Front shovel of snow blower

Abstract

A front shovel includes a snow shoveling plate I, a snow shoveling plate II, and two connecting arms for connecting the front shovel to the snow blower. The connecting arms each include a connecting plate I and two connecting plates II are fixed together, a swing arm I rotatably connected to the two connecting plates II, a swing arm II slidably connected to the swing arm I, and a T-shaped plate connected to the snow blower. One end of each swing arm II is fixedly connected with a U-shaped plate. The U-shaped plate and the T-shaped plate are connected. A through hole I is formed in the swing arm II. Several through holes II cooperating with the through hole I are formed in the T-shaped plate.

What is claimed is: 
     
         1 . A front shovel of a snow blower, comprising a snow shoveling plate I, a snow shoveling plate II, and two connecting arms for connecting the snow shoveling plate I and the snow shoveling plate II to the snow blower, wherein
 the connecting arms each comprise a connecting plate I and two connecting plates II which are fixed together, a swing arm I rotatably connected to the two connecting plates II, a swing arm II slidably connected to the swing arm I, and a T-shaped plate connected to the snow blower; one end of each swing arm II is fixedly connected with a U-shaped plate through a screw; the U-shaped plate and the T-shaped plate are connected through a screw and are rotatable; a through hole I is formed in the swing arm II; several through holes II cooperating with the through hole I are formed in the T-shaped plate; the overlapped through hole I and through holes II are connected by quick release pins;   several adjustment holes II are formed in the swing arm I; several adjustment holes III cooperating with the adjustment holes II are formed in the swing arm II; the overlapped adjustment holes II and adjustment holes III are connected by quick release pins;   a top end of the snow shoveling plate I is bent to form a U portion I; a top end of the snow shoveling plate II is bent to form a U portion II; the U portion I and the U portion II are in sliding fit; several adjustment holes I are formed in the snow shoveling plate I; two elongated holes cooperating with the adjustment holes I are formed in the snow shoveling plate II; the adjustment holes I and the elongated holes are fixed through bolts and nuts; the snow shoveling plate I and the snow shoveling plate II are both fixed with connecting plates I; the snow shoveling plate I is fixed with a rubber plate I; and the snow shoveling plate II is fixed with a rubber plate II.   
     
     
         2 . The front shovel of the snow blower according to  claim 1 , wherein each swing arm II is fixed with a supporting plate. 
     
     
         3 . The front shovel of the snow blower according to  claim 2 , wherein outer ends of both the snow shoveling plate I and the snow shoveling plate II are bent to form reinforcement portions. 
     
     
         4 . The front shovel of the snow blower according to  claim 3 , wherein the front shovel comprises two rows of the adjustment holes I and two rows of the elongated holes.