Drum-type washing machine and bearing housing structure thereof

摘要

A drum type washing machine is provided. The washing machine may include a tub, a drum, a motor rotating the drum, bearing housings housing bearings to support a rotation shaft, a suspension connected to the bearing housings and a cabinet to mitigate vibration, a bracket coupled to the bearing housings, and a gasket installed between the bracket and the tub. Such an arrangement may allow volumes of the tub and the drum may be increased without increasing the volume of the cabinet.

主权项

1. A drum type washing machine, comprising:
a tub fixed to a cabinet, the tub having a front opening formed at a front axial end of the tub that receives laundry therethrough and a rear opening formed at a rear axial end of the tub; a drum rotatably installed in the tub; a shaft having a first end portion thereof coupled to the drum; a bearing housing fixed at the rear axial end of the tub to rotatably support the shaft; a motor mounted to a rear side of the bearing housing and directly connected to a second end portion of the shaft to rotate the shaft; a bracket positioned inside of the rear opening of the tub, between the drum and the bearing housing, and forming a part of a rear wall of the tub, the bracket being larger in overall size than the bearing housing and smaller in overall size than the rear opening; a gasket positioned between an inner circumferential edge of the rear opening of the tub and an outer circumferential edge of the bracket, such that the gasket forms a part of the rear wall of the tub; and a suspension coupled to the bearing housing to reduce vibration of the drum, wherein the bracket includes a convex portion that protrudes toward the drum, the convex portion of the bracket extending further toward an interior of the tub than does a peripheral portion of the bracket, and wherein the drum includes a concave portion depressed in the rear surface of the drum and extending toward the interior of the drum, so as to correspond to the convex portion of the bracket.