JPS6073969U

JPS6073969U - Pressure vessel sealing device

Info

Publication number: JPS6073969U
Application number: JP16593883U
Authority: JP
Inventors: 昭男山田
Original assignee: 三菱重工業株式会社
Priority date: 1983-10-28
Filing date: 1983-10-28
Publication date: 1985-05-24

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の圧力容器のシール装置を示す縦断側面図
、第２図は第１図の矢印■部分の拡大縦断側面図、第３
図は本案に係る圧力容器のシール装置の一実施例を示す
縦断側面図、第４図は内圧が加わらないときの要部の縦
断側面図、第５図は内圧が加わったときの要部の縦断側
面図、第６図は第２のシールリングのシール範囲を示す
説明図、第７図は内圧が加わったときの作用説明図、　
　　　−第８図は支持金具及び第１のシールリング用支
持部材の平面図、第９図はその縦断側面図である。１・・・圧力容器の全体、１ａ・・・圧力容器胴、１ｂ
・・・蓋、２ａ、２ｂ・・・結合フランジ、６・・・第
１のシールリング、７ａ、７ｂ・・・第２のシールリン
グ、８・・・第１のシールリング用支持部材、９・・・
支持金具、１０・・・長孔。Figure 1 is a vertical side view showing a conventional pressure vessel sealing device, Figure 2 is an enlarged vertical side view of the arrow ■ in Figure 1, and Figure 3 is a vertical side view showing a conventional pressure vessel sealing device.
The figure is a vertical side view showing an embodiment of the pressure vessel sealing device according to the present invention, Figure 4 is a vertical side view of the main part when no internal pressure is applied, and Figure 5 is a vertical side view of the main part when internal pressure is applied. A longitudinal side view, FIG. 6 is an explanatory diagram showing the sealing range of the second seal ring, and FIG. 7 is an explanatory diagram of the action when internal pressure is applied.
- FIG. 8 is a plan view of the support fitting and the first seal ring support member, and FIG. 9 is a longitudinal sectional side view thereof. 1... Entire pressure vessel, 1a... Pressure vessel body, 1b
...Lid, 2a, 2b...Joining flange, 6...First seal ring, 7a, 7b...Second seal ring, 8...Support member for first seal ring, 9 ...
Support metal fitting, 10... long hole.

Claims

[Scope of utility model registration request]

a first seal ring that moves in the closing direction due to the internal pressure of the pressure vessel and seals between the respective joint flanges by coming into close contact with the joint flange surfaces of the pressure vessel; A second seal ring interposed between the joint flange surfaces that are in close contact with each other, a support fitting fixed to the inner circumferential surface of the pressure vessel, and a support fitting in the closing direction through the long hole in the support fitting. A sealing device for a pressure vessel, comprising a first seal ring support member that is movably engaged and fixed to the first seal ring.