JPH046589U - - Google Patents
Info
- Publication number
- JPH046589U JPH046589U JP4577790U JP4577790U JPH046589U JP H046589 U JPH046589 U JP H046589U JP 4577790 U JP4577790 U JP 4577790U JP 4577790 U JP4577790 U JP 4577790U JP H046589 U JPH046589 U JP H046589U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- electric motor
- pump unit
- seal member
- oil immersion
- 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
- 238000007654 immersion Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims 1
Landscapes
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Rotary Pumps (AREA)
Description
第１図は本考案に係る電動機に設けられた排出
シール機構の断面正面図、第２図は本考案に係る
電動機に設けられた空気抜き装置の構造を示す断
面正面図、第３図は本考案に係るポンプユニツト
の断面正面図、第４図は第３図のポンプユニツト
の要部を示す断面正面図、第５図は第３図のポン
プユニツトの平面図、第６図は本考案に係る油圧
ユニツトの断面正面図である。
５……ポンプユニツト（油浸型ポンプユニツト
）、１１……電動機、１２……ポンプ、２５……
シヤフト、２９……排出シール機構、６２……シ
ール部材、６４……ネジ溝、Ｈ……圧油（油）。
Fig. 1 is a cross-sectional front view of the discharge seal mechanism provided in the electric motor according to the present invention, Fig. 2 is a cross-sectional front view showing the structure of the air vent device provided in the electric motor according to the present invention, and Fig. 3 is the cross-sectional front view of the discharge seal mechanism provided in the electric motor according to the present invention. FIG. 4 is a cross-sectional front view showing essential parts of the pump unit shown in FIG. 3, FIG. 5 is a plan view of the pump unit shown in FIG. 3, and FIG. 6 is a front view of the pump unit according to the present invention. FIG. 3 is a sectional front view of the hydraulic unit. 5... Pump unit (oil immersion type pump unit), 11... Electric motor, 12... Pump, 25...
Shaft, 29...Discharge seal mechanism, 62...Seal member, 64...Thread groove, H...Pressure oil (oil).
Claims (1)
回転駆動するポンプとが一体的に取り付けられて
なる油浸型ポンプユニツトであつて、 前記電動機のシヤフトの前記ポンプと連結され
た側には、 前記シヤフトとの間を密封して外部からの油の
侵入を防止するためのシール部材が設けられ、 前記シール部材の軸方向内方には、前記シヤフ
トの回転方向に沿つて軸方向外方へ向かうネジ溝
が設けられてなる ことを特徴とする油浸型ポンプユニツト。[Claims for Utility Model Registration] An oil immersion pump unit including an electric motor and a pump connected to the shaft of the electric motor and driven to rotate, the oil immersion pump unit being connected to the pump of the shaft of the electric motor. A seal member for sealing the space between the shaft and the shaft to prevent oil from entering from the outside is provided on the side where the shaft is rotated, and a seal member is provided on the axially inner side of the seal member along the rotational direction of the shaft. An oil immersion pump unit characterized by being provided with a threaded groove extending axially outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4577790U JPH046589U (en) | 1990-04-27 | 1990-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4577790U JPH046589U (en) | 1990-04-27 | 1990-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH046589U true JPH046589U (en) | 1992-01-21 |
Family
ID=31560254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4577790U Pending JPH046589U (en) | 1990-04-27 | 1990-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH046589U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07310693A (en) * | 1994-05-17 | 1995-11-28 | Torao Inoue | Submergible motor pump and cabtire cable used therefor |
| JPH09112480A (en) * | 1995-10-12 | 1997-05-02 | Taiko Kikai Kogyo Kk | Electric motor-driven submerged pump |
| JP2018109415A (en) * | 2018-04-13 | 2018-07-12 | 株式会社鶴見製作所 | Submerged electric pump having oil return mechanism |
-
1990
- 1990-04-27 JP JP4577790U patent/JPH046589U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07310693A (en) * | 1994-05-17 | 1995-11-28 | Torao Inoue | Submergible motor pump and cabtire cable used therefor |
| JPH09112480A (en) * | 1995-10-12 | 1997-05-02 | Taiko Kikai Kogyo Kk | Electric motor-driven submerged pump |
| JP2018109415A (en) * | 2018-04-13 | 2018-07-12 | 株式会社鶴見製作所 | Submerged electric pump having oil return mechanism |