CN212060680U - Layer stranded optical cable with raised height - Google Patents
Layer stranded optical cable with raised height Download PDFInfo
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- CN212060680U CN212060680U CN202021065106.7U CN202021065106U CN212060680U CN 212060680 U CN212060680 U CN 212060680U CN 202021065106 U CN202021065106 U CN 202021065106U CN 212060680 U CN212060680 U CN 212060680U
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Abstract
The application belongs to the technical field of communication, and relates to a layer stranded optical cable with a raised height, which is provided with a cable core, a protective layer and a sheath layer and is characterized in that the cable core is composed of a central reinforcement part, a cushion layer, an extension part, a sleeve part and a first support part and a second support part, wherein the sleeve part is internally provided with a containing cavity, optical fibers are arranged in the containing cavity, one end of the extension part is connected to the cushion layer, the other end of the extension part is connected to the sleeve part, the first support part respectively extends to the left side and the right side of the extension part, and the extension part is; in any three continuous adjacent extension members, the second support member of the left extension member is attached to the first support member of the middle extension member, and the second support member of the middle extension member is attached to the first support member of the right extension member. This application has following main beneficial effect: the fiber core has the advantages of higher density, higher space utilization rate, smaller diameter, lower cost, less material consumption, less equipment requirement, less resource requirement and higher production speed.
Description
Technical Field
The utility model belongs to the technical field of cable and communication, especially, relate to a layer stranded optical cable of choosing height.
Background
Along with the rapid construction of the 5G network, the use amount of the optical cable is increasing day by day, and China is in a high demand stage as the country with the fastest construction, the earliest and the most network coverage of the 5G network; with 5G applications, the demand for foreign fiber optic cables is also rapidly increasing. The 5G network requires a large core number, high density optical cable; the skeleton-type optical cable is popular because the required optical fiber can be taken for the groove independently, but the skeleton diameter is large, the optical cable diameter is large, the cost is high and the cost is not economical when the core number is large; the layer-stranded optical cable is characterized in that a plurality of loose sleeves are stranded to form a cable core, polyester binding yarns are bound outside the cable core to fix the positions of the sleeves and prevent the sleeves from being scattered in the subsequent processes of turnover, production, use and the like; when a certain loose sleeve is taken, all polyester binding yarns need to be cut, and other unnecessary loose sleeves are also taken out due to untwisting, and after construction, twisting and binding are manually restored, so that the efficiency is low; on the other hand, as the number of the loose tubes increases, in order to make the loose tubes fit with the loose tubes, the diameter of the central reinforcing member increases continuously, which causes diameter increase, cost increase and cannot be overcome, for example, in a 1+6 structure, 6 indicates the number of the loose tubes, the following is analogized in sequence, the diameter of the central reinforcing member is 1 time of the diameter of the loose tube, and actually is slightly larger because the loose tubes are sometimes made into an upper tolerance; in the 1+12 structure, the diameter of the central reinforcing member is 2.8637 times of the diameter of the loose tube, and is actually slightly larger, and the increased diameter of the central reinforcing member means the increase of the cost; in order to achieve the corresponding structure, the cost can be actually lower; in addition, in the prior art, no matter the layer stranded optical cable or the skeleton optical cable is formed, the diameter and the structure cannot be changed once the layer stranded optical cable or the skeleton optical cable is formed, so that the flexibility and the universality are poor.
CN209765118U discloses a novel optical cable easy to branch for access network, which comprises an optical transmission unit and a bearing unit; the optical transmission unit comprises an optical fiber unit, the optical fiber unit is a colored optical fiber, and the optical fiber adopts SZ twisting and paying-off; the optical fiber unit is sleeved with a loose tube, fiber paste is filled between the loose tube and the optical fiber unit, an aramid yarn is arranged outside the loose tube, and the loose tube and the aramid yarn are extruded to wrap a low-smoke halogen-free resistance outer protective layer; the bearing unit comprises a central reinforcing piece, and a low-smoke halogen-free anti-external protective layer is extruded outside the central reinforcing piece; the light transmission unit is connected with the bearing unit through the hanging neck. When the optical cable is laid for the first time, reserving a plurality of idle optical transmission units for the optical cable, and integrally bonding the idle optical transmission units with the optical cable; when newly-increased or when changing current optical transmission line, tear the idle light transmission unit of hanging neck separation several according to the demand and be used for the construction, convenient and fast, the light transmission unit of separation is drawn by the aramid yarn, does not influence the normal use of this optical cable. The purpose of the presence of the hanging neck is to facilitate branching.
CN107561662A discloses a crotch-shaped indoor and outdoor dual-purpose optical cable and a manufacturing method thereof, the optical cable comprises a reinforcing member suspension wire and an outer sheath for covering the reinforcing member suspension wire, and is characterized in that 2-4 crotch-shaped suspension wires are arranged below the reinforcing member suspension wire at intervals along the radial direction, the outer end of each suspension wire is connected with a branch optical cable, the branch optical cable comprises a flame-retardant sheath, a tight-sleeved optical fiber is sleeved in the flame-retardant sheath, and the branch outer sheath is covered outside the flame-retardant sheath. The optical cable can be used in a self-supporting outdoor overhead manner, the crotch-shaped branched optical cable structure is quick in internal and external conversion, branching and connection are convenient, branched optical cables and tightly sleeved optical fibers thereof can directly enter the room for laying and use, and the rest branched optical cables which are not branched can continue to be laid in an outdoor overhead manner along the original circuit. The invention has simple and reasonable manufacture and processing, and the protective layer and the hanging strip are formed at one time, thereby not only having high processing efficiency, but also having good forming quality. The purpose is also to facilitate branching.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention discloses a layer stranded optical cable with raised height, which is realized by the following technical solution.
A high-rise layer-stranded optical cable comprises a cable core, a protective layer coated outside the cable core and a sheath layer positioned outside the protective layer, and is characterized in that the cable core consists of a central reinforcing part, a cushion layer coated outside the central reinforcing part, a plurality of extension parts, a plurality of sleeve parts, a plurality of first support parts and a plurality of second support parts, wherein a containing cavity is formed inside each sleeve part, optical fibers are arranged in the containing cavity, one end of each extension part is connected to the cushion layer, the other end of each extension part is connected to the sleeve part, the first support parts are positioned on the left sides of the extension parts and connected with the extension parts, the second support parts are positioned on the right sides of the extension parts and connected with the extension parts, the first support parts are opposite to the second support parts, and the extension parts are distributed outside the cushion layer; among any three continuous adjacent extension members, the second support member of the left extension member is attached to the first support member of the middle extension member, and the second support member of the middle extension member is attached to the first support member of the right extension member; all the first supporting parts and the second supporting parts are attached to form a circular cylindrical shape.
A high-rise layer-stranded optical cable comprises a cable core, a protective layer coated outside the cable core and a sheath layer positioned outside the protective layer, and is characterized in that the cable core consists of a central reinforcing part, a cushion layer coated outside the central reinforcing part, a plurality of extension parts, a plurality of sleeve parts, a plurality of first support parts and a plurality of second support parts, wherein a containing cavity is formed inside each sleeve part, optical fibers are arranged in the containing cavity, one end of each extension part is connected to the cushion layer, the other end of each extension part is connected to the sleeve part, the first support parts are positioned on the left sides of the extension parts and connected with the extension parts, the second support parts are positioned on the right sides of the extension parts and connected with the extension parts, the first support parts are opposite to the second support parts, and the extension parts are distributed outside the cushion layer; among any three continuous adjacent extension members, the second support member of the left extension member is attached to the first support member of the middle extension member, and the second support member of the middle extension member is attached to the first support member of the right extension member; all the first supporting parts and the second supporting parts are attached to form a circular cylindrical shape.
The elevated layer stranded optical cable is characterized in that the first supporting component and the second supporting component are staggered on two sides of the extending component; in any three continuous adjacent extension parts, the second support part of the left extension part is jointed with the left side wall of the middle extension part, and the first support part of the middle extension part is jointed with the right side wall of the left extension part; the second supporting component of the middle extending component is jointed with the left side wall of the right extending component, and the first supporting component of the right extending component is jointed with the right side wall of the middle extending component; all the first supporting parts and the joint parts of the first supporting parts and the extending parts form a first circular cylindrical body; all the second supporting parts and the parts attached to the extending parts form a second circular cylindrical shape.
The elevated layer stranded optical cable is characterized in that each extension part is only provided with a first support part or only a second support part; when only the first supporting component is arranged on each extending component, in any three extending components which are continuously adjacent, the first supporting component of the middle extending component is jointed with the right side wall of the left extending component, the first supporting component of the right extending component is jointed with the right side wall of the middle extending component, and all the first supporting components and the joint parts with the extending components form a first circular cylindrical shape; when only the second supporting component is arranged on each extending component, in any three extending components which are continuously adjacent, the second supporting component of the left extending component is jointed with the left side wall of the middle extending component, the second supporting component of the middle extending component is jointed with the left side wall of the right extending component, and all the second supporting components and the joint parts of the second supporting components and the extending components form a second circular cylindrical shape.
The elevated layer stranded optical cable is characterized in that plastic is coated on the central reinforcing part in an extrusion molding manner to form a cushion layer, and meanwhile, the extension part, the first support part, the second support part and the sleeve part are extruded; the optical fibers are placed into the receiving cavity during extrusion.
The layer stranded optical cable with the raised height is characterized in that the protective layer is not arranged, but the sheath layer is coated outside the cable core.
The elevated layer stranded optical cable is characterized by not comprising a protective layer and a sheath layer.
Further, an elevated layer stranded optical cable as described above, wherein adjacent sleeve members are circumscribed.
Further, the raised stranded optical cable is characterized in that the outermost edges of all the sleeve members are on the same cylindrical surface, and the axis of the cylindrical surface coincides with the axis of the central reinforcing member.
The elevated layer stranded optical cable is characterized in that the number of the extension parts is a positive integer greater than or equal to three.
The elevated layer stranded optical cable is characterized in that the number of the sleeve parts is a positive integer which is more than or equal to three.
The elevated layer stranded optical cable is characterized in that the number of the first supporting parts is a positive integer greater than or equal to three.
The raised layer stranded optical cable is characterized in that the number of the second supporting parts is a positive integer greater than or equal to three.
The raised layer stranded optical cable can also be provided with other multilayer protective layers outside the cable core.
The elevated layer-stranded optical cable is characterized in that the extension member has a groove depressed from the left or right side surface so that the loose tube can be torn.
The raised layer stranded optical cable is characterized in that the optical fiber can be replaced by an optical fiber ribbon, the optical fiber ribbon is provided with a plurality of optical fibers, and the loose sleeve is provided with a plurality of optical fiber ribbons; this results in a greater density of cores and a ribbon cable.
An elevated layer stranded optical cable as described above, wherein the optical fiber is further replaced by an electrical conductor, thereby forming the cable.
The raised layer stranded optical cable is characterized in that the material of the central reinforcing member is steel, aluminum, copper, alloy or glass fiber reinforced plastic.
The elevated layer stranded optical cable is characterized in that the cushion layer is made of plastic.
The elevated layer stranded optical cable is characterized in that the extension part is made of plastic.
The elevated layer stranded optical cable is characterized in that the first supporting component is made of plastic.
The elevated layer stranded optical cable is characterized in that the second supporting component is made of plastic.
The elevated layer stranded optical cable is characterized in that the sleeve part is made of plastic.
The elevated stranded optical cable is characterized in that the type of the optical fiber is G.652, G.653, G.654, G.655, G.656, G.657, A1a, A1b, A1c, A1d, OM1, OM2, OM3 or OM 4.
The elevated layer stranded optical cable is characterized in that the protective layer is made of plastic.
The elevated layer stranded optical cable is characterized in that the sheath layer is made of plastic.
The utility model discloses following main beneficial effect has: the fiber core has the advantages of higher density, higher space utilization rate, smaller diameter, lower cost, less material consumption, less equipment requirement, less resource requirement and higher production speed.
Drawings
Figure 1 is a schematic perspective view of a portion of a cable core according to the present application after being dissected.
Fig. 2 is an enlarged front view of fig. 1.
Fig. 3 is a schematic perspective view of a dissected segment of the example 1.
Fig. 4 is an enlarged cross-sectional view of fig. 3.
Fig. 5 is a schematic perspective view of a dissected segment of the example 2.
Fig. 6 is an enlarged cross-sectional view of fig. 5.
Figure 7 is a schematic cross-sectional view of a portion of a cable core according to example 3.
In order that those skilled in the art will more accurately and clearly understand and practice the present application, reference is now made to the following descriptions taken in conjunction with the accompanying drawings, in which: 1-central reinforcement, 2-bed course, 3-extension part, 41-first support part, 42-second support part, 5-sleeve part, 6-optical fiber, 7-protective layer, 8-restrictive coating, 51-holding chamber.
Detailed Description
Examples 1
Referring to fig. 1 to 4, a high-lift layer stranded optical cable includes a cable core, a protective layer 7 covering the cable core, and a sheath layer 8 covering the protective layer 7, wherein the cable core is composed of a central reinforcement 1, a cushion layer 2 covering the central reinforcement 1, twelve extension members 3, twelve sleeve members 5, twelve first support members 41, and twelve second support members 42, each sleeve member 5 has a receiving cavity 51 formed therein, the receiving cavity 51 has an optical fiber 6 therein, one end of the extension member 3 is connected to the cushion layer 2, the other end of the extension member 3 is connected to the sleeve member 5, the first support member 41 is located on the left side of the extension member 3 and connected to the extension member 3, the second support member 42 is located on the right side of the extension member 3 and connected to the extension member 3, the first support member 41 is opposite to the second support member 42, a plurality of extension members 3 are distributed outside the mat 2; among any three extending members 3 which are adjacent to each other continuously, the second supporting member of the left extending member is in contact with the first supporting member of the middle extending member, and the second supporting member of the middle extending member is in contact with the first supporting member of the right extending member; all the first supporting parts and the second supporting parts are attached to form a circular cylindrical shape.
EXAMPLES example 2
Referring to fig. 5 and 6, and fig. 1 to 4, a high-lift layer stranded optical cable includes a cable core, a protective layer 7 covering the cable core, and a sheath layer 8 covering the protective layer 7, wherein the cable core is composed of a central strength member 1, a pad layer 2 covering the central strength member 1, twenty-four extension members 3, twenty-four sleeve members 5, twenty-four first support members 41, and twenty-four second support members 42, a receiving cavity 51 is formed inside each sleeve member 5, an optical fiber 6 is disposed in the receiving cavity 51, one end of each extension member 3 is connected to the pad layer 2, the other end of each extension member 3 is connected to the sleeve member 5, the first support member 41 is located on the left side of the extension member 3 and connected to the extension member 3, the second support member 42 is located on the right side of the extension member 3 and connected to the extension member 3, the first support member 41 is located opposite to the second support member 42, a plurality of extension members 3 are distributed outside the mat 2; among any three extending members 3 which are adjacent to each other continuously, the second supporting member of the left extending member is in contact with the first supporting member of the middle extending member, and the second supporting member of the middle extending member is in contact with the first supporting member of the right extending member; all the first supporting parts and the second supporting parts are attached to form a circular cylindrical shape.
EXAMPLE 3
Referring to fig. 7 and fig. 1 to 6, an elevated layer-stranded optical cable is substantially the same as embodiment 1 or embodiment 2, except that: the first support member 41 and the second support member 42 are positionally displaced on both sides of the extension member 3; among any three continuous adjacent extension members 3, the second support member of the left extension member is in contact with the left side wall of the middle extension member, and the first support member of the middle extension member is in contact with the right side wall of the left extension member; the second supporting component of the middle extending component is jointed with the left side wall of the right extending component, and the first supporting component of the right extending component is jointed with the right side wall of the middle extending component; all the first supporting parts and the joint parts of the first supporting parts and the extending parts form a first circular cylindrical body; all the second supporting parts and the parts attached to the extending parts form a second circular cylindrical shape.
An elevated layer-stranded optical cable according to any of the above embodiments, wherein only the first support member or only the second support member is provided on each of the extension members; when only the first supporting component is arranged on each extending component, in any three extending components which are continuously adjacent, the first supporting component of the middle extending component is jointed with the right side wall of the left extending component, the first supporting component of the right extending component is jointed with the right side wall of the middle extending component, and all the first supporting components and the joint parts with the extending components form a first circular cylindrical shape; when only the second supporting component is arranged on each extending component, in any three extending components which are continuously adjacent, the second supporting component of the left extending component is jointed with the left side wall of the middle extending component, the second supporting component of the middle extending component is jointed with the left side wall of the right extending component, and all the second supporting components and the joint parts of the second supporting components and the extending components form a second circular cylindrical shape.
Further, the position of the first support member may be different on different extension members, and likewise, the position of the second support member may be different on different extension members.
The purpose of the support member in this application is to relatively fix the position of the extension member, and when it achieves the premise of positioning, the adjacent loose tubes may or may not be tangent; in this case, the loose tubes may be different or the same in size; in this case, the lengths of the extension members may be different, and preferably, the lengths of the adjacent extension members are different, and the diameters of the adjacent loose tubes are the same or different, so that the position of the loose tubes is misaligned, thereby more reasonably utilizing the size of the space.
In the present application, when the support member is not able to fix the position of the extension member, or when the support member is extremely absent, the position of all the loose tubes is fixed by the tangency of the adjacent loose tubes.
In the present application, the shape of the first support member is not limited to the shape shown in the drawings, and may be a linear shape, a rod shape, or the like, and similarly, the shape of the second support member is not limited to the shape shown in the drawings, and may be a linear shape, a rod shape, or the like, as long as the support and the fixation are achieved.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the central strength member is coated with plastic by extrusion to form a mat layer, and the extension member, the first support member, the second support member, and the jacket member are simultaneously extruded; the optical fibers are placed into the receiving cavity during extrusion.
The elevated layer stranded optical cable according to any one of the above embodiments is characterized in that the protective layer is not provided, but the sheath layer is coated outside the cable core.
The elevated layer stranded optical cable according to any one of the above embodiments is characterized by having no protective layer and no sheath layer.
Further, an elevated layer stranded optical cable as described above, wherein adjacent sleeve members are circumscribed.
Further, the raised stranded optical cable is characterized in that the outermost edges of all the sleeve members are on the same cylindrical surface, and the axis of the cylindrical surface coincides with the axis of the central reinforcing member.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the number of the extension members is a positive integer of three or more.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the number of the jacket members is a positive integer of three or more.
The elevated layer stranded optical cable according to any of the above embodiments is characterized in that the number of the first supporting members is a positive integer greater than or equal to three.
The raised layer stranded optical cable according to any one of the above embodiments is characterized in that the number of the second supporting members is a positive integer greater than or equal to three.
The raised layer-stranded optical cable according to any one of the above embodiments may further include other multi-layer protective layers outside the cable core.
An elevated layer-stranded optical cable according to any of the above embodiments, wherein the extension member has a groove recessed from the left or right side surface thereof so that the loose tube can be torn.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the optical fiber is replaced by an optical fiber ribbon, the optical fiber ribbon has a plurality of optical fibers therein, and the loose tube has a plurality of optical fiber ribbons therein; this results in a greater density of cores and a ribbon cable.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the optical fiber is further replaced by an electrical conductor, thereby forming the cable.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the material of the central strength member is steel or aluminum or copper or alloy or glass fiber reinforced plastic.
The elevated layer stranded optical cable according to any one of the above embodiments is characterized in that the cushion layer is made of plastic.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the material of the extension member is plastic.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the first support member is made of plastic.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the second supporting member is made of plastic.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the sleeve member is made of plastic.
An elevated stranded optical cable according to any of the above embodiments, wherein the type of the optical fiber is g.652, g.653, g.654, g.655, g.656, g.657, A1a, A1b, A1c, A1d, OM1, OM2, OM3, or OM 4.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the material of the protective layer is plastic.
An elevated layer stranded optical cable according to any of the above embodiments, wherein the material of the sheath layer is plastic.
