CN103021516A - Cable compound core and processing method thereof - Google Patents
Cable compound core and processing method thereof Download PDFInfo
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- CN103021516A CN103021516A CN2012104951401A CN201210495140A CN103021516A CN 103021516 A CN103021516 A CN 103021516A CN 2012104951401 A CN2012104951401 A CN 2012104951401A CN 201210495140 A CN201210495140 A CN 201210495140A CN 103021516 A CN103021516 A CN 103021516A
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Abstract
The invention provides a cable compound core which comprises at least 55 volume parts of fibers, wherein at least one fiber has an elasticity modulus of 152GPa-255GPa, a coefficient of thermal expansion of -0.6*10<-6>-1.0*10<-5>/DEG C and a tensile strength of at least 2413MPa, and at least one fiber has an elasticity modulus of at least 140GPa, a coefficient of thermal expansion of 5*10<-6>-10*10<-6>/DEG C and a tensile strength of at least 1241MPa. The cable compound core also comprises an external film. According to the cable compound core, the current-carrying capacity is easily increased and cable droop can not be caused. The invention also provides a processing method of the cable compound core.
Description
Technical field
The present invention relates to a kind of cable composite core field, relate in particular to a kind of cable composite core and processing method thereof.
Background technology
Existing cable core is the composite core that the fiber of single type and resin consist of, and its purpose is to utilize the reinforced plastics composite core as the supporting member in the cable, by utilizing the inner reinforced plastics core stream of transmitting electricity.This cable do not have prevent cable sagging in the required physical characteristic of transmitted load effectively, and can not satisfy current-carrying capacity and increase needed temperature.
The physical property expert of thermoplastic composite core is to the restriction of method, and method commonly used can not realize the ratio of high fiber and resin, and these methods can not get realizing the fiber-rich core of cable desirable strength.And the processing speed of these methods also is subject to the restriction of the inherent characteristic of itself.
Therefore need the economically feasible cable of design, so that current-carrying capacity increases easily, and it is sagging can not produce corresponding cable, also needs to utilize such method to process the load material core.
Summary of the invention
In order to solve the problems of above-mentioned existence, the present invention aims to provide a kind of cable composite core, so that current-carrying capacity increases easily, and it is sagging can not produce corresponding cable, also needs to utilize such method to process the load material core.
The invention provides a kind of cable composite core, comprise the fiber of at least 55% volume fraction, wherein at least a fiber comprise 152GPa-255GPa modulus of elasticity and-thermal coefficient of expansion of 0.6x10-6-1.0x10-5/ ℃ and the hot strength of 2413MPa at least; And at least a fiber, comprise thermal coefficient of expansion and the hot strength of 1241MPa at least of the modulus of elasticity, 5x10-6-10x10-6/ ℃ of 140GPa at least; The outer membrane that also comprises cable composite core.
Further, the fortifying fibre of described basic continous reverses.
Further, described composite core is centered on by one deck conductor at least.
A kind of processing method of described cable composite core comprises: the vertical and continuous fiber of one or more types is pulled through resin, forms the fibre resin matrix; From this fibre resin matrix, remove excessive resin; Fiber is compressed into has definite geometry; Introduce outer membrane; This outer membrane is coated on around this composite core; Compressed composite material core and coating; Solidify this composite core and coating.
Further, described composite core comprises at least a following fiber: carbon, glass, boron, liquid crystal fiber and steel fibre.
Further, comprise that also one or more combing plates form film and it is compressed in around the core.
Further, described composite core comprises at least a following fiber: have the high-carbon steel wire rope of adhesive force and the carbon nano-fiber that does not have adhesive force.
The invention provides a kind of cable composite core, comprise the fiber of at least 55% volume fraction, wherein at least a fiber comprise 152GPa-255GPa modulus of elasticity and-thermal coefficient of expansion of 0.6x10-6-1.0x10-5/ ℃ and the hot strength of 2413MPa at least; And at least a fiber, comprise thermal coefficient of expansion and the hot strength of 1241MPa at least of the modulus of elasticity, 5x10-6-10x10-6/ ℃ of 140GPa at least; The outer membrane that also comprises cable composite core.This cable composite core is so that current-carrying capacity increases easily, and it is sagging can not produce corresponding cable, and the present invention also provides the method for processing this cable composite core.
Embodiment
Further specify technical scheme of the present invention below by embodiment:
Embodiment 1
A kind of cable composite core comprises the fiber of 55% volume fraction, wherein at least a fiber comprise 152GPa-255GPa modulus of elasticity and-thermal coefficient of expansion of 0.6x10-6-1.0x10-5/ ℃ and the hot strength of 2413MPa; And at least a fiber, comprise the thermal coefficient of expansion of modulus of elasticity, 5x10-6-10x10-6/ ℃ of 140GPa and the hot strength of 1241MPa; The outer membrane that also comprises cable composite core.
Embodiment 2
A kind of cable composite core comprises the fiber of 60% volume fraction, wherein at least a fiber comprise 152GPa-255GPa modulus of elasticity and-thermal coefficient of expansion of 0.6x10-6-1.0x10-5/ ℃ and the hot strength of 2453MPa; And at least a fiber, comprise the thermal coefficient of expansion of modulus of elasticity, 5x10-6-10x10-6/ ℃ of 140GPa and the hot strength of 1261MPa; The outer membrane that also comprises cable composite core.
Embodiment 3
A kind of cable composite core comprises the fiber of 65% volume fraction, wherein at least a fiber comprise 152GPa-255GPa modulus of elasticity and-thermal coefficient of expansion of 0.6x10-6-1.0x10-5/ ℃ and the hot strength of 2513MPa; And at least a fiber, comprise the thermal coefficient of expansion of modulus of elasticity, 5x10-6-10x10-6/ ℃ of 145GPa and the hot strength of 1281MPa; The outer membrane that also comprises cable composite core.
Embodiment 4
A kind of cable composite core comprises the fiber of 60% volume fraction, wherein at least a fiber comprise 152GPa-255GPa modulus of elasticity and-thermal coefficient of expansion of 0.6x10-6-1.0x10-5/ ℃ and the hot strength of 2413MPa; And at least a fiber, comprise the thermal coefficient of expansion of modulus of elasticity, 5x10-6-10x10-6/ ℃ of 144GPa and the hot strength of 1261MPa; The outer membrane that also comprises cable composite core.
Embodiment 5
A kind of cable composite core comprises the fiber of 58% volume fraction, wherein at least a fiber comprise 152GPa-255GPa modulus of elasticity and-thermal coefficient of expansion of 0.6x10-6-1.0x10-5/ ℃ and the hot strength of 2433MPa; And at least a fiber, comprise the thermal coefficient of expansion of modulus of elasticity, 5x10-6-10x10-6/ ℃ of 141GPa and the hot strength of 1251MPa; The outer membrane that also comprises cable composite core.
The preparation method of above-mentioned cable composite core is pulled through resin with the vertical and continuous fiber of one or more types, forms the fibre resin matrix; From this fibre resin matrix, remove excessive resin; Fiber is compressed into has definite geometry; Introduce outer membrane; This outer membrane is coated on around this composite core; Compressed composite material core and coating; Solidify this composite core and coating.
Top embodiment has just carried out exemplary description to the present invention; obvious realization of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the method design of invention and the various improvement that technical scheme is carried out; or directly apply to other occasion without improving the design that will invent and technical scheme, all in protection scope of the present invention.
Claims (7)
1. a cable composite core is characterized in that, comprises the fiber of at least 55% volume fraction, wherein at least a fiber comprise 152GPa-255GPa modulus of elasticity and-thermal coefficient of expansion of 0.6x10-6-1.0x10-5/ ℃ and the hot strength of 2413MPa at least; And at least a fiber, comprise thermal coefficient of expansion and the hot strength of 1241MPa at least of the modulus of elasticity, 5x10-6-10x10-6/ ℃ of 140GPa at least; The outer membrane that also comprises cable composite core.
2. cable composite core according to claim 1 is characterized in that, the fortifying fibre of described basic continous reverses.
3. cable composite core according to claim 1 is characterized in that, described composite core is centered on by one deck conductor at least.
4. the processing method of each described cable composite core among the claim 1-3 is characterized in that, comprising: the vertical and continuous fiber of one or more types is pulled through resin, forms the fibre resin matrix; From this fibre resin matrix, remove excessive resin; Fiber is compressed into has definite geometry; Introduce outer membrane; This outer membrane is coated on around this composite core; Compressed composite material core and coating; Solidify this composite core and coating.
5. the processing method of cable composite core according to claim 4 is characterized in that, described composite core comprises at least a following fiber: carbon, glass, boron, liquid crystal fiber and steel fibre.
6. the processing method of cable composite core according to claim 4 is characterized in that, comprises that also one or more combing plates form film and it is compressed in around the core.
7. the processing method of cable composite core according to claim 4 is characterized in that, described composite core comprises at least a following fiber: have the high-carbon steel wire rope of adhesive force and the carbon nano-fiber that does not have adhesive force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104951401A CN103021516A (en) | 2012-11-28 | 2012-11-28 | Cable compound core and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104951401A CN103021516A (en) | 2012-11-28 | 2012-11-28 | Cable compound core and processing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103021516A true CN103021516A (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104951401A Pending CN103021516A (en) | 2012-11-28 | 2012-11-28 | Cable compound core and processing method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1649718A (en) * | 2002-04-23 | 2005-08-03 | 合成科技公司 | Aluminum conductor composite core reinforced cable and method of manufacture |
| US20060051580A1 (en) * | 2003-10-22 | 2006-03-09 | David Bryant | Aluminum conductor composite core reinforced cable and method of manufacture |
| CN1898085A (en) * | 2003-10-22 | 2007-01-17 | Ctc电缆公司 | Aluminum conductor composite core reinforced cable and method of manufacture |
| CN101034601A (en) * | 2007-04-16 | 2007-09-12 | 中国人民解放军国防科学技术大学 | Heat-resisting and low expansion double capacity compound material core aluminum twisted wire and its making method |
-
2012
- 2012-11-28 CN CN2012104951401A patent/CN103021516A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1649718A (en) * | 2002-04-23 | 2005-08-03 | 合成科技公司 | Aluminum conductor composite core reinforced cable and method of manufacture |
| US20060051580A1 (en) * | 2003-10-22 | 2006-03-09 | David Bryant | Aluminum conductor composite core reinforced cable and method of manufacture |
| CN1898085A (en) * | 2003-10-22 | 2007-01-17 | Ctc电缆公司 | Aluminum conductor composite core reinforced cable and method of manufacture |
| CN101034601A (en) * | 2007-04-16 | 2007-09-12 | 中国人民解放军国防科学技术大学 | Heat-resisting and low expansion double capacity compound material core aluminum twisted wire and its making method |
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Application publication date: 20130403 |