CN210405315U - Optical cable fault field alarm system - Google Patents

Optical cable fault field alarm system Download PDF

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Publication number
CN210405315U
CN210405315U CN201920960939.0U CN201920960939U CN210405315U CN 210405315 U CN210405315 U CN 210405315U CN 201920960939 U CN201920960939 U CN 201920960939U CN 210405315 U CN210405315 U CN 210405315U
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China
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optical cable
optical
remote terminal
alarm
terminal unit
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CN201920960939.0U
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Inventor
杨建新
朱一峰
刘淼
高雪飞
李任新
程飞
宋玉
刘晖童
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Guangdong South Electric Power Communication Co ltd
Guangzhou Bureau of Extra High Voltage Power Transmission Co
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Guangdong South Electric Power Communication Co ltd
Guangzhou Bureau of Extra High Voltage Power Transmission Co
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Abstract

The utility model discloses an optical cable trouble scene alarm system, including optical time domain reflectometer, 1 XN photoswitch array, remote terminal unit and alarm device, wherein, during optical time domain reflectometer utilized 1 XN photoswitch array to insert many optical cable lines simultaneously, remote terminal unit's input was connected with optical time domain reflectometer electricity, and remote terminal unit's output is connected with the alarm device electricity, alarm device installs on optical cable well lid, alarm device sends on-the-spot alarm signal when the optical cable trouble. The utility model discloses utilize alarm device to carry out the on-the-spot warning, reminded the highway section of salvageing personnel optical cable trouble, need not confirm one by one, improved the efficiency of optical cable fault point location, save time, the loss that the significantly reduced caused because of the optical cable trouble.

Description

Optical cable fault field alarm system
Technical Field
The utility model relates to an optical cable warning field, more specifically relates to an optical cable trouble scene alarm system.
Background
In the traditional optical cable line maintenance management mode for optical cable detection, the response speed to faults is determined by people, and the fault finding is very difficult; the fault removing time is long, the fault locating capability is poor, hidden dangers cannot be predicted, and the normal work of a communication network is influenced. The efficiency of monitoring faults such as optical cable breakpoints on site is low, the current normal transmission service of a terminal is needed, long-term and real-time monitoring is difficult to realize, long-term change statistics of optical cable parameters cannot be mastered, emergency repair after the faults can only be realized, and advance early warning cannot be realized.
SUMMERY OF THE UTILITY MODEL
The utility model provides an optical cable trouble scene alarm system thereby sends on-the-spot alarm signal when the optical cable trouble and makes to go to the quick location fault location of the salvage personnel of scene.
In order to solve the technical problem, the technical scheme of the utility model as follows:
an optical cable fault on-site alarm system comprises an optical time domain reflectometer, a 1 XN optical switch array, a Remote Terminal Unit (RTU) and an alarm device, wherein the optical time domain reflectometer is connected into a plurality of optical cable lines by the 1 XN optical switch array at the same time, the input end of the remote terminal unit is electrically connected with the optical time domain reflectometer, the output end of the remote terminal unit is electrically connected with the alarm device, the alarm device is installed on an optical cable well cover, and the alarm device sends out an on-site alarm signal when an optical cable has a fault.
After the optical time domain reflectometer detects a signal of an optical cable fault, the remote terminal unit controls the alarm device to send an alarm signal, and after an emergency repair worker arrives at the site under the command of an emergency repair center, the section where the optical cable fault point is located can be quickly determined according to the alarm signal, so that the efficiency of positioning the optical cable fault point is improved, the time is saved, and the loss caused by the optical cable fault is greatly reduced.
Preferably, the alarm device comprises any one or combination of a signal lamp emitting flashing light and an alarm device emitting alarm sound.
Preferably, the temperature monitoring system further comprises a plurality of temperature sensors, wherein one temperature sensor is arranged on one section of the optical cable pipeline at fixed intervals, and the temperature sensors are all electrically connected with the remote terminal unit.
Preferably, the system further comprises a plurality of pressure sensors, wherein one pressure sensor is arranged on one section of the optical cable pipeline at fixed intervals, and the plurality of pressure sensors are all electrically connected with the remote terminal unit.
Preferably, the optical cable fault location system further comprises a mobile terminal, wherein the mobile terminal is connected with the remote terminal unit through a network, the remote terminal can receive temperature data and pressure data transmitted by the temperature sensor and the pressure sensor, and the location of the optical cable fault is accurately located through abnormal points of the temperature data and the pressure data.
Preferably, the mobile terminal is any one or combination of a notebook computer, a smart phone and a mobile tablet.
Preferably, the optical time domain reflectometer includes a laser emitting device, a laser receiving device and a microprocessor, the microprocessor controls the laser emitting device to emit laser into the optical cable, and the laser receiving device receives the laser reflected by the optical cable and feeds back related optical information to the microprocessor.
Preferably, the system further comprises a memory, wherein the memory is electrically connected or connected with a network with a remote terminal unit, and the memory stores optical cable fault data which can become historical data for later operation and maintenance.
Preferably, the center frequency of the laser emitted by the laser emitting device is 1550nm +/-20 nm.
Preferably, the center frequency of the laser emitted by the laser emitting device is 1625nm +/-20 nm.
1550nm and 1625nm are laser frequencies at which the laser attenuates less in optical cable transmission.
Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:
the alarming device is used for carrying out on-site alarming, and the road section with optical cable faults of rush repair personnel is reminded without one-to-one confirmation; the remote terminal can receive temperature data and pressure data transmitted by the temperature sensor and the pressure sensor, accurately position the fault point of the optical cable through the abnormal point of the temperature data and the pressure data, and store the fault data of the optical cable by using the memory, so that the fault data can become historical data for later operation and maintenance.
Drawings
Fig. 1 is a schematic structural diagram of an optical cable fault site alarm system in embodiments 1 and 2.
Fig. 2 is a schematic structural diagram of an optical cable fault site alarm system in embodiments 3 and 4.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent;
for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;
it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.
Example 1
The embodiment provides an optical cable fault on-site alarm system, as shown in fig. 1, which includes an optical time domain reflectometer, a 1 × N optical switch array, a remote terminal unit and an alarm device, wherein the optical time domain reflectometer is simultaneously connected to a plurality of optical cable lines by using the 1 × N optical switch array, an input end of the remote terminal unit is electrically connected to the optical time domain reflectometer, an output end of the remote terminal unit is electrically connected to the alarm device, the alarm device is installed on an optical cable well cover, and the alarm device sends out an on-site alarm signal when an optical cable fails.
The alarm device comprises any one or combination of a signal lamp emitting flashing light and an alarm emitting alarm sound.
