Air jacket type incubator

The utility model discloses an air jacket type incubator and belongs to the technical field of biological detection. Which comprises a culture cavity (6) and is characterized in that the outer ring of the culture cavity (6) is sequentially sleeved with an air sleeve cavity (7) and a heating cavity (12) which are independent of each other, a back plate (9) is arranged at the rear end opening of the air sleeve cavity (7) and the rear end opening of the heating cavity (12), and a refrigeration pipeline is arranged on the back face of the back plate (9); a suction opening communicated with the air sleeve cavity (7) is formed in a back plate of the culture cavity (6), an exhaust fan (8) is arranged at the suction opening, and a ventilation opening (14) communicated with the air sleeve cavity (7) is further formed in the front end of the culture cavity (6). According to the air sleeve type incubator, the air sleeve cavity is arranged, air in the culture cavity is indirectly heated or cooled in the air sleeve cavity