CN208470136U - A kind of plant protection unmanned aerial vehicle simulation spray test device - Google Patents
A kind of plant protection unmanned aerial vehicle simulation spray test device Download PDFInfo
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- CN208470136U CN208470136U CN201820739056.2U CN201820739056U CN208470136U CN 208470136 U CN208470136 U CN 208470136U CN 201820739056 U CN201820739056 U CN 201820739056U CN 208470136 U CN208470136 U CN 208470136U
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Abstract
The utility model discloses a kind of plant protection unmanned aerial vehicles to simulate spray test device, including the test tracks frame being made of two guiding rail mechanisms, test tracks frame is equipped with walking mechanism, elevating mechanism is hung in the bottom surface of walking mechanism, wabbler mechanism has been hung in the bottom surface of elevating mechanism, and the bottom surface of wabbler mechanism is equipped with rotating mechanism；Unmanned aerial vehicle is lifted on the lower section of rotating mechanism, is equipped with humidifier on unmanned aerial vehicle；Test tracks frame is equipped with the simulation of wind device for simulating extraneous true wind field environment, and simulation of wind device includes two crosswind blowers and multiple beam wind blowers；The water sensitive paper of the pesticide droplet deposition distribution situation for obtaining sprinkling is laid on ground in test tracks frame, the outside of test tracks frame is laid with the testing jig for measuring pesticide droplet drift situation.The utility model can reproduce various experimental conditions, guarantee that test every time has controllability, test result is repeatable, and the sprinkling foundation of science can be provided for the pesticide spraying under true environment.
Description
Technical field
The utility model relates to the test device of plant protection unmanned aerial vehicle, especially a kind of plant protection unmanned aerial vehicle simulation is spraying to be surveyed
Trial assembly is set.
Background technique
Plant protection unmanned aerial vehicle has many advantages, such as efficient, quick and adapts to different terrain as a kind of advanced application equipment.
For unmanned aerial vehicle when carrying out flight application, flying speed, flying height, rotor are away from, unmanned aerial vehicle body (sprinkling system)
Gradient and extraneous wind speed etc. can all influence the quality of application.Now in the art in order to obtain in different height, speed, incline
Best application data under gradient and wind speed, unmanned aerial vehicle need to carry out the flight test under a variety of environment.But in reality, by
In the uncertainty of extraneous experimental condition, test result can frequently result in nonrepeatability, therefore be difficult to obtain real
Best application result.
Summary of the invention
Technical problem to be solved in the utility model is to be directed to above-mentioned state of the art, and providing can be by quantitatively adjusting
The flying height of unmanned aerial vehicle, flying speed, rotor are saved away from the test bars such as, unmanned aerial vehicle body tilt angle and extraneous wind speed
It is controllable to guarantee that test every time has for part, and a kind of repeatable plant protection unmanned aerial vehicle of test result simulates spray test device.
Technical solution adopted by the utility model to solve the above technical problems is as follows:
A kind of plant protection unmanned aerial vehicle simulation spray test device, including the survey being made of two parallel guiding rail mechanisms
Track frame is tried, test tracks frame, which is equipped with, realizes unmanned aerial vehicle not for driving unmanned aerial vehicle to be oriented to walking along the test tracks frame
With the walking mechanism of speed flight simulation, the bottom center of the walking mechanism is lifted with for driving unmanned aerial vehicle to move up and down reality
The elevating mechanism of existing unmanned aerial vehicle flight simulation under different height, the bottom surface of elevating mechanism is lifted with for driving unmanned aerial vehicle
The wabbler mechanism for realizing that flight simulation is waved in unmanned aerial vehicle inclination is waved, the bottom surface of wabbler mechanism is equipped with for driving nobody to fly
The rotor of machine realizes rotor revolving speed and rotor away from the rotating mechanism for adjusting simulation；Unmanned aerial vehicle is lifted under rotating mechanism
It is square, the humidifier for spraying insecticide is installed on the undercarriage of the unmanned aerial vehicle；Test tracks frame is equipped for simulating
The simulation of wind device of extraneous true wind field environment, simulation of wind device include two for simulating the crosswind blower of different crosswind
With multiple for simulating the beam wind blower of different beam wind；It is laid on ground in test tracks frame and exists for obtaining unmanned aerial vehicle
Different flying speeds, height, gradient, rotor are away from the water with the pesticide droplet deposition distribution situation sprayed under wind speed environments
Quick paper, the outside of test tracks frame are laid with the testing jig for measuring pesticide droplet drift situation.
To optimize above-mentioned technical proposal, the concrete measure taken further include:
Above-mentioned guiding rail mechanism is by that can make walking mechanism in the upper linear guide for rolling walking and be used to support this directly
More root posts of line guide rail form；More root posts are arranged successively at equal intervals, and linear guide is fixedly mounted on the top of column；Straight line
The both ends of guide rail are mounted on the anticollison block for preventing walking mechanism from derailing, and are mounted on use near each anticollison block
In the limit switch for limiting walking mechanism range.
Above-mentioned walking mechanism includes the walker and use that walking can be rolled in the linear guide of two guiding rail mechanisms
In the travel driving unit for driving walker walking；Walker includes the crossbeam being erected between two guiding rail mechanisms, crossbeam
On tripod for improving crossbeam mechanical strength is installed, and the both ends of the crossbeam through shaft be equipped with at respective end
The idler wheel of the linear guide rolling support cooperation of guiding rail mechanism；Travel driving unit includes the row being fixedly mounted on crossbeam
Walk driving motor and the gear set for the driving force of travel driving motor to be passed to idler wheel.
Above-mentioned elevating mechanism is hydraulic cylinder, and the cylinder body upper end of hydraulic cylinder is welded with cylinder body fixed plate, and cylinder body fixed plate is solid
Dingan County is mounted in the bottom center of crossbeam；The piston rod front end of hydraulic cylinder is equipped with discoidal piston rod connecting plate.
The unit guide rail group and a flexural pivot connecting plate that above-mentioned wabbler mechanism is arranged by four circumferential directions at a distance of 90 degree form；
Unit guide rail group is made of guide rail fixed plate, longitudinal rail, sliding block and guide rod；Guide rail fixed plate is vertically mounted on piston rod connection
On the lower face of plate, longitudinal rail is fixedly mounted in guide rail fixed plate, and sliding block is slidably arranged on longitudinal rail, and guide rod is solid
Dingan County is on sliding block；Flexural pivot connecting plate and the guide rod of each unit guide rail group pass through universal spherical joint phase hinge；Longitudinal rail
Top is equipped with rotation driving sliding block and drives flexural pivot connecting plate to tilt the swing motor waved by guide rod.
Above-mentioned rotating mechanism includes the hydraulic motor being fixedly mounted on the lower face of flexural pivot connecting plate and hydraulic with this
Motor is connected the rotary shaft driven by hydraulic motor for driving the rotor wing rotation of unmanned aerial vehicle；There are two rotations for unmanned aerial vehicle tool
The wing；On the circumferential surface of rotary shaft at a distance of 180 degree installation there are two for rotate adjust rotor away from pitch adjusting motor, two rotors
It is corresponding to be mounted on corresponding pitch adjusting motor.
The brush attachment panel of circular ring shape is fixedly installed on above-mentioned hydraulic motor, suit is fixed with rotation in rotary shaft
Plate is coated with the conductive sheet of annular on swivel plate, and the brush pole with conductive sheet sliding electrical contact, pitch are equipped on brush attachment panel
Motor is adjusted to be electrically connected through conducting rod with the conductive sheet on swivel plate.
Fitting machine for being connected with the rotation lifting of the rotary shaft of rotating mechanism is installed at the top of above-mentioned unmanned aerial vehicle
Structure, installing mechanism include that can be mounted on the unmanned aerial vehicle mounting plate being fixedly linked at the top of unmanned aerial vehicle and four at a distance of 90 degree
Unmanned aerial vehicle connecting plate on unmanned aerial vehicle mounting plate and the bearing block being fixedly connected on unmanned aerial vehicle connecting plate；Bearing block
In be co-axially mounted there are two thrust bearing, the Internal hole positioning of the lower end of rotary shaft and two thrust bearings, which is worn, to be mutually equipped with, and this
The lower end of rotary shaft is equipped with locking nut；The clip for preventing thrust bearing or more vibration is installed in bearing block.
Above-mentioned humidifier includes spray boom and the centrifugal sprinkler that is mounted on spray boom；It is equipped on spray boom soft by spraying
Pipe, one end of spraying hose are connected with the medicine-chest for storing pesticide, the other end and the centrifugal sprinkler phase of the spraying hose
Connection, spray boom are equipped with the showerhead electrode for rotating the sprinkling flow and mist droplet particle size that change centrifugal sprinkler.
One in two crosswind blowers is mounted on the front end of test tracks frame, another installation in two crosswind blowers
In the rear end of test tracks frame；Multiple beam wind blowers are symmetrically mounted on the two sides of test tracks frame, and are located at same
It is to be arranged between the beam wind blower of side at equal intervals；Intelligent controlling device is installed in test tracks frame, intelligent controlling device respectively with
Travel driving motor, hydraulic cylinder, swing motor, hydraulic motor, pitch adjust motor, limit switch and showerhead electrode and control signal
It is connected.
Compared with prior art, the utility model has the advantages that:
The test tracks frame of the utility model is frame structure, and test tracks frame blocks i.e. without other devices without screening up and down
Block material, therefore true flow field can be simulated.Unmanned aerial vehicle is in test tracks frame, above rotor and rotor lower section and unmanned aerial vehicle
True handling situations are consistent.
Flight attitude in the unmanned aerial vehicle of field test under different flying conditions in advance passes through control device control four
The different trips of the sliding block of a unit guide rail group are able to achieve unmanned aerial vehicle and rotor Integral rocking, reach real simulation flight shape
State.
For unmanned aerial vehicle in different flying speeds, pitch is different, this test device passes through the flying speed measured in advance
Corresponding pitch reaches true flow field situation to realize the change of pitch；
The utility model can the flow according to corresponding to different flying speeds, changed in real time by control device centrifugal
The rotation speed of spray head realizes the sprinkling of pesticide difference mist droplet particle size.
Detailed description of the invention
Fig. 1 is the main view of the utility model；
Fig. 2 is the side view of the utility model；
Fig. 3 is the assembling structure schematic diagram of the utility model walking mechanism；
Fig. 4 is the elevating mechanism of the utility model and the assembling structure schematic diagram of wabbler mechanism；
Fig. 5 is the structural schematic diagram of the utility model rotating mechanism；
Fig. 6 is the structural schematic diagram of the utility model installing mechanism；
Fig. 7 is the unmanned aerial vehicle assembling structure schematic diagram that the utility model is equipped with humidifier.
Specific embodiment
The embodiments of the present invention are described in further detail below in conjunction with attached drawing.
Appended drawing reference therein are as follows: unmanned aerial vehicle A, rotor A1, undercarriage A2, unmanned aerial vehicle mounting plate A3, unmanned aerial vehicle
Connecting plate A4, it bearing block A5, thrust bearing A6, clip A7, test tracks frame 100, guiding rail mechanism 1, linear guide 11, stands
Column 12, anticollison block 13, limit switch 14, walking mechanism 2, crossbeam 21, tripod 22, shaft 23, idler wheel 24, gear set 25, row
Walk driving motor 26, elevating mechanism 3, cylinder body 31, piston rod 32, cylinder body fixed plate 33, piston rod connecting plate 34, wabbler mechanism 4,
Guide rail fixed plate 41, longitudinal rail 42, sliding block 43, guide rod 44, universal spherical joint 45, flexural pivot connecting plate 46, swing motor 47, rotation
Mechanism 5, hydraulic motor 51, rotary shaft 52, pitch adjust motor 53, brush attachment panel 54, swivel plate 55, brush pole 56, conduction
Bar 57, locking nut 58, humidifier 6, spray boom 61, centrifugal sprinkler 62, medicine-chest 63, crosswind blower 7, beam wind blower 8, intelligence
Control device 9.
Fig. 1 to Fig. 7 is the structural schematic diagram of the utility model.As shown, a kind of plant protection of the utility model nobody fly
Machine simulates spray test device, including parallel two guiding rail mechanisms 1 in left and right settings, two guiding rail mechanisms 1
Constitute the test tracks frame 100 for unmanned aerial vehicle A simulation spray test.In order to enable unmanned aerial vehicle A simulated flight, survey
It tries track frame 100 and is equipped with walking mechanism 2, the left and right sides of walking mechanism 2 and the linear guide of 100 corresponding side of test tracks frame
1 rolling support of mechanism matches, and walking mechanism 2 is enabled to drive unmanned aerial vehicle A along the guiding of test tracks frame 100 to need
The speed of test is walked, to realize that unmanned aerial vehicle A carries out the flight simulation test of pesticide spraying under different flying speeds.
The utility model is lifted with elevating mechanism 3 in the bottom center of walking mechanism 2, and elevating mechanism 3 can be by stretching up and down
Contracting drives unmanned aerial vehicle A to move up and down, to change height locating for unmanned aerial vehicle A, to realize unmanned aerial vehicle A in different height
Lower flight simulation.Walking mechanism 2 and elevating mechanism 3 can make unmanned aerial vehicle A carry out pesticide spraying under different speed and height
Flight simulation test.
In order to enable this spray test device preferably to reproduce the swing situation of the unmanned aerial vehicle A under true environment, this reality
Realize that flight is waved in unmanned aerial vehicle A inclination for driving unmanned aerial vehicle A to wave with novel be also lifted in the bottom surface of elevating mechanism 3
The wabbler mechanism 4 of simulation, the bottom surface of wabbler mechanism 4 be equipped with for drive unmanned aerial vehicle A rotor A1 realize rotor revolving speed and
Rotor is away from the rotating mechanism 5 for adjusting simulation.The utility model can realize unmanned aerial vehicle A's and rotor A1 using wabbler mechanism 4
Integral rocking；The rotation speed of rotor A1 and the pitch of rotor A1 can be changed using rotating mechanism.
The unmanned aerial vehicle A of the utility model is lifted on the lower section of rotating mechanism 5, pacifies on the undercarriage A2 of unmanned aerial vehicle A
Equipped with the humidifier 6 for spraying insecticide；Since the unmanned aerial vehicle A of the utility model is simulation test aircraft, nobody
The rotor A1 needs of aircraft A are driven by the rotating mechanism 5 of top.
Extraneous true wind field environment is simulated in order to enable to test environment, the test tracks frame 100 of the utility model is arranged
There is a simulation of wind device, simulation of wind device includes two crosswind blowers 7 for simulating different crosswind and multiple for simulating
The beam wind blower 8 of different beam wind.
In order to can accurately obtain unmanned aerial vehicle A different flying speeds, height, gradient, rotor revolving speed, rotor away from
With the deposition distribution situation of the pesticide droplet sprayed under wind speed environments, ground of the utility model in test tracks frame 100
On be laid with water sensitive paper.In order to reach real simulation field situation, the utility model can also be on the ground in test tracks frame 100
It is located at below water sensitive paper on face and is equipped with different coarse cells.The outside of test tracks frame 100 is also laid with for measuring
The testing jig of pesticide droplet drift situation.
The utility model can reproduce various experimental enviroment conditions, guarantee that test has controllability every time, test result can weigh
It is multiple, the sprinkling foundation of science can be provided for the pesticide spraying under true environment.
In embodiment, as shown in Fig. 2, guiding rail mechanism 1 is by that can make walking mechanism 2 in the upper linear guide for rolling walking
11 form with the more root posts 12 for being used to support the linear guide 11；More root posts 12 are arranged successively at equal intervals, linear guide 11
It is fixed to set up the top for being mounted on column 12；The both ends of linear guide 11 are mounted on anti-for preventing walking mechanism 2 from derailing
Collision block 13, anticollison block 13 can force walking mechanism 2 to walk on.It is located near anticollison block 13 in linear guide 11 and is fitted with
For limiting the limit switch 14 of 2 range of walking mechanism.
In embodiment, as shown in figures 1 and 3, walking mechanism 2 includes can be in the linear guide 11 of two guiding rail mechanisms 1
The upper walker for rolling walking and the travel driving unit for driving the walker to walk；Walker includes being erected at two straight lines
Crossbeam 21 between guide rail mechanism 1 is equipped with the tripod 22 for improving 21 mechanical strength of crossbeam, and the crossbeam on crossbeam 21
21 both ends are mounted on shaft 23, and idler wheel 24, linear guide machine at idler wheel 24 and respective end are rotatably mounted in shaft 23
The rolling of linear guide 11 of structure 1 matches.Walker can be walked in linear guide 11 using the idler wheel 24 of both ends installation.
The walking power of walker comes from travel driving unit, and travel driving unit includes travel driving motor 26 and gear
Group 25, travel driving motor 26 is fixedly mounted on crossbeam 21.Gear set 25 is at least by a driving gear being meshed and one
A driven gear composition, driven gear are fixed on idler wheel 24, and driving gear is mounted in the drive shaft of travel driving motor 26.Row
Driving gear when driving motor 26 rotates in drive gear set 25 is walked, the driven gear in gear set 25 is by travel driving motor
26 driving force passes to idler wheel 24, so that walker be made to walk.
In embodiment, as shown in figure 4, elevating mechanism 3 is hydraulic cylinder, 31 upper end of cylinder body of hydraulic cylinder is welded with cylinder body and fixes
Plate 33, hydraulic cylinder are fixedly mounted on the bottom center of crossbeam 21 by cylinder body fixed plate 33；Pacify 32 front end of piston rod of hydraulic cylinder
Equipped with discoidal piston rod connecting plate 34.
In embodiment, the wabbler mechanism 4 of the utility model is by four circumferential directions at a distance of the unit guide rail group and one of 90 degree of settings
A flexural pivot connecting plate 46 forms；Unit guide rail group is made of guide rail fixed plate 41, longitudinal rail 42, sliding block 43 and guide rod 44；It leads
Rail fixed plate 41 is vertically mounted on the lower face of piston rod connecting plate 34, and longitudinal rail 42 is fixedly mounted on guide rail fixed plate 41
On, the sliding block 43 is slidably arranged on longitudinal rail 42, and the guide rod 44 is fixedly mounted on sliding block 43；Described
Flexural pivot connecting plate 46 and the guide rod 44 of each unit guide rail group pass through 45 phase hinge of universal spherical joint；It installs on the top of longitudinal rail 42
There is rotation driving sliding block 43 to drive flexural pivot connecting plate 46 to tilt the swing motor 47 waved by guide rod 44.Each unit guide rail group
Have a swing motor 47, four swing motors 47 are mutually indepedent, four swing motors 47 by mutual positive and negative rotation not
With and rotation time speed it is different, it is different to make the swing angle of flexural pivot connecting plate 46 and direction, thus complete unmanned aerial vehicle A and
The Integral rocking of rotor A1.
In embodiment, rotating mechanism 5 includes 51 He of hydraulic motor being fixedly mounted on the lower face of flexural pivot connecting plate 46
Be connected the rotary shaft 52 driven by hydraulic motor 51 for driving the rotor A1 of unmanned aerial vehicle A to rotate with the hydraulic motor 51；
There are two rotor A1 for unmanned aerial vehicle A tool；At a distance of 180 degree installation, there are two adjust rotor A1 for rotating on the circumferential surface of rotary shaft 52
The pitch of pitch adjusts motor 53, and two rotor A1 are corresponding to be mounted on corresponding pitch adjusting motor 53.
In order to guarantee that pitch adjusts the power supply supply of motor 53, the brush that circular ring shape is fixedly installed on hydraulic motor 51 is solid
Fixed board 54, suit is fixed with swivel plate 55 in rotary shaft 52, is coated with the conductive sheet of annular on swivel plate 55, on brush attachment panel 54
Brush pole 56 with conductive sheet sliding electrical contact is installed, pitch adjusts motor 53 through the conduction on conducting rod 57 and swivel plate 55
Piece electrical connection.
The utility model drives swivel plate 55, two when hydraulic motor 51 drives rotary shaft 52 to rotate, through rotary shaft 52
Pitch adjusts motor 53, two rotor A1 and conducting rod 57 and rotates, and brush pole 56 can roll on the conductive sheet of annular at this time,
Guarantee that two pitches adjust the electric current reliable delivery of motor 53.The utility model can be controlled by the revolving speed of hydraulic motor 51 simultaneously
The revolving speed of rotor A1；The pitch that motor 53 controls rotor A1 is adjusted by pitch.
In embodiment, it is equipped at the top of unmanned aerial vehicle A for rotating what lifting was connected with the rotary shaft 52 of rotating mechanism 5
Installing mechanism, installing mechanism includes can be with the unmanned aerial vehicle mounting plate A3 being fixedly linked at the top of unmanned aerial vehicle A and four apart
90 degree of unmanned aerial vehicle connecting plate A4 being mounted on unmanned aerial vehicle mounting plate A3 and it is fixedly connected on unmanned aerial vehicle connecting plate A4
On bearing block A5；Thrust bearing A6 there are two being co-axially mounted in bearing block A5, the lower end of rotary shaft 52 and two thrust bearing A6
Internal hole positioning wear and be mutually equipped with, and the lower end of the rotary shaft 52 is equipped with locking nut 58；It is installed in bearing block A5 anti-
The only clip A7 of thrust bearing A6 or more vibration.
The utility model is reached the different rotor revolving speeds of simulation unmanned aerial vehicle A, is obtained by the revolving speed of control hydraulic motor 51
It is different under wash wind field；The revolving speed that motor 53 is adjusted by control pitch, obtains different pitches, obtains under same rotor revolving speed
It is different under wash wind field.
Humidifier 6 includes spray boom 61 and the centrifugal sprinkler 62 being mounted on spray boom 61；It is equipped on spray boom 61 spraying
Hose, one end of spraying hose are connected with the medicine-chest 63 for storing pesticide, the other end of the spraying hose and centrifugal spray
First 62 are connected, and spray boom 61 is equipped with the spray head electricity for rotating the sprinkling flow and mist droplet particle size that change centrifugal sprinkler 62
Machine.
One in two crosswind blowers 7 is mounted on the front end of test tracks frame 100, another in two crosswind blowers 7
A rear end for being mounted on test tracks frame 100；Multiple beam wind blowers 8 are symmetrically mounted on the two sides of test tracks frame 100,
And it is located between the beam wind blower 8 of the same side to be arranged at equal intervals；Intelligent controlling device 9, institute are installed in test tracks frame 100
The intelligent controlling device 9 stated adjusts electricity with travel driving motor 26, hydraulic cylinder, swing motor 47, hydraulic motor 51, pitch respectively
Machine 53, limit switch 14 are connected with showerhead electrode control signal.The inside of intelligent controlling device 9 of the present invention contains in advance in field
Between unmanned aerial vehicle A pitch number corresponding to the flight attitude data under different flying conditions, different flying speeds for measuring
According to pesticide spraying data on flows corresponding to different flying speeds；The flight attitude of the intelligent controlling device 9 according to setting
Data control the different trips of the sliding block 43 of four unit guide rail groups, realize unmanned aerial vehicle A and rotor A1 Integral rocking, reach true
Real simulated flight state；Pitch data corresponding to the different flying speeds of the intelligent controlling device 9 according to setting, control away from
Motor 53 is adjusted to realize the change of pitch, reaches true flow field situation；Corresponding to different flying speeds according to setting
Pesticide spraying data on flows, control showerhead electrode changes the rotation speed of centrifugal sprinkler 62 in real time, realizes pesticide difference mist
Drip the sprinkling of partial size.
Above are merely preferred embodiments of the utility model, the protection scope of the utility model is not limited merely to above-mentioned
Embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.
Claims (10)
1. a kind of plant protection unmanned aerial vehicle simulates spray test device, including what is be made of two parallel guiding rail mechanisms (1)
Test tracks frame (100), it is characterized in that: the test tracks frame (100) is equipped with for driving unmanned aerial vehicle (A) along the survey
Try the walking mechanism (2) that unmanned aerial vehicle (A) friction speed flight simulation is realized in the walking of track frame (100) guiding, the walking mechanism
(2) bottom center, which is lifted with, realizes that unmanned aerial vehicle (A) flies under different height for driving unmanned aerial vehicle (A) to move up and down
The elevating mechanism (3) of simulation, the bottom surface of the elevating mechanism (3) are lifted with for driving unmanned aerial vehicle (A) to wave realization nothing
People's aircraft (A) tilts the wabbler mechanism (4) for waving flight simulation, and the bottom surface of the wabbler mechanism (4) is equipped with for driving
The rotor (A1) of unmanned aerial vehicle (A) realizes rotor revolving speed and rotor away from the rotating mechanism (5) for adjusting simulation；Described nobody flies
Machine (A) is lifted on the lower section of rotating mechanism (5), is equipped on the undercarriage (A2) of the unmanned aerial vehicle (A) for spraying insecticide
Humidifier (6)；The test tracks frame (100) is equipped with the simulation of wind dress for simulating extraneous true wind field environment
Set, the simulation of wind device include two for simulate different crosswind crosswind blower (7) and it is multiple be used for simulate difference
The beam wind blower (8) of beam wind；It is laid on ground in the test tracks frame (100) for obtaining unmanned aerial vehicle (A) not
Same flying speed, height, gradient, rotor are away from the water-sensitive with the pesticide droplet deposition distribution situation sprayed under wind speed environments
The outside of paper, the test tracks frame (100) is laid with the testing jig for measuring pesticide droplet drift situation.
2. a kind of plant protection unmanned aerial vehicle according to claim 1 simulates spray test device, it is characterized in that: the straight line
Guide rail mechanism (1) is by that can make walking mechanism (2) in the upper linear guide (11) for rolling walking and be used to support the linear guide
(11) more root posts (12) composition；Column (12) described in more is arranged successively at equal intervals, and the linear guide (11) is solid
Dingan County is mounted in the top of column (12)；The both ends of the linear guide (11) are mounted on for preventing walking mechanism (2) de-
The anticollison block (13) of rail, and be mounted near each anticollison block (13) for limiting walking mechanism (2) range
Limit switch (14).
3. a kind of plant protection unmanned aerial vehicle according to claim 2 simulates spray test device, it is characterized in that: the walking
Mechanism (2) includes that in the linear guide (11) of two guiding rail mechanisms (1) can roll the walker of walking and for driving this
The travel driving unit of walker walking；The walker includes the crossbeam (21) being erected between two guiding rail mechanisms (1),
Tripod (22) for improving crossbeam (21) mechanical strength, and the two of the crossbeam (21) are installed on the crossbeam (21)
End is equipped with the idler wheel with the cooperation of linear guide (11) rolling support of guiding rail mechanism at respective end (1) through shaft (23)
(24)；The travel driving unit includes the travel driving motor (26) being fixedly mounted on crossbeam (21) and is used to walk
The driving force of driving motor (26) passes to the gear set (25) of idler wheel (24).
4. a kind of plant protection unmanned aerial vehicle according to claim 3 simulates spray test device, it is characterized in that: the lifting
Mechanism (3) is hydraulic cylinder, and cylinder body (31) upper end of the hydraulic cylinder is welded with cylinder body fixed plate (33), and the cylinder body is fixed
Plate (33) is fixedly mounted on the bottom center of crossbeam (21)；Piston rod (32) front end of the hydraulic cylinder is equipped with discoidal
Piston rod connecting plate (34).
5. a kind of plant protection unmanned aerial vehicle according to claim 4 simulates spray test device, it is characterized in that: described waves
The unit guide rail group and a flexural pivot connecting plate (46) that mechanism (4) is arranged by four circumferential directions at a distance of 90 degree form；The unit
Guide rail group is made of guide rail fixed plate (41), longitudinal rail (42), sliding block (43) and guide rod (44)；The guide rail fixed plate
(41) it is vertically mounted on the lower face of piston rod connecting plate (34), the longitudinal rail (42) is fixedly mounted on guide rail and fixes
On plate (41), the sliding block (43) is slidably arranged on longitudinal rail (42), and the guide rod (44) is fixedly mounted on cunning
On block (43)；The flexural pivot connecting plate (46) and the guide rod (44) of each unit guide rail group are mutually cut with scissors by universal spherical joint (45)
Chain；The top of the longitudinal rail (42) is equipped with rotation driving sliding block (43) and drives flexural pivot connecting plate by guide rod (44)
(46) swing motor (47) waved is tilted.
6. a kind of plant protection unmanned aerial vehicle according to claim 5 simulates spray test device, it is characterized in that: the rotation
Mechanism (5) include the hydraulic motor (51) that is fixedly mounted on the lower face of flexural pivot connecting plate (46) and with the hydraulic motor (51)
Be connected the rotary shaft (52) driven by hydraulic motor (51) for driving the rotor (A1) of unmanned aerial vehicle (A) to rotate；Described
There are two rotor (A1) for unmanned aerial vehicle (A) tool；At a distance of 180 degree installation, there are two for revolving on the circumferential surface of the rotary shaft (52)
The pitch of modulation section rotor (A1) pitch adjusts motor (53), and rotor described in two (A1) is corresponding to be mounted on corresponding pitch adjusting
On motor (53).
7. a kind of plant protection unmanned aerial vehicle according to claim 6 simulates spray test device, it is characterized in that: described is hydraulic
The brush attachment panel (54) of circular ring shape is fixedly installed on motor (51), suit is fixed with swivel plate in the rotary shaft (52)
(55), it is coated with the conductive sheet of annular on the swivel plate (55), is equipped on the brush attachment panel (54) and conductive sheet
The brush pole (56) of electrical contact is slided, the pitch adjusts motor (53) through the conduction on conducting rod (57) and swivel plate (55)
Piece electrical connection.
8. a kind of plant protection unmanned aerial vehicle according to claim 7 simulates spray test device, it is characterized in that: described nobody
Installing mechanism for being connected with the rotation lifting of the rotary shaft (52) of rotating mechanism (5) is installed at the top of aircraft (A), it is described
Installing mechanism includes can be with the unmanned aerial vehicle mounting plate (A3) being fixedly linked at the top of unmanned aerial vehicle (A) and four at a distance of 90 degree of peaces
It unmanned aerial vehicle connecting plate (A4) on unmanned aerial vehicle mounting plate (A3) and is fixedly connected on unmanned aerial vehicle connecting plate (A4)
On bearing block (A5)；There are two being co-axially mounted in the bearing block (A5) thrust bearing (A6), the rotary shaft (52)
Lower end and the Internal hole positionings of two thrust bearings (A6) wear and be mutually equipped with, and the lower end of the rotary shaft (52) is equipped with locking screw
Female (58)；The clip (A7) for preventing thrust bearing (A6) vibration up and down is installed in the bearing block (A5).
9. a kind of plant protection unmanned aerial vehicle according to claim 8 simulates spray test device, it is characterized in that: described is sprayed
Mechanism (6) includes spray boom (61) and the centrifugal sprinkler (62) being mounted on spray boom (61)；It is equipped on the spray boom (61)
Spraying hose, one end of the spraying hose are connected with the medicine-chest (63) for storing pesticide, the spraying hose it is another
End is connected with centrifugal sprinkler (62), and the spray boom (61) is equipped with for rotating the sprinkling for changing centrifugal sprinkler (62)
The showerhead electrode of flow and mist droplet particle size.
10. a kind of plant protection unmanned aerial vehicle according to claim 9 simulates spray test device, it is characterized in that: described in two
Crosswind blower (7) in a front end for being mounted on test tracks frame (100), it is another in crosswind blower (7) described in two
One is mounted on the rear end of test tracks frame (100)；Multiple beam wind blowers (8) are symmetrically mounted on test tracks
The two sides of frame (100), and be located between the beam wind blower (8) of the same side to be arranged at equal intervals；The test tracks frame (100)
In be equipped with intelligent controlling device (9), the intelligent controlling device (9) respectively with travel driving motor (26), hydraulic cylinder, shake
Pendulum motor (47), hydraulic motor (51), pitch adjust motor (53), limit switch (14) is connected with showerhead electrode control signal
It connects.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108557113A (en) * | 2018-05-18 | 2018-09-21 | 农业部南京农业机械化研究所 | A kind of plant protection unmanned aerial vehicle simulation spray test device |
| CN110589027A (en) * | 2019-10-12 | 2019-12-20 | 中国航空工业集团公司西安飞机设计研究所 | Aircraft ground test suspension device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108557113A (en) * | 2018-05-18 | 2018-09-21 | 农业部南京农业机械化研究所 | A kind of plant protection unmanned aerial vehicle simulation spray test device |
| CN108557113B (en) * | 2018-05-18 | 2023-08-22 | 农业部南京农业机械化研究所 | Simulation spraying testing device for plant protection unmanned plane |
| CN110589027A (en) * | 2019-10-12 | 2019-12-20 | 中国航空工业集团公司西安飞机设计研究所 | Aircraft ground test suspension device |
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