JPH0173579U - - Google Patents
Info
- Publication number
- JPH0173579U JPH0173579U JP1987167901U JP16790187U JPH0173579U JP H0173579 U JPH0173579 U JP H0173579U JP 1987167901 U JP1987167901 U JP 1987167901U JP 16790187 U JP16790187 U JP 16790187U JP H0173579 U JPH0173579 U JP H0173579U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- proximity switch
- output
- mechanical seal
- wear
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Description
第１図は本考案の実施例に係るメカニカルシー
ルの組付状態を示す半裁断面図、第２図は従来の
メカニカルシールの一般構造を示す半裁断面図で
ある。
１……ハウジング、２……シートリング、２ａ
……摺動突起、２ｂ……切欠、３……回転軸、４
……従動リング、５……スプリング、６……近接
スイツチ、７……センサヘツド、８……フレキシ
ブルチユーブ、０……密封流体。
FIG. 1 is a half-cut sectional view showing the assembled state of a mechanical seal according to an embodiment of the present invention, and FIG. 2 is a half-cut sectional view showing the general structure of a conventional mechanical seal. 1...Housing, 2...Seat ring, 2a
...Sliding protrusion, 2b ... Notch, 3 ... Rotating shaft, 4
... Driven ring, 5 ... Spring, 6 ... Proximity switch, 7 ... Sensor head, 8 ... Flexible tube, 0 ... Sealing fluid.
Claims (1)
グに他方のリングへ向けて機能する近接スイツチ
を設け、摺動部の摩耗量が設定値に達したときに
前記近接スイツチから外部へ出力させることを特
徴とするメカニカルシール。 The present invention is characterized in that one of the seat ring and the driven ring is provided with a proximity switch that functions toward the other ring, and when the amount of wear on the sliding portion reaches a set value, an output is output from the proximity switch to the outside. Mechanical seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987167901U JPH0173579U (en) | 1987-11-04 | 1987-11-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987167901U JPH0173579U (en) | 1987-11-04 | 1987-11-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0173579U true JPH0173579U (en) | 1989-05-18 |
Family
ID=31456611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987167901U Pending JPH0173579U (en) | 1987-11-04 | 1987-11-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0173579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04327069A (en) * | 1991-04-26 | 1992-11-16 | Hitachi Ltd | Abrasion loss detecting device of shaft seal device |
-
1987
- 1987-11-04 JP JP1987167901U patent/JPH0173579U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04327069A (en) * | 1991-04-26 | 1992-11-16 | Hitachi Ltd | Abrasion loss detecting device of shaft seal device |