CN109188633A - Network equipment ruggedized fiber optic cable - Google Patents
Network equipment ruggedized fiber optic cable Download PDFInfo
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- CN109188633A CN109188633A CN201811218959.7A CN201811218959A CN109188633A CN 109188633 A CN109188633 A CN 109188633A CN 201811218959 A CN201811218959 A CN 201811218959A CN 109188633 A CN109188633 A CN 109188633A
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- magnetic screen
- optical cable
- network equipment
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
Abstract
This application involves a kind of network equipment ruggedized fiber optic cables, including optical cable main body, reinforce steel wire floor, outsourcing protective case, core and reinforcement support bars, the optical cable main body is internally provided with reinforcement support bars, the optical cable body interior of the reinforcement support bars side is all provided with core, optical cable body interior between the core is filled with epoxy resin, reinforcing steel wire floor is provided on the outside of the optical cable main body, insulating layer is provided on the outside of the reinforcing steel wire floor, the first electro-magnetic screen layer is provided on the outside of the insulating layer, the second electro-magnetic screen layer is provided on the outside of first electro-magnetic screen layer；First electro-magnetic screen layer, the second electro-magnetic screen layer are that a kind of weaving textile with electro-magnetic screen function forms, which includes fabric body, which is polyester fiber；Cu-Cu composite membrane is equipped on fabric body surface.
Description
Technical field
This application involves optical cable technology field more particularly to a kind of network equipment ruggedized fiber optic cables.
Background technique
Optical cable is manufactured to meet the performance specification of optics, machinery or environment, it is to utilize to be placed in cladding sheath
In one or more optical fiber as transmission medium and the communications cable component that can use individually or in groups, set mainly for network
It is standby to use.
But common currently on the market is all for the simple optical cable of structure, in actual use due to squeezing mostly
It is short that situations such as pressure, friction, causes such optical cable service life all to compare, and many wealth will not only be wasted by frequently replacing optical cable
Power resource but will waste a large amount of time, so this just promotes a kind of high slight optical cable to be born.In addition, common optical cable
Do not have electromagnetic shielding effect.
Summary of the invention
The present invention is intended to provide a kind of network equipment ruggedized fiber optic cable, set forth above to solve the problems, such as.
A kind of network equipment ruggedized fiber optic cable, including optical cable main body (1), reinforcing steel are provided in the embodiment of the present invention
Silk layer (2), outsourcing protective case (6), core (10) and reinforcement support bars (11), being internally provided with for the optical cable main body (1) add
Clamped strut (11), the optical cable main body (1) of reinforcement support bars (11) side is internal to be all provided with core (10), the core
(10) epoxy resin (12) are filled with inside the optical cable main body (1) between, are provided with reinforcing steel on the outside of the optical cable main body (1)
Silk layer (2) is provided with insulating layer (3) on the outside of the reinforcing steel wire floor (2), is provided with first on the outside of the insulating layer (3)
Electro-magnetic screen layer (4) is provided with the second electro-magnetic screen layer (5) on the outside of first electro-magnetic screen layer (4), second electromagnetism
It being provided on the outside of shielded layer (5) outsourcing protective case (6), the outsourcing protective case (6) is internally provided with protection base (13),
Outsourcing protective case (6) on the inside of protection base (13) is internally provided with cushion rubber layer (14), the cushion rubber layer
(14) the outsourcing protective case (6) on the inside of is internally provided with foam filled layer (15), is provided on the outside of the outsourcing protective case (6)
Flame-retardant layer (7) is provided with waterproof layer (8) on the outside of the flame-retardant layer (7), and the surface of the outsourcing protective case (6) is printed on optical cable
Information nameplate (16)；First electro-magnetic screen layer, the second electro-magnetic screen layer are a kind of fabric with electro-magnetic screen function
It weaves, which includes fabric body, which is polyester fiber；It is compound that Cu-Cu is equipped on fabric body surface
Film.
