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Title:
PROPELLER AND WATER AREA MOBILE DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/016235
Kind Code:
A1
Abstract:
Provided in the present application are a propeller and a water area mobile device. The propeller is used for connecting to a hull of the water area mobile device so as to propel the water area mobile device to move, and comprises a bracket, a connecting shaft, a bottom shell, a first electric motor and a propelling paddle, wherein the bracket is used for connecting to the hull; the connecting shaft extends in a first direction, one end of the connecting shaft is connected to the bracket, and can upwarp relative to the hull by means of the bracket; the bottom shell is connected to the end of the connecting shaft that is away from the bracket, and an internal space is defined in the bottom shell; the first electric motor is mounted in the internal space of the bottom shell, and is thermally coupled to the bottom shell; and the propelling paddle is in transmission connection with the first electric motor for generating a driving force. The present application has the beneficial effects that heat from the first electric motor can be dissipated by the bottom shell, the heat dissipation effect is good, and an additional heat dissipation system can be simplified or even omitted.

Inventors:
LI JUN (CN)
TAO SHIZHENG (CN)
WAN XIAOKANG (CN)
QU XIAOFENG (CN)
WANG HAIYANG (CN)
Application Number:
PCT/CN2022/106873
Publication Date:
January 25, 2024
Filing Date:
July 20, 2022
Export Citation:
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Assignee:
GUANGDONG EPROPULSION TECH LIMITED (CN)
International Classes:
B63H21/17; H02K9/19
Foreign References:
US6902446B12005-06-07
US20200223521A12020-07-16
US20190054990A12019-02-21
US20080293312A12008-11-27
CN109789915A2019-05-21
CN215554066U2022-01-18
CN114148497A2022-03-08
CN114537632A2022-05-27
CN217135320U2022-08-05
CN217824620U2022-11-15
CN217824621U2022-11-15
CN217824622U2022-11-15
CN217824628U2022-11-15
CN1756052A2006-04-05
Attorney, Agent or Firm:
SHENZHEN DINGYAN INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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