CN215155675U

CN215155675U - Plant protection unmanned aerial vehicle

Info

Publication number: CN215155675U
Application number: CN202120287847.8U
Authority: CN
Inventors: 肖海兵; 贺鹏鹏; 黄英; 闫振鹏; 德力达·努尔巴哈提
Original assignee: Tarim University
Current assignee: Tarim University
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-12-14
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a plant protection unmanned aerial vehicle relates to the technical field of unmanned aerial vehicles, including organism, spray tank, rabbling mechanism, support buffer gear, two stop gears and two spray mechanisms, the bottom plate middle part is provided with the recess, and the spray tank sets up in the recess, and the rabbling mechanism sets up in the spray tank, and two stop gears are installed respectively on two curb plates and spacing to the both sides of spray tank respectively; the spraying mechanism comprises spraying rods, a water pump, a connecting hose, an adjusting assembly and a plurality of spray head assemblies, one end of each spraying rod is hinged to the outer wall of one side plate, and the adjusting assembly is used for adjusting the angle of the spraying rod; the supporting and buffering mechanism comprises a supporting plate, a plurality of supporting leg assemblies and a plurality of first buffering assemblies, the supporting leg assemblies are arranged below the supporting plate, and the first buffering assemblies are arranged above the supporting plate. The utility model provides a plant protection unmanned aerial vehicle convenient to detach installs, washs the convenience, and the buffering is effectual, is convenient for adjust spray angle, and then satisfies the different demands that spray.

Description

Plant protection unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned air vehicle technique field especially relates to a plant protection unmanned aerial vehicle.

Background

Plant protection unmanned aerial vehicle, also called unmanned vehicles, the unmanned vehicles who is used for agriculture and forestry plant protection operation as the name implies is realized spraying the operation through remote control plant protection unmanned aerial vehicle, can be used for spraying the liquid medicine. However, current plant protection unmanned aerial vehicle is generally that the spray tank passes through the fix with screw on the organism, and it is very inconvenient to dismantle when needing to wash the spray tank, and simultaneously, unmanned aerial vehicle's undercarriage damping performance is relatively poor, makes unmanned aerial vehicle damage easily when descending, and the spray arm generally adopts fixed mounting mode, can't adjust it.

SUMMERY OF THE UTILITY MODEL

For solving above technical problem, the utility model provides a plant protection unmanned aerial vehicle, the dismantlement installation of being convenient for, it is convenient to wash, and the buffering is effectual, is convenient for adjust spray angle, and then satisfies the different demands that spray.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a plant protection unmanned aerial vehicle, including organism, spray tank, rabbling mechanism, support buffer gear, two stop gears and two spray mechanisms, the organism includes roof, bottom plate and two curb plates, the upper and lower both ends of each curb plate respectively with the roof with the bottom plate is fixed, two the curb plates are parallel to each other, the bottom plate middle part is provided with the recess, the spray tank set up in the recess, the rabbling mechanism set up in the spray tank, two the stop gears install respectively on two the curb plates and limit respectively the both sides of spray tank; the spraying mechanism comprises spraying rods, a water pump, a connecting hose, an adjusting assembly and a plurality of spray head assemblies, one end of each spraying rod is hinged to the outer wall of one side plate, the plurality of spray head assemblies are arranged on each spraying rod along the length direction, the adjusting assembly is used for adjusting the angle of each spraying rod, each spraying rod is connected with the liquid medicine box through the connecting hose, and the water pump is arranged on the connecting hose; the supporting and buffering mechanism comprises a supporting plate, a plurality of supporting leg assemblies and a plurality of first buffering assemblies, wherein the supporting leg assemblies are arranged below the supporting plate, the first buffering assemblies are arranged above the supporting plate and comprise buffering columns, buffering plates and buffering springs which are sequentially connected from bottom to top, a plurality of T-shaped grooves are formed in the lower surface of the bottom plate, one buffering assembly is arranged in one of the T-shaped grooves, and the buffering springs are fixed on the bottom plate.

Preferably, the rabbling mechanism includes agitator motor, shaft coupling, (mixing) shaft and a plurality of stirring vane, agitator motor set up in liquid medicine case top, agitator motor's output shaft passes through the shaft coupling with the agitator shaft is connected, and is a plurality of stirring vane from top to bottom set gradually in on the (mixing) shaft.

Preferably, the stirring mechanism still includes connecting rod and scraper blade, the (mixing) shaft middle part is provided with the connecting rod, the connecting rod is kept away from the one end of (mixing) shaft is provided with the scraper blade, the scraper blade with the inner wall of liquid medicine case contacts.

