CN104733822B - A kind of feeder radio frequency coaxial-cable and its manufacture method - Google Patents
A kind of feeder radio frequency coaxial-cable and its manufacture method Download PDFInfo
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- CN104733822B CN104733822B CN201510159899.6A CN201510159899A CN104733822B CN 104733822 B CN104733822 B CN 104733822B CN 201510159899 A CN201510159899 A CN 201510159899A CN 104733822 B CN104733822 B CN 104733822B
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Abstract
The invention belongs to technical field of cables, more particularly, to a kind of feeder radio frequency coaxial-cable, it includes inner wire, the insulating barrier outside inner wire, the outer conductor outside insulating barrier, the oversheath outside outer conductor；It is characterized in that the inner wire is the hollow tubular structures of closing, the hollow parts inside inner wire are filled with fiberglass reinforced plastics, and outer conductor is the tubular material of inner conductors full-shield, and insulating barrier is expanded material.Present invention further teaches the manufacture method of the coaxial cable.The present invention has following main beneficial effect：Using less, speed of production faster, the more stable reliable, manufacture method of performance is simple, equipment investment is few for metallic conductor.
Description
Technical field
The invention belongs to technical field of cables, more particularly, to a kind of feeder radio frequency coaxial-cable and its manufacturer
Method.
Background technology
In prior art, coaxial cable is the screen layer and shield being made up of center conductor, insulation material layer, reticulated
Jacket layer composition.The major defect that this cable is present is：Center conductor consumption is more, netted braiding speed is slower, therefore into
This is high.
The content of the invention
In order to solve the above problems, the purpose of the present invention is to disclose a kind of feeder radio frequency coaxial-cable, and it is to adopt
Realized with technical scheme below.
A kind of feeder radio frequency coaxial-cable, it includes inner wire, the insulating barrier outside inner wire, is located at
Outer conductor outside insulating barrier, the oversheath outside outer conductor；It is characterized in that the inner wire is the hollow pipe of closing
Shape structure, the hollow parts inside inner wire are filled with fiberglass reinforced plastics, and outer conductor is the pipe of inner conductors full-shield
Shape material, insulating barrier are expanded materials；The fiberglass reinforced plastics by weight, comprising following raw material：Length is
The glass fibre of 0.01～0.30mm, a diameter of 0.01～0.10mm：50～70 parts, acrylic resin：10～15 parts, polyethylene
Resin：15～20 parts, heat fusing glue：5～8 parts, magnesium hydroxide：10～15 parts, nylon 6：6～10 parts, Tissuemat E：1～3
Part, the antioxidant of commercially available model 264：1～2 part；The expanded material by weight, comprising following raw material：PE resins：
30～40 parts, foam plasticss：15～30 parts, commercially available model K-750 or commercially available model K-751 or commercially available model K-790
Plastics blowing agent：5～8 parts, acrylic resin：5～10 parts, TDE：5～10 parts.
A kind of feeder radio frequency coaxial-cable described above, it is characterised in that there is on the inner wire interior rolling
Stricture of vagina.
A kind of feeder radio frequency coaxial-cable described above, it is characterised in that have on the outer conductor and roll outward
Stricture of vagina.
A kind of feeder radio frequency coaxial-cable described above, it is characterised in that the material of the inner wire be copper or
Aluminum.
Further, a kind of feeder radio frequency coaxial-cable described above, it is characterised in that the inner wire
Wall thickness is 0.05mm～0.50mm.
A kind of feeder radio frequency coaxial-cable described above, it is characterised in that the material of the outer conductor be copper or
Aluminum, the thickness of outer conductor is 0.05mm～0.40mm.
A kind of feeder radio frequency coaxial-cable described above, it is characterised in that the outer conductor is composite,
The composite is referred to：With insulating barrier contact surface be the first film layer and oversheath contact surface be the second thin layer, positioned at the
Between one thin layer and the second thin layer is copper or aluminum, and the material of the first film layer is polyethylene or polypropylene, the second thin film
The material of layer is polyethylene or polypropylene, and the thickness of the first film layer is 0.025mm～0.10mm, and the thickness of the second thin layer is
0.025mm～0.10mm, the thickness of outer conductor is 0.06mm～0.40mm.
A kind of feeder radio frequency coaxial-cable described above, it is characterised in that the material of the insulating barrier is low close
Degree polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or low smoke and zero halogen polyethylene or PE foamed materials.
A kind of feeder radio frequency coaxial-cable described above, it is characterised in that the material of the oversheath is low close
Degree polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or low smoke and zero halogen polyethylene.
