CN218974649U - Bundle tube optical fiber bundle type air-blowing micro cable - Google Patents
Bundle tube optical fiber bundle type air-blowing micro cable Download PDFInfo
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- CN218974649U CN218974649U CN202223602191.8U CN202223602191U CN218974649U CN 218974649 U CN218974649 U CN 218974649U CN 202223602191 U CN202223602191 U CN 202223602191U CN 218974649 U CN218974649 U CN 218974649U
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- wrapped
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 32
- 238000007664 blowing Methods 0.000 title claims abstract description 8
- 239000004760 aramid Substances 0.000 claims abstract description 20
- 229920003235 aromatic polyamide Polymers 0.000 claims abstract description 20
- 239000011521 glass Substances 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 11
- 239000003086 colorant Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 6
- 239000003063 flame retardant Substances 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 abstract description 29
- 238000005452 bending Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 241000257303 Hymenoptera Species 0.000 description 3
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 3
- 241000700159 Rattus Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002674 ointment Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Landscapes
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Abstract
The utility model discloses a bundle tube optical fiber bundle type air-blowing micro cable, which relates to the technical field of optical cables and mainly aims to enhance the tensile strength of the optical cable so that the optical cable is more suitable for laying of high-speed air blowing. The technical scheme mainly adopted is that the cable core comprises a plurality of optical units which are tightly twisted into the cable core and are distinguished by marking lines with different colors, wherein the optical units comprise a plurality of 200 mu m optical fibers and marking lines wrapping the plurality of 200 mu m optical fibers; a microbeam tube wrapped on the cable core; a water-blocking glass layer longitudinally wrapped on the microbeam tube; a water-blocking layer longitudinally wrapped on the water-blocking glass layer; the aramid yarn layer is longitudinally wrapped on the waterproof layer; the outer sheath is wrapped on the aramid yarn layer, and a gear layer is uniformly distributed on the surface of the outer sheath; and the reinforcing unit is arranged between the aramid yarn layer and the outer sheath.
Description
Technical Field
The utility model relates to the technical field of optical cables, in particular to a bundle tube optical fiber bundle type air-blowing micro cable.
Background
With the rapid development of broadband services, the application field of the optical fiber cable is greatly expanded, and the optical fiber cable is kept away from the network no matter living or working, whether at home or out.
With the advent of the information age, as an effective means of large-capacity and long-distance transmission, the optical fiber cable is used in a large amount, but is limited by pipeline resources, so that the cable can be rapidly expanded and upgraded, the existing pipeline resources are fully utilized, the engineering investment is effectively reduced, the air-blown cable is operated and is used, the air-blown cable technology is also applied more and more widely, the requirements on the stretching and flexibility of the optical cable are met when the high-speed air-blown cable is required, the optical fiber cable can be horizontally laid and vertically laid, the maximum efficiency of the blown gas can be guaranteed, the cable conveying speed can be better improved, and the application prospect of the air-blown cable is very wide. Therefore, we propose an air-blown optical fiber microbeam tube optical cable with a large core number.
Disclosure of Invention
In view of the above, the present utility model provides a bundle-tube optical fiber bundle type air-blown micro cable, which is mainly aimed at enhancing the tensile strength of the optical cable so as to be more suitable for laying at high speed air blowing, increasing the core number of the optical cable, and simultaneously making the size of the optical cable must be tiny.
In order to achieve the above purpose, the present utility model mainly provides the following technical solutions:
the embodiment of the utility model provides a bundle tube optical fiber bundle type air-blown micro cable. It comprises the following steps:
a cable core comprising a plurality of light units distinguished by identification lines of different colors tightly twisted into a cable core, the light units comprising a plurality of 200 μm optical fibers and identification lines wrapping the plurality of 200 μm optical fibers;
a microbeam tube wrapped on the cable core;
a water-blocking glass layer longitudinally wrapped on the microbeam tube;
a water-blocking layer longitudinally wrapped on the water-blocking glass layer;
the aramid yarn layer is longitudinally wrapped on the waterproof layer;
the outer sheath is wrapped on the aramid yarn layer, and a gear layer is uniformly distributed on the surface of the outer sheath;
and the reinforcing unit is arranged between the aramid yarn layer and the outer sheath.
As previously mentioned, the optical fiber uses a G657A2-200 μm optical fiber.
As previously described, the microbeam tube employs a low-fire halogen-free flame retardant sheath.
As described above, the water-blocking glass layer is longitudinally wrapped on the microbeam tube by adopting glass fiber yarns.
As described above, the water blocking layer is longitudinally wrapped on the water blocking glass layer by water blocking yarns.
As mentioned above, the aramid yarn layer is provided with a tearing rope.
As described above, the reinforcing unit includes two FRP nonmetallic reinforcing members symmetrically disposed at both sides of the aramid yarn layer.
By means of the technical scheme, the bundle tube optical fiber bundle type air-blown micro cable has at least the following advantages:
the beam tube optical fiber bundle type air-blown micro cable ensures the minimum size of the optical cable by adopting the G657A2-200um optical fiber, so that the structure of the optical cable is lighter, and meanwhile, the loss of the optical cable is not influenced under the laying environment with larger bending degree of the optical cable; through setting up the microbeam tube and adopting the low combustion halogen-free flame retardant sheath and the packing that does not have the oleamen in the microbeam tube, effectually avoided the pollution that the oleamen trickles caused to and the optical cable is all full medium structure, even lay in step with the power cable also can not receive electromagnetic interference.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a bundle-tube fiber bundle type air-blown micro cable according to the present utility model.
Detailed Description
In order to further describe the technical means and effects adopted for achieving the preset aim of the utility model, the following detailed description refers to the specific implementation, structure, characteristics and effects according to the application of the utility model with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1, one embodiment of the present utility model provides a bundle-tube fiber bundle type air-blown micro cable, which includes: the cable comprises a cable core 1, a microbeam tube 2, a water-blocking glass layer 3, a water-blocking layer 4, an aramid yarn layer 5, an outer sheath 6 and a reinforcing unit 7.
The cable core 1 comprises a plurality of light units 11 which are tightly twisted into the cable core 1 and are distinguished by marking lines with different colors, wherein the light units 11 comprise a plurality of 200 mu m optical fibers 111 and marking lines 112 which wrap the plurality of 200 mu m optical fibers 111; in the utility model, the optical fiber 111 adopts the G657A2-200 mu m optical fiber, the optical fiber has a thin outer diameter and high macro-bending degree, the minimum size of the optical cable is ensured, the structure of the optical cable is lighter, and the loss of the optical cable is not influenced under the environment of laying the optical cable with larger bending degree. The microbeam tube 2 is wrapped on the cable core 1; in the utility model, the microbeam tube 2 adopts the low-combustion halogen-free flame-retardant sheath, and no ointment is filled in the microbeam tube 2, so that the pollution caused by the dripping of the ointment is effectively avoided. The water-blocking glass layer 3 is longitudinally wrapped on the microbeam tube 2; in the utility model, the water-blocking glass layer 3 is longitudinally wrapped on the microbeam tube 2 by adopting glass fiber, the glass fiber is an effective epidemic prevention material for rats, ants and the like, and the rats, the ants and the ants can be prevented from biting the optical cable by adopting the glass fiber. In the utility model, the water-blocking layer 4 is longitudinally wrapped on the water-blocking glass layer 3, and the water-blocking layer 4 is longitudinally wrapped on the water-blocking glass layer 3 by water-blocking yarns, so that the water-blocking yarns can effectively play a role in water resistance. And the aramid yarn layer 5 is longitudinally wrapped on the water-resistant layer 4, and the tensile strength and the mechanical property of the optical cable are improved by the aramid yarn. The aramid yarn layer 5 is provided with a tearing rope 51, and the optical cable is peeled by the tearing rope. The outer sheath 6 is wrapped on the aramid yarn layer 5, and in the utility model, the outer sheath is made of HDPE material with high strength, and the gear layer 61 is uniformly distributed on the surface of the outer sheath 6, so that the optical cable is more beneficial to air-blowing laying. The reinforcing unit 7 is arranged between the aramid yarn layer 5 and the outer sheath 6, and the reinforcing unit 7 comprises two FRP nonmetallic reinforcing pieces 71 symmetrically arranged on two sides of the aramid yarn layer 5.
The beam tube type air-blown micro cable provided by the utility model has the advantages that under the condition of the same size, the size is smaller, the structure is more suitable for being laid in a micro tube by an air-blown method, meanwhile, the beam tube type air-blown micro cable can be laid in a drainage pipeline or other similar pipelines, the pull-out performance is better, the beam tube type air-blown micro cable can be better suitable for high-speed air-blown construction, the core number is adjusted from small to large according to the requirement, and the beam tube structure can be suitable for construction in a plurality of modes such as horizontal construction and vertical construction.
The beam tube optical fiber bundle type air-blown micro cable ensures the minimum size of the optical cable by adopting the G657A2-200um optical fiber, so that the structure of the optical cable is lighter, and meanwhile, the loss of the optical cable is not influenced under the laying environment with larger bending degree of the optical cable; through setting up the microbeam tube and adopting the low combustion halogen-free flame retardant sheath and the packing that does not have the oleamen in the microbeam tube, effectually avoided the pollution that the oleamen trickles caused to and the optical cable is all full medium structure, even lay in step with the power cable also can not receive electromagnetic interference.
The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way, but any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (7)
1. A bundle tube optical fiber bundle type air-blowing micro cable is characterized in that: it comprises the following steps:
a cable core comprising a plurality of light units distinguished by identification lines of different colors tightly twisted into a cable core, the light units comprising a plurality of 200 μm optical fibers and identification lines wrapping the plurality of 200 μm optical fibers;
a microbeam tube wrapped on the cable core;
a water-blocking glass layer longitudinally wrapped on the microbeam tube;
a water-blocking layer longitudinally wrapped on the water-blocking glass layer;
the aramid yarn layer is longitudinally wrapped on the waterproof layer;
the outer sheath is wrapped on the aramid yarn layer, and a gear layer is uniformly distributed on the surface of the outer sheath;
and the reinforcing unit is arranged between the aramid yarn layer and the outer sheath.
2. The bundle type air-blown micro cable according to claim 1, wherein,
the optical fiber adopts G657A2-200 μm optical fiber.
3. The bundle type air-blown micro cable according to claim 1, wherein,
the microbeam tube adopts a low-combustion halogen-free flame-retardant sheath.
4. The bundle type air-blown micro cable according to claim 1, wherein,
the water-blocking glass layer is longitudinally wrapped on the microbeam tube by adopting glass fiber yarns.
5. The bundle type air-blown micro cable according to claim 1, wherein,
the water blocking layer is longitudinally wrapped on the water blocking glass layer by water blocking yarns.
6. The bundle type air-blown micro cable according to claim 1, wherein,
the aramid yarn layer is provided with a tearing rope.
7. The bundle type air-blown micro cable according to claim 1, wherein,
the reinforcing unit comprises two FRP nonmetallic reinforcing pieces symmetrically arranged on two sides of the aramid yarn layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223602191.8U CN218974649U (en) | 2022-12-29 | 2022-12-29 | Bundle tube optical fiber bundle type air-blowing micro cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223602191.8U CN218974649U (en) | 2022-12-29 | 2022-12-29 | Bundle tube optical fiber bundle type air-blowing micro cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218974649U true CN218974649U (en) | 2023-05-05 |
Family
ID=86163114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223602191.8U Active CN218974649U (en) | 2022-12-29 | 2022-12-29 | Bundle tube optical fiber bundle type air-blowing micro cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218974649U (en) |
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2022
- 2022-12-29 CN CN202223602191.8U patent/CN218974649U/en active Active
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