JPH0323691U - - Google Patents
Info
- Publication number
- JPH0323691U JPH0323691U JP8357689U JP8357689U JPH0323691U JP H0323691 U JPH0323691 U JP H0323691U JP 8357689 U JP8357689 U JP 8357689U JP 8357689 U JP8357689 U JP 8357689U JP H0323691 U JPH0323691 U JP H0323691U
- Authority
- JP
- Japan
- Prior art keywords
- main shaft
- peripheral surface
- bearing
- minute gap
- sleeve fitted
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 description 3
Landscapes
- Sliding-Contact Bearings (AREA)
Description
第1図は本考案の一実施例に係るセラミツクス
水中軸受断面図、第2図は本考案の他の実施例に
係るセラミツクス水中軸受の断面図、第3図は従
来のセラミツクス水中軸受の断面図である。
1……主軸、3……軸スリーブ、4……軸受材
、7……軸受箱、15,16……砂止め、B……
外周面、C……突起部、S1,S2……間隙。
FIG. 1 is a cross-sectional view of a ceramic underwater bearing according to one embodiment of the present invention, FIG. 2 is a cross-sectional view of a ceramic underwater bearing according to another embodiment of the present invention, and FIG. 3 is a cross-sectional view of a conventional ceramic underwater bearing. It is. 1...Main shaft, 3...Shaft sleeve, 4...Bearing material, 7...Bearing box, 15, 16...Sand stopper, B...
Outer peripheral surface, C... protrusion, S 1 , S 2 ... gap.
Claims (1)
たは片側に配設され、外周面がテーパ状をなし先
端が主軸または該主軸に嵌着された軸スリーブと
の間に微小な間隙を保持し内周面に主軸または該
主軸に嵌着された軸スリーブとの間に微小な間隙
を保持して半径方向の突起が形成された静止形の
砂止めを備えたことを特徴とする水中軸受。 It is installed on the inlet and outlet sides or one side of the bearing box that holds the bearing material, and has a tapered outer peripheral surface and a tip that maintains a minute gap between the main shaft or the shaft sleeve fitted to the main shaft. 1. An underwater bearing comprising a stationary sand stopper having a radial protrusion formed on its peripheral surface to maintain a minute gap between the main shaft or a shaft sleeve fitted to the main shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8357689U JPH0323691U (en) | 1989-07-18 | 1989-07-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8357689U JPH0323691U (en) | 1989-07-18 | 1989-07-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0323691U true JPH0323691U (en) | 1991-03-12 |
Family
ID=31631361
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8357689U Pending JPH0323691U (en) | 1989-07-18 | 1989-07-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0323691U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003343474A (en) * | 2002-05-29 | 2003-12-03 | Hitachi Industries Co Ltd | Bearing device and vertical shaft pump having this device |
-
1989
- 1989-07-18 JP JP8357689U patent/JPH0323691U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003343474A (en) * | 2002-05-29 | 2003-12-03 | Hitachi Industries Co Ltd | Bearing device and vertical shaft pump having this device |