Experimental fuming cupboard

The utility model relates to the technical field of laboratory ventilation, and particularly discloses an experimental fuming cupboard which comprises a cupboard body, an air outlet is reserved in the top of the cupboard body, a draught hood is arranged at the air outlet, the cupboard body is of a semi-enclosed structure formed by stacking bricks, and ceramic tiles are attached to the inner side wall of the cupboard body. The two opposite inner side walls of the air outlet are each provided with a first protruding edge formed by stacking bricks. The first sieve tray is used for placing activated carbon, the first sieve tray is of a telescopic structure, and the two telescopic ends of the first sieve tray are arranged at the tops of the first convex edges respectively. According to the utility model, the activated carbon is convenient to replace, the supporting structure of the first sieve tray consists of bricks, other parts are not needed, the structure is simple, and the cost is low. 本实用新型涉及实验室通风技术领域，具体公开了一