CN104730667B - Slotted core cable and preparation method - Google Patents
Slotted core cable and preparation method Download PDFInfo
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- CN104730667B CN104730667B CN201510196314.8A CN201510196314A CN104730667B CN 104730667 B CN104730667 B CN 104730667B CN 201510196314 A CN201510196314 A CN 201510196314A CN 104730667 B CN104730667 B CN 104730667B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000000835 fiber Substances 0.000 claims abstract description 100
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- 239000011248 coating agent Substances 0.000 claims abstract description 26
- 238000000576 coating method Methods 0.000 claims abstract description 26
- 238000001125 extrusion Methods 0.000 claims abstract description 18
- 230000005611 electricity Effects 0.000 claims abstract description 7
- -1 polypropylene Polymers 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 28
- 239000010959 steel Substances 0.000 claims description 28
- 229920001684 low density polyethylene Polymers 0.000 claims description 24
- 239000004702 low-density polyethylene Substances 0.000 claims description 24
- 229920001903 high density polyethylene Polymers 0.000 claims description 22
- 239000004700 high-density polyethylene Substances 0.000 claims description 22
- 239000004698 Polyethylene Substances 0.000 claims description 21
- 229920000573 polyethylene Polymers 0.000 claims description 21
- 229910052736 halogen Inorganic materials 0.000 claims description 19
- 150000002367 halogens Chemical class 0.000 claims description 19
- 239000004800 polyvinyl chloride Substances 0.000 claims description 19
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 19
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 18
- 239000003063 flame retardant Substances 0.000 claims description 18
- 239000000779 smoke Substances 0.000 claims description 18
- 239000004411 aluminium Substances 0.000 claims description 17
- 229910052782 aluminium Inorganic materials 0.000 claims description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 17
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 14
- 239000004020 conductor Substances 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 14
- 239000002994 raw material Substances 0.000 claims description 12
- 239000004743 Polypropylene Substances 0.000 claims description 11
- 239000011152 fibreglass Substances 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 11
- 229920001155 polypropylene Polymers 0.000 claims description 11
- 239000003365 glass fiber Substances 0.000 claims description 9
- 239000004760 aramid Substances 0.000 claims description 8
- 229920003235 aromatic polyamide Polymers 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229920001179 medium density polyethylene Polymers 0.000 claims description 7
- 239000004701 medium-density polyethylene Substances 0.000 claims description 7
- 150000005002 naphthylamines Chemical class 0.000 claims description 7
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- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 229920000092 linear low density polyethylene Polymers 0.000 claims description 6
- 239000004707 linear low-density polyethylene Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 150000002148 esters Chemical class 0.000 claims description 5
- JNXDCMUUZNIWPQ-UHFFFAOYSA-N trioctyl benzene-1,2,4-tricarboxylate Chemical compound CCCCCCCCOC(=O)C1=CC=C(C(=O)OCCCCCCCC)C(C(=O)OCCCCCCCC)=C1 JNXDCMUUZNIWPQ-UHFFFAOYSA-N 0.000 claims description 4
- 229910000521 B alloy Inorganic materials 0.000 claims description 3
- 239000002990 reinforced plastic Substances 0.000 claims 3
- UJMDYLWCYJJYMO-UHFFFAOYSA-N benzene-1,2,3-tricarboxylic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1C(O)=O UJMDYLWCYJJYMO-UHFFFAOYSA-N 0.000 claims 2
- 235000019504 cigarettes Nutrition 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 abstract description 17
- 230000008054 signal transmission Effects 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 6
- 230000002787 reinforcement Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
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- 125000005591 trimellitate group Chemical group 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
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- 238000007605 air drying Methods 0.000 description 2
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- KUCOHFSKRZZVRO-UHFFFAOYSA-N terephthalaldehyde Chemical compound O=CC1=CC=C(C=O)C=C1 KUCOHFSKRZZVRO-UHFFFAOYSA-N 0.000 description 2
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Classifications
-
- 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
- G02B6/4433—Double reinforcement laying in straight line with optical transmission element
-
- 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
- G02B6/4407—Optical cables with internal fluted support member
- G02B6/4409—Optical cables with internal fluted support member for ribbons
-
- 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
- G02B6/4479—Manufacturing methods of optical cables
-
- 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
- G02B6/4486—Protective covering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
-
- 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
Abstract
The invention belongs to optical fiber cable technical field, more particularly, to slotted core cable, include skeleton, reinforcer positioned at skeleton center, the protective layer that skeleton integral coating is lived, extrusion molding is coated on the restrictive coating outside protective layer, multiple rectangular framework grooves are distributed with skeleton, plurality of ribbons is placed with each rectangular framework groove, there are more ribbon fibers in every fibre ribbon, it is characterized in that the both sides of each rectangular framework groove have side channel, side channel in each rectangular framework groove is connected with each rectangular framework groove, there is power transmission unit or signal transmission unit in side channel, there is a top end opening on each rectangular framework groove, and the appearance trough of belt of side slot openings can be stopped, fibre ribbon is in appearance trough of belt.Present invention further teaches the preparation method of slotted core cable.The present invention have using it is more flexible, density of optic fibre is higher, the and can that can transmit electricity transmission signal, safe to use, reliable, the advantageous effects such as laying is convenient, maintenance cost is low.
Description
Technical field
The invention belongs to optical fiber cable technical field, more particularly, to slotted core cable and preparation method.
Background technology
People's Republic of China (PRC) communication industry standard YD/T981.1-2009 defines access network optical fibre band optical cable the 1st
Point：Skeleton technical requirements and the structure of recommendation.Slotted core cable due to it when in use, it is not necessary to the other conduits of stripping,
Therefore, the favor of user is enjoyed, therefore, having carried out multinomial research for slotted core cable both at home and abroad.
CN101881867A discloses a kind of improved slotted core cable, and it comprises at least a skeleton (7), a reinforcer
(1), a protective layer (8), a sheath (9)；There are multiple skeleton grooves (3) in skeleton (7), fibre ribbon is placed with skeleton grooves (3)；Institute
State reinforcer to be located at skeleton center and integrally extrude and form with skeleton, protective layer is located at outside skeleton, and sheath is coated on protective layer
On；It is characterized in that：The side (2) of the skeleton grooves (3) and the angle on base (4) are obtuse angle, are placed with the skeleton grooves
The fibre ribbon of at least two specifications.It due to the fibre ribbon in same skeleton grooves can required design, single fiber cable distributes to list
Individual user, therefore do not cause to waste, and management is more convenient, cost is lower.
CN101806945A discloses a kind of slotted core cable of easily stripping, and it includes：Strengthen positioned at the center at center
Skeleton (3), the optical fiber in skeleton grooves (2) that part (1), band skeleton grooves (2) cylinder around center reinforcemen are formed
Or fibre ribbon, the outer jacket (7) that envelopes the belting layer (6) of skeleton (3) and skeleton grooves (2) and be extruded in outside belting layer (4)；Its
It is characterised by：In the optical cable, there is mark band (5) at least one skeleton grooves (2)；The mark band is electrically conductive or magnetic conduction
's；The center reinforcemen is nonmetallic.This optical cable speed of production is faster, maintenance is more convenient, identification is simpler, optical fiber
Service life is longer.
CN2677956Y discloses a kind of skeleton type optical fiber ribbon and Loose tube composite cable, includes skeleton (1), water-blocking component
With oversheath (10), skeleton is circumferentially with fibre ribbons groove (7) and installs fibre ribbon (3), it is characterised in that skeleton circumference also
Provided with bushing slot (9), the Loose tube (8) for being set with optical fiber is laid in bushing slot.
Etc., it is numerous, however, fibre ribbon can only be placed in the same skeleton grooves of above-mentioned slotted core cable；Can not be same
When place dissipate fibre, i.e., density of optic fibre can also be improved further；In addition, in above-mentioned slotted core cable, during for placing power transmission line,
It can only be placed in different skeleton grooves, make the reduction of optical cable utilization rate；Because optical fiber, power transmission unit are put together, therefore electric power is sent out
It is thermoae easily to influence fiber optic transmissions performance.
The content of the invention
In order to solve the above problems, an object of the present invention is to disclose a kind of slotted core cable；The purpose of the present invention it
Second, disclose the preparation method of the optical cable；They are realized using following technical scheme.
Slotted core cable, include skeleton, positioned at skeleton center reinforcer, by skeleton integral coating live protective layer,
Extrusion molding is coated on the restrictive coating outside protective layer, and multiple rectangular framework grooves are distributed with skeleton, are placed in each rectangular framework groove
There is plurality of ribbons, there are more ribbon fibers in every fibre ribbon, it is characterised in that the both sides of each rectangular framework groove
All there is side channel, the side channel in each rectangular framework groove is connected with each rectangular framework groove, has transmission of electricity single in side channel
Member or signal transmission unit, it is described that each there is a top end opening on rectangular framework groove and the appearance of side slot openings can be stopped
Trough of belt, fibre ribbon is in appearance trough of belt.
Slotted core cable described above, it is characterised in that the signal transmission unit is by Loose tube and in Loose tube
More bulk optical fiber composition.
