JPS61105788U - - Google Patents
Info
- Publication number
- JPS61105788U JPS61105788U JP19058584U JP19058584U JPS61105788U JP S61105788 U JPS61105788 U JP S61105788U JP 19058584 U JP19058584 U JP 19058584U JP 19058584 U JP19058584 U JP 19058584U JP S61105788 U JPS61105788 U JP S61105788U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- pump casing
- impeller
- cascade
- path formed
- 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
- 239000012530 fluid Substances 0.000 claims description 2
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案実施例のブレシレスモータを内
蔵したカスケードポンプを示す縦断面図（第２図
―断面図）、第２図は第１図―線による
断面図、第３図は従来技術例のカスケードポンプ
Ａを示す横断面図、第４図は第３図―線によ
る断面図である。
１……ポンプケーシング、４……吸入管、５…
…吐出管、６……インペラ、８……翼部、１２…
…流路、１６……回転摺動部、１７……回転摺動
部、１８……内面、１９……内面、２２……流体
導入路。
Fig. 1 is a vertical sectional view (Fig. 2 - sectional view) showing a cascade pump incorporating a breathless motor according to an embodiment of the present invention, Fig. 2 is a sectional view taken along the line of Fig. 1, and Fig. 3 is a sectional view of a prior art example. FIG. 4 is a cross-sectional view showing the cascade pump A, and FIG. 4 is a cross-sectional view taken along the line of FIG. 3. 1...Pump casing, 4...Suction pipe, 5...
...Discharge pipe, 6... Impeller, 8... Wing section, 12...
...Flow path, 16...Rotating sliding part, 17... Rotating sliding part, 18...Inner surface, 19...Inner surface, 22...Fluid introduction path.
Claims (1)
、該ポンプケーシングの内部に回転可能に支持さ
れたインペラと、該インペラの翼部と前記ポンプ
ケーシングの内面との間に形成された流路と、イ
ンペラの両端面とポンプケーシングの内面との対
向部分に形成された回転摺動部と、を備えたカス
ケードポンプにおいて、前記回転摺動部のポンプ
ケーシング側内面に、前記流路の高圧部分から前
記インペラの回転中心近傍に向けて条溝による流
体導入路を設けたことを特徴とするカスケードポ
ンプ。 A pump casing having a suction pipe and a discharge pipe, an impeller rotatably supported inside the pump casing, a flow path formed between a wing portion of the impeller and an inner surface of the pump casing, and an impeller. A cascade pump comprising: a rotary sliding part formed at a portion facing both end faces of the pump casing and an inner surface of the pump casing; A cascade pump characterized by having a fluid introduction path formed by a groove toward the vicinity of the rotation center of the cascade pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19058584U JPS61105788U (en) | 1984-12-15 | 1984-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19058584U JPS61105788U (en) | 1984-12-15 | 1984-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61105788U true JPS61105788U (en) | 1986-07-04 |
Family
ID=30748036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19058584U Pending JPS61105788U (en) | 1984-12-15 | 1984-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61105788U (en) |
-
1984
- 1984-12-15 JP JP19058584U patent/JPS61105788U/ja active Pending