CN103928109B - Special cable - Google Patents

Special cable Download PDF

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Publication number
CN103928109B
CN103928109B CN201410174298.8A CN201410174298A CN103928109B CN 103928109 B CN103928109 B CN 103928109B CN 201410174298 A CN201410174298 A CN 201410174298A CN 103928109 B CN103928109 B CN 103928109B
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China
Prior art keywords
mineral filler
polyester belt
squashed structure
ethylene
layer
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CN201410174298.8A
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Chinese (zh)
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CN103928109A (en
Inventor
佘晨
何成龙
杨趁芬
何源
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Zhongbang Cable Group Co ltd
Original Assignee
Wuhu Spaceflight Special Cable Factory Co Ltd
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Priority to CN201410174298.8A priority Critical patent/CN103928109B/en
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Abstract

The invention discloses a kind of special cable, include by the many stranded bundles of cores of tinned copper wire, core is coated with the polyester belt lapping layer of squashed structure, high temperature oxidation resisting magnesium powder it is filled with in the polyester belt lapping layer of squashed structure, described core is embedded in magnesia powder, being provided with steel cable in described magnesia powder, be provided with V-type polyamide skeleton in the polyester belt lapping layer of described squashed structure, described core bracing frame is located on V-type polyamide skeleton;Insulating barrier, dacron thread braiding tear resistant layer, steel wire braid and restrictive coating it is coated with successively outside the polyester belt lapping layer of described squashed structure.The present invention uses squashed structure, sets up polyamide skeleton and tear resistant layer, improves cable entirety tear resistance.

Description

Special cable
Technical field:
A kind of special cable of the present invention.
Background technology:
Market, theater, et al. important place in cluster the required electric line being used as transmission & distribution is had strict demand, especially It is the resistance to elevated temperatures of cable, it is simple to promptly having special demands to the supply line of the emergency services such as leading lights, and existing The tear resistance of this type of cable, affects the overall usability of cable.
There is resistance to ag(e)ing and the poor shortcoming of weatherability in traditional cable jacket material, service life is shorter.
Summary of the invention:
The technical problem to be solved is to provide a kind of special cable, and it uses squashed structure, sets up nylon bone Frame and tear resistant layer, improve cable entirety tear resistance.Cable jacket material of the present invention improves its resistance to ag(e)ing and weatherability, prolongs Its service life long.
Simple in construction, sets up steel wire rope and the tear-proof fibrage of tear-proof so that the anti-of cable entirety suppresses card tear Performance is improved.
For solving above-mentioned technical problem, the technical solution used in the present invention is:
A kind of special cable, includes by the many stranded bundles of cores of tinned copper wire, it is characterised in that: described core It is coated with the polyester belt lapping layer of squashed structure, in the polyester belt lapping layer of squashed structure, is filled with high temperature oxidation resisting magnesium powder, Described core is embedded in magnesia powder, is provided with steel cable in described magnesia powder, and the polyester belt of described squashed structure is wrapped Being provided with V-type polyamide skeleton in Ceng, described core bracing frame is located on V-type polyamide skeleton;The polyester belt of described squashed structure around Insulating barrier, dacron thread braiding tear resistant layer, steel wire braid and restrictive coating it is coated with successively outside covering.
Jacket layer material is made up of the raw material of following weight portion: high density polyethylene (HDPE) 65-85, ethylene-tetrafluoroethylene copolymerization Thing 10-20, poly terephthalic acid 1,4 cyclohexane dimethanol ester 5-15, bisphenol-A-bis-(diphenyl phosphoester) 7-16, hydroxide Magnesium 12-18, aluminium hydroxide 10-15, polypropylene wax 4-6, ethylene bis stearamide 2-4, disalt lead phosphite 1-2, half reinforcement charcoal Black 15-20, silicon beautiful powder 5-10, nano barium sulfate 6-12, light calcium carbonate powder 4-8, modified mineral filler 10-15, irgasfos 168 1-2, Ultra-violet absorber UV-327 1-2;
The preparation method of described modified mineral filler is as follows: a, 5-10:3-6:2-4:1 by weight weigh wollastonite, height Ridge soil, pyrophillite, bauxite mix, and pulverize, and cross 200-300 mesh sieve, 650-750 DEG C of calcining 20-30min, naturally cooling To room temperature;The suspension that concentration is 35-45% is made in b, the making beating that added water by the complex mineral filler of above-mentioned calcination processing, uses concentration For 15-20% hydrochloric acid solution regulate PH to 4-5, heating water bath to 70-80 DEG C, 1500-2000rpm speed lapping 10-15min, Then being neutralized to neutrality with the sodium hydroxide solution that concentration is 10-15%, stand 20-30min, filter, filter residue distilled water washs 2-3 time, add in mixer after drying, under 500-1000rpm high-speed stirred, take and be equivalent to complex mineral filler weight 3-5% Methoxy poly (ethylene glycol) monomethacrylates, the Di(dioctylpyrophosphato) ethylene titanate of 0.5-1%, 2-4% Poly mix after be slowly added in complex mineral filler with vaporific or droplet form, at a temperature of 40-60 DEG C stir 10-20min, dries;C, take the second being equivalent to the LLDPE of complex mineral filler weight 30-40%, 15-20% Alkene-ethyl acrylate copolymer, the polyisobutene of 10-15%, the aluminium borate whisker of 3-6%, the pentaerythrite tetrapropylene acid of 2-5% The complex mineral filler that ester processes with step b together puts into double screw extruder after mixing and carries out melt blending, then squeezes Go out granulation, naturally cool to room temperature, be modified complex mineral filler.
The preparation method of jacket layer material of the present invention, comprises the following steps:
(1) by high density polyethylene (HDPE), ethylene-tetrafluoroethylene copolymer, poly terephthalic acid 1,4 cyclohexane dimethanol ester Mix in putting into kneader, be subsequently adding bisphenol-A-bis-(diphenyl phosphoesters) stirring for a moment, treat that plasticizer is inhaled substantially After receipts, adding polypropylene wax, ethylene bis stearamide, disalt lead phosphite, frictionally heat makes material temperature be raised to 60-70 DEG C, then adds Enter remaining raw material, when material temperature rises to 85-95 DEG C, material is discharged in cooling mixing machine cooling, to discharging when less than 40-45 DEG C;
(2) above-mentioned kneaded raw material is put into extruding pelletization in double screw extruder, screw speed 40-60r/min, add Work temperature is 140-180 DEG C;
(3) pack after metering.
The invention have the advantage that
The present invention uses squashed structure, sets up polyamide skeleton and tear resistant layer, improves cable entirety tear resistance.Cable Protective cover material has excellent resistance to ag(e)ing, mechanical strength, weatherability, heat resistance, uviolresistance, is greatly prolonged cable and uses the longevity Life, and there is good flame retardant effect.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention:
See Fig. 1, a kind of special cable, include by the many stranded bundles of cores 1 of tinned copper wire, described core 1 It is coated with the polyester belt lapping layer 2 of squashed structure, in the polyester belt lapping layer 2 of squashed structure, is filled with high temperature oxidation resisting magnesium powder 3, described core 1 is embedded in magnesia powder 3, is provided with steel cable 4, the polyester of described squashed structure in described magnesia powder 3 Being provided with V-type polyamide skeleton 5 in band lapping layer 2, described core 1 bracing frame is located on V-type polyamide skeleton 5;Described squashed structure Polyester belt lapping layer 2 outer be coated with insulating barrier 6, dacron thread braiding tear resistant layer 7, steel wire braid 8 and restrictive coating 9 successively.
Restrictive coating 9 material is made up of the raw material of following weight portion: high density polyethylene (HDPE) 75, ethylene-tetrafluoroethylene copolymer 15, poly terephthalic acid 1,4 cyclohexane dimethanol ester 10, bisphenol-A-bis-(diphenyl phosphoester) 10, magnesium hydroxide 16, hydrogen-oxygen Change aluminium 12, polypropylene wax 5, ethylene bis stearamide 3, disalt lead phosphite 1.5, semi-reinforcing hydrocarbon black 18, the beautiful powder of silicon 8, nano-sulfur Acid barium 10, light calcium carbonate powder 6, modified mineral filler 12, irgasfos 168 1.5, ultra-violet absorber UV-327 1;
The preparation method of described modified mineral filler is as follows: a, 8:4:3:1 by weight weigh wollastonite, kaolin, leaf Cured stone, bauxite mix, and pulverize, and cross 250 mesh sieves, 720 DEG C of calcining 20min, naturally cool to room temperature;B, by above-mentioned calcining The complex mineral filler processed adds water to pull an oar and makes the suspension that concentration is 50%, with the hydrochloric acid solution regulation PH that concentration is 20% extremely 4, heating water bath to 80 DEG C, 2000rpm speed lapping 10min, in being then neutralized to the sodium hydroxide solution that concentration is 15% Property, standing 20min, filter, filter residue washs 2 times with distilled water, adds in mixer after drying, under 1000rpm high-speed stirred, Take and be equivalent to the methoxy poly (ethylene glycol) monomethacrylates of complex mineral filler weight 4%, double (two octyloxies Jiao of 0.5% Phosphate-based) ethylene titanate esters, the poly of 3% be slowly added into complex mineral filler with vaporific or droplet form after mixing In, at a temperature of 40 DEG C, stir 20min, dry;C, take the linear low density polyethylene being equivalent to complex mineral filler weight 35% Alkene, the ethylene-ethyl acrylate copolymer of 15%, the polyisobutene of 10%, the aluminium borate whisker of 4%, the pentaerythrite tetrapropylene of 3% The complex mineral filler that acid esters processes with step b together puts into double screw extruder and carries out melt blending, then after mixing Extruding pelletization, naturally cools to room temperature, is modified complex mineral filler.
The preparation method of restrictive coating 9 material, comprises the following steps:
(1) by high density polyethylene (HDPE), ethylene-tetrafluoroethylene copolymer, poly terephthalic acid 1,4 cyclohexane dimethanol ester Mix in putting into kneader, be subsequently adding bisphenol-A-bis-(diphenyl phosphoesters) stirring for a moment, treat that plasticizer is inhaled substantially After receipts, adding polypropylene wax, ethylene bis stearamide, disalt lead phosphite, frictionally heat makes material temperature be raised to 60-70 DEG C, then adds Enter remaining raw material, when material temperature rises to 85-95 DEG C, material is discharged in cooling mixing machine cooling, to discharging when less than 40-45 DEG C;
(2) above-mentioned kneaded raw material is put into extruding pelletization in double screw extruder, screw speed 40-60r/min, add Work temperature is 140-180 DEG C;
(3) pack after metering.
After testing, the results of property such as following table of restrictive coating 9 material prepared:

