CN103578620B - A kind of double-deck cabtyre cable and preparation method thereof - Google Patents
A kind of double-deck cabtyre cable and preparation method thereof Download PDFInfo
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- CN103578620B CN103578620B CN201310600598.3A CN201310600598A CN103578620B CN 103578620 B CN103578620 B CN 103578620B CN 201310600598 A CN201310600598 A CN 201310600598A CN 103578620 B CN103578620 B CN 103578620B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000004020 conductor Substances 0.000 claims abstract description 62
- 229920003052 natural elastomer Polymers 0.000 claims abstract description 44
- 229920001194 natural rubber Polymers 0.000 claims abstract description 44
- 244000043261 Hevea brasiliensis Species 0.000 claims abstract description 43
- 230000004888 barrier function Effects 0.000 claims abstract description 26
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims abstract description 21
- 238000005253 cladding Methods 0.000 claims abstract description 10
- 239000007943 implant Substances 0.000 claims abstract description 8
- 229920001971 elastomer Polymers 0.000 claims description 35
- 239000005060 rubber Substances 0.000 claims description 35
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 28
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 21
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 238000009413 insulation Methods 0.000 claims description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 235000021355 Stearic acid Nutrition 0.000 claims description 14
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 14
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 14
- 238000001125 extrusion Methods 0.000 claims description 14
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 14
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 14
- 239000008117 stearic acid Substances 0.000 claims description 14
- 238000004073 vulcanization Methods 0.000 claims description 14
- 239000011787 zinc oxide Substances 0.000 claims description 14
- 239000003063 flame retardant Substances 0.000 claims description 13
- 238000004513 sizing Methods 0.000 claims description 12
- KOMNUTZXSVSERR-UHFFFAOYSA-N 1,3,5-tris(prop-2-enyl)-1,3,5-triazinane-2,4,6-trione Chemical compound C=CCN1C(=O)N(CC=C)C(=O)N(CC=C)C1=O KOMNUTZXSVSERR-UHFFFAOYSA-N 0.000 claims description 7
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 claims description 7
- YHMYGUUIMTVXNW-UHFFFAOYSA-N 1,3-dihydrobenzimidazole-2-thione Chemical compound C1=CC=C2NC(S)=NC2=C1 YHMYGUUIMTVXNW-UHFFFAOYSA-N 0.000 claims description 7
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 239000005662 Paraffin oil Substances 0.000 claims description 7
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 7
- 230000003712 anti-aging effect Effects 0.000 claims description 7
- 239000003963 antioxidant agent Substances 0.000 claims description 7
- 230000003078 antioxidant effect Effects 0.000 claims description 7
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
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- 229910000077 silane Inorganic materials 0.000 claims description 7
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 claims description 7
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 2
- 239000004709 Chlorinated polyethylene Substances 0.000 claims description 2
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- 239000003245 coal Substances 0.000 description 3
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- Organic Insulating Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of double-deck cabtyre cable and preparation method thereof, this cable is made up of power wire core conductor (1) and wire core conductor (5)；Implant (2) is had in the middle of power wire core conductor (1) and wire core conductor (5)；There is sheath (6) power wire core conductor (1) and wire core conductor (5) outside；This cable only has a wire core conductor (5), has the power wire core conductor (1) of two or more than two；Wire core conductor (5) outside one layer of natural rubber insulating barrier (4) of cladding；Power wire core conductor (1) outside one layer of ethylene propylene rubber insulated layer (3) of cladding, ethylene propylene rubber insulated layer (3) outside is also surrounded by one layer of natural rubber insulating barrier (4).The electrical property of cable of the present invention fully meets the requirement of each product standard.The mechanical performance of cable of the present invention is better than the requirement of each product standard.Service life and the safety of cable of the present invention are better than like product.
Description
Technical field
The present invention relates to field of cable technology, particularly relate to a kind of double-deck cabtyre cable and preparation method thereof.
