Power end of reciprocating pump
A power end frame of a reciprocating pump includes a first ring, a second ring, and a plurality of connections extending between the first ring and the second ring. The first ring, the second ring, and the plurality of connections are integral with one another, and the plurality of connections includes a plurality of struts that form a plurality of open cells between the first ring and the second ring.
1 . A power end frame of a reciprocating pump, the power end frame comprising:
a first ring;
a second ring; and
a plurality of connections extending between the first ring and the second ring, wherein the first ring, the second ring, and the plurality of connections are integral with one another, the plurality of connections comprises a first strut and a second strut extending from the first ring, the first strut has a first longitudinal axis and the second strut has a second longitudinal axis, and the first longitudinal axis and the second longitudinal axis extend obliquely from the first ring toward one another to form an open cell between the first strut and the second strut.
2 . The power end frame of claim 1 , wherein the first strut and the second strut connect with one another.
3 . The power end frame of claim 1 , wherein the first ring comprises a first opening and the second ring comprises a second opening, the first opening and the second opening being aligned with one another such that an axis extends through a center of the first opening and a center of the second opening, and each of the first longitudinal axis and the second longitudinal axis extends obliquely with respect to the axis.
4 . The power end frame of claim 1 , wherein the open cell formed by the first strut and the second strut comprises a quadrilateral shape, a triangular shape, a hexagonal shape, a curved shape, or any combination thereof.
5 . The power end frame of claim 1 , wherein the first ring, the second ring, or both comprises an internal channel configured to receive a fluid.
6 . The power end frame of claim 1 , wherein the plurality of connections comprises a third strut extending from the second ring and intersecting at least one of the first strut or the second strut between the first ring and the second ring.
7 . The power end frame of claim 1 , wherein the plurality of connections comprises a third strut extending from the first ring, and the third strut and the first strut are parallel to one another.
8 . The power end frame of claim 1 , comprising a nose plate integral with and extending from the first ring and from the second ring, wherein the nose plate is configured to couple to a fluid end of the reciprocating pump.
9 . A method of manufacturing a power end frame of a reciprocating pump, the method comprising:
forming a plurality of rings, including a first ring and a second ring; and
forming a plurality of connections that extend between the first ring and the second ring such that the plurality of connections, the first ring, and the second ring are integral with one another, wherein the plurality of connections comprises a first strut and a second strut extending from the first ring, the first strut has a first longitudinal axis and the second strut has a second longitudinal axis, and the first longitudinal axis and the second longitudinal axis extend obliquely from the first ring toward one another to form an open cell between the first strut and the second strut.
10 . The method of claim 9 , wherein the plurality of rings and the plurality of connections are formed via additive manufacturing.
11 . The method of claim 9 , wherein forming the plurality of rings comprises forming the first ring having a portion of reduced thickness, and forming the plurality of connections comprises forming the first strut to extend from the portion of reduced thickness of the first ring.
12 . The method of claim 9 , wherein forming the plurality of connections comprises forming a third strut that extends from the second ring, wherein the third strut has a third longitudinal axis that extends obliquely from the second ring.
13 . The method of claim 9 , comprising forming a nose plate integral with and extending from the plurality of rings, wherein the nose plate is configured to couple to a fluid end of the reciprocating pump.
14 . The method of claim 9 , comprising forming a stand integral with and extending from the plurality of rings, wherein the stand is configured to support the plurality of rings on a surface.
15 . A power end frame of a reciprocating pump, the power end frame comprising:
a plurality of rings; and
a plurality of connections integral with the plurality of rings, wherein the plurality of connections comprises a plurality of struts extending between adjacent rings of the plurality of rings, and each strut of the plurality of struts includes a first end coupled to a respective first ring of the plurality of rings and a second end coupled to a respective second ring of the plurality of rings, the first end being circumferentially offset from the second end about the plurality of rings such that a longitudinal axis of each strut extends obliquely from the respective first ring to the respective second ring.
16 . The power end frame of claim 15 , wherein openings of the plurality of rings are aligned with one another such that an axis extends through a center of the openings, and a ring of the plurality of rings has a variable cross-section along an outer perimeter taken along planes that are perpendicular to a direction of extension of the ring about its opening.
17 . The power end frame of claim 16 , wherein the ring of the plurality of rings comprises a first portion at a first location along the outer perimeter having a first thickness and a second portion at a second location along the outer perimeter having a second thickness, the second thickness being less than the first thickness.
18 . The power end frame of claim 17 , wherein a strut of the plurality of struts extends from the ring at the second portion.
19 . The power end frame of claim 15 , wherein the plurality of struts comprises a first strut and a second strut that are parallel to one another.
20 . The power end frame of claim 15 , comprising a stand integral with and extending from the plurality of rings, wherein the stand is configured to support the plurality of rings on a surface.