CN208158587U - A kind of optical cable is automatically to fine test macro - Google Patents
A kind of optical cable is automatically to fine test macro Download PDFInfo
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- CN208158587U CN208158587U CN201820378785.XU CN201820378785U CN208158587U CN 208158587 U CN208158587 U CN 208158587U CN 201820378785 U CN201820378785 U CN 201820378785U CN 208158587 U CN208158587 U CN 208158587U
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Abstract
The utility model discloses a kind of optical cables automatically to fine test macro, including distributing frame, automatically to fibre source generator, automatically to fine power receiver, interchanger and handheld terminal, the side of the distributing frame connects automatically to fibre source generator, the other side of the distributing frame connects automatically to fine power receiver, it is described to be connected automatically with interchanger to fibre source generator, automatically to fine power receiver and handheld terminal, in same local area network.The utility model has small in size, light, easy to operate, automatic identification and transmitting terminal optical fiber cable sequence corresponding relationship, and every route optical power value of detection can intuitively see cable wire sequence corresponding relationship and Ge Lu optical signal loss situation by screen.
Description
Technical field
The utility model relates to technical field of optical fiber communication, and in particular to a kind of optical cable is automatically to fine test macro.
Background technique
The realization of electric network protection and stabilizing control system is highly dependent on the communication technology, and especially fiber optic communication is big
Amount is applied to route protection and stabilizing control system.Though existing communication network management system has certain lane testing means,
These are all based on fiber line state and are in the analysis and test made under fine status, occur in optical cable for those bursts
Break after repairing, judges whether every optical fiber restores one-to-one relationship in optical cable, and communication network management is helpless.
Traditional, 2 kinds of methods have been checked to fiber connection points：First is that playing feux rouges letter by visible light source (red light source) one end
Number, it is checked in the other end by naked eyes, a rule looks for correspondence；And red light source method is suitable only for twenty or thirty kilometer apart from optical cable
Line sequence measurement；Second is that sending out optical power signals certain by invisible light source, the other end detects signal power by light power meter
Identify every optical fiber corresponding relationship, if there is adjacent optical fiber cables interference phenomenon, the method will appear erroneous judgement possibility, and both
Method is all time-consuming long, when if measuring the multi-channel optical fibre cost time is at least calculated as unit of hour, even half a day
One time, this time for communication rush repair are difficult to receive, it is also possible to Handwork register mistake occur.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of optical cable automatically to fine test macro, automatic to reach
It identifies the optical fiber order of connection, and tests the technical effect of attenuation.
To achieve the above object, the technical solution of the utility model is：
A kind of optical cable is automatically to fine test macro, including distributing frame, connects automatically to fibre source generator, automatically to fine power
Receive device, interchanger and handheld terminal, the side connection of the distributing frame automatically to fibre source generator, the distributing frame it is another
Side connects automatically to fine power receiver, described to be connected automatically to fine power receiver with handheld terminal.
Further, it is described automatically to fibre source generator, automatically to fine power receiver and handheld terminal with exchange
Machine is connected, in same local area network.
Further, described includes automatically CPU processor, light source, optical signal control module, information to fibre source generator
Code stream is inserted into module and photoswitch control module, and the optical signal of the light source passes through the control of optical signal control module, by letter
Breath code stream insertion module carries out several fiber information code stream insertions, is sent to distributing frame phase finally by photoswitch control module
In corresponding optical fiber, the optical signal control module, information code current insertion module and photoswitch control module are and CPU processor
Electrical connection.
Further, described includes automatically optical signal receiving module, acquisition information code current module, mould to fine power receiver
Quasi- electronic switch control module, signal amplification module and A/D sampled power module, the optical signal receiving module include that photoelectricity turns
Block and highly sensitive difference indicating module are changed the mold, it is highly sensitive poor that the CPU processor control acquisition information code current module passes through
Indicating module is divided to directly acquire information number stream, the CPU processor is specified by the switching of simulant electronic switch control module
Electric signal gives signal amplification module, and electric signal is sent to A/D sampled power module by the signal amplification module, at the CPU
It manages device and digital signal detection fiber-optic signal power is obtained by A/D sampled power module.