Slotted core cable described above, it is characterised in that the power transmission unit is by conductor and the insulation for enveloping conductor
Layer composition.
Slotted core cable described above, it is characterised in that the ribbon fiber is G.652 type or G.653 type or G.654
Type or G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or OM1 types or OM2 types or OM3
Type.
Slotted core cable described above, it is characterised in that the bulk optical fiber is G.652 type or G.653 type or G.654
Type or G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or OM1 types or OM2 types or OM3
Type.
Slotted core cable described above, it is characterised in that the material of the reinforcer is steel wire or glass fiber reinforcement modeling
Material or aramid yarn or steel strand wires.
Slotted core cable described above, it is characterised in that the material of the conductor is copper or aluminium or alloy.
Slotted core cable described above, it is characterised in that the material of the restrictive coating be low-smoke non-halogen flame-retardant polyethylene or
Medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride.
Slotted core cable described above, it is characterised in that the fibre ribbon is 4 fibre ribbons types or 6 fibre ribbons types or 8 fibre ribbons types
Or 10 fibre ribbons type or 12 fibre ribbons types；The 4 fibre ribbons type refers to there is 4 ribbon fibers in every fibre ribbon, and 6 fibre ribbons types refer to often
There are 6 ribbon fibers in root fibre ribbon, the like.
Slotted core cable described above, it is characterised in that the material of the Loose tube is modified polypropene or gathered to benzene two
Formic acid butanediol ester.
Slotted core cable described above, it is characterised in that the material of the insulating barrier is low density polyethylene (LDPE) or high density
Polyethylene or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene.
Slotted core cable described above, it is characterised in that the material of the protective layer be waterstop or aluminium strip or steel band or
Fiberglass reinforced plastics band.
Slotted core cable described above, it is characterised in that the material of the skeleton is that low density polyethylene (LDPE) or high density are gathered
Ethene or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene either in parts by weight, include following raw material：Linea low density
10~25 parts of polyethylene, 60~75 parts of polypropylene of optical cable, 3~5 parts of trioctyl trimellitate (TOTM), 1~2 part of naphthylamines, Tissuemat E 1
~2 parts, 5~8 parts of titanium dioxide；Using skeleton made of the material of above-mentioned formula, there is excellent folding, processing characteristics, prevent always
Change performance；After being processed into a diameter of 5~15mm skeleton, after being looped using 3 times of diameter values as continuous 10 circle of bending radius progress, release
Decontrol, natural elasticity recovers as former state in 5 minutes；And process velocity is in the range of 80~150m/min, uniform external diameter, therefore there is phase
The processing characteristics being a good；By 110 DEG C, continuous 240h heat ageing, the cracking of skeleton is had no, and uses other bones in the present invention
Frame unexpectedly 48 hours there have been different degrees of cracking, it is therefore above-mentioned with excellent resistance to cracking energy can be reached.
Slotted core cable described above, it is characterised in that the material for holding trough of belt is plastics；Preferably PBT or Buddhist nun
Dragon.
Slotted core cable, it is characterised in that its preparation method comprises the steps of：
The first step：The step of making Loose tube：Take more the G.652 type of good color or G.653 type or G.654 type or
G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or OM1 types or OM2 types or OM3 types dissipate
Shape optical fiber, through the head of secondary coated extruder on the pin hole for leading fine pin installed；By modified polypropene or poly- terephthaldehyde
Sour butanediol ester is put into spiral shell thorax and extrudes, is drawn into tubulose；Bulk optical fiber is penetrated in pipe, forms initial Loose tube, with 100~
300m/min speed quick traction and by 30~48 DEG C of warm water tank, then by 15~25 DEG C of cold rinse bank, then will be just
Beginning 0.1~0.3bar of Loose tube compressed air drying, obtains finished product Loose tube；Wherein, initial Loose tube is in warm water tank
Time be 1~3s, time of the initial Loose tube in cold rinse bank is 10~20s；It is repeated multiple times, obtain more finished product pine sets
Pipe, any two Loose tubes have different colors；
Second step：The step of making skeleton：Steel wire or fiberglass reinforced plastics or aramid yarn or steel strand wires are taken to be used as and add
Strong part, by low density polyethylene (LDPE) or high density polyethylene (HDPE) or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene either with parts by weight
Meter, includes following raw material：10~25 parts of LLDPE, 60~75 parts of polypropylene of optical cable, tri trimellitate are pungent
3~5 parts of ester, 1~2 part of naphthylamines, 1~2 part of Tissuemat E, the mixture extrusion molding of 5~8 parts of titanium dioxide are coated on reinforcer and formed
Skeleton, make to be distributed multiple rectangular framework grooves on skeleton, the both sides of each rectangular framework groove are formed and each rectangular framework groove phase
The side channel of connection；
3rd step：The step of making protective layer：Take and be less than the appearance trough of belt of skeleton grooves, the with a top end opening, size
Finished product Loose tube, raw material waterstop or the aluminium strip or steel band that are formed in the skeleton that is formed in two steps, plurality of ribbons, the first step or
Fiberglass reinforced plastics band, the finished product Loose tube formed in the first step is put into side channel, then will hold trough of belt and be put into rectangle
In skeleton grooves, appearance trough of belt is stopped side slot openings, plurality of ribbons is put into and held in trough of belt, by waterstop or aluminium strip or steel band
Or fiberglass reinforced plastics band integral coating lives skeleton, completes the making of protective layer；The material for holding trough of belt is plastics；Institute
It is 4 fibre ribbons types or 6 fibre ribbons types or 8 fibre ribbons types or 10 fibre ribbons types or 12 fibre ribbons types to state fibre ribbon, by G.652 inside the fibre ribbon
Type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or
OM1 types or OM2 types or OM3 types ribbon fiber are formed；
4th step：The step of making restrictive coating：Low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density is taken to gather
Ethene or polyvinyl chloride extrusion molding are coated on outside the protective layer of the 3rd step formation and form restrictive coating, complete the system of slotted core cable
Make.
Another slotted core cable, it is characterised in that its preparation method comprises the steps of：
The first step：The step of making skeleton：Steel wire or fiberglass reinforced plastics or aramid yarn or steel strand wires are taken to be used as and add
Strong part, by low density polyethylene (LDPE) or high density polyethylene (HDPE) or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene either with parts by weight
Meter, includes following raw material：10~25 parts of LLDPE, 60~75 parts of polypropylene of optical cable, tri trimellitate are pungent
3~5 parts of ester, 1~2 part of naphthylamines, 1~2 part of Tissuemat E, the mixture extrusion molding of 5~8 parts of titanium dioxide are coated on reinforcer and formed
Skeleton, make to be distributed multiple rectangular framework grooves on skeleton, the both sides of each rectangular framework groove are formed and each rectangular framework groove phase
The side channel of connection；
Second step：The step of making power transmission unit：Copper wire or aluminium wire or B alloy wire are taken as conductor, by low density polyethylene (LDPE)
Or high density polyethylene (HDPE) or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene extrusion molding are coated on outside conductor and form insulating barrier, complete
The making of power transmission unit；
3rd step：The step of making protective layer：Take and be less than the appearance trough of belt of skeleton grooves, the with a top end opening, size
Power transmission unit, raw material waterstop or the aluminium strip or steel band or glass formed in the skeleton that is formed in one step, plurality of ribbons, second step
Glass fiber reinforcement plastic material strip, the power transmission unit formed in second step is put into side channel, then will be held trough of belt and is put into rectangular framework
In groove, appearance trough of belt is stopped side slot openings, plurality of ribbons is put into and held in trough of belt, by waterstop or aluminium strip or steel band or glass
Glass fiber reinforcement plastic material strip integral coating lives skeleton, completes the making of protective layer；The material for holding trough of belt is plastics；The light
Fibre ribbons are 4 fibre ribbons types or 6 fibre ribbons types or 8 fibre ribbons types or 10 fibre ribbons types or 12 fibre ribbons types, inside the fibre ribbon by G.652 type or
G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or OM1
Type or OM2 types or OM3 types ribbon fiber are formed；
4th step：The step of making restrictive coating：Low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density is taken to gather
Ethene or polyvinyl chloride extrusion molding are coated on outside the protective layer of the 3rd step formation and form restrictive coating, complete the system of slotted core cable
Make.
The slotted core cable of the present invention, preparation method is simple, is easy to grasp, product qualified rate height.
The present invention have using it is more flexible, density of optic fibre is higher, the and can that can transmit electricity transmission signal, safe to use, reliable,
The advantageous effects such as laying is convenient, maintenance cost is low.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram after one section of stripping of embodiment 1 of the present invention.
Fig. 2 is the cross-sectional structure schematic diagram after Fig. 1 amplifications.
Fig. 3 is the dimensional structure diagram after one section of stripping of embodiment 2 of the present invention.
Fig. 4 is the cross-sectional structure schematic diagram after Fig. 3 amplifications.
Embodiment
Embodiment 1
See Fig. 1 and Fig. 2, slotted core cable, include the skeleton 6, reinforcer 5 positioned at skeleton center, skeleton is overall
Protective layer 10, the extrusion molding enveloped is coated on the restrictive coating 11 outside protective layer, and multiple rectangular framework grooves 7 are distributed with skeleton,
Plurality of ribbons 3 is placed with each rectangular framework groove, there are more ribbon fibers 4 in every fibre ribbon, it is characterised in that institute
Stating the both sides of each rectangular framework groove has a side channel 8, and the side channel in each rectangular framework groove is and each rectangular framework groove phase
Connection, there are signal transmission unit, more piece bulk light of the signal transmission unit by Loose tube 2 and in Loose tube in side channel
Fibre 1 forms；There is a top end opening on each rectangular framework groove and the appearance trough of belt 9 of side slot openings, optical fiber can be stopped
Band is in appearance trough of belt.
There are 4 skeleton grooves, the both sides of each skeleton grooves have a side channel, had in each side channel in Fig. 1 and Fig. 2
A piece Loose tube, there are more bulk optical fiber in every Loose tube.
In this embodiment, 4 skeleton grooves are not limited to, can also be other multiple.
Embodiment 2
See Fig. 3 and Fig. 4, slotted core cable, include the skeleton 6, reinforcer 5 positioned at skeleton center, skeleton is overall
Protective layer 10, the extrusion molding enveloped is coated on the restrictive coating 11 outside protective layer, and multiple rectangular framework grooves 7 are distributed with skeleton,
Plurality of ribbons 3 is placed with each rectangular framework groove, there are more ribbon fibers 4 in every fibre ribbon, it is characterised in that institute
Stating the both sides of each rectangular framework groove has a side channel 8, and the side channel in each rectangular framework groove is and each rectangular framework groove phase
Connection, there is power transmission unit, power transmission unit forms by conductor 1 and by the insulating barrier 2 that conductor envelopes in side channel；It is described each
There is a top end opening on rectangular framework groove and the appearance trough of belt 9 of side slot openings can be stopped, fibre ribbon is in appearance trough of belt.
There are 4 skeleton grooves, the both sides of each skeleton grooves have a side channel, had in each side channel in Fig. 3 and Fig. 4
One power transmission unit, power transmission unit can transmit electric power, can be with transmitting telecommunication number.
Certainly, slotted core cable described above, it is further characterized in that in the side channel of both sides of each skeleton grooves, its
In in a side channel be power transmission unit, in another is signal transmission unit.
Namely slotted core cable described above, include skeleton, the reinforcer positioned at skeleton center, integrally wrap skeleton
The protective layer, the extrusion molding that cover are coated on the restrictive coating outside protective layer, and multiple rectangular framework grooves, each rectangle are distributed with skeleton
Plurality of ribbons is placed with skeleton grooves, there are more ribbon fibers in every fibre ribbon, it is characterised in that each rectangle
The both sides of skeleton grooves all have a side channel, and the side channel in each rectangular framework groove is connected with each rectangular framework groove, side channel
In there is power transmission unit or signal transmission unit, there is a top end opening on each rectangular framework groove and can stop
The appearance trough of belt of side slot openings, fibre ribbon is in appearance trough of belt.
Slotted core cable described above, it is characterised in that the ribbon fiber is G.652 type or G.653 type or G.654
Type or G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or OM1 types or OM2 types or OM3
Type.
Slotted core cable described above, it is characterised in that the bulk optical fiber is G.652 type or G.653 type or G.654
Type or G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or OM1 types or OM2 types or OM3
Type.
Slotted core cable described above, it is characterised in that the material of the reinforcer is steel wire or glass fiber reinforcement modeling
Material or aramid yarn or steel strand wires.
Slotted core cable described above, it is characterised in that the material of the conductor is copper or aluminium or alloy.
Slotted core cable described above, it is characterised in that the material of the restrictive coating be low-smoke non-halogen flame-retardant polyethylene or
Medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride.
Slotted core cable described above, it is characterised in that the fibre ribbon is 4 fibre ribbons types or 6 fibre ribbons types or 8 fibre ribbons types
Or 10 fibre ribbons type or 12 fibre ribbons types；The 4 fibre ribbons type refers to there is 4 ribbon fibers in every fibre ribbon, and 6 fibre ribbons types refer to often
There are 6 ribbon fibers in root fibre ribbon, the like.
Slotted core cable described above, it is characterised in that the material of the Loose tube is modified polypropene or gathered to benzene two
Formic acid butanediol ester.
Slotted core cable described above, it is characterised in that the material of the insulating barrier is low density polyethylene (LDPE) or high density
Polyethylene or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene.
Slotted core cable described above, it is characterised in that the material of the protective layer be waterstop or aluminium strip or steel band or
Fiberglass reinforced plastics band.
Slotted core cable described above, it is characterised in that the material of the skeleton is that low density polyethylene (LDPE) or high density are gathered
Ethene or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene.
Slotted core cable described above, it is characterised in that the material for holding trough of belt is plastics.
Slotted core cable described in embodiment 1, it is characterised in that its preparation method comprises the steps of：
The first step：The step of making Loose tube：Take more the G.652 type of good color or G.653 type or G.654 type or
G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or OM1 types or OM2 types or OM3 types dissipate
Shape optical fiber, through the head of secondary coated extruder on the pin hole for leading fine pin installed；By modified polypropene or poly- terephthaldehyde
Sour butanediol ester is put into spiral shell thorax and extrudes, is drawn into tubulose；Bulk optical fiber is penetrated in pipe, forms initial Loose tube, with 100~
300m/min speed quick traction and by 30~48 DEG C of warm water tank, then by 15~25 DEG C of cold rinse bank, then will be just
Beginning 0.1~0.3bar of Loose tube compressed air drying, obtains finished product Loose tube；Wherein, initial Loose tube is in warm water tank
Time be 1~3s, time of the initial Loose tube in cold rinse bank is 10~20s；It is repeated multiple times, obtain more finished product pine sets
Pipe, any two Loose tubes have different colors；
Second step：The step of making skeleton：Steel wire or fiberglass reinforced plastics or aramid yarn or steel strand wires are taken to be used as and add
Strong part, by low density polyethylene (LDPE) or high density polyethylene (HDPE) or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene either with parts by weight
Meter, includes following raw material：10~25 parts of LLDPE, 60~75 parts of polypropylene of optical cable, tri trimellitate are pungent
3~5 parts of ester, 1~2 part of naphthylamines, 1~2 part of Tissuemat E, the mixture extrusion molding of 5~8 parts of titanium dioxide are coated on reinforcer and formed
Skeleton, make to be distributed multiple rectangular framework grooves on skeleton, the both sides of each rectangular framework groove are formed and each rectangular framework groove phase
The side channel of connection；
3rd step：The step of making protective layer：Take and be less than the appearance trough of belt of skeleton grooves, the with a top end opening, size
Finished product Loose tube, raw material waterstop or the aluminium strip or steel band that are formed in the skeleton that is formed in two steps, plurality of ribbons, the first step or
Fiberglass reinforced plastics band, the finished product Loose tube formed in the first step is put into side channel, then will hold trough of belt and be put into rectangle
In skeleton grooves, appearance trough of belt is stopped side slot openings, plurality of ribbons is put into and held in trough of belt, by waterstop or aluminium strip or steel band
Or fiberglass reinforced plastics band integral coating lives skeleton, completes the making of protective layer；The material for holding trough of belt is plastics；Institute
It is 4 fibre ribbons types or 6 fibre ribbons types or 8 fibre ribbons types or 10 fibre ribbons types or 12 fibre ribbons types to state fibre ribbon, by G.652 inside the fibre ribbon
Type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or
OM1 types or OM2 types or OM3 types ribbon fiber are formed；
4th step：The step of making restrictive coating：Low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density is taken to gather
Ethene or polyvinyl chloride extrusion molding are coated on outside the protective layer of the 3rd step formation and form restrictive coating, complete the system of slotted core cable
Make.
Slotted core cable described in embodiment 2, it is characterised in that its preparation method comprises the steps of：
The first step：The step of making skeleton：Steel wire or fiberglass reinforced plastics or aramid yarn or steel strand wires are taken to be used as and add
Strong part, by low density polyethylene (LDPE) or high density polyethylene (HDPE) or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene either with parts by weight
Meter, includes following raw material：10~25 parts of LLDPE, 60~75 parts of polypropylene of optical cable, tri trimellitate are pungent
3~5 parts of ester, 1~2 part of naphthylamines, 1~2 part of Tissuemat E, the mixture extrusion molding of 5~8 parts of titanium dioxide are coated on reinforcer and formed
Skeleton, make to be distributed multiple rectangular framework grooves on skeleton, the both sides of each rectangular framework groove are formed and each rectangular framework groove phase
The side channel of connection；
Second step：The step of making power transmission unit：Copper wire or aluminium wire or B alloy wire are taken as conductor, by low density polyethylene (LDPE)
Or high density polyethylene (HDPE) or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene extrusion molding are coated on outside conductor and form insulating barrier, complete
The making of power transmission unit；
3rd step：The step of making protective layer：Take and be less than the appearance trough of belt of skeleton grooves, the with a top end opening, size
Power transmission unit, raw material waterstop or the aluminium strip or steel band or glass formed in the skeleton that is formed in one step, plurality of ribbons, second step
Glass fiber reinforcement plastic material strip, the power transmission unit formed in second step is put into side channel, then will be held trough of belt and is put into rectangular framework
In groove, appearance trough of belt is stopped side slot openings, plurality of ribbons is put into and held in trough of belt, by waterstop or aluminium strip or steel band or glass
Glass fiber reinforcement plastic material strip integral coating lives skeleton, completes the making of protective layer；The material for holding trough of belt is plastics；The light
Fibre ribbons are 4 fibre ribbons types or 6 fibre ribbons types or 8 fibre ribbons types or 10 fibre ribbons types or 12 fibre ribbons types, inside the fibre ribbon by G.652 type or
G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or OM1
Type or OM2 types or OM3 types ribbon fiber are formed；
4th step：The step of making restrictive coating：Low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density is taken to gather
Ethene or polyvinyl chloride extrusion molding are coated on outside the protective layer of the 3rd step formation and form restrictive coating, complete the system of slotted core cable
Make.
The slotted core cable of the present invention, preparation method is simple, is easy to grasp, product qualified rate height.
In the present invention, due to the presence of side channel so that the message capacity of optical cable greatly improves, further, since can in side channel
To place power transmission unit, therefore the function that can reach slotted core cable while transmit electric power, reach multi-purpose, save laying
Cost and the purpose for reducing laying number；Simultaneously as power transmission unit is individually positioned in the side channel of skeleton grooves both sides, therefore make defeated
Electricity is safer, reliable；Meanwhile it only need to lightly roll over the side for holding trough of belt, you can by the optical transmission unit in side channel and/or transmission of electricity
Unit takes out, and is easy to continue, is also not required to whole stripping fiber optic cables sections, does not influence the normal use of the component in other grooves；Put
The side for holding trough of belt is unfolded, it can restore to the original state.
Therefore, the present invention have using it is more flexible, density of optic fibre is higher, the and can that can transmit electricity transmission signal, it is safe to use,
Reliably, the advantageous effects such as laying is convenient, maintenance cost is low.
The present invention is not limited to above-mentioned preferred forms, it will be appreciated that design of the invention can be by other a variety of shapes
Formula is implemented to use, and they are also fallen within protection scope of the present invention.
Claims (5)
1. slotted core cable, include skeleton, the reinforcer positioned at skeleton center, the protective layer for living skeleton integral coating, squeeze
Modeling is coated on the restrictive coating outside protective layer, and multiple rectangular framework grooves are distributed with skeleton, are placed with each rectangular framework groove
Plurality of ribbons, every fibre ribbon is interior to have more ribbon fibers, it is characterised in that the both sides of each rectangular framework groove
With side channel, the side channel in each rectangular framework groove is connected with each rectangular framework groove, has power transmission unit in side channel,
There is a top end opening on each rectangular framework groove and the appearance trough of belt of side slot openings can be stopped, fibre ribbon is positioned at appearance
In trough of belt；The material of the skeleton in parts by weight, includes following raw material：10~25 parts of LLDPE, optical cable
With 60~75 parts of polypropylene, 3~5 parts of trioctyl trimellitate (TOTM), 1~2 part of naphthylamines, 1~2 part of Tissuemat E, 5~8 parts of titanium dioxide.
2. slotted core cable according to claim 1, it is characterised in that the power transmission unit coats by conductor and by conductor
Insulating barrier composition firmly；The material of the insulating barrier be low density polyethylene (LDPE) or high density polyethylene (HDPE) or polyvinyl chloride or low cigarette without
Halogen flame-proof polyethylene.
3. the slotted core cable according to claim 1 or claim 2, it is characterised in that the G.652 ribbon fiber is
Type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or
OM1 types or OM2 types or OM3 types.
4. slotted core cable according to claim 3, it is characterised in that the material of the reinforcer is steel wire or glass fibers
Tie up reinforced plastics or aramid yarn or steel strand wires.
5. slotted core cable, it is characterised in that its preparation method comprises the steps of：
The first step：The step of making skeleton：Steel wire or fiberglass reinforced plastics or aramid yarn or steel strand wires are taken as reinforcer,
Will in parts by weight, include following raw material：10~25 parts of LLDPE, 60~75 parts of polypropylene of optical cable, partially
3~5 parts of three monooctyl ester of benzenetricarboxylic acid, 1~2 part of naphthylamines, 1~2 part of Tissuemat E, the mixture extrusion molding of 5~8 parts of titanium dioxide, which are coated on, to be added
Skeleton is formed on strong part, makes to be distributed multiple rectangular framework grooves on skeleton, the both sides of each rectangular framework groove are formed and each square
The side channel that shape skeleton grooves are connected；
Second step：The step of making power transmission unit：Copper wire or aluminium wire or B alloy wire are taken as conductor, by low density polyethylene (LDPE) or height
Density polyethylene or polyvinyl chloride or low-smoke non-halogen flame-retardant polyethylene extrusion molding are coated on outside conductor and form insulating barrier, complete transmission of electricity
The making of unit；
3rd step：The step of making protective layer：Take and be less than the appearance trough of belt of skeleton grooves, the first step with a top end opening, size
Power transmission unit, raw material waterstop or the aluminium strip or steel band or glass fibers formed in the skeleton of middle formation, plurality of ribbons, second step
Reinforced plastics band is tieed up, the power transmission unit formed in second step is put into side channel, then will hold trough of belt and be put into rectangular framework groove,
Appearance trough of belt is stopped side slot openings, plurality of ribbons is put into and held in trough of belt, by waterstop or aluminium strip or steel band or glass fibers
Dimension reinforced plastics band integral coating lives skeleton, completes the making of protective layer；The material for holding trough of belt is plastics；The fibre ribbon
For 4 fibre ribbons types or 6 fibre ribbons types or 8 fibre ribbons types or 10 fibre ribbons types or 12 fibre ribbons types, inside the fibre ribbon by G.652 type or
G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a types or A1b types or A1c types or A1d types or OM1
Type or OM2 types or OM3 types ribbon fiber are formed；
4th step：The step of making restrictive coating：Take low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE)
Or polyvinyl chloride extrusion molding is coated on outside the protective layer of the 3rd step formation and forms restrictive coating, completes the making of slotted core cable.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710727987.0A CN107357013A (en) | 2015-04-23 | 2015-04-23 | A kind of slotted core cable and preparation method |
| CN201710727992.1A CN107462959A (en) | 2015-04-23 | 2015-04-23 | A kind of skeleton photoelectric mixed cable |
| CN201510196314.8A CN104730667B (en) | 2015-04-23 | 2015-04-23 | Slotted core cable and preparation method |
Applications Claiming Priority (1)
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| CN201510196314.8A CN104730667B (en) | 2015-04-23 | 2015-04-23 | Slotted core cable and preparation method |
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| CN201710727992.1A Division CN107462959A (en) | 2015-04-23 | 2015-04-23 | A kind of skeleton photoelectric mixed cable |
| CN201710727987.0A Division CN107357013A (en) | 2015-04-23 | 2015-04-23 | A kind of slotted core cable and preparation method |
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| CN104730667B true CN104730667B (en) | 2017-12-01 |
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| CN201510196314.8A Active CN104730667B (en) | 2015-04-23 | 2015-04-23 | Slotted core cable and preparation method |
| CN201710727992.1A Pending CN107462959A (en) | 2015-04-23 | 2015-04-23 | A kind of skeleton photoelectric mixed cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105954854A (en) * | 2016-07-21 | 2016-09-21 | 南京华信藤仓光通信有限公司 | Intelligent fire-extinguishing building multi-core optical cable |
| CN107731397A (en) * | 2017-02-15 | 2018-02-23 | 常熟共益信息科技有限公司 | A kind of composite band for cable or optical cable |
| CN107527681A (en) * | 2017-02-15 | 2017-12-29 | 王国涛 | The cable or optical cable and its manufacture method that a kind of color is separated at intervals |
| CN107015330B (en) * | 2017-05-17 | 2023-09-22 | 富通特种光缆(天津)有限公司 | Skeleton type photoelectric hybrid cable and manufacturing method thereof |
| US10422965B2 (en) | 2018-01-26 | 2019-09-24 | Steve Cheng | Fiber optic connector |
| CN111403092A (en) * | 2020-04-23 | 2020-07-10 | 苏州专创光电科技有限公司 | Cable or photoelectric composite cable for power system |
| CN111403101A (en) * | 2020-04-23 | 2020-07-10 | 常熟虞通光电科技有限公司 | Hanging type cable and optical cable |
| CN112789694B (en) * | 2020-04-23 | 2022-08-09 | 深圳市特发信息股份有限公司 | Hanging type cable with optical fiber tape, hanging type optical fiber tape optical cable and hanging type optical cable |
| CN114300192B (en) * | 2021-11-25 | 2023-11-03 | 通鼎互联信息股份有限公司 | Low-crosstalk framework type photoelectric hybrid cable |
| CN115639651B (en) * | 2021-12-07 | 2023-08-22 | 长飞光纤光缆股份有限公司 | Optical fiber ribbon optical cable with circular section |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107462959A (en) | 2017-12-12 |
| CN104730667A (en) | 2015-06-24 |
| CN107357013A (en) | 2017-11-17 |
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