CN201945780U - Forward looking device of dual-lens airborne television capable of being controlled on ground - Google Patents
Forward looking device of dual-lens airborne television capable of being controlled on ground Download PDFInfo
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- CN201945780U CN201945780U CN2010206309730U CN201020630973U CN201945780U CN 201945780 U CN201945780 U CN 201945780U CN 2010206309730 U CN2010206309730 U CN 2010206309730U CN 201020630973 U CN201020630973 U CN 201020630973U CN 201945780 U CN201945780 U CN 201945780U
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Abstract
The utility model aims at providing a forward looking device of a dual-lens airborne television capable of being controlled on ground, so as to solve the problem that an airborne camera device has single function and is insufficient to support real-time control due to limit of takeoff weight and space. The forward looking device mainly consists of a zoom camera system, a wide-angle fixed focus camera system, a circuit control system for realizing zoom control, video signal switching and command sending/receiving and a ground controller. The two camera systems are integrated with the circuit control system in an integral support box according to a structural style of up and down distribution; and charge coupled device (CCD) image sensors of the two camera systems are respectively connected with the circuit control system. The forward looking device can provide direct visual reference for a ground pilot during remote control flying, meanwhile, the ground pilot can control the camera as required, including zoom/fixed focus switching, zoom control, focusing control of picture resolution, etc.
Description
Technical field
The utility model relates to the airborne camera head, but is specifically related to a kind of twin-lens airborne television forward view apparatus of ground control.
Background technology
The principal feature of airborne flash ranging or picture pick-up device is that coverage is wide, resolution is high, information datas such as image information can be provided in real time earthward.According to the function of built-in device, airborne flash ranging or picture pick-up device can be divided into navigational route type, aiming type, Infrared survey type, electronic interferences type etc.Airborne camera head can be realized round-the-clock aeroplane photography on a large scale, traffic control, monitoring, search, and target discerns automatically, from motion tracking and location etc. automatically.
The video camera kind that at present airborne especially unmanned aerial vehicle onboard camera head carries is more single, only is equipped with single zoom lens or single tight shot, and lacks the ground control link.Little for some video camera operating distances of taking photo by plane, environmental suitability is not high.Present camera head is because the restriction, particularly take-off weight of various conditions and the restriction in space, when the equipment installation was used, the operations of video camera must be born by copilot on the machine, for the unmanned aerial vehicle onboard video camera, equipment uses and is subjected to bigger restriction at present.Adopt ground control, make forward view apparatus possess the trend that certain intelligent level is a kind of development.
The utility model content
But the utility model aims to provide a kind of twin-lens airborne television forward view apparatus of ground control, to solve in the prior art owing to the function singleness of the airborne camera head of restriction in take-off weight and space, be not enough to this and support the problem of control in real time.
The technical solution of the utility model is as follows:
But a kind of twin-lens airborne television forward view apparatus of ground control, mainly by Zoom camera system, wide-angle focusing video camera system, in order to realize that zoom control, vision signal are switched and the circuit control system and the ground control device of instruction transmission/reception are formed, two camera chains and circuit control system are integrated in the supporting box of an integral body, wherein the Zoom camera system is positioned at supporting box top, and wide-angle focusing video camera system is positioned at the supporting box bottom; Described Zoom camera system has adopted mechanical compensation formula optical texture, fixing group before comprising, becomes the doubly fixing group in group, compensation group and back, and described change is doubly organized to be connected to be driven to move with linearity by direct current generator with the precision optical machinery cam and changed the zoom system, pancreatic system focal length; The camera lens of described wide-angle focusing video camera system adopts the Gaussian optical texture, is wholely sealed admittedly and by protecting frame and described supporting box secured in rigid manner by silicon rubber; Described circuit control system is arranged at the below of Zoom camera system, the rear of wide-angle focusing video camera system; Two camera chains ccd image sensor separately is connected with circuit control system respectively.
The lens design of above-mentioned wide-angle focusing video camera system is whole external thread structure, fixedlys connected with the described frame screw thread that protects, and this kind fixed form is more stable.
The focusing gear that above-mentioned change is doubly organized and the both sides of described precision optical machinery cam all are provided with photoelectric limit switch, to limit stable zooming range.
The focal length of above-mentioned Zoom camera system is f=5mm～50mm continuous variable, 30 ° * 22.5 ° of visual fields; The field angle (diagonal line) of described wide-angle focusing video camera system is 112 °.
The size ratio of the camera lens of above-mentioned wide-angle focusing video camera system and the camera lens of Zoom camera system is not more than 1: 6.Certainly, when specific demand is arranged, can suitably increase volume is installed, then will be greater than this ratio.
Be provided with between the camera lens installing frame of above-mentioned wide-angle focusing video camera system and the ccd image sensor installation base plate in order to adjust the pad of image planes sharpness.
Above-mentioned ground control device is the single pole controller, and the single pole control device is connected with ground control cabinet by the USB2.0 interface.
In the foregoing circuit control system in order to being after described supporting box sidewall switching, to be connected with the onboard external cable with cable that Ground Control is communicated by letter.
Above-mentioned airborne television forward view apparatus complete machine is installed in the unmanned plane front portion by the rubber damping device, the horizontal level of its fixed installation face between two camera chains.Because top is big zoom system, pancreatic system, the bottom is little fixed-focus system and circuit control system assembly, and centroid position is basically in the centre position.
Above-mentioned supporting box is the aluminium alloy cabinet.
The utlity model has following technique effect:
1, satisfy aircraft take off, what comes into a driver's requirement when landing and airflight, the video image that video camera is taken the photograph can be real-time transmitted to land station, provides what comes into a driver's reference intuitively for ground flying person carries out remote control distributor.The ground control personnel can control video camera as required simultaneously, comprise the focusing control of fixed/zoom switching, zoom control, image sharpness etc., and television image can be made background, prospect stack numerical information is formed virtual flat showing, and forms the visual system that a ground remote control is handled.
2, this twin-lens airborne television forward view apparatus can satisfy bear aircraft take off, the requirement of mal-condition such as vibration when landing, temperature.Zoom camera has structurally adopted mechanical compensation formula optical texture, has advantages such as compact conformation, volume be little, in light weight; Wide-angle focusing video camera camera lens adopts the design of Gaussian optical texture, has reduced physical dimension to the full extent, can satisfy aircraft requirement of finding a view in the short time when taking off and land.
3, this twin-lens airborne television forward view apparatus complete machine is installed in the unmanned plane front portion by the rubber damping device, and this kind version is modular, is convenient to the independent design and the assembling of each module.
Description of drawings
Fig. 1 is the utility model airborne portion structural representation;
Fig. 2 is the utility model camera lens layout and scheme of installation;
Fig. 3 flows to synoptic diagram for the single pole control data.
The drawing reference numeral explanation:
1-Zoom camera system, 11-Zoom camera camera lens, 2-wide-angle focusing video camera system, 21-wide-angle focusing video camera camera lens, the 3-supporting box, the 4-circuit control system, 5-fixedly mounts face.
Embodiment
But twin-lens airborne television forward view apparatus of the present invention is airborne twin-lens ground control design.In the system layout, two optical systems are integrated in the aluminium alloy system supporting box of an integral body, adopt the version that distributes up and down, and the Zoom camera system is installed in top, and wide-angle focusing video camera system is installed in the bottom, uses screw and shell secured in rigid manner respectively.Be that two cover camera optics camera lenses have matched two identical ccd image sensors simultaneously, divide two-path video to be connected with circuit control system.Control and telecommunication cable are connected with external cable by the supporting box sidewall switching back of integral body.The forward view apparatus complete machine is installed in the unmanned plane front portion by the rubber damping device, and this kind version is modular, is convenient to the independent design and the assembling of each module.And the horizontal level of the installed surface of this twin-lens airborne television forward view apparatus and unmanned plane design between two optical systems tightens up by screw, is beneficial to the uniform relatively of physical dimension and the relative installed surface of quality, reduces the influence of vibratory impulse to machine system.
Below in conjunction with accompanying drawing in detail the utility model is described in detail.
This twin-lens airborne television forward view apparatus mainly is made up of Zoom camera system, wide-angle focusing video camera system, circuit control system and single pole controller etc.Aircraft is 6000m when flight aloft, under infinite distance (theory) fine condition, from video image, can obviously tell day, boundary line, in order to the cruising flight of ground remote control aircraft; Airfield approach or take off, under the landing state, the wide-angle focusing video camera can obviously be seen sign on runway and the runway and near the buildings the runway, as the mark on " T " word cloth or the airfield runway etc.; Can lock airport or a certain fixed reference thing so that ground flying person's operating aircraft is marched into the arena or taken off, lands; Greater than 10km, aircraft can be told reference lines such as the mark (laterally 60m, vertically 66m) at runway, runway end place and runway centerline when long distance platform (apart from runway end 4000m place, flying height 871m) at atmospheric visibility; In low coverage platform (apart from runway end 1400m place, flying height 100m) distinguishable "T"-shaped sign and runway centerline basic details (the "T"-shaped 8m * 14m that is designated, live width 2m); This forward view apparatus can satisfy bear aircraft take off, the requirement of mal-condition such as vibration when landing, temperature.
The Zoom camera focal length is f=5mm～50mm continuous variable, and the requirement of finding a view at a distance can be satisfied in 30 ° * 22.5 ° of visual fields.During the shortest focal length 5mm of Zoom camera system, 62 ° of diagonal line visual fields, 51 ° of horizontal line visual fields.At long distance platform place, the mark imaging minimum at the end place when being adjusted into weak point Jiao on the runway, distinguishable; When focal length during greater than 9mm, runway center reference line imaging live width can clearly be differentiated at 2 more than the pixel.At low coverage platform place, when focal length during greater than 22.5mm, runway end " T " font sign imaging live width is at 3 more than the pixel, and is distinguishable.Zoom camera has structurally adopted mechanical compensation formula optical texture, has advantages such as compact conformation, volume be little, in light weight.The Zoom camera system by preceding fixedly group, become that doubly group, the fixing group of compensation group and back etc. are formed.During work, preceding fixing the group the infinite distance target imaging to becoming on the object plane of doubly organizing, and drive the precision optical machinery cam by direct current generator and drive and become doubly group and make linear mobile change system focal length, make a small amount of nonlinear moving by way of compensation for stablize image planes (comprise axially and radially both direction) by direct current generator drive compensation group simultaneously, back fixedly group becomes the picture of compensation group on the colored CCD target surface, and so just can reach is the purpose that zoom is stablized image planes again.As protection, all designed photoelectric limit switch at focusing gear and precision optical machinery cam both sides to the optical frames group.
Wide-angle focusing video camera camera lens adopts the design of Gaussian optical texture, has reduced physical dimension to the full extent, and its field angle (diagonal line) is 112 °, can satisfy aircraft requirement of finding a view in the short time when taking off and land; Because wide-angle focusing video camera Lens is less, generally be not more than 1: 6 with the size ratio of the camera lens of Zoom camera system.Certainly, according to concrete needs, also can change the wide-angle focusing video camera camera lens of big or reduced size.This wide-angle focusing video camera lens design is whole helicitic texture, during assembling and protect frame and be threaded and tighten, simultaneously CCD by screw with protect frame and be connected, cut spacer thickness and adjust the image planes sharpness by repairing, admittedly seal with silicon rubber after assembling is finished, integral body is connected with supporting box as a module.
Circuit control system mainly possesses the functions such as power supply, command reception, zoom control and vision signal switching of this device, the steering order and the peace that receive airborne flight control computer require this preceding viewing system of control to make corresponding actions, and vision signal is exported to TT﹠C system.After this TV forward view apparatus powered on, inner wide-angle focusing video camera system and Zoom camera system promptly started working, and this moment, acquiescence output focused vision signal; After receiving the video switch instruction, can continue to export the fixed-focus system vision signal, or switch output zoom system, pancreatic system vision signal; When output zoom system, pancreatic system vision signal, can further receive zoom and focusing Signal Regulation visual field.
In addition, this device design has control module, the ground controlling personnel can carry out the zoom of zoom lens and the video switch control of focusing control, zoom lens and wide-angle tight shot etc. by controllers such as rocking bars to this forward view apparatus on ground, satisfy the ground staff to the find a view requirement of aircraft in different distance, the flight of controlling aircraft for the operator provides visual and clear video reference.
The ground control device adopts the single pole controller, and input control signal comprises zoom, focuses the vision signal switching, the zoom control of Zoom camera and focusing control intuitively.The single pole control device is connected with ground control cabinet by the USB2.0 interface, and steering order is sent by control desk, and video data then shows output by control desk, and ground with the single pole control flow as shown in the figure.
This TV forward view apparatus is installed at color TV forward sight video camera in the outside sighting distance of fuselage, satisfy aircraft take off, what comes into a driver's requirement when landing and airflight, the video image that video camera is taken the photograph can be real-time transmitted to land station, provides what comes into a driver's reference intuitively for ground flying person carries out remote control distributor.The ground control personnel can control video camera as required simultaneously, comprise the focusing control of fixed/zoom switching, zoom control, image sharpness etc., and television image can be made background, prospect stack numerical information is formed virtual flat showing, and forms the visual system that a ground remote control is handled.
Claims (10)
1. but the twin-lens airborne television forward view apparatus of a ground control, it is characterized in that, mainly by Zoom camera system, wide-angle focusing video camera system, in order to realize that zoom control, vision signal are switched and the circuit control system and the ground control device of instruction transmission/reception are formed, two camera chains and circuit control system are integrated in the supporting box of an integral body, wherein the Zoom camera system is positioned at supporting box top, and wide-angle focusing video camera system is positioned at the supporting box bottom; Described Zoom camera system has adopted mechanical compensation formula optical texture, fixing group before comprising, becomes the doubly fixing group in group, compensation group and back, and described change is doubly organized to be connected to be driven to move with linearity by direct current generator with the precision optical machinery cam and changed the zoom system, pancreatic system focal length; The camera lens of described wide-angle focusing video camera system adopts the Gaussian optical texture, is wholely sealed admittedly and by protecting frame and described supporting box secured in rigid manner by silicon rubber; Described circuit control system is arranged at the below of Zoom camera system, the rear of wide-angle focusing video camera system; Two camera chains ccd image sensor separately is connected with circuit control system respectively.
2. but the twin-lens airborne television forward view apparatus of ground control according to claim 1 is characterized in that: the lens design of described wide-angle focusing video camera system is fixedlyed connected with the described frame screw thread that protects for whole external thread structure.
3. but the twin-lens airborne television forward view apparatus of ground control according to claim 2, it is characterized in that: the focusing gear that described change is doubly organized and the both sides of described precision optical machinery cam all are provided with photoelectric limit switch.
4. but the twin-lens airborne television forward view apparatus of ground control according to claim 3 is characterized in that: the focal length of described Zoom camera system is f=5mm～50mm continuous variable, 30 ° * 22.5 ° of visual fields; The field angle (diagonal line) of described wide-angle focusing video camera system is 112 °.
5. but the twin-lens airborne television forward view apparatus of ground control according to claim 4 is characterized in that: the size ratio of the camera lens of described wide-angle focusing video camera system and the camera lens of Zoom camera system is not more than 1: 6.
6. but the twin-lens airborne television forward view apparatus of ground control according to claim 5 is characterized in that: be provided with in order to adjust the pad of image planes sharpness between the camera lens installing frame of described wide-angle focusing video camera system and the ccd image sensor installation base plate.
But 7. the twin-lens airborne television forward view apparatus of ground control according to claim 6, it is characterized in that: described ground control device is the single pole controller, the single pole control device is connected with ground control cabinet by the USB2.0 interface.
8. but the twin-lens airborne television forward view apparatus of ground control according to claim 7 is characterized in that: in the described circuit control system in order to being after described supporting box sidewall switching, to be connected with the onboard external cable with cable that Ground Control is communicated by letter.
9. but the twin-lens airborne television forward view apparatus of ground control according to claim 7, it is characterized in that: described airborne television forward view apparatus complete machine is installed in the unmanned plane front portion by the rubber damping device, the horizontal level of its fixed installation face between two camera chains.
10. but the twin-lens airborne television forward view apparatus of ground control according to claim 7, it is characterized in that: described supporting box is the aluminium alloy cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206309730U CN201945780U (en) | 2010-11-29 | 2010-11-29 | Forward looking device of dual-lens airborne television capable of being controlled on ground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206309730U CN201945780U (en) | 2010-11-29 | 2010-11-29 | Forward looking device of dual-lens airborne television capable of being controlled on ground |
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| Publication Number | Publication Date |
|---|---|
| CN201945780U true CN201945780U (en) | 2011-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206309730U Expired - Fee Related CN201945780U (en) | 2010-11-29 | 2010-11-29 | Forward looking device of dual-lens airborne television capable of being controlled on ground |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017015959A1 (en) * | 2015-07-30 | 2017-02-02 | 深圳市大疆创新科技有限公司 | Method, control device and control system for controlling mobile device to photograph |
| CN107302670A (en) * | 2016-04-07 | 2017-10-27 | 宁波舜宇光电信息有限公司 | Split type array camera module and assemble method |
| CN110892321A (en) * | 2018-07-18 | 2020-03-17 | 深圳市大疆创新科技有限公司 | Image shooting method and unmanned aerial vehicle |
| CN111373744A (en) * | 2019-01-24 | 2020-07-03 | 深圳市大疆创新科技有限公司 | Image control method, device and movable platform |
-
2010
- 2010-11-29 CN CN2010206309730U patent/CN201945780U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017015959A1 (en) * | 2015-07-30 | 2017-02-02 | 深圳市大疆创新科技有限公司 | Method, control device and control system for controlling mobile device to photograph |
| US10809716B2 (en) | 2015-07-30 | 2020-10-20 | SZ DJI Technology Co., Ltd. | Method, apparatus, and system for remotely controlling an image capture operation of a movable device |
| US11924539B2 (en) | 2015-07-30 | 2024-03-05 | SZ DJI Technology Co., Ltd. | Method, control apparatus and control system for remotely controlling an image capture operation of movable device |
| CN107302670A (en) * | 2016-04-07 | 2017-10-27 | 宁波舜宇光电信息有限公司 | Split type array camera module and assemble method |
| CN110892321A (en) * | 2018-07-18 | 2020-03-17 | 深圳市大疆创新科技有限公司 | Image shooting method and unmanned aerial vehicle |
| CN110892321B (en) * | 2018-07-18 | 2021-09-03 | 深圳市大疆创新科技有限公司 | Image shooting method and unmanned aerial vehicle |
| CN111373744A (en) * | 2019-01-24 | 2020-07-03 | 深圳市大疆创新科技有限公司 | Image control method, device and movable platform |
| US11765454B2 (en) | 2019-01-24 | 2023-09-19 | SZ DJI Technology Co., Ltd. | Image control method and device, and mobile platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20110824 Termination date: 20161129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |