Test tool for refrigerant aging resistance of sealing ring

The utility model relates to the technical field of aging tests, in particular to a tool for testing refrigerant aging resistance of a sealing ring, which comprises a cylinder body, the cylinder body is of a cylindrical structure with an open left end and a closed right end, and an injection port is formed in the side wall of the cylinder body in a penetrating manner; the plug body is inserted into the open end of the cylinder body, a gap is reserved between the plug body and the cylinder body, and the gap is filled with a sealing ring to be detected; the cap body is arranged outside the opening end of the cylinder body in a sleeving manner, and an exhaust hole is formed in the side wall of the cap body in a penetrating manner. Refrigerant can be injected into the cylinder body to simulate the environment of an automobile air conditioner pipeline, and the cap body is provided with the anti-explosion sheet, so that the sealing performance of the sealing ring can be tested by observing whether the anti-explosio