Car roof tent with foldable structure

The utility model discloses a car roof tent with a foldable structure, which comprises a bed body part arranged on a car body, the bed body part is provided with a bottom frame and a first bed body arranged on the bottom frame, and an accommodating cavity is formed between the bottom frame and the first bed body; the folding type car roof tent further comprises a movable part, a cover part, an extending frame and a supporting mechanism. The movable part is connected to the bed body part in a sliding mode, stretches out of and is stored in the containing cavity in a push-pull mode, the movable part comprises a sliding frame assembly and a second bed body, a lifting plate mechanism is connected between the second bed body and the sliding frame assembly, and the cover part is driven to descend and ascend through folding and unfolding of the supporting mechanism; the extending frame is driven to retract into and extend out of the sliding hole through folding and unfolding of the supporting mechanism. According to