CN210199374U - Reinforced flat optical fiber cable - Google Patents
Reinforced flat optical fiber cable Download PDFInfo
- Publication number
- CN210199374U CN210199374U CN201921199271.9U CN201921199271U CN210199374U CN 210199374 U CN210199374 U CN 210199374U CN 201921199271 U CN201921199271 U CN 201921199271U CN 210199374 U CN210199374 U CN 210199374U
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- Prior art keywords
- layer
- reinforcing plate
- pbt loose
- water
- side wall
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 29
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 49
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 239000004698 Polyethylene Substances 0.000 claims description 17
- -1 polyethylene Polymers 0.000 claims description 17
- 229920000573 polyethylene Polymers 0.000 claims description 17
- 239000002131 composite material Substances 0.000 claims description 14
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- 239000006071 cream Substances 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000002146 bilateral effect Effects 0.000 claims description 8
- 229920000728 polyester Polymers 0.000 claims description 7
- 239000004519 grease Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 abstract description 16
- 238000005452 bending Methods 0.000 abstract description 6
- 230000002787 reinforcement Effects 0.000 abstract description 6
- 239000002674 ointment Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002411 adverse Effects 0.000 abstract 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 6
- 235000011613 Pinus brutia Nutrition 0.000 description 6
- 241000018646 Pinus brutia Species 0.000 description 6
- 238000005728 strengthening Methods 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000013308 plastic optical fiber Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a reinforced flat optical fiber cable, which comprises a protective belt and a PBT loose tube, wherein a first water-blocking paste layer is filled between the protective belt and the PBT loose tube, steel wire reinforcements are symmetrically and uniformly inserted in the first water-blocking paste layer, a first reinforcing plate is symmetrically inserted in the first water-blocking paste layer from top to bottom, a second reinforcing plate is inserted between the inner side wall of a rectangular frame and the inner side wall of the PBT loose tube, an ointment layer is filled in the inner cavity of the PBT loose tube, and phosphating steel wires are symmetrically inserted in the ointment layer from top to bottom, the utility model adopts a double-layer reinforcing structure through the structures of the protective belt, the PBT loose tube, the steel wire reinforcements, the phosphating steel wires, the first reinforcing plate and the second reinforcing plate, thereby greatly improving the strength of the optical cable, meanwhile, the bending of the optical cable is limited by the structures of the first reinforcing plate, the second reinforcing plate and the cylindrical block, so that the optical cable cannot be bent excessively at a small angle to cause adverse effects on the optical fiber.
Description
Technical Field
The utility model relates to an optical fiber cable technical field specifically is a strenghthened type platykurtic optical fiber cable.
Background
An optical fibre cable is a telecommunications cable consisting of two or more glass or plastic optical fibre cores, which are located in a protective covering, covered by a plastic PVC outer sleeve, the optical fiber has the advantages of wide frequency band, low loss, light weight, high fidelity, strong interference resistance, reliable working performance and lower cost, the optical fiber cable is generally a round optical cable or a flat optical cable, and a layer of reinforcing structure is arranged in the optical fiber cable, while for the flat optical cable, since it can only be bent in two directions, when the constructor inadvertently bends it at a small angle, the internal protection structure is easy to be damaged, even the work of the internal optical fiber is influenced, such problems could be solved if an optical fiber cable having higher strength and avoiding small-angle bending could be designed, and for this purpose, we propose a reinforced flat optical fiber cable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a strenghthened type platykurtic fiber optic cable to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flat optical fiber cable of strenghthened type, includes boundary belt and PBT pine sleeve pipe, and PBT pine sleeve pipe is located the inside of boundary belt, it has first cream layer that blocks water to fill between boundary belt and the PBT pine sleeve pipe, the even steel wire reinforcement that has pegged graft of the inside bilateral symmetry on first cream layer that blocks water, the even fixed mounting of bilateral symmetry has first reinforcing plate in the inside on first cream layer that blocks water, PBT pine sheathed tube inside wall longitudinal symmetry fixed mounting has the rectangle frame, it has the second reinforcing plate to peg graft between the inside wall of rectangle frame and the PBT pine sheathed tube inside wall, the even fixed mounting of bilateral symmetry has the cylinder piece between first reinforcing plate and the second reinforcing plate, PBT pine sheathed tube inner chamber is filled has the cream layer, the inside on cream layer is evenly pegged graft and is had optic fibre, the inside bilateral symmetry on cream layer is pegged graft and is had the bonderiz.
Preferably, the boundary belt includes polyethylene sheath and polyethylene layer, the inside wall fixed mounting of polyethylene sheath has outer plastic-aluminum composite belt, it blocks water the cream layer to fill the second between outer plastic-aluminum composite belt and the polyethylene layer, the inside wall fixed mounting on polyethylene layer has interior plastic-aluminum composite belt, the inside wall fixed mounting of interior plastic-aluminum composite belt has the polyester band, and first cream layer that blocks water is filled between polyester band and PBT loose tube.
Preferably, a rubber tube is fixedly mounted on the outer side wall of the cylindrical block.
Preferably, the inner side wall of the rectangular frame is uniformly and fixedly provided with the convex blocks, and the optical fiber is positioned between the adjacent convex blocks.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a structure of boundary belt, PBT loose tube, steel wire reinforcement, bonderizing copper wire, first reinforcing plate and second reinforcing plate adopts double-deck reinforcing structure, has promoted the intensity of this optical cable greatly, and the structure of first reinforcing plate, second reinforcing plate and cylinder piece is injectd the bending of this optical cable simultaneously, makes the optical cable can not excessive small-angle bending and lead to the fact harmful effects to optic fibre department.
Drawings
Fig. 1 is a cross-sectional view of the present invention.
In the figure: 1. protective belt, 101, polyethylene sheath, 102, outer aluminum-plastic composite belt, 103, polyethylene layer, 104, second water-blocking paste layer, 105, inner aluminum-plastic composite belt, 106, polyester belting, 2, PBT loose tube, 3, first water-blocking paste layer, 4, steel wire reinforcement, 5, first reinforcing plate, 6, rectangular frame, 7, second reinforcing plate, 8, cylinder block, 9, optical fiber, 10, phosphating steel wire, 11, ointment layer, 12, rubber cylinder, 13, lug.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a reinforced flat optical fiber cable comprises a protective belt 1 and a PBT loose tube 2, wherein the protective belt 1 protects the whole optical fiber cable, the PBT loose tube 2 protects an optical fiber 9, the PBT loose tube 2 is positioned in the protective belt 1, a first water-blocking paste layer 3 is filled between the protective belt 1 and the PBT loose tube 2 to play a waterproof role, steel wire reinforcing pieces 4 are uniformly inserted in the first water-blocking paste layer 3 in a bilateral symmetry manner, first reinforcing plates 5 are inserted in the first water-blocking paste layer 3 in an up-down symmetry manner, the steel wire reinforcing pieces 4 and the first reinforcing plates 5 are of an outer-layer reinforcing structure to increase the strength of the optical cable, rectangular frames 6 are fixedly installed on the inner side wall of the PBT loose tube 2 in an up-down symmetry manner, second reinforcing plates 7 are inserted between the inner side wall of the rectangular frames 6 and the inner side wall of the PBT loose tube 2, and the first reinforcing plates 5 and the second reinforcing plates 7 are both made of steel structures, and because the optical cable is thin and can be bent, the cylindrical blocks 8 are symmetrically and uniformly fixedly arranged between the first reinforcing plate 5 and the second reinforcing plate 7 left and right, the cylindrical blocks 8 penetrate through the PBT loose tube 2, the first reinforcing plate 5 and the second reinforcing plate 7 are connected through a plurality of groups of cylindrical blocks 8, the bending of the first reinforcing plate 5 and the second reinforcing plate 7 is limited, because the positions of the first reinforcing plate 5 and the second reinforcing plate 7 are different, when the optical cable is bent, the deformation degrees of the outer walls of the inner walls of the first reinforcing plate 5 and the second reinforcing plate 7 are different, under the limitation of the cylindrical blocks 8, the outer walls of the inner walls of the first reinforcing plate 5 and the second reinforcing plate 7 are more difficult to deform, so that the optical cable cannot be bent at a small angle, the protection of the internal optical fiber 9 is realized, the inner cavity of the PBT loose tube 2 is filled with the grease layer 11, the waterproof effect is achieved, and the position of the optical fiber 9 is limited, avoid two liang crisscross laminating of optic fibre 9, the inside of ointment layer 11 is evenly pegged graft and is had optic fibre 9, and the inside bilateral symmetry of ointment layer 11 is pegged graft and is had phosphating steel wire 10, and phosphating steel wire 10 is inboard additional strengthening with second reinforcing plate 7.
Particularly, boundary belt 1 includes polyethylene sheath 101 and polyethylene layer 103, the inside wall fixed mounting of polyethylene sheath 101 has outer plastic-aluminum composite belt 102, it has the second cream layer 104 that blocks water to fill between outer plastic-aluminum composite belt 102 and the polyethylene layer 103, further play waterproof effect, the inside wall fixed mounting of polyethylene layer 103 has interior plastic-aluminum composite belt 105, the inside wall fixed mounting of interior plastic-aluminum composite belt 105 has polyester belting 106, and first cream layer 3 that blocks water fills between polyester belting 106 and PBT loose tube 2, protect the cable inner structure through multilayer structure.
Specifically, the rubber tube 12 is fixedly mounted on the outer side wall of the cylindrical block 8, and the cylindrical block 8 is sealed at the position penetrating through the PBT loose tube 2.
Specifically, the inner side wall of the rectangular frame 6 is uniformly and fixedly provided with the convex blocks 13, the optical fibers 9 are located between the adjacent convex blocks 13, the positions of the optical fibers 9 are limited, the adjacent optical fibers 9 are prevented from being staggered and attached, and the optimal working state of the optical fibers 9 can be guaranteed.
The working principle is as follows: this flat optical fiber cable of strenghthened type, two-layer additional strengthening has been set up, outer additional strengthening is steel wire reinforcement 4 and first reinforcing plate 5, inlayer additional strengthening is bonderizing copper wire 10 and second reinforcing plate 7, the intensity of this optical cable has been strengthened greatly, and carry out the multilayer design to boundary belt 1, can effectively protect the optical cable inner structure, in addition through the structure of first reinforcing plate 5 and second reinforcing plate 7 that cylinder piece 8 links to each other, can prescribe a limit to the crooked degree of this optical cable, make it can not take place the small-angle bending, and then play the protection to internal optical fiber 9.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A kind of strenghthened type platykurtic optic fibre cable, characterized by: the protective belt comprises a protective belt (1) and a PBT loose sleeve (2), wherein the PBT loose sleeve (2) is positioned inside the protective belt (1), a first water-blocking paste layer (3) is filled between the protective belt (1) and the PBT loose sleeve (2), a steel wire reinforcing piece (4) is uniformly spliced in the first water-blocking paste layer (3) in a bilateral symmetry manner, a first reinforcing plate (5) is spliced in the first water-blocking paste layer (3) in an up-down symmetry manner, a rectangular frame (6) is fixedly installed in the inner side wall of the PBT loose sleeve (2) in an up-down symmetry manner, a second reinforcing plate (7) is spliced between the inner side wall of the rectangular frame (6) and the inner side wall of the PBT loose sleeve (2), cylindrical blocks (8) are uniformly and fixedly installed in a bilateral symmetry manner between the first reinforcing plate (5) and the second reinforcing plate (7), and an inner cavity of the PBT loose sleeve (2) is filled with an oil paste layer (11, optical fibers (9) are uniformly inserted into the grease layer (11), and phosphating steel wires (10) are symmetrically inserted into the grease layer (11) in a left-right mode.
2. The reinforced flat fiber optic cable of claim 1, wherein: boundary belt (1) includes polyethylene sheath (101) and polyethylene layer (103), the inside wall fixed mounting of polyethylene sheath (101) has outer plastic-aluminum composite belt (102), it has second cream layer (104) that blocks water to fill between outer plastic-aluminum composite belt (102) and polyethylene layer (103), the inside wall fixed mounting of polyethylene layer (103) has interior plastic-aluminum composite belt (105), the inside wall fixed mounting of interior plastic-aluminum composite belt (105) has polyester band (106), and first cream layer (3) that blocks water is filled between polyester band (106) and PBT loose tube (2).
3. The reinforced flat fiber optic cable of claim 1, wherein: and a rubber cylinder (12) is fixedly arranged on the outer side wall of the cylindrical block (8).
4. The reinforced flat fiber optic cable of claim 1, wherein: the inner side wall of the rectangular frame (6) is uniformly and fixedly provided with convex blocks (13), and the optical fiber (9) is positioned between the adjacent convex blocks (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199271.9U CN210199374U (en) | 2019-07-28 | 2019-07-28 | Reinforced flat optical fiber cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199271.9U CN210199374U (en) | 2019-07-28 | 2019-07-28 | Reinforced flat optical fiber cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210199374U true CN210199374U (en) | 2020-03-27 |
Family
ID=69864579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921199271.9U Active CN210199374U (en) | 2019-07-28 | 2019-07-28 | Reinforced flat optical fiber cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210199374U (en) |
-
2019
- 2019-07-28 CN CN201921199271.9U patent/CN210199374U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 311300 Qing Ke village, Jincheng Street, Ling'an District, Hangzhou, Zhejiang Patentee after: Hangzhou Jinlong Optoelectronics Co.,Ltd. Address before: 310000 Jincheng Street Qingke village, Lin'an District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU JINLONG OPTICAL CABLE CO.,LTD. |