Pneumatic waist support massage system for automobile seat

The utility model discloses a pneumatic waist support massage system for an automobile seat, which relates to the technical field of automobile manufacturing and comprises an inflatable shell, a middle shell, a buffer shell, a plurality of massage units and a plurality of waist support units. A hollow cavity is formed in the inflation shell, and a massage deflation cavity, a waist support inflation cavity and a waist support deflation cavity are formed between the middle shell and the buffer shell; each massage unit comprises a massage air bag, a massage valve and a massage ventilation cavity communicated with the hollow cavity, a massage air outlet is formed in each massage ventilation cavity, and the massage valves are used for controlling opening and closing of the massage inflation openings and the massage air outlets; each waist support unit comprises a waist support air bag and a waist support ventilation cavity communicated with the waist support air bag, the waist support ventilation cavities are form