Safe anti-explosion self-sealing rotary compensator

The utility model discloses a safety type anti-explosion self-sealing rotary compensator which comprises an inner pipe and an outer pipe, one end of the inner pipe is inserted into the outer pipe, the inner pipe is sleeved with a connecting pipe, a second sealing groove is formed in the end, close to the outer pipe, of the inner side face of the connecting pipe, and a pressure one-way valve is fixedly connected to the side wall of the outer pipe. A first sealing groove is formed in the end, close to the connecting pipe, of the inner side face of the outer pipe, a sealing assembly is arranged in a gap between the inner pipe and the connecting pipe and comprises two sealing ring gaskets arranged in parallel, a first ring plate and a second ring plate, the first ring plate and the second ring plate are installed on the two sealing ring gaskets respectively, and the second ring plate is arranged on the first ring plate in a sleeving mode. By means of the pressure relief compensator, the problem that an existing c