In the present invention, as inner wire employs tubular structure, boring, therefore the material of inner wire is cost savings
Consume, be decreased obviously cost；As inner wire hollow parts are filled with fiberglass reinforced plastics, therefore, inner wire is obtained
Strong support, during clamping inner wire, will not cause inner wire gross distortion, affect to use due to overexerting；Meanwhile,
As outer conductor instead of braiding structure of the prior art using metallic tube-shaped structure, metallic tube-shaped structure can be using longitudinal direction
The mode of cladding, is connected by the way of welding at edge butt joint, therefore speed of production weaves speed in having reached prior art
10～20 times；Drastically increase efficiency.
The manufacture method of a kind of feeder radio frequency coaxial-cable of the present invention, it is characterised in that it contains following steps：
Inner wire forming step：Select wall thickness for 0.05mm～0.50mm, width for needed for inner wire diameter 3.14～
Copper strips or aluminium strip are rolled into cylindrical shape by forming machine, and two edges joint are welded by 3.15 times of copper strips or aluminium strip
The on-line continuous that pick are welded；Meanwhile, take fiberglass reinforced plastics and fill the boring part that full copper strips or aluminium strip are formed
Form inner wire；Wherein, the fiberglass reinforced plastics by weight, comprising following raw material：Length be 0.01～
The glass fibre of 0.30mm, a diameter of 0.01～0.10mm：50～70 parts, acrylic resin：10～15 parts, polyvinyl resin：
15～20 parts, heat fusing glue：5～8 parts, magnesium hydroxide：10～15 parts, nylon 6：6～10 parts, Tissuemat E：It is 1～3 part, commercially available
The antioxidant of model 264：1～2 part；
Outer conductor forming step：Insulating layer material is extruded outside inner wire by extruding machine, makes insulating barrier external diameter be interior
1.5～3 times of conductor diameter, are cooled to insulating barrier；It is the 3.13 of insulating barrier external diameter that thickness is taken for 0.05mm～0.40mm, width
Copper strips or aluminium strip are rolled into cylindrical shape by forming machine and are coated on outside insulating barrier by～3.15 times of copper strips or aluminium strip, and
Two edges joint is welded with bonding machine on-line continuous, and polishes smooth weld and form outer conductor；Wherein, the insulating barrier
Expanded material, expanded material by weight, comprising following raw material：PE resins：30～40 parts, foam plasticss：15～30
The plastics blowing agent of part, commercially available model K-750 or commercially available model K-751 or commercially available model K-790：5～8 parts, poly- third
Olefine resin：5～10 parts, TDE：5～10 parts；Or, insulating layer material is extruded in inner wire by extruding machine
Outward, make insulating barrier external diameter be 1.5～3 times of inner wire diameter, be cooled to insulating barrier；Thickness is taken for 0.06mm～0.40mm, width
The composite for 3.13～3.15 times of insulating barrier external diameter is spent, composite is rolled into by cylindrical shape by forming machine and is wrapped
Overlay on outside insulating barrier, and two edges joint is welded with bonding machine on-line continuous, and polish smooth weld and form outer conductor；
Wherein, the insulating barrier is expanded material, expanded material by weight, comprising following raw material：PE resins：30～40 parts,
Foam plasticss：15～30 parts, commercially available model K-750 or commercially available model K-751 or commercially available model K-790 it is plastic foamed
Agent：5～8 parts, acrylic resin：5～10 parts, TDE：5～10 parts；The composite is referred to：Connect with insulating barrier
Contacting surface be the first film layer and oversheath contact surface be the second thin layer, between the first film layer and the second thin layer
It is copper or aluminum, the material of the first film layer is polyethylene or polypropylene, the material of the second thin layer is polyethylene or polypropylene,
The thickness of one thin layer is 0.025mm～0.10mm, and the thickness of the second thin layer is 0.025mm～0.10mm；
Oversheath extrusion step：Take Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or
Low-smoke halogen-free polyethylene material extrusion molding is coated on outside outer conductor and forms oversheath, completes feeder radio frequency coaxial-cable
Manufacture.
