CN105093960A - Device for simulating aircraft to collect crop information - Google Patents
Device for simulating aircraft to collect crop information Download PDFInfo
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- CN105093960A CN105093960A CN201510344894.0A CN201510344894A CN105093960A CN 105093960 A CN105093960 A CN 105093960A CN 201510344894 A CN201510344894 A CN 201510344894A CN 105093960 A CN105093960 A CN 105093960A
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Abstract
The invention discloses a device for simulating an aircraft to collect crop information, comprising a translation track arranged above a collected object, a sliding seat moving along the translation track, a vibration seat installed in the sliding seat, wherein a limiting cavity is positioned inside the vibration seat, a shaking member arranged inside the limiting cavity, a locking device cooperating with the shaking member, a rotation member movably installed on the bottom of the shaking member, a swinging arm hinged on the bottom of the rotation member, and an information collector installed on the swinging arm. The device for simulating aircraft to collect crop information collects the needed information in an all-around manner in a flight environment approximating to the reality through simulating various postures of the unmanned aircrafts and the flight emergency, benefits the application of collection of real unmanned flight, and provides a experiment research platform for development of the unmanned aircraft information obtaining platform.
Description
Technical field
The present invention relates to the device that a kind of simulated flight device gathers Crop Information, belong to the technical field of agricultural aviation, multidate information acquisition, dynamic simulator system.
Background technology
Modern agricultural will carry out accurate operation according to the upgrowth situation of crops and growing environment situation, therefore gathers field crops information real-time and seems particularly crucial.Owing to having, operating efficiency is high, operation quality good, operation wide adaptability, operating cost are low and tackle the features such as burst fire-disaster ability is strong for agricultural aviation technology, and country is promote situation to the policy in agricultural aviation field at present, therefore, agricultural unmanned plane is suitable for as field information collecting platform very much.Therefore, develop the information acquisition equipment being applicable to unmanned plane and there is great prospect.
The environment aloft flown due to unmanned plane is different from ground, therefore, existing static state, hand-held and be not suitable for the information acquisition based on unmanned plane based on the information collecting device of field vehicle.If be directly installed on unmanned plane by information acquisition device and carry out field test, not only cost is higher, and easily occurs because unmanned plane accident causes the phenomenon of device damage.
Current China is comparatively tight to spatial domain control, and the flight of unmanned plane is by many restrictions.Therefore, research and development unmanned plane acquisition of information simulation system, the flight attitude of simulation unmanned plane under various emergency situations and rugged surroundings, utilize the information acquisition device of state of flight, set up the model such as data processing, image procossing, carry out algorithm optimization, and then satisfied research and development demand of equipping based on the information acquisition of unmanned plane, have a very big significance.
In prior art, publication number is that the patented claim of CN103954314A proposes a kind of unmanned plane low-altitude remote sensing analogue means, comprising: line slideway, is erected at the top of monitoring target; Suspension, is slidably matched with described line slideway; Haulage gear, for driving described suspension linearly guide rail movement; Three-dimensional The Cloud Terrace, hangs the below being located at described suspension; Information acquisition device, is arranged on described three-dimensional The Cloud Terrace.
Above-mentioned document realizes deflection by three-dimensional The Cloud Terrace, face upward bow, the motion in roll three directions, but the stability possessing various emergency case and flight in flight course is difficult to ensure, the vibration of application fan simulation multi-rotor aerocraft, vibration mode can only by the rotational speed regulation of fan, have some limitations, be difficult to realize real unmanned plane during flying attitude-simulating.
Summary of the invention
For overcoming the deficiencies in the prior art, the invention provides the device that a kind of simulated flight device gathers Crop Information, this device can simulate the various attitudes in unmanned plane during flying process, and the rugged surroundings of various burst, for the aerial multidate information of ground research collecting device provides comparatively close to the simulated data of true environment.
Concrete technical scheme of the present invention is as follows:
Simulated flight device gathers a device for Crop Information, comprising:
Be arranged on the translation track above collected object;
Along the sliding seat of translation orbital motion;
Be arranged on the vibrating seat in sliding seat, in vibrating seat, be provided with limit chamber;
Be placed in the rolling dynamic component in described limit chamber, with the locking device rocking part fits;
Be movably arranged on the rotary part rocking feature bottom;
Be hinged on the swing arm bottom rotary part, and be arranged on the information acquisition device in swing arm.
In the present invention, translation track installation is on hoistable platform or suspension.
Suspension comprises base and is arranged on the lifting guide mechanism on base, and translation track is arranged on the bottom of lifting guide mechanism.Lifting guide mechanism can be rigidity, such as screw-nut body, also can adopt flexible, such as rope hoist structure.The drive motor that each lifting guide mechanism is corresponding is arranged on base, can adopt wireless or wired control mode.Preferably wireless, and install corresponding wireless receiving module, being used for transmitting/receiving wireless starts or stops signal.
Lifting table comprises spaced apart two hydraulic elevator platforms, and translation rail bracket is located between two hydraulic elevator platforms.Hydraulic elevator platform drives translation track to rise or declines, lifting good stability, and band wireless receiving module, synchronous operation under the control of control desk, wireless receiving module is for receiving wireless lifting signal.
Translation track is used for activation bit collector linear running, and the rectilinear flight of model unmanned plane and acceleration and deceleration flight, comprise line slideway and the haulage gear being positioned at line slideway two ends, two haulage gears have the traction rope being connected to described sliding seat two ends.Haulage gear comprises traction rope and translation motor, also the mode of controlled in wireless is preferably adopted, two translation motors install wireless receiving module and arrangements for speed regulation, be fixed on the two ends of line slideway, arrangements for speed regulation are used for controlling point-to-point speed, and the electric motor starting received according to wireless receiving module, stopping and speed-regulating signal control.
Vibration in unmanned plane during flying process adopts vibrating motor to simulate, adjustable frequency and amplitude.Described vibrating seat is arranged in the installation cavity of sliding seat, and vibrating seat is equipped with vibrating motor, and the side of vibrating seat is provided with back up pad, is provided with buffer spring between the top and bottom of back up pad and installation cavity.
Freely movable rolling dynamic component is used for rocking in simulated flight process, and described rolling dynamic component has spherical bottom movable in limit chamber, and the top of spherical bottom is provided with the spacing preiection for limiting amplitude of fluctuation.In the process of rocking, shaking amplitude is in a certain range intervals, and keep shaking dynamic component and limit chamber inwall lubrication, spacing preiection and spherical bottom are structure as a whole, to limit shaking amplitude.
The below mounting rotating unit of rolling dynamic component and swing arm, when rotary part and swinging arm, for avoiding the motion of rolling dynamic component to both of rocking to have an impact, reply rolling dynamic component carries out locked.Described locking device is arranged on the top of limit chamber, and comprise the locking member that bottom is provided with spacing hole and the driver part driving described locking member to be elevated, the top of spacing preiection is stretched in described spacing hole.
Spacing preiection stretches in the spacing hole of locking member, limits amplitude of fluctuation on the one hand by spacing hole, is used on the other hand locking rolling dynamic component.Driver part preferably adopts cylinder class formation, and effect rolling dynamic component presses down, and presses the spherical bottom of rolling dynamic component, and then locking rolling dynamic component.
Wherein, the bottom of described rolling dynamic component is provided with the fixed bar stretched in rotary part, and described rotary part comprises the rotary seat around fixed bar activity.Be provided with drive motor in rotary seat, driven rotary seat is 360 degree of rotations arbitrarily in surface level.
Swing arm swings in the below of rotary part, when regulating swing arm, should control on the overall centre of gravity place direction of below rotation portion, and therefore, described device also comprises the regulating device controlling rotary part center of gravity.Regulating device comprises the adjuster bar be arranged on rotary part and the slide block be slidably matched along adjuster bar.Regulating device has gravity's center control device, by the position of mobile adjuster bar top shoe, adjustment rotary part and the center of gravity of following entirety, keep shaking dynamic component in the vertical direction in rock.
Compared with existing information acquisition device, advantage of the present invention is as follows:
(1) device of the present invention is a dynamic information acquisition research platform, and the information gathered obtains in collecting device dynamic operation, is convenient to the research of multidate information process;
(2) invention emulates the in-flight acceleration and deceleration of unmanned plane, rise and fall, rock, the multiple flight attitude such as vibration, more close to real flight environment of vehicle, the achievement in research based on this platform has more practical significance;
(3) the present invention not only can make information collecting device 360 degree of rotations arbitrarily in surface level, and it can be made to swing in vertical plane, and then gathers information needed more in all directions.
Accompanying drawing explanation
Fig. 1 is the structural representation that simulated flight device gathers the column device of Crop Information.
In figure: hydraulic elevator platform 1, hydraulic elevator platform 2, haulage gear 3, line slideway 4, translation track 5, sliding seat 6, vibrating seat 7, swing arm 8, information acquisition device 9, rotary part 10, fixed bar 11, buffer spring 12, vibrating motor 13, traction rope 14, haulage gear 15, control desk 16, locking device 17, regulating device 18, motor 19, slide block 20, adjuster bar 21, rolling dynamic component 22, locking member 23.
Fig. 2 be shake dynamic component and locking device coordinate schematic diagram.
Fig. 3 is the structural representation that simulated flight device gathers the mounted device of Crop Information.
In figure: suspension 24, lifting guide mechanism 25, lifting guide mechanism 26, lifting motor 27, base 28.
Embodiment
Column device as shown in Figure 1, comprises lifting table, and lifting table is provided with the translation track 5 be positioned at above acquisition target; Be suspended on the translation track 5 bottom suspension 1; Along the sliding seat 6 of translation track 5 movement; Be arranged on the vibrating seat 7 in sliding seat 6, in vibrating seat 7, be provided with limit chamber; Be placed in the rolling dynamic component 22 in limit chamber, the locking device 17 coordinated with rolling dynamic component 22; Be movably arranged on the rotary part 10 bottom rolling dynamic component 22; Be hinged on the swing arm 8 bottom rotary part 10, be arranged on the information acquisition device 9 in swing arm 8; And control desk 16.
Lifting table comprises and is arranged on ground hydraulic elevator platform 1 and hydraulic elevator platform 2, gathering correspondence is placed between two hydraulic elevator platforms, rise for driving translation track or decline, and be all with wireless receiving module, synchronous operation under the control of control desk 16, wireless receiving module is for receiving wireless lifting signal.
Translation track 5 is erected between hydraulic elevator platform 1 and hydraulic elevator platform 2, comprise line slideway 4 and the haulage gear 3 and the haulage gear 15 that are positioned at line slideway two ends, two haulage gears have the traction rope 14 being connected to sliding seat 6 two ends, the motor at the other end access translation track two ends of traction rope 14, motor is installed receive control desk 16 and send wireless startup, stopping and speed-regulating signal wireless receiving module, motor drives sliding seat 6 to move on line slideway 4 by traction rope 14, the rectilinear flight of simulation unmanned plane or acceleration and deceleration flight.
Be provided with the installation cavity of installing vibrating seat 7 in sliding seat 6, vibrating seat 7 is equipped with vibrating motor 13, side is provided with back up pad, is provided with buffer spring 12 between the top and bottom of back up pad and installation cavity.Vibrating motor 13 for simulating the vibration in unmanned plane during flying process, and adopts controlled in wireless mode, controls vibration frequency and the amplitude of motor.Buffer spring 12 withstands back up pad from upper and lower both direction, for vibrating seat 7 provides cushion effect, keeps stable amplitude.
In the present embodiment, adopt YZO-1.5-2 type vibrating motor, vibration frequency is regulated by the governing system of control desk 16, by adjusting the angle step-less adjustment exciting force of eccentric block and then regulating vibration frequency.
The dynamic component 22 that shakes is arranged in the limit chamber bottom vibrating seat 7, is used for rocking in simulated flight process.The dynamic component 22 that shakes has smooth spherical bottom, coordinates with smooth limit chamber inwall.Spherical bottom has the spacing preiection of cone shape.The locking device 17 coordinated with rolling dynamic component 22 is installed at limit chamber top, it comprises liftable locking member 23, bottom surface offers spacing hole, the spacing preiection of rolling dynamic component 22 stretches in spacing hole, by the cooperation of spacing preiection and spacing hole, the scope of rocking of spacing preiection is limited in spacing hole, thus the shaking amplitude of rolling dynamic component 22 is controlled, meet more real flight environment of vehicle.
Vibrating motor 13 starts or closes under the control of control desk, and the vibrational energy of generation is passed to vibrating seat 6, with the aloft vibration of this simulated aircraft after buffer spring 12 cushions.The Free Slosh parts be simultaneously connected with vibrating seat rock thereupon, the state further during simulation unmanned plane during flying.
The below of rolling dynamic component 22 is also provided with movable rotary part 10 and swing arm 8, when rotary part 10 and swing arm 8 action, answers locked rolling dynamic component 22, avoids the motion of rolling dynamic component 22 to both of completely freely activity to have an impact.Therefore, liftable locking member 23 is also for carrying out locked to rolling dynamic component 22, and driving mechanism (such as cylinder) promotes locking member 23 and presses down, as shown in Figure 2, the end of spacing hole, along the spherical bottom of locking rolling dynamic component 22, realizes the locking of rolling dynamic component 22.
In another embodiment, the dynamic component 22 that shakes is spherical, and have the bellmouth of coarse inwall bottom locking member 23, after locking member 23 presses down, spherical rolling dynamic component 22 enters in bellmouth, locked rolling dynamic component.
The bottom of rolling dynamic component 22 is provided with the fixed bar 11 stretched in rotary part 10, and rotary part 10 comprises the rotary seat horizontally rotated around fixed bar 11.In rotary seat, drive motor being installed, and supporting wireless receiving module, for receiving the electric motor starting or stop signal that control desk 16 sends, controlling rotary seat 360 degree rotations arbitrarily in surface level, the rotation in simulated flight process.
Swing arm 8 is arranged on the below of rotary part 10, one end is hinged on the bottom of rotary part 10, and the motor 19 of junction mounting strap wireless receiving module, be used for driving swing arm to swing, the startup that wireless receiving module sends according to control desk 16, stop signal, control to vacillate now to the left, now to the right in swing arm 8 perpendicular residing for it.When control action is carried out in swing arm 8, the overall center of gravity that should control rotation portion less than 10 keeps in vertical direction, rotary part 10 is provided with the regulating device 18 controlling center of gravity, comprises the adjuster bar 21 be arranged on rotary part 10 and the slide block 20 be slidably matched along adjuster bar 21.Regulating device 18 has gravity's center control device, if gravity's center control device senses centre-of gravity shift, slide block 20 slides along adjuster bar 21 under motor effect, adjustment rotary part 10 and following overall center of gravity, make rolling dynamic component in the vertical direction in rock.
The rotary part 10 horizontally rotated and swing arm control information collector 9 such as imager can not only fill in the horizontal direction in 360 degree of choosings, and can swing in perpendicular, add the shooting angle of imager, improve the richness of obtaining information.
Information acquisition device 9 needs according to research can be the imaging device such as hyperspectral imager of RGB camera, infrared thermography, multichannel CCD imager, continuously wave band, and information acquisition device 9 is with storage card in order to store collection spectrum or image information.
Control desk 16 is the control center of whole device, formulates the service data of each motor, and is provided with wireless signal transmitting module, starts or stops signal, controls each parts and run, the attitude of simulation unmanned plane during flying for sending to the motor being equipped with wireless receiving module.
Mounted device as shown in Figure 3, lifting table in column device is replaced with suspension, suspension 24 is arranged on indoor ceiling or is placed on corresponding support, and suspension 24 comprises fixing base 28 and the lifting guide mechanism 25 be arranged on base 28 and lifting guide mechanism 26.Lifting guide mechanism is elevated for controlling translation track 5, the height of adjustment information collector 9, the flying height of simulation unmanned plane.Lifting guide mechanism is two groups, all adopts screw-nut body, and lifting motor and lifting motor 27 are fixed on base 28 or ceiling, is equipped with wireless receiving module, for receiving the electric motor starting or stop signal that control desk 16 sends.Motor, according to signal drive nut partial turn, drives screw part to move up and down, the height of adjustment translation track 5.
The acceleration and deceleration that the present embodiment realizes information acquisition device horizontal direction by cordless communication network (communication modes of frequency modulation AM) are moved, VTOL (vertical take off and landing), horizontally rotate, waving in perpendicular, and with vibrating function, not only make information collecting device comprehensive acquisition plant growth information, and the working condition of information acquisition device under unmanned plane during flying state can be simulated, be convenient to set up data processing, the models such as image procossing and optimized algorithm, be beneficial to the application of true unmanned plane information acquisition, for the Study and Development of agricultural unmanned plane information acquisition platform provides experimental study platform.
The present invention has the advantage of the following aspects:
1, the present invention's vibrating motor simulates the vibration of agricultural aircraft, and vibration frequency and amplitude all can regulate separately, and vibration mode is more various;
2, the present invention adds rolling dynamic component, can analog information harvester working condition in a free state, and the agricultural aircraft flight situation that the present invention is simulated is more close to truth;
3, the present invention has the locking device coordinating rolling dynamic component, is convenient to the adjustment carrying out information collecting device attitude;
4, the present invention achieves the omnibearing information collection function of information collecting device by rotary part and swing arm two parts;
5, the present invention adds gravity adjusting device, makes the center of gravity of rotary part and shakes dynamic component and remain on same vertical curve, avoids the injury that mechanical stress that centre-of gravity shift causes causes device.
Claims (8)
1. simulated flight device gathers a device for Crop Information, it is characterized in that, comprising:
Be arranged on the translation track above collected object;
Along the sliding seat of translation orbital motion;
Be arranged on the vibrating seat in sliding seat, in vibrating seat, be provided with limit chamber;
Be placed in the rolling dynamic component in described limit chamber, with the locking device rocking part fits;
Be movably arranged on the rotary part rocking feature bottom;
Be hinged on the swing arm bottom rotary part, and be arranged on the information acquisition device in swing arm.
2. simulated flight device as claimed in claim 1 gathers the device of Crop Information, it is characterized in that, described translation track comprises line slideway and is positioned at the haulage gear at line slideway two ends, and two haulage gears have the traction rope being connected to described sliding seat two ends.
3. simulated flight device as claimed in claim 1 gathers the device of Crop Information, it is characterized in that, described vibrating seat is arranged in the installation cavity of sliding seat, and vibrating seat is equipped with vibrating motor, the side of vibrating seat is provided with back up pad, is provided with buffer spring between the top and bottom of back up pad and installation cavity.
4. the simulated flight device as described in claim 1 or 3 gathers the device of Crop Information, and it is characterized in that, described rolling dynamic component has the spherical bottom of rocking in limit chamber, and the end face of spherical bottom is provided with the spacing preiection for limiting amplitude of fluctuation.
5. simulated flight device as claimed in claim 4 gathers the device of Crop Information, it is characterized in that, described locking device is arranged on the top of limit chamber, comprise the locking member that bottom is provided with spacing hole and the driver part driving described locking member to be elevated, the top of spacing preiection is stretched in described spacing hole.
6. simulated flight device as claimed in claim 1 gathers the device of Crop Information, it is characterized in that, the bottom of described rolling dynamic component is provided with the fixed bar stretched in rotary part, and described rotary part comprises the rotary seat around fixed bar activity, and drives the motor of described rotary seat.
7. simulated flight device as claimed in claim 6 gathers the device of Crop Information, it is characterized in that, described device also comprises the regulating device controlling rotary part center of gravity.
8. simulated flight device as claimed in claim 7 gathers the device of Crop Information, and it is characterized in that, described regulating device comprises the adjuster bar be arranged on rotary part and the slide block be slidably matched along adjuster bar.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510344894.0A CN105093960B (en) | 2015-06-18 | 2015-06-18 | A kind of simulated flight device gathers the device of Crop Information |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510344894.0A CN105093960B (en) | 2015-06-18 | 2015-06-18 | A kind of simulated flight device gathers the device of Crop Information |
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| CN105093960A true CN105093960A (en) | 2015-11-25 |
| CN105093960B CN105093960B (en) | 2017-08-15 |
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| CN111089739A (en) * | 2018-10-23 | 2020-05-01 | 深圳市达韵机电科技有限公司 | Ground test method and equipment for writing function of space pen |
| CN112340041A (en) * | 2020-09-18 | 2021-02-09 | 厦门大学 | Grain sampling and mounting device based on unmanned aerial vehicle |
| US11275389B2 (en) | 2016-08-17 | 2022-03-15 | SZ DJI Technology Co., Ltd. | Systems and methods for operating unmanned aerial vehicles |
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