Valve assembly is taken out in oil pipe examination

Valve assembly is taken out in oil pipe examination includes: outer tube, inner tube, top connection, ventilation breather, screen pipe, suction piston, seal groove, reset spring, disk seat, valve bonnet, location head rod, ball valve, inner tube play liquid hole, valve bonnet play liquid hole, its...

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Main Authors ZOU HUIJU, CHEN YONG, WANG RENQIAN, HUANG JIANYONG, CHEN JIANG, HAO JIANGUANG, ZHENG WENCHENG
Format Patent
LanguageChinese
English
Published 11.08.2017
Subjects
BLASTING
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Summary:Valve assembly is taken out in oil pipe examination includes: outer tube, inner tube, top connection, ventilation breather, screen pipe, suction piston, seal groove, reset spring, disk seat, valve bonnet, location head rod, ball valve, inner tube play liquid hole, valve bonnet play liquid hole, its inner tube is column tubular structure, and the upper end is equipped with the top connection, and mid portion is equipped with a set of inner tube and goes out the liquid hole, and the lower extreme is equipped with the internal thread that is connected with the screen pipe, is equipped with the irregular circular hole along the screen pipe periphery, its outer tube upper end is equipped with a ventilation breather, face bonding on lower terminal surface and the screen pipe round platform, its disk seat bottom is equipped with a liquid inlet channel who is the horn mouth form, and upper portion is equipped with one and matches with the ball valve and be the round hole of spherical face, is equipped with the valve
Bibliography:Application Number: CN2017211293U