The utility model has small in size, light, easy to operate, automatic identification and transmitting terminal optical fiber cable sequence corresponding relationship,
Every route optical power value is detected, cable wire sequence corresponding relationship and Ge Lu optical signal loss feelings can intuitively be seen by screen
Condition.The utility model compared with prior art, the beneficial effect is that：
1. simultaneously automatically to fine up to 48 tunnels, measurement longest distance up to 300kM
The system can simultaneously 48 road optical fiber line sequence of automatic identification and measuring light power, measurement length it is changeable, measurement
It is mainly determined by sending light source power to fibre source generator automatically apart from length, transmitter can be as required in -3~+24dB
Power signal range selection, automatically to fine power receiver sensitivity -36dB~-40dB power signal, from highest output+24dB
To minimum reception -36dB, longest can measure 60dB decay distance, up to 300kM (every kilometer of 0.2dB decay calculation), not only fit
It closes short-distance and medium-distance to use, long main line is also suitble to measure, especially suitable for communication maintenance and repairing between electricity grid substation.
2. precisely identification, working efficiency improve
It is specific to every road sign note by transmitting terminal using the test macro automatically to fine 48 route sequences and measuring light power
Signal code stream, receiving end detection signal code stream and identify from transmitting terminal which, to find out corresponding line sequence relationship, it is ensured that
Line sequence is corresponding precisely, and entire 48 tunnel scanning only needs can complete for 5-10 minutes, greatly improves working efficiency and accuracy.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the utility model automatically to the functional block diagram of fibre source generator；
Fig. 3 is the utility model automatically to the functional block diagram of fine power receiver；
Appended drawing reference meaning in figure：11, handheld terminal, 12, interchanger, 13, automatically to fibre source generator, 14, wiring
Frame, 15, automatically to fine power receiver, 1, CPU processor, 2, light source, 3, optical signal control module, 4, information code current be inserted into mould
Block, 5, photoswitch control module, 6, optical signal receiving module, 7, signal amplification module, 8, A/D sampled power module, 9, simulation
Electronic switch control module, 10, acquisition information code current module.
Specific embodiment
The content of the utility model is described in further details with reference to the accompanying drawings and detailed description.
Embodiment 1：
A kind of optical cable automatically to fine test macro, including distributing frame 14, automatically to fibre source generator 13, automatically to fine function
The side of rate receiver 15, interchanger 12 and handheld terminal 11, the distributing frame 14 connects automatically to fibre source generator 13, institute
The other side for stating distributing frame 14 connects automatically to fine power receiver 15, described automatically to fine power receiver 15 and handheld terminal
11 are connected.
Alternatively, it is described automatically to fibre source generator 13, automatically to fine power receiver 15 and handheld terminal 11 with friendship
It changes planes and 12 is connected, in same local area network.
Wherein, described includes automatically CPU processor 1, light source 2, optical signal control module 3, letter to fibre source generator 13
Code stream insertion module 4 and photoswitch control module 5 are ceased, the optical signal of the light source 2 passes through the control of optical signal control module 3,
Several fiber information code stream insertions are carried out by information code current insertion module 4, are sent to finally by photoswitch control module 5
In the corresponding optical fiber of distributing frame 14, the optical signal control module 3, information code current insertion module 4 and photoswitch control module 5
It is electrically connected with CPU processor 1.
Described includes automatically optical signal receiving module 6, acquisition information code current module 10, simulation electricity to fine power receiver 15
Sub switch control module 9, signal amplification module 7 and A/D sampled power module 8, the optical signal receiving module 6 turn including photoelectricity
Block and highly sensitive difference indicating module are changed the mold, highly sensitive difference indicating module includes highly sensitive difference chip, needs to examine
The identical quantity chip must be needed by surveying how many roads optical fiber.
The control of CPU processor 1 obtains information code current module 10 and is directly acquired by highly sensitive difference indicating module
Information number stream, the acquisition information code current module 10 include FPGA, CPLD, chip model for example (EP3C25Q240C8N,
EPM240T100C5)。
The CPU processor 1 gives signal amplification module by the specified electric signal of the switching of simulant electronic switch control module 9
7, electric signal is sent to A/D sampled power module 8 by the signal amplification module 7, and the CPU processor 1 samples function by A/D
Rate module 8 obtains digital signal detection fiber-optic signal power.
