CN103033267A - Zoom infrared thermal imager with presetting bit arrangement and invoking function and method - Google Patents
Zoom infrared thermal imager with presetting bit arrangement and invoking function and method Download PDFInfo
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- CN103033267A CN103033267A CN2012105310325A CN201210531032A CN103033267A CN 103033267 A CN103033267 A CN 103033267A CN 2012105310325 A CN2012105310325 A CN 2012105310325A CN 201210531032 A CN201210531032 A CN 201210531032A CN 103033267 A CN103033267 A CN 103033267A
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Abstract
The invention provides a zoom infrared thermal imager with a presetting bit arrangement and an invoking function and a method. The zoom infrared thermal imager with the presetting bit arrangement and the invoking function comprises an imaging zoom lens group, an imaging focus lens group, a thermal imaging detector assembly, a control circuit board, a zoom motor assembly and a focus motor assembly. The zoom infrared thermal imager with the presetting bit arrangement and the invoking function is characterized in that the control circuit board is respectively connected with a zoom potentiometer assembly which is used for detecting location information of the imaging zoom lens group and a focus potentiometer assembly which is used for detecting the location information of the imaging focus lens group. The method of the zoom infrared thermal imager with the presetting bit arrangement and the invoking function comprises the following steps: 1) installing a thermal imager, 2) initializing, 3) zooming and focusing in a manual operation, 4) reading zooming and focusing information, 5) storing the zooming and focusing information, a) judging scenes which need monitoring, b) obtaining the zooming and focusing information, c) adjusting the thermal imager. The zoom infrared thermal imager with the presetting bit arrangement and the invoking function and the method obtain sharp images through manual adjustments, store the zooming and focusing information, can obtain the sharp images by calling information stored, is free from the manual adjustment, and is high in efficiency.
Description
Technical field
The present invention relates to a kind of zoom thermal infrared imager and method with presetting bit setting and calling function, in particular, relate in particular to a kind of at first artificial setting and zoom thermal infrared imager and method that storage zoom, focus information are called again.
Background technology
Development along with infrared thermal imaging technique, continuous vari-focus thermal infrared imager (number of patent application is 200810015710.6) has appearred, operating personnel can control separately zoom and the focusing of thermal imaging system in background control end, use same camera lens, can search on a large scale, can carry out again the amplification identification of target, be convenient to monitoring.Because thermal imaging system is multiplex in the open air, and be for the monitoring of cruising of target on a large scale, in the monitor procedure that cruises, often will carry out imaging for different scenes, different targets, existing thermal imaging system, after certain point is carried out imaging, if change to next scene and target, because the variation of distance and field angle, the imaging meeting is unintelligible, need the staff to readjust zoom and focusing, to guarantee to reach best imaging effect, therefore have many inconvenience in the application.
Summary of the invention
The present invention is in order to overcome the shortcoming of above-mentioned technical matters, and a kind of at first artificial setting and zoom thermal infrared imager and method with presetting bit setting and calling function that storage zoom, focus information are called again is provided.
Zoom thermal infrared imager with presetting bit setting and calling function of the present invention, comprise imaging zoom mirror group, imaging and focusing mirror group, thermal imaging detector assembly and control circuit board, described control circuit board is urged to respectively picture zoom mirror group and the work of imaging and focusing mirror group by zoom electric machine assembly and focusing electric machine assembly; Its special feature is: described control circuit board is connected with zoom potentiometer assembly and the focus variable rheostat assembly that is detected as respectively picture zoom mirror group, imaging and focusing mirror group positional information.
Control circuit board has collection, computing and control function, is used for the work of control thermal infrared imager.The thermal imaging detector assembly is used for the image light signals that receives is converted into electric signal, inputs in the control circuit board.Zoom electric machine assembly, focusing electric machine assembly are urged to respectively picture zoom mirror group, the work of imaging and focusing mirror group, realize zoom and focus on moving.Be provided with after zoom potentiometer assembly and the focus variable rheostat assembly, control circuit board can obtain the accurate location information of imaging zoom mirror group and imaging and focusing mirror group, in order to automatically control zoom, focusing action.
Zoom thermal infrared imager with presetting bit setting and calling function of the present invention, described control circuit board is comprised of processor, and processor is connected with storage data storage device; Zoom potentiometer assembly is connected with processor by the A/D change-over circuit with the focus variable rheostat assembly; Control circuit board also is connected with the electric connector interface with the external unit communication.Storer can be realized the storage to presetting bit information, and the A/D change-over circuit is converted into digital signal with the simulating signal of zoom potentiometer assembly and focus variable rheostat assembly, is input in the processor; Control circuit board is connected by electric connector Interface realization and host computer, monitor.
Presetting bit setting and the call method of zoom thermal infrared imager of the present invention, its special feature be,
The presetting bit method to set up may further comprise the steps: 1). and thermal imaging system is installed, and the zoom thermal infrared imager is placed on the load-carrying The Cloud Terrace that can move freely and locate the monitoring so that thermal imaging system cruises in monitoring range; 2). the thermal imaging system initialization, after system powered on, processor was with the peripheral hardware initialization, in order to realize data acquisition, communication function; 3). artificial zoom, focusing, according to the scene that thermal imaging system will be monitored, the zoom of manual shift thermal imaging system, focusing numerical value are until thermal imaging system is realized blur-free imaging in this scene; 4). read zoom, focus information, by reading the positional information of zoom potentiometer assembly and focus variable rheostat assembly, obtain current zoom, focal position information; 5). storage zoom, focus information, with step 4) in the zoom, the focus information that obtain store, in order to calling; 6). repeated execution of steps 3), 4) and 5), until all scenes that will monitor all setting completed;
The presetting bit call method may further comprise the steps: a). the scene that judgement will be monitored, and control circuit board is judged the scene that thermal imaging system need to be monitored according to the host computer instruction that receives; B). obtain zoom, the focus information of wanting monitoring scene, read the zoom corresponding with wanting monitoring scene and focal position information; C). regulate thermal imaging system, by zoom electric machine assembly, focusing electric machine assembly, respectively imaging zoom mirror group, imaging and focusing mirror group are regulated by the zoom of obtaining, focal position information; D). after adjusting is finished, can obtain the picture rich in detail information under this scene of monitoring.
Step 1) in, under the ordering about of load-carrying The Cloud Terrace, can make thermal imaging system obtain different monitoring scenes; Step 3) by artificial zoom and focus adjustment, can obtain the picture rich in detail of wanting in the monitoring scene in; After manual shift is obtained picture rich in detail, by step 4) and step 5), read and store zoom, focal position information with this moment, in order to calling.Step a) and b) for judging the scene that will monitor and obtaining zoom and focal position information under this scene; Step c) for according to zoom and focal position information thermal imaging system is regulated, because the parameter of load-carrying The Cloud Terrace, imaging zoom mirror group and imaging and focusing mirror group is in full accord during all with artificial setting, so can obtain the clear picture consistent with manual shift.
Presetting bit setting and the call method of zoom thermal infrared imager of the present invention are established step b) in the zoom positional information obtained be that A, focal position information are B; In the zoom electric machine assembly during motor forward zoom numerical value increase, zoom numerical value reduces during counter-rotating; Focusing on numerical value when focusing in the electric machine assembly motor forward increases, and focuses on numerical value during counter-rotating and reduces; Described step c) may further comprise the steps: c-1). read the positional information of current zoom potentiometer assembly and focus variable rheostat assembly, establish its positional information and be respectively C, D; C-2). judge whether zoom is finished, judge whether C=A sets up, if set up, then zoom is finished; As be false execution in step c-3 then); C-3). the zoom operation, if C〉A, then control the motor reversal operation in the zoom electric machine assembly; If C＜A then controls the motor forward operation in the zoom electric machine assembly; And execution in step c-1 again); C-4). judge to focus on whether finish, judge whether D=B sets up, if set up, then focus on and finish; As be false execution in step c-5 then; C-5). focusing operation, if D〉B, then control focuses on the motor reversal operation in the electric machine assembly; If D＜B then controls the motor forward operation in the zoom electric machine assembly; And execution in step c-1 again).
The invention has the beneficial effects as follows: the zoom thermal infrared imager with presetting bit setting and calling function of the present invention, by zoom electric machine assembly and focusing electric machine assembly, effectively realized zoom, the focusing of imaging zoom mirror group and imaging and focusing mirror group; By zoom potentiometer assembly and focus variable rheostat assembly, effectively realized the detection of thermal imaging system zoom, focal position information, be convenient to thermal imaging system automatically be controlled at setting zoom, focus on the numerical value.Presetting bit setting and the call method of zoom thermal infrared imager of the present invention at first by manual shift, make thermal imaging system obtain picture rich in detail under the scene that will monitor, and zoom, the focus information of this moment are stored; Cruising when monitoring, by zoom, the focus information of storage before calling, can obtain under the special scenes clearly image, need not manual shift, and efficient is being higher.
In the process that thermal imaging system is regulated, at first gather zoom and the focal position information of infrared lens, compare again the presetting bit information of camera lens current location information and storage, cooperate the zoom electric machine assembly and focus on electric machine assembly, realize accurately calling of presetting bit, effectively guarantee the optimal imaging effect.Zoom thermal infrared imager of the present invention and presetting bit setting and call method, the presetting bit that can carry out a plurality of points of zoom position, focal position arranges stores and calls, when multipoint targets being cruised monitoring, automatic adjustable lens zoom, focal position, need not the staff regulates, can realize blur-free imaging, work efficiency is higher, operates easier.Have the accurately advantage of durable, layout clear and rational reliable, simple for structure, can Effective Raise equipment work efficiency, realize the intelligent monitoring of thermal infrared imager.
Simultaneously, the present invention can arrange at most 255 presetting bits, make things convenient for multiple spot cruise the monitoring accurately calling.
Description of drawings
Fig. 1 is the inner structure schematic diagram of thermal infrared imager of the present invention;
Fig. 2 is the schematic diagram of the circuit part of thermal infrared imager of the present invention;
Fig. 3 is the process flow diagram of presetting bit method to set up among the present invention;
Fig. 4 is the process flow diagram of presetting bit call method among the present invention.
Among the figure: 1 zoom potentiometer assembly, 2 imaging zoom mirror groups, 3 focus variable rheostat assemblies, 4 imaging and focusing mirror groups, 5 thermal imaging detector assemblies, 6 control circuit boards, 7 electric connector interfaces, 8 zoom electric machine assemblies, 9 focus on electric machine assembly.
Embodiment
The invention will be further described below in conjunction with accompanying drawing and embodiment.
As depicted in figs. 1 and 2, provided respectively the inner structure of thermal infrared imager of the present invention and the schematic diagram of circuit part, it comprises imaging zoom mirror group 2, imaging and focusing mirror group 4, zoom potentiometer assembly 1, focus variable rheostat assembly 3, imaging detector assembly 5, control circuit board 6, electric connector interface 7, zoom electric machine assembly 8 and focuses on electric machine assembly 9; Shown control circuit board 6 is realized information acquisition, data operation and output control operation, comprises processor and storer in the control circuit board 6, and storer can be EEPROM, in order to realize the storage to data message.Imaging zoom mirror group 2 and imaging and focusing mirror group 4 realize the to external world imaging of scenery, zoom electric machine assembly 8 is embodied as the zoom action of picture zoom mirror group 2, focus on the focusing action that electric machine assembly 9 is embodied as image focu mirror group 4, by jointly ordering about of zoom electric machine assembly 8 and focusing electric machine assembly 9, can make thermal imaging system obtain clearly image.
Zoom potentiometer assembly 1 and focus variable rheostat assembly 3 are respectively applied to be detected as the zoom positional information of picture zoom mirror group 2 and the focal position information of imaging and focusing mirror group 4, when imaging zoom mirror group 2 was rotated, zoom potentiometer assembly 1 is output zoom positional information synchronously; When the focus lamp group was rotated, focus variable rheostat assembly 3 is output focal position information synchronously; And the mould by the A/D change-over circuit/number inputs to after transforming in the processor in the control circuit board 6.Thermal imaging detector assembly 5 is converted to the electric signal output image with light signal; Control circuit board 6 is realized the storage of presetting bit and is called and other control function of complete machine.Control circuit board 6 is connected with other peripherals such as host computer, monitors by outside electric connector interface 7 realizations.
As shown in Figure 3 and Figure 4, provided the process flow diagram of presetting bit setting and call method among the present invention, shown presetting bit method to set up may further comprise the steps:
1). thermal imaging system is installed, and the zoom thermal infrared imager is placed on the load-carrying The Cloud Terrace that can move freely and locate the monitoring so that thermal imaging system cruises in monitoring range; Shown control circuit board is by RS485 bus and upper machine communication;
2). the thermal imaging system initialization, after system powered on, processor was with the peripheral hardware initialization, in order to realize data acquisition, communication function; The peripheral hardware initialization comprises the initialization of A/D change-over circuit, the initialization of communication port;
3). artificial zoom, focusing, according to the scene that thermal imaging system will be monitored, the zoom of manual shift thermal imaging system, focusing numerical value are until thermal imaging system is realized blur-free imaging in this scene;
4). read zoom, focus information, by reading the positional information of zoom potentiometer assembly 1 and focus variable rheostat assembly 3, obtain current zoom, focal position information;
5). storage zoom, focus information, with step 4) in the zoom, the focus information that obtain store, in order to calling;
6). repeated execution of steps 3), 4) and 5), until all scenes that will monitor all setting completed;
The presetting bit call method may further comprise the steps:
A). the scene that judgement will be monitored, control circuit board 6 is judged the scene that thermal imaging system need to be monitored according to the host computer instruction that receives;
B). obtain zoom, the focus information of wanting monitoring scene, read the zoom corresponding with wanting monitoring scene and focal position information;
C). regulate thermal imaging system, by zoom electric machine assembly 8, focusing electric machine assembly 9, respectively imaging zoom mirror group 2, imaging and focusing mirror group 4 are regulated by the zoom of obtaining, focal position information;
If the zoom positional information of obtaining step b) is A, focal position information is B; In the zoom electric machine assembly during motor forward zoom numerical value increase, zoom numerical value reduces during counter-rotating; Focusing on numerical value when focusing in the electric machine assembly motor forward increases, and focuses on numerical value during counter-rotating and reduces; Described step c) may further comprise the steps:
C-1). read the positional information of current zoom potentiometer assembly 1 and focus variable rheostat assembly 3, establish its positional information and be respectively C, D;
C-2). judge whether zoom is finished, judge whether C=A sets up, if set up, then zoom is finished; As be false execution in step c-3 then);
C-3). the zoom operation, if C〉A, then control the motor reversal operation in the zoom electric machine assembly 8; If C＜A then controls the motor forward operation in the zoom electric machine assembly; And execution in step c-1 again);
C-4). judge to focus on whether finish, judge whether D=B sets up, if set up, then focus on and finish; As be false execution in step c-5 then;
C-5). focusing operation, if D〉B, then control focuses on the motor reversal operation in the electric machine assembly 9; If D＜B then controls the motor forward operation in the zoom electric machine assembly; And execution in step c-1 again).
D). after adjusting is finished, can obtain the picture rich in detail information under this scene of monitoring.
Presetting bit setting of the present invention and call method receive the host computer instruction by RS485, by the A/D change-over circuit, gather zoom, focal position information, and data are deposited among the storer EEPROM; When calling presetting bit, zoom, the focal position of storing among current zoom, focal position and the storer EEPROM compared, cooperate to drive zoom, focusing motor, realize accurately calling of presetting bit.Circuit control of the present invention is accurately reliable, simple for structure durable, and the layout clear and rational is economical and practical, and energy Effective Raise equipment work efficiency realizes the intelligent monitoring of thermal infrared imager.
Claims (4)
1. zoom thermal infrared imager with presetting bit setting and calling function, comprise imaging zoom mirror group (2), imaging and focusing mirror group (4), thermal imaging detector assembly (5) and control circuit board (6), described control circuit board is urged to respectively picture zoom mirror group and the work of imaging and focusing mirror group by zoom electric machine assembly (8) and focusing electric machine assembly (9); It is characterized in that: described control circuit board is connected with zoom potentiometer assembly (1) and the focus variable rheostat assembly (3) that is detected as respectively picture zoom mirror group, imaging and focusing mirror group positional information.
2. the zoom thermal infrared imager that presetting bit setting and calling function are arranged according to claim 1, it is characterized in that: described control circuit board (6) is comprised of processor, and processor is connected with storage data storage device; Zoom potentiometer assembly (1) is connected with processor by the A/D change-over circuit with focus variable rheostat assembly (3); Control circuit board also is connected with the electric connector interface (7) with the external unit communication.
3. presetting bit setting and call method based on a zoom thermal infrared imager claimed in claim 1 is characterized in that,
The presetting bit method to set up may further comprise the steps:
1). thermal imaging system is installed, and the zoom thermal infrared imager is placed on the load-carrying The Cloud Terrace that can move freely and locate the monitoring so that thermal imaging system cruises in monitoring range;
2). the thermal imaging system initialization, after system powered on, processor was with the peripheral hardware initialization, in order to realize data acquisition, communication function;
3). artificial zoom, focusing, according to the scene that thermal imaging system will be monitored, the zoom of manual shift thermal imaging system, focusing numerical value are until thermal imaging system is realized blur-free imaging in this scene;
4). read zoom, focus information, by reading the positional information of zoom potentiometer assembly (1) and focus variable rheostat assembly (3), obtain current zoom, focal position information;
5). storage zoom, focus information, with step 4) in the zoom, the focus information that obtain store, in order to calling;
6). repeated execution of steps 3), 4) and 5), until all scenes that will monitor all setting completed;
The presetting bit call method may further comprise the steps:
A). the scene that judgement will be monitored, control circuit board (6) is judged the scene that thermal imaging system need to be monitored according to the host computer instruction that receives;
B). obtain zoom, the focus information of wanting monitoring scene, read the zoom corresponding with wanting monitoring scene and focal position information;
C). regulate thermal imaging system, by zoom electric machine assembly (8), focusing electric machine assembly (9), respectively imaging zoom mirror group (2), imaging and focusing mirror group (4) are regulated by the zoom of obtaining, focal position information;
D). after adjusting is finished, can obtain the picture rich in detail information under this scene of monitoring.
4. presetting bit setting and the call method of zoom thermal infrared imager according to claim 3 is characterized in that, establish step b) in the zoom positional information obtained be that A, focal position information are B; In the zoom electric machine assembly during motor forward zoom numerical value increase, zoom numerical value reduces during counter-rotating; Focusing on numerical value when focusing in the electric machine assembly motor forward increases, and focuses on numerical value during counter-rotating and reduces; Described step c) may further comprise the steps:
C-1). read the positional information of current zoom potentiometer assembly (1) and focus variable rheostat assembly (3), establish its positional information and be respectively C, D;
C-2). judge whether zoom is finished, judge whether C=A sets up, if set up, then zoom is finished; As be false execution in step c-3 then);
C-3). the zoom operation, if C〉A, then control the motor reversal operation in the zoom electric machine assembly (8); If C＜A then controls the motor forward operation in the zoom electric machine assembly; And execution in step c-1 again);
C-4). judge to focus on whether finish, judge whether D=B sets up, if set up, then focus on and finish; As be false execution in step c-5 then;
C-5). focusing operation, if D〉B, then control focuses on the motor reversal operation in the electric machine assembly (9); If D＜B then controls the motor forward operation in the zoom electric machine assembly; And execution in step c-1 again).
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| CN103389559A (en) * | 2013-08-01 | 2013-11-13 | 山东神戎电子股份有限公司 | Infrared camera lens based on temperature change compensation and compensation method |
| CN104280881A (en) * | 2013-07-09 | 2015-01-14 | 杭州美盛红外光电技术有限公司 | Portable image device |
| CN104931011A (en) * | 2015-06-11 | 2015-09-23 | 山东神戎电子股份有限公司 | Passive distance measuring method of infrared thermal imager |
| CN105824099A (en) * | 2016-06-03 | 2016-08-03 | 浙江兆晟科技股份有限公司 | Infrared imaging rapid and automatic focusing method and system based on position memory |
| CN106210519A (en) * | 2016-07-12 | 2016-12-07 | 山东神戎电子股份有限公司 | A kind of focus method of the autofocus system of band memory function |
| CN108200319A (en) * | 2018-01-09 | 2018-06-22 | 佛山华国光学器材有限公司 | A kind of big zoom integrated camera and its autocontrol method |
| CN110392201A (en) * | 2018-04-20 | 2019-10-29 | 杭州海康威视数字技术股份有限公司 | A kind of the focus motor location determining method and device of thermal imaging system |
| CN113589715A (en) * | 2021-07-09 | 2021-11-02 | 浙江兆晟科技股份有限公司 | Infrared thermal imaging telescope control system |
| CN115499591A (en) * | 2022-09-20 | 2022-12-20 | 重庆紫光华山智安科技有限公司 | Method, system, equipment and medium for migrating preset points of monitoring device |
| CN116437164A (en) * | 2023-06-13 | 2023-07-14 | 中国南方电网有限责任公司超高压输电公司广州局 | Thermal imager, thermal imager monitoring method, thermal imager monitoring device, computer equipment and storage medium |
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| CN104280881A (en) * | 2013-07-09 | 2015-01-14 | 杭州美盛红外光电技术有限公司 | Portable image device |
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| CN110392201A (en) * | 2018-04-20 | 2019-10-29 | 杭州海康威视数字技术股份有限公司 | A kind of the focus motor location determining method and device of thermal imaging system |
| CN110392201B (en) * | 2018-04-20 | 2021-05-07 | 杭州海康微影传感科技有限公司 | Thermal imager focus motor position determination method and device |
| CN113589715A (en) * | 2021-07-09 | 2021-11-02 | 浙江兆晟科技股份有限公司 | Infrared thermal imaging telescope control system |
| CN115499591A (en) * | 2022-09-20 | 2022-12-20 | 重庆紫光华山智安科技有限公司 | Method, system, equipment and medium for migrating preset points of monitoring device |
| CN116437164A (en) * | 2023-06-13 | 2023-07-14 | 中国南方电网有限责任公司超高压输电公司广州局 | Thermal imager, thermal imager monitoring method, thermal imager monitoring device, computer equipment and storage medium |
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