CN114578500A - Ribbon optical cable capable of taking out ribbon from two sides - Google Patents

Ribbon optical cable capable of taking out ribbon from two sides Download PDF

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Publication number
CN114578500A
CN114578500A CN202210198772.5A CN202210198772A CN114578500A CN 114578500 A CN114578500 A CN 114578500A CN 202210198772 A CN202210198772 A CN 202210198772A CN 114578500 A CN114578500 A CN 114578500A
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CN
China
Prior art keywords
column
transverse
transverse column
optical fiber
communicating
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Granted
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CN202210198772.5A
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Chinese (zh)
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CN114578500B (en
Inventor
任建刚
吴杰
王喆
黄剑峰
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Changfei Photoelectric Cable Suzhou Co ltd
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Changfei Photoelectric Cable Suzhou Co ltd
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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
    • G02B6/4407—Optical cables with internal fluted support member
    • G02B6/4409—Optical cables with internal fluted support member for ribbons
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/443—Protective covering
    • G02B6/4432—Protective covering with fibre reinforcements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Communication Cables (AREA)

Abstract

The invention belongs to the technical field of optical cables, and discloses a ribbon optical cable capable of taking out ribbons from two sides, which comprises two optical fiber ribbons, two power transmission parts, a plurality of surrounding reinforcing parts, a cable core, a protective layer and an outer sheath, wherein the optical fiber ribbons are composed of a plurality of optical fibers arranged in rows and coating layers for coating all the optical fibers; the cable core is characterized by comprising a first side column, a first transverse column, a communicating transverse column, a second side column and a second transverse column, wherein the power transmission component, the optical fiber ribbon and a plurality of surrounding reinforcing parts are positioned in the cable core. The application has the following main beneficial technical effects: the cable forming equipment is not needed, the production speed is higher, the structure is updated and ingenious, the cost is lower, the space utilization rate is higher, and the inspection and the construction are easier.

Description

Ribbon optical cable capable of taking out ribbon from two sides
Technical Field
The invention belongs to the technical field of optical cables, and discloses a ribbon optical cable capable of taking out ribbons from two sides.
Background
The optical fiber ribbon cable is generally an optical fiber cable with a large number of cores, the application amount in a trunk network and an inter-city network is large, and operators purchase optical fiber ribbon cables with tens of millions of cores and kilometers every year.
CN114077023A discloses a protection against rodents optical cable has protection against rodents cable core, cladding outside the protection against rodents cable core protective layer, the outer jacket that is located outside the protective layer, its characterized in that: the ratproof cable core is in a convex hexagonal prism shape, all edges are on the same cylindrical surface, and the ratproof cable core is composed of a ratproof shell, a plurality of optical fiber ribbons, a first flat insulating wire and a second flat insulating wire; the ratproof shell has a special structure, a plurality of optical fiber ribbons are distributed in the central cavity of the ratproof shell in a staggered and stacked mode of adjacent layers, the first insulation flat wire is placed in the first accommodating cavity and the second accommodating cavity of the ratproof shell after being bent, and the second insulation flat wire is placed in the third accommodating cavity and the fourth accommodating cavity of the ratproof shell after being bent. It places the optic fibre area through parallelogram, has utilized the space more effectively, however, when the access network in reality, the optic fibre area is according to the demand access, need cut first to fourth parallel limit in its structure and just can take out the optic fibre area, and if not cut big opening, difficult accurately takes out, and cut into behind the big opening, relatively difficult repair, dust etc. get into easily, lean on the unstability of success performance.
In order to solve the technical problem, the structure is improved in the application, so that the optical fiber ribbon is more convenient to take and can be more suitable for actual use scenes.
Disclosure of Invention
In order to solve the problems, the invention aims to disclose a ribbon cable with double-sided tapes, which is realized by adopting the following technical scheme.
A ribbon optical cable capable of taking tapes from two sides comprises two optical fiber ribbons, two power transmission parts, a plurality of surrounding reinforcing parts, a cable core, a protective layer and an outer sheath, wherein the optical fiber ribbons are composed of a plurality of optical fibers arranged in rows and a coating layer for coating all the optical fibers, the protective layer is positioned outside the cable core, and the outer sheath is coated outside the protective layer; the cable core is characterized by comprising a first side column, a first transverse column, a communicating transverse column, a second side column and a second transverse column, wherein the first side column is a part of a circular cylinder, one end of the first transverse column is close to one end of the first side column, a first opening is formed between the first side column and the first transverse column, the other end of the first transverse column is connected to the inner wall of the first side column close to the other end, one end of the communicating transverse column is connected to the other end of the first side column, the other end of the communicating transverse column is not in contact with the other end of the first transverse column, the other end of the communicating transverse column is connected to the other end of the second side column, one end of the second transverse column is close to one end of the second side column, a second opening is formed between the second transverse column and the second transverse column, one end of the second transverse column is not in contact with one end of the communicating transverse column, the first transverse column, the communicating transverse column and the second transverse column are parallel, the outer edge of the first side column, the outer edge of one end of the first transverse column, the outer edge of the second side column and the outer edge of one end of the second transverse column are positioned on the same cylindrical surface, a first arch-shaped cavity is formed between the first side column and the first transverse column, a first straight groove is formed between the first transverse column and the communicating transverse column, a second straight groove is formed between the communicating transverse column and the second transverse column, a second arch-shaped cavity is formed between the second transverse column and the second transverse column, the first opening is communicated with the first arch-shaped cavity, and the second opening is communicated with the second arch-shaped cavity; the cross sections of the two power transmission components are arched, the first power transmission component is positioned in the first arched cavity, the plane part of the first power transmission component is contacted with the surface of the first cross post, the second power transmission component is positioned in the second arched cavity, and the plane part of the second power transmission component is contacted with the surface of the second cross post; the first optical fiber ribbon is positioned in the first straight groove, and the second optical fiber ribbon is positioned in the second straight groove; a plurality of perimeter stiffeners are positioned within the first and second side columns.
A ribbon optical cable with two side-accessible ribbons comprises two optical fiber ribbons, two power transmission components, a cable core, a protective layer and an outer sheath, wherein the optical fiber ribbons comprise a plurality of optical fibers arranged in rows and a coating layer for coating all the optical fibers, the protective layer is positioned outside the cable core, and the outer sheath is coated outside the protective layer; the cable core is characterized by comprising a first side column, a first transverse column, a communicating transverse column, a second side column and a second transverse column, wherein the first side column is a part of a circular cylinder, one end of the first transverse column is close to one end of the first side column, a first opening is formed between the first side column and the first side column, the other end of the first transverse column is connected to the inner wall of the other end of the first side column, one end of the communicating transverse column is connected to the other end of the first side column, the other end of the communicating transverse column is not in contact with the other end of the first transverse column, the other end of the communicating transverse column is connected to the other end of the second side column, the other end of the second transverse column is connected to the inner wall of the other end of the second side column, one end of the second transverse column is close to one end of the second side column, a second opening is formed between the first transverse column and the second side column, one end of the second transverse column is not in contact with one end of the communicating transverse column, the first transverse column, the communicating transverse column and the second transverse column are parallel to each other, the outer edge of the first side column, the outer edge of one end of the first transverse column, the outer edge of the second side column and the outer edge of one end of the second transverse column are positioned on the same cylindrical surface, a first arch-shaped cavity is formed between the first side column and the first transverse column, a first straight groove is formed between the first transverse column and the communicating transverse column, a second straight groove is formed between the communicating transverse column and the second transverse column, a second arch-shaped cavity is formed between the second transverse column and the second transverse column, the first opening is communicated with the first arch-shaped cavity, and the second opening is communicated with the second arch-shaped cavity; the cross sections of the two power transmission components are both in an arc shape, the first power transmission component is positioned in the first arc-shaped cavity, the plane part of the first power transmission component is contacted with the surface of the first transverse column, the second power transmission component is positioned in the second arc-shaped cavity, and the plane part of the second power transmission component is contacted with the surface of the second transverse column; a first optical fiber ribbon is positioned in the first straight groove and a second optical fiber ribbon is positioned in the second straight groove.
