CN103928135A - Multi-core cable - Google Patents
Multi-core cable Download PDFInfo
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- CN103928135A CN103928135A CN201410175177.5A CN201410175177A CN103928135A CN 103928135 A CN103928135 A CN 103928135A CN 201410175177 A CN201410175177 A CN 201410175177A CN 103928135 A CN103928135 A CN 103928135A
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- mineral filler
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Abstract
The invention discloses a multi-core cable. The multi-core cable comprises a central conductor and a plurality of conductors. An insulating layer is wrapped outside the central conductor. The multiple conductors surround the central conductor. An insulating layer with a fan-shaped section is wrapped outside each conductor. A gap is reserved between the insulating layer outside the central conductor and the insulating layer outside each conductor. A gap is also reserved between the insulating layers outside every two adjacent conductors. A sheath is wrapped outside the insulating layers of the conductors. According to the multi-core cable, the structure is simple, the insulating layers with the fan-shaped sections make protection more reliable, mutual interference between the inner conductors is avoided, the gaps between the insulating layers improve the heat dissipation performance on the premise that no heat dissipation mechanism is additionally arranged, and cost is low.
Description
Technical field
The present invention relates to field of cables, specifically a kind of multicore 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.
In prior art, the dissimilar conductor in cable is mutually stranded, although take isolation or insulation measures, produces each other or easily certain interference.Meanwhile, dissimilar conductor is mutually stranded, also has influence on heat dispersion.Traditional cable jacket material exists the shortcoming of poor water resistance.
Summary of the invention
The object of this invention is to provide a kind of multicore cable, avoid producing between inner conductor phase mutual interference, and improve its heat dispersion.Cable jacket material water-tolerant of the present invention.
Technical scheme of the present invention is as follows:
A kind of multicore cable, include center conductor and Duo Gen conductor, it is characterized in that: described center conductor is coated with insulating barrier, many described conductor loops are around the surrounding of center conductor, and many conductors are coated with respectively cross section outward and are fan-shaped insulating barrier, between insulating barrier between insulating barrier outside insulating barrier outside described center conductor and many conductors and outside adjacent two conductors, have respectively gap, the insulating barrier outside described many conductors is coated with sheath.
Described multicore cable, is characterized in that: between the insulating barrier outside described many conductors and described sheath, have gap.
Sheath material is made by the raw material of following weight portion: high density polyethylene (HDPE) 65-85, polyphenylene sulfide 15-25, PETG 10-20, antimonous oxide 12-18, Firebrake ZB 5-10, carbon black N66020-30, OPE 3-5, calcium-zinc composite stabilizing agent 1-2, titanium dioxide 4-6, precipitated calcium carbonate 10-15, stearic acid 2-3, modified mineral filler 8-16, DOTP 10-15, n-butyl sebacate 5-10, castor oil 6-12, methyl p-hydroxybenzoate 2-4, antioxidant 10351-2,
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 ethylene-vinyl acetate copolymer of complex mineral filler weight 30-40%, the Dipentaerythritol Ester of the PAUR of 25-35%, 3-5%, 2-4% 2,4, after the complex mineral filler that the butyl stearate of 4 '-tri-chloro-2 '-dihydroxy diphenyl ethers, 4-6% is processed with step b 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 sheath material of the present invention, comprises the following steps:
(1) high density polyethylene (HDPE), polyphenylene sulfide, PETG are dropped in kneader and mixed, then add DOTP, n-butyl sebacate to stir a moment, after plasticizer is by basic absorption, add calcium-zinc composite stabilizing agent, OPE, stearic acid, by frictional heat, make material temperature be raised to 75-85 ℃, then add remaining raw material, when material temperature rises to 95-105 ℃, material is discharged in cooling mixing machine and is lowered the temperature, discharging to below 40-45 ℃ time;
(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 40-60r/min, processing temperature is 145-175 ℃;
(3) pack after metering.
Beneficial effect of the present invention:
The present invention is simple in structure, and cross section is fan-shaped insulating barrier and makes protection more reliable, has avoided producing between inner conductor phase mutual interference, and heat dispersion has been improved not needing to increase under the prerequisite of any cooling mechanism in the gap between insulating barrier, and cost is low.Cable jacket material water absorption rate of the present invention is low, water-tolerant, and shrinkage is low, good stability of the dimension, corrosion resistance and good, and there is mould-proof function.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Referring to Fig. 1, a kind of multicore cable, include center conductor 1 and Duo Gen conductor 2, center conductor 1 is coated with insulating barrier 3, many conductors 2 are looped around the surrounding of center conductor 1, and the many outer cross sections that are coated with respectively of conductor 2 are fan-shaped insulating barrier 4, between the insulating barrier between the insulating barrier 4 outside the insulating barrier 3 outside center conductor 1 and many conductors 2 and outside adjacent two conductors, have respectively gap, and the insulating barrier 4 outside many conductors 2 is coated with sheath 5.
In the present invention, between the insulating barrier outside many conductors 2 and sheath 5, there is gap.
Sheath 5 materials are made by the raw material of following weight (kg): high density polyethylene (HDPE) 75, polyphenylene sulfide 15, PETG 10, antimonous oxide 14, Firebrake ZB 8, carbon black N66025, OPE 4, calcium-zinc composite stabilizing agent 1.5, titanium dioxide 5, precipitated calcium carbonate 12, stearic acid 2.5, modified mineral filler 12, DOTP 10, n-butyl sebacate 8, castor oil 9, methyl p-hydroxybenzoate 3, antioxidant 10351;
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 200 mesh sieves, 650 ℃ 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 45% suspension, the hydrochloric acid solution that is 20% by concentration regulates PH to 4.5, heating water bath to 70 ℃, 1500rpm speed lapping 15min, then with the sodium hydroxide solution that concentration is 15%, be neutralized to neutrality, standing 20min, filter, distilled water washing 3 times for filter residue, after oven dry, add in mixer, under 1000rpm 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 complex mineral filler weight 35% ethylene-vinyl acetate copolymer, 30% PAUR, 4% Dipentaerythritol Ester, 3% 2,4, after the complex mineral filler that 4 '-tri-chloro-2 '-dihydroxy diphenyl ethers, 56% butyl stearate are processed with step b 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 sheath 5 materials, comprises the following steps:
(1) high density polyethylene (HDPE), polyphenylene sulfide, PETG are dropped in kneader and mixed, then add DOTP, n-butyl sebacate to stir a moment, after plasticizer is by basic absorption, add calcium-zinc composite stabilizing agent, OPE, stearic acid, by frictional heat, make material temperature be raised to 75-85 ℃, then add remaining raw material, when material temperature rises to 95-105 ℃, material is discharged in cooling mixing machine and is lowered the temperature, discharging to below 40-45 ℃ time;
(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 40-60r/min, processing temperature is 145-175 ℃;
(3) pack after metering.
The results of property of sheath 5 materials that make after testing, is as following table:
Claims (4)
1. a multicore cable, include center conductor and Duo Gen conductor, it is characterized in that: described center conductor is coated with insulating barrier, many described conductor loops are around the surrounding of center conductor, and many conductors are coated with respectively cross section outward and are fan-shaped insulating barrier, between insulating barrier between insulating barrier outside insulating barrier outside described center conductor and many conductors and outside adjacent two conductors, have respectively gap, the insulating barrier outside described many conductors is coated with sheath.
2. multicore cable according to claim 1, is characterized in that: between the insulating barrier outside described many conductors and described sheath, have gap.
3. multicore cable according to claim 1, it is characterized in that: described sheath material is made by the raw material of following weight portion: high density polyethylene (HDPE) 65-85, polyphenylene sulfide 15-25, PETG 10-20, antimonous oxide 12-18, Firebrake ZB 5-10, carbon black N660 20-30, OPE 3-5, calcium-zinc composite stabilizing agent 1-2, titanium dioxide 4-6, precipitated calcium carbonate 10-15, stearic acid 2-3, modified mineral filler 8-16, DOTP 10-15, n-butyl sebacate 5-10, castor oil 6-12, methyl p-hydroxybenzoate 2-4, antioxidant 1035 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 ethylene-vinyl acetate copolymer of complex mineral filler weight 30-40%, the Dipentaerythritol Ester of the PAUR of 25-35%, 3-5%, 2-4% 2,4, after the complex mineral filler that the butyl stearate of 4 '-tri-chloro-2 '-dihydroxy diphenyl ethers, 4-6% is processed with step b 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. multicore cable according to claim 3, is characterized in that: the preparation method of described sheath material, comprises the following steps:
(1) high density polyethylene (HDPE), polyphenylene sulfide, PETG are dropped in kneader and mixed, then add DOTP, n-butyl sebacate to stir a moment, after plasticizer is by basic absorption, add calcium-zinc composite stabilizing agent, OPE, stearic acid, by frictional heat, make material temperature be raised to 75-85 ℃, then add remaining raw material, when material temperature rises to 95-105 ℃, material is discharged in cooling mixing machine and is lowered the temperature, discharging to below 40-45 ℃ time;
(2) above-mentioned kneaded raw material is dropped into extruding pelletization in double screw extruder, screw speed 40-60r/min, processing temperature is 145-175 ℃;
(3) pack after metering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410175177.5A CN103928135A (en) | 2014-04-26 | 2014-04-26 | Multi-core cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410175177.5A CN103928135A (en) | 2014-04-26 | 2014-04-26 | Multi-core cable |
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| CN103928135A true CN103928135A (en) | 2014-07-16 |
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| CN201410175177.5A Pending CN103928135A (en) | 2014-04-26 | 2014-04-26 | Multi-core cable |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200910A (en) * | 2014-08-30 | 2014-12-10 | 吴俊� | Novel structure cable and manufacturing method |
| CN104332218A (en) * | 2014-11-26 | 2015-02-04 | 无锡江南电缆有限公司 | Multi-core flame-retardant fireproof composite cable |
| CN104332230A (en) * | 2014-11-26 | 2015-02-04 | 无锡江南电缆有限公司 | Multi-core waterproof cable |
| CN104332232A (en) * | 2014-11-26 | 2015-02-04 | 无锡江南电缆有限公司 | Multicore inflaming retarding fire resistant cable with control cable core |
| CN104392785A (en) * | 2014-11-26 | 2015-03-04 | 无锡江南电缆有限公司 | Multi-core flame retardant cable with ground wire core |
| CN104392777A (en) * | 2014-11-27 | 2015-03-04 | 无锡江南电缆有限公司 | Flame-retardant fire-proof composite cable |
| CN104392792A (en) * | 2014-11-26 | 2015-03-04 | 无锡江南电缆有限公司 | Waterproof cable with control cable core at center |
| CN104409155A (en) * | 2014-11-26 | 2015-03-11 | 无锡江南电缆有限公司 | Cable with ground wire core |
| CN104749722A (en) * | 2015-04-03 | 2015-07-01 | 江苏南方通信科技有限公司 | High-strength indoor single-core fiber-optic cable and production process thereof |
| CN104766673A (en) * | 2015-04-03 | 2015-07-08 | 江苏南方通信科技有限公司 | High strength optical fiber composite low-voltage cable and preparing technology |
| CN105679438A (en) * | 2014-08-30 | 2016-06-15 | 吴俊� | Cable with improved structure and manufacturing method therefor |
| CN105679439A (en) * | 2016-03-31 | 2016-06-15 | 宁国市明福线缆有限公司 | Cross-linked polyethylene insulated cable |
| CN107731367A (en) * | 2017-11-06 | 2018-02-23 | 大连理工高邮研究院有限公司 | A kind of backbone cable for facilitating branch |
| CN110690013A (en) * | 2019-09-11 | 2020-01-14 | 上海福尔欣线缆有限公司 | Preparation method of special multi-core cable for new energy automobile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2128406Y (en) * | 1992-06-20 | 1993-03-17 | 苏州电缆厂 | Five-core power cable |
| JP2006318869A (en) * | 2005-05-16 | 2006-11-24 | J-Power Systems Corp | Spaced capacity-increased sag-suppressed electric wire |
| CN102977466A (en) * | 2012-11-05 | 2013-03-20 | 安徽金桥电缆有限公司 | Flame-retardant, environmentally-friendly and safe polyolefin sheath material and its preparation method |
| CN203225136U (en) * | 2013-05-07 | 2013-10-02 | 深圳深缆科技有限公司 | Interlocked armored steel sheath power cable with rated voltage below 35 kV |
| CN103524930A (en) * | 2013-09-30 | 2014-01-22 | 芜湖航天特种电缆厂 | Cold-resistant PVC sheath material for cable and preparation method thereof |
-
2014
- 2014-04-26 CN CN201410175177.5A patent/CN103928135A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2128406Y (en) * | 1992-06-20 | 1993-03-17 | 苏州电缆厂 | Five-core power cable |
| JP2006318869A (en) * | 2005-05-16 | 2006-11-24 | J-Power Systems Corp | Spaced capacity-increased sag-suppressed electric wire |
| CN102977466A (en) * | 2012-11-05 | 2013-03-20 | 安徽金桥电缆有限公司 | Flame-retardant, environmentally-friendly and safe polyolefin sheath material and its preparation method |
| CN203225136U (en) * | 2013-05-07 | 2013-10-02 | 深圳深缆科技有限公司 | Interlocked armored steel sheath power cable with rated voltage below 35 kV |
| CN103524930A (en) * | 2013-09-30 | 2014-01-22 | 芜湖航天特种电缆厂 | Cold-resistant PVC sheath material for cable and preparation method thereof |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200910A (en) * | 2014-08-30 | 2014-12-10 | 吴俊� | Novel structure cable and manufacturing method |
| CN104200910B (en) * | 2014-08-30 | 2016-08-17 | 国网山东省电力公司菏泽供电公司 | A kind of cable and manufacture method |
| CN105679438A (en) * | 2014-08-30 | 2016-06-15 | 吴俊� | Cable with improved structure and manufacturing method therefor |
| CN104392785A (en) * | 2014-11-26 | 2015-03-04 | 无锡江南电缆有限公司 | Multi-core flame retardant cable with ground wire core |
| CN104332230A (en) * | 2014-11-26 | 2015-02-04 | 无锡江南电缆有限公司 | Multi-core waterproof cable |
| CN104332218A (en) * | 2014-11-26 | 2015-02-04 | 无锡江南电缆有限公司 | Multi-core flame-retardant fireproof composite cable |
| CN104392792A (en) * | 2014-11-26 | 2015-03-04 | 无锡江南电缆有限公司 | Waterproof cable with control cable core at center |
| CN104409155A (en) * | 2014-11-26 | 2015-03-11 | 无锡江南电缆有限公司 | Cable with ground wire core |
| CN104332232A (en) * | 2014-11-26 | 2015-02-04 | 无锡江南电缆有限公司 | Multicore inflaming retarding fire resistant cable with control cable core |
| CN104392777A (en) * | 2014-11-27 | 2015-03-04 | 无锡江南电缆有限公司 | Flame-retardant fire-proof composite cable |
| CN104766673A (en) * | 2015-04-03 | 2015-07-08 | 江苏南方通信科技有限公司 | High strength optical fiber composite low-voltage cable and preparing technology |
| CN104749722A (en) * | 2015-04-03 | 2015-07-01 | 江苏南方通信科技有限公司 | High-strength indoor single-core fiber-optic cable and production process thereof |
| CN104749722B (en) * | 2015-04-03 | 2018-05-08 | 江苏南方通信科技有限公司 | Single-core fiber cable and preparation process in a kind of high intensity room |
| CN105679439A (en) * | 2016-03-31 | 2016-06-15 | 宁国市明福线缆有限公司 | Cross-linked polyethylene insulated cable |
| CN107731367A (en) * | 2017-11-06 | 2018-02-23 | 大连理工高邮研究院有限公司 | A kind of backbone cable for facilitating branch |
| CN107731367B (en) * | 2017-11-06 | 2023-11-03 | 大连理工高邮研究院有限公司 | Main line cable convenient for branching |
| CN110690013A (en) * | 2019-09-11 | 2020-01-14 | 上海福尔欣线缆有限公司 | Preparation method of special multi-core cable for new energy automobile |
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Application publication date: 20140716 |
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