CN115571343A - Pesticide sprays plant protection unmanned aerial vehicle - Google Patents

Pesticide sprays plant protection unmanned aerial vehicle Download PDF

Info

Publication number
CN115571343A
CN115571343A CN202210394993.XA CN202210394993A CN115571343A CN 115571343 A CN115571343 A CN 115571343A CN 202210394993 A CN202210394993 A CN 202210394993A CN 115571343 A CN115571343 A CN 115571343A
Authority
CN
China
Prior art keywords
hose
unmanned aerial
aerial vehicle
screw rod
plant protection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210394993.XA
Other languages
Chinese (zh)
Inventor
李绍飞
连梓彤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202210394993.XA priority Critical patent/CN115571343A/en
Publication of CN115571343A publication Critical patent/CN115571343A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
    • B64D1/16—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting
    • B64D1/18—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting by spraying, e.g. insecticides
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
    • A01M7/0003—Atomisers or mist blowers
    • A01M7/0014—Field atomisers, e.g. orchard atomisers, self-propelled, drawn or tractor-mounted
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
    • A01M7/0082—Undercarriages, frames, mountings, couplings, tanks
    • A01M7/0085—Tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface 
    • B64C25/58—Arrangements or adaptations of shock-absorbers or springs
    • B64C25/62—Spring shock-absorbers; Springs

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Insects & Arthropods (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Catching Or Destruction (AREA)

Abstract

The invention relates to the field of unmanned aerial vehicles, in particular to a pesticide spraying plant protection unmanned aerial vehicle; the device comprises a machine body, wherein a rotating shaft is arranged at the top of the machine body, wings are arranged on the outer side surface of the rotating shaft, a rack is arranged at the bottom of the machine body, a supporting frame is arranged in the machine body, a medicine box is arranged on the surface of the supporting frame, and a water pump is connected to one side of the medicine box; the first pressure nozzle is arranged inside the telescopic nozzle; one sides of the first hose, the second hose and the third hose are connected with a water pump; the transmission assembly is as follows: the transmission assembly is positioned in the machine body, and the telescopic sprayer is adjusted through the transmission assembly, so that the purpose of using and adjusting the sprayer under different conditions is achieved.

Description

Pesticide sprays plant protection unmanned aerial vehicle
Technical Field
The invention relates to the field of unmanned aerial vehicles, in particular to a pesticide spraying plant protection unmanned aerial vehicle.
Background
In 2016, agricultural plant protection unmanned aerial vehicles became a new business favorite gradually, and cases of using unmanned aerial vehicles for plant protection appeared in succession in various places. Agricultural plant protection unmanned aerial vehicle has the operation height and hangs in the air, need not special airport of taking off and land, and the downdraft that the rotor produced helps increasing fog and flows the penetrability to the crop, and the prevention and cure effect is high, and remote control operation sprays the operation personnel and has avoided exposing in the danger of pesticide, has improved a great deal of advantages such as spraying operation security. In addition, the spraying mode adopted by the spraying technology of the electric unmanned helicopter can save the pesticide usage by at least 50 percent and the water usage by 90 percent, thereby greatly reducing the resource cost.
However at present the plant protection unmanned aerial vehicle system of china is not ripe yet, some problems still exist, the pesticide sprays plant protection unmanned aerial vehicle mainly used and sprays the pesticide of plant, it sprays a very outstanding problem in the operation process to spray in-process pesticide drift, the shower nozzle of mainly using is two kinds for pressure shower nozzle and centrifugal nozzle in the operation of spraying, use more at present for centrifugal nozzle, the centrifugal nozzle liquid medicine sprays evenly, liquid medicine atomization degree is high, but the dose composition drifts away easily under windy condition, and pressure shower nozzle liquid medicine underpressure is big, the penetrability is strong, difficult liquid medicine drift that produces, but the liquid medicine atomization is inhomogeneous.
In view of this, in order to overcome the technical problems, the invention designs a pesticide spraying plant protection unmanned aerial vehicle, which solves the technical problems.
Disclosure of Invention
The technical problems to be solved by the invention are that the common spray head has a single effect, the centrifugal spray head is easy to drift the dosage under the condition of wind, and the centrifugal spray head is inconvenient to replace in time.
The invention provides a pesticide spraying plant protection unmanned aerial vehicle, which comprises a machine body, wherein a rotating shaft is arranged at the top of the machine body, wings are arranged on the outer surface of the rotating shaft, a rack is arranged at the bottom of the machine body, a supporting frame is arranged in the machine body, a strip-shaped groove is formed in the surface of the supporting frame, a pesticide box is arranged on the surface of the supporting frame close to the strip-shaped groove, a water pump is connected to one side of the pesticide box, and the pesticide spraying plant protection unmanned aerial vehicle also comprises:
a telescopic spray head: a centrifugal chamber and a pressure chamber are arranged in the telescopic sprayer, a through hole is formed in the centrifugal chamber, and a first pressure sprayer is arranged in the pressure chamber;
a hose: one side of the first hose is connected with the water pump, and the other side of the first hose is connected with the centrifugal chamber and is close to the through hole;
a second hose: one side of the second hose is connected with the water pump, and the other side of the second hose is connected with the centrifugal chamber and is far away from the through hole;
a third hose: one side of the third hose is connected with the water pump, and the other side of the third hose is connected with a second pressure nozzle;
the transmission assembly comprises: the transmission assembly is positioned in the machine body, and the telescopic spray head is adjusted through the transmission assembly under different conditions.
Preferably, the transmission assembly comprises:
a motor: the motor is positioned in the machine body and is fixedly connected with the supporting frame;
a screw rod: the first screw rod is connected with an output shaft of the motor, a first sliding block is arranged on the surface of the first screw rod, a first fixing block is arranged on one side of the first screw rod, and a second fixing block is arranged on the other side of the first screw rod;
bevel gear No. one: the first bevel gear is connected with the first screw rod;
second order bevel gear: the second bevel gear is meshed with the first bevel gear;
a second screw rod: the second screw rod is rotatably connected with the support frame, the thread turning directions of two ends of the surface of the second screw rod are opposite, a second sliding block is arranged on the surface of the second screw rod, and the number of the second sliding blocks is two;
a telescopic connecting rod: one end of the telescopic connecting rod is connected with the second sliding block, and the other end of the telescopic connecting rod is connected with a second pressure nozzle.
Preferably, one side of the first fixing block is provided with a first rubber ring, and the first hose penetrates through the first rubber ring.
Preferably, a rubber ring II is arranged on one side of the fixing block II, and the rubber ring II penetrates through the rubber ring II.
Preferably, the end of the medicine chest is provided with a dense filter screen.
Preferably, a grid is arranged inside the medicine box.
Preferably, the surface of the grid is provided with flow holes.
Preferably, the first pressure nozzle and the second pressure nozzle are made of stainless steel.
Preferably, the surface of the frame is provided with a spring.
Preferably, rubber pads are arranged on two sides of the first sliding block, and rubber pads are arranged on one sides of the first fixing block and the second fixing block.
The invention has the following beneficial effects:
1. the invention provides a pesticide spraying plant protection unmanned aerial vehicle, which is provided with a transmission assembly, wherein the transmission assembly adjusts a telescopic spray head so that different spray heads are used under different conditions.
2. The invention provides a pesticide spraying plant protection unmanned aerial vehicle, which reduces the impact of liquid medicine in a pesticide box of the unmanned aerial vehicle in flight by arranging a grid in the pesticide box and enhances the flying stability of the unmanned aerial vehicle.
3. The invention provides a pesticide spraying plant protection unmanned aerial vehicle, which reduces impact when the unmanned aerial vehicle lands by arranging a spring on the surface of a frame.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view A-A of FIG. 1 of the present invention;
FIG. 3 is a cross-sectional view B-B of FIG. 1 of the present invention;
FIG. 4 is a schematic view of the transmission assembly of the present invention;
fig. 5 is a schematic view of the interior of the medicine chest of the present invention;
FIG. 6 is a schematic view of the connection between the first hose and the centrifugal chamber according to the present invention.
In the figure: the device comprises a machine body 1, a rotating shaft 2, wings 3, a frame 4, a support frame 5, a strip-shaped groove 6, a medicine box 7, a water pump 8, a conversion nozzle 9, a centrifugal chamber 91, a pressure chamber 92, a first pressure nozzle 93, a through hole 94, a first hose 10, a second hose 11, a third hose 12, a second pressure nozzle 13, a transmission assembly 14, a motor 141, a first screw rod 142, a first sliding block 143, a first fixed block 144, a second fixed block 145, a first bevel gear 146, a second bevel gear 147, a second screw rod 148, a second sliding block 149, a telescopic connecting rod 140, a first rubber ring 15, a second rubber ring 16, an intensive filter screen 17, a grid 18 and a spring 19.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Pesticide sprays plant protection unmanned aerial vehicle among the prior art and exists the defect: the common spray head has a single effect, and the centrifugal spray head is easy to drift the dosage under the windy condition and is inconvenient to replace in time.
In order to solve the above problems, the present embodiment adopts the following main concepts: by providing the drive assembly 14, the drive assembly 14 adjusts the switch head 9 so that different heads are used in different situations.
In order to better understand the technical scheme, the technical scheme is described in detail in the following with reference to the attached drawings of the specification and specific embodiments;
referring to fig. 1-6, the pesticide spraying plant protection unmanned aerial vehicle provided by the invention comprises a machine body 1, wherein a rotating shaft 2 is arranged at the top of the machine body 1, wings 3 are arranged on the outer surface of the rotating shaft 2, a frame 4 is arranged at the bottom of the machine body 1, a support frame 5 is arranged in the machine body 1, a strip-shaped groove 6 is arranged on the surface of the support frame 5, a pesticide box 7 is arranged on the surface of the support frame 5 close to the strip-shaped groove 6, and a water pump 8 is connected to one side of the pesticide box 7, and the pesticide spraying plant protection unmanned aerial vehicle further comprises:
the switching nozzle 9: a centrifugal chamber 91 and a pressure chamber 92 are arranged in the conversion nozzle 9, a through hole 94 is formed in the centrifugal chamber 91, and a first pressure nozzle 93 is arranged in the pressure chamber 92;
hose No. 10: one side of the first hose 10 is connected with the water pump 8, and the other side of the first hose 10 is connected with the centrifugal chamber 91 and is close to the through hole 94;
hose No. 11: one side of the second hose 11 is connected with the water pump 8, and the other side of the second hose 11 is connected with the pressure chamber 92 and is far away from the through hole 94;
hose No. three 12: one side of the third hose 12 is connected with the water pump 8, and the other side of the third hose 12 is connected with a second pressure nozzle 13;
the transmission assembly 14: the transmission assembly 14 is positioned inside the machine body 1, and the conversion nozzle 9 is adjusted under different conditions through the transmission assembly 14.
The invention comprises a machine body 1, wherein the bottom of the machine body 1 is fixedly connected with a machine frame 4; a support frame 5 is fixedly connected inside the machine body 1, a strip-shaped groove 6 is formed in the surface of the support frame 5, a medicine box 7 is fixedly connected to the surface of the support frame 5 close to the strip-shaped groove 6, and a water pump 8 is fixedly connected to one side of the medicine box 7; the top of the machine body 1 is rotatably connected with a rotating shaft 2, the outer surface of the rotating shaft 2 is fixedly connected with a wing 3, the other end of the rotating shaft 2 is fixedly connected with a conversion nozzle 9, the conversion nozzle 9 comprises two chambers, a centrifugal chamber 91 and a pressure chamber 92, the centrifugal chamber 91 is fixedly connected with the pressure chamber 92, a through hole 94 is formed in the centrifugal chamber 91, one end, close to the through hole 94, of the conversion nozzle 10 is connected with an annular sliding plate, the inner wall of the centrifugal chamber 91 is rotatably connected with an annular sliding plate, the annular sliding plate penetrates through the conversion nozzle 9, one end of the annular sliding plate is fixedly connected with a T-shaped block, the T-shaped block slides in a sliding groove formed in the inner wall of the centrifugal chamber 91, meanwhile, a through hole is formed in the surface of the annular sliding plate, and the through hole is fixedly connected with the surface of the first hose 10 and the annular sliding plate; one end of the pressure chamber 92 is connected with a second hose 11, like the connection mode of the first hose 11, the inner wall of the pressure chamber 92 is also rotatably connected with an annular sliding plate, one end of the annular sliding plate is fixedly connected with a T-shaped block, the T-shaped block slides in a sliding groove formed in the inner wall of the pressure chamber 92, meanwhile, the surface of the annular sliding plate is provided with a through hole, and the second hose 11 is fixedly connected with the surface of the annular sliding plate; the other sides of the first hose 10 and the second hose 11 are connected with the water pump 8, and the first hose 10 and the second hose 11 are rotatably connected with the centrifugal chamber 91; the pressure chamber 92 is connected with the inner wall of the centrifugal chamber 91 in a sliding manner, the centrifugal chamber 91 is positioned outside the pressure chamber 92, a liquid inlet is formed in one side of the pressure chamber 92, a first pressure nozzle 93 is arranged inside the pressure chamber 92, one side of the third hose 12 is connected with the water pump 8, and the other side of the third hose is connected with a second pressure nozzle 13; the transmission assembly 14 is disposed inside the machine body 1.
When the flying-off device works, liquid medicine is transmitted to the first hose 10, the second hose 11 and the third hose 12 through the water pump 8, the liquid medicine is sprayed out from the third hose 12 to the second pressure nozzle 13 through the water pump 8, when no wind exists in a working environment, the transmission assembly 14 enables the liquid medicine in the first hose 10 to enter the centrifugal chamber 91 in the conversion nozzle 9 through regulating the liquid medicine output, the conversion nozzle 9 is fixedly connected with the rotating shaft 2, and the rotating shaft 2 is fixedly connected with the wing 3, so when the flying-off device takes off, the wing 3 and the conversion nozzle 9 are rotated along with the rotating shaft 2, when the liquid medicine enters the centrifugal chamber 91, the centrifugal chamber 91 is driven to rotate at a high speed through the through hole 94 due to the through hole 94 arranged in the centrifugal chamber 91, the liquid medicine is atomized and flies out from the through hole 94 due to the action of centrifugal force, the downward pressure caused by the rotation of