CN204856029U - Can mark checker calibration device of visible light camera and thermal infrared imager simultaneously - Google Patents
Can mark checker calibration device of visible light camera and thermal infrared imager simultaneously Download PDFInfo
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- CN204856029U CN204856029U CN201520606652.XU CN201520606652U CN204856029U CN 204856029 U CN204856029 U CN 204856029U CN 201520606652 U CN201520606652 U CN 201520606652U CN 204856029 U CN204856029 U CN 204856029U
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- gridiron pattern
- scaling board
- electric boiling
- boiling plate
- visible light
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Abstract
The utility model provides a can mark checker calibration device of visible light camera and thermal infrared imager simultaneously, including the checker scaling board, the checker scaling board is installed on the frame of location, the location upper rear in the checker scaling board of frame is equipped with the luminescent plate that can send the white light, the light emitting area of luminescent plate is towards the face of checker scaling board, but install to the luminescent plate plug on the frame of location, the place ahead or the rear of luminescent plate are equipped with the electrical heating board, the heating surface of electrical heating board is towards the face of checker scaling board. Its aim at provides a simple structure, convenient to use, the cross -hatch pattern that draws thermal infrared imager and visible light camera that can be accurate like, technical support's can mark checker calibration device of visible light camera and thermal infrared imager simultaneously is provided for the realization of the calculation of camera parameter and image fusion algorithm.
Description
Technical field
The utility model relates to a kind of gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager.
Background technology
Along with developing rapidly of infrared thermal imaging technique, infrared thermal imaging technique has been applied to medical treatment, military, safety monitoring, the every field such as safety in production, the domestic research to infrared thermal imaging technique is also very burning hot at present, especially in safety monitoring and safety in production field, people more expect can by infrared together with visual image fusion, conveniently the full spectrum information of monitoring environment is extracted, but, the prerequisite merged will be demarcated camera parameters, current calibration system is all design for the demarcation of visible light camera, what also do not have practicality can demarcate infrared and calibration system that is visible ray simultaneously.
Utility model content
It is simple that the purpose of this utility model is to provide a kind of structure, easy to use, the cross-hatch pattern picture of thermal infrared imager and visible light camera can be extracted accurately, for the calculating of camera parameters and the realization of Image Fusion provide the gridiron pattern caliberating device can demarcating visible light camera and thermal infrared imager of technical support simultaneously.
The gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model, comprise the gridiron pattern scaling board adopting transparent glass plate to make, the surface of gridiron pattern scaling board is provided with multiple foursquare black square and multiple foursquare white square, described gridiron pattern scaling board is arranged on positioning framework, rear positioning framework being positioned at gridiron pattern scaling board is provided with the luminous plaque that can send white light, the light-emitting area of luminous plaque is towards the plate face of gridiron pattern scaling board, described luminous plaque is arranged on described positioning framework pluggablely, front or the rear of luminous plaque are provided with electric boiling plate, the hot face of electric boiling plate is towards the plate face of gridiron pattern scaling board, electric boiling plate is arranged on described positioning framework, distance between the front surface of electric boiling plate and described gridiron pattern scaling board is 10mm-40mm.
The gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model, the frame face of wherein said positioning framework is positioned at left and right vertical direction, described gridiron pattern scaling board is fixed on positioning framework end face forward along left and right vertical direction, the sidewall of two sides, the interior left and right of positioning framework is vertically provided with luminous plaque inserting groove, described luminous plaque can vertically insert or extract luminous plaque inserting groove, the sidewall of two sides, the interior left and right of described positioning framework is vertically provided with electric boiling plate described in electric boiling plate inserting groove and can vertically inserts or extract electric boiling plate inserting groove.
The gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model, the distance between the front surface of wherein said electric boiling plate and described gridiron pattern scaling board is 15mm-35mm.
The gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model, the distance between the front surface of wherein said electric boiling plate and described gridiron pattern scaling board is 20mm-30mm.
The gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model, the distance between the front surface of wherein said electric boiling plate and described gridiron pattern scaling board is 25mm-28mm.
The gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model, wherein said positioning framework adopts aluminium alloy or timber or engineering plastics to make.
The gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model, wherein said luminous plaque adopts voltage to be the Power supply of 12V, and described electric boiling plate adopts voltage to be the Power supply of 220V.
The gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model is when demarcating, first the power switch of electric boiling plate is opened, the temperature of electric boiling plate is made to rise to 40 DEG C-50 DEG C, the heat time of electric boiling plate heating gridiron pattern scaling board is 1.5-5 minute, then the power switch of electric boiling plate is turned off, immediately luminous plaque is inserted luminous plaque inserting groove, and open illuminated switch, now just can gather the cross-hatch pattern picture of visible light camera and thermal infrared imager simultaneously.Owing to being make the heating-up temperature of electric boiling plate be 40 DEG C-50 DEG C, the heat time of electric boiling plate is 1.5-5 minute, and allow the distance between the front surface of electric boiling plate and gridiron pattern scaling board be 10mm-40mm, therefore infrared and cross-hatch pattern picture that is visible ray can be extracted very easily, and the cross-hatch pattern picture of the thermal infrared imager extracted with this understanding will be very clear, its sharpness is much better than the image outside this temperature, time and distance range, and the serviceable life of device is also very long.Therefore, it is simple that the gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model has structure, easy to use, can extract the feature of the cross-hatch pattern picture of thermal infrared imager and visible light camera accurately, the realization of the calculating and Image Fusion that can thus be camera parameters provides better technical support.
The utility model can demarcate other details of the gridiron pattern caliberating device of visible light camera and thermal infrared imager simultaneously and feature just can be cheer and bright by reading the embodiment hereafter encyclopaedized by reference to the accompanying drawings.
Accompanying drawing explanation
Fig. 1 is the front view simultaneously can demarcating the structural representation of the gridiron pattern caliberating device of visible light camera and thermal infrared imager of the present utility model;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 be of the present utility model can demarcate the gridiron pattern caliberating device of visible light camera and thermal infrared imager simultaneously luminous plaque and electric boiling plate be all arranged on structural representation on positioning framework;
Fig. 5 is the stereographic map of Fig. 4.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 5, the gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model, comprise the gridiron pattern scaling board 1 adopting transparent glass plate to make, the surface of gridiron pattern scaling board 1 is provided with multiple foursquare black square and multiple foursquare white square, gridiron pattern scaling board 1 is arranged on positioning framework 2, rear positioning framework 2 being positioned at gridiron pattern scaling board 1 is provided with the luminous plaque 3 that can send white light, the light-emitting area of luminous plaque 3 is towards the plate face of gridiron pattern scaling board 1, luminous plaque 3 is arranged on positioning framework 2 pluggablely, the front of luminous plaque 3 is provided with electric boiling plate 4, electric boiling plate 4 also can be the rear being positioned at luminous plaque 3, the hot face of electric boiling plate 4 is towards the plate face of gridiron pattern scaling board 1, electric boiling plate 4 is arranged on positioning framework 2, the heating-up temperature of electric boiling plate 4 is 40 DEG C-50 DEG C, the heat time that electric boiling plate 4 heats gridiron pattern scaling board 1 is 1.5-5 minute, distance between the front surface of electric boiling plate 4 and gridiron pattern scaling board 1 is 10mm-40mm.
As further improvement of the utility model, the frame face of above-mentioned positioning framework 2 is positioned at left and right vertical direction, gridiron pattern scaling board 1 is fixed on positioning framework 2 end face forward along left and right vertical direction, the sidewall of two sides, the interior left and right of positioning framework 2 is vertically provided with luminous plaque inserting groove 5, luminous plaque 3 can vertically insert or extract luminous plaque inserting groove 5, the sidewall of two sides, the interior left and right of positioning framework 2 is vertically provided with electric boiling plate inserting groove 6 electric boiling plate 4 and can vertically inserts or extract electric boiling plate inserting groove 6.
As further improvement of the utility model, the heating-up temperature of above-mentioned electric boiling plate 4 is 42 DEG C-48 DEG C, and the heat time of electric boiling plate 4 is 2-4 minute, and the distance between the front surface of electric boiling plate 4 and gridiron pattern scaling board 1 is 15mm-35mm.
As further improvement of the utility model, the heating-up temperature of above-mentioned electric boiling plate 4 is 44 DEG C-46 DEG C, and the heat time of electric boiling plate 4 is 2.5-3.5 minute, and the distance between the front surface of electric boiling plate 4 and gridiron pattern scaling board 1 is 20mm-30mm.
As further improvement of the utility model, the distance between the front surface of above-mentioned electric boiling plate 4 and gridiron pattern scaling board 1 is 25mm-28mm.
As further improvement of the utility model, above-mentioned positioning framework 2 adopts aluminium alloy or timber or engineering plastics to make.
As further improvement of the utility model, above-mentioned luminous plaque 3 adopts voltage to be the Power supply of 12V, and electric boiling plate 4 adopts voltage to be the Power supply of 220V.
The gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager of the present utility model is when demarcating, if electric boiling plate 4 is the fronts being positioned at luminous plaque 3, first can load onto and open the power switch of electric boiling plate 4, the temperature of electric boiling plate 4 is made to rise to 40 DEG C-50 DEG C, the heat time that electric boiling plate 4 heats gridiron pattern scaling board 1 is 1.5-5 minute, then the power switch of electric boiling plate 4 is turned off, immediately luminous plaque 3 is inserted luminous plaque inserting groove 5, and open illuminated switch, now just can gather the cross-hatch pattern picture of visible light camera and thermal infrared imager simultaneously.Owing to being make the heating-up temperature of electric boiling plate 4 be 40 DEG C-50 DEG C, the heat time of electric boiling plate 4 is 1.5-5 minute, and allow the distance between the front surface of electric boiling plate 4 and gridiron pattern scaling board 1 be 10mm-40mm, therefore can effectively by infrared together with visual image fusion, conveniently the full spectrum information of monitoring environment is extracted, can realize very accurately extracting thermal infrared imager and visible images simultaneously.
