CN107316675A - A kind of high iron shield power "Jumper" cable and its manufacture method - Google Patents
A kind of high iron shield power "Jumper" cable and its manufacture method Download PDFInfo
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- CN107316675A CN107316675A CN201710479066.7A CN201710479066A CN107316675A CN 107316675 A CN107316675 A CN 107316675A CN 201710479066 A CN201710479066 A CN 201710479066A CN 107316675 A CN107316675 A CN 107316675A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Electromagnetism (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a kind of high iron shield power "Jumper" cable and its manufacture method, belong to field of cables.It includes conductor synnema, a diameter of 3.85mm of synnema;Copper wire is stranded using cage winch in conventional production in conductor strand, 19 steps 1 of selection;Coated insulation layer, component is:Mixed after 40 50 parts of silicon rubber, 23 parts of double two or four vulcanizing agents, 23 parts of special defrosting compound, 12 parts of meltings of curing agent;It is cooled to 50 DEG C;After salt bath mode insulating sulfuration, coated at a temperature of 170~200 DEG C into step S2 with a diameter of 120mm single screw rod it is stranded after conductor on;Woven shield;Coating outer cover, selection IXPE is coated into step 4 on the conductor after cladding screen layer at a temperature of 180 DEG C by 120mm Single screw extrusions;The conductor obtained in step 5 is irradiated;The present invention has good elongation tensile property, good oil resistant, acid-proof alkaline.
Description
Technical field
The invention belongs to field of cables, it is related to a kind of "Jumper" cable, is a kind of high iron shield power bridging electricity specifically
Cable and its manufacture method.
Background technology
As the connection between compartment and bogie, short distance "Jumper" cable can transmit information in open and mobile environment
With power."Jumper" cable uses special structure and material, with ultra-flexible, high-tensile and durability (more than 1,000,000
Secondary cycle period)."Jumper" cable dividing control signal cable and power cable.
High ferro is due to the particularity of its high speed, and equipment operating environment requires high, the magnetic field that common motive power cable is produced without
Method meets the normal operation of high ferro equipment.
Chinese Patent Application No. 201610578871.0, open notification number CN 106207884A, discloses one kind
Cable connecting arrangement, including two steel wire ropes being arranged side by side are bridged between ocean platform, are connected respectively at the two ends of two steel wire ropes
A set of hanger is connected to, two sets of hangers are suspended on the structural member of bridging scope two ends platform edges fixed position respectively, at two sets
Multiple support frames are arranged at intervals with steel wire rope between hanger.The device of the invention, it is simple and practical, convenient for installation and maintenance, fit
It is strong with property, the service life of the stress in "Jumper" cable length range, extension "Jumper" cable and its connection-peg is effectively improved,
Handling and bridging while suitable for a variety of different "Jumper" cable diameters and Duo Gen "Jumper" cables, to support platform aided drilling to make
Industry pattern and other ocean engineerings provide a kind of significantly more efficient long range "Jumper" cable attachment means.The invention passes through to setting
The improvement of "Jumper" cable device is to improve the service life of cable.
Chinese Patent Application No. 201410084632.0, announce grant number CN 103819808B, disclose a kind of low cigarette without
Halogen CABLE MATERIALS and radio-frequency cable.Electric cable material with low smoke and halogen free includes the raw material components of following parts by weight:Linear low density polyethylene (LLDPE)
35 parts, 35 parts of low density polyethylene (LDPE), 30 parts of ethylene-vinyl acetate copolymer, 40 parts of magnesium hydroxide, 40 parts of aluminium hydroxide, micro- glue
8 parts of encapsulated red phosphorus, 1.6 parts of monoalkoxytitanates, antioxidant 1010 is 0.6 part, and antioxidant DLTP is 0.2 part, and bisphenol-A is
0.2 part.The electric cable material with low smoke and halogen free of invention offer and the radio-frequency cable being made of the CABLE MATERIALS, when by fire, no
Can be combustion-supporting, smog will not be produced.Because being free of halogen in material, poison gas will not be produced during burning, environmental sound is a kind of environmental protection
Material.
