JPH0487974U - - Google Patents
Info
- Publication number
- JPH0487974U JPH0487974U JP40532690U JP40532690U JPH0487974U JP H0487974 U JPH0487974 U JP H0487974U JP 40532690 U JP40532690 U JP 40532690U JP 40532690 U JP40532690 U JP 40532690U JP H0487974 U JPH0487974 U JP H0487974U
- Authority
- JP
- Japan
- Prior art keywords
- fitted
- rotating shaft
- labyrinth member
- labyrinth
- circumferential surface
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Hydraulic Turbines (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Description
第１図は本考案の一実施例の縦断面図、第２図
は水車のシール付近の部分の縦断面図、第３図は
従来の水車のラビリンスシールの縦断面図である
。
１……ガイドベーン、２……ランナ、３……ラ
イナ、４……上カバー、７……主軸、７ａ……主
軸の雄ねじ部、１２……外側ラビリンス部材、１
３……内側ラビリンス部材、１３ａ……内側ラビ
リンス部材の雌ねじ部。
FIG. 1 is a longitudinal sectional view of an embodiment of the present invention, FIG. 2 is a longitudinal sectional view of a portion near the seal of a water turbine, and FIG. 3 is a longitudinal sectional view of a labyrinth seal of a conventional water turbine. DESCRIPTION OF SYMBOLS 1... Guide vane, 2... Runner, 3... Liner, 4... Upper cover, 7... Main shaft, 7a... Male threaded part of main shaft, 12... Outer labyrinth member, 1
3...Inner labyrinth member, 13a...Female threaded portion of the inner labyrinth member.
Claims (1)
その外方の固定部に装着されている外側ラビリン
ス部材よりなるラビリンスシールにおいて、前記
回転軸の外周面と前記内側ラビリンス部材内周面
にそれぞれねじ部を設けて双方のねじ部を螺合さ
せて内側ラビリンス部材を所定位置に取り付ける
とともに、二分割された外側ラビリンス部材を前
記内側ラビリンス部材と嵌合させて固定部と回転
軸間に嵌め込んだことを特徴とするラビリンスシ
ール。 In a labyrinth seal consisting of an inner labyrinth member fitted to a rotating shaft and an outer labyrinth member attached to a fixed portion outside the rotating shaft, threaded portions are provided on the outer circumferential surface of the rotating shaft and the inner circumferential surface of the inner labyrinth member, respectively. At the same time, the inner labyrinth member is fitted in a predetermined position by screwing both threaded parts together, and the outer labyrinth member divided into two parts is fitted into the inner labyrinth member and fitted between the fixed part and the rotating shaft. Labyrinth seal featuring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40532690U JPH0750532Y2 (en) | 1990-12-10 | 1990-12-10 | Foldable multi-story parking facility with automatic charge collection system that can move on the road |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40532690U JPH0750532Y2 (en) | 1990-12-10 | 1990-12-10 | Foldable multi-story parking facility with automatic charge collection system that can move on the road |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0487974U true JPH0487974U (en) | 1992-07-30 |
| JPH0750532Y2 JPH0750532Y2 (en) | 1995-11-15 |
Family
ID=31882791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP40532690U Expired - Lifetime JPH0750532Y2 (en) | 1990-12-10 | 1990-12-10 | Foldable multi-story parking facility with automatic charge collection system that can move on the road |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0750532Y2 (en) |
-
1990
- 1990-12-10 JP JP40532690U patent/JPH0750532Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0750532Y2 (en) | 1995-11-15 |