The optical time domain reflectometer comprises a laser emitting device, a laser receiving device and a microprocessor, wherein the microprocessor controls the laser emitting device to emit laser into the optical cable, and the laser receiving device receives the laser reflected by the optical cable and feeds back related optical information to the microprocessor.
The center frequency of the laser emitted by the laser emitting device is 1550nm +/-20 nm.
In the specific implementation process, after the optical time domain reflectometer detects a signal of an optical cable fault, the remote terminal unit controls the alarm device to send an alarm signal, and after an emergency repair worker arrives at the site under the command of an emergency repair center, the section where the optical cable fault point is located can be quickly determined according to the alarm signal, so that the efficiency of positioning the optical cable fault point is improved, the time is saved, and the loss caused by the optical cable fault is greatly reduced.
Example 2
The embodiment provides an optical cable fault on-site alarm system, as shown in fig. 1, which includes an optical time domain reflectometer, a 1 × N optical switch array, a remote terminal unit and an alarm device, wherein the optical time domain reflectometer is simultaneously connected to a plurality of optical cable lines by using the 1 × N optical switch array, an input end of the remote terminal unit is electrically connected to the optical time domain reflectometer, an output end of the remote terminal unit is electrically connected to the alarm device, the alarm device is installed on an optical cable well cover, and the alarm device sends out an on-site alarm signal when an optical cable fails.
The alarm device comprises a signal lamp emitting flashing light and an alarm device emitting alarm sound.
The optical time domain reflectometer comprises a laser emitting device, a laser receiving device and a microprocessor, wherein the microprocessor controls the laser emitting device to emit laser into the optical cable, and the laser receiving device receives the laser reflected by the optical cable and feeds back related optical information to the microprocessor.
The central frequency of the laser emitted by the laser emitting device is 1625nm +/-20 nm.
In the specific implementation process, after the optical time domain reflectometer detects a signal of an optical cable fault, the remote terminal unit controls the alarm device to send an alarm signal, and after an emergency repair worker arrives at the site under the command of an emergency repair center, the section where the optical cable fault point is located can be quickly determined according to the alarm signal, so that the efficiency of positioning the optical cable fault point is improved, the time is saved, and the loss caused by the optical cable fault is greatly reduced.
Example 3
The embodiment provides an optical cable fault on-site alarm system, as shown in fig. 2, the optical cable fault on-site alarm system comprises an optical time domain reflectometer, a 1 × N optical switch array, a remote terminal unit, a mobile terminal, a memory, a plurality of pressure sensors, a plurality of temperature sensors and an alarm device, wherein the optical time domain reflectometer is simultaneously accessed into a plurality of optical cable lines by using the 1 × N optical switch array, the input end of the remote terminal unit is electrically connected with the optical time domain reflectometer, the output end of the remote terminal unit is electrically connected with the alarm device, the alarm device is installed on an optical cable well cover, and the alarm device sends out an on-site alarm signal when an optical cable fails. The mobile terminal, mobile terminal and remote terminal unit internet access memory, the memory is connected with remote terminal unit electricity or internet access, memory storage optical cable fault data, install one at every fixed distance on one section optical cable pipeline temperature sensor, a plurality of temperature sensor all are connected with remote terminal unit electricity, install one at every fixed distance on one section optical cable pipeline pressure sensor, a plurality of pressure sensor all are connected with remote terminal unit electricity.
The alarm device comprises a signal lamp emitting flashing light and an alarm device emitting alarm sound. The mobile terminal is a combination comprising a notebook computer, a smart phone and a mobile tablet.
The optical time domain reflectometer comprises a laser emitting device, a laser receiving device and a microprocessor, wherein the microprocessor controls the laser emitting device to emit laser into the optical cable, and the laser receiving device receives the laser reflected by the optical cable and feeds back related optical information to the microprocessor.
The center frequency of the laser emitted by the laser emitting device is 1550nm +/-20 nm.
In the specific implementation process, after the optical time domain reflectometer detects a signal of an optical cable fault, the remote terminal unit controls the alarm device to send an alarm signal, and after an emergency repair worker arrives at the site under the command of an emergency repair center, the section where the optical cable fault point is located can be quickly determined according to the alarm signal, so that the efficiency of positioning the optical cable fault point is improved, the time is saved, and the loss caused by the optical cable fault is greatly reduced. The remote terminal can receive temperature data and pressure data transmitted by the temperature sensor and the pressure sensor, the fault point of the optical cable is accurately positioned through the abnormal point of the temperature data and the pressure data, the memory is electrically connected or network-connected with the remote terminal unit, the memory stores the fault data of the optical cable, and the fault data can become historical data for later operation and maintenance.
Example 4
