CN217424710U - Optical cable remote monitoring device at tail end of power optical transmission network - Google Patents
Optical cable remote monitoring device at tail end of power optical transmission network Download PDFInfo
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- CN217424710U CN217424710U CN202122974954.0U CN202122974954U CN217424710U CN 217424710 U CN217424710 U CN 217424710U CN 202122974954 U CN202122974954 U CN 202122974954U CN 217424710 U CN217424710 U CN 217424710U
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Abstract
The utility model relates to an end optical cable remote monitoring device of electric power optical transmission network belongs to electric power optical cable technical field. The utility model comprises a light splitter, an optical switch of 1-out-of-8, a singlechip, a photodiode, an Ethernet module, a photoelectric conversion and amplification module, an optical data transceiver module and an optical monitoring module; the optical splitter is connected with an optical cable idle fiber core through an 8-to-1 optical switch, the optical cable is connected with a photoelectric conversion amplification module through a photodiode, the photoelectric conversion amplification module is connected with a single chip microcomputer, and the single chip microcomputer is connected with a master station network management through an Ethernet module. The utility model discloses can realize the remote monitoring function, examine work surely and can save distance, the procedure of arriving at a station consuming time, operating time has shortened. The operation and maintenance efficiency of the optical cable at the terminal station of the power optical transmission network can be effectively improved, and the rush-repair pressure of optical cable faults and the on-duty pressure of transformer substation operators are reduced.
Description
Technical Field
The utility model relates to an end optical cable remote monitoring device of electric power optical transmission network belongs to electric power optical cable technical field.
Background
Generally, every 12 cores of 35kV station optical cables at the tail end of an electric power optical transmission network only use 2 cores to transmit data, and 10 cores of idle fiber cores are not used; secondly to the maintainer, the optical cable is examined the work on a regular basis and is consumed time length, inefficiency, effect poor for communication fortune dimension personnel work load is big, can not carry out remote monitoring, consequently, provides an optical cable monitoring devices that can carry out remote monitoring very necessary.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: the utility model provides a terminal optical cable remote monitoring device of electric power optical transmission network has solved the optical cable and has examined the work time-consuming long, inefficiency, effect difference three big problems regularly. The operation and maintenance efficiency of the optical cable is improved.
The utility model adopts the technical scheme that: an optical cable remote monitoring device at the tail end of an electric power optical transmission network comprises an optical splitter, an 8-to-1 optical switch, a single chip microcomputer, a photodiode, an Ethernet module, a photoelectric conversion amplification module, an optical data transceiver module and an optical monitoring module;
the optical splitter is connected with an optical cable idle fiber core through an 8-to-1 optical switch, the optical cable is connected with a photoelectric conversion amplification module through a photodiode, the photoelectric conversion amplification module is connected with a single chip microcomputer, and the single chip microcomputer is connected with a master station network management through an Ethernet module.
As the utility model discloses a further scheme, the light that optical cable one side light source sent carries out 8 light splitting for optical cable idle fibre core through 8 select 1 photoswitch, and the optical cable opposite side utilizes photodiode to detect the light of sending out to the offside to through the module conversion of photoelectric conversion amplification to the signal of telecommunication and carry out signal amplification, retransmission to singlechip, the singlechip is again through the ethernet module with signal transmission for master website network management the demonstration that has no light signal.
As a further proposal of the utility model, the singlechip adopts STM32F103CRT 6.
As a further proposal of the utility model, the device also comprises an automatic optical fiber switching device, and the automatic optical fiber switching device comprises an upstream and a downstream; the upstream and the downstream are connected through an 8-to-16 optical cable, 2 8-to-8 optical path change-over switches are respectively arranged on the upstream and the downstream, an optical signal monitoring circuit is arranged on the upstream and the downstream, and a main control chip MCU adopts an STM32 singlechip and feeds back the condition to the singlechip through optical monitoring signals; the singlechip is connected with 2 optical switches of 2-out-of-one, and the optical data receiving and sending modules are connected with the singlechip.
The utility model has the advantages that: by developing the device to realize the remote monitoring function, the time consumption of the journey and the entering procedure can be saved in the regular inspection work, and the working time is shortened by 88.23%. The operation and maintenance efficiency of the optical cable at the terminal station of the power optical transmission network can be effectively improved, and the rush-repair pressure of optical cable faults and the on-duty pressure of transformer substation operators are reduced.
Drawings
Fig. 1 is a schematic view of a part of the structure of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1: as shown in fig. 1, an optical cable remote monitoring device at the end of an electric power optical transmission network includes an optical splitter, an optical switch with 1-out-of-8, a single chip, a photodiode, an ethernet module, a photoelectric conversion and amplification module, an optical data transceiver module, and an optical monitoring module;
the optical splitter is connected with an optical cable idle fiber core through an 8-to-1 optical switch, the optical cable is connected with a photoelectric conversion amplification module through a photodiode, the photoelectric conversion amplification module is connected with a single chip microcomputer, and the single chip microcomputer is connected with a master station network management through an Ethernet module.
As the utility model discloses a further scheme, the light that optical cable one side light source sent carries out 8 light splitting for optical cable idle fibre core through 8 select 1 photoswitch, and the optical cable opposite side utilizes photodiode to detect the light of sending out to the offside to through the module conversion of photoelectric conversion amplification to the signal of telecommunication and carry out signal amplification, retransmission to singlechip, the singlechip is again through the ethernet module with signal transmission for master website network management the demonstration that has no light signal.
As a further scheme of the utility model, the singlechip adopts STM32F103CRT 6.
As a further proposal of the utility model, the device also comprises an optical fiber automatic switching device which comprises an upstream and a downstream; the upstream and the downstream are connected through an 8-to-16-core optical cable, 2 8-to-8 optical path change-over switches are respectively arranged on the upstream and the downstream, an optical signal monitoring circuit is arranged on the upstream and the downstream, and a main control chip MCU adopts an STM32 singlechip and feeds back the condition to the singlechip through optical monitoring signals; the singlechip is connected with 2 optical switches of 2-out-of-one, and the optical data receiving and sending modules are connected with the singlechip. If the optical signal of the upstream receiving end is lost, the singlechip immediately controls 2 optical switches of 2 to 1 to switch the optical signal to the rack to a local optical data receiving and transmitting system, simultaneously, the 2 optical switches of 8 to 1 are switched to another pair of optical fibers, and the optical data signal is transmitted to the downstream through the singlechip, if the optical fiber just switched is good, the downstream receives the optical signal data and responds to the upstream, if the downstream does not respond within the specified time, the optical switches of 8 to 1 are switched to another pair again, probing is continued until the optical switches are communicated with the downstream, if the optical switches can be communicated with the downstream, the optical switches of 2 to 2 are switched back to the rack, so that the normal communication of a user is recovered, and a pair of optical cable numbers communicated at this time is recorded to be used as a reference when the optical signal is detected next time.
The utility model discloses use the optical divider principle, become 8 routes light splitting with the luminous dispersion of a light source and carry for the idle fibre core of optical cable, the opposite side utilizes photodiode monitoring offside to send the light of coming to convert the signal of telecommunication and carry out signal amplification, retransmission carries out data analysis to the singlechip, shows "0" or "1" through the network management side at main website and shows there is light and no light to this judges whether the idle fibre core running quality of monitoring is qualified. The device selects 2 cores as the standby fiber core of the working light path, utilizes the principle of optical switch and automatic control, and can utilize the remote function to switch the working light path to the standby fiber core for operation when the working light path is interrupted, thereby achieving the purpose of rapidly recovering the service. The device utilizes the singlechip and the Ethernet module, can communicate with the master station network management side, can transmit the acquired optical cable on-off signals to the master station side, and transmits the control signals to the station end device side at the master station network management side through the channel.
The utility model discloses the spectrometer realizes can receiving the light source and divides the way to send, but photodiode received wavelength is at 1310nm ~1550nm, and detectable luminous power must not be less than-30 dBm. The single chip can accurately receive signals and correctly transmit optical fiber information to the master station network management side. The optical switch can correctly identify the control signal, the optical path switching action is accurate, and the main path recovery function is realized. Optical cable signals are converted into electric signals to realize monitoring by using photoelectric signals, and an optical switch is used for replacing a mechanical device.
The utility model discloses make communication fortune dimension personnel regularly log in the break-make of the idle fibre core of device monitoring remote monitoring optical cable monthly, improve the frequency of examining surely of the idle fibre core of optical cable with this mode, shorten the cycle to reach the purpose that the optical cable examined the cycle surely and is less than optical cable defect cycle. If the idle fiber core is interrupted and the broken fiber core is too much, communication operation and maintenance personnel can arrange scheduled maintenance work to test and repair the optical cable on site, the time of production real-time service interruption caused by optical cable interruption is reduced, and the function of preventing risks in advance is achieved. The optical cable remote monitoring device at the tail end of the power optical transmission network is simple in basic principle and convenient to implement, combines photoelectric conversion, a light splitting principle and automatic control together, is lower in cost compared with an optical cable remote testing device and a full optical cable running light path building device, can effectively improve the operation and maintenance efficiency of an optical cable at a tail end station of the power optical transmission network, and reduces the rush-repair pressure of optical cable faults and the on-duty pressure of transformer substation operators. The device also can popularize and apply to all optical cable network's operation and maintenance scenes, including other ground power supply bureau optical cable networks in the electric power system, other specialty such as protection in the system, for the information optical cable, the operator optical cable etc. outside the system, application prospect is good. The improved idea of converting field work into remote implementation can also be used for reference in the improvement of communication and other professional daily works, such as communication power supply and storage battery regular inspection, station patrol and the like, and contributes a thin force to the promotion and creation of an intelligent south network and a digital south network.
While the present invention has been particularly shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (2)
1. The utility model provides an end optical cable remote monitoring device of electric power optical transmission network which characterized in that: the system comprises an optical splitter, an 8-to-1 optical switch, a singlechip, a photodiode, an Ethernet module, a photoelectric conversion amplification module, an optical data transceiver module and an optical monitoring module;
the optical splitter is connected with an optical cable idle fiber core through an 8-to-1 optical switch, the optical cable is connected with a photoelectric conversion amplification module through a photodiode, the photoelectric conversion amplification module is connected with a single chip microcomputer, and the single chip microcomputer is connected with a master station network management through an Ethernet module;
light emitted by a light source on one side of the optical cable is subjected to 8 paths of light splitting through an 8-to-1 optical switch and is transmitted to an optical cable idle fiber core, light emitted from the opposite side is detected by a photodiode on the other side of the optical cable, converted into an electrical signal through a photoelectric conversion amplification module, amplified and transmitted to a single chip microcomputer, and the single chip microcomputer sends the signal to a master station network manager through an Ethernet module to display whether the signal exists or not;
the optical fiber automatic switching device comprises an upstream and a downstream; the upstream and the downstream are connected through an 8-to-16-core optical cable, 2 8-to-8 optical path change-over switches are respectively arranged on the upstream and the downstream, an optical signal monitoring circuit is arranged on the upstream and the downstream, and a main control chip MCU adopts an STM32 singlechip and feeds back the condition to the singlechip through optical monitoring signals; the singlechip is connected with 2-of-2 optical switches, and the optical data receiving and sending modules are connected with the singlechip.
2. The optical cable remote monitoring device at the end of the electric power optical transmission network according to claim 1, wherein: the single chip microcomputer adopts STM32F103CRT 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122974954.0U CN217424710U (en) | 2021-11-30 | 2021-11-30 | Optical cable remote monitoring device at tail end of power optical transmission network |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122974954.0U CN217424710U (en) | 2021-11-30 | 2021-11-30 | Optical cable remote monitoring device at tail end of power optical transmission network |
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| CN217424710U true CN217424710U (en) | 2022-09-13 |
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| CN202122974954.0U Active CN217424710U (en) | 2021-11-30 | 2021-11-30 | Optical cable remote monitoring device at tail end of power optical transmission network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116545529A (en) * | 2023-07-06 | 2023-08-04 | 国网浙江省电力有限公司湖州供电公司 | Fault data processing method based on optical cable operation and maintenance path |
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2021
- 2021-11-30 CN CN202122974954.0U patent/CN217424710U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116545529A (en) * | 2023-07-06 | 2023-08-04 | 国网浙江省电力有限公司湖州供电公司 | Fault data processing method based on optical cable operation and maintenance path |
| CN116545529B (en) * | 2023-07-06 | 2023-09-12 | 国网浙江省电力有限公司湖州供电公司 | Fault data processing method based on optical cable operation and maintenance path |
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