Background technology
Due to the mobile class cable of the various models such as Coal Electricity cable, cable for ship, general rubber sleeve flexible cable, the often mobile and mankind often in contact with, thus require that cable to have high insulation resistance and high dielectric strength to ensure cable operation safety.The insulation of Coal Electricity cable product standard MT818-2009 regulation must adopt the XJ-30A that the mixture by EP rubbers or other suitable materials meeting GB/T7594.8-1987 standard forms, but tensile strength is not less than 6.5MPa.The insulation resistance height of EP rubbers is that current cable industry uses the widest insulant, but the mechanical strength of EP rubbers own is very low, although can improve mechanical strength to a certain extent by coordinating but often reduce insulation resistance.Natural rubber has significantly high mechanical strength and higher insulation resistance.Double-deck cabtyre cable is to adopt advanced double-deck extrusion equipment, mould to realize ethylene propylene rubber insulated and natural rubber insulation both rubber material to be extruded on conductor wire core simultaneously, and composition compound inslation is to solve that high insulation resistance mechanical strength is low and problem that high mechanical properties insulated with material resistance is low.
Summary of the invention
Cabtyre cable, insulant adopts EP rubbers and natural rubber, and extrusion equipment is Φ 65+ Φ 70, Φ 70+ Φ 90 double-layer coextrusion continuous vulcanization unit.Being single extruder and head composition by the general extruder of the co-extruding machine head of design specialized and extrusion die, sizing material is extruded on conductor by the core rod in head and the runner between die sleeve.And double-deck extrusion is made up of the shared head of two extruders, EP rubbers is extruded in internal layer by the core rod in head and the runner between lining mould, and natural rubber is extruded in outer layer by the runner between lining mould and the die sleeve in head.The two kinds of insulant realizing high insulation resistance EP rubbers and high mechanical properties natural rubber are extruded on conductor wire core simultaneously.Form compound inslation to improve insulation resistance and the mechanical strength of cable insulation.
The present invention adopts the following technical scheme that
The double-deck cabtyre cable of the present invention is made up of power wire core conductor and wire core conductor；Implant is had in the middle of power wire core conductor and wire core conductor；Sheath is had outside power wire core conductor and wire core conductor；This cable only has a wire core conductor, has the power wire core conductor of two or more than two；One layer of natural rubber insulating barrier it is coated with outside wire core conductor；It is coated with one layer of ethylene propylene rubber insulated layer outside power wire core conductor, outside ethylene propylene rubber insulated layer, is also surrounded by one layer of natural rubber insulating barrier.
Ethylene propylene rubber insulated layer outside power wire core conductor and the thickness of natural rubber insulating barrier are than for 4:1.
The weight ratio of ethylene propylene rubber insulated layer consists of:
EP rubbers 90-110
Zinc oxide 1-10
Anti-aging agent RD 0.1-1
Paraffin oil 5-10
Stearic acid 0.5-3
Silane coupling A-1720.5-1.5
Nano-calcium carbonate 40-80
Pulvis Talci 30-60
White carbon 5-15
Cumyl peroxide 1-5
Triallyl isocyanurate 0.5-2.
Preferred:
EP rubbers 100
Zinc oxide 5
Anti-aging agent RD 0.52
Paraffin oil 8.4
Stearic acid 1.52
Silane coupling A-1720.8
Nano-calcium carbonate 68
Pulvis Talci 48
White carbon 10
Cumyl peroxide 3.48
Triallyl isocyanurate 1.32.
The weight ratio of natural rubber insulating barrier consists of:
Natural rubber 50-90
Butadiene-styrene rubber 10-50
Zinc oxide 5-15
Accelerator ZDC0.5-1.5
Captax 0.2-0.9
Antioxidant MB 1-5
Antioxidant D NP0.5-1
Stearic acid 0.5-1.5
Paraffin 6-15
Pulvis Talci 40-80
White carbon 10-50
Calcium carbonate 80-130
Vulcanizing agent VA-70.3-1
Vulcanization accelerator TMTD 0.5-1.5.
Preferred:
Natural rubber 70
Butadiene-styrene rubber 30
Zinc oxide 10
Accelerator ZDC0.9
Captax 0.65
Antioxidant MB 3.15
Antioxidant D NP0.8
Stearic acid 0.9
Paraffin 9.5
Pulvis Talci 60
White carbon 30
Calcium carbonate 105
Vulcanizing agent VA-70.7
Vulcanization accelerator TMTD 1.2.
Talcous particle diameter is 80-200 order.
Implant is non-hygroscopic packing material, and sheath is chlorinated polyethylene high flame retardant material.
The method of the cable of the preparation present invention is as follows:
1) soft copper single line, bundle strand soft copper conductor are drawn；
2) component of EP rubbers, natural rubber insulating barrier is weighed, use internal rubber mixer batch mixing, use rubber strainer that sizing material is filtered cleaning to ensure sizing material, sizing material after filtration is cooled deposit after use internal rubber mixer to add vulcanizing agent, tabletting confession Φ 65+ Φ 70, Φ 70+ Φ 90 double-layer coextrusion continuous vulcanization unit；
3) Φ 65+ Φ 70 or Φ 70+ Φ 90 double-layer coextrusion continuous vulcanization unit are used, by the co-extruder head of design specialized and extrusion die, general extruder is single extruder and head composition, and sizing material is extruded on conductor by the core rod in head and the runner between die sleeve.And double-deck extrusion is made up of the shared head of two extruders, EP rubbers is extruded in internal layer by the core rod in head and the runner between lining mould, and natural rubber is extruded in outer layer by the runner between lining mould and the die sleeve in head.The two kinds of insulant realizing high insulation resistance EP rubbers and high mechanical properties natural rubber are extruded on conductor wire core simultaneously and form insulated wire cores；
4) insulated wire cores carries out intermediate survey, dry examination；
5) double-insulated insulated wire cores combination stranding will have been extruded；
6) method adopting extruding is coated with fire-retardant external sheath layer, gapless between outer jacket and cable core.
Adopting the twisting pitch lower than product standard during insulated wire cores of the present invention strand pair, the bending property that improve cable makes product more soft.
The present invention adopts high-fire-resistance material as the outer jacket of cable, oxygen index (OI) >=40 of this outer jacket, during cable fire, fire-retardant external sheath layer can carbonization shelling, form one fire retardant barriers, the combustibles (EP rubbers, natural rubber) within cable are isolated from the outside out；Can decompose again when burning and discharge steam, play the effect of cooling.Simultaneously by designing extrusion die, employing pressure type is extruded, sheath material is made to be filled into the gap of insulated wire cores, combine with inner tight, atmosphere draught-free is made because centre is very close to each other during cable fire, the anti-flammability of cable is had greatly improved, solves the problem that cable longitudinally enters tide vapour simultaneously.
The insulating barrier of cable of the present invention and external sheath layer all adopt squash type structure.Oversheath not only has good mechanical performance, but also has excellent fire resistance, plays and both protects cable internal part, double effects that again can be fire-retardant, is applicable to the place that safety of coal mines reliability requirement is higher.
The positive effect of the present invention is as follows:
1) electrical property of cable of the present invention fully meets the requirement of each product standard.
2) mechanical performance of cable of the present invention is better than the requirement of each product standard.
3) service life of cable of the present invention and safety are better than like product.
Accompanying drawing explanation
Fig. 1 is bilayer cabtyre cable sectional drawing of the present invention.
Fig. 2 is common cabtyre cable sectional drawing.
Fig. 3 is the preparation technology flow chart of bilayer cabtyre cable of the present invention.
1-power wire core conductor；2-implant；The ethylene propylene rubber insulated layer of 3-；4-natural rubber insulating barrier；5-wire core conductor；6-sheath.
Detailed description of the invention
The following examples are describing in further detail the present invention.
Shown in Figure 1, double-deck cabtyre cable, dynamic core conductor from the inside to the outside, non-hygroscopic implant, ethylene propylene rubber insulated layer, natural rubber insulating barrier, wire core conductor and fire-retardant external sheath layer.
The structure of the conductor of cable and size meet standard GB/T/T3956.
The double layer of insulation that the outer extrusion cladding EP rubbers of power wire core conductor and natural rubber are made forms insulated wire cores, and insulation thickness meets the regulation of products standards.Ethylene propylene rubber insulated and natural rubber insulation Specifeca tion speeification meets GB7954.Without any gap between copper conductor and insulating barrier.
The insulating barrier that the outer extrusion cladding natural rubber of wire core conductor is made forms protection core.
Power wire core combines stranding together into becoming cable core with wire core.
Becoming extrusion cladding outside cable core to have fire-retardant external sheath layer, fire-retardant external sheath layer can add fire retardant and make oxygen index (OI) >=40%, its thickness meets the regulation of Related product.Become between cable core and fire-retardant external sheath layer without any gap.