The technical solution that the embodiment of the present invention provides can include the following benefits:
The network equipment optical cable, can by being internally provided in criss-cross reinforcement support bars in this optical cable main body
The anti-extrusion ability of the entirety of this optical cable main body is set to become strong, use intensity greatly increases, and by being arranged in the outside of optical cable main body
There is reinforcing steel wire floor, the whole use intensity of this optical cable can be made further to be promoted, and by reinforcing steel wire floor
Outside is provided with insulating layer, the first electro-magnetic screen layer and the second electro-magnetic screen layer, can make this optical cable in actual use
Extraneous powered electromagnetic can effectively be completely cut off, avoid in use extraneous powered electromagnetic the use of this optical cable is caused to do
It disturbs, and by being internally provided with protection base, cushion rubber layer and foam filled layer in outsourcing protective case, this optical cable can be made
Whole use toughness greatly improves, and service life extends, finally by being provided with flame-retardant layer on the outside of outsourcing protective case, prevent
Water layer and wearing layer can make this optical cable that can effectively adapt to extraneous adverse circumstances in actual use, avoid disliking
Bad environment damages optical cable.
The additional aspect of the application and advantage will be set forth in part in the description, and will partially become from the following description
It obtains obviously, or recognized by the practice of the application.It should be understood that above general description and following detailed description are only
Be it is exemplary and explanatory, the application can not be limited.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings, but the embodiment in attached drawing is not constituted to any limit of the invention
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Fig. 1 is cross-sectional view of the invention；
Fig. 2 is optical cable body interior structural schematic diagram of the invention；
Fig. 3 is outsourcing protective case schematic diagram of internal structure of the invention；
Fig. 4 is outsourcing protective case front view of the invention.
In figure: 1- optical cable main body；2- reinforces steel wire floor；3- insulating layer；The first electro-magnetic screen layer of 4-；5- second is electromagnetically shielded
Layer；6- outsourcing protective case；7- flame-retardant layer；8- waterproof layer；9- wearing layer；10- core；11- reinforcement support bars；12- epoxy resin；
13- protects base；14- cushion rubber layer；15- foam filled layer；16- optical cable information nameplate.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended
The example of device and method being described in detail in claims, some aspects of the invention are consistent.
Embodiments herein is related to a kind of network equipment ruggedized fiber optic cable, please refers to Fig. 1-4, and provided by the invention one
Kind embodiment: a kind of network equipment ruggedized fiber optic cable, including optical cable main body 1, reinforcing steel wire floor 2, outsourcing protective case 6, core
10 and reinforcement support bars 11, optical cable main body 1 is internally provided with reinforcement support bars 11, and reinforcement support bars 11 are in cross, passes through
In being internally provided in criss-cross reinforcement support bars 11 for this optical cable main body 1, the entirety of this optical cable main body 1 can be made anti-extrusion
Ability becomes strong, and use intensity greatly increases, and is all provided with core 10, core inside the optical cable main body 1 of 11 side of reinforcement support bars
10 are provided with four, and are all entwined by more copper conducting wires, and asphalt mixtures modified by epoxy resin is filled with inside the optical cable main body 1 between core 10
Rouge 12, the outside of optical cable main body 1, which is provided with, reinforces steel wire floor 2, and by being provided with reinforcing steel wire floor in the outside of optical cable main body 1
2, the whole use intensity of this optical cable can be made further to be promoted, the outside for reinforcing steel wire floor 2 is provided with insulating layer 3,
Insulating layer 3 is PVC polymeric dielectric layer, and the outside of insulating layer 3 is provided with the first electro-magnetic screen layer 4, the first electro-magnetic screen layer 4
Outside is provided with the second electro-magnetic screen layer 5, and is electromagnetically shielded by being provided with insulating layer 3, first in the outside for reinforcing steel wire floor 2
Layer 4 and the second electro-magnetic screen layer 5, can make this optical cable that can effectively completely cut off extraneous powered electromagnetic in actual use,
Avoid in use extraneous powered electromagnetic the use of this optical cable is interfered, the outside setting of the second electro-magnetic screen layer 5
There is outsourcing protective case 6, outsourcing protective case 6 is internally provided with protection base 13, in the outsourcing protective case 6 for protecting 13 inside of base
Portion is provided with cushion rubber layer 14, and the outsourcing protective case 6 of 14 inside of cushion rubber layer is internally provided with foam filled layer 15, and leads to
It crosses and is internally provided with protection base 13, cushion rubber layer 14 and foam filled layer 15 in outsourcing protective case 6, this optical cable can be made
Whole use toughness greatly improves, and service life extends, and the outside of outsourcing protective case 6 is provided with flame-retardant layer 7, flame-retardant layer 7
Outside is provided with waterproof layer 8, and the outside of waterproof layer 8 is provided with wearing layer 9, is arranged finally by the outside of outsourcing protective case 6
There are flame-retardant layer 7, waterproof layer 8 and wearing layer 9, can make this optical cable that can effectively adapt to extraneous evil in actual use
Bad environment, avoids rugged environment from damaging optical cable, and the surface of outsourcing protective case 6 is printed on optical cable information nameplate 16.
Working principle: before use, first checking that present networks equipment optical fiber cable surface whether there is apparent defect, guarantee that it makes
Then present networks equipment optical fiber cable is carried to using place and is attached assembly use, added during use by safety
Gu protection base 13, cushion rubber layer 14 and bubble inside steel wire floor 2, wearing layer 9, outsourcing protective case 6 and outsourcing protective case 6
Optical cable main body 1 is effectively protected in foam filled layer 15, it is therefore prevented that and the external world squeezes, friction damages optical cable main body 1, insulating layer 3,
First electro-magnetic screen layer 4 and the second electro-magnetic screen layer 5 have effectively completely cut off extraneous powered electromagnetic interference, ensure that optical cable main body
1 normal use, flame-retardant layer 7 and waterproof layer 8 effectively avoid extraneous adverse circumstances from impacting this optical cable main body 1.
First electro-magnetic screen layer 4, the second electro-magnetic screen layer 5 are a kind of weaving textile with electro-magnetic screen function
It forms, which includes fabric body, which is polyester fiber；
Wherein, Cu-Cu composite membrane is equipped on fabric body surface.
Wherein, which is by adding filler A, using melting blended be prepared；Wherein, in polyester fiber
Material content is respectively as follows: the filler A of 6-10%, and surplus is polyester.
Material content is respectively as follows: 9% filler A in polyester fiber, and surplus is polyester.
It should be noted that above-mentioned filler A includes CNT, Cu nanoparticle and Ag nanoparticle.
In this embodiment, Cu, Ag nanoparticle are added in polyester fiber as filler, on the one hand its can with it is rear
Continuous Cu-Cu composite membrane formation is combined closely, and considerably increases the combination of polyester fiber and metal composite film, it is multiple to solve metal
Close film unstable problem in conjunction with substrate；On the other hand, which can also be total with the metal composite film
With electromagnetic shielding network is constituted, increase electromagnetic shielding efficiency.The carbon nanotube is preferably single-walled carbon nanotube, is received using single wall carbon
Mitron, structure can be regarded as to be crimped by single layer flake graphite, surface with higher can, for its in above-mentioned filler A
Unexpected beneficial effect is played in the combination of its particle.
Preferably, in filler A, the mass fraction of each substance is respectively as follows: 4 parts of CNT, and 7 parts of Cu nanoparticle, Ag nanoparticle
8 parts of son；Preferably, in filler A, the partial size of Cu nanoparticle and Ag nanoparticle is followed successively by 100nm, 200nm.It is understood that
The polyester fiber passes through addition filler A, wherein CNT, Cu nanoparticle and Ag nanoparticle can be cooperateed with and be played a role, can
Guarantee that the effectiveness ageing resistance of polyester fiber is good, while playing the role of washing-resistance.
The Cu-Cu composite membrane of the polyester fibre surface is successively to be realized using magnetron sputtering copper film and chemical plating copper film.
Preferably, the magnetron sputtering copper film with a thickness of 1 μm；
Preferably, the chemical plating copper film with a thickness of 2 μm；
The scheme that the technical solution of the application is combined using magnetic control and chemical plating is successively equipped with magnetic control on fabric body surface
Sputter copper film and chemical plating copper film, the two is in conjunction with forming the Cu-Cu composite membrane, on the one hand, its with excellent electric conductivity,
The filler A being equipped in wearability, washability and electromagnetic shielding performance also, fabric body can closely be tied with Cu-Cu composite membrane
It closes, increases the binding force of fabric body outer membrane.
On the other hand the application is related to a kind of preparation process of fabric with electro-magnetic screen function:
S1, polyester fiber is prepared using melting is blended；
S2, to polyester fibre surface magnetron sputtering C u film；
S3, again to polyester fibre surface Electroless Cu Plating film；
Specifically, in S2, it is described to polyester fibre surface magnetron sputtering C u film specifically: polyester fiber is put into magnetic control and is splashed
It penetrates in instrument, is evacuated to 1.5 × 10-5Pa opens argon gas, gate valve is adjusted, so that pressure between 1.5~5.0Pa, is beaten
Sample autobiography program is opened, pre-sputtering 15min, then magnetron sputtering C u film, after sputtering, polyester fiber is taken out, using nitrogen
Air-blowing is swept；
Wherein, the magnetron sputtering C u film with a thickness of 1 μm.
The magnetron sputtering power is 300W.
In magnetron sputtering process, the bombardment of metal ion will cause the raising of polyester fibre surface temperature, so that polyester is fine
Dimension table face forms the active site of suitable metallic film growth, and then can effectively increase magnetron sputtering C u film and polyester fiber
Binding force.
Specifically, in S3, it is described again to polyester fibre surface Electroless Cu Plating film specifically:
Polyester fiber after above-mentioned magnetron sputtering C u film is placed in copper plating bath, the copper facing at 53 DEG C is used after copper facing
Water rinses, and the fabric with electro-magnetic screen function is obtained after drying；
Wherein, the composition of the chemical bronze plating liquid are as follows: Salzburg vitriol 5g/L, sodium hypophosphite 35g/L, citric acid
28g/L, bitter salt 0.8g/L, boric acid 16g/L, sodium borohydride 12g/L；
Specifically, the pH that the chemical bronze plating liquid sodium hydroxide adjusts plating solution is 12.5；
Specifically, the chemical plating copper film with a thickness of 2 μm.In view of magnetron sputtering overlong time and excessively high temperature meeting
Have an adverse effect to fabric body, therefore, in technical scheme, by by magnetron sputtering C u film with plating Cu in conjunction with,
The two is tightly combined, smaller in conjunction with resistance so that the Cu-Cu composite membrane have good effectiveness, also, gram
Having taken magnetron sputtering overlong time and excessively high temperature can have an adverse effect to fabric body.Using the Cu-Cu composite membrane pair
Unexpected beneficial effect is played in the absorption of electromagnetic shielding.
Specifically, in S1, it is described to prepare polyester fiber using melting is blended specifically: firstly, according to mass ratio, it will
CNT, Cu nanoparticle and Ag nanoparticle are uniformly mixed, and after wet grinding, are put into Muffle furnace and are carried out 310 DEG C of calcinings
50min obtains the filler A after cooling down；Then, it weighs filler A and polyester slice carries out combination drying；Drying is in vacuum
It carries out in rotary drum dryer, extracts moisture with air by vacuum system, drying temperature is 130 DEG C；Original after drying
Melt of the material under screw extruder effect after melting is pumped to uniform removing in homogeneous removal of impurities blender through melt and live together
Reason, melt are 30min~90min in the residence time of homogeneous removal of impurities blender；Polyester fondant after homogeneous removal of impurities is through Melt Pump
It send to secondary filter, filtered melt enters spinning manifold, condition of spinning manifold temperature after being set the blend melt on pipeline
Control is at 250~280 DEG C；Fiber after spinning is carried out drawing-off to process to get polyester fiber；
Preferably, material content is respectively as follows: the filler A of 6-10% in the polyester fiber, and surplus is polyester.Below with reference to
Specific embodiment makes further explanation to the present invention:
Embodiment 1
A kind of fabric with electro-magnetic screen function, including fabric body, the fabric body are polyester fiber, wherein
Fabric body surface is equipped with Cu-Cu composite membrane.The polyester fiber is by adding filler A, using melting blended be prepared；
Wherein, in polyester fiber material content be respectively as follows: 6% filler A, surplus is polyester；Filler A includes CNT, Cu nanoparticle
With Ag nanoparticle, the mass fraction of each substance is respectively as follows: 4 parts of CNT, 7 parts of Cu nanoparticle, 8 parts of Ag nanoparticle；Cu receives
The partial size of rice corpuscles and Ag nanoparticle is followed successively by 100nm, 200nm.
