Unmanned aerial vehicle fertilization device with replaceable stock bin

Abstract

The utility model discloses an unmanned aerial vehicle fertilization device with a replaceable stock bin. The unmanned aerial vehicle fertilization device comprises an unmanned aerial vehicle, a roller carrier, a bracket and the stock bin detachable from the unmanned aerial vehicle, the two ends of a connecting shaft of the roller carrier penetrate through the circle centers of a first side wheel and a second side wheel of the roller carrier respectively and are rotationally connected with the opposite inner walls of the first side wall and the second side wall of the support, and the connecting shaft is further fixedly connected with the first side wheel and the second side wheel. Two or more sets of supporting plates are evenly and fixedly arranged at the corresponding positions of the outer rings of the first side wheel and the second side wheel, and a stock bin supporting table is rotationally connected between each set of supporting plates. A limiting part with the section of a T-shaped structure is fixedly arranged at the top of the stock bin. And a limiting structure matched with the limiting part is arranged between the two supporting legs of the unmanned aerial vehicle. According to the unmanned aerial vehicle fertilization device capable of replacing the stock bin, the stock bin can be rapidly replaced by rotating the roller frame, and the working efficiency can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicle fertilization, in particular to an unmanned aerial vehicle fertilization device with replaceable silos. Background Art

[0002] With the rapid development of drone technology, drones have been applied in various technical fields, such as the combination with the agricultural field, using drones for fertilization, sowing, spraying, etc. The implementation method is to fix a silo containing fertilizers, seeds or pesticides on the bottom of the drone, and through its own power supply or connection with the power supply of the drone, it can also achieve the effect of stirring or spraying the above materials in the silo. In the prior art, the volume of the silo is limited. When working in a large area, the drone needs to be flown back, and after the materials are manually filled into the silo, the drone takes off again to work over the work site, which leads to low working efficiency of the drone. Utility Model Content

[0003] In view of the above problems, the utility model provides a UAV fertilization device with a replaceable silo, aiming to solve the problem that the existing UAV fertilization silo has a limited volume and the UAV has low working efficiency when working over a large area.

[0004] The utility model adopts the following technical solutions to achieve the above purpose:

[0005] A drone fertilizing device with replaceable silos, comprising a drone, a roller frame, a bracket, and a silo detachable from the drone; the drone comprises a fuselage, two supporting feet distributed on both sides of the fuselage and fixedly connected to the bottom of the fuselage; the bracket comprises a first side wall, a second side wall and a base, the two ends of the base are respectively fixedly connected to the bottom ends of the first side wall and the second side wall, and the tops of the first side wall and the second side wall are respectively used to support the two supporting feet of the drone; the roller frame comprises a first side wheel, a second side wheel, and a connecting shaft; the two ends of the connecting shaft respectively pass through the centers of the first side wheel and the second side wheel and are rotatably connected to the inner walls of the bracket opposite to the first side wall and the second side wall, and the connecting shaft is also fixedly connected to the first side wheel and the second side wheel; two groups of The above support plates, each group of support plates is rotatably connected with a silo support platform; the cross-section of the silo support platform is a U-shaped structure, and the centerline top of the U-shaped structure side plate is rotatably connected to the top of the opposite support plate through a rotating shaft; the silo is placed on the bottom plate of the silo support platform, and the top of the silo is fixedly provided with a limiting part that cooperates with the drone; the cross-section of the limiting part is a T-shaped structure, and the two ends of the vertical section of the T-shaped structure are respectively fixedly connected to the top surface of the silo and the bottom surface of the horizontal section of the T-shaped structure; a limiting structure that cooperates with the limiting part is provided between the two supporting feet of the drone, and the limiting structure includes a first limiting plate and a second limiting plate arranged opposite to each other along the same horizontal plane of the two supporting feet, and the spacing between the opposite ends of the first limiting plate and the second limiting plate is greater than the width of the vertical section of the T-shaped structure and smaller than the width of the horizontal section of the T-shaped structure.

[0006] The working process of this technical solution is as follows: at the initial moment, the two supporting feet of the UAV are respectively located at the top of the first side wall and the second side wall of the bracket, and external force is applied to rotate the roller frame relative to the bracket, so that a group of support plates rotate to the bottom of the UAV. At this time, the vertical section of the silo limit part is located between the two limit plates, and a certain gap is left between the horizontal section and the top of the limit plate; the UAV is started to rise, and the horizontal section of the silo limit part is clamped on the top surfaces of the two limit plates to achieve a limit connection; when the silo is empty and needs to be replaced, the UAV is operated to return to the top of the bracket. At this time, the bottom plate of the silo support platform supports the empty silo, so that the horizontal section is separated from the top surfaces of the two limit plates, and external force is applied again to rotate the roller frame relative to the bracket. The empty silo is separated from the bottom of the UAV along with the silo support platform, and another group of support plates rotate to the bottom of the UAV to achieve silo replacement. During the operation of the present technical solution, empty silos on the ground can be filled with materials during the operation of the drone. The drone can improve work efficiency by quickly replacing silos and save time for filling materials on the ground. In addition, the centerline tops of the side panels of the U-shaped structure of the support platform are rotatably connected to the tops of the opposite support plates through rotating shafts, so that the bottom plate of each silo platform can always remain horizontal during the rotation of the roller frame.

[0007] Its further technical solution is that it also includes a first bearing and a second bearing, the first side wheel and the second side wheel are respectively provided with mounting holes for installing the first bearing and the second bearing, the outer rings of the first bearing and the second bearing are respectively fixedly connected to the corresponding mounting holes, and the inner rings are respectively fixedly connected to the outer rings at both ends of the connecting shaft.

[0008] A further technical solution is that it further comprises a servo motor, wherein the motor shaft of the servo motor is used to drive one of the first side wheel or the second side wheel. In this technical solution, the servo motor can drive the first side wheel or the second side wheel to rotate a precise angle, so that the silo can be installed or removed in coordination with the drone.

[0009] A further technical solution is that the two sides of the bottom surface of the horizontal section of the T-shaped structure are provided with matching conductive contacts with the first limit plate and the second limit plate. This technical solution can be used for a silo with a stirring mechanism, and the stirring mechanism and the battery of the drone form a conductive circuit through the conductive contacts.

[0010] A further technical solution is that the top surfaces of the first limiting plate and the second limiting plate are provided with grooves matching the horizontal section. This technical solution can further limit the silo and improve the stability of the connection structure between the silo and the drone during the flight of the drone.

[0011] A further technical solution is that the tops of the first side wall and the second side wall are respectively provided with limiting grooves matched with the corresponding supporting feet. The limiting grooves of this technical solution can enable the drone to land in the calibration area, thereby improving the accuracy of silo replacement.

[0012] The beneficial effects of the utility model are:

[0013] The utility model discloses a drone fertilizing device with replaceable silos, which realizes quick replacement of silos by rotating a roller frame, thereby improving work efficiency. During the operation of the drone, empty silos on the ground can be filled with materials, thus saving the waiting time for filling materials on the ground in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The present invention is a structural diagram of a UAV fertilizing device with replaceable silos described in the present invention.

[0015] Figure 2 The utility model is a structural diagram of the cooperation between the roller frame and the bracket.

[0016] Figure 3 This is a structural diagram of the cooperation between the bracket and the silo described in the utility model.

[0017] In the figure: 1. UAV; 10. Body; 11. First supporting foot; 12. Second supporting foot; 13. First limiting plate; 14. Second limiting plate; 2. Bracket; 21. First side wall; 22. Second side wall; 20. Base; 3. Roller frame; 31. First side wheel; 32. Second side wheel; 33. Connecting shaft; 34. First supporting plate; 35. Second supporting plate; 4. Support platform; 41. First side plate; 42. Second side plate; 5. Silo; 51. Vertical section; 52. Horizontal section. DETAILED DESCRIPTION

[0018] like Figures 1 to 3 As shown, this embodiment provides a UAV fertilizing device with replaceable silos, comprising a UAV 1, a roller frame 3, a bracket 2, and a silo 5 detachable from the UAV 1; the UAV 1 comprises a fuselage 10, a first support leg 11 and a second support leg 12 distributed on both sides of the fuselage 10 and fixedly connected to the bottom of the fuselage 10; the bracket 2 comprises a first side wall 21, a second side wall 22 and a base 20, the two ends of the base 20 are respectively fixedly connected to the bottom ends of the first side wall 21 and the second side wall 22, and the top portions of the first side wall 21 and the second side wall 22 are fixedly connected to the bottom ends of the first side wall 21 and the second side wall 22. The two supporting feet are used to support the drone 1; the roller frame 3 includes a first side wheel 31, a second side wheel 32, and a connecting shaft 33; the two ends of the connecting shaft 33 respectively pass through the center of the first side wheel 31 and the second side wheel 32 and are rotatably connected to the inner wall of the first side wall 21 and the second side wall 22 of the bracket 2, and the connecting shaft 33 is also fixedly connected to the first side wheel 31 and the second side wheel 32; four groups of support plates are evenly fixed at the corresponding positions of the outer rings of the first side wheel 31 and the second side wheel 32, and each group of support plates includes a first support plate located at the outer ring of the first side wheel 31 The support plate 34 and the second support plate 35 located on the outer ring of the second side wheel 32, each group of the first support plate 34 and the second support plate 35 are rotatably connected with a silo support platform 4; the cross-section of the silo support platform 4 is a U-shaped structure, the centerline top of the U-shaped structure side plate is respectively rotatably connected with the top of the opposite support plate through a rotating shaft, and the first side plate 41 and the first support plate 34, the second side plate 42 and the second support plate 35 are coaxially arranged with the rotating shaft; the silo 5 is placed on the bottom plate 40 of the silo support platform 4, and the top of the silo 5 is fixed with a limit part that cooperates with the drone; The cross section of the limiting part is a T-shaped structure, and the two ends of the vertical section 51 of the T-shaped structure are fixedly connected to the top surface of the silo 5 and the bottom surface of the horizontal section 52 of the T-shaped structure respectively; a limiting structure matched with the limiting part is provided between the first supporting foot 11 and the second supporting foot 12 of the drone 1, and the limiting structure includes a first limiting plate 13 and a second limiting plate 14 arranged opposite to each other along the same horizontal plane of the two supporting feet, and the spacing between the opposite ends of the first limiting plate 13 and the second limiting plate 14 is greater than the width of the vertical section 51 of the T-shaped structure, and less than the width of the horizontal section 52 of the T-shaped structure;

[0019] Specifically, the connecting shaft 33 is rotatably connected to the first side wall 21 and the second side wall 22 of the bracket 2 through bearings, wherein the first side wall 21 and the second side wall 22 are respectively provided with mounting holes for installing the first bearing and the second bearing, the outer rings of the first bearing and the second bearing are respectively fixedly connected to the corresponding mounting holes, and the inner rings are respectively fixedly connected to the outer rings at both ends of the connecting shaft 33; the first side plate 41 and the first support plate 34, the second side plate 42 and the second support plate 35 are respectively rotatably connected through the clearance fit between the rotating shaft and the rotating shaft hole, that is, the corresponding positions of the outer walls of the first side plate 41 and the second side plate 42 are respectively provided with rotating shaft holes, and the opposite inner walls of the first support plate 34 and the second support plate 35 are respectively fixed with rotating shafts that match the corresponding rotating shaft holes; in some other embodiments, the above-mentioned rotatably connected structures can be interchanged, and the number of evenly distributed support plates can be determined according to specific working conditions, which is not limited here.

[0020] The working process of the technical solution is as follows: at the initial moment, the first support foot 11 and the second support foot 12 of the drone 1 are respectively located at the top of the first side wall 21 and the second side wall 22 of the bracket 2, and an external force is applied to rotate the roller frame 3 relative to the bracket 2, so that a set of support plates rotate to the bottom of the drone 1. At this time, the vertical section 51 of the silo limit part is located between the first limit plate 14 and the second limit plate 15, and a certain gap is left between the horizontal section 52 and the top of the first limit plate 14 and the second limit plate 15. The gap can ensure that the top surface of the limit plate does not interfere during the rotation of the wheel roller frame 3. to the horizontal section 52; start the drone 1 to rise, the horizontal section 52 of the silo limit part is clamped on the top surface of the first limit plate 14 and the second limit plate 15 to achieve the limit connection; when the silo 5 is empty and needs to be replaced, operate the drone 1 to return to the top of the bracket 2, at this time, the bottom plate 40 of the silo support platform 4 supports the empty silo, so that the horizontal section 52 is separated from the top surface of the two limit plates, and external force is applied again to rotate the roller frame 3 relative to the bracket 2, and the empty silo is separated from the bottom of the drone 1 along with the silo support platform 4, and another set of support plates rotates to the bottom of the drone to achieve silo replacement. In the working process of this embodiment, the empty silo on the ground can be filled with materials during the operation of the drone 1, and the drone 1 can quickly replace the silo 5 by rotating the roller frame 3, thereby improving work efficiency and saving time for filling materials on the ground; in addition, the top of the center line of the U-shaped structure side plate of the support platform 4 is respectively connected to the top of the relative support plate through a rotating shaft, so that the bottom plate 40 of each silo platform 4 can always remain horizontal during the rotation of the roller frame 3.

[0021] In another embodiment, based on the above embodiment, the drone fertilizing device further includes a servo motor, and the motor shaft of the servo motor is used to drive one of the first side wheel 31 or the second side wheel 32. Specifically, a transmission belt can be used to drive the motor shaft to the first side wheel 31 or the second side wheel 32, and a precise rotation angle can be achieved by using a servo motor, thereby further improving the degree of automation and saving labor costs.

[0022] Another embodiment, based on the above embodiment, the two sides of the bottom surface of the horizontal section 52 of the T-shaped structure and the first limit plate 14 and the second limit plate 15 are provided with matching conductive contacts, which can be used for a silo with a stirring mechanism, and the stirring mechanism and the battery of the drone 1 form a conductive circuit through the conductive contacts.

[0023] In another embodiment, based on the above embodiment, the top surfaces of the first limiting plate 14 and the second limiting plate 15 are provided with grooves matching the horizontal section 52, which can further limit the silo 5 and improve the stability of the connection structure between the silo 5 and the drone 1 during the flight of the drone 1.

[0024] In another embodiment, based on the above embodiment, the tops of the first side wall 21 and the second side wall 22 are respectively provided with limiting grooves that cooperate with the first supporting foot 11 and the second supporting foot 12. The cooperation between the limiting grooves and the supporting feet can enable the UAV to land at the calibrated position of the silo to be replaced, thereby improving the accuracy of the UAV's landing position.

[0025] The utility model discloses a drone fertilizing device with replaceable silos, which realizes quick replacement of silos 5 by rotating a roller frame 3, thereby improving work efficiency. During the operation of the drone 1, empty silos on the ground can be filled with materials, thus saving the waiting time for filling materials on the ground in the prior art.

Claims

1. A drone fertilizing device with replaceable silos, characterized in that: It includes a drone, a roller frame, a bracket, and a detachable silo for the drone; The drone comprises a fuselage, and two supporting feet distributed on both sides of the fuselage and fixedly connected to the bottom of the fuselage; the bracket comprises a first side wall, a second side wall and a base, the two ends of the base are respectively fixedly connected to the bottom ends of the first side wall and the second side wall, and the tops of the first side wall and the second side wall are respectively used to support the two supporting feet of the drone; The roller frame includes a first side wheel, a second side wheel, and a connecting shaft; the two ends of the connecting shaft respectively pass through the center of the first side wheel and the second side wheel and are rotatably connected to the inner wall of the first side wall and the second side wall of the bracket, and the connecting shaft is also fixedly connected to the first side wheel and the second side wheel; More than two groups of support plates are evenly fixed at corresponding positions of the outer rings of the first side wheels and the second side wheels, and a silo support platform is rotatably connected between each group of support plates; the cross-section of the silo support platform is a U-shaped structure, and the top of the center line of the side plates of the U-shaped structure is rotatably connected to the top of the opposite support plate through a rotating shaft; The silo is placed on the bottom plate of the silo support platform, and a limiter that cooperates with the drone is fixed on the top of the silo; the cross-section of the limiter is a T-shaped structure, and the two ends of the vertical section of the T-shaped structure are respectively fixedly connected to the top surface of the silo and the bottom surface of the horizontal section of the T-shaped structure; A limiting structure that cooperates with the limiting part is provided between the two supporting feet of the drone, and the limiting structure includes a first limiting plate and a second limiting plate that are arranged relatively to each other along the same horizontal plane of the two supporting feet, and the spacing between the opposite ends of the first limiting plate and the second limiting plate is greater than the width of the vertical section of the T-shaped structure and less than the width of the horizontal section of the T-shaped structure.

2. The UAV fertilization device with replaceable silos according to claim 1 is characterized in that: It also includes a first bearing and a second bearing. The first side wheel and the second side wheel are respectively provided with mounting holes for mounting the first bearing and the second bearing. The outer rings of the first bearing and the second bearing are respectively fixedly connected to the corresponding mounting holes, and the inner rings are respectively fixedly connected to the outer rings at both ends of the connecting shaft.

3. The unmanned aerial vehicle fertilization device with replaceable silos according to claim 1, characterized in that: A servo motor is also included, wherein a motor shaft of the servo motor is used to drive one of the first side wheel or the second side wheel.

4. The unmanned aerial vehicle fertilization device with replaceable silos according to claim 1, characterized in that: Both sides of the bottom surface of the horizontal section of the T-shaped structure and the first limiting plate and the second limiting plate are provided with matching conductive contacts.

5. The drone fertilizing device with replaceable silos according to claim 1, characterized in that: The top surfaces of the first limiting plate and the second limiting plate are provided with grooves matching with the horizontal section.

6. The drone fertilizing device with replaceable silos according to claim 1, characterized in that: The tops of the first side wall and the second side wall are respectively provided with limiting grooves matched with the corresponding supporting feet.

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