JPS60137191U - canned motor pump - Google Patents
canned motor pumpInfo
- Publication number
- JPS60137191U JPS60137191U JP19662884U JP19662884U JPS60137191U JP S60137191 U JPS60137191 U JP S60137191U JP 19662884 U JP19662884 U JP 19662884U JP 19662884 U JP19662884 U JP 19662884U JP S60137191 U JPS60137191 U JP S60137191U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- motor
- chamber
- rotor
- bearing
- 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.)
- Granted
Links
- 239000007788 liquid Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 3
- 240000000489 Agave utahensis Species 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のキャンドモータポンプにおける循環液の
圧力分布特性曲線図、第２図は本考案に係るキャンドモ
ータポンプの一実施例を示す要部断面側面部、第３図は
第２図に示すキャンドモータポンプにおける循環液の圧
力分布特性曲線図、第４図は第２図に示すキャンドモー
タポンプの取扱液の循環系内における圧力分布特性曲線
図、第５図は従来のキャンドモータポンプの要部断面側
面図、第６図は第５図に示すキャンドモータポンプの取
扱液の循環系内における圧力分布特性曲線図である。
１０・・・ポンプ部、１２・・・キャンドモータ部、１
４・・・アダプタ、１６・・・インペラ、１８・・・ポ
ンプ室、２０・・・吸込管部、２２・・・吐出管部、２
４・・・ロータ軸、２６Ｆ・・ステータ組立、２８・・
・ロータ組立、３０・・・前部ベアリング、３２・・・
後部ベアリング、３４・・・前部ロータ室、３６・・・
後部ロータ室、３８・・・補助ポンプ室、４０・・・補
助インペラ、４２・・・循環管、４４・・・ベアリング
支持部材、４６・・・通孔、４８・・・通液路、５０・
・・ベアリング支持部材、５２・・・通孔、５４・・・
外部導管、５６・・・軸貫通孔、５８・・・シールリン
グ。Fig. 1 is a pressure distribution characteristic curve of circulating fluid in a conventional canned motor pump, Fig. 2 is a cross-sectional side view of a main part showing an embodiment of the canned motor pump according to the present invention, and Fig. 3 is the same as Fig. 2. 4 is a pressure distribution characteristic curve diagram of the circulating fluid in the canned motor pump shown in FIG. 2. FIG. FIG. 6 is a cross-sectional side view of the main part, and is a pressure distribution characteristic curve diagram in the circulation system of the liquid handled by the canned motor pump shown in FIG. 5. 10... Pump section, 12... Canned motor section, 1
4... Adapter, 16... Impeller, 18... Pump chamber, 20... Suction pipe section, 22... Discharge pipe section, 2
4... Rotor shaft, 26F... Stator assembly, 28...
・Rotor assembly, 30...Front bearing, 32...
Rear bearing, 34...Front rotor chamber, 36...
Rear rotor chamber, 38... Auxiliary pump chamber, 40... Auxiliary impeller, 42... Circulation pipe, 44... Bearing support member, 46... Through hole, 48... Liquid passage, 50・
...Bearing support member, 52...Through hole, 54...
External conduit, 56... shaft through hole, 58... seal ring.
Claims (2)
ンプにおいて、モータ部の後部ベアリングの後面部に後
部ロータ室と連通ずる補助ポンプ室を設け、一方この補
助ポンプ室とポンプ部の吐出管とを連通ずる循環管を設
け、前記補助ポンプ室内に所定の吐出圧を有するポンプ
取扱液の一部を適宜後部ベアリングを介して後部モータ
ロータ室内へさらに昇圧して案内する補助インペラをロ
ータ軸に軸着して設け、さらにモータ部の前記ベアリン
グの前面部に前部ロータ室とポンプ部の吐出側とを連通
し後部ロータ室からロータ・ステータ間を介して前部ロ
ータ室に案内されたポンプ取扱液の一部を適宜前部ベア
リングを介してポンプ部の吐出側に環流させる通液路を
設けることを特徴とするキャンドモータポンプ。(1) In a cow Yant motor pump consisting of a pump part and a motor part, an auxiliary pump chamber is provided at the rear surface of the rear bearing of the motor part and communicates with the rear rotor chamber, and the auxiliary pump chamber and the discharge pipe of the pump part are An auxiliary impeller is attached to the rotor shaft to further increase the pressure of a part of the pump liquid having a predetermined discharge pressure in the auxiliary pump chamber and guide it into the rear motor rotor chamber via a rear bearing. Further, the front rotor chamber and the discharge side of the pump section are connected to the front surface of the bearing of the motor section, and the pump handling liquid is guided from the rear rotor chamber to the front rotor chamber via the rotor-stator space. A canned motor pump characterized in that a liquid passage is provided for circulating a part of the liquid to the discharge side of the pump section via a front bearing as appropriate.
ータポンプにおいて、ポンプ部とモータ部とはアダプタ
を介して接続し、このアダプタにポンプ部の吐出側に連
通ずる通液路を設けてなるキャンドモータポンプ。(2) Utility Model Registration Scope of Claims In the canned motor pump according to claim 1, the pump part and the motor part are connected via an adapter, and the adapter is provided with a fluid passage communicating with the discharge side of the pump part. A canned motor pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19662884U JPS60137191U (en) | 1984-12-28 | 1984-12-28 | canned motor pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19662884U JPS60137191U (en) | 1984-12-28 | 1984-12-28 | canned motor pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60137191U true JPS60137191U (en) | 1985-09-11 |
| JPS6215516Y2 JPS6215516Y2 (en) | 1987-04-20 |
Family
ID=30754451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19662884U Granted JPS60137191U (en) | 1984-12-28 | 1984-12-28 | canned motor pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60137191U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4937922A (en) * | 1972-08-16 | 1974-04-09 | ||
| JPS519922A (en) * | 1974-07-12 | 1976-01-27 | Matsushita Electric Industrial Co Ltd | Purinta |
-
1984
- 1984-12-28 JP JP19662884U patent/JPS60137191U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4937922A (en) * | 1972-08-16 | 1974-04-09 | ||
| JPS519922A (en) * | 1974-07-12 | 1976-01-27 | Matsushita Electric Industrial Co Ltd | Purinta |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6215516Y2 (en) | 1987-04-20 |
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