CN202939759U - Temperature-sensitive optical fiber and electrical fire hazard two-in-one monitoring system - Google Patents
Temperature-sensitive optical fiber and electrical fire hazard two-in-one monitoring system Download PDFInfo
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- CN202939759U CN202939759U CN 201220621726 CN201220621726U CN202939759U CN 202939759 U CN202939759 U CN 202939759U CN 201220621726 CN201220621726 CN 201220621726 CN 201220621726 U CN201220621726 U CN 201220621726U CN 202939759 U CN202939759 U CN 202939759U
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- optical fiber
- temperature sensing
- temperature
- sensing optical
- monitoring system
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 43
- 238000012544 monitoring process Methods 0.000 title claims abstract description 23
- 239000000523 sample Substances 0.000 claims abstract description 10
- 238000005259 measurement Methods 0.000 claims description 14
- 238000009529 body temperature measurement Methods 0.000 claims description 11
- 238000010792 warming Methods 0.000 claims description 10
- 230000006698 induction Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
A temperature-sensitive optical fiber and electrical fire hazard two-in-one monitoring system comprises a temperature-sensitive optical fiber host machine and at least one detecting module. Each detecting module comprises a data collector, an electrical measuring instrument, a remaining current inductor and a temperature sensing probe, wherein the remaining current inductor is used for detecting remaining current in a cable in real time and generates corresponding signals; the temperature sensing probe is used for sensing and measuring temperature of the environment and generating corresponding signals; the electrical measuring instrument is in wireless connection with the data collector, and is used for converting the signals generated by the temperature sensing probe and the remaining current inductor respectively into signals that the data collector can identify; and the data collector is used for transmitting the signals from the electrical measuring instrument to the temperature-sensitive optical fiber host machine. The temperature-sensitive optical fiber and electrical fire hazard two-in-one monitoring system can prevent electrical devices from suffering from fire hazards caused by electric leakage, overload, contact failure and overheat of the devices.
Description
Technical field
The utility model relates to a kind of temperature sensing optical fiber and electrical fire two-in-one monitoring system.
Background technology
The electric fire monitoring system major part is the detection of electrical leakage for circuit at present, and it can only be reported to the police and control the electric leakage of Monitoring Line, can not monitor for other failure causes that may produce electrical fire, and function singleness and safety and reliability are low.
The utility model content
For the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of have integrated function and the high temperature sensing optical fiber of safe reliability and electrical fire two-in-one monitoring system.
For achieving the above object, the utility model adopts following technical scheme:
A kind of temperature sensing optical fiber and electrical fire two-in-one monitoring system, it comprises temperature sensing optical fiber main frame and at least one detecting module; Each detecting module comprises data acquisition unit, electric measurement instrument, residual current transformer and warming probe;
This residual current transformer is used for the residual current of detecting real-time place cable and generates corresponding signal;
This warming probe is used for sense ambient temperature and generates corresponding signal;
This this data acquisition unit of electric measurement instrument wireless connections is used for transferring the signal correspondence that warming is popped one's head in and residual current transformer generates to signal that data acquisition unit can be identified;
This data acquisition unit is used for being sent to from the signal of electric measurement instrument the temperature sensing optical fiber main frame;
The temperature sensing optical fiber main frame judges according to the signal from data acquisition unit, when the site surrounding temperature at detecting module place higher than the safe temperature threshold value, and/or the residual current data of cable surpass the safety current threshold value, and this temperature sensing optical fiber main frame sends the electrical fire danger signal.
This temperature sensing optical fiber and electrical fire two-in-one monitoring system also comprise the high pressure temperature measurement module of wireless connections temperature sensing optical fiber main frame, and it is used for temperature of induction hyperbaric environment in real time and generates corresponding signal.
This high pressure temperature measurement module comprises temperature sensing optical fiber.
This high pressure temperature measurement module and this electric measurement instrument are all by radio frequency protocol wireless connections temperature sensing optical fiber main frame.
This data acquisition unit is by RS485 twisted pair line connection temperature sensing optical fiber main frame.
The beneficial effects of the utility model are as follows:
Above-mentioned temperature sensing optical fiber and electrical fire two-in-one monitoring system each electrical equipment of Real-Time Monitoring, and when Circuits System exists potential electrical fire dangerous, give the alarm in advance or the electric current of auto-adjusting circuit system, so, the fire that can prevent each electrical equipment to cause due to electric leakage, overload, loose contact, apparatus overheat, solved from root, avoided the generation of accident.
Description of drawings
Fig. 1 is the block diagram of the better embodiment of the utility model temperature sensing optical fiber and electrical fire two-in-one monitoring system.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further:
See also Fig. 1, the utility model relates to a kind of temperature sensing optical fiber and electrical fire two-in-one monitoring system, its better embodiment comprises temperature sensing optical fiber main frame 10 and some detecting modules 30, and these some detecting modules 30 are installed on different places such as subway tunnel, switchgear building, step-down substation etc.Each detecting module 30 comprises data acquisition unit 31, high pressure temperature measurement module 32, electric measurement instrument 33, residual current transformer 34 and warming probe 35.In the present embodiment, this high pressure temperature measurement module 32 comprises temperature sensing optical fiber.
Each data acquisition unit 31 connects temperature sensing optical fiber main frames 10 by RS485 twisted-pair feeder 20, and high pressure temperature measurement module 32 and the equal wireless connections data acquisition unit 31 of electric measurement instrument 33, residual current transformer 34 are connected with warming and 35 are all connected electric measurement instrument 33 by cable.In the present embodiment, high pressure temperature measurement module 32 and electric measurement instrument 33 are all by radio frequency protocol wireless connections data acquisition unit 31
This high pressure temperature measurement module 32 is arranged at high-pressure area such as high-tension switch cabinet, and it is used for the temperature of induction hyperbaric environment in real time.This residual current transformer 34 is used for the residual current of detecting real-time place cable.This warming probe 35 is used for sense ambient temperature.
This electric measurement instrument 33 is used for transferring the signal correspondence that warming probe 35 and residual current transformer 34 generate to data acquisition unit 31 signals that can identify.
Each data acquisition unit 31 is used for and will be sent to temperature sensing optical fiber main frame 10 by RS485 twisted-pair feeder 20 from electric measurement instrument 33.
temperature sensing optical fiber main frame 10 judges that according to the signal from data acquisition unit 31 whether the site surrounding temperature at detecting module 30 places is higher than the safe temperature threshold value, and whether the residual current data of cable surpass the safety current threshold value, has a kind of threshold value that surpasses at least in both, this temperature sensing optical fiber main frame 10 sends the dangerous control signal of electrical fire, for example pass through the dangerous control signal of this electrical fire with sound, the light type of alarm sends the electrical fire hydropac, for example give the alarm by give the alarm sound or the flashing by warning light of loudspeaker, and send power-off signal to Power Supply Monitoring panel or the relay board of the circuit that has electrical fire danger, with the electric current of turning down cable or the circuit that directly stops power supply to correspondence, this temperature sensing optical fiber main frame 10 also by display in real time with the data accepted and the data after processing be shown on display.
Above-mentioned temperature sensing optical fiber and electrical fire two-in-one monitoring system each electrical equipment of Real-Time Monitoring, and when Circuits System exists potential electrical fire dangerous, give the alarm in advance or the electric current of auto-adjusting circuit system, so, the fire that can prevent each electrical equipment to cause due to electric leakage, overload, loose contact, apparatus overheat, solved from root, avoided the generation of accident.
For a person skilled in the art, can make other various corresponding changes and distortion according to technical scheme described above and design, and these all changes and the distortion all should belong to the protection domain of the utility model claim within.
Claims (5)
1. a temperature sensing optical fiber and electrical fire two-in-one monitoring system, it is characterized in that: it comprises temperature sensing optical fiber main frame and at least one detecting module; Each detecting module comprises data acquisition unit, electric measurement instrument, residual current transformer and warming probe;
This residual current transformer is used for the residual current of detecting real-time place cable and generates corresponding signal;
This warming probe is used for sense ambient temperature and generates corresponding signal;
This this data acquisition unit of electric measurement instrument wireless connections is used for transferring the signal correspondence that warming is popped one's head in and residual current transformer generates to signal that data acquisition unit can be identified;
This data acquisition unit is used for being sent to from the signal of electric measurement instrument the temperature sensing optical fiber main frame;
The temperature sensing optical fiber main frame judges according to the signal from data acquisition unit, when the site surrounding temperature at detecting module place higher than the safe temperature threshold value, and/or the residual current data of cable surpass the safety current threshold value, and this temperature sensing optical fiber main frame sends the electrical fire danger signal.
2. temperature sensing optical fiber as claimed in claim 1 and electrical fire two-in-one monitoring system, it is characterized in that: this temperature sensing optical fiber and electrical fire two-in-one monitoring system also comprise the high pressure temperature measurement module of wireless connections temperature sensing optical fiber main frame, and it is used for temperature of induction hyperbaric environment in real time and generates corresponding signal.
3. temperature sensing optical fiber as claimed in claim 2 and electrical fire two-in-one monitoring system, it is characterized in that: this high pressure temperature measurement module comprises temperature sensing optical fiber.
4. temperature sensing optical fiber as claimed in claim 2 and electrical fire two-in-one monitoring system, it is characterized in that: this high pressure temperature measurement module and this electric measurement instrument are all by radio frequency protocol wireless connections temperature sensing optical fiber main frame.
5. temperature sensing optical fiber as claimed in claim 1 and electrical fire two-in-one monitoring system, it is characterized in that: this data acquisition unit is by RS485 twisted pair line connection temperature sensing optical fiber main frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220621726 CN202939759U (en) | 2012-11-21 | 2012-11-21 | Temperature-sensitive optical fiber and electrical fire hazard two-in-one monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220621726 CN202939759U (en) | 2012-11-21 | 2012-11-21 | Temperature-sensitive optical fiber and electrical fire hazard two-in-one monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202939759U true CN202939759U (en) | 2013-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220621726 Expired - Fee Related CN202939759U (en) | 2012-11-21 | 2012-11-21 | Temperature-sensitive optical fiber and electrical fire hazard two-in-one monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202939759U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105513253A (en) * | 2016-03-03 | 2016-04-20 | 国网山东省电力公司郓城县供电公司 | Low-voltage distribution cabinet fire alarm system |
| CN109949533A (en) * | 2019-05-05 | 2019-06-28 | 重庆固德力安科技有限公司 | A kind of electrical fire-detector for realizing measuring point extendable functions |
-
2012
- 2012-11-21 CN CN 201220621726 patent/CN202939759U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105513253A (en) * | 2016-03-03 | 2016-04-20 | 国网山东省电力公司郓城县供电公司 | Low-voltage distribution cabinet fire alarm system |
| CN109949533A (en) * | 2019-05-05 | 2019-06-28 | 重庆固德力安科技有限公司 | A kind of electrical fire-detector for realizing measuring point extendable functions |
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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: 20130515 Termination date: 20151121 |
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| EXPY | Termination of patent right or utility model |