JPH0488772U

JPH0488772U -

Info

Publication number: JPH0488772U
Application number: JP6389090U
Authority: JP
Priority date: 1990-06-15
Filing date: 1990-06-15
Publication date: 1992-07-31

Description

[Brief explanation of the drawing]

第１図及び第２図は本考案の一実施例を示し、
第１図イは断面図、同図ロは要部拡大断面図、第
２図は使用状態を示す断面図。第３図は従来例を
示す要部拡大断面図。４……偏芯軸、５……ハウジング、６……球面
膨出部、８……シール部材、１１……シール部。 1 and 2 show an embodiment of the present invention,
FIG. 1A is a sectional view, FIG. 1B is an enlarged sectional view of the main part, and FIG. FIG. 3 is an enlarged sectional view of main parts showing a conventional example. 4... Eccentric shaft, 5... Housing, 6... Spherical bulge, 8... Seal member, 11... Seal portion.

Claims

[Claims for Utility Model Registration] 1. In a sealing mechanism for an eccentric shaft in which a spherical bulge 6 is swingably provided in a housing 5 as a swinging fulcrum, the outer peripheral surface of the eccentric shaft 4 is pressed against the outer peripheral surface of the eccentric shaft 4. A sealing mechanism for an eccentric shaft, characterized in that a flexible sealing member 8 having a sealing portion 11 is integrally provided on an end face of the housing 5. 2. The eccentric according to claim 1, wherein a groove 21 is formed in the inner circumferential surface of the seal portion 11, and an annular seal body 12 that presses against the outer circumferential surface of the eccentric shaft 4 is mounted in the groove 21. Core shaft sealing mechanism. 3 the housing 5 is attached to the valve body 1;
3. The eccentric shaft sealing mechanism according to claim 1, wherein the eccentric shaft 4 is provided with a valve body 15 for closing the opening 2 of the valve body 1.