CN215375895U - Threaded optical cable reinforcing core - Google Patents
Threaded optical cable reinforcing core Download PDFInfo
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- CN215375895U CN215375895U CN202121842229.1U CN202121842229U CN215375895U CN 215375895 U CN215375895 U CN 215375895U CN 202121842229 U CN202121842229 U CN 202121842229U CN 215375895 U CN215375895 U CN 215375895U
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Abstract
The utility model discloses a thread optical cable reinforcing core, in particular to the technical field of optical cable structures, and the technical scheme is as follows: the composite material comprises an outer protective layer, an inner protective layer, a main reinforcing core component and an auxiliary reinforcing core component, wherein the inner protective layer is arranged inside the outer protective layer, the auxiliary reinforcing core component and the main reinforcing core component are arranged inside the inner protective layer, and the auxiliary reinforcing core component and the main reinforcing core component are arranged inside the outer protective layer, and the composite material has the beneficial effects that: the optical cable is protected by arranging the inner protective layer and the outer protective layer, the auxiliary reinforcing core is arranged between the inner protective layer and the outer protective layer, the optical fiber assembly in the inner protective layer can be protected at the first time of bending or stress of the optical cable, the main reinforcing core component and the protective pad are further arranged in the middle of the inner protective layer, the protective pad can reduce the abrasion of the loose tube in the use process, the service life of the optical cable is prolonged, and the main reinforcing core component can prevent the optical cable from being broken due to self weight or external stress.
Description
Technical Field
The utility model relates to the technical field of optical cable structures, in particular to a threaded optical cable reinforcing core.
Background
The optical cable is a communication line which is formed by a certain number of optical fibers into a cable core in a certain mode, is externally coated with a sheath, and is also coated with an outer protective layer for realizing optical signal transmission; the communication cable component uses one or more optical fibers arranged in a coating sheath as transmission media and can be used independently or in a group, in order to strengthen the strength of the optical cable, a reinforced core is required to be added into the optical cable, the basic structure of the optical cable generally consists of a cable core, a reinforced core, filler, a sheath and the like, in some special occasions, the reinforced core with higher strength is required to be used, therefore, the polyester yarn can be wound outside the existing reinforced core, and the spiral reinforced core is born; in addition, the optical cable has a waterproof layer, a buffer layer, an insulated metal wire and other components according to actual needs, plays an indispensable important role in the information construction process, suffers serious economic loss once damaged, brings inconvenience to work and life of people, and therefore certain measures are taken to protect the optical cable and enhance the improvement of the optical cable, and the stability and the reliability of a communication network are guaranteed.
The prior art has the following defects: the existing spiral reinforced core is generally only arranged at the most central position of the optical cable, all bearing stress is only supported by the reinforced core in the installation or transportation process, although the spiral reinforced core has good toughness, high strength and good bearing performance, the spiral reinforced core cannot have good protection effect on main parts of the optical cable arranged outside the reinforced core, and only can singly play a bearing role, so that the problem that the whole optical cable is broken due to the self weight or the external stress of the optical cable is solved, when the optical cable needs to be bent or knotted in the installation and transportation process, the optical cable cannot be broken, but the internal fragile optical fiber is easy to break, the effective protection effect cannot be achieved, and the optical cable is scrapped and economic loss is caused; the loose tubes wrapped with optical fibers in the optical cable are tightly attached to each other, and no effective abrasion-proof structural part exists, so that the loose tubes are easy to generate in the transportation or installation and use processes, and the service life of the optical cable is shortened due to abrasion.
Therefore, the utility model is necessary to develop a thread optical cable reinforced core.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a threaded optical cable reinforcing core, which aims to solve the problems that the conventional spiral reinforcing core is generally only provided with one reinforcing core at the most central position of an optical cable, all bearing stress is only supported by the reinforcing core in the installation or transportation process, although the spiral reinforcing core has good toughness, high strength and good bearing property, the spiral reinforcing core cannot have a good protection effect on main parts of the optical cable arranged outside the reinforcing core, and only can singly play a bearing role, so that the optical cable is prevented from being broken as the whole optical cable is broken due to the self weight or the external stress, and when the optical cable needs to be bent or knotted in the installation and transportation process, the optical cable cannot be broken, but the internal fragile optical fiber is easily broken, so that the effective protection effect cannot be achieved, and the optical cable is scrapped and the economic loss is caused; the loose tubes wrapped with optical fibers in the optical cable are tightly attached to each other, and have no effective wear-resistant structural part, so that the problem that the service life of the optical cable is reduced due to wear easily occurs in the transportation or installation and use processes.
In order to achieve the above purpose, the utility model provides the following technical scheme: a threaded optical cable reinforced core comprises an outer protection layer, an inner protection layer, a main reinforced core component and an auxiliary reinforced core component, wherein the inner protection layer is arranged inside the outer protection layer, the auxiliary reinforced core component and the main reinforced core component are arranged inside the inner protection layer, the auxiliary reinforced core component and the main reinforced core component are arranged inside the outer protection layer, the auxiliary reinforced core component comprises an auxiliary reinforced core, a water-proof layer is sleeved inside the outer protection layer, the inner protection layer is sleeved inside the water-proof layer, the auxiliary reinforced core is arranged inside the inner protection layer, the reinforced protection layer is sleeved on the inner wall of the inner protection layer, a loose tube and a main reinforced core component are arranged inside the reinforced protection layer, the main reinforced core component comprises a protection pad, a reinforced core layer, a first main reinforced core component and a second main reinforced core component, a concave surface is arranged on the periphery of the protection pad, and a first filling layer and a loose tube are arranged between the concave surface and the reinforced protection layer, the protective pad is internally provided with a reinforcing core layer, a second filling layer is formed between the protective pad and the reinforcing core layer, a first main reinforcing core piece and a second main reinforcing core piece are arranged inside the reinforcing core layer, the outer wall of the first main reinforcing core piece is tightly attached to the outer wall of the second main reinforcing core piece, and the first main reinforcing core piece is uniformly arranged around the second main reinforcing core piece in a surrounding mode.
Preferably, the outer surface of the inner wall of the outer protection layer is sleeved with a water-resisting layer, the outer surface of the inner wall of the water-resisting layer is sleeved with an inner protection layer, the outer protection layer and the water-resisting layer are in a ring shape with an internal hollow structure, and the outer protection layer and the inner protection layer are made of polyethylene materials.
Preferably, the auxiliary reinforcing cores are distributed in the inner protective layer in a surrounding mode, and the auxiliary reinforcing cores are formed by thread reinforcing cores formed by aramid fiber mixed resin.
Preferably, the loose tube comprises an optical fiber filling layer, the loose tube is an internal hollow tube made of polypropylene materials, optical fibers and optical fiber protection ointment are loosely arranged in the optical fiber filling layer, and a cable core filler mainly made of aramid fibers is filled in the first filling layer.
Preferably, the protection pad is provided with the concave surface on the outer wall all around, loose sleeve pipe one side outer wall is hugged closely to the concave surface, the protection pad comprises soft rubber materials, the cable core filler that mainly comprises aramid fiber silk is filled to two inside packings of filling layer.
Preferably, the first main reinforcing core member is provided with eight groups, the eight groups of the first main reinforcing core member are arranged on the outer surfaces of the side walls of the second main reinforcing core member in a surrounding manner, and the first main reinforcing core member and the second main reinforcing core member are thread reinforcing cores formed by aramid mixed resin.
The utility model has the beneficial effects that: the optical cable is protected by arranging the inner protective layer and the outer protective layer, and the auxiliary reinforcing core is arranged between the inner protective layer and the outer protective layer, so that the optical fiber assembly in the inner protective layer can be protected in the first time of bending or stressing of the optical cable, the optical fiber in the loose tube is prevented from being broken, and meanwhile, the toughness and the bearing strength of the whole optical cable are improved; still be equipped with main reinforced core spare and protection pad in the middle of the inner protective layer, be equipped with the concave surface on the protection pad lateral wall, the loose sleeve pipe that is equipped with optic fibre can imbed wherein with spacing each other, reduce the wearing and tearing of loose sleeve pipe each other in the use, the life of optical cable has been prolonged, main reinforced core spare is mainly the reinforced core that comprises aramid fiber mixed resin, its superhigh strength, high modulus, high temperature resistant, toughness is good, excellent performance such as light in weight, can be abundant satisfy the demand to the optical cable protection, prevent that the optical cable from leading to whole optical cable fracture because of self weight or outside atress.
Drawings
FIG. 1 is a front cross-sectional view provided by the present invention;
FIG. 2 is a side cross-sectional view provided by the present invention;
FIG. 3 is an enlarged view of the primary reinforcing core component structure provided by the present invention;
fig. 4 is an enlarged view of the structure of the secondary reinforcing core member provided by the present invention.
In the figure: the composite material comprises an outer protective layer 1, a water barrier layer 2, an inner protective layer 3, a secondary reinforcing core 4, a reinforcing protective layer 5, a first filling layer 6, a loose tube 7, a main reinforcing core component 8, a protective pad 9, a concave surface 10, a second filling layer 11, a reinforcing core layer 12, a first main reinforcing core component 13, a second main reinforcing core component 14, a secondary reinforcing core component 15 and an optical fiber filling layer 16.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Referring to the attached drawings 1-4, the threaded optical cable reinforced core provided by the utility model comprises an outer protection layer 1, an inner protection layer 3, a main core strengthening part 8 and an auxiliary core strengthening part 15, wherein the inner protection layer 3 is arranged inside the outer protection layer 1, the auxiliary core strengthening part 15 and the main core strengthening part 8 are arranged inside the inner protection layer 3, the auxiliary core strengthening part 15 and the main core strengthening part 8 are arranged inside the outer protection layer 1, the auxiliary core strengthening part 15 comprises the auxiliary core strengthening 4, the water-resisting layer 2 is sleeved inside the outer protection layer 1, the inner protection layer 3 is sleeved inside the water-resisting layer 2, the auxiliary core strengthening part 4 is arranged inside the inner protection layer 3, the reinforcing protection layer 5 is sleeved on the inner wall of the inner protection layer 3, a loose tube 7 and the main core strengthening part 8 are arranged inside the reinforcing protection layer 5, and the main core strengthening part 8 comprises a protection pad 9, a reinforcing core layer 12, a reinforcing core part 8 and a reinforcing core, The optical fiber protection structure comprises a first main reinforcing core piece 13 and a second main reinforcing core piece 14, wherein a concave surface 10 is arranged on the periphery of the outer part of a protection pad 9, a first filling layer 6 and a second loose tube 7 are arranged between the concave surface 10 and a reinforcing protection layer 5, a reinforcing core layer 12 is arranged in the protection pad 9, a second filling layer 11 is formed between the protection pad 9 and the reinforcing core layer 12, a first main reinforcing core piece 13 and a second main reinforcing core piece 14 are arranged in the reinforcing core layer 12, the outer wall of the first main reinforcing core piece 13 is tightly attached to the outer wall of the second main reinforcing core piece 14, the first main reinforcing core piece 13 is uniformly arranged around the periphery of the second main reinforcing core piece 14 in a surrounding mode, specifically, the second loose tube 7 is a hollow cylindrical pipe made of polypropylene, optical fibers and optical fiber ointment can be loosely arranged in the hollow cylindrical pipe, and the protective effect is achieved on the optical fibers;
furthermore, the outer surface of the inner wall of the outer protection layer 1 is sleeved with a water-resisting layer 2, the outer surface of the inner wall of the water-resisting layer 2 is sleeved with an inner protection layer 3, the outer protection layer 1 and the water-resisting layer 2 are in a ring shape with an internal hollow structure, the outer protection layer 1 and the inner protection layer 3 are made of polyethylene materials, specifically, the outer protection layer 1 and the inner protection layer 3 made of polyethylene materials are excellent in electrical insulation and good in chemical stability, the internal structure of the cable can be wrapped, a protection effect is achieved, and the water-resisting layer 2 can further achieve an effect of isolating water vapor;
further, the auxiliary reinforcing cores 4 are distributed inside the inner protective layer 3 in a surrounding mode, the auxiliary reinforcing cores 4 are formed by threaded reinforcing cores formed by aramid fiber mixed resin, specifically, the auxiliary reinforcing cores 4 can protect optical fiber components in the inner protective layer 2 in the first time when the optical cable is bent or stressed, the optical fibers in the loose tube 7 are prevented from being broken, and meanwhile, the toughness and the bearing strength of the whole optical cable are improved;
further, the loose tube 7 comprises an optical fiber filling layer 16, the loose tube 7 is an internal hollow tube made of polypropylene materials, optical fibers and optical fiber protection ointment are loosely arranged inside the optical fiber filling layer 16, a cable core filler mainly made of aramid fibers is filled inside the first filling layer 6, and particularly, the aramid fiber filler inside the first filling layer 6 can enhance the overall strength of the optical cable and protect the loose tube 7 from being damaged;
furthermore, concave surfaces 10 are arranged on the peripheral outer walls of the protection pad 9, the concave surfaces 10 are tightly attached to the outer wall of one side of the loose tube 7, the protection pad 9 is made of soft rubber materials, cable core fillers mainly made of aramid fibers are filled in the filling layer II 11, specifically, the concave surfaces 10 are arranged on the side wall of the protection pad 9, the loose tubes 7 provided with optical fibers can be embedded into the concave surfaces 10 at intervals, abrasion among the loose tubes 7 in the use process is reduced, and the service life of the optical cable is prolonged;
further, the first main reinforced core member 13 is provided with eight groups, eight groups the first main reinforced core member 13 encircles and sets up on the outer surface of the second main reinforced core member 14 side wall, the first main reinforced core member 13 and the second main reinforced core member 14 are the thread reinforced core that aramid fiber mixed resin constitutes, specifically, main reinforced core part 8 is mainly the reinforced core that comprises aramid fiber mixed resin, and its excellence performance such as superhigh strength, high modulus, high temperature resistant, toughness is good, light in weight can be abundant satisfy the demand to the cable protection, prevents that the cable from leading to whole cable fracture because of self weight or external stress.
The using process of the utility model is as follows: the optical cable is protected by arranging an outer protective layer 1 and an inner protective layer 3, a water-resisting layer 2 is arranged between the inner protective layer and the outer protective layer, and an auxiliary reinforcing core 4 is arranged between the inner protective layer and the outer protective layer, so that an optical fiber assembly in the inner protective layer 3 can be protected in the first time of bending or stressing of the optical cable, the optical fiber in a loose tube 7 is prevented from being broken, and meanwhile, the toughness and the bearing strength of the whole optical cable are improved; still be equipped with main reinforced core spare 8 and protection pad 9 in the middle of the inner protective layer 3, be equipped with concave surface 10 on the protection pad 9 lateral wall, the loose tube 7 that is equipped with optic fibre can be in the embedding concave surface 10 of mutual spaced, reduce the wearing and tearing each other of loose tube 7 in the use, the life of optical cable has been prolonged, the main reinforced core spare 13 and the main reinforced core spare two 14 of main reinforced core spare in 8 are mainly the reinforced core that comprises aramid fiber mixed resin, its superhigh strength, high modulus, high temperature resistant, toughness is good, excellent performance such as light in weight, can be abundant satisfy the demand to cable protection, prevent that the optical cable from leading to whole optical cable fracture because of self weight or outside atress.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.
Claims (6)
1. A threaded optical cable reinforced core comprises an outer protective layer (1), an inner protective layer (3), a main reinforced core component (8) and an auxiliary reinforced core component (15), wherein the inner protective layer (3) is arranged inside the outer protective layer (1), the auxiliary reinforced core component (15) and the main reinforced core component (8) are arranged inside the inner protective layer (3), and the threaded optical cable reinforced core is characterized in that: the outer protective layer (1) is internally provided with an auxiliary reinforcing core component (15) and a main reinforcing core component (8), the auxiliary reinforcing core component (15) comprises an auxiliary reinforcing core (4), the outer protective layer (1) is internally sleeved with a water-resisting layer (2), the water-resisting layer (2) is internally sleeved with an inner protective layer (3), the inner protective layer (3) is internally provided with the auxiliary reinforcing core (4), the inner protective layer (3) is sleeved with a reinforcing protective layer (5), the reinforcing protective layer (5) is internally provided with a loose tube (7) and a main reinforcing core component (8), the main reinforcing core component (8) comprises a protective pad (9), a reinforcing core layer (12), a first main reinforcing core component (13) and a second main reinforcing core component (14), a concave surface (10) is arranged around the outer part of the protective pad (9), and a first filling layer (6) and a loose tube (7) are arranged between the concave surface (10) and the reinforcing protective layer (5), protection pad (9) inside is equipped with strengthens sandwich layer (12), form filling layer two (11) between protection pad (9) and the enhancement sandwich layer (12), strengthen sandwich layer (12) inside and be equipped with main enhancement chipware (13) and main enhancement chipware two (14), main enhancement chipware one (13) outer wall is hugged closely main enhancement chipware two (14) outer walls, main enhancement chipware one (13) evenly encircle the setting and strengthen chipware two (14) all around at main.
2. A threaded optical cable strength member according to claim 1, wherein: outer protective layer (1) inner wall surface cup joints water barrier (2), water barrier (2) inner wall surface cup joints inner protective layer (3), outer protective layer (1) and water barrier (2) are inside hollow structure's annular shape, outer protective layer (1) and inner protective layer (3) comprise the polyethylene material.
3. A threaded optical cable strength member according to claim 1, wherein: the auxiliary reinforcing cores (4) are distributed inside the inner protective layer (3) in a surrounding mode, and the auxiliary reinforcing cores (4) are formed by thread reinforcing cores formed by aramid fiber mixed resin.
4. A threaded optical cable strength member according to claim 1, wherein: loose sleeve pipe (7) are including optic fibre filling layer (16), loose sleeve pipe (7) are the inside cavity pipe fitting that constitutes by the polypropylene materials, the inside loose optic fibre and the optic fibre protection oleamen that is provided with of optic fibre filling layer (16), the cable core filler that mainly constitutes by aramid fiber silk is filled to filling layer (6) inside.
5. A threaded optical cable strength member according to claim 1, wherein: the cable is characterized in that concave surfaces (10) are arranged on the outer walls of the periphery of the protection pad (9), the outer wall of one side of the loose tube (7) is tightly attached to the concave surfaces (10), the protection pad (9) is made of soft rubber materials, and cable core fillers mainly composed of aramid fibers are filled in the second filling layer (11).
6. A threaded optical cable strength member according to claim 1, wherein: the first main reinforcing core member (13) is provided with eight groups, the first main reinforcing core member (13) is arranged on the outer surface of the side wall of the second main reinforcing core member (14) in a surrounding mode, and the first main reinforcing core member (13) and the second main reinforcing core member (14) are thread reinforcing cores formed by aramid fiber mixed resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121842229.1U CN215375895U (en) | 2021-08-09 | 2021-08-09 | Threaded optical cable reinforcing core |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121842229.1U CN215375895U (en) | 2021-08-09 | 2021-08-09 | Threaded optical cable reinforcing core |
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| CN215375895U true CN215375895U (en) | 2021-12-31 |
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| CN202121842229.1U Active CN215375895U (en) | 2021-08-09 | 2021-08-09 | Threaded optical cable reinforcing core |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114325988A (en) * | 2022-01-25 | 2022-04-12 | 江苏田信塑料光纤有限公司 | Multi-core flame-retardant optical cable and manufacturing process thereof |
-
2021
- 2021-08-09 CN CN202121842229.1U patent/CN215375895U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114325988A (en) * | 2022-01-25 | 2022-04-12 | 江苏田信塑料光纤有限公司 | Multi-core flame-retardant optical cable and manufacturing process thereof |
| CN114325988B (en) * | 2022-01-25 | 2024-01-09 | 江苏田信塑料光纤有限公司 | Multi-core flame-retardant optical cable and manufacturing process thereof |
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