CN110973096B - Pesticide shower nozzle for plant protection unmanned aerial vehicle - Google Patents
Pesticide shower nozzle for plant protection unmanned aerial vehicle Download PDFInfo
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- CN110973096B CN110973096B CN201911125682.8A CN201911125682A CN110973096B CN 110973096 B CN110973096 B CN 110973096B CN 201911125682 A CN201911125682 A CN 201911125682A CN 110973096 B CN110973096 B CN 110973096B
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- wall
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- frame
- pesticide
- unmanned aerial
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/005—Special arrangements or adaptations of the spraying or distributing parts, e.g. adaptations or mounting of the spray booms, mounting of the nozzles, protection shields
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0089—Regulating or controlling systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/16—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting
- B64D1/18—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting by spraying, e.g. insecticides
Abstract
The invention relates to a pesticide sprayer for a plant protection unmanned aerial vehicle, which comprises a connecting pipe, wherein threads are arranged on the outer wall of the connecting pipe, a spraying frame is arranged at the lower end of the connecting pipe, a spraying opening is arranged at the lower end of the spraying frame, connection through holes are uniformly formed in the side wall of the spraying frame along the circumferential direction of the side wall, communication mechanisms are arranged in the connection through holes, and direction adjusting mechanisms are uniformly arranged on the outer wall of the spraying frame along the circumferential direction of the side wall. The invention can solve the following problems of the prior pesticide sprayer for the plant protection unmanned aerial vehicle in the use process, a the traditional pesticide sprayer has a single spraying operation mode, and the corresponding sprayer needs to be replaced according to the production habit requirements of different plants, so the adaptability is poor. b. The pesticide shower nozzle that uses on current unmanned aerial vehicle can't adjust the angle of spraying of pesticide, can only spray the pesticide according to the angle of spraying of regulation, receives weather wind-force influence great, can't guarantee the effect of evenly spraying the pesticide in different operational environment.
Description
Technical Field
The invention relates to the technical field of pesticide spraying of plant protection unmanned aerial vehicles, in particular to a pesticide spray head for a plant protection unmanned aerial vehicle.
Background
Plant protection unmanned aerial vehicle, unmanned vehicles again, this type unmanned aerial vehicle flies to control by flight platform, navigation, spraying mechanism triplex, flies to control through ground remote control or navigation, realizes spraying the operation, can spray medicament, seed, powder etc. uses unmanned aerial vehicle to carry out the pesticide to crops and sprays often at present and is rare, need according to the concrete spraying condition of specific kind and operational environment control pesticide when the pesticide sprays.
However, the following problems of the existing pesticide sprayer for the plant protection unmanned aerial vehicle exist in the using process, the spraying operation mode of the traditional pesticide sprayer is single, the corresponding sprayer needs to be replaced according to the production habit requirements of different plants, and the adaptability is poor. b. The pesticide shower nozzle that uses on current unmanned aerial vehicle can't adjust the angle of spraying of pesticide, can only spray the pesticide according to the angle of spraying of regulation, receives weather wind-force influence great, can't guarantee the effect of evenly spraying the pesticide in different operational environment.
For the technical problem that the existing plant protection unmanned aerial vehicle exists in the use process, the personnel in the related technical field make adaptive improvement after research, for example, the Chinese utility model patent with the patent number of 2017214192487, a plant protection unmanned aerial vehicle can avoid the damage caused by collision of the spray head, however, the problem that the pesticide spray head for the plant protection unmanned aerial vehicle exists in the use process is not mentioned.
Disclosure of Invention
In order to solve the problems, the invention provides a pesticide spray head for a plant protection unmanned aerial vehicle, which can solve the problems of the existing pesticide spray head for the plant protection unmanned aerial vehicle in the using process.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: the pesticide spray head for the plant protection unmanned aerial vehicle comprises a connecting pipe, wherein threads are arranged on the outer wall of the connecting pipe, a spraying frame is installed at the lower end of the connecting pipe, a spraying opening is formed in the lower end of the spraying frame, connection through holes are uniformly formed in the side wall of the spraying frame along the circumferential direction of the side wall, a connection mechanism is arranged in each connection through hole, direction adjusting mechanisms are uniformly arranged on the outer wall of the spraying frame along the circumferential direction of the side wall of the spraying frame, the direction adjusting mechanisms are connected to a driving mechanism, and the driving mechanism is installed on the connecting pipe;
the communicating mechanism comprises a linkage slide way arranged in the communicating hole, a communicating pipe is connected in the linkage slide way in a sliding fit mode, a guide spring rod is arranged between the communicating pipe and the inner wall of the linkage slide way, an extrusion ring is arranged on the outer wall of the communicating pipe, closed plates are symmetrically arranged on the inner wall of the communicating hole through pin shafts, the closed plates are connected to the inner wall of the communicating hole through springs, a limiting ring is arranged on the inner wall of the communicating pipe, the limiting ring abuts against the outer wall of the closed plates, and the closed plates are located on the outer side of the communicating pipe;
transfer to the mechanism including installing the accent on spraying the frame outer wall to the frame, transfer to the frame and be H type structure, transfer to being provided with the slip lantern ring through the sliding fit mode on the inner wall of frame, the upper end of the slip lantern ring is connected on actuating mechanism, and the slip lantern ring passes through the slip spring pole and links to each other with the spacing ring, is provided with the butt joint pipe on the inner wall of the slip lantern ring, and the lower extreme of the slip lantern ring is installed and is closed the frame, is provided with closed rubber piece on the closed frame.
Preferably, actuating mechanism includes and fixes the flange on the connecting pipe through the thread engagement mode, the last screw thread that is provided with of flange, the cover is equipped with annular electric slider on flange's the upper end outer wall, install the swivel mount on the annular electric slider, the telescopic link is installed to the lower extreme of swivel mount, the lower extreme of telescopic link is provided with annular thread frame, be connected with rotatory piece through the sliding fit mode on the annular thread frame, there is the actuating lever through round pin hub connection on the rotatory piece, the lower extreme of actuating lever is on driving frame through round pin hub connection, the driving frame slides and sets up on flange, the slip lantern ring is connected to the driving frame.
Preferably, the butt joint pipe comprises sleeve pipe, hose, spray pipe, guide spring, guide ring and accent to the block, and the one end in the sleeve pipe outside is connected with the hose, and the outside of hose is connected with the spray pipe, is connected with guide spring between spray pipe and the sleeve pipe, and the cover is equipped with the guide ring on the spray pipe, and the guide ring slides and sets up transferring to between the inner wall of frame, transfers to installing between the inner wall of frame and transfers to the block, transfers to the cross-section of block and be the triangle structure.
Preferably, an annular extrusion groove is formed in the side wall of the sleeve, an extrusion piston rod is arranged in the annular extrusion groove, a sealing groove is uniformly formed in the inner wall of the sleeve along the circumferential direction of the inner wall of the sleeve, the sealing groove is communicated with the annular extrusion groove, and an airbag cushion is arranged in the sealing groove.
Preferably, the force of the sliding spring rod is greater than the force of the guide spring rod.
Preferably, the lower end of the spraying frame is a circular truncated cone structure with the diameter increasing from top to bottom in sequence.
Preferably, the guide ring is composed of a circular ring and a circular rod, and the circular rod is installed on two sides of the circular ring through bearings.
Preferably, the dividing plate is provided with a circulation groove, the dividing plate is provided with a drainage plate, and the drainage plate is of a downward inclined structure from front to back.
1. The invention can solve the following problems of the prior pesticide sprayer for the plant protection unmanned aerial vehicle in the use process, a the traditional pesticide sprayer has a single spraying operation mode, and the corresponding sprayer needs to be replaced according to the production habit requirements of different plants, so the adaptability is poor. b. The pesticide shower nozzle that uses on current unmanned aerial vehicle can't adjust the angle of spraying of pesticide, can only spray the pesticide according to the angle of spraying of regulation, receives weather wind-force influence great, can't guarantee the effect of evenly spraying the pesticide in different operational environment. The present invention can solve the above-mentioned problems, and has an unexpected effect.
2. The automatic switching device is arranged on the plant protection unmanned aerial vehicle, different spraying modes can be selected according to actual conditions in the pesticide spraying process, the pesticide can be vertically sprayed through the spraying opening in the spraying frame, the driving mechanism seals the spraying opening when working, the spraying pipe sprays the pesticide in the inclined direction, the spraying modes are automatically switched, the selection can be performed according to growth habits of different plants, and the adaptability is good.
3. The invention can automatically adjust the spraying angle of the pesticide according to the production environment of plants in operation, thereby ensuring the effect of uniformly spraying the pesticide in different environments.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic view of the structure between the spray frame and the communication mechanism of the present invention;
FIG. 3 is a schematic view of the structure between the sleeve, hose, spray tube, guide spring, squeeze piston rod and airbag cushion of the present invention;
FIG. 4 is a schematic view of the slip collar of the present invention;
fig. 5 is a schematic view of the structure of the guide ring of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 5, the pesticide sprayer for the plant protection unmanned aerial vehicle comprises a connecting pipe 1, wherein threads are arranged on the outer wall of the connecting pipe 1, a spraying frame 2 is arranged at the lower end of the connecting pipe 1, a spraying opening is arranged at the lower end of the spraying frame 2, connection through holes are uniformly formed in the side wall of the spraying frame 2 along the circumferential direction of the side wall, a communication mechanism 3 is arranged in each connection through hole, direction adjusting mechanisms 4 are uniformly arranged on the outer wall of the spraying frame 2 along the circumferential direction of the outer wall, the direction adjusting mechanisms 4 are connected to a driving mechanism 5, and the driving mechanism 5 is arranged on the connecting pipe 1;
the lower end of the spraying frame 2 is a circular truncated cone structure with the diameter increasing from top to bottom in sequence. The pesticide is filled into the spraying frame 2 through the connecting pipe 1, and the pesticide can be completely sprayed out from the spraying port.
The pesticide spraying device is arranged on a plant protection unmanned aerial vehicle for spraying pesticide, the pesticide is conveyed into the spraying frame 2 through the connecting pipe 1, and when the pesticide needs to be sprayed vertically, the pesticide is directly sprayed onto plants vertically from the spraying port.
The annular electric slide block 52 starts to work, the annular threaded frame 55 is controlled to rotate and lift on the connecting flange 51, the annular threaded frame 55 drives the driving frame 58 to move inwards through the driving rod 57 in the lifting movement, and the driving frame 58 drives the sliding sleeve ring 42 to move synchronously in the movement;
the communicating mechanism 3 comprises a linkage slide way arranged in the communicating hole, a communicating pipe 31 is connected in the linkage slide way in a sliding fit mode, a guide spring rod 32 is arranged between the communicating pipe 31 and the inner wall of the linkage slide way, an extrusion ring 33 is arranged on the outer wall of the communicating pipe 31, a closed plate 34 is symmetrically arranged on the inner wall of the communicating hole through a pin shaft, the closed plate 34 is connected on the inner wall of the communicating hole through a spring, a limiting ring 35 is arranged on the inner wall of the communicating pipe 31, the limiting ring 35 abuts against the outer wall of the closed plate 34, and the closed plate 34 is positioned on the outer side of the communicating pipe 31; the guide spring rod 32 has a limiting function on the communicating pipe 31, and the closing plate 34 can prevent pesticide leakage.
The direction adjusting mechanism 4 comprises a direction adjusting frame 41 arranged on the outer wall of the spraying frame 2, the direction adjusting frame 41 is of an H-shaped structure, a sliding sleeve ring is arranged on the inner wall of the direction adjusting frame 41 in a sliding fit mode, the upper end of the sliding sleeve ring 42 is connected to the driving mechanism 5, the sliding sleeve ring 42 is connected with the limiting ring 35 through a sliding spring rod 43, a butt joint pipe 44 is arranged on the inner wall of the sliding sleeve ring 42, a sealing frame 45 is arranged at the lower end of the sliding sleeve ring 42, and a closed rubber block 46 is arranged on the sealing frame 45.
The sliding collar 42 controls the butt joint pipe 44 to butt joint the close joint plate 34 and the communicating pipe 31 in the movement process, meanwhile, the sliding collar 42 controls the closing frame 45 to move inwards, the closing rubber block 46 on the closing frame 45 closes the spraying opening, and when pesticide needs to be sprayed, the pesticide is sprayed onto plants obliquely through the butt joint pipe 44.
The butt joint pipe 44 is composed of a sleeve 441, a hose 442, a spraying pipe 443, a guide spring 444, a guide ring 445 and a direction adjusting block 446, the hose 442 is connected to one end of the outer side of the sleeve 441, the spraying pipe 443 is connected to the outer side of the hose 442, the guide spring 444 is connected between the spraying pipe 443 and the sleeve 441, the guide ring 445 is sleeved on the spraying pipe 443 and is arranged between the inner walls of the direction adjusting frame 41 in a sliding mode, the direction adjusting block 446 is installed between the inner walls of the direction adjusting frame 41, the section of the direction adjusting block 446 is of a triangular structure, and the guide spring 444 plays a role in resetting of the spraying pipe 443.
An annular extrusion groove is formed in the side wall of the sleeve 441, an extrusion piston rod 447 is arranged in the annular extrusion groove, a sealing groove is uniformly formed in the inner wall of the sleeve 441 along the circumferential direction of the sleeve, the sealing groove is communicated with the annular extrusion groove, and an airbag cushion 448 is arranged in the sealing groove.
The butt joint pipe 44 controls the sleeve 441 and the communicating pipe 31 to be inserted in an opposite mode in the moving process, the extrusion ring 33 is inserted into the annular extrusion groove to extrude the extrusion piston rod 447 in the opposite insertion process, the extrusion piston rod 447 extrudes air in the annular extrusion groove in the moving process, the air extrudes the air bag cushion 448, the air bag cushion 448 expands to tightly fill a gap between the sleeve 441 and the communicating pipe 31, and the pesticide leakage problem of the abutted sleeve 441 and the communicating pipe 31 in the spraying operation can be effectively prevented.
After the sleeve 441 is butted with the communicating pipe 31, the driving mechanism 5 controls the butting pipe 44 to perform adjustment operation according to the actual working environment, after the guide ring 445 in motion is contacted with the direction adjusting block 446, the angle adjustment of the spraying pipe 443 is controlled along with the change of the contact position of the guide ring 445 and the direction adjusting block 446, and the guide spring 444 can ensure the angle between the sleeve 441 and the spraying pipe 443 in the process of resetting the butting pipe 44.
The force of the sliding spring lever 43 is greater than the force of the guide spring lever 32. After the sleeve 441 is butted with the communicating pipe 31, the sleeve 441 can drive the communicating pipe 31 to synchronously move when continuing to move inwards.
The guide ring 445 is composed of a circular ring and a circular rod, and the circular rod is installed on two sides of the circular ring through bearings. The guide ring 445 can limit the position of the pipe 44, and the guide ring 445 is matched with the direction adjusting block 446 in the moving process to control the spraying angle of the spraying pipe 443.
During work, the invention is arranged on the plant protection unmanned aerial vehicle for pesticide spraying, and when the pesticide is required to be vertically sprayed, the pesticide is directly and vertically sprayed onto plants from the spraying port.
When the pesticide is required to be sprayed at an inclined angle, the driving mechanism 5 drives the sliding lantern ring 42 to control the butt joint pipe 44 to butt the opening and closing plywood 34 and the communicating pipe 31 in motion, meanwhile, the sliding lantern ring 42 controls the closing frame 45 to move inwards, the closing rubber block 46 on the closing frame 45 closes a spraying opening, and when the pesticide is required to be sprayed, the pesticide is sprayed onto plants in an inclined mode through the butt joint pipe 44.
When the pesticide spraying angle needs to be controlled to be adjusted in real time, after the sleeve 441 is in butt joint with the communicating pipe 31, the driving mechanism 5 controls the butt joint pipe 44 to adjust according to the actual working environment, and after the moving guide ring 445 is in contact with the direction adjusting block 446, the spraying pipe 443 is controlled to adjust the angle along with the change of the contact position of the guide ring 445 and the direction adjusting block 446.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. Pesticide shower nozzle for plant protection unmanned aerial vehicle, including connecting pipe (1), be provided with screw thread, its characterized in that on the outer wall of connecting pipe (1): the spraying frame (2) is installed at the lower end of the connecting pipe (1), a spraying opening is formed in the lower end of the spraying frame (2), connection through holes are uniformly formed in the side wall of the spraying frame (2) along the circumferential direction of the spraying frame, a connection mechanism (3) is arranged in each connection through hole, direction adjusting mechanisms (4) are uniformly arranged on the outer wall of the spraying frame (2) along the circumferential direction of the spraying frame, the direction adjusting mechanisms (4) are connected onto driving mechanisms (5), and the driving mechanisms (5) are installed on the connecting pipe (1);
the communicating mechanism (3) comprises a linkage slide way arranged in the communicating hole, a communicating pipe (31) is connected in the linkage slide way in a sliding fit mode, a guide spring rod (32) is arranged between the communicating pipe (31) and the inner wall of the linkage slide way, an extrusion ring (33) is arranged on the outer wall of the communicating pipe (31), closed plates (34) are symmetrically arranged on the inner wall of the communicating hole through pin shafts, the closed plates (34) are connected to the inner wall of the communicating hole through springs, a limiting ring (35) is arranged on the inner wall of the communicating pipe (31), the limiting ring (35) abuts against the outer wall of the closed plate (34), and the closed plate (34) is positioned on the outer side of the communicating pipe (31);
transfer to mechanism (4) including installing and transferring to frame (41) on spraying frame (2) outer wall, transfer to frame (41) and be H type structure, transfer to be provided with the slip lantern ring through the sliding fit mode on the inner wall of frame (41), the upper end of slip lantern ring (42) is connected on actuating mechanism (5), slip lantern ring (42) link to each other with spacing ring (35) through slip spring pole (43), be provided with on the inner wall of slip lantern ring (42) and dock pipe (44), sealing frame (45) are installed to the lower extreme of slip lantern ring (42), be provided with closed block rubber (46) on sealing frame (45).
2. The pesticide sprayer for the plant protection unmanned aerial vehicle according to claim 1, characterized in that: actuating mechanism (5) are including fixing flange (51) on connecting pipe (1) through the thread engagement mode, be provided with the screw thread on flange (51), the cover is equipped with annular electronic slider (52) on the upper end outer wall of flange (51), install swivel mount (53) on annular electronic slider (52), telescopic link (54) are installed to the lower extreme of swivel mount (53), the lower extreme of telescopic link (54) is provided with annular thread frame (55), be connected with rotatory piece (56) through sliding fit mode on annular thread frame (55), there is actuating lever (57) through round pin hub connection on rotatory piece (56), the lower extreme of actuating lever (57) is on actuating lever (58) through round pin hub connection, actuating lever (58) slide and set up on flange (51), slip lantern ring (42) is connected in actuating lever (58).
3. The pesticide sprayer for the plant protection unmanned aerial vehicle according to claim 1, characterized in that: butt joint pipe (44) by sleeve pipe (441), hose (442), spray tube (443), guide spring (444), guide ring (445) with transfer to piece (446) and constitute, the one end in sleeve pipe (441) outside is connected with hose (442), the outside of hose (442) is connected with spray tube (443), be connected with guide spring (444) between spray tube (443) and sleeve pipe (441), the cover is equipped with guide ring (445) on spray tube (443), guide ring (445) slide to set up between the inner wall of transferring to frame (41), transfer to install between the inner wall of frame (41) and transfer to piece (446), the cross-section of transferring to piece (446) is the triangle-shaped structure.
4. The pesticide sprayer for the plant protection unmanned aerial vehicle according to claim 3, characterized in that: the air bag type air bag inflation device is characterized in that an annular extrusion groove is formed in the side wall of the sleeve (441), an extrusion piston rod (447) is arranged in the annular extrusion groove, a sealing groove is uniformly formed in the inner wall of the sleeve (441) along the circumferential direction of the sleeve, the sealing groove is communicated with the annular extrusion groove, and an air bag cushion (448) is installed in the sealing groove.
5. The pesticide sprayer for the plant protection unmanned aerial vehicle according to claim 1, characterized in that: the force of the sliding spring rod (43) is greater than that of the guide spring rod (32).
6. The pesticide sprayer for the plant protection unmanned aerial vehicle according to claim 1, characterized in that: the lower end of the spraying frame (2) is a circular truncated cone structure with the diameter increasing from top to bottom in sequence.
7. The pesticide sprayer for the plant protection unmanned aerial vehicle according to claim 3, characterized in that: the guide ring (445) consists of a circular ring and a circular rod, and the circular rod is arranged on two sides of the circular ring through bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911125682.8A CN110973096B (en) | 2019-11-15 | 2019-11-15 | Pesticide shower nozzle for plant protection unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911125682.8A CN110973096B (en) | 2019-11-15 | 2019-11-15 | Pesticide shower nozzle for plant protection unmanned aerial vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN110973096A CN110973096A (en) | 2020-04-10 |
| CN110973096B true CN110973096B (en) | 2021-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911125682.8A Active CN110973096B (en) | 2019-11-15 | 2019-11-15 | Pesticide shower nozzle for plant protection unmanned aerial vehicle |
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Citations (8)
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| EP0681104A1 (en) * | 1994-05-06 | 1995-11-08 | Robert Bosch Gmbh | Fuel injection valve |
| CN2234311Y (en) * | 1995-12-28 | 1996-09-04 | 李天柱 | Spray head for shower bath |
| CN201058317Y (en) * | 2007-07-04 | 2008-05-14 | 杨新华 | Fluid mixing atomization device with adjustable flux |
| CN201613196U (en) * | 2010-03-26 | 2010-10-27 | 南京林业大学 | Spray bar type spraying machine |
| CN203508224U (en) * | 2013-07-02 | 2014-04-02 | 广东联塑科技实业有限公司 | Adjustable shower nozzle structure |
| CN108945473A (en) * | 2018-08-09 | 2018-12-07 | 江苏森宝包装有限公司 | A kind of intelligent plant protection drone convenient for safe landing that work efficiency is high |
| CN208593497U (en) * | 2018-07-31 | 2019-03-12 | 宁夏翼航智控科技有限公司 | A kind of plant protection drone |
| CN110254723A (en) * | 2019-06-28 | 2019-09-20 | 王祖德 | A kind of adjustable agriculture unmanned plane pesticide spraying frame |
-
2019
- 2019-11-15 CN CN201911125682.8A patent/CN110973096B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0681104A1 (en) * | 1994-05-06 | 1995-11-08 | Robert Bosch Gmbh | Fuel injection valve |
| CN2234311Y (en) * | 1995-12-28 | 1996-09-04 | 李天柱 | Spray head for shower bath |
| CN201058317Y (en) * | 2007-07-04 | 2008-05-14 | 杨新华 | Fluid mixing atomization device with adjustable flux |
| CN201613196U (en) * | 2010-03-26 | 2010-10-27 | 南京林业大学 | Spray bar type spraying machine |
| CN203508224U (en) * | 2013-07-02 | 2014-04-02 | 广东联塑科技实业有限公司 | Adjustable shower nozzle structure |
| CN208593497U (en) * | 2018-07-31 | 2019-03-12 | 宁夏翼航智控科技有限公司 | A kind of plant protection drone |
| CN108945473A (en) * | 2018-08-09 | 2018-12-07 | 江苏森宝包装有限公司 | A kind of intelligent plant protection drone convenient for safe landing that work efficiency is high |
| CN110254723A (en) * | 2019-06-28 | 2019-09-20 | 王祖德 | A kind of adjustable agriculture unmanned plane pesticide spraying frame |
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| CN110973096A (en) | 2020-04-10 |
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