JPS644895U - - Google Patents
Info
- Publication number
- JPS644895U JPS644895U JP9743987U JP9743987U JPS644895U JP S644895 U JPS644895 U JP S644895U JP 9743987 U JP9743987 U JP 9743987U JP 9743987 U JP9743987 U JP 9743987U JP S644895 U JPS644895 U JP S644895U
- Authority
- JP
- Japan
- Prior art keywords
- impeller
- shaft
- side chamber
- casing
- gap
- 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
- 238000007789 sealing Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案の立軸型渦流ポンプの部分断面
図であり、第２図〜４図は従来の立軸型渦流ポン
プを示し、第２図は横断面図、第３図は縦断面図
、第４図は部分断面図である。
１，２０……ポンプ、５，２６……ケーシング
、６，２４……羽根車、８……軸封室、１０，２
２……反軸封側室、１１，２８……反軸封側室の
底面、Ｇ……隙間、Ｓ……砂。
FIG. 1 is a partial sectional view of the vertical shaft type vortex pump of the present invention, FIGS. 2 to 4 show a conventional vertical shaft type vortex pump, FIG. 2 is a cross-sectional view, and FIG. 3 is a vertical cross-sectional view. FIG. 4 is a partial sectional view. 1, 20... Pump, 5, 26... Casing, 6, 24... Impeller, 8... Shaft sealing chamber, 10, 2
2...Anti-shaft seal side chamber, 11, 28...Bottom of the anti-shaft seal side chamber, G...Gap, S...Sand.
Claims (1)
車を回転自在に支持し且つ収容するケーシングと
、前記羽根車上方に形成された軸封室と、前記羽
根車下方に形成された反軸封側室と、前記羽根車
の周縁部及び前記ケーシングによつて形成された
通水路とを備える立軸型渦流ポンプにおいて、前
記反軸封側室の底面と前記羽根車の先端部との間
の隙間の寸法を羽根車先端部の回転部材の外径部
と前記反軸封側室の内側面との間の隙間の寸法よ
りも小さくした事を特徴とする立軸型渦流ポンプ
。 An impeller attached to a driving main shaft, a casing that rotatably supports and houses the impeller, a shaft sealing chamber formed above the impeller, and an anti-shaft seal formed below the impeller. In a vertical shaft type vortex pump comprising a side chamber and a passageway formed by the peripheral edge of the impeller and the casing, the size of the gap between the bottom surface of the anti-shaft sealed side chamber and the tip of the impeller. A vertical shaft type vortex pump characterized in that: is smaller than the dimension of the gap between the outer diameter of the rotating member at the tip of the impeller and the inner surface of the non-shaft sealing side chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9743987U JPS644895U (en) | 1987-06-26 | 1987-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9743987U JPS644895U (en) | 1987-06-26 | 1987-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS644895U true JPS644895U (en) | 1989-01-12 |
Family
ID=31322909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9743987U Pending JPS644895U (en) | 1987-06-26 | 1987-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS644895U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4531061Y1 (en) * | 1966-12-02 | 1970-11-28 | ||
| JPS5810590A (en) * | 1981-07-01 | 1983-01-21 | イ−ストマン・コダツク・カンパニ− | Benzotelluropyrylium diketonate compound |
-
1987
- 1987-06-26 JP JP9743987U patent/JPS644895U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4531061Y1 (en) * | 1966-12-02 | 1970-11-28 | ||
| JPS5810590A (en) * | 1981-07-01 | 1983-01-21 | イ−ストマン・コダツク・カンパニ− | Benzotelluropyrylium diketonate compound |