CN111907710B - Sugarcane medicament spraying system - Google Patents
Sugarcane medicament spraying system Download PDFInfo
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- CN111907710B CN111907710B CN202010826140.XA CN202010826140A CN111907710B CN 111907710 B CN111907710 B CN 111907710B CN 202010826140 A CN202010826140 A CN 202010826140A CN 111907710 B CN111907710 B CN 111907710B
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- unmanned aerial
- aerial vehicle
- vehicle body
- medicament
- neck
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS 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
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
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- 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
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- 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
- A01M7/0025—Mechanical sprayers
- A01M7/0032—Pressure sprayers
- A01M7/0042—Field sprayers, e.g. self-propelled, drawn or tractor-mounted
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
- B64D27/02—Aircraft characterised by the type or position of power plant
- B64D27/16—Aircraft characterised by the type or position of power plant of jet type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
- B64D47/08—Arrangements of cameras
Abstract
The invention discloses a sugarcane medicament spraying system which comprises an unmanned aerial vehicle body, a lifting rotor wing, a forward power device, a direction adjusting device and a medicament box, wherein the lifting rotor wing, the forward power device, the direction adjusting device and the medicament box are arranged on the unmanned aerial vehicle body; the advancing power device comprises a main air injection pipe, lateral adjusting pipes which can be communicated with two sides of the tail of the main air injection pipe in an opening and closing manner, and a turbofan assembly arranged at the air inlet end of the main air injection pipe, wherein the main air injection pipe is arranged on the unmanned aerial vehicle body; the lateral adjusting pipe can be bent and deformed; the neck part is arranged behind the exhaust of the turbofan component and the caliber of the neck part is smaller than the calibers of the air inlet end and the air outlet end of the main air injection pipe; the direction adjusting device is installed on the unmanned aerial vehicle body, and the chemical tank is installed on the unmanned aerial vehicle body, and the one end of suction pipeline is inserted on it, and the other end and the neck of suction pipeline can communicate with opening and close. The spraying system is ingenious in structure, partial power in the propelling direction is utilized to suck and break up the medicament, and the spraying of the medicament is realized while the spraying system advances.
Description
Technical Field
The invention relates to the technical field of agriculture and forestry planting equipment, in particular to a sugarcane medicament spraying system.
Background
The sugarcane is planted on a large scale, basically, the sugarcane is planted in a land with hundreds to thousands of acres in a connected mode, and the sugarcane field needs to be sprayed with concentrated pesticide aiming at inevitable disease and pest prevention and control in the sugarcane planting process. In order to improve the prevention and control effect of diseases and pests, the whole sugarcane field generally needs to be intensively sprayed to achieve the purpose of controlling and controlling the diseases and pests, and the problem of back-and-forth migration of the diseases and pests caused by spraying of a medicament is avoided in such a way. Therefore, the prevention and control mode puts high requirements on the traditional manual or other mechanical spraying modes, and due to low efficiency, the mode is easy to generate the leakage spraying area in the sugarcane field in the pesticide spraying process, and if the leakage spraying area is generated in the disease and pest prevention and control process, the disease and pest prevention and control effect is easy to reduce.
Along with the development of modern agriculture, automation in the agricultural production is also higher and higher, some equipment of being convenient for improve the agricultural production automation has appeared on the market at present, for example plant protection unmanned aerial vehicle, and plant protection unmanned aerial vehicle generally is engaged in work such as some farmland are patrolled and examined, the sick and pest control and fertilize, because convenience and flexibility, has used widely gradually in modern agriculture. And plant protection unmanned aerial vehicle on the market is most for rotor formula unmanned aerial vehicle, and its lift that utilizes the rotor flies, except that at least one owner promotes the rotor past, it still is provided with at least one and is used for avoiding unmanned aerial vehicle pivoted direction to adjust the rotor. Of course, in some unmanned aerial vehicles, the mode of multiple lifting rotors is adopted for lifting, and the lifting rotors generally appear in pairs, wherein at least one pair of rotors rotate in opposite directions, and the lifting directions are the same, so that the torsional force generated between the rotors is mutually offset, and the rotation of the unmanned aerial vehicle is avoided. In addition, the direction of plant protection unmanned aerial vehicle is adjusted generally through controlling the differential between a plurality of rotors and is realized the direction and adjust, and some steering flabellums that are used for turning to specially are provided in some unmanned aerial vehicles of course. In addition, a motor for sucking or spraying the medicament is needed, and at least more than three power motors are needed in the whole unmanned aerial vehicle; although some unmanned aerial vehicles adopt fuel drive, adjust the direction and suction or spray the power supply of medicament and inevitably need install in unmanned aerial vehicle for whole unmanned aerial vehicle limit load reduces, directly reduces unmanned aerial vehicle's flight journey and work duration. Unmanned aerial vehicle's payload reduces the back, has directly reduced the medicament volume that it can carry for need constantly to go up and down to adorn at the sick worm prevention and cure in-process and carry the medicament, reduced the efficiency of whole sugarcane sick worm prevention and cure.
Disclosure of Invention
The invention aims to solve at least one of the technical problems and provides a sugarcane medicament spraying system which is ingenious in structure, utilizes partial power in the propelling direction to suck and scatter medicaments, and realizes the spraying of the medicaments while the sugarcane medicament spraying system moves forwards.
In order to achieve the purpose, the invention adopts the technical scheme that:
a sugarcane medicament spraying system comprises an unmanned aerial vehicle body and a lifting rotor wing arranged on the unmanned aerial vehicle body, wherein the lifting rotor wing is used for providing a lifting force; the device also comprises a forward power device, a direction adjusting device and a medicament box; the advancing power device comprises a main air injection pipe, lateral adjusting pipes which can be communicated with two sides of the tail of the main air injection pipe in an opening and closing manner, and a turbofan assembly arranged at the air inlet end of the main air injection pipe, wherein the main air injection pipe is arranged on the unmanned aerial vehicle body; the lateral adjusting pipe can be bent and deformed; the main jet pipe is provided with a neck part behind the exhaust of the turbofan component, and the caliber of the neck part is smaller than the calibers of the air inlet end and the air outlet end of the main jet pipe; the direction adjusting device is arranged on the unmanned aerial vehicle body and used for adjusting the direction of the air outlet end of the lateral adjusting pipe; the chemical tank is installed on the unmanned aerial vehicle body, and the one end of cartridge suction pipeline on it, the other end and the neck of suction pipeline can open and close ground intercommunication.
As an improvement of the technical scheme, the device further comprises an atomizing device, wherein the atomizing device comprises a barrel, a liquid collecting cavity and an atomizing cavity communicated with the liquid collecting cavity, the liquid collecting cavity and the atomizing cavity are arranged in the barrel, the feeding end of the liquid collecting cavity is connected with the discharging end of the suction pipeline, and the discharging end of the atomizing cavity is obliquely communicated with the neck; the discharging end of the atomizing cavity is provided with a net piece, and the net piece is provided with a plurality of meshes.
As an improvement of the technical scheme, an electric control valve is arranged between the atomizing cavity and the neck.
As an improvement of the technical scheme, the atomizing cavity is communicated with the liquid collecting cavity through a plurality of liquid outlet channels, and the pipe diameter of each liquid outlet channel is smaller than that of the suction pipeline.
As an improvement of the technical scheme, the air inlet end of the lateral adjusting pipe is arranged behind the air injection main pipe positioned at the neck, and a control valve is arranged between the air injection main pipe and the lateral adjusting pipe.
As an improvement of the technical scheme, the unmanned aerial vehicle further comprises a driving device, wherein the driving device comprises an engine assembly and a generator assembly, the engine assembly supplies oil through an oil tank, the engine assembly is provided with at least two groups of power output ends, and the at least one group of output ends drives the generator assembly to generate electricity so as to realize energy supply of the unmanned aerial vehicle; at least one set of output drives the rotation that promotes rotor and turbofan subassembly.
As the improvement of above-mentioned technical scheme, engine assembly includes mount, fuel engine and gearbox, mount detachably installs on the unmanned aerial vehicle body, fuel engine and gearbox are all installed on the mount, the output of fuel engine is connected with the input of gearbox, the gearbox is provided with at least two sets of outputs, and is at least a set of the output drive generator subassembly electricity generation of gearbox, at least a set of the output of gearbox drives the rotation that promotes rotor and turbofan subassembly.
As an improvement of the above technical scheme, the direction adjusting device comprises a telescopic electric cylinder and a fixed sleeve hinged to an output end of the telescopic electric cylinder, the telescopic electric cylinder is movably hinged to the unmanned aerial vehicle body, and the fixed sleeve is sleeved on the lateral adjusting pipe and is located at one end of the lateral adjusting pipe, where the lateral adjusting pipe gives out air; the generator assembly provides power for the telescopic electric cylinder.
As an improvement of the technical scheme, the device further comprises a monitoring device, the monitoring device comprises a camera and a controller in communication connection with the camera, the camera is arranged at the front end of the unmanned aerial vehicle body, the camera shoots crop images on the flight path of the unmanned aerial vehicle body and transmits the images to the controller, the controller is arranged on the unmanned aerial vehicle body and comprises an image processing module, a storage module and a main control module, the image processing module receives image information shot by the camera, the image processing module calls the common crop disease and insect pest images stored in the storage module to compare and confirm the crop disease and insect pest state and the disease and insect pest type on the flight path of the unmanned aerial vehicle body, the storage module stores the common crop disease and insect pest images, and the main control module controls the suction pipeline and the neck to be opened or closed according to the crop disease and insect pest state and insect pest type, in order to prevent and treat the plant diseases and insect pests, the camera and the controller are both electrically connected with the generator assembly.
As an improvement of the above technical scheme, the turbofan assembly comprises an installation cylinder installed at the air inlet end of the main air injection pipe, an installation support arranged in the installation cylinder, and a main shaft rotatably installed on the installation support, wherein the main shaft is provided with a plurality of fan blades and is connected with the output end of the gearbox through a belt; the air inlet end of the mounting cylinder is provided with a horn mouth.
Compared with the prior art, the beneficial effects of this application are:
the sugarcane medicament spraying system takes the unmanned aerial vehicle as a carrier, utilizes the lifting rotor wing to provide lift force, designs a forward power device on the unmanned aerial vehicle body, utilizes the turbofan component to be matched with the main air injection pipe to realize the forward movement of the unmanned aerial vehicle body, and utilizes the direction adjusting device to adjust the direction of the lateral adjusting pipe to realize the steering of the unmanned aerial vehicle and offset the lateral torsional force brought by the lifting rotor wing; in addition, the neck is designed according to the venturi tube principle, the negative pressure generated on the neck by the air flow generated by the turbofan assembly is utilized to suck the medicament in the medicament box, and the supply and atomization work of the medicament are realized. This medicament spraying system structure is ingenious, can realize unmanned aerial vehicle's the gos forward and turn, can realize again that the suction of medicament sprays, has reduced the required power that turns to of traditional unmanned aerial vehicle and medicament and has sprayed, can effectively reduce unmanned aerial vehicle self weight, improves self load-carrying capacity and duration.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a top view of an embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;
FIG. 4 is a cross-sectional view of the forward power unit in an embodiment of the present invention;
FIG. 5 is a cross-sectional view of an atomizing device in an embodiment of the present invention;
fig. 6 is a control schematic diagram of an embodiment of the present invention.
In the figure: unmanned aerial vehicle body 1, frame 11, supporting legs 12, lift rotor 2, power device 3 that advances, jet-propelled main pipe 31, side direction adjusting pipe 32, turbofan subassembly 33, installation section of thick bamboo 331, installing support 332, main shaft 333, flabellum 334, neck 34, control valve 35, direction adjusting device 5, flexible electric cylinder 51, fixed cover 52, medicine case 6, suction line 61, atomizing device 7, barrel 71, collecting chamber 72, atomizing chamber 73, net piece 74, automatically controlled valve 75, liquid outlet channel 76, drive arrangement, engine assembly 81, mount 811, fuel machine 812, gearbox 813, generator assembly 82, monitoring devices 9, camera 91, controller 92
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, and 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.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items
As shown in fig. 1 to 6, the invention provides a sugarcane medicament spraying system, which comprises an unmanned aerial vehicle body 1 and a lifting rotor 2 arranged on the unmanned aerial vehicle body 1, wherein the lifting rotor 2 is used for providing a lifting force; further comprises a forward power device 3, a direction adjusting device 5, a medicament box 6, an atomizing device 7 and a driving device, wherein the driving device comprises an engine component 81 and a generator component 82. In this application, unmanned aerial vehicle body 1 is conventional unmanned aerial vehicle platform, can be conventional electronic or fuel drive. While the lifting rotors 2 are provided with only one set in the present application, which is overall similar to the design of a helicopter; promote rotor 2 in addition and can adopt the design of folding wing, improve whole unmanned aerial vehicle's load-carrying capacity and storage capacity. The folding structure of the lifting rotor 2 can refer to patent CN 201710762174.5-folding wing design in folding wing unmanned aerial vehicle for aerial photography, and this application is not detailed here. In addition, unmanned aerial vehicle body 1 can be provided with frame 11 and the supporting legs 12 of setting in the frame, wherein promote rotor 2 rotatable the installation on the top of frame 11, power device 3 advances, direction adjusting device 5, chemical tank 6, atomizing device 7 and drive arrangement all install in frame 11, power device 3 advances, direction adjusting device 5, chemical tank 6 and atomizing device 7 also can install on drive arrangement 8's shell, the drawing of this application is for installing on drive arrangement's shell. The advancing power device 3, the direction adjusting device 5, the chemical box 6, the atomizing device 7 and the driving device can adopt a modular design, so that the convenience of later maintenance and replacement is improved; the lifting rotor 2 is directly connected to the main output of the motor assembly 81.
Referring to fig. 1 to 3, the engine assembly 81 is supplied with oil through an oil tank 83, the engine assembly 81 is provided with at least two groups of power output ends, and at least one group of output ends drives a generator assembly 82 to generate electricity so as to realize energy supply of the unmanned aerial vehicle; at least one set of outputs drives the rotation of lift rotors 2 and turbofan module 33. Wherein the power condition of two sets of power take off ends of engine subassembly 81 can be different, and the power condition includes parameters such as moment of torsion, rotational speed, and such design is in order to adapt to different service environment, improves the convenience of using. The generator assembly 82 may be a conventional generator set on the market, and the application is not described in detail herein.
The engine assembly 81 comprises a fixing frame 811, an oil burning machine 812 and a gearbox 813, wherein the fixing frame 811 is detachably mounted on the frame 11 and can be fixedly connected with the frame by bolts; the utility model discloses a power generation device, including gearbox 813, oil-burning machine 812 and gearbox 813 all install on mount 811, the output of oil-burning machine 812 is connected with the input of gearbox 813, gearbox 813 is provided with at least two sets of outputs, and is at least a set of the output drive generator subassembly 82 of gearbox 813 generates electricity, and is at least a set of the output of gearbox 813 drives the rotation that promotes rotor 2 and turbofan component 33. The gearbox 813 may be a conventional gearbox, which is not described in detail herein; the fuel engine 812 may be a commercially available engine. It should be noted that, in the present application, the main power output end of the gearbox 813 is the rotation of the lifting rotor 2, and the required rotation speed is quite high, so that it can be just used as the rotation power source of the turbofan module 33; and generator module 82 just converts into electric power as the fractional part power, and it is used for supplying the electronic components work on the whole unmanned aerial vehicle body 1, is not the main power of power consumption for this reason, and generator module 82 is connected with the secondary power take off end of gearbox 813 in this application for this reason. Of course, in the present application, the forward power unit 3, the direction adjusting unit 5, the chemical tank 6, and the atomizing unit 7 may be mounted on the fixing bracket 811.
Referring to fig. 1 to 5, in this application, because promote rotor 2 to adopting one and promote, promote rotor 2 when the pivoted, inevitably to giving unmanned aerial vehicle body 1 torsional force, in order to keep unmanned aerial vehicle body 1 stable and can provide forward thrust, need not realize advancing of unmanned aerial vehicle body 1 through the control inclination that promotes rotor 2 in this application. The advancing power device 3 comprises a main air injection pipe 31, lateral adjusting pipes 32 which can be communicated with two sides of the tail of the main air injection pipe 31 in an opening and closing manner, and a turbofan assembly 33 which is arranged at the air inlet end of the main air injection pipe 31, wherein the main air injection pipe 31 is arranged on the unmanned aerial vehicle body 1; the lateral adjusting pipe 32 can be bent and deformed; a neck part 34 is arranged behind the exhaust of the turbofan component 33 on the main jet pipe 31, and the caliber of the neck part 34 is smaller than the calibers of the air inlet end and the air outlet end of the main jet pipe 31; the direction adjusting device 5 is installed on the unmanned aerial vehicle body 1 and used for adjusting the direction of the air outlet end of the lateral adjusting pipe 32; the medicament box 6 is installed on the frame 11 of the unmanned aerial vehicle body 1, and one end of the suction pipeline 61 is inserted on the medicament box, and the other end of the suction pipeline 61 is communicated with the neck 34 in an opening and closing manner. The discharging direction of the discharging end of the suction pipeline 61 and the air outlet direction of the main air injection pipe 31 are arranged in an acute angle, and the arrangement is convenient for improving the suction force of the main air injection pipe 31 on the suction pipeline 61. In this application, utilize the reaction force that the air current that side direction control pipe 32 spun brought to realize offsetting the torsional force who promotes rotor 2, realize the ascending regulation of unmanned aerial vehicle body 1 side simultaneously. Medicine case 6 is detachable structural design in this application, the later stage of being convenient for is washd.
With further reference to fig. 4, the turbofan assembly 33 includes a mounting cylinder 331 mounted on an air inlet end of the main air injection pipe 31, a mounting bracket 332 disposed in the mounting cylinder 331, and a main shaft 333 rotatably mounted on the mounting bracket 332, wherein a plurality of fan blades 334 are disposed on the main shaft 333, and the main shaft 333 is connected to an output end of a gearbox 813 through a belt 335; the air inlet end of the mounting cylinder 331 is provided with a bell mouth. The bell mouth is used as an air inlet, which is beneficial to improving the air inlet amount.
In this application, the installation cylinder 331 is detachably installed at the air inlet end of the main air injection pipe 31, and because the rotation direction of the main shaft 333 is different from the rotation direction of the lifting rotor 2 and is perpendicular to each other, the directions of the two output ends of the gearbox 813 correspond to the driven mechanisms thereof. In this application main shaft 333 all is connected with the same output with gearbox 813 with lifting rotor 2, and for this reason the main output of gearbox 813 directly links and promotes rotor 2, simultaneously through a bevel gear of coaxial suit, realizes through this bevel gear of another bevel gear cooperation that the transmission turns to 90, and then realizes the transmission and turns to, and the power that finally realizes that the main output of gearbox 813 supplied with is parallel with main shaft 333, is convenient for drive the rotation of main shaft 333 through the belt.
Referring to fig. 3, in the present application, a venturi structure is formed by the neck 34 and the inner diameters of the main jet pipe 31 located at the front and rear sides of the neck 34. According to the venturi principle, the air flow rate at the neck 34 is fastest, and the pressure is also minimum, so that a negative pressure can be formed at the neck 34, and the present application uses the negative pressure to suck the medicament in the medicament box 6, and of course, the depth in the medicament box 6 is designed according to the present application by the air flow rate at the neck 34, so that it can be ensured that the medicament liquid in the medicament box 6 can be always sucked by the negative pressure at the neck 34, and the specific relationship between the depth of the medicament box 6 and the flow rate at the neck 34 is not the protection focus of the present application, and therefore, the detailed description is omitted, and the person skilled in the art can perform self-test verification if understanding the specific relationship. Since in some embodiments of the present application, the suction force generated by the negative pressure of the neck 34 is much greater than the gravity of the medicament in the medicament container 6 during lifting, the medicament liquid in the suction line 61 may be continuously pumped out in the present application, and in order to make the particles more fine and uniform after the medicament liquid is finally discharged out through the neck 34, the present application is designed with the atomizing device 7.
Referring to fig. 5, the atomizing device 7 includes a cylinder 71, a liquid collecting cavity 72 and an atomizing cavity 73 communicated with the liquid collecting cavity 72, the liquid collecting cavity 72 and the atomizing cavity 73 are arranged in the cylinder 71, a feed end of the liquid collecting cavity 72 is connected with a discharge end of the suction pipeline 61, and a discharge end of the atomizing cavity 73 is obliquely communicated with the neck 34; a mesh 74 is arranged at the discharge end of the atomization cavity 73, and a plurality of meshes are arranged on the mesh 74. In the present application, the liquid collecting chamber 72 has a cavity, and the inner space is larger than the inner diameter of the suction pipeline 61, so that the suction force generated by the negative pressure of the neck 34 is used to suck the medicine liquid in the medicine tank 6 into the liquid collecting chamber 72, and the space through which the medicine liquid flows becomes larger and the suction force is also present, so that the medicine liquid can be crushed and granulated at one side of the liquid collecting chamber 72; the broken medicament droplets are driven by the suction force to enter the atomizing cavity 73, and the medicament droplets sucked into the atomizing cavity 73 collide with the mesh 74 due to the existence of the mesh 74 at the outlet of the atomizing cavity 73, so that the sputtering effect is achieved; the rebounded liquid drops collide back into the atomizing cavity 73, and only a small part of the liquid drops with extremely small particle sizes penetrate through the mesh 74 and enter the neck 34 and are blown out by the high-speed air flow at the neck 34, so that the deep atomization of the liquid medicine is realized, and the spraying effect of the liquid medicine and the diffusion area of the liquid medicine in the air are improved.
Referring to fig. 4 and 5, in an embodiment of the present application, the atomizing cavity 73 is communicated with the liquid collecting cavity 72 through a plurality of liquid outlet channels 76, a pipe diameter of the liquid outlet channels 76 is smaller than a pipe diameter of the suction pipeline 61, and the liquid collecting cavity 72 makes the medicament liquid enter the liquid collecting cavity 72 after primary atomization through the liquid outlet channels 76, so that an atomization effect of the medicament liquid is improved. In addition, be provided with automatically controlled valve 75 between atomizing chamber 73 and the neck 34, set up the discharge of automatically controlled valve 75 main control medicament liquid, the person of facilitating the use controls whole unmanned aerial vehicle body 1 and sprays according to the requirement of spraying of reality.
Referring to fig. 1 and 3, the steering of the whole unmanned aerial vehicle body 1 is mainly adjusted by the lateral adjusting pipe 32 in the present application, so as to achieve a better control effect. The air inlet end of the lateral adjusting pipe 32 is arranged behind the air injection main pipe 31 positioned at the neck 34, and a control valve 35 is arranged between the air injection main pipe 31 and the lateral adjusting pipe 32. Utilize the discharge capacity of control valve 35 control side direction regulation pipe 32 to realize whole unmanned aerial vehicle body 1's the problem that turns to, wherein there is a set of side direction regulation pipe 32 to need to be used for offsetting the torsional force who promotes rotor 2 in this application, and the control valve 35 on the side direction regulation pipe 32 of this side is normally open state for this reason. As to how to adjust the direction of adjusting whole unmanned aerial vehicle body 1, can refer to the principle that the helicopter turned to or turned around.
Referring to fig. 1 and 3, in order to better adjust the direction by using the lateral adjusting pipe 32, the present application adjusts the orientation of the lateral adjusting pipe 32 by using the direction adjusting device 5, and then realizes the steering of the unmanned aerial vehicle body 1 by the recoil force of the high-speed airflow discharged by the lateral adjusting pipe 32. The direction adjusting device 5 comprises a telescopic electric cylinder 51 and a fixed sleeve 52 hinged to the output end of the telescopic electric cylinder 51, the telescopic electric cylinder 51 is movably hinged to the unmanned aerial vehicle body 1, and the fixed sleeve 52 is sleeved on the lateral adjusting pipe 32 and is located at the air outlet end of the lateral adjusting pipe 32; the generator assembly 82 provides power to the telescopic electric cylinder 51. Except that utilizing flexible electric jar 51 to adjust the orientation of side direction control pipe 32 outwards in this application, because the whole after flexible electric jar 51 can change, and flexible electric jar 51 articulates on unmanned aerial vehicle body 1, can control the position of fixed cover 52 through flexible electric jar 51 for this reason, and then control side direction control pipe 32's orientation problem. The whole unmanned aerial vehicle body can be suspended by utilizing the lateral adjusting pipe 32, and the recoil force brought by the lateral adjusting pipe 32 on one side of the torsion force of the lifting rotor wing 2 is only needed to be offset and is equal to the torsion force of the lifting rotor wing 2; the recoil force provided by the lateral adjusting pipe 32 on the other side is opposite to the thrust direction of the main jet pipe 31. The lateral adjustment tube 32 is a flexible tube in this application to facilitate adjustment of the bend.
Referring to fig. 1, 2 and 6, in an embodiment of the present application, a monitoring device 9 is further disposed on the main body 1 of the unmanned aerial vehicle, the monitoring device 9 includes a camera 91 and a controller 92 communicatively connected to the camera 91, the camera 91 is disposed at a front end of the main body 1 of the unmanned aerial vehicle, the camera 91 captures an image of a crop on a flight path of the main body 1 of the unmanned aerial vehicle and transmits the image to the controller 92, the controller 92 is disposed on the main body 1 of the unmanned aerial vehicle, the controller 92 includes an image processing module, a storage module and a main control module, the image processing module receives image information captured by the camera 91, the image processing module calls a common crop pest image stored in the storage module to compare and confirm a crop pest state and a pest type on the flight path of the main body 1 of the unmanned aerial vehicle, the storage module stores the common crop pest image, the main control module controls opening and closing between the suction pipeline 61 and the neck 34 according to the crop disease and insect pest state and the disease and insect pest type so as to prevent and treat the disease and insect pest, and the camera 91 and the controller 92 are both electrically connected with the generator assembly 82. The controller 92 also controls the movements of the telescopic electric cylinder 51, the control valve 35 and the electric control valve 75, which are common and will not be described in detail herein. In addition, still be provided with wireless communication module on the controller 92, utilize wireless communication module and control end to realize wireless data interaction, the person of being convenient for to control controls unmanned aerial vehicle body 1. The flight state and the work of the wireless control unmanned aerial vehicle body 1 are the common technologies at present, for example, patent CN201911336290.6 is a method for spraying multiple unmanned aerial vehicles in cooperation with a farmland based on a deep learning algorithm, and this application is not detailed here.
The sugarcane medicament spraying system takes an unmanned aerial vehicle as a carrier, utilizes the lifting rotor wing 2 to provide lift force, designs the advancing power device 3 on the unmanned aerial vehicle body 1, utilizes the turbofan component 33 to match with the main air injection pipe 31 to realize the advancing of the unmanned aerial vehicle body 1, and simultaneously utilizes the direction adjusting device 5 to adjust the orientation of the lateral adjusting pipe 32 to realize the steering of the unmanned aerial vehicle and offset the lateral torsional force brought by the lifting rotor wing 2; in addition, the neck 34 is designed according to the venturi tube principle, and the medicine in the medicine box 6 is sucked by using the negative pressure generated on the neck 34 by the air flow generated by the turbofan assembly 33, so that the medicine is supplied and atomized. This medicament spraying system structure is ingenious, can realize unmanned aerial vehicle's the gos forward and turn, can realize again that the suction of medicament sprays, has reduced the required power that turns to of traditional unmanned aerial vehicle and medicament and has sprayed, can effectively reduce unmanned aerial vehicle self weight, improves self load-carrying capacity and duration.
The above embodiments are only for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement without departing from the spirit and scope of the present invention should be covered within the technical solutions of the present invention.
Claims (10)
1. A sugarcane medicament spraying system comprises an unmanned aerial vehicle body and a lifting rotor wing arranged on the unmanned aerial vehicle body, wherein the lifting rotor wing is used for providing a lifting force; it is characterized by also comprising
The advancing power device comprises a main air injection pipe, lateral adjusting pipes which can be communicated with the two sides of the tail part of the main air injection pipe in an opening and closing manner, and a turbofan assembly arranged at the air inlet end of the main air injection pipe, wherein the main air injection pipe is arranged on the unmanned aerial vehicle body; the lateral adjusting pipe can be bent and deformed; the main jet pipe is provided with a neck part behind the exhaust of the turbofan component, and the caliber of the neck part is smaller than the calibers of the air inlet end and the air outlet end of the main jet pipe;
a direction adjusting device; the unmanned aerial vehicle is arranged on the unmanned aerial vehicle body and used for adjusting the orientation of the air outlet end of the lateral adjusting pipe; and
the chemical box, it is installed on the unmanned aerial vehicle body, and the one end of cartridge suction pipeline on it, the other end and the neck of suction pipeline can open and close ground intercommunication.
2. The sugarcane medicament spraying system according to claim 1, further comprising an atomizing device, wherein the atomizing device comprises a barrel, a liquid collecting cavity and an atomizing cavity communicated with the liquid collecting cavity, the liquid collecting cavity and the atomizing cavity are arranged in the barrel, a feeding end of the liquid collecting cavity is connected with a discharging end of the suction pipeline, and a discharging end of the atomizing cavity is obliquely communicated with a neck; the discharging end of the atomizing cavity is provided with a net piece, and the net piece is provided with a plurality of meshes.
3. The sugar cane medicament spray system of claim 2 wherein an electrically controlled valve is disposed between the atomizing chamber and the neck.
4. The sugar cane medicament spraying system of claim 2 wherein the atomizing chamber is in communication with the liquid collection chamber through a plurality of liquid outlet channels, the diameter of the liquid outlet channels being less than the diameter of the suction line.
5. The sugar cane medicament spraying system of claim 1 wherein an air inlet end of the lateral adjustment tube is disposed behind the main jet tube at the neck, and a control valve is disposed between the main jet tube and the lateral adjustment tube.
6. The sugar cane medicament spray system of any one of claims 1 to 5 further comprising a drive means, the drive means including an engine assembly and a generator assembly, the engine assembly being supplied with oil from an oil tank, the engine assembly being provided with at least two sets of power outputs, at least one set of outputs driving the generator assembly to generate electricity to effect power supply to the drone; at least one set of output drives the rotation that promotes rotor and turbofan subassembly.
7. The sugarcane medicament spraying system according to claim 6, wherein the engine assembly comprises a fixing frame, an oil-burning machine and a gearbox, the fixing frame is detachably mounted on the unmanned aerial vehicle body, the oil-burning machine and the gearbox are both mounted on the fixing frame, the output end of the oil-burning machine is connected with the input end of the gearbox, the gearbox is provided with at least two sets of output ends, at least one set of output end of the gearbox drives the generator assembly to generate electricity, and at least one set of output end of the gearbox drives the lifting rotor and the turbofan assembly to rotate.
8. The sugar cane medicament spraying system of claim 6 wherein the direction adjustment device comprises a telescopic electric cylinder and a fixed sleeve hinged to an output end of the telescopic electric cylinder, the telescopic electric cylinder is movably hinged to the unmanned aerial vehicle body, and the fixed sleeve is sleeved on the lateral adjustment pipe and located at an air outlet end of the lateral adjustment pipe; the generator assembly provides power for the telescopic electric cylinder.
9. The sugarcane medicament spraying system according to claim 6, further comprising a monitoring device, wherein the monitoring device comprises a camera and a controller in communication connection with the camera, the camera is arranged at the front end of the unmanned aerial vehicle body, the camera shoots crop images on the flight path of the unmanned aerial vehicle body and transmits the images to the controller, the controller is arranged on the unmanned aerial vehicle body, the controller comprises an image processing module, a storage module and a main control module, the image processing module receives image information shot by the camera, the image processing module calls common crop disease and pest images stored in the storage module to compare and confirm crop disease and pest states and disease and pest types on the flight path of the unmanned aerial vehicle body, the storage module stores the crop disease and pest images, and the main control module controls the suction pipeline and the neck according to the crop disease and pest states and the disease types The opening and closing of the room are carried out to prevent and treat plant diseases and insect pests, and the camera and the controller are electrically connected with the generator assembly.
10. The sugar cane medicament spraying system according to claim 6, wherein the turbofan assembly comprises a mounting cylinder mounted on an air inlet end of the main air injection pipe, a mounting bracket disposed in the mounting cylinder, and a main shaft rotatably mounted on the mounting bracket, wherein a plurality of fan blades are disposed on the main shaft, and the main shaft is connected with an output end of the gearbox through a belt; the air inlet end of the mounting cylinder is provided with a horn mouth.
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| CN113016758A (en) * | 2021-03-01 | 2021-06-25 | 王�华 | Unmanned aerial vehicle that navigates back automatically without medicine with distinguish medicine function |
| CN113911365A (en) * | 2021-11-17 | 2022-01-11 | 中国人民解放军61699部队 | Motor-driven release device and method for anti-riot agent |
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