Automatically closable cavity device for test card incubation

The invention discloses an automatically closable cavity device for test card incubation. The device comprises an upper incubation plate, an incubation bottom plate, and a detecting assembly; the upper incubation plate is fixedly connected with the incubation bottom plate; a plurality of incubation cavities into which test cards can be inserted are formed between the upper incubation plate and theincubation bottom plate; the inner ends of the incubation cavities are closed ends; the outer ends of the incubation cavities are open ends; the detecting assembly comprises a PCB and micro switcheswhich are fixedly connected with the PCB and are disposed in the inner ends of the incubation cavities; the open ends are provided with cabin door assemblies for closing the open ends; each cabin doorassembly comprises a cabin door body, a movable rod, and a reset spring which sleeves the movable rod; the outer ends of the cabin door bodies are hinged to the edge of the incubation bottom plate; the bottoms of the movable r