JPS6336692U - - Google Patents
Info
- Publication number
- JPS6336692U JPS6336692U JP1986129548U JP12954886U JPS6336692U JP S6336692 U JPS6336692 U JP S6336692U JP 1986129548 U JP1986129548 U JP 1986129548U JP 12954886 U JP12954886 U JP 12954886U JP S6336692 U JPS6336692 U JP S6336692U
- Authority
- JP
- Japan
- Prior art keywords
- intermediate chamber
- shaft seal
- shaft
- sets
- throttling mechanisms
- 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 6
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Hydraulic Turbines (AREA)
Description
第１図は本考案の一実施例を示す軸封装置の要
部断面図、第２図は第１図の軸封装置の圧力分布
線図、第３図は従来の軸封装置の一例を示す要部
断面図、第４図ａ，ｂは従来の軸封装置の他の例
を示す断面図と圧力分布線図である。
４……回転軸、５……軸封部のケーシング、９
……ブローオフ配管、８，１２……絞り機構、１
１……中間室、１３……羽根車、Ａ……ポンプ内
側、Ｃ……外気部。
Fig. 1 is a cross-sectional view of a main part of a shaft sealing device showing an embodiment of the present invention, Fig. 2 is a pressure distribution diagram of the shaft sealing device shown in Fig. 1, and Fig. 3 is an example of a conventional shaft sealing device. 4A and 4B are a cross-sectional view and a pressure distribution diagram showing another example of a conventional shaft sealing device. 4...Rotating shaft, 5...Casing of shaft sealing part, 9
...Blow-off piping, 8, 12... Throttle mechanism, 1
1... Intermediate chamber, 13... Impeller, A... Pump inside, C... Outside air section.
Claims (1)
絞り機構の間に中間室を設け、該中間室にドレン
受けなどの排水部へ導かれたブローオフ配管を取
付け、これによつて該中間室の圧力を低減させる
ようにした、軸封装置において、上記中間室内に
、軸封部の外気側を吸込口とする羽根車を該部の
回転軸に固定して取付けたことを特徴とするポン
プ等の軸封装置。 Two sets of throttling mechanisms are provided in the shaft seal, an intermediate chamber is provided between these two sets of throttling mechanisms, and a blow-off piping led to a drainage section such as a drain receiver is attached to the intermediate chamber. A shaft seal device configured to reduce the pressure in an intermediate chamber, characterized in that an impeller whose suction port is on the outside air side of the shaft seal portion is fixedly attached to the rotating shaft of the portion in the intermediate chamber. shaft sealing device for pumps, etc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986129548U JPS6336692U (en) | 1986-08-27 | 1986-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986129548U JPS6336692U (en) | 1986-08-27 | 1986-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6336692U true JPS6336692U (en) | 1988-03-09 |
Family
ID=31026214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986129548U Pending JPS6336692U (en) | 1986-08-27 | 1986-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6336692U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5556234U (en) * | 1978-10-11 | 1980-04-16 |
-
1986
- 1986-08-27 JP JP1986129548U patent/JPS6336692U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5556234U (en) * | 1978-10-11 | 1980-04-16 |