The use position that cable is difficult to apply to cable in high ferro environment, high ferro in the prior art is motor train unit carriage and car
Bridging connection between railway carriage or compartment, so with motility;This cable is exposed for a long time to be used in rugged environment, to the weather-proof of cable
Property has higher requirement.
The content of the invention
1st, the problem of solving
The problem of being difficult in adapt to high high ferro motion frequency and bad environments for existing power cable, the present invention provides a kind of
High iron shield power "Jumper" cable and its manufacture method, insulating barrier and sheath have good elongation tensile property, well resistance to
Oil, acid-proof alkaline.
2nd, technical scheme
To solve the above problems, the present invention is adopted the following technical scheme that.
A kind of manufacture method of high iron shield power "Jumper" cable, comprises the following steps:
Step 1, conductor synnema, a diameter of 3.85mm of synnema;
Step 2, copper wire is stranded using cage winch in conventional production in conductor strand, 19 steps 1 of selection;
Step 3, coated insulation layer, selection be according to the component of parts by weight:
40-50 parts of silicon rubber,
Double 2-3 parts of two or four vulcanizing agents,
Special defrosting compound 2-3 parts,
Mixed after 1-2 parts of meltings of curing agent;
It is cooled to 50 DEG C;
After salt bath mode insulating sulfuration, at a temperature of 170~200 DEG C, coated with a diameter of 120mm single screw rod to step
In rapid S2 it is stranded after conductor on;
Step 4, woven shield, from five class tin annealed copper wires, is wrapped using 36 ingot braiders braiding cladding into step 3
On conductor after insulating layer coating;
Step 5, coating outer cover, selection IXPE passes through 120mm Single screw extrusion bags at a temperature of 180 DEG C
Cover into step 4 on the conductor after cladding screen layer;
Step 6, the conductor obtained in step 5 is irradiated, irradiation selection 11MRAD dosage.
Preferably, using five classes or the tin plating annealed copper tow silk of six classes in step 1.
Preferably, the copper wire resistivity in step 1 after synnema is within 2.018ohm/km.
Preferably, in step 2 use 1, center line, first layer 6, the structure that the second layer is 12 is stranded.
Preferably, the medium of salt bath insulating sulfuration uses inorganic nitrate mixture in step 3, and component is as follows:Potassium nitrate
53%th, natrium nitrosum 40%, sodium nitrate 7%.
Preferably, silicon rubber is methyl vinyl silicone rubber in step 3;Special defrosting compound polymerize for dimethyl siloxane
The mixture of thing, silicone oil and MgO;Curing agent is the mixture of zinc oxide and zirconium silicate.
Preferably, the composition of IXPE mixes polymers for LLDPE 7042 and DH-125DF in step 5.
A kind of high iron shield power "Jumper" cable, is manufactured using the above method.
3rd, beneficial effect
Compared to prior art, beneficial effects of the present invention are:
First, using silicone rubber insulation material, the tolerable temperature of cable can be effectively lifted, High performance polyolefin material is most
High tolerable temperature is 120 DEG C, and silicon rubber can reach 150 DEG C, and instantaneous tolerable temperature can reach 350 DEG C.It can effectively antagonize
Temperature rise caused by transient high-current in shutdown process.
2nd, braiding uses five class tin annealed copper wires, can effectively lift cable self-strength, simultaneously, it is to avoid in car body
Data control class cable signal interference.
3rd, novel radiation crosslinked polyethylene, material meets requirement of European Union's EN50264 standards to sheath material, accomplishes
Low cigarette, Halogen, fire-retardant, acidproof, the alkaline-resisting, fuel oil of resistance to mineral oil, resistance to ozone, the requirement of UV resistant.
Embodiment
The present invention will be described in detail below.
Embodiment 1
A kind of manufacture method of high iron shield power "Jumper" cable, comprises the following steps:
Step 1, conductor synnema, using the tin plating annealed copper tow silk of five classes, a diameter of 3.85mm of synnema;
Copper wire resistivity after synnema is within 2.018ohm/km;
Step 2, copper wire in conductor strand, 19 steps 1 of selection, using 1, center line, first layer 6, the second layer 12
The structure of root, it is stranded;
Conductor is stranded stranded using cage winch in conventional production in this step;
Step 3, coated insulation layer, selection be according to the component of parts by weight:40 parts of silicon rubber (methyl vinyl silicone rubber),
Mixed after double 2 parts of two or four vulcanizing agents, 2 parts of special defrosting compound, 1 part of melting of curing agent;
Wherein special defrosting compound is dimethylsiloxane polymer 30%, silicone oil 2%, MgO68% mixture;
Curing agent is zinc oxide and zirconium silicate according to 2:1 ratio is mixed;
Said components proportioning can meet insulating barrier stretching requirement in the present embodiment, silicon rubber is had high intensity again,
It is not easy to be punctured or tears;In use, the ability of its unit area anti-fight is greatly promoted especially in high ferro, reduction is exhausted
Edge layer punctures probability;
It is cooled to 50 DEG C;
After salt bath mode insulating sulfuration, at a temperature of 170~200 DEG C, coated with a diameter of 120mm single screw rod to step
In rapid S2 it is stranded after conductor on;
The medium of salt bath insulating sulfuration uses inorganic nitrate mixture in the present embodiment, and component is as follows:
Potassium nitrate 53%, natrium nitrosum 40%, sodium nitrate 7%;Its fusing point is 155 DEG C, can be heated to 450 DEG C, is adapted to
Vulcanize at a temperature of 170~200 DEG C;Ensure that vulcanization is not suitable excessive, improve insulating barrier later stage ageing-resistant performance, while also causing
Insulating barrier vulcanization is abundant, gives full play of its anti-high-frequency motion, high-tensile and durability for being applied to high ferro environment;
The temperature of single screw rod should be controlled within 25 DEG C in this step, using water cooling;Temperature is too high in screw rod to cause
Material is crosslinked ahead of time in machine barrel, incipient scorch phenomenon occurs;
Step 4, woven shield, from five class tin annealed copper wires, is wrapped using 36 ingot braiders braiding cladding into step 3
On conductor after insulating layer coating;Because the line footpath of five class tin annealed copper wires is relatively large, therefore 36 ingot braiders of selection can be carried
High efficiency, five class tin annealed copper wires, shield effectiveness is good, while the flexibility of cable will not be reduced firmly very much because braiding layer again,
Later stage threading is facilitated to use
Angle in this step between each litzendraht wire is 45 °, to improve cable shield effect, and playing prevents interference high ferro essence
The effect of close electrical equipment;
Step 5, coating outer cover, selection IXPE (LLDPE 7042 and DH-125DF mix polymers) is at 180 DEG C
At a temperature of, coated by 120mm Single screw extrusions into step 4 on the conductor after cladding screen layer;
Step 6, the conductor obtained in step 5 is irradiated, irradiation dose G is calculated according to jacket thickness d, and formula is such as
Under,
G=F*d,
Wherein F is radiation factor, and unit is MRAD/mm;D=(R2-r2)-2, wherein R is cable exradius, and r is core
Radius;
The present embodiment takes F=5.5MRAD/mm, and d=2mm thickness selects 11MRAD dosage.
Having the beneficial effect that shown in table relative to prior art of the invention:
After tested, cable of the invention meets following high ferro standard:
Conductor:EN60228 annealing galvanized copper wires
Insulation:Meet EI111 requirements
Percentage of braiding coverage is not less than 90%
Sheath:Meet EM104 requirements
External diameter 18.5
Performance indications
Rated voltage:3.6/6KV
High-potting 11KV rms 5 minutes
Operating temperature:-40℃-+70℃
20 DEG C of conductor resistance≤0.108/Km
The Ω .Km of 20 DEG C of insulaion resistances≤210.
