Integrated Assembly of an Electric Motor, Hydraulic Pump, and Electronic Drive Device and Associated Cooling Configuration

An example assembly includes: a main housing (108) having an internal chamber (110) therein; an electric motor (102) disposed in the internal chamber of the main housing and comprising a motor rotor (114); a cooling inner ring (700) disposed in the internal chamber of the main housing about the elec...

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Bibliographische Detailangaben
Hauptverfasser:	Wegmann, Brandon, Huard, Steven R, Zhang, Hao, Gangadharan, Nithin, Kalidindi, Satish Kumar Raju
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS CONVERSION OR DISTRIBUTION OF ELECTRIC POWER DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR DYNAMO-ELECTRIC MACHINES ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY FLUID-PRESSURE ACTUATORS FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS GENERATION HEATING HYDRAULICS OR PNEUMATICS IN GENERAL LIGHTING MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS MECHANICAL ENGINEERING PRINTED CIRCUITS SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	An example assembly includes: a main housing (108) having an internal chamber (110) therein; an electric motor (102) disposed in the internal chamber of the main housing and comprising a motor rotor (114); a cooling inner ring (700) disposed in the internal chamber of the main housing about the electric motor, wherein the cooling inner ring comprises one or more motor cooling fluid channels configured to receive cooling fluid from an external source of cooling fluid and allow cooling fluid to flow about the electric motor to cool the electric motor; a hydraulic pump (104) positioned in the main housing, at least partially within the motor rotor of the electric motor; and an enclosure (173) coupled to the main housing and comprising (i) an inverter board (202) disposed therein, and (ii) one or more inverter cooling fluid channels configured to allow cooling fluid from the external source to cool the inverter board.