CN203800937U - Optical cable fault point positioning auxiliary device - Google Patents
Optical cable fault point positioning auxiliary device Download PDFInfo
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- CN203800937U CN203800937U CN201420084548.4U CN201420084548U CN203800937U CN 203800937 U CN203800937 U CN 203800937U CN 201420084548 U CN201420084548 U CN 201420084548U CN 203800937 U CN203800937 U CN 203800937U
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- optical cable
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Abstract
The utility model discloses an optical cable fault point positioning auxiliary device comprising an optical cable joint box intelligent device and a signal scanning device. The optical cable joint box intelligent device is internally provided with two sets of signal devices respectively. The signal scanning device is connected with a GIS system. The corresponding signal devices are scanned by the signal scanning device and the optical cable joint box intelligent device is displayed on a geographical position via the GIS system. An optical cable fault can be more accurately geographically positioned (so that one-dimensional optical cable fault point can be converted into the confirmable two-dimensional one) on the basis of the optical cable fault geographical positioning technology, optical cable operation maintenance capability can be enhanced, and optical cable fault processing time can be saved. The optical cable fault point positioning auxiliary device is simple in principle and structure and convenient to implement, and can be applied to an optical fiber online monitoring system, an optical fiber fault positioning system, an optical fiber daily maintenance management system and an ambient temperature monitoring system.
Description
Technical field
The utility model relates to a kind of positioning auxiliary device of fault points of optical cables, belongs to optical cable maintenance technical field.
Background technology
In Cable's Fault geo-location, it is the most important work that Cable's Fault is processed that Cable's Fault is accurately navigated to less geographic area, but because the actual laying of optical cable and theoretical geographical position do not match (in actual process of deployment, the laying of optical cable can not be laid according to design route completely, comprise and there will be bending or because landform reason causes bending, make its specific geographic paving location uncertain, especially the later stage is due to extraneous factor (while needing mobile optical cable as Urban renewal or while increasing optical cable), make not only to can not determine its particular geographic location, and the cable length between each connector box be can not determine), cause after the later stage, optical cable broke down, can only know that fault points of optical cables appears at the distance with respect to initial point (this initial point be the arbitrary position that is set in actual optical cable for people) of actual optical cable, fault points of optical cables geographical position is determined more difficult, for optical cable repairing in real time brings huge difficulty.
Summary of the invention
The purpose of this utility model is: a kind of positioning auxiliary device of fault points of optical cables is provided, can effectively the geographical position of fault points of optical cables be determined in minimum interval range, the optical cable greatly alleviating is the difficulty of repairing in real time, to overcome the deficiencies in the prior art.
The technical solution of the utility model
A kind of positioning auxiliary device of fault points of optical cables, comprise cable splice closure intelligent apparatus, signal scanning device and generalized information system, in cable splice closure intelligent apparatus, be respectively equipped with two cover signallings, signal scanning device is connected with generalized information system, and signal scanning device scans respective signal device and by generalized information system, cable splice closure intelligent apparatus is presented on geographical position.
In the positioning auxiliary device of aforesaid fault points of optical cables, described cable splice closure intelligent apparatus is arranged on each connector box on cable line, and cable splice closure intelligent apparatus is connected with the monitoring fibre core in cable line, by being arranged on each connector box, realization shows the segmentation of cable line, and each connector box place is the node in this positioning auxiliary device, utilize generalized information system to show.
In the positioning auxiliary device of aforesaid fault points of optical cables, described signalling comprises grating fibers and radio-frequency (RF) device, in grating fibers both sides, be provided with and the optical fiber splice of monitoring fibre core and being connected, the fiber grating that employing is easy to optical fiber compatibility is connected as signalling and with monitoring fibre core, and according to the unicity of fiber grating, can effectively distinguish each cable splice closure intelligent apparatus, radio-frequency (RF) device is as the second cover signalling, radio-frequency (RF) device also has unicity, thereby realize same connector box place cable splice closure intelligent apparatus on cable line, fiber grating, the mutual correspondence of radio-frequency (RF) device, also realize different connector boxs place cable splice closure intelligent apparatus on cable line, fiber grating, the independence of radio-frequency (RF) device.