Embodiment 2
A kind of manufacture method of high iron shield power "Jumper" cable, it is substantially the same manner as Example 1, except that, step 1
Middle conductor synnema, using the tin plating annealed copper tow silk of six classes, a diameter of 3.85mm of synnema;
In step 3, coated insulation layer, selection be according to the component of parts by weight:Silicon rubber (methyl vinyl silicone rubber) 50
Part,
Mixed after double 3 parts of two or four vulcanizing agents, 3 parts of special defrosting compound, 1 part of melting of curing agent.
The present embodiment can realize technique effect same as Example 1.
Claims (8)
1. a kind of manufacture method of high iron shield power "Jumper" cable, comprises the following steps:
Step 1, conductor synnema, a diameter of 3.85mm of synnema;
Step 2, copper wire is stranded using cage winch in conventional production in conductor strand, 19 steps 1 of selection;
Step 3, coated insulation layer, selection be according to the component of parts by weight:
40-50 parts of silicon rubber,
Double 2-3 parts of two or four vulcanizing agents,
Special defrosting compound 2-3 parts,
1-2 parts of curing agent
Mixed after melting, be cooled to 50 DEG C, after salt bath mode insulating sulfuration, at a temperature of 170~200 DEG C, with a diameter of
120mm single screw rod coat it is stranded into step S2 after conductor on;
Step 4, woven shield, from five class tin annealed copper wires, is coated exhausted using 36 ingot braiders braiding cladding into step 3
On conductor after edge layer;
Step 5, coating outer cover, selection IXPE at a temperature of 180 DEG C, by 120mm Single screw extrusions coat to
Coated in step 4 on the conductor after screen layer;
Step 6, the conductor obtained in step 5 is irradiated, irradiation dose G is calculated according to jacket thickness d, formula is as follows, G=
F*d,
Wherein F is radiation factor, and unit is MRAD/mm;D=(R2-r2)-2, wherein R is cable exradius, and r is core radius.
2. a kind of manufacture method of high iron shield power "Jumper" cable according to claim 1, it is characterised in that:Step 1
It is middle to use five classes or the tin plating annealed copper tow silk of six classes.
3. a kind of manufacture method of high iron shield power "Jumper" cable according to claim 2, it is characterised in that:Step 1
Copper wire resistivity after middle synnema is within 2.018ohm/km.
4. a kind of manufacture method of high iron shield power "Jumper" cable according to claim 1, it is characterised in that:Step 2
Middle 1 line in use center, first layer 6, the structure that the second layer is 12 is stranded.
5. a kind of manufacture method of high iron shield power "Jumper" cable according to claim 1, it is characterised in that:Step 3
The medium of middle salt bath insulating sulfuration uses inorganic nitrate mixture, and component is as follows:Potassium nitrate 53%, natrium nitrosum 40%, nitre
Sour sodium 7%.
6. a kind of manufacture method of high iron shield power "Jumper" cable according to claim 5, it is characterised in that:Step 3
Middle silicon rubber is methyl vinyl silicone rubber;Special defrosting compound is dimethylsiloxane polymer 30%, silicone oil 2% and magnesia
68% mixture;Curing agent is zinc oxide and zirconium silicate according to 2:1 ratio is mixed.
7. a kind of manufacture method of high iron shield power "Jumper" cable according to claim 1, it is characterised in that:Step 5
The composition of middle IXPE is that LLDPE 7042 and DH-125DF mixes polymers.
8. a kind of high iron shield power "Jumper" cable, it is characterised in that:Using the manufacture method manufacture described in claim 1.
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Citations (6)
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CN102408725A (en) * | 2011-11-09 | 2012-04-11 | 天津鹏翎胶管股份有限公司 | Silicone rubber applicable to microwave curing and preparation method thereof |
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CN106751019A (en) * | 2016-12-05 | 2017-05-31 | 芜湖天鸿汽车零部件有限公司 | A kind of sealing joint strip of automotive window and preparation method thereof |
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2017
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CN204029439U (en) * | 2014-04-29 | 2014-12-17 | 新亚特电缆股份有限公司 | Novel radiation cross-linking low smoke halogen-free fire retardant polyolefin insulated fireproof environment-friendly type electric consumption on lighting line |
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Application publication date: 20171103 |