FIELD: mechanical seals.
SUBSTANCE: invention relates to a mechanical seal comprising a movable part and a fixed part, said movable part comprising at least a movable sealing ring (24) and a holder of a movable sealing ring, and said fixed part comprises at least fixed sealing ring (36) and holder (34) of fixed sealing ring, wherein said mechanical seal comprises annular groove (54, 58) in one of movable sealing ring (24) and fixed sealing ring and sensor (62) in communication with mechanical seal (10). Annular groove is located at the distance from end of one of O-rings.
EFFECT: invention provides mechanical seal wear control under normal working conditions.
13 cl, 9 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| HYDRAULIC (PNEUMATIC) DEVICE | 2017 |
|
RU2717469C1 |
| ROTOR VANE WITH ACTIVE GAP ADJUSTMENT, ROTOR ASSEMBLY AND ITS OPERATION METHOD | 2015 |
|
RU2722241C2 |
| HYDRAULIC (PNEUMATIC) DEVICE AND METHOD OF PISTON ASSEMBLY MANUFACTURING | 2017 |
|
RU2722581C1 |
| SCROLL COMPRESSOR | 2013 |
|
RU2592153C1 |
| DEVICE FOR PREPARATION OF LIQUID DRINK FROM CARTRIDGE | 2008 |
|
RU2460451C2 |
| ADJUSTABLE MECHANICAL SEAL | 2010 |
|
RU2479770C1 |
| CUTTING TOOL DIAGNOSING DEVICE | 0 |
|
SU1776492A1 |
| MECHANICAL SEAL | 2010 |
|
RU2488730C2 |
| LOCKS | 2011 |
|
RU2619006C2 |
| PRESSURE TIGHT FLANGE CONNECTION FOR CHANNELS OF GAS OF HIGH PURITY AND HIGH PRESSURE | 2007 |
|
RU2418228C2 |