In the positioning auxiliary device of aforesaid fault points of optical cables, described signal scanning device comprises corresponding with grating fibers and radio-frequency (RF) device respectively fiber Bragg grating (FBG) demodulator and radio-frequency (RF) device scanning means, fiber Bragg grating (FBG) demodulator and fiber grating and monitoring fibre core form optical cable physical length display system, by fiber Bragg grating (FBG) demodulator scanning fiber bragg grating, the physical length of optical cable is shown by segmentation to (fiber grating is as node, each internodal cable line physical length of demonstration place), radio-frequency (RF) device and radio frequency reading device form the actual geographic position display system of optical cable, after there is Cable's Fault, the actual range (this position refer to fault points of optical cables with respect to the actual range of optical cable initial point) of the monitoring fibre core localization of faults on actual light cable, the fiber grating that the localization of faults is adjacent, according to the correspondence of same connector box place's radio-frequency (RF) device and fiber grating, by the radio-frequency (RF) device scanning means scanning place radio-frequency (RF) device corresponding with fiber grating, the localization of faults is at actual geographic position range, again can be according to the distance of fault point and adjacent fiber grating, continue to dwindle fault point scope, thereby realize location, fault points of optical cables position from one dimension conversion and two dimensional surface, also can utilize the ambient temperature at the temperature characterisitic detecting optical cable place of fiber grating simultaneously.
Owing to adopting technique scheme, compared with prior art, the utility model can be more accurately by Cable's Fault geo-location (one dimension of realizing fault points of optical cables be converted to confirmable two dimension) on Cable's Fault geographic positioning technology, improve optical cable operation maintenance ability, save the Cable's Fault processing time; The utility model principle and simple in structure, it is convenient to implement, and can be used for optical fiber online monitoring system and also can be used for optical fiber failure positioning system, optical fiber regular maintenance management system and Environment temperature supervision system.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is cable splice closure intelligent apparatus structural representations in the utility model.
Being labeled as in accompanying drawing: 1-cable splice closure intelligent apparatus, 2-signalling, 3-signal scanning device, 4-grating fibers, 5-radio-frequency (RF) device, 6-fiber Bragg grating (FBG) demodulator, 7-radio-frequency (RF) device scanning means, 8-GIS system 9-cable line, 10-optical fiber splice.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, but not as to any restriction of the present utility model.
The utility model is constructed according to the localization method of following a kind of fault points of optical cables, on each connector box of cable line, be provided with signalling, in signalling, signal scanning device and cable line, monitor fibre core and form Cable's Fault point positioning system, and utilize generalized information system accurately fault point to be shown on geographical position.
Wherein said Cable's Fault point positioning system comprises two cover subsystems: a set of is optical cable physical length display system, and another set of is the actual geographic position display system of optical cable; Optical cable physical length display system adopts signalling to be connected on the monitoring fibre core in connector box, according to signalling and monitoring fibre core, realize the segmentation demonstration to optical cable physical length, and each intersegmental actual range of demonstration place, each signalling is as the node in optical cable physical length system; The actual geographic position distribution that the actual geographic position display system of optical cable is realized optical cable according to signalling and signal scanning device shows, and each signalling can be used as again the node in the actual geographic position display system of optical cable; Monitoring fibre core in cable line monitors after fault points of optical cables, optical cable physical length display system can be determined fault points of optical cables between these optical cable physical length system two nodes, the actual geographic position display system of optical cable scans the signalling corresponding with these optical cable physical length system two nodes by signal scanning device, again according to the proportionate relationship to corresponding, and can find corresponding fault points of optical cables.
Concrete, in each signalling, include two covers corresponding signal source mutually again independent of one another, a set of is signal source in optical cable physical length display system, another set of is signal source in the actual geographic position display system of optical cable.
