Training device for respiratory therapy

The utility model discloses a training device for respiratory therapy, which comprises a shell which is an external frame of the device and plays a role in fixing and supporting the device, and the lower end of the shell is connected with a base; the gas channel is installed on the outer surface of the shell, and the tail end of the gas channel is connected with a breathing mask; the tail end of the connecting rod penetrates into the shell, and the tail end of the connecting rod is connected with a limiting block; the water inlet pipe is arranged on the front surface of the shell, and a drainage pipe is arranged on the outer surface of the shell; and the treatment cavity is formed in the shell, and a first exhaust pipe is mounted on the outer surface of the shell. According to the training device for respiratory therapy, a user can push a connecting rod downwards, so that the connecting rod drives a limiting rod to stretch out and draw back through a limiting block, meanwhile, the limiting block stretches out