, and the premium properties such as aging resistance, resistance to air, meanwhile, the present invention has stronger high temperature resistant
Fire-resistant function, it is possible to meet civilian nuclear facilities project to cable insulation fire resistance, electric property, mechanical performance, resistance to irradiation
Performance and the requirement of long term life performance, be adapted to work in hot environment, is effectively reduced the generation of accident of power supply, ensures that people
Raw safety.
The above, only presently preferred embodiments of the present invention, not the present invention is made any pro forma restriction；All
The those of ordinary skill of the industry all can shown in by specification accompanying drawing and the above and implement the present invention swimmingly；But, all
Those skilled in the art, in the range of without departing from technical solution of the present invention, utilize disclosed above technology contents to do
The a little change gone out, the equivalent variations modified and develop, be the Equivalent embodiments of the present invention；Meanwhile, all according to the present invention's
The change of any equivalent variations that above example is made by substantial technological, modify and differentiation etc., all still fall within the skill of the present invention
Within the protection domain of art scheme.
Claims (7)
1. a double hyer insulation power line, including power supply heart yearn and the outer protective sleeve of pair of parallel structure, it is characterised in that: institute
Stating power supply heart yearn and include that conductor, described conductor are to be formed by some soft bare copper wires are stranded, the outside of described conductor is coated with
One insulating barrier, is also wrapped on the second insulating barrier in the outside of described first insulating barrier, and described second insulating barrier is by temperature-resistant material
Composition is to realize double hyer insulation function, and described outer protective sleeve is platypelloid type, and the pair of power supply heart yearn varies in color and the most straight
Line is arranged in described outer protective sleeve.
Double hyer insulation power line the most according to claim 1, it is characterised in that: the copper wire of described conductor is stranded a diameter of
0.92mm。
Double hyer insulation power line the most according to claim 1, it is characterised in that: the first insulation of the pair of power supply heart yearn
Layer varies in color, and the material of described first insulating barrier respectively blueness can plastic cement hardness be the PVC of 35P with brown, and first is exhausted
The external diameter of edge layer is 1.83mm, and its thickness is more than 0.35mm.
Double hyer insulation power line the most according to claim 1, it is characterised in that: the second insulation of the pair of power supply heart yearn
Layer varies in color, and is respectively adopted the blue and temperature-resistant material of brown, and the external diameter of described second insulating barrier is 2.15mm, and its thickness is big
In 0.13mm.
Double hyer insulation power line the most according to claim 1, it is characterised in that: the material of described outer protective sleeve is black
Can plastic cement hardness be the PVC of 60P, the width of this outer protective sleeve be 5.6mm, height is 3.4mm, and the thickness of described outer protective sleeve is big
In 0.41mm.
Double hyer insulation power line the most according to claim 5, it is characterised in that: the thickness of described outer protective sleeve is 0.6mm.
Double hyer insulation power line the most according to claim 1, it is characterised in that: described outer protective sleeve, the pair of power supply
Second insulating barrier of heart yearn, the first insulating barrier and conductor are extruded by high temperature screw rod mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610592338.XA CN105957606A (en) | 2016-07-26 | 2016-07-26 | Double-layer insulated power line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610592338.XA CN105957606A (en) | 2016-07-26 | 2016-07-26 | Double-layer insulated power line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105957606A true CN105957606A (en) | 2016-09-21 |
Family
ID=56898917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610592338.XA Pending CN105957606A (en) | 2016-07-26 | 2016-07-26 | Double-layer insulated power line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105957606A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002343142A (en) * | 2001-05-21 | 2002-11-29 | Yazaki Corp | Flat cable |
| CN2620358Y (en) * | 2002-12-18 | 2004-06-09 | 济南宝世达实业发展有限公司 | Power cable for electric oil submersible pump |
| CN201294273Y (en) * | 2008-11-27 | 2009-08-19 | 深圳华为通信技术有限公司 | Data line |
| CN201732620U (en) * | 2010-09-07 | 2011-02-02 | 广东新南达电缆实业有限公司 | Environment-friendly physical termite resistant cable |
| CN202110849U (en) * | 2011-06-08 | 2012-01-11 | 上海飞航电线电缆有限公司 | Wire |
| CN102623092A (en) * | 2012-04-12 | 2012-08-01 | 江苏亨通线缆科技有限公司 | Flat type anti-interference data cable |
| CN203422958U (en) * | 2013-08-16 | 2014-02-05 | 安徽虹都电缆集团有限公司 | Flat power cable with double-layer insulation structure |
-
2016
- 2016-07-26 CN CN201610592338.XA patent/CN105957606A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002343142A (en) * | 2001-05-21 | 2002-11-29 | Yazaki Corp | Flat cable |
| CN2620358Y (en) * | 2002-12-18 | 2004-06-09 | 济南宝世达实业发展有限公司 | Power cable for electric oil submersible pump |
| CN201294273Y (en) * | 2008-11-27 | 2009-08-19 | 深圳华为通信技术有限公司 | Data line |
| CN201732620U (en) * | 2010-09-07 | 2011-02-02 | 广东新南达电缆实业有限公司 | Environment-friendly physical termite resistant cable |
| CN202110849U (en) * | 2011-06-08 | 2012-01-11 | 上海飞航电线电缆有限公司 | Wire |
| CN102623092A (en) * | 2012-04-12 | 2012-08-01 | 江苏亨通线缆科技有限公司 | Flat type anti-interference data cable |
| CN203422958U (en) * | 2013-08-16 | 2014-02-05 | 安徽虹都电缆集团有限公司 | Flat power cable with double-layer insulation structure |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| 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: 20160921 |