US 11,441,683 B2 · Hydraulic fluid pump and stuffing box assembly for same

Abstract

A stuffing box assembly for a fluid end of a hydraulic fluid pump includes a stuffing box unit having a plunger bore configured to receive a plunger of the hydraulic fluid pump and a plurality of seals. The plunger bore extends from a first axial end of the stuffing box unit to a second axial end of the stuffing box unit. The plunger bore includes a first portion configured to receive the plurality of seals and a second portion extending between the first portion and the second axial end. The stuffing box assembly further includes a sensor coupled to the stuffing box unit and configured to determine a fluid pressure within the second portion of the stuffing box unit.

Claims20

Dependent claims

A stuffing box assembly for a fluid end of a hydraulic fluid pump, the stuffing box assembly comprising:

a stuffing box unit having a plunger bore configured to receive a plunger of the hydraulic fluid pump and a plurality of seals, wherein the plunger includes a plunger end that enters an interior volume of a fluid end housing during operation of the hydraulic fluid pump, wherein the plunger bore extends from a first axial end of the stuffing box unit to a second axial end of the stuffing box unit, the second axial end being positionable adjacent the interior volume of the fluid end housing, and wherein the plunger bore includes a first portion configured to receive the plurality of seals and a second portion extending between the first portion and the second axial end;
and
a sensor coupled to the stuffing box unit and configured to determine a fluid pressure within the second portion of the stuffing box unit.

Dependencies are inferred from the claim text.

Hydraulic fluid pump and stuffing box assembly for same

Life of this patent

Hydraulic fluid pump and stuffing box assembly for same

Life of this patent

Abstract

Claims20