CN109946801A - Optical cable splice closure with optical identification function and system applying same - Google Patents
Optical cable splice closure with optical identification function and system applying same Download PDFInfo
- Publication number
- CN109946801A CN109946801A CN201910170137.4A CN201910170137A CN109946801A CN 109946801 A CN109946801 A CN 109946801A CN 201910170137 A CN201910170137 A CN 201910170137A CN 109946801 A CN109946801 A CN 109946801A
- Authority
- CN
- China
- Prior art keywords
- optical
- optical cable
- identification
- pedestal
- connecting box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 185
- 239000013307 optical fiber Substances 0.000 claims abstract description 36
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 46
- 239000000835 fiber Substances 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000004927 fusion Effects 0.000 abstract description 2
- 239000003292 glue Substances 0.000 description 3
- 239000006260 foam Substances 0.000 description 2
- 238000013024 troubleshooting Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- WMGSQTMJHBYJMQ-UHFFFAOYSA-N aluminum;magnesium;silicate Chemical compound [Mg+2].[Al+3].[O-][Si]([O-])([O-])[O-] WMGSQTMJHBYJMQ-UHFFFAOYSA-N 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses an optical cable splice closure with optical identification function, comprising: the optical fiber fusion splice tray is used for fixing the optical cable, the optical identification piece is connected with the optical cable, and the optical identification piece can reflect optical signals in the optical cable and form identification feedback signals. Through being provided with optical identification spare and optical fiber splice tray and being connected and optical identification spare and optical cable for when optical cable transmission light signal to optical identification spare, optical identification spare can reflect and form discernment feedback signal, and external equipment judges circuit fault location according to the condition of receiving discernment feedback signal, need not to examine on the spot just can the fault location of quick determination, saves time and manpower, improves work efficiency.
Description
Technical field
The present invention relates to optical fiber communication equipment field more particularly to a kind of optical cable connecting box with optical identification function and
Using its system.
Background technique
Optical cable connecting box is the device for connecting the welded joint formed after two sections of optical cable weldings of two sections of optical cables and protection,
In the prior art, optical cable connecting box does not have optical identification function, cannot be according to by cable connection when route breaks down
The line signal fault location of box leads to line upkeep trouble.
Summary of the invention
To solve the above-mentioned problems, the object of the present invention is to provide a kind of optical cable connecting box with optical identification function and
Using the system of the optical cable connecting box, which can be optically recognized, and then anti-by the identification of optical cable connecting box
Feedback signal carries out troubleshooting.
The technical solution adopted by the present invention to solve the technical problems is: a kind of cable connection with optical identification function
Box, comprising: box body, the optical fiber thermoconnecting tray being arranged on box body and the optical identification part being connect with optical fiber thermoconnecting tray, optical fiber welding
Disk is connect for fixing optical cable, optical identification part is connect with optical cable, and optical identification part is capable of reflecting light the optical signal in cable and formation
Recognition feedback signal.
Further, the optical identification part includes the fiber segment connecting with optical cable and the optical fiber that is arranged in fiber segment
Grating group, fiber grating group are capable of reflecting light signal and form Recognition feedback signal.
Further, the optical identification part further includes the protection pipe being set in the fiber segment.
Further, fixing seat is provided on the optical fiber thermoconnecting tray, the optical identification part passes through fixing seat and optical fiber
Fusion joining disk is detachably connected.
Further, the fixing seat include the pedestal being arranged on optical fiber thermoconnecting tray, the overturning that is connect with base rotation
Lid and removable connector, overturning lid, which can merge with base rotation lid and overturn to be formed between lid and pedestal, can accommodate institute
The clamping space stated optical identification part and optical cable is allowed to pass through, overturning lid is by being detachably connected when overturning lid is closed with base cover
Part is sealed with pedestal.
Further, the pedestal and the optical fiber thermoconnecting tray are integrally formed.
Further, the removable connector includes fixture block and buckle, and the fixture block and buckle, one setting are being turned over
Another to be set on the base on hub cap, fixture block is fastened with buckle so that overturning lid is sealed with pedestal.
Further, thermal insulation layer is provided on clamping space wall face.
Further, sealing element is provided on the both ends of the clamping space.