A kind of manufacture method of the feeder radio frequency coaxial-cable in embodiment of the present invention 2, it is characterised in that it
Containing following steps：
Inner wire forming step：Select wall thickness for 0.05mm～0.50mm, width for needed for inner wire diameter 3.14～
Copper strips or aluminium strip are formed the interior embossing band with interior embossing by embossing calender by 3.15 times of copper strips or aluminium strip；By interior embossing band
Cylindrical shape is rolled into by forming machine, and two edges joint is welded with bonding machine on-line continuous；Meanwhile, take glass fibre
Reinforced plastics fills the boring part formation inner wire that full copper strips or aluminium strip are formed；Wherein, the glass fiber reinforcement
Plastics by weight, comprising following raw material：Length is 0.01～0.30mm, the glass fibers of a diameter of 0.01～0.10mm
Dimension：50～70 parts, acrylic resin：10～15 parts, polyvinyl resin：15～20 parts, heat fusing glue：5～8 parts, magnesium hydroxide：
10～15 parts, nylon 6：6～10 parts, Tissuemat E：1～3 part, the antioxidant of commercially available model 264：1～2 part；
Outer conductor forming step：Insulating layer material is extruded outside inner wire by extruding machine, makes insulating barrier external diameter be interior
1.5～3 times of conductor diameter, are cooled to insulating barrier；It is the 3.13 of insulating barrier external diameter that thickness is taken for 0.05mm～0.40mm, width
Copper strips or aluminium strip are formed the outer embossing band with outer embossing by embossing calender by～3.15 times of copper strips or aluminium strip；By outer embossing
Band logical overmolding machine is rolled into cylindrical shape and is coated on outside insulating barrier, and two edges joint is welded with bonding machine on-line continuous
Connect, and polish smooth weld and form outer conductor；Wherein, the insulating barrier is expanded material, expanded material by weight, bag
Containing following raw material：PE resins：30～40 parts, foam plasticss：15～30 parts, commercially available model K-750 or commercially available model K-
The plastics blowing agent of 751 or commercially available models K-790：5～8 parts, acrylic resin：5～10 parts, TDE：5～10
Part；Or, insulating layer material is extruded outside inner wire by extruding machine, insulating barrier external diameter is made for the 1.5～3 of inner wire diameter
Times, it is cooled to insulating barrier；Thickness is taken for 0.06mm～0.40mm, the composite wood of 3.13～3.15 times that width is insulating barrier external diameter
Composite is formed the outer embossing band with outer embossing by embossing calender by material；Outer embossing band logical overmolding machine is rolled into into cylinder
Shape is simultaneously coated on outside insulating barrier, and two edges joint is welded with bonding machine on-line continuous, and polishes smooth weld
Form outer conductor；Wherein, the insulating barrier is expanded material, expanded material by weight, comprising following raw material：PE trees
Fat：30～40 parts, foam plasticss：15～30 parts, commercially available model K-750 or commercially available model K-751 or commercially available model K-
790 plastics blowing agent：5～8 parts, acrylic resin：5～10 parts, TDE：5～10 parts；The composite is
Refer to：With insulating barrier contact surface be the first film layer and oversheath contact surface be the second thin layer, positioned at the first film layer and second
Between thin layer is copper or aluminum, and the material of the first film layer is polyethylene or polypropylene, and the material of the second thin layer is poly- second
Alkene or polypropylene, the thickness of the first film layer is 0.025mm～0.10mm, the thickness of the second thin layer be 0.025mm～
0.10mm；
Oversheath extrusion step：Take Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or
Low-smoke halogen-free polyethylene material extrusion molding is coated on outside outer conductor and forms oversheath, completes feeder radio frequency coaxial-cable
Manufacture.
The present invention has following main beneficial effect：Using less, speed of production faster, performance is more stable can for metallic conductor
By, manufacture method is simple, equipment investment is few.
Description of the drawings
Fig. 1 is that one section of solution of embodiment of the present invention 1 cuts later dimensional structure diagram open.
Fig. 2 is that one section of solution of embodiment of the present invention 2 cuts later dimensional structure diagram open.
Specific embodiment
Embodiment 1
Ask for an interview Fig. 1, a kind of feeder radio frequency coaxial-cable, it includes inner wire 2, exhausted outside inner wire
Edge layer 3, the outer conductor 4 outside insulating barrier, the oversheath 5 outside outer conductor；It is characterized in that the inner wire is
The hollow tubular structures of closing, the hollow parts inside inner wire are filled with fiberglass reinforced plastics 1, and outer conductor is internally to lead
The tubular material of body full-shield, insulating barrier are expanded materials；The fiberglass reinforced plastics by weight, comprising following original
Material：Length is 0.01～0.30mm, the glass fibre of a diameter of 0.01～0.10mm：50～70 parts, acrylic resin：10～
15 parts, polyvinyl resin：15～20 parts, heat fusing glue：5～8 parts, magnesium hydroxide：10～15 parts, nylon 6：6～10 parts, poly- second
Alkene wax：1～3 part, the antioxidant of commercially available model 264：1～2 part；The expanded material by weight, comprising following former material
Material：PE resins：30～40 parts, foam plasticss：15～30 parts, commercially available model K-750 or commercially available model K-751 or commercially available type
Number for K-790 plastics blowing agent：5～8 parts, acrylic resin：5～10 parts, TDE：5～10 parts.
