JPH0365893U - - Google Patents
Info
- Publication number
- JPH0365893U JPH0365893U JP12630689U JP12630689U JPH0365893U JP H0365893 U JPH0365893 U JP H0365893U JP 12630689 U JP12630689 U JP 12630689U JP 12630689 U JP12630689 U JP 12630689U JP H0365893 U JPH0365893 U JP H0365893U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- impeller
- peripheral surface
- annular groove
- ring
- 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
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案構造を備えた遠心ポンプの要部
縦断側面図、第２図は本考案構造におけるライナ
リングの要部断面拡大図である。
１……回転軸、２……羽根車、３……回転軸保
護スリーブ、４……ライナリング、７……環溝、
８……遊合リング。
FIG. 1 is a longitudinal sectional side view of a main part of a centrifugal pump having the structure of the present invention, and FIG. 2 is an enlarged sectional view of a main part of a liner ring in the structure of the present invention. 1... Rotating shaft, 2... Impeller, 3... Rotating shaft protection sleeve, 4... Liner ring, 7... Ring groove,
8...Play ring.
Claims (1)
軸保護スリーブ３を嵌着させ、該回転軸保護スリ
ーブ３の外周面と遊合するライナリング４の内周
面に環溝７を凹設し、該環溝７内に遊合リング８
を介在させたことを特徴とする、遠心ポンプにお
ける羽根車裏の圧力漏れ防止構造。 A rotating shaft protection sleeve 3 is fitted onto the outer periphery of the rotating shaft 1 on the back side of the impeller 2, and an annular groove 7 is recessed in the inner peripheral surface of a liner ring 4 that plays with the outer peripheral surface of the rotating shaft protective sleeve 3. , a loose ring 8 is disposed within the annular groove 7.
A structure for preventing pressure leakage behind an impeller in a centrifugal pump, characterized by the interposition of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12630689U JPH0740715Y2 (en) | 1989-10-28 | 1989-10-28 | Structure to prevent pressure leakage behind the impeller of a centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12630689U JPH0740715Y2 (en) | 1989-10-28 | 1989-10-28 | Structure to prevent pressure leakage behind the impeller of a centrifugal pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0365893U true JPH0365893U (en) | 1991-06-26 |
| JPH0740715Y2 JPH0740715Y2 (en) | 1995-09-20 |
Family
ID=31674122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12630689U Expired - Fee Related JPH0740715Y2 (en) | 1989-10-28 | 1989-10-28 | Structure to prevent pressure leakage behind the impeller of a centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0740715Y2 (en) |
-
1989
- 1989-10-28 JP JP12630689U patent/JPH0740715Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0740715Y2 (en) | 1995-09-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |