Split-type activated-carbon-filtering air-discharge device with remote alarm system

The utility model discloses a split-type activated-carbon-filtering air-discharge device with a remote alarm system, and the device comprises a filter and a remote alarm apparatus. When the device is in a state of alarm, the device provided by the utility model can give an alarm synchronously for prompting a user through the remote alarm system through installing the remote alarm device at the top of a biosafety cabinet or at a position that the user can observe conveniently at any time. When an activated-carbon filtering screen loses efficacy or the preset time of application is reached, the device informs the user of timely maintenance through the remote alarm apparatus.