Door body and refrigerator thereof

The invention provides a door body, which is used for a refrigerator and comprises a first door body, a second door body and a door cover, the storage frame body is assembled on the rear side of the first door body, the front end of the storage frame body communicates with the opening, and the storage frame body is provided with a first air inlet and a first air return opening; the air guide element is arranged close to the first air return opening; the air guide element enables cold air in a compartment of the refrigerator to enter the storage space of the storage frame from the first air inlet, and the cold air unidirectionally circulates in the storage space from bottom to top and returns to the compartment through the first air return opening. 本发明提供门体，用于冰箱，所述门体包括：第一门体，所述第一门体包括开口；储物框体，所述储物框体装配于所述第一门体的后侧，所述储物框体的前端和所述开口相互连通，所述储物框体具有第一进风口和第一回风口；导风元件，所述导风元件靠近所述第一回风口设置；其中，所述导风元件使得所述冰箱的间室内的冷空气自所述第一进风口进入所述储物框体的储物空间，所述冷空气于所述储物空间中自下而上单向流通，经所述第一回风口回到所述间室中。