CN207784098U - A kind of plant protection drone for pesticide spraying - Google Patents
A kind of plant protection drone for pesticide spraying Download PDFInfo
- Publication number
- CN207784098U CN207784098U CN201820101968.7U CN201820101968U CN207784098U CN 207784098 U CN207784098 U CN 207784098U CN 201820101968 U CN201820101968 U CN 201820101968U CN 207784098 U CN207784098 U CN 207784098U
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- spraying
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Abstract
The utility model discloses a kind of plant protection drones for pesticide spraying, including bottom plate, the left and right sides of the bottom plate are fixedly connected with two opposite one end of electric pushrod respectively, the right end of the electric pushrod is fixedly connected with the left side of U-shaped bar, the opposite one side of the U-shaped bar inner wall is connected with second bearing, the inner wall of the second bearing is socketed with the second shaft, and the opposite one end of two the second shafts is fixedly connected with the front and back of liquid-spraying rod respectively.This is used for the plant protection drone of pesticide spraying, under collective effect by stretching device, drawing liquid pump, the second shaft, second bearing, infusion tube, liquid-spraying rod, nozzle and electric pushrod, drawing liquid pump extracts the liquid stirred evenly out by infusion tube in medicine-chest, so that traction rope drives ratch to move right, so that liquid-spraying rod moves up and down, electric pushrod extends or foreshortened length, realizes the adjustment to drone body spraying range, improves the efficiency sprayed insecticide.
Description
Technical field
The utility model is related to air vehicle technique fields, specially a kind of plant protection drone for pesticide spraying.
Background technology
Currently, with the raising of people's economic level, the fields such as agricultural are also rapidly developing, in agricultural planting, often
Need to use sprayer and spray insecticide to flowers, plants and trees, the sprayer that when existing agricultural greening production uses largely for
Backpack, when operating knapsack sprayer, not only great work intensity, and working efficiency is low, for a long time using causing work
Personnel's is tired out, and when carrying out large area sprinkling, plant protection drone is better choice.
Traditional plant protection drone can not adjust the range of sprinkling since nozzle is fixedly secured, and spraying efficiency is low, and
Add pesticide when, can not be sufficiently mixed between general pesticide and water, cause insecticidal effect very poor, not only increase enterprise at
This, is also not achieved the effect of anticipation.
Utility model content
（One）The technical issues of solution
In view of the deficiencies of the prior art, the utility model provides a kind of plant protection drone for pesticide spraying, solves
Traditional plant protection drone can not adjust the range of sprinkling since nozzle is fixedly secured, and spraying efficiency is low, and in addition agriculture
It when medicine, can not be sufficiently mixed between general pesticide and water, cause insecticidal effect very poor, not only increased entreprise cost, also reach
Less than anticipation effect the problem of.
（Two）Technical solution
To achieve the above object, the utility model provides the following technical solutions：A kind of plant protection for pesticide spraying nobody
The left and right sides of machine, including bottom plate, the bottom plate are fixedly connected with two opposite one end of electric pushrod respectively, described electronic
The right end of push rod is fixedly connected with the left side of U-shaped bar, and the opposite one side of the U-shaped bar inner wall is connected with second bearing, institute
The inner wall for stating second bearing is socketed with the second shaft, and the opposite one end of two the second shafts respectively with the front of liquid-spraying rod and the back of the body
Face is fixedly connected, and the upper surface of the liquid-spraying rod is fixedly connected with the bottom end of stretching device, the lower surface of the stretching device and L
The upper surface of type support plate is fixedly connected, and the lower surface of the L-type support plate is fixedly connected with the upper surface of electric pushrod, described
Liquid-spraying rod upper surface is connected with one end of infusion tube, the other end of the infusion tube respectively with the right side phase of drawing liquid pump
Connection, the back side of the drawing liquid pump are fixedly connected with the front of medicine-chest, and the lower surface of the medicine-chest and the upper surface of bottom plate are fixed
Connection, the right side of the medicine-chest are fixedly connected with feeding opening, and the feeding opening is flexibly connected with piston, the inner wall of the medicine-chest
It is connected with the upper surface of drawing liquid pump by drawing liquid hose, the left side of the medicine-chest right side with two the second fixed blocks respectively
Face is fixedly connected, and the opposite one side of two the second fixed blocks fixes with the upper and lower surface of the second motor body connect respectively
It connects, the output shaft of second motor is fixedly connected with the left end of first rotating shaft, and the outer wall of the first rotating shaft is socketed with first
Bearing, the first bearing are connected to the left side of medicine-chest, and the right end of the first rotating shaft is fixedly connected with the left end of agitating shaft,
The outer surface of the agitating shaft is provided with several stirring rods, and the upper surface of the medicine-chest and the lower surface of support plate, which are fixed, to be connected
It connects, the upper surface of the support plate is fixedly connected with the lower surface of drone body.
