High-safety pressure relief valve

• Main Authors: QIU MINGLIANG, JIANG CUICUI
• Format: Patent
• Language: Chinese; English
• Published: 22.02.2022
• 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 discloses a high-safety pressure relief valve which comprises a valve body, a pressure cavity is formed in the inner bottom of the valve body, a pipeline cavity communicated with the pressure cavity is formed in the top of the pressure cavity, a relief opening corresponding to the pipeline cavity is formed in the end of the valve body, an isolation block is arranged in the pipeline cavity, and the isolation block is connected with the pressure cavity. A limiting cover is embedded in the top of the pipeline cavity, a limiting hole is formed in the top of the limiting cover, an ejector rod is embedded in the limiting hole, a weighting block is fixed to the top of the ejector rod, a first air outlet is formed in the position, corresponding to the bottom end of the limiting cover, of the pipeline cavity, and second air outlets are formed in the two sides of the top end of the limiting cover. The high-safety pressure relief valve is simple in structure, novel in design and convenient to use, work