JPH0426047U - - Google Patents
Info
- Publication number
- JPH0426047U JPH0426047U JP6634490U JP6634490U JPH0426047U JP H0426047 U JPH0426047 U JP H0426047U JP 6634490 U JP6634490 U JP 6634490U JP 6634490 U JP6634490 U JP 6634490U JP H0426047 U JPH0426047 U JP H0426047U
- Authority
- JP
- Japan
- Prior art keywords
- sleeve
- bearing
- drive device
- oil damper
- centrifuge
- 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.)
- Granted
Links
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Centrifugal Separators (AREA)
Description
第１図は本考案になる駆動装置の一実施例を示
す断面図、第２図は第１図のＡ部拡大図、第３図
は第２図の変形例により示す第１図のＡ部拡大図
、第４図は回転室を含めた駆動装置全体の断面図
、第５図、第６図は従来構造になる軸受近傍の拡
大図である。
図において、１は回転軸、３はシヤフトケース
、４は軸受、５はオイルダンパ、６はスリーブ、
１０はパツキン、１２は駆動軸、１４は空げき、
１５は環状溝、１６はリツプシール、１８は回転
室、１９はロータ、２０は試料、２２は真空ポン
プ、２４はオイルポンプ、２５はＯリング、２６
は空間、２７は駆動装置、２８は軸受室である。
1 is a sectional view showing an embodiment of the drive device according to the present invention, FIG. 2 is an enlarged view of section A in FIG. 1, and FIG. 3 is a section A in FIG. 1 showing a modification of FIG. 2. An enlarged view, FIG. 4 is a sectional view of the entire drive device including the rotating chamber, and FIGS. 5 and 6 are enlarged views of the vicinity of a bearing having a conventional structure. In the figure, 1 is a rotating shaft, 3 is a shaft case, 4 is a bearing, 5 is an oil damper, 6 is a sleeve,
10 is a packing, 12 is a drive shaft, 14 is a gap,
15 is an annular groove, 16 is a lip seal, 18 is a rotating chamber, 19 is a rotor, 20 is a sample, 22 is a vacuum pump, 24 is an oil pump, 25 is an O-ring, 26
2 is a space, 27 is a drive device, and 28 is a bearing chamber.
Claims (1)
前記ロータを駆動するための駆動装置と前記回転
室内及び前記駆動装置内を減圧するための真空ポ
ンプとから構成される遠心機において、前記駆動
装置が、駆動軸を支持する軸受と前記軸受外周に
設けられた筒状のスリーブと、さらにその外周に
設けられたオイルダンパと、前記スリーブ及び前
記オイルダンパを保持するシヤフトケースとから
成り、前記スリーブ端面と前記シヤフトケースの
間の空げきに前記軸受、スリーブ、オイルダンパ
の動きを拘束しないパツキンを設けたことを特長
とする遠心機の駆動装置。 A centrifuge comprising a rotation chamber for rotating a rotor containing a sample, a drive device for driving the rotor, and a vacuum pump for reducing pressure inside the rotation chamber and the drive device, the drive device is composed of a bearing that supports a drive shaft, a cylindrical sleeve provided on the outer periphery of the bearing, an oil damper further provided on the outer periphery, and a shaft case that holds the sleeve and the oil damper, and the sleeve A driving device for a centrifuge, characterized in that a gasket is provided in a gap between an end face and the shaft case so that the movement of the bearing, sleeve, and oil damper is not restricted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6634490U JP2508734Y2 (en) | 1990-06-22 | 1990-06-22 | Centrifuge drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6634490U JP2508734Y2 (en) | 1990-06-22 | 1990-06-22 | Centrifuge drive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0426047U true JPH0426047U (en) | 1992-03-02 |
| JP2508734Y2 JP2508734Y2 (en) | 1996-08-28 |
Family
ID=31598983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6634490U Expired - Fee Related JP2508734Y2 (en) | 1990-06-22 | 1990-06-22 | Centrifuge drive |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2508734Y2 (en) |
-
1990
- 1990-06-22 JP JP6634490U patent/JP2508734Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2508734Y2 (en) | 1996-08-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |