JPH01115064U

JPH01115064U -

Info

Publication number: JPH01115064U
Application number: JP993688U
Authority: JP
Priority date: 1988-01-28
Filing date: 1988-01-28
Publication date: 1989-08-02

Description

[Brief explanation of drawings]

第１図はこの考案の一実施例を示すダイヤフラ
ム弁の断面図、第２図はそのシール部の拡大断面
図、第３図はこの考案の他の実施例を示すベロー
ズ弁のシール部の拡大断面図、第４図は他の実施
例であるパイプ接続部のシール部の断面図、第５
図は同じく他のパイプ接続部の構造を示す断面図
、第６図は従来のダイヤフラム弁のシール部の構
造を示す断面図である。１２……ダイヤフラム、１３……ダイヤフラム
挾持部、１４……弾性吸収部材、１７……弁室側
バルブボデイ、１８……作動側バルブボデイ、２
２……ベロー、２３……ベロー挾持部、２４……
弾性吸収部材、２７……弁室側バルブボデイ、２
８……作動側バルブボデイ、４０……パイプ、４
１……継手本体、４２……テーパリング、４３…
…弾性吸収部材、４４……袋ナツト、５２……挿
入リング、５３……弾性吸収部材。 Fig. 1 is a sectional view of a diaphragm valve showing one embodiment of this invention, Fig. 2 is an enlarged sectional view of its sealing part, and Fig. 3 is an enlarged view of a sealing part of a bellows valve showing another embodiment of this invention. 4 is a cross-sectional view of a sealing part of a pipe connection part according to another embodiment;
This figure is a cross-sectional view showing the structure of another pipe connection part, and FIG. 6 is a cross-sectional view showing the structure of the seal part of a conventional diaphragm valve. 12... Diaphragm, 13... Diaphragm holding part, 14... Elastic absorption member, 17... Valve chamber side valve body, 18... Actuation side valve body, 2
2... Bellows, 23... Bellows holding part, 24...
Elastic absorption member, 27...Valve chamber side valve body, 2
8... Actuation side valve body, 40... Pipe, 4
1... Joint body, 42... Taper ring, 43...
...Elastic absorbing member, 44... Cap nut, 52... Insertion ring, 53... Elastic absorbing member.

Claims

[Scope of utility model registration request]

A valve that forms a fluid seal by clamping a main member having a sealing part, characterized in that an elastic absorbing member made of rubber or plastic is inserted into the back side of the main member that presses the sealing part. The structure of the sealing part of pipes, etc.