In the present embodiment, this signal source is used respectively fiber grating and radio-frequency (RF) device, the fiber grating that employing is easy to optical fiber compatibility is connected as signalling and with monitoring fibre core, and according to the unicity of fiber grating, can effectively distinguish each cable splice closure, radio-frequency (RF) device is as the second cover signalling, radio-frequency (RF) device also has unicity, thereby realizes the mutual correspondence of same connector box place cable splice closure, fiber grating, radio-frequency (RF) device on cable line, also realizes the independence of different connector boxs on cable line.
Fiber Bragg grating (FBG) demodulator and fiber grating and monitoring fibre core form optical cable physical length display system, by fiber Bragg grating (FBG) demodulator scanning fiber bragg grating, the physical length of optical cable is shown by segmentation to (fiber grating is as node, each internodal cable line physical length of demonstration place), radio-frequency (RF) device and radio frequency reading device form the actual geographic position display system of optical cable, after there is Cable's Fault, the actual range (this position refer to fault points of optical cables with respect to the actual range of optical cable initial point) of the monitoring fibre core localization of faults on actual light cable, the fiber grating that the localization of faults is adjacent, according to the correspondence of same connector box place's radio-frequency (RF) device and fiber grating, by the radio-frequency (RF) device scanning means scanning place radio-frequency (RF) device corresponding with fiber grating, the localization of faults is at actual geographic position range, again can be according to the distance of fault point and adjacent fiber grating, continue to dwindle fault point scope, thereby realize location, fault points of optical cables position from one dimension conversion and two dimensional surface, also can utilize the ambient temperature at the temperature characterisitic detecting optical cable place of fiber grating simultaneously.
Principle process is as follows:
One, monitoring fibre core monitors fault points of optical cables, and determines the physical location (this position refer to fault points of optical cables with respect to the actual range of optical cable initial point) of this fault points of optical cables on actual optical cable;
Two, utilize fiber Bragg grating (FBG) demodulator determine the position of fiber grating in actual optical cable and fiber grating is carried out to label, and the adjacent fiber grating of fault points of optical cables is determined to the distance of fault points of optical cables and adjacent fiber grating (and calculate);
Three, utilize the scanning of radio-frequency (RF) device scanning means and the radio-frequency (RF) device of determining that fiber grating is corresponding, utilize generalized information system accurately by really radio-frequency (RF) device be shown on geographical position, can realize dwindle this fault points of optical cables scope (under actual conditions, between the connector box of cable line, spacing is that 3km is to 5km, precision of the present invention just can reach corresponding precision, between precision of the present invention and servicing unit, spacing is directly proportional), and also can suitably with reference to the distance of fault points of optical cables and adjacent fiber grating, dwindle fault point scope.
A kind of constructed auxiliary locator of localization method by appeal fault points of optical cables, comprise cable splice closure intelligent apparatus 1, signal scanning device 3, in cable splice closure intelligent apparatus 1, be respectively equipped with two cover signallings 2, signal scanning device 3 is connected with generalized information system 8, and signal scanning device 3 scans respective signal device 2 and by generalized information system, cable splice closure intelligent apparatus 1 is presented on geographical position.
Wherein said cable splice closure intelligent apparatus 1 is arranged on each connector box on cable line, and cable splice closure intelligent apparatus 1 is connected with the monitoring fibre core in cable line; Described signalling 2 comprises grating fibers 4 and radio-frequency (RF) device 5, in grating fibers 4 both sides, be provided with and the optical fiber splice 10 of monitoring fibre core and being connected, described signal scanning device 3 comprises corresponding with grating fibers 4 and radio-frequency (RF) device 5 respectively fiber Bragg grating (FBG) demodulator 6 and radio-frequency (RF) device scanning means 7.
Claims (4)
1. the positioning auxiliary device of a fault points of optical cables, comprise cable splice closure intelligent apparatus (1), signal scanning device (3), it is characterized in that: in cable splice closure intelligent apparatus (1), be respectively equipped with two cover signallings (2), signal scanning device (3) is connected with generalized information system (8), and signal scanning device (3) scans respective signal device (2) and by generalized information system (8), cable splice closure intelligent apparatus (1) is presented on geographical position.
