CN218865462U - Optical cable fiber core monitoring system - Google Patents
Optical cable fiber core monitoring system Download PDFInfo
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- CN218865462U CN218865462U CN202223432749.2U CN202223432749U CN218865462U CN 218865462 U CN218865462 U CN 218865462U CN 202223432749 U CN202223432749 U CN 202223432749U CN 218865462 U CN218865462 U CN 218865462U
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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Abstract
The utility model discloses an optical cable fiber core monitoring system, which comprises an optical fiber gating device to be detected and an optical fiber detection equipment gating device, wherein the optical fiber gating device to be detected comprises a first shell, a plurality of first optical fiber joints and second optical fiber joints for connecting optical fibers to be detected are arranged on the first shell, and a first reflector which is arranged corresponding to the first optical fiber joints is connected with a first linear motor for driving the first reflector to reciprocate along the Z-axis direction; the gating device of the optical fiber detection equipment comprises a second shell, wherein a plurality of third optical fiber connectors and fourth optical fiber connectors which are used for being connected with the optical fiber detection equipment are arranged on the second shell, the second optical fiber connectors are connected with the fourth optical fiber connectors through optical fibers, and a second reflecting mirror which is arranged corresponding to the third optical fiber connectors is connected with a second linear motor which drives the second linear motor to reciprocate along the Z-axis direction. The utility model discloses can control each optical fiber detection equipment intercommunication optic fibre that awaits measuring in proper order to can be in proper order to a plurality of optical fiber detection that await measuring, greatly reduce the dismouting number of times, improve detection efficiency.
Description
Technical Field
The utility model relates to an optical cable detects technical field, especially relates to an optical cable fibre core monitoring system.
Background
With the use of short-distance optical communication systems increasing, the optical cable loss caused by various factors is increasing and is difficult to avoid, and especially after the optical fiber is laid, the optical fiber loss at a certain point or certain points often changes greatly or even breaks due to human activities or other environmental factors. It is also becoming more and more important to be able to measure the loss of the entire optical fiber accurately in time during the optical fiber distribution and use.
The current method for measuring the fiber loss is OTDR (optical time domain reflectometer), which uses rayleigh scattering of pulsed laser in the fiber to measure the reflected light, and gives the optical loss at different distances from the emitting point according to the time difference and optical power of the reflected light. But the precision is poor, and more accurate fault location is often required to be carried out by matching with other measures or manually. Therefore, the optical fiber to be detected needs to be communicated with different devices in sequence, and a large amount of time is consumed for disassembling and assembling the optical fiber, so that the detection efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides an optical cable fibre core monitoring system for solve above-mentioned dismouting optic fibre and will consume a large amount of time, influence detection efficiency's technical problem.
In order to achieve the above object of the present invention, the present invention provides an optical cable fiber core monitoring system, including a fiber gating device to be tested and a fiber detection device gating device, the fiber gating device to be tested includes a first housing having a first internal cavity, the first housing is provided with a plurality of first fiber joints and a second fiber joint for connecting fibers to be tested, the optical axis of each first fiber joint and the optical axis of the second fiber joint are all located in the same plane, and the optical axis of each first fiber joint is perpendicular to the optical axis of the second fiber joint, the first internal cavity is provided with first reflectors corresponding to the first fiber joints one by one, the optical axis of each first fiber joint is an X axis, the optical axis of the second fiber joint is a Y axis, each first reflector is connected to a first linear motor for driving the first linear motor to reciprocate along the Z axis direction, the motor shaft of the first linear motor extends and retracts along the Z axis direction, each first reflector is fixedly connected to the motor shaft of the corresponding first linear motor, when the first linear motor extends, the first linear motor is located at the position corresponding to the optical axis of the first fiber joint, the first fiber joint and the second fiber joint, the optical axis of the first optical joint is used for reflecting mirror to the second optical fiber joint; when the motor shaft of the first linear motor retracts, the first reflector and the motor shaft deviate to one side of the optical axis of the second optical fiber connector;
