CN207720140U - A kind of power communication fiber-optic signal decaying detection device - Google Patents
A kind of power communication fiber-optic signal decaying detection device Download PDFInfo
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- CN207720140U CN207720140U CN201721758791.XU CN201721758791U CN207720140U CN 207720140 U CN207720140 U CN 207720140U CN 201721758791 U CN201721758791 U CN 201721758791U CN 207720140 U CN207720140 U CN 207720140U
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- power meter
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Abstract
The utility model discloses a kind of power communication fiber-optic signal decaying detection devices, including laser emitter, 1x3 optical splitters, first light power meter, second light power meter, third light power meter and rack, the laser emitter, 1x3 optical splitters, first light power meter, second light power meter and third light power meter are arranged in the rack, and the output end of laser emitter is connect with the input terminal of 1x3 optical splitters, the output end of 1x3 optical splitters is connect by the first telecommunication optical fiber with the optical signal interface of the first light power meter respectively, it is connect with the optical signal interface of the second light power meter by the second telecommunication optical fiber, it is connect with the optical signal interface of third light power meter by third communication optical fiber.The utility model advantage is:It can be used for detecting influence degree and attenuation that attenuation relation and various fibre-optical splice forms between the signal attenuation and Optical Fiber Transmission distance of various optical fiber decay to fiber-optic signal, rational communication connection scheme can be formulated for fiber optic communication, reference frame be provided.
Description
Technical field
The utility model is related to signal decaying detection technique fields, particularly relate to a kind of power communication fiber-optic signal
Decay detection device.
Background technology
With the development of science and technology, function and adaptability etc. of the optical fiber in power communication system have obtained effectively carrying
It rises, creates strong condition for Fibre Optical Communication Technology being widely used in powerline network, largely promoted
Powerline network accurate performance, unfailing performance and security performance.And the problems such as optical fiber attenuation and cable link failure
Always the raising of power communication network communication efficiency and communication quality is affected.This is mainly due to optical fiber attenuation values as evaluation
One of major parameter of fiber transmission performance, plays the role of the efficiency of transmission of optical fiber conclusive, and therefore, we are to having
Effect of the performance optical fiber of effect in power communication system just has to constantly reduce loss of the luminous energy in transmission process.
And power telecom network optical fiber attenuation is tested, then contribute to us to cause fiber-optic signal in the grasp promptly and accurately
The reason of decaying, while accurate reference frame also is provided to formulate corresponding treatment measures, it is to increase optical fiber in electricity
The key point of efficiency of transmission in power communication network.
The use of relatively broad light loss tester is currently on the market (OLTS), it combined by light source and light power meter and
At test method is:First, light source and light power meter are connected on to the both ends of test optical fiber, obtain measured light in optical line
Optical power value on diameter;Secondly, after waiting for aforesaid operations, light power meter is removed, reference fiber is connected to together with light source and is waited for
Light power meter, is connected to the other end of optical fiber to be tested, and obtain the numerical value on this light power meter by the one end for testing optical fiber;Most
Afterwards, compare test result twice, and go out penalty values of the light source in the Transmission system by test result calculations.
But this test method can only obtain a total fiber-optic signal pad value, which kind of reason can not know for sure is
Cause the loss of fiber-optic signal, also do not know the primary and secondary reason for influencing fiber-optic signal decaying, is unfavorable for us and formulates having for trip
The countermeasure of effect, to reduce fiber-optic signal decaying, to improve network communication efficiency and communication quality.
Utility model content
The purpose of this utility model is to provide a kind of simple in structure, easy to operate, quick, practicability is good, and contributes to
The power communication fiber-optic signal decaying detection device for quickly distinguishing the primary and secondary reason for influencing fiber-optic signal decaying, to solve background
The problems in technology.
To achieve the above object, the technical solution that the utility model is taken is:A kind of power communication fiber-optic signal decaying inspection
Device is surveyed, including laser emitter, 1x3 optical splitters, the first light power meter, the second light power meter, third light power meter and rack,
The laser emitter, 1x3 optical splitters, the first light power meter, the second light power meter and third light power meter are arranged at described
In rack, and the output end of the laser emitter is connect with the input terminal of the 1x3 optical splitters, the 1x3 optical splitters it is defeated
Outlet connect by the first telecommunication optical fiber with the optical signal interface of first light power meter respectively, by the second telecommunication optical fiber with
The optical signal interface connection of second light power meter is connect by third communication optical fiber and the optical signal of the third light power meter
Mouth connection.
In above-mentioned technical proposal, first telecommunication optical fiber is a reference optical fiber, and second telecommunication optical fiber is one
With first telecommunication optical fiber with the testing fiber of model Length discrepancy, the third communication optical fiber is communicated by two with described first
Optical fiber is formed by connecting with the isometric reference optical fiber of model by connector or fusing point.
Also include organic frame, the first sliding driving device, the second sliding driving device, third cunning in above-mentioned technical proposal
Driving device, the first slip support abutment, the second slip support abutment, third slip support abutment, the first sliding rail, the second sliding rail and third is moved to slide
Rail.
In above-mentioned technical proposal, first sliding driving device, the second sliding driving device, third sliding driving dress
It sets, the first sliding rail, the second sliding rail and third sliding rail are each attached in the rack, first slip support abutment, the second sliding branch
Seat and third slip support abutment are correspondingly arranged at respectively on first sliding rail, the second sliding rail and third sliding rail, first sliding
Bearing correspondence connect by first sliding rail with the rack, second slip support abutment correspondence pass through second sliding rail and
The rack connection, the third slip support abutment correspondence are connect by the third sliding rail with the rack.
In above-mentioned technical proposal, first sliding driving device also correspondence is connect with first slip support abutment, described
First slip support abutment correspondence is connect with first light power meter.
In above-mentioned technical proposal, second sliding driving device also correspondence is connect with second slip support abutment, described
Second slip support abutment correspondence is connect with second light power meter.
In above-mentioned technical proposal, third sliding driving device correspondence is connect with the third slip support abutment, and described the
Three slip support abutments correspondence is connect with the third light power meter.
In above-mentioned technical proposal, first sliding driving device includes the first fixed pedestal, the first driving motor and the
A thread axis, first fixed pedestal are connect with first driving motor and rack respectively, and first driving motor passes through
Shaft coupling and first axis connection, first axis slide by bearing support in the rack and with described first
Bearing sliding cooperation.
In above-mentioned technical proposal, second sliding driving device includes the second fixed pedestal, the second driving motor and the
Two axis, second fixed pedestal are connect with second driving motor and rack respectively, and second driving motor passes through
Shaft coupling and second axis connection, second axis slide by bearing support in the rack and with described second
Bearing sliding cooperation.
In above-mentioned technical proposal, the third sliding driving device includes third fixed pedestal, third driving motor and the
Three axis, the third fixed pedestal are connect with the third driving motor and rack respectively, and the third driving motor passes through
Shaft coupling and the third silk axis connection, the third silk axis slide by bearing support in the rack and with the third
Bearing sliding cooperation.
A kind of operation principle of power communication fiber-optic signal decaying detection device provided by the utility model is:
First by laser emitter, optical splitter, the first light power meter, the second light power meter and third light power meter successively in machine
It is fixed on frame, then by laser transmitter projects testing light source signal to optical splitter, being divided into three through optical splitter equal proportion
After beam testing light source, corresponding smooth work(is entered by the first telecommunication optical fiber, the second telecommunication optical fiber and third communication optical fiber respectively
In rate meter, the first telecommunication optical fiber therein is arranged to reference optical fiber, the second telecommunication optical fiber is arranged to and the first telecommunication optical fiber
Third communication optical fiber is arranged to by two with the first telecommunication optical fiber with the isometric ginseng of model by the testing fiber of same specification Length discrepancy
The testing fiber that optical fiber is formed by connecting by connector or welding is examined, then obtains testing light source respectively and enters through the first telecommunication optical fiber
To in the first light power meter reference optical power value, enter through the second telecommunication optical fiber test luminous power in the second light power meter
Value and the test light work value rate in third light power meter is entered through third communication optical fiber, is finally respectively compared the first luminous power
The test optical power value obtained in the reference optical power value and the second light power meter that are obtained in meter, the signal for obtaining telecommunication optical fiber decline
The relationship of decrement and fiber-optic communications traffic distance compares the reference optical power value obtained in the first light power meter and third luminous power
The test optical power value obtained in meter obtains the influence of signal decaying of the fibre-optical splice to telecommunication optical fiber;According to test result, divide
Analysis Optical Fiber Transmission distance and fibre-optical splice judge the signal attenuation degree of telecommunication optical fiber to influence the master of fiber-optic signal decaying
Secondary reason makes rational optical fiber link programme according to practical power communication line demand planning, and realization exists luminous energy
Loss in transmission process minimizes;
In addition, according to actual demand, by adjusting the first light power meter, the second light power meter and third light power meter in machine
Installation site on frame, it can be achieved that the signal attenuation to different size optical fiber detection.
