Scroll compressor with a sealing ring for a fixed disk check valve

A compressor, characterized by comprising a casing (100), a fixed scroll (200), an orbiting scroll (300), a fixed disk check valve (400), and a sealing ring (500), the fixed and orbiting scrolls (200, 300) each disposed inside the casing (100), cooperatively connected with each other, and encircling a compression chamber (102) therebetween, the casing (100) comprising a first cavity (101) which is located on a side of the fixed scroll (200) facing away from the orbiting scroll (300);

• the side of the fixed scroll (200) facing away from the orbiting scroll (300) is provided with a mounting seat (210) in which a first mounting slot (220) is provided, wherein the first mounting slot (220) has a slot base which is provided with a first opening (221) that communicates with an outlet port of the compression chamber (102), and a slot mouth that communicates with the first cavity (101);
• the fixed disk check valve (400) comprises a valve assembly (410) that comprises a valve body (411) and a flange plate (412), wherein the valve body (411) has a first end that is fixedly connected with the flange plate (412), a second end that is provided to be inserted into the first mounting slot (220), and an outer side wall that is fixedly connected with a slot wall of the first mounting slot (220), the flange plate (412) is opposite to an end face of an end of the mounting seat (210) facing away from the orbiting scroll (300), and the sealing ring (500) is looped around the valve body (411) and is disposed between and in abutment with the end face of the end of the mounting seat (210) facing away from the orbiting scroll (300) and the flange plate (412).