JPH02107241U - - Google Patents
Info
- Publication number
- JPH02107241U JPH02107241U JP1601089U JP1601089U JPH02107241U JP H02107241 U JPH02107241 U JP H02107241U JP 1601089 U JP1601089 U JP 1601089U JP 1601089 U JP1601089 U JP 1601089U JP H02107241 U JPH02107241 U JP H02107241U
- Authority
- JP
- Japan
- Prior art keywords
- electric motor
- frame
- outside air
- shaft seal
- bearing
- 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.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000035515 penetration Effects 0.000 claims 1
- 238000001816 cooling Methods 0.000 description 1
Landscapes
- Motor Or Generator Frames (AREA)
- Motor Or Generator Cooling System (AREA)
Description
第1図はこの考案の一実施例による電動機の断
面図、第2図は第1図の内部軸封シール部の詳細
図、第3図は第2図の−線における断面図、
第4図は従来の電動機の断面図である。
図中、1は回転子、2は固定子、3はフレーム
、4は冷却風導入口、5は通風路、6は軸、7は
軸受、8は内部軸封シール、9は外部軸封シール
、11は通風管、12はボルトである。なお、図
中同一符号は同一又は相当部分を示す。
FIG. 1 is a sectional view of an electric motor according to an embodiment of the invention, FIG. 2 is a detailed view of the internal shaft seal portion of FIG. 1, and FIG. 3 is a sectional view taken along the line - in FIG. 2.
FIG. 4 is a sectional view of a conventional electric motor. In the figure, 1 is a rotor, 2 is a stator, 3 is a frame, 4 is a cooling air inlet, 5 is a ventilation passage, 6 is a shaft, 7 is a bearing, 8 is an internal shaft seal, 9 is an external shaft seal , 11 is a ventilation pipe, and 12 is a bolt. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
をオイル潤滑する電動機において、軸貫通部の内
部軸封シールに外気の一部を導入する通風管を接
続し、かつこの通風管の途中に圧力調整装置を備
えたことを特徴とする電動機。 In an electric motor that cools the frame by introducing outside air into the frame and lubricates the bearing with oil, a ventilation pipe that introduces a portion of the outside air is connected to the internal shaft seal of the shaft penetration part, and a pressure An electric motor characterized by being equipped with an adjustment device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1601089U JPH02107241U (en) | 1989-02-14 | 1989-02-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1601089U JPH02107241U (en) | 1989-02-14 | 1989-02-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02107241U true JPH02107241U (en) | 1990-08-27 |
Family
ID=31228565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1601089U Pending JPH02107241U (en) | 1989-02-14 | 1989-02-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02107241U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007523308A (en) * | 2004-02-23 | 2007-08-16 | アトラス コプコ エアーパワー,ナームローゼ フェンノートシャップ | Improved machine for bearing lubrication |
-
1989
- 1989-02-14 JP JP1601089U patent/JPH02107241U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007523308A (en) * | 2004-02-23 | 2007-08-16 | アトラス コプコ エアーパワー,ナームローゼ フェンノートシャップ | Improved machine for bearing lubrication |