CN107436202A - A kind of expansible fluorescence fiber temperature measurement instrument - Google Patents
A kind of expansible fluorescence fiber temperature measurement instrument Download PDFInfo
- Publication number
- CN107436202A CN107436202A CN201710775227.7A CN201710775227A CN107436202A CN 107436202 A CN107436202 A CN 107436202A CN 201710775227 A CN201710775227 A CN 201710775227A CN 107436202 A CN107436202 A CN 107436202A
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- China
- Prior art keywords
- fluorescence
- main control
- module
- control module
- expansible
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
Abstract
The invention discloses a kind of expansible fluorescence fiber temperature measurement instrument,Including main control module,At least one capture card expansion module and the power module powered for main control module and capture card expansion module,Main control module is connected with capture card expansion module,Capture card expansion module includes at least one fluorescent collecting card,Fluorescent collecting card includes MCU controllers,MCU controllers connection optical fiber transceiving multiplexing termination power,Fluorescence data demodulator circuit,Wherein,Optical fiber transceiving multiplexing termination power includes fluorescence excitation ultraviolet LED,Photoelectric switching circuit,After MCU controllers control fluorescence excitation ultraviolet LED sends the light pulse of predeterminated frequency,Receive fluorescence signal and utilize photoelectric switching circuit,Fluorescence data demodulator circuit obtains the fluorescence sunset glow time,The fluorescence sunset glow time demodulation that main control module obtains MCU controllers is corresponding temperature data.Simple in construction, low cost of the invention, scalability are high.
Description
Technical field
The present invention relates to electrical equipment high temperature monitoring technical field, and in particular to a kind of expansible fluorescence fiber temperature measurement instrument.
Background technology
With the implementation of electric network reconstruction, especially urban network restructuring and that builds deepen continuously, and cable and electrical equipment make
Dosage increases considerably, and this causes the operational management of cable and electrical equipment, monitoring and maintenance work to become extremely important.Actual work
In work, in order to avoid cable and electrical equipment are in superheat state in high temperature, it will usually which selection suitably retains its load capacity
Method solve, but this make it that the use of these cables and electrical equipment is uneconomical, and manual inspection can only detect it is to be measured
The surface temperature of point, monitoring temperature truly can not be accomplished for the closing electrical equipment such as cable and switch cubicle.No matter
The angle still needed from the inherently safe operation angle of the electrical equipment such as cable and ring main unit from electric power system dispatching, all
It is required that the load-bearing capacity of cable and electrical equipment is monitored in real time, and these can be by the online of tested point temperature
Monitor in real time to complete.
The content of the invention
The purpose of the present invention carries out temperature monitoring to cable and electrical equipment, improves the efficiency of temperature monitoring, reduces monitoring
Cost simultaneously ensures the safety problem in monitoring process.
To achieve these goals, the invention provides a kind of expansible fluorescence fiber temperature measurement instrument, including main control module, extremely
A few capture card expansion module and the power module powered for main control module and capture card expansion module, main control module and collection
Card expansion module connects, and capture card expansion module includes at least one fluorescent collecting card, and fluorescent collecting card includes MCU controllers,
MCU controllers connection optical fiber transceiving multiplexing termination power, fluorescence data demodulator circuit, wherein, optical fiber transceiving multiplexing termination power
Including fluorescence excitation ultraviolet LED, photoelectric switching circuit, MCU controllers control fluorescence excitation ultraviolet LED sends the light of predeterminated frequency
After pulse, receive fluorescence signal and the sunset glow time of fluorescence, master control are obtained using photoelectric switching circuit, fluorescence data demodulator circuit
Module temperature data according to corresponding to obtaining the sunset glow time that MCU controllers obtain.
Further, main control module is also connected with communication interface circuit, communication interface circuit connection display, network terminal collection
Device.
Further, power module includes alternating current charging interface and connected rechargeable battery.