Preferably, the stretching device includes traction rope, and described traction rope one end is fixedly connected with the upper surface of liquid-spraying rod,
The other end of the traction rope is fixedly connected by the outer rim of idler wheel with the right end of ratch, the left end of the ratch and telescopic rod
Right end is fixedly connected, and the left end of the telescopic rod is fixedly connected with the right side of fixed plate, the right side of the fixed plate and the
The left side of one fixed block is fixedly connected, and the right side of first fixed block is fixed with the left side of first motor fuselage to be connected
It connects, the output shaft of the first motor is fixedly connected with the back side of half gear, half gear and ratch engagement, the fixed plate
Lower surface be fixedly connected with the upper surface of L-type support plate.
Preferably, the lower surface of the liquid-spraying rod is provided with several nozzles, and the shape of nozzle is cellular.
Preferably, there are two hose support, the front of the hose support and infusion are soft for the upper surface setting of the bottom plate
The back side of pipe is fixedly connected.
Preferably, the upper surface of the support plate is provided with power supply, and the upper surface of the power supply is provided with switch.
Preferably, the output end of the power supply is electrically connected with the input terminal of switch, the output end of the switch and the first electricity
The input terminal of machine, the second motor and electric pushrod is electrically connected, and the model LW5D-16 universal change-over switches switched.
（Three）Advantageous effect
The utility model provides a kind of plant protection drone for pesticide spraying, has following advantageous effect：
（1）, this be used for the plant protection drone of pesticide spraying, by stretching device, drawing liquid pump, the second shaft, second bearing,
Infusion tube, liquid-spraying rod, nozzle and electric pushrod collective effect under, drawing liquid pump extracts stirring out by infusion tube in medicine-chest
Uniform liquid flows to liquid-spraying rod, the output shaft rotation of first motor drives half gear to turn via drawing liquid pump by infusion tube
Dynamic, half gear movement pulls traction rope, the second shaft to be rotated in second bearing so that and liquid-spraying rod does arcuate movement upwards, when
When half gear and ratch no longer engage, liquid-spraying rod under the effect of gravity, moves downward so that traction rope drives ratch to transport to the right
It is dynamic, when reaching the extreme position of telescopic rod, stop motion so that liquid-spraying rod moves up and down, electric pushrod work, electricity
Dynamic push rod elongation or foreshortened length, realize the adjustment to drone body spraying range, improve the efficiency sprayed insecticide.
（2）, this be used for the plant protection drone of pesticide spraying, pass through and agitating shaft, stirring rod and the second motor be set so that agriculture
The stirring of medicine is more uniform, increases the using effect of pesticide, and the utility model which has a compact structure and a reasonable design, highly practical.
Description of the drawings
Fig. 1 is the cross-sectional view that the utility model is faced；
Fig. 2 is the positive structure diagram of the utility model；
Fig. 3 is the structural schematic diagram that part A is amplified in Fig. 2；
Fig. 4 is the structural schematic diagram that part B is amplified in Fig. 1.
In figure：1 bottom plate, 2 medicine-chests, 3 electric pushrods, 4 U-shaped bars, 5 stretching devices, 51 fixed plates, 52 telescopic rods, 53 first
Fixed block, 54 half gears, 55 first motors, 56 ratch, 57 idler wheels, 58 traction ropes, 6 hose supports, 7 liquid-spraying rods, 8 nozzles, 9 are lived
Plug, 10 infusion tubes, 11 L-type support plates, 12 drawing liquid pumps, 13 first bearings, 14 first rotating shafts, 15 second fixed blocks, 16 second
Motor, 17 agitating shafts, 18 stirring rods, 19 feeding openings, 20 support plates, 21 drone bodies, 22 power supplys, 23 switch, 24 second turns
Axis, 25 second bearings, 26 drawing liquid hoses.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figs 1-4, the utility model provides a kind of technical solution：A kind of plant protection drone for pesticide spraying,
Including bottom plate 1, there are two hose support 6, the back sides in the front and infusion tube 10 of hose support 6 for the upper surface setting of bottom plate 1
It is fixedly connected, by the way that hose support 6 is arranged so that infusion tube 10 is stabilized in device during drone body 21 is flown
On, the left and right sides of bottom plate 1 are fixedly connected with two opposite one end of electric pushrod 3 respectively, by the way that electric pushrod 3 is arranged,
3 extended length of electric pushrod so that liquid-spraying rod 7 is far from drone body 21,3 foreshortened length of electric pushrod so that liquid-spraying rod 7 connects
Nearly drone body 21 so that the range bigger of sprinkling, the right end of electric pushrod 3 is fixedly connected with the left side of U-shaped bar 4, U-shaped
The opposite one side of 4 inner wall of bar is connected with second bearing 25, and the inner wall of second bearing 25 is socketed with the second shaft 24, passes through setting
Second shaft 24 and the second shaft 24, the rotation in second bearing 25 of the second shaft 24 so that liquid-spraying rod 7 makees arcuate movement, and
Two opposite one end of the second shaft 24 are fixedly connected with the front and back of liquid-spraying rod 7 respectively, the lower surface setting of liquid-spraying rod 7
There are several nozzles 8, and the shape of nozzle 8 is cellular, by the way that nozzle 8 is arranged so that more uniform, the hydrojet of medicine liquid spray
The upper surface of bar 7 is fixedly connected with the bottom end of stretching device 5, by the way that stretching device 5, the output shaft rotation of first motor 55 is arranged
Half gear 54 is driven to rotate, the movement of half gear 54 pulls traction rope 58, the second shaft 24 rotation in second bearing 25 so that spray
Liquid bar 7 does arcuate movement upwards, and when half gear 54 and ratch 56 no longer engage, liquid-spraying rod 7 under the effect of gravity, is transported downwards
It is dynamic so that traction rope 58 drives ratch 56 to move right, when reaching the extreme position of telescopic rod 52, stop motion, again the
Under the effect of one motor 55 so that liquid-spraying rod 7 moves up and down, and the angle for controlling sprinkling is different, realizes to spraying model
The control enclosed, stretching device 5 include traction rope 58, and 58 one end of traction rope is fixedly connected with the upper surface of liquid-spraying rod 7, traction rope 58
The other end be fixedly connected with the right end of ratch 56 by the outer rim of idler wheel 57, the left end of ratch 56 and the right end of telescopic rod 52 are solid
Fixed connection, the left end of telescopic rod 52 are fixedly connected with the right side of fixed plate 51, the right side of fixed plate 51 and the first fixed block
53 left side is fixedly connected, and the right side of the first fixed block 53 is fixedly connected with the left side of 55 fuselage of first motor, and first
The output shaft of motor 55 is fixedly connected with the back side of half gear 54, and half gear 54 and ratch 56 engage, by the way that 56 He of ratch is arranged
Half gear 54 realizes liquid-spraying rod 7 and moves up and down, the upper surface of the lower surface and L-type support plate 11 of fixed plate 51
It is fixedly connected, the lower surface of L-type support plate 11 is fixedly connected with the upper surface of electric pushrod 3, and 7 upper surface of liquid-spraying rod and infusion are soft
One end of pipe 10 is connected, and the other end of infusion tube 10 is connected with the right side of drawing liquid pump 12 respectively, by the way that drawing liquid is arranged
Pump 12 and infusion tube 10, drawing liquid pump 12 extracts the liquid stirred evenly out by infusion tube 10 from medicine-chest 2 is inner, via drawing liquid pump