A ribbon optical cable with tapes taken from two sides comprises four optical fiber ribbons, two power transmission parts, a cable core, a protective layer and an outer sheath, wherein the optical fiber ribbons are composed of a plurality of optical fibers arranged in rows and a coating layer for coating all the optical fibers, the protective layer is positioned outside the cable core, and the outer sheath is coated outside the protective layer; the cable core is characterized by comprising a first side column, a first transverse column, a third transverse column, a communicating transverse column, a second side column, a second transverse column and a fourth transverse column, wherein the first side column is a part of a circular cylinder, one end of the first transverse column is connected with one end of the first side column, the other end of the first transverse column is connected with the inner wall, close to the other end, of the first side column, one end of the third transverse column is close to and not in contact with one end of the first transverse column, the other end of the third transverse column is connected with the inner wall, close to the other end, of the first side column, one end of the communicating transverse column is connected with the other end of the first side column, the other end of the communicating transverse column is not in contact with one end of the third transverse column, the other end of the communicating transverse column is connected with the other end of the second side column, the other end of the second transverse column is connected with the inner wall, close to the other end, of the second transverse column is connected with one end of the second side column, one end of the second transverse column is not contacted with one end of the fourth transverse column, the other end of the fourth transverse column is connected to the inner wall of the second side column, which is closer to the other end, one end of the fourth transverse column is not contacted with one end of the communicating transverse column, the first transverse column, the third transverse column, the communicating transverse column, the second transverse column and the fourth transverse column are parallel, the outer edge of the first side column, the outer edge of one end of the first transverse column, the outer edge of one end of the third transverse column, the outer edge of the second side column, the outer edge of one end of the second transverse column and the outer edge of one end of the fourth transverse column are arranged on the same cylindrical surface, a first arch-shaped cavity is formed between the first side column and the first transverse column, a first straight groove is formed between the first transverse column and the third transverse column, a third straight groove is formed between the third transverse column and the communicating transverse column, a fourth straight groove is formed between the communicating transverse column and the fourth transverse column, and a second straight groove is formed between the fourth transverse column and the second transverse column, a second arch cavity is formed between the second transverse column and the second side column; the cross sections of the two power transmission components are both in an arc shape, the first power transmission component is positioned in the first arc-shaped cavity, the plane part of the first power transmission component is contacted with the surface of the first transverse column, the second power transmission component is positioned in the second arc-shaped cavity, and the plane part of the second power transmission component is contacted with the surface of the second transverse column; the first optical fiber ribbon is positioned in the first straight groove, the second optical fiber ribbon is positioned in the second straight groove, the third optical fiber ribbon is positioned in the third straight groove, and the fourth optical fiber ribbon is positioned in the fourth straight groove.
A ribbon optical cable with tapes taken from two sides comprises four optical fiber ribbons, two power transmission parts, a cable core, a protective layer and an outer sheath, wherein the optical fiber ribbons are composed of a plurality of optical fibers arranged in rows and a coating layer for coating all the optical fibers, the protective layer is positioned outside the cable core, and the outer sheath is coated outside the protective layer; the cable core is characterized by comprising a first side column, a first transverse column, a third transverse column, a communicating transverse column, a second side column, a second transverse column and a fourth transverse column, wherein the first side column is a part of a circular cylinder, one end of the first transverse column is close to but not in contact with one end of the first side column, a first opening is formed between the first side column and the first side column, the other end of the first transverse column is connected to the inner wall of the first side column close to the other end, one end of the third transverse column is close to and not in contact with one end of the first transverse column, the other end of the third transverse column is connected to the inner wall of the first side column close to the other end, one end of the communicating transverse column is connected to the other end of the first side column, the other end of the communicating transverse column is not in contact with one end of the third transverse column, the other end of the communicating transverse column is connected to the other end of the second side column, and the other end of the second transverse column is connected to the inner wall of the second side column close to the other end, one end of the second transverse column is close to but not in contact with one end of the second side column, a second opening is formed between the first transverse column and the second side column, one end of the second transverse column is not in contact with one end of the fourth transverse column, the other end of the fourth transverse column is connected to the inner wall, close to the other end, of the second side column, one end of the fourth transverse column is not in contact with one end of the communicating transverse column, the first transverse column, the third transverse column, the communicating transverse column, the second transverse column and the fourth transverse column are parallel, the outer edge of the first side column, the outer edge of one end of the first transverse column, the outer edge of one end of the third transverse column, the outer edge of the second side column, the outer edge of one end of the second transverse column and the outer edge of one end of the fourth transverse column are on the same cylindrical surface, a first arch-shaped cavity is formed between the first side column and the first transverse column, a first straight groove is formed between the first transverse column and the third transverse column, and a third straight groove is formed between the third transverse column and the communicating transverse column, a fourth straight groove is formed between the communicating transverse column and the fourth transverse column, a second straight groove is formed between the fourth transverse column and the second transverse column, a second arch cavity is formed between the second transverse column and the second side column, the first opening is communicated with the first arch cavity, and the second opening is communicated with the second arch cavity; the cross sections of the two power transmission components are both in an arc shape, the first power transmission component is positioned in the first arc-shaped cavity, the plane part of the first power transmission component is contacted with the surface of the first transverse column, the second power transmission component is positioned in the second arc-shaped cavity, and the plane part of the second power transmission component is contacted with the surface of the second transverse column; the first optical fiber ribbon is positioned in the first straight groove, the second optical fiber ribbon is positioned in the second straight groove, the third optical fiber ribbon is positioned in the third straight groove, and the fourth optical fiber ribbon is positioned in the fourth straight groove.
A ribbon optical cable with tapes taken from two sides comprises four optical fiber ribbons, two power transmission parts, a plurality of surrounding reinforcing parts, a cable core, a protective layer and an outer sheath, wherein the optical fiber ribbons are composed of a plurality of optical fibers arranged in rows and a coating layer for coating all the optical fibers, the protective layer is positioned outside the cable core, and the outer sheath is coated outside the protective layer; the cable core is characterized by comprising a first side column, a first transverse column, a third transverse column, a communicating transverse column, a second side column, a second transverse column and a fourth transverse column, wherein the first side column is a part of a circular cylinder, one end of the first transverse column is connected with one end of the first side column, the other end of the first transverse column is connected with the inner wall, close to the other end, of the first side column, one end of the third transverse column is close to and not in contact with one end of the first transverse column, the other end of the third transverse column is connected with the inner wall, close to the other end, of the first side column, one end of the communicating transverse column is connected with the other end of the first side column, the other end of the communicating transverse column is not in contact with one end of the third transverse column, the other end of the communicating transverse column is connected with the other end of the second side column, the other end of the second transverse column is connected with the inner wall, close to the other end, of the second transverse column is connected with one end of the second side column, one end of the second transverse column is not contacted with one end of the fourth transverse column, the other end of the fourth transverse column is connected to the inner wall of the second side column, which is closer to the other end, one end of the fourth transverse column is not contacted with one end of the communicating transverse column, the first transverse column, the third transverse column, the communicating transverse column, the second transverse column and the fourth transverse column are parallel, the outer edge of the first side column, the outer edge of one end of the first transverse column, the outer edge of one end of the third transverse column, the outer edge of the second side column, the outer edge of one end of the second transverse column and the outer edge of one end of the fourth transverse column are arranged on the same cylindrical surface, a first arch-shaped cavity is formed between the first side column and the first transverse column, a first straight groove is formed between the first transverse column and the third transverse column, a third straight groove is formed between the third transverse column and the communicating transverse column, a fourth straight groove is formed between the communicating transverse column and the fourth transverse column, and a second straight groove is formed between the fourth transverse column and the second transverse column, a second arch cavity is formed between the second transverse column and the second side column; the cross sections of the two power transmission components are both in an arc shape, the first power transmission component is positioned in the first arc-shaped cavity, the plane part of the first power transmission component is contacted with the surface of the first transverse column, the second power transmission component is positioned in the second arc-shaped cavity, and the plane part of the second power transmission component is contacted with the surface of the second transverse column; the first optical fiber ribbon is positioned in the first straight groove, the second optical fiber ribbon is positioned in the second straight groove, the third optical fiber ribbon is positioned in the third straight groove, and the fourth optical fiber ribbon is positioned in the fourth straight groove; a plurality of perimeter stiffeners located within the first and second side columns; the third transverse column is close to one end of the third transverse column in the first straight flute, a first raised blocking column is arranged on the surface of the third transverse column, the first optical fiber ribbon is located between the first blocking column and the first lateral column, a second raised blocking column is arranged on the surface of the fourth transverse column, close to one end of the fourth transverse column, in the third straight flute, the third optical fiber ribbon is located between the second blocking column and the first lateral column, a third raised blocking column is arranged on the surface of the communicating transverse column, close to the other end of the communicating transverse column, in the fourth straight flute, the fourth optical fiber ribbon is located between the third blocking column and the second lateral column, a fourth raised blocking column is arranged on the surface of the second transverse column, close to the other end of the second transverse column, in the second straight flute, and the second optical fiber ribbon is located between the fourth blocking column and the second lateral column.
A ribbon optical cable capable of taking tapes from two sides is provided with any cable core and the corresponding optical fiber ribbon, power transmission component and peripheral reinforcement; all cable cores are distributed outside the central reinforcing part, all cable cores are coated by the protective layer, and the protective layer is coated by the outer sheath.
The ribbon cable capable of being taken out from two sides is characterized in that the cable core is of an integral structure, preferably plastic or metal, and is formed by extruding plastic or casting.
The ribbon-shaped optical cable with the double-side accessible ribbon is characterized in that the power transmission component is composed of a conductor or composed of a conductor and an insulating layer covering the conductor.
The ribbon cable with the double-side ribbons is characterized in that the protective layer is made of steel strips, aluminum strips, water-blocking strips, non-woven fabrics or polyester strips.
The ribbon optical cable with the ribbons taken from both sides is characterized in that the central reinforcing piece can be a steel wire, a copper wire, an aluminum wire, an iron wire or a lead wire, and is free of glass fiber reinforced plastics or aramid yarns.
The ribbon optical cable capable of taking out ribbons from two sides is characterized in that the peripheral reinforcing piece can be a steel wire, a copper wire, an aluminum wire, an iron wire or a lead wire, and glass fiber-free reinforced plastic or aramid yarn is not used.
The ribbon cable capable of taking out ribbons from two sides is characterized in that the blocking column and the cable core are of an integrated structure, and the material of the blocking column is the same as that of the cable core.
The application has the following main beneficial technical effects: the cable forming equipment is not needed, the production speed is higher, the structure is updated and ingenious, the cost is lower, the space utilization rate is higher, and the inspection and the construction are easier.
Drawings
Fig. 1 is a schematic perspective view of a dissected segment of the example 1.
Fig. 2 is an enlarged cross-sectional structure diagram of fig. 1.
Figure 3 is a schematic perspective view of the cable core used in figure 1 after being dissected.
Fig. 4 is an enlarged cross-sectional structure of fig. 3.
Figure 5 is a schematic perspective view of the cable core used in example 2 after dissection.
Fig. 6 is an enlarged cross-sectional view of fig. 5.
Fig. 7 is a schematic perspective view of fig. 5 with internal components removed.
Fig. 8 is an enlarged cross-sectional view of fig. 7.
Fig. 9 is a schematic perspective view of a dissected segment of the example 3.
Fig. 10 is an enlarged cross-sectional view of fig. 9.
Figure 11 is a schematic perspective view of the cable core used in figure 9 with internal components removed.
Fig. 12 is an enlarged cross-sectional view of fig. 11.
Figure 13 is a schematic cross-sectional view of a cable core used in example 4 with internal components removed.
FIG. 14 is a schematic perspective view of a segment of the anatomy according to example 5.
Fig. 15 is an enlarged cross-sectional view of fig. 14.
Fig. 16 is a schematic cross-sectional structure of embodiment example 6.
In the figure: 1-optical fiber ribbon, 2-power transmission component, 3-peripheral reinforcement, 4-cable core, 5-protective layer, 6-outer sheath, 11-optical fiber, 12-coating layer, 31-central reinforcement, 41-first arc cavity, 42-second arc cavity, 43-communicating transverse column, 44-blocking column, 410-first opening, 411-first side column, 412-first transverse column, 413-first straight groove, 414-third transverse column, 415-third straight groove, 420-second opening, 421-second side column, 422-second transverse column, 423-second straight groove, 424-fourth transverse column, 425-fourth straight groove.
Detailed Description
Examples 1
Referring to fig. 1 to 4 and fig. 5 to 8, a ribbon cable with double-side accessible ribbons includes two optical fiber ribbons 1, two power transmission components 2, a plurality of peripheral reinforcements 3, a cable core 4, a protective layer 5, and an outer jacket 6, where the optical fiber ribbons 1 include a plurality of optical fibers 11 arranged in rows and a coating layer 12 coating all the optical fibers 11, the protective layer 5 is located outside the cable core 4, and the outer jacket 6 is coated outside the protective layer 5; the cable core 4 is characterized by comprising a first side column 411, a first transverse column 412, a communicating transverse column 43, a second side column 421 and a second transverse column 422, wherein the first side column 411 is a part of a circular cylinder, one end of the first transverse column 412 is close to one end of the first side column 411, a first opening 410 is formed between the first side column and the first side column 411, the other end of the first transverse column 412 is connected to the inner wall of the first side column 411 close to the other end, one end of the communicating transverse column 43 is connected to the other end of the first side column 411, the other end of the communicating transverse column 43 is not in contact with the other end of the first transverse column 412, the other end of the communicating transverse column 43 is connected to the other end of the second side column 421, the other end of the second transverse column 422 is connected to the inner wall of the second side column 421 close to the other end, a second opening 420 is formed between one end of the second transverse column 422 and one end of the second side column 421, and one end of the communicating transverse column 43 are not in contact, the first cross column 412, the communicating cross column 43 and the second cross column 422 are parallel, the outer edge of the first side column 411, the outer edge of one end of the first cross column 412, the outer edge of the second side column 421 and the outer edge of one end of the second cross column 422 are on the same cylindrical surface, a first arch cavity 41 is formed between the first side column 411 and the first cross column 412, a first straight groove 413 is formed between the first cross column 412 and the communicating cross column 43, a second straight groove 423 is formed between the communicating cross column 43 and the second cross column 422, a second arch cavity 42 is formed between the second cross column 422 and the second side column 421, the first opening 410 is communicated with the first arch cavity 41, and the second opening 420 is communicated with the second arch cavity 42;
the cross-sections of both power transmission components 2 are arcuate, the first power transmission component 2 being located in a first arcuate cavity 41, the planar portion of the first power transmission component 2 being in contact with the surface of the first cross-post 412, the second power transmission component 2 being located in a second arcuate cavity 42, the planar portion of the second power transmission component 2 being in contact with the surface of the second cross-post 422; the first optical fiber ribbon 1 is positioned in the first straight groove 413, and the second optical fiber ribbon 1 is positioned in the second straight groove 423; a plurality of perimeter stiffeners 3 are located within the first side column 411 and the second side column 421.
EXAMPLES example 2
Referring to fig. 5 to 8 and fig. 1 to 4, a ribbon cable with two side ribbons includes two optical fiber ribbons 1, two power transmission components 2, a cable core 4, a protective layer 5, and an outer sheath 6, where the optical fiber ribbons 1 include a plurality of optical fibers 11 arranged in rows and a coating layer 12 coating all the optical fibers 11, the protective layer 5 is located outside the cable core 4, and the outer sheath 6 is coated outside the protective layer 5; the cable core 4 is characterized by comprising a first side column 411, a first transverse column 412, a communicating transverse column 43, a second side column 421 and a second transverse column 422, wherein the first side column 411 is a part of a circular cylinder, one end of the first transverse column 412 is close to one end of the first side column 411, a first opening 410 is formed between the first side column and the first side column 411, the other end of the first transverse column 412 is connected to the inner wall of the first side column 411 close to the other end, one end of the communicating transverse column 43 is connected to the other end of the first side column 411, the other end of the communicating transverse column 43 is not in contact with the other end of the first transverse column 412, the other end of the communicating transverse column 43 is connected to the other end of the second side column 421, the other end of the second transverse column 422 is connected to the inner wall of the second side column 421 close to the other end, a second opening 420 is formed between one end of the second transverse column 422 and one end of the second side column 421, and one end of the communicating transverse column 43 are not in contact, the first cross column 412, the communicating cross column 43 and the second cross column 422 are parallel, the outer edge of the first side column 411, the outer edge of one end of the first cross column 412, the outer edge of the second side column 421 and the outer edge of one end of the second cross column 422 are on the same cylindrical surface, a first arch cavity 41 is formed between the first side column 411 and the first cross column 412, a first straight groove 413 is formed between the first cross column 412 and the communicating cross column 43, a second straight groove 423 is formed between the communicating cross column 43 and the second cross column 422, a second arch cavity 42 is formed between the second cross column 422 and the second side column 421, the first opening 410 is communicated with the first arch cavity 41, and the second opening 420 is communicated with the second arch cavity 42;
the cross-sections of both power transmission components 2 are arcuate, the first power transmission component 2 being located in a first arcuate cavity 41, the planar portion of the first power transmission component 2 being in contact with the surface of the first cross-post 412, the second power transmission component 2 being located in a second arcuate cavity 42, the planar portion of the second power transmission component 2 being in contact with the surface of the second cross-post 422; the first optical fiber ribbon 1 is located in the first straight groove 413, and the second optical fiber ribbon 1 is located in the second straight groove 423.
EXAMPLE 3
Referring to fig. 9 to 12 and fig. 1 to 8, a ribbon cable with double-sided tapes includes four optical fiber ribbons 1, two power transmission components 2, a cable core 4, a protective layer 5, and an outer sheath 6, where the optical fiber ribbons 1 include a plurality of optical fibers 11 arranged in rows and a coating layer 12 coating all the optical fibers 11, the protective layer 5 is located outside the cable core 4, and the outer sheath 6 is coated outside the protective layer 5; the cable core 4 is characterized in that the cable core 4 is composed of a first side column 411, a first side column 412, a third side column 414, a communication side column 43, a second side column 421, a second side column 422 and a fourth side column 424, the first side column 411 is a part of a circular cylinder, one end of the first side column 412 is connected with one end of the first side column 411, the other end of the first side column 412 is connected on the inner wall of the first side column 411 close to the other end, one end of the third side column 414 is close to and does not contact with one end of the first side column 412, the other end of the third side column 414 is connected on the inner wall of the first side column 411 close to the other end, one end of the communication side column 43 is connected on the other end of the first side column 411, the other end of the communication side column 43 is not in contact with one end of the third side column 414, the other end of the communication side column 43 is connected with the other end of the second side column 421, the other end of the second side column 422 is connected on the inner wall of the second side column 421 close to the other end of the second side column 421, one end of the second cross pillar 422 is connected with one end of the second side pillar 421, one end of the second cross pillar 422 is not in contact with one end of the fourth cross pillar 424, the other end of the fourth cross pillar 424 is connected with the inner wall of the second side pillar 421, which is closer to the other end, one end of the fourth cross pillar 424 is not in contact with one end of the communication cross pillar 43, the first cross pillar 412, the third cross pillar 414, the communication cross pillar 43, the second cross pillar 422 and the fourth cross pillar 424 are parallel, the outer edge of the first side pillar 411, the outer edge of one end of the first cross pillar 412, the outer edge of one end of the third cross pillar 414, the outer edge of the second side pillar 421, the outer edge of one end of the second cross pillar 422 and the outer edge of one end of the fourth cross pillar 424 are all on the same cylindrical surface, a first arch cavity 41 is formed between the first side pillar 411 and the first cross pillar 412, a first straight groove 413 is formed between the first cross pillar 412 and the third cross pillar 414, a third straight groove 415 is formed between the third cross pillar 414 and the communication cross pillar 43, a fourth straight groove 425 is formed between the communication transverse column 43 and the fourth transverse column 424, a second straight groove 423 is formed between the fourth transverse column 424 and the second transverse column 422, and a second arch cavity 42 is formed between the second transverse column 422 and the second side column 421;
the cross-sections of both power transmission components 2 are arcuate, the first power transmission component 2 being located in a first arcuate cavity 41, the planar portion of the first power transmission component 2 being in contact with the surface of the first cross-post 412, the second power transmission component 2 being located in a second arcuate cavity 42, the planar portion of the second power transmission component 2 being in contact with the surface of the second cross-post 422; a first optical fiber ribbon 1 is located in the first straight groove 413, a second optical fiber ribbon 1 is located in the second straight groove 423, a third optical fiber ribbon 1 is located in the third straight groove 415, and a fourth optical fiber ribbon 1 is located in the fourth straight groove 425.
EXAMPLE 4
Referring to fig. 13 and fig. 1 to 12, a ribbon cable with two side tapes, which includes four optical fiber ribbons 1, two power transmission components 2, a cable core 4, a protective layer 5, and an outer sheath 6, where the optical fiber ribbons 1 include a plurality of optical fibers 11 arranged in rows and a coating layer 12 covering all the optical fibers 11, the protective layer 5 is located outside the cable core 4, and the outer sheath 6 covers the protective layer 5; the cable core 4 is characterized in that the cable core 4 is composed of a first side column 411, a first side column 412, a third side column 414, a communicating side column 43, a second side column 421, a second side column 422 and a fourth side column 424, the first side column 411 is a part of a circular cylinder, one end of the first side column 412 is close to but not in contact with one end of the first side column 411, a first opening 410 is formed between the first side column and the first side column, the other end of the first side column 412 is connected to the inner wall of the first side column 411 close to the other end, one end of the third side column 414 is close to and not in contact with one end of the first side column 412, the other end of the third side column 414 is connected to the inner wall of the first side column 411 close to the other end, one end of the communicating side column 43 is connected to the other end of the first side column 411, the other end of the communicating side column 43 is not in contact with one end of the third side column 414, the other end of the communicating side column 43 is connected to the other end of the second side column 421, the other end of the second cross pillar 422 is connected to the inner wall of the second side pillar 421 near the other end, one end of the second cross pillar 422 is close to but not in contact with one end of the second side pillar 421 and a second opening 420 is formed therebetween, one end of the second cross pillar 422 is not in contact with one end of the fourth cross pillar 424, the other end of the fourth cross pillar 424 is connected to the inner wall of the second side pillar 421 near the other end, one end of the fourth cross pillar 424 is not in contact with one end of the communicating cross pillar 43, the first cross pillar 412, the third cross pillar 414, the communicating cross pillar 43, the second cross pillar 422 and the fourth cross pillar 424 are parallel, the outer edge of the first side pillar 411, the outer edge of one end of the first cross pillar 412, the outer edge of one end of the third cross pillar 414, the outer edge of the second side pillar 421, the outer edge of one end of the second cross pillar 422 and the outer edge of one end of the fourth cross pillar 424 are all on the same cylindrical surface, a first bow 41 is formed between the first side pillar 411 and the first cross pillar 412, a first straight groove 413 is formed between the first cross column 412 and the third cross column 414, a third straight groove 415 is formed between the third cross column 414 and the communication cross column 43, a fourth straight groove 425 is formed between the communication cross column 43 and the fourth cross column 424, a second straight groove 423 is formed between the fourth cross column 424 and the second cross column 422, a second arch cavity 42 is formed between the second cross column 422 and the second side column 421, the first opening 410 is communicated with the first arch cavity 41, and the second opening 420 is communicated with the second arch cavity 42;
the cross-sections of both power transmission components 2 are arcuate, the first power transmission component 2 being located in a first arcuate cavity 41, the planar portion of the first power transmission component 2 being in contact with the surface of the first cross-post 412, the second power transmission component 2 being located in a second arcuate cavity 42, the planar portion of the second power transmission component 2 being in contact with the surface of the second cross-post 422; a first optical fiber ribbon 1 is located in the first straight groove 413, a second optical fiber ribbon 1 is located in the second straight groove 423, a third optical fiber ribbon 1 is located in the third straight groove 415, and a fourth optical fiber ribbon 1 is located in the fourth straight groove 425.
EXAMPLE 5
Referring to fig. 14 to 15 and fig. 1 to 13, a ribbon cable with two side tapes includes four optical fiber ribbons 1, two power transmission components 2, a plurality of peripheral reinforcements 3, a cable core 4, a protective layer 5, and an outer sheath 6, where the optical fiber ribbons 1 include a plurality of optical fibers 11 arranged in rows and a coating layer 12 coating all the optical fibers 11, the protective layer 5 is located outside the cable core 4, and the outer sheath 6 is coated outside the protective layer 5; the cable core 4 is characterized in that the cable core 4 is composed of a first side column 411, a first side column 412, a third side column 414, a communication side column 43, a second side column 421, a second side column 422 and a fourth side column 424, the first side column 411 is a part of a circular cylinder, one end of the first side column 412 is connected with one end of the first side column 411, the other end of the first side column 412 is connected on the inner wall of the first side column 411 close to the other end, one end of the third side column 414 is close to and does not contact with one end of the first side column 412, the other end of the third side column 414 is connected on the inner wall of the first side column 411 close to the other end, one end of the communication side column 43 is connected on the other end of the first side column 411, the other end of the communication side column 43 is not in contact with one end of the third side column 414, the other end of the communication side column 43 is connected with the other end of the second side column 421, the other end of the second side column 422 is connected on the inner wall of the second side column 421 close to the other end of the second side column 421, one end of the second cross pillar 422 is connected with one end of the second side pillar 421, one end of the second cross pillar 422 is not in contact with one end of the fourth cross pillar 424, the other end of the fourth cross pillar 424 is connected with the inner wall of the second side pillar 421, which is closer to the other end, one end of the fourth cross pillar 424 is not in contact with one end of the communication cross pillar 43, the first cross pillar 412, the third cross pillar 414, the communication cross pillar 43, the second cross pillar 422 and the fourth cross pillar 424 are parallel, the outer edge of the first side pillar 411, the outer edge of one end of the first cross pillar 412, the outer edge of one end of the third cross pillar 414, the outer edge of the second side pillar 421, the outer edge of one end of the second cross pillar 422 and the outer edge of one end of the fourth cross pillar 424 are all on the same cylindrical surface, a first arch cavity 41 is formed between the first side pillar 411 and the first cross pillar 412, a first straight groove 413 is formed between the first cross pillar 412 and the third cross pillar 414, a third straight groove 415 is formed between the third cross pillar 414 and the communication cross pillar 43, a fourth straight groove 425 is formed between the communicating transverse column 43 and the fourth transverse column 424, a second straight groove 423 is formed between the fourth transverse column 424 and the second transverse column 422, and a second arch cavity 42 is formed between the second transverse column 422 and the second side column 421;
the cross-sections of both power transmission components 2 are arcuate, the first power transmission component 2 being located in a first arcuate cavity 41, the planar portion of the first power transmission component 2 being in contact with the surface of the first cross-post 412, the second power transmission component 2 being located in a second arcuate cavity 42, the planar portion of the second power transmission component 2 being in contact with the surface of the second cross-post 422; a first optical fiber ribbon 1 is positioned in the first straight groove 413, a second optical fiber ribbon 1 is positioned in the second straight groove 423, a third optical fiber ribbon 1 is positioned in the third straight groove 415, and a fourth optical fiber ribbon 1 is positioned in the fourth straight groove 425; a plurality of perimeter reinforcements 3 are positioned inside the first side column 411 and the second side column 421; a first raised blocking column 44 is arranged on the surface of the third transverse column 414 close to one end of the third transverse column 414 in the first straight groove 413, a first optical fiber ribbon 1 is positioned between the first blocking column 44 and the first side column 411, a second raised blocking column 44 is arranged on the surface of the fourth transverse column 424 close to one end of the fourth transverse column 424 in the third straight groove 415, a third optical fiber ribbon 1 is positioned between the second blocking column 44 and the first side column 411, a third raised blocking column 44 is arranged on the surface of the communicating transverse column 43 close to the other end of the communicating transverse column 43 in the fourth straight groove 425, a fourth optical fiber ribbon 1 is positioned between the third blocking column 44 and the second side column 421, a fourth raised blocking column 44 is arranged on the surface of the second transverse column 422 close to the other end of the second transverse column 422 in the second straight groove 423, and a second optical fiber ribbon 1 is positioned between the fourth blocking column 44 and the second side column 421.
