Title:
EASILY ADJUSTABLE CROP-PROTECTION UNMANNED AERIAL VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/143769
Kind Code:
A1
Abstract:
Provided is an easily adjustable crop-protection unmanned aerial vehicle, comprising an airframe (1); the bottom of the airframe (1) has a spray pipe (22) welded thereto; the two ends of the spray pipe (22) are connected to an adjustment pipe (24) by means of a rotary shaft; the inner walls of each side of the adjustment pipe (24) is connected to an electrically powered telescoping rod (13) by means of screws; a pesticide spray pipe (14) is welded to the end of the electrically powered telescoping rod (13); the bottom of the pesticide spray tube (14) has a plurality of nozzles (15) connected thereto by means of screws; a connecting cord (10) is arranged on the top side of the adjustment pipe (24); two sides of the inside of the airframe (1) are connected to a motor (12) by means of screws; the output shaft of the motor (12) is connected to a rotating wheel (11) by means of a key and a keyway; the inner walls of both sides of the airframe (1) are connected to fixed pulley (9) by means of screws; the two sides of the airframe (1) adjacent to the fixed pulley (9) are provided with through-holes (8); the end of the connecting cord (10) away from the adjustment pipe (24) is fixedly arranged surrounding the outside of the rotating wheel (11). After the rotating wheel of the present crop-protection unmanned aerial vehicle rotates, the connecting cord slides on the fixed pulley, and the angle of the adjustment pipe can be adjusted obliquely, facilitating the spraying of pesticide at different angles over complex terrain.
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Inventors:
CHEN LECHUN (CN)
Application Number:
PCT/CN2021/142474
Publication Date:
July 07, 2022
Filing Date:
December 29, 2021
Export Citation:
Assignee:
JIANGSU DIGITAL EAGLE TECH CO LTD (CN)
International Classes:
A01G25/02; A01M7/00
Domestic Patent References:
| WO2018019150A1 | 2018-02-01 |
Foreign References:
| CN214566168U | 2021-11-02 | |||
| CN107136041A | 2017-09-08 | |||
| CN107864938A | 2018-04-03 | |||
| CN103274053A | 2013-09-04 | |||
| CN204232146U | 2015-04-01 | |||
| CN205589492U | 2016-09-21 | |||
| US20160144954A1 | 2016-05-26 | |||
| JPS61212357A | 1986-09-20 |
Attorney, Agent or Firm:
SUNSHINE INTELLECTUAL PROPERTY INTERNATIONAL CO., LTD (CN)
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