CN104730669A - Butterfly-shaped access optical cable and method for manufacturing same - Google Patents
Butterfly-shaped access optical cable and method for manufacturing same Download PDFInfo
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- CN104730669A CN104730669A CN201510196317.1A CN201510196317A CN104730669A CN 104730669 A CN104730669 A CN 104730669A CN 201510196317 A CN201510196317 A CN 201510196317A CN 104730669 A CN104730669 A CN 104730669A
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000003287 optical effect Effects 0.000 title abstract description 13
- 238000004519 manufacturing process Methods 0.000 title abstract 4
- 239000013307 optical fiber Substances 0.000 claims abstract description 89
- 230000002787 reinforcement Effects 0.000 claims abstract description 40
- 239000011248 coating agent Substances 0.000 claims description 18
- 238000000576 coating method Methods 0.000 claims description 18
- 239000004800 polyvinyl chloride Substances 0.000 claims description 18
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000004760 aramid Substances 0.000 claims description 15
- 229920003235 aromatic polyamide Polymers 0.000 claims description 15
- 239000011152 fibreglass Substances 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 12
- 239000011148 porous material Substances 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 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 10
- HGAZMNJKRQFZKS-UHFFFAOYSA-N chloroethene;ethenyl acetate Chemical compound ClC=C.CC(=O)OC=C HGAZMNJKRQFZKS-UHFFFAOYSA-N 0.000 claims description 10
- 239000003063 flame retardant Substances 0.000 claims description 10
- 229910052736 halogen Inorganic materials 0.000 claims description 10
- 150000002367 halogens Chemical class 0.000 claims description 10
- 229920001903 high density polyethylene Polymers 0.000 claims description 10
- 239000004700 high-density polyethylene Substances 0.000 claims description 10
- 229920001179 medium density polyethylene Polymers 0.000 claims description 10
- 239000004701 medium-density polyethylene Substances 0.000 claims description 10
- 239000000779 smoke Substances 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 239000004677 Nylon Substances 0.000 claims description 8
- 229920001778 nylon Polymers 0.000 claims description 8
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 239000002674 ointment Substances 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 238000005728 strengthening Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 229910052799 carbon Inorganic materials 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000004519 grease Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Insulated Conductors (AREA)
- Ropes Or Cables (AREA)
Abstract
The invention belongs to the technical field of optical fibers and optical cables, and particularly relates to a butterfly-shaped access optical cable which comprises an optical fiber, a pair of reinforcement components and a sheath. The reinforcement components are symmetrically distributed on the upper side and the lower side of the optical fiber, the sheath integrally covers the optical fiber and the reinforcement components, and tearing openings are formed in the sheath and are positioned on the left side and the right side of the optical fiber. The butterfly-shaped access optical cable is characterized in that a miniature sleeve is further arranged in the sheath, the optical fiber is positioned in the miniature sleeve, the axis of the miniature sleeve coincides with the central axis of the sheath, water-blocking grease is coated on the outer surface of the optical fiber, and the minimum distances from the edges of the reinforcement components to the edge of the sheath are 0.4mm. The invention further discloses a method for manufacturing the butterfly-shaped access optical cable. The butterfly-shaped access optical cable and the method have the technical advantages that the butterfly-shaped access optical cable is flexible in use, low in cost and transport cost and high in production speed and is low-carbon, environmental friendly and light, excellent water-blocking effects can be realized, the production method is easy to master, and the like.
Description
Technical field
The invention belongs to optical fiber cable technical field, especially relate to butterfly leading in cable and method for making.
Background technology
People's Republic of China (PRC) communication industry standard YD/T 1997-2009 defines the technical requirement of Access Network butterfly leading in cable and the structure of recommendation.Its appendix A recommends 6 kinds of typical structures, because this optical cable is mainly used in fiber active linker, and fiber active linker is when making, normally the two ends of butterfly leading in cable is each passed through the external member of truncated cone-shaped, for the outer Width not requirement substantially of optical cable.Therefore, applicant think this kind of optical cable also also exist structure optimization possibility thus reach low-carbon environment-friendly, joint Zhi Jiangben object.
Summary of the invention
In order to solve the problem, an object of the present invention discloses a kind of butterfly leading in cable; Two of object of the present invention discloses the method for making of this optical cable; They realize by the following technical solutions.
In the present invention first embodiment, butterfly leading in cable, the sheath including optical fiber, be distributed in the pair of reinforcing pieces of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port; It is characterized in that also having a micro-sleeve pipe in described sheath, optical fiber is arranged in micro-sleeve pipe, and the axis of micro-sleeve pipe overlaps with the central axis of sheath, and fiber outer surface is coated with greasy for preventing water, and reinforcement edge is 0.4mm to the minor increment at sheath edge.
In the present invention second embodiment, butterfly leading in cable, the sheath including optical fiber, be distributed in the pair of reinforcing pieces of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port; It is characterized in that also there is in described sheath a micro-sleeve pipe, optical fiber is arranged in micro-sleeve pipe, the axis of micro-sleeve pipe overlaps with the central axis of sheath, fiber outer surface is coated with greasy for preventing water, four angles place of sheath all forms L shape groove, and reinforcement edge is 0.4mm to the minor increment at sheath edge.
In the present invention the 3rd embodiment, butterfly leading in cable, the sheath including optical fiber, be distributed in the pair of reinforcing pieces of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port; It is characterized in that four angles place of described sheath all forms L shape groove, reinforcement edge is 0.4mm to the minor increment at sheath edge.
In the present invention the 4th embodiment, butterfly leading in cable, the sheath including optical fiber, be distributed in the pair of reinforcing pieces of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port; It is characterized in that also there is in described sheath a micro-sleeve pipe, optical fiber is arranged in micro-sleeve pipe, the axis of micro-sleeve pipe overlaps with the central axis of sheath, fiber outer surface is coated with greasy for preventing water, four angles place of sheath all forms L shape groove, the sheath edge of optical fiber left and right side is circular arc, and reinforcement edge is 0.4mm to the minor increment at sheath edge.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that described 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 type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that the material of described reinforcement is steel wire or glass fiber reinforced plastics or aramid yarn.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that the diameter of described reinforcement is 0.35 ~ 0.65mm.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that the material of described sheath is low-smoke non-halogen flame-retardant tygon or medium density polyethylene or high density polyethylene or Polyvinylchloride.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that the height of described sheath is 2.6 ~ 3.2mm.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that the width of described sheath is 1.6 ~ 2.2mm.
The present invention first embodiment or the second embodiment or the butterfly leading in cable described in the 4th embodiment, is characterized in that its method for making comprises following steps:
The first step: the step making micro-sleeve pipe: adopt trombone slide method mode to pull into blank pipe nylon or Polyvinylchloride or tetrafluoroethene melting, the inner injection pressure of the blank pipe of blank pipe shaping place be 0.15 ~ 0.25MPa, flow velocity is the nitrogen of 2 ~ 5ml/s, micro-sleeve pipe that formation external diameter is 0.45 ~ 0.9mm, internal diameter is 0.25 ~ 0.35mm;
Second step: form the step of sheath: by two diameters be the steel wire of 0.35 ~ 0.65mm or glass fiber reinforced plastics or aramid yarn be each passed through sheath extruded mould reinforcement piece bores, by the micro-sleeve pipe formed in the first step through the medium pore of sheath extruded mould, low-smoke non-halogen flame-retardant tygon or medium density polyethylene or high density polyethylene or Polyvinylchloride extruded and steel wire or glass fiber reinforced plastics or aramid yarn and micro-sleeve pipe integral coating firmly formed sheath; Wherein, the upper and lower both sides that piece bores is positioned at medium pore are strengthened; The sheath of arranged on left and right sides is formed with tearing port; The axis of micro-sleeve pipe overlaps with the central axis of sheath; The edge strengthening piece bores is 0.4mm to the minor increment at sheath edge; The height of sheath is 2.6 ~ 3.2mm, and the width of sheath is 1.6 ~ 2.2mm; The top of sheath and below are all circular arc, and four angles of sheath are that circular arc or four angles place all form L flute profile;
3rd step: the step penetrating optical fiber: by diameter be 0.240 ~ 0.265mm G.652 type or G.653 type G.654 type or G.655 type G.656 type or G.657 type or A1a type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type fiber-draw by ointment groove, then optical fiber is penetrated in micro-sleeve pipe of second step formation, complete the making of butterfly leading in cable; Wherein, the diameter of optical fiber 0.01 ~ 0.085mm less of the internal diameter of micro-sleeve pipe.
As simplifying further, the present invention first embodiment or the second embodiment or the butterfly leading in cable described in the 4th embodiment, is characterized in that its method for making comprises following steps:
The first step: the step making micro-sleeve pipe: adopt trombone slide method mode to pull into blank pipe nylon or Polyvinylchloride or tetrafluoroethene melting, the inner injection pressure of the blank pipe of blank pipe shaping place be 0.15 ~ 0.25MPa, flow velocity is the nitrogen of 2 ~ 5ml/s, micro-sleeve pipe that formation external diameter is 0.45 ~ 0.9mm, internal diameter is 0.25 ~ 0.35mm;
Second step: form the step of sheath: by two diameters be the steel wire of 0.35 ~ 0.65mm or glass fiber reinforced plastics or aramid yarn be each passed through sheath extruded mould reinforcement piece bores, by the micro-sleeve pipe formed in the first step through the medium pore of sheath extruded mould, low-smoke non-halogen flame-retardant tygon or medium density polyethylene or high density polyethylene or Polyvinylchloride extruded and steel wire or glass fiber reinforced plastics or aramid yarn and micro-sleeve pipe integral coating firmly formed sheath, complete the making of butterfly leading in cable; Wherein, the upper and lower both sides that piece bores is positioned at medium pore are strengthened; The sheath of arranged on left and right sides is formed with tearing port; The axis of micro-sleeve pipe overlaps with the central axis of sheath; The edge strengthening piece bores is 0.4mm to the minor increment at sheath edge; The height of sheath is 2.6 ~ 3.2mm, and the width of sheath is 1.6 ~ 2.2mm; The top of sheath and below are all circular arc, and four angles of sheath are that circular arc or four angles place all form L flute profile.
During use, be G.652 type or the G.653 type or G.654 type or G.655 type or G.656 type or G.657 optical fiber, by ointment groove, then penetrates in micro-sleeve pipe that second step formed by type or A1a type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type fiber-draw of 0.240 ~ 0.265mm by diameter; Wherein, the diameter of optical fiber 0.01 ~ 0.085mm less of the internal diameter of micro-sleeve pipe.
The present invention have use more flexibly, low-carbon environment-friendly, the Advantageous Effects such as cost is lower, block-water effect is better, weight is lighter, transportation cost is lower more.
Accompanying drawing explanation
Fig. 1 is the perspective view after one section of stripping of the invention process example 1.
Fig. 2 is the cross-sectional structure schematic diagram after Fig. 1 amplifies.
Fig. 3 is the perspective view after one section of stripping of the invention process example 2.
Fig. 4 is the cross-sectional structure schematic diagram after Fig. 3 amplifies.
Fig. 5 is the perspective view after one section of stripping of the invention process example 3.
Fig. 6 is the cross-sectional structure schematic diagram of the invention process example 4.
Embodiment
embodiment 1
Ask for an interview Fig. 1 and Fig. 2, butterfly leading in cable, the sheath 1 including optical fiber 5, be distributed in the pair of reinforcing pieces 2 of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port 3; It is characterized in that also having a micro-sleeve pipe 4 in described sheath, optical fiber is arranged in micro-sleeve pipe, and the axis of micro-sleeve pipe overlaps with the central axis of sheath, and fiber outer surface is coated with greasy for preventing water, and reinforcement edge is 0.4mm to the minor increment at sheath edge.
embodiment 2
Ask for an interview Fig. 3 and Fig. 4, butterfly leading in cable, the sheath 1 including optical fiber 5, be distributed in the pair of reinforcing pieces 2 of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port 3; It is characterized in that also there is in described sheath a micro-sleeve pipe 4, optical fiber is arranged in micro-sleeve pipe, the axis of micro-sleeve pipe overlaps with the central axis of sheath, fiber outer surface is coated with greasy for preventing water, four angles 6 place of sheath all forms L shape groove, and reinforcement edge is 0.4mm to the minor increment at sheath edge.
