CN108935415A - A kind of agricultural fog machine - Google Patents

A kind of agricultural fog machine Download PDF

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Publication number
CN108935415A
CN108935415A CN201811013302.7A CN201811013302A CN108935415A CN 108935415 A CN108935415 A CN 108935415A CN 201811013302 A CN201811013302 A CN 201811013302A CN 108935415 A CN108935415 A CN 108935415A
Authority
CN
China
Prior art keywords
medicine
chest
connection frame
fixedly connected
agriculture
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811013302.7A
Other languages
Chinese (zh)
Inventor
龚建生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Huaishan Soft-Seeded Pomegranate Research And Development Co Ltd
Original Assignee
Hefei Huaishan Soft-Seeded Pomegranate Research And Development Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hefei Huaishan Soft-Seeded Pomegranate Research And Development Co Ltd filed Critical Hefei Huaishan Soft-Seeded Pomegranate Research And Development Co Ltd
Priority to CN201811013302.7A priority Critical patent/CN108935415A/en
Publication of CN108935415A publication Critical patent/CN108935415A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01MCATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
    • A01M7/0025Mechanical sprayers
    • A01M7/0032Pressure sprayers
    • A01M7/0042Field sprayers, e.g. self-propelled, drawn or tractor-mounted
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01MCATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
    • A01M7/005Special arrangements or adaptations of the spraying or distributing parts, e.g. adaptations or mounting of the spray booms, mounting of the nozzles, protection shields
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01MCATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
    • A01M7/0082Undercarriages, frames, mountings, couplings, tanks
    • 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

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)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Catching Or Destruction (AREA)

Abstract

The invention discloses a kind of agriculture fog machines, including connection frame, one end outer surface of the connection frame has been bolted rotary electric machine, wing is sequentially connected at the top of the rotary electric machine, side sidewall weld in the connection frame horizontal direction has spray chamber, the spray chamber is fixedly connected with spray head far from the side side wall of connection frame, the connection frame is fixedly connected with medicine-chest far from one end outer surface of rotary electric machine, the outer surface of cupular part of the medicine-chest offers feeding opening, the medicine-chest has been bolted screw motor close to the side of feeding opening, one end that the screw motor is located inside medicine-chest is fixedly connected with stirring rod, the bottom of the medicine-chest is fixedly connected with diversion pipe, the diversion pipe is fixedly installed with air compressor machine close to one end of spray chamber.A kind of agriculture fog machine of the present invention, so that the overall stability of device improves, effect of spraying pesticide is good, while having good damping and buffering effect, brings better prospect of the application.

Description

A kind of agricultural fog machine
Technical field
The present invention relates to agricultural equipment technical field, in particular to a kind of agricultural fog machine.
Background technique
With the development of science and technology, the machinery of plant protection class is increasingly advanced, such as is carried out using plant protection drone Spray can be higher by several ten times than artificial mark spraying drug effect rate, save a large amount of manpower and material resources, with the application of this technology So that Tendency of Agricultural Machinery in China has stepped a biggish step, plant protection drone is to protect operation for agriculture and forestry plant as its name suggests UAV is usually made of navigate winged control, flying platform and spraying mechanism three parts, by ground remote control, comes Realize spraying operation, plant protection drone using more and more extensive.
For traditional plant protection drone when carrying out spraying operation, plant protection drone is when being landed, due to device itself It dives down, is being easy to damage device, because gravity center instability makes landing unstable in addition, plant protection when being contacted with ground When the connection structure of the medicine-chest and fog machine that load on unmanned plane is not sufficiently stable, medicine-chest is be easy to cause to separate with fog machine, Also the flight effect that will affect plant protection drone, it is inadequate to damage fogging degree before spraying out due to liquid medicine to device, So that spray out medicine drop volume it is larger, when medicine drop be sprayed to plant surface when so that medicine drop adhesive ability compared with The turnover rate of difference, medicine drop is higher, therefore causes spray effect bad, therefore during use, brings certain influence, For this purpose, it is proposed that a kind of agricultural fog machine.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of agricultural fog machine proposed.
To achieve the above object, the technical scheme adopted by the invention is as follows:
One end outer surface of a kind of agriculture fog machine, including connection frame, the connection frame has been bolted rotary electric machine, Wing is sequentially connected at the top of the rotary electric machine, the side sidewall weld in the connection frame horizontal direction has spray chamber, The spray chamber is fixedly connected with spray head, one end appearance of the connection frame far from rotary electric machine far from the side side wall of connection frame Face is fixedly connected with medicine-chest, and the outer surface of cupular part of the medicine-chest offers feeding opening, side spiral shell of the medicine-chest close to feeding opening It tethers and is connected to screw motor, one end that the screw motor is located inside medicine-chest is fixedly connected with stirring rod, the bottom of the medicine-chest Portion is fixedly connected with diversion pipe, and the diversion pipe is fixedly installed with air compressor machine close to one end of spray chamber, the medicine-chest just under Side is provided with support, and the bottom outer surface of the support has been bolted pulley, side side wall of the medicine-chest close to connection frame It is fixedly connected with sliding block, the connection frame offers sliding slot close to the side of sliding block, and the inside of the sliding block is fixedly installed with company Sheath is connect, the screw top of the connecting utricle is connected with fastening nut, and the bottom of the medicine-chest connects close to the side bolt of diversion pipe It is connected to connecting plate, the side side wall of the connecting plate is fixedly installed with damping spring, and being internally provided with for the damping spring is stretched Contracting bar.
It is as above-mentioned technical proposal to further describe:
The connection frame, rotary electric machine and wing constitute one group of shoulder, and the quantity of shoulder is two groups, and two Group shoulder is symmetrical about the vertical central axis line of medicine-chest, and the rotary electric machine is rotatablely connected by shaft and wing.
It is as above-mentioned technical proposal to further describe:
The inside of the spray chamber is made of atomizer and conduit, and atomizer by conduit respectively with air compressor machine and spray Head is fixedly connected, and the angle between the side and connection frame of the spray chamber is 30 degree.
It is as above-mentioned technical proposal to further describe:
The sliding block is slidably connected with sliding slot, and medicine-chest is slidably connected by sliding block and sliding slot and connection frame, the connection Sheath is through the junction of sliding block and sliding slot, and sliding block is fixedly connected by connecting utricle with sliding slot.
It is as above-mentioned technical proposal to further describe:
The stirring rod is made of stirring blade and cuff, and cuff and screw motor are located at one end appearance inside medicine-chest Face is fitting to connection, and the stirring blade is rotatablely connected by cuff and screw motor.
It is as above-mentioned technical proposal to further describe:
The opening hinge of the feeding opening is connected with sealing cover, and sealing cover is provided with sealing along the edge of feeding opening Circle, the diversion pipe is fixedly connected with two groups of hoses close to the side of medicine-chest, and diversion pipe is by leading to hose and medicine described in two groups Case is fixedly connected.
It is as above-mentioned technical proposal to further describe:
The quantity of the support is two groups, and support described in two groups is parallel to each other with medicine-chest, and support by telescopic rod and Connecting plate is fixedly connected with medicine-chest.
It is as above-mentioned technical proposal to further describe:
The cross section of the spray chamber is triangle, and spray head is equally spaced in the oblique side of spray chamber, the damping bullet Spring is vertically installed between connecting plate and support.
In the present invention: the agricultural fog machine is vertically installed between medicine-chest and support by telescopic rod, and telescopic rod Outer surface is arranged with damping spring, is compressed by the flexible drive damping spring of telescopic rod, plays certain buffering to cabinet and imitates Fruit will not generate biggish impact to cabinet, and then not so that pulley when being contacted with ground reduces the impact force that support generates Destruction can be generated to device, make the position of sliding block and sliding slot solid with connecting utricle simultaneously by sliding block and being slidably connected for sliding slot It is fixed, connecting utricle is locked by fastening nut, so that the connection between medicine-chest and connection frame is more stable, will not influence dress The overall stability set, so that flight stability, by the spray chamber of setting, the medical fluid in medicine-chest is via diversion pipe by air compressor machine pressure Enter inside spray chamber, so that the fogging degree for the medical fluid that spray head sprays out improves, so that attachment of the medical fluid on crop Rate improves, so that preferable spray effect is generated, it is more preferable relative to traditional approach.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of agriculture fog machine proposed by the present invention;
Fig. 2 is schematic enlarged-scale view at the A of Fig. 1;
Fig. 3 is schematic enlarged-scale view at the B of Fig. 1;
In figure: 1, connection frame;2, motor;3, wing;4, spray chamber;5, spray head;6, medicine-chest;7, feeding opening;8, screw rod electricity Machine;9, stirring rod;10, diversion pipe;11, air compressor machine;12, support;13, pulley;14, sliding block;15, sliding slot;16, connecting utricle;17, Fastening nut;18, connecting plate;19, damping spring;20, telescopic rod.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention;Term " first ", " second ", " third " It is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance;In addition, unless otherwise specific regulation and limit Fixed, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachably connect It connects, or is integrally connected;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, intermediate matchmaker can also be passed through Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition Understand the concrete meaning of above-mentioned term in the present invention.
Referring to Fig.1-3, one end outer surface of a kind of agriculture fog machine, including connection frame 1, connection frame 1 has been bolted Rotary electric machine 2, the top of rotary electric machine 2 are sequentially connected with wing 3, drive wing 3 to rotate by rotary electric machine 2, so that device Flight can be gone on smoothly, the side sidewall weld in 1 horizontal direction of connection frame has spray chamber 4, and spray chamber 4 is far from connection frame 1 Side side wall be fixedly connected with spray head 5, connection frame 1 is fixedly connected with medicine-chest 6, medicine far from one end outer surface of rotary electric machine 2 The outer surface of cupular part of case 6 offers feeding opening 7, and medicine-chest 6 has been bolted screw motor 8, screw rod electricity close to the side of feeding opening 7 One end that machine 8 is located inside medicine-chest 6 is fixedly connected with stirring rod 9, by the rotation of screw motor 8, so that stirring rod 9 is to medicine-chest Medical fluid inside 6 is stirred, so that medical fluid is stirred, the bottom of medicine-chest 6 is fixedly connected with diversion pipe 10, diversion pipe 10 One end close to spray chamber 4 is fixedly installed with air compressor machine 11, and the underface of medicine-chest 6 is provided with support 12, outside the bottom of support 12 Surface has been bolted pulley 13, drops to ground in device, by pulley 13 and ground face contact, so that device is in ground taxi, With certain buffering effect, medicine-chest 6 is fixedly connected with sliding block 14 close to the side side wall of connection frame 1, and the connection frame 1 is close The side of sliding block 14 offers sliding slot 15, and the inside of sliding block 14 is fixedly installed with connecting utricle 16, and the screw top of connecting utricle 16 connects It is connected to fastening nut 17, the bottom of medicine-chest 6 has been bolted connecting plate 18 close to the side of diversion pipe 10, enables support 12 It is attached with medicine-chest 6, the side side wall of connecting plate 18 is fixedly installed with damping spring 19, and damping spring 19 is internally provided with Telescopic rod 20.
Connection frame 1, rotary electric machine 2 and wing 3 constitute one group of shoulder, and the quantity of shoulder is two groups, and two Group shoulder it is symmetrical about the vertical central axis line of medicine-chest 6 so that device overall structure stablize, rotary electric machine 2 by shaft with Wing 3 is rotatablely connected, by the rotation of wing 3 so that device goes on smoothly flight.
The inside of spray chamber 4 is made of atomizer and conduit, and atomizer by conduit respectively with air compressor machine 11 and spray First 5 are fixedly connected, so that spray chamber 4 is sprayed after being atomized medical fluid by spray head 5, the side of spray chamber 4 and connection frame 1 Between angle be 30 degree, reducing resistance of this body structure of device in flight reduces, so that flight is more smooth.
Sliding block 14 is slidably connected with sliding slot 15, and medicine-chest 6 is slidably connected by sliding block 14 with sliding slot 15 and connection frame 1, is made Medicine-chest 6 is more easier to be installed on connection frame 1, connecting utricle 16 is through the junction of sliding block 14 and sliding slot 15, and sliding block 14 It is fixedly connected by connecting utricle 16 with sliding slot 15, so that medicine-chest 6 and the structure of connection frame 1 are more stable.
Stirring rod 9 is made of stirring blade and cuff, and cuff and screw motor 8 are located at one end appearance inside medicine-chest 6 Face is fitting to connection, and stirring blade is rotatablely connected by cuff and screw motor 8, so that stirring rod 9 is realized to the medicine inside medicine-chest 6 Liquid is stirred, so that medical fluid mixes well.
The opening hinge of feeding opening 7 is connected with sealing cover, and sealing cover is provided with sealing along the edge of feeding opening 7 Circle, so that the leakproofness with higher of medicine-chest 6, does not easily cause the leakage of medical fluid, diversion pipe 10 is close to the fixed company in the side of medicine-chest 6 Two groups of hoses are connected to, and diversion pipe 10 is fixedly connected by two groups of logical hoses with medicine-chest 6.
The quantity of support 12 is two groups, and two groups of supports 12 are parallel to each other with medicine-chest 6, and support 12 passes through 20 He of telescopic rod Connecting plate 18 is fixedly connected with medicine-chest 6, and certain supporting role is generated to device by support 12.
The cross section of spray chamber 4 is triangle, and spray head 5 is equally spaced in the oblique side of spray chamber 4, so that spray head 5 Spray angle becomes larger, so that spraying range becomes wide, damping spring 19 is vertically installed between connecting plate 18 and support 12, right Certain buffering effect is generated between support 12 and medicine-chest 6.
Working principle: the present invention is agriculture fog machine, which has symmetrical two groups of flanks to constitute, pass through rotation Motor 2 drive wing 3 rotation, device is smoothly flown, the sliding block 14 that the two sides of medicine-chest 6 are fixedly connected by with cunning Slot 15 is slidably connected, so that medicine-chest 6 is fixedly connected with connection frame 1, and passes through connecting utricle 16 for sliding slot 15 and sliding block 14 Position is fixed, and is locked the upper surface of connecting utricle 16 and connection frame 1 by fastening nut 17 so that medicine-chest 6 with connect Structural stability between frame 1 improves, and injects medical fluid by feeding opening 7, and drive stirring rod 9 to be rotated by screw motor 8, Medical fluid is stirred, so that medical fluid is uniformly mixed the bottom for being not easy to be deposited on device medicine-chest 6, by diversion pipe 10 by medicine-chest 6 In medical fluid be pressed into the inside of spray chamber 4 via air compressor machine 11 and spraying operation carried out by spray head 5, land in device and connect with ground When touching, by the pulley 13 of 12 bottom of support first with ground face contact, when impact of the support 12 by ground, compression telescopic rod 20 is in turn So that damping spring 19 compresses, certain buffering effect is played, the vibration and impact of device are reduced, is not easy to generate device broken It is bad, it is more practical.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention, Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features, All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention Within protection scope.

Claims (8)

1. a kind of agriculture fog machine, including connection frame (1), it is characterised in that: one end outer surface bolt of the connection frame (1) It is connected with rotary electric machine (2), is sequentially connected with wing (3) at the top of the rotary electric machine (2), connection frame (1) the level side Upward side sidewall weld has spray chamber (4), and the spray chamber (4) is fixedly connected with far from the side side wall of connection frame (1) Spray head (5), the connection frame (1) are fixedly connected with medicine-chest (6) far from one end outer surface of rotary electric machine (2), the medicine-chest (6) Outer surface of cupular part offer feeding opening (7), the medicine-chest (6) has been bolted screw motor close to the side of feeding opening (7) (8), the screw motor (8) is located at the internal one end of medicine-chest (6) and is fixedly connected with stirring rod (9), the bottom of the medicine-chest (6) It is fixedly connected with diversion pipe (10), the diversion pipe (10) is fixedly installed with air compressor machine (11), institute close to the one end of spray chamber (4) It states and is provided with immediately below medicine-chest (6) support (12), the bottom outer surface of the support (12) has been bolted pulley (13), institute It states the side side wall of medicine-chest (6) close to connection frame (1) to be fixedly connected with sliding block (14), the connection frame (1) is close to sliding block (14) Side offer sliding slot (15), the inside of the sliding block (14) is fixedly installed with connecting utricle (16), the connecting utricle (16) Screw top is connected with fastening nut (17), and the bottom of the medicine-chest (6) has been bolted company close to the side of diversion pipe (10) The side side wall of fishplate bar (18), the connecting plate (18) is fixedly installed with damping spring (19), the damping spring (19) it is interior Portion is provided with telescopic rod (20).
2. a kind of agriculture fog machine according to claim 1, it is characterised in that: the connection frame (1), rotary electric machine (2) and wing (3) constitutes one group of shoulder, and the quantity of shoulder is two groups, and two groups of shoulders are about medicine-chest (6) Vertical central axis line it is symmetrical, the rotary electric machine (2) is rotatablely connected by shaft and wing (3).
3. a kind of agriculture fog machine according to claim 1, it is characterised in that: the inside of the spray chamber (4) is by mist Change device and conduit forms, and atomizer is fixedly connected with air compressor machine (11) and spray head (5) respectively by conduit, the spray chamber (4) angle between side and connection frame (1) is 30 degree.
4. a kind of agriculture fog machine according to claim 1, it is characterised in that: the sliding block (14) and sliding slot (15) are sliding Dynamic connection, and medicine-chest (6) is slidably connected by sliding block (14) with sliding slot (15) and connection frame (1), the connecting utricle (16) is run through In the junction of sliding block (14) and sliding slot (15), and sliding block (14) is fixedly connected by connecting utricle (16) with sliding slot (15).
5. a kind of agriculture fog machine according to claim 1, it is characterised in that: the stirring rod (9) is by stirring blade It is formed with cuff, and cuff and screw motor (8) are located at the internal one end outer surface of medicine-chest (6) and are fitting to connection, the paddle Piece is rotatablely connected by cuff and screw motor (8).
6. a kind of agriculture fog machine according to claim 1, it is characterised in that: the opening of the feeding opening (7) is cut with scissors Chain link has sealing cover, and sealing cover is provided with sealing ring along the edge of feeding opening (7), and the diversion pipe (10) is close to medicine-chest (6) side is fixedly connected with two groups of hoses, and diversion pipe (10) is fixedly connected by leading to hose described in two groups with medicine-chest (6).
7. a kind of agriculture fog machine according to claim 1, it is characterised in that: the quantity of the support (12) is two Group, support described in two groups (12) are parallel to each other with medicine-chest (6), and support (12) by telescopic rod (20) and connecting plate (18) and Medicine-chest (6) is fixedly connected.
8. a kind of agriculture fog machine according to claim 1, it is characterised in that: the cross section of the spray chamber (4) is Triangle, and spray head (5) is equally spaced in the oblique side of spray chamber (4), the damping spring (19) is vertically installed in connecting plate (18) between support (12).
CN201811013302.7A 2018-08-31 2018-08-31 A kind of agricultural fog machine Pending CN108935415A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811013302.7A CN108935415A (en) 2018-08-31 2018-08-31 A kind of agricultural fog machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811013302.7A CN108935415A (en) 2018-08-31 2018-08-31 A kind of agricultural fog machine

Publications (1)

Publication Number Publication Date
CN108935415A true CN108935415A (en) 2018-12-07

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CN201811013302.7A Pending CN108935415A (en) 2018-08-31 2018-08-31 A kind of agricultural fog machine

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Publication number Priority date Publication date Assignee Title
CN110667853A (en) * 2019-11-08 2020-01-10 澄迈农博农业发展有限公司 Plant protection unmanned aerial vehicle
CN115997746A (en) * 2022-12-29 2023-04-25 中国热带农业科学院橡胶研究所 Pesticide spraying device for unmanned aerial vehicle

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110667853A (en) * 2019-11-08 2020-01-10 澄迈农博农业发展有限公司 Plant protection unmanned aerial vehicle
CN115997746A (en) * 2022-12-29 2023-04-25 中国热带农业科学院橡胶研究所 Pesticide spraying device for unmanned aerial vehicle
CN115997746B (en) * 2022-12-29 2024-08-06 中国热带农业科学院橡胶研究所 Pesticide spraying device for unmanned aerial vehicle

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Application publication date: 20181207