the gating device of the optical fiber detection equipment comprises a second shell with a second internal cavity, wherein the second shell is provided with a plurality of third optical fiber joints and a fourth optical fiber joint which are used for connecting the optical fiber detection equipment, the second optical fiber joints are connected with the fourth optical fiber joints through optical fibers, the optical axis of each third optical fiber joint and the optical axis of each fourth optical fiber joint are located in the same plane, the optical axis of each third optical fiber joint is perpendicular to the optical axis of the fourth optical fiber joint, second reflectors which are arranged in one-to-one correspondence with the third optical fiber joints are arranged in the second internal cavity, the optical axis of each third optical fiber joint is taken as an X axis, the optical axis of each fourth optical fiber joint is taken as a Y axis, each second reflector is connected with a second linear motor which drives the second linear motor to reciprocate along the Z axis direction, a motor shaft of the second linear motor stretches along the Z axis, each second reflector is fixedly connected with a motor shaft of the corresponding second linear motor, and when the motor shaft of the second linear motor extends out, the second reflectors are located at the intersection of the optical axis of the corresponding third optical fiber joints and the optical fiber joints, and the optical fibers of the second reflectors or the corresponding optical fiber joints are used for reflecting the light emitted from the third optical fiber joints to the fourth optical fiber joints or the third optical fiber joints; when the motor shaft of the second linear motor retracts, the second reflecting mirror and the motor shaft are deviated to one side of the optical axis of the fourth optical fiber connector.
When the optical fiber detection device is used, each first optical fiber connector is connected with an optical fiber to be detected, and each third optical fiber connector is connected with an optical fiber detection device. When any optical fiber to be detected needs to be detected, the optical fiber to be detected is communicated with the second optical fiber connector through the corresponding first reflecting mirror. Specifically, a first reflector corresponding to a first optical fiber connector connected with the optical fiber to be detected is arranged at the intersection of the optical axis of the first optical fiber connector and the optical axis of a second optical fiber connector under the driving of a first linear motor, so that the optical fiber to be detected is communicated with the second optical fiber connector through the first reflector corresponding to the optical fiber to be detected. And then, sequentially controlling each optical fiber detection device to be communicated with the fourth optical fiber joint through the second reflector, namely, sequentially controlling each optical fiber detection device to be communicated with the optical fiber to be detected, and sequentially detecting the optical fiber to be detected by each optical fiber detection device. Specifically, a second reflecting mirror corresponding to a third optical fiber connector connected with one optical fiber detection device is driven by a second linear motor and is arranged at the intersection of the optical axis of the third optical fiber connector and the optical axis of a fourth optical fiber connector, so that the optical fiber detection device is communicated with the fourth optical fiber connector through the second reflecting mirror, and meanwhile, the second optical fiber connector is connected with the fourth optical fiber connector through an optical fiber, so that the optical fiber detection device is communicated with the optical fiber to be detected, and the detection is realized; then the second reflector corresponding to the optical fiber detection equipment is retracted, and the second reflector corresponding to the other optical fiber detection equipment extends out, so that the communication between the other optical fiber detection equipment and the optical fiber to be detected is realized, and the optical fiber to be detected can be detected by each optical fiber detection equipment in sequence by repeating the steps. After one optical fiber to be detected is detected, the first reflector corresponding to the optical fiber to be detected is retracted, the first reflector corresponding to the other optical fiber to be detected is extended out to detect the optical fiber to be detected, and the steps are repeated so as to realize detection on the optical fibers to be detected in sequence.
Optionally, the optical fiber detection device is an Optical Time Domain Reflectometer (OTDR), an Optical Loss Tester (OLTS), a distributed optical fiber acoustic sensing system (DAS), or a distributed optical fiber temperature measurement system (DTS).
Optionally, a motor shaft of each first linear motor is sleeved with a first guide shaft sleeve, and the first guide shaft sleeves are fixedly connected with the first shell through a connecting piece. Guarantee motor shaft motion strictly along Z axle direction through setting up first direction axle sleeve, and then guarantee that first speculum is in the intersection of first optical fiber splice's optical axis and second optical fiber splice's optical axis.
Optionally, a motor shaft of each second linear motor is sleeved with a second guide shaft sleeve, and the second guide shaft sleeves are fixedly connected with the second shell through a connecting piece. The motor shaft is guaranteed to move strictly along the Z-axis direction by the aid of the second guide shaft sleeve, and the second reflector is guaranteed to be located at the intersection of the optical axis of the third optical fiber connector and the optical axis of the fourth optical fiber connector.
Preferably, the number of the first optical fiber connectors is four.
Preferably, the number of the third optical fiber connectors is four, and the four third optical fiber connectors are respectively connected to an Optical Time Domain Reflectometer (OTDR), an Optical Loss Tester (OLTS), a distributed optical fiber acoustic sensing system (DAS), and a distributed optical fiber temperature measurement system (DTS). Therefore, the optical fiber power loss state can be rapidly detected through optical fiber power monitoring (OPM), the total loss state of the optical cable is determined, the actual loss of the optical cable can be determined through the accurate measurement of optical cable loss monitoring (OTDR), the actual loss of the optical cable can be determined, the position of specific large loss can be generated, the vibration condition outside the optical cable can be monitored through a distributed optical fiber acoustic sensing system (DAS), the position of the optical fiber, where a problem is about to occur, can be predicted, or the external construction position can be determined, and therefore the construction of the influence can be urgently stopped. Finally, faults such as fire and freezing of the optical cable can be recorded through temperature measurement through a distributed optical fiber temperature measurement system (DTS), and all external information can be calculated quickly through quick fusion of the information, so that the optical cable is protected better.
Optionally, the first optical fiber connector, the second optical fiber connector, the third optical fiber connector and the third optical fiber connector may all adopt commercially available optical fiber quick-connection female plugs or optical fiber quick-connection male plugs.
The embodiment of the utility model provides an in one or more technical scheme, following technological effect or advantage have at least:
the utility model discloses can control each optical fiber detection equipment intercommunication optic fibre that awaits measuring in proper order, realize detecting to the optic fibre that awaits measuring in proper order by each optical fiber detection equipment to can realize detecting to a plurality of optic fibres that await measuring in proper order, the dismouting number of times of the optic fibre that awaits measuring that can very big reduction improves detection efficiency.
The utility model discloses the degradation condition of monitoring optical cable fibre core index forecasts optical cable trouble hidden danger in advance, in time discovers the unexpected interrupt of optical cable to reduce the incidence that the optical cable was unexpected to be interrupted, shorten the fault time of optical cable.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the top view structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
With reference to fig. 1 and 2, an embodiment of the present invention provides an optical cable fiber core monitoring system, including an optical fiber gating device 100 to be tested and an optical fiber detection device gating device 200, where the optical fiber gating device 100 to be tested includes a first housing 101 having a first internal cavity, the first housing 101 is provided with a plurality of first optical fiber connectors 102 and a second optical fiber connector 103 for connecting an optical fiber 300 to be tested, an optical axis of each first optical fiber connector 102 and an optical axis of the second optical fiber connector 103 are located in the same plane, the optical axis of each first optical fiber connector 102 is perpendicular to the optical axis of the second optical fiber connector 103, the first internal cavity is provided with first linear motors 105 for driving the first optical fiber connectors 102 to reciprocate along the Z axis direction, a motor shaft of the first linear motor 105 extends along the Z axis direction, each first reflective mirror 104 is connected with the first linear motor 105 corresponding to the first optical fiber connector 103, and the first optical fiber connector 102 is connected to the second optical fiber connector 102, and the first linear motor 104 is used for reflecting the first optical fiber connector 102 and the second optical fiber connector 102 to the optical fiber connector 102 when the first optical connector 102 and the second optical fiber connector 102 are connected to the first linear motor shaft; when the motor shaft of the first linear motor 105 retracts, the first reflector 104 and the motor shaft both deviate to one side of the optical axis of the second optical fiber connector 103;
the gating device 200 for the optical fiber detection equipment comprises a second shell 201 with a second internal cavity, a plurality of third optical fiber joints 202 and a fourth optical fiber joint 203 which are used for connecting the optical fiber detection equipment 400 are arranged on the second shell 201, the second optical fiber joint 103 is connected with the fourth optical fiber joint 203 through optical fibers, the optical axis of each third optical fiber joint 202 and the optical axis of the fourth optical fiber joint 203 are located in the same plane, the optical axis of each third optical fiber joint 202 is perpendicular to the optical axis of the fourth optical fiber joint 203, second reflectors 204 which are arranged in one-to-one correspondence with the third optical fiber joints 202 are arranged in the second internal cavity, the optical axis of each third optical fiber joint 202 is used as an X axis, the optical axis of the fourth optical fiber joint 203 is used as a Y axis, each second reflector 204 is connected with a second linear motor 205 which drives the second linear motor to reciprocate along the Z axis direction, a motor shaft of each second linear motor 205 extends and retracts along the Z axis direction, each second reflector 204 is fixedly connected with a motor shaft of the corresponding second linear motor 205, when the second linear motor 205 extends, the second reflector 204 is located at a position where the corresponding optical fiber joint 202 of the third optical fiber joint 202 and the corresponding optical fiber joint 204 is used for reflecting light from the outgoing light of the third optical fiber joint 202 to the fourth optical fiber joint 204; when the motor shaft of the second linear motor 205 is retracted, the second mirror 204 and the motor shaft are both deviated to one side of the optical axis of the fourth optical fiber connector 203.
When in use, each first optical fiber connector 102 is connected to one optical fiber 300 to be tested, and each third optical fiber connector 202 is connected to one optical fiber detection device 400. When any optical fiber 300 to be tested needs to be tested, the optical fiber 300 to be tested is communicated with the second optical fiber connector 103 through the corresponding first reflecting mirror 104. Specifically, the first reflector 104 corresponding to the first optical fiber connector 102 connected to the optical fiber 300 to be tested is driven by the first linear motor 105 to be disposed at the intersection of the optical axis of the first optical fiber connector 102 and the optical axis of the second optical fiber connector 103, so that the optical fiber 300 to be tested is communicated with the second optical fiber connector 103 through the corresponding first reflector 104. Then, the optical fiber detection devices 400 are sequentially controlled to communicate with the fourth optical fiber connector 203 through the second reflecting mirror 204, that is, the optical fiber detection devices 400 are sequentially controlled to communicate with the optical fiber 300 to be detected, and the optical fiber 300 to be detected is sequentially detected by the optical fiber detection devices 400. Specifically, the second mirror 204 corresponding to the third optical fiber connector 202 connected to one optical fiber detection device 400 is driven by the second linear motor 205 and is disposed at the intersection of the optical axis of the third optical fiber connector 202 and the optical axis of the fourth optical fiber connector 203, so that the optical fiber detection device 400 is communicated with the fourth optical fiber connector 203 through the second mirror 204, and meanwhile, the second optical fiber connector 103 is connected with the fourth optical fiber connector 203 through an optical fiber, so that the optical fiber detection device 400 is communicated with the optical fiber 300 to be detected, and detection is realized; then the second reflecting mirror 204 corresponding to the optical fiber detection device 400 is retracted, and the second reflecting mirror 204 corresponding to another optical fiber detection device 400 is extended to realize the communication between another optical fiber detection device 400 and the optical fiber 300 to be detected, so that the optical fiber 300 to be detected can be detected by each optical fiber detection device 400 in sequence. After one optical fiber 300 to be detected is detected, the first reflector 104 corresponding to the optical fiber 300 to be detected is retracted, and the first reflector 104 corresponding to the other optical fiber 300 to be detected is extended, so as to detect the optical fiber 300 to be detected, and the steps are repeated, so that the detection of each optical fiber 300 to be detected can be realized in sequence.
Optionally, the optical fiber detection device 400 is an Optical Time Domain Reflectometer (OTDR), an Optical Loss Tester (OLTS), a distributed optical fiber acoustic sensing system (DAS), or a distributed optical fiber temperature measurement system (DTS).
Optionally, a motor shaft of each first linear motor 105 is sleeved with a first guide shaft sleeve 106, and the first guide shaft sleeve 106 is fixedly connected with the first casing 101 through a connecting member. The first guide shaft sleeve 106 is arranged to ensure that the motor shaft moves strictly along the Z-axis direction, so as to ensure that the first reflector 104 is located at the intersection of the optical axis of the first optical fiber connector 102 and the optical axis of the second optical fiber connector 103.
Optionally, a motor shaft of each second linear motor 205 is sleeved with a second guide shaft sleeve 206, and the second guide shaft sleeve 206 is fixedly connected with the second housing 201 through a connecting member. The second guiding shaft sleeve 206 is arranged to ensure that the motor shaft moves strictly along the Z-axis direction, so as to ensure that the second reflecting mirror 204 is located at the intersection of the optical axis of the third optical fiber connector 202 and the optical axis of the fourth optical fiber connector 203.
Preferably, the number of the first optical fiber connectors 102 is four.
Preferably, the number of the third optical fiber connectors 202 is four, and the four third optical fiber connectors 202 are respectively connected to an Optical Time Domain Reflectometer (OTDR), an Optical Loss Tester (OLTS), a distributed optical fiber acoustic sensing system (DAS), and a distributed optical fiber temperature measuring system (DTS). Therefore, the optical fiber power loss state can be rapidly detected through optical fiber power monitoring (OPM), the total loss state of the optical cable is determined, the actual loss of the optical cable can be determined through the accurate measurement of optical cable loss monitoring (OTDR), the actual loss of the optical cable can be determined, the position of specific large loss can be generated, the vibration condition outside the optical cable can be monitored through a distributed optical fiber acoustic sensing system (DAS), the position of the optical fiber, where a problem is about to occur, can be predicted, or the external construction position can be determined, and therefore the construction of the influence can be urgently stopped. Finally, faults such as fire, freezing and the like of the optical cable can be recorded through temperature measurement through a distributed optical fiber temperature measurement system (DTS), and all external information can be calculated quickly through the quick fusion of the information, so that the optical cable is protected better.
Optionally, the first optical fiber connector 102, the second optical fiber connector 103, the third optical fiber connector 202 and the third optical fiber connector 202 may all adopt a commercially available optical fiber quick-connection female plug or an optical fiber quick-connection male plug.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" or "comprises" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The use of the words first, second, third, etc. do not denote any order, but rather the words are to be construed as names.
All features disclosed in this specification, except features that are mutually exclusive, may be combined in any way.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.
Claims (7)
1. An optical cable fiber core monitoring system is characterized by comprising an optical fiber gating device to be detected and an optical fiber detection equipment gating device, wherein the optical fiber gating device to be detected comprises a first shell with a first internal cavity, a plurality of first optical fiber joints and a second optical fiber joint which are used for connecting optical fibers to be detected are arranged on the first shell, the optical axes of the first optical fiber joints and the optical axis of the second optical fiber joint are located in the same plane, the optical axis of each first optical fiber joint is perpendicular to the optical axis of the second optical fiber joint, first reflectors which are arranged in one-to-one correspondence with the first optical fiber joints are arranged in the first internal cavity, the optical axis of the first optical fiber joint is used as an X axis, the optical axis of the second optical fiber joint is used as a Y axis, each first reflector is connected with a first linear motor which drives the first linear motor to reciprocate along the Z axis direction, the motor shaft of the first linear motor stretches along the Z axis, each first reflector is fixedly connected with the motor shaft of the corresponding first linear motor, when the motor shaft of the first linear motor extends out, the first reflector is located at the position where the corresponding first optical fiber joint intersects with the optical fiber joint, and the second optical fiber joint, and the optical fiber joint is used for reflecting light from the first optical fiber joint to the second optical fiber joint; when the motor shaft of the first linear motor retracts, the first reflector and the motor shaft deviate to one side of the optical axis of the second optical fiber connector;
the gating device of the optical fiber detection equipment comprises a second shell with a second internal cavity, wherein the second shell is provided with a plurality of third optical fiber joints and a fourth optical fiber joint which are used for connecting the optical fiber detection equipment, the second optical fiber joints are connected with the fourth optical fiber joints through optical fibers, the optical axis of each third optical fiber joint and the optical axis of each fourth optical fiber joint are located in the same plane, the optical axis of each third optical fiber joint is perpendicular to the optical axis of the fourth optical fiber joint, second reflectors which are arranged in one-to-one correspondence with the third optical fiber joints are arranged in the second internal cavity, the optical axis of each third optical fiber joint is taken as an X axis, the optical axis of each fourth optical fiber joint is taken as a Y axis, each second reflector is connected with a second linear motor which drives the second linear motor to reciprocate along the Z axis direction, a motor shaft of the second linear motor stretches along the Z axis, each second reflector is fixedly connected with a motor shaft of the corresponding second linear motor, and when the motor shaft of the second linear motor extends out, the second reflectors are located at the intersection of the optical axis of the corresponding third optical fiber joints and the optical fiber joints, and the optical fibers of the second reflectors or the corresponding optical fiber joints are used for reflecting the light emitted from the third optical fiber joints to the fourth optical fiber joints or the third optical fiber joints; when the motor shaft of the second linear motor retracts, the second reflecting mirror and the motor shaft are deviated to one side of the optical axis of the fourth optical fiber connector.
2. An optical cable core monitoring system as claimed in claim 1 wherein the optical fibre detection device is an optical time domain reflectometer, an optical loss tester, a distributed optical fibre acoustic sensing system or a distributed optical fibre temperature measurement system.
3. An optical cable core monitoring system as claimed in claim 1, wherein each first linear motor has a motor shaft sleeved with a first guide sleeve, and the first guide sleeve is fixedly connected to the first housing through a connecting member.
4. An optical cable core monitoring system as claimed in claim 1, wherein each second linear motor has a second guide sleeve sleeved on its motor shaft, and the second guide sleeve is fixedly connected to the second housing through a connecting member.
5. An optical cable core monitoring system as claimed in claim 1 wherein said first optical fibre splices are four in number.
6. An optical cable core monitoring system as claimed in claim 1 or 5, wherein the number of the third optical fiber connectors is four, and the four third optical fiber connectors are respectively connected to the optical time domain reflectometer, the optical loss tester, the distributed optical fiber acoustic sensing system and the distributed optical fiber temperature measuring system.
7. An optical cable core monitoring system as claimed in claim 1 wherein said first, second, third and third optical fibre splices are each a fibre-optic quick connect female plug or a fibre-optic quick connect male plug.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223432749.2U CN218865462U (en) | 2022-12-21 | 2022-12-21 | Optical cable fiber core monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223432749.2U CN218865462U (en) | 2022-12-21 | 2022-12-21 | Optical cable fiber core monitoring system |
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| CN218865462U true CN218865462U (en) | 2023-04-14 |
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| CN202223432749.2U Active CN218865462U (en) | 2022-12-21 | 2022-12-21 | Optical cable fiber core monitoring system |
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