Jacking square cabin suitable for vehicle

A lifting square cabin suitable for a vehicle comprises a first box body, a second box body, at least two lifting mechanisms, a first linear guide rail, a control system and an access door, the first box body is used for being fixed to a chassis frame of the vehicle, and the second box body is arranged on the first box body in a sleeving mode; the lifting mechanism is arranged in a containing cavity defined by the first box body and the second box body and at least distributed at the diagonal line of the two box bodies, and the first linear guide rail is used for ensuring that the second box body can linearly slide in the vertical direction relative to the first box body under the action of the lifting mechanism; the control system is used for receiving an external instruction to control the lifting mechanism, and the access door is at least arranged on one box body; the second box body can ascend and descend, the space of the square cabin can be expanded, the comfort degree of a user is improved, and in the