The manufacture method of a kind of feeder radio frequency coaxial-cable in this embodiment, it is characterised in that it is containing following
Step：
Inner wire forming step：Select wall thickness for 0.05mm～0.50mm, width for needed for inner wire diameter 3.14～
Copper strips or aluminium strip are rolled into cylindrical shape by forming machine, and two edges joint are welded by 3.15 times of copper strips or aluminium strip
The on-line continuous that pick are welded；Meanwhile, take fiberglass reinforced plastics and fill the boring part that full copper strips or aluminium strip are formed
Form inner wire；Wherein, the fiberglass reinforced plastics by weight, comprising following raw material：Length be 0.01～
The glass fibre of 0.30mm, a diameter of 0.01～0.10mm：50～70 parts, acrylic resin：10～15 parts, polyvinyl resin：
15～20 parts, heat fusing glue：5～8 parts, magnesium hydroxide：10～15 parts, nylon 6：6～10 parts, Tissuemat E：It is 1～3 part, commercially available
The antioxidant of model 264：1～2 part；
Outer conductor forming step：Insulating layer material is extruded outside inner wire by extruding machine, makes insulating barrier external diameter be interior
1.5～3 times of conductor diameter, are cooled to insulating barrier；It is the 3.13 of insulating barrier external diameter that thickness is taken for 0.05mm～0.40mm, width
Copper strips or aluminium strip are rolled into cylindrical shape by forming machine and are coated on outside insulating barrier by～3.15 times of copper strips or aluminium strip, and
Two edges joint is welded with bonding machine on-line continuous, and polishes smooth weld and form outer conductor；Wherein, the insulating barrier
Expanded material, expanded material by weight, comprising following raw material：PE resins：30～40 parts, foam plasticss：15～30
The plastics blowing agent of part, commercially available model K-750 or commercially available model K-751 or commercially available model K-790：5～8 parts, poly- third
Olefine resin：5～10 parts, TDE：5～10 parts；Or, insulating layer material is extruded in inner wire by extruding machine
Outward, make insulating barrier external diameter be 1.5～3 times of inner wire diameter, be cooled to insulating barrier；Thickness is taken for 0.06mm～0.40mm, width
The composite for 3.13～3.15 times of insulating barrier external diameter is spent, composite is rolled into by cylindrical shape by forming machine and is wrapped
Overlay on outside insulating barrier, and two edges joint is welded with bonding machine on-line continuous, and polish smooth weld and form outer conductor；
Wherein, the insulating barrier is expanded material, expanded material by weight, comprising following raw material：PE resins：30～40 parts,
Foam plasticss：15～30 parts, commercially available model K-750 or commercially available model K-751 or commercially available model K-790 it is plastic foamed
Agent：5～8 parts, acrylic resin：5～10 parts, TDE：5～10 parts；The composite is referred to：Connect with insulating barrier
Contacting surface be the first film layer and oversheath contact surface be the second thin layer, between the first film layer and the second thin layer
It is copper or aluminum, the material of the first film layer is polyethylene or polypropylene, the material of the second thin layer is polyethylene or polypropylene,
The thickness of one thin layer is 0.025mm～0.10mm, and the thickness of the second thin layer is 0.025mm～0.10mm；
Oversheath extrusion step：Take Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or
Low-smoke halogen-free polyethylene material extrusion molding is coated on outside outer conductor and forms oversheath, completes feeder radio frequency coaxial-cable
Manufacture.
Embodiment 2
Ask for an interview Fig. 2, a kind of feeder radio frequency coaxial-cable, it includes inner wire 2, exhausted outside inner wire
Edge layer 3, the outer conductor 4 outside insulating barrier, the oversheath 5 outside outer conductor；It is characterized in that the inner wire is
The hollow tubular structures of closing, the hollow parts inside inner wire are filled with fiberglass reinforced plastics 1, and outer conductor is internally to lead
The tubular material of body full-shield, insulating barrier are expanded materials；There is on the inner wire interior embossing 21；Have on the outer conductor
Outer embossing 41；The fiberglass reinforced plastics by weight, comprising following raw material：Length is 0.01～0.30mm, straight
Footpath is the glass fibre of 0.01～0.10mm：50～70 parts, acrylic resin：10～15 parts, polyvinyl resin：15～20 parts,
Heat fusing glue：5～8 parts, magnesium hydroxide：10～15 parts, nylon 6：6～10 parts, Tissuemat E：1～3 part, commercially available model 264
Antioxidant：1～2 part；The expanded material by weight, comprising following raw material：PE resins：30～40 parts, foam plastic
Material：15～30 parts, the plastics blowing agent of commercially available model K-750 or commercially available model K-751 or commercially available model K-790：5～
8 parts, acrylic resin：5～10 parts, TDE：5～10 parts.
Certainly, in this embodiment, can also be；The addition of interior embossing, can make interior
Conductor be more easy to shaping, qualification rate it is higher, and the combination of fiberglass reinforced plastics it is more firm.
Certainly, there is outer embossing in this embodiment, or only on outer conductor；The addition of outer embossing, can make outer
Conductor be more easy to shaping, qualification rate it is higher, and the combination of insulating barrier and oversheath it is more firm.
The manufacture method of a kind of feeder radio frequency coaxial-cable in this embodiment, it is characterised in that it is containing following
Step：
Inner wire forming step：Select wall thickness for 0.05mm～0.50mm, width for needed for inner wire diameter 3.14～
Copper strips or aluminium strip are formed the interior embossing band with interior embossing by embossing calender by 3.15 times of copper strips or aluminium strip；By interior embossing band
Cylindrical shape is rolled into by forming machine, and two edges joint is welded with bonding machine on-line continuous；Meanwhile, take glass fibre
Reinforced plastics fills the boring part formation inner wire that full copper strips or aluminium strip are formed；Wherein, the glass fiber reinforcement
Plastics by weight, comprising following raw material：Length is 0.01～0.30mm, the glass fibers of a diameter of 0.01～0.10mm
Dimension：50～70 parts, acrylic resin：10～15 parts, polyvinyl resin：15～20 parts, heat fusing glue：5～8 parts, magnesium hydroxide：
10～15 parts, nylon 6：6～10 parts, Tissuemat E：1～3 part, the antioxidant of commercially available model 264：1～2 part；
Outer conductor forming step：Insulating layer material is extruded outside inner wire by extruding machine, makes insulating barrier external diameter be interior
1.5～3 times of conductor diameter, are cooled to insulating barrier；It is the 3.13 of insulating barrier external diameter that thickness is taken for 0.05mm～0.40mm, width
Copper strips or aluminium strip are formed the outer embossing band with outer embossing by embossing calender by～3.15 times of copper strips or aluminium strip；By outer embossing
Band logical overmolding machine is rolled into cylindrical shape and is coated on outside insulating barrier, and two edges joint is welded with bonding machine on-line continuous
Connect, and polish smooth weld and form outer conductor；Wherein, the insulating barrier is expanded material, expanded material by weight, bag
Containing following raw material：PE resins：30～40 parts, foam plasticss：15～30 parts, commercially available model K-750 or commercially available model K-
The plastics blowing agent of 751 or commercially available models K-790：5～8 parts, acrylic resin：5～10 parts, TDE：5～10
Part；Or, insulating layer material is extruded outside inner wire by extruding machine, insulating barrier external diameter is made for the 1.5～3 of inner wire diameter
Times, it is cooled to insulating barrier；Thickness is taken for 0.06mm～0.40mm, the composite wood of 3.13～3.15 times that width is insulating barrier external diameter
Composite is formed the outer embossing band with outer embossing by embossing calender by material；Outer embossing band logical overmolding machine is rolled into into cylinder
Shape is simultaneously coated on outside insulating barrier, and two edges joint is welded with bonding machine on-line continuous, and polishes smooth weld
Form outer conductor；Wherein, the insulating barrier is expanded material, expanded material by weight, comprising following raw material：PE trees
Fat：30～40 parts, foam plasticss：15～30 parts, commercially available model K-750 or commercially available model K-751 or commercially available model K-
790 plastics blowing agent：5～8 parts, acrylic resin：5～10 parts, TDE：5～10 parts；The composite is
Refer to：With insulating barrier contact surface be the first film layer and oversheath contact surface be the second thin layer, positioned at the first film layer and second
Between thin layer is copper or aluminum, and the material of the first film layer is polyethylene or polypropylene, and the material of the second thin layer is poly- second
Alkene or polypropylene, the thickness of the first film layer is 0.025mm～0.10mm, the thickness of the second thin layer be 0.025mm～
0.10mm；
Oversheath extrusion step：Take Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or
Low-smoke halogen-free polyethylene material extrusion molding is coated on outside outer conductor and forms oversheath, completes feeder radio frequency coaxial-cable
Manufacture.
