Pressure release valve and engine

• Main Authors: ZHU YONGCHENG, YU YANGLEI, HU JIAN, ZHU ZHENZHEN, DING JUN, XU FENG
• Format: Patent
• Language: Chinese; English
• Published: 19.08.2022
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The utility model provides a pressure relief valve which comprises a first valve assembly and a second valve assembly, and the first valve assembly and the second valve assembly are arranged in a pressure relief pipe body. The first valve assembly comprises a first valve plate, a rotating shaft and an elastic piece, the first valve plate is fixedly connected with the rotating shaft, the rotating shaft is rotatably connected with the pressure relief pipe body, and the elastic piece is connected with the first valve assembly; the second valve assembly comprises a second valve plate, and the second valve plate is fixedly connected with the pressure relief pipe body; the second valve plate is attached to the first valve plate, a first through hole is formed in the first valve plate, a second through hole is formed in the second valve plate, and the first through hole and the second through hole are arranged in a staggered mode; the airflow can push the first valve plate to rotate, so that the first through hole c