An air humidification and purification device, comprising: a housing having a suction port through which air is suctioned, and a discharge port through which air is discharged; a blowing part provided in the housing, and providing blowing force to allow air flowing in from the suction port to flow to the discharge port; an air purification filter disposed in the housing and filtering air flowing in from the suction port; a water container provided in the housing; a water tank unit for receiving water from the water container; a humidification member for performing humidification using water supplied to the water tank unit; an air flow path part (F1, F2, F3) formed between the suction port and the discharge port, and in which air flowing from the suction port flows; a flow path regulating member rotatably disposed in the air flow path part (F1, F2, F3); and a driving part for providing rotational force to the flow path regulating member, wherein the water container includes a water supply valve member opening and closing to allow water contained therein to be discharged, wherein the flow path regulating member includes: a rotary shaft part formed as a center of rotation; and a body part rotating integrally with the rotary shaft part, and configured to cross the air flow path part (F1, F2, F3) to open and close at least a portion of the air flow path part (F1, F2, F3); characterized in that the flow path regulating member further includes a pressing part rotating integrally with the rotary shaft part, and providing pressing force to open water supply valve member, and in that, when the flow path regulating member rotates, a direction of air flow in the air flow path part (F1, F2, F3) changes by the body part, and the water supply valve member opens and closes by the pressing part. a housing having a suction port through which air is suctioned, and a discharge port through which air is discharged; a blowing part provided in the housing, and providing blowing force to allow air flowing in from the suction port to flow to the discharge port; an air purification filter disposed in the housing and filtering air flowing in from the suction port; a water container provided in the housing; a water tank unit for receiving water from the water container; a humidification member for performing humidification using water supplied to the water tank unit; an air flow path part (F1, F2, F3) formed between the suction port and the discharge port, and in which air flowing from the suction port flows; a flow path regulating member rotatably disposed in the air flow path part (F1, F2, F3); and a driving part for providing rotational force to the flow path regulating member, wherein the water container includes a water supply valve member opening and closing to allow water contained therein to be discharged, wherein the flow path regulating member includes: a rotary shaft part formed as a center of rotation; and a body part rotating integrally with the rotary shaft part, and configured to cross the air flow path part (F1, F2, F3) to open and close at least a portion of the air flow path part (F1, F2, F3); characterized in that the flow path regulating member further includes a pressing part rotating integrally with the rotary shaft part, and providing pressing force to open water supply valve member, and in that, when the flow path regulating member rotates, a direction of air flow in the air flow path part (F1, F2, F3) changes by the body part, and the water supply valve member opens and closes by the pressing part. a rotary shaft part formed as a center of rotation; and a body part rotating integrally with the rotary shaft part, and configured to cross the air flow path part (F1, F2, F3) to open and close at least a portion of the air flow path part (F1, F2, F3); characterized in that the flow path regulating member further includes a pressing part rotating integrally with the rotary shaft part, and providing pressing force to open water supply valve member, and in that, when the flow path regulating member rotates, a direction of air flow in the air flow path part (F1, F2, F3) changes by the body part, and the water supply valve member opens and closes by the pressing part.