Title:
WATER TANK, VALVE BODY ASSEMBLY, SPRAYING SYSTEM AND UNMANNED AERIAL VEHICLE
Document Type and Number:
WIPO Patent Application WO/2021/035737
Kind Code:
A1
Abstract:
Provided are a water tank, a valve body assembly, a spraying system and an unmanned aerial vehicle. The valve body assembly comprises a valve body (10) and a valve base (20); relative states of the valve body (10) and the valve base (20) comprise an abutting state and a separation state; the valve body comprises a housing (11) and a valve element (12), with a first fluid channel (111) being formed inside the housing (11), the valve element (12) being movably arranged inside the housing (11), an opening (112) being provided in the bottom of the housing (11), and the valve element (12) being able to move relative to the housing (11) so as to seal or open the opening (112); a driving part (21) is arranged on the valve base (20), and a second fluid channel (211) is formed in the valve base (20); in the abutting state, the driving part (21) abuts against the valve element (12), so as to make the valve element (12) open the opening (112), and the first fluid channel (111) is in communication with the second fluid channel (211); and in the separation state, the valve element (12) seals the opening (112).
Inventors:
ZHOU WANREN (CN)
ZHOU LE (CN)
SHU ZHAN (CN)
ZHOU LE (CN)
SHU ZHAN (CN)
Application Number:
PCT/CN2019/103859
Publication Date:
March 04, 2021
Filing Date:
August 30, 2019
Export Citation:
Assignee:
SZ DJI TECHNOLOGY CO LTD (CN)
International Classes:
B64D1/18; A01M7/00; B65B1/04; F16K15/06
Foreign References:
| CN107187603A | 2017-09-22 | |||
| CN1964913A | 2007-05-16 | |||
| CN101005988A | 2007-07-25 | |||
| CN204223183U | 2015-03-25 | |||
| CN209192257U | 2019-08-02 | |||
| US2905487A | 1959-09-22 |
Attorney, Agent or Firm:
TEKYRS INTELLECTUAL PROPERTY INC. (CN)
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