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.

Date of Patent:
Sep. 25, 2018

Filed:

Nov. 17, 2015
Applicant:

Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd., Beijing, CN;

Inventors:

Shengjun Ma, Beijing, CN;

Chengqian Liu, Beijing, CN;

Yongsheng Li, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 37/00 (2006.01); F03D 80/40 (2016.01); F03D 80/70 (2016.01);
U.S. Cl.
CPC ...
F03D 80/40 (2016.05); F03D 80/70 (2016.05); F16C 37/007 (2013.01); F05B 2240/54 (2013.01); F05B 2240/60 (2013.01); F16C 2360/31 (2013.01);
Abstract

A heating device for protecting a bearing of a wind power generator and a bearing system, wherein the heating device is applied to a main shaft of the wind power generator that is externally provided with a bearing, and the heating device is disposed inside the main shaft at a position corresponding to the position of the bearing. The heating device includes multiple circular arc sections, a flexible heat source and a supporting device. The flexible heat source is provided between the circular arc sections and an inner wall of the main shaft. The supporting device supports the internal surface of the circular arc sections, so that the flexible heat source is closely adhered to the inner wall of the main shaft. A heat source is provided for the bearing by the heating device for bearing protection of a wind power generator and the bearing system.


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