CN104021863A - High temperature and high voltage resisting cable - Google Patents
High temperature and high voltage resisting cable Download PDFInfo
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- CN104021863A CN104021863A CN201410196516.8A CN201410196516A CN104021863A CN 104021863 A CN104021863 A CN 104021863A CN 201410196516 A CN201410196516 A CN 201410196516A CN 104021863 A CN104021863 A CN 104021863A
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- high temperature
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- mineral filler
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Abstract
The invention discloses a high temperature and high voltage resisting cable which comprises a cable core. The cable bore is wrapped by a plurality of high temperature resisting layers with the sections in a sector shape in sequence, gaps exist between the high temperature resisting layers, a plurality of steel wires are arranged in the gap between every two adjacent high temperature resisting layers, and the high temperature resisting layers are wrapped by a sheath. The high temperature and high voltage resisting cable is simple in structure, the cable core is wrapped by the high temperature resisting layers with the sections in the sector shape, the steel wires are arranged in the gaps between the high temperature resisting layers, and thus the overall high temperature and high voltage resisting performance of the cable is effectively improved. Furthermore, the technology is simple, and cost is low.
Description
Technical field
The present invention relates to field of cables, specifically a kind of high temperature high voltage resistant cable.
Background technology
Cable has power cable, control cables, compensating cable, shielded type cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resisting cable, shipboard cable, mining cable, aluminium alloy cable etc.They are all made up of sub-thread or stranded conductor and insulating barrier, are used for connecting circuit, electrical equipment etc.
For being operated in high temperature, the hyperbaric environment cable under, high temperature resistant, high-voltage performance for its inside are had relatively high expectations, although be provided with the high pressure resistant layer such as high-temperature-resistant layer or steel-tape armouring in prior art in cable inside, to reach object high temperature resistant, high pressure, but complex structure, complex process, cost is high.The shortcomings such as existing cable protective cover material ageing resistance is poor.
Summary of the invention
The object of this invention is to provide a kind of high temperature high voltage resistant cable, be fan-shaped multiple high-temperature-resistant layers in cable core outer cladding cross section, and in gap between high-temperature-resistant layer, steel wire is set, improve high temperature resistant, the high-voltage performance of whole cable.Cable jacket material ageing resistance of the present invention is good.
Technical scheme of the present invention is as follows:
A kind of high temperature high voltage resistant cable, comprise cable core, it is characterized in that: described cable core is coated with respectively cross section outward and is fan-shaped multiple high-temperature-resistant layers, between described multiple high-temperature-resistant layers, there is respectively gap, in gap between adjacent two high-temperature-resistant layers, be respectively equipped with many steel wires, described multiple high-temperature-resistant layers are coated with sheath.
Described high temperature high voltage resistant cable, is characterized in that: described cable core is by stranded composition of many conductors that is surrounded by insulating barrier outward.
Described sheath material is made up of the raw material of following weight portion: polyurethane rubber 40-50, butadiene-styrene rubber 20-30, ethylene-chlorotrifluoro-ethylene copolymer 20-30, cumyl peroxide 2-3, trihydroxy methyl propane trimethyl acrylate 1.5-2.5, nano boron carbide 5-10, nano-silicon nitride 8-14, antimony pentasulfide 2-3, aluminium hydroxide 10-15, Firebrake ZB 5-10, zinc stearate 1-2, atoleine 3-6, blanc fixe 12-18, mica powder 6-12, dibutyl phthalate 10-15, antioxidant D NP1-2, modified mineral filler 16-22,
The preparation method of described modification complex mineral filler is as follows: (1) in mass ratio 4-8:3-5:2-3:1 takes barite, olivine, attapulgite, illite and mixes, pulverize, cross 50-100 mesh sieve, then at 820-880 DEG C of temperature lower calcination 20-30min, continue to be warming up to 1050-1150 DEG C, calcining 2-3h, shrend, dries; (2) get and be equivalent to 4 of absolute ethyl alcohol doubly of complex mineral filler weight 2-3,40-50%, the glyoxal ethyline of 4'-MDA epoxy resin, 2-4% mixes with the compounded mix that step (2) is processed, heating water bath is to 120-140 DEG C, 500-1000rpm high-speed stirred 0.5-1h, filter, dry; (3) get and after complex mineral filler that the Nanometer-sized Neodymium Oxide of vaseline, the 1-2% of pentaerythrite volution phosphoric acid phenol ester, the 3-5% of ethylene-methyl methacrylate methyl terpolymer, the 5-10% of Nomex, the 5-10% of the ethylene propylene diene rubber, the 15-25% that are equivalent to complex mineral filler weight 30-40% processes with step (2) mixes, together drop into double screw extruder and carry out melt blending, then extruding pelletization, naturally cool to room temperature, be modification complex mineral filler.
