Title:
NOZZLE ASSEMBLY, PLANT PROTECTION DRONE AND SPRAY METHOD
Document Type and Number:
WIPO Patent Application WO/2020/029600
Kind Code:
A1
Abstract:
Provided is a nozzle assembly (100), comprising a directional valve (13), a first nozzle (11) and a second nozzle (12), wherein, the directional valve (13) is provided with a first output portion and a second output portion, the first output portion of the directional valve communicates with an input portion of the first nozzle (11), the second output portion of the directional valve communicates with an input portion of the second nozzle (12), and the hole diameter of the nozzle hole of the first nozzle (11) is not equal to that of the second nozzle (12). The nozzle assembly can change the flight speed of a plant protection drone, and improve the working efficiency of the drone. Further comprised are the plant protection drone and a spray method.
More Like This:
Inventors:
ZHU QIUYANG (CN)
Application Number:
PCT/CN2019/082080
Publication Date:
February 13, 2020
Filing Date:
April 10, 2019
Export Citation:
Assignee:
SHENZHEN XIANGNONG INNOVATION TECH CO LTD (CN)
International Classes:
A01M7/00; B64D1/18; B64C27/08
Foreign References:
| CN108207893A | 2018-06-29 | |||
| CN208715489U | 2019-04-09 | |||
| CN108725797A | 2018-11-02 | |||
| CN203946276U | 2014-11-19 | |||
| CN106347648A | 2017-01-25 | |||
| CN207389563U | 2018-05-22 | |||
| KR101844414B1 | 2018-04-02 | |||
| CN206218199U | 2017-06-06 |
Attorney, Agent or Firm:
CHOFN INTELLECTUAL PROPERTY (CN)
Download PDF: