Title:
上部軸受構造体、立形回転電機、および立形回転電機システム
Document Type and Number:
Japanese Patent JP6773633
Kind Code:
B2
Abstract:
To improve cooling capability of an upper bearing structure of solid rotary electric machinery with simplified structure.SOLUTION: An upper bearing structure 100 comprises a thrust bearing 130, a journal bearing 140, an upper oil tank 105 storing the thrust bearing 130 and lubricating oil, a runner 110 fitted to a rotary shaft 11 to transmit an axial load to the thrust bearing 130, and a lubricating oil pump 200 driving the lubricating oil 108. The upper oil tank 105 has an oil tank radially inside cylinder 105b, an oil tank radially outside cylinder 105a, and an oil tank bottom plate 105c. The runner 110 has a runner upper disk part 111 and a runner cylinder part 112. The lubricating oil pump 200 has a lubricating oil pump rotation part 210 fitted to radially outside the runner cylinder part 112 and comprising a lubricating oil driving element, and a lubricating oil pump stationary part 220 arranged radially outside the lubricating oil pump rotation part 210.SELECTED DRAWING: Figure 2
Inventors:
Daisuke Yokoyama
Kenji Ikenaga
Kenji Ikenaga
Application Number:
JP2017240876A
Publication Date:
October 21, 2020
Filing Date:
December 15, 2017
Export Citation:
Assignee:
Toshiba Mitsubishi Electric Industrial Systems Co., Ltd.
International Classes:
F16C33/10; F16C17/02; F16C17/06; F16C37/00; F16N7/36; F16N9/02; F16N13/20; H02K5/167; H02K5/20; H02K9/19
Domestic Patent References:
| JP61106039A | ||||
| JP10246396A | ||||
| JP53153420U | ||||
| JP200092788A | ||||
| JP5563094A | ||||
| JP1189161A | ||||
| JP201270563A | ||||
| JP2000179444A |
Attorney, Agent or Firm:
Patent Business Corporation Sakura International Patent Office