embodiment 3
Ask for an interview Fig. 5, butterfly leading in cable, the sheath 1 including optical fiber 5, be distributed in the pair of reinforcing pieces 2 of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port 3; It is characterized in that four angles 6 place of described sheath all forms L shape groove, reinforcement edge is 0.4mm to the minor increment at sheath edge.
embodiment 4
Ask for an interview Fig. 6, butterfly leading in cable, the sheath 1 including optical fiber 5, be distributed in the pair of reinforcing pieces 2 of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port 3; It is characterized in that also there is in described sheath a micro-sleeve pipe 4, optical fiber is arranged in micro-sleeve pipe, the axis of micro-sleeve pipe overlaps with the central axis of sheath, fiber outer surface is coated with greasy for preventing water, four angles 6 place of sheath all forms L shape groove, the sheath edge of optical fiber left and right side is circular arc 7, and reinforcement edge is 0.4mm to the minor increment at sheath edge.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that described 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 type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that the material of described reinforcement is steel wire or glass fiber reinforced plastics or aramid yarn.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that the diameter of described reinforcement is 0.35 ~ 0.65mm.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that the material of described sheath is low-smoke non-halogen flame-retardant tygon or medium density polyethylene or high density polyethylene or Polyvinylchloride.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that the height of described sheath is 2.6 ~ 3.2mm.
Butterfly leading in cable described in above-mentioned arbitrary embodiment, is characterized in that the width of described sheath is 1.6 ~ 2.2mm.
Above-mentioned embodiment 1 or embodiment 2 or the butterfly leading in cable described in embodiment 4, is characterized in that the external diameter of described micro-sleeve pipe is 0.45 ~ 0.9mm; The internal diameter of micro-sleeve pipe is 0.25 ~ 0.35mm.
Above-mentioned embodiment 1 or embodiment 2 or the butterfly leading in cable described in embodiment 4, is characterized in that the material of described micro-sleeve pipe is nylon or Polyvinylchloride or tetrafluoroethene.
In the present invention, owing to employing micro-sleeve pipe, optical fiber can penetrate in micro-sleeve pipe easily; optical fiber can not be put into, because wire jumper is generally below 20 meters, therefore when producing optical cable; fibre can be worn easily; and, dissimilar optical fiber can be placed according to the demand of client, and optical cable of the prior art cannot reach this function; in addition; owing to scribbling ointment outside optical fiber, therefore effectively can block water, effectively protect optical fiber.
In the invention process example 2 to embodiment 4, four angles place of sheath all forms L shape groove, therefore effectively can reduce the consumption of sheath material, reaches the object of joint Zhi Jiangben, low-carbon environment-friendly, and does not affect use completely.Through measuring and calculating, during sheath use low-smoke non-halogen flame-retardant tygon, consumption 25% can be saved; During sheath use medium density polyethylene, consumption 17% can be saved; During sheath use high density polyethylene, consumption 19% can be saved; During sheath use Polyvinylchloride, consumption 21% can be saved; Therefore, the object of joint Zhi Jiangben is reached.
The invention process example 1 or embodiment 2 or the butterfly leading in cable described in embodiment 4, is characterized in that its method for making comprises following steps:
The first step: the step making micro-sleeve pipe: adopt trombone slide method mode to pull into blank pipe nylon or Polyvinylchloride or tetrafluoroethene melting, the inner injection pressure of the blank pipe of blank pipe shaping place be 0.15 ~ 0.25MPa, flow velocity is the nitrogen of 2 ~ 5ml/s, micro-sleeve pipe that formation external diameter is 0.45 ~ 0.9mm, internal diameter is 0.25 ~ 0.35mm;
Second step: form the step of sheath: by two diameters be the steel wire of 0.35 ~ 0.65mm or glass fiber reinforced plastics or aramid yarn be each passed through sheath extruded mould reinforcement piece bores, by the micro-sleeve pipe formed in the first step through the medium pore of sheath extruded mould, low-smoke non-halogen flame-retardant tygon or medium density polyethylene or high density polyethylene or Polyvinylchloride extruded and steel wire or glass fiber reinforced plastics or aramid yarn and micro-sleeve pipe integral coating firmly formed sheath; Wherein, the upper and lower both sides that piece bores is positioned at medium pore are strengthened; The sheath of arranged on left and right sides is formed with tearing port; The axis of micro-sleeve pipe overlaps with the central axis of sheath; The edge strengthening piece bores is 0.4mm to the minor increment at sheath edge; The height of sheath is 2.6 ~ 3.2mm, and the width of sheath is 1.6 ~ 2.2mm; The top of sheath and below are all circular arc, and four angles of sheath are that circular arc or four angles place all form L flute profile;
3rd step: the step penetrating optical fiber: by diameter be 0.240 ~ 0.265mm G.652 type or G.653 type G.654 type or G.655 type G.656 type or G.657 type or A1a type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type fiber-draw by ointment groove, then optical fiber is penetrated in micro-sleeve pipe of second step formation, complete the making of butterfly leading in cable; Wherein, the diameter of optical fiber 0.01 ~ 0.085mm less of the internal diameter of micro-sleeve pipe.
As simplifying further, the invention process example 1 or embodiment 2 or the butterfly leading in cable described in embodiment 4, is characterized in that its method for making comprises following steps:
The first step: the step making micro-sleeve pipe: adopt trombone slide method mode to pull into blank pipe nylon or Polyvinylchloride or tetrafluoroethene melting, the inner injection pressure of the blank pipe of blank pipe shaping place be 0.15 ~ 0.25MPa, flow velocity is the nitrogen of 2 ~ 5ml/s, micro-sleeve pipe that formation external diameter is 0.45 ~ 0.9mm, internal diameter is 0.25 ~ 0.35mm;
Second step: form the step of sheath: by two diameters be the steel wire of 0.35 ~ 0.65mm or glass fiber reinforced plastics or aramid yarn be each passed through sheath extruded mould reinforcement piece bores, by the micro-sleeve pipe formed in the first step through the medium pore of sheath extruded mould, low-smoke non-halogen flame-retardant tygon or medium density polyethylene or high density polyethylene or Polyvinylchloride extruded and steel wire or glass fiber reinforced plastics or aramid yarn and micro-sleeve pipe integral coating firmly formed sheath, complete the making of butterfly leading in cable; Wherein, the upper and lower both sides that piece bores is positioned at medium pore are strengthened; The sheath of arranged on left and right sides is formed with tearing port; The axis of micro-sleeve pipe overlaps with the central axis of sheath; The edge strengthening piece bores is 0.4mm to the minor increment at sheath edge; The height of sheath is 2.6 ~ 3.2mm, and the width of sheath is 1.6 ~ 2.2mm; The top of sheath and below are all circular arc, and four angles of sheath are that circular arc or four angles place all form L flute profile.
During use, be G.652 type or the G.653 type or G.654 type or G.655 type or G.656 type or G.657 optical fiber, by ointment groove, then penetrates in micro-sleeve pipe that second step formed by type or A1a type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type fiber-draw of 0.240 ~ 0.265mm by diameter; Wherein, the diameter of optical fiber 0.01 ~ 0.085mm less of the internal diameter of micro-sleeve pipe.
Method of the present invention has simply, be easy to make, method is easy to the Advantageous Effects such as grasp.
Therefore, the present invention have use more flexibly, low-carbon environment-friendly, the Advantageous Effects such as cost is lower, block-water effect is better, weight is lighter, transportation cost is lower more.
The present invention is not limited to above-mentioned preferred forms, and should be appreciated that design of the present invention can be implemented to use by other various forms, they drop in protection scope of the present invention equally.
Claims (10)
1. butterfly leading in cable, the sheath including optical fiber, be distributed in the pair of reinforcing pieces of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port; It is characterized in that also having a micro-sleeve pipe in described sheath, optical fiber is arranged in micro-sleeve pipe, and the axis of micro-sleeve pipe overlaps with the central axis of sheath, and fiber outer surface is coated with greasy for preventing water, and reinforcement edge is 0.4mm to the minor increment at sheath edge.
2. butterfly leading in cable, the sheath including optical fiber, be distributed in the pair of reinforcing pieces of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port; It is characterized in that also there is in described sheath a micro-sleeve pipe, optical fiber is arranged in micro-sleeve pipe, the axis of micro-sleeve pipe overlaps with the central axis of sheath, fiber outer surface is coated with greasy for preventing water, four angles place of sheath all forms L shape groove, and reinforcement edge is 0.4mm to the minor increment at sheath edge.
3. butterfly leading in cable, the sheath including optical fiber, be distributed in the pair of reinforcing pieces of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port; It is characterized in that four angles place of described sheath all forms L shape groove, reinforcement edge is 0.4mm to the minor increment at sheath edge.
4. butterfly leading in cable, the sheath including optical fiber, be distributed in the pair of reinforcing pieces of the upper and lower both sides of optical fiber symmetrically, optical fiber and reinforcement integral coating lived, the sheath of the arranged on left and right sides of optical fiber is provided with tearing port; It is characterized in that also there is in described sheath a micro-sleeve pipe, optical fiber is arranged in micro-sleeve pipe, the axis of micro-sleeve pipe overlaps with the central axis of sheath, fiber outer surface is coated with greasy for preventing water, four angles place of sheath all forms L shape groove, the sheath edge of optical fiber left and right side is circular arc, and reinforcement edge is 0.4mm to the minor increment at sheath edge.
5., according to claim 1 or claim 2 or butterfly leading in cable according to claim 4, it is characterized in that the external diameter of described micro-sleeve pipe is 0.45 ~ 0.9mm; The internal diameter of micro-sleeve pipe is 0.25 ~ 0.35mm.
6. butterfly leading in cable according to claim 5, is characterized in that the material of described micro-sleeve pipe is nylon or Polyvinylchloride or tetrafluoroethene.
7., according to claim 3 or butterfly leading in cable according to claim 6, it is characterized in that described 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 type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type; The material of described reinforcement is steel wire or glass fiber reinforced plastics or aramid yarn; The diameter of described reinforcement is 0.35 ~ 0.65mm.
8. butterfly leading in cable according to claim 7, is characterized in that the material of described sheath is low-smoke non-halogen flame-retardant tygon or medium density polyethylene or high density polyethylene or Polyvinylchloride; The height of described sheath is 2.6 ~ 3.2mm; The width of described sheath is 1.6 ~ 2.2mm.
9. the method for making of butterfly leading in cable, is characterized in that it comprises following steps:
The first step: the step making micro-sleeve pipe: adopt trombone slide method mode to pull into blank pipe nylon or Polyvinylchloride or tetrafluoroethene melting, the inner injection pressure of the blank pipe of blank pipe shaping place be 0.15 ~ 0.25MPa, flow velocity is the nitrogen of 2 ~ 5ml/s, micro-sleeve pipe that formation external diameter is 0.45 ~ 0.9mm, internal diameter is 0.25 ~ 0.35mm;
Second step: form the step of sheath: by two diameters be the steel wire of 0.35 ~ 0.65mm or glass fiber reinforced plastics or aramid yarn be each passed through sheath extruded mould reinforcement piece bores, by the micro-sleeve pipe formed in the first step through the medium pore of sheath extruded mould, low-smoke non-halogen flame-retardant tygon or medium density polyethylene or high density polyethylene or Polyvinylchloride extruded and steel wire or glass fiber reinforced plastics or aramid yarn and micro-sleeve pipe integral coating firmly formed sheath; Wherein, the upper and lower both sides that piece bores is positioned at medium pore are strengthened; The sheath of arranged on left and right sides is formed with tearing port; The axis of micro-sleeve pipe overlaps with the central axis of sheath; The edge strengthening piece bores is 0.4mm to the minor increment at sheath edge; The height of sheath is 2.6 ~ 3.2mm, and the width of sheath is 1.6 ~ 2.2mm; The top of sheath and below are all circular arc, and four angles of sheath are that circular arc or four angles place all form L flute profile;
3rd step: the step penetrating optical fiber: by diameter be 0.240 ~ 0.265mm G.652 type or G.653 type G.654 type or G.655 type G.656 type or G.657 type or A1a type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type fiber-draw by ointment groove, then optical fiber is penetrated in micro-sleeve pipe of second step formation, complete the making of butterfly leading in cable; Wherein, the diameter of optical fiber 0.01 ~ 0.085mm less of the internal diameter of micro-sleeve pipe.
10. the method for making of butterfly leading in cable, is characterized in that it comprises following steps:
The first step: the step making micro-sleeve pipe: adopt trombone slide method mode to pull into blank pipe nylon or Polyvinylchloride or tetrafluoroethene melting, the inner injection pressure of the blank pipe of blank pipe shaping place be 0.15 ~ 0.25MPa, flow velocity is the nitrogen of 2 ~ 5ml/s, micro-sleeve pipe that formation external diameter is 0.45 ~ 0.9mm, internal diameter is 0.25 ~ 0.35mm;
Second step: form the step of sheath: by two diameters be the steel wire of 0.35 ~ 0.65mm or glass fiber reinforced plastics or aramid yarn be each passed through sheath extruded mould reinforcement piece bores, by the micro-sleeve pipe formed in the first step through the medium pore of sheath extruded mould, low-smoke non-halogen flame-retardant tygon or medium density polyethylene or high density polyethylene or Polyvinylchloride extruded and steel wire or glass fiber reinforced plastics or aramid yarn and micro-sleeve pipe integral coating firmly formed sheath, complete the making of butterfly leading in cable; Wherein, the upper and lower both sides that piece bores is positioned at medium pore are strengthened; The sheath of arranged on left and right sides is formed with tearing port; The axis of micro-sleeve pipe overlaps with the central axis of sheath; The edge strengthening piece bores is 0.4mm to the minor increment at sheath edge; The height of sheath is 2.6 ~ 3.2mm, and the width of sheath is 1.6 ~ 2.2mm; The top of sheath and below are all circular arc, and four angles of sheath are that circular arc or four angles place all form L flute profile.
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| CN201510196317.1A CN104730669B (en) | 2015-04-23 | 2015-04-23 | Butterfly leading in cable and preparation method |
| CN201710496664.5A CN107121746B (en) | 2015-04-23 | 2015-04-23 | A kind of butterfly leading in cable and production method |
| CN201710375520.4A CN107193092B (en) | 2015-04-23 | 2015-04-23 | Butterfly leading in cable and production method |
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| CN201710496664.5A Division CN107121746B (en) | 2015-04-23 | 2015-04-23 | A kind of butterfly leading in cable and production method |
| CN201710375520.4A Division CN107193092B (en) | 2015-04-23 | 2015-04-23 | Butterfly leading in cable and production method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965275A (en) * | 2015-07-16 | 2015-10-07 | 常州市武进翔宇电子元器件有限公司 | Wearing-resistance home-entrance connected optical cable |
| CN105022132A (en) * | 2015-08-26 | 2015-11-04 | 四川天邑康和通信股份有限公司 | Butterfly introducing optical cable and manufacturing technique thereof |
| CN105158862A (en) * | 2015-08-26 | 2015-12-16 | 四川天邑康和通信股份有限公司 | Novel butterfly leading-in optical cable and production process thereof |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107121746B (en) * | 2015-04-23 | 2019-04-05 | 苏州胜信光电科技有限公司 | A kind of butterfly leading in cable and production method |
| CN112731601B (en) * | 2020-12-19 | 2022-06-17 | 深圳市特发信息光网科技股份有限公司 | Butterfly-shaped leading-in optical cable and photoelectric hybrid cable |
| CN116430532B (en) * | 2023-05-19 | 2024-03-15 | 宏安集团有限公司 | Butterfly-shaped optical cable capable of preventing internal optical fiber from being damaged |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107193092B (en) | 2019-05-21 |
| CN104730669B (en) | 2017-11-07 |
| CN107121746B (en) | 2019-04-05 |
| CN107193092A (en) | 2017-09-22 |
| CN107121746A (en) | 2017-09-01 |
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