Wear Resistant Sand Pump Bailer Wireline Tool String

Wear Resistant Sand Pump Bailer 4.5 Inch String

Sand Pump Bailer String

I. Introduction:

A sand pump bailer is a ce tool used to clear debris which has settled on top ofthe subsurface equipment preventing recovery of the equipment by regular tions.The sand pump bailer is a pump type tool which operates on the conventional lift pump andpiston principle.

A double male adapter sub an extension bailer tube are available as optional extras in the event

of large volume bailing operations

II. General Technical Parameters

Note. More customized parts are available upon request

III. Structural featuresThe sand pump bailer is composed of upper fishing neck, piston rod, barrel, connector(piece 5), lifting rod, piston, pipe shoe, cylindrical pin, steel ball, seal ring, set screw, etc. See theconcrete structure in the figure.When operating it, lift the upper and then the piston rod and piston connected with it willmove upward. At this moment, the steel ball also will move upward and the rock waste in the wellwill be sucked up; when lowering the upper the steel ball will fall in the hole of pipe shoe,and the rock waste sucked up will be blocked by the steel ball and kept in the barrel; suck andrelease it repeatedly until the barrel is filled up with rock waste, and then take out the tool.The cylindrical pin plays a role of blocking the upward movement of steel ball.

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