Embodiment 1
The weight of 1.1 ethylene propylene rubber insulated layers consists of (Kg):
EP rubbers 90
Zinc oxide 1
Anti-aging agent RD 0.1
Paraffin oil 5
Stearic acid 0.5
Silane coupling A-1720.5
Nano-calcium carbonate 40
Pulvis Talci 30
White carbon 5
Cumyl peroxide 1
Triallyl isocyanurate 0.5.
The weight of 1.2 natural rubber insulating barriers consists of (Kg):
Natural rubber 50
Butadiene-styrene rubber 10
Zinc oxide 5
Accelerator ZDC0.5
Captax 0.2
Antioxidant MB 1
Antioxidant D NP0.5
Stearic acid 0.5
Paraffin 6
Pulvis Talci 40
White carbon 10
Calcium carbonate 80
Vulcanizing agent VA-70.3
Vulcanization accelerator TMTD 0.5.
The preparation method of 1.3 cables of the present invention
1) soft copper single line, bundle strand soft copper conductor are drawn；
2) component of EP rubbers, natural rubber insulating barrier is weighed, use internal rubber mixer batch mixing, use rubber strainer that sizing material is filtered cleaning to ensure sizing material, sizing material after filtration is cooled deposit after use internal rubber mixer to add vulcanizing agent, tabletting confession Φ 65+ Φ 70, Φ 70+ Φ 90 double-layer coextrusion continuous vulcanization unit；
3) Φ 65+ Φ 70 or Φ 70+ Φ 90 double-layer coextrusion continuous vulcanization unit are used, by the co-extruder head of design specialized and extrusion die, general extruder is single extruder and head composition, and sizing material is extruded on conductor by the core rod in head and the runner between die sleeve.And double-deck extrusion is made up of the shared head of two extruders, EP rubbers is extruded in internal layer by the core rod in head and the runner between lining mould, and natural rubber is extruded in outer layer by the runner between lining mould and the die sleeve in head.The two kinds of insulant realizing high insulation resistance EP rubbers and high mechanical properties natural rubber are extruded on conductor wire core simultaneously and form insulated wire cores；
4) insulated wire cores carries out intermediate survey, dry examination；
5) double-insulated insulated wire cores combination stranding will have been extruded；
6) method adopting extruding is coated with fire-retardant external sheath layer, gapless between outer jacket and cable core.
Embodiment 2
The weight of 2.1 ethylene propylene rubber insulated layers consists of (Kg):
EP rubbers 110
Zinc oxide 10
Anti-aging agent RD 1
Paraffin oil 10
Stearic acid 3
Silane coupling A-1721.5
Nano-calcium carbonate 80
Pulvis Talci 60
White carbon 15
Cumyl peroxide 5
Triallyl isocyanurate 2.
The weight of 2.2 natural rubber insulating barriers consists of (Kg):
Natural rubber 90
Butadiene-styrene rubber 50
Zinc oxide 15
Accelerator ZDC1.5
Captax 0.9
Antioxidant MB 5
Antioxidant D NP1
Stearic acid 1.5
Paraffin 15
Pulvis Talci 80
White carbon 50
Calcium carbonate 130
Vulcanizing agent VA-71
Vulcanization accelerator TMTD 1.5.
The preparation method of 2.3 cables of the present invention
Preparation method is with the 1.3 of embodiment 1.
Embodiment 3
The weight of 3.1 ethylene propylene rubber insulated layers consists of (Kg):
EP rubbers 100
Zinc oxide 5
Anti-aging agent RD 0.52
Paraffin oil 8.4
Stearic acid 1.52
Silane coupling A-1720.8
Nano-calcium carbonate 68
Pulvis Talci 48
White carbon 10
Cumyl peroxide 3.48
Triallyl isocyanurate 1.32.
The weight of 3.2 natural rubber insulating barriers consists of (Kg):
Natural rubber 70
Butadiene-styrene rubber 30
Zinc oxide 10
Accelerator ZDC0.9
Captax 0.65
Antioxidant MB 3.15
Antioxidant D NP0.8
Stearic acid 0.9
Paraffin 9.5
Pulvis Talci 60
White carbon 30
Calcium carbonate 105
Vulcanizing agent VA-70.7
Vulcanization accelerator TMTD 1.2.
The preparation method of 3.3 cables of the present invention
Preparation method is with the 1.3 of embodiment 1.
Embodiment 4
The double-insulated cable present invention prepared carries out performance measurement with the common cable on market, and result is as shown in table 1:
As can be seen from Table 1, the double-insulated cable that prepared by present invention performance in insulation resistance, mechanical strength and bending strength is all far away due to the common cable on market.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, being appreciated that and these embodiments can be carried out multiple change, amendment, replacement and modification without departing from the principles and spirit of the present invention, the scope of the present invention be defined by the appended.
Claims (8)
1. a double-deck cabtyre cable, it is characterised in that: this cable is made up of power wire core conductor (1) and wire core conductor (5)；Implant (2) is had in the middle of power wire core conductor (1) and wire core conductor (5)；There is sheath (6) power wire core conductor (1) and wire core conductor (5) outside；This cable only has a wire core conductor (5), has the power wire core conductor (1) of two or more than two；Wire core conductor (5) outside one layer of natural rubber insulating barrier (4) of cladding；Power wire core conductor (1) outside one layer of ethylene propylene rubber insulated layer (3) of cladding, ethylene propylene rubber insulated layer (3) outside is also surrounded by one layer of natural rubber insulating barrier (4)；The ethylene propylene rubber insulated layer (3) of power wire core conductor (1) outside and the thickness ratio of natural rubber insulating barrier (4) are for 4:1, and the weight ratio of ethylene propylene rubber insulated layer (3) consists of:
EP rubbers 90-110
Zinc oxide 1-10
Anti-aging agent RD 0.1-1
Paraffin oil 5-10
Stearic acid 0.5-3
Silane coupling A-1720.5-1.5
Nano-calcium carbonate 40-80
Pulvis Talci 30-60
White carbon 5-15
Cumyl peroxide 1-5
Triallyl isocyanurate 0.5-2.
2. a double-deck cabtyre cable, it is characterised in that: this cable is made up of power wire core conductor (1) and wire core conductor (5)；Implant (2) is had in the middle of power wire core conductor (1) and wire core conductor (5)；There is sheath (6) power wire core conductor (1) and wire core conductor (5) outside；This cable only has a wire core conductor (5), has the power wire core conductor (1) of two or more than two；Wire core conductor (5) outside one layer of natural rubber insulating barrier (4) of cladding；Power wire core conductor (1) outside one layer of ethylene propylene rubber insulated layer (3) of cladding, ethylene propylene rubber insulated layer (3) outside is also surrounded by one layer of natural rubber insulating barrier (4)；The ethylene propylene rubber insulated layer (3) of power wire core conductor (1) outside and the thickness ratio of natural rubber insulating barrier (4) are for 4:1, and the weight ratio of ethylene propylene rubber insulated layer (3) consists of:
EP rubbers 100
Zinc oxide 5
Anti-aging agent RD 0.52
Paraffin oil 8.4
Stearic acid 1.52
Silane coupling A-1720.8
Nano-calcium carbonate 68
Pulvis Talci 48
White carbon 10
Cumyl peroxide 3.48
Triallyl isocyanurate 1.32.
3. double-deck cabtyre cable as claimed in claim 1 or 2, it is characterised in that: the weight ratio of natural rubber insulating barrier (4) consists of:
Natural rubber 50-90
Butadiene-styrene rubber 10-50
Zinc oxide 5-15
Accelerator ZDC0.5-1.5
Captax 0.2-0.9
Antioxidant MB 1-5
Antioxidant D NP0.5-1
Stearic acid 0.5-1.5
Paraffin 6-15
Pulvis Talci 40-80
White carbon 10-50
Calcium carbonate 80-130
Vulcanizing agent VA-70.3-1
Vulcanization accelerator TMTD 0.5-1.5.
4. double-deck cabtyre cable as claimed in claim 1 or 2, it is characterised in that: the weight ratio of natural rubber insulating barrier (4) consists of:
Natural rubber 70
Butadiene-styrene rubber 30
Zinc oxide 10
Accelerator ZDC0.9
Captax 0.65
Antioxidant MB 3.15
Antioxidant D NP0.8
Stearic acid 0.9
Paraffin 9.5
Pulvis Talci 60
White carbon 30
Calcium carbonate 105
Vulcanizing agent VA-70.7
Vulcanization accelerator TMTD 1.2.