the wing 3 enables the liquid medicine to be sprayed downwards more uniformly, and the liquid medicine sprayed out from the second pressure nozzle 13 and the atomized liquid medicine sprayed out from the centrifugal chamber 91 together, so that the liquid medicine is fully and uniformly sprayed; when wind exists, the liquid medicine flying out of the interior of the centrifugal chamber 91 is easily blown by wind and drifts to other places, at the moment, the liquid medicine output is adjusted through the transmission assembly 14, so that the first hose 10 stops conveying the liquid medicine to the centrifugal chamber 91 outside the pressure chamber 92, the second hose 11 starts conveying the liquid medicine to the centrifugal chamber 91 above the pressure chamber 92, a liquid inlet is formed in one side of the pressure chamber 92, the liquid medicine enters the first pressure nozzle 93 from the liquid inlet and is sprayed out under pressure, so that the influence of wind power on other plant crops is avoided from drifting to cause phytotoxicity, the first hose 10 and the second hose 11 are fixedly connected with through holes formed in the annular sliding plate, the annular sliding plate is respectively and rotatably connected with the centrifugal chamber 91 and the pressure chamber 92, when the rotary shaft 2 rotates to drive the centrifugal chamber 91 and the pressure chamber 92 to rotate, and the annular sliding plate does not rotate, so that when the conversion nozzle 9 rotates, the first hose 10 and the second hose 11 do not rotate, the hose 10 and the second hose 11 are prevented from being driven to rotate to cause the winding of the nozzle when the conversion nozzle 9 rotates, and the working efficiency is further improved, and the sealing performance of the first hose 91 and the annular sliding plate is further improved.
As an embodiment of the present invention, the transmission assembly 14 includes:
the motor 141: the motor 141 is located inside the machine body 1 and is fixedly connected with the support frame 5;
the first screw rod 142: the first screw rod 142 is connected with an output shaft of the motor 141, a first sliding block 143 is arranged on the surface of the first screw rod 142, a first fixing block 144 is arranged on one side of the first screw rod 142, and a second fixing block 145 is arranged on the other side of the first screw rod 142;
first bevel gear 146: the first bevel gear 146 is connected with the first screw rod 142;
second-order bevel gear 147: the second bevel gear 147 is meshed with the first bevel gear 146;
second lead screw 148: the second screw rod 148 is rotatably connected with the support frame 5, the thread turning directions of two ends of the surface of the second screw rod 148 are opposite, a second sliding block 149 is arranged on the surface of the second screw rod 148, and the number of the second sliding blocks 149 is two;
the telescopic link 140: one end of the telescopic connecting rod 140 is connected with the second sliding block 149, and the other end of the telescopic connecting rod 140 is connected with the second pressure nozzle 13.
As a specific embodiment of the present invention, a first rubber ring 15 is disposed on one side of the first fixing block 144, and the first hose 10 passes through the first rubber ring 15.
As a specific embodiment of the present invention, a second rubber ring 16 is disposed on one side of the second fixing block 145, and the second hose 11 passes through the second rubber ring 16.
The transmission assembly 14 comprises a motor 141, the motor 141 is fixedly connected with the support frame 5, a first lead screw 142 is fixedly connected to an output shaft of the motor 141, and a first sliding block 143, a first fixing block 144 and a second fixing block 145 are arranged on the surface of the first lead screw 142. The screw thread formed on the surface of the first screw rod 142 and the screw thread formed inside the first sliding block 143 are matched with each other to achieve screw transmission, the first fixing block 144 and the second fixing block 145 are rotatably connected with the first screw rod 142, when the first screw rod 142 rotates, the first fixing block 144 and the second fixing block 145 are not moved, the first rubber ring 15 is fixedly connected to one side of the first fixing block 144, the first hose 10 penetrates through the first rubber ring 15, the second rubber ring 16 is fixedly connected to one side of the second fixing block 145, and the second hose 11 penetrates through the second rubber ring 16; one end of the first screw 142 is fixedly connected with a first bevel gear 146, the first bevel gear 146 is meshed with a second bevel gear 147, the second bevel gear 147 is fixedly connected with the outer surface of a second screw 148, the second screw 148 is rotatably connected with a fixing plate arranged on the surface of the support frame 5, two sections of threads are arranged on the surface of the second screw 148, the rotating directions of the two sections of threads are opposite, two ends of the second screw 148 are respectively provided with a second sliding block 149, the threads arranged inside the second sliding block 149 are matched with the threads arranged at two ends of the second screw 148 to realize spiral transmission, the second sliding block 149 is respectively connected with one end of a telescopic connecting rod 140, a strip-shaped groove 6 is arranged on the surface of the support plate, the telescopic connecting rod 140 is convenient to retract and release, and the other end of the telescopic connecting rod 140 is fixedly connected with a second pressure nozzle 13.
When the medical liquid spraying device works under the windless condition, the first sliding block 143 is attached to the second fixing block 145, the second rubber ring 16 is arranged on one side of the second fixing block 145, the second hose 11 penetrates through the second rubber ring 16, the first sliding block 143 and the second fixing block 145 clamp the second hose 11, so that the medical liquid cannot be output from the second hose 11, only the first hose 10 and the third hose 12 output the medical liquid, and the centrifugal chamber 91 and the second pressure nozzle 13 start to spray the medical liquid; when the invention works in the presence of wind, the motor 141 works to drive the first screw rod 142 fixedly connected with the output shaft of the motor to rotate forwards, the first screw rod 142 drives the first slide block 143 in threaded transmission with the first screw rod to move to the first fixed block 144, the first slide block 143 starts to clamp the second hose 11 when moving, the second hose 11 starts to output liquid medicine, so that the pressure chamber 92 is pushed by hydraulic pressure, the output liquid medicine enters the first pressure nozzle 93 to start to be sprayed out, when the first slide block 143 moves to the first fixed block 144 to clamp the first hose 10, the first hose 10 starts to stop transfusion, and the centrifugal chamber 91 starts to output liquid medicine. The first screw rod 142 rotates to drive the first bevel gear 146 fixedly connected with one end to rotate, the first bevel gear 146 drives the second bevel gear 147 meshed with the first bevel gear to rotate, meanwhile, the second bevel gear 147 rotates to drive the second screw rod 148 fixedly connected with the second bevel gear to rotate, due to the fact that the thread turning directions of the two ends of the second screw rod 148 are opposite, the second screw rod 148 drives the second sliding block 149 in surface thread transmission to move in the opposite direction when rotating, and finally the second sliding block 149 drives the telescopic connecting rod 140 hinged with the second sliding block to extend downwards when moving, under the windy condition, if the distance from liquid medicine flying by the unmanned aerial vehicle to vegetation is too long, the liquid medicine is easy to drift in the descending process, and the unmanned aerial vehicle flies over the bottom, the vegetation can influence the unmanned aerial vehicle on flying.
In a specific embodiment of the present invention, a dense filter screen 17 is provided at an opening end of the medicine box 7.
In an embodiment of the present invention, the first pressure nozzle 93 and the second pressure nozzle 13 are made of stainless steel.
At present, pesticide is sprayed on the pesticide spraying agent of the unmanned aerial vehicle for plant protection flying defense pesticide spraying, the amount of the sprayed pesticide is blended manually, so that water and the pesticide are easily mixed insufficiently, powdery residues are easily generated, the powder enters the first pressure nozzle 93 and the second pressure nozzle 13 through the water pump 8 and easily causes the blockage of a collision head, so the dense filter screen 17 is arranged at the opening end of the pesticide box 7 to filter out powder which is not fully fused, the water quality can cause the abrasion of the nozzles due to the sprayed pesticide and pressure, the corrosion resistance strength of stainless steel is also high, and the service life of the nozzles is prolonged.
In an embodiment of the present invention, a grill 18 is provided inside the medicine box 7.
In one embodiment of the present invention, the surface of the grating 18 is provided with flow holes.
In the spraying process of the plant protection unmanned aerial vehicle, the stable flying state of the unmanned aerial vehicle is the key for uniform spraying, and the liquid medicine in the medicine box 7 is shaken to influence the flying stability of the unmanned aerial vehicle when the plant protection unmanned aerial vehicle is in flight, so that the grid 18 is arranged in the medicine box 7, the flow holes are formed in the surface of the grid 18, the flowing resistance of the liquid medicine in the medicine box 7 can be increased, the impact force of the liquid medicine on the medicine box 7 when the unmanned aerial vehicle is in flight is reduced, and the flying stability of the unmanned aerial vehicle is improved.
In an embodiment of the present invention, a spring 19 is disposed on a surface of the frame 4.
The unmanned aerial vehicle can vibrate when descending, and the spring 19 is arranged on the surface of the rack 4, so that the impact force of descending after the operation of the unmanned aerial vehicle is reduced, and internal parts are prevented from being damaged due to the vibration generated when the unmanned aerial vehicle descends.
As a specific embodiment of the present invention, rubber pads are disposed on two sides of the first sliding block 143, and rubber pads are disposed on one sides of the first fixing block 144 and the second fixing block 145.
According to the invention, the rubber pads are arranged on two sides of the first sliding block 143, and the rubber pads are also arranged on one sides of the first fixing block 144 and the second fixing block 145, so that the first sliding block 143 can be prevented from wearing the first hose 10 and the second hose 11 to cause leakage of liquid medicine when the first hose 10 and the second hose 11 are clamped tightly.
The specific working process is as follows:
the invention comprises a machine body 1, wherein the bottom of the machine body 1 is fixedly connected with a machine frame 4; a supporting frame 5 is fixedly connected inside the machine body 1, a strip-shaped groove 6 is formed in the surface of the supporting frame 5, a medicine box 7 is fixedly connected to the surface of the supporting frame 5 close to the strip-shaped groove 6, and a water pump 8 is fixedly connected to one side of the medicine box 7; a rotating shaft 2 is rotatably connected to the top of the machine body 1, the outer surface of the rotating shaft 2 is fixedly connected with a wing 3, the other end of the rotating shaft 2 is fixedly connected with a conversion nozzle 9, the conversion nozzle 9 comprises two chambers, a centrifugal chamber 91 and a pressure chamber 92, the centrifugal chamber 91 is fixedly connected with the pressure chamber 92, a through hole 94 is formed in the centrifugal chamber 91, one end, close to the through hole 94, of the conversion nozzle is connected with a first hose 10, an annular sliding plate is rotatably connected to the inner wall of the centrifugal chamber 91 as shown in fig. 6, a T-shaped block is fixedly connected to one end of the annular sliding plate, the T-shaped block slides in a sliding groove formed in the inner wall of the centrifugal chamber 91, meanwhile, a through hole is formed in the surface of the annular sliding plate, and the first hose 10 is fixedly connected with the through hole formed in the surface of the annular sliding plate; one end of the pressure chamber 92 is connected with a second hose 11, like the first hose, the inner wall of the pressure chamber 92 is also rotatably connected with an annular sliding plate, one end of the annular sliding plate is fixedly connected with a T-shaped block, the T-shaped block slides in a sliding groove formed in the inner wall of the pressure chamber 92, meanwhile, the surface of the annular sliding plate is provided with a through hole, and the second hose 11 is fixedly connected with the surface of the annular sliding plate; the other sides of the first hose 10 and the second hose 11 are connected with the water pump 8, and the first hose 10 and the second hose 11 are rotatably connected with the centrifugal chamber 91; the pressure chamber 92 is connected with the inner wall of the centrifugal chamber 91 in a sliding manner, the centrifugal chamber 91 is positioned outside the pressure chamber 92, one side of the pressure chamber 92 is provided with a liquid inlet, a first pressure spray nozzle 93 is arranged inside the pressure chamber 92, one side of the third hose 12 is connected with the water pump 8, and the other side of the third hose is connected with a second pressure spray nozzle 13; the transmission assembly 14 is disposed inside the machine body 1.
When the flying-off device works, liquid medicine is transmitted to the first hose 10, the second hose 11 and the third hose 12 through the water pump 8, the liquid medicine is sprayed out from the third hose 12 to the second pressure nozzle 13 through the water pump 8, when no wind exists in a working environment, the transmission assembly 14 enables the liquid medicine in the first hose 10 to enter the centrifugal chamber 91 in the conversion nozzle 9 through regulating the liquid medicine output, the conversion nozzle 9 is fixedly connected with the rotating shaft 2, and the rotating shaft 2 is fixedly connected with the wing 3, so when the flying-off device takes off, the wing 3 and the conversion nozzle 9 are rotated along with the rotating shaft 2, when the liquid medicine enters the centrifugal chamber 91, the centrifugal chamber 91 is driven to rotate at a high speed through the through hole 94 due to the through hole 94 arranged in the centrifugal chamber 91, the liquid medicine is atomized and flies out from the through hole 94 due to the action of centrifugal force, the downward pressure caused by the rotation of the wing 3 enables the liquid medicine to be sprayed downwards more uniformly, and the liquid medicine sprayed out from the second pressure nozzle 13 and the atomized liquid medicine sprayed out from the centrifugal chamber 91 together, so that the liquid medicine is fully and uniformly sprayed; when wind exists, the liquid medicine flying out of the interior of the centrifugal chamber 91 is easily blown by wind and drifts to other places, at the moment, the liquid medicine output is adjusted through the transmission assembly 14, so that the first hose 10 stops conveying the liquid medicine to the centrifugal chamber 91 outside the pressure chamber 92, the second hose 11 starts conveying the liquid medicine to the centrifugal chamber 91 above the pressure chamber 92, a liquid inlet is formed in one side of the pressure chamber 92, the liquid medicine enters the first pressure nozzle 93 from the liquid inlet and is sprayed out under pressure, so that the influence of wind power on other plant crops is avoided from drifting to cause phytotoxicity, the first hose 10 and the second hose 11 are fixedly connected with through holes formed in the annular sliding plate, the annular sliding plate is respectively and rotatably connected with the centrifugal chamber 91 and the pressure chamber 92, when the rotary shaft 2 rotates to drive the centrifugal chamber 91 and the pressure chamber 92 to rotate, and the annular sliding plate does not rotate, so that when the conversion nozzle 9 rotates, the first hose 10 and the second hose 11 do not rotate, the hose 10 and the second hose 11 are prevented from being driven to rotate to cause the winding of the nozzle when the conversion nozzle 9 rotates, and the working efficiency is further improved, and the sealing performance of the first hose 91 and the annular sliding plate is further improved.
The transmission assembly 14 comprises a motor 141, the motor 141 is fixedly connected with the support frame 5, a first lead screw 142 is fixedly connected to an output shaft of the motor 141, and a first sliding block 143, a first fixing block 144 and a second fixing block 145 are arranged on the surface of the first lead screw 142. The screw thread formed on the surface of the first screw rod 142 and the screw thread formed inside the first sliding block 143 are matched with each other to achieve screw transmission, the first fixing block 144 and the second fixing block 145 are rotatably connected with the first screw rod 142, when the first screw rod 142 rotates, the first fixing block 144 and the second fixing block 145 are not moved, the first rubber ring 15 is fixedly connected to one side of the first fixing block 144, the first hose 10 penetrates through the first rubber ring 15, the second rubber ring 16 is fixedly connected to one side of the second fixing block 145, and the second hose 11 penetrates through the second rubber ring 16; one end of the first screw 142 is fixedly connected with a first bevel gear 146, the first bevel gear 146 is meshed with a second bevel gear 147, the second bevel gear 147 is fixedly connected with the outer surface of a second screw 148, the second screw 148 is rotatably connected with a fixing plate arranged on the surface of the support frame 5, two sections of threads are arranged on the surface of the second screw 148, the rotating directions of the two sections of threads are opposite, two ends of the second screw 148 are respectively provided with a second sliding block 149, the threads arranged inside the second sliding block 149 are matched with the threads arranged at two ends of the second screw 148 to realize spiral transmission, the second sliding block 149 is respectively connected with one end of a telescopic connecting rod 140, a strip-shaped groove 6 is arranged on the surface of the support plate, the telescopic connecting rod 140 is convenient to retract and release, and the other end of the telescopic connecting rod 140 is fixedly connected with a second pressure nozzle 13.
When the medical liquid spraying device works under the windless condition, the first sliding block 143 is attached to the second fixing block 145, the second rubber ring 16 is arranged on one side of the second fixing block 145, the second hose 11 penetrates through the second rubber ring 16, the first sliding block 143 and the second fixing block 145 clamp the second hose 11, so that the medical liquid cannot be output from the second hose 11, only the first hose 10 and the third hose 12 output the medical liquid, and the centrifugal chamber 91 and the second pressure nozzle 13 start to spray the medical liquid; when the invention works in windy conditions, the motor 141 works to drive the first screw rod 142 fixedly connected with the output shaft of the motor to rotate forwards, the first screw rod 142 drives the first slide block 143 in threaded transmission with the first screw rod to move to the first fixed block 144, the first slide block 143 starts to clamp the second hose 11 when moving, the second hose 11 starts to output liquid medicine, so that the pressure chamber 92 is pushed by hydraulic pressure, the output liquid medicine enters the first pressure nozzle 93 to start to be sprayed out, when the first slide block 143 moves to the first fixed block 144 to clamp the first hose 10, the first hose 10 starts to stop transfusion, and the centrifugal chamber 91 starts to output liquid medicine. The first screw rod 142 rotates to drive the first bevel gear 146 fixedly connected with one end to rotate, the first bevel gear 146 drives the second bevel gear 147 meshed with the first bevel gear to rotate, meanwhile, the second bevel gear 147 rotates to drive the second screw rod 148 fixedly connected with the second bevel gear to rotate, due to the fact that the thread turning directions of the two ends of the second screw rod 148 are opposite, the second screw rod 148 drives the second sliding block 149 in surface thread transmission to move in the opposite direction when rotating, and finally the second sliding block 149 drives the telescopic connecting rod 140 hinged with the second sliding block to extend downwards when moving, under the windy condition, if the distance from liquid medicine flying by the unmanned aerial vehicle to vegetation is too long, the liquid medicine is easy to drift in the descending process, and the unmanned aerial vehicle flies over the bottom, the vegetation can influence the unmanned aerial vehicle on flying.
At present, pesticide is sprayed on the pesticide spraying agent of the unmanned aerial vehicle for plant protection flying defense pesticide spraying, the amount of the sprayed pesticide is blended manually, so that water and the pesticide are easily mixed insufficiently, powdery residues are easily generated, the powder enters the first pressure nozzle 93 and the second pressure nozzle 13 through the water pump 8 and easily causes the blockage of a collision head, so the dense filter screen 17 is arranged at the opening end of the pesticide box 7 to filter out powder which is not fully fused, the water quality can cause the abrasion of the nozzles due to the sprayed pesticide and pressure, the corrosion resistance strength of stainless steel is also high, and the service life of the nozzles is prolonged.
In the spraying process of the plant protection unmanned aerial vehicle, the stable flying state of the unmanned aerial vehicle is the key for uniform spraying, and the liquid medicine in the medicine box 7 is shaken to influence the flying stability of the unmanned aerial vehicle when the plant protection unmanned aerial vehicle is in flight, so that the grid 18 is arranged in the medicine box 7, the flow holes are formed in the surface of the grid 18, the flowing resistance of the liquid medicine in the medicine box 7 can be increased, the impact force of the liquid medicine on the medicine box 7 when the unmanned aerial vehicle is in flight is reduced, and the flying stability of the unmanned aerial vehicle is improved.
The unmanned aerial vehicle can vibrate when descending, and the spring 19 is arranged on the surface of the rack 4, so that the impact force of descending after the operation of the unmanned aerial vehicle is reduced, and internal parts are prevented from being damaged due to the vibration generated when the unmanned aerial vehicle descends.
Rubber pads are arranged on two sides of the first sliding block 143, and rubber pads are also arranged on one sides of the first fixing block 144 and the second fixing block 145, so that the first sliding block 143 is prevented from wearing the first hose 10 and the second hose 11 to cause leakage of liquid medicine when the first hose 10 and the second hose 11 are clamped tightly.
The foregoing shows and describes the general principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a pesticide sprays plant protection unmanned aerial vehicle, includes organism (1), organism (1) top is equipped with axis of rotation (2), axis of rotation (2) surface is equipped with wing (3), organism (1) bottom is equipped with frame (4), organism (1) inside is equipped with support frame (5), support frame (5) surface is equipped with bar groove (6), support frame (5) surface is close to bar groove (6) and is equipped with medical kit (7), medical kit (7) one side is connected with water pump (8), its characterized in that still includes:
conversion nozzle (9): a centrifugal chamber (91) and a pressure chamber (92) are arranged in the conversion spray head (9), a through hole (94) is formed in the centrifugal chamber (91), and a first pressure spray head (93) is arranged in the pressure chamber (92);
hose No. one (10): one side of the first hose (10) is connected with the water pump (8), and the other side of the first hose (10) is connected with the centrifugal chamber (91) and is close to the through hole (94);
hose No. two (11): one side of the second hose (11) is connected with the water pump (8), and the other side of the second hose (11) is connected with the pressure chamber (92) and is far away from the through hole (94);
hose No. three (12): one side of the third hose (12) is connected with the water pump (8), and the other side of the third hose (12) is connected with a second pressure nozzle (13);
transmission assembly (14): the transmission assembly (14) is positioned inside the machine body (1), and the conversion spray head (9) is adjusted under different conditions through the transmission assembly (14).
2. The pesticide spraying plant protection unmanned aerial vehicle of claim 1, characterized in that: the transmission assembly (14) comprises:
motor (141): the motor (141) is positioned in the machine body (1) and is fixedly connected with the support frame (5);
screw rod number one (142): the first screw rod (142) is connected with an output shaft of the motor (141), a first sliding block (143) is arranged on the surface of the screw rod, a first fixing block (144) is arranged on one side of the first screw rod (142), and a second fixing block (145) is arranged on the other side of the first screw rod (142);
bevel gear No. one (146): the first bevel gear (146) is connected with the first screw rod (142);
second-order bevel gear (147): the second bevel gear (147) is meshed with the first bevel gear (146);
screw rod number two (148): the second screw rod (148) is rotatably connected with the support frame (5), the thread turning directions of two ends of the surface of the second screw rod (148) are opposite, a second sliding block (149) is arranged on the surface of the second screw rod (148), and the number of the second sliding blocks (149) is two;
telescopic link (140): one end of the telescopic connecting rod (140) is connected with the second sliding block (149), and the other end of the telescopic connecting rod (140) is connected with a second pressure nozzle (13).
3. The pesticide spraying plant protection unmanned aerial vehicle of claim 2, characterized in that: one side of the first fixing block (144) is provided with a first rubber ring (15), and the first hose (10) penetrates through the first rubber ring (15).
4. The pesticide spraying plant protection unmanned aerial vehicle of claim 2, characterized in that: no. two rubber bands (16) are arranged on one side of the No. two fixing block (145), and the No. two hose (11) penetrates through the No. two rubber bands (16).
5. The pesticide spraying plant protection unmanned aerial vehicle of claim 1, characterized in that: and a dense filter screen (17) is arranged at the opening end of the medicine box (7).
6. The pesticide spraying plant protection unmanned aerial vehicle of claim 1, characterized in that: a grid (18) is arranged in the medicine box (7).
7. The pesticide spraying plant protection unmanned aerial vehicle of claim 6, characterized in that: the surface of the grating (18) is provided with flow holes.
8. The pesticide spraying plant protection unmanned aerial vehicle of claim 1, characterized in that: the first pressure nozzle (93) and the second pressure nozzle (13) are made of stainless steel.
9. The pesticide spraying plant protection unmanned aerial vehicle of claim 1, characterized in that: and a spring (19) is arranged on the surface of the frame (4).
10. The pesticide spraying plant protection unmanned aerial vehicle of claim 2, characterized in that: rubber pads are arranged on the first sliding block (143) and the second sliding block (145), and rubber pads are arranged on one sides of the first fixing block (144) and the second fixing block (145).
CN202210394993.XA 2022-04-14 2022-04-14 Pesticide sprays plant protection unmanned aerial vehicle Pending CN115571343A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210394993.XA CN115571343A (en) 2022-04-14 2022-04-14 Pesticide sprays plant protection unmanned aerial vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210394993.XA CN115571343A (en) 2022-04-14 2022-04-14 Pesticide sprays plant protection unmanned aerial vehicle

Publications (1)

Publication Number Publication Date
CN115571343A true CN115571343A (en) 2023-01-06

Family

ID=84579231

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210394993.XA Pending CN115571343A (en) 2022-04-14 2022-04-14 Pesticide sprays plant protection unmanned aerial vehicle

Country Status (1)

Country Link
CN (1) CN115571343A (en)

Similar Documents

Publication Publication Date Title
CN207242047U (en) A kind of new unmanned plane using wireless remote control technology for agricultural seeder
CN111066758B (en) Many rotor unmanned aerial vehicle with centrifugal nozzle
CN107926618A (en) A kind of municipal administration gard watering atomization injection water sprinkler
CN111713473B (en) Agricultural plant protection unmanned aerial vehicle of high-efficient operation
CN206215396U (en) Blast atomising device and apply its plant protection unmanned plane
CN109550608A (en) A kind of adjustable type plant protection drone pesticide spraying spray head
CN109110132A (en) A kind of plant protection drone with explosive box replacement function convenient for storage
CN115571343A (en) Pesticide sprays plant protection unmanned aerial vehicle
CN207628598U (en) A kind of plant protection drone nozzle
CN214758800U (en) Plant protection unmanned aerial vehicle sprinkler
CN213705791U (en) Vertical take-off and landing unmanned aerial vehicle
CN206587939U (en) A kind of ejecting device of plant protection unmanned plane
CN108935415A (en) A kind of agricultural fog machine
CN212667670U (en) Large-spraying-amplitude agricultural plant protection unmanned aerial vehicle
CN209423878U (en) A kind of adjustable type plant protection drone pesticide spraying spray head
CN214566174U (en) Plant protection unmanned aerial vehicle who possesses stronger load-carrying capacity
CN212709983U (en) Plant protection unmanned aerial vehicle is with scalable shower nozzle
CN211442772U (en) Unmanned aerial vehicle is with outer hanging pesticide sprinkler
CN210229489U (en) Atomizer for municipal administration dust fall
CN209739360U (en) A unmanned aerial vehicle for pesticide sprays
CN210235327U (en) Unmanned aerial vehicle environmental protection agricultural of preventing diffusion spouts medicine device
CN111216896A (en) A spray even high-efficient type unmanned aerial vehicle for agricultural plant protection
CN111301684A (en) A sprinkler for plant protection unmanned aerial vehicle
CN216581035U (en) Air-assisted pesticide spraying device based on unmanned aerial vehicle
CN214930643U (en) Agricultural is with spilling medicine unmanned aerial vehicle

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination