CN102901566A - Infrared imaging temperature monitoring device based on optical fibers - Google Patents
Infrared imaging temperature monitoring device based on optical fibers Download PDFInfo
- Publication number
- CN102901566A CN102901566A CN2012104455863A CN201210445586A CN102901566A CN 102901566 A CN102901566 A CN 102901566A CN 2012104455863 A CN2012104455863 A CN 2012104455863A CN 201210445586 A CN201210445586 A CN 201210445586A CN 102901566 A CN102901566 A CN 102901566A
- Authority
- CN
- China
- Prior art keywords
- module
- infrared
- optical fiber
- infrared imaging
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Radiation Pyrometers (AREA)
Abstract
The invention relates to an infrared imaging temperature monitoring device based on optical fibers, and belongs to the technical field of temperature monitoring. The infrared imaging temperature monitoring device based on the optical fibers is characterized by comprising a lens module, a transmission module, a signal conversion module and a terminal monitoring module; the lens module is used for obtaining thermal infrared rays sent by a detected object, and transmitting the thermal infrared rays to the signal conversion module by the transmission module; the signal conversion method is used for acquiring thermal infrared signals by an image acquiring module, and converting the thermal infrared signals into electronic signals; the electronic signals are converted into digital signals by an A/D (analog to digital) converter; and the terminal monitoring module is used for receiving the digital signals and performing infrared imaging temperature monitoring. The infrared imaging temperature monitoring device based on the optical fibers is the noncontact type temperature monitoring device capable of performing remote value limiting and early-warning management; and the infrared imaging temperature monitoring device based on the optical fibers has the advantages of being simple in structure, convenient to arrange, safe, reliable, capable of monitoring in an imagination way, universal in coverage and continuous in real-time online state, and can monitor a plurality of objects at the same time.
Description
Technical field
The invention belongs to the temperature monitoring technical field, particularly relate to a kind of infrared imaging device for detecting temperature based on optical fiber.
Background technology
At present, in all types of industries fields such as electric power, petrochemical industry, smeltings, temperature is important production control and safety index.Current temperature measurement technology commonly used mainly contains thermopair, thermal resistance, thermistor, fiber grating and Infrared survey etc.The object of all temperature of nature more than absolute zero, all can be ceaselessly outside radiation heat infrared ray, the wavelength of Thermal Infra-Red between 2-1000 μ m, the temperature of direct corresponding object.Belong to untouchable thermometry by the technology of measuring Thermal Infra-Red, can avoid to a great extent the restriction of contact temperature-measuring.But commonly use at present infrared measurement of temperature method, still Shortcomings.Infrared thermometer is generally used for hand-held the inspection, the fixed point thermometric, although can traverse measurement, measure coverage rate little, can't monitor for a long time variation; By contrast, thermal imaging system can carry out infrared imaging to testee, by the characterization temperature, and can long term monitoring, but the Instrument assembly of thermal imaging system commonly used is positioned at measuring nose at present, is subjected to environmental restraint larger.
Summary of the invention
The problem that the present invention exists for solving prior art provides a kind of infrared imaging device for detecting temperature based on optical fiber.
The purpose of this invention is to provide and a kind ofly have simple in structurely, it is convenient, safe and reliable to install, and the image conversion monitoring covers comprehensively, continues real-time online, can monitor simultaneously the infrared imaging device for detecting temperature based on optical fiber of the characteristics such as a plurality of objects.
The infrared imaging device for detecting temperature that the present invention is based on optical fiber adopts following technical scheme:
A kind of infrared imaging device for detecting temperature based on optical fiber is characterized in that: the infrared imaging device for detecting temperature comprises camera lens module, transport module, signal conversion module and terminal monitors module; Camera lens module obtains the Thermal Infra-Red that testee sends, be transmitted to signal conversion module by transport module, signal conversion module gathers the thermal infrared signal and converts the thermal infrared signal to electronic signal by image capture module, electronic signal is converted to digital signal through A/D converter, and terminal monitors module receiving digital signals carries out the infrared imaging temperature monitoring.
The infrared imaging device for detecting temperature that the present invention is based on optical fiber can also adopt following technical measures:
Described infrared imaging device for detecting temperature based on optical fiber, be characterized in: camera lens module is made of Fresnel Lenses and GRIN Lens, Fresnel Lenses is arranged on front end, and GRIN Lens is arranged on the focus place of Fresnel Lenses, and Fresnel Lenses gathers the Thermal Infra-Red that testee sends.
Described infrared imaging device for detecting temperature based on optical fiber, be characterized in: transport module is comprised of optical fiber collimator and infrared optical fiber, and the infrared signal of optical fiber collimator collection converges to infrared optical fiber and transmits.
Described infrared imaging device for detecting temperature based on optical fiber is characterized in: the digital signal that signal conversion module converts to is connected to the computing machine of terminal monitors module by data line or wireless mode.
Described infrared imaging device for detecting temperature based on optical fiber, be characterized in: the computing machine of terminal monitors module is equipped with display and monitoring software, the digital signal that receive data line or wireless mode transmit, carry out infrared image or Temperature numerical and show, and can carry out the monitoring of multi-object limit value forewarning management.
The advantage that the present invention has and good effect:
Based on the infrared imaging device for detecting temperature of optical fiber, owing to having adopted the brand-new technical scheme of the present invention, compared with prior art, the present invention has following characteristics:
1. the cordless space constraint is little, and it is convenient to install;
2. continue the real-time online remote monitoring;
3. electron device is positioned at far-end, and essential safety is reliable, does not affect measured object, not affected by measured object;
4. general image monitoring covers comprehensively, avoids omitting;
5. can monitor simultaneously a plurality of objects, and unify the limit value forewarning management.
Description of drawings
Fig. 1 is the infrared imaging device for detecting temperature structural representation that the present invention is based on optical fiber.
Among the figure, 1-camera lens module, 2-Fresnel Lenses, 3-GRIN Lens, 4-transport module, 5-optical fiber collimator, 6-infrared optical fiber, 7-signal conversion module, 8-infrared image converter tube, 9-A/D modular converter, 10-terminal monitors module.
Embodiment
For further understanding technology contents of the present invention, Characteristic, hereby enumerate following instance, and cooperate accompanying drawing to be described in detail as follows:
With reference to accompanying drawing 1.
A kind of infrared imaging device for detecting temperature based on optical fiber is characterized in that: the infrared imaging device for detecting temperature comprises camera lens module, transport module, signal conversion module and terminal monitors module; Camera lens module obtains the Thermal Infra-Red that testee sends, be transmitted to signal conversion module by transport module, signal conversion module gathers the thermal infrared signal and converts the thermal infrared signal to electronic signal by image capture module, electronic signal is converted to digital signal through A/D converter, and terminal monitors module receiving digital signals carries out the infrared imaging temperature monitoring.
Camera lens module is made of Fresnel Lenses and GRIN Lens, and Fresnel Lenses is arranged on front end, and GRIN Lens is arranged on the focus place of Fresnel Lenses, and Fresnel Lenses gathers the Thermal Infra-Red that testee sends.Transport module is comprised of optical fiber collimator and infrared optical fiber, and the infrared signal of optical fiber collimator collection converges to infrared optical fiber and transmits.The digital signal that signal conversion module converts to is connected to the computing machine of terminal monitors module by data line or wireless mode.The computing machine of terminal monitors module is equipped with display and monitoring software, and the digital signal that receive data line or wireless mode transmit is carried out infrared image or Temperature numerical and shown, and can carry out the monitoring of multi-object limit value forewarning management.
The concrete structure of the present embodiment and the imaging temperature monitoring course of work thereof:
Referring to accompanying drawing 1.Based on the infrared imaging temperature measuring system of optical fiber, comprise camera lens module 1, transport module 4, signal conversion module 7 and terminal monitors module 10.The Thermal Infra-Red transmitting lens head module 1 that testee sends, encapsulation Fresnel Lenses 2 and GRIN Lens 3 in the camera lens module 1, wherein Fresnel Lenses 2 places the monitoring front end, and GRIN Lens 3 places the focus place of Fresnel Lenses 2; Transport module 4 links to each other with camera lens module 1 by the optical fiber collimator 5 of front end, the other end of optical fiber collimator 5 links to each other with infrared optical fiber 6 and conducts infrared signal, signal conversion module 7 is converted into simulating signal by the infrared image converter tube 8 reception infrared signals of inside, convert digital signal to by A/D modular converter 9 again, be connected at the 10 imaging demonstrations of terminal monitors module and limit value forewarning management by data line.
The comparative example
In becoming distribution switchgear cabinet, adopt thermopair, fiber-optic grating sensor, hand-held infrared thermometer, carry out the temperature survey contrast based on the infrared imaging temperature measuring system of optical fiber, see table 1 for details.
Application of temperature measuring technique contrast in table 1 switch cubicle
By as seen from Table 1, adopt the temperature survey best results of carrying out switch cubicle based on the infrared imaging temperature measuring device of optical fiber.
Claims (5)
1. infrared imaging device for detecting temperature based on optical fiber, it is characterized in that: the infrared imaging device for detecting temperature comprises camera lens module, transport module, signal conversion module and terminal monitors module; Camera lens module obtains the Thermal Infra-Red that testee sends, be transmitted to signal conversion module by transport module, signal conversion module gathers the thermal infrared signal and converts the thermal infrared signal to electronic signal by image capture module, electronic signal is converted to digital signal through A/D converter, and terminal monitors module receiving digital signals carries out the infrared imaging temperature monitoring.
2. according to the infrared imaging device for detecting temperature based on optical fiber claimed in claim 1, it is characterized in that: camera lens module is made of Fresnel Lenses and GRIN Lens, Fresnel Lenses is arranged on front end, GRIN Lens is arranged on the focus place of Fresnel Lenses, and Fresnel Lenses gathers the Thermal Infra-Red that testee sends.
3. according to the infrared imaging device for detecting temperature based on optical fiber claimed in claim 1, it is characterized in that: transport module is comprised of optical fiber collimator and infrared optical fiber, and the infrared signal of optical fiber collimator collection converges to infrared optical fiber and transmits.
4. according to the infrared imaging device for detecting temperature based on optical fiber claimed in claim 1, it is characterized in that: the digital signal that signal conversion module converts to is connected to the computing machine of terminal monitors module by data line or wireless mode.
5. according to the infrared imaging device for detecting temperature based on optical fiber claimed in claim 1, it is characterized in that: the computing machine of terminal monitors module is equipped with display and monitoring software, the digital signal that receive data line or wireless mode transmit, carry out infrared image or Temperature numerical and show, and can carry out the monitoring of multi-object limit value forewarning management.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104455863A CN102901566A (en) | 2012-11-09 | 2012-11-09 | Infrared imaging temperature monitoring device based on optical fibers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104455863A CN102901566A (en) | 2012-11-09 | 2012-11-09 | Infrared imaging temperature monitoring device based on optical fibers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102901566A true CN102901566A (en) | 2013-01-30 |
Family
ID=47573927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104455863A Pending CN102901566A (en) | 2012-11-09 | 2012-11-09 | Infrared imaging temperature monitoring device based on optical fibers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102901566A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702802A (en) * | 2017-11-27 | 2018-02-16 | 安徽维新能源技术有限公司 | A kind of device for detecting electric machine controller MOSFET temperature |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060078037A1 (en) * | 2003-04-16 | 2006-04-13 | Tzong-Sheng Lee | Thermometer with image display |
| CN201340555Y (en) * | 2008-09-26 | 2009-11-04 | 昆明理工大学 | Temperature online-monitoring device of high-voltage electric control cabinet |
| CN101963531A (en) * | 2009-07-24 | 2011-02-02 | 北方工业大学 | Infrared thermal imaging equipment running condition on-line monitoring system based on wireless communication |
| CN102045423A (en) * | 2009-10-16 | 2011-05-04 | 英华达(上海)电子有限公司 | Mobile terminal and method for detecting temperatures by using same |
| CN202109987U (en) * | 2011-06-22 | 2012-01-11 | 洪圣恩 | Remote infrared temperature image monitoring system |
-
2012
- 2012-11-09 CN CN2012104455863A patent/CN102901566A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060078037A1 (en) * | 2003-04-16 | 2006-04-13 | Tzong-Sheng Lee | Thermometer with image display |
| CN201340555Y (en) * | 2008-09-26 | 2009-11-04 | 昆明理工大学 | Temperature online-monitoring device of high-voltage electric control cabinet |
| CN101963531A (en) * | 2009-07-24 | 2011-02-02 | 北方工业大学 | Infrared thermal imaging equipment running condition on-line monitoring system based on wireless communication |
| CN102045423A (en) * | 2009-10-16 | 2011-05-04 | 英华达(上海)电子有限公司 | Mobile terminal and method for detecting temperatures by using same |
| CN202109987U (en) * | 2011-06-22 | 2012-01-11 | 洪圣恩 | Remote infrared temperature image monitoring system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702802A (en) * | 2017-11-27 | 2018-02-16 | 安徽维新能源技术有限公司 | A kind of device for detecting electric machine controller MOSFET temperature |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206321347U (en) | A kind of online system for detecting temperature of high pressure, low-tension switch cabinet | |
| CN202141770U (en) | Cable current-carrying capacity calculating and early warning system based on distributed fiber temperature measurement | |
| CN103759855A (en) | Temperature sensing system with FBG | |
| CN103076108A (en) | Novel power cable conductor temperature measuring sensor based on FBG (fiber bragg grating) | |
| CN203233503U (en) | Integrated infrared imaging on-line temperature-measuring device | |
| CN111811571A (en) | Expander state detection device and detection system | |
| CN104515616A (en) | Temperature monitoring and inspecting system of substation primary equipment | |
| CN212007530U (en) | Transformer substation temperature monitoring system based on thermal imaging | |
| CN111896135B (en) | Temperature monitoring method and device for underwater robot | |
| CN203881450U (en) | Infrared online temperature measuring sensor and system | |
| CN102901566A (en) | Infrared imaging temperature monitoring device based on optical fibers | |
| CN211783867U (en) | Cable on-line temperature measurement system based on power tunnel inspection robot | |
| CN201003982Y (en) | Multi-functional infrared thermal imaging detector | |
| CN105547408A (en) | Transformer oil level monitoring system based on power equipment infrared image | |
| CN205138649U (en) | A temperature measurement system for cable joint | |
| CN105352613A (en) | Temperature measuring system for cable joint | |
| CN208012768U (en) | A kind of optical fiber interconnected array temperature field tablet detection device | |
| CN203929275U (en) | A kind of temperature-measuring system of distributed fibers | |
| CN201788025U (en) | Infrared temperature monitoring system | |
| CN202350928U (en) | Anti-electromagnetic interference intelligent wireless thermoscope | |
| CN203216638U (en) | Fiber grating online temperature measurement and alarm system | |
| CN205483170U (en) | Transformer oil position monitoring system based on power equipment infrared image | |
| CN204679182U (en) | Optical fiber distributed type power plant cable monitoring system | |
| CN111855010A (en) | High-temperature narrow environment non-contact temperature measuring device based on special optical fiber | |
| CN205102950U (en) | Electric device fault diagnostic based on distributed optical fiber temperature sensing technique |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130130 |