Bag-in-box valve cover

The utility model discloses a bag-in-box valve cover which comprises a cover body, the cover body comprises a sealing piece and a connecting piece used for being connected to a valve, the sealing piece and the connecting piece are connected with each other, and a containing groove matched with a valve liquid outlet is formed in the surface of the sealing piece. When the sealing piece is connected with the valve in a matched mode or is not connected with the valve in a matched mode, the connecting piece is connected with the valve. The bag-in-box valve cover has the advantages of being convenient to use and not prone to being lost. 本实用新型公开了一种盒中袋阀门盖，包括盖体，盖体包括相互连接的密封件和用于连接在阀门上的连接件，密封件表面设有与阀门出液口适配的容纳槽；密封件与阀门配合连接或未与阀门配合连接时，连接件均处于与阀门连接的状态。该盒中袋阀门盖具有使用方便，不易丢失的优点。