JP6382913B2 - ラビリンスを備えた電動機 - Google Patents
ラビリンスを備えた電動機 Download PDFInfo
- Publication number
- JP6382913B2 JP6382913B2 JP2016223016A JP2016223016A JP6382913B2 JP 6382913 B2 JP6382913 B2 JP 6382913B2 JP 2016223016 A JP2016223016 A JP 2016223016A JP 2016223016 A JP2016223016 A JP 2016223016A JP 6382913 B2 JP6382913 B2 JP 6382913B2
- Authority
- JP
- Japan
- Prior art keywords
- electric motor
- openings
- axis
- opening
- labyrinth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004804 winding Methods 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000010926 purge Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
- H02K5/1732—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
- H02K7/083—Structural association with bearings radially supporting the rotary shaft at both ends of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Description
12 前方軸受
14 後方軸受
16 回転軸線
18 回転軸
20 回転子
22 固定子
24 固定子コア
26 前方ハウジング
28 前方カバー
30 後方ハウジング
32 支持環
34 後方カバー
36 エンコーダ
38 巻線
40 端子箱
42 ラビリンス部材
44 前面
46 第1の開口部
48 外側面
50 第2の開口部
Claims (4)
- 固定子と、
前記固定子に対して軸線回りに回転可能な回転軸を有する回転子と、
前記回転軸を回転可能に支持する前方軸受及び後方軸受と、
前記前方軸受より前記軸線について前方側にある前記回転軸の部分、及び、前記後方軸受より前記軸線について後方側にある前記回転軸の部分の一方又は双方に取り付けられるラビリンス部材と、を備える電動機であって、
前記ラビリンス部材は、前記電動機の内部に面する側とは軸方向反対側の端面に設けられた複数の第1の開口部と、前記ラビリンス部材の内部で前記第1の開口部に流体的に連通するとともに、前記ラビリンス部材の外側面に設けられた複数の第2の開口部とを有し、前記第1の開口部はタップ穴である、電動機。 - 前記第1の開口部は、前記軸線回りの周方向について等間隔で複数設けられ、前記第2の開口部は、前記軸線回りの周方向について等間隔で複数設けられる、請求項1に記載の電動機。
- 前記第1の開口部の個数と前記第2の開口部の個数は同数であり、前記第2の開口部は、前記第1の開口部と同じ周方向角度位置に設けられる、請求項1又は2に記載の電動機。
- 前記第2の開口部はキリ穴である、請求項1〜3のいずれか1項に記載の電動機。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016223016A JP6382913B2 (ja) | 2016-11-16 | 2016-11-16 | ラビリンスを備えた電動機 |
DE102017126202.4A DE102017126202B4 (de) | 2016-11-16 | 2017-11-09 | Mit einem labyrinth versehener elektromotor |
CN201721491253.9U CN207625367U (zh) | 2016-11-16 | 2017-11-10 | 电动机 |
US15/809,187 US10284049B2 (en) | 2016-11-16 | 2017-11-10 | Electric motor having labyrinth |
CN201711102510.XA CN108075593A (zh) | 2016-11-16 | 2017-11-10 | 电动机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016223016A JP6382913B2 (ja) | 2016-11-16 | 2016-11-16 | ラビリンスを備えた電動機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018082551A JP2018082551A (ja) | 2018-05-24 |
JP6382913B2 true JP6382913B2 (ja) | 2018-08-29 |
Family
ID=62026312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016223016A Expired - Fee Related JP6382913B2 (ja) | 2016-11-16 | 2016-11-16 | ラビリンスを備えた電動機 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10284049B2 (ja) |
JP (1) | JP6382913B2 (ja) |
CN (2) | CN108075593A (ja) |
DE (1) | DE102017126202B4 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6599961B2 (ja) * | 2017-11-20 | 2019-10-30 | ファナック株式会社 | 端子箱を備えた電動機及び工作機械 |
JP6708701B2 (ja) * | 2018-06-13 | 2020-06-10 | ファナック株式会社 | 騒音低減構造を備えたフリンジャ及び該フリンジャを備えた電動機 |
EP3767800A1 (en) | 2019-07-19 | 2021-01-20 | Mahle International GmbH | Electrical machine |
CN110926670B (zh) * | 2019-11-22 | 2021-08-20 | 华中科技大学 | 一种高转速立式加载测功机及其应用 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5392104U (ja) * | 1976-12-27 | 1978-07-27 | ||
JPS6381649U (ja) * | 1986-11-14 | 1988-05-30 | ||
JPS63105450U (ja) * | 1986-12-23 | 1988-07-08 | ||
US5538258A (en) * | 1995-02-22 | 1996-07-23 | Alliedsignal Inc. | Oil seal for a high speed rotating shaft |
KR100193583B1 (ko) | 1996-05-29 | 1999-06-15 | 이형도 | 이물질 비산방지를 위한 스핀들 모터의 공기 배출 유도장치 |
JP2005192363A (ja) | 2003-12-26 | 2005-07-14 | Matsushita Electric Ind Co Ltd | アウターロータ型モータ |
JP2010022115A (ja) | 2008-07-09 | 2010-01-28 | Mitsuba Corp | 電動モータ |
JP6140104B2 (ja) | 2014-05-22 | 2017-05-31 | ファナック株式会社 | エアパージ機能を有する電動機 |
JP6189890B2 (ja) * | 2015-03-25 | 2017-08-30 | ファナック株式会社 | 軸シールの損傷を抑制する構造を備えた送風機 |
JP6559503B2 (ja) * | 2015-08-26 | 2019-08-14 | 株式会社東芝 | 電動機 |
JP2018157715A (ja) * | 2017-03-21 | 2018-10-04 | ファナック株式会社 | 電動機 |
-
2016
- 2016-11-16 JP JP2016223016A patent/JP6382913B2/ja not_active Expired - Fee Related
-
2017
- 2017-11-09 DE DE102017126202.4A patent/DE102017126202B4/de active Active
- 2017-11-10 CN CN201711102510.XA patent/CN108075593A/zh active Pending
- 2017-11-10 US US15/809,187 patent/US10284049B2/en active Active
- 2017-11-10 CN CN201721491253.9U patent/CN207625367U/zh active Active
Also Published As
Publication number | Publication date |
---|---|
DE102017126202A1 (de) | 2018-05-17 |
DE102017126202B4 (de) | 2019-08-08 |
US20180138774A1 (en) | 2018-05-17 |
JP2018082551A (ja) | 2018-05-24 |
CN108075593A (zh) | 2018-05-25 |
CN207625367U (zh) | 2018-07-17 |
US10284049B2 (en) | 2019-05-07 |
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