2. the positioning auxiliary device of fault points of optical cables according to claim 1, it is characterized in that: described cable splice closure intelligent apparatus (1) is arranged on each connector box on cable line, and cable splice closure intelligent apparatus (1) is connected with the monitoring fibre core in cable line.
3. the positioning auxiliary device of fault points of optical cables according to claim 1, it is characterized in that: described signalling (2) comprises grating fibers (4) and radio-frequency (RF) device (5), in grating fibers (4) both sides, be provided with and the optical fiber splice (10) of monitoring fibre core and being connected.
4. the positioning auxiliary device of fault points of optical cables according to claim 1, is characterized in that: described signal scanning device (3) comprises corresponding with grating fibers (4) and radio-frequency (RF) device (5) respectively fiber Bragg grating (FBG) demodulator (6) and radio-frequency (RF) device scanning means (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420084548.4U CN203800937U (en) | 2014-02-27 | 2014-02-27 | Optical cable fault point positioning auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420084548.4U CN203800937U (en) | 2014-02-27 | 2014-02-27 | Optical cable fault point positioning auxiliary device |
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| Publication Number | Publication Date |
|---|---|
| CN203800937U true CN203800937U (en) | 2014-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420084548.4U Withdrawn - After Issue CN203800937U (en) | 2014-02-27 | 2014-02-27 | Optical cable fault point positioning auxiliary device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103812554A (en) * | 2014-02-27 | 2014-05-21 | 李华敏 | Method and auxiliary device for positioning fault point of optical cable |
| CN106330306A (en) * | 2016-11-24 | 2017-01-11 | 国网山西省电力公司忻州供电公司 | GIS-based positioning method for optical cable fault points |
| CN106452570A (en) * | 2016-09-22 | 2017-02-22 | 北京交通大学 | Optical fiber fault detection system and detection method based on optical fiber phase mediation principle |
| CN110648482A (en) * | 2019-09-30 | 2020-01-03 | 武汉理工光科股份有限公司 | Distributed vibration optical cable positioning method and system based on long-distance oil and gas pipeline GIS |
-
2014
- 2014-02-27 CN CN201420084548.4U patent/CN203800937U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103812554A (en) * | 2014-02-27 | 2014-05-21 | 李华敏 | Method and auxiliary device for positioning fault point of optical cable |
| CN103812554B (en) * | 2014-02-27 | 2016-04-06 | 朱惠君 | A kind of localization method of fault points of optical cables and servicing unit |
| CN106452570A (en) * | 2016-09-22 | 2017-02-22 | 北京交通大学 | Optical fiber fault detection system and detection method based on optical fiber phase mediation principle |
| CN106330306A (en) * | 2016-11-24 | 2017-01-11 | 国网山西省电力公司忻州供电公司 | GIS-based positioning method for optical cable fault points |
| CN110648482A (en) * | 2019-09-30 | 2020-01-03 | 武汉理工光科股份有限公司 | Distributed vibration optical cable positioning method and system based on long-distance oil and gas pipeline GIS |
| CN110648482B (en) * | 2019-09-30 | 2021-07-06 | 武汉理工光科股份有限公司 | Distributed vibration optical cable positioning method and system based on long-distance oil and gas pipeline GIS |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHU HUIJUN Free format text: FORMER OWNER: LI HUAMIN Effective date: 20150828 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150828 Address after: 550002 Guizhou Province, Guiyang city Nanming District No. 47 Xiang Jing Sheng concept car water Mingyuan E Building 1 unit 14 floor No. 2 Patentee after: Zhu Huijun Address before: 550002 Guizhou Province, Guiyang city Nanming District No. 4 Xiang Jing Sheng concept car water Mingyuan E Building 1 unit 14 floor No. 2 Patentee before: Li Huamin |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140827 Effective date of abandoning: 20160406 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |