CN209231580U - A kind of flexible armoring duct optical cable and its component - Google Patents
A kind of flexible armoring duct optical cable and its component Download PDFInfo
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- CN209231580U CN209231580U CN201821885832.6U CN201821885832U CN209231580U CN 209231580 U CN209231580 U CN 209231580U CN 201821885832 U CN201821885832 U CN 201821885832U CN 209231580 U CN209231580 U CN 209231580U
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- optical cable
- duct
- fiber
- flexible armoring
- flexible
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Abstract
The utility model discloses a kind of flexible armoring duct optical cable and its components.The flexible armoring duct optical cable of the utility model, it is characterized in that, including several fiber units (1), each fiber unit (1) is located in an armour pipe (31), and wire sheathing (41), stiffener (51) and outer jacket (6) are successively arranged outside the armour pipe (31).The optical cable of the utility model has the advantages that size is small, hardness is high, coefficient of friction is low etc., and the introducing in existing pipeline is suitble to lay.Meanwhile one connector branched out of optical cable may be connected directly to the light where detector region and hand in equipment, plug and play meets the needs of quickly activating the service.
Description
Technical field
The utility model belongs to communications optical cable manufacturing technology field, is related to a kind of flexible armoring duct optical cable and its component.
Background technique
Flexible armoring duct optical cable products application in national major science and technology infrastructure projects construction project, " see by High aititude ultra rays
Electromagnetic particle detector in survey station " (hereinafter referred to as " LHAASO "), cable used in Miao Zi detector array；LHAASO be with
Very high energy gamma astronomy and Cosmic Ray Air Shower research are one of the 12 major science and technology infrastructure projects project of country of core, it is intended to
Explore the great physics projects such as high-energy cosmic rays origin.
Traditional armouring pipeline cable configuration is as shown in Figure 1.Conventional center tubular conduit optical cable uses embossing steel-tape armouring, shield
Cover embedded wire reinforcement, integral rigidity is larger, outer diameter also close to 10mm, due to optical cable and pipe contact area it is larger and
Bending property is poor, and whole coefficient of friction is higher, is not easy to lay in being bent more pipeline, increases construction cost.Meanwhile
Contain fiber paste in the Loose tube of center, applies man-hour requirement and time and additional consumptive material is spent to be purged, it is time-consuming and laborious, and it is easy pollution
Construction environment.
Utility model content
For the technical problems in the prior art, the purpose of this utility model is to provide a kind of flexible armoring pipelines
Optical cable and its component.The flexible armoring duct optical cable of the utility model becomes a kind of novel optical cable in optical communications industry, this
The optical cable of utility model has the advantages that size is small, hardness is high, coefficient of friction is low etc., and the introducing in existing pipeline is suitble to lay.
Meanwhile one connector branched out of optical cable may be connected directly to the light where detector region and hand in equipment, plug and play is full
The demand that foot quickly activates the service.
The technical solution of the utility model are as follows:
A kind of flexible armoring duct optical cable, which is characterized in that including several fiber units 1, each fiber unit 1 is located at
In one armour pipe 31, wire sheathing 41, stiffener 51 and outer jacket 6 are successively arranged outside the armour pipe 31.
Further, the fiber unit 1 is an optical fiber, and each optical fiber is externally provided with one fixed 21.
Further, the fiber unit 1 includes multifiber, and the optical fiber in the same fiber unit is located at a microbeam
In pipe 22.
Further, the 41 outer cladding multiply aramid fiber of wire sheathing is as the stiffener 51.
Further, the armour pipe 31 is stainless steel metal spiral armour pipe.
A kind of flexible armoring duct optical cable component, which is characterized in that one end stripping of the flexible armoring duct optical cable goes out
Multifiber, the more optical fiber penetrate splitter and company are fixed in the splitter and the flexible armoring duct optical cable
It connects, the every optical fiber is connect after respectively penetrating an armouring branch sheath with a LC connector.
