JPH0280264U

JPH0280264U -

Info

Publication number: JPH0280264U
Application number: JP16053788U
Authority: JP
Priority date: 1988-12-09
Filing date: 1988-12-09
Publication date: 1990-06-20
Anticipated expiration: 2003-12-09
Also published as: JPH063228Y2

Description

[Brief explanation of drawings]

第１図は本考案の実施例に係る回転側シール要
素を示す半截断面図、第２図は同固定側シール要
素を示す半截断面図、第３図は従来例の回転側シ
ール要素を示す半截断面図、第４図は同固定側シ
ール要素を示す半截断面図である。１……回転側シール要素、１Ａ……回転密封環
、１ａ，９ａ……密封端面、２，１０……周溝、
３，１１……分割リング、５……回転側部材、８
，１５……ボルト、９……固定側シール要素、１
３……固定側部材、１６……軸封部。 FIG. 1 is a half-cut sectional view showing a rotary-side seal element according to an embodiment of the present invention, FIG. 2 is a half-cut sectional view showing the stationary-side seal element, and FIG. 3 is a half-cut sectional view showing a conventional rotating-side seal element. A sectional view, FIG. 4 is a half-cut sectional view showing the fixed side seal element. 1... Rotating side seal element, 1A... Rotating sealing ring, 1a, 9a... Sealing end surface, 2, 10... Circumferential groove,
3, 11...Divided ring, 5...Rotating side member, 8
, 15... Bolt, 9... Fixed side seal element, 1
3... Fixed side member, 16... Shaft sealing part.

補正平１．２．１０考案の名称を次のように補正する。考案の名称メカニカルシール実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment 1.2.10 Hei 1. The name of the invention is amended as follows. Name of the invention: Mechanical seal The scope of claims for utility model registration and the brief description of the drawings are amended as follows.

【実用新案登録請求の範囲】被軸封機器の回転側部材と同時回転する回転密
封環を設けた回転側シール要素と、被軸封機器の
固定側部材に固定される静止密封環を設けた固定
側シール要素を有し、回転密封環と静止密封環の
密封端面を摺接させて軸封部を形成するメカニカ
ルシールにおいて、前記両シール要素の少なくと
も一方に周溝を形成し、その周溝には円周方向に
複数分割された分割リングを嵌合するとともに、
この分割リングと、前記周溝を形成したシール要
素と取付関係になる回転側もしくは固定側部材と
に、軸方向に指向しかつ円周方向に所定間隔を有
して複数のボルトが挿通され、これらボルトの締
結力で周溝を形成したシール要素が、その取付関
係の回転側もしくは固定側部材と分割リングに挾
着されていることを特徴とするメカニカルシール
。[Claim for Utility Model Registration] A rotating side seal element provided with a rotating sealing ring that rotates simultaneously with the rotating side member of the shaft-sealed device, and a stationary sealing ring fixed to the stationary side member of the shaft-sealed device. A mechanical seal having a stationary seal element and forming a shaft seal by sliding the seal end surfaces of a rotating seal ring and a stationary seal ring, wherein a circumferential groove is formed in at least one of the seal elements; In addition to fitting a split ring divided into multiple parts in the circumferential direction,
A plurality of bolts are inserted through the split ring and the rotating side or stationary side member that is in a mounting relationship with the seal element forming the circumferential groove, oriented in the axial direction and having predetermined intervals in the circumferential direction, A mechanical seal characterized in that a seal element having a circumferential groove formed by the fastening force of these bolts is clamped to a rotating side or stationary side member and a split ring to which the seal element is attached.

【図面の簡単な説明】第１図および第２図は本考案に係る実施例を示
し、第１図は回転側シール要素を回転側部材にボ
ルトを用いて取付る場合の半截断面図、第２図は
固定側シール要素を固定側部材にボルトを用いて
取付ける場合の半截断面図、第３図は従来例の回
転側シール要素を示す半截断面図、第４図は同固
定側シール要素を示す半截断面図である。１……回転側シール要素、１Ａ……回転密封環
、１ａ，９ａ……密封端面、２，１０……周溝、
３，１１……分割リング、５……回転側部材、８
，１５……ボルト、９……固定側シール要素、１
３……固定側部材、１６……軸封部。[BRIEF DESCRIPTION OF THE DRAWINGS] Figures 1 and 2 show an embodiment of the present invention, and Figure 1 is a half-cut sectional view when the rotary-side seal element is attached to the rotary-side member using a bolt. Figure 2 is a half-cut sectional view of the fixed-side seal element being attached to the fixed-side member using bolts, Figure 3 is a half-cut sectional view of a conventional rotary-side seal element, and Figure 4 is the same fixed-side seal element. FIG. 1... Rotating side seal element, 1A... Rotating sealing ring, 1a, 9a... Sealing end surface, 2, 10... Circumferential groove,
3, 11...Divided ring, 5...Rotating side member, 8
, 15... Bolt, 9... Fixed side seal element, 1
3... Fixed side member, 16... Shaft sealing part.

Claims

[Scope of utility model registration request]

A rotating side sealing element provided with a rotating sealing ring that rotates simultaneously with the rotating side member of the shafted sealed device, and a stationary side sealing element provided with a stationary sealing ring fixed to the stationary side member of the shafted sealed device, In a mechanical seal in which a shaft seal is formed by sliding the sealing end surfaces of a rotating sealing ring and a stationary sealing ring, a circumferential groove is formed in each of the two seal elements, and each circumferential groove is divided into a plurality of sections in the circumferential direction. At the same time, a plurality of bolts are inserted through these split rings and the rotating side member and the stationary side member, oriented in the axial direction and at predetermined intervals in the circumferential direction, and the bolts are fastened. A mechanical seal characterized in that a rotating side seal element is clamped to a split ring and a rotating side member, and a stationary side seal element is clamped to a split ring and a fixed side member, respectively, by force.