US 11,971,015 B2
Wind power generator set, electromagnetic device, and heat exchange or drying device for iron core
Shengjun Ma, Beijing (CN)
Assigned to BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT CO., LTD., Beijing (CN)
Appl. No. 17/042,169
Filed by BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT CO., LTD., Beijing (CN)
PCT Filed May 9, 2019, PCT No. PCT/CN2019/086084
§ 371(c)(1), (2) Date Sep. 27, 2020,
PCT Pub. No. WO2020/042662, PCT Pub. Date Mar. 5, 2020.
Claims priority of application No. 201811014787.1 (CN), filed on Aug. 31, 2018.
Prior Publication US 2021/0025371 A1, Jan. 28, 2021
Int. Cl. F03D 80/60 (2016.01); F03D 9/25 (2016.01); H02K 3/24 (2006.01); H02K 3/50 (2006.01); H02K 7/18 (2006.01); H02K 9/04 (2006.01); H02K 9/08 (2006.01); H02K 15/12 (2006.01)
CPC F03D 80/60 (2016.05) [F03D 9/25 (2016.05); H02K 3/24 (2013.01); H02K 3/50 (2013.01); H02K 7/1838 (2013.01); H02K 9/04 (2013.01); H02K 9/08 (2013.01); H02K 15/125 (2013.01); H02K 2203/09 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A heat exchange or drying device for an iron core, comprising:
a sprayer configured to introduce airflow,
wherein the sprayer is provided with spray holes, and the airflow is allowed to be sprayed to an end portion of the iron core through the spray holes, and
wherein the sprayer comprises an annular spray pipe matching with an annular shape of the iron core, the annular spray pipe is provided at the end portion of the iron core, and the spray holes are provided in a circumferential direction of the annular spray pipe.