A movable refrigerator, comprising: a main body having a storage space therewithin and having a wheel at a lower portion thereof; a cooling apparatus provided within the main body to cool the storage space; a shelf provided in the storage space to accommodate foods; a main body travel driving unit configured to automatically rotate the wheel to move the main body; and a main body travel switching unit configured to turn on or off the main body travel driving unit to automatically or manually move the main body, wherein the main body travel driving unit comprises: a travel motor configured to generate a rotational force; a driving shaft combined with a rotating shaft of the travel motor to transmit a rotational force; a motor-side joint provided at an end of the driving shaft; and a wheel-side joint formed to be joined to the motor-side joint and provided at central shaft of the wheel, characterized in that the main body travel switching unit comprises: a manipulation unit configured to receive a travel method from the user; a switching motor electrically connected to the manipulation unit to generate power; and a power transmission unit mechanically combined with the switching motor to move the motor-side joint in a direction of being attached to or detached from the wheel-side joint. a main body having a storage space therewithin and having a wheel at a lower portion thereof; a cooling apparatus provided within the main body to cool the storage space; a shelf provided in the storage space to accommodate foods; a main body travel driving unit configured to automatically rotate the wheel to move the main body; and a main body travel switching unit configured to turn on or off the main body travel driving unit to automatically or manually move the main body, wherein the main body travel driving unit comprises: a travel motor configured to generate a rotational force; a driving shaft combined with a rotating shaft of the travel motor to transmit a rotational force; a motor-side joint provided at an end of the driving shaft; and a wheel-side joint formed to be joined to the motor-side joint and provided at central shaft of the wheel, characterized in that the main body travel switching unit comprises: a manipulation unit configured to receive a travel method from the user; a switching motor electrically connected to the manipulation unit to generate power; and a power transmission unit mechanically combined with the switching motor to move the motor-side joint in a direction of being attached to or detached from the wheel-side joint. a travel motor configured to generate a rotational force; a driving shaft combined with a rotating shaft of the travel motor to transmit a rotational force; a motor-side joint provided at an end of the driving shaft; and a wheel-side joint formed to be joined to the motor-side joint and provided at central shaft of the wheel, characterized in that the main body travel switching unit comprises: a manipulation unit configured to receive a travel method from the user; a switching motor electrically connected to the manipulation unit to generate power; and a power transmission unit mechanically combined with the switching motor to move the motor-side joint in a direction of being attached to or detached from the wheel-side joint. a manipulation unit configured to receive a travel method from the user; a switching motor electrically connected to the manipulation unit to generate power; and a power transmission unit mechanically combined with the switching motor to move the motor-side joint in a direction of being attached to or detached from the wheel-side joint.