JPH0462391U - - Google Patents
Info
- Publication number
- JPH0462391U JPH0462391U JP10367590U JP10367590U JPH0462391U JP H0462391 U JPH0462391 U JP H0462391U JP 10367590 U JP10367590 U JP 10367590U JP 10367590 U JP10367590 U JP 10367590U JP H0462391 U JPH0462391 U JP H0462391U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- oil chamber
- motor shaft
- casing
- shaft
- 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
Description
第１図は本考案に係る水中モータポンプの一実
施例を示す要部断面図、第２図は従来の水中モー
タポンプの断面図、第３図は同じく従来の水中モ
ータポンプに組み込まれたメカニカルシールの断
面図である。
１……電動機フレーム、２……電動機軸、６…
…ポンプヘツドのケーシング、７……インペラー
、９……油室、９１……第１のカセツトケース、
９２……第２のカセツトケース、９３……スリー
ブ、１０……メカニカルシール。
Fig. 1 is a sectional view of essential parts showing an embodiment of the submersible motor pump according to the present invention, Fig. 2 is a sectional view of a conventional submersible motor pump, and Fig. 3 is a mechanical part incorporated in the conventional submersible motor pump. FIG. 3 is a cross-sectional view of the seal. 1...Motor frame, 2...Motor shaft, 6...
... Pump head casing, 7... Impeller, 9... Oil chamber, 91... First cassette case,
92...Second cassette case, 93...Sleeve, 10...Mechanical seal.
Claims (1)
ーを、電動機フレーム内から挿通された電動機軸
の先端部に連結して回転駆動させるとともに、前
記ポンプヘツドのケーシングと電動機フレームと
の間の電動機軸の軸周に油室を形成するとともに
、この油室内に前記電動機軸の軸周を軸封するメ
カニカルシールを配設した水中モータポンプにお
いて、前記油室とメカニカルシールを一体化構造
にしたことを特徴とする水中モータポンプ。 An impeller provided inside the casing of the pump head is connected to the tip of the motor shaft inserted from inside the motor frame to drive it to rotate, and an oil chamber is provided around the shaft of the motor shaft between the casing of the pump head and the motor frame. and a mechanical seal disposed in the oil chamber to seal the periphery of the motor shaft, the submersible motor pump characterized in that the oil chamber and the mechanical seal have an integrated structure. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10367590U JPH0462391U (en) | 1990-10-02 | 1990-10-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10367590U JPH0462391U (en) | 1990-10-02 | 1990-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0462391U true JPH0462391U (en) | 1992-05-28 |
Family
ID=31848640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10367590U Pending JPH0462391U (en) | 1990-10-02 | 1990-10-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0462391U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001173593A (en) * | 1999-12-22 | 2001-06-26 | Tsurumi Mfg Co Ltd | Shaft seal unit for electromotive pump |
| JP2001173592A (en) * | 1999-12-22 | 2001-06-26 | Tsurumi Mfg Co Ltd | Electromotive pump |
| JP2001221190A (en) * | 2000-02-07 | 2001-08-17 | Tsurumi Mfg Co Ltd | Shaft seal unit for electrically driven pump |
| JP4644406B2 (en) * | 1999-10-04 | 2011-03-02 | ローレンス ポンプ インコーポレイテッド | Underwater motor with shaft seal |
| JP2014001644A (en) * | 2012-06-15 | 2014-01-09 | Kawamoto Pump Mfg Co Ltd | Pump shaft sealing device |
| JPWO2019181671A1 (en) * | 2018-03-23 | 2021-03-25 | イーグル工業株式会社 | mechanical seal |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54117907A (en) * | 1978-03-07 | 1979-09-13 | Akira Washida | Underwater machine |
| JPS62182499A (en) * | 1985-11-08 | 1987-08-10 | イ−ジ−・アンド・ジ−・セアロル | Turbo-pump sealing device |
| JPH027392B2 (en) * | 1984-06-06 | 1990-02-16 | Mitsubishi Electric Corp |
-
1990
- 1990-10-02 JP JP10367590U patent/JPH0462391U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54117907A (en) * | 1978-03-07 | 1979-09-13 | Akira Washida | Underwater machine |
| JPH027392B2 (en) * | 1984-06-06 | 1990-02-16 | Mitsubishi Electric Corp | |
| JPS62182499A (en) * | 1985-11-08 | 1987-08-10 | イ−ジ−・アンド・ジ−・セアロル | Turbo-pump sealing device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4644406B2 (en) * | 1999-10-04 | 2011-03-02 | ローレンス ポンプ インコーポレイテッド | Underwater motor with shaft seal |
| JP2001173593A (en) * | 1999-12-22 | 2001-06-26 | Tsurumi Mfg Co Ltd | Shaft seal unit for electromotive pump |
| JP2001173592A (en) * | 1999-12-22 | 2001-06-26 | Tsurumi Mfg Co Ltd | Electromotive pump |
| JP2001221190A (en) * | 2000-02-07 | 2001-08-17 | Tsurumi Mfg Co Ltd | Shaft seal unit for electrically driven pump |
| JP4480836B2 (en) * | 2000-02-07 | 2010-06-16 | 株式会社鶴見製作所 | Shaft seal unit for electric pump |
| JP2014001644A (en) * | 2012-06-15 | 2014-01-09 | Kawamoto Pump Mfg Co Ltd | Pump shaft sealing device |
| JPWO2019181671A1 (en) * | 2018-03-23 | 2021-03-25 | イーグル工業株式会社 | mechanical seal |