JPS6327765U - - Google Patents
Info
- Publication number
- JPS6327765U JPS6327765U JP12094886U JP12094886U JPS6327765U JP S6327765 U JPS6327765 U JP S6327765U JP 12094886 U JP12094886 U JP 12094886U JP 12094886 U JP12094886 U JP 12094886U JP S6327765 U JPS6327765 U JP S6327765U
- Authority
- JP
- Japan
- Prior art keywords
- bellows
- fixed ring
- seal part
- secondary seal
- type mechanical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000009977 dual effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Mechanical Sealing (AREA)
Description
第１図は本考案のベローズ型メカニカルシール
の一実施例を示す正断面図と検出部配管図、第２
図は同二次シール部の正断面図、第３図は従来の
ベローズ型メカニカルシールを示す要部半裁断面
図である。
１……回転環、２……回転軸、４……固定環、
５……一次ベローズ、６……二次ベローズ、８…
…ハウジング、１１，１２……ホルダ、１３……
圧力検出用連通孔、１５……圧力計、１６……締
切弁、１７……絞り弁。
Fig. 1 is a front sectional view showing an embodiment of the bellows type mechanical seal of the present invention, a piping diagram of the detection part, and Fig. 2
The figure is a front cross-sectional view of the secondary seal portion, and FIG. 3 is a half-cut cross-sectional view of the main part showing a conventional bellows type mechanical seal. 1... Rotating ring, 2... Rotating shaft, 4... Fixed ring,
5...Primary bellows, 6...Secondary bellows, 8...
...Housing, 11, 12...Holder, 13...
Communication hole for pressure detection, 15...pressure gauge, 16...shutoff valve, 17...throttle valve.
Claims (1)
定環を密接摺動する一次シール部と上記固定環と
ハウジング側間に介装したベローズからなる二次
シール部とによつて構成したベローズ型メカニカ
ルシールにおいて、上記二次シール部を内外二重
のベローズによつて構成すると共に、該両ベロー
ズ間の環状空間に圧力検知手段を連通したことを
特徴とするベローズ型メカニカルシール。 It consists of a primary seal part that closely slides a fixed ring against a rotating ring that is airtightly inserted onto the rotating shaft side, and a secondary seal part that consists of a bellows interposed between the fixed ring and the housing side. 1. A bellows type mechanical seal, characterized in that the secondary seal portion is constituted by dual inner and outer bellows, and a pressure sensing means is communicated with an annular space between the two bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986120948U JPH0211658Y2 (en) | 1986-08-08 | 1986-08-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986120948U JPH0211658Y2 (en) | 1986-08-08 | 1986-08-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6327765U true JPS6327765U (en) | 1988-02-23 |
| JPH0211658Y2 JPH0211658Y2 (en) | 1990-03-27 |
Family
ID=31009748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986120948U Expired JPH0211658Y2 (en) | 1986-08-08 | 1986-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0211658Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014238374A (en) * | 2013-06-10 | 2014-12-18 | 株式会社Ihi | Mechanical seal |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6199764U (en) * | 1984-12-06 | 1986-06-26 |
-
1986
- 1986-08-08 JP JP1986120948U patent/JPH0211658Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6199764U (en) * | 1984-12-06 | 1986-06-26 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014238374A (en) * | 2013-06-10 | 2014-12-18 | 株式会社Ihi | Mechanical seal |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0211658Y2 (en) | 1990-03-27 |