Comprehensively consider, the utility model, which needs to measure, is up to 300Km long optical cable distance, so using high-power single light
It is that comparison is reasonable that source is switched by way of repeating query is sent photoswitch, is otherwise required system radiating very high.
Every fiber information code stream insertion of transmitting terminal, it is main to complete to define a group information code stream on every optical fiber of transmitting terminal,
Convenient for receiving end identification, which is that the communication technology is loaded into optical signal method to identify every connection line sequence, that is, is started every
Optical fiber sets specific information code and issues, and this segment information code stream it is unsuitable too long but cannot be too short, the meeting of information code length
Optical power detection is influenced, information code is short there is a possibility that the identification error of line sequence information, by experiment measures the information in 100 milliseconds
Code stream influences smaller for the optical power of 1 second statistics, and 100 milliseconds of information code current is after maximum 60dB or so decaying
Receiving end accurate can also receive line sequence information, so the utility model is controlled using by information code length 100
It is proper within millisecond, as long as receiving end identification information code is known that the optical fiber is that end is sent.
For above-described embodiment simply to illustrate that the technical ideas and features of the present invention, its purpose is allows this field
Interior those of ordinary skill can understand the content of the utility model and implement accordingly, can not limit the utility model with this
Protection scope.The equivalent changes or modifications that all essence according to the content of the present invention is made, should all cover in this reality
With in novel protection scope.
Claims (4)
1. a kind of optical cable is automatically to fine test macro, which is characterized in that including distributing frame, automatically to fibre source generator, automatically
To fine power receiver, interchanger and handheld terminal, the side of the distributing frame is connected automatically to fibre source generator, described to match
The other side of coil holder connects automatically to fine power receiver, described to be connected automatically to fine power receiver with handheld terminal.
2. optical cable according to claim 1 is automatically to fine test macro, which is characterized in that described that fibre source occurs automatically
Device is automatically connected to fine power receiver and handheld terminal with interchanger, in same local area network.
3. optical cable according to claim 1 is automatically to fine test macro, which is characterized in that described that fibre source occurs automatically
Device includes CPU processor, light source, optical signal control module, information code current insertion module and photoswitch control module, the light source
Optical signal by the control of optical signal control module, carry out several fiber information code streams by information code current insertion module and insert
Enter, is sent in the corresponding optical fiber of distributing frame finally by photoswitch control module, the optical signal control module, information code
Stream insertion module and photoswitch control module are electrically connected with CPU processor.
4. optical cable according to claim 3 is automatically to fine test macro, which is characterized in that described to be received automatically to fine power
Device includes optical signal receiving module, obtains information code current module, simulant electronic switch control module, signal amplification module and A/D
Sampled power module, the optical signal receiving module include photoelectric conversion module and highly sensitive difference indicating module, the CPU
Processor control obtains information code current module and directly acquires information number stream, the CPU by highly sensitive difference indicating module
Processor gives signal amplification module, the signal amplification module by the specified electric signal of simulant electronic switch control module switching
Electric signal is sent to A/D sampled power module, the CPU processor obtains digital signal inspection by A/D sampled power module
Survey fiber-optic signal power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820378785.XU CN208158587U (en) | 2018-03-20 | 2018-03-20 | A kind of optical cable is automatically to fine test macro |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820378785.XU CN208158587U (en) | 2018-03-20 | 2018-03-20 | A kind of optical cable is automatically to fine test macro |
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| Publication Number | Publication Date |
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| CN208158587U true CN208158587U (en) | 2018-11-27 |
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| CN201820378785.XU Active CN208158587U (en) | 2018-03-20 | 2018-03-20 | A kind of optical cable is automatically to fine test macro |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108390719A (en) * | 2018-03-20 | 2018-08-10 | 中国南方电网有限责任公司超高压输电公司柳州局 | A kind of optical cable is automatically to fine test system |
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2018
- 2018-03-20 CN CN201820378785.XU patent/CN208158587U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108390719A (en) * | 2018-03-20 | 2018-08-10 | 中国南方电网有限责任公司超高压输电公司柳州局 | A kind of optical cable is automatically to fine test system |
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