CN111137456A - Adjustable unmanned aerial vehicle device who spouts medicine scope - Google Patents
Adjustable unmanned aerial vehicle device who spouts medicine scope Download PDFInfo
- Publication number
- CN111137456A CN111137456A CN201911329622.8A CN201911329622A CN111137456A CN 111137456 A CN111137456 A CN 111137456A CN 201911329622 A CN201911329622 A CN 201911329622A CN 111137456 A CN111137456 A CN 111137456A
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- CN
- China
- Prior art keywords
- unmanned aerial
- aerial vehicle
- vehicle device
- box
- motor
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- 239000003814 drug Substances 0.000 title claims description 33
- 238000005507 spraying Methods 0.000 claims abstract description 38
- 239000000575 pesticide Substances 0.000 claims abstract description 35
- 239000007788 liquid Substances 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 5
- 210000000038 chest Anatomy 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- A01M7/005—Special arrangements or adaptations of the spraying or distributing parts, e.g. adaptations or mounting of the spray booms, mounting of the nozzles, protection shields
- A01M7/0053—Mounting of the spraybooms
- A01M7/0057—Mounting of the spraybooms with active regulation of the boom position
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Pest Control & Pesticides (AREA)
- Insects & Arthropods (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Aviation & Aerospace Engineering (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses an unmanned aerial vehicle device capable of adjusting a pesticide spraying range, which comprises an unmanned aerial vehicle main body, a pesticide box and a controller, wherein the pesticide box is arranged below the unmanned aerial vehicle main body, the controller is arranged at one side of the unmanned aerial vehicle main body, an adjusting box is fixed below the pesticide box, the adjusting box is of a square structure with an opening at the lower end, a first motor is arranged outside the middle position of the adjusting box, an output shaft of the first motor is inserted into the adjusting box, the tail end of the adjusting box is connected with a driving gear, two ends of the driving gear are symmetrically meshed and connected with two driven gears, one end of each driven gear is rotatably connected with the inner side surface of the adjusting box through a screw rod, the thread rotating directions of the screw rods at the two ends are opposite, the outer side surface of the screw rod is in threaded connection with a sliding block, the lower end of the sliding block, the spraying density of the pesticide is more uniform, no waste is caused, and the spraying efficiency is improved.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle device capable of adjusting a spraying range.
Background
Unmanned aerial vehicle is "unmanned aerial vehicle" for short, english is abbreviated as "UAV", is the unmanned aerial vehicle who utilizes radio remote control equipment and the program control device of self-contained to control, perhaps operate by on-vehicle computer independently totally or intermittently, along with the development of agricultural intellectuality, unmanned aerial vehicle also is applied to farming, because the area in farmland is great for some times, adopt traditional ground to spout the medicine mode and can occupy a large amount of time, can make simultaneously that spout medicine personnel's work load very big, consequently adopt unmanned aerial vehicle to carry on the medical kit and carry out the low empty medicine that spouts.
The shower nozzle position that current unmanned aerial vehicle spouts medicine device and set up usually is fixed, can't adjust the spraying scope according to the crops close planting degree of actual planting for spout medicine efficiency and reduce.
Disclosure of Invention
The invention aims to overcome the existing defects and provides an unmanned aerial vehicle device capable of adjusting the pesticide spraying range, which can adjust the pesticide spraying range according to the close planting degree of different crops, so that the pesticide spraying density is more uniform, no waste is caused, the pesticide spraying efficiency is improved, and the problems in the background technology can be effectively solved.
In order to achieve the purpose, the invention provides the following technical scheme: an unmanned aerial vehicle device capable of adjusting the spraying range, which comprises an unmanned aerial vehicle main body, a medicine box and a controller, the medical kit sets up the below in the unmanned aerial vehicle main part, one side of unmanned aerial vehicle main part is equipped with the controller, the below of medical kit is fixed with the regulating box, the regulating box is opened for the lower extreme has open square body structure, the intermediate position outside of regulating box is equipped with first motor, the output shaft of first motor inserts in the regulating box and trailing end connection has drive gear, drive gear's both ends symmetric meshing is connected with two driven gear, the screw rod is passed through to driven gear's one end and is connected with the rotation of regulating box medial surface, the screw thread of both ends screw rod is revolved to on the contrary, the lateral surface threaded connection of screw rod has the slider, the lower extreme of slider is equipped with the spray pipe, the lower extreme and the spray pipe of medical kit are linked together through the catheter, the input of controller is connected with external control device's output electricity.
As a preferable technical scheme of the invention, a supporting plate is fixedly connected below the sliding block through a connecting shaft, a second motor is fixed on the supporting plate through a motor bracket arranged on the lower surface of the supporting plate, the liquid guide pipe is rotatably connected with the pesticide spraying pipe through a bearing, an output shaft of the second motor is fixedly connected with the pesticide spraying pipe, and an input end of the second motor is electrically connected with an output end of the controller.
