CN107450141B - A kind of communication manufacturing method of remote radio head optical cable - Google Patents
A kind of communication manufacturing method of remote radio head optical cable Download PDFInfo
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- CN107450141B CN107450141B CN201710850252.7A CN201710850252A CN107450141B CN 107450141 B CN107450141 B CN 107450141B CN 201710850252 A CN201710850252 A CN 201710850252A CN 107450141 B CN107450141 B CN 107450141B
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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
-
- 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
- G02B6/4479—Manufacturing methods of optical 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
-
- 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
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/005—Power cables including optical transmission elements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Laminated Bodies (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention belongs to technical field of cables, more particularly, to the communication manufacturing method of remote radio head optical cable, it is characterised in that the step of it includes manufacture plastic layer manufactures the step of inner cushion layer, manufactures the step of the step of outer bed course, manufacture oversheath.Cable of the invention has following main the utility model has the advantages that structure is simple, easily fabricated, indoor and outdoor surroundings are general, bending resistance is excellent, more soft, to be easier to construction, antisum radianting capacity strong.The manufacturing method of the present invention is simple, easily grasps, cable product qualified rate obtained height.
Description
The application is title are as follows: it is a kind of communication with remote radio head optical cable, cable and optoelectronic composite cable manufacturing method,
The applying date are as follows: on April 7th, 2015, application No. is the divisional applications of 201510160304.9 application for a patent for invention.
Technical field
The invention belongs to technical field of cables, more particularly, to a kind of communication remote radio head optical cable, cable and light
The manufacturing method of photoelectric compound cable.
Background technique
In base station signal transmission system, it is known as from the cable Base Band Unit BBU to wireless radio remote unit RRU
Less radio-frequency draws useless cable, wherein being known as remote radio head cable for the RRU optical cable for providing signal transmission.Less radio-frequency
Drawing is mainly used in zooming out positioned at the local of the same base sites with optical cable, and length is usually 100 to 300 meters, longer when needing
It when distance zooms out, is preferably attached using outdoor optical cable, now end reconnects remote radio head optical cable.Similarly, it is mentioned for base station
For electric power cable length generally also at 200 meters or so, this cable, which is called, zooms out cable, can go deep into customer center, base
It stands and no longer needs a large amount of investments of transformer etc..
The case for having had research and development for dragging optical cable and cable both at home and abroad and having used, however, drawing in the prior art
The distance light cable general aspect less effective of external environment indoors, antisum radianting capacity is not ideal enough, softness is not able to satisfy and wants
It asks.
Summary of the invention
To solve the above-mentioned problems, it the purpose of the present invention is disclosing communication remote radio head optical cable, further takes off
Show remote radio head cable, further announcement remote radio head optoelectronic composite cable and their manufacturing method, they
It adopts the following technical solutions to realize.
In embodiment 1 of the invention, communication remote radio head optical cable, it is characterised in that it is congested with plastics by outside
The center reinforcemen 1 of layer 2, the outer bed course 4 outside inner cushion layer, is located at inner cushion layer and outer at the inner cushion layer 31 outside plastic layer 2
Optical transmit body 3 between bed course, protective layer 5, extrusion molding except outer bed course are coated on the composition of the oversheath 6 outside protective layer；
Inner cushion layer is close to plastic layer, and optical transmit body is distributed in the gap between inner cushion layer and outer bed course and between inner cushion layer and outer bed course only
One layer of optical transmit body can be placed, protective layer is close to outer bed course；Center reinforcemen is fiberglass reinforced plastics or aramid yarn or glass
Glass silvalin, the material of plastic layer are low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low
Cigarette halogen-free polyvinyl or polypropylene, the material of inner cushion layer are polybutylene terephthalate (PBT) or modified polypropene, outer bed course
Material is also polybutylene terephthalate (PBT) or modified polypropene, and the material of protective layer is aramid yarn or glass fiber yarn or resistance
Water band or non-woven fabrics or clad aluminum band or composite steel band, the material of oversheath be low density polyethylene (LDPE) or medium density polyethylene or
High density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen polyethylene, the optical transmit body is more, and G.652 optical fiber or more are G.655
Optical fiber or more G.657 optical fiber or more A1a optical fiber or more A1b optical fiber or more A1c optical fiber or more OM1 optical fiber or more
OM2 optical fiber or more OM3 optical fiber or more tight tube fibers, the tight tube fiber by internal layer G.652 optical fiber or G.655 optical fiber or
G.657 optical fiber or A1a optical fiber or A1b optical fiber or A1c optical fiber or OM1 optical fiber or OM2 optical fiber or OM3 optical fiber and be located at internal layer it
Outer tight sleeve layer is constituted, and different optical transmit body can distinguish between each other.
In embodiment 1 of the invention, remote radio head cable, it is characterised in that it is congested with plastic layer 2 by outside
Center reinforcemen 1, the outer bed course 4 outside inner cushion layer, is located at inner cushion layer and outer bed course at the inner cushion layer 31 outside plastic layer 2
Between power transmission bodies 3, protective layer 5, extrusion molding except outer bed course be coated on the oversheath 6 outside protective layer composition；Inner cushion layer
It is close to plastic layer, power transmission bodies, which are distributed in the gap between inner cushion layer and outer bed course and between inner cushion layer and outer bed course, can only place one
Layer power transmission bodies, protective layer are close to outer bed course；Center reinforcemen is fiberglass reinforced plastics or aramid yarn or glass fiber yarn, modeling
The material of the bed of material is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or the poly- second of low smoke and zero halogen
Alkene or polypropylene, the material of inner cushion layer are polybutylene terephthalate (PBT) or modified polypropene, and the material of outer bed course is also poly-
Mutual-phenenyl two acid bromide two alcohol ester or modified polypropene, the material of protective layer are aramid yarn or glass fiber yarn or waterstop or nonwoven
Cloth or clad aluminum band or composite steel band, the material of oversheath are low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE)
Or polyvinyl chloride or low smoke and zero halogen polyethylene, the power transmission bodies are the more insulation for being conductor by internal layer and being coated on except internal layer
Layer is constituted, and different power transmission bodies can distinguish between each other.
In embodiment 1 of the invention, remote radio head optoelectronic composite cable, it is characterised in that it is congested with plastics by outside
The center reinforcemen 1 of layer 2, the outer bed course 4 outside inner cushion layer, is located at inner cushion layer and outer at the inner cushion layer 31 outside plastic layer 2
Power transmission bodies and optical transmit body 3 between bed course, protective layer 5, the extrusion molding except outer bed course are coated on the outer shield outside protective layer
Set 6 is constituted；Inner cushion layer is close to plastic layer, and optical transmit body and power transmission bodies are distributed between inner cushion layer and outer bed course and inner cushion layer and outer
Gap between bed course can only place one layer of power transmission bodies and optical transmit body, and protective layer is close to outer bed course；Center reinforcemen is glass
Fibre reinforced plastics or aramid yarn or glass fiber yarn, the material of plastic layer are low density polyethylene (LDPE) or medium density polyethylene or height
Density polyethylene or polyvinyl chloride or low smoke and zero halogen polyethylene or polypropylene, the material of inner cushion layer are polybutylene terephthalates
Ester or modified polypropene, the material of outer bed course are also polybutylene terephthalate (PBT) or modified polypropene, the material of protective layer
It is aramid yarn or glass fiber yarn or waterstop or non-woven fabrics or clad aluminum band or composite steel band, the material of oversheath is low-density
Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen polyethylene, the power transmission bodies are more
It is that conductor and the insulating layer being coated on except internal layer are constituted by internal layer, different power transmission bodies can distinguish between each other；It is described
Optical transmit body is more G.652 G.655 optical fiber or more G.657 optical fiber or the more A1a optical fiber or more A1b light of optical fiber or more
Fine or more A1c optical fiber or more OM1 optical fiber or more OM2 optical fiber or more OM3 optical fiber or more tight tube fibers, it is described fixed
Optical fiber is by internal layer G.652 optical fiber or G.655 optical fiber or G.657 optical fiber or A1a optical fiber or A1b optical fiber or A1c optical fiber or OM1 optical fiber
Or OM2 optical fiber or OM3 optical fiber and the tight sleeve layer except internal layer are constituted, different optical transmit body can be distinguished between each other
It opens；The diameter of power transmission bodies is greater than single times of diameter of optical transmit body and is less than optical transmit body double diameter.
A method of manufacture communication remote radio head optical cable, it is characterised in that it is comprised the steps of:
The step of manufacturing plastic layer: will reinforce centered on fiberglass reinforced plastics or aramid yarn or glass fiber yarn
Part squeezes into low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low cigarette outside center reinforcemen
Halogen-free polyvinyl or polypropylene form plastic layer, and plastic layer is cylindrical shape；
The step of manufacturing inner cushion layer: polybutylene terephthalate (PBT) or modified polypropene is taken to be coated on plastics by extrusion molding
Layer is outer to form inner cushion layer；Or polybutylene terephthalate (PBT) or modified polypropene is taken to pull into inner hollow by extruding machine
Inner cushion layer is embedded in plastic layer in interior hollow section；
The step of manufacturing outer bed course: optical transmit body is placed on except inner cushion layer and is close to inner cushion layer, takes poly- terephthaldehyde
Sour butanediol ester or modified polypropene pull into the outer bed course that inside has cavity by extruding machine, and make inner cushion layer and optical transmit body
It is placed in the internal cavities of outer bed course, and the gap between inner cushion layer and outer bed course can only place one layer of optical transmit body；The light
Transmitting body is more G.652 G.655 optical fiber or more G.657 optical fiber or the more A1a optical fiber or more A1b optical fiber of optical fiber or more
Or more A1c optical fiber or more OM1 optical fiber or more OM2 optical fiber or more OM3 optical fiber or more tight tube fibers, the fixed light
Fibre by internal layer G.652 optical fiber or G.655 optical fiber or G.657 optical fiber or A1a optical fiber or A1b optical fiber or A1c optical fiber or OM1 optical fiber or
OM2 optical fiber or OM3 optical fiber and the tight sleeve layer except internal layer are constituted, and different optical transmit body can be distinguished two-by-two；
The step of manufacturing oversheath: equably placing aramid yarn except outer bed course or glass fiber yarn forms protective layer,
Perhaps except outer bed course longitudinally cladding or spiral winding cladding waterstop or non-woven fabrics formed protective layer or outer bed course it
Outer longitudinal direction covered composite yarn aluminium strip or composite steel band form protective layer；It takes jacket material extrusion molding to be coated on outside protective layer and forms outer shield
Set, completes the manufacture of the method for communication remote radio head optical cable.
Communication described above is in remote radio head optical cable and its manufacturing method, it is characterised in that the oversheath
Material is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen polyethylene or gathers
Propylene or polytetrafluoroethylene (PTFE) or thermoplastic elastomer (TPE) or the oversheath by weight, including following raw material: poly- fluorine second
Olefine resin: 20~40 parts, nylon 6 or nylon 12 or nylon66 fiber: 10~20 parts, linear low density polyethylene resin: 30~50 parts,
Aluminium hydroxide: 5~10 parts, magnesium hydroxide: 5~10 parts, polyethylene wax: 3~5 parts, trioctyl trimellitate (TOTM): 3~5 parts, Malaysia
Ethylene-vinyl acetate its polymers of acid anhydrides grafting: 8~12 parts, titanate esters: 3~5 parts, the antioxidant of commercially available model 1010: 1
~3 parts, the antioxidant of commercially available model 168: 1~3 part, titanium dioxide: 2~4 parts, carbon black: 1~2 part.
By applicant's repetition test, discovery uses the best performance of the oversheath of formula as below: the i.e. described oversheath is pressed
Parts by weight meter, including following raw material: polyfluoroethylene resin: 30 parts, nylon 6 or nylon 12 or nylon66 fiber: 15 parts, linear low close
Degree polyvinyl resin: 40 parts, aluminium hydroxide: 8 parts, magnesium hydroxide: 7 parts, polyethylene wax: 4 parts, trioctyl trimellitate (TOTM): 4 parts,
Ethylene-vinyl acetate its polymers of maleic anhydride grafting: 10 parts, titanate esters: 4 parts, the antioxidant of commercially available model 1010: 2
Part, the antioxidant of commercially available model 168: 2 parts, titanium dioxide: 3 parts, carbon black: 1.5 parts.
By applicant's repetition test, discovery is more excellent using the performance of the oversheath of formula as below: the i.e. described oversheath is pressed
Parts by weight meter, including following raw material: polyfluoroethylene resin: 20 parts, nylon 6 or nylon 12 or nylon66 fiber: 10 parts, linear low close
Degree polyvinyl resin: 30 parts, aluminium hydroxide: 5 parts, magnesium hydroxide: 5 parts, polyethylene wax: 3 parts, trioctyl trimellitate (TOTM): 3 parts,
Ethylene-vinyl acetate its polymers of maleic anhydride grafting: 8 parts, titanate esters: 3 parts, the antioxidant of commercially available model 1010: 1 part,
The antioxidant of commercially available model 168: 1 part, titanium dioxide: 2 parts, carbon black: 1 part.
By applicant's repetition test, discovery uses the performance suboptimum of the oversheath of formula as below: the i.e. described oversheath is pressed
Parts by weight meter, polyfluoroethylene resin: 40 parts, nylon 6 or nylon 12 or nylon66 fiber: 20 parts, linear low density polyethylene resin: 50
Part, aluminium hydroxide: 10 parts, magnesium hydroxide: 10 parts, polyethylene wax: 5 parts, trioctyl trimellitate (TOTM): 5 parts, maleic anhydride grafting
Its polymers of ethylene-vinyl acetate: 12 parts, titanate esters: 5 parts, the antioxidant of commercially available model 1010: 3 parts, commercially available model 168
Antioxidant: 3 parts, titanium dioxide: 4 parts, carbon black: 2 parts.
Cable of the invention has following main the utility model has the advantages that structure is simple, easily fabricated, indoor and outdoor surroundings are general, anti-
Bending property is excellent, more soft, to be easier to construction, antisum radianting capacity strong.
The manufacturing method of the present invention is simple, easily grasps, cable product qualified rate obtained height.
Protective cover material in the present invention includes that tensile strength, break-draw strain index are high, it is low to be heat-shrinked；Resistance to torsion, bending resistance
Qu Xingneng is more preferable, more soft；After the irradiation of strong light, tensile strength, elongation at break index are still able to maintain well, more can be anti-Japanese
According to, more can long term high temperature environment the advantageous effects such as use.
Detailed description of the invention
Fig. 1 is the schematic perspective view of embodiment 1 of the present invention.
Fig. 2 is the amplified cross-sectional structure schematic diagram of Fig. 1.
Fig. 3 is the schematic perspective view of embodiment 2 of the present invention.
Fig. 4 is the amplified cross-sectional structure schematic diagram of Fig. 3.
Fig. 5 is the schematic perspective view of embodiment 3 of the present invention.
Fig. 6 is the amplified cross-sectional structure schematic diagram of Fig. 5.
Specific embodiment
Embodiment 1
See Fig. 1 and Fig. 2, communication remote radio head optical cable, it is characterised in that it is congested in plastic layer 2 by outside
Heart reinforcer 1, the inner cushion layer 31 outside plastic layer 2, the outer bed course 4 outside inner cushion layer, be located at inner cushion layer and outer bed course it
Between optical transmit body 3, protective layer 5, extrusion molding except outer bed course be coated on the oversheath 6 outside protective layer composition；Inner cushion layer
It is close to plastic layer, optical transmit body is distributed in the gap between inner cushion layer and outer bed course and between inner cushion layer and outer bed course and can only place
One layer of optical transmit body, protective layer are close to outer bed course；Center reinforcemen is fiberglass reinforced plastics or aramid yarn or glass fibre
Yarn, the material of plastic layer are low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen
Polyethylene or polypropylene, the material of inner cushion layer are polybutylene terephthalate (PBT) or modified polypropene, the material of outer bed course
Polybutylene terephthalate (PBT) or modified polypropene, the material of protective layer be aramid yarn or glass fiber yarn or waterstop or
Non-woven fabrics or clad aluminum band or composite steel band, the material of oversheath are that low density polyethylene (LDPE) or medium density polyethylene or high density are poly-
Ethylene or polyvinyl chloride or low smoke and zero halogen polyethylene, the optical transmit body are the more G.652 G.655 optical fiber or more of optical fiber or more
Root G.657 optical fiber or more A1a optical fiber or more A1b optical fiber or more A1c optical fiber or more OM1 optical fiber or more OM2 optical fiber
Or more OM3 optical fiber or more tight tube fibers, the tight tube fiber is by internal layer G.652 optical fiber or G.655 optical fiber or G.657 optical fiber
Or A1a optical fiber or A1b optical fiber or A1c optical fiber or OM1 optical fiber or OM2 optical fiber or OM3 optical fiber and the tight sleeve layer except internal layer
It constitutes, different optical transmit body can distinguish between each other.
The remote radio head optical cable of communication described in this embodiment, maximum feature is compact-sized, outer diameter
It is small, light-weight, fibre core density is big, softness is excellent.
Certainly, communication described above remote radio head optical cable, it is characterised in that the optical transmit body can also be
Inside includes more G.652 optical fiber or G.655 optical fiber or G.657 optical fiber or A1a optical fiber or A1b optical fiber or A1c optical fiber or OM1 light
Fine or OM2 optical fiber or OM3 optical fiber fibre ribbon, the fibre ribbon is placed between inner cushion layer and outer bed course in free state
Gap in.
As a further improvement, communication described above remote radio head optical cable, it is characterised in that the interior pad
The gasket for packing that diameter is slightly larger than optical transmit body diameter, inner cushion layer and outer bed course can also be placed in gap between layer and outer bed course
Between gap be greater than single times of diameter of optical transmit body and be less than optical transmit body double diameter；In such cases, different from above-mentioned implementation
Only have optical transmit body in mode to constitute and the equal situation of optical transmit body diameter, makes the more logical receiving pressure of optical cable, impact force, repeatedly
Bending and torsion, make optical cable have more excellent mechanical performance；Meanwhile increase the mobilizable space of optical transmit body, optical cable energy
The ambient temperature range of receiving is wider, within the temperature range of can guarantee 80 to 150 degrees Celsius, temperature additional attenuation maximum changing value
No more than 0.03dB/km, it is suitable for using for a long time in base base station.
As a further improvement, above structure can form remote radio head cable, it is characterised in that it is by outside
Be congested with the center reinforcemen 1 of plastic layer 2, the inner cushion layer 31 outside plastic layer 2, the outer bed course 4 outside inner cushion layer, be located at it is interior
Power transmission bodies 3 between bed course and outer bed course, protective layer 5, extrusion molding except outer bed course are coated on the oversheath 6 outside protective layer
It constitutes；Inner cushion layer be close to plastic layer, power transmission bodies be distributed between inner cushion layer and outer bed course and between inner cushion layer and outer bed course between
Gap can only place one layer of power transmission bodies, and protective layer is close to outer bed course；Center reinforcemen be fiberglass reinforced plastics or aramid yarn or
Glass fiber yarn, the material of plastic layer be low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or
Low smoke and zero halogen polyethylene or polypropylene, the material of inner cushion layer are polybutylene terephthalate (PBT) or modified polypropene, outer bed course
Material be also polybutylene terephthalate (PBT) or modified polypropene, the material of protective layer be aramid yarn or glass fiber yarn or
Waterstop or non-woven fabrics or clad aluminum band or composite steel band, the material of oversheath be low density polyethylene (LDPE) or medium density polyethylene or
High density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen polyethylene, it by internal layer is conductor and in being coated on that the power transmission bodies, which are more,
Insulating layer except layer is constituted, and different power transmission bodies can distinguish between each other.The structure has reached the function of transmitting electric power.
Certainly, it is improved as further, above structure can form remote radio head optoelectronic composite cable, feature
It is that it is congested with the center reinforcemen 1 of the plastic layer 2, inner cushion layer 31 outside plastic layer 2, outer outside inner cushion layer by outside
Bed course 4, the power transmission bodies between inner cushion layer and outer bed course and optical transmit body 3, protective layer 5, extrusion molding except outer bed course
The oversheath 6 being coated on outside protective layer is constituted；Inner cushion layer is close to plastic layer, and optical transmit body and power transmission bodies are distributed in inner cushion layer and outer
Gap between bed course and between inner cushion layer and outer bed course can only place one layer of power transmission bodies and optical transmit body, and protective layer is close to outer pad
Layer；Center reinforcemen is fiberglass reinforced plastics or aramid yarn or glass fiber yarn, and the material of plastic layer is low density polyethylene
Alkene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen polyethylene or polypropylene, the material of inner cushion layer
It is polybutylene terephthalate (PBT) or modified polypropene, the material of outer bed course is also polybutylene terephthalate (PBT) or modification
Polypropylene, the material of protective layer are aramid yarn or glass fiber yarn or waterstop or non-woven fabrics or clad aluminum band or composite steel band,
The material of oversheath is that low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen are poly-
Ethylene, it by internal layer is that conductor and the insulating layer being coated on except internal layer are constituted that the power transmission bodies, which are more, different power transmission bodies phase
It can be distinguished between mutually；The optical transmit body be more G.652 optical fiber or more G.655 optical fiber or more G.657 optical fiber or
More A1a optical fiber or more A1b optical fiber or more A1c optical fiber or more OM1 optical fiber or more OM2 optical fiber or more OM3 optical fiber
Or more tight tube fibers, the tight tube fiber by internal layer G.652 optical fiber or G.655 optical fiber or G.657 optical fiber or A1a optical fiber or
A1b optical fiber or A1c optical fiber or OM1 optical fiber or OM2 optical fiber or OM3 optical fiber and the tight sleeve layer except internal layer are constituted, different
Optical transmit body can distinguish between each other；The diameter of power transmission bodies is greater than single times of diameter of optical transmit body and is less than optical transmit body two
Times diameter.In such cases, it constitutes and the equal situation of optical transmit body diameter different from only having optical transmit body in above embodiment,
Make the more logical receiving pressure of remote radio head optoelectronic composite cable, impact force, alternating bending and torsion, there is optical cable more excellent
Mechanical performance；Meanwhile increasing the mobilizable space of optical transmit body, the ambient temperature range that optical cable can be born is wider, can guarantee
Within the temperature range of 80 to 150 degrees Celsius, temperature additional attenuation maximum changing value is not more than 0.03dB/km, is suitable for Ji Ji
It is used for a long time in standing；And the capital investment of transformer etc. can be saved, maintenance cost is reduced, makes with simultaneous transmission electric power
The volume of base station greatly reduces.
A method of manufacture communication remote radio head optical cable, it is characterised in that it is comprised the steps of:
The step of manufacturing plastic layer: will reinforce centered on fiberglass reinforced plastics or aramid yarn or glass fiber yarn
Part squeezes into low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low cigarette outside center reinforcemen
Halogen-free polyvinyl or polypropylene form plastic layer, and plastic layer is cylindrical shape；
The step of manufacturing inner cushion layer: polybutylene terephthalate (PBT) or modified polypropene is taken to be coated on plastics by extrusion molding
Layer is outer to form inner cushion layer；Or polybutylene terephthalate (PBT) or modified polypropene is taken to pull into inner hollow by extruding machine
Inner cushion layer is embedded in plastic layer in interior hollow section；
The step of manufacturing outer bed course: optical transmit body is placed on except inner cushion layer and is close to inner cushion layer, takes poly- terephthaldehyde
Sour butanediol ester or modified polypropene pull into the outer bed course that inside has cavity by extruding machine, and make inner cushion layer and optical transmit body
It is placed in the internal cavities of outer bed course, and the gap between inner cushion layer and outer bed course can only place one layer of optical transmit body；The light
Transmitting body is more G.652 G.655 optical fiber or more G.657 optical fiber or the more A1a optical fiber or more A1b optical fiber of optical fiber or more
Or more A1c optical fiber or more OM1 optical fiber or more OM2 optical fiber or more OM3 optical fiber or more tight tube fibers, the fixed light
Fibre by internal layer G.652 optical fiber or G.655 optical fiber or G.657 optical fiber or A1a optical fiber or A1b optical fiber or A1c optical fiber or OM1 optical fiber or
OM2 optical fiber or OM3 optical fiber and the tight sleeve layer except internal layer are constituted, and different optical transmit body can be distinguished two-by-two；
The step of manufacturing oversheath: equably placing aramid yarn except outer bed course or glass fiber yarn forms protective layer,
Perhaps except outer bed course longitudinally cladding or spiral winding cladding waterstop or non-woven fabrics formed protective layer or outer bed course it
Outer longitudinal direction covered composite yarn aluminium strip or composite steel band form protective layer；It takes jacket material extrusion molding to be coated on outside protective layer and forms outer shield
Set, completes the manufacture of communication remote radio head optical cable.
A method of manufacture communication remote radio head optical cable, it is characterised in that it is comprised the steps of:
The step of manufacturing plastic layer: will reinforce centered on fiberglass reinforced plastics or aramid yarn or glass fiber yarn
Part squeezes into low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low cigarette outside center reinforcemen
Halogen-free polyvinyl or polypropylene form plastic layer, and plastic layer is cylindrical shape；
The step of manufacturing inner cushion layer: polybutylene terephthalate (PBT) or modified polypropene is taken to be coated on plastics by extrusion molding
Layer is outer to form inner cushion layer；Or polybutylene terephthalate (PBT) or modified polypropene is taken to pull into inner hollow by extruding machine
Inner cushion layer is embedded in plastic layer in interior hollow section；
The step of manufacturing outer bed course: optical transmit body is placed on except inner cushion layer and is close to inner cushion layer, takes poly- terephthaldehyde
Sour butanediol ester or modified polypropene pull into the outer bed course that inside has cavity by extruding machine, and make inner cushion layer and optical transmit body
It is placed in the internal cavities of outer bed course, and the gap between inner cushion layer and outer bed course can only place one layer of optical transmit body；The light
Transmitting body is more G.652 G.655 optical fiber or more G.657 optical fiber or the more A1a optical fiber or more A1b optical fiber of optical fiber or more
Or more A1c optical fiber or more OM1 optical fiber or more OM2 optical fiber or more OM3 optical fiber or more tight tube fibers, the fixed light
Fibre by internal layer G.652 optical fiber or G.655 optical fiber or G.657 optical fiber or A1a optical fiber or A1b optical fiber or A1c optical fiber or OM1 optical fiber or
OM2 optical fiber or OM3 optical fiber and the tight sleeve layer except internal layer are constituted, and different optical transmit body can be distinguished two-by-two；The light passes
There is part to be filled rope in defeated body to be substituted, the diameter of the gasket for packing is slightly larger than optical transmit body diameter, inner cushion layer and outer bed course
Between gap be greater than single times of diameter of optical transmit body and be less than optical transmit body double diameter；
The step of manufacturing oversheath: equably placing aramid yarn except outer bed course or glass fiber yarn forms protective layer,
Perhaps except outer bed course longitudinally cladding or spiral winding cladding waterstop or non-woven fabrics formed protective layer or outer bed course it
Outer longitudinal direction covered composite yarn aluminium strip or composite steel band form protective layer；It takes jacket material extrusion molding to be coated on outside protective layer and forms outer shield
Set, completes the manufacture of communication remote radio head optical cable.
A method of manufacture remote radio head cable, it is characterised in that it is comprised the steps of:
The step of manufacturing plastic layer: will reinforce centered on fiberglass reinforced plastics or aramid yarn or glass fiber yarn
Part squeezes into low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low cigarette outside center reinforcemen
Halogen-free polyvinyl or polypropylene form plastic layer, and plastic layer is cylindrical shape；
The step of manufacturing inner cushion layer: polybutylene terephthalate (PBT) or modified polypropene is taken to be coated on plastics by extrusion molding
Layer is outer to form inner cushion layer；Or polybutylene terephthalate (PBT) or modified polypropene is taken to pull into inner hollow by extruding machine
Inner cushion layer is embedded in plastic layer in interior hollow section；
The step of manufacturing outer bed course: power transmission bodies are placed on except inner cushion layer and are close to inner cushion layer, take poly terephthalic acid
Butanediol ester or modified polypropene pull into the outer bed course that inside has cavity by extruding machine, and are placed in inner cushion layer and power transmission bodies
In the internal cavities of outer bed course, and the gap between inner cushion layer and outer bed course can only place one layer of power transmission bodies；The power transmission bodies are
More are that conductor and the insulating layer being coated on except internal layer are constituted by internal layer, and different power transmission bodies can be distinguished mutually；
The step of manufacturing oversheath: equably placing aramid yarn except outer bed course or glass fiber yarn forms protective layer,
Perhaps except outer bed course longitudinally cladding or spiral winding cladding waterstop or non-woven fabrics formed protective layer or outer bed course it
Outer longitudinal direction covered composite yarn aluminium strip or composite steel band form protective layer；It takes jacket material extrusion molding to be coated on outside protective layer and forms outer shield
Set, completes the manufacture of communication remote radio head cable.
A method of manufacture remote radio head optoelectronic composite cable, it is characterised in that it is comprised the steps of:
The step of manufacturing plastic layer: will reinforce centered on fiberglass reinforced plastics or aramid yarn or glass fiber yarn
Part squeezes into low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low cigarette outside center reinforcemen
Halogen-free polyvinyl or polypropylene form plastic layer, and plastic layer is cylindrical shape；
The step of manufacturing inner cushion layer: polybutylene terephthalate (PBT) or modified polypropene is taken to be coated on plastics by extrusion molding
Layer is outer to form inner cushion layer；Or polybutylene terephthalate (PBT) or modified polypropene is taken to pull into inner hollow by extruding machine
Inner cushion layer is embedded in plastic layer in interior hollow section；
The step of manufacturing outer bed course: power transmission bodies and optical transmit body are placed on except inner cushion layer and are close to inner cushion layer, are taken poly-
Mutual-phenenyl two acid bromide two alcohol ester or modified polypropene pull into the internal outer bed course with cavity by extruding machine, and make inner cushion layer and
Power transmission bodies and optical transmit body are placed in the internal cavities of outer bed course, and the gap between inner cushion layer and outer bed course can only place one layer
Power transmission bodies and optical transmit body；It by internal layer is that conductor and the insulating layer being coated on except internal layer are constituted that the power transmission bodies, which are more, phase
Different power transmission bodies can distinguish between each other；The optical transmit body is more G.652 optical fiber or more G.655 optical fiber or more
G.657 optical fiber or more A1a optical fiber or more A1b optical fiber or more A1c optical fiber or more OM1 optical fiber or more OM2 optical fiber or
More OM3 optical fiber or more tight tube fibers, the tight tube fiber by internal layer G.652 optical fiber or G.655 optical fiber or G.657 optical fiber or
A1a optical fiber or A1b optical fiber or A1c optical fiber or OM1 optical fiber or OM2 optical fiber or OM3 optical fiber and the tight sleeve layer structure except internal layer
At different optical transmit body can distinguish between each other；The diameter of power transmission bodies is greater than single times of diameter of optical transmit body and is less than
Optical transmit body double diameter；
The step of manufacturing oversheath: equably placing aramid yarn except outer bed course or glass fiber yarn forms protective layer,
Perhaps except outer bed course longitudinally cladding or spiral winding cladding waterstop or non-woven fabrics formed protective layer or outer bed course it
Outer longitudinal direction covered composite yarn aluminium strip or composite steel band form protective layer；It takes jacket material extrusion molding to be coated on outside protective layer and forms outer shield
Set, completes the manufacture of remote radio head optoelectronic composite cable.
It mutually distinguishes between optical transmit body described above, when to then optical fiber, may be distinguished by the coloring layer of optical fiber；
When to then tight tube fiber, it can be distinguished by the different colours of tight sleeve layer.
It is mutually distinguished between power transmission bodies described above, is distinguished by the different colours of insulating layer.
Embodiment 2
See Fig. 3 and Fig. 4, communicates and use remote radio head optical cable, basic embodiment 1, the difference is that: inner cushion layer
It is to be connect by two connection straps 32 between outer bed course, optical transmit body is in the gap between inner cushion layer and outer bed course,
Inner cushion layer, connection strap, outer bed course can be integrally formed by extrusion molding.
It is of course also possible to be as the remote radio head cable and optoelectronic composite cable embodiment 1.
Embodiment 3
See Fig. 5 and Fig. 6, communicates and use remote radio head optical cable, basic embodiment 2, the difference is that: inner cushion layer
It is to be connect by four connection straps 32 between outer bed course, optical transmit body is in the gap between inner cushion layer and outer bed course,
Inner cushion layer, connection strap, outer bed course can be integrally formed by extrusion molding.
It is of course also possible to be as the remote radio head cable and optoelectronic composite cable embodiment 1.
Certainly, it can also be attached by other more connection straps between inner cushion layer and outer bed course, existing spirit may be implemented
The distribution of optical transmit body living and/or the distribution of electric power.
The remote radio head optical cable of communication described in any of the above-described embodiment or remote radio head cable are wireless
Remote radio photoelectric composite cable, it is characterised in that the material of the oversheath is low density polyethylene (LDPE) or medium density polyethylene or height
Density polyethylene or polyvinyl chloride or low smoke and zero halogen polyethylene or polypropylene or polytetrafluoroethylene (PTFE) or thermoplastic elastomer (TPE) or institute
State oversheath by weight, including following raw material: polyfluoroethylene resin: 20~40 parts, nylon 6 or nylon 12 or nylon
66:10~20 part, linear low density polyethylene resin: 30~50 parts, aluminium hydroxide: 5~10 parts, magnesium hydroxide: 5~10 parts,
Polyethylene wax: 3~5 parts, trioctyl trimellitate (TOTM): 3~5 parts, ethylene-vinyl acetate its polymers of maleic anhydride grafting: 8~12
Part, titanate esters: 3~5 parts, the antioxidant of commercially available model 1010: 1~3 part, the antioxidant of commercially available model 168: 1~3
Part, titanium dioxide: 2~4 parts, carbon black: 1~2 part.
By applicant's repetition test, discovery uses the best performance of the oversheath of formula as below: the i.e. described oversheath is pressed
Parts by weight meter, including following raw material: polyfluoroethylene resin: 30 parts, nylon 6 or nylon 12 or nylon66 fiber: 15 parts, linear low close
Degree polyvinyl resin: 40 parts, aluminium hydroxide: 8 parts, magnesium hydroxide: 7 parts, polyethylene wax: 4 parts, trioctyl trimellitate (TOTM): 4 parts,
Ethylene-vinyl acetate its polymers of maleic anhydride grafting: 10 parts, titanate esters: 4 parts, the antioxidant of commercially available model 1010: 2
Part, the antioxidant of commercially available model 168: 2 parts, titanium dioxide: 3 parts, carbon black: 1.5 parts.
By applicant's repetition test, discovery is more excellent using the performance of the oversheath of formula as below: the i.e. described oversheath is pressed
Parts by weight meter, including following raw material: polyfluoroethylene resin: 20 parts, nylon 6 or nylon 12 or nylon66 fiber: 10 parts, linear low close
Degree polyvinyl resin: 30 parts, aluminium hydroxide: 5 parts, magnesium hydroxide: 5 parts, polyethylene wax: 3 parts, trioctyl trimellitate (TOTM): 3 parts,
Ethylene-vinyl acetate its polymers of maleic anhydride grafting: 8 parts, titanate esters: 3 parts, the antioxidant of commercially available model 1010: 1 part,
The antioxidant of commercially available model 168: 1 part, titanium dioxide: 2 parts, carbon black: 1 part.
By applicant's repetition test, discovery uses the performance suboptimum of the oversheath of formula as below: the i.e. described oversheath is pressed
Parts by weight meter, polyfluoroethylene resin: 40 parts, nylon 6 or nylon 12 or nylon66 fiber: 20 parts, linear low density polyethylene resin: 50
Part, aluminium hydroxide: 10 parts, magnesium hydroxide: 10 parts, polyethylene wax: 5 parts, trioctyl trimellitate (TOTM): 5 parts, maleic anhydride grafting
Its polymers of ethylene-vinyl acetate: 12 parts, titanate esters: 5 parts, the antioxidant of commercially available model 1010: 3 parts, commercially available model 168
Antioxidant: 3 parts, titanium dioxide: 4 parts, carbon black: 2 parts.
Applicant is tested the formation of above-mentioned formula, obtains following inspection data:
Statistics indicate that minimum tensile strength, minimum break-draw strain index being improved in width than in the prior art；It is maximum
Hot contraction ratio in the prior art 5% is substantially reduced；Resistance to torsion, bending resistance are more preferable, i.e., more soft；After the irradiation of strong light,
Tensile strength, elongation at break index are still able to maintain well, show anti-Japanese ability of shining compared with strong, long term high temperature environment service performance is excellent
More.
Cable of the invention have structure is simple, easily fabricated, indoor and outdoor surroundings are general, bending resistance is excellent, it is more soft,
Be easier to construction, antisum radianting capacity it is strong.
The formula of protective cover material is also convenient for that manufacture, cable speed per hour degree is fast for production, easily molded, more power saving in the present invention.
A method of manufacture communication remote radio head optical cable, it is characterised in that it is comprised the steps of:
The step of manufacturing plastic layer: will reinforce centered on fiberglass reinforced plastics or aramid yarn or glass fiber yarn
Part squeezes into low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low cigarette outside center reinforcemen
Halogen-free polyvinyl or polypropylene form plastic layer, and plastic layer is cylindrical shape；
The step of manufacture inner cushion layer, connection strap and outer bed course: take polybutylene terephthalate (PBT) or modified polypropene logical
It crosses extruding machine and pulls into machine mold and form integrated inner cushion layer, connection strap and outer bed course in such a way that squash type or half squeeze,
Inner cushion layer and outer bed course are attached by connection strap, and connection strap has more, at connectionless item, are had between inner cushion layer and outer bed course
There is gap, there is hollow cavity inside inner cushion layer, plastic layer is embedded in hollow cavity and is mutually close to the inner wall of inner cushion layer；Optical transport
Body is in the gap between inner cushion layer and outer bed course；Gap between inner cushion layer and outer bed course can only place one layer of optical transport
Body；The optical transmit body is more G.652 G.655 optical fiber or more G.657 optical fiber or the more A1a optical fiber or more of optical fiber or more
Root A1b optical fiber or more A1c optical fiber or more OM1 optical fiber or more OM2 optical fiber or more OM3 optical fiber or more tight tube fibers,
The tight tube fiber is by internal layer G.652 optical fiber or G.655 optical fiber or G.657 optical fiber or A1a optical fiber or A1b optical fiber or A1c optical fiber
Or OM1 optical fiber or OM2 optical fiber or OM3 optical fiber and the tight sleeve layer except internal layer are constituted, different optical transmit body can area two-by-two
Point；Gap between inner cushion layer and outer bed course is greater than single times of diameter of optical transmit body and is less than optical transmit body double diameter；
The step of manufacturing oversheath: equably placing aramid yarn except outer bed course or glass fiber yarn forms protective layer,
Perhaps except outer bed course longitudinally cladding or spiral winding cladding waterstop or non-woven fabrics formed protective layer or outer bed course it
Outer longitudinal direction covered composite yarn aluminium strip or composite steel band form protective layer；It takes jacket material extrusion molding to be coated on outside protective layer and forms outer shield
Set, completes the manufacture of communication remote radio head optical cable.
A method of manufacture communication remote radio head cable, it is characterised in that it is comprised the steps of:
The step of manufacturing plastic layer: will reinforce centered on fiberglass reinforced plastics or aramid yarn or glass fiber yarn
Part squeezes into low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low cigarette outside center reinforcemen
Halogen-free polyvinyl or polypropylene form plastic layer, and plastic layer is cylindrical shape；
The step of manufacture inner cushion layer, connection strap and outer bed course: take polybutylene terephthalate (PBT) or modified polypropene logical
It crosses extruding machine and pulls into machine mold and form integrated inner cushion layer, connection strap and outer bed course in such a way that squash type or half squeeze,
Inner cushion layer and outer bed course are attached by connection strap, and connection strap has more, at connectionless item, are had between inner cushion layer and outer bed course
There is gap, there is hollow cavity inside inner cushion layer, plastic layer is embedded in hollow cavity and is mutually close to the inner wall of inner cushion layer；It will transmission of electricity
Body is placed in the gap between inner cushion layer and outer bed course；Gap between inner cushion layer and outer bed course can only place one layer of transmission of electricity
Body；It by internal layer is that conductor and the insulating layer being coated on except internal layer are constituted that the power transmission bodies, which are more, and different power transmission bodies can phase
Mutually distinguish；Gap between inner cushion layer and outer bed course is greater than single times of diameter of power transmission bodies and is less than power transmission bodies double diameter；
The step of manufacturing oversheath: equably placing aramid yarn except outer bed course or glass fiber yarn forms protective layer,
Perhaps except outer bed course longitudinally cladding or spiral winding cladding waterstop or non-woven fabrics formed protective layer or outer bed course it
Outer longitudinal direction covered composite yarn aluminium strip or composite steel band form protective layer；It takes jacket material extrusion molding to be coated on outside protective layer and forms outer shield
Set, completes the manufacture of communication remote radio head cable.
A method of manufacture communication remote radio head optoelectronic composite cable, it is characterised in that it is comprised the steps of:
The step of manufacturing plastic layer: will reinforce centered on fiberglass reinforced plastics or aramid yarn or glass fiber yarn
Part squeezes into low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low cigarette outside center reinforcemen
Halogen-free polyvinyl or polypropylene form plastic layer, and plastic layer is cylindrical shape；
The step of manufacture inner cushion layer, connection strap and outer bed course: take polybutylene terephthalate (PBT) or modified polypropene logical
It crosses extruding machine and pulls into machine mold and form integrated inner cushion layer, connection strap and outer bed course in such a way that squash type or half squeeze,
Inner cushion layer and outer bed course are attached by connection strap, and connection strap has more, at connectionless item, are had between inner cushion layer and outer bed course
There is gap, there is hollow cavity inside inner cushion layer, plastic layer is embedded in hollow cavity and is mutually close to the inner wall of inner cushion layer；
Power transmission bodies and optical transmit body are placed in the gap between inner cushion layer and outer bed course；Between inner cushion layer and outer bed course
Gap can only place one layer of power transmission bodies and optical transmit body；The power transmission bodies be more by internal layer be conductor and be coated on internal layer it
Outer insulating layer is constituted, and different power transmission bodies can be distinguished mutually；Gap between inner cushion layer and outer bed course is greater than power transmission bodies list times
Diameter and be less than power transmission bodies double diameter；The optical transmit body is more G.652 optical fiber or more G.655 optical fiber or more
G.657 optical fiber or more A1a optical fiber or more A1b optical fiber or more A1c optical fiber or more OM1 optical fiber or more OM2 optical fiber or
More OM3 optical fiber or more tight tube fibers, the tight tube fiber by internal layer G.652 optical fiber or G.655 optical fiber or G.657 optical fiber or
A1a optical fiber or A1b optical fiber or A1c optical fiber or OM1 optical fiber or OM2 optical fiber or OM3 optical fiber and the tight sleeve layer structure except internal layer
At different optical transmit body can distinguish between each other；The diameter of power transmission bodies is greater than single times of diameter of optical transmit body and is less than
Optical transmit body double diameter；
The step of manufacturing oversheath: equably placing aramid yarn except outer bed course or glass fiber yarn forms protective layer,
Perhaps except outer bed course longitudinally cladding or spiral winding cladding waterstop or non-woven fabrics formed protective layer or outer bed course it
Outer longitudinal direction covered composite yarn aluminium strip or composite steel band form protective layer；It takes jacket material extrusion molding to be coated on outside protective layer and forms outer shield
Set, completes the manufacture of communication remote radio head optoelectronic composite cable.
The method or manufacture less radio-frequency of communication remote radio head optical cable are manufactured described in any of the above-described embodiment
The method for zooming out the method for cable or manufacturing remote radio head optoelectronic composite cable, it is characterised in that the material of the oversheath is
Low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen polyethylene or polypropylene or
Polytetrafluoroethylene (PTFE) or thermoplastic elastomer (TPE) or the oversheath by weight, including following raw material: polyfluoroethylene resin:
20~40 parts, nylon 6 or nylon 12 or nylon66 fiber: 10~20 parts, linear low density polyethylene resin: 30~50 parts, hydroxide
Aluminium: 5~10 parts, magnesium hydroxide: 5~10 parts, polyethylene wax: 3~5 parts, trioctyl trimellitate (TOTM): 3~5 parts, maleic anhydride connects
Ethylene-vinyl acetate its polymers of branch: 8~12 parts, titanate esters: 3~5 parts, the antioxidant of commercially available model 1010: 1~3 part,
The antioxidant of commercially available model 168: 1~3 part, titanium dioxide: 2~4 parts, carbon black: 1~2 part.
By applicant's repetition test, in above-mentioned manufacturing method, discovery uses the best performance of the oversheath of formula as below:
The i.e. described oversheath by weight, including following raw material: polyfluoroethylene resin: 30 parts, nylon 6 or nylon 12 or nylon
66:15 parts, linear low density polyethylene resin: 40 parts, aluminium hydroxide: 8 parts, magnesium hydroxide: 7 parts, polyethylene wax: 4 parts, inclined benzene
Three sour three monooctyl esters: 4 parts, the ethylene-vinyl acetate of maleic anhydride grafting its polymers: 10 parts, titanate esters: 4 parts, commercially available model
1010 antioxidant: 2 parts, the antioxidant of commercially available model 168: 2 parts, titanium dioxide: 3 parts, carbon black: 1.5 parts.
By applicant's repetition test, in above-mentioned manufacturing method, discovery is more excellent using the performance of the oversheath of formula as below:
The i.e. described oversheath by weight, including following raw material: polyfluoroethylene resin: 20 parts, nylon 6 or nylon 12 or nylon
66:10 parts, linear low density polyethylene resin: 30 parts, aluminium hydroxide: 5 parts, magnesium hydroxide: 5 parts, polyethylene wax: 3 parts, inclined benzene
Three sour three monooctyl esters: 3 parts, the ethylene-vinyl acetate of maleic anhydride grafting its polymers: 8 parts, titanate esters: 3 parts, commercially available model 1010
Antioxidant: 1 part, the antioxidant of commercially available model 168: 1 part, titanium dioxide: 2 parts, carbon black: 1 part.
By applicant's repetition test, in above-mentioned manufacturing method, discovery uses the performance suboptimum of the oversheath of formula as below:
The i.e. described oversheath by weight, polyfluoroethylene resin: 40 parts, nylon 6 or nylon 12 or nylon66 fiber: 20 parts, linear low close
Spend polyvinyl resin: 50 parts, aluminium hydroxide: 10 parts, magnesium hydroxide: 10 parts, polyethylene wax: 5 parts, trioctyl trimellitate (TOTM): 5
Part, ethylene-vinyl acetate its polymers of maleic anhydride grafting: 12 parts, titanate esters: 5 parts, the antioxidant of commercially available model 1010:
3 parts, the antioxidant of commercially available model 168: 3 parts, titanium dioxide: 4 parts, carbon black: 2 parts.
When there is gasket for packing in the present invention, optical transmit body can be protected significantly, improves bending resistance, compressive property.
The manufacturing method of the present invention is simple, easily grasps, cable product qualified rate obtained height.
The present invention is not limited to above-mentioned preferred forms, it should be understood that design of the invention can be by other various shapes
Formula is implemented to use, they also fall in protection scope of the present invention.
Claims (1)
1. the manufacturing method that remote radio head optical cable is used in a kind of communication, it is characterised in that it is comprised the steps of:
The step of manufacturing plastic layer: by reinforcer centered on fiberglass reinforced plastics or aramid yarn or glass fiber yarn,
Low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen are squeezed into outside center reinforcemen
Polyethylene or polypropylene form plastic layer, and plastic layer is cylindrical shape；
The step of manufacture inner cushion layer, connection strap and outer bed course: take polybutylene terephthalate (PBT) or modified polypropene by squeezing
Molding machine pulls into machine mold and forms integrated inner cushion layer, connection strap and outer bed course in such a way that squash type or half squeeze, and connects
Inner cushion layer and outer bed course are attached by item, and connection strap has more, at connectionless item, between having between inner cushion layer and outer bed course
Gap, inner cushion layer inside have hollow cavity, and plastic layer is embedded in hollow cavity and is mutually close to the inner wall of inner cushion layer；Optical transport position
In gap between inner cushion layer and outer bed course；Gap between inner cushion layer and outer bed course can only place one layer of optical transmit body；Institute
Stating optical transmit body is more G.652 G.655 optical fiber or more G.657 optical fiber or the more A1a optical fiber or more A1b of optical fiber or more
Optical fiber or more A1c optical fiber or more OM1 optical fiber or more OM2 optical fiber or more OM3 optical fiber or more tight tube fibers are described tight
Unjacketed optical fiber is by internal layer G.652 optical fiber or G.655 optical fiber or G.657 optical fiber or A1a optical fiber or A1b optical fiber or A1c optical fiber or OM1 light
Fine or OM2 optical fiber or OM3 optical fiber and the tight sleeve layer except internal layer are constituted, and different optical transmit body can be distinguished two-by-two；Interior pad
Gap between layer and outer bed course is greater than single times of diameter of optical transmit body and is less than optical transmit body double diameter；
The step of manufacturing oversheath: equably placing aramid yarn except outer bed course or glass fiber yarn forms protective layer, or
Longitudinally cladding or spiral winding cladding waterstop or non-woven fabrics form protective layer except outer bed course, or indulge except outer bed course
Protective layer is formed to covered composite yarn aluminium strip or composite steel band；It takes jacket material extrusion molding to be coated on outside protective layer and forms oversheath,
Complete the manufacture of communication remote radio head optical cable；
The oversheath by weight, including following raw material: polyfluoroethylene resin: 20~40 parts, nylon 6 or nylon 12 or
Nylon66 fiber: 10~20 parts, linear low density polyethylene resin: 30~50 parts, aluminium hydroxide: 5~10 parts, magnesium hydroxide: 5~10
Part, polyethylene wax: 3~5 parts, trioctyl trimellitate (TOTM): 3~5 parts, ethylene-vinyl acetate its polymers of maleic anhydride grafting: 8~
12 parts, titanate esters: 3~5 parts, the antioxidant of commercially available model 1010: 1~3 part, the antioxidant of commercially available model 168: 1
~3 parts, titanium dioxide: 2~4 parts, carbon black: 1~2 part；Or the oversheath is by weight, including the poly- fluorine second of following raw material
Olefine resin: 30 parts, nylon 6 or nylon 12 or nylon66 fiber: 15 parts, linear low density polyethylene resin: 40 parts, aluminium hydroxide: 8
Part, magnesium hydroxide: 7 parts, polyethylene wax: 4 parts, trioctyl trimellitate (TOTM): 4 parts, maleic anhydride grafting ethylene-vinyl acetate its
Polymers: 10 parts, titanate esters: 4 parts, the antioxidant of commercially available model 1010: 2 parts, the antioxidant of commercially available model 168: 2
Part, titanium dioxide: 3 parts, carbon black: 1.5 parts；Or the oversheath is by weight, including following raw material: polyvinyl fluoride tree
Rouge: 20 parts, nylon 6 or nylon 12 or nylon66 fiber: 10 parts, linear low density polyethylene resin: 30 parts, aluminium hydroxide: 5 parts, hydrogen
Magnesia: 5 parts, polyethylene wax: 3 parts, trioctyl trimellitate (TOTM): 3 parts, ethylene-vinyl acetate its polymers of maleic anhydride grafting: 8
Part, titanate esters: 3 parts, the antioxidant of commercially available model 1010: 1 part, the antioxidant of commercially available model 168: 1 part, titanium white
Powder: 2 parts, carbon black: 1 part；Or the oversheath is by weight, polyfluoroethylene resin: 40 parts, nylon 6 or nylon 12 or Buddhist nun
66:20 parts imperial, linear low density polyethylene resin: 50 parts, aluminium hydroxide: 10 parts, magnesium hydroxide: 10 parts, polyethylene wax: 5 parts,
Trioctyl trimellitate (TOTM): 5 parts, ethylene-vinyl acetate its polymers of maleic anhydride grafting: 12 parts, titanate esters: 5 parts, commercially available model
Antioxidant for 1010: 3 parts, the antioxidant of commercially available model 168: 3 parts, titanium dioxide: 4 parts, carbon black: 2 parts.
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| CN105185436B (en) * | 2015-07-26 | 2017-07-07 | 内蒙古仁达特种电缆有限公司 | A kind of single fire protection flame retarding high-tension cable |
| CN106188994A (en) * | 2016-07-07 | 2016-12-07 | 芜湖浩权建筑工程有限公司 | A kind of high-strength building cable cover(ing) and preparation method thereof |
| CN111286835A (en) * | 2020-04-11 | 2020-06-16 | 深圳市玖硕精密科技有限公司 | High-strength high-modulus composite cable filling yarn and indoor soft optical cable and yarn twisting machine thereof |
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- 2015-04-07 CN CN201510160304.9A patent/CN104698560B/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104698560B (en) | 2017-12-01 |
| CN107450141A (en) | 2017-12-08 |
| CN107544120A (en) | 2018-01-05 |
| CN104698560A (en) | 2015-06-10 |
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