Disclosure of Invention
Aiming at the technical defects, the invention provides a pesticide spraying unmanned aerial vehicle device with a rotatable spray head, which can overcome the defects.
The invention relates to a pesticide spraying unmanned aerial vehicle device with a rotatable spray head, which comprises a machine body, wherein four groups of flying devices which are uniformly distributed are fixedly arranged in the machine body, a pesticide liquid storage tank is fixedly arranged on the upper end surface of the machine body, a pesticide liquid storage cavity is arranged in the pesticide liquid storage tank, a pesticide liquid adding pipe and a pesticide liquid adding port are fixedly arranged on the pesticide liquid storage tank, a pesticide liquid adding valve is fixedly arranged on the pesticide liquid adding pipe, a pesticide liquid to-be-delivered cavity, shock absorption cavities which are symmetrical in the front and back direction and shock absorption guide grooves which are symmetrical in the front and back direction are arranged in the machine body, the shock absorption cavities are communicated with the shock absorption guide grooves, a rack fixing block is fixedly arranged on the wall of the inner end of the shock absorption cavity, racks are fixedly arranged on the left end surface and the right end surface of, a damping motor sliding block is arranged in the damping motor sliding block sliding groove in a sliding manner, a damping motor is fixedly installed on the damping motor sliding block, a damping motor shaft is arranged on the damping motor in a power mode towards the outside, the damping motor shaft extends into the damping cavity, a damping gear is arranged in the damping cavity and is fixedly installed on the damping motor shaft, the damping gear is meshed with the rack, a support frame sliding sleeve is further fixedly installed on the damping motor shaft, a damping device is arranged in the support frame sliding sleeve, a crank cavity and a liquid pushing cavity which are bilaterally symmetrical are further arranged in the machine body, a liquid spraying device is arranged in the crank cavity and the liquid pushing cavity, a first liquid passing port and a first through cavity which are bilaterally symmetrical are arranged between the liquid pushing cavity and the liquid medicine cavity to be delivered, and a first one-way liquid limiting cavity which is bilaterally symmetrical is further arranged in the machine, the first one-way liquid limiting push rod is arranged in the first one-way liquid limiting cavity in a sliding mode, a first one-way liquid limiting spring is arranged between the first one-way liquid limiting push rod and the first one-way liquid limiting cavity, the first one-way liquid limiting push rod extends into the first through cavity towards the outer end, and a first sealing block is fixedly mounted at the outermost end of the first one-way liquid limiting push rod.
Preferably, the flying device includes fixed mounting in fixed arm on the fuselage, fixed arm outermost end fixed mounting has the motor installation piece, motor installation piece up end fixed mounting has the takeoff motor, the takeoff motor upwards rotates and is provided with the takeoff motor axle, fixed mounting has the screw on the takeoff motor axle, through flying device has realized unmanned aerial vehicle's flight.
Preferably, the damping device comprises a left-right symmetrical damping guide block which is arranged in the damping guide groove in a sliding manner, the surface of the shock absorption guide block facing the shock absorption cavity is rotatably provided with a shock absorption guide block connecting rod, the shock absorption guide block connecting rod extends into the shock absorption cavity, a supporting frame is fixedly arranged on the central end surface of the shock absorption cavity, the support frame is connected with the support frame sliding sleeve in a sliding way, a damping cavity is arranged in the support frame, a damping push rod and a damping slide block are arranged in the damping cavity in a sliding manner, an elastic buffer block is arranged between the damping push rod and the damping slide block, an elastic spring is arranged between the damping slide block and the top wall in the damping cavity, the damping push rod extends downwards out of the damping cavity, the damping device is characterized in that a foot support is fixedly mounted on the lower end face of the damping cavity, and the damping device achieves the function of reducing vibration when the device descends.
Preferably, the pesticide spraying device comprises a pesticide spraying motor fixedly mounted on the wall of the outer end of the crank cavity, the pesticide spraying motor is provided with a pesticide spraying motor shaft towards the central power, the pesticide spraying motor shaft is fixedly mounted with a pesticide spraying rotary disc, the pesticide spraying rotary disc is hinged with a pesticide spraying hinged rod, a pesticide liquid pushing block is arranged in the liquid pushing cavity in a sliding manner, a hinged connecting block is fixedly mounted on the upper end face of the pesticide liquid pushing block and hinged with the pesticide spraying hinged rod, the lower end face of the machine body is rotatably provided with bilaterally symmetrical pesticide spraying pipes, a pesticide spraying cavity is arranged in the pesticide spraying pipes, a liquid dispersing nozzle is fixedly mounted at the rear end of the pesticide spraying pipe, a second liquid passing port and a second through cavity are arranged between the pesticide liquid cavity and the cavity to be delivered, a second sealing block is arranged in the second through cavity in a sliding manner, and two sets of bilaterally symmetrical second unidirectional liquid limiting chutes are arranged on the inner, the one-way liquid limit of second spout slides and is provided with the one-way liquid limit slider of second just the one-way liquid limit slider of second with second sealing block fixed connection, be provided with the multiunit through-hole in the second sealing block, the second sealing block with be provided with the one-way liquid limit spring of second between the second through-hole intracavity diapire, through spout the medicine device and realized the rotatory function of spouting the medicine of shower nozzle.
To sum up, the foot rest of this device can contract, reduce unmanned aerial vehicle at the windage of flight in-process, improve unmanned aerial vehicle's duration, be provided with damping device in the device simultaneously, the impact that makes unmanned aerial vehicle receive when descending reduces by a wide margin, guarantee the safety of precision instruments in the unmanned aerial vehicle, the thrust that this device utilized the liquid medicine to spray in addition is as the rotatory power of shower nozzle, make the shower nozzle can rotate to spout the medicine, the area grow that sprays when making unmanned aerial vehicle straight line flight, improve unmanned aerial vehicle's work efficiency.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
As shown in fig. 1-5, the pesticide spraying unmanned aerial vehicle device with a rotatable nozzle of the device of the invention comprises a body 10, four groups of flying devices which are uniformly distributed are fixedly installed in the body 10, a pesticide storage tank 20 is fixedly installed on the upper end surface of the body 10, a pesticide storage chamber 16 is arranged in the pesticide storage tank 20, a pesticide adding pipe 17 and a pesticide adding port 19 are fixedly installed on the pesticide storage tank 20, a pesticide adding valve 18 is fixedly installed on the pesticide adding pipe 17, a pesticide to-be-delivered chamber 28, shock absorption cavities 65 which are symmetrical in the front-back direction and shock absorption guide grooves 35 which are symmetrical in the front-back direction are arranged in the body 10, the shock absorption cavities 65 are communicated with the shock absorption guide grooves 35, a rack fixing block 39 is fixedly installed on the wall of the inner end of the shock absorption cavity 65, and racks 38 are fixedly installed on the left, the damping machine is characterized in that 4 groups of damping motor sliding block sliding grooves 59 which are uniformly distributed are further arranged in the machine body 10, the damping motor sliding block sliding grooves 59 are communicated with the damping cavity 65, a damping motor sliding block 41 is arranged in the damping motor sliding block sliding grooves 59 in a sliding manner, a damping motor 45 is fixedly installed on the damping motor sliding block 41, a damping motor shaft 37 is arranged on the damping motor 45 in an outward power mode, the damping motor shaft 37 extends into the damping cavity 65, a damping gear 42 is arranged in the damping cavity 65, the damping gear 42 is fixedly installed on the damping motor shaft 37, the damping gear 42 is meshed with the rack 38, a supporting frame sliding sleeve 36 is further fixedly installed on the damping motor shaft 37, a damping device is arranged in the supporting frame sliding sleeve 36, and a crank cavity 29 which is bilaterally symmetrical and a liquid pushing cavity 27 which is bilateral, crank chamber 29 with it spouts the medicine device to be provided with in the liquid pushing cavity 27, liquid pushing cavity 27 with the liquid medicine is treated to be provided with bilateral symmetry's first liquid mouth 49 and first logical chamber 52 of crossing between the defeated chamber 28, still be provided with bilateral symmetry's first one-way limit liquid chamber 48 in the fuselage 10, it is provided with first one-way limit liquid push rod 44 to slide in first one-way limit liquid chamber 48, first one-way limit liquid push rod 44 with be provided with first one-way limit liquid spring 50 between the first one-way limit liquid chamber 48, first one-way limit liquid push rod 44 extends to the outer end and advances first logical chamber 52, first one-way limit liquid push rod 44 outermost fixed mounting has first block 51.
Beneficially, the flying device includes fixed arm 11 fixedly mounted on fuselage 10, fixed arm 11 outermost end fixed mounting has motor installation piece 13, motor installation piece 13 up end fixed mounting has takeoff motor 12, takeoff motor 12 upwards rotates and is provided with takeoff motor shaft 14, takeoff motor shaft 14 is last fixed mounting has screw 15, through the flying device has realized unmanned aerial vehicle's flight.
Beneficially, the damping device includes bilaterally symmetrical damping guide blocks 40 slidably disposed in the damping guide grooves 35, the damping guide blocks 40 are rotatably mounted on the surfaces of the damping cavities 65, the damping guide block connecting rods 57 extend into the damping cavities 65, the damping cavities 65 are fixedly mounted with a support frame 33 towards the central end surface, the support frame 33 is slidably connected with the support frame sliding sleeve 36, a damping cavity 62 is disposed in the support frame 33, a damping push rod 60 and a damping slide block 63 are slidably disposed in the damping cavity 62, an elastic buffer block 61 is disposed between the damping push rod 60 and the damping slide block 63, an elastic spring 64 is disposed between the damping slide block 63 and the inner top wall of the damping cavity 62, the damping push rod 60 extends downwards out of the damping cavity 62, and a foot support 34 is fixedly mounted on the lower end surface of the damping cavity 62, the function of reducing the shock when the device lands is realized by the shock-absorbing device.
Beneficially, the pesticide spraying device comprises a pesticide spraying motor 21 fixedly installed on the wall of the outer end of the crank cavity 29, the pesticide spraying motor 21 is provided with a pesticide spraying motor shaft 22 towards the central power, the pesticide spraying motor shaft 22 is fixedly installed with a pesticide spraying rotary plate 23, the pesticide spraying rotary plate 23 is hinged with a pesticide spraying hinged rod 24, a pesticide liquid pushing block 26 is arranged in the liquid pushing cavity 27 in a sliding mode, a hinged connecting block 25 is fixedly installed on the upper end face of the pesticide liquid pushing block 26, the hinged connecting block 25 is hinged with the pesticide spraying hinged rod 24, the lower end face of the machine body 10 rotates to form a pesticide spraying pipe 30 with bilateral symmetry, a pesticide spraying cavity 31 is arranged in the pesticide spraying pipe 30, a liquid dispersing nozzle 58 is fixedly installed at the rear end of the pesticide spraying pipe 30, a second liquid passing port 43 and a second through cavity 54 are arranged between the pesticide spraying cavity 31 and the pesticide liquid to be conveyed cavity 28, a second sealing block 56 is arranged in the second through cavity 54, the inner bottom wall of the second through cavity 54 is provided with two sets of bilaterally symmetrical second unidirectional liquid limiting chutes 55, the second unidirectional liquid limiting chutes 55 are slidably provided with second unidirectional liquid limiting sliders 53, the second unidirectional liquid limiting sliders 53 are fixedly connected with the second sealing block 56, a plurality of groups of through holes 46 are formed in the second sealing block 56, second unidirectional liquid limiting springs 47 are arranged between the second sealing block 56 and the inner bottom wall of the second through cavity 54, and the function of spraying the medicine by the rotation of the spray head is realized by the medicine spraying device.
In the following, the applicant will specifically describe a spraying unmanned aerial vehicle device with rotatable spraying nozzles according to the present application with reference to the accompanying fig. 1 to 5 and the above description:
in an initial state, the device is supported on the ground through the foot rest 34, at this time, the shock absorption guide blocks 40 are located at the left end and the right end of the shock absorption guide groove 35, and a worker fills the liquid medicine storage cavity 16 and the liquid medicine to-be-transfused cavity 28 with a medicament through the liquid medicine adding pipe 17, the liquid medicine adding valve 18 and the liquid medicine adding port 19;
when the aircraft starts to work, the take-off motor 12 is started to drive the take-off motor shaft 14 to rotate, the take-off motor shaft 14 drives the propeller 15 to rotate, and the propeller 15 drives the device to fly;
after the device flies up 45 start-up drives damping motor shaft 37 rotates, damping motor shaft 37 drives damping gear 42 with support frame sliding sleeve 36 rotates, damping gear 42 passes through rack 38 drives damping motor slider 41 rebound, support frame sliding sleeve 36 passes through support frame 33 with shock attenuation guide block connecting rod 57 makes first one-way limit liquid push rod 44 to the centre of shock attenuation guide slot 35 removes, at this moment support frame 33 drives foot rest 34 to remove in the shock attenuation cavity 65, the windage that receives when reducing unmanned aerial vehicle flight.
When spraying is started, the spraying motor 21 is started to drive the spraying motor shaft 22 to rotate, the spraying motor shaft 22 drives the spraying turntable 23 to rotate, and the spraying turntable 23 enables the hinged connecting block 25 to drive the liquid medicine pushing block 26 to do up-and-down piston motion in the liquid pushing cavity 27 through the spraying hinged rod 24.
When the liquid pushing cavity 27 is fed with liquid, the second sealing block 56 is tightly attached to the inner top wall of the second through cavity 54 under the action of the liquid medicine in the second liquid passing port 43, at this time, the second liquid passing port 43 is separated from the second through cavity 54 by the second sealing block 56, and the liquid medicine in the liquid spraying pipe 30 cannot enter the liquid pushing cavity 27;
at this time, the first one-way liquid limiting push rod 44 and the first sealing block 51 are located on the outermost side under the action of the first one-way liquid limiting spring 50 and the liquid medicine, at this time, the liquid medicine to-be-transfused cavity 28 is communicated with the liquid pushing cavity 27 through the first liquid passing port 49 and the first through cavity 52, and the liquid medicine in the liquid medicine to-be-transfused cavity 28 enters the liquid pushing cavity 27.
When the liquid pushing cavity 27 discharges liquid, the first sealing block 51 is tightly attached to the wall of the first through cavity 52 towards the center end under the action of the liquid medicine in the first through cavity 52, at this time, the first sealing block 51 separates the first liquid passing port 49 from the first through cavity 52, and at this time, the liquid medicine in the liquid medicine to-be-transfused cavity 28 cannot enter the liquid pushing cavity 27;
at this time, the second sealing block 56 drives the second one-way liquid-limiting sliding block 53 to slide along the second one-way liquid-limiting sliding chute 55 under the action of the liquid medicine, the liquid medicine enters the second through cavity 54 from the second liquid passing port 43 through the through hole 46, and at this time, the liquid pushing cavity 27 is communicated with the liquid spraying tube 30.
When the automobile is descended, the shock absorption motor 45 is started to drive the shock absorption motor shaft 37 to rotate, the shock absorption motor shaft 37 drives the shock absorption gear 42 and the support frame sliding sleeve 36 to rotate, the shock absorption gear 42 drives the shock absorption motor sliding block 41 to move downwards through the rack 38, the support frame sliding sleeve 36 enables the first one-way liquid limiting push rod 44 to move towards two sides of the shock absorption guide groove 35 through the support frame 33 and the shock absorption guide block connecting rod 57, and at the moment, the support frame 33 drives the foot rest 34 to move downwards from the shock absorption cavity 65;
when the foot rest 34 contacts with the ground, the foot rest 34 transmits the vibration to the elastic buffer block 61 through the shock absorption push rod 60, the elastic buffer block 61 transmits the aftershock to the elastic spring 64 through the shock absorption sliding block 63 after absorbing a part of the vibration, and the elastic spring 64 transmits the secondary aftershock to the device after absorbing a part of the aftershock.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.