High-protectiveness plant protection unmanned aerial vehicle

Abstract

The utility model provides a high protective plant protection unmanned aerial vehicle, which relates to the technical field of unmanned aerial vehicles and comprises an unmanned aerial vehicle body, four side rods are connected to the outer side of the unmanned aerial vehicle body, turntables are arranged on one sides of the tops of the four side rods, two paddles are connected to the outer sides of the four turntables, and protection components are arranged on the outer sides of the paddles and used for protecting the paddles. And the protection assembly comprises a connecting block, a cross rod, an adjusting groove, an adjusting rod and a protection rod, a buffering assembly is arranged at the bottom of the unmanned aerial vehicle body and used for buffering the unmanned aerial vehicle body during landing, and the buffering assembly comprises a buffering plate, supporting legs, a buffering groove and a buffering spring. According to the high-protectiveness plant protection unmanned aerial vehicle, accidental collision of the blades in the rotating process can be avoided through the protection assemblies, the positions of the protection rods can be flexibly adjusted and fixed through the adjusting grooves and the adjusting rods, the unmanned aerial vehicle body can be buffered through the buffering assemblies during landing, and through cooperation of limiting blocks and electromagnets, the unmanned aerial vehicle body can be protected; and the buffer rods and the buffer plates can be prevented from influencing flight of the unmanned aerial vehicle body.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicles, in particular to a highly protective plant protection unmanned aerial vehicle. Background Art

[0002] The plant protection UAV is an unmanned aerial vehicle specially designed for the field of agricultural plant protection. It plays an increasingly important role in modern agriculture and has significantly improved the efficiency and accuracy of pesticide spraying and other plant protection operations. In order to ensure the normal rotation of the wings of the plant protection UAV when protecting crops, some existing plant protection UAVs are equipped with wing protection arms to protect the wings. However, the wing protection arms currently used have the problems of single structure, difficult installation and disassembly, weak protection effect, and incomplete protection position.

[0003] In order to solve the above problems, the publication number CN215622679U discloses a "wing protection arm for plant protection drones" which provides all-round protection for drone wings by setting protection arms and auxiliary support components, and can be applied to a variety of different types of drone wing protection work, with better protection effect. However, the device still has certain defects in actual use. For example, although the elastic protection frame of the device can be adjusted to adapt to propellers of different lengths, it is necessary to consider whether the second connecting rod will be reached by the propeller when adjusting the position of the elastic protection frame of the device, resulting in a limited position that the elastic protection frame can adjust and cannot adapt to propellers with longer lengths. In addition, the auxiliary support component of the device supports and buffers the first plate body, while the connection strength between the first plate body and the drone body is limited, and the impact force when the drone body lands may cause the connection between the first plate body and the drone body to deform, and during the flight of the drone body, the movable rod is vibrated and reciprocates in the second movable groove, thereby affecting the flight stability of the drone body. Utility Model Content

[0004] The utility model aims to solve the shortcomings existing in the background technology and provide a highly protective plant protection drone. The rotating blades can be protected by a protective component, and the drone body can be buffered by a buffer component without affecting the flight of the drone body.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a highly protective plant protection drone, comprising: a drone body, four side rods connected to the outside of the drone body, a turntable is provided on one side of the top of the four side rods, two blades are connected to the outside of the four turntables, a protection component is provided on the outside of the blades for protecting the blades, the protection component comprises: a connecting block, a cross bar, an adjustment slot, an adjustment rod and a protective rod, a buffer component is provided at the bottom of the drone body for buffering the drone body when it lands, and the buffer component comprises: a buffer plate, a support leg, a buffer slot and a buffer spring.

[0006] Optionally, a connecting block with a rectangular structure is provided on the top of the four turntables, four cross bars are connected to the outside of the connecting block, an adjustment slot is provided at one end of the cross bar, an adjusting rod is provided inside the adjusting slot, a protective rod is connected to one end of the adjusting rod, a plurality of threaded holes are provided on the top of the adjusting rod, a through hole communicated with the adjusting slot is provided on the top of the cross bar, a threaded column threadedly connected to the threaded hole is provided inside the through hole, a fixing plate is connected to the top of the connecting block, a vertical plate is connected to one side of the top of the side rod, and one end of the fixing plate is connected to the vertical plate. The protective assembly composed of the connecting block, the cross bar, the adjusting slot, the adjusting rod and the protective rod is used to protect the blades.

[0007] Optionally, buffer plates are provided on both sides of the bottom of the drone body, two supporting legs are connected on both sides of the outer end of the drone body, buffer grooves are provided at the bottoms of the four supporting legs, buffer rods are connected on both sides of the top of the buffer plate, the top of the buffer rods extends into the buffer grooves, and a buffer spring is provided between the top of the buffer rod and the buffer groove, limiting blocks are connected on both sides of the outer ends of the buffer rods, limiting grooves slidably connected to the limiting blocks are provided on both sides of the inner wall of the buffer groove, and an electromagnet is installed on one side of the inner wall of the limiting groove. The buffer assembly composed of the buffer plate, supporting legs, buffer grooves and buffer springs is used to buffer the drone body when it lands.

[0008] Optionally, a liquid storage tank is connected to the bottom of the drone body, a mounting plate is provided at the bottom of the liquid storage tank, a liquid pump is installed on the top of the mounting plate, a nozzle is installed at the bottom of the mounting plate, an infusion tube is connected to the bottom of the liquid pump, the bottom end of the infusion tube is connected to the nozzle, a liquid suction tube is connected to the top of the liquid pump, the top of the liquid suction tube extends to the inside of the liquid storage tank, one end of the four side rods are connected to a support plate, a protective shell is installed on the top of the support plate, a motor is installed inside the protective shell, and the motor shaft at the top of the motor is rotatably connected to the turntable, wherein the liquid pump, the liquid suction tube and the infusion tube cooperate to transport the medicine inside the liquid storage tank to the nozzle.

[0009] The utility model provides a highly protective plant protection drone, which has the following beneficial effects:

[0010] The advantages of the utility model are that the protection component can prevent the blades from accidentally colliding during rotation, and the adjustment slot and the adjustment rod can flexibly adjust and fix the position of the protection rod, the buffer component can buffer the landing of the drone body, and the limit block and the electromagnet can cooperate to prevent the buffer rod and the buffer plate from affecting the flight of the drone body. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0012] Figure 2 It is a sectional view of the overall structure of the utility model.

[0013] Figure 3 This is a schematic diagram of the structure of the liquid storage tank of the utility model.

[0014] Figure 4 It is a schematic diagram of the vertical plate structure of the utility model.

[0015] Figure 5 It is a schematic diagram of the structure of the adjusting rod of the utility model.

[0016] Figure 6 This is a schematic diagram of the crossbar structure of the utility model.

[0017] Figure 7 This is a schematic diagram of the structure of the buffer plate of the utility model.

[0018] Figure 8 This is a schematic diagram of the support leg structure of the utility model.

[0019] Fig. 9 For the utility model Figure 2 Enlarged view of point A in .

[0020] Figure 1-9 In: 1-UAV fuselage; 101-side rod; 102-turntable; 103-blade; 2-connecting block; 201-cross bar; 202-adjusting slot; 203-adjusting rod; 204-protective rod; 3-threaded hole; 301-through hole; 302-threaded column; 303-fixed plate; 304-vertical plate; 4-buffer plate; 401-support leg; 402-buffer slot; 403-buffer rod; 404-buffer spring; 5-limiting block; 501-limiting slot; 502-electromagnet; 6-liquid storage tank; 601-mounting plate; 602-liquid pump; 603-sprinkler; 7-support plate; 701-protective shell; 702-motor. DETAILED DESCRIPTION

[0021] The present application is described in detail below with reference to the accompanying drawings and specific implementation methods.

[0022] Example:

[0023] See also Figure 1-9In the embodiment, a highly protective plant protection drone is provided, comprising: a drone body 1, four side rods 101 are connected to the outside of the drone body 1, a turntable 102 is arranged on one side of the top of the four side rods 101, two blades 103 are connected to the outside of the four turntables 102, and a protection component is arranged on the outside of the blades 103 for protecting the blades 103. The protection component comprises: a connecting block 2, a cross bar 201, an adjustment slot 202, an adjustment rod 203 and a protective rod 204. A buffer component is arranged at the bottom of the drone body 1 for buffering the drone body 1 when it lands, and the buffer component comprises: a buffer plate 4, a support leg 401, a buffer slot 402, a buffer rod 403 and a buffer spring 404.

[0024] Among them, a connecting block 2 with a rectangular structure is arranged on the top of the four turntables 102, four cross bars 201 are connected to the outside of the connecting block 2, an adjusting slot 202 is opened at one end of the cross bar 201, an adjusting rod 203 is arranged inside the adjusting slot 202, a protective rod 204 is connected to one end of the adjusting rod 203, and the vertical plate 304 fixes the connecting block 2 directly above the turntable 102 through the fixing plate 303, and the connecting block 2 respectively installs the four protective rods 204 on the outside of the blades 103 through the four cross bars 201, so as to prevent the blades 103 from accidental collision during rotation through the protective rods 204.

[0025] The top of the adjusting rod 203 is provided with a plurality of threaded holes 3, the top of the cross bar 201 is provided with a through hole 301 which is in communication with the adjusting slot 202, a threaded column 302 which is threadedly connected with the threaded hole 3 is arranged inside the through hole 301, a fixing plate 303 is connected to the top of the connecting block 2, a vertical plate 304 is connected to the top side of the side rod 101, and one end of the fixing plate 303 is connected to the vertical plate 304. When the blades 103 of different lengths are replaced, the threaded column 302 can be moved from the through hole 301 and the threaded hole 3, and then the position of the adjusting rod 203 in the adjusting slot 202 is moved, so that the position of the adjusting protection rod 204 can be adjusted to adapt to the blades 103 of different lengths and provide protection. When the protection rod 204 needs to be fixed, one end of the threaded column 302 is passed through the through hole 301 and rotated into the threaded hole 3 to be threadedly connected with it. The threaded column 302 and the through hole 301 cooperate with the threaded holes 3 at different positions, so that the adjusting rod 203 and the protection rod 204 can be fixed at different positions.

[0026] Among them, buffer plates 4 are arranged on both sides of the bottom of the drone body 1, two supporting legs 401 are connected to both sides of the outer end of the drone body 1, buffer grooves 402 are opened at the bottom of the four supporting legs 401, buffer rods 403 are connected to both sides of the top of the buffer plate 4, the top of the buffer rod 403 extends to the inside of the buffer groove 402, and a buffer spring 404 is arranged between the top of the buffer rod 403 and the buffer groove 402. When the drone body 1 descends and approaches the ground, the bottom of the buffer plate 4 will first contact the ground, and the buffer plate 4 will be supported by the supporting legs 401, so that the drone body 1 can land stably, and as the drone body 1 continues to slowly descend, the impact force of the landing of the drone body 1 will cause the buffer rod 403 to move in the buffer groove 402 to compress the buffer spring 404, and the impact energy directly transmitted to the drone body 1 is reduced by the elastic deformation of the buffer spring 404, thereby protecting the drone body 1 from damage caused by a hard landing.

[0027] Among them, both sides of the outer end of the buffer rod 403 are connected to the limit blocks 5, and both sides of the inner wall of the buffer groove 402 are provided with limit grooves 501 slidably connected to the limit blocks 5, and one side of the inner wall of the limit groove 501 is installed with an electromagnet 502. When the drone body 1 takes off, the electromagnet 502 can be energized so that the electromagnet 502 has a magnetic attraction. The limit block 5 is made of metal material and can be magnetically attracted to the electromagnet 502, so that the limit block 5 is fixed to the top of the electromagnet 502, and the buffer rod 403 and the buffer plate 4 are fixed to prevent the buffer rod 403 and the buffer plate 4 from moving up and down during the flight of the drone body 1, which affects the flight stability of the drone body 1. When the drone body 1 lands, the electromagnet 502 is powered off, so that the limit block 5, the buffer rod 403 and the buffer plate 4 can move normally.

[0028] The bottom of the drone body 1 is connected to a liquid storage tank 6, a mounting plate 601 is provided at the bottom of the liquid storage tank 6, a liquid pump 602 is installed on the top of the mounting plate 601, a nozzle 603 is installed at the bottom of the mounting plate 601, a liquid infusion tube is connected to the bottom of the liquid pump 602, the bottom end of the liquid infusion tube is connected to the nozzle 603, a liquid pump 602 is connected to the top of the liquid pump 602, the top of the liquid pump extends to the inside of the liquid storage tank 6, a liquid adding tube is connected to one side of the top of the liquid storage tank 6, and the internal threaded connection of the liquid adding tube There is a cover plate. When it is necessary to spray the crops, start the liquid pump 602 to pump the liquid in the liquid storage tank 6 into the infusion pipe and the nozzle 603 through the liquid pump 602, and then spray the liquid through the nozzle 603 to protect the crops. The liquid adding pipe is used to add the liquid required for the crops to the liquid storage tank 6, and the top of the mounting plate 601 is installed at the bottom of the liquid storage tank 6 through a ring-shaped frame, and the top of the nozzle 603 is fixed to the bottom of the mounting plate 601 through a plurality of support rods.

[0029] Among them, one end of the four side rods 101 is connected to a support plate 7, a protective shell 701 is installed on the top of the support plate 7, a motor 702 is installed inside the protective shell 701, and the motor shaft at the top of the motor 702 is rotatably connected to the turntable 102. When the device is used, the motor shaft is driven by the motor 702 to drive the turntable 102 and the blades 103 to rotate, and then the rotation of the blades 103 drives the drone body 1 to fly.

[0030] The motor 702, the liquid pump 602 and the electromagnet 502 are all powered by the drone battery, and the motor 702, the liquid pump 602 and the electromagnet 502 are electrically connected to the drone remote control respectively. Therefore, the start and stop of the motor 702, the liquid pump 602 and the electromagnet 502 can be controlled by the drone remote control, and the control procedures involved in the utility model can be implemented by technical personnel in this field according to the same or similar principles in the prior art. This part is not the innovation of the utility model.

[0031] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0032] The above is a detailed introduction to a highly protective plant protection drone provided in an embodiment of the present application. This article uses specific examples to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the technical solution and core idea of ​​the present application; ordinary technicians in this field should understand that: they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some of the technical features therein with equivalents; and these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of each embodiment of the present application.

Claims

1. A highly protective plant protection drone, characterized in that: include: A drone body (1), wherein the drone body (1) is connected to four side rods (101) on its outer side, a rotating disk (102) is arranged on one side of the top of each of the four side rods (101), and two blades (103) are connected to the outer side of each of the four rotating disks (102); A protection assembly is arranged on the outside of the blade (103) for protecting the blade (103), the protection assembly comprising: a connecting block (2), a cross bar (201), an adjustment slot (202), an adjustment rod (203) and a protection rod (204); A buffer component is provided at the bottom of the drone body (1) for buffering the drone body (1) when it lands. The buffer component comprises: a buffer plate (4), a support leg (401), a buffer groove (402), a buffer rod (403) and a buffer spring (404).

2. The highly protective plant protection drone according to claim 1, characterized in that: A connecting block (2) with a rectangular structure is arranged on the top of the four rotating disks (102); four cross bars (201) are connected to the outside of the connecting block (2); an adjusting groove (202) is provided at one end of the cross bar (201); an adjusting rod (203) is arranged inside the adjusting groove (202); and a protective rod (204) is connected to one end of the adjusting rod (203).

3. The highly protective plant protection drone according to claim 2, characterized in that: The top of the adjusting rod (203) is provided with a plurality of threaded holes (3); the top of the cross rod (201) is provided with a through hole (301) which is in communication with the adjusting groove (202); a threaded column (302) which is threadedly connected to the threaded hole (3) is arranged inside the through hole (301); the top of the connecting block (2) is connected with a fixing plate (303); one side of the top of the side rod (101) is connected with a vertical plate (304); one end of the fixing plate (303) is connected to the vertical plate (304).

4. The highly protective plant protection drone according to claim 1, characterized in that: Buffer plates (4) are provided on both sides of the bottom of the drone body (1); two supporting legs (401) are connected to both sides of the outer end of the drone body (1); buffer grooves (402) are provided at the bottoms of the four supporting legs (401); buffer rods (403) are connected to both sides of the top of the buffer plate (4); the top of the buffer rod (403) extends into the buffer groove (402); and a buffer spring (404) is provided between the top of the buffer rod (403) and the buffer groove (402).

5. The highly protective plant protection drone according to claim 4, characterized in that: Both sides of the outer end of the buffer rod (403) are connected to limit blocks (5), both sides of the inner wall of the buffer groove (402) are provided with limit grooves (501) slidably connected to the limit blocks (5), and one side of the inner wall of the limit groove (501) is installed with an electromagnet (502).

6. The highly protective plant protection drone according to claim 1, characterized in that: The bottom of the drone body (1) is connected to a liquid storage tank (6), a mounting plate (601) is provided at the bottom of the liquid storage tank (6), a liquid extraction pump (602) is mounted on the top of the mounting plate (601), a nozzle (603) is mounted on the bottom of the mounting plate (601), a liquid infusion tube is connected to the bottom of the liquid extraction pump (602), the bottom end of the liquid infusion tube is connected to the nozzle (603), a liquid extraction tube is connected to the top of the liquid extraction pump (602), and the top end of the liquid extraction tube extends to the inside of the liquid storage tank (6).

7. The highly protective plant protection drone according to claim 1, characterized in that: One end of each of the four side rods (101) is connected to a support plate (7), a protective shell (701) is installed on the top of the support plate (7), a motor (702) is installed inside the protective shell (701), and a motor shaft at the top of the motor (702) is rotatably connected to the turntable (102).

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