High-elasticity high-temperature-resistant sealing rubber ring

The utility model relates to the technical field of sealing rubber rings, and discloses a high-elasticity high-temperature-resistant sealing rubber ring which comprises a first ring body and a second ring body fixedly arranged at the bottom of the first ring body, the bottom of the second ring body is fixedly connected with a third ring body, one side of the third ring body is obliquely arranged, rotating grooves are formed in the two sides of the first ring body, and the rotating grooves are arranged in the first ring body. The two rotating grooves are internally and rotatably connected with rotating cylinders, annular grooves are formed in the two sides of the inner surfaces of the rotating grooves, rotating rings are rotatably arranged in the annular grooves in a penetrating mode, the two rotating rings are fixedly connected with the two ends of the rotating cylinders correspondingly, pulling parts are fixedly arranged on the two sides of the rotating cylinders, and the pulling parts penetrate through the