JPH02105665U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図ないし第３図は本考案の一実施例を示す
図で、第１図はメカニカルシールの半裁断面図、
第２図は第１図中部を拡大して示す図、第３図
はシールリングの断面図、第４図および第５図は
従来例を示す図で、第４図はメカニカルシールの
半裁断面図、第５図は第４図中Ｖ部を拡大して示
す図である。 １……ハウジング、３……回転軸、５……固定
環、７……回転環、１１……スプリング、１０１
……パツキング、１０３……金属製補強部材、１
０５……ゴム。 1 to 3 are views showing one embodiment of the present invention, and FIG. 1 is a half-cut sectional view of a mechanical seal;
Figure 2 is an enlarged view of the middle part of Figure 1, Figure 3 is a sectional view of the seal ring, Figures 4 and 5 are views of conventional examples, and Figure 4 is a half-cut sectional view of the mechanical seal. , FIG. 5 is an enlarged view of the V section in FIG. 4. DESCRIPTION OF SYMBOLS 1... Housing, 3... Rotating shaft, 5... Fixed ring, 7... Rotating ring, 11... Spring, 101
... Packing, 103 ... Metal reinforcing member, 1
05...Rubber.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ハウジングと回転軸との間に配置された固定環
と、上記ハウジングと回転軸との間に配置され上
記固定環に当接配置された回転環と、上記ハウジ
ングと回転軸との間に配置され上記回転環を固定
環方向に付勢して圧接させる弾性部材とを具備し
てなるメカニカルシールにおいて、上記固定環の
外周面とハウジングとの間には、金属により補強
され横断面形状がＸ字状をなすパツキングが装着
されていることを特徴とするメカニカルシール。 a fixed ring disposed between the housing and the rotating shaft; a rotating ring disposed between the housing and the rotating shaft and in contact with the fixed ring; and a rotating ring disposed between the housing and the rotating shaft. In a mechanical seal comprising an elastic member that urges the rotating ring toward the stationary ring and presses it into contact with the stationary ring, a space between the outer peripheral surface of the stationary ring and the housing is reinforced with metal and has an X-shaped cross-sectional shape. A mechanical seal characterized by being equipped with a shaped packing.