A kind of feeder radio frequency coaxial-cable described in any of the above-described embodiment, it is characterised in that the inner wire
Material be copper or aluminum.
Further, a kind of feeder radio frequency coaxial-cable described above, it is characterised in that the inner wire
Wall thickness is 0.05mm～0.50mm.
A kind of feeder radio frequency coaxial-cable described in any of the above-described embodiment, it is characterised in that the outer conductor
Material be copper or aluminum, the thickness of outer conductor is 0.05mm～0.40mm.
A kind of feeder radio frequency coaxial-cable described in any of the above-described embodiment, it is characterised in that the outer conductor
For composite, the composite is referred to：It is that the first film layer and oversheath contact surface are thin for second with insulating barrier contact surface
Film layer, between the first film layer and the second thin layer it is copper or aluminum, the material of the first film layer is polyethylene or poly- third
Alkene, the material of the second thin layer is polyethylene or polypropylene, and the thickness of the first film layer is 0.025mm～0.10mm, and second is thin
The thickness of film layer is 0.025mm～0.10mm, and the thickness of outer conductor is 0.06mm～0.40mm.
A kind of feeder radio frequency coaxial-cable described in any of the above-described embodiment, it is characterised in that the insulating barrier
Material can also be Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or the poly- second of low smoke and zero halogen
Alkene.
A kind of feeder radio frequency coaxial-cable described in any of the above-described embodiment, it is characterised in that the oversheath
Material be Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or low smoke and zero halogen polyethylene.
In the present invention, as inner wire employs tubular structure, boring, therefore the material of inner wire is cost savings
Consume, be decreased obviously cost；As inner wire hollow parts are filled with fiberglass reinforced plastics, therefore, inner wire is obtained
Strong support, during clamping inner wire, will not cause inner wire gross distortion, affect to use due to overexerting；Meanwhile,
As outer conductor instead of braiding structure of the prior art using metallic tube-shaped structure, metallic tube-shaped structure can be using longitudinal direction
The mode of cladding, is connected by the way of welding at edge butt joint, therefore speed of production weaves speed in having reached prior art
10～20 times；Drastically increase efficiency；Jing of the present invention is contrasted with coaxial cable of the prior art, and screening factor is higher,
It is only 25～30dB in prior art, and the screening factor >=38dB in the present invention.
Fiberglass reinforced plastics formula in the present invention cause the cohesive force of fiberglass reinforced plastics and inner wire >=
12N, peel strength >=3N/mm, inner wire（Comprising fiberglass reinforced plastics）Tensile strength be free from glass fiber reinforcement
2.5～3 times of the inner wire of plastics.
Insulation layer formula in the present invention cause outer conductor and the peel strength >=2.5N/mm of insulating barrier, inner wire with it is exhausted
Peel strength 2.0N/mm of edge layer.
The present invention has high anti-torsion and flexibility, inner wire diameter 1mm, insulating barrier external diameter 2.5mm, outer conductor
When diameter 2.9mm, oversheath diameter 4mm, 1 meter of length is taken, one section of fixation, the other end add 50N constant force and reverse clockwise
7200 degree, return, another mistake hour hands reverse 7200 degree, and cable has no cracking；The cable of 1 meter of length is equally taken, a diameter of 4mm is wound on
Plug on, sheath have no cracking, inside/outside conductor Jing CT scan detection, have no slight crack.
The present invention has following main beneficial effect：Using less, speed of production faster, performance is more stable can for metallic conductor
Lean on.
The present invention is not limited to above-mentioned preferred forms, it will be appreciated that the design of the present invention can be by other a variety of shapes
Formula is implemented to use, and they are also fallen within protection scope of the present invention.
Claims (4)
1. a kind of feeder radio frequency coaxial-cable, it includes inner wire, the insulating barrier outside inner wire, positioned at exhausted
Outer conductor outside edge layer, the oversheath outside outer conductor；It is characterized in that the inner wire is the hollow tubular of closing
Structure, the hollow parts inside inner wire are filled with fiberglass reinforced plastics, and outer conductor is the tubulose of inner conductors full-shield
Material, insulating barrier are expanded materials；The fiberglass reinforced plastics by weight, comprising following raw material：Length is
The glass fibre of 0.01～0.30mm, a diameter of 0.01～0.10mm：50～70 parts, acrylic resin：10～15 parts, polyethylene
Resin：15～20 parts, heat fusing glue：5～8 parts, magnesium hydroxide：10～15 parts, nylon 6：6～10 parts, Tissuemat E：1～3
Part, the antioxidant of commercially available model 264：1～2 part；The expanded material by weight, comprising following raw material：PE trees
Fat：30～40 parts, foam plasticss：15～30 parts, commercially available model K-750 or commercially available model K-751 or commercially available model K-
790 plastics blowing agent：5～8 parts, acrylic resin：5～10 parts, TDE：5～10 parts；Have on the inner wire
There is interior embossing；There is on the outer conductor outer embossing；The material of the inner wire is copper or aluminum；The wall thickness of the inner wire is
0.05mm～0.50mm；The outer conductor is composite, and the composite refers to：It is the first film with insulating barrier contact surface
Layer, and oversheath contact surface is the second thin layer, between the first film layer and the second thin layer is copper or aluminum, and first is thin
The material of film layer is polyethylene or polypropylene, and the material of the second thin layer is polyethylene or polypropylene, the thickness of the first film layer
For 0.025mm～0.10mm, the thickness of the second thin layer is 0.025mm～0.10mm, the thickness of outer conductor be 0.06mm～
0.40mm。
2. a kind of feeder radio frequency coaxial-cable according to claim 1, it is characterised in that the material of the oversheath
Material is Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or low smoke and zero halogen polyethylene.
3. a kind of manufacture method of feeder radio frequency coaxial-cable, it is characterised in that it contains following steps：
Inner wire forming step：Select wall thickness for 0.05mm～0.50mm, width 3.14～3.15 times of inner wire diameter for needed for
Copper strips or aluminium strip, copper strips or aluminium strip are rolled into by cylindrical shape by forming machine, and two edges joint bonding machine are existed
Line is continuously welded；Meanwhile, the boring part for taking the full copper strips of fiberglass reinforced plastics filling or aluminium strip formation forms interior
Conductor；Wherein, the fiberglass reinforced plastics by weight, comprising following raw material：Length is 0.01～0.30mm, straight
Footpath is the glass fibre of 0.01～0.10mm：50～70 parts, acrylic resin：10～15 parts, polyvinyl resin：15～20 parts,
Heat fusing glue：5～8 parts, magnesium hydroxide：10～15 parts, nylon 6：6～10 parts, Tissuemat E：1～3 part, commercially available model 264
Antioxidant：1～2 part；
Outer conductor forming step：Insulating layer material is extruded outside inner wire by extruding machine, makes insulating barrier external diameter be inner wire
1.5～3 times of diameter, are cooled to insulating barrier；Take thickness for 0.06mm～0.40mm, width for insulating barrier external diameter 3.13～
Composite is rolled into cylindrical shape by forming machine and is coated on outside insulating barrier by 3.15 times of composite, and by both sides
Edge joint is welded with bonding machine on-line continuous, and polishes smooth weld formation outer conductor；Wherein, the insulating barrier is foaming
Material, expanded material by weight, comprising following raw material：PE resins：30～40 parts, foam plasticss：15～30 parts, city
Sell the plastics blowing agent of model K-750 or commercially available model K-751 or commercially available model K-790：5～8 parts, polypropylene tree
Fat：5～10 parts, TDE：5～10 parts；The composite is referred to：With insulating barrier contact surface be the first film layer,
It is the second thin layer, between the first film layer and the second thin layer is copper or aluminum with oversheath contact surface, the first film
The material of layer is polyethylene or polypropylene, and the material of the second thin layer is polyethylene or polypropylene, and the thickness of the first film layer is
0.025mm～0.10mm, the thickness of the second thin layer is 0.025mm～0.10mm；
Oversheath extrusion step：Take Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or low cigarette
Halogen-free polyvinyl material extrusion molding is coated on outside outer conductor and forms oversheath, completes the system of feeder radio frequency coaxial-cable
Make.
