CN204228274U - Based on two spectrum observation instrument visual fields synchronous control system of stepper motor - Google Patents
Based on two spectrum observation instrument visual fields synchronous control system of stepper motor Download PDFInfo
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- CN204228274U CN204228274U CN201420751332.9U CN201420751332U CN204228274U CN 204228274 U CN204228274 U CN 204228274U CN 201420751332 U CN201420751332 U CN 201420751332U CN 204228274 U CN204228274 U CN 204228274U
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Abstract
Two spectrum observation instrument visual fields synchronous control system based on stepper motor of the present utility model, comprise infrared imaging system, Visible imaging system and control circuit, infrared imaging system and Visible imaging system, by zoom mirror group, focus lamp group, zoom motor and focus motor composition, are characterised in that: zoom motor and focus motor arrange zoom scrambler respectively and focus on scrambler; Control circuit is by zoom scrambler and focus on zoom, the focus information that scrambler obtains infrared imaging system and Visible imaging system, and order about it by zoom motor, focus motor and carry out zoom and focusing, make the visual field of infrared imaging system and Visible imaging system synchronous.Of the present utility model pair of spectrum observation instrument visual field synchronous control system, as long as the lens location of a manual shift spectrum, can realize the automatic synchronization of another spectrum visual field, convenience and high-efficiency, accurately reliably automatically.Effectively can improve the work efficiency of equipment, realize the intelligent monitoring of two spectrum observation instrument.
Description
Technical field
The utility model relates to a kind of two spectrum observation instrument visual fields synchronous control system based on stepper motor, in particular, particularly relate to a kind of zoom value according to two imaging systems, with focus value, there is the two spectrum observation instrument visual fields synchronous control system based on stepper motor that consistent corresponding relation carries out adjusted in concert.
Background technology
Along with the development of monitoring trade, under varying environment, different light spectrum image-formings presents respective advantage.When observing between daytime, visual light imaging possesses the advantages such as pixel is high, color is complete, resolution characteristic is strong; When night-time observation, it is far away that infrared imaging possesses detection range, disguised strong, can penetrate the features such as the rugged surroundings such as smog, sleet.Single light spectrum image-forming supervisory system, can not meet the applied environment requirement become increasingly complex.Two spectrum observation instrument can realize the imaging simultaneously of two spectrum, the advantage of visual light imaging and infrared imaging is become one, can realize monitoring round the clock for 24 hours.Zoom thermal infrared imager and the method (number of patent application is 201210531032.5) of being with presetting bit setting and calling function are there is, coordinate load-carrying The Cloud Terrace, the monitoring of cruising to different scene, different target can be realized, without the need to manual shift, the blur-free imaging to different monitoring target can be realized, convenience and high-efficiency.In current two spectrum imaging systems, when observing scene or object variations, need to control respectively the camera lens of different spectrum, just can reach identical visual field, inefficiency, regulating time is long, and visual field synchronous effect is not accurate enough.
Summary of the invention
The utility model, in order to overcome the shortcoming of above-mentioned technical matters, provides a kind of two spectrum observation instrument visual fields synchronous control system based on stepper motor.
Two spectrum observation instrument visual fields synchronous control system based on stepper motor of the present utility model, comprise infrared imaging system, Visible imaging system and the control circuit for zoom, focusing and collection imaging data, described infrared imaging system and Visible imaging system form by zoom mirror group, focus lamp group, zoom motor and focus motor, the rear end of infrared imaging focus lamp group is provided with infrared imaging detector assembly, and the rear end of visible ray focus lamp group is provided with visible light camera; Its special feature is: zoom motor and focus motor are respectively arranged with and rotate to it zoom scrambler that step number detects and focus on scrambler; Control circuit is by zoom scrambler and focus on zoom, the focus information that scrambler obtains infrared imaging system and Visible imaging system, and order about it by zoom motor, focus motor and carry out zoom and focusing, make the visual field of infrared imaging system and Visible imaging system synchronous.
Visible ray is used for imaging between daytime, can obtain target visible images clearly; Infrared imaging system is used for the imaging under night or low-light conditions, can obtain the infrared chart of target.Control circuit has collection, computing and control action.By zoom motor ordering about zoom mirror group, the zoom effect of visible ray and infrared imaging system can be realized, by focus motor ordering about focus lamp group, the focussing force of visible ray and infrared imaging system can be realized.Infrared imaging detector assembly and visible light camera are used for the image light signals received to be converted into analog electrical signal, export in control circuit.
Two spectrum observation instrument be in infrared image (or visible images) acquisition state and picture focus time, by obtaining zoom, the focusing numerical value of infrared imaging system (or Visible imaging system), regulate the zoom of Visible imaging system (or infrared imaging system), focus value, the visual field of visible images system and infrared imaging system is matched, when visual light imaging and infrared imaging switch, without the need to zoom and focusing again, visible images and infrared image clearly can be obtained.
Two spectrum observation instrument visual fields synchronous control system based on stepper motor of the present utility model, in the visual field synchronizing process of infrared imaging system and Visible imaging system, first control circuit obtains zoom value, the focus value of current imaging systems, and the field angle of current imaging systems is determined according to zoom value, the zoom value of imaging system to be regulated is determined by field angle; Control circuit determines the focus value of imaging system to be regulated by the focus value of current imaging systems, treat regulate imaging system to regulate according to the zoom value obtained, focus value, realize the synchronous of infrared imaging system and Visible imaging system visual field,, ensure that infrared imaging system is consistent with the imaging definition of Visible imaging system simultaneously.
Two spectrum observation instrument visual fields synchronous control system based on stepper motor of the present utility model, described control circuit is made up of master controller and eeprom memory, and visible light camera is connected with the input end of master controller with the analog video signal output terminal of infrared thermal imaging detector; Zoom motor is connected with the output terminal of master controller with the control end of focus motor, and zoom scrambler is connected with the input end of master controller with the focusing output terminal of scrambler.
Two spectrum observation instrument visual fields synchronous control system based on stepper motor of the present utility model, described master controller is connected with host computer by RS485 bus and analog pal video signal line; Host computer is used for receiving and storage figure picture and video data, and carries out zoom and focusing by main controller controls Visible imaging system and infrared imaging system.
Two spectrum observation instrument visual fields synchronous control system based on stepper motor of the present utility model, described zoom motor and focus motor all adopt stepper motor.
The beneficial effects of the utility model are: the two spectrum observation instrument visual fields synchronous control system based on stepper motor of the present utility model, control circuit respectively to zoom mirror group, the ordering about of focus lamp group, can realize zoom and the focusing of Visible imaging system and infrared imaging system by zoom motor, focus motor; By exporting pulse number counting to zoom scrambler and focusing scrambler, the detection to zoom, focal position information can be realized, to determine the position of zoom and focus lamp group.Two spectrum observation instrument visual fields synchronous control system based on stepper motor of the present utility model, by gathering zoom value, a focus value during imaging system picture focus, according to the corresponding relation between infrared imaging system and Visible imaging system, obtaining another imaging system also can zoom value, the focus value of blur-free imaging under this scene, order about another imaging system and carry out zoom, focusing, make two imaging system visual fields synchronous.Under Same Scene, without the need to carrying out zoom, focus movement, when can realize the quick switching of infrared imaging system and Visible imaging system, facilitate use.
When cruising monitoring to multiple scene objects, as long as the lens location of a manual shift spectrum, automatically realize the automatic synchronization of another spectrum visual field, convenience and high-efficiency, accurately reliably.Structure simple and durable, layout clear and rational, can effectively improve equipment work efficiency, realizes the intelligent monitoring of two spectrum observation instrument.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the two spectrum observation instrument visual fields synchronous control system based on stepper motor of the present utility model;
Fig. 2 is control circuit and the connecting circuit figure with peripheral circuit thereof in the utility model.
In figure: 1 infrared imaging zoom mirror group, 2 infrared imaging focus lamp groups, 3 infrared imaging detector assemblies, 4 infrared imaging zoom motors, 5 infrared imaging zoom scramblers, 6 infrared imaging focus motor, 7 infrared imagings focus on scrambler, 8 visible ray zoom mirror groups, 9 visible ray focus lamp groups, 10 visible light cameras, 11 visible ray zoom motors, 12 visual light imaging zoom scramblers, 13 visible ray focus motor, 14 visual light imagings focus on scrambler, 15 control circuits.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As shown in Figure 1, give the schematic diagram of the two spectrum observation instrument visual fields synchronous control system based on stepper motor of utility model, it is by infrared imaging system, Visible imaging system and control circuit 15 form, infrared imaging system is by infrared imaging zoom mirror group 1, infrared imaging focus lamp group 2, infrared imaging detector assembly 3, infrared imaging zoom motor 4 and infrared imaging focus motor 6 form, infrared imaging zoom motor 4, infrared imaging focus motor 6 orders about infrared imaging zoom mirror group 1 respectively and infrared imaging focus lamp group 2 carries out zoom, focus on, to obtain infrared image clearly.Infrared imaging detector 3 for the infrared signal of image is converted into electric signal, and inputs in control circuit 15.Infrared imaging zoom motor 4 and infrared imaging focus motor 6 are respectively arranged with infrared imaging zoom scrambler 5 that its rotational angle is measured and infrared imaging focuses on scrambler 7, to the measurement of zoom, focus motor rotational angle, to determine zoom value and the focus value of infrared imaging system.
Shown Visible imaging system is made up of visible ray zoom mirror group 8, visible ray focus lamp group 9, visible light camera 10, visible ray zoom motor 11 and visible ray focus motor 13 form, and visible ray zoom motor 11 and visible ray focus motor 13 order about visible ray zoom mirror group 8 respectively and visible ray focus lamp group 9 carries out zoom and focusing.Visible light camera 10 is made up of ccd image sensor, for the visible light signal of image is converted into electric signal, and inputs in control circuit 15, realizes the collection to visible images and video information.Visible ray zoom motor 11 and visible ray focus motor 13 are respectively arranged with visual light imaging zoom scrambler 12 and visual light imaging focusing scrambler 14, to measure the rotational angle of visible ray zoom motor 11 and visible ray focus motor 13 respectively, obtain zoom value, the focus value of Visible imaging system.Although the zoom motor of infrared imaging system and Visible imaging system and focus motor all adopt stepper motor, but may step-out be there is in stepper motor, the actual rotation step number of motor can be obtained by zoom scrambler, therefore the rotation step number of stepper motor can be known by statistics pulse number.When scrambler output umber of pulse is equal with the step number that stepper motor rotates, the rotation step number of stepper motor can be known by statistics pulse number.
As shown in Figure 2, give control circuit and the connecting circuit figure with peripheral circuit thereof in the utility model, shown control circuit 15 is made up of master controller and eeprom memory, master controller is connected with host computer with RS485 bus by pal mode analog video signal line, video data be uploaded to host computer and receive the control information of host computer.Visible light camera 10 is all connected with master controller with infrared thermal imaging detector 3, the analog video signal of collection is inputed to master controller.Visible imaging system is all connected with the output terminal of master controller with focus motor with the zoom motor of infrared imaging system, to realize zoom to imaging system, focus control.Visible imaging system is all connected with the input end of master controller, to realize the detection to zoom value and focus value with focusing scrambler with the zoom scrambler of infrared imaging system.
In the process that visual field is synchronous: after artificial focusing picture is clear, master controller is by zoom scrambler and focus on scrambler, obtain the zoom value under current imaging systems and focus value, with zoom value, there is consistent corresponding relation with the field angle of Visible imaging system according to infrared imaging system, obtain the field angle of current imaging systems.According to the field angle obtained, determine the zoom value of imaging system to be regulated.According under same field angle condition, Visible imaging system has consistent corresponding relation with the focus value of infrared imaging system, is determined the focus value of imaging system to be regulated by the focus value of current imaging systems.Finally, by zoom value and the focus value of the imaging system to be regulated obtained, treat focusing imaging system and carry out zoom, focusing, the synchronous of infrared imaging system and Visible imaging system visual field can be realized, without the need to carrying out zoom, focus movement, infrared imaging system can be realized synchronous with the visual field of Visible imaging system, ensure that infrared imaging system is consistent with the imaging definition of Visible imaging system simultaneously.
Claims (5)
1. the two spectrum observation instrument visual fields synchronous control system based on stepper motor, comprise infrared imaging system, Visible imaging system and the control circuit for zoom, focusing and collection imaging data, described infrared imaging system and Visible imaging system form by zoom mirror group, focus lamp group, zoom motor and focus motor, the rear end of infrared imaging focus lamp group (2) is provided with infrared imaging detector assembly (3), and the rear end of visible ray focus lamp group (9) is provided with visible light camera (10); It is characterized in that: zoom motor and focus motor are respectively arranged with and zoom scrambler that step number detects are rotated to it and focuses on scrambler; Control circuit is by zoom scrambler and focus on zoom, the focus information that scrambler obtains infrared imaging system and Visible imaging system, and order about it by zoom motor, focus motor and carry out zoom and focusing, make the visual field of infrared imaging system and Visible imaging system synchronous.
2. the two spectrum observation instrument visual fields synchronous control system based on stepper motor according to claim 1, it is characterized in that: in the visual field synchronizing process of infrared imaging system and Visible imaging system, first control circuit obtains zoom value, the focus value of current imaging systems, and the field angle of current imaging systems is determined according to zoom value, the zoom value of imaging system to be regulated is determined by field angle; Control circuit determines the focus value of imaging system to be regulated by the focus value of current imaging systems, treat regulate imaging system to regulate according to the zoom value obtained, focus value, realize the synchronous of infrared imaging system and Visible imaging system visual field, ensure that infrared imaging system is consistent with the imaging definition of Visible imaging system simultaneously.
3. the two spectrum observation instrument visual fields synchronous control system based on stepper motor according to claim 1, it is characterized in that: described control circuit (15) is made up of master controller and eeprom memory, visible light camera (10) is connected with the input end of master controller with the analog video signal output terminal of infrared thermal imaging detector (3); Zoom motor is connected with the output terminal of master controller with the control end of focus motor, and zoom scrambler is connected with the input end of master controller with the focusing output terminal of scrambler.
4. the two spectrum observation instrument visual fields synchronous control system based on stepper motor according to claim 3, is characterized in that: described master controller is connected with host computer by RS485 bus and analog pal video signal line; Host computer is used for receiving and storage figure picture and video data, and carries out zoom and focusing by main controller controls Visible imaging system and infrared imaging system.
5. the two spectrum observation instrument visual fields synchronous control system based on stepper motor according to claim 1 and 2, is characterized in that: described zoom motor and focus motor all adopt stepper motor.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359560A (en) * | 2014-12-04 | 2015-02-18 | 山东神戎电子股份有限公司 | Dual-spectrum viewer synchronous view field control system and method based on stepping motor |
| CN108459549A (en) * | 2018-05-31 | 2018-08-28 | 中国科学院西安光学精密机械研究所 | Spectral imager controller circuit |
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2014
- 2014-12-04 CN CN201420751332.9U patent/CN204228274U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359560A (en) * | 2014-12-04 | 2015-02-18 | 山东神戎电子股份有限公司 | Dual-spectrum viewer synchronous view field control system and method based on stepping motor |
| CN108459549A (en) * | 2018-05-31 | 2018-08-28 | 中国科学院西安光学精密机械研究所 | Spectral imager controller circuit |
| CN108459549B (en) * | 2018-05-31 | 2024-01-05 | 中国科学院西安光学精密机械研究所 | Spectral imaging appearance controller circuit |
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