JPH01144500U - - Google Patents
Info
- Publication number
- JPH01144500U JPH01144500U JP3966988U JP3966988U JPH01144500U JP H01144500 U JPH01144500 U JP H01144500U JP 3966988 U JP3966988 U JP 3966988U JP 3966988 U JP3966988 U JP 3966988U JP H01144500 U JPH01144500 U JP H01144500U
- Authority
- JP
- Japan
- Prior art keywords
- main shaft
- support structure
- bearing member
- shaft support
- pump
- 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
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
Landscapes
- Sliding-Contact Bearings (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は第１図の―線に沿う断面図、第３図は潤
滑用溝を例示する部分断面図、第４図はスリーブ
の変形例を示す断面図、第５図は潤滑用溝の変形
例を示す部分断面図、第６図は従来例を示す断面
図である。
１……ケーシング、２……主軸、３，１０……
支持部、４，９……軸受部材、５……スリーブ、
６……筒状部、１１……溝。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a sectional view taken along line - in Fig. 1, Fig. 3 is a partial sectional view illustrating a lubricating groove, Fig. 4 is a sectional view showing a modification of the sleeve, and Fig. 5 is a modification of the lubrication groove. FIG. 6 is a sectional view showing a conventional example. 1...Casing, 2...Main shaft, 3, 10...
Support part, 4, 9...Bearing member, 5...Sleeve,
6...Cylindrical part, 11...Groove.
Claims (1)
よび主軸にそれぞれ設けられた超硬質材料製の軸
受部材及びスリーブを有する主軸支持構造におい
て、上記スリーブの内径側に嵌着するとともに、
一端部が上記軸受部材と軸方向に近接位置して上
記ケーシングに設けられた第２の軸受部材と摺接
する筒状部とを備え、かつこれら第２の軸受部材
及び筒状部は、上記軸受部材及びスリーブにおけ
るよりも小さい摺接間隙を有して耐衝撃性材料か
ら形成されてなることを特徴とするポンプ用主軸
支持構造。 (2) 上記第２の軸受部材および筒状部が相互摺
接部の少なくともいずれか一方に形設された溝を
有してなる実用新案登録請求の範囲第１項記載の
ポンプ用主軸支持構造。[Scope of Claim for Utility Model Registration] (1) In a main shaft support structure having a bearing member and a sleeve made of an ultra-hard material that are rotatably fitted and provided on the casing and main shaft of a pump, respectively, Along with fitting,
a cylindrical portion having one end located close to the bearing member in the axial direction and slidingly contacting a second bearing member provided in the casing; A main shaft support structure for a pump, characterized in that the main shaft support structure for a pump is formed from an impact-resistant material and has a sliding gap smaller than that in the member and the sleeve. (2) The main shaft support structure for a pump according to claim 1, wherein the second bearing member and the cylindrical portion have a groove formed in at least one of the mutual sliding contact portions. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3966988U JPH01144500U (en) | 1988-03-28 | 1988-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3966988U JPH01144500U (en) | 1988-03-28 | 1988-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01144500U true JPH01144500U (en) | 1989-10-04 |
Family
ID=31266165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3966988U Pending JPH01144500U (en) | 1988-03-28 | 1988-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01144500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014031732A (en) * | 2012-08-01 | 2014-02-20 | Kawamoto Pump Mfg Co Ltd | Pump |
-
1988
- 1988-03-28 JP JP3966988U patent/JPH01144500U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014031732A (en) * | 2012-08-01 | 2014-02-20 | Kawamoto Pump Mfg Co Ltd | Pump |