4. a kind of manufacture method of feeder radio frequency coaxial-cable, it is characterised in that it contains following steps：
Inner wire forming step：Select wall thickness for 0.05mm～0.50mm, width 3.14～3.15 times of inner wire diameter for needed for
Copper strips or aluminium strip, copper strips or aluminium strip are formed into the interior embossing band with interior embossing by embossing calender；By interior embossing band by into
Type machine is rolled into cylindrical shape, and two edges joint is welded with bonding machine on-line continuous；Meanwhile, take glass fiber reinforcement modeling
The boring part that the full copper strips of material filling or aluminium strip are formed forms inner wire；Wherein, the fiberglass reinforced plastics is pressed
Weight portion meter, comprising following raw material：Length is 0.01～0.30mm, the glass fibre of a diameter of 0.01～0.10mm：50～
70 parts, acrylic resin：10～15 parts, polyvinyl resin：15～20 parts, heat fusing glue：5～8 parts, magnesium hydroxide：10～15
Part, nylon 6：6～10 parts, Tissuemat E：1～3 part, the antioxidant of commercially available model 264：1～2 part；
Outer conductor forming step：Insulating layer material is extruded outside inner wire by extruding machine, makes insulating barrier external diameter be inner wire
1.5～3 times of diameter, are cooled to insulating barrier；Take thickness for 0.06mm～0.40mm, width for insulating barrier external diameter 3.13～
Composite is formed the outer embossing band with outer embossing by embossing calender by 3.15 times of composite；Outer embossing band is passed through
Forming machine is rolled into cylindrical shape and is coated on outside insulating barrier, and two edges joint is welded with bonding machine on-line continuous, and
Polish smooth weld and form outer conductor；Wherein, the insulating barrier is expanded material, expanded material by weight, comprising with
Lower raw material：PE resins：30～40 parts, foam plasticss：15～30 parts, commercially available model K-750 or commercially available model K-751
Or the plastics blowing agent of commercially available model K-790：5～8 parts, acrylic resin：5～10 parts, TDE：5～10 parts；
The composite is referred to：With insulating barrier contact surface be the first film layer and oversheath contact surface be the second thin layer, positioned at the
Between one thin layer and the second thin layer is copper or aluminum, and the material of the first film layer is polyethylene or polypropylene, the second thin film
The material of layer is polyethylene or polypropylene, and the thickness of the first film layer is 0.025mm～0.10mm, and the thickness of the second thin layer is
0.025mm～0.10mm；
Oversheath extrusion step：Take Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or low cigarette
Halogen-free polyvinyl material extrusion molding is coated on outside outer conductor and forms oversheath, completes the system of feeder radio frequency coaxial-cable
Make.
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| CN201510159899.6A CN104733822B (en) | 2015-04-07 | 2015-04-07 | A kind of feeder radio frequency coaxial-cable and its manufacture method |
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| CN201510159899.6A CN104733822B (en) | 2015-04-07 | 2015-04-07 | A kind of feeder radio frequency coaxial-cable and its manufacture method |
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| CN107331459A (en) * | 2016-02-25 | 2017-11-07 | 杨攀 | A kind of high-pressure coaxial cable |
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|---|---|---|---|---|
| US6326551B1 (en) * | 1997-08-14 | 2001-12-04 | Commscope Properties, Llc | Moisture-absorbing coaxial cable and method of making same |
| CN102160127A (en) * | 2008-09-23 | 2011-08-17 | 安德鲁有限责任公司 | Thermal mass compensated dielectric foam support structures for coaxial cables and method of manufacture |
| CN202352814U (en) * | 2011-12-20 | 2012-07-25 | 新泰爱克电缆有限公司 | Spiral patterned internal conductor radio frequency cable |
| CN103872414A (en) * | 2014-03-13 | 2014-06-18 | 苏州科茂电子材料科技有限公司 | Novel bending-resistant radio-frequency coaxial cable |
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2015
- 2015-04-07 CN CN201510159899.6A patent/CN104733822B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6326551B1 (en) * | 1997-08-14 | 2001-12-04 | Commscope Properties, Llc | Moisture-absorbing coaxial cable and method of making same |
| CN102160127A (en) * | 2008-09-23 | 2011-08-17 | 安德鲁有限责任公司 | Thermal mass compensated dielectric foam support structures for coaxial cables and method of manufacture |
| CN202352814U (en) * | 2011-12-20 | 2012-07-25 | 新泰爱克电缆有限公司 | Spiral patterned internal conductor radio frequency cable |
| CN103872414A (en) * | 2014-03-13 | 2014-06-18 | 苏州科茂电子材料科技有限公司 | Novel bending-resistant radio-frequency coaxial cable |
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| CN104733822A (en) | 2015-06-24 |
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Effective date of registration: 20190704 Address after: 528451 Dongheng Road, Nanlang Town, Zhongshan City, Guangdong Province Patentee after: GUANGDONG JOYBELL COMMUNICATION TECHNOLOGY CO., LTD. Address before: 362609 Room 403, 11 Block 67, Zhongxin Third Ring Road, Luocheng Town, Hui'an County, Quanzhou City, Fujian Province Patentee before: Su Lingping |