The preparation method of described sheath material, comprise the following steps: take in polyurethane rubber, ethylene-chlorotrifluoro-ethylene copolymer, trihydroxy methyl propane trimethyl acrylate, antimony pentasulfide, atoleine, zinc stearate, the mill of dibutyl phthalate input, be mixing 4-8min at 80-90 DEG C of temperature in roller temperature, then dancer rools temperature is to 55-65 DEG C, add the mixing 8-14min of all the other raw materials, park 5-10h, discharging.
Beneficial effect of the present invention:
The present invention is simple in structure, is fan-shaped multiple high-temperature-resistant layers in cable core outer cladding cross section, and in gap between high-temperature-resistant layer, steel wire is set, and effectively improve high temperature resistant, the high-voltage performance of whole cable, and technique is simple, and cost is low.Cable jacket material of the present invention has excellent radiation-resistant property and ageing resistance, also has advantages of that hot strength is high, physical and mechanical properties good, chemically stable is good, fire resistance is good and low smoke, zero halogen low toxicity, long service life.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Embodiment
Referring to Fig. 1, a kind of high temperature high voltage resistant cable, comprise cable core 1, the outer cross section that is coated with respectively of cable core 1 is fan-shaped multiple high-temperature-resistant layers 2, between multiple high-temperature-resistant layers 2, there is respectively gap, in gap between adjacent two high-temperature-resistant layers, be respectively equipped with many steel wires 3, multiple high-temperature-resistant layers 2 are coated with sheath 4.
In the present invention, cable core 1 is by stranded composition of many conductors that is surrounded by insulating barrier outward.
Described sheath 4 materials are made up of the raw material of following weight portion: polyurethane rubber 45, butadiene-styrene rubber 25, ethylene-chlorotrifluoro-ethylene copolymer 30, cumyl peroxide 2.5, trihydroxy methyl propane trimethyl acrylate 2, nano boron carbide 8, nano-silicon nitride 12, antimony pentasulfide 2, aluminium hydroxide 15, Firebrake ZB 7, zinc stearate 1.5, atoleine 4, blanc fixe 16, mica powder 8, dibutyl phthalate 12, antioxidant D NP1.5, modified mineral filler 18;
The preparation method of described modification complex mineral filler is as follows: (1) in mass ratio 6:4:3:1 takes barite, olivine, attapulgite, illite and mixes, pulverize, cross 80 mesh sieves, then at 860 DEG C of temperature lower calcination 25min, continue to be warming up to 1050 DEG C, calcining 3h, shrend, dries; (2) get be equivalent to 2 times of complex mineral filler weight absolute ethyl alcohol, 45% 4,4'-MDA epoxy resin, 3% glyoxal ethyline mix with the compounded mix that step (2) is processed, heating water bath to 125 DEG C, 500rpm high-speed stirred 1h, filter, dry; (3) get be equivalent to ethylene propylene diene rubber, 20% Nomex, 8% ethylene-methyl methacrylate methyl terpolymer, 7% pentaerythrite volution phosphoric acid phenol ester, 4% the vaseline of complex mineral filler weight 40%, complex mineral filler that 1.5% Nanometer-sized Neodymium Oxide is processed with step (2) together drops into double screw extruder after mixing and carries out melt blending, then extruding pelletization, naturally cool to room temperature, be modification complex mineral filler.
The preparation method of described sheath 4 materials, comprise the following steps: take in polyurethane rubber, ethylene-chlorotrifluoro-ethylene copolymer, trihydroxy methyl propane trimethyl acrylate, antimony pentasulfide, atoleine, zinc stearate, the mill of dibutyl phthalate input, be mixing 4-8min at 80-90 DEG C of temperature in roller temperature, then dancer rools temperature is to 55-65 DEG C, add the mixing 8-14min of all the other raw materials, park 5-10h, discharging.
The results of property of the CABLE MATERIALS making after testing, is as following table:
Claims (4)
1. a high temperature high voltage resistant cable, comprise cable core, it is characterized in that: described cable core is coated with respectively cross section outward and is fan-shaped multiple high-temperature-resistant layers, between described multiple high-temperature-resistant layers, there is respectively gap, in gap between adjacent two high-temperature-resistant layers, be respectively equipped with many steel wires, described multiple high-temperature-resistant layers are coated with sheath.
2. high temperature high voltage resistant cable according to claim 1, is characterized in that: described cable core is by stranded composition of many conductors that is surrounded by insulating barrier outward.
3. high temperature high voltage resistant cable according to claim 1, it is characterized in that: described sheath material is made up of the raw material of following weight portion: polyurethane rubber 40-50, butadiene-styrene rubber 20-30, ethylene-chlorotrifluoro-ethylene copolymer 20-30, cumyl peroxide 2-3, trihydroxy methyl propane trimethyl acrylate 1.5-2.5, nano boron carbide 5-10, nano-silicon nitride 8-14, antimony pentasulfide 2-3, aluminium hydroxide 10-15, Firebrake ZB 5-10, zinc stearate 1-2, atoleine 3-6, blanc fixe 12-18, mica powder 6-12, dibutyl phthalate 10-15, antioxidant D NP 1-2, modified mineral filler 16-22,
The preparation method of described modification complex mineral filler is as follows: (1) in mass ratio 4-8:3-5:2-3:1 takes barite, olivine, attapulgite, illite and mixes, pulverize, cross 50-100 mesh sieve, then at 820-880 DEG C of temperature lower calcination 20-30min, continue to be warming up to 1050-1150 DEG C, calcining 2-3h, shrend, dries; (2) get and be equivalent to 4 of absolute ethyl alcohol doubly of complex mineral filler weight 2-3,40-50%, the glyoxal ethyline of 4'-MDA epoxy resin, 2-4% mixes with the compounded mix that step (2) is processed, heating water bath is to 120-140 DEG C, 500-1000rpm high-speed stirred 0.5-1h, filter, dry; (3) get and after complex mineral filler that the Nanometer-sized Neodymium Oxide of vaseline, the 1-2% of pentaerythrite volution phosphoric acid phenol ester, the 3-5% of ethylene-methyl methacrylate methyl terpolymer, the 5-10% of Nomex, the 5-10% of the ethylene propylene diene rubber, the 15-25% that are equivalent to complex mineral filler weight 30-40% processes with step (2) mixes, together drop into double screw extruder and carry out melt blending, then extruding pelletization, naturally cool to room temperature, be modification complex mineral filler.
4. high temperature high voltage resistant cable according to claim 1, it is characterized in that: the preparation method of described sheath material, comprise the following steps: take in polyurethane rubber, ethylene-chlorotrifluoro-ethylene copolymer, trihydroxy methyl propane trimethyl acrylate, antimony pentasulfide, atoleine, zinc stearate, the mill of dibutyl phthalate input, be mixing 4-8min at 80-90 DEG C of temperature in roller temperature, then dancer rools temperature is to 55-65 DEG C, add the mixing 8-14min of all the other raw materials, park 5-10h, discharging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410196516.8A CN104021863A (en) | 2014-05-09 | 2014-05-09 | High temperature and high voltage resisting cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410196516.8A CN104021863A (en) | 2014-05-09 | 2014-05-09 | High temperature and high voltage resisting cable |
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| Publication Number | Publication Date |
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| CN104021863A true CN104021863A (en) | 2014-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410196516.8A Pending CN104021863A (en) | 2014-05-09 | 2014-05-09 | High temperature and high voltage resisting cable |
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| Country | Link |
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| CN (1) | CN104021863A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104231593A (en) * | 2014-09-22 | 2014-12-24 | 安徽电气集团股份有限公司 | High-strength tear-resistant modified cable material and preparation method thereof |
| CN104927123A (en) * | 2015-07-03 | 2015-09-23 | 苏州科茂电子材料科技有限公司 | Cable sheath material for communication equipment and preparation method for cable sheath material |
| CN107083046A (en) * | 2017-06-07 | 2017-08-22 | 合肥励仙电力工程有限公司 | A kind of high-strength cable material and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595431A (en) * | 1985-01-28 | 1986-06-17 | At&T Technologies, Inc. | Methods of and apparatus for applying a waterproofing material to a cable core wrap |
| US5389736A (en) * | 1992-10-29 | 1995-02-14 | Kabelmetal Electro Gmbh | Power and control cable with a two layer metallic sheath for marine applications |
| CN201904928U (en) * | 2010-12-09 | 2011-07-20 | 安徽安邦控制系统有限公司 | High-temperature heating cable |
| CN202930112U (en) * | 2012-09-21 | 2013-05-08 | 安徽海源特种电缆有限公司 | Oil-resistant flame-retardant flexible power cable |
| CN103383879A (en) * | 2012-05-06 | 2013-11-06 | 河南科信电缆有限公司 | Reinforced optical fiber composite high-temperature-resistant overhead insulating cable |
| CN103509350A (en) * | 2013-08-30 | 2014-01-15 | 安徽天民电气科技有限公司 | High-temperature-resistant vapour-resistant sheath material for nuclear power station cables and preparation method thereof |
-
2014
- 2014-05-09 CN CN201410196516.8A patent/CN104021863A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595431A (en) * | 1985-01-28 | 1986-06-17 | At&T Technologies, Inc. | Methods of and apparatus for applying a waterproofing material to a cable core wrap |
| US5389736A (en) * | 1992-10-29 | 1995-02-14 | Kabelmetal Electro Gmbh | Power and control cable with a two layer metallic sheath for marine applications |
| CN201904928U (en) * | 2010-12-09 | 2011-07-20 | 安徽安邦控制系统有限公司 | High-temperature heating cable |
| CN103383879A (en) * | 2012-05-06 | 2013-11-06 | 河南科信电缆有限公司 | Reinforced optical fiber composite high-temperature-resistant overhead insulating cable |
| CN202930112U (en) * | 2012-09-21 | 2013-05-08 | 安徽海源特种电缆有限公司 | Oil-resistant flame-retardant flexible power cable |
| CN103509350A (en) * | 2013-08-30 | 2014-01-15 | 安徽天民电气科技有限公司 | High-temperature-resistant vapour-resistant sheath material for nuclear power station cables and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104231593A (en) * | 2014-09-22 | 2014-12-24 | 安徽电气集团股份有限公司 | High-strength tear-resistant modified cable material and preparation method thereof |
| CN104927123A (en) * | 2015-07-03 | 2015-09-23 | 苏州科茂电子材料科技有限公司 | Cable sheath material for communication equipment and preparation method for cable sheath material |
| CN107083046A (en) * | 2017-06-07 | 2017-08-22 | 合肥励仙电力工程有限公司 | A kind of high-strength cable material and preparation method thereof |
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Application publication date: 20140903 |