Claims (3)

1. a special cable, includes by the many stranded bundles of cores of tinned copper wire, it is characterised in that: outside described core It is coated with the polyester belt lapping layer of squashed structure, in the polyester belt lapping layer of squashed structure, is filled with high temperature oxidation resisting magnesium powder, institute The core stated is embedded in magnesia powder, is provided with steel cable in described magnesia powder, the polyester belt lapping layer of described squashed structure Inside being provided with V-type polyamide skeleton, described core bracing frame is located on V-type polyamide skeleton;The polyester belt of described squashed structure is wrapped Layer is outer is coated with insulating barrier, dacron thread braiding tear resistant layer, steel wire braid and restrictive coating successively.
Special cable the most according to claim 1, it is characterised in that described jacket layer material is former by following weight portion Material is made: high density polyethylene (HDPE) 65-85, ethylene-tetrafluoroethylene copolymer 10-20, poly terephthalic acid 1,4-hexamethylene diformazan Alcohol ester 5-15, bisphenol-A-bis-(diphenyl phosphoester) 7-16, magnesium hydroxide 12-18, aluminium hydroxide 10-15, polypropylene wax 4-6, Ethylene bis stearamide 2-4, disalt lead phosphite 1-2, semi-reinforcing hydrocarbon black 15-20, silicon beautiful powder 5-10, nano barium sulfate 6-12, Light calcium carbonate powder 4-8, modified mineral filler 10-15, irgasfos 168 1-2, ultra-violet absorber UV-327 1-2;
The preparation method of described modified mineral filler is as follows: a, by weight 5-10:3-6:2-4:1 weigh wollastonite, kaolin, Pyrophillite, bauxite mix, and pulverize, and cross 200-300 mesh sieve, 650-750 DEG C of calcining 20-30min, naturally cool to room Temperature;The suspension that concentration is 35-45% is made in b, the making beating that added water by the complex mineral filler of above-mentioned calcination processing, is 15-by concentration 20% hydrochloric acid solution regulation PH to 4-5, heating water bath to 70-80 DEG C, 1500-2000rpm speed lapping 10-15min, then Being neutralized to neutrality with the sodium hydroxide solution that concentration is 10-15%, stand 20-30min, filter, filter residue distilled water washs 2-3 Secondary, add in mixer after drying, under 500-1000rpm high-speed stirred, take and be equivalent to complex mineral filler weight 3-5% Methoxy poly (ethylene glycol) monomethacrylates, the Di(dioctylpyrophosphato) ethylene titanate of 0.5-1%, 2-4% Poly is slowly added in complex mineral filler with vaporific or droplet form after mixing, and stirs 10-at a temperature of 40-60 DEG C 20min, dries;C, take the ethene-the third being equivalent to the LLDPE of complex mineral filler weight 30-40%, 15-20% Olefin(e) acid methacrylate copolymers, the polyisobutene of 10-15%, the aluminium borate whisker of 3-6%, the tetramethylol methane tetraacrylate of 2-5% and step The complex mineral filler that rapid b processes together puts into double screw extruder after mixing and carries out melt blending, then extruding pelletization, Naturally cool to room temperature, be modified mineral filler.
Special cable the most according to claim 2, it is characterised in that the preparation method of described jacket layer material, including with Lower step:
(1) high density polyethylene (HDPE), ethylene-tetrafluoroethylene copolymer, poly terephthalic acid 1,4 cyclohexane dimethanol ester are put into Mix in kneader, be subsequently adding bisphenol-A-bis-(diphenyl phosphoesters) stirring for a moment, after plasticizer is by basic absorption, Adding polypropylene wax, ethylene bis stearamide, disalt lead phosphite, frictionally heat makes material temperature be raised to 60-70 DEG C, adds remainder Raw material, when material temperature rises to 85-95 DEG C, is discharged in cooling mixing machine cooling, to discharging when less than 40-45 DEG C by material;
(2) above-mentioned kneaded raw material is put into extruding pelletization in double screw extruder, screw speed 40-60r/min, processing temperature Degree is for 140-180 DEG C;
(3) pack after metering.
CN201410174298.8A 2014-04-26 2014-04-26 Special cable Active CN103928109B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN103928109B true CN103928109B (en) 2016-08-17

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106251937B (en) * 2016-08-31 2018-02-09 安邦电气股份有限公司 A kind of tandem invariable power electric-heating belt
CN106328268A (en) * 2016-10-31 2017-01-11 耒阳星宇电线电缆有限公司 Flat shape anti-explosion cable
CN106611630A (en) * 2016-12-23 2017-05-03 安徽天元电缆有限公司 Ship-used power cable
CN108085764A (en) * 2017-12-14 2018-05-29 太和县海诚绳网业有限公司 A kind of manufacture craft of the anti-aging netting line of corrosion resistant

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202134269U (en) * 2011-06-29 2012-02-01 安徽绿洲电缆有限公司 Movably usable high voltage resistant flat cable
CN102746558A (en) * 2012-07-25 2012-10-24 吉林市吉福新材料有限责任公司 Insulating spider resistant to electrical carbon mark
CN203102921U (en) * 2013-01-09 2013-07-31 安徽华海特种电缆集团有限公司 EP rubber insulation and high-voltage-resistant flat cable
CN103489513A (en) * 2013-08-23 2014-01-01 安徽埃克森科技集团有限公司 Butyronitrile insulation and sheath flat cable
CN203433845U (en) * 2013-07-24 2014-02-12 安徽省富林电子科技有限公司 Flat shielded cable
CN203562217U (en) * 2013-09-29 2014-04-23 安徽宏源特种电缆集团有限公司 Thermoplastic elastomer sheath aviation cable

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202134269U (en) * 2011-06-29 2012-02-01 安徽绿洲电缆有限公司 Movably usable high voltage resistant flat cable
CN102746558A (en) * 2012-07-25 2012-10-24 吉林市吉福新材料有限责任公司 Insulating spider resistant to electrical carbon mark
CN203102921U (en) * 2013-01-09 2013-07-31 安徽华海特种电缆集团有限公司 EP rubber insulation and high-voltage-resistant flat cable
CN203433845U (en) * 2013-07-24 2014-02-12 安徽省富林电子科技有限公司 Flat shielded cable
CN103489513A (en) * 2013-08-23 2014-01-01 安徽埃克森科技集团有限公司 Butyronitrile insulation and sheath flat cable
CN203562217U (en) * 2013-09-29 2014-04-23 安徽宏源特种电缆集团有限公司 Thermoplastic elastomer sheath aviation cable

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CB03 Change of inventor or designer information

Inventor after: Fu Yonghai

Inventor before: She Chen

Inventor before: He Chenglong

Inventor before: Yang Chenfen

Inventor before: He Yuan

CB03 Change of inventor or designer information
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20171220

Address after: 236800 Anhui Bozhou City Qiaocheng Xintiandi WAL-MART International Shopping Plaza, Bozhou Qiaocheng District, Guangming Road, Anhui

Patentee after: BOZHOU JINGXING NETWORK TECHNOLOGY Co.,Ltd.

Address before: 241002 Zhanghe Road, Yijiang District, Wuhu City, Anhui Province, hi tech Industrial Development Zone, No. 15

Patentee before: WUHU HANGTIAN SPECIAL CABLE FACTORY

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20190403

Address after: 550700 Changshun County, Buyi and Miao Autonomous Prefecture, Southern Guizhou Province

Patentee after: Guizhou Zhongbang Cable Co.,Ltd.

Address before: 236800 shop 110, WAL-MART International Shopping Plaza, Bozhou new world, guangqiao Road, Qiaocheng District, Bozhou, Anhui

Patentee before: BOZHOU JINGXING NETWORK TECHNOLOGY Co.,Ltd.

CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 550700 Changshun County, Buyi and Miao Autonomous Prefecture, Southern Guizhou Province

Patentee after: Zhongbang Cable Group Co.,Ltd.

Address before: 550700 Changshun County, Buyi and Miao Autonomous Prefecture, Southern Guizhou Province

Patentee before: Guizhou Zhongbang Cable Co.,Ltd.