CN107193092A - Butterfly leading in cable and preparation method - Google Patents
Butterfly leading in cable and preparation method Download PDFInfo
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- CN107193092A CN107193092A CN201710375520.4A CN201710375520A CN107193092A CN 107193092 A CN107193092 A CN 107193092A CN 201710375520 A CN201710375520 A CN 201710375520A CN 107193092 A CN107193092 A CN 107193092A
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- sleeve pipe
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- 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
Abstract
The invention belongs to optical fiber cable technical field, more particularly, to butterfly leading in cable, include and be provided with tearing port on optical fiber, a pair of reinforcing pieces of upper and lower both sides for being symmetrically dispersed in optical fiber, the sheath of living optical fiber and reinforcer integral coating, the sheath of the arranged on left and right sides of optical fiber；It is characterized in that also having a micro- sleeve pipe in the sheath, optical fiber is located in micro- sleeve pipe, and the axis of micro- sleeve pipe is overlapped with the central axis of sheath, and fiber outer surface is coated with greasy for preventing water, and the minimum range at reinforcer edge to sheath edge is 0.4mm.Present invention further teaches the preparation method of butterfly leading in cable.The present invention have using it is more flexible, more low-carbon environment-friendly, cost be lower, block-water effect more preferably, the advantageous effects such as weight is lighter, cost of transportation is lower, speed of production is fast, production method is easily grasped.
Description
The application is that title is：Butterfly leading in cable and preparation method, the applying date are：On 04 23rd, 2015, application number
For：201510196317.1 application for a patent for invention application for a patent for invention divisional application.
Technical field
The invention belongs to optical fiber cable technical field, more particularly, to butterfly leading in cable and preparation method.
Background technology
People's Republic of China (PRC) communication industry standard YD/T 1997-2009 define access network butterfly leading in cable
Technical requirements and the structure of recommendation.Its appendix A recommends 6 kinds of typical structures, connects because the optical cable is mainly used in optical fibre
Connect in device, and fiber active linker is when making, and is typically that the two ends of butterfly leading in cable are each passed through into truncated cone-shaped
External member, is not required substantially for the outer width of optical cable.Therefore, applicant thinks that this kind of optical cable also has structure optimization
Possibility, so as to reach low-carbon environment-friendly, save Zhi Jiangben purpose.
The content of the invention
In order to solve the above problems, an object of the present invention is to disclose a kind of butterfly leading in cable；The purpose of the present invention
Two be disclose the optical cable preparation method；They are realized using following technical scheme.
In first embodiment of the invention, butterfly leading in cable includes optical fiber, is symmetrically dispersed in the upper and lower of optical fiber
It is provided with a pair of reinforcing pieces of both sides, the sheath for living optical fiber and reinforcer integral coating, the sheath of the arranged on left and right sides of optical fiber
Tearing port；It is characterized in that also having a micro- sleeve pipe in the sheath, optical fiber is located in micro- sleeve pipe, the axis and shield of micro- sleeve pipe
The central axis of set is to overlap, and fiber outer surface is coated with greasy for preventing water, minimum range of the reinforcer edge to sheath edge
For 0.4mm.
In second embodiment of the invention, butterfly leading in cable includes optical fiber, is symmetrically dispersed in the upper and lower of optical fiber
It is provided with a pair of reinforcing pieces of both sides, the sheath for living optical fiber and reinforcer integral coating, the sheath of the arranged on left and right sides of optical fiber
Tearing port；It is characterized in that also having a micro- sleeve pipe in the sheath, optical fiber is located in micro- sleeve pipe, the axis and shield of micro- sleeve pipe
The central axis of set is to overlap, and fiber outer surface is coated with greasy for preventing water, four angles of sheath and all forms L-shaped groove, is strengthened
The minimum range at part edge to sheath edge is 0.4mm.
In 3rd embodiment of the invention, butterfly leading in cable includes optical fiber, is symmetrically dispersed in the upper and lower of optical fiber
It is provided with a pair of reinforcing pieces of both sides, the sheath for living optical fiber and reinforcer integral coating, the sheath of the arranged on left and right sides of optical fiber
Tearing port；It is characterized in that all forming L-shaped groove, minimum range of the reinforcer edge to sheath edge at four angles of the sheath
For 0.4mm.
In 4th embodiment of the invention, butterfly leading in cable includes optical fiber, is symmetrically dispersed in the upper and lower of optical fiber
It is provided with a pair of reinforcing pieces of both sides, the sheath for living optical fiber and reinforcer integral coating, the sheath of the arranged on left and right sides of optical fiber
Tearing port；It is characterized in that also having a micro- sleeve pipe in the sheath, optical fiber is located in micro- sleeve pipe, the axis and shield of micro- sleeve pipe
The central axis of set is to overlap, and fiber outer surface is coated with greasy for preventing water, four angles of sheath and all forms L-shaped groove, optical fiber
The sheath edge of left and right side is circular arc, and the minimum range at reinforcer edge to sheath edge is 0.4mm.
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that the 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 types.
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that the material of the reinforcer be steel wire or
Fiberglass reinforced plastics or aramid yarn.
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that a diameter of the 0.35 of the reinforcer~
0.65mm。
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that the material of the sheath is low smoke and zero halogen
Flame-proof polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride.
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that the height of the sheath be 2.6~
3.2mm。
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that the width of the sheath be 1.6~
2.2mm。
Butterfly leading in cable described in first embodiment or the second embodiment or the 4th embodiment of the invention, it is special
Levy and be that its preparation method is comprised the steps of：
The first step：The step of making micro- sleeve pipe：Nylon or polyvinyl chloride or tetrafluoroethene are melted and use trombone slide method mode to draw
Into blank pipe, it is the nitrogen that 0.15~0.25MPa, flow velocity are 2~5ml/s, shape that pressure is injected inside the blank pipe at blank pipe shaping
It is micro- sleeve pipe that 0.45~0.9mm, internal diameter are 0.25~0.35mm into external diameter；
Second step：The step of forming sheath：By two a diameter of 0.35~0.65mm steel wire or fiberglass reinforced plastics or
Aramid yarn is each passed through the reinforcer hole of sheath extruded mould, the micro- sleeve pipe formed in the first step is passed through into sheath extruded mould
Medium pore, by low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride extrusion and by steel wire
Or fiberglass reinforced plastics or aramid yarn and micro- sleeve pipe integral coating live to form sheath；Wherein, reinforcer hole position is in medium pore
Upper and lower both sides；Tearing port is formed with the sheath of arranged on left and right sides；The axis of micro- sleeve pipe and the central axis of sheath are weights
Close；The minimum range at the edge in reinforcer hole to sheath edge is 0.4mm；The height of sheath is 2.6~3.2mm, sheath
Width is 1.6~2.2mm；Sheath is all circular arc over and under, and four angles of sheath are circular arc either four angles
Place all forms L flute profiles；
3rd step：The step of penetrating optical fiber：By a diameter of 0.240~0.265mm 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 light
Fibre stretches through ointment groove, then penetrates in micro- sleeve pipe of second step formation optical fiber, completes the making of butterfly leading in cable；
Wherein, internal diameter small 0.01~0.085mm of the diameter of optical fiber than micro- sleeve pipe.
As further simplifying, described in the first embodiment or the second embodiment or the 4th embodiment of the invention
Butterfly leading in cable, it is characterised in that its preparation method is comprised the steps of：
The first step：The step of making micro- sleeve pipe：Nylon or polyvinyl chloride or tetrafluoroethene are melted and use trombone slide method mode to draw
Into blank pipe, it is the nitrogen that 0.15~0.25MPa, flow velocity are 2~5ml/s, shape that pressure is injected inside the blank pipe at blank pipe shaping
It is micro- sleeve pipe that 0.45~0.9mm, internal diameter are 0.25~0.35mm into external diameter；
Second step：The step of forming sheath：By two a diameter of 0.35~0.65mm steel wire or fiberglass reinforced plastics or
Aramid yarn is each passed through the reinforcer hole of sheath extruded mould, the micro- sleeve pipe formed in the first step is passed through into sheath extruded mould
Medium pore, by low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride extrusion and by steel wire
Or fiberglass reinforced plastics or aramid yarn and micro- sleeve pipe integral coating live to form sheath, complete the system of butterfly leading in cable
Make；Wherein, reinforcer hole position is in the upper and lower both sides of medium pore；Tearing port is formed with the sheath of arranged on left and right sides；Micro- sleeve pipe
Axis overlapped with the central axis of sheath；The minimum range at the edge in reinforcer hole to sheath edge is 0.4mm；Sheath
Height be 2.6~3.2mm, the width of sheath is 1.6~2.2mm；Sheath is all circular arc, the four of sheath over and under
Individual angle is all to form L flute profiles at circular arc either four angles.