A kind of system using the above-mentioned optical cable connecting box with optical identification function, further includes signal optical source, circulator
And identification module, the first port of signal optical source and circulator pass through optical cable and connect, the second port of circulator and the light
Cable splice tray is connected by optical cable, and the third port of identification module and circulator is connected by optical cable, so that signal optical source issues
Optical signal Recognition feedback signal is reflected to form by optical cable connecting box and is transmitted to identification module.
The beneficial effects of the present invention are: being connect with optical fiber thermoconnecting tray by being provided with optical identification part and optical identification part
It is connect with optical cable, so that optical identification part can reflect and form Recognition feedback when optical cable transmission optical signal to optical identification part
Signal, external equipment, which receives Recognition feedback signal just, can judge that the route of corresponding optical cable connecting box connection is normal, work as route
When breaking down, optical identification part, which cannot reflect, generates Recognition feedback signal or route damage, causes external equipment that cannot receive
To Recognition feedback signal, then can be judged according to the Recognition feedback signal that could not be received corresponding optical cable connecting box failure or and its
The lightguide cable link failure of connection just can judge lightguide cable link abort situation, nothing according to the feedback signal in route in this way
It needs field review just can quickly determine abort situation, saves time and manpower, improve working efficiency.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples:
Fig. 1 is the top view of optical cable connecting box;
Fig. 2 is the cross-sectional view of optical identification part;
Fig. 3 is the perspective view of fixing seat;
Fig. 4 is system block diagram.
Specific embodiment
Referring to figs. 1 to Fig. 4, a kind of optical cable connecting box with optical identification function, comprising: box body 10 is arranged in box body
Optical fiber thermoconnecting tray 20 on 10 and the optical identification part 30 connecting with optical fiber thermoconnecting tray 20, optical fiber thermoconnecting tray 20 is for fixing light
Cable, optical identification part 30 are connect with optical cable, and optical identification part 30 is capable of reflecting light the optical signal in cable and forms Recognition feedback letter
Number.
It is connect with optical fiber thermoconnecting tray 20 by being provided with optical identification part 30 and optical identification part 30 is connect with optical cable, made
When obtaining optical cable transmission optical signal to optical identification part 30, optical identification part 30 can reflect and be formed Recognition feedback signal, external
Equipment, which receives Recognition feedback signal just, can judge that the route of corresponding optical cable connecting box connection is normal, work as line failure
When, optical identification part 30, which cannot reflect, generates Recognition feedback signal or route damage, causes external equipment that cannot receive identification
Feedback signal can then judge corresponding optical cable connecting box failure or connected to it according to the Recognition feedback signal that could not be received
Lightguide cable link failure just can judge lightguide cable link abort situation according to the feedback signal in route in this way, without on the spot
Inspection just can quickly determine abort situation, save time and manpower, improve working efficiency.
Optical fiber thermoconnecting tray 20, which can be, to be connect by way of bolt attaching nut with box body 10.
As the preferred embodiment of the optical identification part 30, the optical identification part 30 includes the light connecting with optical cable
Fine section 31 and the fiber grating group 32 being arranged in fiber segment 31, fiber grating group 32 are capable of reflecting light signal and form identification
Feedback signal.
By being provided with fiber grating group 32 in fiber segment 31, fiber grating group 32 includes multiple fiber gratings, optical fiber
Grating is capable of reflecting light signal, and multiple fiber gratings arrange so that the optical signal of reflection has unique identification, and reflection signal is
For Recognition feedback signal, external equipment can judge corresponding 32 institute of fiber grating group according to the case where receiving Recognition feedback signal
In the working condition of route, troubleshooting reparation is carried out with this.
When two sections of optical cables connect, by one end welding of one optical cable and fiber segment 31, another optical cable and fiber segment 31
Other end welding, then the optical cable after welding is fixed on optical fiber thermoconnecting tray 20, and the remaining optical cable of suitable length is coiled
In box body 10, then lid closes box body 10, to achieve the purpose that two sections of optical cables connect and protect welded joint.
It is influenced since fiber grating group 32 is easy by external force and changes optical characteristics, in order to which fiber grating group 32 can be stablized
Work, the optical identification part 30 further includes the protection pipe 33 being set in the fiber segment 31.
By being arranged with protection pipe 33 outside fiber segment 31, prevent fiber grating group 32 from being influenced by external force, and then guarantee light
Fine grating group 32 can work normally, while fiber segment 31 can also be protected to exempt to lead to fracture damage because of external force, improve reliable
Property.Protection pipe 33 can be the embodiment of filling cushion or fixture in shell, and filler can be fixed glue, foam
Deng.
