JPS61116185U - - Google Patents
Info
- Publication number
- JPS61116185U JPS61116185U JP4385U JP4385U JPS61116185U JP S61116185 U JPS61116185 U JP S61116185U JP 4385 U JP4385 U JP 4385U JP 4385 U JP4385 U JP 4385U JP S61116185 U JPS61116185 U JP S61116185U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- rotor shaft
- oil seal
- gear
- roots 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
- 238000005461 lubrication Methods 0.000 claims description 2
- 230000001050 lubricating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Supercharger (AREA)
Description
第１図Ａ，Ｂは本考案の一実施例としてのルー
ツポンプのオイルシール潤滑装置を示す図であつ
て、Ａは長手方向断面、Ｂは横断面を示すもの、
第２図Ａ，Ｂは従来形の装置を示す図であつて、
Ａは長手方向断面、Ｂは横断面を示すものである
。
１…オイルシール部、２…ギヤ室、３…ロータ
室、５１，５２…ギヤ、６１，６２…オイル供給
穴、７１…ベアリング部、８１（Ｌ），８２（Ｌ
）…オイル用空間、Ｌ…オイル、Ｕ…上方部、Ｄ
…下方部。
1A and 1B are diagrams showing an oil seal lubrication device for a Roots pump as an embodiment of the present invention, in which A shows a longitudinal section, B shows a cross section,
FIGS. 2A and 2B are diagrams showing a conventional device, and
A shows a longitudinal section, and B shows a cross section. DESCRIPTION OF SYMBOLS 1... Oil seal part, 2... Gear chamber, 3... Rotor chamber, 51, 52... Gear, 61, 62... Oil supply hole, 71... Bearing part, 81 (L), 82 (L)
)...Space for oil, L...Oil, U...Upper part, D
...lower part.
Claims (1)
設けられ、ギヤ室にはギヤとベアリングを潤滑す
るためのオイルが封入され歯面でオイルをかき上
げ得るようにされるとともに該オイルの漏洩を防
止するためのオイルシールが設けられ、ベアリン
グのハブ部に、オイルシール部にオイルを充填す
るためのオイル供給穴がロータシヤフト中心軸よ
り上方にのみ設けられていることを特徴とするル
ーツポンプのオイルシール潤滑装置。 A gear chamber is provided at the end of the rotor shaft of the Roots pump, and oil for lubricating the gear and bearings is sealed in the gear chamber so that the oil can be scraped up by the tooth surfaces and the oil is prevented from leaking. An oil seal for a Roots pump, characterized in that an oil seal is provided in the hub portion of the bearing, and an oil supply hole for filling the oil seal portion with oil is provided only above the center axis of the rotor shaft. Lubrication device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4385U JPS61116185U (en) | 1985-01-07 | 1985-01-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4385U JPS61116185U (en) | 1985-01-07 | 1985-01-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61116185U true JPS61116185U (en) | 1986-07-22 |
Family
ID=30471571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4385U Pending JPS61116185U (en) | 1985-01-07 | 1985-01-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61116185U (en) |
-
1985
- 1985-01-07 JP JP4385U patent/JPS61116185U/ja active Pending
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