CN217740050U - Optical fiber transmission principle teaching device based on 5G technology - Google Patents
Optical fiber transmission principle teaching device based on 5G technology Download PDFInfo
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- CN217740050U CN217740050U CN202221528355.4U CN202221528355U CN217740050U CN 217740050 U CN217740050 U CN 217740050U CN 202221528355 U CN202221528355 U CN 202221528355U CN 217740050 U CN217740050 U CN 217740050U
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Abstract
The utility model discloses an optical fiber transmission principle teaching device based on 5G technique, restore the terminal including signal source, input side optical transmitter and receiver, fault simulation ware, receiving side optical transmitter and receiver and signal, the signal source is connected with the input side optical transmitter and receiver, and the input side optical transmitter and receiver is connected to the fault simulation ware input through optic fibre A, and the fault simulation ware output is connected to receiving side optical transmitter and receiver through optic fibre B, and receiving side optical transmitter and receiver is connected to the signal and restores the terminal, optic fibre B is last to establish ties there is the optical fiber splitter, and the branch optic fibre of optical fiber splitter is connected with the measuring instrument. The teaching device can realize the simulation of the transmission process of the optical fiber to the signal, a fault simulator is added in a transmission line, an optical fiber splitter is connected in series on the optical fiber B at the receiving side, the branch optical fiber of the optical fiber splitter is connected with a measuring instrument, the signal recovery conditions under different fault conditions can be observed at a signal recovery terminal, and the optical signal characteristics when the corresponding fault occurs are measured at the same time.
Description
Technical Field
The utility model relates to a communication technology teaching field, in particular to optical fiber transmission principle teaching device based on 5G technique.
Background
In the professional teaching process of the 5G communication technology, optical fiber transmission is a very important teaching content, but at present, the fault recognition of the optical fiber by students is only obtained from the description in books, and no suitable teaching equipment is provided for truly simulating the fault, so that the understanding and the memorizing of the knowledge of the optical fiber fault by the students are inconvenient.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an optical fiber transmission principle teaching device based on 5G technique to solve the technical problem in the above-mentioned background art.
The technical scheme of the utility model is that:
the utility model provides an optical fiber transmission principle teaching device based on 5G technique, includes signal source, input side optical transmitter and receiver, trouble simulator, receiving side optical transmitter and receiver terminal, the signal source is connected with input side optical transmitter and receiver, and input side optical transmitter and receiver is connected to the trouble simulator input through optic fibre A, and the trouble simulator output is connected to receiving side optical transmitter and receiver through optic fibre B, and receiving side optical transmitter and receiver is connected to the signal and recovers the terminal, it has the optical fiber splitter to establish ties on the optic fibre B, the branch optic fibre of optical fiber splitter is connected with the measuring instrument.
Further, the signal source comprises a voice signal source and a video signal source, the input side optical transceiver comprises an audio optical transceiver A and a video optical transceiver A, the voice signal source is connected with the audio optical transceiver A, and the video signal source is connected with the video optical transceiver A; the signal restoration terminal comprises voice playing equipment and video playing equipment, the receiving side optical transceiver comprises an audio optical transceiver B and a video optical transceiver B, the audio optical transceiver B is connected with the voice playing equipment, and the video optical transceiver B is connected with the video playing equipment.
Further, the output ends of the audio optical transceiver a and the video optical transceiver a are connected to the junction box a, and the input ends of the audio optical transceiver B and the video optical transceiver B are connected to the junction box B.
Furthermore, the number of the branch optical fibers of the optical fiber splitter is more than two, and the branch optical fibers are connected to the junction box C.
Further, the measuring instrument comprises an optical time domain radiation measuring instrument and an optical power measuring instrument.
Furthermore, the fault simulator comprises a plurality of test modules, each test module simulates different fault states of the optical fiber, sockets are arranged at two ends of each test module, and ST plugs are arranged at two ends of the optical fiber A and the optical fiber B.
Furthermore, the test module respectively simulates light path attenuation, small-radius winding of the optical fiber, water inlet of the optical fiber, breaking of the optical fiber, stress deformation of the optical fiber and cross section pollution of an optical fiber fusion welding joint.
The utility model discloses an useful part lies in:
the teaching device can realize the simulation of optical fibers to the transmission process of signals, provides a platform for practical operation for students, adds a fault simulator in a transmission line, connects the fault simulator in series to the transmission optical fiber line, simulates different faults in the optical fiber transmission process, connects an optical fiber splitter in series on an optical fiber B at a receiving side, connects a branch optical fiber of the optical fiber splitter with a measuring instrument, can observe the signal recovery conditions under different fault conditions at a signal recovery terminal, and simultaneously measures the optical signal characteristics when corresponding faults occur, so that the students can conveniently master the characteristics and the expression forms of different faults.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure: 1-junction box A, 2-optical fiber A, 3-fault simulator, 4-test module, 5-optical fiber B, 6-junction box B, 7-junction box C.
Detailed Description
The following description will further explain embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1:
the utility model provides an optical fiber transmission principle teaching device based on 5G technique, includes signal source, input side optical transmitter and receiver, fault simulator 3, receiving side optical transmitter and receiver and signal restore the terminal, the signal source is connected with input side optical transmitter and receiver, and input side optical transmitter and receiver is connected to the input of fault simulator 3 through optic fibre A2, and the 3 output ends of fault simulator are connected to receiving side optical transmitter and receiver through optic fibre B5, and receiving side optical transmitter and receiver is connected to the signal and restores the terminal, it has the optical fiber beam splitter to establish ties on the optic fibre B5, the branch optic fibre of optical fiber beam splitter is connected with the measuring instrument.
The teaching device can realize the simulation of the optical fiber to the signal in the transmission process, a platform for practical operation is provided for students, a fault simulator 3 is added in a transmission line and connected in series to the transmission optical fiber line to simulate different faults in the optical fiber transmission process, the fault simulator 3 comprises a plurality of test modules 4, each test module 4 simulates different fault states of the optical fiber, sockets are arranged at two ends of each test module 4, ST plugs are arranged at two ends of an optical fiber A2 and an optical fiber B5 to facilitate the selection of different test modules 4 for connection, each test module 4 can comprise common optical fiber faults, such as small-radius winding of the optical fiber, water inlet of the optical fiber, breakage of the optical fiber, stress deformation of the optical fiber, cross section pollution of an optical fiber fusion welding joint and the like, the optical fiber in the test module 4 is in a corresponding fault state, and if optical path attenuation needs to be simulated, the test module 4 can be connected in series with an adjustable optical attenuator.
The optical fiber B5 at the receiving side is connected in series with an optical fiber splitter, and the branch optical fiber of the optical fiber splitter is connected with a measuring instrument, so that the signal recovery conditions under different fault conditions can be observed at a signal recovery terminal, and meanwhile, the optical signal characteristics when the corresponding fault occurs are measured, and students can conveniently master the characteristics and the expression forms of different faults.
The signal source can include a voice signal source and a video signal source, the input side optical transceiver includes an audio optical transceiver A and a video optical transceiver A, the voice signal source is connected with the audio optical transceiver A, and the video signal source is connected with the video optical transceiver A; the signal restores the terminal and includes voice playback equipment and video playback equipment, receive side optical transceiver includes audio frequency optical transceiver B and video optical transceiver B, audio frequency optical transceiver B is connected with voice playback equipment, video optical transceiver B is connected with video playback equipment.
In order to facilitate selection of different signal sources and signal restoration terminals, the output ends of the audio optical transceiver a and the video optical transceiver a are connected to the junction box A1, the input ends of the audio optical transceiver B and the video optical transceiver B are connected to the junction box B6, similarly, the number of the branch optical fibers of the optical fiber splitter is two or more, and the branch optical fibers are connected to the junction box C7.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and these embodiments are still within the scope of the invention.
Claims (7)
1. The utility model provides an optical fiber transmission principle teaching device based on 5G technique which characterized in that: the optical fiber signal source is connected with the optical end of the input side, the optical end of the input side is connected to the input end of the fault simulator through an optical fiber A, the output end of the fault simulator is connected to the optical end of the receiving side through an optical fiber B, the optical end of the receiving side is connected to the signal restoration terminal, an optical fiber splitter is connected to the optical fiber B in series, and a branch optical fiber of the optical fiber splitter is connected with a measuring instrument.
2. The optical fiber transmission principle teaching device based on 5G technology according to claim 1, wherein: the signal source comprises a voice signal source and a video signal source, the input side optical transceiver comprises an audio optical transceiver A and a video optical transceiver A, the voice signal source is connected with the audio optical transceiver A, and the video signal source is connected with the video optical transceiver A; the signal restoration terminal comprises voice playing equipment and video playing equipment, the receiving side optical transceiver comprises an audio optical transceiver B and a video optical transceiver B, the audio optical transceiver B is connected with the voice playing equipment, and the video optical transceiver B is connected with the video playing equipment.
3. The optical fiber transmission principle teaching device based on 5G technology according to claim 2, wherein: the output ends of the audio optical transceiver A and the video optical transceiver A are connected to the junction box A, and the input ends of the audio optical transceiver B and the video optical transceiver B are connected to the junction box B.
4. The optical fiber transmission principle teaching device based on 5G technology according to claim 1, wherein: and more than two branch optical fibers of the optical fiber splitter are connected to the junction box C.
5. The optical fiber transmission principle teaching device based on 5G technology according to claim 1, wherein: the measuring instrument comprises an optical time domain radiation measuring instrument and an optical power measuring instrument.
6. The optical fiber transmission principle teaching device based on 5G technology according to claim 1, wherein: the fault simulator comprises a plurality of test modules, each test module simulates different fault states of optical fibers, sockets are arranged at two ends of each test module, and ST plugs are arranged at two ends of each optical fiber A and each optical fiber B.
7. The optical fiber transmission principle teaching device based on 5G technology according to claim 6, wherein: the test module respectively simulates light path attenuation, small-radius winding of optical fibers, water inlet of the optical fibers, breaking of the optical fibers, stress deformation of the optical fibers and cross section pollution of an optical fiber fusion welding joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221528355.4U CN217740050U (en) | 2022-06-19 | 2022-06-19 | Optical fiber transmission principle teaching device based on 5G technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221528355.4U CN217740050U (en) | 2022-06-19 | 2022-06-19 | Optical fiber transmission principle teaching device based on 5G technology |
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| Publication Number | Publication Date |
|---|---|
| CN217740050U true CN217740050U (en) | 2022-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221528355.4U Active CN217740050U (en) | 2022-06-19 | 2022-06-19 | Optical fiber transmission principle teaching device based on 5G technology |
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| Country | Link |
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| CN (1) | CN217740050U (en) |
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2022
- 2022-06-19 CN CN202221528355.4U patent/CN217740050U/en active Active
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