Agricultural unmanned aerial vehicle seeding device

Abstract

The utility model provides an agricultural unmanned aerial vehicle seeding device which comprises an unmanned aerial vehicle and a seeding box, the seeding box is installed at the bottom of the unmanned aerial vehicle, a material storage cavity and a conveying pipeline are arranged in the seeding box, the conveying pipeline is located below the material storage cavity, the material storage cavity is communicated with the conveying pipeline through a feeding hopper, and the feeding hopper is communicated with the unmanned aerial vehicle. A spiral conveying shaft is movably connected to the interior of the conveying pipeline, a conveying motor connected with the spiral conveying shaft is fixed to one side of the conveying pipeline, the bottom of the side, away from the conveying motor, of the conveying pipeline is communicated with a discharging hopper, and the bottom of the discharging hopper penetrates to the outer surface of the bottom of the seeding box; and an opening adjusting mechanism is arranged at the bottom of the discharging hopper. The utility model has the following beneficial effects: through the design of the opening adjusting mechanism, the size of the opening at the bottom of the discharge hopper and the discharge speed can be adjusted according to conditions during seeding, so that the purposes of adjusting the size of the opening and the seeding rate are achieved.

Description

Technical Field

[0001] The utility model discloses an agricultural unmanned aerial vehicle sowing device, belonging to the field of agricultural sowing devices. Background Art

[0002] In the current actual operation of farmland sowing, manual sowing was initially carried out, which had high labor costs; later improvements were made to land-based mechanical sowing; land-based mechanical sowing may cause soil compaction, resulting in poor seed germination, etc. For this reason, drone sowing has been developed, that is, the system sets the flight route, and the drone implements the sowing operation according to the flight route. However, the current drone sowing cannot adjust the sowing amount, and thus cannot adaptively adjust the sowing amount and sowing rate according to the sowing needs. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model aims to provide an agricultural drone seeding device.

[0004] In order to achieve the above purpose, the utility model is implemented through the following technical solutions:

[0005] An agricultural unmanned aerial vehicle sowing device comprises an unmanned aerial vehicle and a sowing box, wherein the sowing box is installed at the bottom of the unmanned aerial vehicle, and a material storage chamber and a conveying pipe are provided inside the sowing box, wherein the conveying pipe is located below the material storage chamber, and the material storage chamber and the conveying pipe are connected via a feed hopper, wherein a spiral conveying shaft is movably connected inside the conveying pipe, a conveying motor connected to the spiral conveying shaft is fixed to one side of the conveying pipe, a discharge hopper is connected to the bottom of the conveying pipe away from the conveying motor, the bottom of the discharge hopper penetrates to the bottom outer surface of the sowing box, and an opening adjustment mechanism is provided at the bottom of the discharge hopper.

[0006] Furthermore, the opening adjustment mechanism includes adjustment grooves provided on the inner walls on both sides of the discharging hopper, an inner cavity is connected between the two adjustment grooves, a driving motor is provided inside the inner cavity, a side output end of the driving motor is connected to an active bevel gear, and a driven bevel gear is respectively engaged on both sides of the active bevel gear, and the driven bevel gear is fixed to the end of the screw rod, and the other end of the screw rod passes through the interior of the adjustment groove, and two support seats are provided inside the adjustment groove, the screw rod is rotatably connected to the support seats, a nut moving seat is slidably connected inside the adjustment groove, and the nut moving seat is slidably connected inside the adjustment groove.

[0007] Furthermore, a moving plate 1 and a moving plate 2 are respectively fixed on the nut moving seats on both sides, and the moving plate 1 is pressed on top of the moving plate 2.

[0008] Furthermore, an internal receiving groove and an external receiving groove are respectively opened on the inner wall and the outer wall of the discharging hopper, and an internal shielding belt and an external shielding belt are respectively wound up inside the internal receiving groove and the external receiving groove through a winding mechanism, an end portion of the internal shielding belt passes through the outside of the internal receiving groove and is connected and fixed to the top of the movable plate one, and an end portion of the external shielding belt passes through the outside of the external receiving groove and is connected and fixed to the bottom of the movable plate two.

[0009] Furthermore, the winding mechanism includes a rotatably connected winding roller and a slidably connected rack plate, a gear is fixed to one side of the winding roller, the gear is meshed with the rack plate, and a return spring is squeezed at one end of the rack plate.

[0010] Furthermore, the winding roller and the rack plate on the winding mechanism inside the internal storage groove are arranged inside the internal storage groove, and the internal shielding belt is wound on the winding roller.

[0011] Furthermore, the winding roller and the rack plate on the winding mechanism inside the external storage groove are arranged inside the external storage groove, and the external shielding belt is wound on the winding roller.

[0012] Furthermore, a feed port is provided at the top of one side of the seeding box, a sealing plate is hinged in the feed port, and the sealing plate is fixedly connected to the seeding box.

[0013] Beneficial effects of the utility model:

[0014] Through the design of the opening adjustment mechanism, when sowing, the size of the opening at the bottom of the discharge hopper can be adjusted according to the situation, and the discharge speed can be adjusted, that is, two driving motors are started, and the driving motor drives the active bevel gear to rotate, and the active bevel gear drives the two driven bevel gears to rotate, and the driven bevel gear drives the two screws to rotate, and the screw rotation drives the nut moving seat, and the nut moving seats on both sides move and respectively drive the moving plate 1 and the moving plate 2 to move, and when the moving plate 1 moves, it will pull the internal shielding belt stored in the inner wall of the discharge hopper, and when the moving plate 2 moves, it will pull the external shielding belt stored in the outer wall of the discharge hopper, and the bottom outlet of the discharge hopper is shielded by the external shielding belt and the internal shielding belt, so as to achieve the purpose of adjusting the opening size and the sowing amount.

[0015] By setting up the internal shielding belt and the external shielding belt to be output from both sides of the discharge hopper, the movable plate one and the movable plate two can adapt to the internal shielding belt and the external shielding belt when moving, thereby achieving the function of adjusting the bottom opening of the discharge hopper.

[0016] Through the design of the winding mechanism, material discharge can be achieved when the moving plate one and the moving plate two pull the internal shielding belt and the external shielding belt, and winding action can be achieved when the moving plate one and the moving plate two pull the internal shielding belt and the external shielding belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 This is a three-dimensional structural diagram of an agricultural drone seeding device of the utility model;

[0019] Figure 2 This is a schematic diagram of the internal structure of a seeding box of an agricultural drone seeding device of the utility model;

[0020] Figure 3 This is a schematic diagram of the internal structure of a delivery pipeline of an agricultural drone seeding device of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of an opening adjustment mechanism of an agricultural drone seeding device of the utility model;

[0022] Figure 5 This is a schematic diagram of the partial structure of the opening adjustment mechanism of an agricultural drone seeding device of the utility model. Figure 1 ;

[0023] Figure 6 This is a schematic diagram of the partial structure of the opening adjustment mechanism of an agricultural drone seeding device of the utility model. Figure 2 .

[0024] In the figure, 1. UAV; 2. seeding box; 3. feed port; 4. material storage chamber; 5. conveying pipe; 6. feed hopper; 7. screw conveyor shaft; 8. conveying motor; 9. discharge hopper; 10. driving motor; 11. active bevel gear; 12. driven bevel gear; 13. screw rod; 14. nut moving seat; 15. support seat; 16. moving plate one; 17. moving plate two; 18. internal shielding belt; 19. external shielding belt. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 6 The utility model provides a technical solution for an agricultural unmanned aerial vehicle sowing device, including an unmanned aerial vehicle 1 and a sowing box 2, the sowing box 2 is installed at the bottom of the unmanned aerial vehicle 1, a storage chamber 4 and a conveying pipe 5 are arranged inside the sowing box 2, the conveying pipe 5 is located below the storage chamber 4, a feeding port 3 is opened on the top of one side of the sowing box 2, a sealing plate is hinged in the feeding port 3, the sealing plate is fixedly connected to the sowing box 2, the storage chamber 4 and the conveying pipe 5 are communicated through a feeding hopper 6, a spiral conveying shaft 7 is movably connected inside the conveying pipe 5, a conveying motor 8 connected to the spiral conveying shaft 7 is fixed on one side of the conveying pipe 5, a discharge hopper 9 is connected to the bottom of the conveying pipe 5 away from the conveying motor 8, the bottom of the discharge hopper 9 penetrates to the bottom outer surface of the sowing box 2, and an opening adjustment mechanism is arranged at the bottom of the discharge hopper 9.

[0027] See also Figure 4-Figure 6The opening adjustment mechanism includes adjustment grooves provided on the inner walls of both sides of the discharge hopper 9, an inner cavity is connected between the two adjustment grooves, a driving motor 10 is provided inside the inner cavity, a driving bevel gear 11 is connected to the side output end of the driving motor 10, and a driven bevel gear 12 is meshed on both sides of the driving bevel gear 11, and the driven bevel gear 12 is fixed to the end of the screw rod 13, and the other end of the screw rod 13 passes through the inside of the adjustment groove, and two support seats 15 are provided inside the adjustment groove, and the screw rod 13 rotates The nut moving seat 14 is connected to the support seat 15, and the adjusting groove is slidably connected to the inside of the adjusting groove. The nut moving seat 14 is slidably connected to the inside of the adjusting groove. The nut moving seats 14 on both sides are respectively fixed with a moving plate 16 and a moving plate 2 17. The moving plate 16 is pressed on the top of the moving plate 2 17. The inner wall and outer wall of the discharge hopper 9 are respectively provided with an internal receiving groove and an external receiving groove. The internal receiving groove and the external receiving groove are respectively wound with an internal shielding belt 18 and an external shielding belt 1 through a winding mechanism. 9, the end of the internal shielding belt 18 penetrates to the outside of the internal receiving groove and is connected and fixed to the top of the movable plate 16, and the end of the external shielding belt 19 penetrates to the outside of the external receiving groove and is connected and fixed to the bottom of the movable plate 2 17; through the design of the opening adjustment mechanism, when sowing, the size of the bottom opening of the discharge hopper 9 can be adjusted according to the situation, and the speed of discharging can be adjusted, that is, the two driving motors 10 are started, and the driving motors 10 drive the active bevel gear 11 to rotate, and the active bevel gear 11 drives the two driven bevel gears 12 Rotate, the driven bevel gear 12 drives the two screw rods 13 to rotate, the screw rod 13 rotates to drive the nut moving seat 14, and the nut moving seats 14 on both sides move and respectively drive the moving plate 16 and the moving plate 2 17 to move, when the moving plate 16 moves, it will pull the internal shielding belt 18 stored in the inner wall of the discharge hopper 9, and when the moving plate 2 17 moves, it will pull the external shielding belt 19 stored in the outer wall of the discharge hopper 9, and the bottom outlet of the discharge hopper 9 is blocked by the external shielding belt 19 and the internal shielding belt 18, so as to achieve the purpose of adjusting the opening size and the sowing amount.

[0028] The winding mechanism includes a winding roller connected in a rotation manner and a rack plate connected in a sliding manner, a gear is fixed on one side of the winding roller, the gear is meshed with the rack plate, a return spring is squeezed at one end of the rack plate, the winding roller and the rack plate on the winding mechanism inside the internal receiving groove are arranged inside the internal receiving groove, the internal shielding belt 18 is wound on the winding roller, and the winding roller and the rack plate on the winding mechanism inside the external receiving groove are arranged inside the external receiving groove, and the external shielding belt 19 is wound on the winding roller; through the design of the winding mechanism, when the moving plate 16 and the moving plate 2 17 pull the internal shielding belt 18 and the external shielding belt 19, material discharge can be achieved, and when the moving plate 16 and the moving plate 2 17 pull the internal shielding belt 18 and the external shielding belt 19, the winding action can be achieved.

[0029] When in use, the seeds are introduced into the storage chamber 4 inside the sowing box 2, and then the sowing box 2 is driven by the drone 1 to move along the cultivated land. While moving, the seeds inside the storage chamber 4 enter the conveying pipe 5 through the feed hopper 6. Synchronously, the conveying motor 8 drives the screw conveying shaft 7 to rotate, and the screw conveying shaft 7 rotates to convey the seeds entering the conveying pipe 5 to the discharge hopper 9, and then falls into the cultivated land;

[0030] During sowing, the size of the bottom opening of the discharge hopper 9 and the speed of discharging can be adjusted according to the situation, that is, the two driving motors 10 are started, the driving motor 10 drives the active bevel gear 11 to rotate, the active bevel gear 11 drives the two driven bevel gears 12 to rotate, the driven bevel gear 12 drives the two screw rods 13 to rotate, the screw rod 13 rotates to drive the nut moving seat 14, the nut moving seats 14 on both sides move and respectively drive the moving plate 16 and the moving plate 2 17 to move, when the moving plate 16 moves, it will pull the internal shielding belt 18 stored in the inner wall of the discharge hopper 9, when the moving plate 2 17 moves, it will pull the external shielding belt 19 stored in the outer wall of the discharge hopper 9, and the bottom outlet of the discharge hopper 9 is blocked by the external shielding belt 19 and the internal shielding belt 18, so as to achieve the purpose of adjusting the opening size and the sowing amount.

[0031] Although this specification is described according to implementation modes, not every implementation mode includes only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An agricultural drone seeding device, characterized in that: The invention comprises an unmanned aerial vehicle (1) and a sowing box (2), wherein the sowing box (2) is installed at the bottom of the unmanned aerial vehicle (1), a material storage chamber (4) and a conveying pipe (5) are provided inside the sowing box (2), the conveying pipe (5) is located below the material storage chamber (4), the material storage chamber (4) and the conveying pipe (5) are connected via a feed hopper (6), a screw conveying shaft (7) is movably connected inside the conveying pipe (5), a conveying motor (8) connected to the screw conveying shaft (7) is fixed on one side of the conveying pipe (5), a discharge hopper (9) is connected at the bottom of the conveying pipe (5) away from the conveying motor (8), the bottom of the discharge hopper (9) penetrates through the bottom outer surface of the sowing box (2), and an opening adjustment mechanism is provided at the bottom of the discharge hopper (9).

2. The agricultural drone seeding device according to claim 1, characterized in that: The opening adjustment mechanism comprises adjustment grooves provided on the inner walls of both sides of the discharge hopper (9), an inner cavity being communicated between the two adjustment grooves, a driving motor (10) being arranged inside the inner cavity, a side output end of the driving motor (10) being connected to an active bevel gear (11), two sides of the active bevel gear (11) being meshed with a driven bevel gear (12), the driven bevel gear (12) being fixed to the end of a screw rod (13), the other end of the screw rod (13) passing through the adjustment groove, two support seats (15) being arranged inside the adjustment groove, the screw rod (13) being rotatably connected to the support seats (15), a nut moving seat (14) being slidably connected inside the adjustment groove, and the nut moving seat (14) being slidably connected inside the adjustment groove.

3. The agricultural drone seeding device according to claim 2, characterized in that: A moving plate 1 (16) and a moving plate 2 (17) are respectively fixed on the nut moving seats (14) on both sides, and the moving plate 1 (16) is pressed on top of the moving plate 2 (17).

4. The agricultural drone seeding device according to claim 3, characterized in that: An internal receiving groove and an external receiving groove are respectively provided on the inner wall and the outer wall of the discharge hopper (9), and an internal shielding belt (18) and an external shielding belt (19) are respectively wound up inside the internal receiving groove and the external receiving groove through a winding mechanism, and the end of the internal shielding belt (18) passes through the outside of the internal receiving groove and is connected and fixed to the top of the movable plate one (16), and the end of the external shielding belt (19) passes through the outside of the external receiving groove and is connected and fixed to the bottom of the movable plate two (17).

5. The agricultural drone seeding device according to claim 4, characterized in that: The winding mechanism comprises a rotatably connected winding roller and a slidably connected rack plate, a gear is fixed to one side of the winding roller, the gear is meshed with the rack plate, and a return spring is pressed at one end of the rack plate.

6. The agricultural drone seeding device according to claim 5, characterized in that: The winding roller and the rack plate on the winding mechanism inside the internal storage groove are arranged inside the internal storage groove, and the internal shielding belt (18) is wound on the winding roller.

7. The agricultural drone seeding device according to claim 5, characterized in that: The winding roller and the rack plate on the winding mechanism inside the external storage groove are arranged inside the external storage groove, and the external shielding belt (19) is wound on the winding roller.

8. The agricultural drone seeding device according to claim 7, characterized in that: A feed inlet (3) is provided at the top of one side of the sowing box (2), a sealing plate is hinged inside the feed inlet (3), and the sealing plate is fixedly connected to the sowing box (2) by snapping.

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