CN110562459A - Safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation - Google Patents

Safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation Download PDF

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Publication number
CN110562459A
CN110562459A CN201910903726.9A CN201910903726A CN110562459A CN 110562459 A CN110562459 A CN 110562459A CN 201910903726 A CN201910903726 A CN 201910903726A CN 110562459 A CN110562459 A CN 110562459A
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CN
China
Prior art keywords
water
pipe
irrigation
rod
plate
Prior art date
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Withdrawn
Application number
CN201910903726.9A
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Chinese (zh)
Inventor
高建文
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Shenzhen Jundatong Office Intelligence Technology Co Ltd
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Shenzhen Jundatong Office Intelligence Technology Co Ltd
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Application filed by Shenzhen Jundatong Office Intelligence Technology Co Ltd filed Critical Shenzhen Jundatong Office Intelligence Technology Co Ltd
Priority to CN201910903726.9A priority Critical patent/CN110562459A/en
Publication of CN110562459A publication Critical patent/CN110562459A/en
Withdrawn legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00Watering gardens, fields, sports grounds or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C1/00Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
    • B64C1/06Frames; Stringers; Longerons ; Fuselage sections
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C25/00Alighting gear
    • B64C25/02Undercarriages
    • B64C25/04Arrangement or disposition on aircraft
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64DEQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D1/00Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
    • B64D1/16Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting
    • B64D1/18Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting by spraying, e.g. insecticides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64DEQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D45/00Aircraft indicators or protectors not otherwise provided for
    • B64D45/04Landing aids; Safety measures to prevent collision with earth's surface
    • B64D45/06Landing aids; Safety measures to prevent collision with earth's surface mechanical
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64UUNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U10/00Type of UAV
    • B64U10/10Rotorcrafts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64UUNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U2101/00UAVs specially adapted for particular uses or applications
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22Improving land use; Improving water use or availability; Controlling erosion

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Remote Sensing (AREA)
  • Catching Or Destruction (AREA)
  • Nozzles (AREA)

Abstract

The invention relates to a safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation, which comprises a main body, an irrigation mechanism, a water storage mechanism and a plurality of flight mechanisms, wherein the water storage mechanism comprises a water tank, an adjusting plate, a water injection pipe, a funnel and two adjusting components, the irrigation mechanism comprises a rotating component, a vertical pipe, a horizontal pipe and two irrigation components, a protection unit comprises a driving unit, a protection plate, two connecting plates and two rotating plates, the water storage mechanism is used for conveniently adjusting the water capacity in the water tank, the working efficiency and the cruising ability of equipment are ensured, moreover, the irrigation mechanism can adjust the direction of a spray pipe after the operation is finished, so that the protection plate is positioned below the spray pipe, the rotating plates rotate to the same plane with the protection plate, the rotating plates and the protection plate are utilized to contact the ground when the equipment lands, and spray heads on the spray pipe are prevented from, the safe landing of the equipment is ensured, and the practicability of the equipment is improved.

Description

Safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation
Technical Field
the invention relates to the field of water-saving irrigation equipment, in particular to a safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation.
Background
The water-saving irrigation equipment is a general name of mechanical equipment with water-saving function for irrigation, and its types mainly include spray irrigation type, micro-irrigation type and full-plastic water-saving irrigation systems (including hose three-way valve, low-pressure ground outlet valve, semi-fixed spray irrigation and movable type). The gradual popularization of water-saving irrigation equipment in vast rural areas in China is called as a mainstream of modern social agriculture. Simultaneously, in order to improve irrigation efficiency, people install irrigation equipment on unmanned aerial vehicle, can carry out the efficient to below crops through operation unmanned aerial vehicle and irrigate, alleviate peasant's working pressure simultaneously.
In the existing agricultural unmanned aerial vehicle, the spray head is mostly fixedly arranged below the unmanned aerial vehicle, when the unmanned aerial vehicle lands, the spray head is easy to touch stones or other hard objects on the ground, the spray head is damaged by extrusion or collision, and moreover, before the existing agricultural unmanned aerial vehicle irrigates, a water storage device on the unmanned aerial vehicle, such as a water tank, needs to be added with a water source, however, the existing unmanned aerial vehicle is not provided with a corresponding water quantity control device, when the water quantity is excessively added, the load of the unmanned aerial vehicle is easily increased, the endurance of the unmanned aerial vehicle is weakened, when the water quantity is added too little, the water quantity is not enough to irrigate the crops in the working area, after the water yield finishes using, need people to control unmanned aerial vehicle and return to supplying the water source in the water tank, will lead to irrigation efficiency to reduce like this, based on above-mentioned various factors, lead to current agricultural unmanned aerial vehicle usability to reduce.
disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation comprises a main body, an irrigation mechanism, a water storage mechanism and a plurality of flight mechanisms, wherein the flight mechanisms are uniformly distributed on the periphery of the main body in the circumferential direction;
The water storage mechanism comprises a water tank, an adjusting plate, a water injection pipe, a funnel and two adjusting components, wherein the water tank is fixed above the main body, an opening is formed in the upper portion of the water tank, the periphery of the adjusting plate is connected with the inner wall of the water tank in a sealing mode, two sides of the adjusting plate are connected with the top of the water tank through the two adjusting components respectively, a water injection hole is formed in the center of the adjusting plate, the periphery of the bottom end of the water injection pipe is fixed on the inner wall of the water injection hole, the funnel is fixed to the top end of the water injection pipe, and the water injection pipe;
The irrigation mechanism comprises a rotating assembly, a vertical pipe, a horizontal pipe and two irrigation assemblies, wherein the rotating assembly is connected with the vertical pipe, the top end of the vertical pipe is communicated with the bottom of a water tank, a valve is arranged in the vertical pipe and electrically connected with a PLC, the bottom end of the vertical pipe is communicated with the center of the horizontal pipe, the two irrigation assemblies are respectively connected with two ends of the horizontal pipe, each irrigation assembly comprises a spray pipe, a protection unit and a plurality of spray heads, the periphery of the horizontal pipe is hermetically connected with the inner wall of the spray pipe, the spray heads are uniformly distributed below the spray pipe, and the protection unit is positioned above the spray pipe;
the protection unit includes drive unit, guard plate, two connecting plates and two rotor plates, drive unit sets up on the spray tube, drive unit is connected with the rotor plate transmission, the both ends of guard plate are respectively through two connecting plates and spray tube fixed connection, the rotor plate is articulated with the guard plate, connecting plate and rotor plate one-to-one.
Preferably, in order to change the height position of regulating plate, adjusting part includes first motor, actuating lever and regulation pole, the top in the water tank is fixed to first motor, first motor is connected with the PLC electricity, first motor is connected with the actuating lever transmission, the actuating lever is articulated with the regulating plate through adjusting the pole.
Preferably, in order to avoid ash entering the water tank, a filter screen is arranged on the inner side of the opening, the filter screen is annular, the periphery of the filter screen is fixed on the inner wall of the opening, and the periphery of the water injection pipe is hermetically connected with the inner wall of the filter screen.
As preferred, for the water source in the protection water tank, the top of water tank is equipped with shelters from the unit, shelter from the unit and include baffle, horizontal pole, montant, solid fixed ring and flange, the apron lid is established on the funnel, the apron is articulated with the top of montant, the bottom and the flange fixed connection of montant, gu fixed ring fixes on the water tank, gu fixed ring cover establishes on the montant, horizontal pole and water injection pipe fixed connection are passed through on the upper portion of montant.
Preferably, in order to enhance the cruising ability of the device, the baffle is a photovoltaic panel.
Preferably, in order to realize the flight function of the device, the flight mechanism comprises a telescopic unit and a propeller, and the propeller is electrically connected with the PLC.
Preferably, in order to adjust the distance between the propeller and the main body, the telescopic unit comprises an air cylinder, a cylinder body of the air cylinder is fixed on the main body, an air rod of the air cylinder is connected with the propeller, and the air cylinder is electrically connected with the PLC.
Preferably, in order to drive the spray pipe to rotate, the rotating assembly comprises a second motor and two rotating units, the second motor is fixed in the vertical pipe, the second motor is located between the two rotating units, the rotating units correspond to the irrigation assemblies one by one, each rotating unit comprises a rotating shaft, a first gear, a second gear and a sealing opening, the sealing opening is formed in the vertical pipe, the periphery of the rotating shaft is connected with the inner wall of the sealing opening in a sealing mode, the second motor is connected with the first gear through the rotating shaft in a transmission mode, the first gear is meshed with the second gear, and the second gear is coaxially fixed on the spray pipe.
As preferred, in order to strengthen the protect function, drive unit includes third motor and two drive unit, the third motor is fixed on the spray tube, the third motor is connected with the PLC electricity, drive unit and rotor plate one-to-one, drive unit includes lead screw, sleeve pipe and branch, the third motor is connected with the one end transmission of lead screw, the other end setting of lead screw is at the sleeve intraductal, sheathed tube and the junction of lead screw are equipped with the screw thread that matches with the lead screw, the sleeve pipe passes through branch and is articulated with the rotor plate, the connecting plate cover is established on the sleeve pipe.
As preferred, for the convenience of equipment steadily lands and makes things convenient for the spray tube steady rotation, the periphery of the bottom of main part is equipped with the support cover, the shape of support cover is tubaeform, the one end of violently managing of keeping away from of spray tube is equipped with spacing pipe and gag lever post, spacing pipe is fixed on the spray tube, the one end of gag lever post is fixed on the inner wall of supporting the cover, the other end setting of gag lever post is in spacing intraductal.
The safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation has the advantages that the water storage mechanism is used for conveniently adjusting the water capacity in the water tank, the working efficiency and the cruising ability of equipment are ensured, the irrigation mechanism can adjust the direction of the spray pipe after operation is finished, the protection plate is positioned below the spray pipe, meanwhile, the rotating plate rotates to the same plane with the protection plate, the rotating plate and the protection plate are used for contacting the ground when the equipment lands, the spray head on the spray pipe is prevented from being damaged due to extrusion, the safe landing of the equipment is ensured, and the practicability of the equipment is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation according to the invention;
FIG. 2 is a schematic structural diagram of a water storage mechanism of the safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation according to the invention;
FIG. 3 is a schematic diagram of the structure of the irrigation assembly of the safe and reliable agricultural drone for water saving irrigation of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 1;
In the figure: 1. the water injection device comprises a main body, a water tank, an adjusting plate, a water injection pipe, a funnel, a vertical pipe, a horizontal pipe, a nozzle, a protective plate, a connecting plate, a rotating plate, a first motor, a driving rod, a regulating rod, a filter screen, a baffle, a transverse rod, a vertical rod, a fixing ring, a convex plate, a propeller, a cylinder, a second motor, a rotating shaft, a first gear, a second gear, a third motor, a screw rod, a sleeve, a supporting rod, a supporting cover, a limiting pipe and a limiting rod, wherein the main body comprises 2, the water tank, 3, the adjusting plate, 4, the water injection pipe, 5, the funnel, 6, the vertical pipe, 7, the transverse pipe, 8, the.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation comprises a main body 1, an irrigation mechanism, a water storage mechanism and a plurality of flight mechanisms, wherein the flight mechanisms are uniformly distributed on the periphery of the main body 1 in the circumferential direction, the irrigation mechanism and the water storage mechanism are respectively arranged below and above the main body 1, an antenna and a PLC are arranged in the main body 1, and the antenna is electrically connected with the PLC;
A PLC, i.e., a programmable logic controller, which employs a programmable memory for storing therein a program, executing instructions for user-oriented operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of machines or production processes through digital or analog input/output, is essentially a computer dedicated for industrial control, has a hardware structure substantially the same as that of a microcomputer, and is generally used for data processing and instruction reception and output for realizing central control.
the user is when using this agricultural unmanned aerial vehicle, and accessible water storage mechanism adds to equipment and irrigates used suitable water yield after, sends wireless signal to main part 1 through remote control unit such as cell-phone, computers, receives wireless signal by the antenna in the main part 1 after, gives PLC with signal content transfer, and then PLC control flight mechanism starts, drives main part 1 when the air floats the flight, and the irrigation mechanism of control main part 1 below starts, irrigates the operation to crops.
As shown in fig. 2, the water storage mechanism comprises a water tank 2, an adjusting plate 3, a water injection pipe 4, a funnel 5 and two adjusting components, wherein the water tank 2 is fixed above the main body 1, an opening is arranged above the water tank 2, the periphery of the adjusting plate 3 is hermetically connected with the inner wall of the water tank 2, two sides of the adjusting plate 3 are respectively connected with the top of the water tank 2 through the two adjusting components, a water injection hole is arranged at the center of the adjusting plate 3, the periphery of the bottom end of the water injection pipe 4 is fixed on the inner wall of the water injection hole, the funnel 5 is fixed at the top end of the water injection pipe 4, and the water injection pipe 4 is positioned at the inner side of;
In the water storage mechanism, a user can add water into a funnel 5, water flow is injected into the bottom of a water tank 2 through a water injection pipe 4, in order to accurately control the irrigation water amount added into the water tank 2, the user can send a command to an antenna through a mobile phone, a computer and other devices, the command is received by the antenna and then is transmitted to a PLC, the PLC controls an adjusting component at the top of the water tank 2 to be started to drive an adjusting plate 3 to move up and down, the periphery of the adjusting plate 3 is fixedly connected with the inner wall of the water tank 2, the height position of the adjusting plate 3 is changed to change the water amount capable of being accommodated in the water tank 2, then the user injects water into the water tank 2 through the funnel 5 and the water injection pipe 4, so that the water flow is filled below the adjusting plate 3 in the water tank 2, the situation that the equipment needs to return due to insufficient water flow added into the water tank 2 is avoided, the irrigation efficiency is reduced, through the position of adjustment regulating plate 3, the water yield that regulating tank 2 can hold is convenient for add suitable water yield to in the water tank 2, guarantees equipment duration and irrigation efficiency to the practicality of equipment has been improved.
As shown in fig. 3-4, the irrigation mechanism includes a rotating assembly, a vertical pipe 6, a horizontal pipe 7 and two irrigation assemblies, the rotating assembly is connected with the vertical pipe 6, the top end of the vertical pipe 6 is communicated with the bottom of the water tank 2, a valve is arranged in the vertical pipe 6 and electrically connected with the PLC, the bottom end of the vertical pipe 6 is communicated with the center of the horizontal pipe 7, the two irrigation assemblies are respectively connected with two ends of the horizontal pipe 7, the irrigation assemblies include a spray pipe 8, a protection unit and a plurality of spray heads 9, the periphery of the horizontal pipe 7 is hermetically connected with the inner wall of the spray pipe 8, the spray heads 9 are uniformly distributed below the spray pipe 8, and the protection unit is located above the spray pipe 8;
The protection unit includes drive unit, guard plate 10, two connecting plates 11 and two rotor plates 12, drive unit sets up on spray tube 8, drive unit is connected with the transmission of rotor plate 12, the both ends of guard plate 10 are respectively through two connecting plates 11 and 8 fixed connection of spray tube, rotor plate 12 is articulated with guard plate 10, connecting plate 11 and rotor plate 12 one-to-one.
When irrigating, the valve in the PLC control standpipe 6 is opened for rivers in the water tank 2 enter into violently managing 7 through standpipe 6, because the periphery at the both ends of violently managing 7 keeps sealing connection with the inner wall of spray tube 8 in two irrigation assemblies respectively, and then make rivers enter into spray tube 8 in, rivers spray water smoke downwards through shower nozzle 9, irrigate the crops of below. After the irrigation is accomplished, shower nozzle 9 damages with the hard material extrusion collision on ground when avoiding unmanned aerial vehicle to land, PLC control runner assembly starts, spray tube 8 in driving two irrigation assemblies rotates half circumference simultaneously round the axis of self, make shower nozzle 9 rotate to the top of spray tube 8, and guard plate 10 rotates to the below of spray tube 8, the drive unit on the spray tube 8 starts this moment, the rotor plate 12 that drives guard plate 10 both ends rotates downwards to the coplanar with guard plate 10, when making unmanned aerial vehicle land, by rotor plate 12 and guard plate 10 contact ground, avoid shower nozzle 9 and the hard material extrusion collision on ground and damage, guarantee equipment safe and reliable descends, and then the practicality of equipment has been improved.
As shown in fig. 2, the adjusting assembly includes a first motor 13, a driving rod 14 and an adjusting rod 15, the first motor 13 is fixed at the top of the water tank 2, the first motor 13 is electrically connected with the PLC, the first motor 13 is in transmission connection with the driving rod 14, and the driving rod 14 is hinged to the adjusting plate 3 through the adjusting rod 15.
PLC control first motor 13 starts, drives actuating lever 14 and rotates, and actuating lever 14 passes through the driven lever effect on regulating plate 3, drives regulating plate 3 and carries out lifting movement along the inner wall of water tank 2 in water tank 2.
Preferably, in order to prevent the water tank 2 from entering ash, a filter screen 16 is arranged inside the opening, the filter screen 16 is annular, the outer periphery of the filter screen 16 is fixed on the inner wall of the opening, and the outer periphery of the water injection pipe 4 is hermetically connected with the inner wall of the filter screen 16.
Utilize annular filter screen 16 can filter the dust removal to the air that gets into in the water tank 2, prevent that the dust from getting into the water tank 2 in, influencing the leakproofness between regulating plate 3 periphery and the water tank 2 inner wall.
As shown in fig. 1, the top of water tank 2 is equipped with shelters from the unit, shelter from the unit and include baffle 17, horizontal pole 18, montant 19, solid fixed ring 20 and flange 21, baffle 17 lid is established on funnel 5, the apron is articulated with the top of montant 19, the bottom and the flange 21 fixed connection of montant 19, gu fixed ring 20 fixes on water tank 2, gu fixed ring 20 cover is established on montant 19, horizontal pole 18 and water injection pipe 4 fixed connection are passed through on the upper portion of montant 19.
In sheltering from the unit, cover on funnel 5 through the baffle 17 that articulates on montant 19 top, can shelter from funnel 5, prevent that outside debris from entering into water injection pipe 4 and water tank 2 inside through funnel 5, drive regulating plate 3 lift removal in-process at adjusting part, the high position of water injection pipe 4 changes, make water injection pipe 4 drive montant 19 through horizontal pole 18 and remove along solid fixed ring 20 axis, thereby drive baffle 17 lift removal, utilize flange 21 to prevent that montant 19 from breaking away from solid fixed ring 20.
preferably, in order to enhance the endurance of the device, the baffle 17 is a photovoltaic panel. After the baffle 17 is made of the photovoltaic plate, when the equipment is irrigated on a sunny day, photovoltaic power generation can be carried out by utilizing the baffle 17 for the equipment to fly, and therefore the cruising ability of the equipment is enhanced.
Preferably, in order to realize the flight function of the device, the flight mechanism comprises a telescopic unit and a propeller 22, and the propeller 22 is electrically connected with the PLC.
The steerable flight mechanism of PLC starts, it removes to carry out the horizontal direction through flexible unit drive screw 22, when flying, the flexible unit of PLC control drives screw 22 and keeps away from 1 removal of main part, screw 22 rotates through motor control simultaneously, produce decurrent air current, when the support equipment flies, owing to utilize flexible unit to drive screw 22 and keep away from 1 removal of main part, thereby the effect influence of the air current that produces when having reduced the spiral leaf rotation to shower nozzle 9 spun fog drop, after unmanned aerial vehicle lands, the flexible unit of PLC control drives screw 22 and is close to 1 removal of main part, reduce the size of equipment, make things convenient for unmanned aerial vehicle storage transport.
Preferably, in order to adjust the distance between the propeller 22 and the main body 1, the telescopic unit comprises a cylinder 23, a cylinder body of the cylinder 23 is fixed on the main body 1, an air rod of the cylinder 23 is connected with the propeller 22, and the cylinder 23 is electrically connected with the PLC. The PLC controls the cylinder 23 to be started, adjusts the air quantity in the cylinder body of the cylinder 23, and drives the air rod of the cylinder 23 to move, so that the distance between the propeller 22 and the main body 1 is adjusted.
As shown in fig. 4, the rotating assembly includes a second motor 24 and two rotating units, the second motor 24 is fixed in the standpipe 6, the second motor 24 is located between the two rotating units, the rotating units correspond to the irrigation assembly one by one, the rotating units include a rotating shaft 25, a first gear 26, a second gear 27 and a sealing port, the sealing port is arranged on the standpipe 6, the periphery of the rotating shaft 25 is connected with the inner wall of the sealing port in a sealing manner, the second motor 24 is connected with the first gear 26 through the rotating shaft 25 in a transmission manner, the first gear 26 is engaged with the second gear 27, and the second gear 27 is coaxially fixed on the nozzle pipe 8.
The PLC controls the second motor 24 to be started, so as to drive the rotating shafts 25 in the rotating units at two sides to rotate, so that the first gear 26 rotates, the first gear 26 acts on the second gear 27 meshed with the first gear, so that the second gear 27 rotates, and the second gear 27 is coaxially fixed on the spray pipe 8, so that the spray pipe 8 rotates around the axis of the spray pipe 8.
as shown in fig. 3, the driving unit includes a third motor 28 and two transmission units, the third motor 28 is fixed on the nozzle 8, the third motor 28 is electrically connected with the PLC, the transmission units correspond to the rotating plates 12 one to one, the transmission units include a lead screw 29, a sleeve 30 and a supporting rod 31, the third motor 28 is in transmission connection with one end of the lead screw 29, the other end of the lead screw 29 is arranged in the sleeve 30, a connection part of the sleeve 30 and the lead screw 29 is provided with a thread matched with the lead screw 29, the sleeve 30 is hinged to the rotating plate 12 through the supporting rod 31, and the connecting plate 11 is sleeved on the sleeve 30.
PLC control third motor 28 starts, it is rotatory to drive lead screw 29 among the transmission unit of both sides, lead screw 29 passes through the screw thread and acts on sleeve pipe 30, make sleeve pipe 30 carry out the translation along the axis of lead screw 29, during the translation of sleeve pipe 30, act on rotor plate 12 through branch 31, it rotates to drive rotor plate 12, after rotor plate 12 is located the below of spray tube 8, rotate rotor plate 12 to be located the coplanar with guard plate 10, simultaneously with ground contact through guard plate 10 and rotor plate 12, protect shower nozzle 9 on the spray tube 8, avoid shower nozzle 9 to receive the extrusion collision damage of the hard thing in ground, when equipment irrigates the operation, be close to connecting plate 11 with rotor plate 12 and rotate, make things convenient for spray tube 8 to rotate around self axis, rotate guard plate 10 to the top of spray tube 8.
preferably, in order to facilitate stable landing of equipment and stable rotation of the spray pipe 8, a support cover 32 is arranged on the periphery of the bottom end of the main body 1, the support cover 32 is in a horn shape, a limit pipe 33 and a limit rod 34 are arranged at one end, far away from the transverse pipe 7, of the spray pipe 8, the limit pipe 33 is fixed on the spray pipe 8, one end of the limit rod 34 is fixed on the inner wall of the support cover 32, and the other end of the limit rod 34 is arranged in the limit pipe 33. When the supporting cover 32 is used for facilitating landing of equipment, the bottom of the supporting cover 32 is in contact with the ground, the equipment can land stably, meanwhile, the rotating axis of the limiting pipe 33 is fixed on the inner wall of the supporting cover 32 through the limiting rod 34 at a fixed position, and the limiting pipe 33 is fixedly connected with the spray pipe 8, so that the spray pipe 8 can rotate stably.
among this agricultural unmanned aerial vehicle, can drive regulating plate 3 through adjusting part and carry out the lift removal in water tank 2, the water capacity in the regulating water tank 2, convenience of customers adds suitable water yield in to water tank 2, the irrigation efficiency of equipment has been guaranteed when not influencing equipment duration, moreover, after the irrigation is accomplished, can drive spray tube 8 through rotating assembly and rotate, make shower nozzle 9 be located spray tube 8's top, drive unit is used in the rotor plate 12 at guard plate 10 both ends simultaneously, make rotor plate 12 rotate to the coplanar with guard plate 10, utilize rotor plate 12 and guard plate 10 and ground contact, prevent that shower nozzle 9 on the spray tube 8 from receiving the extrusion collision and damaging, and then guarantee equipment safe and reliable landing, thereby the practicality of equipment has been improved.
Compared with the prior art, this an agricultural unmanned aerial vehicle for water-saving irrigation passes through the water capacity that water storage mechanism conveniently adjusted in the water tank 2, guarantee the work efficiency and the duration of equipment, moreover, irrigation mechanism is adjustable spray tube 8 direction after the operation is accomplished, make guard plate 10 be located spray tube 8's below, rotor plate 12 rotates to the coplanar with guard plate 10 simultaneously, utilize rotor plate 12 and guard plate 10 to contact ground when equipment lands, prevent that shower nozzle 9 on the spray tube 8 from receiving the extrusion and damaging, guarantee equipment safety landing, the practicality of equipment has been improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (10)

1. The safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation is characterized by comprising a main body (1), irrigation mechanisms, a water storage mechanism and a plurality of flight mechanisms, wherein the flight mechanisms are uniformly distributed on the periphery of the main body (1) in the circumferential direction, the irrigation mechanisms and the water storage mechanism are respectively arranged below and above the main body (1), an antenna and a PLC (programmable logic controller) are arranged in the main body (1), and the antenna is electrically connected with the PLC;
The water storage mechanism comprises a water tank (2), an adjusting plate (3), a water injection pipe (4), a funnel (5) and two adjusting components, wherein the water tank (2) is fixed above a main body (1), an opening is formed above the water tank (2), the periphery of the adjusting plate (3) is hermetically connected with the inner wall of the water tank (2), the two sides of the adjusting plate (3) are respectively connected with the top of the inside of the water tank (2) through the two adjusting components, a water injection hole is formed in the center of the adjusting plate (3), the periphery of the bottom end of the water injection pipe (4) is fixed on the inner wall of the water injection hole, the funnel (5) is fixed at the top end of the water injection pipe (4), and the water injection pipe (4) is located on the inner side of the;
The irrigation mechanism comprises a rotating assembly, a vertical pipe (6), a transverse pipe (7) and two irrigation assemblies, the rotating assembly is connected with the vertical pipe (6), the top end of the vertical pipe (6) is communicated with the bottom of the water tank (2), a valve is arranged in the vertical pipe (6), the valve is electrically connected with a PLC (programmable logic controller), the bottom end of the vertical pipe (6) is communicated with the center of the transverse pipe (7), the two irrigation assemblies are respectively connected with two ends of the transverse pipe (7), each irrigation assembly comprises a spray pipe (8), a protection unit and a plurality of spray heads (9), the periphery of the transverse pipe (7) is hermetically connected with the inner wall of the spray pipe (8), the spray heads (9) are uniformly distributed below the spray pipe (8), and the protection unit is located above the spray pipe (8);
The protection unit includes drive unit, guard plate (10), two connecting plates (11) and two rotor plates (12), drive unit sets up on spray tube (8), drive unit is connected with rotor plate (12) transmission, the both ends of guard plate (10) are respectively through two connecting plates (11) and spray tube (8) fixed connection, rotor plate (12) are articulated with guard plate (10), connecting plate (11) and rotor plate (12) one-to-one.
2. The safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation according to claim 1, wherein the adjusting assembly comprises a first motor (13), a driving rod (14) and an adjusting rod (15), the first motor (13) is fixed on the top of the water tank (2), the first motor (13) is electrically connected with the PLC, the first motor (13) is in transmission connection with the driving rod (14), and the driving rod (14) is hinged with the adjusting plate (3) through the adjusting rod (15).
3. A safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation according to claim 1, wherein a filter screen (16) is arranged inside the opening, the filter screen (16) is annular, the periphery of the filter screen (16) is fixed on the inner wall of the opening, and the periphery of the water injection pipe (4) is hermetically connected with the inner wall of the filter screen (16).
4. The agricultural unmanned aerial vehicle for water-saving irrigation as claimed in claim 1, wherein a shielding unit is arranged above the water tank (2), the shielding unit comprises a baffle (17), a cross rod (18), a vertical rod (19), a fixing ring (20) and a convex plate (21), the baffle (17) is covered on the funnel (5), the cover plate is hinged to the top end of the vertical rod (19), the bottom end of the vertical rod (19) is fixedly connected with the convex plate (21), the fixing ring (20) is fixed on the water tank (2), the fixing ring (20) is sleeved on the vertical rod (19), and the upper portion of the vertical rod (19) is fixedly connected with the water injection pipe (4) through the cross rod (18).
5. A safe and reliable agricultural drone for water-saving irrigation according to claim 4, characterised in that the baffles (17) are photovoltaic panels.
6. A safe and reliable agricultural drone for water saving irrigation according to claim 1, characterised in that the flight mechanism comprises a telescopic unit and a propeller (22), the propeller (22) being electrically connected to the PLC.
7. a safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation according to claim 6, wherein the telescopic unit comprises a cylinder (23), the cylinder body of the cylinder (23) is fixed on the main body (1), the air rod of the cylinder (23) is connected with the propeller (22), and the cylinder (23) is electrically connected with the PLC.
8. The agricultural unmanned aerial vehicle for water-saving irrigation of claim 1, wherein the rotating assembly comprises a second motor (24) and two rotating units, the second motor (24) is fixed in the vertical pipe (6), the second motor (24) is located between the two rotating units, the rotating units correspond to the irrigation assembly in a one-to-one manner, each rotating unit comprises a rotating shaft (25), a first gear (26), a second gear (27) and a sealing port, the sealing port is arranged on the vertical pipe (6), the periphery of the rotating shaft (25) is in sealing connection with the inner wall of the sealing port, the second motor (24) is in transmission connection with the first gear (26) through the rotating shaft (25), the first gear (26) is meshed with the second gear (27), and the second gear (27) is coaxially fixed on the spray pipe (8).
9. The safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation of claim 1, wherein the driving unit comprises a third motor (28) and two transmission units, the third motor (28) is fixed on the spray pipe (8), the third motor (28) is electrically connected with the PLC, the transmission units correspond to the rotating plates (12) one by one, each transmission unit comprises a screw rod (29), a sleeve (30) and a support rod (31), the third motor (28) is in transmission connection with one end of the screw rod (29), the other end of the screw rod (29) is arranged in the sleeve (30), a connection part of the sleeve (30) and the screw rod (29) is provided with a thread matched with the screw rod (29), the sleeve (30) is hinged with the rotating plates (12) through the support rods (31), and the connecting plate (11) is sleeved on the sleeve (30).
10. The agricultural unmanned aerial vehicle for water-saving irrigation of claim 1, wherein a support cover (32) is arranged on the periphery of the bottom end of the main body (1), the support cover (32) is horn-shaped, a limiting pipe (33) and a limiting rod (34) are arranged at one end, away from the transverse pipe (7), of the spray pipe (8), the limiting pipe (33) is fixed on the spray pipe (8), one end of the limiting rod (34) is fixed on the inner wall of the support cover (32), and the other end of the limiting rod (34) is arranged in the limiting pipe (33).
CN201910903726.9A 2019-09-24 2019-09-24 Safe and reliable agricultural unmanned aerial vehicle for water-saving irrigation Withdrawn CN110562459A (en)

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CN111280032A (en) * 2020-03-30 2020-06-16 深圳市伊乐农贸有限公司 A plant protection unmanned aerial vehicle for agricultural irrigation's jam-proof
CN111846237A (en) * 2020-07-16 2020-10-30 广州百畅信息科技有限公司 Agricultural spraying mechanism based on intelligent control of Internet of things
CN112278250A (en) * 2020-11-05 2021-01-29 湖南浩天翼航空技术有限公司 Fixed wing unmanned aerial vehicle capable of taking off and landing on snow
CN115250875A (en) * 2022-08-03 2022-11-01 庞堉 Based on water conservation agricultural irrigation system

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CN111280032A (en) * 2020-03-30 2020-06-16 深圳市伊乐农贸有限公司 A plant protection unmanned aerial vehicle for agricultural irrigation's jam-proof
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CN112278250A (en) * 2020-11-05 2021-01-29 湖南浩天翼航空技术有限公司 Fixed wing unmanned aerial vehicle capable of taking off and landing on snow
CN115250875A (en) * 2022-08-03 2022-11-01 庞堉 Based on water conservation agricultural irrigation system
CN115250875B (en) * 2022-08-03 2024-02-20 张家口养谷厚道农业有限公司 Water-saving agricultural irrigation system

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