CN107121746B - A kind of butterfly leading in cable and production method - Google Patents
A kind of butterfly leading in cable and production method Download PDFInfo
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- CN107121746B CN107121746B CN201710496664.5A CN201710496664A CN107121746B CN 107121746 B CN107121746 B CN 107121746B CN 201710496664 A CN201710496664 A CN 201710496664A CN 107121746 B CN107121746 B CN 107121746B
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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
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Insulated Conductors (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Ropes Or Cables (AREA)
Abstract
The invention belongs to optical fiber cable technical fields, more particularly, to a kind of butterfly leading in cable, include optical fiber, a pair of reinforcing pieces of upper and lower two sides for being symmetrically dispersed in optical fiber, the sheath of living optical fiber and reinforcer integral coating, is provided with tearing port on the sheath of the arranged on left and right sides of optical fiber；Also there is a micro- casing, optical fiber is located in micro- casing, and the axis of micro- casing 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 in the sheath；The butterfly leading in cable is made by the method for feature.The present invention have using more flexible, more low-carbon environment-friendly, cost be lower, block-water effect more preferably, the advantageous effects such as weight is lighter, transportation cost is lower, speed of production is fast, production method is easily grasped.
Description
The application is that title is: butterfly leading in cable and production method, the applying date are as follows: 04 month 2015 23 days, application number
Are as follows: the divisional application of the application for a patent for invention of 201510196317.1 application for a patent for invention.
Technical field
The invention belongs to optical fiber cable technical fields, more particularly, to butterfly leading in cable and production method.
Background technique
People's Republic of China (PRC) communication industry standard YD/T 1997-2009 defines access net butterfly leading in cable
Technical requirements and the structure of recommendation.Its appendix A recommends 6 kinds of typical structures, connects since the optical cable is mainly used for optical fibre
It connects in device, and the two ends of butterfly leading in cable are usually each passed through truncated cone-shaped in production by fiber active linker
External member does not require the outer width direction of optical cable substantially.Therefore, applicant thinks this kind of optical cable there is also structure optimizations
A possibility that, to achieve the purpose that low-carbon environment-friendly, section Zhi Jiangben.
Summary of the invention
To solve the above-mentioned problems, an object of the present invention is to disclose a kind of butterfly leading in cable；The purpose of the present invention
Second is that the production method for disclosing the optical cable；They adopt the following technical solutions to realize.
In first embodiment of the invention, butterfly leading in cable includes optical fiber, is symmetrically dispersed in the upper and lower of optical fiber
A pair of reinforcing pieces of two sides, the sheath for living optical fiber and reinforcer integral coating are provided on the sheath of the arranged on left and right sides of optical fiber
Tearing port；It is characterized in that also having a micro- casing in the sheath, optical fiber is located in micro- casing, the axis and shield of micro- casing
The central axis of set is to be overlapped, 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
A pair of reinforcing pieces of two sides, the sheath for living optical fiber and reinforcer integral coating are provided on the sheath of the arranged on left and right sides of optical fiber
Tearing port；It is characterized in that also having a micro- casing in the sheath, optical fiber is located in micro- casing, the axis and shield of micro- casing
The central axis of set is to be overlapped, and fiber outer surface is coated with greasy for preventing water, all forms L-shaped groove at four angles of sheath, is reinforced
The minimum range at part edge to sheath edge is 0.4mm.
In third embodiment of the present invention, butterfly leading in cable includes optical fiber, is symmetrically dispersed in the upper and lower of optical fiber
A pair of reinforcing pieces of two sides, the sheath for living optical fiber and reinforcer integral coating are provided on 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
A pair of reinforcing pieces of two sides, the sheath for living optical fiber and reinforcer integral coating are provided on the sheath of the arranged on left and right sides of optical fiber
Tearing port；It is characterized in that also having a micro- casing in the sheath, optical fiber is located in micro- casing, the axis and shield of micro- casing
The central axis of set is to be overlapped, and fiber outer surface is coated with greasy for preventing water, all forms L-shaped groove, optical fiber at four angles of sheath
The sheath edge of left and right side be it is arc-shaped, 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 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 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 the diameter of the reinforcer be 0.35~
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
Sign is that its production method comprises the steps of:
Step 1: the step of making micro- casing: nylon or polyvinyl chloride or tetrafluoroethene being melted and use trombone slide method side
Formula pulls into blank pipe, the nitrogen that injection pressure is 0.15~0.25MPa, flow velocity is 2~5ml/s inside the blank pipe at blank pipe forming
Gas forms micro- casing that outer diameter is 0.45~0.9mm, internal diameter is 0.25~0.35mm；
Step 2: the step of forming sheath: steel wire or glass fiber reinforcement that two diameters are 0.35~0.65mm are moulded
Material or aramid yarn are each passed through the reinforcer hole of sheath extruded mould, the micro- casing formed in the first step are passed through sheath extrusion molding mould
Low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride are squeezed out and are incited somebody to action by the medium pore of tool
Steel wire or fiberglass reinforced plastics or aramid yarn and micro- casing integral coating, which are lived, forms sheath；Wherein, during reinforcer hole is located at
The upper and lower two sides of central aperture；Tearing port is formed on the sheath of arranged on left and right sides；The axis of micro- casing and the central axis of sheath
It is to be overlapped；The minimum range at the edge in reinforcer hole to sheath edge is 0.4mm；The height of sheath is 2.6~3.2mm, shield
The width of set is 1.6~2.2mm；The over and under of sheath be all it is arc-shaped, four angles of sheath are arc-shaped or four
L flute profile is all formed at a angle；
Step 3: the step of penetrating optical fiber: by G.652 type that diameter is 0.240~0.265mm 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
Then optical fiber is penetrated in micro- casing of second step formation by ointment slot, completes butterfly leading in cable by type fiber-draw
Production；Wherein, the diameter of optical fiber is 0.01~0.085mm smaller than the internal diameter of micro- casing.
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 production method comprises the steps of:
Step 1: the step of making micro- casing: nylon or polyvinyl chloride or tetrafluoroethene being melted and use trombone slide method side
Formula pulls into blank pipe, the nitrogen that injection pressure is 0.15~0.25MPa, flow velocity is 2~5ml/s inside the blank pipe at blank pipe forming
Gas forms micro- casing that outer diameter is 0.45~0.9mm, internal diameter is 0.25~0.35mm；
Step 2: the step of forming sheath: steel wire or glass fiber reinforcement that two diameters are 0.35~0.65mm are moulded
Material or aramid yarn are each passed through the reinforcer hole of sheath extruded mould, the micro- casing formed in the first step are passed through sheath extrusion molding mould
Low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride are squeezed out and are incited somebody to action by the medium pore of tool
Steel wire or fiberglass reinforced plastics or aramid yarn and micro- casing integral coating live to form sheath, complete butterfly leading in cable
Production；Wherein, reinforcer hole is located at the upper and lower two sides of medium pore；Tearing port is formed on the sheath of arranged on left and right sides；Micro- set
The axis of pipe is overlapped with the central axis of sheath；The minimum range at the edge in reinforcer hole to sheath edge is 0.4mm；Shield
The height of set is 2.6~3.2mm, and the width of sheath is 1.6~2.2mm；The over and under of sheath be all it is arc-shaped, sheath
Four angles are that L flute profile is all formed at arc-shaped or four angles.
In use, by diameter be 0.240~0.265mm G.652 type or G.653 type 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 fiber-draw pass through
Then ointment slot penetrates optical fiber in micro- casing of second step formation；Wherein, the diameter of optical fiber is smaller than the internal diameter of micro- casing
0.01~0.085mm.
The present invention have using 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.
Detailed description of the invention
Fig. 1 is the schematic perspective view after one section of stripping of embodiment 1 of the present invention.
Fig. 2 is the amplified cross-sectional structure schematic diagram of Fig. 1.
Fig. 3 is the schematic perspective view after one section of stripping of embodiment 2 of the present invention.
Fig. 4 is the amplified cross-sectional structure schematic diagram of Fig. 3.
Fig. 5 is the schematic perspective view 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.
Specific embodiment
Embodiment 1
See Fig. 1 and Fig. 2, butterfly leading in cable, include optical fiber 5, be symmetrically dispersed in optical fiber upper and lower two sides one
To reinforcer 2, the sheath 1 for living optical fiber and reinforcer integral coating, tearing port is provided on the sheath of the arranged on left and right sides of optical fiber
3；It is characterized in that also having a micro- casing 4 in the sheath, optical fiber is located in micro- casing, the axis of micro- casing and sheath
Central axis is to be overlapped, 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, include optical fiber 5, be symmetrically dispersed in optical fiber upper and lower two sides one
To reinforcer 2, the sheath 1 for living optical fiber and reinforcer integral coating, tearing port is provided on the sheath of the arranged on left and right sides of optical fiber
3；It is characterized in that also having a micro- casing 4 in the sheath, optical fiber is located in micro- casing, the axis of micro- casing and sheath
Central axis is to be overlapped, and fiber outer surface is coated with greasy for preventing water, all forms L-shaped groove, reinforcer side at four angles 6 of sheath
The minimum range at edge to sheath edge is 0.4mm.
Embodiment 3
See Fig. 5, butterfly leading in cable, include optical fiber 5, the upper and lower two sides for being symmetrically dispersed in optical fiber a pair add
Strong part 2, the sheath 1 for living optical fiber and reinforcer integral coating are provided with tearing port 3 on the sheath of the arranged on left and right sides of optical fiber；Its
It is characterized in that all forming L-shaped groove at four angles 6 of the sheath, 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, the upper and lower two sides for being symmetrically dispersed in optical fiber a pair add
Strong part 2, the sheath 1 for living optical fiber and reinforcer integral coating are provided with tearing port 3 on the sheath of the arranged on left and right sides of optical fiber；Its
It is characterized in that in the sheath that also there is a micro- casing 4, optical fiber is located in micro- casing, the axis of micro- casing and the center of sheath
Axis is to be overlapped, and fiber outer surface is coated with greasy for preventing water, all forms L-shaped groove, optical fiber left and right side at four angles 6 of sheath
Sheath edge be arc-shaped 7, 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 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 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 the diameter of the reinforcer be 0.35~
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 outer diameter of micro- casing is 0.45~0.9mm；The internal diameter of micro- casing 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- casing is nylon or polyvinyl chloride or tetrafluoroethene.
In the present invention, due to having used micro- casing, optical fiber penetrates in micro- casing in which can be convenient, can not when producing optical cable
It is put into optical fiber, since wire jumper is generally at 20 meters hereinafter, it is therefore convenient to wear fibre, furthermore, it is possible to which the demand according to client is put
Different types of optical fiber is set, and optical cable in the prior art is unable to reach this function, further, since it is coated with ointment outside optical fiber, therefore
It can effectively block water, be effectively protected optical fiber.
Embodiment 2 of the present invention all forms L-shaped groove at four angles of sheath, therefore can effectively subtract into embodiment 4
The consumption of few sheath material achievees the purpose that save Zhi Jiangben, low-carbon environment-friendly, and does not influence to use completely.By measuring and calculating, sheath makes
When 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, achieved the purpose that save Zhi Jiangben.
Butterfly leading in cable described in embodiment 1 or embodiment 2 or embodiment 4 of the present invention, it is characterised in that its
Production method comprises the steps of:
Step 1: the step of making micro- casing: nylon or polyvinyl chloride or tetrafluoroethene being melted and use trombone slide method side
Formula pulls into blank pipe, the nitrogen that injection pressure is 0.15~0.25MPa, flow velocity is 2~5ml/s inside the blank pipe at blank pipe forming
Gas forms micro- casing that outer diameter is 0.45~0.9mm, internal diameter is 0.25~0.35mm；
Step 2: the step of forming sheath: steel wire or glass fiber reinforcement that two diameters are 0.35~0.65mm are moulded
Material or aramid yarn are each passed through the reinforcer hole of sheath extruded mould, the micro- casing formed in the first step are passed through sheath extrusion molding mould
Low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride are squeezed out and are incited somebody to action by the medium pore of tool
Steel wire or fiberglass reinforced plastics or aramid yarn and micro- casing integral coating, which are lived, forms sheath；Wherein, during reinforcer hole is located at
The upper and lower two sides of central aperture；Tearing port is formed on the sheath of arranged on left and right sides；The axis of micro- casing and the central axis of sheath
It is to be overlapped；The minimum range at the edge in reinforcer hole to sheath edge is 0.4mm；The height of sheath is 2.6~3.2mm, shield
The width of set is 1.6~2.2mm；The over and under of sheath be all it is arc-shaped, four angles of sheath are arc-shaped or four
L flute profile is all formed at a angle；
Step 3: the step of penetrating optical fiber: by G.652 type that diameter is 0.240~0.265mm 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
Then optical fiber is penetrated in micro- casing of second step formation by ointment slot, completes butterfly leading in cable by type fiber-draw
Production；Wherein, the diameter of optical fiber is 0.01~0.085mm smaller than the internal diameter of micro- casing.
As further simplifying, 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 production method comprises the steps of:
Step 1: the step of making micro- casing: nylon or polyvinyl chloride or tetrafluoroethene being melted and use trombone slide method side
Formula pulls into blank pipe, the nitrogen that injection pressure is 0.15~0.25MPa, flow velocity is 2~5ml/s inside the blank pipe at blank pipe forming
Gas forms micro- casing that outer diameter is 0.45~0.9mm, internal diameter is 0.25~0.35mm；
Step 2: the step of forming sheath: steel wire or glass fiber reinforcement that two diameters are 0.35~0.65mm are moulded
Material or aramid yarn are each passed through the reinforcer hole of sheath extruded mould, the micro- casing formed in the first step are passed through sheath extrusion molding mould
Low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride are squeezed out and are incited somebody to action by the medium pore of tool
Steel wire or fiberglass reinforced plastics or aramid yarn and micro- casing integral coating live to form sheath, complete butterfly leading in cable
Production；Wherein, reinforcer hole is located at the upper and lower two sides of medium pore；Tearing port is formed on the sheath of arranged on left and right sides；Micro- set
The axis of pipe is overlapped with the central axis of sheath；The minimum range at the edge in reinforcer hole to sheath edge is 0.4mm；Shield
The height of set is 2.6~3.2mm, and the width of sheath is 1.6~2.2mm；The over and under of sheath be all it is arc-shaped, sheath
Four angles are that L flute profile is all formed at arc-shaped or four angles.
In use, by diameter be 0.240~0.265mm G.652 type or G.653 type 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 fiber-draw pass through
Then ointment slot penetrates optical fiber in micro- casing of second step formation；Wherein, the diameter of optical fiber is smaller than the internal diameter of micro- casing
0.01~0.085mm.
Method of the 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 more flexible, more low-carbon environment-friendly, cost be lower, block-water effect more preferably, weight more
Gently, the more low advantageous effects of transportation cost.
The present invention is not limited to above-mentioned preferred forms, it should be understood that design of the invention can be by other various shapes
Formula is implemented to use, they also fall in protection scope of the present invention.
Claims (3)
1. a kind of butterfly leading in cable, include optical fiber, be symmetrically dispersed in optical fiber upper and lower two sides a pair of reinforcing pieces, will
The sheath that optical fiber and reinforcer integral coating are lived is provided with tearing port on the sheath of the arranged on left and right sides of optical fiber；In the sheath also
With a micro- casing, optical fiber is located in micro- casing, and the axis of micro- casing is overlapped with the central axis of sheath, optical fiber appearance
Face is coated with greasy for preventing water, and the minimum range at reinforcer edge to sheath edge is 0.4mm；The outer diameter of micro- casing is 0.45
~0.9mm；The internal diameter of micro- casing is 0.25~0.35mm；The material of micro- casing is nylon or polyvinyl chloride or tetrafluoro second
Alkene；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 type or A1b
Type or A1c type or A1d type or OM1 type or OM2 type or OM3 type；The material of the reinforcer is steel wire or glass fiber reinforcement modeling
Material or aramid yarn；The diameter of the reinforcer is 0.35~0.65mm；The material of the sheath is low-smoke non-halogen flame-retardant polyethylene
Or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride；The height of the sheath is 2.6~3.2mm；The sheath
Width is 1.6~2.2mm；
It is characterized in that step manufactures to obtain the butterfly leading in cable by the following method:
Step 1: the step of making micro- casing: nylon or polyvinyl chloride or tetrafluoroethene being melted and trombone slide method mode is used to draw
At blank pipe, the nitrogen that injection pressure is 0.15~0.25MPa, flow velocity is 2~5ml/s inside the blank pipe at blank pipe forming, shape
It is 0.45~0.9mm at outer diameter, micro- casing that internal diameter is 0.25~0.35mm；
Step 2: formed sheath the step of: by two diameters be 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- casing formed in the first step is passed through sheath extruded mould
Medium pore squeezes out low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride and by steel wire
Or fiberglass reinforced plastics or aramid yarn and micro- casing integral coating live to form sheath, complete the system of butterfly leading in cable
Make；Wherein, reinforcer hole is located at the upper and lower two sides of medium pore；Tearing port is formed on the sheath of arranged on left and right sides；Micro- casing
Axis be 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；The over and under of sheath be all it is arc-shaped, the four of sheath
A angle is that L flute profile is all formed at arc-shaped or four angles；
In use, by G.652 type that diameter is 0.240~0.265mm 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 fiber-draw pass through ointment
Then slot penetrates optical fiber in micro- casing of second step formation；Wherein, the diameter of optical fiber is smaller than the internal diameter of micro- casing by 0.01
~0.085mm.
2. a kind of butterfly leading in cable, include optical fiber, be symmetrically dispersed in optical fiber upper and lower two sides a pair of reinforcing pieces, will
The sheath that optical fiber and reinforcer integral coating are lived is provided with tearing port on the sheath of the arranged on left and right sides of optical fiber；It is characterized in that institute
Stating also has a micro- casing in sheath, optical fiber is located in micro- casing, and the axis of micro- casing is to be overlapped with the central axis of sheath
, fiber outer surface is coated with greasy for preventing water, all forms L-shaped groove, reinforcer edge to sheath edge at four angles of sheath
Minimum range is 0.4mm；The outer diameter of micro- casing is 0.45~0.9mm；The internal diameter of micro- casing is 0.25~0.35mm；It is described
The material of micro- casing is nylon or polyvinyl chloride or tetrafluoroethene；The optical fiber be 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；Institute
The material for stating reinforcer is steel wire or fiberglass reinforced plastics or aramid yarn；The diameter of the reinforcer be 0.35~
0.65mm；The material of the sheath is low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polychlorostyrene second
Alkene；The height of the sheath is 2.6~3.2mm；The width of the sheath is 1.6~2.2mm；
It is characterized in that step manufactures to obtain the butterfly leading in cable by the following method:
Step 1: the step of making micro- casing: nylon or polyvinyl chloride or tetrafluoroethene being melted and trombone slide method mode is used to draw
At blank pipe, the nitrogen that injection pressure is 0.15~0.25MPa, flow velocity is 2~5ml/s inside the blank pipe at blank pipe forming, shape
It is 0.45~0.9mm at outer diameter, micro- casing that internal diameter is 0.25~0.35mm；
Step 2: formed sheath the step of: by two diameters be 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- casing formed in the first step is passed through sheath extruded mould
Medium pore squeezes out low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride and by steel wire
Or fiberglass reinforced plastics or aramid yarn and micro- casing integral coating live to form sheath, complete the system of butterfly leading in cable
Make；Wherein, reinforcer hole is located at the upper and lower two sides of medium pore；Tearing port is formed on the sheath of arranged on left and right sides；Micro- casing
Axis be 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；The over and under of sheath be all it is arc-shaped, the four of sheath
A angle is that L flute profile is all formed at arc-shaped or four angles；
In use, by G.652 type that diameter is 0.240~0.265mm 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 fiber-draw pass through ointment
Then slot penetrates optical fiber in micro- casing of second step formation；Wherein, the diameter of optical fiber is smaller than the internal diameter of micro- casing by 0.01
~0.085mm.
3. a kind of butterfly leading in cable, include optical fiber, be symmetrically dispersed in optical fiber upper and lower two sides a pair of reinforcing pieces, will
The sheath that optical fiber and reinforcer integral coating are lived is provided with tearing port on the sheath of the arranged on left and right sides of optical fiber；It is characterized in that institute
Stating also has a micro- casing in sheath, optical fiber is located in micro- casing, and the axis of micro- casing is to be overlapped with the central axis of sheath
, fiber outer surface is coated with greasy for preventing water, all forms L-shaped groove at four angles of sheath, the sheath edge of optical fiber left and right side is
Arc-shaped, the minimum range at reinforcer edge to sheath edge is 0.4mm；The outer diameter of micro- casing is 0.45~0.9mm；It is micro-
The internal diameter of casing is 0.25~0.35mm；The material of micro- casing is nylon or polyvinyl chloride or tetrafluoroethene；The optical fiber
Be 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；The material of the reinforcer is steel wire or fiberglass reinforced plastics or aramid yarn；
The diameter of the reinforcer is 0.35~0.65mm；The material of the sheath is low-smoke non-halogen flame-retardant polyethylene or the poly- second of middle 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；
It is characterized in that step manufactures to obtain the butterfly leading in cable by the following method:
Step 1: the step of making micro- casing: nylon or polyvinyl chloride or tetrafluoroethene being melted and trombone slide method mode is used to draw
At blank pipe, the nitrogen that injection pressure is 0.15~0.25MPa, flow velocity is 2~5ml/s inside the blank pipe at blank pipe forming, shape
It is 0.45~0.9mm at outer diameter, micro- casing that internal diameter is 0.25~0.35mm；
Step 2: formed sheath the step of: by two diameters be 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- casing formed in the first step is passed through sheath extruded mould
Medium pore squeezes out low-smoke non-halogen flame-retardant polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polyvinyl chloride and by steel wire
Or fiberglass reinforced plastics or aramid yarn and micro- casing integral coating live to form sheath, complete the system of butterfly leading in cable
Make；Wherein, reinforcer hole is located at the upper and lower two sides of medium pore；Tearing port is formed on the sheath of arranged on left and right sides；Micro- casing
Axis be 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；The over and under of sheath be all it is arc-shaped, the four of sheath
A angle is that L flute profile is all formed at arc-shaped or four angles；
In use, by G.652 type that diameter is 0.240~0.265mm 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 fiber-draw pass through ointment
Then slot penetrates optical fiber in micro- casing of second step formation；Wherein, the diameter of optical fiber is smaller than the internal diameter of micro- casing by 0.01
~0.085mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710496664.5A CN107121746B (en) | 2015-04-23 | 2015-04-23 | A kind of butterfly leading in cable and production method |
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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 |
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| CN107121746B true CN107121746B (en) | 2019-04-05 |
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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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Families Citing this family (6)
| 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 |
| CN114690353B (en) * | 2020-12-19 | 2023-08-29 | 南京华脉科技股份有限公司 | Butterfly-shaped lead-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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- 2015-04-23 CN CN201710496664.5A patent/CN107121746B/en active Active
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| CN2872389Y (en) * | 2006-03-20 | 2007-02-21 | 西古光纤光缆有限公司 | House sleeved optical-fiber cable |
| CN201628793U (en) * | 2010-03-10 | 2010-11-10 | 烽火通信科技股份有限公司 | Novel high optical cable density butterfly type optical fiber |
| CN101900861A (en) * | 2010-05-03 | 2010-12-01 | 蒋菊生 | Butterfly optical cable with framework |
| CN201717056U (en) * | 2010-06-13 | 2011-01-19 | 江苏通鼎光电股份有限公司 | Photoelectric composite cable for FTTH |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104730669B (en) | 2017-11-07 |
| CN104730669A (en) | 2015-06-24 |
| CN107121746A (en) | 2017-09-01 |
| CN107193092A (en) | 2017-09-22 |
| CN107193092B (en) | 2019-05-21 |
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Effective date of registration: 20190314 Address after: 215222 Changqing Road 223, Economic Development Zone, Songling Town, Wujiang City, Suzhou City, Jiangsu Province Applicant after: Suzhou shengxin Optic-Electric 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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