Alarm device for preventing intravenous infusion exosmosis

The utility model discloses an alarm device for preventing intravenous infusion exosmosis, which comprises a belt body, an alarm is arranged on the upper end face of the belt body, a display screen is arranged on the surface of the alarm, an adjusting key, a buzzer and a warning lamp are arranged on one side of the display screen, a control mainboard is arranged in the alarm, and the control mainboard is respectively and electrically connected with the display screen, the buzzer and the warning lamp. The control mainboard is further electrically connected with a pressure sensor which is located on the lower end face of the belt body. First air bags and second air bags are further arranged on the lower end face of the belt body, the two first air bags are distributed at the first connecting end of the belt body at intervals, the three second air bags are distributed at the second connecting end of the belt body at intervals, the first air bags and the second air bags are connected in series, and the first conn