In the application, due to the special structure of the cable core, the dislocation of the loose tube can be realized as long as the length of the extension part is proper, so that the space can be reasonably utilized, and the density of the fiber core is higher; as long as the support component can relatively fix the position of the extension component, namely the loose tube is not required to be tangent, the loose tube achieves the purpose of high rise due to the extension component, but the diameter of the overall cable core after high rise can be smaller than that in the prior art, so the cost is lower, and the material consumption is less; in the prior art, the conventional method is that the number of the large cores is increased by increasing the reinforcing pieces and the cushion layer, so that more loose tubes are realized. The cable core can be formed by one-step extrusion molding, and can be realized by only extrusion molding on a sheath extruder without a cabling machine, a related field, cabling machine operators, electric power, illumination and the like; the outer sheath or the outer protective layer can be produced on the sheath plastic extruding machine; in the prior art, more than 12 loose tubes need to be cabled and twisted twice, and the cable core can be produced only by one-time forming in the application; therefore, the process is saved and the production speed is higher.
The utility model discloses following main beneficial effect has: the fiber core has the advantages of higher density, higher space utilization rate, smaller diameter, lower cost, less material consumption, less equipment requirement, less resource requirement and higher production speed.
The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limitations of the present invention. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (9)
1. A layer stranded optical cable with a high degree of lifting is provided with a cable core, a protective layer (7) covering the cable core and a sheath layer (8) arranged outside the protective layer (7), and is characterized in that the cable core consists of a central reinforcing part (1), a cushion layer (2) covering the central reinforcing part (1), a plurality of extension parts (3), a plurality of sleeve parts (5), a plurality of first support parts (41) and a plurality of second support parts (42), wherein an accommodating cavity (51) is formed inside each sleeve part (5), optical fibers (6) are arranged in the accommodating cavity (51), one end of each extension part (3) is connected to the cushion layer (2), the other end of each extension part (3) is connected to the sleeve part (5), the first support part (41) is arranged on the left side of the extension part (3) and is connected with the extension part (3), the second support part (42) is arranged on the right side of the extension part (3) and is connected with the extension part (3), the first supporting part (41) is opposite to the second supporting part (42), and the plurality of extension parts (3) are distributed outside the cushion layer (2); among any three continuous adjacent extension members (3), the second support member of the left extension member is jointed with the first support member of the middle extension member, and the second support member of the middle extension member is jointed with the first support member of the right extension member; all the first supporting parts and the second supporting parts are attached to form a circular cylindrical shape.
2. The elevated layer-stranded optical cable according to claim 1, wherein: the first support member (41) and the second support member (42) are offset in position on both sides of the extension member (3); in any three continuous adjacent extension parts (3), the second support part of the left extension part is jointed with the left side wall of the middle extension part, and the first support part of the middle extension part is jointed with the right side wall of the left extension part; the second supporting component of the middle extending component is jointed with the left side wall of the right extending component, and the first supporting component of the right extending component is jointed with the right side wall of the middle extending component; all the first supporting parts and the joint parts of the first supporting parts and the extending parts form a first circular cylindrical body; all the second supporting parts and the parts attached to the extending parts form a second circular cylindrical shape.
3. An elevated layer stranded cable according to claim 1 or claim 2 wherein adjacent sleeve members are circumscribed.
4. An elevated stranded cable according to claim 1 or claim 2 wherein the outermost edges of all the jacket members are on the same cylindrical surface with the axis of the cylindrical surface coinciding with the axis of the central strength member.
5. The elevated layer-stranded optical cable according to claim 1 or claim 2, wherein the plurality is a positive integer of three or more.
6. An elevated layer stranded cable according to claim 1 or claim 2 wherein the material of the central strength member is steel or aluminium or copper or an alloy or glass fibre reinforced plastic.
7. An elevated layer stranded cable according to claim 1 or claim 2 wherein the material of the sleeve member is plastic.
8. An elevated stranded optical cable according to claim 1 or claim 2 wherein the optical fibre is of the type 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 OM1 or OM2 or OM3 or OM 4.
9. An elevated layer stranded cable according to claim 1 or claim 2 wherein the material of the backing layer is plastic.
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| CN202021065106.7U CN212060680U (en) | 2020-06-11 | 2020-06-11 | Layer stranded optical cable with raised height |
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| CN202021065106.7U CN212060680U (en) | 2020-06-11 | 2020-06-11 | Layer stranded optical cable with raised height |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112835162A (en) * | 2021-01-23 | 2021-05-25 | 常熟高通智能装备有限公司 | Optical fiber ribbon cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112835162A (en) * | 2021-01-23 | 2021-05-25 | 常熟高通智能装备有限公司 | Optical fiber ribbon cable |
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