The blocking column can limit the optical fiber ribbon in the corresponding straight groove, and the optical fiber ribbon can be taken out or put in after the transverse column is pulled up and down.
EXAMPLE 6
Referring to fig. 16, and to fig. 1-15, a double-side-accessible ribbon cable having any of cable cores of examples 1-5 and corresponding optical fiber ribbons, power transmission components, and surrounding strength members (if necessary); all cable cores are distributed outside the central reinforcing member 31, all cable cores are covered by the protective layer 5, and the protective layer is covered by the outer sheath 6.
The cable core described in this application is of unitary construction, preferably plastic or metal, formed by extrusion or casting.
The optical fiber ribbon in this application is the optical fiber ribbon specified in the telecommunications industry standard YD/T981.
The power transmission member in the present application is composed of a conductor, or a conductor and an insulating layer covering the conductor.
The material of the protective layer in this application is a steel or aluminum tape or a water-blocking tape or a non-woven fabric or a polyester tape.
The central reinforcement in this application can be steel wire or copper wire or aluminium wire or iron wire or lead wire do not have glass fiber reinforced plastics or aramid yarn.
The surrounding reinforcement in this application can be steel wire or copper wire or aluminium wire or iron wire or lead wire no glass fibre reinforced plastics or aramid yarn.
The blocking column and the cable core are of an integrated structure, and the materials of the blocking column and the cable core are the same.
This application optical fiber ribbon can follow the left and right both sides of cable core and conveniently take out and go into with the side, and it is fairly convenient to put the worker and inspect, and cable core accessible extrusion molding forms for production speed does not need the stranding equipment, from cable core to sheath, compares prior art, and speed improves more than 2.5 times, and does not need the stranding equipment.
Therefore, the application has the following main beneficial technical effects: the cable forming equipment is not needed, the production speed is higher, the structure is updated and ingenious, the cost is lower, the space utilization rate is higher, and the inspection and the construction are easier.
The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limiting the present invention. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.

Claims (10)

1. A ribbon optical cable with two side tapes comprises two optical fiber ribbons (1), two power transmission components (2), a plurality of peripheral reinforcements (3), a cable core (4), a protective layer (5) and an outer sheath (6), wherein the optical fiber ribbons (1) are composed of a plurality of optical fibers (11) arranged in rows and coating layers (12) coating all the optical fibers (11), the protective layer (5) is positioned outside the cable core (4), and the outer sheath (6) is coated outside the protective layer (5); the cable core (4) is characterized by comprising a first side column (411), a first transverse column (412), a communicating transverse column (43), a second side column (421) and a second transverse column (422), wherein the first side column (411) is a part of a circular cylinder, one end of the first transverse column (412) is close to one end of the first side column (411) and a first opening (41 (0) is formed between the first side column and the second side column, the other end of the first transverse column (412) is connected to the inner wall of the other end of the first side column (411), one end of the communicating transverse column (43) is connected to the other end of the first side column (411), the other end of the communicating transverse column (43) is not in contact with the other end of the first transverse column (412), the other end of the communicating transverse column (43) is connected to the other end of the second side column (421), the other end of the second transverse column (422) is connected to the inner wall of the other end of the second side column (421), one end of the second transverse column (422) is close to one end of the second side column (421), and the second transverse column (422) is close to the other end of the second side column (421) and the second transverse column (421) is formed between the first side column and the second transverse column (422) and the second transverse column) is close to the other end of the second transverse column An opening (42) (0)), one end of a second transverse column (422) is not contacted with one end of a communicating transverse column (43), a first transverse column (412), the communicating transverse column (43) and the second transverse column (422) are parallel, the outer edge of a first side column (411), the outer edge of one end of the first transverse column (412), the outer edge of a second side column (421) and the outer edge of one end of the second transverse column (422) are positioned on the same cylindrical surface, a first arch-shaped cavity (41) is formed between the first side column (411) and the first transverse column (412), a first straight groove (413) is formed between the first transverse column (412) and the communicating transverse column (43), a second straight groove (423) is formed between the communicating transverse column (43) and the second transverse column (422), a second arch-shaped cavity (42) is formed between the second transverse column (422) and the second transverse column (421), and the first opening (41 (0) is communicated with the first arch-shaped cavity (41), the second opening (42 (0)) is in communication with the second arcuate cavity (42); the cross-sections of both power transmission components (2) are arched, the first power transmission component (2) is positioned in a first arched cavity (41), the planar part of the first power transmission component (2) is in contact with the surface of a first cross-post (412), the second power transmission component (2) is positioned in a second arched cavity (42), and the planar part of the second power transmission component (2) is in contact with the surface of a second cross-post (422); the first optical fiber ribbon (1) is positioned in the first straight groove (413), and the second optical fiber ribbon (1) is positioned in the second straight groove (423); a plurality of perimeter reinforcements (3) are positioned within the first side column (411) and the second side column (421).
2. A ribbon optical cable with two side tapes comprises two optical fiber ribbons (1), two power transmission components (2), a cable core (4), a protective layer (5) and an outer sheath (6), wherein the optical fiber ribbons (1) are composed of a plurality of optical fibers (11) arranged in rows and coating layers (12) coating all the optical fibers (11), the protective layer (5) is positioned outside the cable core (4), and the outer sheath (6) is coated outside the protective layer (5); the cable core (4) is characterized by comprising a first side column (411), a first transverse column (412), a communicating transverse column (43), a second side column (421) and a second transverse column (422), wherein the first side column (411) is a part of a circular cylinder, one end of the first transverse column (412) is close to one end of the first side column (411) and a first opening (41 (0) is formed between the first side column and the first side column, the other end of the first transverse column (412) is connected to the inner wall of the first side column (411) and the other end of the first side column, one end of the communicating transverse column (43) is connected to the other end of the first side column (411), the other end of the communicating transverse column (43) is not in contact with the other end of the first transverse column (412), the other end of the communicating transverse column (43) is connected to the other end of the second side column (421), the other end of the second transverse column (422) is connected to the inner wall of the second side column (421), and one end of the second transverse column (422) is close to the second side column (421) and the second opening is formed between the second transverse column and the second transverse column (422) and the other end of the first side column An opening (42) (0)), one end of a second transverse column (422) is not contacted with one end of a communicating transverse column (43), a first transverse column (412), the communicating transverse column (43) and the second transverse column (422) are parallel, the outer edge of a first side column (411), the outer edge of one end of the first transverse column (412), the outer edge of a second side column (421) and the outer edge of one end of the second transverse column (422) are positioned on the same cylindrical surface, a first arch-shaped cavity (41) is formed between the first side column (411) and the first transverse column (412), a first straight groove (413) is formed between the first transverse column (412) and the communicating transverse column (43), a second straight groove (423) is formed between the communicating transverse column (43) and the second transverse column (422), a second arch-shaped cavity (42) is formed between the second transverse column (422) and the second transverse column (421), and the first opening (41 (0) is communicated with the first arch-shaped cavity (41), the second opening (42 (0)) is in communication with the second arcuate cavity (42); the cross-sections of both power transmission elements (2) are bow-shaped, the first power transmission element (2) is located in a first bow-shaped cavity (41), the planar portion of the first power transmission element (2) is in contact with the surface of the first cross post (412), the second power transmission element (2) is located in a second bow-shaped cavity (42), the planar portion of the second power transmission element (2) is in contact with the surface of the second cross post (422); a first optical fiber ribbon (1) is positioned in the first straight groove (413), and a second optical fiber ribbon (1) is positioned in the second straight groove (423).
3. A ribbon optical cable with tapes taken from two sides is provided with four optical fiber ribbons (1), two power transmission parts (2), a cable core (4), a protective layer (5) and an outer sheath (6), wherein the optical fiber ribbons (1) are composed of a plurality of optical fibers (11) arranged in rows and coating layers (12) coating all the optical fibers (11), the protective layer (5) is positioned outside the cable core (4), and the outer sheath (6) is coated outside the protective layer (5); the cable core (4) is characterized by comprising a first side column (411), a first transverse column (412), a third transverse column (414), a communicating transverse column (43), a second side column (421), a second transverse column (422) and a fourth transverse column (424), wherein the first side column (411) is a part of a circular cylinder, one end of the first transverse column (412) is connected with one end of the first side column (411), the other end of the first transverse column (412) is connected to the inner wall, close to the other end, of the first side column (411), one end of the third transverse column (414) is close to and does not contact with one end of the first transverse column (412), the other end of the third transverse column (414) is connected to the inner wall, close to the other end, of the first side column (411), one end of the communicating transverse column (43) is connected to the other end of the first side column (411), and the other end of the communicating transverse column (43) is not in contact with one end of the third transverse column (414), the other end of the communicating transverse column (43) is connected with the other end of the second side column (421), the other end of the second transverse column (422) is connected with the inner wall, close to the other end, of the second side column (421), one end of the second transverse column (422) is connected with one end of the second side column (421), one end of the second transverse column (422) is not in contact with one end of the fourth transverse column (424), the other end of the fourth transverse column (424) is connected with the inner wall, close to the other end, of the second side column (421), one end of the fourth transverse column (424) is not in contact with one end of the communicating transverse column (43), the first transverse column (412), the third transverse column (414), the communicating transverse column (43), the second transverse column (422) and the fourth transverse column (424) are parallel, the outer edge of the first side column (411), the outer edge of the first transverse column (412), the outer edge of the third transverse column (414), the outer edge of one end of the second side column (421), The outer edge of one end of the second transverse column (422) and the outer edge of one end of the fourth transverse column (424) are positioned on the same cylindrical surface, a first arch-shaped cavity (41) is formed between the first side column (411) and the first transverse column (412), a first straight groove (413) is formed between the first transverse column (412) and the third transverse column (414), a third straight groove (415) is formed between the third transverse column (414) and the communicating transverse column (43), a fourth straight groove (425) is formed between the communicating transverse column (43) and the fourth transverse column (424), a second straight groove (423) is formed between the fourth transverse column (424) and the second transverse column (422), and a second arch-shaped cavity (42) is formed between the second transverse column (422) and the second side column (421); the cross-sections of both power transmission components (2) are arched, the first power transmission component (2) is positioned in a first arched cavity (41), the planar part of the first power transmission component (2) is in contact with the surface of a first cross-post (412), the second power transmission component (2) is positioned in a second arched cavity (42), and the planar part of the second power transmission component (2) is in contact with the surface of a second cross-post (422); the first optical fiber ribbon (1) is positioned in the first straight groove (413), the second optical fiber ribbon (1) is positioned in the second straight groove (423), the third optical fiber ribbon (1) is positioned in the third straight groove (415), and the fourth optical fiber ribbon (1) is positioned in the fourth straight groove (425).
4. A ribbon optical cable with tapes taken from two sides is provided with four optical fiber ribbons (1), two power transmission parts (2), a cable core (4), a protective layer (5) and an outer sheath (6), wherein the optical fiber ribbons (1) are composed of a plurality of optical fibers (11) arranged in rows and coating layers (12) coating all the optical fibers (11), the protective layer (5) is positioned outside the cable core (4), and the outer sheath (6) is coated outside the protective layer (5); the cable core (4) is characterized by comprising a first side column (411), a first transverse column (412), a third transverse column (414), a communication transverse column (43), a second side column (421), a second transverse column (422) and a fourth transverse column (424), wherein the first side column (411) is a part of a circular cylinder, one end of the first transverse column (412) is close to but not in contact with one end of the first side column (411), a first opening (41 (0)) is formed between the first side column and the first side column, the other end of the first transverse column (412) is connected to the inner wall of the first side column (411) close to the other end, one end of the third transverse column (414) is close to and not in contact with one end of the first transverse column (412), the other end of the third transverse column (414) is connected to the inner wall of the first side column (411) close to the other end, one end of the communication transverse column (43) is connected to the other end of the first side column, and the other end of the communication transverse column (43) is not in contact with one end of the third transverse column (414), the other end of the communicating transverse column (43) is connected with the other end of the second side column (421), the other end of the second transverse column (422) is connected with the inner wall of the second side column (421) close to the other end, one end of the second transverse column (422) is close to but not in contact with one end of the second side column (421), a second opening (42) (0) is formed between the one end of the second transverse column (422) and one end of the fourth transverse column (424), the other end of the fourth transverse column (424) is connected with the inner wall of the second side column (421) close to the other end, one end of the fourth transverse column (424) is not in contact with one end of the communicating transverse column (43), the first transverse column (412), the third transverse column (414), the communicating transverse column (43), the second transverse column (422) and the fourth transverse column (424) are parallel, the outer edge of the first side column (411), the outer edge of one end of the first transverse column (412), the outer edge of the second transverse column (422), the second transverse column (422) and the second transverse column (424) are parallel, The outer edge of one end of the third transverse column (414), the outer edge of the second side column (421), the outer edge of one end of the second transverse column (422) and the outer edge of one end of the fourth transverse column (424) are positioned on the same cylindrical surface, a first arch cavity (41) is formed between the first side column (411) and the first cross column (412), a first straight groove (413) is formed between the first cross column (412) and the third cross column (414), a third straight groove (415) is formed between the third cross column (414) and the communication cross column (43), a fourth straight groove (425) is formed between the communication cross column (43) and the fourth cross column (424), a second straight groove (423) is formed between the fourth cross column (424) and the second cross column (422), a second arch cavity (42) is formed between the second cross column (422) and the second side column (421), the first opening (41 (0)) is communicated with the first arch cavity (41), and the second opening (42) (0)) is communicated with the second arch cavity (42); the cross-sections of both power transmission components (2) are arched, the first power transmission component (2) is positioned in a first arched cavity (41), the planar part of the first power transmission component (2) is in contact with the surface of a first cross-post (412), the second power transmission component (2) is positioned in a second arched cavity (42), and the planar part of the second power transmission component (2) is in contact with the surface of a second cross-post (422); the first optical fiber ribbon (1) is positioned in the first straight groove (413), the second optical fiber ribbon (1) is positioned in the second straight groove (423), the third optical fiber ribbon (1) is positioned in the third straight groove (415), and the fourth optical fiber ribbon (1) is positioned in the fourth straight groove (425).
5. A ribbon optical cable with tapes taken from two sides is provided with four optical fiber ribbons (1), two power transmission parts (2), a plurality of surrounding reinforcements (3), a cable core (4), a protective layer (5) and an outer sheath (6), wherein the optical fiber ribbons (1) are composed of a plurality of optical fibers (11) arranged in rows and coating layers (12) coating all the optical fibers (11), the protective layer (5) is positioned outside the cable core (4), and the outer sheath (6) is coated outside the protective layer (5); the cable core (4) is characterized by comprising a first side column (411), a first transverse column (412), a third transverse column (414), a communicating transverse column (43), a second side column (421), a second transverse column (422) and a fourth transverse column (424), wherein the first side column (411) is a part of a circular cylinder, one end of the first transverse column (412) is connected with one end of the first side column (411), the other end of the first transverse column (412) is connected to the inner wall, close to the other end, of the first side column (411), one end of the third transverse column (414) is close to and does not contact with one end of the first transverse column (412), the other end of the third transverse column (414) is connected to the inner wall, close to the other end, of the first side column (411), one end of the communicating transverse column (43) is connected to the other end of the first side column (411), and the other end of the communicating transverse column (43) is not in contact with one end of the third transverse column (414), the other end of the communicating transverse column (43) is connected with the other end of the second side column (421), the other end of the second transverse column (422) is connected with the inner wall, close to the other end, of the second side column (421), one end of the second transverse column (422) is connected with one end of the second side column (421), one end of the second transverse column (422) is not in contact with one end of the fourth transverse column (424), the other end of the fourth transverse column (424) is connected with the inner wall, close to the other end, of the second side column (421), one end of the fourth transverse column (424) is not in contact with one end of the communicating transverse column (43), the first transverse column (412), the third transverse column (414), the communicating transverse column (43), the second transverse column (422) and the fourth transverse column (424) are parallel, the outer edge of the first side column (411), the outer edge of the first transverse column (412), the outer edge of the third transverse column (414), the outer edge of one end of the second side column (421), The outer edge of one end of the second transverse column (422) and the outer edge of one end of the fourth transverse column (424) are located on the same cylindrical surface, a first arch-shaped cavity (41) is formed between the first side column (411) and the first transverse column (412), a first straight groove (413) is formed between the first transverse column (412) and the third transverse column (414), a third straight groove (415) is formed between the third transverse column (414) and the communicating transverse column (43), a fourth straight groove (425) is formed between the communicating transverse column (43) and the fourth transverse column (424), a second straight groove (423) is formed between the fourth transverse column (424) and the second transverse column (422), and a second arch-shaped cavity (42) is formed between the second transverse column (422) and the second side column (421); the cross-sections of both power transmission components (2) are arched, the first power transmission component (2) is positioned in a first arched cavity (41), the planar part of the first power transmission component (2) is in contact with the surface of a first cross-post (412), the second power transmission component (2) is positioned in a second arched cavity (42), and the planar part of the second power transmission component (2) is in contact with the surface of a second cross-post (422); a first optical fiber ribbon (1) is positioned in the first straight groove (413), a second optical fiber ribbon (1) is positioned in the second straight groove (423), a third optical fiber ribbon (1) is positioned in the third straight groove (415), and a fourth optical fiber ribbon (1) is positioned in the fourth straight groove (425); a plurality of perimeter reinforcements (3) are positioned within the first side column (411) and the second side column (421); a raised first blocking column (44) is arranged on the surface of a third transverse column (414) close to one end of the third transverse column (414) in a first straight groove (413), a first optical fiber ribbon (1) is positioned between the first blocking column (44) and a first side column (411), a raised second blocking column (44) is arranged on the surface of a fourth transverse column (424) close to one end of a fourth transverse column (424) in a third straight groove (415), a third optical fiber ribbon (1) is positioned between the second blocking column (44) and a first side column (411), a raised third blocking column (44) is arranged on the surface of a communicating transverse column (43) close to the other end of the communicating transverse column (43) in a fourth straight groove (423), a fourth optical fiber ribbon (1) is positioned between the third blocking column (44) and a second side column (421), and a raised fourth blocking column (44) is arranged on the surface of a second transverse column (422) close to the other end of the second transverse column (422) in the second straight groove (423), a second fiber optic ribbon (1) is disposed between the fourth barrier post (44) and the second side post (421).
6. The optical fiber ribbon cable with double side belts as claimed in claim 5, wherein the blocking post and the cable core are of an integral structure, and the material is the same as that of the cable core.
7. A double-sided ribbonized optical fiber cable according to claim 6 wherein the core is of unitary construction and the core material is plastic or metal.
8. A double-sided ribbonized fiber optic ribbon cable as claimed in claim 7 wherein the power transmission components are comprised of conductors or conductors and insulation covering the conductors.
9. A double-sided tapeable optical fiber ribbon according to claim 8, wherein the material of the protective layer is a steel tape or an aluminum tape or a water-blocking tape or a non-woven fabric or a polyester tape.
10. A double-side-accessible ribbon cable having a cable core as claimed in any one of claims 1 to 9 and corresponding optical fiber ribbons, power transmission components, surrounding strength members; all cable cores are distributed outside the central reinforcing piece (31), the protective layer (5) covers all cable cores, and the outer sheath (6) covers the protective layer.
CN202210198772.5A 2022-03-02 2022-03-02 Ribbon optical cable capable of taking out ribbon from two sides Active CN114578500B (en)

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CN116609903A (en) * 2023-07-17 2023-08-18 江苏永鼎股份有限公司 Optical fiber ribbon cable with plug-in unit
CN117849973A (en) * 2024-03-07 2024-04-09 常熟高通智能装备有限公司 Optical fiber ribbon cable and photoelectric composite optical fiber ribbon cable

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CN114077023A (en) * 2021-12-03 2022-02-22 江苏长飞中利光纤光缆有限公司 Rat-proof optical cable
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