Further, fluorescence signal is mounted in the fluorescence sunset glow sensor transmission of measuring point to be checked.
In the above-mentioned technical solutions, the present invention is by capture card expansion module complete independently signal acquisition, analysis and communication,
And realize according to the quantity of measuring point to be checked to configure the mesh of fluorescent collecting card quantity on corresponding quantity capture card expansion module
's.
Brief description of the drawings
, below will be to institute in embodiment in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only one described in the present invention
A little embodiments, for those of ordinary skill in the art, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the described expansible fluorescence fiber temperature measurement instrument one embodiment of present invention application；
Fig. 2 is the structure of block diagram schematic diagram of fluorescent collecting card in expansible fluorescence fiber temperature measurement instrument of the present invention；
Fig. 3 is the fluorescence data demodulator circuit one embodiment applied in expansible fluorescence fiber temperature measurement instrument of the present invention
Electrical block diagram.
Embodiment
In order that those skilled in the art more fully understands technical scheme, below in conjunction with accompanying drawing to this hair
It is bright to be further detailed.
As shown in Figure 1-2, the invention discloses a kind of expansible fluorescence fiber temperature measurement instrument, including main control module 10, at least
One capture card expansion module 40 and the power module 20 powered for main control module and capture card expansion module, main control module is with adopting
Truck expansion module is connected, and capture card expansion module includes at least one fluorescent collecting card 30, and fluorescent collecting card 30 is controlled including MCU
Device 1 processed, MCU controllers 1 connect optical fiber transceiving multiplexing termination power 2, fluorescence data demodulator circuit 3, wherein, optical fiber transceiving multiplexing
Termination power 2 includes fluorescence excitation ultraviolet LED 21, photoelectric switching circuit 22, and MCU controllers 1 control fluorescence excitation ultraviolet LED
After the light pulse for sending predeterminated frequency, receive fluorescence signal and obtained using photoelectric switching circuit, fluorescence data demodulator circuit glimmering
Light sunset glow time, main control module temperature data according to corresponding to obtaining the fluorescence sunset glow time that MCU controllers obtain.
One fluorescent collecting card gathers the fluorescence data of a measuring point to be checked, when it is implemented, fluorescence signal is mounted in
What the fluorescence sunset glow sensor of measuring point to be checked was sent.In use, MCU controllers control fluorescence excitation ultraviolet LED 21 sends and preset
The light pulse of frequency, specifically, the light pulse signal that fluorescence excitation ultraviolet LED is sent are optionally 365 nanometers, the light of the frequency
Pulse signal launches to measuring point to be checked the fluorescent material for exciting measuring point to be checked, and fluorescent material can produce after being stimulated to be believed with temperature
Number exciting light, the exciting light returns to fluorescence signal acquisition Cali optical fiber transceiving multiplexing termination power and glimmering along optical-fibre channel
Light data demodulator circuit and MCU controllers are handled fluorescence signal, obtain the fluorescence sunset glow time, wherein, optical fiber transceiving is multiple
It is used to fluorescence signal carrying out opto-electronic conversion with termination power, during use, main control module is also connected with communication interface circuit, this
Invention connects display, network terminal collector 40 by communication interface circuit.Final MCU controllers are by the fluorescence sunset glow of acquisition
Time is sent to main control module, and temperature data corresponding to parsing acquisition is carried out to the sunset glow time by main control module, eventually through
Communication interface circuit is sent to display, network terminal collector, and specifically, display (is optionally display screen, mobile device
Deng) be attached by display connecting line (Serial Port Line) with inventive display, when display is mobile device, as mobile phone,
During the smart machines such as pad, temperature data is also optionally sent by telecommunication circuit, and specifically, telecommunication circuit is chosen as wifi moulds
Block, bluetooth module, ZigBee module, lora modules etc., temperature data is transmitted using different Data Transport Protocols, reaches user
Real time on-line monitoring purpose.It is an object of the invention to the number of increase capture card expansion module is realized according to the quantity of measuring point to be checked
The quantity of fluorescent collecting card is realized in amount, and increase capture card expansion module, is set on each capture card expansion module different
The fluorescent collecting card of quantity.When it is implemented, when the quantity of measuring point to be checked is not many, can expand only by increase capture card
The quantity of fluorescent collecting card is realized in exhibition module, when more than one piece capture card expansion module maximum capacity of test point quantity,
It can be realized by increasing capture card expansion module.Main control module then optionally uses model STC12C5a60s2 processing core
Piece, and fluorescence data demodulator circuit then optionally uses circuit as shown in Figure 3.
In certain embodiments, power module includes AC-powered interface and connected rechargeable battery, can prevent
Only because situations such as accident power-off causes data receiver not in time occurs.
Some one exemplary embodiments of the present invention are only described by way of explanation above, undoubtedly, for ability
The those of ordinary skill in domain, without departing from the spirit and scope of the present invention, can be with a variety of modes to institute
The embodiment of description is modified.Therefore, above-mentioned accompanying drawing and description are inherently illustrative, should not be construed as to the present invention
The limitation of claims.
Claims (5)
1. a kind of expansible fluorescence fiber temperature measurement instrument, it is characterised in that including main control module, at least one capture card expansion module
And the power module powered for main control module and capture card expansion module, main control module are connected with capture card expansion module, are gathered
Card expansion module includes at least one fluorescent collecting card, and fluorescent collecting card includes MCU controllers, and MCU controllers connection optical fiber is received
Hair multiplexing termination power, fluorescence data demodulator circuit, wherein, optical fiber transceiving multiplexing termination power include fluorescence excitation ultraviolet LED,
Photoelectric switching circuit, after MCU controllers control fluorescence excitation ultraviolet LED sends the light pulse of predeterminated frequency, receive fluorescence signal
And the sunset glow time of fluorescence is obtained using photoelectric switching circuit, fluorescence data demodulator circuit, main control module obtains according to MCU controllers
Temperature data corresponding to the sunset glow time acquisition arrived.
2. expansible fluorescence fiber temperature measurement instrument according to claim 1, it is characterised in that main control module is also connected with communication and connect
Mouth circuit, communication interface circuit connection display, network terminal collector.
3. expansible fluorescence fiber temperature measurement instrument according to claim 1, it is characterised in that photoelectric switching circuit is photoelectricity two
Pole pipe.
4. expansible fluorescence fiber temperature measurement instrument according to claim 1, it is characterised in that power module fills including alternating current
Electrical interface and connected rechargeable battery.
5. expansible fluorescence fiber temperature measurement instrument according to claim 1, it is characterised in that fluorescence signal is mounted in be checked
What the fluorescence sunset glow sensor of measuring point was sent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710775227.7A CN107436202A (en) | 2017-08-31 | 2017-08-31 | A kind of expansible fluorescence fiber temperature measurement instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710775227.7A CN107436202A (en) | 2017-08-31 | 2017-08-31 | A kind of expansible fluorescence fiber temperature measurement instrument |
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| Publication Number | Publication Date |
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| CN107436202A true CN107436202A (en) | 2017-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710775227.7A Pending CN107436202A (en) | 2017-08-31 | 2017-08-31 | A kind of expansible fluorescence fiber temperature measurement instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793663A (en) * | 2019-10-22 | 2020-02-14 | 云南恒协科技有限公司 | Intelligent switch cabinet temperature monitoring system and method based on Internet of things technology |
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Address after: 311108 3, 188-6 Xinghai Road, Yuhang, Hangzhou, Zhejiang. Applicant after: Zhejiang wisdom Electric Power Technology Co., Ltd. Address before: 310000 room 307, 2 building, canal industrial estate, 99 Cheung Yuen Road, Gongshu District, Hangzhou, Zhejiang. Applicant before: Zhejiang wisdom Electric Power Technology Co., Ltd. |
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