The embodiment provides an optical cable fault on-site alarm system, as shown in fig. 2, the optical cable fault on-site alarm system comprises an optical time domain reflectometer, a 1 × N optical switch array, a remote terminal unit, a mobile terminal, a memory, a plurality of pressure sensors, a plurality of temperature sensors and an alarm device, wherein the optical time domain reflectometer is simultaneously accessed into a plurality of optical cable lines by using the 1 × N optical switch array, the input end of the remote terminal unit is electrically connected with the optical time domain reflectometer, the output end of the remote terminal unit is electrically connected with the alarm device, the alarm device is installed on an optical cable well cover, and the alarm device sends out an on-site alarm signal when an optical cable fails. The mobile terminal, mobile terminal and remote terminal unit internet access memory, the memory is connected with remote terminal unit electricity or internet access, memory storage optical cable fault data, install one at every fixed distance on one section optical cable pipeline temperature sensor, a plurality of temperature sensor all are connected with remote terminal unit electricity, install one at every fixed distance on one section optical cable pipeline pressure sensor, a plurality of pressure sensor all are connected with remote terminal unit electricity.
The alarm device comprises a signal lamp emitting flashing light and an alarm device emitting alarm sound. The mobile terminal is a combination comprising a notebook computer, a smart phone and a mobile tablet.
The optical time domain reflectometer comprises a laser emitting device, a laser receiving device and a microprocessor, wherein the microprocessor controls the laser emitting device to emit laser into the optical cable, and the laser receiving device receives the laser reflected by the optical cable and feeds back related optical information to the microprocessor.
The central frequency of the laser emitted by the laser emitting device is 1625nm +/-20 nm.
In the specific implementation process, after the optical time domain reflectometer detects a signal of an optical cable fault, the remote terminal unit controls the alarm device to send an alarm signal, and after an emergency repair worker arrives at the site under the command of an emergency repair center, the section where the optical cable fault point is located can be quickly determined according to the alarm signal, so that the efficiency of positioning the optical cable fault point is improved, the time is saved, and the loss caused by the optical cable fault is greatly reduced. The remote terminal can receive temperature data and pressure data transmitted by the temperature sensor and the pressure sensor, the fault point of the optical cable is accurately positioned through the abnormal point of the temperature data and the pressure data, the memory is electrically connected or network-connected with the remote terminal unit, the memory stores the fault data of the optical cable, and the fault data can become historical data for later operation and maintenance.
The same or similar reference numerals correspond to the same or similar parts;
the terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent;
it is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The optical cable fault on-site alarm system is characterized by comprising an optical time domain reflectometer, a 1 XN optical switch array, a remote terminal unit and an alarm device, wherein the optical time domain reflectometer is simultaneously connected into a plurality of optical cable lines by utilizing the 1 XN optical switch array, the input end of the remote terminal unit is electrically connected with the optical time domain reflectometer, the output end of the remote terminal unit is electrically connected with the alarm device, the alarm device is installed on an optical cable well cover, and the alarm device sends out an on-site alarm signal when the optical cable has a fault.
2. The optical cable fault site alarm system of claim 1, wherein the alarm device is any one or combination of a signal lamp emitting a flashing light and an alarm device emitting an alarm sound.
3. The fiber optic cable fault field alarm system of claim 2, further comprising a plurality of temperature sensors, one mounted at fixed intervals on a length of fiber optic cable tubing, the plurality of temperature sensors each electrically connected to a remote terminal unit.
4. The fiber optic cable fault field warning system of claim 2, further comprising a plurality of pressure sensors, one at fixed intervals on a length of fiber optic cable tubing, the plurality of pressure sensors each electrically connected to a remote terminal unit.
5. The fiber optic cable fault field alarm system of claim 3 or 4, further comprising a mobile terminal, the mobile terminal being network connected to the remote terminal unit.
6. The optical cable fault site alarm system of claim 5, wherein the mobile terminal is any one or a combination of a notebook computer, a smart phone and a mobile tablet.
7. The optical cable fault site alarm system of claim 1, wherein the optical time domain reflectometer comprises a laser emitting device, a laser receiving device and a microprocessor, the microprocessor controls the laser emitting device to emit laser into the optical cable, and the laser receiving device receives the laser reflected by the optical cable and feeds back related optical information to the microprocessor.
8. The fiber optic cable fault field alarm system of any of claims 1, 2, 3, 4, 6 or 7, further comprising a memory electrically connected or networked to the remote terminal unit, the memory storing fiber optic cable fault data.
9. The optical cable trouble scene alarming system as claimed in claim 7, wherein said laser emitting means emits laser light having a center frequency of 1550nm ± 20 nm.
10. The fiber optic cable fault field alarm system of claim 9, wherein the laser emitting device emits laser light having a center frequency of 1625nm ± 20 nm.
CN201920960939.0U 2019-06-24 2019-06-24 Optical cable fault field alarm system Active CN210405315U (en)

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Application Number Priority Date Filing Date Title
CN201920960939.0U CN210405315U (en) 2019-06-24 2019-06-24 Optical cable fault field alarm system

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Application Number Priority Date Filing Date Title
CN201920960939.0U CN210405315U (en) 2019-06-24 2019-06-24 Optical cable fault field alarm system

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CN201920960939.0U Active CN210405315U (en) 2019-06-24 2019-06-24 Optical cable fault field alarm system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111986450A (en) * 2020-08-21 2020-11-24 廊坊开发区中油新星电信工程有限公司 Distributed perimeter security system
CN113055085A (en) * 2021-02-04 2021-06-29 国网山西省电力公司太原供电公司 Power communication network operation and maintenance device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111986450A (en) * 2020-08-21 2020-11-24 廊坊开发区中油新星电信工程有限公司 Distributed perimeter security system
CN113055085A (en) * 2021-02-04 2021-06-29 国网山西省电力公司太原供电公司 Power communication network operation and maintenance device

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