Agricultural spraying UAV achieving drainage with negative-pressure pressurization
A drone and negative pressure technology, applied in the field of drones, can solve the problems of insufficient penetration, increased consumption of pesticides, and flooding of mosquitoes, etc., so as to improve the penetration, increase the output of pesticides, The effect of consumption saving
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[0030] see Figure 1-Figure 6 , the present invention provides an agricultural spraying unmanned aerial vehicle that uses negative pressure boosting to achieve drainage. Its structure includes a dosing cover 1, a liquid level observation port 2, a fuselage 3, a spraying device 4, a landing frame 5, and a cooling hole 6. The landing frame 5 is provided with two in total, and is installed on the bottom of the fuselage 3 by fastening, the four ends of the fuselage 3 are provided with spraying devices 4, and the dosing cover 1 is installed on the fuselage by fastening 3 is in the middle of the upper end, and there is a liquid level observation port 2 in the middle, and four cooling holes 6 are provided, and they are evenly and equidistantly distributed on the four ends of the surface of the fuselage 3 .
[0031] The spraying device 4 includes a connecting pin 401, a hollow groove 402, a housing 403, a propeller 404, a rotating mechanism 405, a booster mechanism 406, a negative pre...
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