Optical identification part 30 can be to be connected in such a way that fixed glue is fixed with optical fiber thermoconnecting tray 20, and as optical fiber welding
The preferred embodiment that disk 20 is connect with optical identification part 30 is connect, fixing seat 40 is provided on the optical fiber thermoconnecting tray 20, it is described
Optical identification part 30 is detachably connected by fixing seat 40 and optical fiber thermoconnecting tray 20.
Optical identification part 30 is detachably connected by fixing seat 40 with optical fiber thermoconnecting tray 20, enables optical identification part 30
Dismounting and change facilitates follow-up maintenance to repair.
Fixing seat 40 can be groove and groove inner wall face is provided with narrowed block, and protection pipe 33 can be squeezed in external force
It presses and passes through narrowed block and enter in groove, narrowed block can prevent protection pipe 33 from deviating from groove, make fixing seat 40 and optics with this
Identification elements 30 connects.And the preferred embodiment as fixing seat 40, the fixing seat 40 include being arranged in optical fiber thermoconnecting tray 20
On pedestal 42, with pedestal 42 be rotatablely connected overturning lid 41 and removable connector 50, overturning lid 41 can be with pedestal 42
Rotation lid, which merges and formed between overturning lid 41 and pedestal 42, can accommodate the optical identification part 30 and optical cable is allowed to pass through
Clamping space, overturning lid 41 and pedestal 42 lid close when overturning lid 41 pass through removable connector 50 and pedestal 42 it is sealed.
In fixed optical identification part 30, optical identification part 30 need to be only placed on pedestal 42, pass through 41 turns of lid of overturning
Dynamic close with the lid of pedestal 42 forms clamping space and clamps optical identification part 30, simple and quick, and overturning that lid 41 passes through can
Dismantling connection part 50 and pedestal 42 are sealed, and overturning lid 41 is prevented to be accidentally opened when covering and close with pedestal 42.
Overturning lid 41, which can be, realizes rotation connection by hinged mode and pedestal 42, can also be connected by connector
It connects, folding line is provided on connector, overturning lid 41 can be rotated around folding line to cover and close with pedestal 42.
Pedestal 42, which can be, to be connect in such a way that fixed glue is fixed with optical fiber thermoconnecting tray 20, and as preferably embodiment party
Formula, the pedestal 42 are integrally formed with the optical fiber thermoconnecting tray 20.
Pedestal 42 and optical fiber thermoconnecting tray 20 are integrally formed, and are guaranteed that pedestal 42 will not be separated with optical fiber thermoconnecting tray 20, are improved knot
The stability of structure.
Removable connector 50 can be the structure realization of bolt cooperation jack, and as preferred embodiment, it is described
Removable connector 50 includes fixture block 51 and buckle 52, and the fixture block 51 and buckle 52, one are arranged on overturning lid 41, separately
One is arranged on pedestal 42, and fixture block 51 is fastened with buckle 52 so that overturning lid 41 and pedestal 42 are sealed.
It is fastened with buckle 52 so that overturning lid 41 and pedestal 42 are sealed by fixture block 51, structure is simple, and without additional
Sealed movement, overturning lid 41 is closed with the lid of pedestal 42 can be sealed, easy to operate.
In order to keep overturning lid 41 and pedestal 42 sealed stronger, settable two fixture blocks 51 and buckle 52, so that lid
Two fixture blocks 51 are fastened with two buckles 52 respectively when conjunction, are enhanced sealed dynamics, are enabled structure stronger.
Since the optical sensors such as fiber grating group 32 are easy to be affected by temperature and lead to job insecurity, in order to make
Optical identification part 30 can steady operation, the clamping space wall is provided with thermal insulation layer 43 on face.
By avoiding being provided with thermal insulation layer 43 in clamping space, so that overturning lid 41 and the sealed fixed optics of pedestal 42
When identification elements 30, it is able to maintain that the temperature of the optical identification part 30 in clamping space is stablized, enables optical identification part 30
It is enough to work normally.Thermal insulation layer can be the heat-barrier material connecting with clamping space wall face, such as glass fibre, asbestos, also may be used
To be the insulating moulding coatings such as composite aluminium-magnesium-silicate.
