CN208091587U - Roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview - Google Patents

Roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview Download PDF

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Publication number
CN208091587U
CN208091587U CN201820449558.1U CN201820449558U CN208091587U CN 208091587 U CN208091587 U CN 208091587U CN 201820449558 U CN201820449558 U CN 201820449558U CN 208091587 U CN208091587 U CN 208091587U
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China
Prior art keywords
fiber
labview
temperature
grating sensor
optic grating
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Expired - Fee Related
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CN201820449558.1U
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Chinese (zh)
Inventor
何珂
龚奉斌
张春阳
邱菜谋
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Wuhan University of Technology WUT
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Wuhan University of Technology WUT
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Abstract

The utility model discloses a kind of roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview, including the acquisition in real time of ipc monitor device, PLC controller, distributed I/O installation, short message modem4, signal and processing unit and temperature measuring equipment;Ipc monitor device connects PLC controller, PLC controller connects distributed I/O installation and temperature measuring equipment, distributed I/O installation connects Signal acquiring and processing device, short message modem4 is connect with distributed I/O installation, acquisition is connected temperature measuring equipment with processing unit in real time with signal, signal acquisition in real time and the external mine working system of processing unit.The utility model is detected diagnosis by fiber-optic grating sensor to mine down-hole tunnel real time temperature situation, in the timely early warning of temperature anomaly energy, fast response time, round-the-clock real-time monitoring, safety coefficient are high, are conducive to the unmanned construction of engineering, save manpower.

Description

Roadway system temperature diagnostic early warning based on fiber-optic grating sensor and labview Device
Technical field
The utility model is related to mining industry field more particularly to a kind of tunnels based on fiber-optic grating sensor and labview System temperature diagnoses prior-warning device.
Background technology
In process of production, still widely used is manually major way for mining industry at present, in underground mine production, part Key monitoring region is needed, such as uses personal monitoring, efficiency is low, and covering surface is small, and accident emergency response speed is slow.
Manpower can be greatly reduced using fiber-optic grating sensor to use, and can efficiently accomplish full time supervision task. Currently used fiber-optical grating temperature sensor includes optical fiber encapsulation temperature sensor and mechanical structure temperature sensor.Light at present Fiber grating is pasted on the bigger base material of temperature control by line encapsulation temperature sensor, and sensitivity is compared to naked light Fibre is greatly improved, but due to the limitation of base material, can not be applied in hot environment.
Utility model content
The purpose of this utility model:A kind of roadway system temperature based on fiber-optic grating sensor and labview is provided to examine Disconnected prior-warning device, there is high sensitivity, and the extensive advantage of applicable elements, can solve traditional monitoring can not uninterruptedly monitor in real time, Immediately alert condition cannot be reacted rapidly.
To achieve the goals above, the technical solution of the utility model is:
A kind of roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview, including host computer The acquisition in real time of monitoring device, PLC controller, distributed I/O installation, short message modem4, signal is measured with processing unit and temperature to be filled It sets;The ipc monitor device is connected with the PLC controller, and the PLC controller passes through PROFIBUS interfaces It is connected respectively with the distributed I/O installation and temperature measuring equipment, the distributed I/O installation and the signal acquisition It is connect with processing unit, the short message modem4 is connect with the input/output terminal of the distributed I/O installation, the temperature Acquisition is connected degree measuring device with processing unit in real time with the signal, and acquisition is external with processing unit in real time for the signal Mine working system.
The above-mentioned roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview, wherein described Temperature measuring equipment include analog input card, Communication Card and Labview temperature measuring tables, the input of the analog input card Acquisition is connected with the output end of processing unit in real time with the signal at end, the Communication Card and the PLC controller It is connected by bus mode.
The above-mentioned roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview, wherein described Analog input card select the pci data capture card of model PCI-6010.
The above-mentioned roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview, wherein described Signal in real time acquisition be made of temperature sensing device with processing unit, the temperature sensing device includes multiple fiber gratings Temperature sensor.
The above-mentioned roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview, wherein described Fiber-optical grating temperature sensor include outer tube, inner tube and optical fiber Bragg raster, the inner tube is arranged in the outer tube Interior, the optical fiber Bragg raster is arranged in the inner tube.
The above-mentioned roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview, wherein described Outer tube and inner tube constitute double-layer metal structure.
The above-mentioned roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview, wherein described Inner tube be pasted onto by epoxy resin in the outer tube.
The above-mentioned roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview, wherein described PLC controller model S7-300, the model ET200 of the distributed I/O installation, the type of the short message modem Number be CT-C2303.
The utility model is detected diagnosis by fiber-optic grating sensor to mine down-hole tunnel real time temperature situation, The timely early warning of energy in the case of temperature anomaly, fast response time, round-the-clock real-time monitoring, safety coefficient are high, are conducive to the nothing of engineering Peopleization is built, and manpower is saved.
Description of the drawings
Fig. 1 is roadway system temperature diagnostic prior-warning device of the utility model based on fiber-optic grating sensor and labview Structure diagram.
Fig. 2 is roadway system temperature diagnostic prior-warning device of the utility model based on fiber-optic grating sensor and labview Fiber-optical grating temperature sensor structural schematic diagram.
Specific implementation mode
The embodiments of the present invention are further illustrated below in conjunction with attached drawing.
It refers to shown in attached drawing 1, a kind of roadway system temperature diagnostic early warning based on fiber-optic grating sensor and labview Device, including the acquisition in real time of ipc monitor device 1, PLC controller 2, distributed I/O installation 3, short message modem4, signal and place Manage device 5 and temperature measuring equipment 6;The ipc monitor device 1 is connected with the PLC controller 2, the PLC Controller 2 is connected with the distributed I/O installation 3 and temperature measuring equipment 6 respectively by PROFIBUS interfaces, point Cloth I/O device 3 is connect with the Signal acquiring and processing device 5, and the short message modem4 is filled with the distributed I/O 3 input/output terminal connection is set, acquisition is connected the temperature measuring equipment 6 with processing unit 5 in real time with the signal, institute The signal stated acquisition in real time and 5 external mine working system 7 of processing unit.Modem is modem, is commonly called as " cat ", can handle The digital signal of computer translates into the pulse signal that can be transmitted along ordinary telephone line, and these pulse signals can be another by circuit Another modem of one end receives, and is translated into the language that computer can be understood.
The temperature measuring equipment 6 includes analog input card 61, Communication Card 62 and Labview temperature measuring table 63, Acquisition is connected the input terminal of the analog input card 61 with the output end of processing unit 5 in real time with the signal, and described is logical News board 62 is connected with the PLC controller 2 by bus mode.Analog input card 61 selects the PCI of model PCI-6010 Data collecting card, temperature measuring table 63 are realized using virtual instrument software labview.
Acquisition is made of with processing unit 5 temperature sensing device 51 signal in real time, the temperature sensing device Including multiple fiber-optical grating temperature sensors 52.Signal acquisition in real time passes through temperature sensor monitors tunnel reality with processing unit 5 Shi Wendu.
It refers to shown in attached drawing 2, the fiber-optical grating temperature sensor 52 includes outer tube 521, inner tube 522 and optical fiber Bragg gratings 523, the inner tube 522 are arranged in the outer tube 521, and the optical fiber Bragg raster 523 setting exists In the inner tube 522.
The outer tube 521 and inner tube 522 constitute double-layer metal structure, the main function of outer tube 521 be transition temperature and Influence of the applied stress strain to Bragg wavelength shift values is eliminated, the main function of inner tube 522 is to transmit temperature.
The inner tube 522 is pasted onto by epoxy resin 524 in the outer tube 521.
The model S7-300 of the PLC controller 2, the model ET200 of the distributed I/O installation 3, it is described Short message modem4 model CT-C2303A.
In use, after PLC controller 2 is according to the real time datas of Current Temperatures, rate of temperature change comprehensive analysis processing, pass through Data are reached ipc monitor device 1 by Communication Card 62.When temperature is more than preset early warning value, data can pass through PLC controller 2 reaches short message modem4, and short message is sent to related management personnel and alarm, to improve people by short message modem4 Reaction speed of the member to corresponding disaster.
In conclusion the utility model examines mine down-hole tunnel real time temperature situation by fiber-optic grating sensor Diagnosis is surveyed, in the timely early warning of temperature anomaly energy, fast response time, round-the-clock real-time monitoring, safety coefficient are high, are conducive to Manpower is saved in the unmanned construction of engineering.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, It is every to utilize equivalent structure transformation made by the utility model description, it is directly or indirectly related with other are attached to The technical field of product, is equally included in the patent within the scope of the utility model.

Claims (8)

1. a kind of roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview, it is characterised in that:Packet Include the acquisition in real time of ipc monitor device, PLC controller, distributed I/O installation, short message modem4, signal and processing unit and temperature Spend measuring device;The ipc monitor device is connected with the PLC controller, and the PLC controller passes through PROFIBUS interfaces are connected with the distributed I/O installation and temperature measuring equipment respectively, the distributed I/O installation and institute The Signal acquiring and processing device connection stated, the input/output terminal of the short message modem4 and the distributed I/O installation connect Connect, acquisition is connected with processing unit in real time for the temperature measuring equipment and the signal, the signal acquire in real time and The external mine working system of processing unit.
2. the roadway system temperature diagnostic early warning dress according to claim 1 based on fiber-optic grating sensor and labview It sets, it is characterised in that:The temperature measuring equipment includes analog input card, Communication Card and Labview temperature measuring tables, institute Acquisition is connected the input terminal for the analog input card stated with the output end of processing unit in real time with the signal, the Communication Card It is connected by bus mode with the PLC controller.
3. the roadway system temperature diagnostic early warning dress according to claim 2 based on fiber-optic grating sensor and labview It sets, it is characterised in that:The analog input card selects the pci data capture card of model PCI-6010.
4. the roadway system temperature diagnostic early warning dress according to claim 3 based on fiber-optic grating sensor and labview It sets, it is characterised in that:Acquisition is made of with processing unit temperature sensing device the signal in real time, and the temperature sensing is set Standby includes multiple fiber-optical grating temperature sensors.
5. the roadway system temperature diagnostic early warning dress according to claim 4 based on fiber-optic grating sensor and labview It sets, it is characterised in that:The fiber-optical grating temperature sensor includes outer tube, inner tube and optical fiber Bragg raster, the inner tube It is arranged in the outer tube, the optical fiber Bragg raster is arranged in the inner tube.
6. the roadway system temperature diagnostic early warning dress according to claim 5 based on fiber-optic grating sensor and labview It sets, it is characterised in that:The outer tube and inner tube constitute double-layer metal structure.
7. the roadway system temperature diagnostic early warning dress according to claim 6 based on fiber-optic grating sensor and labview It sets, it is characterised in that:The inner tube is pasted onto by epoxy resin in the outer tube.
8. the roadway system temperature diagnostic early warning dress according to claim 1 based on fiber-optic grating sensor and labview It sets, it is characterised in that:The model S7-300 of the PLC controller, the model ET200 of the distributed I/O installation, The model CT-C2303A of the short message modem.
CN201820449558.1U 2018-04-02 2018-04-02 Roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview Expired - Fee Related CN208091587U (en)

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CN201820449558.1U CN208091587U (en) 2018-04-02 2018-04-02 Roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview

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Application Number Priority Date Filing Date Title
CN201820449558.1U CN208091587U (en) 2018-04-02 2018-04-02 Roadway system temperature diagnostic prior-warning device based on fiber-optic grating sensor and labview

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118392340A (en) * 2024-06-26 2024-07-26 石家庄宜中机电技术有限公司 Coal mine roadway temperature on-line monitoring device based on dense distributed fiber gratings

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118392340A (en) * 2024-06-26 2024-07-26 石家庄宜中机电技术有限公司 Coal mine roadway temperature on-line monitoring device based on dense distributed fiber gratings

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Granted publication date: 20181113

Termination date: 20200402