Impeller-type washing machine

Abstract

An impeller-type washing machine comprises a box body, an outer tub and an inner tub, the outer tub is arranged in the box body, the inner tub is installed in the outer tub, an upper part of the outer tub is fixedly connected with the box body, a damping device configured to reduce vibration of the outer tub is arranged below the outer tub in the box body, an upper edge of the outer tub is fixedly connected with an upper part of the box body, and there is a space between a side wall of the outer tub and an inner wall of the box body. A space between the outer tub and the box body is reduced, and effective washing volume of a washing machine is increased; meanwhile, vibration of a washing machine is reduced, and a better damping effect is achieved.

1 . An impeller-type washing machine, comprising a box body, an outer tub and an inner tub, wherein,
 the outer tub is arranged inside the box body, the inner tub is installed in the outer tub, an upper part of the outer tub is fixedly connected with the box body, and a damping device configured to reduce vibration of the outer tub is arranged below the outer tub in the box body.   
     
     
         2 . The impeller-type washing machine according to  claim 1 , wherein an upper edge of the outer tub is fixedly connected with an upper part of the box body, and there is a space between a side wall of the outer tub and an inner wall of the box body. 
     
     
         3 . The impeller-type washing machine according to  claim 2 , wherein the upper edge of the outer tub is turned outwards to form a folding part, and the folding part covers an upper end part of the box body and is fixedly connected with the upper end part of the box body, 
     
     
         4 . The impeller-type washing machine according to  claim 3 , wherein the folding part comprises a horizontal part formed by the upper edge of the outer tub and extending horizontally toward the box body, and the horizontal part is used for spacing the side wall of the outer tub from the inner wall of the box body. 
     
     
         5 . The impeller-type washing machine according to  claim 4 , wherein the folding part further comprises a vertical part extending vertically downward from the horizontal part, and the vertical part is located outside of the box body. 
     
     
         6 . The impeller-type washing machine according to  claim 5 , wherein a panel seat of the impeller-type washing machine is fixedly installed on the box body, and the upper edge of the outer tub is fixed between the panel seat and the box body. 
     
     
         7 . The impeller-type washing machine of any according to  claim 2 , wherein the box body comprises a fixed support configured to increase strength of the box body, and the upper edge of the outer tub is fixed on the fixed support. 
     
     
         8 . The impeller-type washing machine according to  claim 1 , wherein a motor is arranged at a bottom inside the box body, and the damping device comprises a first damping device arranged on the motor. 
     
     
         9 . The impeller-type washing machine according to  claim 8 , wherein the first damping device is a damping spring, one end of the damping spring is fixedly connected with a stator of the motor, and another end of the damping spring is fixedly connected onto a bottom wall of the box body. 
     
     
         10 . The impeller-type washing machine according to  claim 1 , wherein a motor is arranged at a bottom inside the box body, a decelerating clutch device is arranged above the motor, and the damping device further comprises a second damping device arranged at the decelerating clutch device or at the bottom of the outer tub. 
     
     
         11 . The impeller-type washing machine according to  claim 10 , wherein the second damping device comprises an installation plate and a damper, the installation plate is fixedly connected with the decelerating clutch device, one end of the damper is rotatably connected with the installation plate, and another end of the damper is rotatably connected with the bottom of the box body. 
     
     
         12 . The impeller-type washing machine according to  claim 3 , wherein the folding part is in fixed and riveted connection with the box body. 
     
     
         13 . The impeller-type washing machine according to  claim 5 , wherein a side wall of the upper part of the box body is provided with an annular convex rib protruding outwards, and an end part of the vertical part is abutted against the annular convex rib. 
     
     
         14 . The impeller-type washing machine according to  claim 6 , wherein an edge of the panel seat covers the folding part of the outer tub and is abutted against the annular convex rib of the box body. 
     
     
         15 . The impeller-type washing machine according to  claim 7 , wherein the fixed support is provided with a groove at a position tangential to the outer tub for matching with the upper edge of the outer tub. 
     
     
         16 . The impeller-type washing machine according to  claim 9 , wherein at least two damping springs are arranged, an annular plate is arranged around a periphery of the stator of the motor, the damping springs are installed on the annular plate and uniformly distributed in one circumference centered on an axis of the motor. 
     
     
         17 . The impeller-type washing machine according to  claim 11 , wherein two ends of the damper are respectively in hinged connection with the installation plate and the bottom part of the box body; and 
     
     
         18 . The impeller-type washing machine according to  claim 11 , wherein at least two dampers are arranged, and uniformly installed on a circumference centered on an axis of the decelerating clutch device.