The utility model relates to a portable bathing machine suitable for old person or paralysed patient do not vary position, this bathing press packed bale draw together the bottom and are equipped withthe frame of carrying out the wheel, are provided with water purification bucket and sewage in the frame and store the bucket, and the water inlet of water purification bucket is connected with waterintaking valve, inlet tube, and the delivery port of water purification bucket is connected with heat -exchanger pump, hot -water line, shower nozzle, sewage is stored barrel head portion and is provided with the sewage import, and the bucket was stored to sewage top sets up the exhaust tube, and positive negative -pressure air fan is provided with malleation gas outlet and negative pressure gasoutlet, and the exhaust tube that negative pressure gas outlet and sewage were stored barrel is connected, water intaking valve, electric heater unit, water temperature and water level sensor, have the heat -exchanger pump, just negative -pressure air fan be connected with controller signal, the utility model discloses a spreading by under bathing person's body like the sheet when bathing machinefills the unaerated of gassing mattress, removing the convenience, can not cause any injury, take out the convenience simultaneously, give and can realize that sewage absorbs water simultaneously, thedrainage is aerifyd, and the multi -functional operation of exitting realizes a tractor serves several purposes, and the bathing brings very big facility.