Drainage bottle

The utility model discloses a drainage bottle, include: drainage bag, sleeve, alarm module, the drainage bag includes: the bag body, feed liquor pipe, drain pipe, metal ring -opening, metal contact, bag body top is provided with the feed liquor pipe, and the bottom is provided with the drain pipe, inner wall of the bag body is provided with the metal ring -opening, the peripheral inner wall of thebag body that follows exposes in the metal ring -opening, bag body bottom is provided with two recesses, be provided with the metal contact in the recess respectively, two open ends of metal ring -opening are connected with the metal contact through the internal wire of bag respectively, the sleeve bottom is provided with two and recess matched with metal contact -piece, metal contact -piece is connected with alarm module on the sleeve through the wire respectively. The utility model provides a drainage bottle reduces medical personnel and trouble side and observes the risk that inferior scalar sum carelessness led t