In use, by a diameter of 0.240~0.265mm 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 fiber-draws pass through
Ointment groove, then penetrates optical fiber in micro- sleeve pipe of second step formation；Wherein, the diameter of optical fiber is smaller than the internal diameter of micro- sleeve pipe
0.01~0.085mm.
The present invention have using it is more flexible, more low-carbon environment-friendly, cost be lower, block-water effect more preferably, weight is lighter, transport
The more low advantageous effects of cost.
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 amplifies.
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 amplifies.
Fig. 5 is the dimensional structure diagram after one section of stripping of embodiment 3 of the present invention.
Fig. 6 is the cross-sectional structure schematic diagram of embodiment 4 of the present invention.
Embodiment
Embodiment 1
See Fig. 1 and Fig. 2, butterfly leading in cable includes optical fiber 5, added for a pair of the upper and lower both sides for being symmetrically dispersed in optical fiber
Tearing port 3 is provided with strong part 2, the sheath 1 for living optical fiber and reinforcer integral coating, the sheath of the arranged on left and right sides of optical fiber；Its
It is characterised by the sheath that also there is a micro- sleeve pipe 4, optical fiber is located in micro- sleeve pipe, the axis of micro- sleeve pipe and the center of sheath
Axis is to overlap, and fiber outer surface is coated with greasy for preventing water, and the minimum range at reinforcer edge to sheath edge is 0.4mm.
Embodiment 2
See Fig. 3 and Fig. 4, butterfly leading in cable includes optical fiber 5, added for a pair of the upper and lower both sides for being symmetrically dispersed in optical fiber
Tearing port 3 is provided with strong part 2, the sheath 1 for living optical fiber and reinforcer integral coating, the sheath of the arranged on left and right sides of optical fiber；Its
It is characterised by the sheath that also there is a micro- sleeve pipe 4, optical fiber is located in micro- sleeve pipe, the axis of micro- sleeve pipe and the center of sheath
Axis is to overlap, and fiber outer surface is coated with greasy for preventing water, four angles 6 of sheath and all forms L-shaped groove, and reinforcer edge is arrived
The minimum range at sheath edge is 0.4mm.
Embodiment 3
See Fig. 5, butterfly leading in cable, include optical fiber 5, be symmetrically dispersed in optical fiber upper and lower both sides a pair of reinforcing pieces
2nd, tearing port 3 is provided with the sheath 1 for living optical fiber and reinforcer integral coating, the sheath of the arranged on left and right sides of optical fiber；Its feature
It is at four angles 6 of the sheath all to form L-shaped groove, the minimum range at reinforcer edge to sheath edge is 0.4mm.
Embodiment 4
See Fig. 6, butterfly leading in cable, include optical fiber 5, be symmetrically dispersed in optical fiber upper and lower both sides a pair of reinforcing pieces
2nd, tearing port 3 is provided with the sheath 1 for living optical fiber and reinforcer integral coating, the sheath of the arranged on left and right sides of optical fiber；Its feature
It is in the sheath that also there is a micro- sleeve pipe 4, optical fiber is located in micro- sleeve pipe, the axis of micro- sleeve pipe and the central axis of sheath
It is to overlap, fiber outer surface is coated with greasy for preventing water, four angles 6 of sheath and all forms L-shaped groove, the shield of optical fiber left and right side
Set edge is circular arc 7, and the minimum range at reinforcer edge to sheath edge is 0.4mm.
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that the 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 types.
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that the material of the reinforcer be steel wire or
Fiberglass reinforced plastics or aramid yarn.
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that a diameter of the 0.35 of the reinforcer~
0.65mm。
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that the material of the sheath is low smoke and zero halogen
Flame-proof polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride.
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that the height of the sheath be 2.6~
3.2mm。
Butterfly leading in cable described in any of the above-described embodiment, it is characterised in that the width of the sheath be 1.6~
2.2mm。
Butterfly leading in cable described in above-mentioned embodiment 1 or embodiment 2 or embodiment 4, it is characterised in that described
The external diameter of micro- sleeve pipe is 0.45~0.9mm；The internal diameter of micro- sleeve pipe is 0.25~0.35mm.
Butterfly leading in cable described in above-mentioned embodiment 1 or embodiment 2 or embodiment 4, it is characterised in that described
The material of micro- sleeve pipe is nylon or polyvinyl chloride or tetrafluoroethene.
In the present invention, due to having used micro- sleeve pipe, optical fiber can be penetrated easily in micro- sleeve pipe, can not during production optical cable
Optical fiber is put into, because wire jumper is general below 20 meters, it is therefore convenient to fibre be worn, furthermore, it is possible to be put according to the demand of client
Different types of optical fiber is put, and optical cable of the prior art is unable to reach this function, further, since ointment is scribbled outside optical fiber, therefore
It can effectively block water, effectively protect optical fiber.
Embodiment 2 of the present invention all forms L-shaped groove, therefore can effectively subtract into embodiment 4 at four angles of sheath
The consumption of few sheath material, reaches section Zhi Jiangben, the purpose of low-carbon environment-friendly, and do not influence to use completely.By measuring and calculating, sheath makes
During with low-smoke non-halogen flame-retardant polyethylene, consumption 25% can be saved；When sheath uses medium density polyethylene, consumption can be saved
17%；When sheath uses high density polyethylene (HDPE), consumption 19% can be saved；When sheath uses polyvinyl chloride, consumption can be saved
21%；Therefore, section Zhi Jiangben purpose has been reached.
Butterfly leading in cable described in embodiment 1 or embodiment 2 or embodiment 4 of the present invention, it is characterised in that its
Preparation method is comprised the steps of：
The first step：The step of making micro- sleeve pipe：Nylon or polyvinyl chloride or tetrafluoroethene are melted and use trombone slide method mode to draw
Into blank pipe, it is the nitrogen that 0.15~0.25MPa, flow velocity are 2~5ml/s, shape that pressure is injected inside the blank pipe at blank pipe shaping
It is micro- sleeve pipe that 0.45~0.9mm, internal diameter are 0.25~0.35mm into external diameter；
Second step：The step of forming sheath：By two a diameter of 0.35~0.65mm steel wire or fiberglass reinforced plastics or
Aramid yarn is each passed through the reinforcer hole of sheath extruded mould, the micro- sleeve pipe formed in the first step is passed through into sheath extruded mould
Medium pore, by low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride extrusion and by steel wire
Or fiberglass reinforced plastics or aramid yarn and micro- sleeve pipe integral coating live to form sheath；Wherein, reinforcer hole position is in medium pore
Upper and lower both sides；Tearing port is formed with the sheath of arranged on left and right sides；The axis of micro- sleeve pipe and the central axis of sheath are weights
Close；The minimum range at the edge in reinforcer hole to sheath edge is 0.4mm；The height of sheath is 2.6~3.2mm, sheath
Width is 1.6~2.2mm；Sheath is all circular arc over and under, and four angles of sheath are circular arc either four angles
Place all forms L flute profiles；
3rd step：The step of penetrating optical fiber：By a diameter of 0.240~0.265mm 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 light
Fibre stretches through ointment groove, then penetrates in micro- sleeve pipe of second step formation optical fiber, completes the making of butterfly leading in cable；
Wherein, internal diameter small 0.01~0.085mm of the diameter of optical fiber than micro- sleeve pipe.
As further simplifying, the butterfly described in embodiment 1 or embodiment 2 or embodiment 4 of the present invention is introduced
Optical cable, it is characterised in that its preparation method is comprised the steps of：
The first step：The step of making micro- sleeve pipe：Nylon or polyvinyl chloride or tetrafluoroethene are melted and use trombone slide method mode to draw
Into blank pipe, it is the nitrogen that 0.15~0.25MPa, flow velocity are 2~5ml/s, shape that pressure is injected inside the blank pipe at blank pipe shaping
It is micro- sleeve pipe that 0.45~0.9mm, internal diameter are 0.25~0.35mm into external diameter；
Second step：The step of forming sheath：By two a diameter of 0.35~0.65mm steel wire or fiberglass reinforced plastics or
Aramid yarn is each passed through the reinforcer hole of sheath extruded mould, the micro- sleeve pipe formed in the first step is passed through into sheath extruded mould
Medium pore, by low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride extrusion and by steel wire
Or fiberglass reinforced plastics or aramid yarn and micro- sleeve pipe integral coating live to form sheath, complete the system of butterfly leading in cable
Make；Wherein, reinforcer hole position is in the upper and lower both sides of medium pore；Tearing port is formed with the sheath of arranged on left and right sides；Micro- sleeve pipe
Axis overlapped with the central axis of sheath；The minimum range at the edge in reinforcer hole to sheath edge is 0.4mm；Sheath
Height be 2.6~3.2mm, the width of sheath is 1.6~2.2mm；Sheath is all circular arc, the four of sheath over and under
Individual angle is all to form L flute profiles at circular arc either four angles.
In use, by a diameter of 0.240~0.265mm 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 fiber-draws pass through
Ointment groove, then penetrates optical fiber in micro- sleeve pipe of second step formation；Wherein, the diameter of optical fiber is smaller than the internal diameter of micro- sleeve pipe
0.01~0.085mm.
The method of the present invention have it is simple, be easy to make, the advantageous effects such as method is easy to grasp.
Therefore, the present invention have using it is more flexible, more low-carbon environment-friendly, cost be lower, block-water effect more preferably, weight more
Gently, the more low advantageous effects of cost of transportation.
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 (6)
1. butterfly leading in cable, include optical fiber, be symmetrically dispersed in optical fiber upper and lower both sides a pair of reinforcing pieces, by optical fiber
And the sheath that reinforcer integral coating is lived, tearing port is provided with the sheath of the arranged on left and right sides of optical fiber；It is characterized in that the shield
Also there is a micro- sleeve pipe, optical fiber is located in micro- sleeve pipe, and the axis of micro- sleeve pipe is overlapped with the central axis of sheath, light in set
Fine outer surface is coated with greasy for preventing water, and the minimum range at reinforcer edge to sheath edge is 0.4mm；The external diameter of micro- sleeve pipe
For 0.45~0.9mm；The internal diameter of micro- sleeve pipe is 0.25~0.35mm；The material of micro- sleeve pipe is nylon or polyvinyl chloride or four
PVF；The 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 types；The material of the reinforcer is that steel wire or glass fibre increase
Strong plastics or aramid yarn；A diameter of 0.35~0.65mm of the reinforcer；The material of the sheath is that low-smoke non-halogen flame-retardant gathers
Ethene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride；The height of the sheath is 2.6~3.2mm；The shield
The width of set is 1.6~2.2mm.
2. butterfly leading in cable, include optical fiber, be symmetrically dispersed in optical fiber upper and lower both sides a pair of reinforcing pieces, by optical fiber
And the sheath that reinforcer integral coating is lived, tearing port is provided with the sheath of the arranged on left and right sides of optical fiber；It is characterized in that the shield
Also there is a micro- sleeve pipe, optical fiber is located in micro- sleeve pipe, and the axis of micro- sleeve pipe is overlapped with the central axis of sheath, light in set
Fine outer surface is coated with greasy for preventing water, four angles of sheath and all forms L-shaped groove, the most narrow spacing at reinforcer edge to sheath edge
From for 0.4mm；The external diameter of micro- sleeve pipe is 0.45~0.9mm；The internal diameter of micro- sleeve pipe is 0.25~0.35mm；Micro- sleeve pipe
Material be nylon or polyvinyl chloride or tetrafluoroethene；The 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 types；It is described to strengthen
The material of part is steel wire or fiberglass reinforced plastics or aramid yarn；A diameter of 0.35~0.65mm of the reinforcer；It is described
The material of sheath is low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride；The sheath
Height be 2.6~3.2mm；The width of the sheath is 1.6~2.2mm.
3. butterfly leading in cable, include optical fiber, be symmetrically dispersed in optical fiber upper and lower both sides a pair of reinforcing pieces, by optical fiber
And the sheath that reinforcer integral coating is lived, tearing port is provided with the sheath of the arranged on left and right sides of optical fiber；It is characterized in that the shield
L-shaped groove is all formed at four angles of set, the minimum range at reinforcer edge to sheath edge is 0.4mm；G.652 the optical fiber be
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；The material of the reinforcer is steel wire or fiberglass reinforced plastics or aramid yarn；It is described to strengthen
A diameter of 0.35~0.65mm of part；The material of the sheath is low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or highly dense
Spend polyethylene or polyvinyl chloride；The height of the sheath is 2.6~3.2mm；The width of the sheath is 1.6~2.2mm.
4. butterfly leading in cable, include optical fiber, be symmetrically dispersed in optical fiber upper and lower both sides a pair of reinforcing pieces, by optical fiber
And the sheath that reinforcer integral coating is lived, tearing port is provided with the sheath of the arranged on left and right sides of optical fiber；It is characterized in that the shield
Also there is a micro- sleeve pipe, optical fiber is located in micro- sleeve pipe, and the axis of micro- sleeve pipe is overlapped with the central axis of sheath, light in set
Fine outer surface, which is coated with greasy for preventing water, four angles of sheath, all forms L-shaped groove, and the sheath edge of optical fiber left and right side is circular arc
Shape, the minimum range at reinforcer edge to sheath edge is 0.4mm；The external diameter of micro- sleeve pipe is 0.45~0.9mm；Micro- sleeve pipe
Internal diameter be 0.25~0.35mm；The material of micro- sleeve pipe is nylon or polyvinyl chloride or tetrafluoroethene；The optical fiber is
G.652 type or G.653 type G.654 type or G.655 type 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；The material of the reinforcer is steel wire or fiberglass reinforced plastics or aramid yarn；
A diameter of 0.35~0.65mm of the reinforcer；The material of the sheath is low-smoke non-halogen flame-retardant polyethylene or the poly- second of Midst density
Alkene or high density polyethylene (HDPE) or polyvinyl chloride；The height of the sheath is 2.6~3.2mm；The width of the sheath be 1.6~
2.2mm。
5. the preparation method of butterfly leading in cable, described butterfly leading in cable is that claim 1 or claim 2 or right will
Seek the butterfly leading in cable described in 4；It is characterized in that it is comprised the steps of：
The first step：The step of making micro- sleeve pipe：Nylon or polyvinyl chloride or tetrafluoroethene are melted and use trombone slide method mode to draw
Into blank pipe, it is the nitrogen that 0.15~0.25MPa, flow velocity are 2~5ml/s, shape that pressure is injected inside the blank pipe at blank pipe shaping
It is micro- sleeve pipe that 0.45~0.9mm, internal diameter are 0.25~0.35mm into external diameter；
Second step：The step of forming sheath：By two a diameter of 0.35~0.65mm steel wire or fiberglass reinforced plastics or
Aramid yarn is each passed through the reinforcer hole of sheath extruded mould, the micro- sleeve pipe formed in the first step is passed through into sheath extruded mould
Medium pore, by low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride extrusion and by steel wire
Or fiberglass reinforced plastics or aramid yarn and micro- sleeve pipe integral coating live to form sheath；Wherein, reinforcer hole position is in medium pore
Upper and lower both sides；Tearing port is formed with the sheath of arranged on left and right sides；The axis of micro- sleeve pipe and the central axis of sheath are weights
Close；The minimum range at the edge in reinforcer hole to sheath edge is 0.4mm；The height of sheath is 2.6~3.2mm, sheath
Width is 1.6~2.2mm；Sheath is all circular arc over and under, and four angles of sheath are circular arc either four angles
Place all forms L flute profiles；
3rd step：The step of penetrating optical fiber：By a diameter of 0.240~0.265mm 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 light
Fibre stretches through ointment groove, then penetrates in micro- sleeve pipe of second step formation optical fiber, completes the making of butterfly leading in cable；
Wherein, internal diameter small 0.01~0.085mm of the diameter of optical fiber than micro- sleeve pipe.
6. the preparation method of butterfly leading in cable, described butterfly leading in cable is that claim 1 or claim 2 or right will
Seek the butterfly leading in cable described in 4；It is characterized in that it is comprised the steps of：
The first step：The step of making micro- sleeve pipe：Nylon or polyvinyl chloride or tetrafluoroethene are melted and use trombone slide method mode to draw
Into blank pipe, it is the nitrogen that 0.15~0.25MPa, flow velocity are 2~5ml/s, shape that pressure is injected inside the blank pipe at blank pipe shaping
It is micro- sleeve pipe that 0.45~0.9mm, internal diameter are 0.25~0.35mm into external diameter；
Second step：The step of forming sheath：By two a diameter of 0.35~0.65mm steel wire or fiberglass reinforced plastics or
Aramid yarn is each passed through the reinforcer hole of sheath extruded mould, the micro- sleeve pipe formed in the first step is passed through into sheath extruded mould
Medium pore, by low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride extrusion and by steel wire
Or fiberglass reinforced plastics or aramid yarn and micro- sleeve pipe integral coating live to form sheath, complete the system of butterfly leading in cable
Make；Wherein, reinforcer hole position is in the upper and lower both sides of medium pore；Tearing port is formed with the sheath of arranged on left and right sides；Micro- sleeve pipe
Axis overlapped with the central axis of sheath；The minimum range at the edge in reinforcer hole to sheath edge is 0.4mm；Sheath
Height be 2.6~3.2mm, the width of sheath is 1.6~2.2mm；Sheath is all circular arc, the four of sheath over and under
Individual angle is all to form L flute profiles at circular arc either four angles.
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| CN201710375520.4A CN107193092B (en) | 2015-04-23 | 2015-04-23 | Butterfly leading in cable and production method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710375520.4A CN107193092B (en) | 2015-04-23 | 2015-04-23 | Butterfly leading in cable and production method |
| CN201510196317.1A CN104730669B (en) | 2015-04-23 | 2015-04-23 | Butterfly leading in cable and preparation method |
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| CN201710496664.5A Active CN107121746B (en) | 2015-04-23 | 2015-04-23 | A kind of butterfly leading in cable and production method |
| CN201510196317.1A Active CN104730669B (en) | 2015-04-23 | 2015-04-23 | Butterfly leading in cable and preparation method |
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| CN201510196317.1A Active CN104730669B (en) | 2015-04-23 | 2015-04-23 | Butterfly leading in cable and preparation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116430532A (en) * | 2023-05-19 | 2023-07-14 | 宏安集团有限公司 | Butterfly-shaped optical cable capable of preventing internal optical fiber from being damaged |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107193092B (en) * | 2015-04-23 | 2019-05-21 | 南京华脉科技股份有限公司 | Butterfly leading in cable and production method |
| 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 |
| CN105022132B (en) * | 2015-08-26 | 2017-07-07 | 四川天邑康和通信股份有限公司 | Butterfly leading in cable and its production technology |
| CN105158862B (en) * | 2015-08-26 | 2017-07-07 | 四川天邑康和通信股份有限公司 | A kind of new butterfly leading in cable and its production technology |
| 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 |
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| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104730669B (en) | 2017-11-07 |
| CN107121746A (en) | 2017-09-01 |
| CN107193092B (en) | 2019-05-21 |
| CN107121746B (en) | 2019-04-05 |
| CN104730669A (en) | 2015-06-24 |
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Effective date of registration: 20190426 Address after: 211103 No. 11 Runfa Road, Dongshan Street Industrial Concentration Zone, Jiangning District, Nanjing City, Jiangsu Province Applicant after: NANJING HUAMAI TECHNOLOGY CO., LTD. Address before: 215554 Dahe village, Shang Hu Village, Changshou City, Suzhou, Jiangsu (28) 79 Applicant before: Gong Lifen |
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