Liquid spraying rod of agricultural plant protection unmanned aerial vehicle

Abstract

The utility model relates to the technical field of liquid spraying rods, and discloses a liquid spraying rod of an agricultural plant protection unmanned aerial vehicle, which comprises an unmanned aerial vehicle body, the bottom of the unmanned aerial vehicle body is fixedly connected with a fixed frame, the bottom of the fixed frame is fixedly connected with a fixed plate I, one side edge of the fixed plate is fixedly connected with a side plate, and the bottom of the side plate is fixedly connected with a fixed block. The side edge of the fixing block is fixedly connected with a motor, the output end of the motor penetrates through the fixing block to be fixedly connected with a rotating disc, a through hole is formed in the rotating disc, a fixing rod is rotationally connected in the through hole, and one end of the fixing rod is rotationally connected with a fixing frame. Compared with the prior art, the agricultural plant protection unmanned aerial vehicle has the advantages that the motor is started to drive the rotating disc to rotate, drive the fixing rod to rotate and move in the through hole and drive the fixing frame to swing, so that the connecting rods on the two sides are driven to swing back and forth, and when the agricultural plant protection unmanned aerial vehicle works, the liquid spraying rod body and the spraying head are driven to swing back and forth for multi-range spraying; and the spraying efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid spray bars, in particular to a liquid spray bar for an agricultural plant protection unmanned aerial vehicle (UAV). Background Art

[0002] A plant protection UAV, also known as an unmanned aerial vehicle, as the name implies, is an unmanned aircraft used for agricultural and forestry plant protection operations. This type of unmanned aircraft is composed of a flight platform (fixed-wing, helicopter, multi-rotor aircraft), a navigation flight control system, and a spraying mechanism. It can achieve liquid spraying through ground remote control or navigation flight control, and can spray pesticides, seeds, powders, etc. The liquid spray bar of the existing agricultural plant protection UAV cannot rotate by a certain angle during spraying operations, and the spraying angle is fixed and limited, which reduces the spraying efficiency of the liquid spray bar of the UAV, making the device have certain deficiencies. Content of the Utility Model

[0003] The purpose of the utility model is to solve the deficiencies existing in the prior art, and a liquid spray bar for an agricultural plant protection UAV is proposed.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme: A liquid spray bar for an agricultural plant protection UAV, including a UAV body. A fixed frame is fixedly connected to the bottom of the UAV body. A first fixing plate is fixedly connected to the bottom of the fixed frame. A side plate is fixedly connected to one side of the first fixing plate. A fixing block is fixedly connected to the bottom of the side plate. A motor is fixedly connected to the side of the fixing block. The output end of the motor passes through the fixing block and is fixedly connected to a turntable. A through hole is provided in the turntable. A fixed rod is rotatably connected in the through hole. One end of the fixed rod is rotatably connected to a fixed frame. A second fixing plate is fixedly connected to the bottom of the first fixing plate. A fixed column is rotatably connected in the second fixing plate. A connecting rod is fixedly connected to the outside of the fixed column. One end of the connecting rod is rotatably connected to a fixed sleeve. The fixed sleeve is fixedly connected to the fixed frame.

[0005] As a further description of the above technical scheme:

[0006] A water tank is fixedly connected inside the fixed frame. A water pump is fixedly connected to the side of the water tank.

[0007] As a further description of the above technical scheme:

[0008] The water pump is fixedly connected to a water pipe.

[0009] As a further description of the above technical scheme:

[0010] The bottom of the fixed column is fixedly connected to a liquid spray bar body. A nozzle is fixedly connected to one end of the liquid spray bar body. One end of the water pipe is fixedly connected to the liquid spray bar body.

[0011] As a further description of the above technical solution:

[0012] Two sets of the connecting rods are symmetrically arranged.

[0013] As a further description of the above technical solution:

[0014] One end of the fixed rod away from the fixed frame is fixedly connected with a limit ball.

[0015] As a further description of the above technical solution:

[0016] The side plate is parallel to the fixed column.

[0017] The utility model has the following beneficial effects:

[0018] In the utility model, when the motor is started to drive the turntable to rotate, the fixed rod rotates and moves in the through hole, driving the fixed frame to swing, thereby driving the connecting rods on both sides to swing back and forth. When the agricultural plant protection unmanned aerial vehicle works, the liquid spray rod body and the nozzle are driven to swing back and forth for multi-range spraying, improving the spraying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 FIG. is an overall structural schematic diagram of a liquid spray rod of an agricultural plant protection unmanned aerial vehicle proposed by the utility model;

[0020] Figure 2 FIG. is a partial structural schematic diagram of a liquid spray rod of an agricultural plant protection unmanned aerial vehicle proposed by the utility model Figure 1 ;

[0021] Figure 3 FIG. is a partial structural schematic diagram of a liquid spray rod of an agricultural plant protection unmanned aerial vehicle proposed by the utility model Figure 2 。

[0022] LEGEND DESCRIPTION:

[0023] 1, unmanned aerial vehicle body; 2, fixed frame; 3, water tank; 4, water pump; 5, water pipe; 6, first fixing plate; 7, side plate; 8, fixing block; 9, motor; 10, turntable; 11, through hole; 12, fixed rod; 13, limit ball; 14, fixed frame; 15, second fixing plate; 16, fixed column; 17, connecting rod; 18, fixed sleeve; 19, liquid spray rod body; 20, nozzle. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0025] Referring to Figures 1-3 , an embodiment provided by the present utility model: a liquid spray rod of an agricultural plant protection unmanned aerial vehicle, including an unmanned aerial vehicle body 1, a fixed frame 2 is fixedly connected to the bottom of the unmanned aerial vehicle body 1, a first fixing plate 6 is fixedly connected to the bottom of the fixed frame 2, a side plate 7 is fixedly connected to the side of the first fixing plate 6, a fixing block 8 is fixedly connected to the bottom of the side plate 7, a motor 9 is fixedly connected to the side of the fixing block 8, the output end of the motor 9 passes through the fixing block 8 and is fixedly connected to a turntable 10, a through hole 11 is provided in the turntable 10, a fixing rod 12 is rotatably connected in the through hole 11, one end of the fixing rod 12 is rotatably connected to a fixing frame 14, a second fixing plate 15 is fixedly connected to the bottom of the first fixing plate 6, a fixing column 16 is rotatably connected in the second fixing plate 15, a connecting rod 17 is fixedly connected to the outside of the fixing column 16, one end of the connecting rod 17 is rotatably connected to a fixing sleeve 18, and the fixing sleeve 18 is fixedly connected to the fixing frame 14, which is convenient for driving the fixing column 16 to rotate.

[0026] A water tank 3 is fixedly connected in the fixed frame 2, a water pump 4 is fixedly connected to the side of the water tank 3, the water pump 4 is fixedly connected with a water pipe 5, a liquid spray rod body 19 is fixedly connected to the bottom of the fixing column 16, a spray head 20 is fixedly connected to one end of the liquid spray rod body 19, one end of the water pipe 5 is fixedly connected to the liquid spray rod body 19, there are two groups of connecting rods 17 arranged symmetrically, a limiting ball 13 is fixedly connected to the end of the fixing rod 12 away from the fixing frame 14, and the side plate 7 is parallel to the fixing column 16, so that the liquid spray rod body 19 swings parallelly.

[0027] Working principle: When performing the spraying operation of the agricultural plant protection unmanned aerial vehicle, start the motor 9 to drive the turntable 10 to rotate. The turntable 10 drives the fixing rod 12 to rotate and move in the through hole 11. The fixing rod 12 drives the fixing frame 14 to swing reciprocally. The fixing frame 14 drives the fixing sleeve 18 to rotate around the connecting rod 17, driving the fixing column 16 to rotate in the second fixing plate 15, thereby driving the liquid spray rod body 19 and the spray head 20 to swing reciprocally, so that it sprays in a multi-angle swinging manner, improving the spraying efficiency during the spraying operation of the unmanned aerial vehicle.

[0028] Finally, it should be noted that the above are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A liquid spray boom for an agricultural plant protection drone, comprising a drone body (1), characterized in that: The bottom of the drone body (1) is fixedly connected to a fixing frame (2), the bottom of the fixing frame (2) is fixedly connected to a fixing plate (6), the side of the fixing plate (6) is fixedly connected to a side plate (7), the bottom of the side plate (7) is fixedly connected to a fixing block (8), the side of the fixing block (8) is fixedly connected to a motor (9), the output end of the motor (9) passes through the fixing block (8) and is fixedly connected to a turntable (10), the turntable (10) is provided with a through hole (11), the A fixing rod (12) is rotatably connected in the through hole (11), one end of the fixing rod (12) is rotatably connected to a fixing frame (14), the bottom of the fixing plate 1 (6) is fixedly connected to a fixing plate 2 (15), the fixing plate 2 (15) is rotatably connected in the inside thereof, a connecting rod (17) is fixedly connected to the outside of the fixing column (16), one end of the connecting rod (17) is rotatably connected to a fixing sleeve (18), and the fixing sleeve (18) is fixedly connected to the fixing frame (14).

2. The liquid spray boom of an agricultural plant protection UAV according to claim 1, characterized in that: A water tank (3) is fixedly connected inside the fixed frame (2), and a water pump (4) is fixedly connected to the side of the water tank (3).

3. The liquid spray boom of an agricultural plant protection UAV according to claim 2, characterized in that: The water pump (4) is fixedly connected to a water pipe (5).

4. The liquid spray boom of an agricultural plant protection UAV according to claim 3, characterized in that: The bottom of the fixed column (16) is fixedly connected to a liquid spray rod body (19), one end of the liquid spray rod body (19) is fixedly connected to a spray head (20), and one end of the water pipe (5) is fixedly connected to the liquid spray rod body (19).

5. The liquid spray boom of an agricultural plant protection UAV according to claim 1, characterized in that: The connecting rods (17) are symmetrically arranged in two groups.

6. The liquid spray boom of an agricultural plant protection UAV according to claim 1, characterized in that: One end of the fixing rod (12) away from the fixing frame (14) is fixedly connected to the limiting ball (13).

7. The liquid spray boom of an agricultural plant protection UAV according to claim 1, characterized in that: The side plate (7) is parallel to the fixing column (16).

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