Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Tungsten alloy union piston offshore oil well auxiliary power device
The invention relates to an offshore oil well auxiliary device and in particular to a tungsten alloy union piston offshore oil well auxiliary power device. According to the improvement, a union piston shock absorber comprises a union piston rod, a union piston cylinder, a union guide barrel, a lower union sealing end cover, an upper union sealing end cover, an outer union cylinder ring and an outer union barrel ring; an outer sealing piston is fixed to one end of the union piston rod in a sealed manner, a hole sealing ring is arranged in an outer circular groove of the outer sealing piston, the hole sealing ring and an inner hole of the union piston cylinder are movably sealed, and the other end of the union piston rod is provided with a rod-outside thread; the outer union cylinder ring is provided with an outer cylinder ring internal thread and an outer cylinder ring recessed ring, and an inner sealing piston is fixed to one end of the union piston cylinder in a sealed manner; a shaft sealing ring is arranged in an inner hole groove of the inner sealing piston, and the shaft sealing ring and the outer circle of the union piston rod are movably sealed; a cylinder union protruding ring is arranged at the other end of the union piston cylinder, and a cylinder union cambered surface is arranged on the outer end face of the cylinder union protruding ring; and the cylinder union protruding ring and the outer cylinder ring recessed ring are in rotatable sliding fit.
Tungsten alloy union piston offshore oil well auxiliary power device
The invention relates to an offshore oil well auxiliary device and in particular to a tungsten alloy union piston offshore oil well auxiliary power device. According to the improvement, a union piston shock absorber comprises a union piston rod, a union piston cylinder, a union guide barrel, a lower union sealing end cover, an upper union sealing end cover, an outer union cylinder ring and an outer union barrel ring; an outer sealing piston is fixed to one end of the union piston rod in a sealed manner, a hole sealing ring is arranged in an outer circular groove of the outer sealing piston, the hole sealing ring and an inner hole of the union piston cylinder are movably sealed, and the other end of the union piston rod is provided with a rod-outside thread; the outer union cylinder ring is provided with an outer cylinder ring internal thread and an outer cylinder ring recessed ring, and an inner sealing piston is fixed to one end of the union piston cylinder in a sealed manner; a shaft sealing ring is arranged in an inner hole groove of the inner sealing piston, and the shaft sealing ring and the outer circle of the union piston rod are movably sealed; a cylinder union protruding ring is arranged at the other end of the union piston cylinder, and a cylinder union cambered surface is arranged on the outer end face of the cylinder union protruding ring; and the cylinder union protruding ring and the outer cylinder ring recessed ring are in rotatable sliding fit.
Tungsten alloy union piston offshore oil well auxiliary power device
ZHANG ZHIXIONG (Autor:in)
28.10.2015
Patent
Elektronische Ressource
Englisch
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