Steaming cooking inner container structure and electric steam box

The steaming cooking inner container structure comprises an inner container and an upper mounting plate, a water tank assembly and an air guide plate are arranged on the upper surface of the upper mounting plate, the water tank assembly comprises a water tank and a water tank base, and the water tank base is provided with an opening allowing the water tank to go in and out; the water tank can be connected into the water tank base in a relatively sliding mode and can stretch out of an opening of the water tank base, the air deflector covers the upper mounting plate to define an exhaust channel, the exhaust channel is provided with an air inlet, the air inlet is communicated with an exhaust port of the inner container through an exhaust pipe, and the air conditioner further comprises a control piece and a linkage mechanism which are used for controlling on-off of the exhaust pipe. When the water tank is moved out in place, the control piece controls the exhaust pipe to be disconnected, and when the water tank i