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Title:
SPRAYING APPARATUS AND UNMANNED AIRCRAFT
Document Type and Number:
WIPO Patent Application WO/2019/104687
Kind Code:
A1
Abstract:
A spraying apparatus and an unmanned aircraft. The spraying apparatus comprises a rotor shaft (1) capable of rotating around its own axis, and a dispersion disc (2) capable of being driven by the rotor shaft (1) to rotate so as to disperse a pesticide. The spraying apparatus also comprises a first engagement structure located on one of the rotor shaft (1) and the dispersion disc (2), a second engagement structure located on the other one of the rotor shaft (1) and the dispersion disc (2), and an elastic piece (3) connected between the rotor shaft (1) and the dispersion disc (2), the first engagement structure and the second engagement structure being capable of moving along the axial direction of the rotor shaft (1) so as to engage with or disengage from one another, the elastic piece (3) being used for applying an elastic force along the axial direction of the rotor shaft (1) so as to limit the dispersion disc (2) and the rotor shaft (1) at an engagement position of the first engagement structure and the second engagement structure, so that the spraying apparatus can be fixedly connected and rapidly disassembled.

Inventors:
SHU, Zhan (6FHKUST SZ IER BLdg, No. 9 Yuexing 1st Rd.,Hi-Tech Park , Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
WU, Xiaolong (6FHKUST SZ IER BLdg, No. 9 Yuexing 1st Rd.,Hi-Tech Park , Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
ZHOU, Le (6FHKUST SZ IER BLdg, No. 9 Yuexing 1st Rd.,Hi-Tech Park , Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
WANG, Jiadi (6FHKUST SZ IER BLdg, No. 9 Yuexing 1st Rd.,Hi-Tech Park , Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
Application Number:
CN2017/114064
Publication Date:
June 06, 2019
Filing Date:
November 30, 2017
Export Citation:
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Assignee:
SZ DJI TECHNOLOGY CO., LTD. (6FHKUST SZ IER BLdg, No. 9 Yuexing 1st Rd.,Hi-Tech Park , Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
International Classes:
B05B13/02; F16B15/00
Foreign References:
CN107269844A2017-10-20
US20030213876A12003-11-20
CN105750107A2016-07-13
CN2684935Y2005-03-16
CN205684216U2016-11-16
CN205887230U2017-01-18
CN107344619A2017-11-14
CN106238237A2016-12-21
CN105197245A2015-12-30
Attorney, Agent or Firm:
LEADER PATENT & TRADEMARK FIRM (8F-6, Bldg. A Winland International Center,No. 32 Xizhimen North Street. Haidian District, Beijing 2, 100082, CN)
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