JPH0487975U - - Google Patents
Info
- Publication number
- JPH0487975U JPH0487975U JP40318790U JP40318790U JPH0487975U JP H0487975 U JPH0487975 U JP H0487975U JP 40318790 U JP40318790 U JP 40318790U JP 40318790 U JP40318790 U JP 40318790U JP H0487975 U JPH0487975 U JP H0487975U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- suction
- space
- negative pressure
- stages
- 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.)
- Withdrawn
Links
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Reciprocating Pumps (AREA)
Description
第１図は本考案の一実施例を示す構成図、第２
図は本考案にかかるオイルシールの構成を拡大し
て示す断面図である。
１……回転軸、２……ケーシング、３……ボー
ルベアリング、５……偏心カム部、６……吸入室
、７……吸入路、８……吸入口、９……絞り部、
１１……プランジヤ収容室、１２……プランジヤ
、１３……ばね、１４……第１オイルシール、１
５……第２オイルシール、１７……オイル空間、
１８……連通路、１９……吐出路、２１……吐出
室、２２……吐出口。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
The figure is an enlarged sectional view showing the structure of the oil seal according to the present invention. DESCRIPTION OF SYMBOLS 1... Rotating shaft, 2... Casing, 3... Ball bearing, 5... Eccentric cam part, 6... Suction chamber, 7... Suction path, 8... Suction port, 9... Throttle part,
11...Plunger housing chamber, 12...Plunger, 13...Spring, 14...First oil seal, 1
5...Second oil seal, 17...Oil space,
18...Communication path, 19...Discharge path, 21...Discharge chamber, 22...Discharge port.
Claims (1)
圧を発生させ、該吸入負圧により吸入路を介して
前記吸入室にオイルの吸引動作を行わせるように
したオイルポンプにおいて、 前記回転軸に沿つて２段にオイルシールを配設
すると共に、該２段のオイルシールの間に空間を
設け、当該空間に前記吸入路の上流側からオイル
を導入するようにしたことを特徴とするオイルポ
ンプ。[Claims for Utility Model Registration] Oil that generates suction negative pressure in a suction chamber by rotating a rotating shaft, and that the suction negative pressure causes oil to be sucked into the suction chamber through a suction path. In the pump, oil seals are arranged in two stages along the rotation axis, and a space is provided between the two stages of oil seals, and oil is introduced into the space from the upstream side of the suction passage. An oil pump characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40318790U JPH0487975U (en) | 1990-12-13 | 1990-12-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40318790U JPH0487975U (en) | 1990-12-13 | 1990-12-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0487975U true JPH0487975U (en) | 1992-07-30 |
Family
ID=31881001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP40318790U Withdrawn JPH0487975U (en) | 1990-12-13 | 1990-12-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0487975U (en) |
-
1990
- 1990-12-13 JP JP40318790U patent/JPH0487975U/ja not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 19950518 |