JPS61179460U - - Google Patents
Info
- Publication number
- JPS61179460U JPS61179460U JP6185985U JP6185985U JPS61179460U JP S61179460 U JPS61179460 U JP S61179460U JP 6185985 U JP6185985 U JP 6185985U JP 6185985 U JP6185985 U JP 6185985U JP S61179460 U JPS61179460 U JP S61179460U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- shaft
- shielding plate
- fluid machine
- draining device
- 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
- 239000012530 fluid Substances 0.000 claims 4
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Description
第１図は従来のねじシールの一般的形状を示す
断面図、第２図はらせん溝の一部を展開した図、
第３図は本考案の実施例を示す断面図、第４図は
第３図の実施例のうち本考案部分を拡大した詳細
図、第５図は遮へい板の別の実施例を示す断面図
、第６図は第３図の実施例のらせん溝及び遮へい
板の一部を展開した図である。
１１…ロータ、１２…軸、１３…軸受、１４…
軸受、２４…ねじシール、２５…遮へい板。
Figure 1 is a cross-sectional view showing the general shape of a conventional threaded seal, Figure 2 is an expanded view of a part of the helical groove,
Fig. 3 is a sectional view showing an embodiment of the present invention, Fig. 4 is a detailed enlarged view of the inventive part of the embodiment shown in Fig. 3, and Fig. 5 is a sectional view showing another embodiment of the shielding plate. , FIG. 6 is a partially developed view of the spiral groove and shielding plate of the embodiment of FIG. 3. 11... Rotor, 12... Shaft, 13... Bearing, 14...
Bearing, 24...screw seal, 25...shielding plate.
Claims (1)
式軸受と、作動流体の漏えいを防止する非接触式
軸封装置とを有するオイルフリー流体機械におい
て、らせん溝の軸受側の端部をふさいだねじシー
ルを用いたことを特徴とする油切り装置。 ２ ねじシールの溝をふさぐ遮へい板と、らせん
溝を有するねじ部とを互いに分割し、遮へい板を
軸に直角方向に可動とした実用新案登録請求の範
囲第１項記載のオイルフリー流体機械の油切り装
置。 ３ 実用新案登録請求の範囲第２項記載の遮へい
板において、軸に面した部分に、コーテイングを
施したことを特徴とするオイルフリー流体機械の
油切り装置。[Claims for Utility Model Registration] 1. In an oil-free fluid machine that has a shaft connected to a rotor, an oil-filled bearing that supports the shaft, and a non-contact shaft seal device that prevents leakage of working fluid, An oil draining device characterized by using a screw seal that closes off the end on the bearing side. 2. An oil-free fluid machine according to claim 1, in which a shielding plate that closes the groove of a screw seal and a threaded portion having a spiral groove are separated from each other, and the shielding plate is movable in a direction perpendicular to an axis. Oil draining device. 3. An oil draining device for an oil-free fluid machine, characterized in that, in the shielding plate according to claim 2 of the utility model registration, a coating is applied to the portion facing the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6185985U JPS61179460U (en) | 1985-04-26 | 1985-04-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6185985U JPS61179460U (en) | 1985-04-26 | 1985-04-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61179460U true JPS61179460U (en) | 1986-11-08 |
Family
ID=30590527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6185985U Pending JPS61179460U (en) | 1985-04-26 | 1985-04-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61179460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015136803A1 (en) * | 2014-03-10 | 2015-09-17 | 株式会社神戸製鋼所 | Oil-free screw compressor |
-
1985
- 1985-04-26 JP JP6185985U patent/JPS61179460U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015136803A1 (en) * | 2014-03-10 | 2015-09-17 | 株式会社神戸製鋼所 | Oil-free screw compressor |
| JP2015169177A (en) * | 2014-03-10 | 2015-09-28 | 株式会社神戸製鋼所 | oil-free screw compressor |
| TWI579463B (en) * | 2014-03-10 | 2017-04-21 | 神戶製鋼所股份有限公司 | Oil free screw compressor |
| US10138889B2 (en) | 2014-03-10 | 2018-11-27 | Kobe Steel, Ltd. | Oil-free screw compressor |
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