CN103985455A - Biting-resisting radiating type cable - Google Patents
Biting-resisting radiating type cable Download PDFInfo
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- CN103985455A CN103985455A CN201410172783.1A CN201410172783A CN103985455A CN 103985455 A CN103985455 A CN 103985455A CN 201410172783 A CN201410172783 A CN 201410172783A CN 103985455 A CN103985455 A CN 103985455A
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Abstract
The invention discloses a biting-resisting radiating type cable which comprises a plurality of groups of cable cores and an outer protecting sleeve. The cable cores are intertwisted. Center steel wires intertwisted with the multiple groups of cable cores are arranged at the centers of the multiple groups of cable cores. A plurality of steel wires intertwisted with the multiple groups of cable cores are arranged on the peripheries of the multiple groups of cable cores. A plurality of spine-shaped protrusions which are integrally connected are arranged on the periphery of the outer portion of the outer protecting sleeve. A gap is formed between two adjacent spine-shaped protrusions. A connecting rib is integrally connected between two adjacent spine-shaped protrusions. Opening holes are formed in the connecting ribs respectively. The biting-resisting radiating type cable is simple in structure, the spine-shaped protrusions on the outer portion of the outer protecting sleeve can avoid the potential safety hazard that the cable is bitten, the radiating performance of the cable can be improved, the strength of the spine-shaped protrusions is improved through the connecting ribs, the fact that moisture and other liquid cannot be gathered between adjacent spine-shaped protrusions is guaranteed through the opening holes in the connecting ribs, and in addition, the center steel wires at the centers of the cable core groups and the steel wires on the peripheries of the cable core groups effectively improve the combining strength of the cable cores.
Description
Technical field
The present invention relates to field of cables, specifically a kind of anti-stinging bitten heat radiating type 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 comprised of sub-thread or stranded conductor and insulating barrier, are used for connecting circuit, electrical equipment etc.
The outer surface of existing cable oversheath is mostly smooth structure, and that cable is embedded in is mostly underground, have at any time by rodent and sting the potential safety hazard of biting, and cable itself in the course of the work also can distribute heat, and the heat dispersion of existing cable oversheath is poor; In addition, the combined strength between the mutually stranded cable core group in cable inside is poor.
Traditional cable jacket material flexibility is bad, hot strength and shock strength, corrosion resistance, creep resistance, resistance to wear Shortcomings situation.
Summary of the invention
The object of this invention is to provide a kind of anti-stinging and bite heat radiating type cable, stop cable and be snapped the potential safety hazard of biting, improve the heat dispersion of cable, and improve the intensity combining between cable core group.Cable jacket material flexibility of the present invention is good, hot strength and shock strength, corrosion resistance, and creep resistance, resistance to wear are high.
Technical scheme of the present invention is as follows:
A kind of anti-stinging bitten heat radiating type cable, include mutually stranded many groups cable core and oversheath, it is characterized in that: the center of described many group cable cores is provided with the center steel wire mutually stranded with many groups cable core, the surroundings of many group cable cores are respectively equipped with many groups cable core is mutually stranded many steel wires, the surrounding of described oversheath outside has a plurality of spininess projections that one connects, between adjacent two spininess projections, there is gap, and between adjacent two spininess projections, be connected with dowel, on described dowel, be respectively equipped with perforate.
Described anti-stinging bitten heat radiating type cable, it is characterized in that: in described many groups cable core, every group of cable core is respectively by being coated with a conductor of insulating barrier or being coated with mutually stranded composition of many conductors of insulating barrier.
Described jacket material is made by the raw material of following weight portion: Corvic 60-80, polypropylene 15-25, polydicyclopentadiene 8-16, dioctyl phthalate 10-15, n-butyl sebacate 6-12, acetylene carbon black 15-20, five (isooctyl thioglycolate) antimony 2-3, zinc naphthenate 1-2, anilinomethyl triethoxysilane 1.5-2.5, APP 10-15, butyl stearate 3-5, OPE 2-4, lithopone 4-8, modified mineral filler 14-22, antioxidant 300 1-2,
The preparation method of described modified mineral filler is as follows: a, take wollastonite, kaolin, pyrophillite, bauxite mix by weight 5-10:3-6:2-4:1, pulverize, cross 200-300 mesh sieve, 650-750 ℃ of calcining 20-30min, naturally cools to room temperature, b, the complex mineral filler of above-mentioned calcination processing is added to water making beating and make the suspension that concentration is 35-45%, the hydrochloric acid solution that is 15-20% by concentration regulates PH to 4-5, heating water bath is to 70-80 ℃, 1500-2000rpm speed lapping 10-15min, then with the sodium hydroxide solution that concentration is 10-15%, be neutralized to neutrality, standing 20-30min, filter, distilled water washing 2-3 time for filter residue, after oven dry, add in mixer, under 500-1000rpm high-speed stirred, get the methoxy poly (ethylene glycol) monomethacrylates that is equivalent to complex mineral filler weight 3-5%, the Di(dioctylpyrophosphato) ethylene titanate of 0.5-1%, after mixing, the poly of 2-4% slowly adds in complex mineral filler with vaporific or droplet form, at 40-60 ℃ of temperature, stir 10-20min, dry, c, get be equivalent to the LLDPE of complex mineral filler weight 35-45%, the borax of the polytrifluorochloroethylene of 20-30%, 3-6%, the schmigel of the antioxidant 1010 of 1-2%, 2-4% carries out melt blending, the complex mineral filler that the tetraoctyl pyromellitate of 5-10% and step b process together drops into double screw extruder after mixing, then extruding pelletization, naturally cool to room temperature, be modification complex mineral filler.
The preparation method of described jacket material, comprises the following steps:
(1) Corvic, polypropylene, polydicyclopentadiene are dropped in kneader and mixed, then add dioctyl phthalate, n-butyl sebacate to stir a moment, after plasticizer is by basic absorption, add five (isooctyl thioglycolate) antimony, zinc naphthenate, by frictional heat, make material temperature be raised to 65-75 ℃, then add remaining raw material, when material temperature rises to 90-100 ℃, material is discharged in cooling mixing machine and is lowered the temperature, discharging to below 45-50 ℃ time;
(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 30-50r/min, processing temperature is 130-160 ℃;
(3) pack after metering.
Beneficial effect of the present invention:
The present invention is simple in structure, the spininess projection of oversheath outside can either be stopped cable and be snapped the potential safety hazard of biting, can improve the heat dispersion of cable again, dowel has been strengthened spinal intensity, and the perforate on dowel has guaranteed that other liquid such as moisture can not be gathered between adjacent spininess projection; In addition, the center steel wire of cable core group switching centre position and many steel wires of its surrounding have effectively improved the intensity combining between cable core group.Cable jacket material flexibility of the present invention is good, hot strength and shock strength, corrosion resistance, and creep resistance, resistance to wear are high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Referring to Fig. 1, a kind of anti-stinging bitten heat radiating type cable, include mutually stranded many groups cable core 1 and oversheath 2, the center of many group cable cores 1 is provided with the center steel wire 3 mutually stranded with many groups cable core 1, the surroundings of many group cable cores 1 are respectively equipped with many groups cable core is mutually stranded many steel wires 4, the surrounding of oversheath 2 outsides has a plurality of spininess projections 5 that one connects, between adjacent two spininess projections, there is gap, and between adjacent two spininess projections, be connected with dowel 6, on dowel 6, be respectively equipped with perforate 7.
In the present invention, organize in cable core 1, every group of cable core is respectively by being coated with a conductor of insulating barrier or being coated with mutually stranded composition of many conductors of insulating barrier more.
Oversheath 2 materials are made by the raw material of following weight (kg): Corvic 70, polypropylene 20, polydicyclopentadiene 12, dioctyl phthalate 10, n-butyl sebacate 8, acetylene carbon black 16, five (isooctyl thioglycolate) antimony 2, zinc naphthenate 1, anilinomethyl triethoxysilane 2, APP 10, butyl stearate 4, OPE 3, lithopone 6, modified mineral filler 18, antioxidant 300 1.5;
The preparation method of described modified mineral filler is as follows: a, take wollastonite, kaolin, pyrophillite, bauxite mix by weight 6:3:2:1, pulverize, cross 300 mesh sieves, 750 ℃ of calcining 20min, naturally cool to room temperature, b, the complex mineral filler of above-mentioned calcination processing is added to water making beating, and to make concentration be 35% suspension, the hydrochloric acid solution that is 20% by concentration regulates PH to 4, heating water bath to 80 ℃, 1500rpm speed lapping 10min, then with the sodium hydroxide solution that concentration is 15%, be neutralized to neutrality, standing 30min, filter, distilled water washing 3 times for filter residue, after oven dry, add in mixer, under 500rpm high-speed stirred, get the methoxy poly (ethylene glycol) monomethacrylates that is equivalent to complex mineral filler weight 3%, 0.5% Di(dioctylpyrophosphato) ethylene titanate, after mixing, 2% poly slowly adds in complex mineral filler with vaporific or droplet form, at 60 ℃ of temperature, stir 10min, dry, c, get be equivalent to LLDPE, 25% polytrifluorochloroethylene, 4% borax, 1.5% antioxidant 1010,3% the schmigel of complex mineral filler weight 40%, complex mineral filler that 8% tetraoctyl pyromellitate is processed with step b 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 oversheath 2 materials, comprises the following steps:
(1) Corvic, polypropylene, polydicyclopentadiene are dropped in kneader and mixed, then add dioctyl phthalate, n-butyl sebacate to stir a moment, after plasticizer is by basic absorption, add five (isooctyl thioglycolate) antimony, zinc naphthenate, by frictional heat, make material temperature be raised to 65-75 ℃, then add remaining raw material, when material temperature rises to 90-100 ℃, material is discharged in cooling mixing machine and is lowered the temperature, discharging to below 45-50 ℃ time;
(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 30-50r/min, processing temperature is 130-160 ℃;
(3) pack after metering.
After testing, the oversheath 2 material property results that make are as following table:
Claims (4)
1. anti-stinging bitten heat radiating type cable, include mutually stranded many groups cable core and oversheath, it is characterized in that: the center of described many group cable cores is provided with the center steel wire mutually stranded with many groups cable core, the surroundings of many group cable cores are respectively equipped with many groups cable core is mutually stranded many steel wires, the surrounding of described oversheath outside has a plurality of spininess projections that one connects, between adjacent two spininess projections, there is gap, and between adjacent two spininess projections, be connected with dowel, on described dowel, be respectively equipped with perforate.
2. anti-stinging according to claim 1 bitten heat radiating type cable, it is characterized in that: in described many groups cable core, every group of cable core is respectively by being coated with a conductor of insulating barrier or being coated with mutually stranded composition of many conductors of insulating barrier.
3. anti-stinging according to claim 1 bitten heat radiating type cable, it is characterized in that: described jacket material is made by the raw material of following weight portion: Corvic 60-80, polypropylene 15-25, polydicyclopentadiene 8-16, dioctyl phthalate 10-15, n-butyl sebacate 6-12, acetylene carbon black 15-20, five (isooctyl thioglycolate) antimony 2-3, zinc naphthenate 1-2, anilinomethyl triethoxysilane 1.5-2.5, APP 10-15, butyl stearate 3-5, OPE 2-4, lithopone 4-8, modified mineral filler 14-22, antioxidant 300 1-2,
The preparation method of described modified mineral filler is as follows: a, take wollastonite, kaolin, pyrophillite, bauxite mix by weight 5-10:3-6:2-4:1, pulverize, cross 200-300 mesh sieve, 650-750 ℃ of calcining 20-30min, naturally cools to room temperature, b, the complex mineral filler of above-mentioned calcination processing is added to water making beating and make the suspension that concentration is 35-45%, the hydrochloric acid solution that is 15-20% by concentration regulates PH to 4-5, heating water bath is to 70-80 ℃, 1500-2000rpm speed lapping 10-15min, then with the sodium hydroxide solution that concentration is 10-15%, be neutralized to neutrality, standing 20-30min, filter, distilled water washing 2-3 time for filter residue, after oven dry, add in mixer, under 500-1000rpm high-speed stirred, get the methoxy poly (ethylene glycol) monomethacrylates that is equivalent to complex mineral filler weight 3-5%, the Di(dioctylpyrophosphato) ethylene titanate of 0.5-1%, after mixing, the poly of 2-4% slowly adds in complex mineral filler with vaporific or droplet form, at 40-60 ℃ of temperature, stir 10-20min, dry, c, get be equivalent to the LLDPE of complex mineral filler weight 35-45%, the borax of the polytrifluorochloroethylene of 20-30%, 3-6%, the schmigel of the antioxidant 1010 of 1-2%, 2-4% carries out melt blending, the complex mineral filler that the tetraoctyl pyromellitate of 5-10% and step b process together drops into double screw extruder after mixing, then extruding pelletization, naturally cool to room temperature, be modification complex mineral filler.
4. anti-stinging according to claim 3 bitten heat radiating type cable, it is characterized in that: the preparation method of described jacket material, comprises the following steps:
(1) Corvic, polypropylene, polydicyclopentadiene are dropped in kneader and mixed, then add dioctyl phthalate, n-butyl sebacate to stir a moment, after plasticizer is by basic absorption, add five (isooctyl thioglycolate) antimony, zinc naphthenate, by frictional heat, make material temperature be raised to 65-75 ℃, then add remaining raw material, when material temperature rises to 90-100 ℃, material is discharged in cooling mixing machine and is lowered the temperature, discharging to below 45-50 ℃ time;
(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 30-50r/min, processing temperature is 130-160 ℃;
(3) pack after metering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172783.1A CN103985455A (en) | 2014-04-26 | 2014-04-26 | Biting-resisting radiating type cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172783.1A CN103985455A (en) | 2014-04-26 | 2014-04-26 | Biting-resisting radiating type cable |
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| Publication Number | Publication Date |
|---|---|
| CN103985455A true CN103985455A (en) | 2014-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410172783.1A Pending CN103985455A (en) | 2014-04-26 | 2014-04-26 | Biting-resisting radiating type cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104867606A (en) * | 2015-06-10 | 2015-08-26 | 江苏省电力公司洪泽县供电公司 | Power cable with heat radiation performance |
| CN108364720A (en) * | 2018-02-09 | 2018-08-03 | 叶泽洲 | The anti-heat radiating type cable that bites of one kind |
| CN113470880A (en) * | 2021-07-19 | 2021-10-01 | 江苏亨通线缆科技有限公司 | Dca-level environment-friendly micro hybrid cable |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2409583Y (en) * | 2000-01-25 | 2000-12-06 | 郑州电缆(集团)股份有限公司 | Cable |
| CN201584199U (en) * | 2009-12-03 | 2010-09-15 | 天津德芃科技集团有限公司 | Low-smoke halogen-free electric cable for high temperature resistance ship |
| CN202996370U (en) * | 2012-11-22 | 2013-06-12 | 合肥朗佳机电设备有限公司 | Anti-combustion cable |
| CN203102935U (en) * | 2013-01-09 | 2013-07-31 | 安徽华海特种电缆集团有限公司 | Warp-resistant, fireproof, mouse-prevention and tensile cable |
| CN203366822U (en) * | 2013-08-16 | 2013-12-25 | 新县电业局 | Thorn wire protection strip for power line communication optical cable |
-
2014
- 2014-04-26 CN CN201410172783.1A patent/CN103985455A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2409583Y (en) * | 2000-01-25 | 2000-12-06 | 郑州电缆(集团)股份有限公司 | Cable |
| CN201584199U (en) * | 2009-12-03 | 2010-09-15 | 天津德芃科技集团有限公司 | Low-smoke halogen-free electric cable for high temperature resistance ship |
| CN202996370U (en) * | 2012-11-22 | 2013-06-12 | 合肥朗佳机电设备有限公司 | Anti-combustion cable |
| CN203102935U (en) * | 2013-01-09 | 2013-07-31 | 安徽华海特种电缆集团有限公司 | Warp-resistant, fireproof, mouse-prevention and tensile cable |
| CN203366822U (en) * | 2013-08-16 | 2013-12-25 | 新县电业局 | Thorn wire protection strip for power line communication optical cable |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104867606A (en) * | 2015-06-10 | 2015-08-26 | 江苏省电力公司洪泽县供电公司 | Power cable with heat radiation performance |
| CN108364720A (en) * | 2018-02-09 | 2018-08-03 | 叶泽洲 | The anti-heat radiating type cable that bites of one kind |
| CN113470880A (en) * | 2021-07-19 | 2021-10-01 | 江苏亨通线缆科技有限公司 | Dca-level environment-friendly micro hybrid cable |
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Application publication date: 20140813 |