Unmanned plane airborne precision target seeding system and operation method

A kind of unmanned aerial vehicle, precise technology, applied in the direction of sowing, planter parts, sowing planters, etc., can solve the problems of unprotected seeds, difficult afforestation work, reduced seed germination rate, etc., and achieve strong launch performance Moreover, the disturbance is small and the effect of improving the germination rate

Inactive Publication Date: 2018-03-06
CHINA AGRI UNIV
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  • Abstract
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  • Application Information

AI Technical Summary

Problems solved by technology

However, afforestation is a very difficult and huge project that requires a lot of manpower and material resources
Not only that, there are some places that are not suitable for human beings to work for a long time, and it is difficult to carry out afforestation work effectively
[0003] At this stage, drone sowing is a throwing operation, which can only scatter seeds on the surface of the land without any protection measures, which reduces the germination rate of seeds and increases the cost of sowing

Method used

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  • Unmanned plane airborne precision target seeding system and operation method
  • Unmanned plane airborne precision target seeding system and operation method

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Embodiment

[0051] The gas pressure in the high pressure gas tank 1 is 30MPa, the volume of the constant pressure chamber of the constant pressure electric control valve 2 is 1ml, the length of the trajectory 5 is 0.4m, the air resistance coefficient is 0.5, and the air density is 1.293kg / m 3 , the seed diameter is 0.01m, the seed mass is 0.005kg, and the acceleration due to gravity is g=9.8m / s 2 , the seeding system is 10m above the ground. The firmness coefficient of the unsteady rock is 0.8~3, the firmness coefficient of the loess is 0.3, and the unidirectional ultimate compressive strength value R (unit: Mpa) of the rock standard style, using the drone of the present invention for airborne precise targeting The seeding system can shoot the seeds about 5cm below the ground, fully meeting the depth required by the seeds.

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Abstract

The invention belongs to the technical field of unmanned plane seeding, and relates to an unmanned plane airborne precision target seeding system and an operation method. The unmanned plane airborne precision target seeding system includes a high pressure gas tank, a constant voltage electric control valve, a seed storer, a ballistic trajectory and a remote wireless control system; the top of theballistic trajectory is provided with a gas inlet, the side wall of the upper part of the ballistic trajectory is provided with a seed inlet; the constant voltage electric control valve includes a constant pressure chamber, a gas inlet port of the constant pressure chamber is connected with the high pressure gas tank through a pipeline. The exhaust port of the constant pressure chamber is connected with a gas inlet of the ballistic trajectory through a steering joint; a seed discharge port of the seed storer is connected with the seed inlet of the ballistic trajectory; and the lower end of theballistic trajectory is provided with a circular-ring seal ring prepared from an elastic material. The outer diameter of the seal ring is matched with the inner diameter of the ballistic trajectory,and the inner diameter of the seal ring is smaller than the particle diameter of a seed; and the remote wireless control system includes an electric control valve signal receiver and an electric control valve controller. The electric control valve signal receiver is electrically connected with the constant voltage electric control valve. The unmanned plane airborne precision target seeding systemimproves the seed germination rate and improves the work efficiency.

Description

technical field [0001] The invention belongs to the field of unmanned aerial vehicle sowing technology, and in particular relates to an airborne precise target sowing system and operation method of an unmanned aerial vehicle. Background technique [0002] In recent years, with the rapid economic development, the overexploitation of natural resources has led to desertification in some areas. In order to effectively alleviate desertification and improve the ecological environment, Climate Group, China Green Foundation and the United Nations Environment Program jointly launched the Million Forest Project. However, afforestation is a very difficult and huge project that requires a lot of manpower and material resources. Not only that, some places are not suitable for human beings to work for a long time, and it is difficult to carry out afforestation work effectively. [0003] At this stage, drone sowing is a throwing operation, which can only scatter seeds on the surface of t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01C7/08A01C7/20B64D1/02
CPCA01C7/085A01C7/20B64D1/02B64U2101/00
Inventor 陈建王术波王梓宇蔡伟张雨琛王广琦张自超郑永军
Owner CHINA AGRI UNIV
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