Preferably, the adjusting assembly comprises an air cylinder and a sliding block, a sliding groove is formed in the lower portion, close to one side of the side plate, of the spray rod, the sliding block is slidably mounted in the sliding groove, the air cylinder is fixed above the bottom plate, and a piston rod of the air cylinder is hinged to the sliding block.

Preferably, the shower nozzle subassembly includes first spray tube, second spray tube, shower head, sprue and a plurality of branch, first spray tube with the spray bar intercommunication, second spray tube thread bush is located first spray tube is outside, the sprue is fixed in through a plurality of branch on the inner wall of second spray tube, second spray tube lower extreme is connected with the shower head.

Preferably, stop gear includes gag lever post, limiting plate, spacing spring, handle and a plurality of stopper, the both sides of liquid medicine case are provided with a plurality of spacing grooves respectively, the gag lever post runs through the curb plate, the both ends of gag lever post are provided with respectively the handle with the limiting plate, the handle with the limiting plate is located respectively the outside and the inboard of curb plate, spacing spring housing is located on the gag lever post, just spacing spring is located the curb plate with between the limiting plate, it is a plurality of the stopper all is fixed in the limiting plate is kept away from one side of gag lever post, one the stopper can be installed in one in the spacing groove.

Preferably, the number of the leg assembly is four, the leg assembly comprises an upper leg, a lower leg and a supporting wheel, the upper leg is fixed below the supporting plate, the lower end of the upper leg is connected with the lower leg, and the supporting wheel is installed at the lower end of the lower leg.

Preferably, the support buffer mechanism further comprises two second buffer assemblies, one second buffer assembly is used for connecting two leg assemblies located on the same side, the second buffer assembly comprises a cross rod and two tension springs respectively connected to two ends of the cross rod, the upper leg and the lower leg are hinged through a pin shaft, the lower leg is inclined towards the outer side, a connecting column is arranged on the lower leg, and each tension spring is far away from one end of the cross rod and one connecting column is connected.

The utility model discloses for prior art gain following technological effect:

the utility model provides a plant protection unmanned aerial vehicle, including organism, spray tank, rabbling mechanism, support buffer gear, two stop gears and two spray mechanisms, two stop gears are installed respectively on two curb plates and are carried out spacing to the both sides of spray tank respectively, can conveniently take out the spray tank from the recess through adjusting two stop gears, realize the convenient dismantlement installation of spray tank, be convenient for wash it; the spraying mechanism comprises spraying rods, adjusting assemblies and a plurality of spray head assemblies, one end of each spraying rod is hinged to the outer wall of one side plate, the adjusting assemblies are used for adjusting the angles of the spraying rods, and then different spraying requirements are met, and the practicability of the device is improved. Support buffer gear and include backup pad, a plurality of landing leg subassembly and a plurality of first buffering subassembly, a first buffering subassembly is installed in a T-slot, and buffer spring is fixed in on the bottom plate, and when plant protection unmanned aerial vehicle descended, buffer spring in the support buffer gear played the cushioning effect, avoided plant protection unmanned aerial vehicle to damage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the plant protection unmanned aerial vehicle provided by the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

fig. 4 is the utility model provides a structural schematic of shower nozzle subassembly among plant protection unmanned aerial vehicle.

Description of reference numerals: 100. a plant protection unmanned aerial vehicle; 1. a top plate; 2. a side plate; 3. a base plate; 4. a liquid medicine box; 5. a stirring motor; 6. a coupling; 7. a stirring shaft; 8. a stirring blade; 9. a connecting rod; 10. a squeegee; 11. a water pump; 12. a connecting hose; 13. a hinged support; 14. a spray bar; 15. a showerhead assembly; 1501. a first nozzle; 1502. a second nozzle; 1503. a shower head; 1504. blocking; 1505. a strut; 16. a chute; 17. a slider; 18. a cylinder; 19. a support plate; 20. an upper support leg; 21. a lower leg; 22. a support wheel; 23. a pin shaft; 24. connecting columns; 25. a tension spring; 26. a cross bar; 27. a T-shaped slot; 28. a buffer column; 29. a buffer plate; 30. a buffer spring; 31. a handle; 32. a limiting rod; 33. a limiting plate; 34. a limiting spring; 35. a limiting block; 36. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model aims at providing a plant protection unmanned aerial vehicle, the dismantlement installation of being convenient for, it is convenient to wash, and the buffering is effectual, is convenient for adjust spray angle, and then satisfies the different demands that spray.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1-3, the present embodiment provides a plant protection unmanned aerial vehicle 100, which comprises a vehicle body, a liquid medicine tank 4, an agitating mechanism, a supporting buffer mechanism, two limiting mechanisms and two spraying mechanisms, wherein the vehicle body comprises a top plate 1, a bottom plate 3 and two side plates 2, the upper and lower ends of each side plate 2 are respectively fixed with the top plate 1 and the bottom plate 3, the two side plates 2 are parallel to each other, a groove is arranged in the middle of the bottom plate 3, the liquid medicine tank 4 is arranged in the groove, the agitating mechanism is arranged in the liquid medicine tank 4, the liquid medicine is agitated by the agitating mechanism, so that the liquid medicine is more uniformly mixed with water, the liquid medicine is prevented from precipitating and further from blocking the spraying mechanisms, the two limiting mechanisms are respectively arranged on the two side plates 2 and respectively limit the two sides of the liquid medicine tank 4, the liquid medicine tank 4 can be conveniently taken out of the groove by adjusting the two limiting mechanisms, so that the liquid medicine box 4 is convenient to disassemble and assemble and is convenient to clean. Spray mechanism includes spray bar 14, water pump 11, coupling hose 12, adjusting part and a plurality of

shower nozzle subassembly

15, 14 one end of each spray bar articulates on 2 outer walls of a curb plate, be provided with a plurality of shower nozzle subassemblies 15 along length direction on the spray bar 14, spray bar 14 passes through coupling hose 12 and is connected with spray tank 4, water pump 11 sets up on coupling hose 12, adjusting part is used for adjusting spray bar 14's angle, and then satisfy the different demands that spray, the practicality of device has been improved, specifically, adjusting part is used for driving spray bar 14 luffing motion. Support buffer gear and include backup pad 19, a plurality of leg assemblies and a plurality of first buffering subassembly, the leg assemblies sets up in backup pad 19 below, first buffering subassembly sets up in backup pad 19 top, first buffering subassembly includes by lower supreme buffering post 28 that connects gradually, buffer board 29 and

buffer spring

30, 3 lower surfaces of bottom plate are provided with a plurality of T-slot 27, a first buffering subassembly is installed in a T-slot 27, buffer spring 30 is fixed in on the bottom plate 3, when plant protection unmanned aerial vehicle 100 descends, buffer spring 30 in the support buffer gear plays the cushioning effect, avoid plant protection unmanned aerial vehicle 100 to damage. It should be noted that, the flight mechanism and the control mechanism of the plant protection unmanned aerial vehicle 100 in this embodiment both adopt the prior art, and the specific structure thereof is not described again.

The stirring mechanism comprises a stirring motor 5, a coupler 6, a stirring shaft 7 and a plurality of stirring blades 8, wherein the stirring motor 5 is arranged at the top of the liquid medicine box 4, an output shaft of the stirring motor 5 is connected with the stirring shaft 7 through the coupler 6, and the stirring blades 8 are sequentially arranged on the stirring shaft 7 from top to bottom. During operation, stirring motor 5 drives (mixing) shaft 7 and stirring vane 8 to rotate and stir the liquid medicine, avoids the medicament to deposit.

The stirring mechanism further comprises a connecting rod 9 and a scraper 10, the connecting rod 9 is arranged in the middle of the stirring shaft 7, the scraper 10 is arranged at one end, away from the stirring shaft 7, of the connecting rod 9, and the scraper 10 is in contact with the inner wall of the liquid medicine box 4. When the stirring shaft 7 rotates, the scraper blade 10 is driven to rotate through the connecting rod 9, the inner wall of the liquid medicine box 4 is scraped and washed, and the agent is prevented from being adhered to the inner wall, so that the liquid medicine box 4 is more convenient to clean.

One end of each spray rod 14 is hinged to the outer wall of one side plate 2 through a hinged support 13, the spray rods 14 can swing up and down relative to the hinged supports 13, each adjusting assembly comprises an air cylinder 18 and a sliding block 17, the lower portion, close to one side of the side plate 2, of each spray rod 14 is provided with a sliding groove 16, each sliding block 17 is slidably mounted in each sliding groove 16, specifically, guide grooves are formed in the inner walls of the two sides of each sliding groove 16, guide convex strips are arranged on the two sides of each sliding block 17, and each guide convex strip is located in one guide groove, so that each sliding block 17 can slide along the length direction of each sliding groove 16 and cannot be separated from the corresponding sliding groove 16; the cylinder 18 is fixed above the bottom plate 3, and a piston rod of the cylinder 18 is hinged with the sliding block 17. Initially, the spray bar 14 is in a horizontal state, and when the angle of the spray bar 14 needs to be adjusted, the piston rod of the air cylinder 18 moves upwards, so that the sliding block 17 slides in the sliding groove 16 towards one end far away from the side plate 2, and further drives the spray bar 14 to rotate upwards relative to the hinged support 13, otherwise, the spray bar 14 can be driven to rotate downwards.

As shown in fig. 4, the spray head assembly 15 includes a first nozzle 1501, a second nozzle 1502, a shower head 1503, a blocking block 1504 and a plurality of struts 1505, the first nozzle 1501 is communicated with the spray rod 14, the second nozzle 1502 is sleeved outside the first nozzle 1501 in a threaded manner, the blocking block 1504 is fixed on the inner wall of the second nozzle 1502 through the plurality of struts 1505, the plurality of struts 1505 are arranged to connect the blocking block 1504, so that a gap is formed around the blocking block 1504, and the liquid medicine flows through the gap, the shower head 1503 is connected to the lower end of the second nozzle 1502, and the blocking block 1504 is used for closing the first nozzle 1501. In an initial state, the blocking block 1504 is far away from the bottom end of the first spray pipe 1501, and at the moment, the liquid medicine can enter the spray head 1503 through the gap around the blocking block 1504 and is sprayed out; when the shower nozzle subassembly 15 is sealed to needs, upwards twist and move second spray tube 1502 for blockking block 1504 carries out the shutoff to it in getting into first spray tube 1501, seals partial shower nozzle subassembly 15 according to actual demand, can realize spraying the regulation of density, has further promoted the practicality of device.

As shown in fig. 3, the limiting mechanism includes a limiting rod 32, a limiting plate 33, a limiting spring 34, a handle 31 and a plurality of limiting blocks 35, the two sides of the liquid medicine box 4 are respectively provided with a plurality of limiting grooves 36, the limiting rod 32 runs through the side plate 2, the two ends of the limiting rod 32 are respectively provided with the handle 31 and the limiting plate 33, the handle 31 and the limiting plate 33 are respectively located at the outer side and the inner side of the side plate 2, the limiting spring 34 is sleeved on the limiting rod 32, the limiting spring 34 is located between the side plate 2 and the limiting plate 33, the limiting blocks 35 are fixed at one side of the limiting plate 33 far away from the limiting rod 32, one limiting block 35 can be installed in one limiting groove 36, the limiting blocks 35 are clamped in the limiting grooves 36 to limit the liquid medicine box 4, meanwhile, the groove on the bottom plate 3 also has a limiting effect on the liquid medicine box 4, and stable installation of the liquid medicine box 4 on the machine body is realized. When the liquid medicine box 4 needs to be cleaned, the limiting rod 32 is pulled outwards through the handle 31, so that the limiting block 35 is separated from the limiting groove 36, and the liquid medicine box 4 can be taken down; when the liquid medicine box 4 is installed, after the handle 31 is pulled outwards, the liquid medicine box 4 is placed in the groove, and the limiting block 35 is clamped in the limiting groove 36 under the action of the limiting spring 34 when the handle 31 is loosened.

The landing leg subassembly sets up to four, and the landing leg subassembly includes landing leg 20, lower landing leg 21 and supporting wheel 22, goes up landing leg 20 and is fixed in the backup pad 19 below, goes up the 20 lower extremes of landing leg and is connected with lower landing leg 21, and supporting wheel 22 is installed to lower landing leg 21 lower extreme. Support buffer gear still includes two second buffer assembly, and a second buffer assembly is used for connecting two landing leg subassemblies that lie in same one side, and second buffer assembly includes horizontal pole 26 and two extension springs 25 of connecting respectively in horizontal pole 26 both ends, and it is articulated through round pin axle 23 with lower leg 21 to go up leg 20, and lower leg 21 sets up towards inclining outwards, is provided with spliced pole 24 on the lower leg 21, and the one end that horizontal pole 26 was kept away from to each extension spring 25 is connected with a spliced pole 24. When plant protection unmanned aerial vehicle 100 lands, four supporting wheels 22 and ground contact, supporting wheel 22 rolls towards the outside, and drive down landing leg 21 and rotate around round pin axle 23, make between two spliced poles 24 apart from the grow, it is tensile to lead to two extension springs 25, spliced pole 24 under extension spring 25's effect, landing leg 21 and supporting wheel 22 move in opposite directions down, and then play the cushioning effect, first buffering subassembly and second buffering subassembly combined action are showing the shock resistance who has strengthened plant protection unmanned aerial vehicle 100 in this embodiment, avoid it to cause the damage, service life is promoted.

The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present description should not be construed as a limitation of the present invention.

Claims

1. The plant protection unmanned aerial vehicle is characterized by comprising a machine body, a pesticide tank, a stirring mechanism, a supporting and buffering mechanism, two limiting mechanisms and two spraying mechanisms, wherein the machine body comprises a top plate, a bottom plate and two side plates, the upper end and the lower end of each side plate are respectively fixed with the top plate and the bottom plate, the two side plates are parallel to each other, a groove is formed in the middle of the bottom plate, the pesticide tank is arranged in the groove, the stirring mechanism is arranged in the pesticide tank, and the two limiting mechanisms are respectively arranged on the two side plates and respectively limit the two sides of the pesticide tank; the spraying mechanism comprises spraying rods, a water pump, a connecting hose, an adjusting assembly and a plurality of spray head assemblies, one end of each spraying rod is hinged to the outer wall of one side plate, the plurality of spray head assemblies are arranged on each spraying rod along the length direction, the adjusting assembly is used for adjusting the angle of each spraying rod, each spraying rod is connected with the liquid medicine box through the connecting hose, and the water pump is arranged on the connecting hose; the supporting and buffering mechanism comprises a supporting plate, a plurality of supporting leg assemblies and a plurality of first buffering assemblies, wherein the supporting leg assemblies are arranged below the supporting plate, the first buffering assemblies are arranged above the supporting plate and comprise buffering columns, buffering plates and buffering springs which are sequentially connected from bottom to top, a plurality of T-shaped grooves are formed in the lower surface of the bottom plate, one buffering assembly is arranged in one of the T-shaped grooves, and the buffering springs are fixed on the bottom plate.

2. The plant protection unmanned aerial vehicle of claim 1, wherein the stirring mechanism comprises a stirring motor, a coupler, a stirring shaft and a plurality of stirring blades, the stirring motor is arranged at the top of the liquid medicine tank, an output shaft of the stirring motor is connected with the stirring shaft through the coupler, and the stirring blades are sequentially arranged on the stirring shaft from top to bottom.

3. The plant protection unmanned aerial vehicle of claim 2, wherein the stirring mechanism further comprises a connecting rod and a scraper, the connecting rod is arranged in the middle of the stirring shaft, the scraper is arranged at one end, away from the stirring shaft, of the connecting rod, and the scraper is in contact with the inner wall of the liquid medicine box.

4. The plant protection unmanned aerial vehicle of claim 1, wherein the adjusting assembly comprises a cylinder and a sliding block, a sliding groove is formed in the lower portion, close to one side of the side plate, of the spray rod, the sliding block is slidably mounted in the sliding groove, the cylinder is fixed above the bottom plate, and a piston rod of the cylinder is hinged to the sliding block.

5. The plant protection unmanned aerial vehicle of claim 1, wherein the spray head assembly comprises a first spray pipe, a second spray pipe, a spray head, a blocking block and a plurality of support rods, the first spray pipe is communicated with the spray rod, the second spray pipe is sleeved outside the first spray pipe in a threaded manner, the blocking block is fixed on the inner wall of the second spray pipe through the plurality of support rods, and the lower end of the second spray pipe is connected with the spray head.

6. The plant protection unmanned aerial vehicle of claim 1, wherein the limiting mechanism comprises a limiting rod, a limiting plate, a limiting spring, a handle and a plurality of limiting blocks, a plurality of limiting grooves are respectively arranged on two sides of the liquid medicine box, the limiting rod penetrates through the side plates, the handle and the limiting plate are respectively arranged at two ends of the limiting rod, the handle and the limiting plate are respectively located on the outer side and the inner side of the side plates, the limiting spring is sleeved on the limiting rod, the limiting spring is located between the side plates and the limiting plates, the limiting blocks are fixed on one sides of the limiting plates, which are far away from the limiting rod, and one limiting block can be installed in one limiting groove.

7. The unmanned aerial vehicle for plant protection as claimed in claim 1, wherein the number of the leg assemblies is four, the leg assemblies comprise upper legs, lower legs and supporting wheels, the upper legs are fixed below the supporting plate, the lower legs are connected to the lower ends of the upper legs, and the supporting wheels are mounted to the lower ends of the lower legs.

8. The plant protection unmanned aerial vehicle of claim 7, wherein the support buffer mechanism further comprises two second buffer assemblies, one second buffer assembly is used for connecting two leg assemblies located on the same side, the second buffer assembly comprises a cross rod and two tension springs respectively connected to two ends of the cross rod, the upper leg and the lower leg are hinged through a pin shaft, the lower leg is inclined towards the outside, a connecting column is arranged on the lower leg, and one end of each tension spring, which is far away from the cross rod, is connected with one connecting column.