CN117031660A - Butterfly-shaped lead-in optical cable with optical fiber ribbon and layer-stranded optical fiber ribbon optical cable - Google Patents
Butterfly-shaped lead-in optical cable with optical fiber ribbon and layer-stranded optical fiber ribbon optical cable Download PDFInfo
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- CN117031660A CN117031660A CN202311061634.3A CN202311061634A CN117031660A CN 117031660 A CN117031660 A CN 117031660A CN 202311061634 A CN202311061634 A CN 202311061634A CN 117031660 A CN117031660 A CN 117031660A
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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
- G02B6/4403—Optical cables with ribbon structure
-
- 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
- G02B6/441—Optical cables built up from sub-bundles
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Abstract
The application belongs to the field of optical cables, and particularly discloses a butterfly-shaped lead-in optical cable with an optical fiber ribbon, which is provided with a central reinforcing piece (1), a plurality of filling components (81), a plurality of butterfly-shaped lead-in units (9), a protective layer (4), an outer protective layer (5) and the optical fiber ribbon (6), and is characterized in that: also has N first housing parts (2), the optical fibers (3) are positioned in the housing cavities (20) of the first housing parts (2), the protective layer (4) covers all the first shell parts (2), and the outer protective layer (5) is positioned outside the protective layer (4), wherein N is a positive integer, and N is more than or equal to 3. The application also discloses a layer-stranded optical fiber ribbon cable. The application has the following main beneficial technical effects: the fiber core density is higher, the number of optical fibers in the optical fiber ribbon is more, the product material consumption is less, the cost is lower, the overall dimension is smaller, the optical fiber ribbon can be used for optical co-cable transmission, and the fiber ribbon is suitable for FTTH access.
Description
Technical Field
The application belongs to the field of optical cables, and particularly discloses a butterfly-shaped lead-in optical cable with an optical fiber ribbon and a layer-twisted optical fiber ribbon optical cable.
Background
With the increasing demand for broadband, high-speed access, the demand for high density of optical fibers in the same cable is increasing.
CN113703112a discloses a cable core and optical fiber ribbon cable of fan-shaped loose tube structure, the cable core of fan-shaped loose tube structure includes the monomer banded loose tube that a plurality of fan-shaped set up, and adjacent monomer banded loose tube links up the banded loose tube main part that forms the cross-section for circular shape in fan-shaped angle department mutually, and banded loose tube main part is inside to be provided with central reinforcement, and optical fiber ribbon cable includes the cable core of oversheath, strap and fan-shaped loose tube structure, and the strap cladding is at fan-shaped loose tube structure's cable core periphery, and the oversheath sets up at the metal out-of-band. Through the mode, the cable core and the optical fiber ribbon cable of the fan-shaped loose tube structure adopt the fan-shaped structure ribbon loose tubes, the arrangement is tight, the optical fiber density is high, the cable is easy to form by twisting, the gaps between the loose tubes in the ribbon cable structure are small, the roundness is good after the cable is formed, a gap filling rope structure is not needed to be added, and raw materials are saved. However, the fan-shaped loose tube still has a larger gap, and the space utilization needs to be further improved.
CN112835162a discloses an optical fiber ribbon cable, which is provided with a skeleton component, a plurality of loose sleeve components, a protective layer and an outer sheath, and is characterized in that the skeleton component consists of a skeleton body and a plurality of bone leaves, and a concave skeleton groove is arranged between every two adjacent bone leaves; the cross section of the loose sleeve component is a sector with the vertex angle removed, the loose sleeve component is composed of a loose sleeve, a rectangular sleeve main cavity is arranged in the approximate center of the upper edge and the lower edge of the inside of the loose sleeve, a main optical fiber ribbon is positioned in the sleeve main cavity, the length of the sleeve main cavity is far greater than the width of the sleeve main cavity, and the upper symmetry axis and the lower symmetry axis of the sleeve main cavity are overlapped with each other; the small end of the loose sleeve part is positioned in the framework groove, the protective layer is coated outside the loose sleeve part, a blocking cavity is arranged between the adjacent loose sleeve parts, and the outer sheath is coated outside the protective layer. The method has the following main beneficial effects: the product diameter is smaller, the material consumption is less, the cost is lower, the fiber core density is higher, and the fiber ribbon is more convenient, quick and easy to take and place. The optical fiber ribbon fixing device actually solves the problems of easy taking and placing, free fixing and the like of an optical fiber ribbon.
The above prior art has mainly the following drawbacks: 1. the fiber core density is not high enough and needs to be improved; 2. the cross section of the optical fiber ribbon is rectangular, and is limited by the size of the ribbon forming equipment, so that more optical fibers cannot be placed in one optical fiber ribbon; 3. when the rectangular optical fiber ribbon is long in section length, namely the number of cores is large, the optical cable is oversized, the space occupation is excessive, the material consumption is excessive, and the cost is high; 4. the optical fiber ribbon adhesive layer also occupies a large amount of space; 5. the photoelectric co-transmission in the same cable is inconvenient; 6. access to FTTH is inconvenient, and FTTH is typically introduced through a butterfly drop cable.
Disclosure of Invention
In order to solve the above problems, the present application aims to disclose a butterfly-shaped drop cable with an optical fiber ribbon and a layer-twisted optical fiber ribbon cable, which are realized by adopting the following technical schemes.
A layer twisted fiber ribbon cable having a central reinforcement, a plurality of optical fibers, a protective layer, an outer protective layer, a fiber ribbon, characterized in that: the optical fiber ribbon is arranged in the first cavity, the second cavity and the third cavity, and the space surrounded by the first body, the second body and the third body is a shell cavity; all first shell parts are located outside the central reinforcing piece, adjacent first shell parts are closely attached, two ends of all first shell parts are located on the same cylindrical surface, the lower surfaces of the second bodies of all first shell parts form a regular N-prism body, optical fibers are located in a shell cavity, all first shell parts are covered by a protective layer, and an outer protective layer is located outside the protective layer.
The above-mentioned layer stranded optical fiber ribbon cable, its characterized in that: the center reinforcement is the cylinder structure, or the center reinforcement is regular N prism, and when the center reinforcement is the cylinder structure, the center reinforcement is tangent with the surface of the second body of first casing part, and when the center reinforcement is regular N prism, the center reinforcement is hugged closely with the surface of the second body of first casing part.
The above-mentioned layer stranded optical fiber ribbon cable, its characterized in that: the first inner cavity, the second inner cavity and the third inner cavity are communicated, or the first inner cavity, the second inner cavity and the third inner cavity are not communicated with each other.
The above-mentioned layer stranded optical fiber ribbon cable, its characterized in that: when the first inner cavity, the second inner cavity and the third inner cavity are not communicated with each other, the cross section of the optical fiber ribbon is rectangular, and the optical fiber ribbon consists of a plurality of optical fibers and a bonding layer wrapping all the optical fibers, and adjacent optical fibers are not contacted with each other; at least one optical fiber ribbon is arranged in each of the first inner cavity, the second inner cavity and the third inner cavity.
The above-mentioned layer stranded optical fiber ribbon cable, its characterized in that: when the first inner cavity, the second inner cavity and the third inner cavity are communicated, the optical fiber ribbon is composed of a first bonding part, a second bonding part and a third bonding part, the first bonding part, the second bonding part and the third bonding part are of an integrated structure, an included angle between the first bonding part and the second bonding part is equal to an included angle between the third bonding part and the second bonding part, a space surrounded by the first bonding part, the second bonding part and the third bonding part is an optical fiber ribbon cavity, a plurality of optical fibers are arranged in the first bonding part, the second bonding part and the third bonding part, the outer side edge of the first bonding part and the outer side edge of the third bonding part are all planes, the included angle between the outer side edge of the first bonding part and the outer side edge of the third bonding part is 360/N degrees, the first bonding part is positioned in the first inner cavity, the second bonding part is positioned in the second inner cavity, and the third bonding part is positioned in the third inner cavity.
The above-mentioned layer stranded optical fiber ribbon cable, its characterized in that: the optical fiber is replaced by a power transmission component, each housing cavity is internally provided with a power transmission component, the power transmission component is composed of a conductor and an insulating layer, and the insulating layer is coated outside the conductor.
Further, the above-mentioned layer stranded optical fiber ribbon cable is characterized in that: each housing cavity is also internally provided with a second housing part which has a similar structure to the first housing part, the outer side edge of the second housing part is closely attached to the inner edge of the first housing part, and the power transmission part is positioned in the housing cavity of the second housing part.
The above-mentioned layer stranded optical fiber ribbon cable, its characterized in that: the first shell component is directly replaced by the optical fiber ribbon, the optical fiber ribbon is composed of a first bonding part, a second bonding part and a third bonding part, the first bonding part, the second bonding part and the third bonding part are of an integrated structure, an included angle between the first bonding part and the second bonding part is equal to an included angle between the third bonding part and the second bonding part, a space surrounded by the first bonding part, the second bonding part and the third bonding part is an optical fiber ribbon cavity, a plurality of optical fibers are arranged inside the first bonding part, the second bonding part and the third bonding part, the outer side edge of the first bonding part and the outer side edge of the third bonding part are all planes, and an included angle between the outer side edge of the first bonding part and the outer side edge of the third bonding part is 360/N degrees.
A butterfly-shaped drop cable with optical fiber ribbon, has central reinforcement, a plurality of filling members, a plurality of butterfly-shaped drop units, protective layer, outer sheath, optical fiber ribbon, its characterized in that: the optical fiber ribbon is arranged in the first cavity, the second cavity and the third cavity, and the space surrounded by the first body, the second body and the third body is a shell cavity; all first shell parts are located outside the central reinforcing part, adjacent first shell parts are closely attached to each other, two ends of all first shell parts are located on the same cylindrical surface, the lower surfaces of second bodies of all first shell parts form a regular N prism, a butterfly-shaped introducing unit is located in a shell cavity, a protective layer covers all first shell parts, an outer protective layer is located outside the protective layer, two filling parts are arranged in each shell cavity, the butterfly-shaped introducing unit is located between the two filling parts, the butterfly-shaped introducing unit is composed of an optical waveguide, two reinforcing parts and a butterfly-shaped sheath, the two reinforcing parts are located on the upper side and the lower side of the optical waveguide respectively, a tearing opening is formed in each of the butterfly-shaped sheaths on the left side and the right side of the optical waveguide, and the optical waveguide and the two reinforcing parts are integrally covered by the butterfly-shaped sheath.
The butterfly-shaped drop cable with optical fiber ribbon described above is characterized in that: the center reinforcement is the cylinder structure, or the center reinforcement is regular N prism, and when the center reinforcement is the cylinder structure, the center reinforcement is tangent with the surface of the second body of first casing part, and when the center reinforcement is regular N prism, the center reinforcement is hugged closely with the surface of the second body of first casing part.
The butterfly-shaped drop cable with optical fiber ribbon described above is characterized in that: the first inner cavity, the second inner cavity and the third inner cavity are communicated, or the first inner cavity, the second inner cavity and the third inner cavity are not communicated with each other.
The butterfly-shaped drop cable with optical fiber ribbon described above is characterized in that: when the first inner cavity, the second inner cavity and the third inner cavity are not communicated with each other, the cross section of the optical fiber ribbon is rectangular, and the optical fiber ribbon consists of a plurality of optical fibers and a bonding layer wrapping all the optical fibers, and adjacent optical fibers are not contacted with each other; at least one optical fiber ribbon is arranged in each of the first inner cavity, the second inner cavity and the third inner cavity.
The butterfly-shaped drop cable with optical fiber ribbon described above is characterized in that: when the first inner cavity, the second inner cavity and the third inner cavity are communicated, the optical fiber ribbon is composed of a first bonding part, a second bonding part and a third bonding part, the first bonding part, the second bonding part and the third bonding part are of an integrated structure, an included angle between the first bonding part and the second bonding part is equal to an included angle between the third bonding part and the second bonding part, a space surrounded by the first bonding part, the second bonding part and the third bonding part is an optical fiber ribbon cavity, a plurality of optical fibers are arranged in the first bonding part, the second bonding part and the third bonding part, the outer side edge of the first bonding part and the outer side edge of the third bonding part are all planes, the included angle between the outer side edge of the first bonding part and the outer side edge of the third bonding part is 360/N degrees, the first bonding part is positioned in the first inner cavity, the second bonding part is positioned in the second inner cavity, and the third bonding part is positioned in the third inner cavity.
The butterfly-shaped drop cable with optical fiber ribbon described above is characterized in that: the first shell component is directly replaced by the optical fiber ribbon, the optical fiber ribbon is composed of a first bonding part, a second bonding part and a third bonding part, the first bonding part, the second bonding part and the third bonding part are of an integrated structure, an included angle between the first bonding part and the second bonding part is equal to an included angle between the third bonding part and the second bonding part, a space surrounded by the first bonding part, the second bonding part and the third bonding part is an optical fiber ribbon cavity, a plurality of optical fibers are arranged inside the first bonding part, the second bonding part and the third bonding part, the outer side edge of the first bonding part and the outer side edge of the third bonding part are all planes, and an included angle between the outer side edge of the first bonding part and the outer side edge of the third bonding part is 360/N degrees.
The application has the following main beneficial technical effects: the fiber core density is higher, the number of optical fibers in the optical fiber ribbon is more, the product material consumption is less, the cost is lower, the overall dimension is smaller, the optical fiber ribbon can be used for optical co-cable transmission, and the fiber ribbon is suitable for FTTH access.
Drawings
Fig. 1 is a schematic perspective view of a section of anatomy of example 1.
Fig. 2 is an enlarged schematic cross-sectional structure of fig. 1.
Fig. 3 is a schematic perspective view of a section of a first housing part used in embodiment example 1.
Fig. 4 is an enlarged schematic cross-sectional structure of fig. 3.
Fig. 5 is a schematic perspective view of the optical fiber ribbon of fig. 3 with the ribbon removed.
Fig. 6 is an enlarged schematic cross-sectional structure of fig. 5.
Fig. 7 is a schematic perspective view of a section of the first housing member used in embodiment example 2.
Fig. 8 is an enlarged schematic cross-sectional structure of fig. 7.
Fig. 9 is a schematic perspective view of a section of the first housing member used in embodiment example 3.
Fig. 10 is an enlarged schematic cross-sectional structure of fig. 9.
Fig. 11 is a schematic perspective view of a section of anatomy of example 4.
Fig. 12 is an enlarged schematic cross-sectional structure of fig. 11.
Fig. 13 is a schematic view showing a three-dimensional structure after a section of dissection in embodiment example 5.
Fig. 14 is an enlarged schematic cross-sectional structure of fig. 13.
Fig. 15 is a schematic view showing a three-dimensional structure after a section of dissection in embodiment 6.
Fig. 16 is an enlarged schematic cross-sectional structure of fig. 15.
So that those skilled in the art can better understand and practice the present patent, reference will now be made in detail to the drawings, which are illustrated in the accompanying drawings.
In the figure: 1-center strength member, 2-first housing member, 3-optical fiber, 4-protective layer, 5-outer protective layer, 6-optical fiber ribbon, 7-power transmission member, 8-second housing member, 9-butterfly introduction unit, 20-housing cavity, 21-first body, 22-second body, 23-third body, 211-first cavity, 221-second cavity, 231-third cavity, 60-optical fiber ribbon cavity, 61-first bond, 62-second bond, 63-third bond, 64-optical fiber, 71-conductor, 72-insulating layer, 81-filler member, 91-optical waveguide, 92-strength member, 93-butterfly sheath, 930-tear seam.
Detailed Description
Implementation example 1: please refer to fig. 1 to 6, a layer twisted optical fiber ribbon cable, which has a central reinforcement 1, a plurality of optical fibers 3, a protective layer 4, an outer protective layer 5, and an optical fiber ribbon 6, and is characterized in that: the novel solar energy collector is also provided with N first shell components 2, the first shell components 2 are formed by sequentially connecting a first body 21, a second body 22 and a third body 23, a first inner cavity 211 is arranged in the first body 21, a second inner cavity 221 is arranged in the second body 22, a third inner cavity 231 is arranged in the third body 23, the outer side edge of the first body 21 and the outer side edge of the third body 23 are plane, the included angle between the outer side edge of the first body 21 and the outer side edge of the third body 23 is 360/N degrees, the included angle between the first body 21 and the second body 22 is equal to the included angle between the third body 23 and the second body 22, the length of the first body 21 is equal to the length of the third body 23, the space surrounded by the first body 21, the second body 22 and the third body 23 is a shell cavity 20, the first inner cavity 211, the second inner cavity 221 and the third inner cavity 231 are all provided with optical fiber ribbons 6, and the first inner cavity 211, the second inner cavity 221 and the third inner cavity 231 are not communicated with each other; all the first shell parts 2 are positioned outside the central reinforcing part 1, the central reinforcing part 1 is tangent to the first shell parts 2, adjacent first shell parts 2 are clung to each other, both ends of all the first shell parts 2 are positioned on the same cylindrical surface, the lower surfaces of the second bodies 22 of all the first shell parts 2 form a regular N prism, the optical fibers 3 are positioned in the shell cavities 20, the protective layers 4 cover all the first shell parts 2, and the outer protective layers 5 are positioned outside the protective layers 4.
In this embodiment, the central reinforcement 1 has a cylindrical structure.
Implementation example 2: please refer to fig. 7 and 8, and refer to fig. 1 to 6, a layer-stranding ribbon fiber optic cable is basically the same as embodiment 1, except that: the first lumen 211, the second lumen 221, and the third lumen 231 are in communication.
The first inner cavity 211, the second inner cavity 221, and the third inner cavity 231 are in communication: the other end of the first lumen 211 is in communication with one end of the second lumen 221, the other end of the second lumen 221 is in communication with the other end of the third lumen 231, and one end of the first lumen 211 is not in communication with one end of the third lumen 231.
Implementation example 3: please refer to fig. 9 and 10, and refer to fig. 1 to 8, a twisted-pair optical fiber ribbon cable is basically the same as in embodiment 1, except that: the first housing component 2 is directly replaced by the optical fiber ribbon 6, the optical fiber ribbon 6 is composed of a first bonding part 61, a second bonding part 62 and a third bonding part 63, the first bonding part 61, the second bonding part 62 and the third bonding part 63 are of an integrated structure, the included angle between the first bonding part 61 and the second bonding part 62 is equal to the included angle between the third bonding part 63 and the second bonding part 62, the space surrounded by the first bonding part 61, the second bonding part 62 and the third bonding part 63 is an optical fiber ribbon cavity 60, a plurality of optical fibers 64 are arranged in the first bonding part 61, the second bonding part 62 and the third bonding part 63, the outer side edge of the first bonding part 61 and the outer side edge of the third bonding part 63 are plane, and the included angle between the outer side edge of the first bonding part 61 and the outer side edge of the third bonding part 63 is 360/N degrees.
The optical fiber ribbon 6 in this embodiment example can be applied to embodiment example 2; the optical fiber ribbons in the embodiment examples 1 and 2 have rectangular cross sections, and each optical fiber ribbon is composed of a plurality of optical fibers and a bonding layer covering all the optical fibers, and adjacent optical fibers are not in contact with each other.
Implementation example 4: please refer to fig. 11 and 12, and refer to fig. 1 to 10, a twisted fiber optic ribbon cable is basically the same as in embodiment 1, except that the central strength member 1 is a regular N-prism, and the central strength member 1 is closely attached to the outer surface of the second body 22 of the first housing member 2.
Of course, the center strength member 1 in this embodiment may be applied to embodiment examples 2 and 3, and the center strength member 1 may be closely attached to the outer surface of the second bonding portion 62 of the optical fiber ribbon 6 when applied to embodiment example 3.
Implementation example 5: please refer to fig. 13 and 14, and refer to fig. 1 to 12, a twisted-pair optical fiber ribbon cable is basically the same as in embodiment 4, except that: the optical fiber 3 is replaced by a power transmission member 7, and each housing cavity 20 or fiber ribbon cavity 60 is provided with a power transmission member 7, wherein the power transmission member 7 is composed of a conductor 71 and an insulating layer 72, and the insulating layer 72 is covered outside the conductor 71.
Further, in the above-mentioned twisted fiber optic ribbon cable, each housing cavity 20 or fiber optic ribbon cavity 60 is further provided with a second housing component 8, the second housing component 8 has a similar structure to the first housing component 2, the outer edge of the second housing component 8 is closely attached to the inner edge of the first housing component 2, and the power transmission component 7 is located in the housing cavity or fiber optic ribbon cavity of the second housing component 8.
Further, there may be a plurality of other housing parts having a similar structure to the first housing part 2, and the other housing parts are sequentially placed outside the corresponding second housing part 8, being narrowed one by one from inside to outside, and the power transmission part 7 being placed in the housing cavity or the optical fiber ribbon cavity of the outermost one of the housing parts.
Of course, in the present embodiment, when there are two or more layers of housing members, the optical fiber 3 may be placed in the housing cavity or the ribbon cavity of the housing member of the outermost layer.
Implementation example 6: please refer to fig. 15 and 16, and refer to fig. 1 to 10, a butterfly drop cable with an optical fiber ribbon, which is basically the same as in embodiment examples 1 to 5, except that: the optical fiber 3 is not arranged in the shell cavity 20 or the optical fiber ribbon cavity 60, two filling components 81 are arranged in each shell cavity 20 or the optical fiber ribbon cavity 60, a butterfly-shaped introducing unit 9 is arranged between the two filling components 81, the butterfly-shaped introducing unit 9 is composed of an optical waveguide 91, two reinforcing pieces 92 and a butterfly-shaped sheath 93, the two reinforcing pieces 92 are respectively arranged on the upper side and the lower side of the optical waveguide 91, a tearing opening 930 is respectively arranged on the butterfly-shaped sheath 93 on the left side and the right side of the optical waveguide 91, and the optical waveguide 91 and the two reinforcing pieces 92 are integrally covered by the butterfly-shaped sheath 93.
The butterfly-shaped drop cable with optical fiber ribbon described above is characterized in that: the height of the butterfly sheath 93 is 2.8-3.2 mm, and the width of the butterfly sheath 93 is 1.8-2.2 mm.
Or a butterfly drop cable with an optical fiber ribbon as described above, characterized in that: the height of the butterfly sheath 93 is 1.8-2.2 mm, and the width of the butterfly sheath 93 is 1.5-1.7 mm.
The optical cable disclosed by the application is characterized in that: the material of the central reinforcement 1 is steel or iron or aluminium or glass fibre reinforced plastic.
The optical cable disclosed by the application is characterized in that: the type of the optical fiber 3 is G.652 or G.653 or G.654 or G.655 or G.656 or G.657 or A1a or A1b or A1c or A1d or A1e.
The optical cable disclosed by the application is characterized in that: the type of the optical fiber 64 is G.652 or G.653 or G.654 or G.655 or G.656 or G.657 or A1a or A1b or A1c or A1d or A1e.
The optical cable disclosed by the application is characterized in that: the material of the protective layer 4 is polyester yarn or aluminum tape or steel tape or water-blocking tape or non-woven fabric or polyester tape.
The optical cable disclosed by the application is characterized in that: the material of the outer sheath 5 is plastic.
The optical cable disclosed by the application is characterized in that: the first housing part 2 is of unitary construction.
The optical cable disclosed by the application is characterized in that: the second housing part 8 is of one-piece construction.
The optical cable disclosed by the application is characterized in that: the material of the conductor 71 is copper or aluminum or an alloy.
The optical cable disclosed by the application is characterized in that: the material of the insulating layer 72 is plastic.
The optical cable disclosed by the application is characterized in that: the material of the filling member 81 is plastic, preferably foamed plastic.
The optical cable disclosed by the application is characterized in that: the type of the optical waveguide 91 is g.652 or g.653 or g.654 or g.655 or g.656 or g.657 or A1a or A1b or A1c or A1d or A1e.
The optical cable disclosed by the application is characterized in that: the material of the reinforcement 92 is steel or iron or aluminum or glass fiber reinforced plastic or aramid yarn or glass fiber yarn.
The optical cable disclosed by the application is characterized in that: the material of the butterfly sheath 93 is plastic.
The optical cable disclosed by the application is characterized in that: n is a positive integer not less than 3, and N involved in the same cable is equal or identical.
Compared with the prior art, the application has the advantages that the first shell part 2, the second shell part 8 or more shell parts with similar shapes are in a bent structure, the shell parts are in an isosceles trapezoid cross-section structure without bottom, and the waist and the top are all provided with certain size or width, and the optical fiber strips are directly placed in the shell parts, so that on one hand, the optical fiber strips are more convenient to identify, pick and place, and use/test and the like, the corresponding shell parts are only needed to be taken out, the corresponding optical fiber strips are needed to be taken out, the prior art is in a laminated structure, other optical fiber strips are also needed to be taken out together after the sleeve is opened, the misconnection is easy, and the optical fibers in the optical fiber strips in the different shell parts in the same cable can be different, so that the use is more convenient and flexible; on the other hand, the special structure of the shell part expands the number of the optical fiber ribbons, and overcomes the defect that the optical fiber ribbons with more than 24 cores cannot be manufactured due to the limitation of the horizontal size of ribbon combining equipment when the cross section of the optical fiber ribbons is rectangular in the prior art. Of course, the first housing member 2 and the second housing member 8 may have a bottom, and if the bottoms are both planar and circular arc-shaped, the optical fiber, the power transmission member, the butterfly-shaped introduction unit, etc. inside the case of the bottom being missing can be easily taken out.
Compared with the prior art, the existence of the shell cavity 20 enables the optical fibers 3 to be placed in the shell cavity, the quantity of the optical fibers is effectively increased, the shell component is like a bowl-shaped structure, more optical fibers 3 can be placed in the shell cavity, and no bonding layer of an optical fiber ribbon exists, so that the shell cavity can be filled, the space utilization rate is improved, and the fiber core density is improved.
Compared with the prior art, the housing cavity 20 has the advantages that the power transmission component can be placed in the housing cavity, the cross section of the power transmission component is isosceles trapezoid, the power transmission component is matched with the housing cavity space, the space is effectively utilized, the power transmission component is suitable for the access of an intermediate base station, a corridor cabinet and the like, the optical signal access can be realized through the optical fiber in the optical fiber band, the power can be directly transmitted through the power transmission component, the application of a power user is not required, only the power is transmitted at the other end, and the operation is greatly facilitated and the operation cost is reduced; photoelectric co-transmission in the same cable is realized.
Compared with the prior art, the housing cavity 20 is provided, so that the butterfly-shaped introducing unit can be placed in the housing cavity, the butterfly-shaped introducing unit can adopt a butterfly-shaped introducing optical cable in the prior art, and the structure of the application can also be adopted, so that when a large number of optical fiber ribbons are transmitted, an independent butterfly-shaped introducing unit can be provided for entering a home, and the access of FTTH is suitable and more convenient; the presence of the packing member 81 effectively blocks the external impact force or pressure, and can better protect the butterfly-shaped introduction unit.
In the present application, the housing member may also be directly replaced by the optical fiber ribbon illustrated in fig. 6 and 7, thus making more efficient use of space and facilitating construction and splicing, except that the adhesive layer of the optical fiber ribbon is required to have some strength, impact resistance, compression resistance, etc. improved over conventional ones.
In the present application, the central reinforcement 1 may be omitted in practice, since all the first housing parts 2 are assembled into a complete structure and have a circumference of 360 degrees, and the first housing parts 2 generally increase in sequence from inside to outside, that is, the size between the apex of the upper portion of the outer edge of the second body 22 to the outer edge of the first body 21 and the apex of the upper portion of the outer edge of the third body 23 increases gradually, that is, the isosceles trapezoid increases gradually in size from top to bottom, so that the first housing parts 2 do not slide down toward the center due to the gradual increase in size even without the central reinforcement 1; of course, it is also possible to suitably spray glue between the outer edges of adjacent first housing parts 2, so that the position of the first housing parts 2 is more stable.
In the present application, the optical fiber ribbon 6 is composed of the first bonding portion 61, the second bonding portion 62, and the third bonding portion 63, the other end of the first bonding portion 61 is connected to one end of the second bonding portion 62, the other end of the second bonding portion 62 is connected to the other end of the third bonding portion 63, and the one end of the first bonding portion 61 and the one end of the third bonding portion 63 are separated from each other. Similarly, the first body 21, the second body 22 and the third body 23 are sequentially connected, namely, the other end of the first body 21 is connected with one end of the second body 22, the other end of the second body 22 is connected with the other end of the third body 23, and one end of the first body 21 and one end of the third body 23 are separated.
In the present application, the presence of the first housing component, the second housing component, and the other housing components better protects the internal optical fiber ribbon.
Through the implementation of the application, the application has the following main beneficial technical effects: the fiber core density is higher, the number of optical fibers in the optical fiber ribbon is more, the product material consumption is less, the cost is lower, the overall dimension is smaller, the optical fiber ribbon can be used for optical co-cable transmission, and the fiber ribbon is suitable for FTTH access.
The above-described embodiments are only preferred embodiments of the present application, and should not be construed as limiting the present application. The protection scope of the present application is defined by the claims, and the protection scope includes equivalent alternatives to the technical features of the claims. I.e., equivalent replacement modifications within the scope of this application are also within the scope of the application.
Claims (10)
1. A butterfly drop cable with optical fiber ribbon, having a central strength member (1), a plurality of filler members (81), a plurality of butterfly drop units (9), a protective layer (4), an outer protective layer (5), an optical fiber ribbon (6), characterized in that: the optical fiber splice device is characterized by further comprising N first shell components (2), wherein the first shell components (2) are formed by sequentially connecting a first body (21), a second body (22) and a third body (23), a first inner cavity (211) is formed in the first body (21), a second inner cavity (221) is formed in the second body (22), a third inner cavity (231) is formed in the third body (23), the outer side edges of the first body (21) and the outer side edges of the third body (23) are all planes, the included angle between the outer side edges of the first body (21) and the outer side edges of the third body (23) is 360/N degrees, the included angle between the first body (21) and the second body (22) is equal to the included angle between the third body (23) and the second body (22), the length of the first body (21) is equal to the length of the third body (23), the first inner cavity (211), the second inner cavity (22) and the third body (23) enclose a space which is the shell cavity (20), and the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are provided with optical fiber ribbons (6); all first shell parts (2) are located outside the central reinforcing piece (1), adjacent first shell parts (2) are closely attached to each other, two ends of all first shell parts (2) are located on the same cylindrical surface, the lower surfaces of second bodies (22) of all first shell parts (2) form a positive N prism, butterfly-shaped introducing units (9) are located in shell cavities (20), a protective layer (4) wraps all first shell parts (2), an outer protective layer (5) is located outside the protective layer (4), two filling parts (81) are arranged in each shell cavity (20), butterfly-shaped introducing units (9) are located between the two filling parts (81), each butterfly-shaped introducing unit (9) is composed of an optical waveguide (91), two reinforcing pieces (92) and a butterfly-shaped sheath (93), the two reinforcing pieces (92) are located on the upper side and the lower side of the optical waveguide (91), a split (930) is formed in each butterfly-shaped sheath (93) on the left side and the right side of the optical waveguide (91), the whole butterfly-shaped sheath (93) wraps the reinforcing pieces and the two optical waveguide (91), and N is an integer greater than or equal to 3.
2. A butterfly drop cable with an optical fiber ribbon according to claim 1, wherein: the center reinforcement (1) is of a cylindrical structure, or the center reinforcement (1) is of a regular N-prism body, when the center reinforcement (1) is of a cylindrical structure, the center reinforcement (1) is tangent to the outer surface of the second body (22) of the first shell component (2), and when the center reinforcement (1) is of a regular N-prism body, the center reinforcement (1) is closely attached to the outer surface of the second body (22) of the first shell component (2), wherein N is a positive integer, and N is more than or equal to 3.
3. A butterfly drop cable with an optical fiber ribbon according to claim 2 wherein: the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are communicated, or the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are not communicated; when the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are not communicated with each other, the cross section of the optical fiber ribbon (6) is rectangular, the optical fiber ribbon (6) is composed of a plurality of optical fibers and a bonding layer wrapping all the optical fibers, and adjacent optical fibers are not contacted with each other; at least one optical fiber ribbon (6) is arranged in each of the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231); when the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are communicated, the optical fiber ribbon (6) is formed by the first bonding part (61), the second bonding part (62) and the third bonding part (63), the first bonding part (61), the second bonding part (62) and the third bonding part (63) are of an integrated structure, an included angle between the first bonding part (61) and the second bonding part (62) is equal to an included angle between the third bonding part (63) and the second bonding part (62), a space surrounded by the first bonding part (61), the second bonding part (62) and the third bonding part (63) is an optical fiber ribbon cavity (60), the outer side edges of the first bonding part (61) and the outer side edges of the third bonding part (63) are all plane surfaces, an included angle between the outer side edges of the first bonding part (61) and the outer side edges of the third bonding part (63) is 360 degrees N, the first bonding part (61), the second bonding part (62) and the third bonding part (63) are located in the inner cavity (221), and the third bonding part (63) is located in the inner cavity (3), and the included angle between the first bonding part and the third bonding part (63) is equal to or more.
4. A butterfly drop cable with optical fiber ribbon, having a central strength member (1), a plurality of filler members (81), a plurality of butterfly drop units (9), a protective layer (4), an outer protective layer (5), an optical fiber ribbon (6), characterized in that: the optical fiber splice device is characterized by further comprising N first shell components (2), wherein the first shell components (2) are formed by sequentially connecting a first body (21), a second body (22) and a third body (23), a first inner cavity (211) is formed in the first body (21), a second inner cavity (221) is formed in the second body (22), a third inner cavity (231) is formed in the third body (23), the outer side edges of the first body (21) and the outer side edges of the third body (23) are all planes, the included angle between the outer side edges of the first body (21) and the outer side edges of the third body (23) is 360/N degrees, the included angle between the first body (21) and the second body (22) is equal to the included angle between the third body (23) and the second body (22), the length of the first body (21) is equal to the length of the third body (23), the first inner cavity (211), the second inner cavity (22) and the third body (23) enclose a space which is the shell cavity (20), and the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are provided with optical fiber ribbons (6); adjacent first shell parts (2) are closely attached, two ends of all the first shell parts (2) are on the same cylindrical surface, the lower surfaces of second bodies (22) of all the first shell parts (2) form a regular N prism, all the first shell parts (2) are covered by a protective layer (4), and an outer protective layer (5) is positioned outside the protective layer (4); the outer protective layer (5) is positioned outside the protective layer (4), two filling parts (81) are arranged in each shell cavity (20), the butterfly-shaped introducing unit (9) is positioned between the two filling parts (81), the butterfly-shaped introducing unit (9) is composed of an optical waveguide (91), two reinforcing pieces (92) and a butterfly-shaped sheath (93), the two reinforcing pieces (92) are respectively positioned at the upper side and the lower side of the optical waveguide (91), a tearing opening (930) is respectively formed in the butterfly-shaped sheath (93) at the left side and the right side of the optical waveguide (91), and the optical waveguide (91) and the two reinforcing pieces (92) are integrally covered by the butterfly-shaped sheath (93); the central reinforcement (1) is of a cylindrical structure, or the central reinforcement (1) is of a regular N-prism structure, when the central reinforcement (1) is of a cylindrical structure, the central reinforcement (1) is tangent to the outer surface of the second body (22) of the first shell component (2), and when the central reinforcement (1) is of a regular N-prism structure, the central reinforcement (1) is closely attached to the outer surface of the second body (22) of the first shell component (2), wherein N is a positive integer, and N is more than or equal to 3; the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are communicated; or the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are not communicated with each other; when the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are not communicated with each other, the cross section of the optical fiber ribbon (6) is rectangular, the optical fiber ribbon (6) is composed of a plurality of optical fibers and a bonding layer wrapping all the optical fibers, and adjacent optical fibers are not contacted with each other; at least one optical fiber ribbon (6) is arranged in the first inner cavity (211), at least one optical fiber ribbon (6) is arranged in the second inner cavity (221), and at least one optical fiber ribbon (6) is arranged in the third inner cavity (231); each housing cavity (20) is also internally provided with a second housing part (8), the outer side edge of the second housing part (8) is clung to the inner edge of the first housing part (2), and the filling part (81) and the butterfly-shaped introducing unit (9) are positioned in the housing cavity of the second housing part (8).
5. A butterfly drop cable with optical fiber ribbon according to any one of claims 1 to 4, wherein: the height of the butterfly sheath (93) is 2.8-3.2 mm, and the width of the butterfly sheath (93) is 1.8-2.2 mm.
6. A butterfly drop cable with optical fiber ribbon according to any one of claims 1 to 4, wherein: the height of the butterfly sheath (93) is 1.8-2.2 mm, and the width of the butterfly sheath (93) is 1.5-1.7 mm.
7. A butterfly drop cable with optical fiber ribbon according to any one of claims 1 to 4, wherein: the material of the filling member (81) is plastic.
8. A butterfly drop cable with optical fiber ribbon according to any one of claims 1 to 4, wherein: the material of the reinforcement (92) is steel or iron or aluminum or glass fiber reinforced plastic or aramid yarn or glass fiber yarn.
9. The utility model provides a layer stranded optical fiber ribbon optical cable, has central reinforcement (1), many transmission of electricity parts (7), protective layer (4), outer sheath (5), optical fiber ribbon (6), its characterized in that: the optical fiber splice device is characterized by further comprising N first shell components (2), wherein the first shell components (2) are formed by sequentially connecting a first body (21), a second body (22) and a third body (23), a first inner cavity (211) is formed in the first body (21), a second inner cavity (221) is formed in the second body (22), a third inner cavity (231) is formed in the third body (23), the outer side edges of the first body (21) and the outer side edges of the third body (23) are all planes, the included angle between the outer side edges of the first body (21) and the outer side edges of the third body (23) is 360/N degrees, the included angle between the first body (21) and the second body (22) is equal to the included angle between the third body (23) and the second body (22), the length of the first body (21) is equal to the length of the third body (23), the first inner cavity (211), the second inner cavity (22) and the third body (23) enclose a space which is the shell cavity (20), and the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are provided with optical fiber ribbons (6); adjacent first shell parts (2) are closely attached, two ends of all the first shell parts (2) are on the same cylindrical surface, the lower surfaces of second bodies (22) of all the first shell parts (2) form a regular N-prism, a power transmission part (7) is positioned in a shell cavity (20), a protective layer (4) covers all the first shell parts (2), and an outer protective layer (5) is positioned outside the protective layer (4); the central reinforcement (1) is of a cylindrical structure, or the central reinforcement (1) is of a regular N-prism structure, when the central reinforcement (1) is of a cylindrical structure, the central reinforcement (1) is tangent to the outer surface of the second body (22) of the first shell component (2), and when the central reinforcement (1) is of a regular N-prism structure, the central reinforcement (1) is closely attached to the outer surface of the second body (22) of the first shell component (2), wherein N is a positive integer, and N is more than or equal to 3; the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are communicated; or the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are not communicated with each other; when the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are not communicated with each other, the cross section of the optical fiber ribbon (6) is rectangular, the optical fiber ribbon (6) is composed of a plurality of optical fibers and a bonding layer wrapping all the optical fibers, and adjacent optical fibers are not contacted with each other; at least one optical fiber ribbon (6) is arranged in the first inner cavity (211), at least one optical fiber ribbon (6) is arranged in the second inner cavity (221), and at least one optical fiber ribbon (6) is arranged in the third inner cavity (231); each shell cavity (20) is internally provided with a power transmission component (7), the power transmission component (7) is composed of a conductor (71) and an insulating layer (72), and the insulating layer (72) is coated outside the conductor (71); each shell cavity (20) is internally provided with a second shell part (8), the outer side edge of the second shell part (8) is clung to the inner edge of the first shell part (2), and the power transmission part (7) is positioned in the shell cavity of the second shell part (8); the material of the central reinforcement (1) is steel or iron or aluminum or glass fiber reinforced plastic; the material of the protective layer (4) is polyester yarn or aluminum tape or steel tape or water-blocking tape or non-woven fabric or polyester tape; the material of the outer protective layer (5) is plastic.
10. The utility model provides a layer stranded optical fiber ribbon optical cable, has central reinforcement (1), many transmission of electricity parts (7), protective layer (4), outer sheath (5), optical fiber ribbon (6), its characterized in that: the optical fiber splice device is characterized by further comprising N first shell components (2), wherein the first shell components (2) are formed by sequentially connecting a first body (21), a second body (22) and a third body (23), a first inner cavity (211) is formed in the first body (21), a second inner cavity (221) is formed in the second body (22), a third inner cavity (231) is formed in the third body (23), the outer side edges of the first body (21) and the outer side edges of the third body (23) are all planes, the included angle between the outer side edges of the first body (21) and the outer side edges of the third body (23) is 360/N degrees, the included angle between the first body (21) and the second body (22) is equal to the included angle between the third body (23) and the second body (22), the length of the first body (21) is equal to the length of the third body (23), the first inner cavity (211), the second inner cavity (22) and the third body (23) enclose a space which is the shell cavity (20), and the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are provided with optical fiber ribbons (6); adjacent first shell parts (2) are closely attached, two ends of all the first shell parts (2) are on the same cylindrical surface, the lower surfaces of second bodies (22) of all the first shell parts (2) form a regular N-prism, a power transmission part (7) is positioned in a shell cavity (20), a protective layer (4) covers all the first shell parts (2), and an outer protective layer (5) is positioned outside the protective layer (4); the central reinforcement (1) is of a cylindrical structure, or the central reinforcement (1) is of a regular N-prism structure, when the central reinforcement (1) is of a cylindrical structure, the central reinforcement (1) is tangent to the outer surface of the second body (22) of the first shell component (2), and when the central reinforcement (1) is of a regular N-prism structure, the central reinforcement (1) is closely attached to the outer surface of the second body (22) of the first shell component (2), wherein N is a positive integer, and N is more than or equal to 3; the first inner cavity (211), the second inner cavity (221) and the third inner cavity (231) are communicated; the optical fiber ribbon (6) is composed of a first bonding part (61), a second bonding part (62) and a third bonding part (63), the first bonding part (61), the second bonding part (62) and the third bonding part (63) are of an integrated structure, the included angle between the first bonding part (61) and the second bonding part (62) is equal to the included angle between the third bonding part (63) and the second bonding part (62), the first bonding part (61), the second bonding part (62) and the third bonding part (63) are internally provided with a plurality of optical fibers (64), the outer side edge of the first bonding part (61) and the outer side edge of the third bonding part (63) are all planes, the included angle between the outer side edge of the first bonding part (61) and the outer side edge of the third bonding part (63) is 360/N degrees, the first bonding part (61) is positioned in the first inner cavity (211), the second bonding part (62) is positioned in the second inner cavity (221), and the third bonding part (63) is positioned in the third inner cavity (231); each shell cavity (20) is internally provided with a power transmission component (7), the power transmission component (7) is composed of a conductor (71) and an insulating layer (72), and the insulating layer (72) is coated outside the conductor (71); each shell cavity (20) is internally provided with a second shell part (8), the outer side edge of the second shell part (8) is clung to the inner edge of the first shell part (2), and the power transmission part (7) is positioned in the shell cavity of the second shell part (8); the material of the central reinforcement (1) is steel or iron or aluminum or glass fiber reinforced plastic; the material of the protective layer (4) is polyester yarn or aluminum tape or steel tape or water-blocking tape or non-woven fabric or polyester tape; the material of the outer protective layer (5) is plastic; the type of the optical fiber (64) is G.652 or G.653 or G.654 or G.655 or G.656 or G.657 or A1a or A1b or A1c or A1d or A1e.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311061634.3A CN117031660A (en) | 2023-07-12 | 2023-07-12 | Butterfly-shaped lead-in optical cable with optical fiber ribbon and layer-stranded optical fiber ribbon optical cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310853016.6A CN116560026B (en) | 2023-07-12 | 2023-07-12 | Layer stranded optical fiber ribbon optical cable and butterfly-shaped lead-in optical cable with optical fiber ribbon |
| CN202311061634.3A CN117031660A (en) | 2023-07-12 | 2023-07-12 | Butterfly-shaped lead-in optical cable with optical fiber ribbon and layer-stranded optical fiber ribbon optical cable |
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| CN202310853016.6A Division CN116560026B (en) | 2023-07-12 | 2023-07-12 | Layer stranded optical fiber ribbon optical cable and butterfly-shaped lead-in optical cable with optical fiber ribbon |
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| CN117031660A true CN117031660A (en) | 2023-11-10 |
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| CN202311061634.3A Pending CN117031660A (en) | 2023-07-12 | 2023-07-12 | Butterfly-shaped lead-in optical cable with optical fiber ribbon and layer-stranded optical fiber ribbon optical cable |
| CN202310853016.6A Active CN116560026B (en) | 2023-07-12 | 2023-07-12 | Layer stranded optical fiber ribbon optical cable and butterfly-shaped lead-in optical cable with optical fiber ribbon |
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| CN202310853016.6A Active CN116560026B (en) | 2023-07-12 | 2023-07-12 | Layer stranded optical fiber ribbon optical cable and butterfly-shaped lead-in optical cable with optical fiber ribbon |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117849972A (en) * | 2024-03-05 | 2024-04-09 | 常熟虞通光电科技有限公司 | Corrugated butterfly-shaped lead-in optical cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117111245B (en) * | 2023-10-25 | 2023-12-22 | 江苏永鼎股份有限公司 | Flame-retardant optical fiber ribbon cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05173029A (en) * | 1991-12-24 | 1993-07-13 | Sumitomo Electric Ind Ltd | Method for manufacturing optical fiber unit |
| CN105467538B (en) * | 2014-06-26 | 2018-08-17 | 江苏华脉光电科技有限公司 | A kind of non-metallic optical fiber cables |
| JP2020194065A (en) * | 2019-05-28 | 2020-12-03 | 住友電気工業株式会社 | Optical fiber ribbon and optical fiber cable |
| CN211263901U (en) * | 2020-02-10 | 2020-08-14 | 苏州知遇光电科技有限公司 | Ribbon optical cable and cable with same |
| CN212569234U (en) * | 2020-08-05 | 2021-02-19 | 江苏长飞中利光纤光缆有限公司 | High-strength optical cable |
| CN112835162A (en) * | 2021-01-23 | 2021-05-25 | 常熟高通智能装备有限公司 | Optical fiber ribbon cable |
| CN113031182A (en) * | 2021-04-21 | 2021-06-25 | 国网湖北省电力有限公司鄂州供电公司 | Novel resistance to compression protection against rodents stings optical cable |
| CN113625404A (en) * | 2021-08-30 | 2021-11-09 | 江苏长飞中利光纤光缆有限公司 | Optical fiber ribbon optical cable easy to peel |
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2023
- 2023-07-12 CN CN202311061634.3A patent/CN117031660A/en active Pending
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117849972A (en) * | 2024-03-05 | 2024-04-09 | 常熟虞通光电科技有限公司 | Corrugated butterfly-shaped lead-in optical cable |
| CN117849972B (en) * | 2024-03-05 | 2024-05-07 | 常熟虞通光电科技有限公司 | Corrugated butterfly-shaped lead-in optical cable |
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| CN116560026B (en) | 2023-09-12 |
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