12, liquid-spraying rod 7 is flowed to by infusion tube 10, is spilt at nozzle 8 to plant so that medicine liquid spray to plant, drawing liquid pump 12
The back side is fixedly connected with the front of medicine-chest 2, and the lower surface of medicine-chest 2 is fixedly connected with the upper surface of bottom plate 1, the right side of medicine-chest 2
It is fixedly connected with feeding opening 19, feeding opening 19 is flexibly connected with piston 9, and the inner wall of medicine-chest 2 passes through drawing liquid liquid hose 10 and drawing liquid
The upper surface of pump 12 is connected, and the left side of medicine-chest 2 is fixedly connected with the right side of two the second fixed blocks 15 respectively, and two
The opposite one side of second fixed block 15 is fixedly connected with the upper and lower surface of 16 fuselage of the second motor respectively, the second motor 16
Output shaft be fixedly connected with the left end of first rotating shaft 14, the outer wall of first rotating shaft 14 is socketed with first bearing 13, first bearing
13 are connected to the left side of medicine-chest 2, and the right end of first rotating shaft 14 is fixedly connected with the left end of agitating shaft 17, the appearance of agitating shaft 17
Face is provided with several stirring rods 18, by the way that the second motor 16, first bearing 13, first rotating shaft 14, agitating shaft 17 is arranged and stirs
Bar 18 is mixed, the output shaft rotation of the second motor 16 drives the rotation in first bearing 13 of first rotating shaft 14, first bearing 13 to rotate
Agitating shaft 17 is driven to rotate so that stirring rod 18 starts mix insect with water so that pesticide and water uniformly mix, real
The efficient utilization to pesticide is showed, the upper surface of medicine-chest 2 is fixedly connected with the lower surface of support plate 20, the upper surface of support plate 20
It is fixedly connected with the lower surface of drone body 21, the upper surface of support plate 20 is provided with power supply 22, and the upper surface of power supply 22 is set
It is equipped with switch 23, by the way that switch 23 is arranged so that staff works to first motor 55, the second motor 16 and electric pushrod 3
The manipulation of state is more convenient, and the output end of power supply 22 is electrically connected with the input terminal of switch 23, the output end of switch 23 and first
The input terminal of motor 55, the second motor 16 and electric pushrod 3 is electrically connected, and the omnipotent conversions of model LW5D-16 of switch 23 are opened
It closes.
In use, pesticide and water are added from feeding opening 19 to medicine-chest 2 by staff, 23 are turned on the switch, the second motor 16
Output shaft rotates, and the output shaft rotation of the second motor 16 drives first rotating shaft 14 rotation, first bearing 13 in first bearing 13
Rotation drives agitating shaft 17 to rotate so that stirring rod 18 starts mix insect with water, and staff controls drone body 21 and flies
Row, staff control switch 23, and drawing liquid pump 12 works, and drawing liquid pump 12 is stirred by infusion tube 10 from 2 inner extraction of medicine-chest equal
Even liquid flows to liquid-spraying rod 7 via drawing liquid pump 12 by infusion tube 10, is spilt at nozzle 8 to plant, staff's control
Switch 23 is made, first motor 55 works, and the output shaft rotation of first motor 55 drives the rotation of half gear 54, the movement of half gear 54 to draw
Dynamic traction rope 58, the second shaft 24 rotation in second bearing 25 so that liquid-spraying rod 7 does arcuate movement upwards, when half gear 54
When no longer being engaged with ratch 56, liquid-spraying rod 7 under the effect of gravity, moves downward so that traction rope 58 drives ratch 56 to transport to the right
It is dynamic, when reaching the extreme position of telescopic rod 52, stop motion, under 55 continuous action of first motor so that liquid-spraying rod 7 is done up and down
Reciprocating motion, staff control switch 23, electric pushrod 3 work, 3 extended length of electric pushrod so that liquid-spraying rod 7 is separate
Drone body 21,3 foreshortened length of electric pushrod so that liquid-spraying rod 7 is close to drone body 21, when nothing is completed or worked as in sprinkling
After liquid medicine jet in 21 medicine-chest 2 of man-machine ontology is shed, staff controls drone body 21 and declines, and drops down onto ground, and work people
Member's control switch 23, turns off the switch 23 so that first motor 55, the second motor 16 and electric pushrod 3 are stopped.
Can to sum up obtain, 1, this be used for the plant protection drone of pesticide spraying, pass through stretching device 5, drawing liquid pump 12, the second shaft
24, under the collective effect of second bearing 25, infusion tube 10, liquid-spraying rod 7, nozzle 8 and electric pushrod 3, drawing liquid pump 12 is by defeated
Liquid hose 10 flows to liquid-spraying rod 7 via drawing liquid pump 12 from the inner liquid stirred evenly of extracting out of medicine-chest 2 by infusion tube 10, the
The output shaft rotation of one motor 55 drives the rotation of half gear 54, the movement of half gear 54 to pull traction rope 58, and the second shaft 24 is the
Rotation in two bearings 25 so that liquid-spraying rod 7 does arcuate movement upwards, when half gear 54 and ratch 56 no longer engage, liquid-spraying rod 7
Under the effect of gravity, it moves downward so that traction rope 58 drives ratch 56 to move right, and reaches the extreme position of telescopic rod 52
When, stop motion so that liquid-spraying rod 7 moves up and down, and electric pushrod 3 works, the elongation of electric pushrod 3 or reduction length
Degree, realizes the adjustment to 21 spraying range of drone body, improves the efficiency sprayed insecticide.
2, the plant protection drone for being used for pesticide spraying is made by the way that agitating shaft 17, stirring rod 18 and the second motor 16 is arranged
The stirring for obtaining pesticide is more uniform, increases the using effect of pesticide, and the utility model which has a compact structure and a reasonable design, practicability
By force.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of plant protection drone for pesticide spraying, including bottom plate（1）, it is characterised in that：The bottom plate（1）Left and right two
Side respectively with two electric pushrods（3）Opposite one end is fixedly connected, the electric pushrod（3）Right end and U-shaped bar（4）'s
Left side is fixedly connected, the U-shaped bar（4）The opposite one side of inner wall is connected with second bearing（25）, the second bearing
（25）Inner wall be socketed with the second shaft（24）, and two the second shafts（24）Opposite one end respectively with liquid-spraying rod（7）Just
Face is fixedly connected with the back side, the liquid-spraying rod（7）Upper surface and stretching device（5）Bottom end be fixedly connected, stretching dress
It sets（5）Lower surface and L-type support plate（11）Upper surface be fixedly connected, the L-type support plate（11）Lower surface with it is electronic
Push rod（3）Upper surface be fixedly connected, the liquid-spraying rod（7）Upper surface and infusion tube（10）One end be connected, it is described defeated
Liquid hose（10）The other end respectively with drawing liquid pump（12）Right side be connected, the drawing liquid pump（12）The back side and medicine-chest
（2）Front be fixedly connected, the medicine-chest（2）Lower surface and bottom plate（1）Upper surface be fixedly connected, the medicine-chest（2）'s
Right side is fixedly connected with feeding opening（19）, the feeding opening（19）With piston（9）Flexible connection, the medicine-chest（2）Inner wall
Pass through drawing liquid hose（26）With drawing liquid pump（12）Upper surface be connected, the medicine-chest（2）Left side respectively with two second
Fixed block（15）Right side be fixedly connected, and two the second fixed blocks（15）Opposite one side respectively with the second motor（16）Machine
The upper and lower surface of body is fixedly connected, second motor（16）Output shaft and first rotating shaft（14）Left end fix connect
It connects, the first rotating shaft（14）Outer wall be socketed with first bearing（13）, the first bearing（13）It is connected to medicine-chest（2）A left side
Side, the first rotating shaft（14）Right end and agitating shaft（17）Left end be fixedly connected, the agitating shaft（17）Outer surface
It is provided with several stirring rods（18）, the medicine-chest（2）Upper surface and support plate（20）Lower surface be fixedly connected, the branch
Fagging（20）Upper surface and drone body（21）Lower surface be fixedly connected.
2. a kind of plant protection drone for pesticide spraying according to claim 1, it is characterised in that：The stretching device
（5）Including traction rope（58）, the traction rope（58）One end and liquid-spraying rod（7）Upper surface be fixedly connected, the traction rope
（58）The other end pass through idler wheel（57）Outer rim and ratch（56）Right end be fixedly connected, the ratch（56）Left end with stretch
Contracting bar（52）Right end be fixedly connected, the telescopic rod（52）Left end and fixed plate（51）Right side be fixedly connected, it is described
Fixed plate（51）Right side and the first fixed block（53）Left side be fixedly connected, first fixed block（53）Right side
With first motor（55）The left side of fuselage is fixedly connected, the first motor（55）Output shaft and half gear（54）The back side
It is fixedly connected, half gear（54）And ratch（56）Engagement, the fixed plate（51）Lower surface and L-type support plate（11）'s
Upper surface is fixedly connected.
3. a kind of plant protection drone for pesticide spraying according to claim 1, it is characterised in that：The liquid-spraying rod
（7）Lower surface be provided with several nozzles（8）, and nozzle（8）Shape be it is cellular.
4. a kind of plant protection drone for pesticide spraying according to claim 1, it is characterised in that：The bottom plate（1）
Upper surface setting there are two hose support（6）, the hose support（6）Front and infusion tube（10）The back side fix connect
It connects.
5. a kind of plant protection drone for pesticide spraying according to claim 1, it is characterised in that：The support plate
（20）Upper surface be provided with power supply（22）, the power supply（22）Upper surface be provided with switch（23）.
6. a kind of plant protection drone for pesticide spraying according to claim 5, it is characterised in that：The power supply（22）
Output end and switch（23）Input terminal electrical connection, the switch（23）Output end and first motor（55）, the second motor
（16）And electric pushrod（3）Input terminal electrical connection, and switch（23）Model LW5D-16 universal change-over switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820101968.7U CN207784098U (en) | 2018-01-22 | 2018-01-22 | A kind of plant protection drone for pesticide spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820101968.7U CN207784098U (en) | 2018-01-22 | 2018-01-22 | A kind of plant protection drone for pesticide spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207784098U true CN207784098U (en) | 2018-08-31 |
Family
ID=63269679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820101968.7U Expired - Fee Related CN207784098U (en) | 2018-01-22 | 2018-01-22 | A kind of plant protection drone for pesticide spraying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207784098U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110250140A (en) * | 2019-06-27 | 2019-09-20 | 江苏大成航空科技有限公司 | A kind of agricultural plant protection unmanned plane pesticide spraying device that stability is high |
| CN112450182A (en) * | 2020-10-21 | 2021-03-09 | 郑州云启工业设备技术有限公司 | Pesticide sprinkler based on unmanned aerial vehicle |
| CN112450183A (en) * | 2020-10-21 | 2021-03-09 | 郑州云启工业设备技术有限公司 | Pesticide spraying method based on unmanned aerial vehicle |
| CN112715509A (en) * | 2020-12-25 | 2021-04-30 | 广东省农业科学院植物保护研究所 | Plant protection unmanned aerial vehicle with liquid medicine anti-overflow device |
| CN112741073A (en) * | 2021-01-28 | 2021-05-04 | 上海萩狩农业科技发展有限公司 | Pesticide sprinkler and control system |
-
2018
- 2018-01-22 CN CN201820101968.7U patent/CN207784098U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110250140A (en) * | 2019-06-27 | 2019-09-20 | 江苏大成航空科技有限公司 | A kind of agricultural plant protection unmanned plane pesticide spraying device that stability is high |
| CN112450182A (en) * | 2020-10-21 | 2021-03-09 | 郑州云启工业设备技术有限公司 | Pesticide sprinkler based on unmanned aerial vehicle |
| CN112450183A (en) * | 2020-10-21 | 2021-03-09 | 郑州云启工业设备技术有限公司 | Pesticide spraying method based on unmanned aerial vehicle |
| CN112715509A (en) * | 2020-12-25 | 2021-04-30 | 广东省农业科学院植物保护研究所 | Plant protection unmanned aerial vehicle with liquid medicine anti-overflow device |
| CN112741073A (en) * | 2021-01-28 | 2021-05-04 | 上海萩狩农业科技发展有限公司 | Pesticide sprinkler and control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 Termination date: 20190122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |