Breathing machine

The utility model provides a breathing machine, it includes: humidifier and controller, humidifier and controller are linked together, the humidifier includes humidifier body and outlet duct, the outlet duct with the humidifier is linked together, the humidifier have with the first installation of controller matched with face, first installation face is the sunken arcwall face that forms, the controller includes controller main body, function selection knob and import, controller main body have can with first installation face matched with second installation face, second installation face is the arcwall face, the function select the knob set up in controller main body is last to the control circuit inside with the controller is connected, the import set up in controller main body is last. The utility model discloses a breathing machine small in size is convenient for use in the family. And simultaneously, the utility model discloses a breathing machine can provide comparatively moist oxygen to the assurance patient's is healthy.