5. double-deck cabtyre cable as claimed in claim 1 or 2, it is characterised in that: talcous particle diameter is 80-200 order.
6. double-deck cabtyre cable as claimed in claim 1 or 2, it is characterised in that: implant (2) is non-hygroscopic packing material, and sheath (6) is chlorinated polyethylene high flame retardant material.
7. the preparation method preparing double-deck cabtyre cable as claimed in claim 1 or 2, it is characterised in that: the method is as follows:
1) soft copper single line is drawn, bundle strand soft copper conductor；
2) component of EP rubbers, natural rubber insulating barrier is weighed, use internal rubber mixer batch mixing, use rubber strainer that sizing material is filtered cleaning to ensure sizing material, sizing material after filtration is cooled deposit after use internal rubber mixer to add vulcanizing agent, tabletting confession Φ 65+ Φ 70, Φ 70+ Φ 90 double-layer coextrusion continuous vulcanization unit；
3) using Φ 65+ Φ 70 or Φ 70+ Φ 90 double-layer coextrusion continuous vulcanization unit, the two kinds of insulant being realized high insulation resistance EP rubbers and high mechanical properties natural rubber by co-extruder head and extrusion die are extruded on conductor wire core simultaneously and form insulated wire cores；
4) insulated wire cores carries out intermediate survey, dry examination；
5) double-insulated insulated wire cores combination stranding will have been extruded；
6) the method cladding fire retardant jacket of extruding, gapless between sheath and cable core are adopted.
8. the preparation method of double-deck cabtyre cable as claimed in claim 7, it is characterized in that: in step 3), double layer extrusion die is shared a head by two extruders and forms, EP rubbers is extruded in internal layer by the core rod in head and the runner between lining mould, and natural rubber is extruded in outer layer by the runner between lining mould and the die sleeve in head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310600598.3A CN103578620B (en) | 2013-11-25 | 2013-11-25 | A kind of double-deck cabtyre cable and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310600598.3A CN103578620B (en) | 2013-11-25 | 2013-11-25 | A kind of double-deck cabtyre cable and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103578620A CN103578620A (en) | 2014-02-12 |
| CN103578620B true CN103578620B (en) | 2016-06-29 |
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Family Applications (1)
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| CN201310600598.3A Expired - Fee Related CN103578620B (en) | 2013-11-25 | 2013-11-25 | A kind of double-deck cabtyre cable and preparation method thereof |
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| CN104017246A (en) * | 2014-06-13 | 2014-09-03 | 天津天缆集团有限公司 | Peroxide crosslinked natural-butadiene styrene insulation rubber and preparation method thereof |
| CN104392806B (en) * | 2014-12-10 | 2016-06-29 | 沈阳长顺电缆制造有限责任公司 | The high reflective function cable of reflective cable reflection alarming bar extruder head and manufacture thereof |
| CN105225770B (en) * | 2015-10-26 | 2017-05-31 | 浙江中大元通特种电缆有限公司 | A kind of rubber cable conductor non-oxidation production method |
| CN105609189A (en) * | 2015-12-30 | 2016-05-25 | 广安金侑达电业科技有限公司 | Novel anti-theft cable and preparation method thereof |
| CN109575471A (en) * | 2018-11-14 | 2019-04-05 | 芜湖市元奎新材料科技有限公司 | A kind of preparation method of anti-corrosion electric wire rubber |
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| CN201622876U (en) * | 2010-02-08 | 2010-11-03 | 湘潭市电线电缆有限公司 | Flame-retardant flexible cable with removable conductive rubber for coal mine |
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| CN203552741U (en) * | 2013-11-25 | 2014-04-16 | 刘志平 | Double-layer rubber insulated soft cable |
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Effective date of registration: 20170515 Address after: 110121 No. 12 West Hangzhou Road, Shenyang, Liaoning, Shenbei New Area Patentee after: SHENYANG CHANGSHUN CABLE MANUFACTURING Co.,Ltd. Address before: 110121 No. 12 West Hangzhou Road, Shenyang, Liaoning, Shenbei New Area Co-patentee before: Song Shiqin Patentee before: Liu Zhiping Co-patentee before: Jin Tiemin |
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