MECHANICAL SEAL ARRANGEMENT WITH A COATED BELLOWS UNIT

• Main Authors: THELKE, JORG THOMAS, MOLLER, TINO, SKRZIDLO, JOACHIM, PEHL, ANDREAS
• Format: Patent
• Language: English; French
• Published: 04.01.2018
• Subjects: BLASTING; CYLINDERS; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; PISTONS; SEALINGS; THERMAL INSULATION IN GENERAL; WEAPONS

The invention relates to a slide ring seal arrangement comprising a rotating slide ring (2) and a stationary slide ring (3) which define a sealing gap (4) between one another; a bellows unit (5) having a bellows element (50), a bellows carrier (51) and a slide ring carrier (52); wherein the bellows element (50) is connected to the bellows carrier (51) and the slide ring carrier (52) in a fluid-tight manner; wherein the bellows unit (5) has a side facing a product (7) and an atmosphere side (8); wherein that side of the bellows unit (5) that is directed towards the product (7) has a non-stick coating (6); wherein the bellows element (50) is a metal bellows; and wherein the slide ring inserted in the slide ring carrier (52) of the bellows unit (5) is inserted loosely.