A kind of preparation process of the fabric with electro-magnetic screen function:
S1, polyester fiber is prepared using melting is blended: firstly, according to mass ratio, CNT, Cu nanoparticle and Ag being received
Rice corpuscles is uniformly mixed, and after wet grinding, is put into 310 DEG C of calcining 50min of progress in Muffle furnace, is obtained after cooling down described
Filler A；Then, it weighs filler A and polyester slice carries out combination drying；Drying carries out in vacuum drum drying machine, by true
Empty set system extracts moisture with air, and drying temperature is 130 DEG C；Raw material after drying melts under screw extruder effect
Melt afterwards is pumped in homogeneous removal of impurities blender through melt and carries out homogenization removal of impurities processing, and melt is in homogeneous removal of impurities blender
Residence time is 30min~90min；Polyester fondant after homogeneous removal of impurities is pumped to secondary filter through melt, filtered molten
Body enters spinning manifold after being set the blend melt on pipeline, and condition of spinning manifold temperature is controlled at 250~280 DEG C；After spinning
Fiber carry out drawing-off process to get polyester fiber；
S2, to polyester fibre surface magnetron sputtering C u film: polyester fiber is put into magnetic control sputtering device, is evacuated to 1.5
×10-5Pa opens argon gas, adjusts gate valve, so that pressure between 1.5~5.0Pa, opens sample autobiography program, in advance
15min is sputtered, then magnetron sputtering C u film, after sputtering, polyester fiber is taken out, is purged using nitrogen；
Wherein, the magnetron sputtering C u film with a thickness of 1 μm；
The magnetron sputtering power is 300W；
S3, again to polyester fibre surface Electroless Cu Plating film: the polyester fiber after above-mentioned magnetron sputtering C u film is placed in copper facing
In liquid, the copper facing at 53 DEG C is rinsed with water after copper facing, and the fabric with electro-magnetic screen function is obtained after drying；
Wherein, the composition of the chemical bronze plating liquid are as follows: Salzburg vitriol 5g/L, sodium hypophosphite 35g/L, citric acid
28g/L, bitter salt 0.8g/L, boric acid 16g/L, sodium borohydride 12g/L；
Specifically, the pH that the chemical bronze plating liquid sodium hydroxide adjusts plating solution is 12.5；
Specifically, the chemical plating copper film with a thickness of 2 μm.
Shield effectiveness of the Electromagnetically shielding fabrics prepared by the present embodiment in the case where electromagnetic wave bands are 30-1500MHz is tested,
Obtaining result is 62dB, and effectiveness is good；
After washed 500 times, shield effectiveness rate of descent is 2.4%, has good anti-washing effect.
Embodiment 2
A kind of fabric with electro-magnetic screen function, including fabric body, the fabric body are polyester fiber, wherein
Fabric body surface is equipped with Cu-Cu composite membrane.The polyester fiber is by adding filler A, using melting blended be prepared；
Wherein, in polyester fiber material content be respectively as follows: 10% filler A, surplus is polyester；Filler A includes CNT, Cu nanoparticle
Son and Ag nanoparticle, the mass fraction of each substance are respectively as follows: 4 parts of CNT, 7 parts of Cu nanoparticle, 8 parts of Ag nanoparticle；Cu
The partial size of nanoparticle and Ag nanoparticle is followed successively by 100nm, 200nm.
A kind of preparation process of the fabric with electro-magnetic screen function:
S1, polyester fiber is prepared using melting is blended: firstly, according to mass ratio, CNT, Cu nanoparticle and Ag being received
Rice corpuscles is uniformly mixed, and after wet grinding, is put into 310 DEG C of calcining 50min of progress in Muffle furnace, is obtained after cooling down described
Filler A；Then, it weighs filler A and polyester slice carries out combination drying；Drying carries out in vacuum drum drying machine, by true
Empty set system extracts moisture with air, and drying temperature is 130 DEG C；Raw material after drying melts under screw extruder effect
Melt afterwards is pumped in homogeneous removal of impurities blender through melt and carries out homogenization removal of impurities processing, and melt is in homogeneous removal of impurities blender
Residence time is 30min~90min；Polyester fondant after homogeneous removal of impurities is pumped to secondary filter through melt, filtered molten
Body enters spinning manifold after being set the blend melt on pipeline, and condition of spinning manifold temperature is controlled at 250~280 DEG C；After spinning
Fiber carry out drawing-off process to get polyester fiber；
S2, to polyester fibre surface magnetron sputtering C u film: polyester fiber is put into magnetic control sputtering device, is evacuated to 1.5
×10-5Pa opens argon gas, adjusts gate valve, so that pressure between 1.5~5.0Pa, opens sample autobiography program, in advance
15min is sputtered, then magnetron sputtering C u film, after sputtering, polyester fiber is taken out, is purged using nitrogen；
Wherein, the magnetron sputtering C u film with a thickness of 1 μm；
The magnetron sputtering power is 300W；
S3, again to polyester fibre surface Electroless Cu Plating film: the polyester fiber after above-mentioned magnetron sputtering C u film is placed in copper facing
In liquid, the copper facing at 53 DEG C is rinsed with water after copper facing, and the fabric with electro-magnetic screen function is obtained after drying；
Wherein, the composition of the chemical bronze plating liquid are as follows: Salzburg vitriol 5g/L, sodium hypophosphite 35g/L, citric acid
28g/L, bitter salt 0.8g/L, boric acid 16g/L, sodium borohydride 12g/L；
Specifically, the pH that the chemical bronze plating liquid sodium hydroxide adjusts plating solution is 12.5；
Specifically, the chemical plating copper film with a thickness of 2 μm.
Shield effectiveness of the Electromagnetically shielding fabrics prepared by the present embodiment in the case where electromagnetic wave bands are 30-1500MHz is tested,
Obtaining result is 59dB；
After washed 500 times, shield effectiveness rate of descent is 3.3%, has good anti-washing effect.
Embodiment 3
A kind of fabric with electro-magnetic screen function, including fabric body, the fabric body are polyester fiber, wherein
Fabric body surface is equipped with Cu-Cu composite membrane.The polyester fiber is by adding filler A, using melting blended be prepared；
Wherein, in polyester fiber material content be respectively as follows: 9% filler A, surplus is polyester；Filler A includes CNT, Cu nanoparticle
With Ag nanoparticle, the mass fraction of each substance is respectively as follows: 4 parts of CNT, 7 parts of Cu nanoparticle, 8 parts of Ag nanoparticle；Cu receives
The partial size of rice corpuscles and Ag nanoparticle is followed successively by 100nm, 200nm.
A kind of preparation process of the fabric with electro-magnetic screen function:
S1, polyester fiber is prepared using melting is blended: firstly, according to mass ratio, CNT, Cu nanoparticle and Ag being received
Rice corpuscles is uniformly mixed, and after wet grinding, is put into 310 DEG C of calcining 50min of progress in Muffle furnace, is obtained after cooling down described
Filler A；Then, it weighs filler A and polyester slice carries out combination drying；Drying carries out in vacuum drum drying machine, by true
Empty set system extracts moisture with air, and drying temperature is 130 DEG C；Raw material after drying melts under screw extruder effect
Melt afterwards is pumped in homogeneous removal of impurities blender through melt and carries out homogenization removal of impurities processing, and melt is in homogeneous removal of impurities blender
Residence time is 30min~90min；Polyester fondant after homogeneous removal of impurities is pumped to secondary filter through melt, filtered molten
Body enters spinning manifold after being set the blend melt on pipeline, and condition of spinning manifold temperature is controlled at 250~280 DEG C；After spinning
Fiber carry out drawing-off process to get polyester fiber；
S2, to polyester fibre surface magnetron sputtering C u film: polyester fiber is put into magnetic control sputtering device, is evacuated to 1.5
×10-5Pa opens argon gas, adjusts gate valve, so that pressure between 1.5~5.0Pa, opens sample autobiography program, in advance
15min is sputtered, then magnetron sputtering C u film, after sputtering, polyester fiber is taken out, is purged using nitrogen；
Wherein, the magnetron sputtering C u film with a thickness of 1 μm；
The magnetron sputtering power is 300W；
S3, again to polyester fibre surface Electroless Cu Plating film: the polyester fiber after above-mentioned magnetron sputtering C u film is placed in copper facing
In liquid, the copper facing at 53 DEG C is rinsed with water after copper facing, and the fabric with electro-magnetic screen function is obtained after drying；
Wherein, the composition of the chemical bronze plating liquid are as follows: Salzburg vitriol 5g/L, sodium hypophosphite 35g/L, citric acid
28g/L, bitter salt 0.8g/L, boric acid 16g/L, sodium borohydride 12g/L；
Specifically, the pH that the chemical bronze plating liquid sodium hydroxide adjusts plating solution is 12.5；
Specifically, the chemical plating copper film with a thickness of 2 μm.
Shield effectiveness of the Electromagnetically shielding fabrics prepared by the present embodiment in the case where electromagnetic wave bands are 30-1500MHz is tested,
Obtaining result is 68dB；
After washed 500 times, shield effectiveness rate of descent is 2.4%, has good anti-washing effect.
The foregoing is merely preferred modes of the invention, are not intended to limit the invention, all in spirit and original of the invention
Within then, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of network equipment ruggedized fiber optic cable, including optical cable main body (1), reinforcing steel wire floor (2), outsourcing protective case (6), line
Core (10) and reinforcement support bars (11), which is characterized in that the optical cable main body (1) is internally provided with reinforcement support bars (11),
It is all provided with core (10) inside the optical cable main body (1) of reinforcement support bars (11) side, the light between the core (10)
Epoxy resin (12) are filled with inside cable main body (1), is provided on the outside of the optical cable main body (1) and reinforces steel wire floor (2), it is described
It reinforces on the outside of steel wire floor (2) and is provided with insulating layer (3), be provided with the first electro-magnetic screen layer on the outside of the insulating layer (3)
(4), it is provided with the second electro-magnetic screen layer (5) on the outside of first electro-magnetic screen layer (4), second electro-magnetic screen layer (5)
Outside be provided with outsourcing protective case (6), the outsourcing protective case (6) be internally provided with protection base (13), the protection
Outsourcing protective case (6) on the inside of base (13) is internally provided with cushion rubber layer (14), on the inside of the cushion rubber layer (14)
Outsourcing protective case (6) is internally provided with foam filled layer (15), is provided with flame-retardant layer (7) on the outside of the outsourcing protective case (6),
It is provided with waterproof layer (8) on the outside of the flame-retardant layer (7), the surface of the outsourcing protective case (6) is printed on optical cable information nameplate
(16)；First electro-magnetic screen layer, the second electro-magnetic screen layer are that a kind of weaving textile with electro-magnetic screen function forms,
The fabric includes fabric body, which is polyester fiber；Cu-Cu composite membrane is equipped on fabric body surface.
2. a kind of network equipment ruggedized fiber optic cable according to claim 1, which is characterized in that the reinforcement support bars
It (11) is in cross.
3. a kind of network equipment ruggedized fiber optic cable according to claim 1, which is characterized in that core (10) setting
There are four, and is all entwined by more copper conducting wires.
4. a kind of network equipment ruggedized fiber optic cable according to claim 1, which is characterized in that the insulating layer (3) is
PVC polymeric dielectric layer.
5. a kind of network equipment ruggedized fiber optic cable according to claim 1, which is characterized in that the waterproof layer (8)
Outside is provided with wearing layer (9).
6. a kind of network equipment ruggedized fiber optic cable according to claim 1, which is characterized in that the polyester fiber is logical
Addition filler A is crossed, using melting blended be prepared；Wherein, material content is respectively as follows: the filler of 6-10% in polyester fiber
A, surplus are polyester.
7. a kind of network equipment ruggedized fiber optic cable according to claim 6, which is characterized in that the filler A includes
CNT, Cu nanoparticle and Ag nanoparticle.
8. a kind of network equipment ruggedized fiber optic cable according to claim 6, which is characterized in that in filler A, each substance
Mass fraction is respectively as follows: 4 parts of CNT, 7 parts of Cu nanoparticle, 8 parts of Ag nanoparticle；The Cu nanoparticle and Ag nanoparticle
Partial size be followed successively by 100nm, 200nm.
9. a kind of network equipment ruggedized fiber optic cable according to claim 6, which is characterized in that the polyester fibre surface
Cu-Cu composite membrane be successively to be realized using magnetron sputtering copper film and chemical plating copper film.
10. a kind of network equipment ruggedized fiber optic cable according to claim 9, which is characterized in that described that there is electromagnetic screen
Cover the preparation process of the fabric of function:
S1, polyester fiber is prepared using melting is blended；
S2, to polyester fibre surface magnetron sputtering C u film；
S3, again to polyester fibre surface Electroless Cu Plating film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811218959.7A CN109188633A (en) | 2018-10-19 | 2018-10-19 | Network equipment ruggedized fiber optic cable |
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| CN109385888A (en) * | 2018-10-22 | 2019-02-26 | 泉州兴哲商贸有限公司 | A kind of fabric with electro-magnetic screen function |
| CN109754914A (en) * | 2019-01-30 | 2019-05-14 | 江苏科信光电科技有限公司 | A kind of light-duty flame-retardant lightning protection optical cable |
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| CN109385888A (en) * | 2018-10-22 | 2019-02-26 | 泉州兴哲商贸有限公司 | A kind of fabric with electro-magnetic screen function |
| CN109754914A (en) * | 2019-01-30 | 2019-05-14 | 江苏科信光电科技有限公司 | A kind of light-duty flame-retardant lightning protection optical cable |
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Application publication date: 20190111 |