The utility model flexible armoring duct optical cable and its component are controlled, the light using novel structure design and processes
Cable meet anti-collapse, uvioresistant, flexion torsion, it is waterproof, wear-resisting, etc. many mechanical environment performances, be both able to satisfy optical cable and existed
Outdoor short distance is aerial using that can introduce use, cable assembly one end and light LC/PC connector Cheng Duan by pipeline indoors again, is fanned out to list
Core optical cable and LC connector Cheng Duan；The other end extends to branch after central machine room, with Cheng Duan after tail optical fiber welding.Flexible armoring pipeline light
The research and development of cable provide a kind of completely new signal light transmission cable for the fast development of China's fiber optic communication, design and develop process such as
Under:
In structured design process, the utility model considers emphatically following at 4 points:
A, flexible armoring duct optical cable is laid using poling road, structure design, technology controlling and process and in terms of
Consider that introducing laying with pipeline is Theoretical Design basis；
B, flexible armoring duct optical cable pipeline introduces section and is introduced directly into indoor terminal using existing pipeline, therewith phase
The laying of the accessories such as matched termination box, optic panel and quick connection assembly completion optical communication network.It is applied when optical cable enters pipeline
If when, it is necessary to have certain tensile strength and certain compression strength, the utility model is in spiral armour pipe in the design process
Braiding layer outside place multiply aramid fiber yarn to play drawing-resistant function, outside spiral armour pipe be added wire sheathing increased
Strong protection can resist various external force in work progress and destroy since metal spiral armour pipe itself has high anti-pressure ability, gold
Belonging to spiral armour pipe adds wire sheathing that can carry out effective protection, while black polyethylene to the ant of high altitude localities, the biology such as mouse
Outer shield can the strong ultraviolet light irradiation in effective protection high altitude localities；
C, duct optical cable occurs optical cable in laid processes coefficient of friction causes greatly resistance, fiber cable laying difficulty in the duct
Greatly, construction cost is increased, the flexible armoring duct optical cable of the utility model is by reducing cable size and utilizing spiral armour pipe
Splendid bending property and reduce cable jacket layer coefficient of friction reduce pipeline introduce when resistance, laying can be easily accomplished；
D, flexible armoring duct optical cable using prefabrication at end technique, according to the use environment of optical cable, component one end and
Light LC/PC connector Cheng Duan, is fanned out to single fiber cable and LC connector Cheng Duan；The other end extends to branch after central machine room, molten with tail optical fiber
Rear Cheng Duan is met, the cost of labor in work progress is reduced；
Compared with prior art, the good effect of the utility model
(1) the utility model have structure it is simple, light-weight, it is easy for construction quickly, greatly reduce construction period and
Construction cost provides a kind of completely new solution for the development of fiber optic communication.
(2) the utility model flexible armoring duct optical cable is less than the seamless metal armour Guan Jiajin of 0.15mm using armour pipe seam gap
Belonging to braiding inhibits pe sheath to shrink, and meets the requirement under low temperature environment.Cable bend radii is in 10D hereinafter, can be with
Effectively avoid optical cable decaying increase problem caused by inflection point at corner in use；
(3) the utility model flexible armoring duct optical cable core number can cover 1-48 core, and light unit may include bare fibre, tight
Set type, microbeam cylinder structure, fixed type product structure may be implemented 1-4 cored structure, meet customization demand；Microbeam pipe produces
Product structure may be implemented the transmission of minor diameter, large capacity, and maximum supports 48 cores and following；
(3) the utility model flexible armoring duct optical cable central tube uses indoor horizontal wire structures, fixed using more
Restrictive coating is extruded onto after optical fiber addition aramid fiber yarn, central tubular light unit is dry type stop water, environmental protection and high reliablity.
4 single fiber cables are fanned out to after one end branch of optical cable, with LC connector Cheng Duan, plug and play at the construction field (site)；
(4) optical cable of the utility model is designed using central tubular structure, meets the mechanical performance and environment that optical cable uses
Performance has superhigh intensity, light-weight, stretch-proof, anti-collapse, and counter-bending to wait excellent performances, optical cable is suitble to indoor and outdoor and pipeline
It introduces and uses, optical cable has good termite-resistant rodent-resistant and anti-uv-ray.
Detailed description of the invention
Fig. 1 is conventional cable structure chart；
Fig. 2 is the optical cable preparation flow figure of the utility model；
Fig. 3 is the flexible armoring duct optical cable of the utility model；
Fig. 4 is microbeam pipe structural flexibility armouring duct optical cable；
Fig. 5 is bare fibre structural flexibility armouring duct optical cable；
Fig. 6 is flexible armoring duct optical cable component.
Wherein, 1- fiber unit, 2- fiber paste, 3- Loose tube, 4- embossing steel band, 5- steel wire, 6- outer jacket, 21- is fixed,
22- microbeam pipe, 31- armour pipe, 41- wire sheathing, 51- stiffener, 61-LC connector, 62- connector line mark, 63- armouring
Branch's sheath, 64- splitter, 65- cable line mark, 66- flexible armoring duct optical cable.
Specific embodiment
The technical scheme in the utility model embodiment is clearly and completely described below, it is clear that described reality
Applying example is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protection scope.
The flexible armoring duct optical cable and component process flow chart such as Fig. 2 of the utility model will test qualified finished product light
Fibre is coloured respectively as blue, orange, green, brown；Then fixed process is carried out respectively by corresponding color, one layer is extruded on optical fiber
Outer diameter is the fixed buffer layer of low smoke and zero halogen of 0.9mm, and the addition of tight sleeve layer protects optical fiber more fully, and makes connector
Processing it is more convenient；4 tight tube fibers are entered into armouring process, outside is by package stainless steel metal spiral armour pipe, spiral armour
Pipe makes optical fiber have certain activity space in optical cable, improves resistance to mechanical and environment capacity；Metal knitted, increasing is carried out outside armour pipe
Strong whole protective capacities, while reducing elongation strain of the spiral armour pipe in stress；To cladding outside the semi-finished product after braiding
Sheath process is carried out after multiply aramid fiber, extrudes layer of polyethylene oversheath, compact-sized, entire outer diameter with plsitive mold
5.0 or so, aramid fiber has good tensile capacity for control, and black polyethylene oversheath has good ultraviolet protection
Ability completes the manufacture of optical cable by above step.Enter component processing after the completion of fiber optic cable manufacture, one end of optical cable is opened
Stripping, isolate 4 tight tube fibers, splitter be fixed after penetrating splitter, 4 tight tube fibers respectively penetrate 4 it is homochromy
3.0mm single spiral armouring sheath, is then processed according to conventional LC connector technique, close to connector tail sleeve after processing
Branch's sheath on the online mark of pyrocondensation, mark connector serial number, with facilitate identification, cable jacket close to splitter part heat
Contract online mark, marks the serial number and length of optical cable, completes the manufacture of entire component.
The flexible armoring duct optical cable structure chart of the utility model is as shown in Figure 3 comprising multiple fiber units 1, it is each
Fiber unit 1 is an optical fiber, is externally provided with one fixed 21, is respectively provided with fixed 21 optical fiber and is located in an armour pipe 31, the armour
Wire sheathing 41, stiffener 51 and outer jacket 6 are successively arranged outside pipe 31.
Diversified forms structure can be used in the flexible armoring duct optical cable of the utility model, as shown in Figure 4, Figure 5, wherein microbeam
Pipe structural flexibility armouring duct optical cable is as shown in Figure 4 comprising multiple fiber units 1, each fiber unit 1 include one group of light
Fibre, same group of optical fiber are located in a microbeam pipe 22, and each microbeam pipe 22 is located in an armour pipe 31, are successively arranged gold outside the armour pipe 31
Belong to braiding layer 41, stiffener 51 and outer jacket 6.Bare fibre structural flexibility armouring duct optical cable is as shown in Figure 5 comprising several
Fiber unit 1, each fiber unit 1 are an optical fiber, and each fiber unit 1 is located in an armour pipe 31, outside the armour pipe 31
It is successively arranged wire sheathing 41, stiffener 51 and outer jacket 6.
Flexible armoring duct optical cable component is as shown in fig. 6, go out more light from one end stripping of flexible armoring duct optical cable 66
Fibre 63, the more optical fiber 63 penetrate splitter 64 and are consolidated the splitter 64 with the flexible armoring duct optical cable 66
Fixed connection, the every optical fiber 63 are connect after respectively penetrating an armouring branch sheath 63 with a LC connector 61；Armouring branch shield
Connector line mark 62 in pyrocondensation, marks connector serial number on set 63, to facilitate identification.
The flexible armoring duct optical cable and its component of the utility model keep the application of optical cable more environmentally friendly and simple and big
It is big to reduce workload and reduce cost.High-speed is provided for client, big bandwidth, gentlier, more reliable connection advantage is reduced into
Originally, the duct optical cable laying for high altitude localities is connected with optical fiber provides a kind of reliable scheme.
(1) the flexible armoring duct optical cable bending radius of the utility model is in 10D hereinafter, effectively optical cable can be avoided to exist
Optical performance issues caused by inflection point at corner in use process；
(2) the utility model flexible armoring duct optical cable core number can cover 1-48 core, and light unit may include bare fibre, tight
Set type, the support of microbeam cylinder structure, fixed type product structure may be implemented 1-4 cored structure, meet customization demand；Microbeam
Pipe product structure may be implemented the transmission of minor diameter, large capacity, and maximum supports 48 cores and following；
(3) the utility model flexible armoring duct optical cable is less than the seamless spiral armour Guan Jiajin of 0.15mm using armour pipe seam gap
Belong to braiding, outer shield pe sheath guarantees that optical cable is achievable easily during poling and lays without generating any damage, optical cable
Coefficient of friction in the duct is less than 0.3；
(4) the utility model flexible armoring duct optical cable is prefabricated into according to the demand of client's use environment in factory
Technique processing is held, central tube light unit LC/PC connector Cheng Duan is fanned out to single fiber cable and LC connector Cheng Duan, inserts at the construction field (site)
Use；
(5) the flexible armoring duct optical cable of the utility model can be used diversified forms structure, specific size is small, it is light-weight,
The features such as highly-safe；Optical cable heatproof requires to reach -40 DEG C -+70 DEG C, and flat pressure is allowed to reach 1000N/10cm, allows short-term stretch
Power reaches 1500N.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art can readily occur in the technical scope that the utility model discloses
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
Subject to the scope of protection of the claims.
Claims (6)
1. a kind of flexible armoring duct optical cable, which is characterized in that including several fiber units (1), each fiber unit (1) position
In an armour pipe (31), wire sheathing (41), stiffener (51) and outer jacket (6) are successively arranged outside the armour pipe (31).
2. flexible armoring duct optical cable as described in claim 1, which is characterized in that the fiber unit (1) is an optical fiber,
Each optical fiber is externally provided with one fixed (21).
3. flexible armoring duct optical cable as described in claim 1, which is characterized in that the fiber unit (1) includes more light
Fibre, the optical fiber in the same fiber unit are located in a microbeam pipe (22).
4. the flexible armoring duct optical cable as described in claims 1 or 2 or 3, which is characterized in that the wire sheathing (41) is outside
Multiply aramid fiber is coated as the stiffener (51).
5. flexible armoring duct optical cable as described in claim 1, which is characterized in that the armour pipe (31) is stainless steel metal spiral shell
Revolve armour pipe.
6. a kind of cable assembly based on flexible armoring duct optical cable described in claim 1, which is characterized in that the flexible armoring
One end stripping of duct optical cable goes out multifiber, and the more optical fiber penetrate splitter and by the splitter and the flexible armour
Dress duct optical cable is fixedly connected, and the every optical fiber is connect after respectively penetrating an armouring branch sheath with a LC connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821885832.6U CN209231580U (en) | 2018-11-15 | 2018-11-15 | A kind of flexible armoring duct optical cable and its component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821885832.6U CN209231580U (en) | 2018-11-15 | 2018-11-15 | A kind of flexible armoring duct optical cable and its component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209231580U true CN209231580U (en) | 2019-08-09 |
Family
ID=67503294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821885832.6U Expired - Fee Related CN209231580U (en) | 2018-11-15 | 2018-11-15 | A kind of flexible armoring duct optical cable and its component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209231580U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112882169A (en) * | 2021-02-24 | 2021-06-01 | 中国科学院高能物理研究所 | Flexible armored pipeline optical cable assembly |
-
2018
- 2018-11-15 CN CN201821885832.6U patent/CN209231580U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112882169A (en) * | 2021-02-24 | 2021-06-01 | 中国科学院高能物理研究所 | Flexible armored pipeline optical cable assembly |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190809 Termination date: 20201115 |