CN108168712A - A kind of optical fiber interconnected array temperature field tablet detection device - Google Patents
A kind of optical fiber interconnected array temperature field tablet detection device Download PDFInfo
- Publication number
- CN108168712A CN108168712A CN201810250979.6A CN201810250979A CN108168712A CN 108168712 A CN108168712 A CN 108168712A CN 201810250979 A CN201810250979 A CN 201810250979A CN 108168712 A CN108168712 A CN 108168712A
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- optical fiber
- array
- infrared
- fibre
- optical
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 60
- 238000001514 detection method Methods 0.000 title claims abstract description 28
- 239000000523 sample Substances 0.000 claims abstract description 29
- 239000000835 fiber Substances 0.000 claims abstract description 23
- 238000003384 imaging method Methods 0.000 claims abstract description 16
- 230000005855 radiation Effects 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims description 5
- 238000007514 turning Methods 0.000 claims description 5
- 238000003491 array Methods 0.000 claims description 3
- 238000002329 infrared spectrum Methods 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000009529 body temperature measurement Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/025—Interfacing a pyrometer to an external device or network; User interface
Abstract
The invention discloses a kind of optical fiber interconnected array temperature field tablet detection devices, are made of fibre-optical probe, optical fiber, fiber coupler, infrared array imaging sensor;The fibre-optical probe is arranged in by array format on bottom plate, the optical fiber being arranged on bottom plate is coupled after summarizing by fiber coupler with infrared array imaging sensor, then by infrared array imaging sensor each fibre-optical probe is treated the amount of infrared radiation that detection device detects and be converted into temperature field signal corresponding with each point and rear end equipment is sent to show or handle.The operation principle of the present invention is to interconnect to substitute former infrared camera condenser lens by optical fiber, each unit of infrared array image sensor array is moved forward into optical fiber terminal point, fiber-optic probe face is parallel with detection target, it is equivalent to and infrared camera detection angle is expanded to nearly 180 °, it realizes the flexible and extendable of infrared array unit, ensures in narrow space test surface all standing.
Description
Technical field
The present invention relates to temperature detection technique fields, detect and fill more particularly, to a kind of optical fiber interconnected array temperature field tablet
It puts.
Background technology
At present, generally there are contact and contactless two to the automatic temperature measurement technology of Electric Appliance Cabinet, power equipment, mechanical equipment
Type, wherein contact have the technologies such as thermocouple temperature measurement, point type fibre optic temperature sensor thermometric, optical fiber grating temperature-measuring again, heat
Galvanic couple thermometric, point type fibre optic temperature sensor thermometric are both needed to sensor being attached to thermometric position, for internal structures such as electric cabinets
Complexity, the more utilization scene of temperature measuring point, there are host is huge, wiring is complicated, the shortcomings that unfavorable monitored object maintenance and repair, and
Although fiber-optic grating sensor can preferably solve the problems, such as to connect up complexity, such as the patent CN201621153558.4 of Pan Hongtao
The optical fiber grating temperature-measuring system of communications equipment room, including wideband light source transmitter, optical fiber, the optical fiber Bradley being arranged on the optical fiber
Lattice grating sensor and fiber grating processor, not only system complex, need to pass fiber bragg grating for guarantee measurement accuracy
Sensor fitting test point ties up installation, is not suitable for the more detection object in monitoring point.The patent of invention of the present inventor
Although CN201210310226.2 technologies solve temperature field and correspondence in kind well, in practice to Electric Appliance Cabinet
During the examinations of temperature field, current collector cabinet space and probe visual angle limit, and gamut can not be realized after installation probe in general cabinet
Temperature field detecting, even though try to part detection, there is also electromagnetic interference, mounting structure is complicated the defects of, and supervised outside cabinet
Electric Appliance Cabinet temperature field is controlled, it is relatively low in element heating amount although the situation larger to temperature change has well with effect
In the case of, effect is unsatisfactory.
Invention content
For above deficiency of the prior art, the present invention provides a kind of optical fiber interconnected array temperature field tablet detection dress
It puts, is not suitable for the detection in the temperature field of the narrow space using wide-angle infrared camera for electrical cabinet, special equipment etc..
To achieve these goals, the present invention is to realize by the following technical solutions:A kind of optical fiber interconnected array temperature
Field tablet detection device is spent, is made of fibre-optical probe, optical fiber, fiber coupler, infrared array imaging sensor;The optical fiber
Probe be arranged on bottom plate by array format, the optical fiber being arranged on bottom plate summarize after by fiber coupler and infrared array
Imaging sensor couples, then each fibre-optical probe is treated the infrared spoke that detection device detects by infrared array imaging sensor
The amount of penetrating is converted into temperature field signal corresponding with each point and rear end equipment is sent to show or handle.
Further, described fibre-optical probe at least 4 or 4 or more fibre-optical probe forms, and each probe is with following
Form realizes 90 ° of turnings of light and wide-angle intake infrared spectrum, first, it is saturating directly to process 45 ° of total reflections in optical fiber connector
Mirror second is that 90 ° of turning optical fiber lens of welding may be selected, becomes tail connector and processes optical fiber connector third, 90 ° of installation may be selected
Into required form of lens.
Further, the optical fiber is the optical fiber that can transmit infrared ray, the one end connection fibre-optical probe other end with
Other optical fiber form fiber optic bundle linear array or matrix arrangement together, and are connect with fiber coupler.
Further, the fiber coupler is the device for being connected with each other fiber optic bundle and infrared sensor, Ke Yishi
The device of array arrangement fixed function is only provided or optical arrays fibre beam and infrared sensor array phase are realized by light cone
It connects.
Further, it can also be that rectangular array CCD is infrared that the infrared array imaging sensor, which can be linear array,
Sensor or CMOS infrared sensors.
Operation principle:It is interconnected by optical fiber and substitutes former infrared camera condenser lens, by infrared array imaging sensor battle array
Each unit of row moves forward to optical fiber terminal point, and fiber-optic probe face is parallel with detection target, is equivalent to and detects infrared camera
Angle is expanded to nearly 180 °, realizes the flexible and extendable of infrared array unit, ensures in narrow space test surface all standing.
The beneficial effects of the invention are as follows:This detector has advantages below compared with existing invention:
1st, coupler, sensor bulk are small, are connected up without complexity, are bonded, tie up narrow space temperature sensing can be realized,
Detector secondary development is simple, highly practical, is suitble to existing apparatus transformation and installs additional.
2nd, convenient for modularization, integration, Seriation Design and and manufacture, good reliability is of low cost, and detection optical fiber can cloth
It puts on the tablet of customization, size is convenient prefabricated as required, and optical fiber is soft, sensing point can be flexibly adapted to detection target, i.e.,
Dress is used, and detected target equipment maintenance is convenient, applied widely, is used convenient for large-scale promotion.
Optic path is non-contact apart from short, and attenuation of air is low, and detectivity precision greatly improves.
The 4th, infrared sensor part can be may be arranged to device external, detector strong antijamming capability does not increase electric appliance event
Hinder hidden danger.
5th, rear end temperature field can be that thermal image or temperature field are shown, can monitor intuitive and convenient with equipment complex intra pictures.
Description of the drawings
Fig. 1 is a kind of operation principle schematic diagram of optical fiber interconnected array temperature field tablet detection device of the present invention
Fig. 2 is a kind of three-dimensional operating diagram of optical fiber interconnected array temperature field tablet detection device of the present invention
In figure:1st, fibre-optical probe, 2, optical fiber, 3, fiber coupler, 4, infrared array imaging sensor, 5- measurement equipments to be checked
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.Attached drawing is simplified operation principle signal
Figure only illustrates the basic composition structure of the present invention in a schematic way.
A kind of 2 interconnected array temperature field tablet detection device of optical fiber, by fibre-optical probe 1, optical fiber 2, fiber coupler 3, red
Outer array image sensor 4 forms;The fibre-optical probe 1 is arranged in by array format on bottom plate, is arranged on bottom plate
Optical fiber 2 is coupled, then pass through infrared array imaging sensor 4 after summarizing by fiber coupler 3 with infrared array imaging sensor 4
Each fibre-optical probe 1 is treated the amount of infrared radiation that detection device 5 detects to be converted into after temperature field signal corresponding with each point send
End equipment shows or handles.
Further, described fibre-optical probe 1 at least 4 or 4 or more fibre-optical probe 1 forms, and each probe is following
Row form realizes 90 ° of turnings of light and wide-angle intake infrared spectrum, first, 45 ° of total reflections can directly be processed in 2 end of optical fiber
Lens, second is that 90 ° of welding turning 2 lens of optical fiber may be selected, third, 90 ° of installation, which may be selected, becomes tail connectors and by 2 end of optical fiber
It is processed into required form of lens.
Further, the optical fiber 2 is the optical fiber 2 that can transmit infrared ray, and one end connects 1 other end of fibre-optical probe
It forms 2 bunch battle array of optical fiber or matrix arrangement together with other optical fiber 2, and is connect with fiber coupler 3.
Further, the fiber coupler 3 is the device for being connected with each other 2 beam of optical fiber and infrared sensor, can be with
It is that the device of array arrangement fixed function is only provided or optical arrays fibre beam and infrared sensor array are realized by light cone
It is connected with each other.
Further, it can also be that rectangular array CCD is infrared that the infrared array imaging sensor 4, which can be linear array,
Sensor or CMOS infrared sensors.
Operation principle:It is interconnected by optical fiber 2 and substitutes former infrared camera condenser lens, by infrared array imaging sensor 4
Each unit of array moves forward to 2 terminal point of optical fiber, and 2 test surface of optical fiber is parallel with detection target, is equivalent to infrared camera
Detection angle is expanded to nearly 180 °, realizes the flexible and extendable of infrared array unit, ensures in narrow space test surface all standing.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention.Based in the present invention
Embodiment, those of ordinary skill in the art's all other embodiments obtained without making creative work, institute
Any modification, equivalent substitution, improvement and etc. of work, should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of optical fiber interconnected array temperature field tablet detection device, by fibre-optical probe (1), optical fiber (2), fiber coupler (3),
Infrared array imaging sensor (4) forms;It is characterized in that:The fibre-optical probe (1) is arranged in by array format on bottom plate,
The optical fiber (2) being arranged on bottom plate is coupled after summarizing by fiber coupler (3) with infrared array imaging sensor (4), then
Each fibre-optical probe (1) is treated the amount of infrared radiation that detection device (5) detects by infrared array imaging sensor (4) to convert
Rear end equipment is sent to show or handle for temperature field signal corresponding with each point.
2. a kind of optical fiber interconnected array temperature field tablet detection device according to claim 1, it is characterised in that:Described
Fibre-optical probe (1) at least 4 or 4 or more fibre-optical probe (1) forms, and each probe realizes that 90 ° of light turns with following form
Curved and wide-angle intake infrared spectrum, first, 45 ° of total reflection lens can directly be processed in optical fiber (2) end, second is that may be selected molten
90 ° of turning optical fiber (2) lens are connect, becomes tail connector third, 90 ° of installation may be selected and is processed into optical fiber (2) end required
Form of lens.
3. a kind of optical fiber interconnected array temperature field tablet detection device according to claim 1, it is characterised in that:Described
Optical fiber (2) is the optical fiber (2) that can transmit infrared ray, and one end connection fibre-optical probe (1) other end and other optical fiber (2) are together
Optical fiber (2) bunch battle array or matrix arrangement are formed, and is connect with fiber coupler (3).
4. a kind of optical fiber interconnected array temperature field tablet detection device according to claim 1, it is characterised in that:The light
Fine coupler (3) is the device for being connected with each other optical fiber (2) beam and infrared sensor, can only provide array arrangement to fix
The device of function or pass through light cone and realize that optical arrays fibre beam and infrared sensor array are connected with each other.
5. a kind of optical fiber interconnected array temperature field tablet detection device according to claim 1, it is characterised in that:It is described red
Outer array image sensor (4) can be that linear array can also be rectangular array CCD infrared sensors or CMOS infrared sensings
Device.
Priority Applications (1)
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CN201810250979.6A CN108168712A (en) | 2018-03-26 | 2018-03-26 | A kind of optical fiber interconnected array temperature field tablet detection device |
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CN201810250979.6A CN108168712A (en) | 2018-03-26 | 2018-03-26 | A kind of optical fiber interconnected array temperature field tablet detection device |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050205766A1 (en) * | 2004-03-16 | 2005-09-22 | Akira Sawada | Photo-detection device and temperature distribution detection device using the same |
CN101000267A (en) * | 2006-12-25 | 2007-07-18 | 福建迅捷光电科技有限公司 | Parallel distribution optical fibre raster temp. sensing method and its system |
CN2935106Y (en) * | 2006-06-08 | 2007-08-15 | 江苏技术师范学院 | Detection apparatus for high temperature field, flame image |
CN103076659A (en) * | 2013-01-11 | 2013-05-01 | 武汉邮电科学研究院 | Multicore-fiber optical interconnection structure |
CN208012768U (en) * | 2018-03-26 | 2018-10-26 | 朱清 | A kind of optical fiber interconnected array temperature field tablet detection device |
-
2018
- 2018-03-26 CN CN201810250979.6A patent/CN108168712A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050205766A1 (en) * | 2004-03-16 | 2005-09-22 | Akira Sawada | Photo-detection device and temperature distribution detection device using the same |
CN2935106Y (en) * | 2006-06-08 | 2007-08-15 | 江苏技术师范学院 | Detection apparatus for high temperature field, flame image |
CN101000267A (en) * | 2006-12-25 | 2007-07-18 | 福建迅捷光电科技有限公司 | Parallel distribution optical fibre raster temp. sensing method and its system |
CN103076659A (en) * | 2013-01-11 | 2013-05-01 | 武汉邮电科学研究院 | Multicore-fiber optical interconnection structure |
CN208012768U (en) * | 2018-03-26 | 2018-10-26 | 朱清 | A kind of optical fiber interconnected array temperature field tablet detection device |
Non-Patent Citations (1)
Title |
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钟年丙 等: "基于FBG 阵列的生物膜式反应器内温度场测量", 激光杂志, vol. 31, no. 1, 31 December 2010 (2010-12-31), pages 62 - 64 * |
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