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Title:
PLUNGER PUMP AND PLANT PROTECTION UNMANNED AERIAL VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/095072
Kind Code:
A1
Abstract:
A plunger pump and a plant protection unmanned aerial vehicle. The plunger pump (100) comprises a pump body (31) and a plurality of distribution chambers (313); the pump body (31) comprises: a water inlet (311), the water inlet (311) being in communication with the plurality of distribution chambers (313), and being used for distributing a liquid flowing from the water inlet (311) to the plurality of distribution chambers (313); a plurality of plunger chambers (310), the plurality of plunger chambers (310) being in communication with the plurality of distribution chambers (313) in pairs, and being used for receiving the liquid flowing out from the distribution chambers (313) and increasing the pressure of the liquid flowing into the plunger chambers (310); a plurality of water outlet chambers (314), the plurality of water outlet chambers (314) being in communication with the plurality of plunger chambers (310) in pairs, and being used for receiving the liquid pressurized by the plunger chambers (310), the plurality of water outlet chambers (314) being arranged to extend respectively along an axial direction of the plurality of plunger chambers (310); and a water outlet (312), the water outlet (312) being in communication with the plurality of water outlet chambers (314), and being used for merging the liquid out of the plurality of water outlet chambers (314) and discharging same.

Inventors:
SHU ZHAN (CN)
ZHOU LE (CN)
WANG BO (CN)
Application Number:
PCT/CN2020/127643
Publication Date:
May 12, 2022
Filing Date:
November 09, 2020
Export Citation:
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Assignee:
SZ DJI TECHNOLOGY CO LTD (CN)
International Classes:
F04B1/16
Foreign References:
CN207892782U2018-09-21
CN210761318U2020-06-16
CN207732575U2018-08-14
CN105756878A2016-07-13
CN105952634A2016-09-21
US3995973A1976-12-07
Attorney, Agent or Firm:
BEIJING BESTIPR INTELLECTUAL PROPERTY LAW CORPORATION (CN)
Download PDF:
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