JPH0414769U - - Google Patents
Info
- Publication number
- JPH0414769U JPH0414769U JP1990054888U JP5488890U JPH0414769U JP H0414769 U JPH0414769 U JP H0414769U JP 1990054888 U JP1990054888 U JP 1990054888U JP 5488890 U JP5488890 U JP 5488890U JP H0414769 U JPH0414769 U JP H0414769U
- Authority
- JP
- Japan
- Prior art keywords
- runner
- water
- sealing device
- main shaft
- water sealing
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 3
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
- Sealing Devices (AREA)
- Hydraulic Turbines (AREA)
Description
第１図は本考案の封水装置部の漏水防止装置の
一実施例を示す縦断面図、第２図および第３図は
それぞれ本考案の他の実施例を示す図である。
１……主軸、２……ランナ、３……上カバー、
４……封水装置、９……排水管、１０……ランナ
ボス、１２……背圧室、１３……圧力室、１４…
…ランナ出口側低圧部、１５……圧力逃がし孔、
１６……締結用ボルト。
FIG. 1 is a longitudinal sectional view showing one embodiment of a water leakage prevention device for a water sealing device of the present invention, and FIGS. 2 and 3 are views showing other embodiments of the present invention, respectively. 1...Main shaft, 2...Runner, 3...Top cover,
4... Water sealing device, 9... Drain pipe, 10... Runner boss, 12... Back pressure chamber, 13... Pressure chamber, 14...
...Runner outlet side low pressure section, 15...Pressure relief hole,
16... Bolt for fastening.
Claims (1)
置を設けた水車における封水装置部の漏水防止装
置において、ランナボス部またはランナと主軸と
を連結する締結用ボルトに、上記封水装置のラン
ナ側に形成されている圧力室をランナの出口側負
圧部に連通する圧力逃し孔を設けたことを特徴と
する、水車主軸封水装置部の漏水防止装置。 In a water leakage prevention device for a water sealing device in a water turbine in which a water sealing device is provided at the part where the runner main shaft penetrates the upper cover, a fastening bolt connecting the runner boss or the runner and the main shaft is attached to the runner side of the water sealing device. 1. A water leakage prevention device for a water turbine main shaft water sealing device, characterized in that a pressure relief hole is provided that communicates a pressure chamber formed in the runner with a negative pressure section on the outlet side of a runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990054888U JPH0414769U (en) | 1990-05-25 | 1990-05-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990054888U JPH0414769U (en) | 1990-05-25 | 1990-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0414769U true JPH0414769U (en) | 1992-02-06 |
Family
ID=31577351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990054888U Pending JPH0414769U (en) | 1990-05-25 | 1990-05-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0414769U (en) |
-
1990
- 1990-05-25 JP JP1990054888U patent/JPH0414769U/ja active Pending