Transfer pump assembly
A transfer pump includes a drive module having electronic components and a fluid module not including electronic components. The drive module provides motive power to a pump of the fluid module to power pumping by the fluid module. The drive module is movably mounted to the fluid module at dynamic and static interfaces to power reciprocation of a pumping component of the fluid module by the dynamic interface and such the drive module supports the fluid module at the static interface.
1 . A transfer pump configured to pump a material from a material supply, the transfer pump comprising:
a fluid module configured to extend at least partially into the material supply to contact the material within the material supply, the fluid module including a reciprocating pump configured to reciprocate along a pump axis to pump the material, and the fluid module including a pump outlet through which material is output from the reciprocating pump;
a stand directly connected to the fluid module and spaced radially from the pump axis, the stand configured to interface with a surface disposed outside of the material supply to support the transfer pump on the surface;
a drive module removably mounted to the fluid module by a static interface and a dynamic interface, wherein the drive module includes an electric motor operatively connected to the reciprocating pump to power reciprocation, and wherein the drive module is structurally supported on the fluid module at the static interface such that the drive module is connected to the stand through the fluid module, and the drive module transmits reciprocating mechanical motion to the reciprocating pump at the dynamic interface with the dynamic interface formed, and wherein the static interface is disposed above a connection between the stand and the fluid module, and wherein the drive module is disposed fully above the pump outlet;
wherein the drive module is mountable to and dismountable from the fluid module while the fluid module is supported by the stand, the drive module configured to mount to the fluid module by shifting the drive module radially towards the pump axis to form the static interface and the dynamic interface, the static interface formed by at least one post extending into at least one receiver and the dynamic interface formed between a piston of the fluid module and a drive link of the drive module, the drive link reciprocated by the electric motor, and wherein the drive module configured to dismount from the fluid module by shifting of the drive module radially away from the pump axis to break the static interface and the dynamic interface;
wherein the static interface and the dynamic interface are both formed by radial movement of the drive module towards the pump axis, and the static interface and the dynamic interface are both broken by radial movement of the drive module away from the pump axis;
wherein the drive module includes a drive housing within which the electric motor is disposed, wherein the drive link extends into a drive cavity of the drive housing to interface with the piston; and
wherein the dynamic interface is formed within the drive cavity of the drive housing of the drive module and the static interface is disposed external to the drive housing of the drive module.
2 . The transfer pump of claim 1 , wherein the drive module is mountable to the fluid module in a plurality of orientations such that the drive housing of the drive module extends in a different radial direction relative to the pump axis in each of the plurality of orientations.
3 . The transfer pump of claim 2 , wherein the plurality of orientations includes two different orientations that are 180 degrees around a vertical axis relative to each other.
4 . The transfer pump of claim 3 , wherein the drive module comprises a power module, the power module being positioned directly over the material supply in a first of the two different orientations and the power module not being positioned directly over the material supply in a second of the two different orientations.
5 . The transfer pump of claim 1 , wherein the drive module and the fluid module are disconnectable such that the fluid module is capable of being completely disconnected from the drive module.
6 . The transfer pump of claim 1 , wherein the drive module is rotatable about a vertical axis and relative to the fluid module while the static interface and the dynamic interface are maintained.
7 . The transfer pump of claim 6 , wherein the fluid module further comprises:
a mounting frame;
a cylinder extending from the mounting frame in a first axial direction along the pump axis;
an adaptor supported by the mounting frame and disposed on the pump axis;
wherein a piston extends through the adaptor and into the cylinder; and
wherein the drive module interfaces with the adaptor to form the static interface.
8 . The transfer pump of claim 7 , wherein the adaptor includes at least one of:
a clamp connected to the adaptor and configured to interface with the drive module to form the static connection; and
a receiver connected to the adaptor, the receiver including a receiving opening into which a post extending from the drive module extends to form the static interface.
9 . The transfer pump of claim 7 , wherein the adaptor is at least partially disposed within an adaptor recess formed in the mounting frame, and wherein an adaptor lock is configured to interface with the adaptor, the adaptor lock actuatable between a locked state, during which the adaptor lock prevents the adaptor from rotating about the pump axis, and an unlocked state, during which the adaptor can rotate about the pump axis.
10 . The transfer pump of claim 1 , wherein:
the fluid module further comprises:
a mounting frame;
a cylinder extending from the mounting frame in a first axial direction along the pump axis; and
the at least one receiver extending from the mounting frame; and
the drive module further comprises:
a drive mount having the at least one post extending from the drive mount;
wherein the at least one post is configured to extend into the at least one receiver to form the static interface.
11 . The transfer pump of claim 10 , wherein the at least one post extends into the at least one receiver from a first end of the at least one receiver with the drive module disposed in a first mounting orientation of a plurality of mounting orientations, and wherein the at least one post extends into the at least one receiver from a second end of the at least one receiver with the drive module disposed in a second mounting orientation of the plurality of mounting orientations.
12 . The transfer pump of claim 10 , wherein, when the at least one post is disposed in a corresponding groove formed on a top surface of the at least one receiver, a first axial distance between a center of a receiving opening of the at least one receiver and the at least one post disposed in the corresponding groove is same as a second axial distance between a center of a head of a piston disposed on a lower outer surface of the drive link of the drive module and a center of a top portion of receiving slot of the drive link, and wherein the receiving slot is configured to receive the head of the piston.
13 . The transfer pump of claim 1 , wherein the fluid module further comprises:
a mounting frame;
a cylinder extending from the mounting frame in a first axial direction along the pump axis;
a first stand mount extending from the mounting frame; and
a second stand mount extending from the mounting frame;
wherein the stand connectable to the mounting frame at each of the first stand mount and the second stand mount and configured to interface with the surface to support the transfer pump on the surface.
14 . The transfer pump of claim 1 , wherein the drive module includes a handle formed at the top of a drive housing of the drive module, and wherein a center of gravity of the transfer pump extends through the handle.
15 . The transfer pump of claim 1 , further comprising:
a crank configured to receive a rotational output from the electric motor and provide the reciprocating mechanical motion to the reciprocating pump as a reciprocating linear motion;
wherein the crank includes the drive link having a receiving slot, the drive link configured to reciprocate on the pump axis;
wherein the reciprocating pump has a head configured to be received in the receiving slot to form the dynamic interface between the head and the receiving slot.
16 . The transfer pump of claim 1 , wherein the fluid module does not include electronic components.
17 . The transfer pump of claim 1 , wherein the drive module is configured to be shifted radially towards the fluid module from multiple directions to form the static interface and the dynamic interface.
18 . A transfer pump configured to pump a material from a bucket having an annular lip defining an opening into the bucket, the transfer pump comprising:
a fluid module configured to extend at least partially into the bucket to contact the material within the bucket, the fluid module including a reciprocating pump having a piston configured to reciprocate along a pump axis to pump the material, and the fluid module including a pump outlet through which material is output from the reciprocating pump;
a drive module removably mounted to the fluid module by a static interface and a dynamic interface, wherein the drive module is structurally supported by the fluid module at the static interface and wherein the drive module transmits reciprocating mechanical motion to the fluid module to cause pumping at the dynamic interface, the dynamic interface is formed by a head disposed within a receiving slot, the drive module configured to displace the piston by the head and the receiving slot, and the dynamic interface is broken with the head removed from the receiving slot;
a stand directly connected to the fluid module and spaced radially from the pump axis of the fluid module such that the stand is disposed outside of the bucket with the fluid module extending into the bucket, the stand configured to interface with a surface outside of the bucket to support the transfer pump on the surface;
wherein the drive module includes electronic components of the transfer pump and the fluid module does not include any of the electronic components such that the electronic components are separable from the fluid module by breaking the static interface and the dynamic interface; and
wherein the static interface and the dynamic interface are configured to be broken by shifting the drive module radially away from the pump axis; and
wherein the drive module is disposed fully above a connection between the stand and the fluid module, the drive module is disposed fully above the pump outlet, and at least a portion of the pump outlet is disposed vertically between the static interface and the connection between the stand and the fluid module;
wherein the drive module includes a drive housing within which an electric motor is disposed, wherein a drive link extends into a drive cavity of the drive housing to interface with the piston, the drive link connected to the piston to cause reciprocation of the piston; and
wherein the dynamic interface is formed within the drive cavity of the drive housing of the drive module and the static interface is disposed external to the drive housing of the drive module.
19 . The transfer pump of claim 18 , wherein the piston includes the head and the drive link includes the receiving slot configured to receive the head to form the dynamic interface.
20 . A transfer pump configured to pump a material from a material supply, the transfer pump comprising:
a fluid module configured to extend at least partially into the material supply to contact the material within the material supply, the fluid module including a reciprocating pump configured to reciprocate along a pump axis to pump the material;
a stand directly connected to the fluid module and spaced radially from the pump axis, the stand configured to interface with a surface outside of the material supply to support the transfer pump on the surface;
a drive module removably mounted to the fluid module by a static interface and a dynamic interface, wherein the drive module includes an electric motor operatively connected to the reciprocating pump to power reciprocation, the drive module further including a drive link that is connected to the electric motor to be reciprocated by a rotational output of the electric motor and the drive link connected to a piston of the reciprocating pump to cause reciprocation of the piston, and the drive module including a drive housing within which the electric motor is disposed, wherein the drive link extends into a drive cavity of the drive housing to interface with the piston;
wherein the drive module is structurally supported on the fluid module at the static interface such that the drive module is connected to the stand through the fluid module, and the drive module transmits reciprocating mechanical motion to the reciprocating pump at the dynamic interface;
wherein the drive module is mountable to the fluid module in a plurality of orientations such that the drive housing of the drive module extends in a different radial direction relative to the pump axis in each of the plurality of orientations and such that the drive housing is oriented differently relative to the stand in each of the plurality of orientations;
wherein the drive module is configured to mount to the fluid module from a first side of the fluid module in a first orientation of the plurality of orientations, and the drive module is configured to mount to the fluid module from a second side of the fluid module different from the first side of the fluid module in a second orientation of the plurality of orientations; and
wherein the drive module is configured to mount to the fluid module by the drive module moving radially towards the pump axis to form both the static interface and the dynamic interface, and the drive module configured to dismount from the fluid module by the drive module shifting radially away from the pump axis to break the static interface and the dynamic interface;
wherein the dynamic interface is formed within the drive cavity of the drive housing of the drive module and the static interface is disposed external to the drive housing of the drive module.
21 . The transfer pump of claim 20 , wherein the static interface is formed by at least one post extending into at least one receiver, the at least one post formed as an elongate projection and the at least one receiver formed as a bore, the at least one post configured to extend into the at least one receiver by the drive module shifting radially towards the pump axis to form the static interface, and the at least one post configured to withdraw from the at least one receiver by the drive module shifting radially away from the pump axis to break the static interface.
22 . A transfer pump configured to pump a material from a material supply, the transfer pump comprising:
a fluid module configured to extend at least partially into the material supply to contact the material within the material supply, the fluid module including a reciprocating pump configured to reciprocate along a pump axis to pump the material, the fluid module further comprising:
a mounting frame;
a cylinder extending from the mounting frame in a first axial direction along the pump axis; and
at least one receiver extending from the mounting frame;
a drive module removably mounted to the fluid module by a static interface and a dynamic interface, wherein the drive module includes an electric motor operatively connected to the reciprocating pump to power reciprocation, and wherein the drive module is structurally supported on the fluid module at the static interface, and the drive module transmits reciprocating mechanical motion to the reciprocating pump at the dynamic interface, the drive module further comprising a drive mount having at least one post extending from the drive mount, wherein the at least one post is configured to extend into the at least one receiver to form the static interface;
wherein the drive module is mountable to the fluid module in a plurality of orientations such that a drive housing of the drive module extends in a different radial direction relative to the pump axis in each of the plurality of orientations;
wherein the at least one post extends into the at least one receiver from a first end of the at least one receiver with the drive module disposed in a first mounting orientation of the plurality of mounting orientations, and wherein the at least one post extends into the at least one receiver from a second end of the at least one receiver with the drive module disposed in a second mounting orientation of the plurality of mounting orientations; and
wherein, when the at least one post is disposed in a corresponding groove formed on a top surface of the at least one receiver, a first axial distance between a center of a receiving opening of the at least one receiver and the at least one post disposed in the corresponding groove is same as a second axial distance between a center of a head of a piston disposed on a lower outer surface of a drive link of the drive module and a center of a top portion of a receiving slot of the drive link, and wherein the receiving slot is configured to receive the head of the piston.