If electric boiling plate 4 is the rears being positioned at luminous plaque 3, first luminous plaque 3 is extracted, load onto and open the power switch of electric boiling plate 4, the temperature of electric boiling plate 4 is made to rise to 40 DEG C-50 DEG C, the heat time that electric boiling plate 4 heats gridiron pattern scaling board 1 is 1.5-5 minute, then the power switch of electric boiling plate 4 is turned off, and extract electric boiling plate 4, immediately luminous plaque 3 is inserted luminous plaque inserting groove 5 again, and open illuminated switch, now just can gather the cross-hatch pattern picture of visible light camera and thermal infrared imager simultaneously.Owing to being make the heating-up temperature of electric boiling plate 4 be 40 DEG C-50 DEG C, the heat time of electric boiling plate 4 is 1.5-5 minute, and allow the distance between the front surface of electric boiling plate 4 and gridiron pattern scaling board 1 be 10mm-40mm, therefore can effectively by infrared together with visual image fusion, conveniently the full spectrum information of monitoring environment is extracted, can realize very accurately extracting thermal infrared imager and visible images simultaneously.
The utility model is simple and practical, for the demarcation of visible light camera and thermal infrared imager provides strong technical support, and lays the first stone for work such as image co-registration below.
The utility model, according to the image-forming principle of thermal infrared imager, creationaryly proposes a kind of composite calibration system, achieves calibration system and the scaling method of the cross-hatch pattern picture that simultaneously can extract visible light camera and thermal infrared imager.The method is preheated gridiron pattern scaling board by electric boiling plate, the material used due to the black lattice of gridiron pattern scaling board 1 has certain heat-blocking action, create the obvious temperature difference between the black square of the gridiron pattern scaling board 1 therefore after heating and white square, achieve the clear extraction of thermal infrared imager to cross-hatch pattern picture.Simultaneously, due to the material of gridiron pattern scaling board, the impact of infrared thermal imaging principle, we must to the heat time of electric boiling plate 4, electric boiling plate 4 and between the heating-up temperature of Distance geometry electric boiling plate 4 of gridiron pattern scaling board 1 carry out strict control, the heating-up temperature of electric boiling plate 4 is too high or the heat time is long, the damage of gridiron pattern scaling board can be caused, cross-hatch pattern is out of shape as border distortion, the heating-up temperature of electric boiling plate 4 is too low or the heat time is too short, the effect of the temperature difference of gridiron pattern scaling board can be affected, the gridiron pattern of the thermal infrared imager extracted is image blurring.Pass through great many of experiments, we have drawn electric boiling plate 4 best heat time, Distance geometry heating-up temperature, heating-up temperature is 40-50 degree, heat time is 1 minute to 5 minutes, distance between the front surface of electric boiling plate 4 and gridiron pattern scaling board 1 is 10mm-40mm, with this understanding, the cross-hatch pattern picture of the thermal infrared imager of extraction will be very clear, better can carry out parameter calibration below and Image Fusion thus.
Claims (7)
1. can demarcate the gridiron pattern caliberating device of visible light camera and thermal infrared imager simultaneously, comprise the gridiron pattern scaling board (1) adopting transparent glass plate to make, the surface of gridiron pattern scaling board (1) is provided with multiple foursquare black square and multiple foursquare white square, it is characterized in that: described gridiron pattern scaling board (1) is arranged on positioning framework (2), rear positioning framework (2) being positioned at gridiron pattern scaling board (1) is provided with the luminous plaque (3) that can send white light, the light-emitting area of luminous plaque (3) is towards the plate face of gridiron pattern scaling board (1), described luminous plaque (3) is arranged on described positioning framework (2) pluggablely, the front of luminous plaque (3) or rear are provided with electric boiling plate (4), the hot face of electric boiling plate (4) is towards the plate face of gridiron pattern scaling board (1), electric boiling plate (4) is arranged on described positioning framework (2), distance between the front surface of electric boiling plate (4) and described gridiron pattern scaling board (1) is 10mm-40mm.
2. the gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager according to claim 1, it is characterized in that the frame face of described positioning framework (2) is positioned at left and right vertical direction, described gridiron pattern scaling board (1) is fixed on positioning framework (2) end face forward along left and right vertical direction, the sidewall of two sides, the interior left and right of positioning framework (2) is vertically provided with luminous plaque inserting groove (5), described luminous plaque (3) can vertically insert or extract luminous plaque inserting groove (5), the sidewall of two sides, the interior left and right of described positioning framework (2) is vertically provided with electric boiling plate inserting groove (6) described electric boiling plate (4) and can vertically inserts or extract electric boiling plate inserting groove (6).
3. the gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager according to claim 2, is characterized in that the distance between the front surface of described electric boiling plate (4) and described gridiron pattern scaling board (1) is 15mm-35mm.
4. the gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager according to claim 3, is characterized in that the distance between the front surface of described electric boiling plate (4) and described gridiron pattern scaling board (1) is 20mm-30mm.
5. the gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager according to claim 4, is characterized in that the distance between the front surface of described electric boiling plate (4) and described gridiron pattern scaling board (1) is 25mm-28mm.
6., according to the gridiron pattern caliberating device can demarcating visible light camera and thermal infrared imager in claim 1 to 5 described in any one simultaneously, it is characterized in that described positioning framework (2) adopts aluminium alloy or timber or engineering plastics to make.
7. the gridiron pattern caliberating device simultaneously can demarcating visible light camera and thermal infrared imager according to claim 6, it is characterized in that described luminous plaque (3) adopts voltage to be the Power supply of 12V, described electric boiling plate (4) adopts voltage to be the Power supply of 220V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520606652.XU CN204856029U (en) | 2015-08-12 | 2015-08-12 | Can mark checker calibration device of visible light camera and thermal infrared imager simultaneously |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520606652.XU CN204856029U (en) | 2015-08-12 | 2015-08-12 | Can mark checker calibration device of visible light camera and thermal infrared imager simultaneously |
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| CN204856029U true CN204856029U (en) | 2015-12-09 |
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| CN201520606652.XU Expired - Fee Related CN204856029U (en) | 2015-08-12 | 2015-08-12 | Can mark checker calibration device of visible light camera and thermal infrared imager simultaneously |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105184774A (en) * | 2015-08-12 | 2015-12-23 | 中国安全生产科学研究院 | Checker calibration apparatus capable of simultaneous calibration of visible light camera and infrared thermal imager |
| CN108022267A (en) * | 2016-10-31 | 2018-05-11 | 北京新长征天高智机科技有限公司 | A kind of camera calibration device and scaling method |
| CN108318141A (en) * | 2018-04-20 | 2018-07-24 | 深圳市道通科技股份有限公司 | Temprature control method, night vision system calibration facility and the system of heat generating member |
| CN110349220A (en) * | 2019-07-12 | 2019-10-18 | 刘涛 | It is a kind of for measuring the high-precision calibration gridiron pattern of train wheel |
| CN114136452A (en) * | 2021-10-08 | 2022-03-04 | 中国安全生产科学研究院 | Thermostable detection driver and infrared detector applying same |
-
2015
- 2015-08-12 CN CN201520606652.XU patent/CN204856029U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105184774A (en) * | 2015-08-12 | 2015-12-23 | 中国安全生产科学研究院 | Checker calibration apparatus capable of simultaneous calibration of visible light camera and infrared thermal imager |
| CN105184774B (en) * | 2015-08-12 | 2018-03-27 | 中国安全生产科学研究院 | Visible light camera and thermal infrared imager gridiron pattern caliberating device can be demarcated simultaneously |
| CN108022267A (en) * | 2016-10-31 | 2018-05-11 | 北京新长征天高智机科技有限公司 | A kind of camera calibration device and scaling method |
| CN108318141A (en) * | 2018-04-20 | 2018-07-24 | 深圳市道通科技股份有限公司 | Temprature control method, night vision system calibration facility and the system of heat generating member |
| WO2019201342A1 (en) * | 2018-04-20 | 2019-10-24 | 深圳市道通科技股份有限公司 | Heating element temperature control method, and night vision system calibrating device and system |
| US11761818B2 (en) | 2018-04-20 | 2023-09-19 | Autel Intelligent Technology Corp., Ltd. | Temperature control method for heating element, night vision system calibration device and system |
| CN108318141B (en) * | 2018-04-20 | 2024-04-19 | 深圳市道通科技股份有限公司 | Temperature control method of heating element, night vision system calibration equipment and system |
| CN110349220A (en) * | 2019-07-12 | 2019-10-18 | 刘涛 | It is a kind of for measuring the high-precision calibration gridiron pattern of train wheel |
| CN114136452A (en) * | 2021-10-08 | 2022-03-04 | 中国安全生产科学研究院 | Thermostable detection driver and infrared detector applying same |
| CN114136452B (en) * | 2021-10-08 | 2023-09-05 | 中国安全生产科学研究院 | Thermally stable detection driver and infrared detector using same |
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| 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: 20151209 Termination date: 20180812 |
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| CF01 | Termination of patent right due to non-payment of annual fee |