Laundry machine

摘要

A laundry machine is disclosed. A laundry machine includes a tub (120) to hold water therein, a drum (320) provided in the tub (120), a shaft (351) connected to the drum (320), passing the tub (120), a bearing housing (400) secured to the tub (120), the bearing housing (400) supporting the shaft (351) and a motor (M) rotating the shaft (351), and a water seal (10) provided between the tub (120) and the bearing housing (400) to maintain gas tight of the bearing housing (400) and of the shaft (351). As a result the laundry machine may improve capacity of the tub (120) and maintain gas tight of the tub (120) efficiently.

主权项

1. A laundry machine, comprising:
a tub to hold water therein, the tub having an opening at a rear portion thereof; a drum rotatably placed in the tub; a shaft connected to the drum; a bearing housing rotatably supporting the shaft, wherein the bearing housing includes a shaft hole formed in a center of the bearing housing and a securing step formed at a front end of the shaft hole; a motor to rotate the shaft; a tub back through the shaft passes and fixed to the bearing housing; a suspension attached to the bearing housing to reduce vibration of the drum; a flexible material watertightly connected between an circumferential edge of the opening of the tub and the tub back, the flexible material preventing the water inside the tub from leaking toward the bearing housing and allowing the tub back to move relatively to the tub; and a water seal to prevent the water inside the tub from leaking through the shaft and the tub back, wherein the water seal includes:
a water seal body disposed between the bearing housing and the tub back in an axial direction to maintain a watertight seal between the bearing housing and the tub back;a securing rib inserted into and secured to the securing step of the bearing housing;a sealing rib that extendedly projects from an inner circumferential surface of the water seal body to the shaft to maintain the water tight seal between the bearing housing and the shaft; anda reinforcing member that maintains a shape of the water seal, wherein the reinforcing member is inserted into and molded within the water seal body and the securing rib.