Title:
RACK OF MULTI-ROTOR UNMANNED AERIAL VEHICLE, AND AGRICULTURAL PLANT PROTECTION UNMANNED AERIAL VEHICLE AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/000277
Kind Code:
A1
Abstract:
Disclosed are a rack of a multi-rotor unmanned aerial vehicle, and an agricultural plant protection unmanned aerial vehicle and a control method therefor. The rack of a multi-rotor unmanned aerial vehicle comprises a central body (11), a plurality of vehicle arms (12), a plurality of rotor power devices (13), a plurality of nozzles (14) and a plurality of angle adjusting mechanisms (17), wherein the rotor power devices (13) are arranged on the vehicle arms (12), the plurality of rotor power devices are used for providing flight power for the multi-rotor unmanned aerial vehicle, the plurality of nozzles (14) are respectively arranged below the plurality of vehicle arms (12) and are respectively positioned below the rotor power devices (13), the plurality of angle adjusting mechanisms (17) are respectively arranged on the plurality of vehicle arms (12) and are used for rotatably connecting the vehicle arms to the central body, and the angle adjusting mechanisms (17) can adjust an included angle between each vehicle arm and the central body, such that spraying angles of the nozzles are obliquely directed to the lower portion of the central body. The agricultural plant protection unmanned aerial vehicle can ensure pesticides are sprayed onto more branches and leaves, and improve the uniformity of pesticides being sprayed onto trees by means of the agricultural plant protection unmanned aerial vehicle.
Inventors:
ZHOU LE (CN)
NONG GUISHENG (CN)
LI RIZHAO (CN)
NONG GUISHENG (CN)
LI RIZHAO (CN)
Application Number:
PCT/CN2020/099324
Publication Date:
January 06, 2022
Filing Date:
June 30, 2020
Export Citation:
Assignee:
SZ DJI TECHNOLOGY CO LTD (CN)
International Classes:
B64D1/18; A01M7/00; B64C27/08
Domestic Patent References:
| WO2019048907A1 | 2019-03-14 |
Foreign References:
| CN107933920A | 2018-04-20 | |||
| CN208335015U | 2019-01-04 | |||
| CN210653628U | 2020-06-02 | |||
| CN105217038A | 2016-01-06 | |||
| CN210434710U | 2020-05-01 | |||
| CN109050931A | 2018-12-21 | |||
| CN107253530A | 2017-10-17 |
Attorney, Agent or Firm:
BEIJING INTELLEGAL INTELLECTUAL PROPERTY AGENT LTD. (CN)
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