CN114675386B - Optical cable - Google Patents
Optical cable Download PDFInfo
- Publication number
- CN114675386B CN114675386B CN202210349091.4A CN202210349091A CN114675386B CN 114675386 B CN114675386 B CN 114675386B CN 202210349091 A CN202210349091 A CN 202210349091A CN 114675386 B CN114675386 B CN 114675386B
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- Prior art keywords
- optical cable
- main body
- body part
- optical fiber
- special
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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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention belongs to the field of cables, and particularly relates to an optical cable. It comprises the following steps: an inner framework and an outer sheath which are sequentially arranged from inside to outside; the inner framework comprises a main body part, the main body part is polygonal, the edge part is contracted inwards, the corner part of the main body part is outwards protruded to form an end head, and the end head is unfolded along the circumferential direction of the optical cable; the optical fiber cable is characterized in that an optical fiber accommodating cavity is formed in the main body part, a special-shaped beam tube is arranged in the optical fiber accommodating cavity, a plurality of side edges which are uniformly distributed are formed in the circumference of the special-shaped beam tube, a plurality of optical fiber cables are uniformly arranged in the side edges along the axial direction of the optical cable, the number of the side edges is equal to that of the inner skeleton main body part, and a reinforcing piece is arranged at the center of the special-shaped beam tube; hollow elastic tubes are arranged between adjacent side edges of the special-shaped beam tube, the hollow elastic tubes are outwards abutted against the inner wall of the optical fiber accommodating cavity, and the side edges of the special-shaped beam tube are outwards and correspondingly abutted against the inner corners of the optical fiber accommodating cavity. The optical cable can be suitable for groove arrangement with various shapes, such as a conventional rectangular groove, a table groove and the like, and can generate good adaptation effect.
Description
Technical Field
The invention belongs to the field of cables, and particularly relates to an optical cable.
Background
The optical cable is a common communication function cable and is used for realizing transmission of optical signals and high-efficiency communication.
The conventional optical cable is mostly used for long-distance signal transmission, but with the progress and development of optical cable technology and the increasing demands of instant messaging and signal transmission, the optical cable is applied in various scenes.
The communication between the equipment adopts conventional communication optical cable mostly, and when wiring between the equipment, in order to improve wiring regularity and discernment, can set up corresponding wiring groove mostly, and the wiring groove is mostly rectangular channel or the narrow, wide platform groove in bottom of opening, for improving the stability of optical cable wiring, as far as improves space utilization, the width of wiring groove is generally less, can receive stronger extrusion effect after the communication optical cable inlays and establishes, leads to life weak to often take place communication failure in the use.
Therefore, it is necessary to develop an optical cable that can be specially adapted to indoor scenes or equipment wiring slots.
Disclosure of Invention
The invention provides an optical cable for solving the problems that the existing optical cable is poor in adaptability to indoor scenes or equipment wiring grooves and the optical cable is easy to damage due to extrusion.
The invention aims at:
1. the adaptability of the optical cable to the embedded arrangement of the groove can be improved;
2. when the optical cable is embedded in the groove, the optical fiber wire cannot be subjected to obvious strong extrusion, so that the damage of the optical fiber wire is avoided;
3. the compressible amplitude of the optical cable is improved, so that the optical cable can be suitable for embedding of narrow grooves.
In order to achieve the above purpose, the present invention adopts the following technical scheme.
An optical cable, comprising:
an inner framework and an outer sheath which are sequentially arranged from inside to outside;
the inner framework comprises a main body part, the main body part is polygonal on the radial section of the optical cable, and the edge part of the main body part is contracted inwards along the radial direction of the optical cable;
the corners of the main body part are outwards protruded along the radial direction of the optical cable to form ends, and the ends are unfolded along the circumferential direction of the optical cable;
the optical fiber cable is characterized in that an optical fiber accommodating cavity is formed in the main body part, a special-shaped beam tube is arranged in the optical fiber accommodating cavity, a plurality of side edges which are uniformly distributed are formed in the circumference of the special-shaped beam tube, a plurality of optical fiber cables are uniformly arranged in the side edges along the axial direction of the optical cable, the number of the side edges is equal to that of the inner skeleton main body part, and a reinforcing piece is arranged at the center of the special-shaped beam tube;
hollow elastic tubes are arranged between adjacent side edges of the special-shaped beam tube, the hollow elastic tubes are outwards abutted against the inner wall of the optical fiber accommodating cavity, and the side edges of the special-shaped beam tube are outwards and correspondingly abutted against the inner corners of the optical fiber accommodating cavity.
As a preferred alternative to this,
the optical fiber line is composed of single optical fibers or an optical fiber band formed by bundling single optical fibers.
As a preferred alternative to this,
the main body part is quadrilateral on the radial section of the optical cable, and the special-shaped beam tube is correspondingly X-shaped or cross-shaped on the radial section of the optical cable.
As a preferred alternative to this,
the special-shaped beam tube and the reinforcing piece are both made of elastic materials.
As a preferred alternative to this,
and the outer sheath is also provided with a buffer cavity, the buffer cavity is arranged corresponding to each side part of the inner skeleton main body part, and the buffer cavity is arranged outside each side part of the inner skeleton main body part.
As a preferred alternative to this,
the buffer chamber is spindle-shaped in the radial cross section of the optical cable.
As a preferred alternative to this,
and the short-axis extension line of the buffer cavity passes through the axis of the optical cable.
The beneficial effects of the invention are as follows:
1) The optical cable can be adapted to wiring grooves with various shapes, such as conventional rectangular grooves, table grooves and the like, and can generate good adaptation effect;
2) When the optical fiber wire is embedded in the narrow groove, the problem of damage caused by extrusion of the optical fiber wire is avoided through linkage deformation of multiple structures and the generated driving displacement effect.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the stress deformation of the fiber optic cable of the present invention disposed in a narrow groove;
FIG. 3 is a schematic view of an optical cable of the present invention embedded in a rectangular slot;
in the figure: 10 optical cables, 20 rectangular grooves, 100 inner frameworks, 101 main body parts, 102 ends, 103 optical fiber accommodating cavities, 200 special-shaped beam tubes, 201 optical fiber wires, 202 reinforcing parts, 300 hollow elastic tubes, 400 outer jackets and 401 buffer cavities.
The specific embodiment is as follows:
the invention is described in further detail below with reference to specific examples and figures of the specification. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. In addition, the embodiments of the present invention referred to in the following description are typically only some, but not all, embodiments of the present invention. Therefore, all other embodiments, which can be made by one of ordinary skill in the art without undue burden, are intended to be within the scope of the present invention, based on the embodiments of the present invention.
In the description of the present invention, it should be understood that the terms "thickness," "upper," "lower," "horizontal," "top," "bottom," "inner," "outer," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present invention. In the description of the present invention, the meaning of "a plurality" means at least two, for example, two, three, etc., unless explicitly defined otherwise, the meaning of "a number" means one or more.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The raw materials used in the examples of the present invention are all commercially available or available to those skilled in the art unless specifically stated otherwise; the methods used in the examples of the present invention are those known to those skilled in the art unless specifically stated otherwise.
Examples
As shown in fig. 1, the optical cable for embedding, which can be used for embedding in various scenes and/or equipment and can deform along with the embedding environment, specifically comprises:
the inner framework 100 and the outer sheath 400 are sequentially arranged from inside to outside, the inner framework 100 comprises a main body part 101, the main body part 101 is polygonal, particularly quadrangular or hexagonal in the radial section of the optical cable, the quadrangular structure is more preferable, the edge part of the main body part 101 is contracted inwards in the radial direction of the optical cable, the corner part of the main body part 101 protrudes outwards in the radial direction of the optical cable to form an end head 102, and the two circumferential ends of the end head 102 are unfolded along the circumferential direction of the optical cable;
the optical fiber accommodating cavity 103 is arranged in the main body part 101, the cross section of the optical fiber accommodating cavity 103 and the cross section of the main body part 101 are of similar structures, an X-shaped or cross-shaped special-shaped beam tube 200 is arranged in the optical fiber accommodating cavity, a reinforcing part 202 is arranged in the center of the special-shaped beam tube 200, a plurality of optical fiber wires 201 are uniformly arranged in side edges of the special-shaped beam tube along the axial direction of the optical cable, the special-shaped beam tube 200 and the reinforcing part 202 are both made of elastic materials, and the special-shaped beam tube 200 and the reinforcing part 202 are made of elastic silicon resin;
the optical fiber line 201 is composed of single optical fibers or optical fiber bands formed by bundling single optical fibers;
hollow elastic tubes 300 are arranged between adjacent side edges of the special-shaped beam tube 200, the hollow elastic tubes 300 are outwards abutted against the inner wall of the optical fiber accommodating cavity 103, and the side edges of the special-shaped beam tube 200 are outwards abutted against corresponding inner angles of the optical fiber accommodating cavity 103.
Under the cooperation of the structure, the optical cable can be relatively and freely deformed by extrusion according to the actual use environment and requirements, can be suitable for optical cable installation grooves with different shapes, and greatly improves the flexibility of the use area;
in particular, the method comprises the steps of,
when the optical cable is embedded in the rectangular groove, two opposite ends of the optical cable are necessarily extruded, as shown in fig. 2, when the optical cable is extruded by the groove wall, the end 102 of the inner skeleton 100 is firstly opened to two sides, the edge part of the main body part 101 facing the groove wall direction is driven to be in a flattening deformation trend in the opening process, the adjacent edge part is compressed, so that the optical fiber accommodating cavity 103 is narrowed and lengthened, and in the deformation process, the special-shaped beam tube 200 can exert the characteristic of good adaptive deformability, so that the side edges of the special-shaped beam tube 200 are converted from the original straight state to the arc state, and the optical fiber wires 201 which are axially arranged in parallel along the optical cable in the side edges are also easy to be rearranged along with the side edges and are not directly extruded by the groove wall;
compared with the conventional optical cable, especially the household optical cable and the equipment optical cable, the optical cable can be very effectively matched with a special rectangular groove formed in a building and a special rectangular mounting groove on equipment in the building construction process, and is also matched with the conventional circular groove, so that the optical cable has extremely strong use adaptability and flexibility.
Further, the method comprises the steps of,
the outer sheath 400 is further provided with a buffer cavity 401, and the buffer cavity 401 is arranged corresponding to each side of the main body 101 of the inner skeleton 100, and is arranged corresponding to the outer side of each side of the main body 101 of the inner skeleton 100;
specifically, the buffer cavity 401 is spindle-shaped, and the extension line of the short axis passes through the axis of the optical cable;
the fusiform buffer cavity 401 has good deformation buffer performance and is more suitable for the deformation trend requirement of the optical cable of the invention, as shown in fig. 2, the fusiform buffer cavity 401 can further weaken the extrusion effect of the deformation of the outer sheath 400 on the core wire inside the inner framework 100 after being arranged, on the other hand, the deformation threshold of the outer sheath 400 can be increased, so that the deformation threshold has larger deformation allowance, the use flexibility of the optical cable of the invention is further improved, and the radial compression upper limit of the optical cable can be actually improved by more than 30%;
in particular, as shown in FIG. 3,
after the optical cable 10 is embedded into the rectangular groove 20 of the equipment, the cross section of the optical cable 10 is obviously deformed under the extrusion action of the rectangular groove 20, in the deformation process, the buffer cavities 401 at two sides are flattened and simultaneously spread up and down to drive the end head 102 to deform in a displacement mode, the deformation of the end head 102 drives the buffer cavities 401 at the upper side and the lower side of the optical cable 10 to deform, in addition, the main body 101 of the inner framework 100 also adaptively deforms, the cross section area of the optical fiber accommodating cavity 103 of the main body 101 of the inner framework 100 is not reduced or is not obviously reduced under the cooperation of the buffer cavities 401, meanwhile, the compression deformation of the reinforcing piece 202 and the hollow elastic tube 300 is realized, the space for the active deformation of the optical fiber accommodating cavity 103 is increased, the special-shaped beam tube 200 can be more effectively displaced and deformed, especially the four ends of the special-shaped beam tube 200 can be extruded by the corners of the accommodating cavity 103 under the condition that the compressible reinforcing piece 202 and the hollow elastic tube 300 are not arranged, the optical fiber accommodating cavity 103 is compressed by the corresponding wire 202, the special-shaped tube is effectively deformed, and the special-shaped tube 300 can be prevented from being deformed by the extrusion of the hollow elastic tube 300, and the special-shaped tube is more effectively deformed, and the special-shaped tube 200 can be prevented from being deformed by the corresponding optical fiber accommodating the groove shape, and the optical fiber accommodating tube 300 is deformed, and the special-shaped tube is deformed, and the special-shaped optical fiber tube is deformed.
Claims (3)
1. An optical cable, comprising:
an inner framework and an outer sheath which are sequentially arranged from inside to outside;
the inner framework comprises a main body part, wherein the main body part is polygonal in the radial section of the optical cable, and each side part of the main body part can deform and shrink inwards along the radial direction of the optical cable;
the corners of the main body part are outwards protruded along the radial direction of the optical cable to form ends, and the ends are unfolded along the circumferential direction of the optical cable;
the optical fiber cable comprises a main body part, wherein an optical fiber accommodating cavity is formed in the main body part, a special-shaped beam tube is arranged in the optical fiber accommodating cavity, a plurality of side edges which are uniformly distributed are formed in the circumference of the special-shaped beam tube, a plurality of optical fiber cables are uniformly arranged in the side edges along the axial direction of the optical cable, the number of the side edges is equal to that of the main body part of the inner framework, and a reinforcing piece is arranged at the center of the special-shaped beam tube;
hollow elastic tubes are arranged between adjacent side edges of the special-shaped beam tubes, the hollow elastic tubes are outwards abutted against the inner wall of the optical fiber accommodating cavity, and the side edges of the special-shaped beam tubes are outwards abutted against corresponding inner angles of the optical fiber accommodating cavity;
the special-shaped beam tube and the reinforcing piece are both made of elastic materials;
the outer sheath is also provided with a buffer cavity, the buffer cavity is arranged corresponding to each side part of the main body part of the inner framework, and is arranged corresponding to the outer side of each side part of the main body part of the inner framework;
the buffer cavity is spindle-shaped on the radial section of the optical cable;
and the short-axis extension line of the buffer cavity passes through the axis of the optical cable.
2. An optical cable according to claim 1, wherein,
the optical fiber line is composed of single optical fibers or an optical fiber band formed by bundling single optical fibers.
3. An optical cable according to claim 1, wherein,
the main body part is quadrilateral on the radial section of the optical cable, and the special-shaped beam tube is correspondingly X-shaped or cross-shaped on the radial section of the optical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210349091.4A CN114675386B (en) | 2022-04-01 | 2022-04-01 | Optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210349091.4A CN114675386B (en) | 2022-04-01 | 2022-04-01 | Optical cable |
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| Publication Number | Publication Date |
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| CN114675386A CN114675386A (en) | 2022-06-28 |
| CN114675386B true CN114675386B (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210349091.4A Active CN114675386B (en) | 2022-04-01 | 2022-04-01 | Optical cable |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115128753A (en) * | 2022-07-28 | 2022-09-30 | 杭州富通通信技术股份有限公司 | Belt cable |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1237027A2 (en) * | 2001-02-28 | 2002-09-04 | Asahi Glass Company, Limited | Optical fiber cable with central support member having lobe structure |
| JP2005003738A (en) * | 2003-06-09 | 2005-01-06 | Sumitomo Electric Ind Ltd | Slot for optical fiber cable, optical fiber cable and its manufacturing method |
| CN104330863A (en) * | 2014-11-27 | 2015-02-04 | 北京亨通斯博通讯科技有限公司 | Optical cable for rail transit |
| CN105225746A (en) * | 2015-11-10 | 2016-01-06 | 山东泉兴银桥光电缆科技发展有限公司 | A kind of composite optical cable |
| CN106125228A (en) * | 2016-08-12 | 2016-11-16 | 成都威迪斯达科技有限公司 | A kind of easily branched optical cable |
| WO2018230618A1 (en) * | 2017-06-14 | 2018-12-20 | 住友電気工業株式会社 | Slot-type optical cable |
| CN109683266A (en) * | 2019-01-22 | 2019-04-26 | 深圳市特发信息股份有限公司 | Dovetail groove slotted core cable |
| CN211293386U (en) * | 2019-11-29 | 2020-08-18 | 江苏南方天宏通信科技有限公司 | High-strength photoelectric composite optical cable |
| WO2022027886A1 (en) * | 2020-08-05 | 2022-02-10 | 江苏长飞中利光纤光缆有限公司 | High-strength optical cable |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6586925B2 (en) * | 2016-06-13 | 2019-10-09 | 住友電気工業株式会社 | Fiber optic cable |
-
2022
- 2022-04-01 CN CN202210349091.4A patent/CN114675386B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1237027A2 (en) * | 2001-02-28 | 2002-09-04 | Asahi Glass Company, Limited | Optical fiber cable with central support member having lobe structure |
| JP2005003738A (en) * | 2003-06-09 | 2005-01-06 | Sumitomo Electric Ind Ltd | Slot for optical fiber cable, optical fiber cable and its manufacturing method |
| CN104330863A (en) * | 2014-11-27 | 2015-02-04 | 北京亨通斯博通讯科技有限公司 | Optical cable for rail transit |
| CN105225746A (en) * | 2015-11-10 | 2016-01-06 | 山东泉兴银桥光电缆科技发展有限公司 | A kind of composite optical cable |
| CN106125228A (en) * | 2016-08-12 | 2016-11-16 | 成都威迪斯达科技有限公司 | A kind of easily branched optical cable |
| WO2018230618A1 (en) * | 2017-06-14 | 2018-12-20 | 住友電気工業株式会社 | Slot-type optical cable |
| CN109683266A (en) * | 2019-01-22 | 2019-04-26 | 深圳市特发信息股份有限公司 | Dovetail groove slotted core cable |
| CN211293386U (en) * | 2019-11-29 | 2020-08-18 | 江苏南方天宏通信科技有限公司 | High-strength photoelectric composite optical cable |
| WO2022027886A1 (en) * | 2020-08-05 | 2022-02-10 | 江苏长飞中利光纤光缆有限公司 | High-strength optical cable |
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