The utility model discloses a
respiratory function exerciser which comprises a base and a cylinder body, one end of the cylinder body is fixedly connected with a threaded sleeve, the threaded sleeve is connected with an air inlet
pipe in a threaded penetrating mode, the upper end of the air inlet
pipe is fixedly connected with a telescopic
pipe, the telescopic pipe is connected with a
respirator through a connecting part, and the connecting part comprises an air pipe and a connecting pipe. A protruding ring is integrally formed on the outer surface of the air pipe, an exercise ball is arranged in the
barrel and fixedly connected with a movable plate, the upper end of the movable plate is fixedly connected with a reset spring, the reset spring is connected with the upper wall of the interior of the
barrel, and a display lamp is arranged on the upper portion of the outer surface of the
barrel. A first conductive block and a second conductive block which are electrically connected with the display lamp are arranged on the inner wall of the barrel, a power source
assembly is arranged on the movable plate, and the display lamp is turned on to judge the
breathing exercise condition by compressing and stretching the reset spring through the exercise ball. The
breathing exercise lamp has the advantages of being high in practicability and capable of judging whether
breathing exercise meets requirements or not through light.