JPS62111994U - - Google Patents
Info
- Publication number
- JPS62111994U JPS62111994U JP37386U JP37386U JPS62111994U JP S62111994 U JPS62111994 U JP S62111994U JP 37386 U JP37386 U JP 37386U JP 37386 U JP37386 U JP 37386U JP S62111994 U JPS62111994 U JP S62111994U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- impeller
- mechanical seal
- discharge hole
- pump chamber
- 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 2
- 230000013011 mating Effects 0.000 description 1
Landscapes
- Mechanical Sealing (AREA)
Description
第１図は本考案の一実施例に係るポンプの要部
断面図、第２図はその一部拡大図である。
１……ポンプハウジング、２……吸入孔、３…
…吐出孔、４……ポンプ室、５……インペラ、６
……シヤフト、７……メカニカルシール、８……
メイテイングリング、１０……シールリング、１
３，１５……流路、１４……環状溝。
FIG. 1 is a sectional view of a main part of a pump according to an embodiment of the present invention, and FIG. 2 is a partially enlarged view thereof. 1...Pump housing, 2...Suction hole, 3...
...Discharge hole, 4...Pump chamber, 5...Impeller, 6
...Shaft, 7...Mechanical seal, 8...
Mating ring, 10... Seal ring, 1
3, 15...channel, 14...annular groove.
Claims (1)
ラを取り付け、該インペラを吸入孔および吐出孔
に連なるポンプ室内に配し、かつ該ポンプ室をメ
カニカルシールによつて大気と仕切つたポンプに
おいて、前記ハウジングの吐出孔近傍から前記メ
カニカルシールの摺動部へかけて圧力差により送
給流体の一部を流す流体経路を設けたことを特徴
とするポンプ。 In a pump in which an impeller is attached to the inner end of a shaft inserted into the housing, the impeller is arranged in a pump chamber connected to a suction hole and a discharge hole, and the pump chamber is separated from the atmosphere by a mechanical seal, 1. A pump characterized in that a fluid path is provided in which a part of the supplied fluid flows from the vicinity of the discharge hole to the sliding part of the mechanical seal due to a pressure difference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP37386U JPS62111994U (en) | 1986-01-08 | 1986-01-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP37386U JPS62111994U (en) | 1986-01-08 | 1986-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62111994U true JPS62111994U (en) | 1987-07-16 |
Family
ID=30777288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP37386U Pending JPS62111994U (en) | 1986-01-08 | 1986-01-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62111994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008038938A (en) * | 2006-08-02 | 2008-02-21 | Nippon Pillar Packing Co Ltd | Static pressure type noncontact gas seal |
| WO2021125197A1 (en) | 2019-12-16 | 2021-06-24 | 株式会社荏原製作所 | Pump and rotary baffle plate |
-
1986
- 1986-01-08 JP JP37386U patent/JPS62111994U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008038938A (en) * | 2006-08-02 | 2008-02-21 | Nippon Pillar Packing Co Ltd | Static pressure type noncontact gas seal |
| WO2021125197A1 (en) | 2019-12-16 | 2021-06-24 | 株式会社荏原製作所 | Pump and rotary baffle plate |