Sealed curtain of feed bin and feed bin

The utility model provides a feed bin seals the curtain, sets up and holds in the feed bin material loading for sealant storehouse material loading end opening includes the mount pad, the screen thatset up with feed bin relatively fixed, is connected in being used for making the screen can swing and automatic re -setting's slewer and being connected in the balancing weight of screen lower extremebetween screen and the mount pad. The utility model discloses an at screen top increase slewer, the screen can effectively reset after receiving external force to influence the production swing fast,effectively blocks the interior dust escape of feed bin to can prevent effectively that the screen receives external force to influence the destruction of tearing of production, increases the life ofscreen, through connecting the balancing weight at the screen lower extreme, can guarantee that the screen keeps perpendicularly under quiescent condition, the reinforcing leakproofness is guaranteedthe interior dust of feed bi