Large -traffic changeable pressurized -water valve gear of two embolism formula high pressure of gun drilling

• Main Authors: XU JING, LIU YE, CHEN TONG, LIU MANKUN, LIU YUANKUN, YANG JUN, ZHOU MI
• Format: Patent
• Language: Chinese; English
• Published: 26.04.2017
• 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; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; LIGHTING; MEASURING; MECHANICAL ENGINEERING; PHYSICS; TAPS; TESTING; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The utility model provides a large -traffic changeable pressurized -water valve gear of two embolism formula high pressure of gun drilling, including the valve body urceolus and the inside valve body of valve body urceolus of packing into, last embolism in valve body urceolus lower part and the water head test system in two embolisms is connected, be equipped with changeable axle on the valve body, spring case barrel, the spring case, the case limiting plate, the spring stop, be equipped with the spring case in the spring case barrel, the spring stop lies in spring case barrel upper end, changeable axle lower extreme is connected with the spring stop, the spring case is followed upward to passing spring stop and valve body lower part through -hole down in proper order, the cover is equipped with by the spacing spring of spring stop on the spring case, the case limiting plate lies in spring case below, a valve body, changeable axle, the case limiting plate all was equipped with the water through -hole with the