发明名称 |
WIPER SEAL ASSEMBLIES FOR A RECIPROCATING PUMP AND METHODS RELATING THERETO |
摘要 |
A wiper seal assembly for a reciprocating pump, the pump including a power section configured to be powered by a motor, a fluid section having an inlet and an outlet, and a plunger having a longitudinal plunger axis, a first end coupled to the power section, and a second end opposite the first end and disposed within the fluid section. The wiper seal assembly includes a cover mounted to the power section. In addition, the wiper seal assembly includes a first wiper seal radially disposed between the cover and the plunger. Further, the wiper seal assembly includes a splash guard disposed about the plunger and axially spaced from the cover. Still further, the wiper seal assembly includes a biasing member axially biasing the splash guard away from the first wiper seal. |
申请公布号 |
US2016131131(A1) |
申请公布日期 |
2016.05.12 |
申请号 |
US201414536272 |
申请日期 |
2014.11.07 |
申请人 |
National Oilwell Varco, L.P. |
发明人 |
Weaver Randall Ferrain;Eggleston Clifton Dee |
分类号 |
F04B53/14;F16J9/12;F16J9/06 |
主分类号 |
F04B53/14 |
代理机构 |
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代理人 |
|
主权项 |
1. A reciprocating pump, comprising:
a power section configured to be powered by a motor; a fluid section having an inlet and an outlet; a plunger having a longitudinal plunger axis, a first end coupled to the power section, and a second end opposite the first end and disposed within the fluid section; a wiper seal assembly, including:
a cover mounted to the power section;a first wiper seal radially disposed between the cover and the plunger;a splash guard disposed about the plunger and axially spaced from the cover; anda biasing member axially biasing the splash guard away from the first wiper seal. |
地址 |
Houston TX US |