The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 2022
Filed:
Jun. 21, 2021
Hangzhou Lhd Institute of New Energy, Llc, Hangzhou, CN;
Zhejiang University of Science and Technology, Hangzhou, CN;
Hangzhou Lindong New Energy Technology Inc., Hangzhou, CN;
Zhejiang Zhoushan Lhd Energy Development Co., Ltd., Zhoushan, CN;
Xiaonan Miao, Hangzhou, CN;
Dongfu Zhao, Hangzhou, CN;
Zhenhua Wu, Hangzhou, CN;
Jia Li, Hangzhou, CN;
Yicheng Ding, Hangzhou, CN;
Qipeng Li, Hangzhou, CN;
Huajun Xu, Hangzhou, CN;
Lijun He, Hangzhou, CN;
Huafeng Zhong, Hangzhou, CN;
Chao Chen, Hangzhou, CN;
Dongfang Hu, Hangzhou, CN;
Yangjie Mao, Hangzhou, CN;
Enjia Xu, Hangzhou, CN;
Yunlin Xie, Hangzhou, CN;
Chenhao Wu, Hangzhou, CN;
Enle Lin, Hangzhou, CN;
Fuwei Zhu, Hangzhou, CN;
Anpeng He, Hangzhou, CN;
Hongyue Tian, Hangzhou, CN;
Fan Yang, Hangzhou, CN;
ZHEJIANG ZHOUSHAN LHD ENERGY DEVELOPMENT CO., LTD., Zhoushan, CN;
Abstract
This invention provides a rolling bearing protection device and a vertical-axis tidal current energy generating device applying the same. The vertical-axis tidal current energy generating device includes a frame, a vertical-axis hydraulic generator, a rolling bearing, and a rolling bearing protection device. The vertical-axis hydraulic generator includes a main shaft disposed vertical to a horizontal surface, one end of the main shaft is rotatably disposed at a bottom of the frame. The rolling bearing is sleeved on one end of the main shaft. The rolling bearing protection device is disposed above the rolling bearing. The rolling bearing protection device includes a first sealing protection device, a first water leak-proof chamber, and a second sealing protection device disposed in sequence along a gravity direction.