Unloading valve with balance valve rod

• Main Authors: LIU SHENGYU, HAN LIXIA, WEI FANG
• Format: Patent
• Language: Chinese; English
• Published: 15.03.2022
• 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 unloading valve with the balance valve rod comprises a valve body, one side of the valve body is fixedly connected with a flow inlet pipe, the bottom of the valve body is fixedly connected with a flow outlet pipe, a valve groove is formed in the valve body, one side, close to the flow inlet pipe, of the valve groove is fixedly connected with a fixing block, and the valve rod is arranged in the valve groove. A fixed block is fixedly connected to the top of the valve body, a flow inlet hole is formed in the fixed block, a top cover is fixedly connected to the top of the valve body, a telescopic spring is fixedly connected to the top cover, and a disc is fixedly connected to the side, away from the top cover, of the telescopic spring. Through cooperation of the rotating rod, the rotating disc, the bolt and the pull rope, the rotating rod is rotated to drive the pull rope to pull the disc to slide upwards, the valve rod and the outflow pipe are separated, fluid is unloaded, through the arrangement, unloading