CN109782402B - Butterfly-shaped optical cable - Google Patents
Butterfly-shaped optical cable Download PDFInfo
- Publication number
- CN109782402B CN109782402B CN201910133313.7A CN201910133313A CN109782402B CN 109782402 B CN109782402 B CN 109782402B CN 201910133313 A CN201910133313 A CN 201910133313A CN 109782402 B CN109782402 B CN 109782402B
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- Prior art keywords
- optical fiber
- arc
- shaped
- cavity
- butterfly
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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
- 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
- G02B6/443—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
- G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Communication Cables (AREA)
Abstract
The invention discloses a butterfly-shaped optical cable, comprising: a pair of reinforcing members, an optical fiber, and an insulating layer wrapped around the reinforcing members and the optical fiber; the reinforcing piece comprises an extending portion, the extending portions of the pair of reinforcing pieces extend oppositely, the extending portion comprises a straight extending block and an arc-shaped protecting block, the straight extending block is connected with the reinforcing piece and the arc-shaped protecting block, the arc-shaped protecting block is provided with an outwards protruding arc surface, the two arc-shaped protecting blocks are buckled with each other to form an optical fiber containing cavity, soft materials are filled in the optical fiber containing cavity, the optical fibers are arranged in the middle of the optical fiber containing cavity, the insulating layer is provided with two cavities, and each cavity is located on the outer side of the corresponding arc-. According to the invention, the optical fiber accommodating cavity is arranged, and the optical fiber is wrapped by the soft material, so that the bending performance of the butterfly-shaped optical cable is effectively improved; the optical fiber is provided with a cavity, so that the outer isolation layer can be conveniently torn, and a sharp object is embedded into the tail end of the extension part to tear the outer sheath; the use of a groove and the arrangement of the arc-shaped protection block are avoided, so that the possibility of mold generation and water seepage is effectively reduced, and the capability of protecting the optical fiber is improved.
Description
The application is a divisional application with the application date of 2016, month 07 and month 15, the application number of 201610567368.5 and the name of 'butterfly-shaped optical cable'.
Technical Field
The invention relates to the field of optical fiber cable production, in particular to a butterfly-shaped optical cable.
Background
The butterfly-shaped optical cable is a novel user access optical cable, and the optical cable structure and various technical parameters are reasonably designed according to different application environments and laying conditions, so that the characteristics of an indoor soft optical cable and a self-supporting optical cable are integrated. The butterfly optical cable is the best candidate product for FTTX network solution, and plays a unique role in constructing networks such as intelligent buildings, digital cells, campus networks, local area networks and the like.
The existing butterfly-shaped optical cable: 1) the design of round corner square, runway type and 8-shaped is adopted, the distortion phenomenon often occurs in the wiring process, and the butterfly-shaped optical cable is of a compact structure, so that the stress is generated on the optical fiber, the attenuation coefficient of the optical fiber is increased, and the service life of the optical fiber is reduced. 2) Only a layer of thin plastic is arranged between the bottom of the groove of the butterfly-shaped optical cable and the optical fiber, so that water seepage easily occurs, the optical fiber is damaged by hydrogen, the attenuation coefficient of the optical fiber is increased, and the service life of the optical fiber is shortened. 3) In building wiring, when a constructor peels off a butterfly-shaped optical cable, the optical cable is in a tight structure, and the optical fiber is often damaged mechanically. The optical cable is easy to be twisted, so that the optical fiber is damaged, and even at a corner, the cable structure is separated. 4) The ability to protect the optical fiber is weak. 5) The content of the optical cable groove is easy to mildew and rot, the sheath and the optical cable are corroded, and the optical cable is not easy to clean.
Disclosure of Invention
The present invention addresses the above-mentioned problems, overcomes at least one of the deficiencies, and provides a butterfly-shaped optical cable.
In order to solve the above problems, the present invention discloses a butterfly-shaped optical cable, comprising: a pair of reinforcing members, an optical fiber, and an insulating layer wrapped around the reinforcing members and the optical fiber; the reinforcing piece includes the extension, and the extension of a pair of reinforcing piece extends in opposite directions, the extension protects the piece including directly stretching the piece and arcuation, directly stretching the piece and connecting the reinforcing piece and protecting the piece with the arcuation, the arcuation is protected the piece and is had outside convex cambered surface, and two arcuations are protected the mutual lock of piece and are formed optic fibre and hold the chamber, optic fibre holds the intracavity and fills and has soft material, optic fibre sets up the middle part that holds the chamber at optic fibre, the insulating layer has two cavitys, and each cavity is located the outside that corresponds the arcuation and protect the piece. According to the invention, the optical fiber accommodating cavity is arranged, and the optical fiber is wrapped by the soft material, so that the bending performance of the butterfly-shaped optical cable is effectively improved; the cavity is arranged to facilitate tearing of the outer isolation layer, and the sharp object is embedded into the tail end of the extension part to tear the outer wrapper; the arc-shaped protection block is arranged, the groove is avoided, the possibility of mold generation and water seepage is effectively reduced, and the capability of protecting the optical fiber is improved. The defects of poor service life, easy water seepage, poor bending performance and weak optical fiber protection capability of the conventional butterfly-shaped optical cable are overcome.
Optionally, the cavity is oval, and the length direction of the oval is parallel to the extending direction of the straight extension block. The cavity is oval, the length direction of the oval is parallel to the extending direction of the straight extending block, the thickness of the outer side of the cavity is small, the tearing is convenient, and the sharp object can be more favorably used for being embedded into the tail end of the extending part to tear the outer wrapper.
Optionally, the soft material is ointment.
Optionally, the ointment comprises silicone oil. The ointment is adopted, and the silicone oil is contained in the ointment, so that the damping performance and the waterproof effect are better, and the resistance to the bending of the optical fiber in the optical fiber accommodating cavity is smaller.
Optionally, two or more optical fibers are disposed in the optical fiber accommodating cavity.
Optionally, the insulating layer outside the cavity protrudes outward to form a bulge region.
Optionally, the thickness of the bulge region is 0.5mm-1.5 mm. The insulating layer arranged on the outer side of the cavity protrudes outwards to form a bulge area, and the thickness of the bulge area is 0.5mm-1.5 mm; the water droplet can not be gathered in convex swell district, and is favorable to volatilizing of moisture, is difficult to produce mould or gathers the dirt, has reduced the influence that deepening of moisture produced optic fibre, finds out optic fibre when the personnel of being convenient for in convex swell district use and holds the chamber, uses sharp ware to tear the insulating layer, takes out optic fibre.
Compared with the prior art, the technical scheme has the following advantages:
according to the invention, the optical fiber accommodating cavity is arranged, and the optical fiber is wrapped by the soft material, so that the bending performance of the butterfly-shaped optical cable is effectively improved; the optical fiber is provided with a cavity, so that the outer isolation layer can be conveniently torn, and a sharp object is embedded into the tail end of the extension part to tear the outer sheath; the arc-shaped protection block is arranged, the groove is avoided, the possibility of mold generation and water seepage is effectively reduced, and the capability of protecting the optical fiber is improved. The defects of poor service life, easy water seepage, poor bending performance and weak optical fiber protection capability of the conventional butterfly-shaped optical cable are overcome.
In addition, the cavity is oval, the length direction of the oval is parallel to the extending direction of the straight extending block, the thickness of the outer side of the cavity is small, the tearing is convenient, and the sharp object can be more favorably embedded into the tail end of the extending part to tear the outer wrapper. The ointment is adopted, and the silicone oil is contained in the ointment, so that the damping performance and the waterproof effect are better, and the resistance to the bending of the optical fiber in the optical fiber accommodating cavity is smaller. The insulating layer arranged on the outer side of the cavity protrudes outwards to form a bulge area, and the thickness of the bulge area is 0.5mm-1.5 mm; the water droplet can not be gathered in convex swell district, and is favorable to volatilizing of moisture, is difficult to produce mould or gathers the dirt, has reduced the influence that deepening of moisture produced optic fibre, finds out optic fibre when the personnel of being convenient for in convex swell district use and holds the chamber, uses sharp ware to tear the insulating layer, takes out optic fibre.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a butterfly-shaped fiber optic cable of the present invention.
1. The optical fiber connector comprises a reinforcing piece, 2, an optical fiber, 3, an insulating layer, 5, an optical fiber accommodating cavity, 6, a cavity, 7, a bulge area, 11, an extending part, 112, a straight extending block, 113, an arc-shaped protecting block, 114 and an arc surface.
Detailed Description
The technical solution of the present invention is described in detail and fully with reference to the accompanying drawings.
The first embodiment is as follows: in order to solve the above problems, the present invention discloses a butterfly-shaped optical cable, comprising: a pair of reinforcing members 1, an optical fiber 2, and an insulating layer 3 wrapped around the reinforcing members and the optical fiber; the reinforcing member 1 includes extension 11, and the extension 11 of a pair of reinforcing member 1 extends in opposite directions, extension 11 protects piece 113 including directly stretching piece 112 and arcuation, directly stretch piece 112 and connect reinforcing member 1 and arcuation and protect piece 113, arcuation protects piece 113 and has outside convex cambered surface 114, and two arcuations are protected the mutual lock of piece 113 and are formed optic fibre and hold chamber 5, optic fibre holds the intracavity 5 intussuseption and is filled with soft material, optic fibre 2 sets up the middle part that holds chamber 5 at optic fibre, insulating layer 3 has two cavities 6, and each cavity 6 is located the outside that corresponds arcuation and protects piece 113. According to the invention, the optical fiber accommodating cavity 5 is arranged, and the optical fiber 2 is wrapped by the soft material, so that the bending performance of the butterfly-shaped optical cable is effectively improved; the cavity 6 is arranged to facilitate the tearing of the outer insulating layer 3, and the sharp object is embedded into the tail end of the extension part 11 to tear the outer wrapper; the provision of the arc-shaped protection block 113 and the avoidance of the use of the groove effectively reduce the possibility of mold generation and water seepage, and improve the ability of protecting the optical fiber. The defects of poor service life, easy water seepage, poor bending performance and weak optical fiber protection capability of the conventional butterfly-shaped optical cable are overcome.
The cavity 6 is an ellipse, and the length direction of the ellipse is parallel to the extending direction of the straight extension block 112. The cavity 6 is oval, the length direction of the oval is parallel to the extending direction of the straight extending block 112, the thickness of the outer side of the cavity 6 is small, the tearing is convenient, and the sharp object can be more favorably embedded into the tail end of the extending part to tear the outer wrapper. In a specific production process, a color mark can be arranged on the surface of the insulating layer above the cavity to indicate the tearing part.
The soft material is ointment. The ointment comprises silicone oil. The ointment is adopted, and the silicone oil is contained in the ointment, so that the damping performance and the waterproof effect are better, and the resistance to the bending of the optical fiber 2 in the optical fiber accommodating cavity 5 is smaller. Two or more optical fibers 2 are arranged in the optical fiber accommodating cavity 5. The insulating layer 3 outside the cavity 6 protrudes outwards to form a bulge region 7. The thickness of the bulge region 7 is 0.5 mm.
Example two: the invention also discloses a butterfly-shaped optical cable, wherein the insulating layer 3 outside the cavity 6 protrudes outwards to form a bulge area 7. The thickness of the bulge region 7 is 1.5 mm. The insulating layer 3 arranged outside the cavity 6 protrudes outwards to form a bulge area 7, and the thickness of the bulge area 7 is 0.5mm-1.5 mm; the water droplet can not be gathered in convex swell district 7, and is favorable to volatilizing of moisture, is difficult to produce mould or gathers the dirt, has reduced the influence that deepening of moisture produced optic fibre, finds out optic fibre when 7 the personnel of being convenient for of convex swell district and holds chamber 5, uses sharp ware to tear insulating layer 3, takes out optic fibre.
When the method is implemented, a implementer finds out the bulge area, uses a sharp tool (including a nail) to tear open the insulating layer on the outer side of the oval cavity, finds out the tail end of the extension part at two ends of the oval cavity, uses the sharp tool to embed the upper side and the lower side of the tail end of the extension part and simultaneously forcibly tears open the outer sheath of the insulating layer outwards, extracts the optical fiber in the insulating layer, and carries out the installation of the optical fiber and the like.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make variations and modifications of the present invention without departing from the spirit and scope of the present invention by using the methods and technical contents disclosed above.
Claims (1)
1. A butterfly-shaped fiber optic cable, comprising: a pair of reinforcing members, an optical fiber, and an insulating layer wrapped around the reinforcing members and the optical fiber; the reinforcing piece comprises extending parts, the extending parts of the pair of reinforcing pieces extend oppositely, the extending parts comprise straight extending blocks and arc-shaped protecting blocks, the straight extending blocks are connected with the reinforcing pieces and the arc-shaped protecting blocks, the arc-shaped protecting blocks are provided with arc surfaces protruding outwards, the two arc-shaped protecting blocks are buckled with each other to form an optical fiber accommodating cavity, soft materials are filled in the optical fiber accommodating cavity, and the optical fibers are arranged in the middle of the optical fiber accommodating cavity; the soft material is ointment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910133313.7A CN109782402B (en) | 2016-07-15 | 2016-07-15 | Butterfly-shaped optical cable |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610567368.5A CN106199865B (en) | 2016-07-15 | 2016-07-15 | Butterfly optical cable |
| CN201910133313.7A CN109782402B (en) | 2016-07-15 | 2016-07-15 | Butterfly-shaped optical cable |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610567368.5A Division CN106199865B (en) | 2016-07-15 | 2016-07-15 | Butterfly optical cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109782402A CN109782402A (en) | 2019-05-21 |
| CN109782402B true CN109782402B (en) | 2020-09-29 |
Family
ID=57494122
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910133313.7A Active CN109782402B (en) | 2016-07-15 | 2016-07-15 | Butterfly-shaped optical cable |
| CN201910135343.1A Active CN109725395B (en) | 2016-07-15 | 2016-07-15 | Butterfly cable |
| CN201610567368.5A Active CN106199865B (en) | 2016-07-15 | 2016-07-15 | Butterfly optical cable |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910135343.1A Active CN109725395B (en) | 2016-07-15 | 2016-07-15 | Butterfly cable |
| CN201610567368.5A Active CN106199865B (en) | 2016-07-15 | 2016-07-15 | Butterfly optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN109782402B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290831B (en) * | 2017-07-31 | 2019-05-24 | 杭州富通通信技术股份有限公司 | Butterfly optical cable |
| CN107340578B (en) * | 2017-08-07 | 2023-09-05 | 天津长飞鑫茂光缆有限公司 | Aerial wiring leading-in optical fiber ribbon optical cable |
| CN108802933A (en) * | 2018-06-27 | 2018-11-13 | 苏州优康通信设备有限公司 | A kind of heat safe flat type optical cable |
| CN110398809A (en) * | 2019-07-26 | 2019-11-01 | 江苏亨通光电股份有限公司 | A kind of dragging optical cable and preparation method thereof |
| CN115390204A (en) * | 2022-08-23 | 2022-11-25 | 许二女 | Butterfly-shaped optical cable for 5G |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1458541A (en) * | 2003-06-10 | 2003-11-26 | 杭州富通昭和光通信股份有限公司 | New type of optical cable and its producing method |
| CN102314968A (en) * | 2011-06-29 | 2012-01-11 | 蒋菊生 | PFTTH (power fiber to the home) cable |
| CN103353654A (en) * | 2013-06-18 | 2013-10-16 | 成都亨通光通信有限公司 | Distortion-resistance-type butterfly-shape optical cable |
| CN204315295U (en) * | 2014-11-26 | 2015-05-06 | 深圳市铠盛通光缆有限公司 | A kind of Novel multi-core number covered wire cable |
| CN204631316U (en) * | 2015-04-21 | 2015-09-09 | 江苏亨通光电股份有限公司 | The light-duty anti-easy stripping optical fiber cable of thunder-lightning of nibbling |
| CN205049790U (en) * | 2015-10-23 | 2016-02-24 | 深圳市永恒通宽带器材有限公司 | Optical cable with positioning mechanism |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006106373A (en) * | 2004-10-06 | 2006-04-20 | Sumitomo Electric Ind Ltd | Optical fiber cable |
| JP2009288271A (en) * | 2008-05-27 | 2009-12-10 | Sumitomo Electric Ind Ltd | Optical fiber cable |
| JP2012220506A (en) * | 2011-04-04 | 2012-11-12 | Sumitomo Electric Ind Ltd | Optical fiber cable |
| CN203204221U (en) * | 2013-05-13 | 2013-09-18 | 喜天奇(江苏)电子有限公司 | Rubber-covered wire optical cable |
| CN204807778U (en) * | 2015-06-30 | 2015-11-25 | 杭州富通通信技术股份有限公司 | Optical cable |
-
2016
- 2016-07-15 CN CN201910133313.7A patent/CN109782402B/en active Active
- 2016-07-15 CN CN201910135343.1A patent/CN109725395B/en active Active
- 2016-07-15 CN CN201610567368.5A patent/CN106199865B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1458541A (en) * | 2003-06-10 | 2003-11-26 | 杭州富通昭和光通信股份有限公司 | New type of optical cable and its producing method |
| CN102314968A (en) * | 2011-06-29 | 2012-01-11 | 蒋菊生 | PFTTH (power fiber to the home) cable |
| CN103353654A (en) * | 2013-06-18 | 2013-10-16 | 成都亨通光通信有限公司 | Distortion-resistance-type butterfly-shape optical cable |
| CN204315295U (en) * | 2014-11-26 | 2015-05-06 | 深圳市铠盛通光缆有限公司 | A kind of Novel multi-core number covered wire cable |
| CN204631316U (en) * | 2015-04-21 | 2015-09-09 | 江苏亨通光电股份有限公司 | The light-duty anti-easy stripping optical fiber cable of thunder-lightning of nibbling |
| CN205049790U (en) * | 2015-10-23 | 2016-02-24 | 深圳市永恒通宽带器材有限公司 | Optical cable with positioning mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106199865A (en) | 2016-12-07 |
| CN106199865B (en) | 2019-04-16 |
| CN109782402A (en) | 2019-05-21 |
| CN109725395A (en) | 2019-05-07 |
| CN109725395B (en) | 2020-09-29 |
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Effective date of registration: 20210219 Address after: 311400 Yinhu Development Zone, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: HANGZHOU FUTONG COMMUNICATION TECHNOLOGY Co.,Ltd. Patentee after: Tianjin Futong Information Technology Co.,Ltd. Address before: 311400 Yinhu Development Zone, Fuyang District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU FUTONG COMMUNICATION TECHNOLOGY Co.,Ltd. |
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