CN219916039U - Luminous optical cable suitable for tunnel - Google Patents
Luminous optical cable suitable for tunnel Download PDFInfo
- Publication number
- CN219916039U CN219916039U CN202321753258.XU CN202321753258U CN219916039U CN 219916039 U CN219916039 U CN 219916039U CN 202321753258 U CN202321753258 U CN 202321753258U CN 219916039 U CN219916039 U CN 219916039U
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- Prior art keywords
- sheath
- tpu
- optical cable
- tight
- tunnel
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- 230000003287 optical effect Effects 0.000 title claims abstract description 25
- 238000010276 construction Methods 0.000 claims abstract description 15
- 239000013307 optical fiber Substances 0.000 claims description 23
- 239000004760 aramid Substances 0.000 claims description 5
- 229920003235 aromatic polyamide Polymers 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 4
- -1 polyethylene Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims 1
- 239000000835 fiber Substances 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 12
- 238000012423 maintenance Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 238000009440 infrastructure construction Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model provides a luminous optical cable suitable for tunnel, includes the sheath and sets up a plurality of TPU tight jacket optic fibre in the sheath, TPU tight jacket optic fibre is including having the double-deck optic fibre of TPU tight jacket layer, a plurality of windows have been seted up around the sheath, the double-deck optic fibre of partial TPU tight jacket optic fibre by the window stretches out and is in the outside of sheath forms and possesses figurative luminous body. The utility model can realize luminous performance, is convenient to find, construct and maintain, can simplify the structure, is convenient to peel, improves mechanical and transmission performance, and improves construction efficiency and quality.
Description
Technical Field
The utility model relates to a luminous optical cable suitable for a tunnel, and belongs to the technical field of optical cables for tunnels.
Background
With the continuous promotion of public traffic construction of subways, highways and the like in China, the market scale of the optical cable for tunnels presents a rapidly growing situation, and with the acceleration of infrastructure construction, the market demand which is continuously expanded with the acceleration of infrastructure construction is continuously expanded.
Currently, conventional tunnel cables are typically loose tubes in construction and are optionally equipped with water blocking tapes, steel or aluminum tapes, outer jackets, filler ropes, steel wires, etc. Therefore, when the method is directly applied to a tunnel environment, the problems that the structure is complex, the stripping is difficult, the searching is inconvenient, and the construction and maintenance efficiency and quality are affected often exist.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the luminous optical cable suitable for the tunnel, which can realize luminous performance, is convenient to find, construct and maintain, can simplify the structure, is convenient to peel, improves mechanical and transmission performance, and improves construction efficiency and quality.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a luminous optical cable suitable for tunnel, includes the sheath and sets up a plurality of TPU tight jacket optic fibre in the sheath, TPU tight jacket optic fibre is including having the double-deck optic fibre of TPU tight jacket layer, a plurality of windows have been seted up around the sheath, the double-deck optic fibre of partial TPU tight jacket optic fibre by the window stretches out and is in the outside of sheath forms and possesses figurative luminous body.
Optionally, a fixing piece is further arranged outside the sheath, and the fixing piece is used for being connected with the construction tunnel.
Optionally, the fixing piece adopts a lifting hook, and the lifting hook can be fixed on a pipeline or a hook left in construction.
Optionally, an aramid yarn layer is further arranged between the sheath and the TPU tight-sleeved optical fiber.
Optionally, the modeling of luminous body includes fancy structure, fancy structure includes a central part and a plurality of equipartition in central part circumference's petal portion.
Optionally, the sheath is a polyethylene sheath.
Compared with the existing optical cable for the tunnel, the luminous optical cable suitable for the tunnel is provided with the window and the luminous body with the shape, is simple and novel in structure, is convenient to find, construct and maintain, and is convenient to strip, and the luminosity is enhanced while the protection of the optical fiber is realized by arranging the TPU tight-sleeved optical fiber and utilizing the double-clad optical fiber with the TPU tight-sleeved layer. The luminous optical cable provided by the utility model is attractive in appearance, good in maintenance condition and environment-friendly.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic view showing the structure of a light emitting optical cable suitable for use in a tunnel according to an embodiment of the present utility model.
The reference numerals in the drawings illustrate:
100-sheath; 101-window; 200-TPU tight-buffered optical fiber; 201-TPU tight sleeve layer; 202-double-clad optical fiber; 2021-luminophores; 300-fixing piece; 301-lifting hook; 400-aramid yarn layer.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Fig. 1 shows a schematic structural diagram of a preferred embodiment of the present utility model, in which a light-emitting optical cable suitable for a tunnel includes a sheath 100 and a plurality of TPU tight-jacketed optical fibers 200 disposed in the sheath 100, the TPU tight-jacketed optical fibers 200 include double-clad optical fibers 202 having TPU tight-jacketed layers 201, a plurality of windows 101 are formed around the sheath 100, and part of the double-clad optical fibers 202 of the TPU tight-jacketed optical fibers 200 extend out from the windows 101 and form a shaped light-emitting body 2021 outside the sheath 100.
The double-clad optical fiber 202 having the TPU tight-clad layer 201 is formed by forming a coating layer outside the optical fiber and then forming the TPU tight-clad layer 201 on the outer layer, and the double-clad optical fiber 202 is known to have a light emitting condition. And a light-emitting body 2021 with a shape is provided, which is beautiful and can increase the light area.
The window 101 on the sheath 100 firstly extracts the inner optical fiber to form the illuminant 2021, and secondly facilitates the stripping of the optical cable, so that the construction cost can be saved to a certain extent and the construction efficiency can be improved.
The composite use of the TPU tight jacket layer 201 and the sheath 100 can ensure that the optical cable has good mechanical performance and transmission performance in use, and improve construction quality.
The luminous optical cable of the embodiment has the advantages of simple overall structure, reasonable design, compact structure and convenient use and maintenance.
In a specific alternative embodiment of the present utility model, a fixing member 300 is further provided on the outside of the sheath 100, and the fixing member 300 is used for connecting with a construction tunnel.
The fixing piece 300 is utilized to fix the luminous optical cable in the tunnel, so that the position can be ensured to be constant while the rapid installation operation is assisted, the moving damage and the extrusion damage are avoided, and the transmission stability is facilitated.
In a specific alternative embodiment of the present utility model, the fixing member 300 employs a hook 301, and the hook 301 may be fixed to a pipe or a hook left in construction.
In a specific implementation, the specific shape of the hook 301 may be a 7 shape as shown in the drawing, or any other shape matched with the hook, or the hook 301 may be matched with a corresponding shape according to other specific fixing positions of the construction tunnel.
In a specific alternative embodiment of the present utility model, an aramid yarn layer 400 is further provided between the sheath 100 and the TPU tight-buffered optical fiber 200.
The arrangement of the aramid yarn layer 400 can further optimize the tensile property, the fireproof property and the protection property of the optical fiber of the optical cable on the premise of keeping the weight light.
In a specific alternative embodiment of the present utility model, the shape of the light 2021 includes a fancy structure, which includes a central portion and a plurality of petal portions uniformly distributed around the central portion.
The design of the illustrated structure is a specific shape of the illuminant 2021, that is, it is composed of a central portion and five petal portions, so that the appearance is optimized, the brightness is improved, and other shapes capable of achieving the two effects can be used as alternatives.
In a specific alternative embodiment of the present utility model, the sheath 100 is a polyethylene sheath. The sheath 100 is a polyethylene sheath with high density, low shrinkage and low elongation, and can further ensure the overall environmental performance index requirement of the optical cable.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, but any simple modification and equivalent variation of the above embodiment according to the technical spirit of the present utility model falls within the scope of the present utility model.
Claims (6)
1. The utility model provides a luminous optical cable suitable for tunnel, its characterized in that includes the sheath and sets up a plurality of TPU tight-buffered optical fiber in the sheath, TPU tight-buffered optical fiber includes the double-clad optical fiber that has TPU tight-buffered layer, a plurality of windows have been seted up around the sheath, the double-clad optical fiber of partial TPU tight-buffered optical fiber by the window stretches out and is in the outside of sheath forms the luminous body that possesses the molding.
2. A light emitting optical cable adapted for use in a tunnel according to claim 1, wherein the outer portion of the sheath is further provided with a fixing member for connecting with a construction tunnel.
3. A light emitting optical cable for tunnels according to claim 2, wherein the fixing member is a hook which can be fixed to a pipe or a hook left in construction.
4. A light emitting optical cable adapted for use in tunnels according to claim 1, 2 or 3, wherein an aramid yarn layer is further provided between the sheath and the TPU tight-buffered optical fiber.
5. The light-emitting optical cable for tunnels according to claim 4, wherein the shape of the light-emitting body comprises a fancy structure, and the fancy structure comprises a central part and a plurality of petal parts uniformly distributed in the circumferential direction of the central part.
6. A light emitting optical cable for a tunnel according to claim 5, wherein the sheath is a polyethylene sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321753258.XU CN219916039U (en) | 2023-07-05 | 2023-07-05 | Luminous optical cable suitable for tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321753258.XU CN219916039U (en) | 2023-07-05 | 2023-07-05 | Luminous optical cable suitable for tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219916039U true CN219916039U (en) | 2023-10-27 |
Family
ID=88437132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321753258.XU Active CN219916039U (en) | 2023-07-05 | 2023-07-05 | Luminous optical cable suitable for tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219916039U (en) |
-
2023
- 2023-07-05 CN CN202321753258.XU patent/CN219916039U/en active Active
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