Compared with prior art, the utility model has the beneficial effects that:(1) pass through the first light power meter, the second luminous power
The setting of meter and third light power meter, can obtain the influence journey that Optical Fiber Transmission distance and fibre-optical splice decay to fiber-optic signal
Degree is conducive to make reasonable and targetedly optical fiber link programme, the loss of realization luminous energy in a fiber is down to most
It is low, ensure communication quality;(2) by adjusting the first light power meter, the second light power meter and third light power meter in rack
Installation site, it can be achieved that the signal attenuation to different size optical fiber detection.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of Application Example of the utility model;
Fig. 2 is the structural schematic diagram of another Application Example of the utility model;
In figure:1, laser emitter;2,1x3 optical splitters;3, the first light power meter;4, the second light power meter;5, third light
Power meter;6, rack;7, the first telecommunication optical fiber;8, the second telecommunication optical fiber;9, third communication optical fiber;10, the first sliding driving dress
It sets;10a, the first fixed pedestal;10b, the first driving motor;10c, first axis;11, the second sliding driving device;11a,
Two fixed pedestals;11b, the second driving motor;11c, second axis;12, third sliding driving device;12a, third fix base
Seat;12b, third driving motor;12c, third silk axis;13, the first slip support abutment;14, the second slip support abutment;15, third slides
Bearing;16, the first sliding rail;17, the second sliding rail;18, third sliding rail;19, connector;20, fusing point.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
With reference to the drawings and specific embodiments, it is expanded on further how the utility model is implemented.
The amount detecting device as shown in Figure 1, a kind of power communication fiber-optic signal provided by the utility model is decayed, including laser
Transmitter 1,1x3 optical splitters 2, the first light power meter 3, the second light power meter 4, third light power meter 5 and rack 6;Wherein, laser
Transmitter 1,1x3 optical splitters 2, the first light power meter 3, the second light power meter 4 and third light power meter 5 are arranged in rack 6,
And the output end of laser emitter 1 is connect with the input terminal of 1x3 optical splitters 2, the output end of 1x3 optical splitters 2 passes through first respectively
Telecommunication optical fiber 7 is connect with the optical signal interface of the first light power meter 3, by the light of the second telecommunication optical fiber 8 and the second light power meter 4
Signaling interface connection is connect by third communication optical fiber 9 with the optical signal interface of third light power meter 5.
As depicted in figs. 1 and 2, wherein the first telecommunication optical fiber 7 is arranged to reference optical fiber, and passes through the first light power meter 3
It obtains accordingly with reference to test optical power value, wherein the second telecommunication optical fiber 8 is arranged to and reference optical fiber same specification Length discrepancy
Optical fiber is tested, and corresponding test optical power value is obtained by the second light power meter 4, will wherein third communication optical fiber 9 be arranged to
Pass through the test light that is connect by connector 19 or fusing point 20 with the isometric reference optical fiber of model with the first telecommunication optical fiber 7 by two
Fibre, and corresponding test optical power value is obtained by third light power meter 5;By comparing the first light power meter 3 and the second smooth work(
The test result of rate meter 4 can obtain specific influence amount and rule that fiber lengths decay to fiber-optic signal, by comparing first
The test result of light power meter 3 and third light power meter 5 can obtain the specific influence amount that fibre-optical splice decays to fiber-optic signal,
And then appropriate optical fibers joint form and suitable optical fiber link connection scheme can be selected.
The amount detecting device in addition, a kind of power communication fiber-optic signal provided by the utility model is decayed also includes the first cunning
Move driving device 10, the second sliding driving device 11, third sliding driving device 12, the first slip support abutment 13, second sliding branch
Seat 14, third slip support abutment 15, the first sliding rail 16, the second sliding rail 17 and third sliding rail 18.
Wherein, the first sliding driving device 10, the second sliding driving device 11, third sliding driving device 12, first are slided
Rail 16, the second sliding rail 17 and third sliding rail 18 are each attached in rack 6, the first slip support abutment 13, the second slip support abutment 14 and
Three slip support abutments 15 are correspondingly arranged at respectively on the first sliding rail 16, the second sliding rail 17 and third sliding rail 18, the first slip support abutment 13
Correspondence is connect by the first sliding rail 16 with rack 6, and the second slip support abutment 14 correspondence is connect by the second sliding rail 17 with rack 6, the
Three slip support abutments 15 correspondence is connect by third sliding rail 18 with rack 6.
First sliding driving device 10 also correspondence is connect with the first slip support abutment 13, and the first slip support abutment 13 corresponds to and first
Light power meter 3 connects, and in the present embodiment, the first sliding driving device 10 includes the first fixed pedestal 10a, the first driving motor
10b and first axis 10c, the first fixed pedestal 10a are connect with the first driving motor 10b and rack 6 respectively, the first driving motor
10b is connect by shaft coupling with first axis 10c, and first axis 10c slides branch by bearing support in rack 6 and with first
13 sliding cooperation of seat;First sliding driving device 10 drives first axis 10c rotation by the first driving motor 10b, drive with
First slip support abutment 13 of first axis 10c connection slides along the first sliding rail 16 in rack 6, and first is fixed on to drive
The first light power meter 3 sliding on slip support abutment 13, realizes the detection to the reference optical fiber deamplification of different length.
Second sliding driving device 11 also correspondence is connect with the second slip support abutment 14, and the second slip support abutment 13 corresponds to and second
Light power meter 4 connects, and in the present embodiment, the second sliding driving device 11 includes the second fixed pedestal 11a, the second driving motor
11b and second axis 11c, the second fixed pedestal 11a are connect with the second driving motor 11b and rack 6 respectively, the second driving motor
11b is connect by shaft coupling with second axis 11c, and second axis 11c slides branch by bearing support in rack 6 and with second
14 sliding cooperation of seat;Second sliding driving device 11 drives second axis 11c rotation by the second driving motor 11b, drive with
Second slip support abutment 14 of second axis 11c connection slides along the second sliding rail 17 in rack 6, and second is fixed on to drive
The detection of the test optical fiber deamplification to different length is realized in the second light power meter 4 sliding on slip support abutment 14.
The also correspondence of third sliding driving device 12 is connect with third slip support abutment 15, and third slip support abutment 15 corresponds to and third
Light power meter 5 connects, and in the present embodiment, third sliding driving device 12 includes third fixed pedestal 12a, third driving motor
12b and third silk axis 12c, third fixed pedestal 12a are connect with third driving motor 12b and rack 6 respectively, third driving motor
12b is connect by shaft coupling with third silk axis 12c, and third silk axis 12c slides branch by bearing support in rack 6 and with third
14 sliding cooperation of seat;Third sliding driving device 12 drives the 12c rotations of third silk axis by the second driving motor 12b, drive with
The third slip support abutment 15 of third silk axis 12c connections slides along third sliding rail 18 in rack 6, and third is fixed on to drive
Third light power meter 5 on slip support abutment 15 slides, and meets to the signal attenuation of the connector of different reference length optical fiber
Detection.
Finally illustrate, the above description is only the embodiments of the present invention, is not intended to limit the patent of the utility model
Range, equivalent structure or equivalent flow shift made by using the description of the utility model and the drawings, or directly or
Other related technical areas are used in indirectly, are equally included in the patent within the scope of the utility model.
Claims (10)
- The detection device 1. a kind of power communication fiber-optic signal is decayed, it is characterised in that:Including laser emitter (1), 1x3 optical splitters (2), the first light power meter (3), the second light power meter (4), third light power meter (5) and rack (6), the laser emitter (1), 1x3 optical splitters (2), the first light power meter (3), the second light power meter (4) and third light power meter (5) are arranged at described In rack (6), and the output end of the laser emitter (1) is connect with the input terminal of the 1x3 optical splitters (2), the 1x3 points The output end of light device (2) connect by the first telecommunication optical fiber (7) with the optical signal interface of first light power meter (3) respectively, It is connect with the optical signal interface of second light power meter (4) by the second telecommunication optical fiber (8), by third communication optical fiber (9) It is connect with the optical signal interface of the third light power meter (5).
- The detection device 2. power communication fiber-optic signal according to claim 1 is decayed, it is characterised in that:First communication Optical fiber (7) is a reference optical fiber, and second telecommunication optical fiber (8) is the reference light of one and first telecommunication optical fiber (7) Fibre is with the testing fiber of model Length discrepancy, and the third communication optical fiber (9) is by two and the same model of first telecommunication optical fiber (7) Isometric reference optical fiber is formed by connecting by connector (19) or fusing point (20).
- The detection device 3. power communication fiber-optic signal according to claim 1 is decayed, it is characterised in that:It also include the first cunning Move driving device (10), the second sliding driving device (11), third sliding driving device (12), the first slip support abutment (13), the Two slip support abutments (14), third slip support abutment (15), the first sliding rail (16), the second sliding rail (17) and third sliding rail (18).
- The detection device 4. power communication fiber-optic signal according to claim 3 is decayed, it is characterised in that:First sliding Driving device (10), the second sliding driving device (11), third sliding driving device (12), the first sliding rail (16), the second sliding rail (17) and third sliding rail (18) is each attached in the rack (6), first slip support abutment (13), the second slip support abutment (14) And third slip support abutment (15) is correspondingly arranged at first sliding rail (16), the second sliding rail (17) and third sliding rail (18) respectively On, the first slip support abutment (13) correspondence is connect by first sliding rail (16) with the rack (6), second sliding Bearing (14) correspondence is connect by second sliding rail (17) with the rack (6), and the third slip support abutment (15) is corresponding logical The third sliding rail (18) is crossed to connect with the rack (6).
- The detection device 5. power communication fiber-optic signal according to claim 4 is decayed, it is characterised in that:First sliding Driving device (10) also correspondence connect with first slip support abutment (13), first slip support abutment (13) correspondence and described the One light power meter (3) connects.
- The detection device 6. power communication fiber-optic signal according to claim 4 is decayed, it is characterised in that:Second sliding Driving device (11) also correspondence connect with second slip support abutment (14), second slip support abutment (14) correspondence and described the Two light power meters (4) connect.
- The detection device 7. power communication fiber-optic signal according to claim 4 is decayed, it is characterised in that:The third sliding Driving device (12) also correspondence connect with the third slip support abutment (15), the third slip support abutment (15) correspondence and described the Three light power meters (5) connect.
- The detection device 8. power communication fiber-optic signal according to claim 4 is decayed, it is characterised in that:First sliding Driving device (10) includes the first fixed pedestal (10a), the first driving motor (10b) and first axis (10c), and described first is solid Determine pedestal (10a) to connect with first driving motor (10b) and rack (6) respectively, first driving motor (10b) passes through Shaft coupling is connect with first axis (10c), first axis (10c) by bearing support in the rack (6) simultaneously It slides and coordinates with first slip support abutment (13).
- The detection device 9. power communication fiber-optic signal according to claim 4 is decayed, it is characterised in that:Second sliding Driving device (11) includes the second fixed pedestal (11a), the second driving motor (11b) and second axis (11c), and described second is solid Determine pedestal (11a) to connect with second driving motor (11b) and rack (6) respectively, second driving motor (11b) passes through Shaft coupling is connect with second axis (11c), second axis (11c) by bearing support in the rack (6) simultaneously It slides and coordinates with second slip support abutment (14).
- The detection device 10. power communication fiber-optic signal according to claim 4 is decayed, it is characterised in that:The third is slided It includes third fixed pedestal (12a), third driving motor (12b) and third silk axis (12c) to move driving device (12), and described the Three fixed pedestals (12a) are connect with the third driving motor (12b) and rack (6) respectively, the third driving motor (12b) It is connect with the third silk axis (12c) by shaft coupling, the third silk axis (12c) is by bearing support in the rack (6) It slides above and with the third slip support abutment (15) and coordinates.
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CN201721758791.XU CN207720140U (en) | 2017-12-16 | 2017-12-16 | A kind of power communication fiber-optic signal decaying detection device |
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CN201721758791.XU CN207720140U (en) | 2017-12-16 | 2017-12-16 | A kind of power communication fiber-optic signal decaying detection device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112763184A (en) * | 2020-12-23 | 2021-05-07 | 中国人民解放军国防科技大学 | Gain optical fiber absorption coefficient measuring device and method based on side scattering light detection |
-
2017
- 2017-12-16 CN CN201721758791.XU patent/CN207720140U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112763184A (en) * | 2020-12-23 | 2021-05-07 | 中国人民解放军国防科技大学 | Gain optical fiber absorption coefficient measuring device and method based on side scattering light detection |
CN112763184B (en) * | 2020-12-23 | 2023-08-29 | 中国人民解放军国防科技大学 | Gain fiber absorption coefficient measuring device and method based on side scattered light detection |
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