JPH0243495U - - Google Patents
Info
- Publication number
- JPH0243495U JPH0243495U JP8451688U JP8451688U JPH0243495U JP H0243495 U JPH0243495 U JP H0243495U JP 8451688 U JP8451688 U JP 8451688U JP 8451688 U JP8451688 U JP 8451688U JP H0243495 U JPH0243495 U JP H0243495U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- rotating body
- fixed
- bearing
- fluid machine
- 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
- 238000013016 damping Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 2
- 239000010687 lubricating oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Rotary Pumps (AREA)
Description
第１図は本考案の一実施例の縦断面図、第２図
は本考案の実施例による軸共振の対策効果を示す
線図、第３図、第４図、第５図は本考案のそれぞ
れ別の実施例の縦断面、第６図は第５図に示す実
施例の振動低減効果を示す線図、第７図は第５図
に示す実施例の原理の説明図、第８図は第５図に
示す実施例のｄ／Ｄに対する固有振動数の線図、
第９図は従来の圧縮機の縦断面図である。
２……旋回スクロール、４……電動モータ、４
ａ……モータステータ、４ｂ……ロータ、５……
シヤフト、５ａ……細径部、５ｂ……軸部、５ｃ
……軸先端、５ｄ……筒、８……ハウジング（匡
体）、５６……ダンピング軸受、５６Ｃ……すき
ま、５６Ｌ……幅、５６Ｋ……支持部材、６０…
…端板、７０……支柱、７１……上部軸受、７２
……下部軸受、８１……油だまり。
Fig. 1 is a longitudinal sectional view of an embodiment of the present invention, Fig. 2 is a diagram showing the effect of countermeasures against shaft resonance according to the embodiment of the present invention, and Figs. 3, 4, and 5 are diagrams of the embodiment of the present invention. 6 is a diagram showing the vibration reduction effect of the embodiment shown in FIG. 5, FIG. 7 is an explanatory diagram of the principle of the embodiment shown in FIG. 5, and FIG. A diagram of the natural frequency versus d/D of the embodiment shown in FIG.
FIG. 9 is a longitudinal sectional view of a conventional compressor. 2...Orbiting scroll, 4...Electric motor, 4
a...Motor stator, 4b...Rotor, 5...
Shaft, 5a...Small diameter part, 5b...Shaft part, 5c
...Shaft tip, 5d...Cylinder, 8...Housing (casing), 56...Damping bearing, 56C...Gap, 56L...Width, 56K...Support member, 60...
... End plate, 70 ... Support column, 71 ... Upper bearing, 72
...Lower bearing, 81...Oil pool.
Claims (1)
素である回転体を固着し、他端側に振動源となる
負荷要素を連結し、これらを匡体内に内蔵してな
る流体機械において、 前記軸の駆動要素である回転体が固着される側
の先端部を遊合嵌合によつて支承するダンピング
軸受と同軸受と前記軸との遊合隙間を満たす潤滑
油とを具備してなることを特徴とする流体機械。[Claims for Utility Model Registration] A rotating body, which is a driving element, is fixed to one end of a shaft supported by a plurality of bearings, a load element, which is a vibration source, is connected to the other end, and these are placed inside a casing. In a built-in fluid machine, a damping bearing that supports the end portion of the shaft on which the rotating body, which is a driving element, is fixed, by loose fitting, fills the play gap between the bearing and the shaft. A fluid machine characterized by comprising a lubricating oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8451688U JPH0243495U (en) | 1988-05-06 | 1988-06-28 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5937988 | 1988-05-06 | ||
| JP8451688U JPH0243495U (en) | 1988-05-06 | 1988-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0243495U true JPH0243495U (en) | 1990-03-26 |
Family
ID=31718216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8451688U Pending JPH0243495U (en) | 1988-05-06 | 1988-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0243495U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6140482A (en) * | 1984-07-31 | 1986-02-26 | Toshiba Corp | Scroll type compressor |
-
1988
- 1988-06-28 JP JP8451688U patent/JPH0243495U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6140482A (en) * | 1984-07-31 | 1986-02-26 | Toshiba Corp | Scroll type compressor |
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