As a preferred technical scheme of the invention, four fixing columns are arranged between the sliding block and the supporting plate, and the four fixing columns are uniformly distributed on the periphery of the lower surface of the sliding block.
As a preferred technical scheme of the invention, one end of the outer side surface of the liquid guide pipe, which is close to the medicine box, is provided with an electric control valve, and the input end of the electric control valve is electrically connected with the output end of the controller.
As a preferred technical scheme of the invention, the pesticide spraying pipe is of an inverted cone structure, and pesticide outlet holes are uniformly distributed on the outer side surface of the pesticide spraying pipe in a layered manner.
According to a preferable technical scheme, reinforcing plates are symmetrically arranged at two ends of the medicine chest, fixing plates are arranged on the outer side face of the unmanned aerial vehicle main body corresponding to the reinforcing plates, and the fixing plates are fixedly connected with the reinforcing plates through bolts.
As a preferable technical scheme of the invention, the medicine chest is fixedly connected with the adjusting box through symmetrically arranged supporting frames.
Compared with the prior art, the invention has the beneficial effects that: this adjustable unmanned aerial vehicle device who spouts medicine scope compact structure, and reasonable in design, occupation space is little during the use, can change the pesticide spraying scope according to the crops close planting degree in different periods, drive driven gear through setting up drive gear and rotate, and then drive the screw rod and rotate, be threaded connection between screw rod and the slider, and then can adjust the position of spout the pencil, the pesticide that does not need adjustment unmanned aerial vehicle's flight position to carry out different within ranges sprays, neither cause the pesticide extravagant, can improve again and spout medicine efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of FIG. 1A;
FIG. 3 is a front view of the present invention;
FIG. 4 is a left side view of the present invention;
FIG. 5 is an enlarged view of FIG. 4B;
fig. 6 is a bottom view of the present invention.
In the figure: 1 unmanned aerial vehicle main part, 2 medical chests, 3 controllers, 4 reinforcing plates, 5 fixed plates, 6 supporting frames, 7 adjusting boxes, 8 first motors, 9 driving gears, 10 driven gears, 11 screw rods, 12 sliding blocks, 13 fixed columns, 14 connecting shafts, 15 supporting plates, 16 second motors, 17 motor supports, 18 pesticide spraying pipes, 19 pesticide outlet holes, 20 liquid guide pipes, 21 electric control valves and 22 bearings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments (for convenience of description and understanding, the upper side of fig. 2 is referred to as the upper side below). 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.
Referring to fig. 1-6, the present invention provides a technical solution: an unmanned aerial vehicle device capable of adjusting pesticide spraying range comprises an unmanned aerial vehicle main body 1, a pesticide box 2 and a controller 3, wherein the pesticide box 2 is arranged below the unmanned aerial vehicle main body 1, reinforcing plates 4 are symmetrically arranged at two ends of the pesticide box 2, a fixing plate 5 is arranged on the outer side surface of the unmanned aerial vehicle main body 1 corresponding to the positions of the reinforcing plates 4, the fixing plate 5 is fixedly connected with the reinforcing plates 4 through bolts, the pesticide box 2 is conveniently mounted and dismounted with the unmanned aerial vehicle main body 1 through the bolt connection between the fixing plate 5 and the reinforcing plates 4, the controller 3 is arranged at one side of the unmanned aerial vehicle main body 1, an adjusting box 7 is fixed below the pesticide box 2, the pesticide box 2 is fixedly connected with the adjusting box 7 through symmetrically arranged supporting frames 6, the connecting stability between the pesticide box 2 and the adjusting box 7 is improved through the arrangement of the supporting frames 6, the adjusting box 7 is of a square structure with an opening at the lower end, a, an output shaft of a first motor 8 is inserted into the adjusting box 7, the tail end of the output shaft is connected with a driving gear 9, two ends of the driving gear 9 are symmetrically meshed with two driven gears 10, one end of each driven gear 10 is rotatably connected with the inner side surface of the adjusting box 7 through a screw rod 11, the thread turning directions of the screw rods 11 at the two ends are opposite, the outer side surface of each screw rod 11 is connected with a slide block 12 in a threaded manner, the lower end of each slide block 12 is provided with a pesticide spraying pipe 18, the lower part of each slide block 12 is fixedly connected with a support plate 15 through a connecting shaft 14, fixing columns 13 are arranged between the slide block 12 and the support plate 15, the four fixing columns 13 are uniformly distributed around the lower surface of the slide block 12, the support plate 15 is fixed with a second motor 16 through a motor support 17 arranged on the lower surface of the support plate 15, a, the spraying uniformity is ensured, meanwhile, the liquid medicine is prevented from being accumulated in the spraying pipe 18, the output shaft of the second motor 16 is fixedly connected with the spraying pipe 18, the lower end of the medicine box 2 is communicated with the spraying pipe 18 through a liquid guide pipe 20, one end, close to the medicine box 2, of the outer side surface of the liquid guide pipe 20 is provided with an electric control valve 21, the spraying pipe 18 is of an inverted cone structure, the outer side surface of the spraying pipe 18 is uniformly provided with medicine outlet holes 19 in a layered mode, the medicine outlet holes 19 are respectively arranged in a layer-by-layer mode, the liquid inlet amount in the spraying pipe 18 is controlled through the electric control valve 21, the pesticide spraying range can be further controlled, the input end of the controller 3 is electrically connected with the output end of an external control device, the output end of the controller 3 is respectively electrically connected with the input ends of the unmanned aerial vehicle main body 1, the first motor 8, the second motor 16 and the electric control valve 21, the, First motor 8, second motor 16 and electric control valve 21 all adopt the method commonly used among the prior art, and this adjustable unmanned aerial vehicle device who spouts the medicine scope compact structure, reasonable in design, occupation space is little during the use, can change the pesticide spraying scope according to the crops close planting degree in different periods.
When in use: according to the crops distance of planting closely of difference, give controller 3 send instruction through external control device, controller 3 control unmanned aerial vehicle's flight orbit is at the crops intermediate position of adjacent planting, then start through controller 3 control first motor 8, and drive driven gear 10 through drive gear 9 and rotate, and then drive screw rod 11 and rotate, screw rod 11 rotates and drives slider 12 and remove, the position of adjustment spray tube 18, then open and lead-in pesticide in spray tube 18 through catheter 20 through controller 3 control electric control valve 21, can be according to the opening degree control feed liquor volume of control electric control valve 21, the spraying range of medicine is controlled through the play medicine hole 19 that back taper's 18 lateral surface successive layer was seted up to medicine spray tube 18, it is rotatory to control spray tube 18 through second motor 16, prevent the liquid medicine deposit, make and spray more even.
The invention can be operated conveniently, occupies less space when in use and is convenient to operate and use; the pesticide spraying range can be changed according to the close planting degree of crops in different periods, and the use convenience is improved; the second motor 16 is convenient to rotate the spraying pipe 18, so that uniform spraying is ensured, and meanwhile, liquid medicine is prevented from being accumulated in the spraying pipe 18, and the use convenience is further improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an adjustable unmanned aerial vehicle device who spouts medicine scope, includes unmanned aerial vehicle main part (1), medical kit (2) and controller (3), medical kit (2) set up in the below of unmanned aerial vehicle main part (1), and one side of unmanned aerial vehicle main part (1) is equipped with controller (3), its characterized in that: an adjusting box (7) is fixed below the medicine box (2), the adjusting box (7) is of a square structure with an opening at the lower end, a first motor (8) is arranged outside the middle position of the adjusting box (7), an output shaft of the first motor (8) is inserted into the adjusting box (7), the tail end of the adjusting box is connected with a driving gear (9), two driven gears (10) are symmetrically meshed and connected with two ends of the driving gear (9), one end of each driven gear (10) is rotatably connected with the inner side surface of the adjusting box (7) through a screw rod (11), the thread turning directions of the screw rods (11) at two ends are opposite, a sliding block (12) is in threaded connection with the outer side surface of the screw rod (11), a medicine spraying pipe (18) is arranged at the lower end of the sliding block (12), the lower end of the medicine box (2) is communicated with the medicine spraying pipe (18) through a liquid guide pipe (, the output of controller (3) is connected with the input electricity of unmanned aerial vehicle main part (1) and first motor (8) respectively.
2. The unmanned aerial vehicle device of claim 1, wherein the unmanned aerial vehicle device comprises: the lower part of the sliding block (12) is fixedly connected with a supporting plate (15) through a connecting shaft (14), the supporting plate (15) is fixedly provided with a second motor (16) through a motor support (17) arranged on the lower surface of the supporting plate, a liquid guide pipe (20) is rotatably connected with a medicine spraying pipe (18) through a bearing (22), an output shaft of the second motor (16) is fixedly connected with the medicine spraying pipe (18), and an input end of the second motor (16) is electrically connected with an output end of a controller (3).
3. The unmanned aerial vehicle device of claim 1 or 2, wherein the unmanned aerial vehicle device comprises: be equipped with fixed column (13) between slider (12) and backup pad (15), the quantity of fixed column (13) is four, and four fixed column (13) evenly distributed are around the lower surface of slider (12).
4. The unmanned aerial vehicle device of claim 1 or 2, wherein the unmanned aerial vehicle device comprises: one end of the outer side surface of the liquid guide pipe (20) close to the medicine box (2) is provided with an electric control valve (21), and the input end of the electric control valve (21) is electrically connected with the output end of the controller (3).
5. The unmanned aerial vehicle device of claim 1, wherein the unmanned aerial vehicle device comprises: the pesticide spraying pipe (18) is of an inverted cone structure, and pesticide outlet holes (19) are uniformly distributed on the outer side surface of the pesticide spraying pipe (18) in a layered mode.
6. The unmanned aerial vehicle device of claim 1, wherein the unmanned aerial vehicle device comprises: the both ends symmetry of medical kit (2) is equipped with reinforcing plate (4), and the lateral surface of unmanned aerial vehicle main part (1) corresponds reinforcing plate (4) position and is equipped with fixed plate (5), passes through bolt fixed connection between fixed plate (5) and reinforcing plate (4).
7. The unmanned aerial vehicle device of claim 1 or 6, wherein the unmanned aerial vehicle device comprises: the medicine chest (2) is fixedly connected with the adjusting box (7) through symmetrically arranged supporting frames (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911329622.8A CN111137456A (en) | 2019-12-20 | 2019-12-20 | Adjustable unmanned aerial vehicle device who spouts medicine scope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911329622.8A CN111137456A (en) | 2019-12-20 | 2019-12-20 | Adjustable unmanned aerial vehicle device who spouts medicine scope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111137456A true CN111137456A (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911329622.8A Pending CN111137456A (en) | 2019-12-20 | 2019-12-20 | Adjustable unmanned aerial vehicle device who spouts medicine scope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111137456A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114096464A (en) * | 2020-10-12 | 2022-02-25 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle |
| CN115226698A (en) * | 2022-09-13 | 2022-10-25 | 广东省农业科学院植物保护研究所 | Intelligent pesticide applying mechanical arm for crop planting and control method |
| CN115723951A (en) * | 2022-12-12 | 2023-03-03 | 华南农业大学 | Adjustable unmanned aerial vehicle that gives medicine to poor free of charge that sprays scope |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206136994U (en) * | 2016-10-08 | 2017-05-03 | 无锡飞天侠科技有限公司 | Unmanned aerial vehicle sprays scope adjusting device |
| CN107472538A (en) * | 2017-07-18 | 2017-12-15 | 深圳市雷凌广通技术研发有限公司 | A kind of Intelligent unattended machine for pesticide spraying |
| CN107810940A (en) * | 2017-12-15 | 2018-03-20 | 南京菱亚汽车技术研究院 | A kind of high unmanned plane of spraying efficiency for pesticide spraying |
| RU179386U1 (en) * | 2017-08-09 | 2018-05-11 | Общество с ограниченной ответственностью "АГРОДРОНГРУПП" (ООО "АГРОДРОНГРУПП") | Unmanned aerial vehicle for the processing of plants |
| CN207826558U (en) * | 2017-11-09 | 2018-09-07 | 张家口东升植保科技开发有限公司 | Uniform chemical spraying device is sprayed based on plant protection drone |
-
2019
- 2019-12-20 CN CN201911329622.8A patent/CN111137456A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206136994U (en) * | 2016-10-08 | 2017-05-03 | 无锡飞天侠科技有限公司 | Unmanned aerial vehicle sprays scope adjusting device |
| CN107472538A (en) * | 2017-07-18 | 2017-12-15 | 深圳市雷凌广通技术研发有限公司 | A kind of Intelligent unattended machine for pesticide spraying |
| RU179386U1 (en) * | 2017-08-09 | 2018-05-11 | Общество с ограниченной ответственностью "АГРОДРОНГРУПП" (ООО "АГРОДРОНГРУПП") | Unmanned aerial vehicle for the processing of plants |
| CN207826558U (en) * | 2017-11-09 | 2018-09-07 | 张家口东升植保科技开发有限公司 | Uniform chemical spraying device is sprayed based on plant protection drone |
| CN107810940A (en) * | 2017-12-15 | 2018-03-20 | 南京菱亚汽车技术研究院 | A kind of high unmanned plane of spraying efficiency for pesticide spraying |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114096464A (en) * | 2020-10-12 | 2022-02-25 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle |
| WO2022077177A1 (en) * | 2020-10-12 | 2022-04-21 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle |
| CN115226698A (en) * | 2022-09-13 | 2022-10-25 | 广东省农业科学院植物保护研究所 | Intelligent pesticide applying mechanical arm for crop planting and control method |
| CN115226698B (en) * | 2022-09-13 | 2023-08-22 | 广东省农业科学院植物保护研究所 | Intelligent pesticide application manipulator for crop planting and control method |
| CN115723951A (en) * | 2022-12-12 | 2023-03-03 | 华南农业大学 | Adjustable unmanned aerial vehicle that gives medicine to poor free of charge that sprays scope |
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Application publication date: 20200512 |