Mixing valves, valve modules, and valve module assemblies

A modular mixing valve, comprising:

• a valve body including a cylinder and a flow diverter interface;
• a flow diverter module configured to be carried in the cylinder of the valve body and including a valve body interface and a rotatable diverter module;
• and
• a pressure balancer and temperature controller module separate from the flow diverter module, carried in the cylinder of the valve body on an axial side of the flow diverter module opposite that of the flow diverter interface of the valve body, and including
• a pressure balancer valve housing configured to rotate with the rotatable valve of the flow diverter module,
• a rotatable temperature control valve rotatable about a common rotation axis, and
• a sleeve located around the rotatable temperature control valve and configured to rotate with the pressure balancer valve housing about the common rotation axis,
• wherein the temperature control valve and the rotatable diverter module are independently rotatable about the common rotation axis with respect to the valve body.

A mixing valve flow diverter module, comprising

• a cup including a base wall and a sidewall extending away from the base wall, wherein the base wall includes a manifold interface including a diverter hot water aperture, a diverter cold water aperture, a diverter first shower outlet aperture, a diverter second shower outlet aperture, and a diverter tub outlet aperture,
• a cup seal carried by the manifold interface of the cup for sealing between the diverter and manifold interfaces, and including a diverter hot water boundary, a diverter cold water boundary, a diverter first shower boundary, a diverter second shower boundary, and a diverter tub boundary,
• a fixed valve carried in the cup and including a fixed hot water valve inlet and a fixed cold water valve inlet in a radially inner region of the fixed valve, and a first fixed shower valve outlet, a second fixed shower valve outlet, and a fixed tub valve outlet in a radially outer region of the fixed valve,
• a fixed valve seal carried between the cup and the fixed valve and including a radially inner and outer boundary, a hot and cold inlet boundary, first and second shower valve outlet boundaries, and a tub valve outlet boundary,
• a rotatable valve carried in the cup on an axial side of the fixed valve opposite that of the cup base wall, and including a rotatable hot water valve inlet and a rotatable cold water valve inlet in a radially inner region of the rotatable valve and being smaller in cross-sectional area than the hot and cold fixed valve inlets of the fixed valve, and a shower valve outlet being larger in cross-sectional area than either of the fixed shower valve outlets of the fixed valve and a tub valve outlet being of cross-sectional area larger than the fixed tub valve outlet of the fixed valve, wherein the shower and tub valve outlets are in a radially outer region of the rotatable valve,
• a rotatable compression plate carried in the cup on an axial side of the rotatable valve opposite that of the fixed valve, rotationally fixed to the rotatable valve, and including compression plate hot and cold inlet conduits, a compression plate shower outlet, and a compression plate tub outlet,
• a compression plate seal carried between the rotatable valve and the rotatable compression plate and including a radially outer boundary, a radially inner boundary, a hot water inlet boundary, a cold water inlet boundary, a shower valve outlet boundary, and a tub outlet boundary, and
• a cap including a base wall having an aperture through which the hot and cold inlet conduits extend and a skirt extending away from the base wall and coupled to the sidewall of the cup to trap the plates of the flow diverter module with respect to the cup.

A mixing valve pressure balancer and temperature controller module, comprising:

• a pressure balancer valve assembly including a pressure balancer valve housing having valve housing hot and cold water inlet conduits, valve housing hot and cold water outlets, and a pressure balancer chamber between the valve housing hot and cold water inlets and outlets, and also including a pressure balancer valve carried in the pressure balancer chamber of the valve housing and including a fixed valve body and a slidable spool valve carried in the fixed valve body and movable to balance pressure of water flowing out of the hot and cold water outlets of the valve housing,
• a sleeve including a sleeve base wall, a sleeve skirt extending away from the base wall and being rotationally fixed to the pressure balancer valve housing, and a sleeve stem extending away from the sleeve base wall and including a valve stem aperture therethrough,
• a dynamic sleeve seal disposed between the sleeve and a bonnet,
• a rotatable temperature control valve between the pressure balancer valve housing and the sleeve, and including a valving portion to adjust flow out of the valve housing hot and cold water outlets, and a valve stem extending through the valve stem aperture of the sleeve,
• spring-loaded seals carried between the valve housing hot and cold water outlets of the pressure balancer valve housing and the rotatable temperature control valve,
• a dynamic temperature control valve seal disposed between the rotatable temperature control valve and the sleeve,
• a mixing chamber between the rotatable temperature control valve and the sleeve, and
• a mixed water outlet path in communication with the mixing chamber, and extending between the rotatable temperature control valve and the sleeve and between the sleeve and the pressure balancer valve housing.

A mixing valve modular configuration, comprising:

• a pressure balancer and temperature controller module, including
• a pressure balancer valve assembly including a pressure balancer valve housing including valve housing hot and cold water inlets and outlets, and a pressure balancer chamber between the valve housing hot and cold water inlets and outlets, and a pressure balancer valve carried in the pressure balancer chamber of the valve housing,
• a sleeve including a sleeve base wall, a sleeve skirt extending away from the base wall and being rotationally fixed to the pressure balancer valve housing, and a sleeve stem extending away from the sleeve base wall and including a valve stem aperture therethrough, and
• a rotatable temperature control valve between the valve housing and the sleeve, and including a valving portion to adjust flow out of the valve housing hot and cold water outlets, and a valve stem extending through the valve stem aperture of the sleeve;
• and
• a flow diverter module separate from, and configured for fluid communication and rotation with, the pressure balancer and temperature controller module, and including
• a fixed valve including hot and cold fixed valve inlets, and first, second, and third fixed valve outlets, and
• a rotatable valve on an axial side of the fixed valve proximate the pressure balancer and temperature controller module, and including hot and cold rotatable valve inlets, and first, second, and third rotatable valve outlets in selective communication with the first, second, and third fixed valve outlets of the fixed valve.