In order to improve the seal degree in clamping space, the clamping space is provided with sealing element 44 on both ends.
By being provided with sealing element 44 on the inner wall at the both ends in clamping space, makes to overturn lid 41 and the lid of pedestal 42 closes
When, sealing element 44 can be pressed on optical identification part 30, i.e. the outside wall surface of protection pipe 33, and then while keeping humidity big liquefied water
Drop cannot flow into clamping space, maintain the stabilization of environment in clamping space, and the temperature for preventing water droplet from enabling optical identification part 30 produces
Changing, enable optical identification part 30 can steady operation, and due to sealing element 44 generally have elasticity with tight with body surface
Closely connected conjunction improves leakproofness, therefore sealing element 44 has buffer capacity, can protect optical identification part 30 in collision.Sealing
Part 44 can be waterproof pad, foam etc..
A kind of system using the above-mentioned optical cable connecting box with optical identification function further includes signal optical source 61, annular
Device 62 and identification module 63, signal optical source 61 are connect with the first port of circulator 62 by optical cable, and the second of circulator 62
Port is connect with the optical cable connecting box by optical cable, and identification module 63 is connect with the third port of circulator 62 by optical cable,
So that the optical signal that signal optical source 61 issues reflects to form Recognition feedback signal by optical cable connecting box and is transmitted to identification module 63.
Signal optical source 61 outputs optical signals to optical cable connecting box, and optical signal is transmitted through lightguide cable link, when by cable connection
When box, signal portions are reflected by fiber grating group 32 and form Recognition feedback signal, and Recognition feedback signal is through former lightguide cable link
After being transmitted to identification module 63 and decoding, unique number can be obtained, may determine that optical cable corresponding with number connects according to number
Continuous box and lightguide cable link connected to it work normally, conversely, it is anti-to check in the identification being not received by according to record data
The corresponding coding of feedback signal, and can determine whether the corresponding optical cable connecting box failure of the coding or route connected to it damage, with
Aforesaid way can be in lightguide cable link failure, quick fault location, without checking one by one on the spot, save manpower and when
Between.
Due to lightguide cable link can two-way propagation signal, in order to prevent Recognition feedback signal be transmitted to signal optical source 61 or letter
The optical signal that number light source 61 emits is directly transferred to identification module 63, thus is provided with circulator 62.Circulator 62 is by the inner
The optical signal direction in portion can only be transferred to second port from first port, second port be transferred to third port one-way transmission it is special
Property, the optical signal that signal optical source 61 can be made to emit can only be transmitted to optical cable connecting box, the Recognition feedback of optical cable connecting box reflection
Signal can only be transmitted to identification module 63, to avoid the optical signal transmitted in lightguide cable link chaotic, maintain system the operation is stable.
Multiple optical cable connecting boxes can be connected by optical cable to extend the length of total lightguide cable link, at this time when lightguide cable link event
When barrier, can learn which node does not have feedback signal in series circuit according to Recognition feedback signal, to repair lightguide cable link.Together
When optical cable connecting box in multiple optical identification parts 30 can be set make optical cable to enable optical cable connecting box that can connect a plurality of optical cable
It is interconnected to form reticular structure between splice tray, is more in line with actual use situation, to satisfy the use demand, optical cable at this time
Number corresponding to multiple optical identification parts 30 in splice tray answers difference, can learn being which specific bar optical cable according to number
Line fault, the case where avoiding number corresponding a plurality of lightguide cable link.
Above-described embodiment is preferred embodiment of the invention, and the present invention can also have other embodiments.The technology of this field
Personnel can also make equivalent deformation or replacement on the premise of without prejudice to spirit of the invention, these equivalent variation or replacement are wrapped
It is contained in range set by the claim of this application.
Claims (10)
1. a kind of optical cable connecting box with optical identification function characterized by comprising box body (10) is arranged in box body
(10) optical fiber thermoconnecting tray (20) on and the optical identification part (30) being connect with optical fiber thermoconnecting tray (20), optical fiber thermoconnecting tray (20)
For fixing optical cable, optical identification part (30) is connect with optical cable, and optical identification part (30) is capable of reflecting light the optical signal in cable simultaneously
Form Recognition feedback signal.
2. a kind of optical cable connecting box with optical identification function according to claim 1, it is characterised in that: the optics
Identification elements (30) includes the fiber grating group (32) of the fiber segment (31) connecting with optical cable and setting in fiber segment (31), light
Fine grating group (32) is capable of reflecting light signal and forms Recognition feedback signal.
3. a kind of optical cable connecting box with optical identification function according to claim 2, it is characterised in that: the optics
Identification elements (30) further includes the protection pipe (33) being set on the fiber segment (31).
4. a kind of optical cable connecting box with optical identification function according to any one of claims 1 to 3, it is characterised in that:
It is provided with fixing seat (40) on the optical fiber thermoconnecting tray (20), the optical identification part (30) passes through fixing seat (40) and optical fiber welding
It is detachably connected to connect disk (20).
5. a kind of optical cable connecting box with optical identification function according to claim 4, it is characterised in that: the fixation
Seat (40) include be arranged pedestal (42) on optical fiber thermoconnecting tray (20), with the overturning lid (41) of pedestal (42) rotation connection and
Removable connector (50), overturning lid (41) can rotate lid with pedestal (42) and merge and overturn between lid (41) and pedestal (42)
Form the clamping space that can be accommodated the optical identification part (30) and optical cable is allowed to pass through, overturning lid (41) and pedestal (42)
Overturning lid (41) is sealed by removable connector (50) and pedestal (42) when lid closes.
6. a kind of optical cable connecting box with optical identification function according to claim 5, it is characterised in that: the pedestal
(42) it is integrally formed with the optical fiber thermoconnecting tray (20).
7. a kind of optical cable connecting box with optical identification function according to claim 5, it is characterised in that: described removable
Unloading connector (50) includes fixture block (51) and buckle (52), and the fixture block (51) and buckle (52), one setting are covered in overturning
(41) another to be arranged on pedestal (42) on, fixture block (51) and buckle (52) fastening are so that overturning lid (41) and pedestal (42) is locked
It closes.
8. a kind of optical cable connecting box with optical identification function according to claim 5, it is characterised in that: the clamping
Thermal insulation layer (43) are provided on space wall face.
9. a kind of optical cable connecting box with optical identification function according to claim 5, it is characterised in that: the clamping
Sealing element (44) are provided on the both ends of space.
10. a kind of system using any optical cable connecting box with optical identification function of claim 1 to 9, special
Sign is: it further include signal optical source (61), circulator (62) and identification module (63), signal optical source (61) and circulator (62)
First port connected by optical cable, the second port of circulator (62) connect with the optical cable connecting box by optical cable, identification
Module (63) is connect with the third port of circulator (62) by optical cable, so that the optical signal that signal optical source (61) issues is by optical cable
Splice tray reflects to form Recognition feedback signal and is transmitted to identification module (63).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910170137.4A CN109946801A (en) | 2019-03-07 | 2019-03-07 | Optical cable splice closure with optical identification function and system applying same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910170137.4A CN109946801A (en) | 2019-03-07 | 2019-03-07 | Optical cable splice closure with optical identification function and system applying same |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109946801A true CN109946801A (en) | 2019-06-28 |
Family
ID=67009232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910170137.4A Pending CN109946801A (en) | 2019-03-07 | 2019-03-07 | Optical cable splice closure with optical identification function and system applying same |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109946801A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111865405A (en) * | 2020-06-22 | 2020-10-30 | 中山水木光华电子信息科技有限公司 | Protection system, method and device for optical fiber coding and storage medium |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000134153A (en) * | 1998-10-26 | 2000-05-12 | Nec Corp | Pds optical line supervisory system |
CN201107439Y (en) * | 2007-11-19 | 2008-08-27 | 通光集团有限公司 | Optic cable connection box water penetration fault on-line testing apparatus |
CN201508279U (en) * | 2009-07-21 | 2010-06-16 | 深圳太辰光通信有限公司 | Optical-fiber circuit detecting unit and system thereof |
CN106597618A (en) * | 2016-10-09 | 2017-04-26 | 中国人民解放军63835部队 | Optical fiber splice closure with differential micro-bending inductor |
CN108322253A (en) * | 2018-04-17 | 2018-07-24 | 中山水木光华电子信息科技有限公司 | A kind of optical fiber cable for field operation intelligent link head and its identifying and diagnosing localization method, system |
CN207832116U (en) * | 2017-12-27 | 2018-09-07 | 中国移动通信集团山东有限公司 | A kind of fiber cable cross connection box collapse state detection sensor |
CN108880668A (en) * | 2018-07-30 | 2018-11-23 | 北京交通大学 | A kind of railway optical cable real-time monitoring system for state and method |
CN109347546A (en) * | 2018-11-01 | 2019-02-15 | 中国电力科学研究院有限公司 | A method of it is diagnosed for Cable's Fault |
CN209640552U (en) * | 2019-03-07 | 2019-11-15 | 中山水木光华电子信息科技有限公司 | Optical cable splice closure with optical identification function and system applying same |
-
2019
- 2019-03-07 CN CN201910170137.4A patent/CN109946801A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000134153A (en) * | 1998-10-26 | 2000-05-12 | Nec Corp | Pds optical line supervisory system |
CN201107439Y (en) * | 2007-11-19 | 2008-08-27 | 通光集团有限公司 | Optic cable connection box water penetration fault on-line testing apparatus |
CN201508279U (en) * | 2009-07-21 | 2010-06-16 | 深圳太辰光通信有限公司 | Optical-fiber circuit detecting unit and system thereof |
CN106597618A (en) * | 2016-10-09 | 2017-04-26 | 中国人民解放军63835部队 | Optical fiber splice closure with differential micro-bending inductor |
CN207832116U (en) * | 2017-12-27 | 2018-09-07 | 中国移动通信集团山东有限公司 | A kind of fiber cable cross connection box collapse state detection sensor |
CN108322253A (en) * | 2018-04-17 | 2018-07-24 | 中山水木光华电子信息科技有限公司 | A kind of optical fiber cable for field operation intelligent link head and its identifying and diagnosing localization method, system |
CN108880668A (en) * | 2018-07-30 | 2018-11-23 | 北京交通大学 | A kind of railway optical cable real-time monitoring system for state and method |
CN109347546A (en) * | 2018-11-01 | 2019-02-15 | 中国电力科学研究院有限公司 | A method of it is diagnosed for Cable's Fault |
CN209640552U (en) * | 2019-03-07 | 2019-11-15 | 中山水木光华电子信息科技有限公司 | Optical cable splice closure with optical identification function and system applying same |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111865405A (en) * | 2020-06-22 | 2020-10-30 | 中山水木光华电子信息科技有限公司 | Protection system, method and device for optical fiber coding and storage medium |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102089618B (en) | Temperature-compensated fibre optic strain gauge | |
CN209640552U (en) | Optical cable splice closure with optical identification function and system applying same | |
US9618421B2 (en) | Method and optical shield for detecting tampering | |
CN109946801A (en) | Optical cable splice closure with optical identification function and system applying same | |
CN104236597A (en) | Light sensor, light sensor assembly and monitoring device | |
JP2009511972A (en) | Optical fiber package and manufacturing method thereof | |
CN101311760B (en) | Optical fiber connector | |
US20100026992A1 (en) | System and method for built-in testing of a fiber optic transceiver | |
US20100034225A1 (en) | Projection display apparatus | |
CN108801597A (en) | A kind of fault alarm method of fiber optic communication pipeline | |
CN205593908U (en) | Linear light journey air chamber with stabilize packaging structure | |
WO2008088577A1 (en) | Reducing heating from non-coupled light in power transmitting optical fibers | |
GB2145515A (en) | Crack or strain monitor systems | |
CN106461880A (en) | Fiber coupling module | |
GB2145516A (en) | Crack or strain monitors | |
CN102401700A (en) | Single-end temperature measurement sensor for fiber Bragg grating | |
CN209608663U (en) | A kind of intelligence optical link automatic switchover system | |
CN201567001U (en) | Fire detecting system for oil tank | |
CN202433038U (en) | Surface-type double-layer packaged fiber bragg grating sensor | |
US20220127803A1 (en) | Long-service-life PWS Cable with Replaceable Sleeve and Shielding gas | |
CN210953187U (en) | Connecting mechanism of optical fiber pressure gauge suitable for shaft installation | |
CN114019628B (en) | Long-distance sensing optical fiber protection device and protection method | |
JP2007174597A (en) | Optical cable line with line monitoring device, optical cable line, and fusing point detection method for optical cable line | |
CN108759911A (en) | A kind of component optics unique identification and operational monitoring method based on optical fiber code | |
CN209746176U (en) | optical fiber bidirectional grating reflector based on SC joint |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |