CN205620045U - Cable temperature monitoring system - Google Patents
Cable temperature monitoring system Download PDFInfo
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- CN205620045U CN205620045U CN201620345588.9U CN201620345588U CN205620045U CN 205620045 U CN205620045 U CN 205620045U CN 201620345588 U CN201620345588 U CN 201620345588U CN 205620045 U CN205620045 U CN 205620045U
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Abstract
The utility model discloses a cable temperature monitoring system, belong to cable temperature monitoring technical field, the system includes optic fibre, optical fiber sensor, receiving element, treater and siren, optic fibre is bound to the in -process of cable conductor installation, the optical fiber sensor equidistance is installed and be used for the temperature of detection streamer on optic fibre, the cable joint department that sets up in the cable must installation optical fiber sensor, the one end of optic fibre is equipped with the light source, the other end of optic fibre is connected receiving element and is carried the light signal to the receiving element in, receiving element's output connect the processor is used for sending received temperature signal to the treater in, the siren is connected to the output of treater. The utility model provides a temperature monitoring problem of cable conductor, have the advantage of effective reduction cable conductor trouble, utilize the real -time temperature of optical fiber sensor monitoring cable, form the temperature data picture of cable conductor to it reminds the staff in time to look over to send out the police dispatch newspaper when the temperature exceedes safe value.
Description
Technical field
This utility model belongs to cable temperature monitoring technical field, relates to Intelligent Measurement, signal transmission sending direction, is specifically related to a kind of cable temperature monitoring system.
Background technology
For guaranteeing that cable system is optimal and safest current capacity, installed cable and environment thereof must be carried out real-time temperature monitoring.Cable fire is prevented to be to ensure that the importance of safe operation of power system.If occurring carry out early warning by temperature survey in early days and take measures rapidly in accident, this type of accident just can be prevented effectively from.
In the fault that cable causes owing to temperature is too high, major part is to be caused by cable connector, cable connector is formed by two cable splice, easily heating or even blast, electric cable heating is the operating a kind of most common failure of power generation, not only can cause substantial amounts of energy loss, and the normal work of electrical equipment can be had a strong impact on, light then in circuit operating current increase, the electrical equipment lost of life, heavy then insulation breakdown can be made, form short circuit, produce blast, fire can be caused, cause device damage, interrupt the production of well afoot, scientific research, medical operating and other activity, cause loss difficult to the appraisal.The too high fault caused of cable temperature occupies significant proportion, solves temperature problem in time, and monitoring temperature and the timely prompting staff of cable carry out the precautionary measures and can reduce cable fault, are the useful improvement reducing cable fault.
Summary of the invention
According to above the deficiencies in the prior art, technical problem to be solved in the utility model is to propose a kind of cable temperature monitoring system, by binding optical fiber at cable, the temperature of Fibre Optical Sensor detection cable is installed, precision is high, safety prepares, solve the temperature monitoring problem of cable, there is the advantage effectively reducing cable fault, utilize the real time temperature of Fibre Optical Sensor monitoring cable, form the temperature data figure of cable, and temperature exceedes safety value when, send alarm and reminding staff check in time.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is: a kind of cable temperature monitoring system, described cable temperature monitoring system includes optical fiber, Fibre Optical Sensor, receive unit, processor and siren, cable binds optical fiber during installing, the equidistant temperature being arranged on optical fiber for detecting cable of Fibre Optical Sensor, at the cable connector arranged in cable, Fibre Optical Sensor must be installed, one end of optical fiber is provided with light source, the other end of optical fiber connects reception unit conveying optical signal to receiving in unit, receive the outfan of unit to connect processor and be used for sending the temperature signal that receives in processor, the outfan of processor connects siren.
Described cable temperature monitoring system also includes transmitting element and display screen, and the outfan of processor connects transmitting element and is used for the result of video-stream processor on a display screen for the data after sending process to transmitting element, transmitting element connection display screen.Described cable temperature monitoring system also includes that remote signal receiving terminal, remote signal receiving terminal are connected to the outfan of transmitting element, and remote signal receiving terminal receives the instruction of processor by transmitting element.Described Fibre Optical Sensor includes manipulator and light filter, and manipulator connects light filter, and the optical signal in optical fiber is input to receive unit through manipulator and light filter.Being provided with AD conversion unit in described reception unit, the optical signal receiving unit is transported in AD conversion unit carry out signal preliminary treatment, and the outfan of AD conversion unit connects processor.Described processor includes that data processing unit, data statistics unit and image rendering unit, data processing unit, data statistics unit and image rendering unit connect processor and process the data signal being input in processor.Described processor also includes threshold decision unit, and threshold decision unit connects on a processor, and threshold decision unit is provided with temperature safety threshold value, and the cable temperature data that processor receives carry out analysis through threshold decision unit.Described siren wireless connections processor, is provided with the vibrator sending vibrations according to alarm command inside siren.
This utility model provides the benefit that: this utility model provides a kind of cable temperature monitoring system, in the manufacture installation process of cable, during cable carries optical fiber or cable construction, optical fiber is installed, it is fastened on optical fiber at the compartment distance installation Fibre Optical Sensor of cable in the process installed, utilize the real time temperature of Fibre Optical Sensor monitoring cable, form the temperature data figure of cable, the data of monitoring are sent to processor and carry out information conversion and process, form cable temperature variation diagram and show on a display screen, and temperature exceedes safety value when, send alarm and reminding staff check in time.
Accompanying drawing explanation
Below the content expressed by this specification accompanying drawing and the labelling in figure are briefly described:
Fig. 1 is the operation principle block diagram of the cable temperature monitoring system of detailed description of the invention of the present utility model.
Fig. 2 is the operation principle block diagram of the processor of detailed description of the invention of the present utility model.
Detailed description of the invention
Below against accompanying drawing, by the description to embodiment, detailed description of the invention of the present utility model is such as mutual alignment and annexation, the effect of each several part and operation principle, the manufacturing process between the involved shape of each component, structure, each several part and operates with method etc., it is described in further detail, to help those skilled in the art that inventive concept of the present utility model, technical scheme are had more complete, accurate and deep understanding.
This utility model provides a kind of cable temperature monitoring system, in the manufacture installation process of cable, during cable carries optical fiber or cable construction, optical fiber is installed, it is fastened on optical fiber at the compartment distance installation Fibre Optical Sensor of cable in the process installed, utilize the real time temperature of Fibre Optical Sensor monitoring cable, form the temperature data figure of cable, the data of monitoring are sent to processor and carry out information conversion and process, form cable temperature variation diagram and show on a display screen, and temperature exceedes safety value when, send alarm and reminding staff check in time.
nullA kind of cable temperature monitoring system，Its operation principle block diagram is as shown in Figure 1，System includes optical fiber、Fibre Optical Sensor、Receive unit、Processor、Transmitting element、Display screen、Siren，Cable binds one or more optical fiber during installing，Fibre Optical Sensor connects optical fiber every a segment distance and forms temperature measure net，One Fibre Optical Sensor must be installed cable connector when，Easily send out a little because cable connector is fault，The temperature of cable connector must be detected in real time，Connect at the two ends of optical fiber and have light source and receive unit，Receive unit and change into digital signal through analog digital conversion，Receive the signal in optical fiber to be sent to processor and carry out data prediction，The temperature trend map of each monitoring point drawn by processor and analysis and evaluation goes out the temperature trend map of cable，Processor connects transmitting element and siren，Transmitting element connects display screen，The result of processor sends remote signal to display screen by transmitting element，If needing to send teledata，Remote signal receiving terminal can be set up，Transmitting element wireless connections remote signal receiving terminal，Processor is detecting that temperature is when exceeding the safety value of default，Processor sends alarm signal to siren，Siren sends alarm，Staff is reminded to note the high temperature dot of cable，Prepare in time.
Cable temperature monitoring system is an entirety, Fibre Optical Sensor is mainly used to detect the temperature of cable, cable carries during installing installs the optical fiber being fixed together with cable, it can also be the outside of cable that optical fiber may be located at inside cable, every a segment distance, one Fibre Optical Sensor is installed on cable, Fibre Optical Sensor connects optical fiber, and one end of optical fiber is provided with light source.Light from light source is sent into manipulator through optical fiber by Fibre Optical Sensor, after the light making parameter to be measured and enter modulator zone interacts, the optical property (such as the intensity of light, wavelength, frequency, phase place, polarization state etc.) causing light changes, it is referred to as the flashlight modulated, utilize the impact that the measured transmission characteristic on light applies, complete temperature survey, cable is mounted with multiple sensor can realize the multimetering on cable thus estimates the temperature of Integral cable line.In this utility model every a segment distance, if encountering cable connector and be not belonging to install the point of Fibre Optical Sensor, then Fibre Optical Sensor also must be installed at cable connector.It is to be spliced by cable at cable connector, due to construction and the reason such as operation maintenance is improper, cause terminals to condense water knot and gather in end, ultimately result in humidified insulation to puncture, set off an explosion, so cable connector is the fault point occurred frequently of cable, it is necessary to install a Fibre Optical Sensor and carry out temperature monitoring.
Being provided with the optical signal in manipulator modulation optical fiber in Fibre Optical Sensor, be additionally provided with light filter in Fibre Optical Sensor, light filter connects manipulator and is used for filtering the light of other wavelength in complex light, it is provided that spectral purity, reduces impurity.One termination of optical fiber connects light source input light, conducts in a fiber, runs into Fibre Optical Sensor, and the light from light source is sent into manipulator by Fibre Optical Sensor, exports the flashlight modulated through light filter, and the other end of optical fiber is connected to reception unit.Receive the light being applied transmission characteristic by light that unit receives in optical fiber, reception unit is provided with AD conversion unit and carries out optical signal preliminary treatment, optical signal is gone out cable temperature signal according to its information analysis carried, receives unit and the temperature signal after preliminary treatment is sent to processor.
Processor is provided with data processing unit, data statistics unit, image rendering unit and threshold decision unit, as shown in Figure 2, data processing unit, data statistics unit, image rendering unit and threshold decision unit all connect on a processor, the data that data processing unit is used for receiving unit transmission carry out data process, convert data to the digital signal of uniform format, data after data statistics unit will process carry out classifying and adding up, the data of each monitoring point are separate, and the temperature value of cable is estimated according to the temperature value of every, and data are transported to the temperature trend map of each monitoring point of image rendering unit drafting, and the temperature chart of the cable being made up of estimated data, trendgram shows on a display screen, staff is facilitated to check at any time.Threshold decision unit connects on a processor, data after data processing unit processes are carried out safety judgement, judge that the temperature value of monitoring in real time is whether in the safety range of default, temperature safety threshold value is default, processor once detect the when that temperature being higher than secure threshold will signal an alert to siren.
Siren will send alarm and reminding staff after the alarm signal receiving processor, siren can select the sound and light alarm of routine, the vibration alarming carried with sound can also be selected, siren wireless connections processor, by the signal channel communication set, the alarm command according to receiving sends vibration alarm.Siren wireless connections, it is capable of carrying with function, siren is provided with microcontroller, communication unit and vibrator, communication unit connects microcontroller, microcontroller connects vibrator, siren uses communication unit to receive alarm signal, and microcontroller sends vibration instruction and arrives vibrator, and vibrator vibrating alert carrier is checked in time.Siren is provided with microcontroller, function expansion can also be carried out, one mike and associated modulation circuit thereof can be set, constitute simple voice interphone, can be directly to carry out voice inquiry in short distance, mutually inform situation, would not occur that employee goes to the event at same scene simultaneously, save the time of employee.
Processor has been also connected with transmitting element, connects display screen by transmitting element, and the alarm result of processor and trendgram show on a display screen.If data need teletransmission, it is also possible to set up remote signal receiving terminal, remote signal receiving terminal wireless connections transmitting element, send remote signal to remote signal receiving terminal by transmitting element.
Above in conjunction with accompanying drawing, this utility model is exemplarily described; obviously this utility model implements and is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present utility model design is carried out with technical scheme; or the most improved design of the present utility model and technical scheme are directly applied to other occasion, all within protection domain of the present utility model.Protection domain of the present utility model should be as the criterion with the protection domain that claims are limited.
Claims (8)
1. a cable temperature monitoring system, it is characterized in that, described cable temperature monitoring system includes optical fiber, Fibre Optical Sensor, receive unit, processor and siren, cable binds optical fiber during installing, the equidistant temperature being arranged on optical fiber for detecting cable of Fibre Optical Sensor, at the cable connector arranged in cable, Fibre Optical Sensor must be installed, one end of optical fiber is provided with light source, the other end of optical fiber connects reception unit conveying optical signal to receiving in unit, receive the outfan of unit to connect processor and be used for sending the temperature signal that receives in processor, the outfan of processor connects siren.
Cable temperature monitoring system the most according to claim 1, it is characterized in that, described cable temperature monitoring system also includes transmitting element and display screen, the outfan of processor connects transmitting element and is used for the result of video-stream processor on a display screen for the data after sending process to transmitting element, transmitting element connection display screen.
Cable temperature monitoring system the most according to claim 2, it is characterized in that, described cable temperature monitoring system also includes that remote signal receiving terminal, remote signal receiving terminal are connected to the outfan of transmitting element, and remote signal receiving terminal receives the instruction of processor by transmitting element.
Cable temperature monitoring system the most according to claim 1, it is characterised in that described Fibre Optical Sensor includes manipulator and light filter, manipulator connects light filter, and the optical signal in optical fiber is input to receive unit through manipulator and light filter.
Cable temperature monitoring system the most according to claim 1, it is characterized in that, being provided with AD conversion unit in described reception unit, the optical signal receiving unit is transported in AD conversion unit carry out signal preliminary treatment, and the outfan of AD conversion unit connects processor.
Cable temperature monitoring system the most according to claim 1, it is characterized in that, described processor includes that data processing unit, data statistics unit and image rendering unit, data processing unit, data statistics unit and image rendering unit connect processor and process the data signal being input in processor.
Cable temperature monitoring system the most according to claim 1, it is characterized in that, described processor also includes threshold decision unit, threshold decision unit connects on a processor, threshold decision unit is provided with temperature safety threshold value, and the cable temperature data that processor receives carry out analysis through threshold decision unit.
Cable temperature monitoring system the most according to claim 1, it is characterised in that described siren wireless connections processor, is provided with the vibrator sending vibrations according to alarm command inside siren.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620345588.9U CN205620045U (en) | 2016-04-22 | 2016-04-22 | Cable temperature monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620345588.9U CN205620045U (en) | 2016-04-22 | 2016-04-22 | Cable temperature monitoring system |
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|---|---|
| CN205620045U true CN205620045U (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620345588.9U Expired - Fee Related CN205620045U (en) | 2016-04-22 | 2016-04-22 | Cable temperature monitoring system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029748A (en) * | 2017-06-10 | 2018-12-18 | 北京万览时代网络科技有限公司 | High-tension cable temperature detecting alarm system |
| CN109039448A (en) * | 2018-08-10 | 2018-12-18 | 刘润宇 | A kind of fiber laser arrays maintaining-managing system |
| CN109870197A (en) * | 2019-03-29 | 2019-06-11 | 山东呈祥电气有限公司 | A kind of intelligent power cable pipeline |
| CN110608812A (en) * | 2019-10-18 | 2019-12-24 | 国网江苏省电力有限公司盐城供电分公司 | Closed electrical equipment temperature detection system based on optical fiber detection and detection method thereof |
| CN113649697A (en) * | 2021-09-05 | 2021-11-16 | 光惠（上海）激光科技有限公司 | Laser with safety protection |
-
2016
- 2016-04-22 CN CN201620345588.9U patent/CN205620045U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029748A (en) * | 2017-06-10 | 2018-12-18 | 北京万览时代网络科技有限公司 | High-tension cable temperature detecting alarm system |
| CN109039448A (en) * | 2018-08-10 | 2018-12-18 | 刘润宇 | A kind of fiber laser arrays maintaining-managing system |
| CN109870197A (en) * | 2019-03-29 | 2019-06-11 | 山东呈祥电气有限公司 | A kind of intelligent power cable pipeline |
| CN110608812A (en) * | 2019-10-18 | 2019-12-24 | 国网江苏省电力有限公司盐城供电分公司 | Closed electrical equipment temperature detection system based on optical fiber detection and detection method thereof |
| CN113649697A (en) * | 2021-09-05 | 2021-11-16 | 光惠（上海）激光科技有限公司 | Laser with safety protection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20170422 |
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| CF01 | Termination of patent right due to non-payment of annual fee |