Anti-toppling sharp instrument barrel

The invention relates to a sharp instrument barrel, in particular to an anti-toppling sharp instrument barrel. The technical problem of the invention is to provide the anti-toppling sharp instrument barrel which can prevent a barrel body of the sharp instrument barrel from toppling over during operation, so that sharp instruments are prevented from being poured out, and the safety during use is ensured. The anti-toppling sharp instrument barrel comprises an outer barrel body, a guide ring and an inner barrel body, the guide ring is connected to the top of the outer barrel body, the detachable inner barrel body is arranged in the outer barrel body, the anti-toppling sharp instrument barrel further comprises a cover plate, a rotating plate, a first elastic piece and the like, the rotating ring is rotatably connected to the top of the guide ring, the cover plate is connected into the rotating ring, and an arc-shaped groove is formed in the cover plate; first elastic pieces are connected to the left sides of the